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地址(zhi):重慶市(shi)江(jiang)津區雙福(fu)新區福(fu)星(xing)大(da)道937號(hao)鑫成瑞暖通(tong)廠區
通風、空調設備防火防爆措施1、空氣中含有容易起火或爆炸物質的房間,其送、排風系統應采用防爆型的通風設備和不會產生火花的材料(如可采用有色金屬制造的風機葉片和防爆電動機)。當送風機布置在單獨分隔的通風機房內,且送風干管上設置防止回流設施時,天園地方管價格可采用普通型通風設備。2、含有易燃、易爆粉塵(碎屑)的空氣,在進入排風機前應采用不產生火花的除塵器進行處理,畢節天園地方管以(yi)防(fang)(fang)止除(chu)塵(chen)器工作(zuo)過程中產生火(huo)花引(yin)起粉(fen)(fen)塵(chen)、碎屑(xie)燃燒或(huo)爆(bao)(bao)炸。對于遇濕可(ke)能爆(bao)(bao)炸的(de)(de)(de)(de)粉(fen)(fen)塵(chen)(如(ru)電(dian)石、鋅粉(fen)(fen)、鋁鎂合金粉(fen)(fen)等),嚴禁采(cai)(cai)用(yong)濕式(shi)除(chu)塵(chen)器。3、排除(chu)、輸送有燃燒、爆(bao)(bao)炸危(wei)(wei)險的(de)(de)(de)(de)氣(qi)(qi)體、蒸氣(qi)(qi)和(he)粉(fen)(fen)塵(chen)的(de)(de)(de)(de)排風系統(tong),應(ying)采(cai)(cai)用(yong)不燃材料并設有導(dao)除(chu)靜電(dian)的(de)(de)(de)(de)接地裝置(zhi)。其排風設備不應(ying)布置(zhi)在地下(xia)、半(ban)地下(xia)建筑(zhu)(室)內,以(yi)防(fang)(fang)止有爆(bao)(bao)炸危(wei)(wei)險的(de)(de)(de)(de)蒸氣(qi)(qi)和(he)粉(fen)(fen)塵(chen)等物(wu)質的(de)(de)(de)(de)積聚。4、排除(chu)、輸送溫(wen)度超過80℃的(de)(de)(de)(de)空氣(qi)(qi)或(huo)其他(ta)氣(qi)(qi)體以(yi)及(ji)容易起火(huo)的(de)(de)(de)(de)碎屑(xie)的(de)(de)(de)(de)管道(dao),與可(ke)燃或(huo)難(nan)燃物(wu)體之間(jian)應(ying)保持不小于150mm的(de)(de)(de)(de)間(jian)隙,或(huo)采(cai)(cai)用(yong)厚度不小于50mm的(de)(de)(de)(de)不燃材料隔(ge)熱,以(yi)防(fang)(fang)止填(tian)塞物(wu)與構件(jian)因(yin)受這些高(gao)溫(wen)管道(dao)的(de)(de)(de)(de)影響而導(dao)致火(huo)災。當管道(dao)互為上(shang)下(xia)布置(zhi)時,表面溫(wen)度較高(gao)者(zhe)應(ying)布置(zhi)在上(shang)面。
通風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)安裝(zhuang)程(cheng)序:(1)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)組(zu)裝(zhuang):當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)較(jiao)(jiao)短時(shi)(shi)(shi),可(ke)一(yi)次在(zai)(zai)地面組(zu)裝(zhuang)而(er)成(cheng),當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)較(jiao)(jiao)長(chang)時(shi)(shi)(shi),可(ke)視安裝(zhuang)場地的(de)(de)(de)情況,在(zai)(zai)地面分段組(zu)裝(zhuang)。組(zu)裝(zhuang)時(shi)(shi)(shi)應(ying)(ying)盡量調整風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)的(de)(de)(de)中(zhong)心度(du)和(he)(he)水平(ping)度(du),避免風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)扭曲或(huo)上(shang)下起波,左右擺(bai)龍,每段風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)不宜超過(guo)10m.組(zu)裝(zhuang)時(shi)(shi)(shi),墊片(pian)應(ying)(ying)墊平(ping),法蘭(lan)螺栓(shuan)應(ying)(ying)均(jun)勻擰緊,螺母(mu)帽均(jun)朝向(xiang)同(tong)一(yi)方(fang)向(xiang)。(2)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)就(jiu)(jiu)(jiu)(jiu)位:風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)就(jiu)(jiu)(jiu)(jiu)位前應(ying)(ying)檢查全部支架(jia)(jia)的(de)(de)(de)水乎度(du)和(he)(he)標(biao)高、檢查支架(jia)(jia)的(de)(de)(de)牢固(gu)程(cheng)度(du),風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)就(jiu)(jiu)(jiu)(jiu)位可(ke)采(cai)用(yong)直(zhi)(zhi)(zhi)接和(he)(he)吊具兩種(zhong)方(fang)法。對風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)斷面較(jiao)(jiao)小(xiao),又位置較(jiao)(jiao)低的(de)(de)(de)可(ke)采(cai)用(yong)人工就(jiu)(jiu)(jiu)(jiu)位方(fang)法,只需搭設(she)簡(jian)易腳手(shou)(shou)架(jia)(jia)即(ji)可(ke)。當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)斷面較(jiao)(jiao)大且管(guan)(guan)(guan)(guan)(guan)段較(jiao)(jiao)長(chang)時(shi)(shi)(shi),可(ke)采(cai)用(yong)滑(hua)輪、倒鏈、大繩等(deng)方(fang)法吊裝(zhuang)。世紀星介紹為了便于風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)就(jiu)(jiu)(jiu)(jiu)位,一(yi)般多采(cai)用(yong)將風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)吊在(zai)(zai)腳手(shou)(shou)架(jia)(jia)上(shang),然后再(zai)將其(qi)抬(tai)放在(zai)(zai)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)支架(jia)(jia)上(shang)的(de)(de)(de)方(fang)法。腳手(shou)(shou)架(jia)(jia)應(ying)(ying)沿其(qi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)長(chang)度(du)方(fang)向(xiang)搭設(she),高度(du)和(he)(he)位置應(ying)(ying)適合施工操作,吊裝(zhuang)順序應(ying)(ying)先干管(guan)(guan)(guan)(guan)(guan)后支、立管(guan)(guan)(guan)(guan)(guan),吊起時(shi)(shi)(shi),吊點(dian)(dian)應(ying)(ying)牢固(gu),兩吊點(dian)(dian)應(ying)(ying)均(jun)勻受(shou)力(li)。垂直(zhi)(zhi)(zhi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)可(ke)采(cai)用(yong)人工和(he)(he)大繩輔助就(jiu)(jiu)(jiu)(jiu)位。調整風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)保證垂直(zhi)(zhi)(zhi)度(du)要求。(3)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)調直(zhi)(zhi)(zhi):就(jiu)(jiu)(jiu)(jiu)位在(zai)(zai)支架(jia)(jia)上(shang)的(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao),應(ying)(ying)撥正位置,調整風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)橫平(ping)豎(shu)直(zhi)(zhi)(zhi),然后再(zai)按圖集要求固(gu)定。
按照氣(qi)流(liu)(liu)(liu)(liu)(liu)(liu)運動(dong)(dong)來進行(xing)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)分(fen)類的(de)(de)(de)有(you):1離(li)心(xin)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji),氣(qi)流(liu)(liu)(liu)(liu)(liu)(liu)進入(ru)旋(xuan)轉的(de)(de)(de)葉片通道,在(zai)離(li)心(xin)力作用下氣(qi)體被壓縮(suo)并沿(yan)著半徑(jing)方(fang)向(xiang)流(liu)(liu)(liu)(liu)(liu)(liu)動(dong)(dong)。2軸(zhou)(zhou)流(liu)(liu)(liu)(liu)(liu)(liu)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)氣(qi)流(liu)(liu)(liu)(liu)(liu)(liu)軸(zhou)(zhou)向(xiang)進入(ru)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)葉輪后,在(zai)旋(xuan)轉葉片的(de)(de)(de)流(liu)(liu)(liu)(liu)(liu)(liu)道中(zhong)沿(yan)著軸(zhou)(zhou)線方(fang)向(xiang)流(liu)(liu)(liu)(liu)(liu)(liu)動(dong)(dong)的(de)(de)(de)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)。相(xiang)對于離(li)心(xin)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji),軸(zhou)(zhou)流(liu)(liu)(liu)(liu)(liu)(liu)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)具有(you)流(liu)(liu)(liu)(liu)(liu)(liu)量(liang)(liang)大、體積小、壓頭低的(de)(de)(de)特點,用于有(you)灰塵(chen)和腐蝕(shi)性氣(qi)體場合時需注意。3斜(xie)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(混(hun)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi))風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji),在(zai)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)葉輪中(zhong),氣(qi)流(liu)(liu)(liu)(liu)(liu)(liu)的(de)(de)(de)方(fang)向(xiang)處(chu)于軸(zhou)(zhou)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)之(zhi)間,近似沿(yan)錐流(liu)(liu)(liu)(liu)(liu)(liu)動(dong)(dong),故可稱為斜(xie)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)(混(hun)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi))風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)。這種風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)壓力系數比(bi)軸(zhou)(zhou)流(liu)(liu)(liu)(liu)(liu)(liu)式(shi)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)高,而流(liu)(liu)(liu)(liu)(liu)(liu)量(liang)(liang)系數比(bi)離(li)心(xin)式(shi)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)(ji)高。
防(fang)(fang)(fang)火(huo)閥:采用70℃溫(wen)度(du)熔(rong)斷器(qi)自動關閉(bi)(bi)(防(fang)(fang)(fang)火(huo)).可輸出聯動訊號,用于通風(feng)空調(diao)系(xi)統風(feng)管(guan)(guan)(guan)(guan)內,防(fang)(fang)(fang)止(zhi)火(huo)勢沿風(feng)管(guan)(guan)(guan)(guan)蔓延。排(pai)(pai)(pai)(pai)煙(yan)防(fang)(fang)(fang)火(huo)閥:電訊號開啟(qi),手動開啟(qi),輸出動作(zuo)電訊號.用于排(pai)(pai)(pai)(pai)煙(yan)風(feng)機吸入口管(guan)(guan)(guan)(guan)道(dao)(dao)或(huo)排(pai)(pai)(pai)(pai)煙(yan)支(zhi)管(guan)(guan)(guan)(guan)上。采用280℃溫(wen)度(du)熔(rong)斷器(qi)重新關閉(bi)(bi)。防(fang)(fang)(fang)火(huo)閥——通風(feng)空調(diao)系(xi)統70℃:風(feng)管(guan)(guan)(guan)(guan)穿越(yue)防(fang)(fang)(fang)火(huo)分區、隔墻樓(lou)板、水平風(feng)管(guan)(guan)(guan)(guan)的(de)水平管(guan)(guan)(guan)(guan)段上(系(xi)統獨立(li)設置可不設)、公共建(jian)(jian)筑豎向排(pai)(pai)(pai)(pai)風(feng)管(guan)(guan)(guan)(guan)支(zhi)管(guan)(guan)(guan)(guan);150℃:公共建(jian)(jian)筑廚房排(pai)(pai)(pai)(pai)油煙(yan)管(guan)(guan)(guan)(guan)支(zhi)管(guan)(guan)(guan)(guan);排(pai)(pai)(pai)(pai)煙(yan)防(fang)(fang)(fang)火(huo)閥——消(xiao)(xiao)防(fang)(fang)(fang)排(pai)(pai)(pai)(pai)煙(yan)系(xi)統280℃:消(xiao)(xiao)防(fang)(fang)(fang)排(pai)(pai)(pai)(pai)煙(yan)管(guan)(guan)(guan)(guan)道(dao)(dao);