China Railway 16th Bureau Group Co., Ltd.

China Railway 16th Bureau Group Beijing Jiangong Machinery Co., Ltd.

Hengtong Optic-electric Co., Ltd.

Binhua Wu

Dong Ma

Yi Sun

Yang Liu

Jian Sun

Di Wu

Wuxian Wang

Peidong Liu

Qinghong Wu

Huaxuan Xu

Long Chen

Huiping Shi

Jinhua Wu

Huiqiang Li

Long Li

Xiaoqian Qian

Yufeng Han

Provided are a protecting trolley and a construction method of rock burst prewarning protection system in non-contact tunnel construction. The protecting trolley includes a framework, a walking assembly, a rockfall buffering assembly, a spraying assembly and a rock burst prewarning system. The rockfall buffering assembly includes an arch frame in a fixed connection with the framework and a protecting net fixed on the arch frame. The spraying assembly includes a track car in connection with the rockfall buffering assembly and a spraying hose fixed on the track car, and the spraying hose sprays towards the surrounding rock. The rock burst prewarning assembly includes a thermosensitive infrared sensor used for detecting the temperature of the surrounding rock and a highly sensitive laser sensor used for detecting the deformation of the surrounding rock.

Protecting trolley and construction method of rock burst prewarning protection system in non-contact tunnel construction

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Beijing, China

Binhua Wu