CN110807993B - Display device - Google Patents
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- CN110807993B CN110807993B CN201911134144.5A CN201911134144A CN110807993B CN 110807993 B CN110807993 B CN 110807993B CN 201911134144 A CN201911134144 A CN 201911134144A CN 110807993 B CN110807993 B CN 110807993B
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- support frame
- 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
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Abstract
The application discloses display device for the display product who avoids expanding curls and folds, so that the display product keeps the state of paving in the use, promotes user experience. An embodiment of the present application provides a display device, the display device includes: a flexible display panel, and a support frame assembly; the flexible display panel is provided with a display area and a peripheral area surrounding the display area, and the supporting frame assembly is connected with the flexible display panel at the peripheral area; the support frame assembly includes: the first support frames are respectively arranged on the opposite peripheral areas and can be curled.
Description
Technical Field
The application relates to the technical field of display, in particular to a display device.
Background
Organic Light Emitting Diode (OLED) display products have been vigorously developed due to their advantages of large screen brightness, wide color gamut, low power consumption, large viewing angle, etc., relative to liquid crystal display products (LCDs). While flexible screens are the most important direction for the development of OLEDs. The flexible screen is easy to bend, convenient to curl and easy to carry, and has the advantages that the size can be very small, but the screen can be very large, so that the flexible screen has a good development prospect. However, the flexible screen is in a curled state for a long time when being carried, due to the existence of stress during curling, the curled flexible screen is inevitably bent when being unfolded and used on the platform, and has a tendency of curling and folding, or when being used in a moving process, due to the absence of platform support, the flexible screen is bound to bend downwards like paper during unfolding, so that the flexible screen cannot be well operated, and the use experience is influenced.
Disclosure of Invention
The embodiment of the application provides a display device for the display product who avoids expanding curls and folds, so that the display product keeps the state of paving in the use, promotes user experience.
An embodiment of the present application provides a display device, the display device includes: a flexible display panel, and a support frame assembly; the flexible display panel is provided with a display area and a peripheral area surrounding the display area, and the supporting frame assembly is connected with the flexible display panel at the peripheral area;
the support frame assembly includes: the first support frames are respectively arranged on the opposite peripheral areas and can be curled.
The display device that this application embodiment provided includes the support frame that can curl, when needs curl the display device, the support frame that can curl thereupon, when needs expand the display device who curls and use, the support frame that can curl can support flexible display panel, prevents that the display device who expands from curling and folds to make display device keep the state of laying flat in the use, convenience of customers operates display device, promotes user experience. Moreover, when the flexible display panel is curled, the support frame capable of being curled can also avoid direct contact friction between different areas of the flexible display panel, so that the damage of a packaging layer of the flexible display panel can be avoided, and the service life of the flexible display panel is prolonged.
Optionally, the flexible display panel has opposite first and second surfaces and a side connecting the first and second surfaces;
the crimpable scaffold comprises: the first supporting part is attached to the first surface, the second supporting part is positioned on one side, away from the first surface, of the second surface, and the first rotating part is used for connecting the first supporting part and the second supporting part; the first rotating part is connected with the side surface of the flexible display panel;
the second support portion includes: the first connecting part is connected with the sub-supporting components; each of the sub-support assemblies includes: the first plane supporting part, the second plane supporting part, connect the second rotation department of the said first plane supporting part and said second plane supporting part;
the second plane support part is connected with the first rotating part.
The display device that this application embodiment provided, because connect through the second rotation portion between first plane supporting part and the second plane supporting part, can form arbitrary angle between first plane supporting part and the second plane supporting part promptly, when flexible display panel need curl, can control the contained angle between first plane supporting part and the second plane supporting part and be 180 degrees for first plane supporting part and second plane supporting part and flexible display panel's second surface contact, thereby make the second supporting part can curl along with flexible display panel. When the flexible display panel needs to be completely unfolded and laid, the first plane supporting part and the second plane supporting part can be controlled to face towards an included angle smaller than 180 degrees is formed on one side of the second surface of the flexible display panel, so that the flexible display panel can be supported, the tendency that the flexible display panel is curled and folded after being curled and laid due to curling stress is avoided, the display device can be ensured to keep the unfolded state of the flexible display in the using process, and the user experience is improved. In addition, since the second supporting portion includes a plurality of sets of sub-supporting assemblies, the sub-supporting assemblies are not integrally connected with each other, and therefore the second supporting portion does not prevent the display panel from curling. Moreover, the first supporting part is attached to the first surface of the flexible display panel, so that the first supporting part can prevent the flexible display panel from being bent towards the direction departing from the second surface.
Optionally, there is a gap between adjacent second planar supports.
Due to the gaps between the adjacent second plane supporting parts, the curling compression space of the curlable support frame can be reserved when the display device is curled.
Optionally, the second planar support is divided into a first region and a second region; the first area is connected with the second rotating part, the second area is adjacent to the first area on one side, away from the second rotating part, of the first area, and the first area translates for a preset distance relative to the second area in the arrangement direction of the sub-support assemblies;
the second region is connected to the first region of a different adjacent second planar support portion by the first connection portion.
Optionally, the first rotating part includes: the first rotating shaft and the torsion springs are positioned in the first rotating shaft and correspond to the sub-supporting assemblies one by one; the torsion spring has: the first line end is connected with the first plane supporting part, and the second line end is connected with the second plane supporting part.
The display device that this application embodiment provided, because first rotation portion includes torsion spring, under the condition of not applying external force to torsion spring, have the contained angle between torsion spring's the first line segment and the second line end to can make between first plane supporting part and the second plane supporting part under torsion spring's effect, can need just not form the contained angle and support flexible display panel with external force. And when the flexible display panel needs to be curled, under the action of external force, the angle between the first line end and the second line end of the torsion spring is changed into 180 degrees, so that the second supporting part can still be curled along with the flexible display panel.
Optionally, the first support part comprises: and a plurality of third plane supporting parts connected with the first rotating part, wherein no gap exists between the adjacent third plane supporting parts.
Since there is no gap between the adjacent third plane supporting parts, it is possible to prevent the flexible display panel from having a tendency to bend toward the first surface, and it is also possible to provide a supporting platform for the angle change between the first plane supporting part and the second plane supporting part to ensure the supporting positions of the first plane supporting part and the second plane supporting part.
Optionally, the support frame assembly further comprises: the second support frames are respectively arranged on the opposite peripheral areas, and the extending direction of the second support frames is intersected with the extending direction of the first support frames; the second support frame is a crimpable support frame, or the second support frame is a rigid support frame.
Optionally, the rigid support frame is a cylindrical support frame; the second support frame includes: the device comprises a first cylindrical support frame and a second cylindrical support frame, wherein the cross section area of the first cylindrical support frame is larger than that of the second cylindrical support frame; the second cylindrical support frame is a curling shaft of the display device.
Optionally, the first support frame and the second support frame are connected to each other.
Thereby further improving the supporting effect of the display device.
Optionally, the support frame assembly is connected to the flexible display panel by a sealant. So that water and oxygen can be isolated from the peripheral region of the flexible display panel.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic diagram of a display device according to an embodiment of the present disclosure;
FIG. 2 is a top view of a region B in FIG. 1 according to an embodiment of the present disclosure;
FIG. 3 is a cross-sectional view of AA' of FIG. 2, as provided in embodiments of the present application;
FIG. 4 is a top view of another area B of FIG. 1 according to an embodiment of the present disclosure;
FIG. 5 is a cross-sectional view of AA' of FIG. 2 according to an embodiment of the present application;
fig. 6 is a schematic view of a first rotating portion according to an embodiment of the present disclosure;
fig. 7 is a schematic view of a first supporting portion according to an embodiment of the present disclosure;
fig. 8 is a schematic view of another display device provided in an embodiment of the present application;
fig. 9 is a schematic view of another display device provided in an embodiment of the present application;
fig. 10 is a schematic view of another display device provided in an embodiment of the present application;
fig. 11 is a schematic view of another display device provided in an embodiment of the present application.
Detailed Description
An embodiment of the present application provides a display device, as shown in fig. 1, the display device includes: a flexible display panel 1, and a support frame assembly 2; the flexible display panel 1 is provided with a display area 3 and a peripheral area 4 surrounding the display area 3, and the support frame assembly 2 is connected with the flexible display panel 1 at the peripheral area 4;
the support frame assembly 2 includes: the first support frames 5 are respectively arranged on the opposite peripheral areas 4, and the first support frames 5 are rollable support frames 21.
It should be noted that, the display device shown in fig. 1 provided in the embodiment of the present application is a rollable display device, the first support frame 5 extends along a first direction X, and when the display device needs to be rolled, the first support frame and the flexible display panel are bent and rolled along the first direction X, that is, the display device is rolled along the extending direction of the first support frame, wherein a bending axis of the display device is parallel to a second direction Y, and the first direction X is perpendicular to the second direction Y. When the rolled display device is unfolded, the flexible display panel is supported by the first support frame.
The display device that this application embodiment provided includes the support frame that can curl, when needs curl the display device, the support frame that can curl thereupon, when needs expand the display device who curls and use, the support frame that can curl can support flexible display panel, prevents that the display device who expands from curling and folds to make display device keep the state of laying flat in the use, convenience of customers operates display device, promotes user experience. Moreover, when the flexible display panel is curled, the support frame capable of being curled can also avoid direct contact friction between different areas of the flexible display panel, so that the damage of a packaging layer of the flexible display panel can be avoided, and the service life of the flexible display panel is prolonged.
Alternatively, the top view of the area B in fig. 1 is shown in fig. 2, the cross-section AA' in fig. 2 is shown in fig. 3, and the flexible display panel has opposite first and second surfaces 6 and 7 and a side surface 8 connecting the first and second surfaces 6 and 7; when the display device needs to be curled, curling is carried out towards the second surface 7 side;
the crimpable scaffold comprises: a first supporting part 9 attached to the first surface 6, a second supporting part 10 positioned on the side of the second surface 7 away from the first surface 6, and a first rotating part 11 connecting the first supporting part 9 and the second supporting part 10; the first rotating part 11 is connected with the side surface 8 of the flexible display panel 1;
the second support portion 10 includes: a plurality of sets of sub-support members 12, and a first connecting portion 13 connecting the sub-support members 12; each of the sub-support members 12 includes: a first plane support part 14, a second plane support part 15, a second rotation part 16 connecting the first plane support part 14 and the second plane support part 15;
the second plane support 15 is connected to the first rotation portion 11.
The display device that this application embodiment provided, because connect through the second rotation portion between first plane supporting part and the second plane supporting part, can form arbitrary angle between first plane supporting part and the second plane supporting part promptly, when flexible display panel need curl, can control the contained angle between first plane supporting part and the second plane supporting part and be 180 degrees for first plane supporting part and second plane supporting part and flexible display panel's second surface contact, thereby make the second supporting part can curl along with flexible display panel. When the flexible display panel needs to be completely unfolded and laid, the first plane supporting part and the second plane supporting part can be controlled to face towards an included angle smaller than 180 degrees is formed on one side of the second surface of the flexible display panel, so that the flexible display panel can be supported, the tendency that the flexible display panel is curled and folded after being curled and laid due to curling stress is avoided, the display device can be ensured to keep the unfolded state of the flexible display in the using process, and the user experience is improved. In addition, since the second supporting portion includes a plurality of sets of sub-supporting assemblies, the sub-supporting assemblies are not integrally connected with each other, and therefore the second supporting portion does not prevent the display panel from curling. Moreover, the first supporting part is attached to the first surface of the flexible display panel, so that the first supporting part can prevent the flexible display panel from being bent towards the direction departing from the second surface.
Alternatively, as shown in fig. 2, there is a gap between adjacent second plane supports 15.
Due to the gaps between the adjacent second plane supporting parts, the curling compression space of the curlable support frame can be reserved when the display device is curled.
Alternatively, as shown in fig. 2, the second planar support 15 is divided into a first region 17 and a second region 18; the first region 17 is connected to the second rotating part 16, the second region 18 is adjacent to the first region 17 on a side of the first region 17 away from the second rotating part 16, and the first region 17 is shifted by a preset distance relative to the second region 18 in the direction in which the sub-support assemblies 12 are arranged;
the second region 18 is connected to the first region 17 of a different adjacent second planar support 15 by the first connection 13.
Namely, the second plane supporting parts are inverted Z-shaped, so that two adjacent second plane supporting parts are conveniently connected.
Alternatively, as shown in fig. 2, when the second planar support portion is in the inverted "Z" shape, in the first direction X, the dimension h1 of the first connection portion 13 is smaller than the dimension h2 of the region of the second planar support portion 15 where the second region 18 protrudes with respect to the first region 17. The rollable support stand is thereby more easily rolled with the flexible display panel.
Of course, the shape of the second planar support portion may be other shapes, for example, as shown in fig. 4, the shape of the second planar support portion is rectangular.
In fig. 3, the first rotating portion 11 is connected to the flexible display panel 1 only at the side surface 8 of the flexible display panel, but of course, as shown in fig. 5, the first rotating portion 11 may be connected to the first surface 6 and the second surface 7 of the flexible display panel.
Alternatively, as shown in fig. 6, the first rotating portion includes: a first rotating shaft 25, and torsion springs 26 located in the first rotating shaft 25 and corresponding to the sub-support assemblies one by one; the torsion spring has: a first wire end 27 connected to said first planar support and a second wire end 28 connected to said second planar support.
The display device that this application embodiment provided, because first rotation portion includes torsion spring, under the condition of not applying external force to torsion spring, have the contained angle between torsion spring's the first line segment and the second line end to can make between first plane supporting part and the second plane supporting part under torsion spring's effect, can need just not form the contained angle and support flexible display panel with external force. And when the flexible display panel needs to be curled, under the action of external force, the angle between the first line end and the second line end of the torsion spring is changed into 180 degrees, so that the second supporting part can still be curled along with the flexible display panel.
Of course, the first rotating part may also only include the first rotating shaft, but when the display device is unfolded, the user is required to adjust the included angle between the first plane supporting part and the second plane supporting part to support the display device.
Alternatively, as shown in fig. 7, the first support part includes: the plurality of third plane supporting parts 19 connected to the first rotating part 11 have no gap between the adjacent third plane supporting parts 19.
Since there is no gap between the adjacent third plane supporting parts, it is possible to prevent the flexible display panel from having a tendency to bend toward the first surface, and it is also possible to provide a supporting platform for the angle change between the first plane supporting part and the second plane supporting part to ensure the supporting positions of the first plane supporting part and the second plane supporting part.
When the display device is rolled, the third plane supporting parts are separated from each other, and the flexible display panel is rolled.
Optionally, as shown in fig. 8 and 9, the supporting frame assembly 2 further includes: the second supporting frames 20 are respectively arranged on the opposite peripheral areas, and the extending direction of the second supporting frames 20 is intersected with the extending direction of the first supporting frames 5; as shown in fig. 8, the second stock 20 is a crimpable stock 21, or as shown in fig. 9, the second stock 20 is a rigid stock 22.
According to the display device shown in fig. 8 provided by the embodiment of the application, since the first support frame and the second support frame are both the rollable support frames, the display device can be rolled along the first direction X and the second direction Y.
According to the display device shown in fig. 9 provided by the embodiment of the application, the second support frame is the rigid support frame, so that the support effect of the display device in the extension direction of the rigid support frame can be further improved.
Optionally, the rigid support frame is a cylindrical support frame; as shown in fig. 10 and 11, the second support frame includes: the device comprises a first cylindrical support frame 23 and a second cylindrical support frame 24, wherein the cross-sectional area of the first cylindrical support frame 23 is larger than that of the second cylindrical support frame 24; the second cylindrical support 24 is a curling shaft of the display device.
In fig. 10, the cylindrical support stand is connected to the flexible display panel only at the side, and in fig. 11, the cylindrical support stand is connected to the flexible display panel at the side and the first and second surfaces.
Alternatively, as shown in fig. 8 and 9, the first support frame 5 and the second support frame 20 are connected with each other.
Thereby further improving the supporting effect of the display device.
Optionally, the support frame assembly is connected to the flexible display panel by a sealant.
So that water and oxygen can be isolated from the peripheral region of the flexible display panel.
Specifically, when the support frame assembly includes the rollable support frame, the first rotating portion of the rollable support frame is connected with the flexible display panel by the sealant. When the supporting frame assembly further comprises a rigid supporting part and the rigid supporting part comprises a first cylindrical supporting frame and a second cylindrical supporting frame, the first cylindrical supporting frame and the second cylindrical supporting frame can also be connected with the flexible display panel through the sealant.
To sum up, but the display device that this application embodiment provided includes curling support frame, when needs curl the display device, can curl the support frame thereupon, when needs expand the display device who curls and use, can curl the support frame and can support flexible display panel, prevent that the display device who expands from curling and fold to make display device keep the state of laying flat in the use, convenience of customers operates display device, promotes user experience. Moreover, when the flexible display panel is curled, the support frame capable of being curled can also avoid direct contact friction between different areas of the flexible display panel, so that the damage of a packaging layer of the flexible display panel can be avoided, and the service life of the flexible display panel is prolonged.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (9)
1. A display device, characterized in that the display device comprises: a flexible display panel, and a support frame assembly; the flexible display panel is provided with a display area and a peripheral area surrounding the display area, and the supporting frame assembly is connected with the flexible display panel at the peripheral area;
the support frame assembly includes: the first support frames are respectively arranged on the opposite peripheral areas and can be curled;
the flexible display panel is provided with a first surface, a second surface and a side face, wherein the first surface is opposite to the second surface, and the side face is connected with the first surface and the second surface;
the crimpable scaffold comprises: the first supporting part is attached to the first surface, the second supporting part is positioned on one side, away from the first surface, of the second surface, and the first rotating part is used for connecting the first supporting part and the second supporting part; the first rotating part is connected with the side surface of the flexible display panel;
the second support portion includes: the first connecting part is connected with the sub-supporting components; each of the sub-support assemblies includes: the first plane supporting part, the second plane supporting part, connect the second rotation department of the said first plane supporting part and said second plane supporting part;
the second plane support part is connected with the first rotating part.
2. The display device according to claim 1, wherein a gap is provided between adjacent second plane supports.
3. The display device according to claim 1, wherein the second plane support portion is divided into a first region and a second region; the first area is connected with the second rotating part, the second area is adjacent to the first area on one side, away from the second rotating part, of the first area, and the first area translates for a preset distance relative to the second area in the arrangement direction of the sub-support assemblies;
the second region is connected to the first region of a different adjacent second planar support portion by the first connection portion.
4. The display device according to claim 1, wherein the first rotating portion includes: the first rotating shaft and the torsion springs are positioned in the first rotating shaft and correspond to the sub-supporting assemblies one by one; the torsion spring has: the first line end is connected with the first plane supporting part, and the second line end is connected with the second plane supporting part.
5. The display device according to claim 1, wherein the first support portion comprises: and a plurality of third plane supporting parts connected with the first rotating part, wherein no gap exists between the adjacent third plane supporting parts.
6. The display device of claim 1, wherein the support frame assembly further comprises: the second support frames are respectively arranged on the opposite peripheral areas, and the extending direction of the second support frames is intersected with the extending direction of the first support frames; the second support frame is a crimpable support frame, or the second support frame is a rigid support frame.
7. The display device according to claim 6, wherein the rigid support frame is a cylindrical support frame; the second support frame includes: the device comprises a first cylindrical support frame and a second cylindrical support frame, wherein the cross section area of the first cylindrical support frame is larger than that of the second cylindrical support frame; the second cylindrical support frame is a curling shaft of the display device.
8. The display device of claim 6, wherein the first support bracket is interconnected with the second support bracket.
9. The display device of claim 1, wherein the support frame assembly is coupled to the flexible display panel by a sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911134144.5A CN110807993B (en) | 2019-11-19 | 2019-11-19 | Display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911134144.5A CN110807993B (en) | 2019-11-19 | 2019-11-19 | Display device |
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| CN110807993A CN110807993A (en) | 2020-02-18 |
| CN110807993B true CN110807993B (en) | 2021-10-22 |
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| CN201911134144.5A Active CN110807993B (en) | 2019-11-19 | 2019-11-19 | Display device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111968524B (en) * | 2020-09-17 | 2022-08-23 | 武汉天马微电子有限公司 | Display device |
| WO2023046079A1 (en) * | 2021-09-26 | 2023-03-30 | 青岛海信激光显示股份有限公司 | Projection apparatus |
| CN115083275B (en) * | 2022-06-20 | 2023-12-22 | 武汉天马微电子有限公司 | Adjustable coupling mechanism, rollable display device and electronic equipment |
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| CN110807993A (en) | 2020-02-18 |
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