JPH0270211A - Optical signal type monitor for electric line and connector therefor - Google Patents
Optical signal type monitor for electric line and connector thereforInfo
- Publication number
- JPH0270211A JPH0270211A JP63219511A JP21951188A JPH0270211A JP H0270211 A JPH0270211 A JP H0270211A JP 63219511 A JP63219511 A JP 63219511A JP 21951188 A JP21951188 A JP 21951188A JP H0270211 A JPH0270211 A JP H0270211A
- Authority
- JP
- Japan
- Prior art keywords
- optical signal
- optical
- light emitting
- connector
- circuit
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 60
- 239000013307 optical fiber Substances 0.000 claims abstract description 19
- 238000012545 processing Methods 0.000 claims abstract description 9
- 238000012806 monitoring device Methods 0.000 claims description 19
- 239000012212 insulator Substances 0.000 abstract description 12
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 8
- 229910000679 solder Inorganic materials 0.000 description 7
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Electric Cable Installation (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
この発明は、地絡事故などを探知するための電線路の光
信号式監視装置とそのコネクタに関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an optical signal type monitoring device for electrical lines for detecting ground faults and the like, and its connector.
［従来の技術］
電線路における光信号式監視装置は、電線に設けた碍子
形センサを光ファイバ線を介して系統内の子局である制
御ボックスに接続してセンサからの入力信号を演算処理
し、親局である変電所や営業所が子局と交信して線路状
況を監視している。[Prior art] Optical signal type monitoring equipment for electric lines connects an insulator sensor installed on the electric line to a control box, which is a slave station in the system, via an optical fiber line, and processes input signals from the sensor. The parent station, such as a substation or sales office, communicates with the slave stations and monitors the track conditions.
前記において、碍子形センサは光センサを内蔵し、その
センサの光ファイバ線が光コネクタによってυ制御ボッ
クスに接続されている。In the above, the insulator type sensor has a built-in optical sensor, and the optical fiber line of the sensor is connected to the υ control box by an optical connector.
［発明が解決しようとする問題点］
前記光コネクタは、接触部が汚れて光信号の伝達を低下
させないために接続の際に接触部を清浄にする必要があ
り、また、湿気や水分が付着して透光率が低下しないよ
う防水構造になっているので取扱いが面倒で作業性が悪
かった。この発明は、以上の問題点を解決して光信号が
劣化せず、また、取扱いが簡便な電線路の光信号式監視
装置とそのコネクタの提供を目的とする。[Problems to be Solved by the Invention] In the optical connector, it is necessary to clean the contact part at the time of connection in order to prevent the contact part from becoming dirty and reducing optical signal transmission. Since it has a waterproof structure to prevent the light transmittance from decreasing, it is difficult to handle and has poor workability. SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and provide an optical signal monitoring device for electrical lines and its connector, which does not cause deterioration of optical signals and is easy to handle.
［課題を解決するための手段１
前記の問題点を解決するために、この発明ではセンサの
光フフイバ線に発光回路と光信号処理回路とを一対に接
続するとともにこの両回路を電気的に分割するコネクタ
を設ける手段をとる。[Means for Solving the Problems 1] In order to solve the above problems, the present invention connects a light emitting circuit and an optical signal processing circuit as a pair to the optical fiber wire of the sensor, and electrically divides the two circuits. Take measures to provide a connector that
また、］ネクタは、絶縁容器内で光ファイバ線に発光素
子と受光素子とを固着し、絶縁容器を貫通して設けた電
気接触子に両回路を接続して光信号回路と電気回路間の
接触部を一体に容器内に封入する手段をとる。In addition, the connector is a connector that connects an optical signal circuit and an electric circuit by fixing a light emitting element and a light receiving element to an optical fiber line within an insulating container, and connecting both circuits to an electrical contact provided through the insulating container. Measures are taken to encapsulate the contact part in a container.
さらに、コネクタは、前記に加えて受光素子と電気接触
子との間にパワアンプを介装する手段をとる。Furthermore, in addition to the above, the connector takes means for interposing a power amplifier between the light receiving element and the electric contact.
し作用］
この発明の光信号式監視装置は、光センサに接続した発
光回路と光信号処理回路とを電気的に開開するコネクタ
を設けてそれぞれ分割し、このコネクタによって光セン
サの光信号回路を電気回路に直接に接続し、光信号の伝
達が外部の条件に影響されないので接続部における光信
号の損失が防止される。[Operation] The optical signal type monitoring device of the present invention separates the light emitting circuit and the optical signal processing circuit connected to the optical sensor by providing a connector that electrically opens and opens the optical signal circuit of the optical sensor. is directly connected to the electrical circuit, and the transmission of the optical signal is not affected by external conditions, thus preventing loss of the optical signal at the connection.
コネクタは、絶縁容器内で光ファイバ線に発光素子と受
光素子を固着し、絶縁容器を貫通して設けた電気接触子
に接続して光信号回路と電気回路間の接触部を封入して
いるので光信号の損失や変動を防止し、かつ簡便に電気
回路に接続できる。A connector has a light-emitting element and a light-receiving element fixed to an optical fiber line within an insulating container, and is connected to an electrical contact provided through the insulating container, thereby enclosing the contact between the optical signal circuit and the electrical circuit. This prevents loss and fluctuation of optical signals and allows easy connection to electrical circuits.
また、受光素子と電気接触子間にパワアンプを設けたコ
ネクタでは、前記の作用に加えてセンサからの入力信号
のＳ／Ｎ比を高め、信号処理の精度を高める。Furthermore, in a connector in which a power amplifier is provided between a light receiving element and an electric contact, in addition to the above-mentioned effect, the S/N ratio of the input signal from the sensor is increased, and the accuracy of signal processing is improved.
［実施例１
以下に、この発明を具体化した実施例を図面に基づいて
詳細に説明する。[Embodiment 1] Hereinafter, an embodiment embodying the present invention will be described in detail based on the drawings.
この発明の光信号式監視装置は、第７図に示すように、
電柱１の腕金２上の碍子３に支持した電線４に設けた碍
子形センサ５と、電柱１の下方に設けたｔｉｎ ｔＩｌ
ボックス９とをもってなり、碍子形センサ５は内部に設
けた光センサ６に接続した光ファイバ線７とその先端に
設けたコネクタ８とを介して制御ボックス９に接続され
ている。The optical signal type monitoring device of this invention, as shown in FIG.
An insulator type sensor 5 installed on an electric wire 4 supported by an insulator 3 on a cross arm 2 of a utility pole 1, and a tin tIl installed below the utility pole 1.
The insulator type sensor 5 is connected to the control box 9 via an optical fiber line 7 connected to an optical sensor 6 provided inside and a connector 8 provided at the tip thereof.
前記において、碍子形センサ５が検出した線路からの入
力信号はｔｌ制御ボックス９内で演算され、親局である
変電所や営業所では通信線１０により制御ボックス９の
出力信号を受信することにより線路における地絡事故な
どの発注を監視している。In the above, the input signal from the line detected by the insulator sensor 5 is calculated in the TL control box 9, and the substation or business office that is the master station receives the output signal of the control box 9 via the communication line 10. It monitors orders for ground faults and other accidents on railway lines.
光信号式監視装置は、第１図に示すように、前記碍子形
センサ５に内蔵した光センサ６に発光素子である発光ダ
イオード（ＬＥＤ）１１と、受光素子であるフォトダイ
オード（ＰＤ）１４とを光ファイバ線７を介して一対に
接続するとともにこの画素子１１．１４に接続して電気
接触子１２゜１３．１５．１６を設けて一方の検出ユニ
ット（Ｊｌを構成し、この検出ユニットＵ１を他方の制
御ユニットＵ２に接続している。As shown in FIG. 1, the optical signal type monitoring device includes a light sensor 6 built into the insulator type sensor 5, a light emitting diode (LED) 11 as a light emitting element, and a photodiode (PD) 14 as a light receiving element. are connected to the pixel element 11.14 in a pair via the optical fiber line 7, and electrical contacts 12, 13, 15, and 16 are provided to constitute one detection unit (Jl), and this detection unit U1 is connected to the other control unit U2.
制御ユニットＵ２は、前記発光ダイオード１１を駆動し
て発光させる起動回路１７、前記フォトダイオード１４
が出力する電気信号を増幅するパワアンプ１８及び入力
信号を処理する演算回路１９とともに前記起動回路１７
とパワアンプ１８に電力を供給する電源装置２０を設け
て前記制御ボックス９内に収蔵している。The control unit U2 includes a starting circuit 17 for driving the light emitting diode 11 to emit light, and a starting circuit 17 for driving the light emitting diode 11 to emit light;
The starting circuit 17 together with the power amplifier 18 that amplifies the electrical signal output by the power amplifier 18 and the arithmetic circuit 19 that processes the input signal
A power supply device 20 for supplying power to the power amplifier 18 is provided and housed in the control box 9.
また、この制御ユニットＵ２には、前記検出ユニットＵ
１側の電気接触子１２，１３．１５．１６にそれぞれ対
応して電気接触子２１，２２，２４．２５を設けるとと
もに前記演算回路１９に親局への信号出力端子２３を設
けて前記通信線１０に接続している。The control unit U2 also includes the detection unit U.
Electrical contacts 21, 22, 24.25 are provided corresponding to the electrical contacts 12, 13, 15. Connected to 10.
すなわち、この発明の光信号式監視装置では、発光回路
へである検出ユニットＵ１における発光ダイオ”−ド１
１と制御ユニットＵ２における起動回路１７とを両ユニ
ットＵ１とＵ２に分割して配置し、また、光信号処理回
路Ｂである検出ユニットＵ１におけるフォトダイオード
１４と制御ユニットＵ２における演剪回路１９とを同じ
く両ユニットＵ１とＵ２に分割して配置し、さらに、両
ユニットＵ１．Ｕ２間にそれぞれ電気接触子１２゜１３
．１５．１６と２１．２２，２４．２５とを設けて両ユ
ニットｔＪ１．ＬＪ２間を電気開閉可能に構成している
。That is, in the optical signal type monitoring device of the present invention, the light emitting diode 1 in the detection unit U1, which is the light emitting circuit, is connected to the light emitting circuit.
1 and the starting circuit 17 in the control unit U2 are divided into both units U1 and U2, and the photodiode 14 in the detection unit U1, which is the optical signal processing circuit B, and the pruning circuit 19 in the control unit U2 are arranged separately. Similarly, both units U1 and U2 are arranged separately, and furthermore, both units U1. Electrical contacts 12°13 between U2 respectively
．． 15.16, 21.22, 24.25 are provided, and both units tJ1. The LJ2 is configured to be electrically openable and closable.
次に、この発明の光信号式監視装置の作用を説明する。Next, the operation of the optical signal type monitoring device of the present invention will be explained.
一方の発光回路Δでは、起動回路１７によって発光ダイ
オード１１が駆動されて発光し、光信号パワが光ファイ
バ線７を介して光センサ６に供給され、線路の電線４か
らの磁界あるいは電界により前記光信号パワが光センサ
６内で変調されて光ファイバ線７を介して他方の光信号
処理回路Ｂでフォトダイオード１４へ入力して電気信号
に変換される。この電気信号は、さらに、パワアンプ１
８で増幅されて演算回路１９に入力し、この演算回路１
９で演算、解析されて線路の電流あるいは電圧が測定さ
れる。In one light emitting circuit Δ, the light emitting diode 11 is driven by the starting circuit 17 to emit light, and optical signal power is supplied to the optical sensor 6 via the optical fiber line 7, and the magnetic field or electric field from the electric wire 4 of the track causes the The optical signal power is modulated within the optical sensor 6, inputted to the photodiode 14 in the other optical signal processing circuit B via the optical fiber line 7, and converted into an electrical signal. This electrical signal is further transmitted to the power amplifier 1
8 and input to the arithmetic circuit 19.
9, the line current or voltage is measured by calculation and analysis.
したがって、三相電線路では、各相の電線４に設けた光
センサ６の信号を合成して零相電流や零相電圧を測定す
ることにより地絡事故を探知できる。Therefore, in a three-phase electric line, a ground fault can be detected by combining the signals of the optical sensors 6 provided on the electric wires 4 of each phase and measuring the zero-sequence current and zero-sequence voltage.
この発明では、前記のように発光回路Ａと光信＠処理回
路Ｂとをそれぞれ検出ユニットＵ１側と制御ユニットＵ
２側に分割して設け、両ユニットｔＪ１．Ｕ２間に光コ
ネクタを用いず電気コネクタで開閉可能にしているので
、光信号の損失や変動が防止される。In this invention, as described above, the light emitting circuit A and the optical signal processing circuit B are connected to the detection unit U1 side and the control unit U side, respectively.
Both units tJ1. Since the connection between U2 is made openable and closable by an electrical connector without using an optical connector, loss and fluctuation of the optical signal can be prevented.
さらに、監視装置の他の実施例は、第２図に示すように
、前記フォトダイオード１４に直列にパワアンプ２６を
設けて検出ユニットＵ１を構成し、制御ユニットＵ２か
ら前記パワアンプ１８を削除するとともに両ユニットｕ
ｉ、Ｕ２間に前記電源装ｕ２０とパワアンプ２６とを接
続する一対の電気接触子２７．２８を設けている。Furthermore, as shown in FIG. 2, in another embodiment of the monitoring device, a power amplifier 26 is provided in series with the photodiode 14 to form the detection unit U1, and the power amplifier 18 is removed from the control unit U2. unit u
A pair of electrical contacts 27 and 28 are provided between U2 and U2 to connect the power supply device u20 and the power amplifier 26.
なお、その他の構成については前例と同じであり、作用
もほぼ同様であるから説明を省略する。Note that the other configurations are the same as those in the previous example, and the operations are also substantially the same, so the explanation will be omitted.
以上、この発明の光信号式監視装置について説明したが
、つづいて、この光信号式監視装置に用いる具体的なコ
ネクタについて説明する。The optical signal type monitoring device of the present invention has been described above, and next, a specific connector used in this optical signal type monitoring device will be described.
コネクタ３０は、第３図、第４図及び第５図に示すよう
に、センサの光ケーブル３１をびん形の絶縁容器３２の
一方の開口部３２ａから引き入れ、光ファイバ線３１ａ
をそれぞれ発光ダイオード３３とフォトダイオード３４
とに接続している。As shown in FIGS. 3, 4, and 5, the connector 30 pulls in the optical cable 31 of the sensor from one opening 32a of a bottle-shaped insulating container 32, and connects the optical fiber line 31a.
a light emitting diode 33 and a photodiode 34, respectively.
is connected to.
前記間口部３２ａは、その外側に設けたねじ部３２ｂに
キャップ３５のねじ部３５ａを締めつけ固定してパツキ
ン３６と座板３７を介して封塞し、また、他方の開口部
３２ｃはその内側に設けたねじ部３２ｄにプラスチック
などの絶縁蓋３８のねじ部３８ａを締めつけ固定して封
塞している。The opening part 32a is sealed by tightening and fixing the threaded part 35a of the cap 35 to the threaded part 32b provided on the outside thereof through the gasket 36 and the seat plate 37, and the other opening part 32c is closed on the inside thereof. A threaded portion 38a of an insulating lid 38 made of plastic or the like is tightened and fixed to the provided threaded portion 32d to seal it.
前記絶縁［３８には凹部３８ｂ 、３８ｃを設けて発光
ダイオード３３とフォトダイオード３４のそれぞれ一半
を嵌装するとともに絶縁Ｍ３８と一体に固設したシンプ
ル３９にビス４０止めして固定している。The insulator [38] is provided with recesses 38b and 38c, into which one half of the light emitting diode 33 and one half of the photodiode 34 are fitted, and are fixed to a simple 39 that is fixed integrally with the insulator M38 by screws 40.
凹部３８ｂ、３８Ｃに設けた小凹部３８ｄ、３８ｅは後
述するハンダ４３の受は口である。The small recesses 38d and 38e provided in the recesses 38b and 38C serve as openings for receiving solder 43, which will be described later.
さらに、絶縁蓋３８には前記小凹部３８ｄ、３８ｅの底
面から貫通して外部へ突出する棒状の電気接触子４１．
４２を埋設固定してその内端部に設けたリード線差込口
４１ａ 、４２ａに前記発光ダイオード３３とフォトダ
イオード３４のリード３３ａ、３４ａをハンダ４３で接
続している。Further, the insulating lid 38 has a rod-shaped electric contact 41 that penetrates from the bottom surface of the small recesses 38d and 38e and projects to the outside.
The leads 33a and 34a of the light emitting diode 33 and the photodiode 34 are connected by solder 43 to lead wire insertion ports 41a and 42a provided at the inner ends of the light emitting diode 33 and the photodiode 34, respectively.
さらに、絶縁容器３２の空隙には、ゴムやゲル状シリコ
ン樹脂などの絶縁物４４を充填して浸水や吸湿防止を図
ることが望ましい。Furthermore, it is desirable to fill the void in the insulating container 32 with an insulating material 44 such as rubber or gel-like silicone resin to prevent water intrusion and moisture absorption.
なお、コネクタの組み立てにおいては、先ず電気接触子
４１．４２のリード線差込口４１ａ、４２８に溶融した
ハンダ４３を注入し、発光ダイオード３３．フォトダイ
オード３４のリード３３ａ。In assembling the connector, first, melted solder 43 is injected into the lead wire insertion ports 41a, 428 of the electrical contacts 41.42, and then the light emitting diodes 33. Lead 33a of photodiode 34.
３４ａを前記ハンダ４３中に浸漬して接続するとともに
発光ダイオード３３とフォトダイオード３４をシンプル
３９にビス４ｏで締めっけて絶縁蓋３８に固定する。34a is immersed in the solder 43 and connected, and the light emitting diode 33 and photodiode 34 are fastened to the simple 39 with screws 4o and fixed to the insulating lid 38.
なお、リード３３ａ 、３４ａの浸漬で溢れたハンダ４
３は前記小凹部３８ｄ 、３８ｅに溜まる。Note that the solder 4 overflowing due to the immersion of the leads 33a and 34a
3 accumulates in the small recesses 38d and 38e.
次に、光ケーブル３１を絶縁容器３２に引き込み、光フ
ァイバ線３１ａを発光ダイオード３３とフォトダイオー
ド３４に固着するとともに絶縁蓋３８を絶縁容器３２に
嵌合させ、締めつけて固定する。螺合部分には接着剤を
塗布するがその他のシール剤を介装して気密を保持させ
る。Next, the optical cable 31 is drawn into the insulating container 32, the optical fiber wire 31a is fixed to the light emitting diode 33 and the photodiode 34, and the insulating lid 38 is fitted into the insulating container 32 and is tightened and fixed. Adhesive is applied to the threaded portion, but other sealant is interposed to maintain airtightness.
次に、光ケープ３１を引き込んだ開口部３２ａから絶縁
物４４を注入して空隙部を充填し、前記キレツブ３５を
パツキン３６と座板３７を挿着して絶縁容器３２に締め
つけ固定する。Next, an insulator 44 is injected into the opening 32a through which the optical cape 31 is pulled in to fill the gap, and the break 35 is fastened and fixed to the insulating container 32 by inserting the gasket 36 and the seat plate 37.
次に、コネクタの作用について説明する。Next, the function of the connector will be explained.
前記にＪ３いて、コネクタ３０は絶縁容器３２内に光フ
ァイバ線３１ａと発光ダイオード３３及びフォトダオー
ド３４とを接続した光信号回路と発光ダイオード３３及
びフォトダイオード３４と電気接触子４１．４２とを接
続した電気回路との接触部を一体に封入して光センサを
電気的に接続できるようにしたので、光信号回路の接続
部が外部に露出せず、したがって、接触部に汚れや、水
分あるいは湿気が付着しないので光信号の損失や変動を
防止でき、かつ、電気コネクタと同様簡便に取扱いでき
る。In J3, the connector 30 connects an optical fiber line 31a, a light emitting diode 33, and a photodiode 34 in an insulating container 32, an optical signal circuit, a light emitting diode 33, a photodiode 34, and electrical contacts 41 and 42. Since the optical sensor can be electrically connected by enclosing the contact part with the connected electric circuit, the connection part of the optical signal circuit is not exposed to the outside, and therefore the contact part is free from dirt, moisture, and Since moisture does not adhere to it, loss and fluctuation of optical signals can be prevented, and it can be easily handled like electrical connectors.
次に、コネクタの他の実施例を第６図に基づいて説明す
る。Next, another embodiment of the connector will be described based on FIG. 6.
このコネクタは、絶縁蓋４５に設けた凹部４５ａにパワ
アンプ４６の一半を嵌装して設ける。This connector is provided by fitting one half of the power amplifier 46 into a recess 45a provided in the insulating cover 45.
パワアン７４６の一方のリード４６ａと絶縁蓋４５に固
設した電気接触子４２は前記実施例と同様にハンダ４３
で接続する。The electric contact 42 fixed to one lead 46a of the power amplifier 746 and the insulating lid 45 is connected to the solder 43 as in the previous embodiment.
Connect with.
パワアンプ４６には絶縁スペーサ４７を介装してフォト
ダイオード３４を重ね、絶縁スペーサ４７に固設したシ
ンプル４８のリード線差込口４８ａに溶融したハンダ４
３を注入し、パワアンプ４６の他方のリード４６ｂとフ
ォトダイオード３４のリード３４ａを同時に接続する。The photodiode 34 is stacked on the power amplifier 46 with an insulating spacer 47 interposed therebetween, and the molten solder 4 is inserted into the lead wire insertion port 48a of the simple 48 fixed to the insulating spacer 47.
3, and the other lead 46b of the power amplifier 46 and the lead 34a of the photodiode 34 are connected at the same time.
パワアンプ４６．絶縁スペーサ４７及びフォトダイオー
ド３４は前記絶縁Ｍ４５に固着したシンプル３９にボル
ト４９により一括に締めつけ固定する。Power amplifier 46. The insulating spacer 47 and the photodiode 34 are fixed together by tightening bolts 49 to the simple 39 fixed to the insulating M45.
その他は前例のコネクタと同様に実施し、作用も同様で
あるが、この実施例ではフォトダイオード３４と電気接
触子４２との間にパワアンプ４６を直列に設けて、フォ
トダイオード３４からの出力信号を増幅できるので後続
回路への信号伝達が安定し、信号処理の信頼性が向上す
る。The other parts are the same as the connectors in the previous example, and the operation is also the same, but in this embodiment, a power amplifier 46 is provided in series between the photodiode 34 and the electrical contact 42, and the output signal from the photodiode 34 is Since it can be amplified, signal transmission to subsequent circuits is stabilized, and the reliability of signal processing is improved.
［発明の効果コ
以上詳細に説明したように、この発明の光信号式監視装
置とそのコネクタは光センサと光ファイバ線による光信
号回路を電気回路へ接続できるようにしたので、接続部
における光信号の損失や変動がなく信頼性を高めるとと
もにコネクタの取扱いが簡単によって作業性が向上する
効果がある。[Effects of the Invention] As explained in detail above, the optical signal type monitoring device and its connector of the present invention are capable of connecting the optical signal circuit using the optical sensor and the optical fiber line to the electric circuit, so that the optical There is no signal loss or fluctuation, which increases reliability, and the connector is easy to handle, which improves work efficiency.
第１図はこの発明の光信号式監視装置の検出ユニットと
１１制御ユニツトを示すブロック図、第２図は同じく監
視装置の別の実施例を示すブロック図、第３図はこの発
明の光信号式監視装置のコネクタを示す正断面図、第４
図は第３図のＡ−Ａ線における断面図、第５図は同じく
第３図の要部を示す断面図、第６図は同じくコネクタの
別の実施例を示す部分正断面図、第７図はこの発明の光
信号式監視装置を電線路に取りつけた状態を示す斜視図
である。
４・・・Ｍ線、５・・・碍子形センサ、６・・・光セン
サ、７・・・光ファイバ線、８・・・コネクタ、９・・
・制御ボックス、１１・・・発光素子としての発光ダイ
オード、１２．１３・・・電気接触子、１４・・・受光
素子としてのフォトダイオード、１５．１６・・・電気
接触子、１７・・・起動回路、１８・・・パワアンプ、
１９・・・演算回路、２０・・・電源装置、２１，２２
，２４．２５・・・電気接触子、２６・・・パワアンプ
、３１・・・光ケーブル、３１ａ・・・光ファイバ線、
３２・・・絶縁容器、３３・・・発光ダイオード、３４
・・・フォトダイオード、３８・・・パワアンプ、４１
．４２・・・電気接触子、４５・・・絶縁蓋、４６・・
・パワアンプ、４７・・・絶縁スペーサ。
特許出願人 日本碍子 株式会社
代 理 人 弁 理 士 恩１） 博
宣１０ヂ
２図
＋ＯｆFIG. 1 is a block diagram showing a detection unit and 11 control units of the optical signal type monitoring device of the present invention, FIG. 2 is a block diagram showing another embodiment of the monitoring device, and FIG. 3 is a block diagram showing the optical signal monitoring device of the present invention. Front sectional view showing the connector of the type monitoring device, No. 4
The figure is a sectional view taken along the line A-A in FIG. 3, FIG. 5 is a sectional view showing the main part of FIG. 3, FIG. The figure is a perspective view showing a state in which the optical signal type monitoring device of the present invention is attached to an electric line. 4... M line, 5... Insulator type sensor, 6... Optical sensor, 7... Optical fiber line, 8... Connector, 9...
- Control box, 11... Light emitting diode as a light emitting element, 12.13... Electrical contact, 14... Photodiode as a light receiving element, 15.16... Electrical contact, 17... Starting circuit, 18... power amplifier,
19... Arithmetic circuit, 20... Power supply device, 21, 22
, 24.25... Electric contact, 26... Power amplifier, 31... Optical cable, 31a... Optical fiber line,
32... Insulating container, 33... Light emitting diode, 34
...Photodiode, 38...Power amplifier, 41
．． 42... Electric contact, 45... Insulating lid, 46...
・Power amplifier, 47...Insulating spacer. Patent applicant: Nippon Insulator Co., Ltd. Agent: Patent attorney On 1) Hironobu 10-2 Fig.
Claims (1)
とを一対に接続するとともにこの両回路を電気的に分割
してコネクタを設けたことを特徴とする電線路の光信号
式監視装置。 ２、絶縁容器内に引き入れた光ファイバ線に発光素子と
受光素子とを固着し、画素子を前記絶縁容器に貫通して
設けた電気接触子に接続して光信号回路と電気回路間の
接触部を一体に容器内に封入した第１請求項の光信号式
監視装置のコネクタ。 ３、受光素子と電気接触子との間にパワアンプを介装し
た第２請求項の光信号式監視装置のコネクタ。[Claims] 1. An electric line characterized in that a light emitting circuit and an optical signal processing circuit are connected as a pair to an optical fiber line of a sensor, and both circuits are electrically divided and a connector is provided. Optical signal type monitoring device. 2. A light emitting element and a light receiving element are fixed to an optical fiber line drawn into an insulating container, and the pixel element is connected to an electric contact provided through the insulating container to establish contact between the optical signal circuit and the electric circuit. 2. A connector for an optical signal type monitoring device according to claim 1, wherein said part is integrally enclosed in a container. 3. A connector for an optical signal type monitoring device according to claim 2, wherein a power amplifier is interposed between the light receiving element and the electric contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63219511A JPH0270211A (en) | 1988-08-31 | 1988-08-31 | Optical signal type monitor for electric line and connector therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63219511A JPH0270211A (en) | 1988-08-31 | 1988-08-31 | Optical signal type monitor for electric line and connector therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0270211A true JPH0270211A (en) | 1990-03-09 |
Family
ID=16736610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63219511A Pending JPH0270211A (en) | 1988-08-31 | 1988-08-31 | Optical signal type monitor for electric line and connector therefor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0270211A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62128462A (en) * | 1985-11-29 | 1987-06-10 | 株式会社日立製作所 | Active connector with built-in optical transmission module |
| JPS6351010A (en) * | 1986-08-20 | 1988-03-04 | 中部電力株式会社 | Insulator for current detection |
| JPS63148211A (en) * | 1986-12-12 | 1988-06-21 | Shinko Electric Co Ltd | Connector for optical data transmission |
-
1988
- 1988-08-31 JP JP63219511A patent/JPH0270211A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62128462A (en) * | 1985-11-29 | 1987-06-10 | 株式会社日立製作所 | Active connector with built-in optical transmission module |
| JPS6351010A (en) * | 1986-08-20 | 1988-03-04 | 中部電力株式会社 | Insulator for current detection |
| JPS63148211A (en) * | 1986-12-12 | 1988-06-21 | Shinko Electric Co Ltd | Connector for optical data transmission |
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