Amadivayisi okukhiya ama-valve esangweni ayithuluzi elibalulekile lokuphepha kunoma iyiphi indawo yokusebenza lapho kudingeka khona ukuhlukaniswa kwama-valve. Lawa madivayisi, aziwa nangokuthii-valve LOTO (ukukhiya/ukukhipha i-tagout), zenzelwe ukuvimbela ukusebenza ngengozi noma okungagunyaziwe kwama-valve esango, okuqinisekisa ukuphepha kwabasebenzi kanye nobuqotho bemishini.
Amadivayisi okukhiya ama-valve esangwenizisetshenziswa kabanzi ezimbonini ezifana nowoyela negesi, amakhemikhali, ukukhiqiza kanye nezinsiza lapho ama-valve kudingeka ahlukaniswe khona ukuze kulungiswe, kulungiswe noma kweminye imisebenzi. Lawa madivayisi alula ukuwasebenzisa futhi asebenza kahle kakhulu ekuvimbeleni ukukhishwa kwezinto eziyingozi, ukulahlekelwa yingcindezi, noma umonakalo ongaba khona wemishini.
Esinye sezici eziyinhloko zeamadivayisi okukhiya ama-valve esangoyikhono lazo lokuguquguquka. Zitholakala ngobukhulu obuhlukahlukene ukuze zivumelane nezinhlobo ezahlukene zamavalvu esango, okuhlanganisa amavalvu asebenza nge-handwheel, amavalvu asebenza nge-chain, kanye namavalvu asebenza nge-wheel. Lokhu kuqinisekisa ukuthi zingasetshenziswa ezinhlotsheni eziningi zezicelo, okwenza zibe utshalomali olubalulekile kunoma iyiphi inhlangano.
Ngaphezu kokuguquguquka,amadivayisi okukhiya ama-valve esangozenzelwe ukuqina nokuthembeka engqondweni. Zenziwe ngezinto ezisezingeni eliphezulu, njenge-polymers eqinile ye-thermoplastic, ukuqinisekisa ukuthi zingakwazi ukumelana nezimo ezinzima zezindawo zezimboni. Lokhu kusho ukuthi zingahlinzeka ngokuhlukaniswa kwama-valve okuphumelelayo iminyaka eminingi ezayo ngaphandle kwesidingo sokushintshwa njalo.
Ngaphezu kwalokho, i-idivayisi yokukhiya ivalvu yesangoiklanyelwe ukufakwa nokususwa kalula ukuze isetshenziswe kahle futhi kalula. Iklanyelwe ngendlela ekhethekile ukuthi ifakwe ngokushesha nangokuphephile kuma-valve, ivimbele noma yikuphi ukufinyelela noma ukusebenza okungagunyaziwe. Lokhu kuqinisekisa ukuthi abasebenzi bangakwazi ukuhlukanisa i-valve ngokuqiniseka ngaphandle kwengozi yengozi noma isigameko.
Ngokuphathelene nokuphepha,amadivayisi okukhiya ama-valve esangoziyingxenye ebalulekile yohlelo lwe-LOTO lwanoma iyiphi inhlangano. Zinikeza indlela ethembekile nephumelelayo yokuvimbela ukusebenza ngengozi noma okungagunyaziwe kwama-valve, okusiza ukuqinisekisa ukuphepha kwabasebenzi kanye nobuqotho bemishini. Ngokufaka la madivayisi ezinqubweni zabo zokuphepha, izinhlangano zingabonisa ukuzibophezela kwazo ekuvikeleni abasebenzi nasekuvimbeleni izingozi ezingaba khona.
Ngokufigqiwe,amadivayisi okukhiya ama-valve esangoziyithuluzi lokuphepha elibalulekile kunoma iyiphi indawo yokusebenza edinga ukuhlukaniswa kwama-valve. Zihlinzeka ngesisombululo esiguquguqukayo, esihlala isikhathi eside nesithembekile esivimbela ukusebenza ngengozi noma okungagunyaziwe kwama-valve esango, okusiza ukuqinisekisa ukuphepha kwabasebenzi kanye nobuqotho bemishini. Ngokulula kokusetshenziswa nokusebenza kahle, lawa madivayisi ayitshalomali elibalulekile kunoma iyiphi inhlangano efuna ukuthuthukisa izinqubo zayo zokuphepha nokuvikela abasebenzi bayo.
Isikhathi sokuthunyelwe: Disemba 23-2023
