Fire door with a new Saegikemuri performance

摘要

An object of the present invention is to provide a fire door with a new Saegikemuri performance. And A door frame 1, and the fire door panels, and the sliding door of the guide rail 3 for fire protection door panels and pivotally connected, and a plurality of weather strip 8 provided in the binding portion of the door frame or / and fire protection door panels including. Wherein the first angle iron is provided on the rear side of the right side frame of the fire door panel, the second angle iron to engage the first angle iron at the front side of the right side frame of the door frame is provided, the third to the top of the door frame Yamagata steel 6 is provided, providing a fourth angle steel 7 which connects with the third angle iron to the top of the fire door panel. Even as the sliding door of the guide rail to be pivotally connected to the top end of the fire door panel has melted, without fire protection door panels fall a certain period of time, it plays the role of Saegikemuri to continue, enhance the safety of the fire Saegikemuri sliding door of this kind be able to.FIELD 7