CN207637131U - A kind of touch-control display panel and display device - Google Patents
A kind of touch-control display panel and display device Download PDFInfo
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- CN207637131U CN207637131U CN201820047421.3U CN201820047421U CN207637131U CN 207637131 U CN207637131 U CN 207637131U CN 201820047421 U CN201820047421 U CN 201820047421U CN 207637131 U CN207637131 U CN 207637131U
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Abstract
A kind of touch-control display panel and display device,The touch-control display panel includes from bottom to top backlight module successively,Array substrate,Liquid crystal layer,Color membrane substrates,And pixel control layer,The color membrane substrates include the first edge region beyond the pixel control layer edge in side,The first binding area is provided on the upper surface in the first edge region,With the first edge region where side the same side,The array substrate includes the second edge region beyond the color membrane substrates edge,It is provided on the upper surface in the second edge region and binds area for fixing touch-control flexible PCB second,There is free Pad due to having additional the second binding area and the setting of touch-control flexible circuit board corresponding position in fringe region of the array substrate beyond color membrane substrates,The touch-control flexible PCB in bending place is fixed with array substrate edge for realization,It prevents from swelling between touch-control flexible PCB bending place and backlight module.
Description
Technical field
The utility model is related to technical field of touch-control display more particularly to a kind of touch-control display panel and display devices.
Background technology
Development with the information age and the accelerating rhythm of life, touch technology is due to its human oriented design and simple and fast
Input the features such as, gradually replaced traditional mouse and keyboard, be widely applied in miscellaneous electronic product.
On-Cell touch control display apparatus is current one of mainstream touch-control structure, and the coloured silk in display panel is arranged in pixel control layer
On the outside of ilm substrate, specifically, the pixel control layer in On-Cell touch control display apparatus is embedded is arranged in color film (Color
Filter, CF) between substrate and polaroid.
Fig. 1 is the cross-sectional view of existing On-Cell touch-control display panels, and Fig. 2 is existing On-Cell touch-controls
The planar structure schematic diagram of display panel.Shown in referring to Fig. 1 and Fig. 2, existing touch control display apparatus 300 from bottom to top wraps successively
Backlight module 301, array substrate 302, liquid crystal layer 303, color membrane substrates 304, pixel control layer 305 and polaroid 306 are included,
Existing On-Cell touch control display apparatus is usually the setting pixel control layer 305 above color membrane substrates 304, and color membrane substrates
304 is in rectangular configuration, and making a circle outside color membrane substrates 304 is provided with black matrix (BM) 307, the touch-control display panel 300 and aobvious
Showing device further includes touch-control flexible PCB 309 and printed circuit board (not shown) component, using oblique wiring by pixel control layer
305 receiving electrode and emission electrode draws and in the touch-control flexible PCB in 307 region cabling to black matrix 307 of black matrix
(Flexible Printed Circuit, FPC) connects area (Bonding) 308, then electrically connects with touch-control flexible PCB 309
It connects.
Touch-control flexible circuit board used in existing touch-control display panel is due to by the sky connected up on printed circuit board
Between limit, therefore it can only use the double-deck copper wire, and length is longer.And the assembling of the backlight module in touch-control display panel 300
In the process, it can will be folded to 301 outside of backlight module beyond the touch-control flexible PCB 309 of 302 marginal portion of the array substrate back of the body, and
It is coated and fixed using drawing (mylar) adhesive tape advanced in years.Due to the material for the touch-control flexible PCB 309 being made using the double-deck copper wire
It is harder, it is carried on the back when being folded to 301 outside of backlight module, is easily swelled between bending place and backlight module 301, lead to Mai La
Adhesive tape be difficult to paste it is smooth, have step draw adhesive tape height exceed polaroid risk.
Utility model content
It is swelled between the touch-control flexible PCB bending place of prior art touch-control display panel and backlight module,
Easily occur to step and adhesive tape is drawn to be difficult to paste the problem of drawing the height of adhesive tape to exceed the risk of polaroid smooth and advanced in years, the utility model carries
For a kind of touch-control display panel that can prevent from swelling between touch-control flexible PCB bending place and backlight module and display dress
It sets.
For this purpose, the utility model uses following technical scheme：
A kind of touch-control display panel, from bottom to top successively include backlight module, array substrate, liquid crystal layer, color membrane substrates, with
And pixel control layer, the color membrane substrates include the first edge region beyond the pixel control layer edge in side, described
The first binding area is provided on the upper surface in first edge region, the first binding area is touched with pixel control layer periphery
Control electrode cabling electrical connection, which is characterized in that with the first edge region where side the same side, the array substrate packet
The second edge region beyond the color membrane substrates edge is included, in the upper far from the color membrane substrates of the second edge region
It is provided on surface and binds area for fixing touch-control flexible PCB second, the touch-control flexible PCB corresponds to described second and ties up
Determining zone position setting is free Pad.
Further, one end of the touch-control flexible PCB is electrically connected with first binding area by anisotropic conductive adhesive paste
It connects；The other end binding of the touch-control flexible PCB has display driver chip and to receive and handle the touch-control of touching signals
The other end of chip, the touch-control flexible PCB is electrically connected by anisotropic conductive adhesive paste with printed circuit board.
Further, the second binding area by described on anisotropic conductive adhesive paste and the touch-control flexible PCB
Empty pad is fixedly connected.
Further, the length of the first binding offset from the color membrane substrates edge is 0.2mm~6mm.
Further, the length of the second binding offset from the array substrate edge is 0.2mm~6mm.
Further, one or more binding pads are provided in second binding area.
Further, the multiple binding pad includes binding the longitudinally disposed a line in area along described second, the multiple to tie up
Fixed pad is along the second binding laterally uniform setting in area.
Further, the pixel control layer includes emission electrode, receiving electrode and is set to insulation between the two
The mode of different layers setting or same layer setting can be used in layer, the emission electrode and the receiving electrode.
Further, polaroid is additionally provided with above the pixel control layer, the polaroid is in first binding area
Upper area missing, the edge that the polaroid binds with described first area close to the edge of first binding area side is flat
Together.
Second aspect, the present invention also provides a kind of display devices, including touch-control display panel as described above.
Advantageous effect：A kind of touch-control display panel of the utility model offer and display device, the touch-control display panel is under
Include successively backlight module, array substrate, liquid crystal layer, color membrane substrates and pixel control layer on and, the color membrane substrates are one
Side includes the first edge region beyond the pixel control layer edge, and the is provided on the upper surface in the first edge region
One binding area, with the first edge region where side the same side, the array substrate include exceed the color membrane substrates
The second edge region at edge is provided with for fixing touch-control flexible PCB second on the upper surface in the second edge region
Area is bound, the touch-control flexible PCB, which corresponds to the second binding zone position setting, free Pad.Due to exceeding in array substrate
The fringe region of color membrane substrates, which has additional the second binding area and the setting of touch-control flexible circuit board corresponding position, free Pad, and realizing will
The touch-control flexible PCB in bending place is fixed with array substrate edge, prevents touch-control flexible PCB bending place
It is swelled between backlight module.
Description of the drawings
Fig. 1 is the cross-sectional view of existing On-Cell touch-control display panels；
Fig. 2 is the planar structure schematic diagram of existing On-Cell touch-control display panels；
Fig. 3 is the cross-sectional view for the On-Cell touch-control display panels that the utility model embodiment provides；
Fig. 4 is the planar structure schematic diagram for the On-Cell touch-control display panels that the utility model embodiment provides；
Fig. 5 is touch-control flexible PCB used in the On-Cell touch-control display panels of the utility model embodiment offer
Planar structure schematic diagram；
Fig. 6 is the plane of the polaroid used in the On-Cell touch-control display panels that the utility model embodiment provides
Structural schematic diagram.
Specific implementation mode
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model is taken,
Below in conjunction with attached drawing and preferred embodiment, to specific embodiment of the present utility model, structure, feature and its effect, specifically
It is bright as after.
So-called orientation "upper" and "lower" are only indicating opposite position relation in the utility model specification；For
For the attached drawing of the utility model, the top of touch-control display panel 10 is closer to viewer, and lower section is then further away from viewer.
Fig. 3 shows the cross-sectional view for the touch-control display panel that the utility model embodiment provides.Specifically, please join
See Fig. 3, the touch-control display panel 10 of the utility model includes from bottom to top backlight module 11, array substrate 12, liquid crystal layer successively
13, color membrane substrates 14, pixel control layer 15 and polaroid 16, can be according to various applications or function need between above layers
It asks and is inserted into other additional layers.
Specifically, electrode is provided in array substrate 12 to (Electrode Pair), electrode is to including pixel electrode
(Pixel Electrode) and public electrode (Common Electrode) generates a lateral horizontal component of electric field to control between the two
The rotation of liquid crystal in liquid crystal layer 13.Color membrane substrates 14 be transparent substrate, can be glass, polymer plastic glue material (such as
Makrolon (Polycarbonate, PC), polyvinyl chloride (Polyvinylchloride, PVC)) or other transparent materials.
Touch-control sensing 15 is set between color membrane substrates 14 and polaroid 16, pixel control layer 15 include emission electrode, receiving electrode, with
And it is set to insulating layer between the two.Emission electrode and receiving electrode can be the side using different layers setting or same layer setting
Metal mesh (Metal Mesh), transparent electrode material such as tin indium oxide (ITO) or oxygen can be used in formula, emission electrode and receiving electrode
Change the materials such as indium zinc (IZO), nano silver wire, graphene.Insulating layer is set between emission electrode and receiving electrode, can prevent from sending out
Electrically conducting between radio pole and receiving electrode.Glass or the transparent polyphosphazene polymer with insulating properties can be used in insulating layer
Object or organic material are closed, but not limited to this.
Fig. 4 is the planar structure schematic diagram for the On-Cell touch-control display panels that the utility model embodiment provides, and Fig. 5 is
The planar structure signal of touch-control flexible PCB used in the On-Cell touch-control display panels that the utility model embodiment provides
Figure.Shown in Fig. 3-Fig. 5.
Wherein, color membrane substrates 14 are in rectangular configuration, make a circle outside color membrane substrates 14 and are provided with black matrix (BM) 17, color film base
Plate 14 includes the first edge region A beyond 15 edge of the pixel control layer, the upper table of the first edge region A in side
Face is provided with the first binding area 18, and the first binding area 18 is electrically connected with the touch control electrode cabling of 15 periphery of pixel control layer,
The touch-control display panel and display device further include touch-control flexible PCB 19 and printed circuit board (not shown) component, described
Touch-control display panel 10 is electrically connected by touch-control flexible PCB 19 and printed circuit board (Printed Circuit Board, PCB)
It connects, is drawn the receiving electrode of pixel control layer 15 and emission electrode and in 17 region cabling of black matrix to black square using oblique wiring
Touch-control flexible PCB (Flexible Printed Circuit, FPC) first in battle array 17 binds area 18, then flexible with touch-control
Circuit board 19 is electrically connected..Touch-control flexible circuit board 19 used in existing touch-control display panel 10 is due to by printing electricity
The space limitation connected up on the plate of road, therefore it can only use the double-deck copper wire, and also length is longer.The touch-control flexible PCB 19
One end is electrically connected with first binding area 18 by anisotropic conductive adhesive paste, is tied up in the other end of the touch-control flexible PCB 19
Surely there is display driver chip (not shown) and to receive and handle the touch chip (not shown) of touching signals, the touch-control is soft
The other end of property circuit board 19 is electrically connected by anisotropic conductive adhesive paste with printed circuit board.In the backlight mould of touch-control display panel 10
In the assembling process of group, it can will be folded to outside backlight module 11 beyond the touch-control flexible PCB 19 of 12 marginal portion of the array substrate back of the body
Side, and draw (mylar) adhesive tape to be coated and fixed using stepping, in order to prevent 19 bending place of touch-control flexible PCB and backlight module 11 it
Between swell, the utility model embodiment with the first edge region A where side the same side, the array substrate 12
Include the second edge region B beyond 14 edge of the color membrane substrates, the second edge region B is provided with the second binding area
20.Specifically, the second binding area 20 passes through anisotropic conductive adhesive paste and the empty Pad being arranged on the touch-control flexible PCB
Be fixedly connected, since this sky Pad does not have electrical functionality, be only intended to by bending place the touch-control flexible PCB 19 with
12 edge of array substrate is fixed.In addition, the binding between the second binding area 20 and the touch-control flexible PCB 19
Being bundled in same binding processing procedure between area 18 and the touch-control flexible PCB 19 can be bound described first to bind simultaneously
It completes, details are not described herein for the utility model.
Further, distance of first binding area 18 apart from 12 edge of the array substrate is 0.2mm~6mm；Institute
It is 0.2mm~6mm to state distance of the second binding area 20 apart from 12 edge of the array substrate；It is set in second binding area 20
One or more binding pads 191 are equipped with, the multiple binding pad 191 includes binding the longitudinally disposed a line in area 20 along described second,
The multiple binding pad 191 is along the second binding 20 laterally uniform setting of area.
Fig. 6 is the plane of the polaroid used in the On-Cell touch-control display panels that the utility model embodiment provides
Structural schematic diagram.Shown in Figure 6, polaroid 16 is arranged on pixel control layer 15, and at the first binding area 18
Upper area missing, the polaroid 16 binds area 18 close to the edge of first binding area 18 side with described first
Edge is concordant.
The present embodiment additionally provides a kind of display device, includes such as above-mentioned touch-control display panel.
Display device in the present embodiment can be：Mobile phone, tablet computer, television set, laptop, Digital Frame,
Any product or component with display function such as navigator.
The advantageous effect that the technical solution of the utility model embodiment is brought is：Above-mentioned touch-control display panel and display dress
It sets, which includes from bottom to top backlight module, array substrate, liquid crystal layer, color membrane substrates and touch-control sense successively
Layer is surveyed, the color membrane substrates include the first edge region beyond the pixel control layer edge, the first edge in side
The first binding area is provided on the upper surface in region, with the first edge region where side the same side, the array base
Plate includes the second edge region beyond the color membrane substrates edge, is provided with and is used on the upper surface in the second edge region
Fixed touch-control flexible PCB second binds area, and it is free that the touch-control flexible PCB corresponds to the second binding zone position setting
Pad.Due to having additional the second binding area and touch-control flexible circuit board correspondence in fringe region of the array substrate beyond color membrane substrates
Position setting is free Pad, this sky Pad does not have electrical functionality, realizes the touch-control flexible PCB and battle array in bending place
Row substrate edges are fixed, and prevent from swelling between touch-control flexible PCB bending place and backlight module.
In the present specification, the nouns of locality such as involved front, rear, top, and bottom be located in figure with parts in attached drawing and
Parts mutual positions defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the side
The use of position word should not limit the claimed range of the application.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel principle, any modification, equivalent replacement, improvement and so on should be included in the scope of protection of the utility model
Within.
Claims (10)
1. a kind of touch-control display panel, include successively from bottom to top backlight module, array substrate, liquid crystal layer, color membrane substrates and
Pixel control layer, the color membrane substrates include the first edge region beyond the pixel control layer edge in side, and described the
The first binding area, the touch-control in first binding area and pixel control layer periphery are provided on the upper surface of one fringe region
Electrode cabling is electrically connected, which is characterized in that with the first edge region where side the same side, the array substrate includes
Second edge region beyond the color membrane substrates edge, the upper table far from the color membrane substrates in the second edge region
It is provided on face and binds area for fixing touch-control flexible PCB second, the touch-control flexible PCB corresponds to second binding
Zone position setting is free Pad.
2. touch-control display panel according to claim 1, which is characterized in that one end of the touch-control flexible PCB and institute
The first binding area is stated to be electrically connected by anisotropic conductive adhesive paste；
The other end binding of the touch-control flexible PCB has display driver chip and to receive and handle touching for touching signals
Chip is controlled, the other end of the touch-control flexible PCB is electrically connected by anisotropic conductive adhesive paste with printed circuit board.
3. touch-control display panel according to claim 2, which is characterized in that the second binding area passes through anisotropy conduction
Glue is fixedly connected with the sky pad on the touch-control flexible PCB.
4. touch-control display panel according to claim 1, which is characterized in that the first binding offset is from the color film base
The length of edges of boards edge is 0.2mm~6mm.
5. touch-control display panel according to claim 1, which is characterized in that the second binding offset is from the array base
The length of edges of boards edge is 0.2mm~6mm.
6. touch-control display panel according to claim 5, which is characterized in that it is described second binding area on be provided with 1 or
Multiple binding pads.
7. touch-control display panel according to claim 6, which is characterized in that the multiple binding pad includes along described second
The longitudinally disposed a line in area is bound, the multiple binding pad is along the second binding laterally uniform setting in area.
8. touch-control display panel according to claim 1, which is characterized in that the pixel control layer include emission electrode,
Receiving electrode and it is set to insulating layer between the two, the emission electrode and the receiving electrode can be used different layers and set
Set or same layer setting mode.
9. touch-control display panel according to claim 1, which is characterized in that be additionally provided with above the pixel control layer partially
Mating plate, the polaroid is in the upper area missing in first binding area, and the polaroid is close to first binding area one
The edge of side is concordant with the first binding edge in area.
10. a kind of display device, which is characterized in that including touch-control display panel as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820047421.3U CN207637131U (en) | 2018-01-11 | 2018-01-11 | A kind of touch-control display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820047421.3U CN207637131U (en) | 2018-01-11 | 2018-01-11 | A kind of touch-control display panel and display device |
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| Publication Number | Publication Date |
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| CN207637131U true CN207637131U (en) | 2018-07-20 |
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ID=62851872
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| CN201820047421.3U Active CN207637131U (en) | 2018-01-11 | 2018-01-11 | A kind of touch-control display panel and display device |
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| CN110277435A (en) * | 2019-06-29 | 2019-09-24 | 武汉天马微电子有限公司 | A kind of display device and preparation method thereof |
| CN110379834A (en) * | 2019-07-11 | 2019-10-25 | 昆山国显光电有限公司 | Display panel and display device |
| TWI676839B (en) * | 2018-08-03 | 2019-11-11 | 友達光電股份有限公司 | Array substrate and manufacturing method thereof, display device using the same and manufacturing method thereof |
| CN110597420A (en) * | 2019-09-25 | 2019-12-20 | 京东方科技集团股份有限公司 | Touch control assembly and display device |
| CN111090358A (en) * | 2019-11-29 | 2020-05-01 | 武汉华星光电技术有限公司 | Touch display panel and manufacturing method thereof |
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| CN112526792A (en) * | 2020-11-24 | 2021-03-19 | 北海惠科光电技术有限公司 | Display panel, display device and manufacturing method thereof |
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| WO2021003640A1 (en) * | 2019-07-08 | 2021-01-14 | 京东方科技集团股份有限公司 | Display device |
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| CN110379834A (en) * | 2019-07-11 | 2019-10-25 | 昆山国显光电有限公司 | Display panel and display device |
| WO2021056756A1 (en) * | 2019-09-23 | 2021-04-01 | 武汉华星光电技术有限公司 | Display panel and display device |
| CN110597420A (en) * | 2019-09-25 | 2019-12-20 | 京东方科技集团股份有限公司 | Touch control assembly and display device |
| CN111090358A (en) * | 2019-11-29 | 2020-05-01 | 武汉华星光电技术有限公司 | Touch display panel and manufacturing method thereof |
| CN113467120A (en) * | 2020-03-30 | 2021-10-01 | 华为技术有限公司 | Electronic device |
| CN111459334A (en) * | 2020-04-03 | 2020-07-28 | 维沃移动通信有限公司 | Display module and electronic equipment |
| CN111459334B (en) * | 2020-04-03 | 2024-03-19 | 维沃移动通信有限公司 | Display module and electronic equipment |
| CN112526792A (en) * | 2020-11-24 | 2021-03-19 | 北海惠科光电技术有限公司 | Display panel, display device and manufacturing method thereof |
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| WO2023138246A1 (en) * | 2022-01-21 | 2023-07-27 | 惠科股份有限公司 | Liquid crystal display panel and display device |
| CN114296268A (en) * | 2022-01-21 | 2022-04-08 | 惠科股份有限公司 | Liquid crystal display panel and display device |
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Address after: 215301 No. 1, Longteng Road, Kunshan Development Zone, Suzhou, Jiangsu Patentee after: Kunshan Longteng Au Optronics Co Address before: 215301 No. 1, Longteng Road, Kunshan Development Zone, Suzhou, Jiangsu Patentee before: Infovision Optoelectronics (Kunshan) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |