CN219101856U

CN219101856U - Novel double-row deep groove ball bearing

Info

Publication number: CN219101856U
Application number: CN202223186768.1U
Authority: CN
Inventors: 李健; 曲红艳; 倪承帅; 李光治; 孙振国; 岳涛
Original assignee: WAFANGDIAN NO 1 ROLLING MILL B
Current assignee: WAFANGDIAN NO 1 ROLLING MILL B
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-05-30
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a novel double-row deep groove ball bearing, which belongs to the technical field of bearings, and comprises an inner ring, wherein the surface of the inner ring is provided with two first limiting grooves, and the two first limiting grooves are symmetrically arranged on the surface of the inner ring.

Description

Novel double-row deep groove ball bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a novel double-row deep groove ball bearing.

Background

According to the different automobile models, on the idle wheel of the automobile engine, a double-row deep groove ball bearing is selected as a tension roller bearing, the radial load requirement for the bearing is relatively large and can generally reach about 1100N, so the design of the bearing is very important except that high-quality raw materials and technology are required to be selected, the sealing performance of the bearing is very important, a sealing groove is arranged near the end face of the inner wall of the outer ring of the deep groove ball bearing in the prior art, and a sealing ring is embedded in the sealing groove.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects existing in the prior art, the utility model aims to provide a novel double-row deep groove ball bearing which has the characteristics of strong sealing performance and strong protection performance.

Technical proposal

In order to achieve the above purpose, the utility model provides a novel double-row deep groove ball bearing, which comprises an inner ring, wherein the surface of the inner ring is provided with first limiting grooves, the number of the first limiting grooves is two, the inner ring surface is symmetrically provided with inner ring surfaces, the inner ring surface is sleeved with a first retainer, the surface of the first retainer is fixedly connected with a second retainer, the surface of the first retainer is movably connected with a first stainless steel ball, the surface of the second retainer is movably connected with a second stainless steel ball, the surface of the first retainer is sleeved with an outer ring, and the inner wall of the outer ring is provided with a second limiting groove.

When the novel double-row deep groove ball bearing of the technical scheme is used, when the inner ring rotates, the first limiting groove and the second limiting groove limit the movement track of the first stainless steel ball and the second stainless steel ball, so that the novel double-row deep groove ball bearing is more stable and avoids offset.

Further, the outer ring surface is provided with metal sealing pieces, and the metal sealing pieces are arranged on the outer ring surface symmetrically.

Further, the number of the second limiting grooves is two, the second limiting grooves are symmetrically formed in the inner wall of the outer ring, and the outer ring is sleeved on the surface of the second retainer.

Further, the first stainless steel ball and the second stainless steel ball are connected to the surface of the second limiting groove in a sliding mode.

(3) Advantageous effects

In summary, the utility model has the following beneficial effects:

1. according to the novel double-row deep groove ball bearing, the first limiting groove and the second limiting groove are arranged, when the device is used, the first limiting groove and the second limiting groove limit the movement track of the first stainless steel ball and the movement track of the second stainless steel ball, so that the novel double-row deep groove ball bearing is more stable, offset is avoided, and the stability of the device is enhanced under the action of the first limiting groove and the second limiting groove;

2. this novel biserial deep groove ball bearing through setting up metal seal spare, when using the device, metal seal spare frictional resistance is less, and the heat dissipation is fast, and has a high alarm high temperature rotational speed, has strengthened the protectiveness of the device, has improved the mechanical efficiency of object, and is more energy-conserving, under metal seal spare's effect, has improved the protectiveness of the device.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the description of the embodiments or the prior art will be briefly described, and it is apparent that the drawings in the following description are only one embodiment of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

fig. 2 is a schematic diagram of an explosive structure according to the present utility model.

The marks in the drawings are:

1. an inner ring; 2. a first limit groove; 3. a first holder; 4. a first stainless steel ball; 5. a second holder; 6. a second stainless steel ball; 7. an outer ring; 8. the second limit groove; 9. a metal seal.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the technical solutions in the embodiments of the present utility model are clearly and completely described below to further illustrate the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all versions.

Examples:

the utility model is described in further detail below with reference to fig. 1-2.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a novel biserial deep groove ball bearing, includes the inner circle, and first spacing groove has been seted up on the inner circle surface, and first spacing groove is two altogether, and the symmetry is seted up on the inner circle surface, and first holder has been cup jointed on the inner circle surface, and first holder surface fixedly connected with second holder, first holder surface swing joint have first stainless steel ball, second holder surface swing joint have second stainless steel ball, and outer lane has been cup jointed on first holder surface, and the second spacing groove has been seted up to outer lane inner wall.

Through adopting above-mentioned technical scheme, through setting up first spacing groove 2 and second spacing groove 8, when using the device, first spacing groove 2 and second spacing groove 8 carry out spacingly to the motion track of first stainless steel ball 4 and second stainless steel ball 6, and is more stable, avoids the skew, under the effect of first spacing groove 2 and second spacing groove 8, has strengthened the stability of the device.

Specifically, the outer ring surface is provided with metal sealing elements, and the metal sealing elements are two in total and are symmetrically arranged on the outer ring surface.

Through adopting above-mentioned technical scheme, through setting up metal seal 9, when using the device, metal seal 9 frictional resistance is less, and the heat dissipation is fast, and has a high alarm high temperature rotational speed, has strengthened the protectiveness of the device, has improved the mechanical efficiency of object, and is more energy-conserving, under metal seal 9's effect, has improved the protectiveness of the device.

Specifically, the number of the second limiting grooves is two, the second limiting grooves are symmetrically formed in the inner wall of the outer ring, and the outer ring is sleeved on the surface of the second retainer.

Specifically, the first stainless steel ball and the second stainless steel ball are connected to the surface of the second limiting groove in a sliding mode.

The working principle of the utility model is as follows:

firstly, people detach the metal sealing piece 9, and fill proper amount of lubricating oil into the inner ring 1 and the outer ring 7, and rotate the bearing to make the lubricating oil smear evenly, then install the metal sealing piece 9, the friction resistance of the metal sealing piece 9 is less, the heat dissipation is fast, and the high temperature rotating speed is high, the protection of the device is enhanced, then people install the device in appointed position, when the inner ring 1 rotates, the first limiting groove 2 and the second limiting groove 8 limit the motion trail of the first stainless steel ball 4 and the second stainless steel ball 6, and the device is more stable and avoids offset.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. The utility model provides a novel biserial deep groove ball bearing, includes inner circle (1), its characterized in that: first spacing groove (2) have been seted up on inner circle (1) surface, first spacing groove (2) are total two, and the symmetry is seted up on inner circle (1) surface, first holder (3) have been cup jointed on inner circle (1) surface, first holder (3) fixedly connected with second holder (5), first holder (3) surface swing joint has first stainless steel ball (4), second holder (5) surface swing joint has second stainless steel ball (6), outer lane (7) have been cup jointed on first holder (3) surface, second spacing groove (8) have been seted up to outer lane (7) inner wall.

2. The novel double-row deep groove ball bearing according to claim 1, wherein: the surface of the outer ring (7) is provided with two metal sealing pieces (9), and the two metal sealing pieces (9) are symmetrically arranged on the surface of the outer ring (7).

3. The novel double-row deep groove ball bearing according to claim 1, wherein: the two second limiting grooves (8) are symmetrically formed in the inner wall of the outer ring (7), and the outer ring (7) is sleeved on the surface of the second retainer (5).

4. The novel double-row deep groove ball bearing according to claim 1, wherein: the first stainless steel ball (4) and the second stainless steel ball (6) are connected to the surface of the second limit groove (8) in a sliding mode.