Supporting auxiliary device for building curtain wall installation

The utility model discloses a supporting auxiliary device for building curtain wall installation, relates to the technical field of building curtain wall installation equipment, and adopts the technical scheme that the supporting auxiliary device comprises an installation frame fixed on a wall body, a supporting mechanism arranged in the installation frame and two installation mechanisms symmetrically arranged at the upper end and the lower end of the supporting mechanism; and the mounting frame is set to be C-shaped. The curtain wall fixing device has the advantages that the curtain wall fixing device is simple in structure and high in practicability, the clamping blocks and the clamping grooves in the two ends of the curtain wall are clamped and fastened through cooperation of the installation frame, the installation mechanism and the supporting mechanism, then the curtain wall can be preliminarily installed, curtain walls of different specifications can be installed through movement adjustment of the clamp