CN111935345B - Flexible screen rolling synchronizer - Google Patents
Flexible screen rolling synchronizer Download PDFInfo
- Publication number
- CN111935345B CN111935345B CN202010784678.9A CN202010784678A CN111935345B CN 111935345 B CN111935345 B CN 111935345B CN 202010784678 A CN202010784678 A CN 202010784678A CN 111935345 B CN111935345 B CN 111935345B
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- Prior art keywords
- synchronizing
- assembly
- gear
- dragging plate
- plate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
The invention provides a flexible screen rolling synchronizer, comprising: the synchronous rolling assembly comprises a rolling shaft, a synchronous assembly and a lower moving plate, the lower moving plate is connected with the synchronous assembly, the rolling shaft is arranged on one side, far away from the dragging plate, of the lower moving plate through the fixed frame, the dragging plate is connected with the synchronous assembly, one end of the pretension force assembly is connected with the synchronous assembly, and the other end of the pretension force assembly is connected with the dragging plate; the dragging plate and the lower moving plate synchronously move in opposite directions. The movement of the dragging plate can drive the lower moving plate to synchronously move in the opposite direction through the pre-tensioning force assembly and the synchronous assembly, so that the synchronous function is realized, the structure is small and exquisite, the realization is convenient, and the synchronous effect of the OLED flexible screen in the rolling process can be well ensured.
Description
Technical Field
The invention relates to a flexible screen rolling device, in particular to a flexible screen rolling synchronization device.
Background
With the improvement of the flexible folding or bending performance of the OLED display screen, some portable electronic products, such as mobile phones, tablet computers, and the like, which are used in daily use at present, except for the reduction of the carrying space due to the folding structure, the rolling structure is also a way to save the carrying space. Therefore, how to ensure that the flexible screen of the OLED realizes synchronization in the scrolling process is a main problem to be solved.
Disclosure of Invention
The invention aims to solve the technical problem of providing a flexible screen rolling synchronizer which can ensure that the OLED flexible screen realizes synchronization in the rolling process.
To this end, the present invention provides a flexible screen scrolling synchronization device, comprising: the synchronous rolling assembly comprises a rolling shaft, a synchronous assembly and a lower moving plate, the lower moving plate is connected with the synchronous assembly, the rolling shaft is arranged on one side, far away from the dragging plate, of the lower moving plate through the fixed frame, the dragging plate is connected with the synchronous assembly, one end of the pretension force assembly is connected with the synchronous assembly, and the other end of the pretension force assembly is connected with the dragging plate; the dragging plate and the lower moving plate synchronously move in opposite directions.
In a further development of the invention, the synchronizing assembly comprises a left synchronizing assembly and a right synchronizing assembly, which are respectively arranged on both sides of the lower moving plate.
The invention is further improved in that the right synchronizing assembly comprises a right shaft coupling seat, a right synchronizing screw rod, a right transmission gear and a right synchronizing gear, the right synchronizing screw rod is fixed in the right shaft coupling seat, the right synchronizing screw rod is connected to the right synchronizing gear through the right transmission gear, and the right synchronizing gear is connected to the dragging plate.
The left synchronizing assembly comprises a left shaft coupling seat, a left synchronizing screw rod, a left transmission gear and a left synchronizing gear, the left synchronizing screw rod is fixed in the left shaft coupling seat, the left synchronizing screw rod is connected to the left synchronizing gear through the left transmission gear, and the left synchronizing gear is connected to the dragging plate.
The invention has the further improvement that the right synchronizing assembly also comprises a right mounting piece, and the right synchronizing gear is mounted at one end of the right shaft coupling seat through the right mounting piece; the left synchronizing assembly further comprises a left mounting piece, and the left synchronizing gear is mounted at one end of the left shaft coupling through the left mounting piece.
The invention has the further improvement that the left synchronous gear and the right synchronous gear respectively comprise synchronous straight teeth, conical teeth and mounting holes for realizing mounting, the synchronous straight teeth are connected with the dragging plate, and the conical teeth are respectively connected with the corresponding left transmission gear or right transmission gear.
The invention is further improved in that the fixing frame comprises a fixing plate, a left fixing baffle and a right fixing baffle, and the left fixing baffle and the right fixing baffle are arranged on two sides of the fixing plate.
The invention is further improved in that the dragging plate comprises a gear strip, a groove, step edges and a mounting column, the gear strip is arranged on two sides of one side of the dragging plate close to the synchronous rolling assembly, the groove is arranged on one side of the dragging plate close to the fixed frame, the step edges are arranged on two sides of the groove, and the pre-tensioning force assembly is connected with the dragging plate through the mounting column.
The invention is further improved in that the fixing plate is provided with a harpoon-shaped component, and the harpoon-shaped component is arranged corresponding to the groove.
The pre-tensioning force assembly comprises an upper cover, a lower cover, a pressure spring guide member and a pressure spring, wherein the pressure spring is arranged between the upper cover and the lower cover through the pressure spring guide member, one end of the pressure spring guide member is connected with the mounting column, and the other end of the pressure spring guide member is connected with the synchronizing assembly.
Compared with the prior art, the invention has the beneficial effects that: the lower moving plate is connected with the synchronous assembly, the dragging plate is connected with the synchronous assembly, and therefore the movement of the dragging plate can drive the lower moving plate to synchronously move in the opposite direction through the pre-tensioning force assembly and the synchronous assembly, so that the synchronous function is realized, the structure is small and exquisite, the realization is convenient, and the synchronous effect of the OLED flexible screen in the rolling process can be well guaranteed; on this basis, the one end of pretension force subassembly with synchronous subassembly is connected, the other end of pretension force subassembly with the dragging plate is connected, and then can effectively eliminate the fit clearance between the different members to further promote the optimal design of product, and can improve the stability ability of product.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic front perspective view of an embodiment of the present invention;
FIG. 3 is an exploded view of a fixed frame and a synchronous scrolling assembly according to an embodiment of the present invention;
FIG. 4 is a schematic perspective view of a right synchronization module according to one embodiment of the present invention;
FIG. 5 is an exploded view of the right synchronizing assembly according to one embodiment of the present invention;
FIG. 6 is a schematic view of the back side of the lower moving plate according to one embodiment of the present invention;
FIG. 7 is a schematic front view of the lower moving plate according to one embodiment of the present invention;
FIG. 8 is a schematic perspective view of a left synchronizing gear and a right synchronizing gear according to an embodiment of the present invention;
FIG. 9 is an exploded view of a drag plate according to one embodiment of the present invention;
figure 10 is an exploded view of a pretension assembly according to an embodiment of the invention.
Detailed Description
Preferred embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 to 10, the present example provides a flexible screen scroll synchronization device, including: the synchronous rolling assembly 2 comprises a rolling shaft 21, a synchronous assembly and a lower moving plate 28, the lower moving plate 28 is connected with the synchronous assembly, the rolling shaft 21 is arranged on one side, far away from the dragging plate 3, of the lower moving plate 28 through the fixed frame 1, the dragging plate 3 is connected with the synchronous assembly, one end of the pretension force assembly 4 is connected with the synchronous assembly, and the other end of the pretension force assembly 4 is connected with the dragging plate 3; the drag plate 3 and the lower moving plate 28 move in the opposite direction in synchronization.
In practical application, one end of the OLED flexible display screen is fixed on the dragging plate 3, and the other end of the OLED flexible display screen bypasses the rolling shaft 21 and is fixed on the lower moving plate 28, and when the dragging plate 3 is dragged inwards or outwards under the action of an external force, the lower moving plate 28 is driven by the pre-tensioning force assembly 4 and the synchronizing assembly to move synchronously towards a direction opposite to that of the dragging plate 3, so that synchronous rolling of the OLED flexible display screen is realized.
More specifically, as shown in fig. 1 to 7, the synchronizing assembly of this embodiment includes a left synchronizing assembly and a right synchronizing assembly, which are respectively disposed on both sides of the lower moving plate 28, for uniformly realizing the synchronized movement of the lower moving plate 28; the left synchronizing assembly and the right synchronizing assembly are identical in structure and are correspondingly arranged on the left side and the right side respectively.
As shown in fig. 4 and 5, the right synchronizing assembly of this embodiment includes a right coupling base 222, a right synchronizing screw 232, a right transmission gear 242, a right synchronizing gear 252 and a right mounting member 262, the right synchronizing screw 232 is fixed in the right coupling base 222, the right synchronizing screw 232 is connected to the right synchronizing gear 252 through the right transmission gear 242, and the right synchronizing gear 252 is connected to the trailing plate 3; the right synchronizing gear 252 is mounted to one end of the right coupling boss 222 by the right mounting member 262.
Accordingly, as shown in fig. 3, the left synchronizing assembly of this embodiment includes a left shaft coupling seat 221, a left synchronizing screw 231, a left transmission gear 241, a left synchronizing gear 251 and a left mounting member 261, the left synchronizing screw 231 is fixed in the left shaft coupling seat 221, the left synchronizing screw 231 is connected to the left synchronizing gear 251 through the left transmission gear 241, and the left synchronizing gear 251 is connected to the dragging plate 3; the left synchronizing gear 251 is mounted to one end of the left shaft coupling 221 through the left mounting member 261.
As shown in fig. 8, in this embodiment, each of the left and right synchronizing gears 251 and 252 includes a synchronizing spur 254, a bevel gear 255, and a mounting hole 253 for mounting, the synchronizing spur 254 is connected to the dragging plate 3, and the bevel gear 255 is connected to the corresponding left or right transmission gear 241 or 242, respectively. In this embodiment, the left mounting piece 261 and the right mounting piece 262 are preferably mounting members such as a shaft pin, a screw, or a bolt, and correspondingly, the mounting hole 253 is also a mounting hole such as a shaft pin hole, a screw hole, or a bolt hole.
In this embodiment, the rack gears 31 on both sides of the dragging plate 3 are respectively engaged with the straight synchronizing teeth 254 of the left synchronizing gear 251 and the right synchronizing gear 252, the conical teeth 255 on the left synchronizing gear 251 and the right synchronizing gear 252 are respectively engaged with the left transmission gear 241 and the right transmission gear 242, and the left transmission gear 241 and the right transmission gear 242 are respectively fixed on the left synchronizing screw 231 and the right synchronizing screw 232. When the dragging plate 3 moves left or right, the left synchronizing gear 251 and the right synchronizing gear 252 are pushed to rotate, and the bevel teeth 255 on the left synchronizing gear 251 and the right synchronizing gear 252 respectively drive the left transmission gear 241 and the right transmission gear 242, so as to respectively drive the left synchronizing screw rod 231 and the right synchronizing screw rod 232 to rotate.
As shown in fig. 3, 7 and 8, the lower moving plate 28 of this embodiment has a left nut 281 and a right nut 282 engaged with the left and right synchronizing screws 231 and 232, respectively, on both sides thereof; the lower moving plate 28 is matched with the left synchronizing screw rod 231 or the right synchronizing screw rod 232 through the left screw 281 and the right screw 282 on the two sides of the lower moving plate, the rotation of the left synchronizing screw rod 231 and the right synchronizing screw rod 232 drives the lower moving plate 28 to move, the moving direction is just opposite to that of the dragging plate 3, and further the dragging plate 3 and the lower moving plate 28 can realize 1:1 movement, so that the synchronizing function is realized.
As shown in fig. 3, the fixing frame 1 of the present embodiment includes a fixing plate 11, a left fixing baffle 121, and a right fixing baffle 122, and the left fixing baffle 121 and the right fixing baffle 122 are disposed on both sides of the fixing plate 11.
As shown in fig. 8, in this embodiment, the dragging plate 3 includes a gear rack 31, a groove 32, a step edge 33 and a mounting column 34, wherein the gear rack 31 is disposed on two sides of the dragging plate 3 near one side of the synchronous rolling component 2, and is respectively used for matching with the synchronous straight teeth 254 of the left synchronous gear 251 and the right synchronous gear 252; the groove 32 is arranged on one side of the dragging plate 3 close to the fixed frame 1, the fixed plate 11 is provided with a harpoon-shaped member 111, the harpoon-shaped member 111 is arranged corresponding to the groove 32, and the motion guiding and moving connection during moving is realized through the inserting structure of the harpoon-shaped member 111 corresponding to the groove 32; the step edges 33 are arranged at two sides of the groove 32 and used for realizing limiting; the pre-tension assembly 4 is connected to the trailing plate 3 by the mounting post 34.
As shown in fig. 1 and 9, the pre-tension assembly 4 of this embodiment includes an upper cover 41, a lower cover 42, a compression spring guide member 43, and a compression spring 44, wherein the compression spring 44 is disposed between the upper cover 41 and the lower cover 42 through the compression spring guide member 43, one end of the compression spring guide member 43 is connected to the mounting post 34, and the other end of the compression spring guide member 43 is connected to the synchronizing assembly.
In this embodiment, the upper cover 41 and the lower cover 42 are provided with pressure spring grooves for accommodating the pressure springs 44, and the pressure spring guide members 43 have opposite ends, and are respectively connected to the mounting posts 34 of the dragging plate 3 and the synchronizing members of the synchronizing scrolling assembly 2, so as to promote the matching degree between different members under the elastic force of the pressure springs 44. More specifically, one end of the compressed spring guide member 43 in this embodiment is connected to the mounting post 34, and the other end of the compressed spring guide member 43 is fixed to the left shaft coupling seat 221, so as to eliminate a fit gap between the rack gear 31 of the dragging plate 3 and the synchronous straight teeth 254 of the left and right synchronizing gears 251 and 252, and eliminate a fit gap between the left and right nuts 281 and 282 of the lower moving plate 28 and the left and right synchronizing screws 231 and 232, respectively, thereby further improving the optimized design of the product and the stability of the product. Of course, in practical applications, the mounting post 34 may be disposed on the other side of the dragging plate, one end of the pressure spring guiding member 43 is connected to the mounting post 34, and the other end of the pressure spring guiding member 43 is fixed to the right coupling seat 222, so that the same effect can be achieved, or the pre-tensioning force assembly 4 may be replaced by another pre-tensioning force device capable of achieving the same effect.
In summary, in this embodiment, the lower moving plate 28 is connected to the synchronizing assembly, and the dragging plate 3 is connected to the synchronizing assembly, so that the movement of the dragging plate 3 can drive the lower moving plate 28 to synchronously move in the opposite direction through the pre-tensioning assembly 4 and the synchronizing assembly, thereby realizing the synchronizing function, having a small structure, being convenient to implement, and well ensuring the synchronizing effect of the OLED flexible screen in the scrolling process; on this basis, the one end of pretension force subassembly 4 with synchronous subassembly is connected, the other end of pretension force subassembly 4 with drag board 3 is connected, and then can effectively eliminate the fit clearance between the different members to further promote the optimal design of product, and can improve the stability ability of product.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (7)
1. A flexible screen scroll synchronization device, comprising: the synchronous rolling device comprises a fixed frame (1), a synchronous rolling assembly (2), a dragging plate (3) and a pre-tensioning force assembly (4), wherein the synchronous rolling assembly (2) comprises a rolling shaft (21), a synchronous assembly and a lower dragging plate (28), the lower dragging plate (28) is connected with the synchronous assembly, the rolling shaft (21) is arranged on one side, far away from the dragging plate (3), of the lower dragging plate (28) through the fixed frame (1), the dragging plate (3) is connected with the synchronous assembly, one end of the pre-tensioning force assembly (4) is connected with the synchronous assembly, and the other end of the pre-tensioning force assembly (4) is connected with the dragging plate (3); the dragging plate (3) and the lower moving plate (28) synchronously move in opposite directions,
the synchronizing components comprise a left synchronizing component and a right synchronizing component which are respectively arranged at the two sides of the lower moving plate (28),
the right synchronizing assembly comprises a right shaft coupling seat (222), a right synchronizing screw rod (232), a right transmission gear (242) and a right synchronizing gear (252), the right synchronizing screw rod (232) is fixed in the right shaft coupling seat (222), the right synchronizing screw rod (232) is connected to the right synchronizing gear (252) through the right transmission gear (242), the right synchronizing gear (252) is connected to the dragging plate (3),
the left synchronizing assembly comprises a left shaft coupling seat (221), a left synchronizing screw rod (231), a left transmission gear (241) and a left synchronizing gear (251), the left synchronizing screw rod (231) is fixed in the left shaft coupling seat (221), the left synchronizing screw rod (231) is connected to the left synchronizing gear (251) through the left transmission gear (241), the left synchronizing gear (251) is connected to the dragging plate (3),
gear bars (31) respectively matched with the left synchronizing gear (251) and the right synchronizing gear (252) are arranged on two sides of the dragging plate (3), a left screw nut (281) and a right screw nut (282) respectively matched with the left synchronizing screw rod (231) and the right synchronizing screw rod (232) are arranged on two sides of the lower moving plate (28),
when the dragging plate (3) moves leftwards or rightwards, the left synchronizing gear (251) and the right synchronizing gear (252) are pushed to rotate, so that the left synchronizing screw rod (231) and the right synchronizing screw rod (232) are driven to rotate through the left transmission gear (241) and the right transmission gear (242), the lower dragging plate (28) is driven to move by the rotation of the left synchronizing screw rod (231) and the right synchronizing screw rod (232), and the moving direction is just opposite to that of the dragging plate (3).
2. The flexible screen scroll synchronizer of claim 1 wherein the right synchronizing assembly further comprises a right side mount (262), the right synchronizing gear (252) being mounted to one end of the right shaft coupling base (222) by the right side mount (262); the left synchronizing assembly further comprises a left mounting member (261), and the left synchronizing gear (251) is mounted to one end of the left shaft coupling (221) through the left mounting member (261).
3. The scrolling synchronization device of a flexible screen according to claim 2, wherein the left synchronization gear (251) and the right synchronization gear (252) each comprise a synchronization straight tooth (254), a bevel tooth (255) and a mounting hole (253) for mounting, the synchronization straight tooth (254) is connected with the dragging plate (3), and the bevel tooth (255) is respectively connected with the corresponding left transmission gear (241) or right transmission gear (242).
4. The flexible screen scrolling synchronization device according to any of the claims 1 to 3, wherein the fixed frame (1) comprises a fixed plate (11), a left fixed baffle (121) and a right fixed baffle (122), the left fixed baffle (121) and the right fixed baffle (122) are arranged on both sides of the fixed plate (11).
5. The flexible screen scrolling synchronization device according to claim 4, wherein the dragging plate (3) further comprises a groove (32), step edges (33) and mounting posts (34), the gear rack (31) is disposed on two sides of one side of the dragging plate (3) close to the synchronous scrolling assembly (2), the groove (32) is disposed on one side of the dragging plate (3) close to the fixed frame (1), the step edges (33) are disposed on two sides of the groove (32), and the pre-tensioning assembly (4) is connected with the dragging plate (3) through the mounting posts (34).
6. Flexible screen scroll synchronization device according to claim 5, characterized in that a harpoon-like member (111) is arranged on the stationary plate (11), said harpoon-like member (111) being arranged in correspondence with the groove (32).
7. The flexible screen scrolling synchronization device according to claim 5, wherein the pre-tensioning force assembly (4) comprises an upper cover (41), a lower cover (42), a pressure spring guide member (43) and a pressure spring (44), the pressure spring (44) is arranged between the upper cover (41) and the lower cover (42) through the pressure spring guide member (43), one end of the pressure spring guide member (43) is connected with the mounting column (34), and the other end of the pressure spring guide member (43) is connected with the synchronization assembly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010784678.9A CN111935345B (en) | 2020-08-06 | 2020-08-06 | Flexible screen rolling synchronizer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010784678.9A CN111935345B (en) | 2020-08-06 | 2020-08-06 | Flexible screen rolling synchronizer |
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| CN111935345A CN111935345A (en) | 2020-11-13 |
| CN111935345B true CN111935345B (en) | 2021-09-14 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112951085B (en) * | 2021-01-29 | 2023-04-28 | Oppo广东移动通信有限公司 | Electronic device |
| CN112901708A (en) * | 2021-02-23 | 2021-06-04 | 维沃移动通信有限公司 | Electronic device |
| CN113345332B (en) * | 2021-06-21 | 2023-11-28 | 武汉华星光电技术有限公司 | Flexible display device |
| CN114708794B (en) * | 2022-01-17 | 2022-12-20 | 东莞市橙工电子科技有限公司 | Scroll type display screen device |
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| CN210178745U (en) * | 2019-01-15 | 2020-03-24 | 杭州安费诺飞凤通信部品有限公司 | Synchronous mechanism of hinge of inward-folding flexible screen mobile terminal |
| CN111277688A (en) * | 2020-03-04 | 2020-06-12 | 东莞市环力智能科技有限公司 | External folding hinge and external folding mobile terminal |
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| CN202353628U (en) * | 2011-12-16 | 2012-07-25 | 张义文 | Electronic device with extensible screen |
| CN106847103B (en) * | 2016-12-28 | 2019-05-31 | 上海天马微电子有限公司 | A kind of flexible display apparatus |
| CN106713554A (en) * | 2017-02-23 | 2017-05-24 | 维沃移动通信有限公司 | Display screen assembly and mobile terminal |
| CN107424518B (en) * | 2017-05-31 | 2019-07-26 | 上海天马有机发光显示技术有限公司 | A kind of flexible display apparatus |
| CN207781089U (en) * | 2018-01-29 | 2018-08-28 | 云谷（固安）科技有限公司 | display device and terminal device |
| CN109741682A (en) * | 2019-01-26 | 2019-05-10 | 东莞市劲丰电子有限公司 | Drawing and pulling type companding mechanism based on flexible screen application |
| CN109637375B (en) * | 2019-01-30 | 2020-12-25 | 武汉华星光电半导体显示技术有限公司 | Double-sided display device |
| CN110047384B (en) * | 2019-04-30 | 2024-02-20 | 武汉华星光电半导体显示技术有限公司 | Flexible display device |
| CN110049159B (en) * | 2019-04-30 | 2024-01-19 | 曹磊 | Device for enlarging screen use area of flexible screen equipment |
| CN210270658U (en) * | 2019-05-26 | 2020-04-07 | 邓爱红 | Terminal with telescopic screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210178745U (en) * | 2019-01-15 | 2020-03-24 | 杭州安费诺飞凤通信部品有限公司 | Synchronous mechanism of hinge of inward-folding flexible screen mobile terminal |
| CN111277688A (en) * | 2020-03-04 | 2020-06-12 | 东莞市环力智能科技有限公司 | External folding hinge and external folding mobile terminal |
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