CN210218424U

CN210218424U - High-buffering graphite copper sleeve

Info

Publication number: CN210218424U
Application number: CN201920695455.8U
Authority: CN
Inventors: Liuyun Li; 李刘云
Original assignee: Yangzhou Xuelong Copper Products Co Ltd
Current assignee: Yangzhou Xuelong Copper Products Co Ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-03-31
Anticipated expiration: 2029-05-15

Abstract

The utility model discloses a high buffering nature graphite copper sheathing, the protective cover comprises a cover body, the internal surface of the cover body is connected with the skin, and outer internal surface inlays and is connected with the middle level, the inlayer has been paintd to medial internal surface, and the internal surface top position of inlayer has paintd the protective layer, equidistant distribution has the layering in the bottom of inlayer, and the inboard of layering is inlayed and is installed the wearing layer, spacing hole has been seted up to the surface of the cover body, and the inside of spacing hole is inlayed and is installed the graphite coating, the graphite coating is paintd at the internal wall position of the cover body, and the internal surface of the cover body has seted up first oil groove, the inboard of first oil groove is connected with the second oil groove, and second oil groove and first oil groove are connected through the tank filler hole to spacing hole has all been seted up to the. The high-buffering graphite copper sleeve not only has good frictional wear performance under the condition of not adding oil, but also has good compression resistance and impact resistance.

Description

High-buffering graphite copper sleeve

Technical Field

The utility model relates to a graphite copper sheathing technical field specifically is a high buffering nature graphite copper sheathing.

Background

The copper bush is contacted with the moving part through the end face, not only the effect of supporting is needed, but also the abrasion of the moving part is needed to be reduced, so that lubricating grease is needed to be added to the end face of the copper bush, and the copper bush has strong requirements on high temperature resistance and corrosion resistance.

The graphite copper sleeve commonly used at present cannot have good frictional wear performance under the condition of not adding oil, and does not have good compression resistance and impact resistance, so that the graphite copper sleeve with high buffering performance is provided, and the problems provided in the prior art are solved conveniently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high buffering nature graphite copper sheathing to solve the graphite copper sheathing commonly used at present that above-mentioned background art provided and not only can not also have good frictional wear performance under the condition of not refueling, do not have good resistance to compression shock resistance's problem moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high buffering nature graphite copper sheathing, includes the cover body, the internal surface connection of the cover body has the skin, and outer internal surface inlays and is connected with the middle level, medial internal surface has been paintd the inlayer, and the internal surface top position of inlayer has paintd the protective layer, the equidistant distribution in bottom of inlayer has the layering, and the inboard of layering is inlayed and is installed the wearing layer, the surface of the cover body has been seted up spacing hole, and the inside in spacing hole is inlayed and is installed the graphite coating, the graphite coating is paintd at the internal wall position of the cover body, and the internal surface of the cover body has seted up first oil groove, the inboard of first oil groove is connected with the second oil groove, and second oil groove and first oil groove are connected through the tank filler sleeve to spacing hole has all been seted up to the inboard.

Preferably, the central axis of the sleeve body is coincident with the central axes of the outer layer, the middle layer and the inner layer, and the inner layer and the pressing strip are of an integrated structure.

Preferably, the thickness of the outer layer is greater than that of the middle layer, and the thickness of the middle layer is less than that of the inner layer.

Preferably, the limiting holes are distributed on the outer surface of the sleeve body in a surrounding mode, and the depth of the limiting holes is equal to the thickness of the graphite coating.

Preferably, the first oil grooves and the second oil grooves are distributed in a staggered mode, and the lengths of the first oil grooves and the second oil grooves are smaller than that of the sleeve body.

Preferably, the cross sections of the first oil groove and the second oil groove are both in a wave-shaped structure, the width of the first oil groove and the width of the second oil groove are both smaller than the aperture of the oil filling hole, and the first oil groove and the second oil groove are arranged on the inner wall of the sleeve body in a surrounding mode.

Compared with the prior art, the beneficial effects of the utility model are that: the high-buffering graphite copper sleeve not only has good frictional wear performance under the condition of no oil addition, but also has good compression resistance and impact resistance;

1. the first oil groove and the second oil groove are both wave-shaped groove bodies, and are arranged in a staggered manner, so that the lubricating area of oil can be effectively increased, and the lubricating effect is improved;

2. the graphite coating solid lubricant embedded in the limiting hole can enable the solid lubricant to rub with a shaft through friction heat in the using process to form lubrication, and has good friction and wear performance under the condition of reducing lubricating oil even without oiling;

3. the whole thickness of the sleeve body can be enhanced through the arrangement of the outer layer, the middle layer and the inner layer, so that the whole strength of the sleeve body is increased, and the sleeve body is made of brass and has good compression resistance and impact resistance.

Drawings

FIG. 1 is a schematic view of the right side perspective structure of the present invention;

FIG. 2 is a schematic view of the overall left perspective structure of the present invention;

FIG. 3 is a schematic view of a sectional structure of the cover body of the present invention viewed from above;

FIG. 4 is a schematic view of the inner layer of the present invention;

fig. 5 is a schematic view of the internal structure of the sleeve body of the present invention.

In the figure: 1. a sleeve body; 2. an outer layer; 3. a middle layer; 4. an inner layer; 5. a protective layer; 6. layering; 7. a wear layer; 8. a limiting hole; 9. a graphite coating; 10. a first oil groove; 11. a second oil groove; 12. an oil filling 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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a high-buffering graphite copper sleeve comprises a sleeve body 1, an outer layer 2, a middle layer 3, an inner layer 4, a protective layer 5, a pressing strip 6, a wear-resistant layer 7, a limiting hole 8, a graphite coating 9, a first oil groove 10, a second oil groove 11 and an oil filling hole 12, wherein the inner surface of the sleeve body 1 is connected with the outer layer 2, the inner surface of the outer layer 2 is connected with the middle layer 3 in an embedded mode, the thickness of the outer layer 2 is larger than that of the middle layer 3, the thickness of the middle layer 3 is smaller than that of the inner layer 4, the overall strength of the sleeve body 1 can be enhanced through arrangement of the outer layer 2, the middle layer 3 and the inner layer 4, the central axis of the sleeve body 1 and the central axes of the outer layer 2, the middle layer 3 and the inner layer 4 are coincident with each other, the inner layer 4 and the pressing strip 6 are of an integrated structure, the stress range of the copper sleeve can be balanced, inner layer 4's bottom equidistant distribution has layering 6, and the inboard of layering 6 is inlayed and is installed wearing layer 7, spacing hole 8 has been seted up to the surface of the cover body 1, and the inside of spacing hole 8 is inlayed and is installed graphite coating 9, spacing hole 8 encircles the distribution at the surface of the cover body 1, and the degree of depth of spacing hole 8 equals the thickness of graphite coating 9, setting through graphite coating 9 can improve, graphite coating 9 is paintd at the inner wall position of the cover body 1, and the internal surface of the cover body 1 has seted up first oil groove 10, the inboard of first oil groove 10 is connected with second oil groove 11, and second oil groove 11 and first oil groove 10 are connected through tank filler 12, and spacing hole 8 has all been seted up to the inboard of second oil groove 11 and first oil groove 10.

As shown in FIG. 1, the first oil grooves 10 and the second oil grooves 11 are distributed in a staggered manner, and the lengths of the first oil grooves 10 and the second oil grooves 11 are smaller than that of the sleeve body 1, so that the lubricating area of oil can be effectively increased.

As shown in FIG. 3, the cross sections of the first oil groove 10 and the second oil groove 11 are both in a wave-shaped structure, the widths of the first oil groove 10 and the second oil groove 11 are both smaller than the aperture of the oil filling hole 12, and the first oil groove 10 and the second oil groove 11 are both arranged around the inner wall of the jacket body 1, so that the overall length of the first oil groove 10 and the second oil groove 11 on the jacket body 1 can be increased.

The working principle is as follows: when the high-buffering graphite copper sleeve is used, the protective layer 5 is arranged in the inner layer 4, the wear-resisting capacity of the copper sleeve can be enhanced, the reduction of the wear rate between the copper sleeve and other equipment can be avoided, the stress range of the copper sleeve can be balanced by the arrangement of the pressing strip 6, the large-area uneven stress of the copper sleeve is avoided, the first oil groove 10 and the second oil groove 11 are both wave-shaped groove bodies, the first oil groove 10 and the second oil groove 11 are arranged in a staggered mode, the design can effectively increase the lubricating area of oil and improve the lubricating effect, the sleeve body 1 is made of brass, so that the high-buffering graphite copper sleeve is high in strength, high in hardness and high in chemical corrosion resistance, the graphite coating 9 solid lubricant is arranged in the limiting hole 8, the solid lubricant can rub against a shaft through friction heat in the using process to form lubrication, and good friction and wear performance can be achieved under the condition that the lubricating oil is reduced or, the friction coefficient is reduced through sliding friction, the friction and wear performance is good, the abrasion of a shaft is protected and replaced, the service life is long, the occupied space is small, the compression resistance and impact resistance are good, the overall thickness of the sleeve body 1 can be increased through the arrangement of the outer layer 2, the middle layer 3 and the inner layer 4, the overall strength of the sleeve body 1 is increased, the whole working process of the high-buffering graphite copper sleeve is achieved, and the content which is not described in detail in the specification belongs to the prior art which is known to a person skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a high buffering nature graphite copper sheathing, includes the cover body (1), its characterized in that: the inner surface of the sleeve body (1) is connected with an outer layer (2), the inner surface of the outer layer (2) is embedded and connected with a middle layer (3), an inner layer (4) is coated on the inner surface of the middle layer (3), a protective layer (5) is coated on the top position of the inner surface of the inner layer (4), press strips (6) are distributed at equal intervals at the bottom end of the inner layer (4), a wear-resistant layer (7) is embedded and installed on the inner side of each press strip (6), a limiting hole (8) is formed in the outer surface of the sleeve body (1), a graphite coating (9) is embedded and installed inside the limiting hole (8), the graphite coating (9) is coated on the inner wall position of the sleeve body (1), a first oil groove (10) is formed in the inner surface of the sleeve body (1), the inner side of the first oil groove (10) is connected with a second oil groove (11), and the second oil groove (11) and the first oil groove, and the inner sides of the second oil groove (11) and the first oil groove (10) are provided with limiting holes (8).

2. The high-buffer graphite copper bush according to claim 1, characterized in that: the central axis of the sleeve body (1) is coincident with the central axes of the outer layer (2), the middle layer (3) and the inner layer (4), and the inner layer (4) and the pressing strip (6) are of an integrated structure.

3. The high-buffer graphite copper bush according to claim 1, characterized in that: the thickness of the outer layer (2) is larger than that of the middle layer (3), and the thickness of the middle layer (3) is smaller than that of the inner layer (4).

4. The high-buffer graphite copper bush according to claim 1, characterized in that: the limiting holes (8) are distributed on the outer surface of the sleeve body (1) in a surrounding mode, and the depth of the limiting holes (8) is equal to the thickness of the graphite coating (9).

5. The high-buffer graphite copper bush according to claim 1, characterized in that: the first oil grooves (10) and the second oil grooves (11) are distributed in a staggered mode, and the lengths of the first oil grooves (10) and the second oil grooves (11) are smaller than that of the sleeve body (1).

6. The high-buffer graphite copper bush according to claim 1, characterized in that: the cross sections of the first oil groove (10) and the second oil groove (11) are both in a wave-shaped structure, the width of the first oil groove (10) and the width of the second oil groove (11) are both smaller than the aperture of the oil filling hole (12), and the first oil groove (10) and the second oil groove (11) are both arranged on the inner wall of the sleeve body (1) in a surrounding mode.