CN102315755A - Spatial magnetic gear transmission - Google Patents
Spatial magnetic gear transmission Download PDFInfo
- Publication number
- CN102315755A CN102315755A CN201110274977A CN201110274977A CN102315755A CN 102315755 A CN102315755 A CN 102315755A CN 201110274977 A CN201110274977 A CN 201110274977A CN 201110274977 A CN201110274977 A CN 201110274977A CN 102315755 A CN102315755 A CN 102315755A
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- rotor
- stator
- rotors
- magnetic pole
- magnetic gear
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Abstract
The invention discloses a spatial magnetic gear transmission belonging to the technical field of mechatronic engineering. The spatial magnetic gear transmission comprises a stator and two cone-shaped rotors, wherein the two rotors are arranged at a certain angle, the stator is embedded between the two rotors, and a non-contact structure with a gap is arranged between the two rotors and between the two rotors and the stator; the two cone-shaped rotors have same structures and respectively comprise a rotor shaft, a cone-shaped rotor base and a rotor pole, one sides of the conical surfaces of the two rotor bases are parallel, and the two rotor bases are provided with at least one pair of poles which are arranged in pairs and made of a permanent magnet material; the two rotor shafts are arranged at a certain angle on the same plane; the stator is made of a ferromagnetic material, and the two rotor shafts are pivoted with the stator of a supporting stator through a bearing. Due to the adoption of a non-contact structure, the spatial magnetic gear transmission has little abrasion and noise and no need of lubrication and is particularly suitable for occasions requiring spatial angular transmission. The spatial magnetic gear transmission has the advantages of simple structure, easiness in maintenance, high efficiency and long service life.
Description
Technical field
The invention belongs to the electromechanical engineering technical field, particularly relate to a kind of spatial magnetic gear-shift mechanism.
Background technology
The existing space gear-shift mechanism basically all is mechanical gear interlock direct contact type, and shortcoming is that efficient is low, and noise is big, needs lubricated, fragile etc.Existing magnetic gear be coaxial or parallel axes to transmission, do not have the implementation of space angled transmission temporarily.
Summary of the invention
Low to mechanical space gear interlock direct contact type efficient in the prior art; Noise is big, needs shortcomings such as lubricated, fragile; Applying a magnetic field character principle of the present invention; With reference to the characteristics of permagnetic synchronous motor, utilize the reasonable combination of permanent magnet and ferrimagnet, a kind of spatial magnetic gear-shift mechanism of contactless, angled transmission is provided.The magnetic speed changer.
The present invention realizes through following technical scheme:
A kind of spatial magnetic gear-shift mechanism comprises stator and two bell-shaped rotors, the angled setting of two rotor spaces, and stator is flush-mounted between two rotors, between two rotors, leave the contactless structure in gap between two rotors and the stator; Said two bell-shaped rotor structures are identical, are made up of armature spindle, bell-shaped rotor pedestal and rotor magnetic pole respectively, and taper seat one side of two rotor pedestals is parallel, have that be provided with, permanent magnet material the in pairs magnetic pole of at least one pair on two rotor pedestals; The angled setting of said two armature spindles on same plane; Stator adopts ferromagnetic material, and said two armature spindles articulate through the stator support frame of bearing and support stator respectively.
Be provided with on said two rotor pedestals many during to magnetic pole, the extremely alternate setting of its magnetic pole N utmost point and S.Two armature spindles are made as different angles according to required driving angle difference, and angular range is: 30 °～150 °.Said stator is connected and composed by the straight sheet magnetic conduction bar that a plurality of both sides have the arc limit; Form mapping relations respectively with the magnetic pole of two rotors; The arc limit of the straight sheet of each stator is tangent with two rotor covers respectively; Be provided with the gap between each magnetic conduction bar, the thickness of the straight sheet of stator is that the distance between
adjacent two straight sheets of rotor magnetic pole width is
of rotor magnetic pole width
Beneficial effect of the present invention is:
The present invention adopts contactless structure, therefore wear and tear little, noise is little, need not lubricate, and is particularly suitable for the occasion that needs the space angled transmission, thereby it is low to have overcome mechanical type space transmission efficiency, noise is big, need lubricated, flimsy shortcoming.
The present invention's two armature spindles are made as different angles according to required driving angle difference, to be suitable for different application scenarios.The present invention is simple in structure, easy care, efficient high, long service life.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation of 90 ° of no stators of the present invention.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the parameter sketch map of the present invention's two rotors.
Fig. 5 does not have the stator structure sketch map for 30 ° of angles of the present invention.
Fig. 6 does not have the stator structure sketch map for 150 ° of angles of the present invention.
Fig. 7 does not have the stator structure sketch map for 45 of the present invention.
Fig. 8 does not have the stator structure sketch map for 135 ° of angles of the present invention.
Fig. 9 does not have the stator structure sketch map for 60 ° of angles of the present invention.
Figure 10 does not have the stator structure sketch map for hexagonal angle of the present invention.
Among the figure: 1. the first rotor, 11. armature spindles, 12. rotor pedestals, 13. magnetic poles, 2. second rotor, 3. stator, 31. stator support framves.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed description.
Embodiment 1: as shown in Figure 1, the present invention includes stator 3 and two bell-shaped rotors, and the angled setting of two rotor spaces, stator 3 is flush-mounted between two rotors, between two rotors, leave the contactless structure in gap between two rotors and the stator 3; Said two bell-shaped rotor structures are identical; Form by armature spindle 11, bell-shaped rotor pedestal 12 and rotor magnetic pole 13 respectively; Taper seat one side of two rotor pedestals 12 is parallel; Have at least one pair magnetic pole 13 in pairs that be provided with, permanent magnet material on two rotor pedestals 12, be provided with many during to magnetic pole, the extremely alternate setting of its magnetic pole N utmost point and S; Said two armature spindles 11 are made as different angles according to the required driving angle same plane that do not coexist, and angular range is: 30 °～150 °; Stator 3 adopts ferromagnetic material, and said two armature spindles 11 articulate through the stator support frame 31 of bearing and support stator respectively.
Said stator 3 is made up of the straight sheet magnetic conduction bar that a plurality of both sides have the arc limit; The distance that straight sheet thickness of two sides is respectively between
adjacent two straight sheets of institute's respective rotor magnet pole widths is the magnetic pole formation mapping relations of
the straight sheet of stator with two rotors of rotor magnetic pole width, plays the magnetic pole magnetic conduction effect of rotor.The arc limit of the straight sheet of each stator is tangent with two rotor covers respectively.
Rotor magnetic pole logarithm ratio according to the invention is the transmission no-load voltage ratio.The first rotor 1 number of pole-pairs is p
1, the number of pole-pairs of second rotor 2 is p
2, the transmission no-load voltage ratio that then realizes
As shown in Figure 3, the drift angle of the first rotor 1 is 2 θ
1, the drift angle of second rotor 2 is 2 θ
2, the armature spindle of the first rotor 1 and the armature spindle angulation θ of second rotor 2 are then arranged
0=θ
1+ θ
2, this example is 90 °.
The bottom surface radius of circle of the first rotor 1 is R
1, the high h of the first rotor 1 then
1=R
1Cot θ
1
The bottom surface radius of circle of second rotor 2 is R
1, the high h of second rotor 2 then
2=R
2Cot θ
2
Two rotor tangent planes isometric and parallel; Its gap is δ; The length of side is that
air gap tangent plane is the long a of being, wide is the rectangle of δ.
Operation principle of the present invention: utilized homopolarity mutual exclusion heteropole to attract characteristics mutually.During work, the tangent part of two rotors is direct acting by two rotors; In the indirect coupling part of the straight sheet magnetic conduction of stator bar, the rotor magnetic pole that is connected with driving wheel acts on the rotor magnetic pole that is connected with driven pulley through the straight sheet magnetic conduction of stator bar.Two armature spindle rotary courses keep the extremely corresponding S utmost point of N always, and two rotors are realized synchronous operation.
Embodiment 1: the angle of said two armature spindles of this example in same plane is 90 °, and being applicable to needs 30 ° of angle transmission situation in the practical problem, substitutes existing 30 ° of angle mechanical gear transmissions.Like Fig. 2 institute not.
Embodiment 2: this example is identical with embodiment 1 structure, and different is: the angle of said two armature spindles of this example in same plane is 30 °, and being applicable to needs 30 ° of angle transmission situation in the practical problem, substitutes existing 30 ° of angle mechanical gear transmissions.
Embodiment 3: this example is identical with embodiment 1 structure, and different is: the angle of said two armature spindles of this example in same plane is 150 °, and being applicable to needs 150 ° of angle transmission situation in the practical problem, substitutes existing 150 ° of angle mechanical gear transmissions.
Embodiment 4: this example is identical with embodiment 1 structure, and different is: the angle of said two armature spindles of this example in same plane is 45 °, and being applicable to needs 45 transmission situation in the practical problem, substitutes existing 45 mechanical gear transmission.
Embodiment 5: this example is identical with embodiment 1 structure, and different is: the angle of said two armature spindles of this example in same plane is 135 °, and being applicable to needs 135 ° of angle transmission situation in the practical problem, substitutes existing 135 ° of angle mechanical gear transmissions.
Embodiment 6: this example is identical with embodiment 1 structure, and different is: the angle of said two armature spindles of this example in same plane is 60 °, and being applicable to needs 60 ° of angle transmission situation in the practical problem, substitutes existing 60 ° of angle mechanical gear transmissions.
Embodiment 7: this example is identical with embodiment 1 structure, and different is: the angle of said two armature spindles of this example in same plane is 120 °, and being applicable to needs hexagonal angle transmission situation in the practical problem, substitutes existing hexagonal angle mechanical gear transmission.
Claims (4)
1. spatial magnetic gear-shift mechanism is characterized in that: comprise stator and two bell-shaped rotors, and the angled setting of two rotor spaces, stator is flush-mounted between two rotors, between two rotors, leave the contactless structure in gap between two rotors and the stator; Said two bell-shaped rotor structures are identical, are made up of armature spindle, bell-shaped rotor pedestal and rotor magnetic pole respectively, and taper seat one side of two rotor pedestals is parallel, have that be provided with, permanent magnet material the in pairs magnetic pole of at least one pair on two rotor pedestals; The angled setting of said two armature spindles on same plane; Stator adopts ferromagnetic material, and said two armature spindles articulate through the stator support frame of bearing and support stator respectively.
2. spatial magnetic gear-shift mechanism according to claim 1 is characterized in that: be provided with on said two rotor pedestals many during to magnetic pole, the extremely alternate setting of its magnetic pole N utmost point and S.
3. according to claim 1 or 2 said spatial magnetic gear-shift mechanisms, it is characterized in that: two armature spindles are made as different angles according to required driving angle difference, and angular range is: 30 °～150 °.
4. according to the said spatial magnetic gear-shift mechanism of claim 1; It is characterized in that: said stator is connected and composed by the straight sheet magnetic conduction bar that a plurality of both sides have the arc limit; Form mapping relations respectively with the magnetic pole of two rotors; The arc limit of the straight sheet of each stator is tangent with two rotor covers respectively; Be provided with the gap between each magnetic conduction bar, the thickness of the straight sheet of stator is that the distance between
adjacent two straight sheets of rotor magnetic pole width is
of rotor magnetic pole width
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110274977 CN102315755B (en) | 2011-09-16 | 2011-09-16 | Spatial magnetic gear transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110274977 CN102315755B (en) | 2011-09-16 | 2011-09-16 | Spatial magnetic gear transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102315755A true CN102315755A (en) | 2012-01-11 |
| CN102315755B CN102315755B (en) | 2013-05-29 |
Family
ID=45428638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110274977 Expired - Fee Related CN102315755B (en) | 2011-09-16 | 2011-09-16 | Spatial magnetic gear transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102315755B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710099A (en) * | 2012-06-21 | 2012-10-03 | 东北大学 | Magnetic driving wheel |
| CN109586549A (en) * | 2019-01-07 | 2019-04-05 | 湖南大学 | A kind of axial direction taper magnetic gear |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040000829A1 (en) * | 2002-06-28 | 2004-01-01 | Logitech Europe S.A. | Reduced backlash zero cogging reversing transmission |
| CN101499710A (en) * | 2008-02-03 | 2009-08-05 | 满永奎 | Magnetic gear transmission |
| WO2009110013A1 (en) * | 2008-03-06 | 2009-09-11 | Ugo Nevi | Magnetic motor transforming magnetic energy in kinetic energy |
-
2011
- 2011-09-16 CN CN 201110274977 patent/CN102315755B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040000829A1 (en) * | 2002-06-28 | 2004-01-01 | Logitech Europe S.A. | Reduced backlash zero cogging reversing transmission |
| CN101499710A (en) * | 2008-02-03 | 2009-08-05 | 满永奎 | Magnetic gear transmission |
| WO2009110013A1 (en) * | 2008-03-06 | 2009-09-11 | Ugo Nevi | Magnetic motor transforming magnetic energy in kinetic energy |
Non-Patent Citations (1)
| Title |
|---|
| MAN YONGKUI ETC.: "A kind of magnetic gear with high speed ratio", 《INFORMATION SCIENCES AND INTERACTION SCIENCES(ICIS)》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710099A (en) * | 2012-06-21 | 2012-10-03 | 东北大学 | Magnetic driving wheel |
| CN109586549A (en) * | 2019-01-07 | 2019-04-05 | 湖南大学 | A kind of axial direction taper magnetic gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102315755B (en) | 2013-05-29 |
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Granted publication date: 20130529 Termination date: 20130916 |