CN201312301Y - Capacitance touch key-press with backlight - Google Patents
Capacitance touch key-press with backlight Download PDFInfo
- Publication number
- CN201312301Y CN201312301Y CNU2008202133864U CN200820213386U CN201312301Y CN 201312301 Y CN201312301 Y CN 201312301Y CN U2008202133864 U CNU2008202133864 U CN U2008202133864U CN 200820213386 U CN200820213386 U CN 200820213386U CN 201312301 Y CN201312301 Y CN 201312301Y
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- China
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- plate body
- transparent plate
- pcb board
- touch key
- capacitance type
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Abstract
The utility model provides a capacitance touch key-press with backlight, which comprises a PCB, a transparent plate body and LED lamps, wherein the amount of the LED lamps is preset. The PCB is connected with the transparent plate body, and each LED lamp is connected to the PCB and arranged under the transparent plate body. By aid of the unique structural design, the utility model plays backlight effect and the function of a touch switch mainly through the transparent plate body and the LED lamps connected to the PCB, and thereby the utility model provides a novel capacitance touch key-press for people.
Description
Technical field
The utility model relates to a kind of touch key-press, more specifically is meant a kind of capacitance type touch key backlight of being with that is applied in body-building apparatus display list field.
Background technology
As everyone knows, the structure of capacitive touch screen mainly is the thin-film body layer of plating layer of transparent on glass screen, adds the lastblock cover glass at conductor layer again, and conductor layer and inductor can be thoroughly protected in two glass designs.
Capacitive touch screen all plates long and narrow electrode on touch-screen four limits, forms a low-voltage AC field in electric conductor.When touch screen, because people's bulk electric field, can form a coupling capacitance between finger and conductor layer, the electric current that four limit electrodes send can flow to the contact, be directly proportional with the distance of pointing electrode and electric current is strong and weak, be positioned at ratio and power that controller after the touch screen just can calculate electric current, accurately calculate touch point position.Two glass of capacitance touch screen not only can be protected conductor and inductor, prevent that more effectively the external environment factor from impacting touch-screen, even if screen speckles with filth, dust or oil stain, capacitive touch screen still can accurately be calculated touch location.
Capacitive touch screen is particulate metal conductive materials that sticks layer of transparent at glass surface.When finger touch was on metal level, the electric capacity of contact will change, and made the oscillator frequency that is attached thereto change, and changed by measuring frequency and can determine the touch location acquired information.
Along with science and technology development, backlight technology and touching technique have been widely used in mobile phone, fields such as ATM computer, and especially this capacitive touch screen is because its unique technique characteristic is used more extensively.
Yet, but be this technology of introducing so far for flourish body-building apparatus field, as, on the electronic watch, comprise the treadmill table, the bicycle table, the rowing machine table, magnetic control car table etc. is so being continued to use old technology so far, in other words, in this field of body-building apparatus, technology is failed to follow the progress of science and technology and is improved.
In existing fitness equipment electronic watch, all be spring-piece type, light touch switch type key or be the thin film switch class that this has not met modern society people's demand obviously.
Summary of the invention
The utility model provides a kind of capacitance type touch key backlight of being with, by its special structure design, mainly be by its transparent plate body and be connected LED lamp on this pcb board, make the function of effect backlight and soft-touch control, for people provide a kind of brand-new capacitance type touch key backlight of being with.And this is to be first purpose of the present utility model.
The utility model provides a kind of capacitance type touch key backlight of being with, and its transparent plate body is to adopt injection mo(u)lding, and the utility model installation is simple, and cost of manufacture is low.And this is to be second purpose of the present utility model.
For realizing above purpose, the technical solution adopted in the utility model is: a kind ofly be with capacitance type touch key backlight, it comprises, the LED lamp of pcb board, transparent plate body and predetermined number, wherein, this pcb board is connected with this transparent plate body, and this each LED lamp is connected on this pcb board, and is provided in a side of the below of this transparent plate body.
It has this pcb board, upper surface and lower surface, wherein, be provided with between this upper surface and this lower surface, some cathode contact and cathode contacts in order to engage with this each LED lamp, in addition, this pcb board also includes a functional circuit in order to carry luminous and to touch the conducting function.
It is connected this transparent plate body with this pcb board, it has, the plane surface and the flat back side, wherein, this plane surface is provided with the block and the functional character cut in bas-relief of predetermined number, and wherein, this each functional character cut in bas-relief is to be located at respectively in this each block, and any mark is not really wanted really to rule or do in this each block, just distinguishes each other between each functional character cut in bas-relief in order to allow.This each functional character cut in bas-relief is to be arranged with to this flat back side direction by this plane surface to form again, again, in that the zone each functional character cut in bas-relief is provided with one deck silk-screen layer except that this on this plane surface, will cover light tight in other zones each functional character cut in bas-relief except that this.
This flat back side is concaved with the recess of predetermined number to this plane surface direction again, and this each recess all has an inner surface, and each inner surface is provided with some silk-screen white points in order to reflection ray.
Further, the flat back side of this transparent plate body is to be connected with the upper surface of this pcb board.
This each LED lamp is to be located at respectively in each recess of this transparent plate body, it comprises, illuminating part and lead group, wherein, one end of this lead group is connected with this illuminating part, and the other end of this lead group is to be connected respectively with each cathode contact and the cathode contact of this pcb board.So that this illuminating part is by this lead group current drawn work and then emit beam.
The beneficial effects of the utility model are: the utility model structurally comprises, the LED lamp of pcb board, transparent plate body and predetermined number, wherein, this pcb board is connected with this transparent plate body, and this each LED lamp is connected on this pcb board, and be provided in a side of the below of this transparent plate body, by its special structure design, the utility model mainly is by its transparent plate body and is connected LED lamp on this pcb board, make the function of effect backlight and soft-touch control, for people provide a kind of brand-new capacitance type touch key backlight of being with.
Description of drawings
Fig. 1 is the utility model front view;
Fig. 2 is that the A-A of Fig. 1 is to profile.
Embodiment
Extremely shown in Figure 2 as Fig. 1, be a kind of preferable specific embodiment of the present utility model, a kind ofly be with capacitance type touch key backlight, it comprises, the LED lamp 30 of pcb board 10, transparent plate body 20 and predetermined number, wherein, this pcb board 10 is connected with this transparent plate body 20, and this each LED lamp 30 is connected on this pcb board 10, and is provided in a side of the below of this transparent plate body 20.
As shown in Figure 2, it has this pcb board 10, upper surface 11 and lower surface 12, wherein, be provided with between this upper surface 11 and this lower surface 12, some cathode contact and cathode contacts in order to engage with this each LED lamp 30, in addition, this pcb board 10 also includes a functional circuit in order to carry luminous and to touch conducting function (not shown).
It is connected this transparent plate body 20 with this pcb board 10, it has, the plane surface 21 and the flat back side 22, wherein, as shown in Figure 1, this plane surface 21 is provided with the block 211 and the functional character cut in bas-relief 212 of predetermined number, wherein, this each functional character cut in bas-relief 212 is to be located at respectively in this each block 211, and any mark is not really wanted really to rule or do in this each block 211, just distinguishes each other between each functional character cut in bas-relief 212 in order to allow.This each functional character cut in bas-relief 212 is to be arranged with to these flat back side 21 directions by this plane surface 21 to form again, again, in that the zone each functional character cut in bas-relief 212 is provided with one deck silk-screen layer except that this on this plane surface 21, will cover light tight in other zones each functional character cut in bas-relief 212 except that this.
This flat back side 22 is concaved with the recess 221 of predetermined number to these plane surface 21 directions again, and this each recess 221 all has an inner surface 222, and each inner surface 222 is provided with some silk-screen white point (not shown) in order to reflection ray.
Further, the flat back side 22 of this transparent plate body 20 is to be connected with the upper surface 11 of this pcb board 10.
Here what deserves to be mentioned is that this each functional character cut in bas-relief 212 is played the type of being recessed into by radium carving.This transparent plate body 20 is to adopt made transparent and that have a good light conductivity to form again, as, transparent PMMA sheet material, glass etc.
This each LED lamp 30 is to be located at respectively in each recess 221 of this transparent plate body 20, it comprises, illuminating part 31 and lead group 32, wherein, one end of this lead group 31 is connected with this illuminating part 32, and the other end of this lead group 31 is to be connected respectively with each cathode contact and the cathode contact of this pcb board.So that this illuminating part 31 is by these lead group 31 current drawn work and then emit beam.
By above-mentioned each element and connected mode thereof, this pcb board 10 is electrically connected (not shown) by a power line and external power source formation, this each LED lamp 30 extracts power work by its lead group 31 separately in this pcb board 10, concurrent bright dipping line forms gorgeous effect backlight, and the light that this moment, this each LED lamp 30 sent, see through each functional character cut in bas-relief 212 external transmission, in addition, the light that this each LED lamp 30 sends, by some these silk-screen white points in each recess 221 light is launched, so that light is more even.
In addition, because each functional character cut in bas-relief 212 residing position is different, when the finger of human body contacts with the arbitrary functional character cut in bas-relief 212 of the plane surface 21 of this transparent plate body 20, the functional circuit of this pcb board 10 can accurately be calculated touch point position, and then determine the function of each functional character cut in bas-relief 212 representative, carry out work thereby determine and control arbitrary function.
In sum, a kind of good specific embodiment and accompanying drawing of teaching of the present utility model is just in order to show design concept of the present utility model, and protection range of the present utility model should not be confined to this embodiment.
Can effectively implement by top narration purpose of design of the present utility model as can be seen.Embodiment has showed the purpose of this utility model and has implemented function and structural themes, and comprised other the replacement that is equal to.Therefore, right of the present utility model constitutes the equivalence that comprises other to be implemented, and the concrete right scope is with reference to claim.
Claims (7)
1. be with capacitance type touch key backlight for one kind, it is characterized in that it comprises, the LED lamp of pcb board, transparent plate body and predetermined number, wherein, this pcb board is connected with this transparent plate body, and this each LED lamp is connected on this pcb board, and is provided in a side of the below of this transparent plate body;
Further, it has this pcb board, and upper surface and lower surface wherein, are provided with some cathode contacts and cathode contact between this upper surface and this lower surface;
This transparent plate body, it has, the plane surface and the flat back side, wherein, this plane surface is provided with the functional character cut in bas-relief of predetermined number, and this flat back side is concaved with the recess of predetermined number to this plane surface direction, and this flat back side is to be connected with the upper surface of this pcb board again;
This each LED lamp is to be located at respectively in each recess of this transparent plate body, it includes, illuminating part and lead group, wherein, one end of this lead group is connected with this illuminating part, and the other end of this lead group is to be connected respectively with each cathode contact and the cathode contact of this pcb board.
2. a kind of capacitance type touch key backlight of being with as claimed in claim 1 it is characterized in that this plane surface also is provided with the block of predetermined number, and this each functional character cut in bas-relief is to be located at respectively in this each block.
3. a kind of capacitance type touch key backlight of being with as claimed in claim 1 is characterized in that, this each functional character cut in bas-relief is arranged with to this flat back side direction by this plane surface and forms.
4. a kind of capacitance type touch key backlight of being with as claimed in claim 1 is characterized in that the zone each functional character cut in bas-relief is provided with one deck silk-screen layer except that this on this plane surface.
5. a kind of capacitance type touch key backlight of being with as claimed in claim 1 it is characterized in that this each recess all has an inner surface, and each inner surface is provided with some silk-screen white points.
6. a kind of capacitance type touch key backlight of being with as claimed in claim 1 is characterized in that, this transparent plate body adopts the PMMA material to make.
7. a kind of capacitance type touch key backlight of being with as claimed in claim 1 is characterized in that this pcb board also includes a functional circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202133864U CN201312301Y (en) | 2008-11-14 | 2008-11-14 | Capacitance touch key-press with backlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202133864U CN201312301Y (en) | 2008-11-14 | 2008-11-14 | Capacitance touch key-press with backlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201312301Y true CN201312301Y (en) | 2009-09-16 |
Family
ID=41109556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202133864U Expired - Fee Related CN201312301Y (en) | 2008-11-14 | 2008-11-14 | Capacitance touch key-press with backlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201312301Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101924544A (en) * | 2010-05-12 | 2010-12-22 | 熊全宾 | Capacitor type touch switch |
| CN103051318A (en) * | 2012-12-12 | 2013-04-17 | 厦门松霖卫厨有限公司 | Infrared touch key device for water outlet mechanism |
| CN103543858A (en) * | 2012-07-12 | 2014-01-29 | 昆山研达电脑科技有限公司 | Touch screen structure provided with LED-mode luminous keys |
| CN104851163A (en) * | 2015-05-05 | 2015-08-19 | 古丽 | Lock with biological feature recognition function |
-
2008
- 2008-11-14 CN CNU2008202133864U patent/CN201312301Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101924544A (en) * | 2010-05-12 | 2010-12-22 | 熊全宾 | Capacitor type touch switch |
| CN103543858A (en) * | 2012-07-12 | 2014-01-29 | 昆山研达电脑科技有限公司 | Touch screen structure provided with LED-mode luminous keys |
| CN103051318A (en) * | 2012-12-12 | 2013-04-17 | 厦门松霖卫厨有限公司 | Infrared touch key device for water outlet mechanism |
| CN104851163A (en) * | 2015-05-05 | 2015-08-19 | 古丽 | Lock with biological feature recognition function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090916 Termination date: 20111114 |