CN219282250U - Sealing structure of uniform-section ultrathin-wall bearing - Google Patents

Abstract

The utility model relates to the technical field of bearings, and discloses a sealing structure of a uniform-section ultrathin-wall bearing. The ultra-thin wall bearing seal structure of these cross-sections, when the sealing washer rotates at outer lane or inner circle, first sliding part rotates in the inside of first sliding groove, and second sliding part rotates in the inside of second sliding groove, and spacing subassembly rotates in the inside of outer lane and inner circle, and first linkage part and second linkage part slide in the inside of first linkage groove and second linkage groove respectively to improve the stability of sealing washer.

Description

Sealing structure of uniform-section ultrathin-wall bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a sealing structure of a uniform-section ultrathin-wall bearing.

Background

The bearing generally comprises an outer ring, an inner ring, a retainer and rollers, and sealing rings are arranged on some bearings and used for protecting the rollers and preventing dirt from being carried out in the bearings, so that the use of the bearings is affected.

A sealing structure for a uniform cross-section ultrathin wall bearing with an authority bulletin number CN U, comprising: the bearing comprises an outer ring, an inner ring, rolling bodies, a retainer, a first sealing ring, a second sealing ring, an outer ring tooth opening and an inner ring boss step, wherein the rolling bodies are arranged in a channel between the outer ring and the inner ring, the rolling bodies are fixed by the retainer, the inner diameter of the outer ring is provided with the symmetrical outer ring tooth opening, the outer diameter of the inner ring is provided with the symmetrical inner ring boss step, the first sealing ring is clamped between the outer ring tooth opening and the inner ring boss step, the outer diameter of the first sealing ring is connected with the inner diameter of the outer ring tooth opening and fixed in the outer ring tooth opening, the second sealing ring is attached to the surface of the first sealing ring, extends radially along the inner side of one end of the first sealing ring and is radially clung to the inner ring boss step, the sealing ring is used for protecting rollers, thus dirt is prevented from being carried out inside the bearing, when the sealing ring is installed inside the bearing, vibration of the sealing ring is easy to be caused due to continuous rotation of the bearing, when the bearing is in a working state for a long time, the rollers between the outer ring and the inner ring are easy to generate play, and the position deviation of the inner ring is easy to cause dislocation and damage to be easy to occur.

Disclosure of Invention

The utility model aims to provide a sealing structure of a uniform-section ultrathin-wall bearing, which aims to solve the problems in the background technology.

The embodiment of the application adopts the following technical scheme:

the sealing structure of the uniform-section ultrathin-wall bearing comprises a bearing, wherein the bearing comprises balls and a retainer for linking the balls, and the retainer is used for limiting the balls, so that the bearing is convenient to install and use;

the sealing ring stabilizing mechanism is connected to the retainer and comprises a sealing ring for protecting the ball, so that the ball can be protected and dirt is prevented from adhering to the surface of the ball;

the sealing ring stabilizing mechanism comprises a limiting assembly used for stabilizing the sealing ring, the limiting assembly comprises a linkage part arranged on a retainer, a first linkage part and a second linkage part are fixed on the linkage part, the retainer is provided with a first linkage groove used for accommodating the first linkage part, the sealing ring is provided with a second linkage groove used for accommodating the second linkage part, when the sealing ring rotates in the bearing, the first linkage part rotates in the first linkage groove, and the second linkage part rotates in the second linkage groove, so that the stability of the sealing ring is improved.

Preferably, the bearing comprises an outer ring and an inner ring.

Preferably, the seal ring stabilizing mechanism includes a first slide member mounted on the seal ring.

Preferably, the outer race has a first sliding groove for slidably connecting the first sliding member.

Preferably, a second sliding member is fixed to the seal ring.

Preferably, the inner ring has a second sliding groove for slidably connecting the second sliding member.

Preferably, a first sliding part is connected between the linkage part and the outer ring in a sliding way, and a second sliding part is connected between the linkage part and the inner ring in a sliding way.

The beneficial effects of the utility model are as follows:

first, when the during operation, when the sealing washer rotates at outer lane or inner circle, first sliding part rotates in the inside of first sliding groove, and second sliding part rotates in the inside of second sliding groove, and spacing subassembly rotates in the inside of outer lane and inner circle, and first linkage part and second linkage part slide in the inside of first linkage groove and second linkage groove respectively to improve the stability of sealing washer.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of understanding and reading the same by those skilled in the art, and are not intended to limit the scope of the utility model, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the scope of the utility model disclosed herein:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a limiting assembly according to the present utility model;

fig. 4 is a schematic structural view of a seal ring stabilizing mechanism according to the present utility model.

In the figure: the bearing 1, the outer ring 11, the inner ring 12, the retainer 13, the balls 14, the seal ring stabilizing mechanism 2, the seal ring 21, the first sliding member 22, the first sliding groove 23, the second sliding member 24, the second sliding groove 25, the limiting assembly 27, the linking member 271, the first linking member 272, the second linking member 273, the first linking groove 274, and the second linking groove 275.

Detailed Description

The device can be used for the stability of the bearing sealing ring.

The following describes the embodiments of the present utility model further with reference to the drawings.

As shown in fig. 1, 2, 3 and 4, the sealing structure of the uniform-section ultrathin-wall bearing comprises a bearing 1, wherein the bearing 1 comprises balls 14 and a retainer 13 for interlocking the balls 14, and the retainer is used for limiting the balls 14, so that the bearing 1 is convenient to install and use;

the seal ring stabilizing mechanism 2 is connected to the retainer 13, and the seal ring stabilizing mechanism 2 comprises a seal ring 21 for protecting the ball 14, so that the ball 14 can be protected, and dirt is prevented from adhering to the surface of the ball 14;

the seal ring stabilizing mechanism 2 comprises a limiting assembly 27 for stabilizing the seal ring 21, the limiting assembly 27 comprises a linkage part 271 mounted on the retainer 13, a first linkage part 272 and a second linkage part 273 are fixed on the linkage part 271, the retainer 13 is provided with a first linkage groove 274 for accommodating the first linkage part 272, the seal ring 21 is provided with a second linkage groove 275 for accommodating the second linkage part 273, when the seal ring 21 rotates in the bearing 1, the first linkage part 272 rotates in the first linkage groove 274, and the second linkage part 273 rotates in the second linkage groove 275, so that the stability of the seal ring 21 is improved;

the bearing 1 comprises an outer ring 11 and an inner ring 12;

the seal ring stabilizing mechanism 2 includes a first slide member 22 mounted on the seal ring 21.

The outer race 11 has a first slide groove 23 for slidably connecting the first slide member 22.

The second sliding part 24 is fixed on the sealing ring 21;

the inner race 12 has a second sliding groove 25 for slidably connecting the second sliding member 24;

a first sliding member is slidably connected between the linking member 271 and the outer ring 11, and a second sliding member is slidably connected between the linking member 271 and the inner ring 12.

In the present embodiment, when the seal ring 21 rotates in the outer ring 11 or the inner ring 12, the first sliding member 22 rotates in the first sliding groove 23, the second sliding member 24 rotates in the second sliding groove 25, and the stopper assembly 276 rotates in the outer ring 11 and the inner ring 12, and the first linking member 272 and the second linking member 273 slide in the first linking groove 274 and the second linking groove 275, respectively, thereby improving the stability of the seal ring 21.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The sealing structure of the uniform-section ultrathin-wall bearing is characterized by comprising a bearing (1), wherein the bearing (1) comprises balls (14) and a retainer (13) for interlocking the balls (14) and is used for limiting the balls (14), so that the bearing (1) is convenient to install and use;

the sealing ring stabilizing mechanism (2) is connected to the retainer (13), and the sealing ring stabilizing mechanism (2) comprises a sealing ring (21) for protecting the ball (14), so that the ball (14) can be protected, and dirt is prevented from adhering to the surface of the ball (14);

the seal ring stabilizing mechanism (2) comprises a limiting assembly (27) for stabilizing the seal ring (21), the limiting assembly (27) comprises a linkage part (271) arranged on a retainer (13), a first linkage part (272) and a second linkage part (273) are fixed on the linkage part (271), the retainer (13) is provided with a first linkage groove (274) for accommodating the first linkage part (272), the seal ring (21) is provided with a second linkage groove (275) for accommodating the second linkage part (273), when the seal ring (21) rotates in the bearing (1), the first linkage part (272) rotates in the first linkage groove (274), and the second linkage part (273) rotates in the second linkage groove (275), so that the stability of the seal ring (21) is improved.

2. The constant-section ultra-thin-wall bearing seal structure according to claim 1, characterized in that the bearing (1) comprises an outer ring (11) and an inner ring (12).

3. The constant-section ultra-thin-wall bearing sealing structure according to claim 1, wherein the seal ring stabilizing mechanism (2) comprises a first sliding member (22) mounted on the seal ring (21).

4. A constant-section ultra-thin-wall bearing sealing structure according to claim 2, characterized in that the outer ring (11) has a first sliding groove (23) for sliding connection with the first sliding member (22).

5. The constant-section ultra-thin-wall bearing sealing structure according to claim 1, wherein the second sliding member (24) is fixed to the seal ring (21).

6. The constant-section ultra-thin-wall bearing seal structure according to claim 2, characterized in that the inner ring (12) has a second sliding groove (25) for sliding connection with the second sliding member (24).

7. The constant-section ultra-thin-wall bearing sealing structure according to claim 1, wherein a first sliding member is slidably connected between the linking member (271) and the outer ring (11), and a second sliding member is slidably connected between the linking member (271) and the inner ring (12).

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