CN104614816B - Electro-optic conversion adapter - Google Patents
Electro-optic conversion adapter Download PDFInfo
- Publication number
- CN104614816B CN104614816B CN201510031864.4A CN201510031864A CN104614816B CN 104614816 B CN104614816 B CN 104614816B CN 201510031864 A CN201510031864 A CN 201510031864A CN 104614816 B CN104614816 B CN 104614816B
- Authority
- CN
- China
- Prior art keywords
- laser instrument
- printed board
- electro
- connector shell
- conversion adapter
- 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.)
- Expired - Fee Related
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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4296—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources
-
- 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
- G02B6/4274—Electrical aspects
- G02B6/428—Electrical aspects containing printed circuit boards [PCB]
- G02B6/4281—Electrical aspects containing printed circuit boards [PCB] the printed circuit boards being flexible
-
- 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
- G02B6/4286—Optical modules with optical power monitoring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The present invention relates to electro-optic conversion adapter, including connector shell, connector shell is provided with at least one front end for the laser instrument docked with the light contact of the corresponding adaptive joints of optical fibre, in connector shell, the rear side in laser instrument is provided with electrooptic conversion module, and electrooptic conversion module has the signal output part being connected with described laser instrument rear end and for the signal input part accessed with corresponding electric signal.The present invention solves and causes because arranging electrooptic conversion module in user's printed board electrooptic conversion module to take user's printed board space in prior art and problem that device interior is inconvenient to arrange optical cable.
Description
Technical field
The present invention relates to a kind of electro-optic conversion adapter.
Background technology
Using optical signal transmission height digital signal is the development trend that current signal transmits, therefore the electro-optic device that can convert electrical signals to optical signal it is accomplished by realize the conversion between the signal of telecommunication and optical signal, current electro-optic device is as shown in Figure 1: include the adapter 102 on the cabinet panel 103 for being arranged at relevant device and for being arranged at the electrooptic conversion module 105 of device interior, electrooptic conversion module is arranged in user's printed board 106 of device interior, the electric signal input end of electrooptic conversion module is connected with the circuit in user's printed board, the light signal output end of electrooptic conversion module is connected with adapter by optical cable 104.Figure item 101 represents the plug with adapter 102 adaptation.Existing this electro-optic device there is a problem in that electrooptic conversion module needs to occupy the cloth board space of user's printed board, electrooptic conversion module belongs to heater element, need to consider the heat dissipation problem of electrooptic conversion module, apply to the opto-electronic conversion of high speed signal and bring certain difficulty, also need between adapter and electrooptic conversion module, arrange optical cable simultaneously, optical cable can arbitrarily bend unlike cable, owing to the space of device interior own is the most very limited, optical cable is very easy to fracture in device interior wiring process, for the cabinet equipment that space requirement is compact, in cabinet, the wiring of optical cable realizes more difficulty；Electrooptic conversion module cannot use Reflow Soldering, needs to use the form of manual welding to be welded in printed board by electrooptic conversion module after printed board paster completes, adds the use difficulty of electrooptic conversion module, and soldering reliability is the highest simultaneously.
Summary of the invention
It is an object of the invention to provide a kind of electro-optic conversion adapter being capable of between the signal of telecommunication and optical signal conversion, with the problem solving to cause because electrooptic conversion module need to be arranged in user's printed board in prior art electrooptic conversion module to take user's printed board space and device interior is inconvenient to arrange optical cable.
In order to solve the problems referred to above, the technical scheme is that
Electro-optic conversion adapter, including connector shell, connector shell is provided with at least one front end for the laser instrument docked with the light contact of the corresponding adaptive joints of optical fibre, in connector shell, the rear side in laser instrument is provided with electrooptic conversion module, and electrooptic conversion module has the signal output part being connected with described laser instrument rear end and for the signal input part accessed with corresponding electric signal.
Described laser instrument has at least two, each laser instrument is arranged on described connector shell by laser instrument keeper, laser instrument keeper include the middle front end keeping body and axis to extend along the longitudinal direction for the described adaptive joints of optical fibre to slotting holding set, described holding set is fixed on described connector shell, body is kept to be fixedly installed in the described endoporus keeping set in the middle of described, around being provided at circumferentially spaced the installing hole extended along the longitudinal direction with described laser instrument axis one to one on middle holding body, each laser instrument is respectively arranged in corresponding installing hole.
Laser instrument keeper also includes being fixed on the fixation clip keeping body front end in the middle of described, offer the spacing hole extended along the longitudinal direction with described laser instrument axis one to one on fixation clip around circumference, each laser instrument all offers and is loaded on the positioning ring groove on corresponding spacing hole for limiting card.
Described electrooptic switching element includes front printed board that time interval arranges and rear printed board, described signal input part is arranged in described rear printed board, described signal output part is arranged in described front printed board, connecting between forward and backward printed board and have connection bridge plate, the printed circuit board in forward and backward printed board connects by connecting the bridge plate circuit on bridge plate.
Described connection bridge plate is can the flexible board of bending.
The rear end of described laser instrument is provided with the laser pin being welded to connect with the signal output part in described front printed board.
Described electrooptic switching element also includes the detector being arranged on described laser instrument, and the rear end of described detector is provided with the detector pin being connected with described front soldering of printed boards.
Described forward and backward printed board is arranged on described connector shell by metal rack, and metal rack is connected with forward and backward printed board heat conduction, and connector shell is made up of metal material, and metal rack is connected with connector shell heat conduction.
The electrical socket for corresponding plug grafting that grafting direction extends along the longitudinal direction it is provided with on described signal input part.
The rear end of described connector shell is provided with rear end cap, is provided with rubber blanket between described rear end cap and described plug.
When the invention have the benefit that use, this electro-optic conversion adapter is installed on cabinet panel, by signal of telecommunication Transmission Part, the signal of telecommunication in user's printed board in equipment is imported on the signal input part of electrooptic conversion module, then optical signal directly exports through laser instrument, electrooptic switching element and laser instrument are integrated on an electro-optic conversion adapter, so electrooptic switching element would not take the space of user's printed board, is also not required to arrange optical fiber between user's printed board and electro-optic conversion adapter simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art in the present invention；
Fig. 2 is the structural representation of one embodiment of the present of invention；
Fig. 3 be in Fig. 2 connector shell and laser instrument keep body coordinate schematic diagram；
Fig. 4 be in Fig. 2 connector shell and electrooptic conversion module coordinate schematic diagram；
Fig. 5 is the structural representation of forward and backward printed board in Fig. 4；
Fig. 6 be in Fig. 2 laser instrument and laser instrument keep body coordinate schematic diagram；
Fig. 7 is the exploded view of Fig. 6；
Fig. 8 is the use state diagram of Fig. 2；
Fig. 9 is the axonometric chart of Fig. 8；
Figure 10 is Fig. 8 with the adaptive joints of optical fibre to the structural representation after inserting.
Detailed description of the invention
nullThe enforcement of electro-optic conversion adapter is such as shown in Fig. 2 ~ 10: electricity conversion connector 22 includes the connector shell 7 being made up of metal material，Connector shell 7 is provided with four front ends for the laser instrument 2 docked with the light contact of the corresponding adaptive joints of optical fibre by laser instrument keeper，In connector shell, the rear side in laser instrument is provided with electrooptic conversion module，Electrooptic conversion module includes front printed board 3 and the rear printed board 5 that time interval arranges，It is provided with, in front printed board 3, the signal output part being connected with laser instrument，The signal input part accessed for corresponding electric signal it is provided with in rear printed board 5，Before、Connect between rear printed board and have connection bridge plate 4，Connecting bridge plate is can the flexible board of bending，Before、Printed circuit board in rear printed board connects by connecting the bridge plate circuit on bridge plate，Before、Metal rack 8 it is provided with between rear printed board，Metal rack 8 is with front、Rear printed board thermal contact conductance connects，Metal rack 8 is fixed on connector shell 7，Metal rack is connected with connector shell thermal contact conductance.nullLaser instrument keeper include middle keep that body 14 and axis extend along the longitudinal direction for the adaptive joints of optical fibre to slotting holding set 6，Set is kept to keep set screw 12 to be fixed on connector shell by multiple around circumferentially spaced，Middle holding body 14 is by overlapping in the endoporus that axially arranged axial bolt 1 is fixed on holding set 6 along holding，Around being provided at circumferentially spaced the installing hole 16 extended along the longitudinal direction with laser instrument 2 axis one to one on middle holding body 14，Each laser instrument is respectively arranged in corresponding installing hole，Laser instrument keeper also includes being fixed on the middle fixation clip 10 keeping body front end，Offer the spacing hole extended along the longitudinal direction with laser instrument axis one to one around circumference on fixation clip，All offer on each laser instrument and be loaded on the positioning ring groove 15 on corresponding spacing hole for limiting card，Laser instrument is moved axially spacing by fixation clip 10.The rear end of laser instrument is provided with the laser pin 11 being welded to connect with the signal output part in front printed board, electrooptic switching element also includes the detector being arranged on corresponding laser instrument, and the rear end of detector is provided with the detector pin being weldingly connected with the printed circuit board in front printed board.Being provided with the electrical socket 13 for corresponding plug grafting that grafting direction extends along the longitudinal direction on signal input part, the rear end of connector shell is provided with rear end cap 9 by screw, is provided with rubber blanket 20 between rear end cap 9 and plug.In figure, 21 represent the adaptive joints of optical fibre i.e. optical plug adaptive with this electro-optic conversion adapter.
In use, this electro-optic conversion adapter 22 is fixed on the cabinet panel of equipment, by flexible printed circuit 17, user's printed board is connected with the electrical socket in rear printed board 5, the two ends of flexible printed circuit are respectively arranged with plug, one of them plug is the first plug 18 being electrically connected with the electrical socket grafting in user's printed board, another one plug is the second plug 19 being electrically connected with the electrical socket grafting in rear printed board, after electrical socket grafting on the second plug with rear printed board, by fixing screw, rear end cap 9 is fixed on the tail end of connector shell, rear end cap compresses the second plug to realize reliably being seated of the second plug by rubber blanket.The signal of telecommunication that detector detects feeds back to printed circuit board and processes, and signal after treatment is transferred to laser instrument, thus realizes the conversion between the signal of telecommunication and optical signal.Detector is arranged on corresponding laser instrument, contribute to saving space, other device of electrooptic switching element is respectively arranged in forward and backward printed board, so can further reduce the physical dimension of whole electric connector, metal rack had both played the effect of fixing forward and backward printed board, played again conductive force, and the heat production of forward and backward printed board can directly be led away by cabinet panel through connector shell, while ensure that the radiating effect of whole product, reduce heat dissipation design difficulty.In other embodiments of the invention: the number of laser instrument can also be configured as required, for example, one, two or other number；Laser instrument keeper can also be other structure, such as keeping set, middle holding body to be wholely set, now fixation clip can not set, restriction laser instrument is set in the front end keeping body and moves the limited step of the limit forward, keep in centre the rear end of body that pressing plate or snap ring are set and move backwards to limit laser instrument；To adapter dimensional requirement the highest time, each device of electrooptic conversion module can be arranged in a printed board, and now detector can also be arranged in this printed board；Laser pin can also be without setting, and now laser instrument can be connected with signal output part by wire；Electrical socket in rear printed board can also be without setting, after now can realizing introducing the signal of telecommunication of user's printed board by welding lead on signal input part in printed board；Flexible printed circuit can also be replaced by wire or other signal of telecommunication Transmission Part.
Claims (9)
- null1. electro-optic conversion adapter，It is characterized in that: include connector shell，Connector shell is provided with at least one front end for the laser instrument docked with the light contact of the corresponding adaptive joints of optical fibre，In connector shell, the rear side in laser instrument is provided with electrooptic conversion module，Electrooptic conversion module has the signal output part being connected with described laser instrument rear end and for the signal input part accessed with corresponding electric signal，Described laser instrument has at least two，Each laser instrument is arranged on described connector shell by laser instrument keeper，Laser instrument keeper include the middle front end keeping body and axis to extend along the longitudinal direction for the described adaptive joints of optical fibre to slotting holding set，Described holding set is fixed on described connector shell，Body is kept to be fixedly installed in the described endoporus keeping set in the middle of described，Around being provided at circumferentially spaced the installing hole extended along the longitudinal direction with described laser instrument axis one to one on middle holding body，Each laser instrument is respectively arranged in corresponding installing hole.
- Electro-optic conversion adapter the most according to claim 1, it is characterized in that: laser instrument keeper also includes being fixed on the fixation clip keeping body front end in the middle of described, offer the spacing hole extended along the longitudinal direction with described laser instrument axis one to one on fixation clip around circumference, each laser instrument all offers and is loaded on the positioning ring groove on corresponding spacing hole for limiting card.
- Electro-optic conversion adapter the most according to claim 1, it is characterized in that: electrooptic switching element includes front printed board that time interval arranges and rear printed board, described signal input part is arranged in described rear printed board, described signal output part is arranged in described front printed board, connecting between forward and backward printed board and have connection bridge plate, the printed circuit board in forward and backward printed board connects by connecting the bridge plate circuit on bridge plate.
- Electro-optic conversion adapter the most according to claim 3, it is characterised in that: described connection bridge plate is can the flexible board of bending.
- Electro-optic conversion adapter the most according to claim 3, it is characterised in that: the rear end of described laser instrument is provided with the laser pin being welded to connect with the signal output part in described front printed board.
- Electro-optic conversion adapter the most according to claim 5, it is characterised in that: described electrooptic switching element also includes the detector being arranged on described laser instrument, and the rear end of described detector is provided with the detector pin being connected with described front soldering of printed boards.
- Electro-optic conversion adapter the most according to claim 3, it is characterized in that: described forward and backward printed board is arranged on described connector shell by metal rack, metal rack is connected with forward and backward printed board heat conduction, connector shell is made up of metal material, and metal rack is connected with connector shell heat conduction.
- 8. according to the electro-optic conversion adapter described in claim 1 ~ 7 any one, it is characterised in that: it is provided with the electrical socket for corresponding plug grafting that grafting direction extends along the longitudinal direction on described signal input part.
- Electro-optic conversion adapter the most according to claim 8, it is characterised in that: the rear end of described connector shell is provided with rear end cap, is provided with rubber blanket between described rear end cap and described plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031864.4A CN104614816B (en) | 2015-01-22 | 2015-01-22 | Electro-optic conversion adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031864.4A CN104614816B (en) | 2015-01-22 | 2015-01-22 | Electro-optic conversion adapter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104614816A CN104614816A (en) | 2015-05-13 |
| CN104614816B true CN104614816B (en) | 2016-12-07 |
Family
ID=53149344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510031864.4A Expired - Fee Related CN104614816B (en) | 2015-01-22 | 2015-01-22 | Electro-optic conversion adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104614816B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110187451B (en) * | 2018-11-30 | 2021-02-05 | 中航光电科技股份有限公司 | SFP photoelectric conversion module |
| CN110190436B (en) * | 2018-11-30 | 2021-02-05 | 中航光电科技股份有限公司 | Photoelectric conversion module adapting socket and connector |
| CN110187450B (en) * | 2018-11-30 | 2021-02-05 | 中航光电科技股份有限公司 | Equipment box and box body thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW530952U (en) * | 2000-07-27 | 2003-05-01 | Hon Hai Prec Ind Co Ltd | Optical transceiver housing having resilient latches optionally attached thereof |
| JP4494668B2 (en) * | 2001-04-27 | 2010-06-30 | 古河電気工業株式会社 | connector |
| CN201886179U (en) * | 2010-09-17 | 2011-06-29 | 武汉电信器件有限公司 | Plug-in photoelectric module positioning device |
| CN102116914B (en) * | 2011-03-04 | 2012-12-19 | 中国电子科技集团公司第八研究所 | Miniaturized double-path optical module |
| JP5376617B2 (en) * | 2011-09-13 | 2013-12-25 | 日立金属株式会社 | Photoelectric conversion module |
-
2015
- 2015-01-22 CN CN201510031864.4A patent/CN104614816B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104614816A (en) | 2015-05-13 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20190122 |