Anti-falling fixing structure for building curtain wall

The utility model belongs to the technical field of curtain wall installation, and particularly relates to an anti-falling fixing structure for a building curtain wall, which comprises an installation plate and an installation frame, one side of the installation plate is fixedly connected with two hangers, hangers are movably clamped in the hangers, the two hangers are both fixedly connected to one side of the installation frame, and the installation frame is fixedly connected with the installation plate. Four curtain wall plates are fixedly connected in the mounting frame, and anti-falling assemblies are arranged on the four curtain wall plates, the mounting frame and the mounting plate. The hanging piece is reasonable in structural design, after the hanging piece is hung in the hanging frame, the hanging piece can be limited and fixed through stretching of the reinforcing plate, the situation that the hanging piece falls off from the hanging frame is effectively avoided, a curtain wall plate and an installa