The utility model discloses a high sealing push -and -pull type
fire door, including outer wall, drive component,
fire door subassembly, emergency door subassembly and
smoke alarm, under no fire scene, when personnel are close to
fire door, the
human body sensor inside
smoke alarm detects personnel in and out, and the
electric signal conduction
drive motor makes the fire door open, and after five seconds when the
human body sensor does not detect personnel, the
drive motor drives the fire door to close, when just appearing the fire, the
smoke alarm detects the smoke, and the
electric signal conduction makes the
loudspeaker send the fire warning, when the fire is bigger, and the power supply is
cut off, the
fire escape personnel pulls open the heat insulation cover plate, and unscrews the mechanical door lock, and the emergency door opens, so that the
fire escape personnel realizes the escape, the emergency door subassembly in the utility model discloses adopts the simple mechanical structure of hinge articulates, and the
fire escape personnel can realize the escape from the scene only with small physical consumption and less operation process, improves the personnel escape efficiency when there is no power supply under the fire condition.