CN216312284U

CN216312284U - Side guide slot brush

Info

Publication number: CN216312284U
Application number: CN202122504493.0U
Authority: CN
Inventors: 马树新
Original assignee: Suzhou Dongxiang Carbon Co ltd
Current assignee: Suzhou Dongxiang Carbon Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-15
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a side guide groove electric brush, and relates to the technical field of electric brushes. The utility model comprises an electric brush, wherein the inner surface of the electric brush is provided with a sliding surface, the outer surface of the electric brush is provided with a side guide groove, the outer surface of the electric brush is provided with a mounting plate, the upper surface of the mounting plate is provided with a mounting seat, and the upper surface of the mounting seat is provided with a copper wire connected with a power supply. Firstly, respectively milling side guide grooves on two sides of an electric brush, then forming a fixed block matched with the side guide grooves on the front section in the brush box, and then manufacturing a matched electric brush and brush box assembly into a motor; when the brush box is deflected, the brush box can be blocked by the brush box fixing block, so that the deflection degree is reduced; when the brush reaches design life, the fixed block limits the brush to continue to stretch out, the brush is supported from the commutator, and the circuit of the motor is cut off to achieve the effect of active stop, so that the commutator can be well protected, the service life of the motor is prolonged, the process is simple, and the processing cost is low.

Description

Side guide slot brush

Technical Field

The utility model belongs to the technical field of electric brushes, and particularly relates to an electric brush with a side guide groove.

Background

The brushes are an important component in the electric machine, and have the functions of commutation and electric conduction in the electric machine. In the running process of the motor, whether the electric brush can stably act on the commutator seriously influences the efficiency and the performance of the motor in running. In the running process of the first motor, due to the rotation of the commutator, the brush generates a tangential friction force with the commutator on the commutator surface, so that the brush inclines, the contact between the brush and the commutator is unstable, the running sparks of the brush are increased, and the service life of the brush is shortened. The novel electric brush box is characterized in that a guide groove is additionally arranged on the side edge of an electric brush and is matched with a fixed point in the brush box, so that the inclination of the electric brush in the running process is reduced, and the running stability is improved. The second brush constantly rubs and wears in service, and when the bottom that the brush wore, commutator and brush landfill copper line contact, brush commutation reduces, produces unsafe condition such as burning out the motor easily, and the utility model discloses an invention, through brush side guide slot, cooperation brush box inside fixed point, when the brush will wear and tear to the afterbody soon, brush box inside fixed point moves to the guide slot afterbody, and the restriction brush continues to advance and contact with the commutator, brush and commutator disconnection, the initiative is shut down, avoids the unsafe condition to take place.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a side guide groove electric brush, which solves the existing problems.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a side guide groove electric brush, which comprises an electric brush, wherein a sliding surface is arranged on the inner surface of the electric brush, a side guide groove is arranged on the outer surface of the electric brush, a mounting plate is arranged on the outer surface of the electric brush, a mounting seat is arranged on the upper surface of the mounting plate, a copper wire connected with a power supply is arranged on the upper surface of the mounting seat, a mounting groove is arranged on the inner surface of the electric brush, a mounting rod is arranged on the inner surface of the mounting groove, a fixed block is arranged on the outer surface of the mounting rod, firstly, the side guide grooves with the width of l and the depth of l are respectively milled on the two sides of the electric brush, then, the fixed block matched with the side guide groove is arranged on the front section in a brush box, and then, a matched electric brush and brush box manufacturing assembly is assembled and installed in a motor; when the brush box is deflected, the brush box can be blocked by the brush box fixing block, so that the deflection degree is reduced; when the brush reaches design life, the fixed block limits the brush to continue to stretch out, the brush is supported from the commutator, and the circuit of the motor is cut off to achieve the effect of active stop, so that the commutator can be well protected, the service life of the motor is prolonged, the process is simple, and the processing cost is low.

Preferably, mounting groove internally surface mounting has the dead lever, dead lever surface mounting has the connecting rod, fixed block surface mounting has the loose axle, loose axle surface and connecting rod surface connection, mounting groove internally surface mounting has the installation sleeve, installation sleeve internally surface mounting has reset spring, reset spring surface and connecting rod surface connection.

Preferably, surface mounting has the fixing base on the mounting panel, surface mounting has the protection spring on the fixing base, is used for the protection to connect the power copper line, connect power copper external surface and have the connecting plate, connecting plate external surface mounting has fixing bolt, is used for the erection joint board.

The utility model has the following beneficial effects:

firstly, respectively milling side guide grooves on two sides of an electric brush, then forming a fixed block matched with the side guide grooves on the front section in the brush box, and then manufacturing a matched electric brush and brush box assembly into a motor; when the brush box is deflected, the brush box can be blocked by the brush box fixing block, so that the deflection degree is reduced; when the brush reaches design life, the fixed block limits the brush to continue to stretch out, the brush is supported from the commutator, and the circuit of the motor is cut off to achieve the effect of active stop, so that the commutator can be well protected, the service life of the motor is prolonged, the process is simple, and the processing cost is low.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure A-A of FIG. 3;

fig. 5 is a right-view structural diagram of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an electric brush; 2. a sliding surface; 3. connecting a power supply copper wire; 4. a side guide groove; 5. a fixed block; 6. mounting a plate; 7. a mounting seat; 8. a connecting plate; 9. fixing the bolt; 10. a fixed seat; 11. a protection spring; 12. mounting grooves; 13. fixing the rod; 14. a connecting rod; 15. a movable shaft; 16. mounting a rod; 17. installing a sleeve; 18. a return spring.

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 is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in the figure, the utility model is a side guide groove electric brush, which comprises an electric brush 1, wherein a sliding surface 2 is arranged on the inner surface of the electric brush 1, a side guide groove 4 is arranged on the outer surface of the electric brush 1, a mounting plate 6 is arranged on the outer surface of the electric brush 1, a mounting seat 7 is arranged on the upper surface of the mounting plate 6, a copper wire 3 connected with a power supply is arranged on the upper surface of the mounting seat 7, a mounting groove 12 is arranged on the inner surface of the electric brush 1, a mounting rod 16 is arranged on the inner surface of the mounting groove 12, and a fixing block 5 is arranged on the outer surface of the mounting rod 16; when the brush 1 deviates, the tangent force generated by the friction of the commutator during operation can be blocked by the brush box fixing block 5, so that the deviation degree is reduced; when the brush 1 reaches the designed service life, the fixed block 5 limits the brush 1 to continue to extend out, the brush 1 is lifted up from the commutator, and the circuit of the motor is cut off to achieve the effect of active stop, so that the commutator can be well protected, the service life of the motor is prolonged, the process is simple, and the processing cost is low.

Wherein, 12 internally surface mounting of mounting groove has

dead lever

13, and 13 externally surface mounting of dead lever has connecting

rod

14, and 5 externally surface mounting of fixed block has loose axle 15, and the surface of loose axle 15 is connected with connecting rod 14 surface, and 12 internally surface mounting of mounting groove has installation sleeve 17, and installation sleeve 17 internally surface mounting has reset spring 18, and reset spring 18 surface and connecting rod 14 surface connection.

Wherein, surface mounting has fixing base 10 on the mounting panel 6, and surface mounting has protection spring 11 on the fixing base 10 for the protection is connected

power copper line

3, and 3 surface mounting on the connection power copper line have connecting

plate

8, and 8 surface mounting on the connecting plate have fixing bolt 9, are used for erection joint board 8.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A side guide slot brush, comprising a brush (1), characterized in that: brush (1) internal surface is provided with glide plane (2), brush (1) surface is provided with side guide slot (4), brush (1) surface mounting has mounting panel (6), surface mounting has mount pad (7) on mounting panel (6), surface mounting has connection power copper line (3) on mount pad (7), brush (1) internal surface is provided with mounting groove (12), mounting groove (12) internal surface mounting has installation pole (16), installation pole (16) surface mounting has fixed block (5).

2. A side-guide brush according to claim 1, wherein the mounting groove (12) is internally fitted with a fixing rod (13), and the fixing rod (13) is externally fitted with a connecting rod (14).

3. A side guide brush according to claim 1, wherein the fixed block (5) is provided with a movable shaft (15) on the outer surface thereof, and the outer surface of the movable shaft (15) is connected with the outer surface of the connecting rod (14).

4. A side-guide brush according to claim 1, wherein the mounting plate (6) has a mounting seat (10) mounted on an upper surface thereof, and the mounting seat (10) has a protection spring (11) mounted on an upper surface thereof.

5. A side guide brush according to claim 1, wherein the power supply copper wire (3) is externally provided with a connecting plate (8), and the connecting plate (8) is externally provided with a fixing bolt (9).

6. A side-guide brush according to claim 1, wherein the mounting groove (12) is internally fitted with a mounting sleeve (17), the mounting sleeve (17) is internally fitted with a return spring (18), and the outer surface of the return spring (18) is connected to the outer surface of the connecting rod (14).