CN213861710U

CN213861710U - High-strength new energy automobile hub unit outer ring

Info

Publication number: CN213861710U
Application number: CN202022641260.0U
Authority: CN
Inventors: 戚伟栋; 匡东; 施春江; 王晗; 施建平; 王玲珑; 石慧
Original assignee: Hangzhou Advance Forging Co ltd
Current assignee: Hangzhou Advance Forging Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-03
Anticipated expiration: 2030-11-16

Abstract

The utility model belongs to the technical field of auto-parts, especially, be high strength new forms of energy automobile wheel hub unit outer lane, including the bearing, the surface of bearing is provided with first inner circle, and the up end of first inner circle is provided with the ball, and the surface of first inner circle is provided with the baffle, and one side of baffle is provided with the limiting plate, and one side of limiting plate is provided with seal ring. The utility model discloses a set up the arch, extrude the ball inside the outer lane, the risk that axial aversion appears in the ball has been reduced, the ball is at the inner circle, the problem of drunkenness between the outer lane has been solved, make the rotation of wheel hub and bearing more steady, through setting up the inner circle, as supporting with the bearing, the reaction force of two inner circle extrusion balls has strengthened the contact force of inner circle and bearing, when having solved faster with higher speed, can take place the problem of radial slipping between two inner circles and the bearing, shake and the wearing and tearing to the bearing when having reduced wheel hub rotation, the service life of bearing has been prolonged.

Description

High-strength new energy automobile hub unit outer ring

Technical Field

The utility model relates to an auto-parts technical field specifically is high strength new forms of energy automobile wheel hub unit outer lane.

Background

New energy automobiles all use unconventional automobile fuel as a power source and are manufactured by adopting a new technology and a new structure. The vehicles have the unified characteristics of fuel energy conservation, exhaust emission reduction, high efficiency, low noise and quick acceleration. Meanwhile, the technology is not mature because the new energy automobiles are all in a starting stage. Generally, the vehicle has the common characteristics of low reserved quantity, inconvenient charging, gas filling and maintenance, and compared with the conventional fuel oil vehicle, the new energy vehicle has small discharge and insufficient power and is not suitable for long-distance running.

There are the following problems:

1. the ball between current wheel hub unit outer lane and the inner circle supports and leans on in the spacing ring, and the long-term back of using of spacing ring, the risk that the rolling element axial shifted can appear, and the ball will be drunkenness between inner circle, outer lane, and is unstable when causing wheel hub and bearing rotation.

2. The inner ring of the current new energy automobile hub unit is directly connected with the bearing, when the acceleration is fast, the inner ring and the bearing can slide radially, the hub can shake or even wear the bearing, and the service life of the bearing is shortened suddenly.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a high strength new forms of energy automobile wheel hub unit outer lane has solved long-term used spacing change can appear the rolling element between inner circle, outer lane drunkenness and the faster problem that can take place radial skidding between inner circle and the bearing when accelerating.

In order to achieve the above object, the utility model provides a following technical scheme: the high-strength new energy automobile hub unit outer ring comprises a bearing, a first inner ring is arranged on the outer surface of the bearing, the upper end surface of the first inner ring is provided with a ball, the outer surface of the first inner ring is provided with a baffle plate, a limiting plate is arranged on one side of the baffle, a sealing washer is arranged on one side of the limiting plate, a bulge is arranged on the upper end surface of the sealing washer, a first connecting flange is arranged on the outer surface of the bulge, a second connecting flange is arranged on the other side of the first inner ring, a first bottom hole is arranged on the inner side surface of the bearing, a bolt is arranged on the inner side surface of the first bottom hole, a second bottom hole is arranged on the inner side surface of the bolt, a sealing cover is arranged on one side of the bolt, a third bottom hole is arranged on the inner side surface of the first connecting flange, and a fourth bottom hole is formed in the inner side surface of the second connecting flange, and a fifth bottom hole is formed in one side of the fourth bottom hole.

As a preferred technical scheme of the utility model, first inner circle rotates to be connected in the surface of bearing, ball roll connection is in the up end of first inner circle.

As a preferred technical scheme of the utility model, baffle fixed connection is in the surface of first inner circle, limiting plate fixed connection is in one side of baffle.

As a preferred technical scheme of the utility model, seal ring inlays and connects in one side of limiting plate, protruding fixed connection is in seal ring's up end.

As a preferred technical scheme of the utility model, first flange fixed connection is in bellied surface, third bottom hole fixed connection is in first flange's medial surface.

As a preferred technical scheme of the utility model, the second inner circle rotates to be connected in bellied inside, second flange fixed connection is in one side of second inner circle.

As a preferred technical scheme of the utility model, first bottom outlet fixed connection is in the medial surface of bearing, bolt threaded connection is in the medial surface of first bottom outlet.

As a preferred technical scheme of the utility model, fourth bottom hole fixed connection is in second flange's medial surface, fifth bottom hole fixed connection is in one side of fourth bottom hole.

Compared with the prior art, the utility model provides a high strength new forms of energy automobile wheel hub unit outer lane possesses following beneficial effect:

1. this high strength new energy automobile wheel hub unit outer lane through setting up the arch, extrudees the ball inside the outer lane, has reduced the risk that axial displacement appears in the ball, has solved the problem of ball drunkenness between inner circle, outer lane, makes the rotation of wheel hub bearing more steady.

2. This high strength new energy automobile wheel hub unit outer lane through setting up the inner circle to the bearing is as supporting, and the reaction force of two inner circle extrusion balls has increaseed the contact force of inner circle with the bearing, has solved when very fast accelerating, can take place radial slipping's problem between two inner circles and the bearing, has reduced the rotatory shake of wheel hub, has increased the life of bearing.

Drawings

FIG. 1 is a sectional view of the present invention;

FIG. 2 is a side view of the outer ring of the present invention;

FIG. 3 is a schematic view of the outer ring of the present invention;

fig. 4 is a cross-sectional view of the bolt of the present invention.

In the figure: 1. a bearing; 2. a first inner race; 3. a ball bearing; 4. a baffle plate; 5. a limiting plate; 6. a sealing gasket; 7. a protrusion; 8. a first connecting flange; 9. a second inner race; 10. a second connecting flange; 11. a first bottom hole; 12. a bolt; 13. a second bottom hole; 14. a sealing cover; 15. a third bottom hole; 16. a fourth bottom hole; 17. and a fifth bottom hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the outer ring of the high-strength new energy automobile hub unit comprises a bearing 1, wherein a first inner ring 2 is arranged on the outer surface of the bearing 1, balls 3 are arranged on the upper end surface of the first inner ring 2, a baffle 4 is arranged on the outer surface of the first inner ring 2, a limiting plate 5 is arranged on one side of the baffle 4, a sealing gasket 6 is arranged on one side of the limiting plate 5, a bulge 7 is arranged on the upper end surface of the sealing gasket 6, a first connecting flange 8 is arranged on the outer surface of the bulge 7, a second inner ring 9 is arranged inside the bulge 7, a second connecting flange 10 is arranged on one side of the second inner ring 9, a first bottom hole 11 is arranged on the inner side surface of the bearing 1, a bolt 12 is arranged on the inner side surface of the first bottom hole 11, a second bottom hole 13 is arranged on the inner side surface of the bolt 12, a sealing cover 14 is arranged on one side of the bolt 12, a third bottom hole 15 is arranged on the inner side surface of the first connecting flange 8, a fourth bottom hole 16 is arranged on the inner side surface of the second connecting flange 10, a fifth bottom hole 17 is provided at one side of the fourth bottom hole 16.

In this embodiment, a circular protrusion 7 is formed in the middle of the inside of the protrusion 7, the second connecting flange 10 and the second inner ring 9 are integrally forged, the diameter of the end of the bolt 12 is equal to the diameter of the central hole of the second connecting flange 10, the sealing cover 14 seals the gap at the joint of the second inner ring 9 and the bearing 1, and the second bottom hole 13 is in an internal tooth shape to facilitate the installation of the bolt 12.

Specifically, the first inner ring 2 is rotatably connected to the outer surface of the bearing 1, and the balls 3 are rotatably connected to the upper end surface of the first inner ring 2.

In this embodiment, the first inner race 2 provides a connection location for the balls 3, and the balls 3 allow the first inner race 2 to rotate radially.

Specifically, the baffle 4 is fixedly connected to the outer surface of the first inner ring 2, and the limiting plate 5 is fixedly connected to one side of the baffle 4.

In this embodiment, the height of the baffle 4 is smaller than the radius of the balls 3, and the limiting plate 5 and the baffle 4 can prevent the axial movement of the first inner ring 2.

Specifically, the sealing washer 6 is connected to one side of the limiting plate 5 in an embedded mode, and the protrusion 7 is fixedly connected to the upper end face of the sealing washer 6.

In this embodiment, the sealing gasket 6 seals the gap between the first inner ring 2 and the second inner ring 9, and the protrusion 7 is made by forging, so that the quality is better and the processing and forming are easy.

Specifically, the first connecting flange 8 is fixedly connected to the outer surface of the protrusion 7, and the third bottom hole 15 is fixedly connected to the inner side surface of the first connecting flange 8.

In this embodiment, the first connecting flange 8 is used for connecting a steering knuckle, and the third bottom hole 15 is used for fixing the steering knuckle.

Specifically, the second inner ring 9 is rotatably coupled to the inside of the boss 7, and the second coupling flange 10 is fixedly coupled to one side of the second inner ring 9.

In this embodiment, the outer surface of the second inner ring 9 and the outer surface of the bearing 1 are pressed against each other firmly without slipping, and the second connecting flange 10 is used for connecting a hub.

Specifically, the first bottom hole 11 is fixedly connected to the inner side surface of the bearing 1, and the bolt 12 is screwed to the inner side surface of the first bottom hole 11.

In this embodiment, the first bottom hole 11 provides a connection location for a bolt 12, and the bolt 12 is used for fixing the bearing 1 and the second inner ring 9.

Specifically, the fourth bottom hole 16 is fixedly connected to the inner side surface of the second connecting flange 10, and the fifth bottom hole 17 is fixedly connected to one side of the fourth bottom hole 16.

In this embodiment, the fourth bottom hole 16 is used for mounting the hub, and the fifth bottom hole 17 is used for mounting the caliper.

The utility model discloses a theory of operation and use flow: when the bearing is installed, the ball 3 is extruded in the bulge 7, the sealing washer 6 is installed at the gap between the first inner ring 2 and the bulge 7, the bearing 1 is installed in the first inner ring 2, the second inner ring 9 is installed in the same step, after the bearing is installed, when the bearing shakes during running, the ball 3 is extruded by axial force and is blocked by the bulge 7 in the middle of the bulge 7, so that the ball 3 at the other end cannot axially shift, the risk of axial shift of the ball 3 is reduced, the problem of movement of the ball 3 between the inner ring and the bulge 7 is solved, the bearing 1 rotates more stably, when starting, the first inner ring 2 and the second inner ring 9 are supported by the bearing 1, the contact force between the two inner rings and the bearing 1 is increased by the reaction force of the two inner rings extruding the ball 3, and the problem of radial slipping between the inner rings and the bearing 1 is solved when the acceleration is faster, the shaking of the rotation of the hub is reduced, and the service life of the bearing 1 is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. High strength new energy automobile wheel hub unit outer lane, including bearing (1), its characterized in that: the outer surface of the bearing (1) is provided with a first inner ring (2), the upper end face of the first inner ring (2) is provided with balls (3), the outer surface of the first inner ring (2) is provided with a baffle (4), one side of the baffle (4) is provided with a limiting plate (5), one side of the limiting plate (5) is provided with a sealing washer (6), the upper end face of the sealing washer (6) is provided with a bulge (7), the outer surface of the bulge (7) is provided with a first connecting flange (8), the inside of the bulge (7) is provided with a second inner ring (9), one side of the second inner ring (9) is provided with a second connecting flange (10), the inner side face of the bearing (1) is provided with a first bottom hole (11), the inner side face of the first bottom hole (11) is provided with a bolt (12), the inner side face of the bolt (12) is provided with a second bottom hole (13), one side of the bolt (12) is provided with a sealing cover (14), the inner side surface of the first connecting flange (8) is provided with a third bottom hole (15), the inner side surface of the second connecting flange (10) is provided with a fourth bottom hole (16), and one side of the fourth bottom hole (16) is provided with a fifth bottom hole (17).

2. The outer ring of the high-strength new energy automobile hub unit according to claim 1, characterized in that: the first inner ring (2) is rotatably connected to the outer surface of the bearing (1), and the balls (3) are connected to the upper end face of the first inner ring (2) in a rolling mode.

3. The outer ring of the high-strength new energy automobile hub unit according to claim 1, characterized in that: baffle (4) fixed connection is in the surface of first inner circle (2), limiting plate (5) fixed connection is in one side of baffle (4).

4. The outer ring of the high-strength new energy automobile hub unit according to claim 1, characterized in that: seal ring (6) inlay and connect in one side of limiting plate (5), arch (7) fixed connection is in the up end of seal ring (6).

5. The outer ring of the high-strength new energy automobile hub unit according to claim 1, characterized in that: the first connecting flange (8) is fixedly connected to the outer surface of the protrusion (7), and the third bottom hole (15) is fixedly connected to the inner side face of the first connecting flange (8).

6. The outer ring of the high-strength new energy automobile hub unit according to claim 1, characterized in that: the second inner ring (9) is rotatably connected to the inner part of the bulge (7), and the second connecting flange (10) is fixedly connected to one side of the second inner ring (9).

7. The outer ring of the high-strength new energy automobile hub unit according to claim 1, characterized in that: the first bottom hole (11) is fixedly connected to the inner side face of the bearing (1), and the bolt (12) is in threaded connection with the inner side face of the first bottom hole (11).

8. The outer ring of the high-strength new energy automobile hub unit according to claim 1, characterized in that: the fourth bottom hole (16) is fixedly connected to the inner side face of the second connecting flange (10), and the fifth bottom hole (17) is fixedly connected to one side of the fourth bottom hole (16).