CN210293330U - Ultrasonic measuring device for volume content of seabed leakage bubbles - Google Patents
Ultrasonic measuring device for volume content of seabed leakage bubbles Download PDFInfo
- Publication number
- CN210293330U CN210293330U CN201920894399.0U CN201920894399U CN210293330U CN 210293330 U CN210293330 U CN 210293330U CN 201920894399 U CN201920894399 U CN 201920894399U CN 210293330 U CN210293330 U CN 210293330U
- Authority
- CN
- China
- Prior art keywords
- sound wave
- acoustic
- fixed seat
- volume content
- sound
- 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.)
- Active
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to a submarine measuring's technical field, more specifically relates to a submarine seepage bubble volume content's ultrasonic measurement device, including fixed plate, connect in sound wave transmission transduction subassembly, the receipt of outside signal source and transmission sound wave signal and fall into at least two ways of homologous sound wave signal's sound wave shunt assembly, the sound wave receiving transduction subassembly of receiving homologous sound wave signal, receive homologous sound wave signal's sound wave probe sensing subassembly and hold the measuring channel that submarine cold spring natural gas bubble rises and pass through, sound wave transmission transduction subassembly, sound wave shunt assembly, sound wave receiving transduction subassembly all with fixed plate fixed connection, sound wave shunt assembly and sound wave transmission transduction subassembly are connected. The utility model discloses a signal accessible received signal cable that transducer subassembly was received to sound wave probe sensing subassembly and sound wave transmits to the memory in to sound velocity and the acoustic attenuation of the double-phase medium of gas-liquid and according to the volume content in order to calculate the acquisition bubble are obtained to the sound wave signal characteristic of receiving through the analysis.
Description
Technical Field
The utility model relates to a subsea measurement's technical field, more specifically relates to an ultrasonic measurement device of seabed seepage bubble volume content.
Background
The amount of methane released into the ocean's body of water and atmosphere by the leakage of subsea cold spring natural gas annually is very surprising, initially estimated to be greater than 10Tg (1012g) per year, whereas methane is a strong greenhouse gas with a greenhouse effect that is more than 20 times the same mass of carbon dioxide, and such a huge amount of methane is an important contributor to global climate change. Therefore, the method has important economic value and scientific significance for online in-situ detection of the natural gas leakage rate of the seabed cold spring. At present, research on seabed cold spring natural gas leakage in-situ flow online measurement devices in China has been carried out, and two sets of seabed cold spring natural gas leakage in-situ flow online measurement devices have been successfully developed by Guangzhou geochemistry research institute of Chinese academy of sciences, so that the blank of China in the field is filled, however, the two successfully developed sets of devices are difficult to carry out long-term multi-environment in-situ online observation on the natural gas flow of a seabed cold spring leakage system due to the limitations of materials, components, power consumption and the like and the poor stability of the working performance of the devices.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a seabed seepage bubble volume content's ultrasonic measurement device, can not only develop long-term seabed cold spring natural gas seepage normal position flow on-line measuring, but also can be used for seabed cold spring natural gas seepage normal position flow on-line measuring under the different depth of water environment.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the ultrasonic measuring device comprises a fixed plate, a sound wave transmitting and transducing component, a sound wave shunt component, a sound wave receiving and transducing component, a sound wave probe sensing component and a measuring channel, wherein the sound wave transmitting and transducing component is connected with an external signal source and transmits sound wave signals, the sound wave shunt component receives the sound wave signals and is divided into at least two paths of homologous sound wave signals, the sound wave receiving and transducing component receives the homologous sound wave signals, the sound wave probe sensing component receives the homologous sound wave signals, the measuring channel is used for allowing bubbles of the seabed cold spring natural gas to ascend and pass through, the sound wave transmitting and transducing component, the sound wave shunt component and the sound wave receiving and transducing component are fixedly connected with the fixed plate, the sound wave shunt component is connected with the sound wave transmitting and transducing component, the sound wave shunt component; the measuring channel is formed by surrounding a plurality of groups of partition plates.
The utility model discloses an ultrasonic measurement device of seabed seepage bubble volume content, the signal drive sound wave transmission transducing subassembly that outside signal source sent sends the sound wave, sound wave signal transmission to sound wave branching unit, a branch of sound wave signal falls into two way spectral feature under sound wave branching unit's effect, the homologous sound wave signal that the energy is the same, two way homologous sound wave signal pierce through the bubble that distributes in getting into the measurement passageway, sound wave signal is received by sound wave probe sensing subassembly and sound wave receiving transducing subassembly afterwards, the signal accessible received signal cable transmission of sound wave probe sensing subassembly and sound wave receiving transducing subassembly receipt is to the memory in, and sound velocity and the acoustic attenuation that acquire the double-phase medium of gas-liquid through the sound wave signal characteristic that the analysis was received and according to the volume content in order to calculate the acquisition bubble. The utility model discloses a non-contact's measuring method has overcome the not enough of current seabed cold spring natural gas seepage normal position flow on-line measuring device can not long-term normal position on-line observation, can be applicable to different depth of water environment, satisfies different measuring method.
Further, sound wave transmission transduction subassembly includes sound wave transmission transducer, first fixing base and first end cap, first fixing base is equipped with the first sealed chamber that is used for installing sound wave transmission transducer, the one end and the first fixing base fixed connection of first end cap, the other end of first end cap is equipped with the first joint that is used for connecting first nylon tube, first nylon tube transmission sound wave signal is to sound wave transmission transducer. The sound wave transmitting transducer is arranged in the first sealing cavity, so that the interference of external sound wave signals on the signals transmitted by the sound wave transmitting transducer can be effectively prevented; the first connector is connected with a driving cable, the driving cable is connected with an external signal source, and the sound wave transmitting transducer is driven to transmit sound wave signals; for the interference wave among the absorption signal source, the utility model discloses it has sound absorbing material to fill in first sealed intracavity.
Further, the sound wave shunting component comprises a sound wave shunt, a second fixing seat and a first sound transmission part, one end of the first sound transmission part is fixedly connected with the second fixing seat, the other end of the first sound transmission part penetrates through the second fixing seat to be connected with the sound wave shunt, and the first sound transmission part receives a sound wave signal transmitted by the sound wave transmitting transducer. The sound wave signal transmitted by the sound wave transmitting transducer is transmitted to the sound wave branching unit through the first sound transmission part, and is divided into multiple paths of homologous sound wave signals with the same frequency and the same energy by the sound wave branching unit so as to penetrate through bubbles with different heights and then be received by the sound wave receiving transducer assembly.
Furthermore, the acoustic splitter comprises a receiving section and two groups of splitting sections, one ends of the splitting sections are connected with the receiving section, and the splitting sections are symmetrically arranged on two sides of the central line of the receiving section; the receiving section is connected with the end part of the sound transmission part, and the other end of the sub-section is connected with the isolation plate. The sound wave splitter divides the sound wave signals into two paths of homologous sound wave signals with the same frequency and the same energy; the two paths of homologous sound wave signals penetrate through bubbles with different heights and are received by the sound wave receiving and transducing assembly, and the bubble floating speed is determined by utilizing the established relation between the bubble floating speed and the bubble average density measurement and the sound wave amplitude and phase.
Furthermore, a first reflecting plate is arranged on the surface of the branch section, and a second reflecting plate is connected to the branch position of the two branch sections. The first reflecting plate and the second reflecting plate have the functions of enabling the branched sound waves to propagate along a designed path and facilitating the sound wave receiving transducer to receive sound wave signals.
Furthermore, the first reflecting plate is a square sound wave reflecting steel plate, and the second reflecting plate is a triangular cross section sound wave reflecting steel plate. Because the environment that ultrasonic measurement device measured is marine environment, for avoiding corroding, the utility model discloses select the steel material for use, but not limited to the steel material.
Further, the sound wave receiving and transducing assembly comprises a first sound wave receiving transducer, a third fixing seat and a second sealing end cover, the third fixing seat is provided with a second sealing cavity for installing the first sound wave receiving transducer, one end of the third fixing seat is connected with a second sound transmission part for transmitting homologous sound wave signals to the first sound wave receiving transducer, one end of the second sound transmission part is connected with the isolation plate through a matcher, the second sealing end cover is connected with a second joint for connecting a second nylon pipe at the other end of the third fixing seat and the second sealing end cover, and the second nylon pipe transmits the sound wave information received by the first sound wave receiving transducer. The matcher receives homologous sound wave signals penetrating through the bubbles, is connected with the receiving cable through the second sound transmission part through the second connector, and uploads sound wave information received by the first sound wave receiving transducer to the storage system for subsequent analysis.
Further, sound wave probe sensing subassembly including locate the inside ultrasonic probe of measurement passageway, receive the second sound wave receiving transducer of the signal of ultrasonic transducer monitoring and with ultrasonic transducer fixed connection's fourth fixing base, be connected with the third end cover between fourth fixing base one end and the division board, the other end of fourth fixing base is connected with the third that is used for connecting the third nylon tube and connects, the sound wave information that the transducer was received is received to the transmission second sound wave of third nylon tube. The ultrasonic probe detects the sound wave information in the measuring channel, and the information detected by the ultrasonic probe is uploaded to a storage system through a third connector external receiving cable so as to facilitate subsequent analysis.
Furthermore, the acoustic wave probe sensing assembly is a plurality of groups, and the plurality of groups of ultrasonic wave probes are regularly arranged in a plurality of rows and columns. The distribution conditions of the bubbles on a plurality of planes can be detected through ultrasonic information acquired by the ultrasonic probe, and the volume content of the bubbles in the measuring channel can be calculated by combining the detection result of the rising speed of the bubbles detected by the first sound wave receiving transducer.
Furthermore, a third seal cavity filled with oil is formed between the third seal end cover and the fourth fixed seat. Because the ultrasonic measuring device is usually required to be lowered to the seabed with higher pressure, the third sealing cavity is filled with oil to ensure the pressure resistance.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an ultrasonic measurement device of seabed seepage bubble volume content adopts non-contact's measuring method, has overcome not enough that current seabed cold spring natural gas seepage normal position flow on-line measuring device can not long-term normal position survey on line, just the utility model discloses device compact structure, small, job stabilization nature are good, can be applicable to different depth of water environment, satisfy different measuring method.
Drawings
FIG. 1 is a schematic structural diagram I of an ultrasonic measuring device for measuring the volume content of a seabed leakage bubble;
FIG. 2 is a schematic structural diagram II of an ultrasonic measuring device for measuring the volume content of the leaked bubbles on the seabed;
FIG. 3 is a schematic structural diagram III of an ultrasonic measuring device for measuring the volume content of the leaked bubbles on the seabed;
fig. 4 is a schematic structural diagram of an acoustic wave probe sensing assembly.
In the drawings: 1-fixing the plate; 2-a sound wave transmitting transducing member; 21-an acoustic wave emitting transducer; 22-a first fixed seat; 23-a first sealing end cap; 24-a first nylon tube; 25-a first joint; 26-a first cone nut; 3-an acoustic wave shunt assembly; 31-an acoustic splitter; 32-a second fixed seat; 33-a first sound-conveying part; 34-road section division; 35-a receiving section; 36-a first reflector plate; 37-a second reflector plate; 38-a support bar; 4-an acoustic wave receiving transducer assembly; 41-a first acoustic wave receiving transducer; 42-a third fixed seat; 43-a second end seal cap; 44-a second sound-conveying part; 45-matcher; 46-a second nylon tube; 47-a second linker; 48-fixed connection; 49-fixed connection seat; 5-an acoustic wave probe sensing assembly; 51-an ultrasonic probe; 52-second sound wave receiving transducer; 53-fourth permanent seat; 54-a third end seal cap; 55-a fourth seal end cap; 56-third nylon tube; 57-a third joint; 58-half cone; 59-a fixed ring; 6-a measurement channel; 61-spacer plate.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Example one
Fig. 1 to 4 show an embodiment of the ultrasonic measuring device for measuring the volume content of the leaked bubbles in the sea bottom according to the present invention, which comprises a fixing plate 1, a sound wave emitting and transducing assembly 2 connected to an external signal source and emitting sound wave signals, a sound wave branching assembly 3 receiving the sound wave signals and dividing the sound wave signals into at least two paths of homologous sound wave signals, a sound wave receiving and transducing assembly 4 receiving the homologous sound wave signals, receive the sound wave probe sensing subassembly 5 of homologous sound wave signal and hold the measuring channel 6 that seabed cold spring natural gas bubble rises to pass through, sound wave transmission transducing subassembly 2, sound wave is along separate routes subassembly 3, sound wave receiving transducing subassembly 4 all with fixed plate 1 fixed connection, sound wave is along separate routes subassembly 3 and is connected with sound wave transmission transducing subassembly 2, sound wave is along separate routes subassembly 3, sound wave receiving transducing subassembly 4 locates the both sides of measuring channel 6 respectively, sound wave probe sensing subassembly 5 is located inside measuring channel 6.
In the implementation of the embodiment, a signal sent by an external signal source drives the acoustic wave transmitting and transducing component 2 to send an acoustic wave, the acoustic wave signal is transmitted to the acoustic wave splitter 31, one acoustic wave signal is divided into two homologous acoustic wave signals with the same spectral characteristics and energy under the action of the acoustic wave splitter 31, the two homologous acoustic wave signals penetrate into bubbles distributed in the measuring channel 6, then the acoustic wave signal is received by the acoustic wave probe sensing component 5 and the acoustic wave receiving and transducing component 4, the signals received by the acoustic wave probe sensing component 5 and the acoustic wave receiving and transducing component 4 can be transmitted to the memory through the receiving signal cable, and the sound velocity and sound attenuation of the gas-liquid two-phase medium are obtained by analyzing the characteristics of the received acoustic wave signal, and the volume content of the bubbles is obtained by.
As shown in fig. 1 to 3, the sound wave transmitting and transducing assembly 2 includes a sound wave transmitting transducer 21, a first fixing seat 22 and a first sealing end cover 23, the first fixing seat 22 is provided with a first sealing cavity for installing the sound wave transmitting transducer 21, one end of the first sealing end cover 23 is fixedly connected with the first fixing seat 22, the other end of the first sealing end cover 23 is provided with a first joint 25 for connecting a first nylon tube 24, and the first nylon tube 24 transmits a sound wave signal to the sound wave transmitting transducer 21. The ultrasonic transmitting transducer 21 is arranged in the first sealed cavity, so that the interference of external sound wave signals on the signals transmitted by the ultrasonic transmitting transducer 21 can be effectively prevented; in order to absorb the interference waves in the signal source, the sound-absorbing material is filled in the first sealed cavity. The first nylon tube 24 in this embodiment can be connected and fixed with the first joint 25 through the first conical nut 26; in this embodiment, the first connector 25 is connected to a driving cable, and the driving cable is connected to an external signal source to drive the acoustic wave emitting transducer 21 to emit an acoustic wave signal.
As shown in fig. 1 to 3, the acoustic wave splitting assembly 3 includes an acoustic wave splitter 31, a second fixing seat 32 and a first acoustic part 33, one end of the first acoustic part 33 is fixedly connected to the second fixing seat 32, the other end of the first acoustic part passes through the second fixing seat 32 and is connected to the acoustic wave splitter 31, the first acoustic part 33 receives an acoustic wave signal emitted by the acoustic wave emitting transducer 21, and the acoustic wave splitter 31 can be connected to the second fixing seat 32 through a locking screw and a shim. Thus, the sound wave signal emitted by the sound wave emitting transducer 21 is transmitted to the sound wave splitter 31 through the first sound transmission part 33, and is split into multiple paths of homologous sound wave signals with the same frequency by the sound wave splitter 31 so as to penetrate through bubbles with different heights and then be received by the sound wave receiving transducer assembly 4, and the bubble floating speed is determined by using the established relationship between the bubble floating speed and the bubble average density measurement and the sound wave amplitude and phase. In this embodiment, the second fixing seat 32, the first sound-transmitting portion 33, the first fixing seat 22, and the first end cap 23 may be fixedly connected together by hexagon socket head cap screws and nuts or other fixing connection manners; the second fixing seat 32 and the acoustic wave splitter 31 can be fixedly connected by fixing means such as a fixing screw, and an outer tongue locking washer is arranged at the contact position of the fixing screw and the second fixing seat 32.
The acoustic splitter 31 includes a receiving end and two sets of splitting sections 34 with one end connected to the receiving section 35, the splitting sections 34 are symmetrically disposed on two sides of the center line of the receiving section 35, the receiving section 35 is connected to the end of the sound transmission part, and the other end of the splitting section 34 is connected to the isolation plate 61. In this embodiment, in order to make the split sound wave signal propagate along a designed path, so that the sound wave receiving transducer can receive the sound wave signal conveniently, in this embodiment, a first reflection plate 36 is installed on the surface of the splitting section 34, a second reflection plate 37 is connected at the branch of the two-component section 34, the second reflection plate 37 is connected with the sound wave splitter 31 through a support rod 38, and the support rod 38 is fixedly connected with the sound wave splitter 31 through a fixing member. Since the environment measured by the ultrasonic measuring device is a marine environment, in order to avoid corrosion, the first reflection plate 36 of the present embodiment is a square sound wave reflection steel plate, and the second reflection plate 37 is a triangular section sound wave reflection steel plate; however, it should be noted that the first reflection plate 36 and the second reflection plate 37 of the present embodiment are not limited to be made of steel materials.
As shown in fig. 1 to 3, the acoustic wave receiving transducer assembly 4 includes a first acoustic wave receiving transducer 41, a third fixing seat 42 and a second sealing end cover 43, the third fixing seat 42 is provided with a second sealing cavity for installing the first acoustic wave receiving transducer 41, one end of the third fixing seat 42 is connected to a second sound transmitting portion 44 for transmitting a homologous acoustic wave signal to the first acoustic wave receiving transducer 41, one end of the second sound transmitting portion 44 is connected to the isolation plate 61 through a matcher 45, the second sealing end cover 43 is connected to the other end of the third fixing seat 42, the second sealing end cover 43 is connected to a second joint 47 for connecting a second nylon tube 46, and the second nylon tube 46 transmits acoustic wave information received by the first acoustic wave receiving transducer 41. In the implementation of the present embodiment, the matcher 45 receives the homologous acoustic signal penetrating through the bubble, and is connected to the receiving cable through the second joint 47 via the second acoustic transmission part 44, so as to upload the acoustic information received by the first acoustic receiving transducer 41 to the storage system for subsequent analysis. In order to absorb the interference waves in the sound wave signal, the sound absorption material is filled in the first sealed cavity. In this embodiment, the number of the first sound wave receiving transducers 41 is two, the two sets of the second sealing end caps 43 are connected with the fixed connecting seat 49 through the fixed connecting piece 48, the fixed connecting seat 49 and the fixing plate 1 are connected and fixed through the connecting rod, two ends of the connecting rod can be fixed by connecting nuts, and gaskets are arranged at the joints of the nuts and the fixed connecting seat 49 and the joints of the fixed connecting seat 49 and the fixing plate 1; the first acoustic wave receiving transducer 41 is a flat acoustic wave receiving transducer.
As shown in fig. 4, the acoustic probe sensing assembly 5 includes an ultrasonic probe 51 disposed inside the measurement channel 6, a second acoustic wave receiving transducer 52 for receiving signals monitored by the ultrasonic probe, and a fourth fixing seat 53 fixedly connected to the ultrasonic probe, a third end cap 54 is connected between one end of the fourth fixing seat 53 and the isolation plate 61, a fourth end cap 55 is connected to the other end of the fourth fixing seat 53, the fourth end cap 55 is connected to a third joint 57 for connecting a third nylon tube 56, and the third nylon tube 56 transmits acoustic wave information received by the second acoustic wave receiving transducer 52. In this embodiment, the second sound wave receiving transducer 52 is a circular sound wave receiving transducer, one end of the ultrasonic probe is fixedly mounted on the third end cap 54 through a half cone 58 and connected to the second sound wave receiving transducer 52, the other end of the ultrasonic probe is connected to the fourth fixing seat 53 through a fixing ring 59 through a locking screw, and the fixing ring 59 can be fixed to the isolation plate 61 through a hexagon screw and a hexagon nut; the fourth fixing seats 53 are multiple groups, and the multiple groups of fixing seats are connected through a fixing seat connecting rod; the fourth fixing seat 53 fixes the fixing ring 59 and the holder together by a third connecting rod, a hexagon nut, and a lock washer. In the implementation of this embodiment, the ultrasonic probe 51 detects the sound wave information inside the measurement channel 6, and the external receiving cable connected through the third connector 57 uploads the information detected by the ultrasonic probe 51 to the storage system for subsequent analysis. In this embodiment, the acoustic probe sensing assembly 5 has multiple sets, and the multiple sets of ultrasonic probes 51 are regularly arranged in multiple rows and multiple columns. A third sealed cavity filled with oil is formed between the third sealed end cover 54 and the fourth fixed seat 53, and the ultrasonic measurement device often needs to be lowered to the sea bottom with higher pressure, and the third sealed cavity is filled with oil to ensure pressure resistance.
In order to ensure the accuracy of the detection, in this embodiment, sealing grooves for installing sealing rings may be disposed on both end surfaces of the first fixing seat 22, the second fixing seat 32, the third fixing seat 42, and the fourth fixing seat 53.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. An ultrasonic measuring device for measuring the volume content of bubbles leaked from the sea bottom is characterized by comprising a fixed plate (1), a sound wave transmitting and transducing component (2) which is connected with an external signal source and transmits sound wave signals, a sound wave shunt component (3) which receives the sound wave signals and divides the sound wave signals into at least two paths of homologous sound wave signals, a sound wave receiving and transducing component (4) which receives the homologous sound wave signals, a sound wave probe sensing component (5) which receives the homologous sound wave signals and a measuring channel (6) which allows bubbles of cold spring natural gas at the sea bottom to rise and pass through, wherein the sound wave transmitting and transducing component (2), the sound wave shunt component (3) and the sound wave receiving and transducing component (4) are fixedly connected with the fixed plate (1), the sound wave shunt component (3) is connected with the sound wave transmitting and transducing component (2), and the sound wave shunt component (3) and the sound wave receiving and transducing, the acoustic wave probe sensing assembly (5) is arranged inside the measuring channel (6); the measuring channel (6) is formed by a plurality of groups of isolation plates (61) in a surrounding mode.
2. The ultrasonic measuring device for the volume content of the sea bottom leakage bubbles according to claim 1, wherein the sound wave transmitting and transducing assembly (2) comprises a sound wave transmitting and transducing device (21), a first fixed seat (22) and a first sealing end cover (23), the first fixed seat (22) is provided with a first sealing cavity for mounting the sound wave transmitting and transducing device (21), one end of the first sealing end cover (23) is fixedly connected with the first fixed seat (22), the other end of the first sealing end cover (23) is provided with a first joint (25) for connecting a first nylon pipe (24), and the first nylon pipe (24) transmits sound wave signals to the sound wave transmitting and transducing device (21).
3. The ultrasonic measuring device for the sea bottom leakage bubble volume content according to the claim 2, characterized in that the acoustic splitting assembly (3) comprises an acoustic splitter (31), a second fixed seat (32) and a first acoustic part (33), one end of the first acoustic part (33) is fixedly connected with the second fixed seat (32), the other end passes through the second fixed seat (32) to be connected with the acoustic splitter (31), and the first acoustic part (33) receives the acoustic signal emitted by the acoustic emitting transducer (21).
4. The ultrasonic measuring device for the volume content of the sea bottom leakage bubbles according to claim 3, wherein the acoustic splitter (31) comprises a receiving section (35) and two sets of branch sections (34) with one ends connected with the receiving section (35), and the branch sections (34) are symmetrically arranged on two sides of the center line of the receiving section (35); the receiving section (35) is connected to the end of the sound transmission part, and the other end of the branching section (34) is connected to the isolation plate (61).
5. The ultrasonic measuring device for the volume content of the sea bottom leakage bubbles according to claim 4, wherein a first reflecting plate (36) is installed on the surface of the branch section (34), and a second reflecting plate (37) is connected to the branch position of the two branch sections (34).
6. The ultrasonic measuring device of the sea bottom seepage bubble volume content of claim 5, wherein the first reflecting plate (36) is a square sound wave reflecting steel plate, and the second reflecting plate (37) is a triangular cross-section sound wave reflecting steel plate.
7. The ultrasonic measuring device for the sea bottom leakage bubble volume content according to any one of the claims 1 to 6, wherein the sound wave receiving transducer assembly (4) comprises a first sound wave receiving transducer (41), a third fixed seat (42) and a second sealing end cover (43), the third fixed seat (42) is provided with a second sealing cavity for mounting the first sound wave receiving transducer (41), one end of the third fixed seat (42) is connected with a second sound transmission part (44) for transmitting homologous sound wave signals to the first sound wave receiving transducer (41), one end of the second sound transmission part (44) is connected with the isolation plate (61) through a matching device (45), the second sealing end cover (43) is connected with the other end of the third fixed seat (42), and the second sealing end cover (43) is connected with a second joint (47) for connecting a second nylon pipe (46), the second nylon tube (46) transmits the acoustic information received by the first acoustic receiving transducer (41).
8. The ultrasonic measuring device for the volume content of the sea bottom leakage bubbles according to claim 7, wherein the acoustic probe sensing assembly (5) comprises an ultrasonic probe (51) arranged inside the measuring channel (6), a second acoustic wave receiving transducer (52) for receiving signals monitored by the ultrasonic probe, and a fourth fixed seat (53) fixedly connected with the ultrasonic probe, a third sealing end cover (54) is connected between one end of the fourth fixed seat (53) and the isolation plate (61), a third joint (57) for connecting a third nylon tube (56) is connected to the other end of the fourth fixed seat (53), and the third nylon tube (56) transmits acoustic wave information received by the second acoustic wave receiving transducer (52).
9. The ultrasonic measuring device for the volume content of the leaked bubbles on the sea bottom according to claim 8, wherein the acoustic probe sensing assembly (5) comprises a plurality of groups, and the plurality of groups of ultrasonic probes (51) are regularly arranged in a plurality of rows and columns.
10. The ultrasonic measuring device for the volume content of the sea bottom leakage bubbles according to claim 8, characterized in that a third sealed cavity filled with oil is formed between the third sealed end cover (54) and the fourth fixed seat (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920894399.0U CN210293330U (en) | 2019-06-13 | 2019-06-13 | Ultrasonic measuring device for volume content of seabed leakage bubbles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920894399.0U CN210293330U (en) | 2019-06-13 | 2019-06-13 | Ultrasonic measuring device for volume content of seabed leakage bubbles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210293330U true CN210293330U (en) | 2020-04-10 |
Family
ID=70096671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920894399.0U Active CN210293330U (en) | 2019-06-13 | 2019-06-13 | Ultrasonic measuring device for volume content of seabed leakage bubbles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210293330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319892A (en) * | 2019-06-13 | 2019-10-11 | 中国科学院南海海洋研究所 | A kind of ultrasonic measuring device of sea bottom percolation bubble volume content |
-
2019
- 2019-06-13 CN CN201920894399.0U patent/CN210293330U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319892A (en) * | 2019-06-13 | 2019-10-11 | 中国科学院南海海洋研究所 | A kind of ultrasonic measuring device of sea bottom percolation bubble volume content |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015117562A1 (en) | In-situ ultrasonic measurement system for seepage flow of seafloor cold spring natural gas | |
| Grant et al. | Modern swathe sounding and sub-bottom profiling technology for research applications: the Atlas Hydrosweep and Parasound systems | |
| US7379388B2 (en) | Positioning system | |
| CN101069104B (en) | Submarine resource probing system and method | |
| AU2007201214A1 (en) | System and method for determining positions of towed marine source-array elements | |
| NO160883B (en) | SYSTEM AND PROCEDURE FOR LOCATING A TOWED MARINE REMARKS IN TERMS OF A TOWING VESSEL. | |
| CN111812711B (en) | Hydrate stratum seismic physical simulation test equipment based on reflection wave field | |
| GB2429529A (en) | Determining sound velocity profile using an acoustic transmitter and acoustic receivers | |
| CN106950288B (en) | It is a kind of based on multiple frequency ultrasonic scanning hole in Exhausted area prospecting device and method | |
| US3409868A (en) | System for locating underwater objects | |
| Marko et al. | Sonar detection and measurements of ice in a freezing river I: Methods and data characteristics | |
| CN104807512A (en) | Method of ultrasonically measuring seabed leaked gas flow | |
| CN108931777A (en) | The measurement method of cold seepage output gas migration flux | |
| CN210293330U (en) | Ultrasonic measuring device for volume content of seabed leakage bubbles | |
| US3992923A (en) | Underwater pipelines | |
| US4130010A (en) | Bubble detector | |
| CN112557514B (en) | Hand-held type submarine sediment sample section acoustics full-automatic measuring device | |
| RU132571U1 (en) | HYDRAULIC DETECTION OF LOCATION OF THE SOURCE OF THE GAS LEAKAGE OF THE UNDERWATER GAS PIPELINE | |
| CN105181795A (en) | Submarine pipeline safety monitoring device | |
| CN210294311U (en) | Sound wave measuring device for rising speed of seabed leakage bubbles | |
| CN103776500A (en) | Sound wave splitter for measuring floating speed of bubbles of leaked natural gas of cold spring on seabed | |
| KR101016014B1 (en) | Multi channel seismic survey apparatus for acquiring seismic data suitable for the waveform inversion in the laplace domain | |
| CN206321338U (en) | Acoustic velocity measurement device under a kind of Real-time Water based on semisubmersible drilling platform accommodation instrument | |
| CN210294312U (en) | Sound wave receiving and sensing device for measuring rising speed of leakage bubbles of seabed cold spring | |
| RU2282217C1 (en) | Method of determining comprehensive data on ocean condition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |