Protective barrier for outdoor curtain wall

The utility model relates to the technical field of outdoor curtain walls, and discloses a protective barrier for an outdoor curtain wall, which comprises symmetrically distributed upright posts, a fixed seat is arranged on the upright posts, a connecting port is arranged on the fixed seat, a protective barrier component is arranged between the two upright posts, the protective barrier component comprises a protective barrier frame, a mesh plate is arranged in the protective barrier frame, and the mesh plate is connected with the connecting port. And a net cage is arranged at the top of the guardrail frame. The guardrail frame is installed through the connecting base, the net cage at the top of the guardrail frame is supported by the extension frame, the net cage can be used for planting flowers and can be fully utilized in a limited space, the functionality of the guardrail is improved, meanwhile, the attractive effect can be greatly improved, the actual use requirement is met, and practicability is improved