CN203896065U - Improved structure of electricity generator rotor - Google Patents
Improved structure of electricity generator rotor Download PDFInfo
- Publication number
- CN203896065U CN203896065U CN201420167266.0U CN201420167266U CN203896065U CN 203896065 U CN203896065 U CN 203896065U CN 201420167266 U CN201420167266 U CN 201420167266U CN 203896065 U CN203896065 U CN 203896065U
- Authority
- CN
- China
- Prior art keywords
- magnetic conductive
- iron core
- coil
- conductive board
- magnetic pole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005611 electricity Effects 0.000 title abstract 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model relates to an improved structure of an electricity generator rotor. The improved structure comprises an electricity generator rotor iron core comprising a magnet yoke positioned at the central part of the iron core and magnetic poles uniformly distributed at the outer periphery of the magnet yoke, the cross section of each magnetic pole is n-shaped, wire coils are wound around the magnetic poles, magnetic conductive plates are fastened on the outer sides of the magnetic poles, each of the outer sides of the magnetic conductive plates has an arc structure, the two sides of each magnetic conductive plate are provided with sharp corner parts, and the sharp corner parts turn to the magnet yoke and are wrapped around the outer peripheries of the wire coils. The improved structure of the electricity generator rotor can effectively lower magnet loss caused by a large air gap between every two adjacent magnetic poles.
Description
Technical field
The utility model relates to a kind of generator amature and improves structure.
Background technology
Gap in existing generator rotor core between adjacent two magnetic poles is larger, causes magnetic loss very large, reduces generator efficiency, and if magnetic pole both sides are stretched out, can cause again coil winding difficulty.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of can effectively reduction because causing greatly magnetic loss generator amature improvement structure in air gap between adjacent two magnetic poles.
The utility model adopts following scheme to realize: a kind of generator amature improves structure, comprise generator rotor core, described iron core comprises the yoke that is positioned at iron core middle part and the magnetic pole that is distributed on yoke periphery, the cross section of described magnetic pole is Π shape, and on magnetic pole, be wound with coil, described magnetic pole outside button is provided with magnetic conductive board, and described magnetic conductive board outside is arc structure, and described magnetic conductive board both sides are provided with turns to yoke and is coated on the wedge angle portion of coil periphery.
Further, described iron core is formed by silicon steel sheet or silicon steel plate stacking, and described magnetic conductive board is formed by silicon steel plate stacking.
Further, the side near coil one side in described wedge angle portion is side A, away from the side of coil one side, is side B, and wherein side A fits with coil, and on adjacent two magnetic conductive boards, mutually close two sides B is parallel to each other.
Further, described magnetic conductive board radially offers shoulder hole along iron core, and on described magnetic pole, correspondence is provided with screwed hole, is provided with the screw matching with screwed hole in described shoulder hole.
Compared with prior art, the utlity model has following beneficial effect: this generator amature improves structure and reduced the air gap between adjacent two magnetic poles, effectively reduces magnetic loss, and is subtracting the closely spaced effective area that simultaneously increased, and increases magnetic flux.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment organigram;
Number in the figure explanation: the 1-iron core 11-yoke 12-magnetic pole 13-coil 14-magnetic conductive board 121-screwed hole 141-wedge angle 142-of portion shoulder hole 143-screw 1411-side A 1412-side B.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below will, by specific embodiment and relevant drawings, the utility model be described in further detail.
As shown in Figure 1, a kind of generator amature improves structure, comprise generator rotor core 1, described iron core 1 comprises the yoke 11 that is positioned at iron core 1 middle part and the magnetic pole 12 that is distributed on yoke 11 peripheries, the cross section of described magnetic pole 12 is Π shape, and on magnetic pole 12, be wound with coil 13, described magnetic pole 12 outside buttons are provided with magnetic conductive board 14, described magnetic conductive board 14 outsides are arc structure, all uniform guide channel plate 14 outer arc face forming radius are slightly less than the circle of diameter of stator bore, described magnetic conductive board 14 both sides are provided with turns to yoke 11 and is coated on the wedge angle portion 141 of coil 13 peripheries, wherein magnetic conductive board 14 plays magnetic conduction effect, and reduce the air gap between adjacent two magnetic poles 12, reduce magnetic loss.
In the present embodiment, described iron core 1 is formed by silicon steel sheet or silicon steel plate stacking, and magnetic conductive board 14 needs very strong magnetic conduction ability, thereby described magnetic conductive board 14 is formed by silicon steel plate stacking.
In the present embodiment, side near coil 13 1 sides in described wedge angle portion 141 is side A(1411), side away from coil 13 1 sides is side B(1412), side A(1411 wherein) with coil 13 laminatings, and mutually close two sides B(1412 on adjacent two magnetic conductive boards 14) be parallel to each other, make air gap minimum between adjacent two magnetic conductive boards 12, can increase effective area, increase magnetic flux simultaneously.
In the present embodiment, described magnetic conductive board 14 radially offers shoulder hole 142 along iron core 1, and on described magnetic pole 12, correspondence is provided with screwed hole 121, is provided with the screw 143 matching with screwed hole 121 in described shoulder hole 142.
This generator amature improves Standard process: (1) laminates iron core; (2) coiling on magnetic pole; (3) magnetic conductive board is installed.
Above-listed preferred embodiment; the purpose of this utility model, technical scheme and advantage are further described; institute is understood that; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (4)
1. a generator amature improves structure, comprise generator rotor core, described iron core comprises the yoke that is positioned at iron core middle part and the magnetic pole that is distributed on yoke periphery, it is characterized in that: the cross section of described magnetic pole is Π shape, and on magnetic pole, be wound with coil, described magnetic pole outside button is provided with magnetic conductive board, and described magnetic conductive board outside is arc structure, and described magnetic conductive board both sides are provided with turns to yoke and is coated on the wedge angle portion of coil periphery.
2. generator amature according to claim 1 improves structure, it is characterized in that: described iron core is formed by silicon steel sheet or silicon steel plate stacking, and described magnetic conductive board is formed by silicon steel plate stacking.
3. generator amature according to claim 1 improves structure, it is characterized in that: the side near coil one side in described wedge angle portion is side A, side away from coil one side is side B, wherein side A and coil laminating, and on adjacent two magnetic conductive boards, mutually close two sides B is parallel to each other.
4. generator amature according to claim 1 improves structure, it is characterized in that: described magnetic conductive board radially offers shoulder hole along iron core, and on described magnetic pole, correspondence is provided with screwed hole, is provided with the screw matching with screwed hole in described shoulder hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167266.0U CN203896065U (en) | 2014-04-09 | 2014-04-09 | Improved structure of electricity generator rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167266.0U CN203896065U (en) | 2014-04-09 | 2014-04-09 | Improved structure of electricity generator rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203896065U true CN203896065U (en) | 2014-10-22 |
Family
ID=51722420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420167266.0U Expired - Fee Related CN203896065U (en) | 2014-04-09 | 2014-04-09 | Improved structure of electricity generator rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203896065U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224511A (en) * | 2019-06-28 | 2019-09-10 | 徐州逸腾机电科技有限公司 | A kind of electric vehicle brushless motor rotor structure |
-
2014
- 2014-04-09 CN CN201420167266.0U patent/CN203896065U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224511A (en) * | 2019-06-28 | 2019-09-10 | 徐州逸腾机电科技有限公司 | A kind of electric vehicle brushless motor rotor structure |
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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 |
Granted publication date: 20141022 Termination date: 20160409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |