CN213122265U

CN213122265U - Sound directional detection sensor array

Info

Publication number: CN213122265U
Application number: CN202021993400.4U
Authority: CN
Inventors: 王鹏; 王健
Original assignee: Jiangsu Taishang Zhizao Technology Co ltd
Current assignee: Jiangsu Taishang Zhizao Technology Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-05-04
Anticipated expiration: 2030-09-14

Abstract

The utility model belongs to the technical field of sound sensor, especially a sound directional detection sensor array, to the problem that improves directionality, the degree of accuracy of current sound array sensor, now propose following scheme, it includes first fixed plate, first sound sensor, second sound sensor and third sound sensor all include basement, longitudinal wave transmitting element, longitudinal wave detecting element, sound sensing membrane, first micropore layer, second micropore layer and elastic element, the bottom both sides of first fixed plate all are fixedly connected with L template, in the utility model, accomplish the clamp to the install bin through drive assembly and clamp assembly, realize the function of quick dismantlement and installation, realize the directional detection function to the sound through the detection subassembly, not only indirectly improved the detection scope, and the detection directivity and accuracy are stably improved, the structure is simple, and the operation is convenient.

Description

Sound directional detection sensor array

Technical Field

The utility model relates to a sound sensor technical field especially relates to a sound directional detection sensor array.

Background

The sound sensor functions as a microphone (microphone). It is used to receive sound waves and display a vibration image of the sound but cannot measure the intensity of the noise, and the sensor has a sound-sensitive electret condenser microphone built in. The sound waves vibrate the electret film in the microphone, resulting in a change in capacitance, which generates a minute voltage that changes in response thereto. This voltage is then converted to a voltage of 0-5V, received by the data collector via A/D conversion, and transmitted to the computer.

The partial discharge can generate physical and chemical phenomena such as battery wave, sound, light, heat and the like, the position of a partial discharge source can be obtained according to the analysis of the quantities, and the quality of the electric device can be improved by utilizing the principle that the position of the partial discharge is detected by the acoustic array sensor. How to improve the directivity and accuracy of the acoustic array sensor becomes the most important direction for the development of the acoustic array sensor, so we propose an acoustic directional detection sensor array to solve the above mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art, and provides a sound directional detection sensor array.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an acoustic orientation detection sensor array comprises a first fixing plate, a first acoustic sensor, a second acoustic sensor and a third acoustic sensor, wherein the first acoustic sensor, the second acoustic sensor and the third acoustic sensor respectively comprise a substrate, a longitudinal wave emitting element, a longitudinal wave detecting element, an acoustic sensing membrane, a first microporous layer, a second microporous layer and an elastic element, L-shaped plates are fixedly connected to two sides of the bottom of the first fixing plate, the second fixing plate is fixedly connected to one end, close to each other, of each of the two L-shaped plates, a rotating assembly used for rotating the first acoustic sensor, the second acoustic sensor and the third acoustic sensor and a clamping assembly used for clamping the rotating assembly are arranged between the two second fixing plates, and a driving assembly used for driving the clamping assembly to clamp is arranged at the top of the first fixing plate.

Preferably, drive assembly includes the threaded rod of threaded connection at the top of first fixed plate, the bottom of threaded rod runs through first fixed plate and swivelling joint has the slurcam, the outer wall sliding sleeve of slurcam is equipped with the sleeve that two symmetries set up, telescopic one side is rotated and is connected with first connecting plate and second connecting plate, telescopic one end is kept away from to the second connecting plate and one side of L template is rotated and is connected.

Preferably, clamping unit includes the inside clamping rod of sliding connection at the second fixed plate, clamping rod's bottom fixedly connected with presss from both sides tight piece, two one side that the tight piece of clamp is close to each other is provided with rotating assembly, telescopic one end is kept away from to first connecting plate is rotated with one side of clamping rod and is connected, two one side fixedly connected with same spring that clamping rod is close to each other.

Preferably, the runner assembly presss from both sides the install bin of pressing from both sides between tight piece including pressing from both sides, the inside fixedly connected with second backup pad of install bin, one side fixedly connected with of second backup pad is just reversing motor, the output shaft of just reversing motor runs through second backup pad and fixedly connected with bull stick, the first mounting panel of outer wall fixedly connected with, second sound sensor and the second mounting panel of bull stick, the first sound sensor of one side top fixedly connected with of first mounting panel, one side fixedly connected with third sound sensor of second mounting panel.

Preferably, the bottom of the clamping block is fixedly connected with a first supporting plate.

Preferably, a rubber pad is fixedly connected to one side of each of the two clamping blocks close to each other.

Compared with the prior art, the beneficial effects of the utility model are that: start positive and negative motor that changes, the effect through positive and negative motor that changes rotation drives first sound sensor, second sound sensor and third sound sensor carry out reciprocal circulation rotation, scanning type is surveyed, not only indirectly improved the detection range, and the directionality of surveying, the accuracy all has stable promotion, when dismantling, only need rotate the threaded rod, the threaded rod can drive the vertical rebound of slurcam, the slurcam drives first connecting plate and second connecting plate and rotates, two first connecting plates drive two clamp blocks and keep away from each other, in order to relieve the brake state to the install bin, can take out the install bin, accomplish the dismantlement to the install bin, moreover, the steam generator is simple in structure, and convenient for operation.

The utility model discloses in, accomplish the clamp to the install bin through drive assembly and the tight subassembly of clamp, realize the function of dismantling fast and installing, realize not only indirectly having improved the detection scope to the directional detection function of sound through the detection subassembly, the directionality of surveying moreover, the accuracy all has stable promotion, simple structure, convenient operation.

Drawings

Fig. 1 is a schematic front view of an acoustic directional detection sensor array according to the present invention;

FIG. 2 is a side cross-sectional structural view of the mounting housing of FIG. 1;

FIG. 3 is a front cross-sectional structural view of the mounting box of FIG. 1;

fig. 4 is a schematic structural diagram of the acoustic sensor.

In the figure: 1. a first fixing plate; 2. a sleeve; 3. a push plate; 4. a threaded rod; 5. a first connecting plate; 6. a second connecting plate; 7. installing a box; 8. a rubber pad; 9. a first support plate; 10. a clamping block; 11. a spring; 12. a second fixing plate; 13. a clamping lever; 14. an L-shaped plate; 15. a positive and negative rotation motor; 16. a second support plate; 17. a rotating rod; 18. a first mounting plate; 19. a first sound sensor; 20. a second sound sensor; 21. a second mounting plate; 22. a third sound sensor; 23. a substrate; 24. a longitudinal wave emitting element; 25. a longitudinal wave detection element; 26. a sound sensing membrane; 27. a first microporous layer; 28. a second microporous layer; 29. an elastic element.

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.

Example one

Referring to fig. 1 to 4, an acoustic orientation detection sensor array includes a first fixing plate 1, a first acoustic sensor 19, a second acoustic sensor 20, and a third acoustic sensor 22, each of the first acoustic sensor 19, the second acoustic sensor 20, and the third acoustic sensor 22 including a substrate 23, a longitudinal wave emitting element 24, the sound sensor comprises a longitudinal wave detection element 25, a sound sensing membrane 26, a first microporous layer 27, a second microporous layer 28 and an elastic element 29, wherein L-shaped plates 14 are fixedly connected to two sides of the bottom of a first fixing plate 1, a second fixing plate 12 is fixedly connected to one end, close to each other, of each of the two L-shaped plates 14, a rotating assembly for rotating a first sound sensor 19, a second sound sensor 20 and a third sound sensor 22 and a clamping assembly for clamping the rotating assembly are arranged between the two second fixing plates 12, and a driving assembly for driving the clamping assembly to clamp is arranged at the top of the first fixing plate 1.

The utility model discloses in, drive assembly includes threaded rod 4 at the top of first fixed plate 1 of threaded connection, and the bottom of threaded rod 4 runs through first fixed plate 1 and has catch plate 3 to the swivelling joint, and the outer wall sliding sleeve of catch plate 3 is equipped with the sleeve 2 that two symmetries set up, and one side of sleeve 2 is rotated and is connected with first connecting plate 5 and second connecting plate 6, and sleeve 2's one end is kept away from to second connecting plate 6 and one side of L template 14 is rotated and is connected.

The utility model discloses in, clamping unit includes sliding connection at the inside tight pole 13 of clamp of second fixed plate 12, and the tight piece 10 of bottom fixedly connected with clamp of tight pole 13, and two one sides that tight piece 10 is close to each other are provided with the runner assembly, and sleeve 2's one end is kept away from to first connecting plate 5 is rotated with one side of tight pole 13 and is connected, and two tight poles 13 of clamp are close to each other one side fixedly connected with same spring 11.

The utility model discloses in, the runner assembly is including pressing from both sides tight install bin 7 between two tight 10 of clamp, the inside fixedly connected with second backup pad 16 of install bin 7, one side fixedly connected with positive reverse motor 15 of second backup pad 16, the output shaft of positive reverse motor 15 runs through second backup pad 16 and fixedly connected with bull stick 17, the first mounting panel 18 of outer wall fixedly connected with of bull stick 17, second sound sensor 20 and second mounting panel 21, the first sound sensor 19 of one side top fixedly connected with of first mounting panel 18, one side fixedly connected with third sound sensor 22 of second mounting panel 21.

In the utility model, the bottom of the clamping block 10 is fixedly connected with the first supporting plate 9.

The utility model discloses in, two equal fixedly connected with rubber pads 8 in one side that clamp splice 10 is close to each other.

The working principle is as follows: when the device is used, the forward and reverse rotation motor 15 is started, the rotating rod 17 is driven by the forward and reverse rotation of the forward and reverse rotation motor 15 to enable the first sound sensor 19, the second sound sensor 20 and the third sound sensor 22 to rotate in a reciprocating cycle manner, scanning type detection is carried out, the detection range is indirectly improved, the detection directionality and accuracy are stably improved, when the device is disassembled, only the threaded rod 4 needs to be rotated, the threaded rod 4 can drive the push plate 3 to move vertically upwards, the push plate 3 drives the two sleeves 2 to slide on the push plate 3 and to be away from each other, the sleeves 2 drive the first connecting plate 5 and the second connecting plate 6 to rotate, the two first connecting plates 5 drive the two clamping rods 13 to slide in the second fixing plate 12 and to be away from each other, the two clamping rods 13 drive the two clamping blocks 10 to be away from each other, so as to relieve the braking state of the installation box 7, and the installation box 7, the mounting box 7 is disassembled, the structure is simple, and the operation is convenient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An acoustic orientation detection sensor array comprises a first fixing plate (1), a first acoustic sensor (19), a second acoustic sensor (20) and a third acoustic sensor (22), wherein the first acoustic sensor (19), the second acoustic sensor (20) and the third acoustic sensor (22) respectively comprise a substrate (23), a longitudinal wave emitting element (24), a longitudinal wave detecting element (25), an acoustic sensing membrane (26), a first microporous layer (27), a second microporous layer (28) and an elastic element (29), and is characterized in that two sides of the bottom of the first fixing plate (1) are fixedly connected with L-shaped plates (14), one ends, close to each other, of the two L-shaped plates (14) are fixedly connected with a second fixing plate (12), and a rotating assembly for rotating the first acoustic sensor (19), the second acoustic sensor (20) and the third acoustic sensor (22) and a rotating assembly for clamping are arranged between the two second fixing plates (12) The clamping component of the piece, the top of the first fixed plate (1) is provided with a driving component for driving the clamping component to clamp.

2. An acoustic orientation detection sensor array according to claim 1, wherein the driving assembly comprises a threaded rod (4) screwed on the top of the first fixing plate (1), the bottom of the threaded rod (4) penetrates through the first fixing plate (1) and is rotatably connected with a pushing plate (3), the outer wall of the pushing plate (3) is slidably sleeved with two symmetrically arranged sleeves (2), one side of each sleeve (2) is rotatably connected with a first connecting plate (5) and a second connecting plate (6), and one end of each second connecting plate (6) far away from the corresponding sleeve (2) is rotatably connected with one side of the L-shaped plate (14).

3. An acoustic orientation detection sensor array according to claim 2, wherein the clamping assembly comprises a clamping rod (13) slidably connected inside the second fixing plate (12), a clamping block (10) is fixedly connected to the bottom of the clamping rod (13), a rotating assembly is arranged on the side where the two clamping blocks (10) are close to each other, one end of the first connecting plate (5) far away from the sleeve (2) is rotatably connected with one side of the clamping rod (13), and the same spring (11) is fixedly connected to the side where the two clamping rods (13) are close to each other.

4. An acoustic orientation detection sensor array according to claim 3, wherein the rotating assembly comprises a mounting box (7) clamped between two clamping blocks (10), a second supporting plate (16) is fixedly connected to the inside of the mounting box (7), a forward and reverse rotating motor (15) is fixedly connected to one side of the second supporting plate (16), an output shaft of the forward and reverse rotating motor (15) penetrates through the second supporting plate (16) and is fixedly connected with a rotating rod (17), a first mounting plate (18), a second acoustic sensor (20) and a second mounting plate (21) are fixedly connected to the outer wall of the rotating rod (17), a first acoustic sensor (19) is fixedly connected to the top of one side of the first mounting plate (18), and a third acoustic sensor (22) is fixedly connected to one side of the second mounting plate (21).

5. An acoustic orientation detection transducer array according to claim 3, wherein the clamping block (10) has a first support plate (9) fixedly attached to its bottom.

6. An acoustic orientation detection transducer array as claimed in claim 3, wherein a rubber pad (8) is fixedly attached to each side of the clamping blocks (10) adjacent to each other.