Anticollision, prevent air crash, and secondary damage's multiaxis rotary -wing -type unmanned aerial vehicle

The utility model relates to an unmanned air vehicle technique field, especially an anticollision, the multiaxis rotorcraft who prevents air crash and the air crash secondary damage unmanned aerial vehicle that puts out a fire. The low problem of big load unmanned aerial vehicle safety protection standard among the prior art aims at solving. The utility model discloses last audible and visual alarm, speed sensor, range radar scanning device, the flight controller of installing of unmanned aerial vehicle, audible and visual alarm, radar scan device, flight controller pass through photoelectriccables and connect car generator, the automatic jack of photoelectric cables connection cable, and the automatic jack of cable is installed in the cargo hold of walking vehicle, still installs car generator, vehicle -mounted storage battery group in the cargo hold, the last radar scan 0 that is equipped with of unmanned aerial vehicle. The advantage lies in: improve power supply's reliability, improve the interference kil