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選擇防火卷簾門時最重要因素:耐火極限

瀏覽量:?? 來源:mvoiyd.cn??作者:惠安天雨消防

　　選擇防火卷簾門時最重要的(de)(de)(de)(de)(de)(de)因素(su)是(shi)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)門(men)(men)的(de)(de)(de)(de)(de)(de)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)。防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)的(de)(de)(de)(de)(de)(de)測(ce)(ce)試(shi)(shi)方法有(you)兩種一(yi)是(shi)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)按(an)照現行(xing)(xing)國(guo)家標(biao)準(zhun)GB7633《門(men)(men)和卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)的(de)(de)(de)(de)(de)(de)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)試(shi)(shi)驗方法》進行(xing)(xing)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)試(shi)(shi)驗，包括(kuo)背(bei)(bei)(bei)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)面溫(wen)(wen)升(sheng)(sheng)在(zai)內的(de)(de)(de)(de)(de)(de)各(ge)項判(pan)定(ding)(ding)條(tiao)件(jian)判(pan)定(ding)(ding)二是(shi)同樣按(an)照GB7633進行(xing)(xing)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)試(shi)(shi)驗，根據該(gai)標(biao)準(zhun)中關(guan)于無(wu)隔(ge)(ge)熱保(bao)(bao)護層(ceng)的(de)(de)(de)(de)(de)(de)鐵皮(pi)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)免測(ce)(ce)背(bei)(bei)(bei)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)面溫(wen)(wen)升(sheng)(sheng)的(de)(de)(de)(de)(de)(de)規定(ding)(ding)和產(chan)(chan)品標(biao)準(zhun)《鋼質防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)通(tong)(tong)用技術條(tiao)件(jian)》（GB14102－93）的(de)(de)(de)(de)(de)(de)要求，只以(yi)(yi)距背(bei)(bei)(bei)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)面一(yi)定(ding)(ding)距離的(de)(de)(de)(de)(de)(de)輻(fu)射熱強度和簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)面是(shi)否穿火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)來(lai)判(pan)定(ding)(ding)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)的(de)(de)(de)(de)(de)(de)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)。按(an)照不(bu)包括(kuo)背(bei)(bei)(bei)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)面溫(wen)(wen)升(sheng)(sheng)作(zuo)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)判(pan)定(ding)(ding)條(tiao)件(jian)的(de)(de)(de)(de)(de)(de)非隔(ge)(ge)熱防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)，所得耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)數據，遠比包括(kuo)背(bei)(bei)(bei)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)面溫(wen)(wen)升(sheng)(sheng)作(zuo)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)判(pan)定(ding)(ding)條(tiao)件(jian)的(de)(de)(de)(de)(de)(de)隔(ge)(ge)熱型防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)的(de)(de)(de)(de)(de)(de)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)要長得多。根據測(ce)(ce)試(shi)(shi)方法將防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)劃分為(wei)(wei)(wei)兩類，即:普通(tong)(tong)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)和特級防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)，普通(tong)(tong)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)不(bu)以(yi)(yi)背(bei)(bei)(bei)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)面溫(wen)(wen)升(sheng)(sheng)為(wei)(wei)(wei)判(pan)定(ding)(ding)條(tiao)件(jian)，耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)不(bu)低(di)于3h時，能(neng)達(da)到(dao)隔(ge)(ge)熱防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)分隔(ge)(ge)的(de)(de)(de)(de)(de)(de)要求而特級防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)以(yi)(yi)背(bei)(bei)(bei)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)面溫(wen)(wen)升(sheng)(sheng)為(wei)(wei)(wei)判(pan)定(ding)(ding)條(tiao)件(jian)，當耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)不(bu)低(di)于3h時，則具(ju)有(you)隔(ge)(ge)熱功能(neng)，能(neng)達(da)到(dao)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)分區(qu)分隔(ge)(ge)的(de)(de)(de)(de)(de)(de)要求。由于普通(tong)(tong)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)的(de)(de)(de)(de)(de)(de)隔(ge)(ge)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)作(zuo)用達(da)不(bu)到(dao)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)分區(qu)分隔(ge)(ge)的(de)(de)(de)(de)(de)(de)要求，若采用這種防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)，應(ying)在(zai)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)兩側(ce)設獨(du)立的(de)(de)(de)(de)(de)(de)閉式自(zi)動噴水系統或水幕保(bao)(bao)護。消防(fang)(fang)(fang)(fang)產(chan)(chan)品市場防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)生產(chan)(chan)廠(chang)家眾多，有(you)的(de)(de)(de)(de)(de)(de)廠(chang)家提(ti)供的(de)(de)(de)(de)(de)(de)普通(tong)(tong)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)可(ke)達(da)3h、4h，根據廠(chang)家提(ti)供的(de)(de)(de)(de)(de)(de)數據及國(guo)家有(you)關(guan)部門(men)(men)檢測(ce)(ce)報告(gao)，一(yi)些(xie)設計者由于不(bu)清楚防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)的(de)(de)(de)(de)(de)(de)測(ce)(ce)試(shi)(shi)方法，誤(wu)以(yi)(yi)為(wei)(wei)(wei)防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)卷(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)(lian)(lian)(lian)耐火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)可(ke)達(da)3h、4h就可(ke)不(bu)設保(bao)(bao)護設施直接設防(fang)(fang)(fang)(fang)火(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)(huo)分區(qu)上。