Spraying equipment for self-repairing coating of fermentation tank

The utility model discloses spraying equipment for a self-repairing coating of a fermentation tank, which relates to the technical field of spraying equipment and comprises a bottom plate, a first motor is mounted at the top of the bottom plate, an output shaft of the first motor is movably connected with a rotating shaft through a coupler, one end of the rotating shaft is fixedly connected with a supporting plate, and the supporting plate is fixedly connected with a base plate. A fermentation tank is arranged at the top of the supporting plate. Through the arrangement of the bottom plate, the first motor, the rotating shaft, the first air cylinder, the first hydraulic rod, the spray head and the nozzle, the fermentation tank can be driven by the rotating shaft to rotate at a uniform speed, so that the spray head can uniformly spray the inner wall of the fermentation tank, and the spray head can be driven by the first hydraulic rod to move up and down at a uniform speed; the inner wall of the fermentation tan