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Author:

姚爱军 (姚爱军.) (Scholars:姚爱军) | 郭海峰 (郭海峰.) | 张志红 (张志红.) (Scholars:张志红) | 李立云 (李立云.) | 卢健 (卢健.) | 周一君 (周一君.) | 郭彦非 (郭彦非.)

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incoPat zhihuiya

Abstract:

本发明公开了一种用于隧道内建造止水帷幕的精确制导注浆方法,属于地下工程施工技术领域。在隧道内沿边墙打桩时,先做排桩钻孔,排桩钻孔的钢筋笼直径取小于钻孔直径200‑300mm,将制导注浆管随排桩钻孔的钢筋笼一起下放,之后灌注混凝土。待初凝之后,通过制导注浆管自下而上分段注浆,逐渐在桩间形成有效厚度为0.8‑1.0D的止水帷幕。关键施工工艺包括以下三部分:止水帷幕的精确制导注浆的施工工艺;制导注浆枪;精确制导注浆范围计算公式。本方法无需专门为制导注浆管打钻孔,集约化施工,造价低,施工快、方便、效果好,整体上可以保证止水帷幕质量。

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Patent Info :

Type: 发明授权

Patent No.: CN201810705155.3

Filing Date: 2018-07-01

Publication Date: 2020-07-03

Pub. No.: CN108978694B

Applicants: 北京工业大学

Legal Status: 未缴年费

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 8

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