CN102545425A - Rotor assembly structure of skewed magnetic stripe - Google Patents
Rotor assembly structure of skewed magnetic stripe Download PDFInfo
- Publication number
- CN102545425A CN102545425A CN2010106221353A CN201010622135A CN102545425A CN 102545425 A CN102545425 A CN 102545425A CN 2010106221353 A CN2010106221353 A CN 2010106221353A CN 201010622135 A CN201010622135 A CN 201010622135A CN 102545425 A CN102545425 A CN 102545425A
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- rotor
- location hole
- permanent magnet
- magnetic stripe
- rotating shaft
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- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a rotor assembly structure of a skewed magnetic stripe. The rotor assembly structure comprises a revolving shaft (1), a first rotor (2) and a second rotor (3), wherein the first rotor (2) and the second rotor (3) lean against each other, the first rotor (2) comprises a first rotor core (21) and a plurality of first permanent magnets (22), the second rotor (3) comprises a second rotor core (31) and a plurality of second permanent magnets (32), a plurality of first locating holes (211) are arranged on the first rotor core (21), a plurality of second locating holes (311) are arranged on the second rotor core (31), the first locating holes (211) and the second locating holes (311) are aligned to arrange the first rotor (2) and the second rotor (3) on the revolving shaft (1), and the first permanent magnets (22) and the second permanent magnets (32) are staggered within some distance. The rotor assembly structure has the advantages of simple production process and low manufacturing cost, and is easy to produce.
Description
Technical field:
The present invention relates to a kind of rotor component construction of skew magnetic stripe.
Background technology:
The block magnetic shoe of tradition brushless electric motor rotor assembly square is distributed on the rotor; This scheme slot effect is bigger; And magnetic shoe on the rotor is made the skew magnetic stripe for reducing this kind slot effect, and see openly day to be: May 9, notification number were in 2 007 year: CN2899246Y, name are called: a kind of electronic commutation motor rotor component construction, and this rotor manufacturing process is complicated; Cost is very high, goes back the rational embodiment of neither one.
Summary of the invention:
The purpose of this invention is to provide a kind of skew magnetic stripe rotor component construction, it is made easily, and production technology is simple, low cost of manufacture.
The objective of the invention is to be achieved through following technical scheme.
A kind of rotor component construction of skew magnetic stripe; Comprise rotating shaft, the first rotor and second rotor; The first rotor and second rotor are close together, and the first rotor comprises unshakable in one's determination and some first permanent magnets of the first rotor, and second rotor comprises second rotor core and some second permanent magnets; Several first location holes are set on the first rotor iron core; Several second location holes are set in second rotor core, first location hole with the first rotor and second rotor are installed in the rotating shaft after second location hole aligns, first permanent magnet and second permanent magnet certain distance that staggers.
Above-mentioned described first location hole and second location hole are through holes.
Above-mentioned described the first rotor is identical with second rotor, and there is certain angle in first location hole with vertical center line, and the bottom surface of the bottom surface of the first rotor and second rotor is close together and is installed in the rotating shaft.
Above-mentioned described the first rotor is identical with the radial dimension of second rotor, the quantity of first permanent magnet and second permanent magnet and measure-alike.
Above-mentioned described the first rotor outer surface unshakable in one's determination evenly has some boss, and first permanent magnet embeds and is installed between two adjacent lands, and the second rotor core outer surface evenly has some boss, and second permanent magnet embeds and is installed between two adjacent lands.
Above-mentioned described first location hole and second location hole are along circumferentially evenly distribution, and the aperture is identical.
The present invention compared with prior art has following effect: 1) the first rotor and second rotor are installed in rotating shaft; Several first location holes are set on the first rotor iron core, several second location holes are set in second rotor core, first location hole with the first rotor and second rotor are installed in the rotating shaft after second location hole aligns; Make first permanent magnet and second permanent magnet certain distance that staggers; Make easily, production technology is simple, low cost of manufacture; 2) the first rotor is identical with second rotor, and there is certain angle in first location hole with vertical center line, before installing second rotor is overturn; The bottom surface of the first rotor and the bottom surface of second rotor are close together, and at this time, first location hole and second location hole stagger; Rotate second rotor, first location hole is alignd with second location hole, first permanent magnet and second permanent magnet certain distance that staggers; At last the first rotor and second rotor are installed in the rotating shaft, can further simplify the structure and the number of parts of product like this, make easily; Production technology is simpler, and manufacturing cost is lower.
Description of drawings:
Fig. 1 is a stereogram of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is the C-C cutaway view figure of Fig. 3.
Fig. 5 is the D-D cutaway view figure of Fig. 3.
Fig. 6 is the vertical view of the first rotor of the present invention.
Fig. 7 is the front view of the first rotor of the present invention.
Fig. 8 is the upward view of the first rotor of the present invention.
Fig. 9 is the vertical view of second rotor of the present invention.
Figure 10 is the front view of second rotor of the present invention.
Figure 11 is the upward view of second rotor of the present invention.
Embodiment:
Below through specific embodiment and combine accompanying drawing that the present invention is described in further detail.
To shown in Figure 5, the rotor component construction of a kind of skew magnetic stripe of the present invention comprises rotating shaft 1, the first rotor 2 and second rotor 3 like Fig. 1; The first rotor 2 and second rotor 3 are close together; The first rotor 2 comprises that the first rotor unshakable in one's determination 21 and some first permanent magnet 22, the second rotors 3 comprise second rotor core 31 and some second permanent magnets 32, are provided with several first location holes 211 on the first rotor unshakable in one's determination 21; Several second location holes 311 are set in second rotor core 31; First location hole 211 with the first rotor 2 and second rotor 3 are installed in the rotating shaft 1 after second location hole 311 aligns, first permanent magnet 22 and second permanent magnet 32 certain distance that staggers, first location hole 211 and second location hole 311 are through holes; The first rotor 2 is identical with the radial dimension of second rotor 3; The quantity of first permanent magnet 22 and second permanent magnet 32 and measure-alike, the first rotor 21 outer surfaces unshakable in one's determination evenly have 22 embeddings of some boss 212, the first permanent magnets to be installed between two adjacent lands 212; Second rotor core, 31 outer surfaces evenly have 32 embeddings of some boss 312, the second permanent magnets to be installed between two adjacent lands 312.
Put shown in Figure 11 like Fig. 6; The first rotor 2 is identical with second rotor 3; The first rotor 2 comprises the first rotor unshakable in one's determination 21 and some first permanent magnets 22; The first rotor unshakable in one's determination 21 is provided with that several first location holes 211, boss 212, end face 213 and bottom surface 214, the second rotors 3 are provided with several second location holes 311, boss 312, end face 313 and bottom surface 314, the first location holes 211, there is certain angle in second location hole 311 with vertical center line; Bottom surface 314 after 3 upsets of second rotor is close together with the bottom surface 214 of the first rotor 2; And 2 angle of rotational angle, after making first location hole 211 and second location hole 311 aliging, block first location hole 211 and second location hole 311 through moulds of industrial equipment; Rotating shaft 1 is sleeved on the first rotor 2 and second rotor 3, thereby makes first permanent magnet 22 and second permanent magnet 32 certain distance that staggers.
In like manner: in the rotating shaft 1 third trochanter can also be installed; Third trochanter comprises unshakable in one's determination and some the 3rd permanent magnets of third trochanter; Several the 3rd location holes are set on the third trochanter iron core; After first location hole, second location hole and the alignment of the 3rd location hole the first rotor, second rotor and third trochanter are installed in the rotating shaft, the 3rd permanent magnet and second permanent magnet certain distance that staggers.
Claims (6)
1. the rotor component construction of a skew magnetic stripe; It is characterized in that: it comprises rotating shaft (1), the first rotor (2) and second rotor (3); The first rotor (2) and second rotor (3) are close together; The first rotor (2) comprises the first rotor (21) and some first permanent magnets (22) unshakable in one's determination; Second rotor (3) comprises second rotor core (31) and some second permanent magnets (32), and the first rotor is provided with several first location holes (211) on (21) unshakable in one's determination, and several second location holes (311) are set in second rotor core (31); First location hole (211) with the first rotor (2) and second rotor (3) are installed in the rotating shaft (1) after second location hole (311) aligns, first permanent magnet (22) and second permanent magnet (32) certain distance that staggers.
2. a kind of skew magnetic stripe rotor component construction according to claim 1 is characterized in that: first location hole (211) is a through hole with second location hole (311).
3. a kind of skew magnetic stripe rotor component construction according to claim 2; It is characterized in that: the first rotor (2) is identical with second rotor (3); There is certain angle in first location hole (211) with vertical center line, and the bottom surface (23) of the first rotor (2) is close together with the bottom surface (33) of second rotor (3) and is installed in the rotating shaft (1).
4. a kind of skew magnetic stripe rotor component construction according to claim 1 and 2 is characterized in that: the first rotor (2) is identical with the radial dimension of second rotor (3), the quantity of first permanent magnet (22) and second permanent magnet (32) and measure-alike.
5. a kind of skew magnetic stripe rotor component construction according to claim 4; It is characterized in that: the first rotor (21) outer surface unshakable in one's determination evenly has some boss (212); First permanent magnet (22) embeds and is installed between two adjacent lands (212); Second rotor core (31) outer surface evenly has some boss (312), and second permanent magnet (32) embeds and is installed between two adjacent lands (312).
6. according to claim 1 or 2 or 3 described a kind of skew magnetic stripe rotor component constructions, it is characterized in that: first location hole (211) evenly distributes along circumferential with second location hole (311), and the aperture is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010622135.3A CN102545425B (en) | 2010-12-28 | 2010-12-28 | A kind of rotor component construction of skew magnetic stripe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010622135.3A CN102545425B (en) | 2010-12-28 | 2010-12-28 | A kind of rotor component construction of skew magnetic stripe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102545425A true CN102545425A (en) | 2012-07-04 |
| CN102545425B CN102545425B (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010622135.3A Active CN102545425B (en) | 2010-12-28 | 2010-12-28 | A kind of rotor component construction of skew magnetic stripe |
Country Status (1)
| Country | Link |
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| CN (1) | CN102545425B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024469A (en) * | 2015-08-19 | 2015-11-04 | 广东威灵电机制造有限公司 | Rotor iron core, rotor and motor |
| CN110495073A (en) * | 2017-03-31 | 2019-11-22 | 日本电产株式会社 | Stator, motor and electric power steering apparatus |
| WO2022193175A1 (en) * | 2021-03-17 | 2022-09-22 | 浙江吉利控股集团有限公司 | Rotor punching sheet, step-skew motor rotor, and motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1852001A (en) * | 2006-03-30 | 2006-10-25 | 南京航空航天大学 | Column-projection-polar composite rotor structure |
| CN1960137A (en) * | 2005-10-31 | 2007-05-09 | 川乐机电股份有限公司 | Iron core in use for rotary motor and assembling method |
| CN201063464Y (en) * | 2007-05-28 | 2008-05-21 | 李秋发 | Rotor magnet inclined trench structure improvement |
| CN101527486A (en) * | 2008-03-05 | 2009-09-09 | 株式会社美姿把 | Brushless motor |
| CN201966709U (en) * | 2010-12-28 | 2011-09-07 | 中山大洋电机股份有限公司 | Rotor assembly structure of skew magnetic stripe |
-
2010
- 2010-12-28 CN CN201010622135.3A patent/CN102545425B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1960137A (en) * | 2005-10-31 | 2007-05-09 | 川乐机电股份有限公司 | Iron core in use for rotary motor and assembling method |
| CN1852001A (en) * | 2006-03-30 | 2006-10-25 | 南京航空航天大学 | Column-projection-polar composite rotor structure |
| CN201063464Y (en) * | 2007-05-28 | 2008-05-21 | 李秋发 | Rotor magnet inclined trench structure improvement |
| CN101527486A (en) * | 2008-03-05 | 2009-09-09 | 株式会社美姿把 | Brushless motor |
| CN201966709U (en) * | 2010-12-28 | 2011-09-07 | 中山大洋电机股份有限公司 | Rotor assembly structure of skew magnetic stripe |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024469A (en) * | 2015-08-19 | 2015-11-04 | 广东威灵电机制造有限公司 | Rotor iron core, rotor and motor |
| CN110495073A (en) * | 2017-03-31 | 2019-11-22 | 日本电产株式会社 | Stator, motor and electric power steering apparatus |
| WO2022193175A1 (en) * | 2021-03-17 | 2022-09-22 | 浙江吉利控股集团有限公司 | Rotor punching sheet, step-skew motor rotor, and motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102545425B (en) | 2015-12-02 |
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