上海閥(fa)(fa)(fa)盛閥(fa)(fa)(fa)門制造有限(xian)(xian)(xian)公司主要生產限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)，可提供限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)價格(ge)，限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)說明書，限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)實物圖(tu)，限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)結(jie)構圖(tu)，限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)外形(xing)尺寸，限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)執行標準，限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)工作原理(li)，限(xian)(xian)(xian)流(liu)止(zhi)(zhi)回(hui)(hui)(hui)(hui)閥(fa)(fa)(fa)作用特(te)點。

限(xian)流止回閥功(gong)能和(he)作用：

一(yi).限(xian)流功能(neng)該(gai)閥(fa)(fa)(fa)(fa)(fa)安裝于(yu)水(shui)泵(beng)(beng)出口，在單(dan)泵(beng)(beng)啟動和非全(quan)數設(she)(she)(she)計工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)泵(beng)(beng)工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)時(shi)(shi)，多工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)泵(beng)(beng)起(qi)限(xian)制(zhi)流量作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)，使泵(beng)(beng)在較高(gao)(gao)效率狀態下工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)；防止(zhi)(zhi)(zhi)電(dian)(dian)(dian)動機(ji)愛(ai)水(shui)泵(beng)(beng)低(di)(di)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)、大流量、低(di)(di)效率時(shi)(shi)，發生過載(zai)現(xian)(xian)象(xiang)(xiang)；防止(zhi)(zhi)(zhi)超額定(ding)(ding)電(dian)(dian)(dian)流燒(shao)電(dian)(dian)(dian)機(ji)現(xian)(xian)象(xiang)(xiang)的(de)發生，同時(shi)(shi)起(qi)到一(yi)定(ding)(ding)的(de)節能(neng)效果。其限(xian)流原理為：依(yi)據水(shui)泵(beng)(beng)的(de)設(she)(she)(she)計工(gong)(gong)況(kuang)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)，導閥(fa)(fa)(fa)(fa)(fa)自動檢測并控(kong)制(zhi)水(shui)泵(beng)(beng)的(de)實際工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)，以限(xian)制(zhi)水(shui)泵(beng)(beng)的(de)工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)流量，限(xian)制(zhi)電(dian)(dian)(dian)機(ji)的(de)負載(zai)。該(gai)閥(fa)(fa)(fa)(fa)(fa)設(she)(she)(she)定(ding)(ding)一(yi)個控(kong)制(zhi)工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)氣揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)，當水(shui)泵(beng)(beng)工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)低(di)(di)于(yu)控(kong)制(zhi)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)時(shi)(shi)閥(fa)(fa)(fa)(fa)(fa)門做(zuo)關閥(fa)(fa)(fa)(fa)(fa)動作(zuo)(zuo)(zuo)(zuo)，使實際工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)加大；當水(shui)泵(beng)(beng)工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)大于(yu)設(she)(she)(she)定(ding)(ding)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)時(shi)(shi)閥(fa)(fa)(fa)(fa)(fa)門全(quan)開(kai)，閥(fa)(fa)(fa)(fa)(fa)門阻(zu)力極小。控(kong)制(zhi)氣揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)的(de)設(she)(she)(she)定(ding)(ding)可(ke)(ke)以按電(dian)(dian)(dian)機(ji)額定(ding)(ding)電(dian)(dian)(dian)流設(she)(she)(she)定(ding)(ding)，也可(ke)(ke)以按高(gao)(gao)效率工(gong)(gong)況(kuang)設(she)(she)(she)定(ding)(ding)，該(gai)閥(fa)(fa)(fa)(fa)(fa)門工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)設(she)(she)(she)定(ding)(ding)值可(ke)(ke)調，一(yi)般出廠設(she)(she)(she)定(ding)(ding)值為設(she)(she)(she)計工(gong)(gong)況(kuang)揚(yang)(yang)(yang)程(cheng)(cheng)(cheng)(cheng)。二.止(zhi)(zhi)(zhi)回功能(neng).該(gai)閥(fa)(fa)(fa)(fa)(fa)的(de)止(zhi)(zhi)(zhi)回功能(neng)完(wan)全(quan)等同于(yu)微阻(zu)緩閉(bi)止(zhi)(zhi)(zhi)回閥(fa)(fa)(fa)(fa)(fa)，且無關閉(bi)噪(zao)聲，零(ling)回流。此閥(fa)(fa)(fa)(fa)(fa)主要(yao)用(yong)(yong)(yong)于(yu)多泵(beng)(beng)并聯(lian)使用(yong)(yong)(yong)時(shi)(shi)安裝與水(shui)泵(beng)(beng)壓出口，起(qi)限(xian)制(zhi)水(shui)泵(beng)(beng)工(gong)(gong)作(zuo)(zuo)(zuo)(zuo)流量，防止(zhi)(zhi)(zhi)停泵(beng)(beng)回流作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)。該(gai)閥(fa)(fa)(fa)(fa)(fa)采用(yong)(yong)(yong)導閥(fa)(fa)(fa)(fa)(fa)-主閥(fa)(fa)(fa)(fa)(fa)構造，結構緊湊，重量較輕。

限流止回閥主要零件材質如(ru)下表：

二、限流止回閥主要外形尺寸：