Mofani oa Cheke ea Li-valve eo U ka Mo Tšepang
Sheba li-valveke e 'ngoe ea lihlahisoa tse chesang tsa li-valve tsa NSW. Re na le lilemo tse fetang 20 tsa boiphihlelo tlhahisong ea li-valve tsa cheke. Hlahloba litekanyetso tsa moralo oa li-valve ho latela API 6D, BS 1868, API 594, joalo-joalo. Li-valve tsa rona tse peli tsa ho hlahloba lipoleiti, li-valve tsa ho hlahloba li-swing, li-piston check valves, li-axial check valves le li-valve tsa ho hlahloba li-disc li amoheloa hantle ke bareki ba machaba le ba malapeng.
Mokhoa oa ho khetha valve ea ho hlahloba
NSW ke feme e khethehileng ea tlhahiso ea li-valve. Re na le setsi sa rona sa ho lahla li-valve tsa heke, lisebelisoa tsa ho lokisa li-valve tsa litsebi le lefapha la taolo ea boleng ba li-valve tsa litsebi. Re tla u fa theko ea fektheri ea li-valve tsa tlhahlobo ea mohloli
Ho rekisoa ho chesang Hlahloba Lihlahisoa tsa Valve
API 6D Full Port Swing Check Valve e netefatsa taolo ea phallo e sa lekanyetsoang liphaepheng tsa oli, khase le petrochemical. Moralo oa eona o felletseng o fokotsa tahlehelo ea khatello, o eketsa katleho ea phallo, mme o thibela ho khutla ka mochini oa swing disc.
BS 1868 Swing Check Valve e netefatsa thibelo e ts'epahalang ea ho khutlela morao ho lipeipi tsa oli, khase le lik'hemik'hale. E tsamaellana le litekanyetso tsa BS 1868, moralo oa eona o matla oa swing disc o tiisa ho koaloa ka potlako, ho fokotsa ho theoha ha khatello le likotsi tsa ho lutla.
API 594 Dual Plate Check Valve e thibela ho khutla ha liphaephe tsa oli, khase le lik'hemik'hale. Moralo oa eona o kopaneng oa lipoleiti tse peli o netefatsa ho koaloa ka potlako, ho fokotsa ho theoha ha khatello le ho lutla. E loketse lisebelisoa tse rapameng / tse otlolohileng, tse bobebe, tse hlokang tlhokomelo e tlase
Ductile Iron Dual Plate Check Valve e netefatsa thibelo e tšepahalang ea ho khutla ha metsi, oli le liphaephe tsa khase. Moralo oa eona o kopaneng oa lipoleiti tse peli o thusa ho koala kapele, ho fokotsa ho theoha ha khatello le likotsi tsa ho lutla. E entsoe ka tšepe ea ductile e thibelang ho bola ha metsi a leoatle
Tilting Disc Check Valve e thibela ho khutla ha oli, khase le lits'ebetso tsa metsi. Moralo oa eona oa tilting disc o tiisa ho koaloa kapele, ho fokotsa ho theoha ha khatello le likotsi tsa hamore ea metsi. E entsoe ka tšepe ea carbon/stainless, E mamella maemo a khatello e phahameng le mocheso o phahameng.
Cheke Valve ke Eng
Sesepa sa ho hlahloba ke sesebelisoa sa bohlokoa sa ho laola mokelikeli, haholo-holo se sebelisetsoang ho thibela bohareng hore bo se ke ba phalla hape ka pipeline.
Motlakase oa ho hlahloba, o tsejoang hape e le valve e sa khutleng, valve ea tsela e le 'ngoe, valve ea reflux kapa valve ea ho itšehla thajana, e bua ka valve eo likarolo tsa eona tsa ho bula le ho koala ( valve flap) li pota-potileng 'me li itšetlehile ka boima ba tsona le khatello e mahareng ho hlahisa motsamao ho thibela ho khutlela morao ho bohareng. Mosebetsi oa eona o ka sehloohong ke ho lumella mokelikeli ho phalla ka lehlakoreng le le leng feela. Ha mokelikeli o khutlela morao, sephahla sa valve se tla koala ka ho toba, kahoo se khaola tsela ea ho phalla le ho thibela tšenyo e bakoang ke ho khutlela morao.
Mokhoa oa ho Khetha Moetsi le Mofani oa Li-valve ka nepo
| Khetha mofani oa thepa ea li-valve ea loketseng: Pele ho tsohle, o lokela ho khetha mofani oa li-valve tsa heke ea nang le botumo bo botle le boiphihlelo bo bongata. Ha u khetha mofani oa thepa, u lokela ho hlahloba ka hloko litšoaneleho tsa eona, lisebelisoa tsa tlhahiso le boemo ba ts'ebetso. NSW e tla ba molekane oa hau oa moetsi oa li-valve oa China. |  |
| Laola ka tieo boleng ba lisebelisoa tse tala: Lisebelisoa tse sebelisoang li-valve tsa heke li ama boleng ba tsona ka kotloloho. U lokela ho khetha barekisi ba thepa e tala ea boleng bo holimo 'me u etse tlhahlobo e tiileng ea boleng le taolo holim'a thepa e tala. | |
| Matlafatsa taolo ea ts'ebetso ea tlhahiso: Ha ho etsoa li-valve tsa cheke, taolo ea ts'ebetso e lokela ho matlafatsoa, 'me ts'ebetso e lokela ho etsoa ka thata ho latela melaoana ea ts'ebetso ho netefatsa taolo e tiileng ea sehokelo ka seng ho thibela likotsi tsa boleng tse bakoang ke ts'ebetso e sa lokelang. | |
| Ntlafatsa mokhoa oa ho hlahloba boleng: Ka mor'a hore tlhahiso ea li-valve tsa heke e phethoe, tlhahlobo e feletseng le e qaqileng ea boleng e lokela ho etsoa. Thepa ea ho hlahloba e lokela ho ba e tsoetseng pele le e nepahetseng, 'me mekhoa ea ho hlahloba e lokela ho sebelisoa ka thata ho latela litekanyetso. | |
| Matlafatsa tšebeletso ea ka mor'a thekiso: Litaba tsa boleng tse hlahisitsoeng ke bareki li lokela ho arajoa kapele, litaba tsa boleng tse hlahang li lokela ho rarolloa ka nako e nepahetseng, 'me lihlahisoa le litšebeletso li lokela ho ntlafatsoa ka matla ho tsoela pele ho ntlafatsa khotsofalo ea bareki. | |
Ke Mefuta Efe ea Li-valve tsa Check
Sehlopha sa sebopeho sa li-valve tsa cheke
Ho ea ka sebopeho, li ka aroloa ka mefuta e meraro:
1. Phahamisa li-valve tsa ho hlahloba
E arotsoe ka mefuta e emeng le e rapameng.
2. Swing check valves
E arotsoe ka mefuta e le 'ngoe, e habeli le mefuta e mengata.
3. Li-valve tsa ho hlahloba serurubele
E otlolohile.
Hlahloba likarolo tsa lisebelisoa tsa valve
- Belofo ea ho hlahloba tšepe ea cast
- Koporo ea ho hlahloba valve
- Belofo ea ho hlahloba tšepe e sa hloekang
- Carbon steel check valve
- Belofo ea ho hlahloba tšepe e entsoeng
Lekola likarolo tsa tšebetso ea li-valve
- DRVZ valve ea ho hlahloba e khutsitseng
- DRVG valve ea ho hlahloba e khutsitseng
- NRVR valve ea ho hlahloba e khutsitseng
- SFCV rabara flap check valve
- DDCV e habeli ea ho hlahloba valve
Ho khetholla ka mokhoa oa ho kenya valve ea ho hlahloba
Swing check valve:
The valve disc ea swing check valve e bōpehile ka disc 'me e potoloha ho potoloha shaft e potolohang ea mocha oa setulo sa valve. Hobane mocha o ka hare ho valve o fokotsehile, ho hanyetsa ha phallo ho nyane ho feta ha valve ea ho hlahloba e phahamisa. E loketse liketsahalo tse kholo tse nang le tekanyo e tlaase ea phallo le liphetoho tse sa tloaelehang tsa phallo.
Lift check valve:
Valofo ea ho hlahloba eo valve ea eona e thellang moleng o otlolohileng oa 'mele oa valve. The lift check valve e ka kenngoa feela phala e otlolohileng. Karolo e ka holimo ea diski ea valve le karolo e ka tlaase ea sekoahelo sa valve e sebetsoa ka matsoho a tataisang. Mokotla oa tataiso ea li-valve o ka phahamisoa ka bolokolohi le ho theoleloa ka har'a letsoho la tataiso ea valve. Ha seaplane se phalla ho theosa le noka, "valve disc" e buloa ka ho phunyeletsa ha medium.
Li-valve tsa ho hlahloba li-disk:
Belofo ea ho hlahloba moo disc e potolohang ho pota-potile pin shaft setulong sa valve. Sesepa sa ho hlahloba li-disk se na le sebopeho se bonolo 'me se ka kenngoa feela liphaepheng tse otlolohileng,' me ts'ebetso ea eona ea ho tiisa e fokola.
Sephahla sa ho hlahloba liphaephe:
Sesepa seo disc e thellang ho eona bohareng ba 'mele oa valve. Belofo ea ho hlahloba lipeipi ke mofuta o mocha oa valve. E nyane ka boholo, e bobebe ka boima, 'me e na le theknoloji e ntle ea ho sebetsa. Ke e 'ngoe ea litaelo tsa nts'etsopele ea valve ea ho hlahloba. Leha ho le joalo, mokelikeli oa ho hanyetsa coefficient o moholo hanyenyane ho feta oa swing check valve.
Li-valve tsa tlhahlobo ea compression:
Belofo ena e sebelisoa e le sephahla sa phepelo ea metsi le sekheo sa mouoane. E na le mesebetsi e kopantsoeng ea valve ea ho hlahloba lifti le valve ea ho emisa kapa valve ea angle. Ho phaella moo, ho na le li-valve tsa ho hlahloba tse sa lokelang bakeng sa ho kenngoa ha pompo, tse kang li-valve tse ka tlaase, li-check valves tsa selemo, le li-valve tsa ho hlahloba mofuta oa Y.
Ke Hobane'ng ha U Khetha Valve ea Tlhahlobo
Mabaka a ka sehloohong a ho khetha valve ea ho hlahloba a kenyelletsa ho thibela ho khutla ha metsi, ho sireletsa lisebelisoa le ho ntlafatsa katleho ea tsamaiso. Mosebetsi o ka sehloohong oa valve ea ho hlahloba ke ho thibela ho phalla ha metsi ka pipeline le ho etsa bonnete ba hore mokelikeli o ka phalla ka tsela e le 'ngoe feela. Moqapi ona o ka sireletsa lisebelisoa ka katleho ho senya, haholo-holo libakeng tsa mosebetsi tse nang le khatello e phahameng, mocheso o phahameng kapa mecha ea litaba e senyang. Sesepa sa ho hlahloba se ka etsa bonnete ba hore mokelikeli o phalla ka tsela e entsoeng 'me o qoba tšenyo ea thepa ka lebaka la ho khutlela morao.
Hobaneng u khetha moetsi oa li-valve tsa serurubele - NSW - fektheri ea China
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| Mohloli fektheri ea valve ea heke | Sistimi e phethahetseng ea taolo ea boleng ba li-valve tsa heke | Sehlopha sa setsebi sa li-valve tsa heke | Sehlopha sa thekiso se chesehang | Sehlopha sa 7 * 24 kamora ho rekisa |
| Fumana theko ea valve ea heke ka kotloloho ho tsoa fekthering Laola boleng ba valve ea heke ka kotloloho ho tsoa fekthering | Ho ea ka tsamaiso ea boleng ba boleng ba ISO 9001, boleng ba li-valve tsa heke bo ka laoloa hantle haholo sehokelong se seng le se seng sa tlhahiso fekthering ea NSW. | Litheknishiene li tloaelane haholo le sebopeho le ts'ebetso ea li-valve tsa heke. Thusa bareki ho khetha valve ea heke e nepahetseng le lisebelisoa tsa li-valve tsa heke ho latela mokhoa oa mokelikeli oa lipeipi. | Sehlopha sa barekisi se tletse mahlahahlaha le cheseho, se thusa haufi-ufi bareki le sehlopha sa tekheniki ea valve, se bolella bareki khetho ea li-valve le litheko tsa li-valve tsa heke. | Haeba bareki ba kopana le lipotso mabapi le tšebeliso ea li-valve tsa heke, sehlopha sa rona sa ka mor'a thekiso se tla thusa bareki ho rarolla mathata a li-valve tsa heke nakong ea metsotso e 30 ka mor'a ho fumana maikutlo. |