Garbage smashing and treating device for garbage landfills

The invention relates to the technical field of smashing devices, and discloses a garbage smashing and treating device for garbage landfills. The garbage smashing and treating device comprises a tank.A feed inlet and a discharge outlet are formed in the tank, a smashing cutter is rotationally arranged in the tank and is connected with a power mechanism, the power mechanism comprises a cylindricalcam, a gear is rotationally arranged on an oblique plane of the cylindrical cam, the smashing cutter comprises a head and blades, the blades are rotationally arranged on the head, the head is hingedinto the tank, push handles are connected onto blade surfaces of the blades, and ejector rods are hinged onto the push handles, are clamped in tooth spaces of the gear and are butted onto the obliqueplane of the cylindrical cam. The garbage smashing and treating device has the advantage that the problem of influence on the garbage smashing quality due to the fact that garbage sleeves existing smashing cutters can be solved