CN102865513A - Touch key lighting device - Google Patents
Touch key lighting device Download PDFInfo
- Publication number
- CN102865513A CN102865513A CN2012103505032A CN201210350503A CN102865513A CN 102865513 A CN102865513 A CN 102865513A CN 2012103505032 A CN2012103505032 A CN 2012103505032A CN 201210350503 A CN201210350503 A CN 201210350503A CN 102865513 A CN102865513 A CN 102865513A
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- touch
- lighting device
- key lighting
- controlled key
- eyeglass
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Abstract
The invention discloses a touch key lighting device comprising one touch lens, one touch circuit and at least one LED (Light Emitting Diode) light source, wherein the touch lens comprises one character zone, the touch circuit is fixedly connected to the lower surface of the touch lens, and the at least one LED light source and the touch circuit are fixedly connected to the lower surface of the touch lens. According to the touch key lighting device provided by the invention, no other component is blocked between the light source and the touch lens by the way that the LED light source and the touch circuit are fixedly connected to the lower surface of the touch lens, so that the limitation of lighting areas is avoided, and the touch key lighting device occupies smaller space and is easy to assemble.
Description
Technical field
The present invention relates to a kind of touch controlled key lighting device.
Background technology
The light of the touch controlled key on the touch eyeglass of present portable terminal, the light of character zone on the portable terminal namely, be to realize its light source by the flexible PCB that posts the LED lamp in printed circuit board welding LED lamp or switching, wherein LED is light emitting diode.Because it is far away that the positional distance that the original printed circuit board of portable terminal arranges touches eyeglass, must there be the miscellaneous part of portable terminal in space wherein, easily causes the lighting zone limited very serious, and character zone uniformly can't throw light on, and the assembling difficulty is large, takes up room large.
Summary of the invention
The technical problem to be solved in the present invention is for the touch controlled key lighting device that overcomes prior art is large by the assembling difficulty that the flexible PCB that posts the LED lamp in printed circuit board welding LED lamp or switching causes, take up room large and the limited serious defective in field of illumination, and a kind of limited touch controlled key lighting device in field of illumination of having avoided is provided.
The present invention solves above-mentioned technical problem by following technical proposals:
The invention provides a kind of touch controlled key lighting device, comprise that one touches eyeglass, a touch-control circuit and at least one led light source, this touch eyeglass comprises a character zone, its characteristics are, this touch-control circuit is fixedly connected on the lower surface of this touch eyeglass, and this at least one led light source and this touch-control circuit are fixedly connected on the lower surface of this touch eyeglass.
Preferably, this touch-control circuit is fixedly connected on the lower surface of this character zone.Because needing lamplit is exactly this character zone, the lower surface that this touch-control circuit is connected to this character zone can take less space, led light source is connected on this touch-control circuit, and this led light source is also nearer apart from this character zone, makes things convenient for the light transmission of this led light source not stopped.
Preferably, this touch-control circuit is laid immediately on the lower surface of this touch eyeglass.Directly lay the technological means that this touch-control circuit need to utilize printed circuit lines or deposit the circuit line, these two kinds of means are ordinary skill in the art means, do not repeat them here.Directly lay circuit, just saved the carrier of this touch-control circuit, saved parts and space.
Preferably, this touch controlled key lighting device also comprises at least one light guide that is arranged under this touch eyeglass, and the light that is used for will this at least one led light source sending transfers to this character zone.
Preferably, this at least one light guide is pasted on the lower surface that is fixed on this touch eyeglass.
Preferably, this at least one light guide is transparent membrane or transparent panel.
Preferably, this transparent membrane or transparent panel adopt pet material or polymethyl methacrylate materials or makrolon material or glass material.
Preferably, be provided with some reflective spots on this at least one light guide, be used for changing the trend of light.
Preferably, these some reflective spots are the concave point that is arranged on this at least one light guide.
Preferably, these some reflective spots are silk-screen Liquid Paraffin ink dot.
On the basis that meets this area general knowledge, above-mentioned each optimum condition, but any combination namely get the preferred embodiments of the invention.
Positive progressive effect of the present invention is:
Touch controlled key lighting device of the present invention touches under the eyeglass by led light source and touch-control circuit are fixedly connected on, and can so that do not have miscellaneous part to stop between light source and touch eyeglass, avoid the field of illumination limited, the less and easy assembling in the space that takies simultaneously.
Description of drawings
Fig. 1 is the schematic diagram of the touch controlled key lighting device of a preferred embodiment of the present invention.
The specific embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, describing technical scheme of the present invention in detail, but therefore do not limit the present invention among the described scope of embodiments.
Be illustrated in figure 1 as the schematic diagram of the touch controlled key lighting device of a preferred embodiment of the present invention, this touch controlled key lighting device comprises that one touches eyeglass 1, a touch-control circuit 2 and at least one led light source 3, this touch eyeglass 1 comprises a character zone 11, this touch-control circuit 2 is fixedly connected on the lower surface of this touch eyeglass 1, and this at least one led light source 3 and this touch-control circuit 2 are fixedly connected on the lower surface of this touch eyeglass 1.For the position of clearer each parts that this touch controlled key lighting device is shown with interconnect, Fig. 1 illustrates the inside of portable terminal, the one side that it will be appreciated by those skilled in the art that this touch eyeglass 1 top among Fig. 1 is the lower surface of above-mentioned this touch eyeglass 1.
Wherein, this touch-control circuit 2 has two kinds of set-up modes.A kind of is that this touch-control circuit 2 directly is laid immediately on this touch eyeglass 1 lower surface by the technological means of printed circuit lines or deposition circuit line.Another kind of then be to utilize a carrier this touch-control circuit 2 to be fixedly connected on the lower surface of this touch eyeglass 1, it is ordinary skill in the art means that the carrier of this touch-control circuit 2 is selected, and common circuit carrier such as circuit board etc. are all applicable.The method of directly laying has been saved the carrier of this touch-control circuit 2, has saved parts and space, but has relatively adopted the connected mode installation process of a carrier more complicated.
Further, this touch-control circuit 2 is fixedly connected on the lower surface of this character zone 11.Because what need illumination is exactly this character zone 11, and this touch-control circuit 2 be fixedly connected on the lower surface of this character zone 11 after this at least one led light source 3 also be fixed on this character zone 11 times, like this be arranged so that the nearest of this at least one led light source 3 and this character zone 11, convenient this character zone 11 of illumination.
In order be more effective light to be transferred to this character zone 11 uniformly, this touch controlled key lighting device also comprises at least one light guide 4 that is arranged under this touchs eyeglass 1, transfers to this character zone 11 for the light that will this at least one led light source 3 sends.Those skilled in the art are to be understood that, at least one light guide 4 of shown in Fig. 1 this just illustrates the position that this at least one light guide 4 arranges, shape and structure for this at least one light guide 4 is not restricted, and it is all applicable that 4 need of this at least one light guide can be finished the effect of transmission light.This at least one light guide 4 is pasted on the lower surface that is fixed on this touch eyeglass 1.
In a preferred embodiment, this at least one light guide 4 is transparent membrane or transparent panel.This transparent membrane or transparent panel adopt pet material or polymethyl methacrylate or Merlon or glass.This different materials respectively has advantage, and can both reach the effect of transmission light, can select according to actual needs.Wherein the cost of glass is lower, polymethyl methacrylate materials then has the good and outstanding resistance to ag(e)ing of good transparency, pet material has advantages of satisfactory mechanical property, rigidity is high, hardness is large, and Merlon then has advantages of heat-resisting, good processability.
Be provided with some reflective spots on this at least one light guide 4, be used for changing the trend of light, thereby can adapt to internal structures different in the portable terminal.Schematically be shown in broken lines the trend of light among Fig. 1, wherein the point of light generation reflection is this some reflective spots, is appreciated that ground, and these some reflective spots only are the example explanation, and the present invention is also unrestricted for its concrete position that arranges.The concave point that these some reflective spots can be arranged on this at least one light guide 4 also can be silk-screen Liquid Paraffin ink dot.Thereby these two kinds arrange the equal direction of propagation that can play reverberation adjustment light and finally make illumination be mapped to the effect of this character zone 11.Wherein, at this at least one light guide 4 concave point is set and need to does in advance processing at this at least one light guide 4, and having relatively high expectations to machining accuracy.
Although more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art can make various changes or modifications to these embodiments under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.
Claims (10)
1. touch controlled key lighting device, comprise that one touches eyeglass, a touch-control circuit and at least one led light source, this touch eyeglass comprises a character zone, it is characterized in that, this touch-control circuit is fixedly connected on the lower surface of this touch eyeglass, and this at least one led light source and this touch-control circuit are fixedly connected on the lower surface of this touch eyeglass.
2. touch controlled key lighting device as claimed in claim 1 is characterized in that, this touch-control circuit is fixedly connected on the lower surface of this character zone.
3. touch controlled key lighting device as claimed in claim 1 is characterized in that, this touch-control circuit is laid immediately on the lower surface of this touch eyeglass.
4. touch controlled key lighting device as claimed in claim 1 is characterized in that, this touch controlled key lighting device also comprises at least one light guide that is arranged under this touch eyeglass, and the light that is used for will this at least one led light source sending transfers to this character zone.
5. touch controlled key lighting device as claimed in claim 4 is characterized in that, this at least one light guide is pasted on the lower surface that is fixed on this touch eyeglass.
6. touch controlled key lighting device as claimed in claim 4 is characterized in that, this at least one light guide is transparent membrane or transparent panel.
7. touch controlled key lighting device as claimed in claim 6 is characterized in that, this transparent membrane or transparent panel adopt pet material or polymethyl methacrylate or Merlon or glass.
8. touch controlled key lighting device as claimed in claim 4 is characterized in that, is provided with some reflective spots on this at least one light guide, is used for changing the trend of light.
9. touch controlled key lighting device as claimed in claim 8 is characterized in that, these some reflective spots are the concave point that is arranged on this at least one light guide.
10. touch controlled key lighting device as claimed in claim 8 is characterized in that, these some reflective spots are silk-screen Liquid Paraffin ink dot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210350503.2A CN102865513B (en) | 2012-09-18 | 2012-09-18 | Touch controlled key lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210350503.2A CN102865513B (en) | 2012-09-18 | 2012-09-18 | Touch controlled key lighting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102865513A true CN102865513A (en) | 2013-01-09 |
| CN102865513B CN102865513B (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210350503.2A Active CN102865513B (en) | 2012-09-18 | 2012-09-18 | Touch controlled key lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102865513B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106802743A (en) * | 2017-03-09 | 2017-06-06 | 东莞崧崴电子科技有限公司 | Contactor control device on mirror |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201413782Y (en) * | 2009-06-03 | 2010-02-24 | 联想(北京)有限公司 | Key structure and electronic apparatus employing same |
| US20110285668A1 (en) * | 2010-05-24 | 2011-11-24 | Samsung Electronics Co. Ltd. | Touch input device |
| DE102010062428A1 (en) * | 2010-12-03 | 2012-06-06 | BSH Bosch und Siemens Hausgeräte GmbH | Optical control and/or display unit for domestic appliance e.g. hob, has circuit board recesses are formed as light-passage openings within circuit board for representing display symbols |
| CN202309666U (en) * | 2011-09-23 | 2012-07-04 | 陆永华 | Touch induction key |
| CN202395748U (en) * | 2012-01-18 | 2012-08-22 | 广东名门锁业有限公司 | Touch key device |
| CN202791667U (en) * | 2012-09-18 | 2013-03-13 | 上海华勤通讯技术有限公司 | Touch button lighting device |
-
2012
- 2012-09-18 CN CN201210350503.2A patent/CN102865513B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201413782Y (en) * | 2009-06-03 | 2010-02-24 | 联想(北京)有限公司 | Key structure and electronic apparatus employing same |
| US20110285668A1 (en) * | 2010-05-24 | 2011-11-24 | Samsung Electronics Co. Ltd. | Touch input device |
| DE102010062428A1 (en) * | 2010-12-03 | 2012-06-06 | BSH Bosch und Siemens Hausgeräte GmbH | Optical control and/or display unit for domestic appliance e.g. hob, has circuit board recesses are formed as light-passage openings within circuit board for representing display symbols |
| CN202309666U (en) * | 2011-09-23 | 2012-07-04 | 陆永华 | Touch induction key |
| CN202395748U (en) * | 2012-01-18 | 2012-08-22 | 广东名门锁业有限公司 | Touch key device |
| CN202791667U (en) * | 2012-09-18 | 2013-03-13 | 上海华勤通讯技术有限公司 | Touch button lighting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106802743A (en) * | 2017-03-09 | 2017-06-06 | 东莞崧崴电子科技有限公司 | Contactor control device on mirror |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102865513B (en) | 2015-09-09 |
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| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 201203 Shanghai city Pudong New Area Zhangjiang Keyuan Road No. 399 Building No. 1 Patentee after: HUAQIN TELECOM TECHNOLOGY Co.,Ltd. Address before: 201203 Shanghai city Pudong New Area Zhangjiang Keyuan Road No. 399 Building No. 1 Patentee before: SHANGHAI HUAQIN TELECOM TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |
Address after: Building 1, No. 399 Keyuan Road, Zhangjiang hi tech park, Pudong New Area, Shanghai, 201203 Patentee after: Huaqin Technology Co.,Ltd. Address before: Building 1, No. 399 Keyuan Road, Zhangjiang hi tech park, Pudong New Area, Shanghai, 201203 Patentee before: Huaqin Technology Co.,Ltd. |
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Address after: Building 1, No. 399 Keyuan Road, Zhangjiang hi tech park, Pudong New Area, Shanghai, 201203 Patentee after: Huaqin Technology Co.,Ltd. Address before: 201203 Building 1, 399 Zhangyuan Road, Zhangjiang, Pudong New Area, Shanghai Patentee before: HUAQIN TELECOM TECHNOLOGY Co.,Ltd. |
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