CN212775159U - Damping ring for bearing and damping bearing applying damping ring - Google Patents
Damping ring for bearing and damping bearing applying damping ring Download PDFInfo
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- CN212775159U CN212775159U CN202020643871.6U CN202020643871U CN212775159U CN 212775159 U CN212775159 U CN 212775159U CN 202020643871 U CN202020643871 U CN 202020643871U CN 212775159 U CN212775159 U CN 212775159U
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Abstract
The utility model discloses a damping bearing of damping ring and applied this damping ring for bearing relates to the gyration and supports machinery for solve the fast problem of ordinary bearing wearing and tearing, the damping ring includes the damping ring body, the outer lane of damping ring body is extended along its axial one side and is formed with support portion, support portion and damping ring body form the oil storage space that supplies lubricating oil to deposit between the surface, the utility model has the advantages of it is following and effect: the oil storage space formed by the supporting part on the damping ring can be used for storing lubricating oil, so that the balls can be stained with oil in the rotating process to realize lubrication, the abrasion of the balls is reduced, and the service life of the bearing is prolonged.
Description
Technical Field
The utility model relates to a machinery is supported in the gyration, in particular to damping bearing of damping ring and applied this damping ring for bearing.
Background
The bearing is an important part on mechanical equipment in modern industry, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the rotating process of the mechanical rotating body and ensuring the rotating precision of the mechanical rotating body. According to functional distinction, the bearings generally comprise a lubricated bearing and a damping bearing, wherein the damping bearing plays a role in lubricating and supporting and also plays a role in reducing and damping the rotation of mechanical equipment.
At present, the chinese utility model that the bulletin number is CN208966881U discloses a sealed damping bearing of auto steering knuckle, including inner ring, outer loop and the roller of roll connection between inner ring and outer loop, first step has all been seted up to the upper and lower both sides of outer loop internal surface, the top fixedly connected with sealing washer of first step, one side that the surface of sealing washer is close to the inner ring is provided with the ladder convex surface, the equal fixedly connected with clearance ring in the upper and lower both sides of inner ring surface.
As above damping bearing, its sealing washer, also called the shield in the trade, mainly play to the ball in the bearing and shield the dirt effect, most bearings on the market, as above-mentioned prior art is general, its shield is whole to be flat cyclic annular, lubricating oil is generally directly paintd on the ball, and the ball need rotate between the inner and outer loop just can play the support lubrication action to mechanical structure, the produced centrifugal revolving force of ball can throw away lubricating oil gradually in the permanent use, cause ball damping increase, wearing and tearing increase, and then influence the life of bearing.
SUMMERY OF THE UTILITY MODEL
A first object of the present invention is to provide a damping ring for a bearing, which is formed with a structure for storing lubricating oil, and can continuously lubricate a ball to reduce wear thereof, thereby prolonging the service life of the bearing.
A second object of the utility model is to provide a damping bearing, it has the structure of storing lubricating oil, can last the lubrication to the ball to reduce its wearing and tearing, thereby prolong the life of self.
The first purpose of the utility model is realized through the following technical scheme: a damping ring for a bearing comprises a damping ring body, wherein a supporting part is formed on the outer ring of the damping ring body in a protruding mode along one axial side of the damping ring body, and an oil storage space for storing lubricating oil is formed between the supporting part and the surface of the damping ring body.
Through adopting above-mentioned scheme, lubricating oil can be deposited in the oil storage space that forms between supporting portion and the damping ring body for the ball can be stained with lubricating oil and take on itself at the pivoted in-process, and then lubricate self, with the wearing and tearing that reduce the ball, thereby reach extension bearing life's purpose.
The utility model discloses a further set up to: the supporting part and the damping ring body are in arc transition, the connecting part between the supporting part and the damping ring body forms arc surfaces on the inner side and the outer side of the oil storage space respectively in the form of arc transition, the arc surface positioned on the outer side of the oil storage space serves as the supporting surface, and the arc surface positioned in the oil storage space is inwards sunken to form an oil retaining groove.
Through adopting above-mentioned scheme, prop up the face and be used for the outer lane looks butt with the bearing, the arc sets up and makes to prop up the portion and can fully contact with the bearing inner race to ensure the leakproofness between damping ring body and the bearing inner race, and the oil retaining groove is because being the arc sunken, consequently at the bearing rotation in-process, when fluid is thrown away by centrifugal force, can be by the oil retaining groove and be curved inner wall and support fluid, with the volume that reduces fluid and be thrown away, thereby reduce the loss of fluid.
The utility model discloses a further set up to: and an oil filling hole communicated with the oil storage space is formed in one side, close to the oil protection groove, of the damping ring body.
Through adopting above-mentioned scheme, when the lubricating oil in the bearing reduces gradually, can in time supply lubricating oil through the oil filler point to promote the lubricated effect to the ball, thereby further improve the life of bearing.
The utility model discloses a further set up to: the oil filler hole inclines towards the supporting part along the axis of the self depth direction.
Through adopting above-mentioned scheme, the bearing is at the pivoted in-process, and the centrifugal force that its produced is to fluid dragging towards the radial outside of bearing, sets up the back with the oil filler point towards the slope of support portion, can reduce the entry area of oil filler point towards the bearing center to reduce fluid via the excessive possibility of oil filler point, thereby reach the purpose of better protecting oil.
The utility model discloses a further set up to: the caliber of the oil filling hole gradually shrinks along with the increase of the depth.
Through adopting above-mentioned scheme, the change of oil filler point bore makes the entrance point diameter of oil filler point big, and exit end diameter is little, like this when the oiling in needs toward the oil storage space, makes things convenient for the entering of fluid, and at the rotatory in-process of bearing, fluid then is difficult to spill over via the oil filler point to further improve the sealed effect of damping ring body.
The utility model discloses a further set up to: the damping ring is fixed on the damping ring body and is located in an oil storage space, the inner ring of the damping ring is provided with a flexible damping portion, and the diameter of a cavity formed by the flexible damping portion in a surrounding mode is smaller than that of the cavity formed by the damping ring body in a surrounding mode.
By adopting the scheme, the flexible damping part is used for abutting against the inner ring of the bearing, and the speed reduction effect on the inner ring of the bearing is realized by means of the friction force between the flexible damping part and the inner ring of the bearing, so that the bearing has a damping function.
The second purpose of the utility model is realized through the following technical scheme: the utility model provides a damping bearing, includes inner circle, outer lane, roll and installs the ball between inner circle and outer lane and be used for fixing a position the holder of ball, set up on the outer lane and be used for supplying the seal groove of support portion embedding, support portion on the damping ring body inlays and locates and form between damping ring body, support portion, outer lane, inner circle, ball and the holder after in the seal groove the oil storage space, just flexible damping portion butt is on the circumference lateral wall of inner circle.
Through adopting above-mentioned scheme, form the oil storage space of relative confined between damping ring body, outer lane, inner circle, ball and the holder, can supply lubricating oil to store to make the ball can contact with fluid at rotatory in-process, and then realize lubricating, back and bearing inner race relatively fixed in the seal groove on the outer lane of damping ring body embedding simultaneously, flexible damping portion and inner circle looks butt this moment just so can slow down through the relative rotation between flexible damping portion to inner circle and the outer lane, thereby realize damping function.
The utility model discloses a further set up to: and a supporting inclined plane used for supporting and abutting the supporting surface is formed in one side, far away from the retainer, of the sealing groove.
By adopting the above scheme, the existence of propping the inclined plane, on the one hand can enlarge the opening of seal groove, makes things convenient for the installation of damping ring body, and on the other hand, the slope setting can make prop up to incline and prop up to prop up the face looks butt on the portion of propping for fully contact between damping ring body and the outer lane of bearing, and then realize well sealed.
To sum up, the utility model discloses following beneficial effect has:
1. the oil storage space formed by the supporting part on the damping ring can be used for storing lubricating oil, so that the balls can be stained with oil in the rotating process to realize lubrication, the abrasion of the balls is reduced, and the service life of the bearing is prolonged;
2. the oil injection hole on the damping ring body can conveniently add lubricating oil to the oil storage space so as to ensure that the oil in the oil storage space is sufficient, and further, the ball can be well lubricated;
3. the setting that the slope set up and the bore reduces gradually makes the oil filler point present big-outside-in-small state, and such structural feature can also reduce fluid and spill over when making the convenient oiling of oil filler point to make the ball can keep lubricating for a long time.
Drawings
FIG. 1 is a schematic sectional view showing the structure of example 1;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic sectional view of the structure of example 2;
fig. 4 is a partially enlarged view of fig. 3 at B.
In the figure: 1. a damping ring body; 2. a supporting part; 21. a supporting surface; 22. an oil retaining groove; 3. an oil storage space; 4. an oil filler hole; 5. a damping ring; 6. a flexible damping portion; 7. an inner ring; 8. an outer ring; 9. a ball bearing; 10. a holder; 11. a sealing groove; 12. the inclined plane is supported and abutted.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
as shown in fig. 1, a damping ring for a bearing includes a damping ring body and a damping ring, the damping ring body is in a ring shape with a hole at the center, a supporting and abutting portion is integrally formed at an outer ring of the damping ring body in a protruding manner, the extending direction of the supporting and abutting portion faces one axial side of the damping ring body, and an oil storage space for storing lubricating oil is formed between the supporting and abutting portion and the damping ring body.
As shown in fig. 2, simultaneously, the supporting portion and the damping ring body are in arc transition, the connecting portion between the supporting portion and the damping ring body forms arc surfaces on two sides of the oil storage space in the form of arc transition, the arc surface located outside the oil storage space is used as a supporting surface against the outer ring of the bearing, and the other arc surface is inwards recessed to form an oil protection groove.
One side that just is close to the oil groove of protecting on the damping ring body is provided with a plurality of oil filler points around the central interval distribution of damping ring body, and the degree of depth direction of oil filler point inclines towards a portion of supporting to be linked together with the oil storage space, and the bore of oil filler point dwindles gradually at the in-process of deepening the oil storage space, and then makes the outer end opening of oil filler point be greater than inner opening.
The damping ring is also in a ring shape with a hole in the center, is concentrically and fixedly connected with the damping ring body and is positioned in the oil storage space. The damping ring is characterized in that a flexible damping part is integrally arranged on the inner ring of the damping ring, the specific material of the flexible damping part can be any one of rubber, elastic metal or ceramic, the diameter of the inner ring formed by the enclosing of the flexible damping part is smaller than that of the inner ring formed by the enclosing of the damping ring body, when the damping ring is installed on the bearing, the supporting part is abutted to the outer ring of the bearing, meanwhile, the flexible damping part is abutted to the inner ring of the bearing, and then the relative rotating speed between the inner ring and the outer ring of the bearing is reduced, so that the damping effect is realized.
Example 2:
as shown in fig. 3, a damping bearing, which adopts the damping ring of embodiment 1, further includes an inner ring, an outer ring, balls, and a retainer, specifically, the inner ring and the outer ring are concentrically sleeved, the balls are embedded between the inner ring and the outer ring, and the balls are positioned by the retainer.
As shown in fig. 4, a sealing groove for embedding the supporting part is formed in the inner surface of the outer ring on one side facing the inner ring, the sealing groove is annular, a supporting inclined surface for supporting the supporting surface to abut is formed on one side of the sealing groove far away from the retainer, the opening width of the sealing groove on one side facing the inner ring is larger than the width of the groove bottom of the sealing groove due to the existence of the supporting inclined surface, when the damping ring body is installed in the sealing groove, the supporting surface and the supporting inclined surface abut against each other, the damping ring body is clamped and positioned, meanwhile, the flexible damping part abuts against the circumferential side wall of the inner ring, and at the moment, an oil storage space in a closed state is formed among the damping ring body, the supporting part.
The specific implementation principle is as follows: lubricating oil can be deposited in the oil storage space formed among the damping ring body, the supporting part, the outer ring, the inner ring, the balls and the retainer, so that the balls can be stained with the lubricating oil to be brought onto the balls in the rotating process, and then the balls are lubricated, so that the abrasion of the balls is reduced, and the purpose of prolonging the service life of the bearing is achieved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a damping ring for bearing, includes the damping ring body, its characterized in that: the damping ring comprises a damping ring body and is characterized in that a supporting and abutting part is formed in the outer ring of the damping ring body in a protruding mode along one axial side of the outer ring, and an oil storage space for storing lubricating oil is formed between the supporting and abutting part and the surface of the damping ring body.
2. The damping ring for a bearing of claim 1, wherein: the supporting part and the damping ring body are in arc transition, the connecting part between the supporting part and the damping ring body forms arc surfaces on the inner side and the outer side of the oil storage space respectively in the form of arc transition, the arc surface positioned on the outer side of the oil storage space serves as the supporting surface, and the arc surface positioned in the oil storage space is inwards sunken to form an oil retaining groove.
3. The damping ring for a bearing of claim 1, wherein: and an oil filling hole communicated with the oil storage space is formed in one side, close to the oil protection groove, of the damping ring body.
4. The damping ring for a bearing of claim 3, wherein: the oil filler hole inclines towards the supporting part along the axis of the self depth direction.
5. The damping ring for a bearing according to any one of claims 3 or 4, wherein: the caliber of the oil filling hole gradually shrinks along with the increase of the depth.
6. The damping ring for a bearing of claim 1, wherein: the damping ring is fixed on the damping ring body and is located in an oil storage space, the inner ring of the damping ring is provided with a flexible damping portion, and the diameter of a cavity formed by the flexible damping portion in a surrounding mode is smaller than that of the cavity formed by the damping ring body in a surrounding mode.
7. A damping bearing using the damping ring of claim 6, comprising an inner ring, an outer ring, balls rolling between the inner ring and the outer ring, and a cage for positioning the balls, wherein: the outer ring is provided with a sealing groove for embedding the supporting part, the supporting part on the damping ring body is embedded in the sealing groove, and then the damping ring body, the supporting part, the outer ring, the inner ring, the balls and the retainer form the oil storage space, and the flexible damping part is abutted against the circumferential side wall of the inner ring.
8. The damped bearing according to claim 7, wherein: and a supporting inclined plane used for supporting and abutting the supporting surface is formed in one side, far away from the retainer, of the sealing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020643871.6U CN212775159U (en) | 2020-04-24 | 2020-04-24 | Damping ring for bearing and damping bearing applying damping ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020643871.6U CN212775159U (en) | 2020-04-24 | 2020-04-24 | Damping ring for bearing and damping bearing applying damping ring |
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| Publication Number | Publication Date |
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| CN212775159U true CN212775159U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020643871.6U Active CN212775159U (en) | 2020-04-24 | 2020-04-24 | Damping ring for bearing and damping bearing applying damping ring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202871A (en) * | 2021-05-21 | 2021-08-03 | 舍弗勒技术股份两合公司 | Conductive oil guide assembly, bearing and bridge driving system |
-
2020
- 2020-04-24 CN CN202020643871.6U patent/CN212775159U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202871A (en) * | 2021-05-21 | 2021-08-03 | 舍弗勒技术股份两合公司 | Conductive oil guide assembly, bearing and bridge driving system |
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