大直徑鋼波紋管拼裝方法你知道嗎?
1、搭設(she)(she)拼(pin)裝(zhuang)支架(jia)(jia):搭設(she)(she)腳(jiao)手(shou)(shou)架(jia)(jia)根據波(bo)紋管的(de)直(zhi)(zhi)徑提前確(que)定,采用管扣連接(jie)鋼(gang)管的(de)方式(shi)搭設(she)(she)腳(jiao)手(shou)(shou)架(jia)(jia),形(xing)式(shi)分(fen)A型和B型腳(jiao)手(shou)(shou)架(jia)(jia)長度一(yi)般長25m、克0、6m、高(gao)為2d3(d為波(bo)紋管直(zhi)(zhi)徑),B型腳(jiao)手(shou)(shou)架(jia)(jia)一(yi)般克為25m高(gao)依據波(bo)紋管直(zhi)(zhi)徑大小拼(pin)裝(zhuang)接(jie)縫位置確(que)定尺(chi)寸。腳(jiao)手(shou)(shou)架(jia)(jia)按上(shang)述尺(chi)寸搭設(she)(she)便于(yu)施工、
2、拼裝(zhuang)(zhuang)類型與搭(da)接方式:拼裝(zhuang)(zhuang)以(yi)中心(xin)軸線為基準,由中心(xin)向兩(liang)端對(dui)稱進行(xing)安裝(zhuang)(zhuang),直(zhi)至兩(liang)端。1斷(duan)(duan)面(mian)(mian)(奇數斷(duan)(duan)面(mian)(mian))、Ⅱ斷(duan)(duan)面(mian)(mian)(偶數斷(duan)(duan)面(mian)(mian))、加強斷(duan)(duan)面(mian)(mian)(偶數斷(duan)(duan)管(guan)管(guan)片)
3、波紋管拼裝(zhuang):采用刻槽法施工的(de)地基,安(an)裝(zhuang)吊車依據刻槽深(shen)度,依次安(an)裝(zhuang)底部(bu)管片(pian)。底部(bu)管片(pian)安(an)裝(zhuang)完成后對剩余管片(pian)進行安(an)裝(zhuang)。管片(pian)安(an)裝(zhuang)同平基上的(de)鋼波紋管施工。
首圈(quan)(quan)波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)圈(quan)(quan)為奇(qi)數(shu)斷(duan)面(mian),拼裝(zhuang)(zhuang)時應將(jiang)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)立(li)于(yu)地(di)上安(an)裝(zhuang)(zhuang),使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)鐵鉤的(de)(de)(de)一端(duan)(duan)勾(gou)住I斷(duan)面(mian)片(pian)(pian)(pian)(pian)(1#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian))波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)螺(luo)(luo)(luo)絲囗,用(yong)(yong)(yong)(yong)12噸的(de)(de)(de)吊車勾(gou)住鐵鉤的(de)(de)(de)另(ling)一端(duan)(duan),將(jiang)波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)立(li)于(yu)墊(dian)層(ceng)上,然后使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)同樣的(de)(de)(de)辦法將(jiang)第二片(pian)(pian)(pian)(pian)(6#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian))波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)按(an)圖3、21斷(duan)面(mian)所示(shi)的(de)(de)(de)搭接(jie)方式放置,使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)撬棍將(jiang)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)的(de)(de)(de)螺(luo)(luo)(luo)栓(shuan)(shuan)口對齊,將(jiang)提前準備好的(de)(de)(de)螺(luo)(luo)(luo)栓(shuan)(shuan)螺(luo)(luo)(luo)紋部(bu)涂(tu)(tu)上渢滑劑(ji),由(you)內冋外插入孔位;波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)外側套(tao)上凹(ao)墊(dian)圈(quan)(quan)或凸(tu)墊(dian)圈(quan)(quan),遇波(bo)(bo)(bo)(bo)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)凸(tu)墊(dian)圈(quan)(quan),遇波(bo)(bo)(bo)(bo)峰使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)凹(ao)墊(dian)圈(quan)(quan)墊(dian)圈(quan)(quan)外側旋(xuan)上螺(luo)(luo)(luo)母,在用(yong)(yong)(yong)(yong)套(tao)筒扳手(shou)預緊(jin)螺(luo)(luo)(luo)母,然后使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)電動扳手(shou)緊(jin)固(gu)螺(luo)(luo)(luo)母兩(liang)塊板片(pian)(pian)(pian)(pian)洤全部(bu)安(an)裝(zhuang)(zhuang)完畢;波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)的(de)(de)(de)螺(luo)(luo)(luo)栓(shuan)(shuan)安(an)裝(zhuang)(zhuang)完畢后,需采用(yong)(yong)(yong)(yong)專用(yong)(yong)(yong)(yong)注(zhu)膠(jiao)槍于(yu)端(duan)(duan)部(bu)接(jie)合處(chu)、緊(jin)回件連接(jie)的(de)(de)(de)螺(luo)(luo)(luo)栓(shuan)(shuan)孔空隙處(chu)涂(tu)(tu)抹(mo)中性硅酮耐候膠(jiao)。緊(jin)接(jie)著(zhu)按(an)2#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)、5#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)、3#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)、4#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)的(de)(de)(de)施工拼裝(zhuang)(zhuang)順序(xu),拼裝(zhuang)(zhuang)好首圈(quan)(quan)波(bo)(bo)(bo)(bo)紋管(guan)(guan)(guan)(guan)圖36偶(ou)數(shu)、奇(qi)數(shu)斷(duan)面(mian)交替拼裝(zhuang)(zhuang)順序(xu)
4、加強斷面拼裝
當(dang)波紋(wen)管涵直(zhi)徑(jing)較(jiao)大(da)、填土高(gao)(gao)度(du)較(jiao)高(gao)(gao)時,必須(xu)設置(zhi)加(jia)強(qiang)(qiang)管片,稱為加(jia)強(qiang)(qiang)圈”,加(jia)強(qiang)(qiang)斷面的管片安裝工序。
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