CN201001076Y - Rotor structure of permanent magnetism mixing excitation - Google Patents
Rotor structure of permanent magnetism mixing excitation Download PDFInfo
- Publication number
- CN201001076Y CN201001076Y CNU2007200102617U CN200720010261U CN201001076Y CN 201001076 Y CN201001076 Y CN 201001076Y CN U2007200102617 U CNU2007200102617 U CN U2007200102617U CN 200720010261 U CN200720010261 U CN 200720010261U CN 201001076 Y CN201001076 Y CN 201001076Y
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- rotor
- permanent magnet
- excitation
- utility
- model
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- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model relates to a motor structure, in particular to a rotor structure of a permanent magnet mixed excitation used on a rotating magnetic field machine, which comprises a end cover and a motor rotor spindle, wherein a permanent magnet rotor is arranged on the motor rotor spindle, an excitation magnetic pole part is arranged at the adjacent position of the permanent magnet rotor. Because the utility model adopts the combined way of the excitation magnetic pole part and the permanent magnet rotor on the motor rotor spindle, an excitation current can be adjusted, the magnetic field intensity of the rotor is adjustable, and the purpose that the product performance is improved through changing the rotating magnetic field is attained. Moreover the permanent magnet rotor composed of a permanent magnet material is attained the effect of energy saving of the product. The volume of the utility model is small, the structure is concise, and the manufacture cost is inexpensive. Because the operation is steady and reliable, and the regulation and control is convenient, the utility model is greatly convenient for users, and the higher economic efficiency and the social efficiency are provided.
Description
Technical field
The utility model relates to a kind of electric machine structure, particularly a kind of rotor structure that is used for rotating magnetic field permanent magnetism composite excitation mechanically.
Background technology
In electromechanical industries, adopt the electric machine structure of permanent magnetic material usually at present, a large amount of uses of permanent magnetic material the more energy-conservation and volume of product is reduced, but permanent magnetic material magnetic field intensity in rotating magnetic field are immutable, has influenced the characteristic of product.Particularly the output mechanical property of motor is restricted, and its voltage output of generator is uncontrollable.Make the scope of application of motor be subjected to very big restriction, increased production cost.
The utility model content
The utility model puts forward at the problems referred to above, purpose provides a kind of when reaching energy-conservation, volume and reducing, the characteristics that have the rotor controlling magnetic field again, can change magnetic field intensity in the rotating magnetic field, reach the requirement of complete machine desirable characteristics, and the rotor structure of permanent magnetism composite excitation simple in structure, that regulation and control are convenient, reliable.
To achieve these goals, the technical scheme of the utility model technical solution problem: comprise end cap, rotor axis of electric, it is that described rotor axis of electric is provided with p-m rotor, and at least also is provided with an excitation pole portion on the p-m rotor adjacent position.
Described excitation pole portion by the pawl utmost point and in magnet exciting coil, the magnetic conductor established form.
An end of magnetic conductor was connected on the end cap when lead-out wire of described magnet exciting coil was brushless.
The utility model compared with prior art has following advantage and effect:
Owing to adopted the mode of excitation pole portion and p-m rotor combination on the rotor axis of electric, can adjust exciting current, make that rotor field intensity is adjustable, reached the purpose that the change rotating magnetic field is enhanced product performance.In addition, the p-m rotor that permanent magnetic material is formed has reached the energy-conservation effect of product.The utility model volume is little, and is simple for structure, cheap, because it is reliable to operate steadily, regulation and control are convenient, are very easy to the user, have high economic benefit and social benefit.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is a sectional structure schematic diagram of the present utility model.
Wherein: excitation pole portion 1, p-m rotor 2, excitation pole portion 3, end cap 4, rotor axis of electric 5, the pawl utmost point 6, magnet exciting coil 7, magnetic conductor 8.
Embodiment
Embodiment 1:
Sectional structure schematic diagram of the present utility model as shown in Figure 1 comprises end cap 4, rotor axis of electric 5, and its rotor axis of electric 5 is provided with p-m rotor 2, and is provided with an excitation pole portion 1 at p-m rotor 2 adjacent positions one end.Described excitation pole portion 1 by the pawl utmost point 6 and in the magnet exciting coil 7 and the magnetic conductor 8 that are provided with form.One end of described magnetic conductor 8 is connected on the end cap 4.
Embodiment 2:
The sectional structure schematic diagram of the another kind of execution mode of the utility model as shown in Figure 1 comprises end cap 4, rotor axis of electric 5, and its rotor axis of electric 5 is provided with p-m rotor 2, and is provided with an excitation pole portion 3 at p-m rotor 2 adjacent positions one end.Described excitation pole portion 3 by the pawl utmost point 6 and in the magnet exciting coil 7 and the magnetic conductor 8 that are provided with form.One end of described magnetic conductor 8 is connected on the end cap 4.
Embodiment 3
The sectional structure schematic diagram of a kind of execution mode of the utility model as shown in Figure 1, comprise end cap 4, rotor axis of electric 5, its rotor axis of electric 5 is provided with p-m rotor 2, and is respectively equipped with excitation pole portion 1 and excitation pole portion 3 at two ends, p-m rotor 2 adjacent position.Described excitation pole portion 1 or excitation pole portion 3 all by the pawl utmost point 6 and in the magnet exciting coil 7 and the magnetic conductor 8 that are provided with form.All the other are with embodiment 1.
Claims (3)
1, a kind of rotor structure of permanent magnetism composite excitation, comprise end cap (4), rotor axis of electric (5), it is characterized in that described rotor axis of electric (5) is provided with p-m rotor (2), and on p-m rotor (2) adjacent position, at least also be provided with an excitation pole portion (1) or excitation pole portion (3).
2, the rotor structure of permanent magnetism composite excitation according to claim 1, it is characterized in that described excitation pole portion (1 or 3) by the pawl utmost point (6) and in magnet exciting coil (7), the magnetic conductor (8) established form.
3, the rotor structure of permanent magnetism composite excitation according to claim 2, an end of magnetic conductor (8) was connected on the end cap (4) when the lead-out wire that it is characterized in that described magnet exciting coil (7) was brushless.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200102617U CN201001076Y (en) | 2007-01-23 | 2007-01-23 | Rotor structure of permanent magnetism mixing excitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200102617U CN201001076Y (en) | 2007-01-23 | 2007-01-23 | Rotor structure of permanent magnetism mixing excitation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201001076Y true CN201001076Y (en) | 2008-01-02 |
Family
ID=39015478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200102617U Expired - Fee Related CN201001076Y (en) | 2007-01-23 | 2007-01-23 | Rotor structure of permanent magnetism mixing excitation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201001076Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356640A (en) * | 2015-11-02 | 2016-02-24 | 浙江西子富沃德电机有限公司 | Motor and elevator tractor with same |
| DE102022201537A1 (en) | 2022-02-15 | 2023-08-17 | Siemens Mobility GmbH | Electric machine with hybrid excitation |
-
2007
- 2007-01-23 CN CNU2007200102617U patent/CN201001076Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356640A (en) * | 2015-11-02 | 2016-02-24 | 浙江西子富沃德电机有限公司 | Motor and elevator tractor with same |
| CN105356640B (en) * | 2015-11-02 | 2018-08-24 | 浙江西子富沃德电机有限公司 | Motor and elevator traction machine with the motor |
| DE102022201537A1 (en) | 2022-02-15 | 2023-08-17 | Siemens Mobility GmbH | Electric machine with hybrid excitation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080102 Termination date: 20120123 |