電(dian)動(dong)不(bu)銹(xiu)鋼蝶(die)閥簡(jian)介
日(ri)期(qi): 21-11-30 閱(yue)讀(du)次(ci)數:
電(dian)動(dong)不(bu)銹(xiu)鋼蝶(die)閥屬於電(dian)動(dong)閥門和電(dian)動(dong)調節(jie)閥(fa)中(zhong)的(de)壹個品種(zhong)。電(dian)動(dong)蝶(die)閥連接方式(shi)主要有(you):法蘭式和(he)對夾(jia)式(shi);電(dian)動(dong)蝶(die)閥密(mi)封形式主要有(you):橡(xiang)膠(jiao)密(mi)封和金屬密(mi)封。電(dian)動(dong)蝶(die)閥通(tong)過電(dian)源(yuan)信(xin)號來(lai)控(kong)制蝶(die)閥的(de)開(kai)關(guan)。該(gai)產(chan)品可(ke)用(yong)做管(guan)道(dao)系(xi)統的切斷(duan)閥(fa),控(kong)制閥和(he)止回(hui)閥(fa)。不(bu)銹(xiu)鋼閥(fa)門附(fu)帶手(shou)動(dong)控制裝置(zhi),壹旦出(chu)現(xian)電(dian)源(yuan)故障(zhang),可(ke)以(yi)臨(lin)時用(yong)手動(dong)操(cao)作,不(bu)至(zhi)於影響(xiang)使用(yong)。
中文(wen)名電(dian)動(dong)蝶(die)閥外(wai)文(wen)名Electronic Butterfly Valve連接方式(shi)法蘭式(shi)和(he)對夾(jia)式(shi)特(te)征(zheng)簡(jian)單、體(ti)積(ji)小、重量輕(qing)、操(cao)作方便閥體材(cai)質鑄鐵、球墨鑄鐵、鑄鋼(gang)、不(bu)銹(xiu)鋼閥(fa)板材(cai)質304、316、316L、尼(ni)龍板、鋁(lv)青(qing)銅(tong)壓(ya)力(li)等(deng)級(ji)1.0MPa、1.6MPa結(jie)構(gou)形式法(fa)蘭(lan),對夾(jia)電(dian)壓(ya)範(fan)圍(wei)AC220V/110V/380V/24V溫度(du)範(fan)圍(wei)-30~130℃公(gong)稱通(tong)徑(jing)50-1200 mm密(mi)封閥座(zuo)NBR、EPDM、PTFE

隨著(zhe)電(dian)動(dong)閥門的發展,到目(mu)前(qian)國(guo)內(nei)外有(you)很(hen)多(duo)知名閥(fa)門企業(ye)生產電(dian)動(dong)閥門,電(dian)動(dong)蝶(die)閥是(shi)工業(ye)自動(dong)化控制領(ling)域(yu)中的重(zhong)要執行(xing)單元。它(ta)屬於電(dian)動(dong)閥門和電(dian)動(dong)調節(jie)閥(fa)中(zhong)的(de)壹個品種(zhong)。廣泛(fan)用(yong)於紡(fang)織(zhi)、電(dian)站、石(shi)油(you)化(hua)工(gong)、供熱(re)制冷、制藥(yao)、造(zao)船、冶(ye)金、輕(qing)工、環(huan)保(bao)等(deng)領(ling)域(yu)。該產品(pin)可(ke)用(yong)做管(guan)道(dao)系(xi)統的切斷(duan)閥(fa),控(kong)制閥和(he)止回(hui)閥(fa)。完(wan)整(zheng)的手(shou)動(dong)控制裝置(zhi),電(dian)動(dong)或氣動(dong)傳(chuan)動(dong)裝置,可(ke)以(yi)滿(man)足(zu)不(bu)同(tong)工(gong)況(kuang)具(ju)體條件。符(fu)合(he)嚴格(ge)的質量要求(qiu),能夠非(fei)常(chang)持(chi)久的應(ying)用(yong)。特別(bie)是在(zai)冶(ye)金鋼(gang)鐵,船舶(bo)行業(ye),有(you)著(zhe)非(fei)常(chang)高的知(zhi)名(ming)度(du)。
電(dian)動(dong)不(bu)銹(xiu)鋼蝶(die)閥適(shi)用(yong)於需(xu)要流(liu)量調節(jie)的(de)場(chang)合(he)。由於蝶(die)閥在(zai)管路中的(de)壓(ya)力(li)損(sun)失(shi)比(bi)較(jiao)大(da),大(da)約(yue)是閘閥的三倍(bei),因此(ci)在選(xuan)擇蝶(die)閥時(shi),應充(chong)分考慮管路系(xi)統受壓(ya)力(li)損(sun)失(shi)的(de)影響(xiang),還應考慮關(guan)閉(bi)時蝶(die)板承(cheng)受管(guan)道(dao)介質壓(ya)力(li)的(de)堅(jian)固性(xing)。此(ci)外,還(hai)必(bi)須考慮在高溫下彈(dan)性閥座(zuo)材(cai)料所(suo)承(cheng)受工(gong)作溫度(du)的(de)限制。蝶(die)閥的(de)結構(gou)長(chang)度(du)和(he)總(zong)體高度(du)較(jiao)小,開(kai)啟和(he)關(guan)閉(bi)速(su)度(du)快(kuai),且具(ju)有(you)良(liang)好(hao)的流(liu)體控制特性(xing),蝶(die)閥的(de)結構(gou)原理適(shi)合(he)制作大(da)口(kou)徑(jing)閥門。當要求(qiu)蝶(die)閥作(zuo)控制流(liu)量使用(yong)時,重(zhong)要的(de)是正確(que)選(xuan)擇蝶(die)閥的(de)尺(chi)寸(cun)和類型,使(shi)之能恰當(dang)地、有(you)效(xiao)地工作。中線(xian)蝶(die)閥通(tong)常,在節(jie)流(liu)、調節(jie)控(kong)制與泥(ni)漿介質中,要求(qiu)結構長(chang)度(du)短,啟閉(bi)速(su)度(du)快(kuai)(1/4轉)。低壓(ya)截止(zhi)(壓(ya)差小),推薦選(xuan)用(yong)蝶(die)閥。在(zai)雙(shuang)位調(tiao)節(jie)、縮(suo)口(kou)地通(tong)道(dao)、低噪(zao)聲、有(you)氣穴(xue)和氣化現(xian)象,向大(da)氣少量滲(shen)漏,具(ju)有(you)磨(mo)蝕性(xing)介質時,可以(yi)選(xuan)用(yong)蝶(die)閥。在(zai)特殊(shu)工況(kuang)條件下(xia)節(jie)流(liu)調節(jie),或(huo)要求(qiu)密(mi)封嚴格(ge),或磨(mo)損(sun)嚴重(zhong)、低溫(深冷)等工(gong)況(kuang)條件下(xia)使用(yong)蝶(die)閥時(shi),需使(shi)用(yong)特殊(shu)設計金屬密(mi)封帶調(tiao)節(jie)裝(zhuang)置(zhi)地三偏心(xin)或(huo)雙(shuang)偏心(xin)地專用(yong)蝶(die)閥。
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