CN207848226U - A kind of pivot structure - Google Patents
A kind of pivot structure Download PDFInfo
- Publication number
- CN207848226U CN207848226U CN201820240285.XU CN201820240285U CN207848226U CN 207848226 U CN207848226 U CN 207848226U CN 201820240285 U CN201820240285 U CN 201820240285U CN 207848226 U CN207848226 U CN 207848226U
- Authority
- CN
- China
- Prior art keywords
- shaft
- bushing
- aluminium
- aluminium set
- adjusting nut
- 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
Links
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a kind of pivot structures, including shaft main body, aluminium set, adjusting nut, connecting pin, bushing and washer, shaft main body is equipped with first rotating shaft portion successively from the bottom to top, second shaft and third shaft, first rotating shaft portion, the ascending setting successively of the diameter dimension of second shaft and third shaft, adjusting nut is sheathed in first rotating shaft portion and the two is by connecting pin connection, aluminium set is sheathed in first rotating shaft portion and the second shaft, bushing includes upper bushing and lower bushing, upper bushing is set to the upper axial end of aluminium set and between aluminium set and the second shaft, lower bushing is set to the lower axial end of aluminium set and between aluminium set and the second shaft, washer is set to the axially external of bushing.The utility model is compared to the prior art, simple and reasonable, and bushing is equipped between aluminium set and shaft main body, plays the role of isolation, and adjusting nut ensures flexibly to rotate between aluminium set and shaft, avoids the occurrence of stuck phenomenon, prolong the service life.
Description
Technical field
The utility model is related to a kind of pivot structures.
Background technology
In auto parts assembly field, often to use and arrive shaft, and be key position mostly.In the prior art, turn
Axis generally uses outer shaft and the mating connection of shaft core, relatively simple for structure, and is susceptible to stuck phenomenon.
Therefore, there is an urgent need for one kind being not easy the longer pivot structure of stuck and service life occur.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of pivot structure.
In order to achieve the above object, the technical solution of the utility model is as follows：
The utility model provides a kind of pivot structure, including shaft main body, aluminium set, adjusting nut, connecting pin, bushing and pad
Circle, shaft main body are equipped with first rotating shaft portion, the second shaft and third shaft, first rotating shaft portion, second successively from the bottom to top
The ascending setting successively of the diameter dimension of shaft and third shaft, adjusting nut is sheathed in first rotating shaft portion and the two
By connecting pin connection, aluminium set is sheathed in first rotating shaft portion and the second shaft, and bushing includes upper bushing and lower bushing, upper lining
Set is set to the upper axial end of aluminium set and between aluminium set and the second shaft, lower bushing be set to the lower axial end of aluminium set and
Between aluminium set and the second shaft, washer is set to the axially external of bushing.
The utility model is compared to the prior art, simple and reasonable, and bushing is equipped between aluminium set and shaft main body, is played
The effect of isolation, adjusting nut ensure flexibly to rotate between aluminium set and shaft, avoid the occurrence of stuck phenomenon, extend and use the longevity
Life.
As a preferred option, the outer diameter of above-mentioned aluminium set be from the bottom to top by small gradually big, the outer surface of aluminium set with
Its axial included angle is 1 ° -2 °；The outer diameter bottom right of third shaft is supreme for by gradually small setting greatly, third shaft
Outer surface and its axial included angle be 1 ° -2 °.
In addition, washer includes upper gasket and lower gasket, upper gasket is located at the axially external of upper bushing, and lower gasket is located at lower lining
What is covered is axially external, and upper gasket is ring washer, and lower gasket is bowl-type packing ring.
Using the above preferred scheme, lower bushing is effectively closely set to by aluminium set and shaft main body by bowl-type packing ring
Between
As a preferred option, the upper axial end of above-mentioned adjusting nut is equipped with connection boss on its outer surface, adjusts
Multiple grooves are distributed in its circumferencial direction in the lower axial end of nut, and connecting pin is arranged in arbitrary two opposite grooves.Its
In, connecting pin is R type structures.In addition, be additionally provided with adjustment spring circle, adjustment spring circle be set to groove slot bottom and connecting pin it
Between.
Using the above preferred scheme, the lower axial end of adjusting nut be equipped with groove, by connecting pin by adjusting nut with
Shaft main body connects.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Specific implementation mode
The preferred embodiment that according to the present invention will be described in detail below with reference to the accompanying drawings.
In order to reach the purpose of this utility model, as shown in Figure 1, being carried in the one of which embodiment of the utility model
For a kind of pivot structure, including shaft main body 3, aluminium set 2, adjusting nut 6, connecting pin 7, bushing 1 and washer, shaft main body 3 by
Under it is supreme successively be equipped with first rotating shaft portion, the second shaft and third shaft, first rotating shaft portion, the second shaft and third turn
The ascending setting successively of the diameter dimension of axle portion, adjusting nut 6 is sheathed in first rotating shaft portion and the two is connected by connecting pin 7
It connects, aluminium set 2 is sheathed in first rotating shaft portion and the second shaft, and bushing 1 includes that upper bushing and lower bushing, upper bushing are set to aluminium
The upper axial end of set and between aluminium set and the second shaft, lower bushing be set to the lower axial end of aluminium set and positioned at aluminium set with
Between second shaft, washer is set to the axially external of bushing.
The utility model is compared to the prior art, simple and reasonable, and bushing is equipped between aluminium set and shaft main body, is played
The effect of isolation, adjusting nut ensure flexibly to rotate between aluminium set and shaft, avoid the occurrence of stuck phenomenon, extend and use the longevity
Life.
In order to further optimize the implementation result of the utility model, in the another embodiment of the utility model,
On the basis of foregoing teachings, the outer diameter of above-mentioned aluminium set 2 be from the bottom to top by small gradually big, the outer surface of aluminium set 2 and its
Axial included angle is 1 ° -2 °, optional 1 °, 1.5 ° or 2 ° of present embodiment；The outer diameter bottom right of third shaft is supreme
For by gradually small setting greatly, the outer surface of third shaft is 1 ° -2 ° with its axial included angle, present embodiment is 1 ° optional,
1.5 ° or 2 °.
In addition, washer includes upper gasket 4 and lower gasket 5, upper gasket 4 is located at the axially external of upper bushing 4, lower gasket 5
In the axially external of lower bushing 5, upper gasket 4 is ring washer, and lower gasket 5 is bowl-type packing ring.
Using the above preferred scheme, lower bushing is effectively closely set to by aluminium set and shaft main body by bowl-type packing ring
Between
In order to further optimize the implementation result of the utility model, in the another embodiment of the utility model,
On the basis of foregoing teachings, the upper axial end of above-mentioned adjusting nut is equipped with connection boss, adjusting nut on its outer surface
Lower axial end in the distribution of its circumferencial direction there are six groove, connecting pin is arranged in arbitrary two opposite grooves.Wherein, even
Outbound is R type structures.In addition, being additionally provided with adjustment spring circle, adjustment spring circle is set between the slot bottom of groove and connecting pin.
Using the above preferred scheme, the lower axial end of adjusting nut be equipped with groove, by connecting pin by adjusting nut with
Shaft main body connects.
Above-described is only preferred embodiments of the present invention, it is noted that for the ordinary skill of this field
For personnel, without departing from the concept of the present invention, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (6)
1. a kind of pivot structure, which is characterized in that including shaft main body, aluminium set, adjusting nut, connecting pin, bushing and washer, turn
Shaft body is equipped with first rotating shaft portion, the second shaft and third shaft, first rotating shaft portion, the second shaft successively from the bottom to top
With the diameter dimension ascending setting successively of third shaft, adjusting nut is sheathed in first rotating shaft portion and the two passes through company
Outbound connects, and aluminium set is sheathed in first rotating shaft portion and the second shaft, and bushing includes upper bushing and lower bushing, upper bushing setting
In aluminium set upper axial end and between aluminium set and the second shaft, lower bushing be set to the lower axial end of aluminium set and be located at aluminium
Between set and the second shaft, washer is set to the axially external of bushing.
2. pivot structure according to claim 1, which is characterized in that the outer diameter of aluminium set from the bottom to top be by it is small gradually
Greatly, the outer surface of aluminium set and its axial included angle are 1 ° -2 °；The outer diameter bottom right of third shaft is supreme for by greatly gradually
Small setting, the outer surface of third shaft are 1 ° -2 ° with its axial included angle.
3. pivot structure according to claim 1, which is characterized in that washer includes upper gasket and lower gasket, upper gasket position
In the axially external of upper bushing, lower gasket is located at the axially external of lower bushing, and upper gasket is ring washer, and lower gasket is bowl-type rubber pad
Circle.
4. pivot structure according to claim 1, which is characterized in that the upper axial end of adjusting nut is set on its outer surface
There are connection boss, the lower axial end of adjusting nut that multiple grooves are distributed in its circumferencial direction, connecting pin is arranged in arbitrary two
In opposite groove.
5. pivot structure according to claim 4, which is characterized in that connecting pin is R type structures.
6. pivot structure according to claim 4, which is characterized in that be additionally provided with adjustment spring circle, the setting of adjustment spring circle
Between the slot bottom and connecting pin of groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820240285.XU CN207848226U (en) | 2018-02-10 | 2018-02-10 | A kind of pivot structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820240285.XU CN207848226U (en) | 2018-02-10 | 2018-02-10 | A kind of pivot structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207848226U true CN207848226U (en) | 2018-09-11 |
Family
ID=63408643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820240285.XU Expired - Fee Related CN207848226U (en) | 2018-02-10 | 2018-02-10 | A kind of pivot structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207848226U (en) |
-
2018
- 2018-02-10 CN CN201820240285.XU patent/CN207848226U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203770396U (en) | Self-lubricating and self-aligning ball bearing component for automobile steering engine | |
| CN207848226U (en) | A kind of pivot structure | |
| CN204985293U (en) | Stepped shaft | |
| CN206092645U (en) | Quick bolt device | |
| CN207746970U (en) | Sealing ring installation set | |
| CN106121510A (en) | Integral type semi-ring driving-shaft assembly | |
| CN205207435U (en) | Insulating tilting pad babbit slide bearing | |
| CN210978239U (en) | Centering bearing seat of nanometer sand mill | |
| CN205089679U (en) | Turbine fan blade rotor that turbine air compressor machine was used | |
| CN205937600U (en) | Electromagnetic braking ware air gap is adjusted structure and electromagnetic braking ware | |
| CN203942376U (en) | A kind of bearing (ball) cover for electric machine main shaft oiling | |
| CN207421159U (en) | A kind of thrust disc structure of magnetic suspension rotor | |
| CN203189431U (en) | Connection structure of silica ceramic roller and shaft sleeve | |
| CN205703728U (en) | A kind of axle sealing structure of grinding wheel spindle | |
| CN206335449U (en) | The replaceable guide wheel assembly of abrasive wire sawing equipment | |
| CN208561225U (en) | A kind of bobbin winder metal groove drum end face fixing sleeve | |
| CN205500666U (en) | Spiral bevel gear ball screw lift | |
| CN204774377U (en) | Noiseless flower -drum | |
| CN204164179U (en) | A kind of dual face seals deep groove ball bearing with annex | |
| CN107877371A (en) | The mainshaft mechanism of abrasive belt grinding machine | |
| CN203761179U (en) | Porous bearing assembly of motor housing and motor housing with porous bearing assembly | |
| CN207621169U (en) | A kind of hinge | |
| CN104776123A (en) | Planetary polishing machine flexible drive mechanism | |
| CN203756724U (en) | Ground roll | |
| CN202040297U (en) | Spiral bevel gear shaft with outer spline for gear box main reducer |
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: 20180911 Termination date: 20210210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |