CN109120082A - surface-mounted permanent magnet rotor structure and permanent magnet motor - Google Patents
surface-mounted permanent magnet rotor structure and permanent magnet motor Download PDFInfo
- Publication number
- CN109120082A CN109120082A CN201811090809.2A CN201811090809A CN109120082A CN 109120082 A CN109120082 A CN 109120082A CN 201811090809 A CN201811090809 A CN 201811090809A CN 109120082 A CN109120082 A CN 109120082A
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- China
- Prior art keywords
- permanent magnet
- retainer
- rotor core
- mounted permanent
- groove
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- 238000003780 insertion Methods 0.000 claims abstract description 22
- 230000037431 insertion Effects 0.000 claims abstract description 22
- 239000011324 bead Substances 0.000 claims description 48
- 238000000465 moulding Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000009826 distribution Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 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
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention provides a surface-mounted permanent magnet rotor structure and a permanent magnet motor. This surface-mounted permanent magnet rotor structure includes rotor core (1), first holder (2) and second holder (3), first holder (2) set up the first end in rotor core (1), second holder (3) set up the second end in rotor core (1), first holder (2) and second holder (3) are all established outside rotor core (1) cover, first holder (2) and second holder (3) cooperate, circumference along rotor core (1) forms and supplies magnet steel (13) male insertion groove (4). The surface-mounted permanent magnet rotor structure has the advantages of simple process and high production efficiency, can effectively control the distribution uniformity of the surface-mounted permanent magnet steel, and can improve the reliability of the magnetic steel.
Description
Technical field
The invention belongs to technical field of motors, and in particular to a kind of durface mounted permanent magnet rotor structure and magneto.
Background technique
Traditional permanent magnet machine rotor can be divided into surface-type, built-in and pawl according to the difference of permanent magnet position on rotor
Three kinds of pole formula, since the interelectrode magnetic leakage of durface mounted permanent magnet rotor is smaller, its pole embrace and cross sectional shape can be according to gas
Gap magnetic flux density is arbitrarily adjusted in the requirement of spatial distribution, and its manufacturing process is fairly simple, so, many magnetoes
Rotor is frequently with surface-mount type (shoe) magnetic steel structure.
Durface mounted permanent magnet magnet steel is by being adhesive in rotor surface, in order to improve reliability, generally requires to take some increasings
Strong measure.For high speed low-power machine, frequently with hot jacket non-magnetic stainless steel nested structure, still, it is in motor operating
Added losses are increased due to vortex;The motor slightly larger for power usually uses no latitude glass tape, thermotape, even carbon
Fiber and High temperature epoxy resins enhance p-m rotor.But also increase while enhancing with these nonmetallic materials p-m rotor
The thermal resistance for having added the air gap of rotor and having radiated to air gap.Surface-mounted permanent magnet machine bonding magnetic steel position distribution is generally protected by tooling
Card, it is inconvenient when not only installing, but also it is easy to cause magnet steel distribution consistency degree poor.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that providing a kind of durface mounted permanent magnet rotor structure and magneto,
Simple process, high production efficiency can effectively control surface-mount type permanent magnetic steel distribution consistency degree, at the same can improve magnet steel can
By property.
To solve the above-mentioned problems, the present invention provides a kind of durface mounted permanent magnet rotor structure, including rotor core, the first guarantor
Frame and the second retainer are held, the first end of rotor core is arranged in the first retainer, and rotor core is arranged in the second retainer
Second end, the first retainer and the second retainer are set in outside rotor core, and the first retainer and the second retainer match,
Circumferential along rotor core forms the insertion groove being inserted into for magnet steel.
Preferably, the first retainer is an integral molding structure;And/or second retainer be an integral molding structure.
Preferably, the first retainer and the second retainer are non-magnet material.
Preferably, the first retainer includes the first of the first clamping ring and the circumferential uniform intervals setting along the first clamping ring
Parting bead, the first parting bead are set in outside rotor core, and the first clamping ring backstop is on the end faces of the rotor core;Second retainer includes
Second parting bead of the second clamping ring and the circumferential uniform intervals setting along the second clamping ring, the second parting bead are set in rotor core
Outside, on the end faces of the rotor core, the first parting bead and the second parting bead dock the second clamping ring backstop one by one.
Preferably, male-female engagement between the first clamping ring and rotor core;And/or second clamping ring and rotor core it
Between male-female engagement.
Preferably, the first clamping ring is towards being provided with the first protrusion, the respective end of rotor core on the end face of rotor core
The first groove is provided on face, the first protrusion is caught in the first groove;And/or second clamping ring towards the end face of rotor core
On be provided with the first protrusion, be provided with the first groove on the corresponding end-faces of rotor core, the first protrusion is caught in the first groove.
Preferably, the multiple first raised being provided at circumferentially spaced along the first clamping ring, the first groove and the first protrusion are one by one
It is corresponding;And/or multiple first protrusions being provided at circumferentially spaced along the second clamping ring, the first groove and the first protrusion correspond.
Preferably, the first protrusion and the first groove interference fit.
Preferably, the first parting bead and the second parting bead male-female engagement at interface.
Preferably, it is provided with the second groove on the interface of the first parting bead, is provided with second on the interface of the second parting bead
Protrusion, the second protrusion are caught in the second groove.
Preferably, the second groove and the first parting bead are arranged in a one-to-one correspondence, and the second protrusion and the second groove are arranged in a one-to-one correspondence.
Preferably, the second protrusion and the second groove interference fit.
Preferably, the two sides of the first parting bead and the second parting bead circumferentially are respectively arranged with rib, rib and rotor core it
Between form limiting slot.
Preferably, durface mounted permanent magnet rotor structure further includes magnet steel, and magnet steel is inserted into insertion groove.
Preferably, magnet steel gluing is fixed in insertion groove.
According to another aspect of the present invention, a kind of magneto, including durface mounted permanent magnet rotor structure, the Surface Mount are provided
Formula permanent magnet rotor structure is above-mentioned durface mounted permanent magnet rotor structure.
Durface mounted permanent magnet rotor structure provided by the invention, including rotor core, the first retainer and the second retainer, the
One retainer is arranged in the first end of rotor core, and the second retainer is arranged in the second end of rotor core, the first retainer and
Second retainer is set in outside rotor core, and the first retainer and the second retainer match, along the circumferential shape of rotor core
At the insertion groove being inserted into for magnet steel.Retainer is respectively set at the both ends of rotor core in the durface mounted permanent magnet rotor structure, passes through
Retainer forms the insertion groove for being inserted into magnet steel in the periphery of rotor core, can be guaranteed by the structure of retainer itself
The uniformity of magnet steel distribution, while guaranteeing using the globality of retainer structure the reliability of magnet steel, simple process, production effect
Rate is high, and processing cost is low, easy to spread and realization.
Detailed description of the invention
Fig. 1 is the three-dimensional structure diagram of the durface mounted permanent magnet rotor structure of the embodiment of the present invention;
Fig. 2 is the three-dimensional structure diagram of the rotor core of the durface mounted permanent magnet rotor structure of the embodiment of the present invention;
Fig. 3 is the three-dimensional structure diagram of the first retainer of the durface mounted permanent magnet rotor structure of the embodiment of the present invention;
Fig. 4 is the first retainer of the durface mounted permanent magnet rotor structure of the embodiment of the present invention and the fit structure of rotor core
Figure;
Fig. 5 is the three-dimensional structure diagram of the second retainer of the durface mounted permanent magnet rotor structure of the embodiment of the present invention;
Fig. 6 is the retainer of the durface mounted permanent magnet rotor structure of the embodiment of the present invention and the matching chart of rotor core;
Fig. 7 is the end view of the durface mounted permanent magnet rotor structure of the embodiment of the present invention;
Fig. 8 is the magnet steel insert structure figure of the durface mounted permanent magnet rotor structure of the embodiment of the present invention.
Appended drawing reference indicates are as follows:
1, rotor core;2, the first retainer;3, the second retainer;4, insertion groove;5, the first clamping ring;6, first every
Item;7, the second clamping ring;8, the second parting bead;9, the first protrusion;10, the first groove;11, the second protrusion;12, the second groove;13,
Magnet steel;14, rib.
Specific embodiment
In conjunction with referring to shown in Fig. 1 to Fig. 8, according to an embodiment of the invention, durface mounted permanent magnet rotor structure includes rotor iron
The first end of rotor core 1 is arranged in core 1, the first retainer 2 and the second retainer 3, the first retainer 2, and the second retainer 3 is set
The second end in rotor core 1 is set, the first retainer 2 and the second retainer 3 are set in outside rotor core 1, the first retainer 2
It is matched with the second retainer 3, circumferential along rotor core 1 forms the insertion groove 4 being inserted into for magnet steel 13.
Retainer is respectively set at the both ends of rotor core 1 in the durface mounted permanent magnet rotor structure, by retainer in rotor
The periphery of iron core 1 forms the insertion groove 4 for being inserted into magnet steel, can guarantee magnet steel distribution by the structure of retainer itself
The uniformity is carried out installation fixation to magnet steel 13 by insertion groove 4, while being guaranteed magnet steel 13 using the globality of retainer structure
Reliability, simple process, high production efficiency, processing cost is low, it is easy to spread and realize.
Preferably, the first retainer 2 is an integral molding structure;And/or second retainer 3 be an integral molding structure.First
Retainer 2 and the second retainer 3 can use integrated formed structure, can more efficiently guarantee the first retainer 2 and the
The global consistency of two 3 body structures of retainer guarantees the uniformity that insertion groove 4 circumferentially distributes, and better ensures that magnet steel fills
The reliability matched.
When carrying out the installation of magnet steel 13, since the structure of the first retainer 2 and the second retainer 3 itself has formd
Restriction to the installation site of magnet steel 13, there is no need to can directly carry out the installation of magnet steel 13, installation is more by means of tooling
Simple and convenient, installation effectiveness is higher.
Since the first retainer 2 and the second retainer 3 can be directly realized by and fix to the installation of magnet steel 13, without in the two
Radial outside extra setup fixed structure, therefore motor gas-gap can be reduced, improve motor performance, reduce motor thermal resistance.
First retainer 2 and the second retainer 3 are non-magnet material, can reduce the influence to motor magnetic property, are guaranteed
The working performance of motor.
In the present embodiment, the first retainer 2 includes the first clamping ring 5 and the circumferential uniform intervals along the first clamping ring 5
The first parting bead 6 being arranged, the first parting bead 6 are set in outside rotor core 1, and 5 backstop of the first clamping ring is in the end face of rotor core 1
On;Second retainer 3 includes the second parting bead 8 of the second clamping ring 7 and the circumferential uniform intervals setting along the second clamping ring 7, the
Two parting beads 8 are set in outside rotor core 1,7 backstop of the second clamping ring on the end face of rotor core 1, the first parting bead 6 and second every
Item 8 docks one by one.
Preferably, the first parting bead 6 is consistent with the cross sectional shape of the second parting bead 8, docking location when the two can be made to dock
It can flush, form good fit structure, while be capable of forming the consistent insertion groove 4 of structure, so that insertion groove 4 is axially
The structure size in direction is consistent, is easy to implement fixed installation of the magnet steel 13 in insertion groove 4, the fixation of magnet steel 13 is more stable can
It leans on.
Male-female engagement between first clamping ring 5 and rotor core 1;And/or second is recessed between clamping ring 7 and rotor core 1
Convex cooperation.By making male-female engagement between the first clamping ring 5 and rotor core 1, the first retainer 2 and rotor iron are enabled to
Formed circumferentially fixed between core 1, prevent that circumferentially opposed movement occurs between the two, guarantee the first retainer 2 and rotor core 1 it
Between relative position stability, guarantee 13 mounting structure of magnet steel stability.By making the second clamping ring 7 and rotor core 1
Between male-female engagement, enable to be formed between the second retainer 3 and rotor core 1 circumferentially fixed, prevent from occurring between the two
Circumferentially opposed movement guarantees the stability of relative position between the second retainer 3 and rotor core 1, guarantees the installation knot of magnet steel 13
The stability of structure.
First clamping ring 5 is towards being provided with the first protrusion 9 on the end face of rotor core 1, on the corresponding end-faces of rotor core 1
It is provided with the first groove 10, the first protrusion 9 is caught in the first groove 10;And/or second clamping ring 7 towards the end of rotor core 1
It is provided with the first protrusion 9 on face, the first groove 10 is provided on the corresponding end-faces of rotor core 1, it is recessed that the first protrusion 9 is caught in first
In slot 10.
Preferably, the first protrusion 9 and the first groove 10 are interference fitted.By making between the first protrusion 9 and the first groove 10
Interference fit, can not only guarantee between the first retainer 2 and rotor core 1 and between the second retainer 3 and rotor core 1
It is formed circumferentially positioned, and enabled between the first retainer 2 and rotor core 1 and the second retainer 3 and rotor core 1
Between form axially position, further ensure that the stability and reliability of the connection structure between retainer and rotor core 1, have
Effect prevents from loosening between retainer and rotor core 1.
In the present embodiment, multiple first protrusions 9 being provided at circumferentially spaced along the first clamping ring 5, the first groove 10 and
One protrusion 9 corresponds;And/or multiple first protrusions 9 being provided at circumferentially spaced along the second clamping ring 7, the first groove 10 and
One protrusion 9 corresponds.
In the present embodiment, the first protrusion 9 is cylinder, and the first groove 10 is circular groove, between cylinder and circular groove
For interference fit.The prism of first protrusion 9 or rectangular column or other shapes, the shape of the first groove 10 and first convex
Rise 9 shape match.
Preferably, the first parting bead 6 and the second male-female engagement at interface of parting bead 8.By make the first parting bead 6 and second every
The male-female engagement at interface of item 8 can form a fixed connection and limit at interface, be further ensured that the first retainer 2
With the accuracy of 3 circumferential direction relative position of the second retainer, guarantee the accuracy that 4 structure of insertion groove is formed.
In the present embodiment, the second groove 12 is provided on the interface of the first parting bead 6, on the interface of the second parting bead 8
It is provided with the second protrusion 11, the second protrusion 11 is caught in the second groove 12.Can also be arranged on the interface of the first parting bead 6
Two protrusions, are arranged the second groove, or be arranged at least on the interface of the second parting bead 8 on the interface of the second parting bead 8
Two the second protrusions 11, and on the interface of the first parting bead 6 be arranged respective numbers the second groove 12, thus formed it is more steady
Solid connection.
Preferably, the second groove 12 and the first parting bead 6 are arranged in a one-to-one correspondence, and the second protrusion 11 and the second groove 12 1 are a pair of
It should be arranged, guarantee on each first parting bead 6 there is the second groove 12 to be matched with the second protrusion 11 on each second parting bead 8
It closes, improves the stability and reliability of the fit structure of the first retainer 2 and the second retainer 3.In actual design process,
When structural strength is enough, the second groove 12 can also be selectively set on the first retainer of part 2, and corresponding
Second protrusion 11 is set on two retainers 3, to reduce processing quantity, reduces processing cost.
Second protrusion 11 and the second groove 12 are interference fitted, and can enhance the first retainer 2 and the second retainer 3 is docking
Bonding strength at the position of face improves the stability and reliability of the two connection structure.
The two sides of first parting bead 6 and the second parting bead 8 circumferentially are respectively arranged with rib 14, rib 14 and rotor core 1 it
Between form limiting slot.Rib 14, which is formed by limiting slot, to form limit and protection, magnetic when preventing motor from rotating to magnet steel 13
Steel 13 is thrown away from insertion groove 4, improves the stability and reliability of 13 mounting structure of magnet steel.
Durface mounted permanent magnet rotor structure further includes magnet steel 13, and magnet steel 13 is inserted into insertion groove 4.
Preferably, 13 gluing of magnet steel is fixed in insertion groove 4.When magnet steel 13 is inserted into insertion groove 4, glue coating is needed to be inserted into
In the mating surface of slot 4, a firm entirety is formed after solidifying so as to magnet steel 13 with rotor core 1, retainer, more efficiently
Preventing magnet steel 13, there is a phenomenon where throw away in motor rotation process.
According to an embodiment of the invention, magneto includes durface mounted permanent magnet rotor structure, the durface mounted permanent magnet rotor knot
Structure is above-mentioned durface mounted permanent magnet rotor structure.
Those skilled in the art will readily recognize that above-mentioned each advantageous manner can be free under the premise of not conflicting
Ground combination, superposition.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.Above only
It is the preferred embodiment of the present invention, it is noted that for those skilled in the art, do not departing from this hair
Under the premise of bright technical principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as guarantor of the invention
Protect range.
Claims (16)
1. a kind of durface mounted permanent magnet rotor structure, which is characterized in that protected including rotor core (1), the first retainer (2) and second
It holds frame (3), first end of the first retainer (2) setting in the rotor core (1), the second retainer (3) setting
Second end in the rotor core (1), first retainer (2) and second retainer (3) are set in described turn
Outside, first retainer (2) and second retainer (3) match sub- iron core (1), the week along the rotor core (1)
The insertion groove (4) being inserted into formation for magnet steel (13).
2. durface mounted permanent magnet rotor structure according to claim 1, which is characterized in that first retainer (2) is one
Forming structure;And/or second retainer (3) is an integral molding structure.
3. durface mounted permanent magnet rotor structure according to claim 1, which is characterized in that first retainer (2) and institute
Stating the second retainer (3) is non-magnet material.
4. durface mounted permanent magnet rotor structure according to any one of claim 1 to 3, which is characterized in that described first protects
The first parting bead (6) that frame (2) include the first clamping ring (5) and the circumferential uniform intervals setting along first clamping ring (5) is held,
First parting bead (6) is set in the rotor core (1) outside, and the first clamping ring (5) backstop is in the rotor core (1)
End face on;Second retainer (3) include the second clamping ring (7) and along second clamping ring (7) it is circumferential uniformly between
Every the second parting bead (8) of setting, second parting bead (8) is set in the rotor core (1) outside, second clamping ring (7)
On the end face of the rotor core (1), first parting bead (6) and second parting bead (8) dock backstop one by one.
5. durface mounted permanent magnet rotor structure according to claim 4, which is characterized in that first clamping ring (5) and institute
State male-female engagement between rotor core (1);And/or bumps are matched between second clamping ring (7) and the rotor core (1)
It closes.
6. durface mounted permanent magnet rotor structure according to claim 5, which is characterized in that the first clamping ring (5) direction
It is provided with first raised (9) on the end face of the rotor core (1), the is provided on the corresponding end-faces of the rotor core (1)
One groove (10), described first raised (9) are caught in first groove (10);And/or the second clamping ring (7) direction
It is provided with first raised (9) on the end face of the rotor core (1), the is provided on the corresponding end-faces of the rotor core (1)
One groove (10), described first raised (9) are caught in first groove (10).
7. durface mounted permanent magnet rotor structure according to claim 6, which is characterized in that multiple described first raised (9) edges
First clamping ring (5) are provided at circumferentially spaced, and first groove (10) and described first raised (9) correspond;With/
Or, multiple described first raised (9) being provided at circumferentially spaced along the second clamping ring (7), first groove (10) and institute
First raised (9) are stated to correspond.
8. durface mounted permanent magnet rotor structure according to claim 6, which is characterized in that first protrusion is (9) and described
First groove (10) interference fit.
9. durface mounted permanent magnet rotor structure according to claim 4, which is characterized in that first parting bead (6) and described
Second parting bead (8) male-female engagement at interface.
10. durface mounted permanent magnet rotor structure according to claim 9, which is characterized in that the docking of first parting bead (6)
It is provided on face the second groove (12), second raised (11) is provided on the interface of second parting bead (8), described second is convex
(11) are played to be caught in second groove (12).
11. durface mounted permanent magnet rotor structure according to claim 10, which is characterized in that second groove (12) and institute
It states the first parting bead (6) to be arranged in a one-to-one correspondence, described second raised (11) and second groove (12) are arranged in a one-to-one correspondence.
12. durface mounted permanent magnet rotor structure according to claim 10, which is characterized in that described second raised (11) and institute
State the second groove (12) interference fit.
13. durface mounted permanent magnet rotor structure according to claim 4, which is characterized in that first parting bead (6) and described
The two sides of second parting bead (8) circumferentially are respectively arranged with rib (14), shape between the rib (14) and the rotor core (1)
At limiting slot.
14. durface mounted permanent magnet rotor structure according to any one of claim 1 to 3, which is characterized in that the surface-mount type
Permanent magnet rotor structure further includes magnet steel (13), and the magnet steel (13) is inserted into the insertion groove (4).
15. durface mounted permanent magnet rotor structure according to claim 14, which is characterized in that magnet steel (13) gluing is fixed
In the insertion groove (4).
16. a kind of magneto, including durface mounted permanent magnet rotor structure, which is characterized in that the durface mounted permanent magnet rotor structure
For durface mounted permanent magnet rotor structure described in any one of claims 1 to 15.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811090809.2A CN109120082A (en) | 2018-09-19 | 2018-09-19 | surface-mounted permanent magnet rotor structure and permanent magnet motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811090809.2A CN109120082A (en) | 2018-09-19 | 2018-09-19 | surface-mounted permanent magnet rotor structure and permanent magnet motor |
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Publication Number | Publication Date |
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CN109120082A true CN109120082A (en) | 2019-01-01 |
Family
ID=64859687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811090809.2A Pending CN109120082A (en) | 2018-09-19 | 2018-09-19 | surface-mounted permanent magnet rotor structure and permanent magnet motor |
Country Status (1)
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CN (1) | CN109120082A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113364175A (en) * | 2021-05-25 | 2021-09-07 | 浙江亚特电器有限公司 | Modularized embedded motor rotor and motor |
WO2023078471A1 (en) * | 2022-05-13 | 2023-05-11 | 浙江合吾力科技有限公司 | Heat dispersion device, brushless electric motor rotor structure and heat dissipation controller |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08322173A (en) * | 1995-05-25 | 1996-12-03 | Mitsubishi Electric Corp | Rotor for motor |
JP2004129369A (en) * | 2002-10-02 | 2004-04-22 | Mitsubishi Electric Corp | Rotor of dynamo-electric machine and its manufacturing method |
CN202142920U (en) * | 2011-07-20 | 2012-02-08 | 苏州泰铎电气有限公司 | An inner rotor core of a surface-mount permanent magnet motor, and segmental assemblies of the inner rotor core |
CN203883578U (en) * | 2014-05-23 | 2014-10-15 | 常州市武进金宝电机有限公司 | Motor rotor with surface-mounted magnetic steel |
CN208806666U (en) * | 2018-09-19 | 2019-04-30 | 珠海格力电器股份有限公司 | surface-mounted permanent magnet rotor structure and permanent magnet motor |
-
2018
- 2018-09-19 CN CN201811090809.2A patent/CN109120082A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08322173A (en) * | 1995-05-25 | 1996-12-03 | Mitsubishi Electric Corp | Rotor for motor |
JP2004129369A (en) * | 2002-10-02 | 2004-04-22 | Mitsubishi Electric Corp | Rotor of dynamo-electric machine and its manufacturing method |
CN202142920U (en) * | 2011-07-20 | 2012-02-08 | 苏州泰铎电气有限公司 | An inner rotor core of a surface-mount permanent magnet motor, and segmental assemblies of the inner rotor core |
CN203883578U (en) * | 2014-05-23 | 2014-10-15 | 常州市武进金宝电机有限公司 | Motor rotor with surface-mounted magnetic steel |
CN208806666U (en) * | 2018-09-19 | 2019-04-30 | 珠海格力电器股份有限公司 | surface-mounted permanent magnet rotor structure and permanent magnet motor |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113364175A (en) * | 2021-05-25 | 2021-09-07 | 浙江亚特电器有限公司 | Modularized embedded motor rotor and motor |
WO2023078471A1 (en) * | 2022-05-13 | 2023-05-11 | 浙江合吾力科技有限公司 | Heat dispersion device, brushless electric motor rotor structure and heat dissipation controller |
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