CN221120648U - High wear-resistant multilayer sealed automobile hub bearing - Google Patents
High wear-resistant multilayer sealed automobile hub bearing Download PDFInfo
- Publication number
- CN221120648U CN221120648U CN202323265603.8U CN202323265603U CN221120648U CN 221120648 U CN221120648 U CN 221120648U CN 202323265603 U CN202323265603 U CN 202323265603U CN 221120648 U CN221120648 U CN 221120648U
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- Prior art keywords
- sealing ring
- chassis
- ring body
- inner ring
- ring
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- 238000007789 sealing Methods 0.000 claims abstract description 61
- 230000000670 limiting effect Effects 0.000 claims description 21
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a high-wear-resistance multilayer sealed automobile hub bearing which comprises a chassis, an outer ring body, a first sealing ring and an inner ring body, wherein the inner ring body is movably arranged in the outer ring body, the back part of the chassis is provided with a second sealing ring, a second fixing bolt is screwed in the second sealing ring, the second sealing ring is fixed on the chassis by the second fixing bolt, a through hole is formed in one side of the outer part of the inner ring body, the first sealing ring is placed outside the inner ring body, a first fixing bolt is screwed in the first sealing ring, and the first fixing bolt penetrates through the first sealing ring and is screwed into the through hole. According to the utility model, the second sealing ring and the first sealing ring are used for sealing the gap between the inner ring and the outer ring of the bearing, so that dust is prevented from entering the gap between the inner ring and the outer ring of the bearing, and the running of the bearing is prevented from being influenced.
Description
Technical Field
The utility model relates to the technical field of hub bearings, in particular to a high-wear-resistance multilayer sealed automobile hub bearing.
Background
The hub bearing is a part applied to the end part of an automobile axle and used for providing support for the hub and providing accurate guide for rotation of the hub, and is an important component for loading and rotation of the automobile, and the hub bearing is used for bearing axial load and radial load. Automobile hub bearings have been developed for many years to form various kinds of products such as integrated type, combined type, single layer type, double layer type and the like.
After the existing high-wear-resistance multi-layer sealed automobile hub bearing is mounted on a wheel, dust or other sundries are easy to enter the inner ring and the outer ring of the bearing due to gaps on the inner ring of the bearing, so that the rotation of the bearing is influenced, and the bearing is damaged.
Disclosure of utility model
The utility model aims to provide a high-wear-resistance multi-layer sealed automobile hub bearing so as to solve the problems that dust or other sundries are easy to enter into an inner ring and an outer ring of the bearing to influence the rotation of the bearing and damage the bearing after the existing high-wear-resistance multi-layer sealed automobile hub bearing is mounted on a wheel due to a gap in the inner ring of the bearing.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high wear-resisting multilayer sealed automobile hub bearing, includes chassis, outer lane body, first sealing ring and inner circle body, the internal activity of outer lane is provided with the inner circle body, the chassis back is provided with the second sealing ring, it has second fixing bolt to revolve in the second sealing ring, the second fixing bolt is fixed the second sealing ring to the chassis on, the through-hole has been seted up to one side of the external portion of inner circle, first sealing ring has been placed to the external portion of inner circle, revolve in the first sealing ring has first fixing bolt, first fixing bolt passes first sealing ring and screw in to the through-hole in.
Preferably, the first fixing bolts are provided with five groups on the first sealing ring, the through holes are provided with five groups on the inner ring body, the first fixing bolts are uniformly arranged on the first sealing ring, and the through holes are uniformly arranged on the inner ring body.
Preferably, the inner ring body is provided with a second limiting groove, the second limiting groove is provided with a plurality of groups in the inner ring body, and the second limiting groove extends from the inner ring body to the back of the inner ring body.
Preferably, the first sealing ring is provided with a first limiting groove, the first limiting groove is uniformly arranged in the first sealing ring, the first limiting groove extends from the front part of the first sealing ring to the back part of the first limiting groove, and the first limiting groove is in butt joint with the second limiting groove.
Preferably, a reinforcing disc is fixed to the outer portion of the front portion of the chassis, and a first mounting hole is formed in the reinforcing disc and extends from the reinforcing disc into the chassis.
Preferably, the reinforcing disc is connected with the outer ring body, a front disc is arranged on one side of the outer ring body, four groups of lugs are arranged on the periphery of the outer part of the front disc, and second mounting holes are formed in the lugs.
Preferably, five groups of second roller grooves are formed in the inner side of the outer ring body, five groups of first roller grooves are formed in the outer side of the inner ring body, the first roller grooves and the second roller grooves are mutually overlapped, a plurality of groups of roller bodies are movably arranged in the first roller grooves, and the outer parts of the roller bodies are mutually matched with the second roller grooves.
Compared with the prior art, the utility model has the beneficial effects that: this current high wear-resisting multilayer sealed automobile wheel hub bearing is rational in infrastructure, has following advantage:
(1) Can avoid dust or other debris to enter into the clearance of bearing and inner circle through being provided with outer lane body, first sealing ring, first fixing bolt and second sealing ring, consequently, in order to avoid dust and impurity to enter into the clearance of bearing inner circle and outer lane, be provided with first sealing ring in the outside of outer lane body, cooperate first sealing ring and inner lane body each other through first fixing bolt, the same reason is provided with the second sealing ring at the back of chassis, fix second sealing ring and chassis each other through second fixing bolt, seal through second sealing ring and first sealing ring bearing inner circle and clearance of outer lane, thereby avoid the dust to enter into the clearance of bearing inner circle and outer lane, influence the operation of bearing.
(2) Through being provided with the second roller groove in the outer lane body, be provided with first roller groove in the outside of the inner lane body, be provided with the roller body in the first roller groove, through being provided with multiunit roller body, rigidity and the loadability of increase bearing, vehicle wheel can ensure that bearing assembly does not lose position when bearing external force such as turning to, collision, extrusion, has guaranteed bearing assembly to the supporting strength at wheel hub position, effectual life that has prolonged.
Drawings
FIG. 1 is a schematic front perspective view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic diagram of a side-view perspective explosion structure of the present utility model;
FIG. 4 is a schematic side view of the present utility model;
Fig. 5 is a schematic diagram of an exploded front view of the present utility model.
In the figure: 1. a chassis; 2. a reinforcing disc; 3. a first mounting hole; 4. a front tray; 5. a second mounting hole; 6. a lug; 7. an outer ring body; 8. a first seal ring; 9. a first limit groove; 10. a first fixing bolt; 11. an inner ring body; 12. the second limit groove; 13. a through hole; 14. a roller body; 15. a first roller groove; 16. a second roller groove; 17. a second seal ring; 18. and a second fixing bolt.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the high-wear-resistance multi-layer sealed automobile hub bearing comprises a chassis 1, an outer ring body 7, a first sealing ring 8 and an inner ring body 11, wherein the inner ring body 11 is movably arranged in the outer ring body 7, a second sealing ring 17 is arranged at the back of the chassis 1, a second fixing bolt 18 is screwed in the second sealing ring 17, the second sealing ring 17 is fixed on the chassis 1 by the second fixing bolt 18, a through hole 13 is formed in one side of the outer part of the inner ring body 11, a first sealing ring 8 is placed outside the inner ring body 11, a first fixing bolt 10 is screwed in the first sealing ring 8, and the first fixing bolt 10 penetrates through the first sealing ring 8 and is screwed into the through hole 13;
Five groups of first fixing bolts 10 are arranged on the first sealing ring 8, five groups of through holes 13 are arranged on the inner ring body 11, the first fixing bolts 10 are uniformly arranged on the first sealing ring 8, and the through holes 13 are uniformly arranged on the inner ring body 11;
The second sealing ring 17 and the first sealing ring 8 are used for sealing the gap between the inner ring and the outer ring of the bearing, so that dust is prevented from entering the gap between the inner ring and the outer ring of the bearing, and the operation of the bearing is prevented from being influenced;
The inner ring body 11 is provided with a second limit groove 12, a plurality of groups of second limit grooves 12 are arranged in the inner ring body 11, and the second limit grooves 12 extend from the inner ring body 11 to the back of the inner ring body 11;
The first sealing ring 8 is provided with first limiting grooves 9, the first limiting grooves 9 are uniformly arranged in the first sealing ring 8, the first limiting grooves 9 extend from the front part of the first sealing ring 8 to the back part of the first limiting grooves 9, and the first limiting grooves 9 are mutually butted with the second limiting grooves 12;
The outer part of the front part of the chassis 1 is fixedly provided with a reinforcing disc 2, a first mounting hole 3 is formed in the reinforcing disc 2, and the first mounting hole 3 extends into the chassis 1 from the reinforcing disc 2;
the reinforcing disc 2 is connected with the outer ring body 7, one side of the outer ring body 7 is provided with a front disc 4, four groups of lugs 6 are arranged on the periphery of the outer part of the front disc 4, and second mounting holes 5 are formed in the lugs 6;
Five groups of second roller grooves 16 are formed in the inner side of the outer ring body 7, five groups of first roller grooves 15 are formed in the outer side of the inner ring body 11, the first roller grooves 15 are overlapped with the second roller grooves 16, a plurality of groups of roller bodies 14 are movably arranged in the first roller grooves 15, and the outer sides of the roller bodies 14 are matched with the second roller grooves 16;
Through being provided with multiunit roller body 14, increase the rigidity and the loadability of bearing, when bearing external force such as turn to, collision, extrusion, the vehicle wheel can ensure that the bearing assembly is not out of position, has guaranteed the bearing assembly to the support strength of wheel hub position, effectual life that has prolonged.
When the bearing assembly is used, the bearing assembly is mounted on a wheel and a vehicle, the second limiting groove 12 is arranged and matched with a limiting piece on an upper shaft of the wheel, the limiting effect is achieved, the rigidity and the load performance of the bearing are improved, when the vehicle wheel bears external forces such as steering, collision and extrusion, the bearing assembly is prevented from being out of position, the supporting strength of the bearing assembly on a hub part is ensured, the service life is effectively prolonged, the first sealing ring 8 is arranged outside the outer ring body 7, the first sealing ring 8 is matched with the inner ring body 11 through the first fixing bolt 10, the second sealing ring 17 is arranged at the back of the chassis 1 and is fixed with the chassis 1 through the second fixing bolt 18, and the gap between the inner ring and the outer ring of the bearing is sealed through the second sealing ring 17 and the gap between the inner ring and the outer ring of the bearing, so that dust is prevented from entering the gap between the inner ring and the outer ring of the bearing, and the running of the bearing is prevented from being influenced.
Claims (7)
1. High wear-resisting multilayer sealed automobile wheel hub bearing, its characterized in that: including chassis (1), outer lane body (7), first sealing ring (8) and inner circle body (11), the inside activity of outer lane body (7) is provided with inner circle body (11), chassis (1) back is provided with second sealing ring (17), second fixing bolt (18) have been rotated in second sealing ring (17), second fixing bolt (18) are fixed chassis (1) with second sealing ring (17), through-hole (13) have been seted up to one side of the outer portion of inner circle body (11), first sealing ring (8) have been placed to the outer portion of inner lane body (11), first fixing bolt (10) have been rotated in first sealing ring (8), first fixing bolt (10) pass first sealing ring (8) and screw in through-hole (13).
2. The high wear resistant multi-layer sealed automotive hub bearing of claim 1, wherein: the novel inner ring is characterized in that five groups of first fixing bolts (10) are arranged on the first sealing ring (8), five groups of through holes (13) are arranged on the inner ring body (11), the first fixing bolts (10) are uniformly arranged on the first sealing ring (8), and the through holes (13) are uniformly arranged on the inner ring body (11).
3. The high wear resistant multi-layer sealed automotive hub bearing of claim 2, wherein: the inner ring body (11) is provided with a second limiting groove (12), a plurality of groups of second limiting grooves (12) are arranged in the inner ring body (11), and the second limiting grooves (12) extend from the inner ring body (11) to the back of the inner ring body (11).
4. The high wear resistant multi-layer sealed automotive hub bearing of claim 1, wherein: first spacing groove (9) have been seted up in first sealing ring (8), first spacing groove (9) evenly set up in first sealing ring (8), first spacing groove (9) extend to the back of first spacing groove (9) from the front portion of first sealing ring (8), first spacing groove (9) dock each other with second spacing groove (12).
5. The high wear resistant multi-layer sealed automotive hub bearing of claim 1, wherein: the chassis is characterized in that a reinforcing disc (2) is fixed on the outer portion of the front portion of the chassis (1), a first mounting hole (3) is formed in the reinforcing disc (2), and the first mounting hole (3) extends into the chassis (1) from the reinforcing disc (2).
6. The high wear resistant multi-layer sealed automotive hub bearing of claim 5, wherein: the reinforcing disc (2) is connected with the outer ring body (7) mutually, one side of the outer ring body (7) is provided with a front disc (4), four groups of lugs (6) are arranged on the periphery of the outer part of the front disc (4), and second mounting holes (5) are formed in the lugs (6).
7. The high wear resistant multi-layer sealed automotive hub bearing of claim 1, wherein: five groups of second roller grooves (16) are formed in the inner side of the outer ring body (7), five groups of first roller grooves (15) are formed in the outer side of the inner ring body (11), the first roller grooves (15) and the second roller grooves (16) are mutually overlapped, a plurality of groups of roller bodies (14) are movably arranged in the first roller grooves (15), and the outer sides of the roller bodies (14) are mutually matched with the second roller grooves (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323265603.8U CN221120648U (en) | 2023-12-01 | 2023-12-01 | High wear-resistant multilayer sealed automobile hub bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323265603.8U CN221120648U (en) | 2023-12-01 | 2023-12-01 | High wear-resistant multilayer sealed automobile hub bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221120648U true CN221120648U (en) | 2024-06-11 |
Family
ID=91337441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323265603.8U Active CN221120648U (en) | 2023-12-01 | 2023-12-01 | High wear-resistant multilayer sealed automobile hub bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221120648U (en) |
-
2023
- 2023-12-01 CN CN202323265603.8U patent/CN221120648U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |