CN220929964U - High-tightness deep groove ball bearing - Google Patents
High-tightness deep groove ball bearing Download PDFInfo
- Publication number
- CN220929964U CN220929964U CN202322938396.1U CN202322938396U CN220929964U CN 220929964 U CN220929964 U CN 220929964U CN 202322938396 U CN202322938396 U CN 202322938396U CN 220929964 U CN220929964 U CN 220929964U
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- Prior art keywords
- ring
- sealing
- bearing
- hoop
- tightness
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- 238000007789 sealing Methods 0.000 claims abstract description 63
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model relates to a high-tightness deep groove ball bearing, which comprises a bearing inner ring, and a bearing outer ring sleeved on the outer side of the bearing inner ring, wherein a sealing check ring is arranged between the bearing inner ring and the bearing outer ring, a clamping groove is formed in the inner side of the bearing outer ring, a sealing plug-in part is arranged at the outer edge of the sealing check ring, and the sealing plug-in part stretches into the clamping groove; the outside of bearing inner race is equipped with the hoop backup pad, the outside of hoop backup pad is equipped with the supporting flange, the inner edge department of sealing ring is equipped with the hoop groove, the supporting flange stretches into the hoop inslot, supporting flange and sealing ring normal running fit, sealing ring has played sealed effect between bearing outer lane and bearing inner race, simultaneously, sealing ring's one end is fixed seal through the block groove, the other end rotates sealedly through supporting flange, sealing ring rotates for the hoop backup pad between bearing outer lane and bearing inner race, avoid appearing the problem of jamming in sealing process, can guarantee the high leakproofness between bearing outer lane and the bearing inner race simultaneously.
Description
Technical Field
The utility model relates to the field of bearing structures, in particular to a high-tightness deep groove ball bearing.
Background
The deep groove ball bearing works on the principle that the force is transmitted by utilizing the rolling of the rolling ball bodies between the inner ring and the outer ring. When external force acts on the bearing, the rolling balls roll along the raceways between the inner ring and the outer ring, so that friction and bearing capacity are reduced. The rolling motion can greatly reduce friction loss and energy loss, improve the efficiency of the bearing and prolong the service life of the bearing; deep groove ball bearings are suitable for various applications, especially under high speed rotation and high load conditions. They are widely used in the fields of mechanical equipment, automobiles, motorcycles, motors, instruments and meters, etc.
In order to ensure the continuity and stability of the use of the deep groove ball bearing, high tightness between the inner ring and the outer ring of the deep groove ball bearing needs to be ensured, a sealing check ring is generally arranged between the inner ring and the outer ring of the current deep groove ball bearing, and the sealing check ring has the function of dust seal.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art and provides a deep groove ball bearing with high sealing performance.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The deep groove ball bearing with high tightness comprises a bearing inner ring, a bearing outer ring sleeved on the outer side of the bearing inner ring, steel balls arranged between the bearing inner ring and the bearing outer ring, a sealing retainer ring arranged between the bearing inner ring and the bearing outer ring, a clamping groove arranged on the inner side of the bearing outer ring, and a sealing plug part arranged on the outer edge of the sealing retainer ring and extending into the clamping groove;
The outside of bearing inner race is equipped with the hoop backup pad, and the outside of hoop backup pad is equipped with the support flange, and sealing ring's inner edge department is equipped with the hoop groove, and the support flange stretches into in the hoop groove, support flange and sealing ring normal running fit.
Further, a pressing ring plate is arranged in the clamping groove, and the side face of the pressing ring plate is abutted against the surface of the sealing plug-in connection part.
Further, the annular supporting plate, the supporting flange and the bearing inner ring are integrally formed.
Further, the engagement groove extends circumferentially inside the bearing outer ring.
Further, a retainer is arranged on the outer side of the steel ball.
Further, the sealing plug-in connection part and the sealing check ring are integrally formed.
The beneficial effects of the utility model are as follows: a sealing retainer ring is arranged between a bearing inner ring and a bearing outer ring of the bearing, a clamping groove is formed in the inner side of the bearing outer ring, a sealing plug-in part is arranged at the outer edge of the sealing retainer ring, and the sealing plug-in part stretches into the clamping groove; the outside of bearing inner race is equipped with the hoop backup pad, the outside of hoop backup pad is equipped with the supporting flange, the inner edge department of sealing ring is equipped with the hoop groove, the supporting flange stretches into in the hoop groove, supporting flange and sealing ring normal running fit, sealing ring has played fine sealed effect between bearing outer lane and bearing inner race, simultaneously, sealing ring's one end is fixed sealed through the block groove, the other end rotates sealedly through the supporting flange, sealing ring can rotate for the hoop backup pad between bearing outer lane and bearing inner race, avoid appearing the problem of clamping shell in sealing process, can guarantee the high leakproofness between bearing outer lane and the bearing inner race simultaneously;
In addition, be equipped with the hold-down ring board in the block groove, the side of hold-down ring board is contradicted with the surface of sealed grafting portion, and the hold-down ring board after the installation can guarantee that the sealing collar is installed firmly between bearing inner race and the bearing outer race.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is an enlarged view of a region a in fig. 1.
Detailed Description
Referring to fig. 1 and 2, a deep groove ball bearing with high sealing performance comprises a bearing inner ring 1, a bearing outer ring 2 sleeved on the outer side of the bearing inner ring 1, steel balls 3 arranged between the bearing inner ring 1 and the bearing outer ring 2, a sealing retainer ring 4 arranged between the bearing inner ring 1 and the bearing outer ring 2, a clamping groove 5 arranged on the inner side of the bearing outer ring 2, a sealing plug part 6 arranged on the outer edge of the sealing retainer ring 4, and the sealing plug part 6 extending into the clamping groove 5;
The outside of bearing inner race 1 is equipped with annular backup pad 7, and the outside of annular backup pad 7 is equipped with support flange 8, and the inner edge department of sealing ring 4 is equipped with annular groove 9, and support flange 8 stretches into in the annular groove 9, support flange 8 and sealing ring 4 normal running fit.
Further, a pressing ring plate 10 is arranged in the clamping groove 5, and the side surface of the pressing ring plate 10 is abutted against the surface of the sealing plug-in connection part 6.
In this embodiment, the annular support plate 7, the support flange 8 and the bearing inner ring 1 are integrally formed, and the engagement groove 5 extends in the annular direction inside the bearing outer ring 2.
Further, a retainer 11 is arranged on the outer side of the steel ball 3, and the sealing plug-in connection part 6 and the sealing retainer ring 4 are integrally formed.
In summary, a sealing retainer ring 4 is arranged between the bearing inner ring 1 and the bearing outer ring 2 of the bearing, a clamping groove 5 is arranged on the inner side of the bearing outer ring 2, a sealing plug-in part 6 is arranged at the outer edge of the sealing retainer ring 4, and the sealing plug-in part 6 extends into the clamping groove 5; the outside of the bearing inner ring 1 is provided with a circumferential support plate 7, the outside of the circumferential support plate 7 is provided with a support flange 8, the inner edge of the sealing retainer ring 4 is provided with a circumferential groove 9, the support flange 8 stretches into the circumferential groove 9, the support flange 8 is in rotary fit with the sealing retainer ring 4, the sealing retainer ring 4 plays a good sealing role between the bearing outer ring 2 and the bearing inner ring 1, meanwhile, one end of the sealing retainer ring 4 is fixedly sealed through a clamping groove 5, the other end is rotationally sealed through the support flange 8, the sealing retainer ring 4 can rotate relative to the circumferential support plate 7 between the bearing outer ring 2 and the bearing inner ring 1, the problem of shell clamping in the sealing process is avoided, and meanwhile, high sealing performance between the bearing outer ring 2 and the bearing inner ring 1 can be ensured;
In addition, the clamping groove 5 is internally provided with a compression ring plate 10, the side surface of the compression ring plate 10 is in contact with the surface of the sealing plug-in connection part 6, and the compression ring plate 10 after installation can ensure that the sealing retainer ring 4 is firmly installed between the bearing outer ring 2 and the bearing inner ring 1.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The deep groove ball bearing is characterized in that a sealing retainer ring is arranged between the bearing inner ring and the bearing outer ring, a clamping groove is formed in the inner side of the bearing outer ring, a sealing inserting part is arranged at the outer edge of the sealing retainer ring, and the sealing inserting part extends into the clamping groove;
The outside of bearing inner race is equipped with the hoop backup pad, the outside of hoop backup pad is equipped with the support flange, the inner edge department of sealing ring is equipped with the hoop groove, the support flange stretches into in the hoop groove, the support flange with sealing ring normal running fit.
2. The high-tightness deep groove ball bearing according to claim 1, wherein a pressing ring plate is arranged in the clamping groove, and the side surface of the pressing ring plate is abutted against the surface of the sealing plug-in connection part.
3. The high-tightness deep groove ball bearing according to claim 1, wherein the annular support plate, the support flange and the bearing inner ring are integrally formed.
4. The high-tightness deep groove ball bearing according to claim 1, wherein said engagement groove extends circumferentially inside said bearing outer race.
5. The high-tightness deep groove ball bearing according to claim 1, wherein a retainer is provided on the outer side of the steel ball.
6. The high-tightness deep groove ball bearing according to claim 1, wherein the seal plug is integrally formed with the seal retainer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322938396.1U CN220929964U (en) | 2023-10-31 | 2023-10-31 | High-tightness deep groove ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322938396.1U CN220929964U (en) | 2023-10-31 | 2023-10-31 | High-tightness deep groove ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220929964U true CN220929964U (en) | 2024-05-10 |
Family
ID=90965606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322938396.1U Active CN220929964U (en) | 2023-10-31 | 2023-10-31 | High-tightness deep groove ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220929964U (en) |
-
2023
- 2023-10-31 CN CN202322938396.1U patent/CN220929964U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |