CN105390069B - Curved-surface display device - Google Patents
Curved-surface display device Download PDFInfo
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- CN105390069B CN105390069B CN201510915219.9A CN201510915219A CN105390069B CN 105390069 B CN105390069 B CN 105390069B CN 201510915219 A CN201510915219 A CN 201510915219A CN 105390069 B CN105390069 B CN 105390069B
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- curvature
- display panel
- gear
- curved
- display device
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The present invention provides a kind of curved-surface display device, which includes flexible type display panel and curvature adjustment backboard.The curvature adjusts back plate support and fixes the flexible type display panel.Curvature adjustment backboard includes multiple alloy portions of strip and a Curvature-driven unit, multiple alloy portion are sequentially connected.The Curvature-driven unit is used to that multiple alloy portion deformation to be driven to change the curvature of curvature adjustment backboard.
Description
Technical field
The present invention relates to display field more particularly to a kind of curved-surface display devices.
Background technology
With the continuous development of display technology, people to show product visual demand it is also higher and higher, because can provide compared with
For the image information of wide-angle, curved-surface display device (such as：Curved surface TV, flexible displays etc.) it is increasingly becoming the trend of development.
During prior art preparation display device, display panel is pre-bent into one by special process first
Determine radian, then using backlight module (including：Backboard and the glue frame to match with backboard) display panel of bending is consolidated
It is fixed, so as to form curved-surface display device.However, existing this curved face display panel due to bending degree be it is fixed, can
With the visual range of offer also to fix so that the display effect of curved-surface display device is restricted, and it is polynary can not to meet user
The demand of change.
Invention content
In order to solve the above technical problem, the present invention provides a kind of curved-surface display device, which includes
Flexible type display panel and curvature adjustment backboard.The curvature adjusts back plate support and fixes the flexible type display panel.The curvature
Adjust multiple alloy portions and a Curvature-driven unit of the backboard including strip.Multiple alloy portion is sequentially connected.The song
Rate driving unit is used to that multiple alloy portion deformation to be driven to change the curvature of curvature adjustment backboard.
Further, which includes multiple gear assemblies, a curvature selecting unit and a curvature
Chip is controlled, is set between two neighboring alloy portion there are one gear assembly, which is used to export a curvature
Signal, the curvature control chip move for storing the gear assembly corresponding with the different curvature of the flexible type display panel
Amount, and corresponding gear assembly movement is driven to make multiple alloy portion according to the gear assembly amount of exercise and the curvature signal
Deformation.
Further, which makes for providing the different curvature of the flexible type display panel for user's selection
The curvature of the desired flexible type display panel is directly inputted, and export a curvature signal with or for user.
Further, each gear assembly includes a driving gear and a driven tooth engaged with the driving gear
Wheel, the both ends in each alloy portion are respectively provided with that there are one driving gear and a driven gears, and multiple alloy portion passes through multiple
Gear assembly links together.
Further, the driving gear and the driven gear are magnetic control gear or automatically controlled gear.
Further, which further includes a power supply, which provides electric power for the curvature control chip.
Further, which is organic LED display panel.
Further, which is fixed on the curvature by fixture or gluing mode and adjusts on backboard.
Further, the curved-surface display device further include be arranged on the flexible type display panel and the curvature adjustment backboard it
Between heat sink.
Further, which is made of aluminum or copper.
Curved-surface display device provided by the invention drives multiple alloy portion deformations to change the song using Curvature-driven unit
Rate adjusts the curvature of backboard, so as to adjust the curvature for the flexible type display panel being fixed on curvature adjustment backboard.In this way, the song
The curvature of flat-panel display device is adjustable, and the visual range provided is also adjustable so that the display effect of the curved-surface display device
It disclosure satisfy that user's multiple demands.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the cross-sectional view for the curved-surface display device that first embodiment of the invention provides.
Fig. 2 is the cross-sectional view of the display panel in Fig. 1.
Fig. 3 is the structure diagram of the curvature adjustment backboard in Fig. 1.
Fig. 4 is the high-level schematic functional block diagram of the Curvature-driven unit of the curvature adjustment backboard in Fig. 1.
Fig. 5 is the cross-sectional view for the curved-surface display device that second embodiment of the invention provides.
Fig. 6 is the cross-sectional view of the display panel in Fig. 5.
Fig. 7 is the structure diagram of the curvature adjustment backboard in Fig. 5.
Fig. 8 is the high-level schematic functional block diagram of the Curvature-driven unit of the curvature adjustment backboard in Fig. 5.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
First embodiment
Referring to Fig. 1, the curved-surface display device 100 that first embodiment of the invention provides includes flexible type display panel 10
And curvature adjustment backboard 20.
The flexible type display panel 10 is a kind of nonrigid display panel, with certain pliability, and can be with
Appropriate deflection is generated when by external force.The flexible type display panel 10 preferably can be with self-lighting without carrying on the back
The display panel of optical mode group, the Organic Light Emitting Diode being for example, thinned (Active Matrix OLED, AMOLED) display
Panel.Specifically, referring to Fig. 2, the flexible type display panel 10 include thin film transistor (TFT) (Thin Film Transistor,
TFT) array flexible substrate 11 and the anode pixels electrode layer being successively set on from bottom to top on the tft array flexible base board 11
12nd, hole injection layer 13, hole transmission layer 14, OLED luminescent layers 15, electron transfer layer 16, electron injecting layer 17, transparent cathode
Conductive layer 18 and thin-film encapsulation layer 19.
Curvature adjustment backboard 20 is contacted with the flexible type display panel 10, to support the flexible type display panel 10 simultaneously
Fix the curvature of the flexible type display panel 10.Wherein, which can pass through the side such as fixture or gluing
Formula is fixed on curvature adjustment backboard 20.
Also referring to Fig. 3 and Fig. 4, multiple alloy portions 22 and a song of the curvature adjustment backboard 20 including strip
Rate driving unit 24.Multiple alloy portion 22 is sequentially connected, and adjacent two alloy portions 22 surround a receiving space jointly
220.The Curvature-driven unit 24 includes the multiple curvature selecting unit 244, one of gear assembly 242, one curvature control chips
246 and a power supply 248.A gear assembly 242 is fitted in each receiving space 220, each gear assembly 242 wraps
Include a driving gear 241 and a driven gear 243 engaged with the driving gear 241.In this way, each alloy portion 22
Both ends are both provided with a driving gear 241 and a driven gear 243, and multiple alloy portion 22 passes through multiple gear assembly
242 link together.The different curvature that the curvature selecting unit 244 is used to provide the flexible type display panel 10 is selected for user
The curvature of the desired flexible type display panel 10 is used or directly inputted for user, and exports a curvature signal.It should
Curvature control chip 246 for storing corresponding with the different curvature of the flexible type display panel 10 gear movement amount, and according to
The gear movement amount and the curvature signal drive corresponding driving gear 241 and the movement of driven gear 243 to make multiple alloy
Portion 22 deforms, to change the curvature of curvature adjustment backboard 20, so as to adjust being fixed on curvature adjustment backboard 20
The curvature of the flexible type display panel 10.The power supply 248 provides electric power for the curvature control chip 246.
In present embodiment, the driving gear 241 and the driven gear 243 are magnetic control gear.In other embodiment
In, the driving gear 241 and the driven gear 243 can also be other kinds of gear, for example, automatically controlled gear etc..This implementation
In mode, the curvature control chip 246 by the driving gear 241 is driven to move so as to the driven gear 243 is driven to move with
The curvature of flexible type display panel 10 is controlled, since the structure size of the driving gear 241 and the driven gear 243 is identical, is driven
Dynamic signal parallel, therefore the curved surface of 10 stroke of flexible type display panel is cylindrical surface.In addition, the power supply 248 is not limited to
It is only that the curvature control chip 246 provides electric power in present embodiment, can also powers simultaneously for the curvature selecting unit 244,
The driving gear 241 and the driven tooth in order to control even when the driving gear 241 and the driven gear 243 are automatically controlled gear
The control panel power supply of wheel 243.
The curved-surface display device 100 that present embodiment provides drives multiple alloy portions 22 to deform using Curvature-driven unit 24
To change the curvature of curvature adjustment backboard 20, so as to adjust the flexible type display panel 10 being fixed on curvature adjustment backboard 20
Curvature.In this way, the curvature of the curved-surface display device 100 is adjustable, the visual range provided is also adjustable so that the curved surface
The display effect of display device 100 disclosure satisfy that user's multiple demands.
Second embodiment
Referring to Fig. 5, the curved-surface display device 200 that embodiment of the present invention provides includes flexible type display panel 30, song
The heat sink 50 that rate adjusts backboard 40 and is arranged between the display panel 30 and curvature adjustment backboard 40.
The flexible type display panel 30 is a kind of nonrigid display panel, with certain pliability, and can be with
Appropriate deflection is generated when by external force.The flexible type display panel 30 preferably can be with self-lighting without carrying on the back
The display panel of optical mode group, the Organic Light Emitting Diode being for example, thinned (Active Matrix OLED, AMOLED) display
Panel.Specifically, referring to Fig. 6, the flexible type display panel 30 include thin film transistor (TFT) (Thin Film Transistor,
TFT) array flexible substrate 31 and the anode pixels electrode layer being successively set on from bottom to top on the tft array flexible base board 31
32nd, hole injection layer 33, hole transmission layer 34, OLED luminescent layers 35, electron transfer layer 36, electron injecting layer 37, transparent cathode
Conductive layer 38 and thin-film encapsulation layer 39.
The curvature adjusts backboard 40 to support the flexible type display panel 30 and fix the flexible type display panel 30
Curvature.The heat sink 50 by the modes such as fixture or gluing be fixed on the display panel 30 and the curvature adjust backboard 40 it
Between.In other words, which is located at the both sides of the heat sink 50 with curvature adjustment backboard 40.The heat sink 50 can be by
Metal material is made, such as copper or aluminium.In present embodiment, which is dottle pin aluminium sheet.
Also referring to Fig. 7 and Fig. 8, multiple alloy portions 42 and a song of the curvature adjustment backboard 40 including strip
Rate driving unit 44.Multiple alloy portion 42 is sequentially connected, and adjacent two alloy portions 42 surround a receiving space jointly
420.The Curvature-driven unit 44 includes the multiple curvature selecting unit 444, one of gear assembly 442, one curvature control chips
446 and a power supply 448.A gear assembly 442 is fitted in each receiving space 420, each gear assembly 442 wraps
Include a driving gear 441 and a driven gear 443 engaged with the driving gear 441.In this way, each alloy portion 42
Both ends are both provided with a driving gear 441 and a driven gear 443, and multiple alloy portion 42 passes through multiple gear assembly
442 link together.The different curvature that the curvature selecting unit 444 is used to provide the flexible type display panel 30 is selected for user
The curvature of the desired flexible type display panel 30 is used or directly inputted for user, and exports a curvature signal.It should
Curvature control chip 446 for storing corresponding with the different curvature of the flexible type display panel 30 gear movement amount, and according to
Gear movement amount and the curvature signal drive corresponding driving gear 441 and the movement of driven gear 443 to make multiple alloy portion
42 deform, to change the curvature of curvature adjustment backboard 40, so as to adjust being somebody's turn to do on curvature adjustment backboard 40 is fixed on
The curvature of flexible type display panel 30 and the heat sink 50.The power supply 248 provides electric power for the curvature control chip 446.
In present embodiment, the driving gear 441 and the driven gear 443 are magnetic control gear.In other embodiment
In, the driving gear 441 and the driven gear 443 can also be other kinds of gear, for example, automatically controlled gear etc..This implementation
In mode, the curvature control chip 446 by the driving gear 441 is driven to move so as to the driven gear 443 is driven to move with
The curvature of flexible type display panel 30 is controlled, since the structure size of the driving gear 441 and the driven gear 443 is identical, is driven
Dynamic signal parallel, therefore the curved surface of 30 stroke of flexible type display panel is cylindrical surface.In addition, the power supply 448 is not limited to
It is only that the curvature control chip 446 provides electric power in present embodiment, can also powers simultaneously for the curvature selecting unit 444,
The driving gear 441 and the driven tooth in order to control even when the driving gear 441 and the driven gear 443 are automatically controlled gear
The control panel power supply of wheel 443.
The curved-surface display device 200 that present embodiment provides drives multiple alloy portions 42 to deform using Curvature-driven unit 44
To change the curvature of curvature adjustment backboard 40, so as to adjust the flexible type display panel 30 being fixed on curvature adjustment backboard 40
And the curvature of the heat sink 50.In this way, the curvature of the curved-surface display device 200 is adjustable, the visual range provided is also can
It adjusts so that the display effect of the curved-surface display device 200 disclosure satisfy that user's multiple demands.Moreover, the heat sink 50 presss from both sides
Between display panel 30 and curvature adjustment backboard 40, there is following effect：Firstth, flat effect, the heat sink 50 keep this aobvious
Show 30 smooth surface of panel and do not scratched by curvature adjustment backboard 40；Secondth, reflection action is played, promotes light efficiency utilization rate；The
3rd, cooling effect is played, the heat which generates when working directly is dispersed by the heat sink 50 or by being somebody's turn to do
It passes on curvature adjustment backboard 40 and dissipates again after heat sink 50, can so extend the service life of display panel 30.
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent variations made according to the claims of the present invention, is still within the scope of the present invention.
Claims (8)
1. a kind of curved-surface display device, including：
Flexible type display panel；And
The curvature adjustment backboard of the flexible type display panel is supported and fixes, curvature adjustment backboard includes multiple conjunctions of strip
Golden portion and a Curvature-driven unit, multiple alloy portion are sequentially connected, which is used to drive multiple conjunction
To change the curvature of curvature adjustment backboard, which includes multiple gear assemblies, a curvature choosing for golden portion's deformation
Unit and a curvature control chip are selected, is set between two neighboring alloy portion there are one gear assembly, which selects single
For member for exporting a curvature signal, the curvature control chip is corresponding with the different curvature of the flexible type display panel for storing
The gear assembly amount of exercise, and the corresponding gear assembly is driven to move according to the gear assembly amount of exercise and the curvature signal
Deform multiple alloy portion, each gear assembly include a driving gear and one is engaged with the driving gear from
Moving gear, the both ends in each alloy portion are respectively provided with that there are one driving gear and a driven gears, and multiple alloy portion passes through this
Multiple gear assemblies link together.
2. curved-surface display device as described in claim 1, which is characterized in that the curvature selecting unit is bendable for providing this
The different curvature of display panel selects to use or directly inputs the desired flexible type display panel for user for user
Curvature, and export a curvature signal.
3. curved-surface display device as described in claim 1, which is characterized in that the driving gear and the driven gear are magnetic control
Gear or automatically controlled gear.
4. curved-surface display device as described in claim 1, which is characterized in that the Curvature-driven unit further includes a power supply,
The power supply provides electric power for the curvature control chip.
5. curved-surface display device as described in claim 1, which is characterized in that the flexible type display panel is organic light-emitting diodes
Pipe display panel.
6. curved-surface display device as described in claim 1, which is characterized in that the flexible type display panel is by fixture or sticks
The mode of connecing is fixed on curvature adjustment backboard.
7. the curved-surface display device as described in claim 1~6 any one, which is characterized in that the curved-surface display device is also wrapped
Include the heat sink being arranged between the flexible type display panel and curvature adjustment backboard.
8. curved-surface display device as claimed in claim 7, which is characterized in that the heat sink is made of aluminum or copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915219.9A CN105390069B (en) | 2015-12-09 | 2015-12-09 | Curved-surface display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915219.9A CN105390069B (en) | 2015-12-09 | 2015-12-09 | Curved-surface display device |
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| Publication Number | Publication Date |
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| CN105390069A CN105390069A (en) | 2016-03-09 |
| CN105390069B true CN105390069B (en) | 2018-06-22 |
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| CN201510915219.9A Active CN105390069B (en) | 2015-12-09 | 2015-12-09 | Curved-surface display device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017209744A1 (en) * | 2016-06-01 | 2017-12-07 | Hewlett-Packard Development Company, L.P. | Electronic devices with flexible displays |
| CN107065271A (en) * | 2017-06-06 | 2017-08-18 | 京东方科技集团股份有限公司 | A kind of liquid crystal display module and radius of curvature adjusting method |
| KR102418576B1 (en) * | 2017-12-11 | 2022-07-08 | 엘지디스플레이 주식회사 | Back Cover and Display Device having the same |
| CN109523919A (en) * | 2018-10-30 | 2019-03-26 | 维沃移动通信有限公司 | A kind of flexible apparatus and its control method |
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| CN103941456A (en) * | 2014-05-14 | 2014-07-23 | 深圳市华星光电技术有限公司 | Curvature adjustment structure for curved-surface liquid crystal displayer |
| CN104347005A (en) * | 2013-07-31 | 2015-02-11 | 乐金显示有限公司 | Curved display device and method of controlling curvature thereof |
| CN204578652U (en) * | 2015-05-19 | 2015-08-19 | 京东方科技集团股份有限公司 | A kind of curved surface TV |
| CN105118390A (en) * | 2015-09-30 | 2015-12-02 | 京东方科技集团股份有限公司 | Backboard structure and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102091517B1 (en) * | 2013-07-02 | 2020-03-20 | 엘지전자 주식회사 | Image display device |
| KR102088912B1 (en) * | 2013-11-13 | 2020-03-13 | 엘지전자 주식회사 | Image display device |
| KR102192986B1 (en) * | 2014-05-23 | 2020-12-18 | 삼성전자주식회사 | Image display apparatus and method for displaying image |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104347005A (en) * | 2013-07-31 | 2015-02-11 | 乐金显示有限公司 | Curved display device and method of controlling curvature thereof |
| CN103941456A (en) * | 2014-05-14 | 2014-07-23 | 深圳市华星光电技术有限公司 | Curvature adjustment structure for curved-surface liquid crystal displayer |
| CN204578652U (en) * | 2015-05-19 | 2015-08-19 | 京东方科技集团股份有限公司 | A kind of curved surface TV |
| CN105118390A (en) * | 2015-09-30 | 2015-12-02 | 京东方科技集团股份有限公司 | Backboard structure and display device |
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| CN105390069A (en) | 2016-03-09 |
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