Kev nkag siab txog qhov sib txawv ntawm ntau hom xov yog qhov tseem ceeb hauv ntau qhov kev lag luam, tshwj xeeb tshaj yog nyob rau hauv cov kav dej thiab cov kav dej.Hauv tsab xov xwm no, peb yuav piav qhia txog qhov tseem ceeb thiab qhov tseem ceeb ntawm kev nkag siab cov xov sib txawv, thiab muab cov ntsiab lus luv luv ntawm peb hom xov uas siv ntau: BSPP, BSPT, thiab R thiab Rc.
Qhov tseem ceeb ntawm kev nkag siab cov xov sib txawv nyob rau hauv qhov tseeb tias txhua hom muaj nws tus yam ntxwv tshwj xeeb thiab kev siv.Xaiv hom xov tsis ncaj ncees lawm tuaj yeem ua rau xau, tsis muaj txiaj ntsig, thiab txawm tias muaj peev xwm muaj kev nyab xeeb.Los ntawm kev nkag siab tob txog cov xov hom, cov kws tshaj lij tuaj yeem ua kom muaj kev txhim kho kom zoo, kev ua haujlwm zoo, thiab kev ua haujlwm ntev ntawm lawv lub tshuab.
Peb hom xov peb yuav tshawb xyuas yog BSPP (British Standard Pipe Parallel), BSPT (British Standard Pipe Tapered), thiab R thiab Rc (American National Standard Taper Pipe Thread).Txhua hom muaj nws tus kheej cov yam ntxwv, xws li lub kaum sab xis ntawm taper, sealing txoj kev, thiab compatibility nrog ntau yam fittings.Los ntawm kev paub peb tus kheej nrog cov kev sib txawv no, peb tuaj yeem txiav txim siab paub thaum xaiv cov xov uas tsim nyog rau peb cov ntawv thov tshwj xeeb.
Txawm hais tias koj yog tus kav dej, kws ua choj, lossis tsuas yog ib tus neeg xav paub ntau ntxiv txog cov kav dej thiab cov kav dej, tsab xov xwm no yuav muab cov kev nkag siab zoo rau koj txog qhov tseem ceeb thiab qhov tseem ceeb ntawm kev nkag siab txog cov xov sib txawv.Yog li, cia peb dhia dej thiab tshawb xyuas lub ntiaj teb ntawm BSPP, BSPT, thiab R thiab Rc xov.
BSPP xov yog dab tsi?
BSPP xov, tseem hu ua British Standard Pipe Parallel xov, yog ib hom xov uas nquag siv hauv cov kav dej thiab hydraulic.Nws yog ib qho ntawm ntau cov qauv siv thoob ntiaj teb, suav nrog BSPT (British Standard Pipe Taper), R xov, thiab Rc xov.Kev nkag siab txog qhov sib txawv ntawm cov xov no yog qhov tseem ceeb rau kev ua kom muaj kev sib raug zoo thiab kev sib raug zoo hauv ntau daim ntawv thov.
BSPP xov nta ib qho kev sib txuas tsim, qhov twg cov xov sib npaug sib npaug thiab khiav mus rau ib leeg.Qhov no tso cai rau kom nruj thiab ruaj ntseg kev sib txuas ntawm cov txiv neej thiab poj niam cov khoom.Cov xov yog ntsuas raws li cov xov tooj ntawm ib nti, hu ua TPI.Nyob rau hauv rooj plaub ntawm BSPP xov, nws feem ntau muaj 14 threads ib nti.
Ib qho txiaj ntsig tseem ceeb ntawm BSPP xov yog nws qhov yooj yim ntawm kev teeb tsa.Kev tsim qauv sib luag tso cai rau kev sib dhos ncaj nraim, raws li cov txiv neej thiab poj niam cov khoom tuaj yeem yooj yim screwed ua ke yam tsis tas yuav muaj zog ntau dhau.Qhov no ua rau nws yog qhov kev xaiv nrov hauv cov ntawv thov uas nquag disassembly thiab reassembly xav tau, xws li hauv hydraulic systems.
BSPP xov tseem paub txog nws cov khoom xau-resistant.Cov xov sib txuas ua ke tsim kom nruj thaum sib dhos kom zoo, txo qhov kev pheej hmoo ntawm kev xau.Qhov no yog qhov tseem ceeb tshwj xeeb hauv cov ntawv thov uas hloov pauv cov kua dej lossis cov pa roj, vim tias txawm tias qhov xau me me tuaj yeem ua rau muaj kev puas tsuaj loj lossis muaj kev nyab xeeb.
Thaum piv rau BSPT xov, uas muaj cov qauv tsim, BSPP xov muaj qee qhov zoo.Qhov sib npaug ntawm BSPP xov tso cai rau kom muaj qhov sib npaug ntawm cov kua lossis cov pa roj, vim tias tsis muaj kev hloov pauv hauv txoj kab uas hla ntawm qhov ntev ntawm cov xov.Qhov no tuaj yeem tau txais txiaj ntsig zoo hauv cov ntawv thov uas yuav tsum muaj tus nqi ntws zoo ib yam, xws li hauv kev tswj hwm lub siab.
Ntxiv rau BSPP thiab BSPT threads, R thiab Rc threads kuj tau siv ntau yam kev lag luam.R xov, tseem hu ua Whitworth xov, yog ib qho sib npaug xov zoo ib yam li BSPP.Txawm li cas los xij, nws muaj cov xov sib txawv thiab feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum muaj kev ntsuas siab dua.
Ntawm qhov tod tes, Rc xov, tseem hu ua taper parallel xov, sib txuas cov yam ntxwv ntawm BSPP thiab BSPT xov.Nws muaj cov qauv tsim zoo li BSPT, tab sis nrog cov xov sib txuas zoo li BSPP.Qhov no ua rau nws tsim nyog rau cov ntawv thov uas yuav tsum muaj kev sib khi nruj thiab yooj yim ntawm kev teeb tsa.
Cov yam ntxwv tseem ceeb ntawm BSPP
Ib qho ntawm cov yam ntxwv tseem ceeb ntawm BSPP yog nws cov xov sib txuas tsim.Tsis zoo li BSPT, uas muaj cov xov tapering, BSPP threads yog ncaj thiab sib npaug.Qhov kev tsim no tso cai rau kev sib txuas nruj thiab ruaj ntseg ntawm cov kav dej thiab fittings.Nws ua kom lub foob tsis muaj paug thiab muab kev ruaj ntseg thiab kev ntseeg siab hauv ntau yam kev siv.
Lwm qhov tseem ceeb ntawm BSPP yog nws cov xov loj.BSPP threads yog ntsuas nyob rau hauv nominal yeeb nkab qhov ntau thiab tsawg (NPS), uas qhia lub puab txoj kab uas hla ntawm cov yeeb nkab.Cov xov loj yog txiav txim siab los ntawm txoj kab uas hla ntawm cov yeeb nkab thiab lub suab ntawm cov xov.Feem ntau BSPP xov loj muaj xws li 1/8', 1/4', 3/8', 1/2', 3/4', 1', 1-1/4', 1-1 /2', thiab 2'.
BSPP threads kuj muaj qhov tshwj xeeb sealing mechanism.Tsis zoo li lwm hom xov uas tso siab rau daim kab xev los yog cov khoom sib khi los tsim lub foob, BSPP xov siv lub tshuab ntxhua khaub ncaws los yog O-ring.Lub tshuab ntxhua khaub ncaws lossis O-ring no tau muab tso rau ntawm cov txiv neej thiab poj niam xov, tsim kom muaj lub foob kaw ntom ntom thaum qhov kev sib txuas yog nruj.Lub tshuab sealing no ua kom muaj kev ruaj ntseg thiab tsis muaj kev sib koom ua ke, ua rau BSPP haum rau cov ntawv thov siab.
Ntxiv nrog rau cov yam ntxwv no, BSPP threads kuj paub txog lawv kev sib raug zoo nrog lwm hom xov.Thaum BSPP thiab BSPT threads muaj cov qauv sib txawv, lawv tuaj yeem txuas nrog siv cov adapters.Qhov no tso cai rau kev hloov pauv hauv cov kav dej thiab cov tshuab hydraulic, vim cov xov sib txawv tuaj yeem siv ua ke yam tsis muaj kev cuam tshuam rau kev ncaj ncees ntawm kev sib txuas.
Thaum nws los txog rau kev xaiv ntawm BSPP, BSPT, thiab R thiab Rc xov, nws yog ib qho tseem ceeb uas yuav tau xav txog cov kev cai tshwj xeeb ntawm daim ntawv thov.BSPP threads feem ntau yog siv rau hauv cov ntawv thov uas muaj kev ruaj ntseg thiab tsis muaj kev sib txuas yog qhov tseem ceeb.Lawv tsim nyog rau cov tshuab hluav taws xob siab thiab muab kev ruaj ntseg thiab kev ntseeg siab hauv ntau yam kev lag luam.
BSPP Xov Tsim thiab Dimensions
BSPP xov yog ib qho kev sib txuas xov tsim, lub ntsiab lus ntawm txoj kab uas hla ntawm cov xov tseem nyob tas li thoob plaws qhov ntev.Qhov no ua rau nws yooj yim rau kev sib sau thiab disassemble cov khoom siv BSPP fittings.Lub kaum sab xis yog 55 degrees, uas muab kev ruaj ntseg thiab xau-pov thawj kev sib txuas.Qhov ntev ntawm BSPP xov yog tus qauv, kom ntseeg tau tias muaj kev sib haum xeeb thiab kev sib hloov ntawm cov khoom.
Thaum sib piv BSPP xov rau BSPT xov, qhov sib txawv tseem ceeb nyob rau hauv lub taper.BSPT xov muaj ib tug taper ntawm 1:16, lub ntsiab lus ntawm txoj kab uas hla yuav txo qis raws li qhov ntev ntawm cov xov.Qhov taper no tso cai rau lub foob kom nruj, ua rau BSPT xov haum rau cov ntawv thov qhov kev sib txuas ntawm cov ntaub ntawv pov thawj tseem ceeb heev.Txawm li cas los xij, BSPT xov yuav tsum tau siv lub sealing compound los yog xov sealant kom muaj kev sib khi zoo.
Ntawm qhov tod tes, BSPP xov tsis muaj taper thiab tso siab rau qhov sib npaug tsim rau kev sib khi.Qhov no ua rau nws yooj yim rau nruab thiab tshem tawm cov khoom yam tsis tas yuav tsum muaj cov sealants ntxiv.Txawm li cas los xij, nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias BSPP xov yuav tsis muab nruj ntawm lub foob raws li BSPT xov hauv qee daim ntawv thov.
Lwm cov xov tsim los xav txog yog R thiab Rc xov.R thread stands rau 'Rough' thiab Rc xov stands rau 'Rough nrog clearance'.Cov xov no yog siv feem ntau hauv Tebchaws Meskas thiab tsis tshua pom muaj nyob hauv lwm qhov hauv ntiaj teb.Qhov ntev ntawm R thiab Rc threads txawv ntawm BSPP thiab BSPT threads, ua rau lawv tsis sib haum xeeb.
Daim ntawv thov teb ntawm BSPP xov
Hauv kev lag luam hydraulic, BSPP xov yog nyiam rau nws lub peev xwm los tswj kev kub siab thiab tiv taus huab cua.Nws yog feem ntau siv hauv cov twj hydraulic, lub tog raj kheej, li qub, thiab lwm yam khoom siv.Cov qauv tsim ntawm cov xov sib txuas ua kom muaj kev sib khi nruj, tiv thaiv kev xau lossis kev poob siab.Qhov no ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov ntawv thov uas xav tau kev txhim khu kev qha thiab ua haujlwm zoo hydraulic.
Lwm daim ntawv thov teb uas BSPP xov feem ntau siv yog nyob rau hauv pneumatic systems.Pneumatic systems cia siab rau compressed cua los yog roj rau lub zog ntau yam cuab yeej thiab khoom siv.BSPP xov feem ntau pom muaj nyob rau hauv pneumatic fittings, connectors, thiab li qub, kom muaj kev ruaj ntseg kev twb kev txuas rau kev sib kis ntawm huab cua los yog roj.Nws cov qauv tsim ua ke tso cai rau kev teeb tsa yooj yim thiab tshem tawm, ua kom yooj yim rau kev saib xyuas thiab kho.
BSPP xov kuj tau siv dav hauv kev lag luam kav dej.Nws yog feem ntau pom nyob rau hauv cov kav dej fittings, kav dej, thiab fixtures.Lub voj voog tsim ntawm cov xov tso rau lub foob kaw ntom ntom, tiv thaiv kev xau lossis dej wastage.Qhov no ua rau nws haum rau ob qho tib si hauv tsev thiab kev lag luam kev siv kav dej.Txawm hais tias nws yog rau kev sib txuas cov kav dej, txhim kho faucets, lossis kho cov kav dej, BSPP xov muab cov kev daws teeb meem zoo thiab muaj txiaj ntsig.
Ntxiv rau nws daim ntawv thov hauv hydraulic, pneumatic, thiab kav dej, BSPP xov kuj tseem siv rau ntau yam kev lag luam xws li tsheb, kev tsim khoom, thiab kev ua liaj ua teb.Nws yog feem ntau pom muaj nyob rau hauv roj systems, lubrication systems, thiab irrigation systems.Nws versatility thiab compatibility ua rau nws yog ib tug nrov xaiv rau ntau yam kev siv.
Txoj kev sib khi thiab cov ntsiab lus tseem ceeb ntawm BSPP xov
Ib qho ntawm cov ntsiab lus tseem ceeb los xav txog thaum siv BSPP xov yog txoj kev sib khi.BSPP threads cia siab rau kev siv lub tshuab ntxhua khaub ncaws los yog O-ring los tsim lub foob kaw ntom nti.Txoj kev sib khi no ua kom ntseeg tau tias qhov kev sib txuas tseem tsis muaj pov thawj, txawm tias nyob rau hauv kev kub siab lossis kub kub.Kev siv lub tshuab ntxhua khaub ncaws los yog O-ring kuj tso cai rau kev txhim kho yooj yim thiab txij nkawm, vim tias lub foob tuaj yeem hloov tau yooj yim yog tias tsim nyog.
Lwm qhov tseem ceeb uas yuav tsum nco ntsoov txog BSPP xov yog nws txoj kev sib raug zoo nrog lwm hom xov.Thaum BSPP threads yog sib npaug, BSPT threads yog tapered.Qhov sib txawv ntawm kev tsim no txhais tau hais tias BSPP thiab BSPT threads tsis ncaj qha sib hloov.Txawm li cas los xij, adapters thiab fittings muaj los txuas ob hom xov.Nws yog ib qho tseem ceeb kom ntseeg tau tias kev sib xyaw ua ke ntawm cov xov yog siv kom tsis txhob muaj qhov xau lossis kev sib txuas tsis ua haujlwm.
Ntxiv rau txoj kev sib khi thiab kev sib raug zoo, qhov loj thiab qhov ntev ntawm BSPP threads kuj tseem ceeb heev.BSPP threads yog ntsuas nyob rau hauv nti thiab muaj ib tug tshwj xeeb xov tooj ntawm threads ib nti.Qhov kev ntsuas tus qauv no ua kom ntseeg tau tias BSPP xov tuaj yeem txheeb xyuas tau yooj yim thiab sib phim nrog cov khoom sib txuas thiab cov khoom sib txuas.Nws yog ib qho tseem ceeb uas yuav tsum tau ntsuas qhov xov loj thiab lub suab kom raug kom haum thiab foob.
BSPP threads feem ntau siv nyob rau hauv ntau yam lag luam, nrog rau cov tshuab hydraulic, pneumatic systems, thiab cov kav dej siv.Lawv txoj kev sealing txhim khu kev qha thiab kev sib raug zoo nrog lwm hom xov ua rau lawv muaj kev xaiv nrov rau kev hloov pauv dej thiab kev sib txuas.Txawm li cas los xij, nws tseem ceeb heev uas yuav tsum nco ntsoov tias BSPP threads yuav tsis haum rau txhua daim ntawv thov.Cov yam ntxwv xws li lub siab, qhov kub thiab txias, thiab hom kev hloov pauv ntawm cov kua dej yuav tsum raug txiav txim siab thaum xaiv cov xov xov uas tsim nyog.
Qhov zoo thiab qhov tsis zoo ntawm BSPP xov
Ib qho ntawm qhov zoo ntawm BSPP xov yog nws yooj yim ntawm installation.Qhov sib npaug ntawm cov xov tso cai rau ib qho yooj yim thiab ncaj kev sib txuas ntawm cov txiv neej thiab poj niam qhov chaw.Qhov no ua rau nws yooj yim rau ob tus kws tshaj lij thiab cov neeg nyiam DIY kom sib sau thiab tshem tawm cov khoom yam tsis muaj kev siv zog ntau.Tsis tas li ntawd, BSPP xov tsis xav tau cov cuab yeej tshwj xeeb lossis cov sealants rau kev teeb tsa, ua kom yooj yim rau cov txheej txheem.
Lwm qhov zoo dua ntawm BSPP xov yog nws qhov sib xws nrog ntau yam khoom siv.Txawm hais tias nws yog tooj dag, stainless hlau, lossis yas, BSPP threads tuaj yeem siv nrog ntau yam ntaub ntawv yam tsis muaj kev cuam tshuam rau kev ncaj ncees ntawm kev sib txuas.Qhov kev siv ntau yam no ua rau nws muaj kev xaiv nrov hauv kev lag luam sib txawv thiab kev siv cov khoom siv sib txawv.
Nyob rau hauv cov nqe lus ntawm kev sib khi, BSPP xov muaj kev ruaj ntseg thiab tsis muaj kev sib txuas.Cov qauv tsim ntawm cov xov sib txuas ua kom muaj kev sib khi nruj ntawm cov txiv neej thiab poj niam qhov chaw, tiv thaiv kom tsis txhob muaj kua los yog roj.Qhov no yog qhov tseem ceeb tshwj xeeb hauv cov tshuab uas muaj cov kua dej los yog cov pa roj yog qhov tseem ceeb rau kev ua haujlwm zoo ntawm cov khoom siv.Kev ruaj ntseg foob muab los ntawm BSPP xov pab tswj lub zog ua haujlwm thiab tiv thaiv kev puas tsuaj lossis poob.
Txawm li cas los xij, BSPP xov kuj muaj nws qhov tsis zoo.Ib qho ntawm cov teeb meem tseem ceeb yog nws tsis muaj taper.Tsis zoo li BSPT xov, uas muaj ib tug taper uas tso cai rau ib tug nruj nreem kaw, BSPP xov tsuas yog nyob rau hauv lub parallel tsim.Qhov no tuaj yeem ua rau muaj kev sib txuas tsis tshua muaj kev ruaj ntseg, tshwj xeeb tshaj yog nyob rau hauv cov ntawv thov uas muaj kev kub ntxhov lossis kev vibrations.Hauv cov xwm txheej zoo li no, BSPT xov yuav yog qhov kev xaiv tsim nyog dua vim nws muab kev sib khi zoo dua.
Lwm qhov tsis zoo ntawm BSPP xov yog nws qhov txwv tsis pub muaj nyob hauv qee thaj tsam.Thaum nws tau siv dav hauv tebchaws United Kingdom thiab Europe, nws yuav tsis tshua muaj nyob rau lwm qhov hauv ntiaj teb.Qhov no tuaj yeem tsim teeb meem rau kev lag luam uas tso siab rau cov qauv xov xov thiab tej zaum yuav xav tau kev siv zog ntxiv los yog kev pab cuam los ntawm BSPP xov cov khoom.
BSPT xov yog dab tsi?
Ib qho ntawm qhov sib txawv tseem ceeb ntawm BSPT thiab lwm cov qauv xov yog txoj kev sib khi.BSPT threads cia siab rau kev siv lub sealing compound, xws li xov sealant los yog PTFE daim kab xev, los tsim ib lub foob foob.Qhov no yog vim lub tapered tsim ntawm threads ib leeg tsis txaus los tiv thaiv to.Lub sealing compound nyob rau hauv qhov sib txawv ntawm cov xov, kom ntseeg tau tias muaj kev sib txuas ntawm cov dej.
BSPT threads feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum muaj kev ruaj ntseg thiab ruaj khov.Lawv feem ntau pom nyob rau hauv cov kav dej, hydraulic systems, thiab cua compression systems.Lub tapered tsim ntawm threads tso cai rau ib qho yooj yim installation thiab tshem tawm, ua rau lawv yooj yim rau tu thiab kho.
Lwm qhov tseem ceeb uas yuav tsum tau xav txog thaum sib piv BSPT nrog rau lwm cov qauv xov yog cov xov loj.BSPT threads yog ntsuas nyob rau hauv nominal qhov ntau thiab tsawg, uas xa mus rau lub puab txoj kab uas hla ntawm cov yeeb nkab.Cov xov loj yog qhia los ntawm tus lej, xws li 1/8', 1/4', 3/8', thiab lwm yam. Nws yog ib qho tseem ceeb uas yuav tsum xaiv cov xov loj kom raug kom haum thiab foob.
Ntxiv nrog rau txoj kev sib khi thiab xov loj, nws tseem tsim nyog sau cia tias BSPT threads muaj cov xov sib txawv piv rau lwm cov qauv xov.BSPT threads muaj 55-degree nrog lub kaum ntse ntse, thaum lwm cov qauv, xws li NPT (National Pipe Taper) threads, muaj 60-degree nrog lub kaum ntse ntse.Qhov no txhais tau hais tias BSPT threads tsis sib haum nrog lwm cov qauv xov thiab tsis tuaj yeem hloov pauv.
Thaum ua hauj lwm nrog BSPT threads, nws yog ib qho tseem ceeb uas yuav tsum tau siv cov cuab yeej thiab cov tswv yim kom muaj kev txhim kho kom raug.Cov xov yuav tsum huv thiab tsis muaj cov khib nyiab lossis kev puas tsuaj.Lub sealing compound yuav tsum tau thov tusyees thiab nyob rau hauv cov kev taw qhia kom yog los tiv thaiv kom txhob xau.Nws tseem yog ib qho tseem ceeb kom tsis txhob nruj heev ntawm cov xov, vim qhov no tuaj yeem ua rau muaj kev puas tsuaj thiab cuam tshuam rau lub foob.
Cov yam ntxwv ntawm BSPT xov
Ib qho ntawm cov yam ntxwv tseem ceeb ntawm BSPT threads yog lawv siv lub sealing compound.Tsis zoo li BSPP threads, uas tso siab rau qhov sib npaug ntawm cov xov tsim, BSPT xov yuav tsum tau siv lub sealing compound kom ntseeg tau tias tsis muaj kev sib txuas.Cov tshuaj no feem ntau yog siv rau cov txiv neej threads ua ntej koom nrog cov poj niam threads.Cov khoom sib xyaw ua ke nyob rau hauv txhua qhov sib txawv ntawm cov xov, tsim kom muaj lub foob kaw ntom nti uas tiv thaiv cov kua los yog roj los ntawm kev khiav tawm.
Lwm tus yam ntxwv tseem ceeb ntawm BSPT xov yog lawv kev sib raug zoo nrog lwm hom xov.Thaum BSPP threads yog sib npaug thiab tsis tuaj yeem hloov nrog lwm hom xov, BSPT xov tuaj yeem siv nrog BSPP thiab NPT (National Pipe Taper) xov.Qhov kev ua tau zoo no ua rau BSPT threads yog qhov kev xaiv nrov hauv kev lag luam uas cov xov sib txawv tuaj yeem siv rau hauv cov ntawv sib txawv.
Ntxiv rau lawv cov kev sib raug zoo, BSPT threads kuj muaj qhov zoo ntawm lub zog thiab kav ntev.Lub taper tsim ntawm threads tso cai rau ib tug loj kev sib cuag cheeb tsam ntawm tus txiv neej thiab poj niam threads, uas ua rau ib tug muaj zog kev twb kev txuas.Qhov no ua rau BSPT threads haum rau cov ntawv thov siab, qhov chaw ruaj ntseg thiab txhim khu kev qha yog qhov tseem ceeb.Tsis tas li ntawd, tus tsim taper kuj tseem pab faib cov kev ntxhov siab sib npaug ntawm cov xov, txo qhov kev pheej hmoo ntawm xov puas lossis tsis ua haujlwm.
Thaum nws los txog rau kev teeb tsa, BSPT threads yuav tsum tau ua tib zoo saib xyuas kom meej.Lub kaum sab xis ntawm cov xov txhais tau hais tias lawv yuav tsum tau nruj rau ib qho tshwj xeeb torque tus nqi kom muaj kev sib khi zoo.Tshaj-tightening tuaj yeem ua rau cov xov puas lossis xau, thaum kev nruj nruj tuaj yeem ua rau kev sib txuas xoob.Nws yog ib qho tseem ceeb uas yuav tsum tau siv cov cuab yeej thiab cov txheej txheem kom raug thaum txhim kho BSPT threads kom ntseeg tau tias lawv muaj txiaj ntsig thiab siv tau ntev.
BSPT Xov Tsim thiab Dimensions
Ib qho ntawm qhov sib txawv tseem ceeb ntawm BSPT thiab lwm hom xov, xws li BSPP (British Standard Pipe Parallel) thiab R thiab Rc threads, yog lub kaum sab xis.BSPT threads muaj lub kaum sab xis ntawm 1 ntawm 16, uas txhais tau tias rau txhua txhua 16 units ntawm qhov ntev, txoj kab uas hla ntawm cov xov txo los ntawm 1 units.Lub kaum sab xis no tso cai rau kev sib txuas nruj thiab xau-pov thawj thaum cov txiv neej thiab poj niam threads tau nruj ua ke.
Nyob rau hauv cov nqe lus ntawm qhov ntev, BSPT threads tau teev los ntawm lawv qhov nominal loj, uas yog hais txog lub internal txoj kab uas hla ntawm cov yeeb nkab los yog haum lawv siv nrog.Piv txwv li, 1/2 nti BSPT xov muaj ib txoj kab uas hla ntawm kwv yees li 0.5 ntiv tes.Sab nraud txoj kab uas hla ntawm BSPT threads txawv nyob ntawm seb qhov loj thiab suab ntawm cov xov.
BSPT threads kuj txawv los ntawm lawv cov xov suab, uas yog hais txog qhov kev ncua deb ntawm cov xov uas nyob ib sab.Cov xov suab ntawm BSPT xov yog ntsuas hauv threads ib nti (TPI) lossis threads ib millimeter (TPM).Piv txwv li, 1/2 nti BSPT xov yuav muaj lub suab ntawm 14 TPI, txhais tau tias muaj 14 xov ib nti.
Thaum xaiv BSPT threads rau ib daim ntawv thov tshwj xeeb, nws yog ib qho tseem ceeb uas yuav tsum xav txog qhov sib haum ntawm cov xov nrog cov yeeb nkab lossis haum nws yuav siv nrog.Nws tseem yog ib qho tseem ceeb kom paub meej tias cov xov raug kaw kom zoo los tiv thaiv kom tsis txhob xau.Qhov no tuaj yeem ua tiav los ntawm kev siv xov sealant lossis daim kab xev ntawm tus txiv neej xov ua ntej txuas mus rau tus poj niam xov.
Daim ntawv thov ntau yam ntawm BSPT xov
BSPT (British Standard Pipe Taper) xov yog dav siv nyob rau hauv ntau yam lag luam vim nws ntau yam kev thov ntau yam.Hom xov no feem ntau pom nyob rau hauv cov kav dej, hydraulic fittings, thiab pneumatic sib txuas.Ib qho txiaj ntsig tseem ceeb ntawm BSPT xov yog nws lub peev xwm los tsim kom muaj lub foob kaw ntom nti, ua rau nws tsim nyog rau cov ntawv thov uas yuav tsum tau muaj cov kua dej los yog roj ntau.
Hauv cov kav dej, BSPT xov feem ntau yog siv los txuas cov kav dej thiab fittings.Nws muab kev ruaj ntseg thiab txhim khu kev qha kev sib txuas uas tuaj yeem tiv taus siab thiab kub kub.Lub taper tsim ntawm cov xov tso cai rau ib tug nruj haum, tiv thaiv tej yam los yog seepage ntawm cov kua.Qhov no ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov ntawv thov xws li cov khoom siv dej, cua sov, thiab cov kav dej.
Hydraulic fittings kuj tau txais txiaj ntsig los ntawm kev siv BSPT xov.Cov fittings no yog siv los txuas ntau yam khoom siv hauv hydraulic, xws li twj, li qub, thiab lub tog raj kheej.BSPT xov ua kom muaj kev sib txuas ceev thiab ruaj ntseg, tiv thaiv kev poob ntawm cov kua dej hydraulic.Qhov no yog qhov tseem ceeb rau kev tswj xyuas kev ua tau zoo thiab kev ua haujlwm ntawm cov tshuab hydraulic, txawm tias qhov xau me me tuaj yeem ua rau muaj kev poob qis hauv lub siab thiab kev ua haujlwm tag nrho.
Pneumatic kev sib txuas, uas koom nrog kev siv cov cua compressed los yog roj, kuj tso siab rau BSPT xov rau lawv txoj haujlwm zoo.Cov xov lub taper tsim tso cai rau lub kaw ntom nti, kom ntseeg tau tias tsis muaj cua lossis roj tawm ntawm lub cev.Qhov no yog qhov tseem ceeb rau kev tswj xyuas lub siab xav tau rau cov cuab yeej pneumatic thiab cov cuab yeej siv los ua haujlwm zoo.Txawm hais tias nws yog nyob rau hauv cov ntawv thov kev lag luam lossis hauv kev lag luam tsheb, BSPT xov yog siv dav hauv cov tshuab pneumatic kom ntseeg tau tias kev ua haujlwm tau zoo thiab muaj txiaj ntsig.
Ntxiv nrog rau nws daim ntawv thov ntau, nws yog ib qho tseem ceeb kom nkag siab txog qhov sib txawv tseem ceeb ntawm BSPT xov thiab lwm cov xov uas nquag siv, xws li BSPP (British Standard Pipe Parallel) thiab R thiab Rc threads.Thaum tag nrho cov xov no feem ntau siv hauv cov kav dej thiab hydraulic, lawv muaj cov yam ntxwv sib txawv uas ua rau lawv haum rau kev siv sib txawv.
BSPT xov, raws li tau hais ua ntej, muaj ib tug taper tsim, uas txhais tau hais tias txoj kab uas hla ntawm cov xov yuav txo nyob rau hauv nws ntev.Qhov no taper tso cai rau ib tug nruj haum thiab ib tug leak-tight seal.Ntawm qhov tod tes, BSPP xov muaj qhov sib luag tsim, qhov twg txoj kab uas hla ntawm cov xov tseem nyob tas li raws nws qhov ntev.Qhov no ua rau nws yooj yim rau kev sib sau thiab disassemble fittings, tab sis nws yuav tsis muab tib theem ntawm sealing raws li BSPT xov.
R thiab Rc xov, uas feem ntau siv hauv cov yeeb nkab sib txuas hauv Tebchaws Meskas, muaj qhov sib txawv tsim piv rau BSPT thiab BSPP xov.Rc xov yog ib txoj xov ncaj, hos Rc xov yog ib txoj xov tapered.Cov xov no tsis hloov pauv nrog BSPT lossis BSPP xov, vim lawv muaj cov xov sib txawv thiab qhov ntev.Nws yog ib qho tseem ceeb uas yuav tau siv cov xov zoo rau ib daim ntawv thov tshwj xeeb los xyuas kom haum thiab ua haujlwm zoo.
Txoj kev sib khi thiab cov ntsiab lus tseem ceeb ntawm BSPT xov
Txoj kev sib khi thiab cov ntsiab lus tseem ceeb ntawm BSPT xov:
Thaum nws los txog rau kev nkag siab qhov sib txawv ntawm BSPP, BSPT, thiab R thiab Rc xov, nws yog ib qho tseem ceeb rau delve rau hauv txoj kev sib khi thiab cov ntsiab lus tseem ceeb ntawm BSPT xov.BSPT, tseem hu ua British Standard Pipe Taper, yog ib hom xov siv dav hauv cov kav dej thiab cov kav dej.Nws txoj kev sib khi yog ua raws li lub taper ntawm cov xov, uas tso cai rau lub kaw ntom ntom thaum cov txiv neej thiab poj niam threads tau koom ua ke.
Ib qho ntawm cov ntsiab lus tseem ceeb los xav txog nrog BSPT threads yog lub kaum sab xis ntawm lub taper.Lub kaum sab xis rau BSPT yog 55 degrees, uas txawv ntawm lub kaum sab xis ntawm BSPP.Lub kaum sab xis no ua lub luag haujlwm tseem ceeb hauv kev tsim kom muaj kev ruaj ntseg ntawm cov txiv neej thiab poj niam xov.Nws xyuas kom meej tias cov xov haum nruj ua ke, tiv thaiv kom tsis txhob muaj cov dej ntws los yog cov dej ntws los yog cov pa roj.
Lwm qhov tseem ceeb ntawm BSPT xov yog kev siv cov khoom sib khi.Yuav kom ua tiav qhov kev sib khi zoo, nws yog ib qho uas yuav tsum tau siv lub sealing compound los yog daim kab xev ntawm cov xov ua ntej koom nrog lawv.Qhov kev sib xyaw no los yog daim kab xev sau qhov khoob ntawm cov xov, txhim kho cov khoom sib khi ntawm kev sib txuas.Nws yog ib qho tseem ceeb uas yuav tau xaiv cov khoom sib khi uas tsim nyog raws li cov ntawv thov tshwj xeeb thiab cov kua dej lossis cov pa roj raug thauj los ntawm lub cev.
Tsis tas li ntawd, cov ntsiab lus tseem ceeb ntawm BSPT threads suav nrog kev siv lub tshuab ntxhua khaub ncaws los yog gasket.Lub tshuab ntxhua khaub ncaws los yog gasket no yog muab tso rau ntawm cov txiv neej thiab poj niam threads los muab ib txheej ntxiv ntawm kev tiv thaiv sealing.Nws pab tsim kom muaj kev ruaj ntseg ntau dua thiab txhim khu kev qha, tshwj xeeb tshaj yog nyob rau hauv cov ntawv thov uas muaj kev kub ntxhov siab lossis qhov kub thiab txias.Kev xaiv ntawm lub tshuab ntxhua khaub ncaws los yog cov khoom siv gasket yuav tsum tau ua raws li qhov sib xws nrog cov kua lossis cov pa roj xa tawm.
Tsis tas li ntawd, nws tsim nyog sau cia tias BSPT threads feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum muaj lub foob dej tsis zoo.Qhov no ua rau lawv haum rau cov kav dej, cov kav dej, thiab lwm yam kev siv cuam tshuam nrog kev thauj cov kua.Lub taper tsim ntawm cov xov ua kom muaj kev sib khi nruj, txo qhov kev pheej hmoo ntawm kev xau thiab ua kom muaj kev ncaj ncees ntawm lub cev.
Qhov zoo thiab qhov txwv ntawm BSPT Xov
BSPT (British Standard Pipe Taper) threads yog dav siv nyob rau hauv ntau yam industries vim lawv tshwj xeeb zoo.Ib qho txiaj ntsig tseem ceeb ntawm BSPT threads yog lawv lub peev xwm los tsim lub foob kaw ntom nti, ua rau lawv zoo tagnrho rau cov ntawv thov uas tiv thaiv kev tawm tsam yog qhov tseem ceeb.Qhov no yog ua tiav los ntawm kev tsim taper ntawm cov xov, uas tso cai rau kev ua haujlwm wedging thaum nruj, ua rau muaj kev ruaj ntseg thiab tsis muaj kev sib txuas.
Lwm qhov zoo ntawm BSPT threads yog lawv qhov sib xws nrog ntau yam khoom siv.Cov xov no tuaj yeem siv nrog ntau hom yeeb nkab thiab fittings, nrog rau cov hlau, yas, thiab roj hmab.Qhov kev ua tau zoo no ua rau BSPT xov yog qhov kev xaiv nrov hauv kev lag luam xws li kav dej, tsheb, thiab kev tsim khoom.
Ntxiv rau lawv cov kev sib raug zoo, BSPT threads kuj muaj kev tiv thaiv zoo rau kev co.Lub tapered tsim ntawm threads pab nqus thiab dampen vibrations, kom muaj kev ruaj ntseg thiab ruaj khov kev twb kev txuas txawm nyob rau hauv high-vibration ib puag ncig.Qhov no ua rau BSPT threads haum rau cov ntawv thov uas cov tshuab lossis cov cuab yeej raug rau kev txav mus los tsis tu ncua lossis cuam tshuam.
Txawm hais tias lawv qhov zoo, BSPT threads muaj qee qhov kev txwv.Ib qho ntawm cov kev txwv tseem ceeb yog lawv tsis muaj kev sib hloov nrog lwm hom xov.BSPT threads tsis sib xws nrog BSPP (British Standard Pipe Parallel) threads, uas muaj cov xov sib txawv thiab suab.Qhov no txhais tau hais tias fittings nrog BSPT threads tsis tuaj yeem txuas ncaj qha rau cov uas muaj BSPP threads, yuav tsum tau siv cov adapters lossis hloov fittings.
Lwm qhov kev txwv ntawm BSPT threads yog lawv qhov tsis zoo rau kev puas tsuaj thaum lub sijhawm teeb tsa.Lub taper tsim ntawm cov xov tuaj yeem ua rau lawv yooj yim dua rau kev hla cov xov los yog stripping yog tias tsis ua raws li lub sijhawm teeb tsa.Nws yog ib qho tseem ceeb uas yuav tsum tau siv cov cuab yeej thiab cov txheej txheem kom raug thaum ua hauj lwm nrog BSPT threads kom tsis txhob muaj kev puas tsuaj los yog cuam tshuam rau kev ncaj ncees ntawm kev sib txuas.
Txheej txheem cej luam ntawm R thiab Rc xov
R thiab Rc threads yog ob hom xov uas siv nyob rau hauv ntau yam kev lag luam.Cov xov no feem ntau piv rau BSPP thiab BSPT xov vim lawv cov yam ntxwv zoo sib xws.Txawm li cas los xij, muaj qee qhov sib txawv tseem ceeb ntawm R thiab Rc xov thiab lwm yam ob hom.
R threads, tseem hu ua tapered yeeb nkab threads, yog dav siv nyob rau hauv cov kav dej thiab hydraulic systems.Cov xov no muaj ib tug taper ntawm 1:16, uas txhais tau hais tias txoj kab uas hla ntawm cov xov txo los ntawm 1 units rau txhua txhua 16 units ntawm qhov ntev.Lub taper pab tsim lub kaw ntom nti ntawm cov txiv neej thiab poj niam xov, kom ntseeg tau tias tsis muaj kev sib txuas.R threads feem ntau yog siv rau hauv cov ntawv thov uas lub siab nruj yog qhov tseem ceeb, xws li cov kav dej thiab cov tshuab hydraulic siab.
Ntawm qhov tod tes, Rc threads yog cov xov sib txuas uas feem ntau siv hauv Nyij Pooj.Cov xov no muaj cov duab sib npaug, uas txhais tau hais tias txoj kab uas hla tseem nyob tas li thoob plaws qhov ntev ntawm cov xov.Rc threads yog siv dav hauv kev lag luam xws li tsheb, hluav taws xob, thiab tshuab.Lawv paub txog lawv qhov yooj yim ntawm kev teeb tsa thiab tshem tawm, ua rau lawv haum rau cov ntawv thov uas yuav tsum tau nquag disassembly.
Thaum sib piv R thiab Rc xov rau BSPP thiab BSPT threads, ib qho ntawm qhov sib txawv tseem ceeb nyob hauv txoj kev sib khi.R thiab Rc threads cia siab rau kev siv cov khoom sib txuas los yog daim kab xev kom ntseeg tau tias tsis muaj kev sib txuas.Qhov no txawv ntawm BSPP thiab BSPT threads, uas muaj cov txheej txheem sib khi ua rau hauv cov xov tsim.BSPP threads muaj lub nplhaib sib khi uas tsim kom nruj, thaum BSPT threads cia siab rau kev siv cov sealing compound.
Lwm qhov sib txawv yog daim ntawv xov.R thiab Rc threads muaj cov duab cylindrical, uas txhais tau hais tias cov xov raug txiav ncaj nraim rau hauv cov khoom.Qhov no txawv ntawm BSPP thiab BSPT threads, uas muaj cov duab tapered.Cov duab tapered ntawm BSPP thiab BSPT threads tso cai rau lub sealing nruj, tshwj xeeb tshaj yog nyob rau hauv high-pressure daim ntaub ntawv.
Nyob rau hauv cov nqe lus ntawm compatibility, R thiab Rc threads tsis interchangeable nrog BSPP thiab BSPT threads.Cov xov qhov ntev thiab suab sib txawv, uas txhais tau hais tias tus txiv neej R lossis Rc xov tsis tuaj yeem txuas nrog poj niam BSPP lossis BSPT xov.Nws yog ib qho tseem ceeb los xyuas kom meej tias cov xov hom raug siv kom tsis txhob muaj teeb meem kev sib raug zoo.
Qhov sib txawv thiab cov yam ntxwv ntawm R thiab Rc xov
R thiab Rc threads yog ob hom xov uas nquag siv hauv cov kav dej thiab cov kav dej.Txawm hais tias lawv yuav zoo li zoo sib xws, muaj qhov sib txawv ntawm ob qho uas tsim nyog nkag siab.
Ib qho ntawm qhov sib txawv tseem ceeb ntawm R thiab Rc xov yog nyob rau hauv lawv cov txheej txheem sealing.R threads yog tsim los tsim ib lub foob siv cov xov sib txuas, thaum Rc threads siv cov xov tapered kom ua tiav lub foob nruj.Qhov no txhais tau hais tias R threads yog qhov tsim nyog rau cov ntawv thov uas tsis tas yuav tsum muaj kev sib koom ua ke, xws li cov kav dej qis.Ntawm qhov tod tes, Rc threads yog qhov zoo tagnrho rau cov ntawv thov siab uas muaj cov ntaub ntawv pov thawj tseem ceeb heev.
Lwm qhov sib txawv ntawm R thiab Rc xov yog lawv cov xov profile.R threads muaj ib puag ncig profile, uas tso cai rau kom muaj kev sib koom ua ke zoo dua thiab tshem tawm ntawm cov xov.Qhov no ua rau lawv yooj yim rau kev sib sau thiab disassemble piv rau Rc threads.Rc threads, ntawm qhov tod tes, muaj cov ntaub ntawv tapered, uas muab kev nruj dua thiab muaj peev xwm sealing zoo dua.Qhov no ua rau lawv tsim nyog rau cov ntawv thov uas yuav tsum muaj kev sib txuas ruaj ntseg thiab tsis muaj pov thawj.
Nyob rau hauv cov nqe lus ntawm kev tsim xov, R thiab Rc threads ua raws li cov qauv sib txawv.R threads yog teev los ntawm British Standard Pipe Parallel (BSPP) tus qauv, thaum Rc threads tau teev los ntawm British Standard Pipe Taper (BSPT) tus qauv.BSPP tus qauv yog siv rau cov ntawv thov uas tsis tas yuav tsum muaj kev sib koom ua ke, thaum BSPT tus qauv yog siv rau cov ntawv thov uas yuav tsum muaj kev sib koom ua ke.Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias thaum R thiab Rc threads muaj lawv tus kheej cov qauv, lawv tsis hloov pauv thiab yuav tsum tsis txhob siv ua ke hauv tib daim ntawv thov.
Thaum nws los txog rau kev sib raug zoo, R thiab Rc xov yuav tsis sib haum xeeb vim lawv cov xov sib txawv thiab cov txheej txheem sib khi.Nws yog ib qho tseem ceeb los xyuas kom meej tias cov xov zoo yog siv rau hauv ib daim ntawv thov tshwj xeeb kom tsis txhob xau lossis lwm yam teeb meem.Tsis tas li ntawd, nws yog ib qho tseem ceeb uas yuav tau xav txog cov khoom siv ntawm cov kav dej thiab cov khoom siv sib txuas nrog R thiab Rc threads kom ntseeg tau tias muaj kev sib raug zoo thiab tiv thaiv corrosion lossis lwm yam kev puas tsuaj.
Daim ntawv thov scenarios ntawm R thiab Rc Xov
Nyob rau hauv lub ntiaj teb no ntawm cov kav dej thiab cov yeeb nkab fittings, nws yog ib qho tseem ceeb kom nkag siab txog ntau hom xov muaj.Ib txheej ntawm cov xov no yog R thiab Rc xov.Txawm hais tias lawv yuav suab zoo sib xws, muaj qhov sib txawv ntawm lawv thiab lwm cov xov uas nquag siv xws li BSPP thiab BSPT.Nkag siab txog daim ntawv thov scenarios ntawm R thiab Rc xov tuaj yeem pab cov kws tshaj lij txiav txim siab thaum nws los txog rau kev xaiv cov xov zoo rau lawv cov kev xav tau tshwj xeeb.
R thiab Rc threads feem ntau yog siv hauv tebchaws United Kingdom thiab Europe, thaum BSPP thiab BSPT threads feem ntau pom hauv Tebchaws Meskas.Qhov sib txawv tseem ceeb ntawm R thiab Rc xov yog nyob rau hauv txoj kev sib khi.R threads muaj ib daim ntawv sib npaug thiab tso siab rau O-ring lossis gasket los tsim lub foob, thaum Rc threads muaj daim ntawv taper thiab tsim ib lub foob los ntawm kev sib khi kom haum rau qhov chaw sib tw.
Thaum nws los txog rau daim ntawv thov scenarios, R threads feem ntau siv nyob rau hauv cov xwm txheej uas muaj kev ruaj ntseg thiab tsis muaj kev sib txuas yog qhov tseem ceeb.Lub O-ring los yog gasket muab kev ruaj ntseg foob, ua R threads haum rau cov ntawv thov uas muaj kev kub siab los yog corrosive kua.Cov xov no feem ntau pom muaj nyob rau hauv hydraulic systems, roj kab, thiab pneumatic sib txuas.
Ntawm qhov tod tes, Rc threads feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum muaj lub foob nruj tab sis lub siab tsis siab.Daim ntawv taper ntawm Rc threads tso cai rau kev sib txuas nruj dua yam tsis tas yuav tsum muaj lub foob ntxiv.Qhov no ua rau Rc threads haum rau kev siv xws li cov kav dej, cua compressors, thiab cov kav dej dav dav.
Ntxiv rau lawv txoj kev sib khi, lwm qhov sib txawv ntawm R thiab Rc threads thiab BSPP thiab BSPT threads yog lub kaum sab xis.R thiab Rc threads muaj 55-degree xov kaum, thaum BSPP thiab BSPT threads muaj 60-degree xov kaum.Qhov no txhais tau hais tias R thiab Rc xov tsis sib hloov nrog BSPP thiab BSPT xov, vim cov xov kaum sib txawv.
Thaum xaiv ntawm R thiab Rc threads thiab BSPP thiab BSPT threads, nws yog ib qho tseem ceeb uas yuav tau xav txog cov kev cai tshwj xeeb ntawm daim ntawv thov.Cov yam ntxwv xws li siab, hom kua dej, thiab ib puag ncig yuav tsum raug coj mus rau hauv tus account.Kev sab laj nrog tus kws tshaj lij lossis kev xa mus rau cov qauv kev lag luam tuaj yeem pab xyuas kom cov xov zoo raug xaiv.
Sealing mechanism thiab qhov zoo ntawm R thiab Rc threads
Thaum nws los txog rau sealing mechanisms thiab qhov zoo, R thiab Rc threads muaj cov yam ntxwv tshwj xeeb uas muab lawv sib nrug ntawm BSPP thiab BSPT threads.R thiab Rc threads yog dav siv nyob rau hauv ntau yam lag luam, nrog rau cov kav dej, hydraulic systems, thiab pneumatic daim ntaub ntawv.Cov xov no muab cov txheej txheem sealing txhim khu kev qha uas ua kom muaj kev sib txuas tsis muaj paug, ua rau lawv nyiam nyob rau hauv qee yam kev siv.
Ib qho txiaj ntsig tseem ceeb ntawm R thiab Rc threads yog lawv cov qauv tsim, uas tso cai rau lub foob kom nruj dua thiab ruaj ntseg dua.Tsis zoo li BSPP thiab BSPT threads, uas muaj qhov sib luag tsim, R thiab Rc threads muaj lub kaum sab xis ntawm 30 degrees.Lub kaum sab xis no tso cai rau cov xov los tsim ib qho kev txiav txim siab thaum nruj, zoo sealing qhov kev sib txuas thiab tiv thaiv kom tsis txhob muaj qhov xau.Lub taper tsim kuj tso cai rau kom yooj yim sib dhos thiab disassembly, ua R thiab Rc threads yooj yim rau tu thiab kho.
Lwm qhov zoo ntawm R thiab Rc threads yog lawv qhov sib xws nrog ntau yam khoom sib khi.Cov xov no tuaj yeem siv nrog ntau yam khoom sib khi, xws li O-rings, gaskets, thiab xov sealants.Qhov ntau yam no tso cai rau kev hloov pauv hauv kev xaiv cov khoom sib khi uas tsim nyog tshaj plaws rau cov ntawv thov tshwj xeeb.Tsis tas li ntawd, R thiab Rc threads tuaj yeem ua raws li qhov ntsuas siab dua piv rau BSPP thiab BSPT threads, ua rau lawv tsim nyog rau cov ntawv thov uas xav tau kev sib khi zoo.
Nyob rau hauv cov nqe lus ntawm kev siv, R thiab Rc threads yog feem ntau siv nyob rau hauv hydraulic systems.Lub taper tsim ntawm cov xov no ua kom muaj kev ruaj ntseg foob, txawm tias nyob rau hauv cov xwm txheej siab.Qhov no ua rau R thiab Rc xov zoo tagnrho rau cov ntawv thov hydraulic qhov twg cov dej xau tuaj yeem ua rau lub cev tsis ua haujlwm lossis txo kev ua haujlwm.Tsis tas li ntawd, kev sib raug zoo nrog ntau yam khoom sib khi ua rau R thiab Rc threads yoog tau rau cov kua dej sib txawv, ntxiv dag zog rau lawv qhov tsim nyog rau cov tshuab hydraulic.
R thiab Rc threads kuj tau siv dav hauv kev siv pneumatic.Lub kaw ntom nti muab los ntawm cov xov no tiv thaiv cov pa tawm, ua kom muaj kev ua haujlwm zoo ntawm cov tshuab pneumatic.Lub taper tsim ntawm R thiab Rc xov tso cai rau kev ruaj ntseg kev sib txuas uas tuaj yeem tiv taus qhov sib txawv ntawm qhov sib txawv uas feem ntau ntsib hauv cov tshuab pneumatic.Qhov kev ntseeg siab no yog qhov tseem ceeb hauv kev tswj hwm kev ua haujlwm zoo ib yam thiab tiv thaiv kev poob siab, uas tuaj yeem cuam tshuam tag nrho kev ua haujlwm ntawm lub cev.
BSPP vs BSPT vs R thiab Rc Xov Sib Piv
BSPP, BSPT, R, thiab Rc threads yog feem ntau siv hauv cov kav dej thiab kav dej.Kev nkag siab txog qhov sib txawv ntawm cov xov no yog qhov tseem ceeb rau kev ua kom muaj kev sib txuas kom raug thiab tiv thaiv kom tsis txhob xau.
BSPP, uas sawv cev rau British Standard Pipe Parallel, yog ib hom xov uas muaj cov xov sib txuas.Nws yog feem ntau siv nyob rau hauv cov teb chaws Europe thiab Asia thiab yog lub npe hu rau nws kaw ntom nti thiab siab tsis kam.BSPP threads muaj 55-degree xov lub kaum sab xis thiab ntsuas hauv millimeters.Lawv feem ntau siv rau hauv cov ntawv thov uas yuav tsum tau ua kom nruj, xws li hydraulic systems thiab pneumatic fittings.
Ntawm qhov tod tes, BSPT, uas sawv cev rau British Standard Pipe Tapered, muaj daim ntawv xov tapered.Tsis zoo li BSPP xov, BSPT threads muaj 60-degree xov lub kaum sab xis thiab ntsuas hauv nti.Hom xov no feem ntau siv hauv Tebchaws Meskas thiab Canada.BSPT threads tsim ib lub foob kaw ntom nti los ntawm wedging cov xov ua ke, ua rau lawv haum rau cov ntawv thov uas tsis muaj kev sib txuas yog qhov tseem ceeb, xws li cov roj thiab cov kua dej.
R thiab Rc threads yog lwm txheej xov hom uas feem ntau siv hauv cov kav dej thiab kav dej.R threads yog cov xov sib txuas, zoo ib yam li BSPP xov, thaum Rc threads yog tapered, zoo ib yam li BSPT threads.Cov xov no yog siv hauv Nyiv thiab ntsuas hauv millimeters.R thiab Rc threads feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum muaj lub foob kaw ntom nti, xws li cua compressors thiab kua tshuab.
Thaum sib piv BSPP, BSPT, R, thiab Rc xov, nws yog ib qho tseem ceeb uas yuav tau xav txog cov xov lub kaum sab xis, ntsuas ntsuas, thiab daim ntawv thov.BSPP thiab R threads muaj ib daim ntawv sib luag, thaum BSPT thiab Rc threads muaj daim ntawv tapered.BSPP thiab R threads yog ntsuas nyob rau hauv millimeters, thaum BSPT thiab Rc threads yog ntsuas nyob rau hauv nti.Tsis tas li ntawd, txhua hom xov yog feem ntau siv nyob rau hauv ntau cheeb tsam thiab kev siv.
Hom kev sib txuas thiab kev sib piv tsim nyog
Hom kev sib txuas thiab kev sib piv tsim nyog
Thaum nws los txog rau cov yeeb nkab fittings, nws yog ib qho tseem ceeb kom nkag siab txog cov kev sib txuas sib txawv muaj nyob hauv khw.Hauv tsab xov xwm no, peb yuav txiav txim siab qhov sib txawv ntawm BSPP, BSPT, thiab R thiab Rc xov.Cov hom kev sib txuas no ua lub luag haujlwm tseem ceeb hauv kev txiav txim siab kev sib raug zoo thiab tsim nyog ntawm cov yeeb nkab fittings rau cov kev siv tshwj xeeb.
BSPP, uas sawv cev rau British Standard Pipe Parallel, yog hom xov nrov siv hauv ntau qhov kev lag luam.Nws nta ib txoj hlua sib txuas uas ua kom muaj kev sib txuas nruj thiab tsis muaj xau.BSPP fittings muaj 55-degree xov lub kaum sab xis thiab cov xov txuas txuas ntxiv, uas tso cai rau kev teeb tsa yooj yim thiab tshem tawm.Hom kev sib txuas no feem ntau pom muaj nyob rau hauv hydraulic systems, pneumatic systems, thiab kev siv hom phiaj.
Ntawm qhov tod tes, BSPT, lossis British Standard Pipe Taper, yog lwm hom xov uas siv dav.Tsis zoo li BSPP, BSPT nta ib cov xov tapered, uas tsim ib lub foob los ntawm wedging tus txiv neej thiab poj niam threads ua ke.Qhov no taper ua kom muaj kev ruaj ntseg kev sib txuas uas tuaj yeem tiv taus siab thiab kub.BSPT fittings feem ntau yog siv hauv cov kav dej, cov kav dej, thiab cov kav dej.
R thiab Rc threads yog ntau hom kev sib txuas uas feem ntau siv hauv Tebchaws Meskas.R stands rau 'external' threads, hos Rc stands rau 'internal' threads.Cov xov no yog tsim los siv nrog cov yeeb nkab tapered threads, muab kev ruaj ntseg thiab tsis muaj kev sib txuas.R thiab Rc threads feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum muaj kev sib khi nruj, xws li cov kav dej, roj, thiab cov tshuab hydraulic.
Thaum sib piv qhov tsim nyog ntawm cov hom kev sib txuas, ntau yam tuaj yeem ua si.Ua ntej, hom kua los yog roj raug thauj los ntawm cov yeeb nkab yog qhov tseem ceeb.Cov kev sib txuas sib txawv muaj qhov sib txawv ntawm qhov siab thiab qhov ntsuas kub, uas yuav tsum tau txiav txim siab kom muaj kev nyab xeeb thiab ua haujlwm zoo.Qhov thib ob, ib puag ncig uas cov yeeb nkab fittings yuav raug ntsia yog qhov tseem ceeb.Cov yam ntxwv xws li corrosion, kev vibration, thiab raug tshuaj lom neeg tuaj yeem cuam tshuam rau kev ua haujlwm thiab kev ua haujlwm ntev ntawm kev sib txuas.Yog li ntawd, nws yog ib qho tseem ceeb uas yuav tau xaiv hom kev sib txuas uas haum rau ib puag ncig tshwj xeeb.
Lwm qhov yuav tsum tau xav txog yog qhov yooj yim ntawm installation thiab txij nkawm.BSPP fittings, nrog lawv cov xov sib txuas, yog qhov yooj yim rau nruab thiab tshem tawm.Qhov no ua rau lawv muaj kev xaiv nrov hauv cov ntawv thov uas nquag tu lossis hloov yuav tsum tau ua.BSPT fittings, ntawm qhov tod tes, yuav xav tau kev siv zog ntxiv thaum lub sijhawm teeb tsa vim yog cov xov tapered.Txawm li cas los xij, ib zaug ntsia tau zoo, lawv muab kev sib txuas ruaj khov thiab ruaj khov.
Hais txog kev muaj thiab kev sib raug zoo, BSPP thiab BSPT fittings tau siv dav hauv Tebchaws Europe thiab Asia, thaum R thiab Rc threads muaj ntau dua hauv Tebchaws Meskas.Nws yog ib qho tseem ceeb uas yuav tau xav txog qhov muaj cov fittings thiab accessories thaum xaiv hom kev sib txuas.Kev siv hom kev sib txuas uas muaj nyob hauv koj cheeb tsam tuaj yeem txuag lub sijhawm thiab kev siv zog hauv kev nrhiav cov khoom tsim nyog.
Kev sib piv ntawm sealing kev ua tau zoo thiab installation yuav tsum tau
Thaum nws los txog rau kev sib piv cov sealing kev ua tau zoo thiab kev teeb tsa ntawm BSPP, BSPT, thiab R thiab Rc xov, muaj qhov sib txawv los xav txog.Txhua hom xov muaj nws tus yam ntxwv tshwj xeeb thiab cov lus qhia tshwj xeeb uas ua rau lawv haum rau kev siv sib txawv.
Pib nrog BSPP (British Standard Pipe Parallel), hom xov no feem ntau siv nyob rau hauv cov teb chaws Europe thiab paub txog nws cov sealing kev ua tau zoo.BSPP threads muaj ib daim ntawv sib luag, uas txhais tau hais tias cov xov khiav ncaj thiab tsis taper.Qhov kev tsim no tso cai rau lub foob nruj thaum siv nrog lub tshuab ntxhua khaub ncaws los yog O-ring.Lub sealing kev ua tau zoo ntawm BSPP threads yog zoo heev, ua rau lawv zoo tagnrho rau cov ntawv thov uas yuav tsum tau muaj qib siab sealing, xws li hydraulic systems.
Ntawm qhov tod tes, BSPT (British Standard Pipe Taper) threads muaj ib tug taper tsim, uas txhais tau hais tias cov xov maj mam nqaim mus rau qhov kawg.Cov taper no tso cai rau lub foob kom nruj dua li cov xov tau nruj.BSPT threads feem ntau yog siv hauv cov kav dej thiab paub txog lawv cov khoom xau-resistant.Txawm li cas los xij, nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias BSPT threads tsis muaj zog ntawm lub foob raws li BSPP threads, yog li lawv yuav tsis haum rau cov ntawv thov uas yuav tsum tau muaj kev sib khi siab.
Thaum nws los txog rau R thiab Rc threads, lawv zoo ib yam li BSPP thiab BSPT threads nyob rau hauv cov nqe lus ntawm lawv sealing kev ua tau zoo.R threads muaj daim ntawv sib luag, thaum Rc threads muaj daim ntawv taper.Cov xov no feem ntau siv hauv Tebchaws Meskas thiab paub txog lawv cov kev paub ntau yam.R thiab Rc threads tuaj yeem siv rau ntau yam kev siv, nrog rau cov kav dej, pneumatic systems, thiab hydraulic systems.Lawv cov sealing kev ua tau zoo yog feem ntau zoo, tab sis nws yog ib qho tseem ceeb kom paub meej tias txoj kev sealing yog siv los xyuas kom meej lub foob kaw ntom nti.
Nyob rau hauv cov nqe lus ntawm installation yuav tsum tau, BSPP, BSPT, thiab R thiab Rc threads muaj ntau yam yuav tsum tau vim lawv txawv designs.BSPP threads xav tau lub tshuab ntxhua khaub ncaws los yog O-ring kom muaj kev sib khi nruj.Cov xov no tseem xav tau kev sib txuas ntawm cov xov sib txuas, txhais tau hais tias cov txiv neej thiab poj niam threads yuav tsum ua kom zoo kawg nkaus los tsim kev sib txuas ruaj ntseg.Nws yog ib qho tseem ceeb uas yuav tsum tau siv qhov tseeb torque thaum zawm BSPP xov kom tsis txhob ua rau cov xov puas los yog cuam tshuam lub foob.
BSPT threads, ntawm qhov tod tes, yuav tsum tau siv lub sealing compound los yog xov seal daim kab xev los xyuas kom meej lub foob.Lub taper tsim ntawm cov xov no tso cai rau nws tus kheej-sealing nyhuv raws li cov xov yog nruj.Nws yog ib qho tseem ceeb uas yuav tsum tau siv lub sealing compound los yog xov seal daim kab xev kom raug kom tsis txhob muaj kev sib tsoo thiab xyuas kom muaj kev ruaj ntseg.
R thiab Rc threads kuj yuav tsum tau siv lub sealing compound los yog xov foob daim kab xev rau installation.Hom kev sib khi tshwj xeeb yuav nyob ntawm seb cov xov puas muaj ib daim ntawv sib luag lossis taper.Nws yog ib qho tseem ceeb uas yuav tsum ua raws li cov chaw tsim khoom cov lus pom zoo rau txoj kev sib khi kom raug los xyuas kom muaj kev sib txuas nruj thiab tsis muaj paug.
Cov ntsiab lus thiab kev txiav txim siab rau xaiv txoj xov zoo
Thaum xaiv cov xov zoo rau ib daim ntawv thov tshwj xeeb, muaj ob peb lub ntsiab lus thiab kev txiav txim siab los coj mus rau hauv tus account.Ib qho tseem ceeb yuav tsum xav txog yog hom xov, xws li BSPP, BSPT, R, thiab Rc.Kev nkag siab qhov sib txawv ntawm cov xov no yog qhov tseem ceeb txhawm rau txiav txim siab paub.
BSPP, tseem hu ua British Standard Pipe Parallel, yog ib hom xov uas muaj cov qauv tsim.Nws yog feem ntau siv nyob rau hauv daim ntawv thov uas yuav tsum tau ib tug leak-tight seal.Hom xov no feem ntau pom muaj nyob rau hauv hydraulic systems, nrog rau hauv pneumatic thiab gas systems.BSPP xov yog paub txog nws txoj kev yooj yim ntawm kev teeb tsa thiab nws lub peev xwm los tswj kev kub siab.
Ntawm qhov tod tes, BSPT, los yog British Standard Pipe Taper, yog ib hom xov uas muaj ib tug taper tsim.Qhov no txhais tau hais tias txoj kab uas hla ntawm cov xov txo qis raws nws qhov ntev.BSPT threads feem ntau yog siv rau hauv cov kav dej thiab cov yeeb nkab haum daim ntaub ntawv.Lawv muab kev ruaj ntseg foob thiab tiv taus kev co, ua rau lawv tsim nyog rau kev kub siab thiab kub ib puag ncig.
R threads, tseem hu ua American National Standard Taper Yeeb Nkab Xov, zoo ib yam li BSPT threads nyob rau hauv cov nqe lus ntawm lawv taper tsim.Txawm li cas los xij, R threads muaj lub kaum sab xis sib txawv thiab feem ntau siv hauv North America.Cov xov no feem ntau pom muaj nyob rau hauv cov kav dej thiab cov yeeb nkab haum daim ntaub ntawv, nrog rau hauv kev lag luam roj thiab roj.R threads muab kev ruaj ntseg thiab xau-tight kev sib txuas.
Thaum kawg, Rc threads, lossis British Standard Pipe Parallel / Conical, muab cov yam ntxwv ntawm ob qho tib si sib luag thiab taper threads.Cov xov no muaj qhov sib luag ntawm sab xub ntiag thiab ib qho taper seem ntawm sab nraub qaum.Rc threads feem ntau yog siv rau hauv cov ntawv thov uas yuav tsum muaj lub foob, xws li hauv cov tshuab hydraulic thiab cov ntsuas siab.
Thaum xaiv cov xov zoo rau ib daim ntawv thov tshwj xeeb, nws yog ib qho tseem ceeb uas yuav tau xav txog qhov sib haum ntawm cov xov nrog cov kab ke uas twb muaj lawm.Qhov no suav nrog yam xws li xov loj, suab, thiab txoj kev sib khi.Nws tseem yog ib qho tseem ceeb uas yuav tau xav txog cov kev ua haujlwm ntawm lub cev, suav nrog qhov kub thiab txias, siab, thiab muaj cov khoom corrosive.
Xaus
Tsab xov xwm hais txog qhov tseem ceeb ntawm kev nkag siab txog qhov sib txawv ntawm BSPP, BSPT, R, thiab Rc xov rau xaiv cov xov tsim nyog hauv cov kav dej thiab hydraulic.Nws qhia txog qhov zoo thiab cov yam ntxwv ntawm txhua hom xov, xws li kev yooj yim ntawm kev teeb tsa, kev sib khi mechanism, kev sib raug zoo nrog lwm hom xov, thiab daim ntawv thov ntau yam.Tsab ntawv kuj tseem hais txog qhov yuav tsum tau xav txog cov kev xav tau tshwj xeeb, xws li tus nqi ntws, kev ruaj ntseg kev sib txuas, kev tuav tuav, thiab ib puag ncig thaum xaiv txoj xov zoo.Zuag qhia tag nrho, xaiv hom xov zoo yog qhov tseem ceeb rau kev ua kom ntseeg tau, kev ua tau zoo, thiab kev ua haujlwm ntawm lub kaw lus lossis cov khoom siv uas nws siv hauv.
Cov lus nug nquag
Q: Dab tsi yog qhov txawv ntawm BSPP thiab BSPT xov?
A: BSPP (British Standard Pipe Parallel) threads muaj ib daim ntawv sib txuas xov, thaum BSPT (British Standard Pipe Taper) threads muaj daim ntawv tapered.BSPP threads muaj lub sealing nto ntawm cov xov nws tus kheej, thaum BSPT threads cia siab rau lub sealing compound los yog daim kab xev.
Q: BSPP thiab BSPT xov puas tuaj yeem siv sib hloov?
A: BSPP thiab BSPT threads tsis hloov pauv vim lawv cov xov sib txawv.Kev sim siv lawv sib pauv tuaj yeem ua rau muaj qhov xau lossis tsis raug kaw.Nws yog ib qho tseem ceeb uas yuav tau siv cov xov zoo rau cov ntawv thov tshwj xeeb.
Q: Ua li cas R thiab Rc xov txawv ntawm BSPP thiab BSPT xov?
A: R (Whitworth) threads thiab Rc (Whitworth Pipe) xov yog ob qho tib si cov xov sib txuas, zoo ib yam li BSPP xov.Txawm li cas los xij, R threads muaj lub hauv paus puag ncig thiab crest, thaum Rc threads muaj lub hauv paus tiaj thiab crest.BSPP thiab BSPT threads muaj cov xov sib txawv thiab tsis ncaj qha piv rau R thiab Rc xov.
Q: Puas muaj cov txheej txheem txheej txheem rau kev xaiv cov xov uas tsim nyog?
A: Yog lawm, muaj cov txheej txheem txheej txheem rau xaiv cov xov uas tsim nyog.Cov txheej txheem no xav txog yam xws li daim ntawv thov, kev ntsuas siab, thiab kev sib raug zoo nrog lwm cov khoom.Kev sab laj cov qauv kev lag luam thiab cov lus qhia tshwj xeeb tuaj yeem pab txiav txim siab cov xov zoo tsim nyog.
Q: Dab tsi yog cov kev lag luam uas feem ntau siv BSPP, BSPT, R, lossis Rc xov?
A: BSPP thiab BSPT threads feem ntau yog siv hauv hydraulic thiab pneumatic systems, nrog rau hauv kev lag luam xws li tsheb, kav dej, thiab kev ua liaj ua teb.R thiab Rc threads feem ntau pom nyob rau hauv cov kav dej thiab cov kav dej siv, tshwj xeeb tshaj yog nyob hauv Europe thiab United Kingdom.
Q: Dab tsi yog qhov kev sib tw lossis qhov tsis zoo ntawm kev siv R thiab Rc xov?
A: Ib qho kev sib tw muaj peev xwm ntawm kev siv R thiab Rc xov yog lawv qhov sib haum nrog lwm hom xov, vim lawv tsis tuaj yeem hloov pauv tau yooj yim.Tsis tas li ntawd, nrhiav tau cov fittings thiab adapters rau R thiab Rc threads yuav nyuaj dua piv rau BSPP thiab BSPT threads, uas muaj dav dav.
Q: R thiab Rc xov puas tuaj yeem hloov mus rau BSPP lossis BSPT xov?
A: Nws tuaj yeem hloov R thiab Rc xov rau BSPP lossis BSPT xov siv cov khoom siv tsim nyog lossis fittings.Txawm li cas los xij, nws yog ib qho tseem ceeb kom ntseeg tau tias kev sib raug zoo thiab kev sib khi kom zoo thaum ua cov kev hloov pauv no.Kev sab laj nrog tus kws tshaj lij yog pom zoo kom ua kom muaj kev hloov dua siab tshiab.
