Auxiliary emptying device based on traditional trough

The utility model discloses an auxiliary emptying device based on a traditional trough. Hopper, a discharge hole is formed in the lower side of the hopper; a discharging plate is arranged at the discharging port and comprises a sealing section and a pushing section which are connected together, the sealing section seals the discharging port, the pushing section extends downwards, a connecting rodsection is further arranged on the sealing section, a sliding block is arranged at the end, away from the sealing section, of the connecting rod section, a sliding groove is formed in the inner side of the hopper, and the sliding block slides along the sliding groove. Feed in the hopper is stored in the hopper and is isolated from a humid environment of a farm, so that harmful bacteria are not easy to breed; a discharging plate is arranged, the animals are close to the hopper when needing to eat, the heads of the animals push a pushing section of the discharging plate, the discharging plate rotates around a sliding bl