CN107579641A - A kind of automobile start generator - Google Patents
A kind of automobile start generator Download PDFInfo
- Publication number
- CN107579641A CN107579641A CN201710989923.8A CN201710989923A CN107579641A CN 107579641 A CN107579641 A CN 107579641A CN 201710989923 A CN201710989923 A CN 201710989923A CN 107579641 A CN107579641 A CN 107579641A
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- rotor
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- stator core
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- armature winding
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- 238000004804 winding Methods 0.000 claims abstract description 51
- 210000000515 tooth Anatomy 0.000 claims description 7
- 230000004323 axial length Effects 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052802 copper Inorganic materials 0.000 abstract description 2
- 239000010949 copper Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000005284 excitation Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 230000000295 complement effect Effects 0.000 description 2
- 230000005347 demagnetization Effects 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
A kind of automobile start generator, belongs to electric motor of automobile and technical field of electric appliances, is made up of axle, rotor, stator core, armature winding, permanent magnet and bearing；The uniform 2K rectangular opening of periphery of rotor, K is positive integer；Stator core is made up of the 3K uniform sub- stator cores of " Contraband " shape, and respectively there is a side at sub- stator core both ends in fan-shaped stator tooth；Yoke portion among every sub- stator core accompanies a permanent magnet, and the root of each stator tooth is wound with armature winding.This technology magnetic circuit is short, enamel-covered wire is also short, therefore iron loss copper loss is few；The advantages of rotor can be with magnetic conduction can be given full play to, there is higher application value on automobile start generator.
Description
Technical field
The present invention relates to a kind of automobile start generator, belong to electric motor of automobile and technical field of electric appliances.
Background technology
Starter-generator can start engine as motor running, and and can carries as generator operation for electrical equipment
Power supply energy, it is the critical component of the novel energy-conserving automobiles such as hybrid power, idle stop automobile.With the development of automotive engineering, rise
Dynamic generator techniques are more and more applied on automobile.
For vehicle-mounted starting generator, in existing technology, applicant was once in number of patent application
201410073698.X：A kind of brushless direct-current reluctance type starter-generator, this application motor use reluctance type structure, lead to during generating
Exciting current is overregulated to keep the stabilization of output voltage, is rotated by reluctance torque during starting, armature coil series connection, is played turn
Square is big, is adapted to low-speed running；Magnetic field is produced using Exciting Windings for Transverse Differential Protection during generating, armature coil is in parallel, and armature-reaction is small, is adapted at a high speed
Operating.Also Application No. 201510021060.6：A kind of fly-wheel type permanent magnet starter-generator, invention motor permanent magnetism demagnetization effect
Should be small, therefore iron loss is few；The coil of coil and S poles stator poles in the stator poles of N poles can be with effective supplement；With outside flywheel-type turns
Minor structure and it can start and generator operation.
Application No. 201510021141.6：A kind of flywheel-type electrical excitation starter-generator.The technology realizes Lundell
Brushless excitation, excitation loss is small and non-carbonate slip ring；With flywheel-type outer-rotor structure, it is adapted for mount to outside engine crankshaft
End, form flywheel-type starter-generator；And the motor is operated by the principle of magnetic resistance change rate.
It is similar with the patent of the application such as Application No. 201510021133.1：A kind of outer rotor dynamotor.The Shen
Please dynamotor can be as motor running, and can is as generator operation；This application motor uses outer-rotor structure,
Its Exciting Windings for Transverse Differential Protection is located among motor, and using middle excitation, and formation double winding can be complementary, can effectively reduce motor
Torque pulsation or mains ripple.Except that, the root of each stator tooth of the application motor is wound with electricity with this application motor
Pivot winding.This technology uses central excitation mode, has higher application value on distance increasing unit generator.
The special construction of the technology of the present invention can play the advantages of rotor can be with magnetic conduction.Traditional permanent magnet starting motor, its electricity
Pivot winding and permanent magnet are too near apart, therefore armature-reaction subtracts magnetic or even demagnetization substantially to permanent magnet.Proposed by the present invention
Dynamic generator, magnetic circuit is short, enamel-covered wire is also short, therefore iron loss copper loss is few；In addition, also there are two complementary N poles stator coils
With S poles stator coil, permanent magnet number is few, and assembling is simple.
The content of the invention
Generated electricity to provide the automobile start that a kind of work(is lost less, effective output is big, compact-sized, easy to use
Machine, take following technical scheme：
A kind of automobile start generator, it is characterised in that：By axle, rotor, stator core, armature winding, permanent magnet and bearing group
Into；
Cup-shaped rotor is fixed on axle, and the uniform 2K rectangular opening of periphery of rotor, K is positive integer, from the side rectangle
Hole section is in sector；Stator core is fixed on motor body, and stator core is by the 3K uniform sub- stator cores of " Contraband " shape
Form, the yoke portion among sub- stator core is parallel to axis；
Respectively there is a side at sub- stator core both ends in fan-shaped stator tooth；All stator tooths are towards rotor-side and same height
The distance of the stator tooth at stator core both ends is less than the axial length of rotor rectangular opening；Yoke portion folder among every sub- stator core
There is a permanent magnet, all magnetizing directions are identical；Position among two rectangular openings of rotor being capable of axial magnetic conduction；Each stator tooth
Root be wound with armature winding, the armature winding in same sub- stator core is around to opposite.
A kind of automobile start generator as described above, it is characterised in that：The fan-shaped angle of stator tooth plank is equal to 30 degree,
The fan angle of rotor rectangular opening is equal to 60 degree, and all armature winding are around to identical.
A kind of automobile start generator as described above, it is characterised in that：The axle of stator tooth and rotor inner periphery contact surface
It is more than the axial width of stator root portion to width.
A kind of automobile start generator as described above, it is characterised in that：When rotor is inner rotor core, rotor is in cup
Type；When rotor is inner rotor core, rotor is in cylinder type.
A kind of automobile start generator, by axle, rotor, stator core, armature winding and set of permanent magnets into its feature exists
In：
Rotor is fixed on axle, and the uniform 4K rectangular opening of periphery of rotor, K is positive integer, and rectangular opening is in sector from the side；
Stator core is fixed on motor body, and stator core is made up of the 5K uniform sub- stator cores of Contraband font, and son is fixed
Sub middle yoke portion unshakable in one's determination is parallel to axis；There is a side at the both ends of every sub- stator core in fan-shaped stator tooth；Institute
Some stator tooths are less than the axial direction of rotor rectangular opening towards rotor-side and the distance of the stator tooth at same sub- stator core both ends
Length；
The surface of each stator tooth is fixed with permanent magnet；Two stator tooth magnetizing directions of same sub- stator core are opposite；
Position among two rectangular openings of rotor being capable of axial magnetic conduction；
The yoke portion of every sub- stator core is wound with armature winding；Armature winding in 5K all sub- stator cores is divided into five
Phase.
Beneficial effects of the present invention：
1 each phase winding is completely isolated, and permanent magnet and armature winding isolation, short circuit current will not cause the propagation of failure, improve
Reliability；
2 rotor magnetic conductive areas are big, and in the case where the magnetic of same saturation is close, the technology magnetic flux of the application is big, and back-emf is high, motor work(
Rate is big；
3 permanent magnets and armature winding are easy to radiate, and can be adapted to hot operation environment；
4 detent forces and rotary inertia are small, it is rapid to respond；
The machine winding of 5 present invention is all centralized winding, and internal resistance is small, efficiency high.
Brief description of the drawings
Fig. 1 is a kind of sectional side elevation of automobile start generator embodiment 1 of the technology of the present invention.Spiral shell is fixed in wherein 1 axle, 2 rotors, 3
Mother, 4 permanent magnets, 5 armature winding, 6 stator cores, 7 motor bodies；
Fig. 2 is the cross sectional view at the permanent magnet of embodiment 1.Wherein 1 axle, 4 permanent magnets, 5 armature winding；
The rotor of Fig. 3 embodiments 1 is the schematic diagram of outer-rotor structure.Wherein 7 rotors.
Fig. 4 is a kind of sectional side elevation of automobile start generator embodiment 2.Wherein, 1 axle, 2 rotors, 3 fixing nuts, 4 armatures around
Group, 5 stator cores, 6 permanent magnets；7 motor bodies.
Fig. 5 is the cross sectional view at the permanent magnet of embodiment 2.4 armature winding, 6 permanent magnets.
Schematic diagram when Fig. 6 is a kind of 1 magnetic resistance minimum of automobile start generator embodiment of the technology of the present invention.In 1 axle, 2 turns
Son, 3 fixing nuts, 4 permanent magnets, 5 armature winding, 6 stator cores, 7 motor bodies.
Embodiment
Fig. 1 is a kind of sectional side elevation of automobile start generator embodiment 1 of the technology of the present invention.Spiral shell is fixed in wherein 1 axle, 2 rotors, 3
Mother, 4 permanent magnets, 5 armature winding, 6 stator cores, 7 motor bodies.A kind of automobile start generator, it is outer-rotor structure, is in
The outer rotor of cup type is fixed on axle, and the uniform 2K rectangular opening of periphery of outer rotor, K is positive integer, from the side rectangular opening
Section is in sector；Stator core is fixed on motor body, and stator core is by the 3K uniform sub- stator core groups of " Contraband " shape
Into the yoke portion among sub- stator core is parallel to axis.
Respectively there is a side at sub- stator core both ends in fan-shaped stator tooth；All stator tooths are towards periphery and same
The distance of the stator tooth at one sub- stator core both ends is less than the axial length of outer rotor rectangular opening；Among every sub- stator core
Yoke portion accompany a permanent magnet, all magnetizing directions are identical；Position among two rectangular openings of outer rotor being capable of axial magnetic conduction；
The root of each stator tooth is wound with armature winding, and the armature winding in same sub- stator core is around to opposite.
The fan-shaped angle of stator tooth plank is equal to 30 degree, and the fan angle of outer rotor rectangular opening is equal to 60 degree, all armatures
Winding is around to identical.
The axial width of stator tooth and outer rotor inner periphery contact surface is more than the axial width of stator root portion.
Fig. 2 is the cross sectional view at the permanent magnet of embodiment 1.Wherein 1 axle, permanent magnet, 5 armature winding.Stator core is fixed on
On motor body, stator core is made up of 6 uniform sub- stator cores of " Contraband " shape, and the yoke portion among sub- stator core is parallel
In axis；Respectively there is a side at sub- stator core both ends in fan-shaped stator tooth；All stator tooths are towards periphery and same
The distance of the stator tooth at one sub- stator core both ends is less than the axial length of outer rotor rectangular opening.
Yoke portion among every sub- stator core accompanies a permanent magnet, and all magnetizing directions are identical；Two squares of outer rotor
Position among shape hole being capable of axial magnetic conduction；The root of each stator tooth is wound with armature winding, in same sub- stator core
Armature winding is around to opposite.
The rotor of Fig. 3 embodiments 1 is outer-rotor structure schematic diagram.Wherein 7 outer rotors.Cup-shaped outer rotor is fixed on axle
On, uniform 4 rectangular openings of periphery of outer rotor, rectangular opening section is in sector, the segment angle of outer rotor rectangular opening from the side
Degree is equal to 60 degree.
Fig. 4 is a kind of sectional side elevation of automobile start generator embodiment 2.
A kind of automobile start generator, by axle, rotor, stator core, armature winding and set of permanent magnets into its feature exists
In：
Rotor is fixed on axle, and the uniform 4K rectangular opening of periphery of rotor, K is positive integer, and rectangular opening is in sector from the side；
Stator core is fixed on motor body, and stator core is made up of the 5K uniform sub- stator cores of " Contraband " font, son
Yoke portion among stator core is parallel to axis；There is a side at the both ends of every sub- stator core in fan-shaped stator tooth；
All stator tooths are less than the axle of rotor rectangular opening towards rotor-side and the distance of the stator tooth at same sub- stator core both ends
To length；Position among two rectangular openings of rotor being capable of axial magnetic conduction.
Fig. 5 is the cross sectional view at the permanent magnet of embodiment 2.The surface of each stator tooth is fixed with permanent magnet；Same height is determined
Sub two stator tooth magnetizing directions unshakable in one's determination are opposite；
Schematic diagram when Fig. 6 is a kind of 1 magnetic resistance minimum of automobile start generator embodiment of the technology of the present invention, comparison diagram 1 and Fig. 6,
It can be seen that when rotor rotates, the magnetic linkage size of armature winding constantly changes.
Operation principle of the present invention can be obtained accordingly：Because the permanent magnet and armature pole of the present invention align in the axial direction, because
This when the part of rotor energy magnetic conduction is alignd with stator tooth, the magnetic resistance of the stator tooth linkage winding is minimum, armature winding magnetic linkage most
Greatly；When the fan-shaped pylone of rotor aligns stator tooth, the magnetic resistance maximum of the armature pole linkage winding, armature winding magnetic linkage are minimum.
When the part of rotor energy magnetic conduction moves closer to stator tooth, the self-induction of the phase armature winding is also increasing.Work as rotor
When being partially disengaged armature pole of magnetic conduction of energy unshakable in one's determination, the self-induction of the phase armature winding are also increasing.
Because the magnetic linkage of the mutual inductance of the application armature winding and permanent magnet, armature winding linkage is also constantly changing,
So if movable rotor, then armature winding can produce induced electromotive force.Here it is the application motor as generator operation
Principle.
When the application motor is run as starter, positive electricity is passed to the phase winding for producing positive induced electromotive force
Stream, then the winding can produce positive torque；Pass to negative current to the phase winding for producing negative induced electromotive force, then should be around
Group can produce positive torque.
Claims (4)
- A kind of 1. automobile start generator, it is characterised in that：It is made up of axle, rotor, stator core, armature winding, permanent magnet and bearing；Rotor is fixed on axle, and the uniform 2K rectangular opening of periphery of rotor, K is positive integer, and rectangular opening section is in from the side It is fan-shaped；Stator core is fixed on motor body, and stator core is made up of the 3K uniform sub- stator cores of " Contraband " shape, and son is fixed Sub middle yoke portion unshakable in one's determination is parallel to axis；Respectively there is a side at sub- stator core both ends in fan-shaped stator tooth；All stator tooths are towards rotor-side and same height The distance of the stator tooth at stator core both ends is less than the axial length of rotor rectangular opening；Yoke portion among every sub- stator core accompanies a permanent magnet, and all magnetizing directions are identical；Position among two rectangular openings of rotor being capable of axial magnetic conduction；The root of each stator tooth is wound with armature winding, and the armature winding in same sub- stator core is around to opposite.
- A kind of 2. automobile start generator as claimed in claim 1, it is characterised in that：The fan-shaped angle of stator tooth plank is equal to 30 degree, the fan angle of rotor rectangular opening equal to 60 degree, all armature winding around To identical.
- A kind of 3. automobile start generator as claimed in claim 1, it is characterised in that：The axial width of stator tooth and rotor inner periphery contact surface is more than the axial width of stator root portion.
- A kind of 4. automobile start generator as claimed in claim 1, it is characterised in that：When rotor is inner rotor core, rotor is cup-shaped；When rotor is inner rotor core, rotor is in cylinder type；A kind of automobile start generator, by axle, rotor, stator core, armature winding and set of permanent magnets into, it is characterised in that：Rotor is fixed on axle, and the uniform 4K rectangular opening of periphery of rotor, K is positive integer, and rectangular opening is in sector from the side；Stator core is fixed on motor body, and stator core is made up of the 5K uniform sub- stator cores of Contraband font, and son is fixed Sub middle yoke portion unshakable in one's determination is parallel to axis；There is a side at the both ends of every sub- stator core in fan-shaped stator tooth；Institute Some stator tooths are less than the axial direction of rotor rectangular opening towards rotor-side and the distance of the stator tooth at same sub- stator core both ends Length；The surface of each stator tooth is fixed with permanent magnet；Two stator tooth magnetizing directions of same sub- stator core are opposite；Position among two rectangular openings of rotor being capable of axial magnetic conduction；The yoke portion of every sub- stator core is wound with armature winding；Armature winding in 5K all sub- stator cores is divided into five Phase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710989923.8A CN107579641B (en) | 2017-10-23 | 2017-10-23 | A kind of automobile start generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710989923.8A CN107579641B (en) | 2017-10-23 | 2017-10-23 | A kind of automobile start generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107579641A true CN107579641A (en) | 2018-01-12 |
| CN107579641B CN107579641B (en) | 2019-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710989923.8A Active CN107579641B (en) | 2017-10-23 | 2017-10-23 | A kind of automobile start generator |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651371A (en) * | 2004-12-17 | 2005-08-10 | 天津大学 | Preparation method of 1,1-diaryl-3-propylene halide |
| JP2006101613A (en) * | 2004-09-29 | 2006-04-13 | Honda Motor Co Ltd | Flywheel magneto-generator |
| CN101183806A (en) * | 2007-10-09 | 2008-05-21 | 天津大学 | Magnetic flux inverse type electric motor |
| CN103633801A (en) * | 2012-08-28 | 2014-03-12 | 张新东 | Generator with stator consisting of magnetic poles and coils |
| CN103986255A (en) * | 2013-02-07 | 2014-08-13 | 艾默生环境优化技术(苏州)有限公司 | Switched reluctance motor and rotor thereof |
| CN105226894A (en) * | 2015-10-30 | 2016-01-06 | 赵明珍 | U-shaped stator permanent magnet switched reluctance machines |
| CN105245071A (en) * | 2015-10-30 | 2016-01-13 | 赵明珍 | Energy-saving permanent magnetism switched reluctance motor |
-
2017
- 2017-10-23 CN CN201710989923.8A patent/CN107579641B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006101613A (en) * | 2004-09-29 | 2006-04-13 | Honda Motor Co Ltd | Flywheel magneto-generator |
| CN1651371A (en) * | 2004-12-17 | 2005-08-10 | 天津大学 | Preparation method of 1,1-diaryl-3-propylene halide |
| CN101183806A (en) * | 2007-10-09 | 2008-05-21 | 天津大学 | Magnetic flux inverse type electric motor |
| CN103633801A (en) * | 2012-08-28 | 2014-03-12 | 张新东 | Generator with stator consisting of magnetic poles and coils |
| CN103986255A (en) * | 2013-02-07 | 2014-08-13 | 艾默生环境优化技术(苏州)有限公司 | Switched reluctance motor and rotor thereof |
| CN105226894A (en) * | 2015-10-30 | 2016-01-06 | 赵明珍 | U-shaped stator permanent magnet switched reluctance machines |
| CN105245071A (en) * | 2015-10-30 | 2016-01-13 | 赵明珍 | Energy-saving permanent magnetism switched reluctance motor |
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| Publication number | Publication date |
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| CN107579641B (en) | 2019-11-19 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180716 Address after: 266000 Wang Siwen, Department of logistics, Shandong Foreign Trade Vocational College, No. 201, Jufeng Road, Qingdao, Shandong. Applicant after: Shi Zhengqi Address before: 255090 Karen garden, Ma Shang Town, Zhangdian District, Zibo City, Zibo, Shandong 34, 419 Applicant before: Shi Liwei |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20191023 Address after: 221300 Jiangsu Xuzhou Pizhou City Hall Town Industrial Park Applicant after: Xuzhou Hui Bo Electromechanical Technology Co., Ltd. Address before: 266000 Wang Siwen, Department of logistics, Shandong Foreign Trade Vocational College, No. 201, Jufeng Road, Qingdao, Shandong. Applicant before: Shi Zhengqi |
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Address after: 2213116 Taishang Industrial Park, Yitang Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Jiangsu Huibo Electromechanical Technology Co.,Ltd. Address before: 221300 Jiangsu Xuzhou Pizhou City Hall Town Industrial Park Patentee before: XUZHOU HUIBO ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. |