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1.風管程度安裝,邊長尺寸小于等于400mm,間距不應大于4m;大于400mm,不應大于3m;對于薄鋼板法蘭的風管,其支、吊架間距不應大于3m。2.風管垂直安裝,間距不應大于4m,不銹鋼通風管道單根直管至少應有2個固定點。3.支、吊架不宜設置在風口、閥門、檢討門及自控機構處,離風口或插接管的距離不宜小于200mm。4.當程度懸吊的主、干風管長度超過20m時,值得信賴的不銹鋼通風管道應設(she)置防止擺(bai)動(dong)固(gu)定點,每個系(xi)統不應少于(yu)1個。5.防火閥(fa)直徑(jing)或長邊(bian)尺寸大(da)(da)于(yu)等(deng)于(yu)630mm時,宜設(she)獨立支、吊(diao)架。6.帶高效過濾器的(de)(de)(de)送風(feng)(feng)口(kou),應采取(qu)可(ke)分離調節高度的(de)(de)(de)吊(diao)桿。金屬風(feng)(feng)管的(de)(de)(de)加(jia)固(gu):矩形風(feng)(feng)管邊(bian)長大(da)(da)于(yu)630mm、保溫風(feng)(feng)管邊(bian)長大(da)(da)于(yu)800mm,并且(qie)管段長度大(da)(da)于(yu)1250mm或低壓風(feng)(feng)管單邊(bian)平面積大(da)(da)于(yu)1.2m2、中(zhong)、高壓風(feng)(feng)管大(da)(da)于(yu)1.0m2中(zhong),均應采用(yong)加(jia)固(gu)辦法。角(jiao)鋼(gang)、加(jia)固(gu)筋的(de)(de)(de)加(jia)固(gu),其高度應小于(yu)或等(deng)于(yu)風(feng)(feng)管的(de)(de)(de)寬度。角(jiao)鋼(gang)、加(jia)固(gu)筋與(yu)風(feng)(feng)管鉚接的(de)(de)(de)間隔應均勻(yun),不應大(da)(da)于(yu)220mm。.對于(yu)凈化空(kong)調系(xi)統,不應在(zai)風(feng)(feng)管內設(she)加(jia)固(gu)框及加(jia)固(gu)筋。
消(xiao)(xiao)聲(sheng)(sheng)(sheng)器是(shi)(shi)利用聲(sheng)(sheng)(sheng)的(de)吸(xi)(xi)(xi)收(shou)(shou)、反射、干涉等(deng)原理(li),降低通風與(yu)空調系統中(zhong)氣(qi)(qi)流噪聲(sheng)(sheng)(sheng)的(de)裝置(zhi)。根(gen)據消(xiao)(xiao)聲(sheng)(sheng)(sheng)原理(li)的(de)不同可(ke)以(yi)分為(wei)阻(zu)性(xing)、抗性(xing)、共振(zhen)型(xing)和(he)復合型(xing)等(deng)。一(yi)、阻(zu)性(xing)消(xiao)(xiao)聲(sheng)(sheng)(sheng)器,阻(zu)性(xing)消(xiao)(xiao)聲(sheng)(sheng)(sheng)器利用吸(xi)(xi)(xi)聲(sheng)(sheng)(sheng)材料(liao)的(de)吸(xi)(xi)(xi)聲(sheng)(sheng)(sheng)作用而(er)消(xiao)(xiao)聲(sheng)(sheng)(sheng)的(de)。其(qi)構造是(shi)(shi)把吸(xi)(xi)(xi)聲(sheng)(sheng)(sheng)材料(liao)固定在氣(qi)(qi)流流動的(de)管道(dao)內壁,或按一(yi)定方(fang)式(shi)排列在管道(dao)或殼體內構成阻(zu)性(xing)消(xiao)(xiao)聲(sheng)(sheng)(sheng)器,吸(xi)(xi)(xi)聲(sheng)(sheng)(sheng)材料(liao)能(neng)(neng)夠把入(ru)射在其(qi)上的(de)聲(sheng)(sheng)(sheng)能(neng)(neng)部(bu)分地吸(xi)(xi)(xi)收(shou)(shou)掉(diao)。聲(sheng)(sheng)(sheng)能(neng)(neng)之所以(yi)能(neng)(neng)被吸(xi)(xi)(xi)收(shou)(shou),是(shi)(shi)由(you)于吸(xi)(xi)(xi)聲(sheng)(sheng)(sheng)材料(liao)的(de)多(duo)孔(kong)性(xing)和(he)松散性(xing)。當(dang)聲(sheng)(sheng)(sheng)波(bo)進入(ru)孔(kong)隙,引起孔(kong)隙中(zhong)的(de)空氣(qi)(qi)和(he)材料(liao)產生微(wei)小的(de)振(zhen)動,由(you)于摩擦和(he)粘滯阻(zu)力(li)。使相當(dang)一(yi)部(bu)分聲(sheng)(sheng)(sheng)能(neng)(neng)化為(wei)熱(re)能(neng)(neng)而(er)被吸(xi)(xi)(xi)收(shou)(shou)掉(diao)。
確保(bao)通(tong)風效(xiao)果:高(gao)溫(wen)(wen)消(xiao)防排(pai)煙(yan)風機的(de)(de)使(shi)用介(jie)質(zhi)本身(shen)溫(wen)(wen)度(du)相(xiang)對(dui)較(jiao)高(gao),且自身(shen)的(de)(de)運轉也是(shi)(shi)會產生(sheng)(sheng)(sheng)一(yi)定的(de)(de)溫(wen)(wen)度(du),若是(shi)(shi)將其放在(zai)密封環境中,那(nei)么很容易就(jiu)會導致(zhi)高(gao)溫(wen)(wen)現象(xiang)發(fa)生(sheng)(sheng)(sheng),針對(dui)于這(zhe)種情況在(zai)前期選擇安裝環境時就(jiu)應該(gai)要(yao)多注意(yi),好是(shi)(shi)能夠將其放在(zai)通(tong)風效(xiao)果較(jiao)好的(de)(de)環境中,通(tong)過(guo)對(dui)流(liu)運動來有(you)效(xiao)降(jiang)低(di)溫(wen)(wen)度(du),這(zhe)是(shi)(shi)可以(yi)(yi)有(you)效(xiao)的(de)(de)防止(zhi)高(gao)溫(wen)(wen)現象(xiang)的(de)(de)發(fa)生(sheng)(sheng)(sheng)。確保(bao)電(dian)(dian)流(liu)大小(xiao)合適(shi):消(xiao)防排(pai)煙(yan)風機的(de)(de)使(shi)用還(huan)是(shi)(shi)要(yao)注意(yi)電(dian)(dian)流(liu)問題,是(shi)(shi)應該(gai)要(yao)防止(zhi)電(dian)(dian)流(liu)過(guo)大現象(xiang)發(fa)生(sheng)(sheng)(sheng),否則會讓(rang)在(zai)運行中會因(yin)為電(dian)(dian)流(liu)過(guo)大而產生(sheng)(sheng)(sheng)較(jiao)多的(de)(de)電(dian)(dian)阻,而這(zhe)也是(shi)(shi)會導致(zhi)高(gao)溫(wen)(wen)現象(xiang)發(fa)生(sheng)(sheng)(sheng)。因(yin)為高(gao)溫(wen)(wen)會直(zhi)接影響著消(xiao)防排(pai)煙(yan)風機的(de)(de)使(shi)用,因(yin)此在(zai)日常使(shi)用中就(jiu)應該(gai)要(yao)采取措(cuo)施來有(you)效(xiao)的(de)(de)防止(zhi)高(gao)溫(wen)(wen)現象(xiang)發(fa)生(sheng)(sheng)(sheng),且在(zai)高(gao)溫(wen)(wen)之(zhi)后要(yao)采取措(cuo)施來降(jiang)溫(wen)(wen),以(yi)(yi)確保(bao)安全(quan)。
(1)防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)使用及安(an)裝(zhuang)(zhuang)(a) 安(an)裝(zhuang)(zhuang)前必須檢查防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)外觀質(zhi)量(liang)、控制性能和閥(fa)(fa)(fa)(fa)(fa)門動作,確(que)(que)認正常后配鉆法蘭(lan)連接孔。(b) 安(an)裝(zhuang)(zhuang)時防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)的(de)(de)方(fang)向位置(zhi)應(ying)(ying)正確(que)(que),熔(rong)斷器(易(yi)熔(rong)片)應(ying)(ying)先(xian)于葉(xie)片軸接觸(chu)熱(re)氣流(即位于葉(xie)片的(de)(de)迎風側)。自重式防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)要注(zhu)意葉(xie)片的(de)(de)上(shang)下方(fang)向氣流方(fang)向標志(zhi),不(bu)得倒(dao)置(zhi)。(c) 防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)應(ying)(ying)牢靠(kao)(kao)地固(gu)定(ding)在(zai)設(she)定(ding)的(de)(de)位置(zhi)上(shang),確(que)(que)保當(dang)(dang)發生火(huo)(huo)災時不(bu)致因管道(dao)變形下塌而(er)影響工(gong)(gong)作性能,必要時應(ying)(ying)設(she)吊架。(d) 具有風量(liang)調(diao)節功能的(de)(de)防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa),應(ying)(ying)在(zai)調(diao)試過(guo)程中(zhong)(zhong)調(diao)定(ding)閥(fa)(fa)(fa)(fa)(fa)門開度。(e) 當(dang)(dang)設(she)計(ji)防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)為吊頂(ding)安(an)裝(zhuang)(zhuang)或(huo)靠(kao)(kao)近墻體(ti)安(an)裝(zhuang)(zhuang)時,要保證(zheng)防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)周圍貿有足(zu)夠空間。(f) 安(an)裝(zhuang)(zhuang)防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)后的(de)(de)施工(gong)(gong)過(guo)程中(zhong)(zhong),要注(zhu)意不(bu)得使閥(fa)(fa)(fa)(fa)(fa)體(ti)、操作裝(zhuang)(zhuang)置(zhi)等受(shou)到損傷、變形,以(yi)免影響其工(gong)(gong)作性能(g) 安(an)裝(zhuang)(zhuang)后應(ying)(ying)對防(fang)(fang)(fang)火(huo)(huo)閥(fa)(fa)(fa)(fa)(fa)清掃檢查,閥(fa)(fa)(fa)(fa)(fa)體(ti)內不(bu)得有雜物,并進(jin)行(xing)操作試驗(yan),確(que)(que)保閥(fa)(fa)(fa)(fa)(fa)體(ti)正常工(gong)(gong)作。
1、確定(ding)(ding)空(kong)(kong)調的(de)安(an)(an)(an)(an)裝(zhuang)(zhuang)位置(zhi)以后(hou),要量好空(kong)(kong)調的(de)尺寸,然后(hou)在開孔。2、固(gu)(gu)定(ding)(ding)支架(jia)(jia):將支架(jia)(jia)固(gu)(gu)定(ding)(ding)在安(an)(an)(an)(an)裝(zhuang)(zhuang)位置(zhi),然后(hou)用(yong)水(shui)(shui)(shui)平(ping)儀(yi)檢(jian)測(ce)并校訂(ding)至(zhi)水(shui)(shui)(shui)平(ping),安(an)(an)(an)(an)裝(zhuang)(zhuang)外側要低(di)于內(nei)側6-10mm。3、取下面板(ban)(ban)(ban)及空(kong)(kong)氣過濾網。4、取下底盤固(gu)(gu)定(ding)(ding)板(ban)(ban)(ban),然后(hou)把機殼放在安(an)(an)(an)(an)裝(zhuang)(zhuang)支架(jia)(jia)上(shang),用(yong)程度儀(yi)檢(jian)測(ce)及校訂(ding)至(zhi)水(shui)(shui)(shui)平(ping)并用(yong)螺栓將其固(gu)(gu)定(ding)(ding),安(an)(an)(an)(an)裝(zhuang)(zhuang)底盤固(gu)(gu)定(ding)(ding)板(ban)(ban)(ban)。5、用(yong)水(shui)(shui)(shui)平(ping)儀(yi)檢(jian)查空(kong)(kong)調器(qi)是否(fou)水(shui)(shui)(shui)平(ping)6、這(zhe)個時(shi)候可以把空(kong)(kong)氣過濾網和(he)面板(ban)(ban)(ban)裝(zhuang)(zhuang)上(shang),加以固(gu)(gu)定(ding)(ding)。7、看(kan)(kan)看(kan)(kan)側面進(jin)氣口有無堵塞,然后(hou)用(yong)海綿或泡沫將機殼四(si)周(zhou)填實。8、安(an)(an)(an)(an)裝(zhuang)(zhuang)時(shi)應負責排水(shui)(shui)(shui)的(de)走(zou)向,避免(mian)環境的(de)損壞和(he)鄰居的(de)糾(jiu)紛。排水(shui)(shui)(shui)口必定(ding)(ding)要留神能將水(shui)(shui)(shui)排完,否(fou)則積累(lei)在底盤里會造成腐(fu)化或蚊子(zi)的(de)生長。9、接地:看(kan)(kan)看(kan)(kan)安(an)(an)(an)(an)裝(zhuang)(zhuang)時(shi)應對供給的(de)電(dian)源插座進(jin)行檢(jian)討看(kan)(kan)看(kan)(kan)是否(fou)做到有效(xiao)接地。10、后(hou)試運行:等裝(zhuang)(zhuang)好了就可以通電(dian)進(jin)行試運轉(zhuan),帶遙控(kong)功效(xiao)的(de)窗式空(kong)(kong)調器(qi),還要檢(jian)查遙控(kong)器(qi)的(de)功效(xiao)是否(fou)正常。