CN213451329U - Clutch bearing - Google Patents
Clutch bearing Download PDFInfo
- Publication number
- CN213451329U CN213451329U CN202022013023.XU CN202022013023U CN213451329U CN 213451329 U CN213451329 U CN 213451329U CN 202022013023 U CN202022013023 U CN 202022013023U CN 213451329 U CN213451329 U CN 213451329U
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- bearing
- ring
- retainer
- bearing inner
- inner ring
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Abstract
The utility model particularly relates to a clutch bearing, which belongs to the technical field of bearings and comprises a bearing inner ring, a bearing outer ring, a rolling body, a retainer, a sealing ring and an oil seal, wherein the rolling body is arranged in a double-roller path formed between the bearing inner ring and the bearing outer ring, the rolling body is nested on the inner surface of the retainer, the sealing ring and the oil seal are respectively arranged at two sides of the middle part of the bearing inner ring and the bearing outer ring, the bearing sealing ring and the oil seal are made of fluororubber, the retainer is made of spring steel, the integral temperature resistance of the bearing is favorably improved, the service life of the bearing is prolonged, the wear resistance of the retainer is favorably improved through the quenching and tempering heat treatment of the retainer, the strength of the retainer is improved, an annular groove is arranged at the side of silicone oil in the bearing inner ring, the inner circular chamfer angle of the annular groove, the service life of the bearing is prolonged.
Description
Technical Field
The utility model particularly relates to a clutch bearing belongs to bearing technical field.
Background
At present, the silicone oil fan clutch of the automobile is an energy-saving and environment-friendly product for the automobile popularized by China, the automobile with the silicone oil fan clutch is prepared by adopting silicone oil as a medium, and the silicone oil fan clutch has obvious effects on saving energy, reducing noise, improving the cold starting performance of an engine, prolonging the service life of the engine and a fan, improving the power characteristics of the whole automobile and the like, and a bearing is needed in the using process of the silicone oil fan clutch.
But there are some weak points in the in-process that current silicon oil fan clutch bearing used and need improve, at first exactly because the high viscosity characteristic of silicon oil can make silicon oil fan clutch can make the bearing produce high temperature at the in-process of operation, and high temperature can accelerate the ageing of bearing internals, and then reduced the life of bearing, secondly be the phenomenon that silicon oil fan clutch and the in-process that the bearing cooperation was used can produce stress concentration, and then accelerate the wearing and tearing of bearing, reduce the problem of the life of bearing.
SUMMERY OF THE UTILITY MODEL
To prior art not enough, the utility model provides a clutch bearing.
The utility model provides a clutch bearing, including bearing inner race, rolling element, holder, sealing washer and oil blanket, the rolling element arrange in the two raceways that form between bearing inner race and the bearing inner race, the internal surface nestification of holder has the rolling element, the sealing washer reaches the oil blanket is arranged in respectively the bearing inner race with the both sides of bearing inner race middle part.
The beneficial effect who so sets up is: by adopting the scheme, the bearing sealing ring and the oil seal are made of the fluororubber material, the retainer is made of the spring steel material, the whole temperature resistance of the bearing is favorably improved, the service life of the bearing is prolonged, the ring-shaped groove is formed in the silicone oil side of the bearing inner ring, the chamfer angle of the inner circular surface of the ring-shaped groove is larger than or equal to 3.0mm, and the ring-shaped groove can offset the stress in each direction, so that the problem of stress concentration can be favorably solved, and the service life of the bearing is prolonged.
The utility model discloses further set up to the holder embedding is in the bearing inner circle with the centre of bearing inner race is inboard, and the round hole has been seted up to the holder, the embedding of round hole internal surface is provided with the rolling element, just the holder adopts spring steel material and carries out quenching and tempering heat treatment.
The beneficial effect who so sets up is: by adopting the scheme, the retainer is made of the spring steel material, the overall temperature resistance of the bearing is improved, the service life of the bearing is prolonged, and through the quenching and tempering heat treatment of the retainer, the wear resistance of the retainer is favorably improved, and the strength of the retainer is improved.
The utility model discloses further set up to sealing washer both ends face is provided with the sealing washer arch, the bellied internal diameter of sealing washer with the external diameter of rolling element cooperatees, just the sealing washer adopt to be the fluororubber material.
The beneficial effect who so sets up is: by adopting the scheme, the sealing ring bulges are arranged on the two end faces of the sealing ring, the inner diameter of the sealing ring bulge is matched with the outer diameter of the rolling body, so that the sealing performance of the sealing ring is improved, the side leakage of silicon oil is prevented, the abrasion condition of the rolling body is aggravated, and the sealing ring is made of the fluororubber material, so that the temperature resistance of the sealing ring can be improved, and the service life of the sealing ring is prolonged.
The utility model discloses further set up to the sealed embedding of oil blanket the bearing inner race with in the middle of the clearance of bearing inner race, just the oil blanket adopts the fluororubber material.
The beneficial effect who so sets up is: the oil seal is embedded in the gap between the bearing inner ring and the bearing outer ring in a sealing manner, so that the silicon oil inside the bearing can be isolated from the connecting part, the silicon oil is prevented from leaking, the temperature resistance of the oil seal is improved by adopting the fluororubber material for the oil seal, and the service life of the oil seal is prolonged.
The utility model discloses further set up to bearing inner race's silicon oil side is opened has annular groove, the interior disc chamfer in annular groove is greater than or equal to 3.0 mm.
The beneficial effect who so sets up is: by adopting the scheme, the silicone oil side of the bearing inner ring is provided with the annular groove, the chamfer angle of the inner circular surface of the annular groove is larger than or equal to 3.0mm, and the annular groove can offset the stress in each direction, so that the problems of stress concentration and the like can be favorably eliminated, and the service life of the bearing is prolonged.
The utility model discloses further set up to the rolling element with the surface clearance fit of bearing inner race, and with the interior surface clearance fit of bearing inner race.
The beneficial effect who so sets up is: by adopting the scheme, the abrasion condition of the rolling body can be effectively reduced through the clearance fit of the rolling body, the outer surface of the bearing inner ring and the inner surface of the bearing outer ring.
The utility model discloses further set up to the bearing inner race with the bearing inner race is at the coincidence of assembly center line each other, the bearing inner race terminal surface is 35mm, the bearing inner race terminal surface is higher than the bearing inner race terminal surface, just the bearing inner race with the bearing inner race adopts alloy steel material, the rolling element adopts wear-resisting steel ball.
The beneficial effect who so sets up is: the bearing inner ring and the bearing outer ring are made of alloy steel materials, so that the rigidity of the bearing inner ring and the rigidity of the bearing outer ring can be effectively improved, and the wear resistance of the rolling body can be effectively improved by adopting wear-resistant steel balls for the rolling body.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the bearing inner race of the present invention;
FIG. 3 is a schematic view of the retainer structure of the present invention;
fig. 4 is an overall main sectional view of the present invention;
fig. 5 is an overall left side view of the present invention;
in the figure: 1. the bearing comprises a bearing inner ring, 2, a bearing outer ring, 3, a rolling body, 4, a retainer, 5, a sealing ring, 6, an oil seal, 7, a round hole, 8, a sealing ring bulge, 9 and an annular groove.
Detailed Description
As can be seen from figures 1 to 5, the utility model discloses a clutch bearing, including bearing inner race 1, bearing outer race 2, rolling element 3, holder 4, sealing washer 5 and oil blanket 6, rolling element 3 arrange in the double race that forms between bearing inner race 1 and bearing outer race 2, the internal surface nestification of holder 4 has rolling element 3, sealing washer 5 and oil blanket 6 are arranged respectively in the both sides of bearing inner race 1 and bearing outer race 2 middle part, adopt the fluororubber material through bearing sealing washer 5 and oil blanket 6, holder 4 adopts the spring steel material, be favorable to improving the whole temperature resistance of bearing, promote the life of bearing, silicone oil side through bearing inner race 1 is opened annular groove 9, the interior disc chamfer of annular groove 9 is more than or equal to 3.0mm, because annular groove 9 can make the stress of every direction offset each other, can be favorable to eliminating the stress concentration problem, the service life of the bearing is prolonged.
The retainer 4 is embedded in the middle of the bearing inner ring 1 and the bearing outer ring 2, a round hole 7 is formed in the retainer 4, a rolling body 3 is arranged on the inner surface of the round hole 7 in an embedded mode, the retainer 4 is made of spring steel and is subjected to quenching and tempering heat treatment, the retainer 4 is made of spring steel, the overall temperature resistance of the bearing is improved, the service life of the bearing is prolonged, the quenching and tempering heat treatment is performed through the retainer 4, the abrasion resistance of the retainer 4 is favorably improved, and the strength of the retainer 4 is improved.
The oil seal 6 is embedded in the gap between the bearing inner ring 1 and the bearing outer ring 2 in a sealing manner, the oil seal 6 is made of fluororubber, the oil seal 6 is embedded in the gap between the bearing inner ring 1 and the bearing outer ring 2 in a sealing manner, silicon oil inside the bearing can be isolated from a connecting part, leakage of the silicon oil is prevented, the oil seal 6 is made of fluororubber, the temperature resistance of the oil seal 6 is improved, and the service life of the oil seal 6 is prolonged.
The ring-shaped groove 9 is formed in the silicone oil side of the bearing inner ring 1, the chamfer angle of the inner circular surface of the ring-shaped groove 9 is larger than or equal to 3.0mm, and due to the fact that the ring-shaped groove 9 can enable stress in each direction to be offset mutually, the problems of stress concentration and the like can be solved.
The rolling body 3 is in clearance fit with the outer surface of the bearing inner ring 1 and the inner surface of the bearing outer ring 2, and the abrasion condition of the rolling body 3 can be effectively reduced through the clearance fit of the rolling body 3, the outer surface of the bearing inner ring 1 and the inner surface of the bearing outer ring 2.
The bearing inner ring 1 and the bearing outer ring 2 are mutually overlapped at the assembly center line, the diameter of the surface of the bearing inner ring 1 is 35mm, the end surface of the bearing inner ring 1 is higher than the end surface of the bearing outer ring 2, the bearing inner ring 1 and the bearing outer ring 2 are made of alloy steel, the rolling body 3 is made of wear-resistant steel balls, the rigidity of the bearing inner ring 1 and the rigidity of the bearing outer ring 2 can be effectively improved by adopting the alloy steel for the bearing inner ring 1 and the bearing outer ring 2, and the wear resistance of the rolling body 3 can be effectively improved by adopting the.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the right of the present invention cannot be limited thereby, so that the equivalent changes made in the claims of the present invention, such as the equivalent products using similar processes and structures, are still covered by the present invention.
Claims (7)
1. The utility model provides a clutch bearing, is including bearing inner race, bearing outer lane, rolling element, holder, sealing washer and oil blanket, its characterized in that: the rolling bodies are arranged in double rolling ways formed between the bearing inner ring and the bearing outer ring, the rolling bodies are nested on the inner surface of the retainer, and the sealing ring and the oil seal are respectively arranged on two sides of the middle part of the bearing inner ring and the bearing outer ring.
2. The clutch bearing of claim 1, wherein: the retainer is embedded into the inner side of the middle of the bearing inner ring and the bearing outer ring, the retainer is provided with a round hole, the inner surface of the round hole is embedded with the rolling body, and the retainer is made of spring steel and carries out quenching and tempering heat treatment.
3. The clutch bearing of claim 1, wherein: the sealing ring is characterized in that sealing ring protrusions are arranged on two end faces of the sealing ring, the inner diameter of each sealing ring protrusion is matched with the outer diameter of the corresponding rolling body, and the sealing ring is made of fluororubber.
4. The clutch bearing according to claim 1, 2 or 3, wherein: the oil seal is embedded in the gap between the bearing inner ring and the bearing outer ring in a sealing manner, and is made of fluororubber.
5. The clutch bearing of claim 1, wherein: an annular groove is formed in the silicone oil side of the bearing inner ring, and the chamfer angle of the inner circular surface of the annular groove is larger than or equal to 3.0 mm.
6. The clutch bearing according to claim 1 or 2, characterized in that: the rolling body is in clearance fit with the outer surface of the bearing inner ring and is in clearance fit with the inner surface of the bearing outer ring.
7. The clutch bearing of claim 1, wherein: the bearing inner ring and the bearing outer ring are mutually overlapped at an assembly center line, the diameter of the surface of the bearing inner ring is 35mm, the end surface of the bearing inner ring is higher than the end surface of the bearing outer ring, the bearing inner ring and the bearing outer ring are made of alloy steel, and the rolling body is made of wear-resistant steel balls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022013023.XU CN213451329U (en) | 2020-09-15 | 2020-09-15 | Clutch bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022013023.XU CN213451329U (en) | 2020-09-15 | 2020-09-15 | Clutch bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213451329U true CN213451329U (en) | 2021-06-15 |
Family
ID=76323769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022013023.XU Active CN213451329U (en) | 2020-09-15 | 2020-09-15 | Clutch bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213451329U (en) |
-
2020
- 2020-09-15 CN CN202022013023.XU patent/CN213451329U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |