CN217462918U - Hub bearing unit convenient to assemble - Google Patents
Hub bearing unit convenient to assemble Download PDFInfo
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- CN217462918U CN217462918U CN202221028538.XU CN202221028538U CN217462918U CN 217462918 U CN217462918 U CN 217462918U CN 202221028538 U CN202221028538 U CN 202221028538U CN 217462918 U CN217462918 U CN 217462918U
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- hub
- butt joint
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Abstract
The utility model provides a convenient assembling's wheel hub bearing unit. The hub bearing unit convenient to assemble comprises: a hub shaft; the connecting groove is formed in the top of the hub shaft, a bearing outer ring is fixedly connected inside the hub shaft, an outer ring groove is formed in the bearing outer ring, and a bearing inner ring is arranged inside the bearing outer ring; and the mounting ring is mounted at the top end of the bearing inner ring. The utility model provides a pair of convenient assembling's wheel hub bearing unit sets up the butt joint ring through the outside at the collar to through the screw with butt joint ring and the inside second fixed orifices fixed connection of collar, make the sealing ring with sealed lid with the whole sealed in outer lane groove, thereby replaced the use of sealing rubber circle, thereby very big improvement the leakproofness of lubricating oil department, when personnel need carry out the injection of lubricating oil simultaneously, also convenient and fast more, directly dismantle and just can accomplish oiling work behind the sealed lid.
Description
Technical Field
The utility model relates to a wheel hub bearing field especially relates to a convenient assembling's wheel hub bearing unit.
Background
The hub bearing is one of the key parts of the automobile, and the main functions of the hub bearing are to bear the weight and provide accurate guidance for the rotation of the hub, so that the hub bearing is required to bear not only axial load but also radial load.
The hub bearing is a part applied to an automobile axle for bearing and providing accurate guide for the rotation of a hub, bears axial load and radial load, is an important component of automobile load and rotation, and therefore needs to ensure good lubricating performance.
The rubber on the sealing assembly on the traditional wheel hub bearing is easy to age along with the increase of the service time, so that the sealing effect is poor, lubricating oil in the sealing assembly is easy to run off, and external dust easily enters the sealing assembly to influence the lubricating performance of the wheel hub bearing.
Therefore, it is necessary to provide a hub bearing unit which is convenient to assemble to solve the technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a convenient assembling's wheel hub bearing unit has solved the relatively poor problem of lubricated department leakproofness of wheel hub bearing.
For solving the technical problem, the utility model provides a pair of convenient assembling's wheel hub bearing unit includes: a hub shaft;
the connecting groove is formed in the top of the hub shaft, a bearing outer ring is fixedly connected inside the hub shaft, an outer ring groove is formed in the bearing outer ring, and a bearing inner ring is arranged inside the bearing outer ring;
the mounting ring, the mounting ring is installed on the top of bearing inner race, the top of mounting ring is provided with the sealing ring, the sealed lid of inside fixedly connected with of sealing ring, the bottom fixedly connected with of sealing ring connects the ring, the ring diameter that connects the ring matches with the ring diameter phase-match of mounting ring, the diameter phase-match of sealing ring and outer lane groove, the degree of depth of sealed lid and the high phase-match of bearing inner race.
Preferably, three first fixing holes are formed in the sealing ring, three second fixing holes are formed in the top of the mounting ring, the three first fixing holes correspond to the three second fixing holes in position,
preferably, the inner wall of the bearing outer ring is provided with a first outer butt joint groove, and the inner wall of the bearing outer ring is provided with a second outer butt joint groove below the first outer butt joint groove.
Preferably, a first inner butt joint groove is formed in the outer portion of the bearing inner ring, a second inner butt joint groove is formed in the outer portion of the bearing inner ring and located below the first inner butt joint groove, the first outer butt joint groove and the first inner butt joint groove are matched in position and size, and the second outer butt joint groove and the second inner butt joint groove are matched in position and size.
Preferably, a plurality of first steel balls are arranged inside the first inner butt joint groove, and a plurality of second steel balls are arranged inside the second inner butt joint groove.
Preferably, the bottom of the bearing inner ring is arc-shaped and corresponds to the arc-shaped projection at the top of the hub shaft.
Compared with the prior art, the utility model provides a pair of convenient assembling's wheel hub bearing unit has following beneficial effect:
the utility model provides a convenient assembling's wheel hub bearing unit, the outside through in the collar sets up the butt joint ring, and through the screw with butt joint ring and the inside second fixed orifices fixed connection of collar, make the sealing ring with sealed lid with the whole sealed in outer lane groove, thereby replaced the use of sealing rubber circle, thereby very big improvement the leakproofness of lubricating oil department, when personnel need carry out the injection of lubricating oil simultaneously, also convenient and fast more, directly dismantle and just can accomplish oiling work behind the sealed lid.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a hub bearing unit convenient to assemble according to the present invention;
fig. 2 is a schematic structural diagram of a bearing inner race provided by the present invention;
fig. 3 is a schematic structural diagram of a bearing outer ring provided by the present invention;
fig. 4 is a schematic structural diagram of the docking ring provided by the present invention.
Reference numbers in the figures: 1. the sealed lid, 2, first fixed orifices, 3, first steel ball, 4, second steel ball, 5, collar, 6, second fixed orifices, 7, bearing inner race, 8, outer lane groove, 9, first interior butt joint groove, 10, first outer butt joint groove, 11, the outer butt joint groove of second, 12, wheel hub axle, 13, the interior butt joint groove of second, 14, bearing inner race, 15, spread groove, 16, butt joint ring, 17, sealing ring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a hub bearing unit with convenient assembly according to the present invention; fig. 2 is a schematic structural diagram of a bearing inner race provided by the present invention; fig. 3 is a schematic structural diagram of a bearing outer ring provided by the present invention; fig. 4 is a schematic structural diagram of the docking ring provided by the present invention. A hub bearing unit convenient to assemble includes: the hub axle 12;
the connecting groove 15 is formed in the top of the hub shaft 12, the bearing outer ring 7 is fixedly connected inside the hub shaft 12, the outer ring groove 8 is formed inside the bearing outer ring 7, and the bearing inner ring 14 is arranged inside the bearing outer ring 7;
the mounting ring 5, the mounting ring 5 is installed on the top of bearing inner race 14, the top of mounting ring 5 is provided with sealing ring 17, the sealed lid 1 of inside fixedly connected with of sealing ring 17, the bottom fixedly connected with of sealing ring 17 connects to ring 16, the ring footpath of connecting to ring 16 and the ring footpath phase-match of mounting ring 5, the diameter of sealing ring 17 and the diameter phase-match of outer lane groove 8, the degree of depth of sealed lid 1 and the high phase-match of bearing inner race 14.
Three first fixing holes 2 are formed in the sealing ring 17, three second fixing holes 6 are formed in the top of the mounting ring 5, and the three first fixing holes 2 correspond to the three second fixing holes 6 in position.
The inner wall of the bearing outer ring 7 is provided with a first outer butt joint groove 10, and the inner wall of the bearing outer ring 7 is provided with a second outer butt joint groove 10 below the first outer butt joint groove 10.
The outer portion of the bearing inner ring 14 is provided with a first inner butt joint groove 9, the outer portion of the bearing inner ring 14 is provided with a second inner butt joint groove 13 below the first inner butt joint groove 9, the positions and the sizes of the first outer butt joint groove 10 and the first inner butt joint groove 9 are matched with each other, and the positions and the sizes of the second outer butt joint groove 11 and the second inner butt joint groove 13 are matched with each other.
A plurality of first steel balls 3 are arranged in the first inner butt joint groove 9, and a plurality of second steel balls 4 are arranged in the second inner butt joint groove 13.
The bottom of the bearing inner race 14 is arc-shaped and corresponds to the top arc-shaped projection of the hub axle 12.
The utility model provides a pair of convenient assembling's wheel hub bearing unit's theory of operation as follows:
when the first steel balls 3 and the second steel balls 4 rotate in one direction, due to the assembled bearing inner ring 14 and the assembled bearing outer ring 7, lubricating oil can effectively flow through the first outer butt joint groove 10, the second outer butt joint groove 11 and gaps between the first outer butt joint groove and the second outer butt joint groove, so that the lubricating effect of the lubricating oil is effectively improved;
when adding lubricating oil, the sealing cover 1 is taken down by detaching screws, then lubricating oil is added to the mounting ring 5, then the butt ring 16 is arranged outside the mounting ring 5, and the butt ring 16 is fixedly connected with the second fixing hole 6 inside the mounting ring 5 by screws, so that the sealing ring 17 and the sealing cover 1 seal the whole of the outer ring groove 8.
Compared with the prior art, the utility model provides a pair of convenient assembling's wheel hub bearing unit has following beneficial effect:
through setting up the butt joint ring 16 in the outside of collar 5 to through the screw with butt joint ring 16 and the inside second fixed orifices 6 fixed connection of collar 5, make sealing ring 17 and sealed lid 1 with the whole sealing of outer lane groove 8, thereby replaced the use of sealing rubber circle, thereby very big improvement the leakproofness of lubricating oil department, when personnel need carry out the injection of lubricating oil simultaneously, also convenient and fast more, directly dismantle and just can accomplish oiling work behind the sealed lid 1.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A hub bearing unit convenient to assemble, comprising: a hub shaft (12);
the connecting groove (15) is formed in the top of the hub shaft (12), a bearing outer ring (7) is fixedly connected to the inside of the hub shaft (12), an outer ring groove (8) is formed in the bearing outer ring (7), and a bearing inner ring (14) is arranged in the bearing outer ring (7);
the mounting ring (5), the top in bearing inner race (14) is installed in mounting ring (5), the top of mounting ring (5) is provided with sealing ring (17), the sealed lid (1) of inside fixedly connected with of sealing ring (17), the bottom fixedly connected with of sealing ring (17) connects ring (16).
2. An easily assembled hub bearing unit according to claim 1, wherein the sealing ring (17) has three first fixing holes (2) formed therein, and the mounting ring (5) has three second fixing holes (6) formed at the top thereof.
3. The hub bearing unit convenient to assemble according to claim 1, wherein the inner wall of the bearing outer ring (7) is provided with a first outer butt joint groove (10), and the inner wall of the bearing outer ring (7) below the first outer butt joint groove (10) is provided with a second outer butt joint groove (11).
4. An easily assembled hub bearing unit according to claim 1, characterized in that the outer portion of the inner bearing ring (14) is provided with a first inner abutting groove (9), and the outer portion of the inner bearing ring (14) below the first inner abutting groove (9) is provided with a second inner abutting groove (13).
5. A hub bearing unit according to claim 4, being easy to assemble, wherein the first inner abutment groove (9) is provided with a number of first steel balls (3) inside and the second inner abutment groove (13) is provided with a number of second steel balls (4) inside.
6. An easy-to-assemble hub bearing unit according to claim 1, wherein the bottom of the inner bearing ring (14) is arc-shaped to correspond to the top arc-shaped projection of the hub axle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221028538.XU CN217462918U (en) | 2022-04-28 | 2022-04-28 | Hub bearing unit convenient to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221028538.XU CN217462918U (en) | 2022-04-28 | 2022-04-28 | Hub bearing unit convenient to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217462918U true CN217462918U (en) | 2022-09-20 |
Family
ID=83272610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221028538.XU Active CN217462918U (en) | 2022-04-28 | 2022-04-28 | Hub bearing unit convenient to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217462918U (en) |
-
2022
- 2022-04-28 CN CN202221028538.XU patent/CN217462918U/en active Active
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