Ukuhlukaniswa kanye nesiqondiso sokufakwa kwama-valve okuhlola
Ukubuka konke kwe-check valve
Ama-valve okuhlola ayithuluzi elibalulekile lokulawula uketshezi, elisetshenziswa kabanzi kumaphrojekthi okulondolozwa kwamanzi, amakhemikhali kaphethroli, ukuvikelwa kwemvelo kanye neminye imikhakha. Umsebenzi wawo oyinhloko ukuvimbela ukugeleza kwemidiya emuva nokuqinisekisa ukugeleza kwemidiya ngendlela eyodwa ohlelweni lwamapayipi. Ukuhlukaniswa kanye nesiqondiso sokufakwa kwama-valve okuhlola kuthinta ngqo ukusebenza kwawo kanye nokuphila kwenkonzo. Lesi sihloko sizokwethula izinhlobo ezahlukene zama-valve okuhlola kanye nezinto okufanele zicatshangelwe ngemiyalelo yokufaka kwawo ngokuningiliziwe.
Izinhlobo eziyinhloko zama-valve okuhlola
Ngokwesakhiwo kanye nomgomo wokusebenza, ama-valve okuhlola ahlukaniswe kakhulu ngezinhlobo ezilandelayo:
1. I-valve yokuhlola amapuleti amabili
2. I-valve yokuhlola ukuphakamisa
3. I-valve yokuhlola ibhola
4. I-valve yokuhlola ukujika
Uhlobo lwesikhombisi sokufaka se-check valve
1. Ukufakwa okuvundlile: ibhekisela endleleni yokufaka i-check valve epayipini elivundlile, elivame ukusetshenziswa ezinhlelweni zamapayipi anengcindezi ephansi, futhi ububanzi be-valve flap bukhulu kunobubanzi bepayipi.
2. Ukufakwa okuqondile: ibhekisela endleleni yokufaka i-check valve epayipini eliqondile, elivame ukusetshenziswa ezinhlelweni zamapayipi anomfutho ophezulu, futhi ububanzi be-valve flap buncane kunobubanzi bepayipi.
1. Ivalvu yokuhlola amadiski amabili
I-valve yokuhlola amadiski amabili: ngokuvamile aqukethe ama-disc amabili ayindilinga azungeza isiqu aqonde ngqo phakathi nendawo yokugeleza koketshezi. Ama-valve okuhlola ama-disc amabili angama-valve amancane anobude obuncane. Afakwa phakathi kwama-flange amabili. Ngokuvamile aboshwe noma aboshwe. Ngokuvamile asetshenziswa emapayipini anobubanzi obungu-≤1200mm.
Isiqondiso sokufakwa kwevalvu yokuhlola amadiski amabili
Amavalvu okuhlola amadiski amabili angafakwa ngokuvundlile noma ngokuvundlile epayipini. Ukufakwa okuvundlile kungenza ukuvulwa nokuvalwa kwevalvu yokuhlola kuthinteke amandla adonsela phansi, okwenza isivinini sayo sokuvula sizinze kakhulu futhi kunciphise ngempumelelo ukulahleka kwengcindezi yepayipi. Ukufakwa okuvundlile kungenza ivalvu ithinteke amandla adonsela phansi uma ivaliwe, okwenza uphawu lwayo luqine. Ngaphezu kwalokho, ukufakwa okuvundlile kungavimbela idiski yevalvu yokuhlola ukuthi ingadlidlizi ngokushesha ngesikhathi sokushintsha okusheshayo koketshezi, kunciphise ukuguguleka kokudlidliza kwediski kanye nesihlalo sevalvu, futhi kwandise impilo yesevisi yevalvu.
2. I-valve yokuhlola ukujika
Amavalvu okuhlola ukujikaube nediski yevalvu. Uma i-medium igeleza phambili, idiski yevalvu iyavuleka; uma i-medium igeleza ibheke emuva, idiski yevalvu ibuyiselwa esihlalweni sevalvu ukuvimbela ukugeleza emuva. Lolu hlobo lwevalvu luvame ukusetshenziswa kumapayipi amakhulu ngenxa yesakhiwo salo esilula kanye nokumelana okuphansi.
Isiqondiso sokufakwa kwe-Swing check valve
Amavalvu okuhlola ukujikijela angafakwa ngokuvundlile noma ngokuvundlile, kodwa ngokuvamile kunconywa ukuthi afakwe kumapayipi avundlile. Kufanele kuqashelwe ukuthi, kuye ngesimo sangempela, ivalvu yokuhlola ukujikijela ingafakwa ngokuvundlile, inqobo nje uma i-engeli yokufaka ingadluli ama-degree angu-45 futhi indawo yokufaka ifanelekile, ngeke ithinte imisebenzi evamile yokuvula nokuvala ivalvu.
3. I-valve yokuhlola ukuphakama okuvundlile
Idiski yevalvu yevalvu yokuhlola ukuphakama evundlile ihamba phezulu naphansi eceleni kwesitimela somhlahlandlela emzimbeni wevalvu. Lapho okuphakathi kugeleza phambili, idiski yevalvu iyaphakanyiswa; lapho okuphakathi kugeleza ngendlela ephambene, idiski yevalvu ibuyela esihlalweni sevalvu ukuvimbela ukugeleza emuva.
Isiqondiso sokufakwa kwe-valve yokuhlola ukuphakama evundlile
I-valve yokuhlola ukuphakama evundlile kumele ifakwe epayipini elivundlile. Ngoba uma ifakwa iqonde phezulu, i-valve core yayo isesimweni esivundlile, ukusebenza kwayo okuphakathi nendawo nesihlalo se-valve kwehla ngaphansi kwesisindo sayo, okuthinta ukusebenza kokuvala kwe-valve core.
4. I-valve yokuhlola ukuphakama okuqondile
Kokuqondileamavalvu okuhlola ukuphakama, indlela yokunyakaza kwe-valve core ihambisana nendlela yomzila wepayipi. Futhi isikhungo se-valve core sihambisana nendawo ephakathi yesiteshi sokugeleza.
Isiqondiso sokufakwa kwe-Vertical lift check valve
Amavalvu okuhlola aqonde phezulu kumele afakwe aqonde phezulu emapayipini lapho okuphakathi kugeleza khona phezulu, ngoba amandla adonsela phansi asiza idiski yevalvu ukuvala ngokushesha lapho ukugeleza kuyeka.
5. I-valve yokuhlola ibhola
I-valve yokuhlola ibhola isebenzisa ibhola elihamba phezulu naphansi emzimbeni we-valve. Lapho i-medium igeleza phambili, ibhola liyasunduzwa lisuke esihlalweni se-valve, isiteshi siyavuleka, bese i-medium idlula; lapho i-medium igeleza ngendlela ephambene, ibhola libuyela esihlalweni se-valve ukuvimbela ukugeleza emuva.
Isiqondiso sokufakwa kwe-Ball check valve
Ama-valve okuhlola ibhola angafakwa emapayipini avundlile, kodwa afaneleka kakhulu ukufakwa aqonde phezulu, ikakhulukazi uma indawo egeleza ikhuphuke. Isisindo esingapheli sebhola sisiza ukuvala i-valve lapho ukugeleza kunqamuka.
Izici ezithinta ukufakwa okuqondile kwe-check valve
Uma ufaka i-check valve phezulu, kunezinto eziningana okudingeka zicatshangelwe ukuqinisekisa ukusebenza kwayo okuphumelelayo:
1. Isiqondiso sokugeleza
Ekufakweni okuqondile, indlela yokugeleza kwe-medium ibalulekile. Uma igeleza iye phezulu, i-valve disc ingavulwa yingcindezi ye-medium, futhi ukuvala yi-gravity esiza i-valve disc ukuthi ibuyele endaweni yayo, kanti uma igeleza iye phansi, kungadingeka izinyathelo ezengeziwe ukuqinisekisa ukuthi i-valve ivala ngokuthembekile.
2. Umphumela wamandla adonsela phansi
Amandla adonsela phansi athinta ukuvulwa nokuvalwa kwevalvu. Amavalvu athembele ekuvuthweni kwamandla adonsela phansi ukuze avale, njengamavalvu okuhlola amapuleti amabili kanye nokuphakamisa, asebenza kangcono uma egeleza phezulu phezulu.
3. Izici zemidiya
Izici zemidiya, njenge-viscosity, ubuningi, kanye nokuqukethwe kwezinhlayiya, zithinta ukusebenza kwevalvu. Imidiya ene-viscous noma equkethe izinhlayiya ingadinga umklamo oqinile kanye nokugcinwa njalo ukuqinisekisa ukusebenza okuthembekile kwevalvu.
4. Indawo yokufaka
Indawo yokufaka, okuhlanganisa izinga lokushisa, ingcindezi, kanye nokuba khona kwezinto ezigqwalisayo, kuzothinta ukusebenza nokuphila kwevalvu. Ukukhetha izinto zokwakha kanye nemiklamo efanele indawo ethile kungandisa impilo yokusebenza kwevalvu.
Izinzuzo zokufakwa okuqondile i-valve yokuhlola
1. Ukusetshenziswa kwamandla adonsela phansi
Uma kwenzeka ukugeleza okuphezulu kwemidiya, amandla adonsela phansi asiza ivalvu ukuthi ivale, ithuthukise ukusebenza kokuvala, futhi ayidingi usizo lwangaphandle.
2. Nciphisa ukuguguleka
Ukusebenzisa amandla adonsela phansi emidiya kanye nepuleti levalvu ukuvala ivalvu yokuhlola kunganciphisa ukudlidliza, kunciphise ukuguguleka, kwandise impilo yevalvu, futhi kunciphise imvamisa yokugcinwa kwayo.
Izinkinga zokufakwa okuqondilei-valve yokuhlola
1. Ukumelana nokugeleza
Ukufakwa okuqondile kungandisa ukumelana nokugeleza kwamanzi, ikakhulukazi kuma-valve okuhlola ukuphakama okuqondile, okudingeka amelane hhayi nje nesisindo se-valve plate, kodwa futhi nengcindezi enikezwa yintwasahlobo engaphezu kwe-valve plate. Lokhu kuzoholela ekunciphiseni ukugeleza kwamanzi kanye nokwanda kokusetshenziswa kwamandla.
2. Isenzakalo sesando samanzi
Uma i-medium igeleza iye phezulu, amandla e-check valve kanye namandla adonsela phansi ayokwandisa ingcindezi epayipini, okwenza kube lula ukubangela isenzakalo se-water hammer.