Urban solid waste crushing device

The invention discloses an urban solid waste crushing device. The urban solid waste crushing device comprises a box, a fine material storage box, wheels, a coarse material storage box, a first gear, afirst rotary shaft, a second rotary shaft, a second gear, a first protective box, cutters, a feed port, a fixed box, a material pump, a first belt pulley, a supporting box, heat dissipation holes, abelt, a second belt pulley, a feed pipe, a first motor, a supporting plate, a second motor, a rotary rod, a second protective box, a moving plate, a moving rod, a fixed block, a groove, a supporting block, a telescopic rod, a mesh screen, a brush, an inclined rod and a cover. The bottom end of the side face of the box is provided with a discharge port. The discharge port is consistent with the fine material storage box in size. The bottom end of one side of the outer portion of the box is fixedly connected with one end of the second protective box through bolts. The urban solid waste crushingdevice is simple in structu