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:
Aug. 12, 2025

Filed:

Aug. 16, 2022
Applicant:

Central South University, Changsha, CN;

Inventors:

Longjun Dong, Changsha, CN;

Jian Wang, Changsha, CN;

Yihan Zhang, Changsha, CN;

Jiachuang Wang, Changsha, CN;

Zheng Tang, Changsha, CN;

Zhongwei Pei, Changsha, CN;

Assignee:

CENTRAL SOUTH UNIVERSITY, Changsha, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 9/11 (2006.01); E21B 49/00 (2006.01); E21C 27/00 (2006.01); E21C 35/00 (2006.01); E21C 41/22 (2006.01); E21D 9/00 (2006.01); E21F 17/18 (2006.01); G01V 1/40 (2006.01);
U.S. Cl.
CPC ...
E21B 49/00 (2013.01); E21C 27/00 (2013.01); E21C 35/282 (2023.05); E21C 35/302 (2023.05); E21C 41/22 (2013.01); E21D 9/003 (2013.01); E21D 9/113 (2013.01); E21F 17/18 (2013.01); G01V 1/40 (2013.01); G01V 2210/642 (2013.01); G01V 2210/644 (2013.01); G01V 2210/646 (2013.01);
Abstract

A rock-piercing flexible rock drilling robot and a rock breaking method therefor are disclosed. The robot includes a control system, a head, and at least one tail. The head includes a head housing, a propulsion turntable, a drilling mechanism, a hydraulic propulsion system, a first driving mechanism, and a second driving mechanism. The propulsion turntable includes a drill bit located at a center thereof and a cutting turntable arranged around the drill bit. The first driving mechanism is connected to the drill bit, and the second driving mechanism is connected to the cutting turntable. The tail includes a tail housing, an advancing and retreating power system, and a fixed support system. The head and the tail are connected through a flexible component, and the tails are connected through flexible components.


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