CN218408154U

CN218408154U - Deep groove ball bearing convenient to change sealing washer

Info

Publication number: CN218408154U
Application number: CN202222888564.6U
Authority: CN
Inventors: 吴亮学; 汪燕
Original assignee: Shandong Lanrun Precision Bearing Co ltd
Current assignee: Shandong Lanrun Precision Bearing Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-31
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a deep groove ball bearing convenient to change sealing washer, including outer lane, inner circle and ball, the inner circle sets up in the inside of outer lane, and equidistant being provided with a plurality of ball between inner circle and the outer lane, correspond the outer raceway and the interior raceway that looks adaptation was seted up to the ball on the lateral wall of circle side in the outer lane and on the lateral wall of inner circle excircle side respectively, first annular has all been seted up on the inner wall of outer lane top and bottom, has all seted up the second annular groove on the outer wall of inner circle top and bottom, the beneficial effects of the utility model are that: first annular and second annular are seted up through the position that corresponds the sealing washer respectively on outer lane and the inner circle for the sealing washer is located the inside of first annular and second annular, and cup joints at the terminal internal thread seal ring of inner circle through the screw thread and carries on spacingly, when needs are dismantled the sealing washer, the jacking spring in the annular can promote the sealing washer outwards, and extends the annular, can effectually make the sealing washer comparatively convenient when changing.

Description

Deep groove ball bearing convenient to change sealing washer

Technical Field

The utility model relates to a deep groove ball bearing technical field specifically is a deep groove ball bearing convenient to change sealing washer.

Background

The deep groove ball bearing is suitable for operation at high rotating speed or even extremely high rotating speed, is very durable and does not need frequent maintenance. The bearing has small friction coefficient, high limit rotating speed and various size ranges and forms, is applied to the industries of precision instruments, low-noise motors, automobiles, motorcycles, general machinery and the like, and is the most widely used bearing in the mechanical industry. Primarily radial loads, but also a certain amount of axial loads.

When the deep groove ball bearing is used, in order to ensure that impurities such as dust cannot enter the inner portion of a raceway of the deep groove ball bearing, sealing rings used for sealing water and dust are arranged at two ends of the bearing, most of the sealing rings of the existing deep groove ball bearing are directly embedded between an inner ring and an outer ring, the embedded sealing rings can be used for sealing the bearing in a waterproof and dust-proof manner, along with long-time use of the bearing, abrasion can be caused between the sealing rings and the inner and outer rings, the sealing rings need to be replaced regularly, the sealing rings are embedded between the inner ring and the outer ring and need to be pried out by using tools, time and labor are wasted in the prying-out process, the balls inside the bearing can be damaged, and subsequent use of the bearing is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deep groove ball bearing convenient to change sealing washer to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a deep groove ball bearing convenient for replacing a sealing ring comprises an outer ring, an inner ring and balls, wherein the inner ring is arranged inside the outer ring, a plurality of balls are arranged between the inner ring and the outer ring at equal intervals, and an outer raceway and an inner raceway which are matched with each other are respectively arranged on the side wall of the inner circle side of the outer ring and the side wall of the outer circle side of the inner ring corresponding to the balls;

first annular has all been seted up on the inner wall of outer lane top and bottom, the second annular has all been seted up on the outer wall of inner circle top and bottom, the inside scarf joint of first annular and second annular has the sealing washer, fixedly connected with jacking spring on the inner wall of first annular, jacking spring's the other end and sealing washer contact.

Preferably, the outer wall of the inner ring penetrating through one end of the sealing ring is provided with an external thread.

Preferably, one side of the sealing ring, which is far away from the jacking spring, is provided with an internal thread sealing ring, and the internal thread sealing ring is in threaded sleeve connection with the outer wall of the inner ring.

Preferably, the external diameter of the internal thread sealing ring is smaller than that of the sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a deep groove ball bearing convenient to change sealing washer simple structure, high durability and convenient use, set up first annular and second annular through the position that circles the sealing washer respectively in outer lane and inner circle, make the sealing washer be located the inside of first annular and second annular, and cup joint through the screw thread and carry on spacingly at the terminal internal thread seal ring of inner circle, when needs are dismantled the sealing washer, the jacking spring of intra-annular can promote the sealing washer outwards, and extend the annular, can be effectual make the sealing washer comparatively convenient when changing.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an exploded view of the present invention;

fig. 4 is a schematic view of the connection structure between the inner ring and the internal thread sealing ring of the present invention.

In the figure: 1. an outer ring; 2. an inner ring; 3. a ball bearing; 4. an outer raceway; 5. an inner raceway; 6. a first ring groove; 7. a second ring groove; 8. a jacking spring; 9. a seal ring; 10. and (4) sealing rings with internal threads.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a deep groove ball bearing convenient for replacing a sealing ring comprises an outer ring 1, an inner ring 2 and balls 3, wherein the inner ring 2 is arranged inside the outer ring 1, a plurality of balls 3 are arranged between the inner ring 2 and the outer ring 1 at equal intervals, and an outer raceway 4 and an inner raceway 5 which are matched with each other are respectively arranged on the side wall of the inner circle side of the outer ring 1 and the side wall of the outer circle side of the inner ring 2 corresponding to the balls 3;

first annular 6 has all been seted up on the inner wall of 1 top of outer lane and bottom, second annular 7 has all been seted up on the outer wall of 2 tops of inner circle and bottom, the inside scarf joint of first annular 6 and second annular 7 has sealing washer 9, fixedly connected with jacking spring 8 on the inner wall of first annular 6, jacking spring 8's the other end and the contact of sealing washer 9.

And an external thread is formed on the outer wall of one end of the inner ring 2, which penetrates through the sealing ring 9.

One side of the sealing ring 9 far away from the jacking spring 8 is provided with an internal thread sealing ring 10, and the internal thread sealing ring 10 is in threaded sleeve connection with the outer wall of the inner ring 2, so that the sealing ring 9 is conveniently limited and locked through the internal thread sealing ring 10.

The external diameter of the internal thread seal ring 10 is smaller than that of the seal ring 9, so that the internal thread seal ring 10 can be conveniently disassembled and assembled.

It is specific, use the utility model discloses the time, when changing sealing washer 9, will twist internal thread seal ring 10 earlier and move, until internal thread seal ring 10 and the separation of inner circle 2, internal thread seal ring 10 dismantles the completion back, sealing washer 9 will be under the promotion of jacking spring 8 in first annular 6 towards the direction of keeping away from ball 3 promote, make sealing washer 9 extend first annular 6 and second annular 7, the old sealing washer 9 that will extend the annular takes off and changes new sealing washer 9, new sealing washer 9 is placed behind the inside of annular, cup joint internal thread seal ring 10 screw at the end of inner circle 2, can carry on spacingly to sealing washer 9 through internal thread seal ring 10.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A deep groove ball bearing convenient for replacing a sealing ring comprises an outer ring (1), an inner ring (2) and balls (3), wherein the inner ring (2) is arranged inside the outer ring (1), a plurality of balls (3) are arranged between the inner ring (2) and the outer ring (1) at equal intervals, and an outer raceway (4) and an inner raceway (5) which are matched with the balls (3) are respectively arranged on the side wall of the inner circle side of the outer ring (1) and the side wall of the outer circle side of the inner ring (2) correspondingly;

its characterized in that, first annular (6) have all been seted up on the inner wall of outer lane (1) top and bottom, second annular (7) have all been seted up on the outer wall of inner circle (2) top and bottom, the inside of first annular (6) and second annular (7) has inlayed and has connect sealing washer (9), fixedly connected with jacking spring (8) on the inner wall of first annular (6), the other end and the sealing washer (9) contact of jacking spring (8).

2. The deep groove ball bearing facilitating seal ring replacement according to claim 1, wherein: and an external thread is formed on the outer wall of one end of the inner ring (2) penetrating through the sealing ring (9).

3. The deep groove ball bearing facilitating seal ring replacement according to claim 2, wherein: one side of the sealing ring (9) far away from the jacking spring (8) is provided with an internal thread sealing ring (10), and the internal thread sealing ring (10) is in threaded sleeve connection with the outer wall of the inner ring (2).

4. The deep groove ball bearing facilitating seal ring replacement according to claim 3, wherein: the outer diameter of the internal thread sealing ring (10) is smaller than that of the sealing ring (9).