CN219226848U

CN219226848U - Carbon brush for large-sized generator set

Info

Publication number: CN219226848U
Application number: CN202223117346.9U
Authority: CN
Inventors: 林献乐; 林豪克; 吴建彬
Original assignee: Jiangsu Sunki Carbon Product Co ltd
Current assignee: Jiangsu Sunki Carbon Product Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-06-20
Anticipated expiration: 2032-11-23

Abstract

The utility model relates to the technical field of carbon brushes, in particular to a carbon brush for a large-sized generator set, which comprises a carbon brush main body, wherein a connecting component group is arranged outside the carbon brush main body and used for connecting the carbon brush main body and a connecting wire, the connecting component group comprises an intermediate body, a connecting plate is arranged on one side of the intermediate body, a clamping plate is arranged on one side of the connecting plate, a bolt is arranged in the clamping plate, and a nut is arranged at one end of the bolt. According to the utility model, the friction force between the carbon brush main body and the commutator is more controllable, the use ratio of the carbon brush main body is improved, the cost is reduced, the heat dissipation effect of the whole structure is increased, and the practicability is finally enhanced.

Description

Carbon brush for large-sized generator set

Technical Field

The utility model relates to the technical field of carbon brushes, in particular to a carbon brush for a large-sized generator set.

Background

Carbon brushes, also called brushes, are used as a sliding contact, and are devices for transmitting energy or signals between a fixed part and a rotating part of a motor or a generator or other rotary machinery, and are also used in large-scale generator sets, and the carbon brushes for the large-scale generator sets basically meet the demands of people, but still have some problems.

The carbon brush for the large-scale generator set at present can receive the extrusion of spring and commutator contact in the in-process of using, and this kind of extrusion force is extremely easily influenced by problems such as spring material model, cause the extrusion force too big, carbon brush and the too big problem of commutator friction, the life of carbon brush can be very big reduction like this, and the carbon brush for the large-scale generator set at present is in use, because be in the large-scale generator set, the friction of commutator and the heat that outside machinery produced can't obtain effectual giving off, the heat accumulates the result of use that can influence the carbon brush, lead to causing adverse effect to holistic generator set, consequently, need large-scale generator set to use carbon brush solves above-mentioned problem.

Disclosure of Invention

In order to overcome the technical problems, the utility model aims to provide a carbon brush for a large-sized generator set, so as to solve the problems that the extrusion force is not well controlled and the carbon brush is easy to overheat in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the carbon brush for the large-sized generator set comprises a carbon brush component group, wherein the carbon brush component group comprises a carbon brush main body, a connecting wire is arranged on one side of the carbon brush main body, a connecting component group is arranged outside the carbon brush main body and used for connecting the carbon brush main body and the connecting wire, the connecting component group comprises an intermediate body, a connecting plate is arranged on one side of the intermediate body, a clamping plate is arranged on one side of the connecting plate, a bolt is arranged in the clamping plate, and a nut is arranged at one end of the bolt; the outside of connecting wire is provided with the radiating part group, the radiating part group is used for dispeling the heat to carbon brush part group.

Preferably: the intermediate body is provided with a groove at a position corresponding to the carbon brush main body, the intermediate body is contacted with the carbon brush main body through the groove, and the top of the intermediate body is connected with the connecting wire.

Preferably: the connecting plates and the clamping plates are arranged in two groups, the two groups of connecting plates and the clamping plates are symmetrically distributed on two sides of the intermediate body, grooves are formed in the positions, corresponding to the connecting plates, of the intermediate body, the intermediate body is connected with the connecting plates through the grooves, and the bottom ends of the connecting plates are connected with the outer surfaces of the clamping plates.

Preferably: the inner wall of grip block is provided with tooth form structure, and the grip block passes through tooth form structure and carbon brush main part connection, the top of grip block is connected with the bottom of intermediate.

Preferably: the two groups of clamping plates are connected through bolts and nuts, and the intermediate is made of copper.

Preferably: the heat dissipation component group comprises a sleeve, a heat dissipation plate is arranged outside the sleeve, and a heat conduction strip is arranged inside the heat dissipation plate.

Preferably: the sleeve is sleeved outside the connecting wires, the connecting wires penetrate through the sleeve, the heat dissipation plates are arranged in a plurality, the heat dissipation plates are uniformly distributed outside the sleeve, and the heat dissipation plates are connected to the outer wall of the sleeve.

Preferably: the heat conduction strip runs through the heating panel, and the outer wall connection of heat conduction strip and heat conduction strip, the one end of keeping away from the heating panel of heat conduction strip is connected in the inside of midbody, heat conduction strip and heating panel set up to the copper material.

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

1. the carbon brush for the large-sized generator set is provided with the connecting component group, the carbon brush can be contacted with the commutator by extrusion of the spring in the using process, the extrusion force is extremely easy to be influenced by the type of the spring, and the like, so that the problem that the extrusion force is overlarge and the friction between the carbon brush and the commutator is overlarge is caused, the service life of the carbon brush can be greatly reduced, the correspondingly designed connecting component group is changed, the connecting mode is changed, the length position of the carbon brush main body extending out of the intermediate body can be manually adjusted, so that the friction force between the carbon brush main body and the commutator can be accurately controlled, the using rate of the carbon brush main body can be greatly enhanced by adopting the design mode, and the carbon brush can be continuously used even if worn to be short, and the waste is avoided;

2. this carbon brush for large-scale generating set is provided with the radiating member group, present carbon brush for large-scale generating set is in use, because be in the large-scale generating set, the friction of commutator and the heat that outside other machinery produced can't obtain effectual giving off, the heat accumulation can influence the result of use of carbon brush, lead to causing adverse effect to holistic generating set, the radiating member group of corresponding design can derive the heat in carbon brush main part and the connecting member group through the heat conduction strip, the heat can be imported into the heating panel by the heat conduction strip, the heating panel has increased the contact surface of heat and air, thereby supplementary cooling heat dissipation, and the sleeve pipe is used for supplementary fixed radiating member group.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic overall sectional view of the present utility model;

FIG. 3 is a schematic view of the overall explosive structure of the present utility model;

FIG. 4 is a schematic diagram of the structure of FIG. 3A according to the present utility model;

in the figure: 01. a carbon brush component group; 11. a carbon brush main body; 12. connecting wires; 02. a connection member group; 21. an intermediate; 22. a connecting plate; 23. a clamping plate; 24. a bolt; 25. a nut; 03. a heat radiation member group; 31. a sleeve; 32. a heat dissipation plate; 33. and a heat conducting strip.

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. 1-4, an embodiment of the present utility model is provided: the carbon brush for the large-sized generator set comprises a carbon brush component group 01, wherein the carbon brush component group 01 comprises a carbon brush main body 11, a connecting wire 12 is arranged on one side of the carbon brush main body 11, a connecting component group 02 is arranged outside the carbon brush main body 11 and used for connecting the carbon brush main body 11 and the connecting wire 12, the connecting component group 02 comprises an intermediate body 21, a connecting plate 22 is arranged on one side of the intermediate body 21, a clamping plate 23 is arranged on one side of the connecting plate 22, a bolt 24 is arranged inside the clamping plate 23, and a nut 25 is arranged at one end of the bolt 24; the heat radiation member group 03 is provided outside the connection wire 12, and the heat radiation member group 03 is used for radiating heat from the carbon brush member group 01.

The intermediate body 21 is provided with a groove at a position corresponding to the carbon brush main body 11, the intermediate body 21 is contacted with the carbon brush main body 11 through the groove, the top of the intermediate body 21 is connected with the connecting wire 12, the intermediate body 21 and the clamping plate 23 are made of conductive materials, and the connecting wire 12 is electrically connected with the carbon brush main body 11 through the intermediate body 21 and the clamping plate 23.

The connecting plate 22 and the clamping plate 23 are provided with two groups, and the two groups of connecting plate 22 and the clamping plate 23 are symmetrically distributed on two sides of the intermediate body 21, the intermediate body 21 is provided with grooves at positions corresponding to the connecting plate 22, the intermediate body 21 and the connecting plate 22 are connected through the grooves, the bottom end of the connecting plate 22 is connected with the outer surface of the clamping plate 23, and the connecting plate 22 can assist in fixing the clamping plate 23.

The inner wall of grip block 23 is provided with tooth form structure, and grip block 23 passes through tooth form structure and carbon brush main part 11 to be connected, and the top of grip block 23 is connected with the bottom of midbody 21, and tooth form structure can forcefully grasp carbon brush main part 11 to prevent that carbon brush main part 11 from droing.

The two groups of clamping plates 23 are connected through bolts 24 and nuts 25, the intermediate body 21 is made of copper, and after the two clamping plates 23 are tightly connected, the carbon brush main body 11 is firmly fixed.

The heat dissipation component group 03 includes a sleeve 31, a heat dissipation plate 32 is disposed outside the sleeve 31, and heat conduction strips 33 are disposed inside the heat dissipation plate 32.

The sleeve 31 is sleeved outside the connecting wire 12, the connecting wire 12 penetrates through the sleeve 31, the heat dissipation plates 32 are arranged in a plurality, the heat dissipation plates 32 are uniformly distributed outside the sleeve 31, the heat dissipation plates 32 are connected to the outer wall of the sleeve 31, the sleeve 31 can assist the heat dissipation part group 03 to fix, thereby avoiding the whole heat dissipation part group 03 from receiving mechanical vibration displacement, and ensuring the use effect.

The heat conducting strip 33 runs through the heat dissipation plate 32, and the heat conducting strip 33 is connected with the outer wall of the heat conducting strip 33, one end, far away from the heat dissipation plate 32, of the heat conducting strip 33 is connected in the middle body 21, the heat conducting strip 33 and the heat dissipation plate 32 are made of copper, and the heat conducting strip 33 can conduct heat in the carbon brush main body 11 and the connecting component group 02 into the heat dissipation plate 32, so that heat dissipation is carried out.

Working principle: the carbon brush for the large-scale generating set at present, in the in-process that uses, the carbon brush can receive the extrusion of spring and commutator contact, and this kind of extrusion force is extremely easily influenced by problems such as spring material model, cause the extrusion force too big, carbon brush and the too big problem of commutator friction, the life of carbon brush can be very big reduction like this, the connecting component group 02 of corresponding design has changed the mode of connection, can the manual regulation carbon brush main part 11 stretch out the length position of midbody 21, thereby the frictional force between more accurate control carbon brush main part 11 and the commutator is reached, after adjusting carbon brush main part 11 position, two grip blocks 23 can be connected through the draw-in groove with midbody 21 earlier through respective connecting plate 22, afterwards accomplish the connection to two grip blocks 23 through bolt 24 and nut 25, when two grip blocks 23 zonulae occludens, carbon brush main part 11 can receive the heliciform structure extrusion on the both sides grip block 23, thereby be connected with grip block 23, the position of carbon brush main part 11 just has accomplished fixedly like this, afterwards, every other cycle has been followed to pull out the carbon brush main part 11 after wearing and has been followed midbody 21 more, the friction force between the main part 21, the continuous operation of motor 23 has been guaranteed, the carbon brush can be continued to the design, even though the friction is very big, the wear rate has been avoided in this kind of continuous mode, the main part is very high enough, wear has been realized, even the wear is realized. The carbon brush for the large-scale generating set at present is in use, because the carbon brush is positioned in the large-scale generating set, friction of a commutator and heat generated by other external machines cannot be effectively radiated, the use effect of the carbon brush can be influenced by heat accumulation, adverse effects on the whole generating set are caused, the heat in the carbon brush main body 11 and the connecting component group 02 can be led out through the heat conducting strip 33 by the heat radiating component group 03 correspondingly designed, the heat can be led into the heat radiating plate 32 by the heat conducting strip 33, the contact surface between the heat and air is increased by the heat radiating plate 32, thereby assisting in cooling and radiating, and the sleeve 31 is used for assisting in fixing the heat radiating component group 03.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in 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 utility model 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.

Claims

1. Carbon brush for large-scale generating set, including carbon brush part group (01), carbon brush part group (01) are including carbon brush main part (11), one side of carbon brush main part (11) is provided with connecting wire (12), its characterized in that:

the carbon brush comprises a carbon brush main body (11), and is characterized in that a connecting component group (02) is arranged outside the carbon brush main body (11), the connecting component group (02) is used for connecting the carbon brush main body (11) and a connecting wire (12), the connecting component group (02) comprises an intermediate body (21), a connecting plate (22) is arranged on one side of the intermediate body (21), a clamping plate (23) is arranged on one side of the connecting plate (22), a bolt (24) is arranged in the clamping plate (23), and a nut (25) is arranged at one end of the bolt (24);

the outside of connecting wire (12) is provided with heat dissipation part group (03), heat dissipation part group (03) are used for dispelling the heat to carbon brush part group (01).

2. The carbon brush for a large-sized power generator set according to claim 1, wherein: the middle body (21) is provided with a groove at a position corresponding to the carbon brush main body (11), the middle body (21) is contacted with the carbon brush main body (11) through the groove, and the top of the middle body (21) is connected with the connecting wire (12).

3. The carbon brush for a large-sized power generator set according to claim 1, wherein: the connecting plates (22) and the clamping plates (23) are arranged in two groups, the two groups of connecting plates (22) and the clamping plates (23) are symmetrically distributed on two sides of the intermediate body (21), grooves are formed in the positions, corresponding to the connecting plates (22), of the intermediate body (21), the intermediate body (21) and the connecting plates (22) are connected through the grooves, and the bottom ends of the connecting plates (22) are connected with the outer surfaces of the clamping plates (23).

4. The carbon brush for a large-sized power generator set according to claim 1, wherein: the inner wall of grip block (23) is provided with tooth form structure, and grip block (23) are connected through tooth form structure and carbon brush main part (11), the top of grip block (23) is connected with the bottom of midbody (21).

5. The carbon brush for a large-sized power generator set according to claim 1, wherein: the two groups of clamping plates (23) are connected through bolts (24) and nuts (25), and the intermediate body (21) is made of copper.

6. The carbon brush for a large-sized power generator set according to claim 1, wherein: the heat dissipation component group (03) comprises a sleeve (31), a heat dissipation plate (32) is arranged outside the sleeve (31), and heat conduction strips (33) are arranged inside the heat dissipation plate (32).

7. The carbon brush for a large-sized power generator set according to claim 6, wherein: the sleeve (31) is sleeved outside the connecting wire (12), the connecting wire (12) penetrates through the sleeve (31), the heat dissipation plates (32) are arranged in a plurality, the heat dissipation plates (32) are uniformly distributed outside the sleeve (31), and the heat dissipation plates (32) are connected to the outer wall of the sleeve (31).

8. The carbon brush for a large-sized power generator set according to claim 6, wherein: the heat conducting strip (33) penetrates through the heat radiating plate (32), the heat conducting strip (33) is connected with the outer wall of the heat conducting strip (33), one end, far away from the heat radiating plate (32), of the heat conducting strip (33) is connected inside the intermediate body (21), and the heat conducting strip (33) and the heat radiating plate (32) are made of copper.