CN206041759U - Mix and magnetize with core type magnetism gear units - Google Patents
Mix and magnetize with core type magnetism gear units Download PDFInfo
- Publication number
- CN206041759U CN206041759U CN201621094676.2U CN201621094676U CN206041759U CN 206041759 U CN206041759 U CN 206041759U CN 201621094676 U CN201621094676 U CN 201621094676U CN 206041759 U CN206041759 U CN 206041759U
- Authority
- CN
- China
- Prior art keywords
- magnetizes
- magnetic
- permanent magnet
- mix
- rotor
- 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
Abstract
The utility model provides a mix and magnetize with core type magnetism gear units, from interior to exterior in proper order includes inner rotor, magnet adjustment ring, external rotor, the inner rotor includes interior yoke and inner rotor permanent magnet, the external rotor includes external rotor permanent magnet and outer yoke, the inner rotor permanent magnet comprises the crisscross permanent magnet of radial outside and radial two kinds of inside modes of magnetizing, the external rotor permanent magnet uses 4 permanent magnets in addition the sine as the cycle and magnetizes. The utility model provides a mix and magnetize with core type magnetism gear units mixes the close amplitude of magnetism gear air gap tangential magnetism that magnetizes and obviously increases, and output torque also improves a lot, and is usable in the improvement of the big torque device of low -speed.
Description
Technical field
This utility model is related to a kind of geared system, particularly a kind of to mix the concentric type magnetic geared system that magnetizes.
Background technology
Half straight drive and direct drive have been increasingly becoming the prioritizing selection of modern type of drive.Electromagnetic type is driven as directly drive
One kind of flowing mode, in the case of mechanical contact transmits torque, can often avoid mechanical loss and fatigue under scrubbing, and magnetic tooth
Wheel belongs to the more new actuated element of one of which.Magnetic reliability of gears is high, is avoided that the noise that gear train is brought, has more
High transmission efficiency, can overload protection automatically.Concentric type magnetic gear matches to come by space harmonics number of pole-pairs in inside and outside air gap
Transmission torque, its magnetic field calculation are complex.This utility model builds the magnetic model of gear using Ansoft and carries out FEM calculation,
Finite element analyses utilize mesh generation domain, solve algebraic equation by computer, and its structure model is typically more convenient,
Computational solution precision is higher and visual in image.
Traditional concentric type magnetic gear inner and outer rotors permanent magnet generally individually adopts radial magnetizing, and the mode that magnetizes is more single, defeated
Go out torque not high., compared with radial magnetizing, magnetic field sine distributed degrees are high, and harmonic content is less, poly- magnetic effect for sinusoidal charging permanent magnet
Substantially.
The content of the invention
Technical problem to be solved in the utility model is to provide one kind and mixes the concentric type magnetic geared system that magnetizes, and improves
Tradition magnetizes concentric type magnetic gear torque.
For solving above-mentioned technical problem, the technical scheme adopted by this utility model is：It is a kind of to mix the concentric type magnetic that magnetizes
Geared system, includes internal rotor, adjustable magnetic ring, outer rotor from the inside to the outside successively, and the internal rotor includes interior yoke and internal rotor forever
Magnet, the outer rotor include outer rotor permanent magnet and outer yoke, the internal rotor permanent-magnetic body by radially outward with radially-inwardly
Two kinds of mode permanent magnets staggeredly that magnetize are constituted；With 4 pieces of permanent magnets, as the cycle, sine magnetizes the external rotor permanent magnet ferrum in addition.
Preferably, interior air gap, the external rotor permanent magnet ferrum and adjustable magnetic is provided between the internal rotor permanent-magnetic ferrum and adjustable magnetic ring
Outer air gap is provided between ring.
Preferably, the adjustable magnetic ring has silicon steel to be staggered to form with non-magnet material.
Preferably, the internal rotor number of pole-pairs is 4, and the outer rotor number of pole-pairs is 23, and adjustable magnetic ring iron core number is 27.
This utility model provides one kind and mixes the concentric type magnetic geared system that magnetizes, and mixes the tangential magnetic of magnetic gear air gap that magnetizes close
Amplitude is significantly increased, and output torque also improves a lot, and can be used in the improvement of low speed high torque device.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is that this utility model mixes the concentric type magnetic gear structure schematic diagram that magnetizes.
Fig. 2 magnetizes mode and Distribution of Magnetic Field for this utility model magnetic gear outer rotor permanent magnet.
Fig. 3 is the close comparison diagram of the tangential magnetic of this utility model magnetic gear internal layer air gap.
Fig. 4 is the close comparison diagram of the tangential magnetic of this utility model magnetic gear outer layer air gap.
Fig. 5 is this utility model magnetic gear internal rotor static torque Property comparison figure.
Fig. 6 is this utility model magnetic gear outer rotor static torque Property comparison figure.
Fig. 7 is this utility model magnetic gear internal rotor steady-state operation torque comparison diagram.
Fig. 8 is this utility model magnetic gear outer rotor steady-state operation torque comparison diagram.
In figure：Interior yoke 1, internal rotor permanent-magnetic body 2, internal layer air gap 3, adjustable magnetic ring 4, outer layer air gap 5, outer rotor permanent magnet 6,
Outer yoke 7.
Specific embodiment
As shown in Figure 1-2, it is a kind of to mix the concentric type magnetic geared system that magnetizes, include internal rotor, adjustable magnetic from the inside to the outside successively
Ring 4, outer rotor, the internal rotor include interior yoke 1 and internal rotor permanent-magnetic ferrum 2, and the outer rotor includes 6 He of outer rotor permanent magnet
Outer yoke 7, the internal rotor permanent-magnetic body 2 are made up of the mode permanent magnet staggeredly that radially outward magnetized with radially-inwardly two kinds；Institute
As the cycle, sine magnetizes in addition with 4 pieces of permanent magnets to state external rotor permanent magnet ferrum 6.Fig. 2 gives sinusoidal magnetizing permanent magnetism body Model, adjacent
Permanent magnet is changing magnetizing direction clockwise successively.
Preferably, be provided with interior air gap 3 between the internal rotor permanent-magnetic ferrum 2 and adjustable magnetic ring 4, the external rotor permanent magnet ferrum 6 with
Outer air gap 5 is provided between adjustable magnetic ring 4.
Preferably, the adjustable magnetic ring 4 has silicon steel to be staggered to form with non-magnet material.
Preferably, the internal rotor number of pole-pairs is 4, and the outer rotor number of pole-pairs is 23, and 4 iron core number of adjustable magnetic ring is 27.Table 1
Give mixing to magnetize concentric type magnetic gear parameter.
1 magnetic gear major parameter of table
As shown in Figure 3-4, compared with traditional concentric type magnetic gear, mix the inside and outside layer air gap of concentric type magnetic gear that magnetize and cut
It is close larger to magnetic.As seen in figs. 5-6, in the case of keeping outer rotor and adjustable magnetic ring motionless, turned with certain speed (115r/min)
Dynamic internal rotor, can obtain magnetic gear inner and outer Rotator static torque characteristic, be respectively compared that mixing is magnetized and tradition magnetizes magnetic gear
The static torque of inner and outer Rotator.In figure, when internal rotor goes to 90 ° of electrical angles, maximum static torque is reached.Now, tradition magnetizes
Magnetic gear internal rotor maximum static torque is 17.6N m, and outer rotor maximum static torque is 100.9N m；Mix the magnetic tooth that magnetizes
Wheel internal rotor static torque peak value is 21.1N m, and outer rotor static torque peak value is 121.1N m.Turn inside and outside two kinds of magnetic gears
Sub- static torque waveform is close to sine wave, and inner and outer rotors torque ratio is also held at -1:5.75, it is consistent with gear ratio.
Internal rotor is made with turn clockwise (115r/min), while outer rotor rotates backward (20r/min), is obtained in magnetic gear
Outer rotor steady-state operation torque is as Figure 7-8.In figure, tradition magnetize magnetic gear outer rotor torque with the time in 100.87N m
Fluctuate up and down, almost keep constant；Internal rotor torque has small range to change (about 17.54 ± 0.06N m), straight also close to one
Line.And in the case of mixing is magnetized, its outer rotor torque substantially remains in that 121.10N m are constant, and more traditional magnetizing improves
20.1%；Internal rotor torque is fluctuated up and down in 21.08 ± 0.05N m, improves 20.2%.As can be seen that sine magnetize it is steady
State operation more traditional the magnetizing of torque is obviously improved, and the ratio of magnetic gear inner and outer rotors level of torque is consistently equal to its permanent magnet pole
The ratio of logarithm, i.e., 23:4=5.75:1.
The above embodiments are only optimal technical scheme of the present utility model, and are not construed as limit of the present utility model
System, the technical scheme that protection domain of the present utility model should be recorded with claim, including the technical scheme that claim is recorded
The equivalents of middle technical characteristic are protection domain.Equivalent i.e. within this range is improved, also in this utility model
Protection domain within.
Claims (4)
- It is 1. a kind of to mix the concentric type magnetic geared system that magnetizes, it is characterised in that：Include internal rotor, adjustable magnetic ring from the inside to the outside successively (4), outer rotor, the internal rotor include interior yoke (1) and internal rotor permanent-magnetic ferrum (2), and the outer rotor includes external rotor permanent magnet Body (6) and outer yoke (7), internal rotor permanent-magnetic body (2) are interlocked forever by the mode that radially outward magnetized with radially-inwardly two kinds Magnet is constituted；External rotor permanent magnet ferrum (6) as the cycle, sine magnetizes in addition with 4 pieces of permanent magnets.
- It is 2. a kind of according to claim 1 to mix the concentric type magnetic geared system that magnetizes, it is characterised in that：The internal rotor permanent-magnetic Interior air gap (3) is provided between ferrum (2) and adjustable magnetic ring (4), is provided with exogenous QI between external rotor permanent magnet ferrum (6) and adjustable magnetic ring (4) Gap (5).
- 3. one kind according to claim 1 or claim 2 mixes the concentric type magnetic geared system that magnetizes, it is characterised in that：The adjustable magnetic ring (4) silicon steel is staggered to form with non-magnet material.
- It is 4. a kind of according to claim 1 to mix the concentric type magnetic geared system that magnetizes, it is characterised in that：The internal rotor is extremely right Number is 4, and the outer rotor number of pole-pairs is 23, and adjustable magnetic ring (4) iron core number is 27.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621094676.2U CN206041759U (en) | 2016-09-30 | 2016-09-30 | Mix and magnetize with core type magnetism gear units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621094676.2U CN206041759U (en) | 2016-09-30 | 2016-09-30 | Mix and magnetize with core type magnetism gear units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206041759U true CN206041759U (en) | 2017-03-22 |
Family
ID=58297223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621094676.2U Expired - Fee Related CN206041759U (en) | 2016-09-30 | 2016-09-30 | Mix and magnetize with core type magnetism gear units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206041759U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787609A (en) * | 2017-03-30 | 2017-05-31 | 华中科技大学 | A kind of magnetic field modulation type magnetic-gear of high torque density |
| CN108400693A (en) * | 2018-05-02 | 2018-08-14 | 盐城哈力动力传动及智能装备产业研究院有限公司 | A kind of magnetic field modulation type coaxial magnetic gear |
| CN108683321A (en) * | 2018-05-03 | 2018-10-19 | 华中科技大学 | A kind of magnetic geared system of iron yoke fluting |
| CN110707840A (en) * | 2018-07-10 | 2020-01-17 | 建准电机工业股份有限公司 | Single-phase motor |
| CN112615525A (en) * | 2020-11-30 | 2021-04-06 | 珠海格力电器股份有限公司 | Magnetic gear and composite motor with same |
| CN112615521A (en) * | 2020-11-30 | 2021-04-06 | 珠海格力电器股份有限公司 | Magnetic gear and composite motor with same |
-
2016
- 2016-09-30 CN CN201621094676.2U patent/CN206041759U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787609A (en) * | 2017-03-30 | 2017-05-31 | 华中科技大学 | A kind of magnetic field modulation type magnetic-gear of high torque density |
| CN106787609B (en) * | 2017-03-30 | 2018-11-02 | 华中科技大学 | A kind of magnetic field modulation type magnetic-gear of high torque density |
| CN108400693A (en) * | 2018-05-02 | 2018-08-14 | 盐城哈力动力传动及智能装备产业研究院有限公司 | A kind of magnetic field modulation type coaxial magnetic gear |
| CN108400693B (en) * | 2018-05-02 | 2023-10-03 | 盐城永安科技有限公司 | Magnetic field modulation type coaxial magnetic gear |
| CN108683321A (en) * | 2018-05-03 | 2018-10-19 | 华中科技大学 | A kind of magnetic geared system of iron yoke fluting |
| CN110707840A (en) * | 2018-07-10 | 2020-01-17 | 建准电机工业股份有限公司 | Single-phase motor |
| CN112615525A (en) * | 2020-11-30 | 2021-04-06 | 珠海格力电器股份有限公司 | Magnetic gear and composite motor with same |
| CN112615521A (en) * | 2020-11-30 | 2021-04-06 | 珠海格力电器股份有限公司 | Magnetic gear and composite motor with same |
| CN112615521B (en) * | 2020-11-30 | 2021-12-24 | 珠海格力电器股份有限公司 | Magnetic gear and composite motor with same |
| CN112615525B (en) * | 2020-11-30 | 2022-04-19 | 珠海格力电器股份有限公司 | Magnetic gear and composite motor with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206041759U (en) | Mix and magnetize with core type magnetism gear units | |
| CN206807260U (en) | A kind of New Magnetic Field Controlled geared system | |
| CN106329859A (en) | Dual-rotor counter-rotating permanent-magnet brushless wind driven generator | |
| CN108683321B (en) | Magnetic gear device with iron yoke grooved | |
| CN104184290A (en) | Permanent-magnetism fault-tolerant vernier motor made of mixed magnetic materials | |
| CN107147227A (en) | A kind of permanent magnet machine rotor containing asymmetric magnetic pole | |
| CN107612281B (en) | Improved Halbach type magnetic gear device | |
| CN203933192U (en) | A kind of rotor | |
| CN107508439A (en) | A kind of permanent magnetism combines generator more | |
| CN209120022U (en) | A kind of Novel dual-rotor permanent magnet motor structure | |
| CN105281449A (en) | Method using non-uniform stator slots to inhibit cogging torque of permanent magnet synchronous motor | |
| CN204761178U (en) | Aerogenerator is driven in straightening of mixed cooling | |
| CN202145608U (en) | Permanent magnetism low speed generator | |
| CN206004508U (en) | A kind of point of magnetic generator | |
| CN202888989U (en) | Skewing groove stator of generator | |
| CN108712056A (en) | A kind of magnetic geared system improving transmission stability | |
| CN203800797U (en) | Cylindrical turnplate permanent magnetic coupler | |
| CN207530631U (en) | A kind of novel permanent-magnet motor structure | |
| CN203967861U (en) | A kind of permanent magnet machine rotor | |
| CN207184293U (en) | A kind of magnetic flux memory formula magnetic gear compound machine | |
| CN209787020U (en) | Halbach array eccentric magnetic gear | |
| CN207782525U (en) | Rotor and magneto | |
| CN106411100B (en) | A kind of coaxial magnetic wheel gear with static excitation ring | |
| CN206060488U (en) | A kind of disc type wheel hub permagnetic synchronous motor | |
| CN203942356U (en) | A kind of rotor |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20170930 |