CN102882340A - Disk type motor - Google Patents
Disk type motor Download PDFInfo
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- CN102882340A CN102882340A CN201210337639XA CN201210337639A CN102882340A CN 102882340 A CN102882340 A CN 102882340A CN 201210337639X A CN201210337639X A CN 201210337639XA CN 201210337639 A CN201210337639 A CN 201210337639A CN 102882340 A CN102882340 A CN 102882340A
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- magnetic pole
- disc
- electric motor
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Abstract
The invention discloses a disk type motor. The problems of high loss of a rotor of a motor and limited output torque in the prior art are solved. The disk type motor comprises a stator and the rotor, wherein the stator is flat, and is formed by laminating silicon steel sheets; concentrated windings are wound on stator poles; the rotor is flat, and is formed by laminating silicon steel sheets; the stator and the rotor are arranged opposite to and in parallel with each other; and the number of the magnetic poles of the stator is greater than that of magnetic poles of the rotor. According to the disk type motor, the diameter of the rotor is increased, so that the output torque is improved on the premise of the same input power; and the rotor is not provided with permanent magnet shoes and windings, so that the increase of the loss is avoided even in case of great temperature rise, and a demagnetization phenomenon is prevented.
Description
Technical field
The present invention relates to the motor technology field, particularly a kind of disc-type electric motor.
Background technology
Existing motor body structure, rotor comprises permanent magnetic tile and winding, and larger temperature rise is arranged in the motor operation course, can cause the increase of loss like this, even magnet loss phenomenon occurs; And existing motor body adopts the sheathed structure of stator and rotor, and magnetic direction, is exported torque and is restricted in the identical input power situation for radially.
Summary of the invention
The present invention proposes a kind of disc-type electric motor, has solved in the prior art the large and limited problem of output torque of motor rotor loss.
Technical scheme of the present invention is achieved in that
A kind of disc-type electric motor comprises stator and rotor, and described stator is flat, is formed by silicon steel plate stacking, is wound with concentrated winding on the magnetic pole of the stator; Described rotor is flat, is formed by silicon steel plate stacking; Described stator is relative with described rotor and be arranged in parallel, and the number of magnetic poles of stator is greater than the number of magnetic poles of rotor.
Alternatively, be provided with circular nylon on the described stator and support, the relevant position also is provided with circular nylon support on the described rotor, and described nylon supports the spacing that is used between maintenance stator and the rotor.
Alternatively, the external diameter of described stator and rotor equates.
Alternatively, described magnetic pole of the stator comprises a plurality of concentrated windings that are connected in series diametrically.
Alternatively, described rotor magnetic pole comprises a plurality of magnetic pole pieces diametrically.
Alternatively, described magnetic pole of the stator comprises two concentrated windings that are connected in series diametrically, and described rotor magnetic pole comprises two magnetic pole pieces diametrically.
Alternatively, described stator is provided with the nylon support between two concentrated windings diametrically, and described rotor is provided with the nylon support between two magnetic pole pieces diametrically.
Alternatively, described stator is provided with nylon and supports in the magnetic pole of the stator inboard, and described rotor is provided with nylon and supports in the rotor magnetic pole inboard.
Alternatively, also comprise controller, described controller comprises many groups electronic switch that the concentrated winding with described magnetic pole of the stator is in series.
Alternatively, also be provided with on the described rotor for the Hall element of measuring rotor speed.
The invention has the beneficial effects as follows:
(1) rotor does not have permanent magnetic tile and winding, even there is larger temperature rise can not increase loss, magnet loss phenomenon can not occur yet;
(2) because the increase of root diameter under the prerequisite of identical input power, has improved the output torque.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the stator structure figure of disc-type electric motor of the present invention;
Fig. 2 is the rotor structure figure of disc-type electric motor of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Disc-type electric motor of the present invention comprises stator and rotor, and stator and rotor are flat, and relatively and be arranged in parallel, magnetic direction is changed into axial magnetic field by the radial magnetic field of routine.Motor body is flat pattern, because the increase of root diameter under the prerequisite of identical input power, has improved the output torque.
Figure 1 shows that the stator structure figure of disc-type electric motor of the present invention.
As shown in Figure 1, stator is flat, is formed by silicon steel plate stacking, comprises a plurality of magnetic pole of the stator 101 on the stator, distributes along even circumferential, is wound with concentrated winding on the magnetic pole of the stator 101.Magnetic pole of the stator 101 can comprise a concentrated winding, also can comprise diametrically a plurality of concentrated windings, is connected in series between a plurality of concentrated windings, and for example magnetic pole of the stator 101 comprises two concentrated windings that are connected in series diametrically among Fig. 1.
Disc-type electric motor also comprises controller, controller comprises many groups electronic switch that the concentrated winding with magnetic pole of the stator is in series, by control and the on off state of respectively organizing electronic switch (for example IGBT) that is connected in series mutually of concentrated winding, just can change the operating states such as the turning to of disk electric machine rotor, torque, rotating speed, braking.
Also be provided with circular nylon on the stator of disc-type electric motor and support 102, epitrochanterian relevant position also is provided with circular nylon and supports, and nylon supports the spacing that is used between maintenance stator and the rotor, prevents that stator from contacting with rotor.For example, in Fig. 1, stator is provided with nylon and supports 102 in the inboard of magnetic pole of the stator 101, and correspondingly, rotor also is provided with nylon and supports in the rotor magnetic pole inboard; Perhaps, stator is provided with the nylon support between two concentrated windings diametrically, and correspondingly, rotor also is provided with nylon and supports on the relevant position.
Figure 2 shows that the rotor structure figure of disc-type electric motor of the present invention.
As shown in Figure 2, rotor is flat, formed by silicon steel plate stacking, comprise a plurality of rotor magnetic poles 201 on the rotor, distribute along even circumferential, compare existing motor, the rotor of disc-type electric motor of the present invention does not have permanent magnetic tile and winding, even therefore have larger temperature rise also can not increase loss, magnet loss phenomenon can not occur.Rotor magnetic pole 201 can comprise a magnetic pole piece, also can comprise diametrically a plurality of magnetic pole pieces, and for example Fig. 2 rotor magnetic pole 201 comprises two magnetic pole pieces diametrically.
Also be provided with circular nylon on the rotor of disc-type electric motor and support 202, it is corresponding that nylon supports the position that nylon supports on 202 position and the stator on the rotor, is used for the spacing between maintenance stator and the rotor, prevents that stator from contacting with rotor.For example, in Fig. 2, rotor is provided with nylon and supports 202 in the inboard of rotor magnetic pole 201, and is corresponding with the position of nylon support 102 on the stator among Fig. 1; Perhaps, stator is provided with the nylon support between two concentrated windings diametrically, and correspondingly, rotor is provided with the nylon support between two magnetic pole pieces diametrically.
Disc-type electric motor of the present invention, the external diameter of stator and rotor equates, the number of magnetic poles of stator and rotor is always not identical, and the number of magnetic poles of stator is greater than the number of magnetic poles of rotor, and can Torque and speed as required magnetic pole of the stator and rotor magnetic pole be designed to the structure of any magnetic pole logarithm.Disc-type electric motor is when work, after a certain phase magnetic pole of the stator energising, generate an electromagnetic field, because producing active force, the magnetic resistance minimum principle of the magnetic line of force make rotor produce displacement formation magnetic circuit closure, like this in the situation that constantly change magnetic pole of the stator power-up sequence and time and form rotating magnetic field and force the rotor synchronous rotation, the adjustment that the conduction time by changing each magnetic pole of the stator or voltage magnitude just can be realized rotor speed.
Disc-type electric motor of the present invention, also be provided with on the rotor for the Hall element of measuring rotor speed, provide the signals such as the relative position of motor rotor and stator and rotating speed to controller, the turn-on and turn-off that make the judgement that controller can be correct and determine the motor stator magnetic pole are guaranteed the normal operation of motor constantly.
Disc-type electric motor of the present invention is because the increase of root diameter under the prerequisite of identical input power, has improved the output torque; Rotor does not have permanent magnetic tile and winding, even therefore have larger temperature rise to be unlikely to increase loss, magnet loss phenomenon can not occur yet.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a disc-type electric motor comprises stator and rotor, it is characterized in that, described stator is flat, is formed by silicon steel plate stacking, is wound with concentrated winding on the magnetic pole of the stator; Described rotor is flat, is formed by silicon steel plate stacking; Described stator is relative with described rotor and be arranged in parallel, and the number of magnetic poles of stator is greater than the number of magnetic poles of rotor.
2. disc-type electric motor as claimed in claim 1, it is characterized in that, be provided with circular nylon on the described stator and support, the relevant position also is provided with circular nylon support on the described rotor, and described nylon supports for the spacing that keeps between described stator and the rotor.
3. disc-type electric motor as claimed in claim 2 is characterized in that, the external diameter of described stator and rotor equates.
4. disc-type electric motor as claimed in claim 3 is characterized in that, described magnetic pole of the stator comprises a plurality of concentrated windings that are connected in series diametrically.
5. disc-type electric motor as claimed in claim 4 is characterized in that, described rotor magnetic pole comprises a plurality of magnetic pole pieces diametrically.
6. disc-type electric motor as claimed in claim 5 is characterized in that, described magnetic pole of the stator comprises two concentrated windings that are connected in series diametrically, and described rotor magnetic pole comprises two magnetic pole pieces diametrically.
7. disc-type electric motor as claimed in claim 6 is characterized in that, described stator is provided with the nylon support between two concentrated windings diametrically, and described rotor is provided with the nylon support between two magnetic pole pieces diametrically.
8. disc-type electric motor as claimed in claim 6 is characterized in that, described stator is provided with nylon and supports in the magnetic pole of the stator inboard, and described rotor is provided with nylon and supports in the rotor magnetic pole inboard.
9. such as each described disc-type electric motor of claim 1 to 8, it is characterized in that, also comprise controller, described controller comprises many groups electronic switch that the concentrated winding with described magnetic pole of the stator is in series.
10. disc-type electric motor as claimed in claim 9 is characterized in that, also is provided with on the described rotor for the Hall element of measuring rotor speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210337639XA CN102882340A (en) | 2012-09-13 | 2012-09-13 | Disk type motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210337639XA CN102882340A (en) | 2012-09-13 | 2012-09-13 | Disk type motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102882340A true CN102882340A (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210337639XA Pending CN102882340A (en) | 2012-09-13 | 2012-09-13 | Disk type motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102882340A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712421A (en) * | 2016-12-16 | 2017-05-24 | 中工科安科技有限公司 | Dial switch reluctance motor and design method thereof for improving torque |
| CN106787542A (en) * | 2016-12-16 | 2017-05-31 | 中工科安科技有限公司 | A kind of method for designing of disk type switch magnetoresistance electrical machinery and its ring connection terminal disc |
| CN110474510A (en) * | 2019-08-20 | 2019-11-19 | 哈尔滨工业大学 | A kind of limited angle torque device of pin-connected panel iron core concentratred winding |
| CN110636888A (en) * | 2017-06-12 | 2019-12-31 | 韦伯水力有限公司 | Hydraulic device for a hydraulic rescue tool and rescue tool equipped with such a hydraulic device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1055450A (en) * | 1991-03-16 | 1991-10-16 | 常景蔚 | Petal type large coil winding disc electric machine |
| CN101282050A (en) * | 2008-05-22 | 2008-10-08 | 中国科学院电工研究所 | Non-groove stator of evaporative cooling motor |
| WO2011045697A2 (en) * | 2009-10-12 | 2011-04-21 | Protean Holdings Corp. | Electric motor or generator |
| CN202363994U (en) * | 2011-11-30 | 2012-08-01 | 山东斯巴特电力驱动技术有限公司 | Disc type motor for electric automobile |
-
2012
- 2012-09-13 CN CN201210337639XA patent/CN102882340A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1055450A (en) * | 1991-03-16 | 1991-10-16 | 常景蔚 | Petal type large coil winding disc electric machine |
| CN101282050A (en) * | 2008-05-22 | 2008-10-08 | 中国科学院电工研究所 | Non-groove stator of evaporative cooling motor |
| WO2011045697A2 (en) * | 2009-10-12 | 2011-04-21 | Protean Holdings Corp. | Electric motor or generator |
| CN202363994U (en) * | 2011-11-30 | 2012-08-01 | 山东斯巴特电力驱动技术有限公司 | Disc type motor for electric automobile |
Non-Patent Citations (1)
| Title |
|---|
| 梅营等: "新型轴向磁场盘式开关磁阻电机的研究", 《微电机》, vol. 44, no. 1, 31 January 2011 (2011-01-31) * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712421A (en) * | 2016-12-16 | 2017-05-24 | 中工科安科技有限公司 | Dial switch reluctance motor and design method thereof for improving torque |
| CN106787542A (en) * | 2016-12-16 | 2017-05-31 | 中工科安科技有限公司 | A kind of method for designing of disk type switch magnetoresistance electrical machinery and its ring connection terminal disc |
| CN106712421B (en) * | 2016-12-16 | 2023-10-27 | 中工科安科技有限公司 | Disc type switch reluctance motor and design method for improving torque thereof |
| CN110636888A (en) * | 2017-06-12 | 2019-12-31 | 韦伯水力有限公司 | Hydraulic device for a hydraulic rescue tool and rescue tool equipped with such a hydraulic device |
| CN110636888B (en) * | 2017-06-12 | 2021-05-25 | 韦伯水力有限公司 | Hydraulic device for a hydraulic rescue tool and rescue tool equipped with such a hydraulic device |
| US11273547B2 (en) | 2017-06-12 | 2022-03-15 | Weber-Hydraulik Gmbh | Hydraulic unit for hydraulic rescue tools, and rescue tool equipped therewith |
| US11738440B2 (en) | 2017-06-12 | 2023-08-29 | Weber-Hydraulik Gmbh | Hydraulic unit for hydraulic rescue tools, and rescue tool equipped therewith |
| US12042918B2 (en) | 2017-06-12 | 2024-07-23 | Weber-Hydraulik Gmbh | Hydraulic unit for hydraulic rescue tools, and rescue tool equipped therewith |
| CN110474510A (en) * | 2019-08-20 | 2019-11-19 | 哈尔滨工业大学 | A kind of limited angle torque device of pin-connected panel iron core concentratred winding |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130116 |
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| RJ01 | Rejection of invention patent application after publication |