CN106059149A - Motor rotor assembly and motor - Google Patents
Motor rotor assembly and motor Download PDFInfo
- Publication number
- CN106059149A CN106059149A CN201610647942.8A CN201610647942A CN106059149A CN 106059149 A CN106059149 A CN 106059149A CN 201610647942 A CN201610647942 A CN 201610647942A CN 106059149 A CN106059149 A CN 106059149A
- Authority
- CN
- China
- Prior art keywords
- motor
- baffle plate
- motor rotor
- deformable part
- magnet steel
- 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.)
- Pending
Links
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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention discloses a motor rotor assembly and a motor and relates to the motor field. The invention aims at optimizing performance of the motor rotor assembly and reducing a motor vibration noise. The motor rotor assembly comprises a rotor, magnetic steel, a baffle plate and a deformable portion. At least one end surface of the rotor is provided with a groove used for accommodating the magnetic steel. The baffle plate is arranged on an end surface of the rotor. Two ends of the deformable portion abut against the baffle plate and the magnetic steel respectively. In the above technical scheme, the deformable portion abuts against a magnetic steel surface so that axial motion under the condition that the magnetic steel is not magnetized can be prevented; after magnetizing, each magnetic steel of the motor rotor assembly of an axial direction is guaranteed to be in a same horizontal surface; and during a motor operation process, the effect can be achieved and stability and uniformity of a magnetic field are guaranteed so as to increase motor performance, prevent the magnetic field from generating an unstable phenomenon and reduce noise vibration.
Description
Technical field
The present invention relates to machine field, be specifically related to a kind of motor rotor component and motor.
Background technology
The rotor assembly of magneto includes rotor, magnet steel and baffle plate.Rotor uses silicon steel sheet stack molded, and stalloy has
There is certain elasticity, riveting process can deform upon, make the folded high of rotor core become short.If magnet steel is as rotor core
Height, can cause top in riveting process to magnet steel, to make magnet steel fracture occur or damage.If magnet steel is short compared with rotor core, every magnetic
Steel is the most different at the magnetic center of internal rotor, and the magnetic field intensity that magnet steel produces at the axial edges at two ends of magnet steel is different, so can
Cause the pulling force to stator to occur serious unbalanced, thus cause Stator forces that serious beat occurs, make motor oscillating add
Greatly.
Summary of the invention
One of them purpose of the present invention is to propose a kind of motor rotor component and motor, in order to optimize motor rotor component
Performance, reduce motor oscillating noise.
For achieving the above object, the invention provides techniques below scheme:
The invention provides a kind of motor rotor component, including rotor, magnet steel, baffle plate and deformable part, at described rotor
At least one end face be provided with the groove for accommodating described magnet steel, described baffle plate is arranged on the described end face of described rotor,
The two ends of described deformable part bear against described baffle plate and described magnet steel.
In an alternate embodiment of the invention, described deformable part is by partly cutout.
In an alternate embodiment of the invention, described deformable part has hollow bulb.
In an alternate embodiment of the invention, the contour line of described hollow bulb is rectangle, the arc of indent or the waveform of closing.
In an alternate embodiment of the invention, described deformable part includes elastic component, and one end of described elastic component is against described baffle plate.
In an alternate embodiment of the invention, described elastic component is spring.
In an alternate embodiment of the invention, motor rotor component also includes the other end of baffle plate, described baffle plate and described elastic component
It is connected, for against described magnet steel.
In an alternate embodiment of the invention, described deformable part is non-magnetic.
The embodiment of the present invention provides a kind of motor, the motor rotor component provided including the arbitrary technical scheme of the present invention.
In an alternate embodiment of the invention, described motor is magneto.
Based on technique scheme, the embodiment of the present invention at least can produce following technique effect:
Technique scheme, the two ends of deformable part bear against baffle plate and magnet steel, and deformable part is resisted against magnet steel surface,
Axially-movable in the case of being possible to prevent magnet steel not magnetize, ensures after magnetizing at each magnet steel of motor rotor component of axial direction
In same level, motor operation course can also play this effect, it is ensured that the stability in magnetic field and uniformity, with lifting motor
Performance, prevent magnetic field from wild effect occurring, reduce noise and vibration.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
The motor rotor component structural representation that Fig. 1 provides for the embodiment of the present invention one；
The motor rotor component schematic side view that Fig. 2 provides for the embodiment of the present invention one；
The motor rotor component rotor structure schematic diagram that Fig. 3 provides for the embodiment of the present invention one；
Motor rotor component baffle plate that Fig. 4 provides for the embodiment of the present invention one and deformable part perspective view；
Motor rotor component baffle plate that Fig. 5 provides for the embodiment of the present invention one and deformable part side-looking structural representation；
The motor rotor component baffle plate main TV structure schematic diagram that Fig. 6 provides for the embodiment of the present invention one；
Three kinds of structural representations of the motor rotor component deformable part that Fig. 7 to Fig. 9 provides for the embodiment of the present invention one；
Motor rotor component baffle plate that Figure 10 provides for the embodiment of the present invention two and deformable part side-looking structural representation.
Reference:
1, rotor；2, magnet steel；3, baffle plate；11, groove；4, deformable part；42, elastic component；43, stator.
Detailed description of the invention
The technical scheme provided the present invention below in conjunction with Fig. 1～Figure 10 illustrates in more detail.
Seeing Fig. 1, the embodiment of the present invention one provides a kind of motor rotor component, including rotor 1, magnet steel 2, baffle plate 3 and can
Variant part 4.Being provided with the groove 11 for accommodating magnet steel 2 at least one end face of rotor 1, baffle plate 3 is arranged on the end face of rotor 1
On, the two ends of deformable part 4 bear against baffle plate 3 and magnet steel 2.
Deformable part 4 can be fixedly linked with baffle plate 3, or baffle plate 3 arranges flange, using flange as deformable part.
Deformable part 4 has multiple implementation, such as uses nested type Collapsible structure, uses the resilient material of tool real
Existing deformable, hereinafter will provide multiple implementation.
Magnet steel 2 is played positioning action by deformable part 4 so that the position of each magnet steel 2 of motor rotor component is substantially stationary,
And baffle plate 3 will not push up bad magnet steel 2 in motor rotor component assembling process.
Groove 11 can be with the length direction of through rotor 1, and adaptably, each end face at rotor 1 length direction is arranged
One group of baffle plate 3 and deformable part 4.
Technique scheme, makes deformable part 4 be resisted against magnet steel 2 surface, in the case of being so possible to prevent magnet steel 2 not magnetize
Axially-movable, ensure after magnetizing that each magnet steel 2 of the motor rotor component of axial direction is in same level, motor ran
Journey can also play this effect.
In the present embodiment, seeing Fig. 4 and Fig. 5, deformable part 4 can use following structure: deformable part 4 is partly dug
Cut, make deformable part 4 have certain elastically-deformable ability.
Deformable part 4 uses the structure being suitable for place in groove 11, and its concrete shape can be cube, hemispherical etc..
Seeing Fig. 4 and Fig. 5, further, deformable part 4 has hollow bulb, in order to processing and manufacturing.
Seeing Fig. 7 to Fig. 9, the contour line of hollow bulb is rectangle, the arc of indent or the waveform of closing.Fig. 7 illustrates
Hollow bulb contour line be rectangle, Fig. 8 signal the arc that hollow bulb contour line is indent, Fig. 9 signal hollow bulb contour line
For the waveform closed.
Further, deformable part 4 can use the material with weak micromagnetism, but preferably deformable part 4 is not magnetic conduction
, to prevent from the performance of motor rotor component is impacted.
A specific embodiment is described below.
As it is shown in figure 1, the motor rotor component that the present embodiment provides is as a example by having 6 magnet steel, groove 11 phase should have 6.
As shown in Figure 4, Figure 5, at baffle plate 3 edge increase turnup structure as deformable part 4, the groove 11 of rotor 1 is n, deformable part 4
Quantity is also n.During motor rotor component makes, by internal for deformable part 4 insertion groove 11 and withstand magnet steel 2, see Fig. 3 and Fig. 7,
Require groove 11 length dimension a >=deformable part 4 length dimension c, groove 11 width dimensions b >=variant part 4 width dimensions d, make each
Magnet steel 2 is in same plane at axial direction.Deformable part 4 has hollow space, makes deformable part 4 have certain elasticity, can
There is elastic deformation, it is ensured that bad magnet steel 2 will not be pushed up during riveting.
Embodiment two
The embodiment of the present invention two has following different from the technical scheme of embodiment one, and in the present embodiment, deformable part 4 can
Using following structure: see Figure 10, deformable part 4 includes elastic component 42, and one end of elastic component 42 is against baffle plate 3.Elastic component 42
Elastic deformation can occur, to prevent from assembling process pushes up bad magnet steel 2.
Herein, elastic component 42 is specially spring.
Seeing Figure 10, motor rotor component also includes that baffle plate 43, baffle plate 43 are connected with the other end of elastic component 42, be used for
By magnet steel 2.Baffle plate 43 is big with magnet steel 2 contact area, can consolidate and prevent magnet steel 2 from phenomenons such as rocking occur.
Other parts see above-described embodiment, and here is omitted.
Another embodiment of the present invention provides a kind of motor, the rotor group provided including the arbitrary technical scheme of the present invention
Part.
In the present embodiment, motor is magneto.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", "front", "rear",
The orientation of the instruction such as "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position relationship are for based on accompanying drawing institute
The orientation shown or position relationship, be only for ease of describing the present invention and simplifying the device describing rather than indicating or infer indication
Or element must have specific orientation, for specific azimuth configuration and operation, thus it is not intended that in protecting the present invention
The restriction held.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；Although
With reference to previous embodiment, the present invention is described in detail, it will be understood by those within the art that: it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent,
But these amendment or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a motor rotor component, it is characterised in that include rotor (1), magnet steel (2), baffle plate (3) and deformable part (4),
At least one end face of described rotor (1) is provided with the groove (11) for accommodating described magnet steel (2), and described baffle plate (3) is arranged on
On the described end face of described rotor (1), the two ends of described deformable part (4) bear against described baffle plate (3) and described magnet steel
(2)。
Motor rotor component the most according to claim 1, it is characterised in that described deformable part (4) is by partly cutout.
Motor rotor component the most according to claim 1 and 2, it is characterised in that described deformable part (4) has hollow
Portion.
Motor rotor component the most according to claim 3, it is characterised in that the contour line of described hollow bulb is rectangle, interior
Recessed arc or the waveform of closing.
Motor rotor component the most according to claim 1, it is characterised in that described deformable part (4) includes elastic component
(42), one end of described elastic component (42) is against described baffle plate (3).
Motor rotor component the most according to claim 5, it is characterised in that described elastic component (42) is spring.
Motor rotor component the most according to claim 5, it is characterised in that also include baffle plate (43), described baffle plate (43)
It is connected with the other end of described elastic component (42), is used for against described magnet steel (2).
8. according to the arbitrary described motor rotor component of claim 1-7, it is characterised in that described deformable part (4) is not lead
Magnetic.
9. a motor, it is characterised in that include the arbitrary described motor rotor component of claim 1-8.
Motor the most according to claim 9, it is characterised in that described motor is magneto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610647942.8A CN106059149A (en) | 2016-08-09 | 2016-08-09 | Motor rotor assembly and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610647942.8A CN106059149A (en) | 2016-08-09 | 2016-08-09 | Motor rotor assembly and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106059149A true CN106059149A (en) | 2016-10-26 |
Family
ID=57481261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610647942.8A Pending CN106059149A (en) | 2016-08-09 | 2016-08-09 | Motor rotor assembly and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106059149A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113661635A (en) * | 2019-04-11 | 2021-11-16 | 松下知识产权经营株式会社 | Motor and electric apparatus |
| CN113708529A (en) * | 2021-08-04 | 2021-11-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor punching sheet, rotor and motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0888963A (en) * | 1994-07-20 | 1996-04-02 | Daikin Ind Ltd | Brushless dc motor |
| CN1235244A (en) * | 1998-05-08 | 1999-11-17 | 三星电子株式会社 | Rotor assembly of hermetic rotary compressor having supports for resisting movement of rotor magnets |
| JP2001251795A (en) * | 2000-03-07 | 2001-09-14 | Toshiba Kyaria Kk | Permanent magnet rotor |
| JP4786193B2 (en) * | 2005-02-16 | 2011-10-05 | 本田技研工業株式会社 | Permanent magnet rotor |
| CN205986389U (en) * | 2016-08-09 | 2017-02-22 | 珠海凌达压缩机有限公司 | Electric motor rotor subassembly and motor |
-
2016
- 2016-08-09 CN CN201610647942.8A patent/CN106059149A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0888963A (en) * | 1994-07-20 | 1996-04-02 | Daikin Ind Ltd | Brushless dc motor |
| CN1235244A (en) * | 1998-05-08 | 1999-11-17 | 三星电子株式会社 | Rotor assembly of hermetic rotary compressor having supports for resisting movement of rotor magnets |
| JP2001251795A (en) * | 2000-03-07 | 2001-09-14 | Toshiba Kyaria Kk | Permanent magnet rotor |
| JP4786193B2 (en) * | 2005-02-16 | 2011-10-05 | 本田技研工業株式会社 | Permanent magnet rotor |
| CN205986389U (en) * | 2016-08-09 | 2017-02-22 | 珠海凌达压缩机有限公司 | Electric motor rotor subassembly and motor |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113661635A (en) * | 2019-04-11 | 2021-11-16 | 松下知识产权经营株式会社 | Motor and electric apparatus |
| EP3955429A4 (en) * | 2019-04-11 | 2022-05-25 | Panasonic Intellectual Property Management Co., Ltd. | Motor and electric device |
| CN113661635B (en) * | 2019-04-11 | 2024-06-04 | 松下知识产权经营株式会社 | Motor and electric device |
| US12015326B2 (en) | 2019-04-11 | 2024-06-18 | Panasonic Intellectual Property Management Co., Ltd. | Motor and electric device |
| CN113708529A (en) * | 2021-08-04 | 2021-11-26 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor punching sheet, rotor and motor |
| CN113708529B (en) * | 2021-08-04 | 2022-12-09 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor punching sheet, rotor and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |