CN202190136U - Excitation single-armature brushless generator - Google Patents
Excitation single-armature brushless generator Download PDFInfo
- Publication number
- CN202190136U CN202190136U CN2011202784316U CN201120278431U CN202190136U CN 202190136 U CN202190136 U CN 202190136U CN 2011202784316 U CN2011202784316 U CN 2011202784316U CN 201120278431 U CN201120278431 U CN 201120278431U CN 202190136 U CN202190136 U CN 202190136U
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- winding
- excitation
- generator
- windings
- rotor
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Abstract
The utility model discloses an excitation single-armature brushless generator. The generator is only provided with a stator iron core and a rotor iron core which form the single-armature brushless generator; a line slot arranged on the stator iron core is an inclined line slot in which four layers of windings are arranged, the four layers of windings are respectively a three-phase main winding, a single-phase permanent magnet generating winding, a harmonic winding and a multi-pole winding; and a permanent magnet, a DC (direct current) composite winding and a multi-phase AC (alternative current) power supply winding are distributed in a rotor slot, and the two sets of windings are connected with a rectifier respectively. The excitation single-armature brushless generator is single-armature and brushless, so that the axial length of the generator is greatly shortened, the generator has small volume and light weight, and structural parts are greatly simplified; absolutely reliable automatic rapid excitation can be guaranteed due to the action of the permanent magnet; as the stator realizes AC excitation, the generator has simple and reliable structure, and no mutual interference exist; the generator has excellent performances of dynamic, constant voltage, excitation and the like due to multi-source excitation such as compound excitation and forcing excitation; and sheets of the stator and the rotor adopt even channel design, so that the manufacture is simple, and the cost is low.
Description
Technical field
The utility model relates to motor, is specifically related to a kind of excitation single-hinge brushless generator.
Background technology
The axial length of coaxial pair of pivot brushless generator on the present market, three pivot brushless generators, two pivot hybrid excitation generator ubiquity generators is long, volume is big, weight is big, baroque problem.
The utility model content
The purpose of the utility model is to overcome the defective that exists in the prior art, and a kind of excitation single-hinge brushless generator is provided, and it can shorten axial length, and volume is little, in light weight, simple in structure, excellent performance, easy to use.
For realizing above-mentioned purpose; The technical scheme of the utility model is a kind of excitation single-hinge brushless generator of design, it is characterized in that said generator has only a stator core and a rotor core; Constitute single-hinge brushless generator; The wire casing that on said stator core, is provided with is the inclination wire casing, in said inclination wire casing, is mounted with four layers of winding, is respectively three-phase main winding, single-phase permanent generating winding, humorous wave winding and times utmost point winding; In said rotor, be furnished with permanent magnet, the compound winding of direct current and multi-phase AC power winding, said two cover windings are connected with rectifier respectively.
Wherein optimized technical scheme is, said inclination wire casing tilts 18 °～45 ° with respect to the axis direction of stator.
Further optimized technical scheme is, said main winding is a kind of bipolar Double-layer AC winding, and other three kinds of windings are single layer winding; They do not disturb mutually, and the permanent magnet generator winding is a kind of many wave windings, has compounding characteristic; The rotor punching flute profile is to wait groove to distribute; The direct current winding is compound winding, has the compound excitation ability, and polyphase windings also has the compound excitation ability.
The advantage and the beneficial effect of the utility model are: 1, realized single-hinge brushlessization, shortened the axial length of generator greatly, volume is little, in light weight, the big simplification of constitutional detail; 2, because the effect of permanent magnet guarantees absolute reliable automatic magnetic exciting and rapid; 3, stator has been realized AC excitation, and is simple and reliable for structure, and nothing interferes with each other; 4,, compound excitation, encourage by force, dynamically, performances such as constant voltage, Qi Li are excellent especially because multi-source exciting; 5, the rotor punching such as all adopts at groove, tipper design, can improve the generating efficiency of generating system, and makes simply, and cost is low; 6, this motor also is particularly suitable for the various excitation principle teaching of college's motor specialty.
Description of drawings
Fig. 1 is the electric system schematic diagram of the utility model excitation single-hinge brushless generator;
Fig. 2 is the stator winding expanded view of the utility model excitation single-hinge brushless generator;
Fig. 3 is the single-phase harmonic wave developed winding diagram of the utility model excitation single-hinge brushless generator;
Fig. 4 is the single-phase permanent generating winding S of the utility model excitation single-hinge brushless generator
3, S
4Expanded view;
Fig. 5 is the excitation winding E of the utility model excitation single-hinge brushless generator
1, E
2, E
1' E
2' expanded view;
Fig. 6 is the rotor-exciting winding F of the utility model excitation single-hinge brushless generator
1, F
2Expanded view;
Fig. 7 is five cross streams two layer winding a of the utility model excitation single-hinge brushless generator
1, a
2, a
3, a
4, a
5Expanded view.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the embodiment of the utility model is further described.Following examples only are used for more clearly explaining the technical scheme of the utility model, and can not limit the protection range of the utility model with this.
As shown in Figure 1, u, v, w, N are main winding in the drawings, are a kind of bipolar double-layer concentric AC Windings, S
1, S
2Be the humorous wave winding of single-phase individual layer, S
3, S
4Be single-phase individual layer permanent magnet generator winding, E
1, E
2, E
1', E
2' being the two-wire formula excitation winding that rolls off the production line, these windings all are stuck in the stator slot that the generator tilt is provided with, and the inclination wire casing tilts 20 ° with respect to the axis direction of stator, and they do not disturb mutually.In rotor, be mounted with permanent magnet, excitation winding F in its groove
1, F
2Be the compound winding of concentric type, the generating winding is five phase two layer winding a
1, a
2, a
3, a
4, a
5, Z is a rectifier, R is a piezo-resistance.Operation principle is, after rotor rotation, and permanent magnet generator, S
1, S
2Supply E
1', E
2' excitation makes a
1, a
2, a
3, a
4, a
5Generating supplies F through the Z rectification
1, F
2Excitation, so u v w N generating, S
1, S
2Generating supplies E
1, E
2Excitation, a
1, a
2, a
3, a
4, a
5Generating increases, F
1, F
2Excitation increases, and u, v, w, N are generated electricity to rated value.S behind u, v, w, N bringing onto load
1, S
2S
3, S
4a
1, a
2, a
3, a
4, a
5, F
1, F
2Middle energy all increases automatically, makes output voltage constant.Embodiment number of stator slots Z
1=24, rotor is counted Z
2=20, number of poles 2p=4, number of phases m=3, stator winding expanded view such as Fig. 2, Fig. 2 are the bipolar two layer winding of a kind of concentric type, pitch 1-6 wherein, and 7-12,13-18, the every circle number of turn of 19-24 coil is the m circle; Pitch 2-5, the every circle number of turn of 14-17 coil is the n circle; Pitch 8-11, the every circle number of turn of 20-23 coil is the p circle.Its relation is m＞(n+P); N＞p, the concrete turn ratio is by low the harmonics of magnetic force principle configuration, and as selecting m: n: p=2.7: 0.7: 0.4 o'clock, generator voltage line voltage-form distortion rate will be less than 1.0%.Single-phase harmonic wave coil stock S
1, S
2Expanded view is seen Fig. 3.Single-phase permanent generating winding S
3, S
4Expanded view is seen shown in Figure 4.Excitation winding E
1, E
2, E
1', E
2' expanded view sees shown in Figure 5.Rotor-exciting winding F
1, F
2Expanded view is seen Fig. 6.Five cross streams two layer winding a
1, a
2, a
3, a
4, a
5Expanded view is seen Fig. 7.Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 are formed the electrical principles figure of excitation single-hinge brushless generator by Fig. 1 wiring, processed novel brushless generator.
The above only is the preferred implementation of the utility model; Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection range of the utility model.
Claims (3)
1. excitation single-hinge brushless generator; It is characterized in that; Said generator has only a stator core and a rotor core, constitutes single-hinge brushless generator, and the wire casing that on said stator core, is provided with is the inclination wire casing; In said inclination wire casing, be mounted with four layers of winding; Be respectively three-phase main winding, single-phase permanent generating winding, humorous wave winding and times utmost point winding, in said rotor, be furnished with permanent magnet, the compound winding of direct current and multi-phase AC power winding, said two cover windings are connected with rectifier respectively.
2. excitation single-hinge brushless generator as claimed in claim 1 is characterized in that, said inclination wire casing tilts 18 °～45 ° with respect to the axis direction of stator.
3. excitation single-hinge brushless generator as claimed in claim 2 is characterized in that, said main winding is a kind of bipolar Double-layer AC winding; Other three kinds of windings are single layer winding, and they do not disturb mutually, and the permanent magnet generator winding is a kind of many wave windings; Have compounding characteristic, the rotor punching flute profile is to wait groove to distribute, and the direct current winding is compound winding; Have the compound excitation ability, polyphase windings also has the compound excitation ability.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202784316U CN202190136U (en) | 2011-08-01 | 2011-08-01 | Excitation single-armature brushless generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202784316U CN202190136U (en) | 2011-08-01 | 2011-08-01 | Excitation single-armature brushless generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202190136U true CN202190136U (en) | 2012-04-11 |
Family
ID=45921569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202784316U Expired - Fee Related CN202190136U (en) | 2011-08-01 | 2011-08-01 | Excitation single-armature brushless generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202190136U (en) |
-
2011
- 2011-08-01 CN CN2011202784316U patent/CN202190136U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20170801 |