CN103580407A - Permanent magnetic synchronous combination motor - Google Patents
Permanent magnetic synchronous combination motor Download PDFInfo
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- CN103580407A CN103580407A CN201310550071.4A CN201310550071A CN103580407A CN 103580407 A CN103580407 A CN 103580407A CN 201310550071 A CN201310550071 A CN 201310550071A CN 103580407 A CN103580407 A CN 103580407A
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Abstract
The invention discloses a permanent magnetic synchronous combination motor, and belongs to the field of motors. The permanent magnetic synchronous combination motor comprises at least two rotors, at least two stators and bearings. The rotors and the stators are sequentially and alternately arranged from inside to outside, the number of the rotors and the number of the stators are the same, and the rotors correspond to the stators in a one-to-one mode. The part between each rotor and the corresponding stator is provided with one bearing, the bearings are arranged at the two ends of the rotors and the two ends of the stators, and the central axis of the rotors, the central axis of the stators and the central axis of the bearings coincide with one another. Various combined rotation motion forms of different directions, different time, different speeds and the like are achieved through at least two concentric rotors. Different structure bodies can move in multiple dimensions of different directions and different speeds by connecting the permanent magnetic synchronous combination motor to the different structure bodies. The permanent magnetic synchronous combination motor can be widely applied to the fields such as numerical control machine tools, laser measurement, optical grinding and internal and external screw synchronous movement.
Description
Technical field
The present invention relates to electric motors, particularly a kind of permanent-magnet synchronous combination motor.
Background technology
Motor is a kind of equipment of mechanical energy that electric energy is converted to.In recent years, along with industrial fast development, more and more being applied in life of motor, the power bracket that electronic function provides is very large, from milliwatt level to multikilowatt, large to lathe, blower fan, electric locomotive, elevator etc., the little electronic toy that arrives all be unable to do without motor, and motor has been applied in the various aspects in modern society's life.In prior art, most motor is mainly comprised of a hot-wire coil and a rotor, and hot-wire coil produces rotating magnetic field and acts on rotor and forms magnetoelectricity dynamic rotation moment of torsion, and magnetic field and Interaction Law of Electric Current, rotate motor.
In realizing process of the present invention, inventor finds that prior art at least exists following problem:
In prior art, motor comprises a hot-wire coil and a rotor, under the interaction of magnetic field and electric current, the output shaft of motor can only be connected with a structure, and make this structure according to the rotation of a kind of direction, a kind of speed, can only realize motion in one dimension, and for multiple direction of rotation, structure that rotary speed is different, need a plurality of motors to drive, cause cost higher, consume energy larger, efficiency is lower.
Summary of the invention
The problem that can only realize motion in one dimension in order to solve motor in prior art, the embodiment of the present invention provides a kind of permanent-magnet synchronous combination motor.Described technical scheme is as follows:
A kind of permanent-magnet synchronous combination motor, described permanent-magnet synchronous combination motor comprises: at least one internal rotor electric assembly and the electronic assembly of at least one external rotor, described internal rotor electric assembly comprises rotor, bearing and stator from the inside to the outside successively, the electronic assembly of described external rotor comprises stator, bearing and rotor from the inside to the outside successively, described at least one, internal rotor electric assembly is arranged alternately from the inside to the outside successively with the electronic assembly of external rotor described at least one, and the central axes of described internal rotor electric assembly and the electronic assembly of described external rotor.
Further, described rotor comprises rotor and permanent magnet, and described permanent magnet is arranged on described rotor, and described permanent magnet is between described rotor and described stator.
Further, described stator comprises fixed body and has winding stator core, described have winding stator core to be arranged on described fixed body, and described in have winding stator core between described fixed body and described permanent magnet, the winding stator core that has that has winding stator core and the electronic assembly of described external rotor of described internal rotor electric assembly is all arranged on same described fixed body, the winding stator core that has of described internal rotor electric assembly is arranged on the inwall of described fixed body, the winding stator core that has of the electronic assembly of described external rotor is arranged on the outer wall of described fixed body.
Further, described permanent-magnet synchronous combination motor also comprises shell, and described shell is arranged on apart from central axis described internal rotor electric assembly or the electronic assembly of described external rotor outside farthest.
Further, described permanent-magnet synchronous combination motor also comprises base, and described base is arranged on the below of described shell.
Further, described permanent-magnet synchronous combination motor also comprises spring bearing, and it is inner that described spring bearing is arranged on described base.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
The present invention by arranging at least one internal rotor electric assembly and the electronic assembly of at least one external rotor on same central axis, make at least two concentric rotors can realize in the same way, reverse, simultaneously, the motion morphology of the rotation of non-while, synchronized, the non-multiple combination such as synchronized, the present invention is connected on different structures, can realize the multi-dimensional movement that different structure body carries out different directions, different speed, the present invention can be widely used in the fields such as Digit Control Machine Tool, laser measurement, optical grinding, interior external screw rod associated movement.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the permanent-magnet synchronous combination motor vertical structure profile that the embodiment of the present invention provides;
Fig. 2 is the permanent-magnet synchronous combination motor horizontal type structure profile that the embodiment of the present invention provides;
Wherein:
1 rotor, 2 permanent magnets, 3 have winding stator core, 4 fixed bodies, 5 shells, 6 bearings, 7 spring bearings, 8 bases.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Embodiment 1
As shown in Figure 1, the embodiment of the present invention provides a kind of permanent-magnet synchronous combination motor, described permanent-magnet synchronous combination motor comprises: at least one internal rotor electric assembly and the electronic assembly of at least one external rotor, described internal rotor electric assembly comprises rotor from the inside to the outside successively, bearing 6 and stator, the electronic assembly of described external rotor comprises stator from the inside to the outside successively, bearing 6 and rotor, described at least one, internal rotor electric assembly is arranged alternately from the inside to the outside successively with the electronic assembly of external rotor described at least one, wherein between the rotor in each internal rotor electric assembly or the electronic assembly of each external rotor and stator corresponding thereto by the interaction of magnetic field and electric current, can make permanent-magnet synchronous combination motor export the rotation of a kind of direction and a kind of speed, can connect a kind of structure, at least one internal rotor electric assembly and the electronic assembly of at least one external rotor can make permanent-magnet synchronous combination motor export two kinds of directions simultaneously, all not identical rotations of speed, can connect at least two structures, various structures body is worked simultaneously, for example permanent-magnet synchronous combination motor provided by the invention is applied on numerically controlled lathe, when processing tubular part, the present invention can control two cutters simultaneously, tubular part is carried out to the processing of outer surface and inner surface simultaneously, and due to the present invention described in each rotor and described in each the central axis of stator be all arranged on same straight line, when processing tubular part, outer surface and the inner surface that can effectively guarantee tubular part are concentric circles, guaranteed that the tubular part processing has uniform wall thickness, effectively raise the precision of processing, and the efficiency of processing, rotor and be provided with described bearing 6 described in each between stator described in each simultaneously, and described bearing 6 is arranged on rotor described in each and the two ends of stator described in each, effectively guaranteed the gap between rotor and stator, also guarantee that rotor is not subject to the impact of frictional force when rotated simultaneously, described at least two rotors, the central axes of described at least two rotors and described bearing 6.
The present invention by arranging at least one internal rotor electric assembly and the electronic assembly of at least one external rotor on same central axis, make at least two concentric rotors can realize in the same way, reverse, simultaneously, the motion morphology of the rotation of non-while, synchronized, the non-multiple combination such as synchronized, the present invention is connected on different structures, can realize that different structure body prolongs different directions, different speed is carried out multi-dimensional movement, the present invention can be widely used in the fields such as Digit Control Machine Tool, laser measurement, optical grinding, interior external screw rod associated movement.
Further, as shown in Figure 1, described rotor comprises rotor 1 and permanent magnet 2, described permanent magnet 2 is arranged on described rotor 1, and described permanent magnet 2, between described rotor 1 and described stator, by the interaction of magnetic field and electric current, rotates rotor 1 between permanent magnet 2 and stator.
Further, as shown in Figure 1, described stator includes winding stator core 3 and fixed body 4, described have winding stator core 3 to be arranged on described fixed body 4, and described in have winding stator core 3 between described fixed body 4 and described permanent magnet 2, have winding stator core 3 and the winding stator core 3 that has of the electronic assembly of described external rotor of described internal rotor electric assembly are all arranged on same described fixed body 4, the winding stator core 3 that has of described internal rotor electric assembly is arranged on the inwall of described fixed body 4, the winding stator core 3 that has of the electronic assembly of described external rotor is arranged on the outer wall of described fixed body 4, described have magnetic field and Interaction Law of Electric Current between winding stator core 3 and described permanent magnet 2 that rotor 1 is rotated.
Further, as shown in Figure 1, described permanent-magnet synchronous combination motor also comprises shell 5, described shell 5 is arranged on innings central axis internal rotor electric assembly farthest or the outside of the electronic assembly of external rotor, the center line of described shell 5 and rotor described in each, stator described in each, the center line of described bearing overlaps, shell 5 for the protection of described rotor and stator not by extraneous contaminating impurity, shell 5 can also be protected staff simultaneously, avoid staff to contact with the rotor of rotation in the course of the work, all rotor in the present invention, stator, the central axis of bearing 6 and shell 5 is all arranged on same straight line, rotor is when rotating, guaranteed that motor can move stably, from having reduced to the full extent the phenomenon that occurs vibrations or displacement because rotor rotates.
Further, as shown in Figure 1, described permanent-magnet synchronous combination motor also comprises base 8, and described base 8 is arranged on the below of described shell 5, and described base 8 is for supporting described shell 5, and extraneous fixing with operating desk etc., guarantees that motor moves stably.
Further, as shown in Figure 1, described permanent-magnet synchronous combination motor also comprises spring bearing 7, described spring bearing 7 is arranged on the inner below of described base 8, described spring bearing 7 is for supporting the rotor 1 of described rotor and the fixed body 4 in described stator, avoid the friction between rotor 1 and base 8, guaranteed the position of rotor and stator and the gap between the two simultaneously.
Embodiment 2
As shown in Figure 1, the embodiment of the present invention provides a kind of permanent-magnet synchronous combination motor, described permanent-magnet synchronous combination motor is vertical structure, contain two internal rotor electric assemblings and an electronic combination of external rotor, described permanent-magnet synchronous combination motor comprises: rotor 1, permanent magnet 2, there is winding stator core 3, fixed body 4, shell 5, bearing 6, spring bearing 7 and base 8, first permanent magnet 2 is arranged on first rotor 1 from the inside to the outside, and first rotor 1 and common first rotor that forms of first permanent magnet 2, first has winding stator core 3 to be arranged on the inwall of first fixed body 4, first forms first stator by winding stator core 3 and first fixed body 4, between first rotor 1 and first fixed body 4, be provided with bearing 6, bearing 6 is arranged on the upper end between first rotor 1 and first fixed body 4, bearing can be guaranteed the air gap between first rotor and first stator, first stator and first rotor are interacted and carry out electromagnetic induction, second has on the outer wall that winding stator core 3 is arranged on first fixed body 4, second forms second stator by winding stator core 3 and first fixed body 4, second permanent magnet 3 is arranged on the inwall of second rotor 1, second permanent magnet 3 forms second rotor with first rotor 1, between first rotor 1 and second fixed body 4, be provided with bearing 6, bearing 5 is arranged on the upper end between second rotor 1 and first fixed body 4, bearing 6 can be guaranteed the air gap between second rotor and second stator, second stator and second rotor are interacted and carry out electromagnetic induction, the 3rd permanent magnet 2 is arranged on the outer wall of second rotor 1, the 3rd permanent magnet 2 and second rotor 1 form the 3rd rotor, the 3rd has winding stator core 3 to be arranged on the inwall of shell 5, the 3rd forms the 3rd stator by winding stator core 3 and shell 5, between second rotor 1 and shell 5, be provided with bearing 6, bearing 6 is arranged on the upper end between second rotor 1 and shell 5, bearing 6 can be guaranteed the air gap between the 3rd rotor and the 3rd stator, the 3rd stator and the 3rd rotor is interacted and carry out electromagnetic induction, below first rotor 1 and second rotor 1, be provided with spring bearing 7, and spring bearing 7 is arranged on base 8, spring bearing 7 both can support first rotor 1 and second rotor 1, avoid the friction between first rotor 1, second rotor 1 and base 8, can also guarantee the gap between each rotor and stator, motor is turned round stably.
Embodiment 3
As shown in Figure 2, the embodiment of the present invention provides a kind of permanent-magnet synchronous combination motor, described permanent-magnet synchronous combination motor is horizontal type structure, contain two internal rotor electric assemblings and an electronic combination of external rotor, described permanent-magnet synchronous combination motor comprises: rotor 1, permanent magnet 2, there is winding stator core 3, fixed body 4, shell 5 and bearing 6, first permanent magnet 2 is arranged on first rotor 1, and first rotor 1 and common first rotor that forms of first permanent magnet 2, first has winding stator core 3 to be arranged on the inwall of first fixed body 4, first forms first stator by winding stator core 3 and first fixed body 4, between first rotor 1 and first fixed body 4, be provided with two bearings 6, two bearings 6 are separately positioned on the two ends between first rotor and first stator, bearing 6 can be guaranteed the air gap between first rotor and first stator, first stator and first rotor are interacted and carry out electromagnetic induction, second has on the outer wall that winding stator core 3 is arranged on first fixed body 4, second forms second stator by winding stator core 3 and first fixed body 4, second permanent magnet 2 is arranged on the inwall of second rotor 1, second permanent magnet 2 and second rotor 1 form second rotor, between second rotor 1 and first fixed body 4, be provided with two bearings 6, two bearings 6 are separately positioned on the two ends between second rotor and second stator, bearing 6 can be guaranteed the air gap between second rotor and second stator, second stator and second rotor are interacted and carry out electromagnetic induction, the 3rd permanent magnet 2 is arranged on the outer wall of second rotor 1, the 3rd permanent magnet 2 and second rotor 1 form the 3rd rotor, the 3rd has winding stator core 3 to be arranged on the inwall of shell 5, the 3rd forms the 3rd stator by winding stator core 3 and shell 5, between second brother's rotor 1 and shell 5, be provided with two bearings 6, two bearings 6 are separately positioned on the two ends between the 3rd rotor and the 3rd stator, bearing 6 can be guaranteed the air gap between the 3rd rotor and the 3rd stator, the 3rd stator and the 3rd rotor are interacted and carry out electromagnetic induction.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a permanent-magnet synchronous combination motor, it is characterized in that, described permanent-magnet synchronous combination motor comprises: at least one internal rotor electric assembly and the electronic assembly of at least one external rotor, described internal rotor electric assembly comprises rotor from the inside to the outside successively, bearing and stator, the electronic assembly of described external rotor comprises stator from the inside to the outside successively, bearing and rotor, described at least one, internal rotor electric assembly is arranged alternately from the inside to the outside successively with the electronic assembly of external rotor described at least one, and the central axes of described internal rotor electric assembly and the electronic assembly of described external rotor.
2. permanent-magnet synchronous combination motor according to claim 1, is characterized in that, described rotor comprises rotor and permanent magnet, and described permanent magnet is arranged on described rotor, and described permanent magnet is between described rotor and described stator.
3. permanent-magnet synchronous combination motor according to claim 2, it is characterized in that, described stator comprises fixed body and has winding stator core, described have winding stator core to be arranged on described fixed body, and described in have winding stator core between described fixed body and described permanent magnet, the winding stator core that has that has winding stator core and the electronic assembly of described external rotor of described internal rotor electric assembly is all arranged on same described fixed body, the winding stator core that has of described internal rotor electric assembly is arranged on the inwall of described fixed body, the winding stator core that has of the electronic assembly of described external rotor is arranged on the outer wall of described fixed body.
4. permanent-magnet synchronous combination motor according to claim 1, is characterized in that, described permanent-magnet synchronous combination motor also comprises shell, and described shell is arranged on apart from central axis described internal rotor electric assembly or the electronic assembly of described external rotor outside farthest.
5. permanent-magnet synchronous combination motor according to claim 4, is characterized in that, described permanent-magnet synchronous combination motor also comprises base, and described base is arranged on the below of described shell.
6. permanent-magnet synchronous combination motor according to claim 5, is characterized in that, described permanent-magnet synchronous combination motor also comprises spring bearing, and it is inner that described spring bearing is arranged on described base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310550071.4A CN103580407A (en) | 2013-11-08 | 2013-11-08 | Permanent magnetic synchronous combination motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310550071.4A CN103580407A (en) | 2013-11-08 | 2013-11-08 | Permanent magnetic synchronous combination motor |
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| CN103580407A true CN103580407A (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310550071.4A Pending CN103580407A (en) | 2013-11-08 | 2013-11-08 | Permanent magnetic synchronous combination motor |
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| CN (1) | CN103580407A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105194883A (en) * | 2015-09-17 | 2015-12-30 | 惠州市东阳塑胶模型有限公司 | Motor for model airplane aircraft |
| CN106936278A (en) * | 2017-05-11 | 2017-07-07 | 北京明正维元电机技术有限公司 | A kind of special type permagnetic synchronous motor |
| CN106941305A (en) * | 2017-05-11 | 2017-07-11 | 北京明正维元电机技术有限公司 | A kind of special type permagnetic synchronous motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2131164C1 (en) * | 1997-03-25 | 1999-05-27 | Криворотов Александр Семенович | Generator |
| EP1089425A2 (en) * | 1999-09-28 | 2001-04-04 | Nissan Motor Co., Ltd. | Motor/generator with multiple rotors |
| CN2850122Y (en) * | 2005-09-20 | 2006-12-20 | 沈阳工业大学 | Out-of-phase rotary AC electric machine with internal and external two rotors |
| CN201041971Y (en) * | 2007-04-10 | 2008-03-26 | 桂林吉星电子等平衡动力有限公司 | Built-in permanent magnetic synchronous electromotor |
| CN203537199U (en) * | 2013-10-18 | 2014-04-09 | 北京明正维元电机技术有限公司 | Permanent magnet synchronous combination motor |
-
2013
- 2013-11-08 CN CN201310550071.4A patent/CN103580407A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2131164C1 (en) * | 1997-03-25 | 1999-05-27 | Криворотов Александр Семенович | Generator |
| EP1089425A2 (en) * | 1999-09-28 | 2001-04-04 | Nissan Motor Co., Ltd. | Motor/generator with multiple rotors |
| CN2850122Y (en) * | 2005-09-20 | 2006-12-20 | 沈阳工业大学 | Out-of-phase rotary AC electric machine with internal and external two rotors |
| CN201041971Y (en) * | 2007-04-10 | 2008-03-26 | 桂林吉星电子等平衡动力有限公司 | Built-in permanent magnetic synchronous electromotor |
| CN203537199U (en) * | 2013-10-18 | 2014-04-09 | 北京明正维元电机技术有限公司 | Permanent magnet synchronous combination motor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105194883A (en) * | 2015-09-17 | 2015-12-30 | 惠州市东阳塑胶模型有限公司 | Motor for model airplane aircraft |
| CN106936278A (en) * | 2017-05-11 | 2017-07-07 | 北京明正维元电机技术有限公司 | A kind of special type permagnetic synchronous motor |
| CN106941305A (en) * | 2017-05-11 | 2017-07-11 | 北京明正维元电机技术有限公司 | A kind of special type permagnetic synchronous motor |
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Application publication date: 20140212 |