CN209041032U - Impeller locking mechanism and wind power generating set for wind power generating set - Google Patents
Impeller locking mechanism and wind power generating set for wind power generating set Download PDFInfo
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- CN209041032U CN209041032U CN201821699291.8U CN201821699291U CN209041032U CN 209041032 U CN209041032 U CN 209041032U CN 201821699291 U CN201821699291 U CN 201821699291U CN 209041032 U CN209041032 U CN 209041032U
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- sticking department
- wind power
- power generating
- generating set
- locking mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 46
- 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 abstract description 7
- 238000005266 casting Methods 0.000 abstract description 13
- 238000012545 processing Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model provides a kind of impeller locking mechanism and wind power generating set for wind power generating set, and wind power generating set includes: moving axis, and moving axis is connected to the wheel hub of wind power generating set；Dead axle, dead axle are connected to the pedestal of wind power generating set, and impeller locking mechanism includes: the first sticking department, and the first sticking department is formed on the side wall of moving axis；Second sticking department, the second sticking department are formed on the side wall of dead axle, and corresponding with the first sticking department；Locking piece, locking piece and the first sticking department and the cooperation of the second sticking department moving axis and dead axle to be locked to each other radially, or moving axis and dead axle are unlocked.The lock flange according to the present utility model that super large is not needed for the impeller locking mechanism and wind power generating set of wind power generating set, avoid the limitation of transportation clearance, the transport, manufacture and processing cost that super large flange can be reduced are high, and can reduce the transport, casting and processing cost of shafting.
Description
Technical field
The utility model relates to a kind of impeller locking mechanisms and wind power generating set for wind power generating set.
Background technique
For direct-drive aerogenerator set, when unit maintenance, maintenance, maintenance personnel needs to enter
In wheel hub, in order to ensure the safety of maintenance personnel needs to lock impeller before entering wheel hub.
General traditional impeller locking device is arranged on generator and coupling of shaft system flange, and the connection of impeller locking device turns
Dynamic component and stationary parts.As shown in Figure 1, in traditional direct-drive aerogenerator set locking structure, moving axis 1 and wheel hub 3
It is connected, dead axle 2 is connected with pedestal 4, and the locking installed position of the close impeller side of moving axis 1 and dead axle 2 is respectively formed with impeller
Lock flange 5 and 6 locks rotating in a circumferential direction for rotation axis by locking impeller lock flange 5 and 6, to can realize to impeller
Locking.
However, load is also increasing therewith with the increase of wind power generating set single-machine capacity, the peace of Yao Shixian impeller
Full locking, needs bigger locking radius, that is, the flange (for example, impeller lock flange 5 and 6) for needing to lock installation site is straight
Diameter is bigger, the flange of this oversize, and casting processing cost is high, while largely can be more than that road transport size limits
System, for the structure great threat of wind power generating set.
Utility model content
In order to solve above-mentioned wind power generating set impeller locking plant bulk it is excessive, processing cost is higher, is not easy to transport
The problems such as, the utility model provides a kind of impeller locking mechanism and wind power generating set for wind power generating set.
The one side of the utility model provides a kind of impeller locking mechanism for wind power generating set, wind power generating set
It include: moving axis, moving axis is connected to the wheel hub of wind power generating set；Dead axle, dead axle are connected to the pedestal of wind power generating set, impeller
Locking mechanism includes: the first sticking department, and the first sticking department is formed on the side wall of moving axis；Second sticking department, the second sticking department shape
At on the side wall of dead axle, and it is corresponding with the first sticking department；Locking piece, locking piece are matched with the first sticking department and the second sticking department
It closes, moving axis and dead axle to be locked to each other radially, or moving axis and dead axle is unlocked.
Preferably, the first sticking department and the second sticking department can be lock hole.
Preferably, locking piece may be provided in the second sticking department.
Preferably, locking piece may include telescopic member, and telescopic member can be stretched out or be retracted from the second sticking department.
Preferably, locking piece can be hydraulic lock rationed marketing.
Preferably, impeller locking mechanism may include multipair first sticking department and the second sticking department and multiple locking pieces.
Preferably, at least two pairs in multipair first sticking department and the second sticking department are on the axial direction of moving axis and dead axle
Position can be different.
Preferably, at least two pairs of axis relative to moving axis and dead axle in multipair first sticking department and the second sticking department can
It is symmetrical arranged.
Preferably, the lateral wall boss outstanding from dead axle can be formed with along the edge of the second sticking department, boss it is upper
It is flat in entire surface.
The another aspect of the utility model provides a kind of wind power generating set, and wind power generating set includes leaf as described above
Take turns locking mechanism.
Impeller locking mechanism and wind power generating set according to the present utility model for wind power generating set, compared to biography
The flange locking structure of system changes traditional locking layout designs, does not need the lock flange of super large, it is entirely avoided transport
The limitation of size, the transport, manufacture and processing cost that can reduce super large flange are high, and can reduce the transport of shafting, casting with
And processing cost.Limit is constituted to the development of powerful wind power generating set in addition, also solving traditional flange locking structure
The problem of processed.
Impeller locking mechanism and wind power generating set according to the present utility model for wind power generating set, can carry out
Multiposition locking design can increase locking torque while keeping casting body structure simple, improve the reliability of locking,
It can satisfy the requirement of high-power wind-driven generator group impeller locking, mentioned for the locking design of more powerful wind power generating set
For foundation.
Detailed description of the invention
Fig. 1 is the schematic diagram of the impeller locking device of wind power generating set according to prior art.
Fig. 2 is the perspective view of the impeller locking mechanism of the wind power generating set of embodiment according to the present utility model.
Fig. 3 is cutting for the impeller locking mechanism of the wind power generating set of embodiment according to the present utility model shown in Fig. 2
Face figure.
Fig. 4 is the perspective view of the impeller locking mechanism of the wind power generating set of another embodiment according to the present utility model.
Fig. 5 is the impeller locking mechanism of the wind power generating set of another embodiment according to the present utility model shown in Fig. 4
Sectional view.
Drawing reference numeral explanation:
1,10: moving axis, 2,20: dead axle, 3: wheel hub, 4: pedestal, 5,6: lock flange, 30: impeller locking mechanism, 31: the
One sticking department, 32: the second sticking departments, 33: locking piece.
Specific embodiment
Now with reference to attached drawing a more complete description the embodiments of the present invention, the utility model is shown in the attached drawings
Exemplary embodiment.In the accompanying drawings, identical label always shows identical component.In order to be clearly shown in each component
Cage structure and connection relationship, the members (for example, wheel hub and pedestal of wind power generating set) in attached drawing, which omit, to be shown
Meaning.
The impeller of the wind power generating set of embodiment according to the present utility model is described in detail below with reference to Fig. 2 and Fig. 3
The specific configuration of locking mechanism, wherein in order to be clearly shown the first sticking department of the impeller locking mechanism 30 being described below
31 and second sticking department 32 structure, omitted in Fig. 2 and the locking piece 33 of impeller locking mechanism 30 be shown, and be shown in FIG. 3
The position of locking piece 33 and construction.
As shown in Figures 2 and 3, wind power generating set includes moving axis 10 and dead axle 20.Moving axis 10 is connected to wind-driven generator
The wheel hub (see Fig. 1) of group, dead axle 20 are connected to the pedestal of wind power generating set (see Fig. 1).
The impeller locking mechanism 30 for wind power generating set of embodiment according to the present utility model includes the first locking
Portion 31, the second sticking department 32 and locking piece 33.
First sticking department 31 is formed on the side wall of moving axis 10 of wind power generating set, and the second sticking department 32 is formed in wind-force
On the side wall of the dead axle 20 of generating set, and it is corresponding with the first sticking department 31, thus when needing to lock moving axis 10
One sticking department 31 and the second sticking department 32 can radially opposite to each other.Here, the first sticking department 31 and the second sticking department 32 can
Think a part of the side wall of moving axis 10 and dead axle 20 or can be and is additionally provided on the side wall of moving axis 10 and dead axle 20
Component.
Locking piece 33 and the first sticking department 31, the second sticking department 32 cooperate, and moving axis 10 and dead axle 20 are locked to each other, or
Moving axis 10 and dead axle 20 are unlocked.
In the impeller lock timing to wind power generating set, locking piece 33 is in moving axis 10 and dead axle 20 radially by moving axis 10
The position of corresponding first sticking department 31 and the second sticking department 32 is locked to each other with dead axle 20, to limit moving axis 10 and dead axle 20
It moves relative to each other.When discharging the locking of impeller, locking piece 33 can allow for 20 relative motion of moving axis 10 and dead axle.
As an example, the first sticking department 31 and the second sticking department 32 can be the locking being formed on moving axis 10 and dead axle 20
Hole, locking piece 33 can pass through two lock holes radially, mobile with the circumferential direction for limiting moving axis 10, so that locking is connected to moving axis
The position of 10 impeller.
Preferably, as shown in figure 3, locking piece 33 may be provided in the second sticking department 32, and may include can be in radial direction
On the telescopic member that is inserted into the first sticking department 31 from the second sticking department 32 or is retracted from the first sticking department 31.When needs pair
, can be in the first sticking department 31 situation corresponding with 32 position of the second sticking department when impeller is locked, make locking piece 33 can
Telescoping member is inserted into the first sticking department 31 for being formed as hole from the second sticking department 32, is realized and is locked to the two.In needs pair
When impeller is unlocked, the telescopic member of locking piece 33 can be made to retract to be located at and not interfere the first sticking department 31 and the second locking
The position of the relative motion in portion 32.
For example, locking piece 33 can be hydraulic lock rationed marketing.For example, as shown in figure 3, locking piece 33 may include shank and pin
Cylinder, pin cylinder can be inserted into the second sticking department 32 from the outside of dead axle 20 and be fixed on the second sticking department 32, and shank setting exists
It sells in cylinder, pin cylinder can be connected to hydraulic pump by connected pipes, can inject hydraulic oil into pin cylinder by hydraulic pump come control pin
Body is stretched out or is retracted from pin cylinder, when shank is stretched out from pin cylinder, can be plugged into the first sticking department 31, realizes locking；When
Shank is retracted in pin cylinder, can not be interfered with the first sticking department 31, i.e., be unlocked the first sticking department 31 and the second sticking department 32.This
Outside, locking piece 33 is not limited to above-mentioned construction, and may also comprise electric telescopic component (for example, similar electric threaded shaft principle is straight
The power-driven gear that line moves back and forth) or be other non-telescopic limit components (for example, limited bolt etc.), structure does not have
There is special limitation, as long as can be arranged in the first sticking department 31 and the second sticking department 32 to limit the first sticking department 31 and the second lock
Determine the mutual relative motion in portion 32.
In addition, in the case where the first sticking department 31 and the second sticking department 32 are formed as lock hole, as shown in figure 3, can edge
Lock hole edge formed driven shaft 10 sidewall surfaces boss outstanding, the upper surface of boss can be in flat shape on the whole
Shape, for locking piece 33 to be more securely fixed to the second sticking department.Boss can have shape corresponding with lock hole, example
Such as, as shown in Fig. 2, boss can form annular shape.
In addition, in radial direction between the first sticking department 31 and dead axle 20 and between the second sticking department 32 and moving axis 10
On can be formed with certain interval, with ensure in the case where impeller is not locked between sticking department and locking piece and sticking department it
Between do not interfere.
In the impeller locking mechanism 30 of above-mentioned construction, eliminate lock flange as shown in figure 1, by latched position move back to
In casting body (main body of moving axis 10 and dead axle 20), can by casting body the modes such as aperture lock dead axle and moving axis,
By realizing the locking in dead axle side to moving axis, so that latched position can be closer to cabin side, to realize the lock to impeller
It is fixed.
In addition, using above-mentioned impeller locking mechanism 30, latched position is located in the main body of moving axis 10 and dead axle 20, on the one hand
So that the height of the sticking department of such as lock hole reduces, do not need to increase latched position on flange again, reduces casting weight, from
And save the cost；For another aspect sticking department in casting body, structure is simple, and casting and processing cost reduce, simultaneously for existing
For the O&M of field, latched position is in the main body of casting, and complicated structure, O&M be not convenient on periphery.
The wind power generating set of another embodiment according to the present utility model is described in detail below with reference to Fig. 4 and Fig. 5
The specific configuration of impeller locking mechanism 30.Similarly, it is omitted in Fig. 4 and locking piece 33 is shown, and locking piece 33 is shown in FIG. 5
Position and construction.
In Fig. 2 and example shown in Fig. 3, although showing impeller locking mechanism 30 includes two latched positions, lock
Its is without being limited thereto for the arrangement that positioning is set, and impeller locking mechanism 30 may also comprise a latched position or more than two locking bit
It sets.
Specifically, as shown in Figure 4 and Figure 5, the impeller locking mechanism 30 of another embodiment according to the present utility model wraps
Include multipair first sticking department 31 and the second sticking department 32 and multiple locking pieces 33.Here, another reality according to the present utility model
The difference that the impeller locking mechanism 30 of example is applied between the impeller locking mechanism 30 that describes above with reference to Fig. 2 and Fig. 3 essentially consists in
Therefore the layout of latched position will omit the repeated description to identical components.
Multipair first sticking department 31 and the second sticking department 32 are correspondingly formed on the side wall of moving axis 10 and dead axle 20, thus
When locking is needed to moving axis 10, can be locked by multipair first sticking department 31 and the second sticking department 32.Here, right each other
First sticking department 31 and second sticking department 32 answered are referred to as a pair of first sticking department 31 and the second sticking department 32, more
Multipair the first sticking department 31 and the second sticking department 32 to correspond to each other is referred to the first sticking department 31 and the second sticking department 32.
Preferably, at least two pairs in multipair first sticking department 31 and the second sticking department 32 can be relative to moving axis 10 and dead axle
20 axisymmetrical setting.For example, as shown in figure 4, four pair of first sticking department 31 and can be arranged on moving axis 10 and dead axle 20
Two sticking departments 32, every two pairs in four pair of first sticking department 31 and the second sticking department 32 relative to axisymmetrical are arranged, with energy
It is enough that moving axis 10 is locked at symmetrical position, so that locking is more firm.However, sticking department according to the present utility model
It is without being limited thereto, the sticking department greater than four pairs can be set according to actual needs, and some in multipair sticking department can be symmetrical two-by-two
It is arranged, other in multipair sticking department can be asymmetrically arranged.
In addition, at least two pairs of axial directions in moving axis 10 and dead axle 20 in multipair first sticking department 31 and the second sticking department 32
Position on direction can be different, can provide locking at different location (for example, different cross section position of axis) in the axial direction
Power avoids excessive to exerting a force at the same section in axial direction so that force dispersion, damages to moving axis and dead axle.
With according to fig. 2 with Fig. 3 the embodiment described compared with, can be in Fig. 4 and impeller locking mechanism 30 shown in fig. 5
Multiple latched positions are arranged in the circumference of moving axis and dead axle, can arrange multipair sticking department, increase locking torque, can adapt in load
Bigger wind power generating set.
In addition, in order to further enhance locking intensity, it is multiple in addition to being arranged in the circumferential described in above embodiment
Outside latched position, latched position can also be increased in the axial direction, for example, multipair first lock can be arranged along the axial direction of moving axis and dead axle
Determine portion 31 and the second sticking department 32.
For biggish load, casting body (moving axis and dead axle) periphery does not have labyrinth, can in circumferencial direction or
Multiple latched positions are arranged in person's axial length direction, can fully meet powerful wind power generating set (for example, big megawatt of wind-power electricity generation
Unit) locking requirement, for high-power wind-driven generator group impeller lock provide strong support.
A kind of wind power generating set can also be provided in embodiment according to the present utility model, which may include
Impeller locking mechanism as described above.
Impeller locking mechanism and wind power generating set according to the present utility model for wind power generating set, compared to biography
The flange locking structure of system changes traditional locking layout designs, does not need the lock flange of super large, it is entirely avoided transport
The limitation of size, the transport, manufacture and processing cost that can reduce super large flange are high, and can reduce the transport of shafting, casting with
And processing cost.Limit is constituted to the development of powerful wind power generating set in addition, also solving traditional flange locking structure
The problem of processed.
In addition, the impeller locking mechanism and wind power generating set according to the present utility model for wind power generating set, it can
To carry out multiposition locking design, locking torque can be increased while keeping casting body structure simple, improve locking
Reliability can satisfy the requirement of high-power wind-driven generator group impeller locking, be the lock of more powerful wind power generating set
Fixed design provides foundation.
Although specifically illustrating and describing the utility model referring to the exemplary embodiment of the utility model, this
Field those of ordinary skill is not it should be understood that the case where departing from the spirit and scope of the utility model being defined by the claims
Under, the various changes of form and details can be carried out to it.
Claims (10)
1. a kind of impeller locking mechanism for wind power generating set, the wind power generating set includes: moving axis (10), described dynamic
Axis (10) is connected to the wheel hub of the wind power generating set；Dead axle (20), the dead axle (20) are connected to the wind-driven generator
The pedestal of group, which is characterized in that the impeller locking mechanism (30) includes:
First sticking department (31), first sticking department (31) are formed on the side wall of the moving axis (10)；
Second sticking department (32), second sticking department (32) are formed on the side wall of the dead axle (20), and with described first
Sticking department (31) is corresponding；
Locking piece (33), the locking piece (33) and first sticking department (31) and second sticking department (32) cooperate, with
The moving axis (10) and the dead axle (20) are locked to each other radially, or the moving axis (10) and the dead axle (20) are solved
Lock.
2. the impeller locking mechanism according to claim 1 for wind power generating set, which is characterized in that first lock
Determine portion (31) and second sticking department (32) is lock hole.
3. the impeller locking mechanism according to claim 2 for wind power generating set, which is characterized in that the locking piece
(33) it is arranged in second sticking department (32).
4. the impeller locking mechanism according to claim 3 for wind power generating set, which is characterized in that the locking piece
It (33) include telescopic member, the telescopic member can be stretched out or be retracted from second sticking department (32).
5. the impeller locking mechanism according to claim 4 for wind power generating set, which is characterized in that the locking piece
It (33) is hydraulic lock rationed marketing.
6. the impeller locking mechanism according to claim 1 for wind power generating set, which is characterized in that the impeller lock
Determining mechanism (30) includes multipair first sticking department (31) and second sticking department (32) and multiple locking pieces (33).
7. the impeller locking mechanism according to claim 6 for wind power generating set, which is characterized in that multipair described
At least two pairs axis in the moving axis (10) and the dead axle (20) in one sticking department (31) and second sticking department (32)
Position on direction is different.
8. the impeller locking mechanism according to claim 6 for wind power generating set, which is characterized in that multipair described
At least two pairs in one sticking department (31) and second sticking department (32) are relative to the moving axis (10) and the dead axle (20)
Axisymmetrical setting.
9. the impeller locking mechanism according to claim 2 for wind power generating set, which is characterized in that along described
The edge of two sticking departments (32) is formed with the lateral wall boss outstanding from the dead axle (20), and the upper surface of the boss is whole
It is upper flat.
10. a kind of wind power generating set, which is characterized in that the wind power generating set includes such as any one of claim 1-9
The impeller locking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821699291.8U CN209041032U (en) | 2018-10-19 | 2018-10-19 | Impeller locking mechanism and wind power generating set for wind power generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821699291.8U CN209041032U (en) | 2018-10-19 | 2018-10-19 | Impeller locking mechanism and wind power generating set for wind power generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209041032U true CN209041032U (en) | 2019-06-28 |
Family
ID=67036505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821699291.8U Active CN209041032U (en) | 2018-10-19 | 2018-10-19 | Impeller locking mechanism and wind power generating set for wind power generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209041032U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744267A (en) * | 2019-11-14 | 2020-02-04 | 无锡华能热能设备有限公司 | Ring for wind power equipment and machining process |
| CN111520293A (en) * | 2020-04-30 | 2020-08-11 | 三一重能有限公司 | Wind wheel locking device and wind wheel |
-
2018
- 2018-10-19 CN CN201821699291.8U patent/CN209041032U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744267A (en) * | 2019-11-14 | 2020-02-04 | 无锡华能热能设备有限公司 | Ring for wind power equipment and machining process |
| CN110744267B (en) * | 2019-11-14 | 2022-05-24 | 无锡华能热能设备有限公司 | Ring for wind power equipment and machining process |
| CN111520293A (en) * | 2020-04-30 | 2020-08-11 | 三一重能有限公司 | Wind wheel locking device and wind wheel |
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