Gear structure of wing door

The utility model relates to the technical field of wing doors, and discloses a wing door gear structure which comprises a driven gear. The connecting rod is movably connected with the driven gear and used for driving the door leaf to rotate, the connecting rod is movably connected with the driven gear through an adjusting assembly, the adjusting assembly comprises a sliding part, a flange and an adjusting channel, the adjusting channel is formed in the wall face of the driven gear, the flange is formed on the side wall of the sliding part, and the sliding part and the flange are both slidably connected with the adjusting channel; the connecting rod is pulled to drive the sliding part to slide in the adjusting channel so as to adjust the position of the connecting rod; the sliding part drives the flange to synchronously displace in the adjusting channel; the connecting rod is far away from the circle center of the driven gear so as to adjust the rotating radius of the connecting rod pushed by the driven gear;