Amavalvu ayizinto eziwusizo ezisiza ukulawula, ukunciphisa, nokuvala ukugeleza kwamanzi ohlelweni. Ohlelweni lokunisela engadini, ungasebenzisa amavalvu ukulawula lapho izitshalo ezahlukene ziniselwa khona. Nakuba amavalvu ngokuvamile ebhekwa njengosizo, ukukhetha ivalvu efanele kungakhungathekisa. Sizwa kumakhasimende amaningi: “Kunezinhlobo eziningi kakhulu! Amanye awo enza izinto ezifanayo! Angazi ukuthi hlobo luni lwevalvu okufanele ngilusebenzise!”

ungakhathazeki! Ku-PVC Fittings Online sinikeza zonke izinhlobo ezinkulu zamavalvu. Kulesi sihloko sebhulogi, sizochaza ukuthi yini eyenza ngayinye ibe yehlukile. Kubasebenzisi abayisisekelo, into ebaluleke kakhulu okufanele uyikhumbule ukuthi ivalvu ingenza enye yezinto ezimbili: ukuvala noma ukulawula. Amanye amavalvu enza noma yikuphi/kokubili, kodwa lena yindlela elula yokucabanga ngalokho okudingeka ivalvu ikwenze. Ingakusiza ukhethe ivalvu efanele. Manje sizomboza izigaba zevalvu ngayinye enkulu.

I-valve yebhola
ivalvu yebhola le-pvc ukukhetha ivalvu efaneleivalvu yebhola empungaiyisibonelo esihle sevalvu yomhlaba. Basebenzisa izihlalo eziyindilinga ukumisa noma ukuvumela ukugeleza. Kukhona imbobo phakathi kwebhola ukuze uketshezi ludlule lapho isibambo siphendulwa sibe yindawo “yokuvula”. Uma isibambo sijikeleziswa ngama-degree angu-90 siye endaweni “yokuvala”, uketshezi lushaya uhlangothi oluqinile lwebhola bese luyema.

Ivalvu yebhola le-PVC esithombeni ihlakaziwe ukuze ubone ukusebenza kwayo kwangaphakathi. Lena isebenzisa i-O-ring yerabha ukuqinisekisa ukuthi ivaliwe. Amavalvu ebhola angamavalvu agcwele ngoba ngokuvamile awaklanyelwe ukuvuleka kancane. Asho ukuthi avuleke ngokuphelele noma avaliwe ngokuphelele. Kuye ngohlobo lwevalvu yebhola oyithengayo, angase abhekane nokwehla kwengcindezi. Lokhu kungenxa yokuthi ububanzi bembobo ebholeni levalvu buvame ukuba buncane kunobubanzi bepayipi uqobo.

I-valve yebhabhathane

Ukukhetha ivalvu yebhabhathane efanele kungadlala indima yevalvu yomhlaba noma ivalvu elawulayo. Ingavala ngokuphelele ukugeleza noma ihlale ivulekile kancane, ngaleyo ndlela inciphise ukugeleza. Ukulawula ukugeleza kuyasiza uma ufuna ukunciphisa ingcindezi ohlelweni lwakho. Ukugeleza okuphuma endaweni encane kuzoncishiswa, kunciphise ingcindezi engezansi kwepayipi, kuye ngokuthi ivalvu ivuleke kangakanani. Amavalvu ebhabhathane angasetshenziswa futhi njengamavalvu ajikelezayo angama-90 degrees ngokumane ushintshe phakathi kwezikhundla "zokuvula" kanye "nokuvala".

Amavalvu ebhabhathane asebenzisa idiski ejikeleza isiqu esiphakathi ukulawula ukudlula koketshezi. Ivalvu yebhabhathane ye-PVC eboniswe esithombeni inesibambo esima futhi sikhiye noma kuphi phakathi kokuvuleka noma ukuvala ngokuphelele. Lokhu kuvumela ukulawula okunembile. Isici esibalulekile okufanele usiqaphele lapho usebenzisa amavalvu ebhabhathane ukuthi adinga ama-flange okufaka. Awukwazi ukuwaxhuma nje emapayipini. Lokhu kwenza ukufakwa kube nzima kakhulu, kodwa akuyona into engenakwenzeka! Esinye isici esibalulekile samavalvu ebhabhathane ukuthi kukhona ukwehla kwengcindezi okungokwemvelo ngoba idiski ihlala igeleza.

Isango
I-valve yesango elimpunga enesibambo esibomvu se-pvc I-valve yesango ivame ukusetshenziswa njenge-valve yokuvala futhi ingasetshenziswa njenge-valve elawulayo. Basebenzisa “amasango” ehlayo noma enyukayo ukulawula ukugeleza. Uma i-valve ivuliwe, isango ligcinwa engxenyeni ephezulu ye-valve, okuyilapho i-valve yesango ithola khona isimo sayo esiyingqayizivele. Ngokungafani nama-valve amabili okuqala, i-valve yesango akuyona i-valve yokujika ngekota. Basebenzisa isondo lesandla ukuvula/ukuvala, kuyilapho ama-valve ebhola ne-butterfly esebenzisa isibambo se-lever. Lokhu kwenza kube lula ukuwagcina evulekile kancane futhi kwenza noma yiluphi uhlobo lokuphatha lube lula.

Enye indlela yokusebenzisa ivalvu yesango ukulawula ukugeleza kwamanzi ukuthi uketshezi luzoshaya indawo yesango eyisicaba. Kuye ngokuthi ingcindezi ingakanani ohlelweni, lokhu kungabangela ukuguguleka ngokuhamba kwesikhathi. Ivalvu yesango eboniswe esithombeni iyidizayini yangempela yokuhlanganisa, okusho ukuthi ingahlakazwa kalula. Lokhu kulungele ukuhlanza, ukugcinwa kanye nokulungiswa. Amavalvu esango awadingi amaflange; angafakwa ngqo epayipini.

Hlola ivalvu
Amavalvu okuhlola i-PVC swing abonakalayo aluhlaza okwesibhakabhaka. Amavalvu okuhlola atholakala ngezindlela eziningi. Umsebenzi oyinhloko wevalvu yokuhlola ukuvimbela ukugeleza emuva. Lokhu kuwenza alawule amavalvu ngoba alawula indlela yokugeleza. Amavalvu okuhlola alawulwa uketshezi olusemgqeni kunokuba kube ngumsebenzisi, okwenza ahluke kumavalvu esiwahlolile ngaphambili. Amavalvu okuhlola eza ngezindlela eziningi ezahlukene, kodwa sizomboza izinhlobo ezimbili ezivame kakhulu.

I-valve yokuhlola i-swing iyi-valve esebenzisa umsebenzi we-swing ukuvimbela ukugeleza emuva ohlelweni. I-valve yokuhlola i-swing ye-PVC ecacile ngakwesokudla ine-disc evulekayo uma uketshezi ludlula ohlangothini olufunwayo. Uma kukhona okuzama ukubuyisela emuva ukugeleza, i-disc iyacindezelwa ivalwe, kumiswe ukugeleza. Ama-valve okuhlola i-swing akhiqiza ukwehla okuncane kwengcindezi ngoba i-disc icindezelwa ivuleke ngokugcwele ngesikhathi sokusebenza.

I-valve yokuhlola ibhola ye-PVC esobala
Olunye uhlobo oluyinhloko lwevalvu yokuhlola yivalvu yokuhlola ibhola. Ivalvu yokuhlola uhlobo lwebhola isebenzisa uhlobo oluyindilinga noma olunezinhlangothi ezimbili.