CN203658985U - Single plastic piece capacitive touch module and OPS touch screen - Google Patents
Single plastic piece capacitive touch module and OPS touch screen Download PDFInfo
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- CN203658985U CN203658985U CN201320817885.5U CN201320817885U CN203658985U CN 203658985 U CN203658985 U CN 203658985U CN 201320817885 U CN201320817885 U CN 201320817885U CN 203658985 U CN203658985 U CN 203658985U
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- ink layer
- touch module
- single sheet
- conducting coating
- plastic substrate
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Abstract
The utility model relates to a single plastic piece capacitive touch module and an OPS touch screen. The single plastic piece capacitive touch module comprises a plastic base plate, a printing ink layer is formed on one surface of the plastic base plate, a window used for transmitting light is formed in the middle of the printing ink layer so as to enable the longitudinal section of the printing ink layer to be in the shape of a frame, the cross section of the printing ink layer is trapezoid, the upper bottom of the printing ink layer is wider than the lower bottom of the printing ink layer, the upper bottom of the printing ink layer is the face combined with the surface of the plastic base plate, a transparent conductive coating is plated in the window, the bottom face of the transparent conductive coating is flush with the lower bottom of the printing ink layer and a sensor circuit used for detecting touch positions is formed on the transparent conductive coating. The single plastic piece capacitive touch module can realize the touch function by using only one layer of plate, a sensor is directly manufactured on the plastic base plate, the manufacturing procedures are fewer, the manufacturing technology is simplified, the production efficiency is improved and the production cost is lowered.
Description
Technical field
The utility model relates to touch screen technology.
Background technology
Touch-screen, man-machine conversation is carried out in available finger touch operation, is generally used in touch-screen mobile phone, touch-screen PDA, panel computer, in automatic navigator and other industrial control equipments.User can, directly to operate, save operation push-button by touch-screen, has strengthened man-machine interactive.Along with scientific and technical development, there is capacitive touch screen, this kind of touch-screen become the touch apparatus that the electronic equipment such as mobile phone, notebook is new.Because capacitive touch screen is compared with traditional touch-screen, there is multipoint-touch-technology, its location is more precisely reliable.Its basic functional principle is: in the time that user finger taps panel, will an electric capacity in parallel to SENSOR(sensor) in circuit, thereby the total capacitance of SENSOR on this sweep trace changed.Special control IC will calculate according to the capacitance variations before and after surface sweeping the coordinate position of touch point, is presented on screen.
At present, common capacitive touch screen on the market, mainly contains following several structure: top panel+optical cement+bottom sensor, top panel+optical cement+PET film, OGS structure.Wherein, in the structure of top panel+optical cement+bottom sensor (or PET film), top panel generally adopts glass (GLASS) or PC(polycarbonate) as panel base material.In OGS structure, the panel with transparent conducting coating generally also all adopts with ITO(indium tin oxide) GLASS of film.But, due to the complex process of GLASS panel and SENSOR laminating, need high-end devices and laminated material, affect production efficiency and production capacity, that is to say, the cost of GLASS panel is high, and complex process, therefore the capacitive touch screen price being processed into is also high.
Utility model content
One of the purpose of this utility model is to propose a kind of single sheet capacitance touch module, the problem of its energy workout cost height and complex manufacturing technology.
Two of the purpose of this utility model is to propose a kind of OPS touch-screen, the problem of its energy workout cost height and complex manufacturing technology.
One of in order to achieve the above object, the technical scheme that the utility model adopts is as follows:
The utility model discloses a kind of single sheet capacitance touch module, it comprises a plastic substrate, the upper ink layer that forms in one surface of described plastic substrate, the middle part of described ink layer has a window for printing opacity so that the longitudinal section of described ink layer is framework shape, the xsect of described ink layer is trapezoidal shape, the width of the upper base of ink layer is greater than its width of going to the bottom, the upper base of described ink layer is and the face of the surface conjunction of described plastic substrate, in described window, be coated with transparent conducting coating, the bottom surface of described transparent conducting coating is concordant with going to the bottom of ink layer, on transparent conducting coating, be formed with the sensor circuit for detection of touch location.
The utility model discloses another kind of single sheet capacitance touch module, it comprises a plastic substrate, the upper ink layer that forms in one surface of described plastic substrate, the middle part of described ink layer has a window for printing opacity so that the longitudinal section of described ink layer is framework shape, the xsect of described ink layer is trapezoidal shape, the width of the upper base of ink layer is greater than its width of going to the bottom, the upper base of described ink layer is and the face of the surface conjunction of described plastic substrate, in described window and on the going to the bottom of ink layer, be coated with the transparent layer of filling and leading up, described transparent filling and leading up is coated with transparent conducting coating on layer, on transparent conducting coating, be formed with the sensor circuit for detection of touch location.Preferably, the described transparent layer of filling and leading up is for transparent resin.
Preferably, described plastic substrate is made up of PMMA material, or is made up of PC material, or is made up of PMMA material and PC Material cladding.
Preferably, described transparent conducting coating is ito thin film or carbon nano-tube film or nano silver film.
To achieve these goals two, the technical scheme that the utility model adopts is as follows:
OPS touch-screen, it comprises a single sheet capacitance touch module as above, flexible PCB and liquid crystal display module for being connected with main control board; The transparent conducting coating laminating of liquid crystal display module by optical cement and single sheet capacitance touch module, the sensor circuit on the transparent conducting coating of flexible PCB and single sheet capacitance touch module is connected.
The utlity model has following beneficial effect:
Only can realize touch function with lamina, SENSOR is directly made on plastic substrate, and processing procedure is few, has simplified manufacture craft, has improved production efficiency, has reduced production cost.
Brief description of the drawings
Fig. 1 is the cross-sectional structure schematic diagram of single sheet capacitance touch module of the utility model embodiment mono-;
Fig. 2 is the process flow diagram of the method for making of single sheet capacitance touch module of the utility model embodiment mono-;
Fig. 3 is the structural representation of the OPS touch-screen of the utility model embodiment mono-;
Fig. 4 is the cross-sectional structure schematic diagram of single sheet capacitance touch module of the utility model embodiment bis-;
Fig. 5 is the process flow diagram of the method for making of single sheet capacitance touch module of the utility model embodiment bis-;
Fig. 6 is the structural representation of the OPS touch-screen of the utility model embodiment bis-.
Embodiment
Below, by reference to the accompanying drawings and embodiment, the utility model is described further.
Embodiment mono-
As shown in Figure 1, a kind of single sheet capacitance touch module, it comprises a plastic substrate 10, the upper ink layer 20 that forms in one surface of described plastic substrate 10, the middle part of described ink layer 20 has a window for printing opacity (scheming unmarked) so that the longitudinal section of described ink layer 20 is framework shape, the xsect of described ink layer 20 is trapezoidal shape, the width of the upper base of ink layer 20 is greater than its width of going to the bottom, the upper base of described ink layer 20 is and the face of the surface conjunction of described plastic substrate 10, in described window, be coated with transparent conducting coating 30, the bottom surface of described transparent conducting coating 30 is concordant with going to the bottom of ink layer 20, on transparent conducting coating 30, be formed with the sensor circuit for detection of touch location.
The plastic substrate 10 of the present embodiment is made up of PMMA material, or is made up of PC material, or is made up of PMMA material and PC Material cladding.Transparent conducting coating 30 is ito thin film or carbon nano-tube film or nano silver film.
Shown in Fig. 1 and Fig. 2, the method for making of a kind of single sheet capacitance touch module of the present embodiment comprises the following steps:
Step S101, plasma cleaning is carried out in a surface of plastic substrate 10, make evenly to form on plastic substrate 10 plasmasphere;
Step S102, on the described surface of plastic substrate 10 of carrying out plasma cleaning silk-screen one ink layer 20, because the described surface of plastic substrate 10 is cleaned totally, ink layer 20 is strengthened with the adhesion of plastic substrate 10, thereby makes the xsect of described ink layer 20 be trapezoidal shape;
Step S103, in described window, plate transparent conducting coating 30;
Step S104, on described transparent conducting coating 30, etch the sensor circuit for detection of touch location.
Shown in Fig. 1 and Fig. 3, a kind of OPS touch-screen, it comprises a single sheet capacitance touch module as shown in Figure 1, flexible PCB (figure does not draw) and liquid crystal display module 40 for being connected with main control board.Liquid crystal display module 40 is fitted by the transparent conducting coating 30 of optical cement and single sheet capacitance touch module, and the sensor circuit on the transparent conducting coating 30 of flexible PCB and single sheet capacitance touch module is connected.Described main control board can be mounted in the main control board in mobile phone.
Embodiment bis-
In order to reduce embodiment mono-transparent conducting coating risk of breakage, the present embodiment discloses another kind of single sheet capacitance touch module, as shown in Figure 4, it comprises a plastic substrate 10, the upper ink layer 20 that forms in one surface of described plastic substrate 10, the middle part of described ink layer 20 has a window for printing opacity so that the longitudinal section of described ink layer 20 is framework shape, the xsect of described ink layer 20 is trapezoidal shape, the width of the upper base of ink layer 20 is greater than its width of going to the bottom, the upper base of described ink layer 20 is and the face of the surface conjunction of described plastic substrate 10, in described window and on the going to the bottom of ink layer 20, be coated with the transparent layer 50 of filling and leading up, described transparent filling and leading up on layer 50 is coated with transparent conducting coating 30, on transparent conducting coating 30, be formed with the sensor circuit for detection of touch location.
The transparent layer 50 of filling and leading up of the present embodiment is for transparent resin.Plastic substrate 10 is made up of PMMA material, or is made up of PC material, or is made up of PMMA material and PC Material cladding.Transparent conducting coating 30 is ito thin film or carbon nano-tube film or nano silver film.
Shown in Fig. 4 and Fig. 5, the method for making of single sheet capacitance touch module of the present embodiment comprises the following steps:
Step 1, plasma cleaning is carried out in a surface of plastic substrate 10;
Step 2, on the described surface of plastic substrate 10 of carrying out plasma cleaning silk-screen one ink layer 20;
Step 3, in described window and on the going to the bottom of ink layer 20, be coated with the transparent layer 50 of filling and leading up;
Step 4, plate transparent conducting coating 30 at the described transparent layer of filling and leading up on 50;
Step 5, on described transparent conducting coating 30, etch the sensor circuit for detection of touch location.
Shown in Fig. 4 and Fig. 6, a kind of OPS touch-screen, it comprises a single sheet capacitance touch module as shown in Figure 4, flexible PCB (figure does not draw) and liquid crystal display module 40 for being connected with main control board.Liquid crystal display module 40 is fitted by the transparent conducting coating 30 of optical cement and single sheet capacitance touch module, and the sensor circuit on the transparent conducting coating 30 of flexible PCB and single sheet capacitance touch module is connected.Described main control board can be mounted in the main control board in mobile phone.
for a person skilled in the art, can be according to technical scheme described above and design, make other various corresponding changes and distortion, and these all changes and distortion all should belong to the protection domain of the utility model claim within.
Claims (6)
1. single sheet capacitance touch module, it is characterized in that, comprise a plastic substrate, the upper ink layer that forms in one surface of described plastic substrate, the middle part of described ink layer has a window for printing opacity so that the longitudinal section of described ink layer is framework shape, the xsect of described ink layer is trapezoidal shape, the width of the upper base of ink layer is greater than its width of going to the bottom, the upper base of described ink layer is and the face of the surface conjunction of described plastic substrate, in described window, be coated with transparent conducting coating, the bottom surface of described transparent conducting coating is concordant with going to the bottom of ink layer, on transparent conducting coating, be formed with the sensor circuit for detection of touch location.
2. single sheet capacitance touch module, it is characterized in that, comprise a plastic substrate, the upper ink layer that forms in one surface of described plastic substrate, the middle part of described ink layer has a window for printing opacity so that the longitudinal section of described ink layer is framework shape, the xsect of described ink layer is trapezoidal shape, the width of the upper base of ink layer is greater than its width of going to the bottom, the upper base of described ink layer is and the face of the surface conjunction of described plastic substrate, in described window and on the going to the bottom of ink layer, be coated with the transparent layer of filling and leading up, described transparent filling and leading up is coated with transparent conducting coating on layer, on transparent conducting coating, be formed with the sensor circuit for detection of touch location.
3. single sheet capacitance touch module as claimed in claim 2, is characterized in that, the described transparent layer of filling and leading up is for transparent resin.
4. single sheet capacitance touch module as claimed in claim 1 or 2, is characterized in that, described plastic substrate is made up of PMMA material, or is made up of PC material, or is made up of PMMA material and PC Material cladding.
5. single sheet capacitance touch module as claimed in claim 1 or 2, is characterized in that, described transparent conducting coating is ito thin film or carbon nano-tube film or nano silver film.
6.OPS touch-screen, is characterized in that, comprises just like the single sheet capacitance touch module described in claim 1 or 2, flexible PCB and liquid crystal display module for being connected with main control board; The transparent conducting coating laminating of liquid crystal display module by optical cement and single sheet capacitance touch module, the sensor circuit on the transparent conducting coating of flexible PCB and single sheet capacitance touch module is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320817885.5U CN203658985U (en) | 2013-12-11 | 2013-12-11 | Single plastic piece capacitive touch module and OPS touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320817885.5U CN203658985U (en) | 2013-12-11 | 2013-12-11 | Single plastic piece capacitive touch module and OPS touch screen |
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| Publication Number | Publication Date |
|---|---|
| CN203658985U true CN203658985U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320817885.5U Expired - Fee Related CN203658985U (en) | 2013-12-11 | 2013-12-11 | Single plastic piece capacitive touch module and OPS touch screen |
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| CN (1) | CN203658985U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103713791A (en) * | 2013-12-11 | 2014-04-09 | 深圳市奥科立盛科技有限公司 | Capacitive-type touch module with single plastic sheet, production method for same, and OPS touch screen |
| WO2019080936A1 (en) * | 2017-10-27 | 2019-05-02 | Oppo广东移动通信有限公司 | Mobile terminal and driving method therefor |
-
2013
- 2013-12-11 CN CN201320817885.5U patent/CN203658985U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103713791A (en) * | 2013-12-11 | 2014-04-09 | 深圳市奥科立盛科技有限公司 | Capacitive-type touch module with single plastic sheet, production method for same, and OPS touch screen |
| WO2019080936A1 (en) * | 2017-10-27 | 2019-05-02 | Oppo广东移动通信有限公司 | Mobile terminal and driving method therefor |
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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: 20140618 Termination date: 20151211 |
|
| EXPY | Termination of patent right or utility model |