Crushing device for solid waste treatment

The invention discloses a crushing device for solid waste treatment, and relates to the field of solid waste treatment. In order to solve the problem that a crushing area of an existing device cannot be opened, the crushing device for solid waste treatment specifically comprises a bottom plate, a cleaning component and a bearing component are fixedly connected to the outer wall of the top of the bottom plate, a jacking component is connected to the inner wall of the bearing component in a sliding mode, a secondary grinding component is fixedly connected to the outer wall of one side of the jacking component, the bearing component comprises a support and a frame, and the outer wall of the bottom of the support is fixedly connected to the outer wall of the top of the bottom plate. According to the crushing device for solid waste treatment, by arranging the bearing component, when materials to be primarily crushed are discharged or the bearing component needs to be cleaned, a gate motor is started to drive a fir