CN204179765U - A kind of outer rotor brushless motor stator - Google Patents
A kind of outer rotor brushless motor stator Download PDFInfo
- Publication number
- CN204179765U CN204179765U CN201420699449.7U CN201420699449U CN204179765U CN 204179765 U CN204179765 U CN 204179765U CN 201420699449 U CN201420699449 U CN 201420699449U CN 204179765 U CN204179765 U CN 204179765U
- Authority
- CN
- China
- Prior art keywords
- wire loop
- enameled wire
- outer rotor
- motor stator
- tubular
- 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
- 238000004804 winding Methods 0.000 claims abstract description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 5
- 229910000640 Fe alloy Inorganic materials 0.000 claims abstract description 4
- 230000035699 permeability Effects 0.000 claims abstract description 4
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 229910000976 Electrical steel Inorganic materials 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
Landscapes
- Windings For Motors And Generators (AREA)
Abstract
The utility model relates to outer rotor brushless motor technical field, is specially a kind of outer rotor brushless motor stator, and described motor stator is enclosed within strip-wound type circle ring iron core by tubular enameled wire loop, and entirety is fixed on stator internal frame and forms; Described tubular enameled wire loop is shaped by enamelled wire coiling, comprises single cord coiling and multiply and stranded wire and around form; Described circle ring iron core is high permeability, high magnetically saturated very thin iron-alloy band material winding is made.Tubular enameled wire loop is oblique winding structure.Motor stator structure of the present utility model, when same volume is suitable with permanent magnet consumption, the power density of motor is larger, efficiency is higher has significant energy-saving effect.
Description
Technical field
The utility model relates to outer rotor brushless motor technical field, is specially a kind of stator structure of outer rotor brushless motor.
Background technology
Current outer rotor brushless motor stationary part, what all adopt is that enamelled wire is wound in the groove of jet-bedding silicon steel sheet, under this traditional structure condition, the efficiency of motor is difficult to the progress that makes a breakthrough, especially for using the motor that battery is the similar model plane class of drive energy, require it is very important index to electric efficiency, how lifting motor decreasing efficiency motor own loss is the important goal that the industry is pursued.
Utility model content
The utility model adopts the winding structure of specially-shaped, forms a tubular enameled wire loop, is enclosed within the iron core ring of strip-wound type, replace traditional enamelled wire and be wound on the silicon steel sheet of jet-bedding structure, become the major part of motor stator.
Design of the present utility model: a kind of outer rotor brushless motor stator, described motor stator is made up of tubular enameled wire loop and strip-wound type circle ring iron core, and solenoid is enclosed within circle ring iron core cylindrical, and entirety is fixed on stator internal frame and forms; Described tubular enameled wire loop is shaped by enamelled wire coiling, comprises single cord coiling and multiply and stranded wire and around form; Described circle ring iron core is high permeability, high magnetically saturated very thin iron-alloy band material winding is made.
Described tubular enameled wire loop is oblique winding structure.
Described tubular enameled wire loop is rhombus winding structure.
Described tubular enameled wire loop is polygon winding structure.
Described tubular enameled wire loop is straight line winding structure, comprises lap winding and wave winding form.
This motor stator is arranged on stator internal frame, is connected with motor shaft by bearing, and outside connection permanent magnet outer rotor is also encapsulated in a formation complete outer rotor brushless motor in electric machine casing.The special winding structure of this motor stator can obtain larger winding space, and copper olse is reduced; Adopt the strip-wound type iron core of special material itself to have the electric parameter more excellent than silicon steel sheet, motor iron loss is also reduced.Therefore whole motor efficiency is improved.
Motor stator structure of the present utility model, when same volume is suitable with permanent magnet consumption, the power density of motor is larger, efficiency is higher has significant energy-saving effect.
Accompanying drawing explanation
Fig. 1 is external rotor electric machine disassemblying structure schematic diagram;
Fig. 2 is the oblique winding structure schematic diagram of tubular enameled wire loop;
Fig. 3 is the rhombus winding structure schematic diagram of tubular enameled wire loop;
Fig. 4 is the polygon coiling schematic diagram of tubular enameled wire loop;
Fig. 5 is the straight line lap wound line schematic diagram of tubular enameled wire loop;
Fig. 6 is the straight wave coiling schematic diagram of tubular enameled wire loop;
Wherein, 1---outer rotor case; 2---outer rotor permanent magnet; 3---motor shaft; 4---tubular enameled wire loop; 5---strip-wound type circle ring iron core; 6---stator internal frame; 7---bearing; 8---motor bottom; 9---motor lead-out wire.
Embodiment
Below in conjunction with specific embodiment and Figure of description, the utility model is described in further detail.Specific embodiment described herein only in order to explain the utility model, and is not used in restriction the utility model.
Embodiment: as shown in Figure 1, a kind of outer rotor brushless motor, be made up of stator, external rotor and motor shaft, stator is encapsulated in external rotor, stator is connected with motor shaft 3 by the bearing 7 on stator internal frame 6, external rotor is made up of outer rotor case 1 and the outer rotor permanent magnet 2 installed within it, and external rotor is fixedly connected with motor shaft 3.The bottom of outer rotor case 1 is closed with motor bottom 8.
Stator is made up of tubular enameled wire loop 4, strip-wound type circle ring iron core 5 and stator internal frame 6, and strip-wound type circle ring iron core 5 is fixed on stator internal frame 6, and tubular enameled wire loop 4 is wrapped on strip-wound type circle ring iron core 5.Tubular enameled wire loop 4 leaves motor lead-out wire 9.Tubular enameled wire loop 4 to adhere on strip-wound type circle ring iron core 5 fixing with epoxy resin, replace traditional enamelled wire and be wound on stator structure on the silicon steel sheet of jet-bedding structure.Tubular enameled wire loop 4 is shaped by enamelled wire coiling, comprises single cord coiling and multiply and stranded wire and around form; Strip-wound type circle ring iron core 5 is high permeability, high magnetically saturated very thin iron-alloy band material winding is made, and the electric parameter more excellent than silicon steel sheet, makes motor iron loss also reduce.Tubular enameled wire loop winding method, can adopt oblique winding structure as shown in Figure 2 and the three-phase mode of connection; Or adopt rhombus winding structure as shown in Figure 3 and the three-phase mode of connection; Or adopt polygon winding structure as shown in Figure 4 and the three-phase mode of connection; Straight line winding structure and the three-phase mode of connection can be adopted, comprise lap wound as shown in Figure 5 and ripple as shown in Figure 6 around two kinds of forms.The special winding structure that tubular enameled wire loop adopts can obtain larger winding space, and copper olse is reduced.
Claims (5)
1. an outer rotor brushless motor stator, it is characterized in that described motor stator is made up of tubular enameled wire loop and strip-wound type circle ring iron core, solenoid is wrapped in circle ring iron core cylindrical, and entirety is fixed on stator internal frame and forms; Described tubular enameled wire loop is shaped by enamelled wire coiling, comprises single cord coiling and multiply and stranded wire and around form; Described circle ring iron core is high permeability, high magnetically saturated very thin iron-alloy band material winding is made.
2. a kind of outer rotor brushless motor stator according to claim 1, is characterized in that described tubular enameled wire loop is oblique winding structure.
3. a kind of outer rotor brushless motor stator according to claim 1, is characterized in that described tubular enameled wire loop is rhombus winding structure.
4. a kind of outer rotor brushless motor stator according to claim 1, is characterized in that described tubular enameled wire loop is polygon winding structure.
5. a kind of outer rotor brushless motor stator according to claim 1, is characterized in that described tubular enameled wire loop is straight line winding structure, comprises lap winding and wave winding form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420699449.7U CN204179765U (en) | 2014-11-20 | 2014-11-20 | A kind of outer rotor brushless motor stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420699449.7U CN204179765U (en) | 2014-11-20 | 2014-11-20 | A kind of outer rotor brushless motor stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204179765U true CN204179765U (en) | 2015-02-25 |
Family
ID=52568540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420699449.7U Expired - Fee Related CN204179765U (en) | 2014-11-20 | 2014-11-20 | A kind of outer rotor brushless motor stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204179765U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687657A (en) * | 2018-12-21 | 2019-04-26 | 重庆长基科技有限公司 | A kind of stator module and preparation method thereof |
| CN110333365A (en) * | 2019-07-24 | 2019-10-15 | 黄河科技学院 | Cup strips for transfer cuvettes used in immunoassay testing |
| CN111478541A (en) * | 2020-06-01 | 2020-07-31 | 上海微电机研究所(中国电子科技集团公司第二十一研究所) | Novel coreless motor |
-
2014
- 2014-11-20 CN CN201420699449.7U patent/CN204179765U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687657A (en) * | 2018-12-21 | 2019-04-26 | 重庆长基科技有限公司 | A kind of stator module and preparation method thereof |
| CN110333365A (en) * | 2019-07-24 | 2019-10-15 | 黄河科技学院 | Cup strips for transfer cuvettes used in immunoassay testing |
| CN111478541A (en) * | 2020-06-01 | 2020-07-31 | 上海微电机研究所(中国电子科技集团公司第二十一研究所) | Novel coreless motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170509 Address after: 401120 2, West 1, Taishan Avenue, North New District, Chongqing, 4-7 Patentee after: CHONGQING WODEN TECHNOLOGY CO.,LTD. Address before: 400000 Chongqing Jiulongpo boxwood Road No. 16 building 3 3-2 Patentee before: Ge Jianyong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180330 Address after: No. 388, Jinchuan Avenue, Dongcheng Street, Tongliang District, Chongqing Patentee after: CHONGQING CHANGJI TECHNOLOGY Co.,Ltd. Address before: 401120 2, West 1, Taishan Avenue, North New District, Chongqing, 4-7 Patentee before: CHONGQING WODEN TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |