CN203722369U - Large-power motor free of silicon steel sheets - Google Patents
Large-power motor free of silicon steel sheets Download PDFInfo
- Publication number
- CN203722369U CN203722369U CN201320825452.4U CN201320825452U CN203722369U CN 203722369 U CN203722369 U CN 203722369U CN 201320825452 U CN201320825452 U CN 201320825452U CN 203722369 U CN203722369 U CN 203722369U
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- power
- stator
- rotor
- silicon steel
- motor
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Abstract
The utility model relates to a large-power motor free of silicon steel sheets. The motor comprises a stator and a rotor, multiple permanent magnetic blocks are uniformly distributed in the same circumference of the rotor, the polarities of every two adjacent magnetic blocks are opposite, and a Hall sensor is arranged at the inner surface of the stator. The motor is characterized in that different coils layers are integrated by hot pressing via plastics. According to the utility model, the different coil layers of the stator are annular after hot pressing via the plastics, so that magnetic leakage does not exist, the impedance of a magnetic circuit is low, the magnetic conductibility is high, the turn number of the coils is greatly reduced, and the application amount of copper wires is decreased. Compared with a traditional brushless permanent magnetic motor, the total turn number can be decreased by 1/3, and the application amount of the magnetic blocks is decreased by 1/2 under the same power; the output power of the motor is increased by 15-20% under the same energy consumption; and the effective power can reach 88%.
Description
Technical field
The utility model relates to a kind of high-power without silicon steel sheet motor.
Background technology
Existing direct current machine, the conversion efficiency of electric energy is on the low side, and the consumptive material of coil and magnetic patch is more, utilance is low, and volume is larger.
Utility model content
Technical problem to be solved in the utility model is to provide the high-power without silicon steel sheet motor of a kind of small volume.
In order to solve the problems of the technologies described above, it is a kind of high-power without silicon steel sheet motor that the utility model provides, and it comprises stator, rotor coaxial and that be arranged in parallel; Stator comprises: the coil layer of two-layer or three layers of parallel distribution, and each coil layer is formed around distribution by a plurality of plane sector coil uniform ring of serial connection successively; On rotor, be evenly distributed in a plurality of permanent magnets together, and the polarity of adjacent magnetic patch is contrary, on the medial surface of stator, is provided with Hall element, each described coil layer adopts plastic hot to be pressed into one, and plastics are one or more in PP, PS, PC etc.
In described three layer line ring layers, the structure of each coil layer is consistent with shape size, and the top of each coil layer differs 120 ° of distributions, and the terminal of each coil layer is connected.
The number of turn of each plane sector coil is at least 2 circles, can need to adjust arbitrarily according to power of motor.
Plane sector coil number in each coil layer is at least 4, and winding method is consistent, and the number of plane sector coil can need to adjust arbitrarily according to power of motor.
Each permanent magnets is fan-shaped, and Qie Tong circle center is symmetrical, and the number of permanent magnets can need to adjust arbitrarily according to power of motor.
For example, as plane sector coil number more (more than 7),, in same coil layer, between adjacent plane sector (-shaped) coil, part is stacked.
Described Hall element comprises three, and when one of them is between a pair of adjacent permanent magnets time, remaining two are oppositely arranged permanent magnets with this respectively.
Each coil layer is formed by solid conductor coiling, to guarantee the quality of motor.
Described stator comprises and is symmetrically set in a pair of of rotor both sides, and the cover plate contiguous with each stator is magnetic conduction cover plate; Described rotor comprises: a pair of magnetic conduction disk body of being isolated by the dividing plate of non-magnet material, be located at the permanent magnets on this magnetic conduction disk body; This coaxially be arranged in parallel to magnetic conduction disk body and described dividing plate; This polar-symmetric to the permanent magnets on magnetic conduction disk body.Described stator comprises a pair of of symmetry, be beneficial to raising power of motor, make rotor both sides stressed evenly simultaneously, stator comprises and is symmetrically set in a pair of of rotor both sides, epitrochanterian permanent magnets is embedded in the installing hole of rotor body, or rotor comprises identical a pair of of the adjacent structure arranging dorsad, this polar-symmetric to epitrochanterian permanent magnets.
During concrete enforcement, described rotor is fixed in rotating shaft, and shaft bearing is matched with in pair of bearing, and stator, rotor are between this is to bearing pedestal; Described each magnetic conduction cover plate, stator, rotor is located in a non-magnetic annular outer cover.
With respect to prior art, the technique effect the utlity model has is: (1) is due to stator, the parallel adjacent and coaxially setting of rotor in the application's motor, stator thickness is thin, therefore motor volume is less, the magnetic field that coil layer produces and epitrochanterian permanent magnets formation closed magnetic path, thus magnetic leakage free and magnetic circuit impedance little, permeability is high, so can significantly reduce coil turn, reduce the consumption of copper cash.With respect to traditional brushless permanent magnet motor, under the condition of equal-wattage, total coil turn can reduce 1/3, and magnetic patch use amount reduces 1/2, and under the condition of same consumption energy, output power of motor improves 15-20%, and effective power reaches 88%.(2) the application's motor is without silicon steel sheet, and stator adopts lattice coil layer through plastics hot pressing ringwise, and thickness is generally and is less than 1cm, so motor volume is less.
Accompanying drawing explanation
In order to clearly demonstrate innovative principle of the present utility model and than the technical advantage of existing product, by applying the limiting examples of described principle, possible embodiment to be described by means of accompanying drawing below.In the drawings:
Fig. 1 is the high-power sectional structure chart without silicon steel sheet motor of the present utility model;
Fig. 2 is position corresponding diagram between described three Hall elements and epitrochanterian a pair of adjacent permanent magnets;
Fig. 3 is a kind of execution mode of the utility model rotor;
Fig. 4 is the another kind of execution mode of the utility model rotor, has wherein provided;
Fig. 5 is the end face structure figure of A phase coil in described motor;
Fig. 6 is the end face structure figure of B phase coil in described motor;
Fig. 7 is the end face structure figure of C phase coil in described motor;
Fig. 8 is the coil distributed architecture schematic diagram in described three phase electric machine;
Fig. 9 is the structural representation after a plurality of plane sector coils in described coil layer are separated;
Reference numeral: 1. annular outer cover, 2. magnetic conduction cover plate, 3. permanent magnets, 4.A phase line ring layer, 5. B phase line ring layer, 6. C phase line ring layer, 7. bearing pedestal, 8. bearing, 9 rotating shafts, 10. stator, 11. Hall elements, 12 rotors, 13. magnetic isolation plates, 14. non-magnetic cover plates, 15. fan-shaped plan coils.
Embodiment
As shown in Fig. 1-9, described in the utility model without silicon steel sheet motor, comprise annular outer cover 1, with being located in a pair of stator 10, the rotor 12 in this shell, pair of bearing 7 with rotating shaft 9 bearing fits of this rotor 12, each bearing pedestal 7 is fixed in described annular outer cover 1 by corresponding cover plate, and each coil layer on stator comprises 18,21,24 or 27 fan-shaped plan coils 15.
Permanent magnets 3 on rotor 12 is 2-20, symmetrical with circle center.
The outside of stator 10 is provided with magnetic conduction cover plate 2, and described magnetic conduction cover plate 2, stator 10, rotor 12 are located in non-magnetic annular outer cover 1.
The application's motor is without silicon steel sheet, and stator adopts lattice coil layer through plastics hot pressing ringwise, and thickness is generally and is less than 1cm.
Due to stator, the parallel adjacent and coaxially setting of rotor 12 in the application's motor, stator thickness is thin, so small volume, and the magnetic field that coil layer produces and the permanent magnets on rotor 12 form closed magnetic path.
Due to magnetic conduction just when the coil electricity only, thus magnetic leakage free and magnetic circuit impedance little, permeability is high, so can significantly reduce coil turn, reduces the consumption of copper cash.
With respect to traditional brushless permanent magnet motor, under the condition of equal-wattage, total coil turn can reduce 1/3, and magnetic patch use amount reduces 1/2, and under the condition of same consumption energy, output power of motor improves 15-20%, and effective power reaches 88%.
Fig. 1 is powerful without silicon steel sheet motor, and wherein, the cover plate of adjacent stator 10 is magnetic conduction cover plate 2, and the cover plate of rotor is non-magnetic cover plate 14.Described stator 10 comprises and is symmetrically set in a pair of of rotor both sides, and the cover plate contiguous with each stator 10 outsides is magnetic conduction cover plate 2; Described rotor 12 comprises: a pair of magnetic conduction disk body of being isolated by the dividing plate 13 of non-magnet material, be located at the permanent magnets 3 on this magnetic conduction disk body; This coaxially be arranged in parallel to magnetic conduction disk body and described dividing plate 13; This polar-symmetric to the permanent magnets 3 on magnetic conduction disk body.Described rotor is fixed in rotating shaft, and shaft bearing is matched with in pair of bearing, and stator, rotor are between this is to bearing pedestal; Described each magnetic conduction cover plate, stator, rotor is located in a non-magnetic annular outer cover.
The control principle of above-mentioned motor, can adopt the control principle of the genuine brushless permanent magnet DC motor of prior art, or referring to the design of < < planar motor and control > >, author: Pan Jianfei, Cao Guangzhong, cosmos, publishing house: Science Press publication time: 2011-6-1, I S B N:9787030309594.
Obviously, above-described embodiment is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation that spirit of the present utility model extended out or change still among protection range of the present utility model.
Claims (9)
1. high-power without a silicon steel sheet motor, it is characterized in that comprising: coaxial and the stator, the rotor that be arranged in parallel; Stator comprises: the coil layer of two-layer or three layers of parallel distribution, and each coil layer is formed around distribution by a plurality of plane sector coil uniform ring of serial connection successively; On rotor, be evenly distributed in together a plurality of permanent magnets; In described three layer line ring layers, the structure of each coil layer is consistent with shape size, and the top of each coil layer differs 120 ° of distributions, and the terminal of each coil layer is connected.
2. as claimed in claim 1 high-power without silicon steel sheet motor, it is characterized in that: the number of turn of each plane sector coil is at least 2 circles.
3. as claimed in claim 1 high-power without silicon steel sheet motor, it is characterized in that: the plane sector coil number in each coil layer is at least 4, and winding method is consistent.
4. as claimed in claim 1 high-power without silicon steel sheet motor, it is characterized in that: the polarity of epitrochanterian adjacent magnetic patch is contrary, and each permanent magnets is fan-shaped.
5. as claimed in claim 1 high-power without silicon steel sheet motor, it is characterized in that: in same coil layer, between adjacent plane sector (-shaped) coil, part is stacked.
6. as claimed in claim 1 high-power without silicon steel sheet motor, it is characterized in that: on the medial surface of described stator, be provided with three Hall elements, when one of them is between a pair of adjacent permanent magnets time, remaining two are oppositely arranged permanent magnets with this respectively.
7. as claimed in claim 1 high-power without silicon steel sheet motor, it is characterized in that: each coil layer is formed by solid conductor coiling.
8. as claimed in claim 1 high-power without silicon steel sheet motor, it is characterized in that: described stator comprises and be symmetrically set in a pair of of rotor both sides, the cover plate contiguous with each stator is magnetic conduction cover plate; Described rotor comprises a pair of magnetic conduction disk body of being isolated by the dividing plate of non-magnet material, is located at the permanent magnets on this magnetic conduction disk body, and this coaxially be arranged in parallel to magnetic conduction disk body and described dividing plate;
This polar-symmetric to the permanent magnets on magnetic conduction disk body.
9. as claimed in claim 8 high-power without silicon steel sheet motor, it is characterized in that: described rotor is fixed in rotating shaft, shaft bearing is matched with in pair of bearing, and stator, rotor are between this is to bearing pedestal; Described each magnetic conduction cover plate, stator, rotor is located in a non-magnetic annular outer cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825452.4U CN203722369U (en) | 2013-12-13 | 2013-12-13 | Large-power motor free of silicon steel sheets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825452.4U CN203722369U (en) | 2013-12-13 | 2013-12-13 | Large-power motor free of silicon steel sheets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203722369U true CN203722369U (en) | 2014-07-16 |
Family
ID=51161492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320825452.4U Expired - Fee Related CN203722369U (en) | 2013-12-13 | 2013-12-13 | Large-power motor free of silicon steel sheets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203722369U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015085771A1 (en) * | 2013-12-13 | 2015-06-18 | 陈国芳 | High-powered motor without silicon steel sheet |
| CN105529887A (en) * | 2016-02-19 | 2016-04-27 | 新疆鑫域康健生物技术有限公司 | Modular generator |
-
2013
- 2013-12-13 CN CN201320825452.4U patent/CN203722369U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015085771A1 (en) * | 2013-12-13 | 2015-06-18 | 陈国芳 | High-powered motor without silicon steel sheet |
| CN105529887A (en) * | 2016-02-19 | 2016-04-27 | 新疆鑫域康健生物技术有限公司 | Modular generator |
| CN105529887B (en) * | 2016-02-19 | 2023-09-05 | 新疆鑫域康健生物技术有限公司 | Modular Generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Guofang Inventor after: Chen Jun Inventor before: Chen Guofang Inventor before: Gong Tianbo Inventor before: Chen Jun |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160310 Address after: 213000 No. 21, Chun Ying Road, Beizhen Industrial Park, Jintan District, Jiangsu, Changzhou Patentee after: Jiangsu Zhongke Magnetic Energy Technology Co., Ltd. Address before: Gold town of Jintan City, Jiangsu province 213000 city of Changzhou Shen Du Cun Wei high Lake Village No. 35 Patentee before: Chen Guofang |
|
| 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: 20140716 Termination date: 20171213 |