I-Check valve, eyaziwa nangokuthii-valve yokuhlola yendlela eyodwaUmsebenzi wayo oyinhloko ukuvimbela ukugeleza emuva kwe-medium nokuvikela ukusebenza okuphephile kwemishini kanye nohlelo lwamapayipi.Amavalvu okuhlola amanzizisetshenziswa kabanzi embonini kaphethiloli, embonini yamakhemikhali, ekuphathweni kwamanzi, kumandla kagesi, ensimbi nakwezinye izinkambu.

Kunezinhlobo eziningi zama-valve okuhlola, ngokwesakhiwo esihlukile kanye nomgomo wokusebenza, angahlukaniswa ngohlobo lokuphakamisa, uhlobo lokujikijela,ivalvu yokuhlola uvemvane, uhlobo lwebhola njalo njalo. Phakathi kwazo,ivalvu yokuhlola ukuphakamaiyona evame kakhulu, ene-valve flap yangaphakathi engaphakanyiswa, futhi lapho i-medium igeleza isuka endaweni yokungena iye endaweni yokuphuma, i-valve flap ivuleka phezulu; Uma i-medium igeleza ibheke emuva, idiski ivaliwe ukuvimbela ukugeleza emuva.

Ukuze kuqinisekiswe ukusebenza okuvamile kwe-i-valve yokuhlola engagqwalifuthi yandise impilo yayo yesevisi, ukunakekelwa kwansuku zonke kubaluleke kakhulu. Nazi ezinye zezindlela zokunakekelwa kwansuku zonke kwama-check valve:

1. Ukuhlolwa okuvamile

Hlola ukubukeka kwevalvu yokuhlola njalo ukuze ubone ukuthi kukhona yini imifantu, ukuguguleka, ukugqwala nezinye izinto. Ngesikhathi esifanayo, hlola uphawu lwediski nesihlalo ukuqinisekisa ukuthi akukho ukuvuza.

2. Ukuhlanza

Hlanza njalo ingaphakathi nengaphandle kwevalvu yokuhlola ukuze ususe ukungcola nokungcola. Lapho uhlanza, kufanele kusetshenziswe i-ejenti yokuhlanza engathathi hlangothi ukuze kugwenywe ukusetshenziswa kwezinto ezibolayo njenge-asidi enamandla ne-alkali.

3. Buyisela izingxenye ezonakele

Uma idiski yevalvu, isihlalo kanye nezinye izingxenye zevalvu yokuhlola kutholakala ukuthi zonakele noma zigugile kakhulu, kufanele zishintshwe ngesikhathi. Zishintshe ngemininingwane efanayo namamodeli ezingxenye zokuqala ukuqinisekisa ukuthi ukusebenza kwevalvu akuthinteki.

4. Ukugcoba

Kwamanye ama-valve okuhlola adinga ukugcotshwa, inani elifanele lamafutha okugcoba noma amafutha kufanele lifakwe njalo ukuze kugcinwe isiqu nesihlalo kugcotshwe kahle.

5. Ukwelashwa kokulwa nokugqwala

Ku-valve yokuhlola umugqa esetshenziswa endaweni egqwalisayo, kufanele kuthathwe izinyathelo ezihambisanayo zokulwa nokugqwala, njengokumboza ungqimba olulwa nokugqwala nokukhetha izinto ezingamelana nokugqwala.

Ngezinyathelo zokulungisa zansuku zonke ezingenhla, ungaqinisekisa ukusebenza okuvamile kwevalvu yokuhlola futhi wandise impilo yesevisi, futhi unikeze isiqinisekiso esinamandla sokuphepha kwemishini kanye nohlelo lwamapayipi.