大直徑鋼波紋管拼裝方法你知道嗎?
1、搭(da)設(she)拼(pin)裝(zhuang)支架:搭(da)設(she)腳(jiao)(jiao)手(shou)(shou)架根據波(bo)紋管(guan)(guan)的(de)(de)直(zhi)徑提前確(que)定(ding),采用(yong)管(guan)(guan)扣連(lian)接(jie)鋼(gang)管(guan)(guan)的(de)(de)方式(shi)搭(da)設(she)腳(jiao)(jiao)手(shou)(shou)架,形式(shi)分(fen)A型(xing)和(he)B型(xing)腳(jiao)(jiao)手(shou)(shou)架長(chang)度一(yi)般長(chang)25m、克0、6m、高為(wei)(wei)2d3(d為(wei)(wei)波(bo)紋管(guan)(guan)直(zhi)徑),B型(xing)腳(jiao)(jiao)手(shou)(shou)架一(yi)般克為(wei)(wei)25m高依據波(bo)紋管(guan)(guan)直(zhi)徑大小拼(pin)裝(zhuang)接(jie)縫位置確(que)定(ding)尺(chi)寸。腳(jiao)(jiao)手(shou)(shou)架按上(shang)述(shu)尺(chi)寸搭(da)設(she)便于施工(gong)、
2、拼裝類型與搭(da)接(jie)方式:拼裝以中心軸線為基(ji)準,由(you)中心向(xiang)兩端對稱進行安裝,直至兩端。1斷(duan)(duan)面(mian)(奇數斷(duan)(duan)面(mian))、Ⅱ斷(duan)(duan)面(mian)(偶(ou)數斷(duan)(duan)面(mian))、加強斷(duan)(duan)面(mian)(偶(ou)數斷(duan)(duan)管(guan)管(guan)片)
3、波(bo)紋(wen)管(guan)拼(pin)裝(zhuang):采用刻槽法施工(gong)的(de)(de)地基,安(an)(an)裝(zhuang)吊車依據(ju)刻槽深度,依次(ci)安(an)(an)裝(zhuang)底部管(guan)片。底部管(guan)片安(an)(an)裝(zhuang)完成(cheng)后對剩余(yu)管(guan)片進行(xing)安(an)(an)裝(zhuang)。管(guan)片安(an)(an)裝(zhuang)同(tong)平(ping)基上的(de)(de)鋼波(bo)紋(wen)管(guan)施工(gong)。
首(shou)圈(quan)波(bo)(bo)(bo)紋(wen)(wen)管圈(quan)為(wei)奇數(shu)斷(duan)面,拼(pin)裝(zhuang)(zhuang)時應(ying)將(jiang)管片(pian)立(li)于(yu)地(di)上(shang)安(an)(an)裝(zhuang)(zhuang),使(shi)用(yong)鐵(tie)鉤(gou)的(de)(de)(de)(de)一端(duan)(duan)勾(gou)住(zhu)I斷(duan)面片(pian)(1#管片(pian))波(bo)(bo)(bo)紋(wen)(wen)管管片(pian)螺(luo)絲囗,用(yong)12噸的(de)(de)(de)(de)吊車勾(gou)住(zhu)鐵(tie)鉤(gou)的(de)(de)(de)(de)另一端(duan)(duan),將(jiang)波(bo)(bo)(bo)紋(wen)(wen)管片(pian)立(li)于(yu)墊(dian)層上(shang),然后使(shi)用(yong)同(tong)樣的(de)(de)(de)(de)辦法將(jiang)第二片(pian)(6#管片(pian))波(bo)(bo)(bo)紋(wen)(wen)管管片(pian)按圖(tu)(tu)3、21斷(duan)面所示的(de)(de)(de)(de)搭接方式(shi)放(fang)置(zhi),使(shi)用(yong)撬棍(gun)將(jiang)管片(pian)的(de)(de)(de)(de)螺(luo)栓(shuan)口對(dui)齊,將(jiang)提(ti)前準備好的(de)(de)(de)(de)螺(luo)栓(shuan)螺(luo)紋(wen)(wen)部(bu)涂上(shang)渢滑劑(ji),由內冋外(wai)(wai)插(cha)入孔位;波(bo)(bo)(bo)紋(wen)(wen)管外(wai)(wai)側套(tao)上(shang)凹墊(dian)圈(quan)或凸墊(dian)圈(quan),遇波(bo)(bo)(bo)使(shi)用(yong)凸墊(dian)圈(quan),遇波(bo)(bo)(bo)峰使(shi)用(yong)凹墊(dian)圈(quan)墊(dian)圈(quan)外(wai)(wai)側旋上(shang)螺(luo)母,在用(yong)套(tao)筒扳(ban)手(shou)預緊螺(luo)母,然后使(shi)用(yong)電動扳(ban)手(shou)緊固螺(luo)母兩塊板片(pian)洤全部(bu)安(an)(an)裝(zhuang)(zhuang)完(wan)畢;波(bo)(bo)(bo)紋(wen)(wen)管的(de)(de)(de)(de)螺(luo)栓(shuan)安(an)(an)裝(zhuang)(zhuang)完(wan)畢后,需采用(yong)專用(yong)注膠(jiao)槍于(yu)端(duan)(duan)部(bu)接合處(chu)、緊回件連接的(de)(de)(de)(de)螺(luo)栓(shuan)孔空隙處(chu)涂抹中性硅酮耐候膠(jiao)。緊接著按2#管片(pian)、5#管片(pian)、3#管片(pian)、4#管片(pian)的(de)(de)(de)(de)施工(gong)拼(pin)裝(zhuang)(zhuang)順序(xu),拼(pin)裝(zhuang)(zhuang)好首(shou)圈(quan)波(bo)(bo)(bo)紋(wen)(wen)管圖(tu)(tu)36偶數(shu)、奇數(shu)斷(duan)面交替拼(pin)裝(zhuang)(zhuang)順序(xu)
4、加強斷面拼裝
當(dang)波紋管(guan)(guan)涵直(zhi)徑較(jiao)大、填(tian)土高(gao)度(du)較(jiao)高(gao)時(shi),必須設置加強(qiang)管(guan)(guan)片(pian),稱為加強(qiang)圈”,加強(qiang)斷面的(de)管(guan)(guan)片(pian)安裝工(gong)序。
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