Likarolo le litšobotsi tsa thepa ea li-valve hangata li bakoa ke li-valve. Hopola li-taboos tse 14 tsa ho kenya li-valve

Likarolo le litšobotsi tsa thepa ea li-valve hangata li bakoa ke li-valve. Hopola li-taboos tse 14 tsa ho kenya li-valve Ho na le mefuta e mengata ea li-valve. Ka ntlafatso e tsoelang pele ea ts'ebetso ea thekenoloji le ts'ebetso ea mefuta eohle ea lisebelisoa tse feletseng tsa lisebelisoa, mefuta ea li-valve e ntse e eketseha, 'me ho na le mekhoa e sa tšoaneng ea lihlopha. Valofo e iketsang: itšetleha ka seaplane (metsi, khase, mouoane, joalo-joalo) le bokhoni ba eona ba ho sebetsa valve. Actuated valve: Valve e sebetsa ka letsoho, motlakase, hydraulic kapa pneumatic. Khethollo ho ea ka molao-motheo oa sebopeho hona joale ke mokhoa o tloaelehileng ka ho fetisisa oa lihlopha tsa malapeng le tsa machaba, mofuta o mong le o mong oa valve o ka aroloa ka mefuta e sa tšoaneng ea meralo ho ea ka litšobotsi tsa sebopeho. Ho na le mefuta e mengata ea li-valve. Ka ntlafatso e tsoelang pele ea ts'ebetso ea thekenoloji le ts'ebetso ea mefuta eohle ea lisebelisoa tse feletseng tsa lisebelisoa, mefuta ea li-valve e ntse e eketseha, 'me ho na le mekhoa e sa tšoaneng ea lihlopha. 1. Classified by automatic and drive Automatic valve: itšetleha ka seaplane (metsi, khase, mouoane, joalo-joalo) le matla a eona a ho sebetsa valve. Tse kang valve ea tšireletso, valve ea ho hlahloba, valve e fokotsang khatello, sefi sa mouoane, sefi sa moea, valve ea ho khaola ka tšohanyetso, valve ea ho laola khatello ea maikutlo, e itšebetsang e laola mocheso, joalo-joalo. , hydraulic kapa pneumatic means. Tse kang valve ea heke, valve ea globe, valve ea throttle, valve ea serurubele, valve ea bolo, valve ea plug, diaphragm valve, pneumatic film control valve, pneumatic piston control valve, joalo-joalo. bona Khaolo ea 3 bakeng sa tlhaloso ea boholo ba lebitso) Sephahla se senyenyane sa bophara: boholo ba lebitso ≤DN40 valve. Belofo ea bophara bo bohareng: boholo ba lebitso la DN50 ~ DN300 valve. Sephahla se seholo sa bophara: boholo ba lebitso la DN350 ~ DN1200 valve. Sephahla se seholo sa bophara: boholo ba lebitso ≥DN1400 valve. B. Ho khetholla ka khatello ea lebitso (sheba Khaolo ea 3 bakeng sa tlhaloso ea litekanyo tsa lebitso) Vacuum valve: valve e nang le khatello ea ho sebetsa ka tlas'a khatello e tloaelehileng ea sepakapaka. Valve e tlase ea khatello: khatello ea lebitso PN≤16 valve. Belofo ea khatello e mahareng: khatello ea lebitso PN25 ~ 63 valve. Khatello e phahameng ea valve: khatello ea lebitso PN100 ~ 800 valve. Khatello e phahameng haholo ea valve: khatello ea lebitso PN≥1000 valve. C, ho ea ka lihlopha tsa mocheso oa mocheso o phahameng oa mocheso: T> 425 ℃ valve. Belofo ea mocheso o mahareng: 120 ℃ Sephahla se tloaelehileng sa mocheso: -29℃≤ T ≤120℃ valve. Belofo e tlase ea mocheso: -101℃≤ T ** Belofo ea mocheso: T D, ho ea ka sehlopha sa lisebelisoa tsa 'mele tse se nang lisebelisoa tsa tšepe: tse kang valve ea ceramic, valve ea FRP, valve ea polasetiki. Belofo ea tšepe ea tšepe: joalo ka belofo ea koporo ea alloy, aluminium alloy valve, titanium alloy valve, Monel alloy valve, Hastelloy valve, inkel valve, valve ea tšepe e entsoeng ka tšepe, valve ea tšepe ea carbon, valve ea tšepe e tlase, valve e phahameng ea tšepe, valve ea tšepe e sa hloekang. Valofo ea tšepe e nang le 'mele oa tšepe: joalo ka valve e nang le lead lined, valve e kentsoeng ka polasetiki, valve e nang le rabara, valve e nang le enamel. E. Ho arola ka mokhoa oa ho hokahanya ka liphaephe (sheba Khaolo ea 5 bakeng sa mokhoa o khethehileng oa ho hokahanya) Valofo e nang le flanged: valve e nang le 'mele o nang le flanged le pipe e nang le flanged. Sephahla: valve e nang le likhoele tse ka hare kapa tse kantle 'meleng 'me e khoele ho phaephe. Belofo e cheselitsoeng: 'mele oa valve o nang le groove ea butt kapa li-socket welds, tse cheselitsoeng ho pipe. Mokokotlo wa kgokelo: belofo e nang le seqhomane mmeleng le kgokelo ya seqhomane ho phaephe. Sethapo sa kgokelo ya lephaka: valve e hokeletsweng phala ka letsoho. F. Classification ho latela mokhoa oa ts'ebetso Motlakase oa letsoho: Valve e tsamaisoang ke letsoho la motho ka lebili la letsoho, mohele, lehare, kapa sprocket. Ha ho hlokahala torque e kholoanyane, lisebelisoa tsa liboko, lisebelisoa le lisebelisoa tse ling tsa phokotso li ka sebelisoa. Motlakase: valve e tsamaisoang ke motlakase, motlakase kapa lisebelisoa tse ling tsa motlakase. Hydraulic kapa pneumatic valve: valve e tsamaisoang ke khatello ea metsi (metsi, oli, joalo-joalo) kapa moea. 3. Karohano ho ea ka molao-motheo oa sebopeho Karohano ho latela molao-motheo oa sebopeho hajoale ke mokhoa o atileng haholo oa ho arola malapeng le machabeng, haholo-holo o arotsoe ka valve ea heke, valve ea globe, valve ea serurubele, valve ea bolo, plug valve, plunger valve, valve ea ho hlahloba, valve ea polokeho. , valve ea ho fokotsa khatello, valve ea sefi, valve ea diaphragm, valve ea throttle, valve e laolang, valve e nang le mefuta e mengata, joalo-joalo. Mehlala ea li-valve tse tloaelehileng ke tse latelang: Belofo ea heke - valve eo likarolo tsa ho bula le tse koalang li tsamaeang ka mokhoa o ts'oanang le axis ea setulo (phallo e bohareng). Li-valve tsa heke li ka aroloa ka li-valve tsa heke ea wedge (heke e le 'ngoe, heke e habeli, heke ea rekere, joalo-joalo), li-valve tsa heke tse bataletseng, li-valve tsa heke ea thipa, joalo-joalo. Sebopeho sa li-valve tsa heke se bontšoa ka tsela e latelang: Belofo ea heke ea Wedge 1, 2, 3, 4 Leqephe le hlahlamang hangata ka lebaka la valve, hopola hore 14 ha e kenye valve hangata ka lebaka la valve, hopola 14 u se ke ua kenya valve. . Sistimi ea liphaephe ha ea ka ea hlatsuoa ka hloko pele e phethoa, 'me lebelo la phallo le lebelo li ne li sa khone ho fihlela litlhoko tsa ho hlatsuoa ha lipeipi. Esita le metsi a lekang matla a khatello ea metsi ho e-na le ho phalla. Mehato: sebelisa sistimi ho beha phallo e phahameng ea lero kapa lebelo la phallo ea metsi ha ea lokela ho ba tlase ho 3m / s bakeng sa ho hlatsoa. 'Mala le ho pepeseha ha phallo ea metsi li lokela ho lumellana le ponahalo ea metsi a kenang. Teko ea Hydrostatic e ile ea etsoa tlas'a mocheso o fosahetseng nakong ea kaho ea mariha. Phello: ka lebaka la khatello ea metsi teko tube ka potlako hoamisoa, e le hore tube ho hoamisoa mpe. Mehato: leka ho etsa tlhahlobo ea khatello ea metsi pele ho ts'ebetso ea mariha, 'me ka mor'a teko ea khatello, metsi a tlameha ho fofa a hloekile, haholo-holo metsi a valve a tlameha ho ba a phethahetseng ka letlooa, ho seng joalo valve e tla ba leqhoa le leqhoa. Teko ea khatello ea metsi e tlameha ho etsoa mariha, 'me metsi a tlameha ho butsoa a hloekile ka mor'a teko ea khatello. Ha tlhahlobo ea hydrostatic e sa khonehe, moea o hatelitsoeng o ka sebelisoa. No-no 2 Sistimi ea liphaephe ha ea ka ea hlatsuoa ka hloko pele e phethoa, 'me sekhahla sa phallo le lebelo li ne li sa khone ho fihlela litlhoko tsa ho hlatsuoa ha lipeipi. Esita le metsi a lekang matla a khatello ea metsi ho e-na le ho phalla. Liphello: boleng ba metsi ha bo khone ho fihlela litlhoko tsa ts'ebetso ea liphaephe, hangata bo tla baka phokotso ea karolo ea lipeipi kapa ho koaloa. Mehato: sebelisa sistimi ho beha phallo e phahameng ea lero kapa lebelo la phallo ea metsi ha ea lokela ho ba tlase ho 3m / s bakeng sa ho hlatsoa. 'Mala le ho pepeseha ha phallo ea metsi li lokela ho lumellana le metsi a kenang ka pono. No-no 3 Likhoerekhoere, metsi a pula, lipeipi tsa condensate ha li etse tlhahlobo ea metsi a koetsoeng li tla patoa. Liphello: E ka baka ho lutla ha metsi le tahlehelo ea basebelisi. Mehato: mosebetsi oa tlhahlobo ea metsi a koetsoeng o lokela ho lumellana ka thata le kamohelo e tloaelehileng ea tlhahlobo. Ho patoa ka tlas'a lefatše, siling e emisitsoeng, phala le likhoerekhoere tse ling tse patiloeng, metsi a pula, phala ea metsi e khutsitseng ho netefatsa hore ha ho na ho lutla. Taboo 4 Ha teko ea matla a khatello ea metsi le teko ea ho tiea ha tsamaiso ea lipeipi, boleng ba khatello le phetoho ea boemo ba metsi li lokela ho hlokomeloa, 'me tlhahlobo ea ho lutla ha ea lekana. Sephetho: Leakage e etsahetse kamora ts'ebetso ea sistimi ea liphaephe, e amang ts'ebeliso e tloaelehileng. Mehato: ha tsamaiso ea liphaephe e lekoa ho latela litlhoko tsa moralo le litlhaloso tsa kaho, ntle le ho rekota boleng ba khatello kapa phetoho ea boemo ba metsi ka nako e behiloeng, ho hlokahala ka ho khetheha ho hlahloba ka hloko hore na ho na le ho lutla. Li-valve tsa No-no 5 Butterfly flanges tse nang le li-valve tse tloaelehileng. Liphello: serurubele belofo flange le tloaelehileng belofo flange boholo ha e tšoane, ba bang ba flange bophara ke e nyenyane, 'me serurubele belofo diseke ee e khōlō, ho fellang ka ho se bulehe kapa ka thata ho bula belofo tshenyo. Mehato: ho ea ka boholo ba sebele ba serurubele belofo flange sebetsa flange. No-no 6 Ha ho na likoti tse bolokiloeng le likarolo tse kentsoeng kahong ea mohaho oa mohaho, kapa boholo ba likoti tse bolokiloeng li nyenyane haholo 'me likarolo tse kentsoeng ha li tšoauoa. Sephetho: ha ho hahoa morero oa ho futhumatsa le ho hloekisa likhoerekhoere, chesetsa mohaho oa mohaho, kapa esita le ho khaola tšepe e matlafalitsoeng, e amang ts'ebetso ea ts'ireletso ea mohaho. Mehato: ho tseba ka hloko litšoantšo tsa kaho ea boenjiniere ba ho futhumatsa le bohloeki, ho ea ka litlhoko tsa liphaephe le ts'ehetso ea ho kenya hanger, nka bohato ba ho sebelisana ka botebo le kaho ea likoti tse bolokiloeng le likarolo tse kenyelelitsoeng tsa mohaho oa mohaho, ka ho khetheha ho buuoa ka litlhoko tsa moralo le litlhaloso tsa kaho. No-no 7 Ha phala e cheselitsoe, molomo o fosahetseng oa phala e fapaneng ha o le Central Line, phala e fapaneng ha e siee likheo, phala e teteaneng ea lerako ha e kharame groove, 'me bophara le bophahamo ba weld li etsa joalo. ho se fihlelle litlhoko tsa khoutu ea kaho. Sephetho: phala molomo o fosahetseng ha o moleng o bohareng o ama ka ho toba boleng ba tjheseletsa le boleng ba maikutlo. Ha ho na lekhalo pakeng tsa para, phala e teteaneng ea lerako ha e kharafule groove, bophara le bophahamo ba weld ha e finyelle litlhoko tsa litlhoko tsa matla a tjheseletsa. Mehato: ka mor'a ho tjheseletsa phala e nyalanang, phala ha ea lokela ho ba molomong o fosahetseng, e lokela ho ba moleng o bohareng, molekane o lokela ho tlohela lekhalo, phala e teteaneng ea lerako ho ea kharafu groove, ho phaella moo, bophara le bophahamo ba weld e lokela ho kenngoa ka hare. ho ya ka ditlhoko tsa tlhaloso. Taboo 8 Pipe e patoa ka ho toba mobung o leqhoa le mobu o hlephileng o sa sebetsoeng, sebaka le boemo ba lipeipi tsa liphaephe ha lia nepahala, esita le mofuta oa setene sa khoutu o omileng o amoheloa. Liphello: Phaephe e ile ea senyeha nakong ea ho kopanngoa ha ho tlatsa ka morao ka lebaka la tšehetso e sa tsitsang, e leng se ileng sa fella ka ho sebetsa bocha le ho lokisoa. Mehato: pipeline e ke ke ea patoa mobung o leqhoa le mobung o sa sebetsoeng, sebaka sa pier se lokela ho finyella litlhoko tsa khoutu ea kaho, pente e lokela ho ba e tiileng, haholo-holo sebopeho sa lipeipi, ha ea lokela ho jara matla a ho kuta. Pier ea tšehetso ea litene ho sebelisa moaho oa seretse sa samente, etsa bonnete ba hore o tšepahala, o tiile. No-no 9 Liboutu tsa ho atolosa tse sebelisetsoang ho lokisa litšehetso tsa liphaephe ke tsa boleng bo tlaase, masoba a liboutu tsa ho atolosa a maholo haholo, kapa liboutu tsa ho atolosa li kentsoe maboteng a litene kapa esita le mabota a bobebe. Liphello: bracket ea phala ea theoha, phaephe e senyeha, esita le ho oa. Mehato: Bolt ea katoloso e tlameha ho khethoa lihlahisoa tse tšoanelehang, 'me tlhahlobo ea sampole e lokela ho etsoa ha ho hlokahala. Sekhahla sa bolt ea ho atolosa ha sea lokela ho ba seholo ho feta bophara ba ka ntle ba bolt ea ho atolosa 2mm, 'me bolt ea ho atolosa e lokela ho sebelisoa mohahong oa konkreite. No-no 10 Flange le matla a gasket a khokahano ea liphaephe ha a lekana, bolt e hokelang e khuts'oane kapa e tšesaane bophara. Li-gaskets tsa rabara li sebelisetsoa liphaephe tsa mocheso, li-gaskets tsa asbestos li sebelisetsoa liphaephe tsa metsi a batang, 'me li-gaskets tse peli kapa li-gaskets tse betliloeng li sebelisoa ka likhase tsa flange tse hlahelletseng ka har'a phala. Liphello: lenonyeletso la flange ha le thata, esita le tšenyo, ketsahalo ea leakage. Flange liner e hlahella ka har'a phala 'me e eketsa ho hanyetsa ho phalla. Mehato: li-flanges le li-gaskets bakeng sa liphaephe li tlameha ho finyella litlhoko tsa moralo oa khatello ea liphaephe. Bakeng sa likhase tsa flange tsa ho futhumatsa le liphaephe tsa phepelo ea metsi a chesang, li-gasket tsa asbestos tsa rabara li lokela ho sebelisoa; Li-gaskets tsa rabara li lokela ho sebelisoa bakeng sa likhase tsa flange tsa phepelo ea metsi le liphaephe tsa drainage. Flange gasket ha ea lokela ho hlahella ka har'a phala, selikalikoe sa eona se ka ntle ho lesoba la flange bolt se loketse. Ha ho na bevel pad kapa li-gaskets tse 'maloa tse tla behoa bohareng ba flange. Bophara ba bolt e kopanyang flange e lokela ho ba ka tlase ho 2mm ho feta sebaka sa flange, 'me bolelele ba molamu oa bolt e thibelang linate e lokela ho ba 1/2 ea botenya ba linate. Mokhoa oa ho kenya Taboo 11 Valve o fosahetse. Ka mohlala, ho phalla ha valve kapa ho hlahloba metsi a valve (mouoane) ho fapane le letšoao, stem e kenngoa ho ea tlaase, valve ea ho hlahloba e kenngoa ka holimo e kenngoa ka holimo, ha ho na sebaka se bulehileng kapa se koalehileng bakeng sa ho sebetsana le valve ea heke kapa serurubele. valve, 'me kutu ea valve e patiloeng ha e shebane le monyako oa ho hlahloba. Liphello: Ho hloleha ha li-valve, ho lokisa li-switches ho thata, ho theoha ha valve hangata ho baka ho lutla ha metsi. Mehato: ka tieo ho ea ka litaelo tsa ho kenya belofo bakeng sa ho kenya, belofo ea stem heke e siea katoloso e lekaneng ea bophahamo ba ho bula, belofo ea serurubele ka ho feletseng e nahane ka sebaka sa ho potoloha, mefuta eohle ea stem ea valve e ke ke ea e-ba tlaase ho feta boemo bo rapameng, empa e se fatše. Li-valve tse patiloeng eseng feela ho finyella litlhoko tsa ho bula le ho koala li-valve tsa monyako oa tlhahlobo, ka nako e ts'oanang lehlaka la valve le lokela ho lebisa monyako oa tlhahlobo. Taboo 12 Litlhaloso le mehlala ea li-valve tse kentsoeng ha li finyelle litlhoko tsa moralo. Ka mohlala, khatello ea lebitso la valve e ka tlaase ho khatello ea tlhahlobo ea tsamaiso; Ha bophara ba phala bo le tlase kapa bo lekana le 50mm, valve ea heke e sebelisoa; Ho futhumatsa metsi a chesang a omme, riser e sebelisang valve ea ho emisa; Pipe e hohelang pompo ea mollo e nka valafo ea serurubele. Liphello: ama ho bula le ho koala ho tloaelehileng ha valve le ho fetola ho hanyetsa, khatello le mesebetsi e meng. Esita le ho baka ts'ebetso ea tsamaiso, tšenyo ea valve e qobelloa ho lokisoa. Mehato: Ho tloaelana le mefuta e mengata ea li-valve tsa mefuta eohle, ho latela litlhoko tsa moralo oa litlhaloso le mehlala ea li-valve. Khatello ea "valve" ea lebitso e lokela ho finyella litlhoko tsa khatello ea tlhahlobo ea tsamaiso. Ho ea ka litlhoko tsa khoutu ea kaho: bophara ba pipe ea lekala ea phepelo ea metsi e ka tlase kapa e lekanang le 50mm e lokela ho sebelisoa ke valve ea lefats'e; Li-valve tsa heke li lokela ho sebelisoa ha bophara ba phaephe bo feta 50mm. Ho futhumala ha metsi a chesang le ho omisa, valve ea ho laola e otlolohileng e lokela ho sebelisoa valafo ea heke, phala ea ho hula pompo ea mollo ha ea lokela ho sebelisa valve ea serurubele. Li-valve tsa Taboo 13 ha li hlahlojoe joalokaha ho hlokahala pele li kenngoa. Phello: nakong ea ts'ebetso ea tsamaiso, sesebelisoa sa valve ha se feto-fetohe, valve ha e koaloe ka thata 'me ho tsoa ha metsi (mouoane) ho etsahala, ho fella ka ho tsosolosa le ho lokisoa, esita le ho ama metsi a tloaelehileng (mouoane). Mehato: pele ho kenngoa ha valve, matla a khatello le teko ea ho tiea e lokela ho etsoa. Teko e lokela ho hlahlojoa ka mokhoa o sa reroang 10% ea bongata ba beche ka 'ngoe (mofuta o tšoanang, litlhaloso tse tšoanang, mohlala o le mong), eseng ka tlase ho o le mong. Teko ea matla le e thata e lokela ho etsoa ka bonngoe bakeng sa valve e koetsoeng e kenngoa phala e kholo 'me e bapala karolo ea ho itšeha. Matla a li-valve le khatello ea teko ea ho tiea e lokela ho finyella litlhoko tsa "Khoutu ea Kamohelo ea Boleng ba Kaho ea Phepelo ea Metsi ea Moaho le Boenjiniere ba ho futhumatsa le ho futhumatsa" (GB 50242-2002). Taboo 14 Thepa ea mantlha, lisebelisoa le lihlahisoa tse sebelisoang kahong ho haella ha litokomane tsa tlhahlobo ea boleng ba botekgeniki kapa litifikeiti tsa sehlahisoa ho latela maemo a hajoale a naha kapa a matona. Liphello: Boleng ba morero ha bo tšoanelehe, ho na le likotsi tse ka 'nang tsa e-ba teng, li ke ke tsa fanoa bakeng sa ho sebelisoa ka kemiso, li tlameha ho lokisoa bocha; Baka ho lieha ha moeli oa nako, ho eketseha ha mosebetsi le thepa. Mehato: lisebelisoa tsa mantlha, lisebelisoa le lihlahisoa tse sebelisoang phepelong ea metsi le drainage le merero ea ho futhumatsa le likhoerekhoere li lokela ho fihlela litokomane tsa tlhahlobo ea boleng ba botekgeniki kapa litifikeiti tsa sehlahisoa tse fanoeng ke mmuso kapa lekala la maemo a hajoale; Lebitso la sehlahisoa, mohlala, tlhaloso, khoutu ea boemo ba boleng ba naha, letsatsi la ho beleha, lebitso le sebaka sa moetsi, setifikeiti sa tlhahlobo kapa khoutu ea tlhahiso ea thepa e tla bontšoa.