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1、消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)性(xing)(xing)能(neng)(neng):鍍(du)鋅薄(bo)鋼(gang)板(ban)風(feng)(feng)(feng)管(guan)(guan)(guan):無(wu)消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)性(xing)(xing)能(neng)(neng),自身震動會產生聲(sheng)(sheng)(sheng)音(yin),必(bi)(bi)須(xu)加(jia)裝(zhuang)(zhuang)消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)器。無(wu)機玻(bo)璃鋼(gang)風(feng)(feng)(feng)管(guan)(guan)(guan):無(wu)消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)性(xing)(xing)能(neng)(neng),隔聲(sheng)(sheng)(sheng)性(xing)(xing)能(neng)(neng)優于鍍(du)鋅薄(bo)鋼(gang)板(ban)風(feng)(feng)(feng)管(guan)(guan)(guan),必(bi)(bi)須(xu)加(jia)裝(zhuang)(zhuang)消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)器。復(fu)合(he)玻(bo)纖(xian)板(ban)風(feng)(feng)(feng)管(guan)(guan)(guan):其管(guan)(guan)(guan)壁是(shi)一(yi)種多孔性(xing)(xing)吸(xi)聲(sheng)(sheng)(sheng)材(cai)料,可省去專用消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)器。纖(xian)維織物風(feng)(feng)(feng)管(guan)(guan)(guan):其管(guan)(guan)(guan)壁為(wei)(wei)柔性(xing)(xing)纖(xian)維織物,本(ben)身就(jiu)是(shi)聲(sheng)(sheng)(sheng)音(yin)的不(bu)(bu)良導(dao)體和吸(xi)收體,自身不(bu)(bu)會產生聲(sheng)(sheng)(sheng)音(yin),還可以一(yi)定程度上吸(xi)收設備噪聲(sheng)(sheng)(sheng),隨著(zhu)管(guan)(guan)(guan)道的延長,效果更為(wei)(wei)明顯(xian),可省去專用消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)器。2、保(bao)溫(wen)(wen)性(xing)(xing)能(neng)(neng):鍍(du)鋅薄(bo)鋼(gang)板(ban)風(feng)(feng)(feng)管(guan)(guan)(guan):導(dao)熱系數很大(為(wei)(wei)60.4 W/m?K),無(wu)保(bao)溫(wen)(wen)性(xing)(xing)能(neng)(neng),必(bi)(bi)須(xu)另外加(jia)包(bao)保(bao)溫(wen)(wen)層(ceng)及(ji)保(bao)護層(ceng)。無(wu)機玻(bo)璃鋼(gang)風(feng)(feng)(feng)管(guan)(guan)(guan):導(dao)熱系數大(為(wei)(wei)0.5W/m?K),無(wu)保(bao)溫(wen)(wen)性(xing)(xing)能(neng)(neng)。復(fu)合(he)玻(bo)纖(xian)板(ban)風(feng)(feng)(feng)管(guan)(guan)(guan):導(dao)熱系數小(xiao)(平均溫(wen)(wen)度24℃時小(xiao)于1W/m?K),有一(yi)定保(bao)溫(wen)(wen)性(xing)(xing)能(neng)(neng),不(bu)(bu)加(jia)裝(zhuang)(zhuang)保(bao)溫(wen)(wen)。
一(yi)、火災自動(dong)報(bao)(bao)(bao)警系統:對(dui)消(xiao)防火災報(bao)(bao)(bao)警控(kong)(kong)制(zhi)(zhi)器進(jin)(jin)行(xing)(xing)自檢(jian)(jian)功(gong)能檢(jian)(jian)查(cha)(cha)(cha)(cha):對(dui)可測(ce)量相(xiang)關參數進(jin)(jin)行(xing)(xing)查(cha)(cha)(cha)(cha)看和記錄,如回(hui)路電(dian)流等;公共場(chang)所(suo)煙感(gan)器、溫(wen)感(gan)器安裝(zhuang)檢(jian)(jian)查(cha)(cha)(cha)(cha),與(yu)底(di)座接觸是(shi)否(fou)良(liang)(liang)好,外(wai)觀是(shi)否(fou)潔凈(jing)(jing)完好;每(mei)次(ci)隨(sui)機(ji)抽取不(bu)(bu)低(di)于5%的(de)(de)煙感(gan)或(huo)溫(wen)感(gan),噴煙或(huo)加熱后查(cha)(cha)(cha)(cha)視報(bao)(bao)(bao)警是(shi)否(fou)正(zheng)確;手(shou)動(dong)報(bao)(bao)(bao)警按(an)鈕,檢(jian)(jian)查(cha)(cha)(cha)(cha)安裝(zhuang)是(shi)否(fou)牢(lao)固(gu),有無破(po)(po)損及丟失;每(mei)次(ci)隨(sui)機(ji)抽取不(bu)(bu)低(di)于5%的(de)(de)手(shou)動(dong)報(bao)(bao)(bao)警按(an)鈕,進(jin)(jin)行(xing)(xing)模擬報(bao)(bao)(bao)警,測(ce)試報(bao)(bao)(bao)警功(gong)能是(shi)否(fou)正(zheng)常(chang);對(dui)樓層內各模塊箱(xiang)進(jin)(jin)行(xing)(xing)外(wai)觀檢(jian)(jian)查(cha)(cha)(cha)(cha),外(wai)接線(xian)是(shi)否(fou)固(gu)定良(liang)(liang)好;對(dui)聯動(dong)控(kong)(kong)制(zhi)(zhi)柜(ju)上的(de)(de)按(an)鈕每(mei)次(ci)按(an)10%的(de)(de)比例進(jin)(jin)行(xing)(xing)功(gong)能試驗,控(kong)(kong)制(zhi)(zhi)功(gong)能正(zheng)常(chang)。對(dui)火災報(bao)(bao)(bao)警控(kong)(kong)制(zhi)(zhi)柜(ju)、聯動(dong)控(kong)(kong)制(zhi)(zhi)柜(ju)等進(jin)(jin)行(xing)(xing)清掃除塵。線(xian)路松動(dong),應(ying)進(jin)(jin)行(xing)(xing)緊固(gu)。對(dui)自檢(jian)(jian)、消(xiao)音(yin)、復位(wei)功(gong)能檢(jian)(jian)查(cha)(cha)(cha)(cha),主電(dian)源與(yu)備用電(dian)源切換、報(bao)(bao)(bao)警檢(jian)(jian)查(cha)(cha)(cha)(cha)。二、應(ying)急照明(ming)及疏(shu)散指(zhi)示(shi)燈(deng)(deng)(deng)每(mei)3個月進(jin)(jin)行(xing)(xing)一(yi)次(ci)備用電(dian)池(chi)亮(liang)燈(deng)(deng)(deng)(半個小時),使電(dian)池(chi)放電(dian)后再充電(dian),延長電(dian)池(chi)壽命;檢(jian)(jian)查(cha)(cha)(cha)(cha)出口指(zhi)示(shi)燈(deng)(deng)(deng)玻璃(li)面板(ban)有無劃(hua)傷或(huo)破(po)(po)裂現象;出口指(zhi)示(shi)燈(deng)(deng)(deng)電(dian)源指(zhi)示(shi)燈(deng)(deng)(deng)是(shi)否(fou)亮(liang),如不(bu)(bu)亮(liang),應(ying)立即修(xiu)理;檢(jian)(jian)查(cha)(cha)(cha)(cha)出口指(zhi)示(shi)燈(deng)(deng)(deng)安裝(zhuang)是(shi)否(fou)牢(lao)固(gu);針對(dui)檢(jian)(jian)查(cha)(cha)(cha)(cha)中發現的(de)(de)缺陷取下來進(jin)(jin)行(xing)(xing)修(xiu)復,再裝(zhuang)回(hui)原位(wei);燈(deng)(deng)(deng)箱(xiang)外(wai)殼及面板(ban)擦抹干凈(jing)(jing)。
1,通風風管安裝在支架上,應設托座。2,通風風管如有穿出屋面外部分,應設置防雨罩。3,通風風管采用無法蘭連時,接口處應嚴密牢固。通風風管連接兩平面應平直,不得錯位及扭曲。4,輸送易產生冷凝水的通風風管,安裝應設計坡度。通風風管底部不能有縱向的接縫, 如消防通風設備必須有接縫,則應采用密封方式。通風管道安裝完畢后,應進行嚴密性試驗,如消防通風設備廠家發現異常(chang)情況,通風管道的(de)(de)制作、安(an)(an)裝(zhuang)、檢驗和試驗,是一個連貫的(de)(de)工程,做到(dao)安(an)(an)全(quan)適用,經濟合理,方便施工,確保通風管道的(de)(de)工程質量。
1、 薄鋼板矩(ju)形(xing)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)的(de)(de)剛度(du)(du)不(bu)(bu)夠(gou),表(biao)現形(xing)式(shi):風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)的(de)(de)大邊上(shang)下有(you)不(bu)(bu)同程度(du)(du)的(de)(de)下沉,兩側面(mian)(mian)小(xiao)邊稍向外(wai)凸出,有(you)明顯的(de)(de)變形(xing)。對(dui)(dui)產生的(de)(de)原因(yin)(yin)分析(xi)(xi):① 制作風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)的(de)(de)鋼板厚度(du)(du)不(bu)(bu)符合施工及驗(yan)收規(gui)范的(de)(de)要(yao)求(qiu);② 咬口的(de)(de)形(xing)式(shi)選(xuan)擇不(bu)(bu)當;③ 沒有(you)按照《施工及驗(yan)收規(gui)范》要(yao)求(qiu),對(dui)(dui)于邊長≥630 mm或保(bao)溫風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)≥800 mm,其管(guan)(guan)(guan)(guan)長在1 200mm以(yi)上(shang),均應(ying)采(cai)取加固措施。2 、薄鋼板矩(ju)形(xing)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)扭(niu)曲、翹角,表(biao)現形(xing)式(shi):風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)表(biao)面(mian)(mian)不(bu)(bu)平(ping)(ping)(ping);對(dui)(dui)角線(xian)不(bu)(bu)相(xiang)等(deng);相(xiang)鄰表(biao)面(mian)(mian)互不(bu)(bu)垂直;兩相(xiang)對(dui)(dui)表(biao)面(mian)(mian)不(bu)(bu)平(ping)(ping)(ping)行(xing)及兩管(guan)(guan)(guan)(guan)端(duan)平(ping)(ping)(ping)面(mian)(mian)不(bu)(bu)平(ping)(ping)(ping)行(xing)等(deng)。產生的(de)(de)原因(yin)(yin)分析(xi)(xi):① 矩(ju)形(xing)板料下料后,未對(dui)(dui)四(si)(si)個角進行(xing)嚴格的(de)(de)角方測量;② 風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)的(de)(de)大邊或小(xiao)邊的(de)(de)兩個相(xiang)對(dui)(dui)面(mian)(mian)的(de)(de)板料長度(du)(du)和寬度(du)(du)不(bu)(bu)相(xiang)等(deng);③ 風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)的(de)(de)四(si)(si)個角處的(de)(de)咬口寬度(du)(du)不(bu)(bu)相(xiang)等(deng);④ 手工咬口合縫受力不(bu)(bu)均。
防火(huo)(huo)(huo)閥是(shi)用(yong)來(lai)阻斷(duan)來(lai)自火(huo)(huo)(huo)災區的(de)煙(yan)氣及(ji)(ji)火(huo)(huo)(huo)焰(yan)通過(guo),并在一(yi)定(ding)時(shi)間內能滿足耐火(huo)(huo)(huo)穩(wen)定(ding)性和(he)耐火(huo)(huo)(huo)完整性要(yao)求的(de)閥門。為(wei)了(le)將火(huo)(huo)(huo)災引起的(de)損失減少到小程度,就必(bi)須采取有效的(de)防火(huo)(huo)(huo)、防排(pai)煙(yan)措(cuo)施,以控制火(huo)(huo)(huo)勢(shi)蔓延,而(er)防火(huo)(huo)(huo)閥在通風(feng)、空調(diao)及(ji)(ji)防排(pai)煙(yan)系統中的(de)合理(li)設置,則起到了(le)重要(yao)的(de)作(zuo)用(yong)。防火(huo)(huo)(huo)閥的(de)結構(gou)(gou)和(he)工作(zuo)原理(li),防火(huo)(huo)(huo)閥主要(yao)由(you)(you)閥體和(he)執行機(ji)構(gou)(gou)組(zu)(zu)成。閥體由(you)(you)殼(ke)體、法蘭(lan)、葉(xie)(xie)片(pian)(pian)及(ji)(ji)葉(xie)(xie)片(pian)(pian)聯動(dong)機(ji)構(gou)(gou)等組(zu)(zu)成。執行機(ji)構(gou)(gou)由(you)(you)外殼(ke)、葉(xie)(xie)片(pian)(pian)調(diao)節機(ji)構(gou)(gou)、離(li)合器(qi)(qi)、溫度熔斷(duan)器(qi)(qi)等組(zu)(zu)成。防火(huo)(huo)(huo)閥的(de)執行機(ji)構(gou)(gou)是(shi)通過(guo)金(jin)屬易熔片(pian)(pian)和(he)離(li)合器(qi)(qi)機(ji)構(gou)(gou)來(lai)控制葉(xie)(xie)片(pian)(pian)的(de)轉動(dong)。