CN202771410U - Highly-penetrating thin-type light-weight projection capacitive touch screen structure - Google Patents
Highly-penetrating thin-type light-weight projection capacitive touch screen structure Download PDFInfo
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- CN202771410U CN202771410U CN 201220447213 CN201220447213U CN202771410U CN 202771410 U CN202771410 U CN 202771410U CN 201220447213 CN201220447213 CN 201220447213 CN 201220447213 U CN201220447213 U CN 201220447213U CN 202771410 U CN202771410 U CN 202771410U
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Abstract
The utility model provides a highly-penetrating thin-type light-weight projection capacitive touch screen structure which comprises a transparent composite base plate, a decorative layer, a transparent conducting layer, a metal conducting layer and an anti-reflection layer, wherein the transparent composite base plate has functions of protection and electrical insulation, the decorative layer is arranged on the periphery of one face of the transparent composite base plate, the transparent conducting layer is arranged on the decorative layer and an area, uncovered by the decorative layer, of the transparent composite base plate, the metal conducting layer is coated on area, covered by the decorative layer, of the transparent conducting layer, and contacts with the transparent conducting layer, a related conduction circuit is arranged on the metal conducting layer, and the anti-reflection layer is attached to the metal conducting layer and the transparent conducting layer. The structure lowers product manufacture cost, simplifies process, improves qualification rate and enables finished products to be thin.
Description
Technical field
The utility model relates to touch panel structure provided, especially a kind of high-penetration slimming projected capacitive structure.
Background technology
The application of contact panel is very extensive, such as mobile phone, panel computer and GPS etc.Because this interface is easy to use, durable in use, and cost is not high, so market is also in Sustainable Growth.
Existing on the market GFF projected capacitive touch panel adopts glass to paste two layers of conducting film method for making mostly.As shown in Figure 1, traditional GFF projecting type capacitor screen 100 comprises the first glass substrate 110, decorative layer 120, the first optics Liao layer 130, the second optics Liao layer 132, the first metal conducting layer 140, the second metal conducting layer 142, the first indium oxide WU film 150 and the second indium oxide WU film 152.This way need use glass substrate 110,150,152 and two layers of optical cement 130,132 of two layers of indium oxide WU film to fit, and not only manufactures the process complexity, and the problem of material and qualification rate increases production cost especially widely.
This shows that above-mentioned existing contact panel obviously still exists inconvenience and defective, and remains further to be improved.In order to address the above problem, association area is there's no one who doesn't or isn't sought solution painstakingly, is finished by development but have no for a long time applicable mode always.Therefore, how can effectively simplify technique and increase qualification rate, real one of the current important research and development problem that belongs to also becomes current association area and needs improved target badly.
Therefore, inventor of the present utility model needs a kind of new technology of design badly to improve its problem.
The utility model content
So the purpose of this utility model is for solving the problem on the above-mentioned prior art, the slim light projection capacitive touch screen structure of a kind of high-penetration is proposed in the utility model, its purpose is the transparent composite base plate of monolithic PMMA+PC is carried out the coating of decorative layer and metal conducting layer, need not provide indium oxide WU film and optical cement to fit, reduced raw materials cost, also reduced the thickness of contact panel, so that more slimming of product.And need not use any optical cement to fit, reduce production costs to simplify technique.Under metal conducting layer, directly carry out anti-reflecting layer 250 and fit, to simplify technique, to increase qualification rate.And the transparent composite base plate of monolithic PMMA+PC and metal conducting layer carry out plated film, to reduce the thickness of contact panel.
For reaching above-mentioned purpose, the utility model proposes the slim light projection capacitive touch screen structure of a kind of high-penetration, comprise: a transparent composite base plate has protection and the function that is electrically insulated; One decorative layer is positioned at the periphery of the one side of this transparent composite base plate; One transparency conducting layer is positioned at this decorative layer and not regional by the transparent composite base plate that this decorative layer covered; And a metal conducting layer, coat on the electrically conducting transparent layer region that decorative layer hides, and contact with this transparency conducting layer; Dispose relevant order wire circuit on this metal conducting layer.
Preferably, also comprise an anti-reflecting layer, fit on this metal conducting layer and this transparency conducting layer; consisted of by transparent material; this anti-reflecting layer is in order to the reflection of the light that reduces incident, and institute be so that incident ray can effectively penetrate transparency conducting layer, and has the purpose of protection touch-control circuit.
Preferably, this transparent composite base plate is the two-layer compound substrate that is comprised of polymethylmethacrylate (Polymethylmethacrylate, PMMA) and polycarbonate (Polycarbonate, PC).
Preferably, this decorative layer is to be formed by the printing-ink printing, in order to the usefulness as decoration.
Preferably, it is characterized in that this transparency conducting layer is used for the configuration touch-control circuit.
Preferably, it is characterized in that the material of this transparency conducting layer is tin indium oxide (ITO) or other high light transmittance conducting metal.
Preferably, this transparency conducting layer is that application of printed, spraying or other coating method directly are coated on this transparent composite base plate.
Preferably, this metal conducting layer mainly is the end points that connects the touch-control circuit on this transparency conducting layer, and directs in the relevant treating apparatus.
The utility model beneficial effect is that it has following advantages:
(1) on the transparent composite base plate 210 of monolithic PMMA+PC, carries out the coating of decorative layer 220 and transparency conducting layer 230, need not use indium oxide tin film and optical cement to fit, reduce raw materials cost, and simplify technique, also reduced the thickness of contact panel, so that more slimming of product;
(2) directly carry out anti-reflecting layer 250 for 240 times in metal conducting layer and fit, simplify technique, increase qualification rate;
Can further understand feature of the present utility model and advantage thereof by explanation hereinafter, during reading and please refer to accompanying drawing.
Description of drawings
Fig. 1 is the synoptic diagram of prior art.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is explosive decomposition figure of the present utility model.
[main element symbol description]
110 glass substrates
120,220 decorative layers
130 first optics glue-lines
132 second optics glue-lines
140 first metal conducting layers
142 second metal conducting layers
150 first indium tin oxide layers
152 second indium tin oxide layers
210 transparent composite base plates
230 transparency conducting layers
240 metal conducting layers
250 anti-reflecting layers.
Embodiment
So sincerely form with regard to structure of the present utility model, and effect and the advantage that can produce, cooperate graphicly, lift a preferred embodiment of the present utility model and be described in detail as follows.
Please refer to Fig. 2, the slim light projection capacitive touch screen structure of high-penetration of the present utility model comprises:
One transparent composite base plate 210 has protection and the function that is electrically insulated.The preferably adds the made two-layer compound substrate of polycarbonate (Polycarbonate, PC) by polymethylmethacrylate (Polymethylmethacrylate, PMMA).
One decorative layer 220 is positioned at the periphery of the one side of this transparent composite base plate 210.This decorative layer 220 is to be formed by the printing-ink printing, in order to the usefulness as decoration.
One transparency conducting layer 230, the transparent composite base plate zone of coating this decorative layer 220 and not covered by this decorative layer 220.To be configured in this transparency conducting layer 230 relevant for touch-control circuit during manufacturing.The material of this transparency conducting layer can be such as tin indium oxide (ITO) or other high light transmittance conducting metal.This transparency conducting layer is to use the transparent composite base plate zone that the mode that is coated with (Coating) is directly coated decorative layer 220 and do not covered by this decorative layer 220, must not use optical cement traditionally to fit.Therefore can lower the thickness of touch-screen integral body, and have good light transmission features.
One metal conducting layer 240 is coated on transparency conducting layer 230 zones that decorative layer 220 hides, and contacts with this transparency conducting layer 230.Disposing relevant order wire circuit on this metal conducting layer 240, mainly is the end points that connects the touch-control circuit on this transparency conducting layer 230, directs in the relevant treating apparatus again.
One anti-reflecting layer 250 fits on this metal conducting layer 240 and this transparency conducting layer 230, basically is made of transparent material.This anti-reflecting layer 250 is in order to the reflection of the light that reduces incident, and institute be so that incident ray can effectively penetrate transparency conducting layer 230, and reaches the purpose of protection touch-control circuit.
Be decomposing schematic representation of the present utility model as shown in Fig. 3, wherein illustrated structure external form profile is not limited to scope of the present utility model.
Structure of the present utility model is the structure that is applied in contact panel, so only need among this transparency conducting layer 230, design some groups touch-control circuit on the capacitive touch-control circuit, and each touch-control circuit is connected with this metal conducting layer 240, and this metal conducting layer 240 is connected with other elements again, and then forms a plurality of touch-controls loop.
Wherein to compare prior art be to have following advantages to the utility model:
(1) on the transparent composite base plate 210 of monolithic PMMA+PC, carries out the coating of decorative layer 220 and transparency conducting layer 230, need not use indium oxide tin film and optical cement to fit, reduce raw materials cost, and simplify technique, also reduced the thickness of contact panel, so that more slimming of product;
(2) directly carry out anti-reflecting layer 250 for 240 times in metal conducting layer and fit, simplify technique, increase qualification rate;
In sum, the design of consideration of the utility model hommization, quite actual demand.It has specifically improved existing disappearance.
Above-listed detailed description is specifying for a possible embodiments of the present utility model, just this embodiment limits claim of the present utility model, allly do not break away from the equivalence that the utility model skill spirit does and implement or change, all should be contained in the claim of the present utility model.
Claims (7)
1. the slim light projection capacitive touch screen structure of high-penetration is characterized in that, comprises:
Transparent composite base plate is for having the substrate of protection and the function that is electrically insulated;
Decorative layer is positioned at the periphery of the one side of this transparent composite base plate;
Transparency conducting layer is positioned at this decorative layer and not regional by the transparent composite base plate that this decorative layer covered; And
Metal conducting layer is coated on the electrically conducting transparent layer region that this decorative layer hides and with this transparency conducting layer and is contacted; Dispose order wire circuit on this metal conducting layer.
2. the slim light projection capacitive touch screen structure of high-penetration as claimed in claim 1, it is characterized in that, also comprise one in order to the anti-reflecting layer of the reflection of the light that reduces incident, it fits on this metal conducting layer and this transparency conducting layer, is made of transparent material.
3. the slim light projection capacitive touch screen structure of high-penetration as claimed in claim 1 is characterized in that, the two-layer compound substrate of this transparent composite base plate for being comprised of polymethylmethacrylate and polycarbonate.
4. the slim light projection capacitive touch screen structure of high-penetration as claimed in claim 1 is characterized in that, this transparency conducting layer is for being used for the conductive layer of configuration touch-control circuit.
5. the slim light projection capacitive touch screen structure of high-penetration as claimed in claim 1 is characterized in that, the material of this transparency conducting layer is tin indium oxide or other high light transmittance conducting metal.
6. the slim light projection capacitive touch screen structure of high-penetration as claimed in claim 1 is characterized in that, this transparency conducting layer is that application of printed, spraying or other coating method directly are coated on this transparent composite base plate.
7. the slim light projection capacitive touch screen structure of high-penetration as claimed in claim 4 is characterized in that, this metal conducting layer mainly is the end points that connects the touch-control circuit on this transparency conducting layer, and directs in the relevant treating apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220447213 CN202771410U (en) | 2012-09-04 | 2012-09-04 | Highly-penetrating thin-type light-weight projection capacitive touch screen structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220447213 CN202771410U (en) | 2012-09-04 | 2012-09-04 | Highly-penetrating thin-type light-weight projection capacitive touch screen structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202771410U true CN202771410U (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220447213 Expired - Fee Related CN202771410U (en) | 2012-09-04 | 2012-09-04 | Highly-penetrating thin-type light-weight projection capacitive touch screen structure |
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| Country | Link |
|---|---|
| CN (1) | CN202771410U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104461098A (en) * | 2013-09-22 | 2015-03-25 | 联想(北京)有限公司 | Touch display device and manufacturing method thereof |
-
2012
- 2012-09-04 CN CN 201220447213 patent/CN202771410U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104461098A (en) * | 2013-09-22 | 2015-03-25 | 联想(北京)有限公司 | Touch display device and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Qingdao Longbow Plastic Mold Co.,Ltd. Assignor: Qingdao Changgong Electronic Co., Ltd. Contract record no.: 2013370000158 Denomination of utility model: Highly-penetrating thin-type light-weight projection capacitive touch screen structure Granted publication date: 20130306 License type: Exclusive License Record date: 20130710 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20160904 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |