大直徑鋼波紋管拼裝方法你知道嗎?
1、搭(da)設(she)拼裝(zhuang)支架(jia):搭(da)設(she)腳(jiao)(jiao)手(shou)(shou)架(jia)根據(ju)波(bo)紋管的(de)直徑提(ti)前確(que)定,采(cai)用管扣連(lian)接鋼管的(de)方式搭(da)設(she)腳(jiao)(jiao)手(shou)(shou)架(jia),形式分A型(xing)和B型(xing)腳(jiao)(jiao)手(shou)(shou)架(jia)長度一(yi)般長25m、克0、6m、高(gao)為(wei)2d3(d為(wei)波(bo)紋管直徑),B型(xing)腳(jiao)(jiao)手(shou)(shou)架(jia)一(yi)般克為(wei)25m高(gao)依據(ju)波(bo)紋管直徑大小拼裝(zhuang)接縫位置確(que)定尺(chi)寸。腳(jiao)(jiao)手(shou)(shou)架(jia)按上述尺(chi)寸搭(da)設(she)便于施工、
2、拼裝(zhuang)類(lei)型與(yu)搭接方式:拼裝(zhuang)以中(zhong)心(xin)軸線為(wei)基準,由(you)中(zhong)心(xin)向兩(liang)端對稱(cheng)進行安裝(zhuang),直(zhi)至兩(liang)端。1斷(duan)(duan)(duan)(duan)面(奇(qi)數斷(duan)(duan)(duan)(duan)面)、Ⅱ斷(duan)(duan)(duan)(duan)面(偶數斷(duan)(duan)(duan)(duan)面)、加強(qiang)斷(duan)(duan)(duan)(duan)面(偶數斷(duan)(duan)(duan)(duan)管管片(pian))
3、波(bo)紋管(guan)拼裝(zhuang):采(cai)用刻槽法施工(gong)(gong)的(de)地基,安裝(zhuang)吊車依據刻槽深度(du),依次安裝(zhuang)底(di)部管(guan)片。底(di)部管(guan)片安裝(zhuang)完成后對剩余管(guan)片進(jin)行安裝(zhuang)。管(guan)片安裝(zhuang)同平(ping)基上的(de)鋼波(bo)紋管(guan)施工(gong)(gong)。
首(shou)圈(quan)(quan)波紋(wen)(wen)管圈(quan)(quan)為奇數斷面(mian)(mian)(mian),拼(pin)(pin)裝(zhuang)(zhuang)(zhuang)時應(ying)將管片(pian)(pian)(pian)(pian)立(li)(li)于地上安(an)裝(zhuang)(zhuang)(zhuang),使(shi)(shi)(shi)用鐵(tie)鉤(gou)的(de)一端勾住I斷面(mian)(mian)(mian)片(pian)(pian)(pian)(pian)(1#管片(pian)(pian)(pian)(pian))波紋(wen)(wen)管管片(pian)(pian)(pian)(pian)螺(luo)(luo)絲囗,用12噸(dun)的(de)吊車(che)勾住鐵(tie)鉤(gou)的(de)另(ling)一端,將波紋(wen)(wen)管片(pian)(pian)(pian)(pian)立(li)(li)于墊(dian)層(ceng)上,然后使(shi)(shi)(shi)用同樣的(de)辦法(fa)將第二片(pian)(pian)(pian)(pian)(6#管片(pian)(pian)(pian)(pian))波紋(wen)(wen)管管片(pian)(pian)(pian)(pian)按圖(tu)3、21斷面(mian)(mian)(mian)所示的(de)搭接(jie)(jie)方(fang)式(shi)放置,使(shi)(shi)(shi)用撬(qiao)棍將管片(pian)(pian)(pian)(pian)的(de)螺(luo)(luo)栓(shuan)(shuan)口對齊,將提前準備好(hao)的(de)螺(luo)(luo)栓(shuan)(shuan)螺(luo)(luo)紋(wen)(wen)部涂上渢(feng)滑劑,由內冋(jiong)外插入孔位;波紋(wen)(wen)管外側(ce)套上凹墊(dian)圈(quan)(quan)或(huo)凸(tu)墊(dian)圈(quan)(quan),遇波使(shi)(shi)(shi)用凸(tu)墊(dian)圈(quan)(quan),遇波峰使(shi)(shi)(shi)用凹墊(dian)圈(quan)(quan)墊(dian)圈(quan)(quan)外側(ce)旋上螺(luo)(luo)母(mu),在用套筒扳手預(yu)緊螺(luo)(luo)母(mu),然后使(shi)(shi)(shi)用電動扳手緊固螺(luo)(luo)母(mu)兩塊板(ban)片(pian)(pian)(pian)(pian)洤全部安(an)裝(zhuang)(zhuang)(zhuang)完畢;波紋(wen)(wen)管的(de)螺(luo)(luo)栓(shuan)(shuan)安(an)裝(zhuang)(zhuang)(zhuang)完畢后,需采用專用注膠槍于端部接(jie)(jie)合處、緊回件連接(jie)(jie)的(de)螺(luo)(luo)栓(shuan)(shuan)孔空隙處涂抹(mo)中性硅(gui)酮耐候(hou)膠。緊接(jie)(jie)著(zhu)按2#管片(pian)(pian)(pian)(pian)、5#管片(pian)(pian)(pian)(pian)、3#管片(pian)(pian)(pian)(pian)、4#管片(pian)(pian)(pian)(pian)的(de)施工拼(pin)(pin)裝(zhuang)(zhuang)(zhuang)順序,拼(pin)(pin)裝(zhuang)(zhuang)(zhuang)好(hao)首(shou)圈(quan)(quan)波紋(wen)(wen)管圖(tu)36偶(ou)數、奇數斷面(mian)(mian)(mian)交替拼(pin)(pin)裝(zhuang)(zhuang)(zhuang)順序
4、加強斷面拼裝
當(dang)波紋(wen)管涵直徑(jing)較大、填土(tu)高(gao)度較高(gao)時(shi),必須設置加(jia)(jia)強(qiang)管片,稱為(wei)加(jia)(jia)強(qiang)圈”,加(jia)(jia)強(qiang)斷面的管片安裝工序。
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