Titanium zinc sheet metal curtain wall rigid water-proof roof covering

The utility model relates to a rigid waterproof roofing of a titanium-zinc panel curtain wall, which consists of a decorative surface layer, a waterproof layer, a heat-preserving layer, a framework and a roof truss that are combined together from the top down; wherein, the framework is shaped like a grid consisting of connected transverse steel keels and upright steel keels; a corrugated plate which is laid on the framework is firmly connected with the heat-preserving layer; a reversed T-shaped part is connected with the upper side of the corrugated plate by a steel connecting part; the upper end of the reversed T-shaped part penetrates the heat-preserving layer and is surrounded by the raised seam beads of the rigid waterproof layer and firmly connected with the rigid waterproof layer by a dedicated clamp; the upper end of the dedicated clamp is connected with a keel; supporting frames are firmly connected with the upper side of the keel; and the decorative surface layer is firmly connected with the supporti