CN211787961U - Display device - Google Patents
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- CN211787961U CN211787961U CN202020379891.7U CN202020379891U CN211787961U CN 211787961 U CN211787961 U CN 211787961U CN 202020379891 U CN202020379891 U CN 202020379891U CN 211787961 U CN211787961 U CN 211787961U
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Abstract
The embodiment of the utility model discloses a display device, which comprises at least one bending area and at least two non-bending areas, wherein the bending area is positioned between the adjacent non-bending areas; the display device includes: the display device comprises a display panel, a first supporting layer and an electromagnet; the first supporting layer and the electromagnet are positioned on the same side of the display panel, and the first supporting layer is positioned in the non-bending area; the electromagnet is positioned in the bending area; the electromagnet comprises a first part and a second part; the first end of the first part is connected with the non-bending area; the first end of the second part is connected with the non-bending area; the second end of the first part is arranged in opposite contact with the second end of the second part; when the bending area is bent, the electromagnet is in a power-off state; when the bending area is flat, the electromagnet is in a power-on state, and the second end of the first part is attracted to the second end of the second part. The embodiment of the utility model provides a, through setting up the electro-magnet in the district of buckling, both can increase support performance, can reduce the degree of difficulty that display device buckled again.
Description
Technical Field
The embodiment of the utility model provides a flexible display field especially relates to a display device.
Background
With the development of display technology, flexible display devices have gained wide attention in the industry due to the flexible nature of the flexible display devices.
Flexible display device includes bending region and non-bending region among the prior art, because usually at the protection architecture department grooving of flexible display panel bending region or set up graphical pattern, toughness when promoting flexible display panel's buckling, but grooving or set up graphical pattern after, can reduce protection architecture's support performance, also can reduce protection architecture's hardness simultaneously, when display panel stretches, be difficult to provide powerful support and protection, if increase protection architecture's hardness, then when display panel buckles, the cracked condition of the internal structure machinery of screen appears easily, lead to the screen body to damage.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a display device, aim at improve display device support performance, reduce the degree of difficulty of buckling.
To achieve the above object, an embodiment of the present invention provides a display device, including at least one bending region and at least two non-bending regions, where the bending region is located between adjacent non-bending regions; the display device includes:
the display device comprises a display panel, a first supporting layer and an electromagnet;
the first supporting layer and the electromagnet are positioned on the same side of the display panel, and the first supporting layer is positioned in the non-bending area; the electromagnet is positioned in the bending area;
the electromagnet comprises a first part and a second part; a first end of the first portion is connected to the non-bent region; a first end of the second portion is connected to the non-bent region; the second end of the first part is arranged opposite to the second end of the second part in a contact manner;
when the bending area is bent, the electromagnet is in a power-off state; when the bending area is flat, the electromagnet is in a power-on state, and the second end of the first part is attracted to the second end of the second part.
Optionally, a plurality of groove structures are arranged on one side of the first portion and one side of the second portion, which face the display panel and are away from the display panel.
Optionally, the groove structure has a triangular, rectangular or trapezoidal cross-section.
Alternatively,
a first bonding layer is arranged between the display panel and the plane where the first supporting layer and the electromagnet are located;
a plurality of hollow patterns are arranged on the first supporting layer.
Optionally, a second support layer is further included;
the second supporting layer is positioned on one side of the first supporting layer and one side of the electromagnet, which is far away from the display panel.
Optionally, the second supporting layer at the bending region is provided with an accommodating groove;
the thickness of the electromagnet is larger than that of the first support film.
Optionally, the second support layer comprises a first support and a second support;
when the bending area is unfolded, the first end of the first supporting part is meshed with the first end of the second supporting part in the bending area;
when the bending area is bent, the first end of the first supporting part is separated from the first end of the second supporting part.
Optionally, the first end of the first support comprises at least one first engagement formation; the first end of the second support portion includes at least one second engagement structure;
when the bending area is unfolded, the first engaging structure at the first end of the first supporting part is engaged with the second engaging structure at the first end of the second supporting part in the bending area;
when the bending area is bent, the first engaging structure of the first supporting part is separated from the second engaging structure of the first end of the second supporting part.
Optionally, the second support layer comprises a first support portion, a second support portion, and a third support portion;
the first supporting part, the second supporting part and the third supporting part are positioned on the same plane, and the third supporting part is positioned between the first supporting part and the second supporting part;
the first supporting part and the second supporting part are positioned in the non-bending area; the third supporting part is positioned in the bending area;
the elastic modulus of the third support part is smaller than that of the first support part and smaller than that of the second support part.
Optionally, a second adhesive layer is further disposed between the second support layer and the first support layer.
The embodiment of the utility model provides a display device, through setting up first supporting layer and electro-magnet to be located the same side of display panel, and first supporting layer is located the non-bending region, the electro-magnet is located the bending region and is effective to provide support for the display device; wherein, the electro-magnet includes first portion and second portion, the second end that sets up the first portion of electro-magnet contacts with the second end of second portion relatively, when display device buckles, to the electro-magnet outage, reduce the appeal of the first portion of electro-magnet and second portion, reduce the degree of difficulty that the bending zone was buckled, avoid display device inner structure to take place the condition emergence of mechanical fracture when buckling, when display device is flat, to the electro-magnet circular telegram, make the first portion of electro-magnet and second portion attract each other, further provide effectual support performance for display device.
Drawings
Fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present invention when a bending region is bent.
Fig. 2 is a schematic structural diagram of a display device according to an embodiment of the present invention when a bending region is flattened.
Fig. 3 is a schematic structural diagram of another display device according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a display device according to another embodiment of the present invention when a bending region is flat.
Fig. 5 is a schematic structural diagram of a display device according to another embodiment of the present invention when a bending region is bent.
Fig. 6 is a schematic structural diagram of a display device according to another embodiment of the present invention when a bending region is flat.
Fig. 7 is a schematic structural diagram of a display device according to another embodiment of the present invention when a bending region is bent.
Fig. 8 is a schematic structural diagram of a display device according to another embodiment of the present invention when a bending region is flat.
Fig. 9 is a schematic structural diagram of a display device according to another embodiment of the present invention when a bending region is bent.
Detailed Description
In order to make the technical problem solved, the technical solution adopted and the technical effect achieved by the embodiments of the present invention clearer, the technical solution of the present invention is further described below by referring to the accompanying drawings and by means of specific embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present invention are shown in the drawings.
Fig. 1 is a schematic structural view of a display device when a bending area is bent, and fig. 2 is a schematic structural view of a display device when a bending area is unfolded. Referring to fig. 1 and 2, a display device according to an embodiment of the present invention includes at least one bending region 1 and at least two non-bending regions 2, where the bending region 1 is located between the adjacent non-bending regions 2. The exemplary illustrations of fig. 1 and 2 comprise one inflection zone 1 and two non-inflection zones 2. The display device includes:
a display panel 10, a first support layer 30, and an electromagnet 50;
the first supporting layer 30 and the electromagnet 50 are located on the same side of the display panel 10, and the first supporting layer 30 is located in the non-bending region 2; the electromagnet 50 is positioned in the bending area 1;
the electromagnet 50 comprises a first portion 51 and a second portion 52; a first end of the first portion 51 is connected to the non-bent region 2; a first end of the second portion 52 is connected to the non-bent region 2; the second end of the first portion 51 is disposed in opposing contact with the second end of the second portion 52.
Referring to fig. 1, when the bending region 1 is bent, the electromagnet 50 is in a power-off state. Referring to fig. 2, when the bending region 1 is flattened, the electromagnet 50 is in an energized state, and the second end of the first portion 51 is attracted to the second end of the second portion 52.
The electromagnet 50 is located in the bending region 1 of the display device, and the first supporting layer 30 is located in the non-bending region 2 of the display device, wherein the electromagnet 50 includes a first portion 51 and a second portion 52 that can be separated from each other, the electromagnet 50 and the supporting layer 30 are both located on the same side of the display panel 10, and a first end of the first portion 51 of the electromagnet 50 is connected to the non-bending region 2, and a first end of the second portion 52 of the electromagnet 50 is connected to the non-bending region 2. When the bending area 1 is bent, the electromagnet is powered off, the magnetism of the electromagnet 50 disappears, the first part 51 and the second part 52 of the electromagnet 50 are not attracted any more, the bending difficulty of the bending area 1 is reduced, and the situation that the internal structure of the display device is mechanically broken when the display device is bent is avoided.
When the bending region 1 is flattened, the electromagnet 50 is energized, and the first portion 51 and the second portion 52 of the electromagnet 50 are attracted to each other, so that the electromagnet 50 provides effective support for the display device.
The embodiment of the utility model provides a through set up first supporting layer 30 in non-bending area 2 and for non-bending area 2 provides effective support, set up electro-magnet 50 in bending area 1, when electro-magnet 50 circular telegram, first portion 51 and second portion 52 through electro-magnet 50 attract each other to make electro-magnet 50 provide effective support for bending area 1. When the electromagnet 50 is de-energized, the bending zone 1 is more easily bent since the electromagnet 50 is no longer magnetic. Therefore the embodiment of the utility model provides an on the basis that improves display device support performance, can also reduce the degree of difficulty of buckling.
Alternatively, as shown in fig. 1 and 2, the first portion 51 and the second portion 52 are provided with a plurality of groove structures 53 on both the side facing the display panel 10 and the side facing away from the display panel 10.
Through set up groove structure 53 in first portion 51 and second portion 52, when the bending zone 1 of display device is bent, can release the stress that the bending produced through groove structure 53, because of stress concentration when avoiding bending zone 1 to bend, lead to the condition that the internal rete takes place mechanical fracture.
Optionally, the groove structure 53 is triangular, rectangular or trapezoidal in cross-section.
Illustratively, as shown in fig. 1 and 2, the groove structures 53 are triangular in cross-section.
Alternatively, the groove structures 53 of the first and second portions 51, 52 on the side facing the display panel 10 and on the side facing away from the display panel 10 combine to form an hourglass shape.
Alternatively, the side of the first portion 51 and the second portion 52 facing the side of the display panel 10 where the opening of the groove structure 53 is large faces the display panel 10. The side of the groove structure 53 on the side of the first portion 51 and the second portion 52 facing away from the display panel 10, on which the opening is large, faces away from the display panel 10. This arrangement makes it easier to relieve the stress that is generated when the bending region is bent.
Fig. 3 is a schematic structural diagram of another display device according to an embodiment of the present invention, as shown in fig. 3, alternatively,
a first adhesive layer 20 is arranged between the display panel 10 and the plane where the first supporting layer 30 and the electromagnet 50 are located;
the first supporting layer 30 is provided with a plurality of hollow patterns 60.
The first adhesive layer 20 adheres the first supporting layer 30 and the electromagnet 50 to the display panel 10, and the first adhesive layer 20 is a pressure sensitive adhesive layer. Due to the fact that the groove structures 53 are arranged on the electromagnet 50, the hollow patterns 60 are arranged on the first supporting layer 30, and therefore the first bonding layer 20 can be guaranteed to be even and flat in thickness, and the display device is even, flat and attractive in overall thickness.
Fig. 4 is a schematic structural view of a flat bending region of another display device according to an embodiment of the present invention, and fig. 5 is a schematic structural view of a bent bending region of another display device according to an embodiment of the present invention, as shown in fig. 4 and fig. 5, optionally, a second supporting layer 40 is further included;
the second support layer 40 is located on the side of the first support layer 30 and the electromagnet 50 facing away from the display panel 10.
By adding the second support layer 40, the support performance of the display panel 10 is further improved, and the stability of the display device is increased.
Optionally, the second support layer 40 at the bending region 1 is provided with a receiving groove 401;
the thickness of the electromagnet 50 is greater than the thickness of the first support layer 30.
The embodiment of the utility model provides an among the display device, it sets up electro-magnet 50 to be close to 1 one side of district of buckling at first supporting layer 30, exemplary, adopt fastening bolt to fix electro-magnet 50 on first supporting layer 30, fix on first supporting layer 30 for guaranteeing that electro-magnet 50 is stable firm, the thickness that sets up electro-magnet 50 is greater than the thickness of first supporting layer 30, therefore, be close to one side of electro-magnet 50 at second supporting layer 40, the setting holds recess 401, when second supporting layer 40 is bending, place electro-magnet 50 through holding recess 401, guarantee the holistic planarization of display device, electro-magnet 50 when also buckling for display device simultaneously provides the space of buckling, further stress concentration when having prevented buckling. For example, with reference to fig. 4 and 5, when the display device is bent, the groove structure 53 on the electromagnet 50 provides an effective bending space for the display device, so that the stress during bending can be released effectively, and the stress concentration can be prevented from damaging the inside of the display device.
Fig. 6 is a schematic structural view of a flat bending region of another display device according to an embodiment of the present invention, fig. 7 is a schematic structural view of a flat bending region of another display device according to an embodiment of the present invention, as shown in fig. 6 and 7, optionally, the second supporting layer 40 includes a first supporting portion 41 and a second supporting portion 42;
when the bending region 1 is unfolded, the first end of the first supporting portion 41 is engaged with the first end of the second supporting portion 42 at the bending region 1;
when the bending region 1 is bent, the first end of the first supporting portion 41 is separated from the first end of the second supporting portion 42.
The second supporting layer 40 is provided as the first supporting portion 41 and the second supporting portion 42 which are independent of each other, when the display device is bent, the first supporting portion 41 and the second supporting portion 42 which are independent of each other are separated, so that the second supporting layer 40 is prevented from generating redundant stress when the display device is bent, and when the display device is unfolded, the first supporting portion 41 and the second supporting portion 42 which are independent of each other are engaged, so that effective supporting performance is provided for the display device.
Optionally, the first end of the first support 41 includes at least one first engagement structure 70; the first end of the second support portion 42 includes at least one second engagement structure 80;
when the bending region 1 is unfolded, the first engaging structure 70 at the first end of the first supporting portion 41 is engaged with the second engaging structure 80 at the first end of the second supporting portion 42 at the bending region 1;
when the bending region 1 is bent, the first engaging structure 70 of the first supporting portion 41 is separated from the second engaging structure 80 of the first end of the second supporting portion 42.
Illustratively, as shown in fig. 6 and 7, the first end of the first supporting portion 41 includes two first engaging structures 70, and the first end of the second supporting portion 42 includes one second engaging structure 80, so that the first engaging structure 70 and the second engaging structure 80 are arranged to enable the second supporting layer 40 to be better combined when being flat, improve the flatness of the second supporting layer 40, and enhance the supporting performance of the second supporting layer 40 for the display device; meanwhile, the second supporting layer 40 is easier to separate when being bent, and the bending difficulty is reduced.
Fig. 8 is a schematic structural view of a flat bending region of another display device according to an embodiment of the present invention, fig. 9 is a schematic structural view of a flat bending region of another display device according to an embodiment of the present invention, as shown in fig. 8 and 9, optionally, the second supporting layer 40 includes a first supporting portion 41, a second supporting portion 42 and a third supporting portion 43;
the first support part 41, the second support part 42 and the third support part 43 are positioned on the same plane, and the third support part 43 is positioned between the first support part 41 and the second support part 42;
the first supporting portion 41 and the second supporting portion 42 are located in the non-bending region 2; the third supporting portion 43 is located at the bending region 1;
the elastic modulus of the third support portion 43 is smaller than the elastic modulus of the first support portion 41 and smaller than the elastic modulus of the second support portion 42.
Illustratively, the first support portion 41 and the second support portion 42 are made of aluminum thin plates, and the elastic modulus thereof is set to be greater than 10GPa, and the third support portion 43 is made of ultra-thin glass, and the elastic modulus thereof is set to be less than 3 GPa. The first supporting part 41 and the second supporting part 42 in the second supporting layer 40 are made of aluminum thin plates, so that the supporting performance of the non-bending area 2 of the display device is improved; through adopting ultra-thin glass to make third supporting part 43, improve the toughness of display device bending region 1, both guaranteed that third supporting part 43 provides effectual support to bending region 1, promoted the toughness of third supporting part 43 again, reduced the degree of difficulty of bending region 1 when bending.
Optionally, a second adhesive layer (not shown) is further disposed between the second support layer 40 and the first support layer 30.
The second adhesive layer refers to an adhesive layer that adheres the second support layer 40 and the first support layer 30, and may be a pressure sensitive adhesive layer, for example. Guarantee through the second adhesive linkage that display device is when buckling, second supporting layer 40 and first supporting layer 30 are stably connected, avoid taking place the circumstances such as second supporting layer 40 and first supporting layer 30 separation drop, have improved display device's stability.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements, combinations and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A display device comprises at least one bending area and at least two non-bending areas, wherein the bending areas are positioned between the adjacent non-bending areas; it is characterized by comprising:
the display device comprises a display panel, a first supporting layer and an electromagnet;
the first supporting layer and the electromagnet are positioned on the same side of the display panel, and the first supporting layer is positioned in the non-bending area; the electromagnet is positioned in the bending area;
the electromagnet comprises a first part and a second part; a first end of the first portion is connected to the non-bent region; a first end of the second portion is connected to the non-bent region; the second end of the first part is arranged opposite to the second end of the second part in a contact manner;
when the bending area is bent, the electromagnet is in a power-off state; when the bending area is flat, the electromagnet is in a power-on state, and the second end of the first part is attracted to the second end of the second part.
2. A display device as claimed in claim 1, characterized in that the side of the first portion and the second portion facing the display panel and the side facing away from the display panel are provided with a plurality of groove structures.
3. The display device according to claim 2, wherein the groove structure has a triangular, rectangular or trapezoidal cross-section.
4. The display device according to claim 2,
a first bonding layer is arranged between the display panel and the plane where the first supporting layer and the electromagnet are located;
a plurality of hollow patterns are arranged on the first supporting layer.
5. The display device according to claim 1, further comprising a second support layer;
the second supporting layer is positioned on one side of the first supporting layer and one side of the electromagnet, which is far away from the display panel.
6. A display device as claimed in claim 5, characterised in that the second support layer at the bending zone is provided with accommodation grooves;
the thickness of the electromagnet is larger than that of the first support film.
7. The display device according to claim 5, wherein the second support layer comprises a first support portion and a second support portion;
when the bending area is unfolded, the first end of the first supporting part is meshed with the first end of the second supporting part in the bending area;
when the bending area is bent, the first end of the first supporting part is separated from the first end of the second supporting part.
8. The display device of claim 7, wherein the first end of the first support comprises at least one first engagement structure; the first end of the second support portion includes at least one second engagement structure;
when the bending area is unfolded, the first engaging structure at the first end of the first supporting part is engaged with the second engaging structure at the first end of the second supporting part in the bending area;
when the bending area is bent, the first engaging structure of the first supporting part is separated from the second engaging structure of the first end of the second supporting part.
9. The display device according to claim 5, wherein the second support layer includes a first support portion, a second support portion, and a third support portion;
the first supporting part, the second supporting part and the third supporting part are positioned on the same plane, and the third supporting part is positioned between the first supporting part and the second supporting part;
the first supporting part and the second supporting part are positioned in the non-bending area; the third supporting part is positioned in the bending area;
the elastic modulus of the third support part is smaller than that of the first support part and smaller than that of the second support part.
10. A display device as claimed in claim 5, characterised in that a second adhesive layer is further provided between the second support layer and the first support layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020379891.7U CN211787961U (en) | 2020-03-23 | 2020-03-23 | Display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020379891.7U CN211787961U (en) | 2020-03-23 | 2020-03-23 | Display device |
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| CN211787961U true CN211787961U (en) | 2020-10-27 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111798751A (en) * | 2019-07-24 | 2020-10-20 | 友达光电股份有限公司 | Display device |
| CN112365802A (en) * | 2020-11-24 | 2021-02-12 | 湖北长江新型显示产业创新中心有限公司 | Display device and manufacturing method thereof |
| CN112365804A (en) * | 2020-11-26 | 2021-02-12 | 武汉天马微电子有限公司 | Display module and display device |
| CN112419900A (en) * | 2020-11-27 | 2021-02-26 | 湖北长江新型显示产业创新中心有限公司 | Display module and display device |
| CN112863336A (en) * | 2021-01-11 | 2021-05-28 | 武汉华星光电半导体显示技术有限公司 | Display module and display device |
| CN112863338A (en) * | 2021-01-12 | 2021-05-28 | 武汉华星光电半导体显示技术有限公司 | Display module and preparation method thereof |
| CN113012575A (en) * | 2021-02-25 | 2021-06-22 | 合肥维信诺科技有限公司 | Display module and display device |
| CN114283683A (en) * | 2021-12-21 | 2022-04-05 | 合肥维信诺科技有限公司 | Cover plate assembly, cover plate assembly preparation method and display device |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111798751A (en) * | 2019-07-24 | 2020-10-20 | 友达光电股份有限公司 | Display device |
| CN112365802B (en) * | 2020-11-24 | 2022-05-17 | 湖北长江新型显示产业创新中心有限公司 | Display device and manufacturing method thereof |
| CN112365802A (en) * | 2020-11-24 | 2021-02-12 | 湖北长江新型显示产业创新中心有限公司 | Display device and manufacturing method thereof |
| CN112365804A (en) * | 2020-11-26 | 2021-02-12 | 武汉天马微电子有限公司 | Display module and display device |
| CN112365804B (en) * | 2020-11-26 | 2022-11-22 | 武汉天马微电子有限公司 | Display module and display device |
| CN112419900A (en) * | 2020-11-27 | 2021-02-26 | 湖北长江新型显示产业创新中心有限公司 | Display module and display device |
| CN112419900B (en) * | 2020-11-27 | 2022-04-19 | 湖北长江新型显示产业创新中心有限公司 | Display module and display device |
| CN112863336B (en) * | 2021-01-11 | 2022-07-12 | 武汉华星光电半导体显示技术有限公司 | Display module and display device |
| CN112863336A (en) * | 2021-01-11 | 2021-05-28 | 武汉华星光电半导体显示技术有限公司 | Display module and display device |
| CN112863338A (en) * | 2021-01-12 | 2021-05-28 | 武汉华星光电半导体显示技术有限公司 | Display module and preparation method thereof |
| CN112863338B (en) * | 2021-01-12 | 2022-05-31 | 武汉华星光电半导体显示技术有限公司 | Display module and preparation method thereof |
| CN113012575A (en) * | 2021-02-25 | 2021-06-22 | 合肥维信诺科技有限公司 | Display module and display device |
| CN114283683A (en) * | 2021-12-21 | 2022-04-05 | 合肥维信诺科技有限公司 | Cover plate assembly, cover plate assembly preparation method and display device |
| CN114283683B (en) * | 2021-12-21 | 2023-10-24 | 合肥维信诺科技有限公司 | Cover plate assembly, cover plate assembly preparation method and display device |
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