CN201243366Y - Abyssal sea video detecting device - Google Patents
Abyssal sea video detecting device Download PDFInfo
- Publication number
- CN201243366Y CN201243366Y CNU2008201220329U CN200820122032U CN201243366Y CN 201243366 Y CN201243366 Y CN 201243366Y CN U2008201220329 U CNU2008201220329 U CN U2008201220329U CN 200820122032 U CN200820122032 U CN 200820122032U CN 201243366 Y CN201243366 Y CN 201243366Y
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- video
- optical transceiver
- underwater camera
- detection device
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Abstract
The utility model relates to a deep sea video detection device. Existing deep sea video detection devices fail to satisfy real-time transfer requirements of video signals with large data rate. A board integrated monitoring platform of the detection device is equipped with a plurality of video collection cards, whose video input interfaces are connected with a video output interface of a hybrid optical transmitter and receiver which is connected with a 10thousand-meter sheathed optical fiber towing hawser. The video input interface of the hybrid optical transmitter and receiver is connected with the video output interface of an underwater camera. The power source interface of the hybrid optical transmitter and receiver is connected with an underwater embedded measurement and control center which is connected with the underwater camera. The deep sea video detection device is capable of precisely observing various terrains, topographies, geologies and structures at the seabed with higher detection efficiency.
Description
Technical field
The utility model belongs to deep-sea image and video acquisition field, is specifically related to a kind of deep-sea video detection device that carries out data and energy hybrid transmission technology based on myriametre armored fiber optic towing cable.
Background technology
At present, the whole world begins to enter the new century of development and use ocean, scale ground, and who can grasp marine field, whose status that will have the initiative in the contention for resource in future.To obtain the habitata technology of seabed image or video data, no matter be, and then realize marine environmental protection scientific research of seas, still to the seabed resources exploration and development, all be vital.Deep-sea video detection system can directly observe scientific investigation personnel in ocean to seabed mima type microrelief, landforms and geologic feature, cooperate other seabeds to reconnoitre equipment (as location, sample devices under water) and can realize that also the fixed point by image visualization detected object surveys and sampling, thereby improve ability and the effect that seabottom geology is reconnoitred greatly.In the deep-sea detecting field, because deep-sea video detection system is in underwater environment for a long time, so be faced with serious problems such as deep-sea high pressure, temporary impact, deep-sea surge, localized hyperthermia, poor controllability, simultaneously because the video data volume of seabed multichannel camera is huge, the power consumption of shooting head lamp is also very big, so but require the video transmission medium to have the characteristics of long distance, the transmission of high bandwidth energy mix.The transmission range of transmission meanss such as RS232, RS485 and CAN bus and the demand that transmission rate can't satisfy deep-sea video detection system simultaneously.The transmission rate of underwater sound radio communication very low (a few kbps order of magnitude) is so also can't satisfy the video transmission demand.The cable analogue transmission is serious to the high fdrequency component in vision signal decay, and video transmission quality is difficult to guarantee, and transmission of Information such as control can produce serious the interference to transmission of video signals.Cable numeral baseband transmission is because without the signal modulation, if there is not repeater, signal is difficult to transmit larger distance.The cable count tone of Chinese characters keeps pouring in to fail and can carry out long-distance transmissions, but transmission rate is lower, and the error rate is very high, can't satisfy the vision signal real-time Transmission requirement of big data transfer rate.And optical fiber is more suitable for big capacity, high-quality video transmission at a distance than cable, but optic fibre force easily bends, and in a single day bending very easily produces loss and then causes transmission performance to decline to a great extent.And myriametre armored fiber optic towing cable can overcome above-mentioned defective as the towing cable of specific customization.
Summary of the invention
The purpose of this utility model is exactly at the deficiencies in the prior art, provides a kind of deep-sea video detection device based on myriametre armored fiber optic towing cable, to satisfy the demand of deep-sea detecting real-time visual.
Deep-sea of the present utility model video detection device comprises that the integrated monitor supervision platform in deck, mixing receive optical transceiver, myriametre armored fiber optic towing cable, mix and send optical transceiver, underwater camera head, embedded TT﹠C system under water.
The integrated monitor supervision platform configuration in deck multi-channel video capture card, the video input interface of video frequency collection card is connected with the video output interface that mixes the reception optical transceiver, the three phase mains of the integrated monitor supervision platform in deck is connected with the power interface that mixes the reception optical transceiver, mixes the reception optical transceiver and is connected the mutual of realization deck platform and submarine system with myriametre armored fiber optic towing cable.Mixing the video input interface that sends optical transceiver is connected with the video output interface of underwater camera head, mix sending the power interface of optical transceiver is connected with embedded measurement and control center under water, embedded under water measurement and control center is connected with the underwater camera head, and the electric energy of embedded under water measurement and control center and underwater camera head is provided.
The integrated monitor supervision platform in deck in the utility model, underwater camera head and embedded under water TT﹠C system adopt the existing mature technology in present deep-sea image and the video acquisition.Adopt existing mature equipment and mix reception optical transceiver, mixing transmission optical transceiver and myriametre armored fiber optic towing cable.
The myriametre armored fiber optic towing cable that the utility model adopts not only possesses the traction drag function of ordinary steel cable, four monomode fibers of double armor internal package have the function of the big data transfer rate of transmission, simultaneously the double armor internal package in addition can electric energy transmitting power line, be fit to therefore to rely on that towing cable draws, the deep-sea scientific investigation equipment of towing and transfer of data.The utility model can be realized the accurate surveying to the various landform in seabed, landforms, geology and structure phenomenon, utilizes the big characteristics of fiber-optic transmission rate can transmit multichannel video under water.Utilize the characteristics of myriametre armored fiber optic mixed transport electric energy can realize under water embedded system do not have battery operated, thereby obtain valuable visual information, obtain better detection efficient.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
A kind of deep-sea video detection device based on myriametre armored fiber optic towing cable comprises the integrated monitor supervision platform 1 in deck, mix to receive optical transceiver 2, myriametre armored fiber optic towing cable 3, mix and send optical transceiver 4, underwater camera head 5, embedded TT﹠C system 6 under water.
The integrated monitor supervision platform 1 configuration multi-channel video capture card in deck, the video input interface of video frequency collection card is connected with the video output interface that mixes reception optical transceiver 2, the three phase mains of the integrated monitor supervision platform in deck is connected with the power interface that mixes reception optical transceiver 2, mixes reception optical transceiver 2 and is connected the mutual of realization deck platform and submarine system with myriametre armored fiber optic towing cable 3.Mixing the video input interface that sends optical transceiver 4 is connected with the video output interface of underwater camera head 5, mix sending the power interface of optical transceiver 4 is connected with embedded measurement and control center 6 under water, embedded under water measurement and control center 6 is connected with underwater camera head 5, and the electric energy of embedded under water measurement and control center 6 and underwater camera head 5 is provided.Embedded under water measurement and control center 6 control underwater camera head 5 and other sensing devices.
The technical parameter of myriametre armored fiber optic towing cable is as follows in the utility model:
Diameter: 0.835 inch (2.12 centimetres)
Optical cable: 4 monomode fiber 9/125 μ m
Power line: 3 pairs
Armouring mode: 2 layers of steel coiling
Airborne weight: 0.939b/ft (1.40kg/m)
Weight in the water: 0.704b/ft (1.05kg/m)
Fracture strength: 225KN
Safe-working load: 80KN
Minimum bend diameter in the storage: 36.2 inches (92 centimetres)
Minimum bend diameter in the trouble free service: 55.1 inches (140.0 centimetres)
The HV test, one minute, lead was to lead: 17000VDC
The HV test, one minute, lead was to shell: 11000VDC
Dc impedance: 0.0026ohm/ft (0.0085ohms/m) maximum
Optical cable decay: less than 0.18dB/Kft (0.6dB/Km) @1300nm
Less than 0.12dB/Kft (0.4dB/Km) @1550nm
Because deep-sea cable requires that in the use the harm that environment produces is had excellent protection; with prevent from biological encroach on, resistance to wear, anti-corrode and anti-boats and ships injure, and myriametre armored fiber optic towing cable has guaranteed the influence of hydraulic pressure resistance, vertically intrusion of water, chemical erosion and hydrogen in phase designed life of optical cable.Myriametre armored fiber optic towing cable skin is two-layer sheath first, and the inside is wrapped in three kinds: the copper cable of the monomode fiber of 4 transmission video signals, 3 pairs of electric energy transmittings and 6 elastoplast bodies.Wrapped with high-intensity steel wire around the fibre core, in wrapped process, to all fill up all slits with waterproof material, wrapped one deck copper strips and weld whip stitch around steel wire makes the association of resistance to compression of steel wire and copper pipe formation and tension again; Copper cable is used for carrying out the deck electric energy transmitting, and parcel is the high density polyethylene (HDPE) crust on every side; The elastoplast body mainly is in order to protect optical fiber, to prevent fracture.What the sealing of the optical fiber connector was adopted is rubber seal and epoxy glue sealing, requires when optical cable connects, and can keep the surperficial injury-free of the intensity of original optical fiber and original optical fiber, requires the optical fiber connector can be at 4Km depth of water trouble free service simultaneously.This strong protection structure of myriametre armored fiber optic towing cable can protect optical fiber, prevent the intrusion of rupturing and preventing seawater, also increases tension force and the pressure that towing cable can bear simultaneously.
This deep-sea video detection device utilize myriametre armored fiber optic towing cable with the deep-sea video Data Transmission to the deck integrated monitor supervision platform, the power supply of embedded under water measurement and control center and flash lamp for photography is also transmitted from the deck by myriametre armored fiber optic towing cable.This deep-sea video detection device utilizes multichannel underwater camera head that the deep-sea video information is carried out data acquisition, utilizes the mixed light terminal that video is encoded, transmitted, and the mixed light terminal is simultaneously also to video data with power supply mixes or separating treatment.
Claims (1)
1, a kind of deep-sea video detection device, comprise that the integrated monitor supervision platform in deck, mixing receive optical transceiver, myriametre armored fiber optic towing cable, mix and send optical transceiver, underwater camera head, embedded TT﹠C system under water, it is characterized in that: the integrated monitor supervision platform configuration in deck multi-channel video capture card, the video input interface of video frequency collection card is connected with the video output interface that mixes the reception optical transceiver, the three phase mains of the integrated monitor supervision platform in deck is connected with the power interface that mixes the reception optical transceiver, mixes the reception optical transceiver and is connected with myriametre armored fiber optic towing cable; The video input interface that mix to send optical transceiver is connected with the video output interface of underwater camera head, mixes the power interface of transmission optical transceiver and is connected with embedded measurement and control center under water, and embedded under water measurement and control center is connected with the underwater camera head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201220329U CN201243366Y (en) | 2008-07-29 | 2008-07-29 | Abyssal sea video detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201220329U CN201243366Y (en) | 2008-07-29 | 2008-07-29 | Abyssal sea video detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201243366Y true CN201243366Y (en) | 2009-05-20 |
Family
ID=40716660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201220329U Expired - Fee Related CN201243366Y (en) | 2008-07-29 | 2008-07-29 | Abyssal sea video detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201243366Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565870A (en) * | 2011-12-12 | 2012-07-11 | 中国地质科学院矿产资源研究所 | Deep-sea visual geochemical multi-parameter in-situ comprehensive detection system |
| CN102556306A (en) * | 2010-12-23 | 2012-07-11 | 上海市枫泾中学 | Device for exploring cave underground rivers |
| CN102982657A (en) * | 2012-10-09 | 2013-03-20 | 邓小健 | Device for conducting real-time warning on geological side slope through communication optical cable and guaranteeing communication |
-
2008
- 2008-07-29 CN CNU2008201220329U patent/CN201243366Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556306A (en) * | 2010-12-23 | 2012-07-11 | 上海市枫泾中学 | Device for exploring cave underground rivers |
| CN102565870A (en) * | 2011-12-12 | 2012-07-11 | 中国地质科学院矿产资源研究所 | Deep-sea visual geochemical multi-parameter in-situ comprehensive detection system |
| CN102565870B (en) * | 2011-12-12 | 2014-11-05 | 中国地质科学院矿产资源研究所 | Deep-sea visual geochemical multi-parameter in-situ comprehensive detection system |
| CN102982657A (en) * | 2012-10-09 | 2013-03-20 | 邓小健 | Device for conducting real-time warning on geological side slope through communication optical cable and guaranteeing communication |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20110729 |