CN223984374U

CN223984374U - Hinge

Info

Publication number: CN223984374U
Application number: CN202520538941.4U
Authority: CN
Inventors: 黎权辉
Original assignee: Zhaoqing Mingwu Door And Window Hardware Products Co ltd
Current assignee: Zhaoqing Mingwu Door And Window Hardware Products Co ltd
Priority date: 2025-03-26
Filing date: 2025-03-26
Publication date: 2026-03-10
Anticipated expiration: 2035-03-26

Abstract

The application provides a hinge which is used for hinging a fan frame and a fixed frame. The hinge comprises a fixed plate, a receiving plate, a first swing arm and a second swing arm, wherein the first swing arm and the second swing arm are of strip flat plate structures, one end of the first swing arm is hinged to one end of the fixed plate, the other end of the first swing arm is hinged to the plate body of the receiving plate, one end of the second swing arm is hinged to the plate body of the fixed plate, the other end of the second swing arm is hinged to one end of the receiving plate, the fixed plate is fixedly provided with a first pressing piece and a second pressing piece, the first pressing piece is arranged between the first swing arm and the fixed plate in a bonding mode, and the second pressing piece is arranged between the second swing arm and the fixed plate in a bonding mode. According to the application, through the hinge structures of the first swing arm and the second swing arm and the arrangement of the pressing piece on the fixed plate, the overall bearing capacity of the hinge is improved, the weight of the large-area glass window can be better coped with, and the hinge can be stable and reliable in a high-altitude strong wind environment.

Description

Hinge

Technical Field

The application relates to the technical field of door and window hardware hinge fittings, in particular to a hinge.

Background

Curtain wall windows are very widely used in high-rise buildings. The curtain wall window is generally opened in an outward opening mode, and the reliability of a hinge structure used by the curtain wall window is very important for ensuring high-altitude safety.

At present, when the hinge for curtain wall windows is used for coping with large-area glass windows and high-altitude strong wind environments, hidden dangers of insufficient bearing performance and safety reliability exist.

Therefore, research on hinges with strong bearing performance and high reliability is a problem to be solved urgently by those skilled in the art.

Disclosure of utility model

In order to overcome the defects of the prior art, the application provides the hinge which is particularly suitable for curtain wall windows, has the advantages of good bearing performance, high reliability, simple structure and the like, and overcomes the defects of the prior hinge products.

The hinge comprises a fixed plate, a bearing plate, a first swing arm and a second swing arm, wherein the fixed plate is used for being connected with the fixed frame in a mounting mode, the bearing plate is used for being connected with the fan frame in a mounting mode, the first swing arm and the second swing arm are hinged with the fixed plate and the bearing plate, the first swing arm and the second swing arm are of long-strip flat plate structures, one end of the first swing arm is hinged to one end portion of the fixed plate, the other end of the first swing arm is hinged to the plate body portion of the bearing plate, one end of the second swing arm is hinged to the plate body portion of the fixed plate, the other end of the second swing arm is hinged to one end portion of the bearing plate, the fixed plate is fixedly provided with a first pressing piece and a second pressing piece, the first pressing piece is arranged between the first swing arm and the fixed plate in a bonding mode, and the second pressing piece is arranged between the second swing arm and the fixed plate in a bonding mode.

In an alternative implementation manner, the first pressing piece is of a flat plate structure, and the first pressing piece extends along the direction when the first swing arm is folded on the fixed plate to form the reinforcing part.

In an alternative implementation, the second pressing piece is in a flat plate structure, and an extension part is formed by extending along the direction when the second swinging arm is folded on the fixed plate.

In an alternative implementation manner, the second pressing piece is fixedly provided with a positioning piece for limiting the maximum unfolding amplitude of the second swing arm, and the positioning piece is located on one side, facing the first swing arm, of one end, hinged with the fixing plate, of the second swing arm.

In an alternative implementation, a folding positioning surface for abutting against the first swing arm when the hinge is folded is formed on one side of the positioning piece.

In an alternative implementation mode, one end of the first swing arm is provided with a bending part, the bending part is hinged with the fixed plate, and the arm body of the second swing arm is provided with a bending part.

In an alternative implementation mode, the elbow part of the first swing arm is hinged with the fixed plate through a first pin, the other end of the first swing arm is hinged with the bearing plate through a third pin, one end of the second swing arm is hinged with the fixed plate through a second pin, and the other end of the second swing arm is hinged with the bearing plate through a fourth pin.

In an alternative implementation, the virtual connection line of the first pin and the third pin is located in the arm edge of the first swing arm, and the virtual connection line of the second pin and the fourth pin is located in the arm edge of the second swing arm.

In an alternative implementation, the first press is secured to the fixed plate by a first fastener, the second press is secured to the fixed plate by a second fastener and a third fastener, the third fastener being located at the extension.

In an alternative embodiment, one end of the receiving plate is provided with a connecting plate perpendicular to the receiving plate.

Compared with the prior art, the technical scheme provided by the application has at least the following beneficial effects:

(1) Through the articulated structure of first swing arm and second swing arm and the setting of casting die on the fixed plate, improved the whole bearing capacity of hinge, can deal with the weight of large tracts of land glass window better, also can keep reliable and stable under high altitude strong wind environment.

(2) The reinforcing part of the first pressing piece and the extending part of the second pressing piece further enhance the stability of the structure, and the positioning piece on the second pressing piece effectively limits the maximum unfolding amplitude of the second swing arm, so that the safety is improved.

(3) The bending part of the first swing arm, the bending part of the second swing arm and the pin connecting line are positioned in the edge of the arm body, and the like, so that the bearing performance of the first swing arm and the second swing arm is improved, and the service life is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of an unfolded state of a hinge according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a fixing plate and a pressing member of a hinge according to an embodiment of the present application.

Fig. 3 is a schematic view of a portion of a hinge according to an embodiment of the present application.

Fig. 4 is a schematic structural view of a hinge according to an embodiment of the present application.

Reference numerals illustrate:

1. A fixing plate; 11, a fixing hole, 2, a bearing plate, 21, a connecting plate, 22, a mounting hole, 3, a first swing arm, 31, an elbow part, 4, a second swing arm, 41, a bending part, 5, a first pressing part, 51, a reinforcing part, 52, a first fastening nail, 53, a first pin hole, 6, a second pressing part, 61, an extending part, 62, a second fastening nail, 63, a third fastening nail, 64, a second pin hole, 7, a positioning piece, 71, a folding positioning surface, 81, a first pin, 82, a second pin, 83, a third pin, 84, a fourth pin, 85 and a rivet.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, are intended to fall within the scope of the present application.

The terms "first," "second," and the like herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

Furthermore, herein, the terms "upper," "lower," and the like, are defined with respect to the orientation in which the structure is schematically disposed in the drawings, and it should be understood that these directional terms are relative concepts, which are used for descriptive and clarity with respect thereto and which may be varied accordingly with respect to the orientation in which the structure is disposed.

Referring to fig. 1 to 4, an embodiment of the present application provides a hinge, which is particularly suitable for hinging a fan frame and a fixed frame with high reliability requirements of a curtain wall window.

In the application, as shown in the combination of fig. 1, the hinge comprises a fixed plate 1 for being connected with a fixed frame in a mounting way, a bearing plate 2 for being connected with a fan frame in a mounting way, and a first swing arm 3 and a second swing arm 4 which are hinged with the fixed plate 1 and the bearing plate 2.

In order to avoid motion interference and ensure the structural stability of stress, the first swing arm 3 and the second swing arm 4 are both of long flat plate structures.

In the application, one end of a first swing arm 3 is hinged to one end of a fixed plate 1, the other end of the first swing arm 3 is hinged to a plate body of a bearing plate 2, one end of a second swing arm 4 is hinged to the plate body of the fixed plate 1, and the other end of the second swing arm 4 is hinged to one end of the bearing plate 2.

In order to avoid excessive friction between the first swing arm 3 and the second swing arm 4 during the opening and closing movement and avoiding interference effects of fastening fittings such as screws, as shown in fig. 1 and 2, in this embodiment, the fixing plate 1 is fixedly provided with a first pressing member 5 and a second pressing member 6, the first pressing member 5 is attached between the first swing arm 3 and the fixing plate 1, and the second pressing member 6 is attached between the second swing arm 4 and the fixing plate 1.

In order to enhance the supporting effect on the first swing arm 3, as shown in fig. 2, in this embodiment, the first pressing member 5 is in a flat plate structure, and the reinforcing portion 51 is formed to extend along the direction when the first pressing member 5 is folded on the fixed plate 1.

As shown in fig. 2, the second pressing member 6 has a flat plate structure, and the second pressing member 6 is formed with an extension portion 61 extending in the direction when the second swing arm 4 is folded on the fixed plate 1.

In the present embodiment, as shown in fig. 2, the first pressing member 5 is fixed to the fixing plate 1 by the first fastening nails 52, the second pressing member 6 is fixed to the fixing plate 1 by the second fastening nails 62 and the third fastening nails 63, and the third fastening nails 63 are located at the extending portions 61. The tension requirement of the hinge can be satisfied by the distributed arrangement of the fastening nails, and the stability of the second pressing member 6 can be improved by fixedly connecting the extension 61 with the fixing plate 1 through the third fastening nail 63.

Further, in order to improve the mounting stability of the first pressing member 5 and the second pressing member 6, it is also possible to reinforce the mounting connection thereof with the fixing plate 1 by using rivets 85.

As shown in fig. 1 and 2, in the present application, the second pressing member 6 is fixedly provided with a positioning member 7 for limiting the maximum expansion range of the second swing arm 4, and the positioning member 7 is located at a side facing the first swing arm 3 at an end of the second swing arm 4 hinged to the fixing plate 1.

As shown in fig. 3 and 4, in the present embodiment, a folding positioning surface 71 for abutting the first swing arm 3 when the hinge is folded is formed on one side of the positioning member 7.

As shown in fig. 4, when the hinge is folded, the first swing arm 3 and the second swing arm 4 drive the receiving plate 2 to fold onto the fixing plate 1, and the folding positioning surface 71 of the positioning piece 7 can abut against the first swing arm 3.

In the application, as shown in fig. 3, one end of the first swing arm 3 is provided with a bent portion 31, the bent portion 31 is hinged with the fixed plate 1, and the arm body of the second swing arm 4 is provided with a bent portion 41.

Through the cooperation setting of elbow portion 31 and bending portion 41, can make the coincidence of first swing arm 3 and second swing arm 4 and fixed plate 1 more when the hinge is received, reduce the hinge structure.

Referring to fig. 1 and 3, in the present application, a bent portion 31 of a first swing arm 3 is hinged to a fixed plate 1 through a first pin 81, the other end of the first swing arm 3 is hinged to a receiving plate 2 through a third pin 83, one end of a second swing arm 4 is hinged to the fixed plate 1 through a second pin 82, and the other end of the second swing arm 4 is hinged to the receiving plate 2 through a fourth pin 84.

As shown in connection with fig. 2, to facilitate pin fixation, the first presser 5 is provided with a first pin hole 53 through which a first pin 81 passes, and the second presser 6 is provided with a second pin hole 64 through which a second pin 82 passes. Correspondingly, the receiving plate 2 is also provided with pin holes (not shown in the figure) through which the third pin 83 and the fourth pin 84 pass.

In the application, the virtual connecting lines of the first pin 81 and the third pin 83 are positioned in the arm body edge of the first swing arm 3, and the virtual connecting lines of the second pin 82 and the fourth pin 84 are positioned in the arm body edge of the second swing arm 4.

As shown in fig. 1 and 2, in order to facilitate the installation of the fixing plate 1 and the receiving plate 2, the fixing plate 1 is provided with a plurality of fixing holes 11 through which fastening screws pass, and the receiving plate 2 is provided with a plurality of installation holes 22 through which fastening screws pass.

In the application, the fixing plate 1 is arranged on the fixing frame through a common installation mode (such as bolt connection and the like), and the receiving plate 2 is arranged on the fan frame through a corresponding installation structure. The first swing arm 3 and the second swing arm 4 are hinged with the fixed plate 1 and the bearing plate 2 respectively, and each pin (the first pin 81, the second pin 82, the third pin 83 and the fourth pin 84) passes through the corresponding pin hole to realize a stable hinged relationship.

And, the first pressing member 5 is fixed on the fixing plate 1 by the first fastening nail 52 and is ensured to be closely attached to the first swing arm 3, and the reinforcing portion 51 thereof can play an effective stress dispersion and structural reinforcement role when the first swing arm 3 is folded to the fixing plate 1. The second pressing piece 6 is fixed on the fixed plate 1 through the second fastening nail 62 and the third fastening nail 63, the third fastening nail 63 is located on the extending part 61, the extending part 61 can play a similar role when the second swing arm 4 is folded, the positioning piece 7 accurately limits the maximum unfolding amplitude of the second swing arm 4, and the folding positioning surface 71 can be abutted with the first swing arm 3 when the hinge is folded, so that accurate positioning is realized.

In order to achieve a more stable mounting reliability of the hinge and the fan frame, as shown in fig. 1, a connecting plate 21 is provided at one end of the receiving plate 2 perpendicular to the receiving plate 2.

In the present application, when the sash frame is unfolded or folded about the hinge with respect to the fixed frame, the first swing arm 3 and the second swing arm 4 perform a rotational movement on the basis of the respective hinge points.

Because the virtual connecting lines of the first pin 81 and the third pin 83 are positioned in the edge of the arm body of the first swing arm 3, and the virtual connecting lines of the second pin 82 and the fourth pin 84 are positioned in the edge of the arm body of the second swing arm 4, the structure design ensures that the swing arm is more stable in the moving process, reduces the possibility of shaking and deformation, and improves the bearing performance of the first swing arm 3 and the second swing arm 4 through the improved design of the virtual connecting lines when the fan frame is opened, thereby avoiding the overlarge stress of the swing arm from bending deformation and prolonging the service life.

Meanwhile, the connecting plate 21 vertically arranged on the bearing plate 2 is convenient to connect and mount with the fan frame, and can effectively transmit force when the whole structure is stressed, so that the stability of the whole hinge structure is ensured.

While the hinge provided in the embodiments of the present application has been described in detail and with specific examples to explain the principles and embodiments of the present application, the above description is only for aiding in understanding the method and core mechanism of the present application, and meanwhile, the present disclosure should not be construed as limiting the present application, since those skilled in the art will have variations in specific examples and application scope according to the concepts of the present application.

Claims

1. A hinge for hinged connection of a fan frame and a fixed frame, characterized in that the hinge comprises: a fixed plate for mounting connection with the fixed frame, a receiving plate for mounting connection with the fan frame, and a first swing arm and a second swing arm hinged to the fixed plate and the receiving plate;

Both the first swing arm and the second swing arm are long, flat plate structures; one end of the first swing arm is hinged to one end of the fixed plate, and the other end of the first swing arm is hinged to the plate body of the receiving plate; one end of the second swing arm is hinged to the plate body of the fixed plate, and the other end of the second swing arm is hinged to one end of the receiving plate.

The fixing plate is fixedly provided with a first pressing member and a second pressing member. The first pressing member is fitted between the first swing arm and the fixing plate, and the second pressing member is fitted between the second swing arm and the fixing plate.

2. The hinge according to claim 1, characterized in that: the first pressing member is a flat plate structure, and the first pressing member extends along the orientation of the first swing arm when it is retracted into the fixed plate to form a reinforcing portion.

3. The hinge according to claim 1 or 2, characterized in that: the second pressing member is a flat plate structure, and the second pressing member extends along the orientation of the second swing arm when it is retracted into the fixed plate to form an extension portion.

4. The hinge according to claim 1, characterized in that: the second pressure member is fixedly provided with a positioning member for limiting the maximum extension range of the second swing arm, the positioning member being located on the side facing the first swing arm at the end of the second swing arm that is hinged to the fixed plate.

5. The hinge according to claim 4, characterized in that: one side of the positioning member is formed with a closing positioning surface for abutting against the first swing arm when the hinge is closed.

6. The hinge according to claim 1, characterized in that: one end of the first swing arm is provided with a bent head, the bent head being hinged to the fixed plate; the arm body of the second swing arm has a bent portion.

7. The hinge according to claim 6, characterized in that: the bent head of the first swing arm is hinged to the fixed plate by a first pin, and the other end of the first swing arm is hinged to the receiving plate by a third pin; one end of the second swing arm is hinged to the fixed plate by a second pin, and the other end of the second swing arm is hinged to the receiving plate by a fourth pin.

8. The hinge according to claim 7, wherein: the virtual connection line between the first pin and the third pin is located within the edge of the first swing arm; and the virtual connection line between the second pin and the fourth pin is located within the edge of the second swing arm.

9. The hinge according to claim 3, characterized in that: the first pressing member is fixed to the fixing plate by a first fastening screw; the second pressing member is fixed to the fixing plate by a second fastening screw and a third fastening screw, wherein the third fastening screw is located in the extension portion.

10. The hinge according to claim 1, characterized in that: a connecting plate is provided at one end of the receiving plate perpendicular to the receiving plate.