JPH04194809A - Multifiber optical connector - Google Patents
Multifiber optical connectorInfo
- Publication number
- JPH04194809A JPH04194809A JP32015590A JP32015590A JPH04194809A JP H04194809 A JPH04194809 A JP H04194809A JP 32015590 A JP32015590 A JP 32015590A JP 32015590 A JP32015590 A JP 32015590A JP H04194809 A JPH04194809 A JP H04194809A
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- optical
- hole
- fiber tape
- connector
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 21
- 239000013307 optical fiber Substances 0.000 claims abstract description 43
- 238000003780 insertion Methods 0.000 claims abstract description 12
- 230000037431 insertion Effects 0.000 claims abstract description 12
- 239000000835 fiber Substances 0.000 abstract description 14
- 239000000853 adhesive Substances 0.000 abstract description 4
- 230000001070 adhesive effect Effects 0.000 abstract description 4
- 239000011148 porous material Substances 0.000 abstract description 4
- 238000005192 partition Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、光ファイバ心線を複数本配設した多心光コ
ネクタに係り、特に光ファイバ心線を立体配設した高密
度実装に好適な多心光コネクタに関するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a multi-core optical connector in which a plurality of optical fibers are arranged, and is particularly suitable for high-density packaging in which optical fibers are arranged in three dimensions. The present invention relates to a multi-core optical connector.
近年、光通信システムにおける情報伝達量の増加に伴い
光通信伝送用光ファイバ同士の接続を図る光コネクタに
も１個当りの接続回線数増大の要請が高まっており、そ
の結果光コネクタに取付ける光ファイバ心線の高密度化
が試みられている。In recent years, with the increase in the amount of information transmitted in optical communication systems, there has been a growing demand for an increase in the number of connection lines per optical connector, which connects optical fibers for optical communication transmission. Attempts are being made to increase the density of fiber cores.
このような事情から、例えば第４図に示すような、多心
光ファイバを複数層上下に積層させ多心−括接続する光
コネクタ１００が開発されている。Under these circumstances, an optical connector 100 has been developed, for example as shown in FIG. 4, in which a plurality of multi-core optical fibers are stacked one above the other to connect multiple fibers together.
〔解決しようとする課題し
ところが、このような多心光コネクタにあっては、まず
、光ファイバテープ先端部の被覆をはがした後に、各光
ファイバ心線を７エルール内の光ファイバ心線挿入用細
孔１０１ （第４図参照）に取付けるが、その細孔１０
１の径は非常に小径であるためこの取付作業はかなり作
業性が低いものである。また、元々細孔に挿入・積層さ
せる各光ファイバテープがプラスチック樹脂等で薄板状
に形成されており形状的に変形し易いので、これら各層
の光ファイバテープを正しく位置決めさせて取付けるの
が相当困難であり、問題になっている。[The problem to be solved is that in such a multi-fiber optical connector, first, after removing the coating from the tip of the optical fiber tape, each optical fiber is connected to the optical fiber within the 7 errule. It is attached to the insertion hole 101 (see Figure 4), but the hole 10
Since the diameter of No. 1 is very small, the workability of this installation work is quite low. In addition, each optical fiber tape to be inserted into the pores and stacked is originally formed into a thin plate shape of plastic resin, etc., and is easily deformed in shape, so it is quite difficult to correctly position and install each layer of optical fiber tape. and is a problem.
そこで、この、発明は、上記した問題に鑑み、各層毎に
正しく位置決めした状態で光ファイバテープを取付ける
ことができる多心光コネクタを提供することを目的とす
るものである。SUMMARY OF THE INVENTION In view of the above-mentioned problems, it is an object of the present invention to provide a multi-fiber optical connector to which optical fiber tapes can be attached with each layer being correctly positioned.
即ち、この発明は、光ファイバ心線を複数本並列的に配
設した光ファイバテープを、ケーシングの背面から正面
まで貫通して開口した挿入孔内に積層し立体配設する多
心光コネクタにおいて、前記挿入孔が複数に仕切られた
分割孔から構成され、この分割孔に前記光ファイバテー
プを別々に挿入して取付けたものである。That is, the present invention provides a multi-core optical connector in which optical fiber tapes each having a plurality of optical fibers arranged in parallel are stacked and three-dimensionally arranged in an insertion hole that penetrates from the back side to the front side of a casing. , the insertion hole is composed of a plurality of divided holes, and the optical fiber tapes are separately inserted and attached to the divided holes.
この発明の多心光コネクタは、挿入孔が複数に仕切られ
た分割孔から構成されており、これらの各分割孔毎に光
ファイバテープを挿入させることによって、各層の光フ
ァイバ心線を正確な位置決め状態で取付けることができ
る。The multi-fiber optical connector of the present invention consists of an insertion hole divided into a plurality of divided holes, and by inserting an optical fiber tape into each of these divided holes, the optical fiber cores of each layer can be accurately connected. Can be installed in position.
以下、この発明の一実施例について添付図面を参照しな
がら説明する。An embodiment of the present invention will be described below with reference to the accompanying drawings.
第１図はこの発明に係る多心光コネクタを示すものであ
り、この多心光コネクタは、突き合わせ側の端面Ａに複
数（Ｎ個）の光ファイバ心線挿入用細孔３ａの列が複数
層（Ｍ個）形成されて１．）る。FIG. 1 shows a multi-fiber optical connector according to the present invention, and this multi-fiber optical connector has a plurality of rows of a plurality (N) of optical fiber insertion holes 3a on the end face A on the butting side. Layers (M pieces) are formed 1. ).
−刀先ファイバテープ２はこの正面Ａとは反対側の背面
Ｂから挿入するが、その背面Ｂにはケーシング１に実装
しようとする光ファイバテープ２（第２図参照）と同数
（Ｍ個）に仕切みれた分割孔３が形成されており、この
分割孔３内を先端部の被覆が除去された光ファイバテー
プ２がガイドされながら、その光ファイバテープ２先端
側の光ファイバ心線がコネクタ先端の光ファイ／Ｘ、ｉ
−線挿入用細孔３ａに差し込まれるようになっている。- The tip fiber tape 2 is inserted from the back side B opposite to the front side A, and the same number (M pieces) as the optical fiber tapes 2 to be mounted on the casing 1 (see Figure 2) are inserted into the back side B. A split hole 3 is formed, and while the optical fiber tape 2 with the tip end coating removed is guided through the split hole 3, the optical fiber core wire on the tip side of the optical fiber tape 2 is connected to the connector. Optical fiber at the tip/X, i
- It is designed to be inserted into the wire insertion hole 3a.
なお、図中符号４は、互いに突合せ接続しようとする多
心光コネクタ位置決約用の嵌合ピン（図略）が挿入され
る嵌合孔、５は所定位置に立体配設した光ファイバテー
プ２をケーシング１に固定させるための接着剤が滴下さ
れる孔を示すものであり、最下段の仕切り壁まで貫通し
ている。In addition, the reference numeral 4 in the figure is a fitting hole into which a fitting pin (not shown) for determining the position of multi-fiber optical connectors to be butt-connected to each other is inserted, and 5 is an optical fiber tape three-dimensionally arranged at a predetermined position. 2 to the casing 1 through which the adhesive is dripped, and extends to the lowest partition wall.
光ファイバテープ２は、この実施例ではＮ本の光ファイ
バ心線を配設したＮ芯先ファイバテープが使用されてい
る。In this embodiment, the optical fiber tape 2 is an N-core fiber tape in which N optical fibers are arranged.
分割孔３は、ケーシング１の背面Ｂから正面Ａまで貫通
して形成されており、従来の挿入孔において上下方向に
（Ｍ−１＞個の仕切り壁を設けることによってＭ個の分
割孔３を形成した構成となっているので、Ｍ本の光ファ
イバテープを棚状に取付けることができる。なおこれら
仕切り壁は光ファイバテープ２とコネクタを取付けるゴ
ムブーツを嵌挿するた約にコネクタ長よりも幾分か短か
く形成されている。The dividing hole 3 is formed to penetrate from the back side B to the front side A of the casing 1, and in the conventional insertion hole, M dividing holes 3 are formed by providing (M-1> partition walls) in the vertical direction. Since the configuration is such that M optical fiber tapes can be installed in a shelf-like manner, these partition walls have a length that is several times longer than the connector length in order to fit the optical fiber tape 2 and the rubber boot for attaching the connector. It is formed with a short length.
従って、この実施例によれば、各分割孔３に１個ずつ光
ファイバテープ２を挿入して接着剤で固着させることに
より、第３図に示すようにＮ心の光ファイバテープ２を
Ｍ層所定位置に正しく位置決めして取付けることができ
、ＭＸＮ心の多心光ファイバコネクタとなる。Therefore, according to this embodiment, by inserting one optical fiber tape 2 into each dividing hole 3 and fixing it with an adhesive, the optical fiber tape 2 with N fibers is formed into M layers as shown in FIG. It can be correctly positioned and installed in a predetermined position, making it an MXN multi-core optical fiber connector.
以上説明してきたように、この発明に係る多心光コネク
タによれば、挿入孔が複数に仕切られた分割孔から構成
されており、これらの各分割孔に光ファイバテープを挿
入させることによって各光ファイバテープが所定位置に
正しく積層できるので、光ファイバを正確に位置決めし
た状態で高密度実装することができる。As explained above, according to the multi-fiber optical connector according to the present invention, the insertion hole is composed of a plurality of divided holes, and by inserting an optical fiber tape into each of these divided holes, each Since the optical fiber tapes can be stacked correctly at predetermined positions, high-density packaging can be achieved with the optical fibers accurately positioned.
第１図はこの発明に係る多心光コネクタを示す斜視図、
第２図は第１図におけるＩ−Ｉ矢視断面図、第３図は第
１図に示す多心光コネクタを示す背面図、第４図は従来
型の多心光コネクタを示す背面図である。
２−・・光ファイバテープ、
１・・・ケーシング、
３・・・分割孔、
３ａ・・・挿入細孔。
畠願人藤倉電線株式会社FIG. 1 is a perspective view showing a multi-core optical connector according to the present invention;
Figure 2 is a sectional view taken along the line I-I in Figure 1, Figure 3 is a rear view of the multi-core optical connector shown in Figure 1, and Figure 4 is a rear view of a conventional multi-core optical connector. be. 2-... Optical fiber tape, 1... Casing, 3... Divided hole, 3a... Insertion pore. Ganto Hatake Fujikura Electric Wire Co., Ltd.
Claims (1)
バテープ（２）を、ケーシング（１）の背面から正面ま
で貫通して開口した挿入孔内に積層し立体配設する多心
光コネクタにおいて、前記挿入孔が複数に仕切られた分
割孔（３）から構成され、この分割孔（３）に前記光フ
ァイバテープ（２）を別々に挿入して取付けたことを特
徴とする多心光コネクタ。1. A multi-core optical system in which optical fiber tape (2), in which multiple optical fibers are arranged in parallel, is stacked and three-dimensionally arranged in an insertion hole that penetrates from the back side to the front side of the casing (1). In the connector, the insertion hole is composed of a plurality of divided holes (3), and the optical fiber tape (2) is separately inserted and attached to the divided holes (3). optical connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2320155A JP2714877B2 (en) | 1990-11-22 | 1990-11-22 | Multi-core optical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2320155A JP2714877B2 (en) | 1990-11-22 | 1990-11-22 | Multi-core optical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04194809A true JPH04194809A (en) | 1992-07-14 |
| JP2714877B2 JP2714877B2 (en) | 1998-02-16 |
Family
ID=18118323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2320155A Expired - Fee Related JP2714877B2 (en) | 1990-11-22 | 1990-11-22 | Multi-core optical connector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2714877B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003004984A (en) * | 2001-06-20 | 2003-01-08 | Furukawa Electric Co Ltd:The | Optical connector ferrule and its manufacturing method, and optical connector and its assembling method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60135912A (en) * | 1983-12-26 | 1985-07-19 | Furukawa Electric Co Ltd:The | Optical cable connector |
-
1990
- 1990-11-22 JP JP2320155A patent/JP2714877B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60135912A (en) * | 1983-12-26 | 1985-07-19 | Furukawa Electric Co Ltd:The | Optical cable connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003004984A (en) * | 2001-06-20 | 2003-01-08 | Furukawa Electric Co Ltd:The | Optical connector ferrule and its manufacturing method, and optical connector and its assembling method |
| JP4550322B2 (en) * | 2001-06-20 | 2010-09-22 | 古河電気工業株式会社 | Optical connector ferrule and method for manufacturing the same, optical connector and method for assembling the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2714877B2 (en) | 1998-02-16 |
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Legal Events
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|---|---|---|---|
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Free format text: PAYMENT UNTIL: 20081107 Year of fee payment: 11 |
|
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