CN105649885B - Wind driven generator, wind driven generator set and installation method thereof - Google Patents
Wind driven generator, wind driven generator set and installation method thereof Download PDFInfo
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- CN105649885B CN105649885B CN201511032599.8A CN201511032599A CN105649885B CN 105649885 B CN105649885 B CN 105649885B CN 201511032599 A CN201511032599 A CN 201511032599A CN 105649885 B CN105649885 B CN 105649885B
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000009434 installation Methods 0.000 title claims abstract description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 42
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 241000233855 Orchidaceae Species 0.000 description 1
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Classifications
-
- 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
-
- 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
- Y02E10/728—Onshore wind turbines
Abstract
The invention provides a wind driven generator, a wind driven generator set and an installation method of the wind driven generator set. The wind driven generator comprises a stator, a rotor sleeved outside the stator and a driving part connected with the rotor and driving the rotor to move along the axial direction. The wind driven generator can reduce the hoisting difficulty.
Description
Technical field
The present invention relates to wind turbine equipment field more particularly to a kind of wind-driven generator, wind power generating set and its
Installation method.
Background technique
The reliability of wind power generating set is the important parameter of wind power generating set.And transmission chain is as wind power generating set
Important support structure, be the key that wind power generating set Machine Design composition.Direct-drive aerogenerator set is as wind-powered electricity generation
The mainstream technology scheme in market, there are a variety of different transmission chain forms, such as unipivot support and two o'clock brace type,
Wherein, two o'clock support refers to that there are two bearing support, one of bearing axially position, another bearings for main shaft
Play.Duplex bearing is arranged in wheel hub by some wind power generating sets.Other wind power generating sets arrange duplex bearing
In outside wheel hub, such as generator or engine room inside.As shown in Figures 1 to 4, wherein wind power generating set includes 1 He of wheel hub
Pedestal 2 etc..
Single-point support refers to that main shaft not only undertakes axial load by a bearing support, usually biserial conical bearing, but also
Undertake radial load.
For wind power generating set of the wheel hub using duplex bearing shafting, since impeller loads position is located at two bearings
Centre, for being arranged in the structure type outside hub body compared to bearing, the arm of force is short, and additional bending moment is few, and as bearing block
Hub body good rigidity reduces bearing equivalent load and then reduces base bearing and be driven chain size, and entire shafting cost is aobvious
Write decline.Nevertheless, due to the integral structure form of wheel hub and main shaft system, existing and asking as follows for direct-drive unit
Topic:
If after shafting and wheel hub 1 have assembled, then docking with generator and the pedestal of cabin 2.I.e. in blower hoisting process,
Tower top, should realize the axis of wheel hub 1 and the flanged joint of engine room foundation 2, also realize that the flange of wheel hub 1 and generator amature connects
It connects.The high double flange faces of aerial realization are installed simultaneously, and technology difficulty is big, and technical risk is high, and hoisting cost is higher.
If after shafting and wheel hub assembly, first completing the assembly of wheel hub shafting and generator in workshop or ground, then entirety is hung
Then dress successively installs three blades.Due to greatly increasing for hoisting weight, hoisting cost is also dramatically increased.It reduces significantly
The cost advantage of wheel hub duplex bearing shafting.
Summary of the invention
The embodiment of the present invention provides a kind of wind-driven generator, wind power generating set and its installation method, to solve to use
The difficult problem of the wind power generating set lifting of duplex bearing brace type wheel hub.
In order to achieve the above objectives, the present invention provides a kind of wind-driven generator comprising stator and turn being set in outside stator
Son, wind-driven generator further include the driving portion for connecting and driving rotor with rotor and be axially moveable.
According to another aspect of the present invention, a kind of wind power generating set is provided, including tower, is connected to the machine on tower top
Cabin, the generator connecting with the pedestal of cabin and the impeller connecting with generator, generator are above-mentioned wind-driven generator, power generation
The stator of machine and the pedestal of cabin connect, and driving portion can drive rotor movement to the position connecting with impeller.
Further, generator further includes dead axle, and dead axle is fixedly connected on pedestal, and stator passes through stator fixedly connected part
It is fixedly connected on dead axle.
Further, the side of the separate impeller of dead axle have the first rotor cooperate flange, the one of the separate impeller of rotor
Side is provided with pre-connection flange, and the first rotor cooperates flange to include the first guide pin hole, is provided on pre-connection flange and first
Second guide pin hole of guide pin hole cooperation；Or the side towards rotor of pedestal have above be provided with the second rotor engagement method
Orchid, the second rotor engagement flange include third guide pin hole, and the with the cooperation of third guide pin hole is provided on pre-connection flange
Two guide pin holes.
Further, there is the first rotor to cooperate flange for the side of the separate impeller of dead axle, and the first rotor cooperates flange packet
The first pre-connection mounting hole is included, rotor includes pre-connection flange, is provided on pre-connection flange and matches with the first pre-connection mounting hole
The the second pre-connection mounting hole closed；Or the side towards rotor of pedestal has and is above provided with the second rotor engagement flange, second
Rotor engagement flange includes third pre-connection mounting hole, and rotor includes pre-connection flange, is provided on pre-connection flange and third
Second pre-connection mounting hole of pre-connection mounting hole cooperation.
Further, rotor is by pre-connection part and when dead axle pre-connection, and the first of the pre-connection flange of rotor and dead axle
There is the first gap between rotor engagement flange.
Further, driving portion is arranged on the stator support of stator, and driving portion is impeller lock, and the lock tongue of impeller lock passes through
First fastening connection piece is connect with rotor.
According to another aspect of the present invention, a kind of installation method of wind power generating set is provided, includes the following steps: to generate electricity
Machine lifts step: by rotor through pre-connection part pre-connection on dead axle, and lifting stator, rotor and dead axle, makes dead axle and bottom
Seat is fixedly connected；Impeller lifts step: lifting impeller is fixedly connected with the impeller shaft of impeller with dead axle；Rotor Connection Step: make
Driving portion drives rotor along the axial movement of generator, and the wheel hub of rotor and impeller is made to post and fix connection.
Further, before generator lifts step further include: pedestal lifts step: the pedestal of cabin is lifted to tower
The top of cylinder, and be fixedly connected with tower.
Further, in rotor Connection Step, driving portion driving rotor further includes before the axial movement of generator
Step: the pre-connection part between rotor and dead axle is removed；Guide pin is inserted into the first guide pin hole and the second guide pin hole.
The wind-driven generator of the embodiment of the present invention can be such that rotor is axially moveable by driving portion, send out in this way in wind-force
When motor group lifts, rotor is driven using driving portion, realizes the connection of rotor and wheel hub, thus avoids needing when impeller lifts
The docking that realize two flange faces simultaneously, reduces hoisting difficulty and cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first wind power generating set in the prior art；
Fig. 2 is the structural schematic diagram of second of wind power generating set in the prior art；
Fig. 3 is the structural schematic diagram of the third wind power generating set in the prior art；
Fig. 4 is the structural schematic diagram of the 4th kind of wind power generating set in the prior art；
Fig. 5 is the structural schematic diagram of the wind power generating set of the embodiment of the present invention；
Fig. 6 is the fractionation structural representation of the wind power generating set of the embodiment of the present invention；
Fig. 7 is the partial enlarged view in Fig. 6 at A；
Fig. 8 is the partial enlarged view in Fig. 6 at B；
Fig. 9 is the wheel hub of the wind power generating set of the embodiment of the present invention and the side view of dead axle；
Figure 10 is after the impeller shaft in the installation method of the wind power generating set of the embodiment of the present invention is connect with dead axle
Structural schematic diagram；
Figure 11 is the partial enlarged view at the C in Figure 10；
Figure 12 is the office after the impeller shaft of the installation method of the wind power generating set of the embodiment of the present invention is connect with dead axle
Portion's enlarged structure schematic diagram；
Figure 13 is the part after the rotor of the installation method of the wind power generating set of the embodiment of the present invention is connect with wheel hub
Enlarged structure schematic diagram.
Description of symbols:
10, tower；20, cabin；21, pedestal；30, generator；31, stator；32, rotor；321, pre-connection flange；322,
Second guide pin hole；323, pre-connection part；324, guide pin；325, the first gap；33, driving portion；331, it first is fastenedly connected
Part；34, dead axle；341, the first rotor cooperates flange；342, the first guide pin hole；343, the first pre-connection mounting hole；40, leaf
Wheel；41, impeller shaft；42, wheel hub；60, yaw bearing；70, blade.
Specific embodiment
The wind power generating set of the embodiment of the present invention and its installation method are described in detail with reference to the accompanying drawing.
As shown in Figure 5 and Figure 6, wind power generating set includes tower 10, cabin 20, generator 30 and impeller 40.
Specifically, tower 10 is fixed on ground or other pedestals, and is used to support other parts.
The pedestal 21 of cabin 20 is connected to the top of tower 10 by yaw bearing 60.Cabin 20 further include yaw driving,
The components such as engine room control cabinet, engine room cover are used to control wind power generating set.
Generator 30 is connect with pedestal 21, is used to convert wind energy into electric energy, realizes power generation.
Impeller 40 is connect with generator 30 comprising impeller shaft 41, blade 70, pitch variable bearings, is supported on impeller at wheel hub 42
Two bearings between axis 41 and wheel hub 42.Wherein, impeller shaft 41 is used to carry the other component of impeller 40, and impeller 40 is connected
It is connected on other component.Wheel hub 42 is used to connect with installation blade 70 and with generator 30.Blade 70 is connected by pitch variable bearings
It connects on wheel hub 42, and is rotated under wind drive, and then rotated with runner hub 42, it is final to realize power generation.
According to an embodiment of the invention, wind-driven generator include stator 31, the rotor being set in outside stator 31 32 and with turn
The driving portion 33 that son 32 connects and rotor 32 is driven to be axially moveable.By adding driving portion 33 in wind-driven generator, utilize
Its drive rotor 32 is axially moveable the adjusting realized to the position of rotor 32, in this way in wind power generating set assembling process,
Without being once aligned multiple flanges when carrying out the lifting of impeller 40, hoisting difficulty and hoisting cost are reduced.
According to another aspect of the present invention, a kind of wind power generating set is provided, the generator 30 of the wind power generating set is
Above-mentioned wind-driven generator.Its stator 31 is connect with pedestal 21, and rotor 32 is set in outside stator 31, and is connect with impeller 40, by
Impeller 40 drives and rotates, and driving portion 33 is connect with rotor 32, and drives rotor 32 along the axial movement of generator 30, so that its
It is moved to the position that can cooperate with impeller 40.
Preferably, generator 30 further includes dead axle 34, and dead axle 34 is fixedly connected on pedestal 21, and stator 31 is solid by stator
Determine connector to be fixedly connected on dead axle 34.34 one side of dead axle is realized generator being fixed on bottom for connecting with pedestal 21
Purpose on seat 21；On the other hand for carrying stator 31, the fixation of stator 31 is realized.Certainly, in other embodiments, generate electricity
Machine 30 can be omitted dead axle 34, and directly the impeller shaft 41 of impeller 40 is connected directly between on pedestal 21, and stator 31 is directly solid
It is scheduled in impeller shaft 41.It include dead axle 34 using generator 30, the mode that dead axle 34 is connect with impeller shaft 41 can reduce axis
On the one hand length reduces manufacturing cost and manufacture difficulty, on the other hand reduces transportation cost and transport difficulty, while may be used also
To reduce hoisting cost.
In conjunction with referring to figs. 7 and 8, the side of the separate impeller 40 of dead axle 34 has first turn for cooperating with rotor 32
Son cooperation flange 341.The side of the separate impeller 40 of rotor 32 be provided with for dead axle 34 and the pre-connection flange that connect
321.In order to facilitate transport, realize being fixed temporarily for rotor 32 and dead axle 34 in transport installation process, with resist rotor 32 by
Permanent magnet generator electromagnet pull and its self gravity, the first rotor cooperate flange 341 include the first pre-connection mounting hole 343
(see Fig. 9) is provided with the second pre-connection mounting hole with the cooperation of the first pre-connection mounting hole 343, rotor on pre-connection flange 321
32 are connect by pre-connection part 323 with dead axle 34, realize the pre-connection of rotor 32.
Certainly, in other embodiments, rotor 32 can be with pre-connection on pedestal 21.If 32 pre-connection of rotor is in pedestal
On 21, then pedestal 21 towards the second rotor engagement flange of setting is needed on the side of rotor 32, which uses
Cooperate in the pre-connection flange 321 of rotor 32.Third pre-connection mounting hole, pre-connection are set on the second rotor engagement flange
The second pre-connection mounting hole with the cooperation of third pre-connection mounting hole is provided on flange 321.Equally, using pre-connection part 323
It sequentially passes through the second pre-installation hole and third pre-installation hole rotor 32 is connected on pedestal 21.
Preferably due to need to drive rotor 32 mobile using driving portion 33 in wind power generating set lifting, so as to
Wheel hub 42 docks, and in order to guarantee the reliability and accuracy of movement, is provided with the first guiding on the first rotor cooperation flange 341
Pin hole 342 is provided with the second guide pin hole 322 with the cooperation of the first guide pin hole 342 on pre-connection flange 321.It needs to drive
When turn 32 moves, pre-connection part 323 is removed, guide pin 324 (see Figure 12) is sequentially passed through into 322 He of the second guide pin hole
First guide pin hole 342, guiding when realizing that rotor 32 is moved axially with respect to dead axle 34 by guide pin 324, while guide pin
324 also have radial carrying effect, can resist during the axial movement of rotor 32 stator 31 for the magnetic pull of rotor 32
And 32 self gravity of rotor.
Certainly, in other embodiments, rotor 32 can cooperate with pedestal 21.For example, the second rotor in pedestal 21 is matched
Third guide pin hole is set on flange, the second guide pin with the cooperation of third guide pin hole is set on pre-connection flange 321
Hole 322.Similarly, guide pin 324 sequentially passes through the second guide pin hole 322 and third guide pin hole.
Preferably, rotor 32 or wheel hub 42 interfere impeller shaft 41 and dead axle 34 to cooperate in assembling process in order to prevent, rotor
32 by pre-connection part 323 and when 34 pre-connection of dead axle, and the pre-connection flange 321 of rotor 32 and the first rotor of dead axle 34 cooperate
The end face of end face and the first rotor cooperation flange 341 with the first gap 325 namely pre-connection flange 321 between flange 341
Between have distance Y.
In conjunction with shown in Figure 9, the first rotor cooperation flange 341 along dead axle 34 has been provided at circumferentially spaced multiple first
Guide pin hole 342 and multiple first pre-connection mounting holes 343, to guarantee that dead axle 34 can reliably be connect with rotor 32, it is ensured that
Connection reliability.
Referring to Figure 10 and Figure 11, driving portion 33 is arranged on the stator support of stator 31, and driving portion 33 is impeller lock, impeller
The lock tongue of lock is connect by the first fastening connection piece 331 with rotor 32.It is achieved in lock tongue telescopic band turn 32 of impeller lock
Along the axial movement of generator 30, overcome stator 31 to the frictional force of magnetic pull and 32 self gravity of the rotor generation of rotor 32
Purpose.
Certainly, in other embodiments, driving portion 33 also can be set on pedestal 21, such as the lock body of impeller lock is consolidated
It is scheduled on pedestal 21, the lock tongue of impeller lock is connect by the first fastening connection piece 331 with rotor 32, with the shifting of this drive rotor 32
It is dynamic.
In other embodiments, driving portion 33 can also be other driving structures, such as hydraulic-driven structure, in stator 31
Hydraulic cylinder is set between rotor 32, it is mobile by the flexible driving rotor 32 of control hydraulic cylinder.
Driving portion 33 is also possible to gear-rack drive structure, and it is mobile to control rotor 32 by the rotation of gear.Or it adopts
With helicitic texture, movement of rotor 32 etc. is driven by screwing bolt.
According to another aspect of the present invention, a kind of installation method of wind power generating set is provided, this method is for lifting wind
Power generator group, includes the following steps:
Generator lift step: by rotor 32 by 323 pre-connection of pre-connection part on dead axle 34, and lift stator 31,
Rotor 32 and dead axle 34, are fixedly connected with dead axle 34 with pedestal 21.
Specifically, first that rotor 32 is fixed with dead axle 34 in advance in generator lifting step, make stator 31 and rotor 32
It is fixed together.Then generator 30 is sling and connect dead axle 34 with pedestal 21, realize the lifting of generator.
It after generator lifts step, carries out impeller and lifts step, in impeller lifting step, lift impeller 40, make leaf
The impeller shaft 41 of wheel 40 is fixedly connected with dead axle 34.
Specifically, first impeller shaft 41, wheel hub 42, duplex bearing, blade 70 etc. are completed, such as rotationally by wheel hub 42
It is set in impeller shaft 41, and first bearing and second bearing is set between wheel hub 42 and impeller shaft 41, blade 70 is installed to
Wheel hub 42.Then impeller 40 is sling, is fixedly connected with impeller shaft 41 with dead axle 34.As shown in Figure 10 to Figure 12, when impeller shaft 41
After connecting with dead axle 34, also there is distance X, to prevent from interfering between the end face of flange of rotor 32 and the end face of flange of wheel hub 42.
As shown in figure 13, after completing impeller lifting, rotor Connection Step is carried out, in this step, drives driving portion 33
Turn 32 posts and fixes rotor 32 with the wheel hub 42 of impeller 40 and connect along the axial movement of generator 30.
Specifically, it is packed into guide pin 324, the pre-connection part 323 between rotor 32 and dead axle 34 is unclamped, with guide pin 324
Guiding, the lock tongue of impeller lock is protruding, the opposite hair of drive rotor 32 along the axial movement of generator 30, make rotor 32 with wheel
The flange face that hub 42 cooperates is bonded with the flange face of wheel hub 42.Then the circumferential centering for carrying out flange face bolt, even if rotor 32
Flange on hole be overlapped with the axis in the hole on the flange of wheel hub 42, so as to easily install bolt.Circumferential centering can
It is realized in a manner of through following two:
The first are as follows: it fixes wheel hub 42 with 41 relative position of impeller shaft, is then assembled in impeller shaft 41 and dead axle 34
Afterwards, since rotor 32 may be implemented in guide pin and the relative position of dead axle 34 is fixed, it is i.e. real between wheel hub 42 and rotor 32
Circumferential centering is showed；
Second are as follows: the transmission device of auxiliary is set between rotor 32 and wheel hub 42, and such as gear transmission structure passes through tooth
Wheel engagement realize it is opposite circumferentially rotates, and then realize fixing to neutralizing for rotor 32 and wheel hub 42.
After rotor 32 and wheel hub 42 are connected and fixed, the related back work such as generator sealing, wiring is completed.
Before generator lifts step further include: pedestal lifts step: i.e. by the lifting of pedestal 21 of cabin 20 to tower
10 top, and be fixedly connected with tower 10.
After the lifting for completing wind power generating set, the moment of flexure and thrust that impeller shaft 41 is born are through dead axle 34, pedestal 21, yaw
Bearing 60 and tower 10 are transferred on ground or other fixtures.Blade 70 is driven by wind energy and is rotated, and converts wind energy into machinery
Can, it drives 32 relative stator 31 of rotor of generator to rotate through wheel hub 42, realizes power generation.
After wind power generating set scene runs a period of time, when need to unload impeller 40 or generator 30 because of a variety of causes.
It can be according to installation process contrary operation, i.e., after the bolt hole centering on rotor 32 and dead axle 34 or pedestal 21, impeller lock
Lock tongue stretches out and passes through the first fastening connection piece 331 to be fixed with rotor flange face, and guide pin insertion wheel hub 42 is matched with rotor 32
In the hole of flange, the connection between wheel hub 42 and rotor 32 is dismantled, the lock tongue of impeller lock retracts, and drives machine rotor 32 whole axial
It is mobile, realize the separation of rotor 32 and wheel hub 42, then complete being fixed temporarily for rotor 32 and dead axle 34 or pedestal 21.Since then, it sends out
The preparation of motor and impeller demolition is completed, and impeller and generator can be freely disassembled.
Wind-driven generator, wind power generating set and its installation method of the embodiment of the present invention have the effect that
The installation method of the wind power generating set is particularly suitable for the wind power generating set that wheel hub is duplex bearing, passes through the party
Hoisting cost can be effectively reduced in method, improves wind-driven generator unit reliability.
It drives rotor axial mobile by using the mode of setting driving portion, its docking with wheel hub is realized, so that lifting
When only need the alignment of flange, hoisting difficulty is lower, more particularly to reduce the direct wind-driven generator that wheel hub is duplex bearing support
The hoisting cost of group improves economy.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of wind-driven generator including stator (31) and is set in the rotor (32) of the stator (31) outside, which is characterized in that
The wind-driven generator further includes the driving portion for connecting with the rotor (32) and the rotor (32) being driven to be axially moveable
(33), the driving portion (33) can drive the rotor (32) to move axially relative to the stator (31).
2. a kind of wind power generating set, including tower (10), the cabin (20) that is connected to the tower (10) top, with the machine
The generator (30) of pedestal (21) connection in cabin (20) and the impeller (40) being connect with the generator (30), which is characterized in that
The generator (30) is wind-driven generator described in claim 1, the stator (31) and the machine of the generator (30)
The pedestal (21) in cabin (20) connects, and driving portion (33) can drive the rotor (32) to be moved to and connect with the impeller (40)
Position.
3. wind power generating set according to claim 2, which is characterized in that the generator (30) further includes dead axle
(34), the dead axle (34) is fixedly connected on the pedestal (21), and the stator (31) is fixed by stator fixedly connected part
It is connected on the dead axle (34).
4. wind power generating set according to claim 3, which is characterized in that the separate impeller of the dead axle (34)
(40) side has the first rotor cooperation flange (341), and the side far from the impeller (40) of the rotor (32) is arranged
Have pre-connection flange (321), the first rotor cooperation flange (341) includes the first guide pin hole (342), the pre-connection method
The second guide pin hole (322) with first guide pin hole (342) cooperation is provided on blue (321)；Or
The side towards the rotor (32) of the pedestal (21), which has, is above provided with the second rotor engagement flange, and described second
Rotor engagement flange includes third guide pin hole, is provided on the pre-connection flange (321) and matches with the third guide pin hole
The second guide pin hole (322) closed.
5. wind power generating set according to claim 3, which is characterized in that the separate impeller of the dead axle (34)
(40) side has the first rotor cooperation flange (341), and the first rotor cooperation flange (341) is pacified including the first pre-connection
It fills hole (343), the rotor (32) includes pre-connection flange (321), is provided on the pre-connection flange (321) and described the
Second pre-connection mounting hole of one pre-connection mounting hole (343) cooperation；Or
The side towards the rotor (32) of the pedestal (21), which has, is above provided with the second rotor engagement flange, and described second
Rotor engagement flange includes third pre-connection mounting hole, and the rotor (32) includes pre-connection flange (321), the pre-connection method
The second pre-connection mounting hole with third pre-connection mounting hole cooperation is provided on blue (321).
6. wind power generating set according to claim 5, which is characterized in that the rotor (32) passes through pre-connection part
(323) with the dead axle (34) pre-connection when, the first of the pre-connection flange (321) of the rotor (32) and the dead axle (34)
There are the first gap (325) between rotor engagement flange (341).
7. the wind power generating set according to any one of claim 2-6, which is characterized in that driving portion (33) setting
On the stator support of the stator (31), the driving portion (33) is impeller lock, and the lock tongue of the impeller lock is tight by first
Connected fitting (331) are connect with the rotor (32).
8. a kind of installation method of wind power generating set, which comprises the steps of:
Generator lifts step: by rotor (32) through pre-connection part (323) pre-connection on dead axle (34), and lifting stator
(31), rotor (32) and dead axle (34), are fixedly connected with dead axle (34) with pedestal (21)；
Impeller lifts step: lifting impeller (40) is fixedly connected with the impeller shaft (41) of impeller (40) with dead axle (34)；
Rotor Connection Step: make driving portion (33) driving rotor (32) along generator (30) axial movement, make rotor (32) with
The wheel hub (42) of impeller (40) posts and fixes connection.
9. the installation method of wind power generating set according to claim 8, which is characterized in that generator lifting step it
Before further include: pedestal lifts step: by the top of pedestal (21) lifting of cabin (20) to tower (10), and admittedly with tower (10)
Fixed connection.
10. the installation method of wind power generating set according to claim 8, which is characterized in that connect and walk in the rotor
In rapid, driving portion (33) drives rotor (32) to further comprise the steps of: before the axial movement of generator (30)
Remove the pre-connection part (323) between the rotor (32) and the dead axle (34)；
It will be in guide pin (324) insertion the first guide pin hole (342) and the second guide pin hole (322), wherein first guiding
Pin hole (342) is formed in the first rotor cooperation flange (341) of the side far from the impeller (40) of the dead axle (34),
Second guide pin hole (322) is formed in the pre-connection flange of the side far from the impeller (40) of the rotor (32)
(321) in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032599.8A CN105649885B (en) | 2015-12-31 | 2015-12-31 | Wind driven generator, wind driven generator set and installation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032599.8A CN105649885B (en) | 2015-12-31 | 2015-12-31 | Wind driven generator, wind driven generator set and installation method thereof |
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| Publication Number | Publication Date |
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| CN105649885A CN105649885A (en) | 2016-06-08 |
| CN105649885B true CN105649885B (en) | 2019-01-22 |
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