Highway subgrade and pavement maintenance construction equipment

The utility model discloses highway subgrade pavement maintenance construction equipment, and relates to the technical field of highway maintenance construction, a turntable is fixedly arranged at the output end of a driving motor, a plurality of deflector rods are fixedly distributed at equal intervals in an arc shape on the edge of the lower part of the turntable, and strip-shaped sliding blocks are respectively and fixedly arranged on the left and right side walls of a sliding groove; a movable frame is movably arranged in the sliding grooves, the two strip-shaped sliding blocks are slidably arranged in the sliding grooves in the left side wall and the right side wall of the movable frame correspondingly, a cleaning brush is fixedly arranged on the lower side wall of the movable frame, and the stirring strips are fixedly arranged on the left inner side wall and the right inner side wall of the movable frame correspondingly; and a water pipe is fixedly arranged at a through opening in the lower portion of t