CN102377262B - Rotary motor unit, power generator unit, wind power generation system, rotary motor and power generator - Google Patents
Rotary motor unit, power generator unit, wind power generation system, rotary motor and power generator Download PDFInfo
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- CN102377262B CN102377262B CN201010599808.8A CN201010599808A CN102377262B CN 102377262 B CN102377262 B CN 102377262B CN 201010599808 A CN201010599808 A CN 201010599808A CN 102377262 B CN102377262 B CN 102377262B
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- rotor
- rotating shaft
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- shaft support
- stator
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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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- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model provides a rotary motor unit; and in a structure which is provided with a rotor capable of supporting a rotating shaft part with a single arm, an assembly procedure which can inhibit an assemble procedure that the rotating shaft part is supported on the rotor from becoming complicated. The specific scheme is as follows: a power generator unit (1) (a rotary motor unit) comprises the rotor (31), a stator (21), and a clamp (41) which also serves as a cover; the rotor (31) comprises a rotor iron core (32) and a rotating shaft support part (33) which can support the rotating shaft part (2a) with the single arm; the stator (21) comprises a stator iron core (22) which is over against the rotor iron core (32) in a radius direction; the structure of the clamp (41) which also serves as the cover is as follows: when the rotating shaft part (2a) is not supported on the rotating shaft support part (33), the rotor (31) is restricted to move to the radius direction; and simultaneously, and when the rotating shaft part (2a) is supported on the rotating shaft support part (33), the clamp becomes the cover which covers the rotor iron core (32) and the stator iron core (22).
Description
Technical field
The present invention relates to a kind of rotary motor unit, generator unit, wind generator system, electric rotating machine and generator, relate in particular to that possess can be with rotary motor unit, generator unit, wind generator system, electric rotating machine and the generator of the rotor of single armed shape supporting revolving shaft portion.
Background technology
In the past, be known to a kind of rotary motor unit, possessing can be with the rotor of single armed shape supporting revolving shaft portion (for example, with reference to patent documentation 1).
In above-mentioned patent documentation 1, disclose a kind of built-in motor (rotary motor unit), possess: rotor (rotor), comprise rotor core, support output shaft (shaft) with single armed shape; Stator (stator), comprises and rotor core relative stator core on radial direction; And motor cover, cover rotor core and stator core.
Patent documentation 1: the JP 2001-309613 of Japan communique
But, in the motor described in above-mentioned patent documentation 1, be not supported at output shaft under the state of rotor, need to consider not make rotor core contact with stator core, due to the mode of this consideration, exist assembling procedure to become complicated problem.
Summary of the invention
The present invention carries out in order to solve problem as above, one object of the present invention is to provide a kind of rotary motor unit, generator unit, wind generator system, electric rotating machine and generator, possess can be with the structure of the rotor of single armed shape supporting revolving shaft portion in, the assembling procedure can suppress shaft and be supported on rotor time becomes complicated.
In order to reach above-mentioned purpose, the rotary motor unit of the present invention's the 1st scheme possesses: rotor, comprises rotor core and can be with the rotating shaft support portion of single armed shape supporting revolving shaft portion; Stator, comprises and being configured to and rotor core relative stator core on radial direction; Be fixed with the frame of described stator; And clamper component, described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor and move on radial direction, while being fixed in described shaft in described rotating shaft support portion simultaneously, leave described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
In the rotary motor unit of the present invention's the 1st scheme, as mentioned above, by the clamper component of following formation is set, be not supported at shaft under the state of rotating shaft support portion, restrict rotor moves to radial direction, simultaneously in the time that shaft is supported on rotating shaft support portion, become the lid that covers rotor core and stator core, can not be supported under the state of rotating shaft support portion at shaft, utilize clamper component restrict rotor to move to radial direction, and suppress rotor core and contact with stator core, simultaneously in the time that shaft is supported on rotating shaft support portion, directly use clamper component as the lid that covers rotor core and stator core.Thus, when being supported on rotating shaft support portion at shaft, do not need to pull down clamper component, therefore can correspondingly simplify assembling procedure.Its result, it is complicated that the assembling procedure can suppress shaft and be supported on rotor time becomes.
The generator unit of the present invention's the 2nd scheme possesses: rotor, comprises rotor core and can be with the rotating shaft support portion of single armed shape supporting revolving shaft portion; Stator, comprises and being configured to and rotor core relative stator core on radial direction; Be fixed with the frame of described stator; And clamper component, described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor and move on radial direction, while being fixed in described shaft in described rotating shaft support portion simultaneously, leave described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
In the generator unit of the present invention's the 2nd scheme, as mentioned above, by the clamper component of following formation is set, be not supported at shaft under the state of rotating shaft support portion, restrict rotor moves to radial direction, simultaneously in the time that shaft is supported on rotating shaft support portion, become the lid that covers rotor core and stator core, can not be supported under the state of rotating shaft support portion at shaft, utilize clamper component restrict rotor to move to radial direction, and suppress rotor core and contact with stator core, simultaneously in the time that shaft is supported on rotating shaft support portion, directly use clamper component as the lid that covers rotor core and stator core.Thus, when being supported on rotating shaft support portion at shaft, do not need to pull down clamper component, therefore can correspondingly simplify assembling procedure.Its result, it is complicated that the assembling procedure can suppress shaft and be supported on rotor time becomes.
The wind generator system of the present invention's the 3rd scheme possesses: shaft; Blade, is connected on described shaft; And generator unit, comprising: rotor, has rotor core and the rotating shaft support portion that can support with single armed shape described shaft; Stator, has and is configured to and rotor core relative stator core on radial direction; Be fixed with the frame of described stator; And clamper component, described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor and move on radial direction, while being fixed in described shaft in described rotating shaft support portion simultaneously, and leave described rotor so that described rotor can rotate, become the lid that covers described rotor core and described stator core.
In the wind generator system of the present invention's the 3rd scheme, as mentioned above, by the clamper component of following formation is set in generator unit, be not supported at shaft under the state of rotating shaft support portion, restrict rotor moves to radial direction, simultaneously in the time that shaft is supported on rotating shaft support portion, become the lid that covers rotor core and stator core, can not be supported under the state of rotating shaft support portion at shaft, utilize clamper component restrict rotor to move to radial direction, and suppress rotor core and contact with stator core, simultaneously in the time that shaft is supported on rotating shaft support portion, directly use clamper component as the lid that covers rotor core and stator core.Thus, when being supported on rotating shaft support portion at shaft, do not need to pull down clamper component, therefore can correspondingly simplify assembling procedure.Its result, needing in very large labour's wind generator system than relatively large and when assembling, the assembling procedure can suppress shaft and be supported on rotor time becomes complicated.
The electric rotating machine of the present invention's the 4th scheme possesses: shaft; And rotary motor unit, comprising: rotor, has rotor core and the rotating shaft support portion that can support with single armed shape described shaft; Stator, has and is configured to and rotor core relative stator core on radial direction; And rotary motor unit, comprising: rotor, has rotor core and the rotating shaft support portion that can support with single armed shape described shaft; Stator, has and is configured to and described rotor core relative stator core on radial direction; Be fixed with the frame of described stator; And clamper component, described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor and move on radial direction, while being fixed in described shaft in described rotating shaft support portion simultaneously, leave described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
In the electric rotating machine of the present invention's the 4th scheme, as mentioned above, by the clamper component of following formation is set, be not supported at shaft under the state of rotating shaft support portion, restrict rotor moves to radial direction, simultaneously in the time that shaft is supported on rotating shaft support portion, become the lid that covers rotor core and stator core, can not be supported under the state of rotating shaft support portion at shaft, utilize clamper component restrict rotor to move to radial direction, and suppress rotor core and contact with stator core, simultaneously in the time that shaft is supported on rotating shaft support portion, directly use clamper component as the lid that covers rotor core and stator core.Thus, when being supported on rotating shaft support portion at shaft, do not need to pull down clamper component, therefore can correspondingly simplify assembling procedure.Its result, it is complicated that the assembling procedure can suppress shaft and be supported on rotor time becomes.
The generator of the present invention's the 5th scheme possesses: shaft; And generator unit, comprising: rotor, has rotor core and the rotating shaft support portion that can support with single armed shape described shaft; Stator, has and is configured to and rotor core relative stator core on radial direction; Be fixed with the frame of described stator; And clamper component, described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor and move on radial direction, while being fixed in described shaft in described rotating shaft support portion simultaneously, leave described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
In the generator of the present invention's the 5th scheme, as mentioned above, by the clamper component of following formation is set, be not supported at shaft under the state of rotating shaft support portion, restrict rotor moves to radial direction, simultaneously in the time that shaft is supported on rotating shaft support portion, become the lid that covers rotor core and stator core, can not be supported under the state of rotating shaft support portion at shaft, utilize clamper component restrict rotor to move to radial direction, and suppress rotor core and contact with stator core, simultaneously in the time that shaft is supported on rotating shaft support portion, directly use clamper component as the lid that covers rotor core and stator core.Thus, when being supported on rotating shaft support portion at shaft, do not need to pull down clamper component, therefore can correspondingly simplify assembling procedure.Its result, it is complicated that the assembling procedure can suppress shaft and be supported on rotor time becomes.
Brief description of the drawings
Fig. 1 is the integrally-built figure that represents the wind generator system of one embodiment of the present invention.
Fig. 2 is that the shaft of the generator unit of one embodiment of the present invention is not supported on the cutaway view under the state of rotating shaft support portion.
Fig. 3 is the figure observing from the generator unit side of the wind generator system of one embodiment of the present invention.
Fig. 4 is the cutaway view of the shaft of the generator unit of one embodiment of the present invention while being supported on rotating shaft support portion.
Fig. 5 is the figure that represents the protuberance of the rotating shaft support portion of the generator unit of one embodiment of the present invention.
Fig. 6 is the cutaway view that the shaft that represents the generator unit of one embodiment of the present invention is not supported on the installment state of lid dual-purpose fixture under the state of rotating shaft support portion and rotor.
Fig. 7 is the cutaway view of the installment state of rotor while being supported on rotating shaft support portion of the shaft that represents the generator unit of one embodiment of the present invention and shaft.
Fig. 8 is the figure that represents the groove of the lid dual-purpose fixture of the generator unit of one embodiment of the present invention.
Fig. 9 is the cutaway view that the shaft that represents the generator unit of one embodiment of the present invention is not supported on the labyrinth seal under the state of rotating shaft support portion.
Figure 10 is the cutaway view of the shaft that represents the generator unit of one embodiment of the present invention labyrinth seal while being supported on rotating shaft support portion.
Figure 11 is the figure representing for the rotating shaft support portion of the generator unit of one embodiment of the present invention being installed on to the 1st bolt of shaft.
Figure 12 is the figure of the variation of the wind generator system shown in presentation graphs 1.
Symbol description
1-generator unit (rotary motor unit); 2a-shaft; 5-blade; 11-frame; 21-stator; 22-stator core; 31-rotor; 32-rotor core; 33-rotating shaft support portion; 41-lid dual-purpose fixture (clamper component); 100,400-wind generator system; 130-the 2nd bolt (coupling member); 200-labyrinth seal (sealing); 331-shaft insertion hole.
Embodiment
Below, embodiments of the present invention are described with reference to the accompanying drawings.
First,, with reference to Fig. 1～Figure 11, the structure of the wind generator system 100 to one embodiment of the present invention describes.In addition, in the present embodiment, the example that the rotary motor unit of the present invention that wind generator system 100 is used is applied to generator unit 1 describes.
As shown in Figure 1, wind generator system 100 by built in type generator unit 1, the speed increaser 2 of generator unit 1 be installed, form for cabin 3, rotor hub 4, blade 5, the pylon 6 of receiving generator unit 1 and speed increaser 2.And rotor hub 4 is arranged on rotating shaft 4a.And, multiple blades 5 are installed on rotor hub 4.And cabin 3 is arranged on pylon (support column) 6.
As shown in Figures 2 and 4, generator unit 1 is made up of frame 11, stator 21, rotor 31, lid dual-purpose fixture 41.In addition, lid dual-purpose fixture 41 is examples of " clamper component " of the present invention.And as shown in Figure 2 to 4, frame 11 is formed as cylindrical shape.And, be provided with to outstanding flange part 11a outside radial direction in the end that speed increaser 2 one sides (Z1 direction side) are installed of frame 11.Flange part 11a is formed as circle-shaped along the neighboring of frame 11.And as shown in Figures 3 and 4, frame 11 is configured to and can be installed on speed increaser 2 by multiple construction bolts 110.Thus, generator unit 1 can be installed on to speed increaser 2.
Stator 21 is fixedly installed in the medial surface of frame 11.And stator 21 forms by being flat columnar stator core 22 and winding 23.Stator core 22 is for example formed by the silicon steel plate after stacked.And, on the inner peripheral surface of stator core 22, be provided with multiple grooves (not shown).And winding 23 is incorporated in the groove of stator core 22.And winding 23 is made up of multiple windings of 3 phase currents that for example can flow through U phase, V phase and W phase.
Rotor 31 comprises rotor core 32, rotating shaft support portion 33, connects the arm 34 of rotor core 32 and rotating shaft support portion 33.Rotor core 32 is formed as flat cylindrical shape, is configured to relative on radial direction with stator core 22.And rotor core 32 is for example formed by the silicon steel plate after stacked, on the peripheral part of rotor core 32, be provided with permanent magnet 32a simultaneously.And rotating shaft support portion 33 has the function that supports the shaft 2a described later being connected with speed increaser 2.Be specially, rotating shaft support portion 33 is formed as cylindrical shape, has the shaft insertion hole 331 that inserts shaft 2a.Shaft insertion hole 331 is formed as running through rotating shaft support portion 33, extends along the direction of insertion (Z direction) of shaft 2a.And as shown in Fig. 4 and Fig. 7, rotating shaft support portion 33 is configured under the state that shaft 2a is inserted to shaft insertion hole 331 and supports with single armed shape.Now, multiple the 1st bolts 120 that rotating shaft support portion 33 and shaft 2a have hexagon ring 121 by head are fixed.And, the arm 34 extending along radial direction is installed on the lateral surface of rotating shaft support portion 33.
And, as shown in Fig. 2 and Fig. 7, in rotating shaft support portion 33, be formed with the bolt-inserting hole 332 that can insert the 1st bolt 120, in its direction of insertion at shaft 2a (Z direction), run through extension.As shown in Figure 5, be provided with multiple bolt-inserting holes 332.And multiple bolt-inserting holes 332 are arranged in round shape along shaft insertion hole 331.And as shown in figure 10, bolt-inserting hole 332 has larger than the diameter of axle D1 of the 1st bolt 120, and than the little diameter D2 of head diagonal distance E1 of the 1st bolt 120.And, on bolt-inserting hole 332, be formed with not shown ridge, can screw togather the 2nd bolt 130 described later.And, as shown in Figures 5 and 6, on the end of lid dual-purpose fixture 41 sides (Z2 direction side) of bolt-inserting hole 332, being formed with counterbore 333, it has the diameter larger than bolt-inserting hole 332.Counterbore 333 has the degree of depth that can receive the 1st bolt 120 heads.
And, as shown in Fig. 2 and Fig. 4～Fig. 7, on the face (surface of Z2 direction) relative with lid dual-purpose fixture 41 of rotating shaft support portion 33, be provided with 2 the circular protuberances 334 outstanding to lid dual-purpose fixture 41 sides (Z2 direction side).Above-mentioned 2 protuberances 334 form labyrinth seal 200 with the aftermentioned groove 414 of lid dual-purpose fixture 41.Describe in the back this labyrinth seal 200 in detail.And as shown in Figure 5,2 protuberances 334 are formed on radial direction outside compared with multiple bolt-inserting holes 332, observe from the direction of insertion (Z direction) of shaft 2a, surround multiple bolt-inserting holes 332., 2 protuberances 334 are configured in rotor core 32 sides compared with bolt-inserting hole 332.
At this, in the present embodiment, as shown in Figure 2 to 4, lid dual-purpose fixture 41 is fixedly mounted on frame 11.And as shown in Figures 2 and 6, lid dual-purpose fixture 41 is not supported at shaft 2a under the state of rotating shaft support portion 33 of rotor 31, is fixedly installed in rotating shaft support portion 33 by the 2nd bolt 130., lid dual-purpose fixture 41 is not supported at shaft 2a under the state of rotating shaft support portion 33 of rotor 31, carrys out restrict rotor 31 move with respect to frame 11 by fixed connecting frame 11 and rotor 31.And as shown in Figure 4, lid dual-purpose fixture 41 is configured in the time that shaft 2a is supported on the rotating shaft support portion 33 of rotor 31, becomes the lid of covering stator unshakable in one's determination 22 and rotor core 32.And lid dual-purpose fixture 41 is configured in the time that shaft 2a is supported on the rotating shaft support portion 33 of rotor 31 and leaves rotor 31, so that rotor 31 can rotate.In addition, the 2nd bolt 130 is examples of " coupling member " of the present invention.
And, as shown in Figure 3, to observe from the direction of insertion (Z direction) of shaft 2a, the profile of lid dual-purpose fixture 41 is formed as circle.And, as shown in Fig. 2～Fig. 4 and Fig. 8, be formed with circular open portion 411 at the central portion of lid dual-purpose fixture 41.Peristome 411 has the diameter with shaft insertion hole 331 same size of rotating shaft support portion 33.And, as shown in Fig. 2, Fig. 4 and Fig. 8, around the peristome 411 of lid dual-purpose fixture 41, be formed with to the outstanding circular protuberance 412 of rotor 31 sides (Z1 direction side).On protuberance 412, be formed with the bolt-inserting hole 413 that can insert head and have the 2nd bolt 130 of hexagon ring 131, in its direction of insertion at shaft 2a (Z direction), run through extension.As shown in Fig. 3 and Fig. 8, be provided with multiple bolt-inserting holes 413.And multiple bolt-inserting holes 413 are arranged in circular along the peripheral shape of peristome 411.And multiple bolt-inserting holes 413 are configured on the position corresponding with multiple bolt-inserting holes 332 of rotating shaft support portion 33.And as shown in Figure 9, bolt-inserting hole 413 has diameter (internal diameter) D4 larger than the diameter of axle of the 2nd bolt 130 (external diameter) D3.And diameter (internal diameter) D4 of bolt-inserting hole 413 is configured to larger than the diameter of the bolt-inserting hole of rotating shaft support portion 33 332 (internal diameter) D2.And as shown in figure 10, the diameter D4 of bolt-inserting hole 413 is larger than the head diagonal distance E1 of the 1st bolt 120, can make the 1st bolt 120 pass through.And as shown in Figure 6, the diameter D4 of bolt-inserting hole 413 is less than the head diagonal distance E2 of the 2nd bolt 130.
And, as shown in Fig. 2, Fig. 4 and Fig. 6～Fig. 8, on the face relative with rotating shaft support portion 33 (surface of Z1 direction) of protuberance 412 that covers dual-purpose fixture 41, be provided with to 2 recessed circular grooves 414 of lid dual-purpose fixture 41 sides (Z2 direction side).And as shown in Figure 8,2 grooves 414 are formed on radial direction outside compared with multiple bolt-inserting holes 413, observe from the direction of insertion (Z direction) of shaft 2a, surround multiple bolt-inserting holes 413., 2 grooves 414 are configured in rotor core 32 sides of rotor 31 compared with bolt-inserting hole 413.And as shown in Figure 6 to 8,2 grooves 414 are configured to 2 protuberances 334 that can insert above-mentioned rotating shaft support portion 33.In addition, in the present embodiment, form the circular labyrinth seal 200 of non-contact type by 2 protuberances 334 of rotating shaft support portion 33 and 2 grooves 414 of lid dual-purpose fixture 41., labyrinth seal 200 is configured in the relative part of rotating shaft support portion 33 of the lid dual-purpose fixture 41 that configures in the upper relative mode of the direction of insertion at shaft 2a (Z direction) and rotor 31.And as shown in Figures 2 and 6, labyrinth seal 200 is not supported at shaft 2a under the state of rotating shaft support portion 33 of rotor 31, is configured in rotor core 32 sides compared with the 2nd bolt 130.And as shown in Fig. 4 and Fig. 7, labyrinth seal 200, in the time that shaft 2a is supported on the rotating shaft support portion 33 of rotor 31, is configured in rotor core 32 sides compared with the 1st bolt 120.In addition, labyrinth seal 200 is examples of " sealing " of the present invention.
And as shown in FIG. 9 and 10, groove 414 has the length larger than the length L of protuberance 334 1 (degree of depth) L2.Thereby, as shown in Figure 9, even if the 2nd bolt 130 is tightened and when protuberance 412 butt of rotating shaft support portion 33 and lid dual-purpose fixture 41, the top ends of protuberance 334 also not can with the bottom butt of groove 414.Thus, can suppress to contact with groove 414 and the damaged sealing function reduction that causes labyrinth seal 200 because of protuberance 334.And, even when the rotating shaft support portion 33 that is supported on rotor 31 because of shaft 2a causes the rotating shaft support portion 33 of rotor 31 to leave predetermined distance L3 from the protuberance 412 of lid dual-purpose fixture 41, protuberance 334 is still inserted in the inside of groove 414.,, even if labyrinth seal 200 is configured to the rotating shaft support portion 33 that is supported on rotor 31 at shaft 2a, when the rotating shaft support portion 33 of rotor 31 is left from the protuberance 412 of lid dual-purpose fixture 41, sealing function also plays a role effectively.Thus, as shown in Figure 4, labyrinth seal 200 can suppress foreign matter and enter the stator core 22 of being surrounded by frame 11, lid dual-purpose fixture 41, rotating shaft support portion 33 and speed increaser 2 and the storage region 300 of rotor core 32.
And as shown in Figures 2 and 4, the shaft 2a being supported by the rotating shaft support portion 33 of rotor 31 is connected in speed increaser 2, from speed increaser 2 to generator unit 1 side, (Z2 direction side) is outstanding.And the spinning movement that shaft 2a is configured to rotor hub 4 is rotated by speedup and taking axis C as pivot by speed increaser 2.And as shown in Figure 2 to 4, shaft 2a is formed as substantial cylindrical.And, as shown in Figures 2 and 4, on the end of speed increaser 2 sides (Z1 direction side) of shaft 2a, be formed with to outstanding flange part 2b outside radial direction.And, on the surface of a side relative to rotating shaft support portion 33 (Z2 direction side) of flange part 2b, be formed with multiple screwed hole 2c.Multiple screwed hole 2c are configured on the position corresponding with multiple bolt-inserting holes 332 of rotating shaft support portion 33.And screwed hole 2c is configured to and can screws togather the 1st bolt 120.
By this formation, shaft 2a is fixedly installed in rotating shaft support portion 33 by the 1st bolt 120, thus, by rotating shaft support portion 33 with the support that is fixed of single armed shape.Now, rotor 31 can and rotate with respect to stator 21 with the spinning movement interlock of shaft 2a.And as shown in figure 11, the 1st bolt 120 is made up of the bolt with hexagon ring, has hexagonal recess 121 on head.Thus, cover dual-purpose fixture 41 ground and tighten the 1st bolt 120 by not shown inner hexagon spanner being inserted to the recess 121 of the 1st bolt 120 via the bolt-inserting hole 413 of lid dual-purpose fixture 41, can not pulling down.In addition, by generator unit 1 and shaft 2a, main composition " generator " of the present invention.And this generator is an example of " electric rotating machine " of the present invention.
With reference to Fig. 2, Fig. 4, Fig. 6, Fig. 7 and Figure 11, assembling procedure when shaft 2a is arranged in the rotating shaft support portion 33 of rotor 31 is described below.
As shown in Figures 2 and 6, under the state of generator unit 1 before shaft 2a is supported by rotating shaft support portion 33, move to radial direction by lid dual-purpose fixture 41 restrict rotor 31.Be specially, rotor 31 is fixedly installed to and is covered on dual-purpose fixture 41 by the 2nd bolt 130, and the 2nd bolt 130 is from inserting with the opposition side (Z2 direction side) of rotor 31 side that configures the bolt-inserting hole 413 that covers dual-purpose fixture 41.Now, the 2nd bolt 130 screws togather with the bolt-inserting hole 332 of rotating shaft support portion 33.And, the protuberance 412 and rotating shaft support portion 33 butts of lid dual-purpose fixture 41.
Shaft 2a is inserted to the shaft insertion hole 331 of the rotating shaft support portion 33 of the generator unit 1 of this state.And, by construction bolt 110, frame 11 is fixedly mounted on the assigned position of speed increaser 2.Thus, generator unit 1 is fixedly installed on speed increaser 2.After this, extract the 2nd bolt 130, make to cover dual-purpose fixture 41 and separate with rotor 31.Now, because rotor 31 has been limited to move to radial direction by the shaft 2a that inserts shaft insertion hole 331, also can not move to radial direction even if therefore extract the 2nd bolt 130.
Afterwards, as shown in Fig. 4 and Fig. 7, the 1st bolt 120 is inserted to the bolt-inserting hole 332 of rotating shaft support portion 33 via the bolt-inserting hole 413 of lid dual-purpose fixture 41.And the recess 121(that inner hexagon spanner (not shown) is inserted to the 1st bolt 120 is with reference to Figure 11) and the 1st bolt 120 and the screwed hole 2c of shaft 2a are screwed togather.Thus, rotor 31 is fixedly installed in shaft 2a.And rotor 31 can be rotated taking axis C as pivot along with the spinning movement of rotor hub 4.And, under this state, cover dual-purpose fixture 41 and play a role as the lid of covering stator unshakable in one's determination 22 and rotor core 32.As mentioned above, assemble wind generator system 100 by shaft 2a being arranged in the rotating shaft support portion 33 of rotor 31.
In the present embodiment, as mentioned above, by the lid dual-purpose fixture 41 of following formation is set in generator unit 1, be not supported at shaft 2a under the state of rotating shaft support portion 33, restrict rotor 31 moves to radial direction, simultaneously in the time that shaft 2a is supported on rotating shaft support portion 33, become the lid that covers rotor core 32 and stator core 22, can not be supported under the state of rotating shaft support portion 33 at shaft 2a, utilization is covered dual-purpose fixture 41 restrict rotor 31 and is moved to radial direction, and suppress rotor core 32 and contact with stator core 22, simultaneously in the time that shaft 2a is supported on rotating shaft support portion 33, directly use and cover dual-purpose fixture 41 as the lid that covers rotor core 32 and stator core 22.Thus, due in the time that shaft 2a is supported on rotating shaft support portion 33, does not need to pull down and cover dual-purpose fixture 41, therefore can correspondingly simplify assembling procedure.Its result, needing in very large labour's wind generator system 100 than relatively large and when assembling, the assembling procedure can suppress shaft 2a and be supported on rotor 31 time becomes complicated.
And, in the present embodiment, as mentioned above, following formation is covered dual-purpose fixture 41, be not supported at shaft 2a under the state of rotating shaft support portion 33, by being fixedly mounted on rotor 31 and restrict rotor 31 moves, in the time that shaft 2a is supported on rotating shaft support portion 33, leave rotor 31 so that rotor 31 can rotate simultaneously.Thus, can not be supported under the state of rotating shaft support portion 33 at shaft 2a, by 41 movements of restrict rotor 31 effectively of lid dual-purpose fixture, simultaneously can be in the time that shaft 2a be supported on rotating shaft support portion 33, suppress to hinder because of lid dual-purpose fixture 41 rotation of rotor 31.
And, in the present embodiment, as mentioned above, following formation is covered dual-purpose fixture 41, setting is installed with the frame 11 of stator 21, is not supported under the state of rotating shaft support portion 33 at shaft 2a, carrys out the movement of restrict rotor 31 by fixed connecting frame 11 and rotor 31.Thus, due to can by lid dual-purpose fixture 41 effectively restrict rotor 31 move with respect to stator 21, be not therefore supported under the state of rotating shaft support portion 33 at shaft 2a, can prevent effectively that rotor core 32 from contacting with stator core 22.
And, in the present embodiment, as mentioned above, by labyrinth seal 200 being set between lid dual-purpose fixture 41 and rotor 31, can suppressing foreign matter and enter from the gap between lid dual-purpose fixture 41 and rotor 31.
And, in the present embodiment, as mentioned above, by the circular labyrinth seal 200 of non-contact type is set, different when using direct contact seal, can, because of the rotation of rotor 31 labyrinth seal 200 that weares and teares, therefore, can not prevent from reducing sealing function because of wearing and tearing.
And, in the present embodiment, as mentioned above, the shaft insertion hole 331 that inserts shaft 2a is set in rotating shaft support portion 33, rotor core 32 sides of the relative part of the lid dual-purpose fixture 41 configuring in the upper relative mode of the direction of insertion with at shaft 2a (Z direction) and the rotating shaft support portion 33 of rotor 31, with circular formation labyrinth seal 200, observe from the direction of insertion (Z direction) of shaft 2a, surround shaft insertion hole 331.And, be not supported at shaft 2a under the state of rotating shaft support portion 33, by the 2nd bolt 130 that is configured in shaft insertion hole 331 sides compared with labyrinth seal 200, lid dual-purpose fixture 41 is fixedly mounted in the rotating shaft support portion 33 of rotor 31.Thus, because labyrinth seal 200 is configured in rotor core 32 sides compared with linking portion based on the 2nd bolt 130, therefore can effectively suppress foreign matter by labyrinth seal 200 and enter rotor core 32 sides from linking portion.
In addition, should think that all aspects of this disclosed execution mode are illustrates and does not limit.Scope of the present invention is not by the explanation of above-mentioned execution mode but is illustrated by the scope of technical scheme, is also included in all changes in the meaning and the scope equating with the scope of technical scheme.
For example, in the above-described embodiment, although the description of the example that generator unit of the present invention is applied to wind generator system, but the present invention is not limited to this.Also generator unit of the present invention can be applied to the wind generator systems such as such as hydroelectric power system electricity generation system in addition.
And in the above-described embodiment, although show the example that rotary motor unit of the present invention and electric rotating machine is applied to respectively to generator unit and generator, the present invention is not limited to this.Also rotary motor unit of the present invention and electric rotating machine can be applied to respectively to motor unit and motor.
And, in the above-described embodiment, although show using lid dual-purpose fixture (clamper component) and frame as different component, and lid dual-purpose fixture is fixedly mounted on to the example of the structure on frame, the present invention is not limited to this.In the present invention, can be also the structure that is integrally formed frame and lid dual-purpose fixture.
And in the above-described embodiment, although as an example of sealing of the present invention, show the labyrinth seal of non-contact type, the present invention is not limited to this.In the present invention, can be also the sealing of contact-type, can also be the sealing of the non-contact type beyond labyrinth seal.
And in the above-described embodiment, although show to run through the mode of rotating shaft support portion and form the example of shaft insertion hole, the present invention is not limited to this.In the present invention, as long as can insert rotating shaft, also can form the shaft insertion hole that does not run through rotating shaft support portion and there is bottom.
And in the above-described embodiment, although the wind generator system that possesses speed increaser is illustrated, the present invention is not limited to this.In the present invention, as shown in figure 12, can be also the wind generator system 400 that does not possess speed increaser.
Claims (8)
1. a rotary motor unit, is characterized in that, possesses:
Rotor, comprises rotor core and can be with the rotating shaft support portion of single armed shape supporting revolving shaft portion;
Stator, comprises and being configured to and described rotor core relative stator core on radial direction;
Be fixed with the frame of described stator;
And clamper component,
Described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor moves on radial direction, while being simultaneously fixed in described shaft in described rotating shaft support portion, leaving described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
2. rotary motor unit according to claim 1, is characterized in that,
Between described clamper component and described rotor, be provided with sealing.
3. rotary motor unit according to claim 2, is characterized in that,
Described sealing is the circular labyrinth seal of non-contact type.
4. according to the rotary motor unit described in claim 2 or 3, it is characterized in that,
Described rotating shaft support portion comprises the shaft insertion hole that inserts described shaft,
The rotor core side of the relative part of the rotating shaft support portion of the described sealing described clamper component that relative mode configures in the direction of insertion with at described shaft and described rotor is formed as circular, observe from the direction of insertion of described shaft, surround described shaft insertion hole
Described clamper component is not fixed under the state of described shaft in described rotating shaft support portion, fixes the rotating shaft support portion of described rotor by be configured in the coupling member of described shaft insertion hole side compared with described sealing.
5. a generator unit, is characterized in that, possesses:
Rotor, comprises rotor core and can be with the rotating shaft support portion of single armed shape supporting revolving shaft portion;
Stator, comprises and being configured to and described rotor core relative stator core on radial direction;
Be fixed with the frame of described stator;
And clamper component,
Described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor moves on radial direction, while being simultaneously fixed in described shaft in described rotating shaft support portion, leaving described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
6. a wind generator system, is characterized in that, possesses:
Shaft;
Blade, is connected on described shaft;
And generator unit, comprising: rotor, has rotor core and the rotating shaft support portion that can support with single armed shape described shaft; Stator, has and is configured to and described rotor core relative stator core on radial direction; Be fixed with the frame of described stator; And clamper component,
Described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor moves on radial direction, while being simultaneously fixed in described shaft in described rotating shaft support portion, leaving described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
7. an electric rotating machine, is characterized in that, possesses:
Shaft;
And rotary motor unit, comprising: rotor, has rotor core and the rotating shaft support portion that can support with single armed shape described shaft; Stator, has and is configured to and described rotor core relative stator core on radial direction; Be fixed with the frame of described stator; And clamper component,
Described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor moves on radial direction, while being simultaneously fixed in described shaft in described rotating shaft support portion, leaving described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
8. a generator, is characterized in that, possesses:
Shaft;
And generator unit, comprising: rotor, has rotor core and the rotating shaft support portion that can support with single armed shape described shaft; Stator, has and is configured to and described rotor core relative stator core on radial direction; Be fixed with the frame of described stator; And clamper component,
Described clamper component is configured to, be not fixed under the state of described shaft in described rotating shaft support portion, be fixedly mounted on by coupling member in the rotating shaft support portion of described rotor, fixing described frame and described rotor, limit described rotor moves on radial direction, while being simultaneously fixed in described shaft in described rotating shaft support portion, leaving described rotor so that described rotor can rotate, and become the lid that covers described rotor core and described stator core.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010179365A JP4730476B1 (en) | 2010-08-10 | 2010-08-10 | Rotating electrical machine unit, generator unit, wind power generation system, rotating electrical machine and generator |
| JP2010-179365 | 2010-08-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102377262A CN102377262A (en) | 2012-03-14 |
| CN102377262B true CN102377262B (en) | 2014-07-30 |
Family
ID=44223096
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206682177U Expired - Fee Related CN201893627U (en) | 2010-08-10 | 2010-12-14 | Rotary motor unit, power generator unit, wind power generation system, rotary motor and power generator |
| CN201010599808.8A Expired - Fee Related CN102377262B (en) | 2010-08-10 | 2010-12-14 | Rotary motor unit, power generator unit, wind power generation system, rotary motor and power generator |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206682177U Expired - Fee Related CN201893627U (en) | 2010-08-10 | 2010-12-14 | Rotary motor unit, power generator unit, wind power generation system, rotary motor and power generator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4730476B1 (en) |
| CN (2) | CN201893627U (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JP5287903B2 (en) * | 2011-02-28 | 2013-09-11 | 株式会社安川電機 | Rotor unit, wind power generation system, rotating electric machine, generator, and assembling method of rotating electric machine |
| US9906088B2 (en) | 2013-04-15 | 2018-02-27 | Mitsubishi Electric Corporation | Rotor-holding structure of rotating electrical machine for hybrid vehicle |
| 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 |
| CN107070124B (en) * | 2017-04-28 | 2018-11-13 | 日本电产增成机器装置(浙江)有限公司 | Automatic rotor iron core assembling device and the motor manufacturing equipment for having the device |
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| JP4044778B2 (en) * | 2002-03-28 | 2008-02-06 | 株式会社ミツバ | Motor assembly method |
| 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 |
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- 2010-08-10 JP JP2010179365A patent/JP4730476B1/en not_active Expired - Fee Related
- 2010-12-14 CN CN2010206682177U patent/CN201893627U/en not_active Expired - Fee Related
- 2010-12-14 CN CN201010599808.8A patent/CN102377262B/en not_active Expired - Fee Related
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| CN1685589A (en) * | 2002-09-25 | 2005-10-19 | 泽藤电机株式会社 | Outer rotor type multipolar generator |
| CN1945930A (en) * | 2005-10-05 | 2007-04-11 | 通用电气公司 | Removable bearing arrangement for a wind turbine generator |
| CN101689792A (en) * | 2008-05-16 | 2010-03-31 | 本田技研工业株式会社 | Rotor mounting device and rotor mounting method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN201893627U (en) | 2011-07-06 |
| JP4730476B1 (en) | 2011-07-20 |
| CN102377262A (en) | 2012-03-14 |
| JP2012039809A (en) | 2012-02-23 |
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