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1,通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管安(an)裝在支架上,應(ying)設托(tuo)座。2,通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管如有穿出屋面外(wai)部(bu)分,應(ying)設置防(fang)雨罩。3,通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管采用無法蘭連(lian)時,接口處應(ying)嚴(yan)密(mi)(mi)牢固(gu)。通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管連(lian)接兩平(ping)面應(ying)平(ping)直,不得錯位及扭(niu)曲。4,輸送易產生冷凝水(shui)的(de)(de)通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管,安(an)裝應(ying)設計(ji)坡度。通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管底部(bu)不能有縱向的(de)(de)接縫(feng), 如必須(xu)有接縫(feng),則應(ying)采用密(mi)(mi)封(feng)方式。通(tong)(tong)風(feng)(feng)(feng)(feng)管道(dao)安(an)裝完畢后,應(ying)進行嚴(yan)密(mi)(mi)性試驗(yan),如發(fa)現異常情況,通(tong)(tong)風(feng)(feng)(feng)(feng)管道(dao)的(de)(de)制作、安(an)裝、檢驗(yan)和(he)試驗(yan),是一個連(lian)貫的(de)(de)工(gong)(gong)程,做到安(an)全適用,經濟合理,方便施工(gong)(gong),確保通(tong)(tong)風(feng)(feng)(feng)(feng)管道(dao)的(de)(de)工(gong)(gong)程質(zhi)量。
風(feng)機(ji)分類(lei)可以按氣(qi)體(ti)(ti)流(liu)動(dong)的方向,分為離(li)心(xin)式(shi)、軸流(liu)式(shi)、斜(xie)流(liu)式(shi)和橫流(liu)式(shi)等類(lei)型(xing)(xing)。這種風(feng)機(ji)分類(lei)的機(ji)器有:離(li)心(xin)風(feng)機(ji)工(gong)作時,動(dong)力(li)機(ji)(主要是電(dian)(dian)動(dong)機(ji))驅動(dong)葉輪(lun)(lun)(lun)在(zai)蝸形機(ji)殼(ke)內旋(xuan)轉(zhuan),空氣(qi)經吸(xi)氣(qi)口從(cong)葉輪(lun)(lun)(lun)中心(xin)處吸(xi)入。由(you)(you)于葉片對氣(qi)體(ti)(ti)的動(dong)力(li)作用,氣(qi)體(ti)(ti)壓力(li)和速度得以提高,并在(zai)離(li)心(xin)力(li)作用下(xia)沿著葉道(dao)甩向機(ji)殼(ke),從(cong)排氣(qi)口排出。因氣(qi)體(ti)(ti)在(zai)葉輪(lun)(lun)(lun)內的流(liu)動(dong)主要是在(zai)徑(jing)向平面內,故又稱(cheng)徑(jing)流(liu)風(feng)機(ji)。離(li)心(xin)風(feng)機(ji)主要由(you)(you)葉輪(lun)(lun)(lun)和機(ji)殼(ke)組成,小(xiao)型(xing)(xing)風(feng)機(ji)的葉輪(lun)(lun)(lun)直接裝(zhuang)在(zai)電(dian)(dian)動(dong)機(ji)上中、大型(xing)(xing)風(feng)機(ji)通過聯(lian)軸器或皮帶輪(lun)(lun)(lun)與(yu)電(dian)(dian)動(dong)機(ji)聯(lian)接。離(li)心(xin)風(feng)機(ji)一般為單(dan)側進氣(qi),用單(dan)級(ji)葉輪(lun)(lun)(lun);流(liu)量大的可雙(shuang)側進氣(qi),用兩個背(bei)靠(kao)背(bei)的葉輪(lun)(lun)(lun),又稱(cheng)為雙(shuang)吸(xi)式(shi)離(li)心(xin)風(feng)機(ji)。
風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)廣泛地應用(yong)(yong)于各個工業(ye)部門,一般講(jiang),離心(xin)(xin)式(shi)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)適用(yong)(yong)于小流量、高壓(ya)(ya)力(li)的(de)(de)場所,而(er)軸流式(shi)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)則常用(yong)(yong)于大流量、低壓(ya)(ya)力(li)的(de)(de)情況,應根據不(bu)(bu)同的(de)(de)情況選有不(bu)(bu)同的(de)(de)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)分類(lei)。1鍋(guo)爐用(yong)(yong)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji),鍋(guo)爐用(yong)(yong)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)根據鍋(guo)爐的(de)(de)規格可(ke)選用(yong)(yong)離心(xin)(xin)式(shi)或軸流式(shi)。又按它(ta)的(de)(de)作用(yong)(yong)分為鍋(guo)爐風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)—向鍋(guo)爐內輸送空氣(qi);鍋(guo)爐引風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)把(ba)鍋(guo)爐內的(de)(de)煙氣(qi)抽走。2通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)換氣(qi)用(yong)(yong)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji),這類(lei)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)一般是供工廠及(ji)各種建筑物通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)換氣(qi)及(ji)采(cai)暖通(tong)(tong)風(feng)(feng)(feng)(feng)(feng)用(yong)(yong),要求壓(ya)(ya)力(li)不(bu)(bu)高,但(dan)噪(zao)聲(sheng)要求要低,可(ke)采(cai)用(yong)(yong)離心(xin)(xin)式(shi)或軸流式(shi)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)。
1、適(shi)用(yong)于(yu)(yu)大小(xiao)賓館(guan)、酒樓(lou)、飯(fan)店、飯(fan)堂等(deng)場所的(de)廚房抽排油(you)煙和(he)(he)(he)(he)(he)(he)(he)火煙和(he)(he)(he)(he)(he)(he)(he)通(tong)(tong)(tong)風(feng)系統配套使用(yong)。2、適(shi)用(yong)于(yu)(yu)辦公大樓(lou)、商場、影(ying)劇院、醫院、工廠(chang)企業車間、地下室等(deng)場所通(tong)(tong)(tong)風(feng)排氣(qi)(qi)。3、適(shi)用(yong)于(yu)(yu)所有工作(zuo)場所的(de)空調冷(leng)氣(qi)(qi)工程。4、風(feng)機輸送(song)的(de)應為不含(han)粘(zhan)性物質的(de)氣(qi)(qi)體(ti),且氣(qi)(qi)體(ti)溫度不大于(yu)(yu)80OC,介(jie)質所含(han)物質量(liang)不大于(yu)(yu)150mg/M3。水(shui)膜濾(lv)清器(qi)和(he)(he)(he)(he)(he)(he)(he)靜電油(you)煙凈化器(qi)經凈化后排放(fang)的(de)物質含(han)量(liang)不大于(yu)(yu)2.0mg/M3。5、風(feng)機廣泛(fan)用(yong)于(yu)(yu)工廠(chang)、礦(kuang)井、隧道(dao)、冷(leng)卻(que)塔(ta)、車輛、船舶和(he)(he)(he)(he)(he)(he)(he)建筑物的(de)通(tong)(tong)(tong)風(feng)、排塵和(he)(he)(he)(he)(he)(he)(he)冷(leng)卻(que);6、鍋爐和(he)(he)(he)(he)(he)(he)(he)工業爐窯的(de)通(tong)(tong)(tong)風(feng)和(he)(he)(he)(he)(he)(he)(he)引(yin)風(feng);空氣(qi)(qi)調節設備(bei)和(he)(he)(he)(he)(he)(he)(he)家(jia)用(yong)電器(qi)設備(bei)中的(de)冷(leng)卻(que)和(he)(he)(he)(he)(he)(he)(he)通(tong)(tong)(tong)風(feng);7、谷物的(de)烘(hong)干(gan)和(he)(he)(he)(he)(he)(he)(he)選送(song);風(feng)洞風(feng)源(yuan)和(he)(he)(he)(he)(he)(he)(he)氣(qi)(qi)墊船的(de)充氣(qi)(qi)和(he)(he)(he)(he)(he)(he)(he)推進等(deng)。
1、通風(feng)(feng)機(ji)安(an)裝(zhuang)應符合下列(lie)規(gui)定(ding)(ding)(1)風(feng)(feng)機(ji)試運(yun)轉(zhuan)(zhuan)時(shi),葉輪(lun)旋(xuan)轉(zhuan)(zhuan)方向正確,經不少于(yu)2H運(yun)轉(zhuan)(zhuan)后(hou),滑動軸承溫升不超(chao)過(guo)35度(du)(du),高溫度(du)(du)不超(chao)過(guo)70度(du)(du);滾動軸承溫升不超(chao)過(guo)40度(du)(du),高溫度(du)(du)不超(chao)過(guo)80度(du)(du)。(2)離心風(feng)(feng)機(ji)與(yu)(yu)減(jian)震臺座接(jie)觸緊(jin)密(mi),螺栓擰緊(jin),并有防松裝(zhuang)置(zhi)(zhi)。(3)管道(dao)風(feng)(feng)機(ji)采(cai)用減(jian)震吊(diao)架(jia)(jia)安(an)裝(zhuang)時(shi),風(feng)(feng)機(ji)與(yu)(yu)減(jian)震吊(diao)架(jia)(jia)連接(jie)緊(jin)密(mi),牢(lao)固(gu)(gu)可(ke)靠(kao);采(cai)用支(zhi)拖架(jia)(jia)安(an)裝(zhuang)時(shi),風(feng)(feng)機(ji)與(yu)(yu)減(jian)震器及支(zhi)架(jia)(jia)、托架(jia)(jia)連接(jie)緊(jin)密(mi),穩(wen)固(gu)(gu)可(ke)靠(kao)。2、過(guo)濾(lv)(lv)器、紙除塵器、過(guo)濾(lv)(lv)器吸收器安(an)裝(zhuang)應符合下列(lie)規(gui)定(ding)(ding)(1)各(ge)種(zhong)設備的(de)型(xing)號、規(gui)格、額定(ding)(ding)風(feng)(feng)量必須(xu)符合設計要求。(2)各(ge)種(zhong)設備的(de)安(an)裝(zhuang)方向必須(xu)正確。(3)設備與(yu)(yu)管路連接(jie)時(shi),宜采(cai)用整體性(xing)的(de)橡膠軟(ruan)管接(jie)頭,并不得(de)漏氣;固(gu)(gu)定(ding)(ding)支(zhi)架(jia)(jia)應平(ping)正穩(wen)定(ding)(ding)。(4)過(guo)濾(lv)(lv)器的(de)安(an)裝(zhuang)應固(gu)(gu)定(ding)(ding)牢(lao)固(gu)(gu),過(guo)濾(lv)(lv)器與(yu)(yu)框架(jia)(jia)、框架(jia)(jia)與(yu)(yu)維(wei)護(hu)結構(gou)之間無明顯(xian)縫隙。(5)紙除塵器和(he)過(guo)濾(lv)(lv)器的(de)安(an)裝(zhuang),應固(gu)(gu)定(ding)(ding)牢(lao)固(gu)(gu),位置(zhi)(zhi)準確,連接(jie)嚴密(mi)。
(1)風管布置應盡量采用沿墻壁鋪設的方法,這樣在終裝修時可形成凹凸頂結構,中央空調既保持了室內的凈高,又使風管得到屏蔽,可以起到較好的裝修效果;(2)風管在布置時應盡量短,彎頭不宜過多,轉角半徑不宜過小,并盡量避免管道突變徑,以減少沿程壓力的損失;(3)風管安裝時不應破壞原有建筑的結構,特別是承重結構;(4)風管穿過墻壁處,其孔洞四周的縫隙,推薦中央空調應(ying)(ying)使用彈性材料填(tian)充密實(shi);(5)為了降低噪聲,風(feng)(feng)(feng)(feng)管(guan)的(de)(de)始端(與(yu)送(song)風(feng)(feng)(feng)(feng)機連接(jie)處(chu))不宜(yi)急(ji)彎,必要(yao)時,彎頭(tou)和(he)三通(tong)支(zhi)(zhi)管(guan)等處(chu)應(ying)(ying)裝(zhuang)(zhuang)(zhuang)設導流(liu)葉片;(6)風(feng)(feng)(feng)(feng)管(guan)的(de)(de)連接(jie)應(ying)(ying)嚴格按照規范(fan)進行,粘(zhan)貼(tie)應(ying)(ying)牢固(gu)、鋪設應(ying)(ying)平整、綁扎(zha)應(ying)(ying)緊密,無滑動、松弛與(yu)斷裂現象,防(fang)止漏冷(熱);(7)輸送(song)易產生冷凝水空(kong)氣的(de)(de)風(feng)(feng)(feng)(feng)管(guan),一(yi)定要(yao)按設計要(yao)求(qiu)(qiu)的(de)(de)坡度(du)安裝(zhuang)(zhuang)(zhuang);(8)安裝(zhuang)(zhuang)(zhuang)要(yao)牢固(gu),所有(you)吊(diao)、支(zhi)(zhi)、托架不得(de)妨(fang)礙(ai)風(feng)(feng)(feng)(feng)口、閥門、控制系統(tong)及檢(jian)查門的(de)(de)操作,并作良好的(de)(de)防(fang)銹(xiu)處(chu)理;(9)新(xin)風(feng)(feng)(feng)(feng)管(guan)安裝(zhuang)(zhuang)(zhuang)除應(ying)(ying)遵(zun)守送(song)風(feng)(feng)(feng)(feng)管(guan)道安裝(zhuang)(zhuang)(zhuang)規定外,還應(ying)(ying)按設計要(yao)求(qiu)(qiu)作有(you)坡度(du)安裝(zhuang)(zhuang)(zhuang)(坡向(xiang)新(xin)風(feng)(feng)(feng)(feng)口);(10)新(xin)風(feng)(feng)(feng)(feng)口要(yao)有(you)防(fang)雨和(he)過(guo)濾網罩,安裝(zhuang)(zhuang)(zhuang)位置應(ying)(ying)選在空(kong)氣不受污染的(de)(de)地方且便于檢(jian)修(xiu)。