CN219827481U - Shaft sleeve structure with protection function - Google Patents
Shaft sleeve structure with protection function Download PDFInfo
- Publication number
- CN219827481U CN219827481U CN202321397332.9U CN202321397332U CN219827481U CN 219827481 U CN219827481 U CN 219827481U CN 202321397332 U CN202321397332 U CN 202321397332U CN 219827481 U CN219827481 U CN 219827481U
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- CN
- China
- Prior art keywords
- shaft sleeve
- main body
- sealing
- sleeve main
- protection function
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 230000002093 peripheral effect Effects 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 abstract description 11
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 13
- 239000003921 oil Substances 0.000 description 11
- 239000010687 lubricating oil Substances 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model provides a shaft sleeve structure with a protection function, which comprises: a sleeve body; the sealing assembly is arranged on the inner side of the shaft sleeve main body, and comprises a sealing inner ring, the peripheral side of the sealing inner ring is arranged on the inner side of the shaft sleeve main body, the top of the sealing inner ring is fixedly connected with a sealing outer ring, and the top of the shaft sleeve main body is provided with a mounting groove. The utility model provides a shaft sleeve structure with a protection function, which is characterized in that the joint of a sealing inner ring and a sealing outer ring on a bearing in a shaft sleeve main body is subjected to sealing treatment, so that dust is prevented from entering the interior of the shaft sleeve main body, an oil inlet pipe can be subjected to sealing treatment by utilizing a sealing ring, the structure is simple and practical, the dust is effectively prevented from entering the inner side of the shaft sleeve main body, excessive abrasion between the shaft sleeve main body and the bearing is further avoided, and the service life of the shaft sleeve main body is prolonged.
Description
Technical Field
The utility model relates to the field of shaft sleeves, in particular to a shaft sleeve structure with a protection function.
Background
The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is an integral part of the sliding bearing. Typically, the sleeve is an interference fit with the bearing housing and a clearance fit with the shaft.
The shaft sleeve and the bearing are the same in that the shaft sleeve and the bearing bear the load of the shaft, the shaft sleeve is of an integral structure, the shaft and the shaft sleeve relatively move during rotation, the bearing is of a split type, and the inner ring and the outer ring of the bearing relatively move during rotation. But in essence the sleeve is simply a kind of plain bearing.
In the related art, a sleeve is a cylindrical mechanical part that is fitted over a rotating shaft, and is an integral part of a sliding bearing. Application number: 202022747193.0 it discloses a shaft sleeve structure with protective function, and the bearing can be installed in the shaft sleeve main part, can open sealed lid after long-time use, can take out piston and oiling push rod from the oiling section of thick bamboo after opening sealed lid, can pour into the oiling section of thick bamboo with lubricating oil after piston and oiling push rod take out from the oiling section of thick bamboo, in the oiling section of thick bamboo is poured into to lubricating oil, in the bearing just can be even with lubricating oil from newly covering sealed lid after pouring into the oiling section of thick bamboo. However, when the device is used, the shaft sleeve is inconvenient to seal, dust easily enters the shaft sleeve after the bearing and the shaft sleeve are used for a long time, and the dust easily abrades the surface of the bearing and the inside of the shaft sleeve after accumulating for a long time, so that the service life of the shaft sleeve is lower.
Therefore, it is necessary to provide a sleeve structure with protection function to solve the above technical problems.
Disclosure of Invention
The utility model provides a shaft sleeve structure with a protection function, which solves the problem that the conventional shaft sleeve with partial protection function is inconvenient to seal the shaft sleeve when in use in the related art.
In order to solve the technical problems, the shaft sleeve structure with the protection function provided by the utility model comprises: a sleeve body;
the sealing assembly is arranged on the inner side of the shaft sleeve main body, and comprises a sealing inner ring, the peripheral side of the sealing inner ring is arranged on the inner side of the shaft sleeve main body, the top of the sealing inner ring is fixedly connected with a sealing outer ring, and the top of the shaft sleeve main body is provided with a mounting groove.
Preferably, the inside fixedly connected with four lugs of axle sleeve main part, four the week side sliding connection of lug has interior axle sleeve, the draw-in groove has been seted up to interior axle sleeve's week side, interior inboard of axle sleeve is provided with the wearing layer.
Preferably, the left side of axle sleeve main part intercommunication has the oil feed pipe, the left side fixedly connected with dwang of oil feed pipe.
Preferably, the peripheral side cover of dwang is equipped with the sealing ring, the left side of dwang just is located the left side fixedly connected with spacing ring of sealing ring.
Preferably, the bottom of the shaft sleeve main body is fixedly connected with a mounting seat, and the inner side of the mounting seat is provided with a thread groove.
Preferably, the inner sides of the two sides of the mounting seat are respectively connected with a mounting bolt in a threaded manner.
Compared with the related art, the shaft sleeve structure with the protection function has the following beneficial effects:
the utility model provides a shaft sleeve structure with a protection function, which is characterized in that the joint of a sealing inner ring and a sealing outer ring on a bearing in a shaft sleeve main body is subjected to sealing treatment, so that dust is prevented from entering the interior of the shaft sleeve main body, an oil inlet pipe can be subjected to sealing treatment by utilizing a sealing ring, the structure is simple and practical, the dust is effectively prevented from entering the inner side of the shaft sleeve main body, excessive abrasion between the shaft sleeve main body and the bearing is further avoided, and the service life of the shaft sleeve main body is prolonged.
Drawings
FIG. 1 is a schematic view of a shaft sleeve structure with protection function according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of the seal outer ring of FIG. 1;
FIG. 3 is a schematic top view in cross-section of the sleeve body of FIG. 1;
FIG. 4 is a schematic view of the top view of the sleeve body of FIG. 1;
FIG. 5 is a schematic view of the inner hub of FIG. 3;
fig. 6 is an enlarged schematic view of the structure of the region a shown in fig. 1.
Reference numerals in the drawings: 1. a sleeve body; 2. a seal assembly; 21. sealing the inner ring; 22. sealing the outer ring; 23. a mounting groove; 3. a bump; 4. an inner sleeve; 5. a clamping groove; 6. a wear-resistant layer; 7. an oil inlet pipe; 8. a rotating lever; 9. a seal ring; 10. a limiting ring; 11. a mounting base; 12. a thread groove; 13. and (5) installing a bolt.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a shaft sleeve structure with protection function according to the present utility model; FIG. 2 is a schematic view of the seal outer ring of FIG. 1; FIG. 3 is a schematic top view in cross-section of the sleeve body of FIG. 1; FIG. 4 is a schematic view of the top view of the sleeve body of FIG. 1; FIG. 5 is a schematic view of the inner hub of FIG. 3; fig. 6 is an enlarged schematic view of the structure of the area a shown in fig. 1, and a sleeve structure with a protection function includes: a sleeve body 1;
the sealing assembly 2, the circumference of the sealing assembly 2 is set up in the inboard of the main body 1 of axle sleeve, the sealing assembly 2 includes the seal inner ring 21, the circumference of the seal inner ring 21 is set up in the inboard of the main body 1 of axle sleeve, the top of the seal inner ring 21 fixedly connects with the seal outer ring 22, the top of the main body 1 of axle sleeve has offered the mounting groove 23;
the mounting groove 23 is used with the seal inner ring 21 in a matched manner, and is used for mounting the seal inner ring 21, so that the seal inner ring 21 can be clamped, the phenomenon that the seal inner ring 21 and the seal outer ring 22 fall off when in use is avoided, and the seal inner ring 21 and the seal outer ring 22 are made of rubber materials.
Four lugs 3 are fixedly connected to the inside of the shaft sleeve main body 1, the peripheral side faces of the four lugs 3 are slidably connected with an inner shaft sleeve 4, clamping grooves 5 are formed in the peripheral side faces of the inner shaft sleeve 4, and a wear-resistant layer 6 is arranged on the inner side of the inner shaft sleeve 4;
the draw-in groove 5 uses with lug 3 cooperation, through with draw-in groove 5 with lug 3 alignment, and then can install interior axle sleeve 4, through the setting of wearing layer 6, can improve interior axle sleeve 4's wear resistance.
The left side of the shaft sleeve main body 1 is communicated with an oil inlet pipe 7, and the left side of the oil inlet pipe 7 is fixedly connected with a rotating rod 8;
the left side of the inner shaft sleeve 4 is communicated with an oil inlet pipe 7, and lubricating oil can be added to the inner side of the inner shaft sleeve 4 by utilizing the oil inlet pipe 7.
The peripheral side surface of the rotating rod 8 is sleeved with a sealing ring 9, and a limiting ring 10 is fixedly connected to the left side of the rotating rod 8 and positioned on the left side of the sealing ring 9;
the groove that uses with dwang 8 cooperation has been seted up to the inboard of sealing ring 9, can rotate at dwang 8 week side, when adding lubricating oil with sealing ring 9 rotate open can, after adding with sealing ring 9 reset, can avoid the dust to get into the inside of axle sleeve main part 1.
The bottom of the shaft sleeve main body 1 is fixedly connected with a mounting seat 11, and a thread groove 12 is formed in the inner side of the mounting seat 11.
The inner sides of the two sides of the mounting seat 11 are respectively connected with a mounting bolt 13 in a threaded manner;
the screw groove 12 is used in cooperation with the mounting bolt 13, and the mounting bolt 13 can be used for mounting the position of the sleeve body 1.
The working principle of the shaft sleeve structure with the protection function provided by the utility model is as follows:
when in use, the joint of the inner bearing of the shaft sleeve main body 1 is sealed through the inner sealing ring 21 and the outer sealing ring 22, so that dust is prevented from entering the inner part of the shaft sleeve main body 1, the clamping groove 5 is aligned with the convex block 3, then the inner shaft sleeve 4 is moved downwards, the inner shaft sleeve 4 can be further installed, after the inner shaft sleeve 4 is damaged, the inner shaft sleeve 4 is replaced, the service life of the shaft sleeve main body 1 can be prolonged, lubricating oil can be added into the inner part of the shaft sleeve main body 1 through the oil inlet pipe 7, the sealing ring 9 is utilized to seal the oil inlet pipe 7, and dust is prevented from entering the inner part of the shaft sleeve main body 1.
Compared with the related art, the shaft sleeve structure with the protection function has the following beneficial effects:
the joint of the inner bearing of the shaft sleeve main body 1 is sealed through the inner sealing ring 21 and the outer sealing ring 22, so that dust is prevented from entering the inner part of the shaft sleeve main body 1, the oil inlet pipe 7 can be sealed through the sealing ring 9, the structure is simple and practical, the dust is effectively prevented from entering the inner side of the shaft sleeve main body 1, excessive abrasion between the shaft sleeve main body 1 and the bearing is avoided, and the service life of the shaft sleeve main body 1 is prolonged.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. The utility model provides a axle sleeve structure with safeguard function which characterized in that includes: a sleeve body (1);
seal assembly (2), the week side of seal assembly (2) sets up in the inboard of axle sleeve main part (1), seal assembly (2) are including sealed inner ring (21), the week side of sealed inner ring (21) sets up in the inboard of axle sleeve main part (1), the top fixedly connected with sealed outer loop (22) of sealed inner ring (21), mounting groove (23) have been seted up at the top of axle sleeve main part (1).
2. The shaft sleeve structure with the protection function according to claim 1, wherein four protruding blocks (3) are fixedly connected to the inside of the shaft sleeve main body (1), the peripheral side faces of the four protruding blocks (3) are slidably connected with an inner shaft sleeve (4), a clamping groove (5) is formed in the peripheral side face of the inner shaft sleeve (4), and a wear-resistant layer (6) is arranged on the inner side of the inner shaft sleeve (4).
3. The shaft sleeve structure with the protection function according to claim 1, wherein an oil inlet pipe (7) is communicated with the left side of the shaft sleeve main body (1), and a rotating rod (8) is fixedly connected with the left side of the oil inlet pipe (7).
4. The shaft sleeve structure with the protection function according to claim 3, wherein a sealing ring (9) is sleeved on the peripheral side surface of the rotating rod (8), and a limiting ring (10) is fixedly connected to the left side of the rotating rod (8) and positioned on the left side of the sealing ring (9).
5. The shaft sleeve structure with the protection function according to claim 1, wherein a mounting seat (11) is fixedly connected to the bottom of the shaft sleeve main body (1), and a thread groove (12) is formed in the inner side of the mounting seat (11).
6. The shaft sleeve structure with the protection function according to claim 5, wherein the inner sides of the two sides of the mounting seat (11) are respectively connected with a mounting bolt (13) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321397332.9U CN219827481U (en) | 2023-06-04 | 2023-06-04 | Shaft sleeve structure with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321397332.9U CN219827481U (en) | 2023-06-04 | 2023-06-04 | Shaft sleeve structure with protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219827481U true CN219827481U (en) | 2023-10-13 |
Family
ID=88249724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321397332.9U Active CN219827481U (en) | 2023-06-04 | 2023-06-04 | Shaft sleeve structure with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219827481U (en) |
-
2023
- 2023-06-04 CN CN202321397332.9U patent/CN219827481U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240410 Address after: 311200 Xin Wan Jie Dao San Xin Cun, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Lihang Machinery Co.,Ltd. Country or region after: China Address before: 311200 shunba village, ningwei street, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Okay Universal Joint Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |