Rotary jet grouting supercharging device of jumbolter

The utility model provides a rotary jet grouting supercharging device of a jumbolter, and belongs to the technical field of building construction. The device comprises a connecting mechanism and a supporting frame, the connecting mechanism comprises a connecting pipe, a pressurizing pipe and a grouting pipe, one end of the connecting pipe is connected with the power output end of the jumbolter, the other end of the connecting pipe is fixedly connected with the grouting pipe, the other end of the grouting pipe is connected with a drill rod of the jumbolter, and the grouting pipe is sleeved with the pressurizing pipe; end covers are arranged at the two ends of the pressurizing pipe, a pressurizing cavity is formed in the pressurizing pipe, a material conveying pipe is arranged at the top of the pressurizing pipe and communicates with the pressurizing cavity, a chassis is fixedly connected to the bottom of the pressurizing pipe, the four sets of supporting frames are symmetrically arranged at the four corners of