CN216306485U - High-sealing-performance tapered roller bearing - Google Patents
High-sealing-performance tapered roller bearing Download PDFInfo
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- CN216306485U CN216306485U CN202122781403.2U CN202122781403U CN216306485U CN 216306485 U CN216306485 U CN 216306485U CN 202122781403 U CN202122781403 U CN 202122781403U CN 216306485 U CN216306485 U CN 216306485U
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- Prior art keywords
- bearing
- sealing
- tapered roller
- closing plate
- cavity
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- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims abstract description 82
- 230000017525 heat dissipation Effects 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model discloses a high-sealing tapered roller bearing, which belongs to the technical field of bearings and comprises an inner bearing ring, wherein the outer surface of the inner bearing ring is in lap joint with the inner wall of an outer bearing ring through a plurality of rollers, the rollers are arranged in a cavity, the cavity is arranged between the inner bearing ring and the outer bearing ring, and a plurality of heat conducting rods are arranged in the cavity. This high leakproofness tapered roller bearing, link together first closing plate and bearing inner race through a plurality of first threaded rods, link together third closing plate and bearing inner race through a plurality of second threaded rods, for current bearing, the first closing plate that this bearing set up, the seal structure that second closing plate and third closing plate mutually supported and constitute can seal the cavity, make the difficult entering cavity of external debris and then lead to the fact the harm to the roller of its inside setting, and when roller surface adds has lubricating oil, the lubricating oil on roller surface is difficult to throw away from in the cavity.
Description
Technical Field
The utility model belongs to the technical field of bearings, and particularly relates to a high-sealing-performance tapered roller bearing.
Background
The tapered roller bearing belongs to a separated bearing, and the inner ring and the outer ring of the bearing are both provided with tapered roller paths. The bearing is divided into single-row, double-row and four-row tapered roller bearings according to the number of rows of rollers. The single-row tapered roller bearing can bear radial load and single-direction axial load. When a bearing bears a radial load, an axial component force is generated, so when another bearing capable of bearing an opposite axial force is needed for balancing, in the prior art, a tapered roller bearing is often applied to work in a relatively severe environment, because most of the existing tapered roller bearings are not provided with a sealing mechanism, external impurities are easy to enter the bearing, the tapered roller is easy to damage due to abrasion, and lubricating oil in the bearing is easy to flow out from the interior of the bearing, so that a tapered roller bearing with high sealing performance is needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects in the prior art, the utility model provides a high-sealing tapered roller bearing, which solves the problems that the conventional tapered roller bearing is not provided with a sealing mechanism, so that external impurities easily enter the bearing, the tapered roller is easily damaged due to abrasion, and lubricating oil in the bearing easily flows out of the tapered roller bearing.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high leakproofness tapered roller bearing, includes the bearing inner race, the surface of bearing inner race is through the inner wall overlap joint of a plurality of roller and bearing inner race, the roller sets up in the cavity, the cavity sets up between bearing inner race and bearing inner race, be provided with a plurality of heat conduction pole in the cavity, a plurality of heat conduction pole difference joint is at the opposite face of two first closing plates, the surface of first closing plate and the inner wall fixed connection of second closing plate, the second closing plate sets up in the ring channel.
The outer surface joint of second closing plate has a plurality of ball, and the equal roll connection of a plurality of ball is in the ring channel, the inner wall at the third closing plate is seted up to the ring channel, the overlap joint has first sealed the pad in the first closing plate, the inner wall of first sealed pad and the outer surface overlap joint of bearing inner circle, the outer surface overlap joint of third closing plate has the second to seal up, the outer surface of second sealed pad and the inner wall overlap joint of bearing outer lane.
As a further scheme of the utility model: the left end of the heat conducting rod is fixedly connected with the right side face of the heat radiating net, and the heat radiating net is clamped on the left side face of the first sealing plate.
As a further scheme of the utility model: fourth threaded holes are formed in the left side face and the right side face of the bearing outer ring, third threaded holes are formed in opposite faces of the two third sealing plates, and the third threaded holes and the fourth threaded holes are connected with the same second threaded rod in an inner threaded mode.
As a further scheme of the utility model: four first threaded holes are formed in the left side face and the right side face of the bearing inner ring, four second threaded holes are formed in the left side face and the right side face of the two first sealing plates, and the first threaded holes and the second threaded holes are connected with the same first threaded rod in an inner threaded mode.
As a further scheme of the utility model: the cross-sectional shapes of the first sealing plate, the second sealing plate and the third sealing plate are all annular.
As a further scheme of the utility model: the shape of radiator-grid sets up to the annular, the shape of first sealed pad and second sealed pad all sets up to the annular.
As a further scheme of the utility model: the first threaded hole corresponds to the second threaded hole in position, and the third threaded hole corresponds to the fourth threaded hole in position.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
1. the high-sealing tapered roller bearing is characterized in that a first sealing plate, a second sealing plate, a first sealing gasket, a second sealing gasket, a third sealing plate, a roller and an annular groove are arranged, a worker connects the first sealing plate with a bearing inner ring through a plurality of first threaded rods, connects the third sealing plate with a bearing outer ring through a plurality of second threaded rods, when the bearing inner ring rotates, the first sealing plate drives the second sealing plate to rotate in the annular groove arranged in the third sealing plate, relative to the existing bearing, the sealing structure formed by the first sealing plate, the second sealing plate and the third sealing plate which are arranged on the bearing are matched with each other can seal the cavity, so that foreign matters are not easy to enter the cavity to damage the roller arranged in the cavity, and when lubricating oil is added to the surface of the roller, the lubricating oil on the surface of the roller is not easy to throw out of the cavity.
2. This high leakproofness tapered roller bearing through setting up heat conduction pole and radiator-grid, when the bearing was using, bearing inner race and bearing inner race all with roller friction production heat, these heats conduct in the radiator-grid through the heat conduction pole for what this heat can go on gives off and makes the roller that sets up in the cavity be difficult for damaging because of the high temperature, has guaranteed the normal life of this bearing.
3. This high leakproofness tapered roller bearing seals up through setting up first sealed pad and second, can seal up the clearance between first closing plate and the bearing inner circle because of first sealed pad, and the second is sealed up and can be sealed up the clearance between third closing plate and the bearing inner circle for the lubricating oil on roller surface is difficult to flow out from these clearances, has guaranteed the cleanness of this bearing.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic sectional view of the outer race of the bearing of the present invention;
FIG. 3 is a perspective view of a first sealing plate according to the present invention;
FIG. 4 is a left perspective structural view of the first sealing plate of the present invention;
FIG. 5 is a schematic three-dimensional structure of a first gasket of the present invention;
in the figure: the sealing structure comprises a bearing inner ring 1, a roller 2, a bearing outer ring 3, a cavity 4, a heat conducting rod 5, a first sealing plate 6, a heat radiating net 7, a second sealing plate 8, a ball 9, an annular groove 10, a third sealing plate 11, a first sealing gasket 12, a second sealing gasket 13, a first threaded hole 14, a first threaded rod 15, a second threaded hole 16, a third threaded hole 17, a second threaded rod 18 and a fourth threaded hole 19.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 5, the present invention provides a technical solution: the utility model provides a high leakproofness tapered roller bearing, including bearing inner race 1, bearing inner race 1's surface passes through the inner wall overlap joint of a plurality of roller 2 and bearing inner race 3, roller 2 sets up in cavity 4, cavity 4 sets up between bearing inner race 1 and bearing inner race 3, be provided with a plurality of heat-conducting rod 5 in the cavity 4, a plurality of heat-conducting rod 5 joint is at the opposite face of two first closing plates 6 respectively, the surface of first closing plate 6 and the inner wall fixed connection of second closing plate 8, second closing plate 8 sets up in ring channel 10.
The outer surface joint of second closing plate 8 has a plurality of ball 9, through setting up ball 9, because of ball 9 sets up between second closing plate 8 and ring channel 10, the friction between second closing plate 8 and ring channel 10 has been reduced, make second closing plate 8 can be steady in ring channel 10 rotate, the equal roll connection of a plurality of ball 9 is in ring channel 10, the inner wall at third closing plate 11 is seted up to ring channel 10, through setting up ring channel 10, make ring channel 10 can carry on spacingly to second closing plate 8, make second closing plate 8 can not take place the skew when rotating, the overlap joint has first sealed pad 12 in the first closing plate 6, the inner wall of first sealed pad 12 and the outer surface overlap joint of bearing inner circle 1, the outer surface overlap joint of third closing plate 11 has second sealed pad 13, the outer surface of second sealed pad 13 and the inner wall overlap joint of bearing outer lane 3.
Specifically, as shown in fig. 2, the left end of the heat conducting rod 5 is fixedly connected with the right side surface of the heat radiating net 7, the heat radiating net 7 is connected to the left side surface of the first sealing plate 6 in a clamping manner, the left and right side surfaces of the bearing outer ring 3 are both provided with fourth threaded holes 19, the opposite surfaces of the two third sealing plates 11 are both provided with third threaded holes 17, the third threaded holes 17 and the fourth threaded holes 19 are connected with the same second threaded rod 18 in an inner thread manner, by arranging the second threaded rod 18, the second threaded rod 18 is screwed into the third threaded holes 17 and the fourth threaded holes 19, so that the third sealing plate 11 can be fixed on the side surface of the bearing outer ring 3 by the second threaded rod 18, the left and right side surfaces of the bearing inner ring 1 are both provided with four first threaded holes 14, the left and right side surfaces of the two first sealing plates 6 are both provided with four second threaded holes 16, the first threaded holes 14 and the second threaded holes 16 are connected with the same first threaded rod 15, by arranging the first threaded rod 15, the first threaded rod 15 is screwed into the first threaded hole 14 and the second threaded hole 16, so that the first threaded rod 15 can fix the first sealing plate 6 on the side surface of the bearing inner ring 1, the positions of the first threaded hole 14 and the second threaded hole 16 correspond to each other, and the position of the third threaded hole 17 corresponds to the position of the fourth threaded hole 19.
Specifically, as shown in fig. 3, the cross-sectional shapes of the first sealing plate 6, the second sealing plate 8 and the third sealing plate 11 are all set to be annular, and by setting the first sealing plate 6, the second sealing plate 8 and the third sealing plate 11, the first sealing plate 6, the second sealing plate 8 and the third sealing plate 11 are mutually matched to seal the cavity 4, so that external impurities cannot enter the cavity 4.
Specifically, as shown in fig. 4 and 5, the heat dissipation mesh 7 is shaped like a ring, the first sealing gasket 12 and the second sealing gasket 13 are both shaped like a ring, and by arranging the first sealing gasket 12 and the second sealing gasket 13, the first sealing gasket 12 can seal the gap between the first sealing plate 6 and the bearing inner ring 1, and the second sealing gasket 13 can seal the gap between the third sealing plate 11 and the bearing outer ring 3, so that the lubricating oil on the surface of the roller 2 is not easy to flow out of the gaps, and the cleanness of the bearing is ensured.
The working principle of the utility model is as follows:
s1, when the bearing needs to be used, a worker moves the first sealing gasket 12 into the first sealing plate 6, sleeves the second sealing gasket 13 on the outer surface of the third sealing plate 11, moves the first sealing plate 6, drives the third sealing plate 11 to move by the first sealing plate 6 through the second sealing plate 8, when the first sealing plate 6 drives the second threaded hole 16 to correspond to the first threaded hole 14, the first threaded rod 15 is screwed into the first threaded hole 14 and the second threaded hole 16, and the first sealing plate 6 is fixed on the bearing inner ring 1;
s2, finally, when the third threaded hole 17 corresponds to the fourth threaded hole 19, a worker screws the second threaded rod 18 into the third threaded hole 17 and the fourth threaded hole 19, the third sealing plate 11 is fixed on the bearing outer ring 3, when the bearing inner ring 1 rotates, the bearing inner ring 1 drives the first sealing plate 6 to rotate through the first threaded rod 15, the first sealing plate 6 drives the second sealing plate 8 to rotate in the annular groove 10, and the second sealing plate 8 drives the plurality of rollers 2 to roll in the annular groove 10.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. A high leakproofness tapered roller bearing, includes bearing inner race (1), its characterized in that: the outer surface of the bearing inner ring (1) is in lap joint with the inner wall of the bearing outer ring (3) through a plurality of rollers (2), the rollers (2) are arranged in the cavity (4), the cavity (4) is arranged between the bearing inner ring (1) and the bearing outer ring (3), a plurality of heat conducting rods (5) are arranged in the cavity (4), the heat conducting rods (5) are respectively clamped on opposite surfaces of two first sealing plates (6), the outer surface of each first sealing plate (6) is fixedly connected with the inner wall of a second sealing plate (8), and the second sealing plates (8) are arranged in the annular grooves (10);
the outer surface joint of second closing plate (8) has a plurality of ball (9), and the equal roll connection of a plurality of ball (9) is in ring channel (10), the inner wall at third closing plate (11) is seted up in ring channel (10), the overlap joint has first sealed pad (12) in first closing plate (6), the inner wall of first sealed pad (12) and the outer surface overlap joint of bearing inner circle (1), the outer surface overlap joint of third closing plate (11) has the sealed pad of second (13), the outer surface of the sealed pad of second (13) and the inner wall overlap joint of bearing outer lane (3).
2. The high-sealability tapered roller bearing according to claim 1, wherein: the left end of heat conduction pole (5) and the right flank fixed connection of radiator-grid (7), radiator-grid (7) joint is in the left surface of first closing plate (6).
3. The high-sealability tapered roller bearing according to claim 1, wherein: fourth threaded holes (19) are formed in the left side face and the right side face of the bearing outer ring (3), third threaded holes (17) are formed in opposite faces of the two third sealing plates (11), and the third threaded holes (17) and the fourth threaded holes (19) are in internal threaded connection with the same second threaded rod (18).
4. A high-sealability tapered roller bearing according to claim 3, wherein: four first threaded holes (14) are formed in the left side face and the right side face of the bearing inner ring (1), four second threaded holes (16) are formed in the left side face and the right side face of the two first sealing plates (6), and the first threaded holes (14) and the second threaded holes (16) are in internal threaded connection with the same first threaded rod (15).
5. The high-sealability tapered roller bearing according to claim 1, wherein: the cross-sectional shapes of the first sealing plate (6), the second sealing plate (8) and the third sealing plate (11) are all annular.
6. The high-sealability tapered roller bearing according to claim 2, wherein: the shape of the heat dissipation net (7) is annular, and the shapes of the first sealing gasket (12) and the second sealing gasket (13) are annular.
7. The high-sealability tapered roller bearing according to claim 4, wherein: the positions of the first threaded hole (14) and the second threaded hole (16) correspond, and the position of the third threaded hole (17) corresponds to the position of the fourth threaded hole (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122781403.2U CN216306485U (en) | 2021-11-15 | 2021-11-15 | High-sealing-performance tapered roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122781403.2U CN216306485U (en) | 2021-11-15 | 2021-11-15 | High-sealing-performance tapered roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216306485U true CN216306485U (en) | 2022-04-15 |
Family
ID=81119420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122781403.2U Expired - Fee Related CN216306485U (en) | 2021-11-15 | 2021-11-15 | High-sealing-performance tapered roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216306485U (en) |
-
2021
- 2021-11-15 CN CN202122781403.2U patent/CN216306485U/en not_active Expired - Fee Related
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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: 20220415 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |