CN101806286A - Full suspension type permanent magnetic suspension wind driven generator - Google Patents
Full suspension type permanent magnetic suspension wind driven generator Download PDFInfo
- Publication number
- CN101806286A CN101806286A CN200910024796A CN200910024796A CN101806286A CN 101806286 A CN101806286 A CN 101806286A CN 200910024796 A CN200910024796 A CN 200910024796A CN 200910024796 A CN200910024796 A CN 200910024796A CN 101806286 A CN101806286 A CN 101806286A
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- China
- Prior art keywords
- suspension
- main shaft
- ring
- axial
- magnet ring
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/30—Application independent of particular apparatuses related to direction with respect to gravity
- F16C2300/32—Horizontal, e.g. bearings for supporting a horizontal shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2360/00—Engines or pumps
- F16C2360/31—Wind motors
Abstract
The invention relates to a full suspension type permanent magnetic suspension wind driven generator, which is a magnetic suspension wind driven generator for realizing the completely radial and axial suspension of an engine rotor simply through a permanent magnetic suspension structure. The full suspension type permanent magnetic suspension wind driven generator mainly comprises an impeller, a main shaft, a motor, a permanent magnetic radial suspension structure, a permanent magnetic axial suspension structure, an anti-radial and axial eccentric structure and other parts.
Description
Affiliated technical field
The present invention relates to a kind of full suspension type permanent magnetic suspension wind driven generator, this wind-driven generator is to utilize the magnet ring side to have the physical phenomenon in continuous circular shape magnetic field, utilization is installed in the magnet ring side on the engine rotor and is installed on the engine housing fixedly that magnet ring pushes, and realizes that rotor radial suspends; Utilize magnet ring end face mutual extrusion again, realize the axial suspension of engine rotor, be in state of suspension during the impeller rotation fully.And can realize the wind-driven generator of high rigidity radial-axial full magnetic suspension.Belong to the magnetic levitation technology field.
Background technique
At present, the magnetic suspending wind turbine generator of having succeeded in developing is to rely on magnetic suspension force to offset the axial or radial load of part wind-driven generator rotating part, but also needs mechanical bearing can reach the balance of machinery of axial-radial.Also do not have a kind ofly can carry the magnetic suspension system that wind-driven generator all rotates load and be used for wind-driven generator.
Summary of the invention
Principle of the present invention is on wind-driven generator, permanent magnetic radial axial suspension structure is installed, utilize outer side surface mutual extrusion realization permanent magnetic radial suspension in the permanent-magnetic clamp, drive wind driven generator principal shaft and realize radial suspension, utilize permanent-magnetic clamp end face mutual extrusion to realize the axial magnetic suspension of main shaft, drive wind driven generator principal shaft and realize axial magnetic suspension.Final realize the wind-driven generator running that suspends fully.
The technological scheme that problem adopted that the principle of the invention solves is: fix two lateral extrusion magnet rings at the shell two ends of wind-driven generator, two radial suspension magnet rings that are fixed on the main shaft are carried out the balanced radial extruding.On the motor casing in the outside of lateral extrusion ring, also fix two not enclosed radical extruding magnet rings, push two anti-eccentric radial suspension rings that are fixed on the main shaft, offset the axial gravity of main shaft and impeller generation.Said structure is realized the radial suspension of wind-driven generator jointly; Two axial compression magnet rings are fixed on the both sides of the rotor of motor, push two axial suspension magnet rings that are fixed on the main shaft.Realize the axial suspension of main shaft.Can also the compensating axial suspension structure be installed at the rear portion of motor simultaneously, be subjected to the excessive axial displacement that the axial pushing tow of wind-force produces with the compensation impeller.
In the axial displacement compensation suspension structure, also can replace permanent-magnetic clamp on the motor casing, replace permanent-magnetic clamp on the main shaft, utilize electromagnet to attract iron hoop, to offset the excessive thrust load of main shaft, the axial displacement of control main shaft with iron hoop with electromagnet.Utilize the startup and the power of displacement transducer control electromagnet.
Description of drawings
Fig. 1 is the radial section tectonic maps of not closed loop anti-offcenter magnetic suspension wind-driven generator of the present invention.
Fig. 2 is the radial section tectonic maps of unbalanced lateral extrusion magnetic suspending wind turbine generator of the present invention.
Fig. 3 is the radial section tectonic maps of tapered collar magnetic suspending wind turbine generator of the present invention.
Fig. 4 is the radial section tectonic maps that vertical suspending bearing, anti-excessive axial dipole field formula magnetic suspending wind turbine generator are arranged of the present invention.
Fig. 5 is the axial view that is combined into magnet ring by magnetic shoe of the present invention.
Fig. 6 is the axial view of not enclosed radical extrusion ring of the present invention.
The present invention will be further described below in conjunction with accompanying drawing.
Among Fig. 1, main shaft 1, motor casing 2, radial suspension magnet ring 3, lateral extrusion magnet ring 4, radially anti-eccentric suspension magnet ring 3a and 3b do not seal permanent magnetic radial extrusion ring 4a and 4b, axial suspension ring 5, axial compression ring 6, non-magnetic ring 7, rotor 8, motor stator 9, impeller 10 etc.Two the lateral extrusion rings 4 that are installed in motor casing 2 two ends push two radial suspension magnet rings 3 that are installed on the main shaft 1, realize that balanced radial suspends.Be installed on the motor casing 2 two do not seal permanent magnetic radial extrusion ring 4a and two of 4b extruding be installed on the main shaft 1 to anti-eccentric suspension magnet ring 3a and 3b, realize the anti-eccentric suspension of main shaft.Two axial compression rings 6 are fixed on the motor casing 2, push two two axial suspension rings 5 that are fixed on the main shaft 1, make main shaft be in the axial suspension state.Rotor 8 is installed on the main shaft 1, and motor stator 9 is installed on the motor casing 2.Impeller 10 is installed in any end of main shaft 1, drives main shaft and rotates.According to the difference of impeller gravity, two ends do not seal anti-eccentric extrusion ring 4a and the 4b volume can be different.Lateral extrusion magnet ring 4 also can be the magnet ring that does not seal.
Among Fig. 2, the anti-eccentric extrusion ring 4a at two ends and 4b are the magnet rings of sealing, push two radially anti-eccentric suspended ring 3a and 3b.Wherein push concordant bottom that magnet ring 4a and 4b inboard bottom can be with radial suspension rings.According to the size of impeller and rotor weight, the volume of anti-eccentric extruding magnet ring 4a of proportioning and 4b.All the other structures are identical with Fig. 1.
Among Fig. 3, the lateral extrusion ring 4 that it is taper that two inner side surfaces are being fixed at the two ends of motor casing 2 pushes two radial suspension rings 3 that the outer side surface that is fixed on the main shaft 1 is taper, realizes the main shaft radial suspension.Two axial compression rings 7 that are fixed on the motor casing 2 push the axial suspension magnet ring group 5 and 6 (magnet ring 5 is enclosed within the outside of magnet ring 6) that is fixed on the main shaft, realize the axial suspension of main shaft.Motor stator 9 is installed on the main shaft 2, and rotor 10 is installed on the main shaft 1.Separate by non-magnetic ring 8 between axial suspension ring group and the radial suspension rings.
Among Fig. 4, prevent that the suspended ring 11 of excessive axial displacement is fixed on the main shaft 1, extruding is fixed on the axial compression ring 12 that prevents over-travel on the motor casing 2, prevents main shaft 1 excessive axial displacement.Two radially anti-eccentric extrusion rings 4 are fixed on the motor casing 2, push two radially anti-eccentric suspended rings 3 that are fixed on the main shaft 1; Two lateral extrusion ring 4a that are fixed on the motor casing 2 push two radial suspension rings 3a that are fixed on the main shaft 1, realize the radial suspension of main shaft jointly.Two two axial suspension magnet ring 5a that are fixed on the main shaft 1 of axial compression magnet ring 6a extruding that are installed on the motor casing 2, the axial suspension of realization main shaft 1.Motor stator 9 is installed on the motor casing 2, and rotor 8 is installed on the main shaft 1.Impeller 10 is installed on the main shaft 1.
Among Fig. 4, motor casing 2 overall fixed are on the axle 2b of vertical rotating, and lateral extrusion ring 4b and 4c that two diameters do not wait are fixed on the vertical shaft bearing sleeve 7, pushs two radial suspension rings on the axle 2b that is fixed on vertical rotating, the suspension of realization overall radial.The axial suspension ring 5b extruding of axle on the 2b that is fixed on vertical rotating is fixed on the axial compression ring 6b on the vertical shaft bearing sleeve 7, realizes whole axial suspension.
Among Fig. 5, magnet ring is made up of magnetic shoe 1,2,3,4.
Fig. 6 is that the anti-off-centre of enclosed radical is not pushed magnet ring 2, and a little magnetic patch 1 is arranged above its middle magnetic ring 2, and the radial suspension rings of needs extruding is stablized.In addition little magnetic patch 1 can also be an iron block, or electromagnet.Be used for the top of the magnet ring that radially suspends is attracted.Can be gapped between the splicing magnetic shoe, also can be very close to each other.On the magnetic shoe projection, groove and perforation can be arranged.
In above-mentioned design, can recessing on the compressive plane of magnet ring and non-compressive plane, the groove shapes of being opened is not limit, and groove can be continuous annular, can be discontinuous groove also, or the hole that does not penetrate.Also can process some projections on the non-compressive plane of magnet ring, these projections can be that annular is continuous, also can be discontinuous annulars, and its shape is not limit.Its purposes can be to play fixation, also can play the effect that increases compressive plane table magnetic.
In above-mentioned design, symmetry, a small amount of perforate on magnet ring can not influence the table magnetic of magnet ring.So can reduce the weight of bearing by magnet ring is implemented perforating optimization, economize on resources.The compressive plane of the magnet ring in the above-mentioned design and non-compressive plane edge can chamferings, also chamfering not.
In above-mentioned design, the compressive plane of lateral extrusion ring and radial suspension rings can be parallel to main shaft, also can be the conical surface that is not parallel to main shaft.
In above-mentioned permanent magnet suspension structure, radial suspension, axial suspension structure can be carried out any permutation and combination according to different needs and be used.For example push a stationary axle to the two ends of extrusion ring, realize axial suspension etc. with two axial suspension rings.
Except that above embodiment, the present invention also has other mode of executions.All employings are equal to the full suspension type permanent magnetic suspension wind driven generator of replacement, equivalent deformation formation, and its technological scheme all drops in protection scope of the present invention.
Claims (10)
1. full suspension type permanent magnetic suspension wind driven generator, it is characterized in that: main shaft 1, motor casing 2, radial suspension magnet ring 3, lateral extrusion magnet ring 4, radially anti-eccentric suspension magnet ring 3a and 3b, do not seal permanent magnetic radial extrusion ring 4a and 4b, axial suspension ring 5, axial compression ring 6, non-magnetic ring 7, rotor 8, motor stator 9, impeller 10 etc.Two the lateral extrusion rings 4 that are installed in motor casing 2 two ends push two radial suspension magnet rings 3 that are installed on the main shaft 1, realize that balanced radial suspends.Being installed on the motor casing 2 two does not seal permanent magnetic radial extrusion ring 4a and two of 4b extruding and is installed in radially anti-eccentric suspension magnet ring 3a and 3b on the main shaft 1, anti-eccentric suspension of realizing main shaft.Two axial compression rings 6 are fixed on the motor casing 2, push two two axial suspension rings 5 that are fixed on the main shaft 1, make main shaft be in the axial suspension state.Rotor 8 is installed on the main shaft 1, and motor stator 9 is installed on the motor casing 2.Impeller 10 is installed in any end of main shaft 1, drives main shaft and rotates.According to the difference of impeller gravity, two ends do not seal anti-eccentric extrusion ring 4a and the 4b volume can be different.Lateral extrusion ring 4 also can be the magnet ring that does not seal.
2. full suspension type permanent magnetic suspension wind driven generator according to claim 1 is characterized in that: can little magnetic patch be installed on the magnet ring top of not sealing; Also can iron block or electromagnet be installed, attract radially resisting the top of eccentric suspended ring on the magnet ring top of not sealing.
3. full suspension type permanent magnetic suspension wind driven generator according to claim 1 is characterized in that: do not seal anti-eccentric magnet ring with diameter greater than the anti-eccentric magnet ring replacement of lateral extrusion ring, also can realize the radially anti-eccentric of main shaft.The inside edge of its underpart can be concordant with the inside edge of lateral extrusion ring bottom, also can be lower than the inside edge of lateral extrusion ring bottom.
4. full suspension type permanent magnetic suspension wind driven generator according to claim 1 is characterized in that: all magnet rings can be spliced with magnetic shoe.Can be gapped between the splicing magnetic shoe, also can be very close to each other.
5. full suspension type permanent magnetic suspension wind driven generator according to claim 1 is characterized in that: can there be groove in the compressive plane of magnet ring and non-compressive plane.The shape and the degree of depth of groove are not limit, even can be the holes that symmetry penetrates.The non-compressive plane of magnet ring is that projection can also be installed simultaneously, needs only symmetry and does not influence rotation, and the continuity and the shape of projection are not limit.
6. full suspension type permanent magnetic suspension wind driven generator according to claim 1 is characterized in that: the complete magnet ring that is used for axial suspension can be formed by big magnet ring cover bead.Its compressive plane edge of axial suspension magnet ring can chamfering.
7. full suspension type permanent magnetic suspension wind driven generator according to claim 1 is characterized in that: the compressive plane of radial suspension and extruding magnet ring can be parallel to main shaft, also can be the tapered collar that is not parallel to main shaft.
8. full suspension type permanent magnetic suspension wind driven generator according to claim 1 is characterized in that: as long as can realize the radial suspension and the axial suspension function of rotor simultaneously, the spread pattern of its radial suspension structure and axial suspension structure is not limit.
9. full suspension type permanent magnetic suspension wind driven generator according to claim 1 is characterized in that: can be installed in the bottom of shell with half of magnetic suspension bearing, realize that the axial-radial of shell vertical rotating suspends entirely.
10. magnetic suspension bearing motor according to claim 1 is characterized in that: above all designs all can increase and decrease arbitrarily and are used in combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910024796A CN101806286A (en) | 2009-02-16 | 2009-02-16 | Full suspension type permanent magnetic suspension wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910024796A CN101806286A (en) | 2009-02-16 | 2009-02-16 | Full suspension type permanent magnetic suspension wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101806286A true CN101806286A (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910024796A Pending CN101806286A (en) | 2009-02-16 | 2009-02-16 | Full suspension type permanent magnetic suspension wind driven generator |
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| CN (1) | CN101806286A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182624A (en) * | 2011-04-02 | 2011-09-14 | 南京工业大学 | Magnetic suspension horizontal shaft direct-driving type wind driven generator with five freedom degrees |
| CN103089812A (en) * | 2011-11-02 | 2013-05-08 | 卓向东 | Axial maglev rotation system |
| CN103427722A (en) * | 2012-05-14 | 2013-12-04 | 罗才德 | Magnetic levitation disc-shaped power generator |
| CN104747380A (en) * | 2015-03-17 | 2015-07-01 | 新疆尚能太阳能科技有限公司 | Vertical-axis wind driven generator |
| CN105715453A (en) * | 2016-03-31 | 2016-06-29 | 苏州工业园区职业技术学院 | Magnetic suspension wind driven generator |
| CN105715459A (en) * | 2016-03-31 | 2016-06-29 | 苏州工业园区职业技术学院 | Magnetic suspension variable-speed wind driven generator |
| CN107387559A (en) * | 2017-08-18 | 2017-11-24 | 北京石油化工学院 | A kind of implicit Lorentz force deflection magnetic bearing of double magnetic circuit |
| CN108425804A (en) * | 2018-04-10 | 2018-08-21 | 曲阜师范大学 | A kind of low wind speed vertical axis wind power generator and its control method |
| CN108869336A (en) * | 2017-05-12 | 2018-11-23 | 鞍山钢峰风机有限责任公司 | Suspension vertical pivot blower |
| CN114257054A (en) * | 2021-12-23 | 2022-03-29 | 樟树市菜瓜科技有限公司 | Energy-saving and environment-friendly efficient generator with electric power storage function |
-
2009
- 2009-02-16 CN CN200910024796A patent/CN101806286A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182624A (en) * | 2011-04-02 | 2011-09-14 | 南京工业大学 | Magnetic suspension horizontal shaft direct-driving type wind driven generator with five freedom degrees |
| CN103089812A (en) * | 2011-11-02 | 2013-05-08 | 卓向东 | Axial maglev rotation system |
| CN103427722A (en) * | 2012-05-14 | 2013-12-04 | 罗才德 | Magnetic levitation disc-shaped power generator |
| CN104747380A (en) * | 2015-03-17 | 2015-07-01 | 新疆尚能太阳能科技有限公司 | Vertical-axis wind driven generator |
| CN105715459B (en) * | 2016-03-31 | 2018-09-21 | 苏州工业园区职业技术学院 | A kind of magnetic suspension speed-changing wind power generator |
| CN105715453A (en) * | 2016-03-31 | 2016-06-29 | 苏州工业园区职业技术学院 | Magnetic suspension wind driven generator |
| CN105715459A (en) * | 2016-03-31 | 2016-06-29 | 苏州工业园区职业技术学院 | Magnetic suspension variable-speed wind driven generator |
| CN108869336A (en) * | 2017-05-12 | 2018-11-23 | 鞍山钢峰风机有限责任公司 | Suspension vertical pivot blower |
| CN107387559A (en) * | 2017-08-18 | 2017-11-24 | 北京石油化工学院 | A kind of implicit Lorentz force deflection magnetic bearing of double magnetic circuit |
| CN108425804A (en) * | 2018-04-10 | 2018-08-21 | 曲阜师范大学 | A kind of low wind speed vertical axis wind power generator and its control method |
| CN108425804B (en) * | 2018-04-10 | 2024-01-19 | 北京京能新能源有限公司正镶白旗风电分公司 | Low-wind-speed vertical axis wind turbine and control method thereof |
| CN114257054A (en) * | 2021-12-23 | 2022-03-29 | 樟树市菜瓜科技有限公司 | Energy-saving and environment-friendly efficient generator with electric power storage function |
| CN114257054B (en) * | 2021-12-23 | 2023-09-26 | 陆河县鸿泰水电开发有限公司 | Energy-saving and environment-friendly efficient generator with power storage function |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20100818 |