AN OPEN-CLOSE WING STRUCTURE OF A COMBINATION-DRIVE FLAPPING-WING AIRCRAFT

The present invention discloses an open-close wing structure of a combination-drive flapping-wing aircraft, comprising a wing body and a primary feather blade group and a secondary feather blade group disposed on the same side of the wing body, wherein each of the primary feather blade group and the secondary feather blade group includes fixed blades and movable blades, the fixed blades are fixed at immobility on the wing body, and the movable blades are movable along sliding grooves; a driving structure comprises a power device, a transmission link I and a transmission link II being articulated with the movable blades, wherein the power device comprises a piston and a wind-driven fan blade group; a piston power device drives a transmission link I, the transmission link I and the transmission link II are respectively connected to a partial internal meshing gear and a partial external meshing gear, and the partial internal meshing gear and the partial external meshing gear mesh with the external meshing pinion located between the primary feather blade group and the secondary feather blade group; a drive shaft is disposed at the center of an external meshing pinion, and the drive shaft end located at the upward side of the wing body is connected with a wind-driven fan blade group. FIG. 1