CN216478480U - Bearing ring for fan - Google Patents
Bearing ring for fan Download PDFInfo
- Publication number
- CN216478480U CN216478480U CN202123345210.9U CN202123345210U CN216478480U CN 216478480 U CN216478480 U CN 216478480U CN 202123345210 U CN202123345210 U CN 202123345210U CN 216478480 U CN216478480 U CN 216478480U
- Authority
- CN
- China
- Prior art keywords
- ring
- dustproof cover
- semi
- bearing ring
- fan according
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a bearing ring for fan, include: the cage comprises arc-shaped ribs and ball sleeves, the arc-shaped ribs are arranged between every two adjacent ball sleeves, and the balls are positioned in the ball sleeves; be equipped with the shield on the outer lane, the gap between shield cover outer lane and the inner circle, the connection arc muscle can be dismantled to the shield. The utility model discloses novel structure can prevent between the ball collision and wearing and tearing too fast, and is dustproof effectual, long service life.
Description
Technical Field
The utility model belongs to the technical field of the bearing ring, especially, relate to a bearing ring for fan.
Background
The bearing ring is an annular part of a radial rolling bearing with one or more raceways, is one of the main components forming the bearing, and is commonly applied to electrical appliances such as fans and the like.
The bearing ring currently used for fans has the following defects: 1. the balls move in the roller path of the bearing ring, and the balls are contacted with each other and often collide with each other, so that the abrasion is serious, and the service life is short; 2. large-particle dust easily enters the roller path from the gap between the inner ring and the outer ring, so that the balls and the roller path are easily abraded.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solves the above-mentioned technical problem that exists among the prior art, provides a bearing ring for fan, and novel structure can prevent collision between the ball and wearing and tearing too fast, and is dustproof effectual, long service life.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a bearing ring for a fan, comprising: inner circle, outer lane and ball, its characterized in that: a retainer is arranged between the inner ring and the outer ring and comprises arc ribs and ball sleeves, the arc ribs are arranged between two adjacent ball sleeves, and the balls are positioned in the ball sleeves; be equipped with the shield on the outer lane, the gap between shield cover outer lane and the inner circle, the connection arc muscle can be dismantled to the shield. The bearing ring has novel structure, good dustproof effect and long service life, and can prevent the balls from being collided and abraded too fast.
Further, be equipped with the elasticity fastener on the shield, the elasticity fastener includes semicolumn and fixed part, the shield is located to the fixed part, the semicolumn symmetric distribution is on the fixed part, be equipped with the hemisphere portion on the semicolumn, be equipped with fixing hole on the arc muscle, the semicolumn passes fixing hole, hemisphere portion restriction semicolumn freely deviates from fixing hole in order to realize that the shield is spacing on the retainer, realize that the shield can dismantle the connection, the outer raceway of the inner circle of being convenient for clean, the inner raceway of outer lane, ball and quick additive lubricating oil, inwards extrude the semicolumn during the installation, make hemisphere portion wear out fixing hole, relax the semicolumn, hemisphere portion blocks the semicolumn and deviates from fixing hole, and then prevent the shield activity, realize spacing installation, high reliability, replace the bolt fastening mode, and is labor-saving and convenient to operate.
Furthermore, a positioning convex ring is arranged on the dust cover, and a positioning ring groove corresponding to the positioning convex ring is arranged on the outer ring, so that the dust cover is quickly installed and positioned on the outer ring, and meanwhile, the dust cover is limited to radially shake, and the installation reliability is improved.
Further, be equipped with fixed shrinkage pool in the raceway of outer lane, fixed shrinkage pool is embedded to have lubricating grease for lubricated ball surface and the interior raceway of outer lane, reduce wear improves self-lubricating effect.
Furthermore, a fixed groove is arranged in the outer rolling path of the inner ring, so that the oil storage space is enlarged, and the lubricating time is prolonged.
Furthermore, the inner ring is provided with the heat dissipation through hole, so that air convection is facilitated, heat is taken away, the heat dissipation efficiency is improved, and the influence on the use performance of the inner ring due to heat accumulation is avoided.
Furthermore, the distance between the dustproof cover and the inner ring is 1-5mm, and a gap exists between the dustproof cover and the inner ring, so that the dustproof cover is not in contact with the surface of the inner ring, the rotation of the inner ring is not influenced, and the contact surface between the dustproof cover and the inner ring is prevented from being rapidly abraded due to the rotation of the inner ring.
Furthermore, the surfaces of the inner ring, the outer ring and the balls are all provided with zinc coatings, so that the corrosion resistance of the inner ring, the outer ring and the balls is improved, the inner ring, the outer ring and the balls are not easy to corrode and rust, and the service life is long.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:
1. the shield can be dismantled, and the interior raceway, the ball and the quick lubricating oil that adds of outer raceway, the outer lane of the clean inner circle of being convenient for inwards extrude the semicircle column during installation, make hemisphere portion wear out the fixed through hole on the arc muscle, then loosen the semicircle column, hemisphere portion blocks the semicircle column and deviates from fixed through hole, and then prevents the shield activity, realizes spacing installation, and the reliability is high, replaces the bolt fastening mode, and the easy operation is convenient.
2. The positioning convex ring on the dustproof cover is in butt joint fit with the positioning ring groove on the outer ring, so that the dustproof cover is quickly installed and positioned on the outer ring, and meanwhile, the dustproof cover is limited from radially shaking, and the installation reliability is improved; the locating convex ring is abutted to the inner bottom surface of the locating ring groove and is opposite to the movement direction of the semi-cylinder limited by the semi-sphere part, so that bidirectional limiting is realized, and the installation stability of the dust cover is improved.
3. There is the clearance between shield and the inner circle for shield and inner circle surface contactless do not influence the inner circle and rotate on the one hand, and on the other hand prevents that the contact surface between the two from because of the inner circle rotates rapid wear, also is convenient for prize the shield open.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic view of an expanded structure of a bearing ring in the present invention;
FIG. 2 is a schematic structural view of a bearing ring of the present invention;
FIG. 3 is a schematic structural view of the inner ring of the present invention;
FIG. 4 is a schematic view of the structure of the retainer and the ball joint of the present invention;
FIG. 5 is a schematic structural view of the middle outer ring of the present invention;
fig. 6 is a schematic structural view of the connection between the middle elastic clip and the dust cap of the present invention.
In the figure: 1-inner ring; 2-outer ring; 3-rolling balls; 4-a cage; 5-arc ribs; 6-ball sleeve; 7-a dust cover; 8-elastic fastener; 9-semi-cylinder; 10-a fixed part; 11-a hemispherical portion; 12-a fixed through hole; 13-positioning convex ring; 14-a positioning ring groove; 15-fixing concave holes; 16-a grease; 17-fixing the groove; 18-heat dissipation through holes.
Detailed Description
As shown in fig. 1 to 6, the bearing ring for fan according to the present invention includes: the inner ring 1, the outer ring 2 and the balls 3, the balls 3 are located in the outer raceway of the inner ring 1 and the inner raceway of the outer ring 2, the surfaces of the inner ring 1, the outer ring 2 and the balls 3 are all provided with a zinc coating, the corrosion resistance of the inner ring 1, the outer ring 2 and the balls 3 is improved, the corrosion resistance is not easy to corrode and rust, and the service life is long. Be equipped with holder 4 between inner circle 1 and the outer lane 2, holder 4 includes arc muscle 5 and ball cover 6, and arc muscle 5 is located between two adjacent ball covers 6, and joint strength is high, and the structure is firm, and ball 3 is located ball cover 6, separates each ball 3 alone, avoids collision each other and wearing and tearing too fast, has prolonged life.
Be equipped with shield 7 on the outer lane 2, shield 7 covers the clearance between outer lane 2 and the inner circle 1, prevents foreign matter such as large granule dust from getting into the raceway from the clearance between outer lane 2 and the inner circle 1 in, keeps ball 3 to rotate in clean environment, slows down wearing and tearing, increase of service life. The dustproof cover 7 is provided with an elastic clamping piece 8, the elastic clamping piece 8 comprises a semi-cylinder 9 and a fixing part 10, the fixing part 10 is arranged on the dustproof cover 7, the semi-cylinders 9 are symmetrically distributed on the fixing part 10, the semi-cylinder 9 is provided with a semi-sphere 11, the arc-shaped rib 5 is provided with a fixing through hole 12, the semi-cylinder 9 passes through the fixing through hole 12, the semi-cylinder 11 limits the semi-cylinder 9 to freely separate from the fixing through hole 12 so as to limit the dustproof cover 7 on the retainer 4, the dustproof cover 7 can be detachably connected, only the dustproof cover 7 on one side needs to be opened, the outer raceway of the inner ring 1, the inner raceway of the outer ring 2, the balls 3 and lubricating oil can be rapidly added, the semi-cylinder 9 is inwards extruded during installation, the semi-cylinder 11 penetrates out of the fixing through hole 12, then the semi-cylinder 9 is released, the semi-cylinder 11 blocks the semi-cylinder 9 from separating from the fixing through hole 12, further the dustproof cover 7 is prevented from moving, the limiting installation is realized, the reliability is high, replace bolt fastening mode, the easy operation is laborsaving convenient.
The dustproof cover 7 is provided with a positioning convex ring 13, the outer ring 2 is provided with a positioning ring groove 14 corresponding to the positioning convex ring 13, the dustproof cover 7 is quickly installed and positioned on the outer ring 2, meanwhile, the dustproof cover 7 is limited from radially shaking, and the installation reliability is improved; the positioning convex ring 13 is abutted against the inner bottom surface of the positioning ring groove 14, the movement direction of the positioning convex ring is opposite to that of the semi-cylinder 9 limited by the semi-sphere part 11, the bidirectional limiting is realized, and the installation stability of the dust cover 7 is improved. The distance between the dustproof cover 7 and the inner ring 1 is 1-5mm, preferably 2-3mm, and a gap exists between the dustproof cover 7 and the inner ring 1, so that the dustproof cover 7 is not in contact with the surface of the inner ring 1, the rotation of the inner ring 1 is not influenced, the contact surface between the dustproof cover 7 and the inner ring 1 is prevented from being rapidly abraded due to the rotation of the inner ring 1, and the dustproof cover 7 is convenient to pry.
Be equipped with fixed shrinkage pool 15 in the raceway of outer lane 2, fixed shrinkage pool 15 is embedded to have lubricating grease 16, and lubricating grease 16 is globular and exposes outside fixed shrinkage pool 15 for lubricated ball 3 surface and outer lane 2's interior raceway, reducing wear improves self-lubricating effect. The inner ring 1 is provided with a fixed groove 17 in the outer raceway, so that the oil storage space is enlarged, and the lubricating time is prolonged. The inner ring 1 is provided with the heat dissipation through holes 18, so that air convection is facilitated, heat is taken away, the heat dissipation efficiency is improved, and the influence on the use performance of the inner ring 1 caused by heat accumulation is avoided.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.
Claims (8)
1. A bearing ring for a fan, comprising:
an inner ring, an outer ring and a ball,
the method is characterized in that:
a retainer is arranged between the inner ring and the outer ring and comprises arc ribs and ball sleeves, the arc ribs are arranged between two adjacent ball sleeves, and the balls are positioned in the ball sleeves; the outer ring is provided with a dustproof cover, the dustproof cover covers the outer ring and a gap between the inner rings, and the dustproof cover is detachably connected with the arc-shaped ribs.
2. The bearing ring for a fan according to claim 1, wherein: the dustproof cover is provided with an elastic clamping piece, the elastic clamping piece comprises a semi-cylinder and a fixing portion, the fixing portion is arranged on the dustproof cover, the semi-cylinder is symmetrically distributed on the fixing portion, a semi-sphere portion is arranged on the semi-cylinder, a fixing through hole is formed in the arc-shaped rib, the semi-cylinder penetrates through the fixing through hole, the semi-sphere portion limits the semi-cylinder to be freely separated from the fixing through hole so as to achieve the effect that the dustproof cover is limited on the retainer.
3. The bearing ring for a fan according to claim 1, wherein: the dustproof cover is provided with a positioning convex ring, and the outer ring is provided with a positioning ring groove corresponding to the positioning convex ring.
4. The bearing ring for a fan according to claim 1, wherein: and a fixed concave hole is arranged in the inner rolling channel of the outer ring, and lubricating grease is embedded in the fixed concave hole.
5. The bearing ring for a fan according to claim 1, wherein: and a fixed groove is arranged in the outer raceway of the inner ring.
6. The bearing ring for a fan according to claim 1, wherein: and the inner ring is provided with a heat dissipation through hole.
7. The bearing ring for a fan according to claim 1, wherein: the distance between the dustproof cover and the inner ring is 1-5 mm.
8. The bearing ring for a fan according to claim 1, wherein: and the surfaces of the inner ring, the outer ring and the balls are all provided with a zinc coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123345210.9U CN216478480U (en) | 2021-12-27 | 2021-12-27 | Bearing ring for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123345210.9U CN216478480U (en) | 2021-12-27 | 2021-12-27 | Bearing ring for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216478480U true CN216478480U (en) | 2022-05-10 |
Family
ID=81429278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123345210.9U Active CN216478480U (en) | 2021-12-27 | 2021-12-27 | Bearing ring for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216478480U (en) |
-
2021
- 2021-12-27 CN CN202123345210.9U patent/CN216478480U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8523449B2 (en) | Rolling bearing | |
| US6276836B1 (en) | Cage for radial ball bearing | |
| CN109899387B (en) | Three-row cylindrical roller variable pitch bearing of roller guide retainer | |
| US11181149B2 (en) | Rolling bearing | |
| BRPI1001021A2 (en) | Shaft-mounted bearing assembly and method for sealing a Shaft-mounted bearing assembly | |
| CN216478480U (en) | Bearing ring for fan | |
| JP2015148241A (en) | Ball bearing cage and ball bearing | |
| EP2075479A1 (en) | Thrust bearing cage | |
| JP4017827B2 (en) | Ball bearing | |
| JP3728493B2 (en) | Pulley unit | |
| US4664538A (en) | Sealed bearing assembly | |
| US4509869A (en) | Self-greasing bearing | |
| KR20110095900A (en) | Bearing element with porous elements in ring segments | |
| JP6263808B2 (en) | Ball bearing | |
| CN220204382U (en) | Rolling bearing and engine | |
| CN218913482U (en) | Deep groove ball bearing with sealing ring | |
| JP2003254338A (en) | Conical roller bearing | |
| JP2004084782A (en) | Radial ball bearing | |
| CN220828435U (en) | Roller bearing with novel sealing structure | |
| CN219795869U (en) | Bearing with lubricating function | |
| CN218494032U (en) | Rolling bearing | |
| CN212225803U (en) | Wear-resistant shaft sleeve | |
| CN204942265U (en) | A kind of high-speed water bearing | |
| CN108331835A (en) | Biserial closed type taper roller roller bearing | |
| CN202690767U (en) | Dustproof ball bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |