CN106451836A - Stator core and motor - Google Patents
Stator core and motor Download PDFInfo
- Publication number
- CN106451836A CN106451836A CN201610804838.5A CN201610804838A CN106451836A CN 106451836 A CN106451836 A CN 106451836A CN 201610804838 A CN201610804838 A CN 201610804838A CN 106451836 A CN106451836 A CN 106451836A
- Authority
- CN
- China
- Prior art keywords
- yoke core
- core
- interior
- arc
- interior yoke
- 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
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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
Abstract
The invention provides a stator core and a motor. The stator core comprises an external yoke iron core (1) and an internal yoke iron core (2), wherein the external yoke iron core (1) is provided with an internal hole (3), and the internal yoke iron core (2) is embedded in the internal hole (3) of the external yoke iron core (1). The length and width of the internal yoke iron core (2) are not equal, and a main winding duct is formed between the width direction of the internal yoke iron core (2) and the external yoke iron core (1). The stator core provided by the invention can reduce the consumption of enamelled wires, and saves the cost.
Description
Technical field
The present invention relates to motor device technical field, in particular to a kind of stator core and motor.
Background technology
At present, to high rotating speed small-power fan electromotor increase in demand on market, and conventional motors mostly are full circle multi-groove structure,
Manufacturing procedure complexity, high cost.Further, since high rotating speed fan requires motor speed more than 2000 turns, traditional level Four
Motor in synchrony rotating speed is 1500 turns, does not therefore reach its high rotation speed requirements, it is necessary to adopt secondary structure.Existing iron core is 16 grooves,
Suitable for four-stage motor, if carrying out two grades of wirings on this iron core, need using big ringlet or other wire laying modes, using enamel-cover
Line such as weight of copper wire is relatively many, causes cost to increase.
Content of the invention
In view of this, it is an object of the invention to provide a kind of stator core and motor, it is possible to use two grades of wirings improve electricity
Machine rotating speed.It is possible to further reduce the consumption of enamel-covered wire, cost-effective.
For achieving the above object, according to an aspect of the invention, there is provided a kind of stator core, including outer yoke core and
Interior yoke core, outer yoke core is provided with endoporus, and interior yoke core is embedded at the interior in the hole of outer yoke core, and the length and width of interior yoke core are not
Deng, and main winding wire casing is formed between the width of interior yoke core and outer yoke core.
Preferably, in outer yoke core correspondence, the two ends of the length direction of yoke core are provided with the detent of arc, interior yoke
The two ends of the length direction of iron core are embedded in detent.
Preferably, outer yoke core correspond in the two ends of width of yoke core be provided with straight inwall, straight inwall with
Main winding wire casing is formed between interior yoke core.
Preferably, at least one end male-female engagement of the detent of outer yoke core and the length direction of interior yoke core.
Preferably, in a detent of outer yoke core, arc convex is provided with, right on the length direction of interior yoke core
Should detent one end be provided with arc convex coordinate arc groove.
Preferably, arc convex deviates the centrally disposed of detent.
Preferably, at least one end of the width of interior yoke core is provided with the first magnetic bridge of arcs of recesses, the first magnetic bridge
Opening is towards outer yoke core.
Preferably, on the inwall of outer yoke core, corresponding first magnetic bridge is provided with convex arc, and convex arc and the first magnetic bridge are circular arc,
And the diameter with diameter greater than the first magnetic bridge of convex arc.
Preferably, at least one end of the width of interior yoke core is provided with the second magnetic bridge of arcs of recesses, the first magnetic bridge position
In the center of the length direction of interior yoke core, the second magnetic bridge and the first magnetic bridge interval setting.
Preferably, interior yoke core also includes centre bore, and interior yoke core also includes to be arranged on the centre hole side of interior yoke core
Auxiliary winding groove, auxiliary winding groove is communicated to centre bore, and two auxiliary winding grooves are arranged around the centrosymmetry of interior yoke core.
Preferably, the outer wall of outer yoke core includes that arc side and straight flange, arc side and straight flange staggered are set in the periphery of outer yoke core
Put.
According to a further aspect in the invention, there is provided a kind of motor, including stator core, the stator core is above-mentioned to determine
Sub- iron core.
The stator core of the application present invention, including outer yoke core and interior yoke core, outer yoke core is provided with endoporus, interior yoke
Core is embedded at the interior in the hole of outer yoke core, the length and width of interior yoke core, and in yoke core width and outer yoke core it
Between formed main winding wire casing.Due to stator core being split up into outer yoke core and interior yoke core in the present invention, and between
Form main winding wire casing, therefore can place main winding in the middle of two iron cores, without reuse first coiling again in groove rule work
Sequence, directly can be wound on enamel-covered wire on skeleton, be pressed in outer yoke in-core together with interior yoke core, can save enamel-covered wire use
Amount, reduces material cost, while improving the utilization ratio of iron core, also convenient formation secondary structure, preferably can meet
The high-speed rotation demand of motor.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for the present invention is explained, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of the stator core of the embodiment of the present invention；
Fig. 2 is the structural representation of the outer yoke core of the stator core of the embodiment of the present invention；
Fig. 3 is the structural representation of the interior yoke core of the stator core of the embodiment of the present invention.
Description of reference numerals：1st, outer yoke core；2nd, interior yoke core；3rd, endoporus；4th, main winding wire casing；5th, detent；6、
Straight inwall；7th, arc convex；8th, arc groove；9th, the first magnetic bridge；10th, convex arc；11st, the second magnetic bridge；12nd, auxiliary winding groove；13、
Centre bore；14th, arc side；15th, straight flange.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Corresponding accompanying drawing is clearly and completely described to technical solution of the present invention.Obviously, described embodiment is only the present invention one
Section Example, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
The every other embodiment for being obtained under the premise of going out creative work, belongs to the scope of protection of the invention.
In conjunction with referring to shown in Fig. 1 to Fig. 3, embodiments in accordance with the present invention, stator core includes outer yoke core 1 and interior yoke
Core 2, outer yoke core 1 is provided with endoporus 3, and interior yoke core 2 is embedded in the endoporus 3 of outer yoke core 1, and the length and width of interior yoke core 2 are not
Deng, and main winding wire casing 4 is formed between the width of interior yoke core 2 and outer yoke core 1.
Due to stator core being split up into outer yoke core 1 and interior yoke core 2 in the present invention, and between formed main around
Group wire casing 4, therefore can place main winding in the main winding wire casing 4 in the middle of two iron cores, without reusing first coiling again in groove
The operation of rule, directly can be wound on enamel-covered wire on skeleton, be pressed in outer yoke in-core, can save paint together with interior yoke core
Envelope curve consumption, reduces material cost, while the utilization ratio of iron core is improved, also convenient formation secondary structure, can be more preferable
Ground meets the high-speed rotation demand of motor.
Endoporus 3 should cooperatively form anti-rotation structure with interior yoke core 2 so that interior yoke core 2 can stable position in endoporus 3
Interior, and will not relatively rotate, the length and width of endoporus 3 therefore can be made to differ, and the length and width of interior yoke core 2, interior yoke
The length of core 2 is consistent with the length direction of endoporus 3, and the width of interior yoke core 2 is consistent with the width of endoporus 3, and interior yoke
The length two ends of core 2 snap in the two ends of the length direction of endoporus 3, so as to form tight fit.
In the present embodiment, outer yoke core 1 correspond to the length direction of interior yoke core 2 two ends be provided with arc positioning recessed
Groove 5, the two ends of the length direction of interior yoke core 2 are embedded in detent 5.Detent 5 is whole interior with respect to outer yoke core 1
Side face indent, the length ratio of the interior yoke core 2 being enable in the embedded detent 5 is located at the outside of detent 5
The length of the endoporus 3 for dividing is all long, and interior yoke core 2 can be therefore be positioned in detent 5, and will not be from detent 5
Inside produce, so as to the stability of fit structure between outer yoke core 1 and interior yoke core 2 is improve, effectively prevent from sending out between the two
Raw relative rotation.
Traditional core structure is the structure of circular or square band winding slot, and wire embeding ways are first coiling, are embedded in afterwards and determine groove
Interior；The present invention using stator core on interior yoke core 2, directly carry out coiling, then be pressed into outer yoke together with interior yoke core 2
Core 1, eliminates rule operation.Due to being entrenched togather after outer yoke core 1 and interior 2 separate machined of yoke core, therefore, it is possible to letter
Change the manufacturing procedure of stator, the embedding one of mechanization handss is realized by yoke separation, the outer yoke core 1 of raising is added with interior yoke core 2
Work and packaging efficiency.
Preferably, outer yoke core 1 corresponds to the two ends of the width of interior yoke core 2 and is provided with straight inwall 6, straight inwall
Main winding wire casing 4 is formed between 6 and interior yoke core 2.The outer yoke core that will match with the side of the width of interior yoke core 2
1 inwall is set to straight inwall, easily facilitates and interior yoke core 2 is pressed in outer yoke core 1.Interior yoke core 2 is being pressed into
To outer yoke core 1 during, the both sides that skeleton can be enclosed within interior yoke core 2 are then placed within outer yoke core 1, are then made
With frock, iron core and skeleton are together pressed into.
The detent 5 of outer yoke core 1 and at least one end male-female engagement of the length direction of interior yoke core 2, can pass through
Male-female engagement between the detent 5 of outer yoke core 1 and interior yoke core 2 is further determined to position between the two
Position, so as to more efficiently determine shading ring deflection direction, it is ensured that motor steering is fixed.
Preferably, in a detent 5 of outer yoke core 1, arc convex 7, the length direction of interior yoke core 2 are provided with
On to should detent 5 one end be provided with arc convex 7 coordinate arc groove 8.Only fixed at one of outer yoke core 1
Arc convex 7 is provided with the groove 5 of position, the internal yoke core of male-female engagement between arc convex 7 and arc groove 8 can be passed through
Fool proof is played a part of in 2 installations in the outer yoke core 1, prevents the installation direction mistake of interior yoke core 2, improves and joins between the two
Close the accuracy that installs, it is also possible to the installation effectiveness in improving between yoke core 2 and outer yoke core 1.
Preferably, arc convex 7 deviates the centrally disposed of detent 5.
At least one end of the width of interior yoke core 2 is provided with the first magnetic bridge 9 of arcs of recesses, the opening of the first magnetic bridge 9
Towards outer yoke core 1.The introducing of the first magnetic bridge 9 increases the interelectrode magnetic leakage between outer yoke core 1 and interior yoke core 2, although drop
Low excitation reactance, exciting current increase is caused, torque capacity reduces, but increased the mutual flux of main winding and auxiliary winding so that one
Air-gap flux under extremely is changed into trapezoidal from rectangle, reduces the harmonic component of air-gap flux, therefore, it is possible to cause the operation of motor
Reliability is higher, and anti-harmonic wave ability is higher.
Preferably, on the inwall of outer yoke core 1, corresponding first magnetic bridge 9 is provided with convex arc 10, convex arc 10 with diameter greater than the
The diameter of one magnetic bridge 9.Due to having end cap fixing hole on outer yoke core 1, if inwall is corresponded at the first magnetic bridge 9 is set to straight flange,
The insufficient strength of outer yoke core 1 may be caused, easily as deformation occurs in vibration in transportation, additionally, convex arc 10 also may be used
With fixed insulation skeleton, so as to prevent its upper and lower play.
Preferably, at least one end of the width of interior yoke core 2 is provided with the second magnetic bridge 11 of arcs of recesses, the first magnetic bridge
The center of 9 length directions for being located at interior yoke core 2, the second magnetic bridge 11 and 9 interval setting of the first magnetic bridge.Second magnetic bridge 11 with
First magnetic bridge 9 matches, and can increase the interelectrode magnetic leakage between outer yoke core 1 and interior yoke core 2 further, reduces air-gap flux
Harmonic component, formation air-gap flux distribution curve that can be as well as possible, make the curve shape farthest be close to sine,
Suppression motor electromagnetic noise.
Interior yoke core 2 also includes centre bore 13, and interior yoke core 2 also includes the pair for being arranged on the centre hole side of interior yoke core 2
Slot for winding 12, auxiliary winding groove 12 is communicated to centre bore 13, and two auxiliary winding grooves 12 are arranged around the centrosymmetry of interior yoke core 2.Secondary
Slot for winding 12 can be used to install auxiliary winding, and preferably its width is about 1.2 to 2mm.The length of auxiliary winding groove 12 and interior yoke core 2
Angle between the centrage in direction is, for example, 10 to 30 degree, it is preferable that the angle is 15 degree, to its purpose is to as well as possible
Formation air-gap flux distribution curve, make the curve shape farthest be close to sine, suppress motor electromagnetic noise.
In the present embodiment, the outer wall of outer yoke core 1 includes arc side 14 and straight flange 15, arc side 14 and straight flange 15 in outer yoke
The periphery of core 1 is crisscross arranged.As the position of main winding distribution is at the two poles of the earth, this structure can make more magnetic lines of force divide along iron core
Cloth so that the leakage field of iron core is few, efficiency high, and punching area is little, can reduce punching cost, improves punching utilization rate.
Preferably, arc side 14 and straight flange 15 are respectively four, to be crisscross arranged to form circular butt shape in the periphery of outer yoke core 1
Shape.Preferably, the outside diameter of outer yoke core 1 is 58mm, butt a size of 54mm × 55.1mm, with interior on outer yoke core 1
Hole, it is 45～48mm that endoporus total length is 49mm, endoporus diameter, and the arc radius of the detent 5 for coordinating with interior yoke core 2 are
14mm.
Preferably, interior 2 length of yoke core is identical with outer 1 length of yoke core, is 49mm；There is centre bore 13 on interior yoke core 2,
The a diameter of 25mm of centre bore 13, arc groove 8 is used for coordinating arc convex 7 to determine shading ring deflection direction, it is ensured that motor steering
Fixation, preferably circular arc and arc radius are 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～2mm 1～；Preferably, the second magnetic bridge radius is 1.5～2mm, the first magnetic bridge radius
For 2～3.5mm；12 width of auxiliary winding groove is 1.2～2mm, can accommodate square shade ring.
A kind of embodiments in accordance with the present invention, there is provided motor, including stator core, the stator core is above-mentioned stator
Iron core.
The stator core of the present invention is due to employing two grades of winding schemes, it is possible to increase the rotating speed of motor, while load turns
Square is relatively low, it is adaptable to the little load of high rotating speed, rotary inertia.The motor operation mode is stable, and winding current change is little, due to
Two grades of structure causes output torque less, therefore also problem will not occur during the operation of load stall, so running and comparing reliability.
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Mutually combine.
The above, be only presently preferred embodiments of the present invention, not makees any pro forma restriction to the present invention, according to
According to any simple modification, equivalent variations and modification that the technical spirit of the present invention is made to above example, this is all still fallen within
In the range of bright technical scheme.
Claims (12)
1. a kind of stator core, it is characterised in that including outer yoke core (1) and interior yoke core (2), outer yoke core (1) sets
Endoporus (3) is equipped with, interior yoke core (2) are embedded in the endoporus (3) of outer yoke core (1), interior yoke core (2)
Main winding wire casing (4) is formed between length and width, and the width of interior yoke core (2) and outer yoke core (1).
2. stator core according to claim 1, it is characterised in that the described interior yoke core of described outer yoke core (1) correspondence
(2) two ends of length direction are provided with the detent (5) of arc, and the two ends of the length direction of interior yoke core (2) are embedding
Enter in the detent (5).
3. stator core according to claim 1, it is characterised in that the described interior yoke core of described outer yoke core (1) correspondence
(2) two ends of width are provided with straight inwall (6), are formed between straight inwall (6) and interior yoke core (2)
Main winding wire casing (4).
4. stator core according to claim 2, it is characterised in that the detent (5) of outer yoke core (1) and institute
State at least one end male-female engagement of the length direction of interior yoke core (2).
5. stator core according to claim 4 a, it is characterised in that detent (5) of outer yoke core (1)
Inside be provided with arc convex (7), on the length direction of interior yoke core (2) to should one end of detent (5) be provided with
The arc groove (8) for coordinating with the arc convex (7).
6. stator core according to claim 5, it is characterised in that described arc convex (7) deviate the detent
(5) centrally disposed.
7. stator core according to claim 1, it is characterised in that the width of interior yoke core (2) is at least
One end is provided with first magnetic bridge (9) of arcs of recesses, and the opening of the first magnetic bridge (9) is towards outer yoke core (1).
8. stator core according to claim 7, it is characterised in that corresponding described on the inwall of outer yoke core (1)
First magnetic bridge (9) is provided with convex arc (10), and convex arc (10) are circular arc, and the convex arc with the first magnetic bridge (9)
(10) the diameter with diameter greater than the first magnetic bridge (9).
9. stator core according to claim 7, it is characterised in that the width of interior yoke core (2) is at least
One end is provided with second magnetic bridge (11) of arcs of recesses, and described first magnetic bridge (9) are located at the length direction of interior yoke core (2)
Center, the second magnetic bridge (11) and the first magnetic bridge (9) interval setting.
10. stator core according to claim 1, it is characterised in that interior yoke core (2) also include centre bore
(13), described interior yoke core (2) the auxiliary winding groove (12) for also including to be arranged on the centre hole side of interior yoke core (2), described
Auxiliary winding groove (12) is communicated to the centre bore (13), and two auxiliary winding groove (12) are around the center of interior yoke core (2)
It is symmetrical arranged.
11. stator cores according to claim 1, it is characterised in that the outer wall of outer yoke core (1) includes arc side
(14) and straight flange (15), arc side (14) and the straight flange (15) are crisscross arranged in the periphery of outer yoke core (1).
A kind of 12. motors, including stator core, it is characterised in that the stator core is any one of claim 1 to 11 institute
The stator core that states.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610804838.5A CN106451836A (en) | 2016-09-06 | 2016-09-06 | Stator core and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610804838.5A CN106451836A (en) | 2016-09-06 | 2016-09-06 | Stator core and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106451836A true CN106451836A (en) | 2017-02-22 |
Family
ID=58164319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610804838.5A Pending CN106451836A (en) | 2016-09-06 | 2016-09-06 | Stator core and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106451836A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2233531C1 (en) * | 2002-11-13 | 2004-07-27 | Открытое акционерное общество "Чебоксарское научно-производственное приборостроительное предприятие "ЭЛАРА" | Single-phase induction motor |
| JP2008061312A (en) * | 2006-08-29 | 2008-03-13 | Yaskawa Electric Corp | Stator and motor equipped with the same |
| CN201937418U (en) * | 2010-12-31 | 2011-08-17 | 上海卡固电气设备有限公司 | Stator of dipolar shaded pole motor |
| CN104348268A (en) * | 2013-08-09 | 2015-02-11 | 德昌电机(深圳)有限公司 | Single-phase brushless motor |
| CN204992839U (en) * | 2015-09-10 | 2016-01-20 | 德昌电机(深圳)有限公司 | Single -Phase permanent -Magnet motor |
| US20160226351A1 (en) * | 2012-12-12 | 2016-08-04 | Metabowerke Gmbh | Method for Producing a Stator for an Electric Motor |
| CN206077092U (en) * | 2016-09-06 | 2017-04-05 | 珠海凯邦电机制造有限公司 | Stator core and motor |
-
2016
- 2016-09-06 CN CN201610804838.5A patent/CN106451836A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2233531C1 (en) * | 2002-11-13 | 2004-07-27 | Открытое акционерное общество "Чебоксарское научно-производственное приборостроительное предприятие "ЭЛАРА" | Single-phase induction motor |
| JP2008061312A (en) * | 2006-08-29 | 2008-03-13 | Yaskawa Electric Corp | Stator and motor equipped with the same |
| CN201937418U (en) * | 2010-12-31 | 2011-08-17 | 上海卡固电气设备有限公司 | Stator of dipolar shaded pole motor |
| US20160226351A1 (en) * | 2012-12-12 | 2016-08-04 | Metabowerke Gmbh | Method for Producing a Stator for an Electric Motor |
| CN104348268A (en) * | 2013-08-09 | 2015-02-11 | 德昌电机(深圳)有限公司 | Single-phase brushless motor |
| CN204992839U (en) * | 2015-09-10 | 2016-01-20 | 德昌电机(深圳)有限公司 | Single -Phase permanent -Magnet motor |
| CN206077092U (en) * | 2016-09-06 | 2017-04-05 | 珠海凯邦电机制造有限公司 | Stator core and motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11699931B2 (en) | Rotor structure of interior permanent magnet motor | |
| CN108336845B (en) | Rotor structure, permanent magnet auxiliary synchronous reluctance motor and electric automobile | |
| CN103683777A (en) | Permanently excited synchronous motor with ferrite magnets | |
| CN107994702A (en) | Rotor and magneto | |
| CN105471140A (en) | Rotor iron core and motor equipped with same | |
| CN106374707B (en) | Motor | |
| CN110323863A (en) | Asymmetric combined magnetic pole type magneto | |
| CN101986513B (en) | Fractional slot single and double-layer lap winding for servo permanent magnet synchronous motor | |
| CN106602762A (en) | Magnetic steel rotor and permanent magnet synchronous motor | |
| CN207134963U (en) | Rare-earth permanent-magnet electric machine and compressor | |
| CN104578650A (en) | Motor | |
| CN110601481A (en) | Birotor permanent magnet synchronous reluctance motor and configuration method | |
| CN206077092U (en) | Stator core and motor | |
| CN206332591U (en) | Permanent magnetism assist type bearingless synchronous reluctance motor | |
| CN108173403A (en) | A kind of pole-changing expansion speed permanent magnet synchronous motor | |
| CN106451836A (en) | Stator core and motor | |
| CN205070632U (en) | Magnet steel rotor and PMSM | |
| CN201860191U (en) | Mixed concentric single-double-layer winding of servo permanent magnet synchronous motor | |
| CN100550581C (en) | Intermediate frequency magneto Three-phase Single-layer Windings | |
| CN207124500U (en) | A kind of magnet steel full-embedded type concentratred winding latent oil permasyn morot | |
| CN205986570U (en) | Novel diameter of axle is to accent magneto of magnetic flow | |
| CN203800785U (en) | Double-speed high-pressure explosion-proof three-phase asynchronous motor employing non-double-pole design | |
| CN104467224A (en) | Permanent magnet rotary electrical machine and wind-power generation system | |
| CN205195528U (en) | Single -phase brushless motor | |
| CN206135589U (en) | High efficiency motor and new forms of energy electric vehicle of complete all magnetic flow split pole formula circumference windings |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |