CN201918811U - Stator lamination of alternating-current asynchronous motor - Google Patents
Stator lamination of alternating-current asynchronous motor Download PDFInfo
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- CN201918811U CN201918811U CN2011200028884U CN201120002888U CN201918811U CN 201918811 U CN201918811 U CN 201918811U CN 2011200028884 U CN2011200028884 U CN 2011200028884U CN 201120002888 U CN201120002888 U CN 201120002888U CN 201918811 U CN201918811 U CN 201918811U
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Abstract
The utility model relates to a stator lamination of an alternating-current asynchronous motor, which is characterized in that a first square edge M of the stator lamination ranges from 109.80mm to 109.90mm, a second square edge N of the stator lamination ranges from 106.80mm to 106.90mm, the diameter phi A of an inner circle ranges from 60.63mm to 60.65mm, the width C of a notch ranges from 1.43mm to 1.45mm, the height E of the notch ranges from 0.58mm to 0.62mm, the height F of a shoulder ranges from 1.18mm to 1.22mm, the width L1 of the top of a small groove ranges from 6.98mm to 7.0mm, the width L2 of the top of a medium groove ranges from 7.69mm to 7.71mm, the width L3 of the top of a large groove ranges from 8.33mm to 8.35mm, the diameter phi H1 of the circle of the top of the small groove ranges from 75.96mm to 76.00mm, the diameter phi H2 of the circle of the top of the medium groove ranges from 81.38mm to 81.42mm, the diameter phi H3 of the circle of the top of the large groove ranges from 86.26mm to 86.30mm, the arc angle R4 of each groove bottom ranges from 0.38mm to 0.42mm, and the arc angle R5 of each groove top ranges from 2.48mm to 2.52mm. The stator lamination has the advantages that the leakage reactance of the motor is reduced, the magnetic density of the motor is improved, electromagnetic noise and raw material consumption of windings are reduced, and the service life of the motor is prolonged.
Description
Technical field
The utility model relates to a kind of stator punching of AC asynchronous motor, and particularly a kind of stator punching that is used for refrigerator compressor motor belongs to the improvement technology of the stator punching of the AC asynchronous motor that is used for refrigerator compressor motor.
Background technology
At present, the equal punching press in the middle part of the stator punching of the compressor electric motor of commercially available refrigerator has circular hole in the hollow, radial equipartition has 24 punching grooves on the edge of the interior circular hole of stator punching ring hollow, the stator punching of this existing structure is used in and has following shortcoming on the refrigerator compressor motor: 1, the notch size is bigger, cause magnetizing current bigger, the also corresponding increase of groove leakage reactance and zigzag reactance; 2, groove shoulder height size is bigger, causes the groove leakage reactance to increase; 3, tooth portion magnetic is close higher, and the close height skewness of yoke portion magnetic causes electric efficiency low, and electromagnetic noise is big; 4, the punching groove area is bigger, cause the groove area utilance lower, cause electric machine temperature rise and magnetic leakage factor to increase, need increase the reduction that magnetic flux improves magnetic loading, guarantees the constant and electric machine temperature rise of motor overload ability by increasing the winding consumption, this processing mode has increased motor cost; 5, because the punching temperature rise is higher, can reduce the useful life and the operational reliability of motor.
Summary of the invention
The purpose of this utility model be to consider the problems referred to above and provide a kind of reach by the slot part size of optimizing stator punching reduce the motor leakage reactance, improve motor magnetic close, reduce electromagnetic noise and winding raw material consumption, prolong the motor AC asynchronous motor in useful life.
The technical solution of the utility model is: a kind of stator punching of AC asynchronous motor, the middle part punching press of stator punching has circular hole in the hollow, radially be provided with several punching grooves in the inner side edge edge of stator punching along circular hole in the hollow, the punching groove includes sulculus, middle groove, vat, the groove top width degree of sulculus, middle groove, vat is respectively L1, L2, L3, and it is characterized in that the interior circular hole of first party limit M, second party limit N, hollow of stator punching and the size of punching groove are respectively: the width of first party limit M is 109.80～109.90mm; The width of second party limit N is 106.80～106.90mm; Interior circular diameter Φ A is 60.63～60.65mm; Slot opening C is 1.43～1.45mm; The high E of notch is 0.58～0.62mm; Groove shoulder height F is 1.18～1.22mm; Sulculus groove top width degree L1 is 6.98～7.0mm; Middle groove groove top width degree L2 is 7.69～7.71 mm; Vat groove top width degree L3 is 8.33～8.35mm; Sulculus groove top place diameter of a circle Φ H1 is 75.96～76.00mm; Middle groove groove top place circular diameter Φ H2 is 81.38～81.42mm; Vat groove top place diameter of a circle Φ H3 is 86.26～86.30mm; Bottom land arc chord angle R4 is 0.38～0.42 mm; Groove tip circle arc R5 is 2.48～2.52mm.
Above-mentioned several punching grooves are evenly distributed on the inner side edge of stator punching along last.
Above-mentioned punching groove is provided with 24.
It is 4 that above-mentioned punching groove is provided with sulculus, middle groove is 8, vat is 12, wherein 4 sulculuses are symmetricly set on the both sides of the horizontal center line of stator punching, 4 middle grooves are symmetricly set on the both sides of the vertical center line of stator punching, 4 middle grooves are separately positioned on the sulculus both sides in addition, and all the other 12 vats divide four groups of vacant positions that are arranged between the middle groove.
Make 4 installing holes in the said stator punching and made 4 place's argon arc welds.
Above-mentioned 4 installing holes and argon arc welding place of 4 places are distributed on respectively on the angle or limit of stator punching.
The utility model has been optimized the dimensional structure of stator punching groove, reduce the area of punching groove, made close and close the tending to balance of yoke portion magnetic of tooth portion magnetic of stator punching, greatly reduced the motor leakage reactance, obviously reduce the electromagnetic noise of motor, improved efficiency of motor and breakdown torque; Simultaneously, by improving the utilance of punching groove area, it is abundant to make motor fill out copper, has also reduced the magnetic leakage factor and the temperature rise of motor, thereby has improved the useful life of motor and the reliability of frequent starting; In addition, the area of punching groove reduces also makes the winding consumption of motor reduce 7-10%, and under identical electric property, this obviously reduces motor assembly, and is not only reasonable in design, and function admirable.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the enlarged drawing of punching groove among Fig. 1.
Embodiment
The utility model is described in further detail for following structure drawings and Examples.
As shown in Figure 1, 2, the stator punching of the utility model AC asynchronous motor, the middle part punching press of stator punching 1 has circular hole 3 in the hollow, radially be provided with several punching grooves 2 in the inner side edge edge of stator punching 1 along circular hole in the hollow 3, punching groove 2 includes sulculus 21, middle groove 22, vat 23, the groove top width degree of sulculus 21, middle groove 22, vat 23 is respectively L1, L2, L3, and the size of circular hole 3 and punching groove 2 is respectively in the first party limit M of stator punching 1, second party limit N, the hollow: the width of first party limit M is 109.80～109.90mm; The width of second party limit N is 106.80～106.90mm; Interior circular diameter Φ A is 60.63～60.65mm; Slot opening C is 1.43～1.45mm; The high E of notch is 0.58～0.62mm; Groove shoulder height F is 1.18～1.22mm; Sulculus groove top width degree L1 is 6.98～7.0mm; Middle groove groove top width degree L2 is 7.69～7.71mm; Vat groove top width degree L3 is 8.33～8.35mm; Sulculus groove top place diameter of a circle Φ H1 is 75.96～76.00mm; Middle groove groove top place circular diameter Φ H2 is 81.38～81.42mm; Vat groove top place diameter of a circle Φ H3 is 86.26～86.30mm; Bottom land arc chord angle R4 is 0.38～0.42mm; Groove tip circle arc angle R5 is 2.48～2.52mm.
Above-mentioned several punching grooves 2 are evenly distributed on the inner side edge of stator punching 1 along last.
In the present embodiment, above-mentioned punching groove 2 is provided with 24, wherein sulculus 21 is 4, middle groove 22 is 8, vat 23 is 12, and wherein 4 sulculuses 21 are symmetricly set on the both sides of the horizontal center line of stator punching, and 4 middle grooves 22 are symmetricly set on the both sides of the vertical center line of stator punching, 4 middle grooves 22 are separately positioned on the sulculus both sides in addition, 23 fens four groups of vacant positions that are arranged between the middle groove of all the other 12 vats.
In addition, 4 installing holes 4 and made 5,4 installing holes 4 of 4 place's argon arc welds and 4 place's argon arc welds 5 are distributed on respectively on the angle or limit of stator punching 1 have been made in the said stator punching 1.
The utility model in use, stator punching of the present utility model and other parts are assembled into motor, particularly suitable is made the high efficiency motor of freezer compressor.
Claims (6)
1. the stator punching of an AC asynchronous motor, the middle part punching press of stator punching (1) has circular hole (3) in the hollow, radially be provided with several punching grooves (2) in the inner side edge edge of stator punching (1) along circular hole in the hollow (3), punching groove (2) includes sulculus (21), middle groove (22), vat (23), sulculus (21), middle groove (22), the groove top width degree of vat (23) is respectively L1, L2, L3 is characterized in that the first party limit M of stator punching (1), second party limit N, the size of circular hole (3) and punching groove (2) is respectively in the hollow: the width of first party limit M is 109.80～109.90mm; The width of second party limit N is 106.80～106.90mm; Interior circular diameter Φ A is 60.63～60.65mm; Slot opening C is 1.43～1.45mm; The high E of notch is 0.58～0.62mm; Groove shoulder height F is 1.18～1.22mm; Sulculus groove top width degree L1 is 6.98～7.0mm; Middle groove groove top width degree L2 is 7.69～7.71mm; Vat groove top width degree L3 is 8.33～8.35mm; Sulculus groove top place diameter of a circle Φ H1 is 75.96～76.00mm; Middle groove groove top place circular diameter Φ H2 is 81.38～81.42mm; Vat groove top place diameter of a circle Φ H3 is 86.26～86.30mm; Bottom land arc chord angle R4 is 0.38～0.42mm; Groove tip circle arc R5 is 2.48～2.52mm.
2. the stator punching of AC asynchronous motor according to claim 1 is characterized in that above-mentioned several punching grooves (2) are evenly distributed on the inner side edge of stator punching (1) along last.
3. the stator punching of AC asynchronous motor according to claim 1 and 2 is characterized in that above-mentioned punching groove (2) is provided with 24.
4. the stator punching of AC asynchronous motor according to claim 3, it is characterized in that it is 4 that above-mentioned punching groove (2) is provided with sulculus (21), middle groove (22) is 8, vat (23) is 12, wherein 4 sulculuses (21) are symmetricly set on the both sides of the horizontal center line of stator punching, 4 middle grooves (22) are symmetricly set on the both sides of the vertical center line of stator punching, 4 middle grooves (22) are separately positioned on the sulculus both sides in addition, and all the other 12 vats (23) divide four groups of vacant positions that are arranged between the middle groove.
5. the stator punching of AC asynchronous motor according to claim 4 is characterized in that having made in the said stator punching (1) 4 installing holes (4) and has made 4 place's argon arc welds (5).
6. the stator punching of AC asynchronous motor according to claim 5 is characterized in that above-mentioned 4 installing holes (4) and 4 place's argon arc welds (5) are distributed on respectively on the angle or limit of stator punching (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200028884U CN201918811U (en) | 2011-01-07 | 2011-01-07 | Stator lamination of alternating-current asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200028884U CN201918811U (en) | 2011-01-07 | 2011-01-07 | Stator lamination of alternating-current asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201918811U true CN201918811U (en) | 2011-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200028884U Expired - Fee Related CN201918811U (en) | 2011-01-07 | 2011-01-07 | Stator lamination of alternating-current asynchronous motor |
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| CN (1) | CN201918811U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280952A (en) * | 2011-08-05 | 2011-12-14 | 威灵（芜湖）电机制造有限公司 | Stator punching sheet of alternating current asynchronous motor |
| CN102738918A (en) * | 2012-06-15 | 2012-10-17 | 湖州永昌贝诗讬电器实业有限公司 | High-efficiency washing machine motor stator |
| CN103915923A (en) * | 2014-03-28 | 2014-07-09 | 威灵（芜湖）电机制造有限公司 | Freezer compressor and motor and stator punching piece of freezer compressor |
-
2011
- 2011-01-07 CN CN2011200028884U patent/CN201918811U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280952A (en) * | 2011-08-05 | 2011-12-14 | 威灵（芜湖）电机制造有限公司 | Stator punching sheet of alternating current asynchronous motor |
| CN102738918A (en) * | 2012-06-15 | 2012-10-17 | 湖州永昌贝诗讬电器实业有限公司 | High-efficiency washing machine motor stator |
| CN102738918B (en) * | 2012-06-15 | 2014-09-17 | 湖州永昌贝诗讬电器实业有限公司 | High-efficiency washing machine motor stator |
| CN103915923A (en) * | 2014-03-28 | 2014-07-09 | 威灵（芜湖）电机制造有限公司 | Freezer compressor and motor and stator punching piece of freezer compressor |
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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: 20110803 Termination date: 20190107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |