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一、貝爾Z941H-40C DN100鑄鋼電動法蘭智能開關一體化電動閘閥閘閥原理(li)

閘(zha)閥啟閉件(jian)是(shi)閘(zha)板,閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)的(de)(de)(de)(de)(de)運(yun)動(dong)(dong)方(fang)向(xiang)(xiang)(xiang)與(yu)流體方(fang)向(xiang)(xiang)(xiang)相(xiang)垂(chui)(chui)直(zhi),閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)只能作(zuo)(zuo)全(quan)開(kai)(kai)和(he)全(quan)關(guan),不能作(zuo)(zuo)調節和(he)節流。閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)有兩個密(mi)(mi)封(feng)(feng)面(mian),**的(de)(de)(de)(de)(de)模式(shi)(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)閥(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)兩個密(mi)(mi)封(feng)(feng)面(mian)形(xing)成(cheng)楔(xie)(xie)形(xing)、楔(xie)(xie)形(xing)角隨閥(fa)(fa)(fa)(fa)(fa)(fa)門參數而(er)異,通(tong)(tong)常(chang)為(wei) 50, 介(jie)質(zhi)溫度不高時(shi)(shi)(shi)為(wei) 2°52。楔(xie)(xie)式(shi)(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)可(ke)(ke)以(yi)(yi)做(zuo)成(cheng)一個整體,叫(jiao)(jiao)做(zuo)剛性(xing)(xing)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)；也可(ke)(ke)以(yi)(yi)做(zuo)成(cheng)能產生微量變形(xing)的(de)(de)(de)(de)(de)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban),以(yi)(yi)改善(shan)其工藝性(xing)(xing),彌補密(mi)(mi)封(feng)(feng)面(mian)角度在(zai)加工過程(cheng)中產生的(de)(de)(de)(de)(de)偏差,這(zhe)種閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)叫(jiao)(jiao)做(zuo)彈(dan)性(xing)(xing)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)。閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)關(guan)閉時(shi)(shi)(shi),密(mi)(mi)封(feng)(feng)面(mian)可(ke)(ke)以(yi)(yi)只依靠(kao)介(jie)質(zhi)壓(ya)力(li)來密(mi)(mi)封(feng)(feng),即(ji)依靠(kao)介(jie)質(zhi)壓(ya)力(li)將(jiang)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)的(de)(de)(de)(de)(de)密(mi)(mi)封(feng)(feng)面(mian)壓(ya)向(xiang)(xiang)(xiang)另一側的(de)(de)(de)(de)(de)閥(fa)(fa)(fa)(fa)(fa)(fa)座來保證(zheng)(zheng)密(mi)(mi)封(feng)(feng)面(mian)的(de)(de)(de)(de)(de)密(mi)(mi)封(feng)(feng),這(zhe)就(jiu)是自密(mi)(mi)封(feng)(feng)。大(da)部分閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)是采用強制密(mi)(mi)封(feng)(feng)的(de)(de)(de)(de)(de),即(ji)閥(fa)(fa)(fa)(fa)(fa)(fa)門關(guan)閉時(shi)(shi)(shi),要依靠(kao)外力(li)強行(xing)將(jiang)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)壓(ya)向(xiang)(xiang)(xiang)閥(fa)(fa)(fa)(fa)(fa)(fa)座,以(yi)(yi)保證(zheng)(zheng)密(mi)(mi)封(feng)(feng)面(mian)的(de)(de)(de)(de)(de)密(mi)(mi)封(feng)(feng)性(xing)(xing)。閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)隨閥(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)一起作(zuo)(zuo)直(zhi)線(xian)運(yun)動(dong)(dong)的(de)(de)(de)(de)(de),叫(jiao)(jiao)升(sheng)降桿(gan)(gan)(gan)(gan)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)亦叫(jiao)(jiao)明桿(gan)(gan)(gan)(gan)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)。通(tong)(tong)常(chang)在(zai)升(sheng)降桿(gan)(gan)(gan)(gan)上(shang)有梯形(xing)螺紋,通(tong)(tong)過閥(fa)(fa)(fa)(fa)(fa)(fa)門頂端(duan)的(de)(de)(de)(de)(de)螺母以(yi)(yi)及閥(fa)(fa)(fa)(fa)(fa)(fa)體上(shang)的(de)(de)(de)(de)(de)導槽,將(jiang)旋(xuan)轉運(yun)動(dong)(dong)變為(wei)直(zhi)線(xian)運(yun)動(dong)(dong),也就(jiu)是將(jiang)操(cao)作(zuo)(zuo)轉矩變為(wei)操(cao)作(zuo)(zuo)推力(li)。開(kai)(kai)啟(qi)閥(fa)(fa)(fa)(fa)(fa)(fa)門時(shi)(shi)(shi),當閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)提升(sheng)高度等(deng)于(yu)閥(fa)(fa)(fa)(fa)(fa)(fa)門通(tong)(tong)徑的(de)(de)(de)(de)(de)1：1倍(bei)時(shi)(shi)(shi),流體的(de)(de)(de)(de)(de)通(tong)(tong)道*暢通(tong)(tong),但在(zai)運(yun)行(xing)時(shi)(shi)(shi),此(ci)位(wei)(wei)置(zhi)(zhi)(zhi)是無(wu)法(fa)監視的(de)(de)(de)(de)(de)。實際使(shi)用時(shi)(shi)(shi),是以(yi)(yi)閥(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)的(de)(de)(de)(de)(de)頂點(dian)(dian)作(zuo)(zuo)為(wei)標志,即(ji)開(kai)(kai)不動(dong)(dong)的(de)(de)(de)(de)(de)位(wei)(wei)置(zhi)(zhi)(zhi),作(zuo)(zuo)為(wei)它的(de)(de)(de)(de)(de)全(quan)開(kai)(kai)位(wei)(wei)置(zhi)(zhi)(zhi)。為(wei)考慮溫度變化出現鎖死現象,通(tong)(tong)常(chang)在(zai)開(kai)(kai)到(dao)頂點(dian)(dian)位(wei)(wei)置(zhi)(zhi)(zhi)上(shang),再倒(dao)回(hui) 1/2－1圈(quan),作(zuo)(zuo)為(wei)全(quan)開(kai)(kai)閥(fa)(fa)(fa)(fa)(fa)(fa)門的(de)(de)(de)(de)(de)位(wei)(wei)置(zhi)(zhi)(zhi)。因(yin)此(ci),閥(fa)(fa)(fa)(fa)(fa)(fa)門的(de)(de)(de)(de)(de)全(quan)開(kai)(kai)位(wei)(wei)置(zhi)(zhi)(zhi),按(an)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)的(de)(de)(de)(de)(de)位(wei)(wei)置(zhi)(zhi)(zhi)即(ji)行(xing)程(cheng)來確定(ding)。有的(de)(de)(de)(de)(de)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa),閥(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)螺母設在(zai)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)上(shang),手(shou)(shou)輪(lun)轉動(dong)(dong)帶動(dong)(dong)閥(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)轉動(dong)(dong),而(er)使(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)提升(sheng),這(zhe)種閥(fa)(fa)(fa)(fa)(fa)(fa)門叫(jiao)(jiao)做(zuo)旋(xuan)轉桿(gan)(gan)(gan)(gan)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)或(huo)叫(jiao)(jiao)暗桿(gan)(gan)(gan)(gan)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)。閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)闊的(de)(de)(de)(de)(de)種類 ,按(an)密(mi)(mi)封(feng)(feng)面(mian)配置(zhi)(zhi)(zhi)可(ke)(ke)分為(wei)楔(xie)(xie)式(shi)(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)式(shi)(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)和(he)平(ping)行(xing)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)式(shi)(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa),楔(xie)(xie)式(shi)(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)式(shi)(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)又可(ke)(ke) 分為(wei) : 單閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)極式(shi)(shi)、雙閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)式(shi)(shi)和(he)彈(dan)性(xing)(xing)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)式(shi)(shi)；平(ping)行(xing)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)式(shi)(shi)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)可(ke)(ke)分為(wei)單閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)式(shi)(shi)和(he)雙閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)式(shi)(shi)。按(an)閥(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)的(de)(de)(de)(de)(de)螺紋位(wei)(wei)置(zhi)(zhi)(zhi)劃分,可(ke)(ke)分為(wei)明桿(gan)(gan)(gan)(gan)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)和(he)暗桿(gan)(gan)(gan)(gan)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)兩種。閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)安(an)裝與(yu)維護應注意以(yi)(yi)下事項：手(shou)(shou)輪(lun)、手(shou)(shou)柄(bing)及傳動(dong)(dong)機(ji)構均不允許(xu)作(zuo)(zuo)起吊用,并(bing)嚴禁碰(peng)撞(zhuang)。雙閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)板(ban)(ban)(ban)(ban)(ban)(ban)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)應垂(chui)(chui)直(zhi)安(an)裝,即(ji)閥(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)(gan)(gan)(gan)處(chu)于(yu)垂(chui)(chui)直(zhi)位(wei)(wei)置(zhi)(zhi)(zhi),手(shou)(shou)輪(lun)在(zai)頂部。帶有旁通(tong)(tong)閥(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)在(zai)開(kai)(kai)啟(qi)前應先打開(kai)(kai)旁通(tong)(tong)閥(fa)(fa)(fa)(fa)(fa)(fa),以(yi)(yi)平(ping)衡進出口的(de)(de)(de)(de)(de)壓(ya)差及減小開(kai)(kai)啟(qi)力(li)。帶傳動(dong)(dong)機(ji)構的(de)(de)(de)(de)(de)閘(zha)(zha)(zha)(zha)(zha)(zha)(zha)閥(fa)(fa)(fa)(fa)(fa)(fa),按(an)產品使(shi)用說明書的(de)(de)(de)(de)(de)規定(ding)安(an)裝。如果閥(fa)(fa)(fa)(fa)(fa)(fa)門經(jing)常(chang)開(kai)(kai)關(guan)使(shi)用,每月至少(shao)潤滑一次。

二、貝爾Z941H-40C DN100鑄鋼電動法蘭智能開關一體化電動閘閥閘(zha)閥優點

流體(ti)阻(zu)力小,密封面受(shou)(shou)介(jie)質的忡刷和侵蝕小。 開閉(bi)較省力(li)。介(jie)質流向不受(shou)(shou)限制,不擾流、不降低壓力(li)。形體簡單,結(jie)構長(chang)度短,制造工藝性好,適(shi)用(yong)范圍廣。

三、貝爾Z941H-40C DN100鑄鋼電動法蘭智能開關一體化電動閘閥閘閥產品圖片