Isici esivelele kunazo zonke ukuthi i-diaphragm ihlukanisa ingaphakathi le-valve yomzimba ophansi ukusuka emgodini wangaphakathi wekhava ye-valve engaphezulu, ukuze isiqu se-valve, i-valve disc nezinye izingxenye ezingaphezulu kwe-diaphragm zikhululeke ekugqweni okuphakathi, isakhiwo sokupakisha sishiywe, futhi ukuvuza okuphakathi ngeke kwenzeke.
I-diaphragm eyenziwe ngerabha noma ipulasitiki inomsebenzi omuhle wokuvala. Njengoba i-diaphragm iyingxenye esengozini, kufanele ishintshwe njalo ngokuvumelana nezici ze-medium. Inqunyelwe impahla ye-diaphragm, i-valve ye-diaphragm ifanele ingcindezi ephansi kanye nezinga lokushisa eliphansi.
I-valve ye-diaphragm ingahlukaniswa ngezinhlobo eziyisithupha ngokusho kwesakhiwo sayo: uhlobo lwendlu, uhlobo lwamanje oluqondile, uhlobo olunqunyiwe, oluqondile ngokusebenzisa uhlobo, uhlobo lwesango kanye nohlobo lwe-angle efanele; Ifomu lokuxhuma ngokuvamile ukuxhumana kwe-flange; Ngokwemodi yokushayela ingahlukaniswa ngezinhlobo ezintathu zemanuwali, zikagesi nezomoya, phakathi kwazo i-pneumatic drive ihlukaniswe ngokujwayelekile evulekile, evamise ukuvaleka futhi ephindaphinda izinhlobo ezintathu.
I-valve ye-diaphragm yenjoloba yomoya isetshenziswe kabanzi kumakhemikhali, igesi eliwuketshezi, ukuhlinzekwa kwamanzi kanye ne-drainage, ukudla, imithi, i-power plant desulfurization, i-metallurgy, amaminerali, i-boiler steam system.
Umehluko omkhulu phakathi kwe-valve ye-diaphragm yenjoloba yomoya kanye namanye ama-valve ukuthi yamukela isakhiwo ngaphandle kwebhokisi lokugxusha; I-diaphragm yerabha ingakwazi ukuhlukanisa ngokuphelele i-corrosion medium esiteshini sokugeleza kuzo zonke izingxenye zokushayela, ngaleyo ndlela isuse imibi "yokugijima, ukukhipha, ukuconsa nokuvuza" kwama-valve avamile.
Ngenxa yokugeleza okushelelayo kanye nokumelana nokugeleza okuncane kwe-valve ye-diaphragm, izinga lokugeleza elikhulu lingatholakala.
Kunezinhlobo eziningi zamarabha ongakhetha kuzo endaweni engaphakathi yomzimba wevalvu. Ngakho-ke, inokumelana nokugqwala okuphezulu.
Ngoba uphawu luyi-elastic rubber diaphragm. Ngakho-ke, futhi inokusebenza okuhle kokuvala kanye namandla amancane okuvala.
I-valve yenjoloba enomoya we-diaphragm yakhiwe ngomzimba we-valve, isembozo se-valve, i-valve disc, isiqu se-valve, i-diaphragm nezinye izingxenye zokushayela.
Ukuvulwa nokuvalwa kwe-valve kutholakala ngokuzungezisa isondo lesandla. Ingxenye engenhla yesembozo se-valve imakwe ngombala wokubonisa okwazi ukubona indawo yokuvula noma yokuvala ye-valve ukukhombisa ukuvuleka nokuvala kwe-valve. Lapho isondo lesandla libekwe ngokwewashi, isondo lesandla lizohamba liye phansi, futhi i-valve disc izoshayela i-diaphragm phansi ukuze inqamule iphaseji; Uma kungenjalo, i-valve izovulwa futhi umbala uzovezwa.
I-Diaphragm valve standard: ngokuhambisana nezinhlinzeko ze-GB12239 kanye nezidingo ze-BS5156.
Isikhathi sokuthumela: Mar-22-2022