Scaffold wall connecting device and wall fixing system

The utility model discloses a scaffold wall connecting device and a wall fixing system, and belongs to the technical field of building construction, the scaffold wall connecting device comprises a pre-embedded assembly, the pre-embedded assembly comprises a precast block used for being pre-embedded in a wall, and an L-shaped rod piece is embedded in the precast block; the connecting assembly is used for being matched with the pre-embedded assembly, the connecting assembly comprises a telescopic rod, an inner rod of the telescopic rod is arranged in an outer rod in a telescopic mode, the inner rod and the outer rod are limited through a clamping assembly, an anti-disassembly locking piece is arranged in the inner rod, and the connecting assembly is matched with one end of the L-shaped rod piece of the pre-embedded assembly through the inner rod. The embedded component has the technical advantages that the embedded component needs to be dismantled by a special tool, the vertical rod of the embedded component is