CN208027331U - Capacitive touch screen, display module and display equipment - Google Patents
Capacitive touch screen, display module and display equipment Download PDFInfo
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- CN208027331U CN208027331U CN201820344237.5U CN201820344237U CN208027331U CN 208027331 U CN208027331 U CN 208027331U CN 201820344237 U CN201820344237 U CN 201820344237U CN 208027331 U CN208027331 U CN 208027331U
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Abstract
The utility model is related to a kind of capacitive touch screen, display module and display equipment.Capacitive touch screen includes：Cover board；Functional sheet；Adhesive layer, adhesive layer are set between cover board and functional sheet；First antifog film, the first antifog film are set to one side of the cover board far from functional sheet；And second antifog film, the second antifog film are set in one side of the functional sheet far from cover board.Display module includes：Capacitive touch screen as described above；And display screen, display location is in one side of the capacitive touch screen far from cover board.Show that equipment includes：Display module as described above.When encountering that humidity is larger and the environment of the very fast variation of the temperature difference, the first antifog film and the second antifog film can make water vapour form very thin moisture film for above-mentioned capacitive touch screen, display module and display equipment.Above-mentioned moisture film not will produce scattering process to incident light, to avoid, because water recovery is at white water mist, influencing the display effect of capacitance plate.
Description
Technical field
The utility model is related to display technology fields, more particularly to a kind of capacitive touch screen, display module and display
Equipment.
Background technology
Capacitance plate on the market can be used normally under the conditions of ambient temperature and moisture at present, but larger in humidity, and the temperature difference
In the environment of rapidly changing, capacitance plate is susceptible to condensation, i.e. capacitance plate front and reverse side will appear white shape water mist, shadow
Ring the display effect of capacitance plate.
Invention content
Based on this, it is necessary to a kind of capacitive touch screen, display module and display equipment are provided, avoid it is larger in humidity,
And in the environment of the temperature difference rapidly changes, there is white shape water mist in the front of capacitance plate and reverse side, influence the display effect of capacitance plate.
Its technical solution is as follows：
A kind of capacitive touch screen, including：Cover board；Functional sheet；Adhesive layer, the adhesive layer are set to the cover board and institute
It states between functional sheet；First antifog film, first antifog film are set in one side of the cover board far from the functional sheet；And
Second antifog film, second antifog film are set in one side of the functional sheet far from the cover board；Wherein, the functional sheet
One side far from the cover board cooperatively forms gap for connecting display screen between the display screen and the functional sheet, the
Two antifog films are located in the gap.
Above-mentioned capacitive touch screen is located at when encountering that humidity is larger and the environment of the very fast variation of the temperature difference on cover board
First antifog film can make the water vapour in outside air, and promptly uniformly dispersing is on the first antifog film and formation is one layer very thin
Moisture film；Water vapour in the gap formed between display screen and functional sheet can promptly uniformly dispersing it is antifog second
On film and form one layer of very thin moisture film.Above-mentioned moisture film not will produce scattering process to incident light, to avoid water vapour solidifying
Form white water mist, influences the display effect of capacitance plate.
Technical solution is illustrated further below：
Further, further include the first conductive layer and the second conductive layer, the functional sheet includes base material and is respectively arranged at
The first conductive film and the second conductive film of the base material two-phase back side, first conductive film is opposite with the adhesive layer, described
Second conductive film is opposite with second antifog film, and first conductive layer is set on first conductive film, and described first
Conductive layer is for making first conductive film and flexible PCB electrical communication, second conductive layer be set to described second and lead
On electrolemma, second conductive layer is for making second conductive film and the flexible PCB electrical communication.
Further, first conductive film and second conductive film are indium tin oxide conductive film, and described first
Conductive layer and second conductive layer are conductive silver slurry layer.
Further, further include the insulating layer being covered on first conductive layer and second conductive layer.
Further, further include ink layer, the ink layer be set between the adhesive layer and the cover board and with institute
It is opposite to state insulating layer.
Further, further include thermal insulation layer, the thermal insulation layer is set between the functional sheet and second antifog film.
Further, further include functional layer, the functional layer is set on face of the cover board far from the functional sheet, institute
It includes at least one of anti-fingerprint layer, ultraviolet resistant layer, polarizing layer, scratch resistant layer and anti-oil reservoir to state functional layer.
The technical program additionally provides a kind of display module, including：Capacitive touch screen as described above；And display
Screen, the display location is in one side of the capacitive touch screen far from the cover board and the display screen and the condenser type
Gap is cooperatively formed between touch screen.
Display module described above is located at when encountering that humidity is larger and the environment of the very fast variation of the temperature difference on cover board
First antifog film can make the water vapour in outside air, and promptly uniformly dispersing is on the first antifog film and formation is one layer very thin
Moisture film；Water vapour in the gap formed between display screen and functional sheet can promptly uniformly dispersing it is antifog second
On film and form one layer of very thin moisture film.Above-mentioned moisture film not will produce scattering process to incident light, to avoid water vapour solidifying
Form white water mist, influences the display effect of capacitance plate.
Technical solution is illustrated further below：
Further, further include third antifog film, the third antifog film is set on the display screen and positioned at described
In gap.
The technical program additionally provides a kind of display equipment, including：Display module as described above.
Display equipment described above is located at when encountering that humidity is larger and the environment of the very fast variation of the temperature difference on cover board
First antifog film can make the water vapour in outside air, and promptly uniformly dispersing is on the first antifog film and formation is one layer very thin
Moisture film；Water vapour in the gap formed between display screen and functional sheet can promptly uniformly dispersing it is antifog second
On film and form one layer of very thin moisture film.Above-mentioned moisture film not will produce scattering process to incident light, to avoid water vapour solidifying
Form white water mist, influences the display effect of capacitance plate.
Description of the drawings
Fig. 1 is the capacitive touch screen structure schematic diagram one described in the utility model embodiment；
Fig. 2 is the capacitive touch screen structure schematic diagram two described in the utility model embodiment.
Reference sign：
100, cover board, 200, functional sheet, 210, base material, the 220, first conductive film, the 230, second conductive film, 300, bonding
Layer, the 400, first antifog film, the 500, second antifog film, the 610, first conductive layer, the 620, second conductive layer, 630, insulating layer,
640, ink layer.
Specific implementation mode
It is below in conjunction with attached drawing and specifically real to make the purpose of this utility model, technical solution and advantage be more clearly understood
Mode is applied, the utility model is described in further detail.It should be understood that the specific embodiments described herein
Only to explain the utility model, the scope of protection of the utility model is not limited.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not offered as being unique embodiment.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant Listed Items.
" first " described in the utility model, " second " do not represent specific quantity and sequence, are only used for title
It distinguishes.
As shown in Figs. 1-2, a kind of capacitive touch screen described in the utility model, including：Cover board 100, functional sheet 200,
Adhesive layer 300, the first antifog film 400 and the second antifog film 500.Adhesive layer 300 is set between cover board 100 and functional sheet 200,
First antifog film 400 is arranged in 100 upper side of cover board, and the second antifog film 500 is arranged in the downside of functional layer.
Specifically, functional sheet 200 includes base material 210 and the first conductive film for being respectively arranged at 210 two-phase back side of base material
220 and second conductive film 230.Base material 210 is transparent or semitransparent plate body, and opposite both sides are printed with the first conductive film 220
And second conductive film 230.
Base material 210 is glass baseplate 210 in one of the embodiments,.Glass baseplate 210 is simple to manufacture and price is low
Honest and clean, cost is relatively low.
In another embodiment, base material 210 is PET (Polyethylene terephthalate, poly terephthalic acid
Ethylene glycol vinegar) base material 210.The base material 210 made of PET has the function of certain flexibility and has stronger shatter-resistant, relative to biography
The glass of system is more durable.
Further, the first conductive film 220 and the second conductive film 230 are indium tin oxide conductive film, used to lead
Electric material is ITO (Indium tin oxide, indium tin oxide), and indium tin oxide conductive film has good electric conductivity and transparent
Property, and harmful electron radiation can be cut off.The first conductive film 220 and the second conductive film 230 in the present embodiment are also
Can be other transparent conductive materials.
Cover board 100 is set on the first conductive film 220 of 210 upper surface of base material, and cover board 100 can be glass cover-plate
100, for protecting entire touch screen, and play a part of to cover.Certainly, the substrate of cover board 100 or other transparent materials.
Cover board 100 and functional sheet 200 are bonded together by adhesive layer 300.Specifically, adhesive layer 300 be optical cement, optical cement it is saturating
Photosensitiveness is good, has many advantages, such as that water resistance, heat-resisting quantity and anti-ultraviolet property are good.
First antifog film 400 is set in one side of the cover board 100 far from functional sheet 200, and the second antifog film 500 is set to
In one side of the functional sheet 200 far from cover board 100.There are hydrophilic radical, hydrophilic radical that can adsorb the moisture in air on antifog film
Son simultaneously makes the reduction of its surface tension, to reduce the contact angle of hydrone and antifog film surface, make hydrone not yet antifog
Film surface is formed before tiny droplet, will be soaked, is spread in antifog film surface, form one layer of ultra-thin transparent moisture film.It is transparent
Moisture film no longer generates scattering process to incident light, interference is not generated yet to sight, to play antifog effect.
Above-mentioned capacitive touch screen is located at when encountering that humidity is larger and the environment of the very fast variation of the temperature difference on cover board 100
The first antifog film 400 can make the water vapour in outside air promptly uniformly dispersing on the first antifog film 400 and is formed
One layer of very thin moisture film；Water vapour in the gap formed between display screen and functional sheet 200 promptly can uniformly dissipate
Cloth is on the second antifog film 500 and forms one layer of very thin moisture film.Above-mentioned moisture film not will produce scattering process to incident light, from
And it avoids, because water recovery is at white water mist, influencing the display effect of capacitance plate.
Further include the first conductive layer 610 and the second conductive layer 620 in one of the embodiments, the first conductive layer 610 is set
It is placed on the first conductive film 220, the second conductive layer 620 is set on the second conductive film 230.First conductive layer 610 is led for first
The conductive silver paste of 220 edge distribution of electrolemma, the second conductive layer 620 be 230 edge distribution of the second conductive film conductive silver paste, first
Conductive layer 610 and the second conductive layer 620 are for connecting flexible PCB, to make functional sheet 200 be connected to touch-control integrated circuit
Chip.
Further, since resistance to oxidation is not arranged silver itself on the electrically conductive in order to improve silver paste and extraneous insulating properties
Insulating layer 630, to improve the reliability and stability of entire touch screen.Specifically, insulating layer 630 can be dielectric ink,
Dielectric ink coats on the electrically conductive.
Further, ink layer 640, and ink layer 640 and insulating layer are coated between cover board 100 and adhesive layer 300
630 is opposite.Ink layer 640 is used to block the color of the display of insulating layer 630, so as to improve the appearance of touch screen.Ink layer 640 can
Think black, so that the frame of touch screen is in black, meets the use habit of the public.Certainly, the ink in the present embodiment
The ink of other colors also can be used to meet the use demand of different user in layer 640.
Further include thermal insulation layer as being further improved for above-described embodiment, thermal insulation layer is set to functional sheet 200 and second
Between antifog film.Thermal insulation layer is made of heat-barrier material, for example, nanometer titanium dioxide silica aerogel, can effectively completely cut off display and set
The high temperature of standby internal structure transmits so that and the temperature of conductive film keeps in a certain range, reducing influence of the high temperature to conductive film,
To reduce the sensitivity of touch screen.
Further, further include functional layer, functional layer is set on face of the cover board 100 far from functional sheet 200, functional layer
Including at least one of anti-fingerprint layer, ultraviolet resistant layer, polarizing layer, scratch resistant layer and anti-oil reservoir.
The technical program additionally provides a kind of display module, including：Capacitive touch screen as described above；And display
Screen, display location are cooperatively formed in one side of the capacitive touch screen far from cover board 100 and between display screen and capacitive touch screen
Gap.
Above-mentioned display module is located at when encountering that humidity is larger and the environment of the very fast variation of the temperature difference on cover board 100
First antifog film 400 can make the water vapour in outside air, and promptly uniformly dispersing on the first antifog film 400 and is formed
One layer of very thin moisture film；Water vapour in the gap formed between display screen and functional sheet 200 promptly can uniformly dissipate
Cloth is on the second antifog film 500 and forms one layer of very thin moisture film.Above-mentioned moisture film not will produce scattering process to incident light,
To avoid water recovery at white water mist, the display effect of capacitance plate is influenced.
Further, further include third antifog film, third antifog film is set on display screen and in gap.Pass through
Third antifog film is set on a display screen, and third antifog film and the second antifog film 500 are opposite, can further increase display module
Anti- fog effect.
The technical program additionally provides a kind of display equipment, including：Display module as described above.
The display equipment can be：Desktop computer, tablet computer, laptop, mobile phone, car-mounted display instrument, video camera,
Any product with display function such as digital camera, electronic watch, calculator, television set, navigator.
Above-mentioned display equipment is located at when encountering that humidity is larger and the environment of the very fast variation of the temperature difference on cover board 100
First antifog film 400 can make the water vapour in outside air promptly uniformly dispersing on the first antifog film 400 and formed one
The very thin moisture film of layer；Water vapour in the gap formed between display screen and functional sheet 200 can promptly uniformly dispersing
On the second antifog film 500 and form one layer of very thin moisture film.Above-mentioned moisture film not will produce scattering process to incident light, from
And water recovery is avoided to influence the display effect of capacitance plate at white water mist.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of capacitive touch screen, which is characterized in that including：
Cover board；
Functional sheet；
Adhesive layer, the adhesive layer are set between the cover board and the functional sheet；
First antifog film, first antifog film are set in one side of the cover board far from the functional sheet；And
Second antifog film, second antifog film are set in one side of the functional sheet far from the cover board；
Wherein, one side of the functional sheet far from the cover board is for connecting display screen, and the display screen and the functional sheet
Between cooperatively form gap, the second antifog film is located in the gap.
2. capacitive touch screen according to claim 1, which is characterized in that further include that the first conductive layer and second are conductive
Layer, the functional sheet include base material and are respectively arranged at the first conductive film and the second conductive film of the base material two-phase back side, institute
It is opposite with the adhesive layer to state the first conductive film, second conductive film is opposite with second antifog film, and described first is conductive
Layer is set on first conductive film, and first conductive layer is for making first conductive film electrically connect with flexible PCB
Logical, second conductive layer is set on second conductive film, second conductive layer for make second conductive film with
The flexible PCB electrical communication.
3. capacitive touch screen according to claim 2, which is characterized in that first conductive film and second conduction
Film is indium tin oxide conductive film, and first conductive layer and second conductive layer are conductive silver slurry layer.
4. capacitive touch screen according to claim 2, which is characterized in that further include be covered in first conductive layer and
Insulating layer on second conductive layer.
5. capacitive touch screen according to claim 4, which is characterized in that further include ink layer, the ink layer setting
It is between the adhesive layer and the cover board and opposite with the insulating layer.
6. according to claim 1-5 any one of them capacitive touch screens, which is characterized in that further include thermal insulation layer, it is described every
Thermosphere is set between the functional sheet and second antifog film.
7. according to claim 1-5 any one of them capacitive touch screens, which is characterized in that further include functional layer, the work(
Ergosphere is set on face of the cover board far from the functional sheet, and the functional layer includes anti-fingerprint layer, ultraviolet resistant layer, polarisation
At least one of layer, scratch resistant layer and anti-oil reservoir.
8. a kind of display module, which is characterized in that including：
Such as the claims 1-7 any one of them capacitive touch screens；And
Display screen, the display location is in one side of the capacitive touch screen far from the cover board and the display screen and institute
It states and cooperatively forms gap between capacitive touch screen.
9. display module according to claim 8, which is characterized in that further include third antifog film, the third antifog film
It is set on the display screen and in the gap.
10. a kind of display equipment, which is characterized in that including：Display module as described in the claims 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820344237.5U CN208027331U (en) | 2018-03-13 | 2018-03-13 | Capacitive touch screen, display module and display equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820344237.5U CN208027331U (en) | 2018-03-13 | 2018-03-13 | Capacitive touch screen, display module and display equipment |
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| Publication Number | Publication Date |
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| CN208027331U true CN208027331U (en) | 2018-10-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111250185A (en) * | 2020-02-21 | 2020-06-09 | 京东方科技集团股份有限公司 | Preparation method and preparation device of micro-fluidic chip |
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2018
- 2018-03-13 CN CN201820344237.5U patent/CN208027331U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111250185A (en) * | 2020-02-21 | 2020-06-09 | 京东方科技集团股份有限公司 | Preparation method and preparation device of micro-fluidic chip |
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