Discharging platform for placing main beam profile steel

The utility model discloses a girder-shelving profile steel unloading platform which comprises a plurality of girders which are erected between floor slabs on the two sides of an atrium at intervals, and the two ends of all the girders are fixedly connected together through two fixing steel pipes respectively. A group of limiting short steel bars which are vertically arranged are arranged on the floor corresponding to the connecting point between each main beam and the fixed steel pipe, at least three limiting short steel bars are arranged in each group and are respectively arranged on two sides of the main beam and two sides of the fixed steel pipe in an adjacent manner, and the bottoms of the limiting short steel bars are embedded in the floor; the moving range of the main beam and the fixed steel pipe is limited through the limiting short steel bars; a row of secondary beams are paved on the middle suspended parts among all the main beams, and a layer of springboard is paved on the secondary beams to form