CN212928517U - Improved wear-resistant shaft sleeve - Google Patents
Improved wear-resistant shaft sleeve Download PDFInfo
- Publication number
- CN212928517U CN212928517U CN202021904383.2U CN202021904383U CN212928517U CN 212928517 U CN212928517 U CN 212928517U CN 202021904383 U CN202021904383 U CN 202021904383U CN 212928517 U CN212928517 U CN 212928517U
- Authority
- CN
- China
- Prior art keywords
- shaft sleeve
- ring
- axle sleeve
- sleeve body
- pivot
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 239000003921 oil Substances 0.000 abstract description 30
- 239000010687 lubricating oil Substances 0.000 abstract description 8
- 238000002788 crimping Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
Images
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- Sealing Devices (AREA)
Abstract
The utility model discloses an improved wear-resistant shaft sleeve, which comprises a shaft sleeve body, wherein the outer surface of the shaft sleeve body is provided with a ring groove, and the inner side of the ring groove is sleeved with a rubber ring; the utility model discloses in, through cup jointing a plurality of rubber rings respectively in a plurality of ring channels of axle sleeve body surface, make rubber ring inner circle all run through the through-hole and extend to axle sleeve body internal surface around a plurality of non-slip raised that set up, make the non-slip raised of a plurality of rubber rings all with pivot surface contact, realize the crimping locking of pivot and axle sleeve, avoid pivot and axle sleeve to take place the relative pivoted condition, reduce the friction loss that the axle sleeve arouses because of relative slip, and simultaneously, pour into lubricating oil into to the oil pocket of rubber ring through the oiling mouth, then seal the oiling mouth through the sealing plug, when pivot and axle sleeve take place relative rotation, non-slip raised receives wearing and tearing and takes place the leakage of oil pocket, and then pour into the lubricating oil in the oil pocket between pivot and the axle sleeve, lubricate when relative rotation takes place for the pivot and axle sleeve.
Description
Technical Field
The utility model relates to an axle sleeve technical field especially relates to a wear-resisting axle sleeve of modified.
Background
The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is a component of the sliding bearing. Typically, the sleeve is an interference fit with the bearing seat and a clearance fit with the shaft.
The existing shaft sleeve has the advantages that the relative rotation of the rotating shaft and the shaft sleeve in the matched use process can be caused due to long-term use, so that friction is generated between the rotating shaft and the shaft sleeve, the shaft and the shaft sleeve are seriously abraded, and the service life of the shaft sleeve is influenced.
Therefore, an improved wear-resistant shaft sleeve is provided, which has the advantage of good wear-resistant effect, and further solves the problems in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an improved wear-resistant shaft sleeve.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wear-resisting axle sleeve of modified, includes the axle sleeve body, the ring channel has been seted up to the surface of axle sleeve body, and the ring channel inboard has cup jointed the rubber ring, the inside oil pocket of having seted up of rubber ring, and the outer lane of rubber ring link up the oil pocket and seted up the grease nipple to the inner circle of rubber ring is provided with the non-skid projection, the non-skid projection's one end runs through the ring channel and extends to axle sleeve body internal surface.
As a further description of the above technical solution: a plurality of ring channels are formed in the outer surface of the shaft sleeve body, and rubber rings are sleeved in the ring channels.
As a further description of the above technical solution: the inner ring of the rubber ring is provided with a plurality of anti-skid protrusions in a surrounding mode, and a plurality of through holes are formed in the inner side face of the annular groove corresponding to the anti-skid protrusions.
As a further description of the above technical solution: and a limiting ring is mounted at one end of the shaft sleeve body through a screw.
As a further description of the above technical solution: and a port of the oil filling nozzle is plugged with a sealing plug.
As a further description of the above technical solution: the inner surface of the shaft sleeve body is coated with a wear-resistant layer.
The utility model discloses following beneficial effect has:
in the utility model, the wear-resistant shaft sleeve structure is formed by adopting the shaft sleeve body, the rubber rings, the ring grooves, the limiting rings, the oil filling nozzle, the anti-skid protrusions, the through holes, the oil cavity and the sealing plug, the rubber rings are respectively sleeved in the ring grooves on the outer surface of the shaft sleeve body, so that the anti-skid protrusions arranged around the inner rings of the rubber rings are all penetrated through the through holes and extend to the inner surface of the shaft sleeve body, the anti-skid protrusions of the rubber rings are all contacted with the outer surface of the rotating shaft, the compression joint locking of the rotating shaft and the shaft sleeve is realized, the relative rotation of the rotating shaft and the shaft sleeve is avoided, the friction loss of the shaft sleeve caused by relative sliding is reduced, meanwhile, lubricating oil is injected into the oil cavity of the rubber rings through the oil filling nozzle, then the sealing nozzle is realized through oil filling, when the rotating shaft and the shaft sleeve relatively rotate, the anti-skid protrusions, the shaft sleeve is lubricated when rotating relative to the rotating shaft, so that the condition that the shaft sleeve is damaged due to abrasion is avoided, and the service life of the shaft sleeve is prolonged.
Drawings
Fig. 1 is a schematic structural view of an improved wear-resistant shaft sleeve of the present invention;
FIG. 2 is a cross-sectional view of an improved wear sleeve of the present invention;
fig. 3 is the schematic diagram of the internal structure of the rubber ring of the improved wear-resistant shaft sleeve of the present invention.
Illustration of the drawings:
1. a shaft sleeve body; 2. a rubber ring; 3. an annular groove; 4. a limiting ring; 5. an oil injection nozzle; 6. anti-skid projections; 7. a through hole; 8. an oil chamber; 9. and (4) sealing the plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
According to the utility model discloses an embodiment provides a wear-resisting axle sleeve of modified.
Referring now to the drawings and the detailed description, as shown in fig. 1-3, an improved wear-resistant shaft sleeve according to an embodiment of the present invention comprises a shaft sleeve body 1, a ring groove 3 is formed on an outer surface of the shaft sleeve body 1, a rubber ring 2 is sleeved on an inner side of the ring groove 3, an oil cavity 8 is formed inside the rubber ring 2, an oil filling nozzle 5 is formed on an outer ring of the rubber ring 2 and penetrates the oil cavity 8, an anti-slip protrusion 6 is formed on an inner ring of the rubber ring 2, one end of the anti-slip protrusion 6 penetrates the ring groove 3 and extends to an inner surface of the shaft sleeve body 1, the plurality of rubber rings 2 are respectively sleeved in the plurality of ring grooves 3 on the outer surface of the shaft sleeve body 1, so that the plurality of anti-slip protrusions 6 arranged around the inner ring of the rubber ring 2 are all penetrated through the through holes 7 and extend to the inner surface of the shaft sleeve body 1, the compression joint locking of the rotating shaft and the shaft sleeve is realized, the condition that the rotating shaft and the shaft sleeve rotate relatively is avoided, the friction loss caused by relative sliding of the shaft sleeve is reduced, meanwhile, lubricating oil is injected into an oil cavity 8 of the rubber ring 2 through the oil injection nozzle 5, then the oil injection nozzle 5 is sealed through the sealing plug 9, when the rotating shaft and the shaft sleeve rotate relatively, the anti-skid bulge 6 is abraded to cause leakage of the oil cavity 8, and then the lubricating oil in the oil cavity 8 is injected between the rotating shaft and the shaft sleeve, so that the rotating shaft and the shaft sleeve are lubricated when rotating relatively, the condition that the shaft sleeve is damaged due to abrasion is avoided, and the service life of the shaft sleeve is;
in one embodiment, a plurality of annular grooves 3 are formed in the outer surface of the shaft sleeve body 1, the rubber rings 2 are sleeved in the annular grooves 3, the compression joint locking between the rotating shaft and the shaft sleeve in multiple intervals can be realized through the annular grooves 3 and the rubber rings 2, and the wear-resisting and lubricating effects of the shaft sleeve body 1 can be guaranteed by matching the oil cavities 8 in the rubber rings 2.
In one embodiment, the inner ring of the rubber ring 2 is provided with a plurality of anti-slip protrusions 6 in a surrounding manner, the inner side surface of the annular groove 3 is provided with a plurality of through holes 7 corresponding to the anti-slip protrusions 6, and the anti-slip protrusions 6 can be extended into the through holes 7 penetrating through the annular groove 3 to be abducted.
In one embodiment, a limit ring 4 is installed at one end of the shaft sleeve body 1 through a screw, so that the installation and fixation of the shaft sleeve body 1 are facilitated through the limit ring 4, and the leakage of lubricating oil is avoided to a certain extent.
In one embodiment, a sealing plug 9 is plugged at a port of the oil filling nozzle 5, and the oil filling nozzle 5 can be plugged through the sealing plug 9, so that the tightness of the oil cavity 8 is improved.
In one embodiment, the inner surface of the sleeve body 1 is coated with a wear-resistant layer, and the wear-resistant effect of the sleeve body 1 can be increased by the wear-resistant layer, wherein the wear-resistant layer is specifically a tungsten carbide coating or a ceramic coating, and the wear resistance of the sleeve body 1 can be increased on the basis of the steel sleeve body 1.
The working principle is as follows:
when the lubricating device is used, the rubber rings 2 are respectively sleeved in the annular grooves 3 on the outer surface of the shaft sleeve body 1, so that the anti-skid protrusions 6 arranged around the inner ring of the rubber ring 2 penetrate through the through holes 7 and extend to the inner surface of the shaft sleeve body 1, the anti-skid protrusions 6 of the rubber rings 2 are in contact with the outer surface of the rotating shaft, the compression joint locking of the rotating shaft and the shaft sleeve is realized, the relative rotation of the rotating shaft and the shaft sleeve is avoided, the friction loss of the shaft sleeve caused by relative sliding is reduced, meanwhile, lubricating oil is injected into the oil cavity 8 of the rubber ring 2 through the oil injection nozzle 5, then the oil injection nozzle 5 is sealed through the sealing plug 9, when the rotating shaft and the shaft sleeve rotate relatively, the anti-skid protrusions 6 are worn to cause the leakage of the oil cavity 8, and then the lubricating oil in the oil cavity 8 is injected between the rotating shaft and the shaft sleeve, the condition that the shaft sleeve is damaged due to abrasion is avoided, and the service life of the shaft sleeve is prolonged.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a wear-resisting axle sleeve of modified, includes axle sleeve body (1), its characterized in that: the outer surface of the shaft sleeve body (1) is provided with the annular groove (3), the rubber ring (2) is sleeved on the inner side of the annular groove (3), an oil cavity (8) is formed in the rubber ring (2), the outer ring of the rubber ring (2) penetrates through the oil cavity (8) and is provided with the oil injection nozzle (5), the inner ring of the rubber ring (2) is provided with the anti-skid protrusions (6), and one end of each anti-skid protrusion (6) penetrates through the annular groove (3) and extends to the inner surface of the shaft sleeve body (1).
2. An improved wear bushing as set forth in claim 1, wherein: a plurality of ring channels (3) are opened on the outer surface of the shaft sleeve body (1), and rubber rings (2) are sleeved in the ring channels (3).
3. An improved wear bushing as set forth in claim 1, wherein: the inner ring of the rubber ring (2) is provided with a plurality of anti-skid protrusions (6) in a surrounding mode, and a plurality of through holes (7) are formed in the inner side face of the annular groove (3) corresponding to the anti-skid protrusions (6).
4. An improved wear bushing as set forth in claim 1, wherein: and a limiting ring (4) is mounted at one end of the shaft sleeve body (1) through a screw.
5. An improved wear bushing as set forth in claim 1, wherein: and a port of the oil injection nozzle (5) is plugged with a sealing plug (9).
6. An improved wear bushing as set forth in claim 1, wherein: the inner surface of the shaft sleeve body (1) is coated with a wear-resistant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021904383.2U CN212928517U (en) | 2020-09-03 | 2020-09-03 | Improved wear-resistant shaft sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021904383.2U CN212928517U (en) | 2020-09-03 | 2020-09-03 | Improved wear-resistant shaft sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212928517U true CN212928517U (en) | 2021-04-09 |
Family
ID=75304566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021904383.2U Expired - Fee Related CN212928517U (en) | 2020-09-03 | 2020-09-03 | Improved wear-resistant shaft sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212928517U (en) |
-
2020
- 2020-09-03 CN CN202021904383.2U patent/CN212928517U/en not_active Expired - Fee Related
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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: 20210409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |