CN2850122Y - Out-of-phase rotary AC electric machine with internal and external two rotors - Google Patents
Out-of-phase rotary AC electric machine with internal and external two rotors Download PDFInfo
- Publication number
- CN2850122Y CN2850122Y CN 200520092550 CN200520092550U CN2850122Y CN 2850122 Y CN2850122 Y CN 2850122Y CN 200520092550 CN200520092550 CN 200520092550 CN 200520092550 U CN200520092550 U CN 200520092550U CN 2850122 Y CN2850122 Y CN 2850122Y
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- alternating current
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Abstract
An out-of-phase rotary AC electric machine with internal and external two rotors includes stator, internal and external rotors, a rotating shaft, a bearing, end caps and a casing. Inner circle wall and outer circle wall of the stator are equipped with grooves, in which loop-shaped windings are installed in the grooves or two three-phase symmetrical windings connected in series or in parallel. No matter what type of the windings is adopted, permutation sequence of the windings in and out of the grooves of the stator along the circumference is opposite, and the inner rotor and the outer rotor rotate in different directions. When the two three-phase symmetrical windings connected in series or in parallel are inserted and placed in the stator, the number of poles of the two windings can be same or different. The inner rotor and the outer rotor can both adopt the cage model or types of a construction of the various permanent-magnet rotors. The motor can adopt the structure of single end shaft extension or double end shaft extension. The motor adopts a suite of stator cores and stator windings, when the three-phase symmetrical alternating current is admitted, two rotating magnetic fields with the same or different speed but rotating in the different directions in inner and outer air gaps are simultaneously generated, which causes the inner and outer rotors to be able to simultaneously drive two different mechanical loads to rotate in the different directions at the same speed or different rotating speeds.
Description
Technical field
The utility model belongs to a kind of motor, particularly a kind of inner-outer birotor motor.This motor is a kind of specific type of electric machine, is particularly suitable for dragging simultaneously two different mechanical loads and does incorgruous (with speed or different speed) rotation.
Background technology
Existing inner-outer birotor motor, its stator adopts ring-like winding and all identical with number of poles along the phase sequence of two air gap circumference windings arrangements, the rotating magnetic field that is produced is rotated in the same way with the same leg speed that equates in inside and outside air gap, therefore the electromagnetic torque that inside and outside two rotors produce can only drag same load with identical speed and rotate in the same way, can not make the electromagnetic torque of inner and outer rotors generation reverse rotation and drag two mechanical loads incorgruous (with speed or different speed) simultaneously to move; The inner and outer rotors of existing inner-outer birotor motor is the cage rotor structure, is a kind of induction machine, and its efficient and power factor are lower, and its inner-outer birotor mechanically firmly is fixed in the same rotating shaft, drags a mechanical load simultaneously in the same way with the speed rotation.
The utility model content
At the deficiencies in the prior art, the purpose of this utility model be to provide a kind of inner-outer birotor can be antidromous (or asynchronous) motor synchronously.Wherein the stator internal and external circumference is evenly slotted respectively to embed stator winding, and the stator winding of this motor both can adopt the ring-like winding of a cover, so that inside and outside rotating magnetic field has identical number of poles and same leg speed; Also can adopt to embed two cover three-phase symmetric windings respectively in interior water jacket, serial or parallel connection forms the pattern of a cover winding then, so that the number of poles of rotating magnetic field and identical or different with leg speed in the inside and outside air gap; But no matter adopt which kind of winding type, the phase sequence that winding is arranged in the stator internal and external circumference groove must be opposite.Mechanically, internal rotor is fixed on the solid shafting, and external rotor is fixed on the hollow shaft, all is connected with bearing between solid shafting, hollow shaft and support.Foregoing has guaranteed that inside and outside two rotors drag two different mechanical loads simultaneously with the antidromous basic need of identical or different speed.Inner-outer birotor can adopt structural shapes such as mouse-cage type and permanent magnetism, to form respectively: asynchronous motor, synchronous motor, similarities and differences step motor and synchronous and asynchronous motor.The shaft extension end that hollow shaft and solid shafting connect with load both can be in the same side of motor, also can to form the structural shape of single-ended shaft extension and both-end shaft extension, satisfy the needs of different mechanical loads at homonymy not.
The motor that the utility model provides comprises stator, internal rotor, external rotor, rotating shaft, solid shafting, hollow shaft, end cap, casing etc.Wherein solid shafting and hollow shaft are concentric, the solid shafting left end is equipped with inner bearing from inside to outside successively, hollow shaft, outer bearing and left end cap, right-hand member is equipped with bearing and right end cap from inside to outside successively, the solid shafting middle part vertically is equipped with internal rotor from inside to outside successively, stator, external rotor, external rotor cover and casing, internal rotor is fixed on the solid shafting, stator one end is provided with connector, this part links to each other with right end cap, the external rotor cover links to each other with revolving part on being fixed on hollow shaft by screw rod, left end cap, casing, right end cap, stator and connector are formed the stator system structure jointly, external rotor and corresponding rotor cover, revolving part and hollow shaft are formed the external rotor rotary system jointly, internal rotor and solid shafting are formed the internal rotor rotary system jointly, in the single-ended shaft extension structure, the solid shafting at place, left side is longer than hollow shaft, the right side bearing is equipped with the bearing cap of sealing outward, in the both-end shaft extension structure, the solid shafting at place, left side is shorter than hollow shaft, right side solid shafting stretches out bearing cap, wherein stator inner round wall and cylindrical wall have the groove that is used to embed winding coil, in the groove of inside and outside wall, place ring-like winding, perhaps embed serial or parallel connection two cover three-phase symmetric windings together, no matter adopt which kind of winding type, winding in the stator in the water jacket is opposite along the arrangement phase sequence of circumference, the incorgruous rotation of inner and outer rotors, when stator embeds serial or parallel connection two covers together during three-phase symmetric windings, the number of poles of two cover windings can be identical also can be different, external rotor and internal rotor all can adopt cage modle or various permanent magnet rotor structure pattern.
The beneficial effects of the utility model are: adopt a cover stator core and a stator winding, when it feeds three-phase symmetrical alternating current electricity, identical or different but antidromous two rotating magnetic fields of the speed that can in inside and outside air gap, produce simultaneously, make inner and outer rotors can drag two different mechanical loads simultaneously with the incorgruous rotation of identical or different rotating speed, an electric motor starting effect of two motors, but structure is very compact, has obtained and has competed unimaginable effect.
Description of drawings
Fig. 1 is the single-ended shaft extension structural representation of the utility model motor;
Fig. 2 is the utility model motor both-end shaft extension structural representation;
Fig. 3 is the sectional drawing of the utility model motor stator, internal rotor and external rotor correlation;
Fig. 4 is ring-like winding overhang line schematic diagram for the utility model motor stator adopts;
Fig. 5 is the utility model cage modle outer-rotor structure schematic diagram;
Fig. 6 is the utility model permanent-magnetic outer rotor structural representation;
Fig. 7 is the utility model cage modle inner rotor core schematic diagram;
Fig. 8 is the utility model permanent magnetism inner rotor core schematic diagram;
Among the figure: 1 casing, 2 solid shaftings, 3 hollow shafts, 4 internal rotors, 5 stators, 6 external rotors, 7 left end caps, 8 right end caps, 9 lead wires, 10 bearings, 11 bearing caps, 12 external rotor covers.
Embodiment
Below in conjunction with accompanying drawing the utility model motor is described in further details.
The utility model motor comprises internal rotor 4, stator 5, external rotor 6, external rotor cover 12, solid shafting 2, hollow shaft 3, bearing 10, left end cap 7, right end cap 8, casing 1, lead wire 9 etc.Wherein single-ended shaft extension structural representation as shown in Figure 1, both-end shaft extension structural representation is as shown in Figure 2.Wherein solid shafting 2 and hollow shaft 3 are concentric, solid shafting 2 left ends are equipped with inner bearing 10 from inside to outside successively, hollow shaft 3, outer bearing 10 and left end cap 7, solid shafting 2 right-hand members are equipped with bearing 10 and right end cap 8 from inside to outside successively, solid shafting 2 middle parts vertically are equipped with internal rotor 4 from inside to outside successively, stator 5, external rotor 6, external rotor cover 12 and casing 1, internal rotor 4 is fixed on the solid shafting 3, stator 5 one ends are provided with connector, this part links to each other with right end cap 8, the external rotor cover links to each other with revolving part on being fixed on hollow shaft 3 by screw, left end cap 7, casing 1, right end cap 8, stator 5 and connector are formed the stator system structure jointly, external rotor 6 and corresponding rotor cover 12, revolving part and the hollow shaft 3 common external rotor rotary systems of forming, internal rotor 4 and the solid shafting 2 common internal rotor rotary systems of forming, in the single-ended shaft extension structure shown in Figure 1, the solid shafting 2 at place, left side is longer than hollow shaft 3, the right side bearing is equipped with the bearing cap 11 of sealing outward, in the both-end shaft extension structure shown in Figure 2, the solid shafting 2 at place, left side is shorter than hollow shaft 3, and right side solid shafting 3 stretches out bearing cap 8.
Fig. 3 is the sectional drawing of internal rotor, stator and external rotor correlation.Wherein stator inner round wall and cylindrical wall have the groove that is used to embed winding coil, in the groove of inside and outside wall, can adopt a collar-shaped three-phase symmetric winding shown in Figure 4, also can adopt to embed 2 cover three-phase symmetric windings respectively in interior water jacket, serial or parallel connection forms the form of a cover winding then.No matter adopt which kind of winding type, the winding in the stator in the water jacket is opposite along the arrangement phase sequence of circumference, the incorgruous rotation of inner and outer rotors, when stator embeds together two cover three-phase symmetric windings of serial or parallel connection, the number of poles of two cover windings can be identical also can be different.
When stator adopts ring-like winding type, the number of poles of rotating magnetic field is identical in the inside and outside air gap, at this moment the identical but switched in opposite of the same leg speed of rotating magnetic field in the inside and outside air gap is so inner and outer rotors will be with the incorgruous rotation of speed of identical (permanent magnet rotor structure) or basic identical (cage rotor structure); Yet, when stator adopts the form that embeds 2 cover three-phase symmetric windings in interior water jacket respectively, can be designed so that the number of poles difference of two cover windings, the same leg speed of rotating magnetic field has marked difference in the at this moment inside and outside air gap, so inner and outer rotors will be with the incorgruous rotation of visibly different speed.
Inside and outside birotor in the utility model both can adopt mouse-cage type version, as Fig. 5 and shown in Figure 7, also can adopt various permanent-magnet structure forms, as Fig. 6 and shown in Figure 8, to form respectively: asynchronous motor, synchronous motor, similarities and differences step motor and synchronous and asynchronous motor.
Claims (7)
1, the antidromous alternating current machine of a kind of inner-outer birotor, comprise stator, internal rotor, external rotor, solid shafting, hollow shaft, bearing, end cap, casing, it is characterized in that described solid shafting and hollow shaft are concentric, the solid shafting left end is equipped with inner bearing from inside to outside successively, hollow shaft, outer bearing and left end cap, the solid shafting right-hand member is equipped with bearing and right end cap from inside to outside successively, the solid shafting middle part vertically is equipped with internal rotor from inside to outside successively, stator, external rotor, external rotor cover and casing, internal rotor is fixed on the solid shafting, stator one end is provided with connector, this part links to each other with right end cap, and the external rotor cover links to each other with revolving part on being fixed on hollow shaft by screw.
2, the antidromous alternating current machine of a kind of inner-outer birotor as claimed in claim 1 is characterized in that described motor adopts single-ended shaft extension structure or both-end shaft extension structure.
3, the antidromous alternating current machine of a kind of inner-outer birotor as claimed in claim 2 is characterized in that in the described single-ended shaft extension structure, and the solid shafting at place, left side is longer than hollow shaft, and the right side bearing is equipped with the bearing cap of sealing outward.
4, the antidromous alternating current machine of a kind of inner-outer birotor as claimed in claim 2 is characterized in that in the described both-end shaft extension structure, and the solid shafting at place, left side is shorter than hollow shaft, and right side solid shafting stretches out bearing cap.
5, the antidromous alternating current machine of a kind of inner-outer birotor as claimed in claim 1, it is characterized in that described stator inner round wall and cylindrical wall have the groove that is used to embed winding coil, in the groove of inside and outside wall, place ring-like winding, perhaps embed serial or parallel connection two cover three-phase symmetric windings together.
6,, it is characterized in that the winding that described stator inside and outside circle wall embedded is opposite along the arrangement phase sequence of circumference as claim 1 or the antidromous alternating current machine of 5 described a kind of inner-outer birotors.
7, as claim 1 or the antidromous alternating current machine of 5 described a kind of inner-outer birotors, it is characterized in that, when stator embeds serial or parallel connection two covers together during three-phase symmetric windings, the number of poles of the winding that described stator inside and outside circle wall is embedded can be identical or different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520092550 CN2850122Y (en) | 2005-09-20 | 2005-09-20 | Out-of-phase rotary AC electric machine with internal and external two rotors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520092550 CN2850122Y (en) | 2005-09-20 | 2005-09-20 | Out-of-phase rotary AC electric machine with internal and external two rotors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2850122Y true CN2850122Y (en) | 2006-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520092550 Expired - Fee Related CN2850122Y (en) | 2005-09-20 | 2005-09-20 | Out-of-phase rotary AC electric machine with internal and external two rotors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2850122Y (en) |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102097905A (en) * | 2011-03-18 | 2011-06-15 | 刘荣坤 | Multi-functional motor |
| CN102904405A (en) * | 2012-10-10 | 2013-01-30 | 孙屹东 | Birotor synchronous generator |
| CN103216387A (en) * | 2012-01-18 | 2013-07-24 | 苏卫星 | Two-way rotating power generation equipment |
| CN103580407A (en) * | 2013-11-08 | 2014-02-12 | 北京明正维元电机技术有限公司 | Permanent magnetic synchronous combination motor |
| CN105305688A (en) * | 2015-11-01 | 2016-02-03 | 赵浩 | Novel single-phase series excitation motor with low vibration noise employing double-layer simplex lap windings |
| CN105455684A (en) * | 2015-07-10 | 2016-04-06 | 九阳股份有限公司 | Food processing machine |
| CN106065924A (en) * | 2016-07-29 | 2016-11-02 | 柳州福能机器人开发有限公司 | The driver of rescuing robot for fire control |
| CN106090184A (en) * | 2016-07-29 | 2016-11-09 | 柳州福能机器人开发有限公司 | A kind of robot harmonic speed reducer |
| CN106113027A (en) * | 2016-07-29 | 2016-11-16 | 柳州福能机器人开发有限公司 | A kind of driver of public service robot |
| CN106142074A (en) * | 2016-07-29 | 2016-11-23 | 柳州福能机器人开发有限公司 | A kind of method for processing and assembling of robot driving device |
| CN106181992A (en) * | 2016-07-29 | 2016-12-07 | 柳州福能机器人开发有限公司 | A kind of driving means of robot |
| CN106217366A (en) * | 2016-07-29 | 2016-12-14 | 柳州福能机器人开发有限公司 | The driving means of arc welding robot |
| CN106246806A (en) * | 2016-07-29 | 2016-12-21 | 柳州福能机器人开发有限公司 | A kind of decelerator of intelligent nursing machine people |
| CN106239129A (en) * | 2016-07-29 | 2016-12-21 | 柳州福能机器人开发有限公司 | The method for processing and assembling of high-performance robot driving device |
| CN106655584A (en) * | 2016-11-23 | 2017-05-10 | 北京明正维元电机技术有限公司 | Special-shaped motor end cap |
| CN106787976A (en) * | 2017-02-17 | 2017-05-31 | 陈安俊 | A kind of automatic control system for electric vehicle motor control |
| CN106787570A (en) * | 2016-12-13 | 2017-05-31 | 冶金自动化研究设计院 | A kind of inner-outer birotor asynchronous starting permagnetic synchronous motor |
| CN109109384A (en) * | 2018-09-07 | 2019-01-01 | 浙江精益佰汇数字技术有限公司 | A kind of efficient bag on roll cutting means |
| CN109546827A (en) * | 2018-12-24 | 2019-03-29 | 广东美的白色家电技术创新中心有限公司 | A kind of pair of rotating motor and wall-breaking machine |
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| CN112838728A (en) * | 2020-12-30 | 2021-05-25 | 顺丰科技有限公司 | Birotor permanent magnet synchronous motor and working method thereof |
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2005
- 2005-09-20 CN CN 200520092550 patent/CN2850122Y/en not_active Expired - Fee Related
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| CN102097905A (en) * | 2011-03-18 | 2011-06-15 | 刘荣坤 | Multi-functional motor |
| CN103216387B (en) * | 2012-01-18 | 2016-12-14 | 苏卫星 | Two to rotary electrification equipment |
| CN103216387A (en) * | 2012-01-18 | 2013-07-24 | 苏卫星 | Two-way rotating power generation equipment |
| CN102904405A (en) * | 2012-10-10 | 2013-01-30 | 孙屹东 | Birotor synchronous generator |
| CN103580407A (en) * | 2013-11-08 | 2014-02-12 | 北京明正维元电机技术有限公司 | Permanent magnetic synchronous combination motor |
| CN105455684A (en) * | 2015-07-10 | 2016-04-06 | 九阳股份有限公司 | Food processing machine |
| CN105305688A (en) * | 2015-11-01 | 2016-02-03 | 赵浩 | Novel single-phase series excitation motor with low vibration noise employing double-layer simplex lap windings |
| CN105305688B (en) * | 2015-11-01 | 2017-10-24 | 嘉兴学院 | Novel double-layer simplex lap winding low-vibration noise single phase series motor |
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| CN106239129A (en) * | 2016-07-29 | 2016-12-21 | 柳州福能机器人开发有限公司 | The method for processing and assembling of high-performance robot driving device |
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| CN106065924A (en) * | 2016-07-29 | 2016-11-02 | 柳州福能机器人开发有限公司 | The driver of rescuing robot for fire control |
| CN106655584A (en) * | 2016-11-23 | 2017-05-10 | 北京明正维元电机技术有限公司 | Special-shaped motor end cap |
| CN106787570B (en) * | 2016-12-13 | 2019-01-25 | 冶金自动化研究设计院 | A kind of inner-outer birotor asynchronous starting permanent magnet synchronous motor |
| CN106787570A (en) * | 2016-12-13 | 2017-05-31 | 冶金自动化研究设计院 | A kind of inner-outer birotor asynchronous starting permagnetic synchronous motor |
| CN106787976A (en) * | 2017-02-17 | 2017-05-31 | 陈安俊 | A kind of automatic control system for electric vehicle motor control |
| CN109109384A (en) * | 2018-09-07 | 2019-01-01 | 浙江精益佰汇数字技术有限公司 | A kind of efficient bag on roll cutting means |
| CN109109384B (en) * | 2018-09-07 | 2022-04-08 | 郭山河 | Efficient continuous roll bag cutting device |
| CN109546827B (en) * | 2018-12-24 | 2020-10-27 | 广东美的白色家电技术创新中心有限公司 | Counter-rotating motor and wall breaking machine |
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| JP2022514534A (en) * | 2018-12-24 | 2022-02-14 | ▲広▼▲東▼美的白色家▲電▼技▲術▼▲創▼新中心有限公司 | Contra-rotating motor and high speed mixer |
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| CN109546827A (en) * | 2018-12-24 | 2019-03-29 | 广东美的白色家电技术创新中心有限公司 | A kind of pair of rotating motor and wall-breaking machine |
| JP7115795B2 (en) | 2018-12-24 | 2022-08-09 | ▲広▼▲東▼美的白色家▲電▼技▲術▼▲創▼新中心有限公司 | Counter-rotating motor and high-speed mixer |
| KR102591544B1 (en) * | 2018-12-24 | 2023-10-19 | 광둥 미디어 화이트 홈 어플라이언스 테크놀로지 이노베이션 센터 컴퍼니 리미티드 | Inversion motor and crusher |
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| CN112838728A (en) * | 2020-12-30 | 2021-05-25 | 顺丰科技有限公司 | Birotor permanent magnet synchronous motor and working method thereof |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |