Wind-resistant hinge

Abstract

The utility model discloses a wind-resistant hinge. The first support arm, the second support arm and the third support arm are arranged between the first connecting arm and the second connecting arm, the first support arm, the second support arm and the third support arm are arranged from left to right and are respectively and movably connected with the first connecting arm, and a first windproof nail is arranged on the right side of the first support arm. The first windproof nail comprises a first limiting part, a second limiting part and a first connecting part which are arranged from top to bottom and become smaller from top to bottom, the second limiting part is in contact connection with the lower end of the first supporting arm, a first clamping groove matched with the second limiting part is formed in the lower end of the first supporting arm, and the first limiting part is arranged above the first supporting arm; longitudinal swing borne by the hinge can be resisted through the first limiting part, transverse swing borne by the hinge can be resisted through the second limiting part, and therefore the influence of wind on the hinge is reduced, and the anti-wind hinge has the advantages of being ingenious in structure, firm and durable.

Description

Technical Field

[0001] The utility model relates to a hinge, in particular to a wind-resistant hinge capable of reducing the influence of wind force. Background Art

[0002] When the window sash is blown by the wind, it will swing horizontally and vertically. This long-term swinging can easily damage the hinges. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to provide a wind-resistant hinge, which can effectively solve the problem of swinging of the window sash when it is blown by the wind. The first limiting part can resist the longitudinal swing of the hinge, and the second limiting part can resist the lateral swing of the hinge, thereby reducing the impact of wind on the hinge. The utility model has the characteristics of ingenious structure, strong and durable.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a wind-resistant hinge, comprising a first connecting arm, a second connecting arm, and a first support arm, a second support arm and a third support arm arranged between the first and second connecting arms, the first support arm, the second support arm and the third support arm being arranged from left to right and being movably connected to the first connecting arm respectively, characterized in that a first windproof nail is provided on the right side of the first support arm, the first windproof nail comprises a first limiting portion, a second limiting portion and a first connecting portion which are arranged from top to bottom and become smaller from top to bottom, the second limiting portion is contact-connected with the lower end portion of the first support arm, the lower end portion of the first support arm is provided with a first card slot which cooperates with the second limiting portion, and the first limiting portion is provided above the first support arm;

[0005] A fixing pin is provided on the right side of the first windproof pin, and the maximum rotation circumference of the axis of the fixing pin is tangent to the maximum rotation circumference of the axis of the first windproof pin.

[0006] Furthermore, the thickness of the first limiting portion is greater than or equal to the thickness of the first arm.

[0007] Furthermore, the first connecting arm is provided with a first fixing hole matched with the first connecting portion.

[0008] Furthermore, the upper end of the third arm is movably connected to the second connecting arm, and the second connecting arm is provided with a second windproof nail, and the second windproof nail includes a third limiting portion and a second connecting portion arranged from top to bottom and increasing in size from top to bottom, and the third limiting portion is in contact connection with the lower end of the third arm;

[0009] The thickness of the third limiting portion is equal to or less than the thickness of the third support arm;

[0010] A second slot matching the third limiting portion is provided on the side wall of the lower end portion of the third support arm.

[0011] Furthermore, the second connecting arm is provided with a second fixing hole matched with the second connecting portion.

[0012] The present invention adopts the above-mentioned technical solution, overcomes the shortcomings of the background technology, and provides a wind-resistant hinge, which can effectively solve the problem of swinging of the window sash when it is blown by the wind. The first limiting part can resist the longitudinal swing of the hinge, and the second limiting part can resist the lateral swing of the hinge, thereby reducing the impact of wind on the hinge. It has the characteristics of ingenious structure, strong and durable. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Attachment Figure 1 It is a structural diagram of the present utility model.

[0014] Attachment Figure 2 This is a schematic diagram of the split structure of the utility model.

[0015] Attachment Figure 3 This is a schematic structural diagram of the first windproof nail in the present invention.

[0016] Attachment Figure 4 This is a schematic structural diagram of the second windproof nail in the present invention.

[0017] Attachment Figure 5 This is a schematic diagram of the use state of the utility model.

[0018] In the figure: first connecting arm 1, first fixing hole 101, second connecting arm 2, second fixing hole 201, first support arm 3, first slot 301, second support arm 4, third support arm 5, second slot 501, first windproof nail 6, first limiting part 601, second limiting part 602, first connecting part 603, fixing nail 7, second windproof nail 8, third limiting part 801, second connecting part 802, window sash 9, window frame 10. DETAILED DESCRIPTION

[0019] The following descriptions of the embodiments refer to the accompanying drawings to illustrate specific embodiments in which the present invention may be implemented. Directional terms used herein, such as up, down, front, back, left, right, inside, outside, and side, are used solely with reference to the accompanying drawings. Therefore, these directional terms are intended to illustrate and facilitate understanding of the present invention and are not intended to limit the present invention. In the drawings, similar structural elements are denoted by the same reference numerals.

[0020] The following further describes the specific embodiments of the present invention in conjunction with the accompanying drawings to make the technical solutions and beneficial effects of the present invention clearer and more specific.

[0021] See attached Figures 1 to 5 The present invention includes a first connecting arm 1, a second connecting arm 2, and a first support arm 3, a second support arm 4 and a third support arm 5 arranged therebetween. The first support arm 3, the second support arm 4 and the third support arm 5 are arranged from left to right and are movably connected to the first connecting arm 1 respectively. The feature is that a first windproof nail 6 is provided on the right side of the first support arm 3. The first windproof nail 6 includes a first limiting portion 601, a second limiting portion 602 and a first connecting portion 603 which are arranged from top to bottom and become smaller from top to bottom. The second limiting portion 602 is contact-connected with the lower end of the first support arm 3. The lower end of the first support arm 3 is provided with a first card slot 301 which cooperates with the second limiting portion 602. The first limiting portion 601 is provided above the first support arm 3.

[0022] A fixing pin 7 is provided on the right side of the first windproof pin 6 , and the maximum rotation circumference of the axis of the fixing pin 7 is tangent to the maximum rotation circumference of the axis of the first windproof pin 6 .

[0023] Furthermore, the thickness of the first limiting portion 601 is greater than or equal to the thickness of the first arm 3 .

[0024] Furthermore, the first connecting arm 1 is provided with a first fixing hole 101 that matches the first connecting portion 603 .

[0025] Furthermore, the upper end of the third support arm 5 is movably connected to the second connecting arm 2. The second connecting arm 2 is provided with a second windproof nail 8. The second windproof nail 8 includes a third limiting portion 801 and a second connecting portion 802 arranged from top to bottom and increasing in size from top to bottom. The third limiting portion 801 is in contact connection with the lower end of the third support arm 5.

[0026] The thickness of the third limiting portion 801 is equal to or less than the thickness of the third support arm 5;

[0027] A second slot 501 that matches the third limiting portion 801 is provided on the side wall of the lower end of the third supporting arm 5 .

[0028] Furthermore, the second connecting arm 2 is provided with a second fixing hole 201 that matches the second connecting portion 802 .

[0029] The first limiting portion 601 can resist longitudinal swinging of the hinge, and the second limiting portion 602 and the third limiting portion 801 can resist lateral swinging of the hinge, thereby reducing the influence of wind on the hinge.

[0030] Through the description of the above structure and principle, technical personnel in the relevant technical field should understand that the present invention is not limited to the above specific implementation methods. Improvements and substitutions based on the present invention using the well-known technology in the field should fall within the scope of protection of the present invention and should be defined by the claims.

[0031] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation to the present invention.

[0032] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of the technical features being referred to. Therefore, features specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means more than two, unless otherwise specifically defined.

[0033] In this utility model, unless otherwise expressly specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they may refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection, direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0034] In the description of this specification, the reference terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" mean that the specific features, structures, materials, or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples, unless they are mutually inconsistent.

[0035] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative and cannot be understood as limitations on the present invention. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A wind-resistant hinge comprising a first connecting arm, a second connecting arm, and a first supporting arm, a second supporting arm, and a third supporting arm disposed therebetween, wherein the first supporting arm, the second supporting arm, and the third supporting arm are arranged from left to right and are movably connected to the first connecting arm, respectively. A first windproof nail is provided on the right side of the first support arm, and the first windproof nail includes a first limiting portion, a second limiting portion, and a first connecting portion arranged from top to bottom and becoming smaller from top to bottom, the second limiting portion is in contact connection with the lower end of the first support arm, the lower end of the first support arm is provided with a first clamping groove that cooperates with the second limiting portion, and the first limiting portion is provided above the first support arm; A fixing pin is provided on the right side of the first windproof pin, and the maximum rotation circumference of the axis of the fixing pin is tangent to the maximum rotation circumference of the axis of the first windproof pin.

2. The wind-resistant hinge according to claim 1, characterized in that: The thickness of the first limiting portion is greater than or equal to the thickness of the first supporting arm.

3. The wind-resistant hinge according to claim 1, characterized in that: The first connecting arm is provided with a first fixing hole matched with the first connecting portion.

4. The wind-resistant hinge according to claim 1, characterized in that: The upper end of the third arm is movably connected to the second connecting arm, and the second connecting arm is provided with a second windproof nail, and the second windproof nail includes a third limiting portion and a second connecting portion arranged from top to bottom and increasing in size from top to bottom, and the third limiting portion is in contact connection with the lower end of the third arm; The thickness of the third limiting portion is equal to or less than the thickness of the third support arm; A second slot matching the third limiting portion is provided on the side wall of the lower end portion of the third support arm.

5. The wind-resistant hinge according to claim 4, characterized in that: The second connecting arm is provided with a second fixing hole matched with the second connecting portion.

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