CN109962543A - Rotor punching, rotor and motor - Google Patents
Rotor punching, rotor and motor Download PDFInfo
- Publication number
- CN109962543A CN109962543A CN201711420268.0A CN201711420268A CN109962543A CN 109962543 A CN109962543 A CN 109962543A CN 201711420268 A CN201711420268 A CN 201711420268A CN 109962543 A CN109962543 A CN 109962543A
- Authority
- CN
- China
- Prior art keywords
- rotor punching
- magnetic
- rotor
- cell wall
- lightening hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004080 punching Methods 0.000 title claims abstract description 115
- 230000006698 induction Effects 0.000 claims abstract description 36
- 210000002421 cell wall Anatomy 0.000 claims description 75
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 4
- 238000009826 distribution Methods 0.000 abstract description 13
- 239000000463 material Substances 0.000 abstract description 9
- 230000005484 gravity Effects 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 230000005284 excitation Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/26—Rotor cores with slots for windings
- H02K1/265—Shape, form or location of the slots
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a kind of rotor punching, rotor and motors, the rotor punching is used to be installed in the armature spindle of motor, and rotor punching is annular in shape, when motor operation, with non-magnetic sensillary area domain and the magnetic strength region that is surrounded by magnetic induction line on rotor punching, lightening hole is offered on rotor punching；Lightening hole is opened in non-magnetic sensillary area domain.The present invention is by opening up lightening hole in non-magnetic sensillary area domain, to under the distribution situation for not influencing former magnetic induction line, alleviate the specific gravity of entire motor shared by rotor punching, rotor is set to realize lightweight, improve the working efficiency of motor, material cost has been saved, and has been conducive to the heat dissipation of motor, particularly suitable on low voltage motor.
Description
Technical field
The present invention relates to technical field of motors, in particular to a kind of rotor punching, rotor and motor.
Background technique
In general, motor includes stator and rotor, around wired group on stator, rotor is stretched in stator, and rotor includes rotor
Axis and the mutually stacked multiple rotor punchings being installed on armature spindle offer magnetic slot, magnet steel on each rotor punching
The corresponding magnetic slot of all rotor punchings is worn, simultaneously to form electromagnetic excitation with stator in rotor rotation.
The rotor punching of motor in the prior art, to meet requirement, the outer diameter of rotor punching is with internal diameter compared with
Greatly, this certainly will increase the solid rotor that the specific gravity of entire motor shared by rotor, especially rotor punching are installed in low voltage motor
When on axis, so that rotor proportion is bigger, from being unable to make the overall weight of motor to lower, the work of motor is affected
Efficiency, and waste the material of manufacture rotor punching.
Technical staff also attempts to the weight for mitigating rotor punching by way of removal rotor punching material appropriate,
However, the mode for removing material in the prior art usually will affect the distribution of former magnetic induction line on rotor punching, to influence rotor
The set electromagnetic excitation with stator.
Summary of the invention
For the above-mentioned technical problems in the prior art, the embodiment provides one kind to have compared with weight power
Rotor punching.
In order to solve the above technical problems, the embodiment of the present invention the technical solution adopted is that:
A kind of rotor punching, for being installed in the armature spindle of motor, the rotor punching is annular in shape, works as motor operation
When, with non-magnetic sensillary area domain and the magnetic strength region surrounded by magnetic induction line on the rotor punching, offered on the rotor punching
Lightening hole；The lightening hole is opened in the non-magnetic sensillary area domain.
Preferably, the lightening hole is opened in the non-magnetic sensillary area domain outside the outermost layer magnetic induction line of rotor punching.
Preferably, the rotor punching offers multipair magnetic slot；Multipair lightening hole is offered on the rotor punching；It is more
To magnetic slot around one circle of axis arrangement of armature spindle, each pair of lightening hole and each pair of magnetic slot correspond lightening hole, and each pair of magnetic
Steel tank and corresponding each pair of lightening hole are symmetrical about the straight line T in the center of circle by rotor punching.
Preferably, the lightening hole has the first cell wall of the outer rim close to the rotor punching, rushes close to the rotor
Second cell wall of the inner hole of piece, the third cell wall and the 4th cell wall for connecting first cell wall and second cell wall；
First cell wall is located on circle D；The round D are as follows: rushed with straight line T corresponding to each pair of magnetic slot and the rotor
The intersection point A of circle where the outer rim of piece is the center of circle, with the circle of rotor punching described in distance on intersection point A to the cell wall magnetic slot
Heart O is that radius is formed by circle apart from nearest point B.
Preferably, first cell wall and second cell wall, second cell wall and the third cell wall, the third
Cell wall and the 4th cell wall pass through round-corner transition.
The invention also discloses a kind of rotors, for being installed in the stator of motor, the rotor include armature spindle and
On the armature spindle and mutually stacked multiple rotor punchings are installed in, the rotor punching is annular in shape, when motor operation, institute
It states on rotor punching with non-magnetic sensillary area domain and the magnetic strength region surrounded by magnetic induction line, the non-magnetic sensillary area of the rotor punching
Domain offers lightening hole, and the lightening hole of multiple rotor punchings is overlapped.
Preferably, the lightening hole is opened in the non-magnetic sensillary area domain outside the outermost layer magnetic induction line of rotor punching.
Preferably, the rotor punching offers multipair magnetic slot；Multipair lightening hole is offered on the rotor punching；It is more
To magnetic slot around one circle of axis arrangement of armature spindle, each pair of lightening hole and each pair of magnetic slot are corresponded, and each pair of magnetic slot with
And corresponding each pair of lightening hole is symmetrical about the straight line T in the center of circle by rotor punching.
Preferably, the lightening hole has the first cell wall of the outer rim close to the rotor punching, rushes close to the rotor
Second cell wall of the inner hole of piece, the third cell wall and the 4th cell wall for connecting first cell wall and second cell wall；
First cell wall is located on circle D；The round D are as follows: rushed with straight line T corresponding to each pair of magnetic slot and the rotor
The intersection point A of circle where the outer rim of piece is the center of circle, with the circle of rotor punching described in distance on intersection point A to the cell wall magnetic slot
Heart O is that radius is formed by circle apart from nearest point B.
The invention also discloses a kind of motor, including stator, the motor further include be installed in it is above-mentioned in the stator
Rotor.
Compared with prior art, the beneficial effect of rotor punching of the invention, rotor and motor is: the present invention passes through non-
Magnetic strength region opens up lightening hole, to alleviate entire electricity shared by rotor punching under the distribution situation for not influencing former magnetic induction line
The specific gravity of machine, makes rotor realize lightweight, improves the working efficiency of motor, has saved material cost, and be conducive to motor
Heat dissipation, particularly suitable on low voltage motor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the rotor punching that the embodiment of the present invention provides.
Fig. 2 is the structural schematic diagram for the motor that the embodiment of the present invention provides.
In figure:
10- rotor punching；11- lightening hole；The first cell wall of 111-；The second cell wall of 112-；113- third cell wall；114- the 4th
Cell wall；12- magnetic slot；13- magnetic induction line；20- stator；21- winding.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Formula elaborates to the present invention.
Such as Fig. 1 and as shown in connection with fig. 2, embodiment of the invention discloses a kind of rotor punching 10, multiple rotor punchings 10
What is be mutually stacked is installed on armature spindle, when motor operation, electromagnetic excitation is formed between stator 20 and rotor, so that rotor
There is magnetic induction line 13 to pass through in punching 10, the region which passes through is magnetic strength region, and the unsanctioned region of magnetic induction line 13 is
Non-magnetic sensillary area domain.Wherein, lightening hole 11 is offered on rotor punching 10, and lightening hole 11 is provided with non-magnetic sensillary area domain, thus
Lightening hole 11 is set not change the distribution situation of former magnetic induction line 13.
It should be noted that: the distribution situation of so-called original magnetic induction line 13 refers to that rotor punching 10 is not opening up lightening hole 11
In the case of, the distribution situation of the magnetic induction line 13 on rotor punching 10 determined by electromagnetic excitation is formed between stator 20 and rotor.
The present invention is by opening up lightening hole 11 in non-magnetic sensillary area domain, thus in the distribution situation for not influencing former magnetic induction line 13
Under, the specific gravity of entire motor shared by rotor punching 10 is alleviated, rotor is made to realize lightweight, improves the work effect of motor
Rate has saved material cost, and is conducive to the heat dissipation of motor, particularly suitable on low voltage motor.
For increase lightening hole 11 shared by rotor punching 10 area ratio, to mitigate weight and the saving of rotor punching 10 as far as possible
Material, lightening hole 11 are opened in the non-magnetic sensillary area domain outside the outermost layer magnetic induction line 13 of rotor punching 10.Due to outermost layer magnetic induction line
With the non-magnetic sensillary area domain of larger area outside 13, area is opened up so as to expand lightening hole 11.
In a preferred embodiment of the invention, such as Fig. 1 and as shown in connection with fig. 2, rotor punching 10 offers multipair magnetic
Steel tank 12, after multiple rotor punchings 10 are stacked, each pair of magnetic slot 12, which stacks, forms two holes, so that multipair hole is formed, pairs of
Magnet steel, which respectively corresponds, wears multipair hole；Multipair lightening hole 11 is offered on rotor punching 10；Multipair magnetic slot 12 is around armature spindle
One circle of axis arrangement, each pair of lightening hole 11 are corresponded with each pair of magnetic slot 12, and each pair of magnetic slot 12 and corresponding
Each pair of lightening hole 11 is symmetrical about the straight line T in the center of circle by rotor punching 10.In the present embodiment, each pair of magnetic slot 12 and
Each pair of magnet steel is symmetrical arranged so that the magnetic induction line 13 on rotor punching 10 has symmetrical characteristic, to make and each pair of magnet steel
The corresponding lightening hole 11 of slot 12 can be under the premise of not influencing the distribution of magnetic induction line 13, and the edge of lightening hole 11 is closer to magnetic
Line 13 is felt, so that further increase lightening hole 11 opens up area.
The shape of lightening hole 11 can there are many, in a preferred embodiment of the invention, such as Fig. 1 simultaneously combine Fig. 2 institute
Show, lightening hole 11 have close to rotor punching 10 outer rim the first cell wall 111, close to rotor punching 10 inner hole the second slot
Wall 112, the third cell wall 113 and the 4th cell wall 114 for connecting the first cell wall 111 and the second cell wall 112；First cell wall 111 is located at
On circle D；Circle D are as follows: the intersection point A with the circle where the outer rim of straight line T corresponding to each pair of magnetic slot 12 and rotor punching 10 is circle
The heart is apart from nearest point B to the center of circle O of the cell wall apart from rotor punching 10 to magnetic slot 12 in magnetic slot 12 with intersection point A
Radius is formed by circle.In the present embodiment, the position for justifying D where the first cell wall 111 of lightening hole 11 and magnetic induction line 13 are most
Outer layer is closest, and the distribution so as to maximum close magnetic induction line 13 without influencing magnetic induction line 13 further improves
Lightening hole 11 opens up area.Preferably, the first cell wall 111 and the second cell wall 112, the second cell wall 112 and third cell wall 113,
Third cell wall 113 and the 4th cell wall 114 pass through round-corner transition.Fillet is set between the sidewalls, to prevent between side wall
Junction generate stress concentrate, improve the intensity of rotor punching 10.
Such as Fig. 2 and as shown in connection with fig. 1, the embodiment of the present invention also discloses a kind of rotor, and the rotor is for being installed in electricity
In the stator 20 of machine.Stator 20 has winding 21, rotor includes armature spindle and be installed on armature spindle and be mutually stacked it is multiple on
Rotor punching 10 is stated, specifically, above-mentioned rotor punching 10 is annular in shape, has when motor operation, on rotor punching 10 non-
The non-magnetic sensillary area domain in magnetic strength region and the magnetic strength region surrounded by magnetic induction line 13, rotor punching 10 offers lightening hole 11, multiple
The lightening hole 11 of rotor punching 10 overlaps.
It should be noted that: the distribution situation of so-called original magnetic induction line 13 refers to that rotor punching 10 is not opening up lightening hole 11
In the case of, the distribution situation of the magnetic induction line 13 on the determined rotor punching 10 of electromagnetic excitation is formed between stator 20 and rotor.
Rotor provided by the present invention opens up lightening hole 11 by the non-magnetic sensillary area domain in rotor punching 10, thus in not shadow
Under the distribution situation for ringing original magnetic induction line 13, the specific gravity of entire motor shared by rotor punching 10 is alleviated, rotor is made to realize light weight
Change, improves the working efficiency of motor, saved material cost, and be conducive to the heat dissipation of motor, particularly suitable for low pressure
On motor.
For increase lightening hole 11 shared by rotor punching 10 area ratio, to mitigate weight and the saving of rotor punching 10 as far as possible
Material, such as Fig. 2 and as shown in connection with fig. 1, lightening hole 11 is opened in the non-magnetic sensillary area outside the outermost layer magnetic induction line 13 of rotor punching 10
Domain.Due to the non-magnetic sensillary area domain of larger area, opening up face so as to increase lightening hole 11 outside outermost layer magnetic induction line 13
Product.
In a preferred embodiment of the invention, such as Fig. 2 and as shown in connection with fig. 1, rotor punching 10 offers multipair magnetic
Steel tank 12, after multiple rotor punchings 10 are stacked, each pair of magnetic slot 12, which stacks, forms two holes, so that multipair hole is formed, pairs of
Magnet steel, which respectively corresponds, wears multipair hole；Multipair lightening hole 11 is offered on rotor punching 10；Multipair magnetic slot 12 is around armature spindle
One circle of axis arrangement, each pair of lightening hole 11 are corresponded with each pair of magnetic slot 12, and each pair of magnetic slot 12 and corresponding
Each pair of lightening hole 11 is symmetrical about the straight line T in the center of circle by rotor punching 10.In the present embodiment, each pair of magnetic slot 12 and
Each pair of magnet steel is symmetrical arranged so that the magnetic induction line 13 on rotor punching 10 has symmetrical characteristic, to make and each pair of magnet steel
The corresponding lightening hole 11 of slot 12 can be under the premise of not influencing the distribution of magnetic induction line 13, and the edge of lightening hole 11 is closer to magnetic
Steel wire, so that further increase lightening hole 11 opens up area.
The shape of lightening hole 11 can there are many, in a preferred embodiment of the invention, such as Fig. 2 simultaneously combine Fig. 1 institute
Show, lightening hole 11 have close to rotor punching 10 outer rim the first cell wall 111, close to rotor punching 10 inner hole the second slot
Wall 112, the third cell wall 113 and the 4th cell wall 114 for connecting the first cell wall 111 and the second cell wall 112；First cell wall 111 is located at
On circle D；Circle D are as follows: the intersection point A with the circle where the outer rim of straight line T corresponding to each pair of magnetic slot 12 and rotor punching 10 is circle
The heart is apart from nearest point B to the center of circle O of the cell wall apart from rotor punching 10 to magnetic slot 12 in magnetic slot 12 with intersection point A
Radius is formed by circle.In the present embodiment, the position for justifying D where the first cell wall 111 of lightening hole 11 and magnetic induction line 13 are most
Outer layer is closest, so as to maximum close magnetic induction line 13 without influencing magnetic induction line 13, further improves lightening hole
11 open up area.Preferably, the first cell wall 111 and the second cell wall 112, the second cell wall 112 and third cell wall 113, third slot
Wall 113 and the 4th cell wall 114 pass through round-corner transition.Fillet is set between the sidewalls, to prevent the handover between side wall
Place generates stress and concentrates, to improve the intensity of rotor punching 10.
The embodiment of the present invention also discloses a kind of motor, which includes stator 20 and be installed in upper in stator 20
State the rotor of structure.Since the rotor punching 10 of rotor has opened up lightening hole 11, to alleviate the overall weight of motor, make electricity
The working efficiency of machine is higher, and heat dissipation performance is more preferable.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (10)
1. a kind of rotor punching, for being installed in the armature spindle of motor, the rotor punching is annular in shape, work as motor operation
When, with non-magnetic sensillary area domain and the magnetic strength region surrounded by magnetic induction line on the rotor punching, which is characterized in that the rotor punching
On piece offers lightening hole；The lightening hole is opened in the non-magnetic sensillary area domain.
2. rotor punching according to claim 1, which is characterized in that the lightening hole is opened in the outermost layer of rotor punching
Non-magnetic sensillary area domain outside magnetic induction line.
3. rotor punching according to claim 2, which is characterized in that the rotor punching offers multipair magnetic slot；Institute
It states and offers multipair lightening hole on rotor punching；Axis arrangement one circle of the multipair magnetic slot around armature spindle, each pair of lightening hole and every
Magnetic slot is corresponded, and each pair of magnetic slot and corresponding each pair of lightening hole are about the center of circle by rotor punching
Straight line T is symmetrical.
4. rotor punching according to claim 3, which is characterized in that
The lightening hole have the outer rim close to the rotor punching the first cell wall, close to the rotor punching inner hole the
Two cell walls, the third cell wall and the 4th cell wall for connecting first cell wall and second cell wall；
First cell wall is located on circle D；The round D are as follows: with straight line T corresponding to each pair of magnetic slot and the rotor punching
The intersection point A of circle where outer rim is the center of circle, with intersection point A to the cell wall to magnetic slot up to the rotor punching center of circle O away from
It is that radius is formed by circle from nearest point B.
5. rotor punching according to claim 4, which is characterized in that first cell wall and second cell wall, described
Second cell wall and the third cell wall, the third cell wall and the 4th cell wall pass through round-corner transition.
6. a kind of rotor, for being installed in the stator of motor, the rotor includes armature spindle and is installed in the armature spindle
Upper and mutually stacked multiple rotor punchings, the rotor punching is annular in shape, when motor operation, has on the rotor punching
Non-magnetic sensillary area domain and the magnetic strength region surrounded by magnetic induction line, which is characterized in that open in the non-magnetic sensillary area domain of the rotor punching
Equipped with lightening hole, the lightening hole on multiple rotor punchings is overlapped.
7. rotor according to claim 6, which is characterized in that the lightening hole is opened in the outermost layer magnetic strength of rotor punching
Non-magnetic sensillary area domain outside line.
8. rotor according to claim 7, which is characterized in that the rotor punching offers multipair magnetic slot；Described turn
Multipair lightening hole is offered in sub- punching；Multipair magnetic slot is enclosed around the axis arrangement one of armature spindle, each pair of lightening hole and each pair of magnetic
Steel tank corresponds, and the straight line of each pair of magnetic slot and corresponding each pair of lightening hole about the center of circle by rotor punching
T is symmetrical.
9. rotor according to claim 8, which is characterized in that
The lightening hole have the outer rim close to the rotor punching the first cell wall, close to the rotor punching inner hole the
Two cell walls, the third cell wall and the 4th cell wall for connecting first cell wall and second cell wall；
First cell wall is located on circle D；The round D are as follows: with straight line T corresponding to each pair of magnetic slot and the rotor punching
The intersection point A of circle where outer rim is the center of circle, with intersection point A to the cell wall to magnetic slot up to the rotor punching center of circle O away from
It is that radius is formed by circle from nearest point B.
10. a kind of motor, including stator, which is characterized in that the motor further include be installed in the stator as right is wanted
Rotor described in asking any one of 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711420268.0A CN109962543A (en) | 2017-12-25 | 2017-12-25 | Rotor punching, rotor and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711420268.0A CN109962543A (en) | 2017-12-25 | 2017-12-25 | Rotor punching, rotor and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109962543A true CN109962543A (en) | 2019-07-02 |
Family
ID=67020848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711420268.0A Pending CN109962543A (en) | 2017-12-25 | 2017-12-25 | Rotor punching, rotor and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109962543A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111049299A (en) * | 2020-01-03 | 2020-04-21 | 深圳市风发科技发展有限公司 | Multi-slot high-voltage switch reluctance motor iron chip |
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| JP2005020855A (en) * | 2003-06-25 | 2005-01-20 | Matsushita Electric Ind Co Ltd | Motor |
| US20120049686A1 (en) * | 2010-08-27 | 2012-03-01 | Nidec Corporation | Rotary electric machine |
| CN102420473A (en) * | 2010-09-28 | 2012-04-18 | 本田技研工业株式会社 | Rotor |
| JP2012147597A (en) * | 2011-01-13 | 2012-08-02 | Toyota Motor Corp | Core plate for rotor and rotor for rotating electric machine |
| JP2013051811A (en) * | 2011-08-31 | 2013-03-14 | Sinfonia Technology Co Ltd | Movable element of linear driving device |
| JP2013123551A (en) * | 2011-12-15 | 2013-06-24 | Samsung Yokohama Research Institute Co Ltd | Motor |
| KR20170075595A (en) * | 2015-12-23 | 2017-07-03 | 한온시스템 주식회사 | A rotor for interior permanent magnet motors |
| CN207766047U (en) * | 2017-12-25 | 2018-08-24 | 北京明诚技术开发有限公司 | Rotor punching, rotor and motor |
-
2017
- 2017-12-25 CN CN201711420268.0A patent/CN109962543A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005020855A (en) * | 2003-06-25 | 2005-01-20 | Matsushita Electric Ind Co Ltd | Motor |
| US20120049686A1 (en) * | 2010-08-27 | 2012-03-01 | Nidec Corporation | Rotary electric machine |
| CN102420473A (en) * | 2010-09-28 | 2012-04-18 | 本田技研工业株式会社 | Rotor |
| JP2012147597A (en) * | 2011-01-13 | 2012-08-02 | Toyota Motor Corp | Core plate for rotor and rotor for rotating electric machine |
| JP2013051811A (en) * | 2011-08-31 | 2013-03-14 | Sinfonia Technology Co Ltd | Movable element of linear driving device |
| JP2013123551A (en) * | 2011-12-15 | 2013-06-24 | Samsung Yokohama Research Institute Co Ltd | Motor |
| KR20170075595A (en) * | 2015-12-23 | 2017-07-03 | 한온시스템 주식회사 | A rotor for interior permanent magnet motors |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111049299A (en) * | 2020-01-03 | 2020-04-21 | 深圳市风发科技发展有限公司 | Multi-slot high-voltage switch reluctance motor iron chip |
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