CN219320478U

CN219320478U - Space adjustable acoustic array device for target acoustic signal acquisition

Info

Publication number: CN219320478U
Application number: CN202320285439.8U
Authority: CN
Inventors: 赵明; 鲁刚; 陈冰; 唐炳玲; 窦玉贺; 沈瑞
Original assignee: Wuxi Tanhai Electronic Technology Co ltd
Current assignee: Wuxi Tanhai Electronic Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-07-07
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a space adjustable acoustic array device for target acoustic signal acquisition, which comprises: the mounting seat and the horizontal strut are arranged at the bottom of the mounting seat; the mounting seat comprises two clamping plates which are arranged in parallel and a reinforcing table which is integrally formed between the middle parts of the two clamping plates, wherein a plurality of fixing screw holes are uniformly formed in the periphery of the side walls of the two clamping plates, pitch supporting rods are arranged between the clamping plates, connecting screw holes corresponding to the fixing screw holes are formed in the side walls of the pitch supporting rods, fixing bolts are screwed between the corresponding fixing screw holes and the connecting screw holes, and a plurality of mounting holes are formed in the tops of the pitch supporting rods and the horizontal supporting rods at equal intervals. The space adjustable acoustic array device for collecting the target acoustic signals can adjust the aperture size of the acoustic array, and ensures that the acoustic array performs pitching orientation on the target by adjusting the included angle between the pitching support rod and the horizontal plane.

Description

Space adjustable acoustic array device for target acoustic signal acquisition

Technical Field

The utility model belongs to the technical field of target sound detection devices, and particularly relates to a space adjustable sound array device for target sound signal acquisition.

Background

The sound detecting device is used for collecting sound signals emitted by targets and consists of a plurality of sound sensors, wherein the sound sensors are usually arranged on a bracket, and performance indexes such as detection distance, orientation precision and the like of the sound detecting device are related to the aperture of the sound array.

The existing acoustic detection device has fixed acoustic sensor positions, so that the aperture of the acoustic array is not adjustable, and most acoustic detection device acoustic sensor positions are in a horizontal plane, so that the acoustic array cannot orient to the pitching of the target.

Disclosure of Invention

The utility model aims to provide a space-adjustable acoustic array device for target acoustic signal acquisition, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a spatially tunable acoustic array device for target acoustic signal acquisition, comprising:

the mounting seat and the horizontal strut are arranged at the bottom of the mounting seat;

the mounting seat comprises two clamping plates which are arranged in parallel and a reinforcing table which is integrally formed between the middle parts of the two clamping plates, wherein a plurality of fixing screw holes are uniformly formed in the periphery of the side walls of the two clamping plates, pitch supporting rods are arranged between the clamping plates, connecting screw holes corresponding to the fixing screw holes are formed in the side walls of the pitch supporting rods, fixing bolts are screwed between the corresponding fixing screw holes and the connecting screw holes, and a plurality of mounting holes are formed in the tops of the pitch supporting rods and the horizontal supporting rods at equal intervals.

In a further embodiment, the bottom center of the clamping plate is configured with a mounting groove, and the horizontal strut is nested and mounted in the mounting groove.

In a further embodiment, the clamping plate and the reinforcing table are of a cast integral structure, and the tops of the clamping plate and the reinforcing table are flush.

In a further embodiment, the corners of the horizontal strut and the pitch strut are each rounded.

In a further embodiment, the stiffening table abuts against the top of the pitch strut and the side of the stiffening table is of a beveled configuration.

Compared with the prior art, the utility model has the technical effects and advantages that:

according to the space adjustable acoustic array device for collecting target acoustic signals, a plurality of equidistant acoustic sensor mounting holes are formed in each of the horizontal support rod and the pitching support rod and used for placing acoustic sensors, and the acoustic sensors are mounted through the mounting holes with different distances to adjust the aperture of the acoustic array;

after the acoustic sensor is arranged on the pitching support rod, the angle of the pitching support rod can be adjusted in a rotating mode relative to the installation seat to obtain the pitching orientation of the target, and the pitching orientation of the target by the acoustic array is ensured by adjusting the included angle between the pitching support rod and the horizontal plane;

the space adjustable acoustic array device for collecting the target acoustic signals can adjust the aperture size of the acoustic array, and ensures that the acoustic array performs pitching orientation on the target by adjusting the included angle between the pitching support rod and the horizontal plane.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged view of the utility model at a in fig. 1.

Reference numerals illustrate:

in the figure: 1. a clamping plate; 2. a horizontal strut; 3. a pitch strut; 4. a mounting hole; 5. fixing the screw holes; 6. and (5) reinforcing the platform.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.

The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.

In order to adjust the aperture size of the acoustic array, the pitch orientation of the acoustic array to the target is ensured by adjusting the included angle between the pitch strut 3 and the horizontal plane, as shown in fig. 1-2, a spatially adjustable acoustic array device for collecting the acoustic signals of the target comprises: the mount pad and install the horizontal branch 2 in the mount pad bottom, the mount pad includes two parallel arrangement's cardboard 1 and pours the boss 6 of integrated into one piece between two cardboard 1 middle parts, casting integrated into one piece structural strength is high, cardboard 1 flushes with boss 6's top, avoid the top to press against the user, the bottom center of cardboard 1 constructs there is the mounting groove, horizontal branch 2 nestification is installed in the mounting groove, ensure the leveling of device bottom, a plurality of fixed screw 5 have evenly been seted up to the periphery of two cardboard 1 lateral walls, be provided with every single move branch 3 between two cardboard 1, boss 6 contradicts at every single move branch 3's top, and boss 6's side is the inclined plane structure, can ensure every single move branch 3's stability, horizontal branch 2 and every single move branch 3's corner is circular arc structure, avoid corner wearing and tearing, every single move branch 3's lateral wall has been seted up and fixed screw 5 corresponds (not visible in the drawing), and the spiro union has fixing bolt between corresponding fixed screw 5 and the connecting screw, every single move branch 3 and horizontal branch 2's top equidistant interval has seted up a plurality of mounting holes 4, the diameter of mounting hole 4 is 14mm, the acoustic sensor for the aperture of mounting hole diameter is 25mm, the acoustic sensor array distance is adjusted for between the mounting hole is 25 mm.

Principle of operation

According to the space adjustable acoustic array device for collecting target acoustic signals, the mounting seat is arranged on the horizontal plane, when the aperture of an acoustic array is required to be adjusted, a plurality of equidistant acoustic sensor mounting holes are formed in the horizontal support rod 2 and the pitching support rod 3 and are used for mounting and placing acoustic sensors, and the aperture size of the acoustic array can be adjusted by mounting acoustic sensors through the mounting holes 4 with different distances;

when the pitching orientation of the target is required to be adjusted and ensured by the acoustic array, the angle of the pitching support rod 3 can be adjusted by rotating relative to the mounting seat so as to obtain the pitching orientation of the target, and then the pitching support rod 3 is fixed by screwing the corresponding fixing screw hole 5 and the connecting screw hole through the fixing bolt, so that the pitching orientation of the target can be carried out.

It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A spatially tunable acoustic array device for target acoustic signal acquisition, comprising:

the mounting seat and the horizontal strut (2) are arranged at the bottom of the mounting seat;

the method is characterized in that: the mounting seat comprises two clamping plates (1) which are arranged in parallel and a reinforcing table (6) which is integrally formed between the middle parts of the two clamping plates (1), wherein a plurality of fixing screw holes (5) are uniformly formed in the periphery of the side walls of the two clamping plates (1), pitch supporting rods (3) are arranged between the clamping plates (1), connecting screw holes corresponding to the fixing screw holes (5) are formed in the side walls of the pitch supporting rods (3), fixing bolts are screwed between the corresponding fixing screw holes (5) and the connecting screw holes, and a plurality of mounting holes (4) are formed in the tops of the pitch supporting rods (3) and the horizontal supporting rods (2) at equal intervals.

2. A spatially tunable acoustic array device for target acoustic signal acquisition according to claim 1, wherein: the bottom center of the clamping plate (1) is provided with a mounting groove, and the horizontal supporting rod (2) is nested and mounted in the mounting groove.

3. A spatially tunable acoustic array device for target acoustic signal acquisition according to claim 1, wherein: the clamping plate (1) and the reinforcing table (6) are of a casting integrated structure, and the tops of the clamping plate (1) and the reinforcing table (6) are flush.

4. A spatially tunable acoustic array device for target acoustic signal acquisition according to claim 1, wherein: the corners of the horizontal supporting rod (2) and the pitching supporting rod (3) are arc-shaped structures.

5. A spatially tunable acoustic array device for target acoustic signal acquisition according to claim 1, wherein: the reinforcement table (6) is abutted against the top of the pitching supporting rod (3), and the side face of the reinforcement table (6) is of an inclined surface structure.