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一、風(feng)(feng)(feng)管及部(bu)(bu)件安(an)(an)裝(zhuang)(zhuang)(zhuang)的(de)(de)(de)有(you)關(guan)規(gui)定(ding)1.風(feng)(feng)(feng)管安(an)(an)裝(zhuang)(zhuang)(zhuang)的(de)(de)(de)強制規(gui)定(ding),當風(feng)(feng)(feng)管穿過需要封閉的(de)(de)(de)防(fang)火(huo)、防(fang)爆(bao)墻(qiang)體(ti)(ti)或(huo)樓板時(shi)(shi),應(ying)設預(yu)埋管或(huo)防(fang)護(hu)(hu)套管。套管鋼板厚度不應(ying)小于1.6mm,風(feng)(feng)(feng)管與防(fang)護(hu)(hu)套管之間應(ying)用不燃(ran)(ran)且對人體(ti)(ti)無害的(de)(de)(de)柔性材料封堵,風(feng)(feng)(feng)道應(ying)安(an)(an)裝(zhuang)(zhuang)(zhuang)設防(fang)火(huo)閥。風(feng)(feng)(feng)管內嚴禁(jin)各種管道、電線敷(fu)設及穿越(yue);輸(shu)送含有(you)易(yi)燃(ran)(ran)易(yi)爆(bao)氣體(ti)(ti)或(huo)安(an)(an)裝(zhuang)(zhuang)(zhuang)在(zai)(zai)易(yi)燃(ran)(ran)易(yi)爆(bao)環境的(de)(de)(de)風(feng)(feng)(feng)管系統,應(ying)有(you)良好(hao)的(de)(de)(de)接地(di),通過生活區、生產房(fang)間時(shi)(shi)必須嚴密,不得設接口;室(shi)外(wai)主管的(de)(de)(de)固定(ding)拉(la)索嚴禁(jin)拉(la)在(zai)(zai)避(bi)雷(lei)(lei)針或(huo)避(bi)雷(lei)(lei)網上。輸(shu)送溫度高(gao)于80℃的(de)(de)(de)空氣的(de)(de)(de)風(feng)(feng)(feng)管,應(ying)按設計要求采(cai)取防(fang)護(hu)(hu)措(cuo)施(shi)。2.風(feng)(feng)(feng)管安(an)(an)裝(zhuang)(zhuang)(zhuang)的(de)(de)(de)一般規(gui)定(ding)風(feng)(feng)(feng)管安(an)(an)裝(zhuang)(zhuang)(zhuang)宜(yi)在(zai)(zai)建筑圍護(hu)(hu)結構施(shi)工完畢(bi)、場所清理(li)后(hou)進(jin)行(xing)。凈化空調(diao)風(feng)(feng)(feng)管應(ying)在(zai)(zai)安(an)(an)裝(zhuang)(zhuang)(zhuang)部(bu)(bu)位(wei)地(di)面做好(hao),墻(qiang)面抹灰工序完畢(bi),室(shi)內無飛塵(chen)或(huo)有(you)防(fang)塵(chen)措(cuo)施(shi)后(hou)進(jin)行(xing)。安(an)(an)裝(zhuang)(zhuang)(zhuang)風(feng)(feng)(feng)管前應(ying)清除管內外(wai)雜物,并做好(hao)清潔和保護(hu)(hu)工作,風(feng)(feng)(feng)管安(an)(an)裝(zhuang)(zhuang)(zhuang)的(de)(de)(de)位(wei)置(zhi)、標高(gao)和走向等(deng)應(ying)符(fu)合設計要求,現場風(feng)(feng)(feng)管接口的(de)(de)(de)配置(zhi)不得縮小有(you)效截面。
1、適用于大小賓館、酒樓、飯店、飯堂等場所的廚房抽排油煙和火煙和通風系統配套使用。2、適用于辦公大樓、商場、影劇院、醫院、工廠企業車間、地下室等場所通風排氣。3、適用于所有工作場所的空調冷氣工程。4、風機輸送的應為不含粘性物質的氣體,且高品質通風管氣體溫度不大于80OC,介質所含物質量不大于150mg/M3。水膜濾清器和靜電油煙凈化器經凈化后排放的物質含量不大于2.0mg/M3。5、風機廣泛用于工廠、礦井、隧道、冷卻塔、車輛、船舶和建筑物的通風、排塵和冷卻;6、鍋爐和工業爐窯的通風和引風;通風管廠家空氣調節設備(bei)和(he)家用(yong)電器設備(bei)中(zhong)的冷卻和(he)通(tong)風;7、谷物的烘干(gan)和(he)選(xuan)送(song);風洞風源和(he)氣墊(dian)船的充氣和(he)推進等。
防(fang)(fang)火(huo)閥是用(yong)來阻斷來自火(huo)災(zai)區的煙(yan)氣及(ji)火(huo)焰(yan)通(tong)過(guo),并(bing)在(zai)一(yi)定時間(jian)內能滿足耐火(huo)穩(wen)定性和(he)(he)耐火(huo)完(wan)整性要求的閥門。為了將火(huo)災(zai)引起的損失(shi)減少到(dao)小(xiao)程度,就必須采(cai)取有(you)效的防(fang)(fang)火(huo)、防(fang)(fang)排(pai)(pai)煙(yan)措施,以(yi)控(kong)制火(huo)勢蔓延,而防(fang)(fang)火(huo)閥在(zai)通(tong)風、空調及(ji)防(fang)(fang)排(pai)(pai)煙(yan)系統中(zhong)的合理(li)設置,則(ze)起到(dao)了重要的作(zuo)用(yong)。防(fang)(fang)火(huo)閥的結構(gou)和(he)(he)工作(zuo)原理(li),防(fang)(fang)火(huo)閥主(zhu)要由(you)閥體(ti)和(he)(he)執(zhi)行(xing)機(ji)(ji)構(gou)組(zu)成(cheng)。閥體(ti)由(you)殼體(ti)、法蘭(lan)、葉(xie)片(pian)及(ji)葉(xie)片(pian)聯動(dong)機(ji)(ji)構(gou)等組(zu)成(cheng)。執(zhi)行(xing)機(ji)(ji)構(gou)由(you)外殼、葉(xie)片(pian)調節(jie)機(ji)(ji)構(gou)、離合器(qi)(qi)、溫(wen)度熔斷器(qi)(qi)等組(zu)成(cheng)。防(fang)(fang)火(huo)閥的執(zhi)行(xing)機(ji)(ji)構(gou)是通(tong)過(guo)金屬易熔片(pian)和(he)(he)離合器(qi)(qi)機(ji)(ji)構(gou)來控(kong)制葉(xie)片(pian)的轉動(dong)。
通(tong)風(feng)(feng)(feng)、空調設備(bei)(bei)防(fang)火(huo)防(fang)爆(bao)(bao)(bao)措施1、空氣(qi)(qi)(qi)(qi)中(zhong)含有容易(yi)起(qi)火(huo)或爆(bao)(bao)(bao)炸物(wu)(wu)(wu)質的(de)房(fang)間(jian)(jian)(jian),其(qi)(qi)送(song)、排(pai)(pai)(pai)風(feng)(feng)(feng)系統應采(cai)(cai)用(yong)防(fang)爆(bao)(bao)(bao)型的(de)通(tong)風(feng)(feng)(feng)設備(bei)(bei)和不(bu)(bu)會產生(sheng)火(huo)花(hua)(hua)的(de)材料(liao)(如可(ke)采(cai)(cai)用(yong)有色(se)金屬制造的(de)風(feng)(feng)(feng)機(ji)葉片和防(fang)爆(bao)(bao)(bao)電動機(ji))。當送(song)風(feng)(feng)(feng)機(ji)布置(zhi)(zhi)在(zai)單獨分隔的(de)通(tong)風(feng)(feng)(feng)機(ji)房(fang)內,且送(song)風(feng)(feng)(feng)干(gan)管上(shang)設置(zhi)(zhi)防(fang)止(zhi)回流(liu)設施時,可(ke)采(cai)(cai)用(yong)普通(tong)型通(tong)風(feng)(feng)(feng)設備(bei)(bei)。2、含有易(yi)燃(ran)、易(yi)爆(bao)(bao)(bao)粉(fen)(fen)(fen)塵(碎屑)的(de)空氣(qi)(qi)(qi)(qi),在(zai)進入(ru)排(pai)(pai)(pai)風(feng)(feng)(feng)機(ji)前應采(cai)(cai)用(yong)不(bu)(bu)產生(sheng)火(huo)花(hua)(hua)的(de)除(chu)(chu)塵器進行處理,以(yi)防(fang)止(zhi)除(chu)(chu)塵器工作過程中(zhong)產生(sheng)火(huo)花(hua)(hua)引起(qi)粉(fen)(fen)(fen)塵、碎屑燃(ran)燒(shao)或爆(bao)(bao)(bao)炸。對于(yu)遇(yu)濕可(ke)能(neng)爆(bao)(bao)(bao)炸的(de)粉(fen)(fen)(fen)塵(如電石、鋅粉(fen)(fen)(fen)、鋁鎂合金粉(fen)(fen)(fen)等),嚴禁采(cai)(cai)用(yong)濕式(shi)除(chu)(chu)塵器。3、排(pai)(pai)(pai)除(chu)(chu)、輸(shu)送(song)有燃(ran)燒(shao)、爆(bao)(bao)(bao)炸危險(xian)的(de)氣(qi)(qi)(qi)(qi)體(ti)、蒸(zheng)氣(qi)(qi)(qi)(qi)和粉(fen)(fen)(fen)塵的(de)排(pai)(pai)(pai)風(feng)(feng)(feng)系統,應采(cai)(cai)用(yong)不(bu)(bu)燃(ran)材料(liao)并(bing)設有導除(chu)(chu)靜電的(de)接地(di)裝(zhuang)置(zhi)(zhi)。其(qi)(qi)排(pai)(pai)(pai)風(feng)(feng)(feng)設備(bei)(bei)不(bu)(bu)應布置(zhi)(zhi)在(zai)地(di)下、半地(di)下建(jian)筑(室)內,以(yi)防(fang)止(zhi)有爆(bao)(bao)(bao)炸危險(xian)的(de)蒸(zheng)氣(qi)(qi)(qi)(qi)和粉(fen)(fen)(fen)塵等物(wu)(wu)(wu)質的(de)積聚。4、排(pai)(pai)(pai)除(chu)(chu)、輸(shu)送(song)溫(wen)度(du)超(chao)過80℃的(de)空氣(qi)(qi)(qi)(qi)或其(qi)(qi)他氣(qi)(qi)(qi)(qi)體(ti)以(yi)及(ji)容易(yi)起(qi)火(huo)的(de)碎屑的(de)管道,與可(ke)燃(ran)或難燃(ran)物(wu)(wu)(wu)體(ti)之間(jian)(jian)(jian)應保持不(bu)(bu)小于(yu)150mm的(de)間(jian)(jian)(jian)隙(xi),或采(cai)(cai)用(yong)厚度(du)不(bu)(bu)小于(yu)50mm的(de)不(bu)(bu)燃(ran)材料(liao)隔熱(re),以(yi)防(fang)止(zhi)填塞物(wu)(wu)(wu)與構件因受這些高(gao)溫(wen)管道的(de)影響而導致火(huo)災。當管道互為上(shang)下布置(zhi)(zhi)時,表(biao)面溫(wen)度(du)較高(gao)者應布置(zhi)(zhi)在(zai)上(shang)面。
什么是風(feng)(feng)(feng)管(guan)(guan)(guan),常見風(feng)(feng)(feng)管(guan)(guan)(guan)有哪(na)些類(lei)型,風(feng)(feng)(feng)管(guan)(guan)(guan)主要指中央空(kong)調(diao)系統(tong)(tong)的通(tong)風(feng)(feng)(feng)管(guan)(guan)(guan)道,它常常被(bei)忽視,但卻是空(kong)調(diao)系統(tong)(tong)的重要組(zu)成(cheng)部分(fen)(fen)。風(feng)(feng)(feng)管(guan)(guan)(guan)是由薄(bo)鋼板(ban)(ban)、鋁(lv)板(ban)(ban)、硬(ying)聚(ju)氯乙(yi)(yi)烯板(ban)(ban)、玻璃(li)鋼以及其它復合(he)材(cai)(cai)料等制成(cheng)的,用于輸送空(kong)氣和(he)空(kong)氣混(hun)合(he)物的各(ge)種管(guan)(guan)(guan)道的總稱。1、按照材(cai)(cai)質可(ke)分(fen)(fen)為(wei)(wei):金屬風(feng)(feng)(feng)管(guan)(guan)(guan)、非金屬風(feng)(feng)(feng)管(guan)(guan)(guan)。其中:(1)金屬風(feng)(feng)(feng)管(guan)(guan)(guan)又可(ke)分(fen)(fen)為(wei)(wei):鋼板(ban)(ban)風(feng)(feng)(feng)管(guan)(guan)(guan)、鋁(lv)板(ban)(ban)風(feng)(feng)(feng)管(guan)(guan)(guan)、不銹鋼風(feng)(feng)(feng)管(guan)(guan)(guan)等;(2)非金屬風(feng)(feng)(feng)管(guan)(guan)(guan)可(ke)以分(fen)(fen)為(wei)(wei):硬(ying)聚(ju)氯乙(yi)(yi)烯風(feng)(feng)(feng)管(guan)(guan)(guan)、有機玻璃(li)風(feng)(feng)(feng)管(guan)(guan)(guan)、無機玻璃(li)風(feng)(feng)(feng)管(guan)(guan)(guan)、玻璃(li)鋼風(feng)(feng)(feng)管(guan)(guan)(guan)以及其它復合(he)材(cai)(cai)料風(feng)(feng)(feng)管(guan)(guan)(guan)等;2、按照風(feng)(feng)(feng)管(guan)(guan)(guan)外形(xing)(xing)可(ke)分(fen)(fen)為(wei)(wei):圓形(xing)(xing)風(feng)(feng)(feng)管(guan)(guan)(guan)、矩形(xing)(xing)風(feng)(feng)(feng)管(guan)(guan)(guan);3、按照通(tong)風(feng)(feng)(feng)空(kong)調(diao)系統(tong)(tong)工作壓(ya)力可(ke)分(fen)(fen)為(wei)(wei):高(gao)壓(ya)風(feng)(feng)(feng)管(guan)(guan)(guan)、中壓(ya)風(feng)(feng)(feng)管(guan)(guan)(guan)、低壓(ya)風(feng)(feng)(feng)管(guan)(guan)(guan)三個(ge)類(lei)別,