CN210375200U - Water surface or underwater target detecting instrument based on intelligent buoy - Google Patents
Water surface or underwater target detecting instrument based on intelligent buoy Download PDFInfo
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- CN210375200U CN210375200U CN201921188778.4U CN201921188778U CN210375200U CN 210375200 U CN210375200 U CN 210375200U CN 201921188778 U CN201921188778 U CN 201921188778U CN 210375200 U CN210375200 U CN 210375200U
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Abstract
The utility model discloses a surface of water or underwater target detecting instrument based on intelligent buoy, including the intelligent buoy that is located the surface of water, the underwater sensor unit that is located under water, the armor communication cable who connects intelligent buoy and underwater sensor unit, be equipped with wave fluctuation damping device on the armor communication cable; wave fluctuation damping device includes the armor communication cable of spiral coiling, goes up shock attenuation awl and shock attenuation awl down, go up shock attenuation awl and install respectively with shock attenuation awl down in the both ends of the armor communication cable of spiral coiling to go up the awl end of shock attenuation awl up, the awl end of lower shock attenuation awl is down, reduces the influence of rocking of intelligent buoy to sensor unit under water.
Description
Technical Field
The utility model belongs to the technical field of the marine surveying, relate to the surface of water or environment under water and removal or static target detection and monitoring technology, in particular to surface of water or target detecting instrument under water based on intelligent buoy.
Background
The ocean buoy is an ocean hydrology, water quality and weather automatic observation station which mainly comprises an observation buoy anchored on the sea. The device can continuously collect the required marine hydrological water quality meteorological data for marine scientific research, offshore oil (gas) development, port construction and national defense construction for a long time according to the specified requirements, and particularly can collect the data of severe weather and sea conditions which are difficult to collect by an investigation ship. Data observed by coastal and island observation stations can only reflect the conditions of offshore and island-adjacent sea areas, and cannot play a role in ocean navigation. And the problem can be solved by establishing a marine buoy. The ocean buoy is an unmanned automatic ocean observation station, is fixed in a designated sea area, fluctuates with waves like navigation beacons on two sides of a navigation channel, can work continuously and all-weather for a long time under any severe environment, measures and sends out various hydrological water quality meteorological elements every day at regular time.
Generally, the main structure of the ocean monitoring buoy comprises a floating body, a mast, an anchor system and a counterweight, and the functional module mainly comprises power supply, communication control, a sensor and the like. The overwater mast part is mainly used for carrying a solar panel, a meteorological sensor and the like; the underwater part is provided with a hydrological water quality sensor for respectively measuring hydrological (parameters such as wave, retention, temperature and salt depth and the like) and water quality (chlorophyll, algae, cod and the concentration of various related substances dissolved in seawater) and other factors. The signals generated by each sensor are automatically processed by an instrument and are sent out by a transmitter at regular time, and the ground receiving station processes the received signals to obtain the data required by people. Buoys, which are located remotely from the earth, transmit signals to a satellite, which transmits the signals to a ground receiving station.
The ocean internet of things based on the intelligent buoy is a key platform for ocean observation, exploration and deep sea development. By deploying thousands of small, low-cost buoys, a distributed sensor network is formed, thereby achieving persistent maritime situational awareness over an ocean wide area. However, the existing platform is used for continuously monitoring a large sea area, and the problem is that the cost is too high; secondly, the accuracy is lower.
When measuring three-component magnetic field and three-component gravitational field in the sea (sea surface and underwater, including no seabed), a stable platform is needed to eliminate the influence of fluctuating sea waves on a magnetic field sensor and a gravitational field sensor on the water surface or underwater, otherwise, the noise generated by irregular movement of a ship or a buoy carrying the magnetic field and the gravitational field sensor due to the fluctuating sea waves is many times larger than the abnormal signal of a moving or static target on the water surface or underwater, and the water surface or underwater target needing to be detected and monitored cannot be completely detected.
The existing ocean buoy or intelligent buoy is not provided with a function or a device which can greatly eliminate irregular movement, so that the connection of a high-precision three-component magnetic field sensor and a three-component gravity field sensor under the ocean buoy or intelligent buoy is almost impossible.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a surface of water or target detecting instrument under water based on intelligent buoy provides a steady platform, reduces the influence of wave to sensor monitoring result under water.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the instrument comprises an intelligent buoy positioned on the water surface, an underwater sensor unit positioned under water, and an armored communication cable for connecting the intelligent buoy and the underwater sensor unit, wherein the armored communication cable is provided with a wave fluctuation damping device; the wave fluctuation damping device comprises an armored communication cable wound spirally, an upper damping cone and a lower damping cone, wherein the upper damping cone and the lower damping cone are installed at two ends of the armored communication cable wound spirally respectively, the cone bottom of the upper damping cone faces upwards, and the cone bottom of the lower damping cone faces downwards.
Furthermore, the underwater sensor unit comprises a pressure bearing cabin, a universal support, a sealed vacuum constant temperature sensor cabin, a three-component gravity sensor, a three-component magnetic field sensor, a three-component attitude sensor, an array type high-sensitivity hydrophone, a sensor data storage and data transmission module and a pressure bearing cabin rechargeable battery;
the universal support is installed on the inner side wall of the pressure-bearing cabin, the three-component gravity sensor, the three-component magnetic field sensor and the three-component attitude sensor are installed in the sealed vacuum constant temperature sensor cabin, and the sealed vacuum constant temperature sensor cabin is installed in the universal support and keeps the vertical direction and the azimuth unchanged.
Further, the three-component gravity sensor is installed on the upper portion of the sealed vacuum constant temperature sensor cabin, the three-component magnetic field sensor is installed at the bottom of the sealed vacuum constant temperature sensor cabin, and the three-component attitude sensor is installed between the three-component magnetic field sensor and the three-component gravity sensor.
Furthermore, the intelligent buoy comprises a sealed glass floating ball, a GPS or Beidou satellite antenna and a low orbit satellite data communication antenna which are arranged at the top of the sealed glass floating ball, a solar cell panel arranged in the sealed glass floating ball, a rechargeable battery in the buoy, a data acquisition module in the buoy, a data storage module in the buoy and a data transmission and communication module in the buoy;
the data transmission and communication module in the buoy comprises a GPS or Beidou satellite data receiving unit for receiving positioning and timing data sent by a GPS or Beidou satellite and a satellite data transmitting unit for sending the data collected by the intelligent buoy to a low-orbit communication satellite over the intelligent buoy.
Compared with the prior art, the utility model discloses the advantage lies in:
(1) the damping device is arranged to reduce the influence of the shaking of the intelligent buoy on the underwater sensor unit;
(2) the mounting device of the underwater sensor is designed, namely the universal support and the sealed vacuum constant-temperature sensor cabin are designed, a stable mounting platform of the underwater sensor is provided, the influence of sea waves on the sensor is further reduced, and the accuracy of instrument monitoring data is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the intelligent buoy of the present invention;
fig. 3 is a schematic structural view of the wave-shaped damping device of the present invention.
In the figure, 1, sea level; 2. an intelligent buoy; 3. the GPS and/or Beidou satellite antenna and the low orbit satellite data communication antenna; 4. a solar cell panel and a rechargeable battery in the buoy; 5. armored communication cables; 6. a counterweight ring; 7. a ring of buoyant material; 8. a helically wound armored communication cable; 9. an upper shock absorption cone; 10. a lower shock absorption cone; 11. a pressure-bearing chamber; 12. a gimbal; 13. sealing the vacuum constant-temperature sensor cabin; 14. a three-component gravity sensor; 15. a three-component magnetic field sensor; 16. a three-component attitude sensor; 17. an array type high-sensitivity hydrophone; 18. a sensor signal amplifying and data collecting module; 19. a sensor data storage and data transmission module; 20. a rechargeable battery in the pressure chamber; 21. a data acquisition module in the buoy; 22. a data storage module in the buoy; 23. and the data transmission and communication module in the buoy.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
The utility model discloses a design point lies in providing a each steady work platform, designs the damping device of buoy at first, then designs the installation device of sensor under water, introduces respectively below.
As shown in fig. 1 and 3, the instrument for detecting the water surface or underwater target based on the intelligent buoy comprises an intelligent buoy 2 located on the sea surface 1, an underwater sensor unit located below the sea surface 1, and an armored communication cable 5 connecting the intelligent buoy 1 and the underwater sensor unit, wherein a wave fluctuation damping device is arranged on the armored communication cable 5. Wave fluctuation damping device includes the armor communication cable 8 of spiral coiling, goes up shock attenuation awl 9 and shock attenuation awl 10 down, goes up shock attenuation awl 9 and installs respectively in the both ends of the armor communication cable 8 of spiral coiling with shock attenuation awl 10 down to the awl end of going up shock attenuation awl 9 is up, and the awl end of shock attenuation awl 10 is down.
This embodiment has set up two sets of wave fluctuation damping device to install heavy ring 6, buoyancy material ring 7 in the different positions on armoured communication cable 5. One set of wave fluctuation damping device is installed between the intelligent buoy 2 and the counterweight ring 6, and the other set of wave fluctuation damping device is installed between the buoyancy material ring 7 and the underwater sensor unit.
The principle of the wave fluctuation damping device is as follows:
the spirally wound armored communication cable 8 can be easily stretched or compressed, when the intelligent buoy 2 on the sea surface fluctuates up and down along with the waves, the armored communication cable 5 connected below the damping cone will be driven to move up and down, at the moment, the upper damping cone 9 and the lower damping cone 10 arranged on the armored communication cable 5 will move up and down along with the armored cable above, but the upper shock absorbing cone 9 has its bottom facing upward and the lower shock absorbing cone 10 has its bottom facing downward, they will restrain, damp or obstruct the up and down heave movement of the upper shock absorbing cone 9 and the lower shock absorbing cone 10, meanwhile, the armored communication cable 8 spirally wound in the wave fluctuation vibration damper can be stretched and compressed along with the upward and downward fluctuation movement of the upper vibration absorption cone 9 and the lower vibration absorption cone 10, and the up-and-down displacement acting on the armored communication cable during the fluctuation of waves is counteracted, so that the underwater sensor unit is ensured not to move up and down along with the fluctuation of the waves on the water surface basically.
As shown in fig. 1, the underwater sensor unit includes a pressure-bearing chamber 11, a gimbal 12, a sealed vacuum constant temperature sensor chamber 13, a three-component gravity sensor 14, a three-component magnetic field sensor 15, a three-component attitude sensor 16, an array type high-sensitivity hydrophone 17, a sensor signal amplification and data acquisition module 18, a sensor data storage and data transmission module 19, and a pressure-bearing chamber rechargeable battery 20. Wherein, each module (including data acquisition, data transmission, data storage etc.) that the sensor unit used under water is prior art, and not enumerate one by one here, directly adopt current hardware equipment, as long as can realize its function can, the utility model discloses do not carry out institutional advancement and design to it, and the technical scheme of the utility model does not relate to the method improvement. And each sensor, hydrophone that the sensor unit under water used also is prior art, array high sensitivity hydrophone 17 can be piezoelectric crystal formula hydrophone or optic fibre hydrophone. The utility model discloses do not carry out the improved design to sensor, hydrophone, for example can refer to three-component gravity sensor, three-component attitude sensor, three-component magnetic force sensor etc. mentioned in patent 201810309278.5.
The armored communication cable 5 below the intelligent buoy 2 is connected with the pressure-bearing cabin 11, and the design and pressure-bearing standard requirements of the pressure-bearing cabin 11 reach 150% of the pressure at the water depth where the pressure-bearing cabin 11 is placed. The universal bracket 12 is arranged on the inner side wall of the pressure bearing cabin 11; the three-component gravity sensor 14, the three-component magnetic field sensor 15 and the three-component attitude sensor 16 are installed in the sealed vacuum constant temperature sensor chamber 13, the three-component gravity sensor 14 is installed at the upper part of the sealed vacuum constant temperature sensor chamber 13, the three-component magnetic field sensor 15 is installed at the bottom of the sealed vacuum constant temperature sensor chamber 13, and the three-component attitude sensor 16 is installed between the three-component magnetic field sensor 15 and the three-component gravity sensor 14 and is used for measuring and recording the inclination angle, the azimuth angle and the inclination of the sealed vacuum constant temperature sensor chamber 13 so as to perform necessary rotation processing on the recorded three-component magnetic field data and the three-component gravity field data.
The sealed vacuum constant temperature sensor cabin 13 is arranged in the universal bracket 12, and the universal bracket 12 can ensure that the sealed vacuum constant temperature sensor cabin 13 arranged in the universal bracket 12 always keeps a vertical and unchangeable direction when the pressure bearing cabin 11 swings left and right or rotates under the influence of sea waves and ocean currents.
As shown in fig. 1 and 2, the intelligent buoy 2 includes a sealed glass float ball, a GPS or beidou satellite antenna and low orbit satellite data communication antenna 3 installed at the top of the sealed glass float ball, a solar cell panel installed inside the sealed glass float ball and a rechargeable battery 4 in the buoy, a data acquisition module 21 in the buoy, a data storage module 22 in the buoy, and a data transmission and communication module 23 in the buoy. The data transmission and communication module 23 in the buoy comprises a GPS or Beidou satellite data receiving unit for receiving positioning and timing data sent by a GPS or Beidou satellite, and a satellite data transmitting unit for sending the data collected by the intelligent buoy to a low-orbit communication satellite over the intelligent buoy. Wherein, each module (including data acquisition, data transmission, data storage etc.) that intelligent buoy 2 used is prior art, and not enumerate one by one here, directly adopt current hardware equipment, as long as can realize its function can, the utility model discloses do not carry out institutional advancement and design to it, and the technical scheme of the utility model does not relate to the method improvement.
The utility model discloses a carry out data communication between sensor unit under water and the intelligent buoy on water, the data receiving end communication of intelligent buoy through satellite and bank.
The circuit communication connections among the components of the present embodiment are:
the three-component ocean gravity field data and the three-component ocean magnetic field data acquired by the three-component gravity sensor 14 and the three-component magnetic field sensor 15, the underwater acoustic data acquired by the array type high-sensitivity hydrophone 17, and the real-time three-component attitude data acquired by the three-component attitude sensor 16 are uploaded into the intelligent buoy 2 in real time through the armored communication cable 5 connected with the intelligent buoy 2, and then the acquired position data (GPS data or Beidou satellite data) of the water surface buoy 2, the three-component ocean gravity field data, the three-component ocean magnetic field data, the underwater acoustic data and the real-time three-component attitude data acquired by the three-component attitude sensor 16 in the sealed vacuum constant temperature sensor cabin 13 are transmitted to a low-orbit communication satellite above the intelligent buoy 2 after being compressed by using a low-orbit satellite data transmitting antenna installed at the top end of the intelligent buoy 2.
The data receiving end on the shore can acquire the data uploaded by the target detection instrument in real time, and process and utilize the data. Such as monitoring in real time targets moving on or under the water entering their detection range or hovering in the water or silencing on the sea floor. The method comprises the following steps:
(1) according to the pre-designed coordinates and intervals, a plurality of target detecting instruments are thrown to the sea area to be monitored;
(2) establishing communication connection between a target detection instrument and a low-orbit communication satellite and a shore-based Internet of things monitoring center;
(3) the intelligent buoy collects positioning timing data of a GPS or Beidou satellite, and various underwater sensors simultaneously collect three-component ocean gravity field data, three-component ocean magnetic field data, underwater sound data and real-time three-component attitude data; and uploading the data to a low-orbit communication satellite above the intelligent buoy by using a low-orbit satellite data communication antenna.
(4) And the shore-based Internet of things monitoring center synchronously downloads the data uploaded by the intelligent buoy from the low-orbit communication satellite in real time and then processes and explains the data in real time. And the main control system of the shore-based Internet of things monitoring center displays the processing and interpretation results on a display screen in time, identifies the moving or static targets on the water surface, underwater or on the seabed detected or monitored in the monitored sea area, and issues early warning information as appropriate.
When a moving target or a static target on the water surface or underwater or close to the sea bottom appears in a monitoring area, due to the fact that the underwater target has large magnetic difference (the water surface or the underwater target made of metal materials with high magnetic permeability), high density difference (the water surface or the underwater target made of metal or nonmetal composite materials with high density) with sea water and noise generated by an engine and a propeller when the underwater target moves, the three-component gravity sensor, the three-component magnetic field sensor and the array type high-sensitivity hydrophone which are arranged in the water below the intelligent buoy can measure ocean magnetic field abnormity, gravity field (density) abnormity and mechanical noise generated by the moving target caused by the water surface or the underwater target. By real-time processing and interpretation of the measured ocean three-component magnetic field abnormality, three-component gravity field abnormality and underwater acoustic signals, moving or static targets on the water surface or underwater or close to the sea bottom can be found in the monitored sea area in time.
If the underwater moving target is changed into a static or silent (suspension) state from motion, the array type high-sensitivity hydrophone cannot measure or monitor the underwater target at the moment, and the three-component gravity sensor and the three-component magnetic field sensor can reliably detect and monitor the water surface or underwater target by measuring the disturbed ocean magnetic field and ocean gravity field when the water surface or underwater target appears.
To sum up, the utility model discloses set up damping device and underwater sensor's installation device, provide stable installation and measuring platform of underwater sensor, reduce rocking of intelligent buoy to the influence of underwater sensor unit, improve instrument monitoring data's accuracy.
It is required to explain, the utility model discloses in sensor, data processing and transmission module that relate to all adopt prior art, the utility model discloses do not relate to and carry out institutional advancement and method improvement to it, technical scheme's realization does not rely on the method to realize yet, the utility model discloses only relate to the last damping device of cable's institutional advancement and the institutional advancement (bearing chamber, sealed vacuum constant temperature sensor cabin, gimbal's design) of sensor installation device under water, only protect the product structure.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should also understand that the changes, modifications, additions or substitutions made within the scope of the present invention should belong to the protection scope of the present invention.
Claims (4)
1. The instrument is characterized by comprising an intelligent buoy positioned on the water surface, an underwater sensor unit positioned under water, and an armored communication cable for connecting the intelligent buoy and the underwater sensor unit, wherein the armored communication cable is provided with a wave fluctuation damping device; the wave fluctuation damping device comprises an armored communication cable wound spirally, an upper damping cone and a lower damping cone, wherein the upper damping cone and the lower damping cone are installed at two ends of the armored communication cable wound spirally respectively, the cone bottom of the upper damping cone faces upwards, and the cone bottom of the lower damping cone faces downwards.
2. The intelligent buoy based water surface or underwater object detection instrument of claim 1, wherein the underwater sensor unit comprises a pressure-bearing chamber, a gimbal, a sealed vacuum constant temperature sensor chamber, a three-component gravity sensor, a three-component magnetic field sensor, a three-component attitude sensor, an array type high-sensitivity hydrophone, a sensor data storage and data transmission module, and a pressure-bearing chamber rechargeable battery;
the universal support is installed on the inner side wall of the pressure-bearing cabin, the three-component gravity sensor, the three-component magnetic field sensor and the three-component attitude sensor are installed in the sealed vacuum constant temperature sensor cabin, and the sealed vacuum constant temperature sensor cabin is installed in the universal support and keeps the vertical direction and the azimuth unchanged.
3. The intelligent buoy based water or underwater object detection instrument as claimed in claim 2, wherein the three-component gravity sensor is installed at an upper portion of a sealed vacuum constant temperature sensor chamber, the three-component magnetic field sensor is installed at a bottom portion of the sealed vacuum constant temperature sensor chamber, and the three-component attitude sensor is installed between the three-component magnetic field sensor and the three-component gravity sensor.
4. The instrument of claim 1, wherein the intelligent buoy comprises a sealed glass floating ball, a GPS or Beidou satellite antenna and a low orbit satellite data communication antenna which are arranged on the top of the sealed glass floating ball, a solar cell panel and a rechargeable battery in the buoy which are arranged in the sealed glass floating ball, a data acquisition module in the buoy, a data storage module in the buoy and a data transmission and communication module in the buoy;
the data transmission and communication module in the buoy comprises a GPS or Beidou satellite data receiving unit for receiving positioning and timing data sent by a GPS or Beidou satellite and a satellite data transmitting unit for sending the data collected by the intelligent buoy to a low-orbit communication satellite over the intelligent buoy.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921188778.4U CN210375200U (en) | 2019-07-26 | 2019-07-26 | Water surface or underwater target detecting instrument based on intelligent buoy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921188778.4U CN210375200U (en) | 2019-07-26 | 2019-07-26 | Water surface or underwater target detecting instrument based on intelligent buoy |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111334804A (en) * | 2020-04-26 | 2020-06-26 | 中山大学 | Intelligent monitoring device for deep-sea oil and gas pipeline outer wall cathode protection and using method thereof |
| CN112173010A (en) * | 2020-08-26 | 2021-01-05 | 河海大学 | Drifting device for monitoring transport paths of substances in different water layers |
| CN112606954A (en) * | 2020-12-25 | 2021-04-06 | 广东海洋大学 | Submerged buoy with data recovery instrument and recovery method thereof |
| CN113747054A (en) * | 2021-07-22 | 2021-12-03 | 东莞市易源实业有限公司 | Underwater stable photographing device and underwater stable photographing method |
| WO2023048682A1 (en) * | 2021-09-24 | 2023-03-30 | Roketsan Roket Sanayi̇i̇ Ti̇caret A.Ş. | Towed communication and observation vehicle for underwater systems |
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2019
- 2019-07-26 CN CN201921188778.4U patent/CN210375200U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111334804A (en) * | 2020-04-26 | 2020-06-26 | 中山大学 | Intelligent monitoring device for deep-sea oil and gas pipeline outer wall cathode protection and using method thereof |
| CN111334804B (en) * | 2020-04-26 | 2021-02-09 | 中山大学 | Intelligent monitoring device for deep-sea oil and gas pipeline outer wall cathode protection and using method thereof |
| CN112173010A (en) * | 2020-08-26 | 2021-01-05 | 河海大学 | Drifting device for monitoring transport paths of substances in different water layers |
| CN112173010B (en) * | 2020-08-26 | 2021-12-28 | 河海大学 | Drifting device for monitoring transport paths of substances in different water layers |
| CN112606954A (en) * | 2020-12-25 | 2021-04-06 | 广东海洋大学 | Submerged buoy with data recovery instrument and recovery method thereof |
| CN112606954B (en) * | 2020-12-25 | 2021-10-08 | 广东海洋大学 | Submerged buoy with data recovery instrument and recovery method thereof |
| CN113747054A (en) * | 2021-07-22 | 2021-12-03 | 东莞市易源实业有限公司 | Underwater stable photographing device and underwater stable photographing method |
| WO2023048682A1 (en) * | 2021-09-24 | 2023-03-30 | Roketsan Roket Sanayi̇i̇ Ti̇caret A.Ş. | Towed communication and observation vehicle for underwater systems |
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