Fully-automatic hydraulic unloading device of mine container

The utility model discloses a fully-automatic hydraulic unloading device of a mine container. The fully-automatic hydraulic unloading device comprises a container body, wherein the bottom surface of the container body is provided with two bottom-discharge doors. The fully-automatic hydraulic unloading device is characterized in that two side surfaces of the container body are fixedly provided with a hydraulic cylinder and a spring energy accumulator; the cylinder cavity of the hydraulic cylinder and the inner cavity of the spring energy accumulator are connected by use of a one-inch oil pipe; the oil pipe is connected with a control valve in series; a piston of the hydraulic cylinder faces downwards; the top of the piston is fixedly provided with two pull rods by virtue of pin shafts; the two pull rods are respectively articulated on the two bottom-discharge doors; the piston is capable of opening the two bottom-discharge doors while extending out, and also closing the two bottom-discharge doors while retract