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1、在(zai)(zai)(zai)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)中(zhong)(zhong)(zhong)(zhong)央(yang)空(kong)(kong)(kong)調(diao)(diao)前,要(yao)(yao)(yao)(yao)先進(jin)(jin)(jin)行(xing)(xing)(xing)吊頂的(de)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang),為了在(zai)(zai)(zai)以后(hou)的(de)使(shi)用中(zhong)(zhong)(zhong)(zhong)不(bu)(bu)會出(chu)(chu)現意外,我們在(zai)(zai)(zai)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)吊頂內(nei)部(bu)的(de)機體時(shi)(shi)需(xu)要(yao)(yao)(yao)(yao)注(zhu)意兩(liang)點(dian),一(yi)點(dian)就(jiu)是(shi)(shi)(shi)中(zhong)(zhong)(zhong)(zhong)央(yang)空(kong)(kong)(kong)調(diao)(diao)的(de)內(nei)機不(bu)(bu)要(yao)(yao)(yao)(yao)距(ju)離房頂太近,二點(dian)那就(jiu)是(shi)(shi)(shi)要(yao)(yao)(yao)(yao)讓內(nei)機在(zai)(zai)(zai)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)好后(hou)有一(yi)定的(de)坡(po)度,不(bu)(bu)要(yao)(yao)(yao)(yao)讓內(nei)機保持水(shui)平的(de)。2、在(zai)(zai)(zai)中(zhong)(zhong)(zhong)(zhong)央(yang)空(kong)(kong)(kong)調(diao)(diao)的(de)內(nei)機安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)好之后(hou),就(jiu)要(yao)(yao)(yao)(yao)進(jin)(jin)(jin)行(xing)(xing)(xing)冷(leng)(leng)媒(mei)管(guan)(guan)的(de)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)了,冷(leng)(leng)媒(mei)管(guan)(guan)在(zai)(zai)(zai)中(zhong)(zhong)(zhong)(zhong)央(yang)空(kong)(kong)(kong)調(diao)(diao)中(zhong)(zhong)(zhong)(zhong)是(shi)(shi)(shi)非常(chang)重要(yao)(yao)(yao)(yao)的(de),在(zai)(zai)(zai)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)的(de)時(shi)(shi)候一(yi)定要(yao)(yao)(yao)(yao)注(zhu)意。在(zai)(zai)(zai)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)冷(leng)(leng)媒(mei)管(guan)(guan)時(shi)(shi),不(bu)(bu)要(yao)(yao)(yao)(yao)將兩(liang)根銅管(guan)(guan)直接(jie)進(jin)(jin)(jin)行(xing)(xing)(xing)焊(han)接(jie),中(zhong)(zhong)(zhong)(zhong)間(jian)要(yao)(yao)(yao)(yao)有歧管(guan)(guan)來進(jin)(jin)(jin)行(xing)(xing)(xing)隔開,在(zai)(zai)(zai)焊(han)接(jie)的(de)時(shi)(shi)候要(yao)(yao)(yao)(yao)在(zai)(zai)(zai)東(dong)莞(guan)內(nei)釋放一(yi)下氮(dan)氣,這(zhe)樣可以保證銅管(guan)(guan)內(nei)的(de)壓力不(bu)(bu)被(bei)破壞,在(zai)(zai)(zai)所(suo)以管(guan)(guan)道都焊(han)接(jie)完畢(bi)后(hou),需(xu)要(yao)(yao)(yao)(yao)使(shi)用氮(dan)氣來對管(guan)(guan)的(de)內(nei)部(bu)進(jin)(jin)(jin)行(xing)(xing)(xing)清(qing)理。3、冷(leng)(leng)媒(mei)管(guan)(guan)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)好之后(hou),就(jiu)要(yao)(yao)(yao)(yao)開始對冷(leng)(leng)凝(ning)管(guan)(guan)進(jin)(jin)(jin)行(xing)(xing)(xing)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)了,冷(leng)(leng)暖管(guan)(guan)是(shi)(shi)(shi)用來排(pai)水(shui)的(de),是(shi)(shi)(shi)要(yao)(yao)(yao)(yao)在(zai)(zai)(zai)內(nei)機出(chu)(chu)接(jie)到室(shi)外的(de),在(zai)(zai)(zai)安(an)(an)(an)(an)裝(zhuang)(zhuang)(zhuang)的(de)時(shi)(shi)候要(yao)(yao)(yao)(yao)留有一(yi)定的(de)坡(po)度,在(zai)(zai)(zai)接(jie)出(chu)(chu)室(shi)外后(hou)要(yao)(yao)(yao)(yao)落到地面。
1、在(zai)設計(ji)(ji)靜(jing)(jing)(jing)壓(ya)(ya)箱(xiang)(xiang)時,如(ru)果按著規定的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)速(su)(su)成進(jin)行設計(ji)(ji),箱(xiang)(xiang)體(ti)將會很大(da);一(yi)般(ban)的(de)(de)(de)(de)靜(jing)(jing)(jing)壓(ya)(ya)箱(xiang)(xiang)長(chang)邊要(yao)寬(kuan)出(chu)風(feng)(feng)(feng)(feng)管(guan)邊400mm,高(gao)(gao)(gao)度(du)(du)要(yao)寬(kuan)出(chu)風(feng)(feng)(feng)(feng)管(guan)高(gao)(gao)(gao)度(du)(du)400mm ;2、選(xuan)靜(jing)(jing)(jing)壓(ya)(ya)箱(xiang)(xiang)的(de)(de)(de)(de)經(jing)驗是(shi)(shi)5~10db(a)/m,阻抗復合型(似乎空調通風(feng)(feng)(feng)(feng)系統(tong)一(yi)般(ban)都(dou)用這個(ge)(ge)(ge)(ge)(ge))消聲器10~15db(a)/m;3、控制(zhi)風(feng)(feng)(feng)(feng)速(su)(su) 在(zai)2.5以(yi)內 若體(ti)積(ji)(ji)太大(da)可適當得提高(gao)(gao)(gao)一(yi)下(xia)風(feng)(feng)(feng)(feng)速(su)(su) 關(guan)于(yu)長(chang)度(du)(du)一(yi)般(ban)大(da)于(yu)1米(mi)沒有其他得強(qiang)制(zhi)要(yao)求 ;4、高(gao)(gao)(gao)度(du)(du)×深度(du)(du)=靜(jing)(jing)(jing)壓(ya)(ya)箱(xiang)(xiang)截面(mian)(mian)面(mian)(mian)積(ji)(ji),靜(jing)(jing)(jing)壓(ya)(ya)箱(xiang)(xiang)截面(mian)(mian)面(mian)(mian)積(ji)(ji)×2.5m/s=風(feng)(feng)(feng)(feng)機風(feng)(feng)(feng)(feng)量,至(zhi)于(yu)高(gao)(gao)(gao)度(du)(du)和深度(du)(du)怎(zen)么配,自己把(ba)握吧;5、用你機組(zu)的(de)(de)(de)(de)風(feng)(feng)(feng)(feng)量L÷3米(mi)/秒(miao),可得到你靜(jing)(jing)(jing)壓(ya)(ya)箱(xiang)(xiang)一(yi)個(ge)(ge)(ge)(ge)(ge)面(mian)(mian)的(de)(de)(de)(de)面(mian)(mian)積(ji)(ji),然后你根據你房子的(de)(de)(de)(de)高(gao)(gao)(gao)度(du)(du),假如(ru)是(shi)(shi)4米(mi),可你的(de)(de)(de)(de)機組(zu)是(shi)(shi)2米(mi)高(gao)(gao)(gao),在(zai)減去軟接頭大(da)概0.5米(mi),上面(mian)(mian)留高(gao)(gao)(gao)0.5米(mi),那(nei)(nei)你的(de)(de)(de)(de)靜(jing)(jing)(jing)壓(ya)(ya)箱(xiang)(xiang)只有1米(mi)高(gao)(gao)(gao),那(nei)(nei)你就(jiu)(jiu)可以(yi)確(que)定寬(kuan)度(du)(du)了(le),有了(le)兩(liang)個(ge)(ge)(ge)(ge)(ge)數(shu)(shu),第(di)三個(ge)(ge)(ge)(ge)(ge)數(shu)(shu)也就(jiu)(jiu)容易確(que)定了(le),這里主要(yao)的(de)(de)(de)(de)是(shi)(shi)要(yao)看(kan)自己的(de)(de)(de)(de)空調機房夠(gou)(gou)不(bu)夠(gou)(gou)位(wei)置(zhi)(zhi),如(ru)果夠(gou)(gou)位(wei)置(zhi)(zhi)就(jiu)(jiu)盡量的(de)(de)(de)(de)大(da)點(dian)!!長(chang)度(du)(du)的(de)(de)(de)(de)計(ji)(ji)算方法也是(shi)(shi)一(yi)樣的(de)(de)(de)(de),你知道了(le)寬(kuan)度(du)(du),那(nei)(nei)么你的(de)(de)(de)(de)寬(kuan)度(du)(du)乘以(yi)長(chang)度(du)(du)不(bu)也是(shi)(shi)有個(ge)(ge)(ge)(ge)(ge)面(mian)(mian)積(ji)(ji)嗎?這個(ge)(ge)(ge)(ge)(ge)面(mian)(mian)積(ji)(ji)也要(yao)等(deng)于(yu)L/3,不(bu)過(guo)在(zai)設計(ji)(ji)院里的(de)(de)(de)(de)面(mian)(mian)風(feng)(feng)(feng)(feng)速(su)(su)是(shi)(shi)取用2m/s的(de)(de)(de)(de),如(ru)果夠(gou)(gou)空間,就(jiu)(jiu)做大(da)點(dian)吧;
什么(me)是風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan),常(chang)見風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)有哪(na)些類型,風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)主要指中央(yang)空(kong)調系(xi)統(tong)(tong)的(de)通風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)道,它常(chang)常(chang)被忽視,但卻是空(kong)調系(xi)統(tong)(tong)的(de)重要組成部分(fen)(fen)。風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)是由薄鋼(gang)板(ban)、鋁板(ban)、硬(ying)聚(ju)氯乙烯板(ban)、玻(bo)璃鋼(gang)以及其它復合(he)材料等制成的(de),用于輸送空(kong)氣(qi)和空(kong)氣(qi)混合(he)物(wu)的(de)各種管(guan)(guan)(guan)(guan)(guan)道的(de)總(zong)稱。1、按(an)照(zhao)材質(zhi)可分(fen)(fen)為:金(jin)屬(shu)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、非(fei)金(jin)屬(shu)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)。其中:(1)金(jin)屬(shu)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)又可分(fen)(fen)為:鋼(gang)板(ban)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、鋁板(ban)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、不銹鋼(gang)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)等;(2)非(fei)金(jin)屬(shu)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)可以分(fen)(fen)為:硬(ying)聚(ju)氯乙烯風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、有機(ji)玻(bo)璃風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、無機(ji)玻(bo)璃風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、玻(bo)璃鋼(gang)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)以及其它復合(he)材料風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)等;2、按(an)照(zhao)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)外形可分(fen)(fen)為:圓(yuan)形風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、矩形風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan);3、按(an)照(zhao)通風(feng)(feng)(feng)(feng)空(kong)調系(xi)統(tong)(tong)工作壓(ya)(ya)力可分(fen)(fen)為:高壓(ya)(ya)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、中壓(ya)(ya)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)、低(di)壓(ya)(ya)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)三個類別,
1. 技術背(bei)景,在(zai)(zai)焊(han)接(jie)(jie)(jie)接(jie)(jie)(jie)頭中由(you)于焊(han)接(jie)(jie)(jie)所引起的(de)(de)各(ge)(ge)種(zhong)裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen),統(tong)稱焊(han)接(jie)(jie)(jie)裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen)。焊(han)接(jie)(jie)(jie)裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen)在(zai)(zai)焊(han)縫(feng)金屬與(yu)熱(re)影響(xiang)區中都(dou)可能產(chan)生(sheng)(sheng),是(shi)焊(han)接(jie)(jie)(jie)凝(ning)固冶金和(he)(he)固相(xiang)冶金過程(cheng)中產(chan)生(sheng)(sheng)為危險的(de)(de)一種(zhong)缺陷。焊(han)接(jie)(jie)(jie)結構產(chan)生(sheng)(sheng)的(de)(de)破壞事故大(da)(da)部分都(dou)是(shi)焊(han)接(jie)(jie)(jie)裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen)所引起的(de)(de)。隨著(zhu)現代工業的(de)(de)發(fa)展(zhan)(zhan),焊(han)接(jie)(jie)(jie)結構也趨向大(da)(da)型化、大(da)(da)容量和(he)(he)高參(can)數發(fa)展(zhan)(zhan)。有的(de)(de)在(zai)(zai)低溫(wen)、腐蝕介質(zhi)下(xia)(xia)(xia)工作,也有的(de)(de)在(zai)(zai)高溫(wen)高壓下(xia)(xia)(xia)工作,廣泛都(dou)用到各(ge)(ge)種(zhong)高合金鋼、不銹鋼,以及種(zhong)種(zhong)合金材料(liao)。這些材料(liao)往往都(dou)對(dui)裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen)十分敏感,而裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen)卻又是(shi)大(da)(da)多(duo)重大(da)(da)事故的(de)(de)誘因(yin),必(bi)須(xu)十分重視。焊(han)接(jie)(jie)(jie)裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen)種(zhong)類(lei)繁多(duo),產(chan)生(sheng)(sheng)的(de)(de)條件和(he)(he)原因(yin)各(ge)(ge)不相(xiang)同。有些裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen)在(zai)(zai)焊(han)后立即產(chan)生(sheng)(sheng)了,有些在(zai)(zai)焊(han)后延(yan)續一定時(shi)間再(zai)產(chan)生(sheng)(sheng),甚至在(zai)(zai)使用過程(cheng)中,在(zai)(zai)一定的(de)(de)外(wai)界條件誘發(fa)下(xia)(xia)(xia)再(zai)產(chan)生(sheng)(sheng)。裂(lie)(lie)(lie)(lie)紋(wen)(wen)(wen)既出現在(zai)(zai)焊(han)縫(feng)和(he)(he)熱(re)影響(xiang)區表面(mian),也產(chan)生(sheng)(sheng)在(zai)(zai)其內部。它對(dui)焊(han)接(jie)(jie)(jie)結構的(de)(de)危害有以下(xia)(xia)(xia)幾(ji)點。
一、對(dui)通(tong)風管(guan)(guan)(guan)道(dao)(dao)制作的(de)要求(qiu)進(jin)行檢(jian)查(cha)(cha)(cha):檢(jian)查(cha)(cha)(cha)通(tong)風管(guan)(guan)(guan)道(dao)(dao)穿越防護密(mi)(mi)(mi)閉(bi)墻(qiang)、密(mi)(mi)(mi)閉(bi)墻(qiang)的(de)預埋密(mi)(mi)(mi)閉(bi)穿墻(qiang)短(duan)(duan)(duan)(duan)管(guan)(guan)(guan)。通(tong)風預埋密(mi)(mi)(mi)閉(bi)短(duan)(duan)(duan)(duan)管(guan)(guan)(guan)采(cai)(cai)用(yong)(yong)(yong)厚(hou)(hou)度(du)(du)(du)不(bu)小于(yu)3mm鋼板機械卷制成形(xing)(其(qi)厚(hou)(hou)度(du)(du)(du)還應(ying)(ying)根(gen)據預埋管(guan)(guan)(guan)管(guan)(guan)(guan)徑大小確定,使預埋管(guan)(guan)(guan)不(bu)致變形(xing)),防爆超(chao)(chao)壓(ya)排氣(qi)活門(men)的(de)預埋短(duan)(duan)(duan)(duan)管(guan)(guan)(guan)其(qi)厚(hou)(hou)度(du)(du)(du)為(wei)6mm,密(mi)(mi)(mi)閉(bi)短(duan)(duan)(duan)(duan)管(guan)(guan)(guan)中(zhong)間(jian)應(ying)(ying)設(she)密(mi)(mi)(mi)閉(bi)肋(lei),密(mi)(mi)(mi)閉(bi)肋(lei)厚(hou)(hou)度(du)(du)(du)為(wei)5mm,密(mi)(mi)(mi)閉(bi)肋(lei)高(gao)度(du)(du)(du)為(wei)50mm,密(mi)(mi)(mi)閉(bi)肋(lei)與(yu)(yu)短(duan)(duan)(duan)(duan)管(guan)(guan)(guan)應(ying)(ying)雙面(mian)滿焊(han)、焊(han)縫(feng)嚴密(mi)(mi)(mi)。密(mi)(mi)(mi)閉(bi)穿墻(qiang)短(duan)(duan)(duan)(duan)管(guan)(guan)(guan)兩端(duan)深處墻(qiang)面(mian)的(de)長度(du)(du)(du)應(ying)(ying)大于(yu)100mm,管(guan)(guan)(guan)道(dao)(dao)內外部除(chu)與(yu)(yu)混凝土(tu)接(jie)觸部分外均應(ying)(ying)刷(shua)兩道(dao)(dao)防銹(xiu)漆。二、對(dui)風管(guan)(guan)(guan)連(lian)接(jie)處制作的(de)要求(qiu)進(jin)行檢(jian)查(cha)(cha)(cha),對(dui)染毒區的(de)通(tong)風管(guan)(guan)(guan)道(dao)(dao)連(lian)接(jie)方法(fa)(fa)及(ji)密(mi)(mi)(mi)封(feng)進(jin)行檢(jian)查(cha)(cha)(cha)。如無設(she)計要求(qiu),其(qi)風管(guan)(guan)(guan)厚(hou)(hou)度(du)(du)(du)應(ying)(ying)采(cai)(cai)用(yong)(yong)(yong)大于(yu)等于(yu)3mm的(de)鋼板焊(han)接(jie)制作而成。風管(guan)(guan)(guan)與(yu)(yu)風管(guan)(guan)(guan)連(lian)接(jie)應(ying)(ying)采(cai)(cai)用(yong)(yong)(yong)焊(han)接(jie)連(lian)接(jie)。通(tong)風管(guan)(guan)(guan)道(dao)(dao)與(yu)(yu)密(mi)(mi)(mi)閉(bi)閥(fa)門(men)的(de)連(lian)接(jie)應(ying)(ying)采(cai)(cai)用(yong)(yong)(yong)帶密(mi)(mi)(mi)封(feng)槽的(de)法(fa)(fa)蘭(lan)(lan)連(lian)接(jie),其(qi)法(fa)(fa)蘭(lan)(lan)面(mian)應(ying)(ying)經機床車削加工(gong),保證接(jie)觸應(ying)(ying)平整(zheng),法(fa)(fa)蘭(lan)(lan)面(mian)有(you)1~2mm深的(de)90°密(mi)(mi)(mi)封(feng)槽;風管(guan)(guan)(guan)與(yu)(yu)設(she)備連(lian)接(jie)法(fa)(fa)蘭(lan)(lan)之(zhi)間(jian)應(ying)(ying)采(cai)(cai)用(yong)(yong)(yong)整(zheng)體橡膠法(fa)(fa)蘭(lan)(lan)墊圈,防爆超(chao)(chao)壓(ya)排氣(qi)活門(men)法(fa)(fa)蘭(lan)(lan)連(lian)接(jie)填(tian)料采(cai)(cai)用(yong)(yong)(yong)5mm整(zheng)張(zhang)橡膠墊圈密(mi)(mi)(mi)封(feng)(不(bu)得有(you)拼(pin)(pin)縫(feng)),其(qi)他染毒區風管(guan)(guan)(guan)連(lian)接(jie)及(ji)法(fa)(fa)蘭(lan)(lan)與(yu)(yu)設(she)備連(lian)接(jie)采(cai)(cai)用(yong)(yong)(yong)4~5mm整(zheng)張(zhang)橡膠墊圈密(mi)(mi)(mi)封(feng)(不(bu)得有(you)拼(pin)(pin)縫(feng)),連(lian)接(jie)處不(bu)得有(you)漏縫(feng)現象。
通風管道安裝程序:(1)風管組裝:當風管較短時,可一次在地面組裝而成,當風管較長時,可視安裝場地的情況,在地面分段組裝。值得信賴的不銹鋼通風管組裝時應盡量調整風道的中心度和水平度,避免風管扭曲或上下起波,左右擺龍,每段風道不宜超過10m.組裝時,墊片應墊平,法蘭螺栓應均勻擰緊,螺母帽均朝向同一方向。(2)風管就位:風管就位前應檢查全部支架的水乎度和標高、檢查支架的牢固程度,風管就位可采用直接和吊具兩種方法。不銹鋼通風管價格對風(feng)(feng)管(guan)(guan)斷(duan)面較小,又位(wei)(wei)(wei)(wei)(wei)置較低的(de)可采(cai)用人工就(jiu)(jiu)位(wei)(wei)(wei)(wei)(wei)方法(fa),只需搭設簡易腳(jiao)手(shou)架即可。當(dang)風(feng)(feng)管(guan)(guan)斷(duan)面較大且管(guan)(guan)段較長(chang)時,可采(cai)用滑輪、倒鏈、大繩等方法(fa)吊裝。世(shi)紀(ji)星介紹為了(le)便(bian)于風(feng)(feng)道就(jiu)(jiu)位(wei)(wei)(wei)(wei)(wei),一般(ban)多采(cai)用將風(feng)(feng)道吊在(zai)腳(jiao)手(shou)架上,然后(hou)再將其抬放在(zai)風(feng)(feng)道支(zhi)架上的(de)方法(fa)。腳(jiao)手(shou)架應(ying)沿(yan)其風(feng)(feng)道長(chang)度方向(xiang)搭設,高度和位(wei)(wei)(wei)(wei)(wei)置應(ying)適合施(shi)工操作,吊裝順序應(ying)先干管(guan)(guan)后(hou)支(zhi)、立管(guan)(guan),吊起時,吊點應(ying)牢(lao)固(gu),兩吊點應(ying)均勻受(shou)力。垂直(zhi)風(feng)(feng)管(guan)(guan)可采(cai)用人工和大繩輔助就(jiu)(jiu)位(wei)(wei)(wei)(wei)(wei)。調(diao)整(zheng)風(feng)(feng)管(guan)(guan)保證垂直(zhi)度要(yao)求。(3)風(feng)(feng)道調(diao)直(zhi):就(jiu)(jiu)位(wei)(wei)(wei)(wei)(wei)在(zai)支(zhi)架上的(de)風(feng)(feng)道,應(ying)撥正位(wei)(wei)(wei)(wei)(wei)置,調(diao)整(zheng)風(feng)(feng)道橫(heng)平豎直(zhi),然后(hou)再按(an)圖集要(yao)求固(gu)定(ding)。