Balcony railing curtain wall structure facilitating drainage

The utility model belongs to the technical field of curtain walls, and discloses a balcony railing curtain wall structure convenient to drain, which is mounted at the edge of a balcony and comprises a keel, a support frame and a panel, the keel is longitudinally and vertically arranged, the support frame is arranged on the keel, and the panel is arranged on one side, close to the outdoor, of the support frame; the balcony further comprises a cross beam, the cross beam is transversely and horizontally arranged on the keel and located below the supporting frame, a drainage channel is formed between the upper surface of the cross beam and the lower surface of the supporting frame, and the drainage channel is communicated with the balcony ground through a drainage structure. According to the balcony railing curtain wall structure convenient to drain water, due to the design that the drainage channel is arranged between the upper surface of the cross beam and the lower surface of the supporting frame, and the drai