CN207349031U - The shafting and wind power generating set of wind power generating set - Google Patents
The shafting and wind power generating set of wind power generating set Download PDFInfo
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- CN207349031U CN207349031U CN201721407911.1U CN201721407911U CN207349031U CN 207349031 U CN207349031 U CN 207349031U CN 201721407911 U CN201721407911 U CN 201721407911U CN 207349031 U CN207349031 U CN 207349031U
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- bearing
- wind power
- power generating
- generating set
- shafting
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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
Abstract
The utility model provides the shafting and wind power generating set of a kind of wind power generating set, and the shafting of wind power generating set includes：Dead axle, dead axle are connected to the base of wind power generating set；Moving axis, moving axis are connected to the wheel hub of wind power generating set；Clutch shaft bearing, clutch shaft bearing are installed between dead axle and moving axis close to hub side；Second bearing, second bearing are installed between dead axle and moving axis away from hub side, wherein, the radial direction bearing capacity of the part of the close hub side of clutch shaft bearing is more than the radial direction bearing capacity of the part of the remote hub side of clutch shaft bearing.The shafting of wind power generating set according to the present utility model, the stress of clutch shaft bearing is adjusted more than the radial direction bearing capacity of the part of the remote hub side of clutch shaft bearing by the radial direction bearing capacity of the part of the close hub side for making clutch shaft bearing, it can effectively avoid clutch shaft bearing overload, fever and the phenomenon skidded, unstable wind load is can adapt to, improves the stability and reliability of the shafting of wind power generating set.
Description
Technical field
It the utility model is related to technical field of wind power generation, and in particular, to the shafting and bag of a kind of wind power generating set
Include the wind power generating set of the shafting of the wind power generating set.
Background technology
The function of the shafting of direct-drive aerogenerator set is support impeller, and torque load is passed to wind power generating set
Generator, and the supporting structures such as base of other load transmissions to wind power generating set, the quality of its performance are determined
The core competitiveness of wind power generating set.The type selecting of the associated components of shafting be the shafting design of wind power generating set it is crucial because
Element, the type selecting of associated components influence shafting performance, manufacture assembly cost and O＆M cost, are the important composition portions of shafting design
Point.
At present, the shafting of common wind power generating set includes moving axis, dead axle and between moving axis and dead axle
Bearing assembly.For different types of wind power generating set, the specific composition of bearing assembly is different.For example, bearing assembly can wrap
Double-row conical bearing and cylinder roller bearing are included, or including two taper roll bearings, or only include a biserial circular cone
Roller bearing etc..
Figures 1 and 2 show that the shafting of two distinct types of wind power generating set of the prior art.Fig. 1 is to show
The schematic diagram of the shafting of the long axle construction of wind power generating set of the prior art.Fig. 2 is to show wind-force hair of the prior art
The schematic diagram of the shafting of the short axle structure of motor group.At present, for the shafting of long axle construction, generally select duplex bearing and carry out branch racking
Axis；For the shafting of short axle structure, single-bearing is generally selected to support moving axis.
Specifically, as shown in Figure 1, the shafting 10 of short axle structure includes：Dead axle 11, is connected to the base of wind power generating set
(not shown)；Moving axis 12, is connected to the wheel hub (not shown) of wind power generating set, and is set in the outside of dead axle 11；Bearing
Component, including double-row conical bearing 13 and cylinder roller bearing 14 between moving axis 12 and dead axle 11, wherein, it is double
Row tapered roller bearing 13 is located at the side of the close wheel hub of moving axis 12, and cylinder roller bearing 14 is located at the remote wheel hub of moving axis 12
Side.As shown in Fig. 2, the shafting 20 of short axle structure includes：Moving axis 22, the wheel hub for being connected to wind power generating set (do not show
Go out)；Dead axle 21, is set in the outside of moving axis 22, and is connected to the base (not shown) of wind power generating set；Bearing assembly,
Only include the double-row conical bearing 13 being installed between moving axis 22 and dead axle 21.
Referring to Figures 1 and 2 as can be seen that shafting 10 and shafting 20 include double-row conical bearing 13, reason is：
Compared with other types of bearing, the rigidity of double-row conical bearing is larger, and with good resist torque load
Ability, therefore influence of the shafting deformation to power generator air gap can be reduced, while make it that shafting is compact and reduces shaft components
Quantity.
However, the double-row conical bearing selected at present is symmetrical structure.Specifically, with reference to Fig. 3, Fig. 3 is basis
The partial section of the double-row conical bearing of the prior art.As shown in figure 3, double-row conical bearing 13 includes outer ring
13a, inner ring 13b, forefront roller 13c and rank rear roller 13d, and forefront roller 13c and rank rear roller 13d are arranged symmetrically.
In wind power generating set operational process, double-row conical bearing 13 is installed close to hub side, and bears to lead
Load is wanted, load is transmitted by hub side, and according to the change of wind, different lines bearing can bear different size of load.Example
Such as, the stress of the forefront roller 13c of the upwind side of double-row conical bearing 13 is more than the rank rear roller 13d's of lower wind direction side
, easily there is forefront roller 13c and carries the phenomenon that excessive or rank rear roller 13d skids in stress.
Therefore, symmetrical double-row conical bearing is bad for excessive or too small local load's adaptability.Work as presence
During unstable and mutation local load, it may appear that forefront roller is unsatisfactory for local loading demands, or rank rear roller is likely to occur
The phenomenon waste one's talent on a petty job, even skidded, and then the utilization rate and service life of bearing assembly are influenced, cause the reliable of whole shafting
Property decline.In this way, shafting 10 as shown in Figure 1 and shafting 20 as shown in Figure 2 cannot be well adapted for it is local excessive or
Too small wind load, thus can not ensure the reliability of whole shafting.
Utility model content
Therefore, the purpose of this utility model is to provide the shafting and wind power generating set of a kind of wind power generating set, with
The shafting for solving existing wind power generating set it is bad for excessive or too small local load's adaptability and influence shafting can
By property the problem of.
One side according to the present utility model, a kind of shafting of wind power generating set may include：Dead axle, dead axle are connected to wind
The base of power generator group；Moving axis, moving axis are connected to the wheel hub of wind power generating set；Clutch shaft bearing, clutch shaft bearing is close to wheel hub
Side is installed between dead axle and moving axis；Second bearing, second bearing are installed between dead axle and moving axis away from hub side, wherein,
The radial direction that the radial direction bearing capacity of the part of the close hub side of clutch shaft bearing is more than the part of the remote hub side of clutch shaft bearing is held
Carry power.
Preferably, clutch shaft bearing can be double-row conical bearing, and the forefront of the close hub side of clutch shaft bearing
The contact angle of roller is smaller than the contact angle of the rank rear roller of the remote hub side of clutch shaft bearing.
Preferably, clutch shaft bearing can be double-row conical bearing, and the forefront of the close hub side of clutch shaft bearing
The size of roller can be more than the size of the rank rear roller of the remote hub side of clutch shaft bearing.
Preferably, second bearing can be cylinder roller bearing.
Another aspect according to the present utility model, a kind of shafting of wind power generating set may include：Dead axle, dead axle are connected to
The base of wind power generating set；Moving axis, moving axis are connected to the wheel hub of wind power generating set；Bearing, bearing are installed close to hub side
Between dead axle and moving axis, wherein, the radial direction bearing capacity of the part of the close hub side of bearing is more than the remote hub side of bearing
Part radial direction bearing capacity.
Preferably, bearing can be double-row conical bearing, and the forefront roller of the close hub side of bearing connects
Feeler is smaller than the contact angle of the rank rear roller of the remote hub side of bearing.
Preferably, bearing can be double-row conical bearing, and the ruler of the forefront roller of the close hub side of bearing
The size of the rank rear roller of the very little remote hub side more than bearing.
Another aspect according to the present utility model, a kind of wind power generating set include wind power generating set as described above
Shafting.
The shafting of the wind power generating set of embodiment according to the present utility model passes through compared with shafting of the prior art
Make the radial direction bearing capacity of the part of the close hub side of clutch shaft bearing more than the part of the remote hub side of clutch shaft bearing
Radial direction bearing capacity adjusts the stress of clutch shaft bearing, can effectively avoid clutch shaft bearing overload, fever and the phenomenon skidded, Neng Gougeng
Unstable wind load is adapted to well, and then improves the utilization rate and service life of bearing, so as to improve whole wind power generating set
Shafting stability and reliability.In addition, the general tune of the shafting of the wind power generating set of embodiment according to the present utility model
Required asymmetric biserial circular cone can be achieved in the contact angle or single-row roller dimension for saving symmetrical double-row conical bearing
Roller bearing, and then can meet the excessive bearing requirements of local load, no need to increase the overall dimensions of bearing, so as to save manufacture
Cost.In addition, in the case where the size of shafting is identical with specification, the wind power generating set of embodiment according to the present utility model
Shafting cause shafting that there is more preferable load-carrying properties, axially position precision by using asymmetric double-row conical bearing
It is high.In addition, the shafting of the wind power generating set of embodiment according to the present utility model, can not change bearing appearance and size interface
In the case of realize asymmetric double-row conical bearing, therefore do not influence the fit dimension of shafting and other components, can
Maintenance and the replacement cost of shafting are reduced, and increases the margin of safety of the shafting of wind power generating set.
Brief description of the drawings
Pass through the description carried out below in conjunction with the accompanying drawings to embodiment, the above-mentioned and other purposes and feature of the utility model
It will become apparent, in the accompanying drawings：
Fig. 1 is the schematic diagram of the shafting for the long axle construction for showing wind power generating set of the prior art.
Fig. 2 is the schematic diagram of the shafting for the short axle structure for showing wind power generating set of the prior art.
Fig. 3 is the partial section of double-row conical bearing of the prior art.
Fig. 4 is the signal of the shafting of the long axle construction for the wind power generating set for showing embodiment according to the present utility model
Figure.
Fig. 5 is the signal of the shafting of the short axle structure for the wind power generating set for showing embodiment according to the present utility model
Figure.
Drawing reference numeral explanation：
10、20、10’、20’：Shafting；
11、21：Dead axle；12、22：Moving axis；
13：Double-row conical bearing；
13a：Outer ring；
13b：Inner ring；
13c：Forefront roller；
13d：Rank rear roller；
13’：Clutch shaft bearing；
14：Cylinder roller bearing；
14’：Second bearing；
23：Bearing.
Embodiment
Now, embodiment according to the present utility model is described in detail with reference to the accompanying drawings, its example is shown in the drawings, its
In, identical label represents identical component all the time.
Fig. 4 is the signal of the shafting of the long axle construction for the wind power generating set for showing embodiment according to the present utility model
Figure.
As shown in figure 4, the shafting 10 ' of the long axle construction of the wind power generating set of embodiment according to the present utility model can wrap
Include moving axis 12, dead axle 11 and clutch shaft bearing 13 ' and second bearing 14 '.Dead axle 11 may be connected to the base of wind power generating set.
Moving axis 12 may be connected to the wheel hub (not shown) of wind power generating set, and can be set in the outside of dead axle 11.Although show in Fig. 4
Go out the outside that moving axis 12 is set in dead axle 11, but not limited to this, moving axis 12 can be rationally set as needed in practical application
It is arranged at the position relationship of dead axle 11, such as moving axis 12 in dead axle 11.It is fixed that clutch shaft bearing 13 ' and second bearing 14 ' can be installed on
Between axis 11 and moving axis 12, clutch shaft bearing 13 ' can be located at the side of the close wheel hub of moving axis 12, and second bearing 14 ' can be located at dynamic
The side of the remote wheel hub of axis 12, wherein, the radial direction bearing capacity of the part of the close hub side of clutch shaft bearing 13 ' is more than first axle
Hold the radial direction bearing capacity of the part of 13 ' remote hub side.
In the present embodiment, clutch shaft bearing 13 ' can be asymmetric double-row conical bearing, so that clutch shaft bearing
The radial direction bearing capacity of the part of 13 ' close hub side is more than the radial direction carrying of the part of the remote hub side of clutch shaft bearing 13 '
Power.Preferably, the contact angle of the forefront roller of the close hub side of clutch shaft bearing 13 ' is smaller than the remote wheel of clutch shaft bearing 13 '
The contact angle of the rank rear roller of hub side.In this case, according to mechanics principle, contact angle angle is different, the radial direction of stress point
Also changed correspondingly with axial component size.The shafting substantial radial load of wind power generating set, and taper roll bearing
Radial direction bearing capacity increase with the reduction of contact angle, therefore the forefront roller of the close hub side in clutch shaft bearing 13 '
In the case that contact angle is less than the contact angle of the rank rear roller of the remote hub side of clutch shaft bearing 13 ', clutch shaft bearing 13 ' can be made
It is more than the contact of the rank rear roller of the remote hub side of clutch shaft bearing 13 ' close to the radial direction bearing capacity of the forefront roller of hub side
Power, so as to adjust the stress of front and rear row roller.
The situation that overall dimension, front and rear row roller dimension in clutch shaft bearing 13 ' remain unchanged, can be by adjusting before
The contact angle of row roller and rank rear roller meets the bearing requirements of the front and rear row roller of clutch shaft bearing 13 ', workable, saves
Cost is manufactured, and for the well adapting to property of load of abrupt local, it is possible to increase the service life of clutch shaft bearing 13 '.
Alternatively, in order to which the radial direction bearing capacity of the forefront roller of the close hub side of clutch shaft bearing 13 ' is more than clutch shaft bearing
The contact force of the rank rear roller of 13 ' remote hub side, the size of the forefront roller of the close hub side of clutch shaft bearing 13 ' can be big
In the size of the rank rear roller of the remote hub side of clutch shaft bearing 13 ', as shown in Figure 4.
In the present embodiment, clutch shaft bearing 13 ' is installed close to hub side, to bear the Main Load of whole shafting, and
It can be zero or negative clearance to install clearance, preferably to position.In addition, second bearing 14 ' can be cylinder roller bearing, but not
It is limited to this, can also is other types of bearing as needed.Second bearing 14 ' is used as the long axle construction of rear intermediate bearing,
It can be positive clearance that it, which installs clearance,.
Compared with shafting 10 of the prior art, by using (the asymmetric double-row conical axis of clutch shaft bearing 13 '
Hold) symmetrical double-row conical bearing is replaced, clutch shaft bearing 13 ' as fore bearing can be born compared with big load (particularly
Unstable, mutation local load), it is preferable to the adaptability of different wind loads, the safety coefficient of bearing is improved, and then improve
The reliability of whole shafting.In addition, compared with cylinder roller bearing or self-aligning roller bearing, asymmetric double-row conical
The bearing rigidity of bearing is big, and axially position effect is good, and bearing capacity is strong.
Fig. 5 is the exemplary of the shafting of the short axle structure for the wind power generating set for showing embodiment according to the present utility model
Schematic diagram.
The shafting of the short axle structure of the wind power generating set of embodiment according to the present utility model may include moving axis 22, dead axle
21 and bearing 23.Dead axle 21 may be connected to the base (not shown) of wind power generating set, and be set in the outside of moving axis 22.It is dynamic
Axis 22 may be connected to the wheel hub (not shown) of wind power generating set.Although show that dead axle 21 is set in the outer of moving axis 22 in Fig. 5
Side, but not limited to this, the position relationship of moving axis 22 and dead axle 21 can be rationally set as needed in practical application, such as moving axis 22
It is set in outside dead axle 21.Bearing 23 can be installed between dead axle 21 and moving axis 22 close to hub side, wherein, the close wheel of bearing 23
The radial direction bearing capacity of the part of hub side is more than the radial direction bearing capacity of the part of the remote hub side of bearing 23.
It is to be understood that the concrete structure of the bearing 23 of the shafting 20 ' of embodiment according to the present utility model can be with such as Fig. 4
The concrete structure of clutch shaft bearing 13 ' in shown shafting 10 ' is identical, i.e. and bearing 23 can be double-row conical bearing, and
And the contact angle of the forefront roller of the close hub side of bearing 23 is smaller than connecing for the rank rear roller of the remote hub side of bearing 23
The size of the forefront roller of the close hub side of feeler and/or bearing 23 can be more than the rank rear roller of the remote hub side of bearing 23
Size.Therefore, in order to avoid repeating, the detailed description of its structure will be omitted herein.
In the present embodiment, the installation clearance of bearing 23 can be negative clearance, preferably to position.For asymmetric biserial
The bearing rigidity of the bearing 23 of taper roll bearing is big, not only acts as the effect of support shafting 20 ', and for the adaptation of wind load
Property it is preferable, forefront roller overload can be effectively prevented from or phenomenon that rank rear roller skids.Shafting 20 ' can be replaced such as by bearing 23
The symmetrical double-row conical bearing 13 in shafting 20 shown in Fig. 2 and efficiently solve symmetrical double-row conical bearing
For local excessive or too small load adaptability it is bad the problem of, so as to improve the utilization rate and service life of bearing, at the same time
Improve the stability and reliability of the shafting of whole wind power generating set.
The shafting of the wind power generating set of embodiment according to the present utility model passes through compared with shafting of the prior art
Make the radial direction bearing capacity of the part of the close hub side of clutch shaft bearing more than the radial direction of the part of the remote hub side of clutch shaft bearing
Bearing capacity adjusts the stress of clutch shaft bearing, specifically, before being adjusted by using asymmetric double-row conical bearing
The stress of rank rear roller, can effectively avoid roller overload, fever and the phenomenon skidded, can better adapt to unstable wind
Carry, and then improve the utilization rate and service life of bearing.
In addition, the shafting of the wind power generating set of embodiment according to the present utility model is general to adjust symmetrical biserial circular cone
The contact angle of roller bearing or single-row roller dimension are that required asymmetric double-row conical bearing can be achieved, and then can be expired
The excessive bearing requirements of sufficient local load, no need to increase the overall dimensions of bearing, so as to save manufacture cost.
In addition, in the case where the size of shafting is identical with specification, the wind-power electricity generation of embodiment according to the present utility model
The shafting of unit causes shafting to have more preferable load-carrying properties, axially position by using asymmetric double-row conical bearing
Precision is high.
In addition, the shafting of the wind power generating set of embodiment according to the present utility model, can not change bearing shape ruler
Asymmetric double-row conical bearing is realized in the case of very little interface, therefore does not influence the cooperation ruler of shafting and other components
It is very little, maintenance and the replacement cost of shafting can be reduced, and increase the margin of safety of the shafting of wind power generating set.
Another embodiment of the utility model is a wind power generating set with above-mentioned shafting, it has with above-mentioned shafting
Beneficial effect is identical, therefore does not repeat.
Although the exemplary embodiment of the utility model is described in detail above, those skilled in the art are not taking off
From in the spirit and scope of the utility model, various modification and variation can be made to the embodiment of the utility model.But should
Work as understanding, in the opinion of those skilled in the art, these modification and variation will fall into the utility model that claim is limited
Exemplary embodiment spirit and scope in.
Claims (8)
1. a kind of shafting of wind power generating set, it is characterised in that the shafting of the wind power generating set includes：
Dead axle (11), the dead axle (11) are connected to the base of wind power generating set；
Moving axis (12), the moving axis (12) are connected to the wheel hub of the wind power generating set；
Clutch shaft bearing (13 '), the clutch shaft bearing (13 ') are installed on the dead axle (11) and the moving axis close to the hub side
(12) between；
Second bearing (14 '), the second bearing (14 ') are installed on the dead axle (11) and the moving axis away from the hub side
(12) between,
Wherein, the radial direction bearing capacity of the part of the close hub side of the clutch shaft bearing (13 ') is more than the clutch shaft bearing
The radial direction bearing capacity of the part of the remote hub side of (13 ').
2. the shafting of wind power generating set as claimed in claim 1, it is characterised in that the clutch shaft bearing (13 ') is biserial
Taper roll bearing, and the contact angle of the forefront roller of the close hub side of the clutch shaft bearing (13 ') is less than described
The contact angle of the rank rear roller of the remote hub side of clutch shaft bearing (13 ').
3. the shafting of wind power generating set as claimed in claim 1 or 2, it is characterised in that the clutch shaft bearing (13 ') is double
Row tapered roller bearing, and the size of the forefront roller of the close hub side of the clutch shaft bearing (13 ') is more than described
The size of the rank rear roller of the remote hub side of clutch shaft bearing (13 ').
4. the shafting of wind power generating set as claimed in claim 3, it is characterised in that the second bearing (14 ') is cylinder
Roller bearing.
5. a kind of shafting of wind power generating set, it is characterised in that the shafting of the wind power generating set includes：
Dead axle (21), the dead axle (21) are connected to the base of wind power generating set；
Moving axis (22), the moving axis (22) are connected to the wheel hub of the wind power generating set；
Bearing (23), the bearing (23) are installed between the dead axle (21) and the moving axis (22) close to the hub side,
Wherein, the radial direction bearing capacity of the part of the close hub side of the bearing (23) is more than the remote of the bearing (23)
The radial direction bearing capacity of the part of the hub side.
6. the shafting of wind power generating set as claimed in claim 5, it is characterised in that the bearing (23) is double row tapered roller
Sub- bearing, and the contact angle of the forefront roller of the close hub side of the bearing (23) is less than the remote of the bearing (23)
From the contact angle of the rank rear roller of the hub side.
7. the shafting of the wind power generating set as described in claim 5 or 6, it is characterised in that the bearing (23) is justified for biserial
Taper roller bearing, and the size of the forefront roller of the close hub side of the bearing (23) is more than the bearing (23)
The size of rank rear roller away from the hub side.
8. a kind of wind power generating set, it is characterised in that the wind power generating set is included such as any one of claim 1 to 7
The shafting of the wind power generating set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721407911.1U CN207349031U (en) | 2017-10-26 | 2017-10-26 | The shafting and wind power generating set of wind power generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721407911.1U CN207349031U (en) | 2017-10-26 | 2017-10-26 | The shafting and wind power generating set of wind power generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207349031U true CN207349031U (en) | 2018-05-11 |
Family
ID=62353238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721407911.1U Active CN207349031U (en) | 2017-10-26 | 2017-10-26 | The shafting and wind power generating set of wind power generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207349031U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486237A (en) * | 2019-09-04 | 2019-11-22 | 东方电气集团东方电机有限公司 | A kind of megawatt-level low-speed direct wind-driven generator shafting device |
| CN113124810A (en) * | 2019-12-31 | 2021-07-16 | 新疆金风科技股份有限公司 | Method and system for measuring matching quality of shafting bearing |
| CN113969876A (en) * | 2021-10-29 | 2022-01-25 | 新疆金风科技股份有限公司 | Wind generating set shafting and wind generating set |
| CN114060242A (en) * | 2020-07-31 | 2022-02-18 | 新疆金风科技股份有限公司 | Supporting device of shafting bearing and wind generating set |
| WO2023071041A1 (en) * | 2021-10-29 | 2023-05-04 | 新疆金风科技股份有限公司 | Shaft structure, wind turbine shaft system, and wind turbine |
-
2017
- 2017-10-26 CN CN201721407911.1U patent/CN207349031U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486237A (en) * | 2019-09-04 | 2019-11-22 | 东方电气集团东方电机有限公司 | A kind of megawatt-level low-speed direct wind-driven generator shafting device |
| CN110486237B (en) * | 2019-09-04 | 2021-04-02 | 东方电气集团东方电机有限公司 | Megawatt-level low-speed direct-drive wind driven generator shafting device |
| CN113124810A (en) * | 2019-12-31 | 2021-07-16 | 新疆金风科技股份有限公司 | Method and system for measuring matching quality of shafting bearing |
| CN113124810B (en) * | 2019-12-31 | 2023-03-24 | 新疆金风科技股份有限公司 | Method and system for measuring matching quality of shafting bearing |
| CN114060242A (en) * | 2020-07-31 | 2022-02-18 | 新疆金风科技股份有限公司 | Supporting device of shafting bearing and wind generating set |
| CN114060242B (en) * | 2020-07-31 | 2023-03-31 | 新疆金风科技股份有限公司 | Supporting device of shafting bearing and wind generating set |
| CN113969876A (en) * | 2021-10-29 | 2022-01-25 | 新疆金风科技股份有限公司 | Wind generating set shafting and wind generating set |
| WO2023071041A1 (en) * | 2021-10-29 | 2023-05-04 | 新疆金风科技股份有限公司 | Shaft structure, wind turbine shaft system, and wind turbine |
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