CN202796587U - Key structure with light guide function - Google Patents
Key structure with light guide function Download PDFInfo
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- CN202796587U CN202796587U CN 201220504301 CN201220504301U CN202796587U CN 202796587 U CN202796587 U CN 202796587U CN 201220504301 CN201220504301 CN 201220504301 CN 201220504301 U CN201220504301 U CN 201220504301U CN 202796587 U CN202796587 U CN 202796587U
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- key structure
- press
- light guide
- light
- key
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Abstract
The utility model discloses a key structure with a light guide function. The key structure has preset thickness, and the key structure is a monolayer light guide key structural body. The key structure comprises a substrate, and keys and light guide structures with preset hardness. The substrate comprises an upper surface and a lower surface. The keys are formed and arranged on the upper surface. The light guide structures are formed and arranged on the lower surface. The number of the keys is at least one, the number of the light guide structures is at least one, and the light guide structures are provided with at least a light guide stationing. Beneficial effects of the technical scheme are that through molding manufacture of moulds, the key structure is formed directly without conventional gluing making process, so that making process of the key structure is simple, cost is effectively saved, thickness of the key structure is effectively controlled in a preferable thickness range, and the key structure achieves preferable light guide effect.
Description
Technical field
The utility model relates to a kind of press-key structure, is specifically related to a kind of press-key structure with light-guiding function.
Background technology
Along with the universal development of mobile phone, mobile phone has become the requisite communication tool of daily output life.For increasingly severe mobile phone market, the conventional mobile phone button is made with the technique that plastics add rubber, although each manufacturer constantly releases new press-key structure, but structure is all by the applying step, the leaded light of the Merlon button of patrix and counterdie seen for details fit, make it form the press-key structure of bilayer or multilayer.But the applying step must be considered much more very fabrication process condition, such as applying glue composition, some glue laminated power, ultraviolet irradiation intensity and stick together the parameter such as laminate pressure, all can cause the applying poor effect to cause product to go wrong; The normal problem that occurs of attaching process is: it is bad to fit, such as the glue that overflows, the phenomenons such as lacking material, button Key disengaging of fitting; Fit and be out of shape, such as the function key displacement, that is because the impact of laminate pressure size in the applying course of processing causes the offset phenomena of upper and lower mould key combination, and form the problem of key body distortion; Other applying problem causes the defectives such as impression such as button Key surface; On the other hand because the restrictive condition of each component thickness of existing press-key structure is high, the thickness that makes optical waveguide layer is less and make the conventional keys structure can't reach better light characteristic.
The utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of press-key structure with light-guiding function, the press-key structure straight forming, do not need through tradition applying manufacture craft, make its manufacture craft effectively save simply, simultaneously cost, the thickness of press-key structure effectively is controlled in the better thickness range, makes it reach better light guide effect.
For achieving the above object, the technical solution of the utility model is as follows: a kind of press-key structure with light-guiding function, described press-key structure has predetermined thickness, and described press-key structure is the press-key structure body of individual layer leaded light, described press-key structure comprises substrate, has button and the light guide structure of predetermined hardness, described substrate comprises upper surface and lower surface, and described button moulding is arranged on described upper surface, and described light guide structure moulding is arranged on described lower surface; Described button is at least one, and described light guide structure is at least one; Described light guide structure is provided with at least one leaded light and layouts.
Preferably, also comprise ink lay, described ink lay moulding is arranged between described button and the described substrate.
Preferably, also comprise the reflector, the moulding of described reflector is arranged between described ink lay and the described substrate.
Preferably, also comprise the reflector, the moulding of described reflector is arranged on described light guide structure below.
Preferably, the predetermined thickness of described press-key structure is for being less than or equal to 40 millimeters.
Preferably, the predetermined hardness of described button is greater than Shore hardness.
Preferably, described substrate is that high light transmissive material is made, and its light transmittance is greater than 95%.
Preferably, described button is that the polyurethane PU material is made.
Adopt the beneficial effect of the technical program to be: by the moulding manufacturing of mould, the press-key structure straight forming, do not need through tradition applying manufacture craft, make its manufacture craft effectively save simply, simultaneously cost, the thickness of press-key structure effectively is controlled in the better thickness range, makes it reach better light guide effect.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment technology, the below will do to introduce simply to the accompanying drawing of required use in the embodiment technical description, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the first embodiment of the present utility model.
Fig. 2 is that the second embodiment of the present utility model is installed on the decomposing schematic representation on the support plate.
Fig. 3 is that the 3rd embodiment of the present utility model is installed on the decomposing schematic representation on the support plate.
Fig. 4 is that the 4th embodiment of the present utility model is installed on the decomposing schematic representation on the support plate.
Fig. 5 is that press-key structure of the present utility model is applied to the mobile phone key location drawing.
Fig. 6 is the making flow chart of the second embodiment of the present utility model.
Numeral and the represented corresponding component title of letter among the figure:
1. press-key structure 10. substrates 101. upper surfaces 102. lower surfaces 11. buttons 12. light guide structures 13. ink laies 14. reflector;
20. support plate 21. luminescence unit K1-K12. digital key position KF1-KF4 function key position h. thickness.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, a kind of press-key structure with light-guiding function of the present utility model, press-key structure 1 has predetermined thickness, and press-key structure 1 is the press-key structure body of individual layer leaded light, comprise substrate 10, have button 11 and the light guide structure 12 of predetermined hardness, substrate 10 comprises upper surface 101 and lower surface 102, and button 11 moulding are arranged on upper surface 101, and light guide structure 12 moulding are arranged on lower surface 102; Button 11 is at least one, and light guide structure 12 is at least one; Light guide structure 12 is provided with at least one leaded light and layouts.Press-key structure 1 is the press-key structure body of individual layer leaded light, effectively solves the button that must fit and could make in the prior art, effectively reduces the material cost of making button.At least one leaded light is layouted, and a merit function of keyboard is provided.
In the present embodiment, substrate 10 is the base material of Merlon material, and substrate 10 is made for high light transmissive material, and its light transmittance can also be PETG or the contour light transmissive material of high printing opacity rubber greater than 95%.The predetermined thickness of press-key structure 1 is for being less than or equal to 40 millimeters, namely≤40 millimeter; Because the electronic product volume is more and more less, more and more accurate, so press-key structure 1 can further dwindle product thickness, simultaneously because press-key structure 1 only has single substrate 10, in the quite thin situation of the thickness of button 11 and light guide structure 12, the light guide effect that substrate 10 provides is much better than existing attaching type board structure.Press-key structure 1 can save to fit in the prior art makes required time, material and cost, and better optical characteristics can be provided.Button 11 is made for the polyurethane PU material, and the predetermined hardness of button 11 is greater than Shore hardness.
As shown in Figure 2, all the other are identical with embodiment 1, and difference is, also comprises ink lay 13, and ink lay 13 moulding are arranged between button 11 and the substrate 10.Ink lay 13 utilizes versicolor colored ink to form, so can utilize the pattern of different colours to show corresponding keypress function.Among Fig. 2, be arranged on the support plate 20 after press-key structure 1 assembling, the luminescence unit 21 of one side, when the user presses a certain button 11, this luminescence unit 21 namely is energized and emits beam, this light sees through ink lay 13 to emit beam via optical effects such as the guiding of substrate 10 and light guide structure 12, refraction, reflections again, and then the button 11 corresponding functions that show and press.
As shown in Figure 5, cooperate table 1, be made into the luminous result of keyboard and the process Experiments of Optics gained of mobile phone products, wherein K1-K12 is digital key position, and KF1-KF4 is the function key position, table 1 can calculate in the structure of present embodiment, and the average luminescence brightness value of the digital keys position (K1-K12) that the user commonly uses is 234.9cd/ ㎡, and Luminescence Uniformity is 34.3%.
Table 1
As shown in Figure 6, the making flow chart of present embodiment press-key structure 1, this making flow process may further comprise the steps:
Step 1: a substrate 10 is provided, and in this specific embodiment, this substrate is the base material of PC material, and this PC base material can be adjusted its thickness according to the requirement of product, for example 0.375 millimeter or 0.25 millimeter.
Step 2: formed light conductive is layouted in the lower surface 102 of this substrate 10, and this forming method of layouting can be colds pressing or the mode such as hot pressing.
Step 3: moulding one ink lay 13 is in the upper surface 101 of this substrate 10, and this ink lay 13 can utilize mode of printing that colored ink is coated upper surface 101.
Step 4: forming press key 11 is in the upper surface 101 of this substrate 10, utilize model that the PU material is formed button 11 in this upper surface 101, the button 11 of this PU material is the key body of a hard, utilize the method moulding of model, the height of those buttons 11 significantly can be dwindled, make the whole height microminiaturization of press-key structure 1.That is to say that the model method can significantly improve the existing injection method that utilizes and make the existing thickness problem of button, the pressure that uses simultaneously injection method must consider material to penetrate, speed are on the impact of ink lay 13, if yet ink lay 13 being taken shape in after the making step of button 11, this ink lay 13 is subject to the collision of external force and scratch easily.Utilize the method forming press key 11 of model, can obtain the press-key structure layer of high rigidity and thinner thickness, so press-key structure 1 can make the product slimming, and can protect this ink lay 13.
Through after the step 4, also comprise the follow-up manufacturing process such as stamp, cutting and packing.
Embodiment 3
As shown in Figure 3, all the other are identical with embodiment 2, and difference is, also comprises reflector 14, and reflector 14 moulding are arranged between ink lay 13 and the substrate 10.Reflector 14 is with the moulding of physical vapour deposition (PVD) manufacturing process.The setting in reflector 14 mainly contains the consideration of optical characteristics, to strengthen the Integral luminous effect of this press-key structure 1.
As shown in Figure 5, cooperate table 2, be made into the luminous result of keyboard and the process Experiments of Optics gained of mobile phone products, wherein K1-K12 is digital key position, and KF1-KF4 is the function key position, table 2 can calculate in the structure of present embodiment, and the average luminescence brightness value of the digital keys position (K1-K12) that the user commonly uses is 77.8cd/ ㎡, and Luminescence Uniformity is 25.6%.
Table 2
Embodiment 4
As shown in Figure 4, all the other are identical with embodiment 2, and difference is, also comprises reflector 14, and reflector 14 moulding are arranged on light guide structure 12 belows, and reflector 14 is with the moulding of physical vapour deposition (PVD) manufacturing process.The setting in reflector 14 mainly contains the consideration of optical characteristics, to strengthen the Integral luminous effect of this press-key structure 1.
As shown in Figure 5, cooperate table 3, be made into the luminous result of keyboard and the process Experiments of Optics gained of mobile phone products, wherein K1-K12 is digital key position, and KF1-KF4 is the function key position, table 3 can calculate in the structure of present embodiment, and the average luminescence brightness value of the digital keys position (K1-K12) that the user commonly uses is 54.4cd/ ㎡, and Luminescence Uniformity is 27.9%.
Table 3
Adopt the beneficial effect of the technical program to be: by the moulding manufacturing of mould, the press-key structure straight forming, do not need through tradition applying manufacture craft, make its manufacture craft effectively save simply, simultaneously cost, the thickness of press-key structure effectively is controlled in the better thickness range, makes it reach better light guide effect.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. press-key structure with light-guiding function, it is characterized in that, described press-key structure has predetermined thickness, and described press-key structure is the press-key structure body of individual layer leaded light, described press-key structure comprises substrate, has button and the light guide structure of predetermined hardness, described substrate comprises upper surface and lower surface, and described button moulding is arranged on described upper surface, and described light guide structure moulding is arranged on described lower surface; Described button is at least one, and described light guide structure is at least one; Described light guide structure is provided with at least one leaded light and layouts.
2. a kind of press-key structure with light-guiding function according to claim 1 is characterized in that, also comprises ink lay, and described ink lay moulding is arranged between described button and the described substrate.
3. a kind of press-key structure with light-guiding function according to claim 2 is characterized in that, also comprises the reflector, and the moulding of described reflector is arranged between described ink lay and the described substrate.
4. a kind of press-key structure with light-guiding function according to claim 2 is characterized in that, also comprises the reflector, and the moulding of described reflector is arranged on described light guide structure below.
5. a kind of press-key structure with light-guiding function according to claim 2 is characterized in that, the predetermined thickness of described press-key structure is for being less than or equal to 40 millimeters.
6. a kind of press-key structure with light-guiding function according to claim 2 is characterized in that the predetermined hardness of described button is greater than Shore hardness.
7. a kind of press-key structure with light-guiding function according to claim 2 is characterized in that, described substrate is that high light transmissive material is made, and its light transmittance is greater than 95%.
8. a kind of press-key structure with light-guiding function according to claim 2 is characterized in that, described button is that the polyurethane PU material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220504301 CN202796587U (en) | 2012-09-27 | 2012-09-27 | Key structure with light guide function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220504301 CN202796587U (en) | 2012-09-27 | 2012-09-27 | Key structure with light guide function |
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| Publication Number | Publication Date |
|---|---|
| CN202796587U true CN202796587U (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220504301 Expired - Fee Related CN202796587U (en) | 2012-09-27 | 2012-09-27 | Key structure with light guide function |
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| CN (1) | CN202796587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103515135A (en) * | 2013-09-23 | 2014-01-15 | 苏州达方电子有限公司 | Thin keyboard |
-
2012
- 2012-09-27 CN CN 201220504301 patent/CN202796587U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103515135A (en) * | 2013-09-23 | 2014-01-15 | 苏州达方电子有限公司 | Thin keyboard |
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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: 20130313 Termination date: 20140927 |
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| EXPY | Termination of patent right or utility model |