正壓送風機是指向逃生樓道里送(song)風(feng)的(de)風(feng)機。它將室(shi)外(wai)風(feng)壓送(song)入室(shi)內。當建筑物發(fa)生火災(zai)時，會產生大量煙霧、一氧化碳(tan)等有毒氣體并遮(zhe)擋視(shi)線，通過正壓送(song)風(feng)機給逃生的(de)消防樓梯送(song)風(feng)，使室(shi)內的(de)煙霧不能(neng)抵(di)達樓梯，給人們逃生的(de)條件。

基本信息

正壓送風機是指向逃(tao)(tao)生(sheng)(sheng)樓(lou)(lou)道里送(song)(song)風(feng)的風(feng)機。它將(jiang)室(shi)外風(feng)壓送(song)(song)入(ru)室(shi)內。當建(jian)筑(zhu)物(wu)發生(sheng)(sheng)火災時，會(hui)產生(sheng)(sheng)大量煙霧、一(yi)氧化碳(tan)等有毒(du)氣體并遮擋視線(xian)，通過正(zheng)(zheng)壓送(song)(song)風(feng)機給(gei)(gei)逃(tao)(tao)生(sheng)(sheng)的消防樓(lou)(lou)梯(ti)(ti)送(song)(song)風(feng)，使(shi)(shi)室(shi)內的煙霧不(bu)能(neng)抵達(da)樓(lou)(lou)梯(ti)(ti)，給(gei)(gei)人(ren)們逃(tao)(tao)生(sheng)(sheng)的條(tiao)件(jian)。正(zheng)(zheng)壓送(song)(song)風(feng)機一(yi)般(ban)裝于建(jian)筑(zhu)物(wu)頂(ding)，與各層的正(zheng)(zheng)壓風(feng)閥聯動(dong)。火災初(chu)期時打開風(feng)閥，啟(qi)動(dong)正(zheng)(zheng)壓送(song)(song)風(feng)機，使(shi)(shi)樓(lou)(lou)梯(ti)(ti)間(jian)、電(dian)梯(ti)(ti)廳(ting)處(chu)于正(zheng)(zheng)壓狀(zhuang)態(tai)(送(song)(song)風(feng)狀(zhuang)態(tai))。

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