CN203219014U - Super high efficiency four-pole stator punching sheet of 280 height of center motor - Google Patents
Super high efficiency four-pole stator punching sheet of 280 height of center motor Download PDFInfo
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- CN203219014U CN203219014U CN 201320265605 CN201320265605U CN203219014U CN 203219014 U CN203219014 U CN 203219014U CN 201320265605 CN201320265605 CN 201320265605 CN 201320265605 U CN201320265605 U CN 201320265605U CN 203219014 U CN203219014 U CN 203219014U
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Abstract
The utility model discloses a super high efficiency four-pole stator punching sheet of a 280 height of center motor. The stator punching sheet is a circular hollow structure, an inner diameter round edge of the stator punching sheet is uniformly distributed with winding slots extending inwards, an inner diameter of the stator punching sheet is 317mm, an outer diameter of the stator punching sheet is 475mm, each winding slot comprises an arc edge, two side edges, two bevel edges and two straight edges which are sequentially arranged from inside to outside, depth of each winding slot is 36.6mm, a diameter of the arc edge is 11.2mm, depth of the straight edges is 1mm, slot width of a connection portion of the two side edges and the arc edge is equal to the diameter of the arc edge, slot width of a connection portion of the two side edges and the bevel edges is 8.2mm, a tangential included angle a formed by the bevel edges and the inner diameter of the stator punching sheet is 300, and width of a slot formed by two straight edges is 4mm. The stator punching sheet realizes integrated electro-magnetic design of the inner and outer diameters of the stator punching sheet, slot shapes and a slot number to meet IE3 energy efficiency requirements prescribed in IEC60034.30-2008, motor power is improved by 20-50%, efficiency is improved by 2-5 points, noise is reduced by 10%, and temperature rising is reduced by about 5%.
Description
Technical field
The utility model relates to the electromagnetic structure field of middle-size and small-size motor, is specifically related to ultra high efficiency 4 utmost point stator punchings of the high motor in a kind of 280 centers.
Background technology
The energy index of threephase asynchronous and the structure of its stator punching have very large the contact, and different structure (comprising the external diameter of stator punching, middle footpath and flute profile) has different performances, especially efficiency of motor index and relates to the efficiency examination.The structure of stator punching can not reach the energy efficiency indexes of stipulating in the existing IEC standard in the motor of existing Y2 series.Therefore, the stator laminating structure of centering small machine redesigns and is inevitable.The change of flute profile is only paid attention in design in the past, and interior external diameter and the corresponding groove number of punching do not had too many consideration.This case is carried out comprehensive Electromagnetic Design to interior external diameter, flute profile and the groove number of stator punching, has reached the IE3 efficiency requirement (94.1%) of defined among the IEC60034.30-2008.
Summary of the invention
The technical problems to be solved in the utility model provides ultra high efficiency 2 utmost point stator punchings of the high motor in a kind of 280 centers, and power of motor improves 20%-50%, and efficient improves 2-5 points, and noise reduces by 10%, and temperature rise reduces about 5%.
The utility model is achieved through the following technical solutions:
Ultra high efficiency 4 utmost point stator punchings of the high motor in a kind of 280 centers, described stator punching is circular hollow structure, is evenly distributed with the winding slot that extends internally on the stator punching internal diameter round edge, and described stator punching internal diameter is 317mm, and external diameter is 475mm; Described winding slot is made up of circular arc limit, dual-side, two hypotenuses and two straight flanges from inside to outside successively, the degree of depth of winding slot is 36.6mm, circular arc limit diameter is 11.2mm, the degree of depth of straight flange is 1mm, the groove width that dual-side and junction, circular arc limit form is identical with the diameter on circular arc limit, the groove width that dual-side and hypotenuse junction form is 8.2mm, and the tangential a angle that hypotenuse and stator punching internal diameter form is 30
0, the groove width that two straight flanges form is 4mm.
The further improvement project of the utility model is that described winding slot quantity is 60.
The utility model further improvement project is to be evenly equipped with binding groove and location notch on the described stator punching external diameter disc.
The utility model further improvement project is, described location notch is from being made up of two hypotenuses, two first horizontal edges, two straight vertical edges and one second horizontal edge that tilt to both sides successively outside to inside, the groove width that hypotenuse and the first horizontal edge junction form is 18mm, the b angle that hypotenuse and vertical line form is 15 °, the groove width of two straight vertical edges and second horizontal edge is 4mm, the degree of depth is 2mm, the straight vertical edge in left side is in described location notch position of center line, and the spacing of this straight vertical edge and the first horizontal edge junction and stator punching external diameter tangent line is 3mm.
The utility model further improvement project is, described binding groove quantity is 8, and location notch quantity is 1.
The utility model compared with prior art has following obvious advantage:
The utility model carries out comprehensive Electromagnetic Design to interior external diameter, flute profile and the groove number of stator punching and has reached that the IE3 efficiency of defined requires (94.1%) among the IEC60034.30-2008, power of motor improves 20%-50%, efficient improves 2-5 points, and noise reduces by 10%, and temperature rise reduces about 5%.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the enlarged drawing of I among Fig. 1.
Fig. 3 is the enlarged drawing of II among Fig. 1.
Embodiment
Arrive shown in Figure 3 as Fig. 1, ultra high efficiency 4 utmost point stator punchings of the high motor in a kind of 280 centers described in the utility model, described stator punching is circular hollow structure, is evenly distributed with the winding slot 1 that extends internally on the stator punching internal diameter round edge, described stator punching internal diameter is 317mm, and external diameter is 475mm; Described winding slot 1 is made up of circular arc limit 11, dual-side 12, two hypotenuses 13 and two straight flanges 14 from inside to outside successively, quantity is 60, the degree of depth of winding slot 1 is 36.6mm, circular arc limit 11 diameters are 11.2mm, the degree of depth of straight flange 14 is 1mm, the groove width that dual- side 12 and 11 junctions, circular arc limit form is identical with the diameter on circular arc limit 11, and dual-side 12 is 8.2mm with the groove width that hypotenuse 13 junctions form, and hypotenuse 13 is 30 with the tangential a angle that the stator punching internal diameter forms
0, the groove width that two straight flanges 14 form is 4mm.
Be evenly equipped with 8 binding grooves 2 and 1 location notch 3 on the described stator punching external diameter disc.
Described location notch 3 is from being made up of two hypotenuses 31, two first horizontal edges 32, two straight vertical edges 33 and one second horizontal edge 34 that tilt to both sides successively outside to inside, the groove width that hypotenuse 31 and first horizontal edge, 32 junctions form is 18mm, hypotenuse 31 is 15 ° with the b angle that vertical line forms, the groove width of two straight vertical edges 33 and second horizontal edge 34 is 4mm, the degree of depth is 2mm, the straight vertical edge 33 in left side is in described location notch 3 position of center line, and the spacing of this straight vertical edge 33 and first horizontal edge, 34 junctions and stator punching external diameter tangent line is 3mm.
Claims (5)
1. ultra high efficiency 4 utmost point stator punchings of the high motor in center, described stator punching is circular hollow structure, be evenly distributed with the winding slot (1) that extends internally on the stator punching internal diameter round edge, it is characterized in that: described stator punching internal diameter is 317mm, and external diameter is 475mm; Described winding slot (1) is made up of circular arc limit (11), dual-side (12), two hypotenuses (13) and two straight flanges (14) from inside to outside successively, the degree of depth of winding slot (1) is 36.6mm, circular arc limit (11) diameter is 11.2mm, the degree of depth of straight flange (14) is 1mm, the groove width that dual-side (12) and junction, circular arc limit (11) form is identical with the diameter of circular arc limit (11), dual-side (12) is 8.2mm with the groove width that hypotenuse (13) junction forms, and hypotenuse (13) is 30 with the tangential a angle that the stator punching internal diameter forms
0, the groove width that two straight flanges (14) form is 4mm.
2. stator punching according to claim 1, it is characterized in that: described winding slot (1) quantity is 60.
3. stator punching according to claim 1 is characterized in that: be evenly equipped with binding groove (2) and location notch (3) on the described stator punching external diameter disc.
4. stator punching according to claim 3, it is characterized in that: described location notch (3) is certainly outside to inside successively by two hypotenuses (31) that tilt to both sides, two first horizontal edges (32), two straight vertical edges (33) and one second horizontal edge (34) are formed, hypotenuse (31) is 18mm with the groove width that first horizontal edge (32) junction forms, hypotenuse (31) is 15 ° with the b angle that vertical line forms, two straight vertical edges (33) are 4mm with the groove width of second horizontal edge (34), the degree of depth is 2mm, the straight vertical edge (33) in left side is in described location notch (3) position of center line, and this straight vertical edge (33) is 3mm with the spacing of first horizontal edge (34) junction and stator punching external diameter tangent line.
5. stator punching according to claim 3, it is characterized in that: described binding groove (2) quantity is 8, location notch (3) quantity is 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320265605 CN203219014U (en) | 2013-05-16 | 2013-05-16 | Super high efficiency four-pole stator punching sheet of 280 height of center motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320265605 CN203219014U (en) | 2013-05-16 | 2013-05-16 | Super high efficiency four-pole stator punching sheet of 280 height of center motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203219014U true CN203219014U (en) | 2013-09-25 |
Family
ID=49208516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320265605 Expired - Fee Related CN203219014U (en) | 2013-05-16 | 2013-05-16 | Super high efficiency four-pole stator punching sheet of 280 height of center motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203219014U (en) |
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2013
- 2013-05-16 CN CN 201320265605 patent/CN203219014U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WOLONG ELECTRIC HUAIAN QINGJIANG MOTOR CO., LTD. Effective date: 20140626 Owner name: WOLONG ELECTRIC GROUP CO., LTD. Free format text: FORMER OWNER: WOLONG ELECTRIC HUAIAN QINGJIANG MOTOR CO., LTD. Effective date: 20140626 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: WOLONG ELECTRIC HUAIAN QINGJIANG MOTOR CO., LTD. Free format text: FORMER NAME: JIANGSU QINGJIANG ELECTRIC MOTOR MANUFACTURING CO., LTD. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 223005 HUAIAN, JIANGSU PROVINCE TO: 312300 SHAOXING, ZHEJIANG PROVINCE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 223005 No. 2 Guangzhou North Road, Huaian Economic Development Zone, Jiangsu Patentee after: JIANGSU QINGJIANG ELECTRIC MOTOR MANUFACTURING Co.,Ltd. Address before: 223005 No. 2 Guangzhou North Road, Huaian Economic Development Zone, Jiangsu Patentee before: Jiangsu Qingjiang Electric Motor Manufacturing Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140626 Address after: 312300 Shangyu City, Shaoxing province people's Road West, No. 1801, No. Patentee after: WOLONG ELECTRIC GROUP Co.,Ltd. Patentee after: JIANGSU QINGJIANG ELECTRIC MOTOR MANUFACTURING Co.,Ltd. Address before: 223005 No. 2 Guangzhou North Road, Huaian Economic Development Zone, Jiangsu Patentee before: JIANGSU QINGJIANG ELECTRIC MOTOR MANUFACTURING Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20200516 |