大渡口推薦天園地方管廠家

1、70℃防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)用(yong)(yong)在(zai)空調送(song)風(feng)(feng)(feng)(feng)、通風(feng)(feng)(feng)(feng)系(xi)統管(guan)(guan)道(dao)上；平時(shi)常開(kai)，發生火(huo)(huo)(huo)(huo)災(zai)時(shi)關(guan)(guan)(guan)閉(bi)(bi)，聯鎖風(feng)(feng)(feng)(feng)機(ji)，使(shi)風(feng)(feng)(feng)(feng)機(ji)關(guan)(guan)(guan)閉(bi)(bi)；2、280℃防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)用(yong)(yong)在(zai)排煙(yan)系(xi)統管(guan)(guan)道(dao)上，平時(shi)常開(kai)，發生火(huo)(huo)(huo)(huo)災(zai)時(shi)排煙(yan)，當(dang)煙(yan)氣溫(wen)度(du)達(da)到280度(du)時(shi)，防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)關(guan)(guan)(guan)閉(bi)(bi)，聯鎖風(feng)(feng)(feng)(feng)機(ji)關(guan)(guan)(guan)閉(bi)(bi)；3、280℃防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)應(ying)為(wei)常開(kai)，又叫高溫(wen)防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)，一(yi)般安裝在(zai)有高溫(wen)環境的通風(feng)(feng)(feng)(feng)管(guan)(guan)道(dao)中(zhong)，當(dang)溫(wen)度(du)到達(da)280℃后易熔(rong)(rong)(rong)合(he)金熔(rong)(rong)(rong)化(hua)，閥(fa)(fa)門(men)關(guan)(guan)(guan)閉(bi)(bi)，同時(shi)可以用(yong)(yong)24V電(dian)信號控制。如果(guo)說(shuo)是(shi)280排煙(yan)防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)應(ying)為(wei)常閉(bi)(bi)，安裝在(zai)排煙(yan)管(guan)(guan)道(dao)中(zhong)發生火(huo)(huo)(huo)(huo)災(zai)時(shi)控制中(zhong)心(xin)給出(chu)電(dian)信號使(shi)其打(da)開(kai)排煙(yan)，當(dang)溫(wen)度(du)到達(da)280時(shi)易熔(rong)(rong)(rong)合(he)金熔(rong)(rong)(rong)化(hua)閥(fa)(fa)門(men)關(guan)(guan)(guan)閉(bi)(bi)，是(shi)一(yi)種(zhong)二次動作(zuo)的閥(fa)(fa)門(men)。

通風(feng)(feng)(feng)(feng)管(guan)(guan)道(dao)(dao)(dao)安裝程序(xu)：（1）風(feng)(feng)(feng)(feng)管(guan)(guan)組裝：當風(feng)(feng)(feng)(feng)管(guan)(guan)較短時(shi)(shi)，可一次在(zai)地(di)面組裝而成，當風(feng)(feng)(feng)(feng)管(guan)(guan)較長時(shi)(shi)，可視安裝場地(di)的(de)情況(kuang)，在(zai)地(di)面分段組裝。組裝時(shi)(shi)應(ying)盡量(liang)調整風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)的(de)中心度(du)(du)和(he)(he)(he)水平(ping)度(du)(du)，避免(mian)風(feng)(feng)(feng)(feng)管(guan)(guan)扭(niu)曲或上(shang)(shang)下(xia)起(qi)波，左右擺(bai)龍，每段風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)不宜超(chao)過10m.組裝時(shi)(shi)，墊(dian)片應(ying)墊(dian)平(ping)，法蘭螺栓應(ying)均(jun)勻(yun)(yun)擰緊，螺母帽均(jun)朝向同一方(fang)向。（2）風(feng)(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)位(wei)(wei)：風(feng)(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)位(wei)(wei)前應(ying)檢查全部支(zhi)(zhi)架(jia)的(de)水乎度(du)(du)和(he)(he)(he)標(biao)高、檢查支(zhi)(zhi)架(jia)的(de)牢固(gu)程度(du)(du)，風(feng)(feng)(feng)(feng)管(guan)(guan)就(jiu)(jiu)位(wei)(wei)可采(cai)(cai)用(yong)直(zhi)(zhi)(zhi)(zhi)接和(he)(he)(he)吊具(ju)兩種(zhong)方(fang)法。對風(feng)(feng)(feng)(feng)管(guan)(guan)斷(duan)面較小(xiao)，又位(wei)(wei)置(zhi)較低的(de)可采(cai)(cai)用(yong)人工就(jiu)(jiu)位(wei)(wei)方(fang)法，只(zhi)需搭設簡(jian)易腳手架(jia)即可。當風(feng)(feng)(feng)(feng)管(guan)(guan)斷(duan)面較大(da)(da)且(qie)管(guan)(guan)段較長時(shi)(shi)，可采(cai)(cai)用(yong)滑輪(lun)、倒(dao)鏈、大(da)(da)繩(sheng)等(deng)方(fang)法吊裝。世紀星介紹為了便于風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)就(jiu)(jiu)位(wei)(wei)，一般多采(cai)(cai)用(yong)將風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)吊在(zai)腳手架(jia)上(shang)(shang)，然(ran)后再將其抬放在(zai)風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)支(zhi)(zhi)架(jia)上(shang)(shang)的(de)方(fang)法。腳手架(jia)應(ying)沿其風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)長度(du)(du)方(fang)向搭設，高度(du)(du)和(he)(he)(he)位(wei)(wei)置(zhi)應(ying)適合施工操作，吊裝順序(xu)應(ying)先干管(guan)(guan)后支(zhi)(zhi)、立管(guan)(guan)，吊起(qi)時(shi)(shi)，吊點應(ying)牢固(gu)，兩吊點應(ying)均(jun)勻(yun)(yun)受力。垂(chui)直(zhi)(zhi)(zhi)(zhi)風(feng)(feng)(feng)(feng)管(guan)(guan)可采(cai)(cai)用(yong)人工和(he)(he)(he)大(da)(da)繩(sheng)輔助就(jiu)(jiu)位(wei)(wei)。調整風(feng)(feng)(feng)(feng)管(guan)(guan)保證垂(chui)直(zhi)(zhi)(zhi)(zhi)度(du)(du)要求(qiu)(qiu)。（3）風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)調直(zhi)(zhi)(zhi)(zhi)：就(jiu)(jiu)位(wei)(wei)在(zai)支(zhi)(zhi)架(jia)上(shang)(shang)的(de)風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)，應(ying)撥正位(wei)(wei)置(zhi)，調整風(feng)(feng)(feng)(feng)道(dao)(dao)(dao)橫平(ping)豎直(zhi)(zhi)(zhi)(zhi)，然(ran)后再按圖集(ji)要求(qiu)(qiu)固(gu)定(ding)。

1.風管程度安裝，邊長尺寸小于等于400mm，間距不應大于4m；大于400mm，不應大于3m；對于薄鋼板法蘭的風管，其支、吊架間距不應大于3m。2.風管垂直安裝，間距不應大于4m，天園地方管單根直管至少應有2個固定點。3.支、吊架不宜設置在風口、閥門、檢討門及自控機構處，離風口或插接管的距離不宜小于200mm。4.當程度懸吊的主、干風管長度超過20m時，推薦天園地方管應設(she)置(zhi)防止擺動固(gu)定點(dian)，每個系(xi)統不(bu)應少于(yu)(yu)(yu)1個。5.防火(huo)閥直徑或(huo)長(chang)邊(bian)尺寸大(da)于(yu)(yu)(yu)等于(yu)(yu)(yu)630mm時，宜設(she)獨立支、吊架(jia)。6.帶高(gao)效過濾器的(de)送風(feng)口，應采取可(ke)分(fen)離調節高(gao)度的(de)吊桿(gan)。金屬風(feng)管(guan)(guan)(guan)的(de)加(jia)固(gu)：矩形風(feng)管(guan)(guan)(guan)邊(bian)長(chang)大(da)于(yu)(yu)(yu)630mm、保溫風(feng)管(guan)(guan)(guan)邊(bian)長(chang)大(da)于(yu)(yu)(yu)800mm，并且管(guan)(guan)(guan)段長(chang)度大(da)于(yu)(yu)(yu)1250mm或(huo)低壓(ya)風(feng)管(guan)(guan)(guan)單(dan)邊(bian)平面(mian)積(ji)大(da)于(yu)(yu)(yu)1.2m2、中、高(gao)壓(ya)風(feng)管(guan)(guan)(guan)大(da)于(yu)(yu)(yu)1.0m2中，均應采用加(jia)固(gu)辦(ban)法。角鋼、加(jia)固(gu)筋(jin)(jin)的(de)加(jia)固(gu)，其高(gao)度應小于(yu)(yu)(yu)或(huo)等于(yu)(yu)(yu)風(feng)管(guan)(guan)(guan)的(de)寬度。角鋼、加(jia)固(gu)筋(jin)(jin)與風(feng)管(guan)(guan)(guan)鉚接的(de)間隔應均勻，不(bu)應大(da)于(yu)(yu)(yu)220mm。.對于(yu)(yu)(yu)凈化空調系(xi)統，不(bu)應在風(feng)管(guan)(guan)(guan)內設(she)加(jia)固(gu)框及加(jia)固(gu)筋(jin)(jin)。

1，通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)(guan)安(an)裝在支架(jia)上，應設(she)托座。2，通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)(guan)如(ru)有穿出屋面外部分，應設(she)置防雨罩。3，通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)(guan)采用無(wu)法蘭連時，接(jie)口處應嚴(yan)密(mi)(mi)牢固。通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)(guan)連接(jie)兩平面應平直，不得(de)錯位及扭(niu)曲。4，輸(shu)送易產生冷凝水(shui)的通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)(guan)，安(an)裝應設(she)計坡(po)度。通(tong)(tong)風(feng)(feng)(feng)(feng)風(feng)(feng)(feng)(feng)管(guan)(guan)底部不能有縱向的接(jie)縫， 如(ru)必須有接(jie)縫，則應采用密(mi)(mi)封方式。通(tong)(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)道安(an)裝完畢后，應進(jin)行嚴(yan)密(mi)(mi)性試(shi)(shi)驗，如(ru)發現異常情況，通(tong)(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)道的制作、安(an)裝、檢驗和(he)試(shi)(shi)驗，是一個連貫的工程，做到安(an)全適用，經濟合理，方便施工，確保通(tong)(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)道的工程質量。

在(zai)葉(xie)輪(lun)運(yun)轉初(chu)期(qi)及(ji)所有(you)定(ding)期(qi)檢查(cha)的時(shi)候，只(zhi)要一(yi)有(you)機(ji)會，都必(bi)須檢查(cha)葉(xie)輪(lun)是否出(chu)現裂紋、磨損、積(ji)塵等缺陷。只(zhi)要有(you)可(ke)能，都必(bi)須使(shi)葉(xie)輪(lun)保持(chi)清(qing)潔(jie)狀(zhuang)(zhuang)態(tai)，并(bing)定(ding)期(qi)用(yong)鋼絲刷(shua)刷(shua)去(qu)上(shang)面的積(ji)塵和銹皮等，因為(wei)隨著(zhu)(zhu)運(yun)行(xing)時(shi)間(jian)的加長(chang)，這些(xie)灰塵由于不可(ke)能均勻(yun)地附(fu)著(zhu)(zhu)在(zai)葉(xie)輪(lun)上(shang)，而(er)造成葉(xie)輪(lun)平(ping)(ping)衡(heng)破壞，以至引起(qi)轉子振(zhen)動。葉(xie)輪(lun)只(zhi)要進行(xing)了(le)修理，就需要對其再(zai)作動平(ping)(ping)衡(heng)。如有(you)條件，可(ke)以使(shi)用(yong)便(bian)攜試動平(ping)(ping)衡(heng)儀在(zai)現場(chang)進行(xing)平(ping)(ping)衡(heng)。在(zai)作動平(ping)(ping)衡(heng)之前，必(bi)須檢查(cha)所有(you)緊(jin)定(ding)螺栓是否上(shang)緊(jin)。因為(wei)葉(xie)輪(lun)已(yi)經在(zai)不平(ping)(ping)衡(heng)狀(zhuang)(zhuang)態(tai)下運(yun)行(xing)了(le)一(yi)段時(shi)間(jian)，這些(xie)螺栓可(ke)能已(yi)經松動。

消(xiao)防(fang)排煙風(feng)(feng)(feng)(feng)機廠家(jia)產品由多個(ge)配(pei)件構成(cheng)(cheng)，比如說葉(xie)輪、機殼(ke)、軸(zhou)承、主軸(zhou)等(deng)等(deng)構成(cheng)(cheng)，而(er)(er)不同的(de)(de)(de)(de)配(pei)件也起著(zhu)不同的(de)(de)(de)(de)作(zuo)(zuo)用(yong)。首先(xian)對于葉(xie)輪而(er)(er)言，一(yi)般采用(yong)優(you)質(zhi)鍍鋅板制作(zuo)(zuo)而(er)(er)成(cheng)(cheng)的(de)(de)(de)(de)葉(xie)片(pian)，通(tong)(tong)過傾斜設計，與拉伸成(cheng)(cheng)型的(de)(de)(de)(de)前盤一(yi)起形成(cheng)(cheng)了(le)更合理的(de)(de)(de)(de)流道(dao)(dao)(dao)(dao)(dao)，從而(er)(er)保證了(le)葉(xie)輪的(de)(de)(de)(de)高效率(lv)。而(er)(er)軸(zhou)承是(shi)帶鑄造座的(de)(de)(de)(de)外(wai)球面軸(zhou)承，可以通(tong)(tong)過外(wai)球面配(pei)合調(diao)整(zheng)同軸(zhou)度的(de)(de)(de)(de)誤差。主軸(zhou)一(yi)般采用(yong)45#鋼經調(diao)制處(chu)理后精車而(er)(er)成(cheng)(cheng)，保證足夠的(de)(de)(de)(de)光潔度和(he)尺寸精。另外(wai)兩層板內部填充(chong)消(xiao)聲(sheng)材(cai)料，能更有效隔熱(re)降噪。消(xiao)防(fang)排煙風(feng)(feng)(feng)(feng)機不能距離(li)隧道(dao)(dao)(dao)(dao)(dao)的(de)(de)(de)(de)邊壁太近，避免影響通(tong)(tong)風(feng)(feng)(feng)(feng)效果。通(tong)(tong)風(feng)(feng)(feng)(feng)系(xi)統從安(an)全隧道(dao)(dao)(dao)(dao)(dao)向(xiang)通(tong)(tong)過橫(heng)通(tong)(tong)道(dao)(dao)(dao)(dao)(dao)向(xiang)事故隧道(dao)(dao)(dao)(dao)(dao)方向(xiang)送風(feng)(feng)(feng)(feng)，抑制煙氣進入橫(heng)通(tong)(tong)道(dao)(dao)(dao)(dao)(dao)及(ji)未發生事故的(de)(de)(de)(de)隧道(dao)(dao)(dao)(dao)(dao)，滿足疏散人員迎著(zhu)新(xin)風(feng)(feng)(feng)(feng)進入橫(heng)通(tong)(tong)道(dao)(dao)(dao)(dao)(dao)和(he)安(an)全隧道(dao)(dao)(dao)(dao)(dao)內，同時保證等(deng)待(dai)區域所需要的(de)(de)(de)(de)新(xin)鮮空氣。充(chong)分利用(yong)定點救援站(zhan)處(chu)的(de)(de)(de)(de)斜井(jing)和(he)隧道(dao)(dao)(dao)(dao)(dao)兩端的(de)(de)(de)(de)消(xiao)防(fang)排煙風(feng)(feng)(feng)(feng)機作(zuo)(zuo)為送入新(xin)風(feng)(feng)(feng)(feng)和(he)排煙的(de)(de)(de)(de)通(tong)(tong)道(dao)(dao)(dao)(dao)(dao)，通(tong)(tong)風(feng)(feng)(feng)(feng)必須維持橫(heng)通(tong)(tong)道(dao)(dao)(dao)(dao)(dao)口處(chu)于正壓狀態，防(fang)止煙氣流向(xiang)通(tong)(tong)道(dao)(dao)(dao)(dao)(dao)內。