CN206250866U - Rotor and motor - Google Patents
Rotor and motor Download PDFInfo
- Publication number
- CN206250866U CN206250866U CN201621280622.5U CN201621280622U CN206250866U CN 206250866 U CN206250866 U CN 206250866U CN 201621280622 U CN201621280622 U CN 201621280622U CN 206250866 U CN206250866 U CN 206250866U
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- CN
- China
- Prior art keywords
- insulating support
- rotor
- magnet ring
- armature spindle
- outer peripheral
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model discloses a kind of rotor and motor, and the rotor includes：Armature spindle；Insulating support, insulating support has outer peripheral face, and insulating support is arranged on the armature spindle；And magnet ring, magnet ring is socketed on the outer peripheral face of insulating support.Magnet ring and armature spindle are fixed using the good insulating support of insulating properties, without using conductive silicon steel sheet and rotor core, avoid armature spindle and galvanic corrosion occurs, and then reduce rotor abrasion, improve the life-span of rotor, the utility model technology solves the abrasion that rotor easily produces galvanic corrosion and accelerates armature spindle, so as to shorten the problem of motor service life.
Description
Technical field
The utility model is related to technical field of motors, more particularly to a kind of rotor and motor.
Background technology
At present, typically using the rotor of ribbon core, the rotor includes iron core, armature spindle to motor, and iron core is fixed on armature spindle
On.But may be produced because the presence of motor shaft current causes electric current to be discharged on the armature spindle of connection fixed thereto through iron core
Raw high temperature, causes armature spindle local surfaces to melt i.e. galvanic corrosion phenomenon, and forms spot, pit, causes the hardness of armature spindle to decline,
Accelerate the rate of wear, produce noise, shorten the service life of motor.
Utility model content
Main purpose of the present utility model is to propose a kind of rotor and motor, it is intended to solves rotor and easily produces
Galvanic corrosion and accelerate the abrasion of armature spindle, the problem for causing motor service life to shorten.
To achieve the above object, the utility model proposes a kind of rotor, including：
Armature spindle；
Insulating support, the insulating support has outer peripheral face, and the insulating support is arranged on the armature spindle；And,
Magnet ring, the magnet ring is socketed on the outer peripheral face of the insulating support.
Preferably, projection is provided with the outer peripheral face of the insulating support, the magnet ring correspondence raised position sets
It is equipped with the groove for the raised insertion.
Preferably, it is described it is raised be multiple, and periphery interplanar distance along the insulating support is distributed, the groove with it is described
Raised quantity is corresponding with position.
Preferably, at least one end on the insulating support in the axial two ends of the correspondence magnet ring, is provided with and convexedly stretches in
Spacing preiection on the outer peripheral face of the insulating support.
Preferably, the axial two ends of the correspondence magnet ring are provided with the spacing preiection on the insulating support.
Preferably, the spacing preiection is multiple, and along the periphery interplanar distance distribution of the insulating support；Or, it is described
Spacing preiection is the annular solid of the outer peripheral face setting of the insulating support.
Preferably, the periphery wall of the insulating support is provided with least one tangent plane, the inner hole wall of the magnet ring have with
The plane of the tangent plane laminating adaptation.
Preferably, the insulating support is poured into a mould by plastic material and is integrally formed with the armature spindle and magnet ring.
Preferably, locating convex block, the locating convex block and the armature spindle one are convexly equipped with the periphery wall of the armature spindle
Body formed setting.
The utility model also proposes a kind of motor, including rotor as described above, and the rotor includes：Rotor
Axle；Insulating support, the insulating support has outer peripheral face, and the insulating support is arranged on the armature spindle；And, magnet ring,
The magnet ring is socketed on the outer peripheral face of the insulating support.
The utility model is arranged on armature spindle by by insulating support, and magnet ring is socketed in the periphery of insulating support
To constitute rotor on face, compared to the rotor of existing core structure, the utility model is good using insulating properties
Insulating support fix magnet ring and armature spindle, without using conductive silicon steel sheet and rotor core, it is to avoid armature spindle generation
Galvanic corrosion, and then rotor abrasion is reduced, improve the life-span of rotor；Additionally, insulating support cost is relatively low, motor is also reduced
The production cost of rotor, while eliminating magnetic damping and iron loss, reduces power attenuation.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the embodiment that the utility model rotor is applied to motor；
Fig. 2 is the sectional view in Fig. 1 along A-A；
Fig. 3 is the sectional view in Fig. 2 along B-B.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 10 | Armature spindle | 11 | Locating convex block |
| 20 | Insulation magnet ring | 21 | It is raised |
| 30 | Magnet ring | 22 | Spacing preiection |
The realization of the utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality indicate (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality indicates to be only used for explaining relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality indicates also correspondingly to change therewith.
If in addition, relate to the description of " first ", " second " etc. in the utility model embodiment, should " first ", " the
Two " description etc. is only used for describing purpose, and it is not intended that indicating or implying its relative importance or implicit indicate meaning
The quantity of the technical characteristic for showing.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, when the combination appearance of technical scheme is conflicting or cannot realize it will be understood that this technical side
The combination of case does not exist, not within the protection domain of the utility model requirement yet.
The utility model carries a kind of rotor.
Referring to figs. 1 to Fig. 3, in the embodiment of the utility model one, the rotor includes armature spindle 10, insulating support 20
And magnet ring 30.
In the present embodiment, the armature spindle 10 is used for the miscellaneous parts such as supports insulative support 20, magnet ring 30, and for transmitting
Torque.The material forging that armature spindle 10 can have wearability, barotolerance using iron, alloy of iron content etc. is formed.
In the present embodiment, insulating support 20 has outer peripheral face, and the insulating support 20 is arranged on the armature spindle 10；Absolutely
Edge support 20 is used to for magnet ring 30 to be fixed on armature spindle 10.In the present embodiment, using the good insulating support 20 of insulating properties
To fix magnet ring 30 and armature spindle 10, without using conductive silicon steel sheet and rotor core, it is to avoid armature spindle 10 occurs galvanic corrosion,
And then rotor abrasion is reduced, improve the life-span of rotor；Additionally, the cost of insulating support 20 is relatively low, also reduces motor and turn
The production cost of son, while eliminating magnetic damping and iron loss, reduces power attenuation.
In the present embodiment, magnet ring 30 is cyclic structure, and magnetic property is high, convenient to coordinate with stator, it is easy to install.And magnet ring
30 is cyclic structure, can be directly socketed on the outer peripheral face of the insulating support 20 so that what magnet ring 30 was consolidated is fixed on insulation
On support 20, can be tightly fastened without other supplementary structures, can avoided because motor speed is high or magnet ring 30 during big moment of torsion
Easily released with insulating support 20.Wherein, magnet ring 30 can using the materials synthesis such as iron and aluminium, nickel, cobalt or using copper, niobium,
The synthesis such as tantalum is made permanent-magnet alloy.Certainly in other embodiments, can also be produced using the magnet of other forms and shape
Magnetic field, this is not restricted.It is understood that the magneticaction that motor stator is produced when being powered is on magnet ring 30, realization will
Electric energy is converted to mechanical energy, rotates the electronics rotor.
Reference picture 2 or Fig. 3, in above-described embodiment, the magnet ring 30 is preferably and sinters magnet ring.Magnet ring 30 is using aluminium nickel, aluminium
The permanent magnet that the magnetic materials such as nickel cobalt magnet steel, hard ferrite, Rare-Earth Cobalt are made with hot rolling and/or forging technology, so so that
The magnetic of magnet ring 30 is stronger.
The utility model is arranged on armature spindle 10 by by insulating support 20, and magnet ring 30 is socketed in into insulating support
To constitute rotor on 20 outer peripheral face, compared to the rotor of existing core structure, the utility model is using insulation
Insulating support of good performance 20 fixes magnet ring 30 and armature spindle 10, without using conductive silicon steel sheet and rotor core, keeps away
Exempt from armature spindle 10 and galvanic corrosion has occurred, and then reduced rotor abrasion, improve the life-span of rotor；Additionally, 20 one-tenth of insulating support
This is relatively low, also reduces the production cost of rotor, while eliminating magnetic damping and iron loss, reduces power attenuation.
Additionally, be socketed in magnet ring 30 on insulating support 20 by the utility model, magnet ring 30 is directly assembled with insulating support 20
And without being fixed using other connectors, and magnet ring 30 is symmetrical structure so that the overall dynamic equilibrium amount of rotor is easy to
Control, and then solve the problems, such as magnet and iron core easily to come off and cause the motor cannot to run.
Reference picture 3, in a preferred embodiment, is provided with raised 21, the magnetic on the outer peripheral face of the insulating support 20
The correspondence of ring 30 raised 21 position is provided with the groove (not shown) for raised 21 insertion.
In the present embodiment, the outer peripheral face of insulating support 20 is provided with raised 21 and/or groove, correspondingly, in magnet ring 30
The position of correspondence described raised 21 and/or groove is provided with the groove and/or raised 21 for raised 21 and/or groove adaptation.Such as
This is set so that while connecting more firm between insulating support 20 and magnet ring 30, additionally it is possible to effectively limit insulating support 20
Circumferentially tangential relatively rotates between magnet ring 30.Specifically, reference picture 2 or Fig. 3, in the present embodiment, to insulate
The outer peripheral face of support 20 is provided with raised 21, the inner surface of magnet ring 30 be correspondingly arranged it is fluted as a example by illustrate.
Reference picture 2, in above-described embodiment, it can also be multiple that raised 21 quantity can be one, and along described
The periphery interplanar distance distribution of insulating support 20, the groove is corresponding with raised 21 quantity and position.In the present embodiment, institute
The quantity for stating projection 21 and groove is 4.
Reference picture 3, in a preferred embodiment, on the insulating support 20 in the axial two ends of the correspondence magnet ring 30
At least one end, is provided with the spacing preiection 22 on the outer peripheral face for convexedly stretching in the insulating support 20.
In the present embodiment, the spacing preiection 22 is wholely set with insulating support 20 so that insulating support 20 and magnet ring 30 it
Between while connect more firm, additionally it is possible to limit and relatively rotated vertically between insulating support 20 and magnet ring 30.
Reference picture 3, in above-described embodiment, the axial two ends of the correspondence magnet ring 30 are provided with the insulating support 20
The spacing preiection 22.
The axial two ends of the correspondence magnet ring 30 of insulating support 20, are provided with the spacing preiection 22, so that further such that
Between insulating support 20 and magnet ring 30 while stable connection, and further avoid between insulating support 20 and magnet ring 30 along axle
Occur to the problem for relatively rotating.
Further, in above-described embodiment, the spacing preiection 22 is multiple, and along the outer peripheral face of the insulating support 20
Spacing is distributed；Or, the annular solid that the spacing preiection 22 is set for the outer peripheral face of the insulating support 20.Both schemes are all
The problem that can avoid being relatively rotated vertically between insulating support 20 and magnet ring 30, uses spacing preiection 22 for described exhausted
The annular solid that the outer peripheral face of edge support 20 is set, more facilitates shaping, and improve what is connected between insulating support 20 and magnet ring 30
Steadiness, certainly in other embodiments, the spacing preiection 22 can also be other forms, and this is not restricted.
In a preferred embodiment, the periphery wall of the insulating support 20 is provided with least one tangent plane, the magnet ring 30
Inner hole wall have and the tangent plane plane that is adapted to of laminating.
In the present embodiment, the tangent plane of the insulating support is adapted to the inner hole wall plane laminating of magnet ring 30, is arranged such, can
Circumferentially tangential relatively rotates between limitation insulating support 20 and magnet ring 30.In the present embodiment, it is preferable that the tangent plane
It is even number, and is symmetrical arranged two-by-two.
In a preferred embodiment, the insulating support 20 by plastic material pour into a mould and with the armature spindle 10 and magnet ring
30 are integrally formed.
In the present embodiment, insulating support 20 can be the material with insulating properties such as nylon, plastic cement being molded and rotor
Axle 10 and magnet ring 30 are integrally formed.Certainly in other embodiments, insulating support 20 can also be made of other techniques, herein
Specific restriction is not done.
Specifically, in assembling motor rotor, first by magnet ring 30 and armature spindle 10 after mould is positioned, in mould
Casting insulated material, magnet ring 30, armature spindle 10 and the insulating support 20 solidifying to form are collectively forming rotor.So, make
What must be connected between magnet ring 30 and armature spindle 10 and insulating support 20 is more firm, and then causes that the structure of rotor is more stepped up
Gather, globality is more preferable.Manufacture size, complex structure in view of insulating support 20 and with armature spindle 10 and magnet ring 30
Assembling is difficult, the utility model using insulating support 20 by plastic material pour into a mould and with the armature spindle 10 and the one of magnet ring 30
Shaping, the more conducively manufacturing of rotor.
Reference picture 2 or Fig. 3, in a preferred embodiment, are convexly equipped with locating convex block 11 on the periphery wall of the armature spindle 10,
The locating convex block 11 is integrally formed setting with the armature spindle 10.
In the present embodiment, locating convex block 11 is set on the periphery wall of armature spindle 10, and the length of the projection is less than absolutely
There is relative motion with armature spindle 10 vertically to limit insulating support 20 and magnet ring 30 in the length of edge support 20.In addition it is described
Locating convex block 11 is integrally formed setting with the armature spindle 10, it is to avoid locating convex block 11 departs from armature spindle so that armature spindle 10
Steadiness is good, and limit effect is relatively reliable.Certainly in other embodiments, locating convex block 11 can also be correspondingly arranged at insulation
One end and/or two ends of support 20, this is not restricted.
The utility model also proposes a kind of motor, and the motor includes rotor, the concrete structure reference of the rotor
Above-described embodiment, whole technical schemes of all embodiments of above-mentioned rotor are employed due to this motor, therefore are at least had
All beneficial effects that the technical scheme of the above-mentioned all embodiments of rotor is brought, this is no longer going to repeat them.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
It is every utility model of the present utility model design under, the equivalent structure made using the utility model specification and accompanying drawing content
Conversion, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of rotor, it is characterised in that including：
Armature spindle；
Insulating support, the insulating support has outer peripheral face, and the insulating support is arranged on the armature spindle；And,
Magnet ring, the magnet ring is socketed on the outer peripheral face of the insulating support.
2. rotor as claimed in claim 1, it is characterised in that be provided with projection on the outer peripheral face of the insulating support,
The magnet ring correspondence raised position is provided with the groove for the raised insertion.
3. rotor as claimed in claim 2, it is characterised in that it is described it is raised be multiple, and along the insulating support
Periphery interplanar distance distribution, the groove is corresponding with the raised quantity and position.
4. rotor as claimed in claim 1, it is characterised in that axially the two of the correspondence magnet ring on the insulating support
At least one end in end, is provided with the spacing preiection on the outer peripheral face for convexedly stretching in the insulating support.
5. rotor as claimed in claim 4, it is characterised in that axially the two of the correspondence magnet ring on the insulating support
End is provided with the spacing preiection.
6. rotor as claimed in claim 5, it is characterised in that the spacing preiection is multiple, and along the insulation branch
The periphery interplanar distance distribution of frame；Or, the spacing preiection is the annular solid of the outer peripheral face setting of the insulating support.
7. rotor as claimed in claim 1, it is characterised in that the periphery wall of the insulating support is provided with least one
Tangent plane, the inner hole wall of the magnet ring has the plane being adapted to tangent plane laminating.
8. the rotor as described in claim 1 to 7 any one, it is characterised in that the insulating support passes through plastic cement material
Material is poured into a mould and is integrally formed with the armature spindle and magnet ring.
9. the rotor as described in claim 1 to 7 any one, it is characterised in that the periphery wall of the armature spindle is convex
Locating convex block is provided with, the locating convex block is integrally formed setting with the armature spindle.
10. a kind of motor, it is characterised in that including the rotor as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280622.5U CN206250866U (en) | 2016-11-24 | 2016-11-24 | Rotor and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280622.5U CN206250866U (en) | 2016-11-24 | 2016-11-24 | Rotor and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206250866U true CN206250866U (en) | 2017-06-13 |
Family
ID=59002782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621280622.5U Active CN206250866U (en) | 2016-11-24 | 2016-11-24 | Rotor and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206250866U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787311A (en) * | 2016-11-24 | 2017-05-31 | 广东威灵电机制造有限公司 | Rotor and motor |
| CN111684686A (en) * | 2018-02-01 | 2020-09-18 | 罗伯特·博世有限公司 | Electric machine |
-
2016
- 2016-11-24 CN CN201621280622.5U patent/CN206250866U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787311A (en) * | 2016-11-24 | 2017-05-31 | 广东威灵电机制造有限公司 | Rotor and motor |
| CN111684686A (en) * | 2018-02-01 | 2020-09-18 | 罗伯特·博世有限公司 | Electric machine |
| US11322999B2 (en) | 2018-02-01 | 2022-05-03 | Robert Bosch Gbmh | Electric motor |
| CN111684686B (en) * | 2018-02-01 | 2022-07-12 | 罗伯特·博世有限公司 | Electric machine |
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