Construction waste crushing device convenient to move

The utility model relates to the technical field of construction equipment, and discloses a convenient-to-move construction waste crushing device which comprises a first motor, a second motor and a bottom plate, the output end of the second motor is fixedly connected with a second bevel gear, the second bevel gear is meshed and connected with a first bevel gear, and the lower side of the bottom plate is fixedly connected with a plurality of supporting legs. The powder rod and the auxiliary rod are arranged, grinding and crushing can be conducted on construction waste through grinding tooth friction on the powder rod and the auxiliary rod, the dust collector and the dust collection box are arranged, dust generated during crushing of the construction waste can be collected, dust leakage is avoided, the surrounding environment is prevented from being influenced, the movable frame and the rolling wheels are arranged, the lifting device can be moved downwards through the movable frame, andthe device is convenient