CN215058923U

CN215058923U - Wear-resistant motor shaft sleeve

Info

Publication number: CN215058923U
Application number: CN202121262699.0U
Authority: CN
Inventors: 徐文武
Original assignee: Wuhu Xushi Alloy Material Co ltd
Current assignee: Wuhu Xushi Alloy Material Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-12-07
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a belong to the technical field of machine parts, specifically be a stand wear and tear motor shaft sleeve, including first barrel, second barrel and rubber circle, the inner wall of first barrel is provided with the stopper, the one end of first barrel is provided with the second barrel, the blind hole has been seted up on the terminal surface that first barrel was kept away from to the second barrel, the blind hole intersects the breach that forms with the inner chamber of second barrel, and this breach intercommunication blind hole and second barrel inner chamber, the periphery of rubber circle is provided with the rubber post that can insert the blind hole inside, and this utility model discloses simple structure is wear-resisting durable, and the convenient to detach installation is maintained simply, can prevent effectively that motor shaft and axle sleeve from taking place relative rotation, has reduced the wearing and tearing of motor shaft and axle sleeve.

Description

Wear-resistant motor shaft sleeve

Technical Field

The utility model discloses a machine parts technical field specifically is a stand wear and tear motor shaft sleeve.

Background

In the moving part of motor, the pivot is installed in the shaft hole of motor casing, because long-term use can cause the wearing and tearing between pivot and shaft hole, generally with the axle sleeve setting in the pivot play the guard action to the pivot, but pivot and axle sleeve if relative rotation appears in supporting use, also can appear the friction between pivot and axle sleeve, if maintain not timely enough, then can cause axle and axle sleeve serious wearing and tearing, condemned problem even.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stand wear and tear motor shaft sleeve to solve and provide the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: including first barrel, second barrel and rubber circle, the inner wall of first barrel is provided with the stopper, the one end of first barrel is provided with the second barrel, the blind hole has been seted up on the terminal surface that the first barrel was kept away from to the second barrel, the blind hole intersects with the inner chamber of second barrel and forms the breach, and this breach intercommunication blind hole and second barrel inner chamber, the periphery of rubber circle is provided with the rubber post that can insert the blind hole inside.

Preferably, the first cylinder and the second cylinder are of an integrally formed structure.

Preferably, the number of the blind holes is 4-8, and the blind holes are uniformly distributed along the circumference of the central axis of the second cylinder.

Preferably, the number of the rubber columns is 4-8, and the rubber columns are uniformly distributed along the circumference of the central axis of the rubber ring.

Preferably, the outer diameter of the rubber column is consistent with the inner diameter of the blind hole, and the rubber column and the blind hole are coaxial.

Preferably, the blind hole is provided with the fastening groove near second barrel terminal surface one end, the one end of rubber column is provided with and is arranged in the rubber buffer that prevents the rubber column roll-off from the blind hole in inserting the fastening groove.

Compared with the prior art, the beneficial effects of the utility model are that, stopper through first barrel inner wall and motor shaft's keyway cooperation, can prevent effectively that motor shaft and axle sleeve from rotating relatively, through the setting of rubber circle in the second barrel, can increase motor shaft and the inside frictional force of axle sleeve, rubber circle can prevent effectively to take place the friction between axle sleeve and the motor shaft simultaneously, reduce the wearing and tearing of motor shaft and axle sleeve, the setting of rubber column simultaneously, can prevent effectively that the relative rotation takes place between rubber circle and the second barrel, reduce the wearing and tearing of rubber circle, rubber circle convenient to detach changes simultaneously, make the axle sleeve maintain simpler.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

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

fig. 2 is a schematic view of the structure of the rubber ring part of the present invention.

In the figure: 1 first barrel, 11 stopper, 2 second barrel, 21 blind holes, 22 fastening groove, 31 rubber circle 3, rubber column, 32 rubber plugs.

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.

The utility model provides a stand wear and tear motor shaft cover, stopper through first barrel inner wall and motor shaft's keyway cooperation, can prevent effectively that motor shaft and axle sleeve from rotating relatively, through the setting of rubber circle in the second barrel, can increase the inside frictional force of motor shaft and axle sleeve, the rubber circle can prevent effectively that the friction from taking place between axle sleeve and the motor shaft simultaneously, reduce the wearing and tearing of motor shaft and axle sleeve, the setting of rubber column simultaneously, can prevent effectively that the relative rotation from taking place between rubber circle and the second barrel, reduce the wearing and tearing of rubber circle, rubber circle convenient to detach changes simultaneously, make the axle sleeve maintain simpler. Referring to fig. 1, the device comprises a first cylinder 1, a second cylinder 2 and a rubber ring 3;

referring to fig. 1-2, the stopper 11 on the inner wall of the first cylinder 1 is matched with the key slot of the motor shaft to effectively prevent the motor shaft and the shaft sleeve from rotating relatively, the rubber ring 3 in the second cylinder 2 is arranged to increase the friction force between the motor shaft and the inside of the shaft sleeve, and the rubber ring 3 is arranged to effectively prevent the shaft sleeve and the motor shaft from rubbing against each other to reduce the wear of the motor shaft and the shaft sleeve, and the rubber column 31 is arranged to effectively prevent the rubber ring 3 and the second cylinder 2 from rotating relatively to reduce the wear of the rubber ring 3, and the rubber ring 3 is convenient to detach and replace, so that the shaft sleeve is easier to maintain, specifically, the stopper 11 is arranged on the inner wall of the first cylinder 1, the second cylinder 2 is arranged at one end of the first cylinder 1, the blind hole 21 is arranged on the end face of the second cylinder 2 away from the first cylinder 1, and the blind hole 21 intersects with the inner cavity of the second cylinder 2 to form a gap, the gap is communicated with the inner cavities of the blind holes 21 and the second cylinder 2, rubber columns 31 capable of being inserted into the blind holes 21 are arranged on the periphery of the rubber ring 3, the first cylinder 1 and the second cylinder 2 are of an integrally formed structure, the number of the blind holes 21 is 4-8, the blind holes are uniformly distributed along the circumference of the central axis of the second cylinder 2, the number of the rubber columns 31 is 4-8, the rubber columns are uniformly distributed along the circumference of the central axis of the rubber ring 3, the outer diameter of each rubber column 31 is consistent with the inner diameter of each blind hole 21, each rubber column 31 and the blind hole 21 are coaxial, one end, close to the end face of the second cylinder 2, of each blind hole 21 is provided with a fastening groove 22, and one end of each rubber column 31 is provided with a rubber plug 32 which is used for being plugged into the fastening groove 22 to prevent the rubber column 31 from sliding out of the blind hole 21;

in concrete use, stopper 11 through the 1 inner wall of first barrel cooperates with motor shaft's keyway, can prevent effectively that motor shaft and axle sleeve from rotating relatively, setting through rubber circle 3 in the second barrel 2, can increase motor shaft and the inside frictional force of axle sleeve, rubber circle 3 can prevent effectively to take place the friction between axle sleeve and the motor shaft simultaneously, reduce the wearing and tearing of motor shaft and axle sleeve, rubber column 31's setting simultaneously, can prevent effectively that relative rotation from taking place between rubber circle 3 and the second barrel 2, reduce the wearing and tearing of

rubber circle

3, 3 convenient to detach changes of rubber circle simultaneously, make the axle sleeve maintain simpler.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a stand wear and tear motor shaft sleeve, includes first barrel (1), second barrel (2) and rubber circle (3), its characterized in that: the inner wall of first barrel (1) is provided with stopper (11), the one end of first barrel (1) is provided with second barrel (2), blind hole (21) have been seted up on the terminal surface of first barrel (1) is kept away from in second barrel (2), the inner chamber of blind hole (21) and second barrel (2) is crossing to form the breach, and this breach intercommunication blind hole (21) and second barrel (2) inner chamber, the periphery of rubber circle (3) is provided with rubber column (31) that can insert blind hole (21) inside.

2. A wear resistant motor sleeve as claimed in claim 1, wherein: the first cylinder (1) and the second cylinder (2) are of an integrally formed structure.

3. A wear resistant motor sleeve as claimed in claim 1, wherein: the number of blind holes (21) is 4 ~ 8, and its central axis circumference equipartition along second barrel (2).

4. A wear resistant motor sleeve as claimed in claim 1, wherein: the number of the rubber columns (31) is 4-8, and the rubber columns are evenly distributed along the circumference of the central axis of the rubber ring (3).

5. A wear resistant motor sleeve as claimed in claim 1, wherein: the outer diameter of the rubber column (31) is consistent with the inner diameter of the blind hole (21), and the rubber column (31) and the blind hole (21) are coaxial.

6. A wear resistant motor sleeve as claimed in claim 1, wherein: blind hole (21) are close to second barrel (2) terminal surface one end and are provided with fastening groove (22), the one end of rubber column (31) is provided with and is arranged in plugging in rubber buffer (32) that prevent rubber column (31) roll-off from blind hole (21) in fastening groove (22).