Dinning table with expandable space

The invention relates to a dinning table with an expandable space, and belongs to furniture. The dinning table structurally comprises a table surface, a bottom disc and a support rod, wherein the top end of the support rod is connected with the table surface, the bottom end of the support rod is fixedly arranged on the bottom disc, the table surface is provided with four circular holes, the periphery of each circular hole is uniformly provided with three double-layer blades, a notch is arranged between every two double-layer blades, a cylinder is arranged in the corresponding circular hole, the upper end and lower end of each cylinder are uniformly provided with three movable blades, and the bottom part of the corresponding movable blade at the lower end is provided with a retaining plate. The dinning table with the expandable space has the advantage that when the use space at the surface of the dinning table is not enough, the use space can be vertically increased, the number of object placing is increased, and the stability of objects on the table surface is guaranteed.