CN203457026U - Flat plate type magnet-gathering type magnetic circuit structure for permanent magnetic synchronization transmission device - Google Patents
Flat plate type magnet-gathering type magnetic circuit structure for permanent magnetic synchronization transmission device Download PDFInfo
- Publication number
- CN203457026U CN203457026U CN201320564860.9U CN201320564860U CN203457026U CN 203457026 U CN203457026 U CN 203457026U CN 201320564860 U CN201320564860 U CN 201320564860U CN 203457026 U CN203457026 U CN 203457026U
- Authority
- CN
- China
- Prior art keywords
- magnet
- disk
- hand rotation
- rotation sub
- permanent
- 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- Withdrawn - After Issue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 provides a flat plate type magnet-gathering type magnetic circuit structure for a permanent magnetic synchronization transmission device, and belongs to the technical field of permanent magnetic transmission. The permanent magnetic synchronization transmission device adopting the flat plate type magnet-gathering type magnetic circuit structure is advantageous in that the magnetic field intensity in an air gap of a magnet-gathering type magnetic circuit is increased, the transmission torque is increased, the dimension of the transmission device is reduced, and the manufacturing cost is lowered. The flat plate type magnet-gathering type magnetic circuit structure comprises a left rotor and a right rotor, the left rotor comprises a left rotor disc and even number groups of permanent magnet sets, the right rotor comprises a right rotor disc and even number groups of permanent magnet sets, the permanent magnet sets of the left rotor disc correspond to the permanent magnet sets of the right rotor disc, each permanent magnet set comprises two to five magnets tightly contacted, the numbers of the magnets included in each permanent magnet set in the same magnetic coupling ring are the same, the magnets are distributed in the radial direction of the left rotor disc and the right rotor disc, the magnetization polarity directions of the magnets in the same permanent magnet set are the same, and the magnetization polarity directions of the adjacent permanent magnet sets are opposite.
Description
Technical field
The utility model belongs to permanent-magnet synchronous drive technology field, particularly a kind of square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device.
Background technology
Permanent-magnet synchronous transmission is to utilize high-intensity magnetic field, by certain space length, and penetrates certain material, transmits a kind of technology of the mechanical energy of rotation or translation.Permanent-magnet synchronous drive technology in the process of energy transmission, have without directly contact, few vibration, motion steadily, efficiency is high, long, non-maintaining without electromagnetism and noise pollution, vibration isolation, life-span, when sealing without advantages such as leakage path, zero leakages, be successfully applied in the transmission devices such as magnetic drive pump, magnetic drives blender and permanent-magnet synchronous shaft coupling.
The basic structure of permanent-magnet synchronous transmission device is comprised of three parts conventionally: the active magnetic rotor with permanent magnet being connected with load with prime mover respectively, driven magnet rotor, and be arranged on the separation sleeve of being made by metal or nonmetallic materials in working gas gap between driving and driven magnet rotor.Its operation principle is: when prime mover drives active magnetic rotor motion, magnetic field sees through magnetic circuit working gas gap or thin-walled separation sleeve intercouples, make the permanent magnet in driving and driven magnet rotor produce each other magnetic torque, thereby drive driven magnet rotor to move thereupon, realize being synchronized with the movement of driving and driven magnet rotor, by the motion of prime mover and transmission of power to load.
Magnetic structure design is the key point of permanent-magnet synchronous drive technology, and the quality of magnetic circuit performance is directly connected to the utilization ratio of permanent magnet and the performance of permanent-magnet synchronous transmission device.Combining plug-type magnetic circuit is the main flow magnetic circuit form of permanent-magnet synchronous transmission device.Combine permanent magnet close-packed arrays in plug-type magnetic circuit, do not leave gap, during work, can utilize the effect respectively that between magnetic pole, homopolar-repulsion is inhaled mutually with heteropole, strengthen air-gap field intensity, increase transmitting torque, reduce the overall structure size of permanent-magnet synchronous transmission device, low cost of manufacture.But the close-packed arrays due to permanent magnet, interlaced arrangement between pole orientation, makes the easy loop that produces the magnetic line of force between adjacent opposite pole, causes part magnetic flux to lose efficacy, cause the local leakage field between magnetic pole, thereby reduced to a certain extent the magnetic moment of torsion producing.And in order to meet the requirement of its driving torque, certainly will to strengthen the overall dimension of transmission device, and increase the quantity of permanent magnet simultaneously, the cost of product is improved.
Utility model content
The deficiency existing for prior art, the utility model provides a kind of square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device, adopt the permanent-magnet synchronous transmission device of this magnetic structure, increased the magnetic field intensity in magneticfocusing magnetic circuit air gap, reduce the leakage field between adjacent pole, increase driving torque, reduced the overall dimension of transmission device, reduced manufacturing cost.
To achieve these goals, the utility model adopts following technical scheme: a kind of square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device, comprise left rotor and the son of turning right, left rotor is the disc-shaped structure that structure is identical, rotor disk square position is oppositely arranged with the son of turning right, described left rotor is comprised of turn left sub-disk and even number set permanent magnet group, permanent magnet group is arranged in the square position right lateral surface of left-hand rotation sub-disk, and is uniformly distributed in a circumferential direction, forms magnetic coupling ring; The son of turning right is comprised of right-hand rotation sub-disk and even number set permanent magnet group, and permanent magnet group is arranged in the square position left-hand face of right-hand rotation sub-disk, and is uniformly distributed in a circumferential direction, forms magnetic coupling ring; Permanent magnet group in left-hand rotation sub-disk and the permanent magnet group positioned opposite in right-hand rotation sub-disk, and air gap is left in centre; Be characterized in, described every group permanent-magnet group forms by the magnet of two to five close contacts, and the magnet quantity that each group permanent-magnet group in same magnetic coupling ring comprises is identical, and magnet is all along the radial distribution of left and right rotor disk; Identical with the group permanent-magnet group internal magnet polar orientation that magnetizes, the opposite polarity directions that magnetizes of adjacent permanent group; When described permanent magnet group is comprised of two blocks of magnet, the acute angle that the magnetizing direction of two blocks of magnet and left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal form all≤15 °, and angle is identical, the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side; When described permanent magnet group is comprised of three blocks of magnet, the magnetizing direction of middle magnet is identical with left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal direction, the acute angle that the magnetizing direction of both sides magnet and left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal form all≤30 °, and angle is identical, the intersection point of the magnetizing direction of both sides magnet is arranged on relative rotor one side; When described permanent magnet group is comprised of four blocks of magnet, the magnetizing direction of middle two blocks of magnet and the acute angle that left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal form be equal≤and 15 °, and angle is identical, the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side; Acute angle that magnetizing direction and the left-hand rotation sub-disk of the two blocks of magnet in outside or right-hand rotation sub-disk square position surface normal form is equal≤and 40 °, and angle is identical, and the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side; When described permanent magnet group is comprised of five blocks of magnet, the magnetizing direction of middle magnet is identical with left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal direction, in the middle of being arranged on the magnetizing direction of magnet adjacent both sides magnet and the acute angle that left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal form equal≤20 °, and angle is identical, the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side; The acute angle that the magnetizing direction of two blocks of magnet of outermost and left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal direction form all≤45 °, and angle is identical, the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side.
Described magnet is identical along left-hand rotation sub-disk or right-hand rotation sub-disk square position radial surface width, and the magnetic coupling ring internal diameter forming is identical, external diameter is identical, and magnet is along left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal direction thickness is identical and end face alignment.
The cross section of described magnet is tile fragment shape, trapezoidal or rectangle.
Close contact or leave gap between described adjacent permanent group, fills non-magnetic isolating pad if leave in ，Ze gap, gap, and non-magnetic isolating pad adopts non-magnet material.
The beneficial effects of the utility model are:
Adopt the permanent-magnet synchronous transmission device of the utility model magnetic structure, effect due to both sides permanent magnet group, the flux loop forming at the magnetic pole of air gap both sides, adjacent permanent group is obviously less than the flux loop forming in the plug-type magnetic circuit of combination, and pass the loop of air gap more than the loop of the plug-type generation of combination, thereby increased the magnetic field intensity in magneticfocusing magnetic circuit air gap, reduce the leakage field between adjacent pole, increased driving torque, the overall dimension that has reduced transmission device, has reduced manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 2;
Fig. 4 is the C-C cutaway view of Fig. 2;
Fig. 5 is the schematic diagram of the magnetism-gathering magnetic line structure that is comprised of two, four blocks magnet respectively of inner and outer rings permanent magnet group of the present utility model;
Fig. 6 is the D-D cutaway view of Fig. 5;
Fig. 7 is the E-E cutaway view of Fig. 5;
In figure, 10--prime mover driven axle, the non-magnetic isolating pad of 11--, 12--load rotating shaft, 13--right-hand rotation sub-disk, ring permanent magnet group in 14--, 15--outer shroud permanent magnet group, 16--left-hand rotation sub-disk, magnet in the middle of ring in 17--, ring both sides magnet in 18--, magnet in the middle of 19--outer shroud, magnet inside 20--outer shroud, magnet outside 21--outer shroud, 22--left rotor, the 23-son of turning right.
Embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated.
The present embodiment is used for permanent-magnet synchronous shaft joint by magnetic structure of the present utility model.
As shown in Fig. 1～4, a kind of square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device, comprise left rotor 22 and the son 23 of turning right, left rotor 22 is the disc-shaped structure that structure is identical, rotor disk square position is oppositely arranged with the son 23 of turning right, described left rotor 22 is by encircling permanent magnet group 14 in 16,12 groups of disc left-hand rotation sub-disks and 16 groups of outer shroud permanent magnet groups 15 form, inner and outer rings permanent magnet group is bonded and fixed in the square position right lateral surface of left-hand rotation sub-disk 16 by magnetic-conductive adhesive, and be uniformly distributed in a circumferential direction, form two magnetic coupling rings; Turn right son 23 by encircling permanent magnet group 14 in 13,12 groups of disc right-hand rotation sub-disks and 16 groups of outer shroud permanent magnet groups 15 form, inside and outside permanent magnet group is bonded and fixed in the square position left-hand face of right-hand rotation sub-disk 13 by magnetic-conductive adhesive, and be uniformly distributed in a circumferential direction, form two magnetic coupling rings; Left-hand rotation sub-disk 16 and right-hand rotation sub-disk 13 are made by permeability magnetic material; The middle magnet 17 of interior ring and interior ring both sides magnet 18 that in described every group, ring permanent magnet group 14 is tile fragment shape by cross section form, in described each group, ring permanent magnet group 14 internal magnets are all along the radial distribution on left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 surfaces, square position, and radial width is identical, the interior magnetic coupling ring internal diameter of formation is identical, external diameter is identical; Interior ring permanent magnet group 14 internal magnets are along left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 square position surface normal direction thickness are identical and end face alignment; In the middle of interior ring, magnet 17 is arranged on the centre of interior ring permanent magnet group 14, and in the middle of interior ring, magnet 17 magnetizing directions are identical with left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 square position surface normal directions; Interior ring both sides magnet 18 is arranged on the both sides of the middle magnet 17 of interior ring, the acute angle that the magnetizing direction of interior ring both sides magnet 18 and left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 square position surface normals form is 30 °, and the intersection point of the magnetizing direction of interior ring both sides magnet 18 is arranged on relative rotor one side; Close contact between ring permanent magnet group 14 interior adjacent magnets in same group, and in same group, the polar orientation that magnetizes of the magnet in ring permanent magnet group 14 is identical; Between described adjacent interior ring permanent magnet group 14, leave gap, in gap, fill non-magnetic isolating pad 11, and the opposite polarity directions that magnetizes of adjacent interior ring permanent magnet group 14, is arranged on that interior ring permanent magnet group 14 structures on left and right rotor disk are identical, position is corresponding.
Described every group of outer shroud permanent magnet group 15 by cross section be inside magnet 19 in the middle of trapezoidal outer shroud, two outer shrouds outside magnet 20 and two outer shrouds magnet 21 form, described outer shroud permanent magnet group 15 internal magnets are all along the radial distribution on left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 surfaces, square position, and radial width is identical, the outer magnetic coupling ring internal diameter of formation is identical, external diameter is identical; Outer shroud permanent magnet group 15 internal magnets are along left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 square position surface normal direction thickness are identical and end face alignment; In the middle of outer shroud, magnet 19 is arranged on the centre position of outer shroud permanent magnet group 15, and in the middle of outer shroud, magnet 19 magnetizing directions are identical with left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 square position surface normal directions; Inside two outer shrouds, magnet 20 is arranged on two adjacent side positions of the middle magnet 19 of outer shroud, the acute angle that inside outer shroud, the magnetizing direction of magnet 20 and left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 square position surface normals form is 15 °, and the intersection point of magnet 20 magnetizing directions is arranged on relative rotor one side inside outer shroud; Outside two outer shrouds, magnet 21 is separately positioned on magnet 20 outer fixs inside outer shroud, the acute angle that outside outer shroud, the magnetizing direction of magnet 21 and left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 square position surface normals form is 45 °, and the intersection point of the magnetizing direction of magnet 21 is arranged on relative rotor one side outside outer shroud; Close contact between same group of outer shroud permanent magnet group 15 interior adjacent magnets, and the polar orientation that magnetizes of the magnet in same group of outer shroud permanent magnet group 15 is identical; Close contact between adjacent outer shroud permanent magnet group 15, and the opposite polarity directions that magnetizes, be arranged on that outer shroud permanent magnet group 15 structures on left and right rotor disk are identical, position is corresponding.
Described interior ring permanent magnet group 14 is identical along the radial width on left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 surfaces, square position with outer shroud permanent magnet group 15 internal magnets; Interior ring permanent magnet group 14 with outer shroud permanent magnet group 15 internal magnets along left-hand rotation sub-disk 16 or right-hand rotation sub-disk 13 square position surface normal direction thickness are identical and end face aligns.
The schematic diagram of the magnetism-gathering magnetic line structure that inner and outer rings permanent magnet group is comprised of two, four blocks magnet is respectively as shown in Fig. 5, Fig. 6, Fig. 7.
Below in conjunction with accompanying drawing, a use procedure of the present utility model is described:
The utility model when service position, left and right rotor coaxial setting, and leave in the axial direction air gap, the son 23 of turning right, as power rotor, is connected with prime mover (as motor) driving shaft 10 by axle sleeve; Left rotor 22, as driven rotor, is connected with load (as blower fan, water pump) rotating shaft 12 by axle sleeve; Be arranged on left-hand rotation sub-disk 16 corresponding one by one with the interior ring permanent magnet group 14 in right-hand rotation sub-disk 13, and it is identical internally to encircle mutually the polar orientation that magnetizes of permanent magnet group 14, opposite pole face is relative; Be arranged on left-hand rotation sub-disk 16 corresponding one by one with the outer shroud permanent magnet group 15 in right-hand rotation sub-disk 13, and the polar orientation that magnetizes of relative outer shroud permanent magnet group 15 is identical, opposite pole face is relative.
In the course of work, prime mover driven axle 10 directly drives power rotor to rotate, and makes power rotor and driven rotor produce small position outer corner difference; In the situation that thering is position outer corner difference, between inner and outer rings permanent magnet group on power rotor and inner and outer rings permanent magnet group on corresponding driven rotor, all produce along the tangential magnetic coupling force of circumference, thereby make to form between power rotor and driven rotor magnetic coupling moment, and drive driven rotor and load rotating shaft 12 thereof to follow power rotor to synchronously rotate; In the situation that load rotating shaft 12 output torques are not more than the de-coupling moment of permanent-magnet synchronous transmission device, the position outer corner difference between master and slave rotor is larger, and the magnetic coupling moment producing is also larger; After this, in load rotating shaft 12 output torques one regularly, keep certain outer corner difference between power rotor and driven rotor, the two synchronously rotates, and reaches the object of transmitting motion-promotion force between two rotors.
Claims (4)
1. the square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device, comprise left rotor and the son of turning right, left rotor is the disc-shaped structure that structure is identical, rotor disk square position is oppositely arranged with the son of turning right, described left rotor is comprised of turn left sub-disk and even number set permanent magnet group, permanent magnet group is arranged in the square position right lateral surface of left-hand rotation sub-disk, and be uniformly distributed in a circumferential direction, form magnetic coupling ring; The son of turning right is comprised of right-hand rotation sub-disk and even number set permanent magnet group, and permanent magnet group is arranged in the square position left-hand face of right-hand rotation sub-disk, and is uniformly distributed in a circumferential direction, forms magnetic coupling ring; Permanent magnet group in left-hand rotation sub-disk and the permanent magnet group positioned opposite in right-hand rotation sub-disk, and air gap is left in centre; It is characterized in that, described every group permanent-magnet group forms by the magnet of two to five close contacts, and the magnet quantity that each group permanent-magnet group in same magnetic coupling ring comprises is identical, and magnet is all along the radial distribution of left and right rotor disk; The same group permanent-magnet group internal magnet polar orientation that magnetizes is identical; The opposite polarity directions that magnetizes of adjacent permanent group; When described permanent magnet group is comprised of two blocks of magnet, the acute angle that the magnetizing direction of two blocks of magnet and left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal form all≤15 °, and angle is identical, the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side; When described permanent magnet group is comprised of three blocks of magnet, the magnetizing direction of middle magnet is identical with left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal direction, the acute angle that the magnetizing direction of both sides magnet and left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal form all≤30 °, and angle is identical, the intersection point of the magnetizing direction of both sides magnet is arranged on relative rotor one side; When described permanent magnet group is comprised of four blocks of magnet, the magnetizing direction of middle two blocks of magnet and the acute angle that left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal form be equal≤and 15 °, and angle is identical, the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side; Acute angle that magnetizing direction and the left-hand rotation sub-disk of the two blocks of magnet in outside or right-hand rotation sub-disk square position surface normal form is equal≤and 40 °, and angle is identical, and the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side; When described permanent magnet group is comprised of five blocks of magnet, the magnetizing direction of middle magnet is identical with left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal direction, in the middle of being arranged on the magnetizing direction of magnet adjacent both sides magnet and the acute angle that left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal form equal≤20 °, and angle is identical, the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side; The acute angle that the magnetizing direction of two blocks of magnet of outermost and left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal direction form all≤45 °, and angle is identical, the intersection point of the magnetizing direction of two blocks of magnet is arranged on relative rotor one side.
2. the square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device according to claim 1, it is characterized in that described magnet is identical along left-hand rotation sub-disk or right-hand rotation sub-disk square position radial surface width, and the magnetic coupling ring internal diameter forming is identical, external diameter is identical, magnet is along left-hand rotation sub-disk or right-hand rotation sub-disk square position surface normal direction thickness is identical and end face alignment.
3. the square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device according to claim 1, the cross section that it is characterized in that described magnet is tile fragment shape, trapezoidal or rectangle.
4. the square position type magnetism-gathering magnetic line structure for permanent-magnet synchronous transmission device according to claim 1, it is characterized in that between described adjacent permanent group close contact or leave gap, if leave gap, in gap, fill non-magnetic isolating pad, non-magnetic isolating pad adopts non-magnet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564860.9U CN203457026U (en) | 2013-09-11 | 2013-09-11 | Flat plate type magnet-gathering type magnetic circuit structure for permanent magnetic synchronization transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564860.9U CN203457026U (en) | 2013-09-11 | 2013-09-11 | Flat plate type magnet-gathering type magnetic circuit structure for permanent magnetic synchronization transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203457026U true CN203457026U (en) | 2014-02-26 |
Family
ID=50136873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320564860.9U Withdrawn - After Issue CN203457026U (en) | 2013-09-11 | 2013-09-11 | Flat plate type magnet-gathering type magnetic circuit structure for permanent magnetic synchronization transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203457026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490586A (en) * | 2013-09-11 | 2014-01-01 | 辽阳泰科雷诺科技有限公司 | Flat plate magnet collecting type magnetic circuit structure for permanent magnet synchronous transmission device |
-
2013
- 2013-09-11 CN CN201320564860.9U patent/CN203457026U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490586A (en) * | 2013-09-11 | 2014-01-01 | 辽阳泰科雷诺科技有限公司 | Flat plate magnet collecting type magnetic circuit structure for permanent magnet synchronous transmission device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103490587A (en) | Sleeve barrel magnet collecting type magnetic circuit structure for permanent magnet synchronous transmission device | |
| WO2018233173A1 (en) | Disc-type speed regulation magnetic coupler based on bevel gear drive | |
| CN103607097B (en) | A kind of square position type magnetism-gathering magnetic line structure for permanent magnetic vortex drive device | |
| CN201374639Y (en) | Non-contact axial magnetization multi-ring magnetic coupler | |
| CN103904950B (en) | High torque (HT) desk permanent-magnet deceleration device | |
| CN103490586B (en) | Flat plate magnet collecting type magnetic circuit structure for permanent magnet synchronous transmission device | |
| WO2021098548A1 (en) | Magnetic shaft coupling and use and adjustment method thereof | |
| CN203457029U (en) | Sleeve type magnet-gathering type magnetic circuit structure for permanent magnetic synchronization transmission device | |
| WO2023207003A1 (en) | Multi-set multi-disk multi-air-gap linked adjustment type magnetic coupler | |
| CN105471212A (en) | Rotation linear permanent magnetism motor | |
| CN101698304A (en) | Magnetic inductive magnetic transmitter | |
| CN203457026U (en) | Flat plate type magnet-gathering type magnetic circuit structure for permanent magnetic synchronization transmission device | |
| CN203788125U (en) | Axial permanent magnetic gear capable of bi-directional excitation | |
| CN102761210B (en) | Composite permanent-magnet rotor for permanent-magnet motor and manufacturing method thereof | |
| CN106059252A (en) | Novel composite double-disc magnetic coupler | |
| CN203457031U (en) | Flat plate type magnet-gathering type magnetic circuit structure for permanent magnetic eddy current transmission device | |
| CN103490588A (en) | Double-layer sleeve type permanent-magnetic eddy transmission device of magnet-gathering type magnetic structure | |
| CN108964389B (en) | Low-voltage high-power axial combined disc type permanent magnet motor | |
| CN103618433B (en) | A kind of socket type magnetism-gathering magnetic line structure for permanent magnetic vortex drive device | |
| CN203457030U (en) | Sleeve type magnet-gathering type magnetic circuit structure for permanent magnetic eddy current transmission device | |
| CN203457032U (en) | Double layer sleeve type permanent magnetic eddy current transmission device employing magnet-gathering type magnetic circuit structure | |
| JP6077089B2 (en) | An improved device for magnetically transmitting torque | |
| CN103337937A (en) | Novel coaxial magnetic transmission device | |
| CN204046380U (en) | A kind of rotational alignment magneto | |
| CN105515335A (en) | Modular magnetic coupling for underwater propeller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140226 Effective date of abandoning: 20150701 |
|
| RGAV | Abandon patent right to avoid regrant |