CN203070248U - Touch display device - Google Patents
Touch display device Download PDFInfo
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- CN203070248U CN203070248U CN 201220733861 CN201220733861U CN203070248U CN 203070248 U CN203070248 U CN 203070248U CN 201220733861 CN201220733861 CN 201220733861 CN 201220733861 U CN201220733861 U CN 201220733861U CN 203070248 U CN203070248 U CN 203070248U
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- polaroid
- thin film
- film transistor
- base plate
- liquid crystal
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Abstract
The utility model provides a touch display device which comprises a touch panel and a liquid crystal display (LCD) panel. The LCD panel comprises a thin film transistor substrate, a color filter substrate, an LCD layer, a first polaroid and a second polaroid. The thin film transistor substrate is provided with an extending part relative to the color filter substrate, and the extending part is provided with a driver chip. The LCD layer is arranged between the thin film transistor substrate and the color filter substrate. The first polaroid is attached to the surface, far away from the side of the LCD layer, of the thin film transistor substrate, and is attached to the touch panel through optical cement. The second polaroid is attached to the surface, far away from the side of the LCD layer, of the color filter substrate. The attaching area of the optical cement and the first polaroid at least covers the partial area of the extending part of the thin film transistor substrate. The touch display device has high reliability.
Description
Technical field
The utility model relates to the touch-control display technique, especially, relates to a kind of touch control display apparatus.
Background technology
The Modern Electronic product such as mobile phone, panel computer, music player etc., is equipped with touch control display apparatus usually, and described touch control display apparatus can make things convenient for the user to carry out touch control operation carrying out providing a touch-control inputting interface when picture shows.
See also Fig. 1, touch control display apparatus 100 generally includes liquid crystal display module 110, contact panel 120 and is used for described contact panel 120 is adhered to optical cement (Optical Clear Adhesive, OCA) 130 of described liquid crystal display module 110.Wherein, described contact panel 120 comprises touch base plate 121 and touch-control sensing (Sensor) layer 122, described touch base plate 121 comprise touch-control input face 123 and with described touch-control input face 123 opposed bottom surface 124, described touch-control sensing layer 122 is arranged on described bottom surface 124.
Described liquid crystal display module 110 comprises liquid crystal panel 111 and back light unit 112.Wherein, described back light unit 112 provides area source for described liquid crystal panel 111, and described back light unit 112 can also have a receiving space, in order to accommodate described liquid crystal panel 111.
Described liquid crystal panel 111 is generally thin film transistor (TFT) (Thin Film Transistor, TFT) liquid crystal display (TFT-LCD) panel, the colored filter that it mainly comprises TFT substrate 113, be oppositely arranged with described TFT substrate 113 (Color Filter, CF) substrate 114 and be clamped in liquid crystal layer (not shown) between described TFT substrate 113 and the CF substrate 114.Wherein, the area of described TFT substrate 113 is greater than described CF substrate 114, and namely described TFT substrate 113 has an extension 115 with respect to described CF substrate 114.Described extension 115 surfaces can be provided with and drive chip 116 and corresponding conducting wire, and the mode that also press by weldering at described extension 115 edges is connected to an end of flexible circuit board 117, and the other end of described flexible circuit board 117 can further be connected to the drive circuit board (not shown).
In specific product, described liquid crystal panel 111 also comprises first polaroid 118 and second polaroid 119 usually, wherein said first polaroid 118 is last polaroid, it is arranged on described CF substrate 114 away from a side of described liquid crystal layer, and fits with described touch-control sensing layer 122 by described optical cement 130; Described second polaroid 119 is following polaroid, and it is arranged on described TFT substrate 113 away from a side of described liquid crystal layer.
As a rule; described first polaroid 118 of described optical cement 130 basic coverings; and the fitting area of described optical cement 130 and described first polaroid 118 is not more than the area of described CF substrate 114; because described TFT substrate 113 has described extension 115 with respect to described CF substrate 114; therefore; the extension 115 of 130 pairs of described TFT substrates 113 of described optical cement and to be arranged on the protection of driving chip 116 on its surface relatively poor; be subjected to extraneous collision at described touch control display apparatus 100; such as falling when the electronic product that adopts described touch control display apparatus 100 or transport when colliding; described TFT substrate 113 and then causes the described touch control display apparatus 100 can't operate as normal because stressed or modification is easy to generate and breaks or cause described driving chip 116 fracture failures.Therefore, the reliability of the touch control display apparatus 100 of employing said structure is relatively poor.
The utility model content
In view of the above problems, the utility model provides a kind of reliability higher touch control display apparatus.
A kind of touch control display apparatus comprises contact panel; Liquid crystal panel comprises thin film transistor base plate, colored filter substrate, liquid crystal layer, first polaroid and second polaroid; Wherein, described thin film transistor base plate has an extension with respect to described colored filter substrate, and described extension is provided with the driving chip; Described liquid crystal layer is arranged between described thin film transistor base plate and the described colored filter substrate, described first polaroid is fitted in described thin film transistor base plate away from the surface of described liquid crystal layer one side, and fitting to described contact panel by optical cement, described second polaroid is fitted in described colored filter substrate away from the surface of described liquid crystal layer one side; Wherein, the fitting area of described optical cement and described first polaroid covers the part area of the extension of described thin film transistor base plate at least.
In a kind of preferred embodiment of the touch control display apparatus that the utility model provides, the fitting area of described optical cement and described first polaroid is greater than the area of described colored filter substrate.
In a kind of preferred embodiment of the touch control display apparatus that the utility model provides, it also comprises back light unit, and described back light unit provides area source for described liquid crystal panel, and it has a receiving space, and described liquid crystal panel is housed in described receiving space inside.
In a kind of preferred embodiment of the touch control display apparatus that the utility model provides, described colored filter substrate is adjacent to described back light unit setting, and described thin film transistor base plate is adjacent to described touch control unit setting.
In a kind of preferred embodiment of the touch control display apparatus that the utility model provides, described contact panel comprises touch base plate and touch-control sensing layer, described touch-control sensing layer is arranged on the bottom surface of described touch base plate, and fits to described first polaroid by described optical cement.
In a kind of preferred embodiment of the touch control display apparatus that the utility model provides, described first polaroid covers most of area of described thin film transistor base plate.
In a kind of preferred embodiment of the touch control display apparatus that the utility model provides, described optical cement covers described first polaroid fully.
In a kind of preferred embodiment of the touch control display apparatus that the utility model provides, the fitting area of described optical cement and described first polaroid is less than the area of described thin film transistor base plate.
Compared to prior art; in the touch control display apparatus that the utility model provides; because the fitting area of described optical cement and described first polaroid covers the part area of the extension of described thin film transistor base plate at least; therefore; described optical cement can be protected the extension of described thin film transistor base plate and the driving chip that is arranged on described extension surface; be subjected to extraneous collision and the possibility that thin film transistor base plate breaks or drives chip failure occurs to reduce described touch control display apparatus, thereby improve the reliability of described touch control display apparatus.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of the touch control display apparatus of prior art.
Fig. 2 is the structural representation of a kind of embodiment of touch control display apparatus of providing of the utility model.
Embodiment
To the technical scheme among the utility model embodiment be clearly and completely described below, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtain under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 1, the structural representation of a kind of embodiment of touch control display apparatus that it provides for the utility model.Described touch control display apparatus 200 comprises liquid crystal display module 210, contact panel 220 and is used for described contact panel 220 is fitted to the optical cement 230 of described liquid crystal display module 210.Wherein, described contact panel 220 comprises touch base plate 221 and touch-control sensing layer 222, described touch base plate 221 comprise the touch-control input face and with described touch-control input face opposed bottom surface, described touch-control sensing layer 222 is arranged on described bottom surface.
Described liquid crystal display module 210 comprises liquid crystal panel 211 and back light unit 212.Wherein, described back light unit 212 provides area source for described liquid crystal panel 211, and described back light unit 212 can also have a receiving space, and described liquid crystal panel 211 can be housed in described receiving space inside.Such as, described back light unit 212 can comprise accommodates frame and optical module (comprising light source), and the described frame of accommodating can provide described receiving space, to accommodate described optical module and described liquid crystal panel 211.
Described liquid crystal panel 211 is the TFT-LCD panel, and it comprises TFT substrate 213, and the CF substrate 214 that is oppositely arranged of described TFT substrate 213 and be clamped in liquid crystal layer (not shown) between described TFT substrate 213 and the CF substrate 214.Wherein, described TFT substrate 213 and described CF substrate 214 all can be glass substrate, described TFT substrate 213 can be used as upper substrate and is adjacent to described contact panel 220 and arranges, and described CF substrate 214 can be used as infrabasal plate and is adjacent to described back light unit 212 and arranges.The area of described TFT substrate 213 is greater than described CF substrate 214, and namely described TFT substrate 213 has an extension 215 with respect to described CF substrate 214.Described extension 215 can be provided with towards the surface of described back light unit and drive chip 216 and corresponding conducting wire, described conducting wire can connect described driving chip 216 and extend to described extension 215 edges, and the mode that also press by weldering the conducting wire at described extension 215 edges is connected to an end of flexible circuit board 217, and the other end of described flexible circuit board 217 can further be connected to the drive circuit board (not shown).
In specific embodiment, described liquid crystal panel 211 can also comprise first polaroid 218 and second polaroid 219, wherein said first polaroid 218 is last polaroid, it is fitted in described TFT substrate 213 away from the surface of described liquid crystal layer, and fits with described touch-control sensing layer 222 by described optical cement 230; Described second polaroid 219 is following polaroid, and it is fitted in described CF substrate 214 away from the surface of described liquid crystal layer one side.
In the present embodiment, described first polaroid 218 covers most of area of described TFT substrate 213, described optical cement 230 covers described first polaroid 218 substantially fully, therefore, the fitting area of described optical cement 230 and described first polaroid 218 covers most of area of described TFT substrate 213, particularly, described fitting area can cover the some or all of area of the extension 215 of described TFT substrate 213.In other words; the coverage of described optical cement 230 contains the extension 215 of described TFT substrate 213; thus; described optical cement 230 just can be protected the extension 215 of described TFT substrate 213 and the driving chip 216 that is arranged on described extension 215 surfaces; be subjected to the possibility that extraneous collision the TFT substrate breakage occurs or drives chip failure to reduce described touch control display apparatus 200, thereby improve the reliability of described touch control display apparatus.
In addition, because the area of described TFT substrate 213 is greater than described CF substrate 214, therefore, the fitting area of described optical cement 230 and described first polaroid 218 is greater than the area of described CF substrate 214.Alternatively, described optical cement 230 can be less than the area of described TFT substrate 213 with the fitting area of described first polaroid 218.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model description to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in the scope of patent protection of the present utility model.
Claims (8)
1. a touch control display apparatus is characterized in that, comprising:
Contact panel;
Liquid crystal panel comprises thin film transistor base plate, colored filter substrate, liquid crystal layer, first polaroid and second polaroid;
Wherein, described thin film transistor base plate has an extension with respect to described colored filter substrate, and described extension is provided with the driving chip;
Described liquid crystal layer is arranged between described thin film transistor base plate and the described colored filter substrate, described first polaroid is fitted in described thin film transistor base plate away from the surface of described liquid crystal layer one side, and fitting to described contact panel by optical cement, described second polaroid is fitted in described colored filter substrate away from the surface of described liquid crystal layer one side;
Wherein, the fitting area of described optical cement and described first polaroid covers the part area of the extension of described thin film transistor base plate at least.
2. touch control display apparatus according to claim 1 is characterized in that, the fitting area of described optical cement and described first polaroid is greater than the area of described colored filter substrate.
3. touch control display apparatus according to claim 1 is characterized in that, also comprises back light unit, and described back light unit provides area source for described liquid crystal panel, and it has a receiving space, and described liquid crystal panel is housed in described receiving space inside.
4. touch control display apparatus according to claim 3 is characterized in that, described colored filter substrate is adjacent to described back light unit setting, and described thin film transistor base plate is adjacent to described touch control unit setting.
5. according to each described touch control display apparatus in the claim 1 to 4, described contact panel comprises touch base plate and touch-control sensing layer, and described touch-control sensing layer is arranged on the bottom surface of described touch base plate, and fits to described first polaroid by described optical cement.
6. touch control display apparatus according to claim 1 is characterized in that, described first polaroid covers most of area of described thin film transistor base plate.
7. touch control display apparatus according to claim 6 is characterized in that, described optical cement covers described first polaroid fully.
8. touch control display apparatus according to claim 1 is characterized in that, the fitting area of described optical cement and described first polaroid is less than the area of described thin film transistor base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220733861 CN203070248U (en) | 2012-12-27 | 2012-12-27 | Touch display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220733861 CN203070248U (en) | 2012-12-27 | 2012-12-27 | Touch display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203070248U true CN203070248U (en) | 2013-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220733861 Expired - Lifetime CN203070248U (en) | 2012-12-27 | 2012-12-27 | Touch display device |
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| Country | Link |
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| CN (1) | CN203070248U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481629A (en) * | 2013-08-27 | 2014-01-01 | 江西合力泰科技股份有限公司 | Full-lamination process of touch display module |
| CN104199574A (en) * | 2014-08-28 | 2014-12-10 | 京东方科技集团股份有限公司 | Integrated piece, manufacturing method thereof and method for manufacturing touch screen by adoption of integrated piece |
| CN105204680A (en) * | 2015-07-13 | 2015-12-30 | 维沃移动通信有限公司 | Screen, screen manufacturing method and mobile electronic product |
| CN105302359A (en) * | 2015-07-13 | 2016-02-03 | 维沃移动通信有限公司 | Screen and mobile electronic product |
| CN105572923A (en) * | 2015-06-30 | 2016-05-11 | 宇龙计算机通信科技(深圳)有限公司 | Thin film transistor liquid crystal display |
| CN108051940A (en) * | 2018-01-02 | 2018-05-18 | 京东方科技集团股份有限公司 | Liquid crystal display die set and display device |
| WO2020034281A1 (en) * | 2018-08-13 | 2020-02-20 | 武汉华星光电技术有限公司 | Liquid crystal display device and manufacturing method therefor |
| CN111796454A (en) * | 2020-08-10 | 2020-10-20 | 深圳市视安通电子有限公司 | Novel grey reversal module and display |
-
2012
- 2012-12-27 CN CN 201220733861 patent/CN203070248U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481629A (en) * | 2013-08-27 | 2014-01-01 | 江西合力泰科技股份有限公司 | Full-lamination process of touch display module |
| CN104199574A (en) * | 2014-08-28 | 2014-12-10 | 京东方科技集团股份有限公司 | Integrated piece, manufacturing method thereof and method for manufacturing touch screen by adoption of integrated piece |
| CN105572923A (en) * | 2015-06-30 | 2016-05-11 | 宇龙计算机通信科技(深圳)有限公司 | Thin film transistor liquid crystal display |
| CN105204680A (en) * | 2015-07-13 | 2015-12-30 | 维沃移动通信有限公司 | Screen, screen manufacturing method and mobile electronic product |
| CN105302359A (en) * | 2015-07-13 | 2016-02-03 | 维沃移动通信有限公司 | Screen and mobile electronic product |
| CN108051940A (en) * | 2018-01-02 | 2018-05-18 | 京东方科技集团股份有限公司 | Liquid crystal display die set and display device |
| WO2019134400A1 (en) * | 2018-01-02 | 2019-07-11 | 京东方科技集团股份有限公司 | Liquid crystal display module, manufacturing method thereof, and display device |
| CN108051940B (en) * | 2018-01-02 | 2021-04-20 | 京东方科技集团股份有限公司 | Liquid crystal display module and display device |
| US10989949B2 (en) | 2018-01-02 | 2021-04-27 | Beijing Boe Optoelectronics Technology Co., Ltd. | Liquid crystal display module, manufacturing method thereof and display device |
| WO2020034281A1 (en) * | 2018-08-13 | 2020-02-20 | 武汉华星光电技术有限公司 | Liquid crystal display device and manufacturing method therefor |
| US20200371391A1 (en) * | 2018-08-13 | 2020-11-26 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display device and manufacturing method thereof |
| CN111796454A (en) * | 2020-08-10 | 2020-10-20 | 深圳市视安通电子有限公司 | Novel grey reversal module and display |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
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| CX01 | Expiry of patent term |