WO2016175491A1 - Adaptor for connecting multi-channel optical connectors that is applicable to optical attenuator - Google Patents

Adaptor for connecting multi-channel optical connectors that is applicable to optical attenuator Download PDF

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Publication number
WO2016175491A1
WO2016175491A1 PCT/KR2016/004045 KR2016004045W WO2016175491A1 WO 2016175491 A1 WO2016175491 A1 WO 2016175491A1 KR 2016004045 W KR2016004045 W KR 2016004045W WO 2016175491 A1 WO2016175491 A1 WO 2016175491A1
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WIPO (PCT)
Prior art keywords
channel
optical
attenuation
housing
block
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PCT/KR2016/004045
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French (fr)
Korean (ko)
Inventor
이수남
김덕봉
박선량
정창윤
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(주)옵토네스트
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Publication of WO2016175491A1 publication Critical patent/WO2016175491A1/en

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    • 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
    • G02B6/26—Optical coupling means
    • 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

Definitions

  • the present invention relates to an adapter for connecting an optical attenuator type multichannel optical connector, and more particularly, to an adapter for connecting an optical attenuator type multichannel optical connector that can attenuate and transmit light output through an optical connector.
  • Optical connectors are classified into single-core optical connectors such as SC, FC, ST, LC, and MU and multi-core optical connectors such as MT, MTRJ, and MPO, depending on the number of optical fibers that can be connected.
  • the multi-core optical connector is formed by a push-pull coupling method and is mainly used to convey a lot of information such as a data center.
  • Such a multi-core optical connector has been posted in various ways, such as Korean Patent Registration No. 10-0366053, Korean Patent Registration No. 10-1330648, US Patent No. 7,048,447.
  • the conventional multi-core optical connector merely provides a function of relaying light transmission connection through multiple channels, and does not provide a function of reducing a signal amplified more than necessary in the process of transmitting light.
  • the present invention has been made to solve the above problems, and an object thereof is to provide an optical attenuator-applied multichannel optical connector connection adapter capable of attenuating light and making an optical connection.
  • the adapter for connecting an optical attenuator-type multichannel optical connector includes a channel corresponding to two optical connectors in which optical fibers forming a plurality of channels are aligned and mounted on a ferrule in a plug housing.
  • An adapter for connecting and connecting light to each other comprising: a connection housing having openings at both ends of which the plug housings of the optical connector can be inserted and received; And a multi-channel attenuation block mounted in the connection housing and provided with an attenuation channel corresponding to the channels of the optical connector to attenuate and transmit incident light.
  • the multi-channel damping block is a block housing mounted to the inner center of the connection housing;
  • a light attenuating optical fiber having a core provided in the block housing for each channel and having a dopant added to attenuate incident light.
  • optically attenuated optical fiber is applied to at least one dopant of iron, chromium, manganese, nickel, cobalt, vanadium is added to the core.
  • the optical attenuation optical fibers of the multi-channel attenuation block may have the same attenuation rate for each channel or may have different attenuation rates.
  • the adapter for connecting the optical attenuator-type multichannel optical connector provides the advantage of being able to attenuate and transmit light while being able to connect to the multichannel optical connector.
  • FIG. 1 is an exploded perspective view illustrating an optical connector assembly to which an adapter according to the present invention is applied;
  • FIG. 2 is an enlarged perspective view of the multichannel attenuation block of FIG. 1;
  • FIG. 3 is a longitudinal cross-sectional view of the multi-channel attenuation block of FIG.
  • FIG. 4 is a cross-sectional view illustrating a state in which a multi-channel attenuation block is mounted in the connection housing of FIG. 1.
  • FIG. 1 is an exploded perspective view illustrating a connector assembly to which an optical attenuator-applied multichannel optical connector connection adapter is applied
  • FIG. 2 is an enlarged perspective view of the multichannel attenuation block of FIG. 1
  • FIG. 4 is a longitudinal cross-sectional view of the multi-channel damping block
  • FIG. 4 is a cross-sectional view illustrating a state in which the multi-channel damping block is mounted in the connection housing of FIG. 1.
  • the adapter 100 is capable of attenuating the transmitted light while being able to physically connect two multi-channel optical connectors 10.
  • the adapter 100 is mounted in the connection housing 110 and the connection housing 110 to physically connect the multi-channel optical connectors 10 to each other, and the multi-channel attenuation block 130 to attenuate light for each channel. ).
  • the multi-channel optical connector 10 is a structure in which optical fibers 13a to 13n forming a plurality of channels through which light is independently transmitted are aligned with ferrules 20 in the plug housing 30 so that the ends thereof are exposed. It is.
  • the multi-channel optical connector 10 includes an optical cable 12 in which ribbon optical fibers of a plurality of optical fibers are accommodated, a ferrule 20 for receiving optical fibers so that the ends of each optical fiber of the optical cable 12 are aligned to be spaced apart from each other, and a ferrule.
  • Reference numeral 50 denotes an alignment guide pin inserted into the ferrule 20, and an insertion hole into which the alignment guide pin is inserted is formed in the end face of the ferrule 20.
  • connection housing 110 is configured to physically connect the two multichannel optical connectors 10 with each other.
  • connection housing 110 is open so that the multi-channel attenuation block 130 to be described later can be mounted while the two first and second optical connectors 10 can be inserted and received in opposite directions, respectively, in series. It has a structure having the receiving port 111.
  • the hook 112 is formed on the side of the connection housing 110.
  • the plug housing 30 of the optical connector 10 when the plug housing 30 of the optical connector 10 is inserted into the connection housing 110, the plug housing is elastically inserted into the constraining groove provided in the guide groove 32 formed on the side of the plug housing 30.
  • the press piece 114 which locks the 30 is formed.
  • the pressing piece 114 extends in the connection housing 110 so that bending is possible, and the terminal piece has a triangular hook part.
  • connection housing 110 is a multi-channel attenuation block 130 at the inner center while receiving the plug housing 30 of the two optical connectors 10 to the depth to be engaged by the pressing piece 114 at both ends, respectively. It may be formed to have a length to be mounted.
  • the multi-channel attenuation block 130 is mounted in the connection housing 110 and provided with an attenuation channel corresponding to the channels of the optical connector 10 to be connected to attenuate and transmit incident light.
  • the multi-channel attenuation block 130 is provided in the block housing 131 so as to be mounted in the center of the connection housing 110 through the receiving port 111 of the connection housing 110 and provided in the block housing 131 for each channel. And attenuated optical fibers 133a to 133n having a core to which dopants are added to attenuate incident light.
  • the side of the block housing 131 is formed with a restraining piece 136 that can be inserted into the restraining groove 117 formed in a triangular shape in the connection housing 110.
  • the restraining piece 136 may be folded so as not to protrude on the surface when the external force is applied in a direction in close contact with the side, and may be elastically protruded and retracted to protrude when the external force is released.
  • the block housing 131 is formed with a guide hole 138 into which the alignment guide pin 50 inserted into the ferrule 20 in the front-rear direction can be inserted.
  • the block housing 131 may be installed by entering a position constrained by the restraint groove 117 in the connection housing 110.
  • the separation may be performed by advancing in the direction in which the restraint piece 136 is released.
  • the block housing 131 may be formed of a synthetic resin material.
  • the multi-channel damping block 130 may be fixedly installed in the connection housing 110 by an adhesive or other fixing member.
  • the optical attenuation optical fibers (133a to 133n) is formed of a structure having a core 134, and a clad 135 surrounding the core 134, iron, chromium, The addition of at least one dopant among manganese, nickel, cobalt and vanadium is applied.
  • the optical attenuation optical fibers 133a to 133n of the multi-channel attenuation block 130 have the same attenuation rate for each channel, or at least some or all of them have different attenuation rates.
  • the light attenuated optical fibers 133a to 133n may be applied to a single mode or a multimode optical fiber.
  • the adapter 100 described above is equipped with a multi-channel attenuating block 130 in the connection housing 110, as shown in Figure 1, respectively, the multi-channel optical connector 10 at both ends of the connection housing 110 When inserted and mounted respectively, the light emitted from the optical connector 10 of one side is attenuated by the multi-channel attenuation block 130 and transmitted to the other optical connector 10.
  • the adapter 100 for connecting a multi-channel optical connector described above, it is possible to connect with the multi-channel optical connector 10 while providing an advantage of transmitting and attenuating light.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Abstract

The present invention relates to an adaptor for connecting multi-channel optical connectors that connects two optical connectors, each of which includes a plug housing having a ferrule therein with which optical fibers that form a plurality of channels are aligned and connected, in order to transmit light through the corresponding channels, and is capable of attenuating the light, the adaptor comprising: a connection housing that has a receiving part that is open at opposite sides thereof such that the plug housings of the optical connectors may be inserted into, and received in, the openings, respectively; and a multi-channel attenuation block mounted in the connection housing and having attenuation channels corresponding to the channels of the optical connectors to attenuate incident light and transmit the attenuated light. The adaptor for connecting multi-channel optical connectors, which is applicable to an optical attenuator, is advantageous in that the adaptor can connect with multi-channel optical connectors, attenuate light, and transmit the attenuated light.

Description

광감쇠기 적용형 다채널 광커넥터 접속용 어댑터Adapter for connecting optical attenuator type multi-channel optical connector
본 발명은 광감쇠기 적용형 다채널 광커넥터 접속용 어댑터에 관한 것으로서, 상세하게는 광커넥터를 통해 출력되는 광을 감쇠시켜 전송할 수 있도록 된 광감쇠기 적용형 다채널 광커넥터 접속용 어댑터에 관한 것이다.The present invention relates to an adapter for connecting an optical attenuator type multichannel optical connector, and more particularly, to an adapter for connecting an optical attenuator type multichannel optical connector that can attenuate and transmit light output through an optical connector.
광커넥터는 접속할 수 있는 광섬유의 수에 따라 SC, FC, ST, LC, MU 등과 같은 단심 광커넥터와 MT, MTRJ, MPO 등과 같은 다심 광커넥터로 구분된다. Optical connectors are classified into single-core optical connectors such as SC, FC, ST, LC, and MU and multi-core optical connectors such as MT, MTRJ, and MPO, depending on the number of optical fibers that can be connected.
그 중 다심 광커넥터는 푸쉬-풀 결합방식으로 형성되어 데이터 센터 등과 같이 많은 정보를 전달하는 곳에 주로 사용된다.Among them, the multi-core optical connector is formed by a push-pull coupling method and is mainly used to convey a lot of information such as a data center.
이러한 다심 광커넥터는 대한민국 등록 특허 제10-0366053호, 대한민국 등록특허 제10-1330648호, 미국 특허 제7,048,447호 등 다양하게 게시되어 있다.Such a multi-core optical connector has been posted in various ways, such as Korean Patent Registration No. 10-0366053, Korean Patent Registration No. 10-1330648, US Patent No. 7,048,447.
그런데, 종래의 다심 광커넥터는 단순히 다채널을 통해 광의 전송 접속을 중계하는 기능만 제공할 뿐, 광을 전송하는 과정에서 필요 이상으로 증폭된 신호를 감소시켜주는 기능은 제공하지 못하고 있다.However, the conventional multi-core optical connector merely provides a function of relaying light transmission connection through multiple channels, and does not provide a function of reducing a signal amplified more than necessary in the process of transmitting light.
본 발명은 상기와 같은 문제점을 개선하기 위하여 창안된 것으로서, 광의 감쇠가 가능하면서 광접속이 이루어질 수 있도록 하는 광감쇠기 적용형 다채널 광커넥터 접속용 어댑터를 제공하는데 그 목적이 있다. SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object thereof is to provide an optical attenuator-applied multichannel optical connector connection adapter capable of attenuating light and making an optical connection.
상기의 목적을 달성하기 위하여 본 발명에 따른 광감쇠기 적용형 다채널 광커넥터 접속용 어댑터는 복수 개의 채널을 형성하는 광섬유들이 플러그 하우징 내의 페룰에 얼라인되어 장착된 두 개의 광커넥터 상호간을 대응되는 채널별로 광이 전송될 수 있게 연결 접속하는 어댑터에 있어서, 상기 광커넥터의 상기 플러그 하우징이 각각 삽입수용될 수 있게 양단이 개방된 수용구를 갖는 접속 하우징과; 상기 접속 하우징 내에 장착되며 상기 광커넥터의 채널들에 대응되는 감쇠채널이 마련되어 입사된 광을 감쇠시켜 전송하는 다채널 감쇠블록;을 구비한다.In order to achieve the above object, the adapter for connecting an optical attenuator-type multichannel optical connector according to the present invention includes a channel corresponding to two optical connectors in which optical fibers forming a plurality of channels are aligned and mounted on a ferrule in a plug housing. An adapter for connecting and connecting light to each other, the adapter comprising: a connection housing having openings at both ends of which the plug housings of the optical connector can be inserted and received; And a multi-channel attenuation block mounted in the connection housing and provided with an attenuation channel corresponding to the channels of the optical connector to attenuate and transmit incident light.
상기 다채널 감쇠블록은 상기 접속 하우징의 내부 중앙에 장착되는 블록하우징과; 상기 블록하우징 내에 채널별로 마련되며 입사된 광을 감쇠시키는 도펀트가 첨가된 코어를 갖는 광감쇠 광섬유;를 구비하는 것이 바람직하다.The multi-channel damping block is a block housing mounted to the inner center of the connection housing; Preferably, a light attenuating optical fiber having a core provided in the block housing for each channel and having a dopant added to attenuate incident light.
또한, 상기 광감쇠 광섬유는 상기 코어에 철, 크롬, 망간, 니켈, 코발트, 바나듐 중 적어도 하나 이상의 도펀트가 첨가된 것이 적용된다.In addition, the optically attenuated optical fiber is applied to at least one dopant of iron, chromium, manganese, nickel, cobalt, vanadium is added to the core.
상기 다채널 감쇠블록의 상기 광감쇠 광섬유들은 채널별로 동일한 감쇠율을 갖거나, 상호 다른 감쇠율을 갖는 것이 적용될 수 있다.The optical attenuation optical fibers of the multi-channel attenuation block may have the same attenuation rate for each channel or may have different attenuation rates.
본 발명에 따른 광감쇠기 적용형 다채널 광커넥터 접속용 어댑터에 의하면, 다채널 광커넥터와 접속할 수 있으면서 광을 감쇠시켜 전송할 수 있는 장점을 제공한다.The adapter for connecting the optical attenuator-type multichannel optical connector according to the present invention provides the advantage of being able to attenuate and transmit light while being able to connect to the multichannel optical connector.
도 1은 본 발명에 따른 어댑터가 적용된 광커넥터 조립체를 나타내 보인 분리사시도이고,1 is an exploded perspective view illustrating an optical connector assembly to which an adapter according to the present invention is applied;
도 2는 도 1의 다채널 감쇠블록의 확대사시도이고,FIG. 2 is an enlarged perspective view of the multichannel attenuation block of FIG. 1;
도 3은 도 1의 다채널 감쇠블록 종단면도이고,3 is a longitudinal cross-sectional view of the multi-channel attenuation block of FIG.
도 4는 도 1의 접속하우징 내에 다채널 감쇠블록이 장착된 상태를 나타내 보인 단면도이다.4 is a cross-sectional view illustrating a state in which a multi-channel attenuation block is mounted in the connection housing of FIG. 1.
이하, 첨부된 도면을 참조하면서 본 발명의 바람직한 실시예에 따른 광감쇠기 적용형 다채널 광커넥터 접속용 어댑터를 더욱 상세하게 설명한다.Hereinafter, an adapter for connecting an optical attenuator type multichannel optical connector according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.
도 1은 본 발명에 따른 광감쇠기 적용형 다채널 광커넥터 접속용 어댑터가 적용된 커넥터 조립체를 나타내 보인 분리사시도이고, 도 2는 도 1의 다채널 감쇠블록의 확대사시도이고, 도 3은 도 1의 다채널 감쇠블록 종단면도이고, 도 4는 도 1의 접속하우징 내에 다채널 감쇠블록이 장착된 상태를 나타내 보인 단면도이다.1 is an exploded perspective view illustrating a connector assembly to which an optical attenuator-applied multichannel optical connector connection adapter is applied, FIG. 2 is an enlarged perspective view of the multichannel attenuation block of FIG. 1, and FIG. 4 is a longitudinal cross-sectional view of the multi-channel damping block, and FIG. 4 is a cross-sectional view illustrating a state in which the multi-channel damping block is mounted in the connection housing of FIG. 1.
도 1 내지 도 4를 참조하면, 본 발명에 따른 어댑터(100)는 두 개의 다채널 광커넥터(10) 상호간을 물리적으로 접속할 수 있으면서 전송되는 광을 감쇠시킬 수 있도록 되어 있다.1 to 4, the adapter 100 according to the present invention is capable of attenuating the transmitted light while being able to physically connect two multi-channel optical connectors 10.
어댑터(100)는 다채널 광커넥터(10) 상호간을 물리적으로 접속시킬 수 있도록된 접속하우징(110)과 접속하우징(110)내에 장착되어 채널별로 광을 감쇠시킬 수 있도록 된 다채널 감쇠블록(130)을 구비한다.The adapter 100 is mounted in the connection housing 110 and the connection housing 110 to physically connect the multi-channel optical connectors 10 to each other, and the multi-channel attenuation block 130 to attenuate light for each channel. ).
여기서, 다채널 광커넥터(10)는 독립적으로 광이 전송되는 복수 개의 채널을 형성하는 광섬유(13a 내지 13n)들이 플러그 하우징(30) 내의 페룰(20)에 얼라인되어 종단이 노출되게 장착된 구조로 되어 있다.Here, the multi-channel optical connector 10 is a structure in which optical fibers 13a to 13n forming a plurality of channels through which light is independently transmitted are aligned with ferrules 20 in the plug housing 30 so that the ends thereof are exposed. It is.
다채널 광커넥터(10)는 다수의 광섬유로 된 리본광섬유가 수용된 광케이블(12)과, 광케이블(12)의 각 광섬유의 종단이 상호 이격되게 얼라인 되게 광섬유를 수용하는 페룰(20)과, 페룰(20) 외측에서 페룰(20)을 지지하는 플러그 하우징(30)과, 플러그 하우징(30) 외측에서 진퇴되며 페룰(20)의 종단방향의 초기위치로 복원하도록 탄성바이어스되게 설치된 탄성 보호튜브(40)를 갖는 구조로 되어 있다.The multi-channel optical connector 10 includes an optical cable 12 in which ribbon optical fibers of a plurality of optical fibers are accommodated, a ferrule 20 for receiving optical fibers so that the ends of each optical fiber of the optical cable 12 are aligned to be spaced apart from each other, and a ferrule. (20) Plug housing 30 for supporting the ferrule 20 from the outside, and the elastic protective tube 40 is retracted from the plug housing 30 and installed elastically biased to restore to the initial position in the longitudinal direction of the ferrule (20) ) Structure.
참조부호 50은 페룰(20)에 삽입되는 정렬용 가이드 핀이고, 페룰(20)의 종단면에는 정렬용 가이드 핀이 삽입되는 삽입홀이 형성되어 있다. Reference numeral 50 denotes an alignment guide pin inserted into the ferrule 20, and an insertion hole into which the alignment guide pin is inserted is formed in the end face of the ferrule 20.
이러한 다채널 광커넥터(10)의 구조는 다양하게 공지되어 있어 더욱 상세한 설명은 생략한다.The structure of such a multi-channel optical connector 10 is variously known, and more detailed description thereof will be omitted.
접속하우징(110)은 두 개의 다채널 광커넥터(10) 상호간을 물리적으로 접속시킬 수 있도록 되어있다.The connection housing 110 is configured to physically connect the two multichannel optical connectors 10 with each other.
접속하우징(110)은 직렬상으로 두 개의 제1 및 제2광커넥터(10)를 상호 대향되게 양단을 통해 각각 삽입수용할 수 있으면서 후술되는 다채널 감쇠블록(130)이 장착될 수 있게 개방된 수용구(111)를 갖는 구조로 되어 있다.The connection housing 110 is open so that the multi-channel attenuation block 130 to be described later can be mounted while the two first and second optical connectors 10 can be inserted and received in opposite directions, respectively, in series. It has a structure having the receiving port 111.
접속하우징(110)의 측면에는 걸림용 후크(112)가 형성되어 있다.The hook 112 is formed on the side of the connection housing 110.
또한, 접속하우징(110) 내에는 광커넥터(10)의 플러그 하우징(30)이 삽입되면 플러그 하우징(30)의 측면에 형성된 가이드홈(32) 안측에 마련된 구속홈에 탄성적으로 삽입되어 플러그 하우징(30)을 록킹시키는 가압편(114)이 형성되어 있다.In addition, when the plug housing 30 of the optical connector 10 is inserted into the connection housing 110, the plug housing is elastically inserted into the constraining groove provided in the guide groove 32 formed on the side of the plug housing 30. The press piece 114 which locks the 30 is formed.
가압편(114)은 접속하우징(110)의 내부에서 휨이 가능하게 연장되어 있고, 종단이 삼각형태의 후크부분을 갖는 구조로 되어 있다.The pressing piece 114 extends in the connection housing 110 so that bending is possible, and the terminal piece has a triangular hook part.
접속하우징(110)의 길이는 두 개의 광커넥터(10)의 플러그 하우징(30)이 양단에서 가압편(114)에 의해 걸림작용이 되는 깊이까지 각각 수용하면서 내부 중앙에 다채널 감쇠블록(130)이 장착되는 길이를 갖게 형성되면 된다.The length of the connection housing 110 is a multi-channel attenuation block 130 at the inner center while receiving the plug housing 30 of the two optical connectors 10 to the depth to be engaged by the pressing piece 114 at both ends, respectively. It may be formed to have a length to be mounted.
다채널 감쇠블록(130)은 접속 하우징(110) 내에 장착되며 접속되는 광커넥터(10)의 채널들에 대응되는 감쇠채널이 마련되어 입사된 광을 감쇠시켜 전송한다.The multi-channel attenuation block 130 is mounted in the connection housing 110 and provided with an attenuation channel corresponding to the channels of the optical connector 10 to be connected to attenuate and transmit incident light.
다채널 감쇠블록(130)은 접속 하우징(110)의 수용구(111)를 통해 접속 하우징(110) 내부 중앙에 장착될 수 있게 형성된 블록하우징(131)과, 블록하우징(131) 내에 채널별로 마련되며 입사된 광을 감쇠시키는 도펀트가 첨가된 코어를 갖는 광감쇠광섬유(133a 내지 133n)들로 형성되어 있다.The multi-channel attenuation block 130 is provided in the block housing 131 so as to be mounted in the center of the connection housing 110 through the receiving port 111 of the connection housing 110 and provided in the block housing 131 for each channel. And attenuated optical fibers 133a to 133n having a core to which dopants are added to attenuate incident light.
여기서, 블록하우징(131)의 측면에는 접속 하우징(110) 내에 삼각형태로 형성된 구속홈(117)에 삽입될 수 있는 구속편(136)이 형성되어 있다.Here, the side of the block housing 131 is formed with a restraining piece 136 that can be inserted into the restraining groove 117 formed in a triangular shape in the connection housing 110.
구속편(136)은 외력이 측면에 밀착되는 방향으로 인가되면 표면에 돌출되지 않게 접히고, 외력이 해제되면 돌출되게 탄성적 돌출 및 후퇴될 수 있게 형성되면 된다.The restraining piece 136 may be folded so as not to protrude on the surface when the external force is applied in a direction in close contact with the side, and may be elastically protruded and retracted to protrude when the external force is released.
블록하우징(131)에는 전후 방향으로 페룰(20)에 삽입되는 정렬용 가이드 핀(50)이 삽입될 수 있는 가이드홀(138)이 형성되어 있다.The block housing 131 is formed with a guide hole 138 into which the alignment guide pin 50 inserted into the ferrule 20 in the front-rear direction can be inserted.
이러한 블록 하우징(131)은 접속하우징(110) 내의 구속홈(117)에 구속되는 위치까지 진입시켜 장착하면 된다.The block housing 131 may be installed by entering a position constrained by the restraint groove 117 in the connection housing 110.
또한, 분리시에는 구속편(136)의 구속이 해제되는 방향으로 전진시켜 분리하면 된다.In addition, in the case of separation, the separation may be performed by advancing in the direction in which the restraint piece 136 is released.
블록 하우징(131)은 합성수지소재로 형성될 수 있다.The block housing 131 may be formed of a synthetic resin material.
예시된 구조와 다르게 다채널 감쇠블록(130)은 접속 하우징(110) 내에 접착제 또는 그 밖의 고정부재에 의해 고정되게 설치될 수 있음은 물론이다.Unlike the illustrated structure, the multi-channel damping block 130 may be fixedly installed in the connection housing 110 by an adhesive or other fixing member.
한편, 광감쇠광섬유(133a 내지 133n)는 코어(134)와, 코어(134)를 감싸는 클래드(135)를 갖는 구조로 형성되어 있고, 코어(134)에는 입사된 광을 감쇠시키는 철, 크롬, 망간, 니켈, 코발트, 바나듐 중 적어도 하나 이상의 도펀트가 첨가된 것을 적용한다.On the other hand, the optical attenuation optical fibers (133a to 133n) is formed of a structure having a core 134, and a clad 135 surrounding the core 134, iron, chromium, The addition of at least one dopant among manganese, nickel, cobalt and vanadium is applied.
여기서, 다채널 감쇠블록(130)의 광감쇠광섬유(133a 내지 133n)들은 채널별로 동일한 감쇠율을 갖거나, 적어도 일부 또는 전체가 상호 다른 감쇠율을 갖는 것이 적용될 수 있음은 물론이다.Here, it is a matter of course that the optical attenuation optical fibers 133a to 133n of the multi-channel attenuation block 130 have the same attenuation rate for each channel, or at least some or all of them have different attenuation rates.
광감쇠광섬유(133a 내지 133n)는 단일모드 또는 다중모드 광섬유가 적용될 수 있다.The light attenuated optical fibers 133a to 133n may be applied to a single mode or a multimode optical fiber.
이상에서 설명된 어댑터(100)는 접속하우징(110) 내에 다채널 감쇠블록(130)을 장착하고, 도 1에 도시된 바와 같이 접속 하우징(110)의 양단에서 각각 다채널 광커넥터(10)를 각각 삽입하여 장착하면, 다채널 감쇠블록(130)에 의해 어느 한측의 광커넥터(10)에서 출사되는 광이 감쇠되어 타측 광커넥터(10)로 전송된다.The adapter 100 described above is equipped with a multi-channel attenuating block 130 in the connection housing 110, as shown in Figure 1, respectively, the multi-channel optical connector 10 at both ends of the connection housing 110 When inserted and mounted respectively, the light emitted from the optical connector 10 of one side is attenuated by the multi-channel attenuation block 130 and transmitted to the other optical connector 10.
이상에서 설명된 다채널 광커넥터 접속용 어댑터(100)에 의하면, 다채널 광커넥터(10)와 접속할 수 있으면서 광을 감쇠시켜 전송할 수 있는 장점을 제공한다.According to the adapter 100 for connecting a multi-channel optical connector described above, it is possible to connect with the multi-channel optical connector 10 while providing an advantage of transmitting and attenuating light.

Claims (4)

  1. 복수 개의 채널을 형성하는 광섬유들이 플러그 하우징 내의 페룰에 얼라인되어 장착된 두 개의 광커넥터 상호간을 대응되는 채널별로 광이 전송될 수 있게 연결 접속하는 어댑터에 있어서,An adapter in which a plurality of optical fibers forming a plurality of channels are connected to each other so as to transmit light for each corresponding channel between two optical connectors mounted in alignment with a ferrule in a plug housing.
    상기 광커넥터의 상기 플러그 하우징이 각각 삽입수용될 수 있게 양단이 개방된 수용구를 갖는 접속 하우징과;A connection housing having a receiving opening that is open at both ends so that the plug housings of the optical connector can be respectively accommodated;
    상기 접속 하우징 내에 장착되며 상기 광커넥터의 채널들에 대응되는 감쇠채널이 마련되어 입사된 광을 감쇠시켜 전송하는 다채널 감쇠블록;을 구비하는 것을 특징으로 하는 다채널 광커넥터 접속용 어댑터.And a multi-channel attenuation block mounted in the connection housing and provided with an attenuation channel corresponding to the channels of the optical connector to attenuate and transmit the incident light.
  2. 제1항에 있어서, 상기 다채널 감쇠블록은The method of claim 1, wherein the multi-channel attenuation block
    상기 접속 하우징의 내부 중앙에 장착되는 블록하우징과;A block housing mounted at an inner center of the connection housing;
    상기 블록하우징 내에 채널별로 마련되며 입사된 광을 감쇠시키는 도펀트가 첨가된 코어를 갖는 광감쇠 광섬유;를 구비하는 것을 특징으로 하는 다채널 광커넥터 접속용 어댑터.And an optically attenuated optical fiber having a core provided in the block housing for each channel and to which a dopant is added to attenuate the incident light.
  3. 제2항에 있어서, 상기 광감쇠 광섬유는 단일모드 또는 다중모드 광섬유가 적용되고, 상기 코어에 철, 크롬, 망간, 니켈, 코발트, 바나듐 중 적어도 하나 이상의 도펀트가 첨가된 것을 특징으로 하는 다채널 광커넥터 접속용 어댑터.The multi-channel optical fiber of claim 2, wherein the optical attenuated optical fiber is a single mode or multimode optical fiber, and at least one dopant of iron, chromium, manganese, nickel, cobalt, and vanadium is added to the core. Adapter for connector connection.
  4. 제2항에 있어서, 상기 다채널 감쇠블록의 상기 광감쇠 광섬유들은 채널별로 동일한 감쇠율을 갖거나, 상호 다른 감쇠율을 갖는 것이 적용된 것을 특징으로 하는 다채널 광커넥터 접속용 어댑터.The adapter for connecting a multi-channel optical connector of claim 2, wherein the optical attenuation optical fibers of the multi-channel attenuation block have the same attenuation rate for each channel or have different attenuation rates.
PCT/KR2016/004045 2015-04-28 2016-04-19 Adaptor for connecting multi-channel optical connectors that is applicable to optical attenuator WO2016175491A1 (en)

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WO2023043917A1 (en) * 2021-09-17 2023-03-23 Commscope Technologies Llc Converters for fiber optic connectors
KR102434423B1 (en) * 2022-02-14 2022-08-19 (주)휴콤테크놀러지스 Adapter for multi-channel optical connector connection

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000011386A (en) * 1998-07-03 2000-02-25 미야즈 쥰이치로 Connector plug
JP2004184624A (en) * 2002-12-02 2004-07-02 Ykk Corp Fixed optical attenuator
JP2006084498A (en) * 2004-09-14 2006-03-30 Fujikura Ltd Optical attenuator
JP2006154086A (en) * 2004-11-26 2006-06-15 Kyocera Corp Optical connection adapter for diameter change
KR20100046548A (en) * 2008-10-27 2010-05-07 (주)링크라인아이엔씨 Hybrid optical fiber adaptor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000011386A (en) * 1998-07-03 2000-02-25 미야즈 쥰이치로 Connector plug
JP2004184624A (en) * 2002-12-02 2004-07-02 Ykk Corp Fixed optical attenuator
JP2006084498A (en) * 2004-09-14 2006-03-30 Fujikura Ltd Optical attenuator
JP2006154086A (en) * 2004-11-26 2006-06-15 Kyocera Corp Optical connection adapter for diameter change
KR20100046548A (en) * 2008-10-27 2010-05-07 (주)링크라인아이엔씨 Hybrid optical fiber adaptor

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