CN202634112U - Rotor component structure - Google Patents

Rotor component structure Download PDF

Info

Publication number
CN202634112U
CN202634112U CN 201220252856 CN201220252856U CN202634112U CN 202634112 U CN202634112 U CN 202634112U CN 201220252856 CN201220252856 CN 201220252856 CN 201220252856 U CN201220252856 U CN 201220252856U CN 202634112 U CN202634112 U CN 202634112U
Authority
CN
China
Prior art keywords
groove
rotor
iron core
magnetic inductive
core
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.)
Expired - Lifetime
Application number
CN 201220252856
Other languages
Chinese (zh)
Inventor
潘明攀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Broad Ocean Motor Co Ltd
Original Assignee
Zhongshan Broad Ocean Motor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhongshan Broad Ocean Motor Co Ltd filed Critical Zhongshan Broad Ocean Motor Co Ltd
Priority to CN 201220252856 priority Critical patent/CN202634112U/en
Priority to PCT/CN2012/082626 priority patent/WO2013177885A1/en
Application granted granted Critical
Publication of CN202634112U publication Critical patent/CN202634112U/en
Priority to US14/192,779 priority patent/US20140175957A1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems

Abstract

The utility model discloses a rotor component structure, which comprises a plurality of permanent magnets, a first rotor iron core and a second rotor iron core, wherein the first rotor iron core comprises a first annular ring and a plurality of first magnetic conductive blocks protruded from the outer side of the first annular ring; first grooves are formed between every two adjacent first magnetic conductive blocks; the second rotor iron core comprises a second annular ring and a plurality of second magnetic conductive blocks protruded from the outer side of the second annular ring; second grooves are formed between every two adjacent second magnetic conductive blocks; each right blocking hook protrudes on the first magnetic conductive block on the right ride of a first opening part of the first groove above each second groove; each left blocking hook protrudes on the second magnetic conductive block on the left side of a second opening part of the second groove under each first groove; and the left blocking hooks and the right blocking hooks are used for limiting the positions of the permanent magnets. The rotor component structure is simple in structure, effectively inhibits electromagnetic noise, has strong magnetic performance, reduces the use of stator windings and the cost of motors, and improves the performance of the motors.

Description

A kind of rotor component construction
Technical field:
The utility model relates to a kind of rotor component construction.
Background technology:
Traditional rotor component construction comprises rotor core and some permanent magnets, and some permanent magnets are divided into several rows and stick on the rotor core lateral surface; The permanent magnet of the adjacent lines certain angle that staggers; This structure effectively suppresses electromagnetic noise, but magnetic behavior is relatively poor, causes the stator winding consumption more; Increase motor cost, motor performance is relatively poor.
Summary of the invention:
The purpose of the utility model provides a kind of rotor component construction, and this is simple in structure, not only effectively suppress electromagnetic noise, and magnetic behavior is strong, reduces the stator winding consumption, reduces motor cost, improves motor performance.
The purpose of the utility model is to be achieved through following technical scheme.
A kind of rotor component construction; It comprises some permanent magnets, the first rotor iron core and second rotor core; The first rotor iron core and second rotor core be superimposed being installed together up and down; The first rotor iron core comprises first annular ring that is provided with first central shaft hole and some first magnetic inductive blocks that protrude from first annular ring outside, between adjacent two first magnetic inductive blocks, forms first groove, and second rotor core comprises second annular ring that is provided with second central shaft hole and some second magnetic inductive blocks that protrude from second annular ring outside; Between adjacent two second magnetic inductive blocks, form second groove; The right stop hook of protrusion on the right side of first peristome of first groove above being positioned at, first magnetic inductive block, the left stop hook of protrusion on the left side of second peristome of second groove below being positioned at, second magnetic inductive block, first groove and second groove location are corresponding; Permanent magnet embeds in first groove and second groove, and left stop hook and right stop hook are spacing to permanent magnet.
Above-mentioned described first groove and second groove are radial grooves.
Above-mentioned described first groove is identical with the second groove size.
Above-mentioned described the first rotor iron core is identical with second rotor core, and the bottom face of the bottom face of the first rotor iron core and second rotor core is close together.
The right stop hook of above-mentioned described the first rotor iron core and the left stop hook of second rotor core are about mid-plane MN asymmetric distribution.
The center line of above-mentioned described first peristome and the relative permanent magnet of second peristome is an asymmetric distribution.
Be respectively arranged with boss in the middle of the bottom of above-mentioned described first groove and second groove.
Be respectively arranged with the through hole that the first rotor iron core and second rotor core are coupled together in the middle of above-mentioned described first magnetic inductive block and second magnetic inductive block.
The utility model compared with prior art has following effect: 1) the utility model comprises some permanent magnets, the first rotor iron core and second rotor core; The right stop hook of protrusion on the right side of first peristome of first groove of the first rotor iron core, first magnetic inductive block above being positioned at, the left stop hook of protrusion on the left side of second peristome of second groove of second rotor core, second magnetic inductive block below being positioned at, first groove and second groove location are corresponding; Permanent magnet embeds in first groove and second groove; Left side stop hook and right stop hook are simple to the permanent magnet position limiting structure, not only effectively suppress electromagnetic noise, and magnetic behavior are strong; Reduce the stator winding consumption; Reduce motor cost, improve motor performance, realize the embedded oblique electrode structure of rotor assembly; It is embedded when gathering the magnetic characteristic advantage to make that rotor assembly possesses, and also possesses the advantage of skewed pole rotor; 2) the first rotor iron core is identical with second rotor core, and the bottom face of the bottom face of the first rotor iron core and second rotor core is close together, and reasonable in design is simplified working process, and effectively guarantees design technology property.
Description of drawings:
Fig. 1 is the stereogram of the utility model.
Fig. 2 is the exploded view of the utility model.
Fig. 3 is the structural representation of the utility model.
Fig. 4 is the A-A phantom of Fig. 3.
Embodiment:
Below through specific embodiment and combine accompanying drawing that the utility model is described in further detail.
Embodiment one: extremely shown in Figure 4 like Fig. 1; The utility model is a kind of rotor component construction; It comprises some permanent magnet 1, the first rotor iron core 2 and second rotor core 3; The first rotor iron core 2 and second rotor core superimposed being installed together about in the of 3; The first rotor iron core 2 comprises first annular ring 22 that is provided with first central shaft hole 21 and some first magnetic inductive blocks 23 that protrude from first annular ring, 22 outsides, between adjacent two first magnetic inductive blocks 23, forms first groove, 24, the second rotor cores 3 and comprises second annular ring 32 that is provided with second central shaft hole 31 and some second magnetic inductive blocks 33 that protrude from second annular ring, 32 outsides; Between adjacent two second magnetic inductive blocks 33, form second groove 34; The right stop hook 230 of protrusion on the right side of first peristome 240 of first groove 24 above being positioned at, first magnetic inductive block 23, left stop hook 330, the first grooves 24 of protrusion and second groove, 34 positions are corresponding on the left side of second peristome 340 of second groove 34 below being positioned at, second magnetic inductive block 33; 34 li of permanent magnet 1 embedding first groove 24 and second grooves, left stop hook 330 is spacing with 230 pairs of permanent magnets 1 of right stop hook.
Embodiment two: as depicted in figs. 1 and 2, on the basis of embodiment one, increase following technical characterictic: described first groove 24 and second groove 34 are radial grooves.
Embodiment three: as depicted in figs. 1 and 2, on the basis of embodiment two, increase following technical characterictic: described first groove 24 is identical with second groove, 34 sizes.
Embodiment four: as depicted in figs. 1 and 2; On the basis of embodiment one or embodiment two or embodiment three, increase following technical characterictic: the first rotor iron core 2 is identical with second rotor core 3, and the bottom face of the bottom face of the first rotor iron core 2 and second rotor core 3 is close together.
Embodiment five: like Fig. 3 and shown in Figure 4, on the basis of embodiment one, increase following technical characterictic: the left stop hook 330 of the right stop hook 230 of the first rotor iron core 2 and second rotor core 3 is about mid-plane MN asymmetric distribution.
Embodiment six: on the basis of embodiment one, increase following technical characterictic: the center line of first peristome 240 and second peristome, 340 relative permanent magnets 1 is an asymmetric distribution.
Embodiment seven: as depicted in figs. 1 and 2, on the basis of embodiment one, increase following technical characterictic: be respectively arranged with boss 241,341 in the middle of the bottom of first groove 24 and second groove 34;
Embodiment eight: as depicted in figs. 1 and 2, on the basis of embodiment one, increase following technical characterictic: first magnetic inductive block 23 and second magnetic inductive block, 33 centres are respectively arranged with the through hole 231,331 that the first rotor iron core 2 and second rotor core 3 are coupled together.
Because the application is a mechanical field; The obvious association of ability those of ordinary skill obtains: the technical characterictic independent assortment of the increase that embodiment two, embodiment three, embodiment four, embodiment five, embodiment six, embodiment seven, embodiment eight mention is combined into new technical scheme with the technical scheme of embodiment one.
The utility model is simple in structure, not only effectively suppress electromagnetic noise, and magnetic behavior is strong; Reduce the stator winding consumption; Reduce motor cost, improve motor performance, realize the embedded oblique electrode structure of rotor assembly; It is embedded when gathering the magnetic characteristic advantage to make that rotor assembly possesses, and also possesses the advantage of skewed pole rotor.

Claims (8)

1. rotor component construction; It comprises some permanent magnets (1), the first rotor iron core (2) and second rotor core (3); The first rotor iron core (2) and second rotor core (3) is superimposed up and down is installed together; The first rotor iron core (2) comprises first annular ring (22) that is provided with first central shaft hole (21) and some first magnetic inductive blocks (23) that protrude from first annular ring (22) outside; Between adjacent two first magnetic inductive blocks (23), form first groove (24); Second rotor core (3) comprises second annular ring (32) that is provided with second central shaft hole (31) and some second magnetic inductive blocks (33) that protrude from second annular ring (32) outside; Between adjacent two second magnetic inductive blocks (33), form second groove (34); It is characterized in that: the right side of first peristome (240) of first groove (24) above being positioned at, first magnetic inductive block (23) are gone up protrusion right stop hook (230), and the left side of second peristome (340) of second groove (34) below being positioned at, second magnetic inductive block (33) are gone up and protruded left stop hook (330), and first groove (24) and second groove (34) position are corresponding; Permanent magnet (1) embeds first groove (24) and second groove (34) lining, and left stop hook (330) and right stop hook (230) are spacing to permanent magnet (1).
2. a kind of rotor component construction according to claim 1 is characterized in that: described first groove (24) and second groove (34) are radial grooves.
3. a kind of rotor component construction according to claim 2 is characterized in that: described first groove (24) is identical with second groove (34) size.
4. according to claim 1 or 2 or 3 described a kind of rotor component constructions; It is characterized in that: the first rotor iron core (2) is identical with second rotor core (3), and the bottom face of the bottom face of the first rotor iron core (2) and second rotor core (3) is close together.
5. a kind of rotor component construction according to claim 1 is characterized in that: the right stop hook (230) of the first rotor iron core (2) and the left stop hook (330) of second rotor core (3) are about mid-plane MN asymmetric distribution.
6. a kind of rotor component construction according to claim 1 is characterized in that: first peristome (240) is an asymmetric distribution with the center line of the relative permanent magnet (1) of second peristome (340).
7. a kind of rotor component construction according to claim 1 is characterized in that: be respectively arranged with boss (241,341) in the middle of the bottom of first groove (24) and second groove (34).
8. a kind of rotor component construction according to claim 1 is characterized in that: be respectively arranged with the through hole (231,331) that the first rotor iron core (2) and second rotor core (3) are coupled together in the middle of first magnetic inductive block (23) and second magnetic inductive block (33).
CN 201220252856 2012-05-30 2012-05-30 Rotor component structure Expired - Lifetime CN202634112U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN 201220252856 CN202634112U (en) 2012-05-30 2012-05-30 Rotor component structure
PCT/CN2012/082626 WO2013177885A1 (en) 2012-05-30 2012-10-09 Rotor assembly structure
US14/192,779 US20140175957A1 (en) 2012-05-30 2014-02-27 Rotor assembly and brushless dc motor comprising the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220252856 CN202634112U (en) 2012-05-30 2012-05-30 Rotor component structure

Publications (1)

Publication Number Publication Date
CN202634112U true CN202634112U (en) 2012-12-26

Family

ID=47387257

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220252856 Expired - Lifetime CN202634112U (en) 2012-05-30 2012-05-30 Rotor component structure

Country Status (2)

Country Link
CN (1) CN202634112U (en)
WO (1) WO2013177885A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106612025A (en) * 2015-10-27 2017-05-03 Abb技术有限公司 Rotor and method for manufacturing same
CN107370265A (en) * 2017-07-04 2017-11-21 广东威灵电机制造有限公司 Skewed pole rotor iron core and its core stamping, skewed pole rotor and motor
US20210091617A1 (en) * 2019-09-25 2021-03-25 Samsung Electronics Co., Ltd. Rotor and motor including the same

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20132126A1 (en) * 2013-12-18 2015-06-19 Wilic Sarl ROTORIC SEGMENT, ROTOR FOR ELECTRIC MACHINE AND ELECTRIC MACHINE INCLUDING THIS ROUND SEGMENT
KR102407352B1 (en) * 2016-12-15 2022-06-13 한국전자기술연구원 Rotor having a skewed rotor core and motor of flux concentrate type comprising the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11332145A (en) * 1998-05-12 1999-11-30 Japan Servo Co Ltd Rotor of motor having magnet
CN201742192U (en) * 2010-07-08 2011-02-09 中国电子科技集团公司第二十一研究所 Tangential magnetic steel rotor structure of permanent magnet motor
CN202221930U (en) * 2011-08-11 2012-05-16 中山大洋电机制造有限公司 Motor permanent magnet rotor structure
CN102457115A (en) * 2011-12-19 2012-05-16 杭州中尚能源技术有限公司 Combined permanent-magnet direct insertion type motor rotor with fixed plates

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106612025A (en) * 2015-10-27 2017-05-03 Abb技术有限公司 Rotor and method for manufacturing same
WO2017072178A1 (en) * 2015-10-27 2017-05-04 Abb Schweiz Ag Rotor and method for manufacturing rotor
CN106612025B (en) * 2015-10-27 2020-01-07 Abb瑞士股份有限公司 Rotor and method for producing a rotor
CN107370265A (en) * 2017-07-04 2017-11-21 广东威灵电机制造有限公司 Skewed pole rotor iron core and its core stamping, skewed pole rotor and motor
US20210091617A1 (en) * 2019-09-25 2021-03-25 Samsung Electronics Co., Ltd. Rotor and motor including the same
US11594923B2 (en) * 2019-09-25 2023-02-28 Samsung Electronics Co., Ltd. Rotor and motor including the same

Also Published As

Publication number Publication date
WO2013177885A1 (en) 2013-12-05

Similar Documents

Publication Publication Date Title
US20130038161A1 (en) Permanent magnet rotor
US9130422B2 (en) Interior permanent magnet machine having a mixed rare earth magnet and ferrite magnet rotor
US8564166B2 (en) Motor structure
CN202634112U (en) Rotor component structure
CN104882978B (en) A kind of low torque ripple high efficiency permanent magnet motor stator and rotor structure
EP1942282A4 (en) Hybrid magnetic bearing
CN202978488U (en) Damping rotor structure
CN203911704U (en) Motor and compressor having motor
CN104953728B (en) Polygon stator core and motor including it
CN202931055U (en) Motor rotor and motor
CN103384098B (en) Disc type motor rotor
CN203289217U (en) Disc type motor rotor
CN103390943A (en) Structure of internal rotor of ferrite steel magnet type motor and assembling method thereof
CN202309249U (en) Electric motor structure
CN205377491U (en) Electric motor rotor and permanent -magnet machine
US9673671B2 (en) Permanent magnet rotor
CN202978479U (en) Motor rotor and motor and compressor comprising same
CN104821700A (en) Tilting external rotor permanent-magnet motor
CN204145241U (en) Rotary compressor and external rotor electric machine thereof
US9748807B2 (en) Motor
CN204906033U (en) Permanent -magnet machine's rotor structure
CN204578233U (en) Internal permanent magnet synchronous motor rotor
CN104600937B (en) Synchronous magnetic resistance motor
CN204886457U (en) Rotator punching sheet, rotor iron core and motor
CN201994743U (en) Rotor structure of permanent magnet motor

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20121226