CN203896149U - Three-phase asynchronous motor stator winding and three-phase asynchronous motor - Google Patents
Three-phase asynchronous motor stator winding and three-phase asynchronous motor Download PDFInfo
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- CN203896149U CN203896149U CN201420305227.2U CN201420305227U CN203896149U CN 203896149 U CN203896149 U CN 203896149U CN 201420305227 U CN201420305227 U CN 201420305227U CN 203896149 U CN203896149 U CN 203896149U
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- 238000004804 winding Methods 0.000 title claims abstract description 121
- 239000002355 dual-layer Substances 0.000 abstract 3
- 230000007613 environmental effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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Abstract
A three-phase asynchronous motor stator winding comprises a coil winding arranged inside a stator wire duct. The coil winding includes a first phase dual-layer lap winding, a second phase dual-layer lap winding, and a third phase dual-layer lap winding. Each lap winding is a coil, and every two coils are connected to form a triangular wiring winding. The utility model further provides a three-phase asynchronous motor comprising the three-phase asynchronous motor stator winding. The three-phase asynchronous motor stator winding can satisfy special needs for low voltage, large current and high rotation speed of a three-phase asynchronous motor of an electric tricycle. According to a control mode of an electric tricycle driving control system, the three-phase asynchronous motor with the properties can switch between multiple levels of torque according to the real-time drive working status of riding, and thus satisfy the customized needs of an electric tricycle user for riding.
Description
Technical field
The utility model belongs to machine field, is specifically related to a kind of threephase asynchronous machine stator winding and threephase asynchronous machine for electro-tricycle.
Background technology
Along with growing in intensity of energy crisis, environmental disruption is increasingly severe.Global warming is outstanding day by day, China North China in recent years, and East China suffers high-intensity haze weather continuously, has shown development with being closely connected of environment, and at high speed development, environmental problem must be put in the first place simultaneously.Environmental protection policy, environmental protection and economy, green technology have been mentioned in important agenda now, and product energy-conservation, that lower consumption, reduce greenhouse gas emission will more and more be subject to people's attention.Under this development trend, the environmental pollution bringing for reducing growing automobile pollution, and the too much dependence to petroleum resources, must develop the environmental protection vehicles that use various ways.Pollute little, consume energy low, the life-span long, highly reliable, Electro Magnetic Compatibility good, reduces the healthy waste gas of harm people, the electric motor car that reduces greenhouse effect becomes one of best selection.
And in populous rural area vast in territory, peasant need to be developed and got rich, need the vehicles, price is easy, easy to use, and free of contamination electro-tricycle is exactly the needs for peasant's development.Therefore rely on scientific and technological advances, the electro-tricycle that Development of Peasant need be used, to suppressing petroleum price rise, supports national new forms of energy development strategy, reduces environmental pollution, has great importance.
But inventor of the present utility model finds through research, many gears that existing electro-tricycle can not drive operating state according to the real time status of riding, realize moment switch arbitrarily, to meet the hommization needs of electro-tricycle user when riding.
Summary of the invention
For prior art exist electro-tricycle not drive operating state according to the real time status of riding, many gears of realizing moment switch arbitrarily, to meet the technical problem of the hommization needs of electro-tricycle user when riding, the utility model provides a kind of novel threephase asynchronous machine stator winding for electro-tricycle.
To achieve these goals, the utility model adopts following technical scheme:
A kind of threephase asynchronous machine stator winding, comprise the coil windings being arranged in stator slot, described coil windings comprises first-phase double-layer overlapped winding, second-phase double-layer overlapped winding and third phase double-layer overlapped winding, described first-phase double-layer overlapped winding, second-phase double-layer overlapped winding and third phase double-layer overlapped winding are respectively a coil, and each coil is interconnected to form delta connection winding between two.
Than prior art, in the threephase asynchronous machine stator winding that the utility model provides, the coil windings being arranged in stator slot comprises common three-phase double-layer overlapped winding, each winding is respectively a coil, and each coil is interconnected to form delta connection winding between two, met thus electro-tricycle threephase asynchronous machine low-voltage, large electric current and high-revolving specific (special) requirements, and then the threephase asynchronous machine with this characteristic is according to the control model of electric three-wheel vehicle drive control system, can drive operating state according to the real time status of riding, many gears of realizing moment switch arbitrarily, meet the hommization needs of electro-tricycle user when riding.
Further, described first-phase double-layer overlapped winding, second-phase double-layer overlapped winding and third phase double-layer overlapped winding are 4 utmost point winding parallels, and every utmost point winding is provided with 3 coils.
Further, described first-phase double-layer overlapped winding, second-phase double-layer overlapped winding and third phase double-layer overlapped winding between two junction form a winding node, are provided with the exit that can be connected with motor relay contact by electrical axis at each winding node place.
The utility model also provides a kind of threephase asynchronous machine, comprises housing, is provided with aforesaid threephase asynchronous machine stator winding in wherein said housing.
Than prior art, in the threephase asynchronous machine that the utility model provides, in described housing, be provided with aforesaid threephase asynchronous machine stator winding, this stator winding can meet electro-tricycle threephase asynchronous machine low-voltage, large electric current and high-revolving specific (special) requirements, and then the threephase asynchronous machine with this characteristic is according to the control model of electric three-wheel vehicle drive control system, many gears of can drive operating state according to the real time status of riding, realizing moment switch arbitrarily, meet the hommization needs of electro-tricycle user when riding.
Accompanying drawing explanation
Fig. 1 is the threephase asynchronous machine stator winding structure schematic diagram that the utility model embodiment provides.
In figure, 11, first-phase double-layer overlapped winding; 111, the first winding node; 12, second-phase double-layer overlapped winding; 121, the second winding node; 13, third phase double-layer overlapped winding; 131, tertiary winding node.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Please refer to shown in Fig. 1, a kind of threephase asynchronous machine stator winding, comprise the coil windings being arranged in stator slot, described coil windings comprises first-phase double-layer overlapped winding 11, second-phase double-layer overlapped winding 12 and third phase double-layer overlapped winding 13, described first-phase double-layer overlapped winding 11, second-phase double-layer overlapped winding 12 and third phase double-layer overlapped winding 13 are respectively a coil, and each coil is interconnected to form delta connection winding between two.
Than prior art, in the threephase asynchronous machine stator winding that the utility model provides, the coil windings being arranged in stator slot comprises common three-phase double-layer overlapped winding, each winding is respectively a coil, and each coil is interconnected to form delta connection winding between two, met thus electro-tricycle threephase asynchronous machine low-voltage, large electric current and high-revolving specific (special) requirements, and then the threephase asynchronous machine with this characteristic is according to the control model of electric three-wheel vehicle drive control system, can drive operating state according to the real time status of riding, many gears of realizing moment switch arbitrarily, meet the hommization needs of electro-tricycle user when riding.
As specific embodiment, please refer to shown in Fig. 1, described first-phase double-layer overlapped winding 11, second-phase double-layer overlapped winding 12 and third phase double-layer overlapped winding 13 are 4 utmost point winding parallels, and every utmost point winding is provided with 3 coils.Particularly, the coil windings in the present embodiment adopts a
1=2p winding in parallel forms, wherein a
1for number of poles, p is number of pole-pairs, thereby every phase winding is formed by 4 utmost point winding parallels; Meanwhile, every utmost point winding is provided with 3 coils, and therefore every phase winding consists of 4 * 3=12 coils from parallel connection of coils.The stator winding structure providing in the present embodiment is provided, whole stator winding resistance is little, can realize better low-voltage, large electric current and high-revolving characteristic, to meet the specific (special) requirements of electro-tricycle threephase asynchronous machine, specifically, with existing frequency control motor same volume in the situation that, can input the large electric current of 450A.
As specific embodiment, please refer to shown in Fig. 1, described first-phase double-layer overlapped winding 11, second-phase double-layer overlapped winding 12 and third phase double-layer overlapped winding 13 between two junction form a winding node, are provided with an exit that can be connected with motor relay contact by electrical axis at each winding node place.Particularly, at described first-phase double-layer overlapped winding 11 and second-phase double-layer overlapped winding 12 junctions, form the first winding node 111, at described second-phase double-layer overlapped winding 12 and third phase double-layer overlapped winding 13 junctions, form the second winding node 121, at described third phase double-layer overlapped winding 13 and first-phase double-layer overlapped winding 11 junctions, form tertiary winding node 131, at described winding node 111,121, be provided with an exit that can be connected with motor relay contact by electrical axis with 131 places.In the present embodiment, at every phase winding, exit is set link node place between two, therefore whole threephase asynchronous machine stator winding only has three exits, storage battery direct current can be incorporated on motor winding by electric controller thus, realizes thus the specific (special) requirements of motor.
The utility model also provides a kind of threephase asynchronous machine, comprises housing, is provided with aforesaid threephase asynchronous machine stator winding in wherein said housing.
Than prior art, in the threephase asynchronous machine that the utility model provides, in described housing, be provided with aforesaid threephase asynchronous machine stator winding, this stator winding can meet electro-tricycle threephase asynchronous machine low-voltage, large electric current and high-revolving specific (special) requirements, and then the threephase asynchronous machine with this characteristic is according to the control model of electric three-wheel vehicle drive control system, many gears of can drive operating state according to the real time status of riding, realizing moment switch arbitrarily, meet the hommization needs of electro-tricycle user when riding.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. threephase asynchronous machine stator winding, comprise the coil windings being arranged in stator slot, it is characterized in that, described coil windings comprises first-phase double-layer overlapped winding, second-phase double-layer overlapped winding and third phase double-layer overlapped winding, described first-phase double-layer overlapped winding, second-phase double-layer overlapped winding and third phase double-layer overlapped winding are respectively a coil, and each coil is interconnected to form delta connection winding between two.
2. threephase asynchronous machine stator winding as claimed in claim 1, is characterized in that, described first-phase double-layer overlapped winding, second-phase double-layer overlapped winding and third phase double-layer overlapped winding are 4 utmost point winding parallels, and every utmost point winding is provided with 3 coils.
3. threephase asynchronous machine stator winding as claimed in claim 2, it is characterized in that, described first-phase double-layer overlapped winding, second-phase double-layer overlapped winding and third phase double-layer overlapped winding between two junction form a winding node, are provided with the exit that can be connected with motor relay contact by electrical axis at each winding node place.
4. threephase asynchronous machine, comprises housing, it is characterized in that, is provided with the threephase asynchronous machine stator winding as described in any one in claim 1-3 in described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420305227.2U CN203896149U (en) | 2014-06-10 | 2014-06-10 | Three-phase asynchronous motor stator winding and three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420305227.2U CN203896149U (en) | 2014-06-10 | 2014-06-10 | Three-phase asynchronous motor stator winding and three-phase asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203896149U true CN203896149U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420305227.2U Expired - Lifetime CN203896149U (en) | 2014-06-10 | 2014-06-10 | Three-phase asynchronous motor stator winding and three-phase asynchronous motor |
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| Country | Link |
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| CN (1) | CN203896149U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019000838A1 (en) * | 2017-06-30 | 2019-01-03 | 广东美芝制冷设备有限公司 | Permanent magnet motor, compressor and refrigeration system |
-
2014
- 2014-06-10 CN CN201420305227.2U patent/CN203896149U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019000838A1 (en) * | 2017-06-30 | 2019-01-03 | 广东美芝制冷设备有限公司 | Permanent magnet motor, compressor and refrigeration system |
| US11177705B2 (en) | 2017-06-30 | 2021-11-16 | Guangdong Meizhi Compressor Co., Ltd. | Permanent magnet motor, compressor and refrigeration system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |