Iivalvu zizixhobo eziluncedo ezinceda ekulawuleni, ekuthinteleni, nasekuvaleni ukuhamba kwamanzi kwinkqubo. Kwinkqubo yokunkcenkceshela igadi, ungasebenzisa iivalvu ukulawula xa kunkcenkceshelwa izityalo ezahlukeneyo. Nangona iivalvu ngokubanzi zithathwa njengeziluncedo, ukukhetha ivalvu efanelekileyo kunokuba yinto ecaphukisayo. Siva kubathengi abaninzi: “Zininzi iintlobo ngeentlobo! Ezinye zazo zenza izinto ezifanayo! Andazi ukuba loluphi uhlobo lwevalvu ekufuneka ndilusebenzise!”

ungakhathazeki! Kwi-PVC Fittings Online sinikezela ngazo zonke iintlobo eziphambili zeevalvu. Kule posi yebhlog, siza kuchaza into eyenza nganye ibe yeyahlukileyo. Kubasebenzisi abaqhelekileyo, eyona nto ibalulekileyo ekufuneka uyikhumbule kukuba ivalvu inokwenza enye yezinto ezimbini: ukuvala okanye ukulawula. Ezinye iivalvu zenza enye/zombini, kodwa le yindlela elula yokucinga ngento ofuna ivalvu iyenze. Inokukunceda ukhethe ivalvu echanekileyo. Ngoku siza kugubungela udidi ngalunye lweevalvu eziphambili.

Ivalvu yebhola
ivalvu yebhola ye-PVC ukukhetha ivalvu efanelekileyoivalvu yebhola engwevungumzekelo omhle wevalvu yeglobe. Basebenzisa izihlalo ezingqukuva ukumisa okanye ukuvumela ukuhamba. Kukho umngxuma embindini webhola ukuze ulwelo ludlule xa isiphatho sijikwa kwindawo "yokuvula". Xa isiphatho sijikeleziswa ngama-90 degrees ukuya kwindawo "yokucima", ulwelo lubetha kwicala eliqinileyo lebhola luze luyeke.

Ivalvu yebhola yePVC ekumfanekiso isusiwe ukuze ukwazi ukubona indlela esebenza ngayo ngaphakathi. Le isebenzisa i-O-ring yerabha ukuqinisekisa ukuba itywiniwe. Iivalvu zebhola ziivalvu zeglobe kuba azidalelwanga ukuba zivuleke kancinci. Zithetha ukuba zivuleke ngokupheleleyo okanye zivalwe ngokupheleleyo. Ngokuxhomekeke kuhlobo lwevalvu yebhola oyithengayo, zisenokuva ukwehla koxinzelelo. Oku kungenxa yokuba ububanzi bomngxuma kwibhola yevalvu buhlala buncinci kunobubanzi bombhobho ngokwawo.

Ivalvu yebhabhathane

Ukukhetha ivalvu yebhabhathane efanelekileyo kunokudlala indima yevalvu yeglobe okanye ivalvu elawulayo. Zingavala ngokupheleleyo ukuhamba okanye zihlale zivulekile kancinci, ngaloo ndlela zithintele ukuhamba. Ukulawula ukuhamba kuyanceda ukuba ufuna ukunciphisa uxinzelelo kwinkqubo yakho. Ukuhamba okuhamba ngomngxuma omncinci kuya kuthintelwa, kunciphisa uxinzelelo oluya ezantsi kombhobho, kuxhomekeke ekubeni ivalvu ivuleke kangakanani. Iivalvu zebhabhathane zingasetyenziswa njengeevalvu eziqhelekileyo ezijikelezayo ezingama-90 degrees ngokutshintsha nje phakathi kwezikhundla "zokuvula" kunye "zokucima".

Iivalvu zebhabhathane zisebenzisa idiski ejikeleza isiqu esiphakathi ukulawula ukuhamba kolwelo. Ivalvu yebhabhathane yePVC ekwifoto inesiphatho esimayo nesitshixa naphi na phakathi kokuvulwa ngokupheleleyo okanye ukuvalwa. Oku kuvumela ulawulo oluchanekileyo. Into ebalulekileyo ekufuneka uyiqaphele xa usebenzisa iivalvu zebhabhathane kukuba zifuna iiflanges zokufakelwa. Awunakukwazi ukuzidibanisa nje kwimibhobho. Oku kwenza ukufakwa kube nzima ngakumbi, kodwa akunakwenzeka! Olunye uphawu olubalulekileyo lweevalvu zebhabhathane kukuba kukho ukwehla koxinzelelo olungaphakathi kuba idiski ihlala ikwindlela yokuhamba.

Isango
Ivalvu yesango elingwevu enesiphatho esibomvu se-pvc Ivalvu yesango idla ngokusetyenziswa njengevalvu yokuvala kwaye ingasetyenziswa njengevalvu elawulayo. Basebenzisa "amasango" ahlayo okanye anyukayo ukulawula ukuhamba. Xa ivalvu ivuliwe, isango ligcinwa kwindawo ephezulu ephezulu yevalvu, apho ivalvu yesango ifumana khona imo yayo eyahlukileyo. Ngokungafaniyo neevalvu ezimbini zokuqala, ivalvu yesango ayilovalvu yokujika ngekota. Basebenzisa ivili lesandla ukuvula/ukuvala, ngelixa iivalvu zebhola kunye nebhabhathane zisebenzisa isiphatho se-lever. Oku kwenza kube lula ukuzigcina zivulekile kancinci kwaye kwenza naluphi na uhlobo lolawulo lube lula.

Enye indlela yokusebenzisa ivalvu yesango ukulawula ukuhamba kwamanzi kukuba ulwelo luya kubetha kumphezulu wesango othe tyaba. Ngokuxhomekeke kubungakanani boxinzelelo kwinkqubo, oku kunokubangela ukuguguleka ngokuhamba kwexesha. Ivalvu yesango eboniswe kwifoto yidizayini yokwenyani yomanyano, oko kuthetha ukuba inokuqhaqhwa lula. Oku kulungele ukucoca, ukugcinwa kunye nokulungiswa. Iivalvu zesango azidingi flanges; zinokufakwa ngqo kumbhobho.

Jonga ivalvu
Iivalvu zokujonga ezitshintshayo ze-PVC ezicacileyo eziluhlaza okwesibhakabhaka. Iivalvu zokujonga zifumaneka ngeendlela ezahlukeneyo. Umsebenzi ophambili wevalvu yokujonga kukuthintela ukubuya kwamanzi. Oku kuzenza zilawule iivalvu kuba zilawula indlela yokuhamba kwamanzi. Iivalvu zokujonga zilawulwa lulwelo olukumgca endaweni yomqhubi, nto leyo eyenza zahluke kwiivalvu esizihlolile ngaphambili. Iivalvu zokujonga ziza ngeendlela ezahlukeneyo, kodwa siza kugubungela kuphela iintlobo ezimbini eziqhelekileyo.

Ivalvu yokujonga ukujika yivalvu esebenzisa umsebenzi wokujika ukuthintela ukubuyela umva kwenkqubo. Ivalvu yokujonga ukujika yePVC ecacileyo ngasekunene inediski evulekayo ukuba ulwelo ludlula kwicala elifunekayo. Ukuba kukho nantoni na ezama ukubuyisela umva ukuhamba, idiski iyatyhalwa ivalwe, imise ukuhamba. Iivalvu zokujonga ukujika zenza uxinzelelo oluncinci kuba idiski ityhalwa ivuliwe ngokupheleleyo ngexesha lokusebenza.

I-valve yokujonga ibhola ye-PVC ecacileyo
Olunye uhlobo oluphambili lwevalvu yokujonga yivalvu yokujonga ibhola. Ivalvu yokujonga uhlobo lwebhola isebenzisa uhlobo oluyi-spherical okanye oluyi-hemispherical.