Dredging device for coal dropping pipe of coal feeder

The invention relates to a coal feeder coal drop pipe dredging device which comprises a mounting structure, a rotating assembly and a flushing assembly, the mounting structure is used for being mounted at a coal poking hole in a coal drop pipe, and a first through hole and a second through hole are formed in the mounting structure; the rotating assembly comprises a rotating part, and the rotating part is rotatably mounted in the mounting structure; the flushing assembly comprises a flushing pipe, the diameter of the first through hole is larger than the outer diameter of the flushing pipe, the diameter of the second through hole is larger than the outer diameter of the flushing pipe, an inlet of the flushing pipe is used for being connected with a water supply device, and an outlet of the flushing pipe sequentially penetrates through the first through hole, the rotating part and the second through hole. The flushing pipe can rotate through the rotating piece, and the spraying angle of water flow sprayed out o