The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 05, 2024
Filed:
Jan. 17, 2022
China Railway 16th Bureau Group Co., Ltd., Beijing, CN;
China Railway 16th Bureau Group Beijing Jiangong Machinery Co., Ltd., Beijing, CN;
Dong Ma, Beijing, CN;
Wuxian Wang, Beijing, CN;
Yi Sun, Beijing, CN;
Qinghong Wu, Beijing, CN;
Binhua Wu, Beijing, CN;
Huaxuan Xu, Beijing, CN;
CHINA RAILWAY 16TH BUREAU GROUP CO., LTD., Beijing, CN;
CHINA RAILWAY 16TH BUREAU GROUP BEIJING JIANGONG MACHINERY CO., LTD., Beijing, CN;
Abstract
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.