Tsela ea ho khetha valve e nepahetseng?

Na u sokola ho khetha valve e nepahetseng bakeng sa morero oa hau? A na u tšoenngoa ke mefuta e mengata e fapaneng ea mefuta e mengata ea li-valve 'marakeng? Mefuteng eohle ea merero ea boenjiniere, ho khetha valve e nepahetseng ho bohlokoa haholo. Empa 'maraka o tletse li-valve. Kahoo re kentse tataiso ea ho u thusa habonolo le ka bohlalekhetha sehlahisoa se nepahetseng sa valve bakeng sa hau. Hore na o hloka taolo ea phallo, taolo ea khatello kapa ho fokotsa metsi, re na le malebela le maqheka bakeng sa hau. Tsamaea ka boitšepo ka mokhoa ona oa li-valve 'me u natefeloe ke ho boloka litšenyehelo le nako ha u ntse u sebetsa morerong o sebetsang oa boenjiniere.

Setšoantšo sa 7.25-1

1. Hlalosa sepheo sa valve ka thepa kapa sesebelisoa

Etsa qeto ea maemo a sebetsang a valve: mofuta oa sebaka se sebetsang, khatello ea ho sebetsa, mocheso oa ho sebetsa le mokhoa oa ho laola.

2.Khetha mofuta o nepahetseng oa valve

Khetho e nepahetseng ea mofuta oa li-valve e ipapisitse le kutloisiso e felletseng ea moqapi oa ts'ebetso eohle ea tlhahiso le maemo a ts'ebetso joalo ka tlhokahalo, khethong ea mofuta oa valve, moqapi o lokela ho qala ka ho tseba litšobotsi tsa sebopeho le ts'ebetso ea valve ka 'ngoe.

3. Etsa qeto ea ho hokahanya ha valve

Lihokelong tsa likhoele, likhokahano tsa flange, le likhokahano tse cheselitsoeng pheletsong, tse peli tsa pele li sebelisoa haholo. Li-valve tse nang le likhoele ke li-valve tse nang le bophara ba lebitso ka tlase ho 50mm, haeba boholo ba bophara bo le boholo haholo, ho kenya le ho tiisa karolo ea ho hokahanya ho thata haholo. Li-valve tse amanang le Flange, ho kenngoa ha eona le ho qhaqhoa ho bonolo haholoanyane, empa ha valve e kopantsoeng le khoele e ngata haholo, theko e phahame, kahoo e loketse mefuta e fapaneng ea bophara le khatello ea khokahanyo ea liphaephe. Khokahano ea welded e loketse maemo a holimo a ho itšeha mojaro mme e tšepahala ho feta khokahano ea flange. Leha ho le joalo, ho qhaqhoa le ho tsosolosa li-valve tse cheselitsoeng ho thata haholoanyane, kahoo tšebeliso ea eona e lekanyelitsoe liketsahalong tseo hangata li ka sebetsang ka botšepehi ka nako e telele, kapa moo maemo a tšebeliso e leng litšoantšo le mocheso o phahameng.

 

Khetho ea lisebelisoa tsa 4.Valve

Khetho ea khetla ea li-valve, likarolo tse ka hare le lisebelisoa tsa ho tiisa holim'a metsi, ntle le ho nahana ka thepa ea 'mele ea mochine o sebetsang (mocheso, khatello) le thepa ea lik'hemik'hale (corrosion), e boetse e lokela ho tseba bohloeki ba seaplane (ha ho na likaroloana tse tiileng. ), ho ekelletsa moo, empa hape o bua ka dipehelo tse amehang tsa mmuso le tshebediso ya lefapha. Khetho e nepahetseng le e utloahalang ea thepa ea li-valve e ka fumana bophelo ba tšebeletso ea moruo ka ho fetisisa le ts'ebetso e ntle ka ho fetisisa ea valve. Tatelano ea khetho ea lisebelisoa tsa 'mele oa li-valve ke: tšepe e entsoeng ka tšepe - carbon steel - stainless steel, le tatellano ea khetho ea lisebelisoa tsa ho tiisa lesale ke: rabara - koporo - alloy steel -F4.

 

5.tse ling

Ho phaella moo, lebelo la ho phalla le khatello ea metsi a phallang ka valve e lokela ho khethoa, 'me valve e loketseng e lokela ho khethoa ho sebelisa boitsebiso bo fumanehang (joaloka lethathamo la lihlahisoa tsa li-valve, mehlala ea lihlahisoa tsa li-valve, joalo-joalo). 

 

 JinbinValveke moetsi ea ikemiselitseng ho fana ka li-valve tsa boleng bo holimo, 'me lihlahisoa tsa eona li romelloa linaheng tse ngata tsa Asia Boroa-bochabela le Amerika. Ikopanye le rona hona joale 'me u re lumelle ho u etsetsa tharollo e molemohali ea li-valve!

 

 


Nako ea poso: Jul-25-2023