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(1)防(fang)火(huo)(huo)(huo)閥(fa)使用及安(an)裝(zhuang)(a) 安(an)裝(zhuang)前必須檢(jian)查防(fang)火(huo)(huo)(huo)閥(fa)外觀質(zhi)量(liang)、控制(zhi)性能(neng)和閥(fa)門(men)動(dong)作(zuo)(zuo)(zuo),確認正(zheng)(zheng)常(chang)后(hou)配鉆(zhan)法蘭連接(jie)孔(kong)。(b) 安(an)裝(zhuang)時(shi)(shi)防(fang)火(huo)(huo)(huo)閥(fa)的(de)方(fang)向(xiang)位(wei)置(zhi)應正(zheng)(zheng)確,熔斷器(qi)(易熔片(pian))應先于葉片(pian)軸接(jie)觸熱氣(qi)流(即(ji)位(wei)于葉片(pian)的(de)迎風側(ce))。自重式防(fang)火(huo)(huo)(huo)閥(fa)要(yao)注意(yi)葉片(pian)的(de)上下方(fang)向(xiang)氣(qi)流方(fang)向(xiang)標志(zhi),不(bu)(bu)得倒置(zhi)。(c) 防(fang)火(huo)(huo)(huo)閥(fa)應牢(lao)靠地固定(ding)在(zai)(zai)設定(ding)的(de)位(wei)置(zhi)上,確保(bao)當發生火(huo)(huo)(huo)災(zai)時(shi)(shi)不(bu)(bu)致(zhi)因管道變形(xing)下塌而影(ying)響(xiang)工作(zuo)(zuo)(zuo)性能(neng),必要(yao)時(shi)(shi)應設吊(diao)架(jia)。(d) 具有(you)風量(liang)調節功能(neng)的(de)防(fang)火(huo)(huo)(huo)閥(fa),應在(zai)(zai)調試過程中調定(ding)閥(fa)門(men)開度。(e) 當設計(ji)防(fang)火(huo)(huo)(huo)閥(fa)為吊(diao)頂安(an)裝(zhuang)或靠近墻(qiang)體(ti)(ti)安(an)裝(zhuang)時(shi)(shi),要(yao)保(bao)證防(fang)火(huo)(huo)(huo)閥(fa)周圍貿有(you)足(zu)夠空(kong)間(jian)。(f) 安(an)裝(zhuang)防(fang)火(huo)(huo)(huo)閥(fa)后(hou)的(de)施工過程中,要(yao)注意(yi)不(bu)(bu)得使閥(fa)體(ti)(ti)、操作(zuo)(zuo)(zuo)裝(zhuang)置(zhi)等受到損(sun)傷(shang)、變形(xing),以免影(ying)響(xiang)其工作(zuo)(zuo)(zuo)性能(neng)(g) 安(an)裝(zhuang)后(hou)應對防(fang)火(huo)(huo)(huo)閥(fa)清掃檢(jian)查,閥(fa)體(ti)(ti)內(nei)不(bu)(bu)得有(you)雜物(wu),并進(jin)行操作(zuo)(zuo)(zuo)試驗,確保(bao)閥(fa)體(ti)(ti)正(zheng)(zheng)常(chang)工作(zuo)(zuo)(zuo)。
在了解空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)機的(de)(de)工作原理之(zhi)(zhi)前(qian),先(xian)來認識下空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)機的(de)(de)工作回路(lu)。空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)機的(de)(de)工作回路(lu)分(fen)為蒸發(fa)區(qu)(qu)(qu)和冷(leng)(leng)凝區(qu)(qu)(qu),空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)機在空(kong)調(diao)制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)(ji)回路(lu)中(zhong)起壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)驅(qu)動(dong)制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)(ji)的(de)(de)作用(yong)。空(kong)調(diao)制(zhi)(zhi)(zhi)冷(leng)(leng)時,中(zhong)央空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)機把制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)(ji)從低(di)壓(ya)(ya)(ya)(ya)(ya)區(qu)(qu)(qu)抽取來經緊(jin)縮(suo)(suo)(suo)后(hou)(hou)送(song)到(dao)高(gao)壓(ya)(ya)(ya)(ya)(ya)區(qu)(qu)(qu)冷(leng)(leng)卻(que)凝結(jie),經過散熱(re)片分(fen)發(fa)出熱(re)量到(dao)空(kong)氣(qi)(qi)(qi)(qi)中(zhong),制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)(ji)也從氣(qi)(qi)(qi)(qi)態(tai)變成液(ye)態(tai),壓(ya)(ya)(ya)(ya)(ya)力(li)升高(gao)。制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)(ji)再從高(gao)壓(ya)(ya)(ya)(ya)(ya)區(qu)(qu)(qu)流(liu)向(xiang)低(di)壓(ya)(ya)(ya)(ya)(ya)區(qu)(qu)(qu),經過毛細管放射到(dao)蒸發(fa)器(qi)(qi)中(zhong),壓(ya)(ya)(ya)(ya)(ya)力(li)驟(zou)降,液(ye)態(tai)制(zhi)(zhi)(zhi)冷(leng)(leng)劑(ji)(ji)(ji)立刻變成氣(qi)(qi)(qi)(qi)態(tai),經過散熱(re)片吸收空(kong)氣(qi)(qi)(qi)(qi)中(zhong)大量的(de)(de)熱(re)量。這(zhe)樣(yang)循環應用(yong)就(jiu)完(wan)成了制(zhi)(zhi)(zhi)冷(leng)(leng)系(xi)統。壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)機通過節流(liu)裝置節流(liu)之(zhi)(zhi)后(hou)(hou),通入到(dao)蒸發(fa)器(qi)(qi)中(zhong),將(jiang)所需要冷(leng)(leng)卻(que)的(de)(de)媒介冷(leng)(leng)卻(que)換(huan)熱(re)。例(li)如將(jiang)蒸發(fa)器(qi)(qi)連接到(dao)樓里的(de)(de)各個(ge)房(fang)間(jian),蒸發(fa)器(qi)(qi)內的(de)(de)蛇行(xing)(xing)管將(jiang)同(tong)空(kong)氣(qi)(qi)(qi)(qi)進行(xing)(xing)換(huan)熱(re),再通過鼓風(feng)將(jiang)冷(leng)(leng)氣(qi)(qi)(qi)(qi)吹向(xiang)房(fang)間(jian)的(de)(de)空(kong)氣(qi)(qi)(qi)(qi)當中(zhong)。而蒸發(fa)器(qi)(qi)蛇行(xing)(xing)管內的(de)(de)冷(leng)(leng)凍劑(ji)(ji)(ji)換(huan)熱(re)后(hou)(hou)變成低(di)壓(ya)(ya)(ya)(ya)(ya)蒸氣(qi)(qi)(qi)(qi)回到(dao)壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)機,再被壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo)機壓(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)(suo),這(zhe)樣(yang)循環利用(yong)就(jiu)完(wan)成了制(zhi)(zhi)(zhi)冷(leng)(leng)系(xi)統。
通(tong)(tong)(tong)風(feng)(feng)、空(kong)調設備防(fang)火(huo)(huo)防(fang)爆措(cuo)施1、空(kong)氣(qi)(qi)中含有(you)容易起火(huo)(huo)或爆炸物(wu)(wu)(wu)質的(de)(de)(de)(de)(de)房間,其送(song)(song)(song)、排風(feng)(feng)系(xi)統應(ying)(ying)采(cai)(cai)用(yong)防(fang)爆型的(de)(de)(de)(de)(de)通(tong)(tong)(tong)風(feng)(feng)設備和不會產生火(huo)(huo)花的(de)(de)(de)(de)(de)材(cai)料(liao)(如可采(cai)(cai)用(yong)有(you)色金屬(shu)制造(zao)的(de)(de)(de)(de)(de)風(feng)(feng)機葉(xie)片和防(fang)爆電(dian)動機)。當(dang)送(song)(song)(song)風(feng)(feng)機布(bu)置(zhi)(zhi)在單獨分隔(ge)的(de)(de)(de)(de)(de)通(tong)(tong)(tong)風(feng)(feng)機房內,且送(song)(song)(song)風(feng)(feng)干管上設置(zhi)(zhi)防(fang)止(zhi)(zhi)回流設施時,可采(cai)(cai)用(yong)普(pu)通(tong)(tong)(tong)型通(tong)(tong)(tong)風(feng)(feng)設備。2、含有(you)易燃(ran)、易爆粉(fen)(fen)塵(chen)(chen)(chen)(chen)(碎(sui)屑)的(de)(de)(de)(de)(de)空(kong)氣(qi)(qi),在進入排風(feng)(feng)機前(qian)應(ying)(ying)采(cai)(cai)用(yong)不產生火(huo)(huo)花的(de)(de)(de)(de)(de)除(chu)(chu)塵(chen)(chen)(chen)(chen)器進行處(chu)理(li),以(yi)(yi)防(fang)止(zhi)(zhi)除(chu)(chu)塵(chen)(chen)(chen)(chen)器工作過(guo)程中產生火(huo)(huo)花引(yin)起粉(fen)(fen)塵(chen)(chen)(chen)(chen)、碎(sui)屑燃(ran)燒或爆炸。對于(yu)(yu)遇(yu)濕(shi)可能(neng)爆炸的(de)(de)(de)(de)(de)粉(fen)(fen)塵(chen)(chen)(chen)(chen)(如電(dian)石、鋅(xin)粉(fen)(fen)、鋁鎂合(he)金粉(fen)(fen)等(deng)),嚴(yan)禁采(cai)(cai)用(yong)濕(shi)式除(chu)(chu)塵(chen)(chen)(chen)(chen)器。3、排除(chu)(chu)、輸(shu)送(song)(song)(song)有(you)燃(ran)燒、爆炸危險(xian)的(de)(de)(de)(de)(de)氣(qi)(qi)體(ti)、蒸氣(qi)(qi)和粉(fen)(fen)塵(chen)(chen)(chen)(chen)的(de)(de)(de)(de)(de)排風(feng)(feng)系(xi)統,應(ying)(ying)采(cai)(cai)用(yong)不燃(ran)材(cai)料(liao)并設有(you)導除(chu)(chu)靜電(dian)的(de)(de)(de)(de)(de)接地裝置(zhi)(zhi)。其排風(feng)(feng)設備不應(ying)(ying)布(bu)置(zhi)(zhi)在地下、半地下建筑(室)內,以(yi)(yi)防(fang)止(zhi)(zhi)有(you)爆炸危險(xian)的(de)(de)(de)(de)(de)蒸氣(qi)(qi)和粉(fen)(fen)塵(chen)(chen)(chen)(chen)等(deng)物(wu)(wu)(wu)質的(de)(de)(de)(de)(de)積聚。4、排除(chu)(chu)、輸(shu)送(song)(song)(song)溫(wen)度(du)超過(guo)80℃的(de)(de)(de)(de)(de)空(kong)氣(qi)(qi)或其他(ta)氣(qi)(qi)體(ti)以(yi)(yi)及容易起火(huo)(huo)的(de)(de)(de)(de)(de)碎(sui)屑的(de)(de)(de)(de)(de)管道(dao),與可燃(ran)或難燃(ran)物(wu)(wu)(wu)體(ti)之間應(ying)(ying)保持不小于(yu)(yu)150mm的(de)(de)(de)(de)(de)間隙,或采(cai)(cai)用(yong)厚度(du)不小于(yu)(yu)50mm的(de)(de)(de)(de)(de)不燃(ran)材(cai)料(liao)隔(ge)熱,以(yi)(yi)防(fang)止(zhi)(zhi)填塞(sai)物(wu)(wu)(wu)與構件因受這些高(gao)溫(wen)管道(dao)的(de)(de)(de)(de)(de)影(ying)響而導致火(huo)(huo)災。當(dang)管道(dao)互為上下布(bu)置(zhi)(zhi)時,表面溫(wen)度(du)較高(gao)者應(ying)(ying)布(bu)置(zhi)(zhi)在上面。
1、確定(ding)(ding)空(kong)調(diao)(diao)的安(an)裝(zhuang)位(wei)置以后(hou)(hou),要量好空(kong)調(diao)(diao)的尺寸,然(ran)后(hou)(hou)在(zai)開孔。2、固(gu)(gu)定(ding)(ding)支架(jia):將支架(jia)固(gu)(gu)定(ding)(ding)在(zai)安(an)裝(zhuang)位(wei)置,然(ran)后(hou)(hou)用水(shui)(shui)(shui)平(ping)儀(yi)檢(jian)(jian)測(ce)并校訂至(zhi)水(shui)(shui)(shui)平(ping),安(an)裝(zhuang)外側要低于內側6-10mm。3、取下(xia)面板及(ji)空(kong)氣過濾網(wang)。4、取下(xia)底盤(pan)固(gu)(gu)定(ding)(ding)板,然(ran)后(hou)(hou)把(ba)機(ji)殼放在(zai)安(an)裝(zhuang)支架(jia)上,用程度儀(yi)檢(jian)(jian)測(ce)及(ji)校訂至(zhi)水(shui)(shui)(shui)平(ping)并用螺栓將其(qi)固(gu)(gu)定(ding)(ding),安(an)裝(zhuang)底盤(pan)固(gu)(gu)定(ding)(ding)板。5、用水(shui)(shui)(shui)平(ping)儀(yi)檢(jian)(jian)查空(kong)調(diao)(diao)器是(shi)(shi)否(fou)水(shui)(shui)(shui)平(ping)6、這個時(shi)候(hou)可(ke)以把(ba)空(kong)氣過濾網(wang)和(he)(he)面板裝(zhuang)上,加(jia)以固(gu)(gu)定(ding)(ding)。7、看看側面進(jin)氣口有無(wu)堵塞(sai),然(ran)后(hou)(hou)用海綿或泡沫將機(ji)殼四周填實。8、安(an)裝(zhuang)時(shi)應負責排水(shui)(shui)(shui)的走向,避免環境的損壞(huai)和(he)(he)鄰居(ju)的糾紛。排水(shui)(shui)(shui)口必(bi)定(ding)(ding)要留(liu)神(shen)能將水(shui)(shui)(shui)排完,否(fou)則積累在(zai)底盤(pan)里(li)會(hui)造成腐(fu)化或蚊子的生(sheng)長。9、接(jie)地:看看安(an)裝(zhuang)時(shi)應對供給的電源插座(zuo)進(jin)行檢(jian)(jian)討看看是(shi)(shi)否(fou)做到(dao)有效(xiao)接(jie)地。10、后(hou)(hou)試運(yun)行:等裝(zhuang)好了就可(ke)以通電進(jin)行試運(yun)轉,帶遙控(kong)功效(xiao)的窗式(shi)空(kong)調(diao)(diao)器,還要檢(jian)(jian)查遙控(kong)器的功效(xiao)是(shi)(shi)否(fou)正常(chang)。
風管主要指中央空調系統的通風管道,它常常被忽視,但卻是空調系統的重要組成部分,四川不銹鋼通風管道目前常見的風管主要有四種:1)鍍鋅薄鋼板風管;2)無機玻璃鋼風管;3)復合玻纖板風管;4)纖維織物風管。鍍鋅薄鋼板風管:早使用的風管,不銹鋼通風管道廠家采用鍍鋅(xin)薄鋼(gang)板制作,適合(he)含濕量小(xiao)的一般性氣體的輸送,有易生銹(xiu),無(wu)保溫(wen)和消聲功能(neng),制作安(an)裝(zhuang)周(zhou)(zhou)期(qi)長的特點。無(wu)機玻璃(li)鋼(gang)風(feng)管:較新(xin)的風(feng)管類型(xing),采用玻璃(li)纖維增強無(wu)機材料制作,遇火不(bu)燃、耐腐蝕、份量重,硬度(du)大(da)但較脆,受自重影響易變形酥裂,無(wu)保溫(wen)和消聲性能(neng),制作安(an)裝(zhuang)周(zhou)(zhou)期(qi)長。