CN216162589U - Electric brush of DC permanent magnet motor - Google Patents
Electric brush of DC permanent magnet motor Download PDFInfo
- Publication number
- CN216162589U CN216162589U CN202122159771.3U CN202122159771U CN216162589U CN 216162589 U CN216162589 U CN 216162589U CN 202122159771 U CN202122159771 U CN 202122159771U CN 216162589 U CN216162589 U CN 216162589U
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- Prior art keywords
- piece
- fixedly connected
- shell
- brush
- heat
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- 230000017525 heat dissipation Effects 0.000 claims description 26
- 238000007599 discharging Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 58
- 229910052799 carbon Inorganic materials 0.000 abstract description 57
- 230000008021 deposition Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 239000000428 dust Substances 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of electric brushes, and particularly relates to an electric brush of a direct current permanent magnet motor, which comprises a shell; the inner side wall of the shell is fixedly connected with a motor body; the output end of the motor body is fixedly connected with a shaft body; a brush holder seat part is fixedly connected to the side end of the motor body; the inner side wall of the brush holder seat part is fixedly connected with an electric brush part; a vibration shell is fixedly connected to the side end of the brush holder piece; an elastic piece is fixedly connected to the inner side wall of the vibration shell; a rotating shaft part is fixedly connected inside the shell; a torsion spring is arranged inside the rotating shaft piece; the rotating shaft part is rotatably connected with a vibrating part; a swinging piece is fixedly connected to the vibrating piece; thereby make the vibration piece vibrate the vibration shell through the cooperation of pendulum to piece and pivot piece, the cooperation of vibration shell and elastic component can make the carbon deposit on the brush spare drop, and is more convenient than the mode of traditional clearance carbon deposit, avoids the too much influence to the brush spare of carbon deposit.
Description
Technical Field
The utility model belongs to the technical field of electric brushes, and particularly relates to an electric brush of a direct-current permanent magnet motor.
Background
The brush is an important component element of the motor and is responsible for conducting current between a rotating part and a static part; since it is made of graphite, it is also called carbon brush.
In the prior art, when a motor rotates, electric energy is transmitted to a coil through a phase converter, the main component of the motor is carbon, the motor is called a carbon brush, the carbon brush is easy to wear and needs to be maintained and replaced regularly, carbon deposition is cleaned, the carbon deposition generated by the carbon brush is inconvenient to process in a traditional motor structure, and the electric brush of the direct-current permanent magnet motor is provided.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problems that in the prior art, when a motor rotates, electric energy is transmitted to a coil through a phase converter, the carbon brush is easy to wear and needs to be maintained and replaced regularly and cleaned due to the fact that the main component of the electric brush is carbon, and the carbon deposition generated by the carbon brush cannot be processed conveniently in the traditional motor structure, the electric brush of the direct-current permanent magnet motor is provided.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to an electric brush of a direct current permanent magnet motor, which comprises a shell; the inner side wall of the shell is fixedly connected with a motor body; the output end of the motor body is fixedly connected with a shaft body; a brush holder seat part is fixedly connected to the side end of the motor body; the inner side wall of the brush holder seat part is fixedly connected with an electric brush part; a vibration shell is fixedly connected to the side end of the brush holder piece; an elastic piece is fixedly connected to the inner side wall of the vibration shell; a rotating shaft part is fixedly connected inside the shell; a torsion spring is arranged inside the rotating shaft piece; the rotating shaft part is rotatably connected with a vibrating part; a swinging piece is fixedly connected to the vibrating piece; compared with the traditional carbon deposition cleaning mode, the carbon deposition cleaning device is more convenient, and the influence of excessive carbon deposition on the electric brush piece is avoided.
Preferably, the brush part is internally provided with a heat absorbing part; the brush holder seat piece is internally provided with a heat-discharging piece; a heat conducting piece is fixedly connected inside the shell; a first heat dissipation hole is formed in the shell; a plurality of groups of first heat dissipation holes are formed in the shell; a plurality of groups of heat absorbing members are arranged inside the electric brush member; a plurality of groups of heat-discharging pieces are arranged inside the electric brush piece; the heat-conducting piece and the first heat dissipation hole are matched to improve the heat dissipation effect and prevent the motor body from being in a high-temperature state all the time.
Preferably, the inner side wall of the bottom end of the shell is provided with a receiving piece; the accommodating piece is connected to the inside of the shell in a sliding mode; a dismounting part is fixedly connected to the side end of the receiving part; thereby the staff can conveniently treat the carbon deposit.
Preferably, the bottom end of the brush holder seat piece is fixedly connected with a fixing piece; the other end of the fixing piece is fixedly connected to the inner side wall of the bottom end of the shell; the brush holder member can improve the stability of the brush member by the fixing member.
Preferably, the side end of the fixing piece is fixedly connected with an ash guide piece; the carbon deposit can fall into the containing part through leading grey spare and be convenient for follow-up processing, avoids the carbon deposit to drop in other positions.
Preferably, a second heat dissipation hole is formed in the shell; the second heat dissipation hole is provided with a plurality of groups in the shell; avoiding the motor body from being in a high temperature state all the time.
The utility model has the beneficial effects that:
1. the utility model provides an electric brush of a direct current permanent magnet motor, which enables a vibrating piece 236 to vibrate a vibrating shell 233 through the matching of a swinging piece 24 and a rotating shaft piece 235, and enables carbon deposition on an electric brush piece 232 to fall off through the matching of the vibrating shell 233 and an elastic piece 234, thereby being more convenient than the traditional carbon deposition cleaning mode and avoiding the influence of excessive carbon deposition on the electric brush piece 232.
2. The utility model provides an electric brush of a direct current permanent magnet motor, which can radiate the output end of a motor body 21 through the matching of a heat absorbing piece 31 and a heat exhausting piece 32, a heat conducting piece 33 can conduct heat of high temperature on the motor body 21, a heat radiating hole 34 can radiate high temperature air flow of the motor body 21, and the heat radiating effect can be improved through matching of the heat absorbing piece 31 and the heat exhausting piece 32, so that the motor body 21 is prevented from being in a high temperature state all the time.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:
FIG. 1 is a front view of the first embodiment;
FIG. 2 is a side view of the first embodiment;
FIG. 3 is a perspective view of a brush holder base member according to the first embodiment;
FIG. 4 is an enlarged view taken at A in FIG. 1;
FIG. 5 is a schematic view of another embodiment of the second number of heat dissipation holes in the first embodiment;
illustration of the drawings:
1. a housing; 21. an electric machine body; 22. a shaft body; 231. a brush holder base member; 232. an electric brush member; 233. a vibrating shell; 234. an elastic member; 235. a shaft member; 236. a vibrating member; 24. a swinging member; 31. a heat absorbing member; 32. a heat removal member; 33. a heat conductive member; 34. a first heat dissipation hole; 41. a receiving member; 42. disassembling the parts; 43. a fixing member; 44. an ash guide part; 45. a second heat dissipation hole; 51. a heat dissipating guide.
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.
Example one
Referring to fig. 1-4, a brush of a dc permanent magnet motor includes a housing 1; a motor body 21 is fixedly connected to the inner side wall of the shell 1; the output end of the motor body 21 is fixedly connected with a shaft body 22; a brush holder seat 231 is fixedly connected to the side end of the motor body 21; the inner side wall of the brush holder seat 231 is fixedly connected with an electric brush 232; a vibrating shell 233 is fixedly connected to the side end of the brush holder seat 231; the inner side wall of the vibration shell 233 is fixedly connected with an elastic member 234; a rotating shaft member 235 is fixedly connected inside the shell 1; a torsion spring is arranged inside the rotating shaft piece 235; a vibrating member 236 is rotatably connected to the rotating shaft member 235; the oscillating piece 24 is fixedly connected to the oscillating piece 236; when the motor works, the brush holder seat 231 can fix the position of the brush 232, the brush 232 is easy to wear, the brush 232 can generate a large amount of carbon deposit after long-term work, the carbon deposit needs to be treated in time, the influence of the carbon deposit on the work of the motor body 21 is avoided, the torsion spring is arranged in the rotating shaft 235, a worker rotates the swinging member 24 to rotate the vibrating member 236, the worker loosens the swinging member 24 at the moment, the elasticity of the torsion spring in the rotating shaft 235 can reset the vibrating member 236, the elasticity of the rotating shaft 235 can enable the vibrating member 236 to continuously knock the vibrating shell 233, the knocking of the vibrating member 236 can enable the vibrating shell 233 to generate vibration, the elastic member 234 has good elasticity, the vibration of the vibrating shell 233 can be transmitted to the elastic member 234, the carbon deposit on the brush 232 can be vibrated by the matching of the elastic member 234 and the vibrating shell 233, and the influence of the carbon deposit on the brush 232 on the work efficiency of the shaft body 22 is avoided, the carbon deposits can fall downwards, the dust guide piece 44 can guide the falling direction of the carbon deposits, the carbon deposits can fall into the containing piece 41 through the dust guide piece 44 for subsequent treatment, the carbon deposits are prevented from falling in other positions, a worker can slide the containing piece 41 through the dismounting piece 42 after the carbon deposits fall into the containing piece 41, so that the worker can conveniently treat the carbon deposits, when the motor rotates, electric energy is conveyed to the coil through the phase changer, the vibration piece 236 vibrates the vibration shell 233 through the matching of the swinging piece 24 and the rotating shaft piece 235, the carbon deposits on the vibration shell 233 can fall off through the matching of the vibration shell 233 and the elastic brush piece 234, compared with the traditional carbon deposit cleaning method, the influence of excessive carbon deposition on the brush member 232 is avoided.
The brush member 232 is internally provided with a heat absorbing member 31; the brush holder seat 231 is internally provided with a heat-exhausting piece 32; a heat conducting member 33 is fixedly connected inside the shell 1; a first heat dissipation hole 34 is formed in the shell 1; a plurality of groups of first heat dissipation holes 34 are formed in the shell 1; a plurality of groups of heat absorbing members 31 are arranged inside the electric brush member 232; a plurality of groups of heat-discharging pieces 32 are arranged in the electric brush piece 232; the axis body 22 can continuously produce high temperature at the during operation, the high temperature that the axis body 22 produced can get into in heat absorbing member 31, high temperature air current discharges from heat absorbing member 32 through heat absorbing member 31 again, heat absorbing member 32 has enlarged the discharge port of heat absorbing member 31, thereby accelerate radiating efficiency, heat conduction member 33 has the heat conduction effect, heat conduction member 33 can carry out the heat conduction to the high temperature on the motor body 21, a louvre 34 can dispel the heat to the high temperature air current of motor body 21, the heat of the output of motor body 21 can dispel the heat through No. two louvres 45, cooperation heat conduction member 33 and a louvre 34 can improve the heat dissipation effect, avoid motor body 21 to be in the state of high temperature all the time.
A receiving part 41 is arranged on the inner side wall of the bottom end of the shell 1; the receiving member 41 is slidably connected to the inside of the housing 1; a dismounting piece 42 is fixedly connected to the side end of the accommodating piece 41; after the carbon deposit falls into the accommodating part 41, the worker can slide the accommodating part 41 through the dismounting part 42, so that the worker can conveniently treat the carbon deposit.
The bottom end of the brush holder seat 231 is fixedly connected with a fixing piece 43; the other end of the fixing piece 43 is fixedly connected with the inner side wall of the bottom end of the shell 1; the fixing member 43 may fix the position of the brush holder member 231, the brush holder member 231 may fix the position of the brush member 232, and the brush holder member 231 may improve the stability of the brush member 232 by the fixing member 43.
An ash guide member 44 is fixedly connected to the side end of the fixing member 43; the carbon deposit can drop downwards, the dust guide part 44 can guide the dropping direction of the carbon deposit, the carbon deposit can drop into the accommodating part 41 through the dust guide part 44 for subsequent treatment, and the carbon deposit is prevented from dropping in other positions.
A second heat dissipation hole 45 is formed in the shell 1; a plurality of groups of heat dissipation holes 45 are formed in the shell 1; the heat at the output end of the motor body 21 can be dissipated through the second heat dissipation hole 45, and the heat dissipation effect can be improved by matching the heat conducting member 33 and the first heat dissipation hole 34, so that the motor body 21 is prevented from being in a high-temperature state all the time.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, the heat conducting member 51 is fixed to the top end of the second heat dissipation hole 45; the during operation, motor body 21 can continuously produce high temperature at the during operation, and if motor body 21 is in the high temperature state always and can influence the working effect of motor body 21, the high temperature that the output of motor body 21 produced can be through the heat dissipation of heat dissipation piece 32, and the high temperature air current can be discharged through No. two louvres 45, and heat dissipation guide 51 can enlarge the discharge port of No. two louvres 45 to improve No. two louvre 45's radiating effect.
The working principle is as follows: when the motor works, the brush holder seat 231 can fix the position of the brush 232, the brush 232 is easy to wear, the brush 232 can generate a large amount of carbon deposit after long-term work, the carbon deposit needs to be treated in time, the influence of the carbon deposit on the work of the motor body 21 is avoided, the torsion spring is arranged in the rotating shaft 235, a worker rotates the swinging member 24 to rotate the vibrating member 236, the worker loosens the swinging member 24 at the moment, the elasticity of the torsion spring in the rotating shaft 235 can reset the vibrating member 236, the elasticity of the rotating shaft 235 can enable the vibrating member 236 to continuously knock the vibrating shell 233, the knocking of the vibrating member 236 can enable the vibrating shell 233 to generate vibration, the elastic member 234 has good elasticity, the vibration of the vibrating shell 233 can be transmitted to the elastic member 234, the carbon deposit on the brush 232 can be vibrated by the matching of the elastic member 234 and the vibrating shell 233, and the influence of the carbon deposit on the brush 232 on the work efficiency of the shaft body 22 is avoided, the carbon deposits can fall downwards, the dust guide piece 44 can guide the falling direction of the carbon deposits, the carbon deposits can fall into the containing piece 41 through the dust guide piece 44 for subsequent treatment, the carbon deposits are prevented from falling in other positions, a worker can slide the containing piece 41 through the dismounting piece 42 after the carbon deposits fall into the containing piece 41, so that the worker can conveniently treat the carbon deposits, when the motor rotates, electric energy is conveyed to the coil through the phase changer, the vibration piece 236 vibrates the vibration shell 233 through the matching of the swinging piece 24 and the rotating shaft piece 235, the carbon deposits on the vibration shell 233 can fall off through the matching of the vibration shell 233 and the elastic brush piece 234, compared with the traditional carbon deposit cleaning method, the influence of excessive carbon deposition on the electric brush piece 232 is avoided; the axis body 22 can continuously produce high temperature at the during operation, the high temperature that the axis body 22 produced can get into in heat absorbing member 31, high temperature air current discharges from heat absorbing member 32 through heat absorbing member 31 again, heat absorbing member 32 has enlarged the discharge port of heat absorbing member 31, thereby accelerate radiating efficiency, heat conduction member 33 has the heat conduction effect, heat conduction member 33 can carry out the heat conduction to the high temperature on the motor body 21, a louvre 34 can dispel the heat to the high temperature air current of motor body 21, the heat of the output of motor body 21 can dispel the heat through No. two louvres 45, cooperation heat conduction member 33 and a louvre 34 can improve the heat dissipation effect, avoid motor body 21 to be in the state of high temperature all the time.
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 foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (6)
1. A brush of a direct current permanent magnet motor is characterized in that: comprises a shell (1); a motor body (21) is fixedly connected to the inner side wall of the shell (1); the output end of the motor body (21) is fixedly connected with a shaft body (22); a brush holder seat part (231) is fixedly connected with the side end of the motor body (21); the inner side wall of the brush holder seat part (231) is fixedly connected with an electric brush part (232); a vibration shell (233) is fixedly connected with the side end of the brush holder seat piece (231); an elastic part (234) is fixedly connected to the inner side wall of the vibration shell (233); a rotating shaft part (235) is fixedly connected inside the shell (1); a torsion spring is arranged inside the rotating shaft piece (235); the rotating shaft part (235) is rotatably connected with a vibrating part (236); the oscillating piece (236) is fixedly connected with a swinging piece (24).
2. The brush of a dc permanent magnet machine according to claim 1, wherein: a heat absorbing piece (31) is arranged inside the electric brush piece (232); the brush holder seat piece (231) is internally provided with a heat-discharging piece (32); a heat conducting piece (33) is fixedly connected inside the shell (1); a first heat dissipation hole (34) is formed in the shell (1); a plurality of groups of first heat dissipation holes (34) are formed in the shell (1); a plurality of groups of heat absorbing pieces (31) are arranged inside the electric brush piece (232); a plurality of groups of heat-discharging pieces (32) are arranged in the electric brush piece (232).
3. The brush of a dc permanent magnet machine according to claim 2, wherein: a storage piece (41) is arranged on the inner side wall of the bottom end of the shell (1); the accommodating piece (41) is connected to the inside of the shell (1) in a sliding manner; a dismounting piece (42) is fixedly connected to the side end of the accommodating piece (41).
4. A brush for a dc permanent magnet machine according to claim 3, wherein: the bottom end of the brush holder seat piece (231) is fixedly connected with a fixing piece (43); the other end of the fixing piece (43) is fixedly connected with the inner side wall of the bottom end of the shell (1).
5. The brush of a dc permanent magnet machine according to claim 4, wherein: and an ash guide part (44) is fixedly connected to the side end of the fixing part (43).
6. The brush of a dc permanent magnet machine according to claim 5, wherein: a second heat dissipation hole (45) is formed in the shell (1); and a plurality of groups of heat dissipation holes (45) are formed in the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122159771.3U CN216162589U (en) | 2021-09-08 | 2021-09-08 | Electric brush of DC permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122159771.3U CN216162589U (en) | 2021-09-08 | 2021-09-08 | Electric brush of DC permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216162589U true CN216162589U (en) | 2022-04-01 |
Family
ID=80843638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122159771.3U Expired - Fee Related CN216162589U (en) | 2021-09-08 | 2021-09-08 | Electric brush of DC permanent magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216162589U (en) |
-
2021
- 2021-09-08 CN CN202122159771.3U patent/CN216162589U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220401 |