CN107121739B - A kind of structure for realizing four road optical transports - Google Patents
A kind of structure for realizing four road optical transports Download PDFInfo
- Publication number
- CN107121739B CN107121739B CN201710483272.5A CN201710483272A CN107121739B CN 107121739 B CN107121739 B CN 107121739B CN 201710483272 A CN201710483272 A CN 201710483272A CN 107121739 B CN107121739 B CN 107121739B
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- Prior art keywords
- inner core
- rosa
- tosa
- lock pin
- realizing
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Classifications
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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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4246—Bidirectionally operating package structures
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4256—Details of housings
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4292—Coupling light guides with opto-electronic elements the light guide being disconnectable from the opto-electronic element, e.g. mutually self aligning arrangements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The present invention is a kind of structure for realizing four road optical transports,Including connection plug,The shell being set in connection plug,It is set in the inner core of shell,Interior in-core is equipped with inner core upper cover,Inner core middle cover and inner core lower cover,The inner core middle cover is between the inner core upper cover and the inner core lower cover,The interior in-core is additionally provided with PCBA modules,The interior in-core is additionally provided with two TOSA and two ROSA,Two TOSA and two ROSA are connect with the PCBA modules,Four road ports are respectively set in the connection plug and the inner core,Four lock pin terminals of the connection plug are inserted into the ports TOSA and ROSA respectively,The TOSA and ROSA is respectively set to SC interfaces,The lock pin of the TOSA and ROSA is single mode lock pin,Four terminals of the connection plug are single mode lock pin simultaneously.The present invention is small, density is high, docking operation light power stabilising, reliability are stablized.
Description
Technical field
The present invention relates to domain of communication equipment, more particularly to the structure for realizing four road optical transports.
Background technology
Fibre Optical Communication Technology is shown one's talent from optic communication, has become one of mainstay of modern communications, in modern electricity
Very important effect is played in letter net.Fiber optic communication is as an emerging technology, the fast, application surface of development speed in recent years
Be extensively communication it is rarely seen in history, and in the important symbol of new worldwide technological revolution and Future Information society various information master
Want means of transportation.
In recent years, the support energetically with the development and country of global communication industry to the communications industry, fiber optic communication industry
It rapidly develops, the implementation of fiber to the home plan, fiber optic communication product consumption is increasing.Existing fiber optic communication operation strategies simultaneously
It is increasingly wider, it also finds broad application in fields such as medicine, military projects.
The optical module of the current generally use LC type devices of optical module of J599 connectors.It not say four road light, be exactly single channel
Light is also that can not ensure with its stability is docked in LC type devices interface as J599；Only SC types device could be really
Guarantor is docked reliable and stable in the connector as J599.
Four tunnel single-mode optics are compressed in the J599 connectors of standard and realize four road optical transports；Traditional field optical transport is all
One interface light all the way realizes four road single mode optical transports in J599 connectors simultaneously；Multichannel light is docked in multi-mode optical module
There is application, but 6 times of multimode or more is always a to apply problem to single mode optical device because precision is higher by.
With reference to single mode SC types device in the application precision of FC/ST optical modules, it need to only ensure that four road light merging precisions are all high
In it in FC/ST optical modes merging precision in the block, its stability and reliability is just certain guaranteed.According to such thinking
It is designed, has soon found that J599 connectors can not hold the traditional SC type devices in four tunnels, and be a problem.
Invention content
The object of the present invention is to provide a kind of small size, high density, light power stabilising four road optical transport of realization structure.
The present invention is achieved through the following technical solutions above-mentioned purpose：A kind of structure for realizing four road optical transports, including connection
Plug, the shell being set in the connection plug, the inner core for being set in the shell, the interior in-core be equipped with inner core upper cover,
Inner core middle cover and inner core lower cover, the inner core middle cover is between the inner core upper cover and the inner core lower cover, the interior in-core
PCBA modules are additionally provided with, the interior in-core is additionally provided with two TOSA and two ROSA, two TOSA and two ROSA
It is connect with the PCBA modules, the connection plug and the inner core are respectively set four road ports, and the four of the connection plug
A lock pin terminal is inserted into the ports TOSA and ROSA respectively, and the TOSA and ROSA are respectively set to SC interfaces, the TOSA and
The lock pin of ROSA is single mode lock pin, and four terminals of the connection plug are single mode lock pin simultaneously.
Further, pass through screw connection between the shell and the inner core.
Further, the inner core upper cover and the inner core lower cover are symmetrical arranged about the inner core middle cover.
Further, the tail portion of the PCBA modules is connected with tail portion rigid-flex.
Further, the PCBA modules are by protecting fixing sleeve to be fixed on the interior in-core.
Further, the protection fixing sleeve passes through screw connection with the inner core.
Compared with prior art, the present invention realizes that the advantageous effect of the structure of four road optical transports is：Using four road SC interfaces
To ensure to dock reliability；Multichannel light is changed to by single channel multi-mode optical module and docks single-mode optical module；By traditional electricity
Transmission signal is changed to optical signal transmission, realizes four road single mode optical signal transmissions, small, density is high, docking operation light work(
Rate is stable, reliability is stablized.
Description of the drawings
Fig. 1 is the exploded perspective view of the present invention.
Fig. 2 is the assembling view one of the present invention.
Fig. 3 is the assembling view two of the present invention.
Figure label is as follows：
1, connection plug, 2, shell, 3, inner core, 4, inner core upper cover, 5, tail portion rigid-flex, 6, protection fixing sleeve, 7, TOSA,
8, ROSA, 9, PCBA modules, 10, inner core middle cover, 11, inner core lower cover.
Specific implementation mode
It please refers to Fig.1 to Fig.3, a kind of structure for realizing four road optical transports, including connection plug 1, is set in connection plug 1
Interior shell 2, the inner core 3 being set in shell 2 are equipped in inner core 3 on inner core by screw connection between shell 2 and inner core 3
Lid 4, inner core middle cover 10 and inner core lower cover 11, inner core middle cover 10 is between inner core upper cover 4 and inner core lower cover 11, inner core upper cover 4
It is symmetrical arranged about inner core middle cover 10 with inner core lower cover 11.
PCBA modules 9 are additionally provided in inner core 3, PCBA modules 9 include two symmetrical PCBA, and a PCBA is located at interior
Between core upper cover 4 and inner core middle cover 10, another PCBA is also set between inner core middle cover 10 and inner core lower cover 11 in inner core 3
There are two TOSA（Light emitting secondary module）7 and two ROSA（Light-receiving secondary module）8, two TOSA7 and two ROSA8 with
PCBA modules 9 connect, and two TOSA are located on two PCBA, and two ROSA are located on two PCBA.
The tail portion of PCBA modules 9 is connected with tail portion rigid-flex 5, and PCBA modules 9 are by protecting fixing sleeve 6 to be fixed on inner core 3
Interior, protection fixing sleeve 6 passes through screw connection with inner core 3.
Four road ports are respectively set in connection plug 1 and inner core 3, and being changed to optical fiber from original electrical transmission signal wire interface connects
Mouthful, while also four tunnel optical signal transmissions are changed to from original single channel transmission；Four lock pin terminals of connection plug 1 are inserted respectively
Enter the ports TOSA and ROSA, to realize optical signal transmission；TOSA, ROSA are respectively set to SC interfaces, to ensure that docking stabilization can
It leans on；TOSA, ROSA lock pin are single mode lock pin, and four terminals of connection plug 1 are single mode lock pin simultaneously, to realize that single mode signal passes
It is defeated.
The outer diameter of ROSA metabs reduces simultaneously with endoporus, with increased space, metab endoporus in ROSA with
PIN-TIA coordinates for small―gap suture.
It,, will when responsiveness is met the requirements using 353ND glue+UV glue precuring PD meets responsiveness requirement when coupling after
ROSA takes out from jig, carries out high-temperature baking, UV glue in ROSA is removed, and carries out second of 353ND glue hot setting.
The size of TOSA metabs and TO cooperations, is designed as tight fit, and the hole of metab is less than the outer diameter of TO pedestals.
By the size of tube core and lock pin cooperation, it is designed as loose fit, the internal diameter of tube core is more than the outer diameter of lock pin.
Laser is pressed into TO metabs using the technology of crimping and glue；Lock pin is fixed on by gold using adhering process
Belong in tube core；The laser device in metab be will be pressed on the lower collet of coupling jig, will be fixed in metal die
Fiber device coupling jig upper grip on, carry out manually coupling or automatic coupling, in coupling process observation coupling light
Power or couple current, the index after coupling meet optical device Output optical power；Swashed between metal die and metab
Photocoagulation.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art, not
Under the premise of being detached from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
It encloses.
Claims (6)
1. a kind of structure for realizing four road optical transports, it is characterised in that：Including connection plug, it is set in the connection plug
Shell, the inner core for being set in the shell, the interior in-core are equipped with inner core upper cover, inner core middle cover and inner core lower cover, the inner core
Middle cover is between the inner core upper cover and the inner core lower cover, and the interior in-core is additionally provided with PCBA modules, and the interior in-core is also
If there are two TOSA and two ROSA, two TOSA and two ROSA to be connect with the PCBA modules, the company
Four road ports are respectively set in plug and the inner core, and four lock pin terminals of the connection plug are inserted into TOSA and ROSA respectively
Port, the TOSA and ROSA are respectively set to SC interfaces, and the lock pin of the TOSA and ROSA are single mode lock pin, and the connection is inserted
Four terminals of head are single mode lock pin simultaneously.
2. the structure according to claim 1 for realizing four road optical transports, it is characterised in that：The shell and the inner core it
Between pass through screw connection.
3. the structure according to claim 1 for realizing four road optical transports, it is characterised in that：The inner core upper cover and described interior
Core lower cover is symmetrical arranged about the inner core middle cover.
4. the structure according to claim 1 for realizing four road optical transports, it is characterised in that：The tail portion of the PCBA modules connects
It is connected to tail portion rigid-flex.
5. the structure according to claim 1 for realizing four road optical transports, it is characterised in that：The PCBA modules pass through protection
Fixing sleeve is fixed on the interior in-core.
6. the structure according to claim 5 for realizing four road optical transports, it is characterised in that：The protection fixing sleeve with it is described
Inner core passes through screw connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710483272.5A CN107121739B (en) | 2017-06-23 | 2017-06-23 | A kind of structure for realizing four road optical transports |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710483272.5A CN107121739B (en) | 2017-06-23 | 2017-06-23 | A kind of structure for realizing four road optical transports |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107121739A CN107121739A (en) | 2017-09-01 |
| CN107121739B true CN107121739B (en) | 2018-10-30 |
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ID=59718694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710483272.5A Active CN107121739B (en) | 2017-06-23 | 2017-06-23 | A kind of structure for realizing four road optical transports |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107121739B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7090509B1 (en) * | 1999-06-11 | 2006-08-15 | Stratos International, Inc. | Multi-port pluggable transceiver (MPPT) with multiple LC duplex optical receptacles |
| CN101394029A (en) * | 2004-02-27 | 2009-03-25 | 菲尼萨公司 | Dual segment molded lead frame connector for optical transceiver modules |
| CN103995325A (en) * | 2014-06-11 | 2014-08-20 | 苏州旭创科技有限公司 | Optical transceiver module |
| CN105223662A (en) * | 2015-10-22 | 2016-01-06 | 江苏奥雷光电有限公司 | Antistatic light emitting devices, light receiving element and optical module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8625989B2 (en) * | 2011-01-21 | 2014-01-07 | Finisar Corporation | Multi-laser transmitter optical subassemblies for optoelectronic modules |
-
2017
- 2017-06-23 CN CN201710483272.5A patent/CN107121739B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7090509B1 (en) * | 1999-06-11 | 2006-08-15 | Stratos International, Inc. | Multi-port pluggable transceiver (MPPT) with multiple LC duplex optical receptacles |
| CN101394029A (en) * | 2004-02-27 | 2009-03-25 | 菲尼萨公司 | Dual segment molded lead frame connector for optical transceiver modules |
| CN103995325A (en) * | 2014-06-11 | 2014-08-20 | 苏州旭创科技有限公司 | Optical transceiver module |
| CN105223662A (en) * | 2015-10-22 | 2016-01-06 | 江苏奥雷光电有限公司 | Antistatic light emitting devices, light receiving element and optical module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107121739A (en) | 2017-09-01 |
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