Gate valve a ni lehbutterfly valve a ni an pahnih hian pipeline hmannaah flow switching leh regulating hna an thawk vek a ni. Dik tak chuan butterfly valve leh gate valve thlan danah hian hmanraw a la awm reng a ni. Tui supply network-a pipeline leilung khuh thukzia tihtlem nan, a tlangpuiin diameter lian zawk pipe-ah chuan butterfly valve dah a ni a, chu chuan lei khuh thuknaah nghawng a nei tlem hle a, gate valve thlan tumin an bei a ni.
Butterfly valve leh gate valve hi eng nge an danglamna?
Gate valve leh butterfly valve hnathawh leh hman dan azirin gate valve hian flow resistance tlem a nei a, sealing performance tha tak a nei bawk. Gate valve plate leh medium flow direction chu vertical angle-ah a awm avangin valve plate-ah gate valve chu a hmunah switch a nih loh chuan valve plate-a medium scouring hian valve plate chu a vibrate ang. , Gate valve seal tihchhiat a awlsam hle. Butterfly valve, flap valve tia hriat bawk hi regulating valve chi khat, a structure awlsam tak a ni. Low-pressure pipeline medium on-off control atana hman theih butterfly valve tih awmzia chu closing member (disc emaw butterfly plate) chu disc a ni a, chu chu valve shaft vel a inher a, hawn leh khar a ni. Tui chi hrang hrang, boruak, tui, steam, corrosive media hrang hrang, mud, oil, liquid metal leh radioactive media te kal dan control nana hman theih valve. Pipeline-a cut leh throttling hna a thawk ber a ni. Butterfly valve hawn leh khar part hi disc ang maia butterfly plate a ni a, chu chu valve body-ah a axis-ah a inher kual a, chu chu hawn leh khar emaw, siamrem emaw tumna tihhlawhtlin nan a ni. Butterfly plate chu valve stem hmanga khalh a ni. Kum 90 a tlin chuan°, hawn leh khar vawi khat a ti zo thei. Disc deflection angle thlak danglam hian medium flow chu control theih a ni.
Hnathawh dan leh medium: Butterfly valve hi engineering system-a corrosive leh non-corrosive fluid chi hrang hrang phurh chhuahna atan a tha a, chungte chu producer, coal gas, natural gas, liquefied petroleum gas, city gas, boruak lum leh vawt, chemical smelting leh power generation environment humhalhna, building tui supply leh drainage, etc. Medium pipeline-ah chuan adjust leh cut off nan hman a ni medium atanga luang chhuak.
Gate valve hian member gate hawn leh khar a nei a, gate kalna lam chu fluid lam hawia perpendicular a ni a, gate valve hi hawn kim leh khar kim vek chauh a ni. A siam dan tihchangtlun nanor ability leh processing laiin sealing surface angle deviation a siam tha a, he gate hi elastic gate an ti a ni.
Gate valve khar a nih chuan sealing surface chu seal turin medium pressure chauh a rinchhan thei a, chu chu sealing surface sealing a nih theih nan gate sealing surface chu a sir lehlamah valve seat-ah press turin medium pressure chauh a rinchhan thei a, chu chu self-sealing a ni. Gate valve tam zawk hi chu force-a sealed an ni a, chu chu valve khar a nih chuan sealing surface a tight theih nan pawn lam force hmangin gate chu valve seat-ah forced a ngai tihna a ni.
Movement mode: Gate valve gate chu valve stem nen line dik takin a kal a, hei hi an ti bawkOS&Y a ni gate valve a ni. A tlangpuiin lift rod-ah hian trapezoidal thread a awm thin. Valve chunglama nut leh valve body-a guide groove hmangin rotary motion chu linear motion-ah a inthlak a, chu chu operating torque chu operating thrust-ah a inthlak tihna a ni. Valve hawn a nih chuan gate lift san zawng chu valve diameter aiin a let 1:1 a nih chuan fluid channel chu a inkharkhip vek a, mahse hnathawh laiin he dinhmun hi enkawl theih a ni lo. Hman tak takah chuan valve stem apex chu chhinchhiahna atan hman a ni a, chu chu hawn theih lohna hmun, a hawn kimna hmun atan hman a ni. Temperature inthlak danglam vanga lock-up phenomenon ngaihtuah tur chuan a chung lam position-ah hawn a ni tlangpui a, chutah chuan 1/2-1 turn-ah hawn leh a ni a, chu chu fully open valve awmna hmun angin a ni. Chuvangin, gate awmna (ie stroke) a zirin valve inhawng kim vek tur chu a ruat thin. Gate valve stem nut thenkhat chu gate-ah dah a ni a, handwheel a inher chuan valve stem chu a inher tir a, chu chuan gate chu a ti sang a ni. Hetiang valve hi Rotary stem gate valve emawNRS gate valve a ni.
Post hun chhung: Jul-14-2022
