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一种高地应力区TBM施工隧洞初期支护结构
赵武胜; 陈卫忠; 赵坤; 宋万鹏; 李灿
2016-07-27
Rights Holder中国科学院武汉岩土力学研究所
Date Available2016-07-27
CountryCN
Subtype实用新型
Abstract本实用新型公开了一种高地应力区TBM施工隧洞初期支护结构,包括设置在隧洞内壁上的初喷钢纤维混凝土层,还包括设置在隧洞内壁的吸能锚杆,初喷钢纤维混凝土层上设置有钢筋编织网片,吸能锚杆的一端露出隧洞内壁并与钢筋编织网片连接,钢筋编织网片上设置有复喷钢纤维混凝土层,复喷钢纤维混凝土层内埋设有U型钢环形支架。本实用新型钢筋编织网片的编织点刚度与强度得到了大幅提高;具有更好的变形与吸能性能;采用吸能锚杆;U型钢环形支架采用可缩性的卡缆连接,岩爆发生时具有更好的抗扭曲稳定性,初喷钢纤维混凝土层和复喷钢纤维混凝土层,其抗拉强度大幅提高。
Patent NumberCN205400757U
Application NumberCN201620175058.4
IPC Classification NumberE21D11/14 ; E21D11/15 ; E21D21/00
Document Type专利
Identifierhttp://119.78.100.198/handle/2S6PX9GI/14409
Collection岩土力学所知识全产出_专利
岩土力学所知识全产出
Recommended Citation
GB/T 7714
赵武胜,陈卫忠,赵坤,等. 一种高地应力区TBM施工隧洞初期支护结构. CN205400757U[P]. 2016-07-27.
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