CN113763819A - Support structure, preparation method thereof and display device - Google Patents
Support structure, preparation method thereof and display device Download PDFInfo
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- CN113763819A CN113763819A CN202111076512.2A CN202111076512A CN113763819A CN 113763819 A CN113763819 A CN 113763819A CN 202111076512 A CN202111076512 A CN 202111076512A CN 113763819 A CN113763819 A CN 113763819A
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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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- 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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Abstract
The embodiment of the application provides a supporting structure, a preparation method of the supporting structure and a display device. The support structure includes: the bending area and first areas positioned on two sides of the bending area; one side of the supporting structure is used for arranging the flexible display panel; the supporting structure positioned in the first area comprises a plurality of adjusting structures, and each adjusting structure comprises a first sub-adjusting structure, a second sub-adjusting structure and a corresponding first connecting structure which are arranged at intervals; two ends of the first connecting structure of one adjusting structure are respectively connected with the second sub-adjusting structure of one adjusting structure and the first sub-adjusting structure of the other adjacent adjusting structure; in a bending state, a first distance between the first sub-adjustment structure and the second sub-adjustment structure is matched with the bending curvature of the flexible display panel at the corresponding position. The embodiment of the application realizes the stress release generated when the flexible display panel is bent, avoids the damage of the flexible display panel caused by stress concentration, and further improves the yield of products with the supporting structure.
Description
Technical Field
The application relates to the technical field of display, in particular to a supporting structure, a manufacturing method of the supporting structure and a display device.
Background
With the advancement of technology and the development of society, the expectations and requirements of consumers for display products, especially flexible display products, are increasing. Flexible display products have flexible display panels that require other components to support them, which are currently supported and protected by support structures (e.g., stainless steel layers).
However, the bent flexible display panel is prone to crack, resulting in degradation of the quality of the flexible display panel and even failure due to damage.
Disclosure of Invention
The application provides a supporting structure, a preparation method thereof and a display device aiming at the defects of the prior art, and aims to solve the technical problem that a bent flexible display panel is easy to crack in the prior art.
In a first aspect, embodiments of the present application provide a support structure, including: the bending area and first areas positioned on two sides of the bending area; one side of the supporting structure is used for arranging a flexible display panel; the supporting structure positioned in the first area comprises a plurality of adjusting structures, and the adjusting structures comprise first sub-adjusting structures, second sub-adjusting structures and corresponding first connecting structures which are arranged at intervals; two ends of the first connecting structure of one adjusting structure are respectively connected with the second sub-adjusting structure of one adjusting structure and the first sub-adjusting structure of the other adjacent adjusting structure; in a bent state, a first distance between the first sub-adjustment structure and the second sub-adjustment structure is matched with the bending curvature of the flexible display panel at a corresponding position.
Optionally, in the flattened state, a distance between the first sub adjustment structure and the second sub adjustment structure of the adjustment structure is a second distance, and the second distance is greater than the first distance.
Optionally, the adjusting structure further comprises: a second connecting structure; in one adjusting structure, one end of the second connecting structure is connected with the first sub-adjusting structure, and the other end of the second connecting structure is connected with the second sub-adjusting structure to form a first groove; the second connecting structure, the second sub-adjusting structure, the first connecting structure and the first sub-adjusting structure in the adjacent adjusting structure in the adjusting structure which are connected in sequence form a second groove in a surrounding mode.
Optionally, the second connecting structure includes a first connecting plate, a second connecting plate, and a third connecting plate, one end of the third connecting plate is connected to the first sub-adjusting structure, the other end of the third connecting plate is connected to one end of the first connecting plate, the other end of the first connecting plate is connected to one end of the second connecting plate, and the other end of the second connecting plate is connected to the first sub-adjusting structure; in a flattened state, a third distance between the first and third connection plates is equal to the second distance.
Optionally, in a radial plane of a bending axis of the bending region, the third connecting plate, the first connecting plate, the second sub-adjusting structure and the first connecting structure, which are connected in sequence in one of the adjusting structures, form a design shape; the first groove and the second groove are respectively positioned at two sides of the first connecting plate, the second connecting plate and the second sub-adjusting structure which are connected in sequence.
Optionally, the first connecting structure is a fourth connecting plate, a thickness of the fourth connecting plate is a fourth distance, and the fourth distance is at least one time of the second distance; the length of the fourth connecting plate is a fifth distance, and the fifth distance is at least one time of the second distance.
Optionally, the support structure further comprises a second region, the second region being located at a periphery of the first region away from the bending region; the bending area is provided with the adjusting structure; or, the bending region and the second region are both provided with the adjusting structure.
In a second aspect, an embodiment of the present application provides a display device, including: the flexible display panel and the support structure of any one of the first aspect of the embodiments of the present application, the flexible display panel is disposed on one side of the support structure.
In a third aspect, embodiments of the present application provide a method for preparing a support structure according to any of the first aspect embodiments of the present application, including: bending the first areas positioned at two sides of the bending area to form a plurality of adjusting structures to obtain the supporting structures, so that two ends of the first connecting structure of one adjusting structure are respectively connected with the second sub-adjusting structure of one adjusting structure and the first sub-adjusting structure of the other adjacent adjusting structure; and under the condition that the whole supporting structure is in a bent state, a first distance between the first sub-adjusting structure and the second sub-adjusting structure is used for being matched with the bending curvature of the flexible display panel arranged at the corresponding position.
In a fourth aspect, embodiments of the present application provide a method for preparing a support structure according to any of the first aspect embodiments of the present application, including: correspondingly placing a plurality of first design structures arranged on one side of a first mould into a plurality of second design structures arranged on one side of a second mould to obtain an intermediate design structure; and pouring molten metal into the middle design structure to form a bending area and a plurality of adjusting structures positioned in first areas at two sides of the bending area, so as to obtain the supporting structure.
The beneficial technical effects brought by the technical scheme provided by the embodiment of the application comprise:
1. the stress that the flexible display panel of buckling concentrates for the second distance between the first sub regulation structure of corresponding position department and the second sub regulation structure reduces, and reduces to the distance that matches with flexible display panel, with the release that has realized flexible display panel concentrated stress, has avoided the crackle that causes of concentrated stress, has further improved the yields that has the bearing structure product.
2. The space between the first sub-adjusting structure and the second sub-adjusting structure, the second connecting structure with the bending angle, and the hollow structures formed by the first groove and the second groove increase the bearing capacity of the supporting structure, and the supporting structure meets the requirement of flexibility.
3. At least part of heat generated by the flexible display panel is concentrated in the first groove, and the heat dissipation area is increased through the second groove connected with the first groove, so that the heat dissipation speed and efficiency are improved.
4. When the whole design of the supporting structure is provided with the adjusting structure, the supporting structure can realize the bending of any area, and the application range of the supporting structure is enlarged.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of a support structure in a flattened state according to an embodiment of the present disclosure;
FIG. 2 is a schematic cross-sectional view of a partial structure of a support structure in a flattened state according to an embodiment of the present disclosure;
FIG. 3 is a schematic cross-sectional view of an adjustment mechanism in a support structure in a flattened state provided by an embodiment of the present application;
FIG. 4 is a schematic cross-sectional view of two connected adjustment structures in a support structure in a flattened state according to an embodiment of the present application;
FIG. 5 is a schematic structural diagram of a support structure in a flattened state, in which an adjustment structure is provided in both a bending region and a first region provided in an embodiment of the present application;
FIG. 6 is a schematic structural diagram of a support structure in a flattened state, in which an adjustment structure is disposed in each of a bending region, a first region, and a second region provided in an embodiment of the present application;
FIG. 7 is a schematic cross-sectional view of a partial structure in a flattened state, in which the bending region, the first region, and the second region are provided with adjustment structures, according to an embodiment of the present disclosure;
fig. 8 is a schematic cross-sectional view illustrating a partial structure of a display device in a flattened state according to an embodiment of the present application;
fig. 9 is a schematic cross-sectional view illustrating a partial structure of a display device in a bent state according to an embodiment of the present application;
FIG. 10 is a schematic flow chart illustrating a method for fabricating a support structure according to an embodiment of the present disclosure;
fig. 11 is a schematic structural diagram of a first mold used in a method for manufacturing a support structure according to an embodiment of the present disclosure;
fig. 12 is a schematic structural diagram of a method for manufacturing a supporting structure according to an embodiment of the present disclosure, in which a plurality of first design structures disposed on one side of a first mold are correspondingly placed into a plurality of second design structures disposed on one side of a second mold, so as to obtain an intermediate design structure.
Reference numerals and descriptions:
1-a bending region;
2-a first region;
3-a regulating structure; 31-a first sub-regulation structure; 32-a second sub-regulation structure; 33-a first connecting structure; 34-a second connecting structure; 341-first connecting plate; 342-a second connecting plate; 343-a third connecting plate;
4-a second region;
5-a flexible display panel;
6-a first mould;
7-a second mold;
l1 — second distance;
l2-third distance;
l3-fourth distance;
l4-fifth distance.
Detailed Description
Reference will now be made in detail to the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts or parts having the same or similar functions throughout. In addition, if a detailed description of the known art is not necessary for illustrating the features of the present application, it is omitted. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
It will be understood by those within the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
The terms referred to in this application will first be introduced and explained:
SUS is an abbreviation for Steel Use Stainless, and is a Japanese Industrial Standard Stainless Steel designation, commonly referred to as Stainless Steel.
PDA is an abbreviation for Personal Digital Assistant, meaning a palm top computer.
The inventor considers that the flexible display panel 5 is fully attached to a traditional support structure, the support structure is arranged on the periphery, and the bending lengths of the support structure and the flexible display panel 5 are inconsistent; stress can be concentrated at the place of the connection of the bending area 1 and the non-bending area 1, and the flexible display panel 5 is tightly attached to the traditional support structure, so that the form of the traditional support structure is not changed, and the flexible display panel 5 is easy to crack due to stress concentration.
The application provides a supporting structure, a preparation method thereof and a display device, and aims to solve the technical problem that a bent flexible display panel 5 is easy to crack.
The following describes the technical solutions of the present application and how to solve the above technical problems with specific embodiments.
The embodiment of the application provides a support structure, as shown in fig. 1 to 4, which mainly comprises a bending region 1 and first regions 2 located at two sides of the bending region 1; one side of the support structure is used for arranging a flexible display panel 5; the supporting structure located in the first area 2 comprises a plurality of adjusting structures 3, and each adjusting structure 3 comprises a first sub-adjusting structure 31, a second sub-adjusting structure 32 and a corresponding first connecting structure 33 which are arranged at intervals; the two ends of the first connecting structure 33 of one adjusting structure 3 are respectively connected with the second sub-adjusting structure 32 of one adjusting structure 3 and the first sub-adjusting structure 31 of the adjacent other adjusting structure 3; in the bent state, a first distance between the first sub adjustment structure 31 and the second sub adjustment structure 32 matches a bending curvature of the flexible display panel 5 at a corresponding position.
The support structure is a metal support layer, the thickness of the support structure is 0.8 mm to 1.2 mm, generally 1 mm, the metal material can be SUS (Steel Use Stainless Steel), the bending region 1 of the support structure can be located in the middle of the support structure, and the size of the bending region 1 is determined according to the bending radius of the product. The first regions 2 are located at two sides of the bending region 1, and the first regions 2 are buffer regions between the bending region 1 and the non-bending region 1, and the buffer regions can be regions 110 mm to 20 mm away from the bending region. In the unfolded state, the support structure located in the first area 2 is provided with at least one adjusting structure 3 along the unfolding direction, and the adjusting structure 3 comprises a first sub-adjusting structure 31, a second sub-adjusting structure 32 and a first connecting structure 33 which are arranged in sequence. The first sub regulation structure 31 and the second sub regulation structure 32 may be wall-shaped structures and are correspondingly spaced apart, and the first sub regulation structure 31 and the second sub regulation structure 32 can be relatively close to or far from each other. The first connecting structures 33 and the intervals between the first sub regulation structures 31 and the second sub regulation structures 32 are alternately arranged.
Alternatively, as shown in fig. 3, in the flattened state, the distance between the first sub adjustment structure 31 and the second sub adjustment structure 32 of the adjustment structure 3 is a second distance L1, and the second distance L1 is greater than the first distance.
The flexible display panel 5 is connected with the supporting structure in an attaching mode, one side of the first connecting structure 33 is in contact with the flexible display panel 5, the concentrated stress formed by the bent flexible display panel 5 drives the first connecting structure 33 to move, and therefore the distance between the first sub-adjusting structure 31 and the second sub-adjusting structure 32 is reduced, and the flexible display panel 5 is used for releasing the concentrated stress. The second distance L1 can be designed and adjusted according to the bending angle.
Optionally, as shown in fig. 3-4, the adjustment structure 3 further comprises a second connection structure 34. In the adjusting structure 3, one end of the second connecting structure 34 is connected with the first sub-adjusting structure 31, and the other end of the second connecting structure 34 is connected with the second sub-adjusting structure 32 to form a first groove; the second connecting structure 34, the second sub-adjusting structure 32, the first connecting structure 33 in one adjusting structure 3 and the first sub-adjusting structure 31 in another adjacent adjusting structure 3 which are connected in sequence enclose a second groove.
The first groove and the second groove are heat dissipation grooves, part of heat generated by the flexible display panel 5 can be concentrated on the side of the first groove through the interval between the first sub-adjusting structure 31 and the second sub-adjusting structure 32, because the first groove and the second groove share the second connecting structure 34 and the second sub-adjusting structure 32, the second connecting structure 34, the second sub-adjusting structure 32 and the first connecting structure 33 form a heat dissipation channel, the heat concentrated on the side of the first groove can be subjected to heat exchange and heat dissipation through the second groove, and the heat dissipation efficiency is improved.
In some embodiments, the first sub regulation structure 31, the second sub regulation structure 32, the first connection structure 33, and the second connection structure 34 are integrally formed.
Alternatively, as shown in fig. 3, the second connecting structure 34 includes a first connecting plate 341, a second connecting plate 342, and a third connecting plate 343, one end of the third connecting plate 343 is connected to the first sub adjustment structure 31, the other end of the third connecting plate 343 is connected to one end of the first connecting plate 341, the other end of the first connecting plate 341 is connected to one end of the second connecting plate 342, and the other end of the second connecting plate 342 is connected to the first sub adjustment structure 31; in the flattened state, a third distance L2 between the first and third connection plates 341 and 343 is equal to the second distance L1.
In a possible embodiment, the first connecting plate 341 and the third connecting plate 343 are disposed in parallel, spaced, and the distance between the first connecting plate 341 and the third connecting plate 343 is equal to the second distance L1, so that the bearing capacity of the support can be increased, the support structure is not prone to deformation during bending, stress is uniformly released, and stress concentration caused by nonuniform stress release is prevented.
Alternatively, as shown in fig. 3, in a radial plane of the bending axis of the bending region 1, the third connecting plate 343, the first connecting plate 341, the second connecting plate 342, the second sub-adjusting structure 32 and the first connecting structure 33, which are connected in sequence in one adjusting structure 3, form a design shape; the first and second grooves are respectively located at two sides of the first connection plate 341, the second connection plate 342 and the second sub regulation structure 32 which are connected in sequence.
In the thickness direction of the supporting structure, the second connecting structure 34, the second sub-adjusting structure 32 and the first connecting structure 33 connected in sequence divide the space between the two first sub-adjusting structures 31 into a first groove and a second groove, wherein the cross-sectional shape of the second connecting structure 34 is a U shape, the opening of the U shape faces the first sub-adjusting structure 31, so that the second connecting structure 34 has a certain bending angle, and a hollow structure is formed by the first groove and the second groove, so that the supporting structure meets the requirement of flexible bending, and at the same time, in the bending state, the first sub-adjusting structure 31, the second sub-adjusting structure 32, the first connecting structure 33 and the second connecting structure 34 used for limiting the first groove and the second groove increase the bearing capacity of the supporting structure, so that the distance between the first sub-adjusting structure 31 and the second sub-adjusting structure 32 is changed to release the stress concentrated on the flexible display panel 5, the flexible display panel 5 is prevented from being damaged.
Optionally, as shown in fig. 3, the first connecting structure 33 is a fourth connecting plate, the thickness of the fourth connecting plate is a fourth distance L3, and the fourth distance L3 is at least one time the second distance L1; the fourth web has a length of a fifth distance L4, and the fifth distance L4 is at least one time the second distance L1.
Bearing capacity, intensity and toughness have been guaranteed to the first connection structure 33 length and the thickness of design for first connection structure 33 can bear the stress of 5 releases of flexible display panel, and the interval of adjusting structure 3 and another regulation structure 3 of connection that simultaneously can be stable makes the change of interval and the flexible display panel 5's of corresponding position department the camber phase-match of buckling, makes the stress difficult to concentrate.
Optionally, as shown in fig. 1, 2, 5-8, the support structure further comprises a second region 4, the second region 4 being located at the periphery of the first region 2 away from the bending region 1; the bending region 1 is provided with an adjustment structure 3, or both the bending region 1 and the second region 4 are provided with an adjustment structure 3.
The second region 4 is a non-bending region 1, and as shown in fig. 6 to 7, when the whole design of the support structure has the adjusting structure 3, the support structure can be bent in any region, so that the application range of the support structure is increased. When the support structure has a portion including the non-adjustment structure, the portion of the non-adjustment structure may be a SUS layer.
Based on the same inventive concept, the present application provides a display device, which includes a flexible display panel 5 and the support structure in any of the foregoing embodiments of the present application, wherein the flexible display panel 5 is disposed on one side of the support structure.
A schematic sectional view of a partial structure of the display device in a flattened state, as shown in fig. 8; a cross-sectional view of a partial structure of a display device in a bent state is schematically shown in fig. 9.
The display device in the embodiment of the present application may be any supporting structure having the display screen in the foregoing embodiments, for example, a mobile communication terminal (e.g., a mobile phone), a PDA (Personal Digital Assistant), a mobile computer, a tablet computer, a wearable device, and other devices.
Based on the same inventive concept, an embodiment of the present application provides a method for manufacturing a support structure in the foregoing embodiment of the present application, including:
bending parts of the first regions 2 at two sides of the bending region 1 to form a plurality of adjusting structures 3, so as to obtain the supporting structure of the foregoing embodiment of the present application, such that two ends of the first connecting structure 33 of one adjusting structure 3 are respectively connected to the second sub-adjusting structure 32 of one adjusting structure 3 and the first sub-adjusting structure 31 of another adjacent adjusting structure 3; when the supporting structure is entirely in a bent state, a first distance between the first sub adjustment structure 31 and the second sub adjustment structure 32 is used for matching with a bending curvature of the flexible display panel disposed at a corresponding position.
Optionally, bending the first region 2 into a plurality of adjustment structures includes: a portion of the first region 2 is bent to form an adjustment structure 3.
Alternatively, bending a portion of the first region 2 to form an adjustment structure 3 comprises: a part of the first region 2 is bent in sequence to form a first sub-adjustment structure 31, a second sub-adjustment structure 34 spaced apart from the first sub-adjustment structure 32, and a corresponding first connection structure 33, resulting in an adjustment structure 3.
Based on the same inventive concept, the present application provides a method for manufacturing a support structure in the foregoing embodiments of the present application, as shown in fig. 10, including steps S100 to S200:
s100: and correspondingly arranging a plurality of first design structures arranged on one side of the first mould 6 into a plurality of second design structures arranged on one side of the second mould 7 to obtain an intermediate design structure.
Alternatively, the structure of the first mold 6 is as shown in fig. 11, and the first mold 6 and the second mold 7 have the same structure.
The intermediate design structure obtained through step S100 is shown in fig. 12.
S200: molten metal is poured into the intermediate design structure, so that the bending region 1 and the plurality of adjusting structures 3 located in the first regions 2 at two sides of the bending region 1 are obtained, and the support structure of the previous embodiment of the present application is obtained.
Optionally, the adjusting structures 3 include first sub-adjusting structures 31, second sub-adjusting structures 32 and corresponding first connecting structures 33 arranged at intervals, so that two ends of the first connecting structure 33 of one adjusting structure 3 are respectively connected with the second sub-adjusting structure 32 of one adjusting structure 3 and the first sub-adjusting structure 31 of another adjacent adjusting structure 3; in the bent state, a first distance between the first sub adjustment structure 31 and the second sub adjustment structure 32 is used to match a bending curvature of the flexible display panel 5 disposed at a corresponding position.
By applying the embodiment of the application, at least the following beneficial effects can be realized:
1. the stress that the flexible display panel 5 of buckling concentrates for the second distance L1 between the first sub regulation structure 31 and the second sub regulation structure 32 of corresponding position department reduces, and reduces to the distance that matches with flexible display panel 5, has realized the release of flexible display panel 5 concentrated stress, has avoided the crackle that causes of concentrated stress, has further improved the yields that has the bearing structure product.
2. The distance between the first sub-adjusting structure 31 and the second sub-adjusting structure 32, the second connecting structure 34 with the bending angle, and the hollow structure formed by the first groove and the second groove increase the bearing capacity of the supporting structure, and the supporting structure meets the requirement of flexibility.
3. At least a portion of heat generated from the flexible display panel 5 is concentrated in the first groove, and a heat dissipation area is increased by the second groove connected to the first groove to improve a heat dissipation speed and efficiency.
4. When the whole design of the supporting structure is provided with the adjusting structures 3, the supporting structure can realize the bending of any area, and the application range of the supporting structure is enlarged.
Those of skill in the art will appreciate that the various operations, methods, steps in the processes, acts, or solutions discussed in this application can be interchanged, modified, combined, or eliminated. Further, other steps, measures, or schemes in various operations, methods, or flows that have been discussed in this application can be alternated, altered, rearranged, broken down, combined, or deleted. Further, steps, measures, schemes in the prior art having various operations, methods, procedures disclosed in the present application may also be alternated, modified, rearranged, decomposed, combined, or deleted.
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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
It should be understood that, although the steps in the flowcharts of the figures are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and may be performed in other orders unless explicitly stated herein. Moreover, at least a portion of the steps in the flow chart of the figure may include multiple sub-steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, which are not necessarily performed in sequence, but may be performed alternately or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
The foregoing is only a partial embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the principle of the present application, and these modifications and decorations should also be regarded as the protection scope of the present application.
Claims (10)
1. A support structure, comprising:
the bending area and first areas positioned on two sides of the bending area; one side of the supporting structure is used for arranging a flexible display panel;
the supporting structure positioned in the first area comprises a plurality of adjusting structures, and the adjusting structures comprise first sub-adjusting structures, second sub-adjusting structures and corresponding first connecting structures which are arranged at intervals;
two ends of the first connecting structure of one adjusting structure are respectively connected with the second sub-adjusting structure of one adjusting structure and the first sub-adjusting structure of the other adjacent adjusting structure;
in a bent state, a first distance between the first sub-adjustment structure and the second sub-adjustment structure is matched with the bending curvature of the flexible display panel at a corresponding position.
2. The support structure of claim 1,
in a flattened state, a distance between the first sub adjustment structure and the second sub adjustment structure of the adjustment structure is a second distance, and the second distance is greater than the first distance.
3. The support structure of claim 2, wherein the adjustment structure further comprises: a second connecting structure;
in one adjusting structure, one end of the second connecting structure is connected with the first sub-adjusting structure, and the other end of the second connecting structure is connected with the second sub-adjusting structure to form a first groove;
the second connecting structure, the second sub-adjusting structure, the first connecting structure and the first sub-adjusting structure in the adjacent adjusting structure in the adjusting structure which are connected in sequence form a second groove in a surrounding mode.
4. The support structure of claim 3,
the second connecting structure comprises a first connecting plate, a second connecting plate and a third connecting plate, one end of the third connecting plate is connected with the first sub-adjusting structure, the other end of the third connecting plate is connected with one end of the first connecting plate, the other end of the first connecting plate is connected with one end of the second connecting plate, and the other end of the second connecting plate is connected with the first sub-adjusting structure;
in a flattened state, a third distance between the first and third connection plates is equal to the second distance.
5. The support structure of claim 4,
in a radial plane of a bending axis of the bending area, the third connecting plate, the first connecting plate, the second sub-adjusting structure and the first connecting structure which are connected in sequence in one adjusting structure form a designed shape;
the first groove and the second groove are respectively positioned at two sides of the first connecting plate, the second connecting plate and the second sub-adjusting structure which are connected in sequence.
6. The support structure of claim 2,
the first connecting structure is a fourth connecting plate, the thickness of the fourth connecting plate is a fourth distance, and the fourth distance is at least one time of the second distance; the length of the fourth connecting plate is a fifth distance, and the fifth distance is at least one time of the second distance.
7. The support structure of claim 1, further comprising a second region located at a periphery of the first region away from the bend region;
the bending area is provided with the adjusting structure; alternatively, the first and second electrodes may be,
the bending area and the second area are both provided with the adjusting structures.
8. A display device, comprising: a flexible display panel and the support structure of any one of claims 1-7, the flexible display panel being disposed on one side of the support structure.
9. A method of making a support structure according to any one of claims 1 to 7, comprising:
bending the first areas positioned at two sides of the bending area to form a plurality of adjusting structures to obtain the supporting structures, so that two ends of the first connecting structure of one adjusting structure are respectively connected with the second sub-adjusting structure of one adjusting structure and the first sub-adjusting structure of the other adjacent adjusting structure; and under the condition that the whole supporting structure is in a bent state, a first distance between the first sub-adjusting structure and the second sub-adjusting structure is used for being matched with the bending curvature of the flexible display panel arranged at the corresponding position.
10. A method of making a support structure according to any one of claims 1 to 7, comprising:
correspondingly placing a plurality of first design structures arranged on one side of a first mould into a plurality of second design structures arranged on one side of a second mould to obtain an intermediate design structure;
and pouring molten metal into the middle design structure to form a bending area and a plurality of adjusting structures positioned in first areas at two sides of the bending area, so as to obtain the supporting structure.
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| CN113763819B (en) | 2023-05-16 |
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