Test tube cleaning device

The utility model discloses a test tube cleaning device which comprises a base, the top of the base is fixedly connected with a rectangular fixing column, and a rotatable first sleeve is installed onthe outer side wall of the bottom of the fixing column. According to the utility model, through the cooperation of a motor, a large gear, a small gear, test tube brushes, a first supporting plate anda second supporting plate, the effect that the motor rotates to drive the multiple test tube brushes to rotate at the same time is achieved, the function that the motor rotates to drive the test tubebrushes to clean multiple test tubes located below the second supporting plate at the same time is achieved, and the test tube cleaning efficiency is improved conveniently; through the cooperation offirst supporting plates, first sleeves, first bearings and first limiting screws, the effect that the two first supporting plates are rotationally connected to the outer side wall of a fixing column is achieved, the function of