CN207459855U - A kind of permanent-magnetic synchronous motor rotor and permanent magnet synchronous motor - Google Patents
A kind of permanent-magnetic synchronous motor rotor and permanent magnet synchronous motor Download PDFInfo
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- CN207459855U CN207459855U CN201721440922.XU CN201721440922U CN207459855U CN 207459855 U CN207459855 U CN 207459855U CN 201721440922 U CN201721440922 U CN 201721440922U CN 207459855 U CN207459855 U CN 207459855U
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- permanent magnet
- antimagnetic
- slot
- permanent
- synchronous motor
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Abstract
The utility model discloses permanent-magnetic synchronous motor rotors, belong to motor field, including the first iron core, are arranged in the second shaft of the first core center position and are spaced the first permanent magnet being evenly distributed on the first iron core；First permanent magnet includes the second permanent magnet and three permanent magnet；One end of second permanent magnet is connected by the first antimagnetic slot with one end of three permanent magnet；The other end of second permanent magnet and the other end of three permanent magnet have been fixedly connected with the second antimagnetic slot；The through hole for heat dissipation is equipped on first antimagnetic slot and the second antimagnetic slot.Permanent-magnetic synchronous motor rotor disclosed in the utility model by setting the first antimagnetic slot and the second antimagnetic slot, can have the function that armoured magnetic field, and then make motor running efficiency higher.In addition, being equipped with the through hole for heat dissipation on the first antimagnetic slot and the second antimagnetic slot, the heat generated when preventing because of motor operation does not distribute not go out, and effectively improves the performance of motor.
Description
Technical field
The utility model is related to motor field, more particularly to a kind of permanent-magnetic synchronous motor rotor and permanent magnet synchronous electric
Machine.
Background technology
Permanent magnet synchronous motor is one kind of synchronous motor, and synchronous motor is the heart of electric system, be it is a kind of collection rotation with
Static, electromagnetic change and mechanical movement realize electric energy and the element of mechanical performance conversion, are widely used in high-performance in one
Servo and motion control field.
And existing many permanent magnet synchronous motors have the disadvantage that, without the function of armoured magnetic field, and then can cause
The performance of permanent magnet synchronous motor is not good enough, though some permanent magnet synchronous motors there are the function of armoured magnetic field, but again there is
The phenomenon that heat dissipation effect is bad, therefore, it is necessary to design a kind of function of existing armoured magnetic field, and the permanent magnetism with heat sinking function
Synchronous electric motor rotor.
Utility model content
The defects of in order to overcome the prior art, the technical problem to be solved by the utility model is to propose that a kind of permanent magnetism is same
Walk rotor and permanent magnet synchronous motor, one end of the second permanent magnet and one end of three permanent magnet are to pass through in the utility model
First antimagnetic slot connection, and to be fixedly connected with second antimagnetic for the other end of the second permanent magnet and the other end of three permanent magnet
Slot by setting the first antimagnetic slot and the second antimagnetic slot, can have the function that armoured magnetic field, and then make motor running efficiency more
It is high.In addition, being equipped with the through hole for heat dissipation on the first antimagnetic slot and the second antimagnetic slot, produced when preventing because of motor operation
Raw heat does not distribute not go out, and effectively improves the performance of motor.
For this purpose, the utility model uses following technical scheme：
The utility model provides a kind of permanent-magnetic synchronous motor rotor, including the first iron core, is arranged in first iron core
The first rotating shaft of center and interval are evenly distributed on the first permanent magnet on first iron core；
First permanent magnet include the second permanent magnet, three permanent magnet and the first antimagnetic slot, second permanent magnet with
Three permanent magnet is symmetrical arranged compared with the first antimagnetic slot,
The narrow end of second permanent magnet is connected by the first antimagnetic slot with the narrow end of the three permanent magnet；
The wide end of second permanent magnet, the wide end of the three permanent magnet are fixed respectively with two the second antimagnetic slots to be connected
It connects；
The through hole for heat dissipation is equipped on the first antimagnetic slot and the second antimagnetic slot.
Optionally, the magnetic field screen for reducing leakage magnetic flux is mounted in the described first antimagnetic slot and the second antimagnetic slot
Cover item.
Optionally, the cross section of the described first antimagnetic slot is isosceles triangle；
The cross section of second permanent magnet and the cross section of the three permanent magnet are irregular quadrangles.
Optionally, angle of the top of the irregular quadrangle on vertical axial direction is 40 degree.
The utility model also provides a kind of permanent magnet synchronous motor, and including rotor, the rotor is the foregoing rotor.
The beneficial effects of the utility model are：
A kind of permanent-magnetic synchronous motor rotor provided by the utility model, in the utility model, one end of the second permanent magnet with
One end of three permanent magnet is connected by the first antimagnetic slot, and the other end of the second permanent magnet and three permanent magnet is another
End has been fixedly connected with the second antimagnetic slot, by setting the first antimagnetic slot and the second antimagnetic slot, can reach the work of armoured magnetic field
With, and then make motor running efficiency higher.In addition, the through hole for heat dissipation is equipped on the first antimagnetic slot and the second antimagnetic slot,
The heat generated when preventing because of motor operation does not distribute not go out, and effectively improves the performance of motor.
Description of the drawings
Fig. 1 is that a kind of structural diagrams for permanent-magnetic synchronous motor rotor that specific embodiment of the present invention provides are intended to；
Fig. 2 is the structure chart signal for another permanent-magnetic synchronous motor rotor that specific embodiment of the present invention provides
Figure.
In figure：
1st, the first iron core；2nd, first rotating shaft；4th, the second iron core；5th, the second shaft；6th, the 4th permanent magnet；7th, adjustment block；8、
Controller；10th, through hole；11st, the first antimagnetic slot；12nd, the second antimagnetic slot；31st, the second permanent magnet；32nd, three permanent magnet.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.Fig. 1 shows
Show to example property a kind of structure chart signal of permanent-magnetic synchronous motor rotor, as shown in Figure 1.A kind of permanent-magnetic synchronous motor rotor,
Including the first iron core 1, it is arranged in the first rotating shaft 2 of 1 center of the first iron core and is evenly spaced in the first iron core 1
On the first permanent magnet；First permanent magnet includes the second permanent magnet 31,32 and first antimagnetic slot 11 of three permanent magnet, and second forever
Magnet 31 and three permanent magnet 32 are symmetrical arranged compared with the first antimagnetic slot 11, and the narrow end of the second permanent magnet 31 is antimagnetic by first
Slot 11 is connected with the narrow end of three permanent magnet 32；The wide end of second permanent magnet 31, the wide end of three permanent magnet 32 respectively with two
Second antimagnetic slot 12 is fixedly connected；The through hole 10 for heat dissipation is equipped on first antimagnetic 11 and second antimagnetic slot 12 of slot.Its
In, the first permanent magnet is evenly spaced on along the circumferential direction of the first iron core 1, and the number of the first permanent magnet can be 4
It is a, 8 etc..Second permanent magnet 31 is that opposite first antimagnetic slot 11 is symmetrically arranged with three permanent magnet 32, and the second permanent magnet
31 narrow end is connected with the narrow end of three permanent magnet 32 by the first antimagnetic slot 11, wide end and the 3rd permanent magnetism of the second permanent magnet 31
The wide end of body 32 is fixedly connected by two the second antimagnetic slots 12, can by setting the first antimagnetic 11 and second antimagnetic slot 12 of slot
To have the function that armoured magnetic field, and then make motor running efficiency higher.In addition, the first antimagnetic 11 and second antimagnetic slot 12 of slot
On be equipped with through hole 10 for heat dissipation, prevent from, because the heat that generates of motor operation when does not distribute not go out, effectively improving
The performance of motor.
For further armoured magnetic field, optionally, it is mounted on dropping in the first antimagnetic 11 and second antimagnetic slot 12 of slot
The magnetic field shielding item of low drain magnetic flux.Magnetic field shielding item is set, can play the role of reducing leakage magnetic flux, rotor flux is greatly improved
Effective rate of utilization, while can also avoid the magnetic field leaked influence rotor normal work.In a particular application, magnetic field
Ferrimagnet, especially permalloy, silicon steel sheet (silicon steel sheet), soft iron etc., which may be employed, in shielding strip 13 high permeability
Material；The box that first antimagnetic 11 and second antimagnetic slot 12 of slot can be closed, the shielding box made with such material can be by magnetic field
It imports in material, so that the magnetic field outside shielding box is difficult to penetrate in box；Or the magnetic field in box can only be applied to strong magnetic conduction
It is not easy to influence outside box in box wall material, achievees the purpose that magnetic screen, finally improves the ability of permanent magnet synchronous motor output.
For the shape of clear second permanent magnet 31,32 and first antimagnetic slot 11 of three permanent magnet, it is preferable that first
The cross section of antimagnetic slot 11 is isosceles triangle；The cross section of second permanent magnet 31 and the cross section of three permanent magnet 32 are not
The quadrangle of rule.Preferably, the angle of the top of irregular quadrangle on vertical axial direction is 40 degree to the present embodiment.
In addition to a kind of permanent-magnetic synchronous motor rotor provided above, the utility model also provides another permanent-magnet synchronous
Rotor, Fig. 2 schematically illustrate the structure diagram of another permanent-magnetic synchronous motor rotor provided by the utility model,
As shown in Figure 2.The permanent-magnetic synchronous motor rotor include the second iron core 4, be arranged in 4 center of the second iron core the second shaft 5,
And it is evenly spaced on the 4th permanent magnet 6 on the second iron core 4；Second iron core 4 is equipped with multiple from 4 outside of the second iron core
Edge indent extends to the notch of 6 outer end of the 4th permanent magnet；Notch is equipped with to adjust the angle and the adjustment block 7 of speed；4th
One end of permanent magnet 6 is fixedly connected with the second shaft 5, and the other end of the 4th permanent magnet 6 is fixedly connected with adjustment block 7；Adjustment block 7
It is electrically connected with controller 8.The work of adjustment block 7 is controlled by controller 8, and then effectively adjusts angle of the rotor in rotation process
Degree and speed rotate rotor more accurate, and then the work efficiency of permanent magnet synchronous motor are effectively ensured, and property is exported beneficial to improving
Energy.
Optionally, the shape of adjustment block 7 is triangle.The triangle can be isosceles triangle or equilateral triangle, three
Angular wedge angle faces the direction of the second shaft.For example, when triangle is isosceles triangle, as shown in Figure 2, that
, each fixation is there are one the 4th permanent magnet 6 on two sides of each triangle, and one end of two the 4th permanent magnets 6 was with respectively should
Two sides of triangle are fixedly connected, and the other end of the 4th permanent magnet 6 is fixedly connected respectively with the second shaft.
The utility model also provides a kind of permanent magnet synchronous motor, and including rotor, rotor is foregoing rotor.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case of with new spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with new, other embodiments fallen into claims hereof all belong to
In the scope of the utility model protection.
Claims (5)
1. a kind of permanent-magnetic synchronous motor rotor, it is characterised in that：
Including the first iron core (1), it is arranged in the first rotating shaft (2) of the first iron core (1) center and uniform intervals point
First permanent magnet of the cloth on first iron core (1)；
First permanent magnet include the second permanent magnet (31), three permanent magnet (32) and the first antimagnetic slot (11), described second
Permanent magnet (31) and three permanent magnet (32) are symmetrical arranged compared with the first antimagnetic slot (11), second permanent magnet (31) it is narrow
End is connected by the first antimagnetic slot (11) with the narrow end of the three permanent magnet (32)；
The wide end of second permanent magnet (31), the wide end of the three permanent magnet (32) respectively with two the second antimagnetic slots (12)
It is fixedly connected；
The through hole (10) for heat dissipation is equipped on the first antimagnetic slot (11) and the second antimagnetic slot (12).
2. a kind of permanent-magnetic synchronous motor rotor as described in claim 1, it is characterised in that：
The magnetic field shielding for reducing leakage magnetic flux is mounted in the first antimagnetic slot (11) and the second antimagnetic slot (12)
Item.
3. a kind of permanent-magnetic synchronous motor rotor as described in claim 1, it is characterised in that：
The cross section of the first antimagnetic slot (11) is isosceles triangle；
The cross section of second permanent magnet (31) and the cross section of the three permanent magnet (32) are irregular quadrangles.
4. a kind of permanent-magnetic synchronous motor rotor as claimed in claim 3, it is characterised in that：
Angle of the top of the irregular quadrangle on vertical axial direction is 40 degree.
5. a kind of permanent magnet synchronous motor, including rotor, it is characterised in that：
The rotor is Claims 1-4 any one of them rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721440922.XU CN207459855U (en) | 2017-10-28 | 2017-10-28 | A kind of permanent-magnetic synchronous motor rotor and permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721440922.XU CN207459855U (en) | 2017-10-28 | 2017-10-28 | A kind of permanent-magnetic synchronous motor rotor and permanent magnet synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207459855U true CN207459855U (en) | 2018-06-05 |
Family
ID=62253053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721440922.XU Active CN207459855U (en) | 2017-10-28 | 2017-10-28 | A kind of permanent-magnetic synchronous motor rotor and permanent magnet synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207459855U (en) |
-
2017
- 2017-10-28 CN CN201721440922.XU patent/CN207459855U/en active Active
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