CN202818174U - Magnetic suspension type power transmission base - Google Patents
Magnetic suspension type power transmission base Download PDFInfo
- Publication number
- CN202818174U CN202818174U CN2012204901906U CN201220490190U CN202818174U CN 202818174 U CN202818174 U CN 202818174U CN 2012204901906 U CN2012204901906 U CN 2012204901906U CN 201220490190 U CN201220490190 U CN 201220490190U CN 202818174 U CN202818174 U CN 202818174U
- Authority
- CN
- China
- Prior art keywords
- magnetic ring
- seat
- excitation coil
- additive excitation
- power transmission
- 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.)
- Withdrawn - After Issue
Links
Images
Abstract
The utility model discloses a magnetic suspension type power transmission base. A transmission main shaft of the power transmission base is in rigid connection with an output shaft of a motor through a coupling; an upper magnetic ring, a middle magnetic ring and a lower magnetic ring are circular hollow magnets; the transmission main shaft penetrates through central circular holes of the upper magnetic ring, the middle magnetic ring and the lower magnetic ring from top to bottom, wherein the transmission main shaft is tightly connected with the middle magnetic ring; the upper magnetic ring and the lower magnetic ring are movably connected with the transmission main shaft; gaps are reserved among the upper magnetic ring, the middle magnetic ring and the lower magnetic ring; the upper magnetic ring, the middle magnetic ring and the lower magnetic ring are fixed in an upper magnetic ring seat, a middle magnetic ring seat and a lower magnetic ring seat; an upper auxiliary excitation coil, a middle auxiliary excitation coil and a lower auxiliary excitation coil are arranged on the upper magnetic ring, the middle magnetic ring and the lower magnetic ring respectively; and the upper magnetic ring seat, the middle magnetic ring seat and the lower magnetic ring seat are fixed on a top seat through a plurality of long screw shafts. By the magnetic suspension type power transmission base, the counter-acting force can be transferred to the magnetic suspension type power transmission base by the magnetic force, and the axial force born by a motor bearing can be reduced or even eliminated.
Description
Technical field
The utility model relates to a kind of power transmission base, particularly relate to a kind of electromagnetic levitation type power transmission seat, this electromagnetic levitation type power transmission seat is applicable to that electric fan, electronic turbofan, the driving of ship electricity, oil-engine driven screw propeller etc. can produce propulsive force and the occasion of bringing reaction force to power transmission.
Background technology
The world today has marched toward Electrification Age, in the increasing electric equipment motor part is arranged, such as electric fan etc., because electric fan produces wind-force forward, main shaft to electric fan can produce a backward reaction force, this reaction force will act on the motor bearings, because motor bearings be in design bear radially pressure but not axial compressive force, and the frictional dissipation of the axial compressive force that this reaction force produces meeting expanded motor bearing, cause heating serious, produce noise, reduced motor useful life.
The not charged support of present motor, motor bearings directly bears reaction force, and the power transmission seat that the utility model proposes is transferred to reaction force on the power transmission seat by magnetic force, has avoided, reduced stressed frictional heating loss and the noise of motor (internal combustion engine) bearing.
The utility model content
The purpose of this utility model is to overcome the shortcoming of prior art, to provide a kind of can transfer to this reaction force on the electromagnetic levitation type power transmission seat by magnetic force, reduces even eliminated the electromagnetic levitation type power transmission seat of the suffered axial force of motor bearings.
For achieving the above object, the utility model is taked following technical scheme:
A kind of electromagnetic levitation type power transmission seat comprises transmission main shaft, upper magnetic ring, middle magnetic ring, lower magnet ring, upper magnetic ring seat, middle magnetic ring seat, lower magnet ring seat, footstock, pillar, long screw axle, upper additive excitation coil, middle additive excitation coil and lower additive excitation coil; Transmission main shaft is rigidly connected by the output shaft of shaft coupling and motor; Upper magnetic ring, middle magnetic ring and lower magnet ring are ring-type hollow magnet, and transmission main shaft passes the center ring hole of upper magnetic ring, middle magnetic ring and lower magnet ring successively from top to bottom, and wherein transmission main shaft closely is connected with middle magnetic ring, and upper magnetic ring and lower magnet ring and transmission main shaft are flexibly connected; Be provided with the interval between upper magnetic ring, middle magnetic ring and the lower magnet ring; Transmission main shaft is the power transmission shaft that non-magnet_conductible material is made; Upper magnetic ring, middle magnetic ring and lower magnet ring are separately fixed in upper magnetic ring seat, middle magnetic ring seat and the lower magnet ring seat, and upper magnetic ring, middle magnetic ring and lower magnet ring are respectively equipped with additive excitation coil, middle additive excitation coil and lower additive excitation coil; Upper magnetic ring seat, middle magnetic ring seat and lower magnet ring seat are fixed on the footstock by many long screw axles;
The lower end of the lower end of lower magnet ring, the upper end of middle magnetic ring, upper magnetic ring is same group of magnetic pole, and the upper end of the upper end of lower magnet ring, the lower end of middle magnetic ring, upper magnetic ring is another group magnetic pole, and two groups of magnetic poles are opposite; The magnetic pole of upper additive excitation coil, middle additive excitation coil and the lower additive excitation coil respectively magnetic pole with upper magnetic ring, middle magnetic ring and lower magnet ring is identical.
For further realizing the utility model purpose, described electromagnetic levitation type power transmission seat also comprises the inductance energy release circuit; The first diode cathode of inductance energy release circuit links to each other with the second diode cathode, and the 3rd diode cathode links to each other with the 4th diode cathode; The first diode cathode, the 3rd diode cathode all link to each other with the second diode cathode, the 4th diode cathode; The first diode cathode links to each other with the 3rd diode cathode, and all links to each other with the upper end of the lower end of lower additive excitation coil, middle additive excitation coil, the lower end of upper additive excitation coil; The second diode cathode links to each other with the 4th diode cathode, and all with all links to each other with the lower end of the upper end of lower additive excitation coil, middle additive excitation coil, the upper end of upper additive excitation coil; The positive pole of power supply links to each other with the upper end of the lower end of lower additive excitation coil, middle additive excitation coil, the lower end of upper additive excitation coil, and the negative pole of power supply links to each other with the lower end of the upper end of lower additive excitation coil, middle additive excitation coil, the upper end of upper additive excitation coil by switch.
Described motor is fixed between upper magnetic ring seat and the footstock by many pillars; Described pillar periphery arranges spring, and spring is between motor and upper magnetic ring seat.
Described pillar is preferably four, and pillar and footstock and upper magnetic ring seat are interference fit, and four pillars pass four apertures on the motor.
Described electromagnetic levitation type power transmission seat also comprises noise reduction layer and dust cover; The noise reduction layer is arranged between footstock and the lower magnet ring seat, is positioned at the periphery of upper magnetic ring seat, middle magnetic ring seat and lower magnet ring seat; Dust cover is positioned at the periphery of noise reduction layer.
Described electromagnetic levitation type power transmission seat also comprises radome fairing, and radome fairing is arranged on the dust cover lower end;
Described upper magnetic ring seat, middle magnetic ring seat, lower magnet ring seat are respectively and be provided with nut and antiskid glue cushion between the long screw axle.
Described long screw axle is preferably four, is evenly distributed on around the transmission main shaft periphery.
Described upper magnetic ring seat and lower magnet ring seat are respectively equipped with upper bearing (metal) and lower bearing, and upper bearing (metal) and lower bearing all are flexibly connected with transmission main shaft.
The upper and lower surface of described upper magnetic ring seat, middle magnetic ring seat and lower magnet ring seat is parallel to each other, between the upper and lower apart from equating that upper magnetic ring seat, middle magnetic ring seat and lower magnet ring seat are coaxial.
Described transmission main shaft is preferably the aluminum alloy materials preparation.
With respect to prior art, the utlity model has following advantage:
When 1, the conventional motors main shaft was subject to axial force, active force was delivered to the motor internal bearing by main shaft, is delivered on the motor housing from bearing again.And motor bearings mainly is the active force that bears radially, is not axial force, and axial force can cause the motor bearings wearing and tearing to increase; heating is serious; greatly reduce the useful life of motor, and by this electromagnetic levitation type power transmission seat axial force has been shifted, protected motor bearings.
2, this electromagnetic levitation type power transmission seat principle is simple, realizes that difficulty is little, can directly be installed on the motor.
3, strengthen magnetic field of magnets by electromagnetism additive excitation coil, the range of movement of main shaft can be limited within the acceptable range.
4, the inductance energy Releasing loop of design electromagnetism additive excitation coil, the overvoltage that the protection magnet exciting coil produces when out of service.
5, this electromagnetic levitation type power transmission seat can greatly reduce the noise and vibration of operation, is conducive to the Systems balanth operation.
Description of drawings
Accompanying drawing 1 is the magnetic suspension principle schematic diagram;
Accompanying drawing 3 is additive excitation coil inductance energy release circuit figure.
Embodiment
In order further to understand the utility model, be described in detail of the present utility model below in conjunction with accompanying drawing, but the claimed scope of the utility model is not limited to the scope of execution mode statement.
As Figure 1-3, a kind of electromagnetic levitation type power transmission seat mainly comprises transmission main shaft 16, upper magnetic ring 8, middle magnetic ring 9, lower magnet ring 10, upper magnetic ring seat 19, middle magnetic ring seat 21, lower magnet ring seat 24, footstock 1, pillar 18, long screw axle 17, upper additive excitation coil 20, middle additive excitation coil 22 and lower additive excitation coil 23.
Transmission main shaft 16 is connected with the output shaft 14 of motor 13 by shaft coupling 15; Upper magnetic ring 8, middle magnetic ring 9, lower magnet ring 10 are ring-type hollow magnet, and upper magnetic ring 8 is identical with lower magnet ring 10 dimensionss, and middle magnetic ring 9 external diameters are compared smaller with upper magnetic ring 8, and middle magnetic ring 9 internal diameters equal the transmission main shaft diameter.Transmission main shaft 16 passes the center ring hole of upper magnetic ring 8, middle magnetic ring 9 and lower magnet ring 10 successively from top to bottom, wherein transmission main shaft 16 closely is connected with middle magnetic ring 9, the annular distance internal diameter of upper magnetic ring 8 and lower magnet ring 10 is then slightly large than transmission main shaft external diameter, and upper magnetic ring 8 and lower magnet ring 10 are flexibly connected with transmission main shaft 16; Be provided with the interval between upper magnetic ring, middle magnetic ring and the lower magnet ring, this gap preferably equals 25% of magnet ring height; The relation of upper magnetic ring 8, middle magnetic ring 9, lower magnet ring 10 and transmission main shaft 16 is coaxial.Middle magnetic ring 9 is below upper magnetic ring 8, and middle magnetic ring 9 is above lower magnet ring 8.The power transmission shaft that transmission main shaft 16 is made for non-magnet_conductible material; The preferred aluminum alloy materials of the utility model prepares transmission main shaft.
Upper magnetic ring 8, middle magnetic ring 9 and lower magnet ring 10 are separately fixed in upper magnetic ring seat 19, middle magnetic ring seat 21 and the lower magnet ring seat 24, and upper magnetic ring 8, middle magnetic ring 9 and lower magnet ring 10 are respectively equipped with additive excitation coil 20, middle additive excitation coil 22 and lower additive excitation coil 23; Upper magnetic ring seat 19, middle magnetic ring seat 21 and lower magnet ring seat 24 are fixed on the footstock 1 by many long screw axles 17; Footstock 1 is connected with plane of constraint; Preferably be provided with nut 5 and antiskid glue cushion 6 between upper magnetic ring seat 19, middle magnetic ring seat 21, lower magnet ring seat 24 and the long screw axle 17, be used for the fixedly position of upper magnetic ring seat 19, middle magnetic ring seat 21 and lower magnet ring seat 24.Upper magnetic ring seat 19 and the pass of middle magnetic ring seat 21 and lower magnet ring seat 24 are that self surface is all parallel, between the upper and lower apart from equating that the center of circle of each magnet ring base is coaxial.Upper magnetic ring seat 19 is identical with lower magnet ring seat 24 dimensionss.Preferably, long screw axle 17 is four, is evenly distributed on around transmission main shaft 16 peripheries.Upper magnetic ring seat 19 and lower magnet ring seat 24 lower surfaces all have the two-stage shoulder hole, and first order shoulder hole is used for placing upper bearing (metal) 7 and lower bearing 11, and second level shoulder hole is more shallow, for the working space of bearing is provided; Upper bearing (metal) 7 and lower bearing 11 all with transmission main shaft 16 active links; In order to limit transmission main shaft in the displacement of X-axis and Y-axis, upper bearing (metal) 7 and lower bearing 11 are matched in clearance with the fit system of transmission main shaft 16 all, allow transmission main shaft 16 to move in Z-direction.Wherein X-axis and Y-axis are orthogonal two reference axis on the plane; Z axis is the reference axis on vertical X-axis and plane, Y-axis place.
Upper magnetic ring seat 19, middle magnetic ring seat 21 and lower magnet ring seat 24 centers are provided with through hole and pass for transmission main shaft 16, the center is provided with shoulder hole by periphery, be respectively applied to upper magnetic ring 8, middle magnetic ring 9 and lower magnet ring 10, upper magnetic ring 8, middle magnetic ring 9 and lower magnet ring 10 outsides are provided with shoulder hole and are used for arranging additive excitation coil 20, additive excitation coil 22 and lower additive excitation coil 23; Upper magnetic ring seat 19, middle magnetic ring seat 21 and lower magnet ring seat 24 preferably are provided with 4 through holes, and 4 long screw axles 17 pass respectively this 4 through holes.
Preferably, electromagnetic levitation type power transmission seat also comprises noise reduction layer 2 and dust cover 3; Noise reduction layer 2 is arranged between footstock 1 and the lower magnet ring seat 24, is positioned at the periphery of upper magnetic ring seat 19, middle magnetic ring seat 21 and lower magnet ring seat 24; Dust cover 3 is positioned at the periphery of noise reduction layer 2; Dust cover connects radome fairing 12 3 times, can obtain better aerodynamic appearance by radome fairing 12.Motor 13 is rigidly connected by shaft coupling 15 and transmission main shaft 16, belongs to hard axle and connects.Noise reduction layer 2 adopts annular silencing cotton, and noise reduction layer 2 covers upper to footstock 1, down to lower magnet ring seat 24 and the connection that fixes, and can reduce running noises by noise reduction layer 2.Dust cover 3 covers noise reduction layer 2 skin, can reduce dust this platform of entering by dust cover 3, and little on the heat radiation impact.
Magnetic pole aspect about magnet ring, as shown in Figure 1, the lower end 37 of the lower end 33 of lower magnet ring, the upper end 36 of middle magnetic ring, upper magnetic ring is same group of magnetic pole, the upper end 38 of the upper end 34 of lower magnet ring, the lower end 35 of middle magnetic ring, upper magnetic ring is another group magnetic pole, two groups of magnetic poles are opposite, can suppose that the upper end 34 of lower magnet ring, the lower end 35 of middle magnetic ring, the upper end 38 of upper magnetic ring are the arctic, the lower end 37 of the lower end 33 of lower magnet ring, the upper end 36 of middle magnetic ring, upper magnetic ring is the South Pole.The additive excitation coil is all arranged on each magnet ring, and the magnetic pole of additive excitation coil is consistent with the magnet ring magnetic pole.Can carry out following connection: the lower end 31 of the lower end 27 of lower additive excitation coil 23, the upper end 30 of middle additive excitation coil 22, upper additive excitation coil 20 is the input of electric current, and the upper end 32 of the upper end 28 of lower additive excitation coil 23, the lower end 29 of middle additive excitation coil 22, upper additive excitation coil 20 is the output of electric current.In addition, because middle magnetic ring 9 is closely to link together with transmission main shaft 16, along with transmission main shaft 16 rotates, and each additive excitation coil is embedded in respectively upper magnetic ring seat 19, middle magnetic ring seat 21 is in the lower magnet ring seat 24, so the middle additive excitation coil 22 of middle magnetic ring 9 is discontiguous with middle magnetic ring 9.Upper magnetic ring 8, lower magnet ring 10 are embedded in respectively in upper magnetic ring seat 19, the lower magnet ring seat 24.
Behind the additive excitation coil electricity, the repulsion of 8 pairs of middle magnetic rings 9 of upper magnetic ring strengthens greatly, and the repulsion of 10 pairs of middle magnetic rings 9 of lower magnet ring strengthens greatly, and the transmission main shaft 16 of middle magnetic ring 9 and its connection is moved in limited range all the time.The repulsion that middle magnetic ring 9 is subject to and middle magnetic ring 9 square are directly proportional apart from the distance of two other magnet ring, although the position of middle magnetic ring 9 can be subject to the variation of axial force and changes along with transmission main shaft, but have all the time an equilibrium of forces point, two magnet rings are to the axial force that transmission main shaft is subject to of making a concerted effort to equal of middle magnetic ring repulsion about reaching, and this axial force not only can be thrust but also can be pulling force.
In order to solve preferably the inductance energy release And Spread of Solute of additive excitation coil, as shown in Figure 3, the preferred inductance energy release circuit that adopts, in this inductance energy release circuit 1, D2, D3, D4 be respectively first, second, third, fourth diode, R1 is resistance, L1 is inductance, and V1 is power supply, and J1 is switch; The first diode D1 negative pole links to each other with the second diode D2 is anodal, the 3rd diode D3 negative pole links to each other with the 4th diode D4 is anodal, the first diode D1 negative pole, the 3rd diode D3 negative pole all, four diode D4 positive pole anodal with the second diode D2 link to each other, and the first diode D1 positive pole links to each other and all links to each other with the upper end 30 of the lower end 27 of lower additive excitation coil 23, middle additive excitation coil 22, the lower end 31 of upper additive excitation coil 20 with the 3rd diode D3 is anodal; The second diode D2 negative pole links to each other with the 4th diode D4 negative pole and all with all links to each other with the lower end 29 of the upper end 28 of lower additive excitation coil 23, middle additive excitation coil 22, the upper end 32 of upper additive excitation coil 20; Resistance R 1 and inductance L 1 are respectively upper additive excitation coil 20, middle additive excitation coil 22 and the equivalent resistance of lower additive excitation coil 23 and the reduced representation of equivalent inductance, because each additive excitation coil self is with resistance and inductance, in circuit, their resistance and inductance sum are equivalent resistance and equivalent inductance; Connected mode such as them is to be connected in series, and the resistance value addition of upper additive excitation coil 20, middle additive excitation coil 22, lower additive excitation coil 23 can get resistance R 1, in like manner its inductance value addition can be got inductance L 1.The positive pole of power supply V1 links to each other with the upper end 30 of the lower end 27 of lower additive excitation coil 23, middle additive excitation coil 22, the lower end 31 of upper additive excitation coil 20, and the negative pole of power supply V1 links to each other with the lower end 29 of the upper end 28 of lower additive excitation coil 23, middle additive excitation coil 22, the upper end 32 of upper additive excitation coil 20 by switch J1.
When additive excitation coil switch J1 is closed, current path is V power supply 1-resistance R 1-inductance L 1-switch J1-power supply V1, just very high potential because of the first diode D1 and the 3rd diode D3, the negative pole of the second diode D2 and the 4th diode D4 is low potential, so all diodes are reverse blocking state, electric current can not flow through from diode.Also be electric current from the lower end 27 of lower additive excitation coil 23, the lower end 31 of upper end 30, upper additive excitation coil 20 of additive excitation coil 22 flow into for the input of electric current, from the upper end 28 of lower additive excitation coil 23, the lower end 29, the upper end 32 of upper additive excitation coil 20 of additive excitation coil 22 flow out, according to right-hand rule, the upper end of upper additive excitation coil 20 is the arctic, the lower end is the South Pole, with the upper end of upper magnetic ring 8 be the arctic, the lower end is that the South Pole is identical, plays the effect that strengthens upper magnetic ring 8 magnetic fields; The upper end of middle additive excitation coil 22 is the South Pole, and the lower end is the arctic, with the upper end of middle magnetic ring 9 be the South Pole, the lower end is that the arctic is identical, plays the effect that strengthens middle magnetic ring 9 magnetic fields; The upper end of lower additive excitation coil is the arctic, and the lower end is the South Pole, with the upper end of lower magnet ring 10 be the arctic, the lower end is that the South Pole is identical, plays the effect that strengthens lower magnet ring 10 magnetic fields.Behind the additive excitation coil electricity, powerful magnetic field force remains at motion between upper magnetic ring 8 and the lower magnet ring 10 by transmission main shaft 16 and middle magnetic ring 9, can transmit the axial force that transmission main shaft is subject to by magnetic force, avoid motor bearings directly to bear axial force.
When switch J1 disconnects, power supply V1 can't consist of the loop, there is not current flowing, but the magnetic field energy in the inductance L 1 needs energy discharge paths, the positive pole of the second diode D2 and the 4th diode D4 is high potential, the negative pole of the first diode D1 and the 3rd diode D3 is low potential, diode is the forward conduction state, electric current flows through from diode, and get back in the additive excitation coil, form afterflow, and rely on the intrinsic resistance R 1 of additive excitation coil to consume energy storage, so the punch-through that overvoltage causes can not occur.
Upper bearing (metal) 7 and lower bearing 11 are subject to respectively the magnetic force of upper magnetic ring 8 and lower magnet ring 10, so upper bearing (metal) 7 and lower bearing 11 can not drop or come off under Action of Gravity Field.In the utility model, transmission main shaft upper end 25 connects shaft coupling, and transmission main shaft lower end 26 connects load.
The utility model electromagnetic levitation type power transmission seat is applicable to that electric fan, electronic turbofan, the driving of ship electricity, oil-engine driven screw propeller etc. can produce propulsive force and the occasion of bringing reaction force to motor.No matter be also gas propulsive device (common electric fan, the turbofan of aircraft) of liquid impellers (ship propellers), as long as power spindle can produce all suitable the utility model of reaction force to motor or internal combustion engine, therefore the motor in the motor cabinet of the present utility model and unrestricted the utility model are only applicable to the motor power main shaft motor are produced the reaction force occasion, this motor will be done wide in range understanding, and the utility model is equally applicable to the power transmissions such as internal combustion engine.
Claims (10)
1. an electromagnetic levitation type power transmission seat is characterized in that comprising transmission main shaft, upper magnetic ring, middle magnetic ring, lower magnet ring, upper magnetic ring seat, middle magnetic ring seat, lower magnet ring seat, footstock, pillar, long screw axle, upper additive excitation coil, middle additive excitation coil and lower additive excitation coil; Transmission main shaft is rigidly connected by the output shaft of shaft coupling and motor; Upper magnetic ring, middle magnetic ring and lower magnet ring are ring-type hollow magnet, and transmission main shaft passes the center ring hole of upper magnetic ring, middle magnetic ring and lower magnet ring successively from top to bottom, and wherein transmission main shaft closely is connected with middle magnetic ring, and upper magnetic ring and lower magnet ring and transmission main shaft are flexibly connected; Be provided with the interval between upper magnetic ring, middle magnetic ring and the lower magnet ring; Transmission main shaft is the power transmission shaft that non-magnet_conductible material is made; Upper magnetic ring, middle magnetic ring and lower magnet ring are separately fixed in upper magnetic ring seat, middle magnetic ring seat and the lower magnet ring seat, and upper magnetic ring, middle magnetic ring and lower magnet ring are respectively equipped with additive excitation coil, middle additive excitation coil and lower additive excitation coil; Upper magnetic ring seat, middle magnetic ring seat and lower magnet ring seat are fixed on the footstock by many long screw axles;
The lower end of the lower end of lower magnet ring, the upper end of middle magnetic ring, upper magnetic ring is same group of magnetic pole, and the upper end of the upper end of lower magnet ring, the lower end of middle magnetic ring, upper magnetic ring is another group magnetic pole, and two groups of magnetic poles are opposite; The magnetic pole of upper additive excitation coil, middle additive excitation coil and the lower additive excitation coil respectively magnetic pole with upper magnetic ring, middle magnetic ring and lower magnet ring is identical.
2. electromagnetic levitation type power transmission seat according to claim 1 is characterized in that, described electromagnetic levitation type power transmission seat also comprises the inductance energy release circuit; The first diode cathode of inductance energy release circuit links to each other with the second diode cathode, and the 3rd diode cathode links to each other with the 4th diode cathode; The first diode cathode, the 3rd diode cathode all link to each other with the second diode cathode, the 4th diode cathode; The first diode cathode links to each other with the 3rd diode cathode, and all links to each other with the upper end of the lower end of lower additive excitation coil, middle additive excitation coil, the lower end of upper additive excitation coil; The second diode cathode links to each other with the 4th diode cathode, and all with all links to each other with the lower end of the upper end of lower additive excitation coil, middle additive excitation coil, the upper end of upper additive excitation coil; The positive pole of power supply links to each other with the upper end of the lower end of lower additive excitation coil, middle additive excitation coil, the lower end of upper additive excitation coil, and the negative pole of power supply links to each other with the lower end of the upper end of lower additive excitation coil, middle additive excitation coil, the upper end of upper additive excitation coil by switch.
3. electromagnetic levitation type power transmission seat according to claim 1 is characterized in that, described motor is fixed between upper magnetic ring seat and the footstock by many pillars; Described pillar periphery arranges spring, and spring is between motor and upper magnetic ring seat.
4. electromagnetic levitation type power transmission seat according to claim 1 is characterized in that, described pillar is four, and pillar and footstock and upper magnetic ring seat are interference fit, and four pillars pass four apertures on the motor.
5. electromagnetic levitation type power transmission seat according to claim 1 is characterized in that, described electromagnetic levitation type power transmission seat also comprises noise reduction layer and dust cover; The noise reduction layer is arranged between footstock and the lower magnet ring seat, is positioned at the periphery of upper magnetic ring seat, middle magnetic ring seat and lower magnet ring seat; Dust cover is positioned at the periphery of noise reduction layer.
6. electromagnetic levitation type power transmission seat according to claim 5 is characterized in that, described electromagnetic levitation type power transmission seat also comprises radome fairing, and radome fairing is arranged on the dust cover lower end.
7. electromagnetic levitation type power transmission seat according to claim 1 is characterized in that, described upper magnetic ring seat, middle magnetic ring seat, lower magnet ring seat are respectively and be provided with nut and antiskid glue cushion between the long screw axle.
8. electromagnetic levitation type power transmission seat according to claim 1 is characterized in that, described long screw axle is four, is evenly distributed on around the transmission main shaft periphery.
9. electromagnetic levitation type power transmission seat according to claim 1 is characterized in that, described upper magnetic ring seat and lower magnet ring seat are respectively equipped with upper bearing (metal) and lower bearing, and upper bearing (metal) and lower bearing all are flexibly connected with transmission main shaft.
10. electromagnetic levitation type power transmission seat according to claim 1 is characterized in that, the upper and lower surface of described upper magnetic ring seat, middle magnetic ring seat and lower magnet ring seat is parallel to each other, between the upper and lower apart from equating that upper magnetic ring seat, middle magnetic ring seat and lower magnet ring seat are coaxial; Described transmission main shaft is the aluminum alloy materials preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204901906U CN202818174U (en) | 2012-09-24 | 2012-09-24 | Magnetic suspension type power transmission base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204901906U CN202818174U (en) | 2012-09-24 | 2012-09-24 | Magnetic suspension type power transmission base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202818174U true CN202818174U (en) | 2013-03-20 |
Family
ID=47876980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204901906U Withdrawn - After Issue CN202818174U (en) | 2012-09-24 | 2012-09-24 | Magnetic suspension type power transmission base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202818174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882304A (en) * | 2012-09-24 | 2013-01-16 | 华南理工大学广州学院 | Magnetic suspension type motor base |
-
2012
- 2012-09-24 CN CN2012204901906U patent/CN202818174U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882304A (en) * | 2012-09-24 | 2013-01-16 | 华南理工大学广州学院 | Magnetic suspension type motor base |
| CN102882304B (en) * | 2012-09-24 | 2015-02-25 | 华南理工大学广州学院 | Magnetic suspension type motor base |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103057722B (en) | Active maglev electromagnetic catapult | |
| CN107289004B (en) | A kind of vehicle-mounted flying wheel battery alternating current-direct current five degree of freedom conisphere face hybrid magnetic bearing | |
| CN103929010B (en) | A kind of vertical hybrid magnetic suspension flywheel energy storage system | |
| CN105782242A (en) | Flywheel energy storage system and five-degree-of-freedom magnetic suspension supporting structure | |
| CN107425647A (en) | Using the vehicle-mounted flying wheel battery of five degree of freedom hybrid magnetic bearing | |
| CN107327483B (en) | A kind of vehicle-mounted flying wheel battery double spherical surface hybrid magnetic bearings of alternating current-direct current five degree of freedom | |
| CN209200844U (en) | A kind of bimorph transducer smooth core axial magnetic field permanent magnet motor and flywheel integrated device | |
| CN109826867A (en) | A kind of hybrid magnetic suspension bearing system and generator | |
| CN102882304B (en) | Magnetic suspension type motor base | |
| CN106763186B (en) | A kind of axial mixed magnetic bearing with permanent magnetism unloading force | |
| Jian | Research status and development prospect of electric vehicles based on hub motor | |
| CN100350717C (en) | Flywheel generating, multifunctional system and manufacturing method and important component included in this system | |
| CN202818174U (en) | Magnetic suspension type power transmission base | |
| CN102386733B (en) | Mixed type medium-speed permanent magnet wind generator and generator set thereof | |
| CN110011469A (en) | A kind of vehicle-mounted energy storage system for magnetic floating flywheel with inhibition torsion gyroscopic effect | |
| CN205112909U (en) | Car suspension system vibration energy recovery unit | |
| CN101947937B (en) | Energy-saving device of automobile | |
| CN101207346A (en) | Magnetic suspension accumulated energy flywheel | |
| CN111332488B (en) | Electromagnetic ejection system | |
| CN110071598B (en) | Vehicle-mounted flywheel battery with radial gyro effect resistance | |
| CN202798333U (en) | Automobile transmission shaft generator | |
| CN205123547U (en) | Vehicle shock absorber vibration energy recovery unit | |
| CN201910696U (en) | Flywheel energy storage device | |
| CN109194021A (en) | A kind of electro spindle of five-degree-of-freedom alternating sextupole active magnetic bearings bearing | |
| CN114448161A (en) | High-temperature superconducting magnetic suspension flywheel with axial vibration isolation function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130320 Effective date of abandoning: 20150225 |
|
| RGAV | Abandon patent right to avoid regrant |