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(jiao)手(shou)(shou)架(jia)根據(ju)波紋(wen)管(guan)的直徑(jing)提前確(que)定(ding),采(cai)用(yong)管(guan)扣連接(jie)鋼(gang)管(guan)的方式搭設(she)腳(jiao)手(shou)(shou)架(jia),形式分A型(xing)和B型(xing)腳(jiao)手(shou)(shou)架(jia)長度(du)一般(ban)長25m、克0、6m、高(gao)(gao)為2d3(d為波紋(wen)管(guan)直徑(jing)),B型(xing)腳(jiao)手(shou)(shou)架(jia)一般(ban)克為25m高(gao)(gao)依據(ju)波紋(wen)管(guan)直徑(jing)大小拼(pin)裝接(jie)縫位置確(que)定(ding)尺(chi)寸。腳(jiao)手(shou)(shou)架(jia)按(an)上(shang)述尺(chi)寸搭設(she)便于施工、
2、拼裝(zhuang)類(lei)型與(yu)搭接方式:拼裝(zhuang)以中心軸線為基準,由中心向兩(liang)端(duan)對(dui)稱進行安(an)裝(zhuang),直至兩(liang)端(duan)。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)管管片)
3、波紋管(guan)拼裝(zhuang)(zhuang):采用刻槽法施工的(de)(de)地(di)基,安裝(zhuang)(zhuang)吊車依據刻槽深度,依次安裝(zhuang)(zhuang)底部管(guan)片(pian)。底部管(guan)片(pian)安裝(zhuang)(zhuang)完成后對(dui)剩余管(guan)片(pian)進(jin)行(xing)安裝(zhuang)(zhuang)。管(guan)片(pian)安裝(zhuang)(zhuang)同平基上(shang)的(de)(de)鋼波紋管(guan)施工。
首(shou)圈(quan)(quan)(quan)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)圈(quan)(quan)(quan)為奇(qi)數(shu)(shu)斷面(mian),拼裝(zhuang)時應將(jiang)管(guan)(guan)(guan)(guan)片立于(yu)地上安(an)裝(zhuang),使(shi)用(yong)(yong)(yong)鐵鉤的(de)(de)(de)一端勾住I斷面(mian)片(1#管(guan)(guan)(guan)(guan)片)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)片螺(luo)(luo)(luo)絲囗,用(yong)(yong)(yong)12噸(dun)的(de)(de)(de)吊車(che)勾住鐵鉤的(de)(de)(de)另一端,將(jiang)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)片立于(yu)墊層上,然后使(shi)用(yong)(yong)(yong)同樣的(de)(de)(de)辦法將(jiang)第二片(6#管(guan)(guan)(guan)(guan)片)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)片按圖(tu)3、21斷面(mian)所示的(de)(de)(de)搭接(jie)方式放(fang)置,使(shi)用(yong)(yong)(yong)撬(qiao)棍將(jiang)管(guan)(guan)(guan)(guan)片的(de)(de)(de)螺(luo)(luo)(luo)栓口對齊,將(jiang)提前(qian)準備好的(de)(de)(de)螺(luo)(luo)(luo)栓螺(luo)(luo)(luo)紋(wen)(wen)部(bu)涂上渢滑劑,由內(nei)冋外(wai)插入孔(kong)位;波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)外(wai)側(ce)套(tao)上凹墊圈(quan)(quan)(quan)或凸墊圈(quan)(quan)(quan),遇(yu)波(bo)(bo)使(shi)用(yong)(yong)(yong)凸墊圈(quan)(quan)(quan),遇(yu)波(bo)(bo)峰(feng)使(shi)用(yong)(yong)(yong)凹墊圈(quan)(quan)(quan)墊圈(quan)(quan)(quan)外(wai)側(ce)旋上螺(luo)(luo)(luo)母(mu),在(zai)用(yong)(yong)(yong)套(tao)筒扳手預緊螺(luo)(luo)(luo)母(mu),然后使(shi)用(yong)(yong)(yong)電(dian)動扳手緊固螺(luo)(luo)(luo)母(mu)兩塊板片洤(quan)全部(bu)安(an)裝(zhuang)完畢;波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)的(de)(de)(de)螺(luo)(luo)(luo)栓安(an)裝(zhuang)完畢后,需采(cai)用(yong)(yong)(yong)專用(yong)(yong)(yong)注膠(jiao)槍于(yu)端部(bu)接(jie)合(he)處(chu)、緊回件連接(jie)的(de)(de)(de)螺(luo)(luo)(luo)栓孔(kong)空隙(xi)處(chu)涂抹中性硅酮耐候膠(jiao)。緊接(jie)著按2#管(guan)(guan)(guan)(guan)片、5#管(guan)(guan)(guan)(guan)片、3#管(guan)(guan)(guan)(guan)片、4#管(guan)(guan)(guan)(guan)片的(de)(de)(de)施(shi)工拼裝(zhuang)順序,拼裝(zhuang)好首(shou)圈(quan)(quan)(quan)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)圖(tu)36偶數(shu)(shu)、奇(qi)數(shu)(shu)斷面(mian)交替拼裝(zhuang)順序
4、加強斷面拼裝
當波紋管涵直徑較(jiao)大、填土(tu)高度(du)較(jiao)高時,必須設(she)置加強(qiang)管片,稱為加強(qiang)圈”,加強(qiang)斷面的管片安裝工序。
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