Mefuta e robeli ea mefuta ea li-valve tsa seteishene sa motlakase

Mefuta e robeli ea mefuta ea li-valve tsa seteishene sa motlakase

Sesebelisoa se ka laolang ho phalla ha mokelikeli phaepheng ka ho fetola karolo ea phaephe se bitsoa valve kapa karolo ea valve. Karolo e ka sehloohong ea valve ka phaephe ke: seaplane se hokahaneng kapa se khutsitsoeng; Thibela ho khutla ha mecha ea litaba; Fetola khatello, phallo le likarolo tse ling tsa seaplane; Ho arola, ho kopanya, kapa ho aba mecha ea litaba; Thibela khatello ea mahareng e feta boleng bo boletsoeng, e le ho boloka tsela kapa setshelo, polokeho ea lisebelisoa.
Le ntshetsopele ya mahlale a morao-rao le thekenoloji, belofo indastering, kaho, temo, tšireletso ea naha, lipatlisiso tsa saense le bophelo ba batho le likarolo tse ling tsa tshebediso ya ka ho eketsehileng tloaelehileng, e fetohile mosebetsi oa batho sebakeng se seng le se seng sa lihlahisoa tsa bokahohleng tsa mechine ke tsa bohlokoa haholo. .
Li-valve li sebelisoa haholo boenjiniere ba lipeipi. Ho na le mefuta e mengata ea li-valve bakeng sa merero e fapaneng. Haholo-holo lilemong tsa morao tjena, mehaho e mecha, lisebelisoa tse ncha le tšebeliso e ncha ea li-valve li 'nile tsa ntlafatsoa. E le ho kopanya litekanyetso tsa tlhahiso, empa hape le bakeng sa khetho e nepahetseng le ho khetholla valve, e le ho tsamaisa tlhahiso, ho kenya le ho nkela sebaka, litlhaloso tsa li-valve ke litekanyetso, kakaretso, nts'etsopele ea tataiso ea serialization.
Sehlopha sa li-valve:
Valve ea indasteri e hlahile kamora ho qaptjoa ha enjene ea mouoane, lilemong tse mashome a mabeli kapa tse mashome a mararo tse fetileng, ka lebaka la peterole, lik'hemik'hale, seteishene sa matla, khauta, likepe, matla a nyutlelie, sefofane le likarolo tse ling tsa tlhoko, li hlahisitse litlhoko tse phahameng ho valve, e le hore batho ba etse lipatlisiso le tlhahiso ea litekanyetso tse phahameng tsa belofo, mocheso oa eona o sebetsang ho tloha mocheso oa pele -269 ℃ ho ea ho 1200 ℃, esita le ho feta 3430 ℃; Khatello ea ho sebetsa e ne e tsoa ho 1.33 × 10-8Pa (1 × 10ˉ10mmHg) ho supervacuum ho 1460MPa ka khatello e phahameng. Boholo ba li-valve bo tloha ho 1mm ho isa ho 6000mm le ho fihla ho 9750mm. Lisebelisoa tsa valve ho tloha ka tšepe e entsoeng ka tšepe, tšepe ea carbon, tsoelo-pele ho ea ho titanium le titanium alloy steel, le tšepe e sa khoneng ho senya ka ho fetisisa, tšepe ea mocheso o tlase le valve ea tšepe e sa keneleng mocheso. Mokhoa oa ho khanna oa valve ho tloha ho nts'etsopele ea matla ho ea ho motlakase, pneumatic, hydraulic, ho fihlela ho laola lenaneo, moea, taolo ea hōle, joalo-joalo.
Ho ea ka karolo ea valve e bulehileng le e haufi, mekhoa ea ho arola li-valve e mengata, mona ho hlahisa tse 'maloa tse latelang.
1. Classification ka tshebetso le tshebediso
(1) valve ea ho emisa: valve ea ho emisa e boetse e tsejoa e le valve e koetsoeng, karolo ea eona ke ho hokahanya kapa ho khaola sehare se pompong. Li-valve tse khaotsoeng li kenyelletsa li-valve tsa heke, li-valve tsa globe, li-plug, li-ball valves, li-valve tsa serurubele le li-diaphragm.

(2) valve ea ho hlahloba: valve ea ho hlahloba, eo hape e tsejoang e le "check valve" kapa "check valve", karolo ea eona ke ho thibela ho phalla ha lipeipi ho khutlela morao. Ho huloa ha pompo ea metsi ho tloha ka tlas'a valve ho boetse ho amana le valve ea ho hlahloba.
(3) valve ea ts'ireletso: mosebetsi oa valve ea tšireletso ke ho thibela khatello e bohareng ea phaephe kapa sesebelisoa ho feta boleng bo boletsoeng, e le ho finyella sepheo sa tšireletso.
(4) valve e laolang: sehlopha sa li-valve tse laolang ho kenyelletsa valve e laolang, valve ea throttle le valve e fokotsang khatello, karolo ea eona ke ho lokisa khatello ea bohareng, phallo le tse ling tse tharo.
(5) shunt valve: sehlopha sa li-valve tsa shunt se kenyelletsa mefuta eohle ea li-valve tsa kabo le maraba, joalo-joalo, karolo ea eona ke ho aba, ho arola kapa ho kopanya sehare ho phaephe.
2. Ho khetholla ka khatello ea lebitso
(1) Vacuum valve: e bua ka valve eo khatello ea eona ea ho sebetsa e tlase ho feta khatello e tloaelehileng ea sepakapaka.
(2) valve ea khatello e tlaase: e bua ka khatello ea lebitso la PN ≤ 1.6mpa valve.
(3) valve ea khatello e bohareng: e bua ka khatello ea lebitso la PN ke 2.5, 4.0, 6.4Mpa valve.
(4) Valve e phahameng ea khatello: e bua ka valve eo khatello ea eona ea PN e leng 10 ~ 80Mpa.
(5) Valofo ea khatello e phahameng haholo: e bua ka valve e nang le khatello ea lebitso PN≥100Mpa.
3. Ho khetholla ka mocheso oa ho sebetsa
(1) belofo mocheso: sebelisoa bakeng sa seaplane sebetsa mocheso T-100 ℃ belofo.
(2) belofo e tlaase ea mocheso: e sebelisetsoang mocheso o bohareng oa ho sebetsa -100℃≤ T ≤-40℃ valve.
(3) belofo e tloaelehileng ea mocheso: e sebelisetsoang mocheso o bohareng oa ho sebetsa -40 ℃≤ T ≤120 ℃ valve.
(4) seaplane mocheso belofo: sebelisoa bakeng sa seaplane ho sebetsa mocheso oa 120 ℃
(5) belofo e phahameng ea mocheso: e sebelisetsoang mocheso o mahareng o sebetsang T450 ℃ valve.
4. Ho khetholla ka mokhoa oa ho khanna

(1) Valofo e ikemetseng e bolela valve e sa hlokeng matla a ka ntle ho khanna, empa e itšetlehile ka matla a motlakase ka boeona ho etsa hore valve e sebetse. Tse kang valve ea tšireletso, valve e fokotsang khatello, sefi, valve ea ho hlahloba, valve ea ho laola ka mokhoa o itekanetseng joalo-joalo.
(2) Valve ea ho khanna ka matla: valve ea motlakase e ka sebelisa mehloli e mengata ea matla ho khanna.
Motlakase: Valofo e tsamaisoang ke motlakase.
Pneumatic valve: valve e tsamaisoang ke moea o hatelitsoeng.
Hydraulic valve: Valofo e tsamaisoang ke khatello ea mokelikeli o kang oli.
Ho phaella moo, ho na le metsoako e 'maloa ea mekhoa e ka holimo ea ho khanna, e kang li-valve tsa khase-motlakase.
(3) Motlakase oa letsoho: valve ea letsoho ka thuso ea lebili la letsoho, moferefere, lever, sprocket, ka basebetsi ho laola ketso ea valve. Ha torque e bulang le e koalang e le kholo, lebili kapa se fokotsang lisebelisoa tsa seboko se ka beoa lipakeng tsa lebili la letsoho le kutu. Haeba ho hlokahala, manonyeletso a bokahohleng le li-drive shafts le tsona li ka sebelisoa bakeng sa ts'ebetso e hole.
Ka kakaretso, mekhoa ea ho arola li-valve e mengata, empa haholo-holo ho ea ka karolo ea eona karolong ea lipeipi. Li-valve tse akaretsang tsa boenjiniere ba indasteri le ba sechaba li ka aroloa ka mekhahlelo e 11, e leng valafo ea heke, valve ea globe, plug valve, valve ea bolo, valve ea serurubele, diaphragm valve, valve ea ho hlahloba, valve ea throttle, valve ea polokeho, valve e fokotsang khatello le sefi. Li-valve tse ling tse khethehileng, joalo ka li-valve tsa lisebelisoa, li-valve tsa tsamaiso ea liphaephe tsa haeteroliki, li-valve tse sebelisoang mecheng e fapaneng ea lik'hemik'hale le lisebelisoa, ha li ka har'a sebaka sa buka ena.
5. Ho arola ka bophara ka lebitso
(1) Belofo e nyenyane ea bophara: valve ea lebitso la DN≤40mm.
(2) Belofo ea bophara bo bohareng: phunya ka lebitso la DN ea 50 ~ 300mm valve.
(3) Sephahla se seholo sa bophara: valve ea lebitso la DN ea 350 ~ 1200mm valve.
(4) Belofo e kholo ea bophara: valve ea lebitso la DN≥1400mm.
6. Karolelano ho latela litšobotsi tsa sebopeho
(1) ho koala: likarolo tsa ho bula le ho koala (disc) tse khannoang ke kutu ea valve haufi le mola o bohareng oa setulo sa valve bakeng sa ho phahamisa motsamao;
(2) sebopeho sa mokoko: likarolo tsa ho bula le ho koala (valve ea heke) e khannoang ke kutu ea belofo haufi le mohala o bohareng oa perpendicular ho setulo bakeng sa motsamao oa ho phahamisa;
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(4) valve ea ho bula: likarolo tse bulang le tse koalang (valve disc) li pota-potile mokokotlo o ka ntle ho setulo;
(5) Butterfly line: likarolo tse bulang le tse koalang (disk) li pota-potile sebaka se tsitsitseng setulong;
(6) Mohala oa li-valve tsa li-slide: likarolo tse bulang le tse koalang li thella ka tsela e lumellanang le kanale.
7. Ho arola ka mokhoa oa ho hokahanya
(1) Valofo ea khokahanyo e nang le khoele: 'mele oa valve o nang le khoele e ka hare kapa khoele e ka ntle, le khoele ea khoele ea pipe.
(2) Belofo ea khokahanyo e nang le flanged: 'mele oa li-valve o nang le li-flange, le khokahanyo ea liphaephe.
(3) Valfo ea khokahano ea welding: 'mele oa valve o nang le groove ea welding, khokahano ea welding le pipeline.
(4) Valofo ea ho hokela: 'mele oa li-valve o hokahane le thipa ea peipi ka lets'oao.
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(6) Belofo ea ho hokela: bolt ka kotloloho ho valve le lipheletsong tse peli tsa phaephe hammoho.
8. Hlophisa ho latela 'mele
(1) Valofo ea tšepe ea tšepe: 'mele oa eona oa valve le likarolo tse ling li entsoe ka thepa ea tšepe. Tse kang belofo ea tšepe e entsoeng ka tšepe, valve ea tšepe ea carbon, valve ea tšepe ea alloy, valve ea alloy ea koporo, valve ea alloy ea aluminium, valve ea pele, titanium alloy valve, monel alloy valve, joalo-joalo.
(2) valve ea thepa e seng ea tšepe: 'mele oa li-valve le likarolo tse ling li entsoe ka thepa e seng ea tšepe. Tse kang valve ea polasetiki, valve ea ceramic, valve e nang le lined, valve FRP joalo-joalo.
(3) valve e nang le 'mele oa tšepe: sebopeho sa' mele oa li-valve ke tšepe, ho kopana ka hare le sebaka se ka sehloohong sa seaplane ho kenngoe, joalo ka valve ea rabara, valve ea polasetiki, valve ea ceramic, joalo-joalo.
Mokhoa oa ho etsa mohlala oa li-valve tsa seteishene sa motlakase Tekanyetso ena e sebetsa tsamaisong ea liphaephe tsa li-boiler tsa liheke (valve e ntšang metsi ka potlako, valafo e khaotsoeng, valafo ea litsela tse tharo, e bula le ho koala ka potlako, valafo e kenang ea heater e nang le khatello e phahameng), hlahloba valve, valve ea ho futhumatsa mocheso o phahameng), valve ea liphallelo, valve e laolang, valve ea phepelo ea metsi, belofo ea ho feta, valve ea bolo, valve ea liphallelo, valve ea throttle, valve ea plug, serurubele, trap ea mouoane le teko ea khatello ea metsi. valve e lokollang khatello ( plug valve ), joalo-joalo Li-valve tse sebelisoang liteisheneng tsa motlakase oa metsi le liteishene tse ling tsa motlakase li ka boela tsa bua ka mokhoa ona.
1 sebaka
Tekanyetso ena e sebetsa tsamaisong ea liphaephe tsa li-boiler tsa liheke (valve e potlakisang metsi, valafo e khaotsoeng, valafo ea litsela tse tharo, valafo ea ho bula le ho koala ka potlako, valve e kenang ea heater e nang le khatello e matla), valve ea ho hlahloba, sehokelo sa ho futhumatsa se nang le khatello e phahameng. valve), valve ea liphallelo, valve e laolang, valve ea phepelo ea metsi, belofo ea ho feta, valve ea bolo, valve ea liphallelo, valve ea throttle, valve ea polaka, serurubele sa serurubele, leraba la mouoane le teko ea khatello ea metsi mocheso le valve e lokollang khatello ( plug valve), joalo-joalo.
Li-valve tse sebelisoang liteisheneng tse fehlang motlakase ka metsi le liteishene tse ling tsa motlakase le tsona li ka bua ka boemo bona.
2. Mokhoa oa ho bokella mehlala ea li-valve
2. 1 Mefuta ea likhoutu e hlalosoa ka alfabeta ea fonotiki ea Sechaena, joalo ka ha ho boletsoe ho Lethathamo la 1.
Letlapa la 1 Khoutu ea mofuta oa Valve
2.2 Khoutu ea phetiso e tla ba ka linomoro tsa Searabia joalo ka ha ho boletsoe ho Lethathamo la 2
2.3 Likhoutu tsa liforomo tsa khokahanyo li emetsoe ka lipalo tsa Searabia joalo ka ha ho boletsoe ho Lethathamo la 3
Letlapa la 2 Khoutu ea mokhoa oa phetisetso ea matla a valve
Lethathamo la 3 Khoutu ea mofuta oa khokahanyo ea Valve
2. 4 Likhoutu tsa sebopeho sa sebopeho li hlahisoa ka lipalo tsa Searabia ho latela tafole 4 ho ea ho Lethathamo la 16.
Lethathamo la 4 Khoutu ea sebopeho sa valve ea heke
Letlapa la 5 Sebopeho sa khoutu ea mocheso le khatello ea ho fokotsa valve
Letlapa la 6 khoutu ea sebopeho sa valve ea tlhahlobo ea Hydraulic
Tafole ea 7 ea Globe valve le khoutu ea sebopeho sa valve ea throttle
Letlapa la 8 Khoutu ea sebopeho sa valve ea polokeho
Letlapa la 9 Lekola khoutu ea mofuta oa li-valve
Letlapa la 10 Khoutu ea foromo ea li-valve tse laolang
Letlapa la 11 khoutu ea sebopeho sa valve ea phepelo ea metsi
Letlapa la 12 khoutu ea sebopeho sa valve ea Ball
Letlapa la 13 Khoutu ea sebopeho sa valve ea ho fokotsa khatello
Letlapa la 14 Khoutu ea sebopeho sa valve ea plug
Lethathamo la 15 khoutu ea sebopeho sa valve ea Butterfly
Letlapa la 16 Sebopeho sa khoutu ea sefi
2.5 Setiiso sa setulo sa valve kapa khoutu ea thepa e tla hlahisoa ka alfabeta ea fonotiki ea Sechaena ho latela tafole ea 17.
Lethathamo la 17 Khoutu ea thepa bakeng sa ho koala sefahleho kapa lesela la setulo sa valve
2. 6 Likhoutu tsa khatello ea lebitso li emeloa ke linomoro tsa Searabia.
Karolo ea khatello ea lebitso ke MPa
Ha mocheso o phahameng ka ho fetisisa oa mahareng ≤450 ℃, boleng ba khatello ea lebitso bo tšoauoa.
Ha mocheso o phahameng oa mocheso o le 450 ℃, mocheso oa ho sebetsa le khatello ea ho sebetsa li tla tšoauoa ka P 'me palo e phahameng ea mocheso oa bohareng e tla kenngoa hukung e ka tlaase ho le letona la WORD P. Palo ke palo e feletseng ea 10 e arotsoe ka mocheso o phahameng ka ho fetisisa oa bohareng. Tse kang: mocheso o sebetsang ke 540 ℃, khatello ea ho sebetsa ke 10 MPa valve code IS P5410,
2. 7 Khoutu ea thepa ea sehlopha sa li-valve e tla hlalosoa ka litlhaku tsa Sechaena tsa pinyin, joalo ka ha ho boletsoe ho Lethathamo la 18.
Lethathamo la 18 Khoutu ea thepa ea 'mele
3 mohlala
3. 1 Cylindrical gear drive, welded connection, open rod wedge type double gate valve, valve body sealing surface material ke alloy steel, khatello e sebetsang ke 10 MPa, mocheso o sebetsang ke 540 ℃, valve body material ke chromium platinum-vanadium steel gate valve. , joalo ka z462H-P5, l10V cylindrical gear drive wedge mofuta oa liheke tse peli
3. 2 Bevel gear drive, khokahanyo e otlolohileng, mofuta o otlolohileng, lisebelisoa tse tiisang setulo sa li-valve ke tšepe ea alloy, khatello ea lebitso ke 20MPa, thepa ea 'mele ea valve ke carbon steel high pressure globe valve, joalo ka j561H-20 bevel gear drive e otlolohileng- ka valve ea lefats'e
3. 3 Li-welded, phallo e otlolohileng, setulo sa li-valve se tiisang holim'a thepa ke tšepe ea alloy, khatello ea lebitso la 4 MPa check valve, e kang H69H-4 e otlolohileng ea ho hlahloba valve.
3.4 Khokahano ea khoele ea ka hare, valve ea lefatše ea litsela tse tharo, lisebelisoa tsa ho tiisa setulo sa valve ke tšepe ea alloy, khatello ea lebitso ke 32 VIPs, e kang: J19H-32 gauge ea khatello e nang le valve ea globe ea litsela tse tharo.
3. 5 khokahanyo ea motlakase ea motlakase, li-sleeve plunger tse nang le mekhahlelo e mengata, lisebelisoa tsa ho tiisa holim'a li-valve bakeng sa alloy e thata, khatello ea lebitso ke 32 MPa control valve, e kang: T969Y-32 motlakase o phahameng oa khatello ea ho laola phapang