CN207004732U - A kind of Novel lightning-proof blower fan - Google Patents

A kind of Novel lightning-proof blower fan Download PDF

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Publication number
CN207004732U
CN207004732U CN201720803909.XU CN201720803909U CN207004732U CN 207004732 U CN207004732 U CN 207004732U CN 201720803909 U CN201720803909 U CN 201720803909U CN 207004732 U CN207004732 U CN 207004732U
Authority
CN
China
Prior art keywords
blower fan
lightning
lightning protection
bar
connects
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720803909.XU
Other languages
Chinese (zh)
Inventor
王朝
弥崧
张超
王吉远
龙泉
石迪
石一迪
刘丽丽
李新宇
欧阳磊
赵树良
刘澈
张耀文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Puhua Yineng Wind Power Technology Co Ltd
Original Assignee
Beijing Puhua Yineng Wind Power Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Puhua Yineng Wind Power Technology Co Ltd filed Critical Beijing Puhua Yineng Wind Power Technology Co Ltd
Priority to CN201720803909.XU priority Critical patent/CN207004732U/en
Application granted granted Critical
Publication of CN207004732U publication Critical patent/CN207004732U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Abstract

The utility model discloses a kind of Novel lightning-proof blower fan, including blower fan tower (1) and the TRT for being arranged at blower fan tower (1) top, the lower end of blower fan tower (1) to be provided with earthing or grounding means;The 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 earthing or grounding means includes being arranged at the lightning protection grounding network (4) below blower fan tower (1), and lightning protection grounding network (4) electrically connects with the earth terminal of blower fan;Four lightning protection are uniformly arranged on the edge of the lightning protection grounding network (4) and are connect and dodge bar (5), lightning protection connects the diameter parallel setting for dodging bar (5) and blower fan tower (1), and lightning protection, which connects, dodges total height of the height of bar (5) higher than blower fan.The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.

Description

A kind of Novel lightning-proof blower fan
Technical field
A kind of Novel lightning-proof blower fan is the utility model is related to, belongs to wind power generation field.
Background technology
With the getting worse of energy problem, the energy and environmental problem have been faced main as Global Sustainable Development Problem, the wide model of international community is increasingly caused to be paid close attention to.Greatly developing new energy becomes the fundamental way to solve the above problems, wind It is important component in New Energy Industry that power, which generates electricity, and perhaps coming years Wind Power Generation Industry is by as the pillar industry of the country, Have the advantages that take up an area less, pollution-free, the construction period is short, installation scaleable, by the extensive concern of countries in the world, whole Powerful growth momentum is showed on world electricity market.The anti-lightning strike effect of blower fan of the prior art is poor, often there is wind Machine have impact on the use of blower fan by the situation of broken by lightning, and blower fan after by broken by lightning maintenance cost it is higher, add wind The cost that power generates electricity.
Utility model content
Goal of the invention of the present utility model is:For " the anti-lightning strike effect of blower fan is poor, often existing for prior art Have blower fan by the situation of broken by lightning, have impact on the use of blower fan, and blower fan after by broken by lightning maintenance cost it is higher, increase A kind of the problem of cost of wind-power electricity generation ", there is provided Novel lightning-proof blower fan.
In order to solve the above technical problems, the utility model adopts the technical scheme that, a kind of Novel lightning-proof blower fan, including wind Machine tower and the TRT for being arranged at blower fan tower top end, the lower end of blower fan tower is provided with earthing or grounding means;The TRT includes Top power module, the end set of top power module have wind impeller boss, and wind impeller boss is rotatablely connected with top power module end, wind Some blades are connected with impeller boss;The earthing or grounding means includes being arranged at the lightning protection grounding network below blower fan tower, lightning protection Net electrically connects with the earth terminal of blower fan;Four lightning protection are uniformly arranged on the edge of the lightning protection grounding network and connect sudden strain of a muscle bar, lightning protection connects sudden strain of a muscle The diameter parallel of bar and blower fan tower is set, and lightning protection, which connects, dodges total height of the height of bar higher than blower fan;The blower fan tower is arranged at four Root lightning protection, which connects, dodges in bar area defined and is arranged at the center that four lightning protection connect sudden strain of a muscle bar area defined, adjacent Two lightning protection, which connect, dodges the distance of bar and is more than twice of length of blade;The lightning protection connects sudden strain of a muscle bar and electrically connected with lightning protection grounding network.
In the technical scheme of the application, add lightning protection and connect sudden strain of a muscle bar, because lightning protection connects the height for dodging bar more than blower fan most High height, so lightning protection connects and dodges connecing for bar and dodge effect and be better than blower fan, when being struck by lightning, lightning protection, which connects sudden strain of a muscle bar and can played, prevents blower fan The effect being struck by lightning.During thunderbolt, thunder and lightning is connect by lightning protection to be dodged bar and connects and lead to lightning protection grounding network, prevents thunderbolt from hitting fan body, Improve the lightning protection effect of blower fan.
Optimize, above-mentioned Novel lightning-proof blower fan, be socketed with some lightning-arrest grading rings on the blower fan tower, adjacent two are kept away Metal guide rod is provided between thunder grading ring, the both ends of metal guide rod are fixed with a lightning-arrest grading ring respectively welds, and takes shelter from the thunder Grading ring electrically connects with lightning protection grounding network.
Lightning-arrest grading ring can form uniform potential after blower fan tower is hit in the outside of blower fan tower, reduce blower fan The potential difference on tower surface, prevent the excessive situation for breakdown blower fan tower occur of outer partial voltage of blower fan tower.
Optimization, above-mentioned Novel lightning-proof blower fan, the lightning protection connects to dodge between bar and lightning-arrest grading ring to be provided with and is fixedly connected Bar, the both ends of fixed connecting rod connect with lightning protection respectively dodges bar, lightning-arrest grading ring fixation welding.
In the technical scheme of the application, lightning protection is fixed by fixed connecting rod and connects sudden strain of a muscle bar, served support lightning protection and connect sudden strain of a muscle bar Effect.
Optimization, above-mentioned Novel lightning-proof blower fan, the top of the top power module is provided with power module arrester, power module Arrester electrically connects with lightning protection grounding network.
Optimization, above-mentioned Novel lightning-proof blower fan, the top of the blade is provided with fan blade arrester, and fan blade arrester is with preventing Thunder grounded screen electrically connects.
Power module arrester and fan blade arrester serve protection power module and the effect of fan blade, when thunderbolt is not by lightning protection Connect and dodge bar and connect when drawing, power module arrester and fan blade arrester, which connect, to be drawn thunder and lightning and prevent fan blade and power module by broken by lightning.
Optimization, above-mentioned Novel lightning-proof blower fan, the lower end of the lightning protection grounding network is fixedly connected with some buried bars of ground connection, Buried bar is grounded to be vertically arranged with lightning protection grounding network.
Optimization, above-mentioned Novel lightning-proof blower fan, the buried bar external stability of ground connection is socketed with earthing sleeve.
Optimize, above-mentioned Novel lightning-proof blower fan, some auxiliary earth bars are provided with the outer surface of the earthing sleeve.
It is grounded buried bar and earthing sleeve and enables lightning protection grounding network reliable ground, auxiliary earth bar adds ground sleeve The earthing effect of cylinder.
The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.The application's In technical scheme, add lightning protection and connect sudden strain of a muscle bar, maximum height of the height of bar more than blower fan is dodged because lightning protection connects, so lightning protection connects The sudden strain of a muscle effect that connects for dodging bar is better than blower fan, and when being struck by lightning, lightning protection, which connects sudden strain of a muscle bar, can play the effect for preventing blower fan to be struck by lightning.Thunderbolt When, thunder and lightning is connect by lightning protection to be dodged bar and connects and lead to lightning protection grounding network, is prevented thunderbolt from hitting fan body, is improved the lightning protection effect of blower fan Fruit.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
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 shown in figure 1, the utility model is a kind of Novel lightning-proof blower fan, including blower fan tower 1 and it is arranged at the top of blower fan tower 1 TRT, the lower end of blower fan tower 1 is provided with earthing or grounding means;The TRT includes top power module 2, top power module 2 end set has wind impeller boss 21, and wind impeller boss 21 is rotatablely connected with the end of top power module 2, is connected on wind impeller boss 21 There are some blades 3;The earthing or grounding means includes the lightning protection grounding network 4 for being arranged at the lower section of blower fan tower 1, lightning protection grounding network 4 and blower fan Earth terminal electrical connection;Four lightning protection are uniformly arranged on the edge of the lightning protection grounding network 4 and are connect and dodge bar 5, lightning protection, which connects, dodges bar 5 and wind The diameter parallel of machine tower 1 is set, and lightning protection, which connects, dodges total height of the height of bar 5 higher than blower fan;The blower fan tower 1, which is arranged at four, to be prevented Thunder, which connects, dodges in the area defined of bar 5 and is arranged at the center that four lightning protection connect the sudden strain of a muscle area defined of bar 5, and adjacent two Individual lightning protection, which connects, dodges the distance of bar 5 and is more than twice of length of blade 3;The lightning protection connects sudden strain of a muscle bar 5 and electrically connected with lightning protection grounding network 4.
In the technical scheme of the application, add lightning protection and connect and dodge bar 5, because lightning protection connects the height for dodging bar 5 more than blower fan Maximum height, so lightning protection connects and dodges connecing for bar 5 and dodge effect and be better than blower fan, when being struck by lightning, lightning protection connects sudden strain of a muscle bar 5 and can play and prevent The effect that blower fan is struck by lightning.During thunderbolt, thunder and lightning is connect by lightning protection to be dodged bar 5 and connects and lead to lightning protection grounding network 4, prevents thunderbolt from hitting blower fan Body, improve the lightning protection effect of blower fan.
Some lightning-arrest grading rings 7 are socketed with the blower fan tower 1, are provided between adjacent two lightning-arrest grading rings 7 Metal guide rod 71, the both ends of metal guide rod 71 are fixed with a lightning-arrest grading ring 7 respectively welds, and lightning-arrest grading ring 7 connects with lightning protection Earth mat 4 electrically connects.
Lightning-arrest grading ring 7 can form uniform potential after blower fan tower 1 is hit in the outside of blower fan tower 1, reduce The potential difference on the surface of blower fan tower 1, prevent the excessive situation for breakdown blower fan tower 1 occur of the outer partial voltage of blower fan tower 1.
The lightning protection, which connects to dodge between bar 5 and lightning-arrest grading ring 7, is provided with fixed connecting rod 8, the both ends point of fixed connecting rod 8 Do not connect with lightning protection and dodge bar 5, the lightning-arrest fixation of grading ring 7 welding.
In the technical scheme of the application, fix lightning protection by fixed connecting rod 8 and connect and dodge bar 5, serve support lightning protection and connect sudden strain of a muscle The effect of bar 5.
The top of the top power module 2 is provided with power module arrester 22, power module arrester 22 and lightning protection grounding network 4 Electrical connection.
The top of the blade 3 is provided with fan blade arrester 31, and fan blade arrester 31 electrically connects with lightning protection grounding network 4.
Power module arrester 22 and fan blade arrester 31 serve protection power module and fan blade effect, when thunderbolt not by Lightning protection, which connects, dodges bar 5 and connects when drawing, and power module arrester 22 and fan blade arrester 31, which connect, to be drawn thunder and lightning and prevent that fan blade and power module are struck by lightning Damage.
The lower end of the lightning protection grounding network 4 is fixedly connected with some buried bars 11 of ground connection, is grounded buried bar 11 and is connect with lightning protection Earth mat 4 is vertically arranged.
The buried external stability of bar 11 of ground connection is socketed with earthing sleeve 12.
Some auxiliary earth bars 13 are provided with the outer surface of the earthing sleeve 12.
It is grounded buried bar 11 and earthing sleeve 12 and enables the reliable ground of lightning protection grounding network 4, auxiliary earth bar 13 increases The earthing effect of earthing sleeve 12.
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 (8)

1. a kind of Novel lightning-proof blower fan, including blower fan tower (1) and the TRT for being arranged at blower fan tower (1) top, blower fan tower (1) Lower end be provided with earthing or grounding means;The TRT includes top power module (2), and the end set of top power module (2) has Wind impeller boss (21), wind impeller boss (21) are rotatablely connected with top power module (2) end, are connected with wind impeller boss (21) some Blade (3);It is characterized in that:The earthing or grounding means includes being arranged at the lightning protection grounding network (4) below blower fan tower (1), and lightning protection connects Earth mat (4) electrically connects with the earth terminal of blower fan;Four lightning protection, which are uniformly arranged, on the edge of the lightning protection grounding network (4) connects sudden strain of a muscle bar (5), lightning protection connects the diameter parallel setting for dodging bar (5) and blower fan tower (1), and lightning protection, which connects, dodges total height of the height of bar (5) higher than blower fan Degree;The blower fan tower (1), which is arranged at four lightning protection and connect, to be dodged in bar (5) area defined and is arranged at four lightning protection and connects sudden strain of a muscle bar (5) center of area defined, adjacent two lightning protection meet two of distance more than the length of blade (3) for dodging bar (5) Times;The lightning protection connects sudden strain of a muscle bar (5) and electrically connected with lightning protection grounding network (4).
2. Novel lightning-proof blower fan according to claim 1, it is characterised in that:Some keep away is socketed with the blower fan tower (1) Thunder grading ring (7), is provided with metal guide rod (71) between adjacent two lightning-arrest grading rings (7), and the two of metal guide rod (71) End electrically connects with the fixed welding of a lightning-arrest grading ring (7), lightning-arrest grading ring (7) with lightning protection grounding network (4) respectively.
3. Novel lightning-proof blower fan according to claim 2, it is characterised in that:The lightning protection connects sudden strain of a muscle bar (5) and pressed with lightning-arrest Fixed connecting rod (8) is provided between ring (7), the both ends of fixed connecting rod (8) connect with lightning protection respectively to be dodged bar (5), takes shelter from the thunder and press The fixed welding of ring (7).
4. Novel lightning-proof blower fan according to claim 2, it is characterised in that:The top of the top power module (2) is set There is power module arrester (22), power module arrester (22) electrically connects with lightning protection grounding network (4).
5. Novel lightning-proof blower fan according to claim 2, it is characterised in that:The top of the blade (3) is provided with fan blade Arrester (31), fan blade arrester (31) electrically connect with lightning protection grounding network (4).
6. Novel lightning-proof blower fan according to claim 1, it is characterised in that:The lower end of the lightning protection grounding network (4) is fixed Some buried bars (11) of ground connection are connected with, buried bar (11) is grounded and is vertically arranged with lightning protection grounding network (4).
7. Novel lightning-proof blower fan according to claim 6, it is characterised in that:Buried bar (11) the external stability set of ground connection It is connected to earthing sleeve (12).
8. Novel lightning-proof blower fan according to claim 7, it is characterised in that:Set on the outer surface of the earthing sleeve (12) It is equipped with some auxiliary earth bars (13).
CN201720803909.XU 2017-07-04 2017-07-04 A kind of Novel lightning-proof blower fan Expired - Fee Related CN207004732U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720803909.XU CN207004732U (en) 2017-07-04 2017-07-04 A kind of Novel lightning-proof blower fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720803909.XU CN207004732U (en) 2017-07-04 2017-07-04 A kind of Novel lightning-proof blower fan

Publications (1)

Publication Number Publication Date
CN207004732U true CN207004732U (en) 2018-02-13

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ID=61453183

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720803909.XU Expired - Fee Related CN207004732U (en) 2017-07-04 2017-07-04 A kind of Novel lightning-proof blower fan

Country Status (1)

Country Link
CN (1) CN207004732U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110364969A (en) * 2019-07-05 2019-10-22 国电联合动力技术(连云港)有限公司 A kind of restorative procedure of fan blade lightning protection system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110364969A (en) * 2019-07-05 2019-10-22 国电联合动力技术(连云港)有限公司 A kind of restorative procedure of fan blade lightning protection system
CN110364969B (en) * 2019-07-05 2020-09-22 国电联合动力技术(连云港)有限公司 Repair method for lightning protection system of fan blade

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180213

Termination date: 20180704

CF01 Termination of patent right due to non-payment of annual fee