The utility model provides an electric power driving wheel running gear, including wheel running gear revoliving arm, cantilever pivot, cantilever and the pivot of wheel running gear, adopt a whole word arrangement, spring pressure control double round structure alone, the circuit conductor spacer can be easily crossed over, and the off -line phenomenon can not be taken place, the the device operation is light nimble, and reducible power failure improves circuit operational reliability, reinforcing power grid operation ability, it is big to have overcome the intensity of labour that the background art exists, and the operation security is poor not enough, applicablely repairing in the omnibearing line road check, improving work efficiency, reduce cost alleviates workman intensity of labour.