Back bolt aluminum alloy pendant device

The utility model belongs to the technical field of stone curtain wall back bolt aluminum alloy pendants and discloses a back bolt aluminum alloy pendant device which comprises a pendant body, a hanging groove is formed in the inner side of the top of the pendant body, sawtooth plates are arranged at the two ends of the inner top wall of the hanging groove, and first adjusting bolts are arranged at the tops of the sawtooth plates. The top end of the first adjusting bolt extends to the surface of the top of the pendant body, the first adjusting bolt is spirally connected with the top of the pendant body through threads, a corner connector is arranged in the hanging groove and is of an L-shaped structure, a sawtooth groove is formed in the top of one end of the corner connector, and the sawtooth plate is in meshed connection with the sawtooth groove through teeth arranged at the bottom. The lifting-adjustable sawtooth plate is arranged in the hanging groove and matched with the sawtooth groove in the top of the