CN215579457U

CN215579457U - Carbon brush assembly convenient for replacing carbon brush

Info

Publication number: CN215579457U
Application number: CN202122011095.5U
Authority: CN
Inventors: 宣文进; 杨宇轩
Original assignee: Suzhou Yuxuan Spring Co ltd
Current assignee: Suzhou Yuxuan Spring Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-18
Anticipated expiration: 2031-08-25

Abstract

The utility model relates to the technical field of carbon brush assemblies, and particularly discloses a carbon brush assembly convenient for replacing a carbon brush, which comprises a carbon brush body and a fixing buckle; the carbon brush body is fixed on the end cover, the left side and the right side of the end cover are respectively fixed with a fixed pipe for fixing the carbon brush body, the carbon brush body is fixed on the inner side of the fixed pipe, the outer end part of the fixed pipe is provided with a positioning block, and a connecting spring is connected between the positioning block and the carbon brush body; the upper end and the lower end of the outer end part of the fixed pipe are both provided with fixed holes, the fixed buckle comprises a fixed sleeve fixedly arranged in the fixed holes, a telescopic slide bar is arranged in an inner cavity of the fixed sleeve, one end of the telescopic slide bar is fixedly connected with a fixed clamping block, and a fixed clamping groove is formed in the positioning block; and the telescopic sliding rod is sleeved with a return spring. This carbon brush body is fixed in the fixed tube on the end cover through fixed buckle when actual installation, when actual installation and fixed, realizes the carbon brush body dismouting through drawing the handle of carrying from top to bottom.

Description

Carbon brush assembly convenient for replacing carbon brush

Technical Field

The utility model relates to the technical field of carbon brush assemblies, in particular to a carbon brush assembly convenient for replacing a carbon brush.

Background

Brushes (Brush) are an important component of an electric machine, responsible for conducting electric current between a rotating and a stationary part. Since it is made of graphite, it is also called carbon brush.

At present, carbon brushes on a plurality of motors are not convenient to replace, and the mounting assembly structure is complex, so that the mounting assembly is difficult to process and is not suitable for market popularization and use, and therefore a detachable carbon brush assembly which is simple in structure and convenient and fast to mount is urgently needed.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a carbon brush assembly with a carbon brush convenient to replace, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a carbon brush assembly convenient for replacing a carbon brush comprises a carbon brush body and a fixing buckle; the carbon brush body is fixed on the end cover, the left side and the right side of the end cover are respectively fixed with a fixed pipe for fixing the carbon brush body, the carbon brush body is fixed on the inner side of the fixed pipe, the outer end part of the fixed pipe is provided with a positioning block, and a connecting spring is connected between the positioning block and the carbon brush body; the upper end and the lower end of the outer end part of the fixed pipe are both provided with fixed holes, the fixed buckle comprises a fixed sleeve fixedly arranged in the fixed holes, a telescopic slide bar is arranged in an inner cavity of the fixed sleeve, one end of the telescopic slide bar is fixedly connected with a fixed clamping block, a fixed clamping groove is arranged at the position of the positioning block corresponding to the fixed clamping block, and the fixed buckle is structurally matched with the fixed clamping groove; and the telescopic sliding rod is sleeved with a return spring.

Preferably, the fixed sleeve is provided with a telescopic sliding chute for the telescopic sliding rod to slide up and down, and the return spring is arranged on the inner side of the telescopic sliding chute.

Preferably, one end of the telescopic sliding rod, which is far away from the fixed clamping block, is fixedly connected with a lifting handle.

Preferably, the lifting handle is mounted on the outer side of the telescopic chute.

Preferably, the bottom of the fixed clamping groove is provided with a first permanent magnet, the bottom of the fixed clamping block is provided with a second permanent magnet, and the first permanent magnet and the second permanent magnet are attracted magnetically.

Preferably, the outside of locating piece is fixed with the connecting block, and the connecting block joint is in the outside of end cover.

Preferably, one side of the connecting block, which is far away from the positioning block, is movably connected with a pull ring through a rotating shaft, and the bottom of the pull ring is clamped on the connecting lug.

Preferably, the connecting lug is provided with a limit groove matched with the radian of the bottom of the pull ring.

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

according to the carbon brush assembly convenient for replacing the carbon brush, the carbon brush body is fixed in the fixing pipe on the end cover through the fixing buckle during actual installation, the purpose of fixing the carbon brush body can be achieved only by pulling the lifting handle up and down during actual installation and fixation, the installation structure is simple, the operation is very convenient, the installation structure is convenient to process, and the carbon brush assembly can be conveniently detached, replaced and fixed.

Drawings

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

fig. 2 is a schematic view of a specific installation structure of the carbon brush body according to the present invention;

FIG. 3 is a schematic structural diagram of part A in FIG. 2 according to the present invention;

fig. 4 is a front view of the connector block of the present invention.

In the figure: 1. a carbon brush body; 2. fixing the buckle; 3. an end cap; 4. a fixed tube; 5. positioning blocks; 6. a connecting spring; 7. a fixing hole; 8. fixing the sleeve; 9. a telescopic slide bar; 10. fixing the fixture block; 11. fixing the clamping groove; 12. a return spring; 13. a telescopic chute; 14. lifting the handle; 15. a first permanent magnet; 16. a second permanent magnet; 17. connecting blocks; 18. pulling the pull ring; 19. a connection bump; 20. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: a carbon brush assembly convenient for replacing a carbon brush comprises a carbon brush body 1 and a fixing buckle 2; the carbon brush body 1 is fixed on the end cover 3, the left side and the right side of the end cover 3 are both fixed with the fixed tubes 4 for fixing the carbon brush body 1, the carbon brush body 1 is fixed on the inner sides of the fixed tubes 4, the outer end parts of the fixed tubes 4 are provided with the positioning blocks 5, and the connecting springs 6 are connected between the positioning blocks 5 and the carbon brush body 1; the upper end and the lower end of the outer end part of the fixed pipe 4 are both provided with fixed holes 7, the fixed buckle 2 comprises a fixed sleeve 8 fixedly arranged in the fixed holes 7, a telescopic slide rod 9 is arranged in an inner cavity of the fixed sleeve 8, one end of the telescopic slide rod 9 is fixedly connected with a fixed clamping block 10, a fixed clamping groove 11 is arranged at the position of the positioning block 5 corresponding to the fixed clamping block 10, and the fixed buckle 2 is structurally matched with the fixed clamping groove 11; the telescopic slide rod 9 is sleeved with a return spring 12.

Furthermore, a telescopic sliding chute 13 for the telescopic sliding rod 9 to slide up and down is formed in the fixed sleeve 8, and a return spring 12 is installed on the inner side of the telescopic sliding chute 13.

Furthermore, a lifting handle 14 is fixedly connected to one end of the telescopic slide rod 9 far away from the fixed clamping block 10.

Further, a pulling handle 14 is installed outside the telescopic chute 13.

Further, a first permanent magnet 15 is arranged at the bottom of the fixing clamping groove 11, a second permanent magnet 16 is arranged at the bottom of the fixing clamping block 10, and the first permanent magnet 15 and the second permanent magnet 16 are attracted magnetically.

Further, the outside of locating piece 5 is fixed with connecting block 17, and connecting block 17 joint is in the outside of end cover 3.

Furthermore, one side of the connecting block 17, which is far away from the positioning block 5, is movably connected with a pulling ring 18 through a rotating shaft, and the bottom of the pulling ring 18 is clamped on the connecting bump 19.

Furthermore, the connecting projection 19 is provided with a limiting groove 20 adapted to the bottom radian of the pull ring 18.

The working principle is as follows: when the carbon brush body 1 is assembled, an operator installs the carbon brush body in the fixed pipe 4, respectively and upwards pulls the two lifting handles 14 at the upper end and the lower end of the fixed pipe 4, so that the lifting handles 14 drive the telescopic slide rods 9 to upwards slide, and further drive the fixed fixture block 10 to upwards lift, the reset spring 12 is compressed after being extruded, then the fixed block 5 is pushed into a cavity in the fixed pipe 4, the lifting handles 14 are loosened, the lifting handles 14 downwards reset under the elastic action of the reset spring 12, the fixed fixture block 10 is pushed to be inserted into the fixed clamping groove 11 on the positioning block 5 through the telescopic slide rods 9, under the magnetic attraction action of the first permanent magnet blocks 15 and the second permanent magnet blocks 16, the purpose of further fixing the fixed fixture block 10 is achieved, and therefore the carbon brush body 1 is assembled.

When the carbon brush body 1 needs to be replaced, an operator upwards pulls the corresponding lifting handle 14, so that the fixed fixture block 10 is separated from the positioning block 5, the pulling ring 18 on the outer side wall of the connecting block 17 is pulled, the positioning block 5 is pulled out from the fixed pipe 4, the carbon brush body 1 is pulled out through the connecting spring 6, and then a new carbon brush body 1 is replaced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 carbon brush subassembly convenient to change carbon brush which characterized in that: comprises a carbon brush body (1) and a fixed buckle (2); the carbon brush body (1) is fixed on the end cover (3), the left side and the right side of the end cover (3) are respectively fixed with a fixing pipe (4) for fixing the carbon brush body (1), the carbon brush body (1) is fixed on the inner side of the fixing pipe (4), the outer end part of the fixing pipe (4) is provided with a positioning block (5), and a connecting spring (6) is connected between the positioning block (5) and the carbon brush body (1); the upper end and the lower end of the outer end part of the fixed pipe (4) are both provided with a fixed hole (7), the fixed buckle (2) comprises a fixed sleeve (8) fixedly arranged in the fixed hole (7), a telescopic slide rod (9) is arranged in an inner cavity of the fixed sleeve (8), one end of the telescopic slide rod (9) is fixedly connected with a fixed clamping block (10), a fixed clamping groove (11) is formed in the position, corresponding to the fixed clamping block (10), of the positioning block (5), and the fixed buckle (2) is structurally matched with the fixed clamping groove (11); the telescopic sliding rod (9) is sleeved with a return spring (12).

2. The carbon brush assembly convenient to replace a carbon brush of claim 1, wherein: the fixed sleeve (8) is provided with a telescopic sliding chute (13) for the telescopic sliding rod (9) to slide up and down, and the reset spring (12) is installed on the inner side of the telescopic sliding chute (13).

3. The carbon brush assembly convenient to replace a carbon brush of claim 1, wherein: one end of the telescopic sliding rod (9) far away from the fixed clamping block (10) is fixedly connected with a lifting handle (14).

4. The carbon brush assembly convenient to replace a carbon brush of claim 3, wherein: the lifting handle (14) is arranged on the outer side of the telescopic chute (13).

5. The carbon brush assembly convenient to replace a carbon brush of claim 1, wherein: the bottom of the fixed clamping groove (11) is provided with a first permanent magnet (15), the bottom of the fixed clamping block (10) is provided with a second permanent magnet (16), and the first permanent magnet (15) and the second permanent magnet (16) are attracted magnetically.

6. The carbon brush assembly convenient to replace a carbon brush of claim 1, wherein: the outside of locating piece (5) is fixed with connecting block (17), and connecting block (17) joint is in the outside of end cover (3).

7. The carbon brush assembly convenient to replace a carbon brush of claim 6, wherein: one side of the connecting block (17) far away from the positioning block (5) is movably connected with a pulling ring (18) through a rotating shaft, and the bottom of the pulling ring (18) is clamped on the connecting lug (19).

8. The carbon brush assembly convenient to replace a carbon brush of claim 7, wherein: the connecting convex block (19) is provided with a limit groove (20) matched with the radian of the bottom of the pull ring (18).