CN201146131Y - Thin type key-press module with reflection structure - Google Patents
Thin type key-press module with reflection structure Download PDFInfo
- Publication number
- CN201146131Y CN201146131Y CNU200820003622XU CN200820003622U CN201146131Y CN 201146131 Y CN201146131 Y CN 201146131Y CN U200820003622X U CNU200820003622X U CN U200820003622XU CN 200820003622 U CN200820003622 U CN 200820003622U CN 201146131 Y CN201146131 Y CN 201146131Y
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- layer
- button module
- catoptric arrangement
- elastic
- thin button
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Abstract
The utility model discloses a thin keystroke module with a reflection structure, which includes a circuit board, a mirror face reflector plate, a transmission elastic layer, a keystroke layer and a luminous unit; the circuit board is provided with a plurality of elastic guide vanes; the mirror face reflector plate is arranged on the circuit board and is uniformly corresponding on the elastic guide vanes; simultaneously, reflection micro-structure are formed in the mirror face reflector plate and respectively corresponding to the elastic guide vanes; the transmission elastic layer is arranged on the mirror face reflector plate; besides, the transmission elastic layer is provided with a plurality of elastic parts corresponding to the elastic guide vanes; the keystroke layer is arranged on the transmission elastic layer and is provided with a plurality of transmission parts corresponding to the elastic parts; the luminous unit is arranged at one side of the transmission elastic layer; when the luminous unit projects a light source to the mirror face reflector plate and the reflection micro-structures, the elastic parts and the transmission parts form a luminous display.
Description
Technical field
The utility model relates to a kind of thin button module, relates in particular to a kind of thin button module that is provided with direct reflection sheet and reflection micro-structural.
Background technology
Along with the fast development of communication science and technology, mobile phone (is called for short: mobile phone) become the common means of communication of modern.Mobile phone is owing to light, thin, short, the little characteristic on the volume, and it is comparatively convenient to make that it carries, and designs function miscellaneous simultaneously.The technical lifting of phone design in action makes in its price cheaply day by day, is subjected to consuming popular hobby at large.Ordinary consumer is being chosen on the mobile phone, and major part is considered the design of mobile phone on function of use and appearance and modeling, and the mobile phone manufacturer also notices the propensity to consume on the market, the numerous and confused mobile phone that develops, designs make new advances function, new modeling.
Wherein, aspect the key-press module of mobile phone, for make the top font shinny, light-emitting diode (Light Emitting Diode is placed in general zone that all need be luminous below key-press module, LED) to produce light source, and utilize the material behavior of the rubber (Rubber) of key-press module itself, so that light scatter changes the direct of travel of light and make the printing opacity font of top shinny.
Yet in the use of rubber, because the relation of material behavior, its light transmittance is lower, so the loss of light source in rubber is very big, makes light source can't be delivered to zone far away.Moreover, near the font that will illuminate key-press module, generally must use 6～8 light-emitting diodes and be used as light source.
The material that adopts the high light penetrance is also arranged in the prior art,, yet also need adopt 4 light-emitting diodes just enough so that the loss of light source is less.Therefore, the mode of above-mentioned prior art, the transmission efficiency of its light and uniformity are not good.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of thin button module with catoptric arrangement, it utilizes by the direct reflection sheet and reflects under the setting of micro-structural, the elasticity guide card that cooperates circuit board (PCB) surface, make key-press module reach the slimming design, and the effect of increase source reflection, in addition, can improve the luminosity and the uniformity thereof of key body by illuminating source, reach good luminous demonstration, avoid increasing the integral thickness of key-press module; Moreover the button that makes key-press module significantly promotes luminosity when luminous demonstration, and makes each key area have uniform luminous demonstration.
Another technical problem to be solved in the utility model is to provide a kind of thin button module with catoptric arrangement, by of the setting of direct reflection sheet with the reflection micro-structural, under the leaded light effect of omitting light-guide device, utilize reflection of light to be used for replacing its luminous light guide effect, effectively reduce the thickness limits of thin button module.
In order to realize above-mentioned purpose, the utility model provides a kind of thin button module with catoptric arrangement, comprising: a circuit board, a direct reflection sheet, a printing opacity elastic layer, a key layer and a luminescence unit.Circuit board has a plurality of elasticity guide cards; The direct reflection sheet is arranged at circuit board and even surface corresponding to those elasticity guide cards; Form a reflection micro-structural in the direct reflection sheet, correspond respectively to those elasticity guide cards and on every side; The printing opacity elastic layer is arranged on the direct reflection sheet, and the printing opacity elastic layer has a plurality of elastic portion corresponding to those elasticity guide cards; Key layer is arranged on the printing opacity elastic layer, and has a plurality of transmittance sections corresponding to those elastic portion; Luminescence unit is positioned at a side of printing opacity elastic layer.
Whereby, when this luminescence unit projection source (light source) during, under the reflection by this direct reflection sheet and reflection micro-structural, make elastic portion and transmittance section form a luminous demonstration to this direct reflection sheet.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is the combination schematic diagram that the utlity model has thin button module first embodiment of catoptric arrangement;
Fig. 2 is the decomposing schematic representation that the utlity model has thin button module first embodiment of catoptric arrangement;
Fig. 3 the utlity model has among thin button module first embodiment of catoptric arrangement the partial enlarged drawing of a-quadrant;
Fig. 4 is the combination schematic diagram that the utlity model has thin button module second embodiment of catoptric arrangement;
Fig. 5 the utlity model has among thin button module second embodiment of catoptric arrangement the partial enlarged drawing in B zone;
Fig. 6 is the combination schematic diagram that the utlity model has thin button module the 3rd embodiment of catoptric arrangement.
Wherein, Reference numeral:
[the utility model]
Thin button module with catoptric arrangement
1: circuit board 10: the elasticity guide card
2: the direct reflection sheet
3: the reflection micro-structural
4: the printing opacity elastic layer
40: elastic portion 41: depressed part
5: key layer
5 ': button
50: transmittance section 51: light-transmitting materials
6: luminescence unit
Embodiment
See also Fig. 1 to shown in Figure 3, be the correlative type of thin button module first embodiment that the utlity model has catoptric arrangement.As shown in the figure, this thin button module comprises: a circuit board 1, a direct reflection sheet 2, a printing opacity elastic layer 4, a key layer 5 and a luminescence unit 6.
Be formed with a plurality of elasticity guide cards 10 on the surface of this circuit board 1, each elasticity guide card 10 each interval is arranged, and those elasticity guide cards 10 are a conductivity material, for example: metal clips (metal dome), in order to produce the effect of electrically conducting with this circuit board 1.When each elasticity guide card 10 is subjected to oppressing, can flexiblely touch this circuit board 1, to reach the effect that electrically conducts.
This direct reflection sheet 2 is arranged on this circuit board 2, and even surface corresponding to those elasticity guide cards 10.Wherein, this direct reflection sheet 2 can be a high reflection material (high reflectivematerial), so as to providing light one reflecting effect.Form reflection micro-structurals 3 in this direct reflection sheet 2, it is made up of a plurality of microminiaturization structures, and respectively corresponding to those elasticity guide card 10 tops and on every side, in order to the reflecting effect of increase light at those elasticity guide card 10 places.Wherein this reflection micro-structural 3 is shaped as the various geometries that are used to improve reflection source such as triangle or circle.
This printing opacity elastic layer 4 is arranged at this direct reflection sheet 2 and reflects on the micro-structural 3, this printing opacity elastic layer 4 has a plurality of elastic portion 40, those elastic portion 40 are the top that corresponds respectively to those elasticity guide cards 10, when pushing so as to be subjected to external force when any elastic portion 40, can oppress indirectly and appoint elasticity guide card 10, electrically being contacted with this circuit board 1, produce the effect that electrically conducts.In the utility model, this printing opacity elastic layer 4 provides light penetration usefulness, and it can be made up of any light-transmitting materials.In addition, those elastic portion 40 are a projection (plunger), by protruding the design of structure, provide the user conveniently to contact and to push, with indirect electrically conducting corresponding to those elasticity guide cards 10.
This key layer 5 is arranged on this printing opacity elastic layer 4, and have a plurality of transmittance sections 50, those transmittance sections 50 are that each interval is arranged, and each transmittance section 50 is corresponding to each elastic portion 40, make light via this printing opacity elastic layer 4 and by behind those transmittance sections 50, present luminous display effect in this key layer 5.Wherein the shape of those transmittance sections 50 system is designed to pattern, lines, literal or digital arbitrary shape, presents the luminous display effect of a reservation shape so as to making light in this key layer 5, and the user can at random design different shapes according to various different demands.Moreover a light-transmitting materials 51 is filled in each transmittance section 50, and forms more tangible luminous display effect.Wherein this light-transmitting materials 51 can be fluorescent material wherein a kind of that printing ink or one that a transparent colloid, has predetermined color has predetermined color, has the display effect of specific luminous color so as to forming one.This predetermined color is random colors such as redness, edge look, blueness, yellow or purple.
This luminescence unit 6 is a side that is positioned at this printing opacity elastic layer 4, so that an illuminating source to be provided.Wherein, this luminescence unit 6 is at least one light-emitting diode, so that different light rays change in color effect to be provided.
By above key module structure, so as to when this luminescence unit 6 projection sources during to this direct reflection sheet 2, light source can and reflect under the reflex of micro-structural 3 by this direct reflection sheet 2, make light source each elastic portion 40 via printing opacity elastic layer 4, each transmittance section 50 in this key layer 5 forms a luminous display effect, and under light-transmitting materials 51 effects, presenting more obvious color shows, make the zone of each elastic portion 40, can produce relevant luminous shapes such as pattern, literal or numeral.When making the button of key-press module luminous, can significantly promote its whole luminosity, and make each key area of key-press module have uniform luminous demonstration.
See also Fig. 4 and shown in Figure 5, be the relevant drawings of second embodiment of the thin button module that the utlity model has catoptric arrangement.The main difference of the present embodiment and first embodiment is " the design difference of this printing opacity elastic layer 4 ".Wherein, form a depressed part 41 around each elastic portion 40, when any elastic portion 40 is squeezed, under the structural design by the depressed part 41 around it, take advantage of a situation with these elastic portion 40 downward starts, so as to driving electrically conducting of this elasticity guide card 10 indirectly; In embodiment of the present utility model, this depressed part 41 is the design of a circular shape; Yet the utility model also is regardless of the shape of limitting depressed part 41.
See also shown in Figure 6ly, be the schematic diagram of the utility model the 3rd embodiment, the main design feature of this embodiment is: this key layer 5 is made up of a plurality of buttons 5 ' institute.Wherein those buttons 5 ' are equally spaced arranged, and are arranged at accordingly on each elastic portion 40, and each button 5 ' have light-transmitting materials 51 that a transmittance section 50 and is filled in this transmittance section 50; Similarly, under the reflex by this direct reflection sheet 2 and reflection micro-structural 3, and then in each button 5 ' surface formation one even and tangible luminous demonstration.
In sum, the thin button module that the utlity model has catoptric arrangement has following advantage:
(1), by the direct reflection sheet with the reflection micro-structural setting under, except make key-press module reach slimming, also can increase the source reflection effect, produce good luminous demonstration.
(2), can omit the leaded light effect of light-guide device, and utilize the light reflex to replace its light guide effect, reduce the thickness limits of thin button module.
(3), when making the button of this key-press module luminous, significantly promote whole luminosity, make each key area have uniformly light-emitting and show.
(4), pass through direct reflection sheet and the design of reflecting micro-structural, the service efficiency of raising illuminating source.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (8)
1, a kind of thin button module with catoptric arrangement is characterized in that, comprising:
One circuit board, it has a plurality of elasticity guide cards;
One direct reflection sheet is arranged on this circuit board and this elasticity guide card, and this direct reflection sheet is provided with a reflection micro-structural;
One printing opacity elastic layer, it is arranged on this direct reflection sheet, and this printing opacity elastic layer has a plurality of elastic portion corresponding to those elasticity guide cards;
One key layer, it is arranged on this printing opacity elastic layer, and this key layer has a plurality of transmittance sections corresponding to those elastic portion; And
One luminescence unit, it is positioned at a side of this printing opacity elastic layer.
2, the thin button module with catoptric arrangement according to claim 1, it is characterized in that: those elastic portion are a projection.
3, the thin button module with catoptric arrangement according to claim 1, it is characterized in that: this luminescence unit is at least one light-emitting diode.
4, the thin button module with catoptric arrangement according to claim 1, it is characterized in that: this printing opacity elastic layer is a transparent material layer.
5, the thin button module with catoptric arrangement according to claim 1 is characterized in that: form one around each elastic portion and push the depressed part of characteristic in order to raising when elastic portion is squeezed.
6, the thin button module with catoptric arrangement according to claim 1, it is characterized in that: each transmittance section of this key layer is the transmittance section that is filled with a light-transmitting materials.
7, the thin button module with catoptric arrangement according to claim 1, it is characterized in that: those elasticity guide cards are a metal clips.
8, the thin button module with catoptric arrangement according to claim 1 is characterized in that: this direct reflection sheet is equably corresponding to the surface of those elasticity guide cards, and should reflection micro-structural corresponding to those elasticity guide cards and on every side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820003622XU CN201146131Y (en) | 2008-01-22 | 2008-01-22 | Thin type key-press module with reflection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820003622XU CN201146131Y (en) | 2008-01-22 | 2008-01-22 | Thin type key-press module with reflection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201146131Y true CN201146131Y (en) | 2008-11-05 |
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ID=40083015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820003622XU Expired - Lifetime CN201146131Y (en) | 2008-01-22 | 2008-01-22 | Thin type key-press module with reflection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201146131Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011012064A1 (en) * | 2009-07-30 | 2011-02-03 | Byd Company Limited | Key and key board comprising the same |
| CN102484010A (en) * | 2009-08-05 | 2012-05-30 | Trw车辆电气与零件有限公司 | Group Of Momentary-contact Switches As Control Panel Which Can Be Illuminated In Motor Vehicles |
| CN108172433A (en) * | 2017-12-27 | 2018-06-15 | 匀加速科技有限公司 | Magnetic-type mobile phone side key |
| CN111584283A (en) * | 2019-02-15 | 2020-08-25 | 群光电能科技(苏州)有限公司 | Keyboard backlight module |
-
2008
- 2008-01-22 CN CNU200820003622XU patent/CN201146131Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011012064A1 (en) * | 2009-07-30 | 2011-02-03 | Byd Company Limited | Key and key board comprising the same |
| CN101989507A (en) * | 2009-07-30 | 2011-03-23 | 比亚迪股份有限公司 | Key |
| CN101989507B (en) * | 2009-07-30 | 2013-05-29 | 比亚迪股份有限公司 | Key |
| CN102484010A (en) * | 2009-08-05 | 2012-05-30 | Trw车辆电气与零件有限公司 | Group Of Momentary-contact Switches As Control Panel Which Can Be Illuminated In Motor Vehicles |
| CN102484010B (en) * | 2009-08-05 | 2014-10-01 | Trw车辆电气与零件有限公司 | Group Of Momentary-contact Switches As Control Panel Which Can Be Illuminated In Motor Vehicles |
| CN108172433A (en) * | 2017-12-27 | 2018-06-15 | 匀加速科技有限公司 | Magnetic-type mobile phone side key |
| CN111584283A (en) * | 2019-02-15 | 2020-08-25 | 群光电能科技(苏州)有限公司 | Keyboard backlight module |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081105 |