大直徑鋼波紋管拼裝方法你知道嗎?
1、搭(da)(da)設(she)拼裝(zhuang)支架(jia):搭(da)(da)設(she)腳手(shou)(shou)架(jia)根據波(bo)紋(wen)管(guan)的(de)直(zhi)徑提前確定,采(cai)用管(guan)扣連接鋼(gang)管(guan)的(de)方式(shi)搭(da)(da)設(she)腳手(shou)(shou)架(jia),形式(shi)分A型和(he)B型腳手(shou)(shou)架(jia)長度一(yi)般長25m、克0、6m、高(gao)為2d3(d為波(bo)紋(wen)管(guan)直(zhi)徑),B型腳手(shou)(shou)架(jia)一(yi)般克為25m高(gao)依據波(bo)紋(wen)管(guan)直(zhi)徑大(da)小拼裝(zhuang)接縫位置(zhi)確定尺(chi)寸(cun)。腳手(shou)(shou)架(jia)按上述尺(chi)寸(cun)搭(da)(da)設(she)便于施工、
2、拼裝(zhuang)類型與搭接方式:拼裝(zhuang)以中心軸線為基準(zhun),由(you)中心向兩(liang)端對(dui)稱進行安裝(zhuang),直至兩(liang)端。1斷面(mian)(mian)(奇(qi)數(shu)(shu)斷面(mian)(mian))、Ⅱ斷面(mian)(mian)(偶(ou)數(shu)(shu)斷面(mian)(mian))、加強斷面(mian)(mian)(偶(ou)數(shu)(shu)斷管(guan)管(guan)片)
3、波紋(wen)(wen)管(guan)拼裝:采用刻槽法(fa)施工(gong)(gong)的(de)地基,安(an)裝吊(diao)車依據刻槽深度,依次安(an)裝底部管(guan)片(pian)(pian)。底部管(guan)片(pian)(pian)安(an)裝完成后對(dui)剩(sheng)余管(guan)片(pian)(pian)進行安(an)裝。管(guan)片(pian)(pian)安(an)裝同平基上的(de)鋼(gang)波紋(wen)(wen)管(guan)施工(gong)(gong)。
首圈(quan)(quan)波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)(guan)圈(quan)(quan)為奇(qi)數(shu)斷(duan)面,拼(pin)裝(zhuang)(zhuang)(zhuang)(zhuang)時應(ying)將管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)立于地(di)上安(an)裝(zhuang)(zhuang)(zhuang)(zhuang),使(shi)用(yong)鐵鉤(gou)的(de)(de)(de)(de)一端勾住I斷(duan)面片(pian)(pian)(pian)(1#管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian))波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)螺(luo)(luo)絲囗(wei),用(yong)12噸的(de)(de)(de)(de)吊車勾住鐵鉤(gou)的(de)(de)(de)(de)另一端,將波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)立于墊(dian)(dian)(dian)層上,然(ran)后使(shi)用(yong)同樣的(de)(de)(de)(de)辦法將第(di)二片(pian)(pian)(pian)(6#管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian))波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)按圖(tu)3、21斷(duan)面所示的(de)(de)(de)(de)搭(da)接(jie)方式放置,使(shi)用(yong)撬(qiao)棍將管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)的(de)(de)(de)(de)螺(luo)(luo)栓口對(dui)齊,將提前準(zhun)備好的(de)(de)(de)(de)螺(luo)(luo)栓螺(luo)(luo)紋部涂(tu)上渢滑劑,由內冋(jiong)外插入孔位;波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)(guan)外側(ce)套上凹墊(dian)(dian)(dian)圈(quan)(quan)或凸(tu)墊(dian)(dian)(dian)圈(quan)(quan),遇波(bo)(bo)(bo)(bo)使(shi)用(yong)凸(tu)墊(dian)(dian)(dian)圈(quan)(quan),遇波(bo)(bo)(bo)(bo)峰(feng)使(shi)用(yong)凹墊(dian)(dian)(dian)圈(quan)(quan)墊(dian)(dian)(dian)圈(quan)(quan)外側(ce)旋上螺(luo)(luo)母,在用(yong)套筒扳(ban)手(shou)預緊螺(luo)(luo)母,然(ran)后使(shi)用(yong)電動扳(ban)手(shou)緊固螺(luo)(luo)母兩塊板(ban)片(pian)(pian)(pian)洤全部安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)完畢(bi);波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)螺(luo)(luo)栓安(an)裝(zhuang)(zhuang)(zhuang)(zhuang)完畢(bi)后,需(xu)采用(yong)專用(yong)注膠槍(qiang)于端部接(jie)合處、緊回件連接(jie)的(de)(de)(de)(de)螺(luo)(luo)栓孔空隙處涂(tu)抹中性硅酮耐候膠。緊接(jie)著按2#管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)、5#管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)、3#管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)、4#管(guan)(guan)(guan)(guan)(guan)片(pian)(pian)(pian)的(de)(de)(de)(de)施工拼(pin)裝(zhuang)(zhuang)(zhuang)(zhuang)順(shun)序,拼(pin)裝(zhuang)(zhuang)(zhuang)(zhuang)好首圈(quan)(quan)波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)(guan)圖(tu)36偶數(shu)、奇(qi)數(shu)斷(duan)面交替拼(pin)裝(zhuang)(zhuang)(zhuang)(zhuang)順(shun)序
4、加強斷面拼裝
當波紋管涵直徑較大、填土高度較高時,必須設置加(jia)強管片(pian),稱為加(jia)強圈”,加(jia)強斷面(mian)的(de)管片(pian)安裝工序。
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