CN216111767U

CN216111767U - Self-lubricating bearing

Info

Publication number: CN216111767U
Application number: CN202121982110.4U
Authority: CN
Inventors: 李伟民; 刘长宇; 姜春
Original assignee: Wuxi Yuantong Bearing Co ltd
Current assignee: Wuxi Yuantong Bearing Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-03-22
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a self-lubricating bearing which comprises an outer ring, an inner ring and an inner ring, wherein an oil cavity is arranged between the outer ring and the inner ring, a sliding cavity is arranged between the inner ring and the inner ring, lubricating oil is stored in the oil cavity, an oil filling interface is arranged at the top of the outer ring and used for filling the lubricating oil, a sealing plate, a ball body, an oil through hole and an arc-shaped plate are driven by a spring through the arranged oil filling interface, the lubricating oil is conveniently filled, the oil filling interface can be sealed to avoid leakage when the bearing rotates, and waste caused by the fact that a large amount of lubricating oil enters the lubricating oil can be avoided through the arrangement of a small lubricating oil channel, an oil through pipe and a sponge pad capable of lubricating the lubricating oil.

Description

Self-lubricating bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a self-lubricating bearing.

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 bearing lubrication mainly comprises grease lubrication and oil lubrication, wherein grease lubrication needs to be filled with lubricating grease regularly, oil lubrication needs to be provided with an oil slinger for pumping or a bearing is soaked in an oil pool for forced lubrication through an oil wedge, oil can be strongly splashed, lubricating oil is wasted, and the environment is polluted, so that the self-lubricating bearing is usually used in places with difficulty in oil film formation, such as reciprocating motion, swinging motion, frequent starting and stopping and the like.

At present, current self-lubricating bearing is when using, and current bearing is when carrying out the oiling, and the oiling is inconvenient, and the sealed effect of bearing inner chamber after the oiling is poor, and lubricating oil spills over easily, leads to lubricating oil extravagant and causes the surrounding environment pollution, and some self-lubricating bearings are when using moreover, and self-lubricating effect is poor, and lubricating oil goes out the liquid unstability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a self-lubricating bearing to solve the problems of inconvenient oil injection and poor self-lubricating effect.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a self-lubricating bearing, includes outer lane, inner ring and inner circle, be provided with the oil pocket between outer lane and the inner ring, be provided with the sliding chamber between inner ring and the inner circle, the inside lubricating oil that is used for storing of oil pocket, the top of outer lane is provided with the oiling interface, the oiling interface is used for filling lubricating oil.

Preferably, a sealing cover is installed at the top of the oil filling interface, an oil inlet is formed in the center of the oil filling interface, a supporting plate is fixed at the bottom of the oil inlet, an oil through opening is formed in the supporting plate, the oil filling interface can be conveniently opened through the arranged sealing cover, an oil inlet pipeline is installed through the oil inlet, and then lubricating oil is filled through the oil through opening.

Preferably, the slide bar is installed at the center of backup pad, the top of slide bar is provided with the baffle, install the spring between baffle and the backup pad, the installation installs the closing plate on the slide bar, be provided with the annular pad between closing plate and the backup pad, the slide bar through setting up can slide at the center of backup pad, then can drive closing plate and annular pad through spring support baffle and seal the oil outlet.

Preferably, the bottom of oiling interface is fixed with the arc, the spheroid is installed to the bottom of slide bar, the cover has the ball pad on the spheroid, the spheroid passes through and the closure at the center of arc with the ball pad, and the spheroid that can make through the setting with the ball pad that the opening that leaves in the arc is closed sealed, also can make spheroid and ball pad open the convenient oiling of through-hole that the arc set up through the downward movement of slide bar.

Preferably, an oil through pipe is arranged on the inner ring, the spongy cushion is arranged at the bottom of the inner ring, and the oil through pipe can be communicated with the oil cavity on the inner ring, so that lubricating oil can infiltrate into the spongy cushion through the oil through pipe.

Preferably, install the steady rest in the sliding cavity, install the rolling element in the steady rest, be provided with the lubricant passage on the steady rest, can make the rolling element rotate in inside through the steady rest that sets up, the lubricant passage who sets up moreover can extrude the foam-rubber cushion when rotating and make lubricating oil get into among rolling element and the steady rest and lubricate.

Preferably, the oil filling connector and the structural components in the oil filling connector are symmetrically arranged at the bottom of the outer ring, and the oil filling connector is arranged at the top and the bottom of the outer ring, so that oil filling and oil discharging of the device can be facilitated, and lubricating oil can be fully lubricated when the bearing rotates.

Compared with the prior art, the utility model has the beneficial effects that:

1. the oil filling port and the arc-shaped plate are driven by the spring to drive the sealing plate and the ball body to seal the oil through port and the arc-shaped plate, so that lubricating oil can be conveniently filled, and the oil filling port can be sealed to avoid leakage when the bearing rotates.

2. The utility model can avoid waste caused by a large amount of lubricating oil entering the lubricating system by arranging a smaller lubricating oil channel, an oil pipe and a spongy cushion which can absorb the lubricating oil.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion a of FIG. 1;

fig. 3 is an enlarged view of fig. 1 at b.

In the figure: 1. an outer ring; 2. an oil chamber; 3. an inner ring; 4. a sliding cavity; 5. an inner ring; 6. an oiling interface; 7. a sealing cover; 8. an oil inlet; 9. a support plate; 10. an oil through hole; 11. an annular pad; 12. a slide bar; 13. a spring; 14. a baffle plate; 15. a sealing plate; 16. an arc-shaped plate; 17. a sphere; 18. a ball pad; 19. an oil pipe is communicated; 20. a sponge cushion; 21. a stabilizer frame; 22. an oil wetting channel; 23. and a rolling body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 and 2, the illustrated self-lubricating bearing includes an outer ring 1, an inner ring 3, and an inner ring 5, an oil chamber 2 is disposed between the outer ring 1 and the inner ring 3, a sliding chamber 4 is disposed between the inner ring 3 and the inner ring 5, the oil chamber 2 is used for storing lubricating oil, an oil filling port 6 is disposed at the top of the outer ring 1, and the oil filling port 6 is used for filling lubricating oil.

Wherein, for convenient filling lubricating oil, sealed lid 7 is installed at the top of oiling interface 6, and the center of oiling interface 6 is provided with oil inlet 8, and the bottom of oil inlet 8 is fixed with backup pad 9, is provided with logical hydraulic fluid port 10 on the backup pad 9, can conveniently open oiling interface 6 and install the oil inlet pipe through oil inlet 8 through the sealed lid 7 that sets up, then through leading to hydraulic fluid port 10 filling lubricating oil.

Meanwhile, in order to avoid leakage of the oil filling port 6 when the bearing rotates, a sliding rod 12 is installed at the center of the supporting plate 9, a baffle 14 is arranged at the top of the sliding rod 12, a spring 13 is installed between the baffle 14 and the supporting plate 9, a sealing plate 15 is installed on the sliding rod 12, an annular pad 11 is arranged between the sealing plate 15 and the supporting plate 9, an arc-shaped plate 16 is fixed at the bottom of the oil filling port 6, a ball body 17 is installed at the bottom of the sliding rod 12, a ball pad 18 is sleeved on the ball body 17, the ball body 17 and the ball pad 18 pass through and are closed at the center of the arc-shaped plate 16, and the sliding rod 12 can slide at the center of the supporting plate 9, the baffle 14 is supported by the spring 13 to drive the sealing plate 15 and the annular pad 11 to seal the oil through hole 10, the through hole left in the arc-shaped plate 16 can be closed and sealed through the arranged ball body 17 and the ball pad 18, and the through hole arranged in the arc-shaped plate 16 can be opened by the ball body 17 and the ball pad 18 through the downward movement of the slide rod 12 so as to facilitate oil injection.

In this embodiment, open through the sealed lid 7 that sets up then with advance oil pipe access oil inlet 8 in to press baffle 14 on the slide bar 12, thereby can make the annular pad 11 and the closing plate 15 that block up logical hydraulic fluid port 10 on the slide bar 12 move down, make lubricating oil get into the bottom of backup pad 9 through logical hydraulic fluid port 10, slide bar 12 also can press spheroid 17 and ball pad 18 and move down and open the through-hole at arc 16 center and make oil get into in oil pocket 2 simultaneously.

Example 2

Referring to fig. 1 and 3, in this embodiment, a further description is given to example 1, and a self-lubricating bearing in the drawing includes an outer ring 1, an inner ring 3, and an inner ring 5, an oil cavity 2 is provided between the outer ring 1 and the inner ring 3, a sliding cavity 4 is provided between the inner ring 3 and the inner ring 5, the oil cavity 2 is used for storing lubricating oil, an oil filling port 6 is provided at the top of the outer ring 1, and the oil filling port 6 is used for filling lubricating oil.

In order to enable lubricating oil in the oil cavity 2 to enter the rolling body 23 and the stabilizing frame 21 to be lubricated in an equal amount, an oil through pipe 19 is arranged on the inner ring 3, a spongy cushion 20 is arranged at the bottom of the inner ring 3, the stabilizing frame 21 is arranged in the sliding cavity 4, the rolling body 23 is arranged in the stabilizing frame 21, an oil moistening channel 22 is arranged on the stabilizing frame 21, the oil cavity 2 on the inner ring 3 can be communicated through the arranged oil through pipe 19, so that the lubricating oil can infiltrate into the spongy cushion 20 through the oil through pipe 19, the rolling body 23 can rotate in the inner part through the arranged stabilizing frame 21, and the arranged oil moistening channel 22 can extrude the spongy cushion 20 to enable the lubricating oil to enter the rolling body 23 and the stabilizing frame 21 to be lubricated during rotation.

In this embodiment, the moist lubricating oil on the foam-rubber cushion 20 can be pressed when the bearing rotates, so that the lubricating oil enters the rolling body 23 through the lubricating oil passage 22 for lubrication, the small lubricating oil passage 22 and the oil through pipe 19 are arranged to avoid a large amount of entering of the waste lubricating oil, and the moist lubricating oil can be prevented from entering the extrusion through the foam-rubber cushion 20 to avoid excessive oil feeding.

Example 3

Referring to fig. 1, 2 and 3, in the present embodiment, for further explanation of other embodiments, a self-lubricating bearing is shown, which includes an outer ring 1, an inner ring 3 and an inner ring 5, an oil cavity 2 is disposed between the outer ring 1 and the inner ring 3, a sliding cavity 4 is disposed between the inner ring 3 and the inner ring 5, the oil cavity 2 is used for storing lubricating oil, an oil filling port 6 is disposed at the top of the outer ring 1, and the oil filling port 6 is used for filling lubricating oil.

In order to facilitate oil injection and discharge of lubricating oil, the oil injection port 6 and the structural components in the oil injection port 6 are symmetrically arranged at the bottom of the outer ring 1, the oil injection port 6 is arranged at the top and the bottom of the outer ring 1, so that oil injection and oil discharge of the device are facilitated, and the lubricating oil can be fully lubricated when the bearing rotates

In this embodiment, set up oiling interface 6 and corresponding structure passageway through the symmetry and can make lubricating oil conveniently pour into, conveniently discharge and take away inside residue, improve bearing life.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A self-lubricating bearing, comprising:

the lubricating oil filling device comprises an outer ring (1), an inner ring (3) and an inner ring (5), wherein an oil cavity (2) is formed between the outer ring (1) and the inner ring (3), a sliding cavity (4) is formed between the inner ring (3) and the inner ring (5), lubricating oil is stored in the oil cavity (2), an oil filling interface (6) is arranged at the top of the outer ring (1), and the oil filling interface (6) is used for filling the lubricating oil.

2. A self-lubricating bearing according to claim 1, wherein: the top of the oil filling connector (6) is provided with a sealing cover (7), the center of the oil filling connector (6) is provided with an oil inlet (8), the bottom of the oil inlet (8) is fixed with a supporting plate (9), and the supporting plate (9) is provided with an oil through opening (10).

3. A self-lubricating bearing according to claim 1, wherein: the improved structure of the automobile seat is characterized in that a sliding rod (12) is installed at the center of the supporting plate (9), a baffle (14) is arranged at the top of the sliding rod (12), a spring (13) is installed between the baffle (14) and the supporting plate (9), a sealing plate (15) is installed on the sliding rod (12), and an annular pad (11) is arranged between the sealing plate (15) and the supporting plate (9).

4. A self-lubricating bearing according to claim 1, wherein: an arc-shaped plate (16) is fixed at the bottom of the oil injection connector (6), a ball body (17) is installed at the bottom of the sliding rod (12), a ball pad (18) is sleeved on the ball body (17), and the ball body (17) and the ball pad (18) pass through and are closed at the center of the arc-shaped plate (16).

5. A self-lubricating bearing according to claim 1, wherein: an oil pipe (19) is arranged on the inner ring (3), and a spongy cushion (20) is arranged at the bottom of the inner ring (3).

6. A self-lubricating bearing according to claim 1, wherein: install steady rest (21) in sliding chamber (4), install rolling element (23) in steady rest (21), be provided with moist oil passageway (22) on steady rest (21).

7. A self-lubricating bearing according to claim 1, wherein: the oil filling connector (6) and structural components in the oil filling connector (6) are symmetrically arranged at the bottom of the outer ring (1).