CN220956430U

CN220956430U - Lightweight hub bearing

Info

Publication number: CN220956430U
Application number: CN202322684247.7U
Authority: CN
Inventors: 廖彦胜
Original assignee: Xiamen Shengda Trading Co ltd
Current assignee: Xiamen Shengda Trading Co ltd
Priority date: 2023-10-08
Filing date: 2023-10-08
Publication date: 2024-05-14
Anticipated expiration: 2033-10-08

Abstract

The utility model relates to the technical field of bearings, in particular to a lightweight hub bearing. The bearing comprises a bearing outer ring and a bearing inner ring, wherein the bearing outer ring is sleeved outside the bearing inner ring, and a retainer and a plurality of rolling bodies are arranged between the bearing outer ring and the bearing inner ring. The utility model aims to solve the technical problems in the prior art and provides a high-stability lightweight hub bearing, which can realize the weight reduction of the hub bearing and improve the service life of the hub bearing.

Description

Lightweight hub bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a lightweight hub bearing.

Background

Hub bearings are one of the key components of automobiles and their primary function is to carry weight and provide accurate guidance for the rotation of the hub, which requires it to withstand not only axial loads but also radial loads.

The hub bearings in the existing market are more in variety and number, but the following problems still exist in the use process: (1) The existing hub bearing is still heavy after meeting the performances such as rigidity, strength and the like, and has a weight reduction space; (2) The stability of the rolling bodies inside the existing hub bearing is poor, the conditions such as vibration and noise are easy to occur, the service life of the bearing is shortened, and meanwhile, the stability of equipment is influenced.

Disclosure of utility model

The utility model aims to solve the technical problems in the prior art and provides a lightweight hub bearing with high stability.

The technical scheme provided by the utility model is as follows: the utility model provides a lightweight hub bearing, includes bearing outer ring and bearing inner ring, the bearing outer ring cover is established in the bearing inner ring outside, be equipped with holder and a plurality of rolling element between bearing outer ring and the bearing inner ring.

As a further development of the utility model, the cage separates a number of rolling bodies evenly.

As a further improvement of the utility model, the retainer consists of an upper shelf plate and a lower shelf plate, and the upper shelf plate and the lower shelf plate are fixedly connected through a plurality of connecting rods.

As a further improvement of the utility model, the rolling bodies are positioned between the upper frame plate and the lower frame plate, and through grooves for installing the rolling bodies are arranged on the upper frame plate and the lower frame plate.

As a further development of the utility model, the number of rolling elements is nine.

As a further improvement of the utility model, the inner side of the bearing outer ring and the outer side of the bearing inner ring are respectively provided with a rolling groove for rolling the rolling bodies.

As a further improvement of the utility model, the top and the bottom of the bearing outer ring are provided with inner grooves.

As a further improvement of the utility model, two inner annular grooves are arranged on the inner side of the outer ring of the bearing, and two outer annular grooves are arranged on the outer side of the outer ring of the bearing.

Compared with the prior art, the utility model has the advantages that: (1) The inner groove, the inner annular groove and the outer annular groove are formed in the outer ring of the bearing, so that the weight of the hub bearing is reduced, and the weight of the hub bearing is reduced; (2) The retainer with double-layer frame plates is adopted, so that the rolling bodies are more stable, and the service life of the hub bearing is prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of a lightweight hub bearing of the present utility model;

FIG. 2 is an overall exploded view of a lightweight hub bearing in accordance with the present utility model;

FIG. 3 is a partial cross-sectional view of a lightweight hub bearing in accordance with the present utility model;

FIG. 4 is a cross-sectional view of the bearing outer ring of a lightweight hub bearing in accordance with the present utility model;

fig. 5 is an exploded view of a cage of a lightweight hub bearing of the present utility model.

As shown in the figure: 1. an outer ring of the bearing; 2. a bearing inner ring; 3. a retainer; 3.1, upper frame plate; 3.2, lower frame plate; 3.3, connecting rod; 4. a rolling element; 5. a through groove; 6. a rolling groove; 7. an inner groove; 8. an inner annular groove; 9. an outer annular groove.

Detailed Description

Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible mentioned in this specification are defined with respect to their construction, and they are relative concepts. Therefore, the position and the use state of the device can be changed correspondingly according to different positions; these and other directional terms should not be construed as limiting terms.

As used in this specification, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The utility model provides a lightweight hub bearing as shown in figures 1, 2, 3, 4 and 5, which comprises a bearing outer ring 1 and a bearing inner ring 2, wherein the bearing outer ring 1 is sleeved outside the bearing inner ring 2, and a retainer 3 and a plurality of rolling bodies 4 are arranged between the bearing outer ring 1 and the bearing inner ring 2.

As shown in fig. 2 and 4, the cage 3 of the present utility model uniformly separates a plurality of rolling elements 4; the retainer 3 consists of an upper frame plate 3.1 and a lower frame plate 3.2, and the upper frame plate 3.1 and the lower frame plate 3.2 are fixedly connected through a plurality of connecting rods 3.3; the rolling bodies 4 are positioned between the upper frame plate 3.1 and the lower frame plate 3.2, and through grooves 5 for installing the rolling bodies 4 are arranged on the upper frame plate 3.1 and the lower frame plate 3.2. The adoption of the upper frame plate 3.1 and the lower frame plate 3.2 enables the rolling bodies 4 to stably roll in the rolling grooves 6, so that the damage to the hub bearing is avoided, and the stability of the hub bearing is improved.

As shown in fig. 2, the number of rolling elements 4 in the present utility model is nine.

As shown in fig. 2 and 5, the inner side of the bearing outer ring 1 and the outer side of the bearing inner ring 2 are provided with rolling grooves 6 for rolling the rolling bodies 4.

As shown in fig. 3 and 5, the top and bottom of the bearing outer ring 1 are provided with inner grooves 7; the inside of the bearing outer ring 1 is provided with two inner annular grooves 8, and the outside of the bearing outer ring 1 is provided with two outer annular grooves 9, so that the overall weight of the hub bearing is reduced, and the weight of the hub bearing is reduced.

Working principle: in the concrete implementation of the utility model, the inner shaft is inserted into the bearing inner ring 2, the outer shaft is connected with the bearing outer ring 1, and the weight of the hub bearing is reduced after the performances of rigidity, strength and the like are satisfied because the hub bearing is provided with the inner groove 7, the inner groove 8 and the outer groove 9, so that the weight of the hub bearing is reduced; the adoption of the upper frame plate 3.1 and the lower frame plate 3.2 enables the rolling bodies 4 to stably roll in the rolling grooves 6, so that the damage to the hub bearing is avoided, and the stability of the hub bearing is improved.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an implementation similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. The utility model provides a lightweight hub bearing, includes bearing outer ring (1) and bearing inner ring (2), its characterized in that: the bearing outer ring (1) is sleeved outside the bearing inner ring (2), and a retainer (3) and a plurality of rolling bodies (4) are arranged between the bearing outer ring (1) and the bearing inner ring (2).

2. A lightweight hub bearing as in claim 1, wherein: the retainer (3) uniformly separates the plurality of rolling bodies (4).

3. A lightweight hub bearing as in claim 1, wherein: the retainer (3) consists of an upper frame plate (3.1) and a lower frame plate (3.2), and the upper frame plate (3.1) and the lower frame plate (3.2) are fixedly connected through a plurality of connecting rods (3.3).

4. A lightweight hub bearing as in claim 3, wherein: the rolling bodies (4) are positioned between the upper frame plate (3.1) and the lower frame plate (3.2), and through grooves (5) for installing the rolling bodies (4) are formed in the upper frame plate (3.1) and the lower frame plate (3.2).

5. A lightweight hub bearing as in claim 1, wherein: the number of the rolling bodies (4) is nine.

6. A lightweight hub bearing as in claim 1, wherein: the inner side of the bearing outer ring (1) and the outer side of the bearing inner ring (2) are respectively provided with a rolling groove (6) for rolling the rolling bodies (4).

7. A lightweight hub bearing as in claim 1, wherein: the top and the bottom of the bearing outer ring (1) are provided with inner grooves (7).

8. A lightweight hub bearing as in claim 1, wherein: the inner side of the bearing outer ring (1) is provided with two inner annular grooves (8), and the outer side of the bearing outer ring (1) is provided with two outer annular grooves (9).