Unmanned aerial vehicle undercarriage device

The utility model discloses an undercarriage device of an unmanned aerial vehicle. Unmanned aerial vehicle field, the stress area of the foot stand is increased; the bearing capacity of the foot standis increased; the undercarriage device of the unmanned aerial vehicle comprises a left frame leg and a right frame leg which are arranged on a vehicle body, the left frame leg comprises a first U-shaped rod; the two sides of the upper end of the first U-shaped rod are each provided with a first horizontal rod perpendicular to an extending rod in the horizontal direction in the first U-shaped rod.The right frame leg comprises a second U-shaped rod; second horizontal rods perpendicular to horizontal extension rods in the second U-shaped rods are arranged on the two sides of the upper ends of the second U-shaped rods; the first horizontal rod and the second horizontal rod are oppositely arranged and connected through a connecting piece arranged on the first horizontal rod, an embedding groove for containing the firs