Deep groove ball bearing

Abstract

The utility model provides a deep groove ball bearing, and belongs to the technical field of bearings. The deep groove ball bearing solves the problem that an existing deep groove ball bearing and a sealing ring are extremely troublesome to detach. The deep groove ball bearing comprises a bearing body, the bearing body is composed of a bearing inner ring and a bearing outer ring, a plurality of balls are arranged between the bearing inner ring and the bearing outer ring, the bearing body is provided with a whole sealing ring used for sealing, the whole sealing ring is composed of a left sealing ring and a right sealing ring, and the two sealing rings are each provided with a fixing part. A positioning hole is formed in the fixing part, a positioning part is arranged on the bearing outer ring, a positioning assembly is arranged on the positioning part, the positioning assembly is composed of a positioning rod and a connecting spring, a clamping groove is formed in the bearing inner ring, clamping parts are arranged on the two sealing rings, and a plurality of steel balls are arranged between the clamping parts and the bearing inner ring. The utility model has the advantage that the sealing ring is convenient to replace.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearings and relates to a deep groove ball bearing. Background Art

[0002] Bearings are important and key basic components in the equipment manufacturing industry. They directly determine the performance, quality and reliability of major equipment and host products, and are known as the "heart" of equipment manufacturing. Deep groove ball bearings are suitable for high-speed or even extremely high-speed operation, and are very durable and do not require frequent maintenance.

[0003] After using the deep groove ball bearing for a period of time, the sealing ring needs to be removed and lubricant needs to be added to the inside of the bearing to effectively avoid jamming during rotation and affect the mechanical rotation. However, the sealing ring of the existing deep groove ball bearing is extremely troublesome to remove and requires the staff to remove it by force, which can easily damage the sealing ring, increase the cost of use, and bring unnecessary trouble to the staff. Summary of the invention

[0004] The utility model aims to solve the above problems existing in the prior art and provides a deep groove ball bearing with a convenient seal ring replacement.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a deep groove ball bearing, including a bearing body, the bearing body is composed of a bearing inner ring and a bearing outer ring, a plurality of balls are arranged between the bearing inner ring and the bearing outer ring, and it is characterized in that a sealing ring as a whole for sealing is arranged on the bearing body, the sealing ring as a whole is composed of a left sealing ring and a right sealing ring, both of the sealing rings are provided with a fixing part for fixing, a positioning hole is provided on the fixing part, a positioning part matching with the fixing part is provided on the bearing outer ring, a positioning component for positioning the fixing part is provided on the positioning part, the positioning component is composed of a positioning rod and a connecting spring, a clamping groove is provided on the bearing inner ring, a clamping part extending into the clamping groove is provided on the two sealing rings, and a plurality of steel balls are arranged between the clamping part and the bearing inner ring.

[0006] In the above-mentioned deep groove ball bearing, the positioning part is provided with an installation groove for installing the positioning component, one end of the positioning rod extends out of the installation groove, and the other end of the positioning rod extends into the installation and is connected to the positioning part, and the positioning rod is extended and retracted on the installation groove through a connecting spring to position the fixing part.

[0007] In the above-mentioned deep groove ball bearing, the left sealing ring and the right sealing ring are both semicircular structures, and one of the sealing rings is provided with a connecting portion for connection, and the other sealing ring is provided with a groove for the connecting portion to extend into.

[0008] In the above-mentioned deep groove ball bearing, the sealing ring is made of rubber material as a whole, and there are two sealing rings as a whole, which are respectively arranged at the upper and lower ends of the bearing body.

[0009] Compared with the prior art, the deep groove ball bearing divides the sealing ring into a left sealing ring and a right sealing ring, and fixes the fixing part through a positioning assembly of the positioning part, so that the sealing ring can be limited and fixed between the outer ring and the inner ring, and at the same time, it is convenient for the staff to quickly remove the sealing ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model.

[0011] Figure 2 It is a cross-sectional structural schematic diagram of the utility model.

[0012] In the figure, 1. bearing body; 2. bearing inner ring; 3. bearing outer ring; 4. ball; 5. sealing ring as a whole; 6. fixing part; 7. positioning part; 8. positioning assembly; 9. positioning rod; 10. connecting spring; 11. clamping part; 12. steel ball; 13. left sealing ring; 14. right sealing ring. DETAILED DESCRIPTION

[0013] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0014] like Figure 1 , Figure 2 As shown, the deep groove ball bearing comprises a bearing body 1, wherein the bearing body 1 is composed of a bearing inner ring 2 and a bearing outer ring 3, and a plurality of balls 4 are arranged between the bearing inner ring 2 and the bearing outer ring 3. The bearing body 1 is characterized in that a sealing ring as a whole 5 for sealing is arranged on the bearing body 1, and the sealing ring as a whole 5 is composed of a left sealing ring 13 and a right sealing ring 14, and both of the sealing rings are provided with a fixing portion 6 for fixing, and a positioning hole is provided on the fixing portion 6, and a positioning portion 7 matching with the fixing portion 6 is provided on the bearing outer ring 3, and a positioning component 8 for positioning the fixing portion 6 is provided on the positioning portion 7, and the positioning component 8 is composed of a positioning rod 9 and a connecting spring 10, and a clamping groove is provided on the bearing inner ring 2, and a clamping portion 11 extending into the clamping groove is provided on the two sealing rings, and a plurality of steel balls 12 are arranged between the clamping portion 11 and the bearing inner ring 2.

[0015] To elaborate further, when the sealing ring 5 needs to be disassembled as a whole, the positioning rod 9 is pressed to shrink it into the installation groove, and the fixing part 6 loses the positioning of the positioning assembly 8, so that the fixing part 6 can be moved on the positioning part 7. When it moves to a certain position, the clamping part 11 is disengaged from the clamping groove, and one of the sealing rings can be disassembled, and the other sealing ring can be removed from the bearing body 1 in the same disassembly method.

[0016] To elaborate further, a mounting groove for installing the positioning assembly 8 is provided on the positioning portion 7, one end of the positioning rod 9 extends out of the mounting groove, and the other end of the positioning rod 9 extends into the installation and is connected to the positioning portion 7, and the positioning rod 9 is extended and retracted on the mounting groove through a connecting spring 10 to position the fixing portion 6.

[0017] To further elaborate, both the left sealing ring 13 and the right sealing ring 14 are semicircular structures, and one of the sealing rings is provided with a connecting portion for connection, and the other sealing ring is provided with a groove for the connecting portion to extend into.

[0018] To be more specific, the sealing ring 5 is made of rubber material, and there are two sealing rings 5 ​​, which are respectively disposed at the upper and lower ends of the bearing body 1 .

[0019] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0020] Although the present invention uses more terms such as bearing body 1, bearing inner ring 2, bearing outer ring 3, ball 4, sealing ring 5, fixing part 6, positioning part 7, positioning assembly 8, positioning rod 9, connecting spring 10, clamping part 11, steel ball 1, left sealing ring 13, right sealing ring 14, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A deep groove ball bearing, comprising a bearing body (1), wherein the bearing body (1) is composed of a bearing inner ring (2) and a bearing outer ring (3), and a plurality of balls (4) are arranged between the bearing inner ring (2) and the bearing outer ring (3), characterized in that: The bearing body (1) is provided with a sealing ring as a whole (5) for sealing. The sealing ring as a whole (5) is composed of a left sealing ring (13) and a right sealing ring (14). Both sealing rings are provided with a fixing portion (6) for fixing. The fixing portion (6) is provided with a positioning hole. The bearing outer ring (3) is provided with a positioning portion (7) that matches the fixing portion (6). The positioning portion (7) is provided with a positioning component (8) for positioning the fixing portion (6). The positioning component (8) is composed of a positioning rod (9) and a connecting spring (10). The bearing inner ring (2) is provided with a clamping groove. Both sealing rings are provided with a clamping portion (11) that extends into the clamping groove. A plurality of steel balls (12) are provided between the clamping portion (11) and the bearing inner ring (2).

2. A deep groove ball bearing according to claim 1, characterized in that: The positioning portion (7) is provided with a mounting groove for mounting the positioning assembly (8), one end of the positioning rod (9) extends outside the mounting groove, and the other end of the positioning rod (9) extends inside the mounting groove and is connected to the positioning portion (7), and the positioning rod (9) is extended and retracted on the mounting groove via a connecting spring (10) to position the fixing portion (6).

3. A deep groove ball bearing according to claim 1, characterized in that: The left sealing ring (13) and the right sealing ring (14) are both semicircular structures, and one of the sealing rings is provided with a connecting portion for connection, and the other sealing ring is provided with a groove for the connecting portion to extend into.

4. A deep groove ball bearing according to claim 1, characterized in that: The sealing ring as a whole (5) is made of rubber material. There are two sealing rings as a whole (5), which are respectively arranged at the upper and lower ends of the bearing body (1).

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