Kukhona tinhlobo letinyenti kanye netinhlobo letiyinkimbinkimbi te .emavalvu, ikakhulukati kufaka ekhatsi emavalvu esango, emavalvu e-globe, emavalvu e-throttle, emavalvu e-butterfly, emavalvu epulagi, emavalvu ebhola, emavalvu agezi, emavalvu e-diaphragm, emavalvu ekuhlola, emavalvu ekuphepha, emavalvu ekunciphisa umfutfo, ticupho temphunga kanye nemavalvu ekuvala ngesikhatsi lesiphutfumako, emavalvu e-valve butter, njll. valve, valve yebhola, valve yekuhlola, valve ye-diaphragm.
1 Ivalvu yevivane
Butterfly valve ngumsebenti wekuvula nekuvala welipuleti le butterfly ungagcwaliswa ngekujikeleta 90° kujikeleta i-axis lecinile emtimbeni wevalve. Butterfly valve yincane ngebukhulu, ilula ngesisindvo futsi ilula ngesakhiwo, futsi inetincenye letimbalwa kuphela. Futsi kudzingeka kuphela kutsi ijikelete 90°; ingavulwa futsi ivalwe ngekushesha, futsi kusebenta kulula. Uma i-valve ye-butterfly isesimeni lesivulekile ngalokuphelele, bukhulu bepuleti le-butterfly ngiko kuphela lokumelanako uma le-medium igeleta emtimbeni we-valve, ngako-ke kwehla kwemfutfo lokukhicitwa yi-valve kuncane kakhulu, ngako-ke kunetimphawu tekulawula kugeleta letincono. Ivalve yeluvivane ihlukaniswe yaba luphawu lolutsambile lwe-elastic kanye neluphawu lolucinile lwensimbi. Elastic valve kuvala, indandatho kuvala ingafakwa emzimbeni valve noma inamatsele ephethelweni disc, ngekusebenta kahle kuvala, kungasetjentiswa throttling, emaphayiphi lasemkhatsini vacuum kanye media corrosive. Emavalvu lanetimphawu tensimbi avame kuba nemphilo lendze kunalawo lanetimphawu te-elastic, kepha kumatima kufinyelela kuvalwa lokuphelele. Tivame kusetjentiswa ngetikhatsi letinetingucuko letinkhulu tekugeleta kanye nekwehla kwemfutfo futsi tidzinga kusebenta kahle kwekucindzetela. Timphawu tensimbi tingajwayela emazinga ekushisa laphakeme ekusebenta, kantsi timphawu letinesici sekulinganiselwa ngekushisa.
2Ivalvu yesango
Ivalve yesango isho ivalve lenemtimba wayo wekuvula nekuvala (ipuleti yevalve) iqhutshwa sicu sevalve futsi ihamba etulu naphansi eceleni kwendzawo yekuvala yesihlalo sevalve, lekungahlanganisa noma kuncume kuhamba kwemanti. Nawucatsanisa ne globe valve, ivalve yesango inekusebenta lokuncono kwekuvala, kumela lokuncane kwemanti, umzamo lomncane wekuvula nekuvala, futsi inekusebenta lokutsite kwekulungisa. Kuyinto enye yemavalvu ebhulokhi asetjentiswa kakhulu. Lokungakalungi kutsi bukhulu bukhulu, sakhiwo siyinkimbinkimbi kakhulu kunaleyo ye globe valve, indzawo yekuvala kulula kuyigcoka, futsi akulula kuyigcina. Ngalokuvamile, akukafaneli kutsi kucindzetelwe. Ngekuya kwesikhundla sentambo esicumbini sevalve yesango, ihlukaniswe yaba tinhlobo letimbili: luhlobo lwenduku levulekile kanye neluhlobo lwenduku lemnyama. Ngekuya kwetimphawu tesakhiwo sesango, lingahlukaniswa libe tinhlobo letimbili: luhlobo lwe-wedge kanye neluhlobo loluhambisanako.
3 Hlola ivalvu
I-valve yekuhlola yi-valve lengavimbela ngekuzenzakalela kutsi kubuyele emuva kweliketjezi. I-valve flap ye-check valve ivulwa ngaphansi kwesento semfutfo wemanti, bese loludzaka lugeleta kusuka eceleni kwekungena kuya eceleni kwekuphuma. Uma umfutfo eceleni kwekungena ungaphansi kwalowo eceleni kwekuphuma, le valve flap itawuvala ngekuzenzakalela ngaphansi kwesento semehluko wemfutfo wemanti, amandla ayo ladonsela phansi kanye naletinye tintfo kuvikela kutsi emanti angageleteli emuva. Ngekuya kwesakhiwo, ingahlukaniswa ibe valve yekuhlola yekuphakamisa kanye nevalve yekuhlola yekujika. Luhlobo lwekuphakamisa lunekusebenta lokuncono kwekuvala kanye nekumelana lokukhulu kwemanti kuneluhlobo lwekujika. Kutheku lokuncela lephayiphi yekuncela yempompi, kufanele kukhetfwe ivalve lephansi. Umsebenti wayo kugcwalisa liphayiphi lekungena lempompi ngemanti ngaphambi kwekucala lempompi; gcina liphayiphi lekungena kanye nemtimba wempompi kugcwele emanti ngemuva kwekutsi lempompi imiswe, kwentela kulungiselela kucala kabusha futsi. Ivalve lephansi ivame kufakwa kuphela kuphayiphi lemile yekungena kwempompi, bese lesemkhatsini igeleta kusuka phansi kuya etulu.
4 Ivalvu yemhlaba
Le globe valve yi valve levaliwe leya phansi, bese lilunga lelivulako nalelivalako (valve) licondziswa sicu se valve kutsi lihambe likhuphuke liye phansi ngase axis yesihlalo se valve (indzawo yekuvala). Nawucatsanisa ne valve yesango, inekusebenta lokuhle kwekulungisa, kusebenta lokubi kwekuvala, sakhiwo lesilula, kukhicita lokulula kanye nekunakekelwa, kumela lokukhulu kwemanti kanye nentsengo lephansi.
5 Ivalvu yelibhola
Incenye yekuvula nekuvala kwe valve yebhola iyinkhaba lenembobo leyindingilizi, futsi lendzawo leyindingilizi ijikeleta nesicu se valve kwentela kubona kuvulwa nekuvalwa kwe valve. I valve yebhola inesakhiwo lesilula, kushintja ngekushesha, kusebenta lokukahle, bukhulu lobuncane, sisindvo lesilula, tincenye letimbalwa, kumela lokuncane kwemanti, kusebenta kahle kwekuvala kanye nekunakekelwa lokukahle.
6 Ivalvu yekucindzetela
Isakhiwo se-valve ye-throttle sifana kakhulu naleso se-valve ye-globe ngaphandle kwe-disc ye-valve. I valve disc kuyinto throttling ingxenye, kanye bobunjwa ezahlukene babe timphawu letehlukene. Ububanzi besihlalo sevalve akukafaneli bube bukhulu kakhulu, ngoba kuphakama lokuvulekile kuncane. Izinga lokugeleza lokusemkhatsini liyakhula, ngako-ke Lisheshisa kuguguleka kwe-disc yevalve. I-throttle valve inetilinganiso letincane, sisindvo lesilula kanye nekusebenta lokuhle kwekulungisa, kepha kuciniseka kwekulungisa akuphakeme.
7 Valve yekufaka ipulaki
Le valve ye plug isebentisa umtimba we plug lonemgodzi lohambako njengencenye yekuvula nekuvala, bese umtimba we plug ujikeleta nesicu se valve kwentela kubona kuvulwa nekuvala kwe valve. I-valve yepulagi inetinzuzo tesakhiwo lesilula, kushintja lokusheshako, kusebenta lokulula, kumela lokuncane kwemanti, tincenye letimbalwa kanye nesisindvo lesilula. Kukhona emavalvu epulagi lacondzile, lanetindlela letintsatfu naletine. Le valve yepulagi lecondzile isetjentiselwa kunciphisa lendzawo lesemkhatsini, bese le valve yepulagi lehamba ngetindlela letintsatfu naletine isetjentiswa kushintja indlela yendzawo lesemkhatsini noma kuhlukanisa lendzawo lesemkhatsini.
8 Ivalvu ye-diaphragmu
Incenye yekuvula nekuvala ye valve ye diaphragm yi diaphragm yenjoloba, lehlanganiswe emkhatsini wemtimba we valve kanye nesivalo se valve. Incenye lesemkhatsini lephumile ye diaphragm iciniswe esicumbini se valve, bese umtimba we valve ulayiniwe ngerabha. Njengoba le medium ingangeni emgodzini wangekhatsi wesivalo se valve, sicu se valve asidzingi libhokisi lekugcwalisa. Le valve ye diaphragm inesakhiwo lesilula, kusebenta kahle kwekuvala, kugcinwa lokulula kanye nekumelana lokuncane kwemanti. Emavalvu e-diaphragm ahlukaniswe abe luhlobo lwe weir, luhlobo lolucondzile, luhlobo lwe-angle lefanele kanye neluhlobo lwekugeleta lokucondzile.
Sikhatsi sekuposa: Inkhwekhweti-12-2022
