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成都推薦防火閥價格

2020-10-13
成都推薦防火閥價格

防火閥是用來阻斷來自火災區的煙氣及火焰通過,并在一定時間內能滿足耐火穩定性和耐火完整性要求的閥門。成都防火閥為了將火災引起的損失減少到小程度,就必須采取有效的防火、防排煙措施,以控制火勢蔓延,而防火閥在通風、空調及防排煙系統中的合理設置,則防火閥起到(dao)了重要的(de)(de)作(zuo)用(yong)。防火(huo)閥(fa)的(de)(de)結構(gou)(gou)(gou)和(he)工作(zuo)原理,防火(huo)閥(fa)主(zhu)要由(you)(you)閥(fa)體(ti)和(he)執行機(ji)構(gou)(gou)(gou)組(zu)成(cheng)。閥(fa)體(ti)由(you)(you)殼體(ti)、法(fa)蘭、葉(xie)(xie)(xie)片(pian)及葉(xie)(xie)(xie)片(pian)聯動機(ji)構(gou)(gou)(gou)等組(zu)成(cheng)。執行機(ji)構(gou)(gou)(gou)由(you)(you)外殼、葉(xie)(xie)(xie)片(pian)調節機(ji)構(gou)(gou)(gou)、離(li)合器、溫度熔斷器等組(zu)成(cheng)。防火(huo)閥(fa)的(de)(de)執行機(ji)構(gou)(gou)(gou)是(shi)通過(guo)金屬易熔片(pian)和(he)離(li)合器機(ji)構(gou)(gou)(gou)來(lai)控(kong)制葉(xie)(xie)(xie)片(pian)的(de)(de)轉動。

成都推薦防火閥價格

1、70℃防火(huo)(huo)(huo)閥(fa)(fa)(fa)用(yong)在空調送風(feng)(feng)、通風(feng)(feng)系統管道上;平時(shi)(shi)常(chang)(chang)開,發(fa)生火(huo)(huo)(huo)災時(shi)(shi)關(guan)閉(bi),聯鎖風(feng)(feng)機(ji),使風(feng)(feng)機(ji)關(guan)閉(bi);2、280℃防火(huo)(huo)(huo)閥(fa)(fa)(fa)用(yong)在排(pai)煙(yan)(yan)(yan)系統管道上,平時(shi)(shi)常(chang)(chang)開,發(fa)生火(huo)(huo)(huo)災時(shi)(shi)排(pai)煙(yan)(yan)(yan),當(dang)煙(yan)(yan)(yan)氣溫(wen)(wen)度(du)(du)達到(dao)280度(du)(du)時(shi)(shi),防火(huo)(huo)(huo)閥(fa)(fa)(fa)關(guan)閉(bi),聯鎖風(feng)(feng)機(ji)關(guan)閉(bi);3、280℃防火(huo)(huo)(huo)閥(fa)(fa)(fa)應為常(chang)(chang)開,又叫高溫(wen)(wen)防火(huo)(huo)(huo)閥(fa)(fa)(fa),一般安(an)裝在有高溫(wen)(wen)環境的通風(feng)(feng)管道中(zhong)(zhong),當(dang)溫(wen)(wen)度(du)(du)到(dao)達280℃后易熔(rong)合金熔(rong)化(hua),閥(fa)(fa)(fa)門(men)關(guan)閉(bi),同時(shi)(shi)可以用(yong)24V電信號(hao)控(kong)制。如(ru)果(guo)說是280排(pai)煙(yan)(yan)(yan)防火(huo)(huo)(huo)閥(fa)(fa)(fa)應為常(chang)(chang)閉(bi),安(an)裝在排(pai)煙(yan)(yan)(yan)管道中(zhong)(zhong)發(fa)生火(huo)(huo)(huo)災時(shi)(shi)控(kong)制中(zhong)(zhong)心給出電信號(hao)使其打開排(pai)煙(yan)(yan)(yan),當(dang)溫(wen)(wen)度(du)(du)到(dao)達280時(shi)(shi)易熔(rong)合金熔(rong)化(hua)閥(fa)(fa)(fa)門(men)關(guan)閉(bi),是一種二次動作的閥(fa)(fa)(fa)門(men)。

成都推薦防火閥價格

1,通風(feng)風(feng)管(guan)(guan)安(an)(an)裝在支架(jia)上,應(ying)設托座。2,通風(feng)風(feng)管(guan)(guan)如(ru)(ru)有(you)穿出屋面外(wai)部分,應(ying)設置防雨罩。3,通風(feng)風(feng)管(guan)(guan)采用無法蘭連時,接口(kou)處(chu)應(ying)嚴(yan)密牢固。通風(feng)風(feng)管(guan)(guan)連接兩平面應(ying)平直,不得錯位及扭曲。4,輸送易產(chan)生冷凝水的通風(feng)風(feng)管(guan)(guan),安(an)(an)裝應(ying)設計坡度。通風(feng)風(feng)管(guan)(guan)底部不能有(you)縱向的接縫, 如(ru)(ru)必(bi)須有(you)接縫,則應(ying)采用密封方(fang)式。通風(feng)管(guan)(guan)道安(an)(an)裝完畢后,應(ying)進行嚴(yan)密性試驗,如(ru)(ru)發現異常(chang)情況,通風(feng)管(guan)(guan)道的制作、安(an)(an)裝、檢驗和試驗,是一個連貫的工程,做到安(an)(an)全適用,經濟合理,方(fang)便(bian)施工,確保通風(feng)管(guan)(guan)道的工程質量。

成都推薦防火閥價格

通風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管道(dao)安裝(zhuang)(zhuang)(zhuang)程序(xu)(xu):(1)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管組(zu)(zu)裝(zhuang)(zhuang)(zhuang):當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管較(jiao)(jiao)短時(shi)(shi)(shi)(shi)(shi),可一(yi)次在(zai)地(di)面(mian)組(zu)(zu)裝(zhuang)(zhuang)(zhuang)而成,當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管較(jiao)(jiao)長時(shi)(shi)(shi)(shi)(shi),可視安裝(zhuang)(zhuang)(zhuang)場(chang)地(di)的(de)情況,在(zai)地(di)面(mian)分段組(zu)(zu)裝(zhuang)(zhuang)(zhuang)。組(zu)(zu)裝(zhuang)(zhuang)(zhuang)時(shi)(shi)(shi)(shi)(shi)應(ying)(ying)盡(jin)量(liang)調(diao)整風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)的(de)中(zhong)心度(du)(du)(du)和(he)水平度(du)(du)(du),避免風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管扭曲或上(shang)(shang)下(xia)起波,左右擺龍,每(mei)段風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)不宜(yi)超過10m.組(zu)(zu)裝(zhuang)(zhuang)(zhuang)時(shi)(shi)(shi)(shi)(shi),墊片(pian)應(ying)(ying)墊平,法(fa)蘭螺(luo)栓應(ying)(ying)均(jun)勻擰緊,螺(luo)母帽(mao)均(jun)朝向同(tong)一(yi)方(fang)向。(2)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管就位(wei)(wei):風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管就位(wei)(wei)前應(ying)(ying)檢(jian)查(cha)全部(bu)支架(jia)的(de)水乎(hu)度(du)(du)(du)和(he)標高(gao)、檢(jian)查(cha)支架(jia)的(de)牢固程度(du)(du)(du),風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管就位(wei)(wei)可采(cai)用直(zhi)(zhi)接(jie)和(he)吊(diao)(diao)具兩種方(fang)法(fa)。對風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管斷(duan)面(mian)較(jiao)(jiao)小(xiao),又位(wei)(wei)置(zhi)較(jiao)(jiao)低的(de)可采(cai)用人工就位(wei)(wei)方(fang)法(fa),只需搭設簡易腳(jiao)手架(jia)即可。當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管斷(duan)面(mian)較(jiao)(jiao)大且(qie)管段較(jiao)(jiao)長時(shi)(shi)(shi)(shi)(shi),可采(cai)用滑(hua)輪、倒(dao)鏈、大繩等方(fang)法(fa)吊(diao)(diao)裝(zhuang)(zhuang)(zhuang)。世(shi)紀星介紹(shao)為(wei)了便于風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)就位(wei)(wei),一(yi)般(ban)多采(cai)用將風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)吊(diao)(diao)在(zai)腳(jiao)手架(jia)上(shang)(shang),然后再(zai)(zai)將其(qi)抬放(fang)在(zai)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)支架(jia)上(shang)(shang)的(de)方(fang)法(fa)。腳(jiao)手架(jia)應(ying)(ying)沿其(qi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)長度(du)(du)(du)方(fang)向搭設,高(gao)度(du)(du)(du)和(he)位(wei)(wei)置(zhi)應(ying)(ying)適合施工操(cao)作,吊(diao)(diao)裝(zhuang)(zhuang)(zhuang)順序(xu)(xu)應(ying)(ying)先干管后支、立管,吊(diao)(diao)起時(shi)(shi)(shi)(shi)(shi),吊(diao)(diao)點(dian)應(ying)(ying)牢固,兩吊(diao)(diao)點(dian)應(ying)(ying)均(jun)勻受力。垂直(zhi)(zhi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管可采(cai)用人工和(he)大繩輔助就位(wei)(wei)。調(diao)整風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管保(bao)證垂直(zhi)(zhi)度(du)(du)(du)要求(qiu)。(3)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)調(diao)直(zhi)(zhi):就位(wei)(wei)在(zai)支架(jia)上(shang)(shang)的(de)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao),應(ying)(ying)撥正位(wei)(wei)置(zhi),調(diao)整風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)橫平豎直(zhi)(zhi),然后再(zai)(zai)按圖集要求(qiu)固定。