CN201867745U - Keyboard and key thereof - Google Patents
Keyboard and key thereof Download PDFInfo
- Publication number
- CN201867745U CN201867745U CN2010206493813U CN201020649381U CN201867745U CN 201867745 U CN201867745 U CN 201867745U CN 2010206493813 U CN2010206493813 U CN 2010206493813U CN 201020649381 U CN201020649381 U CN 201020649381U CN 201867745 U CN201867745 U CN 201867745U
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- China
- Prior art keywords
- light
- button
- luminescence unit
- base plate
- main body
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- Expired - Fee Related
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Abstract
The utility model discloses a keyboard and a key thereof. The key comprises a bottom plate, a circuit board, a light-emitting unit, a key cap and a lifting support device. The circuit board is arranged on the bottom plate, the light-emitting unit is electrically connected with the circuit board, and the light-emitting unit is used for emitting invisible light. The lifting support device is arranged between the bottom plate and the key cap, and the key cap moves up and down relative to the bottom plate by the lifting support device. The key cap comprises a main body and a light-transmitting area. The main body is arranged above the light-emitting unit, and the lighting-transmitting area is arranged at the position wherein the main body corresponds to the light-emitting unit by the way of mixing with fluorescent powder. The light-transmitting area allows the invisible light sent out by the light-emitting unit to pass through, so that the fluorescent powder mixed in the light-transmitting area generates visible light excited by the invisible light. The key can effectively solves the problem of light leakage in the prior art, thus achieving the purposes of improving the lighting effect, and avoiding the vision discomfort of a user.
Description
Technical field
The utility model refers to a kind of button and keyboard thereof that prevents light leak especially about a kind of button and keyboard thereof.
Background technology
With regard to the use habit of present PC, keyboard is one of indispensable input equipment, in order to input characters, symbol or numeral.Along with computer is popularized gradually, the development of keyboard today in the button design also emphasized visual demand except general input function, for instance, dispose on keyboard and can be representative design by luminous in use button.
The common button luminescent designs that is applied on the keyboard is to use light-emittingdiode (Light EmittingDiode, LED) as the luminescence unit that light source is provided, the visible light that sends by light-emittingdiode penetrates the photic zone on the keycap, so that button produces luminous visual effect.Yet, the visible light that light-emittingdiode sends is often bad because of the light-shielding structure design of button own, and make visible light from the structure interval scattering of button and go out, cause the problem of button light leak, and then influence the illumination effect of button and cause user's discomfort visually.
The utility model content
Therefore, one of the purpose of this utility model is to provide a kind of button and keyboard thereof that prevents light leak, to solve the above problems.
The utility model provides a kind of button, and it comprises base plate, circuit board, luminescence unit, keycap and liftable supporter.Circuit board is arranged on the base plate, and luminescence unit is electrically connected at circuit board, and luminescence unit is used for sending invisible light.Liftable supporter is arranged between base plate and the keycap, and keycap can move up and down with respect to base plate by liftable supporter.Keycap comprises main body and photic zone.Main body is arranged at the top of luminescence unit, and photic zone is arranged on the position of the corresponding luminescence unit of main body in the mode that is doped with the fluorescent powder.Wherein, the invisible light that photic zone is used for allowing luminescence unit to send passes through, so that the fluorescent powder that is mixed in the photic zone is excited by invisible light and produces visible light.
As optional technical scheme, this invisible light wavelength is less than 400 Na Naimi.
As optional technical scheme, this luminescence unit is luminescence-utraviolet diode (Ultraviolet Light Emitting Diode, UV LED).
As optional technical scheme, this photic zone is made up of the printing opacity plastic material.
As optional technical scheme, the composition material of this main body is identical with the composition material of this photic zone, and this main body is one-body molded with the mode and this photic zone that are doped with the fluorescent powder.
As optional technical scheme, this button also comprises elastic component, is arranged between this keycap and this base plate.
The utility model provides a kind of keyboard in addition, and it comprises base plate, circuit board and a plurality of button.The structural design of one of them button at least on base plate, circuit board and the keyboard as mentioned above.
In sum, the utility model utilizes luminescence unit to send invisible light by photic zone, produces visible light to excite the fluorescent powder that is doped in the photic zone, and then reaches the effect that makes button luminous.In addition, if the part invisible light that luminescence unit sent is from the structure interval scattering of button and go out, then because this a part of invisible light does not pass through the fluorescent powder, do not discovered by the user so can not produce visible light, so the utility model can effectively solve mentioned in the prior art button light leak problem, take place thereby reach the purpose of improving the button illumination effect and avoid the user uncomfortable situation visually to occur.
Can describe in detail and appended graphic being further understood by following utility model about advantage of the present utility model and spirit.
Description of drawings
Fig. 1 is the synoptic diagram according to the keyboard of the utility model one embodiment.
Fig. 2 is that button among Fig. 1 is along the sectional view of X-X line.
Embodiment
See also Fig. 1, Fig. 1 is the synoptic diagram according to the keyboard 1 of the utility model one embodiment.As shown in Figure 1, keyboard 1 comprises base plate 30, circuit board 32 and a plurality of button 3.Button 3 is available for users to push, and then carries out the function of user institute desire input.The utility model proposed utilizes invisible light to excite the fluorescent powder and the design that produces visible light can be applicable at least on one of them of a plurality of buttons 3, its quantity number is looked closely the practical application of keyboard 1 and is decided, below be to be described at one of them button 3 with luminescent designs, as for other can be luminous the structural design of button 3, it can be by that analogy.
See also Fig. 2, it is that button 3 among Fig. 1 is along the sectional view of X-X line.As shown in Figure 2, button 3 comprises base plate 30, circuit board 32, luminescence unit 34, keycap 36 and liftable supporter 38.Circuit board 32 is arranged on the base plate 30, and luminescence unit 34 is electrically connected at circuit board 32, and liftable supporter 38 is arranged between base plate 30 and the keycap 36.In this embodiment, luminescence unit 34 is used for sending invisible light, wherein invisible light wavelength is preferably less than 400 nanometers, in practical application, luminescence unit 34 can be luminescence-utraviolet diode (Ultraviolet Light Emitting Diode, UV LED), the invisible light that it sent is the ultraviolet ray of wavelength less than 400 nanometers, but not as limit, that is to say that so long as can be used to send the luminescence unit of invisible light, it all can be applicable in the utility model, as for the luminescence unit that adopts which kind of type, look closely the practical application of keyboard 1 and decide.
Below describe at keycap 36 structural design with liftable supporter 38, keycap 36 has first chute 360 and first draw-in groove 362, and base plate 30 has second chute 302 and second draw-in groove 304.Liftable supporter 38 comprises first support member 380 and second support member 382, and wherein second support member 382 and first support member 380 articulate.First support member 380 has first sliding part 3800 and first articulated section 3802, and when assembling first support member 380, first sliding part 3800 is mounted slidably in first chute 360, and first articulated section 3802 is articulated in second draw-in groove 304 rotationally.Second support member 382 has second sliding part 3820 and second articulated section 3822, and when assembling second support member 382, second sliding part 3820 is mounted slidably in second chute 302, and second articulated section 3822 is articulated in first draw-in groove 362 rotationally.Thus, see through above-mentioned structure and connect design, keycap 36 can move up and down with respect to base plate 30 by liftable supporter 38.
In practical application, button 3 can comprise elastic component 40 in addition, as shown in Figure 2, elastic component 40 is arranged between keycap 36 and the base plate 30, required elastic force source when moving up and down as keycap 36 relative base plates 30, wherein, elastic component 40 can preferably be a rubber washer (rubber dome), but not as limit.In addition, have the switch (not shown) corresponding with button 3 on the circuit board 32, for example thin film switch (membrane switch) or other triggering property switch are when button 3 is pressed, switch on the elastic component 40 meeting trigger circuit plates 32, and then carry out the function that user institute desire is imported.
As shown in Figure 2, keycap 36 more comprises main body 364 and photic zone 366.Main body 364 is arranged at the top of luminescence unit 34, and photic zone 366 is arranged on the position of main body 364 corresponding luminescence units 34 in the mode that is doped with fluorescent powder 368, in this embodiment, photic zone 366 preferably be arranged at luminescence unit 34 directly over, and photic zone 366 preferably is made up of the printing opacity plastic material, and the invisible light that is used for allowing luminescence unit 34 to be sent passes through.Thus, the invisible light that is sent when luminescence unit 34 is during by photic zone 366, and the fluorescent powders 368 that mixed in the photic zone 366 can be excited by invisible light and produce visible light, and then reaches the effect that makes button 3 luminous.In addition, from the above, the light that luminescence unit 34 is sent is invisible light, therefore, even the part invisible light that luminescence unit 34 sent is from the structure interval scattering of button 3 and go out, but because this a part of invisible light is not discovered by the user so can not produce visible light not by fluorescent powder 368.
What deserves to be mentioned is, the composition material of the main body 364 of keycap 36 is optionally identical or different with the composition material of photic zone 366, and main body 364 is also optionally one-body molded with the mode that is doped with fluorescent powder 368 or the mode that undopes fluorescent powder 368 and photic zone 366.For instance, the composition material of main body 364 can different with the composition material of photic zone 366 (as the non-light transmittance plastic materials), and one-body molded with photic zone 366 in the mode of extra quality ejaculation, use the regional irradiative effect that is created in only corresponding photic zone 366 on the keycap 36; Perhaps, main body 364 also can be selected composition material and mode and photic zone 366 ejection formations to be doped with fluorescent powder 368 identical with photic zone 366 for use, to replace above-mentioned extra quality jetting process, and then the manufacturing process of simplification keycap 36, and produce keycap 36 simultaneously can whole luminous effect, be noted that, under this design, also can be coated with light tight material further on the surface of the main body 364 of keycap 36, preventing that the invisible light that luminescence unit 34 sent from by the fluorescent powders 368 in the main body 364 main body 364 luminous situations take place, thereby reach the regional irradiative purpose of only corresponding photic zone 366 on keycap 36.In main body 364 lip-deep technology, it is common in the prior art, so repeat no more in this as for the light tight material of coating.
In sum, the utility model utilizes luminescence unit to send the mode of invisible light by photic zone, produces visible light to excite the fluorescent powder that is doped in the photic zone, and then makes button luminous.In addition, if the part invisible light that luminescence unit sent is from the structure interval scattering of button and go out, then because this a part of invisible light does not pass through the fluorescent powder, do not discovered by the user so can not produce visible light, so the utility model can effectively solve mentioned in the prior art button light leak problem, take place thereby reach the purpose of improving the button illumination effect and avoid the user uncomfortable situation visually to occur.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (10)
1. button is characterized in that this button comprises:
Base plate;
Circuit board is arranged on this base plate;
Be used for sending the luminescence unit of invisible light, this luminescence unit is electrically connected at this circuit board;
Keycap comprises:
Main body is arranged at the top of this luminescence unit; And
Be used for allowing this invisible light that this luminescence unit sends by so that the fluorescent powder that is mixed in this photic zone is subjected to this invisible light to excite the photic zone that produces visible light, this photic zone is arranged at this main body on should the position of luminescence unit in the mode that is doped with the fluorescent powder; And
Liftable supporter is arranged between this base plate and this keycap, and this keycap can move up and down with respect to this base plate by this liftable supporter.
2. button as claimed in claim 1 is characterized in that this invisible light wavelength is less than 400 nanometers.
3. button as claimed in claim 2 is characterized in that this luminescence unit is the luminescence-utraviolet diode.
4. button as claimed in claim 1 is characterized in that this main body is one-body molded with the mode and this photic zone that are doped with the fluorescent powder.
5. button as claimed in claim 1 is characterized in that also comprising elastic component, is arranged between this keycap and this base plate.
6. keyboard is characterized in that this keyboard comprises:
Base plate;
Circuit board is arranged on this base plate; And
A plurality of buttons are arranged on this base plate, and one of them button at least of these a plurality of buttons comprises:
Be used for sending the luminescence unit of invisible light, this luminescence unit is electrically connected at this circuit board;
Keycap comprises:
Main body is arranged at the top of this luminescence unit; And
Be used for allowing this invisible light that this luminescence unit sends by so that the fluorescent powder that is mixed in this photic zone is subjected to this invisible light to excite the photic zone that produces visible light, this photic zone is arranged at this main body on should the position of luminescence unit in the mode that is doped with the fluorescent powder; And
Liftable supporter is arranged between this base plate and this keycap, and this keycap can move up and down with respect to this base plate by this liftable supporter.
7. keyboard as claimed in claim 6 is characterized in that this invisible light wavelength is less than 400 nanometers.
8. keyboard as claimed in claim 7 is characterized in that this luminescence unit is the luminescence-utraviolet diode.
9. keyboard as claimed in claim 6 is characterized in that this main body is one-body molded with the mode and this photic zone that are doped with the fluorescent powder.
10. keyboard as claimed in claim 6 is characterized in that this button also comprises elastic component, is arranged between this keycap and this base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206493813U CN201867745U (en) | 2010-11-26 | 2010-11-26 | Keyboard and key thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206493813U CN201867745U (en) | 2010-11-26 | 2010-11-26 | Keyboard and key thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201867745U true CN201867745U (en) | 2011-06-15 |
Family
ID=44138897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206493813U Expired - Fee Related CN201867745U (en) | 2010-11-26 | 2010-11-26 | Keyboard and key thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201867745U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783308A (en) * | 2016-12-29 | 2017-05-31 | 苏州达方电子有限公司 | Luminous button and the illuminated keyboard comprising luminous button |
| CN109378237A (en) * | 2018-12-24 | 2019-02-22 | 深圳市晟光优彩佳电子科技有限公司 | Light emitting keycap and illuminated keyboard |
| CN113314370A (en) * | 2021-05-24 | 2021-08-27 | 昆山泓冠光电科技有限公司 | Preparation method of function key with indicator light |
-
2010
- 2010-11-26 CN CN2010206493813U patent/CN201867745U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783308A (en) * | 2016-12-29 | 2017-05-31 | 苏州达方电子有限公司 | Luminous button and the illuminated keyboard comprising luminous button |
| CN106783308B (en) * | 2016-12-29 | 2019-04-16 | 苏州达方电子有限公司 | Luminous button and illuminated keyboard comprising luminous button |
| CN109378237A (en) * | 2018-12-24 | 2019-02-22 | 深圳市晟光优彩佳电子科技有限公司 | Light emitting keycap and illuminated keyboard |
| CN113314370A (en) * | 2021-05-24 | 2021-08-27 | 昆山泓冠光电科技有限公司 | Preparation method of function key with indicator light |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20191126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |