The utility model discloses a floor is maked somebody a mere figurehead to computer lab with adjustable, the plate body of buckle is equipped with including the side, the bottom surface of plate body is equipped with the spout of two cross sections for the shape of falling T along two diagonals, the both sides of spout are equipped with a plurality of bolt holes, be equipped with a set ofly through bolt and the fixed roof of bolt hole in the spout respectively, be equipped with the bracing piece below the roof. The utility model discloses low and the awkward technical problem of prior art bearing nature has effectively been solved.