Tractor connection device

The utility model discloses a tractor connector which includes an upper baffle, a lower baffle and a lock pin; one end of the upper baffle is fixedly connected with one end of the lower baffle; the upper and the lower baffles are arc-shaped convex plates, with the convex surfaces arranged oppositely; the upper baffle is provided with the lock pin; the lower baffle is provided with a pin hole which is corresponding to the lock pin; the lower part of the upper baffle and the upper part of the lower baffle are respectively provided with guide plates; the guide plates are arranged in a shape of the Chinese character ''eight''; the angle between the guide plates is aligned with the pin hole. The guide plates guide a flat connecting rod to automatically slide to the pin hole along the inner side of the guide plates, so that the connector of the connecting rod is automatically connected with the lock pin. A signal indicating circuit is used to confirm; when the connecting rod is connected with the lock pin, an indic