CN106965905B - Marine acoustics measures buoyage - Google Patents
Marine acoustics measures buoyage Download PDFInfo
- Publication number
- CN106965905B CN106965905B CN201710353199.XA CN201710353199A CN106965905B CN 106965905 B CN106965905 B CN 106965905B CN 201710353199 A CN201710353199 A CN 201710353199A CN 106965905 B CN106965905 B CN 106965905B
- Authority
- CN
- China
- Prior art keywords
- cable
- battle array
- instrument room
- integrated form
- buoyage
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B22/24—Buoys container type, i.e. having provision for the storage of material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B2022/006—Buoys specially adapted for measuring or watch purposes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention discloses a kind of marine acoustics to measure buoyage, including floating body, instrument room, Force receiver, integrated form single cable battle array.Floating body is embedded in the outside on instrument room top, instrument room connects integrated form single cable battle array below by Force receiver, acoustic sensor is set in integrated form single cable battle array, and the control device of the signal wire connection instrument room of acoustic sensor, a burst of body lower end of integrated form single cable hangs fish lead.Using integrated form single cable battle array, structure is simple, and weight is light, reduces the complexity of system manufacturing process.Battle array body is linked together with instrument room using Force receiver as battle array body load-supporting part, a gust body weight can be carried well, buffer function can also be played in buoyage use process.Marine acoustics measurement buoyage can according to project need simultaneously acquire underwater different depth ambient sea noise signal and thermohaline depth etc. ocean environment parameters, have broad application prospects.
Description
Technical field
The present invention relates to Ocean Surveying buoy, in particular to the marine acoustics measurement of a kind of remote cordless is floating
Mark.
Background technique
Ocean Surveying buoy is the important equipment of ocean environment observation, including buoy waterborne and underwater buoy.Buoy waterborne
A variety of meteorological element sensors are housed across the sea, measure the meteorological elements such as wind speed, wind direction, air pressure, temperature and humidity respectively；Water
It floats downward to be marked under observation sea and places a variety of hydrographic features sensors, measure wave, the depth of water, water temperature, salt on different depth respectively
The Marine Environmental Elements such as degree and acoustic signal.
Marine acoustics measurement buoy is important underwater buoy, to obtain based on underwater sound signal, visits for submarine target
The researchs such as survey, positioning, identification provide underwater sound signal and relevant marine environmental data.Conventional marine acoustic measurement buoy
Multiple acoustic sensors and observation instrument are connected into observation array by the mode for mostly using colloid battle array and separate type cable battle array, are used
In the marine acoustics and relevant environmental parameter that measure different depth level under sea.
Colloid battle array marine acoustics measurement buoy is that acoustic sensor is fixed into battle array according to being pre-designed, and the position of Cheng Zhen is not
Easily change, battle array body material cannot be recycled, be resulted in waste of resources.
Separate type cable battle array marine acoustics measures buoy by the way of the combination of more cables, needs to configure cable count according to project
The length of mesh and every cable.Fig. 1 shows the basic structure and its more cable combinations of existing separate type cable battle array.
As shown in Figure 1, the floating body 3 of separate type cable battle array marine acoustics measurement buoy is floating across the sea, the setting of 3 lower part of floating body
Instrument room 4, instrument room 4 connect a plurality of measurement cable, connect a thermohaline depth measuring instrument 6 and an acoustics on every measurement cable
Sensor 7 measures the end suspension fish lead 8 of cable.The signal that thermohaline depth measuring instrument 6 and acoustic sensor 7 measure passes through instrument
The cable interface 5 in cabin 4 is transmitted to internal data logger and is recorded, stored and forwarded.Upending frame 1 is set on floating body 3, is risen
One side tying of hanger 1 salvages rope 2, laying and recycling for equipment.
The marine acoustics of existing separate type cable battle array measures buoy, and needing to measure cable and instrument room has multiple interfaces,
It is required that these interfaces are in this connection, watertight reliability must be high.Meanwhile it cable itself and its also being wanted with acoustic sensor junction
Carry out waterproof, antiseep and marine anticorrosion processing.Therefore, entire buoyage design is complicated, system installation and use process ratio
It is cumbersome.Moreover, separate type cable battle array makes system weight be multiplied, it is pulled off for anti-cable, it is necessary in buoy mooring's structure
There is complicated safeguard measure, transport, storage, the marine safety for laying, recycling of buoyage are even more to be not easy to ensure.In short,
Existing marine acoustics measurement buoy brings problems using separate type cable battle array, and the sea for influencing to measure buoy lays, returns
Receive and measure work.
Summary of the invention
Existing marine acoustics measurement buoy using solid gum battle array and separate type cable battle array there are aiming at the problem that, the present invention pushes away
New structural marine acoustics measures buoyage out, replaces former separate type cable battle array using integrated form single cable battle array, will be more
In a equidistant vulcanization to main push-towing rope of acoustic sensor, the signal wire in each acoustic sensor connects with signal wire each in main push-towing rope respectively
It connects, and connects Force receiver between cable and instrument room to solve the connection of integrated form single cable battle array and system instrument cabin and be
System load-bearing problem.
Marine acoustics measurement buoyage of the present invention includes floating body, instrument room, Force receiver, integrated form single cable
Battle array.Floating body is embedded in the outside on instrument room top, and instrument room connects integrated form single cable battle array, integrated form list below by Force receiver
Acoustic sensor, the control device of the signal wire connection instrument room of acoustic sensor, integrated form single electricity are set in cable battle array
Cable battle array body lower end hangs fish lead.
The floating body is made of foam rubbery material, embedded in the outside on instrument room top, is provided for system enough
Buoyancy, and it is with good stability.
The instrument room is cylindrical, is the watertight cabin of stainless steel processing and fabricating, and inside is arranged control device and is
System working battery, control device includes signal transmission circuit and signal conversion circuit.
Upending frame is arranged in instrument room upper port, for laying in system and tying salvaging rope in removal process.Salvage rope with
Centered on upending frame opening, rope end ties up to upending frame side, is laying, is being used for left and right when preventing system hoisting in removal process
It waves.
The integrated form single cable battle array is connected to instrument room in the following, including that a plurality of signal wire is woven by Force receiver
Leader cable and equidistant vulcanization to multiple acoustic sensors on leader cable.Signal wire in each acoustic sensor respectively with
Signal wire connection is corresponded in leader cable, leader cable and instrument room are connected by multicore socket connector.Thermohaline is installed at equal intervals on leader cable
Deep measuring instrument, temperature collection, salinity and depth information while obtaining acoustic signal.After each sensor receives signal,
System instrument is handled in cabin, and measurement result is storable in buoyage or the transmitting by installing on buoyage floating body
Machine is sent to grounded receiving station.
The Force receiver is the device for connecting instrument room and integrated form single cable battle array, and Force receiver material is using high-intensitive
Steel, having preferable antifatigue and Resisting fractre intensity for the load-bearing of battle array body has buffering, cushioning effect.Force receiver included cable
Extremity piece, force rod, stress boom.Stress boom is in forked type structure, and an end on top is fixed on the cabin bottom of instrument room
Through hole is arranged in two ends of outside, lower openings, and force rod both ends are pierced into through hole, and force rod is also extended through from cable-end excessively
The leader cable bearer cable becket bridle for the cable body end head that part passes through.The cable body end head of leader cable and stress boom are connected to one by force rod
It rises, completes the connection of Force receiver and cable.The lower openings of stress boom are blocked by curved baffle, perfusion vulcanization in curved baffle
Glue.Gap of the signal cable of cable between curved baffle and stress boom is pierced by connection underwater electrical connector.
The battle array body damping section for installing elastic gel production between Force receiver and instrument room additional, can effectively reduce cable battle array body because of wave
Dipping and heaving caused by wave and wave caused noise.
Marine acoustics of the present invention measures buoyage, and using integrated form single cable battle array, structure is simpler, weight
It is lighter, reduce the complexity of system manufacturing process.And using Force receiver as battle array body load-supporting part by battle array body and instrument
Cabin links together, and can carry a gust body weight well, buffer function can also be played in buoyage use process.Ocean acoustic
Learn ambient sea noise signal and thermohaline depth etc. that measurement buoyage can need according to project while acquire underwater different depth
Ocean environment parameter also the acoustical signal of Observable underwater sound source transmitting and is handled, measurement data be storable in system with
Post-processing is carried out after system recycling, grounded receiving station can also be sent to by the transmitter installed in system.The present invention relates to
And marine acoustics measurement buoyage for marine acoustics environmental observation provide more fully basic data, have a wide range of applications
Prospect.
Detailed description of the invention
Fig. 1 is original marine acoustics buoyage structural schematic diagram；
Fig. 2 is that marine acoustics of the invention measures buoyage structural schematic diagram；
Fig. 3 is Force receiver structural schematic diagram of the invention.
Description of symbols in figure:
1. upending frame 2. salvages rope
3. 4. instrument room of floating body
5. 6. thermohaline depth measuring instrument of cable interface
7. 8. fish lead of acoustic sensor
9. gust 10. Force receiver of body damping section
11. 12. cable body of integrated form single cable battle array
13. crossing 14. curved baffle of cable-end part
15. 16. stress boom of force rod
Specific embodiment
Technical solution of the present invention is further illustrated with reference to the accompanying drawing.
Fig. 2 and Fig. 3 shows the basic structure of marine acoustics measurement buoyage and Force receiver of the invention respectively.
As shown, marine acoustics of the present invention measures buoyage, including floating body 3, instrument room 4, Force receiver 10,
Integrated form single cable battle array 11.Floating body 3 is embedded in the outside on 4 top of instrument room, and instrument room 4 connects integrated below by Force receiver 10
Upending frame 1 is arranged in formula single cable battle array 11,4 upper port of instrument room, and 11 lower end of integrated form single cable battle array hangs battle array body fish lead 8.
The instrument room 4 is cylindrical, is the watertight cabin of stainless steel processing and fabricating, and inside is arranged control device and is
System working battery, control device includes signal transmission circuit and signal conversion circuit.
Upending frame 1 is arranged in 4 upper port of instrument room, for laying in system and tying salvaging rope in removal process.Salvage rope 2
Centered on the opening of upending frame 1, rope end ties up to 1 side of upending frame, when laying, being used to prevent system hoisting in removal process
It is swung left and right.The rounded fence shape of upending frame 1, is process with stainless steel material.
4 lower cover force rod of instrument room connects battle array body damping section 9, and cable interface 5 connects the letter of integrated form single cable battle array
Number cable, 10 one end of Force receiver connect battle array body damping section 9, and the other end is connected to one using vulcanizate and integrated form single cable battle array 11
It rises, 11 lower end of integrated form single cable battle array hangs fish lead 8.
It is chassis and bottom cover below instrument room 4, setting force rod is for connecting battle array body damping section 9 on bottom cover.Connection
When, on single-ended 4 bottom cover of inserting instrument cabin of damping section 9 in the ears of force rod, installs additional nylon sheath wire (avoiding noise), use stress
Screw rod is fixed.Another ears end of damping section 9 is connect with the stress boom 17 of Force receiver 10, nylon sheath wire is installed additional and (avoids making an uproar
Sound), it is fixed with screw rod.
The floating body 3 is made of foam rubbery material, and metal is installed at the outside on 4 top of instrument room, docking
Position-limited hoop, inside are embedded in nylon Anti-slip cover.
The integrated form single cable battle array 11 includes that master is arrived in the leader cable that a plurality of signal wire is woven into and equidistant vulcanization
Multiple acoustic sensors 7 on cable.The leader cable signal wire for connecting 7 signal wire of acoustic sensor is connected by multicore socket connector
The control device of instrument room 4.Signal wire in each acoustic sensor 7 respectively with signal wire connection, main electricity are corresponded in leader cable
Cable is connect with instrument room 4 by multicore socket connector.Thermohaline depth measuring instrument 6 is installed at equal intervals, buoyage is in acquisition sound on leader cable
Temperature collection, salinity and depth information while learning signal.After each sensor of acoustic measurement buoyage receives signal, it is being
It is handled in system instrument room, measurement result is storable in buoyage or the transmitter by installing on buoyage floating body
It is sent to grounded receiving station.
The Force receiver 10 is the device for connecting instrument room and integrated form single cable battle array, and Force receiver material is using high-strength
Steel is spent, having preferable antifatigue and Resisting fractre intensity for the load-bearing of battle array body has buffering, cushioning effect.Force receiver included
Cable-end part, force rod, stress boom.Stress boom is in forked type structure, and an end on top is fixed on the cabin bottom of instrument room
Outside portion, through hole is arranged in two ends of lower openings, and force rod both ends are pierced into through hole, and force rod is also extended through from cable excessively
The leader cable bearer cable becket bridle for the cable body end head that extremity piece passes through.The cable body end head of leader cable is connected to by force rod with stress boom
Together, the connection of Force receiver and cable is completed.The lower openings of stress boom are blocked by curved baffle, and sulphur is perfused in curved baffle
Change glue.Gap of the signal cable of cable between curved baffle and stress boom is pierced by connection underwater electrical connector.
The battle array body damping section for installing elastic gel production between Force receiver and instrument room additional, can effectively reduce cable battle array body because of wave
Dipping and heaving caused by wave and wave caused noise.
Fish lead 8 is suspended on 11 lower end of integrated form single cable battle array as pouring weight, it is therefore an objective to allow gust body in water as far as possible in vertical
Straight state.
When marine acoustics measurement buoyage is laid, buoyage is hung to using the mating dispensing hook of lash ship onboard crane
Outside ship side, salvaging rope 2 and integrated form single cable battle array 11 are then laid, buoyage launches a gust body fish lead 8 after floaing far again.
When marine acoustics measures buoyage recycling, it is pulled at lash ship stern first with hook throwing device by rope 2 is salvaged, it is then female
Ship onboard crane suspension hook is connect with the hoist steel cable for salvaging 2 ends of rope, and buoyage is hung out the water surface to aftdeck, finally
Cable pulley is crossed using ship side, integrated form single cable battle array 11 is recycled to deck, complete the recycling of buoyage.
Claims (4)
1. a kind of marine acoustics measures buoyage, it is characterised in that: including floating body, instrument room, Force receiver, integrated form single electricity
Cable battle array, floating body are embedded in the outside on instrument room top, and instrument room connects integrated form single cable battle array, integrated form below by Force receiver
Acoustic sensor, the control device of the signal wire connection instrument room of acoustic sensor, integrated form single are set in single cable battle array
The a burst of body lower end of cable hangs fish lead；
The integrated form single cable battle array is connected to instrument room in the following, including the master that a plurality of signal wire is woven by Force receiver
Cable and equidistant vulcanization to multiple acoustic sensors on leader cable, signal wire in each acoustic sensor respectively with main electricity
Signal wire connection is corresponded in cable, leader cable and instrument room are connected by multicore socket connector.
2. marine acoustics according to claim 1 measures buoyage, it is characterised in that: the instrument room is in cylinder
Upending frame, setting control device and system working battery inside instrument room is arranged in shape, instrument room upper port, and control device includes letter
Number transmit circuit and signal conversion circuit.
3. marine acoustics according to claim 1 measures buoyage, it is characterised in that: the Force receiver is connection instrument
The device in device cabin and integrated form single cable battle array, including cross cable-end part, force rod, stress boom；Stress boom is in forked type structure,
One end on top is fixed on the cabin bottom outer of instrument room, and through hole is arranged in two ends of lower openings；Force rod
Both ends are pierced into the through hole of stress boom, and force rod is also extended through from the leader cable bearer cable for crossing the cable body end head that cable-end part passes through
Becket bridle；The lower openings of stress boom are blocked by curved baffle, and vulcanizate is perfused in curved baffle；The signal cable of cable is from arc
Gap between baffle and stress boom is pierced by connection underwater electrical connector.
4. marine acoustics according to claim 3 measures buoyage, which is characterized in that the Force receiver and instrument room
Between install the battle array body damping section of elastic gel production additional, cable battle array body can be effectively reduced because of dipping and heaving caused by wave and waved
Caused noise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710353199.XA CN106965905B (en) | 2017-05-18 | 2017-05-18 | Marine acoustics measures buoyage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710353199.XA CN106965905B (en) | 2017-05-18 | 2017-05-18 | Marine acoustics measures buoyage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106965905A CN106965905A (en) | 2017-07-21 |
| CN106965905B true CN106965905B (en) | 2019-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710353199.XA Expired - Fee Related CN106965905B (en) | 2017-05-18 | 2017-05-18 | Marine acoustics measures buoyage |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108545147A (en) * | 2018-06-14 | 2018-09-18 | 中国海洋大学 | Ocean-atmosphere interface observes key technology-data real time implementation water surface relay communication float |
| CN109131750B (en) * | 2018-09-12 | 2020-08-04 | 中国船舶重工集团公司第七0五研究所 | Buoy hoisting buffer mechanism and buoy laying method |
| CN109946685A (en) * | 2019-03-19 | 2019-06-28 | 鲁普耐特集团有限公司 | A marine camouflage monitoring system |
| CN109895958A (en) * | 2019-04-09 | 2019-06-18 | 自然资源部第一海洋研究所 | A kind of polar region real time communication-polar ice vapor interface observation buoy |
| CN111505060B (en) * | 2020-05-25 | 2020-10-30 | 国家海洋技术中心 | Ocean skin layer salinity measurement buoy |
| CN115140245A (en) * | 2022-06-20 | 2022-10-04 | 北京星网船电科技有限公司 | Variable-depth active detection acoustic buoy |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0130722A1 (en) * | 1983-06-15 | 1985-01-09 | Sippican Ocean Systems, Inc. | Electric circuit assembly apparatus |
| CN101762823A (en) * | 2010-04-01 | 2010-06-30 | 上海交通大学 | System for measuring position of marine seismic streamer based on one-way hydroacoustic ranging |
| CN103770911A (en) * | 2014-01-27 | 2014-05-07 | 国家海洋局第一海洋研究所 | Deep-sea observing buoy system based on inductive coupling and satellite communication techniques |
| CN104875849A (en) * | 2015-05-14 | 2015-09-02 | 中国海洋大学 | Multi-scale synchronous observation subsurface buoy for ocean dynamic environment |
| CN204630614U (en) * | 2015-05-26 | 2015-09-09 | 国家海洋技术中心 | Array ocean acoustic Signal Measurement System |
| CN206826877U (en) * | 2017-05-18 | 2018-01-02 | 国家海洋技术中心 | Marine acoustics measures buoyage |
-
2017
- 2017-05-18 CN CN201710353199.XA patent/CN106965905B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0130722A1 (en) * | 1983-06-15 | 1985-01-09 | Sippican Ocean Systems, Inc. | Electric circuit assembly apparatus |
| CN101762823A (en) * | 2010-04-01 | 2010-06-30 | 上海交通大学 | System for measuring position of marine seismic streamer based on one-way hydroacoustic ranging |
| CN103770911A (en) * | 2014-01-27 | 2014-05-07 | 国家海洋局第一海洋研究所 | Deep-sea observing buoy system based on inductive coupling and satellite communication techniques |
| CN104875849A (en) * | 2015-05-14 | 2015-09-02 | 中国海洋大学 | Multi-scale synchronous observation subsurface buoy for ocean dynamic environment |
| CN204630614U (en) * | 2015-05-26 | 2015-09-09 | 国家海洋技术中心 | Array ocean acoustic Signal Measurement System |
| CN206826877U (en) * | 2017-05-18 | 2018-01-02 | 国家海洋技术中心 | Marine acoustics measures buoyage |
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| Publication number | Publication date |
|---|---|
| CN106965905A (en) | 2017-07-21 |
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