CN102510199A - Permanent-magnet generator - Google Patents
Permanent-magnet generator Download PDFInfo
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- CN102510199A CN102510199A CN2011103605093A CN201110360509A CN102510199A CN 102510199 A CN102510199 A CN 102510199A CN 2011103605093 A CN2011103605093 A CN 2011103605093A CN 201110360509 A CN201110360509 A CN 201110360509A CN 102510199 A CN102510199 A CN 102510199A
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Abstract
The invention discloses a permanent-magnet generator. The permanent-magnet generator comprises an impeller assembly, a stator part and a rotating shaft fixed on the axis of the stator part, wherein the impeller assembly is connected with the rotating shaft fixed on the stator part through a bearing; the stator part comprises a stator seat and a plurality of magnetic pole units fixed on the stator seat and being capable of rotating independently; the plurality of magnetic pole units capable of rotating independently are respectively connected with a driving mechanism fixed on the impeller assembly; and a regularly arranged and continually variable rotational magnetic field is formed via variation of the magnetic fields of the plurality of magnet pole units capable of rotating independently. In the invention, the plurality of rotatable magnet poles are arranged according to a reasonable layout of magnetic fields, the magnet pole presented to the outside is enabled to change through controlling the rotation of the magnetic fields of the plurality of independent magnet pole units fixed on the stator, so as to generate a stable and sustainable rotational magnetic field, and under the action of the variable magnetic field, an electromagnetic coil on the stator generates induced current and electrical energy.
Description
Technical field
The invention belongs to the new forms of energy technical field of motors, particularly a kind of use is mechanical with the permanent magnet generator of the rotating magnetic field that magnetic force constitutes.
Background technology
In existing permanent magnet generator like the permanent-magnet type wind-driven generator; Structure as the one of which is that impeller drives a cover speed increasing mechanism and improves rotating speed under the effect of wind-force; Drive the rotor rotation of generator again; On the rotor of generator, be furnished with the permanent magnet that a plurality of N, S replace, under the effect of variation magnetic field, make the solenoid that is arranged on the stator produce induced current, produce electric energy.In the prior art; Because impeller need overcome the moment of resistance of speed increasing mechanism and the generation of generator internal magnetic field; Thereby the grade of wind-force had certain requirement; Must reach its minimum wind scale special talent that starts and to make its work, need generator placed certain height or be arranged on specific area for this reason, thereby make the extensive use of wind-driven generator receive certain restriction.
Summary of the invention
Goal of the invention of the present invention is: to the problem of above-mentioned existence; Permanent-magnet type wind-driven generator or the hydroelectric generator that can under less wind-force or waterpower, just can effectively work are provided; It utilizes the basic functional principle of magnetic support and rotary magnet; Through the reasonable magnetic field layout arrangement, utilization changes its magnetic pole that externally appears through the rotation that control is fixed on a plurality of independent magnetic pole unit magnetic field on its stator with a plurality of rotatable magnetic poles, under the effect of less external force, on stator, produces a stable continuable rotating magnetic field; Under the effect of variation magnetic field, make the solenoid that is arranged on the stator produce induced current, produce electric energy.
Technical scheme of the present invention is achieved in that a kind of permanent-magnet type generator; Comprise impeller sets zoarium, stationary part and be fixed on the rotating shaft on the stationary part axis; The impeller sets zoarium is connected with rotating shaft on being fixed on stationary part through bearing; It is characterized in that: said stationary part comprises stator seat and is fixed on several the independently rotary magnetic pole units on the stator seat; Described several independently rotary magnetic pole units respectively be fixed on the impeller sets zoarium on driving mechanism be connected, the variation through several independently rotary magnetic pole unit magnetic fields forms a regular layout and can the continually varying rotating magnetic field, the magnetic line of force that the solenoid cutting magnetic pole unit that is arranged on the stationary part is formed; Thereby generation induced current produces electric energy.
A kind of permanent-magnet type generator of the present invention; The number of pole-pairs of its described several independently rotary magnetic pole units is identical, axis is parallel to each other is evenly arranged on the same circumference of stator seat, and the direction in the magnetic field of described independently rotary magnetic pole unit and its axis are perpendicular.
A kind of permanent-magnet type generator of the present invention; Its center at stationary part also is furnished with a rotary pole; The magnetic direction of said rotary pole is vertical with the direction of its rotation, and the number of pole-pairs of said rotary pole equals the product of number of pole-pairs of quantity and one of them magnetic pole unit of independently rotary magnetic pole unit on the stationary part.
A kind of permanent-magnet type generator of the present invention; Its impeller sets zoarium comprises the annulus of a parcel stator seat excircle; On said annulus, be furnished with the permanent magnet that a plurality of planes or cambered surface and polarity are N, S is alternate, the number of pole-pairs of said annulus be arranged in independently rotary magnetic pole unit on the stationary part quantity and independently rotary magnetic pole unit number of pole-pairs product or be the integral multiple of its product.
A kind of permanent-magnet type generator of the present invention, its said stationary part also include and are fixed on the solenoid between adjacent two independently rotary magnetic pole units arbitrarily.
A kind of permanent-magnet type generator of the present invention, the pole orientation of its described several independently rotary magnetic pole units pole orientation consistent or adjacent two independently rotary magnetic pole units arbitrarily are perpendicular.
A kind of permanent-magnet type generator of the present invention, its said driving mechanism that is fixed on the impeller sets zoarium include one with stationary part drive gear disk coaxial, that be meshed with gear on being fixed on each independently rotary magnetic pole unit rotating shaft.
A kind of permanent-magnet type generator of the present invention, its said drive gear disk constitutes planetary gearsets jointly with the gear that is arranged in the independently rotary magnetic pole unit on the same circumference of stationary part and be arranged on the rotating shaft of rotary pole at stationary part center.
A kind of permanent-magnet type generator of the present invention; Its said drive gear disk drives independently rotary magnetic pole unit and rotary pole rotation in the same way synchronously on the stationary part, and the direction of rotation of the direction of rotation of said annulus and independently rotary magnetic pole unit and rotary pole is opposite.
A kind of permanent-magnet type generator of the present invention, the axle center of its said rotary pole is the integral multiple of 1/2 girth of independently rotary magnetic pole unit with the pairing rotary pole of angle of the axial connecting line formation of adjacent two independently rotary magnetic pole units arbitrarily and the arc length of annulus.
The beneficial effect that the present invention produces is: because in the present invention; Impeller is under the effect of wind-force or waterpower; Its with rotating part only be arranged on a plurality of rotatable magnetic pole unit on the stator; Its moment of inertia of comparing with the permanent-magnet type wind-driven generator of prior art greatly reduces, simultaneously because impeller with the circumference of external gear much larger than the pinion that is fixed in a plurality of rotatable magnetic pole unit rotating shafts, so can remove necessary speed increasing mechanism in the prior art in the present invention; Thereby make that application scenario of the present invention obtains expanding, can under the effect of less wind-force or waterpower, operate as normal export electric energy.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Mark among the figure: 1 is stator seat, and 2 is independently rotary magnetic pole unit, and 3 are rotating shaft, and 4 is solenoid, and 5 is rotary pole, and 6 is annulus, and 7 is permanent magnet.
Embodiment
Below in conjunction with accompanying drawing, the present invention is done detailed explanation.
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
As shown in Figure 1; A kind of permanent-magnet type generator; Comprise impeller sets zoarium, stationary part and be fixed on the rotating shaft 3 on the stationary part axis; The impeller sets zoarium is connected with rotating shaft 3 on being fixed on stationary part through bearing, and said stationary part comprises stator seat 1 and be fixed on six independently rotary magnetic pole units 2 on the stator seat 1, described six independently rotary magnetic pole units 2 respectively be fixed on the impeller sets zoarium on driving mechanism be connected; Variation through six independently rotary magnetic pole unit 2 magnetic fields forms a regular layout and can the continually varying rotating magnetic field; Under the effect of variation magnetic field, make the magnetic line of force of solenoid 4 cutting magnetic pole units 2 formation that are arranged on the stationary part, thereby produce induced current, produce electric energy.Also be provided with solenoid 4 between adjacent two independently rotary magnetic pole units 2 arbitrarily.
Wherein, The number of pole-pairs of described six independently rotary magnetic pole units 2 is 1 pair; And its axis is parallel to each other and is evenly arranged on the same circumference of stator seat 1; And the direction in the magnetic field of described independently rotary magnetic pole unit 2 and its axis are perpendicular, and the pole orientation of described six independently rotary magnetic pole units 2 pole orientation consistent or adjacent two independently rotary magnetic pole units 2 arbitrarily are perpendicular; Also be furnished with a rotary pole 5 at the center of stationary part; The magnetic direction of said rotary pole 5 is vertical with the direction of its rotation; And the number of pole-pairs of said rotary pole 5 equals the product of number of pole-pairs of quantity and the independently rotary magnetic pole unit 2 of independently rotary magnetic pole unit 2 on the stationary part; In the present embodiment, then the number of pole-pairs of rotary pole 5 is 6 pairs.
Wherein, The impeller sets zoarium comprises the annulus 6 of parcel stator seat 1 excircle; On said annulus 6, being furnished with a plurality of planes or cambered surface and polarity is the alternate permanent magnet 7 of N, S, the number of pole-pairs of said annulus 6 be arranged in independently rotary magnetic pole unit 2 on the stationary part quantity and independently rotary magnetic pole unit 2 number of pole-pairs product or be the integral multiple of its product, in the present embodiment; Then the number of pole-pairs of annulus is 2 times of its product, promptly 12 pairs.
Wherein, The said driving mechanism that is fixed on the impeller sets zoarium include one with stationary part drive gear disk coaxial, that be meshed with gear on being fixed on each independently rotary magnetic pole unit 2 rotating shaft; Said drive gear disk is internal gear disk or external gear disk, and said drive gear disk constitutes planetary gearsets jointly with the gear that is arranged in the independently rotary magnetic pole unit 2 on the same circumference of stationary part and be arranged on the rotating shaft of rotary pole 5 at stationary part center; Said drive gear disk drives independently rotary magnetic pole unit 2 and rotary pole 5 rotation in the same way synchronously on the stationary part, and the direction of rotation of the direction of rotation of said annulus 6 and independently rotary magnetic pole unit 2 and rotary pole 5 is opposite; The axle center of said rotary pole 5 is the integral multiple of 1/2 girth of independently rotary magnetic pole unit 2 with the pairing rotary pole 5 of angle of the axial connecting line formation of adjacent two independently rotary magnetic pole units 2 arbitrarily and the arc length of annulus 6.
Operation principle of the present invention: drive the rotary pole rotation at the annulus that is wrapped in the stator seat excircle, six independently rotary magnetic pole units and stationary part center with driving mechanism through impeller sets is fit; Make the magnetic line of force of its formation of solenoid cutting that is arranged on the stationary part; Because fan blade only need drive the rotation of several rotary poles; And fan blade rotate a circle rotary pole to rotate 6 the circle; It is fast again to add the rate of change of magnetic that its corresponding rate of change of magnetic of each coil answers than conventional single pole pair; Thereby can not have only to need less wind-force just can make the generator operate as normal under the situation of speed increasing mechanism, thus under the effect of rotating magnetic field, produce induced current, produce electric energy.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. permanent-magnet type generator; Comprise impeller sets zoarium, stationary part and be fixed on the rotating shaft (3) on the stationary part axis; The impeller sets zoarium is connected with rotating shaft (3) on being fixed on stationary part through bearing; It is characterized in that: said stationary part comprises stator seat (1) and is fixed on several the independently rotary magnetic pole units (2) on the stator seat (1); Described several independently rotary magnetic pole units (2) respectively be fixed on the impeller sets zoarium on driving mechanism be connected, the variation through several independently rotary magnetic pole unit (2) magnetic fields forms a regular layout and can the continually varying rotating magnetic field, the magnetic line of force that solenoid (4) the cutting magnetic pole unit (2) that is arranged on the stationary part is formed; Thereby generation induced current produces electric energy.
2. a kind of permanent-magnet type generator according to claim 1; It is characterized in that: the number of pole-pairs of described several independently rotary magnetic pole units (2) is identical, axis is parallel to each other is evenly arranged on the same circumference of stator seat (1), and the direction in the magnetic field of described independently rotary magnetic pole unit (2) and its axis are perpendicular.
3. a kind of permanent-magnet type generator according to claim 2; It is characterized in that: also be furnished with a rotary pole (5) at the center of stationary part; The magnetic direction of said rotary pole (5) is vertical with the direction of its rotation, and the number of pole-pairs of said rotary pole (5) quantity that equals independently rotary magnetic pole unit (2) on the stationary part with the product of the number of pole-pairs of independently rotary magnetic pole unit (2).
4. a kind of permanent-magnet type generator according to claim 3; It is characterized in that: the impeller sets zoarium comprises the annulus (6) of parcel stator seat (a 1) excircle; On said annulus (6), be furnished with the permanent magnet (7) that a plurality of planes or cambered surface and polarity are N, S is alternate, the number of pole-pairs of said annulus (6) is for the product of the number of pole-pairs of the quantity and the independently rotary magnetic pole unit (2) that are arranged in independently rotary magnetic pole unit (2) on the stationary part or be the integral multiple of its product.
5. according to any described a kind of permanent-magnet type generator in the claim 1 to 4, it is characterized in that: said stationary part also includes and is fixed on the solenoid (4) between adjacent two independently rotary magnetic pole units (2) arbitrarily.
6. a kind of permanent-magnet type generator according to claim 5 is characterized in that: the pole orientation of described several independently rotary magnetic pole units (2) pole orientation consistent or adjacent two independently rotary magnetic pole units (2) arbitrarily are perpendicular.
7. a kind of permanent-magnet type generator according to claim 5 is characterized in that: the said driving mechanism that is fixed on the impeller sets zoarium include one with stationary part drive gear disk coaxial, that be meshed with gear on being fixed on each independently rotary magnetic pole unit (2) rotating shaft.
8. a kind of permanent-magnet type generator according to claim 7 is characterized in that: said drive gear disk constitutes planetary gearsets jointly with the gear that is arranged in the independently rotary magnetic pole unit (2) on the same circumference of stationary part and be arranged on the rotating shaft of rotary pole (5) at stationary part center.
9. a kind of permanent-magnet type generator according to claim 8; It is characterized in that: said drive gear disk drives independently rotary magnetic pole unit (2) and rotary pole (5) rotation in the same way synchronously on the stationary part, and the direction of rotation of the direction of rotation of said annulus (6) and independently rotary magnetic pole unit (2) and rotary pole (5) is opposite.
10. a kind of permanent-magnet type generator according to claim 9 is characterized in that: the axle center of said rotary pole (5) is the integral multiple of 1/2 girth of independently rotary magnetic pole unit (2) with the pairing rotary pole of angle (5) of the axial connecting line formation of adjacent two independently rotary magnetic pole units (2) arbitrarily and the arc length of annulus (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103605093A CN102510199A (en) | 2011-11-15 | 2011-11-15 | Permanent-magnet generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103605093A CN102510199A (en) | 2011-11-15 | 2011-11-15 | Permanent-magnet generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102510199A true CN102510199A (en) | 2012-06-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103605093A Pending CN102510199A (en) | 2011-11-15 | 2011-11-15 | Permanent-magnet generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102510199A (en) |
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2011
- 2011-11-15 CN CN2011103605093A patent/CN102510199A/en active Pending
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Application publication date: 20120620 |