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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(zhou),是當(dang)年(nian)松贊干布迎接文成公主的地方,松潘隧(sui)(sui)道(dao)全(quan)長8048米,是成蘭鐵路(lu)海拔高的特長隧(sui)(sui)道(dao)。三民重科(ke)微型混凝土泵特別適用于一些特殊的施工環(huan)境包(bao)括:鐵路(lu)公路(lu)隧(sui)(sui)道(dao),引水(shui)(shui)洞(dong),涵洞(dong),礦洞(dong),橋洞(dong)等洞(dong)體內施工。還包(bao)括水(shui)(shui)利(li)工程(cheng)(cheng),邊坡(po)支(zhi)護(hu),基礎的灌裝(zhuang)工程(cheng)(cheng)等。

該隧道位于岷江(jiang)地震斷裂帶下盤,地表巖(yan)體比較破碎,層間(jian)擠壓嚴重;圍巖(yan)以碳質板巖(yan)為主,遇水軟化易(yi)掉(diao)塊、坍塌;構造柱澆注專(zhuan)用泵是三民重科(ke)研制的(de)新型專(zhuan)利產(chan)品,是目前國內體積(ji)小的(de)混凝土泵,主要針對(dui)一些施(shi)工條件受限,或難以完(wan)成施(shi)工進(jin)度而(er)精心(xin)設計的(de)高科(ke)技產(chan)品。

微(wei)型混凝(ning)土(tu)的(de)重(zhong)量輕,配置高(gao),全液壓操作,性能穩(wen)定,移動(dong)方便(bian)。采用活塞結構自動(dong)空壓技術,工作壓力大,泵送距(ju)離遠(yuan),泵送高(gao)度高(gao),可以(yi)盡量避開地(di)表(biao)破壞比(bi)較嚴重(zhong)的(de)地(di)方,遠(yuan)距(ju)離操作,降低安全隱患。

松潘高寒缺氧,冬季(ji)施(shi)工(gong)(gong)(gong)(gong)(gong)長,施(shi)工(gong)(gong)(gong)(gong)(gong)難(nan)度較大。一臺構造柱施(shi)工(gong)(gong)(gong)(gong)(gong)設備的施(shi)工(gong)(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)(gong)作量相(xiang)當于48人灌注工(gong)(gong)(gong)(gong)(gong)人的工(gong)(gong)(gong)(gong)(gong)作量,可(ke)縮短灌注工(gong)(gong)(gong)(gong)(gong)程90%的施(shi)工(gong)(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)(gong)作周期,加快施(shi)工(gong)(gong)(gong)(gong)(gong)進程。

松(song)潘隧道沿(yan)途(tu)密布很多泥石(shi)流、滑坡、大(da)變形等不良地質地段。該設備只需一人就(jiu)可(ke)操作(zuo)(zuo)開工,避免操作(zuo)(zuo)人員過多,減輕地面負重,降低施(shi)工風(feng)險(xian)。

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