Rock mass anchoring device

The embodiment of the utility model discloses a rock mass anchoring device and an anchoring method, relates to the technical field of roadway support, and aims to fully stir an anchoring agent in an irregular hole section of a drilled hole and enhance the anchoring effect of the anchoring device in the drilled hole with the irregular hole section to a certain extent. The rock mass anchoring device comprises an anchor rod, an anchoring assisting structural body is fixed to the circumferential face of the anchor rod, the anchoring assisting structural body comprises a sleeve, the sleeve is arranged on the circumferential face of the anchor rod in a sleeving mode, and a forked extending part with preset toughness is arranged on the outer circumferential face of the sleeve; when the anchor rod is installed in the drill hole, the forked extending part is located in the irregular hole section of the drill hole. The device is suitable for supporting construction of underground engineering such as mine laneways and t