CN109737017A - A kind of blade of wind-driven generator blade tip lightning protection device - Google Patents
A kind of blade of wind-driven generator blade tip lightning protection device Download PDFInfo
- Publication number
- CN109737017A CN109737017A CN201910128939.9A CN201910128939A CN109737017A CN 109737017 A CN109737017 A CN 109737017A CN 201910128939 A CN201910128939 A CN 201910128939A CN 109737017 A CN109737017 A CN 109737017A
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- China
- Prior art keywords
- blade
- protective jacket
- tension spring
- wind
- protecting crust
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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 invention discloses a kind of blade of wind-driven generator blade tip lightning protection devices, including blade, the outer sheath of the blade is equipped with protective jacket, protective trough is offered on protective jacket, blade is adapted with protective trough, the top side of the protective jacket, which is evenly arranged with, multiple connects sudden strain of a muscle bar, the side of protective jacket is provided with protecting crust, rectangular shaft is slidably fitted on protecting crust, the interior welds that one end of rectangular shaft extends to protecting crust have tension spring plate, there are four stablize block for the bottom welding of tension spring plate, stablize hole there are four opening up on protective jacket, vane hole there are four being opened up on blade, Kong Yusi vane hole of four stabilizations is to be correspondingly arranged, and four stable blocks extend through four stable holes and four vane holes.The configuration of the present invention is simple, it is easy to operate, sudden strain of a muscle bar is connect by being set as multiple on the blade tip of blade, blade is can effectively prevent and is struck by lightning, and quickly protective jacket can be replaced, reduce the danger of staff's high altitude operation.
Description
Technical field
The present invention relates to lightning protection device technical field more particularly to a kind of blade of wind-driven generator blade tip lightning protection devices.
Background technique
Wind-driven generator is generally located on the highland in field, is subject to be struck by lightning in thundery sky, traditional shocking preventing technology
It is to load onto lightning protection device on wind-driven generator, lightning current is quickly introduced into the earth, mainly by blade arrester, blade interior
The composition such as thunder channel, complete machine Grounding is led, still, with the increase of Wind turbines single-machine capacity, length of blade is also continuous
Increase, there are certain distances with blade tip for arrester, be easy to cause blade tip to be struck by lightning, cause damages, and traditional lightning protection device
Detachable maintaining is inconvenient, and it is quick and easy that staff is higher by job requirements operation, can reduce the danger for being higher by operation, thus we
It proposes a kind of blade of wind-driven generator blade tip lightning protection device, is solved the above problems with this.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of blade of wind-driven generator proposed
Blade tip lightning protection device.
To achieve the goals above, present invention employs following technical solutions:
The outer sheath of a kind of blade of wind-driven generator blade tip lightning protection device, including blade, the blade is equipped with protective jacket, prevents
Protective trough is offered on sheath, blade is adapted with protective trough, the top side of the protective jacket be evenly arranged with it is multiple connect sudden strain of a muscle bar, prevent
The side of sheath is provided with protecting crust, and rectangular shaft is slidably fitted on protecting crust, and one end of rectangular shaft extends to the interior of protecting crust
Portion is welded with tension spring plate, and the bottom welding of tension spring plate is opened up there are four hole is stablized on protective jacket, opened on blade there are four block is stablized
If Kong Yusi vane hole of four stabilizations is to be correspondingly arranged, and four stable blocks extend through four stabilizations there are four vane hole
Hole and four vane holes.
Preferably, block button hole is offered on the stable block, buckle is connected in block button hole.
Preferably, rectangular opening is offered on the protecting crust, rectangular shaft is slidably connected with rectangular opening.
Preferably, one end of the rectangular shaft is fixedly connected with pull ring, and protective jacket is made of metallic antirust material.
Preferably, the bottom of the tension spring plate offers multiple tension spring slots, is fixedly connected in the top inner wall of tension spring slot
One end of tension spring is fixedly connected on the outside of the other end and protective jacket of tension spring.
Compared with prior art, the beneficial effects of the present invention are:
By blade, protective jacket, protective trough, connects and dodge bar, protecting crust, rectangular shaft, tension spring plate, stable block, stable hole, blade
The cooperation in hole, tension spring slot, tension spring, block button hole, buckle, pull ring and rectangular opening, in use, multiple connect is dodged bar and blade interior
Lead the connection of thunder channel, dodge bar due to connecing and be set as multiple, and be arranged on the blade tip of blade, can effectively prevent blade
When being struck by lightning, and replacing protective jacket if necessary, buckle is pulled out out of corresponding card hole, pull pull ring, pull ring drives square
Shape bar slides in rectangular channel, and rectangular shaft drives tension spring plate mobile, and tension spring strip dynamic stability block leaves corresponding vane hole, until
The top of tension spring plate is contacted with the top inner wall of protecting crust, is pulled protective jacket, protective jacket can be removed from blade, will replaced
When protective jacket afterwards is reinstalled on blade, pull ring is pulled, contacts the top of tension spring plate with the top inner wall of protecting crust, it will
It in blade insertion protective trough and compresses, unclamps pull ring, under the elastic force effect of tension spring, stablize block and run through corresponding stable hole and leaf
Film perforation, buckle is installed in corresponding block button hole, and the configuration of the present invention is simple is easy to operate, passes through the blade tip in blade
On be set as multiple and connect sudden strain of a muscle bar, can effectively prevent blade and be struck by lightning, and quickly protective jacket can be replaced, reduce
The danger of staff's high altitude operation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of blade of wind-driven generator blade tip lightning protection device proposed by the present invention；
Fig. 2 is a kind of side structure schematic view of blade of wind-driven generator blade tip lightning protection device proposed by the present invention；
Fig. 3 is a kind of part A structural schematic diagram of blade of wind-driven generator blade tip lightning protection device proposed by the present invention.
In figure: 1 blade, 2 protective jackets, 3 protective troughs, 4, which connect, dodges bar, 5 protecting crusts, 6 rectangular shafts, 7 tension spring plates, 8 stable blocks, 9
Stablize hole, 10 vane holes, 11 tension spring slots, 12 tension springs, 13 block button holes, 14 buckles, 15 pull rings, 16 rectangular openings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of blade of wind-driven generator blade tip lightning protection device, including blade 1, the outer sheath of blade 1 are equipped with
Protective jacket 2 offers protective trough 3 on protective jacket 2, and blade 1 is adapted with protective trough 3, and the top side of protective jacket 2 is evenly arranged with more
A connect dodges bar 4, and the side of protective jacket 2 is provided with protecting crust 5, rectangular shaft 6, one end of rectangular shaft 6 are slidably fitted on protecting crust 5
The interior welds for extending to protecting crust 5 have tension spring plate 7, and the bottom welding of tension spring plate 7 opens up on protective jacket 2 there are four block 8 is stablized
There are four hole 9 is stablized, being opened up on blade 1 there are four vane hole 10, four stable holes 9 are to be correspondingly arranged with four vane holes 10,
And four stable blocks 8 extend through four stable holes 9 and four vane holes 10, by blade 1, protective jacket 2, protective trough 3, connect sudden strain of a muscle
Bar 4, rectangular shaft 6, tension spring plate 7, stablizes block 8, stablizes hole 9, vane hole 10, tension spring slot 11, tension spring 12, block button hole protecting crust 5
13, the cooperation of buckle 14, pull ring 15 and rectangular opening 16, in use, multiple sudden strain of a muscle bars 4 that connect are led thunder channel with inside blade 1
Connection is set as multiple due to connecing sudden strain of a muscle bar 4, and is arranged on the blade tip of blade 1, can effectively prevent blade 1 by thunder
When hitting, and replacing protective jacket 2 if necessary, buckle 14 is pulled out out of corresponding card hole 13, pull pull ring 15, pull ring 15 drives
Rectangular shaft 6 is slided in rectangular opening 16, and rectangular shaft 6 drives tension spring plate 7 mobile, and tension spring plate 7 leaves corresponding leaf with dynamic stability block 8
Film perforation 10 pulls protective jacket 2 until the top of tension spring plate 7 is contacted with the top inner wall of protecting crust 5, can be by protective jacket 2 from leaf
It is removed on piece 1, when the protective jacket 2 after replacement is reinstalled on blade 1, pulls pull ring 15, make the top of tension spring plate 7 and prevented
The top inner wall of protective case 5 contacts, and blade 1 is inserted into protective trough 3 and is compressed, unclamps pull ring 15, acts in the elastic force of tension spring 12
Under, stablize block 8 and run through corresponding stable hole 9 and vane hole 10, buckle 14 is installed in corresponding block button hole 13, this hair
Bright structure is simple, easy to operate, dodges bar 4 by being set as multiple connect on the blade tip of blade 1, can effectively prevent blade 1
It is struck by lightning, and quickly protective jacket 2 can be replaced, reduce the danger of staff's high altitude operation.
In the present invention, stablizes and offer block button hole 13 on block 8, buckle 14 is connected in block button hole 13, is opened up on protecting crust 5
There is rectangular opening 16, rectangular shaft 6 is slidably connected with rectangular opening 16, and one end of rectangular shaft 6 is fixedly connected with pull ring 15, and protective jacket 2 is
Metallic antirust material is made, and the bottom of tension spring plate 7 offers multiple tension spring slots 11, is fixedly connected in the top inner wall of tension spring slot 11
There is one end of tension spring 12, the other end of tension spring 12 is fixedly connected with the outside of protective jacket 2, passes through blade 1, protective jacket 2, protective trough
3, it connects and dodges bar 4, protecting crust 5, rectangular shaft 6, tension spring plate 7, stablize block 8, stablize hole 9, vane hole 10, tension spring slot 11, tension spring 12, card
The cooperation of button hole 13, buckle 14, pull ring 15 and rectangular opening 16, in use, multiple sudden strain of a muscle bars 4 that connect are led thunder with inside blade 1
Channel connection is set as multiple due to connecing sudden strain of a muscle bar 4, and is arranged on the blade tip of blade 1, can effectively prevent the incident of blade 1
When being struck by lightning, and replacing protective jacket 2 if necessary, buckle 14 is pulled out out of corresponding card hole 13, pulls pull ring 15, pull ring 15
Rectangular shaft 6 is driven to slide in rectangular opening 16, rectangular shaft 6 drives tension spring plate 7 mobile, and tension spring plate 7 leaves correspondence with dynamic stability block 8
Vane hole 10 pull protective jacket 2 until the top of tension spring plate 7 is contacted with the top inner wall of protecting crust 5, can be by protective jacket 2
It is removed from blade 1, when the protective jacket 2 after replacement is reinstalled on blade 1, pulls pull ring 15, make the top of tension spring plate 7
It is contacted with the top inner wall of protecting crust 5, blade 1 is inserted into protective trough 3 and is compressed, pull ring 15 is unclamped, in the elastic force of tension spring 12
Under effect, stablizes block 8 and runs through corresponding stable hole 9 and vane hole 10, buckle 14 is installed in corresponding block button hole 13,
The configuration of the present invention is simple, it is easy to operate, bar 4 is dodged by being set as multiple connect on the blade tip of blade 1, can effectively prevent leaf
Piece 1 is struck by lightning, and can quickly be replaced to protective jacket 2, and the danger of staff's high altitude operation is reduced.
Working principle: in use, multiple sudden strain of a muscle bars 4 that connect are connect with the thunder channel of leading inside blade 1, bar 4 is dodged due to connecing
It is set as multiple, and is arranged on the blade tip of blade 1, can effectively prevent blade 1 and be struck by lightning, and if necessary to replace
When protective jacket 2, buckle 14 is pulled out out of corresponding card hole 13, pull pull ring 15, pull ring 15 drives rectangular shaft 6 in rectangular opening 16
Interior sliding, rectangular shaft 6 drive tension spring plate 7 mobile, and tension spring plate 7 leaves corresponding vane hole 10 with dynamic stability block 8, until tension spring plate
7 top is contacted with the top inner wall of protecting crust 5, is pulled protective jacket 2, protective jacket 2 can be removed from blade 1, will replaced
When protective jacket 2 afterwards is reinstalled on blade 1, pull ring 15 is pulled, the top of tension spring plate 7 and the top inner wall of protecting crust 5 are made
Contact, tension spring plate 7 pulls multiple tension springs 12, and deformation occurs, and blade 1 is inserted into protective trough 3 and is compressed, pull ring 15 is unclamped, is drawing
Under the elastic force effect of spring 12, stablizes block 8 and run through corresponding stable hole 9 and vane hole 10, buckle 14 is installed to corresponding buckle
In hole 13.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of blade of wind-driven generator blade tip lightning protection device, including blade (1), which is characterized in that the outside of the blade (1)
It is arranged with protective jacket (2), is offered on protective jacket (2) protective trough (3), blade (1) is adapted with protective trough (3), the protection
The top side of set (2) is evenly arranged with multiple connect and dodges bar (4), and the side of protective jacket (2) is provided with protecting crust (5), on protecting crust (5)
It is slidably fitted with rectangular shaft (6), the interior welds that one end of rectangular shaft (6) extends to protecting crust (5) have tension spring plate (7), tension spring
The bottom welding of plate (7) is opened up on protective jacket (2) there are four stablizing hole (9), blade offers on (1) there are four stablizing block (8)
Four vane holes (10), four stable holes (9) are to be correspondingly arranged, and four stable blocks (8) are passed through respectively with four vane holes (10)
Wear four stable holes (9) and four vane holes (10).
2. a kind of blade of wind-driven generator blade tip lightning protection device according to claim 1, which is characterized in that the stable block
(8) it is offered on block button hole (13), is connected with buckle (14) in block button hole (13).
3. a kind of blade of wind-driven generator blade tip lightning protection device according to claim 1, which is characterized in that the protecting crust
(5) it is offered on rectangular opening (16), rectangular shaft (6) is slidably connected with rectangular opening (16).
4. a kind of blade of wind-driven generator blade tip lightning protection device according to claim 1, which is characterized in that the rectangular shaft
(6) one end is fixedly connected with pull ring (15), and protective jacket (2) is made of metallic antirust material.
5. a kind of blade of wind-driven generator blade tip lightning protection device according to claim 1, which is characterized in that the tension spring plate
(7) bottom offers multiple tension spring slots (11), and one end of tension spring (12) is fixedly connected in the top inner wall of tension spring slot (11),
It is fixedly connected on the outside of the other end of tension spring (12) and protective jacket (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910128939.9A CN109737017A (en) | 2019-02-21 | 2019-02-21 | A kind of blade of wind-driven generator blade tip lightning protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910128939.9A CN109737017A (en) | 2019-02-21 | 2019-02-21 | A kind of blade of wind-driven generator blade tip lightning protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109737017A true CN109737017A (en) | 2019-05-10 |
Family
ID=66367993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910128939.9A Pending CN109737017A (en) | 2019-02-21 | 2019-02-21 | A kind of blade of wind-driven generator blade tip lightning protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109737017A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374655A (en) * | 2021-07-08 | 2021-09-10 | 中国电建集团贵阳勘测设计研究院有限公司 | Mountain wind power blade capable of reducing influence of environmental change |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863800A (en) * | 2015-05-29 | 2015-08-26 | 张瑞恩 | Fan blade lighting protection device |
| CN105386943A (en) * | 2015-12-21 | 2016-03-09 | 大唐桂冠盘县四格风力发电有限公司 | Wind driven generator blade point lightning protection device |
| CN205423084U (en) * | 2015-12-21 | 2016-08-03 | 大唐桂冠盘县四格风力发电有限公司 | Aerogenerator blade apex lightning protection device |
| CN106438225A (en) * | 2016-09-26 | 2017-02-22 | 大唐桂冠盘县四格风力发电有限公司 | Lightning arresting device for wind generator blade and installation process thereof |
| CN206738081U (en) * | 2017-04-25 | 2017-12-12 | 红叶风电设备（营口）股份有限公司 | A kind of blade of wind-driven generator protective case |
| EP3293392A1 (en) * | 2016-09-08 | 2018-03-14 | Vestas Wind Systems A/S | Wind turbine blade comprising an edgewise stabilizer |
| CN208192026U (en) * | 2018-05-25 | 2018-12-07 | 荆会芬 | A kind of distribution line scarer |
| CN208502945U (en) * | 2018-06-07 | 2019-02-15 | 西昌飓源风电开发有限公司 | A kind of blade of wind-driven generator blade tip protective device |
-
2019
- 2019-02-21 CN CN201910128939.9A patent/CN109737017A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863800A (en) * | 2015-05-29 | 2015-08-26 | 张瑞恩 | Fan blade lighting protection device |
| CN105386943A (en) * | 2015-12-21 | 2016-03-09 | 大唐桂冠盘县四格风力发电有限公司 | Wind driven generator blade point lightning protection device |
| CN205423084U (en) * | 2015-12-21 | 2016-08-03 | 大唐桂冠盘县四格风力发电有限公司 | Aerogenerator blade apex lightning protection device |
| EP3293392A1 (en) * | 2016-09-08 | 2018-03-14 | Vestas Wind Systems A/S | Wind turbine blade comprising an edgewise stabilizer |
| CN106438225A (en) * | 2016-09-26 | 2017-02-22 | 大唐桂冠盘县四格风力发电有限公司 | Lightning arresting device for wind generator blade and installation process thereof |
| CN206738081U (en) * | 2017-04-25 | 2017-12-12 | 红叶风电设备（营口）股份有限公司 | A kind of blade of wind-driven generator protective case |
| CN208192026U (en) * | 2018-05-25 | 2018-12-07 | 荆会芬 | A kind of distribution line scarer |
| CN208502945U (en) * | 2018-06-07 | 2019-02-15 | 西昌飓源风电开发有限公司 | A kind of blade of wind-driven generator blade tip protective device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374655A (en) * | 2021-07-08 | 2021-09-10 | 中国电建集团贵阳勘测设计研究院有限公司 | Mountain wind power blade capable of reducing influence of environmental change |
| CN113374655B (en) * | 2021-07-08 | 2023-04-07 | 中国电建集团贵阳勘测设计研究院有限公司 | Mountain wind power blade capable of reducing influence of environmental change |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190510 |
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| RJ01 | Rejection of invention patent application after publication |