CN209067416U - A kind of blade of wind-driven generator tie point fracture monitoring repair apparatus - Google Patents
A kind of blade of wind-driven generator tie point fracture monitoring repair apparatus Download PDFInfo
- Publication number
- CN209067416U CN209067416U CN201821947118.5U CN201821947118U CN209067416U CN 209067416 U CN209067416 U CN 209067416U CN 201821947118 U CN201821947118 U CN 201821947118U CN 209067416 U CN209067416 U CN 209067416U
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- Prior art keywords
- sliding rail
- connecting column
- blade
- electric sliding
- cylinder
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 239000000523 sample Substances 0.000 claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims description 11
- 210000004907 gland Anatomy 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000001739 rebound effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 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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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model belongs to blade of wind-driven generator tie point technical field, monitoring repair apparatus is broken more particularly to a kind of blade of wind-driven generator tie point, including connecting column, the right end of the connecting column is connected with main shaft, the left end level of the connecting column is connected with blade, the right end of the connecting column is socketed with round block, and each equal level in position in front and back is connected with the first electric sliding rail up and down for the round block left side, and the equal level in side of first electric sliding rail position is connected with the second electric sliding rail.The first electric sliding rail of the utility model and conductive column on the second electric sliding rail and probe synchronize to be moved back and forth along the connecting column side wall between blade and main shaft in the same direction, when being cracked on connecting column side wall, then the syringe needle of probe is caught in crack under the rebound effect of the first spring, to which fixing card is in crack position, the conductive column on the second electric sliding rail continues to move back and forth at this time, conductive column is finally inserted into contact in conductive tube and is powered, so that signal projector is powered, for transmitting signal to ground monitoring terminal, worker convenient to overhaul obtains information.
Description
Technical field
The utility model relates to blade of wind-driven generator tie point technical field, specially a kind of blade of wind-driven generator connects
Contact fracture monitoring repair apparatus.
Background technique
There are many kinds of the energy that the mankind can use, wherein the energy produced electricl energy also there are many kinds of, common are firepower
Power generation, Chemically generation and wind-power electricity generation, it is contemplated that the green environmental protection of the energy, wind-power electricity generation are then given priority to, and are matched
The equipment of set is wind-driven generator.
Traditional wind-driven generator exists following insufficient:
Wind-driven generator mainly relies on blade to rotate under the Wind power propelling of nature, to drive generator phase
Element rotation is closed to produce electricl energy, and the blade of wind-driven generator is generally more crisp at the rotating shaft position close to generator main body
Weak, runing time is long to be easy to produce crackle, or even fracture, and general blade tie point ground work when generating crack crackle
Making personnel can not know in time, so can not repair in time, blade final in this way can be broken completely, result in greater loss.
Utility model content
The purpose of this utility model is to provide a kind of blade of wind-driven generator tie points to be broken monitoring repair apparatus, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions: a kind of blade of wind-driven generator connection point off
Monitoring repair apparatus, including connecting column are split, the right end of the connecting column is connected with main shaft, and the left end level of the connecting column is affixed
There is blade, the right end of the connecting column is socketed with round block, and each equal level in position in front and back is connected with up and down for the round block left side
First electric sliding rail, the equal level in side of first electric sliding rail position are connected with the second electric sliding rail, and described first
It is connected with the first spring on electronic sliding block in electric sliding rail and the first spring is in squeezed state, the end of first spring
Be connected with probe and probe perpendicular to connecting column side wall, while probe contradict on connecting column side wall, the side wall of the probe
On be connected with conductive tube, the end that conductive column and conductive column are connected on the electronic sliding block of second electric sliding rail, which faces, leads
The nozzle of torch, it is opening that the equal level of connecting column right end upper and lower sides, which is connected with fixed cylinder and the left end of fixed cylinder, described solid
The positive and negative anodes that safety barrel outer wall is fixedly installed battery and battery pass through conducting wire respectively and are connected to conductive tube and conductive column, described
First electric sliding rail and the second electric sliding rail electrically connect battery, are fixedly installed signal projector on the blade sidewall
And signal projector handover, in the circuit that conductive tube and conductive column are connect with battery, level has inserted on the left of the fixed cylinder
Traveller, on the inside of the fixed cylinder it is horizontal be connected with second spring and second spring it is affixed traveller be in the end on the inside of fixed cylinder
Head, while second spring is in compressive state, the blade and the equal level of connecting column delivery position upper and lower sides are connected with to connect cylinder
And the end of traveller is faced to the port of connect cylinder.
Further, the right side middle position of the round block is provided with convex cylinder and convex cylinder covers on connecting column, on convex cylinder
Downside is vertically arranged with snib and snib passes through convex cylinder side wall and is inserted in connection column wall, the snib external end head of convex cylinder upper and lower sides
Place, which is socketed between gland and gland consistency from top to bottom end, to be bolted.
Further, the tube port position of the conductive tube is provided with sealing film.
Further, the external rings of the round block are joined around the right end sidewalls for being enclosed with protective jacket and protective jacket by screw
In round block right side edge, while the left end edge of protective jacket, around rubber cover is connected with, rubber cover is bonded connection
The left end side wall of column.
Further, the left end outer wall of the fixed cylinder is connected with sliding rail vertically, is connected on the sliding rail by sliding block
Motor and motor handover in the circuit that conductive tube and conductive column are connect with battery, the spindle end of the motor is connected with screw thread
Bar and threaded rod is screwed in traveller external end head side wall by screw thread.
Further, card slot, described that connection frame is connected with to level at connect cylinder port, institute are provided on the traveller side wall
It states connection frame end and has been fixed by screws link block, being joined vertically on the left of the link block by springback hinge has kelly
And the movable end of kelly is in the extended surface of the side end face of card slot place traveller.
Compared with prior art, the utility model has the beneficial effects that
1, the conductive column on the first electric sliding rail of the utility model and the second electric sliding rail is synchronous with probe in the same direction along leaf
Connecting column side wall between piece and main shaft moves back and forth, and when cracking on connecting column side wall, then the syringe needle of probe is first
It is caught in crack under the rebound effect of spring, so that fixing card is in crack position, the conductive column on the second electric sliding rail at this time
Continue to move back and forth, since conductive column faces the conductive tube on probe, then conductive column is finally inserted into contact in conductive tube and is powered,
So that signal projector is powered, for transmitting signal to ground monitoring terminal, worker convenient to overhaul obtains information；
2, the utility model motor is powered with the docking of conductive column and conductive tube, drive threaded rod reversion, make its by
It is screwed out in the traveller side wall gradually joined from main shaft, and due to the reaction force of threaded rod, motor is caused to slip off along sliding rail,
The external end head of traveller is then unlocked, and is quickly popped up to the left under the action of second spring, since traveller external end head faces leaf
On piece side wall to connect cylinder, then traveller insertion is connected to realizing in connect cylinder, is reinforced to the connecting column between blade and main shaft；
3, during traveller pop-up slides into connect cylinder, traveller is first opened to be connected the utility model on connect cylinder port outer wall
Kelly be inserted into in connect cylinder, after traveller is fully inserted into in connect cylinder, the activity of kelly, which corrects, to be encountered on traveller side wall
Card slot, under the action of springback hinge, kelly revolution is caught in card slot, and kelly is since link block is in right side blocking, no normal direction
It turns right dynamic, so that traveller right can not be slipped to connect cylinder, enhances the stability connecting to connect cylinder with traveller.
Detailed description of the invention
Fig. 1 is a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus overall structure signal of the utility model
Figure；
Fig. 2 is the round block left view knot in a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus of the utility model
Composition；
Fig. 3 is kelly and connection in a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus of the utility model
The structure chart of block connection；
Fig. 4 is that a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus convexity cylinder of the utility model and gland connect
The right view structure chart connect；
Fig. 5 is the first electric sliding rail in a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus of the utility model
The structure chart being connect with probe.
In Fig. 1-5: 1- connecting column；2- blade；3- main shaft；4- fixed cylinder；5- signal projector；6- is to connect cylinder；7- kelly；
The second electric sliding rail of 8-；The first electric sliding rail of 9-；10- probe；11- traveller；12- motor；13- threaded rod；14- sliding rail；15- card
Slot；16- battery；17- second spring；18- round block；19- gland；The convex cylinder of 20-；21- snib；22- protective jacket；23- rubber is soft
Set；24- conductive column；25- conductive tube；26- connection frame；27- link block；The first spring of 28-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of blade of wind-driven generator tie point fracture prison
Repair apparatus is controlled, including connecting column 1, the right end of the connecting column 1 are connected with main shaft 3, the left end level of the connecting column 1 is affixed
There is blade 2, the right end of the connecting column 1 is socketed with round block 18, and each position in front and back is horizontal up and down for 18 left side of round block
It is connected with the first electric sliding rail 9, the equal level in side of 9 position of the first electric sliding rail is connected with the second electric sliding rail 8,
It is connected with the first spring 28 on electronic sliding block in first electric sliding rail 9 and the first spring 28 is in squeezed state, it is described
The end of first spring 28 be connected with probe 10 and probe 10 perpendicular to connecting column 1 side wall, while probe 10 conflict connecting
On 1 side wall of column, it is connected with conductive tube 25 on the side wall of the probe 10, it is affixed on the electronic sliding block of second electric sliding rail 8
There is the end of conductive column 24 and conductive column 24 to face the nozzle of conductive tube 25, the 1 right end upper and lower sides of connecting column are horizontal solid
The left end for being connected to fixed cylinder 4 and fixed cylinder 4 is opening, and 4 outer wall of fixed cylinder is fixedly installed battery 16 and battery 16
Positive and negative anodes pass through conducting wire respectively and be connected to conductive tube 25 and conductive column 24, first electric sliding rail 9 and the second electric sliding rail 8
Battery 16 is electrically connected, signal projector 5 is fixedly installed on 2 side wall of blade and the handover of signal projector 5 is being led
In the circuit that torch 25 and conductive column 24 are connect with battery 16, the 4 left side level of fixed cylinder has inserted traveller 11, described solid
The inside of safety barrel 4 is horizontal be connected with second spring 17 and second spring 17 it is affixed traveller 11 be in the end on the inside of fixed cylinder 4, together
When second spring 17 be in compressive state, the blade 2 is connected with the 1 equal level of delivery position upper and lower sides of connecting column to connect cylinder 6
And the end of traveller 11 is faced to the port of connect cylinder 6.
The right side middle position of the round block 18 is provided with convex cylinder 20 and 20 sets of convex cylinder on connecting column 1, on convex cylinder 20
Downside is vertically arranged with snib 21 and snib 21 passes through convex 20 side wall of cylinder and is inserted in 1 inner wall of connecting column, convex 20 upper and lower sides of cylinder
It is socketed between gland 19 and 19 consistency from top to bottom end of gland and is bolted at 21 external end head of snib, snib 21 to justify
Block 18 and convex cylinder 20 are fixed on the particular locations of connecting column 1, and the gland 19 of fixed handover then compresses snib 21 up and down, so that
Snib 21 is locked.
The tube port position of the conductive tube 25 is provided with sealing film, for closing conductive tube 25, avoids sundries blocking conductive
Cylinder 25 causes conductive tube 25 and conductive column 24 that can not normally contact conduction.
The external rings of the round block 18 are existed around the right end sidewalls for being enclosed with protective jacket 22 and protective jacket 22 by screw handover
18 right side edge of round block, while the left end edge of protective jacket 22 is bonded around rubber cover 23, rubber cover 23 is connected with
The left end side wall of connecting column 1, protective jacket 22 and rubber cover 23 first electric sliding rail 9 and the second electric sliding rail 8 cover are got up
It is protected, is avoided by high-speed flow or sundries impact damage.
The left end outer wall of the fixed cylinder 4 is connected with sliding rail 14 vertically, is connected with motor by sliding block on the sliding rail 14
12 and the handover of motor 12 in the circuit that conductive tube 25 and conductive column 24 are connect with battery 16, the spindle end of the motor 12 is consolidated
It is connected to threaded rod 13 and threaded rod 13 is screwed in 11 external end head side wall of traveller by screw thread, when conductive tube 25 and conductive column 24 connect
When touching is powered, motor 12 drives threaded rod 13 to invert, then threaded rod 13 is gradually screwed out out of traveller 11 side wall, while pushing motor
12 slip off along sliding rail 14, so that traveller 11 unlocks, quickly pop up to the left under the action of second spring 17.
Card slot 15 is provided on 11 side wall of traveller, it is described that connection frame 26 is connected with to level at 6 port of connect cylinder, it is described
26 end of connection frame has been fixed by screws link block 27, and being joined vertically on the left of the link block 27 by springback hinge has
The movable end of kelly 7 and kelly 7 is in the extended surface of the side end face of 15 place traveller 11 of card slot, in the pop-up slide-in pair of traveller 11
During connect cylinder 6, traveller 11 first opens the insertion of kelly 7 in connect cylinder 6, after traveller 11 is fully inserted into in connect cylinder 6, kelly 7
Activity correct and encounter card slot 15, under the action of springback hinge, revolution is caught in card slot 15, and kelly 7 is due to link block
27 stop on right side, can not turn right, so that traveller 11 right can not be slipped to connect cylinder 6.
Working principle；First electric sliding rail 9 of the utility model and conductive column 24 and probe 10 on the second electric sliding rail 8
It synchronizes and is moved back and forth in the same direction along 1 side wall of connecting column between blade 2 and main shaft 3, when being cracked on 1 side wall of connecting column,
Then the syringe needle of probe 10 is caught in crack under the rebound effect of the first spring 28, so that fixing card is in crack position, at this time
Conductive column 24 on second electric sliding rail 8 continues to move back and forth, since conductive column 24 faces the conductive tube 25 on probe 10, then
Conductive column 24 is finally inserted into contact in conductive tube 25 and is powered, so that signal projector 5 is powered, transmitting signal is to ground monitoring terminal,
Worker convenient to overhaul obtains information, while motor 12 starts, and drives threaded rod 13 to invert, joins it gradually from main shaft 3
It is screwed out in 11 side wall of traveller, and due to the reaction force of threaded rod 13, motor 12 is caused to slip off along sliding rail 14, traveller 11
External end head is then unlocked, and is quickly popped up to the left under the action of second spring 17, since 11 external end head of traveller faces blade 2
On side wall to connect cylinder 6, then the insertion of traveller 11 is connected to realizing in connect cylinder 6, is carried out to the connecting column 1 between blade 2 and main shaft 3
It reinforces, and during the pop-up of traveller 11 slides into connect cylinder 6, traveller 11 is first opened to the card connected on 6 port outer wall of connect cylinder
Bar 7 is inserted into in connect cylinder 6, and after traveller 11 is fully inserted into in connect cylinder 6, the activity of kelly 7, which corrects, encounters 11 side wall of traveller
On card slot 15, under the action of springback hinge, the revolution of kelly 7 is caught in card slot 15, and kelly 7 is since link block 27 is on right side
Stop, can not turn right, so that traveller 11 right can not be slipped to connect cylinder 6, what enhancing connect connect cylinder 6 with traveller 11
Stability.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus, including connecting column (1), it is characterised in that: described
The right end of connecting column (1) is connected with main shaft (3), and the left end level of the connecting column (1) is connected with blade (2), the connecting column
(1) right end is socketed with round block (18), and each equal level in position in front and back is connected with the first electricity up and down for round block (18) left side
Dynamic sliding rail (9), the equal level in side of the first electric sliding rail (9) position are connected with the second electric sliding rail (8), and described the
It is connected with the first spring (28) on electronic sliding block in one electric sliding rail (9) and the first spring (28) is in squeezed state, it is described
The end of first spring (28) is connected with probe (10) and side wall of the probe (10) perpendicular to connecting column (1), while probe (10)
It contradicts on connecting column (1) side wall, is connected with conductive tube (25) on the side wall of the probe (10), second electric sliding rail
(8) end that conductive column (24) and conductive column (24) are connected on electronic sliding block faces the nozzle of conductive tube (25), described
It is opening, the fixed cylinder (4) that the equal level of connecting column (1) right end upper and lower sides, which is connected with fixed cylinder (4) and the left end of fixed cylinder (4),
The positive and negative anodes that outer wall is fixedly installed battery (16) and battery (16) pass through conducting wire respectively and are connected to conductive tube (25) and lead
Electric column (24), first electric sliding rail (9) and the second electric sliding rail (8) electrically connect battery (16), the blade (2)
It is fixedly installed signal projector (5) and signal projector (5) handover on side wall in conductive tube (25) and conductive column (24) and stores
In the circuit of battery (16) connection, level has been inserted traveller (11) on the left of the fixed cylinder (4), water on the inside of the fixed cylinder (4)
It is flat be connected with second spring (17) and second spring (17) it is affixed traveller (11) be in the end on the inside of fixed cylinder (4), simultaneously
Second spring (17) is in compressive state, and the blade (2) is connected with the equal level of connecting column (1) delivery position upper and lower sides and docks
Cylinder (6) and the end that traveller (11) are faced to the port of connect cylinder (6).
2. a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus according to claim 1, it is characterised in that:
The right side middle position of the round block (18) is provided with convex cylinder (20) and convex cylinder (20) covers on connecting column (1), convex cylinder (20)
Upper and lower sides are vertically arranged with snib (21) and snib (21) passes through convex cylinder (20) side wall and is inserted in connecting column (1) inner wall, convex cylinder
(20) it is socketed between gland (19) and gland (19) consistency from top to bottom end at snib (21) external end head of upper and lower sides and passes through spiral shell
It tethers and connects.
3. a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus according to claim 1, it is characterised in that:
The tube port position of the conductive tube (25) is provided with sealing film.
4. a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus according to claim 1, it is characterised in that:
The external rings of the round block (18) are joined by screw in circle around the right end sidewalls for being enclosed with protective jacket (22) and protective jacket (22)
Block (18) right side edge, while the left end edge of protective jacket (22) surround and is connected with rubber cover (23), rubber cover
(23) it is bonded the left end side wall of connecting column (1).
5. a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus according to claim 1, it is characterised in that:
The left end outer wall of the fixed cylinder (4) is connected with sliding rail (14) vertically, is connected with motor by sliding block on the sliding rail (14)
(12) and motor (12) handover is in the circuit that conductive tube (25) and conductive column (24) are connect with battery (16), the motor
(12) spindle end is connected with threaded rod (13) and threaded rod (13) is screwed in traveller (11) external end head side wall by screw thread.
6. a kind of blade of wind-driven generator tie point fracture monitoring repair apparatus according to claim 1, it is characterised in that:
It is provided with card slot (15) on traveller (11) side wall, it is described that level at connect cylinder (6) port is connected with connection frame (26), it is described
Connection frame (26) end has been fixed by screws link block (27), vertical by springback hinge on the left of the link block (27)
Where handover has the movable end of kelly (7) and kelly (7) to be in card slot (15) in the extended surface of the side end face of traveller (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821947118.5U CN209067416U (en) | 2018-11-26 | 2018-11-26 | A kind of blade of wind-driven generator tie point fracture monitoring repair apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821947118.5U CN209067416U (en) | 2018-11-26 | 2018-11-26 | A kind of blade of wind-driven generator tie point fracture monitoring repair apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209067416U true CN209067416U (en) | 2019-07-05 |
Family
ID=67100355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821947118.5U Withdrawn - After Issue CN209067416U (en) | 2018-11-26 | 2018-11-26 | A kind of blade of wind-driven generator tie point fracture monitoring repair apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209067416U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111219301A (en) * | 2018-11-26 | 2020-06-02 | 吉林大学 | Monitoring and repairing device for fracture of blade connecting point of wind driven generator |
| CN114718802A (en) * | 2022-04-12 | 2022-07-08 | 中国科学院工程热物理研究所 | Improvement method for buckling resistance of active horizontal axis wind turbine blade |
-
2018
- 2018-11-26 CN CN201821947118.5U patent/CN209067416U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111219301A (en) * | 2018-11-26 | 2020-06-02 | 吉林大学 | Monitoring and repairing device for fracture of blade connecting point of wind driven generator |
| CN111219301B (en) * | 2018-11-26 | 2024-06-18 | 吉林大学 | Wind driven generator blade connection point fracture monitoring and repairing device |
| CN114718802A (en) * | 2022-04-12 | 2022-07-08 | 中国科学院工程热物理研究所 | Improvement method for buckling resistance of active horizontal axis wind turbine blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190705 Effective date of abandoning: 20240618 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190705 Effective date of abandoning: 20240618 |