Buckle structure of metal piece and plastic piece

By providing a snap-fit ​​structure with a male insert on a metal part and an insert seat on a plastic part, the problem of low installation and disassembly efficiency of the existing snap-fit ​​structure is solved, an efficient installation and disassembly process is achieved, and the efficiency requirements of production and manufacturing are met.

CN223359630UActive Publication Date: 2025-09-19NINGBO JINCHANG ELECTRONICS CO LTD
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Patent Information

Application Number
CN202422829555.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-20
Publication Date
2025-09-19
Estimated Expiration
2034-11-20

AI Technical Summary

Technical Problem

The existing buckle structure has low efficiency during installation and disassembly, and is difficult to meet the high efficiency requirements of production and manufacturing.

Method used

A snap-fit ​​structure for metal and plastic parts is designed, wherein a male insert is provided on the metal part and an insert seat is provided on the plastic part. When the male insert is inserted into the insert seat, the elastic buckle passes through the buckle hole and presses against the male insert to form a snap-fit ​​fixation, and the insertion resistance is reduced by the wedge-shaped head. When disassembling, the disassembly pin hole is used to achieve quick disassembly.

Benefits of technology

The efficient installation and disassembly of the snap-on structure is achieved, the convenience of installation and disassembly is enhanced, and the efficient demand of production and manufacturing is met.

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Abstract

The utility model relates to a buckling structure of a metal piece and a plastic piece, a male insertion piece is integrally arranged on the metal piece, the male insertion piece is in the shape of a thin square body, and a buckling hole is formed in the male insertion piece; an insertion piece seat is integrally arranged on the plastic part, a fixed supporting column is arranged on one side of the insertion piece seat, and an elastic buckle is arranged on the other side of the insertion piece seat; when the male insertion piece is inserted into the insertion piece seat, the elastic buckle can penetrate through the buckling hole and abut against the male insertion piece, and clamping and fixing are formed. The front end of the male insertion piece is in the shape of a wedge-shaped head. And a dismounting pin hole is formed in the elastic buckle. The male insertion piece is arranged on the metal piece, the insertion piece base is arranged on the plastic piece, and when the male insertion piece is inserted into the insertion piece base, the elastic buckle can penetrate through the buckling hole and abut against the male insertion piece, so that clamping and fixing are formed. Moreover, the wedge-shaped head on the male insertion piece can be inserted and installed more smoothly, and the disassembly pin hole in the elastic buckle can be disassembled more conveniently. The novel buckle structure enables mounting and dismounting to be more convenient and efficient.
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Description

Technical Field

[0001] The utility model relates to the technical field of snap connectors, in particular to a snap structure for metal parts and plastic parts. Background Art

[0002] Snap-fit ​​connections are a relatively effective method for securing product parts, enabling simple and quick assembly. Unlike bolts or welding, which require tools or specialized processes to connect parts, snap-fit ​​connections connect through nesting or locking mechanisms. Due to their low cost and high assembly efficiency, snap-fit ​​connections are widely used in sheet metal parts, plastic-to-metal, and plastic-to-plastic assembly.

[0003] Therefore, there is a need in the art for a snap-fit ​​structure that is more convenient and efficient to install and disassemble to meet higher demands of production and manufacturing. Summary of the Invention

[0004] The purpose of the present invention is to provide a buckle structure for metal parts and plastic parts to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical measures: a snap-fit ​​structure of a metal part and a plastic part, wherein a male plug-in piece is integrally provided on the metal part, and the male plug-in piece is in the shape of a thin square body, and a snap-fit ​​hole is provided on the male plug-in piece; an insert seat is integrally provided on the plastic part, a fixed support column is provided on one side of the insert seat, and an elastic buckle is provided on the other side of the insert seat; when the male insert is inserted into the insert seat, the elastic buckle can pass through the snap-fit ​​hole and press against the male insert, forming a snap-fit ​​fixation.

[0006] As an improvement of the present invention, the buckle hole is square. The purpose of selecting this design is to increase the clamping area and facilitate the insertion of the elastic buckle.

[0007] As an improvement of the present invention, the front end of the male insert is shaped as a wedge-shaped head. The purpose of selecting this design is that the structural shape of the wedge-shaped head can reduce forward resistance when inserted.

[0008] As an improvement to the present invention, the elastic buckle is provided with a disassembly pin hole. The purpose of this design is that when the clamping structure needs to be disassembled, a common pin is inserted into the disassembly pin hole and pulled back slightly to forcibly remove the elastic buckle from the buckle hole, thereby separating the male insert from the insert seat.

[0009] As an improvement of the present invention, there are two fixed support columns. The purpose of selecting this design is to ensure that the male plug is evenly stressed after being inserted.

[0010] Compared to existing technologies, the advantages of this utility model lie in that, by providing a male insert on a metal component and an insert seat on a plastic component, when the male insert is inserted into the insert seat, the elastic buckle passes through the buckle hole and abuts against the male insert, forming a snap-fit ​​connection. Furthermore, the wedge-shaped head on the male insert allows for smoother insertion and installation, while the removal pin hole on the elastic buckle facilitates removal. This novel buckle structure makes installation and removal more convenient and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation to the present invention.

[0012] In the attached figure:

[0013] Figure 1 This is a cross-sectional view of the buckle structure of the metal part and the plastic part described in the present invention.

[0014] Figure 2 It is a three-dimensional diagram of the metal component described in the present utility model.

[0015] Figure 3 This is a front view of the plastic part described in the present invention.

[0016] Figure 4 It is an enlarged view of the insert seat described in the utility model.

[0017] Figure 5 This is an enlarged view of the male plug described in the present utility model.

[0018] Figure 6 This is a schematic diagram of the elastic buckle provided with a disassembly pin hole according to the present invention.

[0019] Explanation of the accompanying reference numerals: 1. Metal part; 2. Male plug; 3. Snap-on hole; 4. Plastic part; 5. Insert seat; 6. Fixed support column; 7. Elastic buckle; 8. Wedge-shaped head; 9. Disassembly pin hole. DETAILED DESCRIPTION

[0020] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention and are not used to limit the present invention.

[0021] Example 1

[0022] Please refer to Figure 1 -6.

[0023] This embodiment provides a snap-fit ​​structure for a metal part and a plastic part, wherein a male inserting piece 2 is integrally provided on the metal part 1, and the male inserting piece 2 is in the shape of a thin square body, and a snap-fit ​​hole 3 is provided on the male inserting piece 2; an inserting piece seat 5 is integrally provided on the plastic part 4, and a fixed support column 6 is provided on one side of the inserting piece seat 5, and an elastic buckle 7 is provided on the other side of the inserting piece seat 5; when the male inserting piece 2 is inserted into the inserting piece seat 5, the elastic buckle 7 can pass through the snap-fit ​​hole 3 and press against the male inserting piece 2, forming a snap-fit ​​fixation.

[0024] In this embodiment, please refer to Figure 5 The buckle hole 3 is square. The square hole can increase the clamping area and facilitate the insertion of the elastic buckle 7.

[0025] In this embodiment, please refer to Figure 5 The front end of the male insert 2 is shaped as a wedge-shaped head 8. The structural shape of the wedge-shaped head 8 is conducive to reducing the resistance encountered by the male insert 2 when passing through the gap when inserted, and is convenient for quick clamping.

[0026] In this embodiment, please refer to Figure 4 There are two fixed support columns 6 so that the male insert 2 is evenly stressed after being inserted.

[0027] For further information, please refer to Figure 6 The elastic buckle 7 is provided with a disassembly pin hole 9. When the clamping structure needs to be disassembled, a common pin is inserted into the disassembly pin hole and pulled back a little to forcibly move the elastic buckle 7 out of the buckle hole 3, thereby separating the male insert 2 from the insert seat 5.

[0028] Compared with the prior art, the present invention has the following advantages: by providing a male insert 2 on a metal component 1 and an insert seat 5 on a plastic component 4, when the male insert 2 is inserted into the insert seat 5, the elastic buckle 7 can pass through the buckle hole 3 and abut against the male insert 2, forming a snap-fit ​​connection. Unless there is external force, the elastic buckle 7 can always abut against the buckle hole 3, ensuring that it will not accidentally come loose.

[0029] The wedge-shaped head 8 on the male insert 2 can be inserted and installed more smoothly, and the disassembly pin hole on the elastic buckle 7 can be disassembled more conveniently. This new buckle structure makes installation and disassembly more convenient and efficient.

[0030] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings. They 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 operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0031] It should also be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "disposed," "installed," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to mechanical connections or electrical connections; they may refer to direct connections or indirect connections through an intermediate medium; and they may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0032] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A buckle structure for metal parts and plastic parts, characterized in that: A male insert (2) is integrally provided on the metal part (1), the male insert (2) being in the shape of a thin square body, and a buckle hole (3) is provided on the male insert (2); an insert seat (5) is integrally provided on the plastic part (4), a fixed support column (6) is provided on one side of the insert seat (5), and an elastic buckle (7) is provided on the other side of the insert seat (5); when the male insert (2) is inserted into the insert seat (5), the elastic buckle (7) can pass through the buckle hole (3) and press against the male insert (2), thereby forming a snap-fit ​​fixation.

2. The buckle structure of a metal part and a plastic part according to claim 1, wherein: The buckle hole (3) is square.

3. The buckle structure of a metal part and a plastic part according to claim 1, wherein: The front end of the male insert (2) is shaped as a wedge-shaped head (8).

4. The buckle structure of a metal part and a plastic part according to claim 1, wherein: The elastic buckle (7) is provided with a disassembly pin hole (9).

5. The buckle structure of a metal part and a plastic part according to claim 1, wherein: There are two fixed support columns (6).