CN206162868U - A photoelectric converter subassembly for ocean geophysical exploration - Google Patents
A photoelectric converter subassembly for ocean geophysical exploration Download PDFInfo
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- CN206162868U CN206162868U CN201620751781.2U CN201620751781U CN206162868U CN 206162868 U CN206162868 U CN 206162868U CN 201620751781 U CN201620751781 U CN 201620751781U CN 206162868 U CN206162868 U CN 206162868U
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- optoelectronic transceivers
- serializer
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Abstract
The utility model discloses a photoelectric converter subassembly for ocean geophysical exploration, including lead -in cable, first converter and second converter, the both ends of lead -in cable are connected with the first converter and the second converter that are used for changing the photosignal respectively, the utility model discloses a set up first converter and second converter, the both ends of having guaranteed the lead -in cable with the deck cable, the tow -cable is nimble under water is connected, has effectively overcome the traditional single difficult problem of photoelectric converter subassembly closure, through adopt the armor optical cable in the lead -in cable, realized the data transmission of up -downgoing full duplex, remedied traditional slower defect of lead -in cable cable data transmission.
Description
Technical field
The utility model is related to a kind of opto-electronic conversion device assembly for offshore geophysical prospecting, belongs to optical-electrical converter
Technical field.
Background technology
In ocean earth field, in order to reduce the impact of various water surface noises and stern noise to towing cable system, in towing cable
Generally connect one section of long lead-in cable between system and deck cable.However, because electric signal cannot long range propagation, it is front
Leading section needs to carry out data transmission by optical fiber, therefore, need to be respectively mounted optical-electrical converter in the rear and front end of lead-in cable, use
In the rear and front end signal conversion for completing lead-in cable.
Currently existing scheme adopts lead-in cable, electrical to optical converter, three module independent designs of optical-electrical converter mostly, in engineering
Using when, three must be linked in sequence according to electrical to optical converter, lead-in cable, optical-electrical converter, and the photoelectricity that three is constituted
During converter assembly transmission signal, direction is single, i.e., one end of electrical to optical converter must connect deck cable, optical-electrical converter
One end must connect underwater towing line system, and this just increased complexity to practical engineering application, reduce the easy behaviour of engineer applied
The property made.
Utility model content
Technology solve problem of the present utility model is：The deficiencies in the prior art, the utility model are overcome to provide a kind of use
The opto-electronic conversion device assembly of Yu Haiyang geophysical exploration, by arranging the first converter and the second converter, it is ensured that leading
The two ends of section are flexibly connected with deck cable, underwater towing line, effectively overcome traditional opto-electronic conversion device assembly closure list
One difficult problem；By adopting armored optical cable in lead-in cable, the data transfer of up-downgoing full duplex is realized, be compensate for traditional
Lead-in cable cable data transmits slower defect.
Technical solution of the present utility model is：
A kind of opto-electronic conversion device assembly for offshore geophysical prospecting, including lead-in cable, the first converter and second
Converter；The two ends of lead-in cable are connected respectively with the first converter and the second converter that are used to change photosignal.
In a kind of above-mentioned opto-electronic conversion device assembly for offshore geophysical prospecting, the first converter includes first
Serializer, the first deserializer and the first optoelectronic transceivers；Deck cable or underwater towing line unstring respectively with the first serializer, first
Device connects, and the first serializer and the first deserializer be connecteds with the first optoelectronic transceivers, the first optoelectronic transceivers and lead-in cable
One end connects.
Second converter includes the second serializer, the second deserializer and the second optoelectronic transceivers；Underwater towing line or deck electricity
Cable is connected respectively with the second serializer, the second deserializer, and the second serializer and the second deserializer connect with the second optoelectronic transceivers
Connect, the second optoelectronic transceivers are connected with one end of lead-in cable.
Lead-in cable inside adopts armored optical cable.
Number of fibers is no less than 2 in armored optical cable inside lead-in cable.
Pass through twisted pair line connection between first serializer, the first deserializer and the first optoelectronic transceivers.
Pass through twisted pair line connection between second serializer, the second deserializer and the second optoelectronic transceivers.
The optical fiber interface of the first optoelectronic transceivers and the second optoelectronic transceivers using double fibre interfaces, receive by first photoelectricity
The optical fiber of device and the connection of the second optoelectronic transceivers is sent out using single-mode fiber or multimode fibre.
The utility model beneficial effect compared with prior art is：
1st, the utility model is by arranging the first converter and the second converter, it is ensured that the two ends of lead-in cable and deck electricity
Cable, underwater towing line flexibly connect, and effectively overcome the single difficult problem of traditional opto-electronic conversion device assembly closure.
2nd, the utility model realizes the data transfer of up-downgoing full duplex by adopting armored optical cable in lead-in cable,
Compensate for traditional lead-in cable cable data and transmit slower defect.
3rd, the first converter of the present utility model and the second converter, without fixed directionality, can be easy to transposition
The flexible transmission of signal, simplifies the process of engineer applied.
4th, the utility model compact overall structure, it is adaptable to various working environments, still can be good under complex working condition
Operating, with highly versatile, it is applied widely the characteristics of.
5th, the first converter of the present utility model and the second converter are identical, it is easy to operate, general convenient, effectively contracting
The short construction cycle of opto-electronic conversion device assembly.
6th, the first serializer of the present utility model, the first deserializer, the first optoelectronic transceivers, the second serializer, the second solution
String device and the second optoelectronic transceivers are standard component, without the need for special, and be easy to keep in repair and change, and significantly reduce and produce into
This.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model embodiment one
Fig. 2 is the utility model the first converter structure figure
Fig. 3 is the utility model the second converter structure figure
Fig. 4 is the schematic diagram of the utility model embodiment two
Wherein：1 lead-in cable；2 first converters；3 second converters；201 first serializers；202 first deserializers；203
First optoelectronic transceivers；301 second serializers；302 second deserializers；303 second optoelectronic transceivers；
Specific embodiment
To make scheme of the present utility model more understand, below in conjunction with the accompanying drawings explanation and specific embodiment are to the utility model
It is further described：
Embodiment one：
As Figure 1-3, a kind of opto-electronic conversion device assembly for offshore geophysical prospecting, including lead-in cable 1, first
The converter 3 of converter 2 and second；The two ends of lead-in cable 1 respectively with for change photosignal the first converter 2 and second turn
Parallel operation 3 connects.
Preferably, the first converter 2 includes the first serializer 201, the first deserializer 202 and the first optoelectronic transceivers 203；
Deck cable is connected respectively with the first serializer 201, the first deserializer 202, and the first serializer 201 and the first deserializer 202 are equal
It is connected with the first optoelectronic transceivers 203, the first optoelectronic transceivers 203 are connected with one end of lead-in cable 1.
Second converter 3 includes the second serializer 301, the second deserializer 302 and the second optoelectronic transceivers 303；Drag under water
Cable is connected respectively with the second serializer 301, the second deserializer 302, and the second serializer 301 and the second deserializer 302 are with second
Optoelectronic transceivers 303 connect, and the second optoelectronic transceivers 303 are connected with the other end of lead-in cable 1.
The inside of lead-in cable 1 adopts armored optical cable.
Number of fibers is set to 2 in armored optical cable inside lead-in cable 1.
Connected by high speed twisted-pair feeder between first serializer 201, the first deserializer 202 and the first optoelectronic transceivers 203
Connect.
Connected by high speed twisted-pair feeder between second serializer 301, the second deserializer 302 and the second optoelectronic transceivers 303
Connect.
The optical fiber interface of the first optoelectronic transceivers 203 and the second optoelectronic transceivers 303 using double fibre interfaces, described first
The optical fiber of the connection of 203 and second optoelectronic transceivers of optoelectronic transceivers 303 is using single-mode fiber or multimode fibre.
Embodiment two：
As in Figure 2-4, a kind of opto-electronic conversion device assembly for offshore geophysical prospecting, including lead-in cable 1, first
The converter 3 of converter 2 and second；The two ends of lead-in cable 1 respectively with for change photosignal the first converter 2 and second turn
Parallel operation 3 connects.
Preferably, the first converter 2 includes the first serializer 201, the first deserializer 202 and the first optoelectronic transceivers 203；
Underwater towing line is connected respectively with the first serializer 201, the first deserializer 202, and the first serializer 201 and the first deserializer 202 are equal
It is connected with the first optoelectronic transceivers 203, the first optoelectronic transceivers 203 are connected with one end of lead-in cable 1.
Second converter 3 includes the second serializer 301, the second deserializer 302 and the second optoelectronic transceivers 303；Deck electricity
Cable is connected respectively with the second serializer 301, the second deserializer 302, and the second serializer 301 and the second deserializer 302 are with second
Optoelectronic transceivers 303 connect, and the second optoelectronic transceivers 303 are connected with the other end of lead-in cable 1.
The inside of lead-in cable 1 adopts armored optical cable.
Number of fibers is set to 2 in armored optical cable inside lead-in cable 1.
Connected by high speed twisted-pair feeder between first serializer 201, the first deserializer 202 and the first optoelectronic transceivers 203
Connect.
Connected by high speed twisted-pair feeder between second serializer 301, the second deserializer 302 and the second optoelectronic transceivers 303
Connect.
The optical fiber interface of the first optoelectronic transceivers 203 and the second optoelectronic transceivers 303 using double fibre interfaces, described first
The optical fiber of the connection of 203 and second optoelectronic transceivers of optoelectronic transceivers 303 is using single-mode fiber or multimode fibre.
Operation principle of the present utility model is：
First converter 2 and the second converter 3 are connected to into the two ends of lead-in cable 1, the control of deck cable transmission
Signal carries out preemphasis and equilibrium treatment by the first serializer 201 of the first converter 2, the low-voltage differential signal after process
The first optoelectronic transceivers 203 are passed to by high speed twisted-pair feeder to be changed, the optical signal after conversion is passed to by lead-in cable 1
Second optoelectronic transceivers 303 are changed, and the electric signal after conversion passes to the second deserializer 302 and carries out by high speed twisted-pair feeder
Process, the signal transmission after process is to underwater towing line.
The signal of underwater towing line transmission carries out preemphasis and equilibrium treatment by the second serializer 301 of the second converter 3,
Low-voltage differential signal after process passes to the second optoelectronic transceivers 303 by high speed twisted-pair feeder, and the optical signal after conversion leads to
Cross lead-in cable 1 and pass to the first optoelectronic transceivers 203 and changed, the positive emitter coupled logic (ECL) signal of the low pressure after conversion passes through
High speed twisted-pair feeder passes to the first deserializer 202 and is processed, and the signal transmission after process gives deck cable.
The content not described in detail in the utility model specification is known to the skilled person technology.
Claims (7)
1. a kind of opto-electronic conversion device assembly for offshore geophysical prospecting, it is characterised in that：Including lead-in cable (1), first
Converter (2) and the second converter (3)；The two ends of lead-in cable (1) respectively with for changing first converter (2) of photosignal
With the second converter (3) connection.
2. a kind of opto-electronic conversion device assembly for offshore geophysical prospecting according to claim 1, it is characterised in that：
First converter (2) includes the first serializer (201), the first deserializer (202) and the first optoelectronic transceivers (203)；First
Plate cable or underwater towing line are connected respectively with the first serializer (201), the first deserializer (202), the first serializer (201) and
One deserializer (202) is connected with the first optoelectronic transceivers (203), one end of the first optoelectronic transceivers (203) and lead-in cable (1)
Connection, the optical fiber interface of the first optoelectronic transceivers (203) is using double fibre interfaces, the light that the first optoelectronic transceivers (203) are connected
Fibre is using single-mode fiber or multimode fibre.
3. a kind of opto-electronic conversion device assembly for offshore geophysical prospecting according to claim 1, it is characterised in that：
Second converter (3) includes the second serializer (301), the second deserializer (302) and the second optoelectronic transceivers (303)；Water
Lower towing cable or deck cable are connected respectively with the second serializer (301), the second deserializer (302), the second serializer (301) and
Two deserializers (302) are connected with the second optoelectronic transceivers (303), one end of the second optoelectronic transceivers (303) and lead-in cable (1)
Connection, the optical fiber interface of the second optoelectronic transceivers (303) is using double fibre interfaces, the light that the second optoelectronic transceivers (303) are connected
Fibre is using single-mode fiber or multimode fibre.
4. a kind of opto-electronic conversion device assembly for offshore geophysical prospecting according to claim 2, it is characterised in that：
First serializer (201), between the first deserializer (202) and the first optoelectronic transceivers (203) pass through twisted pair line connection.
5. a kind of opto-electronic conversion device assembly for offshore geophysical prospecting according to claim 3, it is characterised in that：
Second serializer (301), between the second deserializer (302) and the second optoelectronic transceivers (303) pass through twisted pair line connection.
6. a kind of opto-electronic conversion device assembly for offshore geophysical prospecting according to claim 3, it is characterised in that：
Armored optical cable is adopted inside the lead-in cable (1).
7. a kind of opto-electronic conversion device assembly for offshore geophysical prospecting according to claim 6, it is characterised in that：
Number of fibers is no less than 2 in the internal armored optical cable of the lead-in cable (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620751781.2U CN206162868U (en) | 2016-07-15 | 2016-07-15 | A photoelectric converter subassembly for ocean geophysical exploration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620751781.2U CN206162868U (en) | 2016-07-15 | 2016-07-15 | A photoelectric converter subassembly for ocean geophysical exploration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206162868U true CN206162868U (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620751781.2U Active CN206162868U (en) | 2016-07-15 | 2016-07-15 | A photoelectric converter subassembly for ocean geophysical exploration |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019637A (en) * | 2022-01-06 | 2022-02-08 | 中海油田服务股份有限公司 | Dragging leading cable |
-
2016
- 2016-07-15 CN CN201620751781.2U patent/CN206162868U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019637A (en) * | 2022-01-06 | 2022-02-08 | 中海油田服务股份有限公司 | Dragging leading cable |
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