Screw rod fixing recoverable fastener type wall connecting piece

The utility model discloses a screw rod fixing recoverable fastener type wall connecting piece which comprises a wall connecting rod. The wall connecting rod is connected with one end of an L-shaped steel pipe through a fastener, the other end of the L-shaped steel pipe and one face of a steel plate are welded, the other face of the steel plate is connected with a beam or a wall, a reserved hole is formed in the middle of the beam or the middle of the wall, a screw rod penetrates in the reserved hole, and is connected with the steel plate, and a tightening nut is arranged on the screw rod. The wall connecting piece has the advantages of being simple in structure and convenient to operate, and is low in manufacturing cost, the steel plate is fixed to the beam or the wall through the screw rod, the steel plate and the L-shaped steel pipe are welded, the wall connecting rod is connected with the L-shaped steel pipe through the fastener, construction of the wall connecting piece is facilitated, stress is stable, and the wall connecting piece is suitable for construction of most building conditions, and has the advantages of being safe, efficient and cheap.