Decontaminator for filter

The utility model belongs to the technical field of decontamination, and discloses a decontamination device for a filter, which comprises a motor, the left end of the motor is fixedly sleeved with a connecting pipe, the right end of the connecting pipe is provided with a bearing, the left end of the connecting pipe is fixedly connected with a connecting column, the left end and the right end of the outer side of the connecting column are both movably sleeved with movable shafts, and the movable shafts are connected with the bearing. The upper end of the movable shaft is movably sleeved with a first brush plate, and the left end of the first brush plate is fixedly connected with a second brush plate. The motor drives the connecting pipe and the connecting column to rotate, the first brush plate and the second brush plate on the surface of the connecting column move outwards under the influence of centrifugal force during rotation, the cleaning range is increased, the cleaning efficiency is improved, the bristl