防(fang)(fang)雨(yu)(yu)正(zheng)壓(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)是用(yong)(yong)于(yu)發(fa)(fa)生(sheng)(sheng)(sheng)火(huo)(huo)災時加(jia)壓(ya)送(song)(song)(song)風(feng)(feng)(feng)，當(dang)溫度(du)高(gao)于(yu)280°C時人(ren)(ren)已無(wu)逃(tao)生(sheng)(sheng)(sheng)可(ke)能性，其內部熔斷(duan)器會(hui)熔斷(duan)，風(feng)(feng)(feng)口(kou)(kou)(kou)自(zi)動(dong)關閉，防(fang)(fang)止火(huo)(huo)勢(shi)蔓(man)延(yan)。通(tong)(tong)常用(yong)(yong)于(yu)安裝于(yu)樓(lou)梯前室、防(fang)(fang)煙(yan)(yan)(yan)豎(shu)井(jing)的(de)(de)墻上(shang)，亦可(ke)安裝在(zai)防(fang)(fang)煙(yan)(yan)(yan)系統管道側(ce)面(mian)或風(feng)(feng)(feng)道末(mo)端。　　采用(yong)(yong)薄形(xing)機構(gou)，縮(suo)小操作(zuo)箱尺寸，提(ti)高(gao)有效通(tong)(tong)風(feng)(feng)(feng)排煙(yan)(yan)(yan)面(mian)積。使(shi)用(yong)(yong)及(ji)維護(hu)作(zuo)用(yong)(yong)：當(dang)發(fa)(fa)生(sheng)(sheng)(sheng)火(huo)(huo)災時，其內部的(de)(de)電(dian)動(dong)執(zhi)行(xing)器會(hui)打開(kai)風(feng)(feng)(feng)口(kou)(kou)(kou)，溫感煙(yan)(yan)(yan)感或者是手(shou)動(dong)火(huo)(huo)災報警會(hui)開(kai)啟(qi)，塔樓(lou)頂正(zheng)壓(ya)風(feng)(feng)(feng)機自(zi)動(dong)打開(kai)，對送(song)(song)(song)風(feng)(feng)(feng)豎(shu)井(jing)進(jin)行(xing)加(jia)壓(ya)送(song)(song)(song)風(feng)(feng)(feng)，樓(lou)梯的(de)(de)前室通(tong)(tong)過(guo)防(fang)(fang)雨(yu)(yu)正(zheng)壓(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)會(hui)不斷(duan)的(de)(de)對前室進(jin)行(xing)送(song)(song)(song)風(feng)(feng)(feng)，使(shi)前室維持正(zheng)壓(ya)，保證煙(yan)(yan)(yan)氣不會(hui)在(zai)這(zhe)個區域蔓(man)延(yan)，而給人(ren)(ren)逃(tao)生(sheng)(sheng)(sheng)的(de)(de)空間。當(dang)溫度(du)高(gao)于(yu)280°C時人(ren)(ren)已無(wu)逃(tao)生(sheng)(sheng)(sheng)可(ke)能性，其內部熔斷(duan)器會(hui)熔斷(duan)，風(feng)(feng)(feng)口(kou)(kou)(kou)自(zi)動(dong)關閉，防(fang)(fang)止火(huo)(huo)勢(shi)蔓(man)延(yan)。　　防(fang)(fang)雨(yu)(yu)正(zheng)壓(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)通(tong)(tong)常是手(shou)動(dong)打開(kai)并手(shou)動(dong)復(fu)位。當(dang)產品連接(jie)到控制中心的(de)(de)DC24V電(dian)信號時，通(tong)(tong)常會(hui)關閉產品。標準是PYK-2-IPYK-2-II。沒有要求就不需要遠程復(fu)位，防(fang)(fang)雨(yu)(yu)正(zheng)壓(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)加(jia)工廠家，閥(fa)體厚度(du)20公分，防(fang)(fang)雨(yu)(yu)正(zheng)壓(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)沒有溫度(du)桿，確實需要的(de)(de)話是280度(du)。

另外，我們還需要了(le)解(jie)，防(fang)雨(yu)正(zheng)壓(ya)送風(feng)口生(sheng)產廠家(jia)，當鍍鋅板耐腐蝕防(fang)雨(yu)正(zheng)壓(ya)送風(feng)口工作時(shi)，主(zhu)要是通過(guo)(guo)設(she)(she)備(bei)的(de)壓(ya)力作用，將外界空(kong)氣(qi)順利送至(zhi)室內環境。這(zhe)樣- -來(lai)，在-些生(sheng)活或(huo)生(sheng)產場合發生(sheng)火災時(shi)，人(ren)(ren)們不僅可(ke)以通過(guo)(guo)該設(she)(she)備(bei)保證走廊內的(de)空(kong)氣(qi)流(liu)通，防(fang)雨(yu)正(zheng)壓(ya)送風(feng)口，還可(ke)以在濃煙或(huo)的(de)環境中通過(guo)(guo)空(kong) 氣(qi)流(liu)通稀(xi)釋(shi)這(zhe)些有毒(du)氣(qi)體(ti)，以免使被困人(ren)(ren)員受(shou)到有毒(du)氣(qi)體(ti)的(de)困擾(rao)，而有毒(du)氣(qi)體(ti)是造成人(ren)(ren)員傷亡的(de)主(zhu)要原因(yin)。對從火災中逃生(sheng)的(de)人(ren)(ren)。生(sheng)活。

正壓送(song)(song)風(feng)(feng)(feng)口在工(gong)作上(shang)的(de)時刻，就是將外界的(de)液(ye)(ye)體(ti)順通(tong)的(de)送(song)(song)往(wang)屋子里中。事(shi)故(gu)的(de)地理環境下(xia)，工(gong)作人員依據(ju)(ju)正壓送(song)(song)風(feng)(feng)(feng)口不(bu)僅毫(hao)無疑問保證(zheng)室內樓(lou)梯道中的(de)液(ye)(ye)體(ti)暢順，并且在一個具備濃煙或(huo)者的(de)范圍中，正壓送(song)(song)風(feng)(feng)(feng)口還毫(hao)無疑問依據(ju)(ju)液(ye)(ye)體(ti)暢順來封閉(bi)液(ye)(ye)這類有害(hai)物質，不(bu)容易使被困(kun)(kun)工(gong)作人員被有害(hai)氣體(ti)所疑惑，讓被困(kun)(kun)工(gong)作人員在事(shi)故(gu)中逃脫。 　　正壓送(song)(song)風(feng)(feng)(feng)口合理布局的(de)標準要(yao)求：泵體(ti)的(de)合理布局要(yao)獲得制冷機組制造商的(de)各(ge)式各(ge)樣要(yao)求，防雨正壓送(song)(song)風(feng)(feng)(feng)口批發廠(chang)家，泵體(ti)板材(cai)(cai)盡量嚴密拋光(guang)處理，而且泵體(ti)和高壓閘閥(fa)彼此之間正中間的(de)要(yao)選用(yong)保證(zheng)堵塞質，并且還要(yao)保證(zheng)每日穩定的(de)特點，及(ji)鋁合金型材(cai)(cai)的(de)彈和修復。