CN212935953U - Folding device and electronic equipment - Google Patents
Folding device and electronic equipment Download PDFInfo
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- CN212935953U CN212935953U CN202021651060.7U CN202021651060U CN212935953U CN 212935953 U CN212935953 U CN 212935953U CN 202021651060 U CN202021651060 U CN 202021651060U CN 212935953 U CN212935953 U CN 212935953U
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Abstract
The present application relates to the field of electronic devices, and in particular, to a folding device and an electronic device. The folding device comprises a supporting component, at least two driving pieces and at least two moving pieces, wherein the driving pieces are arranged on two sides of the supporting component relatively and can rotate relative to the supporting component; the driving piece is correspondingly connected with the moving piece, and the moving piece can rotate relative to the driving piece in the process that the driving piece drives the moving piece to rotate relative to the supporting component; in the folding process of the folding device, the driving piece can drive the moving piece to rotate so as to enable one end of the moving piece close to the supporting component to be away from each other, and the moving piece and the supporting component are used for enclosing a screen accommodating space; the moving part is provided with a sliding part, the driving part is provided with a limiting part matched with the sliding part, and the sliding part can move along the limiting part in the folding or unfolding process of the folding device.
Description
Technical Field
The application relates to the technical field of electronic equipment, in particular to a folding device and electronic equipment.
Background
In recent years, the new trend of folding into electronic products has enabled not only new models but also larger display views with smaller volumes. The folded form can be roughly classified into: outward folding, inward folding, curling and the like. The difficulty of the inward folding form is higher than that of the other two forms, and the electronic product in the prior art cannot realize inward folding.
SUMMERY OF THE UTILITY MODEL
The application provides a folding device and electronic equipment, realizes electronic equipment's infolding.
The embodiment of the application provides a folding device, folding device includes:
a support assembly;
the driving parts are oppositely arranged on two sides of the supporting component and can rotate relative to the supporting component;
each driving piece is correspondingly connected with each moving piece, and the moving pieces can rotate relative to the driving pieces in the process that the driving pieces drive the moving pieces to rotate relative to the supporting components;
in the folding process of the folding device, the driving piece can drive the moving piece to rotate so as to enable one ends of the moving pieces, which are close to the supporting component, to be away from each other, and one ends of the moving pieces, which are far away from the supporting component, to be close to each other, and a screen accommodating space is formed between the moving pieces and the supporting component;
the movable part is provided with a sliding part, the driving part is provided with a limiting part matched with the sliding part, and the sliding part can move along the limiting part in the folding or unfolding process of the folding device.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
Fig. 1 is a schematic view of an electronic device in an unfolded state according to an embodiment of the present application;
FIG. 2 is a schematic view of the electronic device shown in FIG. 1 in a folded state;
FIG. 3 is a schematic view of the folding device of FIG. 1 in an unfolded state;
FIG. 4 is a schematic view of the folding device of FIG. 3 with the moveable member removed and in an unfolded state;
FIG. 5 is an enlarged view of portion F of FIG. 4;
FIG. 6 is a partial schematic view of the driving member of FIG. 3 with the shaft, the supporting member and the supporting plate removed;
FIG. 7 is a schematic diagram of the electronic device shown in FIG. 1 in an expanded state from another perspective;
FIG. 8 is an enlarged view of portion A of FIG. 7;
FIG. 9 is a schematic view of a connection structure of the support assembly, the driving member and the positioning member shown in FIG. 4 from another perspective;
FIG. 10 is a schematic view of the positioning member and the driving member shown in FIG. 9;
FIG. 11 is an enlarged view of section E of FIG. 10;
FIG. 12 is a schematic view of the folding device of FIG. 1 in a folded state;
FIG. 13 is a schematic view of the connection between the movable member and the support member in the folded state of the folding device of FIG. 12;
FIG. 14 is an enlarged view of portion B of FIG. 3;
FIG. 15 is an enlarged view of portion C of FIG. 12;
FIG. 16 is a schematic cross-sectional view of FIG. 1;
fig. 17 is an enlarged view of a portion D in fig. 16.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Detailed Description
For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.
It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
Referring to fig. 1, an electronic device according to an embodiment of the present application includes a folding device 1 and a flexible display (not shown in the drawings), and the flexible display is mounted on a housing 14 of the folding device 1. This electronic equipment can fold, realizes bigger demonstration visual field with littleer volume, and when folding electronic equipment, the flexible display screen is the water droplet naturally. The electronic equipment can be a mobile phone, a computer, an ipad, an intelligent display screen and the like.
Referring to fig. 1, the folding device 1 is in an unfolded state, and the folding angle of the folding device 1 is 180 °; referring to fig. 2, when the folding device 1 is in a folded state, the folding angle of the folding device 1 is 0 °, and the first casing 141 is attached to the second casing 142. During the unfolding of the folding device 1, the folding angle of the folding device 1 is rotated from 0 ° to 180 °, and during the folding of the folding device 1, the folding angle of the folding device 1 is rotated from 180 ° to 0 °.
Referring to fig. 1 and 3, the folding device 1 includes a support assembly 11, a driving member 12, and a housing 14, wherein the driving member 12 includes a first driving member 125 and a second driving member 126. The first driving member 125 and the second driving member 126 are disposed at opposite end sides of the support member 11 in the folding direction Y of the folding device 1, and are capable of rotating relative to the support member 11. The housing 14 comprises a first housing 141 and a second housing 142, the first housing 141 is connected to the first driving member 125, the second housing 142 is connected to the second driving member 126 along the folding direction Y of the folding device 1, and the housing 14 can slide relative to the connected driving member 12 during the folding or unfolding process of the electronic device to match the requirement of the flexible display screen for a constant length during the unfolding or folding process.
Referring to fig. 4 to fig. 6, the supporting assembly 11 includes a supporting member 111 having a substantially arc shape, a second rotating shaft 112, a third rotating shaft 113, a fourth rotating shaft 114 and a fifth rotating shaft 115 which are accommodated in the supporting member 111. The second rotating shaft 112, the third rotating shaft 113, the fourth rotating shaft 114 and the fifth rotating shaft 115 are all sleeved with a gear 116, and the gears 116 of the second rotating shaft 112 and the third rotating shaft 113, the third rotating shaft 113 and the fourth rotating shaft 114, and the fourth rotating shaft 114 and the fifth rotating shaft 115 are meshed with each other, so that the second rotating shaft 112 and the fifth rotating shaft 115 rotate synchronously and the rotating directions are opposite. Specifically, the third rotating shaft 113 and the fourth rotating shaft 114 are respectively located at the lower sides of the second rotating shaft 112 and the fifth rotating shaft 115, and the distance between the third rotating shaft 113 and the fourth rotating shaft 114 is smaller than the distance between the second rotating shaft 112 and the fifth rotating shaft 115.
Referring to fig. 5, the second rotating shaft 112 is connected to the first driving member 125, the fifth rotating shaft 115 is connected to the second driving member 126, and the first driving member 125 and the second driving member 126 rotate synchronously and reversely by the rotation of the second rotating shaft 112 and the fifth rotating shaft 115 synchronously and reversely, so as to realize the synchronous and reverse rotation of the first casing 141 and the second casing 142.
The support assembly 11 further includes a support plate 117 overlying the support 111. The supporting member 111 is an arc-shaped slot structure, and the supporting plate 117 is installed on the supporting member 111, so that the second rotating shaft 112, the third rotating shaft 113, the fourth rotating shaft 114 and the fifth rotating shaft 115 are disposed in a cavity formed by the supporting plate 117 and the supporting member 111. In order to save space in the cavity, the second rotating shaft 112 and the fifth rotating shaft 115 are located above the third rotating shaft 113 and the fourth rotating shaft 114, wherein the second rotating shaft 112 and the fifth rotating shaft 115 may be configured to be provided with a partial gear 116, and the partial gear 116 on the second rotating shaft 112 and the fifth rotating shaft 115 can realize meshing synchronous rotation with the adjacent rotating shaft. The second rotating shaft 112 and the fifth rotating shaft 115 are provided as a partial gear 116, which saves the installation space on the support assembly 11 to further reduce the thickness of the electronic device.
The supporting component 11 may include not only the above four rotating shafts, but also an even number of rotating shafts, such as six rotating shafts, eight rotating shafts, etc., and it is sufficient that two rotating shafts connected to the first driving member 125 and the second driving member 126 rotate synchronously and reversely.
Referring to fig. 7 and 8, the folding device 1 further includes a slider 15 coupled to the first driving member 125 and the second driving member 126, and an elastic member 16 coupled to the slider 15. Each of the first driving member 125 and the second driving member 126 is sleeved with a sliding block 15. Specifically, the first driving element 125 and the second driving element 126 are both provided with a sliding rod 127 for sleeving the sliding block 15, and the cover sleeve is provided with the sliding block 15 capable of sliding along the sliding rod 127. In the present embodiment, the main bodies of the first driving element 125 and the second driving element 126 are substantially L-shaped, and the sliding rod 127 is protruded on the main bodies of the first driving element 125 and the second driving element 126 and faces the outer side of the supporting element 111, that is, the sliding rod 127 extends along the folding direction Y of the electronic device. The two opposite side edges of the sliding rod 127 are provided with sliding rails 122 for the sliding of the sliding blocks 15, the sliding blocks 15 are slidably connected with the sliding rails 122, the two sliding blocks 15 are correspondingly connected with the first casing 141 and the second casing 142 respectively, so that the first casing 141 is slidably connected with the first driving member 125, and the second casing 142 is slidably connected with the second driving member 126.
The first elastic member 16 is connected at both ends thereof to the body portion of the driving member 12 and the slider 15, respectively. In this way, during the folding or unfolding process of the electronic device, the first elastic member 16 may push against the sliding block 15 or be pressed by the sliding block 15, so as to adjust the length of the folding device 1 along the Y-axis direction, so that the length is consistent with the length of the flexible display screen, so that the flexible display screen is in a tight state, and the possibility of the screen arching of the flexible display screen during the folding or unfolding process is avoided. In the present embodiment, each slider 15 is configured with two elastic members 16, and the two elastic members 16 are respectively located at two sides of the sliding rod 127.
Further, referring to fig. 8, a limiting hole 151 is formed in the slider 15, and the limiting hole 151 extends along the folding direction Y of the electronic device. The sliding rod 127 is provided with a limiting member 122a, at least a portion of the limiting member 122a passes through the limiting hole 151 and can slide relative to the limiting hole 151, and the limiting member 122a is used for limiting the sliding block 15 to be separated from the sliding rail 122 in the sliding process.
The limiting member 122a may be a screw, a bolt, or the like.
Referring to fig. 9 to 11, in an embodiment, the folding device 1 further includes at least two positioning members 17, each positioning member 17 is connected to the supporting member 111, and is connected to the supporting member 111 along the folding direction Y of the electronic apparatus. Specifically, each positioning element 17 is parallel to the rotating shaft assembly (the rotating shaft assembly includes a second rotating shaft 112, a third rotating shaft 113, a fourth rotating shaft 114 and a fifth rotating shaft 115) and disposed between the rotating shaft assembly and the supporting element 111. The first driving member 125 and the second driving member 126 are provided with positioning slots 123. In the unfolding process of the electronic equipment, the positioning piece 17 can be matched with the positioning groove 123 so as to limit the electronic equipment in an unfolding state; in the folding process of the electronic device, the positioning element 17 can be disengaged from the positioning groove 123, so that the electronic device can be folded. Specifically, taking the first driving element 125 as an example for illustration, when the electronic device is in the unfolded state, at least a portion of the positioning element 17 is clamped in the positioning slot 123, and in the folding process of the electronic device, as the first driving element 125 rotates around the second rotating shaft 112, the positioning element 17 gradually disengages from the positioning slot 123, and the clamping between the positioning element 17 and the positioning slot 123 is released. In the process of unfolding the electronic device, the positioning element 17 gradually approaches the positioning groove 123 when the first driving element 125 rotates around the second rotating shaft 112, until the electronic device rotates to the unfolded state, the positioning element 17 is clamped with the positioning groove 123, so as to limit the first driving element 125 in the unfolded state. The positioning member 17 limits the electronic device to the unfolded state, thereby reducing the possibility of the electronic device entering the folded state due to external force when the electronic device is used, and facilitating the use of the electronic device.
Referring to fig. 5 and 10, the folding device 1 further includes a second elastic member 18, and two ends of the second elastic member 18 are respectively connected to the positioning member 17 and the supporting member 111. Specifically, the positioning member 17 is fixedly connected to the second elastic member 18. During the folding process of the electronic device, along with the rotation of the first driving element 125, the first driving element 125 pushes the positioning element 17 to move out of the positioning slot 123, so as to release the limiting effect of the positioning slot 123 on the positioning element 17, and at this time, the cross section direction of the supporting element 111 of the positioning element 17 extrudes the second elastic element 18; in the unfolding process of the electronic device, when the positioning element 17 is opposite to the positioning groove 123, under the effect of the resilience force provided by the second elastic element 18, the positioning element 17 is pushed to move into the positioning groove 123, so that the positioning element 17 is clamped with the positioning groove 123. Therefore, the second elastic member 18 drives the positioning member 17 to move, so that the positioning member is engaged with the positioning groove 123 to limit the unfolding state of the folding device 1.
Referring to fig. 11, the first driving member 125 further has a guiding surface 124, and the guiding surface 124 is engaged with the positioning groove 123. During the rotation of the first driving element 125 along with the second rotating shaft 112, the positioning element 17 can move along the guiding surface 124 to the positioning slot 123 or move out of the positioning slot 123. The guide surface 124 guides the movement of the positioning member 17 relative to the positioning groove 123.
In this embodiment, the first elastic member 16 and the second elastic member 18 may be springs.
Referring to fig. 12, 13 and 14, in an embodiment, the folding device 1 further includes a movable member 13 (see fig. 3), the movable member 13 includes a first movable member 133 and a second movable member 134, the first movable member 133 and the second movable member 134 are respectively located at two sides of the supporting plate 117, and the first driving member 125 is located at an end of the first movable member 133 and is rotatably connected to the first movable member 133. In the process that the first driving element 125 drives the first movable element 133 to rotate relative to the supporting element 11, the first movable element 133 can rotate relative to the first driving element 125. Second drive member 126 is located at the end of second movable member 134 and is pivotally connected to second movable member 134. In the process that the second driving element 126 drives the second movable element 134 to rotate relative to the supporting element 11, the second movable element 134 can rotate relative to the first driving element 125, wherein the first movable element 133 and the second movable element 134 rotate synchronously and reversely. In the folding process of the electronic device, the first driving element 125 drives the first moving element 133 to rotate, and the second driving element 126 drives the second moving element 134 to rotate, so that the ends of the first moving element 133 and the second moving element 134 close to the supporting element 111 are away from each other, so that the first moving element 133, the second moving element 134 and the supporting plate 117 form a screen accommodating space, and the screen accommodating space is used for accommodating a drop-shaped portion after the flexible display screen is folded. Through setting up this holding screen space, the space that holds that flexible display screen of increase electronic equipment is the part of water droplet form to after reducing electronic equipment folding, folding device 1 is to the extrusion of flexible display screen, increase flexible display screen's infolding radius, in order to improve flexible display screen's life.
Referring to fig. 13 to 15, further, taking the first movable element 133 as an example for explanation, a first rotating shaft 132 and a sliding portion 131 are disposed on the first movable element 133, the first rotating shaft 132 is located on an end surface of one side end far away from the supporting plate 117 than the sliding portion 131, the first movable element 133 is rotatably connected to the first driving element 125 through the first rotating shaft 132, the first driving element 125 is provided with a limiting portion 121 engaged with the sliding portion 131, in a process of folding or unfolding the folding device 1, the sliding portion 131 can slide along the limiting portion 121, and the sliding portion 131 rotates around the first rotating shaft 132 and can move along the limiting portion 121.
Referring to fig. 16 and fig. 17, specifically, when the electronic device is in the unfolded state, at least a portion of the first movable member 133 is located above the supporting member 111 and abuts against the supporting member 111 to limit the rotation of the first movable member 133. In the folding process of the electronic device, the first driving element 125 drives the first movable element 133 to rotate around the second rotating shaft 112, and the sliding portion 131 of the first movable element 133 slides along the limiting portion 121 of the first driving element 125, at this time, the rotating directions of the first movable element 133 and the first driving element 125 are opposite. The movement of the second movable member 134 and the second driving member 126 is the same as the movement of the first movable member 133 and the first driving member 125. When the electronic device is in the folded state, the rotation axes 132 of the first movable member 133 and the second movable member 134 are close to each other, and the sliding portions 131 are away from each other, at this time, the first movable member 133, the second movable member 134 and the support plate 117 enclose a maximum screen accommodating space, and the screen accommodating space is substantially in an inverted V shape. By providing the screen accommodating space, a gap does not need to be provided between the first casing 141 and the second casing 142 to accommodate the flexible display screen, so that the first casing 141 and the second casing 142 can be attached to each other.
Referring to fig. 17, the limiting portion 121 is an arc-shaped groove or an arc-shaped hole, and a central angle of the limiting portion 121 is a rotation angle of the movable member 13 relative to the driving member 12. The rotation angle of the first movable member 133 is limited by the limiting portion 121, and the rotation angle of the movable member 13 relative to the driving member 12 can be changed according to the central angle of the limiting portion 121, that is, screen accommodating spaces with different sizes are provided, and the inward-folding radius of the flexible display screen is limited by the screen accommodating spaces.
The sliding portion 131 is a cylindrical structure provided on the movable element 13, and the sliding portion 131 extends in a direction X perpendicular to the folding direction of the folding device 1.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (11)
1. A folding device, characterized in that said folding device (1) comprises:
a support assembly (11);
the driving parts (12) are oppositely arranged on two sides of the supporting component (11) and can rotate relative to the supporting component (11);
the supporting component comprises at least two movable pieces (13), each driving piece (12) is correspondingly connected with each movable piece (13), and in the process that the driving pieces (12) drive the movable pieces (13) to rotate relative to the supporting component (11), the movable pieces (13) can rotate relative to the driving pieces (12);
in the folding process of the folding device (1), the driving element (12) can drive the movable element (13) to rotate, one ends of the movable element (13) close to the supporting element (11) are far away from each other, one ends of the movable element (13) far away from the supporting element (11) are close to each other, and a screen accommodating space is formed between the movable element (13) and the supporting element (11);
the folding device is characterized in that a sliding portion (131) is arranged on the movable member (13), a limiting portion (121) matched with the sliding portion (131) is arranged on the driving member (12), and the sliding portion (131) can move along the limiting portion (121) in the folding or unfolding process of the folding device (1).
2. The folding device according to claim 1, characterized in that said stop portion (121) is an arc-shaped slot or an arc-shaped hole;
the central angle of the limiting part (121) is the rotation angle of the movable piece (13) relative to the driving piece (12).
3. The folding device according to claim 1, characterized in that said sliding portion (131) is a cylindrical structure provided to said mobile element (13);
the sliding portion (131) extends in a direction perpendicular to a folding direction of the folding device (1).
4. The folding device according to claim 1, characterized in that said mobile element (13) further comprises a first rotation axis (132), said mobile element (13) being rotatably connected to said driving element (12) through said first rotation axis (132);
during the process that the movable piece (13) rotates relative to the driving piece (12), the sliding part (131) rotates around the first rotating shaft (132);
the first rotating shaft (132) is located on the end face of one side end far away from the supporting component (11) compared with the sliding part (131).
5. The folding device according to any one of claims 1 to 4, characterized in that the folding device (1) further comprises two housings (14) on either side of the support assembly (11) and a slider (15) connected to the housings (14);
each driving piece (12) is provided with a sliding rod (127), the sliding rod (127) is arranged on the driving piece (12) in a protruding mode along the folding direction of the folding device (1), and the sliding rod (127) is provided with a sliding rail (122) matched with the sliding block (15);
in the folding or unfolding rotating process of the shell (14), the shell (14) drives the driving piece (12) to rotate around the supporting component (11), and the shell (14) drives the sliding block (15) to slide along the sliding rail (122).
6. The folding device according to claim 5, characterized in that said folding device (1) further comprises a first elastic element (16), said first elastic element (16) being connected at its two ends to said driving element (12) and to said slider (15), respectively;
during the folding process of the folding device (1), the sliding block (15) slides towards the direction close to the supporting component (11) and compresses the first elastic piece (16);
during the unfolding process of the folding device (1), the first elastic piece (16) provides elastic resilience force to push the sliding block (15) to move in a direction away from the supporting component (11).
7. The folding device according to claim 6, characterized in that said slider (15) is provided with a limit hole (151), said limit hole (151) extending in the folding direction of the folding device (1);
the sliding rod (127) is provided with a limiting piece (122a), and the limiting hole (151) is matched with the limiting piece (122a) and used for limiting the sliding block (15) to be separated from the sliding rail (122).
8. The folding device according to any one of claims 1 to 4, characterized in that the folding device (1) further comprises a positioning element (17), the positioning element (17) being connected to the support assembly (11);
the driving piece (12) is provided with a positioning groove (123);
in the unfolding process of the folding device (1), the positioning piece (17) can be matched with the positioning groove (123) to limit the folding device (1) in an unfolding state;
in the folding process of the folding device (1), the positioning piece (17) can be disengaged from the positioning groove (123).
9. The folding device according to claim 8, characterized in that said folding device (1) further comprises a second elastic element (18), said second elastic element (18) being connected at its two ends to said positioning element (17) and to said supporting assembly (11), respectively.
10. Folding device according to claim 8, characterized in that the drive element (12) is provided with a guide surface (124), which guide surface (124) engages with the positioning slot (123).
11. An electronic device, characterized in that the electronic device comprises:
a folding device (1), the folding device (1) being a folding device according to any one of claims 1 to 10;
a flexible display screen mounted to a housing (14) of the folding device (1).
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CN202021651060.7U CN212935953U (en) | 2020-08-10 | 2020-08-10 | Folding device and electronic equipment |
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CN202021651060.7U CN212935953U (en) | 2020-08-10 | 2020-08-10 | Folding device and electronic equipment |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114283695A (en) * | 2022-01-29 | 2022-04-05 | Oppo广东移动通信有限公司 | Folding electronic device |
CN115002248A (en) * | 2021-10-26 | 2022-09-02 | 荣耀终端有限公司 | Supporting device and folding screen terminal |
CN115405611A (en) * | 2021-05-28 | 2022-11-29 | 深圳市柔宇科技股份有限公司 | Foldable display device and mobile terminal |
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2020
- 2020-08-10 CN CN202021651060.7U patent/CN212935953U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115405611A (en) * | 2021-05-28 | 2022-11-29 | 深圳市柔宇科技股份有限公司 | Foldable display device and mobile terminal |
CN115002248A (en) * | 2021-10-26 | 2022-09-02 | 荣耀终端有限公司 | Supporting device and folding screen terminal |
CN114283695A (en) * | 2022-01-29 | 2022-04-05 | Oppo广东移动通信有限公司 | Folding electronic device |
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