成都高品質防火閥價格

一、通風與空調系統的組成與類別(一)通風系統的組成，包括：進氣處理設備，如空氣過濾設備、熱濕處理設備和空氣凈化設備等；送風機或排風機；風道系統，如風管、送風口、排風口、排氣罩等；排氣處理設備，如除塵器、有害氣體凈化設備、風帽等。2．通風系統的類別有：(二)空調系統的組成——空氣處理設備、熱源和冷源、空調風系統、水系統、控制、調節裝置(1)空氣處理設備：空氣加熱或冷卻設備、空氣加濕或去濕設備和空氣凈化設備等；高品質防火閥其作用是將送風空氣處理到一定的狀態。(2)熱源和冷源：常用的熱源有提供熱水或蒸汽的鍋爐、電加熱器等。(3)空調風系統：由風機和風管系統組成。(4)水系統：包括將冷凍水(或熱水)從制冷系統(或熱源)輸送到空氣處理設備的水系統和制冷設備的冷卻水系統，由水泵和水管系統組成。(5)控制、調節裝置：防火閥裝置(zhi)的(de)(de)作用是(shi)調(diao)節空(kong)調(diao)系(xi)(xi)統(tong)的(de)(de)冷量(liang)、熱(re)量(liang)、風量(liang)等，使(shi)空(kong)調(diao)系(xi)(xi)統(tong)的(de)(de)工作適應空(kong)調(diao)工況的(de)(de)變化(hua)，從而將室內(nei)空(kong)氣狀況控(kong)制(zhi)在要求的(de)(de)范圍(wei)內(nei)。

風(feng)(feng)機(ji)(ji)(ji)(ji)分類(lei)可以按(an)氣(qi)體(ti)流(liu)動的(de)(de)(de)方向，分為(wei)離(li)(li)(li)心(xin)式、軸流(liu)式、斜流(liu)式和(he)橫(heng)流(liu)式等(deng)類(lei)型(xing)。這種(zhong)風(feng)(feng)機(ji)(ji)(ji)(ji)分類(lei)的(de)(de)(de)機(ji)(ji)(ji)(ji)器有：離(li)(li)(li)心(xin)風(feng)(feng)機(ji)(ji)(ji)(ji)工(gong)作時，動力機(ji)(ji)(ji)(ji)(主要(yao)是(shi)電(dian)動機(ji)(ji)(ji)(ji))驅動葉(xie)(xie)(xie)輪(lun)在蝸形(xing)機(ji)(ji)(ji)(ji)殼(ke)(ke)內(nei)(nei)旋轉，空氣(qi)經吸氣(qi)口從葉(xie)(xie)(xie)輪(lun)中(zhong)(zhong)心(xin)處(chu)吸入(ru)。由(you)于(yu)葉(xie)(xie)(xie)片對氣(qi)體(ti)的(de)(de)(de)動力作用，氣(qi)體(ti)壓力和(he)速度得以提高，并在離(li)(li)(li)心(xin)力作用下沿(yan)著葉(xie)(xie)(xie)道甩向機(ji)(ji)(ji)(ji)殼(ke)(ke)，從排(pai)氣(qi)口排(pai)出。因氣(qi)體(ti)在葉(xie)(xie)(xie)輪(lun)內(nei)(nei)的(de)(de)(de)流(liu)動主要(yao)是(shi)在徑向平面內(nei)(nei)，故(gu)又稱(cheng)徑流(liu)風(feng)(feng)機(ji)(ji)(ji)(ji)。離(li)(li)(li)心(xin)風(feng)(feng)機(ji)(ji)(ji)(ji)主要(yao)由(you)葉(xie)(xie)(xie)輪(lun)和(he)機(ji)(ji)(ji)(ji)殼(ke)(ke)組(zu)成，小(xiao)型(xing)風(feng)(feng)機(ji)(ji)(ji)(ji)的(de)(de)(de)葉(xie)(xie)(xie)輪(lun)直接裝在電(dian)動機(ji)(ji)(ji)(ji)上中(zhong)(zhong)、大型(xing)風(feng)(feng)機(ji)(ji)(ji)(ji)通過聯軸器或皮帶輪(lun)與電(dian)動機(ji)(ji)(ji)(ji)聯接。離(li)(li)(li)心(xin)風(feng)(feng)機(ji)(ji)(ji)(ji)一般(ban)為(wei)單(dan)側進氣(qi)，用單(dan)級(ji)葉(xie)(xie)(xie)輪(lun)；流(liu)量大的(de)(de)(de)可雙(shuang)側進氣(qi)，用兩個背靠(kao)背的(de)(de)(de)葉(xie)(xie)(xie)輪(lun)，又稱(cheng)為(wei)雙(shuang)吸式離(li)(li)(li)心(xin)風(feng)(feng)機(ji)(ji)(ji)(ji)。

什(shen)么是風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，常(chang)見風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)有哪些(xie)類型(xing)，風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)主要指中(zhong)央空調系統(tong)的通(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)，它常(chang)常(chang)被忽視，但卻是空調系統(tong)的重(zhong)要組(zu)成部(bu)分(fen)。風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)是由薄鋼(gang)板(ban)(ban)、鋁(lv)板(ban)(ban)、硬(ying)聚(ju)氯乙烯板(ban)(ban)、玻(bo)璃(li)(li)鋼(gang)以(yi)及其(qi)它復合材(cai)料等(deng)制成的，用于輸送空氣(qi)和空氣(qi)混合物的各種管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)的總稱。1、按(an)照(zhao)(zhao)材(cai)質可(ke)(ke)(ke)分(fen)為(wei)：金(jin)屬(shu)(shu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、非金(jin)屬(shu)(shu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)。其(qi)中(zhong)：（1）金(jin)屬(shu)(shu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)又可(ke)(ke)(ke)分(fen)為(wei)：鋼(gang)板(ban)(ban)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、鋁(lv)板(ban)(ban)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、不銹(xiu)鋼(gang)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)等(deng)；（2）非金(jin)屬(shu)(shu)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)可(ke)(ke)(ke)以(yi)分(fen)為(wei)：硬(ying)聚(ju)氯乙烯風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、有機(ji)玻(bo)璃(li)(li)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、無機(ji)玻(bo)璃(li)(li)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、玻(bo)璃(li)(li)鋼(gang)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)以(yi)及其(qi)它復合材(cai)料風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)等(deng)；2、按(an)照(zhao)(zhao)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)外(wai)形可(ke)(ke)(ke)分(fen)為(wei)：圓形風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、矩(ju)形風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)；3、按(an)照(zhao)(zhao)通(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)空調系統(tong)工作壓力(li)可(ke)(ke)(ke)分(fen)為(wei)：高壓風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、中(zhong)壓風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、低壓風(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)三個(ge)類別(bie)，

消防排(pai)煙風(feng)(feng)(feng)機(ji)廠家產(chan)品(pin)由多(duo)個配件(jian)構(gou)成(cheng)(cheng)(cheng)，比如說葉輪、機(ji)殼、軸承、主軸等等構(gou)成(cheng)(cheng)(cheng)，而(er)不(bu)同(tong)的(de)配件(jian)也起著(zhu)不(bu)同(tong)的(de)作(zuo)用(yong)(yong)。首先(xian)對于(yu)葉輪而(er)言，一般采用(yong)(yong)優質鍍鋅板(ban)制作(zuo)而(er)成(cheng)(cheng)(cheng)的(de)葉片，通(tong)(tong)(tong)(tong)(tong)過(guo)傾斜設計(ji)，與拉伸成(cheng)(cheng)(cheng)型(xing)的(de)前盤(pan)一起形成(cheng)(cheng)(cheng)了更合(he)(he)理的(de)流(liu)道(dao)(dao)(dao)(dao)，從而(er)保(bao)證(zheng)了葉輪的(de)高(gao)效率。而(er)軸承是(shi)帶鑄造座的(de)外球面軸承，可以通(tong)(tong)(tong)(tong)(tong)過(guo)外球面配合(he)(he)調(diao)(diao)整同(tong)軸度的(de)誤差。主軸一般采用(yong)(yong)45#鋼經調(diao)(diao)制處(chu)(chu)理后精(jing)車而(er)成(cheng)(cheng)(cheng)，保(bao)證(zheng)足(zu)夠(gou)的(de)光潔度和尺寸精(jing)。另外兩層(ceng)板(ban)內部填充(chong)消聲材料，能更有效隔熱降(jiang)噪(zao)。消防排(pai)煙風(feng)(feng)(feng)機(ji)不(bu)能距離隧(sui)(sui)道(dao)(dao)(dao)(dao)的(de)邊壁太(tai)近，避免影響通(tong)(tong)(tong)(tong)(tong)風(feng)(feng)(feng)效果。通(tong)(tong)(tong)(tong)(tong)風(feng)(feng)(feng)系統(tong)從安(an)全隧(sui)(sui)道(dao)(dao)(dao)(dao)向通(tong)(tong)(tong)(tong)(tong)過(guo)橫(heng)(heng)(heng)通(tong)(tong)(tong)(tong)(tong)道(dao)(dao)(dao)(dao)向事(shi)(shi)故(gu)隧(sui)(sui)道(dao)(dao)(dao)(dao)方向送(song)風(feng)(feng)(feng)，抑制煙氣進(jin)入(ru)橫(heng)(heng)(heng)通(tong)(tong)(tong)(tong)(tong)道(dao)(dao)(dao)(dao)及未發生事(shi)(shi)故(gu)的(de)隧(sui)(sui)道(dao)(dao)(dao)(dao)，滿足(zu)疏(shu)散人員迎著(zhu)新風(feng)(feng)(feng)進(jin)入(ru)橫(heng)(heng)(heng)通(tong)(tong)(tong)(tong)(tong)道(dao)(dao)(dao)(dao)和安(an)全隧(sui)(sui)道(dao)(dao)(dao)(dao)內，同(tong)時保(bao)證(zheng)等待(dai)區(qu)域所需要的(de)新鮮(xian)空氣。充(chong)分利用(yong)(yong)定點救(jiu)援站(zhan)處(chu)(chu)的(de)斜井和隧(sui)(sui)道(dao)(dao)(dao)(dao)兩端(duan)的(de)消防排(pai)煙風(feng)(feng)(feng)機(ji)作(zuo)為送(song)入(ru)新風(feng)(feng)(feng)和排(pai)煙的(de)通(tong)(tong)(tong)(tong)(tong)道(dao)(dao)(dao)(dao)，通(tong)(tong)(tong)(tong)(tong)風(feng)(feng)(feng)必須維持橫(heng)(heng)(heng)通(tong)(tong)(tong)(tong)(tong)道(dao)(dao)(dao)(dao)口處(chu)(chu)于(yu)正壓狀態，防止煙氣流(liu)向通(tong)(tong)(tong)(tong)(tong)道(dao)(dao)(dao)(dao)內。

1、 薄鋼(gang)(gang)板(ban)(ban)矩(ju)形(xing)(xing)風(feng)管(guan)的(de)(de)剛度(du)不(bu)(bu)(bu)(bu)夠,表現形(xing)(xing)式(shi)：風(feng)管(guan)的(de)(de)大(da)邊(bian)上下有(you)不(bu)(bu)(bu)(bu)同(tong)程度(du)的(de)(de)下沉(chen)，兩(liang)(liang)側(ce)面(mian)小邊(bian)稍(shao)向外凸出，有(you)明顯(xian)的(de)(de)變(bian)形(xing)(xing)。對產(chan)生的(de)(de)原(yuan)因分(fen)析：① 制作(zuo)風(feng)管(guan)的(de)(de)鋼(gang)(gang)板(ban)(ban)厚度(du)不(bu)(bu)(bu)(bu)符合施工及驗收(shou)規范的(de)(de)要求；② 咬(yao)(yao)口的(de)(de)形(xing)(xing)式(shi)選擇不(bu)(bu)(bu)(bu)當；③ 沒有(you)按照(zhao)《施工及驗收(shou)規范》要求，對于邊(bian)長(chang)≥630 mm或保(bao)溫風(feng)管(guan)≥800 mm，其管(guan)長(chang)在(zai)1 200mm以上，均(jun)應采取加(jia)固措(cuo)施。2 、薄鋼(gang)(gang)板(ban)(ban)矩(ju)形(xing)(xing)風(feng)管(guan)扭(niu)曲、翹角,表現形(xing)(xing)式(shi)：風(feng)管(guan)表面(mian)不(bu)(bu)(bu)(bu)平(ping)；對角線(xian)不(bu)(bu)(bu)(bu)相(xiang)(xiang)(xiang)(xiang)等(deng)；相(xiang)(xiang)(xiang)(xiang)鄰(lin)表面(mian)互(hu)不(bu)(bu)(bu)(bu)垂直；兩(liang)(liang)相(xiang)(xiang)(xiang)(xiang)對表面(mian)不(bu)(bu)(bu)(bu)平(ping)行(xing)及兩(liang)(liang)管(guan)端(duan)平(ping)面(mian)不(bu)(bu)(bu)(bu)平(ping)行(xing)等(deng)。產(chan)生的(de)(de)原(yuan)因分(fen)析：① 矩(ju)形(xing)(xing)板(ban)(ban)料(liao)下料(liao)后，未對四個(ge)角進行(xing)嚴格的(de)(de)角方測量(liang)；② 風(feng)管(guan)的(de)(de)大(da)邊(bian)或小邊(bian)的(de)(de)兩(liang)(liang)個(ge)相(xiang)(xiang)(xiang)(xiang)對面(mian)的(de)(de)板(ban)(ban)料(liao)長(chang)度(du)和(he)寬度(du)不(bu)(bu)(bu)(bu)相(xiang)(xiang)(xiang)(xiang)等(deng)；③ 風(feng)管(guan)的(de)(de)四個(ge)角處(chu)的(de)(de)咬(yao)(yao)口寬度(du)不(bu)(bu)(bu)(bu)相(xiang)(xiang)(xiang)(xiang)等(deng)；④ 手工咬(yao)(yao)口合縫受力不(bu)(bu)(bu)(bu)均(jun)。