Supporting structure for steel structure house construction

The utility model discloses a supporting structure for steel structure house construction, which is characterized in that a supporting arm is arranged above a base, a top seat is arranged at the top of the supporting arm, and two U-shaped supporting seats are arranged above the top seat; through threaded holes are formed in the two side parts of the supporting seat, screws are mounted in the threaded holes in a threaded manner, and the screws penetrate through the threaded holes; and clamping discs are rotationally mounted at the end parts, extending into the supporting seat, of the screw rods. According to the utility model, the screw rod is tightened by holding the rotary handle and applying a force, and the screw rod pushes the clamping discs to approach to the top beam, so that the two clamping discs on the supporting seat can clamp the top beam and play a role in limiting and fixing the top beam, and the condition of hole slot dislocation caused by deviation of the top beam in the supporting process is a