CN203387310U - Ferrite magnet motor inner rotor - Google Patents
Ferrite magnet motor inner rotor Download PDFInfo
- Publication number
- CN203387310U CN203387310U CN201320439285.XU CN201320439285U CN203387310U CN 203387310 U CN203387310 U CN 203387310U CN 201320439285 U CN201320439285 U CN 201320439285U CN 203387310 U CN203387310 U CN 203387310U
- Authority
- CN
- China
- Prior art keywords
- rotor core
- ferrite magnetic
- magnetic steel
- rotor
- spaced points
- 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 - Fee Related
Links
- 229910000859 α-Fe Inorganic materials 0.000 title claims abstract description 32
- 239000003365 glass fiber Substances 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 238000004080 punching Methods 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 239000010425 asbestos Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000701 coagulant Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model belongs to the technical field of motor rotors, in particular to a ferrite magnet motor inner rotor. A rotor core is sleeved on a rotating shaft; a plurality of groups of interval points are evenly and circumferentially distributed on an outer cylindrical surface of the rotor core; each group of interval points are arranged at the upper end and the lower end of the outer cylindrical surface of the rotor core respectively; the interval points in each group are in one-to-one correspondence; magnet mounting positions are formed between each two adjacent groups of interval points; a ferrite magnet is mounted in each magnet mounting position; and a fixing layer used for fixing the ferrite magnets on the rotor core is wound on the ferrite magnets. Glass fiber wires and end plates of the ferrite magnet motor inner rotor enable a protection function and can prevent the magnets from flying out. The ferrite magnet motor inner rotor is advantageous in simple structure and firm connection. With the ferrite magnets are adopted, since the price of the ferrite magnets is low, cost can be saved with motor performance being not influenced, and therefore, market competitiveness can be improved. The ferrite magnet motor inner rotor and is suitable for various motors.
Description
Technical field:
The utility model belongs to the rotor technical field, refers in particular to a kind of ferrite magnetic steel motor internal rotor.
Background technology:
Stator and rotor are two large main parts of motor.Epitrochanterian magnetic shoe in conventional art normally directly is bonded on the rotor core external cylindrical surface, in the rotor high-speed rotation process, the phenomenon that magnetic shoe comes off easily occurs, and affects the normal operation of motor.What simultaneously, magnetic shoe adopted usually is that rare earth material is made.The price of rare earth material is high, has greatly improved the cost of motor.
Summary of the invention:
The purpose of this utility model is to provide that a kind of cost is low, compact conformation, ferrite magnetic steel motor internal rotor quickly and easily is installed.
The utility model is achieved in that
A kind of ferrite magnetic steel motor internal rotor, be set with rotor core outside rotating shaft, the external cylindrical surface of described rotor core circumferentially is evenly equipped with some groups of spaced points, every group of spaced points is separately positioned on upper end and the lower end of rotor core external cylindrical surface, the spaced points of every group is corresponding one by one, form the magnet steel installation position between two groups of adjacent intervals, in each magnet steel installation position, be provided with ferrite magnetic steel, ferrite magnetic steel is wound with the fixed bed be fixed on rotor core outward.
Be provided with glue layer between above-mentioned ferrite magnetic steel and the external cylindrical surface of rotor core.
Above-mentioned fixed bed is to be outside equipped with the coagulating agent layer at ceramic fiber layer or glass fibre silk thread layer or asbestos layer or layer of polyester fiber.
The both ends of the surface of above-mentioned rotor core are respectively arranged with end plate.
Above-mentioned end plate is: on the side of body of annular, circumferentially be evenly equipped with rotor core on spaced points hook one to one, hook is connected with the spaced points close-fitting.
Above-mentioned rotor core is that some rotor punchings are formed by stacking, and is evenly equipped with several convex edges and forms spaced points outside the rotor punching that is positioned at top and bottom after stack.
One end of above-mentioned rotating shaft is one-body molded to be had or is set with gear.
The utility model outstanding advantage compared to existing technology is:
1, glass wire of the present utility model and end plate have been all protective actions, prevent that magnet steel from flying out at work, simple in structure, be connected firmly;
2, the ferrite magnetic steel that the utility model adopts, the low price of ferrite magnetic steel, cost-saving under the prerequisite of not losing motor performance, improve the market competitiveness;
3, the utility model is applicable on various motors.
The accompanying drawing explanation:
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is exploded perspective view of the present utility model;
Fig. 3 is cutaway view of the present utility model.
Embodiment:
Below with specific embodiment, the utility model is further described, referring to Fig. 1-3:
A kind of ferrite magnetic steel motor internal rotor, be set with rotor core 20 outside rotating shaft 10, the external cylindrical surface of described rotor core 10 circumferentially is evenly equipped with some groups of spaced points 30, every group of spaced points 30 is separately positioned on upper end and the lower end of rotor core 10 external cylindrical surfaces, the spaced points 30 of every group is corresponding one by one, form magnet steel installation position 40 between two groups of adjacent intervals 30, be provided with magnet steel 50 in each magnet steel installation position 40, the outer winding of ferrite magnetic steel 50 is fixed in the fixed bed 60 on rotor core 10.
Above-mentioned magnet steel 50 is ferrite magnetic steel.
Be provided with glue layer between above-mentioned magnet steel 50 and the external cylindrical surface of rotor core 20.
Above-mentioned fixed bed 60 is to be outside equipped with the coagulating agent layer at ceramic fiber layer or glass fibre silk thread layer or asbestos layer or layer of polyester fiber.
The both ends of the surface of above-mentioned rotor core 20 are respectively arranged with end plate 70.
Above-mentioned end plate 70 is: on the side of body 701 of annular, circumferentially be evenly equipped with iron core 20 on spaced points 30 hook 702 one to one, hook 702 is connected with spaced points 30 close-fittings.
Above-mentioned rotor core 20 is that some rotor punchings are formed by stacking, and between rotor punching, by rivet 90, is connected, and is evenly equipped with several convex edges and forms spaced points 30 outside the rotor punching that is positioned at top and bottom after stack.
One end of above-mentioned rotating shaft 10 is one-body molded to be had or is set with gear 80.
Above-mentioned gear 80 is helical gear.
Above-described embodiment is only one of preferred embodiment of the present utility model; not with this, limit practical range of the present utility model; therefore: all equivalences of doing according to shape of the present utility model, structure, principle change, within all should being covered by protection range of the present utility model.
Claims (7)
1. a ferrite magnetic steel motor internal rotor, be set with rotor core outside rotating shaft, it is characterized in that: the external cylindrical surface of described rotor core circumferentially is evenly equipped with some groups of spaced points, every group of spaced points is separately positioned on upper end and the lower end of rotor core external cylindrical surface, the spaced points of every group is corresponding one by one, form the magnet steel installation position between two groups of adjacent spaced points, in each magnet steel installation position, be provided with ferrite magnetic steel, ferrite magnetic steel is wound with the fixed bed be fixed on rotor core outward.
2. a kind of ferrite magnetic steel motor internal rotor according to claim 1, is characterized in that: between the external cylindrical surface of described ferrite magnetic steel and rotor core, be provided with glue layer.
3. a kind of ferrite magnetic steel motor internal rotor according to claim 1 is characterized in that: described fixed bed is to be outside equipped with the coagulating agent layer at ceramic fiber layer or glass fibre silk thread layer or asbestos layer or layer of polyester fiber.
4. a kind of ferrite magnetic steel motor internal rotor according to claim 1, it is characterized in that: the both ends of the surface of described rotor core are respectively arranged with end plate.
5. a kind of ferrite magnetic steel motor internal rotor according to claim 4, it is characterized in that: described end plate is: on a side of the body of annular, circumferentially be evenly equipped with rotor core on spaced points hook one to one, hook is connected with the spaced points close-fitting.
6. a kind of ferrite magnetic steel motor internal rotor according to claim 1, it is characterized in that: described rotor core is that some rotor punchings are formed by stacking, and is evenly equipped with several convex edges and forms spaced points outside the rotor punching that is positioned at top and bottom after stack.
7. a kind of ferrite magnetic steel motor internal rotor according to claim 1 is characterized in that: an end of described rotating shaft is one-body molded to be had or is set with gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320439285.XU CN203387310U (en) | 2013-07-20 | 2013-07-20 | Ferrite magnet motor inner rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320439285.XU CN203387310U (en) | 2013-07-20 | 2013-07-20 | Ferrite magnet motor inner rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203387310U true CN203387310U (en) | 2014-01-08 |
Family
ID=49875759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320439285.XU Expired - Fee Related CN203387310U (en) | 2013-07-20 | 2013-07-20 | Ferrite magnet motor inner rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203387310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100184A (en) * | 2016-08-23 | 2016-11-09 | 黄石东贝电器股份有限公司 | Rotor assembly for magneto |
| CN107887995A (en) * | 2016-09-29 | 2018-04-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor and motor |
-
2013
- 2013-07-20 CN CN201320439285.XU patent/CN203387310U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100184A (en) * | 2016-08-23 | 2016-11-09 | 黄石东贝电器股份有限公司 | Rotor assembly for magneto |
| CN107887995A (en) * | 2016-09-29 | 2018-04-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor and motor |
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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: 20170821 Address after: 401572 1, unit 49, Cang Bai street, wooden cave Town, Banan District, Chongqing, 1-1 Patentee after: Ma Ping Address before: 318000 Taizhou City, Jiaojiang Province, Hong Kong Street, the middle of the road, No. 2261 Patentee before: Zhejiang Eureka Machinery & Electronic Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20190720 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |