CN201515264U - Energy-saving series excited machine stator iron core sheet - Google Patents
Energy-saving series excited machine stator iron core sheet Download PDFInfo
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- CN201515264U CN201515264U CN2009202056345U CN200920205634U CN201515264U CN 201515264 U CN201515264 U CN 201515264U CN 2009202056345 U CN2009202056345 U CN 2009202056345U CN 200920205634 U CN200920205634 U CN 200920205634U CN 201515264 U CN201515264 U CN 201515264U
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- stator lamination
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- energy
- series excited
- pole
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Abstract
The utility model relates to an energy-saving series excited machine stator iron core sheet which comprises two screw holes and four pole shoes for mounting and fixing; the mark bp in an attached figure is used for representing the width of a pole body of the stator iron core sheet, and the mark hc in the attached figure is used for representing the height of a yoke of the stator iron core sheet; and the ratio of the width bp of the pole body to the height hc of the yoke of the stator iron core sheet is that bp/hc is equal to 1.8-2.7. The energy-saving series excited machine stator iron core sheet has the advantages of high efficiency, energy conservation, low cost, good performance-cost ratio, high practical value and the like, and a series excited machine using the stator iron core sheet has the advantages of high efficiency, low temperature increase, small volume, low cost, long service life and the like.
Description
[technical field]
The utility model relates to the magnetic circuit parts of motor, is the magnetic circuit parts of feature with shape, style or structure particularly, relates in particular to the stator lamination that slot for winding is arranged that is used for series excited machine.
[background technology]
Referring to Fig. 2, prior art is used for the stator lamination of series excited machine, and following weak point is arranged:
1, the ratio bp/hc of pole-core width bp yoke portion height hc is greater than 2.7, as prior art the applicant model is that each dimensional parameters of the stator lamination of U88 is: as described in 88 millimeters of the outer diameter D e=φ of stator lamination, 71 millimeters of the inside diameter D f=φ of yoke portion, inside diameter D i is 48.8 millimeters, pole-core width bp=36 millimeter, the height hc=(the inside diameter D f of outer diameter D e-yoke portion) of yoke portion ÷ 2=8.5 millimeter, bp/hc=4.24＞2.7; The applicant's model is that each dimensional parameters of the stator lamination of U95 is: 95.2 millimeters of the outer diameter D e=φ of described stator lamination, inside diameter D i are 47.2 millimeters, pole-core width bp=25.5 millimeter, the height hc=9.0 of yoke portion millimeter, bp/hc=2.83＞2.7; The prior art stator lamination makes magnetic circuit " bottleneck " occur easily, and total magnetic resistance of whole magnetic circuit is very big, makes the magnetic hysteresis loss of this series excited machine big, temperature rise and efficient is low;
2, pole-core width bp is bigger, makes the inside dimension broad and the end of the used stator coil of this stator core longer, thereby makes the consumption of enamelled wire increase the corresponding increase of cost;
3, prior art stator lamination two is installed screw hole 10 places and all outwards is provided with boss 20 to reduce magnetic resistance, whole screw hole 10 all is positioned on the stator lamination, make described two screw holes 10 to be installed the stator lamination external width B on the phase interconnection line of central point is bigger separately, the material size of opening of stator lamination is increased, stock utilization reduces, the also corresponding increase of cost;
4, prior art stator lamination pole shoe end 30 is bigger, causes leakage field to increase, and armature reaction causes spark than Da Yi, and the commutation effect is relatively poor, and electromagnetic noise is bigger, makes this series excited machine life-span shorter;
5, under the equal-wattage, stator lamination outer diameter D e greater than 1.95, is De/Di=2.01＞1.95 of the stator lamination of U95 as the applicant's model with the ratio De/Di of inside diameter D i, and volume is bigger, and cost is higher, and cost performance is low.
In sum, how to design and develop a kind of efficient, energy-conservation, low-cost, good cost performance and the series excited motor stator lamination of high practical value is the technical barrier that current industry technical staff faces.
[utility model content]
The technical problems to be solved in the utility model is to avoid above-mentioned the deficiencies in the prior art part and a kind of energy-saving series excited motor stator lamination is provided, this stator lamination has advantages such as high efficiency, energy-conservation, low-cost, good cost performance and high practical value, advantage such as use the series excited machine of this stator lamination to have the efficient height, temperature rise is low, volume is little, cost is low and the life-span is long.
The technical scheme that the utility model solve the technical problem employing is:
A kind of energy-saving series excited motor stator lamination is provided, comprises two screw holes being used to install and fix and pole shoe everywhere; Represent the pole-core width of this stator lamination with Reference numeral bp, represent the yoke portion height of this stator lamination with Reference numeral hc; The ratio of the height hc of pole-core width bp yoke portion of described stator lamination is bp/hc=1.8～2.7.Described bp/hc=2.0～2.4.
/ 2nd to 3/4ths hole planes of described each screw hole are long-pending to be arranged on the described stator lamination.
The pole shoe of described stator lamination is terminal fines away.
Represent the external diameter of this stator lamination with Reference numeral De, represent the internal diameter of this stator lamination, represent that with Reference numeral B described two install screw holes this stator lamination external width on the phase interconnection line of central point separately with Reference numeral Di; The outer diameter D e of described stator lamination is 90 ± 1.0 millimeters of φ, and inside diameter D i is 48.8 ± 1.0 millimeters of φ, and pole-core width bp is 20 ± 1.0 millimeters, and the height hc of yoke portion is 9.5 ± 0.5 millimeters, and external width B is 82 ± 1.0 millimeters; 2/3rds hole planes of described each screw hole are long-pending to be arranged on the described stator lamination.
The outer diameter D e of described stator lamination is 90 millimeters of φ, and inside diameter D i is 48.8 millimeters of φ, and the inside diameter D f of yoke portion is 71 millimeters of φ, pole-core width bp is 20 millimeters, and external width B is 82 millimeters, the height hc=(the inside diameter D f of outer diameter D e-yoke portion) of yoke portion ÷ 2=9.5 millimeter, bp/hc=2.1, De/Di=1.84.
Compare with prior art, the beneficial effect of the energy-saving series excited motor stator lamination of the utility model is:
1, bp/hc is designed between 1.8～2.7, eliminated " bottleneck " of magnetic circuit, total magnetic resistance of whole magnetic circuit is less, makes the magnetic hysteresis loss of this series excited machine less, reduced temperature rise and has improved efficient; The pole-core width bp that as the applicant's model is the stator lamination of U90 is 20 millimeters, the height hc=9.5 of yoke portion millimeter, and bp/hc=2.1 then is that the stator lamination of U95 is compared with the applicant's model, can raise the efficiency about 5%;
2, pole-core width bp is less, make the inside dimension of the used stator coil of this stator core narrower shorter with the end, thereby the consumption of enamelled wire is reduced, the corresponding reduction of cost, the pole-core width bp that as the applicant's model is the stator lamination of U90 is 20 millimeters, with the applicant's model is that the pole-core width bp of the stator lamination of U88 is 36 millimeters and compares, and can save enamelled wire about 30%;
3,1/2nd of described each screw hole to 3/4ths hole planes are long-pending is arranged on the described stator lamination, so just can the size design of the external width B of described stator lamination is a little bit smaller, the material size of opening of this stator lamination is reduced, and stock utilization increases, the also corresponding reduction of cost;
4, fine away the pole shoe of described stator lamination is terminal, reduce leakage field, effectively suppressed the spark that causes by armature reaction, improved the commutation of series excited machine, also reduced the electromagnetic noise of this series excited machine simultaneously, prolonged the useful life of this series excited machine;
5, under the equal-wattage, De/Di is less than 1.95, and volume is less, and cost is lower, and cost performance is low; The outer diameter D e that as the applicant's model is the stator lamination of U90 is 90 millimeters of φ, and inside diameter D i is 48.8 millimeters, and then De/Di has only 1.84.
In sum, the energy-saving series excited motor stator lamination of the utility model has advantages such as high efficiency, energy-conservation, low-cost, good cost performance and high practical value, advantage such as use the series excited machine of this stator lamination to have the efficient height, temperature rise is low, volume is little, cost is low and the life-span is long.This stator lamination has been accomplished real energy-conserving and environment-protective.
[description of drawings]
Fig. 1 is that the master of the energy-saving series excited motor stator lamination of the utility model looks schematic diagram;
Fig. 2 is that the master of the energy-saving series excited motor stator lamination of prior art looks schematic diagram.
[embodiment]
Below in conjunction with each accompanying drawing the utility model is described in further detail.
Referring to Fig. 1, a kind of energy-saving series excited motor stator lamination comprises two screw holes 10 being used to install and fix and pole shoe 30 everywhere; The external diameter of representing stator lamination with Reference numeral De, the internal diameter of representing this stator lamination with Reference numeral Di, the yoke portion internal diameter of representing this stator lamination with Reference numeral Df, represent that with Reference numeral B described two install screw holes 10 this stator lamination external width on the phase interconnection line of central point separately, represent the pole-core width of this stator lamination with Reference numeral bp, represent the yoke portion height of this stator lamination with Reference numeral hc; The ratio of the height hc of pole-core width bp yoke portion of described stator lamination is bp/hc=1.8～2.7, usually bp/hc=2.0～2.4.
Referring to Fig. 1, / 2nd to 3/4ths hole planes of described each screw hole 10 are long-pending to be arranged on the described stator lamination, / 4th to 1/2nd hole planes that also are described each screw hole 10 are long-pending not on described stator lamination, that is to say that this screw hole 10 just is the equal of that more than half breach is set on described stator lamination, so just can get the size design of the external width B of described stator lamination less, as less than as described in the outer diameter D e-5 millimeter of stator lamination, the material size of opening of this stator lamination is reduced, stock utilization increases, the also corresponding reduction of cost.
Referring to Fig. 1, the pole shoe of described stator lamination terminal 30 is fined away.
Referring to Fig. 1, a kind of preferred embodiment of the present utility model, the outer diameter D e of described stator lamination is 90 ± 1.0 millimeters of φ, inside diameter D i is 48.8 ± 1.0 millimeters, the inside diameter D f of yoke portion is 71 ± 1.0 millimeters of φ, pole-core width bp is 20 ± 1.0 millimeters, and the height hc of yoke portion is 9.5 ± 0.5 millimeters, and external width B is 82 ± 1.0 millimeters; 2/3rds hole planes of described each screw hole 10 are long-pending to be arranged on the described stator lamination.
More specifically, the applicant's model is that each dimensional parameters of the stator lamination of U90 is: the outer diameter D e of described stator lamination is 90 millimeters of φ, the inside diameter D f of yoke portion is 71 millimeters of φ, pole-core width bp is 20 millimeters, external width B is 82 millimeters, and inside diameter D i is 48.8 millimeters, the height hc=(the inside diameter D f of outer diameter D e-yoke portion) of yoke portion ÷ 2=9.5 millimeter, bp/hc=2.1, De/Di=1.84; 2/3rds hole planes of described each screw hole 10 are long-pending to be arranged on the described stator lamination; The pole shoe of described stator lamination terminal 30 is fined away.
The above embodiment has only expressed preferred implementation of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim; Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection range of the present utility model; Therefore, all equivalents and modifications of being done with the utility model claim scope all should belong to the covering scope of the utility model claim.
Claims (6)
1. energy-saving series excited motor stator lamination comprises two screw holes (10) that are used to install and fix and pole shoe (30) everywhere; Represent the pole-core width of this stator lamination with Reference numeral (bp), represent the yoke portion height of this stator lamination with Reference numeral (hc); It is characterized in that:
The ratio of the pole-core width of described stator lamination (bp) yoke portion height (hc) is bp/hc=1.8～2.7.
2. energy-saving series excited motor stator lamination according to claim 1 is characterized in that:
Described bp/hc=2.0～2.4.
3. energy-saving series excited motor stator lamination according to claim 1 is characterized in that:
/ 2nd to 3/4ths hole planes of described each screw hole (10) are long-pending to be arranged on the described stator lamination.
4. energy-saving series excited motor stator lamination according to claim 1 is characterized in that:
The pole shoe end (30) of described stator lamination is fined away.
5. according to each described energy-saving series excited motor stator lamination of claim 1 to 4, it is characterized in that:
The external diameter of representing this stator lamination with Reference numeral (De), represent the internal diameter of this stator lamination with Reference numeral (Di), screw holes (10) this stator lamination external width on the phase interconnection line of central point separately is installed with Reference numeral (B) expression described two; The external diameter of described stator lamination (De) is 90 ± 1.0 millimeters of φ, and internal diameter (Di) is 48.8 ± 1.0 millimeters of φ, and pole-core width (bp) is 20 ± 1.0 millimeters, and yoke portion height (hc) is 9.5 ± 0.5 millimeters, and external width (B) is 82 ± 1.0 millimeters; 2/3rds hole planes of described each screw hole (10) are long-pending to be arranged on the described stator lamination.
6. energy-saving series excited motor stator lamination according to claim 5 is characterized in that:
The external diameter of described stator lamination (De) is 90 millimeters of φ, and internal diameter (Di) is 48.8 millimeters of φ, and pole-core width (bp) is 20 millimeters, and yoke portion height (hc) is 9.5 millimeters, and external width (B) is 82 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202056345U CN201515264U (en) | 2009-09-27 | 2009-09-27 | Energy-saving series excited machine stator iron core sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202056345U CN201515264U (en) | 2009-09-27 | 2009-09-27 | Energy-saving series excited machine stator iron core sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201515264U true CN201515264U (en) | 2010-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202056345U Expired - Fee Related CN201515264U (en) | 2009-09-27 | 2009-09-27 | Energy-saving series excited machine stator iron core sheet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403807A (en) * | 2011-12-29 | 2012-04-04 | 无锡江南奕帆电力传动科技股份有限公司 | Series excitation type motor stator punching structure |
| CN104348275A (en) * | 2014-11-14 | 2015-02-11 | 博深工具股份有限公司 | Series motor punched piece |
-
2009
- 2009-09-27 CN CN2009202056345U patent/CN201515264U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403807A (en) * | 2011-12-29 | 2012-04-04 | 无锡江南奕帆电力传动科技股份有限公司 | Series excitation type motor stator punching structure |
| CN104348275A (en) * | 2014-11-14 | 2015-02-11 | 博深工具股份有限公司 | Series motor punched piece |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 518104 Guangdong city of Shenzhen province Baoan District manhole Street manhole West Maan Shan Industrial Park, Tai Tong Industrial Zone No. 1, No. 2, No. 3 Patentee after: Dongming Shenzhen electromechanical Limited by Share Ltd Address before: 518104 Guangdong city of Shenzhen Province in Western Baoan District manhole Maan Shan Industrial Park Ditang Industrial Zone No. 2 Patentee before: Dongming Mechanical and Electrical (Shenzhen) Co., Ltd. |
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| PP01 | Preservation of patent right |
Effective date of registration: 20180613 Granted publication date: 20100623 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20190927 Granted publication date: 20100623 |
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| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20180927 |
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| CF01 | Termination of patent right due to non-payment of annual fee |