CN114141133A - Bendable display device - Google Patents
Bendable display device Download PDFInfo
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- CN114141133A CN114141133A CN202010920216.5A CN202010920216A CN114141133A CN 114141133 A CN114141133 A CN 114141133A CN 202010920216 A CN202010920216 A CN 202010920216A CN 114141133 A CN114141133 A CN 114141133A
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- 238000005452 bending Methods 0.000 claims abstract description 16
- 230000001771 impaired effect Effects 0.000 abstract 1
- 230000003139 buffering effect Effects 0.000 description 4
- 238000013016 damping Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
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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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Abstract
The application provides a bendable display device. The bendable display device comprises a flexible piece, a first frame body, a second frame body and a folding mechanism for connecting the first frame body and the second frame body; the flexible piece comprises a first part, a third part and a second part which are connected in sequence; the first frame body supports the first portion, the second frame body supports the second portion, and the folding mechanism is used for supporting the third portion in a flattening state and supporting the third portion to be bent at a preset curvature radius in a bending state. The application discloses display device can bend has good bending performance, and long-time use can not be that the flexible screen is impaired.
Description
Technical Field
The application relates to the field of touch display, in particular to a bendable display device.
Background
The flexible display screen of the existing display device capable of being bent in the process of being bent in the display device is directly folded, and after the display device is used for a period of time, creases are easy to appear and even damaged, so that the service life of the display device capable of being bent is greatly reduced.
Disclosure of Invention
In view of this, the present application provides a bendable display device, which has good bending performance and is not damaged by a flexible screen after long-term use.
The bendable display device comprises a flexible part, a first frame body, a second frame body and a folding mechanism for connecting the first frame body and the second frame body; the flexible piece comprises a first part, a third part and a second part which are connected in sequence; the first frame body supports the first portion, the second frame body supports the second portion, and the folding mechanism is used for supporting the third portion in a flattening state and supporting the third portion to be bent at a preset curvature radius in a bending state.
From this, the equipment of can buckling of this application is through adopting first frame body to support the first portion of flexible piece, and the second frame body supports the second portion of flexible piece, and folding mechanism supports the third portion of flexible piece in flat-out state to support the third portion of flexible piece and bend with preset curvature radius under the state of bending, make the third portion of flexible piece buckle to have great curvature radius, can not be through long-term the use because of too many flexible piece damage flexible piece.
Drawings
To more clearly illustrate the structural features and effects of the present application, a detailed description is given below in conjunction with the accompanying drawings and specific embodiments.
FIG. 1 is a partially exploded view of a bendable display device according to an embodiment of the present application in a flattened state;
FIG. 2 is a schematic structural diagram of a bendable display device according to an embodiment of the present application in a bent state;
FIG. 3 is a partial exploded view of a flexible display device according to an embodiment of the present application in a flattened state from another viewing angle;
FIG. 4 is a schematic structural diagram of the foldable display device according to an embodiment of the present application in a flat state, hiding a first frame body and a second frame body from another viewing angle;
FIG. 5 is an exploded view of a bendable display device according to an embodiment of the present application in a flattened state;
FIG. 6 is a partially exploded schematic view of a synchronizing assembly according to an embodiment of the present application;
FIG. 7 is an exploded view of a mid-section assembly, synchronizing assembly, and a portion of a drive assembly in accordance with an embodiment of the present application;
FIG. 8 is a partial exploded view of the flexible member hidden from another perspective of the bendable display device in a flattened state according to one embodiment of the present application;
FIG. 9 is an exploded view of a compensating assembly according to an embodiment of the present application;
fig. 10 is a schematic structural diagram of a compensation assembly according to an embodiment of the present application.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all embodiments. All other embodiments that can be derived by a person skilled in the art from the embodiments given herein without making any creative effort shall fall within the protection scope of the present application.
Referring to fig. 1 and 2, an embodiment of the present application provides a bendable display device 100, which includes a flexible member 10, a first frame body 30, a second frame body 50, and a folding mechanism 70 connecting the first frame body 30 and the second frame body 50; the flexible member 10 comprises a first portion 11, a third portion 15 and a second portion 13 which are connected in sequence; the first frame body 30 supports the first portion 11, the second frame body 50 supports the second portion 13, and the folding mechanism 70 is configured to support the third portion 15 in a flattened state and to support the third portion 15 to be bent at a predetermined radius of curvature in a bent state. The bendable display apparatus 100 has a bending axis (shown by a dotted line AA in fig. 2), and the first and second frame bodies 30 and 50 have central axes (shown by a dotted line BB in fig. 2) perpendicular to the bending axis, respectively.
Alternatively, the flexible member 10 may be, but is not limited to, a flexible display screen.
Optionally, the third portion 15 is bent in a drop-shaped manner.
Optionally, the bendable display device 100 of the embodiment of the present application includes, but is not limited to, a bendable mobile phone, a bendable tablet, a bendable e-reader, a bendable display, a bendable computer, a bendable tv, a bendable smart wearable device, and other electronic devices that can be bent or folded.
The bendable device 100 of the present application supports the first portion 11 of the flexible element 10 by using the first frame 30, the second frame 50 supports the second portion 13 of the flexible element 10, the folding mechanism 70 supports the third portion 15 of the flexible element 10 in the flat state, and supports the third portion 15 of the flexible element 10 to be bent at a preset curvature radius in the bent state, so that the third portion 15 of the flexible element 10 has a large curvature radius when bent, and the flexible element 10 cannot be damaged by too many bending after long-term use.
Referring to fig. 3, optionally, in some embodiments, the foldable display device 100 of the present application further includes a compensation mechanism 90, and the folding mechanism 70 is coupled to the compensation mechanism 90 to move the first frame 30 and the second frame 50 relative to the folding mechanism 70.
Referring to fig. 4 and 5, optionally, in some embodiments, folding mechanism 70 includes a central assembly 71, a drive assembly 73 rotatably coupled to central assembly 71. The driving assembly 73 is coupled to the compensating mechanism 90 when rotating relative to the middle assembly 71 to move the first frame 30 and the second frame 50 relative to the folding mechanism 70.
Optionally, in some embodiments, the drive assembly 73 comprises: the first driving part 731 and the second driving part 733 are rotatably connected to two opposite sides of the middle assembly 71, respectively, and the first moving part 735 is movably connected to the first driving part 731 and the second moving part 737 is movably connected to the second driving part 733. The first movable member 735 is connected to the compensation mechanism 90 disposed on the side of the first frame 30 away from the middle assembly 71, and the second movable member 737 is connected to the compensation mechanism 90 disposed on the side of the second frame 50 away from the middle assembly 71. The first driving part 731 and the second driving part 733 rotate relative to the middle assembly 71, the first moving part 735 and the second moving part 737 are driven to move relative to the middle assembly 71, and the first moving part 735 and the second moving part 737 are linked with the compensation mechanism 90 to drive the first frame 30 and the second frame 50 to move relative to the middle assembly 71.
Optionally, in some embodiments, the first movable member 735 and the second movable member 737 are rotatably connected to the middle assembly 71, and the rotation axes of the first movable member 735 and the second movable member 737 are farther from the bending axis than the rotation axes of the first driving member 731 and the second driving member 733.
Optionally, in some embodiments, the first movable member 735 is provided with a first connecting arm 7351 at a side facing away from the middle assembly 71, and the second movable member 737 is provided with a second connecting arm 7371 at a side facing away from the middle assembly 71.
Optionally, in some embodiments, the first driving part 731 and the first movable part 735 are movably connected by the matching of the sliding slot and the sliding shaft, and the second driving part 733 and the first movable part 737 are movably connected by the matching of the sliding slot and the sliding shaft. Specifically, the first driving element 731 and the second driving element 733 respectively include a first sliding slot 736, and the first moving element 735 and the second moving element 737 respectively include a sliding shaft 738 slidably inserted into the corresponding first sliding slot 736; when the first driving member 731 and the second driving member 733 rotate relative to the middle assembly 71, the first movable member 735 and the second movable member 737 move in a direction approaching the middle assembly 71 in a linkage manner through the cooperation of the first sliding groove 736 and the sliding shaft 738.
Referring to fig. 5 and 6, optionally, in some embodiments, the first driving part 731 and the second driving part 733 each include a first arm 7311, a second arm 7312, and a third arm 7313 connected to each other; the first driving part 731 and the first arm 7311 of the second driving part 733 are respectively rotatably connected to two opposite sides of the middle assembly 71; the second arm 7312 extends from one end of the first arm 7311 away from the middle assembly 71 to a direction away from the first arm 7313 and toward the central axis, the third arm 7313 extends from the second arm 7312 to a direction away from the middle assembly 71, and the second slider 93 is slidably sleeved on the third arm 7313.
Optionally, in some embodiments, the drive assembly 73 further comprises a first drive plate 732 and a second drive plate 734, the first drive plate 732 being fixed to the first driver 731, the first drive plate 732 being slidably connected to the first frame 30. Optionally, the first driving plate 732 is used for carrying the compensation mechanism 90 disposed at one side of the first frame 30, the second driving plate 734 is fixed to the second driving member 733, and the second driving plate 734 is slidably connected to the second frame 50. Optionally, the second driving plate 734 is configured to carry the compensation mechanism 90 disposed on one side of the second frame 50.
Referring to fig. 4 and 7, optionally, in some embodiments, the central assembly 71 includes a central housing 711 and a central cover 715. The middle housing 711 includes an arc-shaped main body 7111, and cover plates 7113 disposed at opposite ends of the arc-shaped main body 7111, wherein each cover plate 7113 is provided with at least one through groove or through hole 711'. Alternatively, the number of the through grooves or the through holes 711' may be one or two. The middle housing 711 has a receiving cavity 712 at opposite ends, and the receiving cavity 712 is defined by an arc-shaped main body 7111 and a cover plate 7113.
Optionally, in some embodiments, the middle cover 715 includes a first rotating arm 7151 disposed adjacent to a side of the first movable member 735, and a second rotating arm 7153 disposed adjacent to a side of the second movable member 737. The first movable member 735 is rotatably connected to the first rotating arm 7151, and the second movable member 737 is rotatably connected to the second rotating arm 7153.
Optionally, in some embodiments, the folding mechanism 70 further includes a synchronization assembly 713, the synchronization assembly 713 is disposed in the middle housing 711, specifically, the synchronization assembly 713 is disposed in the accommodating cavity 712, and the middle cover 715 is connected to the middle housing 711 for supporting the third portion 15 of the flexible member 10 and covering the accommodating cavity 712. The first driving part 731 and the second driving part 733 are respectively and rotatably connected to two opposite sides of the synchronization assembly 713, the first moving part 735 and the second moving part 737 are respectively and rotatably connected to two opposite sides of the middle cover 715, and the synchronization assembly 713 is used for enabling the first driving part 731 and the second driving part 733 to rotate synchronously.
Referring to fig. 6, optionally, in some embodiments, the synchronizing assembly 713 includes a first rotating shaft 701, a second rotating shaft 703 and a sliding block 705, wherein the first rotating shaft 701 and the second rotating shaft 703 are respectively parallel to the bending axis; the first driving member 731 is connected to the first rotating shaft 701, the second driving member 733 is connected to the second rotating shaft 703, the sliding block 705 is slidably connected to the first rotating shaft 701 and the second rotating shaft 703, and the sliding block 705 is used for enabling the first rotating shaft 701 and the second rotating shaft 703 to synchronously rotate in the opposite direction or in the opposite direction.
Referring to fig. 7, in some embodiments, the first driving member 731 and the second driving member 733 each further include a connecting member 7314. The connecting member 7314 of the first driving member 731 passes through one of the at least one through-holes 711' and is rotatably connected to the first rotating shaft 701 of the synchronizing assembly 713. The connecting member 7314 of the second driving member 733 is rotatably connected to the second shaft 703 of the synchronizing assembly 713 through the through hole 711'.
When the number of the through grooves or the through holes 711 'is one, the through grooves or the through holes 711' have two hole positions or groove positions spaced apart from each other, and the connecting members 7314 of the first driving member 731 and the second driving member 733 pass through the different hole positions or groove positions, respectively. When the number of the through grooves or the through holes 711 'is two, the connection parts 7314 of the first driving part 731 and the second driving part 733 pass through the different through grooves or the through holes 711', respectively.
More specifically, one end of the connecting member 7314 is fixed to the first arm 7311 of the first driving member 731 or the second driving member 733, and the other end is connected to the corresponding through slot or hole 711', and the first rotating shaft 701 and the second rotating shaft 703 of the synchronizing assembly 713 are respectively inserted into the connecting member 7314 of the first driving member 731 and the connecting member 7314 of the second driving member 733.
Alternatively, in another embodiment, the connecting member 7314 extends from the first driving member 731 or the first arm 7311 of the second driving member 733 along the direction of the bending axis, and a rotating groove is recessed in the circumferential direction of the connecting member 7314, and the rotating groove is matched with the through groove 711' of the cover plate 7113 of the middle housing 711 for rotating connection.
Specifically, the first rotating shaft 701 is provided with a first groove 702, and the second rotating shaft 703 is provided with a second groove 704; the slider 705 is provided with a first protrusion 706 and a second protrusion (not shown), the first protrusion 706 is slidably disposed in the first groove 702, and the second protrusion is slidably disposed in the second groove 704, so that when the first rotating shaft 701 and the second rotating shaft 703 rotate, the first rotating shaft 701 and the second rotating shaft 703 synchronously rotate in the opposite direction or in the opposite direction. Optionally, the number of the first groove 702, the second groove 704, the first protrusion 706 and the second protrusion may be 1 or more, and in this embodiment, the number of the first groove 702, the number of the second groove 704, the number of the first protrusion 706 and the number of the second protrusion are two.
Optionally, in some embodiments, the first groove 702 obliquely surrounds the outer surface of the first shaft 701, and the second groove 704 obliquely surrounds the outer surface of the second shaft 703. The extending direction of the obliquely surrounding surface groove is not parallel to the circumferential direction of the rotating shaft, but forms a certain included angle with the circumferential direction.
Referring again to fig. 6, optionally, the synchronizing assembly 713 further includes a fixing seat 707 and a damping member 708. The damping member 708 is sleeved on the first rotating shaft 701 and the second rotating shaft 703, and is used for stabilizing the first rotating shaft 701 and the second rotating shaft 703 at any position when rotating. The fixing seat 707 is configured to carry the first rotating shaft 701, the second rotating shaft 703 and the damping member 708, and the fixing seat 707 is fixedly connected to the middle assembly 71 to fixedly arrange the first rotating shaft 701, the second rotating shaft 703 and the damping member 708 on the middle assembly 71.
Referring again to fig. 5, in some embodiments, the compensation mechanism 90 includes: the first sliding member 91 is movably connected to the first movable member 735 or the second movable member 737; a second slider 93 fixedly attached to the first frame 30 or the second frame 50; a direction changing member 95 connected between the first slider 91 and the second slider 93; when the bendable display device 100 is bent or unfolded, the first movable member 735 and the second movable member 737 respectively move around the middle assembly 71 in the opposite or opposite directions, so as to drive the first sliding member 91 to move in a direction close to or away from the middle assembly 71, and the linkage reversing member 95 drives the second sliding member 93 to move in a direction away from or close to the middle assembly 71.
When the first frame 30 and the second frame 50 rotate in opposite directions, the first driving part 731 and the second driving part 733 respectively drive the first moving part 735 and the second moving part 737 to rotate in opposite directions, so as to drive the first sliding part 91 to move in a direction toward the middle assembly 70, and further drive the second sliding part 93 to move in a direction away from the middle assembly 70 through the action of the reversing part 95, so as to drive the first frame 30 and the second frame 50 fixedly connected with the second sliding part 93 to move in a direction away from the middle assembly 70. Conversely, when the first frame 30 and the second frame 50 rotate away from each other, the first driving part 731 and the second driving part 733 respectively drive the first moving part 735 and the second moving part 737 to rotate away from each other, so as to drive the first sliding part 91 to move away from the middle assembly 70, and further drive the second sliding part 93 to move towards the middle assembly 70 through the action of the reversing part 95, so as to drive the first frame 30 and the second frame 50 fixedly connected to the second sliding part 93 to move towards the middle assembly 70.
Referring to fig. 8 and 9, in some embodiments, the first sliding member 91 and the second sliding member 93 are slidably connected to the first frame 30 or the second frame 50, respectively. Alternatively, the first frame 30 and the second frame 50 are respectively provided with a first slide rail 31 and a second slide rail (not shown), the first sliding member 91 is slidably connected to the first frame 30 or the second frame 50 through the first slide rail 31, and the second sliding member 93 is slidably connected to the first frame 30 or the second frame 50 through the second slide rail. Specifically, the first slider 91 slides in a direction parallel to the central axis.
Optionally, in some embodiments, the first sliding member 91 includes a sliding body 911, a rotating portion 913, and a buffering portion 915. The sliding body 911 is provided with a third concave groove 912, the rotating part 913 is provided in the third concave groove 912, the buffer part 915 is provided between the rotating part 913 and the third concave groove 912, and the rotating part 911 is rotatably connected with the first connecting arm 7351 of the first movable element 735 or the second connecting arm 7371 of the second movable element 737; when the first movable member 735 or the second movable member 737 rotates, the rotating portion 913 is driven to slide in the third recess 912. The buffering portion 915 can make the first movable member 735 and the second movable member 737 move more smoothly.
Preferably, the rotating part 913 is a sleeve, and the outer wall of the sleeve contacts with the buffering part 915, and the outer wall of the sleeve is an arc surface, so that friction between the rotating part 913 and the buffering part 915 is reduced, and sliding is facilitated. Alternatively, the buffer portion 915 may not be provided, and the rotating portion 913 may directly contact the inner wall of the third groove 912.
Optionally, in some embodiments, the compensation assembly 90 further includes an elastic member 97, the elastic member 97 is disposed between the second sliding member 93 and the first driving member 731 or the second arm 7312 of the second driving member 733, and two ends of the elastic member 97 respectively abut against the second sliding member 93 and the second arm 7312 of the first driving member 731 or the second driving member 733. Alternatively, the number of the elastic members 97 may be one or more. In this embodiment, the number of the elastic members 97 is two, and the two elastic members 97 are respectively located at two sides of the third arm 7313 of the first driving member 731 or the second driving member 733.
Optionally, in some embodiments, the direction-changing member 95 has a first groove 951, a second groove 953 and a third groove 955, the first sliding member 91 is slidably disposed in the first groove 951, the second sliding member 93 is slidably disposed in the second groove 953, the first driving member 731 or the third arm 7313 of the second driving member 733 is slidably disposed in the third groove 955, and when the first sliding member 91 moves toward or away from the middle assembly 71, the first groove 951, the second groove 953 and the third groove 955 drive the second sliding member 93 to move away from or toward the middle assembly 71.
Alternatively, the first sliding member 91 is slidably disposed in the first slot 951 through the pin 906, and the second sliding member 93 is slidably disposed in the second slot 953 through the pin 906; the first driving member 731 or the second driving member 733 is slidably disposed in the third slot 955 via the pin 906.
Alternatively, in some embodiments, the number of the first groove 951, the second groove 953 and the third groove 955 may be one or more, and when the number of the first groove 951, the second groove 953 and the third groove 955 is plural, the plural first grooves 951 are parallel to each other, the plural second grooves 953 are parallel to each other, and the plural third grooves 955 are parallel to each other. In the present embodiment, the number of the first grooves 951 is 1, the number of the second grooves 953 is 2, and the number of the third grooves 955 is 2.
Referring to fig. 9 and 10, in some embodiments, the first groove 951 includes a first end 901 and a second end 902, the first end 901 faces away from the middle component 71 than the second end 902, and the first end 901 is adjacent to the central axis than the second end 902, specifically, the extending direction of the first groove 951 forms an angle with the central axis or the bending axis; the third grove 955 extends in the direction of the fold axis; second slot 953 includes a third end 903 and a fourth end 904, third end 903 facing away from central element 71 as compared to fourth end 904, and third end 903 facing away from the central axis as compared to fourth end 904.
When the first frame 30 and the second frame 50 rotate in the opposite direction, the first driving part 731 and the second driving part 733 respectively drive the first moving part 735 and the second moving part 737 to rotate in the opposite direction, the first driving part 731 or the second driving part 733 drives the first sliding part 91 to move toward the middle assembly 70, the pin 906 of the first sliding part 91 moves from the first end 901 to the second end 902, so that the reversing part 95 moves toward the central axis, i.e., moves along the direction of the bending axis, so as to drive the pin 906 of the second sliding part 93 to move from the fourth end 904 to the third end 903, and the second sliding part 93 moves away from the middle assembly 71 under the restriction of the third arm 7313, so as to move the first frame 30 and the second frame 50 away from the middle assembly 70. Optionally, in other embodiments, first slot 951 includes a first end 901 and a second end 902, first end 901 faces away from middle component 71 as compared to second end 902, and first end 901 faces away from the central axis as compared to second end 902; the third grove 955 extends in the direction of the fold axis; second slot 953 includes a third end 903 and a fourth end 904, third end 903 facing away from central component 71 as compared to fourth end 904, and third end 903 being adjacent the central axis as compared to fourth end 904.
Referring to fig. 10, optionally, the inner walls of the first groove 951 and the third groove 955 are respectively provided with a raised rail (not shown). The rails extend in the circumferential direction along the inner walls of the first groove 951 and the third groove 955. The first slider 91 and the pin 906 of the third arm 7313 are each provided with a stopper portion 907. The stopper 907 of the pin 906 of the first slider 91 and the third arm 7313 slides in the rails of the first groove 951 and the third groove 955, respectively, to prevent the reversing element 95 from falling off.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the present application, and these modifications or substitutions should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (15)
1. A bendable display device, characterized in that the bendable display device comprises a flexible member, a first frame body, a second frame body and a folding mechanism connecting the first frame body and the second frame body; the flexible piece comprises a first part, a third part and a second part which are connected in sequence; the first frame body supports the first portion, the second frame body supports the second portion, and the folding mechanism is used for supporting the third portion in a flattening state and supporting the third portion to be bent at a preset curvature radius in a bending state.
2. A flexible display device as recited in claim 1, wherein said folding mechanism comprises a central member, a driving member rotatably coupled to said central member, and a compensation mechanism, wherein said driving member rotates relative to said central member to couple said compensation mechanism to move said first and second frames relative to said folding mechanism.
3. A bendable display device according to claim 2, wherein the driving assembly comprises:
the first driving piece and the second driving piece are respectively and rotatably connected with two opposite sides of the middle component;
the first movable piece is movably connected to the first driving piece and the second movable piece is movably connected to the second driving piece, the first movable piece is connected with the compensation mechanism arranged on one side of the first frame body, and the second movable piece is connected with the compensation mechanism arranged on one side of the second frame body;
the first driving piece and the second driving piece rotate relative to the middle assembly, the first moving piece and the second moving piece are driven to move relative to the middle assembly, and the first moving piece and the second moving piece are linked with the compensation mechanism to drive the first frame body and the second frame body to move relative to the middle assembly.
4. A bendable display device according to claim 3, wherein the driving assembly further comprises a first driving plate fixed to the first driving member and slidably connected to the first frame body, and a second driving plate fixed to the second driving member and slidably connected to the second frame body.
5. A flexible display device as claimed in claim 3, wherein the first actuating member and the first movable member are movably connected by engagement of a slide slot and a slide shaft, and the second actuating member and the first movable member are movably connected by engagement of a slide slot and a slide shaft; when the first driving piece and the second driving piece rotate relative to the middle assembly, the first moving piece and the second moving piece are linked to move towards the direction close to the middle assembly through the matching of the first sliding groove and the sliding shaft.
6. A flexible display device as claimed in claim 3, wherein the flexible display device has a flexible shaft, the first and second movable members being pivotally connected to the central assembly, the first and second movable members having axes of rotation that are further from the flexible shaft than the axes of rotation of the first and second driving members.
7. A bendable display device according to claim 6, wherein the compensation mechanism comprises:
the first sliding part is movably connected with the first movable part or the second movable part;
the second sliding part is fixedly connected to the first frame body or the second frame body;
the reversing piece is connected between the first sliding piece and the second sliding piece;
when the bendable display device is bent or unfolded, the first movable part and the second movable part respectively move around the middle assembly in the opposite or back direction to drive the first sliding part to move in the direction close to or away from the middle assembly, and the reversing part is linked to drive the second sliding part to move in the direction far from or close to the middle assembly.
8. A bendable display device according to claim 7, wherein the first and second slide members are slidably connected to the first frame body or the second frame body, respectively.
9. A bendable display device according to claim 7, wherein the first and second driving members comprise a first arm, a second arm and a third arm, respectively; the first arms of the first driving piece and the second driving piece are respectively and rotatably connected with two opposite sides of the middle assembly; the second arm is from the first arm is kept away from the one end of middle part subassembly is to keeping away from the first arm and towards the direction of axis extends, the third arm is from the second arm is to keeping away from the direction of middle part subassembly extends, second slider sliding sleeve is located the third arm.
10. A bendable display device according to claim 9, wherein the compensation assembly further comprises an elastic member disposed between the second slider and the first driving member or the second arm of the second driving member, wherein two ends of the elastic member respectively abut against the second slider and the second arm of the first driving member or the second driving member.
11. The bendable display apparatus according to claim 9, wherein the reversing element has a first slot, a second slot and a third slot, the first sliding element is slidably disposed in the first slot, the second sliding element is slidably disposed in the second slot, the first driving element or the second driving element is slidably disposed in the third slot, and when the first sliding element moves toward or away from the middle assembly, the first sliding element drives the second sliding element to move away from or toward the middle assembly through the first slot, the second slot and the third slot.
12. A bendable display device according to claim 11, wherein the first frame body and the second frame body respectively have central axes perpendicular to the bending axis; the first groove comprises a first end and a second end, the first end faces away from the middle component compared with the second end, and the first end is adjacent to the central axis compared with the second end; the third slot extends in the direction of the folding axis; the second slot includes a third end and a fourth end, the third end facing away from the middle assembly as compared to the fourth end, and the third end facing away from the central axis as compared to the fourth end.
13. A bendable display device according to claim 11, wherein the first frame body and the second frame body respectively have central axes perpendicular to the bending axis; the first groove comprises a first end and a second end, the first end is far away from the middle assembly compared with the second end, and the first end is far away from the central axis compared with the second end; the third slot extends in the direction of the folding axis; the second slot includes a third end and a fourth end, the third end facing away from the middle assembly as compared to the fourth end, and the third end being adjacent to the central axis as compared to the fourth end.
14. A flexible display device as recited in claim 3, wherein said folding mechanism further comprises a synchronizing assembly disposed within said middle assembly, said first driving element and said second driving element being rotatably coupled to opposite sides of said synchronizing assembly, respectively, said synchronizing assembly configured to rotate said first driving element and said second driving element in synchronization.
15. A bendable display device according to claim 14, wherein the synchronization assembly comprises a first shaft, a second shaft and a slider; the first driving part is connected to the first rotating shaft, the second driving part is connected to the second rotating shaft, the sliding blocks are respectively connected to the first rotating shaft and the second rotating shaft in a sliding mode, and the sliding blocks are used for enabling the first rotating shaft and the second rotating shaft to synchronously rotate in the opposite direction or rotate in the opposite direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010920216.5A CN114141133A (en) | 2020-09-04 | 2020-09-04 | Bendable display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010920216.5A CN114141133A (en) | 2020-09-04 | 2020-09-04 | Bendable display device |
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| CN114141133A true CN114141133A (en) | 2022-03-04 |
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Application publication date: 20220304 |