CN110138178A - A kind of universal permanent magnet clutch of spherical pair - Google Patents
A kind of universal permanent magnet clutch of spherical pair Download PDFInfo
- Publication number
- CN110138178A CN110138178A CN201810133503.4A CN201810133503A CN110138178A CN 110138178 A CN110138178 A CN 110138178A CN 201810133503 A CN201810133503 A CN 201810133503A CN 110138178 A CN110138178 A CN 110138178A
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- China
- Prior art keywords
- spherical
- rotor
- outer rotor
- internal
- internal rotor
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 230000008878 coupling Effects 0.000 claims description 20
- 238000010168 coupling process Methods 0.000 claims description 20
- 238000005859 coupling reaction Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000013016 damping Methods 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 description 7
- 230000005389 magnetism Effects 0.000 description 3
- 238000013475 authorization Methods 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- -1 Huang Copper Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009351 contact transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/02—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type
- H02K49/04—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type
- H02K49/043—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type with a radial airgap
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/104—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element
- H02K49/106—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element with a radial air gap
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
A kind of universal permanent magnet clutch of spherical pair, including outer rotor, internal rotor, spherical pair setting element；Outer rotor and internal rotor are spherical structure, it include the rotor carrier and flange shaft sleeve of spherical shape, outer rotor carrier Internal Spherical Surface is provided with outer rotor magnet steel, internal rotor carrier spherical outside surface is provided with internal rotor magnetic steel, outer rotor magnet steel, internal rotor magnetic steel are also spheric, outer rotor, internal rotor and spherical pair setting element have the common geometry centre of gyration, guarantee to reduce interference when outer rotor, internal rotor relatively rotate to the maximum extent, outer rotor and internal rotor can make independent rotation around the X, Y, Z axis of space coordinates.There is spheric motion pair between the inner and outer rotors of the disclosure, ensure that the air gap of two p-m rotors is uniform, transmitting torque is reliable；The angular installation error that the universal permanent magnet clutch of the spherical pair of the disclosure allows is big, and vibration isolation and damping effect is obvious, and elastic buffer is good, strong shock resistance in the course of work, easy for installation, high reliablity.
Description
Technical field
This disclosure relates to mechanical transmission fields, and in particular, to a kind of universal permanent magnet clutch of spherical pair.
Background technique
Currently, permanent magnet clutch is because having non-contact transmitting torque to be widely used with a series of advantages such as revolving speed.It is existing
Some permanent magnet clutch mainly have cartridge type and two kinds of structure types of disc type, wherein cartridge type permanent magnet clutch leans on radial magnetic coupling real
Existing power transmitting, desk permanent-magnet shaft coupling lean on axial magnetic coupling to realize power transmitting.
Existing cartridge type permanent magnet clutch or desk permanent-magnet shaft coupling allow established angle for traditional shaft coupling
It is larger to spend error, although this angular error feasible value generally can reach 3 °~5 °, for some remote, wide-angle revolving speeds with
Torque transmits demand, and no matter cartridge type or desk permanent-magnet shaft coupling are not able to satisfy actual condition demand.
Chinese utility model patent (Authorization Notice No.: CN201310602Y) discloses a kind of hemispherical magnetic speed changer,
It includes gearbox and gear, and the input of gear transmission connection power, output shaft, the gear is a pair of mutual
Pass through the hemisphere face body of the heteropolar magnetic attraction transmission of strength magnetic patch；Strength magnetic patch is connected on two hemisphere face bodies, it is adjacent between
Magnetic pole on the contrary, be sequentially connected each other by magnetic attraction, the transmission shaft of described two hemisphere face bodies is each passed through setting and is becoming
The supporting element of fast case is coupled by Hooks coupling universal coupling with axis.It between two hemisphere faces with the non-contact transmission of magnetic attraction by being become
Speed has and runs smoothly, the technical effect of no mechanical friction.But this structure cannot achieve at a distance with the revolving speed of wide-angle with
Demand is transmitted according to square, and structure is complicated, the number of components is more.
Chinese invention patent (Authorization Notice No.: CN104167899A) discloses a kind of permanent-magnet eddy current flexibility spherical surface shaft coupling
Device, including input shaft, output shaft, conductor and permanent magnet.Conductor is connected by conductor disc seat with input shaft, and permanent magnet passes through disk
Seat is connected with output shaft, equipped with air gap between conductor and permanent magnet, the disk cartridge or conductor disc seat equipped with fan, it is described forever
Magnet is equipped with ventilation hole.The problem of that there are temperature rises is serious for this permanent-magnet eddy current flexibility spherical surface shaft coupling, weak heat-dissipating, need to be by fan
Cooling, transmission efficiency is low.There are air gap between the conductor and permanent magnet, the conductor is generally nonferromugnetic material (such as Huang
Copper, aluminium etc.), and permanent magnet and contactless, therefore it is both practical do not constitute spheric motion pair, and there is no fixed between the two
Bit unit, not can guarantee the uniformity of air gap, not can guarantee the stability of asynchronous transmitting torque yet.For current permanent magnet clutch
It is not able to satisfy the applying working condition of remote wide-angle transmitting revolving speed and torque, there is an urgent need to one kind can allow big setting angle
Error, without temperature rise, transmission efficiency is high, vibration isolation and damping effect is good, at low cost, transmission force moment stability is good and easy to spread universal
Permanent magnet clutch.
Summary of the invention
The purpose of the disclosure is that high-speed coupling centering requirement in the prior art is high, vibration is big, low efficiency, structure to overcome
Complicated and low security reliability problem, provides a kind of universal permanent magnet clutch of spherical pair.
The one side of the disclosure provides a kind of universal permanent magnet clutch of spherical pair, including outer rotor, internal rotor, spherical pair are fixed
Bit unit；The outer rotor and internal rotor are spherical structure.
Wherein, the outer rotor includes the outer rotor carrier and outer rotor flange shaft sleeve of spherical shape, the spherical shape
Outer rotor carrier Internal Spherical Surface be provided with outer rotor magnet steel.
Wherein, the outer rotor magnet steel is spheric；The internal rotor also includes the internal rotor carrier of spherical shape and interior
The internal rotor carrier spherical outside surface of rotor flange axle sleeve, the spherical shape is provided with internal rotor magnetic steel.
Wherein, the internal rotor magnetic steel is also spheric.
It is positioned between the outer rotor and the internal rotor by spherical pair setting element.
The outer rotor, internal rotor and spherical pair setting element have the common geometry centre of gyration, the outer rotor with
The internal rotor can make independent rotation around the X, Y, Z axis of space coordinates.
Preferably, the spherical outside surface of the outer rotor carrier is connect with outer rotor flange shaft sleeve, the outer rotor flange shaft sleeve
It is rigidly connected with input shaft, the spherical outside surface of the internal rotor carrier is connect with internal rotor flange shaft sleeve, the internal rotor flange shaft
Set is rigidly connected with output shaft；Vice versa.
Preferably, the spherical pair setting element is rigidly connected in inside internal rotor.
Preferably, the spherical pair setting element is spherical pair locating rod, and one end of the spherical pair locating rod rigidly connects
It is connected to inside internal rotor, the other end surface of the spherical pair locating rod is spherical surface, forms ball with outer rotor carrier Internal Spherical Surface
Face kinematic pair.
Preferably, it is recessed to be additionally provided with the limit slid for the spherical surface end of spherical pair locating rod for the outer rotor Internal Spherical Surface
Slot.
Preferably, the outer rotor magnet steel and the internal rotor magnetic steel are spliced by muti-piece spheric magnet steel and structure respectively
At spherical surface magnetic coupling.
Another aspect of the present disclosure provides a kind of double universal permanent magnet clutch of spherical pair, by two as described in aforementioned any one
The universal permanent magnet clutch coupled in series of spherical pair, wherein the internal rotor of the universal permanent magnet clutch of spherical pair described in two carries
Be rigidly connected a common transmission shaft between body.
Through the above technical solutions, the disclosure has the following technical effect that:
1, there is spheric motion pair between the outer rotor and internal rotor of the disclosure, ensure that the magnetic-coupled gas of two p-m rotors
Gap is uniform, and transmitting torque is reliable.
2, the outer rotor Yu internal rotor of the disclosure have the common geometry centre of gyration, and the two can around space coordinates X,
Y, Z axis makees independent rotation, ensure that the installation of wide-angle error.
3, the disclosure is provided with spherical pair setting element, has the common geometry centre of gyration with outer rotor, internal rotor,
Guarantee to reduce interference to the maximum extent when outer rotor, internal rotor relatively rotate, is easy to implement the installation of wide-angle error.
4, the universal permanent magnet clutch vibration isolation and damping effect of the spherical pair of the disclosure is obvious, and elastic buffer is good, no temperature rise, transmitting
It is high-efficient, strong shock resistance in the course of work, easy for installation, high reliablity.
5, the spherical pair permanent magnet clutch of the disclosure can be used as a kind of permanent magnetism ball-joint use, realize in certain angle range
Interior rotation.
6, the disclosure spherical pair permanent magnet clutch can connect two, constitute the double universal permanent magnetism shaft couplings of spherical pair
Device allows angle installation error with bigger.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is and to constitute part of specification for providing further understanding of the disclosure, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings:
Fig. 1 is a kind of universal permanent magnet clutch structural schematic diagram of spherical pair of preferred embodiment of the disclosure；
Fig. 2 is a kind of a kind of universal permanent magnet clutch of spherical pair the showing under use state of preferred embodiment of the disclosure
It is intended to；
Fig. 3 is a kind of structural schematic diagram of the double universal permanent magnet clutch of spherical pair of the disclosure.
Description of symbols
1 outer rotor flange shaft sleeve
2 spherical pair setting elements
3 outer rotor carriers
4 outer rotor magnet steel
5 internal rotor magnetic steels
6 internal rotor carriers
7 internal rotor flange shaft sleeves
8 limiting grooves
The appearance radius surface of R1 internal rotor magnetic steel
The inner surface radius of R2 outer rotor magnet steel
The radius of R3 limiting groove
The radius of gyration of R4 spherical pair locating rod
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the absence of explanation to the contrary, the noun of locality used such as " left and right " is typically referred to such as Fig. 1
Shown in left and right side in axial direction, the noun of locality used such as "outside" typically refers to as shown in Figure 1 be axially distant from
The direction in magnetic coupling face, the noun of locality used such as "inner" typically refer to the direction in axially adjacent magnetic coupling face as shown in Figure 1.
In the disclosure, in the absence of explanation to the contrary, the determiner used such as " first, second " is only stated will
Opposite description object distinguishes, and is not meant as having any degree Shangdi superiority and inferiority comparison between each other.
As a kind of preferred embodiment of the disclosure, a kind of universal permanent magnet clutch of spherical pair, the universal permanent magnetism of the spherical pair
Shaft coupling mainly includes outer p-m rotor, interior p-m rotor, spherical pair setting element etc..
As shown in Figure 1, the outer rotor flange shaft sleeve 1 on the left of outer p-m rotor and shaft coupling is rigidly connected, including outer rotor
Carrier 3, outer rotor magnet steel 4 etc., wherein outer rotor flange shaft sleeve 1 specifically with 3 rigid attachment of outer rotor carrier；Outer rotor carrier 3
For spheric, Internal Spherical Surface is equipped with outer rotor magnet steel 4, which is to be adapted to the Internal Spherical Surface of outer rotor carrier 3
Spheric.
Interior p-m rotor and the internal rotor flange shaft sleeve 7 of coupling right side are rigidly connected, including internal rotor carrier 6, interior turn
Sub- magnet steel 5 etc., wherein internal rotor flange shaft sleeve 7 and 6 rigid attachment of internal rotor carrier；Internal rotor carrier 6 is spheric, ectosphere
Face is equipped with internal rotor magnetic steel 5, which is spheric compatible with the spherical outside surface of internal rotor carrier 6.
Wherein, the spherical outside surface of outer rotor carrier 3 is connect with outer rotor flange shaft sleeve 1, the outer rotor flange shaft sleeve 1 with it is defeated
Enter axis rigid connection, the spherical outside surface of the internal rotor carrier 6 is connect with internal rotor flange shaft sleeve 7, the internal rotor flange shaft sleeve 7
It is rigidly connected with output shaft.In a further embodiment, vice versa.
In the present embodiment, outer rotor magnet steel 4 and internal rotor magnetic steel 5 are spliced by three pieces of small-sized spheric permanent magnetic steels respectively
It is made.As optional embodiment, outer rotor magnet steel 4 and internal rotor magnetic steel 5 can also use monolith permanent magnetic steel.Outer rotor magnetic
Steel 4 and internal rotor magnetic steel 5 constitute spherical surface magnetic coupling.
The universal permanent magnet clutch of the spherical pair further includes spherical pair setting element 2, and spherical pair setting element can be spherical surface
Secondary locating rod is installed on inside internal rotor carrier 6, and one end is rigidly connected in inside internal rotor carrier 6, and the other end is
Spheric forms spheric motion pair with 3 Internal Spherical Surface of outer rotor carrier.
Further, the spherical surface end sliding for spherical pair locating rod is also provided in the Internal Spherical Surface of outer rotor carrier
Limiting groove 8.
Wherein, R1 is the appearance radius surface of internal rotor magnetic steel, and R2 is the inner surface radius of outer rotor magnet steel, and R3 is that limit is recessed
The radius of slot 8, R4 are the radius of gyration of spherical pair locating rod.Relationship between above-mentioned each radius is R4=R3 > R2 > R1.
In the disclosure, it is desirable that outer p-m rotor, interior p-m rotor and spherical pair setting element are returned with common geometry
Turn center, guarantees to reduce interference to the maximum extent when the above two are relatively rotated, be easy to implement the installation of wide-angle error.
In the disclosure, spheric motion pair is formed between outer p-m rotor and interior p-m rotor, ensure that outer p-m rotor
The air gap coupled with interior p-m rotor magnet steel is uniform, not will lead to eccentric absorption and is difficult to separate；Simultaneously in spheric motion pair
Outer p-m rotor and interior p-m rotor can make independent rotation around the X, Y, Z axis of space coordinates, that is, have three directions of X, Y, Z axis
Rotational freedom, as shown in Figure 1, 2.
As shown in figure 3, the disclosure spherical pair permanent magnet clutch can connect foregoing two, to form
The double universal permanent magnet clutch of spherical pair, wherein be rigidly connected between the internal rotor carrier of spherical pair permanent magnet clutch described in two
One common transmission shaft allows angle installation error with bigger.
The preferred embodiment of the disclosure is described in detail in conjunction with attached drawing above, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection scope of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the disclosure to it is various can
No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (7)
1. a kind of universal permanent magnet clutch of spherical pair, it is characterised in that: including outer rotor, internal rotor, spherical pair setting element；Institute
It states outer rotor and internal rotor is spherical structure, wherein the outer rotor includes the outer rotor carrier and outer rotor of spherical shape
The outer rotor carrier Internal Spherical Surface of flange shaft sleeve, the spherical shape is provided with outer rotor magnet steel, correspondingly, the outer rotor magnet steel
For spheric；The internal rotor also includes the internal rotor carrier and internal rotor flange shaft sleeve of spherical shape, the spherical shape
Internal rotor carrier spherical outside surface is provided with internal rotor magnetic steel, and correspondingly, the internal rotor magnetic steel is also spheric；The outer rotor with
It is positioned between the internal rotor by spherical pair setting element；The outer rotor, internal rotor and spherical pair setting element tool
There is the common geometry centre of gyration, the outer rotor and the internal rotor can make independent rotation around the X, Y, Z axis of space coordinates.
2. a kind of universal permanent magnet clutch of spherical pair as described in claim 1, it is characterised in that: outside the outer rotor carrier
Spherical surface is connect with outer rotor flange shaft sleeve, and the outer rotor flange shaft sleeve and input shaft are rigidly connected, the internal rotor carrier
Spherical outside surface is connect with internal rotor flange shaft sleeve, and the internal rotor flange shaft sleeve and output shaft are rigidly connected；Vice versa.
3. a kind of universal permanent magnet clutch of spherical pair as claimed in claim 2, it is characterised in that: the spherical pair setting element
It is rigidly connected in inside internal rotor.
4. a kind of universal permanent magnet clutch of spherical pair as claimed in claim 3, it is characterised in that: the spherical pair setting element
One end for spherical pair locating rod, the spherical pair locating rod is rigidly connected in inside internal rotor, the spherical pair locating rod
The other end surface is spherical surface, forms spheric motion pair with outer rotor carrier Internal Spherical Surface.
5. a kind of universal permanent magnet clutch of spherical pair as claimed in claim 4, it is characterised in that: the outer rotor Internal Spherical Surface is also
It is provided with the limiting groove of the spherical surface end sliding for spherical pair locating rod.
6. a kind of universal permanent magnet clutch of spherical pair as claimed in claim 5, it is characterised in that: the outer rotor magnet steel and institute
Internal rotor magnetic steel is stated to be spliced by muti-piece spheric magnet steel respectively and constitute spherical surface magnetic coupling.
7. a kind of double universal permanent magnet clutch of spherical pair, it is characterised in that: by the described in any item of two such as claim 1-6
The universal permanent magnet clutch coupled in series of spherical pair, wherein the internal rotor carrier of the universal permanent magnet clutch of spherical pair described in two
Between be rigidly connected a common transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133503.4A CN110138178B (en) | 2018-02-08 | 2018-02-08 | Spherical pair universal and double-universal permanent magnet coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133503.4A CN110138178B (en) | 2018-02-08 | 2018-02-08 | Spherical pair universal and double-universal permanent magnet coupler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110138178A true CN110138178A (en) | 2019-08-16 |
| CN110138178B CN110138178B (en) | 2024-05-03 |
Family
ID=67567708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810133503.4A Active CN110138178B (en) | 2018-02-08 | 2018-02-08 | Spherical pair universal and double-universal permanent magnet coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110138178B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110739828A (en) * | 2019-10-25 | 2020-01-31 | 山东大学 | ball type permanent magnet coupling |
| CN112366917A (en) * | 2020-11-16 | 2021-02-12 | 合肥工业大学 | Permanent magnet eddy universal transmission device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1528644A1 (en) * | 1965-12-10 | 1970-12-10 | Beteiligungs Ag Haustechnik | Centrifugal pump |
| JPH10292825A (en) * | 1997-04-17 | 1998-11-04 | Toyota Motor Corp | Universal coupling |
| JP2009063463A (en) * | 2007-09-07 | 2009-03-26 | Ntn Corp | Operation angle sensor for constant velocity universal joint |
| CN201310602Y (en) * | 2008-12-09 | 2009-09-16 | 秦丰伟 | Hemispherical magnetic speed changer |
| JP2010053942A (en) * | 2008-08-28 | 2010-03-11 | Ntn Corp | Operation angle sensor for constant velocity universal joint |
| CN101931308A (en) * | 2009-06-22 | 2010-12-29 | 余亚莉 | Permanent magnet coupling device for cylindrical transmission shaft |
| CN104708495A (en) * | 2015-02-05 | 2015-06-17 | 杭州电子科技大学 | Space double-connecting-rod type ball bar based on ball hinge |
| CN206250950U (en) * | 2016-11-30 | 2017-06-13 | 江苏磁谷科技股份有限公司 | A kind of cantilever style permanent-magnet synchronous coupler |
| CN208078859U (en) * | 2018-02-08 | 2018-11-09 | 江苏磁谷科技股份有限公司 | A kind of spherical pair is universal and double universal permanent magnet clutch |
-
2018
- 2018-02-08 CN CN201810133503.4A patent/CN110138178B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1528644A1 (en) * | 1965-12-10 | 1970-12-10 | Beteiligungs Ag Haustechnik | Centrifugal pump |
| JPH10292825A (en) * | 1997-04-17 | 1998-11-04 | Toyota Motor Corp | Universal coupling |
| JP2009063463A (en) * | 2007-09-07 | 2009-03-26 | Ntn Corp | Operation angle sensor for constant velocity universal joint |
| JP2010053942A (en) * | 2008-08-28 | 2010-03-11 | Ntn Corp | Operation angle sensor for constant velocity universal joint |
| CN201310602Y (en) * | 2008-12-09 | 2009-09-16 | 秦丰伟 | Hemispherical magnetic speed changer |
| CN101931308A (en) * | 2009-06-22 | 2010-12-29 | 余亚莉 | Permanent magnet coupling device for cylindrical transmission shaft |
| CN104708495A (en) * | 2015-02-05 | 2015-06-17 | 杭州电子科技大学 | Space double-connecting-rod type ball bar based on ball hinge |
| CN206250950U (en) * | 2016-11-30 | 2017-06-13 | 江苏磁谷科技股份有限公司 | A kind of cantilever style permanent-magnet synchronous coupler |
| CN208078859U (en) * | 2018-02-08 | 2018-11-09 | 江苏磁谷科技股份有限公司 | A kind of spherical pair is universal and double universal permanent magnet clutch |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110739828A (en) * | 2019-10-25 | 2020-01-31 | 山东大学 | ball type permanent magnet coupling |
| CN112366917A (en) * | 2020-11-16 | 2021-02-12 | 合肥工业大学 | Permanent magnet eddy universal transmission device |
| CN112366917B (en) * | 2020-11-16 | 2022-02-01 | 合肥工业大学 | Permanent magnet eddy universal transmission device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110138178B (en) | 2024-05-03 |
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