CN221704220U - Novel bearing ring - Google Patents

Abstract

The utility model discloses a novel bearing ring, comprising an outer sleeve body and an inner sleeve body, the outer sleeve body is composed of a first outer sleeve and a second outer sleeve, the inner sleeve body is composed of a first inner sleeve and a second inner sleeve, the front side of the first outer sleeve and the back side of the second outer sleeve are respectively provided with a first reinforcement ring and a first dust shield ring, the first outer sleeve and the second outer sleeve are screwed together and fixed by fixing screws, the front side of the first inner sleeve and the back side of the second inner sleeve are respectively provided with a second reinforcement ring, the first inner sleeve and the second inner sleeve are screwed together and fixed by fixing screws, a distance is maintained between the first dust shield ring and the second reinforcement ring, the utility model has a reliable structure, is resistant to high pressure and deformation, and also has the beneficial effects of being easy to assemble and self-contained dustproof.

Description

A new type of bearing ring

Technical Field

The utility model relates to a novel bearing ring.

Background Art

The bearing ring in the prior art generally consists of an inner ring and an outer ring, both of which are annular and have an arc groove built in them, and the balls and the cage are arranged between the arc grooves of the inner ring and the outer ring;

The position of the bearing ring corresponding to the arc groove of this structure is a weak point. Under high pressure, this position is prone to deformation, which may lead to damage or fall off of the internal balls and cages.

Utility Model Content

The utility model aims to overcome the deficiencies of the prior art and provide a new bearing ring.

The technical solution of the utility model is: a new type of bearing ring, comprising an outer sleeve body and an inner sleeve body, wherein the outer sleeve body is composed of a first outer sleeve and a second outer sleeve, and the inner sleeve body is composed of a first inner sleeve and a second inner sleeve;

The first outer sleeve and the second outer sleeve have first arc grooves corresponding to the balls and the cages on their inner sides, and the first inner sleeve and the second inner sleeve have second arc grooves corresponding to the balls and the cages on their outer sides;

The front side of the first outer sleeve and the back side of the second outer sleeve are respectively provided with a first reinforcement ring corresponding to the first arc groove, the inner circumferences of the two first reinforcement rings are respectively provided with a first dust shield ring, the inner sides of the two first dust shield rings are respectively inclined surfaces inclined toward the center of the bearing, the front side of the second outer sleeve is also provided with a circle of first connecting rings, the back side of the first outer sleeve is also provided with a first connecting portion corresponding to the first connecting ring, the first connecting portion and the first connecting ring are screwed together and fixed by fixing screws;

The front side of the first inner sleeve and the back side of the second inner sleeve are respectively provided with a second reinforcement ring corresponding to the second arc groove, the two second reinforcement rings respectively form a second dust-blocking ring, the outer sides of the two second reinforcement rings are respectively inclined surfaces inclined toward the center of the bearing and corresponding to the first dust-blocking ring, the front side of the second inner sleeve is also provided with a circle of second connecting rings, the back side of the first inner sleeve is also provided with a second connecting portion corresponding to the second connecting ring, the second connecting portion and the second connecting ring are screwed together and fixed by fixing screws;

A distance is maintained between the first dust shielding ring and the second reinforcement ring.

Preferably, the outer circumferential width of the first outer shell is 1/5 of the outer circumferential width of the second outer shell.

Specifically, the outer diameter of the first outer sleeve is smaller than the outer diameter of the second outer sleeve.

Preferably, the inner circumferential width of the first inner sleeve is 1/5 of the inner circumferential width of the second inner sleeve.

Specifically, the inner diameter of the first inner sleeve is greater than the inner diameter of the second inner sleeve.

Furthermore, a circle of first copper gasket is provided at the connection between the first outer sleeve and the second outer sleeve.

Furthermore, a circle of second copper gasket is provided at the connection between the first inner sleeve and the second inner sleeve.

Furthermore, the back side of the second outer sleeve also has a lubricating oil injection port that passes through the first arc-shaped groove.

Furthermore, a plug is provided at the end of the lubricating oil injection port.

The beneficial effects of the utility model are as follows: an outer sleeve body composed of a first outer sleeve and a second outer sleeve, and an inner sleeve body composed of a first inner sleeve and a second inner sleeve are both provided with a corresponding arc groove and an integrally formed reinforcement ring, which can ensure the high pressure resistance of the entire bearing and avoid deformation of the bearing; the outer sleeve body and the inner sleeve body are both split structures with reliable connection methods, which is convenient for the assembly of the entire bearing, and the balls and retaining rings are not easy to fall off after the assembly is completed. After the specially designed inner sleeve body and outer sleeve body are assembled on the bearing seat and the connecting shaft, the split structure of the two is not easy to separate and is more reliable; the dust shield ring structure integrally formed with the reinforcement ring can effectively prevent foreign matter from entering the bearing, and the bearing can remain durable without an external dust shield device.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a cross-sectional view of the utility model;

FIG2 is a schematic diagram of the structure of the connection between the second outer sleeve, the second inner sleeve and the ball bearing of the present invention;

Figure 3 is a schematic structural diagram of the front side of the utility model;

FIG. 4 is a schematic structural diagram of the back side of the utility model.

In the figure: a first outer sleeve 1, a second outer sleeve 2, a first inner sleeve 3, a second inner sleeve 4, a first arcuate groove 5, a second arcuate groove 6, a ball 7, a first reinforcement ring 8, a first dust shield ring 9, a first connecting ring 10, a first connecting portion 11, a fixing screw 12, a second reinforcement ring 13, a second connecting ring 14, a second connecting portion 15, a first copper gasket 16, a second copper gasket 17, and a lubricating oil injection port 18.

DETAILED DESCRIPTION

The technical solution of the utility model is further specifically described below through embodiments and in conjunction with the accompanying drawings.

As shown in Figures 1-4, a novel bearing ring includes an outer sleeve body and an inner sleeve body, wherein the outer sleeve body is composed of a first outer sleeve 1 and a second outer sleeve 2, and the inner sleeve body is composed of a first inner sleeve 3 and a second inner sleeve 4;

The first outer sleeve 1 and the second outer sleeve 2 have first arc grooves 5 corresponding to the balls 7 and the cage on their inner sides, and the first inner sleeve 3 and the second inner sleeve 4 have second arc grooves 6 corresponding to the balls 7 and the cage on their outer sides.

The front side of the first outer sleeve 1 and the back side of the second outer sleeve 2 are respectively provided with a first reinforcement ring 8 corresponding to the first arc groove 5, the inner circumferences of the two first reinforcement rings 8 are respectively provided with a first dust shielding ring 9, the inner sides of the two first dust shielding rings 9 are respectively inclined surfaces inclined toward the center of the bearing, the front side of the second outer sleeve 2 is also provided with a circle of first connecting rings 10, the back side of the first outer sleeve 1 is also provided with a first connecting portion 11 corresponding to the first connecting ring 10, the first connecting portion 11 and the first connecting ring 10 are screwed together and fixed by fixing screws 12;

The front side of the first inner sleeve 3 and the back side of the second inner sleeve 4 are respectively provided with a second reinforcement ring 13 corresponding to the second arc groove 6, and the two second reinforcement rings 13 respectively form a second dust-blocking ring, and the outer sides of the two second reinforcement rings 13 are respectively inclined surfaces inclined toward the center of the bearing and corresponding to the first dust-blocking ring 9, and the front side of the second inner sleeve 4 is also provided with a circle of second connecting rings 14, and the back side of the first inner sleeve 3 is also provided with a second connecting portion 15 corresponding to the second connecting ring 14, and the second connecting portion 15 and the second connecting ring 14 are screwed together and fixed by fixing screws 12;

A distance is maintained between the first dust blocking ring 9 and the second reinforcement ring 13 to avoid affecting the rotation of the bearing.

In the above structure, the outer sleeve body composed of the first outer sleeve 1 and the second outer sleeve 2 and the inner sleeve body composed of the first inner sleeve 3 and the second inner sleeve 4 are both provided with corresponding arc grooves and integrally formed reinforcement rings, which can ensure the high pressure resistance of the entire bearing and avoid deformation of the bearing; the outer sleeve body and the inner sleeve body are both split structures with reliable connection methods, which is convenient for the assembly of the entire bearing, and the ball 7 and the retaining ring are not easy to fall off after the assembly is completed. After the specially designed inner sleeve body and outer sleeve body are assembled on the bearing seat and the connecting shaft, the split structure of the two is not easy to separate and is more reliable; the dust shield ring structure integrally formed with the reinforcement ring can effectively prevent foreign matter from entering the bearing, and the bearing can remain durable without the need for an external dust shield device.

In another embodiment, as shown in FIG. 1 , the outer circumferential width of the first outer sleeve 1 is 1/5 of the outer circumferential width of the second outer sleeve 2 .

In another embodiment, as shown in FIG. 1 , the outer diameter of the first outer sleeve 1 is smaller than the outer diameter of the second outer sleeve 2 .

When the bearing is installed, the second outer sleeve 2 is mainly in contact with the bearing seat to prevent the first outer sleeve 1 from being separated from the second outer sleeve 2 due to excessive force on the first outer sleeve 1.

In another embodiment, as shown in FIG. 1 , the inner circumferential width of the first inner sleeve 3 is 1/5 of the inner circumferential width of the second inner sleeve 4 .

In another embodiment, as shown in FIG. 1 , the inner diameter of the first inner sleeve 3 is greater than the inner diameter of the second inner sleeve 4 .

When the bearing is installed, the second inner sleeve 4 is mainly in contact with the connecting shaft to prevent the first inner sleeve 3 from being separated from the second inner sleeve 4 due to excessive force on the first inner sleeve 3 .

In another embodiment, as shown in FIG. 1 , a circle of first copper gasket 16 is further provided at the connection between the first outer sleeve 1 and the second outer sleeve 2 to ensure the reliability of the connection between the first outer sleeve 1 and the second outer sleeve 2 and to improve the heat dissipation capacity of the entire bearing.

In another embodiment, as shown in FIG. 1 , a second copper washer 17 is further provided at the connection between the first inner sleeve 3 and the second inner sleeve 4 to ensure the reliability of the connection between the first inner sleeve 3 and the second inner sleeve 4 and to improve the heat dissipation capacity of the entire bearing.

In another embodiment, as shown in FIG. 4 , the back side of the second outer sleeve 2 further has a lubricating oil injection port 18 penetrating the first arc-shaped groove 5 , so as to facilitate lubrication of the inside of the bearing.

In another embodiment, a plug is further provided at the end of the lubricating oil injection port 18 .

Claims (9)

1. The novel bearing ring comprises an outer sleeve body and an inner sleeve body, and is characterized in that the outer sleeve body consists of a first outer sleeve (1) and a second outer sleeve (2), and the inner sleeve body consists of a first inner sleeve (3) and a second inner sleeve (4);

The inner sides of the first outer sleeve (1) and the second outer sleeve (2) are respectively provided with first arc-shaped grooves (5) corresponding to the balls (7) and the retainer, and the outer sides of the first inner sleeve (3) and the second inner sleeve (4) are respectively provided with second arc-shaped grooves (6) corresponding to the balls (7) and the retainer;

The front surface of the first outer sleeve (1) and the back surface of the second outer sleeve (2) are respectively provided with a first reinforcing ring (8) corresponding to the first arc-shaped groove (5), the inner circumferences of the two first reinforcing rings (8) are respectively provided with a first dust blocking ring (9), the inner sides of the two first dust blocking rings (9) are inclined planes inclined towards the center of the bearing respectively, the front surface of the second outer sleeve (2) is also provided with a circle of first connecting rings (10), the back surface of the first outer sleeve (1) is also provided with a first connecting part (11) corresponding to the first connecting rings (10), and the first connecting part (11) is in threaded connection with the first connecting rings (10) and is fixed through fixing screws (12);

The front surface of the first inner sleeve (3) and the back surface of the second inner sleeve (4) are respectively provided with a second reinforcing ring (13) corresponding to the second arc-shaped groove (6), the two second reinforcing rings (13) respectively form second dust blocking rings, the outer sides of the two second reinforcing rings (13) are inclined planes inclined towards the center of the bearing respectively and correspond to the first dust blocking rings (9), the front surface of the second inner sleeve (4) is also provided with a circle of second connecting rings (14), the back surface of the first inner sleeve (3) is also provided with a second connecting part (15) corresponding to the second connecting rings (14), and the second connecting parts (15) and the second connecting rings (14) are in threaded connection and are fixed through fixing screws (12);

And a space is kept between the first dust blocking ring (9) and the second reinforcing ring (13).

2. A novel bearing ring according to claim 1, characterized in that the outer circumferential width of the first outer sleeve (1) is 1/5 of the outer circumferential width of the second outer sleeve (2).

3. A novel bearing ring according to claim 2, characterized in that the outer diameter of the first outer sleeve (1) is smaller than the outer diameter of the second outer sleeve (2).

4. A novel bearing ring according to claim 3, characterized in that the inner circumferential width of the first inner sleeve (3) is 1/5 of the inner circumferential width of the second inner sleeve (4).

5. A novel bearing ring according to claim 4, characterized in that the inner diameter of the first inner sleeve (3) is larger than the inner diameter of the second inner sleeve (4).

6. A novel bearing ring according to claim 5, characterized in that the junction of the first outer sleeve (1) and the second outer sleeve (2) is further provided with a ring of a first copper backing ring (16).

7. A novel bearing ring according to claim 6, characterized in that the junction of the first inner sleeve (3) and the second inner sleeve (4) is further provided with a ring of second copper backing ring (17).

8. A novel bearing ring according to claim 7, characterized in that the back side of the second housing (2) is further provided with a lubrication oil injection opening (18) through the first arcuate groove (5).

9. A novel bearing ring according to claim 8, characterized in that the end of the lubricant inlet (18) is further provided with a plug.