Bridge coating repairing device

The utility model discloses a bridge coating repairing device which comprises a movable seat, a liquid pump is arranged at the upper end in the movable seat, a liquid storage shell is arranged in the movable seat, a communicating pipe is arranged at the inner end of the liquid storage shell, the top of the communicating pipe is fixedly connected and communicated with a bent pipe, a guide pipe is arranged at the liquid outlet end of the liquid pump, and the bent pipe is communicated with the liquid pump. The right side of the moving seat is rotationally connected with a rotating frame, the bottom of the rotating frame is rotationally connected with a bridge floor coating uniform paving roller, and the right upper end, close to the bridge floor coating uniform paving roller, of the rotating frame is fixedly connected with a spray head. According to the bridge coating repairing device, the air compressor sucks in and compresses external air through the air suction pipe, then the compressed air is guided into the