Brush roll and brushing device

The utility model relates to a belted steel is washhed, provides a brush roll, including the roller that has the through -hole, wrap up brush hair and drive shaft on the roller surface, the through -hole has along relative first port that sets up of its axis and second port, the drive shaft stretches into in the through -hole along first port, still include by the push rod of second port one side promotion roller along axis reciprocating motion, the through -hole has the first ring gear that the ring was established on being close to one side inner wall of first port, the axis extend of through -hole is followed to the tooth's socket of first ring gear, the second ring gear with the meshing of first ring gear has on the outer disc of drive shaft, still provide a brushing device, including above -mentioned brush roll. The utility model discloses a brush roll not only rotates on relative belted steel surface at the in -process brush hair of work, and still slide along the axis in relative belted steel surface simultaneously, not only can improve and scrub the quality, and the wearing and tearing of brush hair can also be reduced to the while, guarantee its life, and in being applied to brushing device with the brush roll time, then can improve the efficiency of scrubbing of belted steel greatly.