Range-extending unmanned aerial vehicle for pipe tape inspection

The utility model discloses a range extending unmanned aerial vehicle for pipe belt inspection, which comprises an unmanned aerial vehicle and at least two undercarriages arranged at the bottom of the unmanned aerial vehicle, the undercarriages are symmetrically or uniformly distributed at the bottom of the unmanned aerial vehicle and hinged with the unmanned aerial vehicle, and each undercarriage comprises a spring shock absorber, a rotating mechanism and a limiting block, one end of the spring shock absorber is hinged to the bottom of the unmanned aerial vehicle through a rotating mechanism, and the rotating angle of the spring shock absorber is limited through a limiting block arranged on the rotating mechanism; the connecting mode of the undercarriage is changed on the basis of an existing unmanned aerial vehicle, fixed connection is changed into hinge connection, the undercarriage is rotationally folded under the action of the double-shaft gear motor, the undercarriage is tightly attached to the bottom o