一般正壓送風口內部都安(an)裝(zhuang)了正(zheng)(zheng)壓(ya)(ya)送風(feng)(feng)(feng)口(kou)(kou)(kou)，該(gai)正(zheng)(zheng)壓(ya)(ya)送風(feng)(feng)(feng)口(kou)(kou)(kou)有什么作(zuo)用呢?下邊簡(jian)易來剖(pou)析一(yi)下：假如發生(sheng)了火情的(de)(de)狀況，正(zheng)(zheng)壓(ya)(ya)送風(feng)(feng)(feng)口(kou)(kou)(kou)排放(fang)煙霧(wu)離(li)(li)心風(feng)(feng)(feng)機(ji)(ji)(ji)里邊就會(hui)獨立打(da)開(kai)正(zheng)(zheng)壓(ya)(ya)力離(li)(li)心風(feng)(feng)(feng)機(ji)(ji)(ji)或(huo)是人力火情自然(ran)災害報(bao)警(jing)電機(ji)(ji)(ji)板會(hui)獨立打(da)開(kai)，正(zheng)(zheng)壓(ya)(ya)送風(feng)(feng)(feng)口(kou)(kou)(kou)打(da)開(kai)房屋頂端的(de)(de)正(zheng)(zheng)數氣(qi)體壓(ya)(ya)強的(de)(de)離(li)(li)心風(feng)(feng)(feng)機(ji)(ji)(ji)及塔出口(kou)(kou)(kou)，抽走里邊的(de)(de)氣(qi)體，出口(kou)(kou)(kou)樓梯口(kou)(kou)(kou)前側屋子的(de)(de)工作(zuo)壓(ya)(ya)力。

　　這(zhe)會是(shi)一(yi)個穩定(ding)的(de)(de)屋(wu)子(zi)內部室內通風(feng)(feng)方式，正(zheng)(zheng)壓(ya)送(song)(song)風(feng)(feng)口屋(wu)子(zi)前邊保(bao)(bao)持正(zheng)(zheng)方向的(de)(de)氣體壓(ya)強，來確保(bao)(bao)煙霧不(bu)(bu)能(neng)(neng)夠涌向這(zhe)一(yi)個地(di)區(qu)，正(zheng)(zheng)壓(ya)送(song)(song)風(feng)(feng)口但是(shi)也可以當(dang)做避災的(de)(de)地(di)區(qu)。當(dang)溫度比280℃大的(de)(de)過程(cheng)中不(bu)(bu)太可能(neng)(neng)還生存(cun)著，正(zheng)(zheng)壓(ya)送(song)(song)風(feng)(feng)口里邊的(de)(de)熔斷絲就會破裂，隨后(hou)自身關(guan)掉，來防止火(huo)情蔓延。

正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)生產制造(zao)的(de)(de)(de)正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)一般被(bei)應(ying)用在防火正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)排(pai)放煙(yan)霧(wu)的(de)(de)(de)規(gui)劃(hua)設(she)計(ji)里邊，但是正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)的(de)(de)(de)有一些問題還要(yao)(yao)設(she)定獨立(li)的(de)(de)(de)機(ji)械設(she)備排(pai)放煙(yan)霧(wu)管理(li)(li)體(ti)系。伴(ban)隨(sui)著科技的(de)(de)(de)發(fa)展(zhan)，許多領域針對(dui)正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)的(de)(de)(de)要(yao)(yao)求(qiu)也越來越大，正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)對(dui)氣(qi)體(ti)潔凈(jing)度等級(ji)，溫度，環(huan)境(jing)濕(shi)度，工作壓力，噪音(yin)等均有較高(gao)規(gui)定，正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)必須在密封性不錯的(de)(de)(de)室(shi)內空(kong)間內來完(wan)成，正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)要(yao)(yao)做到需要(yao)(yao)的(de)(de)(de)清潔級(ji)別，必須對(dui)加工工藝布(bu)局，正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)建筑規(gui)劃(hua)設(she)計(ji)，室(shi)內裝修(xiu)，原材料凈(jing)化處理(li)(li)，氣(qi)體(ti)清潔對(dui)策，正壓送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)(kou)維護(hu)保養管理(li)(li)方(fang)(fang)法等實現各個方(fang)(fang)面資(zi)金投入。

　　正壓送風口是(shi)正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)的關鍵部件，關鍵用(yong)以過慮空氣(qi)中0.5μm下(xia)列(lie)懸(xuan)浮固體，正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)一(yi)(yi)般(ban)由正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)過濾器，正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)和正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)率散(san)(san)流板構成，正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)一(yi)(yi)般(ban)2年拆(chai)換一(yi)(yi)次，正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)應(ying)用(yong)期內(nei)需(xu)按(an)時(shi)開(kai)展(zhan)(zhan)泄露(lu)，排風(feng)(feng)(feng)量等(deng)新項目(mu)做(zuo)出檢驗，正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)早已按(an)時(shi)的清理維(wei)護保養等(deng)，不論是(shi)拆(chai)換，檢驗或是(shi)清理維(wei)護保養，正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)有(you)時(shi)候都(dou)必須將正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)率散(san)(san)流板拆(chai)下(xia)來以開(kai)展(zhan)(zhan)下(xia)一(yi)(yi)步實際操作，當今的正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)率散(san)(san)流板多(duo)選用(yong)螺(luo)釘等(deng)固定不動，不但(dan)拆(chai)裝和安(an)裝不便，正(zheng)(zheng)(zheng)壓(ya)(ya)送(song)(song)(song)風(feng)(feng)(feng)口(kou)(kou)長期性數次拆(chai)裝針對螺(luo)釘開(kai)洞處的固定性，密(mi)封性等(deng)都(dou)是(shi)會有(you)一(yi)(yi)定的危害。