CN107732854B - A kind of lightning arrester of substation - Google Patents

A kind of lightning arrester of substation Download PDF

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Publication number
CN107732854B
CN107732854B CN201711182363.1A CN201711182363A CN107732854B CN 107732854 B CN107732854 B CN 107732854B CN 201711182363 A CN201711182363 A CN 201711182363A CN 107732854 B CN107732854 B CN 107732854B
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CN
China
Prior art keywords
lightning
bar
fixedly installed
conductive pin
thunder
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CN201711182363.1A
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Chinese (zh)
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CN107732854A (en
Inventor
尹风玲
卢家恺
孙陈超
王美亚
崔洋
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Kingsoft Technology (Tianjin) Co.,Ltd.
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Jiangsu Yugao Wulian Technology Co Ltd
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G13/00Installations of lightning conductors; Fastening thereof to supporting structure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/26Connections in which at least one of the connecting parts has projections which bite into or engage the other connecting part in order to improve the contact
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28Clamped connections, spring connections
    • H01R4/48Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4854Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
    • H01R4/4863Coil spring
    • H01R4/4872Coil spring axially compressed to retain wire end
    • 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G13/00Installations of lightning conductors; Fastening thereof to supporting structure
    • H02G13/40Connection to earth

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

Abstract

The present invention relates to technical field of electric power, and disclose a kind of lightning arrester of substation, including mounting base, and hollow support column is fixedly installed at the top of the mounting base, is fixedly installed with seal base at the top of the hollow support column.The lightning arrester of the substation, when connecting ground wire, by the way that ground wire is stuck between fixture and L clamp, because L clamp is fixed, so ground wire will squeeze movable fixture, conductive pin will be made to be inserted in the card slot of conducting rod bottom, thunder and lightning will connect sudden strain of a muscle bar by master in this way and pair connects and dodges the interior in-core of bar importing thunder and lightning guidance, conductive pin is subsequently passed to by conducting rod, thunder and lightning will import underground by ground wire, when removing ground wire, spring and limited block are detached from conductive pin in the card slot of conducting rod, the conducting function of the present apparatus can be disconnected in this way, above-mentioned mode effectively facilitates the installation and removal to ground wire, effectively raise the installation effectiveness to ground wire.

Description

A kind of lightning arrester of substation
Technical field
The present invention relates to technical field of electric power, specially a kind of lightning arrester of substation.
Background technique
Electric power is the energy using electric energy as power, and invention is lifted in 1870s, the invention and application of electric power Second of industrialization climax, since becoming 18th century of human history, one of scientific and technological revolution three times that the world occurs, from this are played Science and technology changes people's lives, the large-scale electrical power system that twentieth century occurs be in the human engineering history of science it is most important at One of just, the power generation and consumption system being made of links such as power generation, transmission of electricity, power transformation, distribution and electricity consumptions, it is by nature Non-renewable energy electric power is converted to by mechanical energy device, then supply power to each user through transmission of electricity, power transformation and distribution, now It is the epoch of internet, we still have the demand of sustainable growth to electric power, more because we have invented computer, household electrical appliances etc. Using the product of electric power, the emergence of undeniable new technology is so that electric power becomes the necessity of people, because we are often Using electric power, so substation will use lightning arrester, when thunderstorm weather, on the top of lightning arrester, internal field is formed The space of concentration, to influence the developing direction of lightning leader electric discharge, guidance thunder and lightning discharges to lightning arrester, then by under grounding lead Line and earthing or grounding means introduce lightning current greatly, to make to be protected substation from lightning stroke.
If 106129814 A of China Patent No. CN is a kind of change energy current-limiting type lightning rod, the change energy current-limiting type lightning rod energy It adapts to various occasions, structure and is simply easily installed that maintenance, at low cost, wind loading rating is strong, effectively inhibits lightning current, but the change energy Current-limiting type lightning rod belongs to the connection of ground line to be fixedly connected, and disassembly and installation is very inconvenient, while the change energy current-limiting type is kept away The area for receiving thunder and lightning of thunder needle is too small, for above-mentioned problem so proposing a kind of lightning arrester of substation.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of lightning arresters of substation, and it is convenient to ground connection to have The advantages of installation and removal and expansion of line receive thunder and lightning area solves the disassembly and installation of part lightning arrester earth wire The too small problem of area that is very inconvenient and receiving thunder and lightning.
(2) technical solution
To realize that the above-mentioned installation and removal for facilitating earth wire and expansion receive the lightning-arrest of the substation of thunder and lightning area The purpose of device, the invention provides the following technical scheme: a kind of lightning arrester of substation, including mounting base, the installation The top of seat is fixedly installed with hollow support column, and seal base, the sealing are fixedly installed at the top of the hollow support column It is provided with sealing shell at the top of bottom plate, sealing top plate, the sealing top plate and sealing are provided at the top of the sealing shell Interspersed be provided with tightens screw on bottom plate, the inside of the sealing shell and is located at solid between sealing top plate and seal base Dingan County is equipped with insulation screen, and the inside of the insulation screen is fixedly installed with dielectric layer, the inside of the dielectric layer Be fixedly installed with thunder and lightning guidance inner core, on the seal base and be located at hollow support column inside it is interspersed be provided with conducting rod, Be fixedly installed with fixed block on the right side of the hollow support column, the inside of the fixed block offers inner cavity, the inner cavity it is interior Portion is interspersed to be provided with conductive pin, and the bottom on the right side of the conducting rod offers card slot corresponding with conductive pin, the conductive pin Right end be fixedly installed with fixture, the bottom on the right side of the fixed block is fixedly installed with L clamp corresponding with fixture, institute It states the outside of conductive pin and is located at the internal sleeve of inner cavity and be equipped with spring, on the conductive pin and be located at the right side of spring and fix Limited block is installed, intert on the seal base be provided with it is main connect sudden strain of a muscle bar, the master connects the outside for dodging bar and is located at sealing It is fixedly installed with converter at the top of top plate, the top of the converter and is located at main connect and dodges the two sides of bar and offer installation Slot, the inside of two mounting grooves are fixedly installed with fixed pin shaft, and the converter passes through two mounting grooves and fixed pin Axis is movably installed with two pairs and connects sudden strain of a muscle bar, and the top that two pairs connect sudden strain of a muscle bar opposite side is fixedly installed with positioning seat, institute It states to intert on positioning seat and is provided with active pin shaft, two opposite sides of the positioning seat are connected with by active pin shaft Swing arm, the master, which connects to dodge on bar, is arranged with loose collar, and the back side of the loose collar is interspersed to be provided with self-tapping screw, the activity The two sides of ring offer loose slot corresponding with swing arm, and two swing arms pass through far from one end that pair connects sudden strain of a muscle bar Fixed pin shaft is movably arranged in loose slot.
Preferably, the master connects the bottom for dodging bar through sealing top plate and dielectric layer and extends to thunder and lightning guidance inner core Inside, the top that the master connects sudden strain of a muscle bar are run through and extend to the top of converter.
Preferably, the top of the conducting rod through seal base and dielectric layer and extends to the interior of thunder and lightning guidance inner core Portion.
Preferably, the inside for tightening screw and running through and extending to sealing shell.
Preferably, the pair connects sudden strain of a muscle bar and is flexibly connected by fixed pin shaft and mounting groove with converter.
Preferably, the pair, which connects, dodges bar by positioning seat, active pin shaft, swing arm, self-tapping screw, loose slot and loose collar It is flexibly connected with the main sudden strain of a muscle bar that connects.
Preferably, the swing arm, L clamp and loose collar are all made of insulating materials and are made, and the fixture is using conductive Material is made.
Preferably, the conductive pin is clamped by inner cavity, spring, limited block and card slot and conducting rod, the conductive pin Left end runs through hollow support column and extends to the inside of card slot, and the right end of the conductive pin runs through and extends to the right side of fixed block Side.
Preferably, the thickness of the insulation screen and dielectric layer is not less than two centimetres.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of lightning arrester of substation, have it is following the utility model has the advantages that
1, the lightning arrester of the substation, when connecting ground wire, by the way that ground wire is stuck between fixture and L clamp, Because L clamp be it is fixed, ground wire will squeeze movable fixture, and conductive pin will be made to be inserted in conducting rod bottom In the card slot in portion, such thunder and lightning will connect sudden strain of a muscle bar by master and pair connects and dodges the interior in-core of bar importing thunder and lightning guidance, subsequently pass through and lead Electric pole passes to conductive pin, and thunder and lightning will import underground by ground wire, and when removing ground wire, spring and limited block keep conductive pin de- From that in the card slot of conducting rod, can disconnect the conducting function of the present apparatus in this way, above-mentioned mode is effectively facilitated to ground wire Installation and removal, effectively raise the installation effectiveness to ground wire.
2, the lightning arrester of the substation will be such that two pairs connect and dodge bar expansion, then lead to by pushing up loose collar It crosses and pushes down on loose collar, two pairs will be made to connect and dodge bar contraction, above-mentioned two ways effectively expands and reduce thunder and lightning The area of guidance, while again by being used cooperatively with converter, can effectively convert two pairs connect the thunder and lightning that dodges on bar into It becomes owner of to connect and dodge on bar, enter back into thunder and lightning and guide interior in-core, effectively raise the efficiency of thunder and lightning guidance.
Detailed description of the invention
Fig. 1 is a kind of lightning arrester structural schematic diagram of substation proposed by the present invention;
Fig. 2 is a kind of lightning arrester structural side view of substation proposed by the present invention;
Fig. 3 is that a kind of lightning arrester swing arm of substation proposed by the present invention and the connection structure of loose collar are overlooked Figure;
Fig. 4 is the schematic enlarged-scale view in a kind of lightning arrester Fig. 1 of substation proposed by the present invention at A;
Fig. 5 is the schematic enlarged-scale view in a kind of lightning arrester Fig. 1 of substation proposed by the present invention at B;
Fig. 6 is the schematic enlarged-scale view in a kind of lightning arrester Fig. 1 of substation proposed by the present invention at C.
In figure: screw, 7 are tightened absolutely in 1 mounting base, 2 hollow support columns, 3 seal bases, 4 sealing shells, 5 sealing top plates, 6 Edge shielded layer, 8 dielectric layers, 9 thunders and lightnings guide inner core, 10 conducting rods, 11 fixed blocks, 12 inner cavities, 13 conductive pins, 14 card slots, 15 Fixture, 16L clamp, 17 springs, 18 limited blocks, 19 main sudden strain of a muscle bar, 20 converters, 21 mounting grooves, 22 fixed pin shafts, 23 pairs of connecing connect Dodge bar, 24 positioning seats, 25 active pin shafts, 26 swing arms, 27 loose collars, 28 self-tapping screws, 29 loose slots.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6, a kind of lightning arrester of substation, including mounting base 1 are please referred to, the top of mounting base 1 is fixedly mounted There is hollow support column 2, the top of hollow support column 2 is fixedly installed with seal base 3, and the top of seal base 3 is provided with sealing Shell 4, the top of sealing shell 4 are provided with sealing top plate 5, seal to intert to be provided on top plate 5 and seal base 3 and tighten spiral shell Silk 6, tightens the inside that screw 6 runs through and extends to sealing shell 4, the inside of sealing shell 4 and is located at sealing top plate 5 and close Insulation screen 7 is fixedly installed between back cover plate 3, the inside of insulation screen 7 is fixedly installed with dielectric layer 8, insulation screen The thickness for covering layer 7 and dielectric layer 8 is not less than two centimetres, and the inside of dielectric layer 8 is fixedly installed with thunder and lightning guidance inner core 9, Intert on seal base 3 and positioned at the inside of hollow support column 2 and be provided with conducting rod 10, the top of conducting rod 10 is through sealing bottom Plate 3 and dielectric layer 8 and the inside for extending to thunder and lightning guidance inner core 9, the right side of hollow support column 2 is fixedly installed with fixed block 11, the inside of fixed block 11 offers inner cavity 12, and the inside of inner cavity 12 is interspersed to be provided with conductive pin 13, and conductive pin 13 passes through inner cavity 12, spring 17, limited block 18 and card slot 14 and conducting rod 10 are clamped, and the left end of conductive pin 13 through hollow support column 2 and extends To the inside of card slot 14, the right end of conductive pin 13 runs through and extends to the right side of fixed block 11, and the bottom on 10 right side of conducting rod is opened Equipped with card slot 14 corresponding with conductive pin 13, the right end of conductive pin 13 is fixedly installed with fixture 15, and fixture 15 uses conduction material Material is made, and the bottom on the right side of fixed block 11 is fixedly installed with L clamp 16 corresponding with fixture 15, passes through fixture 15 and L Clamp 16 clamps ground wire, thus the convenient installation and removal to ground wire, the outside of conductive pin 13 and is located at inner cavity 12 Internal sleeve is equipped with spring 17, on conductive pin 13 and is located at the right side of spring 17 and is fixedly installed with limited block 18, spring 17 and limit Position block 18 can make being stuck in card slot 14 tightly of conductive pin 13, intert on seal base 3 and be provided with main connect and dodge bar 19, master connects sudden strain of a muscle The bottom of bar 19 runs through sealing top plate 5 and dielectric layer 8 and extends to the inside of thunder and lightning guidance inner core 9, main to connect the top for dodging bar 19 The top of converter 20 is run through and is extended in portion, and the main top for connecing the outside for dodging bar 19 and being located at sealing top plate 5 is fixedly mounted There is a converter 20, converter 20, which can effectively convert two pairs and connect the thunder and lightning dodged on bar 23 and enter main connect, to be dodged on bar 19, then into Enter in thunder and lightning guidance inner core 9, the top of converter 20 and is located at main connect and dodges the two sides of bar 19 and offer mounting groove 21, two The inside of mounting groove 21 is fixedly installed with fixed pin shaft 22, and converter 20 passes through 22 activity of two mounting grooves 21 and fixed pin shaft Installation connects there are two pair dodges bar 23, and pair connects sudden strain of a muscle bar 23 and is flexibly connected by fixed pin shaft 22 and mounting groove 21 with converter 20, and two The top that a pair connects sudden strain of a muscle 23 opposite side of bar is fixedly installed with positioning seat 24, interts on positioning seat 24 and is provided with active pin shaft 25, the opposite side of two positioning seats 24 passes through active pin shaft 25 and is connected with swing arm 26, and main connect is arranged on sudden strain of a muscle bar 19 There is loose collar 27, two pairs connect sudden strain of a muscle bar 23 and push up and down by loose collar 27, to adjust the inclination that two pairs connect sudden strain of a muscle bar 23 Angle, to realize that expansion and diminution receive the area of thunder and lightning, swing arm 26, L clamp 16 and loose collar 27 are all made of insulation Material is made, and the back side of loose collar 27 is interspersed to be provided with self-tapping screw 28, dodges the adjusting of bar 23 to desired receiving when two pairs connect When area, loose collar 27 is fixed by self-tapping screw 28, prevents the sliding of loose collar 27, and the two sides of loose collar 27 offer Loose slot 29 corresponding with swing arm 26, pair connect sudden strain of a muscle bar 23 and pass through positioning seat 24, active pin shaft 25, swing arm 26, self tapping spiral shell Silk 28, loose slot 29 and loose collar 27 are flexibly connected with the main sudden strain of a muscle bar 19 that connects, and two swing arms 26 connect the one end for dodging bar 23 far from pair It is movably arranged in loose slot 29 by fixed pin shaft 22, when connecting ground wire, by the way that ground wire is stuck in fixture 15 and L clevis Tool 16 between because L clamp 16 be it is fixed, ground wire will squeeze movable fixture 15, will make conduction Needle 13 is inserted in the card slot 14 of 10 bottom of conducting rod, and such thunder and lightning will connect sudden strain of a muscle bar 19 by master and pair connects and dodges the importing thunder and lightning of bar 23 It guides in inner core 9, conductive pin 13 is subsequently passed to by conducting rod 10, thunder and lightning will import underground by ground wire, when removing When ground wire, spring 17 and limited block 18 are detached from conductive pin 13 in the card slot 14 of conducting rod 10, can disconnect the present apparatus in this way Conducting function, above-mentioned mode effectively facilitate the installation and removal to ground wire, effectively raise the installation effect to ground wire Rate, also, by pushing up loose collar 27, two pairs will be made to connect and dodge the expansion of bar 23, then by pushing down on loose collar 27, Two pairs will be made to connect and dodge the contraction of bar 23, above-mentioned two ways effectively expands and reduce the area of thunder and lightning guidance, simultaneously Again by being used cooperatively with converter 20, it can effectively convert two pairs and connect the thunder and lightning dodged on bar 23 and enter main connect and dodge bar 19 On, it enters back into thunder and lightning guidance inner core 9, effectively raises the efficiency of thunder and lightning guidance.
In conclusion the lightning arrester of the substation, when connecting ground wire, by the way that ground wire is stuck in fixture 15 and L shape Between fixture 16 because L clamp 16 be it is fixed, ground wire will squeeze movable fixture 15, will make to lead Acusector 13 is inserted in the card slot 14 of 10 bottom of conducting rod, and such thunder and lightning will connect sudden strain of a muscle bar 19 by master and pair connects and dodges the importing thunder of bar 23 In electricity guidance inner core 9, conductive pin 13 is subsequently passed to by conducting rod 10, thunder and lightning will import underground by ground wire, when taking When lower ground wire, spring 17 and limited block 18 are detached from conductive pin 13 in the card slot 14 of conducting rod 10, can disconnect the present apparatus in this way Conducting function, above-mentioned mode effectively facilitates the installation and removal to ground wire, effectively raises the installation to ground wire Efficiency.
Also, the lightning arrester of the substation will be such that two pairs connect and dodge the exhibition of bar 23 by pushing up loose collar 27 Open, then by pushing down on loose collar 27, will make two pairs connect dodge bar 23 shrink, above-mentioned two ways effectively expands with The area of thunder and lightning guidance is reduced, while can effectively convert two pairs by being used cooperatively with converter 20 again and connect sudden strain of a muscle Thunder and lightning on bar 23 enters main connect and dodges on bar 19, enters back into thunder and lightning guidance inner core 9, effectively raises the effect of thunder and lightning guidance Rate.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (7)

1. a kind of lightning arrester of substation, including mounting base (1), it is characterised in that: the top of the mounting base (1) is fixed It is equipped with hollow support column (2), is fixedly installed with seal base (3), the seal base at the top of the hollow support column (2) (3) it is provided at the top of sealing shell (4), sealing top plate (5), the sealing top is provided at the top of the sealing shell (4) Interspersed be provided with is tightened screw (6) on plate (5) and seal base (3), the inside of the sealing shell (4) and is located at sealing It is fixedly installed between top plate (5) and seal base (3) insulation screen (7), the fixed peace in the inside of the insulation screen (7) Equipped with dielectric layer (8), the inside of the dielectric layer (8) is fixedly installed with thunder and lightning guidance inner core (9), the seal base (3) intert on and positioned at the inside of hollow support column (2) and be provided with conducting rod (10), the right side of the hollow support column (2) is solid Dingan County is equipped with fixed block (11), and the inside of the fixed block (11) offers inner cavity (12), and the inside of the inner cavity (12) is interspersed It being provided with conductive pin (13), the bottom on the right side of the conducting rod (10) offers card slot (14) corresponding with conductive pin (13), The right end of the conductive pin (13) is fixedly installed with fixture (15), the bottom on the right side of the fixed block (11) be fixedly installed with The corresponding L clamp (16) of fixture (15), the outside of the conductive pin (13) and the internal sleeve for being located at inner cavity (12) are equipped with Spring (17) on the conductive pin (13) and is located on the right side of spring (17) and is fixedly installed with limited block (18), the sealing Intert to be provided with master and connect on bottom plate (3) and dodge bar (19), the master connects the outside for dodging bar (19) and is located at the top of sealing top plate (5) Portion is fixedly installed with converter (20), the top of the converter (20) and is located at main connect and is dodged the two sides of bar (19) and offer The inside of mounting groove (21), two mounting grooves (21) is fixedly installed with fixed pin shaft (22), and the converter (20) is logical It crosses two mounting grooves (21) and fixed pin shaft (22) is movably installed with two pairs and connects and dodges bar (23), two pairs, which connect, dodges bar (23) The top of opposite side is fixedly installed with positioning seat (24), is interted on the positioning seat (24) and is provided with active pin shaft (25), Two opposite sides of the positioning seat (24) pass through active pin shaft (25) and are connected with swing arm (26), and the master connects sudden strain of a muscle It is arranged on bar (19) loose collar (27), the back side of the loose collar (27) is interspersed to be provided with self-tapping screw (28), the activity The two sides of ring (27) offer loose slot (29) corresponding with swing arm (26), and two swing arms (26) connect far from pair The one end for dodging bar (23) passes through fixed pin shaft (22) and is movably arranged in loose slot (29).
2. a kind of lightning arrester of substation according to claim 1, it is characterised in that: the master, which connects, dodges bar (19) Bottom runs through sealing top plate (5) and dielectric layer (8) and extends to the inside of thunder and lightning guidance inner core (9), and the master connects sudden strain of a muscle bar (19) top is run through and extends to the top of converter (20).
3. a kind of lightning arrester of substation according to claim 1, it is characterised in that: the top of the conducting rod (10) Portion runs through seal base (3) and dielectric layer (8) and extends to the inside of thunder and lightning guidance inner core (9).
4. a kind of lightning arrester of substation according to claim 1, it is characterised in that: the screw (6) of tightening passes through Wear and extend to the inside of sealing shell (4).
5. a kind of lightning arrester of substation according to claim 1, it is characterised in that: the swing arm (26), L shape Fixture (16) and loose collar (27) are all made of insulating materials and are made, and the fixture (15) is made of conductive material.
6. a kind of lightning arrester of substation according to claim 1, it is characterised in that: the conductive pin (13) passes through Inner cavity (12), spring (17), limited block (18) and card slot (14) and conducting rod (10) are clamped, and the left end of the conductive pin (13) is passed through It wears hollow support column (2) and extends to the inside of card slot (14), the right end of the conductive pin (13) runs through and extends to fixed block (11) right side.
7. a kind of lightning arrester of substation according to claim 1, it is characterised in that: the insulation screen (7) It is not less than two centimetres with the thickness of dielectric layer (8).
CN201711182363.1A 2017-11-23 2017-11-23 A kind of lightning arrester of substation Active CN107732854B (en)

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KR20120086543A (en) * 2011-01-26 2012-08-03 한국전력공사 A grounding device having a single fastening screw
CN204885830U (en) * 2015-08-06 2015-12-16 北京欧地安科技有限公司 Lightnig protector
CN204793624U (en) * 2015-08-24 2015-11-18 李海裕 Lightning rod
CN205901071U (en) * 2016-08-22 2017-01-18 扬州华峰防雷新科技有限公司 It can current -limiting type lightning rod to become
CN206640285U (en) * 2017-04-20 2017-11-14 象山赛柏斯智能科技有限公司 A kind of power equipment lightning arrester

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