Steel structure daylighting tile

The utility model relates to the technical field of steel structure factory building roofs, in particular to a steel structure lighting tile which comprises a bottom plate, a corrugated plate, a connecting frame, an obtuse angle plate, fastening screws, a supporting plate, a butt joint assembly and a filling assembly, the butt joint assembly is arranged on one side of the corrugated plate, and the filling assembly is arranged in the connecting frame. The obtuse angle plate is in contact with the roof and is in butt joint with the other daylighting tile through the butt joint assembly, at the moment, the supporting plate is located above the obtuse angle plate, then the supporting plate is aligned with the threaded holes, fastening screws are matched with the threaded holes, the supporting plate is fixed to the roof, and the daylighting and heat preservation performance of the corrugated plate can be better through the filling assembly. The daylighting tile is fixed in such a manner, so that the internal struc