Linkage type reinforced concrete movable guardrail

The utility model discloses a linkage type reinforced concrete movable guardrail. The linkage type reinforced concrete movable guardrail comprises multiple segments of movable guardrail units, fixing pieces and movable connecting pieces; one ends of the fixing pieces are long rod-shaped, two side ends of the fixing pieces are annular-shaped, the long rod end of the fixing piece is inserted into the movable guardrail units and located at the upper portions of the movable guardrail units, and the fixing pieces are perpendicular to the side end faces of the movable guardrail units; one ends of the movable connecting pieces are of annular structures and fixedly connected with the annular ends of the fixing pieces, and the other ends of the movable connecting pieces are of opened annular structures; the movable connecting pieces are arranged on two sides of the movable guardrail units through the fixing pieces, and the multiple segments of the movable guardrail units are connected through the movable connecting pieces; the middles of the bottom ends of the movable guardrail units are provided with forklift holes. The manufacturing technique is simple, the cost is low, the durability is good, the anticollision level is high, the movable guardrail is opened by using a special tool, the installation is simple and convenient, ordinary vehicle drivers cannot open the movable guardrail at all, the daily maintenance is not needed, the maintenance cost is low after the movable guardrail is damaged, and the maintenance is convenient.