CN201690331U - Stator punching sheet of alternating current asynchronous motor - Google Patents
Stator punching sheet of alternating current asynchronous motor Download PDFInfo
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- CN201690331U CN201690331U CN2010201555531U CN201020155553U CN201690331U CN 201690331 U CN201690331 U CN 201690331U CN 2010201555531 U CN2010201555531 U CN 2010201555531U CN 201020155553 U CN201020155553 U CN 201020155553U CN 201690331 U CN201690331 U CN 201690331U
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- stator punching
- groove
- punching sheet
- sulculus
- vat
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Abstract
The utility model relates to a stator punching sheet of an alternating current asynchronous motor. The stator punching sheet (1) is provided with a plurality of punching sheet groove shapes (2), wherein the plurality of punching sheet groove shapes (2) are divided into a plurality of phase grooves P; each phase groove P is a group and comprises two small grooves (21) and two large grooves (22); the geometric center lines of the two small grooves (21) pass through the circle center O of a stator punching sheet (1); the geometric center lines AB of the two large grooves (22) do not pass through the circle center O of the stator punching sheet (1); the deviation included angle between the geometric center lines AB of the two large grooves (22) and the bisector OC of the punching sheet groove shapes on the stator punching sheet (1) is 3-8 degrees; and one large groove (22) deviates at 3-8 degrees towards one small groove (21) in the same phase groove, and the other large groove deviates at 3-8 degrees towards one small groove (21) in the other phase groove. The stator punching sheet reduces the consumption of raw materials for windings and iron cores, saves the raw materials for the motor, improves the energy efficiency of the motor and is reasonable in design, convenient and practical.
Description
Technical field
The utility model is a kind of stator punching of AC asynchronous motor, and particularly a kind of stator punching of single-phase capacitor running AC asynchronous motor belongs to the renovation technique of the stator punching of AC asynchronous motor.
Background technology
Existing AC asynchronous motor punching flute profile has the following structure: a kind of is that the punching flute profile evenly distributes; Another kind is the punching flute profile non-uniform Distribution of same phase, vary in size etc., its objective is that considering how much the quantity of motor windings in groove distributes adjusts the punching bathtub construction, but the stator punching of these conventional motors can not reduce winding overhang effectively, the operational efficiency of motor is also low, and the stator punching anufacturability of motor is poor, and the raw material consumption of making stator winding and iron core is big, motor cost is higher, can't reach the requirement that the single-phase capacitor running AC asynchronous motor saves material, raises the efficiency.
The utility model content
The purpose of this utility model is to consider the problems referred to above and a kind of raw material consumption that reduces winding and iron core is provided, and saves the motor raw material, improves the stator punching of the AC asynchronous motor of motor efficiency.The utility model is reasonable in design, and is convenient and practical.
The technical solution of the utility model is: the stator punching of the utility model AC asynchronous motor, stator punching is provided with some punching flute profiles, wherein some punching flute profiles are divided into some phase groove P, each phase groove P is one group, each phase groove P comprises 2 sulculuses and 2 vats, wherein the geometric center lines of 2 sulculuses is by the center of circle O of stator punching, and the geometric center lines AB of 2 vats does not pass through the center of circle O of stator punching.
The angle that departs between geometric center lines AB in above-mentioned 2 vats and the punching flute profile bisector OC on the stator punching is 3～8 degree, the sulculus of one of them vat in same phase groove departs from 3～8 degree, and the sulculus of another vat in another phase groove departs from 3～8 degree.
The deviation angle of the sulculus of one of them vat in same phase groove in above-mentioned 2 vats is identical with the deviation angle of the sulculus of another vat in another phase groove, or inequality.
The flute profile size of above-mentioned sulculus and vat is different fully.
The size L3's of tooth portion between the size L2 of tooth portion between the size L1 of tooth portion between above-mentioned 2 sulculuses, sulculus and the vat and 2 vats is different.
The forehead size H1 of above-mentioned sulculus is different with the forehead size H2 of vat.
The utility model forms the structure of novel non-uniform Distribution punching flute profile owing to adopt size and the distribution that changes slot part, and therefore, it compared with prior art has following advantage:
1) major-minor winding can be rationally arranged in the big sulculus cross-assignment of the utility model, offers help for reducing the winding overhang height; Its motor end winding that can rationally distribute, can shorten the stator winding end height dimension, and reduce the loss of motor copper or aluminium when making, reduce the raw material consumption of winding and iron core, thereby more can satisfy the designing requirement that motor saved material, improved efficiency.
2) geometric center lines of two vats of the utility model departs from the punching flute profile bisector on the stator punching, can effectively shorten the span between the winding, can effectively reduce the consumption of copper material, and the loss of the copper when reducing the motor operation improves the motor efficiency.
The utility model is that a kind of design is ingenious, function admirable, the stator punching of convenient and practical AC asynchronous motor.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of each phase groove P of the utility model.
Embodiment
Embodiment 1:
Structural representation of the present utility model as shown in Figure 1, 2, stator punching 1 is provided with some punching flute profiles 2, wherein some punching flute profiles 2 are divided into some phase groove P, each phase groove P is one group, each phase groove P comprises 2 sulculuses 21 and 2 vats 22, wherein the geometric center lines of 2 sulculuses 21 is by the center of circle O of stator punching 1, and the geometric center lines AB of 2 vats 22 does not pass through the center of circle O of stator punching 1.
The angle that departs between geometric center lines AB in above-mentioned 2 vats 22 and the punching flute profile bisector OC on the stator punching 1 is 3～8 degree, the sulculus 21 of one of them vat 22 in same phase groove departs from 3～8 degree, and the sulculus 21 of another vat in another phase groove departs from 3～8 degree.
The deviation angle of the sulculus 21 of one of them vat 22 in same phase groove in above-mentioned 2 vats 22 is identical with the deviation angle of the sulculus 21 of another vat in another phase groove, or inequality.In the present embodiment, the sulculus 21 of one of them vat 22 in same phase groove departs from 5 degree, and the sulculus 21 of another vat in another phase groove departs from 5 degree.The deviation angle that is the sulculus 21 of one of them vat 22 in same phase groove in above-mentioned 2 vats 22 is identical with the deviation angle of the sulculus 21 of another vat in another phase groove.
In the present embodiment, the flute profile size of above-mentioned sulculus 21 and vat 22 is different fully.The size L3's of tooth portion between the size L2 of tooth portion between the size L1 of tooth portion between above-mentioned 2 sulculuses 21, sulculus 21 and the vat 22 and 2 vats 22 is different.The forehead size H1 of above-mentioned sulculus 21 is different with the forehead size H2 of vat 22.
Embodiment 2:
Structure of the present utility model is identical with embodiment 1, and difference is that the sulculus 21 of above-mentioned one of them vat 22 in same phase groove departs from 3 degree, and the sulculus 21 of another vat in another phase groove departs from 8 degree.Promptly the deviation angle of a sulculus 21 in the groove is inequality mutually to another for the deviation angle of the sulculus 21 of one of them vat 22 in same phase groove in 2 vats 22 and another vat.
Embodiment 3:
Structure of the present utility model is identical with embodiment 1, and difference is that the sulculus 21 of above-mentioned one of them vat 22 in same phase groove departs from 5 degree, and the sulculus 21 of another vat in another phase groove departs from 8 degree.Promptly the deviation angle of a sulculus 21 in the groove is inequality mutually to another for the deviation angle of the sulculus 21 of one of them vat 22 in same phase groove in 2 vats 22 and another vat.
Claims (6)
1. the stator punching of an AC asynchronous motor, stator punching (1) is provided with some punching flute profiles (2), it is characterized in that some punching flute profiles (2) are divided into some phase groove P, each phase groove P is one group, each phase groove P comprises 2 sulculuses (21) and 2 vats (22), wherein the geometric center lines of 2 sulculuses (21) is by the center of circle O of stator punching (1), and the geometric center lines AB of 2 vats (22) does not pass through the center of circle O of stator punching (1).
2. the stator punching of AC asynchronous motor according to claim 1, it is characterized in that the angle that departs between geometric center lines AB in above-mentioned 2 vats (22) and the punching flute profile bisector OC on the stator punching (1) is 3～8 degree, the sulculus (21) of one of them vat (22) in same phase groove departs from 3～8 degree, and the sulculus (21) of another vat in another phase groove departs from 3～8 degree.
3. the stator punching of AC asynchronous motor according to claim 2, the deviation angle that it is characterized in that the sulculus (21) of one of them vat (22) in same phase groove in above-mentioned 2 vats (22) is identical with the deviation angle of the sulculus (21) of another vat in another phase groove, or inequality.
4. according to the stator punching of each described AC asynchronous motor of claim 1 to 3, it is characterized in that the flute profile size of above-mentioned sulculus (21) and vat (22) is different fully.
5. the stator punching of AC asynchronous motor according to claim 4 is characterized in that size L2 of tooth portion between the size L1 of tooth portion, sulculus (21) and the vat (22) between above-mentioned 2 sulculuses (21) and the size L3's of tooth portion between 2 vats (22) is different.
6. the stator punching of AC asynchronous motor according to claim 5 is characterized in that the forehead size H1 of above-mentioned sulculus (21) is different with the forehead size H2 of vat (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201555531U CN201690331U (en) | 2010-04-02 | 2010-04-02 | Stator punching sheet of alternating current asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201555531U CN201690331U (en) | 2010-04-02 | 2010-04-02 | Stator punching sheet of alternating current asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201690331U true CN201690331U (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201555531U Expired - Fee Related CN201690331U (en) | 2010-04-02 | 2010-04-02 | Stator punching sheet of alternating current asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201690331U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915962A (en) * | 2014-03-28 | 2014-07-09 | 广东威灵电机制造有限公司 | Stator punching sheet and single-phase induction motor with same |
| CN103956871A (en) * | 2014-03-28 | 2014-07-30 | 广东威灵电机制造有限公司 | Stator punching piece and single-phase induction motor with same |
| CN110289710A (en) * | 2019-07-09 | 2019-09-27 | 山西电机制造有限公司 | A stator punching sheet with 9 large and small slots per pole and per phase |
| WO2021004250A1 (en) * | 2019-07-09 | 2021-01-14 | 山西电机制造有限公司 | Ie5 three-phase asynchronous motor based on cast aluminum rotor and stator laminations having slots of unequal size |
-
2010
- 2010-04-02 CN CN2010201555531U patent/CN201690331U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915962A (en) * | 2014-03-28 | 2014-07-09 | 广东威灵电机制造有限公司 | Stator punching sheet and single-phase induction motor with same |
| CN103956871A (en) * | 2014-03-28 | 2014-07-30 | 广东威灵电机制造有限公司 | Stator punching piece and single-phase induction motor with same |
| CN103956871B (en) * | 2014-03-28 | 2017-12-08 | 广东威灵电机制造有限公司 | Stator punching and there is its single phase induction motor |
| CN103915962B (en) * | 2014-03-28 | 2017-12-22 | 广东威灵电机制造有限公司 | Stator punching and there is its single phase induction motor |
| CN110289710A (en) * | 2019-07-09 | 2019-09-27 | 山西电机制造有限公司 | A stator punching sheet with 9 large and small slots per pole and per phase |
| WO2021004250A1 (en) * | 2019-07-09 | 2021-01-14 | 山西电机制造有限公司 | Ie5 three-phase asynchronous motor based on cast aluminum rotor and stator laminations having slots of unequal size |
| EP3998694A4 (en) * | 2019-07-09 | 2023-07-12 | Shanxi Electric Motor Manufacturing Co., Ltd. | Stator lamination having slots of unequal size for use in three-phase asynchronous motor having low harmonic wave windings having unequal number of turns |
| EP3998697A4 (en) * | 2019-07-09 | 2023-07-26 | Shanxi Electric Motor Manufacturing Co., Ltd. | Ie5 three-phase asynchronous motor based on cast aluminum rotor and stator laminations having slots of unequal size |
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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: 20101229 Termination date: 20190402 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |