CN112696425B - Rotating shaft - Google Patents
Rotating shaft Download PDFInfo
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- CN112696425B CN112696425B CN202011409552.XA CN202011409552A CN112696425B CN 112696425 B CN112696425 B CN 112696425B CN 202011409552 A CN202011409552 A CN 202011409552A CN 112696425 B CN112696425 B CN 112696425B
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- Prior art keywords
- rotating
- flexible shaft
- hole
- rotating piece
- terminal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C1/00—Flexible shafts; Mechanical means for transmitting movement in a flexible sheathing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
Abstract
The invention discloses a rotating shaft which comprises a first rotating piece, a second rotating piece, a flexible shaft, a first terminal, a second terminal and a positioning block, wherein the first rotating piece is arranged on the first rotating piece; the first rotating piece is provided with a first hole and a second hole, and the second rotating piece is provided with a through hole; the middle section of the flexible shaft penetrates through the through hole, one end of the flexible shaft penetrates through the first hole to be fixedly connected with the first terminal, the other end of the flexible shaft penetrates through the second hole to be fixedly connected with the second terminal, and the second rotating piece can rotate relative to the first rotating piece around the flexible shaft; the positioning block is arranged on the second rotating piece and used for fixing the relative position of the flexible shaft and the second rotating piece. The rotating shaft in the invention occupies small space and can be suitable for products with non-linear edges, such as circles, ellipses and the like; in addition, the positioning block is arranged on the second rotating piece, so that the relative position of the flexible shaft and the second rotating piece is fixed, and the flexible shaft can be effectively prevented from moving in the second rotating piece in the rotating process of the rotating shaft.
Description
Technical Field
The invention belongs to the technical field of electronic product components, and particularly relates to a rotating shaft.
Background
At present, many electronic products have opening and closing structures, and opening and closing are realized by arranging hinge rotating shafts, however, because the shafts in the hinge rotating shafts are in rigid connection, the hinge rotating shafts cannot be applied to electronic products with irregular structures, such as circular or oval products; the hinge male block and the hinge female block are arranged in the hinge rotating shaft, so that the rotating shaft occupies a large space and is not suitable for small-sized products; in addition, the hinge rotating shaft also has the problem that rotating parts shake.
Disclosure of Invention
In view of the above, the present invention discloses a shaft to overcome or at least partially solve the above problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention discloses a rotating shaft which comprises a first rotating piece, a second rotating piece, a flexible shaft, a first terminal, a second terminal and a positioning block, wherein the first rotating piece is arranged on the first rotating piece;
the first rotating piece is provided with a first hole and a second hole, and the second rotating piece is provided with a through hole; the middle section of the flexible shaft penetrates through the through hole, one end of the flexible shaft penetrates through the first hole and is fixedly connected with the first terminal, the other end of the flexible shaft penetrates through the second hole and is fixedly connected with the second terminal, and the second rotating piece can rotate around the flexible shaft relative to the first rotating piece;
the positioning block is arranged on the second rotating piece and used for fixing the relative position of the flexible shaft and the second rotating piece.
Further, the first hole, the second hole and the through hole are all non-concentric holes.
Furthermore, the rotating shaft further comprises a first elastic part and a second elastic part, the center of the first elastic part is provided with a hole, one end of the flexible shaft penetrates through the first elastic part and is fixedly connected with the first terminal, and the other end of the flexible shaft penetrates through the second elastic part and is fixedly connected with the second terminal.
Further, a first fixing groove and a second fixing groove are formed in the first rotating member, the first elastic member and the first terminal are disposed in the first fixing groove, and the second elastic member and the second terminal are disposed in the second fixing groove.
Further, the flexible shaft is a nylon rope or a steel wire rope.
Further, the first elastic member and the second elastic member are elastic cushions.
Furthermore, the first elastic piece and the second elastic piece are made of silica gel or TPE materials.
Furthermore, the flexible shaft is provided with a tensile amount, and the first elastic piece and the second elastic piece are provided with a compression amount.
Furthermore, a notch is arranged on the first rotating piece, the second rotating piece is arranged in the notch, and the first rotating piece and the second rotating piece are complementary in shape.
Further, an anti-reverse landing is arranged on the first rotating member and/or the second rotating member and used for controlling the second rotating member to rotate in a single direction relative to the first rotating member.
The invention has the advantages and beneficial effects that:
in the rotating shaft, the flexible shaft is arranged between the first rotating part and the second rotating part, so that the second rotating part can rotate relative to the first rotating part around the flexible shaft, and the rotating shaft structure occupies small space and can be suitable for products with non-linear edges, such as circles, ellipses and the like; in addition, the positioning block is arranged on the second rotating piece, so that the relative position of the flexible shaft and the second rotating piece is fixed, and the flexible shaft can be effectively prevented from moving in the second rotating piece in the rotating process of the rotating shaft.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a perspective view of the embodiment of the present invention with the rotating shaft closed;
FIG. 2 is a perspective view of a radial cross section of an embodiment of the present invention with the rotating shaft closed;
FIG. 3 is a top view of the embodiment of the present invention with the shaft closed;
FIG. 4 is a top view of a radial cross-section of an embodiment of the present invention with the rotating shaft closed;
FIG. 5 is a front view of an embodiment of the present invention with the hinge closed;
FIG. 6 is a right side view of the embodiment of the present invention with the hinge closed;
FIG. 7 is a perspective view of an embodiment of the present invention with the hinge open;
FIG. 8 is a perspective view of a radial cross section of an embodiment of the present invention with the spindle open;
FIG. 9 is a top view of an embodiment of the present invention with the hinge open;
FIG. 10 is a top view of a radial cross-section of an embodiment of the present invention with the spindle open;
FIG. 11 is a front view of an embodiment of the present invention with the hinge open;
fig. 12 is a left side view of an embodiment of the present invention with the hinge open.
In the figure: 1. the anti-reverse stair climbing device comprises a first rotating piece, a second rotating piece, a flexible shaft, a first terminal, a second terminal, a positioning block, a first elastic piece, a second elastic piece, a first fixing groove, a second fixing groove and a reverse stair platform, wherein the first rotating piece 2, the second rotating piece 3, the flexible shaft 4, the first terminal 5, the second terminal 6, the positioning block 7, the first elastic piece 8, the second elastic piece 9, the first fixing groove 10, the second fixing groove 11 and the reverse stair platform.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail and fully with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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 invention.
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In one embodiment of the present invention, a rotating shaft is disclosed, as shown in fig. 1-12, the rotating shaft includes a first rotating member 1, a second rotating member 2, a flexible shaft 3, a first terminal 4, a second terminal 5 and a positioning block 6; wherein, the flexible shaft 3 can be bent and stretched and can reach a corresponding shape along with the rotation of the rotating shaft.
The first rotating piece 1 is provided with a first hole and a second hole, and the second rotating piece 2 is provided with a through hole; the middle section of the flexible shaft 3 penetrates through the through hole, one end of the flexible shaft 3 penetrates through the first hole to be fixedly connected with the first terminal 4, the other end of the flexible shaft 3 penetrates through the second hole to be fixedly connected with the second terminal 5, the first terminal 4 and the second terminal 5 are used for fixing two ends of the flexible shaft 3 on the first rotating piece 1 to prevent the flexible shaft 3 from falling off from the first hole and the second hole, and the second rotating piece 2 can rotate relative to the first rotating piece 1 around the flexible shaft 3; when the rotating shaft rotates, the flexible shaft 3 can be subjected to stretching deformation and rotary deformation.
The positioning block 6 is fixedly or limitedly arranged on the second rotating part 2, is fixedly connected with the flexible shaft 3 in the through hole and is used for fixing the relative position of the flexible shaft 3 and the second rotating part 2.
In conclusion, in the pivot of this embodiment, through set up flexible axle 3 between first rotating member 1 and second rotating member 2, realize that second rotating member 2 can rotate for first rotating member 1 around flexible axle 3, can be applicable to the edge for non-linear type products such as circular, oval. The first rotating piece 1 and the second rotating piece 2 in the rotating shaft can be shells of electronic products, and the design of a hinge male and female block in the traditional rotating shaft is cancelled, so that the rotating shaft occupies smaller space and can be used for small electronic products; in addition, the positioning block 6 is arranged on the second rotating piece 2, so that the relative position of the flexible shaft 3 and the second rotating piece 2 is fixed, and the flexible shaft 3 can be effectively prevented from moving in the second rotating piece 2 in the rotating process of the rotating shaft.
In one embodiment, as shown in fig. 2 and 8, the first hole and the second hole on the first rotating member 1 and the through hole on the second rotating member 2 are all non-concentric holes, and the design can realize that the non-concentric holes rotate around the non-linear flexible shaft 3, thereby reducing the requirements of the rotating shaft on the product structure and enabling the rotating shaft to be suitable for product structures with various shapes.
In one embodiment, as shown in fig. 2, the shaft further includes a first elastic member 7 and a second elastic member 8 having a hole at the center, one end of the flexible shaft 3 passes through the first elastic member 7 to be fixedly connected with the first terminal 4, and the other end of the flexible shaft 3 passes through the second elastic member 8 to be fixedly connected with the second terminal 5. As shown in fig. 8 and 10, when the rotating shaft rotates, the first elastic member 7 and the second elastic member 8 are compressed and deformed to provide a reverse elastic force for the tensile deformation of the flexible shaft 3, and simultaneously, a damping force is provided for the rotational deformation of the flexible shaft 3 to restore the flexible shaft 3 to an initial state, i.e., a closed state of the rotating shaft.
In one embodiment, as shown in fig. 2 and 4, in order to make the surface of the first rotating member 1 more beautiful and neat and to achieve the positioning of the first terminal 4, the second terminal 5, the first elastic member 7 and the second elastic member 8, a first fixing groove 9 and a second fixing groove 10 are provided on the first rotating member 1, the first elastic member 7 and the first terminal 4 are placed in the first fixing groove 9, and the second elastic member 8 and the second terminal 5 are placed in the second fixing groove 10.
Preferably, the flexible shaft 3 is made of a nylon rope or a steel wire rope, and the nylon rope and the steel wire rope have high strength, good toughness and long service life.
In a preferred embodiment, the first elastic element 7 and the second elastic element 8 are spring washers.
Preferably, the first elastic member 7 and the second elastic member 8 are made of silicone rubber or TPE, and the silicone rubber and TPE have good elastic performance.
In one embodiment, in order to make the first rotating member 1 and the second rotating member 2 tightly fit and facilitate the flexible shaft 3 to return to the initial state, the flexible shaft 3 is provided with a stretching amount, and the first elastic member 7 and the second elastic member 8 are provided with a compressing amount, so that the two ends of the flexible shaft 3 are kept in a tense state, thereby facilitating the return to the initial state after the rotating shaft rotates.
In one embodiment, the first rotating member 1 is provided with a notch, the second rotating member 2 is arranged in the notch, and the shapes of the first rotating member 1 and the second rotating member 2 are complementary, so that the overall structure is more regular.
In one embodiment, as shown in fig. 9-10, the first rotating member 1 and/or the second rotating member 2 is provided with an anti-reverse landing 11 for controlling the second rotating member 2 to rotate in a single direction relative to the first rotating member 1, and the anti-reverse landing 11 may be trapezoidal or arc-shaped, but may have other shapes.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (9)
1. A rotating shaft is characterized by comprising a first rotating piece, a second rotating piece, a flexible shaft, a first terminal, a second terminal and a positioning block;
the first rotating piece is provided with a first hole and a second hole, and the second rotating piece is provided with a through hole; the middle section of the flexible shaft penetrates through the through hole, one end of the flexible shaft penetrates through the first hole and is fixedly connected with the first terminal, the other end of the flexible shaft penetrates through the second hole and is fixedly connected with the second terminal, and the second rotating piece can rotate around the flexible shaft relative to the first rotating piece;
the positioning block is arranged on the second rotating piece and used for fixing the relative position of the flexible shaft and the second rotating piece;
the first hole, the second hole and the through hole are all non-concentric holes.
2. The shaft of claim 1 further comprising a first elastic member and a second elastic member having a central hole, wherein one end of the flexible shaft passes through the first elastic member and is fixedly connected to the first terminal, and the other end of the flexible shaft passes through the second elastic member and is fixedly connected to the second terminal.
3. The hinge according to claim 2, wherein the first rotating member is provided with a first fixing groove and a second fixing groove, the first elastic member and the first terminal are disposed in the first fixing groove, and the second elastic member and the second terminal are disposed in the second fixing groove.
4. The rotating shaft according to claim 1, wherein the flexible shaft is a nylon rope or a steel wire rope.
5. A hinge according to claim 2, wherein the first and second resilient members are spring washers.
6. The hinge according to claim 5, wherein the first elastic member and the second elastic member are made of silicone or TPE.
7. The hinge of claim 2, wherein the flexible shaft has a tension and the first and second elastic members have a compression.
8. A hinge according to any one of claims 1 to 7, wherein the first rotatable member is provided with a recess, the second rotatable member is disposed in the recess, and the first rotatable member and the second rotatable member are complementary in shape.
9. A hinge according to claim 8, wherein an anti-reverse landing is provided on the first and/or second rotary members for controlling unidirectional rotation of the second rotary member relative to the first rotary member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011409552.XA CN112696425B (en) | 2020-12-03 | 2020-12-03 | Rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011409552.XA CN112696425B (en) | 2020-12-03 | 2020-12-03 | Rotating shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112696425A CN112696425A (en) | 2021-04-23 |
| CN112696425B true CN112696425B (en) | 2022-04-26 |
Family
ID=75506742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011409552.XA Active CN112696425B (en) | 2020-12-03 | 2020-12-03 | Rotating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112696425B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006153045A (en) * | 2004-11-25 | 2006-06-15 | Nec Saitama Ltd | Hinge mechanism and electronic device equipped with it |
| CN201369001Y (en) * | 2009-01-24 | 2009-12-23 | 联想(北京)有限公司 | Rotary shaft, laptop and portable device |
| CN101865200A (en) * | 2010-06-12 | 2010-10-20 | 宋健 | Rotating flexible shaft supporting tube formed by asymmetrically combining single-sheet type supporting blades |
| CN209908616U (en) * | 2019-04-03 | 2020-01-07 | 洛阳兴宇软轴控制器有限公司 | Accelerator flexible shaft structure with adjustable range |
| CN210371620U (en) * | 2019-08-13 | 2020-04-21 | 深圳市斯蒙奇科技有限公司 | Rotating shaft mechanism for semi-automatic opening and closing of box |
| CN111102286A (en) * | 2020-01-19 | 2020-05-05 | 东莞市环力智能科技有限公司 | Rotating shaft structure capable of realizing bidirectional rotating positioning |
| WO2020147633A1 (en) * | 2019-01-15 | 2020-07-23 | 杭州安费诺飞凤通信部品有限公司 | Synchronizing mechanism of hinge of infolding flexible screen of mobile terminal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM270281U (en) * | 2004-11-12 | 2005-07-11 | Yuan Deng Metals Ind Co Ltd | Improved pivot |
-
2020
- 2020-12-03 CN CN202011409552.XA patent/CN112696425B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006153045A (en) * | 2004-11-25 | 2006-06-15 | Nec Saitama Ltd | Hinge mechanism and electronic device equipped with it |
| CN201369001Y (en) * | 2009-01-24 | 2009-12-23 | 联想(北京)有限公司 | Rotary shaft, laptop and portable device |
| CN101865200A (en) * | 2010-06-12 | 2010-10-20 | 宋健 | Rotating flexible shaft supporting tube formed by asymmetrically combining single-sheet type supporting blades |
| WO2020147633A1 (en) * | 2019-01-15 | 2020-07-23 | 杭州安费诺飞凤通信部品有限公司 | Synchronizing mechanism of hinge of infolding flexible screen of mobile terminal |
| CN209908616U (en) * | 2019-04-03 | 2020-01-07 | 洛阳兴宇软轴控制器有限公司 | Accelerator flexible shaft structure with adjustable range |
| CN210371620U (en) * | 2019-08-13 | 2020-04-21 | 深圳市斯蒙奇科技有限公司 | Rotating shaft mechanism for semi-automatic opening and closing of box |
| CN111102286A (en) * | 2020-01-19 | 2020-05-05 | 东莞市环力智能科技有限公司 | Rotating shaft structure capable of realizing bidirectional rotating positioning |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112696425A (en) | 2021-04-23 |
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