Steel structure beam column

The utility model discloses a steel structure beam column, which belongs to the technical field of steel structures and comprises a beam column, four placing grooves are arranged on the beam column, four supporting components are arranged outside the beam column, cross beams are arranged on the four supporting components, the four cross beams are arranged in the placing grooves, and four fixing components are arranged in the cross beams and the supporting components. By arranging the supporting assembly, the beam column and the containing groove, the cross beam is placed in the containing groove, the cross beam moves out of a positioning rod in the supporting assembly, the positioning rod can position the cross beam, the cross beam can accurately move to the to-be-installed position, and the cross beam is placed on the second connecting plate; the steel column body and the supporting assembly are matched with each other so that the cross beam can be supported, the gravity of the cross beam and the gravity of