CN210218394U - Self-locking rotating shaft - Google Patents
Self-locking rotating shaft Download PDFInfo
- Publication number
- CN210218394U CN210218394U CN201920439547.XU CN201920439547U CN210218394U CN 210218394 U CN210218394 U CN 210218394U CN 201920439547 U CN201920439547 U CN 201920439547U CN 210218394 U CN210218394 U CN 210218394U
- Authority
- CN
- China
- Prior art keywords
- shaft body
- driving wheel
- self
- limiting
- axis body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a self-locking rotating shaft, including first axis body and second axis body, first axis body and second axis body transmission each other connect, first axis body on be connected with first driving wheel, first driving wheel on be provided with the first spacing portion that a pair of interval set up, the second axis body on be connected with the second driving wheel, the second driving wheel on be provided with the spacing portion of second that a pair of interval set up, work as first axis body and second axis body rotation in-process of mutually supporting, first spacing portion will the locking of first axis body, the spacing portion of second with the locking of second axis body. Owing to adopted above technical scheme, the beneficial effects of the utility model are that: simple structure, convenient maintenance and upgrade and lower production cost.
Description
Technical Field
The utility model relates to a notebook computer structural design application technical field.
Background
The notebook computer rotating by 360 degrees has become a powerful assistant for the public to work and study, and is more popular with people who work busy and frequently go on a business because of the portability. The notebook computer capable of rotating 360 degrees in the current market has the self-locking function of ensuring that the notebook computer cannot be automatically opened when in a closed state or turned for 360 degrees to become a tablet computer, the self-locking is realized by means of the attraction of the magnets, and the rotating shaft design of the notebook computer generally does not have the self-locking function.
Disclosure of Invention
The utility model aims at providing a 360 pivot that possess self-locking function, include and be not limited to and be applied to notebook computer to the not enough that prior art exists.
In order to achieve the purpose, the utility model provides a self-locking rotating shaft, including the first axis body and the second axis body, first axis body and second axis body transmission connection each other, the first axis body on be connected with first driving wheel, first driving wheel on be provided with the first spacing portion that a pair of interval set up, the second axis body on be connected with the second driving wheel, the second driving wheel on be provided with the spacing portion of second that a pair of interval set up, work as first axis body and second axis body rotation in-process of mutually supporting, first spacing portion will the first axis body locking, the spacing portion of second with the locking of second axis body.
As a further improvement of the present invention, the first shaft body and the second shaft body are close to each other and disposed, the first driving wheel and the surface of the second driving wheel are mutually rotatably matched, and when the first driving wheel and the second driving wheel are mutually matched and rotated, the first spacing portion and the second spacing portion are matched to keep the first shaft body and the second shaft body locked.
As a further improvement, the first axis body and the second axis body keep away from the setting mutually, the first axis body and the second axis body between pass through gear drive, first driving wheel and second driving wheel between be provided with the midbody, the midbody have with first spacing matched with first driven part, with spacing matched with second driven part of second, work as first axis body and second axis body mutually support and rotate the in-process, first spacing and first driven part cooperate with first axis body locking, spacing and second driven part cooperate with the second axis body locking.
As a further improvement of the present invention, the first spacing portion, the second spacing portion, the first driven portion and the second driven portion include protrusions or depressions.
As a further improvement, the first driving wheel on be provided with the first spacing portion of a pair of interval angle more than or equal to 180 degrees, the second driving wheel on be provided with the spacing portion of a pair of interval angle more than or equal to 180 degrees second.
As a further improvement of the utility model, the height of the first limit part and the second limit part is 0.25 mm.
As a further improvement, the front end of midbody terminal surface before having, the rear end of midbody rear end face has, first driving wheel and second driving wheel install respectively preceding terminal surface, rear end face between, preceding terminal surface, rear end face on have first mounting hole and second mounting hole, first axis body install in first mounting hole, the second axis body install in the second mounting hole, first axis body, second axis body on still install shell fragment and fastening nut.
As a further improvement, the first spacing portion and the first driven portion between have a fit clearance, the spacing portion of second and the second driven portion between have a fit clearance, the fit clearance in fill lubricating oil.
As a further improvement of the utility model, the meshing surface between the first spacing portion and the first driven portion and the meshing surface between the second spacing portion and the second driven portion are inclined planes.
As a further improvement of the utility model, the meshing surface between the first spacing portion and the first driven portion, the meshing surface between the second spacing portion and the second driven portion be hyperboloid or paraboloid.
Owing to adopted above technical scheme, the beneficial effects of the utility model are that: simple structure, convenient maintenance and upgrade and lower production cost.
Drawings
Fig. 1 is a schematic perspective view of a self-locking rotating shaft according to the utility model;
fig. 2 is a first embodiment of a self-locking rotating shaft according to the utility model;
fig. 3 is a second embodiment of the self-locking rotating shaft according to the utility model;
fig. 4 is a three-dimensional exploded view of a second embodiment of the self-locking rotating shaft according to the utility model;
FIG. 5 is a schematic view of the working principle of the self-locking rotating shaft of the present invention;
FIG. 6 is a 0-degree negative angle design of the self-locking rotating shaft of the present invention;
FIG. 7 is a 360 degree negative angle design of the self-locking rotating shaft of the present invention;
FIG. 8 is a concave-convex wheel meshing gap of the self-locking rotating shaft of the utility model;
FIG. 9 is the engaging position of the concave-convex wheel of the self-locking rotating shaft of the present invention;
fig. 10 and 11 show the engaging surface of the concave-convex wheel of the self-locking rotating shaft according to the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make more clear and definite definitions of the scope of the present invention.
Fig. 1 is a schematic perspective view of a self-locking rotating shaft according to the utility model, and fig. 2 is a first embodiment of the self-locking rotating shaft according to the utility model. The self-locking rotating shaft comprises a rotating shaft shell 7 and a core component positioned inside the rotating shaft shell 7, the rotating shaft core component provides 360-degree rotation and self-locking, the core component comprises a first shaft body 1 and a second shaft body 2, the first shaft body 1 and the second shaft body 2 are respectively connected with a display and a computer main body, the first shaft body 1 and the second shaft body 2 are arranged close to each other, a first driving wheel 3 is connected onto the first shaft body 1, a pair of first limiting parts 4 arranged at intervals are arranged on the first driving wheel 3, a second driving wheel 5 is connected onto the second shaft body 2, a pair of second limiting parts 6 arranged at intervals are arranged on the second driving wheel 5, the surfaces of the first driving wheel 3 and the second driving wheel 5 are in mutual rotating fit, when the first shaft body 1 and the second shaft body 2 are matched with each other and rotate, the first shaft body 1 is locked by the first limiting portion 4, and the second shaft body 2 is locked by the second limiting portion 6.
Specifically, the first limit portion 4 in this embodiment is a protrusion, the second limit portion 6 is a recess, the first driving wheel 3 is provided with a pair of protrusions spaced 180 degrees apart, the second driving wheel 5 is provided with a pair of recesses spaced 180 degrees apart, and self-locking is achieved by mutual engagement or staggering of the protrusions and the recesses.
Fig. 3 is a three-dimensional exploded view of a second embodiment of the self-locking rotating shaft according to the utility model, and fig. 4 is a three-dimensional exploded view of a second embodiment of the self-locking rotating shaft according to the utility model. The auto-lock pivot of this embodiment, including metal or plastic material's pivot casing 7 and the core assembly that is located pivot casing 7 inside, provide 360 rotatory and auto-locks by pivot core assembly, the core assembly includes first axis body 1 and second axis body 2, first axis body 1 and second axis body 2 respectively with the display, the computer body is connected, first axis body 1 and second axis body 2 keep away from the setting mutually, through the transmission of gear 8 between first axis body 1 and the second axis body 2, be connected with first driving wheel 3 on the first axis body 1, be provided with the first spacing portion 4 of a pair of interval setting on the first driving wheel 3, be connected with second driving wheel 5 on the second axis body 2, be provided with the spacing portion 6 of second of a pair of interval setting on the second driving wheel 5, first driving wheel and the preferred metal material of second driving wheel.
Be provided with intermediate 9 between first driving wheel 3 and the second driving wheel 5, intermediate 9 has the first driven portion 10 with first spacing portion 4 matched with, with spacing portion 6 matched with second driven portion 11 of second, and when first shaft body 1 and second shaft body 2 rotation process of mutually supporting, first spacing portion 4 cooperatees with first driven portion 10 and locks first shaft body 1, and spacing portion 6 of second cooperatees with second driven portion 11 and locks second shaft body 2.
The front end of the middle body 9 is provided with a front end face 12, the rear end of the middle body 9 is provided with a rear end face 13, the first driving wheel 3 and the second driving wheel 5 are respectively installed between the front end face 12 and the rear end face 13, the front end face 12 and the rear end face 13 are provided with a first installation hole 14 and a second installation hole 15, the first shaft body 1 is installed in the first installation hole 14, the second shaft body 2 is installed in the second installation hole 15, and the first shaft body 1 and the second shaft body 2 are further provided with an elastic sheet 16 and a fastening nut 17.
Specifically, the first limiting portion 4 and the second limiting portion 6 in this embodiment are concave, the first driven portion 10 and the second driven portion 11 are convex, the first driving wheel 3 and the second driving wheel 5 are respectively provided with a pair of concave portions with an interval of 180 degrees, and self-locking is achieved by mutual engagement or staggering of the convex portions and the concave portions.
Fig. 5 is the working principle schematic diagram of the self-locking rotating shaft of the utility model, in the notebook computer which can be opened by 360 degrees, the concrete realization mode is as follows:
1. the first shaft body 1 and the second shaft body 2 are in a 0-degree closed state, at the moment, the concave parts and the convex parts are meshed with each other and are in interference fit, and the shaft body of the rotating shaft deforms to provide locking force;
2. the first shaft body 1 and the second shaft body 2 are opened from 0 degree to 20 degrees, and at the moment, the recess slides out along the inclined plane of the convex part;
3. the first shaft body 1 and the second shaft body 2 are from 20 degrees to 340 degrees, and the concave part slides along the surfaces of the first driving wheel 3 and the second driving wheel 5 in a rotating way;
4. the first shaft body 1 and the second shaft body 2 are from 340 degrees to 360 degrees, the deformation of the rotating shaft body provides locking force, and the protrusions are meshed along the concave inclined surfaces of the first driving wheel 3 and the second driving wheel 5, so that self-locking is realized.
Figure 6 is the utility model discloses a negative angle design when 0 degrees of auto-lock pivot, figure 7 is the utility model discloses a negative angle design when 360 degrees of auto-lock pivot. In order to optimize the self-locking state of the notebook computer in the closed state of 0 degree and the open state of 360 degrees, the first driving wheel 3 is provided with a pair of first limiting parts 4 with the interval angle larger than 180 degrees, and the second driving wheel 5 is provided with a pair of second limiting parts 6 with the interval angle larger than 180 degrees, so that when the concave-convex wheels are meshed, the body and the liquid crystal screen are designed to be in a negative angle, the self-locking force of the notebook computer in the states of 0 degree and 360 degrees can be improved, for example, the included angle of the notebook computer is adjusted to be 2.5 degrees (the size of the negative angle can be adjusted through actual requirements).
Fig. 8 is the utility model discloses a concave-convex wheel meshing gap of auto-lock pivot, for the impression that improves life and when optimizing the user and using, cooperation clearance has between first spacing portion 4 and the first driven part 10, cooperation clearance has between spacing portion 6 of second and the second driven part 11, for example cooperation clearance in this embodiment is 0.1mm, packs lubricating oil in the cooperation clearance, improves concave-convex wheel life and operating stability.
Fig. 9 is the utility model discloses a concave-convex wheel meshing position of auto-lock pivot, in order to optimize notebook computer at 0 degrees closed and 360 degrees open auto-lock power, can increase concave-convex wheel meshing position size, for example first spacing portion 4, the spacing portion 6 of second highly be 0.25mm in this embodiment, can make axis body deformation grow like this, improve the contract and get together.
Fig. 10 and 11 show the engaging surface of the concave-convex wheel of the self-locking rotating shaft according to the present invention. In the attached drawing 10, the meshing surface between the first limiting portion 4 and the first driven portion 10 and the meshing surface between the second limiting portion 6 and the second driven portion 10 are inclined planes, the angle of the concave-convex wheel meshing inclined plane is changed, and when the angle of the inclined plane is larger, the speed of concave-convex wheel meshing is faster (the angle of the concave-convex wheel meshing inclined plane can be adjusted through actual requirements). In fig. 11, the meshing surface between the first limiting part 4 and the first driven part 10 and the meshing surface between the second limiting part 6 and the second driven part 11 are both hyperboloid or paraboloid, and the design can improve the meshing smoothness and the user feeling of the concave-convex wheel.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to make the person skilled in the art understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention are covered in the protection scope of the present invention.
Claims (10)
1. A self-locking rotating shaft is characterized in that: the first shaft body is in transmission connection with the second shaft body, a first driving wheel is connected onto the first shaft body, a pair of first limiting parts arranged at intervals are arranged on the first driving wheel, a second driving wheel is connected onto the second shaft body, a pair of second limiting parts arranged at intervals are arranged on the second driving wheel, when the first shaft body and the second shaft body are in matched rotation, the first limiting parts lock the first shaft body, and the second limiting parts lock the second shaft body.
2. The self-locking spindle of claim 1, wherein: the first shaft body and the second shaft body are arranged close to each other, the surfaces of the first driving wheel and the second driving wheel are in mutual rotating fit, and when the first driving wheel and the second driving wheel are in mutual matching and rotating processes, the first limiting portion and the second limiting portion are matched to enable the first shaft body and the second shaft body to be locked.
3. The self-locking spindle of claim 1, wherein: the first shaft body and the second shaft body are arranged far away from each other, the first shaft body and the second shaft body are in transmission through a gear, an intermediate body is arranged between the first driving wheel and the second driving wheel, the intermediate body is provided with a first driven part matched with the first limiting part and a second driven part matched with the second limiting part, when the first shaft body and the second shaft body are matched with each other and rotate, the first limiting part is matched with the first driven part to lock the first shaft body, and the second limiting part is matched with the second driven part to lock the second shaft body.
4. The self-locking spindle of claim 1, wherein: the first limiting part, the second limiting part, the first driven part and the second driven part comprise bulges or depressions.
5. The self-locking spindle of claim 1, wherein: the first driving wheel is provided with a pair of first limiting parts with an interval angle larger than or equal to 180 degrees, and the second driving wheel is provided with a pair of second limiting parts with an interval angle larger than or equal to 180 degrees.
6. The self-locking spindle of claim 1, wherein: the height of the first limiting part and the height of the second limiting part are 0.25 mm.
7. The self-locking spindle of claim 3, wherein: the front end of the intermediate body is provided with a front end face, the rear end of the intermediate body is provided with a rear end face, the first driving wheel and the second driving wheel are respectively installed between the front end face and the rear end face, the front end face and the rear end face are provided with a first installation hole and a second installation hole, the first shaft body is installed in the first installation hole, the second shaft body is installed in the second installation hole, and the first shaft body and the second shaft body are further provided with elastic sheets and fastening nuts.
8. The self-locking spindle of claim 3, wherein: first spacing portion and first driven portion between have a fit clearance, spacing portion of second and second driven portion between have a fit clearance, the fit clearance in pack lubricating oil.
9. The self-locking spindle of claim 3, wherein: the engaging surface between the first limiting part and the first driven part and the engaging surface between the second limiting part and the second driven part are inclined surfaces.
10. The self-locking spindle of claim 3, wherein: the meshing surface between the first limiting part and the first driven part and the meshing surface between the second limiting part and the second driven part are hyperboloid or paraboloid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920439547.XU CN210218394U (en) | 2019-04-03 | 2019-04-03 | Self-locking rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920439547.XU CN210218394U (en) | 2019-04-03 | 2019-04-03 | Self-locking rotating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210218394U true CN210218394U (en) | 2020-03-31 |
Family
ID=69922487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920439547.XU Active CN210218394U (en) | 2019-04-03 | 2019-04-03 | Self-locking rotating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210218394U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404769A (en) * | 2021-07-22 | 2021-09-17 | 东莞市橙工电子科技有限公司 | Double-slider type rotating shaft structure |
| CN113719522A (en) * | 2020-05-25 | 2021-11-30 | Oppo广东移动通信有限公司 | Rotating shaft assembly for folding electronic equipment, shell assembly and electronic equipment |
-
2019
- 2019-04-03 CN CN201920439547.XU patent/CN210218394U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113719522A (en) * | 2020-05-25 | 2021-11-30 | Oppo广东移动通信有限公司 | Rotating shaft assembly for folding electronic equipment, shell assembly and electronic equipment |
| WO2021238417A1 (en) * | 2020-05-25 | 2021-12-02 | Oppo广东移动通信有限公司 | Shaft assembly for folding electronic device, housing assembly and electronic device |
| CN113404769A (en) * | 2021-07-22 | 2021-09-17 | 东莞市橙工电子科技有限公司 | Double-slider type rotating shaft structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210218394U (en) | Self-locking rotating shaft | |
| CN210387239U (en) | Connecting sheet bending die | |
| CN203979112U (en) | Two rotating shaft pivot devices and notebook computer | |
| CN211062368U (en) | Driving rotating shaft combination device capable of enabling flexible electronic screen to be folded inwards and supported flatly | |
| CN205315474U (en) | Novel upset integrated configuration | |
| CN111128037B (en) | Magnetic attraction safety lock for front maintenance module of LED display screen | |
| CN210830137U (en) | 360-degree intermittent hinge applied to mobile terminal | |
| CN213235787U (en) | Sandwich hinge mechanism | |
| CN214576374U (en) | Interior door handle structure assembly | |
| CN104345783A (en) | Electronic device and connection member | |
| CN205371293U (en) | Upset integrated configuration | |
| CN215789557U (en) | Mounting device for magnetic roller gear of printer | |
| CN221140507U (en) | Two-dimensional rotating gear and gear conveying mechanism for cloth clamping and conveying | |
| CN201771949U (en) | Articulated structure for panel television | |
| CN110593689B (en) | Telescopic rotary arm support mechanism for upturning door hinge | |
| CN220409632U (en) | Rotatory spacing formula pad pasting ware | |
| CN217328087U (en) | Universal hinge box | |
| CN211371002U (en) | Double-shaft hinge structure | |
| CN211815802U (en) | Energy-saving automatic floodgate machine | |
| CN213517894U (en) | Creative clock | |
| CN213957936U (en) | Novel notebook computer pivot | |
| CN213934681U (en) | Rotating shaft with sliding block type subsection rotation | |
| CN104345785A (en) | Electronic device and connection member | |
| CN213892009U (en) | Globe sculpture with oblique rotation | |
| CN212322158U (en) | Rotating shaft applied to notebook computer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |