Steel bar connecting structure

The utility model belongs to the technical field of building engineering, specifically provide a steel bar connecting structure. The utility model discloses in the annular groove groove that sets up through the root of thread position at the screw thread of the steel bar connecting structure that provides to introduce in follow -up production process through the annular groove groove and mix the lime set, through the adhesion stress that solidifies that mixes the lime set, reinforcing steel bar connecting structure's stability. The utility model discloses in still through the design of intercommunicating pore and communicating pipe for mix the entering annular groove groove production effect that the lime set is can be smoothly swift, and realize the connect function of vertical reinforcement through arc splint and fastening nut to connect convenient and fast, and the stability of the reinforced frame structure through the design further reinforcing of the bell mouth in different axledesign, spiral shell colu