Environmentally-friendly solid waste treatment device based on cyclic crushing technology

The invention discloses an environmentally-friendly solid waste treatment device based on a cyclic crushing technology. The environmentally-friendly solid waste treatment device comprises an outer casing body and a crushing cylinder, wherein the outer casing body is internally provide with the crushing cylinder; the crushing cylinder is rotationally connected to the outer casing body through a rotating shaft; the right side end of the rotating shaft penetrates through a side wall of the outer casing body and is fixedly connected to a motor shaft of a first motor; the rotating shaft is rotationally connected to the outer casing body through a first bearing; a plurality of material switching plates are uniformly arranged on the wall of an inner cavity of the crushing cylinder; a crushing rodis arranged in the inner cavity of the crushing cylinder; a plurality of crushing blades matched with the material switching plates are uniformly arranged on the outer cylindrical surface of the crushing rod; according to th