CN207212597U - A kind of wind generator set blade locking device - Google Patents
A kind of wind generator set blade locking device Download PDFInfo
- Publication number
- CN207212597U CN207212597U CN201721083209.4U CN201721083209U CN207212597U CN 207212597 U CN207212597 U CN 207212597U CN 201721083209 U CN201721083209 U CN 201721083209U CN 207212597 U CN207212597 U CN 207212597U
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- China
- Prior art keywords
- locking device
- base
- generator set
- blade locking
- wind generator
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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
-
- 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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- Wind Motors (AREA)
Abstract
The utility model discloses a kind of wind generator set blade locking device, the wind power generating set includes hub body and pitch variable bearings, the blade locking device includes base and latch segment, the base is fixed on the hub body, the latch segment is fixed on the base, latch segment is provided with neck, and the neck is engaged with the ring gear of the pitch variable bearings.The utility model has simple in construction, portable, low manufacture cost, can reliable locking-blade the advantages that.
Description
Technical field
It the utility model is related to wind power generating set, more particularly to a kind of wind generator set blade locking device.
Background technology
MW class wind turbine group lifts wind wheel in wind field, and to the failure pitch motor or pitch gear in wind wheel
When case is repaired, changed, it is necessary to locked wind wheel blade, to prevent its rotation, so as to protect operating personnel's
Safety.For the relatively small blower fan of size, specification, traditional mode of operation is that the nut on blade is blocked by gripping mechanism
Prevent blade from rotating, corresponding function can be realized.But with the horizontal continuous improvement of wind generating technology, the chi of blower fan
It is very little, specification is increasing, the bolt being distributed on the installation pitch circle of same blade root diameter is more and more, causes between bolt and bolt
Apart from less and less, it is too low to ultimately result in blade locking arrangement intensity, can not reliably pin blade, it is hidden to there is certain safety
Suffer from.Reliable locking-blade in the case that how distance is less and less between bolt and bolt on blade, so as to prevent its rotation,
As the technical problem of those skilled in the art's urgent need to resolve.
Utility model content
The technical problems to be solved in the utility model is overcome the deficiencies in the prior art, there is provided it is a kind of simple in construction, portable,
Low manufacture cost, it is capable of the wind generator set blade locking device of reliable locking-blade.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of wind generator set blade locking device, the wind power generating set include hub body and pitch variable bearings, institute
Stating blade locking device includes base and latch segment, and the base is fixed on the hub body, and the latch segment is fixed on institute
State on base, latch segment is provided with neck, and the neck is engaged with the ring gear of the pitch variable bearings.
Further improvement as above-mentioned technical proposal：
The side wall of the neck is tip-angled shape and tip towards the ring gear.
The latch segment includes plate body, and the plate body thickens close to one end of the ring gear towards the left and right sides, the card
Groove thickens place located at the plate body.
Reinforcement is equipped between the left and right sides at the plate body place of thickening and the base.
The reinforcement is welded to connect with the plate body and reinforcement with the base.
The base is welded to connect with the latch segment.
The base is provided with connecting hole in the left and right sides of the latch segment, and base passes through the fastener in connecting hole
It is connected with the hub body.
The connecting hole is the waist-shaped hole arranged in left-right direction.
Compared with prior art, the utility model has the advantage of：Wind generator set blade disclosed in the utility model
Locking device, base is provided with the hub body of blower fan, latch segment is provided with base, neck and wind are set on latch segment
The ring gear occlusion of the pitch variable bearings of machine, so as to which fan blade locking is prevented into its rotation, coupling mechanism force is big, safe and reliable, lock
Tight device intensity is not influenceed by pitch of bolts, and simple in construction, portable, can one be transported into wind wheel, low manufacture cost from cabin.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model wind generator set blade locking device.
Fig. 2 is the stereochemical structure signal at the first visual angle of the utility model wind generator set blade locking device use state
Figure.
Fig. 3 is the enlarged drawing at A in Fig. 2.
Fig. 4 is the stereochemical structure signal at the second visual angle of the utility model wind generator set blade locking device use state
Figure.
Fig. 5 is the enlarged drawing at B in Fig. 4.
Each label represents in figure：1st, base；11st, connecting hole；2nd, latch segment；21st, neck；22nd, plate body；3rd, hub body；4、
Pitch variable bearings；41st, ring gear；5th, reinforcement；6th, fastener.
Embodiment
The utility model is described in further detail below in conjunction with Figure of description and specific embodiment.
Fig. 1 to Fig. 5 shows a kind of embodiment of the present utility model, the wind generator set blade locking dress of the present embodiment
Put, wherein wind power generating set includes hub body 3 and pitch variable bearings 4, and blade locking device includes base 1 and latch segment 2, base
1 is fixed on hub body 3, and latch segment 2 is fixed on base 1, and latch segment 2 is provided with neck 21, neck 21 and pitch variable bearings 4
Ring gear 41 is engaged.
The utility model wind generator set blade locking device, base 1 is provided with the hub body 3 of blower fan, the bottom of at
Latch segment 2 is provided with seat 1, the ring gear 41 of neck 21 and blower variable-pitch bearing 4 is set on latch segment 2（Or pitch variable bearings
Bull gear）Occlusion, so as to which fan blade locking prevented into its rotation, coupling mechanism force is big, safe and reliable, locking device intensity not by
Pitch of bolts influences, and simple in construction, portable, can one be transported into wind wheel, low manufacture cost from cabin.
As further preferred technical scheme, in the present embodiment, the side wall of neck 21 is tip-angled shape and tip towards internal tooth
Circle 41.It is easy to side wall to be caught in the teeth groove of ring gear 41 side wall of neck 21 shape that is arranged to scream.
Further, in the present embodiment, latch segment 2 includes plate body 22, and plate body 22 is close to one end of ring gear 41 towards a left side
Right both sides thicken, and neck 21 thickens place located at plate body 22.The one end of plate body 22 is thickened, and by neck 21 located at place is thickened, favorably
In the intensity of guarantee latch segment 2, while do not increase its weight excessively, ensure the portability of device.
Further, in the present embodiment, reinforcement 5 is equipped between the left and right sides at the place of thickening of plate body 22 and base 1.
By set reinforcement 5 can further lifting locking device structural strength and reliability.
As further preferred technical scheme, in the present embodiment, reinforcement 5 and plate body 22 and reinforcement 5 and base
1 is welded to connect；Base 1 is welded to connect with latch segment 2.
As further preferred technical scheme, in the present embodiment, base 1 is provided with connection in the left and right sides of latch segment 2
Hole 11, base 1 are connected by the fastener 6 in connecting hole 11 with hub body 3.Base 1 uses fastener 6 with hub body 3
Connection, is easy to locking device to be installed, dismantled.
Further, in the present embodiment, connecting hole 11 is the waist-shaped hole arranged in left-right direction.Connecting hole 11 can be passed through
The installation site of base 1 is adjusted within the specific limits, and then neck 21 is preferably engaged with the ring gear 41 of pitch variable bearings 4.
Although the utility model is disclosed above with preferred embodiment, but it is not limited to the utility model.It is any
Those skilled in the art, in the case where not departing from technical solutions of the utility model scope, all using the disclosure above
Technology contents technical solutions of the utility model are made with many possible changes and modifications, or be revised as the equivalent of equivalent variations
Embodiment.Therefore, every content without departing from technical solutions of the utility model, according to the utility model technical spirit to real above
Any simple modifications, equivalents, and modifications that example is done are applied, all should be fallen in the range of technical solutions of the utility model protection.
Claims (8)
1. a kind of wind generator set blade locking device, the wind power generating set includes hub body（3）And pitch variable bearings
（4）, it is characterised in that：The blade locking device includes base（1）And latch segment（2）, the base（1）It is fixed on the wheel
Hub body（3）On, the latch segment（2）It is fixed on the base（1）On, latch segment（2）It is provided with neck（21）, the neck
（21）With the pitch variable bearings（4）Ring gear（41）Occlusion.
2. wind generator set blade locking device according to claim 1, it is characterised in that：The neck（21）Side
Wall is tip-angled shape and tip towards the ring gear（41）.
3. wind generator set blade locking device according to claim 1, it is characterised in that：The latch segment（2）Bag
Rubbing board body（22）, the plate body（22）Close to the ring gear（41）One end thickened towards the left and right sides, the neck（21）If
In the plate body（22）Thicken place.
4. wind generator set blade locking device according to claim 3, it is characterised in that：The plate body（22）Thicken
The left and right sides at place and the base（1）Between be equipped with reinforcement（5）.
5. wind generator set blade locking device according to claim 4, it is characterised in that：The reinforcement（5）With
The plate body（22）And reinforcement（5）With the base（1）It is welded to connect.
6. wind generator set blade locking device according to any one of claim 1 to 5, it is characterised in that：It is described
Base（1）With the latch segment（2）It is welded to connect.
7. wind generator set blade locking device according to any one of claim 1 to 5, it is characterised in that：It is described
Base（1）In the latch segment（2）The left and right sides be provided with connecting hole（11）, base（1）By located at connecting hole（11）Interior
Fastener（6）With the hub body（3）Connection.
8. wind generator set blade locking device according to claim 7, it is characterised in that：The connecting hole（11）For
The waist-shaped hole arranged in left-right direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083209.4U CN207212597U (en) | 2017-08-28 | 2017-08-28 | A kind of wind generator set blade locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083209.4U CN207212597U (en) | 2017-08-28 | 2017-08-28 | A kind of wind generator set blade locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207212597U true CN207212597U (en) | 2018-04-10 |
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ID=61825266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721083209.4U Active CN207212597U (en) | 2017-08-28 | 2017-08-28 | A kind of wind generator set blade locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207212597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109732A (en) * | 2021-12-14 | 2022-03-01 | 南通泰胜蓝岛海洋工程有限公司 | Wind power generation blade fixing device |
-
2017
- 2017-08-28 CN CN201721083209.4U patent/CN207212597U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109732A (en) * | 2021-12-14 | 2022-03-01 | 南通泰胜蓝岛海洋工程有限公司 | Wind power generation blade fixing device |
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| GR01 | Patent grant |