Unmanned aerial vehicle with small structure

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle with a small structure, which comprises a rack, a storage box is mounted at the top of the rack, and a top cover is hinged to the top of the storage box. The defects in the prior art are overcome, the sliding rails, the threaded rods, the motors and the wiping plates are arranged, the sliding rails are arranged at the upper end and the lower end of the surface of the protective cover, the motors are installed on the right sides of the sliding rails, the threaded rods connected with the motors are arranged on the inner sides of sliding grooves in the sliding rails, and the threaded rods and the wiping plates are arranged in a penetrating mode; water mist or dust can be attached to the protective glass in the flying process of the unmanned aerial vehicle, a threaded rod rotates through operation of a motor, and after the threaded rod rotates, a wiping plate moves left and right, so that the