CN110299776A - Motor and its rotor - Google Patents
Motor and its rotor Download PDFInfo
- Publication number
- CN110299776A CN110299776A CN201810370237.7A CN201810370237A CN110299776A CN 110299776 A CN110299776 A CN 110299776A CN 201810370237 A CN201810370237 A CN 201810370237A CN 110299776 A CN110299776 A CN 110299776A
- Authority
- CN
- China
- Prior art keywords
- rotor
- magnet
- motor
- annular slab
- cylindrical portion
- Prior art date
- 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.)
- Granted
Links
- 238000005192 partition Methods 0.000 claims abstract description 30
- 230000004308 accommodation Effects 0.000 claims abstract description 26
- 230000002093 peripheral effect Effects 0.000 claims description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000003491 array Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
- H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
Abstract
The present invention relates to a kind of motor and its rotors；The motor includes a rotor and a stator；The rotor includes a magnet frame and multiple magnet；The magnet frame has multiple partitions and multiple accommodation grooves, and respectively the accommodation groove is between adjacent two partition；Multiple magnet are respectively arranged at respectively accommodation groove of the magnet frame；The track ring is set to the periphery of the rotor.Therefore respectively accommodation groove that multiple magnet of the invention can be magnetically attached to the magnet frame can substantially shorten built-up time, and the spacing between multiple magnet is made to reach consistent.
Description
Technical field
The present invention relates to a kind of motor and its rotors.
Background technique
Rotor in known motor is to paste magnet, and to make the operating of rotor reach stable equilibrium, multiple magnet that
Spacing between this must control unanimously.However, the fixed magnet in a manner of pasting, required to paste the time long, and multiple magnet that
Spacing between this will control consistent also extremely difficult.
Therefore, it is necessary to provide an innovation and have the motor and its rotor of progressive, to solve the above problems.
Summary of the invention
The object of the present invention is to provide one kind can substantially shorten built-up time, and makes the spacing between multiple magnet
Reach consistent motor and its rotor.
In order to achieve the above objectives, in one embodiment, a kind of motor includes a rotor and a stator；The rotor includes a magnetic
Brandreth and multiple magnet；The magnet frame has multiple a partitions and multiple accommodation grooves, and respectively the accommodation groove is located at adjacent two partitions
Between；The magnet is respectively arranged at respectively accommodation groove of the magnet frame；The track ring is set to the periphery of the rotor.
In one embodiment, a kind of rotor includes a magnet frame and multiple magnet；The magnet frame has multiple partitions and more
A accommodation groove, respectively the accommodation groove is between adjacent two partitions；The magnet is respectively arranged at respectively accommodating of the magnet frame
Slot.
Compared with prior art, advantages of the present invention is as follows:
Multiple magnet of the invention can be magnetically attached to respectively accommodation groove of the magnet frame, therefore, when can substantially shorten assembling
Between, and the spacing between multiple magnet is made to reach consistent.
Detailed description of the invention
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein:
Fig. 1 shows the stereogram exploded view of motor of the invention.
Fig. 2 shows the three-dimensional combination figure of motor of the invention.
Fig. 3 shows the perspective view of rotor of the invention.
Fig. 4 shows the bottom view of rotor of the invention.
Fig. 5 shows that rotor of the invention has the perspective view of magnetic conduction liner.
Fig. 6 shows that rotor of the invention has the perspective view of hollow shell and supporting element.
Fig. 7 shows motor applications of the invention in the assembled sectional view of a water pump.
Drawing reference numeral explanation:
1 motor
10 rotors
11 magnet frames
111 partitions
111E outer rim
112 accommodation grooves
113 cylindrical portions
113S outer peripheral surface
114 annular slab portions
The outer peripheral edge 114E
115 magnetic conduction liners
12 magnet
13 hollow shells
13S inner wall
14 supporting elements
20 stators
30 control circuit boards
2 water pumps
The outer diameter of D1 magnet ring
The outer diameter in D2 annular slab portion
The internal diameter of d hollow shell
L1 rotor magnetic center line
L2 stator magnetic field center
R magnet ring
Specific embodiment
In order to have clearer understanding to technical solution of the present invention, purpose and effect, now in conjunction with the Detailed description of the invention present invention
Specific embodiment.
Fig. 1 shows the stereogram exploded view of motor of the invention.Fig. 2 shows the three-dimensional combination figure of motor of the invention.Cooperation
Refering to fig. 1 and Fig. 2, motor 1 of the invention include a rotor 10 and a stator 20.
Fig. 3 shows the perspective view of rotor of the invention.Cooperation refering to fig. 1 and Fig. 3, the rotor 10 include a magnet frame 11 and
Multiple magnet 12.
Fig. 4 shows the bottom view of rotor of the invention.Cooperation refering to fig. 1, Fig. 3 and Fig. 4, the magnet frame 11 have it is multiple every
Plate 111 and multiple accommodation grooves 112.The grade partitions 111 annularly configure at equal intervals, and respectively the partition 111 has an outer rim 111E.
Respectively the accommodation groove 112 is between adjacent two partition 111.
In addition, the magnet frame 11 includes a cylindrical portion 113 and an annular slab portion 114.The annular slab portion 114 connects the tubular
The one end in portion 113.
Fig. 5 shows that rotor of the invention has the perspective view of magnetic conduction liner.Cooperation refering to fig. 1 and Fig. 5, in an embodiment
In, the cylindrical portion 113, this etc. partitions 111 and the annular slab portion 114 can Unitary injection formed, ejection formation material can be modeling
The composite material of material or metal and plastics, and preferable settable magnetic conduction liner 115 in the cylindrical portion 113.Alternatively, in another reality
It applies in example, which can be made of permeability magnetic material.In one embodiment, the cylindrical portion 113 and the equal partitions 111 can one
Body ejection formation, ejection formation material can be the compound of plastics, the composite material of metal and plastics or magnetic powder and plastics
Material.
Referring again to Fig. 1, Fig. 3 and Fig. 4, in the present embodiment, which has an outer peripheral surface 113S, this waits partitions
111 are convexly equipped in outer peripheral surface 113S.The annular slab portion 114 has an outer peripheral edge 114E, and respectively the outer rim 111E of the partition 111 is not
Protrude from the outer peripheral edge 114E in the annular slab portion 114.
The grade magnet 12 are respectively arranged at respectively accommodation groove 112 of the magnet frame 11.In the present embodiment, the equal magnet 12
Respectively accommodation groove 112 of the magnet frame 11 can be magnetically attached to.And preferably, each flute profile (the i.e. accommodation groove 112 of the accommodation groove 112
Shape) each magnet 12 of matching shape.In addition, the grade magnet 12 are arranged in a magnet ring R.
Fig. 6 shows that rotor of the invention has the perspective view of hollow shell and supporting element.Cooperation refering to fig. 1, Fig. 4 and Fig. 6,
In one embodiment, which may include a hollow shell 13, the hollow shell 13 to accommodate the magnet frame 11 and this etc.
Magnet 12.
The hollow shell 13 has an inner wall 13S, preferably, to abut this interior by the outer peripheral edge 114E in the annular slab portion 114
Wall surface 13S.
In one embodiment, the outer diameter D 2 in the annular slab portion 114 is greater than or equal to the internal diameter d of the hollow shell 13, so that
The annular slab portion 114 and inner wall 13S tight fit (being interference fitted).
Alternatively, in another embodiment, the outer peripheral edge 114E in the annular slab portion 114 is engaged in inner wall 13S,
And solder joints mode is preferred with loop laser welding.
To enable magnet ring R be put into the hollow shell 13 together with the magnet frame 11, preferably, magnet ring R
Outer diameter D 1 is less than or equal to the outer diameter D 2 in the annular slab portion 114.
In addition, the rotor 10 also may include a supporting element 14, which is in be oppositely arranged with the annular slab portion 114,
And the equal magnet 12 are located between the supporting element 14 and the annular slab portion 114.The grade magnet 12 can be limited in by the supporting element 14
In the magnet frame 11, and it can prevent the grade magnet 12 from falling off when high speed rotation.In one embodiment, the cylindrical portion 113, the ring
Shape plate portion 114, the hollow shell 13 and the supporting element 14 may make up an enclosure space, so that the equal magnet 12 are in closing sky
In and can achieve the effect that antirust.
Fig. 7 shows motor applications of the invention in the assembled sectional view of a water pump.Cooperation refering to fig. 1, Fig. 2 and Fig. 7, this hair
The bright motor 1 can be applied to a water pump 2.The stator 20 is located on the periphery of the rotor 10, and the stator 20 is electrically connected one
Control circuit board 30.
In addition, the structure according to the motor 1 configures, which has a rotor magnetic center line L1, and the stator 20
With a stator magnetic field center L2.When the rotor magnetic center line L1 and stator magnetic field center L2 are in same straight line,
The rotor 10 can move up when the motor 1 is opened and operated, and fall when the motor 1 shuts down and generate noise.
To avoid said circumstances, in the present embodiment, the rotor magnetic center line L1 and the stator magnetic field center
L2 is not in same straight line, and preferably, rotor magnetic center line L1 is located at the lower section of stator magnetic field center L2.
Referring again to Fig. 1 and Fig. 3, the grade magnet 12 of the invention can be magnetically attached to respectively accommodation groove 112 of the magnet frame 11,
Therefore, it can substantially shorten built-up time, and the spacing between the grade magnet 12 is made to reach consistent.
Above-described embodiment is only to illustrate the principle of the present invention and its effect, the not limitation present invention, therefore art technology
Personnel, which modify to above-described embodiment and change, does not take off spirit of the invention still, and should belong to the scope of protection of the invention.
Claims (32)
1. a kind of motor, which is characterized in that the motor includes:
One rotor, comprising:
One magnet frame has multiple partitions and multiple accommodation grooves, and respectively the accommodation groove is between adjacent two partitions；And
Multiple magnet are respectively arranged at respectively accommodation groove of the magnet frame；And
One stator is located on the periphery of the rotor.
2. motor as described in claim 1, which is characterized in that the magnet frame includes a cylindrical portion, which has outside one
Circumferential surface, the partition are convexly equipped in the outer peripheral surface.
3. motor as claimed in claim 2, which is characterized in that the cylindrical portion and the partition are integrated ejection formation.
4. motor as claimed in claim 2, which is characterized in that a magnetic conduction liner is arranged in the cylindrical portion.
5. motor as described in claim 1, which is characterized in that the magnet frame includes a cylindrical portion and an annular slab portion, the ring
Shape plate portion connects one end of the cylindrical portion.
6. motor as claimed in claim 5, which is characterized in that the cylindrical portion has an outer peripheral surface, and the partition is convexly equipped in this
Outer peripheral surface.
7. motor as claimed in claim 5, which is characterized in that respectively the partition has an outer rim, which has outside one
Periphery, the respectively non-bulging outer peripheral edge in the annular slab portion of the outer rim of the partition.
8. motor as claimed in claim 7, which is characterized in that the rotor further includes a hollow shell, the hollow shell to
The magnet frame and the magnet are accommodated, which has an inner wall, and the outer peripheral edge in the annular slab portion abuts the inner wall.
9. motor as claimed in claim 8, which is characterized in that the outer diameter in the annular slab portion is greater than or equal to the hollow shell
Internal diameter.
10. motor as claimed in claim 5, which is characterized in that multiple magnet arrays at a magnet ring, the magnet ring
Outer diameter is less than or equal to the outer diameter in the annular slab portion.
11. motor as claimed in claim 5, which is characterized in that the rotor further includes a supporting element, and the magnet is located at the branch
Between support member and the annular slab portion.
12. motor as claimed in claim 5, which is characterized in that the cylindrical portion, the partition and the annular slab portion are integrated and penetrate
It forms out.
13. motor as claimed in claim 5, which is characterized in that a magnetic conduction liner is arranged in the cylindrical portion.
14. motor as described in claim 1, which is characterized in that respectively the flute profile of the accommodation groove matches the shape of the respectively magnet.
15. motor as described in claim 1, which is characterized in that the rotor further includes a hollow shell, the hollow shell to
Accommodate the magnet frame and the magnet.
16. motor as described in claim 1, which is characterized in that the rotor has a rotor magnetic center line, which has
One stator magnetic field center, the rotor magnetic center line and the stator magnetic field center be not in same straight line.
17. motor as claimed in claim 16, which is characterized in that the rotor magnetic center line is located at the stator magnetic field center
Lower section.
18. a kind of rotor, which is characterized in that the rotor includes:
One magnet frame has multiple partitions and multiple accommodation grooves, and respectively the accommodation groove is between adjacent two partitions；And
Multiple magnet are respectively arranged at respectively accommodation groove of the magnet frame.
19. rotor as claimed in claim 18, which is characterized in that the magnet frame includes a cylindrical portion, which has one
Outer peripheral surface, the partition are convexly equipped in the outer peripheral surface.
20. rotor as claimed in claim 19, which is characterized in that the cylindrical portion and the partition are integrated ejection formation.
21. rotor as claimed in claim 19, which is characterized in that a magnetic conduction liner is arranged in the cylindrical portion.
22. rotor as claimed in claim 18, which is characterized in that the magnet frame includes a cylindrical portion and an annular slab portion, is somebody's turn to do
Annular slab portion connects one end of the cylindrical portion.
23. rotor as claimed in claim 22, which is characterized in that the cylindrical portion has an outer peripheral surface, and the partition is convexly equipped in
The outer peripheral surface.
24. rotor as claimed in claim 22, which is characterized in that respectively the partition has an outer rim, which has one
Outer peripheral edge, the respectively non-bulging outer peripheral edge in the annular slab portion of the outer rim of the partition.
25. rotor as claimed in claim 24, which is characterized in that the rotor further includes a hollow shell, the hollow shell
To accommodate the magnet frame and the magnet, which has an inner wall, and it is interior that the outer peripheral edge in the annular slab portion abuts this
Wall surface.
26. rotor as claimed in claim 25, which is characterized in that the outer diameter in the annular slab portion is greater than or equal to the hollow shell
Internal diameter.
27. rotor as claimed in claim 22, which is characterized in that the magnet array at a magnet ring, the magnet ring it is outer
Diameter is less than or equal to the outer diameter in the annular slab portion.
28. rotor as claimed in claim 22, which is characterized in that the rotor further includes a supporting element, and the magnet is located at should
Between supporting element and the annular slab portion.
29. rotor as claimed in claim 22, which is characterized in that the cylindrical portion, the partition and the annular slab portion are integrated
Ejection formation.
30. rotor as claimed in claim 22, which is characterized in that a magnetic conduction liner is arranged in the cylindrical portion.
31. rotor as claimed in claim 18, which is characterized in that respectively the flute profile of the accommodation groove matches the shape of the respectively magnet.
32. rotor as claimed in claim 18, which is characterized in that the rotor further includes a hollow shell, the hollow shell
To accommodate the magnet frame and the magnet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW107109980A TWI670915B (en) | 2018-03-23 | 2018-03-23 | Motor and its rotor |
| TW107109980 | 2018-03-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110299776A true CN110299776A (en) | 2019-10-01 |
| CN110299776B CN110299776B (en) | 2021-07-16 |
Family
ID=68026314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810370237.7A Active CN110299776B (en) | 2018-03-23 | 2018-04-24 | Motor and rotor thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110299776B (en) |
| TW (1) | TWI670915B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7057320B2 (en) * | 2000-11-30 | 2006-06-06 | C.D.R. Pompe S.P.A. | Mechanical drive system operating by magnetic force |
| KR20110083437A (en) * | 2010-01-14 | 2011-07-20 | 기철 김 | The permanent magnet alternator mounting board |
| CN202103502U (en) * | 2011-07-06 | 2012-01-04 | 奉化市溪口名鑫电机科技有限公司 | Brushless motor rotor with sheath |
| CN203251161U (en) * | 2013-04-27 | 2013-10-23 | 上海法诺格绿色能源系统有限公司 | Permanent magnet generator, permanent magnet rotor and magnetic steel hoop |
| TW201501450A (en) * | 2013-06-21 | 2015-01-01 | Ying-You He | Outer rotor structure of motor |
| FR3008251A1 (en) * | 2013-07-04 | 2015-01-09 | Valeo Equip Electr Moteur | PERMANENT MAGNET ROTOR BODY AND TOUNANTE ELECTRIC MACHINE COMPRISING SUCH A BODY |
| CN204465278U (en) * | 2015-03-17 | 2015-07-08 | 浙江尤里卡机电有限公司 | A kind of motor rotor magnetic steel mounting tool |
| CN106067714A (en) * | 2015-04-21 | 2016-11-02 | 普罗蒂恩电子有限公司 | For magnet is installed on the device of motor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM361824U (en) * | 2008-12-31 | 2009-07-21 | Pan World Control Technologies Inc | Rotor device for permanent magnet generator |
| TWI446687B (en) * | 2010-11-25 | 2014-07-21 | Univ Nat Sun Yat Sen | Self-adjusting generator and its rotor |
| TWI568145B (en) * | 2015-05-06 | 2017-01-21 | 建準電機工業股份有限公司 | Internal rotor motor |
| TWM548923U (en) * | 2017-06-19 | 2017-09-11 | Asia Vital Components Co Ltd | Fan, rotor and permanent magnetic element |
-
2018
- 2018-03-23 TW TW107109980A patent/TWI670915B/en active
- 2018-04-24 CN CN201810370237.7A patent/CN110299776B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7057320B2 (en) * | 2000-11-30 | 2006-06-06 | C.D.R. Pompe S.P.A. | Mechanical drive system operating by magnetic force |
| KR20110083437A (en) * | 2010-01-14 | 2011-07-20 | 기철 김 | The permanent magnet alternator mounting board |
| CN202103502U (en) * | 2011-07-06 | 2012-01-04 | 奉化市溪口名鑫电机科技有限公司 | Brushless motor rotor with sheath |
| CN203251161U (en) * | 2013-04-27 | 2013-10-23 | 上海法诺格绿色能源系统有限公司 | Permanent magnet generator, permanent magnet rotor and magnetic steel hoop |
| TW201501450A (en) * | 2013-06-21 | 2015-01-01 | Ying-You He | Outer rotor structure of motor |
| FR3008251A1 (en) * | 2013-07-04 | 2015-01-09 | Valeo Equip Electr Moteur | PERMANENT MAGNET ROTOR BODY AND TOUNANTE ELECTRIC MACHINE COMPRISING SUCH A BODY |
| CN204465278U (en) * | 2015-03-17 | 2015-07-08 | 浙江尤里卡机电有限公司 | A kind of motor rotor magnetic steel mounting tool |
| CN106067714A (en) * | 2015-04-21 | 2016-11-02 | 普罗蒂恩电子有限公司 | For magnet is installed on the device of motor |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI670915B (en) | 2019-09-01 |
| TW201941519A (en) | 2019-10-16 |
| CN110299776B (en) | 2021-07-16 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |