CN203554086U - Stator punching sheet structure for 2P motor - Google Patents
Stator punching sheet structure for 2P motor Download PDFInfo
- Publication number
- CN203554086U CN203554086U CN201320620308.7U CN201320620308U CN203554086U CN 203554086 U CN203554086 U CN 203554086U CN 201320620308 U CN201320620308 U CN 201320620308U CN 203554086 U CN203554086 U CN 203554086U
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- groove
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- groove section
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- punching sheet
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Abstract
The utility model relates to a stator punching sheet structure, specifically relates to a stator punching sheet structure for a 2P motor, and belongs to the technical field of motors. The stator punching sheet structure comprises a punching sheet body, the punching sheet body is provided with 36 to 60 winding grooves and a plurality of fastening grooves, each winding groove comprises an outermost first groove section, both sides of the first groove section are respectively connected with an oblique line-shaped second groove section, the lower end of each second groove section is connected with an oblique line-shaped third groove section, and the lower end of each third groove section is connected with a straight edge-shaped fourth groove section. The included angle A between the third groove sections and the horizontal line is 15 to 25 degrees, and the included angle between the second groove sections and the vertical central line of the winding grooves is less than the included angle between the third groove sections and the vertical central line of the winding grooves. Under the premise of meeting the requirement of the motor efficiency, the production cost is reduced, the problem of over-high cost of a YE2-280-2 motor is solved; the maximum power is increased, and the market competitiveness of the motor is enhanced; and the stator punching sheet structure for the 2P motor has good energy-saving and emission-reducing benefits.
Description
Technical field
The utility model relates to a kind of stator laminating structure, and a kind of stator laminating structure of 2P motor specifically, belongs to motor technology field.
Background technology
The energy index of threephase asynchronous and the structure of its stator punching have very large contact, and the efficiency index that different structures has (comprising external diameter, central diameter and the flute profile of stator punching) different performances, especially motor has related to efficiency examination.Existing YX3-280M-2 motor adopts the structure of original stator punching can not reach the energy efficiency indexes stipulating in existing IEC standard; And the power of motor can only be accomplished 90KW.Therefore, the stator laminating structure of centering small machine redesigns and is inevitable.There is the too high problem of manufacturing cost in the stator punching of motor in the past, has had influence on the market competitiveness.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby a kind of stator laminating structure of 2P motor is provided, and can, under the requirement that meets electric efficiency, reduce production costs.
The technical scheme providing according to the utility model, the stator laminating structure of 2P motor comprises punching body, punching body center is provided with through hole, it is characterized in that: punching body is provided with 36～60 winding slots and multiple binding groove, winding slot is uniformly distributed along punching body inside edge, and multiple binding grooves are uniformly distributed along the external edge of punching; Winding slot comprises the first groove section that is positioned at outermost end, and the first groove section both sides connect respectively the second groove section of an oblique line shape, and each the second groove section lower end connects the three-flute section of an oblique line shape, and each three-flute section lower end connects the 4th groove section of a straightsided shape; Three-flute section and horizontal included angle A are 15
°～25
°, the angle of the second groove section and winding slot vertical center line is less than the angle of three-flute section and winding slot vertical center line.
Further, punching body diameter is 450 ~ 485mm, and punching body internal diameter is 275 ~ 285mm.
Further, binding groove is 9.
Further, winding slot is 48.
Further, the first groove section is semicircle, and the first groove section place circular diameter is 11 ~ 13mm.
Further, the groove width of the second groove Duan Yu three-flute section junction is 9 ~ 11mm.
Further, the groove width at the 4th groove section place is 3.5～4.5mm.
Compared with the prior art the utility model has the following advantages:
The utility model is simple in structure, compact, reasonable, can, under the requirement that meets electric efficiency, reduce production costs, and has solved the problem of the high cost of YE2-280-2 motor; Improve maximum power, thereby strengthened the market competitiveness of motor; There is good energy-saving and emission-reduction benefit.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is I place enlarged drawing in Fig. 1.
Description of reference numerals: 1-punching body, 2-binding groove, 3-through hole, 4-winding slot, 5-the first groove section, 6-the second groove section, 7-three-flute section, 8-the 4th groove section.
Embodiment
The utility model is further described in connection with the embodiment in accompanying drawing below:
The utility model mainly comprises circular punching body 1, and punching body 1 center is provided with circular through hole 3.Punching body 1 external diameter is 450 ~ 485mm, and punching body 1 internal diameter is 275 ~ 285mm.
Winding slot 4 comprises the first groove section 5 that is positioned at outermost end, the first groove section 5 both sides connect respectively the second groove section 6 of an oblique line shape, each the second groove section 6 lower ends connect the three-flute section 7 of an oblique line shape, and each three-flute section 7 lower ends connect the 4th groove section 8 of a straightsided shape.
The angle of described the second groove section 6 and winding slot 4 vertical center lines is less than the angle of three-flute section 7 and winding slot 4 vertical center lines.
Described the first groove section 5 is semicircle, and the first groove section 5 place circular diameters are 11 ~ 13mm.
The groove width of described the second groove section 6 and three-flute section 7 junctions is 9 ~ 11mm.
Described three-flute section 7 is 15 with horizontal included angle A
°～25
°.
The groove width at described the 4th groove section 8 places is 3.5～4.5mm.
In embodiment as shown in Figure 1 and 2, punching body 1 external diameter is 475mm, and internal diameter is 280mm.Binding groove 2 is 7, and winding slot 4 is 48.
The first groove section 5 place circular diameters are 12.2mm.
The groove width of the second groove section 6 and three-flute section 7 junctions is 9.6mm.
Three-flute section 7 is 20 with horizontal included angle A
°.
Internal-and external diameter, flute profile and the groove number of the utility model to stator punching carries out comprehensive Electromagnetic Design and reached the IE2 efficiency requirement of IEC defined, solved the problem of the high cost of YE2-280-2 motor, improved maximum power, thereby strengthened the market competitiveness of motor, there is good energy-saving and emission-reduction benefit.
Claims (6)
1. the stator laminating structure of a 2P motor, comprise punching body (1), punching body (1) center is provided with through hole (3), it is characterized in that: punching body (1) is provided with 36～60 winding slots (4) and multiple binding groove (2), and described binding groove (2) is 9; Described winding slot (4) is uniformly distributed along punching body (1) inside edge, and multiple binding grooves (2) are uniformly distributed along punching body (1) outer edge; Winding slot (4) comprises the first groove section (5) that is positioned at outermost end, the first groove section (5) both sides connect respectively the second groove section (6) of an oblique line shape, each the second groove section (6) lower end connects the three-flute section (7) of an oblique line shape, and each three-flute section (7) lower end connects the 4th groove section (8) of a straightsided shape; Three-flute section (7) is 15 with horizontal included angle A
°～25
°, the angle of the second groove section (6) and winding slot (4) vertical center line is less than the angle of three-flute section (7) and winding slot (4) vertical center line.
2. the stator laminating structure of 2P motor as claimed in claim 1, is characterized in that: described punching body (1) external diameter is 450 ~ 485mm, and punching body (1) internal diameter is 275 ~ 285mm.
3. the stator laminating structure of 2P motor as claimed in claim 1, is characterized in that: described the first groove section (5) is for semicircle, and the first groove section (5) place circular diameter is 11 ~ 13mm.
4. the stator laminating structure of 2P motor as claimed in claim 1, is characterized in that: described the second groove section (6) is 9 ~ 11mm with the groove width of three-flute section (7) junction.
5. the stator laminating structure of 2P motor as claimed in claim 1, is characterized in that: the groove width that described the 4th groove section (8) is located is 3.5～4.5mm.
6. the stator laminating structure of 2P motor as claimed in claim 1, is characterized in that: described winding slot (4) is 48.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320620308.7U CN203554086U (en) | 2013-10-09 | 2013-10-09 | Stator punching sheet structure for 2P motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320620308.7U CN203554086U (en) | 2013-10-09 | 2013-10-09 | Stator punching sheet structure for 2P motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203554086U true CN203554086U (en) | 2014-04-16 |
Family
ID=50472154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320620308.7U Expired - Fee Related CN203554086U (en) | 2013-10-09 | 2013-10-09 | Stator punching sheet structure for 2P motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203554086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532267A (en) * | 2013-10-09 | 2014-01-22 | 中达电机股份有限公司 | Stator stamping structure for 2P electromotors |
-
2013
- 2013-10-09 CN CN201320620308.7U patent/CN203554086U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532267A (en) * | 2013-10-09 | 2014-01-22 | 中达电机股份有限公司 | Stator stamping structure for 2P electromotors |
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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: 20140416 Termination date: 20151009 |
|
| EXPY | Termination of patent right or utility model |