CN217814577U

CN217814577U - Lubricating structure for bearing of high-speed motor

Info

Publication number: CN217814577U
Application number: CN202221394191.0U
Authority: CN
Inventors: 李佳军; 施旭鑫; 余敏; 孙学勤; 方怡
Original assignee: Zhejiang Hansheng Motor Technology Co ltd
Current assignee: Zhejiang Hansheng Motor Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-15
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses a bearing accessory technical field's a lubricating structure for bearing of high-speed motor, including motor casing, motor casing's upper surface central point puts and has seted up the mounting groove, the notes oil pipe has been seted up to the bottom of mounting groove, motor casing's internally mounted has the axis body, be provided with interior axle on the outer wall of axis body, all be provided with the rolling element on the outer wall of interior axle, the internally mounted of mounting groove has the mounting panel, and is rational in infrastructure, the utility model discloses a be equipped with lubricating mechanism, install lubricating mechanism in motor casing to with the notes oil pipeline intercommunication on the motor casing, utilize lubricating mechanism to set up a plurality of branch oilholes on outer epaxial, make oil gas or oil mist by annotating the oil pipe and get into outer epaxial, spray by a plurality of branch oilholes again, thereby reach and lubricate handling every rolling element, the effectual lubricated effect that has strengthened the bearing, improved the durability and the flexibility of bearing.

Description

Lubricating structure for bearing of high-speed motor

Technical Field

The utility model relates to a bearing accessory technical field specifically is a lubricating structure for high-speed motor's bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process, and guarantee its gyration precision, the life-span of the antifriction bearing is defined by the revolution (or with the hours of work under the certain rotational speed): a bearing within this life should have initial fatigue damage (flaking or chipping) on any of its bearing rings or rolling elements. However, whether in laboratory tests or in actual use, it is evident that bearings of the same appearance and the same actual life under the same operating conditions are very different. There are also several differently defined bearing "lives", one of which is the so-called "working life", which means that the actual life that a bearing can reach before it breaks down is due to wear, damage not usually being caused by fatigue, but by wear, corrosion, seal failure, etc.

The existing bearing of the high-speed motor has the defects that: when the bearing of the high-speed motor is used for a long time, lubricating oil is needed to be used for coating, so that the lubricating effect of the bearing is increased, and the lubricating grease is used for filling the lubricating grease in the shell to lubricate the bearing, so that the rotating speed of the bearing is easily influenced, and the effect of the bearing is reduced.

Therefore, it is necessary to develop a lubricating structure for a bearing of a high-speed motor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lubricating structure for bearing of high-speed motor, through being equipped with lubricating mechanism, install lubricating mechanism in motor housing, and with the last notes oil pipe way intercommunication of motor housing, utilize lubricating mechanism to set up a plurality of branch oilholes at outer epaxial, make oil gas or oil mist get into outer epaxial by annotating the oil pipe in, spray by a plurality of branch oilholes again, thereby reach and lubricate every rolling element and handle, the effectual lubricated effect that has strengthened the bearing, the durability and the flexibility of bearing have been improved, in order to solve the problem that the artifical lubricating grease of paining of bearing influences the rotational speed among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the lubricating structure for the bearing of the high-speed motor comprises a motor shell, wherein a mounting groove is formed in the center of the upper surface of the motor shell, an oil injection pipe is formed in the bottom of the mounting groove, a shaft body is mounted inside the motor shell, an inner shaft is arranged on the outer wall of the shaft body, rolling bodies are arranged on the outer walls of the inner shaft, a mounting plate is mounted inside the mounting groove, and a lubricating mechanism is mounted on the outer walls of the rolling bodies.

Preferably, the outer wall of the shaft body is fixedly connected with the inner wall of the inner shaft, and the outer wall of the rolling body is in sliding connection with the outer wall of the inner shaft.

Preferably, the outer wall of mounting panel and the inner wall sliding connection of mounting groove, pass through fastening bolt fixed connection between mounting panel and the mounting groove.

Preferably, a sealing plug is installed at the center of the bottom of the installation plate, the outer wall of the sealing plug is in sliding connection with the inner wall of the oil injection pipe, and a sealing ring is arranged on the outer wall of the sealing plug.

Preferably, the lubricating mechanism comprises an outer shaft, the inner wall of the outer shaft is in sliding connection with the outer wall of the rolling body, and an oil hole is formed in the center of the top of the outer shaft.

Preferably, the main pipeline is arranged above and below the outer wall of the oil filling hole, and a branch pipeline A is arranged at one end of the main pipeline.

Preferably, the outer walls of the branch pipelines A are provided with connecting pipelines, and one end of each connecting pipeline is provided with a branch pipeline B.

Preferably, a branch oil hole is formed in the center of the outer wall of the connecting pipeline.

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

through being equipped with lubricating mechanism, install lubricating mechanism in motor housing to with the pipeline intercommunication of annotating on the motor housing, utilize lubricating mechanism to set up a plurality of branch oilholes at outer epaxial, make oil gas or oil mist by annotate the interior axle of oil pipe entering, spray by a plurality of branch oilholes again, thereby reach and lubricate every rolling element and handle, the effectual lubricated effect that strengthens the bearing, improved the durability and the flexibility of bearing.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is a front view provided by the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 1 provided by the present invention;

fig. 4 is an expanded sectional view of the lubrication mechanism provided by the present invention;

fig. 5 is a perspective view of a part of the mounting plate structure provided by the present invention.

In the figure: 1. a motor housing; 101. mounting grooves; 102. an oil filling pipe; 2. a shaft body; 201. an inner shaft; 202. a rolling body; 3. mounting a plate; 301. fastening a bolt; 302. a sealing plug; 303. a seal ring; 4. a lubrication mechanism; 401. an outer shaft; 402. an oil filler hole; 403. a main pipeline; 404. a branch pipeline A; 405. connecting a pipeline; 406. a branch pipe B; 407. branch oil hole.

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.

The utility model provides a following technical scheme: a lubrication structure for a bearing of a high-speed motor can be effectively arranged on the bearing of the high-speed motor in the using process, so that the durability and the flexibility of the bearing are improved, and a lubrication mechanism 4 is added, please refer to fig. 1-5, the lubrication structure comprises a motor shell 1, a mounting groove 101 is formed in the center position of the upper surface of the motor shell 1, an oil injection pipe 102 is formed in the bottom of the mounting groove 101, the oil injection pipe 102 can be used for subsequently conveying oil gas or oil mist for treatment, a shaft body 2 is arranged inside the motor shell 1, an inner shaft 201 is arranged on the outer wall of the shaft body 2, rolling bodies 202 are arranged on the outer wall of the inner shaft 201, the outer wall of the shaft body 2 is fixedly connected with the inner wall of the inner shaft 201, the outer wall of the rolling bodies 202 is slidably connected with the outer wall of the inner shaft 201, a mounting plate 3 is arranged inside the mounting groove 101, the outer wall of the mounting plate 3 is slidably connected with the inner wall of the mounting groove 101, and the mounting plate 3 is fixedly connected with the mounting groove 101 through a fastening bolt 301, the mounting plate 3 is installed in the mounting groove 101 in a sliding manner and is fixed by a fastening bolt 301, so that the mounting plate 3 is fixedly installed, a sealing plug 302 is installed at the center of the bottom of the mounting plate 3, the outer wall of the sealing plug 302 is in sliding connection with the inner wall of the oil filling pipe 102, a sealing ring 303 is arranged on the outer wall of the sealing plug 302, after the mounting plate 3 is installed, the sealing plug 302 is inserted into the oil filling pipe 102 and is sealed by the sealing ring 303, so that the oil filling pipe 102 is sealed, a lubricating mechanism 4 is installed on the outer wall of the rolling body 202, the lubricating mechanism 4 comprises an outer shaft 401, the inner wall of the outer shaft 401 is in sliding connection with the outer wall of the rolling body 202, an outer shaft 401 on the lubricating mechanism 4 is sleeved outside the rolling body 202, the inner shaft 201 is matched, so as to form an integral bearing structure, an oil filling hole 402 is formed at the center of the top of the outer shaft 401, an oil filling hole 402 is formed in the top of an outer shaft 401, the oil filling hole 402 is arranged at one end of an oil filling pipe 102, oil gas or oil mist entering the oil filling pipe 102 is conveyed to the outer shaft 401 through the oil filling hole 402, main through pipelines 403 are arranged above and below the outer wall of the oil filling hole 402, a branch pipeline A404 is arranged at one end of each main through pipeline 403, two corresponding branch pipelines A404 are arranged on the outer shaft 401 and communicated with the oil filling hole 402 through the main through pipelines 403, the oil gas or the oil mist enters the branch pipelines A404 through the main through pipelines 403, connecting pipelines 405 are arranged on the outer walls of the branch pipelines A404, a branch pipeline B406 is arranged at one end of each connecting pipeline 405, the oil gas or the oil mist in the branch pipelines A404 is conveyed into the branch pipelines B406 through the connecting pipelines 405, branch oil holes 407 are formed in the center positions of the outer walls of the connecting pipelines 405, the oil gas or the oil mist in the connecting pipelines 405 is sprayed through the branch oil holes 407, and the rolling bodies 202 are lubricated.

The working principle is as follows: when the utility model is used, the bottom of the mounting groove 101 on the motor shell 1 is provided with the oil filling pipe 102, so that the oil filling pipe 102 can be used for subsequent oil gas or oil mist conveying treatment, the mounting plate 3 is installed in the mounting groove 101 in a sliding manner and is fixed by the fastening bolt 301, thereby achieving the fixed installation of the mounting plate 3, the bottom of the mounting plate 3 is provided with the sealing plug 302, after the mounting plate 3 is installed, the sealing plug 302 is inserted into the oil filling pipe 102 and is sealed by the sealing ring 303, thereby achieving the sealing treatment of the oil filling pipe 102, the outer shaft 401 on the lubricating mechanism 4 is sleeved outside the rolling body 202, the inner shaft 201 is matched, the bearing integral structure is formed, the top of the outer shaft 401 is provided with the oil filling hole 402, and the oil filling hole 402 is arranged at one end of the oil filling pipe 102, the oil gas or oil mist entering the oil filling pipe 102 is conveyed to the outer shaft 401 through the oil filling hole 402, the outer shaft 401 is provided with two corresponding branch pipelines A404, the oil gas or oil mist is communicated with the oil filling hole 402 through the main pipeline 403, the oil gas or oil mist enters the branch pipelines A404 through the main pipeline 403, the branch pipelines A404 are provided with a plurality of connecting pipelines 405, one end of each connecting pipeline 405 is provided with a branch pipeline B406, the oil gas or oil mist in the branch pipelines A404 is conveyed into the branch pipelines B406 through the connecting pipelines 405, the connecting pipeline 405 is provided with branch oil holes 407, the oil gas or oil mist in the connecting pipelines 405 is sprayed through the branch oil holes 407, and therefore the purpose of lubricating each rolling body 202 is achieved, the lubricating effect of the bearing is effectively enhanced, and the durability and the flexibility of the bearing are improved.

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. A lubricating structure for a bearing of a high-speed motor, comprising a motor housing (1), characterized in that: the motor shell is characterized in that a mounting groove (101) is formed in the center of the upper surface of the motor shell (1), an oil filling pipe (102) is formed in the bottom of the mounting groove (101), a shaft body (2) is mounted inside the motor shell (1), an inner shaft (201) is arranged on the outer wall of the shaft body (2), rolling bodies (202) are arranged on the outer wall of the inner shaft (201), a mounting plate (3) is mounted inside the mounting groove (101), and a lubricating mechanism (4) is mounted on the outer wall of the rolling bodies (202).

2. The lubrication structure for a bearing of a high-speed motor according to claim 1, wherein: the outer wall of the shaft body (2) is fixedly connected with the inner wall of the inner shaft (201), and the outer wall of the rolling body (202) is connected with the outer wall of the inner shaft (201) in a sliding mode.

3. The lubrication structure for a bearing of a high-speed motor according to claim 1, wherein: the outer wall of mounting panel (3) and the inner wall sliding connection of mounting groove (101), pass through fastening bolt (301) fixed connection between mounting panel (3) and mounting groove (101).

4. The lubrication structure for a bearing of a high-speed motor according to claim 1, wherein: the bottom central point of mounting panel (3) puts and installs sealing plug (302), the outer wall of sealing plug (302) and the inner wall sliding connection of notes oil pipe (102), be provided with sealing washer (303) on the outer wall of sealing plug (302).

5. The lubrication structure for a bearing of a high-speed motor according to claim 1, wherein: lubricating mechanism (4) include outer axle (401), the inner wall of outer axle (401) and the outer wall sliding connection of rolling element (202), oil filler point (402) have been seted up to the top central point of outer axle (401).

6. The lubrication structure for a bearing of a high-speed motor according to claim 5, wherein: the oil filler hole is characterized in that a main pipeline (403) is arranged above and below the outer wall of the oil filler hole (402), and a branch pipeline A (404) is arranged at one end of the main pipeline (403).

7. The lubrication structure for a bearing of a high-speed motor according to claim 6, wherein: the outer wall of the branch pipeline A (404) is provided with a connecting pipeline (405), and one end of the connecting pipeline (405) is provided with a branch pipeline B (406).

8. The lubricating structure for a bearing of a high-speed motor according to claim 7, characterized in that: and a branch oil hole (407) is formed in the center of the outer wall of the connecting pipeline (405).