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渝北推薦廚房排煙管道廠家

2020-02-08
渝北推薦廚房排煙管道廠家

消防排煙風機風量與送風機風量計算方法是根據建筑面積來確定的,每個防煙分區都需要獨立計算其排煙量,當排煙風機擔負一個防煙分區的時候可按平方米面積不小于60m3/h計算,擔負多個防煙分區則按平方米面積不小于120m3/h計算。送風量按排煙量的50%計算。每個防煙分區不應大于500平方。常見的消防防排煙系統中,排煙量一般根據大防煙分區面積500*120等于60000立方每小時計算,在廚房排煙管道設計排煙量的時候要注意漏風量,一般可按小漏風量10%計算。例如:當建筑面積為1000平方時,廚房排煙管道廠家需要設置兩(liang)個防(fang)煙(yan)(yan)分區(qu),每個防(fang)煙(yan)(yan)分區(qu)的大面積為(wei)500平(ping)方(fang),排(pai)煙(yan)(yan)量(liang)(liang)是500*1203/h=600003/h,再加上小漏風量(liang)(liang)10%為(wei)60003/h,總排(pai)煙(yan)(yan)量(liang)(liang)應為(wei)660003/h,其中送風量(liang)(liang)為(wei)排(pai)煙(yan)(yan)量(liang)(liang)的50%應為(wei)330003/h。

渝北推薦廚房排煙管道廠家

1,通(tong)風(feng)(feng)風(feng)(feng)管(guan)安(an)(an)裝(zhuang)在支架上,應設(she)托座。2,通(tong)風(feng)(feng)風(feng)(feng)管(guan)如(ru)有穿出(chu)屋面外部分,應設(she)置防雨(yu)罩。3,通(tong)風(feng)(feng)風(feng)(feng)管(guan)采(cai)用無法蘭(lan)連時,接(jie)口(kou)處應嚴(yan)密牢固。通(tong)風(feng)(feng)風(feng)(feng)管(guan)連接(jie)兩(liang)平面應平直,不得錯位及(ji)扭曲。4,輸送易產(chan)生冷(leng)凝水的(de)通(tong)風(feng)(feng)風(feng)(feng)管(guan),安(an)(an)裝(zhuang)應設(she)計(ji)坡度。通(tong)風(feng)(feng)風(feng)(feng)管(guan)底部不能(neng)有縱(zong)向的(de)接(jie)縫(feng)(feng), 如(ru)必(bi)須有接(jie)縫(feng)(feng),則(ze)應采(cai)用密封方(fang)式(shi)。通(tong)風(feng)(feng)管(guan)道(dao)(dao)安(an)(an)裝(zhuang)完畢后,應進行嚴(yan)密性(xing)試驗,如(ru)發現異常(chang)情(qing)況,通(tong)風(feng)(feng)管(guan)道(dao)(dao)的(de)制作、安(an)(an)裝(zhuang)、檢驗和試驗,是一個連貫的(de)工(gong)程(cheng)(cheng),做到安(an)(an)全(quan)適(shi)用,經濟合理,方(fang)便(bian)施工(gong),確保通(tong)風(feng)(feng)管(guan)道(dao)(dao)的(de)工(gong)程(cheng)(cheng)質量。

渝北推薦廚房排煙管道廠家

在(zai)空(kong)調(diao)送風(feng)(feng)(feng)(feng)系(xi)(xi)統(tong)中(zhong)(zhong),空(kong)調(diao)送風(feng)(feng)(feng)(feng)機(ji)送出的風(feng)(feng)(feng)(feng)必(bi)須(xu)(xu)通(tong)過主(zhu)干管分配(pei)到(dao)(dao)支(zhi)管中(zhong)(zhong);在(zai)排(pai)煙(yan)(yan)(yan)(yan)系(xi)(xi)統(tong)中(zhong)(zhong),煙(yan)(yan)(yan)(yan)氣(qi)(qi)由(you)支(zhi)管到(dao)(dao)主(zhu)干管后(hou),進入排(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)機(ji)排(pai)出。當建筑物(wu)內發(fa)生火(huo)(huo)(huo)災(zai)時,在(zai)通(tong)風(feng)(feng)(feng)(feng)、空(kong)調(diao)系(xi)(xi)統(tong)中(zhong)(zhong),為了防(fang)止(zhi)(zhi)火(huo)(huo)(huo)勢(shi)(shi)通(tong)過送風(feng)(feng)(feng)(feng)系(xi)(xi)統(tong)蔓延(yan),當送風(feng)(feng)(feng)(feng)系(xi)(xi)統(tong)中(zhong)(zhong)氣(qi)(qi)體(ti)溫(wen)(wen)度(du)達(da)到(dao)(dao)70℃時,防(fang)火(huo)(huo)(huo)閥(fa)(fa)機(ji)構上熔斷(duan)器(qi)(qi)動(dong)作(zuo)(zuo),閥(fa)(fa)門亦迅速關閥(fa)(fa),切斷(duan)煙(yan)(yan)(yan)(yan)氣(qi)(qi)與(yu)火(huo)(huo)(huo)勢(shi)(shi)沿風(feng)(feng)(feng)(feng)管蔓延(yan)的通(tong)路。同樣,在(zai)排(pai)煙(yan)(yan)(yan)(yan)系(xi)(xi)統(tong)中(zhong)(zhong),發(fa)生火(huo)(huo)(huo)災(zai)時,排(pai)煙(yan)(yan)(yan)(yan)閥(fa)(fa)開啟,進行排(pai)煙(yan)(yan)(yan)(yan),為了截斷(duan)高溫(wen)(wen)煙(yan)(yan)(yan)(yan)氣(qi)(qi)在(zai)排(pai)煙(yan)(yan)(yan)(yan)管路中(zhong)(zhong)流(liu)動(dong),防(fang)止(zhi)(zhi)火(huo)(huo)(huo)勢(shi)(shi)蔓延(yan)到(dao)(dao)另一防(fang)火(huo)(huo)(huo)分區,當排(pai)出的煙(yan)(yan)(yan)(yan)氣(qi)(qi)溫(wen)(wen)度(du)達(da)到(dao)(dao)280℃時,排(pai)煙(yan)(yan)(yan)(yan)防(fang)火(huo)(huo)(huo)閥(fa)(fa)、排(pai)煙(yan)(yan)(yan)(yan)口上熔斷(duan)器(qi)(qi)動(dong)作(zuo)(zuo),閥(fa)(fa)門必(bi)須(xu)(xu)自動(dong)關閉,阻(zu)(zu)止(zhi)(zhi)排(pai)煙(yan)(yan)(yan)(yan)。由(you)此(ci)可見,防(fang)火(huo)(huo)(huo)閥(fa)(fa)、排(pai)煙(yan)(yan)(yan)(yan)閥(fa)(fa)做到(dao)(dao)了該通(tong)則通(tong),該斷(duan)則斷(duan)的隔煙(yan)(yan)(yan)(yan)阻(zu)(zu)火(huo)(huo)(huo)作(zuo)(zuo)用(yong)。

渝北推薦廚房排煙管道廠家

1、 薄鋼板矩(ju)形(xing)風(feng)(feng)管(guan)的(de)(de)(de)剛度(du)不(bu)夠,表現形(xing)式(shi):風(feng)(feng)管(guan)的(de)(de)(de)大邊(bian)上(shang)下(xia)有不(bu)同程(cheng)度(du)的(de)(de)(de)下(xia)沉,兩(liang)側(ce)面(mian)(mian)小邊(bian)稍(shao)向(xiang)外凸出,有明顯的(de)(de)(de)變形(xing)。對產生的(de)(de)(de)原(yuan)因(yin)分(fen)析(xi):① 制作風(feng)(feng)管(guan)的(de)(de)(de)鋼板厚度(du)不(bu)符(fu)合施(shi)工(gong)及(ji)驗(yan)收(shou)規范的(de)(de)(de)要求;② 咬(yao)口的(de)(de)(de)形(xing)式(shi)選擇不(bu)當(dang);③ 沒(mei)有按照(zhao)《施(shi)工(gong)及(ji)驗(yan)收(shou)規范》要求,對于邊(bian)長≥630 mm或保溫風(feng)(feng)管(guan)≥800 mm,其管(guan)長在1 200mm以(yi)上(shang),均應(ying)采取(qu)加固措施(shi)。2 、薄鋼板矩(ju)形(xing)風(feng)(feng)管(guan)扭曲、翹角(jiao),表現形(xing)式(shi):風(feng)(feng)管(guan)表面(mian)(mian)不(bu)平(ping);對角(jiao)線不(bu)相(xiang)(xiang)等;相(xiang)(xiang)鄰表面(mian)(mian)互不(bu)垂直;兩(liang)相(xiang)(xiang)對表面(mian)(mian)不(bu)平(ping)行(xing)及(ji)兩(liang)管(guan)端平(ping)面(mian)(mian)不(bu)平(ping)行(xing)等。產生的(de)(de)(de)原(yuan)因(yin)分(fen)析(xi):① 矩(ju)形(xing)板料下(xia)料后(hou),未對四個角(jiao)進行(xing)嚴格的(de)(de)(de)角(jiao)方測量;② 風(feng)(feng)管(guan)的(de)(de)(de)大邊(bian)或小邊(bian)的(de)(de)(de)兩(liang)個相(xiang)(xiang)對面(mian)(mian)的(de)(de)(de)板料長度(du)和寬(kuan)度(du)不(bu)相(xiang)(xiang)等;③ 風(feng)(feng)管(guan)的(de)(de)(de)四個角(jiao)處(chu)的(de)(de)(de)咬(yao)口寬(kuan)度(du)不(bu)相(xiang)(xiang)等;④ 手工(gong)咬(yao)口合縫受力不(bu)均。

渝北推薦廚房排煙管道廠家

排煙(yan)防火閥(fa)在火災發生時起(qi)到重要(yao)的(de)保護作用,因此其(qi)安全(quan)及耐高溫性能(neng)要(yao)好(hao)。那么大家對其(qi)還有哪(na)些了(le)解(jie)呢?下(xia)面就跟(gen)隨(sui)簡要(yao)了(le)解(jie)下(xia)其(qi)主(zhu)要(yao)功能(neng)及相關優勢吧。這款排煙(yan)防火閥(fa)輸入(ru)DC24V電(dian)(dian)(dian)信(xin)號,電(dian)(dian)(dian)磁(ci)鐵(tie)動(dong)作、閥(fa)門敏(min)(min)捷(jie)敞開;手(shou)動(dong)封閉(bi),手(shou)動(dong)復(fu)位敞開;可輸出閥(fa)門開封閉(bi)信(xin)號及聯鎖操控信(xin)號;0°~90°范圍內手(shou)動(dong)調理葉片敞開度(du);(調理型)。其(qi)主(zhu)要(yao)優勢有:1.漏(lou)風量低、氣密功能(neng)好(hao);2.電(dian)(dian)(dian)動(dong)敞開耗費電(dian)(dian)(dian)流小;3.防腐功能(neng)強,運用壽命長;4.執行(xing)機構驅(qu)動(dong)靈敏(min)(min),反(fan)應、聯鎖信(xin)號精確。

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