CN220210113U - Novel series excited motor - Google Patents
Novel series excited motor Download PDFInfo
- Publication number
- CN220210113U CN220210113U CN202321715359.8U CN202321715359U CN220210113U CN 220210113 U CN220210113 U CN 220210113U CN 202321715359 U CN202321715359 U CN 202321715359U CN 220210113 U CN220210113 U CN 220210113U
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- Prior art keywords
- carbon brush
- assembly
- rear support
- brush box
- constant force
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 67
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 67
- 244000185238 Lophostemon confertus Species 0.000 claims abstract description 28
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Motor Or Generator Current Collectors (AREA)
Abstract
The utility model discloses a novel series excited motor, which comprises a stator assembly, a rotor assembly, a front support, a rear support assembly, screws and a wind impeller, wherein the rear support assembly is arranged at one end of the stator assembly; the back support assembly comprises a back support, a carbon brush box, carbon brushes and a constant force spring, wherein carbon brush box grooves penetrating into the back support are symmetrically formed in the back support, the carbon brush box is arranged in the carbon brush box grooves, the constant force spring is arranged at one end part in the carbon brush box, the carbon brushes are arranged on one side of the constant force spring in the carbon brush box, and the front ends of the carbon brushes are in contact with the commutator of the rotor assembly.
Description
Technical Field
The utility model relates to the technical field of series excited motors, in particular to a novel series excited motor.
Background
There are approximately three types of carbon brush springs used in the existing series excited machine: one is to use a compression spring, the volume of the spring structure is relatively larger, the initial pressure of the spring is greatly different from the final pressure, and the carbon brush is quickly worn (generally, the initial pressure is equal to 2 times of the final pressure, and the difference is larger as the carbon brush is longer); the other two are torsion springs or scroll springs, the springs with the two structures have large initial pressure and final pressure difference, and the service life of the motor is generally within 200 hours; therefore, the service life of the series excited motor is relatively low, and certain waste is caused;
therefore, a new series motor is needed for solving the technical problems described above.
Disclosure of Invention
The utility model aims to overcome the defects of the technology and provide a novel series excited motor.
In order to solve the technical problems, the technical scheme provided by the utility model is a novel series excited motor: the novel wind turbine rotor comprises a stator assembly, a rotor assembly, a front support, a rear support assembly, screws and a wind impeller, wherein one end of the stator assembly is provided with the rear support assembly, the other end of the stator assembly is provided with the front support, the stator assembly and the rear support assembly are connected through the screws, the rotor assembly is rotationally arranged inside the stator assembly, one end of a rotor assembly rotating shaft extends out of the rear support assembly and is rotationally connected with the rear support assembly, one end of the rotor assembly rotating shaft extending out of the rear support assembly is provided with the wind impeller, and the other end of the rotor assembly rotating shaft extends out of the front support and is rotationally connected with the front support;
the back support assembly comprises a back support, a carbon brush box, carbon brushes and a constant force spring, carbon brush box grooves penetrating into the back support are symmetrically formed in the back support, the carbon brush box is arranged in the carbon brush box grooves, the constant force spring is arranged at one end part in the carbon brush box, the carbon brushes are arranged on one side of the constant force spring in the carbon brush box, the front ends of the carbon brushes are in contact with a commutator of the rotor assembly, and the rear ends of the carbon brushes are connected with the outer circumference of the constant force spring.
Compared with the prior art, the utility model has the advantages that: the constant force spring is arranged at one end part in the carbon brush box, the carbon brush is arranged at one side of the constant force spring in the carbon brush box, the front end of the carbon brush is contacted with the commutator of the rotor assembly, and the rear end of the carbon brush is connected with the outer circumference of the constant force spring, so that the stretched outer circumference of the constant force spring always provides stable pressure for the carbon brush to enable the motor to work normally, the constant force spring generally terminates at 60% -80% of initial pressure, the problem that the carbon brush is worn too fast due to the overlarge initial pressure can be effectively solved, the wear rate of the carbon brush is reduced, and the service life of the motor is prolonged; and the problem that the volume of the motor is increased due to the fact that the length of the carbon brush spring is lengthened along with the length of the carbon brush is solved, the volume of the carbon brush device is reduced, and the cost of the motor is reduced.
Drawings
Fig. 1 is a top view of a novel series motor of the present utility model.
Fig. 2 is a front view of a novel series motor of the present utility model.
Fig. 3 is a schematic structural view of a novel series motor of the present utility model.
Fig. 4 is a schematic structural view of a rotor assembly of a novel series motor of the present utility model.
Fig. 5 is a cross-sectional view at A-A in fig. 1.
Fig. 6 is a cross-sectional view at B-B in fig. 1.
Fig. 7 is a partial enlarged view at C in fig. 2.
As shown in the figure:
1. stator module, 2, rotor module, 3, the front bracket, 4, back support subassembly, 5, screw, 6, impeller, 7, back support, 8, carbon brush box, 9, carbon brush, 10, constant force spring, 11, carbon brush box groove.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Referring to fig. 1-7, a novel series excited motor comprises a stator assembly 1, a rotor assembly 2, a front support 3, a rear support assembly 4, a screw 5 and a wind impeller 6, wherein one end of the stator assembly 1 is provided with the rear support assembly 4, the other end of the stator assembly 1 is provided with the front support 3, the stator assembly 1 and the rear support assembly 4 are connected through the screw 5, the rotor assembly 2 is rotationally arranged inside the stator assembly 1, one end of a rotating shaft of the rotor assembly 2 extends out of the rear support assembly 4 and is rotationally connected with the rear support assembly 4, one end of the rotating shaft of the rotor assembly 2 extends out of the rear support assembly 4 is provided with the wind impeller 6, and the other end of the rotating shaft of the rotor assembly 2 extends out of the front support 3 and is rotationally connected with the front support 3;
the rear support assembly 4 comprises a rear support 7, a carbon brush box 8, carbon brushes 9 and a constant force spring 10, carbon brush box grooves 11 penetrating into the rear support 7 are symmetrically formed in the rear support 7, the carbon brush box 8 is arranged in the carbon brush box grooves 11, the constant force spring 10 is arranged at one end part in the carbon brush box 8, the carbon brushes 9 are arranged on one side of the constant force spring 10 in the carbon brush box 8, the front ends of the carbon brushes 9 are in contact with a commutator of the rotor assembly 2, and the rear ends of the carbon brushes 9 are connected with the outer circumference of the constant force spring 10.
When the permanent magnet motor is used, the motor is powered on, the constant force spring 10 is arranged at one end part in the carbon brush 9 box 8, the carbon brush 9 is arranged at one side of the constant force spring 10 in the carbon brush 9 box 8, the front end of the carbon brush 9 is contacted with the commutator of the rotor assembly 2, and the rear end of the carbon brush 9 is connected with the outer circumference of the constant force spring 10, so that the stretched outer circumference of the constant force spring 10 always provides stable pressure for the carbon brush 9 to enable the motor to work normally, the constant force spring 10 generally terminates the initial pressure with the pressure equal to 60% -80%, the problem that the carbon brush 9 is worn too fast due to the overlarge initial pressure can be effectively solved, the wear rate of the carbon brush 9 is reduced, and the service life of the motor is prolonged; and the problem that the motor volume is increased due to the fact that the length of the carbon brush 9 is lengthened, and the spring length of the carbon brush 9 is lengthened accordingly can be solved, the volume of the carbon brush 9 device is reduced, and the cost of the motor is reduced.
In the description of the embodiments of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present utility model is conventionally put when used, it is merely for convenience of describing the present utility model and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present utility model, "plurality" means at least 2.
In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (1)
1. The utility model provides a novel series excited machine which characterized in that: the novel wind turbine rotor comprises a stator assembly (1), a rotor assembly (2), a front support (3), a rear support assembly (4), a screw (5) and a wind impeller (6), wherein the rear support assembly (4) is arranged at one end of the stator assembly (1), the front support (3) is arranged at the other end of the stator assembly (1), the front support (3), the stator assembly (1) and the rear support assembly (4) are connected through the screw (5), the rotor assembly (2) is rotationally arranged inside the stator assembly (1), one end of a rotor assembly (2) rotating shaft extends out of the rear support assembly (4) and is rotationally connected with the rear support assembly (4), the wind impeller (6) is arranged at one end of the rotor assembly (2) rotating shaft extending out of the rear support assembly (4), and the other end of the rotor assembly (2) rotating shaft extends out of the front support (3) and is rotationally connected with the front support (3).
The rear support assembly (4) comprises a rear support (7), a carbon brush box (8), a carbon brush (9) and a constant force spring (10), carbon brush box grooves (11) penetrating through the rear support (7) are symmetrically formed in the rear support (7), the carbon brush box (8) is arranged in the carbon brush box grooves (11), the constant force spring (10) is arranged at one end part in the carbon brush box (8), the carbon brush (9) is arranged on one side of the constant force spring (10) in the carbon brush box (8), the front end of the carbon brush (9) is in contact with a commutator of the rotor assembly (2), and the rear end of the carbon brush (9) is connected with the outer circumference of the constant force spring (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321715359.8U CN220210113U (en) | 2023-07-03 | 2023-07-03 | Novel series excited motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321715359.8U CN220210113U (en) | 2023-07-03 | 2023-07-03 | Novel series excited motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220210113U true CN220210113U (en) | 2023-12-19 |
Family
ID=89138252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321715359.8U Active CN220210113U (en) | 2023-07-03 | 2023-07-03 | Novel series excited motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220210113U (en) |
-
2023
- 2023-07-03 CN CN202321715359.8U patent/CN220210113U/en active Active
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