Fixing device of recorder for surveying and mapping of unmanned aerial vehicle

The utility model relates to the technical field of surveying and mapping, in particular to an unmanned aerial vehicle surveying and mapping recorder fixing device which comprises an unmanned aerial vehicle body, supporting legs are fixedly installed at the bottom end of the unmanned aerial vehicle body, supporting plates are fixedly installed in the supporting legs, and a protection structure is fixedly installed at the top end of the unmanned aerial vehicle body. And the anti-falling mechanism comprises a supporting plate, the supporting plate is fixedly installed in the supporting legs, an electric push rod is fixedly installed at the top end of the supporting plate, an extrusion plate is fixedly installed at the bottom end of the electric push rod, a wear-resisting pad is fixedly installed at the bottom end of the extrusion plate, and fixing plates are fixedly installed on the two sides of the extrusion plate. The anti-falling mechanism is arranged, the bolts are rotated, so that the rubber blocks extrude