Novel fire-fighting door

Abstract

The application discloses a novel fire-fighting door. The fire-fighting door comprises a door frame and a main door leaf hinged to the door frame, and a fireproof embedded lock is arranged on the movable side of the main door leaf; sealing strips are arranged on the periphery of the inner side of the door frame; a door closer is arranged between the upper portion of the main door leaf and the doorframe; the main door leaf comprises a first metal framework, and a first fireproof plate and a first decorative plate which are sequentially covered on the two faces of the metal framework; the firstmetal framework comprises a first top plate and a first bottom plate; the space between the first top plate and the first bottom plate is filled with a fireproof thermal insulation material; an escape exit is formed in the main door leaf; an escape door leaf is arranged in the escape exit; the escape door leaf is made of a fireproof thermal insulation material; the escape door leaf is hinged withan escape exit spring; a sealing strip is arranged on the inner side of the escape exit; and limiting strips are arranged on the side, in the closing direction of the escape door leaf, of the periphery of the escape exit. The fire-fighting door has the advantages of being simple in structure, good in sealing effect, rapid in passing during escape and the like.

Description

technical field [0001] The present disclosure generally relates to the technical field of fire protection, and in particular relates to a novel fire door. Background technique [0002] A fire door is a door that meets the fire resistance, integrity and thermal insulation requirements for a certain period of time. It is usually installed at the exit of the escape route for personnel evacuation and to prevent the spread of fire and smoke. When a fire breaks out, due to the setting of the existing fire doors, it takes a long time for the evacuees to open and pass through the fire doors, which prolongs the evacuation time and increases the fire risk. Contents of the invention [0003] In view of the above-mentioned defects or deficiencies in the prior art, it is desired to provide a novel fire door through which people can quickly evacuate when a fire breaks out. [0004] In the first aspect, the present application provides a new type of fire door, including a door frame an...

AI Technical Summary

Problems solved by technology

In the event of a fire, due to the setting of the existing fire doors, it takes a long time for the evacuees to open and pass through the fire doors, which prolongs the evacuation time and increases the risk of fire

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