Uma kukhulunywa ngezwe eliyinkimbinkimbi lama-hose ne-tube fittings, izinhlobo ezahlukahlukene zentambo ezitholakalayo zingaphezu kwamandla. Kufana nokuma kumanzi wemiklamo, ngalinye line-pitch yalo eliyingqayizivele nokujula, ezibuza ukuthi iyiphi indlela eholela ekwanela kahle. Kulesi sihloko, ngijabule kakhulu ukwembula imfihlakalo yale micu. Sizoqala ngesingeniso esiyisisekelo kumiphi imicu - lezo zinto ezibalulekile eziluhlaza ezenza amantongomane, ama-bolts, kanye nokusebenza okusebenzayo emishini engenakubalwa nezinto zansuku zonke.
Kulolu hambo, sizohlola izinhlobo eziphambili zentambo, njenge-BSPP, i-UN / FIL, futhi i-Metric, futhi i-Metric parallel Threads, kufaka phakathi imicu ye-tapered, BSPT, kanye ne-NPT / Threads. Ukuqonda lokhu kuzokusiza wenze izinqumo ezingenazindleko ezinkulu nezifanele, ukuqinisekisa ukuthembeka nokuvimbela ukungasebenzi kahle kumaphrojekthi akho. Ngakho-ke, ake siqale kule adventure yentambo futhi uthole okulungele izidingo zakho!
Imicu yokuqonda: izisekelo nokubaluleka
Lapho sikhuluma ngemicu, sibhekisela kwisakhiwo esingenamoya esisetshenziselwa ukuguqula phakathi kokunyakaza okujikelezayo nokuqondile noma amandla. Imicu ikhona yonke indawo! Bheka izikulufo ezibambe ideski lakho ndawonye, isembozo ebhodleleni lakho lamanzi, noma isibani esikhanyayo esibani sakho. Bonke bathembela kwimicu ukuze bahlale endaweni futhi basebenze kahle.
Ukuchazwa kwentambo
Intambo i-ridge eqhubekayo evuthayo ezungeza indawo yama-cylindrical noma ye-conical. Lo mklamo uvumela izingxenye ukuthi zihlanganiswe ngokuphepha. Cabanga nge-staircase staircase esongele ngensika - yilokho intambo ebukeka ngayo esikhaleni noma nge-bolt.
Indima Yemicu Yezicelo Zansuku Zonke
Imicu ibalulekile ngoba isetshenziswa ezinhlalwane ezingenakubalwa ezithinta izimpilo zethu zansuku zonke. Bangamaqhawe emithunzi, aqinisekise ukuthi izinto aziqheleleki. Nakhu ukuthi kungani bebaluleke kakhulu:
L ukubamba izinto ndawonye : Kusuka kwifenisha kuya emishini, imicu isetshenziswa ku -fakes fasters njengezikulufo kanye nama-bolts ukugcina izakhi ezinamathiselwe komunye nomunye.
l Ukulawulwa koketshezi : Embonini yamandla ka-fluid , imicu iqinisekisa ukuthi amapayipi nama -tube fittings awavuzi, okubalulekile ezinhlelweni ezithutha amanzi, uwoyela, noma igesi.
l Ukunemba kumadivayisi : kumadivayisi anembe ephezulu, njengasemishini yezokwelapha, ukucaciswa kwentambo kasayizi wezindaba ukuqinisekisa umsebenzi ofanele nokuphepha.
Izinhlobo ezijwayelekile zentambo
Kunezinhlobo eziningi ezahlukene zemicu, ngayinye enezicelo zazo ezithile nezimpawu. Nazi ezimbalwa:
Intambo yepayipi yaseMelika : Lezi zisetshenziswa eNyakatho Melika ngokuvalwa kwamapayipi .
Imicu ye- LAE Emizeifod : I-Standard ye -Screw Twent evame ukusetshenziswa embonini yezimoto.
l Intambo ye-Metric iso : I -Metric Drind Standard esetshenziswe kabanzi emhlabeni jikelele.
Ukukhonjwa kwentambo
Ukuqamba intambo , uzodinga ukwazi izilinganiso ezimbalwa ezibalulekile:
l ububanzi obukhulu : ububanzi obukhulu obukhulu bentambo yowesilisa.
l ububanzi obuncane : ububanzi obuncane kakhulu, butholakala ezansi kwentambo groove.
I-L PITHTER : Lokhu kuwububanzi besilinda esibonakalayo esidlula ngokusebenzisa imicu yentambo yentambo yowesilisa kanye yokugcwala kwentambo nentambo .
Ukukhonjwa kwentambo kungakhohlisa, kepha amathuluzi anjenge- pitch gauge angasiza. Leli thuluzi lilinganisa i-pitch yentambo , okuyibanga ukusuka kusuka owodwa kumucu kuya kwenye elandelayo endizeni ye-axial.
Kungani intambo ye-geometry ibalulekile
Amapharamitha wejometri entambo achaza amandla awo nomsebenzi wawo. I-Thread izici ezifana ne- angle yezinyo nentambo yokubheka ukuthi intambo izobamba kahle kangakanani nokuthi ingakanani amandla angakwazi ukukuthwala. Isibonelo, isikulufa esine-thwed enombala ophindwe kabili sizothuthukisa ngokushesha kabili njengesikulufa esihlanganisiwe sokujikeleza ngakunye, ukuhlinzeka inzuzo yokwenza.
Izinhlobo zemicu ngokuningiliziwe
Intambo ehambisanayo nentambo ye-tapered kuyizigaba ezimbili eziphambili. Imicu ehambisanayo igcina ububanzi obufanayo kulo lonke, ngenkathi imicu ethosiwe iphansi phansi, okusiza ekwakheni izilo ezinzima.
Ama- Right-Hand Throunds ajwayelekile kakhulu, lapho ukuguquka kube yisikhathi kuqinisa intambo. Imicu yesandla sobunxele ayijwayelekile futhi iqinisa ngakolunye uhlangothi.
yokuqonda namapharamitha Imicu azo ejometri kubalulekile ngoba yizona amabhlogo wokwakha kangaka asizungezile. Ukusuka ekubambeni izingcezu zethoyizi lengane ukuze uqinisekise ukuphepha kwendiza, imicu kudlala indima ebaluleke kakhulu emhlabeni wethu. Njengoba singena ekucacisweni komklamo wentambo , khumbula ukuthi le miklamo emincane inamandla ngokubaluleka kwazo.
Ukuhlukaniswa Kwemicu
Ukukhwela vs. vs transfer imicu
Lapho uxoxa ngezinhlobo zentambo , kubalulekile ukuqonda imisebenzi yazo eyinhloko.
Imicu yokukhwela ivame ukusetshenziswa ukuvikela izingxenye ndawonye. Cabanga ngezikulufo ezisecaleni lekhompyutha; Zenzelwe ukubamba izingxenye endaweni.
Imicu yokuhambisa , ngakolunye uhlangothi, ibalulekile ezinhlelweni ezidlulisela amandla. Lezi zintambo zitholakala kwizikulufo zemishini eziholayo, lapho i-geometry yayo ivumela ukuguqulwa kokunyakaza okujikelezayo kube ukunyakaza okuqondile.
Imicu yezokuthutha ihluke kancane. Badlala indima ebalulekile embonini yamandla kaketshezi . Lezi zintambo zenzelwe ukudala uphawu kupayipi nama- tube fittings , ziqinisekisa ukuthutha okuphephile nokusebenzayo koketshezi noma amagesi. Uhlobo lwentambo ngayinye luthuthukisiwe ngenhloso yalo ethile, futhi ukukhonjwa kwentambo kubalulekile kuzinhlelo zokusebenza ukuze kuqinisekiswe ukuhambisana kanye nomsebenzi.
Imicu yesokunene (RH) kanye nentambo yesobunxele (LH): umehluko kanye nokusebenzisa
Imicu ingahlukaniswa njengemicu yangakwesokunene (RH) noma imicu yesokunxele (LH) . Umehluko ulula kodwa ubalulekile. Izintambo ze-RH ziqiniswa isikhathi, okuyindlela ejwayelekile yokuqondiswa kwentambo iningi le-faices . Cishe zonke izikulufa ezijwayelekile noma uBolt ohlangabezana nazo zizoba yintambo ye-HR. Izintambo ze-LH , ngakolunye uhlangothi, ziqinisa i-counterclockize futhi zivamile. Zisetshenziswa ezimweni lapho amabutho ajikelezayo angadala ukuthi intambo yakwa-RH ikhulule, njengakwesobunxele se-pedal yebhayisekili.
![Imicu yesandla sokudla-kanye nesokunxele]()
l IMITHETHO YAMAHHALA :
¡ Ukuqinisa iwashi
¡ Thind zentambo ze-Screw Izicelo
l Izintambo zesobunxele :
¡ Ukuqinisa i-counterclockize
¡ Izicelo ezikhethekile ukuvimbela ukukhululwa
Imicu yepayipi: Izici kanye Nezicelo
Imicu yepayipi iza ngezinhlobo ezimbili eziyinhloko: intambo ethayiwe kanye nentambo ehambisanayo yentambo . ye-tapered , njenge- National Taper Pipe (NPT) , yenzelwe ukudala uphawu ngemicu uqobo. Njengoba imicu yowesilisa nowesifazane iqiniswa, bakha uphawu ngenxa yokuphazanyiswa okulinganayo. Lokhu kubenza balungele izinhlelo zokusebenza ezibandakanya amagesi noma uketshezi ngaphansi kwengcindezi.
Imicu ehambisanayo , efana neBritish Standard Page Parallel (BSPP) , idinga umenzeli wokubopha, njenge-washer noma i-O-ring, ukuqinisekisa ukuxhumana okumanzi. Zivame ukusetshenziswa kwizicelo eziphansi zokucindezela nokuthi yikuphi ukuxhumana kungadinga ukuhlanganiswa futhi kuhlukaniswe kaningi.
![I-Tapered-Thread-vs.-Catal-Fiw]()
l imicu ethosiwe :
¡ Unazo National Taper Pipe (NPT)
Ukubekwa uphawu kufinyelelwe ngokuphazanyiswa kwentambo
Isetshenziswe ezinhlelweni eziphakeme zengcindezi
Intambo ezihambisanayo :
¡ I-British Standard Pipe Parallel (BSPP)
Idinga ama-ejenti angeziwe wokuvalwa uphawu
Ilungele umhlangano ojwayelekile / i-disassekholiwe
T hyred Izindaba zosayizi we- futhi kubalulekile ukuqamba uhlobo lwentambo kahle ukuze uqinisekise ubuqotho bokuxhumeka. Noma ngabe usebenza ngentambo ye -American Pipe Threads , SAE , noma umucu we-metric iso , inqubo yokuhlonza intambo efanele ibalulekile. Amathuluzi afana ne -pitch gauge ne -caliper angasiza kule nqubo, anamathelise emazingeni ezimboni wephrofayili yosayizi ongokoqobo futhi aqinisekise efanelekile ukwakheka kwentambo kohlelo lokusebenza.
Izinhlobo zentambo ze-ISO
I-ISO metric intambo (m): Izici kanye nezicelo
![I-600px-iso_and_uts_thread_dimensions.svg]()
Intambo ye-Siteric, evame ukubizwa ngokuthi yi -M , uhlobo lwentambo yendawo yonke . Kusetshenziswe emhlabeni jikelele, kuyintambo evamile ngezinhloso ezijwayelekile. I -pitch ububanzi kanye nobubanzi obukhulu yizici ezibalulekile zale ntambo yohlobo . lwentambo zithandwa ngenxa yokulula nokubikwa komunwe.
Izicelo zifaka: - Imishini - Imboni yezimoto - Imikhiqizo yabathengi
Imicu ye-metric inikeza ukulinganisela kwamandla nokuguquguquka, kubenze enye yezinhlobo ezibalulekile zentambo ekwenziweni.
I-ISO metric fice ntambo (MF): Ukuqonda umehluko
Intambo enhle ye-metric , noma i-MF , ihlukile emgqeni we-M standard emgodini wayo . I -pitch ihle, okusho ukuthi imicu isondele ndawonye. Lokhu kuphumela ekubaleni kwentambo ephezulu ubude beyunithi ngayinye. Intambo enhle ihlinzeka ngokulawulwa kwengxabano engcono futhi ilungele izinhlelo zokusebenza lapho kunesidingo esiphakeme khona.
Umehluko osemqoka ufaka: - I-Pitch Encane - Usayizi Omncane Wentambo - Amandla amakhulu ezimbozweni ezithinta
Imicu emihle metric ivame ukusetshenziswa embonini yamandla ka-fluid futhi kuzinhlelo zokusebenza ezidinga ukulungiswa okuhle.
I-Steel Conduit Thread (PG): Umlando nokusetshenziswa kwamanje
Intambo yensimbi yensimbi , eyaziwa ngokuthi i-PG , inokubaluleka komlando. Kwaqhamuka eJalimane futhi kwasetshenziswa kabanzi kulo lonke elaseYurophu ukuze kufakwe ugesi. Namuhla, imicu ye-PG ezithile inezicelo embonini kagesi, iqinisekisa ukuxhumana okuphephile nokuthembekile.
Ukusetshenziswa kwamanje kufaka phakathi: - Ukufakelwa kukagesi - Izinhlelo ze-Condeit - Insimbi
Ngaphandle kokukhuphuka kwezinhlobo ezahlukene zemicu ye , -PG kuhlala kufanelekile ngenxa yamazinga ezimboni nezinhlelo zefa.
Intambo ye-trapezoidal (tr): design nemisebenzi
Intambo ye-trapezoidal , eqokwe njenge -tr , ibonakala ngesimo sayo sezinyo le-trapezoidal. Lo mklamo unikeza inzuzo eqinile yemishini , okwenza ilungele imithwalo esindayo kanye nokuhola ngezikulufo zemishini.
Imisebenzi ifaka phakathi: - Ukudluliselwa kwamandla - Ukuguqulwa kwamandla kusuka ekujikelezeni kuya kulayini - Sebenzisa ezibonelweni namaJacks
Intambo ye-trapezoidal iluhlobo lwentambo ejwayelekile ekwenziweni kwezinhlelo ze-drive. I-geometry yayo ivumela ukusatshalaliswa kwemithwalo kuyo yonke indawo enkulu, kuthuthukise ukuqina kwentambo kanye nokuphila kwempilo.
Kuyo yonke le ngxenye, sithinte izinhlobo zentambo ze-ISO ezinjenge -Metric iso Thread , I-Metric Fice Fine , nabanye. Kubalulekile ukuqoka intambo kahle ngohlelo lokusebenza okuhlosiwe, njengezindaba zosayizi wentambo . Amathuluzi afana ne- pitch gauge kanye ne -caliper kubaluleke kakhulu kwinqubo yokuhlonza intambo , ukuqinisekisa ukuhambisana nokusebenza kwezingxenye ezihlanganisiwe.
Izinhlobo zentambo zaseMelika
Intambo ye-coarsease yezwe ehlanganisiwe (UNC): Ukubuka konke
Lapho sikhuluma ngezinhlobo zentambo ye-American Thread , i -Unified National Coarse Comper , noma Cha , ingenye yezinhlobo ezibalulekile zentambo . Kuyindinganiso echaza isakhiwo se-Helical se-Facle Faclers . I -UNC yaziwa nge -pitch yayo ebanzi kunenye izinhlobo, okwenza ilungele ukusetshenziswa okujwayelekile kwezinto ezahlukahlukene. Usayizi wentambo izindaba lapha, futhi umklamo we-UNC wenza mancane amathuba okuthi awele-intambo futhi kube lula ukubhekana nakho.
Intambo elungile yezwe elihlangene (i-UNF): Imininingwane kanye nokusebenzisa
Ngakolunye uhlangothi, intambo ye-unational kazwelonke noma i-non inesilinganiso esincane se-pitch . Lokhu kusho ukuthi imicu isondele ndawonye. I -UNG ivame ukusetshenziswa lapho kudingeka amazinga aphezulu nokunemba. Kujwayelekile embonini yamandla kagesi ngoba emihle imicu ihlinzeka ngokulingana okuphephe ngokwengeziwe futhi okulimele. Kubalulekile ukucacisa intambo ngokucophelela lapho usebenza ngo -UNF ukuqinisekisa ukuhambisana nokusebenza.
Intambo ekhethekile kazwelonke enobunye (uns): Izici ezihlukile
Intambo ekhethekile kazwelonke enobungani ngolunye noma uhlobo lwentambo ye-American evelele ngenxa yokwenziwa ngokwezifiso okuhlukile. Ans akunjalo njengoba kungenzeka njenge -UNC noma i-UNF , evumela ukuhlukahluka ku -pitch pitch kanye nobubanzi. Lokhu kuguquguquka kwenziwa kube yi-Go-to Go-to Go-to Izicelo ezikhethekile lapho osayizi abajwayelekile benganela. Ukukhonjwa kwentambo kwe -Ex kudinga ukulinganiswa okuqondile, kuvame ukusebenzisa i -pitch gauge noma i-caliper.
-National Taper Picconds (NPT ne-NPTF)
| we-dash (usayizi we | usayizi | - | NPTF | ) | I |
| -02 (1/8) | 27 | 10.3 | 0.41 | 9.4 | 0.37 |
| -04 (1/4) | 18 | 13.7 | 0.54 | 12.4 | 0.49 |
| -06 (3/8) | 18 | 17.3 | 0.68 | 15.7 | 0.62 |
| -08 (1/2) | 14 | 21.3 | 0.84 | 19.3 | 0.76 |
| -10 (5/8) | 14 | 22.9 | 0.90 | 21.1 | 0.83 |
| -12 (3/4) | 14 | 26.9 | 1.06 | 24.9 | 0.98 |
| -16 (1) | 11½ | 33.3 | 1.31 | 31.5 | 1.24 |
| -20 (1 ¼) | 11½ | 42.2 | 1.66 | 40.1 | 1.58 |
| -24 (1 ½) | 11½ | 48.3 | 1.90 | 46.2 | 1.82 |
| -32 (2) | 11½ | 60.4 | 2.38 | 57.9 | 2.29 |
** OD = i-ID ye-FACT REAXERETER = ububanzi be-linder
Ukuthuthela ezintanjeni zamapayipi aseMelika , imicu kazwelonke yamapayipi ebalulekile ebalulekile. Kunezinhlobo ezimbili eziphambili: I-NPT ne -NPTF . Zombili ziyizinhlobo zentambo ze-tapered okusho ukuthi zakha uphawu njengoba ziqiniswa. I-NPT , noma ipayipi likazwelonke le-Taper , livamile futhi lidinga abenzeli bokuvalwa kwalo. I-NPTF , noma i-National Taper Pipe DRYEAL , yenzelwe ukwakha uphawu oluqinile ngaphandle kwezinto ezengeziwe zokubopha uphawu. I-NPT ne -NPTF kubalulekile emkhakheni wamandla ka-fluid we -hose fittings , Tube Fittings , kanye nokuxhumeka kwamapayipi . I- Thread Pitch Gauge iyithuluzi elibalulekile lenqubo yokuhlonza intambo kuzinhlelo zombili ze -NPT ne -NPTF .
Ukuqonda lezi zinhlobo zentambo zaseMelika ziyisisekelo kochwepheshe ezimbonini eziningi. Imicu enobunye enobunye , kufaka phakathi i-UNC , UNG , futhi ubuye , kanye ne -NPT ne -NPTF , dlala izindima eziPivotal ekwakheni ama-fastener ahlanganisiwe kanye nokuxhumana okufanele . efanele Ukukhonjwa kwentambo kuqinisekisa ukuthi izakhi zilingana ngokuphepha futhi zisebenze njengoba kuhlosiwe.
I-British Whitworth Threads
IBritish Standard Whitworth Coorse (BSW / WW)
![whitworth]()
I -Whitworth Standard Colle (BSS) , evame ukubizwa ngokuthi yi -WW nge-Whitworth, iyiphrofayili yentambo enomlando ocebile. Kwakuwuhlelo lokuqala lwentambo ye-Standard Screet Screet , eklanywe nguJoseph Whitworth ngo-1841. Idizayini bekuwukuguqula, ukubeka indinganiso ye -facres face ngaphesheya kombuso waseBrithani nangale. Intambo ye-whitworth yaba ngenye yezindlela ezibaluleke kakhulu zentambo , ezibonakala nge -angle yayo eyi-55-degree temples kanye nama-crests nezimpande. Lolu hlelo lwentambo yomlando lwabeka isisekelo sezinto eziningi ezivamile zentambo esizibonayo namuhla.
I-British Standard Fine (BSF)
Ukudlulela ku -British Standard Fine (BSF) , lolu hlobo lwentambo empeleni luyinguqulo eqondile ye-BSS. Nge encane -pitch , okuyibanga phakathi kwemicu eseduze , i-BSF yathuthukiswa ukuhlinzeka ngezinga eliphakeme lokunemba namandla kuzinhlelo zokusebenza lapho kufakwa khona usayizi wentambo . Ububanzi obukhulu buhlala bufana ne-BSW, kepha i-pitch enhle ivumela imicu eminingi nge-intshi ngayinye, ehumusha ngokuqina, kufanelekile. I-BSF imvamisa isetshenziswa embonini yezimoto, lapho ukucaciswa kukhiye.
I-British Standard Pipe (BSP / G)
| usayizi we-dash (usayizi oyisikhonkwane) | intambo iphikisana | nentambo ye-OD MM | umuzwa odd | i-intshi ama | -intshi ama-id ntambama |
| -02 (1/8) | 28 | 9.7 | 0.38 | 8.9 | 0.35 |
| -04 (1/4) | 19 | 13.2 | 0.52 | 11.9 | 0.47 |
| -06 (3/8) | 19 | 16.5 | 0.65 | 15.2 | 0.60 |
| -08 (1/2) | 14 | 20.8 | 0.82 | 19.1 | 0.75 |
| -10 (5/8) | 14 | 22.4 | 0.88 | 20.3 | 0.80 |
| -12 (3/4) | 14 | 26.4 | 1.04 | 24.6 | 0.97 |
| -16 (1) | 11 | 33.0 | 1.30 | 31.0 | 1.22 |
| -20 (1 ¼) | 11 | 41.9 | 1.65 | 39.6 | 1.56 |
| -24 (1 ½) | 11 | 47.8 | 1.88 | 45.5 | 1.79 |
| -32 (2) | 11 | 59.7 | 2.35 | 57.4 | 2.26 |
I-British Standard Pipe (BSP) , eyaziwa nangokuthi i-G , uhlobo lwentambo efanayo olusetshenziswa embonini yamandla ka-fluid . Ngokungafani nentambo ye-taper, imicu ye-BSP igcina ububanzi obufanayo ukusuka ekugcineni kuze kube sekupheleni, ukuzenza imicu ehambisanayo . Lo mklamo ubalulekile ekufakweni kwe-hose kanye nama-tube fittings , lapho olungaguquki . uphawu kudingeka khona I-BSP ivame ukuqhathaniswa nemicu yepayipi yaseMelika , kepha ayiguquki ngenxa yokwehluka kufomu lentambo kanye ne-pitch.
I-British Standard PipAT (BSPT / R)
| Ubukhulu bentambo ye-BSP | ngaphandle kwe-Diameter | TPI |
| 1/16 Inch BSP | 7.7 MM / 0.304 ' | 28 |
| 1/8 Inch BSP | 9.7 MM / 0.383 ' | 28 |
| 1/4 inch BSP | 13.16 mm / 0.518 ' | 19 |
| 3/8 Inch BSP | 16.66 mm / 0.656 ' | 19 |
| 1/2 Inch BSP | 20.99 mm / 0.825 ' | 14 |
| 5/8 Inch BSP | 22.99 mm / 0.902 ' | 14 |
| 3/4 Inch BSP | 26.44 mm / 1.041 ' | 14 |
| 7/8 Inch BSP | 30.20 mm / 1.189 ' | 14 |
| 1 inch BSP | 33.25 mm / 1.309 ' | 11 |
| 1-1 / 4 inch BSP | 41.91 mm / 1.650 ' | 11 |
| 1-1 / 2 inch BSP | 47.80 mm / 1.882 ' | 11 |
| 2 inch bsp | 59.61 mm / 2.347 ' | 11 |
| 2-1 / 4 inch BSP | 65.71 mm / 2.587 ' | 11 |
| 2-1 / 2 inch BSP | 75.18 mm / 2.96 ' | 11 |
| 3 inch bsp | 87.88 mm / 3.46 ' | 11 |
| 4 inch bsp | 113.03 MM / 4.45 ' | 11 |
| I-5 inch BSP | 138.43 mm / 5.45 ' | 11 |
| 6 inch BSP | 163.83 mm / 6.45 ' | 11 |
Okokugcina, iBritish Standard Pipe TAPER (BSTPT) , yamukelwa njengo -R , iyintambo ye-tapered esetshenziswe ekuxhumekeni okuningi kwamapayipi . I-taper idala uphawu ngokuphoqa imicu yentambo yowesilisa emthanjeni wowesifazane , ivumela uketshezi oluqinile. I-BSPT igcwele kakhulu embonini yamandla ka-fluid , lapho ukuvimbela ukuvuza kubalulekile. I -angle ye-tapered iqinisekisa ukuthi intambo ngayinye iqinisa kokulandelayo, ukuhlinzeka ukuxhumana okuthembekile kwe yepayipi , -tube , nokuxhumeka okufanele.
Kuwo nalowo nalowo walaba bantu bentambo beBrithani whitworth , ntambo bubalulekile. Amathuluzi afana ne- pitch gauge noma i-caliper kuvame ukusetshenziselwa ukuqamba uhlobo lwentambo nosayizi. Ukuqonda amapharamitha wejometri alezi zintambo, kusuka kububanzi obukhulu kuya kububanzi be-pitch , kubalulekile ekuqinisekiseni ukuhambisana nokusebenza kwemihlangano enokhuni. Ukuthi ngemishini yezomlando noma izicelo zesimanje, imicu ejwayelekile yaseBrithani ihlala ibalulekile kwizimboni ezahlukahlukene, imi eceleni kwezinye izinhlobo ezibalulekile zentambo zentambo ISO, - njengezinhlobo ze .
Imicu yamapayipi
Ukuqonda imicu yepayipi ekufakweni kwamapayipi kanye nokufakwa kwegesi
Imicu yepayipi ihlanganiswa ekuqinisekiseni ukuxhumana kobufakazi bokuvuza ekufakweni kwamapayipi kanye nokufakwa kwegesi. Basebenza njengengxenye ebucayi ekujoyineni ngamapayipi, ama-valve, kanye nokufakwa ngokuphephile. Imibala kasayizi wentambo kulezi zinhlelo zokusebenza, ngoba kufanele ihlangane nezinga lokugeleza nezidingo zokucindezela kohlelo.
Intambo ye-tapered vs
Lapho sikhuluma ngentambo yamapayipi , sivame ukubhekisela ezinhlotsheni ezimbili ezihlukile: intambo ye-tapered nentambo ethandekayo . Intambo ye-tapered , eyaziwa nangokuthi i-National Taper Pipe (NPT) , kancane kancane incipha ububanzi kusuka emaphethelweni, inikeze uphawu oluqinile njengoba imicu ibandakanyekile. Imicu e-conical iyafana kepha inesimo esincane sesigaxa, engeza amandla angeziwe ekuxhumekeni.
Imicu yepayipi ye-tapered ijwayele ukusetshenziswa embonini yamandla ka-fluid . Bakha uphawu ngokuphazanyiswa kwentambo. I-Pipe Dope noma iTeflon Tape imvamisa isebenza njengama-ejenti wokubopha ukuqinisekisa ukuxhumana okuvuzayo.
Ngakolunye uhlangothi, imicu yepayipi ye-conical ayivamile kodwa kubalulekile. Ngokuvamile zitholakala kwizicelo ezithile lapho izingcindezi zokucindezela nezidingo ziphezulu.
Ukuhlonza imicu yamapayipi
Ukukhonjwa kwentambo kubalulekile ekunakekelweni kanye naseMhlanganweni Wezinhlelo Zepayipi. Igeji ye-pitch noma i-caliper ingasetshenziswa ukucacisa uhlobo lwentambo nosayizi. Isibonelo, imicu yepayipi yaseMelika kanye ne-SAE ehlanganisiwe imicu izinhlobo ezijwayelekile zentambo ezinezimpawu ezihlukile.
Izinhlobo zentambo zaseMelika ezinjenge -NPT zisetshenziswa kabanzi kulo lonke elaseNyakatho Melika. Balandela Okujwayelekile Kwentambo Yesilinganiso , okubandakanya intambo ye-coarsease yezwe ehlanganisiwe (ye-UNC) ne -Unified National Cand Fice! (UNF).
I-British Standard Taper (BSPT) kanye -British Standard Whitworth (BSW) Whitworth (BSW) ne Whitworth Colle (BSWC) , izinhlobo ze-British Thread , ikakhulukazi izinhlobo ezisetshenziswayo, ikakhulukazi emazweni ajwayelekile.
Imicu yentambo namathuluzi
Ububanzi be-pitch of a ntambo yepayipi buyisilinganiso esibucayi. Ububanzi besilinda esibonakalayo nendawo lapho ukuqina kwentambo kulingana yentambo . Ngezilinganiso ezinembile, -pitch gauge noma i-caliper . kusetshenziswa i
Imicu yabesilisa nemicu yabesifazane yimigomo esetshenziselwa ukuchaza ububanzi bemicu yangaphandle kanye nentambo yangaphakathi , ngokulandelana. Imicu yabesilisa itholakala ngaphandle kwamapayipi noma ukufakwa, kanti imicu yowesifazane ingaphakathi.
Imicu yesokunene yesokudla iyindinganiso embonini, lapho intambo iqinisa khona iwashi. Imicu yesandla sobunxele ayijwayelekile futhi iqinisa i-counterclockwise.
Izeluleko Ezisebenzayo Zokukhethwa kwentambo yepayipi
l Sebenzisa njalo i -pitch gauge ukuze uqinisekise i -pitch pitch kanye nobubanzi.
l Qinisekisa ukuthi imicu ye-tapered ivalwe ngokwanele nge- ejenti yokubopha uphawu.
l ukuthola izicelo eziphakeme kakhulu, cabanga ngemicu e-conical ngamandla abo athuthukisiwe.
l Qaphela amazinga embonini ngohlobo oluthile lokufaka osebenza kulo.
l Sebenzisa inqubo efanelekile yokuhlonza intambo ukuvikela ukuxhumana okungathuthukile.
Ukuqonda umehluko phakathi kwentambo yepayipi e-tapered ne-conical kubalulekile kunoma ngubani emapalini noma emasimini wokufaka igesi. efanelekile Ukukhonjwa kwentambo nokukhethwa kungavimbela ukuvuza, kuqinisekiswe ubuqotho bohlelo, futhi kugcinwe amazinga okuphepha kulezi zicelo ezibucayi.
Izinhlobo zentambo ezithuthukile
Uma kukhulunywa ngezinhlobo zentambo, iningi lethu liyajwayela izinhlobo ezijwayelekile esihlangabezana nazo ezintweni zansuku zonke ezinjenge-bolts namantongomane. Kodwa-ke, kunomhlaba wezinhlobo eziyinkimbinkimbi zentambo ezidlalwa izindima ezibucayi ezimbonini ezahlukahlukene. Ake singene kwezinye zalezi zinhlobo zentambo ezithuthukile nezinhlelo zazo ezikhethekile.
Imicu ye-ACME
Imicu ye-ACME yaziwa ngesimo sabo se-trapezoidal, ibenze baqine futhi balungele kangcono imithwalo esindayo kunezintambo ezivame kakhulu zesikulufa . Zivame ukutholakala kumadivayisi afana nemikhuba namaJacks lapho amandla nokuqina kubaluleke kakhulu.
Intambo ye-knuckle
Imicu ye-knuckle ihlukile ngezindebe nezimpande zazo eziyindilinga. Ngokuvamile basetshenziswa ezindaweni lapho imicu ingavulelwa khona ukuphathwa kabi noma kudingeka ukuthi ihlanzwe kalula, njengakuyo embonini yokudla kanye nophuzo.
Imicu ye-Burstress
Imicu ye-Bustress inomklamo ovumela ukudluliswa kwamandla aphezulu endaweni eyodwa. Yimicu ye-Go-Toip for Izicelo ezinjengezingcindezi lapho udinga imicu yokuphatha amandla amaningi endaweni efanelekile.
Imicu yezibungu
Imicu ye-Worm ibalulekile ezinhlelweni lapho ukunyakaza okujikelezayo kudinga ukuguqulela kulayini. Bayingxenye ebalulekile ezinhlelweni zamagiya, njengalezo ezitholakala kumathuluzi wokuhlenga noma ama-liftetors.
Izicelo ezikhethekile
Uhlobo ngalunye lwentambo oluthuthukile lusebenza injongo ethile, evame ukuhambisana nezidingo zezimboni ezithile.
Imicu ye-ACME ayinamandla nje; Baphinde banikeze ukunemba, okwenza balungele imboni yamandla kaketshezi.
Intambo ye -L Knuckle, ngekhono labo lokumelana nomonakalo, bubalulekile emkhakheni wezolimo lapho imishini ibhekana khona nezimo ezinzima.
I- LEBTREMS THRETS ibaluleke kakhulu emishini yensimbi ngenxa yekhono labo lokubekezelela ukujikijela okuphezulu kwe-axial.
Imicu yezibungu yi-backbone yezinhlelo zokulawula ukunyakaza , edlala indima ebaluleke kakhulu emikhakheni efana nezimoto ne-aerospace.
Izimboni lapho lezi zintambo zibucayi
Izinhlobo zentambo ezithuthukile azikho nje mayelana nokusebenza; zimayelana nokunemba nokwethenjwa ezindaweni eziphakeme kakhulu.
l Imboni yezindiza ithembela kule micu ekhethekile yokuphepha nokusebenza kwezinto zezindiza.
L embonini yasolwandle , ukuqina kwalezi zintambo kubalulekile ukuze umelane nezimo zamanzi anosawoti angotshani.
l Inkambu yezokwelapha isebenzisa imicu ethuthukile emishini yokonga impilo, lapho ukwehluleka akuyona inketho.
l Umkhakha wamandla uncike kule micu yokulungiswa kanye nokusebenza kwemishini esindayo.
Ngenkathi izinhlobo ezijwayelekile zentambo ezinjenge -iso metric intambo noma imicu yamapayipi aseMelika zaziwa kahle, yilezi zintambo ezithuthukile ezivame ukuthatha amandla ezicelo ezikhethekile. I-Thread usayizi , futhi kanjalo nohlobo lwentambo lusetshenzisiwe. Noma ngabe kuyintambo ye-ACME entanjeni noma intambo ye-Worm ebhokisini lamagiya, ukuqonda lezi zinhlobo zentambo ezibalulekile kubalulekile kunjiniyela nakwezochwepheshe kuyo yonke imikhakha. Ukukhetha umucu ofanele - kungaba intambo ehambisanayo noma umucu we-tapered -can wenza wonke umehluko ekusebenzeni nasekude kwezingxenye ezinemicu.
Amapharamitha wejometri lemicu
Ukuqonda amapharamitha wejometri wentambo kubalulekile kunoma ngubani osebenza ngezingxenye ezihlanganisiwe . Noma ngabe ukukwimboni yamandla kagesi noma usebenzelana nama -faice fasteners , wazi ukuthi la mapharamitha aqinisekisa ukuhambisana nokusebenza.
Ama-Diameter amakhulu futhi amancane
Ububanzi obukhulu bubhekisela kububanzi obukhulu bezinto ezibonakalayo zentambo yesikulufa . Kuwububanzi obungaphandle kwentambo yowesilisa noma ububanzi obukhulu bomucu wowesifazane . Ngakolunye uhlangothi, ububanzi obuncane buyisilinganiso esincane kakhulu sentambo. Kuwububanzi besilinda esibonakalayo esithinta nje amakhilogremu entambo entanjeni yangaphandle noma intambo yentambo kwizindaba zangaphakathi zentambo . yosayizi wentambo ; Ngakho-ke, ukuthola la ma-mailter aqinisile kubalulekile.
Ububanzi be-pitch nokubaluleka kwako
I -Pitch Diader iyipharamitha ebucayi elala phakathi kwamadayimane amakhulu namancane. Ububanzi be- cylinder co-axial co-axial lapho ibanga kusuka kububanzi be-pitch banciphise ohlangothini olulodwa kuya komucu wentambo ngakolunye uhlangothi luyalingana. Ububanzi be-pitch libalulekile njengoba kusiza ekuqondeni intambo futhi kuqinisekiswe ukuxhumana okufanelekile.
Intambo iphimbo kanye nezinhlelo zayo
I-Thread pitch ibanga eliqondile phakathi kwezindawo ezimbili eziseduze kwentambo endizeni exakile . Kuyisilinganiso esiqondile senani lemicu ngobude beyunithi ngayinye futhi lubalulekile ukukhonjwa kwentambo . Ohlelweni lweMetric , iphimbo lichazwa kumamilimitha, ngenkathi kusezinhlelweni ezisuselwa ku-Imperial ezinjenge -SAE ezihlanganisiwe noma imicu yamapayipi aseMelika , kuvezwa njengenombolo yemicu nge-intshi ngayinye. Ama-Gaitch Gauges ajwayele ukusetshenziselwa ukukala le pharamitha ngokunembile.
Ukuqonda intambo kuholele
I-Lead yi-Peak Intambo yesikulufa ihamba nge-eksisi yayo ngokujikeleza okuphelele okuphelele. Kwisikulufa esine-thred eyodwa, ukuhola kuyafana ne-pitch. Kodwa-ke, ngesikulufa esine-thwedwed , ukuhola kuyiphimbo kabili. Lo mqondo ubalulekile ukuthi izinhlelo zokusebenza ezidinga inzuzo yemishini.
I-angle yezinyo ne-angle ethambile
I -angle yezinyo , eyaziwa nangokuthi i -angle enomugqa , i-angle phakathi kwezinhlangothi zentambo . Izinhlobo ezahlukene zentambo ezinjenge -metric iso thread , british whitworth thread , noma i-Unified Thread Standard ine-engeli ejwayelekile ehlukahlukene. Isibonelo, imicu ye-metric imvamisa inama-angle angama -60-degree , kanti ejwayelekile yaseBrithani whitworth i-whitworth coarse inama- angle angama imicu -55-degree . Ukwakheka kwamazinyo ne-angle kuthinta i -geometry yentambo namandla awo.
Amapharamitha wejometri afana nobubanzi obukhulu , bokuphambana , kwentambo , ye-pitch , futhi i-angle yezinyo idlala indima enkulu emklamweni wentambo . Lawa mapharamitha asetshenziswa ezinhlotsheni ezahlukahlukene zemicu, kufaka phakathi i-parellel , topled taped , three izinhlobo izinhlobo zentambo , nezinhlobo zentambo zaseMelika . Ukuqonda okufanele nokukalwa kwalezi zinhlaka kusetshenziswa amathuluzi anjengama -calipers nama -pitch ama-gauges kubalulekile ukuze kuqinisekiswe inqubo efanelekile yokuhlonza intambo kanye nokuhambisana kwe , - fittings , hose kanye nama-tube fittings . Khumbula, emhlabeni wentambo , ukunemba kubalulekile.
Umhlahlandlela wesinyathelo ngesinyathelo sokukhonjwa intambo
Isinyathelo 1: Ukwehlukanisa phakathi kwemicu efanayo ne-tapered
Lapho ubhekene nemicu , kubalulekile ukwazi ukuthi ngabe usebenza ngezinhlobo ezifanayo noma ze-tapered zentambo . Imicu efanayo igcina ububanzi obungamamitha afanayo, ngenkathi imicu ethekeli iphansi phansi, iba incane ngasekupheleni. Ukubatshela ngokwahlukana, zibhekisise. Imicu efanayo izovela umfaniswano, kanti imicu e-tapered ibonakala iguquke.
Ngendlela yezobuchwepheshe, sebenzisa i- caliper . Kala ububanzi ezindaweni ezihlukile zentambo. Uma izilinganiso ziyefana, kuyintambo ehambisanayo . Uma bencipha, unentambo ye -tapered . Embonini yamandla kagesi , ukuqaphela lo mehluko kubalulekile ekuqinisekiseni ukuxhumana okufanelekile.
Isinyathelo 2: Ukulinganisa i-pitch pitch nge-pitch gauge
I -pitch yentambo yibanga phakathi kwama-crests ayo. Ukukala lokhu, uzosebenzisa i -pitch gauge . Leli thuluzi linamabala ahlukahlukene, ngalinye linenombolo ehlukile yamazinyo nge-intshi ngayinye. Mane nje uhambisane ne-gauge kwimigqa yentambo. Lapho ifanelana ngokungenwa, usuthole iphimbo lakho . Lesi sinyathelo siyisihluthulelo semicu ye-metric kanye nezinhlobo zentambo zaseMelika.
Isinyathelo 3: Ukunquma usayizi wentambo kanye nephrofayili
Ukunquma usayizi wentambo , ukukala ububanzi obukhulu - ububanzi obukhulu bezinto ezibonakalayo zentambo yowesilisa noma ububanzi obungaphandle wentambo yowesifazane. Sebenzisa i -caliper ngokunemba. Okulandelayo, hlola iphrofayili yentambo . Lokhu kufaka phakathi ukwakheka kwamazinyo kanye nentambo ye-geometry . metric iso ntambo kanye ne -SAE ehlanganisiwe imicu izinhlobo ezijwayelekile zentambo , ngalinye linamaphrofayili ahlukile.
Isinyathelo 4: Ukuqamba intambo ngokuya ngamazinga
Ekugcineni, hlela intambo njengemazinga ngayinye yezimboni. Uzodinga ukwazi yephrofayili yosayizi ongokoqobo , iphrofayili , nokuthi ngabe kuyintambo yesandla sokudla noma kwesokunxele . Amazinga ajwayelekile afaka intambo ye-Iso metric , yeBritish BritWish Standard Colserth Collerth , kanye ne -Unified National Coarse Rarge . Njalo bhekisa kumazinga embonini ukuze uqoke kahle intambo.
T hy Read usayizi balulekile ekuqinisekiseni intambo efanelekayo efanelekile yezicelo ezinjenge -hose fittings kanye nezihlungi ze-conpressor confessor condepressor . efanele Ukukhonjwa kwentambo yitshe lokulondolozwa kokuqagela nokuqeqeshwa kobuchwepheshe ezimbonini ezithembekile ezingxenyeni ezifakiwe.
Amathiphu asebenzayo wokukhetha uhlobo lwentambo efanele
Lapho ukhetha imicu yephrojekthi yakho, izici eziningana ziyaqala ukudlala. Kubalulekile ukubheka uhlelo lokusebenza , lokuhambisana kwezinsiza , kanye namazinga ezimboni . Nakhu ukwephulwa kwalokho okufanele ulukhumbule:
Izici okufanele zicatshangelwe lapho ukhetha imicu
1. Ukukhonjwa kwentambo : Kubalulekile ukukhomba uhlobo lwentambo ngendlela efanele. Sebenzisa i -pitch gauge ukuthola ukuthi i -pitch pitch kanye ne- caliper ukukala ububanzi obukhulu.
2. Izinhlobo ezahlukahlukene : Yazi izinhlobo ezijwayelekile zentambo . Noma ngabe kuyintambo yocingo ye-ISO , American Threw Thread , noma imicu ye-whitworth yaseBrithani , ngalinye linokusetshenziswa kwalo okuqondile.
3. Imboni yamandla kagesi : Uma ukulo mkhakha, imicu enobunye obuhlangene ingahle ibe yiyo. Zenzelwe izimo eziphakeme kakhulu.
4. I-Thread usayizi Maces : Njalo qiniseka kwentambo ukuqondana ngokuxhumeka okufanele . Usayizi ongalungile ungaholela ekuvuzeni okuvuzayo noma kumonakalo wengxenye.
5. Intambo ehambisanayo vs vs tapered ntambo : qonda umehluko. Imicu ehambisanayo igcina ububanzi, ngenkathi imicu ethosiwe icoceka phansi. Lokhu kuthinta uphawu nokuthi bahlela kanjani intambo.
6. Ububanzi be-Pitch : Ububanzi be-pitch yipharamitha ebalulekile yejometri. Yisilinda esibonakalayo lapho ibanga phakathi kwentambo lilingana.
Amaphutha ajwayelekile ukugwema
l Imicu yokunciphisa : Gwema ukusebenzisa intambo yowesilisa ngentambo engalungile yabesifazane . Lokhu kungadonsa imicu noma kubangele ukuthi abampofu balingane.
l Ukunganaki ukuqondiswa kwesandla : Imicu yesokunene ijwayelekile, kepha imicu yesobunxele isetshenziswa kuzinhlelo ezithile. Ungazihlanganisi.
l Izindinganiso ezingakunaki : Amazinga Wezimboni , njenge- Unified Thread Text Standard noma i-ISO metric intambo , qinisekisa ukuhambisana. Ungabadeleli.
l Ukunganaki okuqukethwe : impahla ye- faice fassers kufanele ihambisane nezingxenye abaxhuma. Izinto ezingahambelani zingalungisa noma zehluleke.
L Khombisa Ukukhonjiswa Amathuluzi Ukukhonjwa kwentambo : Amathuluzi afana nentambo ye-pitch pitch kubalulekile. Basiza ukugwema amaphutha ekuhlonzeni intambo.
Khumbula, inqubo yokuhlonza intambo akufanele ithathwe kalula. Kuyisisekelo sokuxhumeka okusebenzayo nokusebenza okusebenzayo. Isibonelo, embonini yamandla ka-fluid, kusetshenziswa uhlobo lwentambo engalungile kuma-hose fittings noma ukufakwa kwama-tube kungaholela ekuvuzeni okulimazayo.
Ukukhetha uhlobo lwentambo efanele futhi kusho ukucubungula ukwakheka kwentambo. Ngokuxhunywa kwamapayipi, ipayipi lakwaNational Taper (NPT) kanye ne-British Standard PipAT Taper (BSPT) izinhlobo ezibalulekile zentambo. Basebenzisa imicu yepayipi ye-tapered ne-conical ye-seal eqinile.
Ngokuphambene nalokho, izinhlelo zokusebenza ezidinga imicu ehambisanayo zingasebenzisa intambo ye-Iso metric noma intambo yezwe ehlanganisiwe (ye-UNC). Lokhu kuqinisekisa ububanzi obungaphandle obungaphandle ezingxenyeni ezihlanganisiwe.
Okokugcina, ungakhohlwa ngokulondolozwa kwesondlo nokubikezela kobuchwepheshe. Ukuhlala phambili nge-Industrial Iot kungakusiza ukhethe uhlobo lwentambo efanele futhi ulugcine ngempumelelo. Futhi ngenkathi izihlungi ze-compressor compressor zingahle zibonakale zihlobene, nazo zincika ekukhetheni kwentambo efanele ukusebenza kahle.
Ukugcina
Sihambe ezweni eliyinkimbinkimbi lemicu, sihlole ama-nuances enza uhlobo ngalunye luhluke. Kusuka kumicu yepayipi yaseMelika ku-Metric iso, ukuqonda izinhlobo ezahlukene zemicu akuyona nje izifundo - kuyisidingo esisebenzayo. Ezimboni ezinjengezimboni ezinjengamandla noma ezokukhiqiza, azi imicu yakho enobunye ye-SAE Ehlanganisiwe evela emicu ye-Whitworth yakho yaseBrithani ingasho umehluko phakathi kwento efanelekile nephutha elibizayo.
Cabanga ngale kholi esenzweni: Sebenzisa amakhono akho okukhonjwa kwentambo ukuze uthuthukise umsebenzi wakho. Noma ngabe uklama ukufakwa kwe-hose noma ukhetha ipayipi elifanele lama-tube fittings, khumbula ukuthi lezo zinto zosayizi wentambo. Nge-pitch gauge ne-caliper esesandleni, uhlonyelwe ukucacisa intambo ngokuzethemba.
Kulabo abasensimini, inqubo yokuhlonza intambo ayisho nje ukuthola ukuxhumana okufanelekile; Mayelana nokuqinisekisa ukuphepha nokusebenza kahle. Amazinga wezimboni akhona ukuqondisa thina, namathuluzi afana nosizo lwentambo ye-pitch ukunakekela lezo zindinganiso. Khumbula, izinhlobo zentambo zingaphezu nje kohlu lwamagama - zilulimi lwazo, ulimi olukhuluma ngobuqotho bayo yonke intambo efanelekile.
Ekuphetheni, izinhlobo ezibalulekile zentambo - intambo ehambisanayo, intambo ye-tapered, izinhlobo zentambo ye-iso, izinhlobo zemicu yaseMelika, kanye nemicu ejwayelekile yaseBrithani - yizona amabhlogo wokwakha wezinhlelo zokusebenza ezingenakubalwa. Njengoba ubuchwepheshe buthuthuka nge-Industrial Iot kanye nokulondolozwa kokubikezela, ngakho-ke kufanele ulwazi lwethu lokuklama intambo.
