CN208606764U - A kind of high-precision free gyroscope based on electromagnetic induction power generation - Google Patents
A kind of high-precision free gyroscope based on electromagnetic induction power generation Download PDFInfo
- Publication number
- CN208606764U CN208606764U CN201820129612.4U CN201820129612U CN208606764U CN 208606764 U CN208606764 U CN 208606764U CN 201820129612 U CN201820129612 U CN 201820129612U CN 208606764 U CN208606764 U CN 208606764U
- Authority
- CN
- China
- Prior art keywords
- outer ring
- rotor
- shaft
- power generation
- electromagnetic induction
- 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
- 230000005674 electromagnetic induction Effects 0.000 title claims abstract description 22
- 238000010248 power generation Methods 0.000 title claims abstract description 17
- 230000006698 induction Effects 0.000 claims abstract description 33
- 238000004146 energy storage Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 17
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000001965 increasing effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Abstract
The utility model belongs to gyroscope technology field, a kind of high-precision free gyroscope based on electromagnetic induction power generation of proposition, including rotor, rotor is rotatably arranged in inner ring, inner ring is rotatably arranged on outer ring, outer ring is rotatably arranged on outer ring stand, rotor connects motor, permanent magnet is provided on rotor, induction coil is provided on outer ring and or outer ring stand, inner ring is rotatablely connected by shaft one and outer ring, shaft one is vertical with rotor shaft, outer ring is rotatablely connected by shaft two and outer ring stand, shaft two is vertical with shaft one, pass through the rotation of rotor, permanent magnet rotating is driven to generate changing magnetic field, and induction coil is set to produce induced current based on electromagnetic induction, power generation is achieved the purpose that, it solves rotary gyro instrument angle change in the prior art to feed back not in time, and maintain rotor rotation energy consumption higher, it does not meet The technical issues of ideas of energy-saving.
Description
Technical field
The utility model belongs to gyroscope technology field, is related to a kind of high-precision Three Degree Of Freedom based on electromagnetic induction power generation
Gyroscope.
Background technique
Gyroscope is with the moment of momentum sensitivity shell relative inertness space of high-speed rotator around being orthogonal to one of the axis of rotation
Or the angular movement detection device of two axis.The also referred to as gyro of said function is played using angular movement detection device made of other principles
Instrument.Rigid body around a fulcrum high-speed rotation is known as gyro.Usually said gyro is to refer in particular to symmetric top, it is a quality
Rigid body equally distributed, with axisymmetric shape, geometirc symmetry axis are exactly its axis of rotation, in certain primary condition and
Under certain external moment loading, gyro can be while not stopping rotation, and the shaft fixed around another ceaselessly rotates,
Here it is precession of a top, also known as gyroscopic action, gyroscope is exactly to be utilized made of gyroscopic action.
Application No. is disclosed in 201710481216.8 Chinese invention patent application a kind of dynamically tuned gyro, DTG and
The electromagnetic induction coil of angular position pick up is fixed on gyroscope by its angular position pick up, this application, and position is always not
Become, magnetic steel rotor itself high speed rotation of radial magnetizing, i.e. magnetic steel rotor are relative to electromagnetic induction coil rotation and cutting magnetic induction
Line；The magnetic field of alternation can be generated inside electromagnetic induction coil at this time, according to electromagnetic induction principle, coil can generate periodical change
The induced electromotive force of change, coil are placed in the magnetic field in sinusoidal variations, to generate the induced voltage of sinusoidal variations；Turn in magnet steel
When son deflects, the overlapping area in magnetic field and coil that magnetic steel rotor generates can change, to directly affect magnetic field work
With the size of area, and then cause the variation of induced electromotive force size；The virtual value of induced electromotive force is measured by external equipment,
And it is mapped with deflection angle, so that it may the curve that induced electromotive force changes with deflection angle is obtained, to obtain magnetic
The angle of steel rotor deflection.Therefore, which is converted into telecommunications for measured Angle Position using electromagnetic induction principle
Number, it does not need accessory power supply, the Angle Position of the rotor (i.e. magnetic steel rotor) of dynamically tuned gyro, DTG can be converted into telecommunications
It number measures.Rotary gyro instrument angle change in the prior art is fed back not in time, and the rotation energy consumption of rotor is higher, is not inconsistent
Close energy-efficient theory.
Utility model content
The utility model proposes a kind of high-precision free gyroscopes based on electromagnetic induction power generation, solve existing skill
Gyroscope angle change feedback is rotated in art not in time, and maintains rotor rotation energy consumption higher, does not meet the technology of ideas of energy-saving
Problem.
The technical solution of the utility model is achieved in that
A kind of high-precision free gyroscope based on electromagnetic induction power generation, including rotor, the rotor rotation setting
In inner ring, the inner ring is rotatably arranged on outer ring, and the outer ring is rotatably arranged on outer ring stand, and the rotor connection is electronic
Machine is provided with permanent magnet on the rotor, is provided with induction coil on the outer ring and the outer ring stand of or described.
As further technical solution, the inner ring is rotatablely connected by shaft one and the outer ring, the shaft one
Vertical with the rotor shaft, the outer ring is rotatablely connected by shaft two and the outer ring stand, the shaft two with it is described
Shaft one is vertical.
As further technical solution, induction coil is again provided in the inner ring.
As further technical solution, the induction coil is equidistantly arranged along center circular array, the permanent magnetism
Body is equidistantly arranged along shaft circular array, and adjacent permanent magnet poles direction is different.
As further technical solution, the induction coil connects rectification circuit, the rectification circuit connection accumulation of energy electricity
Pond.
As further technical solution, the rotor is dish-type, and the permanent magnet is radially arranged.
As further technical solution, the rotor is ball-type, and the rotor is several disks along shaft equidistant partition,
Equidistant being arranged radially along the disk of the permanent magnet.
As further technical solution, the outer ring and the outer ring stand are spherical shell, and the outer ring and outer ring stand pass through
Several planes vertical with its shaft are divided into several rings, are equidistantly provided with several induction coils on each ring.
The utility model is using principle and has the beneficial effect that
1, in the utility model, it is provided with permanent magnet on rotor, week can be generated when motor drives rotor rotation
Phase property changing magnetic field, several induction coils being arranged on outer ring and or outer ring stand can be by periodically variable magnetic fields
Periodic induced current is generated, achievees the purpose that power generation, and can carry out to the working condition of gyroscope by induced current
Monitoring；
Motor drives rotor rotation, and due to the gyroscopic action of rotor, the angle relative to base coordinate system (earth) is
It remains unchanged, when external object being measured angle changes, the outer ring stand of drive and outer ring rotate relative to inner ring,
The angle of outer ring stand and outer ring is sent out in the plane perpendicular to inductive coil relative to inner ring angle change, change of magnetic field strength amount
It is raw to change, and then faradic most value is made to change, when outer ring stand is rotated by 90 ° relative to outer ring, change of magnetic field strength
The function for measuring the variable quantity relative to angle is monotonic function, i.e., each outer ring stand is corresponding unique relative to the angle that outer ring rotates
Induced current, similarly, each inner ring corresponds to unique induced current relative to the angle that outer ring rotates, pass through processing analysis sense
It answers the size of electric current that can obtain the angle of the state rotor relative to outer ring and outer ring stand, learns the state of testee, by
Change sensitivity in induced current, the sensitivity of gyroscope greatly improved, and can also collect to induced current, is bonded energy-saving ring
The theory of guarantor.
2, in the utility model, shaft one and shaft two are vertical, and compound industry calibration simplifies post-processing induced current
Calculating process when gyroscope degree is obtained, and then shortens to obtain the sensitive time of angle-data, enhances the quick of gyroscope
Sense degree.
3, in the utility model, it is again provided with induction coil in inner ring, when the rotor rotates, energy can be carried out
Recycling increases the flexibility of gyroscope simultaneously because induction coil generates induced magnetic field, keeps rotor more flat in rotary course
Surely, the precision for increasing gyroscope, reduces the vibration of rotor, and then reduces the loss of energy, is arranged scientific and reasonable.
4, in the utility model, equidistant regularly arranged permanent magnet can generate in rotary course to be changed more evenly
Magnetic field, and then faradic fluctuation is reduced, while the fluctuation of induced magnetic field can be reduced, and then make in rotor rotation process
Load more uniformly, reduces the vibration of rotor during rotation, increases the precision of gyroscope, reduce energy loss and prolong
The service life of gyroscope is grown.
5, in the utility model, by the way that induction coil is connected rectification circuit, the electric energy that can produce induction coil is received
Collection completes the recycling to part energy in energy storage battery, and it is scientific and reasonable to be bonded energy-saving and environment-friendly design concept setting.
6, in the utility model, the rotor of dish-type can more intuitively reflect gyroscope angle when gyroscope tilts
Variation.Spherical rotor is capable of increasing rotary inertia, and then it is more steady to rotate rotor, while in the ball of spherical spinner
It is provided with permanent magnet on face, when rotation, can generate bigger magnetic field more evenly, enhance the electromagnetic induction of rotor and outer ring stand,
And then the sensibility and stability of gyroscope are increased, it is arranged scientific and reasonable.
7, in the utility model, outer ring and outer ring stand are spherical shell, and several induction coils are evenly arranged on spherical shell, when
When outer ring and outer ring stand tilt, there is induction coil can generate larger induced electromotive force with spherical spinner, while spherical shell can
By gyro wheel and extraneous isolation, can reduce extraneous factor influences gyroscope precision, is arranged scientific and reasonable.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the structural schematic diagram that the utility model uses type rotor；
Fig. 2 is the structural schematic diagram that the utility model uses ball-type rotor；
Fig. 3 is the utility model type rotor structural schematic diagram；
In figure: 1- rotor, 2- inner ring, 3- outer ring, the outer ring stand of 4-, 5- permanent magnet, 6- induction coil, 7- shaft one, 8- turn
Axis two.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in FIG. 1 to 3, a kind of high-precision free gyroscope based on electromagnetic induction power generation, including rotor 1,
Rotor 1 is rotatably arranged in inner ring 2, and inner ring 2 is rotatably arranged on outer ring 3, and outer ring 3 is rotatably arranged on 3 frame of outer ring, rotor 1
Connect motor, be provided with permanent magnet 5 on rotor 1, outer ring 3 and or 3 frame of outer ring on be provided with induction coil 6.
In the present embodiment, permanent magnet 5 is provided on rotor 1, when motor drives rotor 1 that can generate the period when rotating
Property changing magnetic field, several induction coils 6 being arranged on 3 He of outer ring or 3 frame of outer ring can be by periodically variable magnetic field
Periodic induced current is generated, the working condition of gyroscope can be monitored by induced current；
Motor drives rotor 1 to rotate, the angle due to the gyroscopic action of rotor 1, relative to base coordinate system (earth)
It is to maintain constant, when external object being measured angle changes, drives 3 frame of outer ring and outer ring 3, occur relative to inner ring 2
The angle of rotation, 3 frame of outer ring and outer ring 3 is relative to 2 angle change of inner ring, and change of magnetic field strength amount is perpendicular to inductive coil
It changes in plane, and then faradic most value is made to change, when 3 frame of outer ring is rotated by 90 ° relative to outer ring 3, magnetic
Field intensity variable quantity is monotonic function relative to the function of the variable quantity of angle, i.e., what each 3 frame of outer ring was rotated relative to outer ring 3
Angle corresponds to unique induced current, and similarly, each inner ring 2 corresponds to unique induced current relative to the angle that outer ring 3 rotates,
Angle of the state rotor 1 relative to 3 frame of outer ring 3 and outer ring can be obtained by analyzing faradic size by processing, be learnt
Since induced current changes sensitivity the sensitivity of gyroscope greatly improved, and can also be to induced electricity in the state of testee
Stream is collected, and energy-saving and environment-friendly theory is bonded.
Further, inner ring 2 is rotatablely connected by shaft 1 and outer ring 3, and shaft 1 is vertical with 1 rotary shaft of rotor, outer ring 3
It is rotatablely connected by shaft 28 and 3 frame of outer ring, shaft 28 is vertical with shaft 1.
In the present embodiment, shaft 1 and shaft 28 are vertical, and compound industry calibration simplifies post-processing induced current and obtains
Calculating process when to gyroscope degree, and then shorten to obtain the sensitive time of angle-data, enhance the sensitivity of gyroscope
Degree.
Further, induction coil 6 is again provided in inner ring 2.
In the present embodiment, it is again provided with induction coil 6 in inner ring 2, when rotor 1 rotates, energy can be carried out
Recycling, simultaneously because induction coil 6 generate induced magnetic field, increase the flexibility of gyroscope, make rotor 1 in rotary course more
Steadily, the precision of gyroscope is increased, the vibration of rotor 1 is reduced, and then reduces the loss of energy, is arranged scientific and reasonable.
Further, induction coil 6 equidistantly along center circular array arrange, permanent magnet 5 equidistantly along shaft in a ring
Array arrangement, and adjacent permanent magnet 5 magnetic pole direction is different.
In the present embodiment, equidistant regularly arranged permanent magnet 5 can generate the magnetic of variation more evenly in rotary course
, and then faradic fluctuation is reduced, while the fluctuation of induced magnetic field can be reduced, and then make in 1 rotation process of rotor
Load more uniformly, reduces the vibration of rotor 1 during rotation, increases the precision of gyroscope, reduce energy loss
Extend the service life of gyroscope.
Further, induction coil 6 connects rectification circuit, and rectification circuit connects energy storage battery.
In the present embodiment, by the way that induction coil 6 is connected rectification circuit, the electricity collection that can produce induction coil 6
In energy storage battery, the recycling to part energy is completed, it is scientific and reasonable to be bonded energy-saving and environment-friendly design concept setting.
Further, rotor 1 is dish-type, and permanent magnet 5 is radially arranged.
Further, rotor 1 is ball-type, and rotor 1 is several disks along shaft equidistant partition, and permanent magnet 5 is equidistantly along disk
Be arranged radially.
In the present embodiment, the rotor 1 of dish-type can more intuitively reflect the change of gyroscope angle when gyroscope tilts
Change.Spherical rotor 1 is capable of increasing rotary inertia, and then it is more steady to rotate rotor 1, while in the ball of spherical spinner 1
It is provided with permanent magnet on face, when rotation can generate bigger magnetic field more evenly, enhance the electromagnetism sense of rotor 1 and 3 frame of outer ring
It answers, and then increases the sensibility and stability of gyroscope, be arranged scientific and reasonable.
Further, outer ring 3 and 3 frame of outer ring are spherical shell, and outer ring 3 and 3 frame of outer ring pass through several planes vertical with its shaft
Several rings are divided into, several induction coils 6 are equidistantly provided on each ring.
In the present embodiment, outer ring 3 and 3 frame of outer ring are spherical shell, and several induction coils 6 are evenly arranged on spherical shell, when
When outer ring 3 and 3 frame of outer ring tilt, there is induction coil 6 can generate larger induced electromotive force, while spherical shell with spherical spinner 1
Can be by gyro wheel 1 and extraneous isolation, can reduce extraneous factor influences gyroscope precision, is arranged scientific and reasonable.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (8)
1. a kind of high-precision free gyroscope based on electromagnetic induction power generation, including rotor (1), rotor (1) rotation
It is arranged on inner ring (2), the inner ring (2) is rotatably arranged on outer ring (3), and the outer ring (3) is rotatably arranged on outer ring stand (4)
On, the rotor (1) connects motor, which is characterized in that is provided with permanent magnet (5) on the rotor (1), the outer ring (3)
Induction coil (6) are provided on the outer ring stand of He or described (4).
2. a kind of high-precision free gyroscope based on electromagnetic induction power generation according to claim 1, feature exist
In the inner ring (2) is rotatablely connected by shaft one (7) and the outer ring (3), and the shaft one (7) and the rotor (1) are revolved
Shaft is vertical, and the outer ring (3) is rotatablely connected by shaft two (8) and the outer ring stand (4), the shaft two (8) with it is described
Shaft one (7) is vertical.
3. a kind of high-precision free gyroscope based on electromagnetic induction power generation according to claim 1, feature exist
In being again provided with induction coil (6) on the inner ring (2).
4. a kind of high-precision free gyroscope based on electromagnetic induction power generation according to claim 1, feature exist
Equidistantly arrange along center circular array in, the induction coil (6), the permanent magnet (5) equidistantly along shaft in a ring
Array arrangement, and adjacent permanent magnet (5) magnetic pole direction is different.
5. a kind of high-precision free gyroscope based on electromagnetic induction power generation according to claim 1, feature exist
In the induction coil (6) connects rectification circuit, and the rectification circuit connects energy storage battery.
6. a kind of high-precision free gyroscope based on electromagnetic induction power generation according to claim 4, feature exist
In the rotor (1) is dish-type, and the permanent magnet (5) is radially arranged.
7. a kind of high-precision free gyroscope based on electromagnetic induction power generation according to claim 4, feature exist
In the rotor (1) is ball-type, and the rotor (1) is several disks along shaft equidistant partition, and the permanent magnet (5) is equidistant
Along being arranged radially for the disk.
8. a kind of high-precision free gyroscope based on electromagnetic induction power generation according to claim 7, feature exist
In the outer ring (3) and the outer ring stand (4) are spherical shell, and the outer ring (3) and outer ring stand (4) pass through vertical with its shaft
Several planes are divided into several rings, and several induction coils (6) are equidistantly provided on each ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820129612.4U CN208606764U (en) | 2018-01-25 | 2018-01-25 | A kind of high-precision free gyroscope based on electromagnetic induction power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820129612.4U CN208606764U (en) | 2018-01-25 | 2018-01-25 | A kind of high-precision free gyroscope based on electromagnetic induction power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208606764U true CN208606764U (en) | 2019-03-15 |
Family
ID=65659235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820129612.4U Expired - Fee Related CN208606764U (en) | 2018-01-25 | 2018-01-25 | A kind of high-precision free gyroscope based on electromagnetic induction power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208606764U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109873541A (en) * | 2019-03-20 | 2019-06-11 | 河北科技大学 | Transvercal induction power drive deflects Three Degree Of Freedom motor |
| CN112947007A (en) * | 2021-01-19 | 2021-06-11 | 上海集成电路装备材料产业创新中心有限公司 | Rotary device of rotary platform of photoetching machine |
| CN114564116A (en) * | 2022-04-27 | 2022-05-31 | 华中科技大学 | Detachable wireless self-powered mouse based on rotary power generation |
-
2018
- 2018-01-25 CN CN201820129612.4U patent/CN208606764U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109873541A (en) * | 2019-03-20 | 2019-06-11 | 河北科技大学 | Transvercal induction power drive deflects Three Degree Of Freedom motor |
| CN109873541B (en) * | 2019-03-20 | 2020-10-23 | 河北科技大学 | Transverse induction force driving deflection three-freedom-degree motor |
| CN112947007A (en) * | 2021-01-19 | 2021-06-11 | 上海集成电路装备材料产业创新中心有限公司 | Rotary device of rotary platform of photoetching machine |
| CN114564116A (en) * | 2022-04-27 | 2022-05-31 | 华中科技大学 | Detachable wireless self-powered mouse based on rotary power generation |
| CN114564116B (en) * | 2022-04-27 | 2022-07-05 | 华中科技大学 | Detachable wireless self-powered mouse based on rotary power generation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208606764U (en) | A kind of high-precision free gyroscope based on electromagnetic induction power generation | |
| CN106351953B (en) | A kind of two-freedom Halbach array deflection Lorentz force magnetic bearing | |
| CN106341025B (en) | A kind of spherical structure two-freedom hybrid type stepping motor and its application | |
| CN102480253B (en) | Permanent-magnet rotor deflection-type three-degree-of-freedom motion motor | |
| CN101561275A (en) | Suspension rotor micro gyro by utilizing electromagnetism and charge relaxation to work | |
| CN105659489A (en) | Mobile induction and power-generation device | |
| CN107662220A (en) | A kind of joint of mechanical arm and mechanical arm | |
| CN104533950B (en) | Radial magnetic bearing with outer rotor conical spherical magnetic poles | |
| CN105156475A (en) | Rotating modulation radial spherical permanent-magnet biased magnetic bearing | |
| CN202260935U (en) | Permanent magnetic rotor deflection type three-degree-of-freedom motion motor | |
| CN201956944U (en) | Vertical magnetic levitation flywheel battery utilizing flywheel | |
| CN101964564B (en) | Vertical type magnetic suspension flywheel battery adopting thin spoke flywheel | |
| CN104038009B (en) | A kind of mixed magnetic circuit torquer and utilize the flexible gyroscope that this torquer forms | |
| CN106895075A (en) | A kind of implicit Lorentz force deflection magnetic bearing of D.D | |
| CN102564409B (en) | Rotor type micromechanical gyroscope with electromagnetically-driven framework structure | |
| CN207327029U (en) | A kind of joint of mechanical arm and mechanical arm | |
| CN207442652U (en) | The control structure and motor of motor speed | |
| CN104037975A (en) | Low-loss flywheel energy storage device | |
| CN103673862B (en) | Three float-type gyroscope magnetic levitation centered assembling pick-up units | |
| CN209283065U (en) | A kind of kinetic energy collecting sensor | |
| CN105202025B (en) | A kind of pure electromagnetism magnetic bearing of rotation modulation radial spherical | |
| CN106949145A (en) | A kind of pure electromagnetism magnetic bearing of the axial sphere of rotation modulation twin coil | |
| CN204359318U (en) | Electrostatic bearing gyroscope | |
| CN101216309B (en) | Circular and multi-ring shaped axial magnetizing permanent magnetism antimagnetic rotor electrostatic rotating micro gyroscope | |
| CN101561276B (en) | Suspension motor micro gyro operated by adopting electromagnetism and corona |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |