CN218403458U - Transducer drive for acoustic transmission - Google Patents
Transducer drive for acoustic transmission Download PDFInfo
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- CN218403458U CN218403458U CN202222161303.4U CN202222161303U CN218403458U CN 218403458 U CN218403458 U CN 218403458U CN 202222161303 U CN202222161303 U CN 202222161303U CN 218403458 U CN218403458 U CN 218403458U
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Abstract
The utility model discloses a transducer drive arrangement for sound wave transmission method, wherein, transducer drive arrangement for sound wave transmission method includes receiving and releasing subassembly and drive assembly, and receiving and releasing subassembly includes the support and rotates the receipts and releases the frame that connects in the support, receive and release the frame and be used for supplying the cable winding roll-up, receive and release the frame and be equipped with two; the driving assembly comprises a driving part and a transmission mechanism, the transmission mechanism is connected between the two retractable frames, and the driving part is used for driving the two retractable frames to synchronously rotate through the transmission mechanism. The technical scheme of the utility model can make the difference in elevation between two transducers keep invariable at the removal in-process to guarantee the accuracy of ultrasonic detection result.
Description
Technical Field
The utility model relates to a concrete ultrasonic detection's technical field, in particular to transducer drive arrangement for sound wave transmission method.
Background
The integrity of a concrete structure (such as a cast-in-place pile or an underground continuous wall) is detected by adopting a sound wave transmission method, at least two sound measuring pipes which are parallel to each other need to be pre-embedded in the concrete structure in advance, and pipelines of the sound measuring pipes are used as channels of two transducers (including a receiving transducer and a transmitting transducer) of an ultrasonic detector; during detection, the transmitting transducer is placed to the bottom of the pipeline of one sounding pipe, the receiving transducer is placed to the bottom of the pipeline of the other sounding pipe, and then the transmitting transducer and the receiving transducer are lifted synchronously from bottom to top to obtain a plurality of profile data of the concrete structure, so that the detection of the concrete quality is realized.
In order to ensure the accuracy of the detection result, it is required that the two transducers must be synchronously moved upwards at equal distances at the same elevation or a certain elevation difference. However, in the actual operation process, the two workers are respectively responsible for lifting and retrieving the cables of the two transducers, so that the problem that the two transducers cannot be maintained at the same elevation or at a certain elevation difference easily occurs, and further the ultrasonic detection result is inaccurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a transducer drive arrangement for sound wave transmission method aims at making the difference in elevation between two transducers keep invariable at the removal in-process to guarantee the accuracy of ultrasonic detection result.
In order to achieve the above object, the transducer driving device for the sound wave transmission method provided by the present invention is suitable for a concrete ultrasonic detector, wherein the concrete ultrasonic detector comprises a detector body, two transducers and a cable connected between the transducers and the detector body; the transducer driving device for the acoustic wave transmission method includes:
the cable winding and unwinding device comprises two winding and unwinding assemblies and a winding and unwinding device, wherein the two winding and unwinding assemblies comprise a support and two winding and unwinding frames which are rotatably connected to the support; and
and the driving assembly comprises a driving part and a transmission mechanism, the transmission mechanism is connected between the two folding and unfolding frames, and the driving part is used for driving the two folding and unfolding frames to synchronously rotate through the transmission mechanism.
Optionally, the transmission mechanism includes a first rotating wheel, a second rotating wheel, and a transmission member connected between the first rotating wheel and the second rotating wheel, axes of the first rotating wheel and the second rotating wheel are arranged in parallel, the first rotating wheel is connected to one of the storage frames, and the second rotating wheel is connected to the other storage frame; the first rotating wheel or the second rotating wheel is in driving connection with the driving part.
Optionally, the transmission member is configured as a driving belt or a driving chain, and the first and second pulleys are correspondingly configured as pulleys or sprockets.
Optionally, the retractable frame is provided with a mounting hole, the first rotating wheel is detachably connected to one mounting hole of the retractable frame, and the second rotating wheel is detachably connected to the other mounting hole of the retractable frame.
Optionally, the transducer driving device for the sound wave transmission method further comprises two swing handles, and the swing handles are detachably connected to the mounting holes.
Optionally, the mounting hole is located at an axis of the folding and unfolding frame, the first rotating wheel and the second rotating wheel are both provided with mounting convex portions corresponding to the mounting hole, the mounting convex portions are inserted into the mounting hole, and the cross-sectional shape of the mounting convex portions is polygonal, elliptical or oval.
Optionally, the driving part is provided with a driving shaft, the first rotating wheel and/or the second rotating wheel are provided with shaft holes corresponding to the driving shaft, and the driving shaft is detachably connected to the shaft holes.
Optionally, the first rotating wheel and/or the second rotating wheel have two opposite mounting end surfaces, the mounting convex portion is located towards the mounting end surface of the retractable frame, the shaft hole is opened in the mounting end surface deviating from the retractable frame, and the shaft hole extends into the mounting convex portion towards the direction close to the retractable frame.
Optionally, the number of the supports is two, the two supports are arranged in a split manner, the two retractable frames are respectively arranged on the two supports, the retractable assembly further comprises a connecting rod with adjustable length, one end of the connecting rod is connected to one support, and the other end of the connecting rod is connected to the other support.
Optionally, the connecting rod includes threaded connection's first pole section and second pole section, first pole section is equipped with first clamp, first clamp can dismantle connect in one the support, the second pole section is equipped with the second clamp, the second clamp can dismantle connect in another the support.
The utility model discloses technical scheme, under same drive assembly's ordering about, two receive and release the frame and can rotate synchronously that receive and release on receiving and releasing the subassembly to make two cables that receive and release on the frame can roll up or release synchronously, and then guarantee that two terminal transducers of two cables can rise or descend the same distance in step. That is, in the operation of detecting the quality of the concrete structure by using the sound wave transmission method, the two transducers are respectively put down to the bottoms of the two sound measuring tubes to serve as a first detection point, then the two take-up and pay-off frames synchronously wind the cable under the driving of the transmission mechanism, so that the two transducers synchronously rise for the same distance, and therefore, the elevation difference between the two transducers is ensured to be constant (for example, the elevation difference is constant to be zero in a leveling mode), and the accuracy and the reliability of an ultrasonic detection result are ensured. And, compare in the manual work and carry the operation of drawing two cables, the utility model discloses technical scheme can make two transducers change at the elevation difference of each measurement station and become zero or approach to zero, also promptly, its precision is less than 20 mm's requirement far away to can show the accuracy that improves the ultrasonic detection result.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a front view of an embodiment of a transducer driving device for acoustic transmission according to the present invention;
FIG. 2 is a right side view of the transducer driving apparatus for acoustic wave transmission in FIG. 1;
fig. 3 is a sectional view of an installation structure of the driving member, the first rotating wheel and the storage rack in fig. 1.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name(s) | |
| 10 | |
21 | |
|
| 11 | |
211 | |
|
| 12 | Folding and unfolding |
22 | |
|
| | Mounting hole | 221 | First |
|
| 13 | Connecting |
222 | Second rotating |
|
| 131 | |
223 | |
|
| 132 | |
224 | Mounting boss | |
| 133 | |
225 | |
|
| 134 | |
30 | Acoustic pipe |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; \8230;) are provided in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B", including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The integrity of a concrete structure (such as a cast-in-place pile or an underground continuous wall) is detected by adopting a sound wave transmission method, at least two sound measuring tubes which are parallel to each other need to be pre-buried in the concrete structure in advance, and pipelines of the sound measuring tubes are used as channels of two transducers (including a receiving transducer and a transmitting transducer) of an ultrasonic detector; during detection, the transmitting transducer is placed to the bottom of the pipeline of one sounding pipe, the receiving transducer is placed to the bottom of the pipeline of the other sounding pipe, and then the transmitting transducer and the receiving transducer are lifted synchronously from bottom to top to obtain a plurality of profile data of the concrete structure, so that the detection of the concrete quality is realized. According to the difference of elevation between two transducers in two acoustic survey tubes, the acoustic transmission method can be subdivided into modes of horizontal survey, oblique side and sector scanning survey, and the horizontal survey mode is usually adopted.
In order to ensure the accuracy of the detection result, it is required that the two transducers must move up synchronously at the same elevation or a certain elevation difference at equal distances, for example, in a leveling mode, the two transducers need to be kept at the same elevation at each measuring point, and in an oblique mode, the elevation difference of the two transducers at each measuring point needs to be kept consistent. However, in the actual operation process, since the cables of the two transducers are respectively taken care of being pulled upwards and recovered by two workers, the height difference of the two transducers at each measuring point can be accepted as long as the height difference does not exceed 20mm in consideration of the error of manual operation. However, the problem that the two transducers cannot be maintained at the same elevation or at a certain elevation difference still easily occurs, so that the ultrasonic detection result is inaccurate.
In view of this, the utility model provides a transducer drive arrangement for sound wave transmission method, concrete ultrasonic detector includes detector body, transducer and connect in the transducer with the cable between the detector body, the transducer is equipped with two, two the transducer includes transmitting transducer and receiving transducer. Referring to fig. 1 to 3, in an embodiment of the present invention, the transducer driving apparatus for acoustic transmission method (hereinafter, simply referred to as transducer driving apparatus) includes:
the winding and unwinding assembly 10 comprises a support 11 and two winding and unwinding frames 12 rotatably connected to the support 11, wherein the winding and unwinding frames 12 are used for winding and unwinding cables, and the number of the winding and unwinding frames 12 is two; and
the driving component comprises a driving part 21 and a transmission mechanism 22, the transmission mechanism 22 is connected between the two retractable frames 12, and the driving part 21 is used for driving the two retractable frames 12 to synchronously rotate through the transmission mechanism 22.
The utility model discloses technical scheme, under same drive assembly's ordering about, two receive and release frames 12 can rotate in step to two cables that make on two receive and release frames 12 can roll-up or release in step, and then guarantee that two terminal transducers of two cables can rise in step or descend the same distance. That is, in the operation of detecting the quality of the concrete structure by using the sound wave transmission method, the two transducers are respectively placed at the bottoms of the two sounding pipes 30 to serve as a first detection point, and then the two reeling and unreeling frames 12 synchronously reel the cable under the driving of the transmission mechanism 22, so that the two transducers synchronously ascend by the same distance, thereby ensuring that the elevation difference between the two transducers is constant (for example, the elevation difference is constant to zero in the case of a horizontal measurement mode), and ensuring the accuracy and reliability of the ultrasonic detection result. And, compare in the manual work and carry the operation of drawing two cables, the utility model discloses technical scheme can make two transducers change at the elevation difference of each measurement station and become zero or approach to zero, also promptly, its precision is less than 20 mm's requirement far away to can show the accuracy that improves the ultrasonic detection result.
Referring to fig. 1 and 2, in an embodiment, the transmission mechanism 22 includes a first rotating wheel 221, a second rotating wheel 222, and a transmission member 223 connected between the first rotating wheel 221 and the second rotating wheel 222, axes of the first rotating wheel 221 and the second rotating wheel 222 are arranged in parallel, the first rotating wheel 221 is connected to one of the storage frames 12, and the second rotating wheel 222 is connected to the other storage frame 12; the first wheel 221 or the second wheel 222 is drivingly connected to the driving member 21. It should be noted that parallel refers to parallel and near parallel. In this way, the structures of the transmission mechanism 22 and the housing 12 can be simplified, the assembly process between these two components can be simplified, and the manufacturing cost of the transducer driving device can be reduced. Specifically, in the present embodiment, the transmission member 223 is optionally configured as a transmission belt or a transmission chain, and it is understood that the first pulley 221 and the second pulley 222 are correspondingly configured as pulleys or sprockets. Of course, in other embodiments, the transducer driving device may further include a base, the transmission mechanism 22 is configured as a dual output shaft reducer, the two retraction frames 12, the driving member 21 and the dual output shaft reducer are all disposed on the base, the dual output shaft reducer has an input shaft and two output shafts, the input shaft is in driving connection with the driving member 21, and the two output shafts are respectively connected to the two retraction frames 12.
Referring to fig. 1 and 3, in an embodiment, the storage racks 12 are provided with mounting holes 12a, the first rotating wheel 221 is detachably connected to the mounting hole 12a of one storage rack 12, and the second rotating wheel 222 is detachably connected to the mounting hole 12a of another storage rack 12. So, make things convenient for transducer drive arrangement to dismantle and accomodate, also tear into a plurality of scattered parts and need not keep original relative position relation promptly to reduce it and accomodate the volume, thereby convenience of customers carries, transports this transducer drive arrangement. It should be noted that, in this embodiment, optionally, the transducer driving device further includes two swing handles, and the swing handles are detachably connected to the mounting holes 12a on the storage rack 12, that is, the structure on the storage rack 12 for mounting the first wheel 221 or the second wheel 222 is also used by the swing handles. That is, after the first turning wheel 221 and the second turning wheel 222 are detached, the two rocking handles are assembled on the storage rack 12 to realize the function of manually reeling or releasing the cable, so that the user can conveniently select a manual function or an automatic function according to actual requirements.
Specifically, the first wheel 221 or the second wheel 222 can be detachably implemented in various manners, for example, referring to fig. 3, in an embodiment, the first wheel 221 and the second wheel 222 are each provided with a mounting protrusion 224 corresponding to the mounting hole 12a, and the mounting protrusion 224 is inserted into the mounting hole 12a of the storage rack 12. Specifically, in the present embodiment, the mounting hole 12a is located at the axial position of the storage rack 12, and the cross-sectional shape of the mounting protrusion 224 is configured to be a non-circular shape such as a polygon, an ellipse, or a oval. Therefore, the first rotating wheel 221, the second rotating wheel 222 and the storage rack 12 can be conveniently and rapidly mounted and dismounted. Of course, in some embodiments, it is also possible that the first wheel 221 is provided with a plurality of mounting protrusions 224 at intervals along the circumferential direction thereof, the second wheel 222 is provided with a plurality of mounting protrusions 224 at intervals along the circumferential direction thereof, the mounting holes 12a of the storage rack 12 are correspondingly provided in a plurality, and the plurality of mounting protrusions 224 are simultaneously inserted into the plurality of mounting holes 12a. In other embodiments, a plurality of mounting holes 12a may also be formed in the storage rack 12 at intervals along the circumferential direction thereof, the mounting holes 12a are configured as threaded holes, mounting through holes are formed in the first runner 221 and the second runner 222 corresponding to the threaded holes, and bolts are screwed into the threaded holes after passing through the mounting through holes, so as to achieve the purpose of convenient detachment.
Referring to fig. 3, in an embodiment, the driving member 21 is provided with a driving shaft 211, the first rotating wheel 221 is correspondingly provided with a shaft hole 225, and the driving shaft 211 is detachably connected to the shaft hole 225. Specifically, the driver 21 includes a drive motor and a speed reducer drivingly connected to the drive motor, and the drive shaft 211 is configured as an output shaft of the speed reducer; the driving shaft 211 and the shaft hole 225 can realize the transmission of torque through a flat key, and simultaneously realize the sliding separation of the driving shaft 211 and the shaft hole along the axial direction, and can also realize the transmission of torque by penetrating the outer peripheral wall of the shaft hole 225 through a plug pin and inserting the plug pin into the pin hole of the driving shaft 211, and realize the sliding separation of the driving shaft 211 and the shaft hole along the axial direction after the plug pin is pulled out. The drive 21 may be configured as an electric motor, a hydraulic motor, a pneumatic motor, or the like. So, make things convenient for transducer drive arrangement to dismantle and accomodate to reduce it and accomodate the volume, thereby convenience of customers carries, transports this transducer drive arrangement. It should be noted that, in the present embodiment, optionally, the second pulley 222 is also provided with a shaft hole 225, that is, the first pulley 221 and the second pulley 222 are configured identically, so that the driving shaft 211 of the driving member 21 can optionally select the first pulley 221 or the second pulley 222 for installation.
Referring to fig. 1 and 3, in an embodiment, the first rotating wheel 221 has two opposite mounting end surfaces, the mounting protrusion 224 is located on the mounting end surface facing the storage rack 12, the shaft hole 225 is opened on the mounting end surface facing away from the storage rack 12, and the shaft hole 225 extends into the mounting protrusion 224 in a direction approaching the storage rack 12. Similarly, the shaft hole 225 in the second runner 222 also extends into the mounting boss 224 thereon. In this way, the depth of the shaft hole 225 is increased by the structure of the mounting projection 224, and the depth of the driving shaft 211 inserted into the shaft hole 225 is increased, thereby improving the mounting reliability and stability between the driving shaft 211 and the shaft hole 225.
Referring to fig. 1 and 2, in an embodiment, two of the supports 11 are provided, the two supports 11 are separately provided, the two retractable frames 12 are separately provided on the two supports 11, the retractable assembly 10 further includes a connecting rod 13 with adjustable length, one end of the connecting rod 13 is connected to one of the supports 11, and the other end is connected to the other support 11. Without loss of generality, the arrangement of the sound tubes 30 on concrete structures on different sites can be different, so that the distance between two adjacent sound tubes 30 is different. In this embodiment, the distance between the two supports 11, that is, the distance between the two retractable shelves 12 is adjusted by adjusting the length of the connecting rod 13, so that the distance can be adapted to different sound measuring tubes 30. Of course, in other embodiments, two retractable frames 12 may be disposed on the same support 11, a slide rail is disposed on the support 11, and two retractable frames 12 are both provided with a slide block corresponding to the slide rail, and the two slide blocks are respectively slidably connected to the slide rail.
In one embodiment, connecting rod 13 includes first and second threaded rod segments 131 and 132, first rod segment 131 being provided with a first clamp 133, first clamp 133 being removably attached to one of said supports 11, second rod segment 132 being provided with a second clamp 134, second clamp 134 being removably attached to the other of said supports 11. That is, the first rod segment 131 and the second rod segment 132 are provided with long-distance thread matching structures, so that the first rod segment 131 and the second rod segment 132 are relatively rotated to adjust the effective length of the threaded connection, thereby adjusting the total length of the first rod segment 131 and the second rod segment 132, and further realizing the distance adjustment of the two supports 11. Specifically, the total length of the first rod segment 131 and the second rod segment 132 is adjusted, and then the first clamp 133 and the second clamp 134 are respectively mounted on the two supports 11; when it is desired to adjust the length of connecting rod 13 again, it is sufficient to disassemble only first yoke 133 or second yoke 134 and then turn first rod segment 131 or second rod segment 132, which can rotate freely, to adjust the effective length of the threaded connection. It is worth mentioning that, since the first rod segment 131 and the second rod segment 132 are connected by screw threads and both are detachably connected to the support 11, when the transducer driving apparatus is not used and is stored, the first rod segment 131 and the second rod segment 132 can be detached, and the two supports 11 and the connecting rod 13 can also be detached, so that the storage volume of the transducer driving apparatus can be significantly reduced. Of course, in other embodiments, the connecting rod 13 may also include a first pipe section, a second pipe section sleeved on the periphery of the first pipe section, and a bolt, the first pipe section is slidably connected to the second pipe section, the first pipe section is connected to one support 11, and the second pipe section is connected to another support 11; the first pipe section is provided with a plurality of adjusting holes at intervals along the length direction, the second pipe section is provided with avoiding holes corresponding to the adjusting holes, and the bolt penetrates through the avoiding holes and is installed alternatively with the adjusting holes.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a transducer drive arrangement for sound wave transmission method, is applicable to concrete ultrasonic detector, concrete ultrasonic detector include detector body, transducer and connect in the transducer with cable between the detector body, the transducer is equipped with two, its characterized in that, a transducer drive arrangement for sound wave transmission method includes:
the cable winding and unwinding device comprises two winding and unwinding assemblies and a winding and unwinding device, wherein the two winding and unwinding assemblies comprise a support and two winding and unwinding frames which are rotatably connected to the support; and
the driving assembly comprises a driving part and a transmission mechanism, the transmission mechanism is connected between the two retractable frames, and the driving part is used for driving the two retractable frames to synchronously rotate through the transmission mechanism.
2. The transducer driving device for acoustic transmission according to claim 1, wherein the transmission mechanism comprises a first wheel, a second wheel, and a transmission member connected between the first wheel and the second wheel, the axes of the first wheel and the second wheel are arranged in parallel, the first wheel is connected to one of the frames, and the second wheel is connected to the other frame; the first rotating wheel or the second rotating wheel is in driving connection with the driving part.
3. The transducer drive apparatus for acoustic transmission according to claim 2, wherein the transmission member is configured as a driving belt or a driving chain, and the first rotating wheel and the second rotating wheel are configured as a pulley or a sprocket, respectively.
4. The transducer driving apparatus for acoustic transmission according to claim 2, wherein the housing frames are provided with mounting holes, the first runner is detachably connected to the mounting hole of one of the housing frames, and the second runner is detachably connected to the mounting hole of the other housing frame.
5. The transducer driving apparatus for acoustic transmission according to claim 4, further comprising two hand levers detachably attached to the mounting holes.
6. The transducer driving device for sound wave transmission according to claim 4, wherein the mounting hole is located at an axial position of the storage rack, the first runner and the second runner are each provided with a mounting convex portion corresponding to the mounting hole, the mounting convex portions are inserted into the mounting holes, and the cross-sectional shape of the mounting convex portions is polygonal, elliptical or oval.
7. The transducer driving device for acoustic transmission according to claim 6, wherein the driving member is provided with a driving shaft, and the first rotating wheel and/or the second rotating wheel is provided with a shaft hole corresponding to the driving shaft, and the driving shaft is detachably connected to the shaft hole.
8. The transducer driving device for acoustic transmission according to claim 7, wherein the first runner and/or the second runner has two opposite mounting end surfaces, the mounting protrusion is located on the mounting end surface facing the retractable frame, the shaft hole is opened on the mounting end surface facing away from the retractable frame, and the shaft hole extends into the mounting protrusion in a direction approaching the retractable frame.
9. The transducer driving device for acoustic transmission according to claim 1, wherein there are two of the supports, the two supports are separately disposed, the two retractable frames are separately disposed on the two supports, the retractable assembly further comprises a connecting rod with adjustable length, one end of the connecting rod is connected to one of the supports, and the other end of the connecting rod is connected to the other support.
10. The transducer drive apparatus for acoustic transmission of claim 9 wherein the connecting rod comprises a first rod segment and a second rod segment in threaded connection, the first rod segment having a first clamp, the first clamp being removably connected to one of the supports, the second rod segment having a second clamp, the second clamp being removably connected to the other of the supports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222161303.4U CN218403458U (en) | 2022-08-16 | 2022-08-16 | Transducer drive for acoustic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222161303.4U CN218403458U (en) | 2022-08-16 | 2022-08-16 | Transducer drive for acoustic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218403458U true CN218403458U (en) | 2023-01-31 |
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ID=85025463
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222161303.4U Active CN218403458U (en) | 2022-08-16 | 2022-08-16 | Transducer drive for acoustic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218403458U (en) |
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2022
- 2022-08-16 CN CN202222161303.4U patent/CN218403458U/en active Active
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