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Pushing-type inward opened safety door

A safety door and inner-opening technology, applied in the field of safety doors, can solve problems such as insufficient safety, and achieve the effect of convenient evacuation

Inactive Publication Date: 2015-08-19
SUZHOU ZHONGHENG ENG CONSULTING
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The invention provides a side-opening inward-opening safety door, which aims to solve the problem that the existing indoor ordinary inward-opening door is not safe enough in use, so as to meet the relevant requirements stipulated in the fire protection code

Method used

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  • Pushing-type inward opened safety door

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0064] Embodiment 1: A flat-opening inner-opening safety door

[0065] See attached figure 1 , 6 , 7, 12~18, 27~31, the side-opening inward-opening safety door includes an inward-opening door 1, an outward-turning door frame 2 installed on the outer periphery of the inward-opening door 1, a fixed door frame 3 fixed on the wall, Inner door hinge 4, spring hinge 5, inner door lock 6, safety lock; described inner door 1 can be opened to indoor direction, and described outer door frame 2 can be opened to outdoor direction, described inner door 1 and outer door frame 2 Hinged by the inner door hinge 4, the outer rotating door frame 2 and the fixed door frame 3 are hinged by the spring hinge 5, the inner door lock 6 is installed on the inner door 1, and the safety lock is installed on the outer rotating door frame 2; When the outwardly rotating door frame 2 is closed, an included angle 23 of 5°-10° is provided at the joint between the outwardly rotating door frame 2 and the fixed...

Embodiment 2

[0076] Embodiment 2: A flat-opening inner-opening safety door

[0077] See attached figure 2 , 8, 9, 12~14, 19~22, 27~31, the side-opening inward-opening safety door includes an inward-opening door 1, an outward-turning door frame 2 installed on the outer periphery of the inward-opening door 1, and a door frame fixed on the wall. Fixed door frame 3, inner door hinge 4, spring hinge 5, inner door lock 6, safety lock; described inner door 1 can be opened to indoor direction, and described outer door frame 2 can be opened to outdoor direction, described inner door 1 and The outer rotating door frame 2 is hinged by the inner door hinge 4, the outer rotating door frame 2 and the fixed door frame 3 are hinged by the spring hinge 5, the inner door lock 6 is installed on the inner door 1, and the safety lock is installed on the outer rotating door frame 2 ; When the outwardly rotating door frame 2 is closed, an included angle 23 of 5°-10° is provided at the junction between the out...

Embodiment 3

[0088] Embodiment 3: A flat-opening inner-opening safety door

[0089] See attached image 3 , 10 As shown in ~14, 23~27, and 32~34, the side-opening inward-opening safety door includes an inward-opening door 1, an outward-turning door frame 2 installed on the outer periphery of the inward-opening door 1, a fixed door frame 3 fixed on the wall, Inner door hinge 4, spring hinge 5, inner door lock 6, safety lock; described inner door 1 can be opened to indoor direction, and described outer door frame 2 can be opened to outdoor direction, described inner door 1 and outer door frame 2 Hinged by the inner door hinge 4, the outer rotating door frame 2 and the fixed door frame 3 are hinged by the spring hinge 5, the inner door lock 6 is installed on the inner door 1, and the safety lock is installed on the fixed door frame 3; When the outwardly rotating door frame 2 is closed, an included angle 23 of 5°-10° is provided at the joint between the outwardly rotating door frame 2 and th...

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Abstract

A pushing-type inward opened safety door is characterized by comprising an inward opened door unit, an outward rotating door frame installed on the periphery of the inward opened door unit, a fixed door frame fixed to a wall, inner door hinges, spring hinges, an inner door lock and a safety lock. The inward opened door unit is opened in the indoor direction, the outward rotating door frame is opened in the outdoor direction, the inward opened door unit and the outward rotating door frame are hinged through the inner door hinges, the outward rotating door frame and the fixed door frame are hinged through the spring hinges, the inner door lock is installed on the inward opened door unit, and the safety lock is installed on an outward rotating door frame post or opening side fixed door frame post; in the closed state of the outward rotating door frame, an included angle ranging from 5 to 10 degrees is formed in the fitting position of the outward rotating door frame and the fixed door frame in the outdoor direction; the safety lock comprises a safety lock buckler, a safety lock pin, an upward pulling lock cylinder, a downward pulling lock cylinder, a third locking groove and a fourth locking groove. The pushing-type inward opened safety door replaces of a classroom or office inward opened door effectively, the requirements of fire protection rules are met, usage is simple and facilitated, and the appearance is practical and attractive.

Description

technical field [0001] The invention relates to a safety door, in particular to a flat-opening inner-opening safety door. Background technique [0002] Usually in classrooms or offices in buildings, because people gather indoors for activities, the indoor doors are generally designed as inward-opening doors, see the attached Figure 4 As shown, so that it will not affect the public passage or corridor, beautiful and convenient. However, once an emergency such as fire fighting occurs indoors, people will flock to the door, especially young and inexperienced students, who may block the indoor door that opens inside and cannot escape. Because of similar experience and lessons, the current fire protection regulations specifically require that the doors of classrooms must be designed to open outwards, but this will affect the safety of corridors or passages, and it is not beautiful. Therefore, the architectural designer will design a door in front of the classroom door, and then...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E06B3/36E06B3/70E06B3/72E06B1/52E06B3/04E05B63/14E05C9/00
Inventor 陆耀
Owner SUZHOU ZHONGHENG ENG CONSULTING
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