Indlela yokukhetha ipayipi le-hydraulic elifanele izinqubo zakho:
Amapayipi e-hydrauliczibalulekile ezinqubweni eziningi zezimboni nezentengiselwano, zisekela imisebenzi ephephile nephumelelayo.
Kunezinhlobo eziningi ezitholakalayo ukuze zivumelane nazo zonke izinhlelo zokusebenza - kusukela kumapayipi angamelana namakhemikhali kanye namanzi acindezelayo kuya kumapayipi aqinile angcono kakhulu okusetshenziswa ezindaweni eziminyene noma eziyingozi.
Ukuze ukhethe futhi ufake ipayipi elifanele, kubalulekile ukuqonda kokubili izisekelo zamapayipi e-hydraulic kanye nemininingwane yesicelo sakho esidingekayo:
Iyini ipayipi le-hydraulic?
Ipayipi le-hydraulic liyipayipi elikhethekile elisetshenziswa ezindaweni zezimboni nezentengiselwano. Lisebenza ngokubambisana nemishini ye-hydraulic, lixhuma ama-valve, amathuluzi kanye nama-actuator okuvumela uketshezi noma amagesi ukuthi ageleze esuka kwenye ingxenye aye kwenye.
Ukwakheka kwepayipi le-hydraulic:
Amapayipi e-hydraulic aqukethe ipayipi langaphakathi ngaphakathi kwengqimba eqinisiwe kanye nezingxenye zangaphandle ezivikelayo. Izinto zepayipi langaphakathi zikhethwa ukuthi zihambisane noketshezi, amazinga okushisa, ukucindezela, kanye ne-impulses edingekayo yepayipi. Izingxenye zangaphandle zakhiwe ukuze zivumelane namandla nokuqina okudingekayo kwepayipi endaweni yokusebenza kwayo. Ukwakheka kwepayipi le-hydraulic kumele kube namandla ngokwanele ukumelana nokucindezela kwangaphakathi nangaphandle.
Ithubhu yangaphakathi ingakhiwa ngerabha yokwenziwa, i-PTFE, noma i-thermoplastics, kuye ngezakhiwo kanye nokucindezela koketshezi noma amagesi angaphakathi. Ukuqinisa kungenziwa ngezendlalelo ezilodwa, eziningi zentambo elukiwe, intambo yendwangu noma intambo enezilonda ezijikelezayo. Ingqimba evikelayo ingenziwa ngezinto ezahlukahlukene ezingamelani, ezixoshayo, neziguquguqukayo, kuye ngamandla asendaweni yangaphandle.
Asetshenziselwa ini amapayipi e-hydraulic?
Amapayipi e-hydraulic abalulekile ezimbonini eziningi, okuhlanganisa ukuphathwa kwemfucuza, ukukhiqiza, ezolimo kanye namabhizinisi emithi. Angatholakala kukho konke kusukela ezimotweni nasezitshalweni kuya emishinini ekhethekile noma emigqeni yokukhiqiza, okwenza kube lula izinqubo ezahlukahlukene okuhlanganisa ukuwasha ngomfutho ophezulu, imigqa yegesi, kanye nokusetshenziswa kopende wokufutha.
Ukuphepha kwepayipi le-hydraulic:
Njengoba amapayipi e-hydraulic esetshenziswa ezimbonini ezibalulekile noma ezindaweni eziyingozi, kubalulekile ukuthi kukhethwe umkhiqizo, kuhlanganiswe futhi kunakekelwe kahle amapayipi. Lokhu kunciphisa ingozi yezingozi zomzimba, zokusebenza, noma zemvelo noma isikhathi sokungasebenzi esibizayo.
Yiziphi izinhlobo ezahlukene zepayipi le-hydraulic?
Kunezinhlobo eziningi zamapayipi e-hydraulic atholakalayo, afanelekela uhla lwezingcindezi, ama-pulse, kanye namazinga okushisa ngesikhathi sokusetshenziswa.
Amapayipi angahlukaniswa ngezendlalelo zawo zangaphandle, ukuze akhethwe ngenxa yokuqina kwawo ngokumelene nezingcindezi zokusebenza kanye nendawo engaphandle. Lokhu kufaka phakathi:
Ipayipi elilukiwe – Ipayipi elinomfutho ophezulu elisebenziseka kalula elisetshenziswa ezinhlotsheni zezimboni ezijwayelekile futhi lifanele cishe zonke izinhlobo zezicelo ze-hydraulic nge-petroleum kanye noketshezi olusekelwe emanzini.
Ipayipi elijikelezayo – Ipayipi eliguquguqukayo elinomfutho ophezulu elifanele ukusetshenziswa ngemifudlana ephezulu kanye nomfutho osebenzayo ofinyelela ku-50.0MPa, njenge-hammer hydraulics.
Ipayipi le-thermoplastic – Ipayipi eliguquguqukayo kakhulu elinokwanda okuphansi kwevolumu, elinikeza izikhathi ezinhle kakhulu zokuphendula nge-hydraulic futhi elikwazi ukubekezelela ukucindezela okufika ku-80.0MPa.
P.T.FE– Ipayipi elimelana kakhulu, elikwazi ukumelana namakhemikhali ahlukahlukene ngenxa yezakhiwo ezingcono kakhulu zokunganamatheli futhi elingashi, okwenza libe yindawo ekahle yokusetshenziswa ngamandla.
Ipayipi elinomfutho ophansi – Ipayipi elilukiwe ngendwangu, elinikeza ukuguquguquka kokusetshenziswa okulula kodwa elingakwazi ukumelana nomfutho ophezulu.
Ipayipi elilukiwe ngensimbi engagqwali – Ipayipi elisindayo elihlala isikhathi eside ngokwanele ukusetshenziswa okunamandla futhi elikwazi ukubekezelela izimo zangaphandle ezimbi kakhulu.
Kukhona nezinhlobo ezahlukene zamapayipi angaphakathi, okuhlanganisa:
Irabha engamelani namafutha okwenziwa – Ifanelekela uketshezi oluvela ngokwemvelo nolwenziwe.
I-Polyester – Ifanele kokubili uketshezi kanye namagesi ezimboni.
I-Polyamide – Imelana kakhulu noketshezi olufana nopende, izinyibilikisi ezine-chlorine, kanye namanye amakhemikhali.
P.I-TFE - Imelana kakhulu nokusetshenziswa ngamakhemikhali kanye nezinyibilikisi.
Kuyini i-MPa? I-megapascal (MPa) iyi-metric yokukala ingcindezi. Isetshenziselwa ukukhombisa ububanzi bengcindezi kanye nezilinganiso zezinhlelo ze-hydraulic, njengoba ilinganisa amanani amakhulu - i-1 megapascal = ama-pascal ayi-1,000,000 noma i-10 Bar.
Ukumiswa kwepayipi le-hydraulic:
Amapayipi e-hydraulic alawulwa yizindinganiso zomkhakha nezamazwe ngamazwe – i-SAE Standards (ebekwe yi-Society of Automotive Engineers), kanye ne-EN Standards – ukuqinisekisa ukuthi ahambisana nezindinganiso zokuphepha nokusebenza.
Ngingayikhetha kanjani ipayipi efanele?
Ukukhethwa komkhiqizo okufanele kanye nokuhlanganiswa kwepayipi kubalulekile ekusebenzeni okuphephile nokuphumelelayo kwemishini kanye nezinqubo. Izici ezilandelayo zokusetshenziswa kanye nokusetshenziswa kufanele zicatshangelwe lapho ukhetha ipayipi le-hydraulic:
Izinhlobo zoketshezi/zegesi – Ngokuyinhloko, uketshezi noma amagesi azogeleza ngepayipi, kanye nokuhlushwa kwalokhu, kumele kwaziwe futhi kuqondwe ukuze kunqunywe amandla adingekayo epayipini langaphakathi. Isibonelo, izinyibilikisi ezinamandla zidinga amapayipi angaphakathi amelana kakhulu. Amagesi angadinga ukubhobozwa ngephinikhodi kwesembozo
Izinga Lokushisa - Okulandelayo izinga lokushisa lokusebenza koketshezi noma amagesi kumele laziwe. Lokhu kuqinisekisa ukuthi amazinga okushisa aphezulu ngeke anciphise ipayipi langaphakathi, noma amazinga okushisa aphansi ngeke aphazamise ukusebenza kwalo njengomsele. Ngaphezu kwalokho, amazinga okushisa angaphandle azungeze ipayipi kumele aziwe, kuqinisekiswe ukuthi ipayipi lingasebenza ngokwanele ngaphakathi kwamazinga okushisa aphezulu noma libekezelele noma yikuphi ukushintshashintsha kwezinga lokushisa.
Ukucindezela – Ukucindezela lapho uketshezi noma amagesi azogeleza khona ngepayipi kuzonquma amandla adingekayo kuzo zonke izendlalelo zokuhlanganiswa kwepayipi, kufaka phakathi amathuba okukhuphuka kokucindezela. Lezi zimo zokusebenza zizonquma kokubili ukumelana kwangaphakathi nangaphandle okudingekayo.
Usayizi – Usayizi wepayipi lakho udinga ukubala ububanzi obanele kanye nobude obufanele. Ububanzi bangaphakathi buzolawulwa yizingcindezi zangaphakathi kanti ububanzi bangaphandle bulawulwa yizinga lokuvikelwa elidingekayo noma isikhala esitholakalayo kanye nerediyasi yokugoba edingekayo. Ubude obuphelele buzoncika ebangeni eliphakathi kwezingxenye kanye nokuguquguquka okudingekayo kwepayipi ngesikhathi sokusetshenziswa. Izinga lokugeleza elidingekayo lizophinde linqume ubude nobubanzi bepayipi.
Iziphetho Nokuxhumanisa – Ukukhetha kahle ipayipi kuhlanganisa ukuhlanganiswa okufanele kwepayipi neziphetho kanye nokuxhumanisa, okuqinisekisa ukuqina nokuguquguquka. Intambo efanele yokuxhumanisa iziphetho izovimbela ukuvuza lapho ivaliwe. Lokhu kubalulekile ekunciphiseni ingozi yokuqhuma noma ukunqamuka okungaba yingozi. Ukuqinisekisa ukuthi zonke izixhumanisi zeziphetho zihlolwe ngokugcwele futhi zivunyelwe ukusetshenziswa nokukhetha kwakho ipayipi
Ukutholakala kanye Nezindleko – Ipayipi lokugcina le-hydraulic kumele livumelane nesabelomali sakho, amakhono okusebenza, kanye nesheduli yokulungisa ukuqinisekisa ukusebenza kahle kanye nokusimama kwenqubo. Isibonelo, uma kufaneleka noma kudingeka, ingabe izakhi zokusetshenziswa kwepayipi zingashintshwa ukuze zivumelane nokuhlanganiswa kwepayipi okujwayelekile okutholakala kalula noma okungabizi kakhulu.
Uhlome ngalo lonke ulwazi olungenhla, ipayipi le-hydraulic elifanele lingakhethwa ngezinqubo zakho.
Isikhathi sokuthunyelwe: Septhemba 14-2023