CN208984585U - A kind of sediment sound translative performance measuring device - Google Patents
A kind of sediment sound translative performance measuring device Download PDFInfo
- Publication number
- CN208984585U CN208984585U CN201821397249.0U CN201821397249U CN208984585U CN 208984585 U CN208984585 U CN 208984585U CN 201821397249 U CN201821397249 U CN 201821397249U CN 208984585 U CN208984585 U CN 208984585U
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- sediment
- hydrophone
- sound source
- measuring rod
- sound
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Abstract
The utility model relates to a kind of sediment sound translative performance measuring devices, the test of sediment sound translative performance is carried out for being mounted on ship, including sound source, hydrophone, signal acquisition module and measuring rod, the bottom end of the measuring rod is arranged in the hydrophone, and the signal acquisition module is connect with the top of the measuring rod；The sound source is for generating acoustical signal, the sound source and measuring rod interval preset space length.Sediment sound translative performance measuring device provided by the utility model is by being arranged hydrophone in the measuring rod bottom end that can transmit signal, hydrophone can be put into sediment, the acoustical signal transmitted simultaneously by the sound source in sediment sound translative performance measuring device through seawater and sediment by audiometry and record, realize the analysis and judgement to sediment between the two, hydrophone position is stablized, and measurement is accurate.
Description
Technical field
The utility model relates to Marine Geology surveying device technical fields, more particularly to a kind of sediment sound translative performance
Measuring device.
Background technique
Submarine surface is generally made of terrigenous clastic rock deposit, volcanic deposit object, biogenic deposits or the basement rock of exposure.Sea
Bottom substrate data is naval vessel anchoring, communications optical cable laying, submarine seat bottom, underwater weapon transmitting and seabed earth crust structure and movement
The important references data of the projects such as research.
In order to detect the thickness of deposit and the variation characteristic of substrate, using sub-bottom profiler, sonar contact device etc., shallowly
Pool can also be sampled using offshore drilling.In all sediment detection means, based on acoustic equipment by obtaining sea
Bottom substrate sonar image reflection sea bed substrate, landforms method have the characteristics that it is simple, effective.In measurement underwater moving-body radiation
When noise, it will generally be tested in hydrophone water in suspension.In testing, with ocean current influence drift can occur for hydrophone, and water is listened
Device can change with underwater moving-body distance, and there are errors in distance conversion.
Utility model content
Based on this, it is necessary at least one problem mentioned above, provide a kind of sediment sound translative performance measurement
Device.
A kind of sediment sound translative performance measuring device carries out the survey of sediment sound translative performance for being mounted on ship
Examination, including sound source, hydrophone, signal acquisition module and measuring rod, the bottom end of the measuring rod is arranged in the hydrophone, described
Signal acquisition module is connect with the top of the measuring rod；The sound source is for generating acoustical signal, the sound source and the measurement
Bar interval preset space length.
The sound source includes signal generator, power amplifier and energy converter in one of the embodiments, and the energy converter passes through
Cable connection is used as acoustical signal emitting head on the power amplifier；The cable is equipped with the rope for suspension.
The measuring rod includes into mud needle component, annulus column and extending elevating lever in one of the embodiments, described
Hydrophone is arranged in the annulus column, and the annulus column can be embedded on the extension elevating lever；The extension elevating lever by
The combination post set of several segments regular length at, for drive the annulus column and it is described enter mud needle component it is mobile.
The measuring rod includes into water portion and entering mud portion in one of the embodiments, the acoustical signal transmitting of the sound source
Head be arranged in it is described enter water portion midpoint where horizontal line on.
The sound source uses low-frequency sound source in one of the embodiments,；The hydrophone uses TC4032 hydrophone；Institute
Stating signal acquisition module includes signal condition instrument and signal display terminal.
The scale for sounding the depth of the water is labeled on the measuring rod in one of the embodiments,.
Sediment sound translative performance measuring device provided by the utility model passes through in the measuring rod bottom end that can transmit signal
Hydrophone is set, hydrophone can be put into sediment, while by audiometry and record by sediment sound translative performance
The acoustical signal that sound source in measuring device is transmitted through seawater and sediment, realize to the analysis of sediment between the two and
Judgement, hydrophone position are stablized, and measurement is accurate.
Detailed description of the invention
Fig. 1 is the sediment sound translative performance measuring device structural schematic diagram in an embodiment of the present invention.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
The understanding for opening content is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" includes
Any and all combinations of one or more related listed items.
A kind of sediment sound translative performance measuring device is provided in an embodiment of the present invention, for being mounted on ship
Upper progress sediment sound translative performance test, as shown in Figure 1, the measuring device includes at least sound source 100, hydrophone 200, signal
Acquisition module 300 and measuring rod 400, wherein hydrophone 200 is arranged in the bottom end of measuring rod 400, signal acquisition module 300 then with
The top of measuring rod 400 connects, and certainly, is also connected by signal wire between signal acquisition module 300 and hydrophone 200, the letter
The walking of number line is in measuring rod 400, and sound source 100 is for generating acoustical signal, it should be noted that between sound source 100 and measuring rod 400
Every the sediment 20 that seawater may be present in preset space length, the preset space length and covered by seawater.Measuring rod 400 is with one
The straight-bar of measured length, specific length can be arranged according to actual needs, since the bottom end of measuring rod 400 is arranged in hydrophone 200, because
This can be inserted into seabed by directly erecting measuring rod 400, so that measuring rod 400 enters certain distance in the substrate in seabed, energy
Enough ensure that hydrophone 200 can work in deeper shale seabed, avoids larger because influencing to generate due to drift occurs with ocean current
Converted distance calculate error.Preferably, the scale for sounding the depth of the water is labeled on measuring rod 400, according on measuring rod 400
Scale, calculate the working depth of hydrophone 200, and detect whether it enters sediment 20 when medium parameter.For convenient for
The measuring rod 400 is divided into water portion and enters mud portion by description, and wherein the acoustical signal emitting head setting of sound source 100 is entering water
On horizontal line where portion midpoint, for example, when it is sea water advanced be 10m, measuring rod 400 place sediment sound transparency
It is capable of measuring at 30 tail end of hull of device, and sound source 100 puts into the acoustical signal emitting head in sound source 100 on 30 head of hull
In seawater, which once at 5m, obtains optimal acoustical signal measurement circuit in sea 10 with this.It is preferred that
, sound source 100 uses low-frequency sound source 100；Hydrophone 200 uses TC4032 hydrophone；Signal acquisition module 300 includes signal tune
Instrument and signal display terminal are managed, 100 emission control of sound source and hydrophone 200 by signal wire connection being capable of reception results and one
Bodyization display, can immediately arrive at different frequency, different 100 grades of signals of sound source with silt material, depth attenuation curve.
As a preferred scheme, sound source 100 includes signal generator, power amplifier (not shown) and energy converter 110,
Wherein for energy converter 110 through cable connection on power amplifier, which is used as acoustical signal emitting head；Cable is equipped with and is used for
The rope of suspension, energy converter 110 need to work in water, thus are connect it with measuring device main body by rope, prevent it
It loses, while also ensuring that its position in water is relatively stable.Preferably, can be arranged in energy converter 110 in another section of measuring rod
On 400, which has scale, can the more steadily position of fixing of energy converter 110 in water, while can also
Real-time calibration is carried out to 100 grades of emission sound source.
As another preferred scheme, measuring rod 400 includes into mud needle component 420, annulus column 410 and extending lifting
Bar, wherein hydrophone 200 is arranged in annulus column 410, and hydrophone 200 is mounted in annulus column 410, keeps erectting posture,
Sound head is downward.The production of lightweight anticorrosion material, such as epoxy resin, ABS etc., preferably asphalt mixtures modified by epoxy resin can be used in the annulus column 410
Rouge, annulus column 410 are embedded on extending elevating lever, and entering mud needle component 420 is the cuspidated taper of a tool, convenient for piercing seabed
In substrate 20.Extend elevating lever by the combination post set of several segments regular length at, it is preferable to use composable and disassembly segmentation
Straight-bar, being segmented between straight-bar to be mutually clamped or be threadedly coupled, and be not only readily transported, but also deep convenient for seawater according to actual needs
It spends assembling to use, which extends setting for elevating lever for driving annulus column 410 and entering the movement of mud needle component 420
Meter can be realized the purpose measured in different water depth, while extend mountable hydrophone 200, annulus column on elevating lever
410 one end both can connect segmentation straight-bar, also can connect into mud needle component 420, thus can be arranged on extending elevating lever
Multiple annulus columns 410, to realize while measure the purpose of different water depth propagation characteristic.In general, entering 420 needs of mud needle component
It is drilled into sediment 20, in certain need, depth, which reaches, can be such that hydrophone 200 submerges in sediment 20
Subject to certain distance, such as by the insertion of measuring rod 400 mud bottom, until the top (containing hydrophone 200) of measuring rod 400 falls into mud bottom
1 meter.
To more fully understand 20 string for binding a plait device for measuring properties of sediment provided by the utility model, now arrange as one example
It is illustrated:
Firstly, measuring the region depth of water according to the test zone chosen in advance, according to the depth of water, tidal fluctuations situation is considered,
Suitable 400 pattern length of measuring rod is selected, in order to measure.
Then, hydrophone 200 is mounted in epoxy resin annulus column 410, keeps erectting posture, sound head is downward.It is surveying
In the connecting rod of 400 device of gauge rod, several hydrophones 200 are installed according to measurement demand, 400 device of measuring rod is inserted into mud
Bottom, until 400 needle end of measuring rod (containing hydrophone 200) falls into 1 meter of mud bottom.100 sound head of low-frequency sound source (energy converter 110) is not had
Enter in seawater, working depth is controlled by electric up-down winch, and underwater penetration is about the half of the depth of water, such as 10 meters of the depth of water, then
It hangs to 5 meters of depth.
According to the scale on measuring rod 400, each 200 working depth of hydrophone is calculated, and detects whether it enters mud.It measures low
The horizontal space of frequency sound source 100 and hydrophone 200.Acquisition terminal is set up, by each 200 (calibration of signal containing low-frequency sound source of hydrophone
Hydrophone 200) cable access signal condition instrument.Processed hydrophone signals, signal source signal are transmitted to by signal condition instrument
Signal processor.By signal display terminal monitor signals in real time source, calibration hydrophone, each hydrophone live signal.It adjusts
Entire signal source signal frequency and power amplifier output voltage electric current analyze different simple signal silts through characteristic, quantitative result.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of sediment sound translative performance measuring device carries out the test of sediment sound translative performance for being mounted on ship,
It is characterised in that it includes sound source, hydrophone, signal acquisition module and measuring rod, the measuring rod is arranged in the hydrophone
Bottom end, the signal acquisition module are connect with the top of the measuring rod；The sound source for generating acoustical signal, the sound source with
Measuring rod interval preset space length.
2. sediment sound translative performance measuring device according to claim 1, which is characterized in that the sound source includes signal
Generator, power amplifier and energy converter, the energy converter on the power amplifier, are used as acoustical signal emitting head by cable connection；It is described
Cable is equipped with the rope for suspension.
3. sediment sound translative performance measuring device according to claim 2, which is characterized in that the measuring rod include into
Mud needle component, annulus column and extension elevating lever, the hydrophone are arranged in the annulus column, and the annulus column can be embedded
On the extension elevating lever；The extension elevating lever is by the combination post set of several segments regular length at for driving the annulus
Column and it is described enter mud needle component it is mobile.
4. sediment sound translative performance measuring device according to claim 2, which is characterized in that the measuring rod include into
Water portion and enter mud portion, the acoustical signal emitting head of the sound source be arranged in it is described enter water portion midpoint where horizontal line on.
5. sediment sound translative performance measuring device according to claim 1, which is characterized in that the sound source uses low frequency
Sound source；The hydrophone uses TC4032 hydrophone；The signal acquisition module includes signal condition instrument and signal display terminal.
6. sediment sound translative performance measuring device according to claim 1, which is characterized in that marked on the measuring rod
There is the scale for sounding the depth of the water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821397249.0U CN208984585U (en) | 2018-08-28 | 2018-08-28 | A kind of sediment sound translative performance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821397249.0U CN208984585U (en) | 2018-08-28 | 2018-08-28 | A kind of sediment sound translative performance measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208984585U true CN208984585U (en) | 2019-06-14 |
Family
ID=66782650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821397249.0U Expired - Fee Related CN208984585U (en) | 2018-08-28 | 2018-08-28 | A kind of sediment sound translative performance measuring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN208984585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780852A (en) * | 2020-05-22 | 2020-10-16 | 中国船舶重工集团公司第七一五研究所 | Device and method for measuring deep sea performance of low-frequency transducer in real time |
-
2018
- 2018-08-28 CN CN201821397249.0U patent/CN208984585U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780852A (en) * | 2020-05-22 | 2020-10-16 | 中国船舶重工集团公司第七一五研究所 | Device and method for measuring deep sea performance of low-frequency transducer in real time |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 Termination date: 20200828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |