Coarse filtration and separation device for kitchen waste

The utility model relates to a kitchen waste rough filtration and separation device, and relates to the technical field of waste treatment, the kitchen waste rough filtration and separation device comprises a box body and a scraping device, the scraping device is located in an inner cavity of the box body, the scraping device comprises a supporting frame, a first air cylinder and a scraping assembly, the supporting frame is fixedly connected with the box body, and the first air cylinder is fixedly connected with the supporting frame; the scraping assemblies are evenly distributed in the circumferential direction of a telescopic rod of the first air cylinder. The scraping assembly comprises a connecting rod and a supporting rod, the connecting rod is fixedly connected with a telescopic rod of the first air cylinder, the supporting rod is fixedly connected with the connecting rod and abuts against the inner wall of the box body, mounting grooves are formed in the two ends of the end face, abutting against the i