Maintenance robot walking mechanism

The utility model discloses a walking mechanism of an overhauling robot. Including a base, an oil cylinder is arranged in the base; a piston of the oil cylinder can extend out of the base; the end part of the piston is sleeved with a traction arm; an auxiliary motor is arranged in the traction arm; the auxiliary motor is connected with a driving wheel through an auxiliary motor rotating shaft; thedriving wheel is connected with a driven wheel through a conveying belt; a main triangular bracket is arranged at the front end of the lower side of the base; a front wheel is arranged at the lower end of the main triangular bracket; a distance measuring sensor is arranged in the main triangular support, an auxiliary triangular support is arranged at the rear end of the lower side of the base, amain motor is arranged at the lower end of the auxiliary triangular support, rear wheels are arranged on a rotating shaft of the main motor, a single chip microcomputer is arranged in the base, and the single chip microcompute