The utility model discloses an assembled displacement steel -pipe column coupling rod relates to bridge construction field, include: fixed - length poles, it includes the first body of rod, and the one end of the first body of rod is fixed with first connecting plate, and first connecting plate is used for the assembly at the steel -pipe column. Adjust the pole, it includes the second body of rod,and the one end of the second body of rod is fixed with the second connecting plate, and the second connecting plate is used for the assembly to be fixed with the sleeve pipe in steel -pipe column, the one end that the second connecting plate was kept away from to the second body of rod, and sleeve pipe part at least stretches into in the first body of rod. The regulating part, it sets up on thesleeve pipe, and the regulating part is used for adjusting sleeve to stretch into the length in the first body of rod, and the regulating part is fixed with the one end that first connecting plate waskept away from to the first body of rod. The utility model provides an assembled displacement steel -pipe column coupling rod can reduce steel -pipe column construction precision and require, reducethe steel -pipe column damage.