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地址(zhi):重慶市江津區(qu)(qu)雙福新(xin)區(qu)(qu)福星大道(dao)937號(hao)鑫成瑞暖通廠區(qu)(qu)
排煙(yan)(yan)防火(huo)閥(fa)在火(huo)災(zai)發生時起到重要(yao)的保護作用,因(yin)此其安全(quan)及(ji)耐高(gao)溫性能(neng)要(yao)好。那么大(da)家(jia)對其還有(you)哪些了解呢(ni)?下(xia)面就(jiu)跟隨簡(jian)要(yao)了解下(xia)其主要(yao)功(gong)(gong)能(neng)及(ji)相關優(you)勢(shi)吧。這款排煙(yan)(yan)防火(huo)閥(fa)輸入(ru)DC24V電(dian)(dian)信(xin)(xin)號(hao)(hao),電(dian)(dian)磁鐵動(dong)(dong)(dong)作、閥(fa)門敏(min)捷(jie)敞(chang)(chang)(chang)開(kai);手(shou)(shou)(shou)動(dong)(dong)(dong)封閉,手(shou)(shou)(shou)動(dong)(dong)(dong)復位敞(chang)(chang)(chang)開(kai);可輸出(chu)閥(fa)門開(kai)封閉信(xin)(xin)號(hao)(hao)及(ji)聯鎖操控信(xin)(xin)號(hao)(hao);0°~90°范圍內手(shou)(shou)(shou)動(dong)(dong)(dong)調(diao)理(li)葉片(pian)敞(chang)(chang)(chang)開(kai)度;(調(diao)理(li)型(xing))。其主要(yao)優(you)勢(shi)有(you):1.漏風量低、氣(qi)密功(gong)(gong)能(neng)好;2.電(dian)(dian)動(dong)(dong)(dong)敞(chang)(chang)(chang)開(kai)耗費(fei)電(dian)(dian)流小;3.防腐功(gong)(gong)能(neng)強,運用壽命(ming)長;4.執行機構驅(qu)動(dong)(dong)(dong)靈(ling)敏(min),反應、聯鎖信(xin)(xin)號(hao)(hao)精確。
通風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)安裝(zhuang)(zhuang)程序:(1)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)組裝(zhuang)(zhuang):當(dang)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)較(jiao)短時(shi)(shi)(shi)(shi),可一次在(zai)(zai)地面(mian)(mian)組裝(zhuang)(zhuang)而成,當(dang)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)較(jiao)長時(shi)(shi)(shi)(shi),可視(shi)安裝(zhuang)(zhuang)場地的情況,在(zai)(zai)地面(mian)(mian)分(fen)段(duan)組裝(zhuang)(zhuang)。組裝(zhuang)(zhuang)時(shi)(shi)(shi)(shi)應(ying)(ying)盡量調整(zheng)(zheng)風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)的中心度(du)(du)(du)(du)和(he)水平度(du)(du)(du)(du),避免風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)扭曲或上(shang)下起波,左右擺龍,每段(duan)風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)不宜超過10m.組裝(zhuang)(zhuang)時(shi)(shi)(shi)(shi),墊片應(ying)(ying)墊平,法(fa)(fa)(fa)蘭(lan)螺栓應(ying)(ying)均(jun)勻(yun)擰緊,螺母帽(mao)均(jun)朝向(xiang)同一方(fang)向(xiang)。(2)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)就(jiu)位(wei)(wei):風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)就(jiu)位(wei)(wei)前應(ying)(ying)檢查全部支(zhi)架(jia)(jia)的水乎度(du)(du)(du)(du)和(he)標高、檢查支(zhi)架(jia)(jia)的牢(lao)固程度(du)(du)(du)(du),風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)就(jiu)位(wei)(wei)可采用(yong)(yong)直接和(he)吊(diao)(diao)具兩(liang)(liang)種方(fang)法(fa)(fa)(fa)。對風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)斷面(mian)(mian)較(jiao)小(xiao),又位(wei)(wei)置較(jiao)低(di)的可采用(yong)(yong)人工就(jiu)位(wei)(wei)方(fang)法(fa)(fa)(fa),只(zhi)需搭設(she)(she)簡(jian)易腳(jiao)手架(jia)(jia)即可。當(dang)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)斷面(mian)(mian)較(jiao)大且管(guan)(guan)(guan)(guan)段(duan)較(jiao)長時(shi)(shi)(shi)(shi),可采用(yong)(yong)滑輪、倒鏈、大繩等方(fang)法(fa)(fa)(fa)吊(diao)(diao)裝(zhuang)(zhuang)。世紀星(xing)介紹(shao)為了便于風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)就(jiu)位(wei)(wei),一般多采用(yong)(yong)將風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)吊(diao)(diao)在(zai)(zai)腳(jiao)手架(jia)(jia)上(shang),然(ran)后再將其(qi)抬(tai)放在(zai)(zai)風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)支(zhi)架(jia)(jia)上(shang)的方(fang)法(fa)(fa)(fa)。腳(jiao)手架(jia)(jia)應(ying)(ying)沿其(qi)風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)長度(du)(du)(du)(du)方(fang)向(xiang)搭設(she)(she),高度(du)(du)(du)(du)和(he)位(wei)(wei)置應(ying)(ying)適合施工操作,吊(diao)(diao)裝(zhuang)(zhuang)順序應(ying)(ying)先干管(guan)(guan)(guan)(guan)后支(zhi)、立管(guan)(guan)(guan)(guan),吊(diao)(diao)起時(shi)(shi)(shi)(shi),吊(diao)(diao)點應(ying)(ying)牢(lao)固,兩(liang)(liang)吊(diao)(diao)點應(ying)(ying)均(jun)勻(yun)受力。垂直風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)可采用(yong)(yong)人工和(he)大繩輔助就(jiu)位(wei)(wei)。調整(zheng)(zheng)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)保證(zheng)垂直度(du)(du)(du)(du)要求(qiu)。(3)風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)調直:就(jiu)位(wei)(wei)在(zai)(zai)支(zhi)架(jia)(jia)上(shang)的風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao),應(ying)(ying)撥(bo)正位(wei)(wei)置,調整(zheng)(zheng)風(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)橫(heng)平豎直,然(ran)后再按圖集要求(qiu)固定(ding)。
在了解空調壓縮機的工作原理之前,先來認識下空調壓縮機的工作回路。空調壓縮機的工作回路分為蒸發區和冷凝區,空調壓縮機在空調制冷劑回路中起壓縮驅動制冷劑的作用。空調制冷時,中央空調壓縮機把制冷劑從低壓區抽取來經緊縮后送到高壓區冷卻凝結,值得信賴的中央空調經過散熱片分發出熱量到空氣中,制冷劑也從氣態變成液態,壓力升高。制冷劑再從高壓區流向低壓區,經過毛細管放射到蒸發器中,壓力驟降,液態制冷劑立刻變成氣態,經過散熱片吸收空氣中大量的熱量。這樣循環應用就完成了制冷系統。壓縮機通過節流裝置節流之后,通入到蒸發器中,中央空調價格將所需(xu)要冷卻(que)的媒(mei)介(jie)冷卻(que)換(huan)(huan)熱。例如將蒸發(fa)器(qi)連(lian)接到樓里(li)的各個房(fang)間(jian),蒸發(fa)器(qi)內的蛇行(xing)管(guan)將同空(kong)氣(qi)進行(xing)換(huan)(huan)熱,再(zai)(zai)通過鼓風(feng)將冷氣(qi)吹向房(fang)間(jian)的空(kong)氣(qi)當(dang)中。而蒸發(fa)器(qi)蛇行(xing)管(guan)內的冷凍(dong)劑(ji)換(huan)(huan)熱后變成(cheng)低壓(ya)蒸氣(qi)回到壓(ya)縮機(ji),再(zai)(zai)被壓(ya)縮機(ji)壓(ya)縮,這(zhe)樣循環利用就完(wan)成(cheng)了制冷系統。
排(pai)煙(yan)(yan)閥(fa)(fa)是(shi)(shi)否存在(zai)常開的(de)?這(zhe)里的(de)排(pai)煙(yan)(yan)閥(fa)(fa)也就(jiu)相當于(yu)排(pai)煙(yan)(yan)口(kou)(kou)(kou)(kou),對于(yu)常見的(de)板式(shi)排(pai)煙(yan)(yan)口(kou)(kou)(kou)(kou)與多葉(xie)排(pai)煙(yan)(yan)口(kou)(kou)(kou)(kou),市場上(shang)常見的(de)均為常閉形(xing)式(shi),一般(ban)不需(xu)(xu)要(yao)(yao)常開的(de)排(pai)煙(yan)(yan)口(kou)(kou)(kou)(kou)。對于(yu)排(pai)風(feng)(feng)(feng)兼排(pai)煙(yan)(yan)系統的(de)排(pai)煙(yan)(yan)口(kou)(kou)(kou)(kou),可以采用(yong)“單層(ceng)百葉(xie) + 280 ℃ 電控排(pai)煙(yan)(yan)防火(huo)(huo)(huo)閥(fa)(fa)”進行(xing)控制(zhi)。70 ℃防火(huo)(huo)(huo)閥(fa)(fa)的(de)應用(yong)場合有哪些?防火(huo)(huo)(huo)閥(fa)(fa)應用(yong)場合很多,在(zai)空調(diao)送回風(feng)(feng)(feng)干管(guan),通(tong)風(feng)(feng)(feng)風(feng)(feng)(feng)機(ji)進出口(kou)(kou)(kou)(kou),風(feng)(feng)(feng)井(jing)入口(kou)(kou)(kou)(kou),管(guan)道穿越防火(huo)(huo)(huo)分區 / 變形(xing)縫 / 重要(yao)(yao)房間 / 機(ji)房 / 火(huo)(huo)(huo)災危險性大的(de)房間的(de)隔墻或樓板,垂(chui)直(zhi)風(feng)(feng)(feng)管(guan)與每層(ceng)水(shui)平(ping)風(feng)(feng)(feng)管(guan)連接處。等很多場合都需(xu)(xu)要(yao)(yao)設置防火(huo)(huo)(huo)閥(fa)(fa)。 空調(diao)新風(feng)(feng)(feng)取風(feng)(feng)(feng)管(guan)是(shi)(shi)否需(xu)(xu)要(yao)(yao)安裝(zhuang)防火(huo)(huo)(huo)閥(fa)(fa)?一般(ban)不需(xu)(xu)要(yao)(yao)。特(te)別是(shi)(shi)如果回風(feng)(feng)(feng)、送風(feng)(feng)(feng)均安裝(zhuang)防火(huo)(huo)(huo)閥(fa)(fa)之后(hou),新風(feng)(feng)(feng)取風(feng)(feng)(feng)口(kou)(kou)(kou)(kou)就(jiu)沒有必要(yao)(yao)在(zai)安裝(zhuang)防火(huo)(huo)(huo)閥(fa)(fa)了。并且(qie)一般(ban)取風(feng)(feng)(feng)口(kou)(kou)(kou)(kou)位于(yu)室外,且(qie)按照規范要(yao)(yao)求(qiu)與排(pai)煙(yan)(yan)口(kou)(kou)(kou)(kou)保(bao)持(chi)10 m以上(shang)的(de)水(shui)平(ping)距(ju)離或3 m以上(shang)的(de)垂(chui)直(zhi)距(ju)離( 排(pai)煙(yan)(yan)口(kou)(kou)(kou)(kou)在(zai)上(shang) ),一般(ban)煙(yan)(yan)氣不會從(cong)新風(feng)(feng)(feng)口(kou)(kou)(kou)(kou)進入空調(diao),所以一般(ban)不需(xu)(xu)要(yao)(yao)安裝(zhuang)防火(huo)(huo)(huo)閥(fa)(fa)。