Dust cover of crusher

The utility model relates to the technical field of crushers, in particular to a crusher dust cover which comprises a base, a supporting plate is fixedly installed on the upper portion of the base through bolts, side comb tooth sets are arranged on the upper portion of the supporting plate, partition plates are arranged between the side comb tooth sets, and connecting blocks are arranged on one sides of tooth roots of the side comb tooth sets. The dustproof device comprises a connecting block, a transverse groove is formed in the connecting block, a metal plate is arranged in the groove, a dustproof plate is fixedly installed on the upper portion of the connecting block and comprises a bottom plate, a magnet strip is arranged in the middle of the bottom plate and magnetically connected with the metal plate, and surrounding plates are arranged on the two side faces of the upper portion of the bottom plate. According to the side comb tooth set, coal powder can be effectively prevented from leaking out of partit