大直徑鋼波紋管拼裝方法你知道嗎?
1、搭(da)設(she)拼裝支(zhi)架(jia)(jia):搭(da)設(she)腳(jiao)(jiao)(jiao)手(shou)架(jia)(jia)根據波(bo)紋(wen)(wen)管(guan)的直徑(jing)提(ti)前確定,采用管(guan)扣連接(jie)鋼管(guan)的方式搭(da)設(she)腳(jiao)(jiao)(jiao)手(shou)架(jia)(jia),形(xing)式分A型(xing)和B型(xing)腳(jiao)(jiao)(jiao)手(shou)架(jia)(jia)長度一般長25m、克(ke)0、6m、高為(wei)(wei)2d3(d為(wei)(wei)波(bo)紋(wen)(wen)管(guan)直徑(jing)),B型(xing)腳(jiao)(jiao)(jiao)手(shou)架(jia)(jia)一般克(ke)為(wei)(wei)25m高依據波(bo)紋(wen)(wen)管(guan)直徑(jing)大小拼裝接(jie)縫位置確定尺寸(cun)。腳(jiao)(jiao)(jiao)手(shou)架(jia)(jia)按上述尺寸(cun)搭(da)設(she)便于施工、
2、拼(pin)(pin)裝類型與(yu)搭接方式(shi):拼(pin)(pin)裝以中心(xin)軸(zhou)線為基準,由中心(xin)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)(ou)數斷(duan)(duan)面(mian))、加(jia)強斷(duan)(duan)面(mian)(偶(ou)(ou)數斷(duan)(duan)管(guan)管(guan)片(pian))
3、波(bo)紋(wen)管(guan)拼裝:采用刻槽(cao)(cao)法施(shi)工的地基,安(an)(an)裝吊車依據刻槽(cao)(cao)深度,依次安(an)(an)裝底部(bu)管(guan)片(pian)。底部(bu)管(guan)片(pian)安(an)(an)裝完成后對(dui)剩余(yu)管(guan)片(pian)進行安(an)(an)裝。管(guan)片(pian)安(an)(an)裝同(tong)平(ping)基上(shang)的鋼(gang)波(bo)紋(wen)管(guan)施(shi)工。
首圈(quan)(quan)波(bo)(bo)(bo)紋(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)圈(quan)(quan)為奇數(shu)(shu)斷(duan)面(mian),拼(pin)裝(zhuang)時應將管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)立(li)于(yu)地(di)上(shang)安裝(zhuang),使(shi)用(yong)(yong)(yong)鐵鉤的(de)(de)(de)一端(duan)勾住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)紋(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)螺(luo)(luo)絲囗(wei),用(yong)(yong)(yong)12噸的(de)(de)(de)吊(diao)車勾住鐵鉤的(de)(de)(de)另一端(duan),將波(bo)(bo)(bo)紋(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)立(li)于(yu)墊層上(shang),然后使(shi)用(yong)(yong)(yong)同(tong)樣的(de)(de)(de)辦法(fa)將第二片(pian)(pian)(pian)(pian)(6#管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian))波(bo)(bo)(bo)紋(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)按圖(tu)3、21斷(duan)面(mian)所示(shi)的(de)(de)(de)搭接(jie)方式放(fang)置,使(shi)用(yong)(yong)(yong)撬棍將管(guan)(guan)(guan)(guan)片(pian)(pian)(pian)(pian)的(de)(de)(de)螺(luo)(luo)栓(shuan)(shuan)口對(dui)齊,將提(ti)前準備好(hao)的(de)(de)(de)螺(luo)(luo)栓(shuan)(shuan)螺(luo)(luo)紋(wen)(wen)(wen)(wen)部(bu)涂上(shang)渢滑(hua)劑(ji),由內冋(jiong)外(wai)插入孔位;波(bo)(bo)(bo)紋(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)外(wai)側套(tao)上(shang)凹墊圈(quan)(quan)或凸墊圈(quan)(quan),遇(yu)波(bo)(bo)(bo)使(shi)用(yong)(yong)(yong)凸墊圈(quan)(quan),遇(yu)波(bo)(bo)(bo)峰使(shi)用(yong)(yong)(yong)凹墊圈(quan)(quan)墊圈(quan)(quan)外(wai)側旋上(shang)螺(luo)(luo)母,在用(yong)(yong)(yong)套(tao)筒扳(ban)手(shou)(shou)預緊螺(luo)(luo)母,然后使(shi)用(yong)(yong)(yong)電動扳(ban)手(shou)(shou)緊固螺(luo)(luo)母兩塊板片(pian)(pian)(pian)(pian)洤全部(bu)安裝(zhuang)完畢;波(bo)(bo)(bo)紋(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)的(de)(de)(de)螺(luo)(luo)栓(shuan)(shuan)安裝(zhuang)完畢后,需采(cai)用(yong)(yong)(yong)專用(yong)(yong)(yong)注(zhu)膠(jiao)槍于(yu)端(duan)部(bu)接(jie)合處、緊回件連(lian)接(jie)的(de)(de)(de)螺(luo)(luo)栓(shuan)(shuan)孔空隙處涂抹中性硅酮耐候膠(jiao)。緊接(jie)著按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(pin)裝(zhuang)順序,拼(pin)裝(zhuang)好(hao)首圈(quan)(quan)波(bo)(bo)(bo)紋(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)圖(tu)36偶(ou)數(shu)(shu)、奇數(shu)(shu)斷(duan)面(mian)交替拼(pin)裝(zhuang)順序
4、加強斷面拼裝
當波紋管(guan)涵直徑較大、填(tian)土(tu)高度較高時,必須設置加(jia)強(qiang)管(guan)片,稱為加(jia)強(qiang)圈”,加(jia)強(qiang)斷面的管(guan)片安裝工序。
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