Hopper and garbage compressor

The hopper comprises a material containing part, a guide plate, a first wing plate, a second wing plate and a baffle, the guide plate is connected with the material containing part, the first wing plate and the second wing plate are arranged on the two sides of a guide face respectively, the bottom edge of the first wing plate and the bottom edge of the second wing plate are both connected with the edge of the guide plate, and the baffle is connected with the guide plate. The baffle is pivoted with the first wing plate, a locking mechanism is arranged on the baffle, and the locking mechanism can be matched with the material containing hopper so that the baffle and the first wing plate can be kept coplanar; the garbage compressor comprises a compressor body, a driving mechanism and the hopper, the upper end of the guide plate is pivoted with the compressor body, one end of the driving mechanism is hinged with the guide plate, and the driving mechanism is used for driving the hopper to ascend or descend. Accord