CN201828889U - Electric heating and shielding type touch screen - Google Patents
Electric heating and shielding type touch screen Download PDFInfo
- Publication number
- CN201828889U CN201828889U CN2010201263726U CN201020126372U CN201828889U CN 201828889 U CN201828889 U CN 201828889U CN 2010201263726 U CN2010201263726 U CN 2010201263726U CN 201020126372 U CN201020126372 U CN 201020126372U CN 201828889 U CN201828889 U CN 201828889U
- Authority
- CN
- China
- Prior art keywords
- layer
- touch
- screen
- heating
- zone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Push-Button Switches (AREA)
Abstract
The utility model discloses an electric heating and shielding type touch screen, comprising a touch screen body, an electrode, and a temperature control device, the touch screen body comprises a touch layer, a heating layer, a shielding layer, and a fixed layer, the heating layer and the shielding layer are disposed between the touch layer and the fixed layer, the electrode connected with the temperature control device is disposed on the heating layer. or the touch screen body is successively a touch layer, a shielding layer, a fixed layer, and a heating layer, the electrode connected with the temperature control device is disposed on the heating layer. The electric heating and shielding type touch screen is provided with heating function, making touch screen be used normally in lower temperature environment and preventing generation of condensation phenomenon on screen body surface due to rapid change from low temperature to high temperature; the touch screen is also provided with optimal electromagnetic shielding function, not only shielding electromagnetic wave radiation outwardly emitted by touch display screen, but also obstructing extraneous electromagnetic wave from interference upon display, and guaranteeing shielding effectiveness.
Description
Technical field
The utility model relates to a kind of touch-screen, relates in particular to a kind of touch-screen that has heating and forceful electric power magnetic shielding function concurrently.
Background technology
The touch-screen of prior art is in the environmental change process that low temperature heats up rapidly to high temperature, and touch-screen surface one deck water smoke that can condense influences visual effect, and it is undesired that seriously situation also may cause the touch-screen body running.This phenomenon principle is: ambient temperature rises rapidly, and object temperature rises no more than the climbing speed of environment temperature, the higher environment temperature and the body surface of lower temperature exist temperature difference, and being condensed into the phenomenon of one deck water smoke at the lower body surface of temperature, this paper claims the condensation phenomenon.When touch-screen faces this kind situation, can influence the sharpness of display surface greatly.Though can be not allow this kind situation to occur for some particular application with the water smoke wiped clean of touch-screen surface.
Simultaneously, existing touch-screen is worked under the lower temperature state below the zero degrees celsius, and sensitivity is with influenced.Temperature is crossed when hanging down, even cisco unity malfunction.This is to the rugged surroundings of lower temperature, and particularly the user of cold zone, problem is more outstanding.
Current electromagnetic compatibility has been subjected to attention day by day, and display device is also had higher requirement to the adaptability under the electromagnetic compatible environment.Weapon display system for example, aircraft cabin display system, medical display system or special industry control display system.For the design of Electro Magnetic Compatibility and improve and all also exist many awkward situations that is difficult to realize.On display device, how effectively to suppress radiation problem and also become current much-talked-about topic.
For solving above-mentioned partial technical problems, the patent No. occurred and be " ZL200820223282.1 ", name is called the patented technology of " touch-screen with auxiliary heating and electro-magnetic screen function ", though this patented technology solves certain effect of having played to electromagnetic screen, find in actual applications also to have following deficiency: relate to electro-magnetic screen function, but by the shielding that the plated film mode realizes, usefulness does not far reach actual requirement.In practice, generally be in the middle of display pannel and touch-screen, to place an electromagnetic screen form to solve the shielding problem, but this mode has increased the integral thickness of display, also cannot say for sure to demonstrate,prove the anti-seismic performance of display on technology.
The utility model content
The purpose of this utility model is to overcome the problems referred to above that existing touch-screen exists, and a kind of electrical heating protected type touch-screen is provided.The utlity model has heating function, make touch-screen under lower temperature environments, can use normally and prevent that temperature from experiencing the screen surface condensation phenomenon of low temperature to the change procedure appearance of high temperature rapidly; Also have splendid electro-magnetic screen function simultaneously, can not only shield the electromagenetic wave radiation that touch display screen outwards sends and also intercept of the interference of external electromagnetic ripple simultaneously, guarantee shield effectiveness display.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of electrical heating protected type touch-screen, comprise touch-screen body, electrode and attemperating unit, it is characterized in that: described touch-screen body comprises touch layer, zone of heating, screen layer and fixed bed, zone of heating and screen layer are arranged between touch layer and the fixed bed, and the electrode that is connected with attemperating unit is arranged on the zone of heating.
A kind of electrical heating protected type touch-screen comprises touch-screen body, electrode and attemperating unit, it is characterized in that: described touch-screen body is followed successively by touch layer, screen layer, fixed bed and zone of heating, and the electrode that is connected with attemperating unit is arranged on the zone of heating.
Described touch layer, zone of heating, screen layer and fixed bed are pressed into integrally formed touch-screen body.
Described zone of heating is the transparent conductive film layer, and the transparent conductive film layer is electroplated and is arranged on the touch layer back side.
Described zone of heating is the transparent conductive film layer, and the transparent conductive film layer is electroplated the front or the back side that is arranged on fixed bed.
Described zone of heating comprises transparent material web member and the transparent conductive film layer of electroplating at the transparent material web member front or the back side.
Described screen layer is the wire mesh structure screen layer.
Described fixed bed is the transparent material fixed bed.
Described electrode is positive pole and the negative pole that is arranged on transparent conductive film layer edge, and attemperating unit is connected with negative pole with anodal respectively.
Described positive pole and negative pole are distributed on the transparent conductive film layer any 2.
Adopt advantage of the present utility model to be:
One, the utility model touch-screen is the combination of touch screen technology, electromangnetic spectrum, auxiliary heating technology, screen layer possesses splendid electro-magnetic screen function, can shield the electromagnetic wave that touch display screen outwards sends and intercept the interference of external electromagnetic ripple to display simultaneously, the function that zone of heating is mainly realized is heating.
Two, touch-screen body of the present utility model comprises touch layer, zone of heating, screen layer and fixed bed successively, and zone of heating is close to touch layer can make touch-screen can normally use and avoid the generation of touch-surface condensation phenomenon under lower temperature environments.
Three, touch-screen body of the present utility model comprises touch layer, screen layer, zone of heating and fixed bed successively, zone of heating is close to fixed bed, and the liquid crystal panel surface that the heat of zone of heating conduction can be work lower temperature under provides the auxiliary heating source also can remove electrical heating simultaneously and shields fog between touch-screen and the liquid crystal panel.
Four, touch layer of the present utility model, zone of heating, screen layer and fixed bed are pressed into integrally formed touch-screen body, adopt the mode manufacturing process of pressing simple, and make the touch-screen body structure more firm.
Five, the utility model zone of heating is the transparent conductive film layer, and the transparent conductive film layer is electroplated and is arranged on the touch layer back side, is easy to be provided with electrode, saves the space, and has realized heating function.
Six, the utility model zone of heating can also comprise the transparent material web member and electroplate transparent conductive film layer at the transparent material web member front or the back side, by the transparent conductive film layer is set on web member, not only realized heating function, also increased the thickness of touch-screen body, made the range of application of touch-screen more extensive.
Seven, screen layer of the present utility model is the wire mesh structure screen layer, the wire mesh structure screen layer possesses splendid electro-magnetic screen function, can shield the electromagnetic wave that touch display screen outwards sends and intercept of the interference of external electromagnetic ripple simultaneously, and the shield effectiveness of wire gauze is far longer than the shield effectiveness by plated film display.
Eight, fixed bed of the present utility model is the transparent material fixed bed, by fixed bed is set separately, is convenient to fix, and structure is more solid and reliable.
Nine, electrode of the present utility model is positive pole and the negative pole that is arranged on transparent conductive film layer edge, and attemperating unit is connected with negative pole with anodal respectively, and is simple in structure and heat effective.
Ten, positive pole of the present utility model and negative pole are distributed on the transparent conductive film layer any 2, and anodal and negative pole can be arranged on the transparent conductive film layer simply and easily.
11, the utility model can be applicable in the touch-screen body of surface acoustic wave touch screen screen body, resistive touch screen screen body or infrared type screen body of touch screen or other touch screen technologies, is widely used.
12, the utility model is owing to have heating and electro-magnetic screen function, not only applicable to low temperature environment and from the environment that low temperature changes, and applicable in the environment that electromagnetic compatible environment is had relatively high expectations, weapon display system for example, the aircraft cabin display system, medical display system or special industry control display system etc.
Description of drawings
Fig. 1 is the utility model structural representation
Be labeled as among the figure: 1, electrode, 2, touch layer, 3, zone of heating, 4, screen layer, 5, fixed bed.
Embodiment
Embodiment 1
A kind of electrical heating protected type touch-screen, comprise touch-screen body, electrode 1 and attemperating unit, wherein, the touch-screen body comprises touch layer 2, zone of heating 3, screen layer 4 and fixed bed 5, zone of heating 3 and screen layer 4 are arranged between touch layer 2 and the fixed bed 5, and the electrode 1 that is connected with attemperating unit is arranged on the zone of heating 3.
In the utility model, the touch-screen body comprises touch layer 2, zone of heating 3, screen layer 4 and fixed bed 5 successively.Touch layer 2, zone of heating 3, screen layer 4 and fixed bed 5 are pressed into integrally formed touch-screen body.Zone of heating 3 adopts the transparent conductive film layer, and the transparent conductive film layer is electroplated and is arranged on touch layer 2 back sides.Screen layer 4 adopts the wire mesh structure screen layer.Fixed bed 5 adopts the transparent material fixed bed.Electrode 1 is for being arranged on the positive pole and the negative pole at transparent conductive film layer edge, and attemperating unit is connected with negative pole with anodal respectively, and positive pole and negative pole are distributed on the transparent conductive film layer any 2.
Embodiment 2
A kind of electrical heating protected type touch-screen, comprise touch-screen body, electrode 1 and attemperating unit, wherein, the touch-screen body comprises touch layer 2, zone of heating 3, screen layer 4 and fixed bed 5, zone of heating 3 and screen layer 4 are arranged between touch layer 2 and the fixed bed 5, and the electrode 1 that is connected with attemperating unit is arranged on the zone of heating 3.
In the utility model, the touch-screen body comprises touch layer 2, screen layer 4, zone of heating 3 and fixed bed 5 successively.Touch layer 2, screen layer 4, zone of heating 3 and fixed bed 5 are pressed into integrally formed touch-screen body.Zone of heating 3 comprises transparent material web member and the transparent conductive film layer of electroplating at the transparent material web member front or the back side.Screen layer 4 adopts the wire mesh structure screen layer.Fixed bed 5 adopts the transparent material fixed bed.Electrode 1 is for being arranged on the positive pole and the negative pole at transparent conductive film layer edge, attemperating unit is connected with negative pole with anodal respectively, and anodal and negative pole is distributed on the transparent conductive film layer any 2, and the transparent conductive film aspect that is provided with electrode 1 is connected with fixed bed.
A kind of electrical heating protected type touch-screen comprises touch-screen body, electrode 1 and attemperating unit, and the touch-screen body is followed successively by touch layer 2, screen layer 4, fixed bed 5 and zone of heating 3, and the electrode 1 that is connected with attemperating unit is arranged on the zone of heating 3.
In the utility model, touch layer 2, screen layer 4, fixed bed 5 and zone of heating 3 are pressed into integrally formed touch-screen body.Zone of heating 3 is the transparent conductive film layer, and the transparent conductive film layer is electroplated and is arranged on the fixed bed 5.Screen layer 4 is the wire mesh structure screen layer.Fixed bed 5 is the transparent material fixed bed.Electrode 1 is for being arranged on the positive pole and the negative pole at transparent conductive film layer edge, and attemperating unit is connected with negative pole with anodal respectively.Anodal and negative pole is distributed on the transparent conductive film layer any 2.
The utility model can be surface acoustic wave touch screen, resistive touch screen or infrared type touch-screen etc.
In the utility model, zone of heating 3 is the transparent conductive film layer, and transparent conductive film is provided with electrode.Determine the mode of the arrangement of zone of heating according to concrete operating position.
When zone of heating 3 is close to touch layer, the transparent conductive film layer can directly be plated in the back side of touch layer 2, and electrode 1 is set on the transparent conductive film layer.Perhaps the transparent conductive film layer is plated on the transparent material web member, as the glass web member, electrode 1 is set on the transparent conductive film layer, and the face that electrode 1 is set combines with the back side of touch layer 2.
When zone of heating 3 was close to fixed bed 5, the transparent conductive film layer also can directly be plated in the back side of fixed bed 5, can also directly be plated in the front of fixed bed 5 certainly, and electrode 1 is set on the transparent conductive film layer.Perhaps the transparent conductive film layer is plated on the transparent material web member, and electrode 1 is set on the transparent conductive film layer, and the face that electrode 1 is set combines with fixed bed 5.
This example also has a kind of form to exist.That is: do not consider the situation of zone of heating, the touch-screen body is followed successively by: touch layer, screen layer, fixed bed.
The transparent conductive film layer is transparent conductive film dielectric layers such as indium oxide film (ito thin film layer), metal film layer.Electrode is positive pole and the negative pole that is arranged on transparent conductive film layer edge.Connect conductive material on the electrode again, conductive material connects attemperating unit.Electrode adopts making formation such as the printing ink of conducting resinl or plated conductive medium or printing conductive.The transparent conductive film layer adopts the film of sputtering technology making or other plated film mode to make, and also can make of the form of pad pasting.
In the utility model, anodal and negative pole can be distributed in the transparent conductive film edge, distribution form can be on any 2 of transparent conductive film, are included on two diagonal line of transparent conductive film and on any two parallel lines of transparent conductive film opposite side.Conductive material is close on the electrode.Conductive material is the touch-screen auxiliary heating by the mode of power taking.Heat energy is according to the resistance calculations of film: P=(U^2)/R.That is: transparent conductive film layer electric power equals to be loaded into square resistance divided by the transparent conductive film layer of the voltage of transparent conductive film layer.
In the utility model, the touch-screen body is a sandwich construction, and screen layer is the wire mesh structure screen layer, as: the wire gauze of materials such as copper, nickel.Wire gauze should have certain transmittance and electro-magnetic screen function, and wherein shield effectiveness is relevant with the silk footpath with the order number of wire gauze, and promptly shield effectiveness is good more, and the order number of wire gauze is many more, and the big more shield effectiveness in silk footpath is excellent more.
In the utility model, touch layer, zone of heating, screen layer, fixed bed all necessarily require to guarantee certain transmittance, and the transparent conductive film layer must guarantee conduction.Zone of heating and screen layer also will guarantee to have the good insulation performance performance.
In the utility model, touch layer, zone of heating, screen layer, fixed bed are the most basic layer, can be according to actual conditions at each other functional module of adding between this layer.
Obviously; those of ordinary skill in the art is according to technical know-how of being grasped and customary means; according to above said content, can also make the various ways that does not break away from the utility model basic technical scheme, these pro forma conversion are all within protection domain of the present utility model.
Claims (10)
1. electrical heating protected type touch-screen, comprise touch-screen body, electrode (1) and attemperating unit, it is characterized in that: described touch-screen body comprises touch layer (2), zone of heating (3), screen layer (4) and fixed bed (5), zone of heating (3) and screen layer (4) are arranged between touch layer (2) and the fixed bed (5), and the electrode that is connected with attemperating unit (1) is arranged on the zone of heating (3).
2. electrical heating protected type touch-screen, comprise touch-screen body, electrode (1) and attemperating unit, it is characterized in that: described touch-screen body is followed successively by touch layer (2), screen layer (4), fixed bed (5) and zone of heating (3), and the electrode that is connected with attemperating unit (1) is arranged on the zone of heating (3).
3. electrical heating protected type touch-screen according to claim 1 is characterized in that: described touch layer (2), zone of heating (3), screen layer (4) and fixed bed (5) are pressed into integrally formed touch-screen body.
4. electrical heating protected type touch-screen according to claim 1 is characterized in that: described zone of heating (3) is the transparent conductive film layer, and the transparent conductive film layer is electroplated and is arranged on touch layer (2) back side.
5. electrical heating protected type touch-screen according to claim 2 is characterized in that: described zone of heating (3) is the transparent conductive film layer, and the transparent conductive film layer is electroplated the front or the back side that is arranged on fixed bed (5).
6. according to arbitrary described electrical heating protected type touch-screen among the claim 1-5, it is characterized in that: described zone of heating (3) comprises transparent material web member and the transparent conductive film layer of electroplating at the transparent material web member front or the back side.
7. according to arbitrary described electrical heating protected type touch-screen among the claim 1-5, it is characterized in that: described screen layer (4) is the wire mesh structure screen layer.
8. according to arbitrary described electrical heating protected type touch-screen among the claim 1-5, it is characterized in that: described fixed bed (5) is the transparent material fixed bed.
9. according to claim 4 or 5 described electrical heating protected type touch-screens, it is characterized in that: described electrode (1) is for being arranged on the positive pole and the negative pole at transparent conductive film layer edge, and attemperating unit is connected with negative pole with anodal respectively.
10. electrical heating protected type touch-screen according to claim 9 is characterized in that: described positive pole and negative pole are distributed on the transparent conductive film layer any 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201263726U CN201828889U (en) | 2010-03-09 | 2010-03-09 | Electric heating and shielding type touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201263726U CN201828889U (en) | 2010-03-09 | 2010-03-09 | Electric heating and shielding type touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201828889U true CN201828889U (en) | 2011-05-11 |
Family
ID=43967412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201263726U Expired - Lifetime CN201828889U (en) | 2010-03-09 | 2010-03-09 | Electric heating and shielding type touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201828889U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294243A (en) * | 2012-03-05 | 2013-09-11 | 联想(北京)有限公司 | Method for adjusting environmental parameter of touch sense unit and related device thereof. |
| CN104965615A (en) * | 2015-06-24 | 2015-10-07 | 上海与德通讯技术有限公司 | Water vapor removing method and system |
| CN105045421A (en) * | 2015-06-16 | 2015-11-11 | 上海与德通讯技术有限公司 | Touch screen |
| CN105912180A (en) * | 2016-04-27 | 2016-08-31 | 京东方科技集团股份有限公司 | Touch panel, touch liquid crystal screen and driving method of touch panel |
| CN107786695A (en) * | 2017-11-17 | 2018-03-09 | 长沙市宇顺显示技术有限公司 | A kind of Mobile phone screen for preventing mobile phone screen surface from forming mist and method |
| CN108901191A (en) * | 2018-07-17 | 2018-11-27 | 京东方科技集团股份有限公司 | Electromagnetic shielding component and display device |
| CN112339361A (en) * | 2020-10-29 | 2021-02-09 | 湖南航天捷诚电子装备有限责任公司 | Resistance type touch screen used in severe environment |
-
2010
- 2010-03-09 CN CN2010201263726U patent/CN201828889U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294243A (en) * | 2012-03-05 | 2013-09-11 | 联想(北京)有限公司 | Method for adjusting environmental parameter of touch sense unit and related device thereof. |
| CN105045421A (en) * | 2015-06-16 | 2015-11-11 | 上海与德通讯技术有限公司 | Touch screen |
| CN104965615A (en) * | 2015-06-24 | 2015-10-07 | 上海与德通讯技术有限公司 | Water vapor removing method and system |
| CN104965615B (en) * | 2015-06-24 | 2018-03-06 | 上海与德通讯技术有限公司 | One kind goes steam method and system |
| CN105912180A (en) * | 2016-04-27 | 2016-08-31 | 京东方科技集团股份有限公司 | Touch panel, touch liquid crystal screen and driving method of touch panel |
| CN105912180B (en) * | 2016-04-27 | 2018-09-04 | 京东方科技集团股份有限公司 | A kind of driving method of touch panel, touch liquid crystal screen and touch panel |
| CN107786695A (en) * | 2017-11-17 | 2018-03-09 | 长沙市宇顺显示技术有限公司 | A kind of Mobile phone screen for preventing mobile phone screen surface from forming mist and method |
| CN108901191A (en) * | 2018-07-17 | 2018-11-27 | 京东方科技集团股份有限公司 | Electromagnetic shielding component and display device |
| US10660247B2 (en) | 2018-07-17 | 2020-05-19 | Boe Technology Group Co., Ltd. | Electromagnetic shielding module and display device |
| CN112339361A (en) * | 2020-10-29 | 2021-02-09 | 湖南航天捷诚电子装备有限责任公司 | Resistance type touch screen used in severe environment |
| CN112339361B (en) * | 2020-10-29 | 2021-05-14 | 湖南航天捷诚电子装备有限责任公司 | Resistance type touch screen used in severe environment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201828889U (en) | Electric heating and shielding type touch screen | |
| CN103412667B (en) | Touch panel and touch display device | |
| CN204515720U (en) | A kind of touch-control display panel with electro-magnetic screen function | |
| CN103279240B (en) | Contact panel | |
| CN103474133A (en) | Transparent electric conduction film | |
| CN104850295A (en) | Touch control display device and color filter substrate | |
| CN204422905U (en) | A kind of FPC structure of liquid crystal display EMI suppression | |
| CN201583935U (en) | Capacitive touch panel with double-sided alloy layer | |
| CN102109726A (en) | Display module | |
| CN201311629Y (en) | Touch screen with auxiliary heating and electromagnetic shielding functions | |
| CN204515751U (en) | Contact panel | |
| CN203502928U (en) | Touch element | |
| CN204515750U (en) | Contact panel | |
| CN107315510B (en) | Conductive film and metal grid touch sensor | |
| CN204515739U (en) | Contact panel | |
| CN103777835A (en) | Double-sided conductive transparent film | |
| CN203643991U (en) | Silver wire bridging structure for single-sensing-layer touch screen | |
| CN203465963U (en) | Transparent conductive film | |
| CN201570003U (en) | Touch screen substrate electrode structure device | |
| CN103412665B (en) | Electronic device | |
| CN202013563U (en) | Touch control panel of a capacitance type touch-screen | |
| CN205428789U (en) | Prevent electrostatic film switch | |
| CN206249271U (en) | A kind of OGS screens | |
| CN203366269U (en) | Touch panel and touch display device | |
| CN214103924U (en) | Electric kang plate |
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: 20110511 |