Sewage disposal equipment based on garbage disposal machine

The utility model discloses sewage disposal equipment based on a garbage disposal machine, which comprises a solid-liquid separation device, a drying and feeding device, a solid disposal device, a sewage collection device and a supporting device, the supporting device comprises a supporting plate and a plurality of supporting columns, and the supporting columns are matched to jointly support the supporting plate; the solid treatment device comprises an extrusion box, a hydraulic telescopic rod, an extrusion plate and an electromagnetic plugging plate, the extrusion box is used for storing dried solid waste, the hydraulic telescopic rod penetrates through the extrusion box and is used for being fixedly connected with the extrusion plate, and the extrusion plate is located in the extrusion box and used for extruding the solid waste in the extrusion box; and the electromagnetic blocking plate is used for blocking the opening in the lower end of the extrusion box. According to the solid waste treatment device, li