CN205806224U - Axle sleeve - Google Patents
Axle sleeve Download PDFInfo
- Publication number
- CN205806224U CN205806224U CN201620319726.6U CN201620319726U CN205806224U CN 205806224 U CN205806224 U CN 205806224U CN 201620319726 U CN201620319726 U CN 201620319726U CN 205806224 U CN205806224 U CN 205806224U
- Authority
- CN
- China
- Prior art keywords
- hole
- sleeve body
- axle sleeve
- rotating shaft
- shaft connector
- 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.)
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
This utility model provides a kind of axle sleeve, including sleeve body；Wherein, described sleeve body is provided with the first through hole axially penetrated through；Coaxial keeper it is provided with on the one side of described sleeve body；Described coaxial keeper is provided with the second through hole being connected with described first through hole；The one side of described sleeve body is provided with multiple connection post；Multiple described connection posts are circumferentially distributed at the one side of described sleeve body.This utility model bottom bracket axle body is provided with coaxial keeper and connects post, it is possible to realized the location of axle sleeve and impeller by coaxial keeper, and then be connected with impeller by connecting post realization, it is to avoid the abrasion to axle sleeve, the service life of the axle sleeve of prolongation.
Description
Technical field
This utility model relates to axle sleeve, in particular it relates to a kind of axle sleeve.
Background technology
Axle sleeve is the tubular machine components being enclosed within rotating shaft, is an ingredient of sliding bearing.Axle sleeve is in long-term fortune
During row, journal surface, by the extruding force of expansion set and acting on of composite machine power, will cause its permanent deformation, diameter or
Reduction 0.1mm to 0.3mm, and then cause mechanical expansion tight fit dynamics not reach the power that tightens of requirement, go out between axle sleeve and main shaft
Existing fit clearance, causes the abrasion of axle sleeve.
Through the retrieval to prior art, finding Application No. 201110165737.5, entitled a kind of axle sleeve, including axle
Set body, described sleeve body is the cylinder of a hollow, the outside of described sleeve body be provided with step slot, cannelure with
And bar-shaped trough, described cannelure is provided with axis hole, the inwall of described sleeve body is provided with oil pit and oil groove.But in this invention
Axle sleeve is coordinated by interference mode with accessory to be installed, causes its permanent deformation, thus easy to wear.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide a kind of axle sleeve.
The axle sleeve provided according to this utility model, including sleeve body；
Wherein, described sleeve body is provided with the first through hole axially penetrated through；
Coaxial keeper it is provided with on the one side of described sleeve body；Described coaxial keeper is provided with and described first
The second through hole that through hole is connected；
The one side of described sleeve body is provided with multiple connection post；Multiple described connection posts are at the one of described sleeve body
Side is circumferentially distributed.
Preferably, rotating shaft connector is also included；
Wherein, described rotating shaft connector is arranged on the another side of described sleeve body；Another of described sleeve body
It is provided with arc-shaped transitional surface between the side of side and described rotating shaft connector；
Described rotating shaft connector is provided with the third through-hole being connected with described first through hole.
Preferably, the hole wall of the third through-hole of described rotating shaft connector is provided with the first groove；
Circumferentially extending along described third through-hole of described first groove；It is provided through on the sidewall of described rotating shaft connector
Pouring orifice；Described pouring orifice connects described first groove.
Preferably, described first through hole, described second through hole and described third through-hole are coaxially disposed.
Preferably, the quantity of described connection post is three；Multiple described connection posts are on the one side edge of described sleeve body
Circumferentially distributed surround periphery；
Described coaxial keeper is arranged in described periphery.
Preferably, described sleeve body, described coaxial keeper, described rotating shaft connector, connection post are structure as a whole into
Type.
Preferably, one end of described connection post connects the one side of described sleeve body, and the other end is provided with deformable member.
Compared with prior art, this utility model has a following beneficial effect:
1, this utility model bottom bracket axle body is provided with coaxial keeper and connects post, it is possible to realized by coaxial keeper
The location of axle sleeve and impeller, and then realize being connected with impeller by connecting post, it is to avoid the abrasion to axle sleeve, the axle sleeve of prolongation
Service life；
2, it is provided with circular arc between another side and the side of described rotating shaft connector of this utility model bottom bracket axle body
Transition face, in streamlined, it is possible to that reduces impeller produces the resistance that wind causes；
3, this utility model simple in construction, rationally distributed, it is easy to promote.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, other spy of the present utility model
Levy, purpose and advantage will become more apparent upon:
Fig. 1, Fig. 2, Fig. 3 are structural representation of the present utility model；
Fig. 4 is schematic cross-section of the present utility model.
In figure:
1 is coaxial keeper；
2 for connecting post；
3 is sleeve body；
4 is rotating shaft connector.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is described in detail.Following example will assist in this area
Technical staff is further appreciated by this utility model, but limits this utility model the most in any form.It should be pointed out that, to ability
For the those of ordinary skill in territory, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement.
These broadly fall into protection domain of the present utility model.
In the present embodiment, the axle sleeve that this utility model provides, including sleeve body；Wherein, described sleeve body is arranged
There is the first through hole axially penetrated through；
Coaxial keeper it is provided with on the one side of described sleeve body；Described coaxial keeper is provided with and described first
The second through hole that through hole is connected；
The one side of described sleeve body is provided with multiple connection post；Multiple described connection posts are at the one of described sleeve body
Side is circumferentially distributed.
The axle sleeve that this utility model provides, also includes rotating shaft connector；Wherein, described rotating shaft connector is arranged on described axle
On the another side of set body；It is provided with circular arc between another side and the side of described rotating shaft connector of described sleeve body
Transition face；Described rotating shaft connector is provided with the third through-hole being connected with described first through hole.
It is provided with the first groove on the hole wall of the third through-hole of described rotating shaft connector；
Circumferentially extending along described third through-hole of described first groove；It is provided through on the sidewall of described rotating shaft connector
Pouring orifice；Described pouring orifice connects described first groove.
Described first through hole, described second through hole and described third through-hole are coaxially disposed.
The quantity of described connection post is three；Multiple described connection posts are circumferentially distributed at the one side of described sleeve body
Surround periphery；Described coaxial keeper is arranged in described periphery.
Described sleeve body, described coaxial keeper, described rotating shaft connector, connect post and be structure as a whole molding.
One end of described connection post connects the one side of described sleeve body, and the other end is provided with deformable member.
In the present embodiment, this utility model bottom bracket axle body is provided with coaxial keeper and connects post, it is possible to by same
Axle keeper realizes the location of axle sleeve and impeller, and then realize being connected with impeller by connecting post, it is to avoid the abrasion to axle sleeve,
The service life of the axle sleeve extended；
It is provided with circular arc mistake between another side and the side of described rotating shaft connector of this utility model bottom bracket axle body
Cross face, in streamlined, it is possible to that reduces impeller produces the resistance that wind causes；This utility model simple in construction, rationally distributed, it is easy to push away
Extensively.
Above specific embodiment of the utility model is described.It is to be appreciated that this utility model not office
Being limited to above-mentioned particular implementation, those skilled in the art can make various deformation or amendment within the scope of the claims,
This has no effect on flesh and blood of the present utility model.
Claims (7)
1. an axle sleeve, it is characterised in that include sleeve body；
Wherein, described sleeve body is provided with the first through hole axially penetrated through；
Coaxial keeper it is provided with on the one side of described sleeve body；Described coaxial keeper is provided with and described first through hole
The second through hole being connected；
The one side of described sleeve body is provided with multiple connection post；Multiple described connection posts are at the one side of described sleeve body
Circumferentially distributed.
Axle sleeve the most according to claim 1, it is characterised in that also include rotating shaft connector；
Wherein, described rotating shaft connector is arranged on the another side of described sleeve body；The another side of described sleeve body
And it is provided with arc-shaped transitional surface between the side of described rotating shaft connector；
Described rotating shaft connector is provided with the third through-hole being connected with described first through hole.
Axle sleeve the most according to claim 2, it is characterised in that arrange on the hole wall of the third through-hole of described rotating shaft connector
There is the first groove；
Circumferentially extending along described third through-hole of described first groove；It is provided through oiling on the sidewall of described rotating shaft connector
Mouthful；Described pouring orifice connects described first groove.
Axle sleeve the most according to claim 3, it is characterised in that described first through hole, described second through hole and described
Three through holes are coaxially disposed.
Axle sleeve the most according to claim 1, it is characterised in that the quantity of described connection post is three；Multiple described connections
Post surrounds periphery the one side of described sleeve body is circumferentially distributed；
Described coaxial keeper is arranged in described periphery.
Axle sleeve the most according to claim 3, it is characterised in that described sleeve body, described coaxial keeper, described rotating shaft
Connector, connect post and be structure as a whole molding.
Axle sleeve the most according to claim 1, it is characterised in that one end of described connection post connects the one of described sleeve body
Side, the other end is provided with deformable member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620319726.6U CN205806224U (en) | 2016-04-15 | 2016-04-15 | Axle sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620319726.6U CN205806224U (en) | 2016-04-15 | 2016-04-15 | Axle sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205806224U true CN205806224U (en) | 2016-12-14 |
Family
ID=58144838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620319726.6U Active CN205806224U (en) | 2016-04-15 | 2016-04-15 | Axle sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205806224U (en) |
-
2016
- 2016-04-15 CN CN201620319726.6U patent/CN205806224U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |