CN208793548U - A kind of 360 degree of association's gear synchronous rotating shafts - Google Patents
A kind of 360 degree of association's gear synchronous rotating shafts Download PDFInfo
- Publication number
- CN208793548U CN208793548U CN201821207359.6U CN201821207359U CN208793548U CN 208793548 U CN208793548 U CN 208793548U CN 201821207359 U CN201821207359 U CN 201821207359U CN 208793548 U CN208793548 U CN 208793548U
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- China
- Prior art keywords
- gear
- concave wheel
- wheel plate
- axle center
- cam
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- 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.)
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Abstract
The utility model discloses a kind of 360 degree of association's gear synchronous rotating shafts, including upper bracket, concave wheel plate, middle gear, side gear, axle center and lower bracket；The upper bracket and lower bracket pass through rivet respectively and are fixed on symmetrically arranged two axle center, the concave wheel sleeve-board is located on two axle center, one end of concave wheel plate is provided with locating plate, the other end of concave wheel plate is disposed with cam, multiple elastic slices and plain cushion, the cam, multiple elastic slices and plain cushion are set on axle center and are fixed by nut, the side that locating plate is bonded on the concave wheel plate is rotatably connected to middle gear by gear pin, and middle gear is located between two axle center.The utility model is novel in design, and middle gear is connect by gear pin with concave wheel plate, improves the stability of middle gear and the accurate of positioning is determined, while concave wheel plate and cam use powder metallurgy concave wheel plate and P/M cam, improve the precision of shaft.
Description
Technical field
The utility model relates to connector technical field, specifically a kind of 360 degree of associations gear synchronous rotating shaft.
Background technique
Shaft, as the term suggests be connect zero main part of product must use, for both bearing moment of flexure in rotation work
The axis of torque is born again.Common shaft has: handset shaft (flip lid or rotation screen mobile phone)；Notebook computer rotation shaft；It is portable
DVD shaft；LED desk lamp shaft；LCD display shaft；Vehicle-mounted brackets shaft such as GPS etc..
Existing 206958080 U of patent CN discloses kind of a notebook computer rotation shaft, including first rotating shaft, the second shaft, on
Bracket, lower bracket, side gear, transmission gear, gear fixing seat, upper bracket are pressed together on table in a first rotating shaft by rivet
Face, lower bracket are pressed together on the lower surface of the second shaft by rivet, and two side gears are sheathed on respectively in the first, second shaft,
Two gear fixing seats are respectively sleeved in the first, second shaft, and set on the both ends of two side gears, transmission gear is set to two
In the accommodation space that helical gear and two gear fixing seats are formed, and it is vertically arranged and is intermeshed with two side gears.This reality
With the novel engaged transmission by between gear, it can be realized two-axis synchronization and rotate backward, enable laptop 360 degree rotation
Folding, and structure is simple, keeps laptop more lightening.
However the limit hole that the semicircular indentations of two gear fixing seats are formed is arranged in middle gear in the patent, leads
Cause middle gear after prolonged use since abrasion causes stability poor, the low problem of precision.
Utility model content
The purpose of this utility model is to provide a kind of 360 degree of association's gear synchronous rotating shafts, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions:
A kind of 360 degree of association's gear synchronous rotating shafts, including upper bracket, concave wheel plate, middle gear, side gear, axle center and under
Bracket；The upper bracket and lower bracket pass through rivet respectively and are fixed on symmetrically arranged two axle center, and the concave wheel sleeve-board is set
On two axle center, one end of concave wheel plate is provided with locating plate, the other end of concave wheel plate be disposed with cam, multiple elastic slices and
Plain cushion, the cam, multiple elastic slices and plain cushion are set on axle center and are fixed by nut, and positioning is bonded on the concave wheel plate
The side of piece is rotatably connected to middle gear by gear pin, and middle gear is located between two axle center, the concave wheel plate and cam
Respectively powder metallurgy concave wheel plate and P/M cam.
As a further solution of the present invention: the two sides of the middle gear are engaged with side gear, two side gears are equal
It is set on axle center.
Multiple grooves are provided on the concave wheel plate as a further solution of the present invention, on groove and cam
The corresponding fitting of protrusion.
The middle gear and side gear are helical gear as a further solution of the present invention,.
It as a further solution of the present invention, further include screw, the screw is threaded through on concave wheel plate.
Compared with prior art, the utility model has the beneficial effects that the utility model is novel in design, middle gear is passed through
Gear pin is connect with concave wheel plate, improves the stability of middle gear and the accurate of positioning is determined, while concave wheel plate and cam use
Powder metallurgy concave wheel plate and P/M cam, improve the precision of shaft, and long service life efficiently solves existing shaft
Middle gear precision is low, is easy the problem of short circuit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of 360 degree of association's gear synchronous rotating shafts.
Fig. 2 is the explosive view of 360 degree of association's gear synchronous rotating shafts.
In figure: 1- upper bracket, 2- rivet, 3- locating plate, 4- concave wheel plate, 5- gear pin, 6- cam, 7- elastic slice, 8- are flat
Pad, 9- nut, 10- middle gear, 11- side gear, 12- screw, the axle center 13-, 14- lower bracket.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one
Please refer to Fig. 1~2, in the utility model embodiment, a kind of 360 degree of association's gear synchronous rotating shafts, including upper branch
Frame 1, concave wheel plate 4, middle gear 10, side gear 11, axle center 13 and lower bracket 14；The upper bracket 1 and lower bracket 14 pass through respectively
Rivet 2 is fixed on symmetrically arranged two axle center 13, and the concave wheel plate 4 is set on two axle center 13, one end of concave wheel plate 4
It is provided with locating plate 3, the other end of concave wheel plate 4 is disposed with cam 6, multiple elastic slices 7 and plain cushion 8, the cam 6, multiple
Elastic slice 7 and plain cushion 8 are set on axle center 13 and, when axle center 13 rotate band moving cam 6, multiple elastic slice 7 and fixed by nut 9
Plain cushion 8 rotates, and the side that locating plate 3 is bonded on the lobe plate 4 is rotatably connected to middle gear 10, middle tooth by gear pin 5
Wheel 10 is located between two axle center 13, so that it is guaranteed that 10 accurate positioning of middle gear and stability height, the concave wheel plate 4 and cam 6
Respectively powder metallurgy concave wheel plate and P/M cam improve the precision of shaft using powder metallurgy structure, improve and turn
The service life of axis.
The two sides of the middle gear 10 are engaged with side gear 11, and two side gears 11 are set on axle center 13, rotate it
In an axle center 13 when drive side gear 11 to rotate, side gear 11 drives 11 turns of another side gear by middle gear 10
It is dynamic, to realize that two axle center 13 drive upper bracket 1 and lower bracket 14 to rotate synchronously.
Multiple grooves, groove fitting corresponding with the protrusion on cam 6, when axle center 13 drives are provided on the concave wheel plate 4
When cam 6 rotates, the protrusion on cam 6 is detached from former groove and realizes, it can be achieved that shaft 360 rotates, when the protrusion rotation on cam 6
When in another group of groove, the protrusion on cam 6 is caught in again in the groove on concave wheel plate 4 under the action of elastic slice 7, thus
Have the function that positioning.
The middle gear 10 and side gear 11 are helical gear.
Embodiment two
In order to further increase the stability of shaft, the present embodiment optimizes shaft, is equipped on the concave wheel plate 4
Screw 12.
It should be strongly noted that rivet, elastic slice, middle gear and side gear are the application of the prior art in the application, it will
Middle gear is connect by gear pin with concave wheel plate, improves the stability of middle gear and the accurate of positioning is determined, while concave wheel plate
Powder metallurgy concave wheel plate and P/M cam are used with cam, the precision for improving shaft is the innovative point of the application, is had
Effect solves that existing shaft middle gear precision is low, is easy the problem of short circuit.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of 360 degree of association's gear synchronous rotating shafts, including upper bracket (1), concave wheel plate (4), middle gear (10), side gear
(11), axle center (13) and lower bracket (14)；The upper bracket (1) and lower bracket (14) are fixed on symmetrically by rivet (2) respectively
On two axle center (13) being arranged, the concave wheel plate (4) is set on two axle center (13), and one end of concave wheel plate (4) is provided with
Locating plate (3), the other end of concave wheel plate (4) are disposed with cam (6), multiple elastic slices (7) and plain cushion (8), the cam
(6), multiple elastic slices (7) and plain cushion (8) are set on axle center (13) and are fixed by nut (9), which is characterized in that described recessed
The side that locating plate (3) are bonded on wheel plate (4) is rotatably connected to middle gear (10) by gear pin (5), middle gear (10) position
Between two axle center (13), the concave wheel plate (4) and cam (6) are respectively powder metallurgy concave wheel plate and P/M cam.
2. a kind of 360 degree of associations gear synchronous rotating shaft according to claim 1, which is characterized in that the middle gear
(10) two sides are engaged with side gear (11), and two side gears (11) are set on axle center (13).
3. a kind of 360 degree of associations gear synchronous rotating shaft according to claim 1 or 2, which is characterized in that the concave wheel plate
(4) multiple grooves, groove fitting corresponding with the protrusion on cam (6) are provided on.
4. a kind of 360 degree of associations gear synchronous rotating shaft according to claim 2, which is characterized in that the middle gear
(10) and side gear (11) is helical gear.
5. a kind of 360 degree of associations gear synchronous rotating shaft according to claim 1, which is characterized in that further include screw
(12), the screw (12) is threaded through on concave wheel plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207359.6U CN208793548U (en) | 2018-07-27 | 2018-07-27 | A kind of 360 degree of association's gear synchronous rotating shafts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207359.6U CN208793548U (en) | 2018-07-27 | 2018-07-27 | A kind of 360 degree of association's gear synchronous rotating shafts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208793548U true CN208793548U (en) | 2019-04-26 |
Family
ID=66203666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821207359.6U Expired - Fee Related CN208793548U (en) | 2018-07-27 | 2018-07-27 | A kind of 360 degree of association's gear synchronous rotating shafts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208793548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112911033A (en) * | 2021-01-20 | 2021-06-04 | 惠州Tcl移动通信有限公司 | Rotary screen rotating shaft structure and rotary screen |
-
2018
- 2018-07-27 CN CN201821207359.6U patent/CN208793548U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112911033A (en) * | 2021-01-20 | 2021-06-04 | 惠州Tcl移动通信有限公司 | Rotary screen rotating shaft structure and rotary screen |
| CN112911033B (en) * | 2021-01-20 | 2023-07-18 | 惠州Tcl移动通信有限公司 | Rotary screen rotating shaft structure and rotary screen |
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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 |
Granted publication date: 20190426 Termination date: 20200727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |