Koob valve yog ib qho tseem ceeb ntawm kev ntsuas ntsuas cov kav dej, thiab nws yog lub valve uas tuaj yeem kho thiab txiav tawm cov kua dej kom raug.Lub valve tseem ceeb yog lub khob hliav qab heev, uas feem ntau yog siv rau cov dej me me, cov pa roj los yog kua.Nws cov qauv zoo ib yam li lub ntiaj teb valve, thiab nws txoj haujlwm yog qhib lossis txiav tawm lub valve rau cov kav dej nkag.
1. Qhov qhib thiab kaw ntawm koob valve yog lub khob hliav qab, uas tig rov qab thaum qhib thiab clockwise thaum kaw.
2. Cov qauv sab hauv zoo ib yam li qhov nres valve, ob qho tib si yog qhov tsis tshua muaj qhov hluav taws xob thiab qhov hluav taws xob siab.Lub valve qia yog tsav los ntawm lub handwheel.
Lub hauv paus ntsiab lus ntawm koob valve
1. Lub koob valve nrog valve npog yuav tsum raug xaiv rau cov kav dej thiab cov cuab yeej ntawm qhov nruab nrab ntawm qhov kub thiab txias.
2. Nyob rau hauv lub kav dej ntawm lub catalytic cracking unit ntawm cov roj refining unit, lub lifting pas nrig valve tuaj yeem xaiv.
3. Koob li qub yuav tsum yog ua los ntawm austenitic stainless hlau nrog PTFE raws li lub rooj zaum valve sealing nplhaib nyob rau hauv cov khoom siv thiab cov kav dej nrog corrosive media xws li kua qaub thiab alkali hauv cov tshuaj.
4. Hlau rau hlau sealing koob li qub tuaj yeem xaiv tau rau cov kav dej lossis cov khoom siv hluav taws xob kub hauv cov tshuab metallurgical, lub zog hluav taws xob, cov nroj tsuag petrochemical thiab cov cua sov hauv nroog.
5. Thaum yuav tsum muaj kev tswj hwm, cov iav iav uas tau tsav, pneumatic lossis hluav taws xob koob valve nrog V-shaped qhib tuaj yeem xaiv.
6. Lub koob valve nrog tag nrho bore thiab tag nrho vuam qauv yuav tsum tau siv rau cov kis tau tus mob lub ntsiab pipeline ntawm cov roj thiab cov nkev, cov kav dej yuav tsum tau ntxuav thiab lub raj xa mus rau faus underground;Rau cov faus rau hauv av, lub pob valve nrog tag nrho bore welding kev twb kev txuas los yog flange kev twb kev txuas yuav tsum raug xaiv.
7. Flange txuas nrog rab koob valve yuav tsum raug xaiv rau cov kav dej xa mus thiab cov khoom khaws cia ntawm cov khoom siv roj.
8. Ntawm cov kav dej hauv nroog cov pa roj thiab cov pa roj, cov koob li qub nrog flange kev twb kev txuas thiab cov xov txuas sab hauv raug xaiv.
9. Nyob rau hauv cov pa oxygen pipeline system ntawm metallurgical system, lub koob valve nrog nruj degreasing kev kho mob thiab flange kev twb kev txuas yuav tsum tau xaiv.
10. Koob valve yog tsim los ntawm lub cev lub cev, koob lub khob hliav qab, ntim khoom thiab tes tuav.
Post lub sij hawm: Sep-28-2022