CN221305662U

CN221305662U - Motor shaft convenient to maintain

Info

Publication number: CN221305662U
Application number: CN202323277049.5U
Authority: CN
Inventors: 杨刚; 杨逸峰; 陈海峰
Original assignee: Chongqing Dengyang Co ltd
Current assignee: Chongqing Dengyang Co ltd
Filing date: 2023-12-04
Publication date: 2024-07-09
Anticipated expiration: 2033-12-04

Abstract

The utility model discloses a motor shaft convenient to maintain, which comprises a shaft body, wherein one end part of the shaft body is sleeved with a first auxiliary sleeve, the outer wall of the first auxiliary sleeve is provided with a plurality of balls, one end part of the first auxiliary sleeve is sleeved with a limit ring, the outer wall of the limit ring is fixedly provided with a plurality of arc blocks, the inside of the arc blocks is provided with screws, the two end parts of the screw are respectively provided with a nut in a threaded manner, after the shaft body and a motor shell are limited by the screws, the rotation of the shaft body drives a plurality of balls to rotate on the inner surface of the rolling ring, lubricating oil can flow to the inner surface of the rolling ring and the outer surface of the balls along the inner surface of the cavities and the inner surface of the flow holes, the friction force between the rolling ring and the balls is reduced, the abrasion degree of the surface of the shaft body is reduced, and the shaft body is convenient to maintain by the structure.

Description

Motor shaft convenient to maintain

Technical Field

The utility model relates to the technical field of motor shafts, in particular to a motor shaft convenient to maintain.

Background

An electric machine (commonly called as a motor) is an electromagnetic device for realizing electric energy conversion and transmission according to an electromagnetic induction law, and is divided according to the types of working power sources: the motor shaft is mainly an output shaft of the motor, and the output power and the direction of the motor are adjusted in real time through a feedback control system, so that accurate motion control is realized, namely the motor is mainly used for transmission of the motor.

The motor shaft is detachably mounted on one side of the motor, the motor shaft is convenient to maintain, the motor shaft mainly controls the rotation of the motor, the surface of the motor shaft is rusted to some extent in the long-time operation process, workers are required to continuously smear lubricating oil on the surface of the motor shaft, the lubricating effect is achieved, the friction force between the motor shaft and the motor is reduced, the abrasion degree of the motor shaft is reduced, otherwise the motor shaft is not smooth enough to operate, the process is relatively time-consuming, and the motor shaft convenient to maintain is designed.

Disclosure of utility model

The utility model aims to provide a motor shaft convenient to maintain, so as to solve the problem that in the background art, workers are required to continuously smear lubricating oil on the surface of the motor shaft to realize the lubricating effect, and further reduce the friction force between the motor shaft and the motor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a motor shaft convenient to maintenance, includes the axis body, the one end cover of axis body is equipped with first supplementary cover, the outer wall of first supplementary cover is provided with a plurality of balls, the one end cover of first supplementary cover is equipped with the retainer plate, the outer wall fixed mounting of retainer plate has a plurality of arc pieces, and is a plurality of the inside of arc piece all is provided with the screw rod, and is a plurality of the equal thread bush in both ends of screw rod is equipped with the nut, the internal surface of retainer plate is provided with the rolling circle, a plurality of the ball rotates with the inner wall of rolling circle respectively to be connected, one side of first supplementary cover is provided with the oiling stopper, the other end cover of axis body is equipped with the supplementary cover of second.

As a preferable technical scheme of the utility model, the second auxiliary sleeve is fixedly sleeved with the other end part of the shaft body, and a plurality of extension rods are fixedly arranged on the other side of the first auxiliary sleeve.

As a preferable technical scheme of the utility model, one end of each of the plurality of extension rods is fixedly connected with one side of the second auxiliary sleeve, and a silica gel ring is fixedly sleeved at one end of the second auxiliary sleeve.

As a preferable technical scheme of the utility model, the diameter of the silica gel ring is larger than that of the second auxiliary sleeve, and the plurality of extension rods are arranged at equal intervals.

As a preferable technical scheme of the utility model, the first auxiliary sleeve is internally provided with a cavity, and the surfaces of the balls are provided with flow holes.

As a preferable technical scheme of the utility model, a plurality of flow holes are respectively communicated with the cavity, and lubricating oil is injected into the cavity.

As a preferable embodiment of the present utility model, the plurality of balls are arranged at equal intervals.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the motor shaft convenient to maintain, the first auxiliary sleeve, the balls, the rolling rings, the oil filling plugs, the flow holes and the cavities are arranged, after the shaft body and the motor shell are limited by the screw rods, the plurality of balls are driven to rotate on the inner surfaces of the rolling rings by the rotation of the shaft body, friction force between the plurality of balls and the surfaces of the rolling rings is reduced, the shaft body rotates more smoothly, after the oil filling plugs are pulled away from one side of the first auxiliary sleeve, lubricating oil is filled into the cavities, the lubricating oil can flow to the inner surfaces of the rolling rings and the outer surfaces of the balls along the inner surfaces of the cavities and the flow holes, friction force between the rolling rings and the balls can be reduced by the lubricating oil, abrasion degree of the surface of the shaft body is reduced, and maintenance of the shaft body is facilitated by the structure.

2. According to the motor shaft convenient to maintain, the arc-shaped block, the nut, the extension rod, the second auxiliary sleeve and the silica gel ring are arranged, the first auxiliary sleeve and the second auxiliary sleeve are respectively fixedly sleeved with one end of the shaft body, namely, when the shaft body rotates, the second auxiliary sleeve and the first auxiliary sleeve which are fixed with the first auxiliary sleeve synchronously rotate, and the silica gel ring is arranged outside the second auxiliary sleeve and is made of silica gel, so that the motor shaft is soft, the outer surface of the shaft body can be protected, the impact force of external force on the surface of the shaft body is reduced, and the service life of the shaft body is prolonged.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

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

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is a schematic diagram of a partial side view of the present utility model;

Fig. 5 is a schematic view of a partial top view structure of the present utility model.

In the figure: 1. a shaft body; 2. a first auxiliary sheath; 3. a ball; 4. a limit ring; 5. a rolling ring; 6. an arc-shaped block; 7. a screw; 8. a nut; 9. an extension rod; 10. a second auxiliary sheath; 11. a silica gel ring; 12. an oil filling plug; 13. a flow hole; 14. a cavity; 15. and (3) lubricating oil.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution of a motor shaft for facilitating maintenance:

Embodiment one:

As shown in fig. 1-4, a motor shaft convenient for maintenance comprises a shaft body 1, a first auxiliary sleeve 2 is sleeved at one end part of the shaft body 1, a plurality of balls 3 are arranged on the outer wall of the first auxiliary sleeve 2, a limit ring 4 is sleeved at one end part of the first auxiliary sleeve 2, a plurality of arc-shaped blocks 6 are fixedly arranged on the outer wall of the limit ring 4, screw rods 7 are arranged in the arc-shaped blocks 6, nuts 8 are sleeved at two end parts of the screw rods 7 in a threaded mode, rolling rings 5 are arranged on the inner surfaces of the limit ring 4, the balls 3 are respectively connected with the inner walls of the rolling rings 5 in a rotating mode, an oil filling plug 12 is arranged at one side of the first auxiliary sleeve 2, a second auxiliary sleeve 10 is sleeved at the other end part of the shaft body 1, a plurality of extension rods 9 are fixedly arranged at the other side of the first auxiliary sleeve 2, lubricating oil 15 is injected into the cavity 14, the lubricating oil 15 can flow to the inner surfaces of the rolling rings 5 and the outer surfaces of the rolling rings 3 along the inner surfaces of the cavity 14 and the inner surfaces of the flow holes 13, and the friction performance between the rolling rings 3 and the rolling rings can be reduced, and the rolling rings 3 can be reduced, and the friction performance between the rolling rings can be improved.

Embodiment two:

On the basis of the first embodiment, as shown in fig. 1 and 5, a cavity 14 is formed in the first auxiliary sleeve 2, flow holes 13 are formed in the surfaces of the balls 3, the flow holes 13 are respectively communicated with the cavity 14, and lubricating oil 15 is injected into the cavity 14.

Working principle: the motor commonly called as a motor is an electromagnetic device for realizing electric energy conversion and transmission according to an electromagnetic induction law, and is divided according to the types of working power sources: the motor shaft is mainly an output shaft of the motor, the output power and the direction of the motor are regulated in real time through a feedback control system, so that accurate motion control is realized, namely, the motor shaft is mainly used for transmission of the motor, after the shaft body 1 and a motor shell are limited through a screw 7, the rotation of the shaft body 1 drives a plurality of balls 3 to rotate on the inner surface of a rolling ring 5, the shaft body 1 can normally rotate, the balls 3 rotate on the inner surface of the rolling ring 5, the friction force between the balls 3 and the surface of the rolling ring 5 is reduced, the shaft body 1 rotates more smoothly, when maintenance of the shaft body 1 is needed, a worker can pump the oil filling plug 12 from one side of the first auxiliary sleeve 2, then, lubricating oil 15 is injected into the cavity 14, the cavity 14 and the plurality of flow holes 13 are respectively in a through state, therefore, the injected lubricating oil 15 flows to the inner surface of the rolling ring 5 and the outer surface of the ball 3 along the inner surfaces of the cavity 14 and the flow holes 13, the inner surface of the rolling ring 5 is irrigated by the lubricating oil 15, a certain amount of lubricating oil 15 is dripped on the outer surface of the ball 3, the friction force between the rolling ring 5 and the ball 3 can be reduced by the effect of the lubricating oil 15, the lubricating property of the ball 3 is enhanced, the abrasion degree of the surface of the shaft body 1 is reduced, the shaft body 1 is convenient to maintain by a worker through the structure, the shaft body 1 runs more smoothly, the first auxiliary sleeve 2 and the second auxiliary sleeve 10 are fixedly sleeved with one end part of the shaft body 1 respectively, namely, when the shaft body 1 rotates, the second auxiliary sleeve 10 and the first auxiliary sleeve 2 fixed with the first auxiliary sleeve rotate synchronously, the silica gel ring 11 is arranged outside the second auxiliary sleeve 10 and is made of silica gel and is softer, the external surface of the shaft body 1 can be protected, so that the impact force of external force on the surface of the shaft body 1 is reduced, and the service life of the shaft body 1 is prolonged.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor shaft convenient to maintenance, includes axis body (1), its characterized in that: the novel oil filling device is characterized in that a first auxiliary sleeve (2) is sleeved at one end of the shaft body (1), a plurality of balls (3) are arranged on the outer wall of the first auxiliary sleeve (2), a limit ring (4) is sleeved at one end of the first auxiliary sleeve (2), a plurality of arc-shaped blocks (6) are fixedly arranged on the outer wall of the limit ring (4), a screw (7) is arranged in the arc-shaped blocks (6), nuts (8) are sleeved at two ends of the screw (7) in a threaded mode, rolling rings (5) are arranged on the inner surface of the limit ring (4), the balls (3) are respectively connected with the inner wall of the rolling rings (5) in a rotating mode, an oil filling plug (12) is arranged on one side of the first auxiliary sleeve (2), and a second auxiliary sleeve (10) is sleeved at the other end of the shaft body (1).

2. A motor shaft for facilitating maintenance according to claim 1, wherein: the second auxiliary sleeve (10) is fixedly sleeved with the other end part of the shaft body (1), and a plurality of extension rods (9) are fixedly arranged on the other side of the first auxiliary sleeve (2).

3. A motor shaft for facilitating maintenance according to claim 2, wherein: one end of each extension rod (9) is fixedly connected with one side of each second auxiliary sleeve (10), and a silica gel ring (11) is fixedly sleeved at one end of each second auxiliary sleeve (10).

4. A motor shaft for facilitating maintenance according to claim 3, wherein: the diameter of the silica gel ring (11) is larger than that of the second auxiliary sleeve (10), and the positions of the extension rods (9) are arranged at equal intervals.

5. A motor shaft for facilitating maintenance according to claim 1, wherein: the first auxiliary sleeve (2) is internally provided with a cavity (14), and the surfaces of the balls (3) are provided with flow holes (13).

6. The motor shaft for facilitating maintenance according to claim 5, wherein: the plurality of flow holes (13) are respectively communicated with the cavity (14), and lubricating oil (15) is injected into the cavity (14).

7. The motor shaft for facilitating maintenance according to claim 5, wherein: the balls (3) are arranged at equal intervals.