Two-way opening single casement escape door

A two-way opening and escape door technology, applied in the field of fire doors, can solve problems such as timely escape of unfavorable personnel, and achieve the effect of reducing the danger of people being trapped

Inactive Publication Date: 2006-09-20
SHANGHAI SENLIN SPECIAL TYPE STEEL DOOR
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

One side of the fire door blocks the door leaf due to the stepped high edge of the door frame, so that the door leaf can only be opened in one direction toward the lower edge of the door frame. In case of fire, this kind of fire door has only one opening direction, which is not conducive to the timely escape of personnel.

Method used

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  • Two-way opening single casement escape door
  • Two-way opening single casement escape door
  • Two-way opening single casement escape door

Examples

Experimental program
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Embodiment Construction

[0011] The accompanying drawings show that the structure of the present invention is composed of a door frame 1, a door leaf 6, a smoke-proof sealing strip 9, a hinge 2, a door closer 3, and a fireproof lock 8. The door frame 1 is made of a rectangular frame with a stepped profile. Equipped with a door leaf 6 composed of a skeleton and a panel. The surface of the door leaf 6 is a heat insulation board 12, and calcium silicate fireproof material 10 is filled between the panels on both sides. There is a door opening in the middle of the door leaf 6, and the edge of the door opening is made into a small door frame. The small door frame is a rectangular frame with a stepped cross-section. The small door frame is equipped with a small door leaf 7 opposite to the opening direction of the door leaf 6. Calcium silicate fireproof material 10 is filled between the panels of the small door leaf 7. A longitudinal edge of the small door leaf 7 is hinged with a hinge. The small door frame in...

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Abstract

A single leaf escape door of double- way opening type is prepared as setting a door opening at middle of door leaf and setting small door frame along said opening, erecting small door leaf with opening direction opposite to said door leaf in small door frame, hinging a longitudinal edge of small door leaf with small door frame, setting fume resisting seal strip on side edge of small door leaf, setting door closer at top of small door leaf and small door frame, erecting fire proofing lock on longitudinal free edge of small door leaf and erecting a ring bolt on small door frame.

Description

Technical field: [0001] The present invention relates to fire doors for openings in buildings. Background technique [0002] Existing fire door mainly is made up of door frame, door leaf, smoke-proof sealing strip, hinge hinge, door closer, fireproof lock. The door frame is usually made of a stepped profile and is fixed to the perimeter of the opening of the building in a rectangular frame. The door frame is equipped with a door leaf composed of a skeleton and a panel. The surface of the door leaf is a heat insulation board, and calcium silicate board fireproof material is filled between the panels on both sides. The smoke-proof sealing strip is embedded around the door leaf. It is hinged with the door frame, and the other side is equipped with a fire lock and a bolt hole in the door frame, and a door closer is installed on the upper part of the door leaf and the door frame. One side of the fire door blocks the door leaf due to the stepped high edge of the door frame, so t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E06B5/16E06B7/16E06B7/28
Inventor 黄祥生童友才王大弟
Owner SHANGHAI SENLIN SPECIAL TYPE STEEL DOOR
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