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地址:重慶(qing)市(shi)江津區雙福(fu)新區福(fu)星大道937號鑫成(cheng)瑞暖(nuan)通廠區
一、對(dui)通風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)道制作的(de)要求(qiu)進(jin)行檢(jian)(jian)查:檢(jian)(jian)查通風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)道穿(chuan)(chuan)越(yue)防護密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)墻、密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)墻的(de)預埋(mai)密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)穿(chuan)(chuan)墻短管(guan)(guan)(guan)(guan)。通風(feng)(feng)(feng)(feng)預埋(mai)密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)短管(guan)(guan)(guan)(guan)采用(yong)厚(hou)度(du)不(bu)小(xiao)于(yu)(yu)3mm鋼(gang)板機(ji)械卷制成(cheng)形(其(qi)(qi)厚(hou)度(du)還應(ying)(ying)根據預埋(mai)管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)徑大(da)小(xiao)確定,使(shi)預埋(mai)管(guan)(guan)(guan)(guan)不(bu)致變形),防爆(bao)超(chao)壓排氣活門(men)的(de)預埋(mai)短管(guan)(guan)(guan)(guan)其(qi)(qi)厚(hou)度(du)為6mm,密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)短管(guan)(guan)(guan)(guan)中(zhong)間(jian)應(ying)(ying)設(she)(she)密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)肋,密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)肋厚(hou)度(du)為5mm,密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)肋高度(du)為50mm,密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)肋與(yu)(yu)短管(guan)(guan)(guan)(guan)應(ying)(ying)雙面(mian)(mian)滿(man)焊(han)、焊(han)縫(feng)嚴密(mi)(mi)(mi)(mi)(mi)(mi)。密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)穿(chuan)(chuan)墻短管(guan)(guan)(guan)(guan)兩端深處墻面(mian)(mian)的(de)長(chang)度(du)應(ying)(ying)大(da)于(yu)(yu)100mm,管(guan)(guan)(guan)(guan)道內(nei)外部(bu)除與(yu)(yu)混凝土(tu)接(jie)(jie)(jie)(jie)觸(chu)部(bu)分外均應(ying)(ying)刷兩道防銹漆。二(er)、對(dui)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)處制作的(de)要求(qiu)進(jin)行檢(jian)(jian)查,對(dui)染毒區的(de)通風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)道連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)方法(fa)及密(mi)(mi)(mi)(mi)(mi)(mi)封進(jin)行檢(jian)(jian)查。如無設(she)(she)計要求(qiu),其(qi)(qi)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)厚(hou)度(du)應(ying)(ying)采用(yong)大(da)于(yu)(yu)等于(yu)(yu)3mm的(de)鋼(gang)板焊(han)接(jie)(jie)(jie)(jie)制作而成(cheng)。風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)與(yu)(yu)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)應(ying)(ying)采用(yong)焊(han)接(jie)(jie)(jie)(jie)連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。通風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)道與(yu)(yu)密(mi)(mi)(mi)(mi)(mi)(mi)閉(bi)(bi)閥(fa)門(men)的(de)連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)應(ying)(ying)采用(yong)帶密(mi)(mi)(mi)(mi)(mi)(mi)封槽的(de)法(fa)蘭連(lian)(lian)(lian)接(jie)(jie)(jie)(jie),其(qi)(qi)法(fa)蘭面(mian)(mian)應(ying)(ying)經機(ji)床車(che)削加工,保證接(jie)(jie)(jie)(jie)觸(chu)應(ying)(ying)平(ping)整(zheng),法(fa)蘭面(mian)(mian)有(you)(you)1~2mm深的(de)90°密(mi)(mi)(mi)(mi)(mi)(mi)封槽;風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)與(yu)(yu)設(she)(she)備連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)法(fa)蘭之間(jian)應(ying)(ying)采用(yong)整(zheng)體橡膠(jiao)法(fa)蘭墊圈,防爆(bao)超(chao)壓排氣活門(men)法(fa)蘭連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)填料采用(yong)5mm整(zheng)張橡膠(jiao)墊圈密(mi)(mi)(mi)(mi)(mi)(mi)封(不(bu)得有(you)(you)拼縫(feng)),其(qi)(qi)他染毒區風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)及法(fa)蘭與(yu)(yu)設(she)(she)備連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)采用(yong)4~5mm整(zheng)張橡膠(jiao)墊圈密(mi)(mi)(mi)(mi)(mi)(mi)封(不(bu)得有(you)(you)拼縫(feng)),連(lian)(lian)(lian)接(jie)(jie)(jie)(jie)處不(bu)得有(you)(you)漏縫(feng)現象(xiang)。
1,通(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)安(an)裝(zhuang)在支架上,應(ying)設托座。2,通(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)如(ru)(ru)有穿出屋面外(wai)部分,應(ying)設置(zhi)防雨(yu)罩(zhao)。3,通(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)采用(yong)無法(fa)蘭連(lian)時(shi),接(jie)(jie)口處應(ying)嚴(yan)密(mi)(mi)牢固。通(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)連(lian)接(jie)(jie)兩平面應(ying)平直,不得錯(cuo)位及扭曲。4,輸送易產生冷凝(ning)水的通(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan),安(an)裝(zhuang)應(ying)設計坡度。通(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)底(di)部不能有縱向(xiang)的接(jie)(jie)縫, 如(ru)(ru)必須有接(jie)(jie)縫,則(ze)應(ying)采用(yong)密(mi)(mi)封方(fang)式(shi)。通(tong)風(feng)(feng)(feng)(feng)管(guan)道(dao)安(an)裝(zhuang)完畢后,應(ying)進行嚴(yan)密(mi)(mi)性試(shi)驗,如(ru)(ru)發現異常情況,通(tong)風(feng)(feng)(feng)(feng)管(guan)道(dao)的制作、安(an)裝(zhuang)、檢驗和試(shi)驗,是一(yi)個連(lian)貫的工程(cheng)(cheng),做(zuo)到安(an)全適用(yong),經濟合(he)理,方(fang)便施工,確(que)保通(tong)風(feng)(feng)(feng)(feng)管(guan)道(dao)的工程(cheng)(cheng)質量。
消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)機(ji)(ji)(ji)(ji)(ji)一般是采(cai)用(yong)離(li)心式(shi)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)和(he)軸(zhou)流(liu)式(shi)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)兩(liang)種(zhong)(zhong)重要(yao)的(de)(de)型(xing)式(shi)。從消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)風(feng)(feng)量(liang)(liang)、風(feng)(feng)壓(ya)(ya)考慮來看,消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)是高(gao)(gao)比轉高(gao)(gao)效率(lv)的(de)(de)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji),更加的(de)(de)適(shi)合選用(yong)軸(zhou)流(liu)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)。軸(zhou)流(liu)式(shi)消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)有(you)兩(liang)種(zhong)(zhong)設(she)計型(xing)式(shi),一種(zhong)(zhong)為(wei)電機(ji)(ji)(ji)(ji)(ji)與主(zhu)氣流(liu)分離(li)型(xing)式(shi),另一種(zhong)(zhong)為(wei)電機(ji)(ji)(ji)(ji)(ji)置(zhi)于(yu)主(zhu)氣流(liu)之(zhi)中。根據(ju)煙(yan)(yan)氣溫度的(de)(de)不同(tong)(tong),采(cai)用(yong)不同(tong)(tong)型(xing)式(shi)的(de)(de)消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji),溫度大(da)于(yu)400℃時,采(cai)用(yong)電機(ji)(ji)(ji)(ji)(ji)與主(zhu)氣流(liu)分離(li)型(xing)式(shi),溫度小(xiao)于(yu)400℃大(da)于(yu)150℃,兩(liang)種(zhong)(zhong)型(xing)式(shi)的(de)(de)電機(ji)(ji)(ji)(ji)(ji)都(dou)(dou)可以選擇,在(zai)溫度小(xiao)于(yu)150℃的(de)(de)時候(hou),采(cai)用(yong)電機(ji)(ji)(ji)(ji)(ji)置(zhi)于(yu)主(zhu)氣流(liu)之(zhi)中。 軸(zhou)流(liu)消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)的(de)(de)流(liu)量(liang)(liang)范圍從7200m?/h至110000m?/h,有(you)不同(tong)(tong)型(xing)號的(de)(de)編制,用(yong)來滿足不同(tong)(tong)通風(feng)(feng)排(pai)(pai)煙(yan)(yan)流(liu)量(liang)(liang)的(de)(de)需求(qiu)。消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)可以根據(ju)壓(ya)(ya)力情況的(de)(de)不同(tong)(tong)分為(wei)兩(liang)種(zhong)(zhong)類型(xing),一類為(wei)軸(zhou)流(liu)式(shi)消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)機(ji)(ji)(ji)(ji)(ji),其各機(ji)(ji)(ji)(ji)(ji)號的(de)(de)壓(ya)(ya)力在(zai)600Pa左(zuo)右(you),另一類為(wei)斜流(liu)消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji),各機(ji)(ji)(ji)(ji)(ji)號的(de)(de)壓(ya)(ya)力在(zai)1000Pa左(zuo)右(you)。為(wei)了滿足排(pai)(pai)煙(yan)(yan)量(liang)(liang)和(he)通風(feng)(feng)換(huan)氣的(de)(de)要(yao)求(qiu),消(xiao)防(fang)(fang)排(pai)(pai)煙(yan)(yan)風(feng)(feng)機(ji)(ji)(ji)(ji)(ji)一般都(dou)(dou)設(she)計了雙速型(xing)的(de)(de)結構模式(shi)。低速可以通風(feng)(feng)使用(yong),高(gao)(gao)速可以排(pai)(pai)放煙(yan)(yan)霧,這樣不但可以節(jie)約能(neng)源(yuan)同(tong)(tong)時又降低了噪(zao)聲污染。
消防排煙風機廠家產品由多個配件構成,比如說葉輪、機殼、軸承、主軸等等構成,而通風管道不同的配件也起著不同的作用。首先對于葉輪而言,一般采用優質鍍鋅板制作而成的葉片,通過傾斜設計,與拉伸成型的前盤一起形成了更合理的流道,從而保證了葉輪的高效率。而軸承是帶鑄造座的外球面軸承,可以通過外球面配合調整同軸度的誤差。主軸一般采用45#鋼經調制處理后精車而成,保證足夠的光潔度和尺寸精。另外兩層板內部填充消聲材料,高品質通風管道能更有效隔(ge)熱降(jiang)噪。消防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)不能距離隧(sui)道(dao)(dao)(dao)的(de)(de)邊壁太近(jin),避免影(ying)響通(tong)(tong)風(feng)效果。通(tong)(tong)風(feng)系統從(cong)安全(quan)隧(sui)道(dao)(dao)(dao)向(xiang)通(tong)(tong)過橫(heng)通(tong)(tong)道(dao)(dao)(dao)向(xiang)事故(gu)隧(sui)道(dao)(dao)(dao)方(fang)向(xiang)送風(feng),抑制(zhi)煙(yan)(yan)氣(qi)進(jin)(jin)入(ru)橫(heng)通(tong)(tong)道(dao)(dao)(dao)及未發(fa)生事故(gu)的(de)(de)隧(sui)道(dao)(dao)(dao),滿足疏散人員迎著新(xin)風(feng)進(jin)(jin)入(ru)橫(heng)通(tong)(tong)道(dao)(dao)(dao)和安全(quan)隧(sui)道(dao)(dao)(dao)內,同時保(bao)證等待區域所需要(yao)的(de)(de)新(xin)鮮空氣(qi)。充分(fen)利(li)用定(ding)點救援站(zhan)處的(de)(de)斜井和隧(sui)道(dao)(dao)(dao)兩端(duan)的(de)(de)消防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)作為送入(ru)新(xin)風(feng)和排(pai)煙(yan)(yan)的(de)(de)通(tong)(tong)道(dao)(dao)(dao),通(tong)(tong)風(feng)必(bi)須維持橫(heng)通(tong)(tong)道(dao)(dao)(dao)口處于正(zheng)壓狀態,防(fang)止煙(yan)(yan)氣(qi)流向(xiang)通(tong)(tong)道(dao)(dao)(dao)內。