Ziziphi iintlobo zeevalvu zokukhangela

Kukho iintlobo ezine zekhangela iivalve: phakamisa kwaye uwise, ujingi, ibhola, kunye nepleyiti.

Nyusakhangela ivalve, ekwaziwa ngokuba yivalve yesango yokuphakamisa, ilawula icala lokuhamba kolwelo ngokuvula okanye ukuvala isango lihle linyuke. Inokusebenza kakuhle kokutywinwa kwaye ifanelekile kuxinzelelo oluphezulu kunye neemfuno zokutywinwa okuphezulu. Ngokuqhelekileyo isetyenziswa kwiindawo ezifana nokubonelela ngamanzi kunye nokukhupha amanzi, iikhemikhali zepetroli, kunye nokuveliswa kwamandla. Ngexesha lokugcinwa, kuyimfuneko ukusebenzisa rhoqo igrisi yokuthambisa ukuze uqinisekise ukuvulwa nokuvala okuguquguqukayo; Ukucoca rhoqo iivalvu kunye neendawo zokutywina ukuze uqinisekise ingqibelelo yokutywinwa; Khangela ukuvuza kwamanzi kunye nomoya kuqhagamshelwano lwevalvu.

Ivalve yokujonga i-Swing, ekwabizwa ngokuba yivalve yokujonga iplagi, itshintsha isalathiso solwelo ngokujikelezisa umzimba wevalvu. Kulula ukuyifaka, engathintelwanga ngumkhombandlela wokuhamba, izinzile ekusebenzeni, kwaye inomthwalo oqinileyo wokuthwala uxinzelelo. Isetyenziswa ngokuqhelekileyo kumashishini afana neekhemikhali, amandla, kunye nokukhuselwa kwendalo. Iindlela zokulondoloza ziquka: ukusebenzisa rhoqo igrisi yokuthambisa; Ukucoca rhoqo iivalvu kunye neendawo zokutywina; Jonga isithuba phakathi kweplagi kunye nomgangatho wokutywina ukuze ubone ukuba kufuneka kusetyenziswe izinto zokutywina.

Ibholakhangela ivalve, ekwaziwa ngokuba yivalve yokukhangela ivalve yebhola, ijikeleza ukuvula nokuvala. Xa kuthelekiswa nohlobo lwe-swing, inesakhiwo esilula, ubunzima obulula, ukuxhathisa ukubola, kodwa ukunyanzeliswa koxinzelelo oluphantsi, kwaye isetyenziswa ngokubanzi kwiinkalo ezifana ne-petroleum kunye nobunjineli bemichiza. Ngexesha lokugcinwa, kuyimfuneko ukusebenzisa rhoqo igrisi yokuthambisa; Ukucoca rhoqo iivalvu kunye neendawo zokutywina; Qwalasela ubume bomzimba wevalvu yebhola ukuthintela ukuguga okanye ukukhululeka.

Ivalve yokukhangela uhlobo lwepleyiti, ekwaziwa ngokuba yi-flip plate check valve, ivula kwaye ivale ngokuphekuza ibhodi yomthi. Ukwakhiwa kwayo kulula kwaye kulula ukuyigcina, ifanelekile kuxinzelelo oluphantsi kunye noluhlu oluncinci lokuhamba, olusetyenziswa ngokuqhelekileyo kwiinkalo ezifana namanzi ompompo kunye nokunyangwa kwamanzi amdaka. Iindlela zokulondoloza ziquka: ukusebenzisa rhoqo igrisi yokuthambisa; Ukucoca rhoqo iivalvu kunye neendawo zokutywina; Jonga ulwakhiwo lwevalvu ukuthintela imiba efana neeblade eziqengqelekayo, iziqhoboshi, kunye nokwakhiwa kwesikali.