Novel insulation board

The utility model belongs to the technical field of heat preservation facilities. The novel insulation board comprises an insulation board body, wherein the aluminum plate layer and the aluminum foilplate layer are installed on the two sides of the polyurethane foaming layer respectively, a reinforcing plate layer is clamped in the polyurethane foaming layer, one end of the reinforcing plate layer extends out of the polyurethane foaming layer, and the polyurethane foaming layer at the other end of the reinforcing plate layer is provided with a groove used for containing the extending end of the reinforcing plate layer. According to the utility model, the connection of the reinforcing plate layers can avoid overlooking from the external environment; the insulation board is simple in structure and better in stability, the connection strength between the insulation boards is improved, the connection stability between the insulation boards is guaranteed, the strength of the insulation boards is further improved b