大直徑鋼波紋管拼裝方法你知道嗎?
1、搭設(she)拼(pin)裝支架(jia):搭設(she)腳手(shou)(shou)架(jia)根(gen)據波紋(wen)管(guan)的直徑提前(qian)確定(ding),采用(yong)管(guan)扣連接鋼(gang)管(guan)的方式(shi)搭設(she)腳手(shou)(shou)架(jia),形式(shi)分A型和B型腳手(shou)(shou)架(jia)長度一(yi)般長25m、克0、6m、高為(wei)(wei)2d3(d為(wei)(wei)波紋(wen)管(guan)直徑),B型腳手(shou)(shou)架(jia)一(yi)般克為(wei)(wei)25m高依據波紋(wen)管(guan)直徑大小拼(pin)裝接縫位置確定(ding)尺(chi)寸。腳手(shou)(shou)架(jia)按上述尺(chi)寸搭設(she)便(bian)于(yu)施工、
2、拼裝類型與搭(da)接方式(shi):拼裝以中心軸線為(wei)基準,由中心向兩端對稱進行安裝,直至兩端。1斷(duan)(duan)(duan)面(mian)(奇數(shu)斷(duan)(duan)(duan)面(mian))、Ⅱ斷(duan)(duan)(duan)面(mian)(偶(ou)數(shu)斷(duan)(duan)(duan)面(mian))、加(jia)強斷(duan)(duan)(duan)面(mian)(偶(ou)數(shu)斷(duan)(duan)(duan)管管片)
3、波紋(wen)管(guan)拼裝(zhuang)(zhuang)(zhuang):采用刻(ke)槽法施工(gong)的地基(ji),安(an)(an)裝(zhuang)(zhuang)(zhuang)吊車依據刻(ke)槽深(shen)度,依次安(an)(an)裝(zhuang)(zhuang)(zhuang)底部管(guan)片(pian)(pian)。底部管(guan)片(pian)(pian)安(an)(an)裝(zhuang)(zhuang)(zhuang)完成后對(dui)剩余管(guan)片(pian)(pian)進行安(an)(an)裝(zhuang)(zhuang)(zhuang)。管(guan)片(pian)(pian)安(an)(an)裝(zhuang)(zhuang)(zhuang)同(tong)平基(ji)上(shang)的鋼波紋(wen)管(guan)施工(gong)。
首圈(quan)波紋(wen)管(guan)(guan)(guan)(guan)圈(quan)為(wei)奇(qi)數(shu)斷(duan)面(mian),拼裝(zhuang)(zhuang)(zhuang)時應將管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)立于地上(shang)(shang)安裝(zhuang)(zhuang)(zhuang),使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)鐵(tie)鉤(gou)的(de)一(yi)端勾(gou)住I斷(duan)面(mian)片(pian)(pian)(pian)(1#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian))波紋(wen)管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)螺(luo)(luo)(luo)(luo)(luo)絲囗,用(yong)(yong)(yong)(yong)(yong)12噸的(de)吊車勾(gou)住鐵(tie)鉤(gou)的(de)另一(yi)端,將波紋(wen)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)立于墊(dian)(dian)層上(shang)(shang),然后使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)同(tong)樣(yang)的(de)辦法將第(di)二片(pian)(pian)(pian)(6#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian))波紋(wen)管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)按圖3、21斷(duan)面(mian)所示的(de)搭接方(fang)式放(fang)置,使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)撬棍(gun)將管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)的(de)螺(luo)(luo)(luo)(luo)(luo)栓(shuan)口對(dui)齊(qi),將提前準備好的(de)螺(luo)(luo)(luo)(luo)(luo)栓(shuan)螺(luo)(luo)(luo)(luo)(luo)紋(wen)部(bu)涂上(shang)(shang)渢滑劑(ji),由(you)內(nei)冋外(wai)插入(ru)孔位;波紋(wen)管(guan)(guan)(guan)(guan)外(wai)側(ce)套上(shang)(shang)凹墊(dian)(dian)圈(quan)或凸(tu)墊(dian)(dian)圈(quan),遇波使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)凸(tu)墊(dian)(dian)圈(quan),遇波峰使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)凹墊(dian)(dian)圈(quan)墊(dian)(dian)圈(quan)外(wai)側(ce)旋上(shang)(shang)螺(luo)(luo)(luo)(luo)(luo)母(mu)(mu),在用(yong)(yong)(yong)(yong)(yong)套筒扳手預緊(jin)螺(luo)(luo)(luo)(luo)(luo)母(mu)(mu),然后使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)電動(dong)扳手緊(jin)固螺(luo)(luo)(luo)(luo)(luo)母(mu)(mu)兩塊板片(pian)(pian)(pian)洤全部(bu)安裝(zhuang)(zhuang)(zhuang)完畢;波紋(wen)管(guan)(guan)(guan)(guan)的(de)螺(luo)(luo)(luo)(luo)(luo)栓(shuan)安裝(zhuang)(zhuang)(zhuang)完畢后,需(xu)采用(yong)(yong)(yong)(yong)(yong)專用(yong)(yong)(yong)(yong)(yong)注膠槍于端部(bu)接合處、緊(jin)回件連(lian)接的(de)螺(luo)(luo)(luo)(luo)(luo)栓(shuan)孔空隙處涂抹(mo)中(zhong)性硅酮耐候膠。緊(jin)接著按2#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)、5#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)、3#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)、4#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)的(de)施(shi)工拼裝(zhuang)(zhuang)(zhuang)順序,拼裝(zhuang)(zhuang)(zhuang)好首圈(quan)波紋(wen)管(guan)(guan)(guan)(guan)圖36偶數(shu)、奇(qi)數(shu)斷(duan)面(mian)交替(ti)拼裝(zhuang)(zhuang)(zhuang)順序
4、加強斷面拼裝
當波紋管(guan)涵直徑(jing)較(jiao)大、填土高(gao)度較(jiao)高(gao)時,必須(xu)設置加(jia)強管(guan)片,稱為(wei)加(jia)強圈”,加(jia)強斷面的管(guan)片安裝工序(xu)。
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