CN216252291U - Motor stator and rotor - Google Patents
Motor stator and rotor Download PDFInfo
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- CN216252291U CN216252291U CN202122825311.XU CN202122825311U CN216252291U CN 216252291 U CN216252291 U CN 216252291U CN 202122825311 U CN202122825311 U CN 202122825311U CN 216252291 U CN216252291 U CN 216252291U
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- rotor
- stator
- outer yoke
- sheet
- electric machine
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- 238000004080 punching Methods 0.000 claims abstract description 36
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of motors, and particularly relates to a motor stator and rotor, which comprises a stator and a rotor, wherein the stator is formed by stacking a plurality of stator sheets, the rotor is formed by stacking a plurality of rotor sheets, each stator sheet comprises an outer yoke part, punching sheet teeth are formed on the inner edge of the outer yoke part, punching sheet grooves are formed between every two adjacent punching sheet teeth, the punching sheet teeth surround a central hole, each punching sheet tooth comprises an inner tooth part, an extension part is formed at the inner end part of each inner tooth part, the minimum distance between the extension parts of every two adjacent punching sheet teeth is 1.8-2.3 mm, the width of each inner tooth part is 6.0-6.9 mm, rectangular magnetic holes are formed in the outer edge of each rotor sheet, the length of each rectangular magnetic hole is 18-20 mm, and the width of each rectangular magnetic hole is 2.5-3.0 mm. The utility model can effectively improve the cooperation between the stator and the rotor and realize the improvement of the motor efficiency and the operation performance.
Description
The technical field is as follows:
the utility model belongs to the technical field of motors, and particularly relates to a motor stator and a motor rotor.
Background art:
the stator punching sheet and the rotor punching sheet are used as key parts of the motor, and the material, the inner circle size, the outer circle size, the groove shape size and the like of the stator punching sheet and the rotor punching sheet have direct influence on the energy consumption, the working efficiency, the noise and the service life of the motor, so how to reasonably optimize the structural size of the stator punching sheet becomes important research and development content for improving the operation parameter index of the motor, and the existing motor on the market generally has the defect that the optimal operation performance cannot be achieved due to the lack of the structural size of the stator punching sheet and the rotor punching sheet.
The utility model content is as follows:
the utility model aims to provide a stator and a rotor of a motor, which reasonably optimize the structural sizes of a stator sheet and a rotor sheet so as to realize better matching between the stator sheet and the rotor sheet and further improve the running performance of the motor.
The utility model is realized by the following steps:
a motor stator and rotor comprises a stator and a rotor, wherein the stator is formed by stacking a plurality of stator sheets, the rotor is formed by stacking a plurality of rotor sheets, the stator sheets comprise a circular outer yoke part, punching sheet teeth are formed by extending the inner edge of the outer yoke part inwards along the radial direction, a plurality of punching sheet teeth are uniformly and circumferentially arranged along the outer yoke part at intervals, punching sheet grooves are formed between two adjacent punching sheet teeth, the punching sheet teeth surround a central hole for the rotor to rotate, each punching sheet tooth comprises an inner tooth part connected with the outer yoke part, both side edges of the inner end part of the inner tooth part extend outwards to form extension parts, the minimum distance between the extension parts of two adjacent punching sheet teeth is 1.8-2.3 mm, the width of the inner tooth part is 6.0-6.9 mm, a plurality of rectangular magnetic holes are uniformly and circumferentially arranged at the outer edge of each rotor sheet, and the length of the rectangular magnetic holes is 18-20 mm, the width of the rectangular magnetic hole is 2.5mm-3.0 mm.
In the stator and the rotor of the motor, the inner diameter of the outer yoke part is 97mm-100 mm.
In the stator and the rotor of the motor, the aperture of the central hole is 65mm-66 mm.
In foretell motor stator-rotor, set up the location open slot that sets up along outer yoke circumference equipartition on the outer border of outer yoke portion, the location open slot is W shape structure, and the groove depth of location open slot is 1mm, and two low points intervals of W shape are 5mm in the location open slot, and the middle summit contained angle of W shape is 136 in the location open slot.
In the stator and the rotor of the motor, a chamfer is arranged between the inner tooth part and the outer yoke part, and the radius of the chamfer is 1.5 mm.
In the stator and the rotor of the motor, a triangular blocking hole is arranged between every two adjacent rectangular magnetic holes and is circumferentially distributed around the central point of the rotor sheet.
In the stator and the rotor of the motor, a circular notch hole is formed in the center of the rotor sheet, and the diameter of the circular notch hole is 22-25 mm.
In the motor stator and the rotor, the outer diameter of the rotor sheet is 63mm-65 mm.
Compared with the prior art, the utility model has the outstanding advantages that:
the stator and rotor structure is reasonably optimized, so that the number of turns of winding coils wound on punching teeth and magnets placed on rectangular magnetic holes are increased, the distribution is more uniform and reasonable, and no interference exists between adjacent windings, so that the cooperation between the stator and the rotor can be effectively improved, and the efficiency and the running performance of the motor can be improved.
Description of the drawings:
FIG. 1 is a view of the stator plate and rotor plate configuration of the present invention;
FIG. 2 is a view of the stator plate of the present invention;
fig. 3 is a structural view of a rotor sheet of the present invention.
In the figure: 1. a rotor sheet; 2. an outer yoke portion; 3. punching sheet teeth; 4. punching a sheet groove; 5. an inner tooth portion; 6. an extension portion; 7. a rectangular magnetic hole; 8. positioning an open slot; 9. a triangular baffle hole; 10. a round hole; l1, minimum spacing between extensions of two adjacent punch teeth; l2, width of inner teeth; l3, length of rectangular magnet bore; l4, width of rectangular magnet bore; d1, inner diameter of outer yoke; d2, hole diameter of the central hole; H. positioning the depth of the open slot; l5, and the distance between two W-shaped low points in the positioning open slot; beta, positioning the included angle of the middle vertex of the W shape in the open slot; d3, the aperture of the round hole; d4, outer diameter of rotor sheet.
The specific implementation mode is as follows:
the utility model will now be further described by way of specific examples, with reference to figures 1 to 3:
a motor stator and rotor comprises a stator and a rotor, wherein the stator is formed by stacking a plurality of stator sheets, the rotor is formed by stacking a plurality of rotor sheets 1, the stator sheets comprise a circular outer yoke part 2, the inner edge of the outer yoke part 2 extends inwards along the radial direction to form punching sheet teeth 3, the punching sheet teeth 3 are uniformly arranged at intervals along the circumferential direction of the outer yoke part 2, punching sheet grooves 4 are formed between two adjacent punching sheet teeth 3, the punching sheet teeth 3 are enclosed to form a central hole for the rotor to rotate, the punching sheet teeth 3 comprise inner tooth parts 5 connected with the outer yoke part 2, both side edges of the inner end parts of the inner tooth parts 5 extend outwards to form extension parts 6, the minimum interval L1 between the extension parts of two adjacent punching sheet teeth is 1.8mm-2.3mm, the width L2 of the inner tooth parts is 6.0mm-6.9mm, a plurality of rectangular magnetic holes 7 which are uniformly distributed in the circumferential direction are formed at the outer edge of the rotor sheets 1, the length L3 of the rectangular magnetic hole is 18mm-20mm, and the width L4 of the rectangular magnetic hole is 2.5mm-3.0 mm. In this embodiment, there are 12 punching teeth 3 and 8 rectangular magnetic holes 7.
The structure of the stator piece and the rotor piece 1 is reasonably optimized, so that the number of turns of winding coils wound on the punching teeth 3 and magnets placed on the rectangular magnetic holes 7 are increased, the distribution is more uniform and reasonable, and no interference exists between adjacent windings, so that the cooperation effect between the stator and the rotor can be effectively improved, and the improvement on the efficiency and the running performance of the motor is realized.
In order to keep the punching teeth 3 and the winding coils at a reasonable distance from the rotor sheet 1, the inner diameter D1 of the outer yoke part is 97mm-100mm, the hole diameter D2 of the central hole is 65mm-66mm, and the corresponding outer diameter D4 of the rotor sheet is 63mm-65 mm.
Further, in order to facilitate the stator of being processed into with a plurality of stator piece stromatolite, set up the location open slot 8 that sets up along 2 circumference equipartitions of outer yoke portion on the outer fringe of outer yoke portion 2, location open slot 8 is W shape structure, and simultaneously, avoid location open slot 8 too big and influence the normal cooperation between stator and the rotor, the groove depth H of location open slot is 1mm, two low point interval L5 of W shape are 5mm in the location open slot, and the middle summit contained angle beta of W shape is 136 in the location open slot.
Furthermore, a connecting and matching structure between the punching sheet teeth 3 and the outer yoke portion 2 is optimized, a chamfer is arranged between the inner tooth portion 5 and the outer yoke portion 2, and the radius of the chamfer is 1.5 mm.
In addition, in order to avoid mutual bonding interference of magnets between two adjacent rectangular magnetic holes 7 in the rotor sheet 1, a triangular blocking hole 9 is arranged between two adjacent rectangular magnetic holes 7, and the triangular blocking holes 9 are circumferentially distributed around the central point of the rotor sheet 1. In order to enable the rotor formed by stacking the rotor sheets 1 to be circumferentially fixedly sleeved on a rotating shaft with a specific size, a circular notch hole 10 is formed in the center of each rotor sheet 1, and the aperture D3 of the circular notch hole is 22-25 mm.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered by the protection scope of the utility model.
Claims (8)
1. The utility model provides a motor stator rotor, including stator and rotor, the stator is formed by a plurality of stator piece is folded the setting, and the rotor is formed by a plurality of rotor piece (1) is folded the setting, the stator piece is including annular outer yoke portion (2) of circle, and the interior border of outer yoke portion (2) is formed with towards piece tooth (3) along radial inside extension, and towards piece tooth (3) set up a plurality of along outer yoke portion (2) circumference equipartition interval, forms towards piece groove (4) between two adjacent towards piece teeth (3), and towards piece tooth (3) enclose into supplying rotor pivoted centre bore, its characterized in that: the punching sheet teeth (3) comprise inner tooth parts (5) connected with an outer yoke part (2), extending parts (6) are formed by outwards extending two side edges of the inner end part of each inner tooth part (5), the minimum distance (L1) between the extending parts of every two adjacent punching sheet teeth is 1.8mm-2.3mm, the width (L2) of each inner tooth part is 6.0mm-6.9mm, a plurality of rectangular magnetic holes (7) which are uniformly distributed in the circumferential direction are formed in the outer edge of each rotor sheet (1), the length (L3) of each rectangular magnetic hole is 18mm-20mm, and the width (L4) of each rectangular magnetic hole is 2.5mm-3.0 mm.
2. An electric machine stator and rotor according to claim 1, wherein: the inner diameter (D1) of the outer yoke part is 97mm-100 mm.
3. An electric machine stator and rotor according to claim 1, wherein: the aperture (D2) of the central hole is 65mm-66 mm.
4. An electric machine stator and rotor according to claim 1, wherein: set up location open slot (8) along outer yoke portion (2) circumference equipartition setting on the outer border of outer yoke portion (2), location open slot (8) are W shape structure, and the groove depth (H) of location open slot is 1mm, and two low point intervals (L5) of W shape are 5mm in the location open slot, and the middle summit contained angle (beta) of W shape is 136 in the location open slot.
5. An electric machine stator and rotor according to claim 1, wherein: a chamfer is arranged between the inner tooth part (5) and the outer yoke part (2), and the radius of the chamfer is 1.5 mm.
6. An electric machine stator and rotor according to claim 1, wherein: a triangular blocking hole (9) is arranged between every two adjacent rectangular magnetic holes (7), and the triangular blocking holes (9) are circumferentially distributed around the central point of the rotor sheet (1).
7. An electric machine stator and rotor according to claim 1, wherein: the center of the rotor sheet (1) is provided with a circular hole (10), and the diameter (D3) of the circular hole is 22-25 mm.
8. An electric machine stator and rotor according to claim 1, wherein: the outer diameter (D4) of the rotor sheet is 63mm-65 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122825311.XU CN216252291U (en) | 2021-11-17 | 2021-11-17 | Motor stator and rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122825311.XU CN216252291U (en) | 2021-11-17 | 2021-11-17 | Motor stator and rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216252291U true CN216252291U (en) | 2022-04-08 |
Family
ID=80945428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122825311.XU Active CN216252291U (en) | 2021-11-17 | 2021-11-17 | Motor stator and rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216252291U (en) |
-
2021
- 2021-11-17 CN CN202122825311.XU patent/CN216252291U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of motor stator and rotor Effective date of registration: 20231016 Granted publication date: 20220408 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Taizhou Technology Branch Pledgor: Taizhou Lugang Electromechanical Technology Co.,Ltd. Registration number: Y2023980061018 |