Abstract: An automatic food feeder for aquatic breeding comprises a bottom plate; the lower side of the bottom plate is provided with a driving mechanism, and the driving mechanism comprises four groups of rotating shafts located on the lower side of the bottom plate; gears are sleeved on the outer sides of the two groups of rotating shafts, and a conveyor belt is connected between the two groups of gears; a plurality of groups of meshing teeth matched with the gears are uniformly provided on the inner side of the conveyor belt, and a plurality of groups of electric telescopic push blocks are uniformly arranged on the outer side of the conveyor belt; a placing rack is connected on the upper side of the bottom plate, and a control box is connected on the front part of the lower side of the placing rack.

Abstract: A water changing device for aquaculture breeding, comprises a breeding box. A drainage pipe is inserted into the inner wall below the breeding box; the drainage pipe has an L-shaped structure, and the horizontal side is located at the lower side of the breeding box; a sealing block is tightly inserted above the drainage pipe; a circular ring is arranged on the outer side wall of the upper end of the drainage pipe; a groove is arranged above the circular ring along the circumferential direction, and a filter screen is tightly inserted into the groove; the side wall of the drainage pipe below the breeding box is fixedly connected with a horizontal rod, and one side of the side wall below the breeding box close to the horizontal rod is fixedly provided with a threaded rod.

Abstract: A water changing device for aquaculture breeding, comprises a breeding box. A drainage pipe is inserted into the inner wall below the breeding box; the drainage pipe has an L-shaped structure, and the horizontal side is located at the lower side of the breeding box; a sealing block is tightly inserted above the drainage pipe; a circular ring is arranged on the outer side wall of the upper end of the drainage pipe; a groove is arranged above the circular ring along the circumferential direction, and a filter screen is tightly inserted into the groove; the side wall of the drainage pipe below the breeding box is fixedly connected with a horizontal rod, and one side of the side wall below the breeding box close to the horizontal rod is fixedly provided with a threaded rod.

Abstract: An automatic food feeder for aquatic breeding comprises a bottom plate; the lower side of the bottom plate is provided with a driving mechanism, and the driving mechanism comprises four groups of rotating shafts located on the lower side of the bottom plate; gears are sleeved on the outer sides of the two groups of rotating shafts, and a conveyor belt is connected between the two groups of gears; a plurality of groups of meshing teeth matched with the gears are uniformly provided on the inner side of the conveyor belt, and a plurality of groups of electric telescopic push blocks are uniformly arranged on the outer side of the conveyor belt; a placing rack is connected on the upper side of the bottom plate, and a control box is connected on the front part of the lower side of the placing rack.