Heat dissipation structure of low-voltage power distribution cabinet

The utility model relates to the technical field of power distribution cabinets, in particular to a low-voltage power distribution cabinet heat dissipation structure which comprises a box body, a dismounting plate, heat dissipation holes and a cleaning assembly, the cleaning assembly comprises a moving block, a connecting block, a fixed block, a sliding block, a cleaning brush and a limiting block, the moving block is used for moving the connecting block, and the connecting block is located on the side, away from the dismounting plate, of the moving block; the fixed block is fixedly installed on the side, away from the movable block, of the connecting block, the sliding block is slidably connected with the fixed block and located on the side, close to the dismounting and mounting plate, of the fixed block, and the cleaning brush is fixedly installed on the side, away from the fixed block, of the sliding block; and dust and other impurities filtered out at any position on the disassembly and assembly plate are