Butterfly valve, eo hape e tsejoang e le flap valve, ke valve e laolang e nang le sebopeho se bonolo.Li-valve tsa serurubele li ka sebelisoa ho laola liphaephe tse nang le khatello e tlase.Belofo ea serurubele e sebelisa diski kapa poleiti ea serurubele joalo ka disc, e potolohang ho potoloha shaft ea valve ho bula le ho koala.
Li-valve tsa butterfly li ka sebelisoa ho laola phallo ea mefuta e fapaneng ea maro a kang moea, metsi, mouoane, mecha ea litaba e senyang, seretse, oli, tšepe ea metsi le mecha ea litaba ea radioactive.Haholo-holo e bapala karolo ea ho itšeha le ho phunya lipeipi.Karolo e bulang le e koalang ea valve ea serurubele ke poleiti ea serurubele e bōpehileng joaloka disc e potolohang ho pota-pota axis ea eona 'meleng oa valve ho finyella morero oa ho bula le ho koala kapa ho lokisa.
Likarolo tse ka sehloohong tsa valve ea serurubele ke: torque e nyenyane ea ho sebetsa, sebaka se senyenyane sa ho kenya le boima bo bobebe.Ho nka DN1000 e le mohlala, valve ea serurubele e ka bang 2 T, ha valve ea heke e ka bang 3.5 T, 'me valve ea serurubele e bonolo ho kopanya le lisebelisoa tse sa tšoaneng tsa ho khanna,' me e na le nako e ntle ea nako e telele le e ka tšeptjoang.Bothata ba valve ea serurubele e tiisitsoeng ke rabara ke hore ha e sebelisoa bakeng sa throttling, cavitation e tla etsahala ka lebaka la tšebeliso e sa lokelang, e tla baka ho peeling le ho senyeha ha setulo sa rabara, kahoo mokhoa oa ho e khetha ka nepo o itšetlehile ka litlhoko tsa mosebetsi. maemo.Kamano pakeng tsa ho buleha ha valve ea serurubele le lebelo la ho phalla ha e le hantle e fetoha ka ho toba.Haeba e sebelisetsoa ho laola phallo, litšobotsi tsa eona tsa phallo li boetse li amana haufi-ufi le ho hanyetsa ho phalla ha liphaephe.Ka mohlala, haeba liphaephe tse peli li kenngoa ka bophara bo tšoanang ba li-valve le sebopeho, empa palo ea tahlehelo ea liphaephe e fapane, lebelo la phallo ea li-valve le lona le tla fapana haholo.Haeba valve e le boemong ba ho sisinyeha ho hoholo, cavitation e atisa ho etsahala ka morao ho sephahla sa valve, se ka senyang valve.Ka kakaretso, e sebelisoa ka ntle ho 15 °.Ha belofo ea serurubele e bulehile bohareng, sebopeho se bulehileng se entsoeng ke 'mele oa valve le ntlha e ka pele ea serurubele se lutse holim'a shaft ea serurubele,' me mahlakore a mabeli a theha linaha tse fapaneng.Karolo e ka pele ea poleiti ea serurubele ka lehlakoreng le leng e tsamaea ka tsela eo metsi a phallang ka eona, 'me ka lehlakoreng le leng le leba lehlakoreng la metsi a phallang.Ka hona, lehlakore le leng la 'mele oa valve le poleiti ea valve li theha sebaka se bōpehileng joaloka nozzle,' me lehlakore le leng le tšoana le lekhalo le nang le sebōpeho sa throttle.Lebelo la phallo ka lehlakoreng la nozzle le potlakile haholo ho feta lehlakoreng la throttle, 'me khatello e mpe e tla hlahisoa ka tlas'a valve ka lehlakoreng la throttle, hangata Tiiso ea rabara e tla tsoa.Torque e sebetsang ea valve ea serurubele e fapana ho ea ka sebaka sa ho bula le ho bula le ho koala ha valve.Bakeng sa li-valve tsa serurubele tse rapameng, haholo-holo li-valve tsa bophara bo boholo, ka lebaka la botebo ba metsi, torque e hlahisoang ke phapang pakeng tsa lihlooho tse ka holimo le tse tlaase tsa shaft ea valve e ke ke ea hlokomolohuoa.Ho phaella moo, ha setsoe se kenngoa ka lehlakoreng le kenang la valve, ho thehoa leeme 'me torque e tla eketseha.Ha valve e le bohareng ba ho bula, mochine o sebetsang o hloka ho itšehla thajana ka lebaka la ketso ea torque ea phallo ea metsi.
Butterfly valve ke mofuta oa valve o sebelisang likarolo tsa mofuta oa disc tse bulang le ho koala ho khutlela morao le pele hoo e ka bang 90 ° ho bula, ho koala kapa ho lokisa phallo ea mahareng.Butterfly valve ha e na sebopeho se bonolo feela, boholo bo nyane, boima bo bobebe, tšebeliso e tlase ea thepa, boholo bo nyane ba ho kenya, torque e nyane ea ho khanna, ts'ebetso e bonolo le e potlakileng, empa hape e na le ts'ebetso e ntle ea taolo ea phallo le litšobotsi tsa ho koala le ho tiisa ka nako e le 'ngoe.E 'ngoe ea mefuta e potlakileng ea li-valve.Li-valve tsa butterfly li sebelisoa haholo.Mefuta e fapa-fapaneng le bongata ba tšebeliso ea eona e ntse e atoloha, 'me e ntse e tsoela pele ho ea mocheso o phahameng, khatello e phahameng, bophara bo boholo, tiiso e phahameng, bophelo bo bolelele, litšoaneleho tse ntle tsa phetoho, le mefuta e mengata ea valve.Ho tšepahala ha eona le matšoao a mang a tshebetso a fihlile boemong bo phahameng.
Belofo ea serurubele hangata e ka tlase ho 90° ho tloha ho bulehile ka botlalo ho isa ho e koetsoeng ka botlalo.Belofo ea serurubele le molamu oa serurubele ha li na bokhoni ba ho its'oara.E le ho beha poleiti ea serurubele, ho lokela ho kenngoa mochine o fokotsang lisebelisoa holim'a molamu oa valve.Tšebeliso ea "worm gear reducer" ha e etse feela hore poleiti ea serurubele e be le bokhoni ba ho itšireletsa, e etsa hore poleiti ea serurubele e eme sebakeng leha e le sefe, empa hape e ntlafatsa ts'ebetso ea ts'ebetso ea valve.Litšobotsi tsa valve e khethehileng ea serurubele ea indasteri: ho hanyetsa mocheso o phahameng, khatello e phahameng ea khatello, bophara bo boholo ba lebitso la valve, 'mele oa valve o entsoe ka tšepe ea carbon,' me lesale la ho tiisa la poleiti ea valve e entsoe ka lesale la tšepe sebakeng sa selikalikoe sa rabara.Li-valve tsa serurubele tse phahameng tsa mocheso o phahameng li entsoe ka lipoleiti tsa tšepe tse chesellang 'me li sebelisoa haholo-holo bakeng sa liphaephe tsa khase ea flue le liphaephe tsa khase bakeng sa mecha ea litaba ea mocheso o phahameng.
Nako ea poso: Aug-09-2023