CN218913494U

CN218913494U - Bearing structure that leakproofness is good

Info

Publication number: CN218913494U
Application number: CN202222635551.8U
Authority: CN
Inventors: 黄坚
Original assignee: Jiangsu Yuekai Machinery Technology Co ltd
Current assignee: Jiangsu Yuekai Machinery Technology Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-04-25
Anticipated expiration: 2032-10-08

Abstract

The application discloses bearing structure that leakproofness is good, including seal structure, seal structure includes the bearing outer lane, bearing outer lane inner wall rigid coupling has first sealing ring, first sealing ring inner wall and solid fixed ring sliding connection, first sealing ring inner wall rotates to be connected with and supports the spin, support spin and solid fixed ring one side sliding connection, gu fixed ring opposite side rigid coupling has the second sealing ring, the second sealing ring rigid coupling is in the bearing inner circle outside. This application is rational in infrastructure, utilizes first sealing ring and second sealing ring can improve the leakproofness of bearing, utilizes the rotation that supports the spin can be convenient for the bearing, reduces the inside probability of dust entering bearing, increases the life of bearing.

Description

Bearing structure that leakproofness is good

Technical Field

The application relates to the field of bearings, in particular to a bearing structure with good sealing performance.

Background

The bearing is an important part in modern mechanical equipment, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the motion process and ensuring the rotation precision.

At present, the sealing structure of the bearing is generally rubber ring sealing, the sealing effect is poor, the service life of the bearing is influenced, and in the use process, the balls are difficult to lubricate, so that the smoothness of the bearing in use is influenced. Therefore, a bearing structure having good sealing performance has been proposed to solve the above-mentioned problems.

Disclosure of Invention

In this embodiment, a bearing structure with good sealing performance is provided to solve the problem of poor sealing effect in the prior art.

According to an aspect of the application, there is provided a bearing structure that leakproofness is good, including seal structure, seal structure includes the bearing inner race, bearing inner race inner wall rigid coupling has first sealing ring, first sealing ring inner wall and solid fixed ring sliding connection, first sealing ring inner wall rotates and is connected with the support spin, support spin and solid fixed ring one side sliding connection, gu fixed ring opposite side rigid coupling has the second sealing ring, the second sealing ring rigid coupling is in the bearing inner race outside.

Further, including lubricating structure, lubricating structure includes the bearing holder, the bearing holder is installed in the bearing inner circle outside, bearing ball is installed to the bearing holder inboard, bearing ball rotates with bearing outer lane and bearing inner circle respectively and is connected, the oil storage chamber has all been seted up to bearing outer lane and bearing inner circle, the one side rigid coupling that the oil storage chamber is close to bearing ball has the sponge piece, leak protection stopper is all installed to bearing outer lane and bearing inner circle one side.

Further, the inner wall of the first sealing ring is rotationally connected with a plurality of supporting rolling balls distributed in an annular array.

Further, a sliding groove is formed in one side of the fixed ring.

Further, the supporting rolling ball is connected with the fixed ring in a sliding way through the sliding groove.

Further, a plurality of lubrication holes are formed in the inner side of the bearing outer ring and the outer side of the bearing inner ring.

Through this application above-mentioned embodiment, solved the relatively poor problem of sealed effect, improve the sealed effect of bearing, reduce the inside probability of dust entering bearing, increase the life of bearing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic overall internal view of an embodiment of the present application;

fig. 3 is a partially enlarged schematic illustration of fig. 2 a in accordance with an embodiment of the present application.

In the figure: 1. a bearing outer ring; 2. a first seal ring; 3. a fixing ring; 4. supporting the ball; 5. a second seal ring; 6. a bearing inner ring; 7. a bearing holder; 8. bearing balls; 9. an oil storage chamber; 10. a sponge block; 11. and (5) preventing leakage.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1-3, a bearing structure with good sealing performance comprises a sealing structure, the sealing structure comprises a bearing outer ring 1, a first sealing ring 2 is fixedly connected to the inner wall of the bearing outer ring 1, the inner wall of the first sealing ring 2 is slidably connected with a fixed ring 3, a supporting rolling ball 4 is rotatably connected to the inner wall of the first sealing ring 2, the supporting rolling ball 4 is slidably connected with one side of the fixed ring 3, a second sealing ring 5 is fixedly connected to the other side of the fixed ring 3, and the second sealing ring 5 is fixedly connected to the outer side of a bearing inner ring 6.

The anti-leakage device comprises a lubricating structure, wherein the lubricating structure comprises a bearing retainer 7, the bearing retainer 7 is arranged on the outer side of a bearing inner ring 6, bearing balls 8 are arranged on the inner side of the bearing retainer 7, the bearing balls 8 are respectively in rotary connection with a bearing outer ring 1 and the bearing inner ring 6, oil storage cavities 9 are respectively formed in the bearing outer ring 1 and the bearing inner ring 6, a sponge block 10 is fixedly connected to one side, close to the bearing balls 8, of the oil storage cavities 9, and leakage-proof plugs 11 are respectively arranged on one sides of the bearing outer ring 1 and the bearing inner ring 6; the inner wall of the first sealing ring 2 is rotationally connected with a plurality of supporting rolling balls 4 distributed in an annular array; a sliding groove is formed in one side of the fixed ring 3; the supporting rolling ball 4 is in sliding connection with the fixed ring 3 through the sliding groove, and the supporting rolling ball 4 can enable the first sealing ring 2 or the second sealing ring 5 to be more stable during rotation, so that the first sealing ring 2 or the second sealing ring 5 can rotate conveniently; a plurality of lubrication holes are formed in the inner side of the bearing outer ring 1 and the outer side of the bearing inner ring 6, lubrication oil can drop on the surface of the bearing balls 8 through the lubrication holes, the speed of the lubrication oil dropping can be reduced through the sponge block 10, the bearing balls 8 can be conveniently lubricated, and the bearing can be conveniently rotated.

This application is when using, when the bearing rotates, can drive first sealing ring 2 or second sealing ring 5 and rotate, utilize to support spin 4 can make the rotation of first sealing ring 2 or second sealing ring 5 more smooth and easy this moment, first sealing ring 2 and second sealing ring 5 can reduce the inside probability of dust entering bearing simultaneously, prevent that the dust from influencing the rotation of bearing, increase the life of bearing, then can utilize oil storage chamber 9 and sponge piece 10 etc. to make lubricating oil infiltration at bearing ball 8 surface when the bearing rotates, thereby add lubricating oil to bearing ball 8, make the rotation of bearing more smooth and easy, the use of bearing of being convenient for.

The beneficial point of the application lies in:

1. the bearing is reasonable in structure, the tightness of the bearing can be improved by using the first sealing ring and the second sealing ring, the bearing can be conveniently rotated by using the supporting rolling ball, the probability of dust entering the bearing is reduced, and the service life of the bearing is prolonged;

2. the application has the advantages that the structure is simple, the lubricating oil can be smeared on the bearing balls by utilizing the structures such as the oil storage cavity and the sponge block, so that the rotation of the bearing is smoother, and the use of the bearing is facilitated.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A bearing structure that leakproofness is good, its characterized in that: including seal structure, seal structure includes bearing inner race (1), bearing inner race (1) inner wall rigid coupling has first sealing ring (2), first sealing ring (2) inner wall and solid fixed ring (3) sliding connection, first sealing ring (2) inner wall rotation is connected with and supports spin (4), support spin (4) and solid fixed ring (3) one side sliding connection, solid fixed ring (3) opposite side rigid coupling has second sealing ring (5), second sealing ring (5) rigid coupling is in the bearing inner race (6) outside.

2. A well-sealed bearing structure according to claim 1, wherein: including lubricating structure, lubricating structure includes bearing holder (7), bearing holder (7) are installed in the bearing inner race (6) outside, bearing ball (8) are installed to bearing holder (7) inboard, bearing ball (8) rotate with bearing outer lane (1) and bearing inner race (6) respectively and are connected, oil storage chamber (9) have all been seted up to bearing outer lane (1) and bearing inner race (6), one side rigid coupling that oil storage chamber (9) are close to bearing ball (8) has sponge piece (10), leak protection stopper (11) are all installed to bearing outer lane (1) and bearing inner race (6) one side.

3. A well-sealed bearing structure according to claim 1, wherein: the inner wall of the first sealing ring (2) is rotationally connected with a plurality of supporting rolling balls (4) distributed in an annular array.

4. A well-sealed bearing structure according to claim 1, wherein: a sliding groove is formed in one side of the fixed ring (3).

5. A well-sealed bearing structure according to claim 4, wherein: the supporting rolling ball (4) is connected with the fixed ring (3) in a sliding way through the sliding groove.

6. A well-sealed bearing structure according to claim 1, wherein: a plurality of lubrication holes are formed in the inner side of the bearing outer ring (1) and the outer side of the bearing inner ring (6).