CN203416253U - Deep sea long-distance energy and two-path video signal mixed transmission system - Google Patents
Deep sea long-distance energy and two-path video signal mixed transmission system Download PDFInfo
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- CN203416253U CN203416253U CN201320373726.0U CN201320373726U CN203416253U CN 203416253 U CN203416253 U CN 203416253U CN 201320373726 U CN201320373726 U CN 201320373726U CN 203416253 U CN203416253 U CN 203416253U
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Abstract
The utility model diskloses a deep sea long-distance energy and two-path video signal mixed transmission system. In the prior art, energy and videos are separately transmitted or transmitted in a mixed way but a bad drive capability problem emerges in terms of energy transmission. After the drive capability is enhanced, problems characterized by low transmission rate, high error rate, etc. further emerge. The deep sea long-distance energy and two-path video signal mixed transmission system comprises a deck direct current source, a deck modem, a deck data coupler, a single-core coaxial cable, an underwater data coupler, an underwater modem, an underwater motor driver, a first underwater video server and a second underwater video server. By making full use of SHDSL broadband transmission technologies having the advantages of high transmission rate, long transmission distance, low dependence on transmission characteristics of transmission mediums, the deep sea long-distance energy and two-path video signal mixed transmission system can achieve long-distance relay-free real-time transmission of large-capacity video signals even in a bad deep sea working environment and acquire video signals characterized by complete color information, complete details and high clarity.
Description
Technical field
The utility model belongs to marine energy and information hybrid transmission technology field, is specifically related to a kind of deep-sea long-distance energy and two-way video-signal hybrid transmission system.
Background technology
Along with the pay attention to day by day of China to marine economy and Deep Sea Minerals exploitation, how to develop vision signal and the power source hybrid transmission technology of transmission range length, dependable performance, to obtain the focus that the various information in seabed is current ocean development.New a collection of deep-sea scientific investigation equipment comes into operation in succession as TV grab bucket, deep sea shallow brill, integrated towed body, the sampling of TV multitube etc., the work under bad environment of these equipment, when marine equipment transmits power source to underwater installation, also with underwater installation by coaxial cable have view data and control signal mutual.The current domestic overwhelming majority under water powerful device all adopts powered battery, and corresponding motor adopts brush motor, and view data and control signal are transferred to above-decks equipment by separate cable; Yet this mode exists more defect, as bulky in underwater battery, service time is limited, poor reliability, inefficiency, maintenance cost are high; Adopt the long Distance Transmission signal of signal transmission form that RS232 or RS485 etc. are conventional, the high fdrequency component decay in signal is serious, and video signal transmission quality is difficult to guarantee.High this present situation of, brush motor failure rate short for underwater power scarce capacity, signal transmission distance, has proposed the deep-sea long-distance energy and two-way video-signal hybrid transmission technology.This technology refers to by coaxial cable from deck to the underwater installation transmission power energy simultaneously, and can transmit data, order and realtime graphic information with cable, has also strengthened signal antijamming capability.
Summary of the invention
The utility model, for the deficiencies in the prior art, has proposed a kind of deep-sea long-distance energy and two-way video-signal hybrid transmission system.
The energy and a two-way video-signal hybrid transmission system, comprise deck DC power supply, deck modulator-demodulator, deck data coupler, single core coaxial cable, data coupler, modulator-demodulator, submersible machine driver, the first underwater video server and the second underwater video server under water under water; Described deck data coupler comprises low pass filter blocks and high pass filter block, and deck data coupler is identical with the structure of data coupler under water.
Deck monitor supervision platform adopts Ethernet interface RJ45 to be connected with deck modulator-demodulator, and deck modulator-demodulator adopts telephone line interface RJ11 to be connected with the high pass filter block of deck data coupler; Deck DC power supply is connected with the low pass filter blocks input of deck data coupler with the wire leading directly to; The signal output port of deck data coupler is connected by deep-sea single core coaxial cable with the signal input port of data coupler under water; Modulator-demodulator adopts telephone line interface RJ11 to be connected with data coupler under water under water; The first underwater video server and the second underwater video server all adopt Ethernet interface RJ45 to be connected with modulator-demodulator under water respectively; The video acquisition port of the first underwater video server and the second underwater video server is connected with Underwater Camera with Underwater Camera by video transmission line BJN interface respectively; The control signal port of submersible machine driver is connected with modulator-demodulator under water by Ethernet interface RJ45, its power input mouth is to be directly connected with the output port of the low pass filter of data coupler under water with wire, its level detection input port is connected with the hall signal output port of under-water DC brushless electric machine, and power stage port is also the directly corresponding connection of input port with under-water DC brushless electric machine by wire.
Described motor driver mainly comprises input protection and filtering port, driver inversion module, power module, main control module, level switch module, control signal circuit.Input protection and filtering port input are connected with the low pass filter blocks of data coupler under water, input protection is connected with the power input of driver inversion module with filtering port input, the driving signal input of driver inversion module is connected with the pwm signal output of main control module, the driving signal output part of driver inversion module is connected with the signal input part of under-water DC brushless electric machine, and the Hall element signal output part of under-water DC brushless electric machine is connected with main control module by level switch module; Main control module is connected with control signal circuit signal; Power module is given respectively input protection and filtering port, driver inversion module, main control module, control signal circuit supply.
Described deck modulator-demodulator comprises main controller, DSL transceiver module, Ethernet modular converter, analog front-end module and joint line module composition; Between main control module and DSL transceiver module, by data/address bus, be connected with address bus; Between main control module and Ethernet modular converter, adopt IC bus to carry out communication; Ethernet modular converter is connected by mode connected in series with DSL transceiver module, between DSL transceiver module and analog front-end module, adopts mode connected in series to be connected; The analog interface of analog front-end module is connected with joint line module.
The beneficial effects of the utility model are as follows: the deep-sea long-distance energy and two-way video-signal hybrid transmission system are key technologies in the deep ocean works such as deep-sea scientific investigation, geological prospecting, living resources collection, deep-sea salvaging.It not only successfully realizes the normal operation of two-path video, detecting real-time underwater environment; Also in the situation that not adding additional cable, cancel the high-power lithium battery under water of most of deep sea equipment, made the stable output of driven by motor high power load, reduced production cost and the maintenance cost of submarine system.Adopt power supply waterborne to replace expensive lithium battery, extended effective operation time, system can also realize the Monitoring and Controlling waterborne to underwater portion effectively.The data coupler of the utility model utilization design is selected the bandwidth of the signal transmission of wanting, can by the data couplings such as the power energy and video information and on coaxial cable mixed transport.The SHDSL modulator-demodulator that the utility model adopts, can pass through a single core coaxial cable, two-path video signal integrity is under water transferred to reliably waterborne, resists external interference simultaneously.The motor driver of the utility model design make motor in the complex environment at deep-sea efficiently, operation has great importance reliably; it can, by after the filtering of 300V direct current, protection, drive brshless DC motor to turn round under the load changing with constant rotating speed.
Accompanying drawing explanation
Fig. 1 is the structural representation of hybrid transmission system;
Fig. 2 is the structural representation of Fig. 1 middle deck data coupler;
Fig. 3 is the structural representation of submersible machine driver in Fig. 1;
Fig. 4 is the structural representation of Fig. 1 middle deck modulator-demodulator.
Embodiment
As shown in Figure 1 and Figure 2, a kind of deep-sea long-distance energy of the utility model and two-way video-signal hybrid transmission system, comprise deck DC power supply 1, deck modulator-demodulator 3, deck data coupler 4, single core coaxial cable 5, data coupler 6, modulator-demodulator 7, submersible machine driver 8, the first underwater video server 9 and the second underwater video server 10 under water under water; Described deck data coupler 4 comprises low pass filter blocks 4-1 and high pass filter block 4-2, and deck data coupler 4 is identical with the structure of data coupler 6 under water.
Deck monitor supervision platform 2 adopts Ethernet interface RJ45 to be connected with deck modulator-demodulator 3, and deck modulator-demodulator 3 adopts telephone line interface RJ11 to be connected with the high pass filter block 4-2 of deck data coupler 4; Deck DC power supply 1 is connected with the low pass filter blocks 4-1 input of deck data coupler 4 with the wire leading directly to; The signal output port of deck data coupler 4 is connected by deep-sea single core coaxial cable 5 with the signal input port of data coupler 6 under water; Modulator-demodulator 7 adopts telephone line interface RJ11 to be connected with data coupler 6 under water under water; The first underwater video server 9 and the second underwater video server 10 all adopt Ethernet interface RJ45 to be connected with modulator-demodulator 7 under water respectively; The video acquisition port of the first underwater video server 9 and the second underwater video server 10 is connected with Underwater Camera 13 with Underwater Camera 12 by video transmission line BJN interface respectively; The control signal port of submersible machine driver 8 is connected with modulator-demodulator 7 under water by Ethernet interface RJ45, its power input mouth is to be directly connected with the output port of the low pass filter of data coupler 6 under water with wire, its level detection input port is connected with the hall signal output port of under-water DC brushless electric machine 11, and power stage port is also the directly corresponding connection of input port with under-water DC brushless electric machine 11 by wire.
As shown in Figure 3, described motor driver 8 mainly comprises input protection and filtering port 8-1, driver inversion module 8-2, power module 8-3, main control module 8-4, level switch module 8-5, control signal circuit 8-6.Input protection and filtering port 8-1 input are connected with the low pass filter blocks of data coupler 6 under water, input protection is connected with the power input of driver inversion module 8-2 with filtering port 8-1 input, the driving signal input of driver inversion module 8-2 is connected with the pwm signal output of main control module 8-4, the driving signal output part of driver inversion module 8-2 is connected with the signal input part of under-water DC brushless electric machine 11, and the Hall element signal output part of under-water DC brushless electric machine 11 is connected with main control module 8-4 by level switch module 8-5; Main control module 8-4 is connected with control signal circuit 8-6 signal; Power module 8-3 gives respectively input protection and filtering port 8-1, driver inversion module 8-2, main control module 8-4, control signal circuit 8-6 power supply.
As shown in Figure 4, described deck modulator-demodulator 3 comprises that main controller 3-1, DSL transceiver module 3-2, Ethernet modular converter 3-3, analog front-end module 3-4 and joint line module 3-5 form; Between main control module 3-1 and DSL transceiver module 3-2, by data/address bus, be connected with address bus; Between main control module 3-1 and Ethernet modular converter 3-3, adopt I
2c bus is carried out communication; Ethernet modular converter 3-3 is connected by mode connected in series with DSL transceiver module 3-2, between DSL transceiver module 3-2 and analog front-end module 3-4, adopts mode connected in series to be connected; The analog interface of analog front-end module 3-4 is connected with joint line module 3-5.
Claims (1)
1. the deep-sea long-distance energy and a two-way video-signal hybrid transmission system, comprise deck DC power supply, deck modulator-demodulator, deck data coupler, single core coaxial cable, data coupler, modulator-demodulator, submersible machine driver, the first underwater video server and the second underwater video server under water under water; Described deck data coupler comprises low pass filter blocks and high pass filter block, and deck data coupler is identical with the structure of data coupler under water;
It is characterized in that: deck monitor supervision platform adopts Ethernet interface RJ45 to be connected with deck modulator-demodulator, deck modulator-demodulator adopts telephone line interface RJ11 to be connected with the high pass filter block of deck data coupler; Deck DC power supply is connected with the low pass filter blocks input of deck data coupler with the wire leading directly to; The signal output port of deck data coupler is connected by deep-sea single core coaxial cable with the signal input port of data coupler under water; Modulator-demodulator adopts telephone line interface RJ11 to be connected with data coupler under water under water; The first underwater video server and the second underwater video server all adopt Ethernet interface RJ45 to be connected with modulator-demodulator under water respectively; The video acquisition port of the first underwater video server and the second underwater video server is connected with Underwater Camera with Underwater Camera by video transmission line BJN interface respectively; The control signal port of submersible machine driver is connected with modulator-demodulator under water by Ethernet interface RJ45, its power input mouth is to be directly connected with the output port of the low pass filter of data coupler under water with wire, its level detection input port is connected with the hall signal output port of under-water DC brushless electric machine, and power stage port is also the directly corresponding connection of input port with under-water DC brushless electric machine by wire;
Described motor driver mainly comprises input protection and filtering port, driver inversion module, power module, main control module, level switch module, control signal circuit; Input protection and filtering port input are connected with the low pass filter blocks of data coupler under water, input protection is connected with the power input of driver inversion module with filtering port input, the driving signal input of driver inversion module is connected with the pwm signal output of main control module, the driving signal output part of driver inversion module is connected with the signal input part of under-water DC brushless electric machine, and the Hall element signal output part of under-water DC brushless electric machine is connected with main control module by level switch module; Main control module is connected with control signal circuit signal; Power module is given respectively input protection and filtering port, driver inversion module, main control module, control signal circuit supply;
Described deck modulator-demodulator comprises main controller, DSL transceiver module, Ethernet modular converter, analog front-end module and joint line module composition; Between main control module and DSL transceiver module, by data/address bus, be connected with address bus; Between main control module and Ethernet modular converter, adopt IC bus to carry out communication; Ethernet modular converter is connected by mode connected in series with DSL transceiver module, between DSL transceiver module and analog front-end module, adopts mode connected in series to be connected; The analog interface of analog front-end module is connected with joint line module.
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| CN201320373726.0U CN203416253U (en) | 2013-06-25 | 2013-06-25 | Deep sea long-distance energy and two-path video signal mixed transmission system |
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| CN201320373726.0U CN203416253U (en) | 2013-06-25 | 2013-06-25 | Deep sea long-distance energy and two-path video signal mixed transmission system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105005219A (en) * | 2015-06-08 | 2015-10-28 | 成都欧迅海洋工程装备科技有限公司 | Remote control system for marine drilling platform riser fill-up valve |
| CN105072303A (en) * | 2015-07-31 | 2015-11-18 | 国家海洋技术中心 | Modem for ocean data and electric energy hybrid transmission communication |
| CN106488094A (en) * | 2016-09-30 | 2017-03-08 | 浙江吉利控股集团有限公司 | Vehicle-mounted camera and the image transfer method based on this vehicle-mounted camera |
-
2013
- 2013-06-25 CN CN201320373726.0U patent/CN203416253U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105005219A (en) * | 2015-06-08 | 2015-10-28 | 成都欧迅海洋工程装备科技有限公司 | Remote control system for marine drilling platform riser fill-up valve |
| CN105072303A (en) * | 2015-07-31 | 2015-11-18 | 国家海洋技术中心 | Modem for ocean data and electric energy hybrid transmission communication |
| CN105072303B (en) * | 2015-07-31 | 2018-05-29 | 国家海洋技术中心 | A kind of oceanographic data and electric energy mixed transport communication modem |
| CN106488094A (en) * | 2016-09-30 | 2017-03-08 | 浙江吉利控股集团有限公司 | Vehicle-mounted camera and the image transfer method based on this vehicle-mounted camera |
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| 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: 20140129 Termination date: 20170625 |