Novel low-voltage distribution box convenient to overhaul

The utility model provides a novel low-voltage distribution box convenient for maintenance, which comprises a box body, a heat dissipation groove seat, a reinforcing plate, an assembly shifter, a heat discharge pipe, a fixed plate, a plug hole, a liftable fixed plate structure and a rotatable observation adsorption fixed cover structure, and the lower end of the box body is in bolted connection with the heat dissipation groove seat. Through the arrangement of the top cover, the fixing block, the fixing frame, the mounting plate, the threaded column, the rotating rod, the box body, the fixing plate and the inserting hole, the rotating rod can be grabbed to rotate the threaded column in the using process, through the threaded connection of the threaded column and the fixing plate, the top cover can be conveniently pushed to ascend and descend in the using process, and the use is convenient. And meanwhile, the electrical equipment fixed to the front surface and the rear surface of the mounting plate is driven to