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什么是風管,常見風管有哪些類型,風管主要指中央空調系統的通風管道,它常常被忽視,但不銹鋼通風管道卻是空調系統的重要組成部分。風管是由薄鋼板、鋁板、硬聚氯乙烯板、玻璃鋼以及其它復合材料等制成的,高品質不銹鋼通風管道用于(yu)輸送空(kong)氣和空(kong)氣混合物的(de)各種管(guan)(guan)(guan)道的(de)總稱。1、按照材質可(ke)分為:金(jin)(jin)屬風(feng)(feng)管(guan)(guan)(guan)、非金(jin)(jin)屬風(feng)(feng)管(guan)(guan)(guan)。其(qi)中:(1)金(jin)(jin)屬風(feng)(feng)管(guan)(guan)(guan)又可(ke)分為:鋼板風(feng)(feng)管(guan)(guan)(guan)、鋁板風(feng)(feng)管(guan)(guan)(guan)、不銹(xiu)鋼風(feng)(feng)管(guan)(guan)(guan)等;(2)非金(jin)(jin)屬風(feng)(feng)管(guan)(guan)(guan)可(ke)以(yi)分為:硬聚氯(lv)乙烯風(feng)(feng)管(guan)(guan)(guan)、有機玻璃(li)(li)風(feng)(feng)管(guan)(guan)(guan)、無機玻璃(li)(li)風(feng)(feng)管(guan)(guan)(guan)、玻璃(li)(li)鋼風(feng)(feng)管(guan)(guan)(guan)以(yi)及其(qi)它復(fu)合材料風(feng)(feng)管(guan)(guan)(guan)等;2、按照風(feng)(feng)管(guan)(guan)(guan)外形(xing)可(ke)分為:圓形(xing)風(feng)(feng)管(guan)(guan)(guan)、矩(ju)形(xing)風(feng)(feng)管(guan)(guan)(guan);3、按照通風(feng)(feng)空(kong)調系統(tong)工(gong)作壓(ya)(ya)力可(ke)分為:高壓(ya)(ya)風(feng)(feng)管(guan)(guan)(guan)、中壓(ya)(ya)風(feng)(feng)管(guan)(guan)(guan)、低壓(ya)(ya)風(feng)(feng)管(guan)(guan)(guan)三個(ge)類(lei)別,
防(fang)火(huo)(huo)(huo)閥是(shi)用來阻斷來自火(huo)(huo)(huo)災區的(de)煙氣及火(huo)(huo)(huo)焰(yan)通(tong)(tong)過(guo),并在一定(ding)時(shi)間內能滿足耐火(huo)(huo)(huo)穩定(ding)性和(he)耐火(huo)(huo)(huo)完(wan)整性要求(qiu)的(de)閥門。為(wei)了將火(huo)(huo)(huo)災引起(qi)的(de)損失減少到小程度(du),就必(bi)須采取有效的(de)防(fang)火(huo)(huo)(huo)、防(fang)排(pai)煙措施,以控(kong)制火(huo)(huo)(huo)勢蔓(man)延,而防(fang)火(huo)(huo)(huo)閥在通(tong)(tong)風、空(kong)調及防(fang)排(pai)煙系(xi)統中(zhong)的(de)合(he)理設置,則起(qi)到了重要的(de)作用。防(fang)火(huo)(huo)(huo)閥的(de)結(jie)構(gou)(gou)(gou)和(he)工(gong)作原理,防(fang)火(huo)(huo)(huo)閥主要由(you)(you)閥體和(he)執(zhi)行機(ji)(ji)(ji)構(gou)(gou)(gou)組(zu)(zu)成。閥體由(you)(you)殼體、法蘭、葉(xie)片(pian)(pian)及葉(xie)片(pian)(pian)聯動機(ji)(ji)(ji)構(gou)(gou)(gou)等組(zu)(zu)成。執(zhi)行機(ji)(ji)(ji)構(gou)(gou)(gou)由(you)(you)外(wai)殼、葉(xie)片(pian)(pian)調節機(ji)(ji)(ji)構(gou)(gou)(gou)、離合(he)器、溫(wen)度(du)熔斷器等組(zu)(zu)成。防(fang)火(huo)(huo)(huo)閥的(de)執(zhi)行機(ji)(ji)(ji)構(gou)(gou)(gou)是(shi)通(tong)(tong)過(guo)金屬易熔片(pian)(pian)和(he)離合(he)器機(ji)(ji)(ji)構(gou)(gou)(gou)來控(kong)制葉(xie)片(pian)(pian)的(de)轉(zhuan)動。
1安(an)(an)裝好(hao)采用(yong)水平聯通(tong)(tong)(tong)(tong)的(de)方(fang)式(shi)(shi)。操作簡單(dan),使用(yong)安(an)(an)全(quan)范(fan)圍廣。有人說,我方(fang)式(shi)(shi)也(ye)養(yang)好(hao)雞(ji),我只能(neng)說沒有養(yang)不(bu)(bu)(bu)好(hao)雞(ji)的(de)雞(ji)舍,只有養(yang)不(bu)(bu)(bu)好(hao)雞(ji)的(de)人。合理設(she)計本身是為了(le)減(jian)小(xiao)勞動量(liang)(liang)(liang)的(de)!2開(kai)(kai)(kai)口大(da)(da)(da)小(xiao)與數(shu)量(liang)(liang)(liang)。建議等于(yu)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)橫(heng)截(jie)面(mian)(mian)積,按照管(guan)(guan)子內徑(jing)實(shi)際(ji)有效面(mian)(mian)積計算。開(kai)(kai)(kai)口大(da)(da)(da)小(xiao)不(bu)(bu)(bu)敢妄(wang)言,開(kai)(kai)(kai)口越(yue)小(xiao),所(suo)需開(kai)(kai)(kai)口數(shu)量(liang)(liang)(liang)越(yue)多,出風(feng)(feng)(feng)(feng)(feng)越(yue)細越(yue)散(san)越(yue)均勻,但(dan)沖勁不(bu)(bu)(bu)足(zu),降低負壓減(jian)緩(huan)風(feng)(feng)(feng)(feng)(feng)速相對(dui)(dui)更安(an)(an)全(quan)。開(kai)(kai)(kai)口越(yue)大(da)(da)(da),進風(feng)(feng)(feng)(feng)(feng)越(yue)厚,沖勁越(yue)足(zu),相對(dui)(dui)可以提高負壓工作,同樣配(pei)置風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)數(shu)量(liang)(liang)(liang),安(an)(an)全(quan)范(fan)圍內滿足(zu)更多進風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)(liang)。(主要(yao)是冷風(feng)(feng)(feng)(feng)(feng)緩(huan)沖范(fan)圍廣了(le))3配(pei)置方(fang)式(shi)(shi)。根(gen)據(ju)不(bu)(bu)(bu)同雞(ji)舍養(yang)殖(zhi)數(shu)量(liang)(liang)(liang)、大(da)(da)(da)小(xiao)等兩種配(pei)置方(fang)式(shi)(shi)。一是根(gen)據(ju)冬(dong)季大(da)(da)(da)的(de)小(xiao)通(tong)(tong)(tong)(tong)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)(liang),配(pei)置足(zu)夠風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)數(shu)量(liang)(liang)(liang),在(zai)冬(dong)季養(yang)殖(zhi)過(guo)程中完全(quan)不(bu)(bu)(bu)開(kai)(kai)(kai)啟通(tong)(tong)(tong)(tong)風(feng)(feng)(feng)(feng)(feng)窗(chuang),只用(yong)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)通(tong)(tong)(tong)(tong)風(feng)(feng)(feng)(feng)(feng)。二(er)是根(gen)據(ju)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)大(da)(da)(da)小(xiao)配(pei)比(bi)通(tong)(tong)(tong)(tong)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan),但(dan)不(bu)(bu)(bu)建議大(da)(da)(da)雞(ji)舍滿足(zu)小(xiao)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)的(de)配(pei)比(bi),此時(shi)(shi)小(xiao)通(tong)(tong)(tong)(tong)風(feng)(feng)(feng)(feng)(feng)在(zai)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)不(bu)(bu)(bu)夠用(yong)時(shi)(shi),開(kai)(kai)(kai)啟通(tong)(tong)(tong)(tong)風(feng)(feng)(feng)(feng)(feng)窗(chuang),過(guo)渡(du)時(shi)(shi)機(ji)(ji)(ji)、操作方(fang)式(shi)(shi)不(bu)(bu)(bu)好(hao)掌握,難度高,容易(yi)出問(wen)題(ti)。如果配(pei)置風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)足(zu)夠,外界溫(wen)度持續升高,用(yong)到溫(wen)控降溫(wen)模式(shi)(shi)下,開(kai)(kai)(kai)啟側(ce)窗(chuang)通(tong)(tong)(tong)(tong)風(feng)(feng)(feng)(feng)(feng),相對(dui)(dui)時(shi)(shi)機(ji)(ji)(ji)更好(hao),更安(an)(an)全(quan)。
風(feng)(feng)(feng)機(ji)(ji)廣泛地應(ying)用(yong)(yong)于各個工(gong)業部門,一(yi)般講,離心式(shi)風(feng)(feng)(feng)機(ji)(ji)適用(yong)(yong)于小流(liu)(liu)量(liang)、高壓力的(de)場所,而(er)軸(zhou)(zhou)流(liu)(liu)式(shi)風(feng)(feng)(feng)機(ji)(ji)則常用(yong)(yong)于大流(liu)(liu)量(liang)、低壓力的(de)情(qing)(qing)況(kuang),應(ying)根據不(bu)同的(de)情(qing)(qing)況(kuang)選有(you)不(bu)同的(de)風(feng)(feng)(feng)機(ji)(ji)分類。1鍋(guo)(guo)爐用(yong)(yong)風(feng)(feng)(feng)機(ji)(ji),鍋(guo)(guo)爐用(yong)(yong)風(feng)(feng)(feng)機(ji)(ji)根據鍋(guo)(guo)爐的(de)規(gui)格可選用(yong)(yong)離心式(shi)或(huo)軸(zhou)(zhou)流(liu)(liu)式(shi)。又按它的(de)作用(yong)(yong)分為鍋(guo)(guo)爐風(feng)(feng)(feng)機(ji)(ji)—向鍋(guo)(guo)爐內(nei)輸送空氣;鍋(guo)(guo)爐引風(feng)(feng)(feng)機(ji)(ji)把鍋(guo)(guo)爐內(nei)的(de)煙(yan)氣抽走。2通風(feng)(feng)(feng)換氣用(yong)(yong)風(feng)(feng)(feng)機(ji)(ji),這類風(feng)(feng)(feng)機(ji)(ji)一(yi)般是供工(gong)廠及各種建(jian)筑物通風(feng)(feng)(feng)換氣及采暖通風(feng)(feng)(feng)用(yong)(yong),要(yao)求(qiu)壓力不(bu)高,但噪(zao)聲要(yao)求(qiu)要(yao)低,可采用(yong)(yong)離心式(shi)或(huo)軸(zhou)(zhou)流(liu)(liu)式(shi)風(feng)(feng)(feng)機(ji)(ji)。
通風(feng)(feng)(feng)管(guan)(guan)道(dao)安(an)裝(zhuang)(zhuang)(zhuang)程序(xu):(1)風(feng)(feng)(feng)管(guan)(guan)組(zu)裝(zhuang)(zhuang)(zhuang):當風(feng)(feng)(feng)管(guan)(guan)較(jiao)(jiao)短時(shi)(shi),可(ke)(ke)(ke)一(yi)次(ci)在地(di)面組(zu)裝(zhuang)(zhuang)(zhuang)而成,當風(feng)(feng)(feng)管(guan)(guan)較(jiao)(jiao)長時(shi)(shi),可(ke)(ke)(ke)視(shi)安(an)裝(zhuang)(zhuang)(zhuang)場(chang)地(di)的情況,在地(di)面分(fen)段(duan)組(zu)裝(zhuang)(zhuang)(zhuang)。組(zu)裝(zhuang)(zhuang)(zhuang)時(shi)(shi)應(ying)(ying)(ying)(ying)盡量調(diao)整風(feng)(feng)(feng)道(dao)的中心度(du)和(he)水平度(du),避免風(feng)(feng)(feng)管(guan)(guan)扭曲或上(shang)下起波,左右擺龍,每段(duan)風(feng)(feng)(feng)道(dao)不宜超過10m.組(zu)裝(zhuang)(zhuang)(zhuang)時(shi)(shi),墊片(pian)應(ying)(ying)(ying)(ying)墊平,法(fa)(fa)蘭螺栓應(ying)(ying)(ying)(ying)均勻(yun)擰緊,螺母帽均朝向(xiang)同一(yi)方(fang)(fang)向(xiang)。(2)風(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)(jiu)位(wei)(wei)(wei):風(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)(jiu)位(wei)(wei)(wei)前應(ying)(ying)(ying)(ying)檢(jian)(jian)查(cha)全(quan)部支架(jia)(jia)的水乎(hu)度(du)和(he)標高、檢(jian)(jian)查(cha)支架(jia)(jia)的牢固(gu)程度(du),風(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)(jiu)位(wei)(wei)(wei)可(ke)(ke)(ke)采(cai)用(yong)(yong)直(zhi)接和(he)吊具(ju)兩種方(fang)(fang)法(fa)(fa)。對風(feng)(feng)(feng)管(guan)(guan)斷面較(jiao)(jiao)小,又位(wei)(wei)(wei)置(zhi)較(jiao)(jiao)低的可(ke)(ke)(ke)采(cai)用(yong)(yong)人工(gong)就(jiu)(jiu)(jiu)位(wei)(wei)(wei)方(fang)(fang)法(fa)(fa),只(zhi)需搭設(she)簡易腳(jiao)(jiao)手架(jia)(jia)即可(ke)(ke)(ke)。當風(feng)(feng)(feng)管(guan)(guan)斷面較(jiao)(jiao)大且(qie)管(guan)(guan)段(duan)較(jiao)(jiao)長時(shi)(shi),可(ke)(ke)(ke)采(cai)用(yong)(yong)滑輪、倒鏈(lian)、大繩等(deng)方(fang)(fang)法(fa)(fa)吊裝(zhuang)(zhuang)(zhuang)。世紀星介紹為了便(bian)于風(feng)(feng)(feng)道(dao)就(jiu)(jiu)(jiu)位(wei)(wei)(wei),一(yi)般多采(cai)用(yong)(yong)將風(feng)(feng)(feng)道(dao)吊在腳(jiao)(jiao)手架(jia)(jia)上(shang),然后(hou)再將其抬放在風(feng)(feng)(feng)道(dao)支架(jia)(jia)上(shang)的方(fang)(fang)法(fa)(fa)。腳(jiao)(jiao)手架(jia)(jia)應(ying)(ying)(ying)(ying)沿其風(feng)(feng)(feng)道(dao)長度(du)方(fang)(fang)向(xiang)搭設(she),高度(du)和(he)位(wei)(wei)(wei)置(zhi)應(ying)(ying)(ying)(ying)適合施工(gong)操作(zuo),吊裝(zhuang)(zhuang)(zhuang)順序(xu)應(ying)(ying)(ying)(ying)先干管(guan)(guan)后(hou)支、立管(guan)(guan),吊起時(shi)(shi),吊點應(ying)(ying)(ying)(ying)牢固(gu),兩吊點應(ying)(ying)(ying)(ying)均勻(yun)受力。垂(chui)直(zhi)風(feng)(feng)(feng)管(guan)(guan)可(ke)(ke)(ke)采(cai)用(yong)(yong)人工(gong)和(he)大繩輔助就(jiu)(jiu)(jiu)位(wei)(wei)(wei)。調(diao)整風(feng)(feng)(feng)管(guan)(guan)保證(zheng)垂(chui)直(zhi)度(du)要求。(3)風(feng)(feng)(feng)道(dao)調(diao)直(zhi):就(jiu)(jiu)(jiu)位(wei)(wei)(wei)在支架(jia)(jia)上(shang)的風(feng)(feng)(feng)道(dao),應(ying)(ying)(ying)(ying)撥(bo)正位(wei)(wei)(wei)置(zhi),調(diao)整風(feng)(feng)(feng)道(dao)橫平豎直(zhi),然后(hou)再按圖集要求固(gu)定。
確(que)保(bao)通風效果(guo):高(gao)(gao)溫(wen)(wen)消(xiao)防排煙風機(ji)的(de)(de)使(shi)(shi)(shi)用介質本身(shen)溫(wen)(wen)度相對較高(gao)(gao),且(qie)自身(shen)的(de)(de)運(yun)轉也是(shi)會(hui)產(chan)生(sheng)一(yi)定的(de)(de)溫(wen)(wen)度,若是(shi)將(jiang)其(qi)放在(zai)密(mi)封(feng)環境中(zhong),那么很容易就(jiu)會(hui)導致高(gao)(gao)溫(wen)(wen)現象(xiang)發(fa)(fa)生(sheng),針(zhen)對于這(zhe)種情況在(zai)前期選擇安裝(zhuang)環境時就(jiu)應該要(yao)(yao)多注意,好是(shi)能(neng)夠將(jiang)其(qi)放在(zai)通風效果(guo)較好的(de)(de)環境中(zhong),通過對流運(yun)動來(lai)有效降(jiang)低溫(wen)(wen)度,這(zhe)是(shi)可以有效的(de)(de)防止(zhi)高(gao)(gao)溫(wen)(wen)現象(xiang)的(de)(de)發(fa)(fa)生(sheng)。確(que)保(bao)電(dian)流大小(xiao)合(he)適:消(xiao)防排煙風機(ji)的(de)(de)使(shi)(shi)(shi)用還(huan)是(shi)要(yao)(yao)注意電(dian)流問(wen)題,是(shi)應該要(yao)(yao)防止(zhi)電(dian)流過大現象(xiang)發(fa)(fa)生(sheng),否則(ze)會(hui)讓在(zai)運(yun)行中(zhong)會(hui)因(yin)為電(dian)流過大而產(chan)生(sheng)較多的(de)(de)電(dian)阻,而這(zhe)也是(shi)會(hui)導致高(gao)(gao)溫(wen)(wen)現象(xiang)發(fa)(fa)生(sheng)。因(yin)為高(gao)(gao)溫(wen)(wen)會(hui)直(zhi)接影響(xiang)著(zhu)消(xiao)防排煙風機(ji)的(de)(de)使(shi)(shi)(shi)用,因(yin)此在(zai)日常使(shi)(shi)(shi)用中(zhong)就(jiu)應該要(yao)(yao)采取措施(shi)來(lai)有效的(de)(de)防止(zhi)高(gao)(gao)溫(wen)(wen)現象(xiang)發(fa)(fa)生(sheng),且(qie)在(zai)高(gao)(gao)溫(wen)(wen)之后要(yao)(yao)采取措施(shi)來(lai)降(jiang)溫(wen)(wen),以確(que)保(bao)安全(quan)。