CN106208573A - Axial air gap switched reluctance motor structure - Google Patents
Axial air gap switched reluctance motor structure Download PDFInfo
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- CN106208573A CN106208573A CN201510210379.3A CN201510210379A CN106208573A CN 106208573 A CN106208573 A CN 106208573A CN 201510210379 A CN201510210379 A CN 201510210379A CN 106208573 A CN106208573 A CN 106208573A
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- Prior art keywords
- stator
- axial air
- magnetic resistance
- rotor
- switching magnetic
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- 238000004804 winding Methods 0.000 claims description 10
- 230000008901 benefit Effects 0.000 abstract description 3
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 1
- 150000002910 rare earth metals Chemical class 0.000 abstract 1
- 210000000515 tooth Anatomy 0.000 description 22
- 238000013461 design Methods 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012407 engineering method Methods 0.000 description 1
- 230000002964 excitative effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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Abstract
The invention discloses an axial air gap switching Reluctance Motor structure, the main Motor structure is a switching Reluctance Motor (Switched Reluctance Motor), which has high efficiency and does not need to adopt rare earth magnet materials (permanent magnets) which are rare day by day, therefore, the green energy Motor and the green energy household appliance have very high potential and benefit.
Description
Technical field
The present invention relates to a kind of axial air-gap switching magnetic resistance motor structure, espespecially one utilizes the axial gas of 3D
The special motor configuration design of gap, is effectively improved the field winding space availability ratio of switching magnetic resistance motor, and
And the most significantly simplify its winding mode, more further promote the power density of switching magnetic resistance motor, simplify horse
Reach assembling and reduce motor manufacturing cost.
Background technology
Along with the promotion of " Energy Star " or European Union " IEC efficiency specification ", the height of high-order fluid machinery
Effect motor demand rises, and TV university factory of external family such as Dyson is just accelerating the high-order dust suction of collocation high-efficient motor
Device, the new machine exploitation step of high-order hand dryer, hung down with Malaysian three ground by Britain, Singapore
Straight integration, and the participation of Japan motor production equipment dealer so that it is the machine ratio of collocation high-efficient motor
Fast lifting, ignites efficient family electric notor agitation.This case provide tool differentiation efficiently switch magnetic resistance motor
Examination volume production laboratory, and related application industry combines design, processing technology is verified and the examination of equipment and technology
Volume production verification platform, its technology contents include switching at a high speed magnetic resistance motor body examination volume production platform and motor with
Driving controller performance verification platform, the present invention can be applicable to high-order hand dryer 500W@20, and 000rpm switches magnetic
Resistance motor industrialization, corresponding following vacuum cleaner or other application, to promote domestic industry tool innovative product
Competitiveness.
Existing magnetic resistance motor is in order to reach the output of high torque, and its rotor salient pole structure height must be bright
Aobvious, enough magnetic resistance change rate could be produced.But, traditional silicon steel disc stacked structure, it is necessary to design complexity
Continuous punching processing technology, precise winding stacking engineering method, just can make so that " 3D height salient pole axially seals
Hold one's breath gap structure ".Therefore, use silicon steel plate core infrastructure cost high, and be unfavorable for producing in a large number system
Make.
Prior art refers to disclosed by U.S. Patent number US 005925965A, its entitled " Axial
Flux reluctance machine with two stator driving a rotor ", this case proposes special winding heap
Folded stalloy manufacture and assembling mode, costly and complicated more than the version that this case proposes！Turning of this case
Son the most different with stator core shape, and use single-phase more organize coiling.In comparison, list is adopted in this case
The footpath winding method of single group mutually.Therefore, winding is less, space availability ratio is higher.
Another prior art refers to U.S. Patent number US 2010/0295389A1, its entitled " Axial
flux switched reluctance motor and methods of manufacture”.Pub.Date:NOV.
25,2010, the prior art structure is complex, and assembly cost is higher, and its torsion radius is positioned at stator
Inner side.And this case torsion radius occurs in place of maximum radius, in comparison, the producible moment of this case
Bigger.
Another prior art refers to U.S. Patent number US 2012/0280587A1, its entitled " Motor
Topology with exchangeable components of form different classes of motors ", should
The rotor of prior art, stator core geometry different, thus requiredization to take assembly cost higher,
And this case rotor, stator core geometry are the most identical.Furthermore, the coiled wire-wound coil of the prior art is 4
Group, this case only has two groups, therefore this case cost is relatively low, but space availability ratio is far above the prior art.
And the prior art moment of torsion radius is relatively low, there is the space of improvement.
Summary of the invention
Disappearance based on solution prior art described above, the present invention is a kind of axial air-gap switching magnetic resistance horse
Reaching structure, its main purpose is to propose innovation advanced person's variable reluctance motor, and it has 3D structure
Axial air-gap, and the advantage that axial air-gap design has high torsion radius.
Another object of the present invention is to provide the axial footpath of the highest winding space utilization rate around wire group,
And rotor, stator are all symmetry, repetitive structure design simplification assembling etc.. demand ", use 3D
The core design of the soft-magnetic composite material (SMC) of structure, in addition to can making high salient pole structure,
This soft-magnetic composite material also has that high-frequency operation iron loss (iron loss) is extremely low, quickly can be pressed into mould
Type, 3D structure are beneficial to simplify assembling etc.. demand, to reach maximum power density and least cost
Design.The variable reluctance motor of this case, relative permeability is when high rotating speed, to power density (power
Density) impact is less obvious.
For reaching above-mentioned purpose, the present invention is a kind of axial air-gap switching magnetic resistance motor structure, and it includes:
A pair stator, this has a teeth portion of more than at least two to stator, and this on stator around being equipped with one
Coil, this two stator teeths angle is homophase；
Rotor, be arranged at this to stator between, and this rotor is interconnected so as to form integrative-structure, and this is right
Rotor has the teeth portion of two groups, and this teeth portion angle of two groups is by ninety degrees；And
Rotating shaft, is placed through this center to stator Yu this rotor, and this rotating shaft drives this rotor in this to fixed
Rotary motion is produced between son.
Preferably, this, to being additionally provided with a wire casing on stator, does one around the home for this coil.
Preferably, this coil position and this rotating shaft are in the same center of circle.
Preferably, the operating principle of this axial air-gap switching magnetic resistance motor is when this one of which to stator
First it is energized, makes the coil of this stator produce a magnetic, and rotor is attracted to produce 90 degree by this magnetic by this
Turning to of angle, makes this rotor teeth portion teeth portion angle with this stator close to zero degree, makes another stator the most again
Energising, the coil of this another stator also produces a magnetic, makes this that by this magnetic, rotor is produced 90 degree and revolves
Turn, so make this switching energising mutual to stator, so that this rotor produces seriality and rotates.
Preferably, this axial air-gap switching magnetic resistance motor also includes: a protecgulum, is arranged at this rotating shaft same
Side, is fixed on this one of which surface to stator；One bonnet, is arranged at relative to another of this rotating shaft
Side, is fixed on this surface to the another one of stator；Many fixing posts, are arranged at this protecgulum and this bonnet
Between, in order to make this protecgulum produce robust structure with this bonnet；Multiple retaining elements, those retaining elements
In order to fix this protecgulum and those fixing posts, and fix this fixing post and this bonnet.
Preferably, those retaining elements refer to screw and nut.
Preferably, is additionally provided with a pad between those retaining elements and this protecgulum.
Preferably, this axial air-gap switching magnetic resistance motor does a string with many group stators with rotor in this rotating shaft
Connect, so that this axial air-gap switching magnetic resistance motor forms three-phase motor.
Accompanying drawing explanation
Fig. 1 is the stereo decomposing structure chart of axial air-gap of the present invention switching magnetic resistance motor；
Fig. 2 is the assembling assumption diagram of Fig. 1；
Fig. 3 is the more detailed structure view of a pair stator of the present invention, a pair rotor and a rotating shaft.
Symbol description
1～first stator
11,12～first teeth portion
13～first coil
2～second stator
21,22～second teeth portion
23～second coil
3～rotor
31～the 3rd teeth portion
32～the 4th teeth portion
4～rotating shaft
51～protecgulum
52～bonnet
6～fixing post
7～retaining element
8～pad
Detailed description of the invention
Referring to shown in Fig. 1 to Fig. 3, it is the structure chart of axial air-gap of the present invention switching magnetic resistance motor,
It includes: a pair stator (first stator the 1, second stator 2), stator 1,2 is had at least by this
The teeth portion (first teeth portion 11 and the 12, second teeth portion 21 and 22) of more than two, and this to stator 1,
Around being equipped with a coil (first coil the 13, second coil 23) on 2, this also sets up on stator 1,2
There is a wire casing (not shown), do one around the home for this coil 13,23, this coil 13,23 winding
Position and rotating shaft 4 are in the same center of circle, and this two stator 1,2 teeth portion angle is homophase；One rotor 3, should
Rotor 3 be arranged at this to stator 1,2 between, this rotor 3 have two groups teeth portion (the 3rd teeth portion 31,
4th teeth portion 32), this teeth portion of two groups 31,32 angle of this rotor 3 is by ninety degrees；One rotating shaft
4, it is placed through this center to stator 1,2 with this rotor 3, this rotating shaft 4 drives this rotor 3 in this
To producing rotary motion between stator 1,2.
This axial air-gap switching magnetic resistance motor also includes: a protecgulum 51, is arranged at this rotating shaft 4 homonymy,
It is fixed on this one of which (being exemplified as the first stator 1) surface to stator；One bonnet 52, is arranged at
Relative to the opposite side of this rotating shaft 4, it is fixed on this another one (being exemplified as the second stator 2) to stator
Surface；Many fixing posts 6, are arranged between this protecgulum 51 and this bonnet 52, in order to make this protecgulum
51 produce robust structure with this bonnet 52；Multiple retaining elements 7, those retaining elements 7 are in order to fixing
This protecgulum 51 and those fixing posts 6, and fix this fixing post 6 and this bonnet 52, those fixing units
Being additionally provided with a pad 8 between part 7 and this protecgulum 51, those retaining elements 7 refer to screw and nut.
The operating principle of this axial air-gap above-mentioned switching magnetic resistance motor be when this to stator 1,2 wherein one
Person is first energized, and makes the first coil 13 of this stator (being exemplified as the first stator 1) produce a magnetic, and is somebody's turn to do
Rotor 3 is attracted to produce 90 degree of angles by this magnetic and is turned to, and makes the 3rd teeth portion 31 of this rotor 3 and is somebody's turn to do
First teeth portion 11,12 angle of the first stator 1 is close to zero degree, and (second is fixed to make another stator the most again
Son 2) energising, second coil 23 of this another stator (the second stator 2) also produces a magnetic, makes this
Rotor 3 is produced 90 degree by this magnetic and rotates, and makes this rotor 3 the 4th teeth portion 32 and this another stator (the
Two stators 2) the second teeth portion 21,22 angle close to zero degree, so make this that stator 1,2 is cut alternately
Change energising, so that this rotor 3 produces seriality and rotates.
This axial air-gap above-mentioned switching magnetic resistance motor does one with many group stators with rotor in this rotating shaft and concatenates, with
This axial air-gap switching magnetic resistance motor is made to form three-phase motor (not shown).
Disclosed by above-mentioned Fig. 1 to Fig. 3, it may be appreciated that the present invention proposes the switching magnetic resistance of an axial air-gap
Motor configuration, has 3D symmetry stator and rotor core, uses the circle concentric with rotating shaft wound excitatory
Coil, can be effectively improved motor space availability ratio and improve torsion density and power density.Carry simultaneously
Going out innovation advanced person's variable reluctance motor, it has the axial air-gap of 3D structure, and axial air-gap design
The advantage with high torsion radius.And the axial footpath of offer one the highest winding space utilization rate is around wire group,
And rotor, stator are all symmetry, repetitive structure design simplification assembling etc.. demand ", use 3D
The core design of the soft-magnetic composite material (SMC) of structure, in addition to can making high salient pole structure,
This soft-magnetic composite material also has that high-frequency operation iron loss (iron loss) is extremely low, quickly can be pressed into mould
Type, 3D structure are beneficial to simplify assembling etc.. demand, to reach maximum power density and least cost
Design.The variable reluctance motor of this case, relative permeability is when high rotating speed, to power density (power
Density) impact is less obvious.
Should be appreciated that above narration is only example for the present invention as set forth in the claims and says
Bright property, not it is any limitation as.According to the content of inventions disclosed herein, its of the present invention
He will be apparent to the person skilled in the art embodiment.It should be noted that this explanation
Book and embodiment only should be seen as example, and the actual range of the present invention is determined by claim.
Claims (7)
1. an axial air-gap switching magnetic resistance motor structure, includes:
A pair stator, this has at least two teeth portion to stator, and this is to the most wired on stator
Circle, this pair stator teeth angle is homophase；
Rotor, be arranged at this to stator between, this rotor has the teeth portion of two groups, these two groups of this rotor
Teeth portion angle by ninety degrees；And
Rotating shaft, is placed through this center to stator Yu this rotor, and this rotating shaft drives this rotor in this to fixed
Rotary motion is produced between son.
2. axial air-gap switching magnetic resistance motor structure as claimed in claim 1, wherein this is on stator
It is additionally provided with wire casing, for this coil around the home.
3. axial air-gap switching magnetic resistance motor structure, wherein this coil winding as claimed in claim 1
Position and this rotating shaft are in the same center of circle.
4. axial air-gap switching magnetic resistance motor structure, wherein this axial air-gap as claimed in claim 1
Switching magnetic resistance motor also includes:
Protecgulum, is arranged at this rotating shaft homonymy, is fixed on this one of which surface to stator；
Bonnet, is arranged at the opposite side relative to this rotating shaft, is fixed on this surface to the another one of stator；
Many fixing posts, are arranged between this protecgulum and this bonnet, in order to make this protecgulum produce with this bonnet
Robust structure；And
Multiple retaining elements, those retaining elements are in order to fix this protecgulum and those fixing posts and fixing
This fixing post and this bonnet.
5. axial air-gap switching magnetic resistance motor structure as claimed in claim 4, wherein those fixing units
Part refers to screw and nut.
6. axial air-gap switching magnetic resistance motor structure as claimed in claim 4, wherein those fixing units
It is additionally provided with pad between part and this protecgulum.
7. axial air-gap switching magnetic resistance motor structure, wherein this axial air-gap as claimed in claim 1
Switching magnetic resistance motor does one with many group stators with rotor in this rotating shaft and concatenates, so that this axial air-gap switching magnetic
Resistance motor forms three-phase motor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104109386 | 2015-03-24 | ||
| TW104109386A TWI528684B (en) | 2015-03-24 | 2015-03-24 | Axial air gap switched reluctance motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106208573A true CN106208573A (en) | 2016-12-07 |
Family
ID=56361395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510210379.3A Pending CN106208573A (en) | 2015-03-24 | 2015-04-29 | Axial air gap switched reluctance motor structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106208573A (en) |
| TW (1) | TWI528684B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863865A (en) * | 2017-12-12 | 2018-03-30 | 广西科技大学鹿山学院 | Transverse magnetic field outer rotor switched reluctance motor |
| CN109149810A (en) * | 2017-06-18 | 2019-01-04 | 南京理工大学 | A kind of axial magnetic flux disk type switch magnetoresistance electrical machinery with rotor chute structure |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979251A (en) * | 2016-10-24 | 2018-05-01 | 南京理工大学 | A kind of switched reluctance machines of novel axial magnetic flux tray type structure |
| CN107979255A (en) * | 2016-10-24 | 2018-05-01 | 南京理工大学 | A kind of Double-stator axial magnetic flow switched reluctance machines of big torque low pulse |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09247911A (en) * | 1996-03-05 | 1997-09-19 | Nippon Electric Ind Co Ltd | Switched reluctance motor |
| JP2004222384A (en) * | 2003-01-14 | 2004-08-05 | Toyota Motor Corp | Sr motor and its manufacturing method |
| CN101119039A (en) * | 2007-06-25 | 2008-02-06 | 江苏大学 | Axial switch reluctance motor |
| US20100295389A1 (en) * | 2006-06-12 | 2010-11-25 | Tessier Lynn P | Axial flux switched reluctance motor and methods of manufacture |
| CN102983694A (en) * | 2012-12-27 | 2013-03-20 | 上海交通大学 | Sectional type switch reluctance motor |
| DE102012013199A1 (en) * | 2011-10-08 | 2013-04-11 | Markus Schmuhl | Electromotor generator has rotor that is stabilized with compressed air at desired small distance in axial direction of stators |
| CN104184288A (en) * | 2013-05-27 | 2014-12-03 | 三星电机株式会社 | Switched reluctance motor |
| CN104362821A (en) * | 2014-09-29 | 2015-02-18 | 王国仁 | Multistage outer-rotor switched reluctance motor |
-
2015
- 2015-03-24 TW TW104109386A patent/TWI528684B/en active
- 2015-04-29 CN CN201510210379.3A patent/CN106208573A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09247911A (en) * | 1996-03-05 | 1997-09-19 | Nippon Electric Ind Co Ltd | Switched reluctance motor |
| JP2004222384A (en) * | 2003-01-14 | 2004-08-05 | Toyota Motor Corp | Sr motor and its manufacturing method |
| US20100295389A1 (en) * | 2006-06-12 | 2010-11-25 | Tessier Lynn P | Axial flux switched reluctance motor and methods of manufacture |
| CN101119039A (en) * | 2007-06-25 | 2008-02-06 | 江苏大学 | Axial switch reluctance motor |
| DE102012013199A1 (en) * | 2011-10-08 | 2013-04-11 | Markus Schmuhl | Electromotor generator has rotor that is stabilized with compressed air at desired small distance in axial direction of stators |
| CN102983694A (en) * | 2012-12-27 | 2013-03-20 | 上海交通大学 | Sectional type switch reluctance motor |
| CN104184288A (en) * | 2013-05-27 | 2014-12-03 | 三星电机株式会社 | Switched reluctance motor |
| CN104362821A (en) * | 2014-09-29 | 2015-02-18 | 王国仁 | Multistage outer-rotor switched reluctance motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149810A (en) * | 2017-06-18 | 2019-01-04 | 南京理工大学 | A kind of axial magnetic flux disk type switch magnetoresistance electrical machinery with rotor chute structure |
| CN107863865A (en) * | 2017-12-12 | 2018-03-30 | 广西科技大学鹿山学院 | Transverse magnetic field outer rotor switched reluctance motor |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI528684B (en) | 2016-04-01 |
| TW201635675A (en) | 2016-10-01 |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161207 |
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