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微型混凝土泵,四川松潘隧道施工紀實

  • 相關設備:微型混凝土泵
  • 人物名稱:
  • 施工地點:四川松潘
  • 施工時間:2017-01-17
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松潘古稱松州,是(shi)當年(nian)松贊干布迎接文成(cheng)公主(zhu)的地方,松潘隧道(dao)全長8048米(mi),是(shi)成(cheng)蘭鐵路(lu)海拔高的特(te)長隧道(dao)。三民(min)重(zhong)科微型混凝土泵(beng)特(te)別適用(yong)于一些特(te)殊的施工(gong)(gong)(gong)環境包(bao)括:鐵路(lu)公路(lu)隧道(dao),引水洞(dong),涵洞(dong),礦洞(dong),橋洞(dong)等洞(dong)體(ti)內施工(gong)(gong)(gong)。還包(bao)括水利工(gong)(gong)(gong)程(cheng),邊坡支護,基礎的灌裝工(gong)(gong)(gong)程(cheng)等。

該隧道位(wei)于岷江地(di)震(zhen)斷(duan)裂帶(dai)下盤,地(di)表巖(yan)體比較破碎,層間擠壓嚴(yan)重;圍巖(yan)以碳(tan)質板巖(yan)為主(zhu),遇水軟化易掉塊、坍(tan)塌(ta);構造柱澆(jiao)注專用泵是三民重科研制的新(xin)型專利產(chan)(chan)品(pin),是目(mu)前國(guo)內體積小的混(hun)凝土泵,主(zhu)要(yao)針對(dui)一(yi)些施工條件受限,或難(nan)以完成施工進度而精心設計的高科技(ji)產(chan)(chan)品(pin)。 

微型(xing)混凝土(tu)的(de)重(zhong)(zhong)量輕,配置高(gao)(gao),全(quan)(quan)液壓操(cao)作(zuo),性(xing)能穩定,移動方便。采用活塞結構(gou)自(zi)動空(kong)壓技術,工作(zuo)壓力大,泵(beng)送距離遠(yuan),泵(beng)送高(gao)(gao)度高(gao)(gao),可以盡(jin)量避開地表破(po)壞比(bi)較嚴重(zhong)(zhong)的(de)地方,遠(yuan)距離操(cao)作(zuo),降低安全(quan)(quan)隱(yin)患。

松潘(pan)高寒缺氧,冬季施(shi)工(gong)(gong)長,施(shi)工(gong)(gong)難(nan)度較(jiao)大(da)。一臺構(gou)造柱施(shi)工(gong)(gong)設備的施(shi)工(gong)(gong)工(gong)(gong)作(zuo)量相當(dang)于48人(ren)灌注工(gong)(gong)人(ren)的工(gong)(gong)作(zuo)量,可(ke)縮短灌注工(gong)(gong)程(cheng)(cheng)90%的施(shi)工(gong)(gong)工(gong)(gong)作(zuo)周期(qi),加快施(shi)工(gong)(gong)進程(cheng)(cheng)。

松潘(pan)隧(sui)道沿(yan)途密布很多泥石流(liu)、滑(hua)坡(po)、大(da)變形(xing)等不(bu)良地(di)質地(di)段。該設(she)備只需一人就可操(cao)(cao)作開工,避免操(cao)(cao)作人員(yuan)過多,減輕地(di)面負重,降低施(shi)工風(feng)險(xian)。

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