貴陽值得信賴的排煙管道價格

1.風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)程(cheng)度(du)(du)安(an)裝，邊(bian)(bian)長(chang)尺寸小于(yu)等于(yu)400mm，間(jian)(jian)距不(bu)應(ying)大(da)于(yu)4m；大(da)于(yu)400mm，不(bu)應(ying)大(da)于(yu)3m；對(dui)于(yu)薄鋼(gang)板法(fa)蘭的(de)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)，其支、吊(diao)(diao)(diao)架間(jian)(jian)距不(bu)應(ying)大(da)于(yu)3m。2.風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)垂直(zhi)安(an)裝，間(jian)(jian)距不(bu)應(ying)大(da)于(yu)4m，單根(gen)直(zhi)管(guan)(guan)(guan)至少應(ying)有2個固(gu)定點。3.支、吊(diao)(diao)(diao)架不(bu)宜設(she)(she)置在風(feng)(feng)(feng)(feng)(feng)(feng)口、閥門(men)、檢(jian)討門(men)及自控機構處，離(li)風(feng)(feng)(feng)(feng)(feng)(feng)口或(huo)插接(jie)(jie)管(guan)(guan)(guan)的(de)距離(li)不(bu)宜小于(yu)200mm。4.當程(cheng)度(du)(du)懸吊(diao)(diao)(diao)的(de)主、干風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)長(chang)度(du)(du)超過(guo)20m時，應(ying)設(she)(she)置防(fang)止擺(bai)動固(gu)定點，每個系統(tong)不(bu)應(ying)少于(yu)1個。5.防(fang)火(huo)閥直(zhi)徑或(huo)長(chang)邊(bian)(bian)尺寸大(da)于(yu)等于(yu)630mm時，宜設(she)(she)獨立支、吊(diao)(diao)(diao)架。6.帶高效過(guo)濾器(qi)的(de)送(song)風(feng)(feng)(feng)(feng)(feng)(feng)口，應(ying)采(cai)取可分離(li)調節高度(du)(du)的(de)吊(diao)(diao)(diao)桿。金屬風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)加(jia)固(gu)：矩(ju)形風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)邊(bian)(bian)長(chang)大(da)于(yu)630mm、保溫(wen)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)邊(bian)(bian)長(chang)大(da)于(yu)800mm，并且管(guan)(guan)(guan)段長(chang)度(du)(du)大(da)于(yu)1250mm或(huo)低壓風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)單邊(bian)(bian)平面(mian)積(ji)大(da)于(yu)1.2m2、中(zhong)、高壓風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)大(da)于(yu)1.0m2中(zhong)，均應(ying)采(cai)用加(jia)固(gu)辦法(fa)。角鋼(gang)、加(jia)固(gu)筋的(de)加(jia)固(gu)，其高度(du)(du)應(ying)小于(yu)或(huo)等于(yu)風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)寬度(du)(du)。角鋼(gang)、加(jia)固(gu)筋與風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)鉚接(jie)(jie)的(de)間(jian)(jian)隔應(ying)均勻，不(bu)應(ying)大(da)于(yu)220mm。.對(dui)于(yu)凈化空(kong)調系統(tong)，不(bu)應(ying)在風(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)內(nei)設(she)(she)加(jia)固(gu)框及加(jia)固(gu)筋。

按照氣流運動來進行風機分類的有：1離心風機,氣流進入旋轉的葉片通道，在排煙管道離心力作用下氣體被壓縮并沿著半徑方向流動。2軸流風機氣流軸向進入風機葉輪后，在旋轉葉片的流道中沿著軸線方向流動的風機。相對于離心風機，軸流風機具有流量大、體積小、壓頭低的特點，值得信賴的排煙管道用(yong)于有灰(hui)塵和(he)腐(fu)蝕性氣體場合時需注意。3斜流(liu)式(shi)（混流(liu)式(shi)）風(feng)機(ji),在(zai)風(feng)機(ji)的葉輪(lun)中(zhong)，氣流(liu)的方(fang)向(xiang)處于軸(zhou)流(liu)式(shi)之間(jian)，近似(si)沿錐流(liu)動，故可稱為斜流(liu)式(shi)（混流(liu)式(shi)）風(feng)機(ji)。這種(zhong)風(feng)機(ji)的壓力系數(shu)比軸(zhou)流(liu)式(shi)風(feng)機(ji)高(gao)，而流(liu)量系數(shu)比離心式(shi)風(feng)機(ji)高(gao)。

（1）風(feng)(feng)(feng)管(guan)(guan)(guan)布(bu)置(zhi)應(ying)盡(jin)量采用沿墻壁(bi)鋪設的(de)方法，這(zhe)樣在終裝(zhuang)(zhuang)(zhuang)(zhuang)修時可形(xing)成凹凸頂結構，既保(bao)持了室內的(de)凈高，又使(shi)風(feng)(feng)(feng)管(guan)(guan)(guan)得(de)(de)到(dao)屏蔽，可以(yi)起到(dao)較好的(de)裝(zhuang)(zhuang)(zhuang)(zhuang)修效果(guo)；（2）風(feng)(feng)(feng)管(guan)(guan)(guan)在布(bu)置(zhi)時應(ying)盡(jin)量短，彎(wan)頭不(bu)(bu)宜(yi)(yi)過(guo)(guo)多(duo)，轉角(jiao)半(ban)徑不(bu)(bu)宜(yi)(yi)過(guo)(guo)小，并盡(jin)量避免管(guan)(guan)(guan)道突變(bian)徑，以(yi)減少沿程壓力的(de)損失；（3）風(feng)(feng)(feng)管(guan)(guan)(guan)安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)時不(bu)(bu)應(ying)破壞原有(you)建(jian)筑的(de)結構，特別是承重結構；（4）風(feng)(feng)(feng)管(guan)(guan)(guan)穿過(guo)(guo)墻壁(bi)處，其(qi)孔(kong)洞四周(zhou)的(de)縫隙(xi)，應(ying)使(shi)用彈(dan)性(xing)材料填充密(mi)實；（5）為(wei)了降低噪(zao)聲，風(feng)(feng)(feng)管(guan)(guan)(guan)的(de)始端（與送(song)風(feng)(feng)(feng)機(ji)連接處）不(bu)(bu)宜(yi)(yi)急(ji)彎(wan)，必要(yao)(yao)(yao)(yao)時，彎(wan)頭和三通支管(guan)(guan)(guan)等處應(ying)裝(zhuang)(zhuang)(zhuang)(zhuang)設導流葉片；（6）風(feng)(feng)(feng)管(guan)(guan)(guan)的(de)連接應(ying)嚴(yan)格按(an)(an)照規(gui)范(fan)進(jin)行，粘貼(tie)應(ying)牢固(gu)、鋪設應(ying)平整(zheng)、綁扎應(ying)緊(jin)密(mi)，無滑動(dong)、松(song)弛與斷裂(lie)現象，防止漏冷（熱(re)）；（7）輸(shu)送(song)易產(chan)生冷凝水空氣(qi)的(de)風(feng)(feng)(feng)管(guan)(guan)(guan)，一定要(yao)(yao)(yao)(yao)按(an)(an)設計要(yao)(yao)(yao)(yao)求的(de)坡(po)度安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)；（8）安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)要(yao)(yao)(yao)(yao)牢固(gu)，所(suo)有(you)吊、支、托架(jia)不(bu)(bu)得(de)(de)妨(fang)礙風(feng)(feng)(feng)口(kou)、閥門、控制系(xi)統及檢查門的(de)操作(zuo)，并作(zuo)良(liang)好的(de)防銹處理；（9）新(xin)(xin)風(feng)(feng)(feng)管(guan)(guan)(guan)安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)除應(ying)遵(zun)守(shou)送(song)風(feng)(feng)(feng)管(guan)(guan)(guan)道安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)規(gui)定外(wai)，還應(ying)按(an)(an)設計要(yao)(yao)(yao)(yao)求作(zuo)有(you)坡(po)度安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)（坡(po)向(xiang)新(xin)(xin)風(feng)(feng)(feng)口(kou)）；（10）新(xin)(xin)風(feng)(feng)(feng)口(kou)要(yao)(yao)(yao)(yao)有(you)防雨和過(guo)(guo)濾網罩，安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)位置(zhi)應(ying)選(xuan)在空氣(qi)不(bu)(bu)受污染的(de)地方且便(bian)于檢修。

一、對(dui)通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)制作的(de)要(yao)(yao)求(qiu)進(jin)行(xing)檢查：檢查通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)穿越(yue)防(fang)護(hu)密(mi)(mi)(mi)閉(bi)(bi)墻、密(mi)(mi)(mi)閉(bi)(bi)墻的(de)預(yu)埋(mai)(mai)密(mi)(mi)(mi)閉(bi)(bi)穿墻短(duan)(duan)(duan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)。通風(feng)(feng)(feng)預(yu)埋(mai)(mai)密(mi)(mi)(mi)閉(bi)(bi)短(duan)(duan)(duan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)采(cai)(cai)(cai)用厚度不(bu)小于(yu)3mm鋼(gang)(gang)板(ban)機(ji)械(xie)卷制成(cheng)(cheng)形(xing)（其厚度還(huan)應(ying)(ying)根據預(yu)埋(mai)(mai)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)徑(jing)大小確(que)定，使(shi)預(yu)埋(mai)(mai)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)不(bu)致(zhi)變形(xing)），防(fang)爆超壓排(pai)氣(qi)活(huo)門的(de)預(yu)埋(mai)(mai)短(duan)(duan)(duan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)其厚度為(wei)(wei)(wei)6mm，密(mi)(mi)(mi)閉(bi)(bi)短(duan)(duan)(duan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)中間(jian)應(ying)(ying)設(she)密(mi)(mi)(mi)閉(bi)(bi)肋(lei)，密(mi)(mi)(mi)閉(bi)(bi)肋(lei)厚度為(wei)(wei)(wei)5mm，密(mi)(mi)(mi)閉(bi)(bi)肋(lei)高度為(wei)(wei)(wei)50mm，密(mi)(mi)(mi)閉(bi)(bi)肋(lei)與短(duan)(duan)(duan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)應(ying)(ying)雙面滿焊(han)、焊(han)縫(feng)(feng)嚴密(mi)(mi)(mi)。密(mi)(mi)(mi)閉(bi)(bi)穿墻短(duan)(duan)(duan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)兩端深處(chu)墻面的(de)長度應(ying)(ying)大于(yu)100mm，管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)內(nei)外部(bu)除與混凝土(tu)接(jie)(jie)(jie)觸(chu)部(bu)分外均應(ying)(ying)刷兩道(dao)防(fang)銹(xiu)漆。二、對(dui)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)連接(jie)(jie)(jie)處(chu)制作的(de)要(yao)(yao)求(qiu)進(jin)行(xing)檢查,對(dui)染(ran)毒(du)(du)區的(de)通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)連接(jie)(jie)(jie)方法(fa)(fa)及密(mi)(mi)(mi)封(feng)進(jin)行(xing)檢查。如無設(she)計要(yao)(yao)求(qiu)，其風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)厚度應(ying)(ying)采(cai)(cai)(cai)用大于(yu)等于(yu)3mm的(de)鋼(gang)(gang)板(ban)焊(han)接(jie)(jie)(jie)制作而(er)成(cheng)(cheng)。風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)與風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)連接(jie)(jie)(jie)應(ying)(ying)采(cai)(cai)(cai)用焊(han)接(jie)(jie)(jie)連接(jie)(jie)(jie)。通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)與密(mi)(mi)(mi)閉(bi)(bi)閥門的(de)連接(jie)(jie)(jie)應(ying)(ying)采(cai)(cai)(cai)用帶密(mi)(mi)(mi)封(feng)槽的(de)法(fa)(fa)蘭(lan)(lan)連接(jie)(jie)(jie)，其法(fa)(fa)蘭(lan)(lan)面應(ying)(ying)經機(ji)床車削加工，保證接(jie)(jie)(jie)觸(chu)應(ying)(ying)平整(zheng)(zheng)，法(fa)(fa)蘭(lan)(lan)面有1~2mm深的(de)90°密(mi)(mi)(mi)封(feng)槽；風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)與設(she)備(bei)連接(jie)(jie)(jie)法(fa)(fa)蘭(lan)(lan)之間(jian)應(ying)(ying)采(cai)(cai)(cai)用整(zheng)(zheng)體(ti)橡膠(jiao)法(fa)(fa)蘭(lan)(lan)墊圈(quan)，防(fang)爆超壓排(pai)氣(qi)活(huo)門法(fa)(fa)蘭(lan)(lan)連接(jie)(jie)(jie)填料采(cai)(cai)(cai)用5mm整(zheng)(zheng)張橡膠(jiao)墊圈(quan)密(mi)(mi)(mi)封(feng)（不(bu)得(de)有拼縫(feng)(feng)），其他染(ran)毒(du)(du)區風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)連接(jie)(jie)(jie)及法(fa)(fa)蘭(lan)(lan)與設(she)備(bei)連接(jie)(jie)(jie)采(cai)(cai)(cai)用4~5mm整(zheng)(zheng)張橡膠(jiao)墊圈(quan)密(mi)(mi)(mi)封(feng)（不(bu)得(de)有拼縫(feng)(feng)），連接(jie)(jie)(jie)處(chu)不(bu)得(de)有漏縫(feng)(feng)現象(xiang)。