沙坪壩值得信賴的通風管價格

通(tong)風(feng)、空(kong)調(diao)設(she)備(bei)(bei)防(fang)火(huo)防(fang)爆措施1、空(kong)氣(qi)中含有(you)容(rong)易(yi)起(qi)(qi)火(huo)或(huo)(huo)爆炸物質(zhi)的(de)(de)(de)(de)(de)(de)房間(jian)，其(qi)送(song)、排(pai)(pai)(pai)風(feng)系統(tong)(tong)應采(cai)(cai)用(yong)(yong)(yong)防(fang)爆型的(de)(de)(de)(de)(de)(de)通(tong)風(feng)設(she)備(bei)(bei)和(he)不(bu)會產生(sheng)火(huo)花的(de)(de)(de)(de)(de)(de)材料(liao)(liao)（如可采(cai)(cai)用(yong)(yong)(yong)有(you)色金屬(shu)制(zhi)造的(de)(de)(de)(de)(de)(de)風(feng)機葉片和(he)防(fang)爆電動(dong)機）。當(dang)送(song)風(feng)機布(bu)置在單獨分隔(ge)的(de)(de)(de)(de)(de)(de)通(tong)風(feng)機房內，且送(song)風(feng)干(gan)管(guan)上(shang)設(she)置防(fang)止(zhi)(zhi)回流設(she)施時(shi)，可采(cai)(cai)用(yong)(yong)(yong)普通(tong)型通(tong)風(feng)設(she)備(bei)(bei)。2、含有(you)易(yi)燃、易(yi)爆粉(fen)(fen)(fen)塵(chen)(chen)(chen)（碎屑）的(de)(de)(de)(de)(de)(de)空(kong)氣(qi)，在進入排(pai)(pai)(pai)風(feng)機前應采(cai)(cai)用(yong)(yong)(yong)不(bu)產生(sheng)火(huo)花的(de)(de)(de)(de)(de)(de)除塵(chen)(chen)(chen)器進行處(chu)理，以(yi)防(fang)止(zhi)(zhi)除塵(chen)(chen)(chen)器工(gong)作過(guo)程(cheng)中產生(sheng)火(huo)花引起(qi)(qi)粉(fen)(fen)(fen)塵(chen)(chen)(chen)、碎屑燃燒(shao)或(huo)(huo)爆炸。對于遇濕可能爆炸的(de)(de)(de)(de)(de)(de)粉(fen)(fen)(fen)塵(chen)(chen)(chen)（如電石(shi)、鋅(xin)粉(fen)(fen)(fen)、鋁鎂(mei)合金粉(fen)(fen)(fen)等），嚴禁采(cai)(cai)用(yong)(yong)(yong)濕式除塵(chen)(chen)(chen)器。3、排(pai)(pai)(pai)除、輸送(song)有(you)燃燒(shao)、爆炸危(wei)險的(de)(de)(de)(de)(de)(de)氣(qi)體(ti)、蒸(zheng)氣(qi)和(he)粉(fen)(fen)(fen)塵(chen)(chen)(chen)的(de)(de)(de)(de)(de)(de)排(pai)(pai)(pai)風(feng)系統(tong)(tong)，應采(cai)(cai)用(yong)(yong)(yong)不(bu)燃材料(liao)(liao)并設(she)有(you)導(dao)除靜電的(de)(de)(de)(de)(de)(de)接地裝置。其(qi)排(pai)(pai)(pai)風(feng)設(she)備(bei)(bei)不(bu)應布(bu)置在地下(xia)、半地下(xia)建筑（室）內，以(yi)防(fang)止(zhi)(zhi)有(you)爆炸危(wei)險的(de)(de)(de)(de)(de)(de)蒸(zheng)氣(qi)和(he)粉(fen)(fen)(fen)塵(chen)(chen)(chen)等物質(zhi)的(de)(de)(de)(de)(de)(de)積聚。4、排(pai)(pai)(pai)除、輸送(song)溫(wen)度(du)超(chao)過(guo)80℃的(de)(de)(de)(de)(de)(de)空(kong)氣(qi)或(huo)(huo)其(qi)他氣(qi)體(ti)以(yi)及容(rong)易(yi)起(qi)(qi)火(huo)的(de)(de)(de)(de)(de)(de)碎屑的(de)(de)(de)(de)(de)(de)管(guan)道(dao)(dao)，與可燃或(huo)(huo)難燃物體(ti)之間(jian)應保持不(bu)小(xiao)于150mm的(de)(de)(de)(de)(de)(de)間(jian)隙(xi)，或(huo)(huo)采(cai)(cai)用(yong)(yong)(yong)厚度(du)不(bu)小(xiao)于50mm的(de)(de)(de)(de)(de)(de)不(bu)燃材料(liao)(liao)隔(ge)熱(re)，以(yi)防(fang)止(zhi)(zhi)填(tian)塞物與構件因受這些高溫(wen)管(guan)道(dao)(dao)的(de)(de)(de)(de)(de)(de)影響而導(dao)致火(huo)災。當(dang)管(guan)道(dao)(dao)互為上(shang)下(xia)布(bu)置時(shi)，表面(mian)溫(wen)度(du)較高者應布(bu)置在上(shang)面(mian)。

防火閥是用來阻斷來自火災區的煙氣及火焰通過，并在一定時間內能滿足耐火穩定性和耐火完整性要求的閥門。沙坪壩通風管為了將火災引起的損失減少到小程度，就必須采取有效的防火、防排煙措施，以控制火勢蔓延，而防火閥在通風、空調及防排煙系統中的合理設置，則通風管起到了重要(yao)的作用。防火閥(fa)的結(jie)構和工作原理,防火閥(fa)主要(yao)由(you)閥(fa)體和執行機(ji)(ji)(ji)(ji)(ji)構組(zu)成(cheng)。閥(fa)體由(you)殼(ke)體、法蘭、葉片及葉片聯動(dong)機(ji)(ji)(ji)(ji)(ji)構等(deng)組(zu)成(cheng)。執行機(ji)(ji)(ji)(ji)(ji)構由(you)外(wai)殼(ke)、葉片調(diao)節機(ji)(ji)(ji)(ji)(ji)構、離合器、溫(wen)度(du)熔斷(duan)器等(deng)組(zu)成(cheng)。防火閥(fa)的執行機(ji)(ji)(ji)(ji)(ji)構是(shi)通過金屬易(yi)熔片和離合器機(ji)(ji)(ji)(ji)(ji)構來控制葉片的轉動(dong)。

通風(feng)(feng)(feng)管(guan)(guan)道安裝(zhuang)程(cheng)序：（1）風(feng)(feng)(feng)管(guan)(guan)組(zu)(zu)裝(zhuang)：當(dang)風(feng)(feng)(feng)管(guan)(guan)較(jiao)短時(shi)(shi)，可(ke)(ke)(ke)(ke)一次在(zai)地(di)(di)面(mian)(mian)組(zu)(zu)裝(zhuang)而成，當(dang)風(feng)(feng)(feng)管(guan)(guan)較(jiao)長(chang)時(shi)(shi)，可(ke)(ke)(ke)(ke)視安裝(zhuang)場地(di)(di)的情況，在(zai)地(di)(di)面(mian)(mian)分段(duan)組(zu)(zu)裝(zhuang)。組(zu)(zu)裝(zhuang)時(shi)(shi)應(ying)(ying)盡量調整(zheng)風(feng)(feng)(feng)道的中心度(du)(du)(du)和水平(ping)度(du)(du)(du)，避免風(feng)(feng)(feng)管(guan)(guan)扭曲或(huo)上下起波，左右擺龍，每(mei)段(duan)風(feng)(feng)(feng)道不宜超過10m.組(zu)(zu)裝(zhuang)時(shi)(shi)，墊(dian)片應(ying)(ying)墊(dian)平(ping)，法(fa)蘭螺(luo)栓應(ying)(ying)均勻(yun)擰緊，螺(luo)母帽(mao)均朝(chao)向同(tong)一方向。（2）風(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)(jiu)位(wei)：風(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)(jiu)位(wei)前應(ying)(ying)檢(jian)查(cha)全部支(zhi)架(jia)的水乎度(du)(du)(du)和標高、檢(jian)查(cha)支(zhi)架(jia)的牢固程(cheng)度(du)(du)(du)，風(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)(jiu)位(wei)可(ke)(ke)(ke)(ke)采(cai)用(yong)直接和吊(diao)具(ju)兩種方法(fa)。對風(feng)(feng)(feng)管(guan)(guan)斷面(mian)(mian)較(jiao)小，又位(wei)置較(jiao)低的可(ke)(ke)(ke)(ke)采(cai)用(yong)人(ren)工就(jiu)(jiu)(jiu)位(wei)方法(fa)，只需搭設(she)簡易腳(jiao)手架(jia)即可(ke)(ke)(ke)(ke)。當(dang)風(feng)(feng)(feng)管(guan)(guan)斷面(mian)(mian)較(jiao)大(da)(da)且管(guan)(guan)段(duan)較(jiao)長(chang)時(shi)(shi)，可(ke)(ke)(ke)(ke)采(cai)用(yong)滑輪、倒鏈、大(da)(da)繩等方法(fa)吊(diao)裝(zhuang)。世(shi)紀星介紹(shao)為了便于風(feng)(feng)(feng)道就(jiu)(jiu)(jiu)位(wei)，一般(ban)多(duo)采(cai)用(yong)將(jiang)風(feng)(feng)(feng)道吊(diao)在(zai)腳(jiao)手架(jia)上，然后(hou)再將(jiang)其抬放在(zai)風(feng)(feng)(feng)道支(zhi)架(jia)上的方法(fa)。腳(jiao)手架(jia)應(ying)(ying)沿(yan)其風(feng)(feng)(feng)道長(chang)度(du)(du)(du)方向搭設(she)，高度(du)(du)(du)和位(wei)置應(ying)(ying)適(shi)合施工操(cao)作，吊(diao)裝(zhuang)順序應(ying)(ying)先干管(guan)(guan)后(hou)支(zhi)、立管(guan)(guan)，吊(diao)起時(shi)(shi)，吊(diao)點應(ying)(ying)牢固，兩吊(diao)點應(ying)(ying)均勻(yun)受力。垂直風(feng)(feng)(feng)管(guan)(guan)可(ke)(ke)(ke)(ke)采(cai)用(yong)人(ren)工和大(da)(da)繩輔助就(jiu)(jiu)(jiu)位(wei)。調整(zheng)風(feng)(feng)(feng)管(guan)(guan)保證垂直度(du)(du)(du)要求(qiu)。（3）風(feng)(feng)(feng)道調直：就(jiu)(jiu)(jiu)位(wei)在(zai)支(zhi)架(jia)上的風(feng)(feng)(feng)道，應(ying)(ying)撥(bo)正位(wei)置，調整(zheng)風(feng)(feng)(feng)道橫平(ping)豎直，然后(hou)再按(an)圖集要求(qiu)固定。

（1）風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)布置應(ying)(ying)(ying)(ying)(ying)(ying)盡量(liang)采用沿(yan)墻(qiang)壁鋪設的(de)(de)(de)方(fang)(fang)法，這(zhe)樣在(zai)(zai)終裝(zhuang)修(xiu)時(shi)可(ke)形成凹(ao)凸頂結(jie)構，既(ji)保持了(le)室內的(de)(de)(de)凈(jing)高，又使(shi)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)得(de)到屏蔽，可(ke)以起到較好(hao)的(de)(de)(de)裝(zhuang)修(xiu)效果(guo)；（2）風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)在(zai)(zai)布置時(shi)應(ying)(ying)(ying)(ying)(ying)(ying)盡量(liang)短，彎(wan)(wan)頭(tou)不(bu)(bu)宜(yi)過(guo)多(duo)，轉角半徑不(bu)(bu)宜(yi)過(guo)小，并盡量(liang)避(bi)免管(guan)(guan)(guan)道突變徑，以減少沿(yan)程壓(ya)力的(de)(de)(de)損失(shi)；（3）風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)安(an)裝(zhuang)時(shi)不(bu)(bu)應(ying)(ying)(ying)(ying)(ying)(ying)破(po)壞原有(you)(you)建筑的(de)(de)(de)結(jie)構，特(te)別是承重(zhong)結(jie)構；（4）風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)穿(chuan)過(guo)墻(qiang)壁處(chu)(chu)，其孔洞四周(zhou)的(de)(de)(de)縫隙，應(ying)(ying)(ying)(ying)(ying)(ying)使(shi)用彈性材料填充密實(shi)；（5）為了(le)降低噪聲，風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)始端（與送(song)風(feng)(feng)(feng)(feng)機(ji)連接(jie)處(chu)(chu)）不(bu)(bu)宜(yi)急彎(wan)(wan)，必要時(shi)，彎(wan)(wan)頭(tou)和三通支(zhi)管(guan)(guan)(guan)等處(chu)(chu)應(ying)(ying)(ying)(ying)(ying)(ying)裝(zhuang)設導(dao)流葉片；（6）風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)連接(jie)應(ying)(ying)(ying)(ying)(ying)(ying)嚴格按照規范進行，粘貼應(ying)(ying)(ying)(ying)(ying)(ying)牢(lao)固(gu)(gu)、鋪設應(ying)(ying)(ying)(ying)(ying)(ying)平整(zheng)、綁(bang)扎應(ying)(ying)(ying)(ying)(ying)(ying)緊密，無滑動、松弛與斷裂現象，防(fang)止漏冷（熱）；（7）輸(shu)送(song)易產(chan)生冷凝水空(kong)氣的(de)(de)(de)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)，一定要按設計要求(qiu)的(de)(de)(de)坡度(du)安(an)裝(zhuang)；（8）安(an)裝(zhuang)要牢(lao)固(gu)(gu)，所有(you)(you)吊、支(zhi)、托架不(bu)(bu)得(de)妨礙風(feng)(feng)(feng)(feng)口(kou)(kou)、閥(fa)門(men)、控制系統(tong)及(ji)檢查門(men)的(de)(de)(de)操作，并作良(liang)好(hao)的(de)(de)(de)防(fang)銹處(chu)(chu)理；（9）新風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)安(an)裝(zhuang)除應(ying)(ying)(ying)(ying)(ying)(ying)遵守送(song)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)道安(an)裝(zhuang)規定外，還應(ying)(ying)(ying)(ying)(ying)(ying)按設計要求(qiu)作有(you)(you)坡度(du)安(an)裝(zhuang)（坡向新風(feng)(feng)(feng)(feng)口(kou)(kou)）；（10）新風(feng)(feng)(feng)(feng)口(kou)(kou)要有(you)(you)防(fang)雨和過(guo)濾(lv)網罩，安(an)裝(zhuang)位置應(ying)(ying)(ying)(ying)(ying)(ying)選在(zai)(zai)空(kong)氣不(bu)(bu)受污染的(de)(de)(de)地方(fang)(fang)且便于(yu)檢修(xiu)。

在(zai)了(le)解空(kong)(kong)調(diao)壓(ya)(ya)縮(suo)機的(de)工作(zuo)原(yuan)理(li)之(zhi)(zhi)前，先(xian)來認識下空(kong)(kong)調(diao)壓(ya)(ya)縮(suo)機的(de)工作(zuo)回(hui)路。空(kong)(kong)調(diao)壓(ya)(ya)縮(suo)機的(de)工作(zuo)回(hui)路分為(wei)蒸發(fa)區(qu)和冷凝(ning)區(qu)，空(kong)(kong)調(diao)壓(ya)(ya)縮(suo)機在(zai)空(kong)(kong)調(diao)制(zhi)冷劑(ji)(ji)回(hui)路中(zhong)(zhong)起(qi)壓(ya)(ya)縮(suo)驅動制(zhi)冷劑(ji)(ji)的(de)作(zuo)用(yong)。空(kong)(kong)調(diao)制(zhi)冷時，中(zhong)(zhong)央空(kong)(kong)調(diao)壓(ya)(ya)縮(suo)機把制(zhi)冷劑(ji)(ji)從低壓(ya)(ya)區(qu)抽(chou)取來經(jing)緊縮(suo)后(hou)(hou)送到(dao)高(gao)壓(ya)(ya)區(qu)冷卻凝(ning)結，經(jing)過(guo)散(san)熱(re)(re)片(pian)分發(fa)出熱(re)(re)量(liang)到(dao)空(kong)(kong)氣(qi)(qi)中(zhong)(zhong)，制(zhi)冷劑(ji)(ji)也(ye)從氣(qi)(qi)態(tai)變成(cheng)液(ye)態(tai)，壓(ya)(ya)力升高(gao)。制(zhi)冷劑(ji)(ji)再(zai)從高(gao)壓(ya)(ya)區(qu)流(liu)向(xiang)低壓(ya)(ya)區(qu)，經(jing)過(guo)毛細管(guan)放射到(dao)蒸發(fa)器(qi)(qi)中(zhong)(zhong)，壓(ya)(ya)力驟降(jiang)，液(ye)態(tai)制(zhi)冷劑(ji)(ji)立刻變成(cheng)氣(qi)(qi)態(tai)，經(jing)過(guo)散(san)熱(re)(re)片(pian)吸收空(kong)(kong)氣(qi)(qi)中(zhong)(zhong)大(da)量(liang)的(de)熱(re)(re)量(liang)。這(zhe)樣(yang)(yang)循(xun)環應用(yong)就完成(cheng)了(le)制(zhi)冷系統。壓(ya)(ya)縮(suo)機通過(guo)節(jie)流(liu)裝置節(jie)流(liu)之(zhi)(zhi)后(hou)(hou)，通入到(dao)蒸發(fa)器(qi)(qi)中(zhong)(zhong)，將所需要(yao)冷卻的(de)媒介(jie)冷卻換(huan)(huan)熱(re)(re)。例如將蒸發(fa)器(qi)(qi)連接(jie)到(dao)樓里的(de)各(ge)個房間(jian)，蒸發(fa)器(qi)(qi)內的(de)蛇行(xing)管(guan)將同空(kong)(kong)氣(qi)(qi)進行(xing)換(huan)(huan)熱(re)(re)，再(zai)通過(guo)鼓(gu)風將冷氣(qi)(qi)吹向(xiang)房間(jian)的(de)空(kong)(kong)氣(qi)(qi)當中(zhong)(zhong)。而蒸發(fa)器(qi)(qi)蛇行(xing)管(guan)內的(de)冷凍(dong)劑(ji)(ji)換(huan)(huan)熱(re)(re)后(hou)(hou)變成(cheng)低壓(ya)(ya)蒸氣(qi)(qi)回(hui)到(dao)壓(ya)(ya)縮(suo)機，再(zai)被壓(ya)(ya)縮(suo)機壓(ya)(ya)縮(suo)，這(zhe)樣(yang)(yang)循(xun)環利用(yong)就完成(cheng)了(le)制(zhi)冷系統。

防(fang)火(huo)(huo)閥(fa)：采(cai)用(yong)(yong)70℃溫度(du)熔(rong)斷器自動關閉(bi)（防(fang)火(huo)(huo)).可輸出聯(lian)動訊(xun)號(hao)，用(yong)(yong)于(yu)(yu)通風(feng)空調系(xi)統風(feng)管(guan)(guan)(guan)內，防(fang)止火(huo)(huo)勢沿風(feng)管(guan)(guan)(guan)蔓延。排(pai)(pai)(pai)煙(yan)(yan)(yan)防(fang)火(huo)(huo)閥(fa)：電訊(xun)號(hao)開啟，手動開啟，輸出動作電訊(xun)號(hao).用(yong)(yong)于(yu)(yu)排(pai)(pai)(pai)煙(yan)(yan)(yan)風(feng)機吸入口管(guan)(guan)(guan)道或排(pai)(pai)(pai)煙(yan)(yan)(yan)支管(guan)(guan)(guan)上(shang)。采(cai)用(yong)(yong)280℃溫度(du)熔(rong)斷器重新關閉(bi)。防(fang)火(huo)(huo)閥(fa)——通風(feng)空調系(xi)統70℃：風(feng)管(guan)(guan)(guan)穿越防(fang)火(huo)(huo)分區(qu)、隔墻(qiang)樓板、水平風(feng)管(guan)(guan)(guan)的水平管(guan)(guan)(guan)段上(shang)（系(xi)統獨(du)立設置可不設）、公共(gong)(gong)建筑豎向排(pai)(pai)(pai)風(feng)管(guan)(guan)(guan)支管(guan)(guan)(guan)；150℃：公共(gong)(gong)建筑廚房(fang)排(pai)(pai)(pai)油煙(yan)(yan)(yan)管(guan)(guan)(guan)支管(guan)(guan)(guan)；排(pai)(pai)(pai)煙(yan)(yan)(yan)防(fang)火(huo)(huo)閥(fa)——消(xiao)防(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)系(xi)統280℃：消(xiao)防(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)管(guan)(guan)(guan)道；