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Litaelo tsa ho Kenya le ho Boloka Li-valve tsa Heke ea Thipa e Tiisitsoeng Bonolo

2024-10-16

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E tiisitsoeng ka bonolothipa heke valveke belofo e sebelisang tiiso e entsoeng ka lintho tse rekerehang ho laola ho phalla ha mokelikeli ha ho ntse ho tsamaea keiti. E tšoauoa ka ts'ebetso e ntle ea ho tiisa, torque e nyane ea ho bula le ho koala, le bophelo bo bolelele ba ts'ebeletso. Sengoliloeng sena se tla kenyelletsa khetho ea thepa, likhothaletso tsa tlhokomelo, mehato ea ho kenya le litemoso tsa valve ea heke ea thipa e tiisitsoeng ka bonolo.

I. Khetho ea thepa ea li-valve tsa heke ea thipa e tiisitsoeng ka bonolo

1.1 Lisebelisoa tsa 'mele oa valve

Khetho ea lisebelisoa tsa 'mele oa valve e lokela ho nahanela tikoloho ea ho sebetsa le litšobotsi tse mahareng tsa valve. Lisebelisoa tse sebelisoang ka tloaelo li kenyelletsa tšepe e entsoeng ka tšepe, tšepe ea ductile, tšepe ea carbon, tšepe e sa hloekang, joalo-joalo Bakeng sa mecha ea litaba e senyang, ho kgothaletswa ho khetha thepa e sa hloekang kapa ea polasetiki.

1.2 Thepa ea ho tiisa

Lisebelisoa tse bonolo tsa ho tiisa hangata li kenyelletsa EPDM, NBR, PTFE, joalo-joalo EPDM e loketse metsi a chesang, mouoane le mecha e meng ea litaba; NBR e loketse oli le hydrocarbon media; PTFE e na le khanyetso e ntle ea kutu le ts'ebetso e phahameng ea mocheso.

1.3 Lintho tse entsoeng ka li-valve

Thepa ea stem ea valve e lokela ho ba le matla a matle le ho hanyetsa kutu. Lisebelisoa tse sebelisoang ka tloaelo li kenyelletsa tšepe e sa hloekang le tšepe ea alloy. Bakeng sa mocheso o phahameng le maemo a khatello e phahameng, ho kgothaletswa ho khetha tšepe ea alloy.

II. Litlhahiso tsa tlhokomelo bakeng sa li-valve tsa heke ea thipa e tiisitsoeng ka bonolo

2.1 Ho hlahlojoa khafetsa

Kamehla hlahloba ts'ebetso ea ho tiisa le maemo a ho bula le ho koala li-valve, 'me u sebetsane le ntho leha e le efe e sa tloaelehang ka nako e loketseng. Ela hloko ka ho khetheha ho hlahloba ho apara ha litiiso ebe u li nkela sebaka ha ho hlokahala.

2.2 Ho hloekisa le ho tlotsa

Kamehla hloekisa libaka tse ka hare le tse ka ntle tsa li-valve ho li boloka li hloekile. Bakeng sa li-valve tse atisang ho buloa le ho koaloa, mafura a lokela ho kenngoa khafetsa ho fokotsa ho ferekana le ho senyeha.

2.3 Kalafo e thibelang kutu

Bakeng sa li-valve tse pepesehileng sepakapakeng, kalafo e thibelang kutu e lokela ho etsoa khafetsa ho thibela ho bola ha 'mele oa valve le kutu ea valve. Mehato e tloaelehileng ea ho thibela ho bola e kenyelletsa ho sebelisa pente e thibelang mafome le electroplating.

III. Mehato ea ho kenya le litemoso bakeng sa li-valve tsa heke ea thipa e tiisitsoeng ka bonolo

3.1 Mehato ea ho kenya

1). Sheba valve: Pele o kenya, hlahloba hore na mohlala oa valve, litlhaloso le tekanyo ea khatello li finyella litlhoko tsa moralo. Netefatsa hore sebaka sa ho tiisa valve ha sea senyeha.

2). Hloekisa liphaephe: Etsa bonnete ba hore ha ho na slag ea ho cheselletsa, litšepe tsa litšepe le litšila tse ling pompong ho thibela tšenyo ea litiiso.
3). Kenya valve: kenya valve ka har'a pipeline, lokisa flange ka liboutu, 'me u ele hloko ho tiisa liboutu ka diagonally ho thibela matla a sa tšoaneng.
4). Fetola valve: ka mor'a ho kenya, bula le ho koala valve ka letsoho ho netefatsa ho bula le ho koala habonolo ntle le ho jamming.

3.2 Litlhokomeliso

- Taelo: Valofo ea heke ea thipa e tiisitsoeng ka bonolo e na le tsela. Ha u kenya, ela hloko tataiso ea phallo e bohareng e lumellanang le motsu holim'a 'mele oa valve.

- Thibela torque e feteletseng: Ha u bula le ho koala valve, u se ke ua sebelisa matla a feteletseng ho thibela tšenyo ea sekhahla sa tiiso le valve.

- Qoba mocheso o phahameng: Qoba ho kenya valve sebakeng sa mocheso o phahameng ho thibela botsofali le ho senyeha ha tiiso.

- Mehato ea antifreeze: Libakeng tse batang, mehato ea antifreeze e lokela ho nkoa ho thibela valve ho tloha leqhoa.

E le sesebelisoa sa bohlokoa sa ho laola, khetho ea thepa, tlhokomelo le ho kenya heke ea thipa e tiisitsoeng ka bonolobelofoama ka ho toba tshebetso le bophelo ba belofo. Ka khetho e utloahalang ea thepa, tlhokomelo ea kamehla le ho kenya ts'ebetso e nepahetseng, ts'ebeliso e nepahetseng le bophelo ba valve ea heke ea thipa e tiisitsoeng ka bonolo e ka ntlafatsoa ka katleho. Ke tšepa hore litaba tsa sengoloa sena li ka fana ka litšupiso tse molemo bakeng sa basebelisi.

 

Litšupiso

1. GB/T 12232-2005 《Li-valve tse akaretsang - Li-valve tsa tšepe le tsa koporo tsa letsoho》
2. JB/T 5300-2005 《Mokhoa oa ho bokella mohlala oa valve》
3. HG/T 20592-2009 《Flange ea tšepe ea tšepe》
4. API 6D-2007 《Li-valve tsa lipeipi bakeng sa liindasteri tsa peterole le khase ea tlhaho》