Curtain wall glass protection device

The utility model relates to the technical field of curtain wall glass protection, and particularly discloses a curtain wall glass protection device which comprises vertical keels and a glass curtain wall fixedly embedded between the keels, a plurality of U-shaped bases are transversely and fixedly installed on the vertical keels side by side, and openings of the U-shaped bases deviate from the keels. The open end of each U-shaped base is fixedly connected with a base cap, and a cross rod penetrates through the U-shaped bases transversely arranged side by side between the different keels. The transverse rods are installed on the keels, the glass curtain wall is embedded between the keels, the transverse rods are further installed on the keels, the keels replace stand columns of an existing guardrail, the distance between the guardrail formed by combining the transverse rods and the keels and the keels is zero, and the guardrail does not occupy indoor space and does not interfere with a sweeping tool to sweep