CN217002638U - 360-degree double-shaft circumferential positioning pivot device - Google Patents
360-degree double-shaft circumferential positioning pivot device Download PDFInfo
- Publication number
- CN217002638U CN217002638U CN202123172936.7U CN202123172936U CN217002638U CN 217002638 U CN217002638 U CN 217002638U CN 202123172936 U CN202123172936 U CN 202123172936U CN 217002638 U CN217002638 U CN 217002638U
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- rotating shaft
- positioning
- end plate
- connecting end
- circumferential
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- 230000001360 synchronised effect Effects 0.000 abstract description 6
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a 360-degree double-shaft circumferential positioning pivot device which comprises a connecting end plate, a first rotating shaft and a second rotating shaft, wherein the first rotating shaft and the second rotating shaft are arranged in parallel; two ends of the connecting end plate are respectively movably sleeved on the first rotating shaft and the second rotating shaft; a first circumferential limiting block is arranged on the first rotating shaft; a second circumferential limiting block is arranged on the second rotating shaft; and the first circumferential limiting block and the second circumferential limiting block and the contact end block of the connecting end plate are provided with a positioning convex part and a positioning clamping groove which are matched with each other. The utility model adopts a double-shaft structure, can realize 360-degree double-shaft synchronous rotation, has good flexibility, can realize the positioning of a fixed rotating angle, improves the stability of the fixed angle, and has adjustable rotating torque, long service life and good use effect.
Description
Technical Field
The utility model relates to the field of rotating connecting pieces, in particular to a 360-degree double-shaft circumferential positioning pivot device.
Background
Generally, portable flip devices such as notebook computers and mobile phones are usually foldable to save space. The upper cover of the flip device is connected with the side edge of the base through the hinge. When the utility model is needed, the upper cover is rotated a certain angle relative to the base, which is convenient for the user to operate.
The existing pivot device usually adopts a single-shaft structure, can only support the notebook computer to rotate 180 degrees, has single function, and can not meet the use requirements of the existing notebook computer. Meanwhile, the existing pivot device cannot realize the positioning of a specific rotation angle, and after the pivot device is used for a certain time, the torsion attenuation is easy to occur, so that the use stability of the pivot device is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems and provides a 360-degree double-shaft circumferential positioning pivot device, which solves the problems that the existing pivot device cannot realize a 360-degree rotation range, cannot realize positioning of a specific rotation angle and is poor in use stability by matching a double-shaft structure with a circumferential positioning structure.
The specific scheme of the utility model is as follows: a360-degree double-shaft circumferential positioning pivot device comprises a connecting end plate, a first rotating shaft and a second rotating shaft which are arranged in parallel; two ends of the connecting end plate are respectively movably sleeved on the first rotating shaft and the second rotating shaft; a first circumferential limiting block which rotates synchronously with the first rotating shaft is arranged on the first rotating shaft; a second circumferential limiting block which synchronously rotates with the second rotating shaft is arranged on the second rotating shaft; the first circumferential limiting block and the second circumferential limiting block are positioned on one side of the connecting end plate and are in contact with the connecting end plate; the first circumferential limiting block and the second circumferential limiting block and the contact end block of the connecting end plate are provided with a positioning convex part and a positioning clamping groove which are matched with each other; a first disk-shaped elastic sheet is sleeved on the first rotating shaft; a second disk-shaped elastic sheet is sleeved on the second rotating shaft; the first disc-shaped elastic sheet pushes the first circumferential limiting block towards the connecting end plate; the second circumferential limiting block is pushed towards the connecting end plate by the second disc-shaped elastic sheet.
As a preferable scheme of the present invention, a first gear is fixedly sleeved on the first rotating shaft, and a second gear is fixedly sleeved on the second rotating shaft; two transmission gears are movably arranged on the connecting end plate; the first gear, the two transmission gears and the second gear are meshed in sequence, so that the first rotating shaft and the second rotating shaft synchronously rotate.
As a preferred scheme of the utility model, friction plates which synchronously rotate are sleeved on the first rotating shaft and the second rotating shaft; a connecting sheet is arranged between the first rotating shaft and the second rotating shaft; the connecting piece is in contact with the friction plate.
In a preferred embodiment of the present invention, a fixed shaft is provided on the connection end plate.
As a preferable scheme of the present invention, fixing nuts are provided at both one ends of the first rotating shaft and the second rotating shaft; the fixing nut is in threaded connection with the first rotating shaft and the second rotating shaft respectively; the first rotating shaft and the second rotating shaft are symmetrically arranged; the fixing nut, the first disc-shaped elastic sheet, the first circumferential limiting block, the connecting end plate, the first gear, the connecting sheet and the friction sheet are sequentially arranged in the axial direction of the first rotating shaft.
As a preferable scheme of the utility model, the connecting plates and the friction plates are multiple and are arranged in sequence in an alternating mode.
As a preferable scheme of the present invention, the positioning clamping groove is located on the connecting end plate.
As a preferable scheme of the present invention, a circular positioning adjustment sheet is provided on the connection end plate; the connecting end plate is provided with a mounting groove; the positioning adjusting sheet is arranged in the mounting groove; the contact surface of the positioning adjusting sheet and the mounting groove is provided with positioning teeth which are circumferentially arranged and meshed with each other; the positioning clamping groove is positioned on the positioning adjusting sheet.
In summary, the embodiments of the present invention have the following technical effects: the double-shaft synchronous rotation device is simple and reasonable in structure, good in flexibility, adjustable in rotation torque force, long in service life and good in use effect, can realize 360-degree double-shaft synchronous rotation, can position a fixed rotation angle, and improves the stability of the fixed angle in use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 and fig. 2 are schematic structural diagrams of different viewing angles of the present invention.
Wherein, the reference numbers in the figures are: 1. a first rotating shaft; 2. a second rotating shaft; 3. a first disk-shaped spring plate; 4. a first circumferential limiting block; 5. connecting the end plates; 6. a second disk-shaped spring plate; 7. a second circumferential limiting block; 8. connecting sheets; 9. a friction plate; 10. a transmission gear; 11. and fixing the shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Examples
The utility model discloses a 360-degree double-shaft circumferential positioning pivot device which comprises a connecting end plate 5, a first rotating shaft 1 and a second rotating shaft 2 which are arranged in parallel. Two ends of the connecting end plate 5 are respectively movably sleeved on the first rotating shaft 1 and the second rotating shaft 2. In order to realize the synchronous rotation of the first rotating shaft 1 and the second rotating shaft 2, a first gear is fixedly sleeved on the first rotating shaft 1, and a second gear is fixedly sleeved on the second rotating shaft 2; two transmission gears 10 are movably arranged on the connecting end plate 5; the first gear, the two transmission gears 10 and the second gear are meshed in sequence, so that the first rotating shaft 1 and the second rotating shaft 2 rotate synchronously. In order to realize the positioning of the fixed angle, a first circumferential limiting block 4 which rotates synchronously with the first rotating shaft 1 is arranged on the first rotating shaft 1. A second circumferential limiting block 7 which rotates synchronously with the second rotating shaft 2 is arranged on the second rotating shaft 2. The first circumferential stopper 4 and the second circumferential stopper 7 are located on one side of the connection end plate 5, and are in contact with the connection end plate 5. And a positioning convex part and a positioning clamping groove which are matched with each other are arranged on the contact end block of the first circumferential limiting block 4 and the second circumferential limiting block 7 and the connecting end plate 5. The positioning convex part and the positioning clamping groove are positioned on the circumferential direction of the first rotating shaft 1 or the second rotating shaft 2. The first rotating shaft 1 is sleeved with a first disk-shaped elastic sheet 3. The second rotating shaft 2 is sleeved with a second disk-shaped elastic sheet 6. The first disc-shaped elastic sheet 3 pushes the first circumferential limiting block 4 towards the connecting end plate 5. The second disk-shaped elastic sheet 6 pushes the second circumferential limiting block 7 towards the connecting end plate 5. When the positioning convex part is clamped in the positioning clamping groove, the pivot device can be positioned or limited by rotating by a fixed angle. In order to freely adjust the positioning angle of the pivot device, a round positioning adjusting sheet is arranged on the connecting end plate 5; the connecting end plate 5 is provided with a mounting groove; the positioning adjusting sheet is arranged in the mounting groove; the contact surface of the positioning adjusting sheet and the mounting groove is provided with positioning teeth which are circumferentially arranged and meshed with each other; the positioning clamping groove is positioned on the positioning adjusting sheet.
In order to ensure that the utility model has good torsion stability, friction plates 9 which synchronously rotate are sleeved on the first rotating shaft 1 and the second rotating shaft 2; a connecting sheet 8 is arranged between the first rotating shaft 1 and the second rotating shaft 2; the connecting plate 8 is in contact with the friction plate 9. Preferably, a plurality of the connecting plates 8 and the friction plates 9 are arranged in sequence in an alternating manner.
In order to improve the stability of the first and second shafts 1 and 2 during use, a fixed shaft 11 is provided on the connection end plate 5. The whole hinge is fixed by the fixing shaft 11.
As a preferable scheme of the present invention, fixing nuts are provided at one ends of the first rotating shaft 1 and the second rotating shaft 2; the fixed nut is respectively in threaded connection with the first rotating shaft 1 and the second rotating shaft 2; the first rotating shaft 1 and the second rotating shaft 2 are symmetrically arranged; a fixing nut, a first disc-shaped elastic sheet 3, a first circumferential limiting block 4, a connecting end plate 5, a first gear, a connecting sheet 8 and a friction sheet 9 are sequentially arranged in the axial direction of the first rotating shaft 1.
Through the embodiment, the double-shaft synchronous rotation device is simple and reasonable in structure, good in flexibility, capable of achieving 360-degree double-shaft synchronous rotation, capable of achieving positioning of a fixed rotation angle, capable of improving stability of use of the fixed rotation angle, adjustable in rotation torque, long in service life and good in use effect, and adopts a double-shaft structure.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A360-degree double-shaft circumferential positioning pivot device is characterized by comprising a connecting end plate, a first rotating shaft and a second rotating shaft which are arranged in parallel; two ends of the connecting end plate are respectively movably sleeved on the first rotating shaft and the second rotating shaft; a first circumferential limiting block which rotates synchronously with the first rotating shaft is arranged on the first rotating shaft; a second circumferential limiting block which synchronously rotates with the second rotating shaft is arranged on the second rotating shaft; the first circumferential limiting block and the second circumferential limiting block are positioned on one side of the connecting end plate and are in contact with the connecting end plate; the first circumferential limiting block and the second circumferential limiting block and the contact end block of the connecting end plate are provided with a positioning convex part and a positioning clamping groove which are matched with each other; a first disk-shaped elastic sheet is sleeved on the first rotating shaft; a second disk-shaped elastic sheet is sleeved on the second rotating shaft; the first disc-shaped elastic sheet pushes the first circumferential limiting block towards the connecting end plate; the second circumferential limiting block is pushed towards the connecting end plate by the second disc-shaped elastic sheet.
2. A 360 ° dual-axis circumferential positioning hinge according to claim 1, wherein a first gear is fixedly sleeved on said first rotating shaft, and a second gear is fixedly sleeved on said second rotating shaft; two transmission gears are movably arranged on the connecting end plate; the first gear, the two transmission gears and the second gear are sequentially meshed, so that the first rotating shaft and the second rotating shaft synchronously rotate.
3. A 360 ° double-axis circumferential positioning hinge according to claim 2, wherein friction plates rotating synchronously are sleeved on both the first rotating shaft and the second rotating shaft; a connecting sheet is arranged between the first rotating shaft and the second rotating shaft; the connecting piece is in contact with the friction plate.
4. A360 ° biaxial circumferential positioning hinge as described in claim 3 wherein a fixed shaft is provided on said connecting end plate.
5. A360 DEG double-shaft circumferential positioning hinge according to claim 4, wherein fixing nuts are provided at one ends of the first rotating shaft and the second rotating shaft; the fixing nut is in threaded connection with the first rotating shaft and the second rotating shaft respectively; the first rotating shaft and the second rotating shaft are symmetrically arranged; the fixing nut, the first disc-shaped elastic sheet, the first circumferential limiting block, the connecting end plate, the first gear, the connecting sheet and the friction sheet are sequentially arranged in the axial direction of the first rotating shaft.
6. A360 DEG hinge with double axes and circumferential direction, according to claim 5, wherein said connecting pieces and friction pieces are multiple and are arranged alternately in sequence.
7. A360 ° biaxial circumferential positioning hinge device as described in claim 6, wherein said positioning locking slots are located on said connecting end plates.
8. A360 DEG double-shaft circumferential positioning hinge according to claim 7, characterized in that a circular positioning adjustment sheet is provided on the connecting end plate; the connecting end plate is provided with a mounting groove; the positioning adjusting sheet is arranged in the mounting groove; the contact surface of the positioning adjusting sheet and the mounting groove is provided with positioning teeth which are circumferentially arranged and meshed with each other; the positioning clamping groove is positioned on the positioning adjusting sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123172936.7U CN217002638U (en) | 2021-12-16 | 2021-12-16 | 360-degree double-shaft circumferential positioning pivot device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123172936.7U CN217002638U (en) | 2021-12-16 | 2021-12-16 | 360-degree double-shaft circumferential positioning pivot device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217002638U true CN217002638U (en) | 2022-07-19 |
Family
ID=82383080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123172936.7U Expired - Fee Related CN217002638U (en) | 2021-12-16 | 2021-12-16 | 360-degree double-shaft circumferential positioning pivot device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217002638U (en) |
-
2021
- 2021-12-16 CN CN202123172936.7U patent/CN217002638U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220719 |