南岸推薦防火閥廠家

通風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)道(dao)安裝(zhuang)(zhuang)程(cheng)(cheng)序(xu)：（1）風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)組裝(zhuang)(zhuang)：當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)較(jiao)(jiao)(jiao)短時(shi)(shi)，可(ke)一次(ci)在地面組裝(zhuang)(zhuang)而(er)成，當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)較(jiao)(jiao)(jiao)長時(shi)(shi)，可(ke)視(shi)安裝(zhuang)(zhuang)場地的情況，在地面分段組裝(zhuang)(zhuang)。組裝(zhuang)(zhuang)時(shi)(shi)應(ying)(ying)(ying)盡(jin)量(liang)調整(zheng)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)的中心度(du)和水平(ping)度(du)，避免(mian)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)扭曲或(huo)上(shang)下起波，左右擺龍，每段風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)不宜超過10m.組裝(zhuang)(zhuang)時(shi)(shi)，墊片(pian)應(ying)(ying)(ying)墊平(ping)，法蘭(lan)螺栓應(ying)(ying)(ying)均勻(yun)擰(ning)緊，螺母(mu)帽均朝向同一方(fang)(fang)向。（2）風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)就位(wei)(wei)：風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)就位(wei)(wei)前應(ying)(ying)(ying)檢查全(quan)部支(zhi)架(jia)(jia)的水乎(hu)度(du)和標高、檢查支(zhi)架(jia)(jia)的牢固程(cheng)(cheng)度(du)，風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)就位(wei)(wei)可(ke)采(cai)用直(zhi)(zhi)接(jie)和吊(diao)具兩(liang)種方(fang)(fang)法。對風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)斷面較(jiao)(jiao)(jiao)小(xiao)，又位(wei)(wei)置(zhi)較(jiao)(jiao)(jiao)低的可(ke)采(cai)用人工(gong)就位(wei)(wei)方(fang)(fang)法，只需搭設(she)簡(jian)易(yi)腳(jiao)手架(jia)(jia)即可(ke)。當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)斷面較(jiao)(jiao)(jiao)大且管(guan)(guan)(guan)(guan)段較(jiao)(jiao)(jiao)長時(shi)(shi)，可(ke)采(cai)用滑(hua)輪、倒鏈(lian)、大繩等方(fang)(fang)法吊(diao)裝(zhuang)(zhuang)。世紀星介紹為(wei)了便于風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)就位(wei)(wei)，一般多采(cai)用將風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)吊(diao)在腳(jiao)手架(jia)(jia)上(shang)，然后(hou)再(zai)(zai)將其抬放(fang)在風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)支(zhi)架(jia)(jia)上(shang)的方(fang)(fang)法。腳(jiao)手架(jia)(jia)應(ying)(ying)(ying)沿其風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)長度(du)方(fang)(fang)向搭設(she)，高度(du)和位(wei)(wei)置(zhi)應(ying)(ying)(ying)適合施工(gong)操作，吊(diao)裝(zhuang)(zhuang)順(shun)序(xu)應(ying)(ying)(ying)先干管(guan)(guan)(guan)(guan)后(hou)支(zhi)、立管(guan)(guan)(guan)(guan)，吊(diao)起時(shi)(shi)，吊(diao)點應(ying)(ying)(ying)牢固，兩(liang)吊(diao)點應(ying)(ying)(ying)均勻(yun)受力。垂(chui)直(zhi)(zhi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)可(ke)采(cai)用人工(gong)和大繩輔助就位(wei)(wei)。調整(zheng)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)保證(zheng)垂(chui)直(zhi)(zhi)度(du)要(yao)求。（3）風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)調直(zhi)(zhi)：就位(wei)(wei)在支(zhi)架(jia)(jia)上(shang)的風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)，應(ying)(ying)(ying)撥正位(wei)(wei)置(zhi)，調整(zheng)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)橫平(ping)豎(shu)直(zhi)(zhi)，然后(hou)再(zai)(zai)按(an)圖集要(yao)求固定(ding)。

在了解空(kong)(kong)調(diao)(diao)(diao)壓(ya)(ya)(ya)縮(suo)(suo)機(ji)的(de)(de)(de)(de)(de)工作(zuo)原理之前，先來認識下空(kong)(kong)調(diao)(diao)(diao)壓(ya)(ya)(ya)縮(suo)(suo)機(ji)的(de)(de)(de)(de)(de)工作(zuo)回(hui)路(lu)。空(kong)(kong)調(diao)(diao)(diao)壓(ya)(ya)(ya)縮(suo)(suo)機(ji)的(de)(de)(de)(de)(de)工作(zuo)回(hui)路(lu)分為蒸(zheng)發(fa)(fa)區(qu)(qu)(qu)和冷(leng)(leng)凝區(qu)(qu)(qu)，空(kong)(kong)調(diao)(diao)(diao)壓(ya)(ya)(ya)縮(suo)(suo)機(ji)在空(kong)(kong)調(diao)(diao)(diao)制(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)回(hui)路(lu)中(zhong)(zhong)(zhong)(zhong)起壓(ya)(ya)(ya)縮(suo)(suo)驅動制(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)的(de)(de)(de)(de)(de)作(zuo)用(yong)。空(kong)(kong)調(diao)(diao)(diao)制(zhi)(zhi)冷(leng)(leng)時，中(zhong)(zhong)(zhong)(zhong)央空(kong)(kong)調(diao)(diao)(diao)壓(ya)(ya)(ya)縮(suo)(suo)機(ji)把制(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)從(cong)(cong)低壓(ya)(ya)(ya)區(qu)(qu)(qu)抽取來經緊縮(suo)(suo)后(hou)送到(dao)(dao)高壓(ya)(ya)(ya)區(qu)(qu)(qu)冷(leng)(leng)卻(que)凝結，經過(guo)散(san)熱(re)(re)(re)片分發(fa)(fa)出(chu)熱(re)(re)(re)量到(dao)(dao)空(kong)(kong)氣(qi)(qi)(qi)中(zhong)(zhong)(zhong)(zhong)，制(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)也從(cong)(cong)氣(qi)(qi)(qi)態(tai)變(bian)成液態(tai)，壓(ya)(ya)(ya)力升高。制(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)再(zai)從(cong)(cong)高壓(ya)(ya)(ya)區(qu)(qu)(qu)流向(xiang)(xiang)低壓(ya)(ya)(ya)區(qu)(qu)(qu)，經過(guo)毛細管(guan)(guan)放(fang)射到(dao)(dao)蒸(zheng)發(fa)(fa)器(qi)中(zhong)(zhong)(zhong)(zhong)，壓(ya)(ya)(ya)力驟(zou)降，液態(tai)制(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)立(li)刻變(bian)成氣(qi)(qi)(qi)態(tai)，經過(guo)散(san)熱(re)(re)(re)片吸收空(kong)(kong)氣(qi)(qi)(qi)中(zhong)(zhong)(zhong)(zhong)大(da)量的(de)(de)(de)(de)(de)熱(re)(re)(re)量。這(zhe)(zhe)樣循(xun)環(huan)應用(yong)就(jiu)完(wan)(wan)成了制(zhi)(zhi)冷(leng)(leng)系(xi)統(tong)。壓(ya)(ya)(ya)縮(suo)(suo)機(ji)通過(guo)節流裝置節流之后(hou)，通入到(dao)(dao)蒸(zheng)發(fa)(fa)器(qi)中(zhong)(zhong)(zhong)(zhong)，將所需要冷(leng)(leng)卻(que)的(de)(de)(de)(de)(de)媒介冷(leng)(leng)卻(que)換(huan)熱(re)(re)(re)。例(li)如將蒸(zheng)發(fa)(fa)器(qi)連(lian)接(jie)到(dao)(dao)樓里的(de)(de)(de)(de)(de)各個(ge)房(fang)間(jian)，蒸(zheng)發(fa)(fa)器(qi)內(nei)的(de)(de)(de)(de)(de)蛇(she)行管(guan)(guan)將同空(kong)(kong)氣(qi)(qi)(qi)進(jin)行換(huan)熱(re)(re)(re)，再(zai)通過(guo)鼓風(feng)將冷(leng)(leng)氣(qi)(qi)(qi)吹向(xiang)(xiang)房(fang)間(jian)的(de)(de)(de)(de)(de)空(kong)(kong)氣(qi)(qi)(qi)當中(zhong)(zhong)(zhong)(zhong)。而蒸(zheng)發(fa)(fa)器(qi)蛇(she)行管(guan)(guan)內(nei)的(de)(de)(de)(de)(de)冷(leng)(leng)凍劑(ji)(ji)換(huan)熱(re)(re)(re)后(hou)變(bian)成低壓(ya)(ya)(ya)蒸(zheng)氣(qi)(qi)(qi)回(hui)到(dao)(dao)壓(ya)(ya)(ya)縮(suo)(suo)機(ji)，再(zai)被壓(ya)(ya)(ya)縮(suo)(suo)機(ji)壓(ya)(ya)(ya)縮(suo)(suo)，這(zhe)(zhe)樣循(xun)環(huan)利用(yong)就(jiu)完(wan)(wan)成了制(zhi)(zhi)冷(leng)(leng)系(xi)統(tong)。

按照氣(qi)流(liu)(liu)(liu)(liu)(liu)(liu)運動來進(jin)(jin)行風機(ji)(ji)(ji)(ji)分類的(de)有(you)：1離(li)(li)心風機(ji)(ji)(ji)(ji),氣(qi)流(liu)(liu)(liu)(liu)(liu)(liu)進(jin)(jin)入(ru)旋轉(zhuan)的(de)葉片通道，在離(li)(li)心力作用下氣(qi)體被(bei)壓縮并沿著半(ban)徑(jing)方(fang)向(xiang)流(liu)(liu)(liu)(liu)(liu)(liu)動。2軸(zhou)(zhou)流(liu)(liu)(liu)(liu)(liu)(liu)風機(ji)(ji)(ji)(ji)氣(qi)流(liu)(liu)(liu)(liu)(liu)(liu)軸(zhou)(zhou)向(xiang)進(jin)(jin)入(ru)風機(ji)(ji)(ji)(ji)葉輪(lun)后，在旋轉(zhuan)葉片的(de)流(liu)(liu)(liu)(liu)(liu)(liu)道中沿著軸(zhou)(zhou)線方(fang)向(xiang)流(liu)(liu)(liu)(liu)(liu)(liu)動的(de)風機(ji)(ji)(ji)(ji)。相(xiang)對于離(li)(li)心風機(ji)(ji)(ji)(ji)，軸(zhou)(zhou)流(liu)(liu)(liu)(liu)(liu)(liu)風機(ji)(ji)(ji)(ji)具有(you)流(liu)(liu)(liu)(liu)(liu)(liu)量(liang)大、體積小、壓頭低的(de)特(te)點(dian)，用于有(you)灰塵和(he)腐蝕性氣(qi)體場合(he)時(shi)需(xu)注意。3斜流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)（混(hun)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)）風機(ji)(ji)(ji)(ji),在風機(ji)(ji)(ji)(ji)的(de)葉輪(lun)中，氣(qi)流(liu)(liu)(liu)(liu)(liu)(liu)的(de)方(fang)向(xiang)處于軸(zhou)(zhou)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)之間(jian)，近似沿錐流(liu)(liu)(liu)(liu)(liu)(liu)動，故可稱為斜流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)（混(hun)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)）風機(ji)(ji)(ji)(ji)。這種風機(ji)(ji)(ji)(ji)的(de)壓力系(xi)數比軸(zhou)(zhou)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)風機(ji)(ji)(ji)(ji)高(gao)，而流(liu)(liu)(liu)(liu)(liu)(liu)量(liang)系(xi)數比離(li)(li)心式(shi)(shi)(shi)風機(ji)(ji)(ji)(ji)高(gao)。

防火閥的外觀，防火閥應外觀完好無損，機械部分外表無銹蝕、變形或機械損傷。在其明顯部位設置永久性標牌，標明產品名稱、型號、規格、耐火性能及商標、生產單位(制造商)名稱和廠址、出日期及產品生產批號、執行標準等，內容清晰，設置牢靠。防火閥的安裝位置防火閥主要安裝在風管靠近防火分隔處，暗裝時，防火閥安裝部位應設置方便維護的檢修口。具體檢查要求為：(1)通風、空調系統的風管，在以下部位應設置公稱動作溫度為70℃的防火閥:①穿越防火分區處;②穿越通風、空調機房的房間隔墻和樓板處;③穿越重要或火災危險性大的房間隔墻和樓板處;④穿越防火分隔處的變形縫兩側;⑤豎向風管與每層水平風管交接處的水平管段上。當建筑內每個防火分區的通風、空調系統均獨立設置時，水平風管與豎向總管的交接處可不設置防火閥。(2)公共建筑的浴室、衛生間和廚房的豎向排風管，防火閥廠家應采取防(fang)止(zhi)回流措施，并宜(yi)在支管上(shang)設置防(fang)火(huo)閥。(3)公共(gong)建筑內廚房的排油(you)煙(yan)管道，宜(yi)按防(fang)火(huo)分區設置，且(qie)在與豎向(xiang)排風(feng)管連接的支管處應設置防(fang)火(huo)閥。