CN210164791U - Pivoting support with waterproof design - Google Patents
Pivoting support with waterproof design Download PDFInfo
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- CN210164791U CN210164791U CN201921022850.6U CN201921022850U CN210164791U CN 210164791 U CN210164791 U CN 210164791U CN 201921022850 U CN201921022850 U CN 201921022850U CN 210164791 U CN210164791 U CN 210164791U
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- wedge
- slewing bearing
- double
- groove
- outer ring
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Abstract
The utility model discloses a waterproof design slewing bearing, including outer lane, two lip rubber sealing strips, red copper holder, rolling element, inner circle, outer lane cover in the inner circle outside, outer lane and inner circle are provided with the semicircle raceway, constitute a circular raceway jointly, set up rolling element and red copper holder in the raceway; the outer ring is provided with a wedge-shaped groove, and the inner ring is provided with an annular sealing groove; one end of the double-lip rubber sealing strip is fixed in the annular sealing groove, and the other end of the double-lip rubber sealing strip is abutted against the wedge-shaped surface of the wedge-shaped groove. The utility model discloses a waterproof design slewing bearing, simple structure, convenient to use, waterproof performance is good.
Description
Technical Field
The utility model belongs to the technical field of slewing bearing, especially, relate to a waterproof design slewing bearing.
Background
The slewing bearing specified in the existing JB/T2300-2011 standard meets the requirements of relative rotation and load bearing of an inner ring and an outer ring. However, with the gradual wide application field of the slewing bearing, many slewing bearings can be applied to water surface and other severe environments, the surface of the slewing bearing can be splashed with water, the slewing bearing is required to have waterproof and anticorrosion performances, and the slewing bearing with a common structure cannot be used.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a waterproof design slewing bearing, simple structure, convenient to use, waterproof performance is good.
The utility model discloses a concrete technical scheme does: a waterproof design slewing bearing comprises an outer ring, a double-lip rubber sealing strip, a red copper retainer, a rolling body and an inner ring, wherein the outer ring is sleeved outside the inner ring; the outer ring is provided with a wedge-shaped groove, and the inner ring is provided with an annular sealing groove; one end of the double-lip rubber sealing strip is fixed in the annular sealing groove, and the other end of the double-lip rubber sealing strip is abutted against the wedge-shaped surface of the wedge-shaped groove.
Furthermore, electrophoresis anti-corrosion treatment is carried out on all exposed surfaces of the waterproof design slewing bearing except the double-lip rubber sealing strips, so that the surface of the waterproof design slewing bearing is not easy to corrode in the using process, and the service life of a product is prolonged.
Furthermore, the wedge-shaped groove comprises an upper wedge-shaped groove and a lower wedge-shaped groove, the upper wedge-shaped groove is arranged on the upper end surface of the outer ring, and the lower wedge-shaped groove is arranged on the inner ring surface of the outer ring; the annular sealing groove comprises a first annular sealing groove and a second annular sealing groove, the first annular sealing groove is arranged on the outer ring surface of the inner ring, and the second annular sealing groove is arranged on the lower end surface of the inner ring.
Furthermore, the waterproof design slewing bearing further comprises an oil cup, the oil cup can be arranged on any surface of the outer ring or the inner ring according to requirements, lubricating grease can be filled into the raceway through the oil cup, and the raceway is maintained.
Further, the stiff end of two lip rubber seal strips be provided with the barb, and the stiff end passes through glue to be fixed in annular seal groove.
Furthermore, the rolling bodies are rollers or steel balls, and the internal rollers are single-row ball type, double-row ball type or cross roller type.
Compared with the prior art, the utility model has the advantages that: the utility model discloses a waterproof design slewing bearing, simple structure, convenient to use can not only relatively revolve, bear load, has adopted the good two lip rubber seal strip of sealing performance and new seal structure moreover to it is anticorrosive to carry out the electrophoresis to the product surface, makes slewing bearing have good waterproof anticorrosive characteristic.
Drawings
Fig. 1 is a sectional view of a pivoting support of a waterproof design according to the present invention;
in the figure: 1-an oil cup; 2-outer ring; 3-double-lip rubber sealing strips; 4-red copper cage; 5-rolling bodies; 6-inner ring; 7-installing a wedge-shaped groove; 8-a first annular seal groove; 9-lower wedge groove; 10-second annular seal groove.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
As shown in fig. 1, the slewing bearing with the waterproof design comprises an outer ring 2, a double-lip rubber sealing strip 3, a red copper retainer 4, a rolling body 5 and an inner ring 6, wherein the outer ring 2 is sleeved outside the inner ring 6, the outer ring 2 and the inner ring 6 are provided with semicircular raceways to jointly form a circular raceway, and the rolling body 5 and the red copper retainer 4 are arranged in the raceway to realize the slewing function. The outer ring 2 is provided with a wedge-shaped groove, and the inner ring 6 is provided with an annular sealing groove; one end of the double-lip rubber sealing strip 3 is fixed in the annular sealing groove, and the other end of the double-lip rubber sealing strip is abutted to the wedge-shaped surface of the wedge-shaped groove, so that dust, sundries and rainwater are prevented from entering the double-lip rubber sealing strip, the double-lip rubber sealing strip has good sealing performance, and the running of the roller path is protected.
The wedge-shaped groove comprises an upper wedge-shaped groove 7 and a lower wedge-shaped groove 9, the upper wedge-shaped groove 7 is arranged on the upper end face of the outer ring 2, and the lower wedge-shaped groove 9 is arranged on the inner annular face of the outer ring 2 and is positioned below the lower end face of the inner ring 6; the annular sealing groove comprises a first annular sealing groove 8 and a second annular sealing groove 10, the first annular sealing groove 8 is arranged on the outer annular surface of the inner ring 6 and is positioned above the upper end surface of the outer ring 2, and the second annular sealing groove 10 is arranged on the lower end surface of the inner ring 6.
In order to make the slewing bearing sealing performance better, the fixed end of the double-lip rubber sealing strip 3 is provided with an agnail, and the fixed end of the double-lip rubber sealing strip 3 is fixed in the annular sealing groove through glue.
In order to improve the corrosion resistance of the slewing bearing, all exposed surfaces of the slewing bearing are subjected to electrophoresis corrosion prevention treatment except the double-lip rubber sealing strips 3, so that the surfaces of the slewing bearing are not easy to corrode in the use process, and the service life of a product is prolonged.
The waterproof design slewing bearing further comprises an oil cup 1, the oil cup 1 can be arranged on any surface of the outer ring 2 or the inner ring 6 according to requirements, lubricating grease can be filled into the raceway through the oil cup 1, and the raceway is maintained. The rolling bodies 5 in the roller path are rollers or steel balls, and the types of the inner rollers are single-row ball type, double-row ball type and cross roller type. The red copper retainer 4 is arranged in the roller path, so that the number of the rolling bodies 5 can be reduced, the friction between the rolling bodies 5 and the red copper retainer 4 is reduced, and the flexibility is improved.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A waterproof design slewing bearing is characterized by comprising an outer ring (2), a double-lip rubber sealing strip (3), a red copper retainer (4), a rolling body (5) and an inner ring (6), wherein the outer ring (2) is sleeved outside the inner ring (6), the outer ring (2) and the inner ring (6) are provided with semicircular raceways to jointly form a circular raceway, and the rolling body (5) and the red copper retainer (4) are arranged in the raceway; a wedge-shaped groove is formed in the outer ring (2), and an annular sealing groove is formed in the inner ring (6); one end of the double-lip rubber sealing strip (3) is fixed in the annular sealing groove, and the other end of the double-lip rubber sealing strip is abutted against the wedge-shaped surface of the wedge-shaped groove.
2. The slewing bearing with waterproof design according to claim 1, wherein all exposed surfaces of the slewing bearing with waterproof design except the double-lip rubber sealing strips (3) are subjected to electrophoresis anticorrosion treatment.
3. The slewing bearing with the waterproof design according to claim 1, wherein the wedge-shaped groove comprises an upper wedge-shaped groove (7) and a lower wedge-shaped groove (9), the upper wedge-shaped groove (7) is arranged on the upper end face of the outer ring (2), and the lower wedge-shaped groove (9) is arranged on the inner annular face of the outer ring (2); the annular sealing groove comprises a first annular sealing groove (8) and a second annular sealing groove (10), the first annular sealing groove (8) is arranged on the outer annular surface of the inner ring (6), and the second annular sealing groove (10) is arranged on the lower end surface of the inner ring (6).
4. The slewing bearing with the waterproof design as claimed in claim 1, wherein the slewing bearing with the waterproof design further comprises an oil cup (1), and the oil cup (1) can be arranged on any surface of the outer ring (2) or the inner ring (6) according to requirements.
5. The pivoting support with waterproof design as claimed in claim 1, wherein the fixed end of the double-lip rubber sealing strip (3) is provided with barbs, and the fixed end is fixed in the annular sealing groove by glue.
6. A slewing bearing of watertight design according to claim 1, characterized in that the rolling elements (5) are rollers or balls and the internal rollers are of the single-row ball type, double-row ball type, cross-roller type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022850.6U CN210164791U (en) | 2019-07-03 | 2019-07-03 | Pivoting support with waterproof design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022850.6U CN210164791U (en) | 2019-07-03 | 2019-07-03 | Pivoting support with waterproof design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210164791U true CN210164791U (en) | 2020-03-20 |
Family
ID=69793998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921022850.6U Active CN210164791U (en) | 2019-07-03 | 2019-07-03 | Pivoting support with waterproof design |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210164791U (en) |
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2019
- 2019-07-03 CN CN201921022850.6U patent/CN210164791U/en active Active
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