CN115188263B - Multi-fold folding assembly and multi-fold display device - Google Patents
Multi-fold folding assembly and multi-fold display device Download PDFInfo
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- CN115188263B CN115188263B CN202210653809.9A CN202210653809A CN115188263B CN 115188263 B CN115188263 B CN 115188263B CN 202210653809 A CN202210653809 A CN 202210653809A CN 115188263 B CN115188263 B CN 115188263B
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- 230000033001 locomotion Effects 0.000 description 19
- 230000005540 biological transmission Effects 0.000 description 10
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Classifications
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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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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The embodiment of the application discloses a multi-fold folding assembly and a multi-fold display device, wherein the multi-fold folding assembly comprises a connecting rod structure, a telescopic rod, a hinge and a limiting ring, the connecting rod structure comprises a plurality of quadrilateral components, each quadrilateral component comprises four vertexes and four movable rods, two adjacent movable rods are movably connected around one vertex, each adjacent quadrilateral component is provided with a shared vertex, each quadrilateral component is provided with linkage, the telescopic rod is arranged at one end of the connecting rod structure, the hinge is arranged at any vertex of the connecting rod structure, and the limiting ring and the hinge are arranged in a one-to-one correspondence manner, wherein the number of the hinges is smaller than that of the quadrilateral components; through set up the link structure that has linkage in folding subassembly of many folds, make the quantity of hinge be less than the quantity of quadrilateral component, through the quantity that has reduced the hinge, greatly reduced folding subassembly of many folds the design degree of difficulty and cost.
Description
Technical Field
The application relates to the technical field of display, in particular to a multi-fold folding assembly and a multi-fold display device.
Background
At present, various products or concept models with bendable display areas are introduced by a plurality of semiconductor display and terminal companies, but related products are mainly single-folded products. At present, all the dynamic bending of the product is realized by a hinge mechanism, but the dynamic bending is limited by high hinge development cost and difficulty, and the current product and concept model machine are mainly presented in a single half-folding mode, so that the application mode expansion of the flexible display panel is hindered to a certain extent; meanwhile, in the technical field of multi-folding, the configuration number of the hinges is the same as the folding times so as to realize folding and unfolding of each folding display area, and more hinges can cause the increase of the design difficulty and the cost of products; therefore, it is desirable to provide a solution that can reduce the number of hinges.
Therefore, the existing multi-fold folding assembly has the technical problems of high design difficulty and high cost of products.
Disclosure of Invention
The embodiment of the application provides a multi-fold folding assembly and a multi-fold display device, which can solve the technical problems of high design difficulty and high cost of products existing in the conventional multi-fold folding assembly.
The embodiment of the application provides a multi-fold folding assembly, which comprises:
the connecting rod structure comprises a plurality of quadrilateral members, wherein each quadrilateral member comprises four vertexes and four movable rods, two adjacent movable rods are movably connected around one vertex, each adjacent quadrilateral member is provided with a common vertex, the common vertexes are movably connected with the four movable rods, and each quadrilateral member is provided with linkage;
the telescopic rod is arranged at one end of the connecting rod structure;
a hinge disposed at any one of the vertices of the link structure;
the limiting rings are arranged in one-to-one correspondence with the hinges;
wherein the number of hinges is smaller than the number of quadrilateral members.
Alternatively, in some embodiments of the application, the linkage is a four-bar linkage.
Alternatively, in some embodiments of the application, the number of hinges is 1.
Optionally, in some embodiments of the application, the hinge is disposed at an end of the link structure remote from the telescopic rod.
Optionally, in some embodiments of the present application, the vertex further includes an independent vertex, the independent vertex is movably connected to the two moving rods, and the hinge is disposed at the independent vertex.
Alternatively, in some embodiments of the present application, the telescopic rod is connected to at least two of the vertices of the four-bar linkage, and the four-bar linkage is symmetrically disposed about the telescopic rod.
Optionally, in some embodiments of the present application, at least two moving rods are connected to the vertex where the hinge is located, two ends of the limiting ring are respectively and fixedly disposed on the two moving rods, and the limiting ring is used for controlling a maximum unfolding angle of two adjacent moving rods.
Alternatively, in some embodiments of the application, the quadrilateral member is parallelogram in shape when the multi-fold folding assembly is unfolded.
An embodiment of the present application provides a multi-fold display device, including: the multi-fold folding assembly and the display panel according to any of the embodiments above, wherein the display panel comprises a plurality of folding display areas, the folding display areas are arranged in one-to-one correspondence with the quadrilateral members, and the multi-fold folding assembly is arranged on the surface of the display panel, which is away from the display side.
Optionally, in some embodiments of the present application, a connection slot is further provided on a side surface of the multi-fold assembly facing the display panel, a connection portion is further provided on a side surface of the display panel facing the multi-fold assembly, and the multi-fold assembly and the display panel are fixedly connected with each other through the connection slot and the connection portion in a clamping manner.
The beneficial effects are that: through setting up the link structure that has linkage nature, utilize link structure's linkage transmission, make the hinge quantity in the folding subassembly of many folds be less than quadrilateral member's quantity, through the quantity that has reduced the hinge, greatly reduced the design degree of difficulty and the cost of folding subassembly of many folds.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a first construction of a multi-fold folding assembly provided by the present application;
FIG. 2 is a schematic view of a second construction of the multi-fold folding assembly provided by the present application;
FIG. 3 is a schematic view of a third construction of the multi-fold folding assembly provided by the present application;
FIG. 4 is a schematic view of a fourth construction of the multi-fold folding assembly provided by the present application;
FIG. 5 is a fifth schematic illustration of a multi-fold folding assembly according to the present application;
fig. 6 is a schematic structural diagram of a multi-fold display device according to the present application;
FIG. 7 is a schematic view showing a first state of the display panel driven by the multi-fold assembly according to the present application;
FIG. 8 is a schematic diagram showing a second state of the display panel driven by the multi-fold assembly according to the present application;
fig. 9 is a schematic diagram of a third state of the display panel driven by the multi-fold assembly according to the present application.
Reference numerals illustrate:
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to fall within the scope of the application. Furthermore, it should be understood that the detailed description is presented herein for purposes of illustration and description only, and is not intended to limit the application. In the present application, unless otherwise indicated, terms of orientation such as "upper" and "lower" are used to generally refer to the upper and lower positions of the device in actual use or operation, and specifically the orientation of the drawing figures; while "inner" and "outer" are for the outline of the device.
Referring to fig. 1 to 5, the multi-fold folding assembly 1 provided by the present application includes a connecting rod structure, a telescopic rod 30, a hinge 20, and a limiting ring 40, wherein the connecting rod structure includes a plurality of quadrilateral members 10, the quadrilateral members 10 include four vertices 101 and four movable rods 102, two adjacent movable rods 102 are movably connected around one vertex 101, the adjacent quadrilateral members 10 have a common vertex 1011, each quadrilateral member 10 has linkage, the telescopic rod 30 is disposed at one end of the connecting rod structure, the hinge 20 is disposed at any vertex 101 of the connecting rod structure, and the limiting ring 40 is disposed in one-to-one correspondence with the hinge 20, wherein the number of the hinges 20 is smaller than that of the quadrilateral members 10.
Wherein, the linkage refers to: because the movable rods 102 are movably connected, the movement accords with the geometric movement rule of a quadrilateral, when the rotation state of the movable rod 102 of one quadrilateral component 10 changes, the movable rod 102 of the other quadrilateral component 10 is driven to move in the same way, and the like until the movable rod 102 of the quadrilateral component 10 completes the same movement.
Wherein the movable connection can be a hinge.
Wherein the common vertex 1011 is movably connected with the four movable rods 102.
In the present embodiment, by providing the link structure having the linkage in the multi-fold folding assembly 1, the number of hinges 20 is made smaller than the number of quadrangular members 10, and by reducing the number of hinges 20, the design difficulty and cost of the multi-fold folding assembly 1 are greatly reduced.
The technical scheme of the present application will now be described with reference to specific embodiments.
In one embodiment, the linkage is a four-bar linkage.
Wherein the four-bar linkage structure comprises four quadrilateral members 10 arranged side by side and connected in pairs.
Wherein the common vertex 1011 is on the same straight line, and the four-bar structure is symmetrically arranged about the straight line.
It can be appreciated that the four-bar structure is utilized to not only save space, but also realize the conversion from small stroke to large stroke, thereby improving the telescopic movement efficiency of the multi-fold folding assembly 1.
In the embodiment, by adopting the four-bar mechanism, the number of the components is small, the cost is further reduced, and the plane complex motions such as rotation, swing, movement and the like can be realized.
In one embodiment, referring to fig. 1-4, the number of hinges 20 is 1.
Wherein the number of hinges 20 of the multi-fold folding assembly 1 is 1, the design is a single hinge 20 design.
Further, the hinge 20 is preferably disposed at the front and rear ends of the link structure, so as to improve the transmission efficiency.
In this embodiment, the multi-fold operation of the multi-fold folding assembly 1 can be achieved by adopting the single hinge 20 through the linkage of the link structure, so that the design difficulty and cost of the multi-fold folding assembly 1 are further reduced.
In one embodiment, the number of hinges 20 may be 2, 3, 4, etc., so long as the number of hinges 20 is smaller than the number of quadrilateral members 10, which can reduce the design difficulty and cost of the multi-fold folding assembly 1 relative to the design of a one-fold hinge 20.
The design of a hinge 20 means that each quadrilateral member 10 is provided with a hinge 20, adjacent quadrilateral members 10 are independent of each other and have no linkage in movement, and the independent quadrilateral members 10 are driven to move by the respective hinges 20, so that the whole shrinkage and expansion are realized.
In one embodiment, the hinge 20 is disposed at an end of the linkage structure remote from the telescoping rod 30.
It will be appreciated that since the hinge 20 is a component providing active movement, the transmission efficiency is high when arranged in the start or end position in order to achieve a movement transmission, which would be low if the hinge 20 were arranged in a certain quadrangular member 10 in the middle of the linkage structure.
In another embodiment, the hinge 20 is disposed at an end of the link structure adjacent to the telescoping rod 30.
Wherein the link structure comprises a quadrilateral member 10 adjacent to the telescopic rod 30, and the hinge 20 is arranged at any vertex 101 of the quadrilateral member 10.
In this embodiment, the hinge 20 is disposed at one end of the link structure near the telescopic rod 30, and is disposed at one of two ends of the link structure, so that the transmission efficiency is high.
In one embodiment, the hinge 20 may also be disposed at any of the vertices 101.
Wherein the telescopic rod 30 can be used as an active movement component.
In this embodiment, to simplify the process and reduce the design difficulty, the hinge 20 may be disposed at any vertex 101 that is convenient to be disposed.
In one embodiment, referring to fig. 1, 3 and 4, the vertex 101 includes a common vertex 1011 and an independent vertex 1012, the independent vertex 1012 is movably connected to the two moving rods 102, and the hinge 20 is disposed at the independent vertex 1012.
Referring to fig. 1, the hinge 20 is disposed at a separate vertex 1012 farthest from the telescopic rod 30; at the moment, the transmission efficiency is high, and the symmetry of the multi-fold folding assembly 1 is good.
Referring to fig. 3 and 4, the hinge 20 may be further disposed at two other independent vertices 1012 of the quadrilateral member 10 at the farthest side from the telescopic rod 30.
In one embodiment, the telescopic rod 30 is connected to at least two of the vertices 101 of the four-bar linkage, and the four-bar linkage is symmetrically disposed about the telescopic rod 30.
Wherein the telescopic rod 30 is respectively connected with at least one common vertex 1011 and at least one independent vertex 1012.
Wherein the independent vertex 1012 is located on a line on which a plurality of the common vertices 1011 are located.
The telescopic rod 30 may be disposed at the head end or the tail end of the connecting rod structure.
It will be appreciated that the telescopic rod 30 may be used as an active movement component, and the user may control the telescopic rod 30 to implement the linkage movement of the link structure, that is, may implement the opening and closing function of the multi-fold assembly 1 by moving the telescopic rod 30.
It should be noted that, the telescopic rod 30 and the hinge 20 are both actively moving components, so that the active movement of one of the telescopic rod 30 and the hinge 20 can drive the linkage movement of the link structure, thereby realizing the telescopic and unfolding; wherein the different setting positions of the hinges 20 are only related to the transmission efficiency.
In this embodiment, through setting up telescopic link 30 in the one end of connecting rod structure, can make its initiative motion through external force action telescopic link 30 to drive connecting rod structure and realize the coordinated motion, and then realize the flexible and the expansion of folding subassembly.
In one embodiment, the hinge 20 is disposed at any point 101 or other intersection of the components on the link structure, as the different positions of the hinge 20 are only related to the transmission efficiency, and the present application is merely illustrated in a few ways with high transmission efficiency.
In one embodiment, the link structure and the telescopic link 30 are connected in an articulated manner.
In one embodiment, the vertex 101 where the hinge 20 is located is connected to at least two moving rods 102, two ends of the limiting ring 40 are respectively and fixedly disposed on the two moving rods 102, and the limiting ring 40 is used for controlling the maximum unfolding angle of two adjacent moving rods 102.
The limiting ring 40 further includes a plug 401, and the maximum angle and the minimum angle of the rotation of the moving rod 102 are controlled by the moving distance of the plug 401, which is reflected on the multi-fold folding assembly 1, and the contraction and expansion range of the multi-fold folding assembly 1 is controllable.
It will be appreciated that the stop collar 40 may be used as a motion stop mechanism to control the maximum expansion angle of the link, i.e., the movable rod 102 may be rotated 360 ° about the hinge point, and by adding a motion stop mechanism, the rotation angle of two adjacent movable rods 102 may be limited to be within 180 °.
In this embodiment, by setting the stop collar 40, specifically controlling the maximum angle and the minimum angle of rotation of the moving rod 102 connected to the stop collar 40 through the plug 401, the technical effect of controllable contraction and expansion range of the multi-fold folding assembly 1 is achieved.
In one embodiment, the quadrilateral member 10 is parallelogram in shape when the multi-fold assembly 1 is unfolded.
In this embodiment, through the parallel and level of opposite side of parallelogram and equal, have the principle of stability, be favorable to realizing the linkage of connecting rod structure to promote transmission efficiency.
Referring to fig. 6 to 9, the multi-fold display device 2 provided in the embodiment of the application includes the multi-fold folding assembly 1 and the display panel 3 according to any of the embodiments, the display panel 3 includes a plurality of folding display areas 60, the folding display areas 60 are disposed in one-to-one correspondence with the quadrilateral members 10, and the multi-fold folding assembly 1 is disposed on a surface of the display panel 3 facing away from the display side.
Wherein, the folding display areas 60 are arranged in a one-to-one correspondence with the quadrilateral elements 10, i.e. one folding display area 60 is only provided with one quadrilateral element 10.
The display panel 3 may be a flexible display panel 3, and the flexible display panel 3 may take any form of a folded state as shown in fig. 7, a flattened state as shown in fig. 8, and a fully flattened state as shown in fig. 9 under the driving of the multi-fold folding assembly 1.
It will be appreciated that when the multi-fold folding assembly 1 assumes the state shown in fig. 1, 3, 4, 5, the display panel 3 assumes the folded state as shown in fig. 7, respectively; when the multi-fold folding assembly 1 assumes the state shown in fig. 2, the display panel 3 correspondingly assumes the flattened state shown in fig. 8.
In this embodiment, the multi-fold display device 2 breaks through the conventional single-fold-type of a folding screen, introduces a multi-fold type, and can realize maximum content display in a limited space, thereby widening product application; meanwhile, the number of the hinges 20 in the multi-fold folding assembly 1 is reduced to be smaller than that of the quadrilateral members 10, so that the design difficulty and cost of the multi-fold display device 2, the multi-fold folding assembly 1 and the display panel 3 are greatly reduced.
In an embodiment, referring to fig. 5, a connection slot 50 is further provided on a side surface of the multi-fold assembly 1 facing the display panel 3, a connection portion is further provided on a side surface of the display panel 3 facing the multi-fold assembly 1, and the multi-fold assembly 1 and the display panel 3 are fixedly connected with the connection portion through the connection slot 50.
Wherein, the connecting clamping groove 50 is used for fixedly connecting with the display panel 3, and the display panel 3 is assembled and fixed with the connecting rod structure through the connecting clamping groove 50; the clamping groove is arranged on the surface of the connecting rod, and the connecting clamping groove 50 can be designed as a groove for accommodating and fixing the display panel 3.
The connecting portion may be a pulley or a protrusion, which is disposed in the connecting slot 50, and is in rolling connection or sliding connection with the connecting slot 50.
It can be understood that the fixing manner between the display panel 3 and the multi-fold assembly 1, besides the manner of connecting the clamping groove 50, can be further fixed by other clamping grooves or clamping or connecting manners, which are not described herein again.
In this embodiment, the folding clamping groove is formed in a surface of a side, close to the display panel 3, of the multi-fold folding assembly 1, so that the multi-fold folding assembly 1 is fixedly connected with the display panel 3 in a clamping manner, and therefore the multi-fold folding assembly 1 drives the display panel 3 to achieve multi-fold, and the maximum content display can be achieved in a limited space, and the product application is widened.
In one embodiment, the display panel 3 and the multi-fold assembly 1 may be fixed by bolts passing through a mechanism member therebetween.
In one embodiment, the display panel 3 is equally divided into N sections of folded display areas 60 along the folded edges according to the N-fold requirement, meanwhile, a section of quadrilateral members 10 with equal lengths is arranged below each section of folded display area 60, and each folded display area 60 of the display panel 3 and the corresponding quadrilateral member 10 are fixedly connected through a fixing piece, so that synchronous movement of each folded display area 60 and the corresponding quadrilateral member 10 is ensured.
In one embodiment, the multi-fold assembly 1 is in the state shown in fig. 2, wherein the plug 401 moves to the extreme end of the stop collar 40, and the moving rods 102 approach each other, and the multi-fold display device 2 and the display panel 3 are in a flattened state.
In one embodiment, the multi-fold assembly 1 is in the state shown in fig. 1, 3, 4 and 5, wherein the plug 401 moves to the top end of the stop collar 40, and the moving rods 102 are far away from each other, and the multi-fold display device 2 and the display panel 3 are in the folded state.
The multi-fold folding assembly provided by the embodiment comprises a connecting rod structure, telescopic rods, hinges and limiting rings, wherein the connecting rod structure comprises a plurality of quadrilateral members, each quadrilateral member comprises four vertexes and four movable rods, two adjacent movable rods are movably connected around one vertex, each quadrilateral member is provided with a common vertex, each quadrilateral member is provided with linkage, the telescopic rods are arranged at one end of the connecting rod structure, the hinges are arranged at any vertex of the connecting rod structure, and the limiting rings are arranged in one-to-one correspondence with the hinges, wherein the number of the hinges is smaller than that of the quadrilateral members; through set up the link structure that has linkage in folding subassembly of many folds, make the quantity of hinge be less than the quantity of quadrilateral component, through the quantity that has reduced the hinge, greatly reduced folding subassembly of many folds the design degree of difficulty and cost.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.
The multi-fold folding assembly and the multi-fold display device provided by the embodiments of the present application are described in detail, and specific examples are applied to illustrate the principles and embodiments of the present application, and the description of the above embodiments is only used to help understand the method and core idea of the present application; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, the present description should not be construed as limiting the present application.
Claims (9)
1. A multi-fold folding assembly, comprising:
the connecting rod structure comprises a plurality of quadrilateral members, wherein each quadrilateral member comprises four vertexes and four movable rods, two adjacent movable rods are movably connected around one vertex, each adjacent quadrilateral member is provided with a common vertex, the common vertexes are movably connected with the four movable rods, and each quadrilateral member is provided with linkage;
the telescopic rod is arranged at one end of the connecting rod structure;
a hinge disposed at any one of the vertices of the link structure;
the limiting rings are arranged in one-to-one correspondence with the hinges;
wherein the number of hinges is smaller than the number of quadrilateral members, and the number of hinges of the multi-fold folding assembly is 1.
2. The multi-fold folding assembly of claim 1, wherein the linkage is a four-bar linkage.
3. The multi-fold folding assembly of claim 2, wherein the hinge is disposed at an end of the linkage structure remote from the telescoping rod.
4. A multi-fold assembly as recited in claim 3 wherein said vertex further comprises an independent vertex, said independent vertex being movably coupled to two of said movable bars, said hinge being disposed at said independent vertex.
5. The multi-fold folding assembly of claim 2, wherein the telescoping rod is connected to at least two of the vertices of the four-bar linkage, the four-bar linkage being symmetrically disposed about the telescoping rod.
6. The multi-fold assembly of claim 1, wherein the top point of the hinge is connected with at least two movable rods, two ends of the limiting ring are respectively fixedly arranged on the two movable rods, and the limiting ring is used for controlling the maximum unfolding angle of two adjacent movable rods.
7. The multi-fold folding assembly of claim 1, wherein the quadrilateral member is parallelogram shaped when the multi-fold folding assembly is unfolded.
8. A multi-fold display device, comprising: the multi-fold folding assembly, display panel of any one of claims 1-7, comprising a plurality of fold display areas disposed in one-to-one correspondence with the quadrilateral members, the multi-fold folding assembly disposed on a surface of the display panel facing away from a display side.
9. The multi-fold display device of claim 8, wherein a side surface of the multi-fold folding assembly facing the display panel is further provided with a connection clamping groove, a side surface of the display panel facing the multi-fold folding assembly is further provided with a connection part, and the multi-fold folding assembly and the display panel are fixedly connected with the connection part in a clamping manner through the connection clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210653809.9A CN115188263B (en) | 2022-06-09 | 2022-06-09 | Multi-fold folding assembly and multi-fold display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210653809.9A CN115188263B (en) | 2022-06-09 | 2022-06-09 | Multi-fold folding assembly and multi-fold display device |
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| CN115188263A CN115188263A (en) | 2022-10-14 |
| CN115188263B true CN115188263B (en) | 2023-10-31 |
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| CN202210653809.9A Active CN115188263B (en) | 2022-06-09 | 2022-06-09 | Multi-fold folding assembly and multi-fold display device |
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| Publication number | Publication date |
|---|---|
| CN115188263A (en) | 2022-10-14 |
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