CN214662020U - Sealing element for automobile hub - Google Patents
Sealing element for automobile hub Download PDFInfo
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- CN214662020U CN214662020U CN202120281662.6U CN202120281662U CN214662020U CN 214662020 U CN214662020 U CN 214662020U CN 202120281662 U CN202120281662 U CN 202120281662U CN 214662020 U CN214662020 U CN 214662020U
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- fixedly connected
- sealing
- hub
- baffle
- wheel hub
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Abstract
The utility model discloses a sealing member for automobile wheel hub relates to wheel hub sealing technical field, specifically is a sealing member for automobile wheel hub, including wheel hub and oiling valve, wheel hub's internal fixed surface is connected with the bearing. This sealing member for automobile wheel hub, setting through the baffle, make the device possess the effect that can't get into the dust from the outside, cooperation setting through recess and main seal lip, in-process using can slide in the recess through main seal lip, thereby sealed and the effect that reduces area of contact has been played, the purpose of slowing down sealed pad wearing and tearing has been reached, setting through first buckle and second buckle, make and to have possessed between this wheel hub and the axostylus axostyle and can have certain dustproof waterproof effect, cooperation setting through oiling mouth and oiling valve, can locate the oiling to inside and the bearing of seal baffle through the oiling valve at the in-process that uses, thereby played and maintained convenient effect, the purpose that facilitates the use has been reached.
Description
Technical Field
The utility model relates to a wheel hub seals technical field, specifically is a sealing member for automobile wheel hub.
Background
The hub is the position of the wheel center for mounting the axle, namely, the conventional 'rim' or 'steel ring', the working environment of the hub bearing unit varies greatly, along with various road conditions, huge impact load can be generated, the hub bearing unit operates under the working condition of frequent vibration, severe heat exchange exists inside and outside the bearing, a large amount of hub bearing damage is caused by sealing failure and drying of lubricating grease, impurities such as soil, dust and the like enter the inside of the bearing through gaps, the service life of the hub bearing is greatly shortened, a general hub bearing sealing member (ring) can meet the requirement of silt prevention, but under the huge impact load, the rubber sealing lip is easy to age and be damaged by abrasion because the sealing lip in the sealing member is exposed outside, and therefore, how to improve the sealing member failure and silt prevention capability is the key for improving the design of the sealing structure of the hub bearing.
A wheel hub magnetic seal piece that discloses in chinese utility model patent application laid-open specification CN 207808926U, although this utility model can reach sealed effect through the rubber pad, but this utility model sealed area of contact is too big, causes the sealed wearing and tearing of rubber serious, and this utility model does not have the function to oiling in the sealing member moreover, makes the maintenance very troublesome, leads to using inconveniently, and this utility model has sealed pad wearing and tearing serious and uses inconvenient shortcoming.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a sealing member for automobile wheel hub has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a sealing element for an automobile hub comprises a hub and an oil injection valve, wherein a bearing is fixedly connected to the inner surface of the hub, the inner surface of the bearing is fixedly connected with a shaft rod, the inner surface of the hub is fixedly connected with the outer side surface of the shaft rod through the bearing, the inner surface of the hub is fixedly connected with a hub fixing ring, two sides of the inner surface of the hub fixing ring are fixedly connected with sealing baffles, the inner side surface of the sealing baffle is provided with a groove, the outer surface of the shaft lever is fixedly connected with a shaft lever fixing ring, the middle part of the outer side surface of the shaft lever fixing ring is fixedly connected with a rubber plate, two side surfaces of the rubber plate are fixedly connected with a main sealing lip, the inner surface of the groove is abutted against one end of the main sealing lip far away from the rubber plate, one end of the sealing baffle far away from the hub fixing ring is fixedly connected with the auxiliary sealing lip, one end of the auxiliary sealing lip, which is far away from the sealing baffle, is abutted against the two sides of the outer surface of the shaft lever fixing ring.
Optionally, an oil filling port is formed in the outer side surface of the sealing baffle, and an oil filling valve is fixedly connected to the outer side of the sealing baffle, which is located at the oil filling port.
Optionally, the outer side of the inner surface of the hub is fixedly connected with a baffle fixing ring, the inner surface of the baffle fixing ring is in threaded connection with a connecting ring, the outer side surface of the connecting ring is fixedly connected with a baffle, and the inner side surface of the baffle is abutted to the outer side surface of the hub.
Optionally, the inner side surface of the hub is detachably connected with a first snap ring through a screw, the outer surface of the shaft rod is fixedly connected with a second snap ring, and the first snap ring is fastened with the second snap ring.
Optionally, the oiling valve comprises a valve barrel, a sealing nozzle is fixedly connected to the top of the valve barrel, an annular plate is fixedly connected to the middle of the valve barrel, a sliding groove is formed in the middle of the inner surface of the valve barrel, a sliding block is connected to the inside of the sliding groove in a sliding mode, and a spring is fixedly connected to the upper surface of the annular plate.
Optionally, one end of the spring, which is far away from the annular plate, is fixedly connected with the upper portion of the sliding block, the upper end of the sliding block is fixedly connected with a connecting rod, the middle portion of the connecting rod is fixedly connected with a sealing ball, and the outer surface of the sealing ball is abutted to the inner surface of the sealing nozzle.
(III) advantageous effects
The utility model provides a sealing member for automobile wheel hub possesses following beneficial effect:
1. this sealing member for automobile wheel hub through the setting of baffle, makes the device possess the effect that can't get into the dust from the outside, sets up through the cooperation of recess and main seal lip, can slide in the recess through main seal lip at the in-process that uses to sealed effect with reducing area of contact has been played, has reached the purpose that slows down the wearing and tearing of sealed pad.
2. This sealing member for automobile wheel hub through the setting of first buckle and second buckle, has made to have possessed between this wheel hub and the axostylus axostyle and has had certain dustproof and waterproof's effect, sets up through the cooperation of oiling mouth and oiling valve, can locate the oiling to inside and the bearing of seal baffle through the oiling valve at the in-process that uses to play and maintain convenient effect, reached the purpose of facilitating the use.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2 according to the present invention;
fig. 4 is a schematic structural diagram of B in fig. 2 according to the present invention.
In the figure: 1. a hub; 2. a shaft lever; 3. a bearing; 4. a hub fixing ring; 5. sealing the baffle; 6. a groove; 7. a shaft lever fixing ring; 8. a rubber plate; 9. a primary seal lip; 10. an auxiliary sealing lip; 11. a baffle fixing ring; 12. a connecting ring; 13. a baffle plate; 14. a first retaining ring; 15. a second retaining ring; 16. an oil filling port; 17. an oil filling valve; 1701. a valve barrel; 1702. an annular plate; 1703. a chute; 1704. a slider; 1705. a connecting rod; 1706. a spring; 1707. a sealing ball; 1708. sealing the nozzle; 18. and (4) screws.
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 to 4, the present invention provides a technical solution: a sealing element for an automobile hub comprises a hub 1 and an oil injection valve 17, wherein a bearing 3 is fixedly connected to the inner surface of the hub 1, a shaft rod 2 is fixedly connected to the inner surface of the bearing 3, the inner surface of the hub 1 is fixedly connected with the outer side surface of the shaft rod 2 through the bearing 3, a hub fixing ring 4 is fixedly connected to the inner surface of the hub 1, sealing baffles 5 are fixedly connected to two sides of the inner surface of the hub fixing ring 4, a groove 6 is formed in the inner side surface of each sealing baffle 5, a shaft rod fixing ring 7 is fixedly connected to the outer surface of the shaft rod 2, a rubber plate 8 is fixedly connected to the middle of the outer side surface of the shaft rod fixing ring 7, main sealing lips 9 are fixedly connected to two side surfaces of each rubber plate 8, the inner surface of the groove 6 is abutted to one end of each main sealing lip 9, an auxiliary sealing lip 10 is fixedly connected to one end of each sealing baffle 5, which is far away from the sealing baffles 5, and abutted to two sides of the outer surface of the shaft rod fixing ring 7, an oil injection port 16 is formed in the outer side surface of the sealing baffle plate 5, an oil injection valve 17 is fixedly connected to the outer side of the oil injection port 16 on the outer side surface of the sealing baffle plate 5, a baffle fixing ring 11 is fixedly connected to the outer side of the inner surface of the hub 1, a connecting ring 12 is in threaded connection with the inner surface of the baffle fixing ring 11, a baffle 13 is fixedly connected to the outer side surface of the connecting ring 12, the inner side surface of the baffle 13 is abutted to the outer side surface of the hub 1, a first retaining ring 14 is detachably connected to the inner side surface of the hub 1 through a screw 18, a second retaining ring 15 is fixedly connected to the outer surface of the shaft rod 2, the first retaining ring 14 is fastened with the second retaining ring 15, the oil injection valve 17 comprises a valve barrel 1701, a sealing nozzle 1708 is fixedly connected to the top of the valve barrel 1701, an annular plate 1702 is fixedly connected to the middle of the valve barrel 1701, a sliding groove 1703 is formed in the middle of the inner surface of the valve barrel 1701, a sliding block 1704 is slidably connected to a spring 1706, the end of the spring 1706 far from the annular plate 1702 is fixedly connected with the upper part of the slider 1704, the upper end of the slider 1704 is fixedly connected with a connecting rod 1705, the middle part of the connecting rod 1705 is fixedly connected with a sealing ball 1707, and the outer surface of the sealing ball 1707 is abutted against the inner surface of the sealing nozzle 1708.
During the use, can be to 5 inboard injection lubricating oil of seal baffle through oiling valve 17 and oiling mouth 16, because 8 outside fixed connection's of rubber slab main seal lip 9 and recess 6 butt, and main seal lip 9 is arranged in between seal baffle 5 and the rubber slab 8 to one side, the lubricating oil of having guaranteed inside injection can not flow, setting through baffle 13, make the dust in the outside can't get into between wheel hub 1 and the axostylus axostyle 2, sealed effect has been guaranteed, lock joint through first buckle 14 and second buckle 15, guaranteed promptly that the rotation between wheel hub 1 and the axostylus axostyle 2 is connected, guaranteed again to have better dustproof and waterproof effect between wheel hub 1 and the axostylus axostyle 2.
To sum up, the utility model discloses a setting of main seal lip 9, make lubricating oil can only get into bearing 3 one side from between seal baffle 5, and can't flow to the outside from between seal baffle 5, this kind of sealing member for automobile wheel hub, through the setting of baffle 13, make the device possess the effect that can't get into dust from the outside, through the cooperation setting of recess 6 and main seal lip 9, can slide in recess 6 through main seal lip 9 in the process of using, thereby play sealed and reduce area of contact's effect, reached the purpose of slowing down the sealed pad wearing and tearing, this kind of sealing member for automobile wheel hub, through the setting of first buckle 14 and second buckle 15, make between this wheel hub 1 and axostylus axostyle 2 possess and can have certain dustproof waterproof effect, through the cooperation setting of oiling mouth 16 and oiling valve 17, can get into seal baffle 5 inside and bearing 3 department through oiling valve 17 in the process of using, thereby playing the role of convenient maintenance and achieving the purpose of convenient use.
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 (6)
1. The utility model provides a sealing member for automobile wheel hub, includes wheel hub (1) and oiling valve (17), its characterized in that: the inner surface of the hub (1) is fixedly connected with a bearing (3), the inner surface of the bearing (3) is fixedly connected with a shaft rod (2), the inner surface of the hub (1) is fixedly connected with the outer side surface of the shaft rod (2) through the bearing (3), the inner surface of the hub (1) is fixedly connected with a hub fixing ring (4), sealing baffles (5) are fixedly connected to two sides of the inner surface of the hub fixing ring (4), a groove (6) is formed in the inner side surface of each sealing baffle (5), the outer surface of the shaft rod (2) is fixedly connected with a shaft rod fixing ring (7), a rubber plate (8) is fixedly connected to the middle of the outer side surface of the shaft rod fixing ring (7), main sealing lips (9) are fixedly connected to two side surfaces of the rubber plate (8), and the inner surface of the groove (6) is abutted to one end, far away from the rubber plate (8), of the main sealing lips (9), sealing baffle (5) keep away from one end fixedly connected with of the solid fixed ring of wheel hub (4) and assist seal lip (10), assist seal lip (10) keep away from the both sides butt of the one end of sealing baffle (5) and the solid fixed ring of axostylus axostyle (7) surface.
2. The sealing member for the automobile hub according to claim 1, wherein: an oil filling port (16) is formed in the outer side surface of the sealing baffle plate (5), and an oil filling valve (17) is fixedly connected to the outer side of the sealing baffle plate (5) and located at the oil filling port (16).
3. The sealing member for the automobile hub according to claim 1, wherein: the outer side fixedly connected with baffle fixing ring (11) of wheel hub (1) internal surface, the internal surface threaded connection of baffle fixing ring (11) has go-between (12), the lateral surface fixedly connected with baffle (13) of go-between (12), the medial surface of baffle (13) and the lateral surface butt of wheel hub (1).
4. The sealing member for the automobile hub according to claim 1, wherein: the inner side surface of the hub (1) is detachably connected with a first snap ring (14) through a screw (18), the outer surface of the shaft rod (2) is fixedly connected with a second snap ring (15), and the first snap ring (14) is buckled with the second snap ring (15).
5. The sealing member for the automobile hub according to claim 1, wherein: the oil injection valve (17) comprises a valve cylinder (1701), a sealing nozzle (1708) is fixedly connected to the top of the valve cylinder (1701), an annular plate (1702) is fixedly connected to the middle of the valve cylinder (1701), a sliding groove (1703) is formed in the middle of the inner surface of the valve cylinder (1701), a sliding block (1704) is slidably connected to the inside of the sliding groove (1703), and a spring (1706) is fixedly connected to the upper surface of the annular plate (1702).
6. The sealing member for the automobile hub according to claim 5, wherein: one end, far away from the annular plate (1702), of the spring (1706) is fixedly connected with the upper portion of the sliding block (1704), the upper end of the sliding block (1704) is fixedly connected with a connecting rod (1705), the middle portion of the connecting rod (1705) is fixedly connected with a sealing ball (1707), and the outer surface of the sealing ball (1707) is abutted to the inner surface of the sealing nozzle (1708).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120281662.6U CN214662020U (en) | 2021-02-01 | 2021-02-01 | Sealing element for automobile hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120281662.6U CN214662020U (en) | 2021-02-01 | 2021-02-01 | Sealing element for automobile hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214662020U true CN214662020U (en) | 2021-11-09 |
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ID=78521025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120281662.6U Active CN214662020U (en) | 2021-02-01 | 2021-02-01 | Sealing element for automobile hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214662020U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770393A (en) * | 2022-04-02 | 2022-07-22 | 翟朝阳 | Nozzle adjusting and positioning device for locomotive wheel rim oil sprayer |
-
2021
- 2021-02-01 CN CN202120281662.6U patent/CN214662020U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770393A (en) * | 2022-04-02 | 2022-07-22 | 翟朝阳 | Nozzle adjusting and positioning device for locomotive wheel rim oil sprayer |
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