Washing device for washing inner wall of bottle

The utility model belongs to the technical field of bottle cleaning, and discloses a brushing device for cleaning the inner wall of a bottle, which comprises a fixing frame, two fixing boxes are arranged at the top of the fixing frame, a motor is arranged on the rear side of each fixing box, a rotating shaft is fixedly mounted on an output shaft of each motor, a fixing hole is fixedly mounted on the outer surface of each rotating shaft, and the fixing holes are communicated with the fixing boxes. And a sleeving column is movably clamped in the fixing hole, a brush is fixedly mounted at the other end of the sleeving column, and a nozzle fixedly communicates with the outer surface of the rotating shaft. Through cooperation of the communicating pipe and the sealing shaft, water is sprayed out from the nozzle and sprayed to the inner wall of a bottle, washing synchronization is achieved, meanwhile, the detachable sleeving column is arranged so that the rotating shaft can select a brush with the corresponding size