WO2018068679A1 - 一种触摸按键装置及触摸设备 - Google Patents

一种触摸按键装置及触摸设备 Download PDF

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Publication number
WO2018068679A1
WO2018068679A1 PCT/CN2017/105073 CN2017105073W WO2018068679A1 WO 2018068679 A1 WO2018068679 A1 WO 2018068679A1 CN 2017105073 W CN2017105073 W CN 2017105073W WO 2018068679 A1 WO2018068679 A1 WO 2018068679A1
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Prior art keywords
touch
spring
touch panel
button device
led
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PCT/CN2017/105073
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English (en)
French (fr)
Inventor
霍东建
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广州视源电子科技股份有限公司
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Publication of WO2018068679A1 publication Critical patent/WO2018068679A1/zh

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches

Definitions

  • the utility model relates to the field of touch technology, in particular to a touch button device and a touch device.
  • capacitive touch buttons are becoming more and more popular in products with mirrored glass and touch display functions, such as smart mirrors, smart phones and other touch display devices.
  • the capacitive touch button is generally designed integrally with the touch screen sensor, and the touch button is disposed between the touch sensor and the touch panel; however, if the touch button function and the LED indication function are to be implemented, and the mirror effect of the touch panel cannot be affected, the LED is simultaneously
  • the brightness of the light emitted by the indicator light on the touch panel should be uniform;
  • the existing method is to separately design the capacitive touch button and the touch screen sensor, that is, a touch button is separately set on one side of the touch screen sensor, and the touch screen sensor and the touch screen sensor are The touch buttons are connected by a reset trace, and then an LED lamp and a light guide are arranged between the touch button and the touch panel.
  • the existing design requires re-opening the touch screen sensor mold adapted to this structure, thereby increasing the production cost.
  • an object of the present invention is to provide a touch button device and a touch button device that do not require resetting of a touch sensor mold and have low production cost.
  • a touch button device including a touch panel, a touch spring, an LED flat tube, and a touch sensor provided with a capacitance detecting element, the touch spring and the capacitance detecting The component is connected, and the touch spring is disposed between the touch panel and the touch sensor, the LED planar tube is disposed in a cavity or an outer portion of the touch spring, and the light emitting portion of the LED planar tube is aligned The touch panel.
  • the method further includes an inductive member having an opening, one end of the sensing member and the touch spring Connected, the other end of the sensing member is in contact with the touch panel, and the LED planar tube is aligned with the touch panel through the opening.
  • the sensing member is a cap-shaped metal cylinder cover.
  • the sensing member is a disc-shaped metal thin piece.
  • a concentrating element is provided at the opening.
  • the light transmissive area provided by the touch panel is plated with a light transmissive film, and the LED planar tube is aligned with the light transmissive film.
  • the touch spring has a circular or rectangular cross section.
  • the LED planar tube has a circular or rectangular cross section.
  • Another aspect of the present invention also provides a touch device including the touch button device as described above.
  • the touch button device provided by the present invention and the touch device including the touch button device are disposed between the touch panel and the touch sensor by connecting the touch spring connected to the capacitance detecting element ( That is, the capacitance detecting element is integrally designed with the touch sensor instead of the split design, and the LED planar tube is disposed in the inner cavity or the outside of the touch spring, and the light emitting part of the LED planar tube
  • the touch panel is configured such that when a user performs a corresponding touch operation in an area where the touch panel is aligned with the touch spring, the capacitance detecting element senses a change in a corresponding capacitance through the touch spring.
  • the LED planar tube emits light uniformly when the capacitance detecting element senses a change in capacitance; and at the same time, because the touch spring has a good adjustment adaptability to a narrow space, the capacitance detecting element and the touch panel are Setting the touch spring also does not affect the flatness of the touch panel; in summary, the present invention does not need to touch the touch
  • the touch sensor keys were split design, eliminating the need to mold the touch sensor is reset, so the production cost is low.
  • FIG. 1 is a schematic structural diagram of the touch button device according to an embodiment of the present invention.
  • an aspect of the present invention provides a touch button device, including a touch panel 1 , a touch spring 2 , an LED flat tube 3 , and a touch sensor 5 provided with a capacitance detecting element 4 , the touch spring 2 and The capacitance detecting element 4 is connected, and the touch spring 2 is disposed between the touch panel 1 and the touch sensor 5, and the LED planar tube 3 is disposed inside or outside the touch spring 2, and The light emitting portion of the LED planar tube 3 is aligned with the touch panel 1.
  • the capacitance detecting component 4 is an adjacent two capacitive sensing regions disposed on the touch sensor 5 (ie, two electrodes for sensing capacitance, for example, adjacent to the touch sensor 5) a two copper-clad region) or a touch chip for sensing a change in capacitance of the touch spring 2, the capacitance detecting element 4 being electrically connected to a touch button circuit provided on the touch sensor 5, wherein the touch
  • the button circuit includes a capacitance detecting circuit for detecting a change in capacitance and electrically connected to the capacitance detecting element 4, and is electrically connected to the capacitance detecting circuit and configured to implement an LED plane according to a capacitance sensing signal of the capacitance detecting circuit
  • the LED circuit that emits or extinguishes the tube 3, when the user performs a corresponding touch operation in an area where the touch panel 1 is aligned with the touch spring 2, the capacitance detecting element 4 senses corresponding through the touch spring 2 The change of the capacitance, at which
  • the LED flat tube 3 is used to uniformly illuminate the light emitted therefrom to the touch panel 1 opposite thereto, thereby realizing display of the LED light on the touch panel 1.
  • the LED planar tube 3 has a circular or rectangular cross section. It can be understood that the cross section of the LED planar tube 3 can also be other shapes, which is not specifically limited herein.
  • the light transmissive area 6 of the touch panel 1 is plated with a light transmissive film, and the LED planar tube 3 is aligned with the light transmissive film.
  • the LED planar tube 3 can transmit the uniformly emitted light through the transparent film plated on the transparent region 6, thereby realizing the light display of the LED flat tube 3 on the touch panel 1;
  • the light transmissive film is used for performing touch identification on the touch panel 1 (that is, the light transmissive film on the light transmissive area 6 is different from the color of the touch panel 1 in other places.
  • the touch panel 1 is black when the display screen is not displayed, and the touch panel 1 plated with the light transmissive film displays other colors such as white or red when the LED flat tube 3 does not emit light, so that The light transmissive film is used as a touch mark).
  • the light-transmitting region 6 and the light-transmissive film may be designed as a geometric shape (for example, a circle shape or a triangular shape) or a character shape according to actual needs, and is not specifically limited herein.
  • the touch spring 2 connected to the capacitance detecting element 4 between the touch panel 1 and the touch sensor 5 (that is, the capacitance detecting element 4 and the touch sensor 5 are integrally designed) Is not a split design), and the LED planar tube 3 is disposed in the inner cavity or the outside of the touch spring 2, and the light emitting portion of the LED flat tube 3 is aligned with the touch panel 1 so that when the user is in the
  • the capacitance detecting element 4 senses a change in the corresponding capacitance through the touch spring 2, when the capacitance detecting element 4 senses
  • the LED planar tube 3 is evenly distributed when the capacitance changes.
  • the touch spring 2 since the touch spring 2 has a good adjustment adaptability to a small space, the arrangement of the touch spring 2 between the capacitance detecting element 4 and the touch panel 1 does not affect the light.
  • the flatness of the touch panel 1 is not described in the embodiment of the present invention. Therefore, the touch sensor 5 and the touch button need not be separately designed, so that the mold of the touch sensor 5 does not need to be reset. Production costs are low.
  • the touch button device further includes an inductive member 7 having an opening, one end of the sensing member 7 is connected to the touch spring 2, and the other end of the sensing member 7 is in contact with the touch panel 1.
  • the LED planar tube 3 is aligned with the touch panel 1 through the opening.
  • the sensing component 7 is used to increase the capacitive sensing sensitivity of the touch spring 2 .
  • the sensing member 7 is a cap-shaped metal can lid; on the other hand, preferably, the sensing member 7 is a disk-shaped metal thin piece. It can be understood that the sensing member 7 can also be other structures, as long as the structure thereof can increase the sensitivity of the capacitive sensing of the touch spring 2 to increase the capacitive sensing sensitivity of the touch button device. The scope of protection of the examples will not be repeated here.
  • the capacitive sensing sensitivity of the touch button device can be further improved, thereby improving the touch sensitivity of the touch button device.
  • a concentrating element (not shown) is disposed at the opening.
  • the concentrating element may be a convex lens made of transparent glass or transparent plastic, or a cylinder with a reflective coating on the inner side wall, as long as the material and structure of the concentrating element can make the Light uniformly emitted by the LED planar tube 3 is concentrated on the touch panel 1 to achieve better light display on the touch panel 1. All of these are within the scope of protection of the preferred embodiment. Therefore, the material and structure of the concentrating element are not specifically limited herein.
  • the concentrating element at the opening of the sensing member 7, light uniformly emitted by the LED planar tube 3 can be concentrated on the touch panel 1 so that A better light display is achieved on the touch panel 1.
  • Another aspect of the present invention also provides a touch device including the touch button device as described above.
  • the touch spring 2 connected to the capacitance detecting element 4 in the touch button device is disposed between the touch panel 1 and the touch sensor 5 (ie, the The capacitance detecting element 4 is integrally designed with the touch sensor 5 instead of the split design, and the LED planar tube 3 is disposed in the inner cavity or the outside of the touch spring 2, and the LED planar tube 3 emits light.
  • the portion is aligned with the touch panel 1 such that when the user performs a corresponding touch operation in an area where the touch panel 1 is aligned with the touch spring 2, the capacitance detecting element 4 senses correspondingly through the touch spring 2.
  • the LED planar tube 3 uniformly emits light when the capacitance detecting element 4 senses a change in capacitance; meanwhile, because the touch spring 2 has a good adjustment adaptability to a small space, The setting of the touch spring 2 between the capacitance detecting element 4 and the touch panel 1 does not affect the flatness of the touch panel 1; in summary, the touch device of the embodiment of the present invention does not need to be Place Touch key of the touch sensor device with the touch key 5 split design, eliminating the need to mold the touch sensor 5 is reset, and therefore low production costs.

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  • Push-Button Switches (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Electronic Switches (AREA)

Abstract

一种触摸按键装置，其包括触摸面板（1）、触摸弹簧（2）、LED平面管（3）以及设有电容检测元件（4）的触摸传感器（5），所述触摸弹簧（2）与所述电容检测元件（4）连接，且所述触摸弹簧（2）设于所述触摸面板（1）与所述触摸传感器（5）之间，所述LED平面管（3）设置于所述触摸弹簧（2）的内腔或者外部，且所述LED平面管（3）的发光部对准所述触摸面板（1）。此外，还提供了一种触摸按键设备，在可以均匀发光与进行触摸按键操作的同时无需重新设置触摸传感器模板，因此生产成本低。

Description

一种触摸按键装置及触摸设备 技术领域
本实用新型涉及触摸技术领域，尤其是涉及一种触摸按键装置及触摸设备。
背景技术
现如今，电容式触摸按键在带镜面玻璃且具有触摸显示功能的产品(例如智能魔镜、智能手机等触摸显示设备)中的应用越来越普遍。其中，电容式触摸按键一般是与触摸屏传感器一体设计的，触摸按键设置在触摸传感器与触摸面板之间；但是如果要实现触摸按键功能和LED指示功能，且不能影响触摸面板的镜面效果，同时LED指示灯发出的光在触摸面板上的显示亮度要均匀；现有的做法是将电容式触摸按键与触摸屏传感器进行分体式设计，即在触摸屏传感器的一侧单独设置一个触摸按键，且触摸屏传感器与触摸按键之间通过重新设置的走线连接，然后在触摸按键与触摸面板之间设置LED灯和导光柱。但是现有的这种设计需要重新开适应这种结构的触摸屏传感器模具，从而使得生产成本增加。
实用新型内容
针对上述问题，本实用新型的目的在于提供一种无需重新设置触摸传感器模具且生产成本低的触摸按键装置以及触摸按键设备。
为了实现上述目的，本实用新型采用的技术方案为：一种触摸按键装置，其包括触摸面板、触摸弹簧、LED平面管以及设有电容检测元件的触摸传感器，所述触摸弹簧与所述电容检测元件连接，且所述触摸弹簧设于所述触摸面板与所述触摸传感器之间，所述LED平面管设置于所述触摸弹簧的内腔或者外部，且所述LED平面管的发光部对准所述触摸面板。
优选地，还包括开设有开口的感应件，所述感应件的一端与所述触摸弹簧 连接，所述感应件的另一端与所述触摸面板接触，所述LED平面管通过所述开口对准所述触摸面板。
优选地，所述感应件为帽状的金属筒盖。
优选地，所述感应件为圆盘状的金属薄块。
优选地，所述开口处设有聚光元件。
优选地，所述触摸面板设有的透光区域镀有透光膜，所述LED平面管对准所述透光膜。
优选地，所述触摸弹簧的横截面为圆形或者矩形。
优选地，所述LED平面管的横截面为圆形或者矩形。
本实用新型另外一方面还提供了一种触摸设备，其包括如上所述的触摸按键装置。
本实用新型提供的所述触摸按键装置以及包括所述触摸按键装置的触摸设备，通过在将与所述电容检测元件连接的所述触摸弹簧设于所述触摸面板与所述触摸传感器之间(即所述电容检测元件与所述触摸传感器为一体设计而不是分体设计)，并将所述LED平面管设置于所述触摸弹簧的内腔或者外部，且所述LED平面管的发光部对准所述触摸面板，这样当用户在所述触摸面板对准所述触摸弹簧的区域进行相应的触摸操作时，所述电容检测元件通过所述触摸弹簧会感应到相应的电容的变化，当所述电容检测元件感应到电容变化时所述LED平面管就均匀发光；同时，因为所述触摸弹簧对狭小的空间具有很好的调节适应能力，因此在所述电容检测元件与所述触摸面板之间设置所述触摸弹簧也并不影响到所述触摸面板的平整性；综上所述，本实用新型无需对所述触摸传感器与所述触摸按键进行分体式设计，从而无需对所述触摸传感器的模具进行重新设置，因此生产成本低。
附图说明
为了更清楚地说明本实用新型的技术方案，下面将对实施方式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实用新型的 一些实施方式，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是本实用新型实施例提供的所述触摸按键装置的结构示意图。
具体实施方式
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。
请参见图1，本实用新型一方面提供了一种触摸按键装置，其包括触摸面板1、触摸弹簧2、LED平面管3以及设有电容检测元件4的触摸传感器5，所述触摸弹簧2与所述电容检测元件4连接，且所述触摸弹簧2设于所述触摸面板1与所述触摸传感器5之间，所述LED平面管3设置于所述触摸弹簧2的内腔或者外部，且所述LED平面管3的发光部对准所述触摸面板1。
需要说明的是，所述电容检测元件4为设置在所述触摸传感器5上的相邻的两个电容感应区域(即用于感应电容的两个电极，例如触摸传感器5上设有的相邻的两个覆铜区域)或者用于感应所述触摸弹簧2的电容的变化的触摸芯片，所述电容检测元件4与所述触摸传感器5上设有的触摸按键电路电连接，其中所述触摸按键电路包括用于检测电容变化的且与所述电容检测元件4电连接的电容检测电路、与所述电容检测电路电连接的且用于根据所述电容检测电路的电容感应信号而实现LED平面管3发光或者熄灭的LED电路，当用户在所述触摸面板1对准所述触摸弹簧2的区域进行相应的触摸操作时，所述电容检测元件4通过所述触摸弹簧2会感应到相应的电容的变化，这时电容检测元件4就将其所产生的电容感应信号传输给电容检测电路，电容检测电路将所述电容信号处理为相应的控制信号，然后电容检测电路将该控制信号传输给所述触摸 设备中的处理器，所述处理器根据所述控制信号让所述触摸设备实现相应的功能(例如菜单返回或者打开菜单等操作功能)；同时所述电容检测电路将所述控制信号传输给所述LED电路，所述LED电路根据相应的所述控制信号让所述LED平面管3均匀发光(或者熄灭)。优选地，所述触摸弹簧2的横截面为圆形或者矩形(即所述触摸弹簧2为圆形弹簧或者矩形弹簧)。可以理解的是，所述触摸弹簧2的横截面还可以为其他形状，在此不做具体限定。
此外，所述LED平面管3用于将其发出的光线均匀地照射到与其相对的所述触摸面板1，从而在所述触摸面板1上实现LED灯的显示。优选地，所述LED平面管3的横截面为圆形或者矩形。可以理解的是，所述LED平面管3的横截面还可以为其他形状，在此不做具体限定。
进一步地，参见图1，所述触摸面板1设有的透光区域6镀有透光膜，所述LED平面管3对准所述透光膜。这样所述LED平面管3可以将其均匀发出的光线通过所述透光区域6上镀有的所述透光膜透射出去，从而实现LED平面管3在所述触摸面板1的灯光显示；另外所述透光膜用于在所述触摸面板1上进行触摸标识(即所述透光区域6上的所述透光膜与所述触摸面板1的其他地方的颜色不一样，一般来说，触摸面板1在显示屏不进行显示的时候是黑色的，而镀有所述透光膜的触摸面板1在所述LED平面管3不发光的时候显示为白色或者红色等其他颜色，这样就可以用所述透光膜来作为触摸标识)。需要说明的是，所述透光区域6和所述透光膜可以根据实际需要设计为几何图形状(例如圆圈状或者三角形状等)或者字符状等，在此不做具体限定。
在本实用新型实施例中。通过在将与所述电容检测元件4连接的所述触摸弹簧2设于所述触摸面板1与所述触摸传感器5之间(即所述电容检测元件4与所述触摸传感器5为一体设计而不是分体设计)，并将所述LED平面管3设置于所述触摸弹簧2的内腔或者外部，且所述LED平面管3的发光部对准所述触摸面板1，这样当用户在所述触摸面板1对准所述触摸弹簧2的区域进行相应的触摸操作时，所述电容检测元件4通过所述触摸弹簧2会感应到相应的电容的变化，当所述电容检测元件4感应到电容变化时所述LED平面管3就均匀发 光；同时，因为所述触摸弹簧2对狭小的空间具有很好的调节适应能力，因此在所述电容检测元件4与所述触摸面板1之间设置所述触摸弹簧2也并不影响到所述触摸面板1的平整性；综上所述，本实用新型实施例无需对所述触摸传感器5与所述触摸按键进行分体式设计，从而无需对所述触摸传感器5的模具进行重新设置，因此生产成本低。
为了便于对本实用新型的理解，下面将在本实用新型的上述实施例的基础上提供一些优选实施例：
第一种优选实施例：
请参见图1，所述触摸按键装置还包括开设有开口的感应件7，所述感应件7的一端与所述触摸弹簧2连接，所述感应件7的另一端与所述触摸面板1接触，所述LED平面管3通过所述开口对准所述触摸面板1。
其中，所述感应件7用于增加所述触摸弹簧2的电容感应灵敏度。一方面，优选地，所述感应件7为帽状的金属筒盖；另一方面，优选地，所述感应件7为圆盘状的金属薄块。可以理解的是，所述感应件7还可以为其他结构，只要其结构能够增加所述触摸弹簧2的电容感应的灵敏度从而增加所述触摸按键装置的电容感应灵敏度，那么就均在本优选实施例的保护范围之内，在此不再赘述。
在本优选实施例中，通过在所述触摸弹簧2上设有所述感应件7，可以进一步提高所述触摸按键装置的电容感应灵敏度，从而提高了所述触摸按键装置的触摸灵敏度。
在第一种优选实施例的基础上提供本实用新型的第二种优选实施例：
所述开口处设有聚光元件(图未示)。可以理解的是，所述聚光元件可以为透明玻璃或者透明塑料制成的凸透镜、也可以为内侧壁设有反光涂料的圆筒，只要所述聚光元件的制作材质和结构能够让所述LED平面管3所均匀发出的光线会聚到所述触摸面板1上，从而在所述触摸面板1上实现更好的光线显示， 那么就均在本优选实施例的保护范围之内。因此在此不对所述聚光元件的材质和结构做具体限定。
在本优选实施例中，通过在所述感应件7的所述开口处设置所述聚光元件，可以使得所述LED平面管3所均匀发出的光线会聚到所述触摸面板1上，从而在所述触摸面板1上实现更好的光线显示。
本实用新型另外一方面还提供了一种触摸设备，其包括如上所述的触摸按键装置。
在本实用新型实施例中，通过将所述触摸按键装置中的与所述电容检测元件4连接的所述触摸弹簧2设于所述触摸面板1与所述触摸传感器5之间(即所述电容检测元件4与所述触摸传感器5为一体设计而不是分体设计)，并将所述LED平面管3设置于所述触摸弹簧2的内腔或者外部，且所述LED平面管3的发光部对准所述触摸面板1，这样当用户在所述触摸面板1对准所述触摸弹簧2的区域进行相应的触摸操作时，所述电容检测元件4通过所述触摸弹簧2会感应到相应的电容的变化，当所述电容检测元件4感应到电容变化时所述LED平面管3就均匀发光；同时，因为所述触摸弹簧2对狭小的空间具有很好的调节适应能力，因此在所述电容检测元件4与所述触摸面板1之间设置所述触摸弹簧2也并不影响到所述触摸面板1的平整性；综上所述，本实用新型实施例的所述触摸设备无需对所述触摸按键装置中的所述触摸传感器5与所述触摸按键进行分体式设计，从而无需对所述触摸传感器5的模具进行重新设置，因此生产成本低。
以上所述，仅为本实用新型的具体实施方式，但本实用新型的保护范围并不局限于此，任何熟悉本领域技术的技术人员在本实用新型公开的技术范围内，可轻易想到的变化或替换，都应涵盖在本实用新型的保护范围之内。因此，本实用新型的保护范围应以所述权利要求的保护范围为准。

Claims (9)

  1. 一种触摸按键装置，其特征在于，包括触摸面板、触摸弹簧、LED平面管以及设有电容检测元件的触摸传感器，所述触摸弹簧与所述电容检测元件连接，且所述触摸弹簧设于所述触摸面板与所述触摸传感器之间，所述LED平面管设置于所述触摸弹簧的内腔或者外部，且所述LED平面管的发光部对准所述触摸面板。
  2. 根据权利要求1所述的触摸按键装置，其特征在于，还包括开设有开口的感应件，所述感应件的一端与所述触摸弹簧连接，所述感应件的另一端与所述触摸面板接触，所述LED平面管通过所述开口对准所述触摸面板。
  3. 根据权利要求2所述的触摸按键装置，其特征在于，所述感应件为帽状的金属筒盖。
  4. 根据权利要求2所述的触摸按键装置，其特征在于，所述感应件为圆盘状的金属薄块。
  5. 根据权利要求2所述的触摸按键装置，其特征在于，所述开口处设有聚光元件。
  6. 根据权利要求1所述的触摸按键装置，其特征在于，所述触摸面板设有的透光区域镀有透光膜，所述LED平面管对准所述透光膜。
  7. 根据权利要求1所述的触摸按键装置，其特征在于，所述触摸弹簧的横 截面为圆形或者矩形。
  8. 根据权利要求1所述的触摸按键装置，其特征在于，所述LED平面管的横截面为圆形或者矩形。
  9. 一种触摸设备，其特征在于，包括如权利要求1至8任意一项所述的触摸按键装置。
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