Guardrail device with protective structure

The utility model belongs to the technical field of guardrail protection, and particularly relates to a guardrail device with a protection structure, which comprises a guardrail column body, a guardrail bottom plate is fixedly connected with the small lower part of the guardrail column body, the outer wall of the guardrail column body is fixedly connected with a guardrail square frame, the surface of the guardrail square frame is fixedly connected with a limiting square plate, and the limiting square plate is fixedly connected with the guardrail bottom plate. A protection device is rotationally connected into a receding groove formed in the surface of the guardrail square frame, and the protection device comprises a connecting block. According to the guardrail device with the protective structure, the protective device is arranged, two sets of stretching rods are driven to move oppositely by rotating a rotating block and a bidirectional lead screw, at the moment, a connecting column above a connecting block m