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.

Date of Patent:
Jul. 16, 2024

Filed:

Apr. 17, 2024
Applicant:

China University of Mining and Technology—beijing, Beijing, CN;

Inventors:

Jie Hu, Beijing, CN;

Manchao He, Beijing, CN;

Zhigang Tao, Beijing, CN;

Dongqiao Liu, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 11/14 (2006.01); E21D 11/10 (2006.01); E21D 11/15 (2006.01);
U.S. Cl.
CPC ...
E21D 11/152 (2013.01); E21D 11/107 (2013.01); E21D 11/155 (2013.01);
Abstract

A rock burst active prevention and control mechanism, which includes: a NPR reinforcing mesh, rod bodies, NPR steel panels, an embedding reinforcement and a NPR steel fibre concrete, the NPR reinforcing mesh is formed by horizontal and vertical interlacing of NPR steel bars, and is provided against a surrounding rock of a tunnel, extending ends of the rod bodies are penetrated out of a hole of the NPR reinforcing mesh, the NPR steel panels are provided with multiple through-holes, the rod bodies, which are located on a same radial plane in the tunnel, are connected to one of corresponding NPR steel panels, the embedding reinforcement is connected between the extending ends of two adjacent rod bodies, the NPR steel fibre concrete is overlaid on the extending ends of the rod bodies and the embedding reinforcement.


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