CN111986572A - Foldable display device - Google Patents
Foldable display device Download PDFInfo
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- CN111986572A CN111986572A CN202010787876.0A CN202010787876A CN111986572A CN 111986572 A CN111986572 A CN 111986572A CN 202010787876 A CN202010787876 A CN 202010787876A CN 111986572 A CN111986572 A CN 111986572A
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- flexible
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- display module
- 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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
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Abstract
The present application provides a foldable display device. The foldable display device comprises a flexible display module, wherein the flexible display module is provided with a through hole corresponding to a non-folding area; the camera is arranged in the through hole and partially protrudes out of the surface of one side of the flexible display module with the display surface; the protective cover plate is positioned above the camera; the flexible gasket is positioned between the protective cover plate and the flexible display module and surrounds the camera; wherein, the protection apron passes through the flexible packing ring and laminates in flexible display module's display surface one side, and protection apron and flexible packing ring are used for sealing the camera in the through-hole. This application is through arranging the camera in the through-hole and the partial protruding flexible display module has a side surface of display surface to set up camera and through-hole lateral wall clearance, thereby can effectively prevent the camera with the interference scheduling problem takes place for flexible display module.
Description
Technical Field
The application relates to the technical field of display, in particular to a foldable display device.
Background
Along with the development that the straight-plate type smart phone screen accounts for more and more, the front camera of the mobile phone develops to a bang screen/water drop screen, a lifting/sliding plate type front camera and even a blind hole/through hole type in-screen camera from the front camera outside the screen. The existing special-shaped screen and hole-digging screen become the mainstream of the design of the front camera of the mobile phone
The foldable flexible display screen is also a heating point currently researched, but due to the soft and foldable characteristics of the screen, the flexible cover plate protective material is subjected to wavy dents due to the design of the existing camera in the screen, so that the overall attractiveness of the foldable flexible display screen is influenced; meanwhile, in the process of dynamically bending the foldable display device, all layers of materials of the module can be dislocated due to different bending radiuses, and the design of a front camera in the screen can cause the problems of interference between the camera and the screen and the like; therefore, how to better solve the problem that when the folding screen is dynamically bent, the camera under the screen can be better used is one of the technical difficulties which must be solved in the development process from the research and development of the folding screen to the mass production at present.
Disclosure of Invention
The application provides a foldable display device for among the solution prior art, foldable display device is at the in-process that the developments were buckled, can take place the dislocation because of buckling radial difference between each layer material of module, thereby lead to camera and screen to take place to interfere the scheduling problem.
In order to solve the above problems, the technical solution provided by the present application is as follows:
a foldable display device comprising:
the flexible display module is provided with a through hole corresponding to the non-folding area;
the camera is arranged in the through hole and partially protrudes out of the surface of one side of the flexible display module with the display surface;
the protective cover plate is positioned above the camera;
the flexible gasket is positioned between the protective cover plate and the flexible display module and surrounds the camera;
the protective cover plate is attached to one side of the display surface of the flexible display module through the flexible gasket, and the protective cover plate and the flexible gasket are used for sealing and packaging the camera in the through hole.
In the foldable display device of this application, flexible display module includes:
a back plate;
the display layer is arranged on the back plate;
the polarizing layer is arranged on the display layer; and
the flexible cover plate is arranged on the polarizing layer;
wherein the through hole penetrates through the back plate, the display layer, the polarizing layer and the flexible cover plate; the camera is arranged in the through hole, and the sum of the thicknesses of the camera and the protective cover is larger than the sum of the thicknesses of the film layers of the flexible display module.
In the foldable display device of the present application, there is a gap between the camera and the through hole side wall.
In the foldable display device, when the foldable display device is bent from a flat state to a folded state, each film layer of the flexible display module generates a preset dislocation amount at the through hole; the gap width between the camera and the side wall of the through hole is larger than the preset dislocation amount.
In the foldable display device, the through hole is positioned in the projection of the protective cover plate on the flexible display module; the cross-sectional width of the protective cover plate is larger than the aperture of the through hole.
In the foldable display device of the present application, the material of the flexible gasket is black foam.
In the foldable display device of the present application, the thickness of the flexible gasket is 50um-100 um.
In the foldable display device of the present application, the foldable display device further includes a front frame and a middle frame; the side edge of the flexible display module is positioned between the front frame edge of the front frame and the inner frame edge of the middle frame; and the thickness of the middle frame is greater than that of the flexible display module.
In the foldable display device of the present application, a sum of thicknesses of the camera and the protective cover is smaller than a thickness of the front frame.
In the foldable display device of the present application, the protective cover plate is shaped like a rivet cap.
Has the advantages that: the application provides a foldable display device, which comprises a flexible display module, a camera arranged in a through hole of the flexible display module, and a protective cover plate positioned above the camera; the camera in the through hole protrudes out of one side of the flexible display module with the display surface, so that wavy dents of a flexible cover plate protective material in the flexible display module can be effectively avoided, and the integral attractiveness of the foldable flexible display device is kept; simultaneously, will the camera with through-hole lateral wall clearance sets up, the clearance scope is greater than collapsible display device is in the in-process of buckling the default dislocation volume that takes place between each rete of flexible display module to can effectively prevent the camera with flexible display module takes place to interfere the scheduling problem.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a foldable flexible display device provided in the present application;
fig. 2 is a schematic structural diagram of a foldable flexible display device provided in an embodiment of the present application;
fig. 3 is a schematic view of a first structure of a foldable flexible display device provided in an embodiment of the present application in an unfolded state;
fig. 4 is a schematic diagram of a second structure of a foldable flexible display device provided in an embodiment of the present application in an unfolded state.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
In the prior art, a foldable flexible display screen has the characteristic of soft and foldable screen, however, in the design of the existing in-screen camera, when the foldable flexible display screen is folded upwards and/or downwards, the design of the perforated screen (the flexible cover plate does not have holes) can cause the flexible cover plate protective material to generate wavy dents, which affects the camera effect and the overall beauty of the foldable flexible display screen; simultaneously, collapsible flexible display screen is at the in-process that developments were buckled, can take place the dislocation because of buckling the difference of radius between each layer material of module, and the design of leading camera in the screen can lead to camera and screen to take place to interfere the scheduling problem. Based on this, the present application provides a foldable flexible display screen, which can solve the above-mentioned drawbacks.
Referring to fig. 1, a schematic structural diagram of a foldable flexible display device provided in the present application is shown.
In the application, the foldable display device comprises a flexible display module 10, wherein a through hole 101 is formed in the flexible display module 10 corresponding to a non-folding area; the camera 20 is arranged in the through hole 101 and protrudes out of one side surface of the flexible display module 10 with a display surface; a protective cover 30, the protective cover 30 being located above the camera 20; a flexible gasket 40, wherein the flexible gasket 40 is located between the protective cover 30 and the flexible display module 10 and surrounds the camera 20.
In the present application, the protective cover plate 30 is attached to the display surface side of the flexible display module 10 through the flexible gasket 40, and the protective cover plate 30 and the flexible gasket 40 are used for sealing and packaging the camera 20 in the through hole 101.
The application provides a foldable display device, which comprises a flexible display module 10, a camera 20 arranged in a through hole 101 of the flexible display module 10, and a protective cover plate 30 positioned above the camera 20; the camera 20 partially protrudes out of one side of the flexible display module 10 with the display surface, so that a flexible cover plate protective material in the flexible display module 10 can be effectively prevented from generating wavy dents, and the integral attractiveness of the foldable flexible display device is kept; simultaneously, camera 20 with through-hole 101 lateral wall clearance sets up, can avoid taking place the dislocation because of buckling radius's difference between each layer material when collapsible display device is at the in-process module of developments bending to lead to camera and screen to take place to interfere the scheduling problem.
The technical solution of the present application will now be described with reference to specific embodiments.
Example one
Referring to fig. 2, a schematic structural diagram of a foldable flexible display device provided in the embodiment of the present application is shown.
In this embodiment, the foldable display device includes a folding area and non-folding areas located at both sides of the folding area.
The foldable display device comprises a flexible display module 10, wherein a through hole 101 is formed in a non-folding area of the flexible display module 10; the camera 20 is arranged in the through hole 101, and the camera 20 partially protrudes out of one side surface of the flexible display module 10, which is provided with a display surface; a protective cover 30, the protective cover 30 being located above the camera 20; a flexible gasket 40, wherein the flexible gasket 40 is located between the protective cover 30 and the flexible display module 10 and surrounds the camera 20.
The protective cover plate 30 is attached to one side of the display surface of the flexible display module 10 through the flexible gasket 40, and the protective cover plate 30 and the flexible gasket 40 are used for sealing and packaging the camera 20 in the through hole 101; a gap exists between the camera 20 and the through hole 101.
In this embodiment, the flexible display module 10 includes a metal layer 11; the back plate 12, the back plate 12 is arranged on one side of the metal layer 11 close to the protective cover plate 30; the display layer 13, the display screen 13 is arranged on one side of the back plate 12 far away from the metal layer 11; the polarizing layer 14 is arranged on one side of the display layer 13 far away from the back plate 12; and the flexible cover plate 15 is arranged on one side of the polarizing layer 14 far away from the display layer 13.
It should be noted that, in this embodiment, the flexible display module 10 includes the metal layer 11, the back plate 12, the display layer 13, the polarizing layer 14, and the flexible cover plate 15, which are only used for illustration, and the film structure of the flexible display module 10 is not limited in this embodiment.
In this embodiment, the through hole 101 penetrates through the metal layer 11, the back plate 12, the display layer 13, the polarization layer 14, and the flexible cover 15; the camera 20 is disposed in the through hole 101.
In this embodiment, the part of the camera 20 disposed in the through hole 101 protrudes out of one side surface of the flexible display module 10 having the display surface, that is, the sum of the thicknesses of the camera 20 and the protective cover 30 is greater than the sum of the thicknesses of the film layers of the flexible display module 10, so that the flexible cover 15 of the flexible display module 10 can be effectively prevented from generating wavy dents, and the overall appearance of the foldable flexible display device is maintained.
In the present embodiment, the material of the metal layer 11 includes, but is not limited to, stainless steel, and the metal layer 11 supports and reduces wrinkles of the back plate 12.
In this embodiment, the flexible cover 15 is made of a polymer material, so that the thickness of the flexible cover 15 can be reduced.
In this embodiment, the flexible gasket 40 is located between the protective cover 30 and the flexible cover 15, and one side of the flexible gasket 40 away from the flexible display module 10 is attached to the protective cover 30 through optical cement; the material of the flexible gasket 40 includes, but is not limited to, black foam; the thickness of the flexible gasket 40 is 50um-100 um.
In this embodiment, the flexible gasket 40 is made of a softer material, so that the flexible cover plate 15 can be effectively prevented from being scratched, and the camera 20 is protected from dust.
In the present embodiment, the material of the protective cover 30 includes, but is not limited to, high strength glass; the shape of the protective cover 30 includes, but is not limited to, a rivet cap shape.
In this embodiment, the through hole 101 and the flexible gasket 40 are located in the projection of the protective cover 30 on the flexible display module 10, so that the edge of the opening of the flexible display module 10 is effectively prevented from being exposed after the foldable display device is bent.
In this embodiment, the foldable display device further comprises a front frame 50 and a middle frame 60.
The side edge of the flexible display module 10 is located between the front frame edge of the front frame 50 and the inner frame edge of the middle frame 60.
Wherein, the thickness of the middle frame 60 is greater than the thickness of the flexible display module 10.
In this embodiment, when the foldable display device is in the pre-bent state, there is no dislocation between the flexible display module 10 and the middle frame 60, that is, the dislocation amount is 0, and the metal layer 11, the back plate 12, the display layer 13, the polarization layer 14, and the flexible cover plate 15 are all flush.
In this embodiment, the sum of the thicknesses of the camera 20 and the protective cover 30 is smaller than the thickness of the front frame 50, so as to avoid the problem that the camera 20 interferes with the flexible display module 10 after the foldable display device is bent, and to protect the overall appearance of the foldable flexible display screen.
Referring to fig. 3, a first structural diagram of a foldable flexible display device in an unfolded state according to an embodiment of the present application is shown.
In this embodiment, because each film layer in the flexible display module 10 bends the radius differently, and each film layer material is different, when the foldable display device bends to folding state by the flat state, each film layer of the flexible display module 10 is in the through hole 101 produces the preset dislocation amount, namely negative dislocation, and the produced preset dislocation amount is the first preset dislocation amount the same, for example, the first preset dislocation amount is-0.5 mm (here data is only for convenience of explanation, does not limit the specific dislocation amount).
In this embodiment, the camera 20 and the side wall of the through hole 101 are arranged at an interval, and the range of the gap is larger than that of each film layer of the flexible display module 10 at the through hole 101, so that the problems of interference and the like between the camera 20 and the flexible display module 10 can be effectively prevented.
In this embodiment, the cross-sectional width of the protective cover 30 is greater than the preset displacement of each film layer of the flexible display module 10 at the through hole 101; meanwhile, the projection of the protective cover plate 30 on the flexible display module 10 completely covers the through hole 101, that is, the width of the cross section of the protective cover plate 30 is larger than the aperture of the through hole 101, so that the problem that the whole appearance of the foldable display device is influenced by the exposed edge of the opening of the flexible display module 10 when the foldable display device is bent can be effectively avoided.
Referring to fig. 4, a second structural diagram of the foldable flexible display device provided in the embodiment of the present application when the foldable flexible display device is in an unfolded state is shown.
In this embodiment, because each rete radius of buckling is different in the flexible display module 10, and each rete material is different, works as when collapsible display device is buckled to fold condition by the flat state, each rete of flexible display module 10 is in through-hole 101 department produces the default dislocation volume, forward dislocation promptly, and the default dislocation volume of production is the second default dislocation volume the same, and for example the second default dislocation volume is 0.5mm (data here is only for convenient explanation, does not limit specific mistake volume).
In this embodiment, the camera 20 and the side wall of the through hole 101 are arranged at an interval, and the range of the gap is larger than that of each film layer of the flexible display module 10 at the through hole 101, so that the problems of interference and the like between the camera 20 and the flexible display module 10 can be effectively prevented.
In this embodiment, the cross-sectional width of the protective cover 30 is greater than the preset displacement of each film layer of the flexible display module 10 at the through hole 101; meanwhile, the projection of the protective cover plate 30 on the flexible display module 10 completely covers the through hole 101, that is, the width of the cross section of the protective cover plate 30 is larger than the aperture of the through hole 101, so that the problem that the whole appearance of the foldable display device is influenced by the exposed edge of the opening of the flexible display module 10 when the foldable display device is bent can be effectively avoided.
The application provides a foldable display device, which comprises a flexible display module, a camera arranged in a through hole of the flexible display module, and a protective cover plate positioned above the camera, wherein the camera positioned in the through hole partially protrudes out of one side of the flexible display module with a display surface, so that the flexible cover plate protective material in the flexible display module can be effectively prevented from generating wavy dents, and the integral attractiveness of the foldable flexible display device is kept; simultaneously, will the camera with through-hole lateral wall clearance sets up, the clearance scope is greater than collapsible display device is in the in-process of buckling, the default dislocation volume that takes place between each rete of flexible display module to can effectively prevent the camera with flexible display module takes place to interfere the scheduling problem.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The foregoing detailed description is directed to a foldable display device provided in an embodiment of the present application, and specific examples are used herein to illustrate the principles and implementations of the present application, and the description of the foregoing embodiments is only used to help understand the technical solutions and their core ideas of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.
Claims (10)
1. A foldable display device, characterized in that the foldable display device comprises:
the flexible display module is provided with a through hole corresponding to the non-folding area;
the camera is arranged in the through hole and partially protrudes out of the surface of one side of the flexible display module with the display surface;
the protective cover plate is positioned above the camera;
the flexible gasket is positioned between the protective cover plate and the flexible display module and surrounds the camera;
the protective cover plate is attached to one side of the display surface of the flexible display module through the flexible gasket, and the protective cover plate and the flexible gasket are used for sealing and packaging the camera in the through hole.
2. The foldable display device of claim 1, wherein the flexible display module comprises:
a back plate;
the display layer is arranged on the back plate;
the polarizing layer is arranged on the display layer; and
the flexible cover plate is arranged on the polarizing layer;
wherein the through hole penetrates through the back plate, the display layer, the polarizing layer and the flexible cover plate; the camera is arranged in the through hole, and the sum of the thicknesses of the camera and the protective cover is larger than the sum of the thicknesses of the film layers of the flexible display module.
3. The foldable display device of claim 2, wherein a gap exists between the camera and the sidewall of the through hole.
4. The foldable display device of claim 3, wherein when the foldable display device is folded from a flat state to a folded state, each film layer of the flexible display module generates a predetermined displacement at the through hole; the gap width between the camera and the side wall of the through hole is larger than the preset dislocation amount.
5. The foldable display device of claim 4, wherein the through hole is located within a projection of a protective cover plate on the flexible display module; the cross-sectional width of the protective cover plate is larger than the aperture of the through hole.
6. The foldable display device of claim 1, wherein the material of the flexible gasket is black foam.
7. The foldable display device of claim 6, wherein the flexible gasket has a thickness of 50um to 100 um.
8. The foldable display device of claim 1, further comprising a front frame and a middle frame; the side edge of the flexible display module is positioned between the front frame edge of the front frame and the inner frame edge of the middle frame; and the thickness of the middle frame is greater than that of the flexible display module.
9. The foldable display device of claim 8, wherein a sum of thicknesses of the camera and the protective cover is less than a thickness of the front frame.
10. The foldable display device of claim 1, wherein said protective cover is shaped as a rivet cap.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010787876.0A CN111986572B (en) | 2020-08-07 | 2020-08-07 | Foldable display device |
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| CN202010787876.0A CN111986572B (en) | 2020-08-07 | 2020-08-07 | Foldable display device |
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| CN111986572B CN111986572B (en) | 2022-04-08 |
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| CN112599023A (en) * | 2021-01-07 | 2021-04-02 | 武汉华星光电半导体显示技术有限公司 | Display device |
| CN112700725A (en) * | 2021-01-08 | 2021-04-23 | 武汉华星光电半导体显示技术有限公司 | Display device |
| CN114694484A (en) * | 2020-12-25 | 2022-07-01 | 华为技术有限公司 | Back plate, preparation method thereof, display module and terminal |
| WO2022143076A1 (en) * | 2020-12-30 | 2022-07-07 | 华为技术有限公司 | Foldable display terminal |
| CN114783297A (en) * | 2022-05-19 | 2022-07-22 | 武汉华星光电半导体显示技术有限公司 | Foldable display device and electronic equipment |
| CN114866629A (en) * | 2022-04-08 | 2022-08-05 | 荣耀终端有限公司 | Electronic device |
| WO2023077950A1 (en) * | 2021-11-03 | 2023-05-11 | 荣耀终端有限公司 | Foldable terminal |
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