CN106300892A - External motor lead screw electric speed regulation disc type magnetic coupler - Google Patents
External motor lead screw electric speed regulation disc type magnetic coupler Download PDFInfo
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- CN106300892A CN106300892A CN201510323492.2A CN201510323492A CN106300892A CN 106300892 A CN106300892 A CN 106300892A CN 201510323492 A CN201510323492 A CN 201510323492A CN 106300892 A CN106300892 A CN 106300892A
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- lead screw
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- motor
- speed regulation
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Abstract
External motor lead screw electric speed regulation disc type magnetic coupler can incorporate power transmission, energy-saving and emission-reduction, dynamic equipment, magnetically-actuated field into, it utilizes the governing system of motor, lead screw and the at a high speed composition such as revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), is divided into following several types: air-cooled external motor lead screw electric speed regulation disc type magnetic coupler (A type, Type B, c-type and D type), liquid cold external motor lead screw electric speed regulation disc type magnetic coupler (A type, Type B, c-type and D type).The present invention is that the variable speed energy saving of equipment have found a kind of economically viable method.
Description
Technical field
Power transmission, energy-saving and emission-reduction, dynamic equipment, magnetically-actuated.
Background technology
From the beginning of human use ground Magnetic driving invention compass, the research on utilization of magnetic field energy the most never stopped.Along with existing
For the development of theory of magnetism, the application in the industry of magnetically-actuated product just emerges in an endless stream, magnetic drive pump, magnetic bearing, magnetic force coupling
Clutch, magnetic-gear etc..Being limited to the restriction of magnetic material, Drive Technology slower development, until nineteen eighty-three, middle promulgated by the State Council
Understanding high performance permanent magnetic materials neodymium iron boron, magnetically-actuated product is just rapidly developed application.
Magnetic coupling since the development of independent conduct single branch, has occurred in that shape shape from magnetic drive pump isodynamic driving product
The product of color color, but be all confined to the reason of configuration aspects, the dynamic equipment that can only be confined to middle low power, medium and small moment of torsion interval moves
In power transmission application, and expensive.As the primary air fan (6000KW, 1496r/min) of thermal power plant, overfire air fan (4550KW,
1495r/min), coal breaker (1200KW, 490r/min) and steel mill, the dynamic equipment such as large fan of mining site, prior art and
Product all cannot meet practical application request.
Energy-saving and emission-reduction are current urgent needss.Dynamic device energy conservation, has variable-frequency speed-adjusting energy-saving and grooved cam machine the most efficiently
Structure speed governing magnetic coupling variable speed energy saving.Converter is shorter for service life, and adaptive capacity to environment is poor, takes up an area space greatly, safeguards and need
Asking high, high voltage converter fault rate is the highest, poor reliability.Carry out the grooved cam mechanism speed governing magnetic coupling (cylinder applied at present
Formula and disc type) it is of limited application because of reasons in structure, and expensive.Ye Leng grooved cam mechanism speed governing disc electromagnetic coupling can only be exerted oneself
Being applied to by force in the dynamic equipment of below 2500KW moderate rotation, air-cooled grooved cam mechanism speed governing disc electromagnetic coupling can only be applied to reluctantly
In the dynamic equipment of below 350KW moderate rotation.Cartridge type magnetic coupling is the most worse, liquid cool tone speed product can only be applied to reluctantly 800KW with
In the dynamic equipment of lower moderate rotation, and security reliability is the highest.
Summary of the invention
The present invention focuses on and finds a kind of technical method solving dynamic equipment variable speed energy saving, extends out several along with this technical method
Type external motor lead screw electric speed regulation disc type magnetic coupler air-cooled A type external motor lead screw electric speed regulation
Disc type magnetic coupler, air-cooled Type B external motor lead screw electric speed regulation disc type magnetic coupler, air-cooled c-type external motor
Lead screw electric speed regulation disc type magnetic coupler, air-cooled D type external motor lead screw electric speed regulation disc type magnetic coupler,
Liquid cold A type external motor lead screw electric speed regulation disc type magnetic coupler, liquid cold Type B external motor lead screw electric speed regulation
Disc type magnetic coupler, liquid cold c-type external motor lead screw electric speed regulation disc type magnetic coupler, liquid cold D type external motor
Lead screw electric speed regulation disc type magnetic coupler.
Accompanying drawing explanation
Fig. 1 show air-cooled A type external motor lead screw electric speed regulation disc type magnetic coupler, and liquid cold A type external motor is sliding
Movable wire thick stick electric speed regulation disc type magnetic coupler adds casing, and coolant is passed in and out by pipeline on shell, and forced fluid is cold.
Fig. 4 show air-cooled Type B external motor lead screw electric speed regulation disc type magnetic coupler, and liquid cold Type B external motor is sliding
Movable wire thick stick electric speed regulation disc type magnetic coupler adds casing, and coolant is passed in and out by pipeline on shell, and forced fluid is cold.
Fig. 7 show air-cooled c-type external motor lead screw electric speed regulation disc type magnetic coupler, and liquid cold c-type external motor is sliding
Movable wire thick stick electric speed regulation disc type magnetic coupler adds casing, and coolant is passed in and out by pipeline on shell, and forced fluid is cold.
Figure 10 show air-cooled D type external motor lead screw electric speed regulation disc type magnetic coupler, and liquid cold D type external motor is sliding
Movable wire thick stick electric speed regulation disc type magnetic coupler adds casing, and coolant is passed in and out by pipeline on shell, and forced fluid is cold.
The external motor lead screw electric speed regulation disc type magnetic coupler of several structure types, all comprises following several part: figure
Middle label 1 and 5 is inductive disks assembly, and 2 and 4 is magnetic piece fixed disk assembly, and 3 is the speed adjusting gear (label 3 of A type and Type B
For lead screw speed adjusting gear, the label 3 of c-type and D type is gear drive lead screw speed adjusting gear), 6 lead for revolution at a high speed
Electric connection (or electric speed regulation specialized high-speed swivel coupling), 7 is motor stator, and 8 is rotor, power transmission shaft centered by 11.
Fig. 4 and Figure 10 uses external rotor electric machine, Fig. 1 and Fig. 7 uses inner rotor motor.Label in Fig. 1 and Fig. 7
9 is synchronous disk, and 10 is expansion set.
In the external motor lead screw electric speed regulation disc type magnetic coupler of several structure types, all of inductive disks assembly is by limiting
Position bolted on connection composition outer rotor, all of magnetic piece fixed disk component string is associated on center driving axle, and lead screw speed adjusting gear
Forming internal rotor together, motor drives lead screw assembly, and lead screw assembly makes rotary motion be changed into linear motion (leading screw
Nut and magnetic piece fixed disk assembly are fixed together), thus change the distance (magnetic between magnetic piece fixed disk assembly and inductive disks assembly
Field coupling gap), to reach the purpose of variable speed energy saving, (change of magnetic field coupling gap will cause the change of magnetic coupling inner and outer rotors slip
Change, the namely change of input and output rotating speed).Turn round at a high speed brush and the slip ring connection circuit of conductive contact.Two-way switch controls
Enter the sense of current of motor, thus change motor steering.
Fig. 2 show the external lead screw of inner rotor motor of A type external motor lead screw electric speed regulation disc type magnetic coupler
Speed adjusting gear, is made up of inner rotor motor and lead screw speed adjusting gear 3 etc..In figure, label 7 is motor stator, and 8 is motor
Rotor, 9 is synchronous disk, and 10 is expansion set, and 3-1 is spacing back-up ring, and 3-2 is fine setting spring, and 3-3 is synchronizing bar, and 3-8 is for protecting
Holding frame, 3-4 is nut, and 3-5 is leading screw, 3-4 and 3-5 forms lead screw assembly, and motor center axle makes hollow axle, Gu
Being scheduled on leading screw 3-5, leading screw 3-5 is by the impact of bearing isolation magnetic coupling center driving axle high speed rotating, and motor stator is by synchronous disk
9 and expansion set 10 keep and magnetic coupling center driving axle geo-stationary.
Fig. 5 show the lead screw speed adjusting gear of Type B external motor lead screw electric speed regulation disc type magnetic coupler.In figure
Label 3-1 is spacing back-up ring, and 3-2 is fine setting spring, and 3-3 is synchronizing bar, and 3-8 is retainer, and 3-4 is nut, and 3-5 is
Lead screw.Lead screw speed adjusting gear 3 forms external rotor electric machine external lead screw speed adjusting gear with external rotor electric machine etc., sliding
Movable wire thick stick is directly driven by motor outer rotor, motor center axle and magnetic coupling center driving axle consubstantiality.
Fig. 8 is the gear drive lead screw speed adjusting gear of c-type external motor lead screw electric speed regulation disc type magnetic coupler.
In figure, label 3-1 is lead screw assembly, and 3-6 is gear, and 3-7 is gear shaft, and 3-13 is spacing back-up ring, and 3-12 is fine setting
Spring, 3-11 is synchronizing bar.Gear drive lead screw speed adjusting gear 3 forms the external tooth of inner rotor motor with inner rotor motor etc.
Taking turns transmission lead screw speed adjusting gear, motor center axle is made hollow axle, is fixed on gear shaft 3-7, and gear shaft 3-7 is by axle
Holding the impact of isolation magnetic coupling center driving axle high speed rotating, motor stator is kept and magnetic coupling center driving by synchronous disk 9 and expansion set 10
Axle geo-stationary, motor internal rotor gear shaft 3-7, through gear drive, drive lead screw assembly 3-1.
Figure 11 is the gear drive lead screw speed adjusting gear of D type external motor lead screw electric speed regulation disc type magnetic coupler.
In figure, label 3-1 is lead screw assembly, and 3-6 is gear, and 3-7 is gear shaft, and 3-13 is spacing back-up ring, and 3-12 is fine setting
Spring, 3-11 is synchronizing bar.Gear drive lead screw speed adjusting gear 3 forms the external tooth of external rotor electric machine with external rotor electric machine etc.
Wheel transmission lead screw speed adjusting gear, motor center axle and magnetic coupling center driving axle consubstantiality, motor outer rotor is solid with gear shaft 3-7
Being scheduled on together, gear shaft 3-7 is by the impact of bearing isolation magnetic coupling center driving axle high speed rotating, motor outer rotor gear shaft
3-7, through gear drive, drives lead screw assembly 3-1.
Figure 13, Figure 14 show A type, Type B external motor lead screw electric speed regulation disc type magnetic coupler magnetic piece fixed disk
Assembly, c-type, D type magnetic piece fixed disk assembly is similar to.Figure clearly illustrates the distribution situation of magnetic piece.
Figure 15 show revolution conductive contact at a high speed, uses modular construction, and the quantity of slip ring determines as required, shown in figure
Being three slip rings (can be six or the most individual), connect three of the wires, adapter ring 6-2, overcoat 6-7, overcoat 6-1 adopt
With electrically insulating material, 6-5 is brush, and 6-4 is slip ring (being embedded in overcoat 6-1), and 6-8 (is used for putting down for fine setting spring
Weighing apparatus contact pressure), 6-3 is wire, and 6-9 is bearing.Slip ring, external external power source is connect in brush.Slip ring 6-4 is embedded in anti-
Inside sheath 6-1, it is fixed on motor 7.Brush 6-5 is assemblied in insulant inside and keeps geo-stationary with support, relies on
The impact of bearing 6-9 isolation motor 7 high speed rotating.At a high speed revolution conductive contact is using brush and slip ring as dynamic Contact, it is possible to
To fill counter to brush and slip ring, by connecing brush in slip ring, external external power source.
Figure 16, Figure 17 show inductive disks assembly, protruding blade are distributed, to help heat radiation in card.During unknown device rotation direction,
Can be selected for shape shown in Figure 16, such as known device rotation direction, can be selected for the streamline shape shown in Figure 17, to increase heat dissipation capacity and to subtract
Little flow-disturbing noise.Heat dissipation capacity enough in the case of, inductive disks assembly uses square position, shouldn't protruding blade, with simplification
Manufacturing process.
Figure 18, Figure 19, Figure 20, Figure 21 show electric speed regulation specialized high-speed swivel coupling, use modular series connection structure,
Can connect any passage, be triple channel shown in Figure 18, Figure 19, its internal rotor is connect each several part by bolt 6-29, then and
The outer rotor of swivel coupling assemblies an entirety, then is fixed on motor with location screw, its outer rotor transfixion, with
Connect external power source.Two ends sealing ring 6-20,6-21 can use the material such as tungsten carbide, graphite, middle live wire access portion
6-5,6-7,6-8,6-24,6-25 can use electrically insulating material, and 6-22 uses contact material, and 6-23 uses electric insulation material
The combinative structure of contact material inlayed by material, and 6-14 is spring, for equilibrium contact pressure, the guide finger at spring 6-15 pair
Spring plays guide and limit effect, and when preventing from turning round at a high speed, spring lost efficacy under centrifugal action.
Electric speed regulation specialized high-speed swivel coupling may be substituted for turning round conductive contact, electric speed regulation specialized high-speed swivel coupling at a high speed
Than revolution conductive contact at a high speed, there is more preferable waterproof and dustproof and explosion-proof performance, but its structure is complicated, manufactures difficulty, economy
Difference.
Fig. 3, Fig. 6, Fig. 9, Figure 12 show A type, Type B, c-type and D type external motor lead screw electric speed regulation disc type
Magnetic coupling takes off the structural representation of internal two supports bearing, couples and use expansion set between power transmission shaft, but other series also this
Sample does, but this scheme only can be used on low load situation and axle alters the most small situation, and reason is as follows: inductive disks assembly 1 and 5 by
Bolted on connection composition outer rotor, magnetic piece fixed disk assembly 2 and 4 and speed adjusting gear are connected by center driving axle and form internal rotor, interior
Outer rotor is not in contact with each other, but due to during assembling it is difficult to ensure that the depth of parallelism of inductive disks and magnetic piece fixed disk, so can be to motor center
Alternate stress (effect of magnetic field coupling additional bending moment) is caused at axle bearing supporting and at load transmission axle bearing supporting, so that axle
Excessive wear was lost efficacy.Additionally, the impact that axle is altered can cause bumpy running, can cause the accident time serious.Generally speaking, this kind
Scheme to be cautious use of.
Detailed description of the invention
What external motor lead screw electric speed regulation disc type magnetic coupler was comprised respectively forms parts, modern industry manufacturing technology
All can processing and manufacturing.Motor, magnetic piece, bearing all can be formed a complete production network by specialized vendor, other parts machining, die forming,
Weld.
External motor lead screw electric speed regulation disc type magnetic coupler moves equipment as one, and its finished product wants successful Application, must
Must possess following two condition: (1) power calibration sets up complete testboard bay (each power moment of torsion is interval), to complete to be
The demarcation of rowization product.(2) dynamic balancing detection slewing must reach the requirement for dynamic balance of correlation standard, to reach
To necessary security reliability.
Claims (14)
- The organization plan of the most air-cooled A type external motor lead screw electric speed regulation disc type magnetic coupler is characterized in that internal rotor Electric machine external lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling).
- 2. the organization plan of liquid cold A type external motor lead screw electric speed regulation disc type magnetic coupler is characterized in that internal rotor Electric machine external lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), add casing, Forced fluid is cold.
- The organization plan of the most air-cooled Type B external motor lead screw electric speed regulation disc type magnetic coupler is characterized in that outer rotor Electric machine external lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling).
- 4. the organization plan of liquid cold Type B external motor lead screw electric speed regulation disc type magnetic coupler is characterized in that outer rotor Electric machine external lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), add casing, Forced fluid is cold.
- The organization plan of the most air-cooled c-type external motor lead screw electric speed regulation disc type magnetic coupler is characterized in that internal rotor Electric machine external gear drive lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling).
- 6. the organization plan of liquid cold c-type external motor lead screw electric speed regulation disc type magnetic coupler is characterized in that internal rotor Electric machine external gear drive lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), Adding casing, forced fluid is cold.
- The organization plan of the most air-cooled D type external motor lead screw electric speed regulation disc type magnetic coupler is characterized in that outer rotor Electric machine external gear drive lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling).
- 8. the organization plan of liquid cold D type external motor lead screw electric speed regulation disc type magnetic coupler is characterized in that outer rotor Electric machine external gear drive lead screw speed adjusting gear, at a high speed revolution conductive contact (or electric speed regulation specialized high-speed swivel coupling), Adding casing, forced fluid is cold.
- 9. according to the A type external motor lead screw electric speed regulation disc type magnetic coupler described in claim 1, claim 2, It is characterized in that using technical method motor and the lead screw assembly group of inner rotor motor external lead screw speed adjusting gear speed governing Closing application and form inner rotor motor external lead screw speed adjusting gear, during access failure power supply, the external lead screw of inner rotor motor is adjusted Speed mechanism and center driving axle synchronous rotary, geo-stationary, switch on power during speed governing, and motor internal rotor drives lead screw assembly, Make rotation motion be in line slip, drive magnetic piece fixed disk to slide axially along center driving axle, thus change magnetic piece fixed disk with Distance (magnetic field coupling gap) between inductive disks, reaches the purpose of variable speed energy saving.
- 10. according to the Type B external motor lead screw electric speed regulation disc type magnetic coupler described in claim 3, claim 4, It is characterized in that using technical method motor and the lead screw assembly group of external rotor electric machine external lead screw speed adjusting gear speed governing Closing application and form external rotor electric machine external lead screw speed adjusting gear, during access failure power supply, the external lead screw of external rotor electric machine is adjusted Speed mechanism and center driving axle synchronous rotary, geo-stationary, switch on power during speed governing, and motor outer rotor drives lead screw assembly, Make rotation motion be in line slip, drive magnetic piece fixed disk to slide axially along center driving axle, thus change magnetic piece fixed disk with Distance (magnetic field coupling gap) between inductive disks, reaches the purpose of variable speed energy saving.
- 11. according to the c-type external motor lead screw electric speed regulation disc type magnetic coupler described in claim 5, claim 6, It is characterized in that use the technical method motor of inner rotor motor external gear drive lead screw speed adjusting gear speed governing, gear and Lead screw assembly combination application forms inner rotor motor external gear drive lead screw speed adjusting gear, during access failure power supply, interior Rotor electric machine external gear drive lead screw speed adjusting gear and center driving axle synchronous rotary, geo-stationary, connect electricity during speed governing Source, motor internal rotor drives lead screw assembly through gear drive, makes rotation motion be in line slips, drive magnetic piece fixed disk Slide axially along center driving axle, thus change the distance (magnetic field coupling gap) between magnetic piece fixed disk and inductive disks, reach to adjust The purpose that speed is energy-conservation.
- 12. according to the D type external motor lead screw electric speed regulation disc type magnetic coupler described in claim 7, claim 8, It is characterized in that use the technical method motor of external rotor electric machine external gear drive lead screw speed adjusting gear speed governing, gear and Lead screw assembly combination application forms external rotor electric machine external gear drive lead screw speed adjusting gear, during access failure power supply, outward Rotor electric machine external gear drive lead screw speed adjusting gear and center driving axle synchronous rotary, geo-stationary, connect electricity during speed governing Source, motor outer rotor drives lead screw assembly through gear drive, makes rotation motion be in line slips, drive magnetic piece fixed disk Slide axially along center driving axle, thus change the distance (magnetic field coupling gap) between magnetic piece fixed disk and inductive disks, reach to adjust The purpose that speed is energy-conservation.
- 13. according to claim 1, claim 2, claim 3, claim 4, claim 5, claim 6, External motor lead screw electric speed regulation disc type magnetic coupler described in claim 7, claim 8, is characterized in that using At a high speed the technical method of revolution conductive contact is using brush and slip ring as dynamic Contact, connects brush, external external electrical in slip ring Source, brush is assemblied on center driving axle, and with center driving axle synchronous rotary, slip ring is embedded in insulant and is internally formed static Parts, are fixed on support, it is also possible to fill counter to brush and slip ring, by connecing slip ring in brush, and external external power source.
- 14. according to claim 1, claim 2, claim 3, claim 4, claim 5, claim 6, External motor lead screw electric speed regulation disc type magnetic coupler described in claim 7, claim 8, is characterized in that using The technical method electric speed regulation specialized high-speed swivel coupling of electric speed regulation specialized high-speed swivel coupling is by internal rotor and outer rotor two Major part composition, outer rotor transfixion, in order to connect external power source, internal rotor high-speed rotation, outer rotor is isolated by bearing The impact of internal rotor high-speed rotation, the current path of inner and outer rotors, by the principle of Electric contact theory, passes through CONTACT WITH FRICTION.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510323492.2A CN106300892A (en) | 2015-06-07 | 2015-06-07 | External motor lead screw electric speed regulation disc type magnetic coupler |
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| CN201510323492.2A CN106300892A (en) | 2015-06-07 | 2015-06-07 | External motor lead screw electric speed regulation disc type magnetic coupler |
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| CN201510323492.2A Pending CN106300892A (en) | 2015-06-07 | 2015-06-07 | External motor lead screw electric speed regulation disc type magnetic coupler |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108286495A (en) * | 2017-01-10 | 2018-07-17 | 李启飞 | The very big load of vertical axis is adjustable wind-heat device |
| CN108288907A (en) * | 2017-01-10 | 2018-07-17 | 李启飞 | The very big load of trunnion axis is adjustable wind-heat device |
| CN108798998A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives mangneto Hot gas turbine electricity generation system |
| CN108799002A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives the hot energy storage peak shaving formula wind generator system of mangneto |
| CN108798999A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives the hot semiconductor temperature difference power generating system of mangneto |
| CN109120131A (en) * | 2017-06-24 | 2019-01-01 | 李启飞 | Built-in motor planetary roller screw type electric speed regulation disc type magnetic coupler |
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| CN101997391A (en) * | 2009-08-11 | 2011-03-30 | 林贵生 | Transmission shaft permanent magnet coupling drive and speed regulation device capable of adjusting magnetic torque |
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| CN108286495A (en) * | 2017-01-10 | 2018-07-17 | 李启飞 | The very big load of vertical axis is adjustable wind-heat device |
| CN108288907A (en) * | 2017-01-10 | 2018-07-17 | 李启飞 | The very big load of trunnion axis is adjustable wind-heat device |
| CN108798998A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives mangneto Hot gas turbine electricity generation system |
| CN108799002A (en) * | 2017-05-01 | 2018-11-13 | 李启飞 | Wind drives the hot energy storage peak shaving formula wind generator system of mangneto |
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| CN109120131A (en) * | 2017-06-24 | 2019-01-01 | 李启飞 | Built-in motor planetary roller screw type electric speed regulation disc type magnetic coupler |
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