Fire -proof partition

The utility model discloses a fire -proof partition, including keel frame, keel frame includes bottom installation roof beam and top installation roof beam, and bottom installation roof beam and top install between the roof beam evenly that the interval is fixed with a plurality of vertical roof beams, and the joint has a fire prevention component between two vertical roof beams, the fire prevention component includes first PLASTIC LAMINATED and second PLASTIC LAMINATED, first PLASTIC LAMINATED and second PLASTIC LAMINATED are connected through two baffles, have laid the acoustic material between two baffles, first PLASTIC LAMINATED and second PLASTIC LAMINATED still have the extension in the outside of two baffles to be formed with the joint chamber through extension and two baffles, state the fire prevention component and pass through joint chamber joint between two vertical roof beams, the width of extension equals the half of vertical roof beam. The utility model aims to solve thetechnical problem that a