Indoor ventilating floor device

The utility model relates to an indoor ventilating floor device which is a novel device for ensuring the excellent ventilation of the lower part of a floor. The utility model adopts the structure that the edges of the floor are provided with removable grids, and air holes are arranged on the grids. The floor is supported by brackets, the brackets form air passages which are communicated with one another, and the air passages below the grids are communicated with the air passages below the floor, so the ventilation of the floor is ensured, and the decay of the floor is prevented. The utility model alters the defect that the old floor is not ventilated and is easy to decay, and provides a novel floor device for ensuring the long service life of the floor for people. The utility model is particularly suitable for stadiums and gymnasiums.