CN203910404U - Rotary electromagnet - Google Patents
Rotary electromagnet Download PDFInfo
- Publication number
- CN203910404U CN203910404U CN201420359862.9U CN201420359862U CN203910404U CN 203910404 U CN203910404 U CN 203910404U CN 201420359862 U CN201420359862 U CN 201420359862U CN 203910404 U CN203910404 U CN 203910404U
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- CN
- China
- Prior art keywords
- iron core
- rotor part
- part iron
- rotor iron
- stator
- 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
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model provides a rotary electromagnet. The rotary electromagnet comprises a housing, a stator, an upper rotor iron core, a lower rotor iron core, a permanent magnet and a rotary shaft, wherein the stator is fixed in the housing; big teeth are uniformly distributed in the peripheral direction of the inner wall of the stator; a first small tooth is uniformly distributed on each big tooth; root parts of the big teeth are wound with coils; the rotary shaft is rotatably arranged in the housing; the upper rotor iron core and the lower rotor iron core are fixed on the rotary shaft; the upper rotor iron core and the lower rotor iron core are arranged in the stator; second small teeth are uniformly distributed in the peripheral direction of the side walls of the upper rotor iron core and the lower rotor iron core; the upper rotor iron core and the lower rotor iron core are mutually staggered by half of the second small tooth; the upper rotor iron core and the lower rotor iron core are hollow structures; the permanent magnet is arranged between the upper rotor iron core and the lower rotor iron core; the permanent magnet is used for magnetizing along the axial direction; and a magnetic shield is coated outside the housing. The rotary electromagnet disclosed by the utility model is small in moment of inertia and high in dynamic response.
Description
Technical field
The utility model relates to a kind of electromagnet, particularly a kind of rotary magnet.
Background technology
Electromagnet is a kind of device that energising produces electromagnetism.Outside at iron core is wound around the conductive winding matching with its power, and this alive coil has magnetic as magnet.Conventionally it is made to bar shaped or ungulate shape, so that iron core is more prone to magnetization.In addition, in order to make electromagnet power-off demagnetization immediately, we often adopt demagnetization soft iron or silicon steel material faster to manufacture.Such electromagnet is magnetic in the time of energising, and after power-off, magnetic just disappears thereupon.Electromagnet has application extremely widely in our daily life, is greatly improved because its invention also makes the power of generator.Traditional digital valve is large by electromechanical converter moment of inertia, dynamic response is low.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to overcome deficiency of the prior art, and the rotary magnet that a kind of moment of inertia is little, dynamic response is high is provided.
(2) technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of rotary magnet, comprise housing 1, stator 4, upper rotor part iron core 5, lower rotor part iron core 6, permanent magnet 7 and rotating shaft 8, described stator 4 is fixed in described housing 1, the inwall of described stator 4 is circumferentially evenly equipped with canine tooth 401, on each described canine tooth 401, be evenly equipped with the first little tooth 4011, the root winding around 9 of described canine tooth 401, described rotating shaft 8 is arranged in described housing 1 rotationally, and described rotating shaft 8 coaxially arranges with described stator 4, the head of described rotating shaft 8 extends to outside described housing 1, described upper rotor part iron core 5 and lower rotor part iron core 6 are fixed in described rotating shaft 8, and described upper rotor part iron core 5 and described lower rotor part iron core 6 are positioned at described stator 4, the sidewall of described upper rotor part iron core 5 and described lower rotor part iron core 6 is circumferentially evenly equipped with the second little tooth, the second little tooth mutually described in half staggers between described upper rotor part iron core 5 and described lower rotor part iron core 6, and described upper rotor part iron core 5 and described lower rotor part iron core 6 are hollow-core construction, described permanent magnet 7 is between described upper rotor part iron core and described lower rotor part iron core, described permanent magnet 7 magnetizes vertically, described housing 1 is coated with magnetic shield 10.
Further, described housing 1 comprises body 101, be positioned at the upper cover body 102 of described body 101 upper ends and be positioned at the lower cover 103 of described body 101 lower ends, described stator 4 is positioned at described body 101, in described upper cover body 102 and described lower cover 103, is equipped with bearing.
Further, on the opposite face of described upper rotor part iron core and described lower rotor part iron core, offer annular groove, described permanent magnet 7 is arranged in described annular groove.
Further, the inwall of described stator 4 is circumferentially evenly equipped with ten described canine tooths 401, is evenly equipped with five described the first little teeth 4011 on each described canine tooth 401.
Further, the sidewall of described upper rotor part iron core 5 and described lower rotor part iron core 6 is each is circumferentially evenly equipped with 60 described the second little teeth.
Further, described upper rotor part iron core 5 and described lower rotor part iron core 6 are hollow-core construction
(3) beneficial effect
The utility model rotary magnet, moment of inertia is little and dynamic response is high.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model rotary magnet;
Fig. 2 is the structural representation of the upper rotor part iron core of the utility model rotary magnet;
Fig. 3 is the structural representation of the lower rotor part iron core of the utility model rotary magnet.
Embodiment
Consult Fig. 1～Fig. 3, the utility model provides a kind of rotary magnet, comprise housing 1, stator 4, upper rotor part iron core 5, lower rotor part iron core 6, permanent magnet 7 and rotating shaft 8, stator 4 is fixed in housing 1, circumferentially be evenly equipped with ten canine tooths 401 at the inwall of stator 4, on each canine tooth 401, be evenly equipped with five the first little teeth 4011, at the root winding around 9 of canine tooth 401, rotating shaft 8 is arranged in housing 1 rotationally, and this rotating shaft 8 coaxially arranges with stator 4, the head of rotating shaft 8 extends to outside housing 1, upper rotor part iron core 5 and lower rotor part iron core 6 are fixed in rotating shaft 8, and upper rotor part iron core 5 and lower rotor part iron core 6 are positioned at stator 4, circumferentially be evenly equipped with 60 the second little teeth the sidewall of upper rotor part iron core 5 and lower rotor part iron core 6 is each, the second little tooth mutually staggers between upper rotor part iron core 5 and lower rotor part iron core 6 half, and upper rotor part iron core 5 and lower rotor part iron core 6 are hollow-core construction, permanent magnet 7 is between upper rotor part iron core and lower rotor part iron core, permanent magnet 7 magnetizes vertically, be coated with magnetic shield 10 at housing 1, for ease of assembly, the housing 1 in the present embodiment comprises body 101, be positioned at the upper cover body 102 of body 101 upper ends and be positioned at the lower cover 103 of body 101 lower ends, and stator 4 is positioned at body 101, in upper cover body 102 and lower cover 103, is equipped with bearing, in order to improve magnetic conduction effect, on the opposite face of upper rotor part iron core and lower rotor part iron core, offer annular groove, permanent magnet 7 is arranged in this annular groove.
The utility model rotary magnet, moment of inertia is little and dynamic response is high.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. a rotary magnet, it is characterized in that: comprise housing (1), stator (4), upper rotor part iron core (5), lower rotor part iron core (6), permanent magnet (7) and rotating shaft (8), described stator (4) is fixed in described housing (1), the inwall of described stator (4) is circumferentially evenly equipped with canine tooth (401), on each described canine tooth (401), be evenly equipped with the first little tooth (4011), the root winding around (9) of described canine tooth (401), described rotating shaft (8) is arranged in described housing (1) rotationally, and described rotating shaft (8) coaxially arranges with described stator (4), the head of described rotating shaft (8) extends to outside described housing (1), described upper rotor part iron core (5) and lower rotor part iron core (6) are fixed in described rotating shaft (8), and described upper rotor part iron core (5) and described lower rotor part iron core (6) are positioned at described stator (4), the sidewall of described upper rotor part iron core (5) and described lower rotor part iron core (6) is circumferentially evenly equipped with the second little tooth, the second little tooth mutually described in half staggers between described upper rotor part iron core (5) and described lower rotor part iron core (6), and described upper rotor part iron core (5) and described lower rotor part iron core (6) are hollow-core construction, described permanent magnet (7) is between described upper rotor part iron core and described lower rotor part iron core, described permanent magnet (7) magnetizes vertically, described housing (1) is coated with magnetic shield (10).
2. rotary magnet as claimed in claim 1, it is characterized in that: described housing 1 comprises body, be positioned at the upper cover body of described body upper end and be positioned at the lower cover of described body lower end, described stator (4) is positioned at described body, in described upper cover body and described lower cover, is equipped with bearing.
3. rotary magnet as claimed in claim 1, is characterized in that: on the opposite face of described upper rotor part iron core and described lower rotor part iron core, offer annular groove, described permanent magnet (7) is arranged in described annular groove.
4. rotary magnet as claimed in claim 1, it is characterized in that: the inwall of described stator (4) is circumferentially evenly equipped with ten described canine tooths (401), on each described canine tooth (401), be evenly equipped with five described the first little teeth (4011).
5. rotary magnet as claimed in claim 4, is characterized in that: the sidewall of described upper rotor part iron core (5) and described lower rotor part iron core (6) is each is circumferentially evenly equipped with 60 described the second little teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420359862.9U CN203910404U (en) | 2014-07-01 | 2014-07-01 | Rotary electromagnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420359862.9U CN203910404U (en) | 2014-07-01 | 2014-07-01 | Rotary electromagnet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203910404U true CN203910404U (en) | 2014-10-29 |
Family
ID=51784661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420359862.9U Expired - Fee Related CN203910404U (en) | 2014-07-01 | 2014-07-01 | Rotary electromagnet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203910404U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105391206A (en) * | 2015-11-16 | 2016-03-09 | 浙江工业大学之江学院 | Wet high voltage-resistant rotating electromagnet with symmetrical magnetic circuit |
| CN109411180A (en) * | 2018-12-05 | 2019-03-01 | 温州大学 | A kind of electromagnet moving axially circumferential stepwise rotation |
| CN109764221A (en) * | 2017-08-31 | 2019-05-17 | 北京影谱科技股份有限公司 | A kind of holder |
-
2014
- 2014-07-01 CN CN201420359862.9U patent/CN203910404U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105391206A (en) * | 2015-11-16 | 2016-03-09 | 浙江工业大学之江学院 | Wet high voltage-resistant rotating electromagnet with symmetrical magnetic circuit |
| CN105391206B (en) * | 2015-11-16 | 2018-04-06 | 浙江工业大学之江学院 | A kind of high pressure resistant rotary magnet of symmetrical wet type of magnetic circuit |
| CN109764221A (en) * | 2017-08-31 | 2019-05-17 | 北京影谱科技股份有限公司 | A kind of holder |
| CN109411180A (en) * | 2018-12-05 | 2019-03-01 | 温州大学 | A kind of electromagnet moving axially circumferential stepwise rotation |
| CN109411180B (en) * | 2018-12-05 | 2021-01-01 | 温州大学 | Electromagnet capable of axially moving and circumferentially rotating step by step |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20150701 |
|
| EXPY | Termination of patent right or utility model |