CN203883606U - Electric motor rotor structure and motor with application of electric motor rotor structure - Google Patents
Electric motor rotor structure and motor with application of electric motor rotor structure Download PDFInfo
- Publication number
- CN203883606U CN203883606U CN201420222710.4U CN201420222710U CN203883606U CN 203883606 U CN203883606 U CN 203883606U CN 201420222710 U CN201420222710 U CN 201420222710U CN 203883606 U CN203883606 U CN 203883606U
- Authority
- CN
- China
- Prior art keywords
- end plate
- rotor
- outer end
- rotating shaft
- inner end
- 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
Links
- 238000010276 construction Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 4
- 239000007787 solid Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/04—Balancing means
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses an electric motor rotor structure and a motor with the application of the electric motor rotor structure. The electric motor rotor structure comprises a rotating shaft, a rotor iron core, a plurality of permanent magnets, inner end plates and outer end plates. The rotor iron core sleeves the rotating shaft. The plurality of permanent magnets are installed on the rotor iron core. The inner end plates sleeve the rotating shaft at two ends of the rotor iron core, and the outer end plates sleeve the inner end plates. The electric motor rotor structure is characterized in that the outer edges of the bottom surfaces of the outer end plates are provided with a plurality of mounting holes which are internally equipped with balance columns, the structure is simple, balance correction is convenient, the possibility of the falling of the balance columns from the outer end plates is little, the electric motor rotor structure is firm and reliable.
Description
Technical field:
The utility model relates to the motor of a kind of motor rotor construction and application thereof.
Background technology:
As shown in Figure 1, existing rotor comprises rotating shaft 11, rotor core 12, some permanent magnets 13, inner end plate 14 and outer end plate 15, rotor core 12 is sleeved on rotating shaft 11 outsides, some permanent magnets 13 are arranged on rotor core 12, in rotor core 12 two ends, rotating shaft 11, be set with inner end plate 14, be set with outer end plate 15 in inner end plate 14 outsides, because the rotor unbalance value of direct driving motor is very large, existing solution is exactly weight 16 to be installed for calibration balance on the end face of the outside of outer end plate 15.But there is following several problem in the rotor of this structure: 1), because weight is positioned on the outside end face of outer end plate, weight exists the risk coming off, and reliability is poor; 2) or adopt density larger copper end plate to replace existing aluminium end plate duplicate removal calibration balance, but the price of copper is higher, is difficult to promote the use of.
Summary of the invention:
The purpose of this utility model is to provide the motor of a kind of motor rotor construction and application thereof, and this rotor structure is simple, and balance correction is convenient, balance columns is difficult for coming off from outer end plate, and solid and reliable, this electric machine structure is simple, the balance correction of rotor is convenient, and solid firm, reliability is high.
The purpose of this utility model is achieved by following technical proposals.
A kind of motor rotor construction, comprise rotating shaft, rotor core, some permanent magnets, inner end plate and outer end plate, rotor core is sleeved on rotating shaft outside, some permanent magnets are arranged on rotor core, in rotor core two ends, rotating shaft, be set with inner end plate, be set with outer end plate in inner end plate outside, it is characterized in that: on the outer ledge of outer end plate bottom surface, offer some installing holes, in installing hole the inside, balance columns is installed.
The outer side surface of outer end plate described above offers some grooves on radially.
Rotating shaft outside described above is nested with rotor sleeve, and rotor core is sleeved on rotor sleeve outside.
The bottom surface intermediate recess of outer end plate described above forms ring-shaped step, and the end face of inner end plate is bearing on ring-shaped step.
Inner end plate described above is arranged on by screw on the end face of rotor core, and outer end plate is arranged on the outside of inner end plate by screw.
Inner end plate described above and outer end plate are to adopt aluminium to manufacture, and balance columns is to adopt copper production.
A kind of motor, comprise rotor assembly, stator module, casing and end cap, stator module and casing link together and are nested in rotor assembly outside, end cap is arranged on respectively casing two ends, described rotor assembly comprises rotating shaft, rotor core, some permanent magnets, inner end plate and outer end plate, rotor core is sleeved on rotating shaft outside, some permanent magnets are arranged on rotor core, at rotor core two ends, in rotating shaft, be set with inner end plate, be set with outer end plate in inner end plate outside, rotating shaft two ends are bearing in respectively on the bearing of two end cap, it is characterized in that: on the outer ledge of outer end plate bottom surface, offer some installing holes, in installing hole the inside, balance columns is installed.
The outer side surface of outer end plate described above offers some grooves on radially.
Rotating shaft outside described above is nested with rotor sleeve, and rotor core is sleeved on rotor sleeve outside.
The bottom surface intermediate recess of outer end plate described above forms ring-shaped step, and the end face of inner end plate is bearing on ring-shaped step.
The utility model compared with prior art, has following effect: 1) on the outer ledge of outer end plate bottom surface, offer some installing holes, in installing hole the inside, balance columns is installed, this is simple in structure, balance correction is convenient, and balance columns is difficult for coming off from outer end plate, solid and reliable; 2) outer side surface of outer end plate offers some grooves on radially, can carry out compared with balance rotor equally, the structure of in axial direction offering groove than tradition from outer end plate end face, the degree of depth of this structure groove is darker, can proofread and correct the amount of unbalance that rotor is larger; 3) the bottom surface intermediate recess of outer end plate forms ring-shaped step, and the end face of inner end plate is bearing on ring-shaped step, simple in structure, easy for installation, firm; 4) inner end plate and outer end plate are to adopt aluminium to manufacture, and cost is lower, and balance columns is to adopt copper production, can proofread and correct the amount of unbalance that rotor is larger; 5) this electric machine structure is simple, and the balance correction of rotor is convenient, and balance columns is difficult for coming off from outer end plate, and solid firm, reliability is high.
Brief description of the drawings:
Fig. 1 is the structural representation of existing rotor;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the exploded view of the utility model motor.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment mono-: as shown in Figure 2, the utility model is a kind of motor rotor construction, comprise rotating shaft 1, rotor core 2, some permanent magnets 3, inner end plate 4 and outer end plate 5, rotor core 2 is sleeved on rotating shaft 1 outside, some permanent magnets 3 are arranged on rotor core 2, in rotor core 2 two ends, rotating shaft 1, are set with inner end plate 4, are set with outer end plate 5 in inner end plate 4 outsides, on the outer ledge of outer end plate 5 bottom surfaces, offer some installing holes 51, in installing hole 51 the insides, balance columns 6 is installed.Offer some grooves 52 at the outer side surface of outer end plate 5 on radially.Be nested with rotor sleeve 7 in rotating shaft 1 outside, rotor core 2 is sleeved on rotor sleeve 7 outsides.The bottom surface intermediate recess of outer end plate 5 forms ring-shaped step 53, and the end face of inner end plate 4 is bearing on ring-shaped step 53.Inner end plate 4 is arranged on by screw 8 on the end face of rotor core 2, and outer end plate 5 is arranged on the outside of inner end plate 4 by screw 8.Inner end plate 4 and outer end plate 5 are to adopt aluminium to manufacture, and balance columns 5 is to adopt copper production.
Principle of the present utility model is: on the outer ledge of outer end plate 5 bottom surfaces, offer some installing holes 51, in installing hole 51 the insides, balance columns 6 is installed, this rotor structure is simple, and balance correction is convenient, and balance columns 6 is difficult for coming off from outer end plate 5, solid and reliable.
Embodiment bis-: as shown in Figures 2 and 3, the utility model is a kind of motor, comprise rotor assembly 9, stator module 10, casing 11 and end cap 12, stator module 10 and casing 11 link together and are nested in rotor assembly 9 outsides, end cap 12 is arranged on respectively casing 11 two ends, described rotor assembly 9 comprises rotating shaft 1, rotor core 2, some permanent magnets 3, inner end plate 4 and outer end plate 5, rotor core 2 is sleeved on rotating shaft 1 outside, some permanent magnets 3 are arranged on rotor core 2, at rotor core 2 two ends, in rotating shaft 1, be set with inner end plate 4, be set with outer end plate 5 in inner end plate 4 outsides, rotating shaft 1 two ends are bearing in respectively on the bearing of two end cap 12, on the outer ledge of outer end plate 5 bottom surfaces, offer some installing holes 51, in installing hole 51 the insides, balance columns 6 is installed.Offer some grooves 52 at the outer side surface of outer end plate 5 on radially.Be nested with rotor sleeve 7 in rotating shaft 1 outside, rotor core 2 is sleeved on rotor sleeve 7 outsides.The bottom surface intermediate recess of outer end plate 5 forms ring-shaped step 53, and the end face of inner end plate 4 is bearing on ring-shaped step 53.Inner end plate 4 is arranged on by screw 8 on the end face of rotor core 2, and outer end plate 5 is arranged on the outside of inner end plate 4 by screw 8.Inner end plate 4 and outer end plate 5 are to adopt aluminium to manufacture, and balance columns 5 is to adopt copper production.
Principle of the present utility model is: on the outer ledge of outer end plate 5 bottom surfaces, offer some installing holes 51, in installing hole 51 the insides, balance columns 6 is installed, this rotor structure is simple, and balance correction is convenient, and balance columns 6 is difficult for coming off from outer end plate 5, solid and reliable.
Above embodiment is preferred embodiments of the present invention; but embodiments of the present invention are not limited to this; other are any does not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitute, combination, simplify; be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (10)
1. a motor rotor construction, comprise rotating shaft (1), rotor core (2), some permanent magnets (3), inner end plate (4) and outer end plate (5), rotor core (2) is sleeved on rotating shaft (1) outside, some permanent magnets (3) are arranged on rotor core (2), at rotor core (2) two ends, in rotating shaft (1), be set with inner end plate (4), be set with outer end plate (5) in inner end plate (4) outside, it is characterized in that: on the outer ledge of outer end plate (5) bottom surface, offer some installing holes (51), in installing hole (51) the inside, balance columns (6) is installed.
2. a kind of motor rotor construction according to claim 1, is characterized in that: offer some grooves (52) at the outer side surface of outer end plate (5) on radially.
3. a kind of motor rotor construction according to claim 1 and 2, is characterized in that: be nested with rotor sleeve (7) in rotating shaft (1) outside, rotor core (2) is sleeved on rotor sleeve (7) outside.
4. a kind of motor rotor construction according to claim 3, it is characterized in that: the bottom surface intermediate recess of outer end plate (5) forms ring-shaped step (53), and the end face of inner end plate (4) is bearing on ring-shaped step (53).
5. a kind of motor rotor construction according to claim 4, it is characterized in that: inner end plate (4) is arranged on the end face of rotor core (2) by screw (8), outer end plate (5) is arranged on the outside of inner end plate (4) by screw (8).
6. a kind of motor rotor construction according to claim 1 and 2, is characterized in that: inner end plate (4) and outer end plate (5) are to adopt aluminium to manufacture, and balance columns (6) is to adopt copper production.
7. an application rights requires in 1 to 6 the motor of the motor rotor construction described in any one, comprise rotor assembly (9), stator module (10), casing (11) and end cap (12), stator module (10) and casing (11) link together and are nested in rotor assembly (9) outside, end cap (12) is arranged on respectively casing (11) two ends, described rotor assembly (9) comprises rotating shaft (1), rotor core (2), some permanent magnets (3), inner end plate (4) and outer end plate (5), rotor core (2) is sleeved on rotating shaft (1) outside, some permanent magnets (3) are arranged on rotor core (2), at rotor core (2) two ends, in rotating shaft (1), be set with inner end plate (4), be set with outer end plate (5) in inner end plate (4) outside, rotating shaft (1) two ends are bearing in respectively on the bearing of two end cap (12), it is characterized in that: on the outer ledge of outer end plate (5) bottom surface, offer some installing holes (51), in installing hole (51) the inside, balance columns (6) is installed.
8. a kind of motor according to claim 7, is characterized in that: offer some grooves (52) at the outer side surface of outer end plate (5) on radially.
9. according to a kind of motor described in claim 7 or 8, it is characterized in that: be nested with rotor sleeve (7) in rotating shaft (1) outside, rotor core (2) is sleeved on rotor sleeve (7) outside.
10. a kind of motor according to claim 9, is characterized in that: the bottom surface intermediate recess of outer end plate (5) forms ring-shaped step (53), and the end face of inner end plate (4) is bearing on ring-shaped step (53).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420222710.4U CN203883606U (en) | 2014-04-30 | 2014-04-30 | Electric motor rotor structure and motor with application of electric motor rotor structure |
| PCT/CN2014/077348 WO2015165131A1 (en) | 2014-04-30 | 2014-05-13 | Motor rotor structure and motor using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420222710.4U CN203883606U (en) | 2014-04-30 | 2014-04-30 | Electric motor rotor structure and motor with application of electric motor rotor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203883606U true CN203883606U (en) | 2014-10-15 |
Family
ID=51684072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420222710.4U Expired - Lifetime CN203883606U (en) | 2014-04-30 | 2014-04-30 | Electric motor rotor structure and motor with application of electric motor rotor structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203883606U (en) |
| WO (1) | WO2015165131A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015165131A1 (en) * | 2014-04-30 | 2015-11-05 | 大洋电机新动力科技有限公司 | Motor rotor structure and motor using same |
| CN108110928A (en) * | 2018-01-25 | 2018-06-01 | 博远机电（嘉兴）有限公司 | High pressure ultrahigh speed permanent magnet synchronous motor |
| CN110277844A (en) * | 2018-03-13 | 2019-09-24 | 马涅蒂-马瑞利公司 | Rotor for rotating electric machine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3808311A1 (en) * | 1988-03-12 | 1989-09-21 | Frankl & Kirchner | ROTOR FOR A PERMANENTLY MAGNETICALLY EXCITED ELECTRICAL MACHINE |
| US7626309B2 (en) * | 2007-09-12 | 2009-12-01 | Canopy Technologies, Llc | Method of balancing an embedded permanent magnet motor rotor |
| CN201846158U (en) * | 2010-11-10 | 2011-05-25 | 永济新时速电机电器有限责任公司 | Ultra-high-speed permanent magnet motor rotor |
| CN102130544A (en) * | 2011-03-05 | 2011-07-20 | 杨学勤 | Method for manufacturing high-efficiency generator and high-efficiency multi-rotor multi-stator interactive generator |
| EP2528201A1 (en) * | 2011-05-24 | 2012-11-28 | Alstom Technology Ltd | Method for applying a retaining system above a rotor core of an electric machine and rotor assembly |
| CN202309283U (en) * | 2011-11-09 | 2012-07-04 | 大洋电机新动力科技有限公司 | Motor rotor assembly |
| CN203883606U (en) * | 2014-04-30 | 2014-10-15 | 大洋电机新动力科技有限公司 | Electric motor rotor structure and motor with application of electric motor rotor structure |
-
2014
- 2014-04-30 CN CN201420222710.4U patent/CN203883606U/en not_active Expired - Lifetime
- 2014-05-13 WO PCT/CN2014/077348 patent/WO2015165131A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015165131A1 (en) * | 2014-04-30 | 2015-11-05 | 大洋电机新动力科技有限公司 | Motor rotor structure and motor using same |
| CN108110928A (en) * | 2018-01-25 | 2018-06-01 | 博远机电（嘉兴）有限公司 | High pressure ultrahigh speed permanent magnet synchronous motor |
| CN108110928B (en) * | 2018-01-25 | 2024-02-09 | 博远机电（嘉兴）有限公司 | High-voltage ultra-high-speed permanent magnet synchronous motor |
| CN110277844A (en) * | 2018-03-13 | 2019-09-24 | 马涅蒂-马瑞利公司 | Rotor for rotating electric machine |
| CN110277844B (en) * | 2018-03-13 | 2023-06-06 | 马涅蒂-马瑞利公司 | Rotor for rotating electrical machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015165131A1 (en) | 2015-11-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230330 Address after: 201100 No. 322, Lane 953, Jianchuan Road, Minhang District, Shanghai Patentee after: SHANGHAI EDRIVE Co.,Ltd. Address before: Room 101, Building 2, No. 5 Yongfeng Road, Haidian District, Beijing 100089 Patentee before: BROAD-OCEAN MOTOR EV Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |
|
| CX01 | Expiry of patent term |