JPS58211724A - Connector for optical fiber - Google Patents
Connector for optical fiberInfo
- Publication number
- JPS58211724A JPS58211724A JP9476182A JP9476182A JPS58211724A JP S58211724 A JPS58211724 A JP S58211724A JP 9476182 A JP9476182 A JP 9476182A JP 9476182 A JP9476182 A JP 9476182A JP S58211724 A JPS58211724 A JP S58211724A
- Authority
- JP
- Japan
- Prior art keywords
- ferrule
- housing
- optical fiber
- sleeve
- locking
- 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
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3874—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
Abstract
Description
【発明の詳細な説明】
本発明は、光フアイバー線用コネクタに関し、光フアイ
バー線を収容するフェルールのロック機構と、光フアイ
バー線接続の重要なポイントである端面接触圧の確保機
構とを同時に果し得るようにしだものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an optical fiber connector that simultaneously achieves a locking mechanism for a ferrule that accommodates an optical fiber wire and a mechanism for ensuring end face contact pressure, which is an important point in connecting an optical fiber wire. It is something that can be done.
従来、光フアイバー線用コネクタ（以下、単に光コネク
タという）としては、第５図のようなものが提案されて
いる。この光コネクタムは、相互にロック手段１１Ｌ、
１２Ｌを有するリセプタクルハウジング１１とプラグノ
ｈウジング１２とより成り、該ハウジング１１，１２に
夫々光フアイバー線１３を収容した接触子１４．１５を
挿着して芯合せ用ブッシング１６を介して接続し、光フ
アイバー線１３の芯線１３１Ｌの端面接触Ｑ」接触子１
４゜１５に巻装したコイルスプリング１Ｔにより行って
いる。Conventionally, as an optical fiber connector (hereinafter simply referred to as an optical connector), a connector as shown in FIG. 5 has been proposed. This optical connector includes a mutual locking means 11L,
It consists of a receptacle housing 11 having a diameter of 12L and a plug housing 12, and contacts 14 and 15 each containing an optical fiber wire 13 are inserted into the housings 11 and 12 and connected via a centering bushing 16, End surface contact Q of core wire 131L of optical fiber wire 13 Contactor 1
This is done using a coil spring 1T wound around 4°15.
このように、従来の光コネクタではノ・ウジング１１．
１２間のロック機構（１１１Ｌ、１２ａ）と芯線の端面
接触圧を確保する機構とはそれぞれ別部品により分離し
た構成であり、従って部品点数が増えてその接続に用す
る手間がか＼す、全体としてコストアップになる等の欠
点があった。In this way, conventional optical connectors suffer from 11.
The locking mechanism (111L, 12a) between the 12 parts and the mechanism for ensuring the contact pressure on the end surface of the core wire are separate parts, so the number of parts increases and the time and effort required to connect them increases. However, there were drawbacks such as increased costs.
本発明はか＼る欠点を解消するためになされたもので、
光フアイバー線を保護収容するフェルールを有するハウ
ジングを利用して、これにロック作用と端面接触子の確
保作用の二つの機能をもたせ、以って部品点数の削減及
び接続作業の労力を軽減し、全体として製造及び組＼χ
に要するコストを低減しうる光コネクタを提供すること
を目的とする。The present invention was made in order to eliminate these drawbacks.
By using a housing with a ferrule that protects and accommodates the optical fiber wire, it has two functions: a locking function and an end face contact securing function, thereby reducing the number of parts and the labor of connection work. Manufactured and assembled as a whole
An object of the present invention is to provide an optical connector that can reduce the cost required.
以Ｆ１本発明の一実施例を図面と共に説明する。An embodiment of the F1 invention will be described below with reference to the drawings.
第１，２図において、１は光フアイバー線Ｂに対する調
芯用の精密スリーブであり、外周中央に環状溝１＆を凹
設し、両端に拡大径のフェルール接続部１ｂが段付形成
されている。２は光フアイバー線８をスリーブ１に接続
するだめの・・ウジングで、その本体部２−ａの前端に
フェルール３及びチャック状に分割された複数のロック
アーム４が突設され、後端に嵌合凸部２ｂが突設されて
いる。In Figures 1 and 2, 1 is a precision sleeve for alignment with respect to the optical fiber wire B, which has an annular groove 1& formed in the center of its outer periphery, and stepped ferrule connection portions 1b with enlarged diameter at both ends. . Reference numeral 2 denotes a housing for connecting the optical fiber wire 8 to the sleeve 1. A ferrule 3 and a plurality of lock arms 4 divided into chucks are protruded from the front end of the main body 2-a, and a plurality of lock arms 4 divided into chucks are provided at the rear end. A fitting convex portion 2b is provided in a protruding manner.
また、外周にローレット５ａ付きのロックカバー５がス
ライド自在に套装されている。ロックアーム４はフェル
ール３の外周後半部を囲ｍｔ−るように形成されており
、先端部内側には前後をテーパ状−と−し−た係止爪４
ａを突設する一方、外周は前後をテーパー面４ｂ、４ｃ
とした緩やかな山形に形成しである。６は光フアイバー
線の屈曲や座屈を防電するブーツで、本体部６乙の前方
に前記嵌合凸部２ｂｌＣｉする嵌合凹部６ｂが形成され
、外周後半部は肩部７を介して径が縮少するテーパ状に
形ＩＪ＋２１されてハる。そして、これらのスリーブ１
、ハウジング２及びロックカバー５は硬質プラスチック
で、またブーツ６は可撓性を有する軟質プラスチックで
形成されている。Further, a lock cover 5 with knurling 5a is slidably attached to the outer periphery. The lock arm 4 is formed to surround the rear half of the outer circumference of the ferrule 3, and has a locking pawl 4 tapered at the front and back inside the tip.
a protrudingly provided, while the outer periphery has tapered surfaces 4b and 4c on the front and back.
It is formed into a gentle mountain shape. Reference numeral 6 denotes a boot that electrically prevents bending and buckling of the optical fiber wire, and a fitting recess 6b is formed in front of the main body part 6B to fit the fitting convex part 2blCi, and the rear half of the outer periphery is connected to the diameter via the shoulder part 7. It is shaped like IJ+21 in a tapered shape that reduces. And these sleeves 1
, the housing 2 and the lock cover 5 are made of hard plastic, and the boot 6 is made of flexible soft plastic.
次に、光コネクタの組立及び光フアイバー線の接続につ
いて説明する。Next, the assembly of the optical connector and the connection of the optical fiber wire will be explained.
先ず、ハウジング２の嵌合凸部２ｂをブーツ６の嵌合凹
部６ｂに嵌込んで、超音波溶着或いは接着剤等により両
者を連結し、ノ・ウジング２のロックアーム４側から口
、フカパー５を外挿する。First, the fitting convex part 2b of the housing 2 is fitted into the fitting concave part 6b of the boot 6, and the two are connected by ultrasonic welding or adhesive. Extrapolate.
次いで、ブーツ６及びハウジング２の内孔に光フアイバ
ー線８を挿入し、フェルール３の先端より該線８を突出
させ、その先端を軸線と垂直に裁断し、芯線の端面を研
磨する。Next, the optical fiber wire 8 is inserted into the inner hole of the boot 6 and the housing 2, the wire 8 is made to protrude from the tip of the ferrule 3, the tip is cut perpendicular to the axis, and the end face of the core wire is polished.
この状態で、スリーブ１の一端側からその内孔１ＣＫ光
フアイバー線８を挿着したフェルール３を挿入し、ハウ
ジング２を前方に押圧すれば、複数のロックアーム４は
フェルール接続部１ｂの外周に、ａって拡開されつつ前
進し、係止爪４ａが項犬＠１＆に達するに及んで複数の
ロックアーム４が挟まり、第１段のロックがなされる。In this state, if the ferrule 3 with the optical fiber wire 8 inserted into the inner hole 1CK is inserted from one end side of the sleeve 1 and the housing 2 is pushed forward, the plurality of lock arms 4 will be attached to the outer periphery of the ferrule connection part 1b. , a, and move forward while being expanded, and when the locking claw 4a reaches the chin dog @1&, the plurality of lock arms 4 are caught, and the first stage of locking is performed.
次いで、ロックカバー５を前方にスライドさせれば、ロ
ックアーム４のテーパー面４０に沿って滑らかにＮｉｌ
進し、カバー内面のテーパー面５ｂ。Next, by sliding the lock cover 5 forward, the Ni
Tapered surface 5b on the inner surface of the cover.
５０に該アーム４のテーパー面４ｂ、４０とがそれぞれ
整合して第２段のロックがなされる。50 and the tapered surfaces 4b and 40 of the arm 4 are aligned with each other to achieve the second stage of locking.
次いで、スリーブ１の他端側から上記と同様に光フアイ
バー線８を挿着したフェルール３を挿入、ロックすれば
、対向する二本の光フアイバー線Ｂ。Next, by inserting and locking the ferrule 3 into which the optical fiber wire 8 has been inserted from the other end of the sleeve 1 in the same manner as described above, the two opposing optical fiber wires B are separated.
８の接続が完ＪＬ、フェルール３ないしノ・ウジフグ２
０２段ロックと光フアイバー線８，８の端面接触とが同
時に達成される。また、ロック解除の際には、ロックカ
バー５をブーツ６側に引戻せばよく、肩部１に衝合して
抜は出しが防止される。8 connection is complete JL, ferrule 3 or no Ujifugu 2
02 stage locking and end face contact of the optical fiber wires 8, 8 are achieved simultaneously. Furthermore, when unlocking, the lock cover 5 only has to be pulled back toward the boot 6 side, and the lock cover 5 abuts against the shoulder portion 1 and is prevented from being pulled out.
第３図は本発明の他の実施例を示し、前記スリーブ１と
フェルール３間及びロックアーム４とロックカバー５間
のロック轡構を変えたものである。FIG. 3 shows another embodiment of the present invention, in which the lock mechanism between the sleeve 1 and the ferrule 3 and between the lock arm 4 and the lock cover 5 is changed.
即ち、ハウジング２′とブーツ６′の接続部外周に亘っ
てロックカバー５′に対する環状スライド溝９を凹設し
、該溝９のハウジング２′側に凹設した環状溝９ａに０
−リング１０の嵌着時において、該リング１０の外周面
がスライド溝９の面より突出する如く構成する。そして
、ロックカバー５′の後端部には、ロックアーム４′と
０−リング１０間に位置するストッパ壁５ ａ ／を周
設する一方、スリーブ１の環状溝１ａの両端部にはロッ
クアーム４′の係止爪４＆に対するテーパー面１ｄを設
ける。That is, an annular slide groove 9 for the lock cover 5' is recessed over the outer periphery of the connecting portion between the housing 2' and the boot 6', and a groove 9a is recessed into the annular groove 9a recessed on the housing 2' side of the groove 9.
- When the ring 10 is fitted, the outer peripheral surface of the ring 10 is configured to protrude from the surface of the slide groove 9. A stopper wall 5a/ located between the lock arm 4' and the O-ring 10 is provided around the rear end of the lock cover 5', while a lock arm is provided at both ends of the annular groove 1a of the sleeve 1. A tapered surface 1d is provided for the locking claw 4& of 4'.
この場合しこは、前記と同様にスリーブ１の内孔１Ｃに
フェルール３を挿入してロックアーム４′を第３図のよ
う（℃スリーブ１のフェルール接続部１ｂに嵌め込んだ
状態（第３図）で、ロックカバー５′を前方にスライド
させれば、該カバー５′の前進と共にロックアーム４′
が締め付けられると共に１その係止爪４ａのテーパー面
がスリーブ１におけるテーパー面１ｄに係合するので、
スリ−ブ１は第４図の矢線の如くハウジング２′側に引
込まれ、そ、７）結果とし゛Ｃ光ファイバー線８，８は
午に前進し端面接触圧が高まり、より確実な接１売が達
成される。同時に、目ツクカバー５′のストッパ壁５ａ
′は０〜リング１０を乗抄越えてスライド溝９の端面に
衝合してＭ記と同様に二段ロックされる。In this case, the ferrule 3 is inserted into the inner hole 1C of the sleeve 1 in the same way as described above, and the lock arm 4' is inserted into the ferrule connection part 1b of the sleeve 1 as shown in FIG. ), when the lock cover 5' is slid forward, the lock arm 4' moves forward as the cover 5' moves forward.
is tightened, and the tapered surface of the locking pawl 4a engages with the tapered surface 1d of the sleeve 1.
The sleeve 1 is drawn into the housing 2' as shown by the arrow in Fig. 4, and as a result, the optical fiber lines 8, 8 move forward, increasing the contact pressure on the end faces and ensuring a more reliable connection. is achieved. At the same time, the stopper wall 5a of the eye cover 5'
' passes over the 0 to ring 10 and abuts against the end face of the slide groove 9, and is locked in two stages as in the case of M.
以上は、両端に７工ルール接続部を段付形成した調芯用
スリーブの両側にフェルールを有するハウジングを嵌合
口ツタする例について説明したが、光フアイバー線とそ
の受光素子等との接続の場合には、該受光素子を収容す
るハ・クジングにフェルールに対するスリーブを段付形
成すればよい。Above, we have described an example in which a housing with ferrules on both sides of an alignment sleeve with stepped 7-way rule connection parts formed on both ends is fitted into a fitting opening, but in the case of connecting an optical fiber wire and its light receiving element, etc. In this case, a sleeve for the ferrule may be formed in a stepped manner on the housing that accommodates the light-receiving element.
本発明は上記したように、少なくとも一側に段部を有す
る光フアイバー線の調芯用スリーブと、該スリ−ブに嵌
合ロックされるフェルールを有するハウジングとより成
り、該ハウジングは本体部の前方に前記段部に係合する
チャック状に分割された複数のロックアームを備え、後
方に光フアイバー線の屈曲等を防止するブーツが連結さ
れると共に、前記ハウジングの外周にはロックアームに
対するロックカバーがスライド自在に套装されているも
のであり、フェルールは前方のロックアームによりスリ
ーブとロックされ、該口、ファームはロックカバーによ
りロックされるという二段ロック作用を有し、更にロッ
クカバーを前方へスライドさせることにより光フアイバ
ー線の端面接触圧を確保するという作用を果すものであ
り、その接続作業も簡単で部品点数も削減するから、全
体としてコストの安い光コネクタを提供することができ
る。As described above, the present invention comprises a sleeve for aligning an optical fiber wire having a stepped portion on at least one side, and a housing having a ferrule that is fitted and locked into the sleeve. A plurality of lock arms divided into chucks that engage with the stepped portion are provided at the front, a boot is connected to the rear to prevent bending of the optical fiber wire, and a lock for the lock arms is provided on the outer periphery of the housing. The cover is slidably fitted, and the ferrule is locked to the sleeve by the lock arm at the front, and the opening and firmness are locked by the lock cover, which has a two-step locking action. By sliding the optical fiber wire toward the end surface, the contact pressure on the end surface of the optical fiber wire is ensured, and the connection work is simple and the number of parts is reduced, so an optical connector can be provided at a low cost overall.
第１図は本発明に係る光フアイバー線用コネクタの分解
斜視図、第２図・はその組立状態の装部縦断面図、第３
図は本発明の他の実施例を示す要部縦断面図、第４図は
その組立状態の要部縦断面図、第５図は従来例の説明用
である。
１・・・・・・調芯用スリーブ、
１ａ・・・環状溝、
１ｂ・・・フェルール接続部、
２．２′・・・ハウジング、
３・・・・・・フェルール、
４．４′・ ロックアーム・、
５．５′・・・ロックカバー、
６．６′・・・ブーツ。
特許出願人 矢崎総業株式会社
第３図Fig. 1 is an exploded perspective view of an optical fiber connector according to the present invention, Fig. 2 is a vertical sectional view of the connector in an assembled state, and Fig. 3
The drawings are longitudinal cross-sectional views of main parts showing another embodiment of the present invention, FIG. 4 is a longitudinal cross-sectional view of main parts in an assembled state, and FIG. 5 is for explaining a conventional example. DESCRIPTION OF SYMBOLS 1... Alignment sleeve, 1a... Annular groove, 1b... Ferrule connection part, 2.2'... Housing, 3... Ferrule, 4.4'. Lock arm, 5.5'...Lock cover, 6.6'...Boot. Patent applicant Yazaki Sogyo Co., Ltd. Figure 3
Claims (1)
スリーブと、該スリーブに嵌合ロックされるフェルール
を有するノ・ウジングとより成り、該ハウジング１４本
体部の前方に前記段部に係合するチャック状に分割され
た複数のロックアームを備え、後方に光フアイバー線の
屈曲等を防止するブーツが連結されると共に、前記・・
ウジングの外周にはロックアームに対する口、フカパー
がスライド自在に套装されていることを特徴とする光フ
アイバー線用コネクタ。It consists of a sleeve for aligning the optical fiber wire, which has a step on at least one side, and a nozzle, which has a ferrule that is fitted and locked into the sleeve, and which engages with the step at the front of the main body of the housing 14. It is equipped with a plurality of lock arms divided into chuck-like parts, and a boot for preventing bending of the optical fiber wire is connected to the rear.
An optical fiber connector characterized by having a port for a lock arm and a hook that can be slid freely on the outer periphery of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9476182A JPS58211724A (en) | 1982-06-04 | 1982-06-04 | Connector for optical fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9476182A JPS58211724A (en) | 1982-06-04 | 1982-06-04 | Connector for optical fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58211724A true JPS58211724A (en) | 1983-12-09 |
Family
ID=14119080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9476182A Pending JPS58211724A (en) | 1982-06-04 | 1982-06-04 | Connector for optical fiber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58211724A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS606104U (en) * | 1983-06-23 | 1985-01-17 | 富士通株式会社 | optical connector |
| JPS6199111A (en) * | 1984-10-22 | 1986-05-17 | Oputosu:Kk | Receptacle for optical connector |
| JPS6181615U (en) * | 1984-10-31 | 1986-05-30 | ||
| JPS61126510A (en) * | 1984-11-24 | 1986-06-14 | Oputosu:Kk | Plug for optical connector |
| JPS62118207U (en) * | 1986-01-21 | 1987-07-27 | ||
| JPS6345515U (en) * | 1986-09-11 | 1988-03-28 | ||
| JPH0159206U (en) * | 1987-10-09 | 1989-04-13 | ||
| JPH02135305A (en) * | 1988-11-16 | 1990-05-24 | Hirose Electric Co Ltd | Connector for optical relaying |
| EP1150148A2 (en) * | 2000-04-27 | 2001-10-31 | Delphi Technologies, Inc. | Connector module |
| CN103543501B (en) * | 2008-08-27 | 2016-08-24 | Adc电信公司 | There is the fiber adapter of the ferrule alignment structure of global formation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5632811B2 (en) * | 1976-03-25 | 1981-07-30 | ||
| JPH0313588U (en) * | 1989-06-27 | 1991-02-12 |
-
1982
- 1982-06-04 JP JP9476182A patent/JPS58211724A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5632811B2 (en) * | 1976-03-25 | 1981-07-30 | ||
| JPH0313588U (en) * | 1989-06-27 | 1991-02-12 |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS606104U (en) * | 1983-06-23 | 1985-01-17 | 富士通株式会社 | optical connector |
| JPS6199111A (en) * | 1984-10-22 | 1986-05-17 | Oputosu:Kk | Receptacle for optical connector |
| JPS6181615U (en) * | 1984-10-31 | 1986-05-30 | ||
| JPS61126510A (en) * | 1984-11-24 | 1986-06-14 | Oputosu:Kk | Plug for optical connector |
| JPS62118207U (en) * | 1986-01-21 | 1987-07-27 | ||
| JPH0524885Y2 (en) * | 1986-09-11 | 1993-06-24 | ||
| JPS6345515U (en) * | 1986-09-11 | 1988-03-28 | ||
| JPH0159206U (en) * | 1987-10-09 | 1989-04-13 | ||
| JPH0522885Y2 (en) * | 1987-10-09 | 1993-06-11 | ||
| JPH02135305A (en) * | 1988-11-16 | 1990-05-24 | Hirose Electric Co Ltd | Connector for optical relaying |
| JPH0545924B2 (en) * | 1988-11-16 | 1993-07-12 | Hirose Electric Co Ltd | |
| EP1150148A2 (en) * | 2000-04-27 | 2001-10-31 | Delphi Technologies, Inc. | Connector module |
| EP1150148A3 (en) * | 2000-04-27 | 2002-04-10 | Delphi Technologies, Inc. | Connector module |
| CN103543501B (en) * | 2008-08-27 | 2016-08-24 | Adc电信公司 | There is the fiber adapter of the ferrule alignment structure of global formation |
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