Automatic repositioning device for side stand of motor cycle

The utility model relates to an automatic repositioning device for a side bracket of a motorcycle which belongs to the technical field of the motorcycle member. The utility model is installed on a flat fork of the motorcycle and is positioned between the flat fork and a chain, and a supporting rack is fixed on the flat fork. A movable arm is connected with the inner part of the gap of the hollow layer of the supporting rack by pins, and the movable arm can do rotation within the range of 90 DEG and along the running direction of the chain. A draw rod is connected with the side bracket and the movable arm. When the side bracket is put down, the movable arm is erected, and a ratchet wheel which is installed at the upper end of the movable arm can be just engaged with the chain. When the motorcycle moves forward, the chain can drive the movable arm to do forward motion, and the side bracket is driven to do rearward motion by using the draw rod; thereby, under the action of a draw spring of side bracket, the side bracket can be recovered.