CN204681171U - A kind of stator punching of air-conditioning fan DC Brushless Motor - Google Patents
A kind of stator punching of air-conditioning fan DC Brushless Motor Download PDFInfo
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- CN204681171U CN204681171U CN201520408666.0U CN201520408666U CN204681171U CN 204681171 U CN204681171 U CN 204681171U CN 201520408666 U CN201520408666 U CN 201520408666U CN 204681171 U CN204681171 U CN 204681171U
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- Brushless Motors (AREA)
Abstract
A kind of stator punching of air-conditioning fan DC Brushless Motor, relate to brushless, permanently excited direct current motor renovation technique field, it is characterized in that: comprise punching body, described punching body is provided with stator tooth, is connected with stator yoke on the downside of described stator tooth, on the downside of stator yoke, is connected with tooth top, described stator tooth is provided with a connector, be provided with one in the middle of connector and spell circle, spell below circle and be provided with magnetic circuit compensating body, described tooth top is provided with virtual groove.The electromagnetic noise that the utility model is rational in infrastructure, cost-saving, optimize motor simultaneously.
Description
Technical field:
The present invention relates to brushless, permanently excited direct current motor renovation technique field, be specifically related to a kind of stator punching of air-conditioning fan DC Brushless Motor.
Background technology:
Stator punching for fan motor of air conditioner generally comprises Linear chain formula punching body, this punching body has equally distributed 12 stator yoke, stator tooth, tooth tops.The punching body of traditional stator punching is annular, and diameter is generally 95mm, and inside is circular hole in hollow, diameter is generally 55mm, notch is that 2mm calculates and finite element analysis through magnetic circuit, and through actual production manufacture checking, this stator laminating structure exists following shortcoming:
1. punching area is large, circular periphery, and stator slot part is waste material, and silicon steel sheet material utilance is low, and the cost of raw material is high;
2. width of rebate is large, and the fluctuation of motor cogging torque is large, and breath position leakage field is large, affects electromagnetic noise and electric efficiency;
3. effectively groove area is little, and active conductor quantity is few, for reaching enough magnetic flux, must increase iron core height, and winding and iron core raw material usage certainly will will increase, and motor cost is increased;
4. annular punching, winding spooler installation is expensive, manufactures inefficiency, for reaching enough production quantities, certainly will will increase coil winding machine, motor manufacturing cost is improved.
Fan motor of air conditioner is commercially of a great variety, and consumption is very large, dog-eat-dog, and user requires more and more higher to cost and noise pollution, and each motor production firm reduces the noise of motor while exhausting one's ability to reduce cost.
Utility model content:
Technical problem to be solved in the utility model is to overcome the stator punching that existing technological deficiency provides a kind of a kind of air-conditioning fan DC Brushless Motor of rational in infrastructure, cost-saving, the electromagnetic noise of simultaneously optimizing motor.
Technical problem to be solved in the utility model adopts following technical scheme to realize:
A stator punching for air-conditioning fan DC Brushless Motor, is characterized in that: comprise punching body, described punching body is provided with stator tooth, is connected with stator yoke, is connected with tooth top on the downside of stator yoke on the downside of described stator tooth;
Described stator tooth is provided with a connector, is provided with one and spells circle in the middle of connector, spells below circle and is provided with magnetic circuit compensating body;
Described tooth top is provided with virtual groove;
Described stator yoke is fan-shaped, and upper arc radius is 43.5mm, and width is 22.62mm, and lower arc radius is 39.87mm, and width is 20.638mm;
Described stator tooth is fan-shaped, and upper arc radius is 39.87mm, and lower arc radius is 17.5mm, and width is 4.6mm, and centre distance is 10mm;
Described tooth top is fan-shaped, and upper arc radius is 17.5mm, and width is 13.215mm, and lower arc radius is 25.45mm, and width is 12.21mm, and centre distance is 10mm;
The top circular diameter 1mm of described spelling circle, centre distance 41.73mm; Opening 30 ° of angles, extend to radius under stator yoke; Primary and secondary coordinates semicircle radius 0.75mm, centre distance 39.908mm;
The width distance opening edge 0.5mm of described magnetic circuit compensating body, bottom is to centre distance 38.028mm;
Described virtual groove is annular, and upper arc radius is 25.95mm, and lower arc radius is 25.45mm, and width is 0.8mm;
Described punching is provided with altogether 12 stator yoke, stator tooth, tooth tops and is formed by connecting, and described connector width 5.923mm, to centre distance 42.73mm.
The beneficial effects of the utility model are: 1. straight line chain type iron core, and adopt biserial mutual-inserting type height stamping die side by side, silicon steel sheet material utilance is high, and waste material is few, effectively reduces material cost;
2. straight line chain type iron core Cheng Yuanhou width of rebate is little, only has 0.8mm, the virtual groove structure of tooth top, and cogging torque is little, and operating magnetic field flux leakage field is little, effectively reduces electromagnetic noise, improves electric efficiency;
3. effectively groove area increases, and the conductor number that can place increases, and improves the magnetic flux of the generation of stator, the corresponding raising of power that motor can export;
4. straight line chain type iron core, coiling is simple, and threading speed is fast, and in industry, operable coil winding machine kind is many, effectively reduces manufacturing cost.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the partial enlarged drawing of the utility model I.
Fig. 3 is the partial enlarged drawing of the utility model II.
Embodiment:
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
As shown in Figure 1, Figure 2 and shown in Fig. 3, a kind of stator punching of air-conditioning fan DC Brushless Motor, comprises punching body 1, and described punching body 1 is provided with stator tooth 2, is connected with stator yoke 3, is connected with tooth top 4 on the downside of stator yoke 3 on the downside of described stator tooth 2;
Described stator tooth 2 is provided with a connector 31, is provided with one and spells circle 32 in the middle of connector 31, spells below circle 32 and is provided with magnetic circuit compensating body 33;
Described tooth top 4 is provided with virtual groove 41;
Described stator yoke 3 is in fan-shaped, and upper arc radius is 43.5mm, and width is 22.62mm, and lower arc radius is 39.87mm, and width is 20.638mm;
Described stator tooth 2 is in fan-shaped, and upper arc radius is 39.87mm, and lower arc radius is 17.5mm, and width is 4.6mm, and centre distance is 10mm;
Described tooth top 4 is in fan-shaped, and upper arc radius is 17.5mm, and width is 13.215mm, and lower arc radius is 25.45mm, and width is 12.21mm, and centre distance is 10mm;
The top circular diameter 1mm of described spelling circle 32, centre distance 41.73mm; Opening 30 ° of angles, extend to radius under stator yoke; Primary and secondary coordinates semicircle radius 0.75mm, centre distance 39.908mm;
The width distance opening edge 0.5mm of described magnetic circuit compensating body 33, bottom is to centre distance 38.028mm;
Described virtual groove 41 is annular, and upper arc radius is 25.95mm, and lower arc radius is 25.45mm, and width is 0.8mm;
Described punching is provided with altogether 12 stator yoke 3, stator tooth 2, tooth top 4 are formed by connecting, and described connector width 5.923mm, to centre distance 42.73mm.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. a stator punching for air-conditioning fan DC Brushless Motor, is characterized in that: comprise punching body, described punching body is provided with stator tooth, is connected with stator yoke, is connected with tooth top on the downside of stator yoke on the downside of described stator tooth;
Described stator tooth is provided with a connector, is provided with one and spells circle in the middle of connector, spells below circle and is provided with magnetic circuit compensating body;
Described tooth top is provided with virtual groove.
2. the stator punching of a kind of air-conditioning fan DC Brushless Motor according to claim 1, is characterized in that: described stator yoke is fan-shaped, and upper arc radius is 43.5mm, and width is 22.62mm, and lower arc radius is 39.87mm, and width is 20.638mm.
3. the stator punching of a kind of air-conditioning fan DC Brushless Motor according to claim 1, is characterized in that: described stator tooth is fan-shaped, and upper arc radius is 39.87mm, and lower arc radius is 17.5mm, and width is 4.6mm, and centre distance is 10mm.
4. the stator punching of a kind of air-conditioning fan DC Brushless Motor according to claim 1, is characterized in that: described tooth top is fan-shaped, and upper arc radius is 17.5mm, width is 13.215mm, lower arc radius is 25.45mm, and width is 12.21mm, and centre distance is 10mm.
5. the stator punching of a kind of air-conditioning fan DC Brushless Motor according to claim 1, is characterized in that: the top circular diameter 1mm of described spelling circle, centre distance 41.73mm; Opening 30 ° of angles, extend to radius under stator yoke; Primary and secondary coordinates semicircle radius 0.75mm, centre distance 39.908mm.
6. the stator punching of a kind of air-conditioning fan DC Brushless Motor according to claim 1, is characterized in that: the width distance opening edge 0.5mm of described magnetic circuit compensating body, bottom is to centre distance 38.028mm.
7. the stator punching of a kind of air-conditioning fan DC Brushless Motor according to claim 1, it is characterized in that: described virtual groove is annular, upper arc radius is 25.95mm, and lower arc radius is 25.45mm, and width is 0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520408666.0U CN204681171U (en) | 2015-06-11 | 2015-06-11 | A kind of stator punching of air-conditioning fan DC Brushless Motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520408666.0U CN204681171U (en) | 2015-06-11 | 2015-06-11 | A kind of stator punching of air-conditioning fan DC Brushless Motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204681171U true CN204681171U (en) | 2015-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520408666.0U Expired - Fee Related CN204681171U (en) | 2015-06-11 | 2015-06-11 | A kind of stator punching of air-conditioning fan DC Brushless Motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204681171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108781005A (en) * | 2016-02-10 | 2018-11-09 | 穆格公司 | Mitigate the motor lamination that torque constant roll-offs |
-
2015
- 2015-06-11 CN CN201520408666.0U patent/CN204681171U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108781005A (en) * | 2016-02-10 | 2018-11-09 | 穆格公司 | Mitigate the motor lamination that torque constant roll-offs |
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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: 20150930 Termination date: 20200611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |