Chumiwafer dual plate check valve a nihi check valve chi khat a ni bawk a, rotary actuation nei a ni a, mahse double disc a ni a, spring action hnuaiah a khar thin. Disc hi bottom-up fluid hmanga nawr hawn a ni a, valve hian structure awlsam tak a nei a, clamp hi flange pahnih inkarah dah a ni a, a size te leh light weight pawh a hniam hle.
Chumiwafer dual plate check valve a nivalve bore sir zawng zawnga ribbed shaft-a dah spring-loaded D-shaped disc pahnih a nei. Hetiang structure hian disc center of gravity kalna hlat zawng a ti tawi a ni. Hetianga siam hian disc rit zawng pawh 50% in a tihhniam bawk a, single-disc swing-on check valve size inang nen khaikhin chuan a ti tlem bawk. Spring load vang hian valve hian backflow a reacted rang hle.
Wafer dual plate check valve hi double-lobe lightweight construction hian seat sealing leh operation a ti awlsam zawk a ni.
Double butterfly-a kut sei tak spring action chucheck valve a niseat chu rub lovin disc chu a inhawng leh khar thei a, spring hian disc chu khar turin independent takin hna a thawk bawk (DN150 leh a chunglam).
A hinged support sleeve chu double-flap butterfly a nicheck valve a nidisc hran (bore lian zawk) hmanga aborted a nih chuan friction a ti tlem a, water hammer a ti tlem bawk.
Conventional nena khaikhin chuanswing check valve te a awm bawk,wafer dual plate check valve a nisakna chu a tlangpuiin a chak zawk, a rit zawk, a te zawk, a hlawk zawk a, a man a to zawk bawk. He valve hian API 594 standard a tlin a, diameter tam zawk tan chuan he valve hi face-to-face size hi valve pangngai aiin 1/4 chauh a ni a, a rit zawng hi valve pangngai aiin 15%~20% a ni a, chuvangin swing check valve aiin a man a tlawm zawk bawk. Standard gasket leh pipe flange inkarah pawh dah a awlsam zawk bawk. A hman awlsam avangin flange connection bolt set khat chauh a mamawh avangin install laiin components a humhim bawk a, installation senso leh nitin maintenance senso a ti tlem bawk.
Double-flap butterfly check valve hian special construction features a nei bawk a, hei hian he valve hi high-performance non-impact check valve a siam a ni. Heng features te hi no-clean opening, bore valve tam zawk tan independent spring construction, leh independent disc support system te a ni. Heng feature thenkhat hi check valve nen a awm lo. Wafer dual plate check valve hi lugs, double flanges leh extended body hmanga design theih a ni bawk.
Pakhatnaah chuan hawn leh khar dan tur
Double-disc siamnaah hian spring-loaded disc (semi-disc) pahnih, hinged pin-a innghat, a laiah dinglam hawia innghat a ni. Fluid chu a luang tan chuan disc chu a inhawng a, chu chu sealing surface lai takah a thawk a, chu chu a rah chhuah force (F) a ni. Counteractive spring support force (FS) hi disc face lairil pawnah dah a ni a, chu chuan disc root chu a inhawng hmasa ber a ni. Hei hian sealing surface-a friction awm chu a veng a, chu chu disc chu conventional valve hlui zawka hawn a nih chuan a awm lo a, component-a wear and tear a awm lo.
Flow rate a tlahniam chuan torsion spring hian automatic in a reacted a, chu chuan disc chu a khar a, body seat hnaih zawkah a kal a, chu chuan travel distance leh khar hun a ti tlem a ni. Fluid chu hnunglam hawia a luang chuan disc chu body seat hnaih zauh zauh a, valve dynamic response chu nasa takin a ti chak a, chu chuan water hammer effect a tihtlem bakah impact-free performance a nei thei a ni.
Closing a nih hian spring force action point action hian disc chunglam chu a khar hmasa a, chu chuan disc root-ah biting leh friction a veng a, chutiang chuan valve chuan seal integrity chu rei zawk a vawng thei a ni.
2. Independent spring structure a ni
Spring construction (DN150 leh a chunglam) hian disc tinah torque nasa zawk a pe thei a, industrial flow a inthlak danglam chuan disc chu independent takin a khar thei bawk. Experiment-ah chuan he effect hian valve dam chhung 25% in a tisang a, water hammer pawh 50% in a tlahniam tih hmuhchhuah a ni.
Double disc section tin hian independent closing force pe thei springs an nei a, bracket pahnih nei spring pangngai 350° ai chuan 140° (fig. 3) angular offset tenau tak hnuaiah an awm a ni.
3. Independent disc suspension structure a awm thei
Independent hinge structure hian friction 66% in a tihtlem a, hei hian valve reactivity nasa takin a ti tha hle. Support sleeve hi pawn lam hinge atanga dah a ni a, chutiang chuan valve hnathawh laiin upper hinge chu lower sleeve in independent takin a support thei a ni. Hei hian disc pahnih hi a rualin an react nghal vat a, an close thei bawk a, dynamic performance tha tak a nei thei a ni.
Palinaah chuan pipeline nena inzawmna mode a ni
Wafer dual plate check valve a awm bawkleh pipe te chu clamp, lug, flange, leh clamp hmangin a inzawm thei bawk.
Hrechiang duh tan kan website ah hian i click thei angButterfly Valve, TWS Valve hmanga tui luang chhuak (tws-valve.com) hmanga control theih
Post hun chhung: Oct-24-2024
