CN112037658A - Flexible display device - Google Patents
Flexible display device Download PDFInfo
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- CN112037658A CN112037658A CN202010968009.7A CN202010968009A CN112037658A CN 112037658 A CN112037658 A CN 112037658A CN 202010968009 A CN202010968009 A CN 202010968009A CN 112037658 A CN112037658 A CN 112037658A
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- flexible display
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- bending
- 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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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a flexible display device, which comprises a flexible display component, at least two casings, a support component and at least two elastic components, wherein the at least two casings and the elastic components arranged corresponding to the casings are arranged on the non-display side of the flexible display component corresponding to a plane area; in addition, when the flexible display assembly is bent, the supporting assembly can provide structural support for the flexible display assembly, and the flatness of the surface of the flexible display assembly in the bending state can be guaranteed.
Description
Technical Field
The invention relates to the technical field of display, in particular to a flexible display device
Background
With the development of display technology, consumers have increasingly diversified and personalized demands for display modes, display effects and the like of display devices.
With the wide application of organic light-Emitting Diode (OLED) display technology in the display panel industry, OLED products are increasingly popular with users due to their advantages of being foldable, convenient to carry, wide in application range, and the like, and provide users with brand-new viewing experience. However, the flexible display screen in the prior art can only realize bending within an angle range of 180 degrees, so that the user experience of the flexible display screen is poor.
In view of the foregoing, it is desirable to provide a new flexible display device to solve the above-mentioned problems.
Disclosure of Invention
The embodiment of the invention provides a flexible display device, which aims to solve the technical problem that the conventional flexible display device can only realize bending within an angle range of 180 degrees, so that the user experience is influenced.
In order to solve the above problems, the technical scheme provided by the invention is as follows:
an embodiment of the present invention provides a flexible display device, including:
the flexible display assembly comprises a plane area and a bending area, wherein the plane area is positioned on two sides of the bending area;
at least two casings arranged on the non-display side of the flexible display assembly corresponding to the plane area;
the supporting assembly is arranged on the non-display side of the flexible display assembly corresponding to the bending area, and the at least two shells are respectively positioned on two opposite sides of the supporting assembly; and
the elastic components are respectively arranged corresponding to the at least two shells and comprise a first end and a second end which are oppositely arranged, the first end is fixedly connected with the shells, and the second end is fixedly connected with the supporting components;
the shell rotates along the direction close to the display side of the flexible display assembly, and the elastic assembly drives the supporting assembly to bend so that the flexible display assembly is in an inner bending state; the shell rotates along the direction close to the non-display side of the flexible display assembly, and the elastic assembly drives the supporting assembly to bend so that the flexible display assembly is in an outer bending state; the casing along with the opposite direction of the direction of buckling of supporting component rotates, elastic component drives the supporting component resets so that flexible display component resumes the exhibition flat state.
According to the flexible display device provided by the embodiment of the invention, the chassis comprises a first sub-housing part and a second sub-housing part which are connected with each other, the first sub-housing part is connected with the flexible display assembly, the second sub-housing part is formed by bending one end of the first sub-housing part, which is far away from the flexible display assembly, inwards, and the first sub-housing part and the second sub-housing part enclose an accommodating cavity;
the elastic assembly is located in the accommodating cavity, and the first end of the elastic assembly is fixedly connected with the inner side wall of the first sub-shell portion.
According to the flexible display device provided by the embodiment of the invention, the flexible display device further comprises a first limiting plate and a second limiting plate, the first limiting plate is arranged between the second sub-shell part and the support assembly, and the second limiting plate is arranged between the support assembly and the flexible display assembly.
According to the flexible display device provided by the embodiment of the invention, a connecting layer is further arranged between the second limiting plate and the flexible display assembly.
According to the flexible display device provided by the embodiment of the invention, the support component comprises a bending hinge and a support sheet arranged on the bending hinge, and the orthographic projection of the support sheet on the flexible display component covers the orthographic projection of the bending hinge on the flexible display component;
wherein, both ends of the supporting sheet are fixedly connected with the second end of the elastic component.
According to the flexible display device provided by the embodiment of the invention, the bending hinge comprises a plurality of zigzag-shaped members, and a supporting surface is defined at the side part of each member; when the flexible display assembly is in the inner bending state, a first gap is formed between the supporting surfaces of the two adjacent component side parts; when the flexible display assembly is in the outer bending state, at least partial surfaces of the supporting surfaces of the side parts of two adjacent members are in mutual contact; when the flexible display assembly is in the flat state, a second gap is formed between the supporting surfaces of the two adjacent component side parts;
wherein the second void is larger than the first void.
According to an embodiment of the present invention, there is provided a flexible display device, wherein the cross-sectional shape of the member includes a trapezoid or a triangle.
According to the flexible display device provided by the embodiment of the invention, the material of the bending hinge comprises plastic.
According to the flexible display device provided by the embodiment of the invention, the flexible display assembly comprises the flexible display screen and the flexible supporting layer which are arranged in a stacked mode, and the shell and the supporting assembly are arranged on one side, far away from the flexible display screen, of the flexible supporting layer.
According to an embodiment of the present invention, there is provided a flexible display device, wherein the elastic member includes a spring.
The invention has the beneficial effects that: according to the flexible display device provided by the embodiment of the invention, at least two casings and elastic assemblies arranged corresponding to the casings are arranged on the non-display side of the flexible display assembly corresponding to the plane area, the supporting assembly is arranged on the non-display side of the flexible display assembly corresponding to the bending area and fixedly connected with the elastic assemblies, and through rotation of the casings, the elastic assemblies drive the supporting assemblies to be bent so that the flexible display assembly can be bent in any one of an inner bending state, an outer bending state and a recovery and flattening state, so that bending in a 360-degree angle range can be realized; in addition, when the flexible display assembly is bent, the supporting assembly can provide structural support for the flexible display assembly, and the flatness of the surface of the flexible display assembly in the bending state can be guaranteed.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of a flexible display device in a flattened state according to an embodiment of the present invention;
fig. 2 is a schematic plane structure diagram of a flexible display device in a flattened state according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure diagram of a flexible display device in an inward bending state according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of a flexible display device in an inward bending state according to an embodiment of the present invention;
fig. 5 is a schematic cross-sectional structure view of a flexible display device in an outward bending state according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of a flexible display device in an outward bending state according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a kink hinge in a flattened state according to an embodiment of the present invention;
FIG. 8 is a cross-sectional view of a flexural hinge in an inner flexural state according to an embodiment of the present invention;
fig. 9 is a schematic cross-sectional structure view of a bending hinge in an outward bending state according to an embodiment of the present invention.
Detailed Description
The following description of the various embodiments refers to the accompanying drawings that illustrate specific embodiments in which the invention may be practiced. The directional terms mentioned in the present invention, such as [ upper ], [ lower ], [ front ], [ rear ], [ left ], [ right ], [ inner ], [ outer ], [ side ], are only referring to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention. In the drawings, elements having similar structures are denoted by the same reference numerals.
Aiming at the flexible display device in the prior art, the invention can only realize bending within the angle range of 180 degrees, which affects the user experience, and the embodiment can solve the defect.
Referring to fig. 1 and fig. 2, a flexible display device according to an embodiment of the present invention includes a flexible display assembly 1, at least two housings 2, a supporting assembly 3, and at least two elastic assemblies 4.
The flexible display assembly 1 comprises a plane area 101 and a bending area 102, the plane area 101 is located at two sides of the bending area 102, and the flexible display assembly 1 comprises a display side and a non-display side opposite to the display side. The flexible display assembly comprises a flexible display screen 11 and a flexible support layer 12 which are stacked, the flexible display screen 11 may be an OLED display screen, the flexible support layer 12 is attached to the surface of the flexible display screen 11 and is used for supporting and protecting the flexible display screen 11, and the housing 2 and the support assembly 3 are disposed on one side of the flexible support layer 12 away from the flexible display screen 11. Optionally, the flexible support layer 12 is made of a transparent material, so that the display effect of the flexible display screen is not affected by the flexible support layer 12.
At least two of the housings 2 are disposed on the non-display side of the flexible display assembly 1 corresponding to the planar region 101, and the housings 2 are fixedly connected to the flexible display assembly 1. In the embodiment of the present invention, in order to facilitate the operation, the number of the chassis 2 is four, and the four chassis 2 are respectively disposed at the corners of the flexible display assembly 1 in the flat state, so that the number of the chassis 2 can be appropriately increased according to the overall size of the flexible display assembly 1, for example, 1 to 2 chassis 2 are added at the middle position of the flexible display assembly, on one hand, the supporting assembly 3 is uniformly stressed, the corners are prevented from being damaged, and the service life is prolonged; on the other hand, the force magnitude of each elastic component 4 can be reduced.
The supporting component 3 is disposed on the non-display side of the flexible display component 1 corresponding to the bending region 102, and is configured to provide a supporting function for the flexible display component 1, wherein at least two of the housings 2 are respectively located on two opposite sides of the supporting component 3.
At least two elastic component 4 corresponds the setting with at least two casing 2 respectively, elastic component 4 is including relative first end and the second end that sets up, first end with casing 2 fixed connection, the second end with supporting component 3 fixed connection, elastic component 4 is used for providing and makes supporting component produces the elasticity that warp and reconversion in order to realize reseing. Alternatively, the elastic component 4 may include a spring, including but not limited to a spiral spring, an extension spring, a compression spring, a torsion spring, and the like, which is not limited in this application.
When the casing 2 rotates, the elastic component 4 can rotate synchronously with the casing 2, so as to drive the supporting component 3 to bend, and further enable the flexible display component 1 to realize an inner bending state, an outer bending state or a recovery flattening state.
Specifically, referring to fig. 3 and 4, the housing 2 rotates along a direction close to the display side of the flexible display module 1, and the elastic module 4 drives the supporting module 3 to bend so as to enable the flexible display module 1 to realize an inner bending state, at this time, the flexible display device can be used for storage. Referring to fig. 5 and 6, the housing 2 rotates along a direction close to the non-display side of the flexible display assembly 1, and the elastic assembly 4 drives the supporting assembly 3 to bend so as to enable the flexible display assembly 1 to achieve an outer bending state, where the flexible display device has a smaller display area and can be used for small-size display. When the flexible display assembly 1 is in the inner bending state or the outer bending state, the casing 2 rotates in a direction opposite to the bending direction of the supporting assembly 3, and the elastic assembly 4 drives the supporting assembly 3 to reset so as to restore the flexible display assembly 1 to the flat state, that is, to restore to the state in fig. 1 and fig. 2, at this time, the flexible display device has a large display area and can be used for large-size display.
It should be noted that, for convenience of describing the technical solution of the present application, the embodiment of the present invention is described by taking as an example that at least two of the housings 2 include the first housing 201 and the second housing 202, and at least two of the elastic components 4 include the first elastic component 401 and the second elastic component 402.
The first housing 201 and the second housing 202 are respectively located at two opposite sides of the supporting component 3, the first elastic component 401 is connected to the first housing 201, the second elastic component 402 is connected to the second housing 202, and two ends of the supporting component 3 are respectively connected to the first elastic component 401 and the second elastic component 402.
Referring to fig. 3 and fig. 4, under the action of an external force, the first housing 201 and the second housing 202 rotate along a direction close to the display side of the flexible display module 1, the first elastic module 401 and the second elastic module 402 rotate synchronously with the first housing 201 and the second housing 202, respectively, so as to drive the supporting module 3 to stretch to a predetermined length, the supporting module 3 bends to enable the flexible display module 1 to achieve an inner bending state, and when the first housing 201 and the second housing 202 rotate to positions opposite to each other, a bending angle of the flexible display module 1 can reach 180 degrees. With reference to fig. 5 and fig. 6, under the action of an external force, the first housing 201 and the second housing 202 rotate along a direction close to the non-display side of the flexible display module 1, the first elastic module 401 and the second elastic module 402 respectively rotate synchronously with the first housing 201 and the second housing 202, so as to drive the supporting module 3 to contract to a predetermined length, the supporting module 3 bends to enable the flexible display module 1 to achieve an external bending state, and when the first housing 201 and the second housing 202 rotate to positions opposite to each other, a bending angle of the flexible display module 1 can reach 180 degrees. Referring to fig. 1 and fig. 2, when the flexible display module 1 is in the inner bending state or the outer bending state, the first housing 201 and the second housing 202 rotate in a direction opposite to the current bending direction of the supporting module 3, and the first elastic module 401 and the second elastic module 402 respectively rotate synchronously with the first housing 201 and the second housing 202, so as to drive the supporting module 3 to return to the original state, so that the flexible display module 1 returns to the flat state.
Therefore, the flexible display module 1 can be bent in any one of an inward bending state, an outward bending state and a recovery and flattening state, so that bending within an angle range of 360 degrees can be realized.
The housing 2 includes a first sub-housing portion 21 and a second sub-housing portion 22 that are connected to each other, the first sub-housing portion 21 is connected to the flexible display module 1, and the second sub-housing portion 22 is formed by bending an end of the first sub-housing portion 21 away from the flexible display module 1 inward.
The first sub-housing portion 21 and the second sub-housing portion 22 enclose a containing cavity 23, the elastic component 4 is located in the containing cavity 23, the first end of the elastic component 4 is fixedly connected with the inner side wall of the first sub-housing portion 21, and the containing cavity 23 can provide a limiting position for the elastic component 4, so as to ensure that the elastic component 4 is only deformed in a direction allowing the elastic component to be deformed, and does not move in other directions. Specifically, in the flattened state, the first elastic member 401, the support member 3, and the second elastic member 402 are located on the same line.
The flexible display device further comprises a first limiting plate 5 and a second limiting plate 6, wherein the first limiting plate 5 is arranged between the second sub-housing part 22 and the supporting component 3, and the second limiting plate 6 is arranged between the supporting component 3 and the flexible display component 1. The first limiting plate 5 and the second limiting plate 6 limit the position of the supporting component 3, and the supporting component 3 is prevented from deviating from the direction. In addition, the surfaces of the first limiting plate 5 and the second limiting plate 6 are smooth, and the friction force between the first limiting plate 5, the second limiting plate 6 and the supporting component 3 is reduced.
Optionally, the material of the first and second restriction plates 5, 6 comprises plastic.
Further, a connection layer 7 is further disposed between the second limiting plate 6 and the flexible display assembly 1, and is used for fixing the support assembly 3 and the flexible display assembly 1. Optionally, the connection layer 7 may be an (optical Clear Adhesive, OCA) optical glue.
Referring to fig. 7, 8 and 9, the supporting assembly 3 includes a bending hinge 31 and a supporting plate 32 disposed on the bending hinge 31 for providing a supporting function for the bending hinge 31, an orthographic projection of the supporting plate 32 on the flexible display assembly covers an orthographic projection of the bending hinge 31 on the flexible display assembly 1, that is, two ends of the supporting plate 32 extend out of the bending hinge 31, and two ends of the supporting plate 32 are fixedly connected to the second end of the elastic assembly 4. Specifically, one end of the supporting sheet 32 is fixedly connected to the second end of the first elastic member 401, and the other end is fixedly connected to the second end of the second elastic member 402. And, the neutral axes of the first elastic assembly 401, the support sheet 32 and the second elastic assembly 402 are located on the same straight line.
The bending hinge 31 includes a plurality of zigzag members 311, and each of the members 311 has a supporting surface 312 defined at a side thereof. As shown in fig. 8, when the flexible display assembly 1 is in the inward bending state, a first gap d1 is formed between the supporting surfaces 312 at the side portions of two adjacent members 311, and the supporting sheet 32 is in a tight state, so as to have a certain structural supporting effect on the flexible display assembly 1, ensure that the bending arc of the flexible display assembly 1 is relatively natural, and ensure the flatness of the surface of the flexible display assembly 1. As shown in fig. 9, when the flexible display module 1 is in the outward bending state, at least a portion of the surfaces of the supporting surfaces 312 at the side portions of two adjacent members 311 are in contact with each other, and the supporting sheet 32 is in the relaxed state, the bending hinge 31 mainly supports the flexible display module 1, and when the outward bending angle reaches 180 degrees, the bending hinge 31 forms a closed "arch bridge" structure to support the flexible display module 1. As shown in fig. 7, when the flexible display assembly 1 is in the flat state, a second gap d2 is formed between the supporting surfaces 312 at the side portions of two adjacent members 311, wherein the second gap d2 is larger than the first gap d 1.
Specifically, the cross-sectional shape of the member 311 includes a trapezoid or a triangle.
Specifically, the material of the bending hinge 31 includes plastic and other materials that are not easily cracked.
In particular, the support sheet 32 may be made of the same material as the flexible support layer 12, and may be a thin metal film.
Further, a magnetic device (not shown) is disposed on the upper surface of the second sub-housing portion 22 of the first housing 201 and the second housing 202, and when the flexible display device is bent inward, the flexible display device can be easily bent inward by the magnetic device. In addition, when the flexible display device is used for storage, the magnetic force between the first housing 201 and the second housing 202 may make the flexible display device difficult to change its internal bending state. Alternatively, the magnetically attracting means may be a magnet.
The flexible display device provided by the embodiment of the invention can be applied to actual application scenes such as mobile terminal games, virtual keys and the like, and a user can perform corresponding operations on the flexible display device according to the requirements of the actual application scenes, such as specifically selecting a specific bending state or a bending angle of the flexible display assembly 1. For example, in a flying vehicle game, the acceleration operation can be replaced by performing outer bending, and the acceleration is determined according to the bending angle, so that the driving experience of the game is further improved.
In addition, the bending operation can be used for replacing the key or touch operation, so that the flexibility and experience of the operation are improved, and meanwhile, the screen occupation rate of the display screen can be improved by canceling the areas of the key and the touch operation.
Specifically, a sensor, such as a force sensor, may be disposed on the flexible display assembly 1 corresponding to the planar area 101, the force sensor may collect and receive information such as a force magnitude of the elastic assembly 4, a bending angle and a bending direction of the supporting assembly 3, and perform wiring in the planar area, and transmit data information received by the force sensor to a driving chip of the flexible display screen 11, where the driving chip performs corresponding calculation processing to convert and execute corresponding operations. Alternatively, the above object may be achieved by providing mechanical means, which will not be described in detail herein.
The beneficial effects are that: according to the flexible display device provided by the embodiment of the invention, at least two casings and elastic assemblies arranged corresponding to the casings are arranged on the non-display side of the flexible display assembly corresponding to the plane area, the supporting assembly is arranged on the non-display side of the flexible display assembly corresponding to the bending area and fixedly connected with the elastic assemblies, and through rotation of the casings, the elastic assemblies drive the supporting assemblies to be bent so that the flexible display assembly can be bent in any one of an inner bending state, an outer bending state and a recovery and flattening state, so that bending in a 360-degree angle range can be realized; in addition, when the flexible display assembly is bent, the supporting assembly can provide structural support for the flexible display assembly, and the flatness of the surface of the flexible display assembly in the bending state can be guaranteed.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (10)
1. A flexible display device, comprising:
the flexible display assembly comprises a plane area and a bending area, wherein the plane area is positioned on two sides of the bending area;
at least two casings arranged on the non-display side of the flexible display assembly corresponding to the plane area;
the supporting assembly is arranged on the non-display side of the flexible display assembly corresponding to the bending area, and the at least two shells are respectively positioned on two opposite sides of the supporting assembly; and
the elastic components are respectively arranged corresponding to the at least two shells and comprise a first end and a second end which are oppositely arranged, the first end is fixedly connected with the shells, and the second end is fixedly connected with the supporting components;
the shell rotates along the direction close to the display side of the flexible display assembly, and the elastic assembly drives the supporting assembly to bend so that the flexible display assembly is in an inner bending state; the shell rotates along the direction close to the non-display side of the flexible display assembly, and the elastic assembly drives the supporting assembly to bend so that the flexible display assembly is in an outer bending state; the casing along with the opposite direction of the direction of buckling of supporting component rotates, elastic component drives the supporting component resets so that flexible display component resumes the exhibition flat state.
2. The flexible display device of claim 1, wherein the housing comprises a first sub-housing portion and a second sub-housing portion connected to each other, the first sub-housing portion is connected to the flexible display module, the second sub-housing portion is formed by bending an end of the first sub-housing portion away from the flexible display module inward, and the first sub-housing portion and the second sub-housing portion enclose a receiving cavity;
the elastic assembly is located in the accommodating cavity, and the first end of the elastic assembly is fixedly connected with the inner side wall of the first sub-shell portion.
3. The flexible display device of claim 2, further comprising a first restriction plate disposed between the second sub-housing portion and the support assembly and a second restriction plate disposed between the support assembly and the flexible display assembly.
4. The flexible display device of claim 3, wherein a connection layer is further disposed between the second limiting plate and the flexible display assembly.
5. The flexible display device of claim 1, wherein the support member comprises a bending hinge and a support sheet disposed on the bending hinge, and wherein an orthographic projection of the support sheet on the flexible display member covers an orthographic projection of the bending hinge on the flexible display member;
wherein, both ends of the supporting sheet are fixedly connected with the second end of the elastic component.
6. The flexible display device of claim 5, wherein the flexural hinge comprises a plurality of members in the shape of saw teeth, each member having a side defining a support surface; when the flexible display assembly is in the inner bending state, a first gap is formed between the supporting surfaces of the two adjacent component side parts; when the flexible display assembly is in the outer bending state, at least partial surfaces of the supporting surfaces of the side parts of two adjacent members are in mutual contact; when the flexible display assembly is in the flat state, a second gap is formed between the supporting surfaces of the two adjacent component side parts;
wherein the second void is larger than the first void.
7. The flexible display device of claim 6, wherein the cross-sectional shape of the member comprises a trapezoid or a triangle.
8. The flexible display device of claim 6, wherein the material of the flexural hinges comprises plastic.
9. The flexible display device of claim 1, wherein the flexible display assembly comprises a flexible display screen and a flexible support layer arranged in a stack, and wherein the chassis and the support assembly are arranged on a side of the flexible support layer away from the flexible display screen.
10. The flexible display device of claim 1, wherein the elastic component comprises a spring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010968009.7A CN112037658B (en) | 2020-09-15 | 2020-09-15 | Flexible display device |
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| CN202010968009.7A CN112037658B (en) | 2020-09-15 | 2020-09-15 | Flexible display device |
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| CN112037658A true CN112037658A (en) | 2020-12-04 |
| CN112037658B CN112037658B (en) | 2022-07-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112562514A (en) * | 2020-12-15 | 2021-03-26 | 合肥维信诺科技有限公司 | Bending structure, display device and bending jig |
| CN113012578A (en) * | 2021-03-04 | 2021-06-22 | 京东方科技集团股份有限公司 | Folding screen and display device |
| CN113674629A (en) * | 2021-09-07 | 2021-11-19 | 武汉华星光电半导体显示技术有限公司 | Display device |
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| CN112037658B (en) | 2022-07-12 |
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