CN107121739A - 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
- CN107121739A CN107121739A CN201710483272.5A CN201710483272A CN107121739A CN 107121739 A CN107121739 A CN 107121739A CN 201710483272 A CN201710483272 A CN 201710483272A CN 107121739 A CN107121739 A CN 107121739A
- Authority
- CN
- China
- Prior art keywords
- inner core
- rosa
- tosa
- core
- lock pin
- 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.)
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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
- G02B6/42—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, it is set in the shell in connection plug, it is set in the inner core of shell, interior in-core is provided with lid on inner core, inner core middle cover and inner core lower cover, the inner core middle cover is located on the inner core between lid 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 connected with the PCBA modules, the connection plug and the inner core set four road ports respectively, four lock pin terminals of the connection plug insert TOSA and ROSA ports respectively, the TOSA and ROSA are respectively set to SC interfaces, the lock pin of the TOSA and ROSA are single mode lock pin, four terminals of the connection plug are simultaneously single mode lock pin.Small volume of the present invention, density height, docking operation light power stabilising, reliability are stable.
Description
Technical field
The present invention relates to domain of communication equipment, the structure of four road optical transports is more particularly to realized.
Background technology
Fibre Optical Communication Technology is shown one's talent from optic communication, one of mainstay as modern communicationses, in modern electricity
Very important effect is played in letter net.Fiber optic communication is as an emerging technology, its fast, application surface of development speed in recent years
Be extensively communication it is rarely seen in history, be also new worldwide technological revolution important symbol and Future Information society in 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 is rapid
Development, the implementation of fiber to the home plan, fiber optic communication product consumption is increasing.Now fiber optic communication operation strategies are more next simultaneously
It is wider, also found broad application in fields such as medical science, military projects.
The optical module of J599 connectors generally uses the optical module of LC type devices at present.Four road light should not be said, are exactly single channel
It is also to ensure that light docks its stability with LC type devices in interface as J599；Only SC types device could be really
Guarantor is docked reliable and stable in 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
Four road single mode optical transports are realized in one interface light all the way, J599 connectors simultaneously；Multichannel light is docked in multi-mode optical module
There is an application, but single mode optical device is because it is always individual to apply problem that precision, which is higher by more than 6 times of multimode,.
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 its merging precision in FC/ST optical modules, 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, be a problem again.
The content of the invention
It is an object of the invention to provide a kind of small size, high density, the structure for realizing four road optical transports of light power stabilising.
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, be set in the inner core of the shell, the interior in-core provided with lid on inner core,
Inner core middle cover and inner core lower cover, the inner core middle cover are located on the inner core between lid 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 connected with the PCBA modules, the connection plug and the inner core set four road ports, the four of the connection plug respectively
Individual lock pin terminal inserts TOSA and ROSA ports respectively, and the TOSA and ROSA are respectively set to SC interfaces, the TOSA and
ROSA lock pin is single mode lock pin, and four terminals of the connection plug are simultaneously single mode lock pin.
Further, screw connection is passed through between the shell and the inner core.
Further, lid and the inner core lower cover are symmetrical arranged on the inner core middle cover on the inner core.
Further, the afterbody of the PCBA modules is connected with afterbody rigid-flex.
Further, the PCBA modules are by protecting fixed cover to be fixed on the interior in-core.
Further, the protection fixed cover passes through screw connection with the inner core.
Compared with prior art, the present invention realizes that the beneficial effect of the structure of four road optical transports is：Using four road SC interfaces
To ensure to dock reliability；Multichannel light docking single-mode optical module is changed to by single channel multi-mode optical module；By traditional electricity
Transmission signal is changed to optical signal transmission, realizes four road single mode optical signal transmissions, and small volume, density are high, docking operation light work(
Rate is stable, reliability is stable.
Brief 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.
Label is as follows in figure：
1st, plug is connected, 2, shell, 3, inner core, 4, cover on inner core, 5, afterbody rigid-flex, 6, protection fixed cover, 7, TOSA, 8,
ROSA, 9, PCBA modules, 10, inner core middle cover, 11, inner core lower cover.
Embodiment
Fig. 1 to Fig. 3, a kind of structure for realizing four road optical transports are referred to, including connects plug 1, be set in connection plug 1
Interior shell 2, the inner core 3 being set in shell 2, by screw connection between shell 2 and inner core 3, provided with inner core in inner core 3
Lid 4, inner core middle cover 10 and inner core lower cover 11, inner core middle cover 10 are located on inner core between lid 4 and inner core lower cover 11, lid 4 on inner core
It is symmetrical arranged with inner core lower cover 11 on inner core middle cover 10.
PCBA modules 9 are additionally provided with inner core 3, PCBA modules 9 include two symmetrical PCBA, and a PCBA is located at interior respectively
On core between lid 4 and inner core middle cover 10, another PCBA is located between inner core middle cover 10 and inner core lower cover 11, is also set in inner core 3
There are two TOSA（Light emission secondary module）7 and two ROSA（Light-receiving secondary module）8, two TOSA7 and two ROSA8 with
PCBA modules 9 are connected, and two TOSA are located on two PCBA respectively, and two ROSA are located on two PCBA respectively.
The afterbody of PCBA modules 9 is connected with afterbody rigid-flex 5, and PCBA modules 9 are by protecting fixed cover 6 to be fixed on inner core 3
Interior, protection fixed cover 6 passes through screw connection with inner core 3.
Connection plug 1 and inner core 3 set four road ports respectively, and being changed to optical fiber from original electrical transmission signal wire interface connects
Mouthful, while being also changed to four tunnel optical signal transmissions from original single channel transmission；Four lock pin terminals of connection plug 1 are inserted respectively
Enter TOSA and ROSA ports, to realize optical signal transmission；TOSA, ROSA are respectively set to SC interfaces, to ensure that docking stabilization can
Lean on；TOSA, ROSA lock pin are single mode lock pin, and four terminals for connecting plug 1 are simultaneously single mode lock pin, to realize that single mode signal is passed
It is defeated.
The external diameters of ROSA metabs reduces simultaneously with endoporus, with the space of increase, metab endoporus in ROSA and
PIN-TIA coordinates for small―gap suture.
PD is met when coupling after responsiveness requirement, using 353ND glue+UV glue precuring, will when responsiveness satisfaction is required
ROSA takes out from tool, carries out high-temperature baking, UV glue in ROSA is removed, and carries out second of 353ND glue hot setting.
The size that TOSA metabs coordinate with TO, is designed as tight fit, and the hole of metab is less than the external diameter of TO bases.
The size that tube core and lock pin are coordinated, is designed as loose fit, and the internal diameter of tube core is more than the external 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 chuck of coupling tool, will be fixed in metal die
Fiber device coupling tool 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 the person of ordinary skill of the art, not
On the premise of departing from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
Enclose.
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 is provided with lid, inner core middle cover and inner core lower cover, the inner core on inner core
Middle cover is located on the inner core between lid and the inner core lower cover, and the interior in-core is additionally provided with PCBA modules, and the interior in-core is also
Provided with two TOSA and two ROSA, two TOSA and two ROSA are connected with the PCBA modules, the company
Plug and the inner core set four road ports respectively, and four lock pin terminals of the connection plug insert 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 simultaneously single mode lock pin.
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：Covered and described interior on the inner core
Core lower cover is symmetrical arranged on the inner core middle cover.
4. the structure according to claim 1 for realizing four road optical transports, it is characterised in that：The afterbody of the PCBA modules connects
It is connected to afterbody 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
Fixed cover is fixed on the interior in-core.
6. the structure according to claim 1 for realizing four road optical transports, it is characterised in that：It is described protection fixed cover 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 true CN107121739A (en) | 2017-09-01 |
| CN107121739B CN107121739B (en) | 2018-10-30 |
Family
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 (5)
| 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 |
| JP2014503857A (en) * | 2011-01-21 | 2014-02-13 | フィニサー コーポレイション | Multi-laser transmitter optical subassembly and photoelectric transceiver module |
| 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 |
-
2017
- 2017-06-23 CN CN201710483272.5A patent/CN107121739B/en active Active
Patent Citations (5)
| 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 |
| JP2014503857A (en) * | 2011-01-21 | 2014-02-13 | フィニサー コーポレイション | Multi-laser transmitter optical subassembly and photoelectric transceiver module |
| 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 |
|---|---|
| CN107121739B (en) | 2018-10-30 |
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