Belt transmission unloading mechanism applied to vehicle and hydraulic system

The utility model discloses a belt transmission unloading mechanism applied to a vehicle and a hydraulic system. The unloading mechanism comprises a front plate mechanism, a rear plate mechanism and a belt transmission mechanism, wherein the front plate mechanism is arranged in a cargo carrying space of the vehicle and can move forwards and backwards; the belt is arranged at the bottom of the cargo carrying space of the vehicle, bears cargoes and is connected with the front plate mechanism; the roller mechanism is arranged at one end of an unloading opening of a cargo carrying space of the vehicle and is connected with the belt; the winch mechanism is arranged at the end, away from the unloading opening, of the vehicle cargo carrying space and connected with the front plate mechanism through a steel wire rope; the roller mechanism and the winch mechanism are located on the front side and the rear side of the front plate mechanism respectively to wind and unwind belts and steel wire ropes to drive the front pl