Air-cooled fuel cell applied to unmanned aerial vehicle

The utility model provides an air cooling type fuel cell applied to an unmanned aerial vehicle, which comprises a main machine, and the main machine comprises a main machine frame, a medicine storage box, a spraying mechanism, an image capturing mechanism, a driving mechanism and a control mechanism, according to the utility model, after the fuel cell is installed in the fuel cell accommodating groove, the insertion block enters the insertion groove, and the cross section shapes of the front surfaces and the side surfaces of the insertion block and the insertion groove are trapezoidal, so that after the insertion block is inserted into the insertion groove, the outer surface of the clamping block and the inner wall of the insertion groove can generate lateral pressing force on the first waterproof ring; a first waterproof ring is arranged on the top side surface of the connecting groove, so that the part, above the first waterproof ring, of the connecting groove and the connector are sealed, and rainwater and