Low-altitude remote sensing monitoring device based on unmanned aerial vehicle

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a low-altitude remote sensing monitoring device based on an unmanned aerial vehicle. According to the technical scheme, the unmanned aerial vehicle comprises an unmanned aerial vehicle body, a containing box, a moving plate and a threaded structure, a mounting box is mounted on the lower surface of the unmanned aerial vehicle body, a slot is formed in the lower surface of the mounting box, fixing plates are fixed to the two sides of the mounting box correspondingly, motors are fixed to the fixing plates, and transmission shafts arranged on the motors are rotationally connected with a rotating structure; a threaded rod is fixed to the bottom end of a transmission shaft arranged on the motor, the threaded rod is in threaded connection with a threaded structure, the threaded structure is fixed to a movable plate, the movable plate is fixed to a containing box, a third round hole is formed in the lower surface of the co