2.5 Gucomeka

Gucomeka kumashanyarazi ni valve ikoresha umubiri wacometse hamwe nu mwobo nkigice cyo gufungura no gufunga, kandi umubiri ucomeka uzunguruka hamwe nigiti cya valve kugirango ugere ku gufungura no gufunga. Gucomeka kumashanyarazi ifite imiterere yoroshye, gufungura byihuse no gufunga, gukora byoroshye, kurwanya amazi mato, ibice bike nuburemere bworoshye. Gucomeka kumashanyarazi iraboneka muburyo bugororotse, inzira-eshatu n'inzira enye. Gucisha bugufi-byacometse kumashanyarazi bikoreshwa mugucamo ibice, kandi inzira-eshatu ninzira-enye zicomeka zikoreshwa muguhindura icyerekezo cyikigereranyo cyangwa kuyobya icyerekezo.

2.6Ikinyugunyugu

Ikinyugunyugu ni ikinyugunyugu kizunguruka 90 ° kizengurutse umurongo uhamye mu mubiri wa valve kugirango urangize imirimo yo gufungura no gufunga. Ibinyugunyugu ni bito mubunini, urumuri muburemere kandi byoroshye muburyo, bigizwe nibice bike.

Kandi irashobora gukingurwa no gufungwa byihuse nukuzunguruka 90 ° gusa, byoroshye gukora. Iyo ikinyugunyugu kiba kiri mumwanya wuzuye, ubunini bwisahani yikinyugunyugu nicyo cyonyine kirwanya iyo imiyoboro inyuze mumubiri wa valve. Kubwibyo, igitutu kigabanuka cyakozwe na valve ni gito cyane, kuburyo gifite imiterere myiza yo kugenzura ibintu. Ibinyugunyugu bigabanijemo ubwoko bubiri bwo gufunga: kashe ya elastike yoroshye hamwe nicyuma gikomeye. Ikidodo cya kashe ya elastike, impeta yo gufunga irashobora gushyirwa mumubiri wa valve cyangwa igahuzwa na plaque yikinyugunyugu. Ifite imikorere myiza yo gufunga kandi irashobora gukoreshwa mumashanyarazi, imiyoboro ya vacuum yo hagati hamwe nibitangazamakuru byangirika. Imyanya ifite kashe yicyuma muri rusange ifite igihe kirekire cyumurimo kuruta indangagaciro zifite kashe ya elastike, ariko biragoye kugera kashe yuzuye. Mubisanzwe bikoreshwa mubihe aho umuvuduko nigitutu bigabanuka cyane kandi nibikorwa byiza byo gutereta birakenewe. Ikidodo c'icuma kirashobora guhuza n'ubushuhe buhanitse bwo gukora, mugihe kashe ya elastike ifite ibibi byo kugarukira kubushuhe.

2.7Reba valve

Kugenzura valve ni valve ishobora guhita ikumira ihindagurika ryamazi. Disiki ya cheque valve ifungura munsi yumuvuduko wamazi, kandi amazi atemba ava kumurongo winjira kuruhande. Iyo umuvuduko kuruhande rwinjira uri munsi yuruhande rusohokera, disiki ya valve ihita ifunga bitewe nigikorwa cyo gutandukanya umuvuduko wamazi, uburemere bwacyo nibindi bintu kugirango birinde amazi gutembera inyuma. Ukurikije imiterere yuburyo, irashobora kugabanwa muri lift igenzura valve na swing check valve. Ubwoko bwo guterura bufite kashe nziza kandi irwanya amazi menshi kuruta ubwoko bwa swing. Kubijyanye no guswera umuyoboro wa pompe, hagomba gukoreshwa valve yo hepfo. Igikorwa cyayo ni ukuzuza umuyoboro wa pompe amazi mbere yo gutangira pompe; nyuma yo guhagarika pompe, komeza umuyoboro winjira na pompe umubiri wuzuye amazi kugirango witegure gutangira. Ububiko bwo hasi busanzwe bushyirwa gusa kumuyoboro uhagaze kuri pompe yinjira, kandi hagati iva hasi ikagera hejuru.

2.8Diaphragm valve

Igice cyo gufungura no gufunga igice cya diafragm ni diaphragm ya reberi, ishyizwe hagati yumubiri wa valve nigifuniko cya valve.

Igice cyo hagati cya diafragma gishyizwe kumurongo wa valve, naho umubiri wa valve ushyizwemo na reberi. Kubera ko uburyo butinjira mu mwobo w'imbere w'igifuniko cya valve, uruti rwa valve ntirusaba agasanduku kuzuza. Umuyoboro wa diaphragm ufite imiterere yoroshye, imikorere myiza yo gufunga, kubungabunga byoroshye, no kurwanya amazi make. Indanganturo ya Diaphragm igabanijwemo ubwoko bwa weir, bugororotse binyuze mu bwoko, iburyo-buringaniye n'ubwoko-butemba.

3. Amabwiriza akoreshwa muburyo bwo guhitamo valve

3.1 Amabwiriza yo gutoranya amarembo

Mubihe bisanzwe, amarembo yimare agomba guhitamo. Usibye kuba bikwiranye na parike, amavuta nibindi bitangazamakuru, indangagaciro z'irembo nazo zikwiriye kubitangazamakuru birimo ibinini bya granulaire hamwe nubukonje bwinshi, kandi bikwiranye na valve mumashanyarazi na sisitemu ya vacuum nkeya. Kubitangazamakuru birimo ibice bikomeye, umubiri wa valve wumuryango ugomba kuba ufite umwobo umwe cyangwa ibiri. Kubitangazamakuru bitanga ubushyuhe buke, ubushyuhe buke bwihariye amarembo agomba guhitamo.

3.2 Amabwiriza yo guhitamo indangagaciro zihagarara

Guhagarika valve ikwiranye numuyoboro ufite ibisabwa bidasubirwaho mukurwanya amazi, ni ukuvuga gutakaza umuvuduko ntibifatwa cyane, kandi imiyoboro cyangwa ibikoresho bifite ubushyuhe bwinshi nibitangazamakuru byumuvuduko mwinshi. Irakwiriye kumashanyarazi nindi miyoboro iciriritse hamwe na DN <200mm; mato mato arashobora gukoresha ibice byaciwe. Imyanda, nkibikoresho byinshinge, ibikoresho byabigenewe, ibyitegererezo, ibipimo byerekana umuvuduko, nibindi.; guhagarika valve bifite ihinduka ryoguhindura cyangwa guhinduranya igitutu, ariko ibyukuri byo guhinduka ntabwo bisabwa, kandi diameter yumuyoboro ni ntoya, kubwibyo guhagarika valve cyangwa gutera akabariro bigomba gukoreshwa Valve; Kubitangazamakuru bifite ubumara bukabije, hagomba gukoreshwa inzogera ifunze inzogera; icyakora, guhagarika valve ntigomba gukoreshwa mubitangazamakuru bifite ubukonje bwinshi nibitangazamakuru birimo ibice bikunda kwibiza, ntanubwo bigomba gukoreshwa nka valve yumuyaga na valve muri sisitemu yo hasi.

3.3 Amabwiriza yo gutoranya umupira

Imipira yumupira ikwiranye nubushyuhe buke, umuvuduko mwinshi, hamwe nibitangazamakuru byinshi. Imipira myinshi yumupira irashobora gukoreshwa mubitangazamakuru hamwe nuduce duto twahagaritswe, kandi birashobora no gukoreshwa mubitangazamakuru byifu na granular ukurikije ibikoresho bifatika; Umuyoboro wuzuye wumupira wumupira ntukwiriye kugenzurwa, ariko birakwiriye mubihe bisaba gufungura byihuse no gufunga, byoroshye kubishyira mubikorwa. Guhagarika byihutirwa mu mpanuka; mubisanzwe birasabwa mumiyoboro ifite imikorere ikomeye yo gufunga, kwambara, kugabanya imiyoboro, gufungura byihuse no gufunga, guhagarika umuvuduko mwinshi (itandukaniro rinini ryumuvuduko), urusaku ruke, ibintu bya gaze, ibintu bito bito, hamwe no kurwanya amazi mato. Koresha imipira yumupira; imipira yumupira ikwiranye nuburyo bworoshye, kugabanya umuvuduko muke, hamwe nibitangazamakuru byangirika; imipira yumupira nayo ninziza nziza kubushyuhe buke hamwe na media ya cryogenic. Kuri sisitemu yo kuvoma nibikoresho bifite itangazamakuru ryubushyuhe buke, hagomba gukoreshwa imipira yubushyuhe buke bwumupira hamwe nibifuniko bya valve; hitamo Iyo ukoresheje umupira ureremba, ibikoresho byicaro bigomba kwikorera umutwaro wumupira hamwe nuburyo bukora. Imipira minini ya diameter isaba imbaraga nyinshi mugihe ikora. Imipira yumupira hamwe na DN ≥ 200mm igomba gukoresha imiyoboro yinyo; imipira ihamye yimipira ikwiranye na diameter nini nibihe byumuvuduko mwinshi; hiyongereyeho, imipira yumupira ikoreshwa mumiyoboro itunganyirizwa kubikoresho bifite ubumara bukabije nibitangazamakuru byaka umuriro bigomba kugira ibyuma bitangiza umuriro kandi birwanya anti-static.

3.4 Amabwiriza yo guhitamo valve

Umuyoboro wa trottle urakwiriye mugihe aho ubushyuhe buringaniye buri hasi kandi umuvuduko ukabije. Irakwiriye ibice bikeneye guhindura umuvuduko nigitutu. Ntibikwiye kubitangazamakuru bifite ububobere buke hamwe nuduce twinshi, kandi ntibikwiriye gukoreshwa nka valve yo kwigunga.

3.5 Gucomeka amabwiriza yo guhitamo

Gucomeka valve ikwiranye nibihe bisaba gufungura byihuse no gufunga. Mubisanzwe ntabwo bikwiranye nubushyuhe hamwe nubushyuhe bwo hejuru. Ikoreshwa mugihe giciriritse hamwe nubushyuhe bwo hasi hamwe nubukonje bwinshi, kandi biranakenewe kubiciriritse hamwe nuduce twahagaritswe.

3.6 Amabwiriza yo guhitamo ikinyugunyugu

Ibinyugunyugu bikwiranye nibihe bifite diametero nini (nka DN ﹥ 600mm) hamwe n'uburebure bugufi bwubatswe, kimwe nibisabwa aho guhindura imigezi no gufungura byihuse no gufunga bisabwa. Mubisanzwe bikoreshwa mumazi, amavuta na compression hamwe nubushyuhe ≤80 ° C hamwe nigitutu ≤1.0MPa. Ikirere n'ibindi bitangazamakuru; kuberako gutakaza umuvuduko wibinyugunyugu ari binini ugereranije n’irembo ry’irembo hamwe n’umupira w’umupira, ibinyugunyugu bikwiranye na sisitemu y'imiyoboro ifite ibyifuzo byo gutakaza umuvuduko ukabije.

3.7 Reba amabwiriza yo guhitamo valve

Kugenzura indangagaciro mubisanzwe bikwiranye nibitangazamakuru bisukuye kandi ntibikwiriye kubitangazamakuru birimo ibice bikomeye hamwe nubwiza bwinshi. Iyo DN ≤ 40mm, hagomba gukoreshwa valve igenzura (gusa yemerewe gushyirwaho kumiyoboro itambitse); mugihe DN = 50 ~ 400mm, hagomba gukoreshwa valve igenzura ya swing (irashobora gushyirwaho kumiyoboro yombi itambitse kandi ihagaritse, Niba ishyizwe kumuyoboro uhagaze, icyerekezo cyo hagati kigomba kuba kuva hasi kugera hejuru); iyo DN ≥ 450mm, hagomba gukoreshwa buffer igenzura; iyo DN = 100 ~ 400mm, wafer igenzura valve nayo irashobora gukoreshwa; Igenzura rya swing Kugarura valve irashobora gukorwa kugirango igire umuvuduko mwinshi wakazi, PN irashobora kugera kuri 42MPa, kandi irashobora gukoreshwa muburyo ubwo aribwo bwose bwo gukora hamwe nubushyuhe bwakazi bukora bitewe nibikoresho bya shell na kashe. Ikigereranyo ni amazi, amavuta, gaze, imiti yangirika, amavuta, imiti, nibindi. Ubushyuhe bwakazi buringaniye buri hagati ya -196 ~ 800 ℃.

3.8 Amabwiriza yo gutoranya Diaphragm

Umuyoboro wa diafragm ubereye amavuta, amazi, itangazamakuru rya acide nibitangazamakuru birimo ibintu byahagaritswe bifite ubushyuhe buri munsi ya 200 ° C hamwe numuvuduko uri munsi ya 1.0MPa. Ntibikwiriye kumashanyarazi kama nibitangazamakuru bikomeye bya okiside. Ubwoko bwa diaphragm bwa Weir bugomba gutoranywa kubitangazamakuru byangiza. Mugihe uhitamo ubwoko bwa diaphragm valve, reba imbonerahamwe iranga imigendekere; amazi ya viscous, sima ya sima hamwe nibitangazamakuru bigusha bigomba gukoresha neza-diafragm valve; usibye ibisabwa byihariye, valve ya diaphragm ntigomba gukoreshwa mumiyoboro ya vacuum nibikoresho bya vacuum.