CN217207326U

CN217207326U - Novel automobile bearing

Info

Publication number: CN217207326U
Application number: CN202220408648.2U
Authority: CN
Inventors: 吕甲红
Original assignee: Xinchang County Sanhe Bearing Co ltd
Current assignee: Xinchang County Sanhe Bearing Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-08-16
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses a novel automobile bearing, including bearing inner race, bearing inner race and steel ball holder, the steel ball holder is located between bearing inner race and the bearing inner race, and the equidistant rotation is connected with a plurality of steel balls on the steel ball holder, and the inner wall and the outer wall of steel ball holder correspond respectively with the sealed cooperation of bearing inner race and bearing inner race, are provided with first apron and second apron at the both ends of steel ball holder, first apron respectively with the upper end joint of bearing inner race and bearing inner race, the fixed ring form mounting bracket that is provided with on first apron, the mounting bracket bottom is provided with along circumferencial direction evenly distributed's fin, the fin sets up for the slope, second apron and steel ball holder fixed connection, the surface of bearing inner race is provided with wearing layer and oxidation resisting layer. The utility model discloses the structure has that heat dispersion is good, advantages such as wearability is good, and the heat dissipation that appears in the use of solution current bearing is poor, high wearing and tearing and make the bearing scrap technical problem in advance.

Description

Novel automobile bearing

Technical Field

The utility model belongs to the technical field of the bearing, concretely relates to novel automobile bearing.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body.

As a part in an automobile transmission assembly, an automobile bearing plays a crucial role in the whole automobile, the main role of the automobile bearing is to bear load and provide precise guidance for the rotation of a hub, and the automobile bearing bears axial load and radial load and is a very important part.

Automobile bearing is in-service use main problem has two, firstly, the radiating effect is poor, current bearing heat abstractor, the structure is complicated and manufacturing cost and processing cost are all too high, and the radiating effect is not good, many inconveniences have been brought for the user, another problem is the wearing and tearing problem, the live time along with the bearing is prolonged, the wearing and tearing problem is outstanding day by day, traditional technology is the periodic increase lubricating oil, although can alleviate the wearing and tearing aggravation to a certain extent, but periodic oiling has also increased the technology complexity and also can appear sometimes and refuel inhomogeneous or leak the phenomenon that adds. Such as the above, all cause the service life of the bearing to be reduced.

SUMMERY OF THE UTILITY MODEL

To the above problem condition, the utility model provides a novel automobile bearing has heat dispersion and is good, advantages such as wearability is good, solves the heat dissipation that current bearing in use appears poor, high wearing and tearing and make the bearing scrap technical problem in advance.

In order to realize the purpose, the utility model discloses the technical scheme who takes does:

the utility model provides a novel automobile bearing, includes bearing inner race, bearing inner race and steel ball holder, the steel ball holder is located between bearing inner race and the bearing inner race, and the equidistant rotation is connected with a plurality of steel ball on the steel ball holder, and the inner wall and the outer wall of steel ball holder correspond respectively with the sealed cooperation of bearing inner race and bearing inner race, are provided with first apron and second apron at the both ends of steel ball holder, first apron respectively with the upper end joint of bearing inner race and bearing inner race, the fixed ring form mounting bracket that is provided with on first apron, the mounting bracket bottom is provided with along circumferencial direction evenly distributed's fin, the fin sets up for the slope, second apron and steel ball holder fixed connection, the surface of bearing inner race is provided with wearing layer and oxidation resisting layer.

As a further technical scheme, a retaining ring is arranged at the upper end of the bearing outer ring, a toothed clamping groove is formed in the bearing inner ring, one edge of the first cover plate is clamped with the retaining ring, and the other edge of the first cover plate is clamped with the toothed clamping groove.

As a further technical scheme, the mounting frame is arranged on the first cover plate in a welding mode, and the width of the mounting frame is smaller than that of the first cover plate.

As a further technical scheme, the radiating fins are metal copper sheets and are uniformly arranged at the bottom of the mounting rack in the same inclined direction.

As a further technical scheme, an oil inlet hole is formed in the second cover plate.

According to a further technical scheme, the wear-resistant layer is made of high-carbon steel, the oxidation-resistant layer is made of nodular cast iron, and the wear-resistant layer and the oxidation-resistant layer are the same in thickness.

As a further technical scheme, a positioning flange is further arranged at the lower end part of the bearing outer ring, and a threaded hole is formed in the positioning flange.

Compared with the prior art, the utility model, following beneficial effect has:

1. through the mounting frame and the radiating fins arranged on the first cover plate, when the inner ring of the bearing rotates, the first cover plate is driven to rotate, the mounting frame is further driven to rotate, the radiating fins in the mounting frame rotate to play a role similar to a fan, heat generated by rotation of the bearing is taken away, and a good cooling effect is achieved;

2. the wear-resistant layer and the anti-oxidation layer are arranged on the inner surface of the bearing outer ring, so that the wear resistance of the bearing is improved, and the service life of the bearing is prolonged;

3. through setting up the inlet port on the second apron, can add lubricating oil, labour saving and time saving to the bearing under the condition of not opening the second apron.

Drawings

Fig. 1 is a schematic view of a novel automobile bearing vertical structure of the present invention;

fig. 2 is a schematic plan view of a novel automobile bearing according to the present invention;

FIG. 3 is a schematic view illustrating the engagement between the outer ring of the bearing and the first cover plate;

FIG. 4 is a schematic view illustrating the engagement between the bearing inner race and the first cover plate;

FIG. 5 is a schematic structural view of an outer coating layer of a bearing outer ring according to the present invention;

fig. 6 is a plan view of a second cover plate of the present invention.

In the figure: 1. an outer race of the bearing; 2. a bearing inner race; 3. a steel ball retainer; 4. steel balls; 5. a first cover plate; 6. a second cover plate; 7. a mounting frame; 8. a heat sink; 9. a wear layer; 10. an anti-oxidation layer; 11. a baffle ring; 12. a tooth-shaped clamping groove; 13. an oil inlet hole; 14. positioning the flange; 15. a threaded bore.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 and 2, a novel automobile bearing comprises a bearing outer ring 1, a bearing inner ring 2 and a steel ball retainer 3, wherein the steel ball retainer 3 is arranged between the bearing inner ring 2 and the bearing outer ring 1, a plurality of steel balls 4 are rotatably connected to the steel ball retainer 3 at equal intervals, and the inner wall and the outer wall of the steel ball retainer 3 are respectively in corresponding sealing fit with the bearing inner ring 2 and the bearing outer ring 1.

In order to prevent dust and protect the inner structure of bearing, the utility model discloses be provided with first apron 5 and second apron 6 at the both ends of steel ball holder 3, first apron 5 respectively with bearing inner race 2 and bearing inner race 1's upper end joint, specific, as shown in fig. 3 and fig. 4, 1 upper end edge of bearing inner race is provided with and keeps off ring 11, and bearing inner race 2 sets up to dentate draw-in groove structure 12, the shape at 5 both edges of first apron cooperatees with keeping off ring 11 and dentate draw-in groove 12 respectively for an edge and keeping off ring 11 joint, the opposite edge and dentate draw-in groove 12 joint. Thus, the first cover plate 5 can be driven to rotate while the bearing inner ring 2 rotates. And the second cover plate 6 is fixedly connected with the steel ball retainer 3.

In order to take away the heat that the bearing produced when the operation, prevent bearing high temperature oxidation, the utility model discloses set up the radiating part, fixed being provided with ring form mounting bracket 7 on first apron 5, mounting bracket 7 bottom is provided with along circumferencial direction evenly distributed's fin 8, fin 8 sets up for the slope, the utility model discloses the material of fin 8 is the metal copper fin, is the even setting in mounting bracket 7 bottom of same incline direction. Wherein, the mounting bracket 7 is arranged on the first cover plate 5 by welding, and the width of the mounting bracket 7 is smaller than that of the first cover plate 5, and other methods for mounting and fixing in the prior art can be applied to this. Like this, when bearing inner race 2 rotated, drive first apron 5 and rotate, and then drive mounting bracket 7 and rotate for fin 8 in it rotates, produces the effect of similar fan, takes away the heat that the bearing rotation produced, plays fine cooling effect.

In addition, as shown in fig. 6, in order to facilitate adding lubricating oil, the utility model discloses seted up inlet port 13 on second apron 6, can add lubricating oil under the condition that need not pull down second apron 6.

As shown in fig. 5, in order to improve the wear resistance of the bearing and prolong the service life of the bearing, a wear-resistant layer 9 and an oxidation-resistant layer 10 are arranged on the outer surface of the bearing outer ring 1, the wear-resistant layer 9 is made of high-carbon steel, the oxidation-resistant layer 10 is made of nodular cast iron, and the thicknesses of the wear-resistant layer 9 and the oxidation-resistant layer 10 are the same.

In addition, for convenience of installation, a positioning flange 14 is further arranged at the lower end part of the bearing outer ring 1, and a threaded hole 15 for threaded connection is formed in the positioning flange 14.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A novel automobile bearing is characterized by comprising a bearing outer ring (1), a bearing inner ring (2) and a steel ball retainer (3), wherein the steel ball retainer (3) is arranged between the bearing inner ring (2) and the bearing outer ring (1), the steel ball retainer (3) is connected with a plurality of steel balls (4) in a rotating mode at equal intervals, the inner wall and the outer wall of the steel ball retainer (3) are respectively in corresponding sealing fit with the bearing inner ring (2) and the bearing outer ring (1), a first cover plate (5) and a second cover plate (6) are arranged at two ends of the steel ball retainer (3), the first cover plate (5) is respectively clamped with the upper end portions of the bearing inner ring (2) and the bearing outer ring (1), a circular ring-shaped mounting frame (7) is fixedly arranged on the first cover plate (5), radiating fins (8) which are uniformly distributed along the circumferential direction are arranged at the bottom of the mounting frame (7), and the radiating fins (8) are arranged in an inclined mode, the second cover plate (6) is fixedly connected with the steel ball retainer (3), and a wear-resistant layer (9) and an anti-oxidation layer (10) are arranged on the outer surface of the bearing outer ring (1).

2. The novel automobile bearing as claimed in claim 1, wherein the bearing outer ring (1) is provided with a retaining ring (11) at an upper end portion thereof, the bearing inner ring (2) is provided with a toothed clamping groove (12), and one edge of the first cover plate (5) is clamped with the retaining ring (11) and the other edge is clamped with the toothed clamping groove (12).

3. A new type of automotive bearing according to claim 1, characterized in that the mounting bracket (7) is arranged on the first cover plate (5) by means of welding, the width of the mounting bracket (7) being smaller than the width of the first cover plate (5).

4. The novel automobile bearing as claimed in claim 1, wherein the heat sink (8) is a metal copper sheet, and is uniformly arranged at the bottom of the mounting rack (7) in the same inclined direction.

5. The novel automobile bearing as claimed in claim 1, wherein the second cover plate (6) is provided with an oil inlet (13).

6. A novel automobile bearing according to claim 1, characterized in that the composition of the wear resistant layer (9) is high carbon steel, the composition of the oxidation resistant layer (10) is ductile iron, and the thickness of the wear resistant layer (9) and the oxidation resistant layer (10) is the same.

7. The novel automobile bearing as claimed in claim 1, wherein a positioning flange (14) is further arranged at the lower end of the bearing outer ring, and a threaded hole (15) is formed in the positioning flange (14).