Dredging device for water conservancy project channel

The utility model discloses a desilting device for a water conservancy project channel, and belongs to the technical field of silt cleaning, the desilting device comprises a supporting seat and a collecting frame arranged above the supporting seat, the bottom of the supporting seat is fixedly connected with a driving box, and the outer walls of the two sides of the supporting seat are fixedly connected with fixing plates; the collecting frame is rotationally connected with the fixing plate through a pin shaft, a fixing box is fixedly connected to the surface of the supporting seat, two connecting boxes are symmetrically installed on the outer wall of one side of the fixing box, guiding screws are rotationally connected into the connecting boxes, and guiding blocks are in threaded connection with the outer walls of the guiding screws. And a push rod used for pushing the collecting frame is arranged above the guide block, a hydraulic cylinder is installed on the outer wall of one side of the collecting frame, t