CN215762828U - High-strength double-row radial ball bearing structure - Google Patents
High-strength double-row radial ball bearing structure Download PDFInfo
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- CN215762828U CN215762828U CN202122121537.1U CN202122121537U CN215762828U CN 215762828 U CN215762828 U CN 215762828U CN 202122121537 U CN202122121537 U CN 202122121537U CN 215762828 U CN215762828 U CN 215762828U
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Abstract
The utility model relates to a high-strength double-row radial ball bearing structure which comprises a bearing inner ring, a bearing outer ring and steel balls arranged between the bearing inner ring and the bearing outer ring, wherein the number of the steel balls is double rows, the first row of the steel balls comprises a plurality of first steel balls which are annularly arranged, the second row of the steel balls comprises a plurality of second steel balls which are annularly arranged, a wear-resisting sleeve is sleeved on the outer side of the bearing inner ring, a first annular fixing plate is arranged at the end part of the wear-resisting sleeve, the first annular fixing plate is attached to one side of the bearing inner ring and is fixedly connected with the bearing inner ring through a bolt, the first steel balls and the second steel balls are arranged between the wear-resisting sleeve and the bearing outer ring, the strength of the bearing inner ring and the strength of the bearing outer ring can be improved due to the arrangement of the wear-resisting sleeve, the wear is reduced, and the support stability of a bearing is improved.
Description
Technical Field
The utility model relates to the field of bearing processing, in particular to a high-strength double-row radial ball bearing structure.
Background
The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. The structure of the bearing mainly comprises a bearing outer ring, a bearing inner ring and steel balls, different structures can be correspondingly designed for the ball bearing according to different functional requirements, the dustproof effect is achieved mainly through a sealing check ring between the bearing outer ring and the bearing inner ring in the conventional bearing structure, the problems of low strength and instable installation of the sealing check ring can be found in practical use, and the sealing performance and the dustproof effect of the bearing are poor;
moreover, the steel balls easily cause abrasion of the bearing outer ring and the bearing inner ring when rotating at high speed, and if the abrasion is serious, the bearing has the problem of unstable support.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a high-strength double-row centripetal ball bearing structure.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a high-strength double-row radial ball bearing structure comprises a bearing inner ring, a bearing outer ring and steel balls arranged between the bearing inner ring and the bearing outer ring, wherein the number of the steel balls is double rows, the first row of the steel balls comprises a plurality of first steel balls which are annularly arranged, and the second row of the steel balls comprises a plurality of second steel balls which are annularly arranged;
a sealing check ring is arranged between the bearing inner ring and the bearing outer ring and comprises a sealing check ring main body and a sealing check ring fixing part connected with the sealing check ring main body;
an installation groove is formed in the inner side face of the bearing outer ring, the sealing retainer ring fixing part extends into the installation groove, an annular pressing ring is arranged in the installation groove, and the annular pressing ring presses and fixes the sealing retainer ring fixing part;
the bearing inner ring is characterized in that a wear-resistant sleeve is sleeved on the outer side of the bearing inner ring, a first annular fixing plate is arranged at the end part of the wear-resistant sleeve, the first annular fixing plate is attached to one side of the bearing inner ring and is fixedly connected with the bearing inner ring through a bolt, and a first steel ball and a second steel ball are arranged between the wear-resistant sleeve and the bearing outer ring.
Further, the mounting groove extends circumferentially on the circumferential surface of the bearing outer ring.
Further, the gasket main body and the gasket fixing portion are integrally formed.
Further, the wear-resistant sleeve and the first annular fixing plate are integrally formed, the wear-resistant sleeve is made of ceramic, and the wear-resistant sleeve is bonded with the outer wall of the bearing inner ring.
Further, the first row of steel balls and the second row of steel balls are arranged between the wear-resisting sleeve and the bearing outer ring in parallel.
The utility model has the beneficial effects that: the wear-resistant sleeve is sleeved on the outer side of a bearing inner ring of the bearing, a first annular fixing plate is arranged at the end part of the wear-resistant sleeve, the first annular fixing plate is attached to one side of the bearing inner ring and is fixedly connected with the bearing inner ring through a bolt, a first steel ball and a second steel ball are arranged between the wear-resistant sleeve and the bearing outer ring, the strength of the bearing inner ring and the bearing outer ring can be improved due to the arrangement of the wear-resistant sleeve, the wear is reduced, and the support stability of the bearing is improved;
in addition, the inner side surface of the bearing outer ring is provided with a mounting groove, the sealing retainer ring fixing part extends into the mounting groove, an annular pressing ring is arranged in the mounting groove and compresses and fixes the sealing retainer ring fixing part, and the sealing retainer ring is firmly mounted and plays a good dustproof and sealing effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the wear sleeve of the present invention.
Detailed Description
As shown in fig. 1 and 2, a high-strength double-row radial ball bearing structure comprises a bearing inner ring 1, a bearing outer ring 2 and steel balls arranged between the bearing inner ring 1 and the bearing outer ring 2, wherein the number of the steel balls is double rows, the first row of the steel balls comprises a plurality of first steel balls 3 which are annularly arranged, and the second row of the steel balls comprises a plurality of second steel balls 4 which are annularly arranged;
a sealing retainer ring is arranged between the bearing inner ring 1 and the bearing outer ring 2, and comprises a sealing retainer ring main body 5 and a sealing retainer ring fixing part 6 connected with the sealing retainer ring main body 5;
an installation groove 7 is formed in the inner side face of the bearing outer ring 1, the sealing retainer ring fixing part 6 extends into the installation groove 7, an annular pressing ring 8 is arranged in the installation groove 7, and the annular pressing ring 8 presses and fixes the sealing retainer ring fixing part 6;
the outer side of the bearing inner ring 1 is sleeved with a wear-resistant sleeve 9, the end part of the wear-resistant sleeve 9 is provided with a first annular fixing plate 10, the first annular fixing plate 10 is attached to one side of the bearing inner ring 1 and is fixedly connected with the bearing inner ring 1 through a bolt, and the first steel ball 3 and the second steel ball 4 are installed between the wear-resistant sleeve 9 and the bearing outer ring 2.
The mounting groove 7 extends circumferentially on the circumferential surface of the bearing outer ring 2. The gasket main body 5 and the gasket fixing portion 6 are integrally formed. The wear-resistant sleeve 9 and the first annular fixing plate 10 are integrally formed, the wear-resistant sleeve 9 is made of ceramic, and the wear-resistant sleeve 9 is bonded with the outer wall of the bearing inner ring 1. The first row of steel balls 3 and the second row of steel balls 4 are arranged in parallel between the wear-resistant sleeve 9 and the bearing outer ring 2.
A wear-resistant sleeve 9 is sleeved on the outer side of a bearing inner ring 1 of the bearing, a first annular fixing plate 10 is arranged at the end part of the wear-resistant sleeve 9, the first annular fixing plate 10 is attached to one side of the bearing inner ring 1 and is fixedly connected with the bearing inner ring 1 through a bolt, a first steel ball 3 and a second steel ball 4 are arranged between the wear-resistant sleeve 9 and a bearing outer ring 2, the strength of the bearing inner ring 1 and the strength of the bearing outer ring 2 can be improved due to the arrangement of the wear-resistant sleeve 9, the wear is reduced, and the support stability of the bearing is improved;
in addition, be equipped with mounting groove 7 on the medial surface of bearing inner race 1, in sealing ring fixed part 6 stretched into mounting groove 7, be equipped with annular clamping ring 8 in the mounting groove 7, annular clamping ring 8 compressed tightly fixed sealing ring fixed part 6, the sealing ring installation was firm and had played fine dustproof, sealed effect.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. A high-strength double-row radial ball bearing structure comprises a bearing inner ring, a bearing outer ring and steel balls arranged between the bearing inner ring and the bearing outer ring, and is characterized in that the number of the steel balls is double rows, the first row of the steel balls comprises a plurality of first steel balls which are annularly arranged, and the second row of the steel balls comprises a plurality of second steel balls which are annularly arranged;
a sealing check ring is arranged between the bearing inner ring and the bearing outer ring and comprises a sealing check ring main body and a sealing check ring fixing part connected with the sealing check ring main body;
an installation groove is formed in the inner side face of the bearing outer ring, the sealing retainer ring fixing part extends into the installation groove, an annular pressing ring is arranged in the installation groove, and the annular pressing ring presses and fixes the sealing retainer ring fixing part;
the bearing inner ring is characterized in that a wear-resistant sleeve is sleeved on the outer side of the bearing inner ring, a first annular fixing plate is arranged at the end part of the wear-resistant sleeve, the first annular fixing plate is attached to one side of the bearing inner ring and is fixedly connected with the bearing inner ring through a bolt, and a first steel ball and a second steel ball are arranged between the wear-resistant sleeve and the bearing outer ring.
2. A high strength double row radial spherical bearing structure as claimed in claim 1, wherein said mounting groove extends circumferentially on the circumference of said bearing outer race.
3. A high strength double row radial spherical bearing structure as claimed in claim 1, wherein said retainer body and retainer fixing portion are integrally formed.
4. A high strength double row radial spherical bearing structure as claimed in claim 1, wherein said wear-resistant sleeve is integrally formed with said first annular fixing plate, said wear-resistant sleeve is made of ceramic, and said wear-resistant sleeve is bonded to an outer wall of said bearing inner race.
5. A high strength double row radial ball bearing structure as claimed in claim 1, wherein said first row of steel balls and said second row of steel balls are arranged in parallel between said wear sleeve and said bearing outer race.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122121537.1U CN215762828U (en) | 2021-09-03 | 2021-09-03 | High-strength double-row radial ball bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122121537.1U CN215762828U (en) | 2021-09-03 | 2021-09-03 | High-strength double-row radial ball bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215762828U true CN215762828U (en) | 2022-02-08 |
Family
ID=80083695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122121537.1U Active CN215762828U (en) | 2021-09-03 | 2021-09-03 | High-strength double-row radial ball bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215762828U (en) |
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2021
- 2021-09-03 CN CN202122121537.1U patent/CN215762828U/en active Active
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