CN211371085U - Long-life clutch release bearing - Google Patents
Long-life clutch release bearing Download PDFInfo
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- CN211371085U CN211371085U CN201922481724.3U CN201922481724U CN211371085U CN 211371085 U CN211371085 U CN 211371085U CN 201922481724 U CN201922481724 U CN 201922481724U CN 211371085 U CN211371085 U CN 211371085U
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- bearing
- mounting groove
- connecting column
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- clutch release
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Abstract
The utility model relates to the technical field of bearings, in particular to a long-life clutch release bearing, which comprises a release sleeve, a bearing inner ring, a bearing outer ring, a metal retainer, balls and a sealing ring, wherein the sealing ring comprises a sealing ring body, a first connecting column and a second connecting column, and the bearing inner ring and the bearing outer ring are both provided with a first mounting groove and a second mounting groove; the utility model has the advantages of reasonable design, the bottom surface of the first connecting column is provided with the rubber sucker to increase the adsorption force, the barb and the protruding part are correspondingly arranged to ensure that the sealing ring is more firmly fixed, and the circumferential surface of the second connecting column is provided with the raised strip and is correspondingly arranged with the vertical slot on the inner wall of the second mounting groove, so that the situation that the bearing rotates along with the inner ring after long-term use can be avoided, and the arrangement of the friction convex point further improves the sealing performance; in addition, the oil storage channel can avoid lubricating oil from overflowing, so that the ball can be lubricated for a long time, and the service life of the release bearing is greatly prolonged.
Description
Technical Field
The utility model relates to a bearing technical field especially relates to a long-life clutch release bearing.
Background
The clutch is an important part for controlling the connection or disconnection of an engine power system and a transmission, which is commonly used in the prior manual transmission automobile. The output shaft of the clutch is the input shaft of the gearbox. In the running process of an automobile, a driver can step on or release a clutch pedal according to needs, a transmission device drives a clutch shifting fork, and external force is applied to a clutch pressure plate through a clutch release bearing, so that friction plates of the clutch are mutually separated or combined.
Most of the existing clutch release bearing assemblies comprise a shell, a bearing inner ring, a rolling body, a bearing outer ring, sealing covers and a housing which are arranged at two ends of the bearing, in order to ensure that the rotation center of the release bearing coincides with the rotation center of a clutch shaft, the inner diameter of the bearing inner ring is larger than the diameter of a shaft neck on the shell so as to be beneficial to automatic aligning of the bearing, a certain gap is reserved between the bearing inner ring and the shaft neck of the shell, the gap is open in the working process and is easy to enter dust, the dust entering the bearing can influence the normal work of the bearing and increase the abrasion of the bearing, meanwhile, the dust is combined with lubricating grease injected into the bearing to form a block, when the bearing rotates at high speed, the sealing cover at the end part of the bearing is easily damaged, the service life of the bearing is shortened, the failure of a clutch is further caused, and a larger gap is reserved between the housing and the bearing outer ring, in the process of operation of the clutch release bearing, abnormal sound is easy to generate, and in the existing clutch release bearing, in order to increase the sealing performance, a sealing ring is installed in the bearing, but in a long time, the sealing performance of the sealing ring of the clutch is weakened along with the increase of the service time, and even the sealing ring rotates along with an inner ring, so that the service life of the release bearing is reduced; meanwhile, the fact that the grooves of the bearing balls have no oil storage function can cause lubricating oil to overflow, and finally the bearing is seriously abraded.
SUMMERY OF THE UTILITY MODEL
The utility model provides a long-life clutch release bearing, the sealing washer of having solved clutch release bearing uses the serious problem of performance unstability and bearing ball inslot wearing and tearing after for a long time, has improved clutch release bearing's life greatly.
In order to solve the technical problem, the utility model discloses a following technical scheme can solve: a long-life clutch release bearing comprises a release sleeve, a bearing inner ring, a bearing outer ring, a metal retainer and a plurality of balls arranged between the bearing inner ring and the bearing outer ring, the balls are kept at uniform intervals by a metal retainer, the ball bearing sealing ring also comprises a sealing ring, the sealing ring comprises a sealing ring body, a first connecting column and a second connecting column which are arranged on the sealing ring body, a plurality of rubber suckers are uniformly distributed at the bottom of the first connecting column, a plurality of raised strips are uniformly distributed on the circumferential surface of the second connecting column, the bearing inner ring and the bearing outer ring are both provided with a first mounting groove which is connected with the first connecting column in a matching way and a second mounting groove which is connected with the second connecting column in a matching way, the inner wall of the first mounting groove is provided with a groove, a rigid ball is arranged in the groove, and the inner wall of the second mounting groove is provided with a vertical slot corresponding to the raised strip.
The outer side wall of the first mounting groove is provided with a barb, and the first connecting column is provided with a protruding portion which corresponds to the barb.
And friction bumps are uniformly distributed on the circumferential surface of the second connecting column and the inner side wall of the second mounting groove.
The sealing ring body comprises an oil-resistant layer, a high-pressure-resistant layer and an anti-oxidation layer, wherein the oil-resistant layer, the high-pressure-resistant layer and the anti-oxidation layer are fixedly connected from inside to outside in sequence.
And an oil storage channel for accommodating the balls is arranged on the inner wall of the bearing outer ring.
The utility model discloses beneficial effect: the utility model has the advantages of reasonable design, the sealing washer is installed respectively in first mounting groove and second mounting groove through first spliced pole and second spliced pole and is realized fixed connection, wherein first spliced pole bottom surface is equipped with the rubber suction cup and can increase the adsorption affinity, the barb sets up with the correspondence of protruding portion can make the fixed of sealing washer more firm, because be equipped with the sand grip on the periphery of second spliced pole and with the vertical slot on the second mounting groove inner wall correspond the setting, can avoid the bearing to follow the rotatory condition of inner circle after long-term use, the setting of friction bump has more promoted its sealing performance; in addition, the oil storage channel can avoid lubricating oil from overflowing, so that the ball can be lubricated for a long time, and the service life of the release bearing is greatly prolonged.
Drawings
Fig. 1 is a cross-sectional view of the overall structure of the present invention.
Fig. 2 is a partially enlarged schematic view of the present invention.
Fig. 3 is a partially enlarged schematic view of the present invention.
Fig. 4 is a schematic structural diagram of the sealing ring body of the present invention.
The names of the parts indicated by the numbers in the drawings are as follows: 1-separation sleeve, 2-bearing inner circle, 3-bearing outer circle, 4-metal retainer, 5-ball, 6-sealing washer, 7-sealing washer body, 8-first spliced pole, 9-second spliced pole, 10-rubber suction cup, 11-sand grip, 12-first mounting groove, 13-second mounting groove, 14-recess, 15-rigid ball, 16-slot, 17-barb, 18-lug, 19-friction bump, 20-oil-resistant layer, 21-high pressure-resistant layer, 22-antioxidation coating, 23-oil storage passageway.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 to 4, a clutch release bearing with long service life comprises a release sleeve 1, an inner bearing ring 2, an outer bearing ring 3, a metal retainer 4, and a plurality of balls 5 arranged between the inner bearing ring 2 and the outer bearing ring 3, wherein the balls 5 are uniformly spaced by the metal retainer 4, and further comprises a sealing ring 6, the sealing ring 6 comprises a sealing ring body 7, a first connecting column 8 and a second connecting column 9 arranged on the sealing ring body 7, a plurality of rubber suckers 10 are uniformly arranged at the bottom of the first connecting column 8, a plurality of raised strips 11 are uniformly arranged on the circumferential surface of the second connecting column 9, a first mounting groove 12 connected with the first connecting column 8 in a matched manner and a second mounting groove 13 connected with the second connecting column 9 in a matched manner are respectively arranged on the inner bearing ring 2 and the outer bearing ring 3, a groove 14 is arranged on the inner side wall of the first mounting groove 12, A rigid ball 15 is arranged in the groove 14, and a vertical slot 16 corresponding to the convex strip 11 is arranged on the inner wall of the second mounting groove 13; when the installation, first mounting groove 12 can firmly be inhaled to rubber suction cup 10 on the first connecting column 8, improves reliable suction for the fixed of sealing washer 6, and secondly rigid ball 15 that is equipped with in the recess 14 enables its installation more smooth, quick, and the setting of correspondence of sand grip 11 and slot 16 can avoid sealing washer 6 to follow the inner circle rotatory, has improved release bearing's life greatly.
In this embodiment, a barb 17 is disposed on an outer side wall of the first mounting groove 12, and a protrusion 18 corresponding to the barb 17 is disposed on the first connecting column 8; the barb 17 and the protruding part 18 are matched with each other, so that the fixing effect of the sealing ring 6 is further improved, meanwhile, dust and external impurities can be prevented from entering the inside of the bearing, and the service life of the bearing is prolonged.
In this embodiment, friction bumps 19 are uniformly distributed on the circumferential surface of the second connecting column 9 and the inner side wall of the second mounting groove 13; the friction bumps 19 can increase the friction force between the sealing rings, further ensure that the sealing rings 6 cannot rotate along with the inner rings, and prolong the service life of the sealing rings.
In this embodiment, the seal ring body 7 includes an oil-resistant layer 20, a high-pressure-resistant layer 21, and an oxidation-resistant layer 22, and the oil-resistant layer 20, the high-pressure-resistant layer 21, and the oxidation-resistant layer 22 are fixedly connected from inside to outside in sequence; the innermost layer is an oil resistant layer 20, so that the sealing ring 6 can be prevented from being influenced by lubricating oil, and the high-pressure resistant layer 21 and the oxidation resistant layer 22 can further improve the sealing performance of the release bearing, so that the release bearing is more durable.
In this embodiment, an oil storage channel 23 for accommodating the balls 5 is arranged on the inner wall of the bearing outer ring 3; lubricating oil can be stored in the oil storage channel 23, so that the lubricating oil is prevented from overflowing, the ball 5 can be lubricated for a long time, and the service life of the release bearing is greatly prolonged.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (5)
1. The utility model provides a high life clutch release bearing, includes release sleeve, bearing inner race, metal holder and sets up a plurality of balls between bearing inner race and bearing inner race, the ball passes through the metal holder and keeps even interval, its characterized in that: still include the sealing washer, the sealing washer includes the sealing washer body, sets up first spliced pole and second spliced pole on the sealing washer body, first spliced pole bottom equipartition is provided with a plurality of rubber suction cups, the equipartition is provided with a plurality of sand grips on the periphery of second spliced pole, all be equipped with the first mounting groove of being connected with the cooperation of first spliced pole on bearing inner race and the bearing outer race, the second mounting groove of being connected with the cooperation of second spliced pole, be equipped with the recess on the inside wall of first mounting groove be equipped with just ball in the recess, be equipped with on the inner wall of second mounting groove and correspond the vertical slot that sets up with the sand grip.
2. A long-life clutch release bearing according to claim 1, characterized in that: the outer side wall of the first mounting groove is provided with a barb, and the first connecting column is provided with a protruding portion which corresponds to the barb.
3. A long-life clutch release bearing according to claim 1, characterized in that: and friction bumps are uniformly distributed on the circumferential surface of the second connecting column and the inner side wall of the second mounting groove.
4. A long-life clutch release bearing according to claim 3, characterized in that: the sealing ring body comprises an oil-resistant layer, a high-pressure-resistant layer and an anti-oxidation layer, and the oil-resistant layer, the high-pressure-resistant layer and the anti-oxidation layer are fixedly connected from inside to outside in sequence.
5. A long-life clutch release bearing according to claim 1, characterized in that: and an oil storage channel for containing the balls is arranged on the inner wall of the bearing outer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922481724.3U CN211371085U (en) | 2019-12-31 | 2019-12-31 | Long-life clutch release bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922481724.3U CN211371085U (en) | 2019-12-31 | 2019-12-31 | Long-life clutch release bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211371085U true CN211371085U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922481724.3U Active CN211371085U (en) | 2019-12-31 | 2019-12-31 | Long-life clutch release bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211371085U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460164A (en) * | 2020-12-11 | 2021-03-09 | 芜湖大捷离合器有限公司 | Flexible connecting mechanism for automobile clutch release bearing |
-
2019
- 2019-12-31 CN CN201922481724.3U patent/CN211371085U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460164A (en) * | 2020-12-11 | 2021-03-09 | 芜湖大捷离合器有限公司 | Flexible connecting mechanism for automobile clutch release bearing |
| CN112460164B (en) * | 2020-12-11 | 2022-03-11 | 芜湖大捷离合器有限公司 | Flexible connecting mechanism for automobile clutch release bearing |
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