WO2015176309A1 - 按键与具有按键电子装置 - Google Patents

按键与具有按键电子装置 Download PDF

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Publication number
WO2015176309A1
WO2015176309A1 PCT/CN2014/078296 CN2014078296W WO2015176309A1 WO 2015176309 A1 WO2015176309 A1 WO 2015176309A1 CN 2014078296 W CN2014078296 W CN 2014078296W WO 2015176309 A1 WO2015176309 A1 WO 2015176309A1
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WO
WIPO (PCT)
Prior art keywords
button
slot
pressing
limiting plate
key
Prior art date
Application number
PCT/CN2014/078296
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English (en)
French (fr)
Inventor
丁智成
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2014/078296 priority Critical patent/WO2015176309A1/zh
Priority to CN201480023988.1A priority patent/CN105393325B/zh
Publication of WO2015176309A1 publication Critical patent/WO2015176309A1/zh

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/14—Operating parts, e.g. push-button

Definitions

  • the invention relates to a button and an electronic device having the button. Background technique
  • the assembly structure of mobile phone shells and buttons on the market mainly includes two types, one is stuck on the edge of the back shell of the mobile phone.
  • the open slot, the peripheral edge of the open slot on the outer surface of the rear case is provided with a retaining periphery to limit the button, and the button is inserted into the open slot from the side of the housing, and then the front cover and the rear case of the mobile phone jointly seal the button.
  • the assembly method has strict requirements on the sealing structure, and the structure is complicated, and the thickness of the whole casing is increased.
  • Another type is that the button is made of a soft rubber material and is integrally formed with the casing, and the structure can realize the sealing effect between the button and the casing. But increase the production process and cost. Summary of the invention
  • Embodiments of the present invention provide a button with low cost and simple process and an electronic device having a button.
  • the first aspect provides a button, the button is disposed on a key slot of the electronic device housing, the button includes a button body, a pressing column extending from a side of the button body, a buckle, and a button limiting plate Sealing the pressing body and the film, the buckle is disposed on the pressing column, the film, the button limiting plate and the button body are sequentially received in the button slot, and the pressing column passes through the button limit a sealing plate is disposed at an end of the pressing post away from the buckle, and the button limiting plate is fixed in the button slot by the film, and the button body passes the The pressing post moves relative to the housing in the button slot, and the buckle is engaged with the button limiting plate to limit the button body to the housing.
  • the seal pressing body comprises a sealant and a metal support, and the metal support is embedded and wrapped in the sealant.
  • the outer periphery of the sealant is provided with a sealing rib
  • the bottom wall of the button slot is provided with a through hole
  • the through hole penetrates through a portion of the bottom wall of the groove, and the sealing pressing body is received in the through hole, and the sealing rib is The inner wall of the through hole abuts.
  • the button limiting board is made of metal material, rubber or plastic
  • the plate of the button is fixed on the bottom wall of the slot of the button slot by the film.
  • the button limiting board further includes a holding through hole, The pressing post passes through the holding through hole and moves relative to the button limiting plate, and the buckle is clamped on the periphery of the holding through hole to limit the displacement displacement of the pressing column.
  • the button body is made of a metal, plastic or rubber material.
  • the film is a solid glue.
  • an electronic device which includes the buttons, the housing and the circuit board of the above various possible implementations.
  • the button is disposed in a key slot of the housing, and the button is connected to the circuit board.
  • the electronic device is controlled by a button.
  • the button of the present invention is held by the buckle provided on the pressing column and the button limiting plate fixed to the button slot to limit the button to the housing, and is pressed against the housing through the pressing column.
  • the movement of the button limit plate realizes the functional movement of the button, and the seal is sealed by the pressing body, and the button fixing structure is not required to be additionally provided on the casing, the structure is simple and the thickness of the required casing can be reduced, and the The button slot is disposed at the edge of the housing to reduce the assembly gap between the button and the housing, thereby reducing the requirements of the sealing structure.
  • FIG. 1 is a schematic view of a button in an embodiment of the present invention.
  • Fig. 2 is a schematic exploded view showing the structure of the button shown in Fig. 1.
  • FIG. 3 is a schematic view of the assembly of the button shown in FIG. 2.
  • FIG. Figure 4 is a cross-sectional view of the button of Figure 1 taken along the line IV-IV. detailed description
  • a preferred embodiment of the present invention provides a button 100 mounted on a key slot 11 of an electronic device housing 10.
  • the button 20 includes a button body 21, a pressing post 22 extending from the side of the button body 21, a buckle 23, a button limiting plate 24, a film 25, and a sealing pressing body 26.
  • the buckle 23 is disposed on the pressing post 22.
  • the film 25, the button limiting plate 24 and the button body 21 are sequentially mounted in the button slot 11, and the pressing column 22 passes through the button limiting plate 24 and the film 25, and the sealing pressing body 26 is provided.
  • the pressing post 22 is away from the end of the buckle 23 .
  • the button limiting plate 24 is fixed in the button slot 11 by the film 25, and the button body 21 is moved relative to the housing 10 in the button slot 11 by the pressing post 22, the buckle 23 and the The button limiting plate 24 is latched to limit the button body 21 to the housing 10.
  • the button slot 11 is disposed on the side wall 13 of the housing 10, and the button body 21 is loaded into the button slot 11 from the outside of the side wall 13.
  • the button body 21 is a strip block.
  • the pressing column 22 is a cylinder, and is disposed on one side of the button body 21 and integrally formed with the button body 21.
  • the button body 21 is made of a metal, plastic or rubber material.
  • the film 25 is a solid glue. It can be understood that the film 25 can also be a viscous rubber for fixing the button limiting plate 24 and sealing the button 20 and the button slot 11.
  • the button 20 of the button 100 of the present invention is engaged with the button limiting plate 24 fixed to the button slot 11 by a buckle provided on the pressing post 22 to limit the button 20 to the housing 10 and passes through the pressing post 22 .
  • the movement of the button 10 on the button limiting plate 24 realizes the functional movement of the button 20, and does not need to additionally provide a button fixing structure on the housing, has a simple structure and can reduce the thickness of the required housing, and does not require the button slot. It is disposed at the edge of the casing to reduce the assembly gap between the button and the casing, thereby reducing the requirements of the sealing structure.
  • the sealing pressing body 26 includes a sealing gel 261 and a metal supporting member 262 embedded in the sealing gel 261 .
  • the sealant 261 is made of a rubber material.
  • the metal support 262 is wrapped in the sealant 261 by insert molding.
  • the pressing body 26 is a cylinder, and one end thereof is provided with a mounting groove 263. The end of the pressing post 22 is inserted and fixed In the installation slot 263.
  • the seal pressing body 26 may be a rubber sheet body formed at an end of the pressing post 22 away from the buckle 23 .
  • the outer periphery of the sealant 261 is provided with a sealing rib 264.
  • a through hole 112 is defined in the groove bottom wall 111 of the key groove 11, and the through hole 112 penetrates through the groove bottom wall 111.
  • the seal pressing body 26 is received in the through hole 112, and the sealing rib 264 is in contact with the inner wall of the through hole 112.
  • the sealing pressing body 26 is disposed at one end of the pressing post 22 away from the button body 21 , and the sealing pressing body 26 is received in the through hole 112 of the button slot 11 , and the button slot 11 is further
  • the sealing is sealed to prevent impurities such as external dust from entering the casing from the button 20 and the key groove 11.
  • the sealing rib 264 is held by the periphery of the through hole 112 to achieve a better sealing effect.
  • the sealing pressing body 26 can also function as a rebound during the pressing of the button body 21.
  • the button limiting plate 24 is a plate made of metal material, rubber or plastic, and the button limiting plate 24 is fixed to the groove bottom wall 111 by the glue body 25.
  • the button limiting plate 24 is further provided with a holding through hole 241, the pressing column 22 passes through the holding through hole 241 and is movable relative to the button limiting plate 24, and the buckle 23 is held at the The circumference of the through hole 241 is held to limit the displacement of the pressing column 22.
  • the present invention also provides an electronic device comprising the above-described button 100 and a circuit board, the button 29 being disposed opposite the circuit board to control the electronic device via the button 20.

Abstract

本发明提供一种按键，所述按键装设于电子装置壳体的按键槽上，所述按键包括按键体、由所述按键体一侧延伸的按压柱、卡扣、按键限位板、密封按压体及胶片，所述卡扣设于所述按压柱上，所述胶片、按键限位板及按键体依次收容于所述按键槽内，并且所述按压柱穿过所述按键限位板及胶片，所述密封按压体设于所述按压柱远离所述卡扣的端部，所述按键限位板通过所述胶片固定于所述按键槽内，所述按键体通过所述按压柱在所述按键槽内相对壳体移动，所述卡扣与所述按键限位板卡持，以限制所述按键体于壳体上。本发明还提供一种具有上述壳体的电子装置。

Description

^^与具有^ ^电子装置
技术领域
本发明涉及一种按键及具有按键的电子装置。 背景技术
随着科技的发展及使用者对电子产品的质量及外观要求越来越高， 目前市 面上的手机壳体与按键的组装结构主要包括两种，一种是在手机的后壳边缘卡 设有开口槽，位于后壳外表面的开口槽的周缘设有卡持周缘来限位按键，按键 从壳体侧边装入开口槽内， 然后手机前壳与后壳共同将按键封住， 这种组装方 式对密封结构要求严格， 而且结构复杂， 增加壳体整体的厚度； 还有一种是按 键釆用软胶材料与壳体一体成型，这种结构可以实现按键与壳体之间的密封效 果， 但是增加制作工艺及成本。 发明内容
本发明实施例提供一种成本较低且工艺简单的按键及具有按键的电子装 置。
第一方面， 提供一种按键， 所述按键装设于电子装置壳体的按键槽上， 所 述按键包括按键体、 由所述按键体一侧延伸的按压柱、 卡扣、 按键限位板、 密 封按压体及胶片， 所述卡扣设于所述按压柱上， 所述胶片、 按键限位板及按键 体依次收容于所述按键槽内， 并且所述按压柱穿过所述按键限位板及胶片， 所 述密封按压体设于所述按压柱远离所述卡扣的端部，所述按键限位板通过所述 胶片固定于所述按键槽内，所述按键体通过所述按压柱在所述按键槽内相对壳 体移动， 所述卡扣与所述按键限位板卡持， 以限制所述按键体于壳体上。
在第一方面的第一种可能的实现方式中，所述密封按压体包括密封胶体及 金属支撑件， 并且所述金属支撑件嵌设并被包覆于所述密封胶体内。
结合第一方面的第一种可能的实现方式，在第二种可能的实现方式中， 所 述密封胶体外周缘设有密封凸棱， 所述按键槽的槽底壁上设有通孔，且所述通 孔贯穿部分所述槽底壁， 所述密封按压体收容于所述通孔内， 所述密封凸棱与 所述通孔的内壁抵持。
结合第一方面， 或第一方面的第一至第二种的任意一种可能的实现方式， 在第三种可能的实现方式中， 所述按键限位板为金属材料、橡胶或者塑料制成 的板体， 所按键限位板通过所述胶片固定于所述按键槽的槽底壁上。
结合第一方面， 或第一方面的第一至三种的任意一种可能的实现方式， 在 第四种可能的实现方式中， 所述按键限位板还设有卡持通孔， 所述按压柱穿过 所述卡持通孔并相对所述按键限位板移动，所述卡扣卡持于所述卡持通孔周缘 以限制所述按压柱移动位移。
结合第一方面， 或第一方面的第一至四种的任意一种可能的实现方式， 在 第五种可能的实现方式中， 所述按键体由金属、 塑胶或橡胶材料制成。
结合第一方面，或第一方面的第一至第五种中的任意一种可能的实现方式， 在第六种可能实现的方式中， 所述胶片为固体胶。
第二方面， 提供一种电子装置， 其包括上述各种可能的实现方式的按键， 壳体及电路板， 所述按键装设于所述壳体的按键槽， 所述按键与电路板连接以 通过按键控制电子装置。
综上所述，本发明的按键的通过设于按压柱上的卡扣与固定于所述按键槽 的按键限位板卡持来将按键限位于壳体上，并通过按压柱相对壳体在按键限位 板上的移动实现按键的功能运动， 并通密封按压体实现密封， 过不需要在壳体 上额外设置按键固定结构， 结构简单并可减少所需壳体的厚度， 而且不需要将 按键槽设于壳体边缘，减少按键与壳体的组装缝隙，进而降低密封结构的要求。 附图说明
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例中所需要 使用的附图作简单地介绍，显而易见地， 下面描述中的附图仅仅是本发明的一 些实施例， 对于本领域普通技术人员来讲， 在不付出创造性劳动的前提下， 还 可以根据这些附图获得其他的附图。
图 1是本发明实施例中按键的示意图。
图 2是图 1所示的按键的结构分解示意图。
图 3是图 2所示的按键组装示意图。 图 4是图 1所示的按键沿 IV-IV方向剖视图。 具体实施方式
下面将结合本发明实施方式中的附图，对本发明实施方式中的技术方案进 行清楚、 完整地描述。
请参阅图 1、 图 2及图 4， 本发明佳实施方式提供一种按键 100， 其装设 于电子装置壳体 10的按键槽 11上。 所述按键 20包括按键体 21、 由所述按键 体 21—侧延伸的按压柱 22、 卡扣 23、 按键限位板 24、 胶片 25及密封按压体 26。 所述卡扣 23设于所述按压柱 22上。 所述胶片 25、 按键限位板 24及按键 体 21依次装于所述按键槽 11内，且所述按压柱 22穿过所述按键限位板 24及 胶片 25， 所述密封按压体 26设于所述按压柱 22远离所述卡扣 23的端部。 所 述按键限位板 24通过胶片 25固定于所述按键槽 11内，所述按键体 21通过所 述按压柱 22在所述按键槽 11内相对壳体 10移动，所述卡扣 23与所述按键限 位板 24卡持， 以限制所述按键体 21于壳体 10上。
本实施例中， 所述按键槽 11设于所述壳体 10的侧壁 13上， 所述按键体 21从侧壁 13外侧装入所述按键槽 11内。 所述按键体 21为条形块体。 所述按 压柱 22为圓柱体， 其设于所述按键体 21一侧并与所述按键体 21一体成型。 所述按键体 21由金属、 塑胶或橡胶材料制成。 本实施例中。 所述胶片 25为固 体胶。 可以理解， 所述胶片 25也可以是具有粘性的橡胶， 用于固定按键限位 板 24及实现按键 20与按键槽 11的密封。
本发明的按键 100的按键 20通过设于按压柱 22上的卡扣与固定于所述按 键槽 11的按键限位板 24卡持来将按键 20限位于壳体 10上， 并通过按压柱 22相对壳体 10在按键限位板 24上的移动实现按键 20的功能运动， 不需要在 壳体上额外设置按键固定结构， 结构简单并可减少所需壳体的厚度， 而且不需 要将按键槽设于壳体边缘， 减少按键与壳体的组装缝隙， 进而降低密封结构的 要求。
请参阅图 3与图 4， 进一步的， 所述密封按压体 26包括密封胶体 261及 嵌设于密封胶体 261内的金属支撑件 262。 密封胶体 261由橡胶材料制成。 所 述金属支撑件 262通过嵌件成型被包覆于所述密封胶体 261内。 具体的， 所述 按压体 26为圓柱体， 其一端设有安装槽 263。 所述按压柱 22端部插入并固定 于安装槽 263内。所述密封按压体 26也可以是为成型于所述按压柱 22远离所 述卡扣 23的端部的橡胶片体。
进一步的， 所述密封胶体 261 外周缘设有密封凸棱 264。 所述按键槽 11 的槽底壁 111上设有通孔 112， 且所述通孔 112贯穿部分所述槽底壁 111。 所 述密封按压体 26收容于所述通孔 112内， 所述密封凸棱 264与所述通孔 112 的内壁的抵持。具体的， 所述密封按压体 26装设于所述按压柱 22远离按键体 21的一端， 所述密封按压体 26收容于所述按键槽 11的通孔 112内， 进而将 所述按键槽 11密封，防止外界灰尘等杂质从按键 20与按键槽 11进入壳体内。 并且所述密封凸棱 264与所述通孔 112周缘 4氏持， 实现更好的密封效果。 所述 密封按压体 26在按键体 21下压过程中还可以起到回弹的作用。
进一步的， 所述按键限位板 24为金属材料、 橡胶或者塑料制成的板体， 所按键限位板 24通过所述胶体 25固定于所述槽底壁 111上。
进一步的， 所述按键限位板 24还设有卡持通孔 241， 所述按压柱 22穿过 所述卡持通孔 241并可相对按键限位板 24移动，卡扣 23卡持于所述卡持通孔 241周缘以限制所述按压柱 22移动位移。
本发明还提供一种电子装置， 包括上述的按键 100 及电路板， 所述按键 29与电路板相对设置以通过按键 20控制电子装置。
以上所述是本发明的优选实施方式，应当指出，对于本技术领域的普通技 术人员来说， 在不脱离本发明原理的前提下， 还可以做出若干改进和润饰， 这 些改进和润饰也视为本发明的保护范围。

Claims

权 利 要 求
1一种按键， 所述按键装设于电子装置壳体的按键槽上， 其特征在于： 所 述按键包括按键体、 由所述按键体一侧延伸的按压柱、 卡扣、 按键限位板、 密 封按压体及胶片， 所述卡扣设于所述按压柱上， 所述胶片、 按键限位板及按键 体依次收容于所述按键槽内， 并且所述按压柱穿过所述按键限位板及胶片， 所 述密封按压体设于所述按压柱远离所述卡扣的端部，所述按键限位板通过所述 胶片固定于所述按键槽内，所述按键体通过所述按压柱在所述按键槽内相对壳 体移动， 所述卡扣与所述按键限位板卡持， 以限制所述按键体于壳体上。
2. 如权利要求 1所述的按键， 其特征在于： 所述密封按压体包括密封胶 体及金属支撑件， 并且所述金属支撑件嵌设并被包覆于所述密封胶体内。
3. 如权利要求 2所述的按键， 其特征在于， 所述密封胶体外周缘设有密 封凸棱， 所述按键槽的槽底壁上设有通孔， 且所述通孔贯穿部分所述槽底壁， 所述密封按压体收容于所述通孔内， 所述密封凸棱与所述通孔的内壁 4氐持。
4 如权利要求 1-3任一项所述的按键，其特征在于，所述按键限位板为金 属材料、橡胶或者塑料制成的板体， 所按键限位板通过所述胶片固定于所述按 键槽的槽底壁上。
5. 如权利要求 1-4任一项所述的按键， 其特征在于， 所述按键限位板还 设有卡持通孔， 所述按压柱穿过所述卡持通孔并相对所述按键限位板移动， 所 述卡扣卡持于所述卡持通孔周缘以限制所述按压柱移动位移。
6. 如权利要求 1-5任一项所述的按键， 其特征在于， 所述按键体由金属、 塑胶或橡胶材料制成。
7. 如权利要求 1-6任一项所述的按键， 其特征在于， 所述胶片为固体胶。
8. 一种电子装置，包括如权利要求 1-7任一项所述的按键、壳体及电路板， 所述按键装设于所述壳体的按键槽，所述按键与电路板连接以通过按键控制电 子装置。
PCT/CN2014/078296 2014-05-23 2014-05-23 按键与具有按键电子装置 WO2015176309A1 (zh)

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CN110856395A (zh) * 2019-10-09 2020-02-28 华为技术有限公司 捅针孔防水件、电子设备、加工模具及方法

Citations (3)

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CN202258918U (zh) * 2011-09-20 2012-05-30 深圳市安科讯实业有限公司 一种侧装轻触按键结构
CN202502923U (zh) * 2012-02-14 2012-10-24 天津七一二通信广播有限公司 手持台侧按键结构
CN203434047U (zh) * 2013-08-29 2014-02-12 重庆矢崎仪表有限公司 一种组合按键

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JPS56115817U (zh) * 1980-02-05 1981-09-05
KR20110045629A (ko) * 2009-10-27 2011-05-04 삼성전자주식회사 버튼 조립체 및 버튼 조립체용 버튼축 제조 방법
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CN202258918U (zh) * 2011-09-20 2012-05-30 深圳市安科讯实业有限公司 一种侧装轻触按键结构
CN202502923U (zh) * 2012-02-14 2012-10-24 天津七一二通信广播有限公司 手持台侧按键结构
CN203434047U (zh) * 2013-08-29 2014-02-12 重庆矢崎仪表有限公司 一种组合按键

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