JPH0538326Y2 - - Google Patents
Info
- Publication number
- JPH0538326Y2 JPH0538326Y2 JP1986180418U JP18041886U JPH0538326Y2 JP H0538326 Y2 JPH0538326 Y2 JP H0538326Y2 JP 1986180418 U JP1986180418 U JP 1986180418U JP 18041886 U JP18041886 U JP 18041886U JP H0538326 Y2 JPH0538326 Y2 JP H0538326Y2
- Authority
- JP
- Japan
- Prior art keywords
- optical
- jack
- phototransistor
- optical connector
- electrical signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 59
- 239000013307 optical fiber Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims 4
- 239000000835 fiber Substances 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000007257 malfunction Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
Description
【考案の詳細な説明】
［考案の目的］
（産業上の利用分野）
本考案は光フアイバによる光通信ケーブルを接
続して電気信号に変換する光コネクタ装置に関す
る。[Detailed Description of the Invention] [Purpose of the Invention] (Field of Industrial Application) The present invention relates to an optical connector device that connects optical communication cables using optical fibers and converts them into electrical signals.
（従来の技術）
光通信ケーブルを接続して、この光通信ケーブ
ル中に設けられた光フアイバ内を通る光を電気信
号に変換するための光コネクタ装置は、従来は第
２図に示すように構成されていた。すなわち光通
信ケーブル１の端末に円筒状の光ジヤツク２が接
続されており、この光ジヤツク２内には光フアイ
バ３が貫通して設けられている。一方光コネクタ
４には前記光ジヤツク２が挿入される孔部５が形
成されており、この孔部５の底部にはフオトトラ
ンジスタ６が設けられている。また光ジヤツク２
を孔部５に挿入したとき光ジヤツク２の外周に形
成された溝部７と、光コネクタ４の孔部５の内周
面に装着された弾性リング状のロツクピン８とが
係合して固定されるようになつている。そして光
フアイバ中を通る光信号が前記フオトトランジス
タに伝達され、電気信号に変換されて端子９に導
通される。１０はアース端子である。(Prior Art) Conventionally, an optical connector device for connecting an optical communication cable and converting the light passing through the optical fiber provided in the optical communication cable into an electrical signal is as shown in Fig. 2. It was configured. That is, a cylindrical optical jack 2 is connected to the terminal of the optical communication cable 1, and an optical fiber 3 is provided to pass through the optical jack 2. On the other hand, the optical connector 4 has a hole 5 into which the optical jack 2 is inserted, and a phototransistor 6 is provided at the bottom of the hole 5. Also light jack 2
When inserted into the hole 5, the groove 7 formed on the outer circumference of the optical jack 2 and the elastic ring-shaped lock pin 8 attached to the inner circumference of the hole 5 of the optical connector 4 are engaged and fixed. It is becoming more and more common. The optical signal passing through the optical fiber is transmitted to the phototransistor, converted into an electrical signal, and electrically connected to the terminal 9. 10 is a ground terminal.
しかしながら上述の従来の光コネクタ装置によ
ると、光ジヤツク２を光コネクタ４の孔部５から
外した状態では、この孔部５の開口部から外部の
光が入射して、フオトトランジスタ６が誤動作を
するという問題があつた。 However, according to the conventional optical connector device described above, when the optical jack 2 is removed from the hole 5 of the optical connector 4, external light enters through the opening of the hole 5, causing the phototransistor 6 to malfunction. There was a problem.
（考案が解決しようとする問題点）
本考案は従来の光コネクタ装置において問題で
あつた光ジヤツクを光コネクタから外したとき
に、フオトトランジスタが外部の光によつて誤動
作するという問題を解決し、光ジヤツクを外した
ときの誤動作を防止できる光コネクタ装置を提供
することを目的とする。(Problems to be Solved by the Invention) The present invention solves the problem of conventional optical connector devices in which the phototransistor malfunctions due to external light when the optical jack is removed from the optical connector. An object of the present invention is to provide an optical connector device that can prevent malfunctions when an optical jack is removed.
［考案の構成］
（問題点を解決するための手段）
本考案は上記の目的を達成するために、光フア
イバが貫通して設けられた光ジヤツクと、この光
ジヤツクが挿入され、前記光フアイバを通つて導
入された光を検知して電気信号に変換するフオト
トランジスタが設けられた光コネクタとを具備し
た光コネクタ装置において、前記光ジヤツクを前
記光コネクタに挿入した時に前記電気信号回路を
閉じ、抜いた時に開くスイツチを前記光コネクタ
に設けたものである。[Structure of the invention] (Means for solving the problems) In order to achieve the above object, the present invention includes an optical jack through which an optical fiber is inserted, and an optical jack into which the optical fiber is inserted. and an optical connector provided with a phototransistor that detects light introduced through the optical connector and converts it into an electrical signal, wherein the electrical signal circuit is closed when the optical jack is inserted into the optical connector. , the optical connector is provided with a switch that opens when the optical connector is unplugged.
（作用）
上記の構造によると、光ジヤツクを光コネクタ
から抜いた時に、光コネクタの孔部に外部からの
光が入つても、フオトトランジスタの電気信号回
路が遮断されているので、誤動作をすることはな
い。(Function) According to the above structure, even if light from the outside enters the hole of the optical connector when the optical jack is unplugged from the optical connector, the phototransistor's electrical signal circuit is cut off, causing a malfunction. Never.
（実施例）
以下、本考案に係る光コネクタ装置の一実施例
を図面を参照して説明する。(Embodiment) Hereinafter, one embodiment of the optical connector device according to the present invention will be described with reference to the drawings.
第１図に本考案の一実施例を示す。この図にお
いて第２図に示す従来例と同一または同等部分に
は同一符号を付して示し、説明を省略する。本実
施例の特徴はフオトトランジスタ６と端子９とを
接続する回路中にスイツチ１１を設けた点にあ
る。このスイツチ１１は一端が光コネクタ４の孔
部５の底部５ａの内周面に固定された弾性板１１
ａと、この弾性板１１ａの他端に設けられた接点
１１ｂと、底部５ａの内周面に設けられ端子９と
接続された接点１１ｃとよりなつている。そして
弾性板１１ａの自由端には光ジヤツク２が挿入さ
れる孔部５内に突出する舌片１２が固定されてい
る。 FIG. 1 shows an embodiment of the present invention. In this figure, the same or equivalent parts as in the conventional example shown in FIG. 2 are designated by the same reference numerals, and the explanation thereof will be omitted. A feature of this embodiment is that a switch 11 is provided in the circuit connecting the phototransistor 6 and the terminal 9. This switch 11 is an elastic plate 11 whose one end is fixed to the inner peripheral surface of the bottom 5a of the hole 5 of the optical connector 4.
a, a contact 11b provided on the other end of the elastic plate 11a, and a contact 11c provided on the inner peripheral surface of the bottom 5a and connected to the terminal 9. A tongue piece 12 that projects into the hole 5 into which the optical jack 2 is inserted is fixed to the free end of the elastic plate 11a.
次に本実施例の作用及び効果を説明する。光ジ
ヤツク２を光コネクタ４から外した状態では、舌
片１２は孔部５内に突出しており、接点１１ｂと
接点１１ｃとは接触しておらず、フオトトランジ
スタ６の電気信号回路は遮断されている。従つて
孔部５から外光が入つてフオトトランジスタ６が
作動しても、電気信号は端子９には伝達されず誤
動作をすることはない。光ジヤツク２を光コネク
タ４の孔部５に挿入すると、光ジヤツク２は舌片
１２を押して接点１１ｂと接点１１ｃとが接触
し、電気信号は端子９に伝達される。 Next, the operation and effects of this embodiment will be explained. When the optical jack 2 is removed from the optical connector 4, the tongue piece 12 protrudes into the hole 5, the contacts 11b and 11c are not in contact, and the electrical signal circuit of the phototransistor 6 is cut off. There is. Therefore, even if external light enters through the hole 5 and the phototransistor 6 is activated, the electrical signal is not transmitted to the terminal 9 and no malfunction occurs. When the optical jack 2 is inserted into the hole 5 of the optical connector 4, the optical jack 2 pushes the tongue piece 12 so that the contacts 11b and 11c come into contact, and an electrical signal is transmitted to the terminal 9.
［考案の効果］
上述しようように本考案によれば、光ジヤツク
を光コネクタに挿入したときにのみフオトトラン
ジスタの電気信号を端子に導通し、外したときに
は電気信号が遮断されるようなスイツチを設けた
ので、光ジヤツクを外したときの外光による誤動
作を防止することができ、光コネクタ装置の信頼
性を向上させることができる。また、スイツチと
してはフオトトランジスタの出力を遮断あるいは
導出するように切り換え制御を行うだけのもので
あるので、光コネクタ内に一体に設けられた機械
的な簡単な構造のものでよく、それにより簡潔に
して確実な動作が得られるものである。[Effects of the invention] As described above, the invention provides a switch that conducts the electrical signal of the phototransistor to the terminal only when the optical jack is inserted into the optical connector, and cuts off the electrical signal when the optical jack is removed. With this provision, malfunctions due to external light when the optical jack is removed can be prevented, and the reliability of the optical connector device can be improved. In addition, since the switch only performs switching control to cut off or derive the output of the phototransistor, it can be of a simple mechanical structure that is integrated into the optical connector, making it simpler and simpler. This ensures reliable operation.
第１図は本考案に係る光コネクタ装置の一実施
例を示す分解縦断面図、第２図は従来の光コネク
タ装置を示す分解縦断面図である。
２……光ジヤツク、３……光フアイバ、４……
光コネクタ、６……フオトトランジスタ、１１…
…スイツチ。
FIG. 1 is an exploded longitudinal sectional view showing an embodiment of an optical connector device according to the present invention, and FIG. 2 is an exploded longitudinal sectional view showing a conventional optical connector device. 2... Optical jack, 3... Optical fiber, 4...
Optical connector, 6...Phototransistor, 11...
...Switch.
Claims (1)
フアイバを収容した光ジヤツクと、 この光ジヤツクが挿入される孔部と、この孔部
の後端に配置され前記光フアイバにより伝送され
る光信号を電気信号に変換するフオトトランジス
タと、一端がこのフオトトランジスタの電気信号
出力端に接続され自由端が前記孔部内に突出する
ように配置され前記光ジヤツクが前記孔部に挿入
されたときに当該光ジヤツクに押されて変位する
弾性を有する導電金属片でなるスイツチと、この
スイツチの導電金属片に対向して配置され、前記
光ジヤツクの挿入によつて変位した導電金属片と
接触して前記電気信号を外部に導出する出力端子
とでなる光コネクタとを具備したことを特徴とす
る光コネクタ装置。[Claims for Utility Model Registration] An optical jack provided at the tip of an optical cable and housing an optical fiber in the axial direction; a hole into which the optical jack is inserted; a phototransistor that converts an optical signal transmitted by a fiber into an electrical signal; one end of the phototransistor is connected to the electrical signal output end of the phototransistor, and the optical jack is disposed such that its free end protrudes into the hole; a switch made of a conductive metal piece with elasticity that is pushed and displaced by the optical jack when inserted into the switch; and a conductive metal piece disposed opposite to the conductive metal piece of the switch that is displaced by the insertion of the optical jack. An optical connector device comprising: an optical connector comprising an output terminal that contacts a metal piece and outputs the electrical signal to the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986180418U JPH0538326Y2 (en) | 1986-11-26 | 1986-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986180418U JPH0538326Y2 (en) | 1986-11-26 | 1986-11-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6386608U JPS6386608U (en) | 1988-06-06 |
| JPH0538326Y2 true JPH0538326Y2 (en) | 1993-09-28 |
Family
ID=31124357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986180418U Expired - Lifetime JPH0538326Y2 (en) | 1986-11-26 | 1986-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0538326Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9138250B2 (en) | 2006-04-24 | 2015-09-22 | Ethicon Endo-Surgery, Inc. | Medical instrument handle and medical instrument having a handle |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56165363A (en) * | 1980-05-23 | 1981-12-18 | Matsushita Electric Ind Co Ltd | Optical connector |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60152113U (en) * | 1984-03-21 | 1985-10-09 | 安藤電気株式会社 | Optical connector with switch |
| JPS60152114U (en) * | 1984-03-21 | 1985-10-09 | 安藤電気株式会社 | Optical connector with switch |
-
1986
- 1986-11-26 JP JP1986180418U patent/JPH0538326Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56165363A (en) * | 1980-05-23 | 1981-12-18 | Matsushita Electric Ind Co Ltd | Optical connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9138250B2 (en) | 2006-04-24 | 2015-09-22 | Ethicon Endo-Surgery, Inc. | Medical instrument handle and medical instrument having a handle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6386608U (en) | 1988-06-06 |
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