CN203535614U - Capacitive touch screen - Google Patents
Capacitive touch screen Download PDFInfo
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- CN203535614U CN203535614U CN201320638203.4U CN201320638203U CN203535614U CN 203535614 U CN203535614 U CN 203535614U CN 201320638203 U CN201320638203 U CN 201320638203U CN 203535614 U CN203535614 U CN 203535614U
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- film layer
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- touch screen
- capacitive touch
- ito conductive
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Abstract
The utility model relates to the technical field of touch screens, in particular to a capacitive touch screen. The capacitive touch screen comprises a glass substrate, the upper surface of the glass substrate is sequentially provided with a transparent decorative film layer and a silicon dioxide protective film layer, the lower surface of the glass substrate is provided with an ITO conducting film layer, a black frame layer is arranged on the periphery of the lower surface of the ITO conducting film layer and is provided with a plurality of through holes communicated with the ITO conducting film layer, electrocondution slurry is contained in the through holes, and the lower surface of the black frame layer is provided with a silver wire layer. An identification is arranged on the transparent decorative film layer and can play a role in propagandizing; the silicon dioxide protective film layer is high in hardness and abrasive resistance and can effectively protect the ITO conducting film layer and prevent the touch screen from being scratched; the through holes are formed in the black frame layer, so the electrocondution slurry can be injected into the holes; the ITO conducting film layer is communicated with the silver wire layer through the electrocondution slurry so as to transmit electric signals, the number of wires which are used is reduced, the structure of the capacitive touch screen is simplified, and production efficiency is further improved.
Description
Technical field
The utility model relates to touch screen technology field, relates in particular to a kind of capacitive touch screen.
Background technology
Touch-screen is a kind of remarkable input equipment that improves man machine operation interface, have intuitively, simply, advantage efficiently.Touch-screen obtains a wide range of applications in many electronic products, such as mobile phone, PDA, multimedia, public information inquiry system etc.Touch-screen, mainly by following four classes, comprises resistance-type, condenser type, infrared and surface acoustic wave touch screen.Wherein, capacitive touch screen is owing to having excellent performance, such as, in screen, do not have mechanical motion wear problem and also simple in structure, transmittance is high, the linearity good, dustproof, fire prevention, scratch resistant, even if also there is stable performance etc. in worst environment, become the main flow in market.And the sharpest edges of capacitive touch screen are that it has multi-point touch function, have greatly improved operating characteristic and the result of use of electronic product.
But current capacitive touch screen complex structure, easily scraping.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of simple in structure, is not easy the capacitive touch screen of scraping.
The utility model is achieved through the following technical solutions.
A kind of capacitive touch screen; comprise glass basis; the upper surface of described glass basis is provided with having transparent decoration rete, silicon dioxide protective film layer successively; the lower surface of described glass basis is provided with ITO conductive film layer; the surrounding of ITO conductive film layer lower surface is provided with black surround layer; black surround layer has some through holes that are communicated with ITO conductive film layer, in described through hole, is provided with electrocondution slurry, and the lower surface of black surround layer is provided with silver-colored line layer.
Wherein, the diameter of described through hole diminishes from top to bottom gradually.
Wherein, the diameter of described through hole is 0.3-0.5mm.
Wherein, described glass basis is reinforced glass substrate.
Wherein, four of described glass basis corners are set to arc angling.
Wherein, the thickness of described ITO conductive layer is 30-50nm.
Wherein, the thickness of described having transparent decoration rete is 3-6nm, and the thickness of silicon dioxide protective film layer is 10-15 nm.
The beneficial effects of the utility model are: this kind of capacitive touch screen; comprise glass basis; the upper surface of described glass basis is provided with having transparent decoration rete, silicon dioxide protective film layer successively; the lower surface of described glass basis is provided with ITO conductive film layer; the surrounding of ITO conductive film layer lower surface is provided with black surround layer; black surround layer has some through holes that are communicated with ITO conductive film layer, in described through hole, is provided with electrocondution slurry, and the lower surface of black surround layer is provided with silver-colored line layer.Publicity sign is set on the utility model having transparent decoration rete, or other pattern, take and do not affect consumer's result of use as good, certainly the pattern arranging on having transparent decoration rete or publicity sign be take with the coincidence of black surround layer as good, both hide the color of black surround layer, can play again the effect of decorating and publicizing; The hardness of the utility model silicon dioxide protective film layer is higher, has very strong wearing quality, thereby not only can effectively protect ITO conductive film layer, can prevent that touch-screen is scratched, and has extended serviceable life; The utility model by offering through hole on black surround layer, electrocondution slurry can be poured in hole, thereby ITO conductive film layer is by electrocondution slurry and silver-colored line layer conducting transmission of electric signals, has reduced the use of wire, simplified structure of the present utility model, be conducive to further enhance productivity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Reference numeral comprises:
1---glass basis
2---having transparent decoration rete
3---silicon dioxide protective film layer
4---ITO conductive film layer
5---black surround layer
6---through hole
7---silver-colored line layer.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1; a kind of capacitive touch screen; comprise glass basis 1; the upper surface of described glass basis 1 is provided with having transparent decoration rete 2, silicon dioxide protective film layer 3 successively; the lower surface of described glass basis 1 is provided with ITO conductive film layer 4, and the surrounding of ITO conductive film layer 4 lower surfaces is provided with black surround layer 5, and black surround layer 5 has some through holes 6 that are communicated with ITO conductive film layer 4; in described through hole 6, be provided with electrocondution slurry, the lower surface of black surround layer 5 is provided with silver-colored line layer 7.Publicity sign is set on the utility model having transparent decoration rete 2, or other pattern, take and do not affect consumer's result of use as good, certainly the pattern arranging on having transparent decoration rete 2 or publicity identify take and overlap as good with black surround layer 5, both hide the color of black surround layer 5, can play again the effect of decorating and publicizing; The hardness of the utility model silicon dioxide protective film layer 3 is higher, has very strong wearing quality, thereby not only can effectively protect ITO conductive film layer 4, can prevent that touch-screen is scratched, and has extended serviceable life; The utility model by offering through hole 6 on black surround layer 5, electrocondution slurry can be poured in hole, thereby ITO conductive film layer 4 is by electrocondution slurry and silver-colored line layer 7 conducting transmission of electric signals, has reduced the use of wire, simplified structure of the present utility model, be conducive to further enhance productivity.
The diameter of described through hole 6 diminishes from top to bottom gradually, is conducive to electrocondution slurry and ITO conductive film layer 4 has larger contact area, and then guarantees that electrocondution slurry is communicated with smoothly with ITO conductive film layer 4.
The diameter of described through hole 6 is 0.3-0.5mm, can guarantee that result of use can avoid again product appearance bad within the scope of this.
Described glass basis 1 is reinforced glass substrate, and the surface of reinforced glass substrate can form soft tempering layer, effectively solves the fragile shortcoming of glass basis 1.
Four corners of described glass basis 1 are set to arc angling, and the setting of arc angling makes the point that four corners of glass basis 1 are round and smooth unstressed sudden change, thereby has eliminated stress concentration point, has further improved serviceable life of the present utility model.
The thickness of described ITO conductive layer is 30-50nm.The thickness of described having transparent decoration rete 2 is 3-6nm, and the thickness of silicon dioxide protective film layer 3 is 10-15 nm.Within the scope of this, can reach the balance of result of use and cost.Certainly, in actual production process, can be according to the needs of the requirement of producer and product, choose reasonable thickness, meets the different needs.
The above embodiment, it is better embodiment of the present utility model, be not to limit the utility model practical range, the equivalence of doing according to structure, feature and principle described in the utility model claim therefore all changes or modifies, and all should comprise in the utility model patent claim.
Claims (7)
1. a capacitive touch screen; comprise glass basis; it is characterized in that: the upper surface of described glass basis is provided with having transparent decoration rete, silicon dioxide protective film layer successively; the lower surface of described glass basis is provided with ITO conductive film layer; the surrounding of ITO conductive film layer lower surface is provided with black surround layer; black surround layer has some through holes that are communicated with ITO conductive film layer, in described through hole, is provided with electrocondution slurry, and the lower surface of black surround layer is provided with silver-colored line layer.
2. a kind of capacitive touch screen according to claim 1, is characterized in that: the diameter of described through hole diminishes from top to bottom gradually.
3. a kind of capacitive touch screen according to claim 1, is characterized in that: the diameter of described through hole is 0.3-0.5mm.
4. a kind of capacitive touch screen according to claim 1, is characterized in that: described glass basis is reinforced glass substrate.
5. a kind of capacitive touch screen according to claim 1, is characterized in that: four corners of described glass baseplate are set to arc angling.
6. a kind of capacitive touch screen according to claim 1, is characterized in that: the thickness of described ITO conductive layer is 30-50nm.
7. a kind of capacitive touch screen according to claim 1, is characterized in that: the thickness of described having transparent decoration rete is 3-6nm, and the thickness of silicon dioxide protective film layer is 10-15 nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320638203.4U CN203535614U (en) | 2013-10-16 | 2013-10-16 | Capacitive touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320638203.4U CN203535614U (en) | 2013-10-16 | 2013-10-16 | Capacitive touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203535614U true CN203535614U (en) | 2014-04-09 |
Family
ID=50421798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320638203.4U Expired - Fee Related CN203535614U (en) | 2013-10-16 | 2013-10-16 | Capacitive touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203535614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106569637A (en) * | 2016-10-27 | 2017-04-19 | 广东星弛光电科技有限公司 | Preparation technology of high-hardness anti-fingerprint ultra-narrow border mobile phone touch screen |
-
2013
- 2013-10-16 CN CN201320638203.4U patent/CN203535614U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106569637A (en) * | 2016-10-27 | 2017-04-19 | 广东星弛光电科技有限公司 | Preparation technology of high-hardness anti-fingerprint ultra-narrow border mobile phone touch screen |
| CN106569637B (en) * | 2016-10-27 | 2019-02-26 | 广东星弛光电科技有限公司 | A kind of preparation process of high rigidity anti-fingerprint ultra-narrow frame handset touch panel |
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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: 20140409 Termination date: 20211016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |