CN108808452A - A kind of arrester and connect sudden strain of a muscle method - Google Patents

A kind of arrester and connect sudden strain of a muscle method Download PDF

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Publication number
CN108808452A
CN108808452A CN201810826230.1A CN201810826230A CN108808452A CN 108808452 A CN108808452 A CN 108808452A CN 201810826230 A CN201810826230 A CN 201810826230A CN 108808452 A CN108808452 A CN 108808452A
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CN
China
Prior art keywords
lower beam
protective cover
spray point
discharging gap
insulator
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CN201810826230.1A
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Chinese (zh)
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CN108808452B (en
Inventor
钟平
匡宪伟
邓应辉
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Hunan Pu Pu Technology Ltd By Share Ltd
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Hunan Pu Pu Technology Ltd By Share Ltd
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Priority to CN201810826230.1A priority Critical patent/CN108808452B/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T19/00Devices providing for corona discharge
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T19/00Devices providing for corona discharge
    • H01T19/04Devices providing for corona discharge having pointed electrodes

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Elimination Of Static Electricity (AREA)

Abstract

The invention discloses a kind of arrester and sudden strain of a muscle method is connect, including spray point, draws lower beam, protective cover, capacitance string formation, discharging gap insulator and protective cover insulator;Capacitance string formation, discharging gap insulator, spray point lower end and draw the upper end of lower beam and be respectively positioned in protective cover, protective cover is connect with spray point, and protective cover is connect with lower beam is drawn by protective cover insulator;Discharging gap insulator connects spray point and draws lower beam, and discharging gap insulator draws and is formed with discharging gap between lower beam, spray point;Capacitance group series winding connects spray point and draws lower beam.It after spray point connects sudden strain of a muscle, first charges to capacitance string formation, when capacitance string formation is charged to predetermined voltage, the breakdown electric discharge of discharging gap, electric current draws lower beam by spray point, discharging gap arrival, then flows into the earth by downlead.The present invention can reduce the influence of arrester mounting height in pilot discharge, and arrester is made to connect sudden strain of a muscle time advance, increase arrester protection domain.

Description

A kind of arrester and connect sudden strain of a muscle method
Technical field
The present invention relates to connect sudden strain of a muscle anti-thunder technical field.
Background technology
The existing arrester generally used is generally all installed on the cacumens such as top of building or steel tower top, because connecing Very high some is also up to by sudden strain of a muscle device mounting height for tens meters of some to be counted above.Thus when drawing Lei Jieshan to earth-return also Reach the distance of rice and wheat on tens.The line impedance of this section of circuit from arrester needle point to the earth, which will discharge to arrester, produces Raw detrimental effect will influence arrester and connect sudden strain of a muscle effect.Main performance important, exactly increases the impedance of discharge loop, So that lightning discharge voltage increase, connect dodge the time postpone, protection domain reduce the problems such as.The present invention proposes in order to solve the above problem A kind of arrester can reduce the influence of arrester mounting height in pilot discharge, and arrester, which connects, in advance dodges the time, and increase connects Dodge device protection domain.
In the prior art, sudden strain of a muscle side is connect based on bipolar electrode application No. is the disclosure of the invention of CN201210229270.0 is a kind of Method and arrester, are taken shelter from the thunder by the way of bipolar electrode;Installation is conducive to the leading electrode of thunder and lightning guiding simultaneously on arrester With the discharge electrode discharged conducive to lightning current, discharge channel is formed by leading electrode accumulated electrode first, when discharge channel shape When leading to arrester by leading electrode at later thunder and lightning, then by discharge electrode formation main discharge channel, lightning current is introduced big Ground.Application No. is CN201310668387.3 days disclosure of the invention a kind of thunder and lightning storage and means of defence based on capacitive energy storage and Its device, the characteristic that this method stores charge using capacitance carry out thunder and lightning storage and protection, the thunder and lightning storage according to said method designed With include capacitor element in protective device, i.e., by capacitor be arranged thunder and lightning storage and protective device in, utilize capacitive energy storage Principle carries out thunder and lightning storage and protection.The above prior art reduces the influence of arrester mounting height in pilot discharge, shifts to an earlier date Arrester, which connects, to be dodged the time, increases arrester protection domain etc., is further improved.
Invention content
The present invention provides a kind of arrester and connects sudden strain of a muscle method, can reduce the shadow of arrester mounting height in pilot discharge It rings, arrester is made to connect sudden strain of a muscle time advance, increase arrester protection domain.
The technical scheme is that:A kind of arrester, including spray point, draw lower beam, draw lower beam and is located under spray point Side, arrester further includes protective cover, capacitance string formation, discharging gap insulator and protective cover insulator;Capacitance string formation, discharging gap Insulator, spray point lower end and draw the upper end of lower beam and be respectively positioned in protective cover, protective cover is connect with spray point, is drawn lower beam and is protected Shield is connected by protective cover insulator, protective cover and draws lower beam mutually insulated;Discharging gap insulator connects spray point and draws Lower beam, discharging gap insulator draw and are formed with discharging gap between lower beam, spray point;Under capacitance group series winding connects spray point and draws Bar.
Spray point is process by round stainless steel material, and upper end is needle point shape top, and there are one end faces for lower end setting;It puts Acusector is integrated with protective cover electrical connection.
Protective cover is process using stainless steel material, and silica gel is used in protective cover.
Capacitance string formation is made of several capacitances;Several capacitances are uniformly distributed around discharging gap;Capacitance string formation Including left capacitance string formation and right capacitance string formation, left capacitance string formation is connected in series by three or more capacitances, the upper end of left capacitance string formation Be connected with spray point, lower end is connected with lower beam is drawn, right capacitance string formation is connected in series by three or more capacitances, right capacitance string formation Upper end be connected with spray point, lower end is connected with lower beam is drawn.
Discharging gap insulator is process by insulating materials, and discharging gap insulator is upper and lower opening, middle part is empty The centre of cylindrical barrel, bowl wall portion is also sky;The upper end of discharging gap insulator be screwed in spray point lower end, Lower end, which is fixed on, draws lower beam upper end;Spray point lower face is drawn to be formed between lower beam upper surface, discharging gap insulator medial surface and be put Electric gap.
Protective cover insulator is process by insulating materials, the circle that protective cover insulator is upper and lower opening, middle part is sky Column, protective cover insulator medial surface with draw that lower beam is connected, lateral surface lower part is connected with protective cover, protective cover insulator will Protective cover and draw lower beam mutually insulated.
It is the conductor made of stainless steel material to draw lower beam, draws lower beam upper end and is equipped with for fixing discharging gap insulator Stationary plane one and stationary plane two for fixing protective cover insulator draw lower beam lower end and are equipped with for fixed with tower or building Ring flange.
One kind connecing sudden strain of a muscle method, setting connection spray point and draws the capacitance string formation of lower beam in arrester, and in spray point and Draw and discharging gap is set between lower beam;After spray point connects sudden strain of a muscle, first charge to capacitance string formation, when capacitance string formation is charged to predetermined voltage When, the breakdown electric discharge of discharging gap, electric current draws lower beam by spray point, discharging gap arrival, then flows into the earth by downlead.
It carries out connecing sudden strain of a muscle using above-mentioned arrester.
When thundercloud does not discharge, accumulation storage is carried out to charge by capacitance string formation.
Main advantages of the present invention are, right after thundercloud guide first reaches spray point point neutralization needle point charge during connecing sudden strain of a muscle Capacitance string formation charges with forming the charging current of capacitance, rather than direct leakage current over the ground.Capacitance current is compared to be let out over the ground Discharge stream has shorter path, not the impedance phase of downlead, thus is compared to common arrester and has the first conductive of bigger Stream, leader current are more prone to generate.Pilot discharge will put capacitor charging over the ground compared to common arrester when connecing sudden strain of a muscle Electricity reduces arrester and draws lower body and connect the circuit induction reactance for dodging the body of rod and impedance so that electric discharge guide is more prone to.This hair Bright arrester overcomes that arrester downlead is long, and downlead line impedance is excessive and discharge time for being formed is slow, discharge voltage High disadvantage.Because lightning rod discharge voltage reduces in the present invention, discharge time accelerates, to make the conservation radius of arrester increase Add so that arrester has the lightning protected range of bigger.
Description of the drawings
Fig. 1 is the schematic cross-sectional view of the arrester in the present invention.
In figure:Lower beam is drawn in 1 spray point, 2 protective covers, 3 capacitance string formations, 4 discharging gap insulators, 5 protective cover insulators, 6, 7 discharging gaps.
Specific implementation mode
Referring to FIG. 1, a kind of arrester, including spray point 1, protective cover 2, capacitance string formation 3, discharging gap insulator 4, guarantor Shield insulator 5 draws lower beam 6.Capacitance string formation, discharging gap insulator, spray point lower end and draw the upper end of lower beam and be respectively positioned on In protective cover, the top of protective cover is connect with spray point, and the bottom of protective cover is connect with lower beam is drawn by protective cover insulator, is protected Shield and draw lower beam mutually insulated;The top and bottom of discharging gap insulator are separately connected the lower end of spray point and draw lower beam Upper end, discharging gap insulator draw and are formed with discharging gap 7 between lower beam, spray point;Distinguish the top and bottom of capacitance string formation It connects the lower end of spray point and draws the upper end of lower beam.
Spray point is process by round stainless steel material, and upper end is needle point top, and there are one end face, electric discharges for lower end setting Needle lower end and draw lower beam and discharging gap insulator and form a air gap, i.e.,:Discharging gap.Discharging gap insulator one end It can be screwed on spray point.Spray point is integrated with protective cover electrical connection simultaneously.
Protective cover is process using stainless steel material.Protective cover is connect with spray point, exhausted by protective cover with lower beam is drawn Edge insulating sublayer.It is provided with capacitance string formation and discharging gap insulator in protective cover, spray point, discharging gap insulator and draws lower beam The discharging gap of composition also is located in protective cover.Silica gel can be used in protective cover by all device embeddings and is not in leak adhesive.
The capacitor array that capacitance string formation is made of several nonpolarity high pressure resistant capacitances of large capacity.Capacitance string formation one end with put Acusector is connected, the other end is connected with lower beam is drawn.Capacitance string formation surrounds spray point, draws lower beam and discharging gap insulator composition Discharging gap around be uniformly distributed, while by conservation cover wrap up protect.Capacitance string formation includes left capacitance string formation(By three or more Capacitance is connected in series)With right capacitance string formation(It is connected in series by three or more capacitances), left capacitance string formation and right capacitance string formation are distinguished Positioned at the left and right side of discharging gap insulator.The upper end of left capacitance string formation is connected with spray point, lower end and draws lower beam phase Connection, the upper end of right capacitance string formation is connected with spray point, lower end is connected with lower beam is drawn.
Discharging gap insulator is process by insulating materials, is upper and lower opening, the cylindrical barrel that middle part is sky, barrel Partial centre is also sky.Spray point lower end is fixed in discharging gap insulator one end, the other end is fixed on and draws lower beam upper end.It puts The air that formation can be discharged by high-voltage breakdown between lower beam upper surface, discharging gap insulator medial surface is drawn in acusector lower face Gap, i.e.,:Discharging gap is dispersed with a circle capacitance string formation around discharging gap.
Protective cover insulator is that the upper and lower opening being process by insulating materials, middle part are empty cylinder, protective cover insulation Sub- medial surface with draw that lower beam is connected, lateral surface lower part is connected with protective cover, by protective cover and draw lower beam mutually insulated.
It is the conductor made of stainless steel material to draw lower beam, and playing support, entirely lightning-arrest needle body is connected with downlead simultaneously Effect.Draw lower beam upper end and is equipped with stationary plane one for fixing discharging gap insulator and for being fixed with protective cover insulator Stationary plane two.Draw lower beam lower end be equipped with for tower or the fixed ring flange of building.
When the arrester in the present invention is installed on by protection building, there are when thundercloud above arrester, by electricity Magnetic strength principle, which can be known, will form charge inducing on arrester, and opposite with thundercloud polarity.Since spray point is with lower beam is drawn Mutually insulated and it is connected by capacitance string formation, thus drawing lower beam upper end and can be formed and the opposite polarity electricity of thundercloud in arrester Lotus is connected because drawing lower beam with the lower end of capacitance string formation, the lower pole of capacitance string formation can there are with the opposite polarity charge of thundercloud To the upper end of capacitor charging, and capacitance string formation will be formed charge identical with thundercloud polarity and the quantity of electric charge will under capacitance string formation It holds identical.Therefore the tip of spray point will will appear and the opposite polarity charge of thundercloud.When air is by thundercloud disruptive discharge, thunder Cloud discharge electric current will connect sudden strain of a muscle by the spray point in arrester first, then charge to capacitance string formation, when capacitance string formation is charged to centainly When voltage, discharging gap breakdown will discharge, and electric current by disruptive discharge needle and draws between electric discharge between lower beam from spray point Lower beam is drawn in gap arrival, completes entirely to flash journey to connecing for thunder and lightning to flow into the earth by downlead.
During connecing sudden strain of a muscle, after thundercloud guide first reaches spray point point neutralization needle point charge, charge with being formed to capacitance string formation The charging current of capacitance, rather than direct leakage current over the ground.Capacitance current be compared to leakage current over the ground have it is shorter Path, the not no impedance phase of downlead, thus it is compared to the leader current that common arrester has bigger, it is more prone to generate first Electrical conduction current.Pilot discharge will discharge to capacitor charging over the ground compared to common arrester when connecing sudden strain of a muscle, reduce under arrester draws Body and circuit induction reactance and the impedance for connecing the sudden strain of a muscle body of rod so that electric discharge guide is more prone to.Arrester of the present invention, which overcomes, connects sudden strain of a muscle Device downlead is long, and downlead line impedance is excessive and discharge time for being formed is slow, disadvantage that discharge voltage is high.Because in the present invention Arrester lightning rod discharge voltage reduces, and discharge time accelerates, to make the conservation radius of arrester increase so that arrester has The lightning protected range of bigger.
There are one tips for spray point tool, when there are feel to accumulate at its tip by electromagnetism when thundercloud for arrester upper end Accordingly with the opposite polarity charge of thundercloud, simultaneously because point discharge effect, tip charge will be ionized and be formed with thundercloud Discharge guide, and thunder and lightning is formed and is guided.Neighbouring thundercloud is directed on needle point and is discharged.
There are one hollow cavitys for protective cover tool, for placing capacitance string formation, while can be by spray point lower end and under drawing Bar upper end etc. is fixed in cavity.Play the role of support with it is fixed.Protection is played to components such as capacitance string formations in cavity simultaneously Effect, protects the component in cavity not destroyed by external strength, and the component in cavity is made not to be affected by.
Capacitance string formation is formed using one group of capacitance connection in series-parallel, is connected to spray point and is drawn between lower beam.It is first when thundercloud discharge It charges to it so that thundercloud is faster to periphery object discharge.Simultaneously when thundercloud does not discharge, accumulation storage is played to charge Effect.
Discharging gap, which has insulated, to be process using insulating materials, plays a part of to support to electric discharge needle point, while being played pair Electric discharge needle point and draw the connection function of lower beam, electric discharge needle point and lower beam will be drawn be dielectrically separated to form discharging gap.Discharging gap exists When capacitance string formation is charged to certain voltage in discharging gap will ignition discharge, protective effect is stringed together to capacitance group.
Protective cover insulator is process using insulating materials, to protective cover and draws lower beam connection and supporting role, right Component in protective cover shields and is sealed processing to protective cover, at the same by protective cover with to draw lower beam mutually exhausted Edge.
Draw the support that lower beam plays all components of arrester, while insulating subgroup with spray point and discharging gap At discharging gap.Draw lower beam lower part and be designed with mounting flange, for entire arrester to be fixedly mounted.
The present invention overcomes the deficiencies in the prior art, provide it is a kind of can equivalent the earth absorb the arrester of guide, Its is simple and compact for structure, and lightning protection fruit effect is good, effectively quickly thundercloud can be guided to discharge over the ground, easy to install and use, safety Reliably, it can be widely applied to protect direct stroke the occasions such as equipment, people, buildings, spacious environment.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair Change, equivalent replacement, improvement etc., be all included in the scope of protection of the present invention.

Claims (10)

1. a kind of arrester, including spray point, draw lower beam, draws the lower section that lower beam is located at spray point, characterized in that further include protection Cover, capacitance string formation, discharging gap insulator and protective cover insulator;The lower end of capacitance string formation, discharging gap insulator, spray point It is respectively positioned in protective cover with the upper end for drawing lower beam, protective cover is connect with spray point, is drawn lower beam and is insulated by protective cover with protective cover Son connection, protective cover and draws lower beam mutually insulated;Discharging gap insulator connects spray point and draws lower beam, discharging gap insulation Son draws and is formed with discharging gap between lower beam, spray point;Capacitance group series winding connects spray point and draws lower beam.
2. arrester according to claim 1, characterized in that spray point is process by round stainless steel material, upper end For needle point shape top, there are one end faces for lower end setting;Spray point is integrated with protective cover electrical connection.
3. arrester according to claim 1, characterized in that protective cover is process using stainless steel material, protective cover It is interior to use silica gel.
4. arrester according to claim 1, characterized in that capacitance string formation is made of several capacitances;Several capacitances It is uniformly distributed around discharging gap;Capacitance string formation includes left capacitance string formation and right capacitance string formation, and left capacitance string formation is by three The above capacitance is connected in series, and the upper end of left capacitance string formation is connected with spray point, lower end is connected with lower beam is drawn, right capacitance string formation It is connected in series by three or more capacitances, the upper end of right capacitance string formation is connected with spray point, lower end is connected with lower beam is drawn.
5. arrester according to claim 1, characterized in that discharging gap insulator is process by insulating materials, is put The centre of the cylindrical barrel that electric gap insulator is upper and lower opening, middle part is sky, bowl wall portion is also sky;Discharging gap insulate The upper end of son, which is screwed to be fixed in spray point lower end, lower end, draws lower beam upper end;Lower beam upper end is drawn in spray point lower face Discharging gap is formed between face, discharging gap insulator medial surface.
6. arrester according to claim 1, characterized in that protective cover insulator is process by insulating materials, is protected Shield insulator is upper and lower opening, middle part be it is empty cylindric, protective cover insulator medial surface with draw lower beam be connected, lateral surface Lower part is connected with protective cover, and protective cover insulator is by protective cover and draws lower beam mutually insulated.
7. arrester according to claim 1, characterized in that it is the conductor made of stainless steel material to draw lower beam, under drawing Bar upper end is equipped with the stationary plane one for fixing discharging gap insulator and the stationary plane two for fixing protective cover insulator, draws Lower beam lower end be equipped with for tower or the fixed ring flange of building.
8. one kind connecing sudden strain of a muscle method, characterized in that setting connects spray point and draws the capacitance string formation of lower beam in arrester, and is putting Acusector and draws discharging gap is set between lower beam;After spray point connects sudden strain of a muscle, first to capacitance string formation charge, when capacitance string formation be charged to it is pre- When constant voltage, the breakdown electric discharge of discharging gap, electric current draws lower beam, then passes through downlead stream by spray point, discharging gap arrival Enter the earth.
9. being asked according to weight fruit and connecing sudden strain of a muscle method described in 8, characterized in that connect sudden strain of a muscle using described in any one of claim 1 to 7 Device carries out connecing sudden strain of a muscle.
10. being asked according to weight fruit and connecing sudden strain of a muscle method described in 8, characterized in that when thundercloud does not discharge, pass through capacitance string formation pair Charge carries out accumulation storage.
CN201810826230.1A 2018-07-25 2018-07-25 Flash receiver and flash receiving method Active CN108808452B (en)

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CN108808452B CN108808452B (en) 2024-02-23

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200429336Y1 (en) * 2006-08-11 2006-10-20 한국산업안전공단 Discharging apparatus for a lighting conductor of wide area
RU70069U1 (en) * 2007-09-28 2008-01-10 Валерий Дмитриевич Дудышев DISPOSAL AND USE OF NATURAL ELECTRICITY
CN203553615U (en) * 2013-11-18 2014-04-16 武汉爱劳高科技有限责任公司 Direct lightning strike protection device capable of discharging in advance and limiting lightning currents
TWM487514U (en) * 2014-04-16 2014-10-01 Fa-Yung Chung Lightning arrest device
CN204885826U (en) * 2015-09-10 2015-12-16 咸宁市永丰科技有限公司 Arrester with adjustable initiative
CN205790941U (en) * 2015-12-23 2016-12-07 国网福建省电力有限公司 A kind of lightning arrester
CN107296341A (en) * 2017-07-27 2017-10-27 金陵科技学院 A kind of umbrella with lightning-arrest charge function
CN107978409A (en) * 2016-10-24 2018-05-01 天津市汉陆电子有限公司 Anti-lightning strike combined resistance for phone charger
CN207490307U (en) * 2017-11-29 2018-06-12 贵州电网有限责任公司 A kind of transmission facility lightning rod
CN208690719U (en) * 2018-07-25 2019-04-02 湖南中普技术股份有限公司 A kind of arrester

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200429336Y1 (en) * 2006-08-11 2006-10-20 한국산업안전공단 Discharging apparatus for a lighting conductor of wide area
RU70069U1 (en) * 2007-09-28 2008-01-10 Валерий Дмитриевич Дудышев DISPOSAL AND USE OF NATURAL ELECTRICITY
CN203553615U (en) * 2013-11-18 2014-04-16 武汉爱劳高科技有限责任公司 Direct lightning strike protection device capable of discharging in advance and limiting lightning currents
TWM487514U (en) * 2014-04-16 2014-10-01 Fa-Yung Chung Lightning arrest device
CN204885826U (en) * 2015-09-10 2015-12-16 咸宁市永丰科技有限公司 Arrester with adjustable initiative
CN205790941U (en) * 2015-12-23 2016-12-07 国网福建省电力有限公司 A kind of lightning arrester
CN107978409A (en) * 2016-10-24 2018-05-01 天津市汉陆电子有限公司 Anti-lightning strike combined resistance for phone charger
CN107296341A (en) * 2017-07-27 2017-10-27 金陵科技学院 A kind of umbrella with lightning-arrest charge function
CN207490307U (en) * 2017-11-29 2018-06-12 贵州电网有限责任公司 A kind of transmission facility lightning rod
CN208690719U (en) * 2018-07-25 2019-04-02 湖南中普技术股份有限公司 A kind of arrester

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