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地址(zhi):重慶市江津區(qu)雙福新區(qu)福星(xing)大道937號鑫成(cheng)瑞(rui)暖通(tong)廠區(qu)
1、消(xiao)聲(sheng)性能:鍍(du)鋅(xin)薄(bo)鋼板風(feng)管(guan)(guan):無(wu)(wu)(wu)(wu)消(xiao)聲(sheng)性能,自(zi)身(shen)震動會產(chan)生聲(sheng)音,必須加(jia)裝(zhuang)消(xiao)聲(sheng)器(qi)。無(wu)(wu)(wu)(wu)機玻(bo)璃鋼風(feng)管(guan)(guan):無(wu)(wu)(wu)(wu)消(xiao)聲(sheng)性能,隔(ge)聲(sheng)性能優于鍍(du)鋅(xin)薄(bo)鋼板風(feng)管(guan)(guan),必須加(jia)裝(zhuang)消(xiao)聲(sheng)器(qi)。復合玻(bo)纖板風(feng)管(guan)(guan):其管(guan)(guan)壁是一種多孔(kong)性吸聲(sheng)材(cai)料(liao),可(ke)省(sheng)去(qu)專用消(xiao)聲(sheng)器(qi)。纖維織物(wu)風(feng)管(guan)(guan):其管(guan)(guan)壁為(wei)柔(rou)性纖維織物(wu),本身(shen)就是聲(sheng)音的不(bu)良導(dao)體和吸收(shou)體,自(zi)身(shen)不(bu)會產(chan)生聲(sheng)音,還(huan)可(ke)以(yi)一定程度上吸收(shou)設備噪聲(sheng),隨著管(guan)(guan)道的延長,效果更為(wei)明(ming)顯,可(ke)省(sheng)去(qu)專用消(xiao)聲(sheng)器(qi)。2、保(bao)溫(wen)(wen)性能:鍍(du)鋅(xin)薄(bo)鋼板風(feng)管(guan)(guan):導(dao)熱系數(shu)很大(da)(為(wei)60.4 W/m?K),無(wu)(wu)(wu)(wu)保(bao)溫(wen)(wen)性能,必須另外加(jia)包保(bao)溫(wen)(wen)層(ceng)及(ji)保(bao)護層(ceng)。無(wu)(wu)(wu)(wu)機玻(bo)璃鋼風(feng)管(guan)(guan):導(dao)熱系數(shu)大(da)(為(wei)0.5W/m?K),無(wu)(wu)(wu)(wu)保(bao)溫(wen)(wen)性能。復合玻(bo)纖板風(feng)管(guan)(guan):導(dao)熱系數(shu)小(平均溫(wen)(wen)度24℃時(shi)小于1W/m?K),有一定保(bao)溫(wen)(wen)性能,不(bu)加(jia)裝(zhuang)保(bao)溫(wen)(wen)。
防火(huo)閥(fa)(fa)(fa)(fa)是(shi)用來(lai)阻(zu)斷來(lai)自火(huo)災區的(de)煙氣及(ji)火(huo)焰(yan)通(tong)過(guo),并在一定(ding)時間(jian)內能滿足耐火(huo)穩(wen)定(ding)性和耐火(huo)完整性要(yao)求的(de)閥(fa)(fa)(fa)(fa)門。為了(le)將火(huo)災引起的(de)損失減少到(dao)(dao)小程度,就必須采取(qu)有效的(de)防火(huo)、防排煙措施,以控制火(huo)勢蔓延,而(er)防火(huo)閥(fa)(fa)(fa)(fa)在通(tong)風、空調及(ji)防排煙系統中的(de)合(he)理設置,則起到(dao)(dao)了(le)重要(yao)的(de)作用。防火(huo)閥(fa)(fa)(fa)(fa)的(de)結構(gou)和工作原理,防火(huo)閥(fa)(fa)(fa)(fa)主要(yao)由(you)閥(fa)(fa)(fa)(fa)體和執(zhi)行(xing)機(ji)(ji)構(gou)組成(cheng)。閥(fa)(fa)(fa)(fa)體由(you)殼體、法(fa)蘭、葉(xie)片(pian)及(ji)葉(xie)片(pian)聯動(dong)機(ji)(ji)構(gou)等組成(cheng)。執(zhi)行(xing)機(ji)(ji)構(gou)由(you)外殼、葉(xie)片(pian)調節機(ji)(ji)構(gou)、離(li)合(he)器(qi)、溫(wen)度熔斷器(qi)等組成(cheng)。防火(huo)閥(fa)(fa)(fa)(fa)的(de)執(zhi)行(xing)機(ji)(ji)構(gou)是(shi)通(tong)過(guo)金屬易熔片(pian)和離(li)合(he)器(qi)機(ji)(ji)構(gou)來(lai)控制葉(xie)片(pian)的(de)轉動(dong)。
消防排煙機一般是采用離心式風機和軸流式風機兩種重要的型式。從消防排煙風機風量、風壓考慮來看,消防排煙風機是高比轉高效率的風機,更加的適合選用軸流風機。軸流式消防排煙風機有兩種設計型式,一種為電機與主氣流分離型式,另一種為電機置于主氣流之中。渝中通風管根據煙氣溫度的不同,采用不同型式的消防排煙風機,溫度大于400℃時,采用電機與主氣流分離型式,溫度小于400℃大于150℃,兩種型式的電機都可以選擇,在溫度小于150℃的時候,采用電機置于主氣流之中。 軸流消防排煙風機的流量范圍從7200m?/h至110000m?/h,有不同型號的編制,通風管用(yong)來滿足(zu)不同(tong)通風排(pai)(pai)煙(yan)(yan)(yan)流(liu)量的(de)需(xu)求。消防排(pai)(pai)煙(yan)(yan)(yan)風機(ji)可(ke)以(yi)(yi)根據壓(ya)力(li)情況的(de)不同(tong)分為(wei)兩種類型,一類為(wei)軸流(liu)式(shi)消防排(pai)(pai)煙(yan)(yan)(yan)機(ji),其各機(ji)號(hao)的(de)壓(ya)力(li)在600Pa左右,另一類為(wei)斜流(liu)消防排(pai)(pai)煙(yan)(yan)(yan)風機(ji),各機(ji)號(hao)的(de)壓(ya)力(li)在1000Pa左右。為(wei)了(le)滿足(zu)排(pai)(pai)煙(yan)(yan)(yan)量和通風換氣的(de)要求,消防排(pai)(pai)煙(yan)(yan)(yan)風機(ji)一般都設計(ji)了(le)雙速型的(de)結構模式(shi)。低(di)速可(ke)以(yi)(yi)通風使用(yong),高(gao)速可(ke)以(yi)(yi)排(pai)(pai)放煙(yan)(yan)(yan)霧,這樣不但可(ke)以(yi)(yi)節約能源同(tong)時又降低(di)了(le)噪聲污染。
一、對(dui)通(tong)(tong)風管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)制(zhi)作(zuo)的(de)要求進行檢查(cha)(cha):檢查(cha)(cha)通(tong)(tong)風管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)穿(chuan)越防(fang)護(hu)密(mi)(mi)(mi)(mi)閉(bi)墻(qiang)、密(mi)(mi)(mi)(mi)閉(bi)墻(qiang)的(de)預(yu)(yu)埋密(mi)(mi)(mi)(mi)閉(bi)穿(chuan)墻(qiang)短管(guan)(guan)(guan)(guan)(guan)(guan)。通(tong)(tong)風預(yu)(yu)埋密(mi)(mi)(mi)(mi)閉(bi)短管(guan)(guan)(guan)(guan)(guan)(guan)采(cai)(cai)用(yong)厚度(du)(du)不小(xiao)于(yu)(yu)(yu)3mm鋼(gang)板(ban)機械卷(juan)制(zhi)成(cheng)形(其(qi)厚度(du)(du)還應(ying)(ying)根據(ju)預(yu)(yu)埋管(guan)(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)(guan)徑大(da)(da)小(xiao)確定,使預(yu)(yu)埋管(guan)(guan)(guan)(guan)(guan)(guan)不致變形),防(fang)爆超壓(ya)排氣活(huo)(huo)門(men)(men)的(de)預(yu)(yu)埋短管(guan)(guan)(guan)(guan)(guan)(guan)其(qi)厚度(du)(du)為(wei)6mm,密(mi)(mi)(mi)(mi)閉(bi)短管(guan)(guan)(guan)(guan)(guan)(guan)中間應(ying)(ying)設密(mi)(mi)(mi)(mi)閉(bi)肋(lei),密(mi)(mi)(mi)(mi)閉(bi)肋(lei)厚度(du)(du)為(wei)5mm,密(mi)(mi)(mi)(mi)閉(bi)肋(lei)高(gao)度(du)(du)為(wei)50mm,密(mi)(mi)(mi)(mi)閉(bi)肋(lei)與(yu)(yu)短管(guan)(guan)(guan)(guan)(guan)(guan)應(ying)(ying)雙面(mian)滿(man)焊(han)、焊(han)縫(feng)嚴(yan)密(mi)(mi)(mi)(mi)。密(mi)(mi)(mi)(mi)閉(bi)穿(chuan)墻(qiang)短管(guan)(guan)(guan)(guan)(guan)(guan)兩端深處(chu)墻(qiang)面(mian)的(de)長度(du)(du)應(ying)(ying)大(da)(da)于(yu)(yu)(yu)100mm,管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)內外部除與(yu)(yu)混凝土接(jie)(jie)(jie)觸部分外均應(ying)(ying)刷兩道(dao)防(fang)銹漆。二(er)、對(dui)風管(guan)(guan)(guan)(guan)(guan)(guan)連接(jie)(jie)(jie)處(chu)制(zhi)作(zuo)的(de)要求進行檢查(cha)(cha),對(dui)染毒區(qu)的(de)通(tong)(tong)風管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)連接(jie)(jie)(jie)方法及密(mi)(mi)(mi)(mi)封進行檢查(cha)(cha)。如無(wu)設計要求,其(qi)風管(guan)(guan)(guan)(guan)(guan)(guan)厚度(du)(du)應(ying)(ying)采(cai)(cai)用(yong)大(da)(da)于(yu)(yu)(yu)等于(yu)(yu)(yu)3mm的(de)鋼(gang)板(ban)焊(han)接(jie)(jie)(jie)制(zhi)作(zuo)而成(cheng)。風管(guan)(guan)(guan)(guan)(guan)(guan)與(yu)(yu)風管(guan)(guan)(guan)(guan)(guan)(guan)連接(jie)(jie)(jie)應(ying)(ying)采(cai)(cai)用(yong)焊(han)接(jie)(jie)(jie)連接(jie)(jie)(jie)。通(tong)(tong)風管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)與(yu)(yu)密(mi)(mi)(mi)(mi)閉(bi)閥門(men)(men)的(de)連接(jie)(jie)(jie)應(ying)(ying)采(cai)(cai)用(yong)帶密(mi)(mi)(mi)(mi)封槽(cao)(cao)的(de)法蘭連接(jie)(jie)(jie),其(qi)法蘭面(mian)應(ying)(ying)經機床車削加工(gong),保(bao)證(zheng)接(jie)(jie)(jie)觸應(ying)(ying)平整,法蘭面(mian)有(you)1~2mm深的(de)90°密(mi)(mi)(mi)(mi)封槽(cao)(cao);風管(guan)(guan)(guan)(guan)(guan)(guan)與(yu)(yu)設備連接(jie)(jie)(jie)法蘭之(zhi)間應(ying)(ying)采(cai)(cai)用(yong)整體橡(xiang)膠法蘭墊(dian)圈,防(fang)爆超壓(ya)排氣活(huo)(huo)門(men)(men)法蘭連接(jie)(jie)(jie)填料(liao)采(cai)(cai)用(yong)5mm整張橡(xiang)膠墊(dian)圈密(mi)(mi)(mi)(mi)封(不得有(you)拼縫(feng)),其(qi)他染毒區(qu)風管(guan)(guan)(guan)(guan)(guan)(guan)連接(jie)(jie)(jie)及法蘭與(yu)(yu)設備連接(jie)(jie)(jie)采(cai)(cai)用(yong)4~5mm整張橡(xiang)膠墊(dian)圈密(mi)(mi)(mi)(mi)封(不得有(you)拼縫(feng)),連接(jie)(jie)(jie)處(chu)不得有(you)漏縫(feng)現象。
1.冷(leng)(leng)(leng)(leng)(熱(re)(re))水(shui)機(ji)(ji)組(zu)(zu)的(de)(de)(de)(de)(de)基(ji)本(ben)工作過(guo)(guo)(guo)程是:室(shi)(shi)外的(de)(de)(de)(de)(de)制冷(leng)(leng)(leng)(leng)機(ji)(ji)組(zu)(zu)對(dui)冷(leng)(leng)(leng)(leng)(熱(re)(re))媒(mei)水(shui)進(jin)行(xing)(xing)制冷(leng)(leng)(leng)(leng)降溫(或加熱(re)(re)升溫),然(ran)后(hou)由水(shui)泵將降溫后(hou)的(de)(de)(de)(de)(de)冷(leng)(leng)(leng)(leng)媒(mei)(熱(re)(re))水(shui)輸(shu)送(song)到安裝在(zai)(zai)(zai)室(shi)(shi)內(nei)(nei)的(de)(de)(de)(de)(de)風(feng)機(ji)(ji)盤(pan)管(guan)(guan)(guan)機(ji)(ji)組(zu)(zu)中,由風(feng)機(ji)(ji)盤(pan)管(guan)(guan)(guan)機(ji)(ji)組(zu)(zu)采取就地回(hui)風(feng)的(de)(de)(de)(de)(de)方式與室(shi)(shi)內(nei)(nei)空(kong)(kong)(kong)(kong)氣(qi)(qi)進(jin)行(xing)(xing)熱(re)(re)交換(huan)實現對(dui)室(shi)(shi)內(nei)(nei)空(kong)(kong)(kong)(kong)氣(qi)(qi)處理(li)的(de)(de)(de)(de)(de)目的(de)(de)(de)(de)(de)。2.風(feng)管(guan)(guan)(guan)(道(dao))式機(ji)(ji)組(zu)(zu)的(de)(de)(de)(de)(de)基(ji)本(ben)工作過(guo)(guo)(guo)程是:供冷(leng)(leng)(leng)(leng)時(shi),室(shi)(shi)外的(de)(de)(de)(de)(de)制冷(leng)(leng)(leng)(leng)機(ji)(ji)組(zu)(zu)吸收來自(zi)室(shi)(shi)內(nei)(nei)機(ji)(ji)組(zu)(zu)的(de)(de)(de)(de)(de)制冷(leng)(leng)(leng)(leng)劑(ji)蒸(zheng)氣(qi)(qi)經壓縮、冷(leng)(leng)(leng)(leng)凝(ning)后(hou)向各(ge)室(shi)(shi)內(nei)(nei)機(ji)(ji)組(zu)(zu)輸(shu)送(song)液(ye)體制冷(leng)(leng)(leng)(leng)劑(ji)。供熱(re)(re)時(shi),室(shi)(shi)外的(de)(de)(de)(de)(de)制冷(leng)(leng)(leng)(leng)機(ji)(ji)組(zu)(zu)吸收來自(zi)冷(leng)(leng)(leng)(leng)凝(ning)器的(de)(de)(de)(de)(de)制冷(leng)(leng)(leng)(leng)劑(ji)蒸(zheng)氣(qi)(qi)經壓縮后(hou)向各(ge)室(shi)(shi)內(nei)(nei)機(ji)(ji)組(zu)(zu)輸(shu)送(song)汽體制冷(leng)(leng)(leng)(leng)劑(ji),室(shi)(shi)內(nei)(nei)機(ji)(ji)組(zu)(zu)通過(guo)(guo)(guo)布置在(zai)(zai)(zai)天(tian)花(hua)板上(shang)(shang)的(de)(de)(de)(de)(de)回(hui)風(feng)口(kou)將空(kong)(kong)(kong)(kong)氣(qi)(qi)吸入(ru),進(jin)行(xing)(xing)熱(re)(re)交換(huan)后(hou)送(song)入(ru)安裝在(zai)(zai)(zai)室(shi)(shi)內(nei)(nei)各(ge)房(fang)間(jian)天(tian)花(hua)板中的(de)(de)(de)(de)(de)風(feng)管(guan)(guan)(guan)(道(dao))內(nei)(nei),并通過(guo)(guo)(guo)出風(feng)口(kou)上(shang)(shang)的(de)(de)(de)(de)(de)散流器向室(shi)(shi)內(nei)(nei)各(ge)房(fang)間(jian)輸(shu)送(song)空(kong)(kong)(kong)(kong)氣(qi)(qi)。在(zai)(zai)(zai)風(feng)管(guan)(guan)(guan)(道(dao))上(shang)(shang)設(she)計有新(xin)風(feng)門(men)和排(pai)風(feng)門(men),可以按(an)一定比例置換(huan)空(kong)(kong)(kong)(kong)氣(qi)(qi),以保證室(shi)(shi)內(nei)(nei)空(kong)(kong)(kong)(kong)氣(qi)(qi)的(de)(de)(de)(de)(de)質(zhi)量。
消防(fang)(fang)排煙(yan)(yan)(yan)風(feng)機(ji)(ji)(ji)首先應(ying)該滿足溫(wen)度和(he)時間的(de)(de)特性(xing),即國家規定280℃/0.5h;其次(ci),在(zai)一般環境溫(wen)度下,可(ke)以(yi)保證(zheng)有效的(de)(de)排煙(yan)(yan)(yan)控制(zhi)量(liang)。此外還(huan)要求消防(fang)(fang)排煙(yan)(yan)(yan)風(feng)機(ji)(ji)(ji)能(neng)(neng)(neng)夠進行周期性(xing)的(de)(de)實驗(yan),能(neng)(neng)(neng)夠發現其中(zhong)的(de)(de)不(bu)足,并(bing)加以(yi)改進;可(ke)以(yi)適用(yong)(yong)各種(zhong)通(tong)風(feng)要求的(de)(de)管道,便于安(an)(an)裝與使用(yong)(yong)。消防(fang)(fang)排煙(yan)(yan)(yan)風(feng)機(ji)(ji)(ji)的(de)(de)性(xing)能(neng)(neng)(neng)優良(liang)、耐高溫(wen)性(xing)能(neng)(neng)(neng)良(liang)好(hao)、效率高、占(zhan)地(di)比離(li)心風(feng)機(ji)(ji)(ji)少、高溫(wen)性(xing)能(neng)(neng)(neng)優良(liang)。消防(fang)(fang)排煙(yan)(yan)(yan)風(feng)機(ji)(ji)(ji)能(neng)(neng)(neng)在(zai)300℃高溫(wen)條件下連續運行60分鐘(zhong)以(yi)上,100℃溫(wen)度條件下連續20小時不(bu)損壞,應(ying)用(yong)(yong)范圍廣(guang),可(ke)根(gen)據高級(ji)(ji)民(min)用(yong)(yong)建筑的(de)(de)不(bu)同要求,采(cai)用(yong)(yong)變速或(huo)多速的(de)(de)驅動(dong)型(xing)式(shi)(shi),消防(fang)(fang)排煙(yan)(yan)(yan)風(feng)機(ji)(ji)(ji)廣(guang)泛應(ying)用(yong)(yong)于高級(ji)(ji)民(min)用(yong)(yong)建筑、烤箱(xiang)、地(di)下車庫、隧道等場(chang)合。安(an)(an)裝方便,可(ke)直接和(he)墻壁(bi)安(an)(an)裝,安(an)(an)裝可(ke)采(cai)用(yong)(yong)垂直式(shi)(shi)、水(shui)平式(shi)(shi)或(huo)吊裝式(shi)(shi),很大程度上節省了占(zhan)地(di)面積(ji)。