CN216714612U - Lightning arrester for wind driven generator - Google Patents
Lightning arrester for wind driven generator Download PDFInfo
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- CN216714612U CN216714612U CN202122407313.7U CN202122407313U CN216714612U CN 216714612 U CN216714612 U CN 216714612U CN 202122407313 U CN202122407313 U CN 202122407313U CN 216714612 U CN216714612 U CN 216714612U
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- driven generator
- wind driven
- fixedly connected
- grounding wire
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- 230000001681 protective effect Effects 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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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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Abstract
The utility model discloses a lightning arrester for a wind driven generator, which comprises a wind driven generator main body, wherein a lightning rod body is fixedly arranged at the top end of the wind driven generator main body, a supporting rod is rotatably arranged at the bottom end of the wind driven generator main body, an annular fixing plate is fixedly sleeved at the top of the supporting rod, an insulating protection pipe is fixedly connected to the outer wall of the wind driven generator main body, a first grounding wire is fixedly connected to a wiring end of the lightning rod body, an annular groove is formed in the top end of the annular fixing plate, an annular conductive block is fixedly connected to the inner cavity of the annular groove, and a second grounding wire is fixedly connected to the bottom end of the annular conductive block. According to the lightning rod, the insulating tube, the first grounding wire, the annular fixing plate, the annular conducting block and the second grounding wire are arranged, so that the first grounding wire and the second grounding wire are electrically connected through the annular conducting block on the annular fixing plate, the first grounding wire and the wind driven generator main body cannot be wound along with the rotation of the wind driven generator main body, and the convenience in use of the lightning rod is improved.
Description
Technical Field
The utility model relates to the field of wind driven generators, in particular to a lightning arrester for a wind driven generator.
Background
The wind power generator is an electric power device which utilizes the rotation of a wind wheel under the action of wind force to convert the kinetic energy of the wind into mechanical energy of a wind wheel shaft, and the generator is driven by the wind wheel shaft to rotate to generate electricity, namely the wind energy is converted into mechanical work which drives a rotor to rotate, and finally alternating current is output.
Wind power generators used nowadays are generally used outdoors, in order to avoid damage to electrical equipment inside the wind power generators in thunderstorm weather, lightning protection operation is generally carried out by additionally arranging a lightning rod on the top end of a shell of the wind power generator, but when the lightning rod is installed nowadays, the lightning rod needs to be connected with the ground through a grounding wire, an impeller and a cage of the wind power generator need to rotate along with the change of wind direction, the grounding wire on the lightning rod is easy to wind, manual work is needed to be frequently arranged, and therefore the use convenience of the lightning rod is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lightning arrester for a wind driven generator, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a lightning arrester for a wind driven generator comprises a wind driven generator main body, a lightning rod body is fixedly arranged at the top end of the wind driven generator main body, a support rod is rotatably arranged at the bottom end of the wind driven generator main body, an annular fixing plate is fixedly sleeved at the top of the support rod, the outer wall of the wind driven generator main body is fixedly connected with an insulating protective pipe, the wiring end of the lightning rod body is fixedly connected with a first grounding wire, the outer wall of the first grounding wire is fixedly and alternately connected with the insulating protective pipe, the top end of the annular fixing plate is provided with an annular groove, the inner cavity of the annular groove is fixedly connected with an annular conductive block, the bottom end of the annular conductive block is fixedly connected with a second grounding wire, and the bottom end of the second grounding wire penetrates through the inner wall of the supporting rod and extends to the inner cavity, and the bottom end of the first grounding wire penetrates through the bottom end of the insulating protective tube and is attached to the annular conductive block.
Preferably, the top end of the annular conductive block is provided with an annular sliding groove, the cross section of the annular sliding groove is in a shape like a Chinese character 'tu', an inner cavity of the annular sliding groove is provided with a wiring mechanism, and the first grounding wire is fixedly connected with the wiring mechanism.
Preferably, the wiring mechanism comprises a first conducting strip and a second conducting strip, a linear spring is fixedly connected between the first conducting strip and the second conducting strip, and the middle of the top end of the second conducting strip is fixedly connected with the bottom end of the first grounding wire.
Preferably, the top of the outer wall of the insulating protection tube is fixedly connected with a fixing block, and one end of the fixing block is fixedly connected with the outer wall of the wind driven generator main body.
Preferably, the bottom of bracing piece slides and alternates and is connected with the focus base, the bottom fixedly connected with mounting flange of focus base, mounting flange's top is the equidistant a plurality of fixed through-holes that are equipped with of annular array.
Preferably, an insulating elastic rubber sleeve is fixedly connected between the inner cavity of the insulating protective tube and the first grounding wire.
The utility model has the technical effects and advantages that:
(1) according to the lightning rod, the insulating tube, the first grounding wire, the annular fixing plate, the annular conducting block and the second grounding wire are arranged, so that the first grounding wire and the second grounding wire are electrically connected through the annular conducting block on the annular fixing plate, the first grounding wire and the wind driven generator main body cannot be wound along with the rotation of the wind driven generator main body, and the convenience in use of the lightning rod is improved;
(2) according to the utility model, the arrangement of the first conducting strip, the second conducting strip and the linear spring is utilized, so that an extrusion laminating effect can be exerted between the first grounding wire and the annular conducting block, the first grounding wire is always laminated with the annular conducting block when rotating, and the efficiency of power conduction on the lightning rod is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a front cross-sectional structural schematic view of the annular fixing plate of the present invention.
Fig. 3 is a schematic view of the enlarged structure at the position B of fig. 2 according to the present invention.
Fig. 4 is a schematic view of the enlarged structure at a point a in fig. 1 according to the present invention.
In the figure: 1. a wind power generator main body; 2. a lightning rod body; 3. a first ground line; 4. an insulating protection tube; 5. an annular fixed plate; 6. a support bar; 7. annular grooving; 8. an annular conductive block; 9. an annular chute; 10. a first conductive sheet; 11. a second conductive sheet; 12. a linear spring; 13. a second ground line; 14. a fixed block; 15. a center of gravity base; 16. a fixed flange; 17. and fixing the through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a lightning arrester for a wind driven generator as shown in figures 1-4, which comprises a wind driven generator main body 1, wherein a lightning rod body 2 is fixedly arranged at the top end of the wind driven generator main body 1, a support rod 6 is rotatably arranged at the bottom end of the wind driven generator main body 1, an annular fixing plate 5 is fixedly sleeved at the top of the support rod 6, an insulating protection tube 4 is fixedly connected with the outer wall of the wind driven generator main body 1, a fixing block 14 is fixedly connected with the top of the outer wall of the insulating protection tube 4, one end of the fixing block 14 is fixedly connected with the outer wall of the wind driven generator main body 1, the insulating protection tube 4 and the wind driven generator main body 1 are kept relatively fixed, a first grounding wire 3 is pushed, a first grounding wire 3 is fixedly connected with the wiring end of the lightning rod body 2, the outer wall of the first grounding wire 3 is fixedly inserted and connected with the insulating protection tube 4, an insulating elastic rubber sleeve is fixedly connected between the inner cavity of the insulating protective tube 4 and the first grounding wire 3, the fixing and protecting effects of the first grounding wire 3 in the inner cavity of the insulating protective tube 4 are improved, an annular groove 7 is formed in the top end of the annular fixing plate 5, an annular conducting block 8 is fixedly connected to the inner cavity of the annular groove 7, a second grounding wire 13 is fixedly connected to the bottom end of the annular conducting block 8, the bottom end of the second grounding wire 13 penetrates through the inner wall of the supporting rod 6 and extends to the inner cavity, and the bottom end of the first grounding wire 3 penetrates through the bottom end of the insulating protective tube 4 and is attached to the annular conducting block 8;
the top end of the annular conductive block 8 is provided with an annular chute 9, the cross section of the annular chute 9 is in a convex shape, an inner cavity of the annular chute 9 is provided with a wiring mechanism, the first ground wire 3 is fixedly connected with the wiring mechanism, the wiring mechanism comprises a first conductive sheet 10 and a second conductive sheet 11, a linear spring 12 is fixedly connected between the first conductive sheet 10 and the second conductive sheet 11, the middle of the top end of the second conductive sheet 11 is fixedly connected with the bottom end of the first ground wire 3, and the first conductive sheet 10 is always attached to the outer wall of the annular conductive block 8 by utilizing the conductive properties of the first conductive sheet 10, the second conductive sheet 11 and the linear spring 12 and matching the elastic restoring force of the linear spring 12, so that the first ground wire 3 is always electrically connected with the annular conductive block 8;
the bottom of bracing piece 6 slides and alternates and is connected with focus base 15, and the bottom fixedly connected with mounting flange 16 of focus base 15, mounting flange 16's top are equidistant a plurality of fixed through-holes 17 that are equipped with of annular array, and the installation of the aerogenerator main part 1 of being convenient for is crossed fixedly, improves the stability of its installation.
The working principle of the utility model is as follows: when outdoor wind direction changes, aerogenerator main part 1 utilizes the tail vane and rotates along with the wind direction, aerogenerator main part 1 drives lightning rod body 2 and insulating protective tube 4 and rotates this moment, first earth connection 3 rotates along with insulating protective tube 4, because insulating protective tube 4 is spacing to first earth connection 3, make the bottom laminating of first earth connection 3 annular conducting block 8 outer wall in annular fixed plate 5 rotate, simultaneously because second earth connection 13 keeps fixed connection with annular conducting block 8 all the time, consequently make and keep electric connection relation between first earth connection 3 and the second earth connection 13 all the time, can avoid first earth connection 3 winding to appear simultaneously.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The lightning arrester for the wind driven generator comprises a wind driven generator main body (1) and is characterized in that a lightning rod body (2) is fixedly mounted at the top end of the wind driven generator main body (1), a supporting rod (6) is rotatably mounted at the bottom end of the wind driven generator main body (1), an annular fixing plate (5) is fixedly sleeved at the top of the supporting rod (6), an insulating protection pipe (4) is fixedly connected to the outer wall of the wind driven generator main body (1), a first grounding wire (3) is fixedly connected to a wiring end of the lightning rod body (2), the outer wall of the first grounding wire (3) is fixedly and alternately connected with the insulating protection pipe (4), an annular groove (7) is formed in the top end of the annular fixing plate (5), an annular conductive block (8) is fixedly connected to the inner cavity of the annular groove (7), and a second grounding wire (13) is fixedly connected to the bottom end of the annular conductive block (8), and the bottom end of the second grounding wire (13) penetrates through the inner wall of the supporting rod (6) and extends to the inner cavity, and the bottom end of the first grounding wire (3) penetrates through the bottom end of the insulating protective pipe (4) and is attached to the annular conductive block (8).
2. The lightning arrester according to claim 1, wherein an annular sliding groove (9) is formed in the top end of the annular conductive block (8), the cross section of the annular sliding groove (9) is in a convex shape, a wiring mechanism is arranged in the inner cavity of the annular sliding groove (9), and the first grounding wire (3) is fixedly connected with the wiring mechanism.
3. The lightning protection device for the wind driven generator according to claim 2, wherein the wiring mechanism comprises a first conductive sheet (10) and a second conductive sheet (11), a linear spring (12) is fixedly connected between the first conductive sheet (10) and the second conductive sheet (11), and the middle of the top end of the second conductive sheet (11) is fixedly connected with the bottom end of the first grounding wire (3).
4. The lightning protection device for the wind driven generator according to claim 1, wherein a fixed block (14) is fixedly connected to the top of the outer wall of the insulation protection pipe (4), and one end of the fixed block (14) is fixedly connected with the outer wall of the wind driven generator main body (1).
5. The lightning protection device for the wind driven generator according to claim 1, wherein a gravity base (15) is slidably inserted and connected to the bottom end of the support rod (6), a fixing flange (16) is fixedly connected to the bottom end of the gravity base (15), and a plurality of fixing through holes (17) are formed in the top end of the fixing flange (16) at equal intervals in an annular array.
6. The lightning protection device for the wind driven generator according to claim 1, wherein an insulating elastic rubber sleeve is fixedly connected between the inner cavity of the insulating protection tube (4) and the first grounding wire (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122407313.7U CN216714612U (en) | 2021-09-30 | 2021-09-30 | Lightning arrester for wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122407313.7U CN216714612U (en) | 2021-09-30 | 2021-09-30 | Lightning arrester for wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216714612U true CN216714612U (en) | 2022-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122407313.7U Active CN216714612U (en) | 2021-09-30 | 2021-09-30 | Lightning arrester for wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216714612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051282A (en) * | 2022-06-22 | 2022-09-13 | 广东电网能源发展有限公司 | Ground wire moving protection device |
-
2021
- 2021-09-30 CN CN202122407313.7U patent/CN216714612U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051282A (en) * | 2022-06-22 | 2022-09-13 | 广东电网能源发展有限公司 | Ground wire moving protection device |
| CN115051282B (en) * | 2022-06-22 | 2023-12-12 | 广东电网能源发展有限公司 | Ground wire moving protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231009 Address after: 831900 New Industry and Light Industry Zone II, Minsheng Industrial Park, Mulei Kazakh Autonomous County, Changji Hui Autonomous Prefecture, Xinjiang Uygur Autonomous Region Patentee after: Xinjiang Dongfang Meize Wind Power Equipment Manufacturing Co.,Ltd. Address before: 510000 No. 18, Fengfu Road, Baiyun District, Guangzhou, Guangdong Patentee before: Lin Zongguo |
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| TR01 | Transfer of patent right |