CN210531404U - One-way thrust ball bearing - Google Patents
One-way thrust ball bearing Download PDFInfo
- Publication number
- CN210531404U CN210531404U CN201921368103.8U CN201921368103U CN210531404U CN 210531404 U CN210531404 U CN 210531404U CN 201921368103 U CN201921368103 U CN 201921368103U CN 210531404 U CN210531404 U CN 210531404U
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- Prior art keywords
- thrust
- steel ball
- ring
- thrust shaft
- wear
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- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- 230000017525 heat dissipation Effects 0.000 claims abstract description 16
- 230000001050 lubricating effect Effects 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 abstract description 9
- 239000007787 solid Substances 0.000 abstract description 6
- 239000010687 lubricating oil Substances 0.000 description 5
- 230000002457 bidirectional effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an one-way thrust ball bearing relates to thrust ball bearing technical field, for the one-way thrust ball bearing who solves among the prior art because axial load distributes on every steel ball uniformly, so load-carrying capacity is great, leads to the during operation, and the temperature rise is great, allows the lower problem of limit speed. The thrust shaft base is provided with a steel ball retainer below, the surface of steel ball retainer is provided with wear-resisting solid fixed ring, and wear-resisting solid fixed ring has a plurality ofly, wear-resisting solid fixed ring's inside is provided with the thrust steel ball, the below of steel ball retainer is provided with the thrust shaft circle, the inboard of thrust shaft base and thrust shaft circle all is provided with the inner circle ring channel, the inside of inner circle ring channel is provided with the arc lubrication groove, the both sides of arc lubrication groove all are provided with the heat dissipation vestibule, and just the heat dissipation vestibule has a plurality ofly, the outside of thrust shaft base and thrust shaft circle all is provided with the outer lane ring channel, the surface of outer lane ring channel.
Description
Technical Field
The utility model relates to a thrust ball bearing technical field specifically is an one-way thrust ball bearing.
Background
The thrust ball bearing comprises a shaft ring, a seat ring, a steel ball and a retainer assembly, and is divided into a one-way thrust ball bearing and a two-way thrust ball bearing according to the stress condition, and the one-way thrust ball bearing can bear one-way axial load. The bidirectional thrust ball bearing can bear bidirectional axial load, and a shaft ring is matched with a shaft. The bearing with the spherical mounting surface of the seat ring has the aligning performance and can reduce the influence of mounting errors. Thrust ball bearing can not bear radial load, and the limit speed is lower, and one-way thrust ball bearing is the separation type, and the collar, seat circle, steel ball-retainer subassembly all can install alone, and thrust ball bearing can not restrict the radial movement of axle or shell, but can restrict the axial displacement of axle and shell one direction, therefore, this type of bearing commonly uses with deep groove ball bearing jointly, and one-way thrust ball bearing can bear the axial load of one direction, and two-way thrust ball bearing can bear the axial load of two directions, thrust ball bearing's usage: it is only suitable for parts bearing axial load on one side and with low rotation speed, such as crane hook, vertical water pump, vertical centrifuge, jack, low speed reducer, etc. The shaft ring, the race and the rolling body of the bearing are separated and can be respectively assembled and disassembled.
However, the axial load of the existing one-way thrust ball bearing is uniformly distributed on each steel ball, so that the load capacity is higher, the temperature rise is higher during working, and the allowable limit rotating speed is lower; therefore, the existing requirements are not met, and a one-way thrust ball bearing is provided for the requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an one-way thrust ball bearing to the one-way thrust ball bearing who proposes in solving above-mentioned background art is because axial load distributes evenly on every steel ball, so load-carrying capacity is great, leads to the during operation, and the temperature rise is great, allows the lower problem of limit speed.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a one-way thrust ball bearing, includes the thrust axle bed, the below of thrust axle bed is provided with the steel ball holder, the surface of steel ball holder is provided with wear-resisting solid fixed ring, and wear-resisting solid fixed ring has a plurality ofly, wear-resisting solid fixed ring's inside is provided with the thrust steel ball, the below of steel ball holder is provided with the thrust axis circle, the inboard of thrust axle bed and thrust axis circle all is provided with the inner circle ring channel, the inside of inner circle ring channel is provided with the arc lubrication groove, the both sides of arc lubrication groove all are provided with the heat dissipation vestibule, and the heat dissipation vestibule has a plurality ofly, the outside of thrust axle bed and thrust axis circle all is provided with the outer lane ring channel, the surface of outer lane ring channel is provided with the side seal hollow cover, the surface of side seal.
Preferably, the thrust shaft seat and the thrust shaft ring are connected with the steel ball retainer through a thrust steel ball, and the steel ball retainer is connected with the wear-resistant fixing ring through a clamping groove.
Preferably, the wear-resistant fixing ring is rotatably connected with the thrust steel ball, the thrust shaft seat and the thrust shaft ring are fixedly connected with the inner ring annular groove, and the inner ring annular groove is connected with the arc-shaped lubricating groove in a combined manner.
Preferably, the thrust shaft seat and the thrust shaft ring are connected with the side sealing hollow cover through an outer ring annular groove, and the inner ring annular groove is connected with the outer ring annular groove through a heat dissipation hole cavity.
Preferably, the surfaces of the arc-shaped lubricating groove and the wear-resistant fixing ring are provided with lubricating coatings.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a steel ball during operation can rotate along inside arc lubrication groove, curved lubrication groove exists the minimum simultaneously and can be used for accumulating lubricating oil, prevent that lubricating oil from flowing in the air cavity of both sides, and when the temperature risees, inside and outside air can exist less pressure differential, the heat will be followed the outer lane ring channel in the heat dissipation vestibule effluvium outside, be provided with a side seal hollow cap in the outside of outer lane ring channel, thereby be used for preventing that the air from directly entering into the inside rotation efficiency that influences the bearing of bearing, after the heat effluvium disperses the outer lane ring channel, the air effluvium dispersion groove through side seal hollow cap surface is with the leading-in outer lane ring channel of air, thereby interact inside heat and outside air, reduce the inside operating temperature of bearing, guarantee rotation efficiency.
Drawings
FIG. 1 is an overall front view of the present invention;
fig. 2 is an overall sectional view of the present invention;
fig. 3 is a schematic structural view of the steel ball retainer of the present invention.
In the figure: 1. a thrust shaft seat; 2. a steel ball retainer; 3. a thrust steel ball; 4. a thrust collar; 5. an inner ring annular groove; 6. a wear-resistant fixed ring; 7. an outer ring annular groove; 8. a side seal hollow cover; 9. an air flow dispersing groove; 10. an arc-shaped lubricating groove; 11. the heat dissipation vestibule.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: a one-way thrust ball bearing comprises a thrust shaft seat 1, which plays a role of bearing and fixing, a steel ball retainer 2 is arranged below the thrust shaft seat 1, the thrust steel balls 3 are fixed and limited, each steel ball can independently rotate, a wear-resistant fixing ring 6 is arranged on the outer surface of the steel ball retainer 2, the wear-resistant fixing ring 6 is made of a material with high lubrication coefficient, the friction coefficient between the steel balls and the retainer is reduced, and the rotation efficiency of the bearing can be improved simultaneously, a plurality of wear-resistant fixing rings 6 are arranged, the thrust steel balls 3 are arranged inside the wear-resistant fixing rings 6, kinetic energy is generated through the rotation of the steel balls, a thrust shaft ring 4 is arranged below the steel ball retainer 2, inner ring grooves 5 are arranged on the inner sides of the thrust shaft seat 1 and the thrust shaft ring 4, arc-shaped lubrication grooves 10 are arranged inside the inner ring grooves 5, and an arc-, prevent that lubricating oil from flowing from the heat dissipation vestibule 11 of both sides, the both sides of arc lubrication groove 10 all are provided with heat dissipation vestibule 11, outwards give off the inside heat of bearing, the inside temperature of effectual reduction bearing, promote the maximum rotational speed efficiency of bearing, and heat dissipation vestibule 11 has a plurality ofly, thrust axle bed 1 and thrust collar 4's the outside all is provided with outer lane ring channel 7, the surface of outer lane ring channel 7 is provided with side seal hollow cover 8, prevent that air resistance from directly entering into the inside rotation efficiency that influences the bearing of bearing, the surface of side seal hollow cover 8 is provided with air current scattered groove 9, realize the flow of air and heat, and air current scattered groove 9 has two.
Further, the thrust shaft seat 1 and the thrust shaft ring 4 are connected with the steel ball retainer 2 through the thrust steel ball 3, and the steel ball retainer 2 is connected with the wear-resistant fixing ring 6 through the clamping groove, so that the stability is enhanced, and the steel ball is prevented from falling off.
Furthermore, the wear-resistant fixing ring 6 is rotatably connected with the thrust steel ball 3, the thrust shaft seat 1 and the thrust shaft ring 4 are fixedly connected with the inner ring annular groove 5, and the inner ring annular groove 5 is connected with the arc-shaped lubricating groove 10 in a combined manner, so that the combined installation is facilitated.
Further, the thrust shaft seat 1 and the thrust shaft ring 4 are connected with the side seal hollow cover 8 through the outer ring annular groove 7, and the inner ring annular groove 5 is connected with the outer ring annular groove 7 through the heat dissipation hole cavity 11, so that the interaction between heat and air is conveniently realized, and the heat dissipation effect is achieved.
Further, the surfaces of the arc-shaped lubricating groove 10 and the wear-resistant fixing ring 6 are provided with lubricating coatings, so that the friction resistance is reduced, and the rotation speed of the bearing is improved.
The working principle is as follows: when in use, the steel ball retainer 2 is placed above the inner ring annular groove 5 on the inner side of the thrust shaft seat 1, then the thrust steel balls 3 are sequentially installed in the wear-resistant fixing ring 6 on the outer surface of the steel ball retainer 2 one by one, the wear-resistant fixing ring 6 is made of a material with a high lubricating coefficient, the friction coefficient between the steel balls and the retainer can be reduced, so that the rotation efficiency of the bearing is effectively improved, in the process of installing the thrust steel balls 3, the thrust steel balls need to be matched with the arc-shaped lubricating grooves 10 in the inner ring annular groove 5 to prevent the steel balls from derailing, meanwhile, the dropped lubricating oil is collected in the lowest point of the center by the arc-shaped structure to prevent the lubricating oil from flowing out from the heat dissipation hole cavities 11 on both sides, then the steel ball retainer 2 and the steel balls are added in the middle through the inner ring annular groove 5 on the inner side of the thrust shaft ring 4 to complete the assembly of the bearing, when the one-way thrust ball bearing works, the steel ball begins to heat up along with the lifting of the rotation rate, at the moment, the steel ball rotates along the arc-shaped lubricating groove 10 inside, when the temperature rises, smaller pressure difference exists between the inside and the outside air, the heat can be radiated to the outer ring annular groove 7 on the outer side from the heat radiation hole cavity 11, the side seal hollow cover 8 is arranged outside the outer ring annular groove 7, the sealing cover is used for preventing the air from directly entering the inside of the bearing to generate air resistance to influence the rotation efficiency of the bearing, after the heat is radiated to the outer ring annular groove 7, the air is guided into the outer ring annular groove 7 through the air flow radiation groove 9 on the outer surface of the side seal hollow cover 8, therefore, the inside heat is interacted with the outside air, the working temperature inside the bearing is reduced, and the rotation efficiency is guaranteed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 (5)
1. The utility model provides a one-way thrust ball bearing, includes thrust axle bed (1), its characterized in that: a steel ball retainer (2) is arranged below the thrust shaft seat (1), a plurality of wear-resistant fixing rings (6) are arranged on the outer surface of the steel ball retainer (2), thrust steel balls (3) are arranged inside the wear-resistant fixing rings (6), a thrust shaft ring (4) is arranged below the steel ball retainer (2), inner ring annular grooves (5) are arranged on the inner sides of the thrust shaft seat (1) and the thrust shaft ring (4), arc-shaped lubricating grooves (10) are arranged inside the inner ring annular grooves (5), heat dissipation hole cavities (11) are arranged on two sides of each arc-shaped lubricating groove (10), a plurality of heat dissipation hole cavities (11) are arranged, outer ring annular grooves (7) are arranged on the outer sides of the thrust shaft seat (1) and the thrust shaft ring (4), and side seal hollow covers (8) are arranged on the outer surface of each outer ring annular groove (7), the outer surface of the side-sealed hollow cover (8) is provided with two air scattering grooves (9), and the number of the air scattering grooves (9) is two.
2. A one-way thrust ball bearing according to claim 1, wherein: the thrust shaft seat (1) and the thrust shaft ring (4) are connected with the steel ball retainer (2) through a thrust steel ball (3), and the steel ball retainer (2) is connected with the wear-resistant fixing ring (6) through a clamping groove.
3. A one-way thrust ball bearing according to claim 1, wherein: the wear-resistant fixing ring (6) is rotatably connected with the thrust steel ball (3), the thrust shaft seat (1) and the thrust shaft ring (4) are fixedly connected with the inner ring annular groove (5), and the inner ring annular groove (5) is connected with the arc-shaped lubricating groove (10) in a combined manner.
4. A one-way thrust ball bearing according to claim 1, wherein: the thrust shaft seat (1) and the thrust shaft ring (4) are connected with the side seal hollow cover (8) through an outer ring annular groove (7), and the inner ring annular groove (5) is connected with the outer ring annular groove (7) through a heat dissipation hole cavity (11).
5. A one-way thrust ball bearing according to claim 1, wherein: and lubricating coatings are arranged on the surfaces of the arc-shaped lubricating groove (10) and the wear-resistant fixing ring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921368103.8U CN210531404U (en) | 2019-08-22 | 2019-08-22 | One-way thrust ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921368103.8U CN210531404U (en) | 2019-08-22 | 2019-08-22 | One-way thrust ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210531404U true CN210531404U (en) | 2020-05-15 |
Family
ID=70602290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921368103.8U Expired - Fee Related CN210531404U (en) | 2019-08-22 | 2019-08-22 | One-way thrust ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210531404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247561A (en) * | 2021-12-16 | 2022-03-29 | 宁波招宝磁业有限公司 | magnetic bar |
-
2019
- 2019-08-22 CN CN201921368103.8U patent/CN210531404U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247561A (en) * | 2021-12-16 | 2022-03-29 | 宁波招宝磁业有限公司 | magnetic bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200515 Termination date: 20210822 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |