Unmanned aerial vehicle and standby battery automatic switching device thereof

The invention belongs to the technical field of unmanned aerial vehicles, and particularly relates to an unmanned aerial vehicle and a standby battery automatic switching device thereof.The unmanned aerial vehicle comprises a base, a switching assembly, a circuit breaking mechanism and a reset mechanism, supporting legs are fixedly installed at the bottom end of the base, and a storage battery pack and a standby battery pack are installed above the base; the storage battery pack and the standby battery pack are both used for providing power support for the unmanned aerial vehicle, the switching assembly is electrically connected with the storage battery pack, the circuit breaking mechanism is used for cutting off electrical connection between the storage battery pack and the switching assembly, and the reset mechanism is used for driving the circuit breaking mechanism to vertically move. The input current of the switching assembly is synchronously reduced, the switching assembly tends to move downwards, the s