WO2018059289A1 - 按键 - Google Patents

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Publication number
WO2018059289A1
WO2018059289A1 PCT/CN2017/102509 CN2017102509W WO2018059289A1 WO 2018059289 A1 WO2018059289 A1 WO 2018059289A1 CN 2017102509 W CN2017102509 W CN 2017102509W WO 2018059289 A1 WO2018059289 A1 WO 2018059289A1
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WO
WIPO (PCT)
Prior art keywords
button
pcb
button according
screw
face shell
Prior art date
Application number
PCT/CN2017/102509
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English (en)
French (fr)
Inventor
龙军
高建军
Original Assignee
深圳创维数字技术有限公司
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Application filed by 深圳创维数字技术有限公司 filed Critical 深圳创维数字技术有限公司
Publication of WO2018059289A1 publication Critical patent/WO2018059289A1/zh

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    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks

Definitions

  • the present disclosure relates to the field of key technology, for example, to a button.
  • the present disclosure provides a button that integrates the function of the button with the function of the decorative lamp and the indicator light, thereby reducing the number of components, simplifying the structure, reducing the cost, and improving the assembly efficiency.
  • the marking portion is disposed at a top of the convex portion, the marking portion is a light transmitting region, and the other portions of the convex portion except the marking portion are non-light transmitting regions.
  • An LED lamp fixed on the PCB and located between the PCB and the boss, the LED lamp being disposed opposite to the marking portion such that the light of the LED lamp is emitted through the marking portion.
  • the method further includes a light shielding body between the convex portion and the PCB, wherein a middle portion of the light shielding body is hollowed out, wherein the convex portion, the PCB and the light shielding body form a closed shape Space.
  • the button body is a plastic button.
  • the marking portion is disposed on the top of the convex portion by a laser engraving.
  • the bottom of the button body is provided with a contact
  • the PCB is provided with a tact switch that cooperates with the contact.
  • both sides of the button body are disposed to extend away from the two sides by a first preset distance
  • the direction of the marking portion extends a cantilever structure of a second predetermined distance
  • the outer side of the button body is provided with a supporting portion protruding in a direction away from the marking portion.
  • a face shell is further provided, and the face shell is provided with a through hole that cooperates with the convex portion.
  • the cantilever structure is fixedly connected to the face shell by a first screw, and an end of the cantilever structure remote from the button is provided with a first mounting hole that cooperates with the first screw, the surface
  • the housing is provided with a second mounting hole that mates with the first screw.
  • the cantilever structure is provided with positioning holes on both sides of the first mounting hole, and the surface shell is provided with a positioning post that cooperates with the positioning hole.
  • the PCB and the face shell are fixedly connected by a second screw, and both ends of the PCB are provided with a third mounting hole that cooperates with the second screw, and the face shell is provided with A fourth mounting hole in which the second screw is fitted.
  • the light shielding body is fixed on the PCB by adhesive.
  • the light shielding body comprises a light shielding sponge.
  • the protrusion is disposed at a middle portion of the button body.
  • a set top box comprising the button of any of the above.
  • the button of the embodiment integrates the function of the button with the function of the decorative lamp and the indicator light, thereby reducing the number of components, simplifying the structure, reducing the cost, and improving the assembly efficiency.
  • FIG. 1 is a perspective exploded view of a button of the embodiment.
  • Fig. 2 is a cross-sectional view of the button of the embodiment.
  • Figure 3 is a partial enlarged view of a portion A in Figure 2 .
  • Fig. 4 is a perspective view showing the three-dimensional structure of the face shell of the embodiment.
  • FIG. 5 is a schematic perspective structural view of the button body of the embodiment.
  • Fig. 6 is a perspective view showing the other direction of the button body of the embodiment.
  • Fig. 7 is a block diagram showing the structure of the set top box of the embodiment.
  • 1-button body 11-protrusion; 12-contact; 111-identification; 13-cantilever structure; 131-first mounting hole; 132-positioning hole; 14-support; 2-PCB; Lamp; 22-tap switch; 23-third mounting hole; 3-shading body; 4-face shell; 41-through hole; 42-second mounting hole; 43-positioning post; 44-fourth mounting hole.
  • a button includes a button body 1 , and a central portion of the button body 1 is provided with an upwardly protruding protrusion 11 .
  • the top of the protrusion 11 is provided with an identifier portion 111 , and the indicator portion 111 is In the light transmitting region, other portions of the convex portion 11 other than the marking portion 111 are non-light transmitting regions.
  • a PCB 2 is disposed under the convex portion 11 , and the PCB 2 is provided with an LED lamp 21 at a position opposite to the marking portion.
  • a hollow light shielding body 3 is disposed between the convex portion 11 and the PCB 2 for preventing light leakage between the convex portion 11 and the PCB 2, and the convex portion 11, the PCB 2 and the light shielding body 3 form a sealed space, and the LED The light of the lamp 21 is emitted outward through the marking portion.
  • the marking portion 111 is a light transmitting area and functions as a decorative light and an indicator light.
  • the indicator light of the set top box, the transparent decorative member and the button are generally independent, the button of the embodiment will be pressed.
  • the function is integrated with the decorative lights and indicator lights to reduce the number of parts, simplify the structure, reduce costs and improve assembly efficiency.
  • the button further includes a face shell 4, and the face shell 4 is provided with a through hole 41 that cooperates with the boss portion 11.
  • the button body 1 is a plastic button, and the top portion of the protrusion 11 is engraved with the marking portion 111.
  • the button body 1 is produced by adjusting the plastic material, so that the button body 1 achieves a uniform light transmission effect, and the color of the button body 1 can be set according to requirements; and then the outer surface of the button body 1 is sprayed to make it impervious.
  • the color of the spray can be consistent with the color of the shell 4, or the paint of the corresponding color can be sprayed as needed; and then the specific character or pattern of the laser is engraved on the top of the boss 11 so that only the logo portion after the laser engraving 111 is light-transmitted, and other portions of the convex portion 11 are opaque.
  • the bottom of the button body 1 is provided with a contact 12, and the PCB 2 is provided with a tact switch 22 that cooperates with the contact 12.
  • the two sides of the button body 1 are provided with a cantilever structure 13 extending outward and downward, and the outer side of the button body 1 is provided with a support portion 14 protruding downward.
  • the contact 12 and the tact switch 22 cooperate to function as a switch of the button body 1; the arrangement of the cantilever structure 13 serves to adjust the pressing force between the contact 12 and the tact switch 22, and can be adjusted by the cantilever structure.
  • the length, the width, the thickness, and the like of the 13 are adjusted to achieve the size and uniformity of the pressing force of the button body 1, and at the same time function to prevent the card key.
  • the cantilever structure 13 and the face shell 4 are fixedly connected by a first screw.
  • the outer end of the cantilever structure 13 is provided with a first mounting hole 131 that cooperates with the first screw; as shown in FIG. 4, the face shell 4 is provided with a second mating with the first screw. Mounting holes 42.
  • the cantilever structure 13 and the face shell 4 are fixedly connected by the first screw, so that the button body 1 is fixed on the face shell 4, which improves the reliability of the structure.
  • the cantilever structure 13 is disposed on both sides of the first mounting hole 131.
  • the positioning hole 132 cooperates with the positioning post 43 to improve the efficiency of assembly.
  • the PCB 2 and the face shell 4 are fixedly connected by a second screw.
  • both ends of the PCB 2 are provided with a third mounting hole 23 that cooperates with the second screw;
  • the face shell 4 is provided with a fourth mounting hole 44 that cooperates with the second screw.
  • the PCB 2 and the face shell 4 are fixedly connected by the second screw, which improves the reliability of the structure.
  • the light shielding body 3 is fixed on the PCB by adhesive.
  • the light shielding body 3 is a light shielding sponge.
  • other materials having a light blocking function may be selected as the light shielding body 3 as needed.
  • Fig. 7 is a block diagram showing the structure of the set top box of the embodiment. As shown in FIG. 7, the present embodiment further provides a set top box 7 including any of the buttons 71 described above, and may also include other components that support the normal operation of the set top box 7. The specific structure of the button 71 is described above, and details are not described herein again.
  • the button provided in this embodiment integrates the function of the button with the function of the decorative lamp and the indicator light, thereby reducing the number of components, simplifying the structure, reducing the cost, and improving the assembly efficiency.

Landscapes

  • Push-Button Switches (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Abstract

一种按键，包括：按键本体；凸起部，所述凸起部凸设在所述按键本体的中部；标识部，所述标识部设置在所述凸起部的顶部，所述标识部为透光区，所述凸起部除所述标识部外的其他部位均为非透光区。

Description

按键 技术领域
本公开涉及按键技术领域，例如涉及一种按键。
背景技术
随着网络机顶盒在普通家庭中的使用越来越广泛，市场需求也越来越大，消费者对电子设备，例如机顶盒的要求也越来越高。为了实现透光或透光显示特定的图案或字符，一般通过在面壳或在加做的装饰件的底部做背光板或导光件来实现；指示灯一般在面壳开孔或加导光件实现；按键开关功能一般通过普通的按键来实现，不仅成本高、结构复杂，而且装配难度较大。
发明内容
本公开提供一种按键，将按键功能与装饰灯和指示灯功能整合，减少了零部件数量，简化了结构，降低了成本，提高了组装效率。
本公开采用以下技术方案：
一种按键，包括：
按键本体；
凸起部，所述凸起部凸设在所述按键本体上；
标识部，所述标识部设置在所述凸起部的顶部，所述标识部为透光区，所述凸起部除所述标识部外的其他部位均为非透光区。
可选的，还包括设置在所述凸起部的一侧的印刷电路板PCB；
固定在所述PCB上且位于PCB与凸起部之间的LED灯，所述LED灯与所述标识部相对设置，使得所述LED灯的灯光通过所述标识部射出。
可选的，还包括位于所述凸起部与所述PCB之间的遮光体，所述遮光体的中部是镂空的，其中，所述凸起部、所述PCB和所述遮光体形成密闭的空间。
可选的，所述按键本体为塑胶按键。
可选的，所述标识部通过镭雕设置在所述凸起部的顶部。
可选的，所述按键本体的底部设置有触点，所述PCB设置有与所述触点相配合的轻触开关。
可选的，所述按键本体的两侧均设置有向两侧延伸第一预设距离后向背离 所述标识部的方向延伸第二预设距离的悬臂结构，所述按键本体的外侧设置有向背离所述标识部的方向凸出的支撑部。
可选的，还包括面壳，所述面壳设置有与所述凸起部相配合的通孔。
可选的，所述悬臂结构与所述面壳通过第一螺钉固定连接，所述悬臂结构的远离所述按键的一端设置有与所述第一螺钉相配合的第一安装孔，所述面壳设置有与所述第一螺钉相配合的第二安装孔。
可选的，所述悬臂结构在所述第一安装孔的两侧均设置有定位孔，所述面壳设置有与所述定位孔相配合的定位柱。
可选的，所述PCB与所述面壳通过第二螺钉固定连接，所述PCB的两端均设置有与所述第二螺钉相配合的第三安装孔，所述面壳设置有与所述第二螺钉相配合的第四安装孔。
可选的，所述遮光体通过背胶固定在所述PCB上。
可选的，所述遮光体包括遮光海绵。
可选的，凸起部设置在所述按键本体的中部。
一种机顶盒，包括上述任一项所述的按键。
本实施例的按键将按键功能与装饰灯和指示灯功能整合，减少了零部件数量，简化了结构，降低了成本，提高了组装效率。
附图概述
图1是本实施例的按键的立体分解示意图。
图2是本实施例的按键的剖视图。
图3是图2中A处的局部放大图。
图4是本实施例的面壳的立体结构示意图。
图5是本实施例的按键本体的立体结构示意图。
图6是本实施例的按键本体的另一个方向的立体结构示意图。
图7是本实施例的机顶盒的结构框图。
附图标记如下：
1-按键本体；11-凸起部；12-触点；111-标识部；13-悬臂结构；131-第一安装孔；132-定位孔；14-支撑部；2-PCB；21-LED灯；22-轻触开关；23-第三安装孔；3-遮光体；4-面壳；41-通孔；42-第二安装孔；43-定位柱；44-第四安装孔。
具体实施方式
下面结合图1至图7并通过具体实施例来进一步说明本公开的技术方案。
如图1至图6所示，一种按键，包括按键本体1，按键本体1的中部设置有向上凸出的凸起部11，凸起部11的顶部设置有标识部111，标识部111为透光区，凸起部11的除标识部111外的其他部位均为非透光区。可选的，凸起部11的下方设置有PCB2，PCB2在标识部的相对位置设置有LED灯21。可选的，凸起部11与PCB2之间设置有中空的遮光体3，用于防止从凸起部11和PCB2之间漏光，凸起部11、PCB2和遮光体3形成密闭的空间，LED灯21的灯光通过标识部向外射出。标识部111为透光区，起装饰灯和指示灯的作用，与相关技术中电子设备例如机顶盒的指示灯、透光装饰件和按键一般为独立的个体相比，本实施例的按键将按键功能与装饰灯和指示灯功能整合，减少了零部件数量，简化了结构，降低了成本，提高了组装效率。
本实施例中，如图1所示，按键还包括面壳4，面壳4设置有与凸起部11相配合的通孔41。可选地，按键本体1为塑胶按键，凸起部11的顶部镭雕有标识部111。生产时，用调好的塑胶原料生产按键本体1，使得按键本体1达到均匀透光的效果，并可根据需要设置按键本体1的颜色；然后在按键本体1的外表面喷油使其不透光，喷油颜色可与面壳4的颜色保持一致，也可根据需要喷对应颜色的油漆；再在凸起部11的顶部镭雕所要的特定字符或图案，使得仅镭雕后的标识部111透光，凸起部11的其它部位不透光。
本实施例中，如图3所示，按键本体1的底部设置有触点12，PCB2设置有与触点12相配合的轻触开关22。如图5和图6所示，按键本体1的两侧均设置有向外并向下延伸的悬臂结构13，按键本体1的外侧设置有向下凸出的支撑部14。触点12和轻触开关22相配合，起到按键本体1的开关作用；悬臂结构13的设置，起到调整触点12与轻触开关22之间的按压力度的作用，可通过调整悬臂结构13的长度、宽度和厚度等以实现按键本体1的按压力度大小和均匀性的调整，同时起到防止卡键的作用。
本实施例中，悬臂结构13与面壳4通过第一螺钉固定连接。如图5和图6所示，悬臂结构13的外端设置有与第一螺钉相配合的第一安装孔131；如图4所示，面壳4设置有与第一螺钉相配合的第二安装孔42。悬臂结构13与面壳4通过第一螺钉固定连接，使得按键本体1固定在面壳4上，提高了结构的可靠性。
本实施例中，如图5和图6所示，悬臂结构13在第一安装孔131的两侧均设置 有定位孔132；如图4所示，面壳4设置有与定位孔132相配合的定位柱43。定位孔132与定位柱43相配合，提高了组装的效率。
本实施例中，PCB2与面壳4通过第二螺钉固定连接。如图1所示，PCB2的两端均设置有与第二螺钉相配合的第三安装孔23；如图4所示，面壳4设置有与第二螺钉相配合的第四安装孔44。PCB2与面壳4通过第二螺钉固定连接，提高了结构的可靠性。
本实施例中，遮光体3通过背胶固定在PCB上。可选地，遮光体3为遮光海绵。在其他实施例中，可根据需要选择其他具有遮光功能的材料作为遮光体3。
图7是本实施例的机顶盒的结构框图。如图7所示，本实施例还提供了一种机顶盒7，包括上述任一所述的按键71，还可以是包括其他支持所述机顶盒7正常工作的部件。其中，按键71的具体结构参见上文，此处不再赘述。
工业实用性
本实施例提供的按键将按键功能与装饰灯和指示灯功能整合，减少了零部件数量，简化了结构，降低了成本，提高了组装效率。

Claims (15)

  1. 一种按键，包括：
    按键本体(1)；
    凸起部(11)，所述凸起部(11)凸设在所述按键本体(1)上；
    标识部(111)，所述标识部(111)设置在所述凸起部(11)的顶部，所述标识部(111)为透光区，所述凸起部(11)除所述标识部(111)外的其他部位均为非透光区。
  2. 根据权利要求1所述的按键，还包括设置在所述凸起部(11)的一侧的印刷电路板PCB(2)；
    固定在所述PCB(2)上且位于PCB(2)与凸起部(11)之间的LED灯(21)，所述LED灯(21)与所述标识部(111)相对设置，使得所述LED灯(21)的灯光通过所述标识部(111)射出。
  3. 根据权利要求2所述的按键，还包括位于所述凸起部(11)与所述PCB(2)之间的遮光体(3)，所述遮光体(3)的中部是镂空的，其中，所述凸起部(11)、所述PCB(2)和所述遮光体(3)形成密闭的空间。
  4. 根据权利要求1所述的按键，其中，所述按键本体(1)为塑胶按键。
  5. 根据权利要求1或4所述的按键，其中，所述标识部(111)通过镭雕设置在所述凸起部(11)的顶部。
  6. 根据权利要求2所述的按键，其中，所述按键本体(1)的底部设置有触点(12)，所述PCB(2)设置有与所述触点(12)相配合的轻触开关(22)。
  7. 根据权利要求1所述的按键，其中，所述按键本体(1)的两侧均设置有向两侧延伸第一预设距离后向背离所述标识部(111)的方向延伸第二预设距离的悬臂结构(13)，所述按键本体(1)的外侧设置有向背离所述标识部(111)的方向凸出的支撑部(14)。
  8. 根据权利要求7所述的按键，还包括面壳(4)，所述面壳(4)设置有与所述凸起部(11)相配合的通孔(41)。
  9. 根据权利要求8所述的按键，其中，所述悬臂结构(13)与所述面壳(4)通过第一螺钉固定连接，所述悬臂结构(13)的远离所述按键的一端设置有与所述第一螺钉相配合的第一安装孔(131)，所述面壳(4)设置有与所述第一螺钉相配合的第二安装孔(42)。
  10. 根据权利要求9所述的按键，其中，所述悬臂结构(13)在所述第一安装孔(131)的两侧均设置有定位孔(132)，所述面壳(4)设置有与所述定位 孔(132)相配合的定位柱(43)。
  11. 根据权利要求8所述的按键，其中，所述PCB(2)与所述面壳(4)通过第二螺钉固定连接，所述PCB(2)的两端均设置有与所述第二螺钉相配合的第三安装孔(23)，所述面壳(4)设置有与所述第二螺钉相配合的第四安装孔(44)。
  12. 根据权利要求3所述的按键，其中，所述遮光体(3)通过背胶固定在所述PCB上。
  13. 根据权利要求3所述的按键，其中，所述遮光体(3)包括遮光海绵。
  14. 根据权利要求1所述的按键，其中，凸起部(11)设置在所述按键本体(1)的中部。
  15. 一种机顶盒(7)，包括权1-14任一所述的按键(71)。
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CN206194604U (zh) * 2016-09-27 2017-05-24 深圳创维数字技术有限公司 一种机顶盒的透光按键结构
CN108459186A (zh) * 2018-02-28 2018-08-28 宁波三星医疗电气股份有限公司 一种电能表显示装置
CN112185738B (zh) * 2020-10-20 2023-09-12 宁波公牛电器有限公司 一种按钮及电子装置

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CN204407218U (zh) * 2015-01-23 2015-06-17 广州视源电子科技股份有限公司 一种按键的导光结构
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