CN106130312A - A kind of permanent-magnet variable-speed actuating device - Google Patents
A kind of permanent-magnet variable-speed actuating device Download PDFInfo
- Publication number
- CN106130312A CN106130312A CN201610498138.8A CN201610498138A CN106130312A CN 106130312 A CN106130312 A CN 106130312A CN 201610498138 A CN201610498138 A CN 201610498138A CN 106130312 A CN106130312 A CN 106130312A
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- China
- Prior art keywords
- external stator
- permanent
- internal rotor
- power transmission
- transmission shaft
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/104—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element
- H02K49/106—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element with a radial air gap
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention discloses a kind of permanent-magnet variable-speed actuating device, including external stator assembly (1), internal rotor assembly (2), external stator permanent magnet (11) and internal rotor permanent-magnetic body (21), it is characterised in that: the side of described internal rotor permanent-magnetic body (21) is in transmission connection with one end of internal rotor power transmission shaft (22) and the other end of internal rotor power transmission shaft (22) outwards passes the side of external stator assembly (1) and makes internal rotor assembly (2) be that single swing arm type is fixed；Being configured with modulation ring (3) in gap (4) between external stator permanent magnet (11) and internal rotor permanent-magnetic body (21), one end of the side of modulation ring (3) and modulation ring power transmission shaft (31) is in transmission connection and modulates the other end of ring power transmission shaft (31) and outwards passes the opposite side of external stator assembly (1) and make modulation ring (3) be that single swing arm type is fixed.The modulation ring assemblies of the present invention and internal rotor assembly are respectively adopted monolateral bearing and fix, and volume is little and simple in construction.
Description
Technical field
The present invention relates to the design field of magnetic gear transmission structure, specifically a kind of modulation ring and internal rotor permanent-magnetic body
It is respectively adopted the permanent-magnet variable-speed actuating device that monolateral bearing is fixing.
Background technology
Magnetic field modulation type magnetic-gear achieves contactless transmission by the interaction of permanent magnetic field, has permanent magnet profit
By advantages such as rate are high, torque density is big, dynamic response is fast, it is a kind of novel variable speed drive, has wide development empty
Between and preferable application prospect.Its successful research and development are by alternative traditional mechanical gearbox, for modern drive system to higher
Work efficiency, higher operational reliability and more excellent output characteristics direction are developed and are provided possibility.Existing magnetic gear transmission fills
Putting, rotor transmission shaft crosses the both sides of variable speed drive, and modulation ring power transmission shaft is axially hollow axle, is enclosed within outside rotor transmission shaft
Side, this structure complexity is high, makes difficulty, causes permanent-magnet variable-speed actuating device to be difficult to low-cost production.
Summary of the invention
The problem that it is an object of the invention to exist for prior art, it is provided that a kind of modulation ring and internal rotor permanent-magnetic body are respectively
Use the permanent-magnet variable-speed actuating device that monolateral bearing is fixing；This permanent-magnet variable-speed transmission structures is simple, be easy to commercial production, energy
Enough improve that existing axial magnetic gear mechanism structure is complicated, be difficult to processing and defect that volume is bigger.
It is an object of the invention to solve by the following technical programs:
A kind of permanent-magnet variable-speed actuating device, including external stator assembly and internal rotor assembly, external stator assembly includes external stator permanent magnetism
Body and internal rotor assembly include that internal rotor permanent-magnetic body, internal rotor permanent-magnetic body and external stator permanent magnet are coaxially disposed and internal rotor permanent-magnetic
Body is positioned in the inner chamber of external stator permanent magnet, it is characterised in that: the side of described internal rotor permanent-magnetic body and internal rotor power transmission shaft
One end is in transmission connection and the other end of internal rotor power transmission shaft outwards passes the side of external stator assembly and makes internal rotor assembly for single
Cantilevered is fixed；Be configured with modulation ring in gap between external stator permanent magnet and internal rotor permanent-magnetic body, the side of modulation ring with
One end of modulation ring power transmission shaft is in transmission connection and modulates the other end of ring power transmission shaft and outwards passes the opposite side of external stator assembly and make
Must modulate ring is that single swing arm type is fixed.
Described external stator assembly also includes the external stator core that can fix external stator permanent magnet, and external stator core passes through
Corresponding housing support be arranged on base, external stator core and corresponding housing be arranged on base after being integrally cast or
Person's external stator core is set directly on base.
Described external stator core includes symmetrical first external stator core and the second external stator core, described
It is provided with outer magnetic pallet between one external stator core and the second external stator core and external stator permanent magnet is fixed on the groove of outer magnetic pallet
In, the two ends circumferential end surfaces of described outer magnetic pallet is separately fixed on the end face of the first external stator core and the second external stator core
End face on.
Described internal rotor assembly also includes the internal rotor iron core of fixing internal rotor permanent-magnetic body, the end of described internal rotor iron core
Face is fixed on one end of internal rotor power transmission shaft.
Described modulation ring is fixed on the modulation ring end plate of its end, and modulation ring is by modulation ring end plate and modulation ring
One end of power transmission shaft is in transmission connection.
Described internal rotor power transmission shaft passes outwards through external stator core and the internal rotor biography of the external stator assembly of its respective side
Moving axis is coordinated with external stator core sealing by corresponding deep groove ball bearing.
Described modulation ring power transmission shaft passes outwards through external stator core and the modulation ring biography of the external stator assembly of its respective side
Moving axis is coordinated with external stator core sealing by corresponding deep groove ball bearing.
Described modulation ring is overrided to form along magnetic field normal direction by magnetic conduction sheet.
The number of pole-pairs sum that magnetic conduction sheet quantity is external stator permanent magnet and internal rotor permanent-magnetic body in described modulation ring.
The present invention has the following advantages compared to existing technology:
The internal rotor power transmission shaft of the present invention passes from the side of permanent-magnet variable-speed actuating device, and modulation ring power transmission shaft passes from permanent-magnet variable-speed
The opposite side back to internal rotor power transmission shaft of dynamic device passes so that internal rotor power transmission shaft and modulation ring power transmission shaft lay respectively at forever
The both sides of magnetic variable speed drive, are respectively adopted single side axis compared to prior art, internal rotor power transmission shaft and modulation ring power transmission shaft
Hold fixing, for the middle-size and small-size magnetic geared system that engineering practice is common, both ensure that mechanical strength, also make structure the simplest,
Reduce the volume of magnetic gear drive, and more more rational than the structure that bilateral duplex bearing is fixed.
Accompanying drawing explanation
Accompanying drawing 1 is one of permanent-magnet variable-speed transmission structures schematic diagram of the present invention；
Accompanying drawing 2 is the two of the permanent-magnet variable-speed transmission structures schematic diagram of the present invention.
Wherein: 1 external stator assembly；11 external stator permanent magnets；12 external stator cores；121 first external stator ferrum
Core；122 second external stator cores；13 outer magnetic pallets；2 internal rotor assemblies；21 internal rotor permanent-magnetic bodies；22 internal rotors
Power transmission shaft；23 internal rotor iron cores；3 modulation rings；31 modulation ring power transmission shafts；32 modulation ring end plates；4 gaps；5 shells
Body；6 bases；7 deep groove ball bearings.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1: a kind of permanent-magnet variable-speed actuating device, including external stator assembly 1 and internal rotor assembly 2, external stator is total
Becoming 1 to include that external stator permanent magnet 11 and internal rotor assembly 2 include internal rotor permanent-magnetic body 21, internal rotor permanent-magnetic body 21 and external stator are forever
Magnet 11 is coaxially disposed and internal rotor permanent-magnetic body 21 is positioned in the inner chamber of external stator permanent magnet 11, at the end of internal rotor permanent-magnetic body 21
One end of side and internal rotor power transmission shaft 22 is in transmission connection and the other end of internal rotor power transmission shaft 22 outwards passes external stator assembly 1
Side makes internal rotor assembly 2 fix for single swing arm type；In gap 4 between external stator permanent magnet 11 and internal rotor permanent-magnetic body 21
Being configured with modulation ring 3, the side of modulation ring 3 is in transmission connection with one end of modulation ring power transmission shaft 31 and modulates the another of ring power transmission shaft 31
One end outwards passes the opposite side of external stator assembly 1 and modulation ring 3 is fixed for single swing arm type.
On the basis of said structure, external stator assembly 1 also includes the external stator ferrum that can fix external stator permanent magnet 11
Core 12, external stator core 12 supported by corresponding housing 5 be arranged on base 6, external stator core 12 and corresponding housing 5 one
Body casting is arranged on base 6 after forming or external stator core 12 is set directly on base 6, the setting of external stator core 12
Depending on concrete condition；In general, installing for convenience, external stator core 12 includes symmetrical first external stator ferrum
Core 121 and the second external stator core 122, be provided with outer magnetic torr between the first external stator core 121 and the second external stator core 122
Dish 13 and external stator permanent magnet 11 are fixed in the groove of outer magnetic pallet 13, and the two ends circumferential end surfaces of outer magnetic pallet 13 is separately fixed at
On the end face of the first external stator core 121 and on the end face of the second external stator core 122.Internal rotor assembly 2 also includes fixing interior
The internal rotor iron core 23 of rotor permanent magnet 21, the end face of internal rotor iron core 23 is fixed on one end of internal rotor power transmission shaft 22.Adjust
Ring 3 processed is fixed on the modulation ring end plate 32 of its end, and modulation ring 3 is by modulation ring end plate 32 and modulation ring power transmission shaft 31
One end is in transmission connection；The magnetic conduction sheet quantity that additionally modulation ring 3 is overrided to form and modulates in ring 3 along magnetic field normal direction by magnetic conduction sheet is for outward
The number of pole-pairs sum of stator permanent magnet 11 and internal rotor permanent-magnetic body 21.Fix to realize single swing arm type, internal rotor power transmission shaft 22
Pass outwards through external stator core 12 and the internal rotor power transmission shaft 22 deep-groove ball axle by correspondence of the external stator assembly 1 of its respective side
Hold 7 to coordinate with external stator core 12 sealing；Modulation ring power transmission shaft 31 passes outwards through the external stator of the external stator assembly 1 of its respective side
Iron core 12 and modulation ring power transmission shaft 31 are coordinated with external stator core 12 sealing by corresponding deep groove ball bearing 7.
When the permanent-magnet variable-speed actuating device of the present invention uses, by the rotation of driven by motor internal rotor power transmission shaft 22, and then
The rotation of internal rotor permanent-magnetic body 21 makes to modulate ring 3 and cuts the magnetic force between external stator permanent magnet 11 and internal rotor permanent-magnetic body 21
Line, and then the magnetic field producing rotation drives modulation ring 3 to rotate and this rotates through modulation ring power transmission shaft 31 and exports so that motor is defeated
The kinetic energy gone out passes to modulate ring power transmission shaft 31 by internal rotor power transmission shaft 22, constitutes contactless magnetic gear drive.
The internal rotor power transmission shaft 22 of the present invention passes from the side of permanent-magnet variable-speed actuating device, and modulation ring power transmission shaft 31 is from forever
The opposite side back to internal rotor power transmission shaft 22 of magnetic variable speed drive passes so that internal rotor power transmission shaft 22 and modulation ring transmission
Axle 31 lays respectively at the both sides of permanent-magnet variable-speed actuating device, compared to prior art, internal rotor power transmission shaft 22 and modulation ring transmission
Axle 31 is respectively adopted monolateral bearing and fixes, and for the middle-size and small-size magnetic geared system that engineering practice is common, both ensure that mechanical strength,
Also the volume that structure is the simplest, reduce magnetic gear drive is made, and more more rational than the structure that bilateral duplex bearing is fixed.
Above example is only the technological thought that the present invention is described, it is impossible to limit protection scope of the present invention with this, every
The technological thought proposed according to the present invention, any change done on the basis of technical scheme, each fall within scope
Within；The technology that the present invention is not directed to all can be realized by prior art.
Claims (9)
1. a permanent-magnet variable-speed actuating device, including external stator assembly (1) and internal rotor assembly (2), external stator assembly (1) includes
External stator permanent magnet (11) and internal rotor assembly (2) include internal rotor permanent-magnetic body (21), internal rotor permanent-magnetic body (21) and external stator
Permanent magnet (11) is coaxially disposed and internal rotor permanent-magnetic body (21) is positioned in the inner chamber of external stator permanent magnet (11), it is characterised in that:
The side of described internal rotor permanent-magnetic body (21) and one end of internal rotor power transmission shaft (22) are in transmission connection and internal rotor power transmission shaft (22)
The other end outwards pass the side of external stator assembly (1) and make internal rotor assembly (2) be that single swing arm type is fixed；External stator permanent magnetism
Modulation ring (3), the side of modulation ring (3) and modulation it is configured with in gap (4) between body (11) and internal rotor permanent-magnetic body (21)
One end of ring power transmission shaft (31) is in transmission connection and modulates the other end of ring power transmission shaft (31) and outwards passes the another of external stator assembly (1)
It is that single swing arm type is fixed that side makes to modulate ring (3).
Permanent-magnet variable-speed actuating device the most according to claim 1, it is characterised in that: described external stator assembly (1) also wraps
Including the external stator core (12) that can fix external stator permanent magnet (11), external stator core (12) is by corresponding housing (5)
Support is arranged on that base (6) is upper, external stator core (12) and corresponding housing (5) are arranged on base (6) after being integrally cast
Or external stator core (12) is set directly on base (6).
Permanent-magnet variable-speed actuating device the most according to claim 2, it is characterised in that: described external stator core (12) includes
Symmetrical first external stator core (121) and the second external stator core (122), described the first external stator core (121)
With second be provided with outer magnetic pallet (13) between external stator core (122) and external stator permanent magnet (11) is fixed on outer magnetic pallet (13)
Groove in, the two ends circumferential end surfaces of described outer magnetic pallet (13) be separately fixed on the end face of the first external stator core (121) and
On the end face of the second external stator core (122).
Permanent-magnet variable-speed actuating device the most according to claim 1, it is characterised in that: described internal rotor assembly (2) also wraps
Including the internal rotor iron core (23) of fixing internal rotor permanent-magnetic body (21), the end face of described internal rotor iron core (23) is fixed on internal rotor and passes
On one end of moving axis (22).
Permanent-magnet variable-speed actuating device the most according to claim 1, it is characterised in that: described modulation ring (3) is fixed on it
In modulation ring end plate (32) of end, modulation ring (3) is by one end of modulation ring end plate (32) with modulation ring power transmission shaft (31)
It is in transmission connection.
6. according to the arbitrary described permanent-magnet variable-speed actuating device of claim 1-5, it is characterised in that: described internal rotor power transmission shaft
(22) external stator core (12) and the internal rotor power transmission shaft (22) that pass outwards through the external stator assembly (1) of its respective side pass through correspondence
Deep groove ball bearing (7) and external stator core (12) seal and coordinate.
7. according to the arbitrary described permanent-magnet variable-speed actuating device of claim 1-5, it is characterised in that: described modulation ring power transmission shaft
(31) correspondence is passed through in the external stator core (12) and modulation ring power transmission shaft (31) that pass outwards through the external stator assembly (1) of its respective side
Deep groove ball bearing (7) and external stator core (12) seal and coordinate.
Permanent-magnet variable-speed actuating device the most according to claim 1, it is characterised in that: described modulation ring (3) is by magnetic conduction sheet
It is overrided to form along magnetic field normal direction.
Permanent-magnet variable-speed actuating device the most according to claim 8, it is characterised in that: the magnetic conduction sheet in described modulation ring (3)
Quantity is external stator permanent magnet (11) and the number of pole-pairs sum of internal rotor permanent-magnetic body (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610498138.8A CN106130312A (en) | 2016-06-30 | 2016-06-30 | A kind of permanent-magnet variable-speed actuating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610498138.8A CN106130312A (en) | 2016-06-30 | 2016-06-30 | A kind of permanent-magnet variable-speed actuating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106130312A true CN106130312A (en) | 2016-11-16 |
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ID=57284692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610498138.8A Pending CN106130312A (en) | 2016-06-30 | 2016-06-30 | A kind of permanent-magnet variable-speed actuating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106130312A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712453A (en) * | 2017-02-04 | 2017-05-24 | 奇瑞汽车股份有限公司 | Magnetic force torque converter system for automobile |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101841280A (en) * | 2010-05-04 | 2010-09-22 | 江苏大学 | Concentric magnetic gear using squirrel cage type magnetic field regulating device |
| WO2015053005A1 (en) * | 2013-10-09 | 2015-04-16 | 日立金属株式会社 | Magnetic gear unit |
| CN205960929U (en) * | 2016-06-30 | 2017-02-15 | 江苏金陵永磁产业研究院有限公司 | Permanent magnetism variable speed transmission device |
-
2016
- 2016-06-30 CN CN201610498138.8A patent/CN106130312A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101841280A (en) * | 2010-05-04 | 2010-09-22 | 江苏大学 | Concentric magnetic gear using squirrel cage type magnetic field regulating device |
| WO2015053005A1 (en) * | 2013-10-09 | 2015-04-16 | 日立金属株式会社 | Magnetic gear unit |
| CN205960929U (en) * | 2016-06-30 | 2017-02-15 | 江苏金陵永磁产业研究院有限公司 | Permanent magnetism variable speed transmission device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712453A (en) * | 2017-02-04 | 2017-05-24 | 奇瑞汽车股份有限公司 | Magnetic force torque converter system for automobile |
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Application publication date: 20161116 |