Draining tractor framework inserting needle

The utility model discloses a drainage tractor framework contact pin, and relates to the technical field of drainage tractors. The drainage tractor framework contact pin comprises a coil rack, a framework mechanism is arranged on the right side of the top of the coil rack, a contact pin is arranged in the framework mechanism, and the top of the contact pin is of a U-shaped structure. According to the framework contact pin of the drainage tractor, the contact pin is connected with a framework mechanism, the contact pin is tightly matched with the framework mechanism, U-shaped bending is performed after the contact pin is inserted, winding welding is performed on an enameled wire of a motor at one end of the U shape, outgoing line welding is performed on the other end, the enameled wire can be prevented from loosening and falling off, brass is selected as the contact pin, the electrifying effect is good, performance is stable, and operation is easy; the pin bending device is simple in structure and lower in cos