CN210919841U - Bearing with double sealing mechanisms - Google Patents
Bearing with double sealing mechanisms Download PDFInfo
- Publication number
- CN210919841U CN210919841U CN201921111101.0U CN201921111101U CN210919841U CN 210919841 U CN210919841 U CN 210919841U CN 201921111101 U CN201921111101 U CN 201921111101U CN 210919841 U CN210919841 U CN 210919841U
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- bearing
- ring
- bearing inner
- circular
- annular
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Abstract
The utility model belongs to the technical field of the bearing technique and specifically relates to a bearing that possesses dual sealing mechanism, including the bearing inner circle, bearing inner circle outside cover is equipped with the bearing inner circle, be equipped with the holder between bearing inner circle and the bearing inner circle, the equipartition has ball, homonymy on the holder first ring all is equipped with first annular closing plate with second ring both sides, and two first annular closing plates are connected with the roller through positioning mechanism jointly, bearing inner circle outside plane symmetry is fixed with the second annular closing plate that is located bearing inner circle medial surface both ends. The utility model discloses a set up first annular seal plate and be located the second annular seal plate of first annular seal plate side between bearing inner race and bearing inner race, make the bearing have double seal structure, can effectual separation dust get into between bearing inner race and the bearing inner race, solved the problem that tiny dust impurity glues together with the lubricating oil in the bearing and leads to the lubricating property to descend.
Description
Technical Field
The utility model relates to a bearing technical field especially relates to a bearing that possesses dual sealing mechanism.
Background
The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body.
The bearing with higher sealing requirement generally adopts a structural form of a sealing ring and a dustproof cover, wherein the dustproof cover is arranged on the outer side of the sealing ring, has a protection function and is used for preventing impurities of external coarse particles from entering the bearing to achieve the purpose of improving the sealing performance of the bearing.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that the dustproof effect of bearing is poor among the prior art, and the bearing that possesses dual sealing mechanism who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the bearing with the double sealing mechanisms comprises a bearing inner ring, wherein a bearing outer ring is sleeved on the outer side of the bearing inner ring, a retainer is arranged between the bearing outer ring and the bearing inner ring, balls are uniformly distributed on the retainer, first circular rings located on two sides of the retainer are symmetrically fixed on the outer side of the bearing inner ring, second circular rings located on two sides of the retainer are symmetrically fixed on the inner side of the bearing outer ring, the first circular rings and the two sides of the second circular rings are respectively provided with a first annular sealing plate and a second annular sealing plate, each first annular sealing plate is fixedly connected with the bearing outer ring, the two first annular sealing plates are jointly connected with the rollers through a positioning mechanism, and second annular sealing plates located at two ends of the inner side face of the bearing outer ring are symmetrically fixed on the outer side of the bearing.
Preferably, the retainer comprises an annular supporting plate, the annular supporting plate is fixed on the middle of the outer side surface of the bearing inner ring, and a first annular clamping groove for clamping the ball is arranged in the middle of the annular supporting plate.
Preferably, the positioning mechanism comprises a first circular clamping groove formed in the side face of the first annular sealing plate, a circular through hole for inserting the roller is formed in the bottom of the first circular clamping groove, and a column sleeve fixedly connected with the roller is fixed in the first circular clamping groove through a rolling mechanism.
Preferably, the rolling mechanism comprises a third circular ring fixed on the surface of the column barrel, a second circular clamping groove is formed in the bottom of the third circular ring, and rollers fixedly connected with the third circular ring through bolt connecting pieces are uniformly distributed in the second circular clamping groove.
Preferably, the diameter of the roller is the same as the distance between the first circular ring and the second circular ring, and the surface of the roller is subjected to polishing treatment.
The utility model provides a pair of bearing that possesses dual sealing mechanism, beneficial effect lies in: the utility model discloses a set up first annular seal plate and be located the second annular seal plate of first annular seal plate side between bearing inner race and bearing inner race, make the bearing have double seal structure, can effectual separation dust get into between bearing inner race and the bearing inner race, solved the problem that tiny dust impurity glues together with the lubricating oil in the bearing and leads to the lubricating property to descend.
Drawings
Fig. 1 is a cross-sectional view of a bearing with a dual sealing mechanism according to the present invention;
fig. 2 is an enlarged view of a point a in fig. 1.
In the figure: the bearing comprises a bearing inner ring 1, a bearing outer ring 2, a retainer 3, an annular supporting plate 301, a first annular clamping groove 302, balls 4, a first annular ring 5, a second annular ring 6, a first annular sealing plate 7, a roller 8, a second annular sealing plate 9, a first circular clamping groove 10, a circular through hole 11, a column barrel 12, a third annular ring 13, a second circular clamping groove 14 and rollers 15.
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. 1-2, a bearing with a double sealing mechanism includes a bearing inner ring 1, a bearing outer ring 2 is sleeved outside the bearing inner ring 1, a retainer 3 is disposed between the bearing outer ring 2 and the bearing inner ring 1, the retainer 3 includes an annular support plate 301, the annular support plate 301 is fixed on the middle portion of the outer side surface of the bearing inner ring 1, a first annular clamping groove 302 for clamping balls 4 is disposed in the middle portion of the annular support plate 301, and the balls 4 are uniformly distributed on the retainer 3. A retainer 3 is arranged between the bearing outer ring 2 and the bearing inner ring 1, and can position the balls 4, so that the bearing outer ring 2 and the bearing inner ring 1 rotate under the action of the balls 4.
The outer side surface of the bearing inner ring 1 is symmetrically fixed with first circular rings 5 positioned at two sides of a retainer 3, the inner side surface of the bearing outer ring 2 is symmetrically fixed with second circular rings 6 positioned at two sides of the retainer 3, the two sides of the first circular ring 5 and the second circular ring 6 at the same side are both provided with first annular sealing plates 7, each first annular sealing plate 7 is fixedly connected with the bearing outer ring 2, the two first annular sealing plates 7 are commonly connected with a roller 8 through a positioning mechanism, the diameter of the roller 8 is the same as the distance between the first circular ring 5 and the second circular ring 6, the surface of the roller 8 is polished, the positioning mechanism comprises a first circular clamping groove 10 arranged on the side surface of the first annular sealing plate 7, the bottom of the first circular clamping groove 10 is provided with a circular through hole 11 inserted with the roller 8, a cylindrical barrel 12 fixedly connected with the roller 8 is fixed in the first circular clamping groove 10 through a rolling mechanism, the rolling mechanism comprises a third circular ring 13 fixed on the surface of, the bottom of the third circular ring 13 is provided with a second circular clamping groove 14, rollers 15 fixedly connected with the third circular ring 13 through a bolt connecting piece are uniformly distributed in the second circular clamping groove 14, second annular sealing plates 9 positioned at two ends of the inner side surface of the bearing outer ring 2 are symmetrically fixed on the outer side surface of the bearing inner ring 1, first circular rings 5 are symmetrically fixed on the outer side surface of the bearing inner ring 1, second circular rings 6 are symmetrically fixed on the inner side surface of the bearing outer ring 2, the first circular rings 5 and the second circular rings 6 can roll and rotate through rollers 8, in addition, the first annular sealing plates 7 are arranged at two sides of the first circular rings 5 and the second circular rings 6, and the second annular sealing plates 9 positioned at two ends of the inner side surface of the bearing outer ring 2 are symmetrically arranged on the outer side surface of the bearing inner ring 1, so that the ball 4 is protected by the first annular sealing plates 7 and the second annular sealing plates 9 in a double sealing way, and the, the surface of the roller 8 is polished to mainly reduce friction between the first circular ring 5 and the second circular ring 6 and the roller 8 when rotating, and the rolling mechanism is used for reducing friction between the second circular clamping groove 14 and the first annular sealing plate 7.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A bearing with a double seal mechanism, comprising a bearing inner ring (1), characterized in that: a bearing outer ring (2) is sleeved outside the bearing inner ring (1), a retainer (3) is arranged between the bearing outer ring (2) and the bearing inner ring (1), balls (4) are uniformly distributed on the retainer (3), first circular rings (5) positioned at two sides of the retainer (3) are symmetrically fixed on the outer side surface of the bearing inner ring (1), second circular rings (6) positioned at two sides of the retainer (3) are symmetrically fixed on the inner side surface of the bearing outer ring (2), first annular sealing plates (7) are respectively arranged at two sides of the first circular ring (5) and the second circular ring (6) at the same side, each first annular sealing plate (7) is fixedly connected with the bearing outer ring (2), the two first annular sealing plates (7) are commonly connected with a roller (8) through a positioning mechanism, and second annular sealing plates (9) positioned at two ends of the inner side surface of the bearing outer ring (2) are symmetrically fixed on the outer side surface of the bearing inner ring (1).
2. The bearing with the double seal mechanism according to claim 1, wherein: the retainer (3) comprises an annular supporting plate (301), the annular supporting plate (301) is fixed to the middle of the outer side face of the bearing inner ring (1), and a first annular clamping groove (302) for clamping the ball (4) is formed in the middle of the annular supporting plate (301).
3. The bearing with the double seal mechanism according to claim 1, wherein: the positioning mechanism comprises a first circular clamping groove (10) formed in the side face of the first annular sealing plate (7), a circular through hole (11) for inserting the roller (8) is formed in the bottom of the first circular clamping groove (10), and a column sleeve (12) fixedly connected with the roller (8) is fixed in the first circular clamping groove (10) through a rolling mechanism.
4. The bearing with the double seal mechanism according to claim 3, wherein: the rolling mechanism comprises a third circular ring (13) fixed on the surface of the column barrel (12), a second circular clamping groove (14) is formed in the bottom of the third circular ring (13), and rollers (15) fixedly connected with the third circular ring (13) through bolt connecting pieces are uniformly distributed in the second circular clamping groove (14).
5. The bearing with the double seal mechanism according to claim 1, wherein: the diameter of the roller (8) is the same as the distance between the first circular ring (5) and the second circular ring (6), and the surface of the roller (8) is subjected to polishing treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921111101.0U CN210919841U (en) | 2019-07-16 | 2019-07-16 | Bearing with double sealing mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921111101.0U CN210919841U (en) | 2019-07-16 | 2019-07-16 | Bearing with double sealing mechanisms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210919841U true CN210919841U (en) | 2020-07-03 |
Family
ID=71363554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921111101.0U Expired - Fee Related CN210919841U (en) | 2019-07-16 | 2019-07-16 | Bearing with double sealing mechanisms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210919841U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303106A (en) * | 2020-11-02 | 2021-02-02 | 高跃 | Anti-pollution type sealed bearing |
-
2019
- 2019-07-16 CN CN201921111101.0U patent/CN210919841U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303106A (en) * | 2020-11-02 | 2021-02-02 | 高跃 | Anti-pollution type sealed bearing |
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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: 20200703 Termination date: 20210716 |
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| CF01 | Termination of patent right due to non-payment of annual fee |