CN109904338B - Display screen body and display device - Google Patents
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- CN109904338B CN109904338B CN201910023066.5A CN201910023066A CN109904338B CN 109904338 B CN109904338 B CN 109904338B CN 201910023066 A CN201910023066 A CN 201910023066A CN 109904338 B CN109904338 B CN 109904338B
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Abstract
The embodiment of the invention provides a display screen body and a display device, wherein the display screen body comprises: a support layer; the pixel islands are distributed on the supporting layer in an array manner; a wire electrically connected to the at least one pixel island; wherein at least one pixel island is rotatably disposed on the support layer by the rotating member. The display screen body comprises a supporting layer and pixel islands arranged on the supporting layer, wherein two adjacent pixel islands are connected through a lead. At least one pixel island is rotatably arranged on the supporting layer through the rotating part, and in the stretching process of the display screen body, on the basis that most of tensile stress is released by the lead, the damage of stretching to the display screen body can be greatly reduced through the rotation of the pixel island, and meanwhile, a part of tensile stress is shared, so that the stretching performance of the screen body is further improved, and the lead is prevented from being broken in the stretching process of the screen body.
Description
Technical Field
The invention relates to the technical field of display equipment, in particular to a display screen body and a display device.
Background
Organic Light-Emitting diodes (OLEDs) are active Light-Emitting devices. Compared with the traditional Liquid Crystal Display (LCD) Display mode, the OLED Display technology does not need a backlight lamp and has the self-luminous characteristic. The OLED adopts a thin organic material film layer and a glass substrate, and when a current flows, the organic material can emit light. Therefore, the OLED display panel can save electric energy remarkably, can be made lighter and thinner, can endure a wider range of temperature variation than the LCD display panel, and has a larger visual angle. The OLED display panel is expected to become a next-generation flat panel display technology following the LCD, and is one of the technologies that receives the most attention among the flat panel display technologies at present.
With the development of display technology and the increasing demand of people for visual display, stretch display is in progress. However, due to the current screen body design, three sides of the screen body are provided with linear leads extending along a preset direction, and one side of the screen body is used for binding an FPC/IC, so that the stretching direction of the screen body is limited. Meanwhile, in the process that the screen body is stretched, the lead is easy to break, and the screen body is abnormal in display, invalid and even scrapped.
Therefore, a new display panel and a new display device are needed.
Disclosure of Invention
The embodiment of the invention provides a display screen body and a display device, and aims to solve the problem that a wire is easy to break in the stretching process of the screen body.
An embodiment of the present invention provides a display screen, including: a support layer; the pixel islands are distributed on the supporting layer in an array manner; a wire electrically connected to the at least one pixel island; wherein at least one pixel island is rotatably disposed on the support layer by the rotating member.
According to one aspect of the invention, the rotating component comprises a rotating component and a sleeve matched with each other, one of the rotating component and the sleeve is arranged on the supporting layer, and the other one of the rotating component and the sleeve is arranged on one side of the pixel island facing the supporting layer.
According to one aspect of the invention, the sleeve is arranged on the supporting layer, and the sleeve comprises an accommodating cavity;
the rotating piece is arranged on one side of the pixel island facing the supporting layer and protrudes out of the surface of the pixel island;
the rotating piece is positioned in the accommodating cavity and can be rotatably arranged in the accommodating cavity.
According to an aspect of the present invention, the rotating member further includes a buffer layer disposed between the sleeve and the rotating member such that the rotating member is rotatably disposed through the buffer layer and the sleeve.
According to one aspect of the invention, the buffer layer is arranged in the accommodating cavity and is provided with an accommodating space, and the rotating piece is positioned in the accommodating space;
the rotatable member may be rotatably disposed relative to the cushioning layer and/or the cushioning layer may be rotatably disposed relative to the sleeve.
According to one aspect of the present invention, adjacent two pixel islands are connected to each other by a wire, the pixel islands are rotatably disposed about a rotation axis with respect to the support layer, and the wire does not pass through the rotation axis in an extending direction between the adjacent two pixel islands.
According to one aspect of the invention, the wire comprises a first section and a second section which are distributed in succession, the first section is formed to extend along a first direction, the second section is formed to extend along a second direction, and the first direction and the second direction are intersected;
according to one aspect of the invention, the conducting wire further comprises a first segment, a second segment and a third segment which are distributed in sequence, the first segment is formed by extending along a first direction, the second segment is formed by extending along a second direction, the third segment is formed by extending along a third direction, the first segment, the second segment and the third segment are distributed in sequence to form the conducting wire, and the third direction intersects with the first direction and the second direction.
According to one aspect of the invention, the wire is bent and formed along a zigzag path in a three-dimensional space; preferably, the wire is bent along a trapezoidal path or an arc path in the three-dimensional space.
The invention further provides a display device which comprises the display screen body.
The display screen body comprises a supporting layer and pixel islands arranged on the supporting layer, wherein two adjacent pixel islands are connected through a lead. The at least one pixel island is rotatably arranged on the supporting layer through the rotating component, and in the stretching process of the display screen body, the stretching stress can be absorbed through the rotation of the pixel island, so that the stretching performance of the screen body is effectively improved. Therefore, in the display screen body, on the basis that the lead releases most of tensile stress in the stretching process of the display screen body, the damage of the stretching to the display screen body can be greatly reduced through the rotation of the pixel islands, and a part of tensile stress is shared, so that the stretching performance of the screen body is further improved, and the lead is prevented from being broken in the stretching process of the screen body.
Drawings
Other features, objects and advantages of the invention will become apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings in which like or similar reference characters refer to the same or similar parts.
FIG. 1 is a schematic structural diagram of a display panel according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
fig. 3 is a cross-sectional view of fig. 2.
Description of reference numerals:
100. a pixel island;
200. a wire;
300. a rotating member;
310. a rotating member;
320. a buffer layer;
330. a kit;
400. and (4) a support layer.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order to avoid unnecessarily obscuring the present invention; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The directional terms appearing in the following description are intended to be illustrative in all directions, and are not intended to limit the specific construction of embodiments of the present invention. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as either a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.
For better understanding of the present invention, the display screen body and the display device according to the embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
Fig. 1 is a display screen body according to an embodiment of the present invention, which includes: a support layer 400; pixel islands 100 distributed in an array on the support layer 400; a conductive line 200 electrically connected to at least one pixel island 100; wherein at least one pixel island 100 is rotatably disposed to the support layer 400 by the rotation member 300.
The mutual arrangement position between the conductive line 200 and the pixel island 100 is not limited herein, and preferably, two adjacent pixel islands 100 are connected to each other by the conductive line 200, so that two adjacent pixel islands 100 can transmit an electrical signal or other signals through the conductive line 200.
In the display screen body of the invention, the display screen body comprises a support layer 400 and pixel islands 100 arranged on the support layer 400, and two adjacent pixel islands 100 are connected through a lead 200. At least one pixel island 100 is rotatably disposed on the supporting layer 400 through the rotating component 300, and in the process of stretching the display screen, the tensile stress can be absorbed through the rotation of the pixel island 100, so that the stretching performance of the screen is effectively improved. Therefore, in the display screen body of the invention, on the basis that the wire 200 releases most of the tensile stress in the stretching process of the display screen body, the damage of the stretching to the display screen body can be greatly reduced through the rotation of the pixel island 100, and a part of the tensile stress is shared, so that the wire 200 is prevented from being broken in the stretching process of the screen body; and the pixel island 100 can be prevented from being damaged in the stretching process or the position of the pixel island 100 is shifted, so that the stretching performance of the screen body is further improved.
In some alternative embodiments, the pixel islands 100 are rotatably disposed about a rotation axis with respect to the support layer 400, and the extension direction of the conductive line 200 between two adjacent pixel islands 100 does not pass through the rotation axis.
The extending direction of the conductive line 200 refers to the overall extending direction of the conductive line 200 between two pixel islands 100, and can be considered as the extending direction of the connecting line between two opposite ends of the conductive line 200.
In these alternative embodiments, it is preferable that the extension direction of the conductive wire 200 between two adjacent pixel islands 100 does not pass through a rotation axis, and during the stretching of the screen body, when the conductive wire 200 is under a force, the pixel islands 100 can rotate around the rotation axis under the driving of the conductive wire 200, so that the rotation of the pixel islands 100 can be used to absorb the tensile stress, and the conductive wire 200 is prevented from breaking during the stretching of the screen body.
Referring to fig. 2 and fig. 3 together, the rotation component 300 may be disposed in various ways, and in some alternative embodiments, the rotation component 300 includes a rotation component 310 and a sleeve component 330 that are matched with each other, one of the rotation component 310 and the sleeve component 330 is disposed on the supporting layer 400, and the other is disposed on a side of the pixel island 100 facing the supporting layer 400. The rotation member 310 and the sleeve member 330 are matched with each other, and the rotation member 310 and the sleeve member 330 are rotatably disposed with respect to each other, so that the pixel island 400 can be rotated with respect to each other by the rotation member 310 and the sleeve member 330.
In some optional embodiments, the supporting layer 400 is a flexible substrate, and each pixel island 100 includes a TFT device layer and an OLED device layer that are sequentially stacked; one of the rotator 310 and the sleeve 330 is disposed on the flexible substrate, and the other is disposed on the TFT device layer facing the flexible substrate. The flexible substrate layer, the TFT device layer and the OLED device layer are provided with a rotation member 310 and a sleeve member, which are matched with each other, so that the TFT device layer and the OLED device layer can rotate relative to the flexible substrate layer through the rotation member 300.
In other alternative embodiments, the support layer 400 includes a flexible substrate and a TFT device layer stacked on the flexible substrate, and each pixel island 100 includes an OLED device layer; one of the rotational member 310 and the sleeve member 330 is disposed on a planarization layer of the TFT device layer, and the other is disposed on the OLED device layer toward the TFT device layer side. Such that the OLED device layer may be rotated relative to the TFT device layer and the flexible substrate layer by the rotating member 300.
The arrangement of the support layer 400 and the pixel islands 100 is not limited thereto as long as the pixel islands 100 can be rotated with respect to the support layer 400 by the rotating member 300.
In some alternative embodiments, the sleeve 330 is disposed on the support layer 400, and the sleeve 330 includes a receiving cavity; the rotation member 310 is disposed on a side of the pixel island 100 facing the support layer 400, and the rotation member 310 is disposed to protrude from the surface of the pixel island 100; the rotation member 310 is located in the accommodation chamber and rotatably disposed therein.
In these optional embodiments, the kit 330 is disposed on the supporting layer 400, the kit 330 forms an accommodating cavity on the supporting layer 400, and meanwhile, since the thickness of the supporting layer 400 at the position of the accommodating cavity is smaller, and even the accommodating cavity penetrates through the supporting layer 400, the flexibility of the supporting layer 400 can be improved by disposing the accommodating cavity, the stretching performance of the stretching screen body is improved, the rotating member 310 is disposed on the pixel island 100, and the rotating member 310 protrudes from the surface of the pixel island 100, and the hardness of the pixel island 100 can be improved by disposing the rotating member 310, so that each device on the pixel island 100 is not easily affected by the stretching of the display screen body, and thus the stability of the position of each device on the pixel island 100 is ensured.
The sleeve 330 can be disposed on the support layer 400 in various ways, for example, the sleeve 330 is a groove opened on the support layer 400, and the groove includes a receiving cavity and the like.
In other alternative embodiments, the rotation member 310 may also be disposed on the supporting layer 400, and the rotation member 310 protrudes from the surface of the supporting layer 400 facing the pixel island 100; the assembly 330 is disposed on the pixel island 100, and the assembly 330 includes a receiving cavity and the like. As long as one of the rotating member 310 and the sleeve member 330 is disposed on the supporting layer 400 and the other is disposed on the pixel island 100, the supporting layer 400 and the pixel island 100 can rotate relative to each other through the rotating member 310 and the sleeve member 330.
In some optional embodiments, the rotating member 300 further comprises a buffer layer 320, the buffer layer 320 being disposed between the sleeve 330 and the rotating member 310, such that the rotating member 310 is rotatably disposed through the buffer layer 320 and the sleeve 330.
In these alternative embodiments, the rotating component 300 further includes a buffer layer 320 disposed between the rotating component 310 and the external component 330, and the buffer layer 320 can reduce wear between the rotating component 310 and the external component 330, and can also ensure better rotation between the rotating component 310 and the external component 330, and at the same time, reduce the influence of the rotation on the pixel island 100 itself, and improve the service life of the pixel island 100, thereby improving the service life of the display screen body.
The buffer layer 320 can be disposed in various ways, and in some alternative embodiments, the buffer layer 320 is disposed in the accommodating cavity, and the buffer layer 320 has an accommodating space in which the rotating member 310 is located.
It is understood that the relative motion between the rotating member 310, the buffer layer 320 and the sleeve 330 is not limited herein, for example, the rotating member 310 may be rotatably disposed relative to the buffer layer 320, or the buffer layer 320 may be rotatably disposed relative to the sleeve 330.
Preferably, the rotating member 310 is rotatably disposed relative to the cushioning layer 320, and the cushioning layer 320 is rotatably disposed relative to the sleeve member 330.
In these optional embodiments, the rotation member 310, the buffer layer 320, and the external member 330 may be rotatably disposed between two of them, so as to improve the rotation performance of the pixel island 100, and facilitate the rotation of the pixel island 100, and the rotation of the pixel island 100 can be realized as long as the rotation member 310 rotates relative to the buffer layer 320 or the buffer layer 320 rotates relative to the external member 330, so as to improve the service life of the whole rotation member 300, and further improve the service life of the display screen.
The shape of the conductive line 200 is not limited herein, and it is preferable that the conductive line 200 is connected between two adjacent pixel islands 100. In some alternative embodiments, the wire 200 is a bent wire 200.
In these alternative embodiments, the conductive wire 200 is a bent conductive wire 200, and the bending of the conductive wire 200 can improve the tensile property of the conductive wire 200, further ensure that the conductive wire 200 is not easily broken during the stretching process of the screen body, and enable the screen body to receive a larger amount of stretching.
The curved shape of the conductive wire 200 is not limited herein, and the conductive wire 200 may be formed to extend along a trapezoidal array path in a two-dimensional plane, or the conductive wire 200 may be formed to extend along a wave-shaped path, etc. In these alternative embodiments, the wire 200 is formed by extending along a regular path, which facilitates to improve the tensile property of the wire 200 and also facilitates the manufacturing and forming of the wire 200.
In order to further improve the tensile property of the conductive wire 200, the conductive wire 200 is formed to extend in different directions in a space, for example, the conductive wire 200 includes a first section and a second section which are sequentially distributed, the first section is formed to extend in a first direction (X direction in fig. 2), the second section is formed to extend in a second direction (Y direction in fig. 2), and the first direction and the second direction intersect; alternatively, the conductive line 200 further includes a first segment, a second segment and a third segment, which are sequentially distributed, the first segment is formed to extend along the first direction (X direction in fig. 2), the second segment is formed to extend along the second direction (Y direction in fig. 2), the third segment is formed to extend along the third direction (Z direction in fig. 2), the first segment, the second segment and the third segment are sequentially distributed to form the conductive line 200, and the third direction intersects with both the first direction and the second direction.
In these alternative embodiments, the wire 200 is bent in three dimensions in the space, and the wire 200 is formed by extending along two or three different directions, so that the bending resistance of the wire 200 can be further improved, and the wire 200 is prevented from breaking during the stretching process of the screen body.
Further, the conductive line 200 extends along a trapezoidal path in the three-dimensional space, and for example, includes a first segment, a second segment and a third segment, wherein the first segment, the second segment and the third segment are sequentially distributed, the first segment extends and forms along the direction X in fig. 2 in a downward slope, the second segment extends and forms along the direction Y in fig. 2 in an upward slope, the third segment extends and forms along the direction Z in fig. 3 in an upward slope, and the first segment, the second segment and the third segment are sequentially distributed to form the conductive line 200. So that the conductive wire 200 is bent along a trapezoidal path throughout the three-dimensional space.
It is understood that the arrangement of the wire 200 is not limited thereto, and the wire 200 may be bent along an arc-shaped path in a three-dimensional space.
In the stretching process of the display screen, for example, the bending wire 200 is firstly stressed and absorbs most of the tensile stress, when the tensile stress is too large, a small part of the tensile stress can be absorbed by the rotation of the pixel island 100, and the pixel island 100 can be prevented from being damaged in the stretching process or the position of the pixel island 100 can be prevented from being shifted, so that the stretching performance of the screen is further improved.
A second embodiment of the present invention further provides a display device, including the display screen body according to any one of the first embodiments. Since the display device of the present invention includes the display screen body according to any of the first embodiments, the display device of the present invention has the beneficial effects of the display screen body according to any of the first embodiments, and details thereof are not repeated herein.
The display device may be a computer display screen, a mobile phone display screen, or the like, which is not limited herein. As long as the display device includes the display screen body of any of the above embodiments.
The present invention may be embodied in other specific forms without departing from its spirit or essential characteristics. For example, the algorithms described in the specific embodiments may be modified without departing from the basic spirit of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (9)
1. A display screen body, comprising:
a support layer;
the pixel islands are distributed on the supporting layer in an array manner;
a conductive line electrically connected to at least one of the pixel islands;
wherein at least one pixel island is rotatably arranged on the supporting layer through a rotating component, and the pixel island is arranged on the supporting layer in a planar rotation manner around a rotating shaft relative to the supporting layer;
the rotating part comprises a rotating part and a sleeve part which are matched with each other, the sleeve part is arranged on the supporting layer, and the sleeve part comprises an accommodating cavity; the rotating piece is arranged on one side, facing the supporting layer, of the pixel island and protrudes out of the surface of the pixel island; the rotating piece is located in the containing cavity and can be rotatably arranged in the containing cavity.
2. The display screen body of claim 1, wherein the rotating member further comprises a buffer layer disposed between the sleeve and the rotating member such that the rotating member is rotatably disposed through the buffer layer and the sleeve.
3. The display screen body of claim 2,
the buffer layer is arranged in the accommodating cavity and provided with an accommodating space, and the rotating piece is positioned in the accommodating space;
the rotating piece is rotatably arranged relative to the buffer layer, and/or the buffer layer is rotatably arranged relative to the sleeve piece.
4. The display screen body of claim 1, wherein two adjacent pixel islands are connected to each other by the conductive line, and the conductive line does not pass through the rotation axis in an extending direction between the two adjacent pixel islands.
5. The display screen body of claim 1,
the conducting wire comprises a first section and a second section which are distributed in sequence, the first section is formed in a first direction in an extending mode, the second section is formed in a second direction in an extending mode, and the first direction and the second direction are intersected.
6. The display screen body of claim 1,
the conducting wire further comprises a first segment, a second segment and a third segment which are distributed in sequence, wherein the first segment extends and forms along a first direction, the second segment extends and forms along a second direction, the third segment extends and forms along a third direction, the first segment, the second segment and the third segment are distributed in sequence to form the conducting wire, and the third direction intersects with the first direction and the second direction.
7. The display screen body of claim 1, wherein the conductive lines are formed by bending along a zigzag path in the three-dimensional space.
8. The display screen body of claim 7, wherein the conductive wires are bent along a trapezoidal path or an arc path in the three-dimensional space.
9. A display device comprising the display screen body according to any one of claims 1 to 8.
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| CN201910023066.5A CN109904338B (en) | 2019-01-10 | 2019-01-10 | Display screen body and display device |
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| CN201910023066.5A CN109904338B (en) | 2019-01-10 | 2019-01-10 | Display screen body and display device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111681546B (en) * | 2019-07-26 | 2022-02-08 | 友达光电股份有限公司 | Element array substrate and display device |
| CN116234375A (en) * | 2020-03-16 | 2023-06-06 | 京东方科技集团股份有限公司 | Flexible substrate and display device |
| TWI742977B (en) * | 2020-08-21 | 2021-10-11 | 友達光電股份有限公司 | Stretchable pixel array substrate |
| CN113888965B (en) * | 2020-08-21 | 2023-09-26 | 友达光电股份有限公司 | Stretching display |
| CN112054045B (en) * | 2020-08-26 | 2023-11-21 | 合肥维信诺科技有限公司 | Display panel and display device |
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| CN108878486A (en) * | 2018-06-26 | 2018-11-23 | 京东方科技集团股份有限公司 | Display base plate and preparation method thereof, display device |
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| US20140299362A1 (en) * | 2013-04-04 | 2014-10-09 | Electronics And Telecommunications Research Institute | Stretchable electric device and manufacturing method thereof |
| KR102224743B1 (en) * | 2014-10-21 | 2021-03-09 | 삼성디스플레이 주식회사 | Stretchable organic light emitting display apparatus |
| KR102271598B1 (en) * | 2015-04-01 | 2021-07-02 | 삼성디스플레이 주식회사 | Stretchable device |
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| CN107994052A (en) * | 2016-10-26 | 2018-05-04 | 三星显示有限公司 | Display device |
| CN108878486A (en) * | 2018-06-26 | 2018-11-23 | 京东方科技集团股份有限公司 | Display base plate and preparation method thereof, display device |
| CN108933148A (en) * | 2018-07-31 | 2018-12-04 | 上海天马微电子有限公司 | Display panel and display device |
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