Universal hole keel structure matched with ceiling veneer installation

The utility model relates to the technical field of decoration construction, in particular to a universal hole keel structure matched with ceiling veneer installation, which comprises conversion layer angle steel and an L-shaped corner brace support at the end of the conversion layer angle steel and is connected onto a wall surface through expansion bolts. Comprising an aluminum plate fixing piece and a ceiling aluminum plate connected to the lower portion of the aluminum plate fixing piece. The conversion layer angle steel and the aluminum plate fixing piece are connected through a universal keel and a full-thread screw. The universal keel is angle steel, long-strip-shaped holes and round holes are alternately formed in a horizontal plate of the angle steel, and the hole diameters of the long-strip-shaped holes and the round holes are larger than the diameter of the full-thread screw. And the strip-shaped holes and the circular holes are alternately arranged at intervals of 10mm. A horizontal plate of the un