CN201262910Y - Luminous keyboard - Google Patents
Luminous keyboard Download PDFInfo
- Publication number
- CN201262910Y CN201262910Y CNU2008201311169U CN200820131116U CN201262910Y CN 201262910 Y CN201262910 Y CN 201262910Y CN U2008201311169 U CNU2008201311169 U CN U2008201311169U CN 200820131116 U CN200820131116 U CN 200820131116U CN 201262910 Y CN201262910 Y CN 201262910Y
- Authority
- CN
- China
- Prior art keywords
- button
- elastic component
- thin film
- sheet
- film switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a luminescent keyboard, which comprises a pedestal, a film switch which is positioned above the pedestal, at least one key which is positioned above the film switch, an electroluminescent tablet which is positioned between the key and the film switch, and at least one elastic component which is arranged on the electroluminescent tablet, wherein, the electroluminescent tablet supports the elastic component, and when the key is pressed, the key triggers the film switch by the elastic component.
Description
Technical field
The utility model is about a kind of keyboard, especially about a kind of keyboard with lighting function.
Background technology
Traditionally, the user uses computer in fixed area by operation keyboard.For see the position of the various difference in functionality buttons on the keyboard, the light of the common standby abundance of fixed area clearly for the user.Now, because notebook computer and Wi-Fi is universal, operating computer is seen everywhere, and is inessential in fixed area.Therefore, in order to allow the user also can see the position of button of the various difference in functionalitys of keyboard clearly in the zone of insufficient light, the keyboard of existing tool lighting function produces on the market.
Figure 1A shows a kind of profile of traditional illuminated keyboard 10.Figure 1B then shows the schematic perspective view of the EL sheet 13 of illuminated keyboard 10.As shown in the figure, illuminated keyboard 10 comprises a plurality of buttons 11, button guide 12, EL sheet 13, and elastic component 14.Elastic component 14 is that EL sheet 13 is arranged on polyester sheet 15 tops by 15 supports of a polyester sheet (Mylar), and it has a plurality of opening 13a wears wherein elastic component 14.
Tradition illuminated keyboard 10 has many shortcomings.For example, because a plurality of opening 13a of EL sheet 13 essential formation, so its manufacturing cost is higher.During assembling illuminated keyboard 10, EL sheet 13 also needs and elastic component 14 contrapositions, assembling process complexity.And when needing dismounting to replace in case meet EL sheet 13 faults, unloading process also can relative complex.Therefore, the illuminated keyboard that needs a kind of novelty solves the problems of traditional illuminated keyboard.
The utility model content
The utility model provides a kind of illuminated keyboard, and this illuminated keyboard has an EL sheet, and elastic component is set directly on the EL sheet.In other words, conventional art is non-luminous polyester sheet support elastic member, and the utility model then is to utilize EL sheet to replace traditional non-luminous polyester sheet to come the support elastic member.In addition, it is that elastic component is set directly at the thin film switch top that the utility model also more provides another kind of illuminated keyboard, and EL sheet then is located in the thin film switch below.According to design of the present utility model, the EL sheet of illuminated keyboard need not form a plurality of openings, does not need and the elastic component contraposition during assembling yet.And in case meet the EL sheet fault, the dismounting replacement process is also simple relatively.
In one embodiment, the utility model provides a kind of light-emitting device, comprises a base; One thin film switch is positioned at the base top; At least one button is positioned at the thin film switch top; One EL sheet is between button and thin film switch; And at least one elastic component, being arranged on the EL sheet, the lower surface of elastic component directly connects the upper surface of EL sheet, and wherein when pressing keys, button passes through this elastic component to trigger thin film switch.
In another embodiment, the utility model provides a kind of illuminated keyboard, comprises a base; One thin film switch is positioned at the base top; At least one button is positioned at the thin film switch top; One EL sheet is positioned at the thin film switch below; At least one elastic component is arranged on the thin film switch, and the lower surface of elastic component directly connects the upper surface of thin film switch, the corresponding button of elastic component wherein, when pressing keys, button by elastic component to trigger thin film switch.
Description of drawings
Figure 1A is the profile of traditional illuminated keyboard.
Figure 1B is the perspective view of the EL sheet of illuminated keyboard shown in Figure 1A.
Fig. 2 A is the decomposition diagram of the illuminated keyboard of the utility model first embodiment.
Fig. 2 B is the internal structure profile of EL sheet of the illuminated keyboard of Fig. 2 A.
Fig. 3 is the profile of the illuminated keyboard of the utility model second embodiment.
Fig. 4 A is the decomposition diagram of the illuminated keyboard of the utility model the 3rd embodiment.
Fig. 4 B is the internal structure profile of EL sheet of the illuminated keyboard of Fig. 4 A.
Fig. 5 is the profile of the illuminated keyboard of the utility model the 4th embodiment.
The main element symbol description
10 illuminated keyboards
11 buttons
12 guides
13 EL sheet
The 13a opening
14 elastic components
15 polyester sheets
200 illuminated keyboards
210 bases
220 thin film switches
222 first line layers
224 median septums
The 224a opening
226 second line layers
230 EL sheet
231 first electrode layers
232 lure electrics layer
233 luminescent layers
234 the second electrode lays
235 electrode protecting layers
236 separators
The 236a upper surface
240 elastic components
The 240a lower surface
250 loam cakes
252 guides
260 buttons
261 keycaps
262 key posts
300 illuminated keyboards
310 bases
320 thin film switches
330 EL sheet
The 330a upper surface
340 elastic components
The 340a lower surface
350 scissor supports
360 buttons
400 illuminated keyboards
410 bases
420 thin film switches
422 first line layers
424 median septums
The 424a opening
426 second line layers
430 EL sheet
436 separators
The 436a upper surface
440 elastic components
450 loam cakes
452 guides
460 buttons
461 keycaps
462 key posts
500 illuminated keyboards
510 bases
520 thin film switches
522 first line layers
524 median septums
526 second line layers
530 EL sheet
540 elastic components
550 scissor supports
560 buttons
Embodiment
Below with reference to description of drawings preferred embodiment of the present utility model.Similar components adopts the components identical symbol in the accompanying drawing.Should note presenting the utility model for clear, each element in the accompanying drawing is not the scale according to material object, and for avoiding fuzzy content of the present utility model, below traditional spare part, associated materials and correlation processing technique thereof are also omitted in explanation.
Fig. 2 A to Fig. 2 B illustration first embodiment of the present utility model, wherein Fig. 2 A is the decomposition diagram of an illuminated keyboard 200; Fig. 2 B is the internal structure profile of the EL sheet 230 in the illuminated keyboard 200.Illuminated keyboard 200 comprises a base 210, a thin film switch 220, an EL sheet 230, at least one elastic component 240, a loam cake 250 and is inserted at least one button 260 in the loam cake 250.The word " at least one " of this paper comprises " independent one " and " more than one 's " meaning.
Shown in Fig. 2 A, button 260 is a kind of common T type structure, the key post 262 that it has keycap 261 and extends downwards.Loam cake 250 is arranged between button 260 and the elastic component 240.Loam cake 250 has at least one guide 252 corresponding buttons 260, and the key post 262 of button 260 is socketed in the guide 252.Loam cake 250 belows are provided with elastic component 240.Each elastic component 240 corresponds to each button 260.Elastic component 240 for a kind of be under pressure can produce deformation elastic construction.When the user pressed down button 260, key post 262 can make it produce deformation by extruding elastic component 240, and then touches the thin film switch 220 of below, therefore triggers electric signal.When button 260 was released, 240 of elastic components provided an elastic force with button 260 jack-up.At this moment, can engage mutually by buckle mechanism (not shown) between guide 252 and the key post 262, break away from loam cakes 250 to prevent button 260.It should be noted that preferably it is made that button 260 and loam cake 250 are light transmissive material, so that the light that below EL sheet 230 is produced can appear.
Same elastic component 240 is arranged on the surface of EL sheet 230 with reference to figure 2A, and meaning is that EL sheet 230 supports EL sheet 230.In detail, the lower surface 240a of elastic component 240 directly connects the upper surface 236a of EL sheet 230.EL sheet 230 can be traditional cold light film, and its internal structure can be with reference to the profile of figure 2B.EL sheet 230 comprises one first electrode layer 231; One lures electrics layer 232; One luminescent layer 233; One the second electrode lay 234; One electrode protecting layer 235 and a separator 236, wherein first electrode layer 231 and the second electrode lay 234 can be connected to the control terminal (not shown) respectively, and power supply is so that it is luminous whereby.By separator 236, EL sheet 230 can with thin film switch 220 electrical isolation.
With reference to figure 2A, describe the structure of thin film switch 220 in detail again.As shown in the figure, thin film switch 220 comprises one first line layer 222; One median septum 224; And one second line layer 226.Median septum 224 has at least one opening 224a, each opening 224 corresponding elastic component 240.When pressing keys 260, button 260 presses down first line layer 222 by elastic component 240, so that first line layer 222 contacts second line layer 226 at opening 224 places, therefore triggers electric signal.
Fig. 3 illustration second embodiment of the present utility model.The difference of second embodiment and first embodiment is that second embodiment uses scissor support 340 to replace the guide 252 of first embodiment.In detail, as shown in the figure, illuminated keyboard 300 comprises a base 310, a thin film switch 320, an EL sheet 330, at least one elastic component 340, one scissor support 350 and covers the button 360 of elastic component 340.Each button 360 a corresponding elastic component 340 and scissor support 350.Scissor support 350 directly connects button 360 and EL sheet 330.Scissor support 350 forms movable with button 360 and links, so that button 360 can selectivity move up and down.When user's pressing keys 360, elastic component 340 is compressed, and then the thin film switch 320 under touching; When the user discharged button 360, button 360 returned original height by the restoring force of elastic component 340.It should be noted that with first embodiment similarly, elastic component 340 is arranged on the surface of EL sheet 330, and meaning is EL sheet 330 support elastic members 340.In detail, the lower surface 340a of elastic component 340 directly connects the upper surface 330a of EL sheet 230.As for the internal structure of EL sheet 330 and thin film switch 320, all described similar to first embodiment, can be with reference to explanation before.
Fig. 4 A and Fig. 4 B illustration the 3rd embodiment of the present utility model.The difference of the 3rd embodiment and first embodiment is that the elastic component 440 of the 3rd embodiment is set directly at thin film switch 420 tops, and its EL sheet 430 then is arranged under the thin film switch 420.In detail, as shown in the figure, illuminated keyboard 400 comprises a base 410; One thin film switch 420 is positioned at base 410 tops; One EL sheet 430 is located between the base of thin film switch 420; At least one elastic component 440 is arranged on the thin film switch 420; One loam cake 450 is positioned on the elastic component 440; And be inserted at least one button 460 in the loam cake 450.Button 460 is a kind of common T type structure, the key post 462 that it has keycap 461 and extends downwards.Loam cake 450 is arranged between button 460 and the elastic component 440.Loam cake 450 has at least one guide 452 corresponding buttons 460, and the key post 462 of button 460 is socketed in the guide 452.It is made that button 460 and loam cake 450 are preferably light transmissive material.Thin film switch 420 comprises one first line layer 422; One median septum 424; And one second line layer 426.Median septum 424 has at least one opening 424a, each opening 424 corresponding elastic component 440.When pressing keys 460, button 460 presses down first line layer 422 by elastic component 440, so that first line layer 422 contacts second line layer 426 at opening 424 places, therefore triggers electric signal.At this 4th embodiment, elastic component 440 is formed directly into first line layer, 422 tops, and meaning is directly contact first line layer 422 of elastic component 440.The surface that is not covered by elastic component 440 of second line layer 422 can be coated with an electrical protective layer (not shown).In another embodiment, this electrical protective layer also can be coated between first line layer 422 and the elastic component 440.The internal structure of the EL sheet 430 of the 4th embodiment is shown in Fig. 4 B, and it is same as the EL sheet 230 of first embodiment haply.The upper surface 436a that should note the separator 436 of EL sheet 430 has the insulating material of viscosity and makes, so that EL sheet 430 is able to attached on second line layer 426.
Fig. 5 illustration the 4th embodiment of the present utility model.The difference of the 4th embodiment and the 3rd embodiment is that the 4th embodiment uses scissor support 550 to replace the guide 252 of the 3rd embodiment.In detail, as shown in the figure, illuminated keyboard 500 comprises a base 510, a thin film switch 520, an EL sheet 530, at least one elastic component 540, one scissor support 550 and covers the button 560 of elastic component 540.Scissor support 550 directly connects button 560 and thin film switch 520.It should be noted that with the 3rd embodiment similarly, the elastic component 540 of the 4th embodiment is formed on first line layer 522 of thin film switch 520, and meaning is directly contact first line layers 522 of elastic component 540.The surface that is not covered by elastic component 540 of first line layer 522 can be coated with an electrical protective layer (not shown).In another embodiment, this electrical protective layer also can be coated between first line layer 522 and the elastic component 540.Contained other elements of the 4th embodiment are all described similar to the 3rd embodiment, can be with reference to explanation before.
The above is a preferred embodiment of the present utility model only, is not in order to limit scope of the present utility model; All other do not break away from the equivalence of being finished under the spirit disclosed in the utility model and changes or modification, all should be included in the scope of the present utility model.
Claims (16)
1. an illuminated keyboard is characterized in that, comprising:
One base;
One thin film switch is positioned at this base top;
At least one button is positioned at this thin film switch top;
One EL sheet is between this button and this thin film switch; And
At least one elastic component is positioned on this EL sheet, and this EL sheet supports this elastic component, and wherein this elastic component is to should button, when pushing this button, this button by this elastic component to trigger this thin film switch.
2. illuminated keyboard according to claim 1 is characterized in that wherein the lower surface of this elastic component directly connects the upper surface of this EL sheet.
3. illuminated keyboard according to claim 1 is characterized in that, wherein this button is that the material of a light-permeable is made.
4. illuminated keyboard according to claim 1 is characterized in that, wherein this thin film switch comprises:
One first line layer;
One median septum has at least one opening, and this opening is to should elastic component; And
One second line layer, when pushing this button, this button presses down this first line layer by this elastic component, so that this first line layer contacts this second line layer in this opening part.
5. illuminated keyboard according to claim 1 is characterized in that, wherein this EL sheet comprises:
One first conductive layer;
One luminescent layer; And
One second conductive layer.
6. illuminated keyboard according to claim 1 is characterized in that wherein this EL sheet also comprises a separator, in order to this thin film switch electrical isolation.
7. illuminated keyboard according to claim 1 is characterized in that, comprises that also a loam cake is arranged between this elastic component and this button, and this loam cake has at least one guide to should button, and this button extends downwards and is connected in this guide to form a key column sleeve.
8. illuminated keyboard according to claim 1 is characterized in that, comprises that also at least one scissor support directly connects this button and this EL sheet.
9. an illuminated keyboard is characterized in that, comprising:
One base;
One thin film switch is positioned at this base top;
At least one button is positioned at this thin film switch top;
One EL sheet is positioned at this thin film switch below; And
At least one elastic component is positioned at this thin film switch top, and the lower surface of this elastic component directly connects the upper surface of this thin film switch, and wherein this elastic component is to should button, when pushing this button, this button by this elastic component to trigger this thin film switch.
10. illuminated keyboard according to claim 9 is characterized in that, wherein this button is that the material of a light-permeable is made.
11. illuminated keyboard according to claim 9 is characterized in that, wherein this thin film switch comprises:
One first line layer;
One median septum has at least one opening, and this opening is to should elastic component; And
One second line layer, when pushing this button, this button presses down this first line layer by this elastic component, so that this first line layer contacts this second line layer in this opening part.
12. illuminated keyboard according to claim 11 is characterized in that, wherein this elastic component contacts this first line layer.
13. illuminated keyboard according to claim 11 is characterized in that, wherein this EL sheet comprises:
One first conductive layer;
One luminescent layer;
One second conductive layer; And
One separator, in order to this second line layer electrical isolation.
14. illuminated keyboard according to claim 10 is characterized in that, wherein this separator have viscosity so that this EL sheet attached on this second line layer.
15. illuminated keyboard according to claim 9 is characterized in that, comprises that also a loam cake is arranged between this elastic component and this button, this loam cake has at least one guide to should button, and this button extends downwards and is connected in this guide to form a key column sleeve.
16. illuminated keyboard according to claim 9 is characterized in that, comprises that also at least one scissor support directly connects this button and this thin film switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201311169U CN201262910Y (en) | 2008-07-25 | 2008-07-25 | Luminous keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201311169U CN201262910Y (en) | 2008-07-25 | 2008-07-25 | Luminous keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201262910Y true CN201262910Y (en) | 2009-06-24 |
Family
ID=40809387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201311169U Expired - Lifetime CN201262910Y (en) | 2008-07-25 | 2008-07-25 | Luminous keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201262910Y (en) |
-
2008
- 2008-07-25 CN CNU2008201311169U patent/CN201262910Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090624 |
|
| CX01 | Expiry of patent term |