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Fire door

A fire-proof door and fire-proof glass technology, applied in the field of fire-proof doors, can solve the problems of high cost, insufficient fit between the door frame and the door leaf of the fire-proof door, and the fireproof effect is not optimal.

Inactive Publication Date: 2016-07-13
天津市宝坻区大顺特种门业有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In addition to the function of ordinary doors, fire doors also have the function of preventing the spread of fire and smoke diffusion, which can prevent the spread of fire within a certain period of time and ensure the evacuation of personnel; the fire door frame and door leaf in the prior art are not tightly bonded , and the cost is relatively high; the fire prevention effect is not optimal

Method used

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Embodiment Construction

[0016] Such as Figure 1 to Figure 3 The fireproof door shown includes a door frame 1, a door leaf 2 arranged on the inner side of the door frame, and a fire door closer 3 arranged on the top of the door leaf; and a fireproof hinge 4 arranged between the door leaf and the door frame; and The square through hole 5 in the middle of the door body; the inside of the square through hole is provided with a composite heat-insulating fireproof glass 6; and a fire door lock 7 arranged on a door leaf; and a fire bolt 8 arranged on the bottom and top of the door leaf; and Set the fire sequencer 9 on the door leaf on the other side of the door closed fire extinguisher.

[0017] The door leaf 2 is composed of a fire door core board 10 and a door leaf panel 11 wrapped around it.

[0018] A first fireproof expansion seal 12 is installed between the square through hole 5 and the composite heat-insulating fireproof glass 6; a second fireproof expansion seal 13 is arranged where the door frame and ...

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Abstract

The invention discloses a fire door comprising a door frame, door sashes arranged in the inner sides of the door frame, fire door closers mounted on the tops of the door sashes, fireproof hinge chains arranged between the door sashes and the door frame, square through holes formed in the middle of the door body, a fireproof door lock mounted on one door sash, fireproof latches arranged on the top and bottom parts of the door sashes and a fireproof syn-position device mounted on the door sash on the other side of the door closer. Composite heat-insulating fireproof glass is placed on the inner side of each square through hole. With a combination between a fire door core plate and door sash panels, the composite heat-insulating fireproof glass on the door sashes and expansion sealing members on corners, tightness of the fire door can be guaranteed and fire prevention effect can be achieved.

Description

Technical field [0001] The invention relates to a fire door, belonging to the technical field of fire door components. Background technique [0002] A fire door refers to a door that can meet the requirements of fire resistance stability, integrity and heat insulation of the fire door within a certain period of time; it is a fire partition with a certain degree of fire resistance, such as fire compartments, evacuation stairwells, and vertical shafts. In addition to the function of ordinary doors, fire doors also have the effect of preventing the spread of fire and smoke, which can prevent the spread of fire within a certain period of time and ensure the evacuation of personnel; the prior art fire door frame and door leaf are not closely attached , And the cost is high; the fire prevention effect is not up to the best state. Summary of the invention [0003] (1) Technical problems to be solved [0004] In order to solve the above-mentioned problems, the present invention proposes a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E06B5/16E06B7/30E06B3/70E06B7/22
Inventor 张辉
Owner 天津市宝坻区大顺特种门业有限公司
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