CN204145243U - A kind of hub-type electric rotating machine - Google Patents
A kind of hub-type electric rotating machine Download PDFInfo
- Publication number
- CN204145243U CN204145243U CN201420612830.5U CN201420612830U CN204145243U CN 204145243 U CN204145243 U CN 204145243U CN 201420612830 U CN201420612830 U CN 201420612830U CN 204145243 U CN204145243 U CN 204145243U
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- China
- Prior art keywords
- stator
- wheel hub
- outer wheel
- end cap
- permanent magnet
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- Expired - Fee Related
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- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model provides a kind of hub-type electric rotating machine, the rotor comprising stator and rotate relative to stator, described rotor comprises outer wheel hub, permanent magnet, bearing and end cap, and described end cap is connected with outer wheel hub, the inner side of described outer wheel hub is provided with permanent magnet, and described end cap is connected with bearing; Described stator comprises axle, support, silicon steel sheet and coil, and described axle matches with bearing, and described support is fixedly connected with axle, and described support is provided with silicon steel sheet, is provided with line embedding groove in described silicon steel sheet, is embedded with coil in described line embedding groove.The utility model rotor adopts outer wheel hub structure, and directly drive load movement, simple and reliable for structure, rotor comprises the formations such as permanent magnet, magnetic conduction steel ring, casing, wheel hub; Stator is positioned at outer wheel hub, and stator is made up of the iron core being wound with winding; Increased by the air-gap diameter of stator, reduce the thickness of permanent magnet simultaneously, change motor magnetic circuit, while motor performance promotes, the cost of motor declines.
Description
Technical field
The utility model relates to machine field, particularly relates to a kind of hub-type electric rotating machine.
Background technology
Motor is the widely used and huge a kind of product that consumes energy of the upper every field of society, how to improve the efficiency of motor, the direction that the energy consumption reducing motor has become motor to develop.It is simple, reliable that magneto has structure; Volume is little, lightweight; Loss is little, efficiency is high, noise is little; The shape and size of motor such as easily can to change at the advantage, thus obtain in every field and use widely.
Along with electric bicycle comes into the market in a large number, someone attempts research and development high-power electric motorcycle, electric automobile with replacing fuel oil car always, does not make good so far, compares with electric motor car and traditional fuel-engined vehicle, be equivalent to replace fuel oil with battery, replace engine with motor.Due to the energy density (energy that Unit Weight stores of battery, W h/kg) well below fuel oil, if use jumbo battery cost too high, be equipped with jumbo lithium battery integral vehicle cost and can increase several thousand yuan even several ten thousand yuan, far above the price of fuel motorcycle, fuel-engined vehicle; The performance of traditional structure motor can not be directly applied for electric motor car again, as large in current high-power permanent magnet electric rotating machine no-load current, efficiency is low, moment of torsion is little, temperature rise, poor reliability, cause the power performance of electric motor car and continue ability far below fuel vehicle, therefore, battery and motor are the core of electric motor car, are again the keys of restriction electric motor car development simultaneously.
Summary of the invention
The technical problems to be solved in the utility model is: high-power permanent magnet electric rotating machine no-load current is large at present, and efficiency is low, moment of torsion is little, temperature rise, poor reliability, causes the power performance of electric motor car and continues ability far below fuel vehicle.
In order to solve the problems of the technologies described above, the utility model provides a kind of hub-type electric rotating machine, the rotor comprising stator and rotate relative to stator, described rotor comprises outer wheel hub, permanent magnet, bearing and end cap, described end cap is connected with outer wheel hub, the inner side of described outer wheel hub is provided with permanent magnet, and described end cap is connected with bearing; Described stator comprises axle, support, silicon steel sheet and coil, described axle matches with bearing, described support is fixedly connected with axle, and described support is provided with silicon steel sheet, is provided with line embedding groove in described silicon steel sheet, coil is embedded with in described line embedding groove, also comprise position transducer, described position transducer is embedded on axle, also comprises magnet ring, described magnet ring is arranged on end cap, and described position transducer is encoder.
As preferably, described line embedding groove is 36.
As preferably, described rotor pole logarithm is 16-23 couple.
A kind of hub-type motor of the present utility model is made up of stators and rotators, and rotor adopts outer wheel hub structure, and directly drive load movement, simple and reliable for structure, rotor comprises the formations such as permanent magnet, magnetic conduction steel ring, casing, wheel hub; Stator is positioned at outer wheel hub, and stator is made up of the iron core being wound with winding; Increased by the air-gap diameter of stator, reduce the thickness of permanent magnet simultaneously, change motor magnetic circuit, while motor performance promotes, the cost of motor declines.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of a kind of embodiment of the utility model.
Fig. 2 is the cutaway view of Fig. 1.
In figure: 1. axle; 2. support; 3. silicon steel sheet; 4. permanent magnetic material; 5. outer wheel hub; 6. end cap; 7. bearing; 8. position transducer; 100. rotor; 200. stator; 300. line embedding groove.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection range of the present utility model.
As shown in Figure 1-2, for the structural representation of a kind of embodiment of the present utility model, the rotor 100 that hub-type electric rotating machine comprises stator 200 and rotates relative to stator 200, described rotor 100 comprises outer wheel hub 5, permanent magnet 4, bearing 7 and end cap 6, described end cap 6 is connected with outer wheel hub 5, the inner side of described outer wheel hub 5 is provided with permanent magnet 4, and described end cap 6 is connected with bearing 7, described stator 200 comprises axle 1, support 2, silicon steel sheet 3 and coil, described axle 1 matches with bearing 7, described support 2 is fixedly connected with axle 1, described support 2 is provided with silicon steel sheet 3, line embedding groove 300 is provided with in described silicon steel sheet 3, coil is embedded with in described line embedding groove 300, also comprise position transducer 8 and magnet ring, described position transducer 8 is embedded on axle 1, for obtaining the deflection angle of rotor, can be the various transducers that can obtain position, described magnet ring is arranged on end cap 6, described position transducer 8 is encoder, encoder and magnet ring are oppositely arranged, for obtaining the deflection angle of magnet ring, thus obtain the deflection angle of rotor relative stator.
It should be noted that described line embedding groove 300 is 36, stator diameter is 198.5mm-200.4mm, and the air-gap diameter of described stator is for increasing, and the thickness of permanent magnet is 1-5mm.
It should be noted that described rotor 100 number of pole-pairs is 16-23 couple, described stator 200 and the stacked thickness of rotor 100 are 15mm-50mm.
End cap of the present utility model is connected with outer wheel hub, is connected with end cap between two outer wheel hubs be oppositely arranged, and forms one for placing the spatial accommodation of stator between end cap and outer wheel hub.The two ends of described support are circular, and be oppositely arranged with outer wheel hub, the cylindrical of support is provided with silicon steel sheet 3, and the inner side of outer wheel hub is also circular, and disc is provided with permanent magnet.
The course of work of the present utility model is as follows: the permanent magnet in rotor and the coil in stator are oppositely arranged, when the rotor is turning, actuating force is produced between permanent magnet and coil, rotate under magnetic field force effect, position transducer obtains the anglec of rotation of rotor, thus can determine the inflection point of rotor.
The standardized element that the utility model uses all can be commercially, shaped piece all can carry out customized according to specification with the record of accompanying drawing, the concrete connected mode of each part all adopts the conventional means such as bolt, rivet, welding ripe in prior art, machinery, part and equipment all adopt in prior art, conventional model, add that circuit connects and adopt connected mode conventional in prior art, be not described in detail in this.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and replacement, these improve and replace and also should be considered as protection range of the present utility model.
Claims (3)
1. a hub-type electric rotating machine, it is characterized in that, the rotor (100) comprising stator (200) and rotate relative to stator (200), described rotor (100) comprises outer wheel hub (5), permanent magnet (4), bearing (7) and end cap (6), described end cap (6) is connected with outer wheel hub (5), the inner side of described outer wheel hub (5) is provided with permanent magnet (4), and described end cap is connected with bearing (7); Described stator (200) comprises axle (1), support (2), silicon steel sheet (3) and coil, described axle (1) matches with bearing (7), described support (2) is fixedly connected with axle (1), described support (2) is provided with silicon steel sheet (3), line embedding groove (300) is provided with in described silicon steel sheet (3), described line embedding groove is embedded with coil in (300), also comprise position transducer (8) and magnet ring, described position transducer (8) is embedded on axle (1), described magnet ring is arranged on end cap (6), and described position transducer (8) is encoder.
2. electric rotating machine according to claim 1, is characterized in that, described line embedding groove (300) is 36.
3. electric rotating machine according to claim 1, is characterized in that, described rotor (100) number of pole-pairs is 16-23 couple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612830.5U CN204145243U (en) | 2014-10-23 | 2014-10-23 | A kind of hub-type electric rotating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612830.5U CN204145243U (en) | 2014-10-23 | 2014-10-23 | A kind of hub-type electric rotating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204145243U true CN204145243U (en) | 2015-02-04 |
Family
ID=52421907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420612830.5U Expired - Fee Related CN204145243U (en) | 2014-10-23 | 2014-10-23 | A kind of hub-type electric rotating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204145243U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425686A (en) * | 2017-09-26 | 2017-12-01 | 江苏雅迪科技发展有限公司宁波分公司 | Coreless disc type wheel hub motor |
| CN108539945A (en) * | 2018-06-27 | 2018-09-14 | 沈阳工业大学 | A kind of hub motor for electric automobile lightweight structure |
-
2014
- 2014-10-23 CN CN201420612830.5U patent/CN204145243U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425686A (en) * | 2017-09-26 | 2017-12-01 | 江苏雅迪科技发展有限公司宁波分公司 | Coreless disc type wheel hub motor |
| CN108539945A (en) * | 2018-06-27 | 2018-09-14 | 沈阳工业大学 | A kind of hub motor for electric automobile lightweight structure |
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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: 20150204 Termination date: 20151023 |
|
| EXPY | Termination of patent right or utility model |