CN201681747U - Light guide structure of light emitting keyboard - Google Patents
Light guide structure of light emitting keyboard Download PDFInfo
- Publication number
- CN201681747U CN201681747U CN2009202666401U CN200920266640U CN201681747U CN 201681747 U CN201681747 U CN 201681747U CN 2009202666401 U CN2009202666401 U CN 2009202666401U CN 200920266640 U CN200920266640 U CN 200920266640U CN 201681747 U CN201681747 U CN 201681747U
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- Prior art keywords
- light guide
- main body
- light
- guide structure
- illuminated keyboard
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- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000006073 displacement reaction Methods 0.000 claims abstract description 8
- 238000004020 luminiscence type Methods 0.000 claims description 54
- 230000000694 effects Effects 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000005286 illumination Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 241000191291 Abies alba Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000382 optic material Substances 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
Images
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- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
The utility model provides a light guide structure of a light emitting keyboard, which mainly comprises a keyboard part and at least one light guide main body. The keyboard part comprises lines of key caps, a substrate and a plurality of linkage mechanisms arranged between the key caps and the substrate in a connecting manner; the linkage mechanisms respectively form motion spaces for the key caps to generate up-down displacement strokes between the key caps and the substrate, the light guide main body is extended in the motion spaces along the length direction, and a plurality of light emitting units optically communicated with the light guide main body are extended in a branched manner. The light emitting units are used as branch transmission of a light source of the light guide main body, so as to lead the key caps to independently emit light and generate lighting brightness, thereby leading a user to clearly identify character symbols on the key caps.
Description
Technical field
The utility model relates to a kind of light guide structure of illuminated keyboard, refers to a kind of selection area that light source is projected to keyboard that conducts especially, accurately distinguishes the illuminated keyboard light guide structure of each keycap character symbols for the user.
Background technology
Key board unit is widely used in the computer system, as command input device, gradually universal with computer system, for satisfying vast consumption group and particular market demand, key board unit also changes into gradually and has the more design of pluralistic function, wherein, in order to allow the user can know the relative position of each button on the identification keyboard, existing manufacturer develops the various key board units that possess illumination effect, allow the user under the environment of luminance shortage, can provide sufficient brightness by the light that is distributed on the key board unit button, or even extra visual perception's effect.
The known luminescence keyboard, as United States Patent (USP) the 6th, 987, No. 466, the 6th, 199, No. 996 and the 7th, 608, No. 792, TaiWan, China patent I282931 number, I242737 number with I315536 number etc., disclose the multiple structure that light emitting module is set in keyboard respectively, make surface of keyboard can have the effect of luminous lighting, in these prior aries, light is all with the framework of light guide plate as optical transmission, and design is various on light guide plate again can be according to the leaded light or the Christmas tree pattern of specific direction throw light, yet, in this kind keyboard structure, light guide plate is the position that is arranged on a certain distance from button, for example the below of circuit board or substrate, therefore, when light source is passed to the button position,, the situation of light-source brightness deficiency will be produced because it is far away to transmit distance.
In addition, the light source that is distributed by light guide plate is also easily because of scattering or refraction take place in airborne grit, and then reduces the brightness of illumination at button position.In addition, light guide plate is installed also will causes the keyboard overall volume to thicken, and for the setting of the light guide plate of arranging in pairs or groups, remaining member (as circuit board) must redesign and make in the lump in the keyboard, to meet the path of light source projects, therefore, the increase of production cost will be caused.
The utility model content
Main purpose of the present utility model, be to provide a kind of with light source projects to the selection area of keyboard light guide structure, to reach the purpose of knowing the identification button character for the user with the illuminated keyboard that produces illuminating effect.
For reaching above-mentioned purpose, the utility model provides a kind of light guide structure of illuminated keyboard, include a keypad portion and at least one leaded light main body, this keypad portion comprises the multiple row keycap, one substrate and a plurality of interlinked mechanism that is arranged between these keycaps and this substrate in order to carry these keycaps, with these interlinked mechanisms between these keycaps and this substrate, form an activity space make these keycaps relatively this substrate produce a upper and lower displacement stroke, this leaded light main body is extended along a length direction in this activity space, and luminescence unit a plurality of and this leaded light main body optical communication extends in this leaded light main body branch, and with these luminescence units to this keypad portion projection source.
The utility model provides a kind of light guide structure of illuminated keyboard, it comprises: a keypad portion, comprise substrate and a plurality of interlinked mechanism that be arranged in these keycaps and this substrate between of multiple row keycap, in order to carry these keycaps, these interlinked mechanisms between these keycaps and this substrate, form an activity space make these keycaps relatively this substrate produce a upper and lower displacement stroke; And at least one leaded light main body, in this activity space, extend along a length direction, luminescence unit a plurality of and this leaded light main body optical communication extends in this leaded light main body branch, and with these luminescence units to this keypad portion projection source.
Further, this leaded light main body disposes at least one imports light source to this leaded light main body external light source at least one end.
Further, be provided with an elastomer in these interlinked mechanisms, make relative this substrate of these keycaps carry out a shift reciprocately so that these keycap one restoring forces to be provided.
Further, this substrate comprises the circuit board that a supporting bracket and that is coupled to these interlinked mechanisms is subjected to the displacement triggering for generating command signal of these keycaps.
Further, this circuit board is arranged at this supporting bracket below, and this circuit board below is provided with a base plate.
Further, this circuit board is arranged at this supporting bracket top.
Further, interconnect with a plurality of leaded light sections of propping up between these luminescence units and this leaded light main body.
Further, these luminescence units include a luminescence segment along these interlinked mechanism one sides extensions.
Further, these luminescence units include one along the peripheral luminescence segment that extends of these interlinked mechanisms.
Further, these luminescence units comprise at least one non-luminous region, and at least one light-emitting zone.
Via as can be known above, the utility model is compared to the beneficial effect that known technology reaches:
One, these luminescence units can flexibly extend setting from this leaded light main body branch according to the specific region of this keypad portion, independently to produce illuminating effect respectively.
Two, these luminescence units particularly can be according to each these independent keycap position, and these luminescence units are set accordingly, makes these keycaps can be independently luminous.
Three, this leaded light main body by be arranged on keyboard substrate and keycap the space at interval, do not need to increase additional space and put this leaded light main body, therefore, keyboard structure is more simplified.
Description of drawings
Fig. 1 is the part-structure decomposing schematic representation of the light guide structure of the utility model illuminated keyboard.
Fig. 2 is the part-structure decomposing schematic representation of light guide structure first embodiment of the utility model illuminated keyboard.
Fig. 3 is the A-A structural profile schematic diagram of light guide structure first embodiment of the utility model illuminated keyboard.
Fig. 4 is provided with luminous and A-A structural profile schematic diagram non-luminous region for luminescence unit among light guide structure first embodiment of the utility model illuminated keyboard.
Fig. 5 is the part-structure decomposing schematic representation of light guide structure second embodiment of the utility model illuminated keyboard.
Fig. 6 is the part-structure decomposing schematic representation of light guide structure the 3rd embodiment of the utility model illuminated keyboard.
Fig. 7 is the B-B structural profile schematic diagram of light guide structure the 3rd embodiment of the utility model illuminated keyboard.
Embodiment
Relevant detailed description of the present utility model and technology contents, existing as follows with regard to accompanying drawings:
With reference to Fig. 1, Fig. 2 and Fig. 3, be respectively the part-structure decomposing schematic representation of the light guide structure of the utility model illuminated keyboard, the part-structure decomposing schematic representation of first embodiment and the A-A structural profile schematic diagram among first embodiment, the light guide structure of the utility model illuminated keyboard includes a keypad portion 10 and at least one leaded light main body 20, this keypad portion 10 comprises multiple row keycap 11, one substrate 12 and a plurality of interlinked mechanism 13 that is arranged between these keycaps 11 and this substrate 12 in order to carry these keycaps 11, between these keycaps 11 and this substrate 12, form an activity space 14 with these interlinked mechanisms 13 and make these keycaps 11 this substrate 12 generations one upper and lower displacement stroke relatively, this leaded light main body 20 is arranged in this activity space 14, be provided with an elastomer 15 in these interlinked mechanisms 13 so that these keycap 11 1 restoring forces to be provided, make these keycap 11 relative these substrates 12 carry out a shift reciprocately, and this substrate 12 comprise the circuit board 122 that a supporting bracket 121 and that is coupled to these interlinked mechanisms 13 is subjected to the displacement triggering for generating command signal of these keycaps 11.As shown in Figure 1, this leaded light main body 20 is extended along a length direction, and a plurality of luminescence units 22 extend in branch, these luminescence units 22 form optical communication with this leaded light main body 20, and this leaded light main body 20 disposes the external light source 30 that at least one pair of this leaded light main body 20 imports light source at least one end, light source is projected to these keycap 11 through this leaded light main body 20 with these luminescence units 22 from this external light source 30, to provide this keypad portion 10 to produce the function of luminous lighting, constitute main framework of the present utility model in this way.
As Fig. 2 and shown in Figure 3, in embodiment of the present utility model, can be connected with a plurality of leaded light sections of propping up 21 between this leaded light main body 20 and these luminescence units 22, and this leaded light main body 20, these leaded light sections of propping up 21 are mutual optical communication with these luminescence units 22, this leaded light main body 20, these leaded light sections of propping up 21 may be selected to be fiber optic materials with these luminescence units 22, polymethyl methacrylate (Poly (methyl methacrylate)) material with the bulk moulding, Merlon (Polycarbonate) material or other optical materials, and the endosexine of this leaded light main body 20 and these leaded light sections of propping up 21 can be provided with to be possessed reflection or absorbs the light source materials with function, distribute and limit light source from its inside only by this leaded light main body 20 to block light source, these leaded light sections of propping up 21 are transmitted with these luminescence unit 22 intersections, see through these luminescence units 22 again and optionally be projected to the specific region, in addition, this external light source 30 can be chosen as an electroluminescent cell according to the actual design demand, one light-emitting diode or one otherwise produces the light-emitting component of brightness.
With regard to the assembling mode and spatial configuration of these interlinked mechanisms 13 and this substrate 12, light guide structure first embodiment of a kind of mode such as the utility model illuminated keyboard and Fig. 2 of second embodiment are to shown in Figure 5, this circuit board 122 is arranged at this supporting bracket 121 tops, another kind of mode is with reference to Fig. 6 of light guide structure the 3rd embodiment of the utility model illuminated keyboard and shown in Figure 7, this circuit board 122 is arranged at this supporting bracket 121 belows, and these circuit board 122 belows are provided with a base plate 123, above dual mode all belongs to ripe known technology, repeats no more each operation of components explanation in the dual mode with next.
In the utility model, this leaded light main body 20 is according to the design and the luminous demand of keyboard structure, configurable in the single side of these keycaps 11 or as shown in Figure 1, this leaded light main body 20 is disposed between adjacent these keycaps 11, and these leaded light sections of propping up 21 and these luminescence units 22 can only be arranged at the single side of this leaded light main body 20, or as the diagram among the utility model embodiment, these leaded light sections of propping up 21 are the dual-side that is arranged at this leaded light main body 20 with these luminescence units 22, and these leaded light sections of propping up 21 also can be carried out position and quantitative adjustment according to the actual design demand with these luminescence units 22.
With reference to Fig. 3, these luminescence units 22 have the round convex optical material of a light-emitting zone 222 for the surface, and these luminescence units 22 are connected to the terminal of these leaded light sections of propping up 21 and are arranged at the position of contiguous these keycaps 11, by these luminescence units 22 and this leaded light main body 20, these leaded light section of propping up 21 formed optics conductings, this external light source 30 can be with light source projects to this keypad portion 10.
Then, with reference to Fig. 4, for luminescence unit among light guide structure first embodiment of the utility model illuminated keyboard is provided with luminous and A-A structural profile schematic diagram non-luminous region, wherein, also can include at least one non-luminous region 221 on these luminescence units 22, by this non-luminous region 221 limitation light sources make its with the predetermined angle of this light-emitting zone 222 to these keycap 11 projection sources, and the surface of this keycap 11 can be provided with one and supply light source to appear light tight regional 112 (in the lump with reference to the Fig. 2) that do not belong to this character symbols position with the transmission region 111 and that presents character symbols, therefore, this light-emitting zone 222 with the transmission region 111 of these keycaps 11 as design considerations, make light source only by these transmission region 111 projections, make light source more effectively produce illuminating effect, precisely judge the pattern of each character symbols for the user in the character symbols position.
In addition, these luminescence units 22 also can include a luminescence segment 223, and the surface of this luminescence segment 223 is provided with this light-emitting zone 222, as shown in Figure 5, part-structure decomposing schematic representation for light guide structure second embodiment of the utility model illuminated keyboard, this luminescence segment 223 extends along a side of these interlinked mechanisms 13, and this leaded light main body 20 is similarly by this leaded light section of propping up 21 and these luminescence segment 223 mutual optical communication, so that independent these keycaps 11 illuminating effect comparatively uniformly to be provided, and increase the area of these luminescence unit 22 projection sources; Perhaps, this luminescence segment 223 can be as Fig. 6 and shown in Figure 7, be respectively part-structure decomposing schematic representation and the B-B structural profile schematic diagram of light guide structure the 3rd embodiment of the utility model illuminated keyboard, wherein, this luminescence segment 223 extends along the periphery of these interlinked mechanisms 13 and is provided with, and provides these keycaps 11 bigger luminosity and area by this light-emitting zone 222.
In above-mentioned the utility model embodiment, the mode of this light-emitting zone 222 and this non-luminous region 221 is not set with these luminescence units 22, because these luminescence units 22 are for arranging the corresponding neighboring area that is arranged on these interlinked mechanisms 13 according to these keycaps 11, therefore, compared to the zone between adjacent these keycaps 11, these keycaps 11 can obtain relatively large light-source brightness, therefore, the not large-scale scattering of reason light source of user, and hinder the character symbols of these keycaps 11 of its identification.
In sum, the light guide structure of the utility model illuminated keyboard mainly extends these luminescence units in this leaded light main body branch, with the branch of these luminescence units as the light source transmission, can allow a plurality of zones of this keypad portion produce local luminous effect, the utility model is compared to the beneficial effect that known technology reaches:
One, these luminescence units can flexibly extend setting from this leaded light main body branch according to the specific region of this keypad portion, independently to produce illuminating effect respectively.
Two, according to the position of these keycaps, can separately these luminescence units be arranged at its close position, reduce the aerial bang path of light, so that brightness of illumination more effectively to be provided.
Three, by selecting the geometry of these luminescence units, can further adjust the power and the light source projects space of brightness of illumination, so that the user separates out the position of each keycap, and the character symbols of differentiating each keycap representative.
Four, this leaded light main body by be arranged on this substrate of keyboard and these keycaps the space at interval, therefore, do not need to increase additional space and put this leaded light main body, framework provided by the utility model is more simplified, and can possess the original frivolous framework of keyboard simultaneously.
Below the utility model is described in detail, the above only is a preferred embodiment of the present utility model, when not limiting the scope that the utility model is implemented.Promptly the equalization done of with good grounds the utility model claim scope change and modify etc., all should still belong in the patent covering scope of the present utility model.
Claims (10)
1. the light guide structure of an illuminated keyboard is characterized in that, comprising:
One keypad portion (10), comprise substrate (12) and a plurality of interlinked mechanism (13) that be arranged in these keycaps (11) and described substrate (12) between of multiple row keycap (11), in order to carry these keycaps (11), these interlinked mechanisms (13) form an activity space (14) between these keycaps (11) and described substrate (12) makes these keycaps (11) produce a upper and lower displacement stroke by described relatively substrate (12); And
At least one leaded light main body (20), in described activity space (14), extend along a length direction, the luminescence unit (22) of a plurality of and described leaded light main body (20) optical communication extends in described leaded light main body (20) branch, and with these luminescence units (22) to described keypad portion (10) projection source.
2. the light guide structure of illuminated keyboard according to claim 1 is characterized in that, described leaded light main body (20) disposes at least one imports light source to described leaded light main body (20) external light source (30) at least one end.
3. the light guide structure of illuminated keyboard according to claim 1, it is characterized in that, be provided with an elastomer (15) in these interlinked mechanisms (13) so that these keycap (11) one restoring forces to be provided, make the described relatively substrates of these keycaps (11) (12) carry out a shift reciprocately.
4. the light guide structure of illuminated keyboard according to claim 1, it is characterized in that described substrate (12) comprises the circuit board (122) that a supporting bracket (121) and that is coupled to these interlinked mechanisms (13) is subjected to the displacement triggering for generating command signal of these keycaps (11).
5. the light guide structure of illuminated keyboard according to claim 4 is characterized in that, described circuit board (122) is arranged at described supporting bracket (121) below, and described circuit board (122) below is provided with a base plate (123).
6. the light guide structure of illuminated keyboard according to claim 4 is characterized in that, described circuit board (122) is arranged at described supporting bracket (121) top.
7. the light guide structure of illuminated keyboard according to claim 1 is characterized in that, interconnects with a plurality of leaded light sections of propping up (21) between these luminescence units (22) and the described leaded light main body (20).
8. the light guide structure of illuminated keyboard according to claim 1 is characterized in that, these luminescence units (22) include a luminescence segment (223) along these interlinked mechanism (13) one sides extensions.
9. the light guide structure of illuminated keyboard according to claim 1 is characterized in that, these luminescence units (22) include one along the peripheral luminescence segment (223) that extends of these interlinked mechanisms (13).
10. according to the light guide structure of each described illuminated keyboard in the claim 1 to 9, it is characterized in that these luminescence units (22) comprise at least one non-luminous region (221), and at least one light-emitting zone (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202666401U CN201681747U (en) | 2009-12-08 | 2009-12-08 | Light guide structure of light emitting keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202666401U CN201681747U (en) | 2009-12-08 | 2009-12-08 | Light guide structure of light emitting keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201681747U true CN201681747U (en) | 2010-12-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202666401U Expired - Fee Related CN201681747U (en) | 2009-12-08 | 2009-12-08 | Light guide structure of light emitting keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201681747U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202012100194U1 (en) | 2012-01-19 | 2012-03-01 | Zippy Technology Corp. | Illuminated keyboard with high, even brightness |
| CN102969185A (en) * | 2011-08-31 | 2013-03-13 | 致伸科技股份有限公司 | Illuminant keyboard with light guide pipes |
-
2009
- 2009-12-08 CN CN2009202666401U patent/CN201681747U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969185A (en) * | 2011-08-31 | 2013-03-13 | 致伸科技股份有限公司 | Illuminant keyboard with light guide pipes |
| DE202012100194U1 (en) | 2012-01-19 | 2012-03-01 | Zippy Technology Corp. | Illuminated keyboard with high, even brightness |
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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: 20101222 Termination date: 20131208 |