CN206889189U - A kind of blower fan lightning protection device - Google Patents
A kind of blower fan lightning protection device Download PDFInfo
- Publication number
- CN206889189U CN206889189U CN201720803959.8U CN201720803959U CN206889189U CN 206889189 U CN206889189 U CN 206889189U CN 201720803959 U CN201720803959 U CN 201720803959U CN 206889189 U CN206889189 U CN 206889189U
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- China
- Prior art keywords
- blower fan
- power module
- ring
- fan tower
- grading
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- Expired - Fee Related
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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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- Wind Motors (AREA)
Abstract
The utility model discloses a kind of blower fan lightning protection device; including blower fan tower (1) and it is arranged at the TRT on blower fan tower (1) top; TRT includes top power module (2); the end set of top power module (2) has wind impeller boss (21); wind impeller boss (21) is rotatablely connected with top power module (2) end, and some blades (3) are connected with wind impeller boss (21)；The lateral surface of the blower fan tower (1) is arranged with some blower fan tower grading rings (4), the lateral surface of top power module (2) is arranged with some power module grading rings (5), and blower fan tower grading ring (4) electrically connects with power module grading ring (5).The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.
Description
Technical field
A kind of blower fan lightning protection device is the utility model is related to, belongs to wind power generation field.
Background technology
Wind energy is increasingly paid attention to by countries in the world as a kind of regenerative resource of cleaning, and the amount of accumulateing and its huge,
Wind-power electricity generation is as one of current novel energy industry, because its environmental protection and energy saving development scale is advanced by leaps and bounds, China whole nation model at present
It is ten hundreds of with wind power generating set in enclosing, and still there is the fast-developing impetus.
Thunder discharge can bring disaster to many facilities in ground, stand in wind-powered electricity generation as a kind of powerful elemental outburst
Wind turbines structure in belongs to typical high structure, because the fuselage of the towering protrusion of unit and the thunder that draws on blade top are made
With from the perspective of thunder discharge selectivity, the probability that unit is struck by lightning is bigger.
Ground connection is to ensure Wind turbines and wind power plant electrical safety and the requisite measure of personal safety.There is no good connect
Ground device, the lightning protection facility that unit each several part installs additional cannot play its due protective effect, and the performance of earthing or grounding means will be straight
Connect the lightning protection reliability that decide unit.
The lightning protection device of blower fan of the prior art is general only to set arrester on the top of fan blade, and by arrester
Ground connection.Although can so avoid most broken by lightning, in actual use, the power module at blower fan tower top end
Thunderbolt is also subject to cause to damage.
Utility model content
Goal of the invention of the present utility model is：For " lightning protection device of blower fan is general only existing for prior art
Arrester is set on the top of fan blade, and arrester is grounded.Although can so avoid most broken by lightning,
In actual use, the power module at blower fan tower top end is also subject to thunderbolt and causes to damage." the problem of, there is provided a kind of blower fan is prevented
Thunder protection device.
In order to solve the above technical problems, the utility model adopts the technical scheme that, and a kind of blower fan lightning protection device, bag
Include blower fan tower and be arranged at the TRT at blower fan tower top end, TRT includes top power module, the end of top power module
Wind impeller boss is provided with, wind impeller boss is rotatablely connected with top power module end, and some blades are connected with wind impeller boss；It is described
The lateral surface of blower fan tower is arranged with some blower fan tower grading rings, and the lateral surface of top power module is arranged with some power modules and pressed
Ring, blower fan tower grading ring electrically connect with power module grading ring；Power module sudden strain of a muscle is connected with the power module grading ring and connects device；It is described
Blower fan tower grading ring and blower fan tower outer face isolated insulation, power module grading ring and top power module outer face isolated insulation.
Thunder and lightning is indefinite in the position for connecing flash-point of top power module, and thunder and lightning is hit in the surface of top power module so that sending out
The stray capacitance over the ground that electric cabin sudden strain of a muscle connects device is big, and the voltage's distribiuting that power module dodges the surface for connecing device is uneven, the high ground of such voltage
Side is easy for that punch through damage occurs.In the technical scheme of the application, power module grading ring is added in the power module of top, is passed through
The stray capacitance over the ground on grading ring equilibrium top power module surface, make top power module voltage's distribiuting uniform, local shots do not occur
Wear and damage.In the technical scheme of the application, power module is dodged to the thunder and lightning for connecing device, power module grading ring by blower fan tower grading ring
Energy be grounded, and blower fan tower grading ring be capable of balanced blower fan tower surface voltage's distribiuting it is uniform, prevent blower fan tower surface somewhere
Puncture because of overtension.
Optimize, above-mentioned blower fan lightning protection device, fixed cover is connected to outside blower fan tower on the outer face of the blower fan tower
Retainer ring, annular groove I is provided with the outer ring surface of blower fan tower external stability ring, blower fan tower grading ring is arranged at annular groove I
Interior, blower fan tower grading ring outer ring surface protrudes the outer ring surface of blower fan tower external stability ring, and adjacent two blower fan tower grading rings pass through
Conducting metal bar electrically connects.
Optimization, above-mentioned blower fan lightning protection device, the blower fan tower external stability ring is that nylon is integrally formed part, blower fan
Tower external stability ring is bolted to connection with blower fan tower.
Optimize, above-mentioned blower fan lightning protection device, fixed cover is connected to power module on the outer face of the top power module
External stability ring, annular groove II is provided with the outer ring surface of power module external stability ring, power module grading ring is arranged at annular
Groove II, the outer ring surface of power module grading ring protrude the outer ring surface of power module external stability ring, and adjacent two power modules are pressed
Ring is electrically connected by conducting metal bar.
Optimization, above-mentioned blower fan lightning protection device, the power module external stability ring is that nylon is integrally formed part, is generated electricity
Portion's retainer ring is bolted to connection with top power module out of my cabin.
In the technical scheme of the application, power module grading ring is fixed by power module external stability ring and top power module
Connection, and power module grading ring is insulated with top power module.By blower fan tower grading ring by blower fan tower external stability ring with
Blower fan tower is fixedly connected, and blower fan tower grading ring is insulated with blower fan tower.When thunderbolt occurs, the electric energy of thunderbolt is only on top
The surface flow of power module, blower fan tower, top power module will not be entered, inside blower fan tower, protection top power module, blower fan tower
Interior electrical equipment.
Optimization, above-mentioned blower fan lightning protection device, the lower end of the blower fan tower is fixedly connected with some be uniformly arranged
Discharge lever, discharge lever electrically connect with blower fan tower grading ring.
Optimization, above-mentioned blower fan lightning protection device, the end of the discharge lever is connected with vertical grounding electrode.
Discharge lever and vertical grounding electrode enable thunderbolt electric energy quickly to conduct to earth's surface and underground.
The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.Thunder and lightning is pushing up
Hold the position for connecing flash-point of power module indefinite, and thunder and lightning is hit in the surface of top power module so that power module, which is dodged, connects device over the ground
Stray capacitance is big, and the voltage's distribiuting that power module dodges the surface for connecing device is uneven, and the high place of such voltage is easy for puncturing
Damage.In the technical scheme of the application, power module grading ring is added in the power module of top, is sent out by grading ring equilibrium top
The stray capacitance over the ground on electric cabin surface, make top power module voltage's distribiuting uniform, partial breakdown does not occur and damage.The application's
In technical scheme, power module is dodged to the thunder energy ground connection for connecing device, power module grading ring, and blower fan by blower fan tower grading ring
The voltage's distribiuting that tower grading ring is capable of balanced blower fan tower surface is uniform, prevents blower fan tower surface somewhere from puncturing because of overtension.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 A-A cross section structure diagrams；
Fig. 3 is Fig. 1 B-B cross section structure diagrams.
Embodiment
The technical characterstic of the present invention is expanded on further with specific embodiment below in conjunction with the accompanying drawings.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
As Figure 1-3, the utility model is a kind of blower fan lightning protection device, including blower fan tower 1 and is arranged at blower fan
The TRT on the top of tower 1, TRT include top power module 2, and the end set of top power module 2 has wind impeller boss 21,
Wind impeller boss 21 is rotatablely connected with the end of top power module 2, and some blades 3 are connected with wind impeller boss 21；The blower fan tower 1
Lateral surface is arranged with some blower fan tower grading rings 4, and the lateral surface of top power module 2 is arranged with some power module grading rings 5, blower fan
Tower grading ring 4 electrically connects with power module grading ring 5；Power module sudden strain of a muscle is connected with the power module grading ring 5 and connects device 6；The wind
Machine tower grading ring 4 and the outer face isolated insulation of blower fan tower 1, power module grading ring 5 and the outer face isolated insulation of top power module 2.
Thunder and lightning is indefinite in the position for connecing flash-point of top power module 2, and thunder and lightning hits and caused in the surface of top power module 2
The stray capacitance over the ground that power module sudden strain of a muscle connects device 6 is big, and the voltage's distribiuting that power module dodges the surface for connecing device 6 is uneven, and such voltage is high
Place be easy for occur punch through damage.In the technical scheme of the application, power module grading ring is added in top power module 2
5, by the stray capacitance over the ground on the surface of grading ring equilibrium top power module 2, make the voltage's distribiuting of top power module 2 uniform, do not send out
Give birth to partial breakdown and damage.In the technical scheme of the application, power module dodged to connect device 6, power module equal by blower fan tower grading ring 4
Pressure ring 5 thunder energy ground connection, and blower fan tower grading ring 4 be capable of the balanced surface of blower fan tower 1 voltage's distribiuting it is uniform, prevent wind
The surface somewhere of machine tower 1 punctures because of overtension.
Optimize, above-mentioned blower fan lightning protection device, fixed cover is connected to outside blower fan tower on the outer face of the blower fan tower 1
Retainer ring 7, annular groove I 71 is provided with the outer ring surface of blower fan tower external stability ring 7, blower fan tower grading ring 4 is arranged at annular
In groove I 71, the outer ring surface of blower fan tower grading ring 4 protrudes the outer ring surface of blower fan tower external stability ring 7, and adjacent two blower fan towers are equal
Pressure ring 4 is electrically connected by conducting metal bar.
Optimization, above-mentioned blower fan lightning protection device, the blower fan tower external stability ring 7 is that nylon is integrally formed part, wind
Machine tower external stability ring 7 is bolted to connection with blower fan tower 1.
Optimize, above-mentioned blower fan lightning protection device, fixed cover is connected to power module on the outer face of the top power module 2
External stability ring 8, annular groove II 81 is provided with the outer ring surface of power module external stability ring 8, power module grading ring 5 is arranged at
Annular groove II 81, the outer ring surface of power module grading ring 5 protrude the outer ring surface of power module external stability ring 8, adjacent two hairs
Electric cabin grading ring 5 is electrically connected by conducting metal bar.
Optimization, above-mentioned blower fan lightning protection device, the power module external stability ring 8 is that nylon is integrally formed part, is sent out
Portion's retainer ring 8 is bolted to connection electricity with top power module 2 out of my cabin.
In the technical scheme of the application, power module grading ring 5 is passed through into power module external stability ring 8 and top power module 2
It is fixedly connected, and power module grading ring 5 is insulated with top power module 2.Blower fan tower grading ring 4 is passed through solid outside blower fan tower
Determine ring 7 to be fixedly connected with blower fan tower 1, and blower fan tower grading ring 4 is insulated with blower fan tower 1.When thunderbolt occurs, the electricity of thunderbolt
Top power module 2 can will not be entered only in top power module 2, the surface flow of blower fan tower 1, inside blower fan tower 1, protection top
Electrical equipment in end power module 2, blower fan tower 1.
Optimization, above-mentioned blower fan lightning protection device, the lower end of the blower fan tower 1 is fixedly connected with some be uniformly arranged
Discharge lever 9, discharge lever 9 electrically connect with blower fan tower grading ring 4.
Optimization, above-mentioned blower fan lightning protection device, the end of the discharge lever 9 is connected with vertical grounding electrode 91.
Discharge lever 9 and vertical grounding electrode 91 enable thunderbolt electric energy quickly to conduct to earth's surface and underground.
Certainly, it is to limitation of the present utility model that described above, which is not, and the utility model is also not limited to the example above, this
The those of ordinary skill of technical field, in essential scope of the present utility model, the variations, modifications, additions or substitutions made, all
The scope of protection of the utility model should be belonged to.
Claims (7)
1. a kind of blower fan lightning protection device, including blower fan tower (1) and the TRT for being arranged at blower fan tower (1) top, generate electricity
Device includes top power module (2), and the end set of top power module (2) has wind impeller boss (21), wind impeller boss (21) and top
The rotation connection of power module (2) end is held, some blades (3) are connected with wind impeller boss (21)；It is characterized in that：The blower fan tower
(1) lateral surface is arranged with some blower fan tower grading rings (4), and it is equal that the lateral surface of top power module (2) is arranged with some power modules
Pressure ring (5), blower fan tower grading ring (4) electrically connect with power module grading ring (5)；Hair is connected with the power module grading ring (5)
Electric cabin, which is dodged, connects device (6)；The blower fan tower grading ring (4) and blower fan tower (1) outer face isolated insulation, power module grading ring (5) with
Top power module (2) outer face isolated insulation.
2. blower fan lightning protection device according to claim 1, it is characterised in that：On the outer face of the blower fan tower (1)
Fixed cover is connected to blower fan tower external stability ring (7), and annular groove I is provided with the outer ring surface of blower fan tower external stability ring (7)
(71), blower fan tower grading ring (4) is arranged in annular groove I (71), and blower fan tower grading ring (4) outer ring surface is protruded outside blower fan tower
The outer ring surface of retainer ring (7), adjacent two blower fan tower grading rings (4) are electrically connected by conducting metal bar.
3. blower fan lightning protection device according to claim 2, it is characterised in that：The blower fan tower external stability ring (7)
Part is integrally formed for nylon, blower fan tower external stability ring (7) is bolted to connection with blower fan tower (1).
4. blower fan lightning protection device according to claim 1, it is characterised in that：The outer end of the top power module (2)
Fixed cover is connected to power module external stability ring (8) on face, and annular groove is provided with the outer ring surface of power module external stability ring (8)
II (81), power module grading ring (5) are arranged at annular groove II (81), and the outer ring surface of power module grading ring (5) protrudes power module
The outer ring surface of external stability ring (8), adjacent two power module grading rings (5) are electrically connected by conducting metal bar.
5. blower fan lightning protection device according to claim 4, it is characterised in that：The power module external stability ring (8)
Part is integrally formed for nylon, power module external stability ring (8) is bolted to connection with top power module (2).
6. blower fan lightning protection device according to claim 1, it is characterised in that：The lower end of the blower fan tower (1) is fixed
Some discharge levers (9) being uniformly arranged are connected with, discharge lever (9) electrically connects with blower fan tower grading ring (4).
7. blower fan lightning protection device according to claim 6, it is characterised in that：The end connection of the discharge lever (9)
There is vertical grounding electrode (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720803959.8U CN206889189U (en) | 2017-07-04 | 2017-07-04 | A kind of blower fan lightning protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720803959.8U CN206889189U (en) | 2017-07-04 | 2017-07-04 | A kind of blower fan lightning protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206889189U true CN206889189U (en) | 2018-01-16 |
Family
ID=61298670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720803959.8U Expired - Fee Related CN206889189U (en) | 2017-07-04 | 2017-07-04 | A kind of blower fan lightning protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206889189U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317053A (en) * | 2018-01-31 | 2018-07-24 | 池欣睿 | A kind of lightning protection power supply unit |
| CN117072387A (en) * | 2023-08-18 | 2023-11-17 | 国网经济技术研究院有限公司 | Tower barrel voltage-sharing current-sharing lightning-protection grounding device and grounding method |
-
2017
- 2017-07-04 CN CN201720803959.8U patent/CN206889189U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317053A (en) * | 2018-01-31 | 2018-07-24 | 池欣睿 | A kind of lightning protection power supply unit |
| CN108317053B (en) * | 2018-01-31 | 2019-07-16 | 池欣睿 | A kind of lightning protection power supply unit |
| CN117072387A (en) * | 2023-08-18 | 2023-11-17 | 国网经济技术研究院有限公司 | Tower barrel voltage-sharing current-sharing lightning-protection grounding device and grounding method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20180704 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |