Novel fully-sealed thrust ball bearing

Abstract

The novel fully-sealed thrust ball bearing comprises a first bearing ring, a supporting ball and a supporting rolling groove are installed in a sliding and buckling mode, the supporting rolling groove is formed in the center of the outer wall of a gasket, a splicing buckling groove is formed in the edge of one side of a sealing block, a splicing buckling block is fixedly connected to the edge of the other side of the sealing block, and the first bearing ring and the second bearing ring are fixedly connected. A sealing sliding block is fixedly connected to the upper end of the inner wall of the sealing block, the sealing sliding block and a sealing sliding groove are installed in an inserted mode, and the sealing sliding groove is formed in the lower end of the outer wall of the first bearing ring. According to the novel fully-sealed thrust ball bearing, the sealing blocks and the splicing bolts can be disassembled and assembled through the fixing bolts, the splicing buckling blocks and the splicing buckling grooves, installation is convenient, buckling sealing can be conducted through the sealing sliding grooves and the sealing sliding blocks, the sealing effect is good, the gasket is supported to roll through the supporting cushion blocks, the supporting balls and the supporting rolling grooves, rotation is more stable, and the sealing effect is good. And the oil injection groove can perform one-way oil injection through the sealing opening, leakage is avoided, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of thrust ball bearings, in particular to a novel fully sealed thrust ball bearing. Background Art

[0002] Thrust ball bearings are designed to withstand thrust loads when running at high speeds. They are composed of a washer-shaped ring with a raceway groove for the ball to roll. Since the ring is seat-shaped, thrust ball bearings are divided into two types: flat seat pad type and self-aligning spherical seat pad type. In addition, this type of bearing can withstand axial loads, but not radial loads.

[0003] The existing CN113090648A thrust ball bearing is provided with a plurality of tapered ring-shaped clamping blocks which gradually decrease toward the bottom of the embedding groove at the connection end, which can ensure the stability of the connection between the sealing ring and the seat ring and prevent the sealing ring from falling out or being damaged. However, there are still some shortcomings. The rotation stability of the existing equipment is not good, and the sealing mechanism is not convenient to disassemble and assemble, and the lubricating oil is not convenient to inject. Therefore, a new fully sealed thrust ball bearing is needed to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a novel fully sealed thrust ball bearing to solve the problems of poor rotation stability of the thrust ball bearing mentioned in the above background technology, inconvenient disassembly and assembly of the sealing mechanism, and inconvenient injection of lubricating oil.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a novel fully sealed thrust ball bearing, comprising a first bearing ring, a washer is installed at one end of the first bearing ring, and a second bearing ring is installed at one end of the washer, an oil filling groove is connected to one side of the inner wall of the first bearing ring, and a closed port is inserted and installed at one end of the inner wall of the oil filling groove, a mounting plug is fixedly connected to the outer wall of the closed port, a rolling ball is slidably embedded and installed on the edge of the inner wall of the washer, and the rolling ball is slidably buckled and installed with the edges of one end of the first bearing ring and the second bearing ring, and a sealing plate is distributed on the upper end of the outer wall of the second bearing ring. A closing block, and a fixing bolt is inserted and installed at the lower end of the outer wall of the closing block, a supporting pad is fixedly connected to the center position of the inner wall of the closing block, and a supporting ball is slidably embedded and installed at the center position of one side of the supporting pad, the supporting ball is slidably buckled and installed with the supporting rolling groove, and the supporting rolling groove is opened at the center position of the outer wall of the gasket, a splicing buckle groove is opened at the edge of one side of the closing block, and a splicing buckle block is fixedly connected to the edge of the other side of the closing block, a sealing slider is fixedly connected to the upper end of the inner wall of the closing block, and the sealing slider is inserted and installed with the sealing sliding groove, and the sealing sliding groove is opened at the lower end of the outer wall of the first bearing ring.

[0006] Preferably, the closing block is a semi-annular structure, and the closing blocks are installed by snapping and splicing in splicing buckle grooves through splicing buckle blocks, and the closing block is bolt-fixed to the second bearing ring through fixing bolts.

[0007] Preferably, the closing block is installed in a limited position supported manner with a washer in a supporting groove through a supporting ball.

[0008] Preferably, the closing block is installed in a locking and sliding seal with the first bearing ring and the closing block in a sealing sliding groove via a sealing slider.

[0009] Preferably, the oil filling groove is distributed in a circular shape and inclined on the inner wall of the first bearing ring, and the first bearing ring is connected to the rolling ball through the oil filling groove.

[0010] Preferably, the closed port is a one-way valve structure, and the closed port is installed in a sealed plug-in manner with the oil filling groove through an installation plug block.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the new fully sealed thrust ball bearing can disassemble and assemble the closing block splicing bolts through the fixing bolts, splicing buckle blocks and splicing buckle grooves, which is easy to install, and can be buckled and sealed through the sealing slide groove and the sealing slider, with good sealing effect, and the supporting pad block, supporting ball and supporting rolling groove support the gasket to roll, and the rotation is more stable, and the oil filling groove can be unidirectionally oiled through the closed port to avoid leakage, and it is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a front view of a new fully sealed thrust ball bearing of the utility model;

[0013] Figure 2 This is a cross-sectional view of a new fully sealed thrust ball bearing of the utility model;

[0014] Figure 3 This utility model is a new type of fully sealed thrust ball bearing Figure 1 Enlarged view of point A in the middle;

[0015] Figure 4 This utility model is a new type of fully sealed thrust ball bearing Figure 2 Enlarged view of point B in the middle;

[0016] Figure 5 This utility model is a new type of fully sealed thrust ball bearing Figure 2 Enlarged view of point C in the middle;

[0017] Figure 6 This utility model is a new type of fully sealed thrust ball bearing Figure 2 Enlarged view of point D in the middle.

[0018] In the figure: 1. first bearing ring, 2. closing block, 3. second bearing ring, 4. oil filling groove, 5. rolling ball, 6. washer, 7. fixing bolt, 8. supporting pad, 9. splicing buckle block, 10. splicing buckle groove, 11. mounting plug-in block, 12. closing mouth, 13. supporting ball, 14. supporting rolling groove, 15. sealing slide groove, 16. sealing slider. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-6 The utility model provides a technical solution: a new fully sealed thrust ball bearing, comprising a first bearing ring 1, a closing block 2, a second bearing ring 3, an oil filling groove 4, a ball 5, a washer 6, a fixing bolt 7, a supporting pad 8, a splicing buckle block 9, a splicing buckle groove 10, an installation plug-in block 11, a closing port 12, a supporting ball 13, a supporting rolling groove 14, a sealing slide groove 15 and a sealing slider 16. A washer 6 is installed at one end of the first bearing ring 1, and a second bearing ring 3 is installed at one end of the washer 6. An oil filling groove 4 is connected to one side of the inner wall of the first bearing ring 1, and a closing port 12 is inserted and installed at one end of the inner wall of the oil filling groove 4. The oil filling groove 4 is annularly inclined on the inner wall of the first bearing ring 1, and the first bearing ring 1 is connected to the ball 5 through the oil filling groove 4, so that the oil filling groove 4 is convenient for oiling and more uniform.

[0021] The closed port 12 is a one-way valve structure, and the closed port 12 is sealed and plugged with the oil filling groove 4 through the installation plug block 11, so that the closed port 12 can be one-way oiled to avoid backflow. The outer wall of the closed port 12 is fixedly connected with the installation plug block 11, and the ball 5 is slidably embedded and installed on the inner wall edge of the gasket 6, and the ball 5 is slidably buckled and installed with the edge of one end of the first bearing ring 1 and the second bearing ring 3. The upper end of the outer wall of the second bearing ring 3 is fitted with a closed block 2, and the lower end of the outer wall of the closed block 2 is plugged and installed with a fixing bolt 7. The closed block 2 is a semi-annular structure, and the closed blocks 2 are buckled and spliced ​​in the splicing buckle groove 10 through the splicing buckle block 9. The closed block 2 is bolted and fixed to the second bearing ring 3 by the fixing bolt 7, so that the closed block 2 is convenient for quick disassembly and replacement.

[0022] The closing block 2 is installed in a limited support manner with the gasket 6 in the supporting groove 14 through the supporting ball 13, so that the closing block 2 can support the gasket 6 in a rolling manner, and the rotation is more stable. The closing block 2 is installed in a snap-fit ​​sliding seal with the first bearing ring 1 and the closing block 2 in the sealing groove 15 through the sealing slider 16, so that the closing block 2 can be snap-fitted and sealed, which is convenient for stable sealing rotation.

[0023] A support pad 8 is fixedly connected to the center position of the inner wall of the closing block 2, and a support ball 13 is slidably embedded and installed at the center position of one side of the support pad 8. The support ball 13 is slidably engaged with a support rolling groove 14, and the support rolling groove 14 is opened at the center position of the outer wall of the gasket 6. A splicing buckle groove 10 is opened at the edge of one side of the closing block 2, and a splicing buckle block 9 is fixedly connected to the edge of the other side of the closing block 2. A sealing slider 16 is fixedly connected to the upper end of the inner wall of the closing block 2, and the sealing slider 16 is inserted and installed with the sealing slide groove 15. The sealing slide groove 15 is opened at the lower end of the outer wall of the first bearing ring 1.

[0024] Working principle: When using the new fully sealed thrust ball bearing, firstly, the first bearing ring 1, the second bearing ring 3, the ball 5 and the gasket 6 of the device are assembled and installed, and then the closing block 2 is inserted and spliced ​​with the first bearing ring 1 through the sealing groove 15 and the sealing slider 16, and the closing blocks 2 are inserted and spliced ​​through the splicing buckle block 9 and the splicing buckle groove 10. Then, the other side of the closing block 2 is bolted to the second bearing ring 3 through the fixing bolt 7, and the gasket 6 is rollingly supported by the supporting pad 8, the supporting ball 13 and the supporting rolling groove 14. When the first bearing ring 1 and the second bearing ring 3 rotate, they can be supported to rotate by the sealing groove 15 and the sealing slider 16. When oil injection is required, it can be injected through the closing port 12. When completed, it can be automatically sealed through the closing port 12 to avoid oil leakage. This is the use process of the new fully sealed thrust ball bearing.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A novel fully sealed thrust ball bearing, comprising a first bearing ring (1), a washer (6) being mounted on one end of the first bearing ring (1), and a second bearing ring (3) being mounted on one end of the washer (6), characterized in that: An oil injection groove (4) is connected to one side of the inner wall of the first bearing ring (1), and a closed opening (12) is inserted and installed at one end of the inner wall of the oil injection groove (4), and a mounting plug block (11) is fixedly connected to the outer wall of the closed opening (12). A rolling ball (5) is slidably embedded and installed on the edge of the inner wall of the gasket (6), and the rolling ball (5) is slidably engaged and installed with the edges of one end of the first bearing ring (1) and the second bearing ring (3). A closed block (2) is closely attached to the upper end of the outer wall of the second bearing ring (3), and a fixing bolt (7) is inserted and installed at the lower end of the outer wall of the closed block (2), and a supporting pad is fixedly connected to the center of the inner wall of the closed block (2). (8), and a support ball (13) is slidably embedded in the center position of one side of the support cushion block (8), the support ball (13) is slidably engaged with the support rolling groove (14), and the support rolling groove (14) is opened at the center position of the outer wall of the gasket (6), a splicing buckle groove (10) is opened at the edge of one side of the closing block (2), and a splicing buckle block (9) is fixedly connected to the edge of the other side of the closing block (2), a sealing slider (16) is fixedly connected to the upper end of the inner wall of the closing block (2), and the sealing slider (16) is inserted and installed with the sealing sliding groove (15), and the sealing sliding groove (15) is opened at the lower end of the outer wall of the first bearing ring (1).

2. A new fully sealed thrust ball bearing according to claim 1, characterized in that: The closing block (2) is a semi-annular structure, and the closing blocks (2) are installed by snapping together in the splicing buckle blocks (9) in the splicing buckle grooves (10), and the closing block (2) is bolt-fixed to the second bearing ring (3) by fixing bolts (7).

3. A new fully sealed thrust ball bearing according to claim 2, characterized in that: The closing block (2) is installed in a limited position supported manner with the washer (6) in the supporting rolling groove (14) via the supporting ball (13).

4. A new fully sealed thrust ball bearing according to claim 3, characterized in that: The closing block (2) is installed in a locking and sliding seal with the first bearing ring (1) and the closing block (2) in a sealing sliding groove (15) via a sealing sliding block (16).

5. A new fully sealed thrust ball bearing according to claim 4, characterized in that: The oil injection groove (4) is distributed in an annular shape and is inclined on the inner wall of the first bearing ring (1), and the first bearing ring (1) is connected to the rolling ball (5) through the oil injection groove (4).

6. A new fully sealed thrust ball bearing according to claim 5, characterized in that: The closed port (12) is a one-way valve structure, and the closed port (12) is installed in a sealed plug-in manner with the oil filling groove (4) through the installation plug-in block (11).

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