CN220646520U - Rolling bearing sealing structure - Google Patents
Rolling bearing sealing structure Download PDFInfo
- Publication number
- CN220646520U CN220646520U CN202321608420.9U CN202321608420U CN220646520U CN 220646520 U CN220646520 U CN 220646520U CN 202321608420 U CN202321608420 U CN 202321608420U CN 220646520 U CN220646520 U CN 220646520U
- Authority
- CN
- China
- Prior art keywords
- ring
- fixedly connected
- polytetrafluoroethylene
- rolling bearing
- rings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005096 rolling process Methods 0.000 title claims abstract description 33
- 238000007789 sealing Methods 0.000 title abstract description 9
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 46
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 46
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 abstract description 21
- 239000000428 dust Substances 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a rolling bearing sealing structure which comprises an outer ring and an inner ring, wherein annular grooves are formed in two ends of an inner cavity of the outer ring, metal baffle rings are fixedly connected to two ends of the outer surface of the inner ring, rubber dustproof rings are fixedly connected to the surfaces of the metal baffle rings, the surfaces of the rubber dustproof rings are movably connected to the surfaces of the outer ring, and polytetrafluoroethylene baffle rings are fixedly connected to the surfaces of the metal baffle rings. According to the utility model, through the arrangement of the metal baffle ring, the inner ring and the outer ring in the rolling bearing can be effectively protected, and under the cooperation of the rubber dust-proof ring, the metal baffle ring and the outer ring can be effectively sealed, so that the overall dust-proof protection effect is effectively improved, and meanwhile, through the arrangement of the annular groove, the polytetrafluoroethylene baffle ring, the rubber pad and the polytetrafluoroethylene reinforcing pad, multi-level sealing protection can be formed between the metal baffle ring and the inner part of the outer ring, and the overall dust-proof protection effect is further improved.
Description
Technical Field
The utility model relates to the technical field of rolling bearings, in particular to a rolling bearing sealing structure.
Background
The rolling bearing is a precise mechanical element which changes sliding friction between an operating shaft and a shaft seat into rolling friction so as to reduce friction loss, and generally consists of an inner ring, an outer ring, rolling bodies and a retainer, wherein the inner ring is used for being matched with the shaft and rotating together with the shaft; the outer ring is matched with the bearing seat to play a supporting role; the rolling bodies are uniformly distributed between the inner ring and the outer ring by means of the retainer, and the shape, the size and the number of the rolling bodies directly influence the service performance and the service life of the rolling bearing; the retainer can uniformly distribute the rolling bodies, prevent the rolling bodies from falling off, and guide the rolling bodies to rotate for lubrication.
However, the rolling bearing in the current market has poor protection effect in the use process, dust in the environment easily enters the interior in the long-time use and operation process to aggravate abrasion, and the stability and the service life of the whole operation are seriously affected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model aims to provide a rolling bearing sealing structure which has the advantages of good sealing and protecting effects, and solves the problems that the protection effect is poor in the use process of the rolling bearing in the current market, dust in the environment easily enters the inside in the long-time use and operation process to aggravate abrasion, and the overall operation stability and the service life are seriously affected.
(II) technical scheme
The utility model provides the following technical scheme for realizing the purpose, and the technical scheme adopted by the rolling bearing sealing structure is as follows: including outer lane and inner circle, the ring channel has all been seted up at the both ends of outer lane inner chamber, the equal fixedly connected with metal of the both ends of inner circle surface keeps off the ring, the fixed surface of metal keeps off the ring is connected with the rubber dirt-proof ring, the surface swing joint of rubber dirt-proof ring is in the surface of outer lane, the surface fixedly connected with polytetrafluoroethylene that the metal kept off the ring keeps off the ring, the surface swing joint that the polytetrafluoroethylene kept off the ring is in the surface of ring channel, the equal fixedly connected with rubber pad in both sides that the polytetrafluoroethylene kept off the ring, the surface fixedly connected with polytetrafluoroethylene that the rubber pad strengthened the pad, the surface swing joint that the polytetrafluoroethylene strengthened the pad is in the surface of ring channel.
As a preferable scheme, through holes are formed in the periphery of the polytetrafluoroethylene baffle ring, push rods are movably connected to two ends of the through holes, springs are fixedly connected between one sides, close to each other, of the push rods, and an annular push plate is fixedly connected between the surface of the push rods and the surface of the rubber pad.
As a preferable scheme, guide grooves are formed in two sides of the through hole, and the surface of the push rod is movably connected to the surface of the guide groove.
As a preferable scheme, a rolling body is movably connected between the middle end of the inner cavity of the outer ring and the middle end of the outer surface of the inner ring, and a retainer is movably connected on the surface of the rolling body.
As a preferable scheme, the middle end of the inner ring is provided with a shaft hole, and the top of the shaft hole is provided with a pin opening.
As a preferable scheme, the bearing seat is fixedly arranged on the outer surface of the outer ring, the mounting disc is fixedly connected to the back surface of the bearing seat, and mounting holes are formed in the periphery of the mounting disc.
As a preferable scheme, reinforcing plates are fixedly connected to the periphery of the outer surface of the bearing seat, and the back surfaces of the reinforcing plates are fixedly connected to the front surface of the mounting plate.
(III) beneficial effects
Compared with the prior art, the utility model provides a rolling bearing sealing structure, which has the following beneficial effects.
1. Through the setting of metal backing ring, can carry out effectual protection between inner circle and the outer lane in this antifriction bearing, and under rubber dirt ring complex effect, can carry out effectual sealedly between metal backing ring and the outer lane, and effectually improve holistic dustproof protection effect, simultaneously through ring channel, polytetrafluoroethylene backing ring, rubber pad and polytetrafluoroethylene reinforcing pad's setting, can form multi-level sealed protection between the inside of metal backing ring and outer lane, when having further improved holistic dustproof protection effect, because polytetrafluoroethylene backing ring and polytetrafluoroethylene reinforcing pad possess good wear resistance and self-lubricating ability, the effectual polytetrafluoroethylene backing ring and polytetrafluoroethylene reinforcing pad that has reduced in the use receive the probability of wearing and tearing, the holistic sealed protection of having guaranteed can be permanent keep, under holistic complex effect, realized this antifriction bearing possesses good sealed protection effect in the use, the holistic inside because the dust gets into and aggravates in the use has been guaranteed the stability and the life of holistic operation.
2. Through the setting of through-hole, the push rod, spring and annular push pedal, can promote push rod and annular push pedal under the effect of spring tension, and make annular push pedal can promote rubber pad and polytetrafluoroethylene and strengthen the pad, effectually improved polytetrafluoroethylene strengthen the effect of contact between pad and the ring channel, through the setting of guide slot, reached the purpose of leading to the push rod, through the setting of shaft hole and cotter mouth, be convenient for connect between this antifriction bearing is coaxial, through the bearing frame, the setting of mounting disc and mounting hole, be convenient for personnel install this antifriction bearing, through the setting of reinforcing plate, the intensity of connecting between bearing frame and the mounting disc has been improved.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a right side partial cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of the utility model at A in FIG. 2;
FIG. 4 is a schematic view of the right side of the polytetrafluoroethylene stop ring of the utility model in partial cross-section.
In the figure: 1. an outer ring; 2. a metal baffle ring; 3. an inner ring; 4. a shaft hole; 5. a reinforcing plate; 6. a mounting plate; 7. a pin opening; 8. a bearing seat; 9. a mounting hole; 10. a retainer; 11. a rolling element; 12. a polytetrafluoroethylene baffle ring; 13. an annular push plate; 14. a rubber pad; 15. a polytetrafluoroethylene reinforcing pad; 16. a rubber dust-proof ring; 17. an annular groove; 18. a through hole; 19. a push rod; 20. a guide groove; 21. and (3) a spring.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, the present utility model: the utility model provides a antifriction bearing seal structure, including outer lane 1 and inner circle 3, ring channel 17 has all been seted up at the both ends of outer lane 1 inner chamber, the both ends of inner circle 3 surface are all fixedly connected with metal keep off ring 2, the fixed surface of metal keep off ring 2 is connected with rubber dirt-proof ring 16, the surface swing joint of rubber dirt-proof ring 16 is in the surface of outer lane 1, the fixed surface of metal keep off ring 2 is connected with polytetrafluoroethylene keeps off ring 12, the surface swing joint of polytetrafluoroethylene keeps off ring 12 is in the surface of ring channel 17, the both sides of polytetrafluoroethylene keeps off ring 12 are all fixedly connected with rubber pad 14, the fixed surface of rubber pad 14 is connected with polytetrafluoroethylene reinforcing pad 15, the surface swing joint of polytetrafluoroethylene reinforcing pad 15 is in the surface of ring channel 17.
Through above-mentioned technical scheme, through the setting of metal backing ring 2, can carry out effectual protection between inner circle 1 and the outer lane 3 in this antifriction bearing, and under the effect of rubber dust ring 16 complex, can carry out effectual sealed between metal backing ring 2 and the outer lane 1, and effectually improve holistic dustproof protection effect, simultaneously through ring channel 17, polytetrafluoroethylene backing ring 12, rubber pad 14 and polytetrafluoroethylene reinforcement pad 15's setting, can form multi-level sealed protection between the inside of metal backing ring 2 and outer lane 1, when having further improved holistic dustproof protection effect, because polytetrafluoroethylene backing ring 12 and polytetrafluoroethylene reinforcement pad 15 possess good wear resistance and self-lubricating ability, effectually reduced the probability that polytetrafluoroethylene backing ring 12 and polytetrafluoroethylene reinforcement pad 15 received wearing and tearing in the use, the holistic sealed protection can be permanent keep, under the effect of holistic cooperation, it possesses good sealed protection effect to have realized this antifriction bearing in the use, the holistic inside because of entering in the use, the wearing and tearing stability and life have been guaranteed in the use.
Through holes 18 are formed in the periphery of the polytetrafluoroethylene baffle ring 12, push rods 19 are movably connected to two ends of the through holes 18, springs 21 are fixedly connected between one sides, close to each other, of the two push rods 19, and an annular push plate 13 is fixedly connected between the surface of the push rods 19 and the surface of the rubber pad 14.
Through above-mentioned technical scheme, through the setting of through-hole 18, push rod 19, spring 21 and annular push pedal 13, can promote push rod 19 and annular push pedal 13 under the effect of spring 21 tension to make annular push pedal 13 can promote rubber pad 14 and polytetrafluoroethylene reinforcement pad 15, effectually improved polytetrafluoroethylene reinforcement pad 15 and the effect of contact between the ring channel 17.
Guide grooves 20 are formed in two sides of the through hole 18, and the surface of the push rod 19 is movably connected to the surface of the guide groove 20.
Through the technical scheme, the push rod 19 is guided through the arrangement of the guide groove 20.
A rolling body 11 is movably connected between the middle end of the inner cavity of the outer ring 1 and the middle end of the outer surface of the inner ring 3, and a retainer 10 is movably connected on the surface of the rolling body 11.
The middle end of the inner ring 3 is provided with a shaft hole 4, and the top of the shaft hole 4 is provided with a pin opening 7.
Through above-mentioned technical scheme, through the setting of shaft hole 4 and cotter 7, be convenient for connect between this antifriction bearing is coaxial.
The outer surface of the outer ring 1 is fixedly provided with a bearing seat 8, the back surface of the bearing seat 8 is fixedly connected with a mounting disc 6, and mounting holes 9 are formed in the periphery of the mounting disc 6.
Through above-mentioned technical scheme, through the setting of bearing frame 8, mounting disc 6 and mounting hole 9, the personnel of being convenient for install this antifriction bearing.
Reinforcing plates 5 are fixedly connected to the periphery of the outer surface of the bearing seat 8, and the back surfaces of the reinforcing plates 5 are fixedly connected to the front surface of the mounting plate 6.
Through above-mentioned technical scheme, through the setting of reinforcing plate 5, improved the intensity of being connected between bearing frame 8 and the mounting disc 6.
The working principle of the utility model is as follows: through the setting of metal backing ring 2, can carry out effectual protection between inner circle 1 and the outer lane 3 in this antifriction bearing, and under rubber dust ring 16 complex effect, can carry out effectual sealedly between metal backing ring 2 and the outer lane 1, and effectually improve holistic dustproof protection effect, simultaneously through ring channel 17, polytetrafluoroethylene backing ring 12, rubber pad 14 and polytetrafluoroethylene reinforcing pad 15's setting, can form the sealed protection of multilayer between the inside of metal backing ring 2 and outer lane 1, when having further improved holistic dustproof protection effect, owing to polytetrafluoroethylene backing ring 12 and polytetrafluoroethylene reinforcing pad 15 possess good wear-resisting and self-lubricating ability, the effectual polytetrafluoroethylene backing ring 12 and polytetrafluoroethylene reinforcing pad 15 that has reduced in the use receives wearing and tearing probability, guaranteed that holistic sealed protection can permanent keep.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (7)
1. The utility model provides a antifriction bearing seal structure, includes outer lane (1) and inner circle (3), its characterized in that: annular grooves (17) are formed in the two ends of the inner cavity of the outer ring (1), metal baffle rings (2) are fixedly connected to the two ends of the outer surface of the inner ring (3), rubber dust-proof rings (16) are fixedly connected to the surfaces of the metal baffle rings (2), the surfaces of the rubber dust-proof rings (16) are movably connected to the surfaces of the outer ring (1), polytetrafluoroethylene baffle rings (12) are fixedly connected to the surfaces of the metal baffle rings (2), the surfaces of the polytetrafluoroethylene baffle rings (12) are movably connected to the surfaces of the annular grooves (17), rubber pads (14) are fixedly connected to the two sides of the polytetrafluoroethylene baffle rings (12), polytetrafluoroethylene reinforcing pads (15) are fixedly connected to the surfaces of the rubber pads (14), and the surfaces of the polytetrafluoroethylene reinforcing pads (15) are movably connected to the surfaces of the annular grooves (17).
2. A rolling bearing seal arrangement according to claim 1, characterized in that: through holes (18) are formed in the periphery of the polytetrafluoroethylene baffle ring (12), push rods (19) are movably connected to two ends of the through holes (18), springs (21) are fixedly connected between one sides, close to each other, of the push rods (19), and an annular push plate (13) is fixedly connected between the surface of the push rods (19) and the surface of the rubber pad (14).
3. A rolling bearing seal arrangement according to claim 2, characterized in that: guide grooves (20) are formed in two sides of the through hole (18), and the surface of the push rod (19) is movably connected to the surface of the guide groove (20).
4. A rolling bearing seal arrangement according to claim 1, characterized in that: a rolling body (11) is movably connected between the middle end of the inner cavity of the outer ring (1) and the middle end of the outer surface of the inner ring (3), and a retainer (10) is movably connected on the surface of the rolling body (11).
5. A rolling bearing seal arrangement according to claim 1, characterized in that: the middle end of the inner ring (3) is provided with a shaft hole (4), and the top of the shaft hole (4) is provided with a pin opening (7).
6. A rolling bearing seal arrangement according to claim 1, characterized in that: the outer surface of the outer ring (1) is fixedly provided with a bearing seat (8), the back of the bearing seat (8) is fixedly connected with a mounting disc (6), and mounting holes (9) are formed in the periphery of the mounting disc (6).
7. A rolling bearing seal structure according to claim 6, characterized in that: reinforcing plates (5) are fixedly connected to the periphery of the outer surface of the bearing seat (8), and the back surfaces of the reinforcing plates (5) are fixedly connected to the front surfaces of the mounting plates (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321608420.9U CN220646520U (en) | 2023-06-21 | 2023-06-21 | Rolling bearing sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321608420.9U CN220646520U (en) | 2023-06-21 | 2023-06-21 | Rolling bearing sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220646520U true CN220646520U (en) | 2024-03-22 |
Family
ID=90267604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321608420.9U Active CN220646520U (en) | 2023-06-21 | 2023-06-21 | Rolling bearing sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220646520U (en) |
-
2023
- 2023-06-21 CN CN202321608420.9U patent/CN220646520U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |