CN207261448U - A kind of shaft of steel ball limit angular turn structure - Google Patents
A kind of shaft of steel ball limit angular turn structure Download PDFInfo
- Publication number
- CN207261448U CN207261448U CN201721034522.9U CN201721034522U CN207261448U CN 207261448 U CN207261448 U CN 207261448U CN 201721034522 U CN201721034522 U CN 201721034522U CN 207261448 U CN207261448 U CN 207261448U
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- shaft
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- steel ball
- connecting shaft
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Abstract
Shaft the utility model discloses a kind of steel ball limit angular turn structure includes fixed frame, connecting shaft, groove gasket, setting-up piece, elastomeric element, locking member and steel ball, a fixinig plate is provided with the fixed frame, the groove gasket is fixed on the fixinig plate, one end of the connecting shaft is sequentially connected the setting-up piece after passing through the axis hole of fixinig plate and groove gasket, elastomeric element and locking member, several steel balls are provided between the setting-up piece and the groove gasket, several steel balls are fixed in the mounting hole on the setting-up piece, the connecting shaft and the steel ball and setting-up piece can relatively rotate with the groove gasket, make in several positioning grooves that the steel ball is positioned on the groove gasket successively, to realize the limit angular turn of shaft.Using the shaft of this structure, it can be achieved that the stopping of multi-angle position, and extend the service life of pivot structure.
Description
Technical field
It the utility model is related to a kind of shaft, more particularly to a kind of steel ball limit angular turn formula shaft.
Background technology
Shaft limit angular way is more with direct salient point on ironware as limit angle currently on the market, and which is due to metal plate
The forming factors of part, need a certain distance space between its salient point, and the space makes some angles not realize, and it makes
Can not meet demand with the service life.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is to provide a kind of pivot structure：In a part
Hole is processed above, is fixed in steel ball load hole, and corresponding groove is done on another part so that product, can be real when rotating
Existing multi-angle position stops, and extends its service life.
To achieve the above object, the technical solution that the utility model is taken is as follows：
A kind of steel ball limits angular turn formula shaft, including fixed frame, connecting shaft, groove gasket, setting-up piece, elastic portion
Part, locking member and steel ball, are provided with a fixinig plate on the fixed frame, it is characterised in that the groove gasket is fixed on described
On fixinig plate, one end of the connecting shaft is through being sequentially connected the setting-up piece, bullet after the axis hole of fixinig plate and groove gasket
Property component and locking member, are provided with several steel balls, several steel balls between the setting-up piece and the groove gasket
It is fixed in the mounting hole on the setting-up piece, the connecting shaft and the steel ball and setting-up piece can be with the groove gaskets
Relatively rotate, make in several positioning grooves that the steel ball is positioned on the groove gasket successively, to realize shaft
Limit angular turn.
Preferably, the middle part of connecting shaft is equipped with the shaft shoulder, which offsets with the fixinig plate；Or the shaft shoulder with it is described
Poly- lubricating pad piece is set between fixinig plate.
Preferably, the cross section of one end of connecting shaft is non-circular.The non-circular shape of the cross section to work as connecting shaft
During rotation, setting-up piece, elastomeric element can be driven to rotate together.
Preferably, one end of the connecting shaft is provided with screw thread, and the locking member is nut.
Preferably, the concrete structure of elastomeric element is spring or some spring shims.The quantity of spring shim can root
Made choice according to the size of required pretightning force.
Preferably, the quantity of steel ball is 1~2, it is preferred that the quantity of steel ball is 2
Preferably, on setting-up piece mounting hole quantity be no less than the steel ball quantity.
Preferably, the mounting hole on setting-up piece is through hole.
Preferably, the cross section of the other end of the connecting shaft is non-circular that the other end of the connecting shaft is used to connect
Other main bodys.
Preferably, 1 flat gasket is each provided with left and right sides of elastomeric element.
Relative to the prior art, the utility model achieves beneficial technique effect：
Using the utility model, can be needed to set several groove structures according to user on groove gasket, connecting shaft exists
When being subject to the external force to be rotated, the steel ball on setting-up piece and the fit depressions on groove gasket are fixed on, so as to the company of limitation
Angle is relatively rotated between spindle and fixed frame, it can be achieved that multi-angle position stops；Groove is steady with the matched structure of steel ball
It is qualitative good, do not rocked after spacing, the service life of pivot structure can be extended.
Brief description of the drawings
Fig. 1 is a kind of explosive view of steel ball limit angular turn formula shaft.
Fig. 2 is the structure chart of fixed frame.
Fig. 3 is the structure chart of connecting shaft.
Fig. 4 is the assembling figure of pivot structure.
Embodiment
As shown in Fig. 1 and Fig. 4, a kind of steel ball limits angular turn formula shaft, including fixed frame 9, connecting shaft 1, groove gasket
3rd, setting-up piece 5, elastomeric element 7, locking member 8 and steel ball 4, are provided with two fixinig plates 10 and 11 on the fixed frame, connect
One end of axis is sequentially connected the setting-up piece, elastomeric element and locking member after passing through the axis hole of fixinig plate and groove gasket.Gu
Determine frame 9 and play the role of supporting to total, as shown in Fig. 2, including fixed frame 10 and fixed frame 11, fixinig plate on fixed frame
10 and fixinig plate 11 on contain a cavernous structure so that connecting shaft 1 can pass through.As shown in figure 3, one end of connecting shaft 1
A locking mechanism, when one end of the connecting shaft includes screw thread, locking member 8 are formed for being used cooperatively with locking member 8
For nut；Locking member 8 can also be clamp spring；The cross section of one end of the connecting shaft is non-circular shape, in the present embodiment, institute
The one end for stating connecting shaft includes two symmetrical planes；The other end of the connecting shaft 1 is not rounded, in the present embodiment, institute
State and include a plane on the other end of connecting shaft, for being connected with other main bodys.The shaft shoulder 12, the shaft shoulder are also included in connecting shaft
12 outer contour is circle, when diameter of a circle is more than the diameter in the hole of cavernous structure on fixinig plate 10, the shaft shoulder 12 and fixinig plate
10 offset, and prevent connecting shaft 1 from moving axially；When diameter of a circle is less than the diameter in the hole of cavernous structure on fixinig plate 10, in axis
Poly- lubricating pad piece is provided between shoulder 12 and fixinig plate 10, which act as 1：Increase end face and the fixed frame 9 of connecting shaft 1
Contact area between the wall of left side；2, prevent connecting shaft 1 from moving axially；3, there is provided a kind of lubricating action, easy to connecting shaft 1 with
Opposite rotary motion between fixed frame 9.The shape of groove gasket 3 and the shape of fixinig plate 11 are unanimous on the whole, on groove gasket 3
There are multiple grooves, the position arrangement of groove can sets itself as needed.With fixinig plate 10 to be fixedly connected, it connects groove gasket
Mode is connect to include but not limited to weld, riveting, being bolted etc..Steel ball 4 is fixed on setting-up piece 5, the quantity of steel ball 4
For 1~2, it is preferred that the quantity of steel ball 4 is 2, contains mounting hole on setting-up piece 5, the quantity of mounting hole is no less than steel
The quantity of pearl 4, and the mounting hole is preferably through hole.Elastomeric element 7 act as providing pretightning force, the specific knot of elastomeric element 7
Structure is spring or some spring shims, and the size for the pretightning force number of the quantity of elastomeric element 7 can be as needed is voluntarily selected
Select.Flat gasket 6 is respectively arranged with left and right sides of spring shim, flat gasket act as increase spring shim 7 and a left side
Contact area between side clamping element 8 and right side setting-up piece 5.In poly- lubricating pad piece 2, setting-up piece 5, flat gasket 6 and bullet
Property component 7 on all include centre bore, the shape of centre bore is not rounded, and in the present embodiment, the shape of the centre bore includes
There are two straight lines, ensureing one end of the connecting shaft 1 can pass through just, when connecting shaft 1 rotates, drive poly- lubricating pad piece 2, fix
Gasket 5, flat gasket 6, locking member 8 and elastomeric element 7 rotate together.
When shaft rotates, connecting shaft 1 and poly- lubricating pad piece 2, steel ball 4, setting-up piece 5, flat gasket 6, elastomeric element 7
And clamping element 8 is opposing stationary；Connecting shaft 1 is to rotate against with fixed frame 9, groove gasket 3；Steel ball on setting-up piece 5
4 when dropping into the groove on groove gasket 3, and steel ball is compressed by the pretightning force of spring, realize pause it is spacing.
Claims (10)
1. a kind of shaft of steel ball limit angular turn structure, including fixed frame, connecting shaft, groove gasket, setting-up piece, elastic portion
Part, locking member and steel ball, are provided with a fixinig plate on the fixed frame, it is characterised in that the groove gasket is fixed on described
On fixinig plate, one end of the connecting shaft is through being sequentially connected the setting-up piece, bullet after the axis hole of fixinig plate and groove gasket
Property component and locking member, are provided with several steel balls, several steel balls between the setting-up piece and the groove gasket
It is fixed in the mounting hole on the setting-up piece, the connecting shaft and the steel ball and setting-up piece can be with the groove gaskets
Relatively rotate, make in several positioning grooves that the steel ball is positioned on the groove gasket successively, to realize shaft
Limit angular turn.
2. shaft as claimed in claim 1, it is characterised in that：Be equipped with the shaft shoulder in the middle part of the connecting shaft, the shaft shoulder with it is described solid
Stator offsets；Or poly- lubricating pad piece is set between the shaft shoulder and the fixinig plate.
3. shaft as claimed in claim 1 or 2, it is characterised in that：The cross section of one end of the connecting shaft is non-circular.
4. shaft as claimed in claim 1, it is characterised in that：One end of the connecting shaft is provided with screw thread, the locking member
For nut.
5. shaft as claimed in claim 1, it is characterised in that：The elastomeric element is spring or some spring shims.
6. shaft as claimed in claim 1, it is characterised in that：The quantity of the steel ball is 1~2.
7. shaft as claimed in claim 1, it is characterised in that：The quantity of mounting hole is no less than the steel on the setting-up piece
The quantity of pearl.
8. the shaft as described in claim 1 or 7, it is characterised in that：Mounting hole on the setting-up piece is through hole.
9. shaft as claimed in claim 1, it is characterised in that：The cross section of the other end of the connecting shaft is non-circular.
10. shaft as claimed in claim 1, it is characterised in that：1 is each provided with left and right sides of the elastomeric element to put down
Plate gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721034522.9U CN207261448U (en) | 2017-08-17 | 2017-08-17 | A kind of shaft of steel ball limit angular turn structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721034522.9U CN207261448U (en) | 2017-08-17 | 2017-08-17 | A kind of shaft of steel ball limit angular turn structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207261448U true CN207261448U (en) | 2018-04-20 |
Family
ID=61925770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721034522.9U Active CN207261448U (en) | 2017-08-17 | 2017-08-17 | A kind of shaft of steel ball limit angular turn structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207261448U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145543A (en) * | 2020-09-25 | 2020-12-29 | 中国华录·松下电子信息有限公司 | Multi-gear hinge |
| CN114704543A (en) * | 2022-04-15 | 2022-07-05 | 京东方科技集团股份有限公司 | Rotating shaft assembly and foldable display device with same |
-
2017
- 2017-08-17 CN CN201721034522.9U patent/CN207261448U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145543A (en) * | 2020-09-25 | 2020-12-29 | 中国华录·松下电子信息有限公司 | Multi-gear hinge |
| CN114704543A (en) * | 2022-04-15 | 2022-07-05 | 京东方科技集团股份有限公司 | Rotating shaft assembly and foldable display device with same |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 314100 No.6, Tianshan Road, Huimin street, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Zhongke guanteng Technology Co.,Ltd. Address before: 523000 No.1 Donglai Road, hengjiao village, Shijie Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN ZHONGKE GUANTENG TECHNOLOGY Co.,Ltd. |