Hotel autonomous navigation selling robot convenient to overhaul

The hotel autonomous navigation selling robot convenient to overhaul comprises a robot shell, the outer side of the robot shell is fixedly connected with two symmetrically-distributed sliding rails, the interiors of the sliding rails are slidably connected with a cover plate, the robot shell is provided with two symmetrically-distributed limiting grooves, and the two limiting grooves are connected with the cover plate in a sliding mode. The upper end of the cover plate is fixedly connected with two symmetrically-distributed clamping blocks, the interiors of the clamping blocks are slidably connected with limiting rods, the outer sides of the limiting rods are fixedly connected with baffles, the outer sides of the limiting rods are provided with first springs, and the clamping blocks make contact with the sliding rails. The sliding rails, the cover plate, the limiting rods and other structures are additionally arranged on the robot shell, when a controller needs to be overhauled, the limiting rods can be pulle