CN202172355U - Combined type electromagnetic speed regulation system - Google Patents
Combined type electromagnetic speed regulation system Download PDFInfo
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- CN202172355U CN202172355U CN2011202625165U CN201120262516U CN202172355U CN 202172355 U CN202172355 U CN 202172355U CN 2011202625165 U CN2011202625165 U CN 2011202625165U CN 201120262516 U CN201120262516 U CN 201120262516U CN 202172355 U CN202172355 U CN 202172355U
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- permanent magnet
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Abstract
The present utility model relates to a combined type electromagnetic speed regulation system. The system is characterized in that the system comprises an inner cylinder rotor, an inner disc rotor and an outer cylinder rotor, the inner circumference and the outer circumference of the end part of inner cylinder rotor are respectively provided with a soft magnet I and a soft magnet II, a permanent magnet I is arranged on the inner circumference of the outer cylinder rotor, a permanent magnet II is arranged on the outer circumference of the inner disc rotor, when an input shaft and an output shaft are coaxially coupled, an air gap is respectively formed between the permanent magnet I and the soft magnet II, and the soft magnet I and the permanent magnet II, a coil is respectively arranged on the soft magnet I and the soft magnet II, a conductive slip ring is arranged on the output shaft, and the coils are connected with a DC power supply through the conductive slip ring and an electric brush. Compared with the prior art, the system has the following advantages, first, soft magnet silicon steel plates are low in coercive force and high in magnetic conductivity, the demagnetization phenomenon can be reduced, and the transmission torque can be increased; second, the current size and direction of the soft magnets can be controlled through a current adjusting device, the control of the magnetic size and direction of the soft magnets can be realized; third, as the system is an open structure, the eddy current heating can be effectively prevented.
Description
Technical field
The utility model relates to the permanent magnetic speed-adjusting technical field, particularly a kind of combined electromagnetic governing system.
Background technology
Permanent-magnet speed governor is to utilize permanent magnet to produce magnetic field; Magnetic field is passed air gap and is coupled driving shaft and driven shaft; Generally can regulate coupled magnetic field size realization speed governing through regulating air gap or permanent magnet relative area; Along with the development of permanent magnetic speed-adjusting technology, permanent magnetism coupling governing system has been used more and more widely.
The speed regulator of dish configuration is to change the output torque through the air gap of regulating between permanent magnet and the copper dish, thereby realizes the purpose of speed governing.The defective of this type magnetic coupled system is: magnet volume is little, and it is little to produce moment, and speed adjustable range is limited; The structure sealing is difficult for heat radiation; Be prone to produce the demagnetization phenomenon.
The speed regulator of cylindrical structure is to change the output torque through the size of regulating the contact area between the permanent magnet, realizes the purpose of speed governing.The defective of this type magnetic coupled system is: complex structure has increased design difficulty; The magnet contact area is limited, and it is little to produce moment, and speed adjustable range is limited.
Summary of the invention
The purpose of the utility model provides a kind of combined electromagnetic governing system, overcomes the deficiency of prior art, and two kinds of structures of cartridge type and dish-type are combined, and realizes the stable speed governing of system, and simplified structure improves the moment of torsion transmission efficiency.
For solving the problems of the technologies described above, the technical scheme of the utility model is:
A kind of combined electromagnetic governing system comprises inner core rotor, interior disc rotor, urceolus rotor, conducting slip ring, brush and DC power supply, and urceolus rotor and inner disc rotor coaxial are arranged on input shaft end; The inner core rotor is arranged on the output axle head; Be respectively arranged with soft magnetic bodies one and soft magnetic bodies two in the inner core rotor tip on week and the periphery, be provided with permanent magnet one week in the urceolus rotor, interior disc rotor periphery is provided with permanent magnet two; During the coaxial coupling of power shaft and output shaft; The inner core rotor is nested with the inner disc rotor coaxial with the urceolus rotor respectively, and between permanent magnet one and the soft magnetic bodies two, form air gap respectively between soft magnetic bodies one and the permanent magnet two, described soft magnetic bodies one, soft magnetic bodies two, permanent magnet one, permanent magnet two are arc; Be respectively equipped with coil on soft magnetic bodies one and the soft magnetic bodies two; Also be provided with conducting slip ring on the output shaft, coil is connected with brush through lead, conducting slip ring, and brush is connected with DC power supply.
Said soft magnetic bodies one attendes institute's coiling with soft magnetic bodies two, and circumferentially the adjacent windings rotation direction is opposite, and radially adjoining coil rotation direction is identical.
Between described permanent magnet one and urceolus rotor, also be provided with the iron lining between soft magnetic bodies one and soft magnetic bodies two respectively and between the inner core rotor, permanent magnet two and interior disc rotor.
Also be provided with the current regulator of size of current in the regulating winding between described brush and the DC power supply.
Said soft magnetic bodies is a silicon steel sheet.
Compared with prior art, the beneficial effect of the utility model is: 1) soft magnetic bodies is the magnetic material of low-coercivity and high magnetic permeability, can reduce the demagnetization phenomenon, helps improving driving torque, adds the iron lining, helps forming closed magnetic circuit, reduces the loop magnetic resistance; 2) adopt the electromagnetic speed-adjusting principle,, realize control the size and Orientation of magnetic in the soft magnetic bodies through size of current and direction in the current regulator control soft magnetic bodies; 3) moment that produces of two groups of soft magnetic bodies and permanent magnet makes a concerted effort to have improved operating efficiency greater than the moment of single group soft magnetic bodies with the permanent magnet generation; 4) for reducing eddy current loss, soft magnetic bodies selects for use silicon steel sheet (ferro-silicium) to build up; 5) open cylindrical structure effectively prevents eddy-current heating, needn't design heat abstractor, thereby simplify the structure, and it is bigger that the permanent magnet area can be done, and the moment that therefore produces is also big, has improved mechanical efficiency.
Description of drawings
Fig. 1 is the utility model example structure sketch map;
Fig. 2 is an A-A cutaway view among Fig. 1;
Fig. 3 is a B-B cutaway view among Fig. 1.
Among the figure: disc rotor 15-air gap 16-output shaft 17-lead in the 1-power shaft 2-current regulator 3-conducting slip ring 4-brush 5-DC power supply 6-soft magnetic bodies one 7-soft magnetic bodies two 8-inner core rotor 9-urceolus rotor 10-permanent magnets one 11-coil 12-permanent magnet two 13-iron lining 14-.
Embodiment
Be described further below in conjunction with the embodiment of accompanying drawing the utility model:
See Fig. 1, see Fig. 2, Fig. 3, be a kind of combined electromagnetic governing system of the utility model example structure sketch map, comprise inner core rotor 8, interior disc rotor 14, urceolus rotor 9, conducting slip ring 3, brush 4 and DC power supply 5; Urceolus rotor 9 and interior disc rotor 14 coaxial power shaft 1 ends that are arranged on, inner core rotor 8 is arranged on output shaft 16 ends, is respectively equipped with the soft magnetic bodies 1 and soft magnetic bodies 27 that silicon steel sheet (ferro-silicium) is processed in inner core rotor 8 ends on week and the periphery; Be provided with permanent magnet 1 week in the urceolus rotor 9, interior disc rotor 14 peripheries are provided with permanent magnet 2 12, and permanent magnet 1 is a ndfeb magnet with permanent magnet 2 12; During the coaxial coupling of power shaft 1 and output shaft 16; Inner core rotor 8 is coaxial nested with interior disc rotor 14 with urceolus rotor 9 respectively, and between permanent magnet 1 and the soft magnetic bodies 27, form air gap 15 respectively between soft magnetic bodies 1 and the permanent magnet 2 12, described soft magnetic bodies 1, soft magnetic bodies 27, permanent magnet 1, permanent magnet 2 12 are arc; Match with cylindrical structure; Can obtain uniform annulus gap, help improving driving torque, be respectively equipped with coil 11 on soft magnetic bodies 1 and the soft magnetic bodies 27; Also be provided with conducting slip ring 3 on the output shaft 16; Coil 11 is connected with conducting slip ring 3 through lead 17, conducting slip ring 3 and brush 4 surperficial sliding contacts, and brush 4 is connected with DC power supply 5 positive and negative electrodes respectively; Also can be provided with the current regulator 2 of size of current in the regulating winding between brush 4 and the DC power supply 5, realize the accurate adjusting of output shaft 16 rotating speeds.
Soft magnetic bodies 1 attendes institute's coiling 11 with soft magnetic bodies 27, and circumferentially the adjacent windings rotation direction is opposite, and radially adjoining coil rotation direction is identical, thereby on adjacent soft magnetic bodies, forms opposite magnetic field, satisfies the electromagnetic speed regulator condition of work.Between permanent magnet 1 and the urceolus rotor 9, also be provided with iron lining 13 between soft magnetic bodies 1 and soft magnetic bodies 27 respectively and between the inner core rotor 8, permanent magnet 2 12 and the interior disc rotor 14, to reduce magnetic resistance in the magnetic circuit.
Claims (6)
1. a combined electromagnetic governing system is characterized in that, comprises inner core rotor, interior disc rotor, urceolus rotor, conducting slip ring, brush and DC power supply; Urceolus rotor and inner disc rotor coaxial are arranged on input shaft end, and the inner core rotor is arranged on the output axle head, are respectively arranged with soft magnetic bodies one and soft magnetic bodies two in the inner core rotor tip on week and the periphery; Be provided with permanent magnet one in the urceolus rotor week; Interior disc rotor periphery is provided with permanent magnet two, and during the coaxial coupling of power shaft and output shaft, the inner core rotor is nested with the inner disc rotor coaxial with the urceolus rotor respectively; Between permanent magnet one and the soft magnetic bodies two, form air gap respectively between soft magnetic bodies one and the permanent magnet two; Described soft magnetic bodies one, soft magnetic bodies two, permanent magnet one, permanent magnet two are arc, are respectively equipped with coil on soft magnetic bodies one and the soft magnetic bodies two, also are provided with conducting slip ring on the output shaft; Coil is connected with brush through lead, conducting slip ring, and brush is connected with DC power supply.
2. a kind of combined electromagnetic governing system according to claim 1 is characterized in that, said soft magnetic bodies one attendes institute's coiling with soft magnetic bodies two, and circumferentially the adjacent windings rotation direction is opposite, and radially adjoining coil rotation direction is identical.
3. a kind of combined electromagnetic governing system according to claim 1 and 2 is characterized in that, between described permanent magnet one and urceolus rotor, also be provided with the iron lining between soft magnetic bodies one and soft magnetic bodies two respectively and between the inner core rotor, permanent magnet two and interior disc rotor.
4. a kind of combined electromagnetic governing system according to claim 3 is characterized in that, also is provided with the current regulator of size of current in the regulating winding between described brush and the DC power supply.
5. a kind of combined electromagnetic governing system according to claim 3 is characterized in that said cylindrical rotor outer wall is provided with radiator.
6. a kind of combined electromagnetic governing system according to claim 3 is characterized in that said soft magnetic bodies is a silicon steel sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202625165U CN202172355U (en) | 2011-07-23 | 2011-07-23 | Combined type electromagnetic speed regulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202625165U CN202172355U (en) | 2011-07-23 | 2011-07-23 | Combined type electromagnetic speed regulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202172355U true CN202172355U (en) | 2012-03-21 |
Family
ID=45830541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202625165U Expired - Lifetime CN202172355U (en) | 2011-07-23 | 2011-07-23 | Combined type electromagnetic speed regulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202172355U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255474A (en) * | 2011-07-23 | 2011-11-23 | 鞍山钦元节能设备制造有限公司 | Combined electromagnetic speed regulation system |
| CN103855887A (en) * | 2012-12-03 | 2014-06-11 | 杨玉岗 | Non-salient pole electromagnetic speed regulator |
| CN107276369A (en) * | 2017-08-10 | 2017-10-20 | 诸暨和创电机科技有限公司 | Permanent-magnet speed governor |
| CN108206622A (en) * | 2018-01-10 | 2018-06-26 | 山东大学 | A kind of electromagnetism mixing is without gear ring planetary gear speed-changing system |
| CN111342635A (en) * | 2020-03-05 | 2020-06-26 | 厦门翔澧工业设计有限公司 | Contactless slingshot gear box |
| CN111614227A (en) * | 2020-06-17 | 2020-09-01 | 福州市长乐区汇智科技服务有限公司 | Non-contact type transmission |
| CN113847362A (en) * | 2021-09-18 | 2021-12-28 | 成都瑞迪智驱科技股份有限公司 | Ring type electromagnetic brake capable of adjusting torque and air gap |
-
2011
- 2011-07-23 CN CN2011202625165U patent/CN202172355U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255474A (en) * | 2011-07-23 | 2011-11-23 | 鞍山钦元节能设备制造有限公司 | Combined electromagnetic speed regulation system |
| CN103855887A (en) * | 2012-12-03 | 2014-06-11 | 杨玉岗 | Non-salient pole electromagnetic speed regulator |
| CN107276369A (en) * | 2017-08-10 | 2017-10-20 | 诸暨和创电机科技有限公司 | Permanent-magnet speed governor |
| CN108206622A (en) * | 2018-01-10 | 2018-06-26 | 山东大学 | A kind of electromagnetism mixing is without gear ring planetary gear speed-changing system |
| CN111342635A (en) * | 2020-03-05 | 2020-06-26 | 厦门翔澧工业设计有限公司 | Contactless slingshot gear box |
| CN111342635B (en) * | 2020-03-05 | 2022-02-22 | 厦门翔澧工业设计有限公司 | Contactless slingshot gear box |
| CN111614227A (en) * | 2020-06-17 | 2020-09-01 | 福州市长乐区汇智科技服务有限公司 | Non-contact type transmission |
| CN111614227B (en) * | 2020-06-17 | 2022-08-02 | 福州市长乐区汇智科技服务有限公司 | Non-contact type transmission |
| CN113847362A (en) * | 2021-09-18 | 2021-12-28 | 成都瑞迪智驱科技股份有限公司 | Ring type electromagnetic brake capable of adjusting torque and air gap |
| CN113847362B (en) * | 2021-09-18 | 2022-08-05 | 成都瑞迪智驱科技股份有限公司 | Ring type electromagnetic brake capable of adjusting torque and air gap |
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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: 20120321 |