CN102655354B - Rotor unit, power generating system, rotating motor, and generator, and assembly method for rotating motor - Google Patents
Rotor unit, power generating system, rotating motor, and generator, and assembly method for rotating motor Download PDFInfo
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- CN102655354B CN102655354B CN201210048849.7A CN201210048849A CN102655354B CN 102655354 B CN102655354 B CN 102655354B CN 201210048849 A CN201210048849 A CN 201210048849A CN 102655354 B CN102655354 B CN 102655354B
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- rotor
- hole
- rotating shaft
- clamp member
- fixed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Manufacture Of Motors, Generators (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides a rotor unit, a power generating system, a rotating motor, and a generator, and an assembly method for the rotating motor, in a structure with a rotor capable of fixing the a rotating shaft part in a cantilever shape, complexity of the assembly process for fixing the rotating shaft part at the rotor can be inhibited. The rotor unit is provided with: a rotor (31) capable of fixing a rotor iron core (32) at a rotating shaft support part (33) of a rotating shaft part (2a) in a cantilever shape; and a clamp (41) capable of simultaneously used as a cover, the clamp is constructed in that, the rotor is fixed in the state that the rotating shaft supporting part is not fixed at the rotating shaft part, and becomes the cover covering the rotor iron core under the condition that the rotating shaft supporting part is fixed at the rotating shaft part, and the clamp part is provided with a first through hole (41a), when the rotating shaft part is fixed toward the rotating shaft part, the first through hole is used for guiding the rotor to the interior of a stator (21).
Description
Technical field
The present invention relates to the assemble method of rotor unit, wind generator system, electric rotating machine, generator and electric rotating machine, be related specifically to that possess can by the assemble method of the rotor unit of rotary shaft in rotor fixing in cantilever manner, wind generator system, electric rotating machine, generator and electric rotating machine.
Background technology
It is in the past, known that possess can by the motor (such as, referenced patent document 1) of rotary shaft in rotor fixing in cantilever manner.
In above-mentioned patent documentation 1, disclose following inbuilt motor, it possesses: rotating part (rotor unit), and described rotating part comprises rotor core, and output shaft (rotary shaft) is fix in cantilever manner by described rotating part; Fixed part (stator), described fixed part comprises stator core, and this stator core is rotor core faced by radial direction; And engine casing (Eng Cas), described engine casing (Eng Cas) covers rotor core and stator core.
Patent documentation 1: Japanese Unexamined Patent Publication 2001-309613 publication
But, in the motor that above-mentioned patent documentation 1 is recorded, under the state that output shaft is not fixed in rotating part, need to carry out disposing to avoid rotor core to contact with stator core, according to the difference of the mode of this disposal, there is the problem that assembling procedure becomes complicated.
Summary of the invention
The present invention makes to solve above-mentioned problem just, one object of the present invention is the assemble method providing a kind of rotor unit, wind generator system, electric rotating machine, generator and electric rotating machine, possessing and can, by the structure of rotary shaft in rotor fixing in cantilever manner, assembling procedure when rotary shaft being fixed to rotor can suppressed to become complicated.
In order to reach above-mentioned purpose, the rotor unit in a first aspect of the present invention possesses: rotor, and described rotor comprises rotating shaft support, and described rotating shaft support can by rotor core in being fixed on rotary shaft in cantilever manner; And clamp member, described clamp member is configured to, under the state that rotating shaft support is not fixed on rotary shaft, described clamp member fixed rotor, and, when rotating shaft support is fixed on rotary shaft, described clamp member becomes the cover covering rotor core, and this clamp member is formed with guide portion, when rotating shaft support is fixed in left-hand tools axle portion, this guide portion is used for inside rotor being directed to stator.
The blade that wind generator system in a second aspect of the present invention possesses rotary shaft, generator unit and is connected with rotary shaft, generator unit comprises: rotor, described rotor has rotating shaft support, and described rotating shaft support can by rotor core in being fixed on rotary shaft in cantilever manner; Stator, described stator has stator core, and this stator core configures in the mode opposed with rotor core; And clamp member, described clamp member is configured to, under the state that rotating shaft support is not fixed on rotary shaft, described clamp member fixed rotor, and, when rotating shaft support is fixed on rotary shaft, described clamp member becomes the cover covering rotor core and stator core, and this clamp member is formed with guide portion, when rotating shaft support is fixed in left-hand tools axle portion, this guide portion is used for inside rotor being directed to stator.
Electric rotating machine in a third aspect of the present invention possesses rotary shaft and rotary motor unit, and rotary motor unit comprises: rotor, and described rotor has rotating shaft support, and described rotating shaft support can by rotor core in being fixed on rotary shaft in cantilever manner; Stator, described stator has stator core, and this stator core configures in the mode opposed with rotor core; And clamp member, described clamp member is configured to, under the state that rotating shaft support is not fixed in rotary shaft, described clamp member fixed rotor, and, when rotating shaft support is fixed in rotary shaft, described clamp member becomes the cover covering rotor core and stator core, and this clamp member is formed with guide portion, when being fixed to rotary shaft by rotating shaft support, this guide portion is used for inside rotor being directed to stator.
Generator in a fourth aspect of the present invention possesses rotary shaft and generator unit, and generator unit comprises: rotor, and described rotor has rotating shaft support, and described rotating shaft support can by rotor core in being fixed on rotary shaft in cantilever manner; Stator, described stator has stator core, and this stator core configures in the mode opposed with rotor core; And clamp member, described clamp member is configured to, under the state that rotating shaft support is not fixed on rotary shaft, described clamp member fixed rotor, and, when rotating shaft support is fixed on rotary shaft, described clamp member becomes the cover covering rotor core and stator core, and this clamp member is formed with guide portion, when being fixed to rotary shaft by rotating shaft support, this guide portion is used for inside rotor being directed to stator.
The assemble method of the electric rotating machine in a fifth aspect of the present invention possesses following steps: step rotor being fixed on clamp member under the state that rotating shaft support is not fixed on rotary shaft; The step be used for the guide rod that the rotor being fixed on clamp member guides is installed in stator side; The guide portion being formed at clamp member is engaged with the guide rod being installed on stator side, thus by step that the rotor being fixed on clamp member guides to stator side; The rotating shaft support of rotor is fixed on the step of rotary shaft; After rotating shaft support is fixed on rotary shaft, by the step that guide rod unloads from stator side; And by guide portion, clamp member is fixed on the step of stator side by secure component.
In the present invention, as mentioned above, clamp member is set, under the state that rotating shaft support is not fixed on rotary shaft, this clamp member fixed rotor, and, this clamp member is formed with guide portion, when being fixed to rotary shaft by rotating shaft support, this guide portion is used for inside rotor being directed to stator, thus, under the state that rotating shaft support is not fixed on rotary shaft, by the guide portion of clamp member, while rotor core can be suppressed to contact with stator core, rotor can be directed to the inside of stator.In addition, by clamp member being configured to the cover covering rotor core, thus, when rotating shaft support is fixed on rotary shaft, clamp member directly can be used as the cover covering rotor core.Thus, when rotary shaft and rotating shaft support being fixed, without the need to unloading clamp member, therefore, correspondingly assembling procedure can be simplified.Consequently, assembling procedure when rotary shaft being supported on rotor can be suppressed to become complicated.
Accompanying drawing explanation
Fig. 1 is the integrally-built figure of the wind generator system that an embodiment of the invention are shown.
Fig. 2 is the cutaway view that the rotary shaft of the generator unit of an embodiment of the invention is not fixed on the state of rotating shaft support.
Fig. 3 is the figure observed from generator unit side of the wind generator system of an embodiment of the invention.
Fig. 4 is the rotary shaft of the generator unit of an embodiment of the invention cutaway view when being fixed to rotating shaft support.
Fig. 5 is the figure being also used as the fixture of cover observing an embodiment of the invention from generator unit side.
Fig. 6 is the figure of the protuberance of the rotating shaft support of the generator unit that an embodiment of the invention are shown.
Fig. 7 be the rotary shaft of the generator unit that an embodiment of the invention are shown be not fixed on rotating shaft support state under the cutaway view being also used as the fixture of cover and the installment state of rotor.
Fig. 8 is the cutaway view of the installment state of rotor when being fixed to rotating shaft support of the rotary shaft of the generator unit that an embodiment of the invention are shown and rotary shaft.
Fig. 9 is the figure being also used as the groove portion of the fixture of cover of the generator unit that an embodiment of the invention are shown.
Figure 10 be the rotary shaft of the generator unit that an embodiment of the invention are shown be not fixed to rotating shaft support state under the cutaway view of labyrinth seal structure.
Figure 11 is the cutaway view of the rotary shaft of the generator unit that an embodiment of the invention are shown labyrinth seal structure when being fixed to rotating shaft support.
Figure 12 is the figure of first bolt for rotating shaft support being installed on rotary shaft of the generator unit that an embodiment of the invention are shown.
Figure 13 illustrates that stator is installed on the figure of the state of speed increaser in the assemble method of the generator unit of an embodiment of the invention.
Figure 14 illustrates that guide rod is installed on the figure of the state of framework in the assemble method of the generator unit of an embodiment of the invention.
Figure 15 illustrates the figure by the state of guide rod guided rotor unit in the assemble method of the generator unit of an embodiment of the invention.
Figure 16 is the figure of the state of assemble method rotor cell location in stator of the generator unit illustrated in an embodiment of the invention.
Figure 17 is the figure of the variation that the wind generator system shown in Fig. 1 is shown.
Label declaration
1: generator unit (rotary motor unit);
2a: rotary shaft;
5: blade;
21: stator;
22: stator core;
31: rotor;
32: rotor core;
33: rotating shaft support;
41: the fixture (clamp member) being also used as cover;
41a: the first through hole (guide portion);
41b: the second through hole;
100,400: wind generator system;
130: the second bolts (the second secure component);
140: construction bolt (the first secure component);
200: labyrinth seal structure (sealing);
331: shaft insertion hole;
413: bolt-inserting hole (the 3rd through hole);
500: guide rod.
Embodiment
Below, based on accompanying drawing, embodiments of the present invention are described.
First, with reference to Fig. 1 ~ Figure 12, the structure of the wind generator system 100 of an embodiment of the invention is described.
As shown in Figure 1, wind generator system 100 is formed by with lower part: the generator unit 1 of built in type; The speed increaser 2 of generator unit 1 is installed; For receiving the nacelle 3 of generator unit 1 and speed increaser 2; Rotor head (rotor hub) 4; Blade 5; And tower cylinder (tower) 6.In addition, rotor head 4 is installed on rotating shaft 4a.In addition, at rotor head 4, multiple blade 5 is installed.In addition, nacelle 3 is installed on tower cylinder (support column) 6.In addition, generator unit 1 is an example of " rotary motor unit " of the present invention.
As shown in Figure 2 and Figure 4, generator unit 1 is made up of framework 11, stator 21, rotor 31 and the fixture 41 that is also used as cover.In addition, the fixture 41 being also used as cover is examples of " clamp member " of the present invention.In addition, be made up of " rotor unit " of the present invention rotor 31 and the fixture 41 being also used as cover.In addition, as shown in Figure 2 to 4, framework 11 is formed as drum.In addition, be provided with flange part 11a in the end of the side (side, Z1 direction) being provided with speed increaser 2 of framework 11,11a is protruding outside to radial direction for this flange part.Flange part 11a is formed as circle-shaped along the outer peripheral edges of framework 11.In addition, as shown in Figure 3 and Figure 4, framework 11 is configured to be installed on speed increaser 2 by multiple construction bolt 110.In addition, be provided with stage portion 11b in the end of the side, Z2 direction of framework 11, this stage portion 11b embeds for the fixture 41 being also used as cover.Part (bottom) in the side, Z1 direction of stage portion 11b is formed with multiple (being 8 in the present embodiment) screwed hole 11c with roughly angularly interval (about 45 degree of intervals).Screwed hole 11c is configured to screw togather for construction bolt 140 described later.In addition, observe from Z-direction, the part that the first through hole 41a and the second through hole 41b that multiple screwed hole 11c is located at framework 11, that be also used as the fixture 41 of cover with described later is corresponding.In addition, the first through hole 41a is an example of " guide portion " of the present invention.In addition, construction bolt 140 is examples of " the first secure component " of the present invention.
Stator 21 is fixedly mounted in the medial surface of framework 11.Further, stator 21 is made up of coiling 23 and the stator core 22 with flat drum.Stator core 22 is such as made up of stacked silicon steel plate.In addition, multiple grooving (not shown) is provided with at the inner peripheral surface of stator core 22.In addition, coiling 23 is accommodated in the grooving of stator core 22.In addition, coiling 23 is by such as consisting of multiple coilings of U phase, V phase and this three-phase current of W phase.
Rotor 31 comprises rotor core 32, rotating shaft support 33 and connects the arm 34 of rotor core 32 and rotating shaft support 33.Rotor core 32 is formed as flat drum, and is configured in the radial direction in the face of stator core 22.In addition, rotor core 32 is made up of such as stacked silicon steel plate, and rotor core 32 is provided with permanent magnet 32a at peripheral part.In addition, rotating shaft support 33 has the function be fixed the rotary shaft 2a described later be connected with speed increaser 2.Specifically, rotating shaft support 33 is formed as drum, and has the shaft insertion hole 331 inserted for rotary shaft 2a.Shaft insertion hole 331 is by running through rotating shaft support 33 in the mode extended along the direction of insertion (Z-direction) of rotary shaft 2a and being formed.In addition, as shown in Figure 4 and Figure 8, rotating shaft support 33 is configured to rotary shaft 2a to be inserted in the state of shaft insertion hole 331 in being fixed in cantilever manner.Now, rotating shaft support 33 is fixed by multiple first bolt 120 (with reference to Figure 12) with rotary shaft 2a, and described multiple first bolt 120 has hexagon ring 121 at head.In addition, the arm 34 extended along radial direction is installed at the lateral surface of rotating shaft support 33.
In addition, as shown in Figure 2 and Figure 8, at rotating shaft support 33, the bolt-inserting hole 332 that can insert for the first bolt 120 is formed in the mode penetratingly extended along the direction of insertion (Z-direction) of rotary shaft 2a.As shown in Figure 6, bolt-inserting hole 332 is provided with multiple (being 8 in the present embodiment).In addition, multiple bolt-inserting hole 332 is arranged in round shape along shaft insertion hole 331.In addition, as shown in figure 11, the diameter D2 of bolt-inserting hole 332 is larger than the diameter of axle D1 of the first bolt 120 and less than the diagonal distance E1 of the head of the first bolt 120.In addition, the not shown ridge that can screw togather for the second bolt 130 described later is formed at bolt-inserting hole 332.In addition, as shown in Figure 6 and Figure 7, the diameter spot-facing 333 larger than bolt-inserting hole 332 is formed with in the end by fixture 41 side (side, Z2 direction) being also used as cover of bolt-inserting hole 332.Spot-facing 333 has the degree of depth of the head can receiving the first bolt 120.
In addition, as shown in Fig. 2, Fig. 4 and Fig. 6 ~ Fig. 8, be provided with two circular protuberances 334 in the opposed faces (surface in Z2 direction) opposed with the fixture 41 being also used as cover of rotating shaft support 33, described two circular protuberances 334 are outstanding to fixture 41 side (side, Z2 direction) being also used as cover.Labyrinth seal structure 200 is formed with the groove portion 414 described later of the fixture 41 being also used as cover by these two protuberances 334.For this labyrinth seal structure 200, describe in detail below.In addition, as shown in Figure 6, observe from the direction of insertion (Z-direction) of rotary shaft 2a, two protuberances 334 are formed at than the position of multiple bolt-inserting hole 332 by the outside of radial direction in the mode of surrounding multiple bolt-inserting hole 332.That is, two protuberances 334 are configured in than bolt-inserting hole 332 by rotor core 32 side.
At this, in the present embodiment, as shown in Figure 2 and Figure 7, under the state of rotating shaft support 33 that rotary shaft 2a is not fixed on rotor 31, by the second bolt 130, the fixture 41 being also used as cover is installed on rotor 31 regularly, described second bolt 130 is inserted into the bolt-inserting hole described later 413 of the fixture 41 being also used as cover from the side (side, Z2 direction) contrary with the side of configuration rotor 31.That is, under the state of rotating shaft support 33 not being fixed on rotor 31 at rotary shaft 2a, the fixture 41 being also used as cover is permanently connected with rotor 31, thus restrict rotor 31 moves relative to the fixture 41 being also used as cover.In addition, as shown in Figure 4, when the rotating shaft support 33 of rotary shaft 2a and rotor 31 is fixing, the fixture 41 being also used as cover is configured to the cover of covering stator iron core 22 and rotor core 32.In addition, when the rotating shaft support 33 of rotary shaft 2a and rotor 31 is fixing, the fixture 41 being also used as cover is configured to leave rotor 31 can be rotated relative to rotor 31.In addition, the second bolt 130 is examples of " the second secure component " of the present invention.
In addition, as shown in Figure 3 and Figure 5, observe from the direction of insertion (Z-direction) of rotary shaft 2a, the profile being also used as the fixture 41 of cover is formed as round-shaped.At this, in the present embodiment, as shown in Figure 2 and Figure 5, be also used as cover fixture 41 peripheral part and observing the part overlapping with framework 11 from the axis (Z-direction) of rotating shaft support 33, be formed with two the first through hole 41a.Observe from the axis (Z-direction) of rotating shaft support 33, the circumference that two the first through hole 41a rotate along rotor 31 is configured with roughly angularly interval (about 180 degree of intervals).In addition, two the first through hole 41a are formed in the side, Ce HeX2 direction, X1 direction of the fixture 41 being also used as cover.In addition, six the second through hole 41b arranged in addition relative to two the first through hole 41a are formed at the fixture 41 being also used as cover.Six the second through hole 41b are arranged in circular along the peripheral shape of peristome 411.In addition, two the first through hole 41a and six the second through hole 41b are configured in circumferentially same.In addition, the circumference that rotates along rotor 31 of two the first through hole 41a and six the second through hole 41b (amounting to eight through holes) is configured with roughly angularly interval (about 45 degree of intervals).As described later, first through hole 41a is configured to: when being fixed to rotary shaft 2a by rotating shaft support 33, the first through hole 41a for inserting guide rod 500, and, when the fixture 41 being also used as cover is fixed on framework 11, the first through hole 41a is used for inserting and fastening construction bolt 140.On the other hand, the second through hole 41b is configured to: be not used in and insert guide rod 500, but is used for when the fixture 41 being also used as cover is fixed on framework 11 inserting and fastening construction bolt 140.
In addition, as shown in Fig. 2 ~ Fig. 4 and Fig. 9, round-shaped peristome 411 is formed with at the central portion of the fixture 41 being also used as cover.Peristome 411 has the diameter of the size roughly the same with the shaft insertion hole 331 of rotating shaft support 33.In addition, as shown in Fig. 2, Fig. 4 and Fig. 9, be formed around the peristome 411 of fixture 41 being also used as cover to rotor 31 side (side, Z1 direction) outstanding circular protuberance 412.In addition, at protuberance 412, be formed with bolt-inserting hole 413 in the mode penetratingly extended along the direction of insertion (Z-direction) of rotary shaft 2a, the second bolt 130 that described bolt-inserting hole 413 can supply head to have hexagon ring 131 inserts.In addition, bolt-inserting hole 413 is examples of " the 3rd through hole " of the present invention.As shown in Figure 3 and Figure 9, bolt-inserting hole 413 is provided with multiple (being 8 in the present embodiment).In addition, multiple bolt-inserting hole 413 is arranged in circular along the peripheral shape of peristome 411.In addition, multiple bolt-inserting hole 413 is configured in the position corresponding with multiple bolt-inserting holes 332 of rotating shaft support 33.In addition, as shown in Figure 10, diameter (internal diameter) D4 of bolt-inserting hole 413 is larger than the diameter of axle (external diameter) D3 of the second bolt 130.In addition, to be configured to diameter (internal diameter) D2 of the bolt-inserting hole 332 of specific rotation shaft-supporting portion 33 large for diameter (internal diameter) D4 of bolt-inserting hole 413.In addition, as shown in figure 11, the diameter D4 of bolt-inserting hole 413 is larger than the diagonal distance E1 of the head of the first bolt 120, passes can make the first bolt 120.In addition, as shown in Figure 7, the diameter D4 of bolt-inserting hole 413 is less than the diagonal distance E2 of the head of the second bolt 130.
In addition, as shown in Fig. 2, Fig. 4 and Fig. 7 ~ Fig. 9, be provided with two circular groove portions 414 in the opposed faces (surface in Z1 direction) opposed with rotating shaft support 33 of protuberance 412 of the fixture 41 being also used as cover, described two circular groove portions 414 are recessed to fixture 41 side (side, Z2 direction) being also used as cover.As shown in Figure 9, observe from the direction of insertion (Z-direction) of rotary shaft 2a, two groove portions 414 are formed in than the position of multiple bolt-inserting hole 413 by the outside of radial direction in the mode of surrounding multiple bolt-inserting hole 413.That is, two groove portions 414 are configured in than rotor core 32 side of bolt-inserting hole 413 by rotor 31.In addition, as shown in Fig. 7 ~ Fig. 9, two groove portions 414 are configured to insert for two protuberances 334 of above-mentioned rotating shaft support 33.In addition, in the present embodiment, contactless circular labyrinth seal structure 200 is constituted by two protuberances 334 of rotating shaft support 33 with two groove portions 414 of the fixture 41 being also used as cover.That is, labyrinth seal structure 200 is configured in the opposed part of the rotating shaft support 33 of the fixture 41 being also used as cover configured in the upper opposed mode of the direction of insertion (Z-direction) of rotary shaft 2a and rotor 31.In addition, as shown in Figure 2 and Figure 7, under the state of rotating shaft support 33 that rotary shaft 2a is not fixed on rotor 31, labyrinth seal structure 200 is configured in than the position of the second bolt 130 by rotor core 32 side.In addition, as shown in Figure 4 and Figure 8, under the state that the rotating shaft support 33 of rotary shaft 2a and rotor 31 is fixing, labyrinth seal structure 200 is configured in than the position of the first bolt 120 by rotor core 32 side.In addition, labyrinth seal structure 200 is examples of " sealing " of the present invention.
In addition, as shown in Figure 10 and Figure 11, length (degree of depth) L2 in groove portion 414 is larger than the length L1 of protuberance 334.Therefore, as shown in Figure 10, even when the second bolt 130 is fastened thus rotating shaft support 33 abuts with the protuberance 412 of the fixture 41 being also used as cover, the terminal part of protuberance 334 also can not abut to the bottom in groove portion 414.Thereby, it is possible to suppress the breakage because protuberance 334 contacts with groove portion 414 thus make the situation that the sealing function of labyrinth seal structure 200 reduces.In addition, as shown in figure 11, even when by being fixed by the rotating shaft support 33 of rotary shaft 2a and rotor 31 thus making the rotating shaft support 33 of rotor 31 and leave preset distance L3 relative to the protuberance 412 of the fixture 41 being also used as cover, protuberance 334 still keeps the state of the inside being inserted in groove portion 414.Namely, labyrinth seal structure 200 is configured to: when the rotating shaft support 33 of rotary shaft 2a and rotor 31 is fixing, even if the rotating shaft support 33 of rotor 31 leaves relative to the protuberance 412 of the fixture 41 being also used as cover, labyrinth seal structure 200 still plays sealing function effectively.Thus, as shown in Figure 4, labyrinth seal structure 200 can suppress foreign matter to enter into the accepting regions 300 of stator core 22 and rotor core 32, and this accepting regions 300 is surrounded by framework 11, the fixture 41 being also used as cover, rotating shaft support 33 and speed increaser 2.
In addition, as shown in Figure 2 and Figure 4, the rotary shaft 2a fixed by the rotating shaft support 33 of rotor 31 is to be connected with speed increaser 2 from speed increaser 2 to generator unit 1 side (side, Z2 direction) outstanding mode.In addition, rotary shaft 2a is configured to: by speed increaser 2 make rotor head 4 spinning movement speedup thus with axis C for pivot rotates.In addition, as shown in Figure 2 to 4, rotary shaft 2a is formed as substantial cylindrical shape.In addition, as shown in Figure 2 and Figure 4, the flange part 2b protruding outside to radial direction is formed with in the end by speed increaser 2 side (side, Z1 direction) of rotary shaft 2a.In addition, multiple screwed hole 2c is formed with on the surface of the side (side, Z2 direction) opposed with rotating shaft support 33 of flange part 2b.Multiple screwed hole 2c is configured in the position corresponding with multiple bolt-inserting holes 332 of rotating shaft support 33.In addition, screwed hole 2c is configured to screw togather for the first bolt 120.
By such structure, by the first bolt 120, rotary shaft 2a is installed on rotating shaft support 33 regularly, thus by rotating shaft support 33 in fixing rotary shaft 2a in cantilever manner.Now, rotor 31 is formed as to rotate relative to stator 21 linkedly with the spinning movement of rotary shaft 2a.In addition, as shown in figure 12, the first bolt 120 is made up of hexagon socket head cap screw, and has the recess 121 of hexagonal configuration at head.Thus, by not shown inner hexagon spanner via be also used as cover fixture 41 bolt-inserting hole 413 and be inserted in the recess 121 of the first bolt 120, thus can fastening first bolt 120 and the fixture 41 that will not be also used as cover to unload.In addition, by generator unit 1 and rotary shaft 2a main composition " generator " of the present invention.In addition, this generator is an example of " electric rotating machine " of the present invention.
Then, with reference to figure 2, Fig. 4, Fig. 7, Fig. 8 and Figure 13 ~ Figure 16, the assembling procedure during rotating shaft support 33 rotary shaft 2a being installed to rotor 31 is described.
As shown in Figure 2 and Figure 7, under the state of fixing before rotary shaft 2a by rotating shaft support 33, by the movement of fixture 41 restrict rotor 31 to radial direction being also used as cover.Specifically, rotor 31 is installed on by the second bolt 130 fixture 41 being also used as cover regularly, and described second bolt 130 is inserted in the bolt-inserting hole 413 of the fixture 41 being also used as cover from the side (side, Z2 direction) contrary with the side of configuration rotor 31.Now, the second bolt 130 screws togather with the bolt-inserting hole 332 of rotating shaft support 33.In addition, the protuberance 412 being also used as the fixture 41 of cover abuts with rotating shaft support 33.
Then, as shown in figure 13, via flange part 11a, framework 11 is installed on speed increaser 2 by multiple construction bolt 110.In addition, in advance stator 21 is fixedly mounted in the medial surface of framework 11.
Then, as shown in figure 14, two guide rods 500 are screwed together in the screwed hole 11c of framework 11, thus guide rod 500 is installed on framework 11.In addition, two guide rods 500 are arranged on two the screwed hole 11c being configured at the side, Ce HeX2 direction, X1 direction of framework 11 in eight screwed hole 11c.
Then, as shown in figure 15, the the first through hole 41a making to be formed at the fixture 41 being also used as cover engages with the guide rod 500 being installed on framework 11, thus the rotor 31 being fixed on the fixture 41 being also used as cover is directed to the inside (side, Z1 direction) of stator 21.Then, as shown in figure 16, the rotating shaft support 33 of rotor 31 is fitted on rotary shaft 2a.After this, extract the second bolt 130, the fixture 41 being also used as cover is separated with rotor 31.Now, limit the movement of rotor 31 to radial direction by the rotary shaft 2a being inserted into shaft insertion hole 331, therefore, even if extract the second bolt 130, rotor 31 also can not move along radial direction.
Then, as shown in Figure 4 and Figure 8, make the first bolt 120 through be also used as cover fixture 41 bolt-inserting hole 413 and be inserted in the bolt-inserting hole 332 of rotating shaft support 33.Then, inner hexagon spanner (not shown) is inserted in the recess 121 (with reference to Figure 12) of the first bolt 120, the first bolt 120 is screwed togather with the screwed hole 2c of rotary shaft 2a.Thus, rotor 31 is installed on rotary shaft 2a regularly.Further, be formed as can along with the spinning movement of rotor head 4 with axis C for pivot rotates for rotor 31.Further, in this condition, the fixture 41 being also used as cover plays a role as the cover of covering stator iron core 22 and rotor core 32.
Then, remove screwing togather between the screwed hole 11c of framework 11 and guide rod 500, thus guide rod 500 is unloaded from framework 11.Then, as shown in Figure 4, by construction bolt 140 via being formed at the first through hole 41a of the fixture 41 being also used as cover and the second through hole 41b (with reference to figure 5) and screwing togather with the screwed hole 11c of framework 11, thus the fixture 41 being also used as cover is installed on framework 11.As mentioned above, by rotary shaft 2a being installed on the rotating shaft support 33 of rotor 31, thus wind generator system 100 is assembled into.
In the present embodiment, as mentioned above, the fixture 41 being also used as cover is set, under the state that rotating shaft support 33 is not fixed on rotary shaft 2a, these fixture 41 pairs of rotors 31 being also used as cover are fixed, this fixture 41 being also used as cover is formed with the first through hole 41a, when rotating shaft support 33 is fixed to rotary shaft 2a, this first through hole 41a is used for inside rotor 31 being directed to stator 21, thus, under the state that rotating shaft support 33 is not fixed on rotary shaft 2a, by the first through hole 41a of fixture 41 being also used as cover, while rotor core 32 can be suppressed to contact with stator core 22, rotor 31 can be directed to the inside of stator 21.In addition, by the fixture 41 being also used as cover being configured to the cover covering rotor core 32, thus, when rotating shaft support 33 is fixing with rotary shaft 2a, the fixture 41 being also used as cover directly can be used as the cover covering rotor core 32.Thus, when rotary shaft 2a is fixed in rotating shaft support 33, without the need to unloading the fixture 41 being also used as cover, therefore, correspondingly assembling procedure can be simplified.Consequently, assembling procedure when rotary shaft 2a being supported on rotor 31 can be suppressed to become complicated.
In addition, in the present embodiment, as mentioned above, the first through hole 41a for guided rotor 31 is located at the part corresponding with framework 11 of the fixture 41 being also used as cover, when rotating shaft support 33 is fixing with rotary shaft 2a, via the first through hole 41a, the fixture 41 being also used as cover is fixed on framework 11 by construction bolt 140.Thus, first through hole 41a can be used for guided rotor 31 and the fixture 41 being also used as cover is fixed to framework 11 these two aspects, therefore, the through hole being used for guided rotor 31 is different with situation for the fixture 41 being also used as cover being fixed to the through hole of framework 11 from arranging respectively, can simplify the structure of the fixture 41 being also used as cover.
In addition, in the present embodiment, as mentioned above, the first through hole 41a is configured to: can insert for the guide rod 500 being used for guided rotor 31 when rotating shaft support 33 being fixed to rotary shaft 2a.Thus, by making the first through hole 41a engage with guide rod 500, easily the rotor 31 being fixed on the fixture 41 being also used as cover can be directed to stator 21 side.
In addition, in the present embodiment, as mentioned above, when left-hand tools axle portion 2a fixes rotating shaft support 33, first through hole 41a is used for inserting guide rod 500, and when the fixture 41 being also used as cover is fixed on framework 11, the first through hole 41a is used for insert and fastening construction bolt 140.In addition, the second through hole 41b is not used in the insertion of guide rod 500, but is used for by the second through hole 41b when the fixture 41 being also used as cover being fixed on framework 11 inserting and fastening construction bolt 140.Thus, the fixture 41 being also used as cover carries out to the fixing construction bolt 140 by pass through the first through hole 41a of framework 11 and construction bolt 140 these two aspects through the second through hole 41b, therefore with by construction bolt compare with the situation that the side in the second through hole 41b is fixed through the first through hole 41a, more reliably the fixture 41 being also used as cover can be fixed on framework 11.
In addition, in the present embodiment, as mentioned above, under the state that rotating shaft support 33 is not fixed on rotary shaft 2a, via bolt-inserting hole 413, the fixture 41 being also used as cover is fixed on the rotating shaft support 33 of rotor 31 by the second bolt 130.Thereby, it is possible to reliably the fixture 41 being also used as cover to be fixed on the rotating shaft support 33 of rotor 31, therefore, while can reliably suppressing rotor core 32 to contact with stator core 22, rotor 31 can be directed to the inside of stator 21.
In addition, in the present embodiment, as mentioned above, by arranging labyrinth seal structure 200 being also used as between the fixture 41 of cover and rotor 31, thus foreign matter can be suppressed to enter into by labyrinth seal structure 200 to be also used as between the fixture 41 of cover and rotor 31.In addition, the shaft insertion hole 331 inserted for rotary shaft 2a is provided with at rotating shaft support 33, observe from the direction of insertion (Z-direction) of rotary shaft 2a, labyrinth seal structure 200 is formed as circular, and labyrinth seal structure 200 is surrounding shaft insertion hole 331 with the fixture 41 being also used as cover configured in the upper opposed mode of the direction of insertion (Z-direction) of rotary shaft 2a with rotor core 32 side of leaning on of the opposed part of the rotating shaft support 33 of rotor 31.In addition, under the state that rotary shaft 2a is not fixed on rotating shaft support 33, by means of being configured in the rotating shaft support 33 via bolt-inserting hole 413, the fixture 41 being also used as cover being installed on regularly rotor 31 than labyrinth seal structure 200 by the second bolt 130 of shaft insertion hole 331 side.Thus, rotor core 32 side is leaned on, therefore, it is possible to effectively suppress foreign matter to enter into rotor core 32 side from fastening part by labyrinth seal structure 200 because labyrinth seal structure 200 is configured in than the fastening part of the second bolt 130.
In addition, in the present embodiment, as mentioned above, contactless circular labyrinth seal structure 200 is set, thus, different from the situation of the sealing adopting contact, labyrinth seal structure 200 will be worn and torn, therefore, it is possible to prevent from making sealing function reduce by wearing and tearing because of the rotation of rotor 31.
In addition, in the present embodiment, as mentioned above, be provided with two the first through hole 41a for guided rotor 31, and along the end on observation of rotating shaft support 33, the circumference rotated along rotor 31 by two the first through hole 41a is with roughly angularly interval (about 180 degree of intervals) configuration.Thus, guide the end side and another side that are also used as the fixture 41 of cover by guide rod 500, therefore, different from the situation only arranging a first through hole 41a, the fixture 41 being also used as cover can be suppressed to rock and rotor core 32 is contacted with stator core 22.
In addition, will be understood that: contents all in execution mode of disclosure is citing and illustrates, and nonrestrictive description.Scope of the present invention by claims but not the explanation of above-mentioned execution mode illustrate, and scope of the present invention is included in all changes in the implication equal with claims and scope.
Such as, in the above-described embodiment, describe example generator unit of the present invention being applied to wind generator system, but the present invention is not limited thereto.Also generator unit of the present invention can be applied to the electricity generation system beyond the wind generator systems such as such as hydroelectric power system.
In addition, in the above-described embodiment, show example rotor unit of the present invention being applied to generator, but the present invention is not limited thereto.Also rotor unit of the present invention can be applied to motor.
In addition, in the above-described embodiment, show to guide rod is inserted in the fixture being also used as cover and the example arranging through hole, but the present invention is not limited thereto.Such as, also the breach engaged with guide rod can be set in the outer edge of the fixture being also used as cover.
In addition, in the above-described embodiment, show the example of two the first through holes be provided with for guide rod being inserted in the fixture being also used as cover, but the present invention is not limited thereto.Such as, first through hole for guide rod being inserted in the fixture being also used as cover can be set, first through hole of more than three also can be set.
In addition, in the above-described embodiment, show example guide rod being installed on framework, but the present invention is not limited thereto.Such as, also guide rod can be arranged on the part beyond the framework such as stator core, speed increaser.
In addition, in the above-described embodiment, be illustrated contactless labyrinth seal structure as one of sealing of the present invention, but the present invention is not limited thereto.In the present invention, can be the sealing of contact, also can be the contactless sealing beyond labyrinth seal structure.
In addition, in the above-described embodiment, the mode showing to run through rotating shaft support forms the example of shaft insertion hole, but the present invention is not limited thereto.In the present invention, as long as rotating shaft can insert, that do not run through rotating shaft support, that there is bottom shaft insertion hole also can be formed.
In addition, in the above-described embodiment, show the wind generator system possessing speed increaser, but the present invention is not limited thereto.In the present invention, also as shown in figure 17, the wind generator system 400 not possessing speed increaser can be adopted.
Claims (9)
1. a rotor unit, is characterized in that,
This rotor unit possesses:
Rotor, described rotor comprises rotating shaft support, and described rotating shaft support can by rotor core in being fixed on rotary shaft in cantilever manner; And
Clamp member, described clamp member is configured to: under the state that described rotating shaft support is not fixed in described rotary shaft, described clamp member is fixed described rotor, and, when described rotating shaft support is fixed in described rotary shaft, described clamp member becomes the cover covering described rotor core, and this clamp member is formed with guide portion, when described rotating shaft support is fixed to described rotary shaft, this guide portion is used for the inside described rotor being directed to stator
Described guide portion comprises the first through hole, and when fixing described rotating shaft support to described rotary shaft, described first through hole is used for the inside described rotor being directed to described stator,
For the part corresponding with described stator side guiding described first through hole of described rotor to be arranged at described clamp member, when described rotating shaft support is fixed on described rotary shaft, described clamp member is configured to: via described first through hole, described clamp member is fixed on described stator side by the first secure component
Described first through hole is configured to: when fixing described rotating shaft support to described rotary shaft, can insert the guide rod for guiding described rotor in described first through hole,
Described clamp member also comprises the second through hole arranged in addition relative to described first through hole,
Described first through hole is configured to: when fixing described rotating shaft support to described rotary shaft, described first through hole for inserting described guide rod, and, when described clamp member is fixed on described stator side, described first through hole is used for inserting and fastening described first secure component
Described second through hole is configured to: be not used in and insert described guide rod, and is used for when described clamp member is fixed on described stator side inserting and fastening described first secure component.
2. rotor unit according to claim 1, wherein,
Described clamp member comprises the 3rd through hole arranged in addition relative to described first through hole and described second through hole,
Described clamp member is configured to: under the state that described rotating shaft support is not fixed on described rotary shaft, via described 3rd through hole, described clamp member can be fixed on the rotating shaft support of described rotor by the second secure component.
3. rotor unit according to claim 2, wherein,
Sealing is provided with between described clamp member and described rotor,
Described rotating shaft support comprises the shaft insertion hole inserted for described rotary shaft,
Observe from the direction of insertion of described rotary shaft, described sealing is formed as circular, and, in the position by rotor core side of the described clamp member configured in mode opposed in the direction of insertion of the described rotary shaft opposed part opposite with the rotating shaft support of described rotor, surround described shaft insertion hole
Described clamp member is configured to: under the state that described rotating shaft support is not fixed on described rotary shaft, by being configured at than described second secure component of described sealing by described shaft insertion hole side, via described 3rd through hole, described clamp member can be fixed on the rotating shaft support of described rotor.
4. rotor unit according to claim 3, wherein,
Described sealing is contactless circular labyrinth seal structure.
5. the rotor unit according to any one in Claims 1 to 4, wherein,
For guiding the described guide portion of described rotor to be provided with multiple, from the end on observation of described rotating shaft support, the circumference roughly angularly compartment of terrain configuration that described multiple guide portion rotates along described rotor.
6. a wind generator system, is characterized in that,
The blade that this wind generator system possesses rotary shaft, generator unit and is connected with described rotary shaft,
Described generator unit comprises:
Rotor, described rotor has rotating shaft support, and described rotating shaft support can by rotor core in being fixed on described rotary shaft in cantilever manner;
Stator, described stator has stator core, and this stator core configures in the mode opposed with described rotor core; And
Clamp member, described clamp member is configured to, under the state that described rotating shaft support is not fixed on described rotary shaft, described clamp member is fixed described rotor, and, when described rotating shaft support is fixed on described rotary shaft, described clamp member becomes the cover covering described rotor core and described stator core, and this clamp member is formed with guide portion, when described rotating shaft support is fixed to described rotary shaft, this guide portion is used for the inside described rotor being directed to described stator
Described guide portion comprises the first through hole, and when fixing described rotating shaft support to described rotary shaft, described first through hole is used for the inside described rotor being directed to described stator,
For the part corresponding with described stator side guiding described first through hole of described rotor to be arranged at described clamp member, when described rotating shaft support is fixed on described rotary shaft, described clamp member is configured to: via described first through hole, described clamp member is fixed on described stator side by the first secure component
Described first through hole is configured to: when fixing described rotating shaft support to described rotary shaft, can insert the guide rod for guiding described rotor in described first through hole,
Described clamp member also comprises the second through hole arranged in addition relative to described first through hole,
Described first through hole is configured to: when fixing described rotating shaft support to described rotary shaft, described first through hole for inserting described guide rod, and, when described clamp member is fixed on described stator side, described first through hole is used for inserting and fastening described first secure component
Described second through hole is configured to: be not used in and insert described guide rod, and is used for when described clamp member is fixed on described stator side inserting and fastening described first secure component.
7. an electric rotating machine, is characterized in that,
This electric rotating machine possesses rotary shaft and rotary motor unit,
Described rotary motor unit comprises:
Rotor, described rotor comprises rotating shaft support, and described rotating shaft support can by rotor core in being fixed on described rotary shaft in cantilever manner;
Stator, described stator has stator core, and this stator core configures in the mode opposed with described rotor core; And
Clamp member, described clamp member is configured to, under the state that described rotating shaft support is not fixed on described rotary shaft, described clamp member is fixed described rotor, and, when described rotating shaft support is fixed on described rotary shaft, described clamp member becomes the cover covering described rotor core and described stator core, and this clamp member is formed with guide portion, when described rotating shaft support is fixed to described rotary shaft, this guide portion is used for the inside described rotor being directed to described stator
Described guide portion comprises the first through hole, and when fixing described rotating shaft support to described rotary shaft, described first through hole is used for the inside described rotor being directed to described stator,
For the part corresponding with described stator side guiding described first through hole of described rotor to be arranged at described clamp member, when described rotating shaft support is fixed on described rotary shaft, described clamp member is configured to: via described first through hole, described clamp member is fixed on described stator side by the first secure component
Described first through hole is configured to: when fixing described rotating shaft support to described rotary shaft, can insert the guide rod for guiding described rotor in described first through hole,
Described clamp member also comprises the second through hole arranged in addition relative to described first through hole,
Described first through hole is configured to: when fixing described rotating shaft support to described rotary shaft, described first through hole for inserting described guide rod, and, when described clamp member is fixed on described stator side, described first through hole is used for inserting and fastening described first secure component
Described second through hole is configured to: be not used in and insert described guide rod, and is used for when described clamp member is fixed on described stator side inserting and fastening described first secure component.
8. a generator, is characterized in that,
This generator possesses rotary shaft and generator unit,
Described generator unit comprises:
Rotor, described rotor comprises rotating shaft support, and described rotating shaft support can by rotor core in being fixed on described rotary shaft in cantilever manner;
Stator, described stator has stator core, and this stator core configures in the mode opposed with described rotor core; And
Clamp member, described clamp member is configured to, under the state that described rotating shaft support is not fixed on described rotary shaft, described clamp member is fixed described rotor, and, when described rotating shaft support is fixed on described rotary shaft, described clamp member becomes the cover covering described rotor core and described stator core, and this clamp member is formed with guide portion, when described rotating shaft support is fixed to described rotary shaft, this guide portion is used for the inside described rotor being directed to described stator
Described guide portion comprises the first through hole, and when fixing described rotating shaft support to described rotary shaft, described first through hole is used for the inside described rotor being directed to described stator,
For the part corresponding with described stator side guiding described first through hole of described rotor to be arranged at described clamp member, when described rotating shaft support is fixed on described rotary shaft, described clamp member is configured to: via described first through hole, described clamp member is fixed on described stator side by the first secure component
Described first through hole is configured to: when fixing described rotating shaft support to described rotary shaft, can insert the guide rod for guiding described rotor in described first through hole,
Described clamp member also comprises the second through hole arranged in addition relative to described first through hole,
Described first through hole is configured to: when fixing described rotating shaft support to described rotary shaft, described first through hole for inserting described guide rod, and, when described clamp member is fixed on described stator side, described first through hole is used for inserting and fastening described first secure component
Described second through hole is configured to: be not used in and insert described guide rod, and is used for when described clamp member is fixed on described stator side inserting and fastening described first secure component.
9. the assemble method of an electric rotating machine, this electric rotating machine possesses rotary shaft and rotary motor unit, described rotary motor unit comprises: rotor, and described rotor comprises rotating shaft support, and described rotating shaft support can by rotor core in being fixed on described rotary shaft in cantilever manner; Stator, described stator has stator core, and this stator core configures in the mode opposed with described rotor core; And clamp member,
The feature of the assemble method of this electric rotating machine is,
The assemble method of this electric rotating machine possesses following steps:
Rotor is fixed on the step of clamp member under the state that rotating shaft support is not fixed on rotary shaft;
The step be used for the guide rod that the described rotor being fixed on described clamp member guides is installed in stator side;
The guide portion being formed at described clamp member is engaged with the described guide rod being installed on described stator side, thus by step that the described rotor being fixed on described clamp member guides to described stator side;
The described rotating shaft support of described rotor is fixed on the step of described rotary shaft;
After described rotating shaft support is fixed on described rotary shaft, by the step that described guide rod unloads from described stator side; And
Via described guide portion, described clamp member is fixed on the step of described stator side by secure component.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011042660A JP5287903B2 (en) | 2011-02-28 | 2011-02-28 | Rotor unit, wind power generation system, rotating electric machine, generator, and assembling method of rotating electric machine |
| JP2011-042660 | 2011-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102655354A CN102655354A (en) | 2012-09-05 |
| CN102655354B true CN102655354B (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210048849.7A Expired - Fee Related CN102655354B (en) | 2011-02-28 | 2012-02-28 | Rotor unit, power generating system, rotating motor, and generator, and assembly method for rotating motor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5287903B2 (en) |
| CN (1) | CN102655354B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385182B (en) * | 2014-11-07 | 2016-04-13 | 沈阳黎明航空发动机(集团)有限责任公司 | The multistage device turning stator cell cube location and lifting of a kind of aero-engine |
| JP6493250B2 (en) * | 2016-02-25 | 2019-04-03 | 株式会社豊田自動織機 | Motor assembly jig and motor assembly method |
| JP2018098943A (en) * | 2016-12-14 | 2018-06-21 | 本田技研工業株式会社 | Rotary electric machine and manufacturing method of the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101014767A (en) * | 2004-08-02 | 2007-08-08 | 洋马株式会社 | Wind turbine apparatus |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5825749Y2 (en) * | 1976-06-28 | 1983-06-02 | 株式会社東芝 | permanent magnet generator |
| JPH0237252Y2 (en) * | 1986-02-07 | 1990-10-09 | ||
| JPH04190660A (en) * | 1990-11-22 | 1992-07-09 | Toshiba Corp | Method of assembling an disassembling vertical axis type rotary electric machine |
| JPH06245435A (en) * | 1993-02-12 | 1994-09-02 | Fuji Electric Co Ltd | Method and apparatus for lifting rotor of vertical shaft rotating electric machine |
| JP2001309613A (en) * | 2000-04-21 | 2001-11-02 | Matsushita Electric Ind Co Ltd | Motor fitted with resolver |
| JP4320587B2 (en) * | 2003-11-28 | 2009-08-26 | 株式会社ジェイテクト | Electric power steering apparatus and manufacturing method thereof |
| JP4939894B2 (en) * | 2006-10-13 | 2012-05-30 | 株式会社東芝 | Electric motor |
| JP2009207212A (en) * | 2008-02-26 | 2009-09-10 | Nissan Motor Co Ltd | Motor/generator and method of assembling the same |
| JP4730476B1 (en) * | 2010-08-10 | 2011-07-20 | 株式会社安川電機 | Rotating electrical machine unit, generator unit, wind power generation system, rotating electrical machine and generator |
-
2011
- 2011-02-28 JP JP2011042660A patent/JP5287903B2/en not_active Expired - Fee Related
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2012
- 2012-02-28 CN CN201210048849.7A patent/CN102655354B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101014767A (en) * | 2004-08-02 | 2007-08-08 | 洋马株式会社 | Wind turbine apparatus |
Non-Patent Citations (1)
| Title |
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| JP特开2001-309613A 2001.11.02 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102655354A (en) | 2012-09-05 |
| JP5287903B2 (en) | 2013-09-11 |
| JP2012182878A (en) | 2012-09-20 |
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