CN114323259A - High-precision multi-point natural environment noise real-time detection device and detection method thereof - Google Patents
High-precision multi-point natural environment noise real-time detection device and detection method thereof Download PDFInfo
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- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 238000011897 real-time detection Methods 0.000 title claims abstract description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 39
- 239000000741 silica gel Substances 0.000 claims description 39
- 229910002027 silica gel Inorganic materials 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 206010020649 Hyperkeratosis Diseases 0.000 claims description 10
- 230000005389 magnetism Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000000523 sample Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
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Abstract
The invention discloses a high-precision multi-point natural environment noise real-time detection device and a detection method thereof, relates to the technical field of environmental noise detection, and aims to solve the problems that the conventional natural environment noise real-time detection device is low in detection precision, time-consuming and labor-consuming in operation due to poor portability and incapability of achieving sound reception and vibration interference resistance. The utility model discloses a microphone structure, including high accuracy main microphone shell, casing sliding plate, angle adjusting plate spliced pole, the one week of high accuracy main microphone shell all is provided with the supporting legs spliced pole, the lower extreme of high accuracy main microphone shell is provided with the unable adjustment base of making an uproar that falls, outside one week of high accuracy main microphone shell all is provided with the casing sliding plate sliding tray, outside one week of high accuracy main microphone shell is provided with the casing sliding plate, the upper end of casing sliding plate is provided with the angle adjusting plate spliced pole, the upper end of angle adjusting plate spliced pole is provided with the analytic module of noise record.
Description
Technical Field
The invention relates to the technical field of environmental noise detection, in particular to a high-precision multi-point natural environmental noise real-time detection device and a detection method thereof.
Background
In conventional devices, as in application No.: 202020632469.8, respectively; the name is as follows: an apparatus for detecting ambient noise in real time. The device includes: the probe comprises a shell, a connecting mechanism and a protection function, wherein a probe is arranged on the surface of the top end of the shell, a fixed block is arranged on one side, positioned on the probe, of the surface of the top end of the shell, the connecting mechanism is positioned at the connecting position of the probe and the fixed block, the connecting mechanism comprises a mounting groove, the mounting groove is formed in the surface of the top end of the fixed block, the probe penetrates through the surface of one side of the mounting groove, one side of the probe is positioned outside the mounting groove, and a connecting plate is arranged inside the fixed block; the installation groove is convenient and quick for installing and disassembling the probe, so that the use of workers is facilitated, and the practicability of the device is improved; through the fixed frame and the push rod which are arranged, the control effect of the cursor key on the device is guaranteed, the cursor key can be reset quickly and accurately, and the comfort of using the cursor key is improved.
However, the real-time detection device for the natural environment noise has the problems of low detection precision, time consumption and labor consumption in operation due to poor portability and incapability of obtaining the performance of sound reception and vibration and interference resistance; therefore, the existing requirements are not met, and a high-precision multi-point natural environment noise real-time detection device and a detection method thereof are provided.
Disclosure of Invention
The invention aims to provide a high-precision multi-point natural environment noise real-time detection device and a detection method thereof, and aims to solve the problem that the conventional natural environment noise real-time detection device in the background art is low in detection precision, time-consuming and labor-consuming in operation due to poor portability and incapability of achieving sound reception and vibration interference resistance.
In order to achieve the purpose, the invention provides the following technical scheme: a high-precision multi-point natural environment noise real-time detection device comprises a high-precision main microphone shell, wherein three supporting leg connecting columns are arranged on the periphery of the high-precision main microphone shell, the supporting leg connecting columns are fixedly connected with the high-precision main microphone shell through bolts, a noise reduction fixing base is arranged at the lower end of the high-precision main microphone shell and is fixedly connected with the high-precision main microphone shell through threads, shell sliding plate sliding grooves are arranged on the periphery of the outer side of the high-precision main microphone shell, three shell sliding plate sliding grooves are formed in the periphery of the outer side of the high-precision main microphone shell, the shell sliding plates are integrally formed with the high-precision main microphone shell, the shell sliding plates are arranged on the periphery of the outer side of the high-precision main microphone shell and are slidably connected with the shell sliding plate sliding groove, the upper end of the shell sliding plate is provided with an angle adjusting plate connecting column which is connected with an angle adjusting plate rotating shaft, the upper end of the angle adjusting plate connecting column is provided with a noise recording and analyzing module, the noise recording and analyzing module is connected with the angle adjusting plate connecting column in a welding way, the inside of each angle adjusting plate connecting column is provided with a data cable interface, the data cable interface is electrically connected with the noise recording and analyzing module, the upper end of each angle adjusting plate is provided with an auxiliary microphone fixing shell, the auxiliary microphone fixing shell is connected with the angle adjusting plate rotating shaft, the lower end of the noise recording and analyzing module is provided with a high-precision main microphone, the high-precision main microphone is electrically connected with the noise recording and analyzing module, the high-precision main microphone is arranged with an inner piston of a high-precision main microphone shell, and the inside of each auxiliary microphone fixing shell is provided with an auxiliary microphone noise receiving pipe, the one end of assisting microphone noise receiver tube is provided with assists the microphone, and assists the microphone and assist microphone noise receiver tube electric connection, the one end of assisting the microphone is provided with the data cable, and data cable interface electric connection, data cable along assisting the inside setting of microphone fixed shell, angle adjusting plate spliced pole, every the top of supporting legs spliced pole all is provided with the supporting legs spliced pole and accomodates the groove, and the supporting legs spliced pole accomodates groove and noise record analysis module integrated into one piece setting.
Preferably, the fixed base that makes an uproar falls's inside and is provided with the base backup pad, and the inner wall welded connection of base backup pad and the fixed base that makes an uproar falls, the lower extreme of base backup pad is provided with the porous silica gel column of cavity, and the porous silica gel column of cavity is connected with the lower terminal surface gluing of base backup pad, the lower extreme of the porous silica gel column of cavity is provided with the base silica gel pad, and the base silica gel pad sets up with the porous silica gel column integrated into one piece of cavity.
Preferably, the upper end of the base supporting plate is provided with a noise reduction sponge layer, and the noise reduction sponge layer and the noise reduction fixing base are filled inside.
Preferably, a water-filled noise reduction bag is arranged on the periphery of the outer side of the hollow porous silica gel column, and the water-filled noise reduction bag and the noise reduction fixing base are filled.
Preferably, all be provided with the traction plate between analytic module of noise record and the fixed shell of supplementary microphone, and the both ends of traction plate all with analytic module of noise record, assist the fixed shell pivot of microphone and be connected, every the inner wall upper end of shell sliding plate sliding tray all is provided with inner wall magnetism and inhales the piece, and inner wall magnetism and inhale the inner wall welded connection of piece and shell sliding plate sliding tray.
Preferably, the lower end of the noise reduction fixing base is provided with a counterweight ring, and the counterweight ring is fixedly connected with the lower end face of the noise reduction fixing base through threads.
Preferably, every the one end of supporting legs spliced pole all is provided with the supporting legs, and the supporting legs is connected with supporting legs spliced pole pivot, every the one end of supporting legs all is provided with the callus on the sole, and the callus on the sole is connected with the supporting legs pivot, the lower terminal surface of callus on the sole is provided with rubber shock absorber pad.
Preferably, the use method of the high-precision multi-point natural environment noise real-time detection device comprises the following steps:
the method comprises the following steps: the supporting legs, the foot pads and the shock-absorbing rubber pads are adjusted to be placed at required detection point positions after being adjusted in angle, then the noise recording and analyzing module is pulled out upwards, the traction plate and the angle adjusting plate connecting column are pulled simultaneously when the noise recording and analyzing module is pulled, the auxiliary microphone fixing shell is pulled up when the traction plate is pulled, so that three auxiliary microphone noise receiving tubes can be unfolded, the adjustment of the angle adjusting plate can complete the detection elevation angle adjustment of the auxiliary microphone noise receiving tubes, the multipoint detection effectiveness of the device is greatly improved, the shell sliding plate is pulled up by the angle adjusting plate connecting column and the angle adjusting plate, so that the shell sliding plate can be lifted and adjusted along the direction of the shell sliding plate sliding groove, after the noise recording and analyzing module is pulled out completely, the auxiliary microphone noise receiving tubes are unfolded, and the high-precision main microphone is exposed from the inside of the high-precision main microphone shell, the diversity and the stability of the noise detection of the device are greatly improved, and meanwhile, when the noise is recovered according to the operation, the noise recording and analyzing module is compressed, so that the auxiliary microphone noise receiving tube is combined on the outer wall of the high-precision main microphone shell, and the high-precision main microphone is recovered to the inside of the high-precision main microphone shell, and the portability of the device is greatly improved;
step two: the high-precision main microphone is a main sound receiving structure, the three auxiliary microphone noise receiving tubes are auxiliary noise reduction receiving structures, the noise recording and analyzing module can record four receiving tracks simultaneously, a great optimization space is provided for a later sound impurity removal stage, the recording and editing performance of sound is greatly improved, the portability performance of the device is further highlighted, the device can give consideration to both the portability and multi-track high-precision sound recording work, and the problem that the detection precision of the device is low, the operation is time-consuming and labor-consuming due to poor portability and poor vibration interference resistance of sound reception of the conventional natural environment noise real-time detection device is solved;
step three: the counterweight ring greatly facilitates the self counterweight function of the device, the device can provide different counterweight centers according to actual use scenes, the device is more stably installed and fixed, the noise reduction sponge layer inside the noise reduction fixing base provides an effective noise reduction and damping effect for the high-precision main microphone shell and the noise reduction fixing base connecting position, the interference of the vibration of the placement surface to the device radio is greatly reduced, the precision of the device radio is improved, the hollow porous silica gel column and the base silica gel pad further improve the stability of the hollow porous silica gel column and the contact ground, the noise is reduced, the water filling noise reduction bag can effectively absorb the vibration from the hollow porous silica gel column, and the installation stability and the anti-interference capability of the device are greatly improved.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adopts the arrangement of a high-precision main microphone shell, a supporting leg connecting column, supporting legs, a foot pad, a shock-absorbing rubber pad, a noise reduction fixing base, a shell sliding plate sliding groove, a shell sliding plate, an angle adjusting plate, an auxiliary microphone fixing shell, an angle adjusting plate connecting column, a traction plate and a supporting leg connecting column accommodating groove to firstly unfold the device, place the device at each required detection point position after adjusting the placing angle of the supporting legs, the foot pad and the shock-absorbing rubber pad, then pull out a noise recording and analyzing module upwards, pull the traction plate and the angle adjusting plate connecting column simultaneously when the noise recording and analyzing module is pulled, pull up the auxiliary microphone fixing shell when the traction plate is pulled, unfold three auxiliary microphone noise receiving tubes, adjust the angle of the angle adjusting plate to finish the detection elevation angle adjustment of the auxiliary microphone noise receiving tubes, the validity of the multiple spot detection of the device is greatly improved, the shell sliding plate is connected with the angle adjusting plate connecting column, the lifting of the angle adjusting plate is pulled up, the shell sliding plate can be lifted and adjusted along the direction of the shell sliding plate sliding groove, the auxiliary microphone noise receiving tube is unfolded after the noise recording and analyzing module is completely pulled out, the high-precision main microphone is exposed from the inside of the high-precision main microphone shell, the diversity and the stability of the noise detection of the device are greatly improved, meanwhile, when the noise recording and analyzing module is recovered according to the operation, the noise recording and analyzing module is compressed, the auxiliary microphone noise receiving tube is combined with the outer wall of the high-precision main microphone shell, the high-precision main microphone is recovered to the inside of the high-precision main microphone shell, and the portability of the device is greatly improved.
2. Through the arrangement of the high-precision main microphone, the auxiliary microphone noise receiving tubes, the auxiliary microphones, the data cables, the data cable interface and the noise recording and analyzing module, the high-precision main microphone is of a main sound receiving structure, the three auxiliary microphone noise receiving tubes are of auxiliary noise reduction receiving structures, four receiving tracks can be recorded by the noise recording and analyzing module at the same time, a great optimization space is provided for the later sound impurity removal stage, the recording and editing performance of sound is greatly improved, the portability performance of the device is further highlighted, the device can take the portability and the multi-track high-precision sound recording and recording work into consideration, and the problems that the existing natural environment noise real-time detection device is low in portability and cannot achieve the anti-vibration interference performance, and the detection precision of the device is low, time and labor are wasted during operation are solved.
3. Through the arrangement of the noise reduction fixing base, the counterweight ring, the base supporting plate, the noise reduction sponge layer, the hollow porous silica gel column, the base silica gel pad and the water-filled noise reduction bag, the counterweight ring greatly facilitates the self counterweight function of the device, the device can provide different counterweight centers according to actual use scenes, so that the device is more stably installed and fixed, the noise reduction sponge layer in the noise reduction fixed base provides effective noise reduction and shock absorption effects for the connecting part of the high-precision main microphone shell and the noise reduction fixed base, the interference of the vibration of a placing surface on the sound reception of the device is greatly reduced, the precision of the sound reception of the device is improved, the hollow porous silica gel column and the base silica gel pad further improve the stability of the silica gel column and the base silica gel pad in contact with the ground and reduce the noise, the water-filled noise reduction bag can effectively absorb the vibration from the hollow porous silica gel column, and the installation stability and the anti-interference capability of the device are greatly improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the high-precision main microphone housing according to the present invention;
FIG. 3 illustrates the interior of the noise reducing mounting base of the present invention;
FIG. 4 is a schematic view of a top view of the connecting column and the angle adjusting plate of the present invention;
FIG. 5 is an enlarged view of a portion of the present invention at A;
in the figure: 1. a high precision main microphone housing; 2. a supporting leg connecting column; 3. supporting legs; 4. a foot pad; 5. a shock-absorbing rubber pad; 6. a noise reduction fixing base; 7. a counterweight ring; 8. a housing slide plate; 9. a noise recording and analyzing module; 10. a high precision primary microphone; 11. an angle adjusting plate; 12. the auxiliary microphone is fixed on the shell; 13. a traction plate; 14. an auxiliary microphone noise receiving tube; 15. an auxiliary microphone; 16. A data cable; 17. a housing sliding plate sliding groove; 18. an inner wall magnetic suction block; 19. a data cable interface; 20. the supporting leg connecting column receiving groove; 21. a base support plate; 22. a noise reduction sponge layer; 23. hollow porous silica gel column; 24. a base silica gel pad; 25. a water-filled noise reduction bag; 26. an angle adjusting plate connecting column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an embodiment of the present invention is shown: a high-precision multi-point natural environment noise real-time detection device comprises a high-precision main microphone shell 1, wherein three supporting leg connecting columns 2 are arranged on the periphery of the high-precision main microphone shell 1, the supporting leg connecting columns 2 are fixedly connected with the high-precision main microphone shell 1 through bolts, a noise reduction fixing base 6 is arranged at the lower end of the high-precision main microphone shell 1, the noise reduction fixing base 6 is fixedly connected with the high-precision main microphone shell 1 through threads, shell sliding plate sliding grooves 17 are arranged on the periphery of the outer side of the high-precision main microphone shell 1, the number of the shell sliding plate sliding grooves 17 is three, the shell sliding plate sliding grooves 17 are integrally formed with the high-precision main microphone shell 1, a shell sliding plate 8 is arranged on the periphery of the outer side of the high-precision main microphone shell 1, and the shell sliding plate 8 is in sliding connection with a clamping groove of the shell sliding plate sliding grooves 17, an angle adjusting plate connecting column 26 is arranged at the upper end of the shell sliding plate 8, the angle adjusting plate connecting column 26 is connected with an angle adjusting plate 11 through a rotating shaft, a noise recording and analyzing module 9 is arranged at the upper end of the angle adjusting plate connecting column 26, the noise recording and analyzing module 9 is welded with the angle adjusting plate connecting column 26, a data cable interface 19 is arranged inside each angle adjusting plate connecting column 26, the data cable interface 19 is electrically connected with the noise recording and analyzing module 9, an auxiliary microphone fixing shell 12 is arranged at the upper end of each angle adjusting plate 11, the auxiliary microphone fixing shell 12 is connected with the angle adjusting plate 11 through a rotating shaft, a high-precision main microphone 10 is arranged at the lower end of the noise recording and analyzing module 9, the high-precision main microphone 10 is electrically connected with the noise recording and analyzing module 9, and the high-precision main microphone 10 is arranged with an inner piston of the high-precision main microphone shell 1, every inside of assisting microphone stationary housing 12 all is provided with assists microphone noise receiver tube 14, the one end of assisting microphone noise receiver tube 14 is provided with assists microphone 15, and assist microphone 15 and assist microphone noise receiver tube 14 electric connection, the one end of assisting microphone 15 is provided with data cable 16, and data cable 16 and data cable interface 19 electric connection, data cable 16 is along assisting microphone stationary housing 12, angle adjusting plate 11, the inside setting of angle adjusting plate spliced pole 26, every supporting legs spliced pole 2's top all is provided with the supporting legs spliced pole and accomodates groove 20, and the supporting legs spliced pole is accomodate groove 20 and is set up with noise record analysis module 9 integrated into one piece.
Further, the inside of the noise reduction fixing base 6 is provided with a base support plate 21, the base support plate 21 is connected with the inner wall of the noise reduction fixing base 6 in a welding mode, the lower end of the base support plate 21 is provided with a hollow porous silica gel column 23, the hollow porous silica gel column 23 is connected with the lower end face of the base support plate 21 in an adhesive mode, the lower end of the hollow porous silica gel column 23 is provided with a base silica gel pad 24, and the base silica gel pad 24 and the hollow porous silica gel column 23 are integrally formed.
Further, the upper end of base backup pad 21 is provided with the sponge layer 22 of making an uproar of falling, and falls the sponge layer 22 of making an uproar and fall the inside packing setting of unable adjustment base 6 of making an uproar, falls the sponge layer 22 of making an uproar and for the high accuracy main microphone shell 1 reduce and the noise propagation between the contact surface.
Further, a water-filled noise reduction bag 25 is arranged on the outer periphery of the hollow porous silica gel column 23, the water-filled noise reduction bag 25 and the noise reduction fixing base 6 are filled, and the water-filled noise reduction bag 25 provides a damping buffer area for the hollow porous silica gel column 23.
Further, all be provided with the traction plate 13 between analytic module 9 of noise record and the fixed shell 12 of supplementary microphone, and the both ends of traction plate 13 all with analytic module 9 of noise record, assist the fixed shell 12 pivot of microphone and be connected, the inner wall upper end of every shell sliding plate sliding tray 17 all is provided with inner wall magnetism and inhales piece 18, and inner wall magnetism inhales the inner wall welded connection of piece 18 and shell sliding plate sliding tray 17, inner wall magnetism inhales piece 18 and can effectively adsorb shell sliding plate 8, stability is improved.
Further, the lower extreme of the unable adjustment base 6 of making an uproar is provided with counter weight ring 7, and counter weight ring 7 and the lower terminal surface screw thread fixed connection of making an uproar unable adjustment base 6 of making an uproar, counter weight ring 7 provides the counter weight for the device, conveniently improves the stability of device.
Further, the one end of every supporting legs spliced pole 2 all is provided with supporting legs 3, and supporting legs 3 are connected with supporting legs spliced pole 2 pivots, and the one end of every supporting legs 3 all is provided with callus on the sole 4, and callus on the sole 4 is connected with supporting legs 3 pivots, and the lower terminal surface of callus on the sole 4 is provided with rubber cushion 5, and callus on the sole 4 and rubber cushion 5 provide the shock attenuation effect for the support of device.
Further, a use method of the high-precision multi-point natural environment noise real-time detection device comprises the following steps:
the method comprises the following steps: the supporting legs 3, the foot pads 4, the shock-absorbing rubber pads 5 are adjusted to be placed at detection point positions required by the device after being adjusted in angle, the noise recording and analyzing module 9 is pulled out upwards, the traction plate 13 and the angle adjusting plate connecting column 26 are pulled simultaneously when the noise recording and analyzing module 9 is pulled, the auxiliary microphone fixing shell 12 is pulled up when the traction plate 13 is pulled, three auxiliary microphone noise receiving tubes 14 are unfolded, the angle of the angle adjusting plate 11 is adjusted to complete the detection elevation angle adjustment of the auxiliary microphone noise receiving tubes 14, the multipoint detection effectiveness of the device is greatly improved, the shell sliding plate 8 is pulled up by the angle adjusting plate connecting column 26 and the angle adjusting plate 11, the shell sliding plate 8 can be lifted and adjusted in the direction of the shell sliding plate sliding groove 17, the auxiliary microphone noise receiving tubes 14 are unfolded after the noise recording and analyzing module 9 is completely pulled out, The high-precision main microphone 10 is exposed from the inside of the high-precision main microphone shell 1, so that the diversity and the stability of the noise detection of the device are greatly improved, and meanwhile, when the high-precision main microphone 10 is recovered according to the operation, the noise recording and analyzing module 9 is compressed, so that the auxiliary microphone noise receiving pipe 14 is combined on the outer wall of the high-precision main microphone shell 1, and the high-precision main microphone 10 is recovered to the inside of the high-precision main microphone shell 1, so that the portability of the device is greatly improved;
step two: the high-precision main microphone 10 is a main sound receiving structure, the three auxiliary microphone noise receiving tubes 14 are auxiliary noise reduction receiving structures, the noise recording and analyzing module 9 can record four receiving tracks simultaneously, a great optimization space is provided for a later sound impurity removal stage, the recording and editing performance of sound is greatly improved, the portability performance of the device is further highlighted, the device can give consideration to both portability and multi-track high-precision sound recording work, and the problem that the existing natural environment noise real-time detection device is low in detection precision, time-consuming and labor-consuming in operation due to poor portability and poor vibration interference resistance of sound reception is solved;
step three: counterweight ring 7 has greatly made things convenient for the self counter weight function of device, make the device can provide different counter weight centers according to the in-service use scene, make the installation of device fixed more stable, the sponge layer 22 of making an uproar falls of 6 inside fixed bases of making an uproar provides the absorbing effect of effectual making an uproar falling for high accuracy main microphone shell 1 and the position of being connected of 6 fixed bases of making an uproar fall, greatly reduce the interference of placing the face vibrations to the device radio reception, improve the precision of device radio reception, and hollow porous silica gel column 23 and base silica gel pad 24 have further improved its and the stability of touching ground, and the noise reduction, and fill water and fall the vibrations that bag 25 can effectively absorb and come from hollow porous silica gel column 23 of making an uproar, the installation stability and the interference killing feature of device have greatly been improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a high accuracy multiple spot position natural environment noise real-time detection device, includes main microphone shell of high accuracy (1), its characterized in that: the high-precision main microphone shell (1) is provided with three supporting leg connecting columns (2) in a circle, the supporting leg connecting columns (2) are fixedly connected with the high-precision main microphone shell (1) through bolts, the lower end of the high-precision main microphone shell (1) is provided with three noise reduction fixing bases (6), the noise reduction fixing bases (6) are fixedly connected with the high-precision main microphone shell (1) through threads, the high-precision main microphone shell (1) is provided with three shell sliding plate sliding grooves (17) in a circle outside, the shell sliding plate sliding grooves (17) are formed in an integrated mode with the high-precision main microphone shell (1), the high-precision main microphone shell (1) is provided with a shell sliding plate (8) in a circle outside, and the shell sliding plate (8) is in sliding connection with a shell sliding groove (17), an angle adjusting plate connecting post (26) is arranged at the upper end of the shell sliding plate (8), the angle adjusting plate connecting post (26) is connected with an angle adjusting plate (11) in a rotating mode, a noise recording and analyzing module (9) is arranged at the upper end of the angle adjusting plate connecting post (26), the noise recording and analyzing module (9) is connected with the angle adjusting plate connecting post (26) in a welding mode, a data cable interface (19) is arranged inside each angle adjusting plate connecting post (26), the data cable interface (19) is electrically connected with the noise recording and analyzing module (9), an auxiliary microphone fixing shell (12) is arranged at the upper end of each angle adjusting plate (11), the auxiliary microphone fixing shell (12) is connected with the angle adjusting plate (11) in a rotating mode, and a high-precision main microphone (10) is arranged at the lower end of the noise recording and analyzing module (9), and the high-precision main microphone (10) is electrically connected with the noise recording and analyzing module (9), the high-precision main microphone (10) and the high-precision main microphone shell (1) are arranged in the inner piston, each auxiliary microphone noise receiving pipe (14) is arranged in the auxiliary microphone fixed shell (12), one end of each auxiliary microphone noise receiving pipe (14) is provided with an auxiliary microphone (15), the auxiliary microphone (15) is electrically connected with the auxiliary microphone noise receiving pipe (14), one end of each auxiliary microphone (15) is provided with a data cable (16), the data cable (16) is electrically connected with a data cable interface (19), the data cable (16) is arranged in the auxiliary microphone fixed shell (12), the angle adjusting plate (11) and the angle adjusting plate connecting column (26), a supporting leg accommodating groove (20) is arranged above each supporting leg (2), and the supporting leg connecting column accommodating groove (20) and the noise recording and analyzing module (9) are integrally formed.
2. The high-precision multi-point natural environment noise real-time detection device according to claim 1, characterized in that: the utility model discloses a noise reduction fixing base, including base backup pad (21), and the inner wall welded connection who makes an uproar fixing base (6) falls in the inside of making an uproar fixing base (6), the lower extreme of base backup pad (21) is provided with cavity porous silica gel column (23), and cavity porous silica gel column (23) and the lower terminal surface gluing of base backup pad (21) are connected, the lower extreme of cavity porous silica gel column (23) is provided with base silica gel pad (24), and base silica gel pad (24) and cavity porous silica gel column (23) integrated into one piece set up.
3. The high-precision multi-point natural environment noise real-time detection device according to claim 2, characterized in that: the upper end of the base supporting plate (21) is provided with a noise reduction sponge layer (22), and the noise reduction sponge layer (22) and the noise reduction fixing base (6) are filled.
4. The high-precision multi-point natural environment noise real-time detection device according to claim 2, characterized in that: a water-filled noise reduction bag (25) is arranged on the periphery of the outer side of the hollow porous silica gel column (23), and the water-filled noise reduction bag (25) and the noise reduction fixing base (6) are filled.
5. The high-precision multi-point natural environment noise real-time detection device according to claim 1, characterized in that: noise record analysis module (9) and assist all to be provided with between microphone fixed shell (12) traction plate (13), and the both ends of traction plate (13) all with noise record analysis module (9), assist microphone fixed shell (12) pivot and be connected, every the inner wall upper end of shell sliding plate sliding tray (17) all is provided with inner wall magnetism and inhales piece (18), and the inner wall welded connection of inner wall magnetism piece (18) and shell sliding plate sliding tray (17).
6. The high-precision multi-point natural environment noise real-time detection device according to claim 1, characterized in that: the lower end of the noise reduction fixing base (6) is provided with a counterweight ring (7), and the counterweight ring (7) is fixedly connected with the lower end face of the noise reduction fixing base (6) through threads.
7. The high-precision multi-point natural environment noise real-time detection device according to claim 1, characterized in that: every the one end of supporting legs spliced pole (2) all is provided with supporting legs (3), and supporting legs (3) are connected with supporting legs spliced pole (2) pivot, every the one end of supporting legs (3) all is provided with callus on the sole (4), and callus on the sole (4) are connected with supporting legs (3) pivot, the lower terminal surface of callus on the sole (4) is provided with rubber shock absorber pad (5).
8. The use method of the high-precision multi-point natural environment noise real-time detection device according to any one of claims 1 to 7, characterized by comprising the following steps:
the method comprises the following steps: the device is placed at each required detection point position after the supporting legs (3), the foot pads (4) and the shock-absorbing rubber pads (5) are adjusted to place the angle adjustment, then the noise recording and analyzing module (9) is upwards pulled out, the noise recording and analyzing module (9) is pulled to pull the traction plate (13) and the angle adjusting plate connecting post (26) simultaneously, the auxiliary microphone fixing shell (12) is pulled up when the traction plate (13) is pulled, so that the three auxiliary microphone noise receiving tubes (14) can be unfolded, the detection elevation angle adjustment of the auxiliary microphone noise receiving tubes (14) can be completed by adjusting the angle of the angle adjusting plate (11), the shell sliding plate (8) is pulled up by the angle adjusting plate connecting post (26) and the angle adjusting plate (11) is lifted up, so that the shell sliding plate (8) can carry out the lifting adjustment operation along the direction of the shell sliding plate sliding groove (17), after the noise recording and analyzing module (9) is completely pulled out, the auxiliary microphone noise receiving tube (14) is unfolded, the high-precision main microphone (10) is exposed from the inside of the high-precision main microphone shell (1) to begin to receive sound, and meanwhile, when the high-precision main microphone (10) is recovered according to the operation, the noise recording and analyzing module (9) is compressed, so that the auxiliary microphone noise receiving tube (14) is combined on the outer wall of the high-precision main microphone shell (1), and the high-precision main microphone (10) is recovered to the inside of the high-precision main microphone shell (1);
step two: the high-precision main microphone (10) is of a main sound receiving structure, and the three auxiliary microphone noise receiving tubes (14) are of auxiliary noise reduction receiving structures, so that the noise recording and analyzing module (9) can record four receiving sound tracks simultaneously, and the device can give consideration to both portability and multi-sound-track high-precision sound recording work;
step three: counterweight ring (7) has greatly made things convenient for the self counter weight function of device for the device can provide different counter weight centers according to the in-service use scene, and the sponge layer of making an uproar (22) of making an uproar that falls inside unable adjustment base (6) provides the absorbing effect of effectual making an uproar that falls for high accuracy main microphone shell (1) and the unable adjustment base (6) of making an uproar connection site, and fills water and fall the bag of making an uproar (25) and can effectively absorb the vibrations that come from cavity porous silica gel column (23).
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