CN212690582U

CN212690582U - Single-slit radial spherical plain bearing with self-lubricating performance

Info

Publication number: CN212690582U
Application number: CN202021614693.0U
Authority: CN
Inventors: 吴云峰
Original assignee: Lishui Best Bearing Co ltd
Current assignee: Lishui Best Bearing Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-03-12
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses a single division of seam is to joint bearing entad with self-lubricating performance, including bearing inner race, filling hole, spring and bearing inner race, the annular joint has been seted up to bearing inner race's surface, and bearing inner race's inside has seted up the filling hole to the water conservancy diversion hole has been seted up to the lower extreme of filling hole, bearing inner race's side runs through there is the locating pin, and is connected with the spring between locating pin and the bearing inner race to bearing inner race's inboard is provided with the bearing inner race, bearing inner race's the interior sphere outside is provided with lubricated liner, and lubricated liner's side has seted up spacing hole. This single split radial spherical plain bearing with self-lubricating performance can last, even self-lubricating, need not frequent oiling, is provided with the lubricated liner of detachable simultaneously, can be quick, convenient dismantle, install lubricated liner, and the later stage of being convenient for is changed lubricated liner, has effectively prolonged the life of bearing.

Description

Single-slit radial spherical plain bearing with self-lubricating performance

Technical Field

The utility model relates to a bearing technical field specifically is a single fluting radial spherical plain bearing with self-lubricating performance.

Background

The single-slotted radial spherical plain bearing is a common bearing type in mechanical equipment, the contact surface of the inner ring and the outer ring of the single-slotted radial spherical plain bearing is a spherical structure, the outer spherical surface of the inner ring can be attached to the inner spherical surface of the outer ring to rotate, so that the inner ring can swing at any angle, compared with the traditional bearing, the single-slotted radial spherical plain bearing has the advantages of good impact resistance, wear resistance and the like, but the existing single-slotted radial spherical plain bearing still has some defects, such as:

1. the single-slotted radial spherical plain bearing has the advantages that the lubricant is required to be dripped in the use process, so that the outer ring and the inner ring are lubricated, the friction between the outer ring and the inner ring is reduced, and the service life of the bearing is prolonged;

2. all can install lubricated liner among the current single radial joint bearing that cracks, lubricated liner can take place wearing and tearing in the long-term use of bearing, consequently need dismantle the change, but current single radial joint bearing that cracks is inconvenient mostly carries out quick dismantlement, installation to lubricated liner, has certain service defect.

We have therefore proposed a single-split radial spherical plain bearing with self-lubricating properties in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single radial spherical plain bearing that cracks with self-lubricating performance to solve the unsatisfactory and inconvenient change problem of dismantling the lubrication liner of the single radial spherical plain bearing self-lubricating effect that cracks on the existing market that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a single division of seam is to spherical plain bearing with self-lubricating ability, includes bearing inner race, filling hole, spring and bearing inner race, the annular gap has been seted up to bearing inner race's surface, and bearing inner race's inside has seted up the filling hole to the water conservancy diversion hole has been seted up to the lower extreme of filling hole, bearing inner race's side runs through there is the locating pin, and is connected with the spring between locating pin and the bearing inner race, and bearing inner race's inboard is provided with the bearing inner race, bearing inner race's the interior sphere outside is provided with lubricated liner, and lubricated liner's side has seted up.

Preferably, the injection hole is communicated with the annular gap, and the injection hole has a spherical structure.

Preferably, the guide holes are of a curved structure, the guide holes are communicated with the injection holes, and the guide holes are symmetrically distributed around the injection holes.

Preferably, the inner side of the diversion hole is provided with adsorption cotton, the lower end of the adsorption cotton is attached to the lubricating liner, and the adsorption cotton is in clearance fit with the diversion hole.

Preferably, the positioning pin forms an elastic telescopic structure with the bearing outer ring through a spring, the positioning pin and the limiting hole form a clamping structure, and one end, close to the lubricating gasket, of the positioning pin is of a wedge-shaped structure.

Preferably, the lubricating gaskets are in arc structures, the lubricating gaskets and the bearing outer ring are in nested structures, and adjacent lubricating gaskets form a circular structure together.

Compared with the prior art, the beneficial effects of the utility model are that: the single-slit radial spherical plain bearing with self-lubricating performance;

1. the injection hole and the adsorption cotton are arranged, a larger amount of lubricant can be stored at a time through the injection hole with the spherical structure, the lubricant in the injection hole can be continuously absorbed and conveyed through the adsorption cotton, so that the lubricating gasket can be continuously contacted with the lubricant, the device can store a larger amount of lubricant at a time through the structure, the lubricant does not need to be frequently added, the bearing can be continuously and uniformly lubricated through the lubricating gasket, and the practicability of the device is improved;

2. be provided with locating pin and lubricated liner, the spring action through the spring, make the locating pin can block into spacing hole automatically, thereby carry out stable installation to lubricated liner, dismantle when trading with lubricated liner when needs, only need the rolling bearing inner circle, make bearing inner circle and bearing inner race be vertical form and distribute, through the pulling locating pin this moment, can carry out convenient dismantlement to lubricated liner, change, it can be quick to make this single division of radial spherical plain bearing to dismantle lubricated liner through this structure, the installation, the later stage of being convenient for is changed lubricated liner, thereby the life of bearing has been prolonged.

Drawings

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

FIG. 2 is a schematic side sectional view of the bearing outer ring of the present invention;

FIG. 3 is a schematic view of the installation structure of the absorbent cotton of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a bearing outer race; 2. a circular seam; 3. an injection hole; 4. a flow guide hole; 401. adsorbing cotton; 5. positioning pins; 6. a spring; 7. a lubrication pad; 8. a limiting hole; 9. and (4) bearing inner rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a single-slit radial spherical plain bearing with self-lubricating performance comprises a bearing outer ring 1, an annular slit 2, an injection hole 3, a flow guide hole 4, adsorption cotton 401, a positioning pin 5, a spring 6, a lubricating gasket 7, a limiting hole 8 and a bearing inner ring 9, wherein the annular slit 2 is formed in the outer surface of the bearing outer ring 1, the injection hole 3 is formed in the bearing outer ring 1, the flow guide hole 4 is formed in the lower end of the injection hole 3, the positioning pin 5 penetrates through the side surface of the bearing outer ring 1, the spring 6 is connected between the positioning pin 5 and the bearing outer ring 1, the bearing inner ring 9 is arranged on the inner side of the bearing outer ring 1, the lubricating gasket 7 is arranged on the outer side of the inner spherical surface of the bearing outer ring 1, and the limiting;

the injection hole 3 is communicated with the annular gap 2, the injection hole 3 is of a spherical structure, and the storage amount of the lubricant in the injection hole 3 can be increased through the injection hole 3 of the spherical structure, so that the service time of the lubricant is delayed, and the lubricant does not need to be injected frequently;

the guide holes 4 are of a bent structure, the guide holes 4 are communicated with the injection hole 3, the guide holes 4 are symmetrically distributed about the injection hole 3, and the guide holes 4 of the bent structure can slow down the injection speed of the lubricant and prevent the lubricant from overflowing and losing quickly;

the inner side of the guide hole 4 is provided with the adsorption cotton 401, the lower end of the adsorption cotton 401 is attached to the lubricating gasket 7, the adsorption cotton 401 is in clearance fit with the guide hole 4, and the lubricant in the injection hole 3 can be uniformly and slowly conveyed and conducted through the adsorption cotton 401, so that the lubricating gasket 7 can continuously absorb the lubricant from the injection hole 3 through the adsorption cotton 401, and the bearing can continuously perform self-lubricating during working;

the positioning pin 5 and the bearing outer ring 1 form an elastic telescopic structure through the spring 6, the positioning pin 5 and the limiting hole 8 form a clamping structure, one end, close to the lubricating gasket 7, of the positioning pin 5 is of a wedge-shaped structure, and the positioning pin 5 can be automatically clamped into the limiting hole 8 through the elastic force action of the spring 6, so that the lubricating gasket 7 can be fixed, and meanwhile, the lubricating gasket 7 can be conveniently detached and replaced in the later period;

the lubricating gasket 7 is of an arc structure, the lubricating gasket 7 and the bearing outer ring 1 are of a nested structure, the adjacent lubricating gaskets 7 form a circular ring structure together, the lubricating gaskets 7 are uniformly distributed, the bearing outer ring 1 and the bearing inner ring 9 can be effectively lubricated, friction between the bearing outer ring 1 and the bearing inner ring 9 is reduced, and therefore the service life of the bearing is effectively prolonged.

The working principle is as follows: when the single-slit radial spherical plain bearing with the self-lubricating property is used, firstly, as shown in fig. 1-3, a lubricant is injected into the injection hole 3, at the moment, the lubricant flows into the flow guide hole 4, the adsorption cotton 401 in the flow guide hole 4 can absorb the lubricant and continuously and uniformly convey the lubricant to the lubricating liner 7, so that the lubricating liner 7 can effectively self-lubricate the bearing outer ring 1 and the bearing inner ring 9, the friction force between the bearing outer ring and the bearing inner ring is reduced, the abrasion of the single-slit radial spherical plain bearing is delayed, the service life of the bearing is prolonged, meanwhile, redundant lubricant can be temporarily stored in the injection hole 3 with a spherical structure, the adsorption cotton 401 can conveniently and continuously convey the lubricant to the lubricating liner 7, the lubrication period of single-time oil injection is prolonged, and the practicability of the device is improved;

as shown in fig. 1-2 and fig. 4, when the single-slit radial spherical plain bearing is used for a long time, the lubricating pad 7 will be worn to a certain extent, at this time, only the bearing inner ring 9 needs to be rotated, so that the bearing inner ring 9 and the bearing outer ring 1 are distributed in a vertical shape, at this time, the positioning pin 5 is pulled, so that the positioning pin 5 and the limiting hole 8 are separated from a clamping state, at this time, the lubricating pad 7 which is not in contact with the bearing inner ring 9 can be detached, then a new lubricating pad 7 is replaced, the lubricating pad 7 is pressed into the inner wall of the bearing outer ring 1, at this time, the positioning pin 5 will be automatically clamped into the limiting hole 8 under the elastic force of the spring 6, so that the detachment and replacement of the lubricating pad 7 are completed, then the bearing inner ring 9 is rotated, so that the other 2 lubricating pads 7 are not in contact with the bearing inner ring, thereby completing a series of works.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a single crack is to spherical plain bearing entad with self-lubricating ability, includes bearing inner race (1), filling hole (3), spring (6) and bearing inner race (9), its characterized in that: annular gap (2) have been seted up to the surface of bearing inner race (1), and injection hole (3) have been seted up to the inside of bearing inner race (1) to water conservancy diversion hole (4) have been seted up to the lower extreme of injection hole (3), locating pin (5) have been run through to the side of bearing inner race (1), and are connected with spring (6) between locating pin (5) and bearing inner race (1), and the inboard of bearing inner race (1) is provided with bearing inner circle (9), the interior sphere outside of bearing inner race (1) is provided with lubricated liner (7), and the side of lubricated liner (7) has seted up spacing hole (8).

2. A single split radial spherical plain bearing with self-lubricating properties, as claimed in claim 1, wherein: the injection hole (3) is communicated with the annular gap (2), and the injection hole (3) is of a spherical structure.

3. A single split radial spherical plain bearing with self-lubricating properties, as claimed in claim 1, wherein: the flow guide holes (4) are of a bent structure, the flow guide holes (4) are communicated with the injection holes (3), and the flow guide holes (4) are symmetrically distributed relative to the injection holes (3).

4. A single split radial spherical plain bearing with self-lubricating properties, as claimed in claim 1, wherein: the inboard of water conservancy diversion hole (4) is provided with adsorbs cotton (401), and the lower extreme and the lubricated liner (7) of adsorbing cotton (401) are laminated mutually to adsorb cotton (401) and water conservancy diversion hole (4) clearance fit.

5. A single split radial spherical plain bearing with self-lubricating properties, as claimed in claim 1, wherein: the positioning pin (5) and the bearing outer ring (1) form an elastic telescopic structure through the spring (6), the positioning pin (5) and the limiting hole (8) form a clamping structure, and one end, close to the lubricating gasket (7), of the positioning pin (5) is of a wedge-shaped structure.

6. A single split radial spherical plain bearing with self-lubricating properties, as claimed in claim 1, wherein: the lubricating gaskets (7) are of arc structures, the lubricating gaskets (7) and the bearing outer ring (1) are of nested structures, and adjacent lubricating gaskets (7) form a circular structure together.