Sewage collecting and recycling device for slaughter house

The utility model discloses a slaughter house sewage collecting and recycling device which comprises a conveyor belt, a plurality of scooping nets and a rack, the conveyor belt is fixedly connected with the plurality of scooping nets, the scooping nets salvage floating objects in an oil separation tank, one side of the conveyor belt is provided with the rack, the other side of the conveyor belt is provided with a waste conveying belt, and the rack is provided with a plurality of cleaning assemblies; the cleaning assembly comprises a rear plate and a front plate, the rear plate and the front plate are connected into the rack in a sliding mode, two cleaning plates are connected to the other face of the rear plate in a sliding mode, each cleaning plate is hinged to one end of a push-out rod, the other end of each push-out rod is hinged to one end of a forward moving rod, the forward moving rods slide in the rear plate, and the other ends of the forward moving rods are fixedly connected to linkage rods. The other