CN205725210U - A kind of rotor and motor - Google Patents
A kind of rotor and motor Download PDFInfo
- Publication number
- CN205725210U CN205725210U CN201620405578.XU CN201620405578U CN205725210U CN 205725210 U CN205725210 U CN 205725210U CN 201620405578 U CN201620405578 U CN 201620405578U CN 205725210 U CN205725210 U CN 205725210U
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- China
- Prior art keywords
- rotor
- magnetic shoe
- motor
- sheath
- stator
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Abstract
This utility model belongs to machine field, discloses a kind of rotor and motor, and rotor includes rotor core, magnetic shoe and sheath, and the outer arc of magnetic shoe is that face contacts with the inner arc of sheath, and the inner arc two ends of magnetic shoe are provided with dead slot.Motor includes above-mentioned rotor and stator.This utility model is by being that face contacts by the outer arc of magnetic shoe and the inner arc of sheath so that rotor structure intensity is higher, and anti-high speed centrifugation power is higher, it is therefore prevented that the high speed of magnetic shoe magnet is dispersed, it is to avoid sheath deforms upon, and strengthens the structural strength of rotor.The inner arc two ends of magnetic shoe are provided with dead slot, it is ensured that on overall magnetic circuit, gas length total value is unequal distribution, make motor obtain the counter electromotive force that sine degree is higher.Being formed with, between the pole shoe and the sheath of rotor of stator, the air gap become larger from centre to two ends, making gas length is sinusoidal variations trend, improves the sine degree of counter electromotive force, and improves the overall construction intensity of motor.
Description
Technical field
This utility model relates to technical field of motors, particularly relates to a kind of rotor and motor.
Background technology
Along with making constant progress of motor technology, the reliability of motor and the requirement of structural strength are also got over
Coming the highest, existing motor is as it is shown in figure 1, it includes rotor 100 and stator 101, wherein at rotor
100 are provided with magnetic shoe 102 and the sheath 103 being set in outside magnetic shoe 102, at rotor 100 and stator 101
Between be provided with air gap, for obtaining the higher counter electromotive force of sine degree, it will usually by the outer arc of magnetic shoe 102 with protect
Inner arc radius unequal (the most concentric) design of set 103 so that magnetic shoe outer arc and sheath inner arc are linear contact lay,
To obtain more preferable motor performance, as shown in Figure 2.
But the mode of above-mentioned linear contact lay is when high speed operation of motor, stress is concentrated in sheath and connects with magnetic shoe
On the line touched, easily cause sheath deformation, there is the hidden danger come off, and the magnet of magnetic shoe is at motor at a high speed
During operation, the problem that can occur under the influence of centrifugal force dispersing, cause electric machine structure intensity not enough, occur
Damage, it is therefore desirable to design one both can guarantee that counter electromotive force sine degree was high, ensure that again enough structures
The motor of intensity.
Utility model content
A purpose of the present utility model is to provide a kind of rotor, to solve existing rotor magnetic shoe outer arc
It is the sheath deformation that linear contact lay causes, the problem come off with sheath inner arc.
Another object of the present utility model is to provide a kind of motor, with solve counter electromotive force sine degree the highest,
The problem that structural strength is not enough.
For reaching this purpose, on the one hand, this utility model by the following technical solutions:
A kind of rotor, including rotor core, is arranged on the magnetic shoe outside rotor core, and is set in magnetic shoe
Outer sheath, the outer arc of described magnetic shoe is that face contacts with the inner arc of sheath, and the inner arc two ends of described magnetic shoe set
There is dead slot.
As preferably, the outer arc of described magnetic shoe is arranged concentrically with the inner arc of sheath.
As preferably, the inner arc two ends being arranged on magnetic shoe that described dead slot is symmetrical.
As preferably, described dead slot is arcuate structure or square structure.
On the other hand, this utility model is the most by the following technical solutions:
A kind of motor, including above-mentioned rotor.
As preferably, also include that stator, described stator include stator core and be positioned at inside stator core
Multiple pole shoes, what described rotor was concentric is placed in stator core, is formed between described pole shoe and described sheath
The air gap become larger from centre to two ends.
As preferably, it is arcwall face that described pole shoe points to the one end at stator core center, the circle of described arcwall face
The heart and the center eccentric setting of stator core, make described air gap become larger from centre to two ends.
As preferably, the center of circle of the arcwall face of multiple pole shoes is collectively forming circle, the center of circle of described circle and stator ferrum
The centres of core is arranged.
As preferably, described pole shoe points to the one end at stator core center and includes median surface and be positioned at median surface
Two ends and the inclined-plane being obliquely installed, one end that described inclined-plane is not connected with median surface is centrally disposed away from stator core.
Rotor of the present utility model is by being that face contacts by the outer arc of magnetic shoe and the inner arc of sheath so that rotor is tied
Structure intensity is higher, and anti-high speed centrifugation power is higher, and the high speed being effectively prevented magnetic shoe magnet is dispersed, and can
Avoid sheath to deform upon, strengthen the structural strength of rotor.And the inner arc two ends of magnetic shoe are provided with dead slot,
Ensure that on overall magnetic circuit, gas length total value is unequal distribution, make motor obtain the anti-electricity that sine degree is higher
Kinetic potential.
Motor of the present utility model uses above-mentioned rotor and stator, and by the pole shoe of stator and rotor
The air gap become larger from centre to two ends it is formed with, it is possible to making gas length is that sinusoidal variations becomes between sheath
Gesture, further increases the sine degree of counter electromotive force, and improves the overall construction intensity of motor.
Accompanying drawing explanation
Fig. 1 is rotor and the mounting structure schematic diagram of stator of motor in this utility model prior art；
Fig. 2 is the structural representation of this utility model prior art rotor；
Fig. 3 is the structural representation of rotor described in this utility model embodiment 1；
Fig. 4 is the structural representation of the magnetic shoe of rotor described in this utility model embodiment 1；
Fig. 5 is rotor and the mounting structure schematic diagram of stator of motor in this utility model embodiment 2；
Fig. 6 is the structural representation of stator described in this utility model embodiment 2；
Fig. 7 is enlarged diagram at the I of this utility model Fig. 6；
Fig. 8 is rotor and the mounting structure schematic diagram of stator of motor in this utility model embodiment 3；
Fig. 9 is the structural representation of stator described in this utility model embodiment 3；
Figure 10 is enlarged diagram at the II of this utility model Fig. 9.
In figure:
1, rotor core；2, magnetic shoe；21, dead slot；3, sheath；4, stator core；5, pole shoe；51、
Median surface；52, inclined-plane；6, air gap；7, circle；10, rotor；20, stator；100, rotor；101、
Stator；102, magnetic shoe；103, sheath.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by detailed description of the invention.
Embodiment 1:
The present embodiment provides a kind of rotor, as it is shown on figure 3, this rotor include rotor core 1, magnetic shoe 2 with
And sheath 3, wherein magnetic shoe 2 is provided with some, the outside being arranged on rotor core 1 that its circumference is uniform, protects
Set 3 is then set in the outside of magnetic shoe 2.Above-mentioned magnetic shoe 2 includes outer arc and inner arc, wherein magnetic shoe 2
Outer arc be that face contacts setting with the inner arc of sheath 3, to improve the structural strength of rotor.And when having this
During the motor high-speed rotation of rotor, due to the setting of face contact, sheath 3 will not be worn appearance deformation, keeps away
Exempt from coming off of sheath 3.The setting of the most above-mentioned contact also is able to make the anti-high speed centrifugation power of rotor higher,
The magnet that can be effectively prevented magnetic shoe 2 occurs to disperse at a high speed, improves the service life of rotor.
In the present embodiment, it is preferred that the outer arc of magnetic shoe 2 is arranged concentrically with the inner arc of sheath 3, and magnetic shoe 2
Outer arc identical with the radius of the inner arc of sheath 3, and then make the extrados of magnetic shoe 2 and the inner arc of sheath 3
Face has been the state of comprehensive engagement, in order to preferably improve the structural strength of rotor and anti-high speed centrifugation power
Performance.
The inner arc two ends of above-mentioned magnetic shoe 2 are provided with dead slot 21, concrete as shown in Figure 4, this dead slot 21 symmetry
It is arranged on the inner arc two ends of magnetic shoe 2.In the present embodiment, above-mentioned dead slot 21 can be arcuate structure or square
Structure.Selecting as arcuate structure in the present embodiment, concrete is arranged for minor arc structure so that magnetic shoe 2 interior
Cambered surface is rendered as three sections of arc structures so that the circular arc of magnetic shoe 2 interlude contacts with rotor core 1, two ends
Dead slot 21 and rotor core 1 between formed gap.Setting by this dead slot 21, it is possible to ensure rotor
Overall magnetic circuit on gas length total value be unequal distribution, making to have the motor of this rotor, to obtain sine degree higher
Counter electromotive force, to improve the performance of motor.
Embodiment 2:
The present embodiment provides a kind of motor, as it is shown in figure 5, this motor it include the rotor described in embodiment 1
10, and stator 20, concentric being placed in stator 20 of this rotor 10.
Concrete, the stator 20 in the present embodiment as shown in Figure 6, including stator core 4 and be positioned at stator
Multiple pole shoes 5 inside iron core 4, what above-mentioned rotor 10 was concentric is placed in stator core 4, said stator ferrum
Core 4 is cylindrical structure, and pole shoe 5 is similar to T-shaped structure and arranges.Pole shoe 5 and rotor 20 sheath it
Between be formed with the air gap 6 become larger from centre to two ends.Pass through said structure, it is possible to make the air gap 6 of motor
Length be sinusoidal variations trend, further increase the sine degree of counter electromotive force.
In the present embodiment, as it is shown in fig. 7, pole shoe 5 points to the one end in stator core 4 center (i.e. the center of circle)
For arcwall face, concrete, the center eccentric setting of the center of circle of this arcwall face and stator core 4, so that air gap 6
Become larger from centre to two ends.Preferably, the center of circle of the arcwall face of above-mentioned multiple pole shoe 5 has been collectively forming
Circle 7, the center of circle of this circle 7 is arranged with the centres of stator core 4.And then pole shoe 5 is evenly distributed,
Counter electromotive force is made to have uniform sinusoidal wave form.
Embodiment 3:
The present embodiment provides another kind of motor, as shown in Figure 8, this motor it include turning described in embodiment 1
Son 10, and stator 20, concentric being placed in stator 20 of this rotor 10.
Concrete, the difference of the motor of the motor of the present embodiment and embodiment 2 is the pole shoe 5 of stator 20
Structure is different, and as shown in Fig. 9 and Figure 10, the pole shoe 5 of the present embodiment points to the one of stator core 4 center
End includes median surface 51 and is positioned at median surface 51 two ends and the inclined-plane 52 being obliquely installed, and this inclined-plane 52 does not connects
Connect centrally disposed away from stator core 4 of one end of median surface 51.And then enable to pole shoe 5 and rotor
The air gap 6 become larger from centre to two ends is formed between sheath.The present embodiment is by the way of pole shoe chamfered edge
Form median surface 51 and inclined-plane 52, and then be capable of air gap 6 and become larger from centre to two ends.
Above-mentioned median surface 51 can be plane or arcwall face, and when it is arcwall face, this arcwall face is convex to fixed
Sub-iron core 4 is centrally disposed.Median surface 51 is set to plane by the present embodiment, in order to the processing of pole shoe 5.
Obviously, above-described embodiment of the present utility model is only used to understand the act that explanation this utility model is made
Example, and it is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field
For, can also make other changes in different forms on the basis of the above description.Here without
Also cannot all of embodiment be given exhaustive.All made within spirit of the present utility model and principle
Any amendment, equivalent and improvement etc., should be included in this utility model scope of the claims it
In.
Claims (9)
1. a rotor, including rotor core (1), is arranged on the magnetic shoe (2) in rotor core (1) outside,
And be set in magnetic shoe (2) sheath (3) outward, it is characterised in that the outer arc of described magnetic shoe (2) with protect
The inner arc of set (3) is face contact, and the inner arc two ends of described magnetic shoe (2) are provided with dead slot (21).
Rotor the most according to claim 1, it is characterised in that the outer arc of described magnetic shoe (2) with protect
The inner arc of set (3) is arranged concentrically.
Rotor the most according to claim 2, it is characterised in that the setting that described dead slot (21) is symmetrical
Inner arc two ends at magnetic shoe (2).
Rotor the most according to claim 3, it is characterised in that described dead slot (21) is arcuate structure
Or square structure.
5. a motor, it is characterised in that include the rotor (10) as described in claim 1-4 is arbitrary.
Motor the most according to claim 5, it is characterised in that also include stator (20), described fixed
Son (20) includes stator core (4) and is positioned at multiple pole shoes (5) of stator core (4) inner side, institute
State concentric being placed in stator core (4) of rotor, formed between described pole shoe (5) and described sheath (3)
There is the air gap (6) become larger from centre to two ends.
Motor the most according to claim 6, it is characterised in that described pole shoe (5) points to stator ferrum
The one end at core (4) center is arcwall face, and the center of circle of described arcwall face is eccentric with the center of stator core (4)
Arrange, make described air gap (6) become larger from centre to two ends.
Motor the most according to claim 7, it is characterised in that the arcwall face of multiple pole shoes (5)
The center of circle is collectively forming circle (7), and the center of circle of described circle (7) is arranged with the centres of stator core (4).
Motor the most according to claim 6, it is characterised in that described pole shoe (5) points to stator ferrum
The one end at core (4) center includes median surface (51) and is positioned at median surface (51) two ends and is obliquely installed
Inclined-plane (52), described inclined-plane (52) are not connected with one end of median surface (51) away from stator core (4)
The heart is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620405578.XU CN205725210U (en) | 2016-05-05 | 2016-05-05 | A kind of rotor and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620405578.XU CN205725210U (en) | 2016-05-05 | 2016-05-05 | A kind of rotor and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205725210U true CN205725210U (en) | 2016-11-23 |
Family
ID=57303746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620405578.XU Expired - Fee Related CN205725210U (en) | 2016-05-05 | 2016-05-05 | A kind of rotor and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205725210U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811618A (en) * | 2016-05-05 | 2016-07-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor and motor |
| CN106787324A (en) * | 2017-02-24 | 2017-05-31 | 依必安派特风机(上海)有限公司 | A kind of rotor and motor |
| CN107394929A (en) * | 2017-09-22 | 2017-11-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor assembly and motor |
-
2016
- 2016-05-05 CN CN201620405578.XU patent/CN205725210U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811618A (en) * | 2016-05-05 | 2016-07-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor and motor |
| CN106787324A (en) * | 2017-02-24 | 2017-05-31 | 依必安派特风机(上海)有限公司 | A kind of rotor and motor |
| CN107394929A (en) * | 2017-09-22 | 2017-11-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor assembly and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20210505 |