CN104779775A - High-efficiency non-contacting torque transmitting device - Google Patents
High-efficiency non-contacting torque transmitting device Download PDFInfo
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- CN104779775A CN104779775A CN201510220739.8A CN201510220739A CN104779775A CN 104779775 A CN104779775 A CN 104779775A CN 201510220739 A CN201510220739 A CN 201510220739A CN 104779775 A CN104779775 A CN 104779775A
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Abstract
The invention discloses a high-efficiency non-contacting torque transmitting device which comprises a driving rotor and a driven rotor. The driving rotor comprises a driving rotor supporting piece and a driving rotor magnetic field piece. The driven rotor comprises a driven rotor supporting piece and a driven rotor magnetic field piece. Devices which are arranged on the rotors for improving torque transmitting are further included. The devices for improving torque transmitting are temperature cooling devices. The devices can be arranged on the driving rotor or the driven rotor or arranged on both of the rotors. The devices for improving torque transmitting can also be magnetic leakage lowering devices. The devices can be arranged on the driving rotor or the driven rotor or arranged on both of the rotors. By improving torque transmitting, product transmission efficiency can be improved to 99%, the situation that the speed adjusting range of a permanent magnet speed adjuster reaches 0%-98% can be achieved, the service life of a product is prolonged, and the on-site maintaining workload is lowered.
Description
Technical field
The transmission device related between engine and load machine is invented in this practicality.
Background technology
Magnetic driving device is divided into can not speed governing and adjustable speed two kinds: the wherein untouchable drive apparatus that is made up of power rotor and driven rotor of non-adjustable speed variator, its operation principle is: power rotor is by cutting driven rotor magnetic field, and then produce current vortex on driven rotor surface, the magnetic field interaction of the induced field that current vortex is formed and driven rotor, reaches the function of output torque and output speed; Speed adjustable device by power rotor, driven rotor and adjuster form can the untouchable drive apparatus of step-less adjustment output torque, its operation principle is: adjuster regulates the relative tertiary location of power rotor and driven rotor, power rotor is made to cut the changes of magnetic field of driven rotor, make electric current change therefore induced field to change, change the moment of torsion of transmission thus, realize the stepless adjustable function of rotating speed.
In the course of the work, the heat major part that power rotor inner surface produces is passed on driven rotor with thermal-radiating form, heat is penetrated in order to reduce the width that driven rotor is subject to, on the outer surface of power rotor, fin is installed at present, but this structure can not reduce temperature well, therefore power rotor and driven rotor must leave larger gap, and this diminishes with regard to making the moment of torsion of transmission, thus seriously limits the range of application of product.
Simultaneously, the power rotor of current magnetic transmission and the magnetic field part of driven rotor design for uniform thickness, and do not consider that shape is transmitted in magnetic field according to the physical characteristic in magnetic field, its magnetic leakage is larger, equipment speed governing can not reach all standing function of 0-98% scope, makes transmitting torque less.In addition, very easily magnet short-cut path occurs between existing adjacent magnetic field part, the magnetic field that major part should include acting in is but in this loss, and the moment of torsion of transmission diminishes, thus seriously limits the range of application of product.
Summary of the invention
This practicality invention technical problem to be solved is to provide a kind of device of high efficiency noncontact transmitting torque, thus changes the situation that existing noncontact transmission device transmitting torque is limited in scope.
The device of a kind of high efficiency noncontact transmitting torque of this practicality invention, comprise power rotor, driven rotor, power rotor comprises power rotor supporting member, power rotor magnetic field part, driven rotor comprises driven rotor supporting member, driven rotor magnetic field part, and it also comprises the device being arranged on epitrochanterian raising transmitting torque.
The device improving transmitting torque is heat sink, and it can be arranged on power rotor or driven rotor or all have setting on both.Wherein, heat sink is power rotor end face blade 2 and power rotor circumference blade 3, wherein power rotor end face blade 2 is arranged in the cavity of power rotor supporting member 4 left side, and power rotor circumference blade 3 is arranged in the cavity on power rotor supporting member 4 ring surface.Heat sink is driven rotor end face blade 7 and driven rotor circumference blade 8, wherein driven rotor end face blade 7 is arranged in the cavity of driven rotor supporting member 10 right side, and driven rotor circumference blade 8 is arranged in the cavity on driven rotor supporting member 10 ring surface.
Improve the device of transmitting torque for falling magnetic leakage device, it is arranged on power rotor or driven rotor or on both all has setting.Wherein, fall magnetic leakage device and comprise power rotor magnetic field part 5 and driven rotor magnetic field part 11, corresponding magnetic field part 5,11 has a cross section at least for not uniform thickness shape.Magnetic leakage device comprises every magnetic device 9; When being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.
The present invention by increasing blade on rotating parts, make between power rotor and driven rotor, to produce larger air flow field, take away the heat of generation with the form of thermal convection, reduce the radiant heat from magnetic field part, effectively prevention radiant heat makes magnetic field part reach the generation of demagnetization condition.Therefore the gap of power rotor and driven rotor can diminish, and magnetic resistance is therefore less; Namely, while optimization radiating effect, during work, magnetic part surface temperature is reduced, and in uniform temperature interval, temperature more downfield is stronger.Through Experimental Comparison, the product of same overall dimension, after optimizing heat radiation, through experimental test, the moment of torsion of transmission can improve 28%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the cutaway view along A-A line in Fig. 1;
Fig. 3 is the structural representation of power rotor 1;
Fig. 4 is the cutaway view along B-B line in Fig. 3;
Fig. 5 is the structural representation of driven rotor 2;
Fig. 6 is the cutaway view along C-C line in Fig. 5;
Fig. 7 is the sectional view of power rotor magnetic field part and driven rotor magnetic field part.
Embodiment
The device of a kind of high efficiency noncontact transmitting torque of this practicality invention, comprise power rotor 1, driven rotor 6, power rotor comprises power rotor supporting member 4, power rotor magnetic field part 5, driven rotor comprises driven rotor supporting member 10, driven rotor magnetic field part 11, and it also comprises the device being arranged on epitrochanterian raising transmitting torque.
One of the solution of the present invention is: the device improving transmitting torque is heat sink, and it can be arranged on power rotor or driven rotor or all have setting on both.It has following several concrete execution mode:
One of mode: heat sink is power rotor end face blade 2 and power rotor circumference blade 3, wherein power rotor end face blade 2 is arranged in the cavity of power rotor supporting member 4 left side, and power rotor circumference blade 3 is arranged in the cavity on power rotor supporting member 4 ring surface.Its effect is: when power rotor rotates, and power rotor end face blade produces larger axial flow, and this air-flow realizes thermal convection thus improves heat exchange effect; Power rotor circumference blade produces larger centrifugal flow, and this thermal current neither points to engine and also do not point to working machine, i.e. realistic demand under the prerequisite not affecting associate device, can strengthen thermal convection effect and improve heat exchange effect.
Mode two: heat sink is driven rotor end face blade 7 and driven rotor circumference blade 8, wherein driven rotor end face blade 7 is arranged in the cavity of driven rotor supporting member 10 right side, and driven rotor circumference blade 8 is arranged in the cavity on driven rotor supporting member 10 ring surface.Its effect is: when driven rotor rotates, and driven rotor end face blade produces larger axial flow, aggravates thermal convection thus improves heat exchange effect; Driven rotor circumference blade produces centrifugal flow, and this thermal current neither points to engine and also do not point to working machine, and both realistic demand under the prerequisite not affecting associate device, can improve heat exchange effect.
Mode three: heat sink is power rotor end face blade 2, power rotor circumference blade 3, dynamic rotor end-face blade 7, driven rotor circumference blade 8; Wherein power rotor end face blade is arranged in the cavity of power rotor supporting member left side, and power rotor circumference blade is arranged in the cavity on power rotor supporting member ring surface; Wherein driven rotor end face blade is arranged in the cavity of driven rotor supporting member right side, and driven rotor circumference blade is arranged in the cavity on driven rotor supporting member ring surface.
Such scheme is by increasing blade on rotating parts, make between power rotor and driven rotor, to produce larger air flow field, the heat of generation is taken away with the form of thermal convection, reduce the radiant heat to driven rotor, effectively prevention radiant heat makes magnetic field part reach the generation of demagnetization condition.Therefore the gap of power rotor and driven rotor is to diminish, and magnetic resistance is therefore less; Namely, while optimization radiating effect, during work, magnetic part surface temperature is reduced, and in uniform temperature interval, temperature more downfield is stronger.Through Experimental Comparison, the product of same overall dimension, after optimizing heat radiation, through experimental test, the moment of torsion of transmission can improve 28%.
Two of the solution of the present invention is: improve the device of transmitting torque for falling magnetic leakage device, it is arranged on power rotor and driven rotor.It has following several concrete execution mode:
One of mode: fall magnetic leakage device and comprise power rotor magnetic field part 5 and driven rotor magnetic field part 11, corresponding magnetic field part 5,11 has a cross section at least for not uniform thickness shape.Its effect is: equal thick section does not exempt the lateral flow of magnetic flux in pole shoe, makes initiatively magnetic field part with minimum from the magnetic leakage of moving field part, reach the function that transmitting torque is larger.
Mode two: fall magnetic leakage device and comprise every magnetic device 9; When being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device 9, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.Its effect is: initiatively adjacent magnetic field being separated every magnetic device between the part of magnetic field and from using between moving field part, effectively preventing local location magnet short-cut path, optimizing the function that magnetic circuit realizes improving transmitting torque.
Mode three: fall magnetic leakage device comprise power rotor magnetic field part 5, driven rotor magnetic field part 11, every magnetic device 9; Power rotor magnetic field part 5 and the corresponding magnetic field part of driven rotor magnetic field part 11 have a cross section at least for not uniform thickness shape; ; When being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device 9, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.
Such scheme passes through: one, make power rotor magnetic field part and driven rotor magnetic field part have a cross section at least for not equal thick section, make magnetic field when couple state, reduce magnetic leakage as far as possible, realize the function of transmitting large torque; Two, install respectively every magnetic device between the power rotor magnetic field part and driven rotor magnetic field part of power rotor and driven rotor, under the effect every magnetic device, the magnetic field division of magnetic material is opened, reduce the magnet short-cut path between adjacent magnetic field, make the magnetic field of dropping into driving torque try one's best many, obtain larger driving torque.
Three of the solution of the present invention is: the device improving transmitting torque is heat sink and falls magnetic leakage device; Heat sink can be arranged on power rotor or driven rotor or all have setting on both; Fall magnetic leakage device to be arranged on power rotor or driven rotor or on both and all to have setting.It has following several concrete execution mode:
One of mode: heat sink is power rotor end face blade 2 and power rotor circumference blade 3, wherein power rotor end face blade 2 is arranged in the cavity of power rotor supporting member 4 left side, and power rotor circumference blade 3 is arranged in the cavity on power rotor supporting member 4 ring surface; Fall magnetic leakage device and comprise power rotor magnetic field part 5 and driven rotor magnetic field part 11, corresponding magnetic field part 5,11 has a cross section at least for not uniform thickness shape.
Mode two: heat sink is driven rotor end face blade 7 and driven rotor circumference blade 8, wherein driven rotor end face blade 7 is arranged in the cavity of driven rotor supporting member 10 right side, and driven rotor circumference blade 8 is arranged in the cavity on driven rotor supporting member 10 ring surface; Fall magnetic leakage device and comprise power rotor magnetic field part 5 and driven rotor magnetic field part 11, corresponding magnetic field part 5,11 has a cross section at least for not uniform thickness shape.
Mode three: heat sink is power rotor end face blade 2, power rotor circumference blade 3, dynamic rotor end-face blade 7, driven rotor circumference blade 8; Wherein power rotor end face blade is arranged in the cavity of power rotor supporting member left side, and power rotor circumference blade is arranged in the cavity on power rotor supporting member ring surface; Wherein driven rotor end face blade is arranged in the cavity of driven rotor supporting member right side, and driven rotor circumference blade is arranged in the cavity on driven rotor supporting member ring surface; Fall magnetic leakage device and comprise power rotor magnetic field part 5 and driven rotor magnetic field part 11, corresponding magnetic field part 5,11 has a cross section at least for not uniform thickness shape.
Mode four: heat sink is power rotor end face blade 2 and power rotor circumference blade 3, wherein power rotor end face blade 2 is arranged in the cavity of power rotor supporting member 4 left side, and power rotor circumference blade 3 is arranged in the cavity on power rotor supporting member 4 ring surface; Falling magnetic leakage device comprises every magnetic device 9, when being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device 9, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.
Mode five: heat sink is driven rotor end face blade 7 and driven rotor circumference blade 8, wherein driven rotor end face blade 7 is arranged in the cavity of driven rotor supporting member 10 right side, and driven rotor circumference blade 8 is arranged in the cavity on driven rotor supporting member 10 ring surface; Falling magnetic leakage device comprises every magnetic device 9, when being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.
Mode six: heat sink is power rotor end face blade 2, power rotor circumference blade 3, dynamic rotor end-face blade 7, driven rotor circumference blade 8; Wherein power rotor end face blade is arranged in the cavity of power rotor supporting member left side, and power rotor circumference blade is arranged in the cavity on power rotor supporting member ring surface; Wherein driven rotor end face blade is arranged in the cavity of driven rotor supporting member right side, and driven rotor circumference blade is arranged in the cavity on driven rotor supporting member ring surface; Falling magnetic leakage device comprises every magnetic device 9, when being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.
Mode seven: heat sink is power rotor end face blade 2 and power rotor circumference blade 3, wherein power rotor end face blade 2 is arranged in the cavity of power rotor supporting member 4 left side, and power rotor circumference blade 3 is arranged in the cavity on power rotor supporting member 4 ring surface; Fall magnetic leakage device comprise power rotor magnetic field part 5, driven rotor magnetic field part 11, every magnetic device 9; Power rotor magnetic field part 5 and the corresponding magnetic field part of driven rotor magnetic field part 11 have a cross section at least for not uniform thickness shape; ; When being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device 9, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.
Mode eight: heat sink is driven rotor end face blade 7 and driven rotor circumference blade 8, wherein driven rotor end face blade 7 is arranged in the cavity of driven rotor supporting member 10 right side, and driven rotor circumference blade 8 is arranged in the cavity on driven rotor supporting member 10 ring surface; Fall magnetic leakage device comprise power rotor magnetic field part 5, driven rotor magnetic field part 11, every magnetic device 9; Power rotor magnetic field part 5 and the corresponding magnetic field part of driven rotor magnetic field part 11 have a cross section at least for not uniform thickness shape; ; When being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device 9, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.
Mode nine: heat sink is power rotor end face blade 2, power rotor circumference blade 3, dynamic rotor end-face blade 7, driven rotor circumference blade 8; Wherein power rotor end face blade is arranged in the cavity of power rotor supporting member left side, and power rotor circumference blade is arranged in the cavity on power rotor supporting member ring surface; Wherein driven rotor end face blade is arranged in the cavity of driven rotor supporting member right side, and driven rotor circumference blade is arranged in the cavity on driven rotor supporting member ring surface; Fall magnetic leakage device comprise power rotor magnetic field part 5, driven rotor magnetic field part 11, every magnetic device 9; Power rotor magnetic field part 5 and the corresponding magnetic field part of driven rotor magnetic field part 11 have a cross section at least for not uniform thickness shape; ; When being arranged on power rotor every magnetic device 9, every magnetic device between adjacent two power rotor magnetic field parts 5; When being arranged on driven rotor every magnetic device 9, every magnetic device between adjacent two driven rotor magnetic field parts 11; When to be arranged on every magnetic device 9 on power rotor and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic field parts 5 every magnetic device and be arranged on two adjacent driven rotor magnetic field parts 11 every magnetic device one_to_one corresponding, but not to be connected.
In apparatus of the present invention, power rotor magnetic field part 5 can be electric conductor, ferrite, rare earth permanent-magnetic material, superconducting magnetic material; Driven rotor magnetic field part 11 can be electric conductor, ferrite, rare earth permanent-magnetic material, superconducting magnetic material.
By the known scheme of the present invention of above-mentioned concrete mode and technique effect thereof be: one, on rotating parts, increase blade, by the flowing of blade aggravation air, the heat produced can be taken away in time, to improve heat transfer effect, reduce the radiant heat to magnetic field part, effectively prevention radiant heat makes magnetic field part reach demagnetization condition.Therefore the gap between power rotor and driven rotor is 0.10-4.90mm, and the therefore less and magnetic material of magnetic resistance can not demagnetize, the therefore product of same overall dimension, the moment of torsion of transmission will be larger; Two, make power rotor magnetic field part and driven rotor magnetic field part have a cross section at least for not equal thick section in conjunction with high performance magnetic material, make magnetic field when couple state, reduce magnetic leakage as far as possible, realize the function of transmitting large torque; Three, install respectively every magnetic device between the power rotor magnetic field part and driven rotor magnetic field part of power rotor and driven rotor, under the effect every magnetic device, the magnetic field division of magnetic material is opened, reduce the magnet short-cut path between adjacent magnetic field, make the magnetic field of dropping into driving torque try one's best many, obtain larger driving torque.
Therefore, device of the present invention makes product transmission efficiency be increased to 99% by improving transmitting torque, can realize the situation that permanent-magnet speed governor speed adjustable range really reaches 0-98%, the useful life of product is extended, alleviate on-the-spot maintenance workload.
Claims (9)
1. the device of a high efficiency noncontact transmitting torque, comprise power rotor (1), driven rotor (6), power rotor comprises power rotor supporting member (4), power rotor magnetic field part (5), driven rotor comprises driven rotor supporting member (10), driven rotor magnetic field part (11), it is characterized in that: further comprising the device being arranged on epitrochanterian raising transmitting torque.
2. device according to claim 1, is characterized in that: the device improving transmitting torque is heat sink, and it can be arranged on power rotor or driven rotor or all have setting on both.
3. device according to claim 2, it is characterized in that: heat sink is power rotor end face blade (2) and power rotor circumference blade (3), wherein power rotor end face blade (2) is arranged in the cavity of power rotor supporting member (4) left side, and power rotor circumference blade (3) is arranged in the cavity on power rotor supporting member (4) ring surface.
4. the device according to Claims 2 or 3, it is characterized in that: heat sink is driven rotor end face blade (7) and driven rotor circumference blade (8), wherein driven rotor end face blade (7) is arranged in the cavity of driven rotor supporting member (10) right side, and driven rotor circumference blade (8) is arranged in the cavity on driven rotor supporting member (10) ring surface.
5. the device according to Claims 1-4, is characterized in that: improve the device of transmitting torque for falling magnetic leakage device, it is arranged on power rotor or driven rotor or on both all has setting.
6. device according to claim 5, is characterized in that: fall magnetic leakage device and comprise power rotor magnetic field part (5) and driven rotor magnetic field part (11), and corresponding magnetic field part (5,11) has a cross section at least for not uniform thickness shape.
7. the device according to claim 5 or 6, is characterized in that: fall magnetic leakage device and comprise every magnetic device (9); When being arranged on power rotor every magnetic device (9), every magnetic device between adjacent two power rotor magnetic fields part (5); When being arranged on driven rotor every magnetic device, every magnetic device between adjacent two driven rotor magnetic fields part (11); When being arranged on power rotor every magnetic device (9) and on driven rotor simultaneously, be arranged between two adjacent power rotor magnetic fields part (5) every magnetic device and be arranged on two adjacent driven rotor magnetic fields part (11) every magnetic device one_to_one corresponding, but not to be connected.
8. according to the device described in claim 1 to 7, it is characterized in that: power rotor magnetic field part (5) can be electric conductor, ferrite, rare earth permanent-magnetic material, superconducting magnetic material; Driven rotor magnetic field part (11) can be electric conductor, ferrite, rare earth permanent-magnetic material, superconducting magnetic material.
9. according to the device described in claim 1 to 8, it is characterized in that: the gap (12) between power rotor and driven rotor is 0.10-4.90mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510220739.8A CN104779775B (en) | 2015-05-04 | 2015-05-04 | A kind of non-contact device for transmitting moment of torsion of high efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510220739.8A CN104779775B (en) | 2015-05-04 | 2015-05-04 | A kind of non-contact device for transmitting moment of torsion of high efficiency |
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| Publication Number | Publication Date |
|---|---|
| CN104779775A true CN104779775A (en) | 2015-07-15 |
| CN104779775B CN104779775B (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510220739.8A Active CN104779775B (en) | 2015-05-04 | 2015-05-04 | A kind of non-contact device for transmitting moment of torsion of high efficiency |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001119924A (en) * | 1999-08-12 | 2001-04-27 | Sumitomo Metal Ind Ltd | Eddy-current decelerator |
| CN202197206U (en) * | 2011-09-11 | 2012-04-18 | 余虹锦 | Novel conical inner rotor asynchronous permanent magnet coupling speed regulator of oblique magnetic field |
| CN203674955U (en) * | 2014-02-11 | 2014-06-25 | 中兴杰达电能科技股份有限公司 | Speed-adjustable permanent magnetic actuator |
| CN204258587U (en) * | 2014-10-10 | 2015-04-08 | 安鲁荣 | Genemotor |
| CN204559370U (en) * | 2015-05-04 | 2015-08-12 | 马鞍山蓝信环保科技有限公司 | A kind of device of high efficiency noncontact transmitting torque |
-
2015
- 2015-05-04 CN CN201510220739.8A patent/CN104779775B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001119924A (en) * | 1999-08-12 | 2001-04-27 | Sumitomo Metal Ind Ltd | Eddy-current decelerator |
| CN202197206U (en) * | 2011-09-11 | 2012-04-18 | 余虹锦 | Novel conical inner rotor asynchronous permanent magnet coupling speed regulator of oblique magnetic field |
| CN203674955U (en) * | 2014-02-11 | 2014-06-25 | 中兴杰达电能科技股份有限公司 | Speed-adjustable permanent magnetic actuator |
| CN204258587U (en) * | 2014-10-10 | 2015-04-08 | 安鲁荣 | Genemotor |
| CN204559370U (en) * | 2015-05-04 | 2015-08-12 | 马鞍山蓝信环保科技有限公司 | A kind of device of high efficiency noncontact transmitting torque |
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| CN104779775B (en) | 2017-11-17 |
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