CN105099029A - Magnetic ring assembly, rotor assembly, motor and washing machine - Google Patents
Magnetic ring assembly, rotor assembly, motor and washing machine Download PDFInfo
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- CN105099029A CN105099029A CN201510575146.3A CN201510575146A CN105099029A CN 105099029 A CN105099029 A CN 105099029A CN 201510575146 A CN201510575146 A CN 201510575146A CN 105099029 A CN105099029 A CN 105099029A
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- magnetic conduction
- magnetic
- magnet ring
- described magnetic
- axle sleeve
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Abstract
The invention discloses a magnetic ring assembly, a rotor assembly, a motor and a washing machine. The magnetic ring assembly comprises a magnetic-conducting inner shaft sleeve, a magnetic-conducting outer shaft sleeve and a magnetic ring, wherein a rotating shaft hole is formed in the magnetic-conducting inner shaft sleeve; the magnetic-conducting outer shaft sleeve is connected to the magnetic-conducting inner shaft sleeve; the magnetic ring is connected to the magnetic-conducting outer shaft sleeve; and the magnetic ring surrounds the magnetic-conducting inner shaft sleeve and is spaced from the magnetic-conducting inner shaft sleeve. The magnetic ring is connected to the magnetic-conducting inner shaft sleeve by the magnetic-conducting outer shaft sleeve; and the magnetic ring surrounds the magnetic-conducting inner shaft sleeve and is spaced from the magnetic-conducting inner shaft sleeve, so that the service life of the magnetic ring is prolonged; the reliability of the magnetic ring during working is improved; and the condition that a control circuit of the motor can obtain the position of a rotor by detecting the position of a magnetic field generated by the magnetic ring is ensured. Therefore, the working condition of the motor is controlled; and the reliability of the motor during working is improved.
Description
Technical field
The present invention relates to technical field of motor manufacture, especially relate to a kind of magnetic ring component, have described magnetic ring component rotor assembly, there is the motor of described rotor assembly and there is the washing machine of described motor.
Background technology
Motor in correlation technique, for detecting the position of rotor, the magnet ring with rotor magnetic pole with certain positional relationship is set usually on armature spindle, this magnet ring and armature spindle adopt interference fit, magnet ring is directly pressed on armature spindle, ftracture under the effect of stress of the outside expansion causing magnet ring to produce in interference fit, when machine operation rotates, under the influence of centrifugal force, the cracking of magnet ring strengthens until break completely, magnet ring comes off from armature spindle, and cause control circuit cannot detect the position of rotor, motor cannot work on.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.For this reason, the present invention needs to provide a kind of magnetic ring component, and long service life, the reliability of described magnetic ring component are high.
The present invention also needs to provide a kind of rotor assembly with described magnetic ring component.
The present invention also needs to provide a kind of motor with described rotor assembly.
The present invention also needs to provide a kind of washing machine with described motor.
The magnetic ring component of embodiment according to a first aspect of the present invention, comprising: magnetic conduction internal axle sleeve, and described magnetic conduction internal axle sleeve is provided with shaft hole; Magnetic conduction outer shaft, described magnetic conduction outer shaft is connected on described magnetic conduction internal axle sleeve; Magnet ring, described magnet ring is connected on described magnetic conduction outer shaft, and described magnet ring is spaced apart with described magnetic conduction internal axle sleeve around described magnetic conduction internal axle sleeve.
According to the magnetic ring component of the embodiment of the present invention, improve the useful life of magnet ring, improve reliability during magnet ring work.
According to some embodiments of the present invention, described magnetic conduction outer shaft comprises: magnetic conduction end, annular on the edge that described magnetic conduction end is connected to described magnetic conduction internal axle sleeve and for extending along the circumference of described magnetic conduction internal axle sleeve, an end face of described magnet ring is connected on described magnetic conduction end.
Alternatively, described magnetic conduction end is provided with the annular concave bar that the circumference along described magnetic conduction end extends, described annular concave bar in the radial direction of described magnetic conduction end between described magnetic conduction internal axle sleeve and described magnet ring.
Further, described annular concave bar axially caving in towards described magnet ring in described magnetic conduction end.
In some embodiments of the invention, described magnetic conduction outer shaft also comprises: magnetic conduction peripheral part, and the periphery that described magnetic conduction peripheral part is connected to described magnetic conduction end is along upper and around described magnet ring.
Further, the edge away from described magnetic conduction end of described magnetic conduction peripheral part is in the other end of axially not stretching out described magnet ring of described magnet ring.
Further, the circumference that a described end face of described magnet ring is provided with along described magnet ring extends and the annular engagement groove of the outer peripheral face of through described magnet ring, and described magnetic conduction peripheral part is engaged in described annular engagement groove.
Alternatively, described magnetic conduction end and described magnetic conduction peripheral part are integrated part.
According to some embodiments of the present invention, described magnetic conduction internal axle sleeve and described magnetic conduction outer shaft are the integral piece by stretching, and described magnet ring is one-body molded on described magnetic conduction outer shaft.
According to some embodiments of the present invention, described magnet ring is for moulding magnetic part, and described magnetic conduction outer shaft and described magnetic conduction internal axle sleeve are metalwork.
The rotor assembly of embodiment according to a second aspect of the present invention, comprising: magnetic ring component, and described magnetic ring component is the magnetic ring component according to the above-mentioned first aspect embodiment of the present invention; Armature spindle, described armature spindle is interference fitted in described shaft hole.
According to the rotor assembly of the embodiment of the present invention, utilize magnetic ring component as above, long service life, reliability is high.
The motor of embodiment according to a third aspect of the present invention, comprises the rotor assembly according to the above-mentioned second aspect embodiment of the present invention.
According to the motor of the embodiment of the present invention, utilize rotor assembly as above, the long service life of motor, dependable performance.
The washing machine of embodiment according to a fourth aspect of the present invention, comprises the motor according to the above-mentioned third aspect embodiment of the present invention.
According to the washing machine of the embodiment of the present invention, utilize motor as above, performance is more reliable.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of the magnetic ring component according to the embodiment of the present invention;
Fig. 2 is the magnetic conduction path schematic diagram of the magnetic ring component according to the embodiment of the present invention;
Fig. 3 is the magnetic field intensity schematic diagram of the magnetic ring component according to the embodiment of the present invention;
Fig. 4 is the structural representation of the rotor assembly according to the embodiment of the present invention;
Fig. 5 is the enlarged diagram in the A portion that Fig. 4 centre circle shows.
Reference numeral:
Magnetic ring component 100,
Magnetic conduction internal axle sleeve 1, shaft hole 10,
Magnetic conduction outer shaft 2, magnetic conduction end 21, annular concave bar 211, magnetic conduction peripheral part 22,
Magnet ring 3, annular engagement groove 30,
Rotor assembly 200,
Rotor magnetic pole 4, armature spindle 41.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Describe the magnetic ring component 100 of embodiment according to a first aspect of the present invention below with reference to Fig. 1-Fig. 5, described magnetic ring component 100 may be used for motor, has long service life, high reliability.
As Figure 1-Figure 5, according to the magnetic ring component 100 of the embodiment of the present invention, comprise magnetic conduction internal axle sleeve 1, magnetic conduction outer shaft 2 and magnet ring 3.
Specifically, magnetic conduction internal axle sleeve 1 is provided with shaft hole 10, and magnetic conduction outer shaft 2 is connected on magnetic conduction internal axle sleeve 1, magnet ring 3 is connected on magnetic conduction outer shaft 2, and magnet ring 3 is spaced apart with magnetic conduction internal axle sleeve 1 around magnetic conduction internal axle sleeve 1.
Armature spindle through shaft hole 10 and and adopt interference fit shaft hole 10, such magnetic ring component 100 can be fixed on armature spindle, and the stress of the radial outward expansion along shaft hole 10 that interference fit produces acts directly on magnetic conduction internal axle sleeve 1, avoiding magnet ring 3 because of above-mentioned stress ftractures.Meanwhile, because magnet ring 3 and magnetic conduction internal axle sleeve 1 are spaced apart, thus magnet ring 3 can be avoided to ftracture because of the microdeformation of magnetic conduction internal axle sleeve 1.In addition, when machine operation, the centrifugal force acted on magnet ring 3 can be delivered on magnetic conduction outer shaft 2, and magnetic conduction outer shaft 2 bears the effect of above-mentioned centrifugal force, thus magnet ring 3 can be avoided even to come off from armature spindle because cracking occurs centrifugal force.
According to the magnetic ring component 100 of the embodiment of the present invention, magnetic conduction outer shaft 2 is utilized to be connected on magnetic conduction internal axle sleeve 1 by magnet ring 3, magnet ring 3 is with magnetic conduction internal axle sleeve 1 spaced apart around magnetic conduction internal axle sleeve 1, improve the useful life of magnet ring 3, improve reliability when magnet ring 3 works, ensure that the control circuit of motor can obtain the position of rotor by the position detecting the magnetic field that magnet ring 3 produces, thus control the working condition of motor, improve reliability during machine operation.
As shown in Fig. 1-Fig. 2 and Fig. 5, according to some embodiments of the present invention, magnetic conduction outer shaft 2 can comprise magnetic conduction end 21, magnetic conduction end 21 is formed as the annular extended along the circumference of magnetic conduction internal axle sleeve 1, the inner edge of magnetic conduction end 21 is connected on the edge of magnetic conduction internal axle sleeve 1, and an end face of magnet ring 3 is connected on magnetic conduction end 21.Preferably, the end face towards rotor magnetic pole 4 of magnet ring 3 is connected on magnetic conduction end 21, such as, shown in accompanying drawing, the left side of magnet ring 3 is connected on magnetic conduction end 21.Not only can realize the connection of magnet ring 3 and magnetic conduction outer shaft 2 thus and magnet ring 3 is spaced apart with magnetic conduction internal axle sleeve 1, and magnetic conduction outer shaft 2 can strengthen the magnetic field of magnet ring 3.
Alternatively, magnetic conduction end 21 can be provided with the annular concave bar 211 that the circumference along magnetic conduction end 21 extends, annular concave bar 211 in the radial direction of magnetic conduction end 21 between magnetic conduction internal axle sleeve 1 and magnet ring 3, like this can inhibition at the above-mentioned Stress transmit of magnetic conduction internal axle sleeve 1 on magnet ring 3, thus be conducive to avoiding magnet ring 3 to ftracture further.Such as, as Figure 1-Figure 2, the cross-sectional profiles of annular concave bar 211 can be formed as " " substantially " shape.Further, annular concave bar 211 can axially caving in towards magnet ring 3 in magnetic conduction end 21, and namely annular concave bar 211 caves in towards the right side of magnetic conduction end 21.
In some embodiments such as shown in Fig. 1-Fig. 2 and Fig. 5, magnetic conduction outer shaft 2 can also comprise magnetic conduction peripheral part 22, the periphery that magnetic conduction peripheral part 22 is connected to magnetic conduction end 21 is along upper and around magnet ring 3, thus the centrifugal force acted on magnet ring 3 can be delivered on magnetic conduction peripheral part 22, and the structural stability of magnet ring 3 and the magnetic field stiffening effect of magnetic conduction outer shaft 2 pairs of magnet rings 3 can be improved further.
Further, as shown in Fig. 1-Fig. 2 and Fig. 5, the edge away from magnetic conduction end 21 of magnetic conduction peripheral part 22, in the right side of axially not stretching out magnet ring 3 of magnet ring 3, avoids magnetic conduction peripheral part 22 to affect the Distribution of Magnetic Field of magnetic ring component 100.Such as, as shown in drawings, the edge, the right of magnetic conduction peripheral part 22 is positioned at the left side of the right side of magnet ring 3.Certainly, the edge, the right of magnetic conduction peripheral part 22 can also be concordant in vertical plane with the right side of magnet ring 3, and now the outer peripheral face of magnet ring 3 is positioned at the inner side of magnetic conduction peripheral part 22 completely, thus magnetic conduction peripheral part 22 can bear whole centrifugal force acted on magnet ring 3.
Further, as shown in Fig. 1-Fig. 2 and Fig. 5, the circumference that the left side of magnet ring 3 can be provided with along magnet ring 3 extends and the annular engagement groove 30 of the outer peripheral face of through magnet ring 3, magnetic conduction peripheral part 22 is engaged in annular engagement groove 30, thus magnetic conduction peripheral part 22 and magnet ring 3 can be combined together securely.
In optional embodiment of the present invention, magnetic conduction end 21 and magnetic conduction peripheral part 22 can be integrated part, thus can simplify the structure of magnetic ring component 100, and the assembly process of reduction magnetic ring component 100, improves reliability further.
As preferably, magnetic conduction internal axle sleeve 1 and magnetic conduction outer shaft 2 can for the integral pieces by stretching, and magnet ring 3 is one-body molded on magnetic conduction outer shaft 2, which further simplifies the structure of magnetic ring component 100, reduce production cost, improve the efficiency of assembling of magnetic ring component 100.Such as, magnet ring 3 can with magnetic conduction outer shaft 2 integrated injection molding, thus production and processing is convenient.
According to some embodiments of the present invention, magnet ring 3 can for moulding magnetic part, thus control circuit can obtain the position of rotor by the position detecting the magnetic field that magnet ring 3 produces, magnetic conduction outer shaft 2 and magnetic conduction internal axle sleeve 1 can be metalwork, thus improve the structural strength of magnetic ring component 100, and strengthen the magnetic field intensity of magnet ring 3.Such as, as shown in Figure 2, because the magnetic permeability of magnetic conduction outer shaft 2 is high, the magnetic conduction path at arrow a place is magnetic conduction outer shaft 2, the magnetic conduction path at arrow b and arrow c place is the outside of magnetic ring component 100, the magnetic conduction path at arrow d place is magnet ring 3, the outside of the magnetic line of force along magnetic conduction outer shaft 2, above-mentioned magnetic ring component 100 and the circuit closed of magnet ring 3 composition, as shown in Figure 3, after the magnetic field intensity of magnetic ring component 100 is reinforced, the deviation of the position of the rotor detected and the physical location of rotor is decreased to θ 2 from θ 1.
Below with reference to the accompanying drawings describe the magnetic ring component 100 according to a specific embodiment of the present invention in detail, be worth understanding, following description is exemplary illustration, and can not be interpreted as limitation of the present invention.Wherein, magnetic ring component 100 may be used for motor, in order to the position of detection rotor.
As Figure 1-Figure 5, according to the magnetic ring component 100 of the embodiment of the present invention, comprise magnetic conduction internal axle sleeve 1, magnetic conduction outer shaft 2 and magnet ring 3.
Specifically, magnetic conduction outer shaft 2 and magnetic conduction internal axle sleeve 1 be the unitary metallic part stretched, magnet ring 3 for moulding magnetic part, magnet ring 3 and magnetic conduction outer shaft 2 integrated injection molding.Wherein, magnetic conduction internal axle sleeve 1 is provided with shaft hole 10, magnet ring 3 is with magnetic conduction internal axle sleeve 1 spaced apart around magnetic conduction internal axle sleeve 1, magnetic conduction outer shaft 2 comprises magnetic conduction end 21 and magnetic conduction peripheral part 22, magnetic conduction end 21 is formed as the annular extended along the circumference of magnetic conduction internal axle sleeve 1, the inner edge of magnetic conduction end 21 is connected on the outer edge of magnetic conduction internal axle sleeve 1, the periphery of magnetic conduction end 21 is along the left side being connected to magnetic conduction peripheral part 22, on the right flank that the left side of magnet ring 3 is connected to magnetic conduction end 21 and the outer peripheral face of inner peripheral surface and magnetic conduction internal axle sleeve 1 is spaced apart, magnetic conduction end 21 is provided with the annular concave bar 211 that the circumference along magnetic conduction end 21 extends, annular concave bar 211 in the radial direction of magnetic conduction end 21 between magnetic conduction internal axle sleeve 1 and magnet ring 3, and annular concave bar 211 caves in towards the right side of magnetic conduction end 21, the circumference that the left side of magnet ring 3 is provided with along magnet ring 3 extends and the annular engagement groove 30 of the outer peripheral face of through magnet ring 3, magnetic conduction peripheral part 22 is engaged in annular engagement groove 30.
According to the magnetic ring component 100 of the embodiment of the present invention, long service life, reliability is high, and produce magnetic field intensity high, thus make the position of the rotor detected more close to the actual position of rotor, motor reliability of operation is high.
As shown in fig. 4-5, the rotor assembly 200 of embodiment according to a second aspect of the present invention, comprise magnetic ring component and armature spindle 41, magnetic ring component is magnetic ring component 100 according to the above embodiment of the present invention, armature spindle 41 is interference fitted in shaft hole 10, and the rotor magnetic pole 4 on the magnetic pole of magnet ring 3 and armature spindle 41 has certain degree in the circumference of armature spindle 41.
According to the rotor assembly 200 of the embodiment of the present invention, utilize magnetic ring component 100 as above, long service life, reliability is high.
The motor of embodiment according to a third aspect of the present invention, comprises rotor assembly 200 according to the above embodiment of the present invention.
According to the motor of the embodiment of the present invention, utilize rotor assembly 200 as above, the long service life of motor, dependable performance.
The washing machine of embodiment according to a fourth aspect of the present invention, comprises motor according to the above embodiment of the present invention.
According to the washing machine of the embodiment of the present invention, utilize motor 200 as above, the serviceability of washing machine is good, reliable operation.
In describing the invention, it will be appreciated that, orientation or the position relationship of the instruction such as term "left", "right", " vertically ", " interior ", " outward ", " axis ", " radial direction ", " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment are contained at least one embodiment of the present invention.In this manual, identical embodiment is not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiments.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (13)
1. a magnetic ring component, is characterized in that, comprising:
Magnetic conduction internal axle sleeve, described magnetic conduction internal axle sleeve is provided with shaft hole;
Magnetic conduction outer shaft, described magnetic conduction outer shaft is connected on described magnetic conduction internal axle sleeve;
Magnet ring, described magnet ring is connected on described magnetic conduction outer shaft, and described magnet ring is spaced apart with described magnetic conduction internal axle sleeve around described magnetic conduction internal axle sleeve.
2. magnetic ring component according to claim 1, is characterized in that, described magnetic conduction outer shaft comprises:
Magnetic conduction end, the annular on the edge that described magnetic conduction end is connected to described magnetic conduction internal axle sleeve and for extending along the circumference of described magnetic conduction internal axle sleeve, an end face of described magnet ring is connected on described magnetic conduction end.
3. magnetic ring component according to claim 2, it is characterized in that, described magnetic conduction end is provided with the annular concave bar that the circumference along described magnetic conduction end extends, described annular concave bar in the radial direction of described magnetic conduction end between described magnetic conduction internal axle sleeve and described magnet ring.
4. magnetic ring component according to claim 3, is characterized in that, described annular concave bar axially caves in towards described magnet ring described magnetic conduction end.
5. magnetic ring component according to claim 2, is characterized in that, described magnetic conduction outer shaft also comprises:
Magnetic conduction peripheral part, the periphery that described magnetic conduction peripheral part is connected to described magnetic conduction end is along upper and around described magnet ring.
6. magnetic ring component according to claim 5, is characterized in that, the edge away from described magnetic conduction end of described magnetic conduction peripheral part is in the other end of axially not stretching out described magnet ring of described magnet ring.
7. magnetic ring component according to claim 6, it is characterized in that, the circumference that a described end face of described magnet ring is provided with along described magnet ring extends and the annular engagement groove of the outer peripheral face of through described magnet ring, and described magnetic conduction peripheral part is engaged in described annular engagement groove.
8. magnetic ring component according to claim 5, is characterized in that, described magnetic conduction end and described magnetic conduction peripheral part are integrated part.
9. magnetic ring component according to claim 1, is characterized in that, described magnetic conduction internal axle sleeve and described magnetic conduction outer shaft are the integral piece by stretching, and described magnet ring is one-body molded on described magnetic conduction outer shaft.
10. magnetic ring component according to claim 1, is characterized in that, described magnet ring is for moulding magnetic part, and described magnetic conduction outer shaft and described magnetic conduction internal axle sleeve are metalwork.
11. 1 kinds of rotor assembly, is characterized in that, comprising:
Magnetic ring component, described magnetic ring component is the magnetic ring component according to any one of claim 1-10;
Armature spindle, described armature spindle is interference fitted in described shaft hole.
12. 1 kinds of motors, is characterized in that, comprise rotor assembly according to claim 11.
13. 1 kinds of washing machines, is characterized in that, comprise motor according to claim 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575146.3A CN105099029B (en) | 2015-09-11 | 2015-09-11 | Magnetic ring component, rotor assembly, motor and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510575146.3A CN105099029B (en) | 2015-09-11 | 2015-09-11 | Magnetic ring component, rotor assembly, motor and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105099029A true CN105099029A (en) | 2015-11-25 |
| CN105099029B CN105099029B (en) | 2018-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510575146.3A Active CN105099029B (en) | 2015-09-11 | 2015-09-11 | Magnetic ring component, rotor assembly, motor and washing machine |
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| Country | Link |
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| CN (1) | CN105099029B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578880A (en) * | 2017-09-25 | 2018-01-12 | 青岛金立磁性材料有限公司 | A kind of modeling magnet ring for automobile ESP electronic power assist steering |
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| JP2009050055A (en) * | 2007-08-16 | 2009-03-05 | Toyota Motor Corp | Rotor of rotary electric machine |
| CN101594029A (en) * | 2009-07-01 | 2009-12-02 | 宁波双林汽车部件股份有限公司 | Dual-Hall sensor motor |
| CN101630888A (en) * | 2008-07-04 | 2010-01-20 | 马渊马达株式会社 | Sensor magnet holder, motor having the holder incorporated therein, and method of manufacturing the motor |
| CN203933327U (en) * | 2013-09-26 | 2014-11-05 | 松下电器产业株式会社 | Brushless motor and the washing machine that possesses brushless motor |
| CN204633481U (en) * | 2015-05-27 | 2015-09-09 | 日本电产凯宇汽车电器（江苏）有限公司 | The magnetic ring component of AMT motor |
| CN204928402U (en) * | 2015-09-11 | 2015-12-30 | 广东威灵电机制造有限公司 | Magnetic ring subassembly, rotor subassembly, motor and washing machine |
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2015
- 2015-09-11 CN CN201510575146.3A patent/CN105099029B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009050055A (en) * | 2007-08-16 | 2009-03-05 | Toyota Motor Corp | Rotor of rotary electric machine |
| CN101630888A (en) * | 2008-07-04 | 2010-01-20 | 马渊马达株式会社 | Sensor magnet holder, motor having the holder incorporated therein, and method of manufacturing the motor |
| CN101594029A (en) * | 2009-07-01 | 2009-12-02 | 宁波双林汽车部件股份有限公司 | Dual-Hall sensor motor |
| CN203933327U (en) * | 2013-09-26 | 2014-11-05 | 松下电器产业株式会社 | Brushless motor and the washing machine that possesses brushless motor |
| CN204633481U (en) * | 2015-05-27 | 2015-09-09 | 日本电产凯宇汽车电器（江苏）有限公司 | The magnetic ring component of AMT motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107578880A (en) * | 2017-09-25 | 2018-01-12 | 青岛金立磁性材料有限公司 | A kind of modeling magnet ring for automobile ESP electronic power assist steering |
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| Publication number | Publication date |
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| CN105099029B (en) | 2018-04-20 |
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