阅读说明：本技术 一种陶瓷轴承弹性套 (Elastic sleeve of ceramic bearing ) 是由 李红军 张文选 王永福 刘卓 白云峰 彭学浩 刘艳萍 常鑫 于 2020-11-25 设计创作，主要内容包括：本发明涉及陶瓷轴承弹性套技术领域,公开了一种陶瓷轴承弹性套,包括套体和套槽,所述套槽开设在套体的内部,且套槽位于套体的中间位置,套体和套槽内部设置有缓冲结构和注油结构,缓冲结构包括螺环、上通口、盖板、螺槽、橡胶支柱、套环、下通口、螺块、底盖、限位槽、限位块、抵块和环槽；所述套槽外侧的套体内圈表面开设有环槽,且环槽内置有套环。本发明通过设置套环置于套体内部的套槽内,使套环的外圈与环槽之间支撑固定有多个橡胶支柱,轴承安装在套环内部之后,橡胶支柱能够给其提供较好的缓冲减震效果,减少轴承的摩擦,此外设置上注油口和下注油口可以便于向轴承加入润滑油,从而提高轴承使用寿命。(The invention relates to the technical field of ceramic bearing elastic sleeves and discloses a ceramic bearing elastic sleeve which comprises a sleeve body and a sleeve groove, wherein the sleeve groove is formed in the sleeve body and is positioned in the middle of the sleeve body; the annular groove is formed in the surface of the inner ring of the sleeve body on the outer side of the sleeve groove, and a sleeve ring is arranged in the annular groove. According to the invention, the lantern ring is arranged in the lantern groove in the lantern body, so that the plurality of rubber supporting columns are supported and fixed between the outer ring and the annular groove of the lantern ring, after the bearing is arranged in the lantern ring, the rubber supporting columns can provide a better buffering and damping effect for the bearing, the friction of the bearing is reduced, and in addition, the upper oil injection port and the lower oil injection port are arranged, so that lubricating oil can be conveniently added into the bearing, and the service life of the bearing is prolonged.)

1. The utility model provides a ceramic bearing elastic sleeve, includes cover body (1) and cover groove (2), its characterized in that: the sleeve groove (2) is formed in the sleeve body (1), the sleeve groove (2) is located in the middle of the sleeve body (1), and a buffering structure and an oil injection structure are arranged in the sleeve body (1) and the sleeve groove (2);

the buffer structure comprises a spiral ring (3), an upper through hole (6), a cover plate (8), a spiral groove (9), a rubber support (10), a lantern ring (11), a lower through hole (14), a spiral block (15), a bottom cover (17), a limiting groove (18), a limiting block (19), a resisting block (20) and a ring groove (22); the inner ring surface of the sleeve body (1) at the outer side of the sleeve groove (2) is provided with an annular groove (22), the annular groove (22) is internally provided with a sleeve ring (11), the distance between the outer ring of the sleeve ring (11) and each position at the inner side of the annular groove (22) is equal, a limiting groove (18) is formed inside the sleeve body (1) at the outer side of the sleeve ring (11), a limiting block (19) is arranged in the limiting groove (18), the outer side of the limiting block (19) is connected with a rubber strut (10), the tail end of the rubber strut (10) is fixed with a supporting block (20), the supporting block (20) is abutted to the outer surface of the sleeve ring (11), the rubber struts (10) and the limiting groove (18) are both multiple, the rubber struts (10) and the limiting grooves (18) are uniformly distributed at the outer ring of the sleeve ring (11), a cover plate (8) is transversely arranged above the sleeve body (, the bottom outer ring of the cover plate (8) is fixedly provided with a spiral ring (3) in a surrounding mode, the outer ring of the sleeve body (1) right below the spiral ring (3) is provided with a spiral groove (9) in a surrounding mode, the spiral groove (9) is located on the outer ring of the sleeve groove (2), the middle part of the lower portion of the sleeve body (1) is provided with a lower through opening (14), the lower through opening (14) is located right below the upper through opening (6), a bottom cover (17) is transversely arranged below the lower through opening (14), a spiral piece (15) is fixedly arranged on the upper surface of the bottom cover (17), and the spiral piece (15) is fixedly screwed inside the lower through opening (14;

the oil injection structure comprises an upper rubber plug (4), an upper oil injection port (5), a lower oil injection port (12) and a lower rubber plug (13); the left side surface of apron (8) has seted up notes hydraulic fluid port (5), goes up notes hydraulic fluid port (5) and runs through the top and the below of apron (8), and fills in last notes hydraulic fluid port (5) of apron (8) top has put rubber buffer (4), and the left side below surface of the cover body (1) has seted up and has made a bet hydraulic fluid port (12), makes a bet hydraulic fluid port (12) run through the top and the below of the cover body (1), and fills in making a bet hydraulic fluid port (12) of the cover body (1) below and has put down rubber buffer (13).

2. The ceramic bearing bushing as claimed in claim 1, wherein: the inner ring surface of the upper through opening (6) is fixed with an upper brush (7), the upper brush (7) is uniformly distributed on the inner ring of the upper through opening (6), the inner ring surface of the lower through opening (14) is fixed with a lower brush (16), and the lower brush (16) is uniformly distributed on the inner ring of the lower through opening (14).

3. The ceramic bearing bushing as claimed in claim 1, wherein: an upper rubber pad (23) is fixedly attached to the surface of the outer ring of the cover plate (8) below the upper through hole (6), and a through hole (25) is formed in the surface of the upper rubber pad (23) below the upper oil injection port (5).

4. The ceramic bearing bushing as claimed in claim 1, wherein: and a lower rubber pad (24) is fixedly attached to the surface of the outer ring of the sleeve groove (2) above the lower through hole (14), and a through hole (25) is formed in the surface of the lower rubber pad (24) above the lower injection port (12).

5. The ceramic bearing bushing as claimed in claim 1, wherein: threads (21) are arranged inside the inner ring of the spiral ring (3) and the thread groove (9), and the threads (21) of the spiral ring (3) are meshed with the threads (21) of the thread groove (9).

6. The ceramic bearing bushing as claimed in claim 1, wherein: the limiting block (19), the rubber support column (10) and the abutting block (20) are all made of rubber, and the limiting block (19), the rubber support column (10) and the abutting block (20) are connected to form an integral structure.

7. The ceramic bearing bushing as claimed in claim 2, wherein: the inner side of the lower hairbrush (16) is embedded into the sleeve body (1), and the lower hairbrush (16) is positioned above the bottom cover (17).

8. The ceramic bearing bushing as claimed in claim 2, wherein: the inner side of the upper hairbrush (7) is embedded in the cover plate (8).

Technical Field

The invention relates to the technical field of ceramic bearing elastic sleeves, in particular to a ceramic bearing elastic sleeve.

Background

At present, a bearing is a part for fixing and reducing a load friction coefficient in a mechanical transmission process, is used for reducing the friction coefficient in a power transmission process and keeping a machine member with a fixed shaft center position, and a ceramic bearing is used as an important mechanical base member. Has been increasingly widely used in various fields of the national civilization for more than ten years.

The bearing is in the installation use, easily produces great wearing and tearing between bearing and its erection support, and the bearing easily takes place skew swing about when the atress, can produce wearing and tearing to the bearing more, influences the life of bearing by a wide margin, prevents that the ash resistance performance is general when the bearing installation is used in addition, can aggravate the wearing and tearing of bearing, and is inconvenient to the lubricating oil of paining of bearing. Therefore, we propose a ceramic bearing elastic sleeve.

Disclosure of Invention

The invention aims to provide a ceramic bearing elastic sleeve, wherein a plurality of rubber supporting columns are supported and fixed between an outer ring of a sleeve ring and a ring groove by arranging the sleeve ring in a sleeve groove in a sleeve body, after a bearing is arranged in the sleeve ring, the rubber supporting columns can provide a better buffering and damping effect for the bearing, and the friction of the bearing is reduced.

In order to achieve the purpose, the invention provides the following technical scheme: the elastic sleeve for the ceramic bearing comprises a sleeve body and a sleeve groove, wherein the sleeve groove is formed in the sleeve body and is positioned in the middle of the sleeve body, and a buffer structure and an oil injection structure are arranged in the sleeve body and the sleeve groove;

the buffer structure comprises a spiral ring, an upper through hole, a cover plate, a spiral groove, a rubber support, a lantern ring, a lower through hole, a spiral block, a bottom cover, a limiting groove, a limiting block, a butting block and a circular groove; the annular groove is formed in the surface of the inner ring of the sleeve body outside the sleeve groove, a sleeve ring is arranged in the annular groove, the distance between each position of the outer ring of the sleeve ring and each position of the inner side of the annular groove is equal, a limiting groove is formed in the inner part of the sleeve body outside the sleeve ring, a limiting block is arranged in the limiting groove, a rubber supporting column is connected to the outer side of the limiting block, a supporting block is fixed to the tail end of the rubber supporting column and abuts against the outer surface of the sleeve ring, the rubber supporting columns and the limiting grooves are uniformly distributed on the outer ring of the sleeve ring, a cover plate is transversely arranged above the sleeve body, an upper opening is formed in the middle position of the cover plate, a spiral ring is fixedly surrounded on the outer ring of the cover plate, a spiral groove is arranged on the outer ring right below the spiral ring in a surrounding manner, the spiral groove is located on the outer ring of the, the upper surface of the bottom cover is fixed with a screw block which is screwed and fixed inside the lower through opening;

the oil injection structure comprises an upper rubber plug, an upper oil injection port, a lower oil injection port and a lower rubber plug; the left side surface of the cover plate is provided with an upper oil injection port, the upper oil injection port penetrates through the upper part and the lower part of the cover plate, an upper rubber plug is arranged in the upper oil injection port above the cover plate in a plugging manner, the lower oil injection port is arranged on the surface below the left side of the cover body, the lower oil injection port penetrates through the upper part and the lower part of the cover body, and a lower rubber plug is arranged in the lower oil injection port below the cover body in a plugging manner.

In a preferred embodiment of the present invention, the upper brushes are fixed on the surface of the inner ring of the upper through opening, the upper brushes are uniformly distributed on the inner ring of the upper through opening, the lower brushes are fixed on the surface of the inner ring of the lower through opening, and the lower brushes are uniformly distributed on the inner ring of the lower through opening.

As a preferred embodiment of the present invention, an upper rubber pad is fixedly attached to the surface of the outer ring of the cover plate below the upper through hole, and a through hole is formed in the surface of the upper rubber pad below the upper oil injection port.

As a preferred embodiment of the present invention, a lower rubber pad is fixedly attached to the surface of the outer ring of the sleeve groove above the lower through hole, and a through hole is formed in the surface of the lower rubber pad above the lower oil injection port.

In a preferred embodiment of the present invention, both the inner ring of the spiral ring and the inside of the spiral groove are provided with threads, and the threads of the spiral ring are engaged with the threads of the spiral groove.

As a preferred embodiment of the present invention, the limiting block, the rubber pillar and the abutting block are made of rubber, and the limiting block, the rubber pillar and the abutting block are connected to form an integral structure.

In a preferred embodiment of the present invention, the inner side of the lower brush is embedded inside the sleeve body, and the lower brush is located above the bottom cover.

In a preferred embodiment of the present invention, the inner side of the upper brush is embedded in the cover plate.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the ceramic bearing elastic sleeve, the sleeve ring is arranged in the sleeve groove in the sleeve body, the plurality of rubber supporting columns are supported and fixed between the outer ring of the sleeve ring and the ring groove, after the bearing is arranged in the sleeve ring, the rubber supporting columns can provide a good buffering and damping effect for the bearing, the friction of the bearing is reduced, and in addition, the upper oil injection port and the lower oil injection port are arranged, so that lubricating oil can be conveniently added into the bearing, and the service life of the bearing is prolonged.

2. According to the ceramic bearing elastic sleeve, the upper hairbrush is fixed on the surface of the inner ring of the upper through opening, the upper hairbrush is uniformly distributed on the inner ring of the upper through opening, the lower hairbrush is fixed on the surface of the inner ring of the lower through opening, the lower hairbrush is uniformly distributed on the inner ring of the lower through opening, and the upper hairbrush and the lower hairbrush are arranged, so that when the shaft body is in contact with the upper hairbrush and the lower hairbrush, a dustproof effect is achieved, and dust is prevented from entering the inner part of the.

3. According to the ceramic bearing elastic sleeve, the upper rubber pad is fixedly attached to the surface of the outer ring of the cover plate below the upper through hole, the through hole is formed in the surface of the upper rubber pad below the upper oil injection port, and the buffering effect of the lower part of the cover plate on a bearing is improved through the upper rubber pad.

4. According to the ceramic bearing elastic sleeve, the lower rubber pad is fixedly attached to the surface of the outer ring of the sleeve groove above the lower through hole, the through hole is formed in the surface of the lower rubber pad above the lower oil injection port, and the buffering effect of the lower part of the sleeve groove on a bearing is improved through the lower rubber pad.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of the elastic sleeve of the ceramic bearing according to the present invention;

FIG. 2 is a schematic top view of the elastic sleeve body of the ceramic bearing of the present invention;

FIG. 3 is a detailed structural diagram of the elastic sleeve of the ceramic bearing according to the present invention at the position A;

fig. 4 is a detailed structural diagram of the elastic sleeve of the ceramic bearing of the present invention at position B.

In the figure: 1. a sleeve body; 2. sleeving a groove; 3. a spiro ring; 4. a rubber plug is arranged; 5. an upper oil injection port; 6. an upper port; 7. a brush is arranged; 8. a cover plate; 9. a screw groove; 10. a rubber support; 11. a collar; 12. a lower oil inlet; 13. a rubber plug is arranged; 14. a lower port; 15. a screw block; 16. a lower brush; 17. a bottom cover; 18. a limiting groove; 19. a limiting block; 20. a resisting block; 21. a thread; 22. a ring groove; 23. a rubber pad is arranged; 24. a rubber pad is arranged; 25. and a through hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the invention is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: an elastic sleeve of a ceramic bearing comprises a sleeve body 1 and a sleeve groove 2, wherein the sleeve groove 2 is formed in the sleeve body 1, the sleeve groove 2 is located in the middle of the sleeve body 1, and a buffering structure and an oil injection structure are arranged in the sleeve body 1 and the sleeve groove 2;

the buffer structure comprises a spiral ring 3, an upper through hole 6, a cover plate 8, a spiral groove 9, a rubber support 10, a lantern ring 11, a lower through hole 14, a spiral block 15, a bottom cover 17, a limiting groove 18, a limiting block 19, a resisting block 20 and a circular groove 22; annular groove 22 has been seted up on the cover body 1 inner circle surface in the grooving 2 outside, and annular groove 22 embeds has lantern ring 11, and the interval between lantern ring 11 outer lane and the inboard each position of annular groove 22 equals, and the cover body 1 in the lantern ring 11 outside has seted up spacing groove 18, and spacing groove 18 embeds has stopper 19, and the outside of stopper 19 is connected with rubber strut 10, the end of rubber strut 10 is fixed with supports piece 20, and supports piece 20 and contradict at the surface of lantern ring 11, and rubber strut 10 and spacing groove 18 are a plurality ofly, and a plurality of rubber strut 10 and the even distribution of spacing groove 18 are in lantern ring 11 outer lane, and the top of the cover body 1 transversely has put apron 8, and the intermediate position of apron 8 has seted up opening 6, and the bottom outer lane of apron 8 encircles and is fixed with spiral ring 3, and the cover body 1 outer lane under spiral ring 3 encircles and is provided with spiral groove 9, and spiral, a lower through opening 14 is formed in the middle of the lower part of the sleeve body 1, the lower through opening 14 is positioned right below the upper through opening 6, a bottom cover 17 is transversely arranged below the lower through opening 14, a screw block 15 is fixed on the upper surface of the bottom cover 17, and the screw block 15 is screwed and fixed inside the lower through opening 14;

the oil injection structure comprises an upper rubber plug 4, an upper oil injection port 5, a lower oil injection port 12 and a lower rubber plug 13; the left side surface of apron 8 has been seted up and has been annotated the hydraulic fluid port 5, goes up hydraulic fluid port 5 and runs through the top and the below of apron 8, and the stopper has been put in the last hydraulic fluid port 5 of apron 8 top rubber buffer 4, and the hydraulic fluid port 12 of making a bet has been seted up to the left side below surface of the cover body 1, and the hydraulic fluid port 12 of making a bet runs through the top and the below of the cover body 1, and the stopper has been put down rubber buffer 13 in the hydraulic fluid port 12 of making a bet below the.

In this embodiment (see fig. 1-4), the lantern ring 11 is disposed in the sleeve groove 2 inside the sleeve body 1, so that a plurality of rubber struts 10 are supported and fixed between the outer ring of the lantern ring 11 and the annular groove 22, the bearing is installed inside the lantern ring 11, the rubber struts 10 can provide a good buffering and damping effect for the bearing, friction of the bearing is reduced, and in addition, the upper oil injection port 5 and the lower oil injection port 12 are provided to facilitate adding lubricating oil to the bearing, so that the service life of the bearing is prolonged.

The inner ring surface of the upper through opening 6 is fixed with an upper brush 7, the upper brush 7 is uniformly distributed on the inner ring of the upper through opening 6, the inner ring surface of the lower through opening 14 is fixed with a lower brush 16, and the lower brush 16 is uniformly distributed on the inner ring of the lower through opening 14.

In this embodiment (see fig. 1), the upper brush 7 is fixed on the surface of the inner ring of the upper through opening 6, the upper brush 7 is uniformly distributed on the inner ring of the upper through opening 6, the lower brush 16 is fixed on the surface of the inner ring of the lower through opening 14, the lower brush 16 is uniformly distributed on the inner ring of the lower through opening 14, and the upper brush 7 and the lower brush 16 are arranged, so that the shaft body has a dustproof effect when contacting with the upper brush 7 and the lower brush 16, and dust is prevented from entering the inside of the sleeve body 1.

An upper rubber pad 23 is fixedly attached to the surface of the outer ring of the cover plate 8 below the upper through hole 6, and a through hole 25 is formed in the surface of the upper rubber pad 23 below the upper oil injection port 5.

In this embodiment (see fig. 1), an upper rubber pad 23 is attached and fixed to the outer ring surface of the cover plate 8 below the upper through hole 6, a through hole 25 is formed in the surface of the upper rubber pad 23 below the upper oil injection port 5, and the buffering effect of the lower part of the cover plate 8 on the bearing is improved by the upper rubber pad 23.

A lower rubber pad 24 is fixedly attached to the surface of the outer ring of the sleeve groove 2 above the lower through hole 14, and a through hole 25 is formed in the surface of the lower rubber pad 24 above the lower oil injection port 12.

In this embodiment (see fig. 1), a lower rubber pad 24 is attached and fixed to the outer ring surface of the sleeve groove 2 above the lower through hole 14, a through hole 25 is formed in the surface of the lower rubber pad 24 above the lower oil injection port 12, and the buffering effect of the lower part of the sleeve groove 2 on the bearing is improved by the lower rubber pad 24.

Wherein, the inner ring of the spiral ring 3 and the inside of the thread groove 9 are both provided with threads 21, and the threads 21 of the spiral ring 3 are meshed with the threads 21 of the thread groove 9.

The limiting block 19, the rubber supporting column 10 and the abutting block 20 are made of rubber, and the limiting block 19, the rubber supporting column 10 and the abutting block 20 are connected to form an integral structure.

The inner side of the lower brush 16 is embedded into the sleeve body 1, and the lower brush 16 is located above the bottom cover 17.

Wherein the inner side of the upper brush 7 is embedded in the cover plate 8.

The invention relates to a ceramic bearing elastic sleeve, which comprises a sleeve body 1, a sleeve groove 2, a spiral ring 3, an upper rubber plug 4, an upper oil injection port 5, an upper through port 6, an upper brush 7, a cover plate 8, a spiral groove 9, a rubber support 10, a sleeve ring 11, a lower oil injection port 12, a lower rubber plug 13, a lower through port 14, a spiral block 15, a lower brush 16, a bottom cover 17, a limiting groove 18, a limiting block 19, a resisting block 20, a thread 21, a ring groove 22, an upper rubber pad 23, a lower rubber pad 24 and a through hole 25, wherein the components are all universal standard components or components known by a person skilled in the art, the structure and the principle of the components are known by a technical manual or a conventional experimental method, when the ceramic bearing elastic sleeve works, the sleeve body 1 is fixed in a base of a bearing, when only one side of the bearing needs to penetrate through a shaft body, the bottom cover 17 is screwed into the lower rubber pad 15, the bearing is arranged in the sleeve ring 11, the shaft body firstly passes through the upper through hole 6 of the cover plate 8 and then is inserted into the inner ring of the bearing, then the cover plate 8 is fixed above the sleeve body 1 in a mode that the spiral ring 3 is screwed into the screw groove 9 well, the limiting and fixing of the bearing are realized, when in use, the rubber support 10, the upper rubber pad 23 and the lower rubber pad 24 have the functions of buffering and damping when the bearing is used, the abrasion of the shaft body can be reduced, when both sides of the shaft body need to penetrate through the shaft body, the screw block 15 and the bottom cover 17 are unscrewed, so that the shaft body can penetrate through the lower through hole 14, during use, the upper brush 7 and the lower brush 16 are in contact with the shaft body, so that dust can be prevented from entering the sleeve groove 2 from the upper through hole 6 or the lower through hole 14, when the bearing needs to be lubricated after long-term use, the upper rubber plug 4 can be taken out from the upper oil injection port 5 or the lower rubber plug 13 can be taken out from the lower oil injection port 12, and then lubricating oil is injected into the bearing through the upper oil injection port 5 or the lower oil injection port 12 to lubricate the bearing.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of 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 invention 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.