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Door hinge

A hinge and linkage technology, applied in the direction of folding panels, door/window accessories, wing parts, etc., can solve the problems of automatic door closing and easy damage to the overall effect of the door.

Active Publication Date: 2021-06-08
GUANGDONG MINGMEN LOCKS IND
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the door hinges with self-closing function are mostly surface-mounted hinges. The exposed parts of such surface-mounted hinges are easy to damage the overall effect of the door.
The traditional hidden door hinge, although it is installed in a concealed manner, cannot achieve the effect of automatic door closing.

Method used

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Embodiment Construction

[0038] Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete and will fully convey the concept of example embodiments. communicated to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

[0039] Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus repeated descriptions thereof will be omitted. It should be noted that in the present disclosure, the terms "comprising", "configured with", and "disposed at" are used to express an open and inclusive meaning, and...

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Abstract

The invention discloses a door hinge. The door hinge comprises a fixed machine body, a linkage assembly, a movable machine body and a self-closing mechanism; a first connecting shaft and a second connecting shaft are arranged in the fixed machine body in the length direction; the two ends of the linkage assembly are hinged to the fixed machine body and the movable machine body correspondingly; a sliding block capable of sliding in the depth direction of the movable machine body is arranged in the movable machine body, one end of the sliding block is hinged to one end of the linkage assembly, and one side of the sliding block is provided with a track straight face and a track inclined face inclining towards the interior of the sliding block; the self-closing mechanism is arranged on the side, close to the track straight face, in the movable machine body and is of a telescopic structure, one end of the self-closing mechanism abuts against the side face of the sliding block, and when the end of the self-closing mechanism abuts against the track inclined face, the sliding block is driven to slide towards the interior of the movable machine body. The door hinge is a concealed hinge and meanwhile has an automatic closing function.

Description

technical field [0001] The invention relates to the technical field of door hardware equipment, in particular to a concealed self-closing door hinge. Background technique [0002] At present, the doors of buildings such as shopping malls, residential quarters, office buildings, and meeting rooms are mostly doors that can be automatically closed. One of the realization methods of this type of door is to use a door hinge with a self-closing function. However, most of the door hinges with self-closing function are surface-mounted hinges, and the exposed parts of such surface-mounted hinges are easy to damage the overall effect of the door. And traditional hidden door hinge, though it is concealed installation, it can not realize the effect of closing the door automatically. Contents of the invention [0003] The present invention is made to solve the above technical problems, and its purpose is to provide a door hinge, which can not only realize concealed installation, but a...

Claims

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Application Information

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IPC IPC(8): E05D3/06E05D11/10E05D5/02E05D7/00E05F1/12
CPCE05D3/06E05D5/02E05D7/0009E05D11/10E05F1/12
Inventor 冉光瑞谢增荣肖骞
Owner GUANGDONG MINGMEN LOCKS IND
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