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消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)機(ji)(ji)(ji)(ji)一(yi)般(ban)是(shi)采(cai)(cai)用(yong)離心式風(feng)機(ji)(ji)(ji)(ji)和軸(zhou)流(liu)(liu)(liu)式風(feng)機(ji)(ji)(ji)(ji)兩(liang)(liang)種(zhong)重要的(de)型(xing)(xing)(xing)式。從(cong)消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)(ji)(ji)(ji)風(feng)量(liang)、風(feng)壓考慮來看,消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)(ji)(ji)(ji)是(shi)高(gao)比轉(zhuan)高(gao)效率的(de)風(feng)機(ji)(ji)(ji)(ji),更加的(de)適合選用(yong)軸(zhou)流(liu)(liu)(liu)風(feng)機(ji)(ji)(ji)(ji)。軸(zhou)流(liu)(liu)(liu)式消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)(ji)(ji)(ji)有(you)兩(liang)(liang)種(zhong)設計型(xing)(xing)(xing)式,一(yi)種(zhong)為(wei)(wei)電機(ji)(ji)(ji)(ji)與(yu)主(zhu)(zhu)氣流(liu)(liu)(liu)分離型(xing)(xing)(xing)式,另(ling)一(yi)種(zhong)為(wei)(wei)電機(ji)(ji)(ji)(ji)置(zhi)于(yu)主(zhu)(zhu)氣流(liu)(liu)(liu)之中(zhong)。根據煙(yan)(yan)氣溫(wen)度的(de)不(bu)(bu)同,采(cai)(cai)用(yong)不(bu)(bu)同型(xing)(xing)(xing)式的(de)消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)(ji)(ji)(ji),溫(wen)度大于(yu)400℃時,采(cai)(cai)用(yong)電機(ji)(ji)(ji)(ji)與(yu)主(zhu)(zhu)氣流(liu)(liu)(liu)分離型(xing)(xing)(xing)式,溫(wen)度小于(yu)400℃大于(yu)150℃,兩(liang)(liang)種(zhong)型(xing)(xing)(xing)式的(de)電機(ji)(ji)(ji)(ji)都可以選擇(ze),在(zai)溫(wen)度小于(yu)150℃的(de)時候,采(cai)(cai)用(yong)電機(ji)(ji)(ji)(ji)置(zhi)于(yu)主(zhu)(zhu)氣流(liu)(liu)(liu)之中(zhong)。 軸(zhou)流(liu)(liu)(liu)消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)(ji)(ji)(ji)的(de)流(liu)(liu)(liu)量(liang)范圍從(cong)7200m?/h至110000m?/h,有(you)不(bu)(bu)同型(xing)(xing)(xing)號的(de)編(bian)制(zhi),用(yong)來滿足(zu)不(bu)(bu)同通風(feng)排(pai)煙(yan)(yan)流(liu)(liu)(liu)量(liang)的(de)需求。消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)(ji)(ji)(ji)可以根據壓力(li)情況(kuang)的(de)不(bu)(bu)同分為(wei)(wei)兩(liang)(liang)種(zhong)類型(xing)(xing)(xing),一(yi)類為(wei)(wei)軸(zhou)流(liu)(liu)(liu)式消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)機(ji)(ji)(ji)(ji),其各機(ji)(ji)(ji)(ji)號的(de)壓力(li)在(zai)600Pa左(zuo)右,另(ling)一(yi)類為(wei)(wei)斜流(liu)(liu)(liu)消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)(ji)(ji)(ji),各機(ji)(ji)(ji)(ji)號的(de)壓力(li)在(zai)1000Pa左(zuo)右。為(wei)(wei)了(le)滿足(zu)排(pai)煙(yan)(yan)量(liang)和通風(feng)換氣的(de)要求,消(xiao)(xiao)(xiao)防(fang)排(pai)煙(yan)(yan)風(feng)機(ji)(ji)(ji)(ji)一(yi)般(ban)都設計了(le)雙速(su)型(xing)(xing)(xing)的(de)結構模式。低速(su)可以通風(feng)使用(yong),高(gao)速(su)可以排(pai)放煙(yan)(yan)霧(wu),這樣不(bu)(bu)但可以節約(yue)能(neng)源同時又降低了(le)噪(zao)聲污染。
1、通風機(ji)安(an)(an)(an)裝應(ying)(ying)符(fu)合下列規(gui)(gui)(gui)定(1)風機(ji)試(shi)運轉時,葉輪旋轉方向(xiang)(xiang)正(zheng)確(que)(que),經不少于2H運轉后,滑動軸承溫(wen)(wen)升不超過(guo)(guo)(guo)35度(du),高溫(wen)(wen)度(du)不超過(guo)(guo)(guo)70度(du);滾(gun)動軸承溫(wen)(wen)升不超過(guo)(guo)(guo)40度(du),高溫(wen)(wen)度(du)不超過(guo)(guo)(guo)80度(du)。(2)離心(xin)風機(ji)與(yu)減(jian)震臺(tai)座接(jie)觸緊(jin)(jin)密(mi),螺栓(shuan)擰(ning)緊(jin)(jin),并有防松裝置。(3)管(guan)(guan)道(dao)風機(ji)采(cai)用減(jian)震吊(diao)架(jia)安(an)(an)(an)裝時,風機(ji)與(yu)減(jian)震吊(diao)架(jia)連(lian)接(jie)緊(jin)(jin)密(mi),牢(lao)固(gu)(gu)(gu)(gu)可(ke)(ke)靠;采(cai)用支(zhi)拖架(jia)安(an)(an)(an)裝時,風機(ji)與(yu)減(jian)震器(qi)及支(zhi)架(jia)、托架(jia)連(lian)接(jie)緊(jin)(jin)密(mi),穩固(gu)(gu)(gu)(gu)可(ke)(ke)靠。2、過(guo)(guo)(guo)濾(lv)器(qi)、紙除塵器(qi)、過(guo)(guo)(guo)濾(lv)器(qi)吸收(shou)器(qi)安(an)(an)(an)裝應(ying)(ying)符(fu)合下列規(gui)(gui)(gui)定(1)各種設(she)(she)備(bei)的型號、規(gui)(gui)(gui)格、額定風量必須符(fu)合設(she)(she)計(ji)要求。(2)各種設(she)(she)備(bei)的安(an)(an)(an)裝方向(xiang)(xiang)必須正(zheng)確(que)(que)。(3)設(she)(she)備(bei)與(yu)管(guan)(guan)路連(lian)接(jie)時,宜采(cai)用整體性的橡膠軟管(guan)(guan)接(jie)頭,并不得漏氣(qi);固(gu)(gu)(gu)(gu)定支(zhi)架(jia)應(ying)(ying)平正(zheng)穩定。(4)過(guo)(guo)(guo)濾(lv)器(qi)的安(an)(an)(an)裝應(ying)(ying)固(gu)(gu)(gu)(gu)定牢(lao)固(gu)(gu)(gu)(gu),過(guo)(guo)(guo)濾(lv)器(qi)與(yu)框(kuang)架(jia)、框(kuang)架(jia)與(yu)維(wei)護結(jie)構之間無(wu)明顯縫隙。(5)紙除塵器(qi)和過(guo)(guo)(guo)濾(lv)器(qi)的安(an)(an)(an)裝,應(ying)(ying)固(gu)(gu)(gu)(gu)定牢(lao)固(gu)(gu)(gu)(gu),位置準確(que)(que),連(lian)接(jie)嚴密(mi)。
通(tong)風(feng)(feng)、空調設(she)備防(fang)(fang)火(huo)防(fang)(fang)爆措施1、空氣(qi)中(zhong)含(han)(han)有(you)(you)(you)容易(yi)起(qi)火(huo)或(huo)(huo)爆炸(zha)(zha)物(wu)質(zhi)的(de)(de)(de)房間,其送、排風(feng)(feng)系統應采(cai)(cai)(cai)用(yong)防(fang)(fang)爆型(xing)的(de)(de)(de)通(tong)風(feng)(feng)設(she)備和(he)不(bu)(bu)會產(chan)生(sheng)火(huo)花的(de)(de)(de)材(cai)料(如(ru)可(ke)采(cai)(cai)(cai)用(yong)有(you)(you)(you)色(se)金屬制造的(de)(de)(de)風(feng)(feng)機(ji)(ji)葉(xie)片和(he)防(fang)(fang)爆電(dian)動機(ji)(ji))。當送風(feng)(feng)機(ji)(ji)布置(zhi)在(zai)單獨(du)分(fen)隔的(de)(de)(de)通(tong)風(feng)(feng)機(ji)(ji)房內,且送風(feng)(feng)干管(guan)(guan)上設(she)置(zhi)防(fang)(fang)止(zhi)回(hui)流設(she)施時(shi),可(ke)采(cai)(cai)(cai)用(yong)普通(tong)型(xing)通(tong)風(feng)(feng)設(she)備。2、含(han)(han)有(you)(you)(you)易(yi)燃(ran)、易(yi)爆粉(fen)塵(chen)(碎屑)的(de)(de)(de)空氣(qi),在(zai)進入排風(feng)(feng)機(ji)(ji)前(qian)應采(cai)(cai)(cai)用(yong)不(bu)(bu)產(chan)生(sheng)火(huo)花的(de)(de)(de)除(chu)(chu)塵(chen)器(qi)(qi)進行(xing)處理,以(yi)防(fang)(fang)止(zhi)除(chu)(chu)塵(chen)器(qi)(qi)工作(zuo)過程中(zhong)產(chan)生(sheng)火(huo)花引起(qi)粉(fen)塵(chen)、碎屑燃(ran)燒或(huo)(huo)爆炸(zha)(zha)。對于(yu)遇(yu)濕可(ke)能爆炸(zha)(zha)的(de)(de)(de)粉(fen)塵(chen)(如(ru)電(dian)石、鋅粉(fen)、鋁鎂合(he)金粉(fen)等(deng)),嚴禁采(cai)(cai)(cai)用(yong)濕式除(chu)(chu)塵(chen)器(qi)(qi)。3、排除(chu)(chu)、輸(shu)送有(you)(you)(you)燃(ran)燒、爆炸(zha)(zha)危(wei)險的(de)(de)(de)氣(qi)體(ti)、蒸(zheng)(zheng)氣(qi)和(he)粉(fen)塵(chen)的(de)(de)(de)排風(feng)(feng)系統,應采(cai)(cai)(cai)用(yong)不(bu)(bu)燃(ran)材(cai)料并設(she)有(you)(you)(you)導除(chu)(chu)靜電(dian)的(de)(de)(de)接地(di)(di)裝置(zhi)。其排風(feng)(feng)設(she)備不(bu)(bu)應布置(zhi)在(zai)地(di)(di)下(xia)、半地(di)(di)下(xia)建筑(zhu)(室)內,以(yi)防(fang)(fang)止(zhi)有(you)(you)(you)爆炸(zha)(zha)危(wei)險的(de)(de)(de)蒸(zheng)(zheng)氣(qi)和(he)粉(fen)塵(chen)等(deng)物(wu)質(zhi)的(de)(de)(de)積(ji)聚。4、排除(chu)(chu)、輸(shu)送溫度(du)超過80℃的(de)(de)(de)空氣(qi)或(huo)(huo)其他氣(qi)體(ti)以(yi)及容易(yi)起(qi)火(huo)的(de)(de)(de)碎屑的(de)(de)(de)管(guan)(guan)道(dao),與可(ke)燃(ran)或(huo)(huo)難燃(ran)物(wu)體(ti)之(zhi)間應保(bao)持不(bu)(bu)小于(yu)150mm的(de)(de)(de)間隙,或(huo)(huo)采(cai)(cai)(cai)用(yong)厚(hou)度(du)不(bu)(bu)小于(yu)50mm的(de)(de)(de)不(bu)(bu)燃(ran)材(cai)料隔熱,以(yi)防(fang)(fang)止(zhi)填塞(sai)物(wu)與構件(jian)因受這些高溫管(guan)(guan)道(dao)的(de)(de)(de)影響而導致(zhi)火(huo)災。當管(guan)(guan)道(dao)互為上下(xia)布置(zhi)時(shi),表面溫度(du)較高者應布置(zhi)在(zai)上面。
1、適(shi)用(yong)于(yu)(yu)大(da)小賓館、酒樓、飯店、飯堂等(deng)場(chang)所(suo)的廚(chu)房抽排油(you)煙(yan)和(he)(he)(he)(he)(he)(he)(he)火煙(yan)和(he)(he)(he)(he)(he)(he)(he)通風系(xi)統配套(tao)使用(yong)。2、適(shi)用(yong)于(yu)(yu)辦公大(da)樓、商場(chang)、影劇院、醫院、工廠企業車間、地下室等(deng)場(chang)所(suo)通風排氣(qi)(qi)(qi)(qi)。3、適(shi)用(yong)于(yu)(yu)所(suo)有(you)工作場(chang)所(suo)的空(kong)(kong)調(diao)冷(leng)氣(qi)(qi)(qi)(qi)工程。4、風機(ji)輸送(song)的應為不含(han)粘(zhan)性物(wu)(wu)質的氣(qi)(qi)(qi)(qi)體(ti),且氣(qi)(qi)(qi)(qi)體(ti)溫度不大(da)于(yu)(yu)80OC,介質所(suo)含(han)物(wu)(wu)質量不大(da)于(yu)(yu)150mg/M3。水膜(mo)濾清(qing)器和(he)(he)(he)(he)(he)(he)(he)靜電油(you)煙(yan)凈(jing)化(hua)器經凈(jing)化(hua)后(hou)排放的物(wu)(wu)質含(han)量不大(da)于(yu)(yu)2.0mg/M3。5、風機(ji)廣泛(fan)用(yong)于(yu)(yu)工廠、礦井、隧道(dao)、冷(leng)卻塔、車輛、船(chuan)舶(bo)和(he)(he)(he)(he)(he)(he)(he)建筑物(wu)(wu)的通風、排塵(chen)和(he)(he)(he)(he)(he)(he)(he)冷(leng)卻;6、鍋爐(lu)和(he)(he)(he)(he)(he)(he)(he)工業爐(lu)窯的通風和(he)(he)(he)(he)(he)(he)(he)引風;空(kong)(kong)氣(qi)(qi)(qi)(qi)調(diao)節設備(bei)和(he)(he)(he)(he)(he)(he)(he)家用(yong)電器設備(bei)中的冷(leng)卻和(he)(he)(he)(he)(he)(he)(he)通風;7、谷物(wu)(wu)的烘干和(he)(he)(he)(he)(he)(he)(he)選送(song);風洞(dong)風源和(he)(he)(he)(he)(he)(he)(he)氣(qi)(qi)(qi)(qi)墊船(chuan)的充氣(qi)(qi)(qi)(qi)和(he)(he)(he)(he)(he)(he)(he)推進等(deng)。
1) 送風,包括通氣,如送鮮風和排氣,這個范圍很廣,如工廠車間,生產場地空氣,由于有害氣體產生需要排出室外,又需要把通風管配件室外空氣輸送至室內。這時就要使用流量大而壓力小的空氣輸送管道,螺旋風管就適用,江北通風管配件一(yi)般情況下使(shi)用(yong)(yong)(yong)鍍(du)鋅鐵管(guan),有腐(fu)蝕(shi)性及特別潮濕場所使(shi)用(yong)(yong)(yong)不(bu)銹(xiu)鋼管(guan)。2) 送(song)(song)冷風(feng)(feng)(feng)。常見的(de)是(shi)中央空調的(de)管(guan)道(dao),這種管(guan)道(dao)需要(yao)(yao)加保溫材料(liao)。螺旋風(feng)(feng)(feng)管(guan)可內貼(tie)保溫材料(liao),外表看來美觀。3) 排油煙。飯店、酒樓(lou)、賓館的(de)廚房均有大(da)(da)量(liang)油煙產生(sheng)(sheng),需要(yao)(yao)排出,使(shi)用(yong)(yong)(yong)圓形的(de)風(feng)(feng)(feng)管(guan)就是(shi)油煙囪。在這里(li),螺旋風(feng)(feng)(feng)管(guan)該(gai)叫做油煙管(guan)。4) 除塵。有些(xie)工廠生(sheng)(sheng)產車間(jian)很(hen)多塵埃,需要(yao)(yao)專門的(de)除塵裝置,其中量(liang)較大(da)(da)的(de)管(guan)道(dao),可使(shi)用(yong)(yong)(yong)螺旋風(feng)(feng)(feng)管(guan)。5) 散(san)裝物料(liao)輸(shu)送(song)(song)。有些(xie)工廠的(de)生(sheng)(sheng)產過程中,需要(yao)(yao)輸(shu)送(song)(song)松散(san)的(de)顆粒(li),特別是(shi)比重不(bu)大(da)(da)的(de)如發泡塑(su)料(liao)粒(li)之類的(de)使(shi)用(yong)(yong)(yong)螺旋風(feng)(feng)(feng)管(guan)造價低、效果好。
通風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)道(dao)(dao)(dao)安(an)裝程序:(1)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)組(zu)裝:當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)較(jiao)短時(shi),可(ke)一次在(zai)(zai)(zai)地面組(zu)裝而成,當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)較(jiao)長(chang)時(shi),可(ke)視安(an)裝場地的(de)情況,在(zai)(zai)(zai)地面分段(duan)組(zu)裝。組(zu)裝時(shi)應(ying)盡量(liang)調整(zheng)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)的(de)中心(xin)度(du)和(he)(he)水(shui)平度(du),避(bi)免風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)扭曲或上(shang)(shang)下(xia)起波,左右擺龍,每段(duan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)不宜超過10m.組(zu)裝時(shi),墊片應(ying)墊平,法蘭螺(luo)栓應(ying)均(jun)勻擰緊,螺(luo)母(mu)帽(mao)均(jun)朝向同一方(fang)向。(2)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)就(jiu)位(wei):風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)就(jiu)位(wei)前(qian)應(ying)檢(jian)查全部支(zhi)(zhi)(zhi)(zhi)架(jia)的(de)水(shui)乎度(du)和(he)(he)標高、檢(jian)查支(zhi)(zhi)(zhi)(zhi)架(jia)的(de)牢固(gu)程度(du),風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)就(jiu)位(wei)可(ke)采(cai)用(yong)(yong)直(zhi)接和(he)(he)吊(diao)(diao)具(ju)兩種方(fang)法。對風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)斷(duan)面較(jiao)小,又(you)位(wei)置較(jiao)低(di)的(de)可(ke)采(cai)用(yong)(yong)人工(gong)就(jiu)位(wei)方(fang)法,只需(xu)搭設簡易腳手(shou)架(jia)即可(ke)。當風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)斷(duan)面較(jiao)大(da)且管(guan)(guan)段(duan)較(jiao)長(chang)時(shi),可(ke)采(cai)用(yong)(yong)滑輪(lun)、倒鏈(lian)、大(da)繩(sheng)等方(fang)法吊(diao)(diao)裝。世紀(ji)星介(jie)紹為(wei)了便于風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)就(jiu)位(wei),一般(ban)多(duo)采(cai)用(yong)(yong)將(jiang)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)吊(diao)(diao)在(zai)(zai)(zai)腳手(shou)架(jia)上(shang)(shang),然后再將(jiang)其抬放在(zai)(zai)(zai)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)支(zhi)(zhi)(zhi)(zhi)架(jia)上(shang)(shang)的(de)方(fang)法。腳手(shou)架(jia)應(ying)沿其風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)長(chang)度(du)方(fang)向搭設,高度(du)和(he)(he)位(wei)置應(ying)適合施工(gong)操作,吊(diao)(diao)裝順序應(ying)先干(gan)管(guan)(guan)后支(zhi)(zhi)(zhi)(zhi)、立管(guan)(guan),吊(diao)(diao)起時(shi),吊(diao)(diao)點應(ying)牢固(gu),兩吊(diao)(diao)點應(ying)均(jun)勻受力。垂直(zhi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)可(ke)采(cai)用(yong)(yong)人工(gong)和(he)(he)大(da)繩(sheng)輔助就(jiu)位(wei)。調整(zheng)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)保證垂直(zhi)度(du)要求(qiu)(qiu)。(3)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)調直(zhi):就(jiu)位(wei)在(zai)(zai)(zai)支(zhi)(zhi)(zhi)(zhi)架(jia)上(shang)(shang)的(de)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao),應(ying)撥正位(wei)置,調整(zheng)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)道(dao)(dao)(dao)橫平豎直(zhi),然后再按圖集(ji)要求(qiu)(qiu)固(gu)定。