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地址:重慶(qing)市(shi)江(jiang)津區雙(shuang)福新(xin)區福星大(da)道937號鑫成瑞暖通廠區
防(fang)(fang)(fang)火(huo)閥(fa):采用70℃溫(wen)度熔(rong)斷(duan)器(qi)自動關閉(防(fang)(fang)(fang)火(huo)).可輸出聯動訊號,用于通風(feng)空(kong)調系(xi)(xi)統風(feng)管(guan)內,防(fang)(fang)(fang)止火(huo)勢沿(yan)風(feng)管(guan)蔓延(yan)。排(pai)(pai)煙防(fang)(fang)(fang)火(huo)閥(fa):電(dian)訊號開啟(qi)(qi),手動開啟(qi)(qi),輸出動作電(dian)訊號.用于排(pai)(pai)煙風(feng)機吸(xi)入口管(guan)道或排(pai)(pai)煙支(zhi)管(guan)上。采用280℃溫(wen)度熔(rong)斷(duan)器(qi)重新關閉。防(fang)(fang)(fang)火(huo)閥(fa)——通風(feng)空(kong)調系(xi)(xi)統70℃:風(feng)管(guan)穿越防(fang)(fang)(fang)火(huo)分區、隔墻樓板(ban)、水平風(feng)管(guan)的水平管(guan)段上(系(xi)(xi)統獨立設(she)(she)置(zhi)可不設(she)(she))、公(gong)共建(jian)筑豎(shu)向(xiang)排(pai)(pai)風(feng)管(guan)支(zhi)管(guan);150℃:公(gong)共建(jian)筑廚房(fang)排(pai)(pai)油煙管(guan)支(zhi)管(guan);排(pai)(pai)煙防(fang)(fang)(fang)火(huo)閥(fa)——消防(fang)(fang)(fang)排(pai)(pai)煙系(xi)(xi)統280℃:消防(fang)(fang)(fang)排(pai)(pai)煙管(guan)道;
(1)風(feng)(feng)(feng)管(guan)布置應(ying)(ying)(ying)(ying)盡(jin)量采用沿墻壁(bi)鋪(pu)設的(de)方(fang)法,這樣在(zai)(zai)終裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)修(xiu)時(shi)(shi)可(ke)形成凹(ao)凸頂(ding)結構,既保持了(le)室(shi)內的(de)凈高,又使(shi)(shi)風(feng)(feng)(feng)管(guan)得到(dao)屏蔽,可(ke)以起(qi)到(dao)較好(hao)的(de)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)修(xiu)效果;(2)風(feng)(feng)(feng)管(guan)在(zai)(zai)布置時(shi)(shi)應(ying)(ying)(ying)(ying)盡(jin)量短(duan),彎頭不(bu)(bu)宜(yi)過(guo)多,轉角(jiao)半(ban)徑不(bu)(bu)宜(yi)過(guo)小,并盡(jin)量避免管(guan)道突變徑,以減(jian)少(shao)沿程壓(ya)力(li)的(de)損失;(3)風(feng)(feng)(feng)管(guan)安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)時(shi)(shi)不(bu)(bu)應(ying)(ying)(ying)(ying)破壞原有建筑的(de)結構,特別是承重結構;(4)風(feng)(feng)(feng)管(guan)穿過(guo)墻壁(bi)處,其(qi)孔洞四(si)周的(de)縫隙,應(ying)(ying)(ying)(ying)使(shi)(shi)用彈(dan)性材料填充密實;(5)為了(le)降低噪(zao)聲,風(feng)(feng)(feng)管(guan)的(de)始端(與(yu)送(song)(song)風(feng)(feng)(feng)機(ji)連(lian)接處)不(bu)(bu)宜(yi)急彎,必(bi)要(yao)時(shi)(shi),彎頭和三通支(zhi)管(guan)等處應(ying)(ying)(ying)(ying)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)設導流(liu)葉片;(6)風(feng)(feng)(feng)管(guan)的(de)連(lian)接應(ying)(ying)(ying)(ying)嚴格按照(zhao)規(gui)范(fan)進行,粘(zhan)貼應(ying)(ying)(ying)(ying)牢(lao)(lao)固(gu)、鋪(pu)設應(ying)(ying)(ying)(ying)平整、綁扎應(ying)(ying)(ying)(ying)緊(jin)密,無滑動(dong)、松弛(chi)與(yu)斷裂(lie)現象,防(fang)止漏冷(leng)(熱(re));(7)輸送(song)(song)易產生冷(leng)凝水空氣(qi)的(de)風(feng)(feng)(feng)管(guan),一定(ding)要(yao)按設計(ji)要(yao)求的(de)坡度安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang);(8)安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)要(yao)牢(lao)(lao)固(gu),所有吊、支(zhi)、托架不(bu)(bu)得妨礙(ai)風(feng)(feng)(feng)口(kou)、閥門(men)、控制(zhi)系統及檢查(cha)門(men)的(de)操(cao)作,并作良好(hao)的(de)防(fang)銹(xiu)處理;(9)新(xin)風(feng)(feng)(feng)管(guan)安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)除應(ying)(ying)(ying)(ying)遵(zun)守送(song)(song)風(feng)(feng)(feng)管(guan)道安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)規(gui)定(ding)外(wai),還應(ying)(ying)(ying)(ying)按設計(ji)要(yao)求作有坡度安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)(坡向新(xin)風(feng)(feng)(feng)口(kou));(10)新(xin)風(feng)(feng)(feng)口(kou)要(yao)有防(fang)雨和過(guo)濾網(wang)罩,安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)位置應(ying)(ying)(ying)(ying)選在(zai)(zai)空氣(qi)不(bu)(bu)受污染的(de)地方(fang)且便于檢修(xiu)。
1.通(tong)(tong)風(feng)(feng)、空氣調節系(xi)統(tong)(tong)的(de)風(feng)(feng)管(guan)(guan)在(zai)下列(lie)部(bu)位應設(she)(she)置公(gong)(gong)(gong)稱動(dong)(dong)作(zuo)溫度(du)為70℃的(de)防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)閥。①穿越防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)分(fen)區(qu)處(chu)(chu)。②穿越通(tong)(tong)風(feng)(feng)空調機(ji)房的(de)房間隔(ge)墻(qiang)和(he)樓板(ban)處(chu)(chu)。③穿越重要或火(huo)(huo)(huo)(huo)(huo)災危險(xian)性大的(de)場(chang)所的(de)房間隔(ge)墻(qiang)和(he)樓板(ban)處(chu)(chu)。④穿越防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)分(fen)隔(ge)處(chu)(chu)的(de)變形縫兩(liang)側(ce)。⑤豎向(xiang)(xiang)風(feng)(feng)管(guan)(guan)與(yu)每層水平風(feng)(feng)管(guan)(guan)交接(jie)處(chu)(chu)的(de)水平管(guan)(guan)段上,當建(jian)筑內每個防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)分(fen)區(qu)的(de)通(tong)(tong)風(feng)(feng)、空氣調節系(xi)統(tong)(tong)均獨立設(she)(she)置時,水平風(feng)(feng)管(guan)(guan)與(yu)豎向(xiang)(xiang)總(zong)管(guan)(guan)的(de)交接(jie)處(chu)(chu)可不設(she)(she)置防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)閥。2.公(gong)(gong)(gong)共建(jian)筑的(de)浴室、衛(wei)生間和(he)廚房的(de)豎向(xiang)(xiang)排(pai)(pai)風(feng)(feng)管(guan)(guan),應采取防(fang)(fang)止回流措施(shi)并宜(yi)(yi)在(zai)支管(guan)(guan)上設(she)(she)置公(gong)(gong)(gong)稱動(dong)(dong)作(zuo)溫度(du)為70℃的(de)防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)閥。公(gong)(gong)(gong)共建(jian)筑內廚房的(de)排(pai)(pai)油煙(yan)(yan)(yan)管(guan)(guan)道宜(yi)(yi)按防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)分(fen)區(qu)設(she)(she)置,且(qie)在(zai)與(yu)豎向(xiang)(xiang)排(pai)(pai)風(feng)(feng)管(guan)(guan)連接(jie)的(de)支管(guan)(guan)處(chu)(chu)應設(she)(she)置公(gong)(gong)(gong)稱動(dong)(dong)作(zuo)溫度(du)為150℃的(de)防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)閥。 3.排(pai)(pai)煙(yan)(yan)(yan)防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)閥(280℃)的(de)設(she)(she)置場(chang)所:①排(pai)(pai)煙(yan)(yan)(yan)管(guan)(guan)進入排(pai)(pai)風(feng)(feng)機(ji)房處(chu)(chu);②穿越防(fang)(fang)火(huo)(huo)(huo)(huo)(huo)分(fen)區(qu)的(de)排(pai)(pai)煙(yan)(yan)(yan)管(guan)(guan)道上;③排(pai)(pai)煙(yan)(yan)(yan)系(xi)統(tong)(tong)的(de)支管(guan)(guan)上;
消(xiao)(xiao)防排(pai)煙風(feng)(feng)(feng)機(ji)首先(xian)應(ying)(ying)該滿足(zu)(zu)溫度和(he)時(shi)間的(de)(de)特(te)性,即國(guo)家規定280℃/0.5h;其(qi)次,在一般環境溫度下(xia),可(ke)(ke)以(yi)保證有效(xiao)(xiao)的(de)(de)排(pai)煙控(kong)制量。此外(wai)還要求(qiu)(qiu)消(xiao)(xiao)防排(pai)煙風(feng)(feng)(feng)機(ji)能(neng)夠進(jin)(jin)行周期性的(de)(de)實驗,能(neng)夠發現(xian)其(qi)中的(de)(de)不(bu)(bu)足(zu)(zu),并加以(yi)改進(jin)(jin);可(ke)(ke)以(yi)適用(yong)各(ge)種(zhong)通風(feng)(feng)(feng)要求(qiu)(qiu)的(de)(de)管道(dao),便于(yu)安(an)裝與使(shi)用(yong)。消(xiao)(xiao)防排(pai)煙風(feng)(feng)(feng)機(ji)的(de)(de)性能(neng)優(you)(you)良(liang)、耐(nai)高溫性能(neng)良(liang)好(hao)、效(xiao)(xiao)率高、占地比離心風(feng)(feng)(feng)機(ji)少(shao)、高溫性能(neng)優(you)(you)良(liang)。消(xiao)(xiao)防排(pai)煙風(feng)(feng)(feng)機(ji)能(neng)在300℃高溫條(tiao)(tiao)件(jian)下(xia)連(lian)續(xu)(xu)運行60分鐘以(yi)上,100℃溫度條(tiao)(tiao)件(jian)下(xia)連(lian)續(xu)(xu)20小時(shi)不(bu)(bu)損(sun)壞,應(ying)(ying)用(yong)范圍廣,可(ke)(ke)根(gen)據高級民用(yong)建筑的(de)(de)不(bu)(bu)同要求(qiu)(qiu),采用(yong)變速或(huo)多速的(de)(de)驅動(dong)型式,消(xiao)(xiao)防排(pai)煙風(feng)(feng)(feng)機(ji)廣泛(fan)應(ying)(ying)用(yong)于(yu)高級民用(yong)建筑、烤(kao)箱、地下(xia)車(che)庫、隧道(dao)等場合。安(an)裝方便,可(ke)(ke)直接和(he)墻壁安(an)裝,安(an)裝可(ke)(ke)采用(yong)垂直式、水平(ping)式或(huo)吊裝式,很大(da)程度上節省了占地面積。
鑒于軸流風機有紊流區的性能特點,在選型和使用時,需要注意以下兩點:云南排煙管道建議使用在空曠環境中,軸流風機的輸入功率隨系統靜壓的增大而增大,而在紊流區,輸入功率的增大幅度會更大。因此,軸流風機一般多應用在有較大空曠環境的場合下,可以使其工作在靜壓較低的環境下,降低功耗,保證穩定性和壽命。排煙管道廠家定(ding)期清(qing)(qing)理(li)風(feng)道,當軸流風(feng)機(ji)應用在較為封閉的(de)風(feng)道系統(tong)中時,長期運行后風(feng)道中的(de)積灰、垃圾逐(zhu)漸變(bian)多,會使(shi)(shi)風(feng)道內(nei)的(de)靜壓逐(zhu)漸增加,使(shi)(shi)得風(feng)機(ji)的(de)運行工況(kuang)點(dian)逐(zhu)漸左移。這不僅會降低(di)風(feng)機(ji)性能,更重要的(de)是會增加軸流風(feng)機(ji)進入(ru)紊(wen)流區的(de)風(feng)險。因此(ci)必須要定(ding)期清(qing)(qing)理(li)風(feng)道,保(bao)證風(feng)機(ji)工況(kuang)點(dian)不產(chan)生較大偏移。