CN220791808U - Sealing bearing for automobile transmission shaft - Google Patents
Sealing bearing for automobile transmission shaft Download PDFInfo
- Publication number
- CN220791808U CN220791808U CN202322634381.6U CN202322634381U CN220791808U CN 220791808 U CN220791808 U CN 220791808U CN 202322634381 U CN202322634381 U CN 202322634381U CN 220791808 U CN220791808 U CN 220791808U
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- China
- Prior art keywords
- bearing
- steel ball
- inner race
- fixedly connected
- bearing inner
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- 238000007789 sealing Methods 0.000 title claims abstract description 58
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 16
- 238000010030 laminating Methods 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Abstract
The utility model discloses a sealed bearing for an automobile transmission shaft, which comprises a bearing outer ring, wherein a bearing inner ring is arranged in the bearing outer ring, a supporting steel ball is arranged between the bearing outer ring and the bearing inner ring, the inner side of the bearing outer ring is fixedly connected with a reinforcing layer, the inner side of the reinforcing layer is fixedly connected with a first wear-resisting layer, the outer side of the bearing inner ring is fixedly connected with a second wear-resisting layer, a steel ball retainer is fixedly arranged in the bearing outer ring, and a rivet is arranged at the front end of the steel ball retainer. This a sealed bearing for automobile transmission shaft can improve sealed effect through first sealing washer and second sealing washer, uses positioning bolt to fix it in bearing outer lane and bearing inner race when the closing plate is installed, is closely laminating between positioning fixture block and the positioning fixture groove to improve sealed effect, this structure has improved the holistic sealing function of bearing through multiple sealed effect, has solved the not good problem of sealed effect.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a sealing bearing for an automobile transmission shaft.
Background
Bearings are an important component in contemporary mechanical devices. Its main function is to support the mechanical rotator and reduce its friction coefficient during its movement.
Through retrieving, according to the automobile transmission shaft bearing disclosed in application number CN202221099336.4, "including base and bearing, be connected with the bearing frame on the base, the outside fixedly connected with boss of bearing frame, boss and base fixed connection, the bearing is installed in the bearing frame, the bearing includes the outer lane, the inner circle, the steel ball, the holder, sealing washer and shield, the inner circle is inboard in the outer lane and be provided with the clearance between inner circle and the outer lane, first arc wall has been seted up to the inboard of outer lane, the second arc wall has been seted up in the outside of inner circle," the poor problem of sealed effect exists in the automobile transmission shaft bearing of design in the above-mentioned application when using, thereby lead to the inside supporting ball durability of bearing to become poor, influence holistic life.
There is a need for a seal bearing for automotive drive shafts that addresses the technical shortcomings set forth in the art.
Disclosure of utility model
The utility model aims to provide a sealing bearing for an automobile transmission shaft, which is used for solving the problem that the sealing effect is poor in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sealed bearing for automobile transmission shaft, includes the bearing outer lane, the inside of bearing outer lane is provided with the bearing inner race, install the support steel ball between bearing outer lane and the bearing inner race, the inboard fixedly connected with enhancement layer of bearing outer lane, the inboard fixedly connected with first wearing layer of enhancement layer, the outside fixedly connected with second wearing layer of bearing inner race, the inside fixed mounting of bearing outer lane has the steel ball holder, the rivet is installed to the front end of steel ball holder, two sets of closing plates are installed at the both ends of bearing outer lane, the inboard of closing plate is provided with first seal groove and second seal groove respectively, the inside fixedly connected with first sealing washer of first seal groove, the inside fixedly connected with second sealing washer of second seal groove, the inboard of bearing outer lane is provided with the reservation groove.
Preferably, the first sealing ring and the second sealing ring are made of rubber materials.
Preferably, a positioning clamping groove is formed in the sealing plate, a positioning clamping block is fixedly connected to the outer side of the bearing inner ring, and a positioning bolt is arranged in the sealing plate.
Preferably, the positioning clamping groove is semicircular, the positioning clamping block is embedded in the positioning clamping groove, and the front end of the positioning bolt is positioned in the positioning clamping block.
Preferably, the steel ball retainer is sleeved outside the supporting steel ball, the rivet penetrates through the steel ball retainer and is embedded in the bearing outer ring, and a positioning gasket is arranged on the inner side of the rivet.
Preferably, the reinforcing blocks are installed in the reinforcing layer, and the reinforcing blocks are distributed in an annular mode in the reinforcing layer.
Compared with the prior art, the utility model has the beneficial effects that: the sealing bearing for the automobile transmission shaft not only realizes the function of improving the sealing effect, but also realizes the function of improving the durability and the wear resistance;
The first sealing ring, the second sealing ring, the sealing plate, the positioning clamping block, the positioning bolt and the positioning clamping groove are arranged, the first sealing ring and the second sealing ring are respectively embedded into the first sealing groove and the second sealing groove, the sealing effect can be improved, the sealing plate is fixed in the bearing outer ring and the bearing inner ring by using the positioning bolt when being installed, the positioning clamping block and the positioning clamping groove are tightly attached, so that the sealing effect is improved, and the integral sealing function of the bearing is improved through various sealing effects;
The steel ball retainer, the rivet, the reinforcing layer and the reinforcing block are arranged, the steel ball retainer is arranged outside the supporting steel ball, the steel ball retainer can prevent the supporting steel ball from deviating too much, the reinforcing layer arranged on the bearing outer ring can improve the reinforcing effect, the reinforcing blocks in the reinforcing layer are uniformly distributed to improve the integral supporting strength, the steel ball retainer can improve the strength of a cavity between the bearing outer ring and the bearing inner ring, and the structure realizes the function of improving durability;
Through being provided with bearing inner race, first wearing layer and second wearing layer, first wearing layer and the second wearing layer on bearing outer lane and the bearing outer lane can improve the holistic wear-resisting effect of bearing, and the support steel ball rolls between first wearing layer and second wearing layer, and first wearing layer and second wearing layer can reduce the wearing and tearing to bearing outer lane and bearing inner race with the friction of support steel ball, and this structure has realized wear-resisting function.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is a schematic side sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
Fig. 4 is a schematic side view of the present utility model.
In the figure: 1. a bearing outer ring; 2. a bearing inner ring; 3. a reserved groove; 4. supporting the steel ball; 5. a steel ball retainer; 6. a rivet; 7. positioning a gasket; 8. a reinforcing layer; 9. a first wear layer; 10. a reinforcing block; 11. a second wear layer; 12. a first seal groove; 13. a first seal ring; 14. a second seal groove; 15. a second seal ring; 16. a sealing plate; 17. positioning a clamping block; 18. positioning bolts; 19. and positioning the clamping groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1: referring to fig. 1-4, a sealed bearing for an automobile transmission shaft comprises a bearing outer ring 1, wherein a bearing inner ring 2 is arranged in the bearing outer ring 1, a supporting steel ball 4 is installed between the bearing outer ring 1 and the bearing inner ring 2, a reinforcing layer 8 is fixedly connected to the inner side of the bearing outer ring 1, a steel ball retainer 5 is fixedly installed in the bearing outer ring 1, rivets 6 are installed at the front ends of the steel ball retainer 5, two groups of sealing plates 16 are installed at two ends of the bearing outer ring 1, a first sealing groove 12 and a second sealing groove 14 are respectively arranged on the inner side of the sealing plates 16, a first sealing ring 13 is fixedly connected to the inner side of the first sealing groove 12, a second sealing ring 15 is fixedly connected to the inner side of the second sealing groove 14, and a reserved groove 3 is formed in the inner side of the bearing outer ring 1;
The first sealing ring 13 and the second sealing ring 15 are made of rubber, a positioning clamping groove 19 is formed in the sealing plate 16, a positioning clamping block 17 is fixedly connected to the outer side of the bearing inner ring 2, a positioning bolt 18 is arranged in the sealing plate 16, the positioning clamping groove 19 is semicircular, the positioning clamping block 17 is embedded in the positioning clamping groove 19, and the front end of the positioning bolt 18 is positioned in the positioning clamping block 17;
Specifically, as shown in fig. 1 and 3, the first seal ring 13 and the second seal ring 15 are respectively embedded in the first seal groove 12 and the second seal groove 14, the first seal ring 13 and the second seal ring 15 can improve the sealing effect, and the seal plate 16 is fixed in the bearing outer ring 1 and the bearing inner ring 2 by using the positioning bolts 18 when being installed, and the positioning clamping blocks 17 and the positioning clamping grooves 19 are tightly attached.
Example 2: the steel ball retainer 5 is sleeved outside the supporting steel ball 4, the rivet 6 penetrates through the steel ball retainer 5 and is embedded in the bearing outer ring 1, the positioning gasket 7 is arranged on the inner side of the rivet 6, the reinforcing block 10 is arranged in the reinforcing layer 8, and the reinforcing blocks 10 are distributed in an annular shape in the reinforcing layer 8;
Specifically, as shown in fig. 1 and 4, the steel ball retainer 5 can avoid excessively deviating the supporting steel ball 4, the reinforcing layer 8 mounted on the bearing outer ring 1 can improve the reinforcing effect, the reinforcing blocks 10 inside the reinforcing layer 8 are uniformly distributed to improve the overall supporting strength, and the steel ball retainer 5 can improve the strength of the cavity between the bearing outer ring 1 and the bearing inner ring 2.
Example 3: the inner side of the reinforcing layer 8 is fixedly connected with a first wear-resistant layer 9, and the outer side of the bearing inner ring 2 is fixedly connected with a second wear-resistant layer 11;
specifically, as shown in fig. 1 and 2, the first wear-resistant layer 9 and the second wear-resistant layer 11 can improve the overall wear-resistant effect of the bearing, the supporting steel balls 4 roll between the first wear-resistant layer 9 and the second wear-resistant layer 11, and the friction between the first wear-resistant layer 9 and the second wear-resistant layer 11 and the supporting steel balls 4 can reduce the wear of the bearing outer ring 1 and the bearing inner ring 2.
Working principle: when the bearing is used, the bearing body is required to be mounted on a designated transmission shaft, the strength of the bearing can be improved through the reinforcing layer 8, the steel ball retainer 5 can prevent the supporting steel balls 4 from being excessively deviated, the reinforcing layer 8 mounted on the bearing outer ring 1 can improve the reinforcing effect, the reinforcing blocks 10 in the reinforcing layer 8 are uniformly distributed to improve the overall supporting strength, the supporting steel balls 4 roll between the first wear-resisting layer 9 and the second wear-resisting layer 11, the friction between the first wear-resisting layer 9 and the second wear-resisting layer 11 and the supporting steel balls 4 can reduce the abrasion of the bearing outer ring 1 and the bearing inner ring 2, the first sealing ring 13 and the second sealing ring 15 are respectively embedded in the first sealing groove 12 and the second sealing groove 14, the first sealing ring 13 and the second sealing ring 15 can improve the sealing effect, and the positioning bolts 18 are used for fixing the bearing outer ring 1 and the bearing inner ring 2 when the sealing plate 16 is mounted, so that the sealing effect is improved, and the whole sealing function of the bearing is improved through various sealing effects.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. Sealed bearing for a motor vehicle drive shaft, comprising a bearing outer ring (1), characterized in that: the inside of bearing inner race (1) is provided with bearing inner race (2), install support steel ball (4) between bearing inner race (1) and bearing inner race (2), the inboard fixedly connected with enhancement layer (8) of bearing inner race (1), the inboard fixedly connected with first wearing layer (9) of enhancement layer (8), the outside fixedly connected with second wearing layer (11) of bearing inner race (2), the inside fixedly mounted of bearing inner race (1) has steel ball holder (5), rivet (6) are installed to the front end of steel ball holder (5), two sets of closing plates (16) are installed at the both ends of bearing inner race (1), the inboard of closing plate (16) is provided with first seal groove (12) and second seal groove (14) respectively, the inside fixedly connected with first sealing washer (13) of first seal groove (12), the inside fixedly connected with second sealing washer (15) of second seal groove (14), the inboard of bearing inner race (1) is reserved groove (3).
2. A seal bearing for an automotive transmission shaft according to claim 1, characterized in that: the first sealing ring (13) and the second sealing ring (15) are made of rubber materials.
3. A seal bearing for an automotive transmission shaft according to claim 1, characterized in that: the inside of closing plate (16) is provided with location draw-in groove (19), the outside fixedly connected with location fixture block (17) of bearing inner race (2), the inside of closing plate (16) is provided with positioning bolt (18).
4. A seal bearing for an automotive transmission shaft according to claim 3, characterized in that: the positioning clamping groove (19) is semicircular, the positioning clamping block (17) is embedded in the positioning clamping groove (19), and the front end of the positioning bolt (18) is positioned in the positioning clamping block (17).
5. A seal bearing for an automotive transmission shaft according to claim 1, characterized in that: the steel ball retainer (5) is sleeved outside the supporting steel ball (4), the rivet (6) penetrates through the steel ball retainer (5) and is embedded in the bearing outer ring (1), and the positioning gasket (7) is arranged on the inner side of the rivet (6).
6. A seal bearing for an automotive transmission shaft according to claim 1, characterized in that: the inside of the reinforcing layer (8) is provided with reinforcing blocks (10), and the reinforcing blocks (10) are distributed in a ring shape inside the reinforcing layer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322634381.6U CN220791808U (en) | 2023-09-27 | 2023-09-27 | Sealing bearing for automobile transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322634381.6U CN220791808U (en) | 2023-09-27 | 2023-09-27 | Sealing bearing for automobile transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791808U true CN220791808U (en) | 2024-04-16 |
Family
ID=90655219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322634381.6U Active CN220791808U (en) | 2023-09-27 | 2023-09-27 | Sealing bearing for automobile transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791808U (en) |
-
2023
- 2023-09-27 CN CN202322634381.6U patent/CN220791808U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |