CN207864408U - A kind of pivot structure - Google Patents
A kind of pivot structure Download PDFInfo
- Publication number
- CN207864408U CN207864408U CN201820130887.XU CN201820130887U CN207864408U CN 207864408 U CN207864408 U CN 207864408U CN 201820130887 U CN201820130887 U CN 201820130887U CN 207864408 U CN207864408 U CN 207864408U
- Authority
- CN
- China
- Prior art keywords
- connector
- drive
- connecting shaft
- pivot structure
- gasket
- 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.)
- Expired - Fee Related
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- Pivots And Pivotal Connections (AREA)
- Transmission Devices (AREA)
Abstract
The utility model provides a kind of pivot structure comprising the first connector, the second connector and thrust bearing；First connector and the second connector can relatively rotate connection by drive-connecting shaft；The thrust bearing is sleeved on the drive-connecting shaft and is clamped between the first connector and second connector.In the present invention, it is abutted against each other together by thrust bearing between first connector and the second connector, and mutually can rotatably it be arranged, it is simple in structure, resistance is small when mutually rotating, noise is also small, avoids the direct friction between two connectors, substantially increases the service life of pivot structure.
Description
Technical field
The utility model is related to shaft connector technical fields, more particularly, to a kind of shaft with dish-type thrust bearing
Structure.
Background technology
The connector of two relative rotations is generally included in pivot structure, and two connectors are logical in current pivot structure
It often mutually contradicts, in rotation process phase mutual friction, resistance is larger, and noise is larger, is often worn out simultaneously, and the service life hands over low.
Utility model content
The purpose of this utility model is to provide a kind of pivot structure, to solve existing in the prior art to easy to produce mill
Damage, the technical problems such as resistance is larger, noise is big.
In order to solve the above technical problems, a kind of pivot structure provided by the utility model, including：First connector, second
Connector and thrust bearing；
First connector and the second connector can relatively rotate connection by drive-connecting shaft；
The thrust bearing is sleeved on the drive-connecting shaft and is clamped in the first connector and second connector
Between.
In the present invention, it is abutted one by thrust bearing between first connector and the second connector
Rise, and mutually can rotatably be arranged, it is simple in structure, mutually rotation when resistance it is small, noise is also small, avoid two connectors it
Between direct friction, substantially increase the service life of pivot structure.
In any of the above-described technical solution, further, it is respectively arranged on first connector and the second connector
The first axis hole and the second axis hole for inserting the drive-connecting shaft；
In the axial direction of the drive-connecting shaft, first connector, the thrust bearing and second connector are successively
It is sleeved on the drive-connecting shaft.
In any of the above-described technical solution, further, in the circumferential direction of the drive-connecting shaft, first connector and institute
It states drive-connecting shaft and is relatively fixed setting, second connector can relatively rotate setting with the drive-connecting shaft.
Further include for limiting the second connector rotational angle further in any of the above-described technical solution
Angle gasket；
In the circumferential direction of the drive-connecting shaft, the angle gasket is relatively fixed setting with the drive-connecting shaft.
To realize that first connector and the drive-connecting shaft are relatively fixed setting, first axis hole and the drive-connecting shaft
Cross-sectional shape cooperate and be that be provided with tangential section or drive-connecting shaft on non-circular shape, such as pivot joint shaft cross section horizontal
Section is that forms, the first axle hole shapes such as regular polygon are adapted with drive-connecting shaft section form；That is, in drive-connecting shaft and the first axis hole
Side is provided with the working face abutted for preventing the two from relatively rotating.
Similarly, it is provided with and abuts for preventing the two is opposite from turning with the drive-connecting shaft on the inside of angle gasket intermediate throughholes
Dynamic working face.
In any of the above-described technical solution, further, it is provided with arc limit slot on the angle gasket, described first
Connector is provided with axial projection, and axial projection stretches into the limit of the rotation angle for the first connector in the arc limit slot
Position.
In any of the above-described technical solution, further, first connector integrally U-shaped setting, including connect successively
First connecting portion, the first connection portions and the second connecting portion connect；
The first connection portions are plate, and are provided with first axis hole for inserting the drive-connecting shaft.
In any of the above-described technical solution, further, it is provided in the first connecting portion and the second connecting portion
Connection structure for connection.
In any of the above-described technical solution, further, second connector integrally U-shaped setting, including connect successively
Third interconnecting piece, the second connection portions and the 4th interconnecting piece connect；
The second connection portions are plate, and are provided with second axis hole for inserting the drive-connecting shaft.
In any of the above-described technical solution, further, it is provided on the third interconnecting piece and the 4th interconnecting piece
Connection structure for connection.
Wherein, there are many connection structure form, such as installation through-hole, threaded hole, card slot or grab etc..Here, connection
Structure does not limit.
In any of the above-described technical solution, further, the thrust bearing include the first discoid body, the second discoid body,
A plurality of balls and for keeping the spaced pearl frame of ball；
It is respectively oppositely provided with for the ball on first discoid body and the opposite working face of the second discoid body
The annular slide track of limit.
In any of the above-described technical solution, further, the first connection portions and the second connection seating portion are other
It is resisted against in the end face outside of first discoid body and the second discoid body.
In any of the above-described technical solution, further, described drive-connecting shaft one end is provided with the annular stage of diameter convex,
The external screw thread for coordinating with nut is arranged in the other end.
In any of the above-described technical solution, further, butterfly gasket is further sleeved on the drive-connecting shaft.
Wherein preferably, on the drive-connecting shaft, the first connector, thrust bearing, the second connector, angle gasket, butterfly
Shape gasket and nut are set gradually.
In any of the above-described technical solution, further, it is provided between second connector and the angle gasket
Rotating gasket, in the drive-connecting shaft circumferential direction, the rotating gasket is relatively fixed with second connector.
Rotating gasket can be used self-lubricating material and be made, and reduce the friction between the second connector and the angle gasket.
Wherein, mutual clamping engagement can be respectively arranged on the end face that rotating gasket and second connector contact with each other
Card slot or clamp, being fixed to each other to both realize.
Using above-mentioned technical proposal, the utility model has the advantages that：
Pivot structure provided by the utility model passes through thrust bearing phase between first connector and the second connector
It is mutually abutted together, and mutually can rotatably be arranged, simple in structure, resistance is small when mutually rotating, and noise is also small, avoids two
Direct friction between a connector substantially increases the service life of pivot structure.
Description of the drawings
It below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is the stereogram for the pivot structure that the utility model embodiment provides；
Fig. 2 is the decomposition texture schematic diagram for the pivot structure that the utility model embodiment provides；
Fig. 3 is the stereogram of the first connector in the utility model embodiment；
Fig. 4 is the stereogram of the second connector in the utility model embodiment；
Fig. 5 is the stereogram of angle gasket in the utility model embodiment；
Fig. 6 is the stereogram of thrust bearing in the utility model embodiment；
Fig. 7 is the stereogram of drive-connecting shaft in the utility model embodiment.
Reference numeral：
1- nuts；2- butterfly gaskets；3- angle gaskets；5- rotating gaskets；
The first connectors of 10-；11- first connecting portions；The connection portions of 12- first；
13- second connecting portions；The first axis holes of 14-；The second connectors of 20-；
21- third interconnecting pieces；The connection portions of 22- second；The 4th interconnecting pieces of 23-；
The second axis holes of 24-；30- thrust bearings；The first discoid bodies of 31-；
32- pearl framves；The second discoid bodies of 33-；40- drive-connecting shafts.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Explanation is further explained to the utility model with reference to specific embodiment.
As shown in Figure 1 to Figure 2, a kind of pivot structure provided in this embodiment, including：First connector 10, second connects
Part 20 and thrust bearing 30.
First connector, 10 and second connector 20 can relatively rotate connection by drive-connecting shaft 40；
The thrust bearing 30 is sleeved on the drive-connecting shaft 40 and is clamped in the first connector 10 and described second
Between connector 20.
In the present invention, it is mutually supported by thrust bearing 30 between first connector, 10 and second connector 20
It is close together, and mutually can rotatably be arranged, simple in structure, resistance is small when mutually rotating, and noise is also small, avoids two companies
Direct friction between fitting substantially increases the service life of pivot structure.
In any of the above-described technical solution, further, as shown in Figure 3 and Figure 4, first connector 10 and second connects
It is separately provided for inserting the first axis hole 14 of the drive-connecting shaft 40 and the second axis hole 24 on fitting 20.
In the axial direction of the drive-connecting shaft 40, first connector 10, the thrust bearing 30 and second connection
Part 20 is sleeved on successively on the drive-connecting shaft 40.
In any of the above-described technical solution, further, in the circumferential direction of the drive-connecting shaft 40, first connector 10
It is relatively fixed setting with the drive-connecting shaft 40, second connector 20 can relatively rotate setting with the drive-connecting shaft 40.
Further include the angle gasket 3 for limiting 20 rotational angle of the second connector in the present embodiment.
In the circumferential direction of the drive-connecting shaft 40, the angle gasket 3 is relatively fixed setting with the drive-connecting shaft 40.
With reference to shown in Fig. 3 and Fig. 7, to realize that first connector 10 and the drive-connecting shaft 40 are relatively fixed setting, institute
The cross-sectional shape for stating the first axis hole 14 and the drive-connecting shaft 40 cooperates and is non-circular shape, such as 40 cross section of drive-connecting shaft
On to be provided with tangential section or 40 cross section of drive-connecting shaft be that forms, 14 shapes of the first axis hole such as regular polygon are cut with drive-connecting shaft 40
Face form is adapted；That is, drive-connecting shaft 40 and 14 inside of the first axis hole are provided with and abut for preventing the two from relatively rotating
Working face.
Similarly, it with reference to shown in Fig. 5 and Fig. 7, is provided with the drive-connecting shaft 40 on the inside of 3 intermediate throughholes of angle gasket and mutually supports
By the working face for preventing the two from relatively rotating.
The angle gasket 3 is that the prior art is provided with arc limit slot on the angle gasket 3 in the present embodiment,
First connector 10 is provided with axial projection, and axial projection stretches into the arc limit slot for the first connector 10
The limit of rotation angle.
In any of the above-described technical solution, further, with reference to shown in Fig. 3, first connector, 10 entirety is U-shaped to be set
It sets, including sequentially connected first connecting portion 11, first connects portions 12 and second connecting portion 13；
The first connection portions are plate, and are provided with first axis hole 14 for inserting the drive-connecting shaft 40.
In any of the above-described technical solution, further, it is provided in the first connecting portion and the second connecting portion
Connection structure for connection.
In any of the above-described technical solution, further, with reference to shown in Fig. 4, second connector, 20 entirety is U-shaped to be set
It sets, including sequentially connected third interconnecting piece 21, second connects portions 22 and the 4th interconnecting piece 23；
The second connection portions are plate, and are provided with second axis hole 24 for inserting the drive-connecting shaft 40.
In any of the above-described technical solution, further, it is provided on the third interconnecting piece and the 4th interconnecting piece
Connection structure for connection.
Wherein, there are many connection structure form, such as installation through-hole, threaded hole, card slot or grab etc..Here, connection
Structure does not limit.
In any of the above-described technical solution, further, with reference to shown in Fig. 6, the thrust bearing 30 includes the first plate-like
Body 31, the second discoid body 33, a plurality of balls and for keeping the spaced pearl frame of ball 32；
It is respectively oppositely provided with for the ball on first discoid body and the opposite working face of the second discoid body
The annular slide track of limit.
In any of the above-described technical solution, further, the first connection portions and the second connection seating portion are other
It is resisted against in the end face outside of first discoid body and the second discoid body.
In any of the above-described technical solution, further, 40 one end of the drive-connecting shaft is provided with the annular step of diameter convex
The external screw thread for coordinating with nut 1 is arranged in platform, the other end.
In any of the above-described technical solution, further, butterfly gasket 2 is further sleeved on the drive-connecting shaft 40.
Wherein preferably, on the drive-connecting shaft 40, the first connector 10, thrust bearing 30, the second connector 20, angle
Gasket 3, butterfly gasket 2 and nut 1 are set gradually.
In any of the above-described technical solution, further, it is arranged between second connector 20 and the angle gasket 3
There is rotating gasket 5, in 40 circumferential direction of the drive-connecting shaft, the rotating gasket 5 is relatively fixed with second connector 20.
Rotating gasket 5 can be used self-lubricating material and be made, and reduce rubbing between the second connector 20 and the angle gasket 3
It wipes.
Wherein, mutual clamping can be respectively arranged on the end face that rotating gasket 5 and second connector 20 contact with each other
The card slot or clamp of cooperation, being fixed to each other both to realize.
Pivot structure provided by the utility model passes through thrust axis between first connector, 10 and second connector 20
It holds 30 to be abutted against each other together, and mutually can rotatably be arranged, simple in structure, resistance is small when mutually rotating, and noise is also small, keeps away
Exempt from the direct friction between two connectors, substantially increases the service life of pivot structure.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of pivot structure, which is characterized in that including：First connector, the second connector and thrust bearing；
First connector and the second connector can relatively rotate connection by drive-connecting shaft；
The thrust bearing is sleeved on the drive-connecting shaft and is clamped between the first connector and second connector.
2. pivot structure according to claim 1, which is characterized in that on first connector and the second connector respectively
It is provided with the first axis hole and the second axis hole for inserting the drive-connecting shaft；
In the axial direction of the drive-connecting shaft, first connector, the thrust bearing and second connector are set with successively
On the drive-connecting shaft.
3. pivot structure according to claim 1, which is characterized in that in the circumferential direction of the drive-connecting shaft, described first connects
Fitting is relatively fixed setting with the drive-connecting shaft, and second connector can relatively rotate setting with the drive-connecting shaft.
4. pivot structure according to claim 1, which is characterized in that further include for limiting the second connector rotation
The angle gasket of angle；
In the circumferential direction of the drive-connecting shaft, the angle gasket is relatively fixed setting with the drive-connecting shaft.
5. pivot structure according to claim 4, which is characterized in that it is provided with arc limit slot on the angle gasket,
First connector is provided with axial projection, and axial projection stretches into the arc limit slot rotation for being used for the first connector
The limit of angle.
6. pivot structure according to claim 2, which is characterized in that first connector integrally U-shaped setting, including
Sequentially connected first connecting portion, the first connection portions and second connecting portion；
The first connection portions are plate, and are provided with first axis hole for inserting the drive-connecting shaft.
7. pivot structure according to claim 2, which is characterized in that second connector integrally U-shaped setting, including
Sequentially connected third interconnecting piece, the second connection portions and the 4th interconnecting piece；
The second connection portions are plate, and are provided with second axis hole for inserting the drive-connecting shaft.
8. pivot structure according to claim 1, which is characterized in that the thrust bearing includes the first discoid body, second
Discoid body, a plurality of balls and for keeping the spaced pearl frame of ball；
It is respectively oppositely provided on first discoid body and the opposite working face of the second discoid body and is limited for the ball
Annular slide track.
9. pivot structure according to claim 4, which is characterized in that described drive-connecting shaft one end is provided with the ring of diameter convex
The external screw thread for coordinating with nut is arranged in shape stage, the other end；
Butterfly gasket is further sleeved on the drive-connecting shaft；
On the drive-connecting shaft, the first connector, thrust bearing, the second connector, angle gasket, butterfly gasket and nut according to
Secondary setting.
10. pivot structure according to claim 4, which is characterized in that second connector and the angle gasket it
Between be provided with rotating gasket, in the drive-connecting shaft circumferential direction, the rotating gasket is relatively fixed with second connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820130887.XU CN207864408U (en) | 2018-01-25 | 2018-01-25 | A kind of pivot structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820130887.XU CN207864408U (en) | 2018-01-25 | 2018-01-25 | A kind of pivot structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207864408U true CN207864408U (en) | 2018-09-14 |
Family
ID=63458718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820130887.XU Expired - Fee Related CN207864408U (en) | 2018-01-25 | 2018-01-25 | A kind of pivot structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207864408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115892292A (en) * | 2023-01-11 | 2023-04-04 | 武汉万曦智能科技有限公司 | Dynamic slope detection robot for motor vehicles in field |
-
2018
- 2018-01-25 CN CN201820130887.XU patent/CN207864408U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115892292A (en) * | 2023-01-11 | 2023-04-04 | 武汉万曦智能科技有限公司 | Dynamic slope detection robot for motor vehicles in field |
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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: 20180914 Termination date: 20210125 |