CN113119658A - Maintenance-free hub assembly - Google Patents
Maintenance-free hub assembly Download PDFInfo
- Publication number
- CN113119658A CN113119658A CN202110579911.4A CN202110579911A CN113119658A CN 113119658 A CN113119658 A CN 113119658A CN 202110579911 A CN202110579911 A CN 202110579911A CN 113119658 A CN113119658 A CN 113119658A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- brake disc
- hub
- bearing
- maintenance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 38
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 4
- 239000004519 grease Substances 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000001050 lubricating effect Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 8
- 238000000926 separation method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/001—Hubs with roller-bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/0073—Hubs characterised by sealing means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides an automobile maintenance-free wheel hub assembly, which comprises a wheel hub, wherein a circumferential wheel hub flange is arranged outside the wheel hub, a plurality of tire bolts are arranged at the upper part of the wheel hub flange, bolts are arranged at the lower part of the wheel hub flange, a bearing installation cavity is arranged inside the wheel hub, a maintenance-free bearing unit is arranged in the bearing installation cavity, one side of the wheel hub is sleeved inside a brake disc, a gear ring is arranged inside one side of the brake disc, the integral maintenance-free bearing increases the axial stress length, is more favorable for improving the dispersion space of the bearing capacity of the bearing and has a compact structure, the length of a half shaft is short, the weight is lighter than that of the wheel hub assembly with the conventional structure, the sealing performance of a bearing outer ring matched with a sealing ring and an oil seal ensures that grease is prevented from leaking, the sealing and lubricating effects of the bearing, the service life of the hub assembly is prolonged.
Description
Technical Field
The invention relates to the technical field of automobile hubs, in particular to an automobile maintenance-free hub assembly.
Background
With the increase of domestic economy, the traffic volume of the automobile cargo transportation industry is increased. The increased transport size of the fleet of vehicles requires more maintenance and more space and labor, which increases maintenance costs. The traditional hub assembly needs to be disassembled for maintenance and replacement of lubricating grease, oil seals and bearings when the distance between the hub assembly and the bearing is about 3 kilometers. Under the condition that the transportation task of the current transport vehicle is large, the number of times of vehicle maintenance is reduced, the vehicle operation time can be prolonged, the vehicle profit amount can be increased, and meanwhile, the vehicle maintenance cost is reduced. Under the conditions of reducing cost and improving operation time and economic benefits, more and more vehicles can choose to install maintenance-free hub assembly units. There is a need for a hub assembly that is more maintenance-free or even longer-spaced, and that reduces maintenance costs while increasing the attendance rate of a fleet of vehicles. In view of the above, we propose a maintenance-free hub assembly for a vehicle to solve the above problems.
Disclosure of Invention
In view of this, the invention provides a maintenance-free wheel hub assembly for an automobile, in the conventional wheel hub assembly, a wheel hub bearing is composed of a tapered roller bearing and other parts, and the fit clearance of each part is large, so that the whole wheel hub assembly is not compact in structure, large in volume, heavy in weight, and long in length of a half shaft. The steering knuckle semi-axle or the hub assembly is easy to be contaminated by foreign matters during installation or maintenance, so that the service life of the hub assembly is shortened due to abrasion of the steering knuckle semi-axle or the hub assembly.
In order to solve the technical problems, the invention provides an automobile maintenance-free hub assembly which comprises a hub, wherein a circumferential hub flange is arranged outside the hub, a plurality of tire bolts are arranged on the upper portion of the hub flange, a plurality of hub rabbets are arranged on the lower portion of the hub flange, bolts are connected in the hub rabbets, a bearing installation cavity is arranged inside the hub, a maintenance-free bearing unit is arranged in the bearing installation cavity, one side of the hub is sleeved inside a brake disc, and a gear ring is arranged inside one side of the brake disc.
Further, the wheel hub ring flange sets up at the outside of wheel hub and circumference fixed, wheel hub ring flange and wheel hub structure as an organic whole, the wheel hub tang is provided with a plurality ofly, the wheel hub tang sets up in the lower part of wheel hub ring flange and in the top of wheel hub.
Further, wheel hub's inside cavity is with this formation bearing installation cavity, bearing installation cavity central point puts and corresponds basically with wheel hub ring flange center, non-maintaining bearing unit agrees with the bearing installation cavity mutually, one side joint of non-maintaining bearing unit is in the bottom of bearing installation cavity, non-maintaining bearing unit's opposite side is located the tip of bearing installation cavity and receives the spacing of brake disc.
Further, the brake disc is provided with the brake disc for wheel hub one side and connects the chamber, the brake disc is connected the chamber and is adapted to wheel hub, wheel hub's front end cover closes at brake disc and connects the intracavity, the tip that the chamber is connected to the brake disc is provided with the braking ring flange, be provided with a plurality of brake disc connecting holes that suit with the bolt on the braking ring flange.
Furthermore, one side central point of brake disc is the trompil form, the inside of trompil is provided with the annular cavity that suits with the ring gear, the ring gear sets up in the annular cavity, just circumference is provided with a plurality of ring gear bolts on the ring gear, corresponds the ring gear bolt is provided with a plurality of screws in the annular cavity.
The technical scheme of the invention has the following beneficial effects:
1. adopt the bearing unit form, guaranteed the wholeness of bearing unit through the clamp, guaranteed the leakproofness of bearing unit through bearing inner race cooperation sealing ring and oil blanket and avoided the grease to leak for the sealed of bearing, lubricated effect are better, reduce the maintenance number of times, increase wheel hub assembly life-span.
2. The integral maintenance-free bearing increases the axial stress length, is more favorable for improving the bearing capacity of the bearing, and has compact structure, short half shaft length and lighter weight than a hub assembly with a conventional structure.
3. The center line of the tire is close to the center of the maintenance-free bearing, so that the stress of the roller of the maintenance-free bearing is more uniformly distributed, and the purpose of long service life is achieved.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side cross-sectional view of the present invention;
FIG. 3 is a schematic diagram of a separation structure according to the present invention;
FIG. 4 is a schematic view of the separation structure of the present invention.
1. A brake disc; 2. a ring gear; 3. a hub; 4. a maintenance-free bearing unit; 5. a tire bolt; 6. a hub flange; 7. a bolt; 8. a bearing mounting cavity; 9. the brake disc connecting cavity; 10. braking the flange plate; 11. a brake disc attachment hole; 12. an annular cavity; 13. a ring gear bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.
As shown in fig. 1-4: an automobile maintenance-free hub assembly comprises a hub 3, wherein a circumferential hub flange plate 6 is arranged outside the hub 3, a plurality of tire bolts 5 are arranged on the upper portion of the hub flange plate 6, a plurality of hub rabbets are arranged on the lower portion of the hub flange plate 6, bolts 7 are connected in the hub rabbets, a bearing installation cavity 8 is arranged inside the hub 3, a maintenance-free bearing unit 4 is arranged in the bearing installation cavity 8, one side of the hub 3 is sleeved inside a brake disc 1, a gear ring 2 is arranged inside one side of the brake disc 1, particularly, the hub and the hub flange plate are of an integrated structure, the hub flange plate is a circumferential convex plate welded on the hub, a plurality of threaded holes matched with the tire bolts are formed in the hub flange plate, the tire bolts penetrate through the threaded holes to be connected to the hub flange plate, a plurality of brake disc bolt holes are formed in the base surface of the hub flange plate and below the, the brake disc is fixed on the wheel hub by passing through the bolts in the brake disc bolt holes, the corresponding brake disc bolt holes are arranged on the brake disc and in the positions corresponding to the bolts, the brake disc is fixed on the wheel hub by connecting the bolts with the brake disc bolt holes, meanwhile, a bearing installation cavity arranged at one side of the wheel hub is matched with a brake disc connecting cavity arranged at one side of the brake disc, so that the brake disc can be sleeved at one side of the wheel hub, meanwhile, the inner space of the bearing installation cavity is matched with the maintenance-free bearing unit, so the maintenance-free bearing unit can be installed in the bearing installation cavity, meanwhile, one end of the bearing installation cavity is adapted to the maintenance-free bearing unit, and the other end of the bearing installation cavity is connected with the brake disc, therefore, the maintenance-free bearing unit is fixed in the bearing installation cavity, one side of the brake disc is provided with a cavity matched with the gear ring, and the gear ring is arranged in the cavity and is connected to the brake disc through a gear ring bolt, namely a bolt.
According to an embodiment of the present invention, as shown in fig. 1, 2, 3, and 4, the hub flange 6 is disposed outside the hub 3 and fixed in the circumferential direction, the hub flange 6 and the hub 3 are integrated, the hub spigot is provided with a plurality of bolts, and a plurality of corresponding bolts 7 are also provided, the hub spigot is disposed below the hub flange 6 and above the hub 3, specifically, the hub flange is disposed on a raised vertical plate on one side of the hub, the bolts are connecting bolts, and the bolts are located on the hub flange and below the tire bolts, and are used for connecting the hub flange to the brake disc through the bolts, so as to connect the hub and the brake disc together.
According to one embodiment of the present invention, as shown in fig. 1 and 3, the hub 3 is hollow inside to form a bearing installation cavity 8, the maintenance-free bearing unit 4 is matched with the bearing installation cavity 8, one side of the maintenance-free bearing unit 4 is clamped at the bottom of the bearing installation cavity 8, the other side of the maintenance-free bearing unit 4 is positioned at the end part of the bearing installation cavity 8 and limited by the brake disc 1, specifically, the maintenance-free bearing unit is arranged in the bearing installation cavity, one side of the bearing installation cavity is provided with a circumferential limiting ring plate, the maintenance-free bearing unit is limited by the limiting ring plate to avoid the maintenance-free bearing unit from falling off from one side of the bearing installation cavity, the other side of the bearing installation cavity is limited by the brake disc, the one end of the maintenance-free bearing unit arranged in the bearing installation cavity is limited, and therefore the maintenance-free bearing unit is clamped in the bearing installation cavity and cannot fall off.
According to an embodiment of the present invention, as shown in fig. 1, a brake disc connection cavity 9 is disposed on a side of the brake disc 1 opposite to the hub 3, the brake disc connection cavity 9 is adapted to the hub 3, a front end of the hub 3 is fitted in the brake disc connection cavity 9, a brake flange 10 is disposed at an end of the brake disc connection cavity 9, a plurality of brake disc connection holes 11 adapted to the bolts 7 are disposed on the brake flange 10, and specifically, the brake disc connection cavity disposed on the brake disc side aims to fit a bearing installation cavity disposed on the hub side and connect the bolts disposed on the hub through the brake flange disposed on the brake disc connection cavity and the brake disc connection holes disposed on the brake flange, so as to fix the brake disc on the hub.
According to an embodiment of the present invention, as shown in fig. 3 and 4, a central portion of one side of the brake disc 1 is in an opening shape, an annular cavity 12 corresponding to the ring gear 2 is arranged inside the opening, the ring gear 2 is arranged in the annular cavity 12, a plurality of ring gear bolts 13 are circumferentially arranged on the ring gear 2, a plurality of screw holes are arranged in the annular cavity 12 corresponding to the ring gear bolts 13, specifically, the ring gear is arranged in the central opening of the brake disc, an installation groove corresponding to the ring gear is arranged on an inner side wall in the opening, so that the ring gear is connected inside the brake disc through the installation groove, a plurality of ring gear bolts are arranged on the ring gear, and a fixing hole is correspondingly arranged in a relative position in the brake disc, so that the ring gear can be fixed in the brake disc through the.
The use method of the invention comprises the following steps:
when the brake disc is used, the maintenance-free bearing unit is arranged in a bearing installation cavity in the hub, and the maintenance-free bearing unit is fixed in the hub through the connection of the brake disc to the hub.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. The utility model provides an automobile maintenance-free hub assembly which characterized in that: including wheel hub (3), the outside of wheel hub (3) is provided with the wheel hub ring flange (6) of circumference, the upper portion of wheel hub ring flange (6) is provided with a plurality of tire bolts (5), the lower part of wheel hub ring flange (6) is provided with a plurality of wheel hub tang, wheel hub tang in-connection has bolt (7), the inside of wheel hub (3) is provided with bearing installation cavity (8), be provided with non-maintaining bearing unit (4) in bearing installation cavity (8), the inside at brake disc (1) is cup jointed to one side of wheel hub (3), one side inside of brake disc (1) is provided with ring gear (2).
2. The vehicle maintenance-free hub assembly of claim 1, wherein: the wheel hub ring flange (6) is arranged outside the wheel hub (3) and fixed in the circumferential direction, the wheel hub ring flange (6) and the wheel hub (3) are of an integral structure, the wheel hub spigot is provided with a plurality of bolts (7) which correspond to the wheel hub spigot in a plurality, and the wheel hub spigot is arranged on the lower portion of the wheel hub ring flange (6) and above the wheel hub (3).
3. The vehicle maintenance-free hub assembly of claim 1, wherein: the inside cavity of wheel hub (3) is with this formation bearing installation cavity (8), non-maintaining bearing unit (4) agree with mutually with bearing installation cavity (8), one side joint of non-maintaining bearing unit (4) is in the bottom of bearing installation cavity (8), the opposite side of non-maintaining bearing unit (4) is located the tip of bearing installation cavity (8) and receives the spacing of brake disc (1).
4. The vehicle maintenance-free hub assembly of claim 1, wherein: the maintenance-free bearing unit (4) is provided with two tapered roller bearings which are symmetrically arranged, and the two tapered roller bearings are connected into a unit whole by a bearing hoop.
5. The vehicle maintenance-free hub assembly of claim 1, wherein: brake disc (1) is provided with brake disc connection chamber (9) for wheel hub (3) one side, brake disc connection chamber (9) suits with wheel hub (3), the front end cover of wheel hub (3) is closed in brake disc connection chamber (9), the tip that chamber (9) was connected to the brake disc is provided with braking ring flange (10), be provided with a plurality of brake disc connecting holes (11) that suit with bolt (7) on braking ring flange (10).
6. The vehicle maintenance-free hub assembly of claim 1, wherein: one side central point of brake disc (1) is the trompil form, the inside of trompil is provided with annular cavity (12) that suits with ring gear (2), ring gear (2) set up in annular cavity (12), just circumference is provided with a plurality of ring gear bolts (13) on ring gear (2), corresponds ring gear bolt (13) are provided with a plurality of screws in annular cavity (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110579911.4A CN113119658A (en) | 2021-05-26 | 2021-05-26 | Maintenance-free hub assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110579911.4A CN113119658A (en) | 2021-05-26 | 2021-05-26 | Maintenance-free hub assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113119658A true CN113119658A (en) | 2021-07-16 |
Family
ID=76782779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110579911.4A Pending CN113119658A (en) | 2021-05-26 | 2021-05-26 | Maintenance-free hub assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113119658A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024201510A1 (en) * | 2023-03-29 | 2024-10-03 | Tvs Motor Company Limited | Wheel assembly for a vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6357557B1 (en) * | 2000-12-20 | 2002-03-19 | Kelsey-Hayes Company | Vehicle wheel hub and brake rotor and method for producing same |
| DE102004035535A1 (en) * | 2004-07-22 | 2006-02-09 | Zf Friedrichshafen Ag | Wheel hub bearing for commercial motor vehicle has bore diameter of bearing unit selected in such way that stub of wheel axle is manufactured from cast material |
| CN105952802A (en) * | 2016-06-16 | 2016-09-21 | 山东蓬翔汽车有限公司 | Non-maintenance hub unit assembly with brake drum |
| CN111284270A (en) * | 2020-03-04 | 2020-06-16 | 杭州时代电动科技有限公司 | Wheel hub assembly suitable for wheel edge driving |
| CN211166256U (en) * | 2019-12-18 | 2020-08-04 | 南京创捷和信汽车零部件有限公司 | Large-fall wheel-side maintenance-free front axle assembly for large bus |
| CN212194923U (en) * | 2020-03-04 | 2020-12-22 | 杭州时代电动科技有限公司 | Wheel hub assembly suitable for wheel edge driving |
| CN214874006U (en) * | 2021-05-26 | 2021-11-26 | 郑州精通汽车零部件有限公司 | Automobile maintenance-free hub assembly |
-
2021
- 2021-05-26 CN CN202110579911.4A patent/CN113119658A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6357557B1 (en) * | 2000-12-20 | 2002-03-19 | Kelsey-Hayes Company | Vehicle wheel hub and brake rotor and method for producing same |
| DE102004035535A1 (en) * | 2004-07-22 | 2006-02-09 | Zf Friedrichshafen Ag | Wheel hub bearing for commercial motor vehicle has bore diameter of bearing unit selected in such way that stub of wheel axle is manufactured from cast material |
| CN105952802A (en) * | 2016-06-16 | 2016-09-21 | 山东蓬翔汽车有限公司 | Non-maintenance hub unit assembly with brake drum |
| CN211166256U (en) * | 2019-12-18 | 2020-08-04 | 南京创捷和信汽车零部件有限公司 | Large-fall wheel-side maintenance-free front axle assembly for large bus |
| CN111284270A (en) * | 2020-03-04 | 2020-06-16 | 杭州时代电动科技有限公司 | Wheel hub assembly suitable for wheel edge driving |
| CN212194923U (en) * | 2020-03-04 | 2020-12-22 | 杭州时代电动科技有限公司 | Wheel hub assembly suitable for wheel edge driving |
| CN214874006U (en) * | 2021-05-26 | 2021-11-26 | 郑州精通汽车零部件有限公司 | Automobile maintenance-free hub assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024201510A1 (en) * | 2023-03-29 | 2024-10-03 | Tvs Motor Company Limited | Wheel assembly for a vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8939518B2 (en) | Tractor and trailer spindle assemblies | |
| CN214874006U (en) | Automobile maintenance-free hub assembly | |
| CN113119658A (en) | Maintenance-free hub assembly | |
| CN207523357U (en) | Horizontal wheels axle assembly and with its horizontal wheel assembly and bogie | |
| CN210344056U (en) | Thrust damping bearing | |
| CN202896174U (en) | Wheel hub with brake disc assembly | |
| CN209925608U (en) | Hub assembly sealing structure of hub reduction axle | |
| KR20110062107A (en) | Assembly arrangement of axle beam and knuckle | |
| CN211167089U (en) | Air disc type brake steering front shaft assembly for small and medium-sized passenger car | |
| CN211166256U (en) | Large-fall wheel-side maintenance-free front axle assembly for large bus | |
| CN110865305B (en) | Asynchronous traction motor test device | |
| CN220615367U (en) | Steering axle wheel limit assembly | |
| CN211054861U (en) | Muck vehicle wheel pair | |
| CN219325693U (en) | Wheel assembly | |
| CN219191810U (en) | Hub assembly without oil seal seat ring | |
| CN220615368U (en) | Hub assembly, wheel and working machine | |
| CN210553942U (en) | Non-braking axle suitable for high support strength | |
| US3124369A (en) | Vehicle idler arm mounting | |
| CN208593240U (en) | A kind of matched lightweight wheel hub of heavy-duty car trailer axle | |
| CN220535315U (en) | Wheel hub convenient for self lubrication | |
| CN219756752U (en) | Supporting wheel assembly suitable for aluminum ash cooling device | |
| CN217048120U (en) | Wheel hub structure and wheel shaft and wheel hub system | |
| CN221340046U (en) | Novel drive axle hub | |
| CN220101805U (en) | Hub bearing with combined outer ring flange structure | |
| CN215751725U (en) | Wheel edge speed reduction drive axle and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |