CN101586655B - Permanent magnet energy-collecting gear - Google Patents
Permanent magnet energy-collecting gear Download PDFInfo
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- CN101586655B CN101586655B CN2008100985648A CN200810098564A CN101586655B CN 101586655 B CN101586655 B CN 101586655B CN 2008100985648 A CN2008100985648 A CN 2008100985648A CN 200810098564 A CN200810098564 A CN 200810098564A CN 101586655 B CN101586655 B CN 101586655B
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- permanent magnet
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Abstract
The invention discloses a permanent magnet energy-collecting gear. A wheel base is made of nonferrous magnetic material, openings are disposed on the rim of the wheel base equidistantly, and a rotating shaft mounting hole is arranged in the center of the wheel base; the permanent magnet energy-collecting gear comprises a magnetic conduction chute and a permanent magnet group which is embedded in the magnetic conduction chute to form permanent-magnet energy-collecting teeth; a main permanent magnet is arranged in the center, and side permanent magnets are arranged at the left and the right of the main permanent magnet; when the N pole of the main permanent magnet is outward, the N poles of the side permanent magnets face to the main permanent magnet, and the S poles of the side permanent magnets face to the wall of the magnetic conduction chute; and on the contrary, the result is opposite. The permanent magnet energy-collecting teeth are mounted and fixed in the openings in the rim of the wheel base, the notch of the magnetic conduction chute faces to the outer side of the rim, and the permanent magnet energy-collecting teeth on the circumference of the rim are arranged in such a way that the N poles and the S poles are spaced equidistantly; two permanent magnet energy-collecting gears are oppositely mounted in parallel, wherein the N pole teeth of one permanent magnet energy-collecting gear correspond to the S pole teeth of the other permanent magnet energy-collecting gear, and a working air gap is remained between the two permanent magnet energy-collecting gears.
Description
Technical field
The invention belongs to gear torque and transmit field of mechanical technique, relate in particular to a kind of permanent magnet energy-collecting gear technology.
Background technique
In current power transmission technical field, produced " permanent magnetic gear wheel " drive technology of non-gear contact.Chinese patent " a kind of Permanent magnetic amtipodal gear wheel " (application number: 200610112954.7) disclose this technology.Though this technology is aggregated in magnetostatic energy the surface of permanent magnetism tooth effectively, also there is the waste of permanent magnetism tooth space, be unfavorable for the shortcoming that permanent magnetism tooth surface magnetostatic energy further increases.
Summary of the invention
The object of the present invention is to provide a kind of permanent magnet energy-collecting gear,, increase the between cog active force to reduce the volume of gear.
For achieving the above object, permanent magnet energy-collecting gear provided by the invention comprises wheel base and permanent magnet energy-collecting tooth two-part, wherein:
The wheel base section: the wheel base is a Nonferromugnetic material, having gap, is provided with the rotating shaft mounting hole in the central authorities of taking turns base with taking turns basic wheel rim equal intervals;
The permanent magnet energy-collecting toothed portion: the permanent magnet energy-collecting tooth is that set of permanent magnets and magnetic conductive groove are formed, and magnetic conductive groove is that permeability magnetic material is made, and set of permanent magnets is embedded in and forms the permanent magnet energy-collecting tooth in the magnetic conductive groove;
The permanent magnet combination mode of set of permanent magnets is: main permanent magnet is in central authorities, and the side permanent magnet is in the left and right sides of main permanent magnet; Main permanent magnet and side permanent magnet are that hard magnetic material is made;
When main permanent magnet N was extremely outside, the N utmost point of side permanent magnet was to main permanent magnet, and the S utmost point is to the cell wall of magnetic conductive groove; When main permanent magnetism S was extremely outside, the S utmost point of side permanent magnet was to main permanent magnet one side, and the N utmost point is towards the cell wall of magnetic conductive groove;
The permanent magnet energy-collecting tooth is fixed in the wheel rim gap of wheel base, the notch of magnetic conductive groove is towards the wheel rim outside, and the permanent magnet energy-collecting tooth on the wheel rim circumference is that the N utmost point and S are extremely spaced;
Align installation with two permanent magnet energy-collecting gears are parallel, the S utmost point tooth of corresponding another permanent magnet energy-collecting gear of the N utmost point tooth of one of them permanent magnet energy-collecting gear leaves working gas gap between two permanent magnet energy-collecting gears; When one of them permanent magnet energy-collecting gear rotated, the permanent magnet energy-collecting tooth drove another permanent magnet energy-collecting gear and rotates by suction between the corresponding teeth and the repulsion transmitting torque between the adjacent teeth.
Described permanent magnet energy-collecting gear, wherein, the height of side permanent magnet is identical with the height of the cell wall of magnetic conductive groove and main permanent magnet.
Described permanent magnet energy-collecting gear, wherein, the gap between two permanent magnet energy-collecting gears is during greater than 2mm, and the height of side permanent magnet is lower than the height of cell wall and main permanent magnet, and its minimum altitude must be greater than 80% of cell wall and main permanent magnet height.
Described permanent magnet energy-collecting gear, wherein, Nonferromugnetic material is aluminum alloy or carbon fiber.
Described permanent magnet energy-collecting gear, wherein, permeability magnetic material is carbon steel Q235.
Described permanent magnet energy-collecting gear, wherein, hard magnetic material is a neodymium iron boron.
Permanent magnet energy-collecting gear provided by the invention, between the cell wall of main permanent magnet and magnetic conductive groove, formed the magnetic line of force of two groups of symmetries, because of the permeability of ferromagnetic metal permeability much larger than air, so notch surface has been concentrated the magnetostatic energy in most open magnetic fields, article two, be arranged on the side permanent magnet between main permanent magnet and the magnetic conductive groove cell wall, the magnetic line of force in permanent magnet and the cell wall is shortened, reduced the magnetic internal resistance, can increase surperficial magnetostatic energy 10% (under permanent magnet the same terms).
Description of drawings
Fig. 1 is a permanent magnet energy-collecting gear general structure schematic representation of the present invention;
Fig. 2 is along A-A section permanent magnet energy-collecting toothing schematic representation among Fig. 1;
Fig. 3 transmits schematic representation for permanent magnet energy-collecting gear moment of torsion of the present invention;
Fig. 4 is along the magnetic pole corresponding relation schematic representation of B-B section permanent magnet energy-collecting tooth among Fig. 3.
Embodiment
Below described content be the detailed description of in conjunction with the accompanying drawings the present invention being done, and should not be understood that it is limitation of the invention.
Permanent magnet energy-collecting gear of the present invention comprises wheel base and permanent magnet energy-collecting tooth two-part, wherein:
The wheel base of wheel base section is made (for example materials such as aluminium, aluminum alloy or carbon fiber all can) by Nonferromugnetic material, is having gap on the wheel rim equal intervals ground of wheel base, and the central authorities basic at wheel are provided with the rotating shaft mounting hole, to be connected with drive motor.
The permanent magnet energy-collecting toothed portion: the permanent magnet energy-collecting tooth is made of magnetic conductive groove, set of permanent magnets two-part.Magnetic conductive groove is by magnetic conductive metal manufacturing (for example carbon steel Q235); The permanent magnet combination mode of set of permanent magnets is: main permanent magnet is in central authorities, and the side permanent magnet is in the both sides of main permanent magnet.Set of permanent magnets is embedded in formation permanent magnet energy-collecting tooth in the magnetic conductive groove.Extremely outside as main permanent magnet N, the N utmost point of side permanent magnet is to main permanent magnet, and the S utmost point is to cell wall; Extremely outside as main permanent magnetism S, the S utmost point of side permanent magnet is to main permanent magnet, and the N utmost point is to cell wall.The height of ordinary circumstance downside permanent magnet is identical with the height of cell wall and main permanent magnet, when the gap between two permanent magnet energy-collecting gears during greater than 2mm, the height of side permanent magnet can be lower than the height of cell wall and main permanent magnet, but minimum altitude must not be lower than 80% of cell wall and main permanent magnet height.Permanent magnet is by hard magnetic material manufacturing (for example neodymium iron boron).
The permanent magnet energy-collecting tooth is fixed in the wheel rim gap, and notch is to the wheel rim outside, and the permanent magnet energy-collecting tooth on the wheel rim circumference is that the N utmost point and S are extremely equidistantly spaced.
Align installation with two permanent magnet energy-collecting gears are parallel, corresponding another S utmost point tooth of taking turns of one of them N utmost point tooth of taking turns leaves working gas gap between two permanent magnet energy-collecting gears.When a wheel turns, the permanent magnet energy-collecting tooth drives another gear and rotates by suction between the corresponding teeth and the repulsion transmitting torque between the adjacent teeth.
Be described in detail below in conjunction with accompanying drawing.
Please referring to Fig. 1, in the wheel rim circumference gap of wheel base 1, be inlaid with permanent magnet energy-collecting tooth 2, this permanent magnet energy-collecting tooth 2 is equidistant along the circumference gap, and N utmost point tooth and S utmost point tooth are spaced.Central authorities at wheel base 1 establish rotary shaft hole 3, are used to connect drive motor.The wheel base is by Nonferromugnetic material manufacturing (for example aluminium, aluminum alloy, carbon fiber).
Please referring to Fig. 2, permanent magnet energy-collecting tooth 2 is made of magnetic conductive groove 2a and set of permanent magnets 2b.The compound mode of set of permanent magnets 2b is: main permanent magnet 2b ' is in the central authorities of magnetic conductive groove 2a, two side permanent magnet 2b " be separately fixed between the cell wall of the both sides of main permanent magnet 2b ' and magnetic conductive groove 2a.As the N of main permanent magnet 2b ' extremely outwards time the, side permanent magnet 2b " the N utmost point towards main permanent magnet 2b ', the S utmost point is to the cell wall of magnetic conductive groove 2a, this moment, cell wall was magnetized to the S utmost point.As the S of main permanent magnet 2b ' extremely outwards time the, side permanent magnet 2b " the S utmost point to main permanent magnet 2b ', the N utmost point is to the cell wall of magnetic conducting wall 2a, this moment, cell wall was magnetized to the N utmost point.Magnetic conductive groove 2a is by ferromagnetic metal manufacturing (for example carbon steel Q345).Permanent magnet 2b is by hard magnetic material manufacturing (for example neodymium iron boron).Formed symmetrical magnetic line of force 2c between the cell wall of main permanent magnet 2b ' and magnetic conductive groove 2a.Because of the permeability of ferromagnetic metal permeability, so notch surface has been concentrated the magnetostatic energy in most open magnetic fields much larger than air.
Please referring to Fig. 3, when driving wheel 4 rotates, and relative displacement generation active force will take place between the follower 5, promptly produce suction between the permanent magnet energy-collecting tooth 2 ' of the permanent magnet energy-collecting tooth 2 of driving wheel 4 and corresponding follower 5; And the place ahead permanent magnet energy-collecting tooth 2 " between produce repulsion, thus the moment of torsion of Chuan Diing make follower 5 and then driving wheel 4 rotate.
Please referring to Fig. 4, the rotatingshaft of drive motor 6 is installed in the rotary shaft hole 3 of driving wheel 4.The permanent magnet energy-collecting tooth 2 of driving wheel 4 becomes the opposite pole corresponding relation with the permanent magnet energy-collecting tooth 2 ' of follower 5, produces attraction force each other.Air gap is more little between the two-wheeled, and attraction force is big more, so both gaps are as far as possible little, its design principle is that both must not come in contact collision when temperature expansion and rotation centrifugal distortion.
Advantage of the present invention is, reduced the volume 10% of gear, increases the active force 10% of permanent magnetism tooth, reduced manufacturing cost more than 10%.
Claims (6)
1. a permanent magnet energy-collecting gear comprises wheel base and permanent magnet energy-collecting tooth two-part, wherein:
The wheel base section: the wheel base is a Nonferromugnetic material, having gap, is provided with the rotating shaft mounting hole in the central authorities of taking turns base with taking turns basic wheel rim equal intervals;
The permanent magnet energy-collecting toothed portion: the permanent magnet energy-collecting tooth is that set of permanent magnets and magnetic conductive groove are formed, and magnetic conductive groove is that permeability magnetic material is made, and set of permanent magnets is embedded in and forms the permanent magnet energy-collecting tooth in the magnetic conductive groove;
The permanent magnet combination mode of set of permanent magnets is: main permanent magnet is in central authorities, and the side permanent magnet is in the left and right sides of main permanent magnet; Main permanent magnet and side permanent magnet are that hard magnetic material is made;
When main permanent magnet N was extremely outside, the N utmost point of side permanent magnet was to main permanent magnet, and the S utmost point is to the cell wall of magnetic conductive groove; When main permanent magnetism S was extremely outside, the S utmost point of side permanent magnet was to main permanent magnet one side, and the N utmost point is towards the cell wall of magnetic conductive groove;
The permanent magnet energy-collecting tooth is fixed in the wheel rim gap of wheel base, the notch of magnetic conductive groove is towards the wheel rim outside, and the permanent magnet energy-collecting tooth on the wheel rim circumference is that the N utmost point and S are extremely spaced;
The parallel sided of two permanent magnet energy-collecting gears is aligned installation, and the S utmost point tooth of corresponding another permanent magnet energy-collecting gear of the N utmost point tooth of one of them permanent magnet energy-collecting gear leaves working gas gap between two permanent magnet energy-collecting gears; When one of them permanent magnet energy-collecting gear rotated, the permanent magnet energy-collecting tooth drove another permanent magnet energy-collecting gear and rotates by suction between the corresponding teeth and the repulsion transmitting torque between the adjacent teeth.
2. permanent magnet energy-collecting gear as claimed in claim 1, wherein, the height of side permanent magnet is identical with the height of the cell wall of magnetic conductive groove and main permanent magnet.
3. permanent magnet energy-collecting gear as claimed in claim 1, wherein, the gap between two permanent magnet energy-collecting gears is during greater than 2mm, and the height of side permanent magnet is lower than the height of cell wall and main permanent magnet, and its minimum altitude is greater than 80% of cell wall and main permanent magnet height.
4. permanent magnet energy-collecting gear as claimed in claim 1, wherein, Nonferromugnetic material is aluminum alloy or carbon fiber.
5. permanent magnet energy-collecting gear as claimed in claim 1, wherein, permeability magnetic material is carbon steel Q235.
6. permanent magnet energy-collecting gear as claimed in claim 1, wherein, hard magnetic material is a neodymium iron boron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100985648A CN101586655B (en) | 2008-05-22 | 2008-05-22 | Permanent magnet energy-collecting gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100985648A CN101586655B (en) | 2008-05-22 | 2008-05-22 | Permanent magnet energy-collecting gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101586655A CN101586655A (en) | 2009-11-25 |
| CN101586655B true CN101586655B (en) | 2011-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100985648A Expired - Fee Related CN101586655B (en) | 2008-05-22 | 2008-05-22 | Permanent magnet energy-collecting gear |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110112957B (en) * | 2018-03-30 | 2022-07-08 | 珠海市磐石电子科技有限公司 | Magnetic gear |
| CN108506456A (en) * | 2018-06-22 | 2018-09-07 | 红塔辽宁烟草有限责任公司沈阳卷烟厂 | Cigarette filter rod receiver turning part magnetic force meshing geared arrangement |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1920338A (en) * | 2006-09-13 | 2007-02-28 | 李岭群 | Magnetic gear wheel with collar groove permanent magnetic amplitude structure and magnetic gear wheel set |
| CN1920339A (en) * | 2006-09-13 | 2007-02-28 | 李岭群 | Magnetic gear wheel with amtipodal permanent magnetic structure and magnetic gear wheel set |
| CN1920331A (en) * | 2006-09-13 | 2007-02-28 | 李岭群 | Magnetic gear set for variable speed torsion delivery |
| CN1924405A (en) * | 2006-09-13 | 2007-03-07 | 李岭群 | Water chestnet type permanent magnetic gear wheel and torque gear |
-
2008
- 2008-05-22 CN CN2008100985648A patent/CN101586655B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1920338A (en) * | 2006-09-13 | 2007-02-28 | 李岭群 | Magnetic gear wheel with collar groove permanent magnetic amplitude structure and magnetic gear wheel set |
| CN1920339A (en) * | 2006-09-13 | 2007-02-28 | 李岭群 | Magnetic gear wheel with amtipodal permanent magnetic structure and magnetic gear wheel set |
| CN1920331A (en) * | 2006-09-13 | 2007-02-28 | 李岭群 | Magnetic gear set for variable speed torsion delivery |
| CN1924405A (en) * | 2006-09-13 | 2007-03-07 | 李岭群 | Water chestnet type permanent magnetic gear wheel and torque gear |
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| Publication number | Publication date |
|---|---|
| CN101586655A (en) | 2009-11-25 |
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Granted publication date: 20110112 Termination date: 20170522 |