Steel structure vehicle shed frame

The utility model discloses a steel structure vehicle shed frame, which relates to the technical field of vehicle shed frames, and comprises a plurality of support structures, a shielding structure and an extension structure, the support structures are arranged side by side, each support structure comprises a stand column section arranged on the ground and a main beam section arranged at the top end of the stand column section, and the shielding structure comprises a shielding plate laid on the main beam section. Each extension structure comprises guide rails, a light plate and a driving assembly, the guide rails are arranged on the sides, close to each other, of the main beam sections in every two adjacent supporting structures, the light plates are arranged below the shielding plates and are in sliding connection with the guide rails, and the driving assemblies used for driving the light plates to slide are arranged on the supporting structures. The use flexibility of the steel structure vehicle shed frame