CN212904972U - Two-channel acoustic Doppler current profiler transducer sealing structure - Google Patents
Two-channel acoustic Doppler current profiler transducer sealing structure Download PDFInfo
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- CN212904972U CN212904972U CN202022221402.8U CN202022221402U CN212904972U CN 212904972 U CN212904972 U CN 212904972U CN 202022221402 U CN202022221402 U CN 202022221402U CN 212904972 U CN212904972 U CN 212904972U
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- transducer
- sealing ring
- profiler
- seal structure
- acoustic doppler
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Abstract
The utility model provides a two-channel acoustics Doppler velocity of flow profiler transducer seal structure, seal structure includes: the first sealing ring is embedded on the surface of the transducer; the second sealing ring is embedded on the surface of the transducer and positioned at the periphery of the first sealing ring, and the first sealing ring and the second sealing ring are coaxially arranged with the transducer; the mounting holes are formed in the transducer and located between the first sealing ring and the second sealing ring, and the transducer is pressed in the transducer cabin through bolts after penetrating through the mounting holes and the bolt holes; the sealing plug is fixedly connected in the through hole, the sealing structure can meet the requirement of testing in deeper water, and the sealing performance is good.
Description
Technical Field
The utility model relates to a hydrology monitoring technology field, concretely relates to two-channel acoustics Doppler current profiler transducer seal structure.
Background
Inside two passageway acoustics Doppler current velocity of flow section appearance need immerse the water during operation, current two passageway acoustics Doppler current velocity of flow section appearance need be provided with the transducer and be used for launching and receiving acoustic signal, and the sealed especially key of transducer department, if sealing performance is not good, rivers can the penetrant unit inside, influence the normal use of section appearance, intake also can lead to electrical element and circuit board to burn out to damage the velocity of flow appearance, cause economic loss.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide a two-channel acoustic doppler velocity profiler transducer sealing structure for solving the deficiencies of the prior art.
In order to achieve the above objects and other related objects, the utility model provides a two-channel acoustic Doppler current profiler transducer seal structure, be provided with the transducer cabin on the casing of profiler, the transducer rigid coupling is in the transducer cabin, the transducer under-deck be provided with a plurality of bolt holes and through-hole of profiler inner chamber intercommunication, its characterized in that, seal structure includes: the first sealing ring is embedded on the surface of the transducer; the second sealing ring is embedded on the surface of the transducer and positioned at the periphery of the first sealing ring, and the first sealing ring and the second sealing ring are coaxially arranged with the transducer; the mounting holes are formed in the transducer and located between the first sealing ring and the second sealing ring, and bolts penetrate through the mounting holes and the bolt holes and then are pressed in the transducer cabin through nuts; and the sealing plug is fixedly connected in the through hole, and the through hole is enclosed in the first sealing ring.
In an embodiment, the first sealing ring and the second sealing ring are made of rubber.
In one embodiment, a gasket is further arranged between the bolt and the nut, and the gasket is made of rubber or metal.
In one embodiment, the number of the mounting holes is at least 6, and the at least 6 mounting holes are symmetrically arranged along the regular hexagon structure.
In one embodiment, the through hole is located at the center of the mounting holes.
In one embodiment, the transducer chamber is coated with a sealant on a side adjacent to the profiler cavity.
In one embodiment, the diameter of the through hole is 2-3 cm.
In one embodiment, the transducer pods are symmetrically disposed along the profiler.
In one embodiment, a sensor connected with the transducer is embedded on the sealing plug.
Another aspect of the present invention further provides an acoustic doppler flow profiler including the sealing structure described above.
As the above, the utility model relates to a two-channel acoustics Doppler current profiler transducer seal structure, simple structure, the installation of being convenient for can make acoustics Doppler current profiler can adapt to the requirement of test under the deeper water through multistage seal, and the leakproofness is good, can adapt to more complicated water condition.
Drawings
Fig. 1 is a schematic structural diagram of A Doppler Current Profiler (ADCP) according to the present invention in use.
Fig. 2 is a schematic structural diagram of the doppler current profiler (ADCP).
Fig. 3 is a schematic diagram of a housing of the doppler current profiler (ADCP).
Fig. 4 is a schematic diagram of the transducer structure of the present invention.
Fig. 5 is a schematic diagram of the inside of the casing of the doppler current profiler (ADCP).
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 5. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1 to fig. 2, Acoustic Doppler Current Profiler 100(Acoustic Doppler Current Profiler), ADCP for short, is a novel Current measuring device developed in the early 80 s of the twentieth century, it utilizes the Doppler effect principle to measure the flow velocity, it is the only instrument of Current weak Current measurement, ADCP has superiority because of the principle, the traditional sensing velocimeter based on mechanical rotation has been broken through, use the Acoustic wave transducer as the sensor, the transducer emits the Acoustic pulse wave, the inhomogeneous distribution silt particle in the water, plankton scatters the Acoustic pulse back, receive the signal by the transducer, measure the flow velocity through measuring Doppler frequency shift, ADCP has the flow velocity profile that can directly measure the section, do not disturb the flow field, measure the duration short, characteristics such as the speed measuring range is big. ADCP is including base 102 to and base 102 fixed connection's casing 101, it places mouth 105 to be provided with pressure sensor on the lateral wall on the casing 101, be provided with transducer cabin 106 on the casing 101, can place in the transducer cabin 106 transducer 1, transducer cabin 106 can be followed two at least transducer cabins 106 that the 100 symmetries of section plotter set up, transducer cabin 106 can be circular shape transducer cabin 106, be provided with cabin cover 103 in the transducer cabin.
The inner cavity enclosed by the base 102 and the casing 101 contains structures such as a circuit board for testing. The outer surface of the ADCP is further provided with a plurality of openings 104, the openings 104 on the housing 101 can fix the base 102 and the housing 101 together, and the openings 104 on the base 102 can mount the ADCP on a fixing bracket 400 to fix the ADCP under water.
As shown in fig. 1, generally, the ADCP is mainly installed in a horizontally fixed manner and a walkthrough manner, and the two-channel doppler flow profiler 100 of the present invention is installed in a horizontally fixed manner on the side bank below the water surface of a river 200, and is supported by a fixed support 400, and the ADCP measures the flow velocity of the fluid through the transmission beam 300.
As shown in fig. 2 to 4, the sealing structure of the present invention is mainly a seal for the installation place of the transducer 1 in the ADCP, and the sealing structure can prevent the installation place of the transducer from water inflow, which affects the use of the internal elements of the ADCP.
As shown in fig. 2 to 4, in an embodiment, the transducer chamber 106 may be provided with bolt holes 107, the transducer 1 may be provided with mounting holes 12 corresponding to the bolt holes 107 in a matching manner, in an embodiment, the transducer 1 may be a circular transducer 1 corresponding to the cross section of the transducer chamber 106 in shape, the surface of the transducer 1 may be provided with at least two circular grooves, for example, 2 circular grooves, the grooves may be coaxial with the transducer 1, the grooves may include a first groove and a second groove, the diameter of the first groove may be smaller than that of the second groove, the mounting holes 12 may be located between the first groove and the second groove, the mounting holes 12 may be at least six, for example, 6 mounting holes 12 respectively provided at a regular hexagonal vertex angle, and sealing rings matching with the grooves may be embedded in the grooves, for example, the first seal ring 13 is disposed in the first groove, and the second seal ring 11 is disposed in the second groove, and both the seal rings may be made of rubber, such as silica gel, nitrile rubber, and the like.
As shown in fig. 2 to 5, when assembling the sealing structure, a bolt may be used to pass through the mounting hole 12 and the bolt hole 107, and then the transducer may be pressed in the transducer chamber by a nut, and in order to better form a sealing and pressing environment, a gasket may be further disposed in the bolt and the nut when fastening, and the gasket may be made of rubber or metal, or may be a mixture of the two.
As shown in fig. 2 to 5, in order to facilitate the communication between the transducer 1 and the internal components of the profiler 100, a through hole 108 may be further disposed in the center of the transducer chamber 106, the through hole 108 may facilitate the communication between the transducer 1 and various components in the internal cavity of the profiler 100, and the diameter of the through hole may be 2-3 cm.
As shown in fig. 2 to 5, in an embodiment, a sealing plug may be fixedly connected to the through hole 108, and a sensor may be further embedded on the sealing plug, and the sensor may facilitate communication between the transducer 1 and an element in the cavity of the profiler 100, in an embodiment, the transducer 1 has a connection line 14 thereon, the connection line 14 may be in communication with one end of the sensor on the sealing plug, and the other end of the sensor may be in communication with a test element such as a circuit board inside the profiler 100.
In one embodiment, as shown in fig. 5, the transducer chamber 106 may further include a sealant 109 on a side near the inner cavity of the profiler 100, and the sealant 109 may further ensure the tightness of the installation site of the transducer 1.
As shown in fig. 1 to 5, when the transducer of the present invention is sealed, the first sealing ring 13 and the second sealing ring 11 can be inserted into the first groove and the second groove, the connection lines 14 on the transducer 1 and the sensors on the through holes 108 are then connected, the transducer 1 is then secured within the transducer capsule 106 by bolts passing through the mounting holes 12 and the bolt holes 107, the first sealing ring 13 and the second sealing ring 11 are tightly pressed into the transducer chamber 106 by the force of bolt compression to form a closed structure, and in order to better seal the installation position of the transducer 1, a sealant 109 may cover the side of the transducer chamber 106 adjacent the interior cavity of the profiler 100, the sealant 109 can be applied to the area of the profiler 100 cavity corresponding to the transducer chamber 106, except for the bolt holes 107 and the through holes 108.
Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a two-channel acoustics Doppler current profiler transducer seal structure, be provided with the transducer cabin on the casing of profiler, the transducer rigid coupling is in the transducer cabin, the transducer under-deck be provided with a plurality of bolt holes and the through-hole of profiler inner chamber intercommunication, its characterized in that, seal structure includes:
the first sealing ring is embedded on the surface of the transducer;
the second sealing ring is embedded on the surface of the transducer and positioned at the periphery of the first sealing ring, and the first sealing ring and the second sealing ring are coaxially arranged with the transducer;
the mounting holes are formed in the transducer and located between the first sealing ring and the second sealing ring, and the transducer is pressed in the transducer cabin through bolts after penetrating through the mounting holes and the bolt holes;
and the sealing plug is fixedly connected in the through hole, and the through hole is enclosed in the first sealing ring.
2. The two-channel acoustic doppler flow profiler transducer seal structure of claim 1, wherein: the first sealing ring and the second sealing ring are made of rubber materials.
3. The two-channel acoustic doppler flow profiler transducer seal structure of claim 1, wherein: and a gasket is also arranged between the bolt and the nut and is made of rubber or metal.
4. The two-channel acoustic doppler flow profiler transducer seal structure of claim 1, wherein: the number of the mounting holes is at least 6, and the at least 6 mounting holes are symmetrically arranged along the regular hexagon structure.
5. The two-channel acoustic Doppler flow profiler transducer seal structure of claim 4, wherein: the through hole is positioned in the center of the mounting holes.
6. The two-channel acoustic doppler flow profiler transducer seal structure of claim 1, wherein: and a sealing glue is stuck on one side of the transducer cabin close to the inner cavity of the profiler.
7. The two-channel acoustic doppler flow profiler transducer seal structure of claim 1, wherein: the diameter of the through hole is 2-3 cm.
8. The two-channel acoustic doppler flow profiler transducer seal structure of claim 1, wherein: the transducer pods are symmetrically disposed along the profiler.
9. The two-channel acoustic doppler flow profiler transducer seal structure of claim 1, wherein: and a sensor connected with the transducer is also embedded in the sealing plug.
10. An acoustic doppler flow profiler comprising a sealing structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022221402.8U CN212904972U (en) | 2020-09-30 | 2020-09-30 | Two-channel acoustic Doppler current profiler transducer sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022221402.8U CN212904972U (en) | 2020-09-30 | 2020-09-30 | Two-channel acoustic Doppler current profiler transducer sealing structure |
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| Publication Number | Publication Date |
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| CN212904972U true CN212904972U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022221402.8U Active CN212904972U (en) | 2020-09-30 | 2020-09-30 | Two-channel acoustic Doppler current profiler transducer sealing structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116106576A (en) * | 2023-04-13 | 2023-05-12 | 海底鹰深海科技股份有限公司 | Doppler underwater measuring device and manufacturing method thereof |
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2020
- 2020-09-30 CN CN202022221402.8U patent/CN212904972U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116106576A (en) * | 2023-04-13 | 2023-05-12 | 海底鹰深海科技股份有限公司 | Doppler underwater measuring device and manufacturing method thereof |
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