Households pay more and more attention to fire doors in their daily lives. However, many people know very little about the daily maintenance knowledge of fire doors. The maintenance of fire doors is very important to us, after all, it is related to the safety of our residence. So what maintenance knowledge does the fire door have?
fire-proof door
1. Prevent the normally closed fire doors installed on the evacuation walkway, the front room of the smoke-proof stairwell or the shared front room from artificially making them normally open during use, and become "normally open" fire doors. In the event of a fire, such "Normally open" fire doors can not play the role of blocking smoke and fire prevention;
2. Check the integrity of the fire doors frequently, check whether the door closers and sequencers are easy to use, whether the fire doors can be closed in order, and whether the screws on the hinges and hinges are loose. If damaged, organize repairs immediately;
3. Eliminate the one-sided pursuit of decorative effects by the user unit, cancel the fire door frame and only set the door cover made of ordinary wood, replace the original frame of the door leaf with other materials, and attach a large-scale decorative surface layer to destroy the fireproof coating. Can not achieve fire prevention effect;
4. The normally open fire door should be tested regularly to check whether its self-closing control system, door closer, sequencer, release switch, etc. are easy to use, and whether it can effectively close itself when a fire occurs. At the same time, it is necessary to resolutely prevent random stacking of objects next to the normally open fire door.
