Quickly-assembled steel structure

The utility model discloses a fast-assembly type steel structure and relates to the technical field of steel structures, the fast-assembly type steel structure comprises a plurality of steel bodies and a plurality of connecting mechanisms used for connecting every two adjacent steel bodies, the two ends of each steel body are provided with an upper connecting base and a lower connecting base correspondingly, and the upper connecting bases are provided with a plurality of upper containing grooves used for penetrating through the connecting mechanisms; the upper connecting seat is provided with a plurality of upper placing grooves for placing the connecting mechanism, the lower connecting seat is provided with a plurality of lower placing grooves for placing the connecting mechanism, the connecting mechanism comprises a connecting block and two pairs of locking assemblies arranged at the positions, close to the two vertical ends, of the connecting block, and the two pairs of locking assemblies are matched with