Umshini wonke uyunithi eyisisekelo kakhuluivalvuukuhlanganiswa, futhi izingxenye eziningana zakha izingxenye zevalvu (njengebhonethi yevalvu, idiski yevalvu, njll.). Inqubo yokuhlanganiswa kwezingxenye eziningana ibizwa ngokuthi ukuhlanganiswa kwezingxenye, kanti inqubo yokuhlanganiswa kwezingxenye eziningana nezingxenye ibizwa ngokuthi ukuhlanganiswa okuphelele. Umsebenzi wokuhlanganisa unomthelela omkhulu kwikhwalithi yomkhiqizo. Ngisho noma umklamo unembile futhi izingxenye zifanelekile, uma ukuhlanganiswa kungafanele, ivalvu ngeke ihlangabezane nezidingo zemithethonqubo, futhi iholele nasekuvuthweni kokuvala.
Kunezindlela ezintathu ezivamile zokuhlanganisa ama-valve, okungukuthi, indlela yokushintshana ephelele, indlela yokushintshana okulinganiselwe, indlela yokulungisa.
Indlela ephelele yokushintshana
Uma ivalvu ihlanganiswa ngendlela ephelele yokushintshana, ingxenye ngayinye yevalvu ingahlanganiswa ngaphandle kokulungiswa nokukhethwa, futhi umkhiqizo ungahlangabezana nezidingo zobuchwepheshe ezibekiwe ngemva kokuhlanganiswa. Ngalesi sikhathi, izingxenye zevalvu kufanele zicutshungulwe ngokuhambisana ngokugcwele nezidingo zomklamo ukuze kuhlangatshezwane nezidingo zokunemba kobukhulu kanye nokubekezelelana kwejometri. Izinzuzo zendlela ephelele yokushintshana yilezi: umsebenzi wokuhlanganisa ulula futhi uyonga, umsebenzi awudingi izinga eliphezulu lekhono, ukusebenza kahle kokukhiqiza kwenqubo yokuhlanganisa kuphezulu, futhi kulula ukuhlela umugqa wokuhlanganisa kanye nokukhiqiza kobungcweti. Kodwa-ke, uma kwamukelwa ukuhlanganiswa okuphelele kokufaka esikhundleni, ukunemba komshini wezingxenye kuyadingeka kube phezulu. Ifanele ivalvu yomhlaba, ivalvu yokuhlola, ivalvu yebhola kanye namanye amavalvu anesakhiwo esilula kanye nobubanzi obuncane nobuphakathi.
Indlela yokushintshana elinganiselwe
I-valve ihlanganiswa ngendlela yokushintshana okulinganiselwe, futhi wonke umshini ungacutshungulwa ngokuya ngokunemba kwezomnotho. Lapho kuhlanganiswa, usayizi othile onokulungiswa kanye nomphumela wokunxephezela ungakhethwa ukuze kufezwe ukunemba komhlangano okucacisiwe. Umgomo wendlela yokukhetha ufana nowendlela yokulungisa, kodwa indlela yokushintsha usayizi wendandatho yokunxephezela ihlukile. Okokuqala ukushintsha usayizi wendandatho yokunxephezela ngokukhetha izesekeli, kanti okwesibili ukushintsha usayizi wendandatho yokunxephezela ngokusika izesekeli. Isibonelo: i-core ephezulu kanye ne-gasket yokulungisa ye-valve yohlobo lwe-double ram wedge gate valve, i-gasket yokulungisa phakathi kwemizimba emibili ye-valve yebhola ehlukanisiwe, njll., ukukhetha izingxenye ezikhethekile njengezingxenye zokunxephezela ku-dimension chain ehlobene nokunemba komhlangano, nokufeza ukunemba komhlangano okudingekayo ngokulungisa ukujiya kwe-gasket. Ukuze kuqinisekiswe ukuthi izingxenye zokunxephezela ezihleliwe zingakhethwa ezimweni ezahlukene, kuyadingeka ukukhiqiza isethi yezingxenye zokunxephezela ze-washer kanye ne-shaft ezinobukhulu nobukhulu obuhlukile kusengaphambili ukuze kukhethwe imodeli ye-valve yokulawula i-hydraulic ngesikhathi sokuhlanganiswa.
Indlela yokulungisa
I-valve ihlanganiswa ngendlela yokulungisa, izingxenye zingacutshungulwa ngokuya ngokunemba kwezomnotho, bese kuthi usayizi othile onokulungiswa kanye nomphumela wokunxephezela ungalungiswa ngesikhathi sokuhlanganiswa, ukuze kufezwe umgomo wokuhlanganiswa ocacisiwe. Isibonelo, umzimba wesango kanye ne-valve ye-wedge gate valve, ngenxa yezindleko eziphezulu zokucubungula zokuqaphela izidingo zokushintshana, abakhiqizi abaningi basebenzisa inqubo yokulungisa. Okusho ukuthi, ekugayweni kokugcina kwendawo yokuvala isango ukulawula usayizi wokuvula, ipuleti kufanele lifaniswe nosayizi wokuvula kwendawo yokuvala i-valve body, ukuze kufezwe izidingo zokugcina zokuvala. Le ndlela yandisa inqubo yokufanisa ipuleti, kodwa yenza lula kakhulu izidingo zokunemba kobukhulu benqubo yokucubungula yangaphambilini. Ukusebenza ngobuchule kwenqubo yokufanisa ipuleti ngabasebenzi abakhethekile ngeke kuthinte ukusebenza kahle kokukhiqiza kuyo yonke. Inqubo yokuhlanganisa i-valve: ama-valve ahlanganiswa ngamanye endaweni ehleliwe. Ukuhlanganiswa kwezingxenye nezingxenye kanye nokuhlanganiswa okujwayelekile kwama-valve kwenziwa endaweni yokusebenzela yokuhlanganisa, futhi zonke izingxenye nezingxenye ezidingekayo zithuthwa ziye endaweni yokuhlanganisa. Ngokuvamile, mangaki amaqembu abasebenzi anomthwalo wemfanelo wokuhlanganisa izingxenye kanye ne-General Assembly ngesikhathi esisodwa, okungagcini nje ngokufinyeza umjikelezo wokuhlanganisa, kodwa futhi okwenza kube lula ukusetshenziswa kwamathuluzi okuhlanganisa akhethekile, futhi anezidingo eziphansi zezinga lobuchwepheshe labasebenzi.
Isikhathi sokuthunyelwe: Feb-23-2022