JPH1092242A - Arrester device - Google Patents
Arrester deviceInfo
- Publication number
- JPH1092242A JPH1092242A JP8240689A JP24068996A JPH1092242A JP H1092242 A JPH1092242 A JP H1092242A JP 8240689 A JP8240689 A JP 8240689A JP 24068996 A JP24068996 A JP 24068996A JP H1092242 A JPH1092242 A JP H1092242A
- Authority
- JP
- Japan
- Prior art keywords
- transmission
- lightning arrester
- distribution line
- suspension insulator
- arrester
- 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.)
- Granted
Links
Landscapes
- Thermistors And Varistors (AREA)
- Insulators (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は避雷装置に関し、詳
しくは、雷サージ等による異常電圧の発生時、送配電線
の周辺設備を雷サージ等から保護する避雷器を、送配電
線に設けられた懸垂碍子に取り付けた避雷装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lightning arrester, and more particularly to a lightning arrester provided on a transmission / distribution line for protecting peripheral equipment of the transmission / distribution line from lightning surge or the like when an abnormal voltage occurs due to a lightning surge or the like. The present invention relates to a lightning arrester attached to a suspension insulator.
【０００２】[0002]
【従来の技術】一般的に、高圧や特高の送配電線に設け
られた碍子付近への落雷時、雷サージ等による異常電圧
が発生した際、送配電線の周辺設備を雷サージ等から保
護するため、前述した碍子の接地側と課電側との間に避
雷器を取り付けている。2. Description of the Related Art In general, when lightning strikes near insulators provided on high-voltage or extra-high power transmission and distribution lines, when an abnormal voltage is generated due to lightning surges, etc. For protection, a lightning arrester is installed between the ground side and the power receiving side of the insulator.
【０００３】例えば、図２に示すように電鉄架線などの
送配電線１に設けられた懸垂碍子２，３には避雷器４が
取り付けれている。図示の場合、送配電線１と大地電位
間での耐圧を確保するために二つの懸垂碍子２，３が上
下方向に同軸上に配列され、送配電線１の揺れを吸収す
るため、課電側の送配電線１と懸垂碍子２との間、懸垂
碍子２，３の相互間、懸垂碍子３と接地側の架線支柱
〔図示せず〕間のそれぞれで枢軸を中心に揺動可能な連
結部５，６，７を設けている。For example, as shown in FIG. 2, a lightning arrester 4 is attached to suspension insulators 2 and 3 provided on a transmission / distribution line 1 such as an electric overhead line. In the case shown in the figure, two suspension insulators 2 and 3 are arranged coaxially in the vertical direction to secure a withstand voltage between the transmission and distribution line 1 and the ground potential. Connection between the transmission / distribution line 1 on the side and the suspension insulator 2, between the suspension insulators 2 and 3, and between the suspension insulator 3 and the overhead wire support column (not shown) on the ground side, respectively. Parts 5, 6, and 7 are provided.
【０００４】一方、避雷器４は、サージ電圧に対しては
低抵抗、送配電線１の通常の対地電圧に対しては高抵抗
を示す非直線性の電流電圧特性を有するＺｎＯ等からな
る限流素子〔図示せず〕を絶縁外被体８内に気密的に収
納した構造を有し、その絶縁外被体８の上下端に前記限
流素子と電気的に接続された課電側及び接地側端子９，
１０を導出したものである。On the other hand, the surge arrester 4 is a current limiting device made of ZnO or the like having a non-linear current-voltage characteristic showing a low resistance to a surge voltage and a high resistance to a normal ground voltage of the transmission and distribution line 1. A device (not shown) has a structure in which the device is hermetically housed in an insulating jacket 8, and the upper and lower ends of the insulating jacket 8 are electrically connected to the current limiting element and the power-supply side and the ground. Side terminal 9,
10 is derived.
【０００５】この避雷器４の接地側端子１０を取付金具
１１により上方に位置する懸垂碍子３に接続する。具体
的に、取付金具１１は、Ｃ字状の碍子抱持部１２と碍子
抱持部１２から一体的に延びる支持フレーム１３とから
なり、碍子抱持部１２をボルト及びナット１４，１５で
懸垂碍子３に締め付けて固定し、支持フレーム１３の先
端を避雷器４の接地側端子１０にボルト締めにより電気
的かつ機械的に接続して固定する。A ground terminal 10 of the lightning arrester 4 is connected to a suspension insulator 3 located above by a mounting bracket 11. Specifically, the mounting bracket 11 includes a C-shaped insulator holding portion 12 and a support frame 13 extending integrally from the insulator holding portion 12, and the insulator holding portion 12 is suspended by bolts and nuts 14, 15. The tip of the support frame 13 is electrically and mechanically connected and fixed to the ground terminal 10 of the arrester 4 by bolts.
【０００６】また、避雷器４の課電側端子９に先端Ｃ字
リング状のアークホーン１６を装着する。即ち、アーク
ホーン１６の基端部を避雷器４の課電側端子９にボルト
締めにより電気的かつ機械的に接続して固定し、アーク
ホーン１６のリング状先端部を、下方に位置する懸垂碍
子２の外周を囲繞するように送配電線１と平行に配置す
る。A C-shaped ring-shaped arc horn 16 is attached to the power application side terminal 9 of the lightning arrester 4. That is, the base end of the arc horn 16 is electrically and mechanically connected and fixed to the power-supply-side terminal 9 of the lightning arrester 4 by bolting, and the ring-shaped tip of the arc horn 16 is attached to the suspension insulator located below. 2 are arranged in parallel with the transmission and distribution line 1 so as to surround the outer periphery of the transmission line 2.
【０００７】この避雷装置では、雷サージ等による異常
電圧が発生すると、送配電線１の懸垂碍子２付近からフ
ラッシュオーバーしてアークホーン１６に捕捉され、避
雷器４の限流素子が低抵抗値となってこれを瞬時に大地
に逃がす。これにより、続流を抑制遮断して続流アーク
による断線等を防止する。一方、雷サージ等による異常
電圧が消滅すれば、避雷器４の限流素子が高抵抗値とな
って通常の対地電圧を遮断する。このような避雷器４の
限流素子による弁作用でもって、送配電線１の周辺設備
を雷サージ等から保護している。In this lightning arrester, when an abnormal voltage is generated due to a lightning surge or the like, the flashover from the vicinity of the suspension insulator 2 of the transmission and distribution line 1 is captured by the arc horn 16, and the current limiting element of the lightning arrester 4 has a low resistance value. And let this escape to the ground instantly. This suppresses and interrupts the continuation flow to prevent disconnection or the like due to the continuation arc. On the other hand, when the abnormal voltage due to the lightning surge disappears, the current limiting element of the surge arrester 4 has a high resistance value and cuts off the normal ground voltage. By the valve action of the current limiting element of the lightning arrester 4, the peripheral equipment of the transmission and distribution line 1 is protected from lightning surge and the like.
【０００８】[0008]
【発明が解決しようとする課題】しかしながら、前述し
た避雷装置は、避雷器４の接地側端子１０を懸垂碍子３
に固定し、その課電側端子９をフリーな状態とした構造
を有する。特に、避雷器４の課電側端子９に設けられた
アークホーン１６は、送配電線１の上方で懸垂碍子２の
外周を囲繞するようにリング状をなすため、アークホー
ン１６上での積雪による雪害の原因となる。However, in the lightning arrester described above, the ground terminal 10 of the lightning arrester 4 is connected to the suspension insulator 3.
And the power supply side terminal 9 is in a free state. In particular, since the arc horn 16 provided at the power-supply-side terminal 9 of the lightning arrester 4 is formed in a ring shape so as to surround the outer periphery of the suspension insulator 2 above the transmission and distribution line 1, the arc horn 16 is caused by snow on the arc horn 16. May cause snow damage.
【０００９】また、アークホーン１６のリング状先端部
は、送配電線１上の懸垂碍子２を迂回するように配置さ
れているため、送配電線１からアークホーン１６までの
直線距離が迂回する分だけ大きくなり、また、アークホ
ーン１６は避雷器４を介して下方に位置する懸垂碍子２
に取り付けられているので、懸垂碍子２が揺動状態にあ
ると、そのアークホーン１６と送配電線１との離隔距離
が不安定となり、雷サージ等による異常電圧の発生時、
送配電線１からのフラッシュオーバーをアークホーン１
６で捕捉しにくくなる。Further, the ring-shaped tip of the arc horn 16 is arranged so as to bypass the suspension insulator 2 on the transmission and distribution line 1, so that the linear distance from the transmission and distribution line 1 to the arc horn 16 is bypassed. In addition, the arc horn 16 is extended by the lightning arrester 4 so that
When the suspension insulator 2 is in a swinging state, the distance between the arc horn 16 and the transmission and distribution line 1 becomes unstable, and when an abnormal voltage is generated due to a lightning surge or the like,
Arc horn 1 for flashover from transmission and distribution line 1
6 makes it difficult to capture.
【００１０】そこで、本発明は上記問題点に鑑みて提案
されたもので、その目的とするところは、アークホーン
上での積雪を抑制し、雷サージ等による異常電圧の発生
時、送配電線からのフラッシュオーバーを確実にアーク
ホーンで捕捉し得る構造を有する避雷装置を提供するこ
とにある。Accordingly, the present invention has been proposed in view of the above-mentioned problems, and an object of the present invention is to suppress snow accumulation on an arc horn and to reduce the occurrence of abnormal voltage due to lightning surge or the like. An object of the present invention is to provide a lightning arrester having a structure capable of reliably catching flashover from a vehicle with an arc horn.
【００１１】[0011]
【課題を解決するための手段】上記目的を達成するため
の技術的手段として、本発明は、複数個の懸垂碍子を送
配電線と大地電位間に同軸上に配列させて相互に揺動自
在に連結し、非直線性の電流電圧特性を有する限流素子
が気密的に絶縁外被体内に収納された避雷器の接地側端
子を前記懸垂碍子に取り付けて接地接続し、前記避雷器
の課電側端子に、送配電線と気中間隙を介して対向する
アークホーンを取り付けた避雷装置において、前記送配
電線に揺動自在に直結された懸垂碍子に課電側取付金具
を装着し、その取付金具から延びる支持フレームの先端
に前記避雷器の課電側端子を電気的かつ機械的に接続し
て固定すると共に前記取付金具から延びる直状のアーク
ホーンを送配電線に沿って平行配置し、前記送配電線に
直結された懸垂碍子に連結した他の懸垂碍子に前記避雷
器の接地側端子をフレキシブル電線で接続したことを特
徴とする。As a technical means for achieving the above object, the present invention provides a plurality of suspension insulators which are coaxially arranged between a power transmission and distribution line and a ground potential and are mutually swingable. And a current limiting element having a non-linear current-voltage characteristic is airtightly attached to a grounding terminal of the lightning arrester housed in the insulating casing by attaching to a grounding terminal of the lightning arrester. In a lightning arrester having a terminal and an arc horn opposed to a transmission / distribution line via an air gap, a power-supply-side mounting bracket is mounted on a suspension insulator directly swingably connected to the transmission / distribution line. The power-supply-side terminal of the lightning arrester is electrically and mechanically connected and fixed to the tip of a support frame extending from the metal fitting, and a straight arc horn extending from the mounting metal is arranged in parallel along a transmission and distribution line, Suspension insulators directly connected to transmission and distribution lines Characterized in that the ground-side terminal of the surge arrester to the other suspension insulator coupled and connected by flexible wires to.
【００１２】[0012]
【発明の実施の形態】本発明の実施形態を図１に示して
説明する。尚、図２と同一部分には同一参照符号を付
す。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIG. The same parts as those in FIG. 2 are denoted by the same reference numerals.
【００１３】図１の実施形態における避雷装置は、同図
に示すように電鉄架線などの送配電線１に適用したもの
で、大地電位間での耐圧を確保するために上下方向に同
軸上に配列された二つの懸垂碍子２，３に避雷器４を設
けた構造を有し、送配電線１の揺れを吸収するため、課
電側の送配電線１と懸垂碍子２との間、懸垂碍子２，３
の相互間、懸垂碍子３と接地側の架線支柱〔図示せず〕
間のそれぞれで枢軸を中心に揺動可能な連結部５，６，
７を設ける。The lightning arrester in the embodiment of FIG. 1 is applied to a transmission / distribution line 1 such as an electric wire as shown in FIG. 1, and is coaxially arranged in the vertical direction in order to ensure a withstand voltage between ground potentials. It has a structure in which a lightning arrester 4 is provided on two arranged suspension insulators 2 and 3, and in order to absorb the shaking of the transmission and distribution line 1, a suspension insulator is provided between the transmission and distribution line 1 and the suspension insulator 2 on the power supply side. Two, three
, The suspension insulator 3 and the overhead wire support [not shown]
Connecting portions 5, 6, which can swing about a pivot axis in each of the
7 is provided.
【００１４】また、避雷器４は、従来と同様の構造を有
し、サージ電圧に対しては低抵抗、送配電線１の通常の
対地電圧に対しては高抵抗を示す非直線性の電流電圧特
性を有するＺｎＯ等からなる限流素子〔図示せず〕を絶
縁外被体８内に気密的に収納した構造を有し、その絶縁
外被体８の上下端に前記限流素子と電気的に接続された
課電側及び接地側端子９，１０を導出したものである。The lightning arrester 4 has the same structure as that of the prior art, and has a low resistance to a surge voltage and a high resistance to a normal ground voltage of the transmission and distribution line 1. It has a structure in which a current limiting element (not shown) made of ZnO or the like having characteristics is hermetically housed in an insulating jacket 8, and the upper and lower ends of the insulating jacket 8 are electrically connected to the current limiting element. And the power-supply-side and ground-side terminals 9 and 10 connected to the power supply side.
【００１５】この避雷装置では、送配電線１に揺動自在
に直結されて下方に位置する懸垂碍子２に課電側取付金
具１７を装着する。具体的に、この取付金具１７は、Ｃ
字状の碍子抱持部１８と、その碍子抱持部１８から一体
的に延びる支持フレーム１９と、前記碍子抱持部１８か
ら支持フレーム１９と１８０°反対方向へ延びる直状の
アークホーン２０とからなる。尚、アークホーン２０
は、棒状のものや帯板状のものなど、直状のものであれ
ば種々のものが可能である。In this lightning arrester, a power-supply-side mounting bracket 17 is mounted on a suspension insulator 2 which is directly swingably connected to the power transmission and distribution line 1 and is located below. Specifically, this mounting bracket 17 is C
An insulator holding portion 18 having a V-shape, a support frame 19 integrally extending from the insulator holding portion 18, and a straight arc horn 20 extending from the insulator holding portion 18 in a direction opposite to the support frame 19 by 180 °. Consists of In addition, arc horn 20
Various types can be used as long as they are straight, such as rods and strips.
【００１６】取付金具１７は、その碍子抱持部１８をボ
ルト及びナット２１，２２で懸垂碍子２に締め付けて固
定される。また、碍子抱持部１８から延びる支持フレー
ム１９の先端に避雷器４の課電側端子９をボルト締めに
より電気的かつ機械的に接続して固定する。更に、碍子
抱持部１８から延びるアークホーン２０を送配電線１に
沿って平行に配置する。The mounting bracket 17 is fixed to the suspension insulator 2 by tightening the insulator holding portion 18 with bolts and nuts 21 and 22. Further, the power-supply-side terminal 9 of the lightning arrester 4 is electrically and mechanically connected and fixed to the tip of a support frame 19 extending from the insulator holding portion 18 by bolting. Further, the arc horn 20 extending from the insulator holding portion 18 is arranged in parallel along the power transmission and distribution line 1.
【００１７】また、避雷器４の接地側端子１０を上方に
位置する懸垂碍子３にフレキシブル電線２３で接続す
る。具体的に、避雷器４の接地側端子１０にフレキシブ
ル電線２３の一端がボルト締めにより電気的かつ機械的
に接続されて固定され、懸垂碍子３の上方に位置する連
結部７にフレキシブル電線２３の他端が電気的かつ機械
的に接続される。尚、このフレキシブル電線２３の他端
は、懸垂碍子３の連結部７に固定状態で接続しても、或
いは、回動可能な状態で接続してもいずれでもよい。The ground terminal 10 of the lightning arrester 4 is connected to the suspension insulator 3 located above by a flexible electric wire 23. More specifically, one end of the flexible electric wire 23 is electrically and mechanically connected to and fixed to the ground terminal 10 of the lightning arrester 4 by bolting, and the flexible electric wire 23 is connected to the connecting portion 7 located above the suspension insulator 3. The ends are electrically and mechanically connected. The other end of the flexible electric wire 23 may be connected to the connecting portion 7 of the suspension 3 in a fixed state or may be connected in a rotatable state.
【００１８】また、このフレキシブル電線２３は、図示
の如く、懸垂碍子３に接近させて引き回す場合には、絶
縁被覆電線を使用することが好ましい。尚、フレキシブ
ル電線２３は、図示以外の姿勢で引き回すことが可能
で、例えば、避雷器４の接地側端子１０と懸垂碍子３間
で上方又は水平方向へ迂回するように引き回すようにし
てもよい。When the flexible electric wire 23 is drawn close to the suspension insulator 3 as shown in the figure, it is preferable to use an insulated wire. The flexible electric wire 23 can be routed in a position other than that shown in the figure. For example, the flexible electric wire 23 may be routed so as to detour upward or horizontally between the ground terminal 10 of the lightning arrester 4 and the suspension insulator 3.
【００１９】この避雷装置では、雷サージ等による異常
電圧が発生すると、送配電線１の懸垂碍子２付近からフ
ラッシュオーバーしてアークホーン２０に捕捉され、避
雷器４の限流素子が低抵抗値となってこれを瞬時に大地
に逃がす。これにより、続流を抑制遮断して続流アーク
による断線等を防止する。一方、雷サージ等による異常
電圧が消滅すれば、避雷器４の限流素子が高抵抗値とな
って通常の対地電圧を遮断する。このような避雷器４の
限流素子による弁作用でもって、送配電線１の周辺設備
を雷サージ等から保護している。In this lightning arrester, when an abnormal voltage is generated due to a lightning surge or the like, the flashover from the vicinity of the suspension insulator 2 of the transmission and distribution line 1 is captured by the arc horn 20, and the current limiting element of the lightning arrester 4 has a low resistance value. And let this escape to the ground instantly. This suppresses and interrupts the continuation flow to prevent disconnection or the like due to the continuation arc. On the other hand, when the abnormal voltage due to the lightning surge disappears, the current limiting element of the surge arrester 4 has a high resistance value and cuts off the normal ground voltage. By the valve action of the current limiting element of the lightning arrester 4, the peripheral equipment of the transmission and distribution line 1 is protected from lightning surge and the like.
【００２０】また、本発明の避雷装置では、避雷器４の
課電側端子９を取付金具１７の支持フレーム１９を介し
て送配電線１に直結された懸垂碍子２に固定し、その懸
垂碍子２に固定された取付金具１７から延びる直状のア
ークホーン２０を送配電線１に沿って平行に配置してい
るので、アークホーン２０の各部から送配電線１までの
距離がすべて一定となり、また、懸垂碍子２が揺動状態
にあっても、そのアークホーン２０と送配電線１との離
隔距離が安定しているので、雷サージ等による異常電圧
の発生時、送配電線１のいずれの箇所からフラッシュー
オーバーしても確実に捕捉することができる。In the lightning arrester of the present invention, the power-supply-side terminal 9 of the lightning arrester 4 is fixed to the suspension insulator 2 directly connected to the transmission and distribution line 1 via the support frame 19 of the mounting bracket 17, and the suspension insulator 2 Since the straight arc horns 20 extending from the mounting bracket 17 fixed to the power transmission and distribution line 1 are arranged in parallel along the power transmission and distribution line 1, the distances from the respective parts of the arc horn 20 to the transmission and distribution line 1 are all constant, and Even if the suspension insulator 2 is in a swinging state, the separation distance between the arc horn 20 and the transmission and distribution line 1 is stable. Even when flashing over from a location, it can be reliably captured.
【００２１】また、前述したアークホーン２０は、送配
電線１に沿って平行配置された直状のものであるため、
アークホーン２０上での積雪が抑制される。更に、上方
に位置する懸垂碍子３が揺動した場合であっても、前述
したようにフレキシブル電線２３でもって避雷器４と懸
垂碍子３とが連結されているため、そのフレキシブル電
線２３の変形により懸垂碍子３の揺動を吸収する。The above-mentioned arc horn 20 is a straight one arranged in parallel along the transmission and distribution line 1, so that
Snow on the arc horn 20 is suppressed. Furthermore, even if the suspension insulator 3 located above swings, the lightning arrester 4 and the suspension insulator 3 are connected by the flexible electric wire 23 as described above. Absorbs the swing of the insulator 3.
【００２２】[0022]
【発明の効果】本発明によれば、避雷器の課電側端子に
接続されたアークホーンを送配電線に直結された懸垂碍
子に固定しているので、懸垂碍子が静止状態又は揺動状
態のいずれであっても、アークホーンと送配電線との離
隔距離が一定に保持されるので、雷サージ等による異常
電圧の発生時、送配電線のいずれの箇所からフラッシュ
ーオーバーしても確実に捕捉することができ、簡単な構
造により、信頼性が高く安定した動作が得られる。According to the present invention, the arc horn connected to the power-supply-side terminal of the surge arrester is fixed to the suspension insulator directly connected to the power transmission and distribution line. In any case, the distance between the arc horn and the transmission / distribution line is kept constant, so if an abnormal voltage occurs due to lightning surge, etc., even if the flashover from any part of the transmission / distribution line, Reliable and stable operation can be obtained due to the capture and simple structure.
【００２３】また、アークホーンは、送配電線に沿って
平行配置された直状のものであるため、アークホーン上
での積雪が抑制されて雪害を未然に防止できる。更に、
避雷器の接地側端子と懸垂碍子とをフレキシブル電線で
連結したことにより、懸垂碍子が揺動状態にあっても、
そのフレキシブル電線の変形により懸垂碍子の揺動を吸
収できる。Further, since the arc horn is a straight one arranged in parallel along the power transmission and distribution line, snow accumulation on the arc horn can be suppressed and snow damage can be prevented. Furthermore,
By connecting the grounding terminal of the arrester and the suspension insulator with a flexible wire, even if the suspension insulator is in a swinging state,
The deformation of the flexible electric wire can absorb the swing of the suspension insulator.
【図１】本発明における避雷装置の一つの実施形態を示
す正面図FIG. 1 is a front view showing one embodiment of a lightning arrester according to the present invention.
【図２】避雷装置の従来例を示す正面図FIG. 2 is a front view showing a conventional example of a lightning arrester.
【符号の説明】 １ 送配電線 ２ 懸垂碍子 ３ 懸垂碍子 ４ 避雷器 ８ 絶縁外被体 ９ 課電側端子 １０ 接地側端子 １７ 課電側取付金具 １９ 支持フレーム ２０ アークホーン ２３ フレキシブル電線[Description of Signs] 1 Transmission / distribution line 2 Suspension insulator 3 Suspension insulator 4 Lightning arrester 8 Insulation jacket 9 Power receiving side terminal 10 Ground side terminal 17 Power receiving side mounting bracket 19 Support frame 20 Arc horn 23 Flexible electric wire
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 ＦＩ Ｈ０２Ｇ 13/00 Ｈ０２Ｇ 13/00 Ｄ (72)発明者 望月 秀規 東京都中央区日本橋本町４丁目９番１号 音羽電機工業株式会社東京支店内──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 6 Identification code FI H02G 13/00 H02G 13/00 D (72) Inventor Hidenori Mochizuki 4-9-1 Nihonbashi Honcho, Chuo-ku, Tokyo Otowa Electric Industrial Co., Ltd. Company Tokyo Branch
Claims (1)
間に同軸上に配列させて相互に揺動自在に連結し、非直
線性の電流電圧特性を有する限流素子が気密的に絶縁外
被体内に収納された避雷器の接地側端子を前記懸垂碍子
に取り付けて接地接続し、前記避雷器の課電側端子に、
送配電線と気中間隙を介して対向するアークホーンを取
り付けた避雷装置において、 前記送配電線に揺動自在に直結された懸垂碍子に課電側
取付金具を装着し、その取付金具から延びる支持フレー
ムの先端に前記避雷器の課電側端子を電気的かつ機械的
に接続して固定すると共に前記取付金具から延びる直状
のアークホーンを送配電線に沿って平行配置し、前記送
配電線に直結された懸垂碍子に連結した他の懸垂碍子に
前記避雷器の接地側端子をフレキシブル電線で接続した
ことを特徴とする避雷装置。A plurality of suspension insulators are coaxially arranged between a transmission / distribution line and a ground potential and connected to each other so as to be swingable, so that a current limiting element having a non-linear current-voltage characteristic is hermetically sealed. Attach the ground terminal of the lightning arrester housed in the insulating jacket to the suspension insulator and connect it to the ground, and to the power receiving side terminal of the lightning arrester,
In a lightning arrester equipped with an arc horn facing a transmission / distribution line via an air gap, a power application side mounting bracket is mounted on a suspension insulator directly swingably connected to the transmission / distribution line, and extends from the mounting bracket. The power-supply-side terminal of the lightning arrester is electrically and mechanically connected and fixed to the end of the support frame, and a straight arc horn extending from the mounting bracket is arranged in parallel along the power transmission and distribution line. A lightning arrester characterized in that a ground side terminal of the lightning arrester is connected by a flexible wire to another suspension insulator connected to a suspension insulator directly connected to the lightning arrester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24068996A JP3505044B2 (en) | 1996-09-11 | 1996-09-11 | Lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24068996A JP3505044B2 (en) | 1996-09-11 | 1996-09-11 | Lightning arrester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1092242A true JPH1092242A (en) | 1998-04-10 |
| JP3505044B2 JP3505044B2 (en) | 2004-03-08 |
Family
ID=17063250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24068996A Expired - Lifetime JP3505044B2 (en) | 1996-09-11 | 1996-09-11 | Lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3505044B2 (en) |
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| CN106300211A (en) * | 2016-08-11 | 2017-01-04 | 广西电网有限责任公司贺州供电局 | A kind of line terminal lightning protection method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628908A (en) * | 2012-04-29 | 2012-08-08 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Rapid detection method of valve-hall and valve-group lightning arrester and structure of same |
| CN106300211A (en) * | 2016-08-11 | 2017-01-04 | 广西电网有限责任公司贺州供电局 | A kind of line terminal lightning protection method |
| CN108134361A (en) * | 2018-02-08 | 2018-06-08 | 国网福建永春县供电有限公司 | A kind of arrester erecting device |
| CN108134361B (en) * | 2018-02-08 | 2024-03-26 | 国网福建永春县供电有限公司 | Arrester installation device |
| CN110277734A (en) * | 2019-07-30 | 2019-09-24 | 深圳市深华机电安装工程有限公司 | A kind of lightning protection device |
| KR102400886B1 (en) * | 2021-08-23 | 2022-05-24 | 주식회사 대덕 | Supporting Equipment For Overhead Transmissoin Lines |
| KR102400887B1 (en) * | 2021-08-27 | 2022-05-24 | 주식회사 대덕 | Equipment For Supporting Overhead Transmissoin Lines |
| KR102348870B1 (en) * | 2021-09-03 | 2022-01-11 | 주식회사 대윤엔지니어링 | Equipment For Fixing Overhead Transmissoin Lines |
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|---|---|
| JP3505044B2 (en) | 2004-03-08 |
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