CN103746210B - A kind of compact type bi-directional contacting shell fragment structure - Google Patents
A kind of compact type bi-directional contacting shell fragment structure Download PDFInfo
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Abstract
本发明公开了一种紧凑型双向接触弹片结构，包括底层安装部、弹性接触部、弹性回转部、用于与固定件的侧壁相卡接的侧向卡装部和用于抵压在固定件的侧壁上的侧向抵压部，弹性回转部由底层安装部的一端反向弯折成形，弹性接触部的一端连接弹性回转部，弹性接触部位于底层安装部的上方且两者之间形成有间隙，底层安装部上开设有与固定件的定位柱配合安装的定位孔，弹性接触部上开设有让固定件的定位柱穿过的通孔，侧向卡装部和侧向抵压部分别连接在底层安装部的两侧，侧向卡装部和侧向抵压部分别向下设置形成了夹持机构。本发明的结构简单，设计紧凑，占用空间极小，双向弹性接触，具有转接可靠、安装稳固、易拆装、维修和组装方便等优点。
The invention discloses a compact two-way contact shrapnel structure, which comprises a bottom mounting part, an elastic contact part, an elastic turning part, a side clamping part for clamping with the side wall of a fixing part and a clamping part for pressing against the fixed part. The lateral pressing part on the side wall of the part, the elastic turning part is reversely bent and formed by one end of the bottom installation part, one end of the elastic contact part is connected to the elastic turning part, and the elastic contact part is located above the bottom installation part and between the two A gap is formed between them. The bottom mounting part is provided with a positioning hole that is fitted with the positioning column of the fixing part. The elastic contact part is provided with a through hole for the positioning post of the fixing part to pass through. The pressing parts are respectively connected to both sides of the installation part of the bottom layer, and the lateral clamping part and the lateral pressing part are arranged downwards respectively to form a clamping mechanism. The invention has the advantages of simple structure, compact design, extremely small space occupation, two-way elastic contact, reliable switching, stable installation, easy disassembly, convenient maintenance and assembly, and the like.
Description
技术领域technical field
本发明涉及弹片技术领域，更具体地说，是涉及一种紧凑型双向接触弹片结构。The invention relates to the technical field of shrapnel, and more specifically relates to a compact bidirectional contact shrapnel structure.
背景技术Background technique
电子产品中常装设有弹片结构，现有的弹片结构一般靠SMT贴片、热熔或螺丝锁等方法固接于固定件(如：电子产品的壳体)上，这样会导致组装繁琐，更换不方便，同时，现有的弹片结构没有在空间紧凑上进行优化，不能满足电子产品的微型化和超薄化要求。Electronic products are often equipped with shrapnel structures. The existing shrapnel structures are generally fixed on the fixing parts (such as: the housing of electronic products) by SMT patches, hot melt or screw locks, which will lead to cumbersome assembly and replacement. It is inconvenient. At the same time, the existing shrapnel structure is not optimized for compact space, and cannot meet the miniaturization and ultra-thinning requirements of electronic products.
发明内容Contents of the invention
本发明的目的在于克服现有技术中的上述缺陷，提供一种设计合理、占用空间极小、拆装方便、安装稳固的紧凑型双向接触弹片结构。The object of the present invention is to overcome the above-mentioned defects in the prior art, and provide a compact two-way contact spring structure with reasonable design, minimal space occupation, convenient assembly and disassembly, and stable installation.
为实现上述目的，本发明提供的技术方案如下：一种紧凑型双向接触弹片结构，其包括底层安装部、弹性接触部、弹性回转部、用于与固定件的侧壁相卡接的侧向卡装部和用于抵压在固定件的侧壁上的侧向抵压部，所述弹性回转部由所述底层安装部的一端反向弯折成形，所述弹性接触部的一端连接所述弹性回转部，所述弹性接触部位于所述底层安装部的上方且两者之间形成有间隙，所述底层安装部上开设有与固定件的定位柱配合安装的定位孔，所述弹性接触部上开设有让固定件的定位柱穿过的通孔，所述侧向卡装部和所述侧向抵压部分别连接在所述底层安装部的两侧，所述侧向卡装部和所述侧向抵压部分别向下设置形成了夹持机构。In order to achieve the above object, the technical solution provided by the present invention is as follows: a compact two-way contact elastic sheet structure, which includes a bottom mounting part, an elastic contact part, an elastic turning part, and a lateral The clamping part and the lateral pressing part used to press against the side wall of the fixing part, the elastic turning part is formed by reverse bending one end of the bottom installation part, and one end of the elastic contact part is connected to the The elastic turning part, the elastic contact part is located above the bottom mounting part and a gap is formed between them, the bottom mounting part is provided with a positioning hole that is matched with the positioning column of the fixing part, and the elastic The contact part is provided with a through hole for the positioning column of the fixing part to pass through, and the lateral clamping part and the lateral pressing part are respectively connected to both sides of the bottom mounting part, and the lateral clamping part The clamping mechanism is formed by downwardly setting the portion and the lateral pressing portion respectively.
作为优选的，在上述技术方案中，所述底层安装部包括呈平面状的安装段，第一弯曲段和高度补偿段，所述安装段的一端与所述弹性回转部连接，所述第一弯曲段由所述安装段的另一端反向弯折成形，所述高度补偿段与所述第一弯曲段连接，所述高度补偿段位于所述安装段的下方并与所述安装段平行设置。Preferably, in the above technical solution, the bottom installation part includes a planar installation section, a first curved section and a height compensation section, one end of the installation section is connected to the elastic turning part, and the first The curved section is formed by reverse bending the other end of the installation section, the height compensation section is connected to the first curved section, the height compensation section is located below the installation section and arranged parallel to the installation section .
作为优选的，在上述技术方案中，所述弹性接触部包括弹臂段和接触段，所述弹臂段的一端与所述弹性回转部连接，所述弹臂段的另一端逐步向上倾斜延伸，所述接触段向下倾斜延伸，所述接触段与所述弹臂段的连接处形成了接触面。Preferably, in the above technical solution, the elastic contact portion includes an elastic arm segment and a contact segment, one end of the elastic arm segment is connected to the elastic turning portion, and the other end of the elastic arm segment extends obliquely upward gradually , the contact section extends obliquely downward, and the connection between the contact section and the elastic arm section forms a contact surface.
作为优选的，在上述技术方案中，所述侧向卡装部包括第一折弯段和卡装段，所述第一折弯段向下弯折并与所述卡装段连接，所述卡装段设置有用于与固定件的侧壁面干涉配合的倒勾。Preferably, in the above technical solution, the lateral clamping portion includes a first bending section and a clamping section, the first bending section is bent downwards and connected with the clamping section, the The clamping section is provided with a barb for interference fit with the side wall surface of the fixing part.
作为优选的，在上述技术方案中，所述侧向抵压部包括第二折弯段、连接段、第二弯曲段和抵压段，所述第二折弯段向下弯折并与所述连接段的一端连接，所述连接段向下延伸，所述第二弯曲段由所述连接段的另一端反向弯折成形，所述抵压段与所述第二弯曲段连接并向上倾斜延伸，所述抵压段的末端弯折成具有抵压面的弧形结构。Preferably, in the above technical solution, the lateral pressing portion includes a second bending section, a connecting section, a second bending section and a pressing section, and the second bending section is bent downward and is connected to the connected to one end of the connecting section, the connecting section extends downward, the second curved section is reversely bent and formed by the other end of the connecting section, the pressing section is connected to the second curved section and moves upward Extending obliquely, the end of the pressing section is bent into an arc structure with a pressing surface.
作为优选的，在上述技术方案中，所述弹性回转部的高度小于固定件的定位柱的高度。Preferably, in the above technical solution, the height of the elastic turning portion is smaller than the height of the positioning post of the fixing member.
作为优选的，在上述技术方案中，所述底层安装部、所述弹性接触部、所述弹性回转部、所述侧向卡装部和所述侧向抵压部为一体成型结构。Preferably, in the above technical solution, the bottom mounting part, the elastic contact part, the elastic turning part, the lateral clamping part and the lateral pressing part are integrally formed.
与现有技术相比，本发明的有益效果在于：Compared with prior art, the beneficial effect of the present invention is:
1、本发明设置有底层安装部、弹性接触部、弹性回转部、侧向卡装部和侧向抵压部，其结构简单，设计紧凑，占用空间极小，满足了电子产品的微型化和超薄化要求；1. The present invention is provided with a bottom mounting part, an elastic contact part, an elastic turning part, a lateral clamping part and a lateral pressing part. Its structure is simple, its design is compact, and it occupies a very small space, which satisfies the miniaturization and Ultra-thin requirements;
2、由底层安装部、弹性接触部和弹性回转部构成的双层叠合结构可以增加弹片的弹性；2. The double-layer superimposed structure composed of the bottom mounting part, the elastic contact part and the elastic turning part can increase the elasticity of the shrapnel;
3、侧向卡装部和侧向抵压部可以起到夹持和预固定的作用，同时弹性接触部所受的外来压力能自动将弹片结构夹持固定，双向弹性接触，无需热熔、螺丝等方式固定，安装稳固，弹片转接可靠；3. The lateral clamping part and the lateral pressing part can play the role of clamping and pre-fixing, and at the same time, the external pressure on the elastic contact part can automatically clamp and fix the shrapnel structure, and the two-way elastic contact does not require hot melting, Screws and other methods are fixed, the installation is stable, and the shrapnel transfer is reliable;
4、易拆装，维修和组装方便；4. Easy disassembly and assembly, convenient maintenance and assembly;
5、能够与固定件的定位柱配合安装，防止过压失效。5. It can be installed with the positioning column of the fixing part to prevent overvoltage failure.
附图说明Description of drawings
图1是本发明所述的紧凑型双向接触弹片结构的结构示意图；Fig. 1 is a structural schematic diagram of a compact bidirectional contact shrapnel structure according to the present invention;
图2是本发明所述的紧凑型双向接触弹片结构另一视角的结构示意图；Fig. 2 is a structural schematic diagram of another viewing angle of the compact bidirectional contact shrapnel structure according to the present invention;
图3是本发明所述的紧凑型双向接触弹片结构与固定件组装前的分解图；Fig. 3 is an exploded view of the compact two-way contact shrapnel structure and the fixing piece before assembly according to the present invention;
图4是本发明所述的紧凑型双向接触弹片结构与固定件组装后的剖面图。Fig. 4 is a cross-sectional view of the assembled compact two-way contact elastic sheet structure and the fixing member according to the present invention.
在图中包括有：Included in the figure are:
1——底层安装部、11——安装段、12——第一弯曲段、13——高度补偿段、2——弹性接触部、21——弹臂段、22——接触段、3——弹性回转部、4——侧向卡装部、41——第一折弯段、42——卡装段、43——倒勾、5——侧向抵压部、51——第二折弯段、52——连接段、53——第二弯曲段、54——抵压段、6——定位孔、7——通孔、8——固定件、9——定位柱。1——bottom installation part, 11—installation section, 12—first bending section, 13—height compensation section, 2—elastic contact portion, 21—elastic arm section, 22—contact section, 3— —Elastic turning part, 4—lateral clamping part, 41—first bending section, 42—clamping section, 43—barb, 5—lateral pressing portion, 51—second Bending section, 52 - connecting section, 53 - second bending section, 54 - pressing section, 6 - positioning hole, 7 - through hole, 8 - fixing piece, 9 - positioning column.
下面结合附图和实施例对本发明所述的紧凑型双向接触弹片结构作进一步说明。The structure of the compact bi-directional contact spring according to the present invention will be further described below in conjunction with the accompanying drawings and embodiments.
具体实施方式detailed description
以下是本发明所述的紧凑型双向接触弹片结构的最佳实例，并不因此限定本发明的保护范围。The following are the best examples of the structure of the compact bi-directional contact spring according to the present invention, which does not limit the protection scope of the present invention.
请参考图1和图2，图中示出了一种紧凑型双向接触弹片结构，包括底层安装部1、弹性接触部2、弹性回转部3、侧向卡装部4和侧向抵压部5，弹性回转部3由底层安装部1的一端反向弯折成形，弹性接触部2的一端连接弹性回转部3，弹性接触部2位于底层安装部1的上方且两者之间形成有间隙，底层安装部1上开设有与固定件8的定位柱9配合安装的定位孔6，弹性接触部2上开设有让固定件8的定位柱9穿过的通孔7，侧向卡装部4和侧向抵压部5分别连接在底层安装部1的两侧，侧向卡装部4和侧向抵压部5分别向下设置形成了夹持机构。Please refer to Figure 1 and Figure 2, which shows a compact two-way contact spring structure, including the bottom mounting part 1, the elastic contact part 2, the elastic turning part 3, the lateral clamping part 4 and the lateral pressing part 5. The elastic turning part 3 is formed by reversely bending one end of the bottom mounting part 1, and one end of the elastic contact part 2 is connected to the elastic turning part 3, and the elastic contact part 2 is located above the bottom mounting part 1 with a gap formed between them , the bottom mounting part 1 is provided with a positioning hole 6 cooperating with the positioning column 9 of the fixing part 8, and the elastic contact part 2 is provided with a through hole 7 for the positioning column 9 of the fixing part 8 to pass through. 4 and the side pressing part 5 are respectively connected to both sides of the bottom mounting part 1, and the side clamping part 4 and the side pressing part 5 are arranged downwards respectively to form a clamping mechanism.
在本实施例中，底层安装部1、弹性接触部2、弹性回转部3、侧向卡装部4和侧向抵压部5一体成型。其中，底层安装部1、弹性接触部2和弹性回转部3构成了双层叠合结构，其可以增加弹片结构的弹性。在此需要说明的是，该弹片结构可以由导电性能良好的金属材料制成。In this embodiment, the bottom mounting part 1 , the elastic contact part 2 , the elastic turning part 3 , the lateral locking part 4 and the lateral pressing part 5 are integrally formed. Wherein, the bottom mounting part 1, the elastic contact part 2 and the elastic turning part 3 constitute a double-layer laminated structure, which can increase the elasticity of the elastic sheet structure. It should be noted here that the elastic sheet structure may be made of a metal material with good electrical conductivity.
在本实施例中，底层安装部1包括呈平面状的安装段11，第一弯曲段12和高度补偿段13，安装段11的一端与弹性回转部3连接，第一弯曲段12由安装段11的另一端反向弯折成形，高度补偿段13与第一弯曲段12连接，高度补偿段13位于安装段11的下方并与安装段11平行设置，高度补偿段13能够使底层安装部1安装平稳。In this embodiment, the bottom installation part 1 includes a planar installation section 11, a first curved section 12 and a height compensation section 13, one end of the installation section 11 is connected to the elastic turning part 3, and the first curved section 12 is formed by the installation section The other end of 11 is reversely bent and formed, and the height compensation section 13 is connected with the first bending section 12. The height compensation section 13 is located below the installation section 11 and arranged parallel to the installation section 11. The height compensation section 13 can make the bottom installation part 1 The installation is smooth.
在本实施例中，弹性接触部2包括弹臂段21和接触段22，弹臂段21的一端与弹性回转部3连接，弹臂段21的另一端逐步向上倾斜延伸，接触段22向下倾斜延伸，接触段22与弹臂段21的连接处形成了接触面。In this embodiment, the elastic contact part 2 includes an elastic arm segment 21 and a contact segment 22, one end of the elastic arm segment 21 is connected to the elastic turning part 3, the other end of the elastic arm segment 21 gradually extends upward, and the contact segment 22 is downward Extending obliquely, the connection between the contact section 22 and the elastic arm section 21 forms a contact surface.
在本实施例中，侧向卡装部4包括第一折弯段41和卡装段42，第一折弯段41向下弯折并与卡装段42连接，卡装段42设置有用于与固定件的侧壁面干涉配合的倒勾43，倒勾43可以紧贴在固定件8的侧壁面，防止松脱。In this embodiment, the lateral clamping part 4 includes a first bending section 41 and a clamping section 42, the first bending section 41 is bent downwards and connected with the clamping section 42, and the clamping section 42 is provided with a The barb 43 that interferes with the side wall of the fixing part, the barb 43 can be closely attached to the side wall of the fixing part 8 to prevent loosening.
在本实施例中，侧向抵压部5包括第二折弯段51、连接段52、第二弯曲段53和抵压段54，第二折弯段51向下弯折并与连接段52的一端连接，连接段52向下延伸，第二弯曲段53由连接段52的另一端反向弯折成形，抵压段54与第二弯曲段53连接并向上倾斜延伸，抵压段54的末端弯折成具有抵压面的弧形结构。In this embodiment, the lateral pressing portion 5 includes a second bending section 51 , a connecting section 52 , a second bending section 53 and a pressing section 54 , and the second bending section 51 is bent downward and connected to the connecting section 52 The connecting section 52 extends downwards, the second curved section 53 is reversely bent and formed by the other end of the connecting section 52, and the pressing section 54 is connected with the second bending section 53 and extends obliquely upwards. The end is bent into an arc structure with a pressing surface.
如图3和图4所示，当弹片结构卡装在固定件8上时，底层安装部1放置在固定件8的安装面上，固定件8的定位柱9插置在底层安装部1的定位孔6中，弹性回转部3的高度略小于定位柱9的高度，定位柱9可以稍微穿过弹性接触部2的通孔7，定位柱9设计的高度刚好对弹性接触部2的最大压缩量进行限位，当接触物体抵压在弹性接触部2上时，定位柱9可以顶住接触物体，以保护弹性接触部2在过压时不失效，延长了弹片结构的使用寿命。另外，侧向卡装部4与固定件8的侧壁相卡接，起到夹持和预固定的作用，侧向抵压部5抵压在固定件8的侧壁，侧向抵压部5能够提供一个侧向力使弹片结构紧贴在固定件8上，在工作状态下，弹性接触部2所受的外来压力能自动将弹片结构夹持固定，该弹片结构能够双向弹性接触，无需热熔、螺丝等方式固定。As shown in Figure 3 and Figure 4, when the shrapnel structure is clamped on the fixing part 8, the bottom mounting part 1 is placed on the mounting surface of the fixing part 8, and the positioning column 9 of the fixing part 8 is inserted into the bottom mounting part 1. In the positioning hole 6, the height of the elastic turning part 3 is slightly smaller than the height of the positioning column 9, and the positioning column 9 can pass through the through hole 7 of the elastic contact part 2 slightly. When the contact object is pressed against the elastic contact part 2, the positioning column 9 can withstand the contact object, so as to protect the elastic contact part 2 from failure when overpressured, prolonging the service life of the shrapnel structure. In addition, the lateral clamping portion 4 is engaged with the side wall of the fixing member 8 to play the role of clamping and pre-fixing, the lateral pressing portion 5 is pressed against the side wall of the fixing member 8, and the lateral pressing portion 5 can provide a lateral force to make the shrapnel structure close to the fixing part 8. In the working state, the external pressure on the elastic contact part 2 can automatically clamp and fix the shrapnel structure. The shrapnel structure can be elastically contacted in two directions without Hot melt, screw and other ways to fix.
综上所述，本发明的结构简单，设计紧凑，占用空间极小，满足了电子产品的微型化和超薄化要求，同时具有转接可靠、安装稳固、易拆装、维修和组装方便等优点。To sum up, the present invention has simple structure, compact design, extremely small space occupation, meets the miniaturization and ultra-thin requirements of electronic products, and has the advantages of reliable switching, stable installation, easy disassembly, convenient maintenance and assembly, etc. advantage.
上述实施例为本发明较佳的实施方式，但本发明的实施方式并不受上述实施例的限制，其他的任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化，均应为等效的置换方式，都包含在本发明的保护范围之内。The above-mentioned embodiment is a preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above-mentioned embodiment, and any other changes, modifications, substitutions, combinations, Simplifications should be equivalent replacement methods, and all are included in the protection scope of the present invention.
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| CN106603765B (en) * | 2016-12-20 | 2020-03-17 | Oppo广东移动通信有限公司 | Bracket component and mobile terminal |
| CN108808291B (en) * | 2018-05-16 | 2020-10-27 | 昆山杰顺通精密组件有限公司 | Double-sided contact assembly |
| CN108923134B (en) * | 2018-06-28 | 2024-06-07 | 华勤技术股份有限公司 | Elastic terminal |
| CN109243874B (en) * | 2018-09-28 | 2024-04-02 | 佛山市川东磁电股份有限公司 | Trigger device of switch structure |
| CN109560394B (en) * | 2018-12-15 | 2024-11-15 | 深圳市长盈精密技术股份有限公司 | Shrapnel and electronic device using the same |
| CN109904635A (en) * | 2019-01-09 | 2019-06-18 | 深圳市信维通信股份有限公司 | a shrapnel structure |
| CN112038754B (en) * | 2020-08-03 | 2023-05-02 | 维沃移动通信有限公司 | Antenna spring sheet and electronic equipment |
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| US6027381A (en) * | 1998-12-28 | 2000-02-22 | Hon Hai Precision Ind. Co., Ltd. | Insert molded compression connector |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103746210A (en) | 2014-04-23 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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