CN218822750U - Noise sensor - Google Patents
Noise sensor Download PDFInfo
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- CN218822750U CN218822750U CN202223139269.7U CN202223139269U CN218822750U CN 218822750 U CN218822750 U CN 218822750U CN 202223139269 U CN202223139269 U CN 202223139269U CN 218822750 U CN218822750 U CN 218822750U
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- noise sensor
- noise
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Abstract
The embodiment of the application discloses a noise sensor, which comprises a shell, a noise detection assembly and a protective cover, wherein in the using process, the noise detection assembly is arranged in the shell, and the open side of the shell is covered by the protective cover; on the other hand, through the setting of casing, in the noise sensor installation, can fix the casing in the operating mode region, the installation and the fixed of noise sensor of being convenient for can reduce the requirement of noise sensor to the installation accuracy.
Description
Technical Field
The embodiment of the application relates to the technical field of noise detection, in particular to a noise sensor.
Background
The noise measurement is an important reference index which can judge the running state of the equipment in real time. For example, when the peripheral noise value suddenly changes greatly, the peripheral noise value can be directly fed back to a field monitoring or control center to prompt that the equipment has a fault during operation, so that the equipment can be powered off and shut down in real time to go to the field to remove the fault, and the occurrence of major accidents is avoided. However, when the noise is accurately measured in the places requiring concealed wiring or in narrow places, the common noise sensor is easily worn, and the installation is inconvenient or even impossible.
SUMMERY OF THE UTILITY MODEL
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
In view of this, an embodiment of the present application provides a noise sensor, including:
a housing in which an accommodation space is formed and at least one side of which is open;
a noise detection assembly disposed within the housing;
the protective cover is connected with the shell and arranged on the opened side of the shell, and a through hole is formed in the protective cover.
In one possible embodiment, the noise sensor further comprises:
the mounting part, the casing is the column, the outer wall of casing is formed with the screw thread, mounting part threaded connection in the casing.
In a possible embodiment, the housing and the shield are made of a metallic material.
In one possible embodiment, the noise detection component comprises:
a microphone;
an integrated circuit board to which the microphone is connected;
the adapter is arranged on the shell, and the integrated circuit board is connected to the adapter.
In one possible embodiment, the noise sensor further comprises:
and the data wire passes through the adapter and is connected to the integrated circuit board.
In a possible embodiment, the housing is open on the side facing away from the protective cap and is formed with an internal thread on its inner wall, the adapter being screwed to the housing.
In one possible embodiment, the noise sensor further comprises:
the amplifier is connected to the integrated circuit board and used for amplifying the signals collected by the microphone;
and the signal converter is arranged on the integrated circuit board and is used for converting the signals collected by the microphone into digital signals.
In one possible embodiment, the noise sensor further comprises:
RS485 communication output port, RS485 communication output port connect in integrated circuit board is used for output signal.
In one possible embodiment, the noise sensor further comprises:
the processing module is arranged on the integrated circuit board and located between the amplifier and the signal converter, and the processing module is used for processing the signal amplified by the amplifier to acquire noise information.
In one possible embodiment, the noise sensor further comprises:
the gel layer, the gel layer sets up in the casing, the gel layer is used for the parcel integrated circuit board.
Compared with the prior art, the utility model discloses at least, including following beneficial effect: the noise sensor provided by the embodiment of the application comprises a shell, a noise detection assembly and a shield, wherein in the using process, the noise detection assembly is arranged in the shell, the open side of the shell is covered by the shield, and the noise detection assembly in the shell can be protected through the shell and the shield; on the other hand, through the setting of casing, in the noise sensor installation, can fix the casing in the operating mode region, the installation and the fixed of noise sensor of being convenient for can reduce the requirement of noise sensor to the installation accuracy.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic block diagram of a noise sensor according to one embodiment provided herein;
FIG. 2 is another angular schematic block diagram of a noise sensor according to an embodiment provided herein;
FIG. 3 is a schematic block diagram of a noise detection component of a noise sensor according to an embodiment provided herein;
fig. 4 is a block diagram of a noise sensor according to an embodiment of the present disclosure.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
110 casing, 120 noise detection assembly, 130 shield, 140 mounting part, 150 data line, 160 amplifier, 170 signal converter, 180RS485 communication output port and 190 processing module;
121 microphone, 122 integrated circuit board, 123 adaptor.
Detailed Description
In order to better understand the technical solutions described above, the technical solutions of the embodiments of the present application are described in detail below with reference to the drawings and the specific embodiments, and it should be understood that the specific features of the embodiments and the embodiments of the present application are detailed descriptions of the technical solutions of the embodiments of the present application, and are not limitations of the technical solutions of the present application, and the technical features of the embodiments and the embodiments of the present application may be combined with each other without conflict.
As shown in fig. 1 to 4, an embodiment of the present application provides a noise sensor, including: a case 110 in which an accommodating space is formed in the case 110 and at least one side of the case 110 is opened; a noise detection assembly 120, the noise detection assembly 120 being disposed within the housing 110; and a shield 130 connected to the housing 110 and disposed at an open side of the housing 110, the shield 130 having a through hole formed therein.
The noise sensor provided by the embodiment of the application comprises a shell 110, a noise detection assembly 120 and a shield 130, wherein in the use process, the noise detection assembly 120 is arranged in the shell 110, and the open side of the shell 110 is covered by the shield 130, so that the noise detection assembly 120 in the shell 110 can be protected by the shell 110 and the shield 130, on one hand, even if the noise sensor is arranged in a narrow space, the noise sensor can preferentially rub the shell 110 or the shield 130 when rubbing with other components in a working condition area, the noise detection assembly 120 cannot be directly abraded, and the service life of the noise detection assembly 120 can be prolonged; on the other hand, through the arrangement of the shell 110, in the installation process of the noise sensor, the shell 110 can be fixed in a working condition area, so that the installation and the fixation of the noise sensor are facilitated, and the requirement of the noise sensor on the installation precision can be reduced.
It will be appreciated that by forming the through-holes above the shroud 130, the transmission of noise to the noise detection assembly 120 is facilitated, and the noise detection assembly 120 is facilitated to identify and detect the noise.
As shown in fig. 2, in one possible embodiment, the noise sensor further comprises: the mounting member 140 is formed in a cylindrical shape of the housing 110, and the mounting member 140 is screwed to the housing 110.
In the technical scheme, the noise sensor may further include a mounting member 140, a thread is formed on the housing 110, and the mounting member 140 may be sleeved on an outer wall of the housing 110 in a screwing manner, so that on one hand, the mounting member 140 is convenient to assemble on the housing 110, and then the mounting member 140 is fixed on other components in a working condition area of the noise sensor, so that the mounting and fixing of the noise sensor may be completed; on the other hand, by screwing the mounting member 140 to the housing 110, the mounting position of the mounting member 140 can be adjusted by rotating the mounting member 140, so that the mounting member 140 can be adapted to different assembly conditions, and the noise sensor can be mounted conveniently.
In this technical scheme, casing 110 is the column so set up can minimize the volume of casing 110 for noise sensor miniaturization, is particularly useful for narrow and small space.
In some examples, the screw thread on the outer side of the housing 110 may be arranged to penetrate along the axial direction of the housing 110, and the outer diameter of the housing 110 may be 20mm to 30mm, and the thread pitch is 1.5mm, so as to accommodate the noise detection assembly 120 and facilitate the fixing of the mounting member 140.
In one possible embodiment, the housing 110 and the shroud 130 are made of a metallic material.
In the technical scheme, the materials of the shell 110 and the shield 130 are further provided, and the shell 110 and the shield 130 can be made of metal materials, so that on one hand, the mechanical strength of the shell 110 and the shield 130 can be improved, and the probability that the noise sensor is abraded is further reduced; on the other hand, the corrosion resistance of the noise sensor can be improved, particularly, the probability that oil stains damage the noise sensor can be reduced, meanwhile, the probability that the oil stains and water vapor invade the noise detection assembly 120 of the noise sensor can be reduced, and the service life of the noise sensor is further prolonged.
In some examples, the housing 110 and the shield 130 may be made of stainless steel, which can further reduce the probability of corrosion of the housing 110 and the shield 130, and is very suitable for installation in a place or a narrow place where hidden wiring is required, so that the noise sensor has excellent moisture-proof and fire-proof properties.
As shown in fig. 3 and 4, in one possible implementation, the noise detection component 120 includes: a microphone 121; an integrated circuit board 122, to which the microphone 121 is connected 122; and an adaptor 123 disposed on the housing 110, wherein the integrated circuit board 122 is connected to the adaptor 123.
In this technical solution, the structural configuration of the noise detection component 120 is further provided, the noise detection component 120 may include a microphone 121, an integrated circuit board 122, and an adaptor 123, noise in a working area of the noise sensor may be identified through the setting of the microphone 121, and a signal identified by the microphone 121 may be processed through the setting of the integrated circuit board 122 to acquire noise information, and the setting of the adaptor 123 may play a role in fixing the integrated circuit board 122, so that the fixing of the noise detection component 120 is more reliable.
In some examples, the microphone 121 may be a test-grade microphone 121, with the acoustic signal output being an a-weighted integrated sound pressure level and octave analysis function; a serial port communication chip is adopted to output a standard RS485 MODBUS protocol, so that secondary development is facilitated; the noise sensor has the integral protection grade of IP65, and is convenient to work in the field and in a humid environment. The device can also be used in industries and places with noise testing and monitoring requirements, such as public environments, industrial environments, campus environments, residential environments, equipment noise and the like, and has strong universality.
In one possible embodiment, the noise sensor further comprises: and the data line 150, the data line 150 passes through the adaptor 123 to be connected to the integrated circuit board 122.
In this technical solution, the noise sensor may further include a data line 150, which is connected to the integrated circuit board 122 through the data line 150, and may transmit noise information identified by the noise detection component, and transmit the noise information in a wired manner, so as to ensure stability and reliability of information transmission.
In one possible embodiment, the side of the housing 110 facing away from the shield 130 is open and is formed with internal threads on the inner wall of the housing 110, and the adaptor 123 is threadedly coupled to the housing 110.
In the technical scheme, an opening may also be formed on one side of the housing 110 away from the shield 130, and an internal thread may be formed in the housing 110, so that the adaptor 123 may be connected to the housing 110 in a threaded manner, which facilitates the installation and fixation of the adaptor 123 and the assembly of the noise sensor; on the other hand, through threaded connection's mode, adaptor 123 can seal the tip of casing 110 for noise detection subassembly 120's leakproofness is better, has reduced the probability that greasy dirt, steam and impurity enter into in the casing 110, can further improve noise sensor's life.
As shown in fig. 4, in one possible embodiment, the noise sensor further comprises: the amplifier 160, the amplifier 160 is connected to the integrated circuit board 122, is used for amplifying the signal gathered by the microphone 121; and the signal converter 170, the signal converter 170 being disposed on the integrated circuit board 122 for converting the signal collected by the microphone 121 into a digital signal.
In this embodiment, the noise sensor may further include an amplifier 160 and a signal converter 170, where the amplifier 160 and the signal converter 170 are both disposed on the integrated circuit board 122 and perform processing on the signal detected by the microphone 121, the amplifier 160 amplifies the signal detected by the noise sensor, and the signal converter 170 is configured to perform type conversion on the amplified signal, for example, the signal detected by the microphone 121 may be converted into a digital signal, so as to facilitate transmission and further utilization of noise information.
In one possible embodiment, the noise sensor further comprises: the RS485 communication output port 180 and the RS485 communication output port 180 are connected to the integrated circuit board 122 for outputting signals.
In this technical scheme, noise sensor can also include RS485 communication output port 180, so set up the high-efficient output of the signal of being convenient for, can improve noise sensor's efficiency.
It will be appreciated that the data line 150 of the noise sensor may be connected to the RS485 communication output port 180 to enable efficient output of the signal.
As shown in fig. 4, in one possible embodiment, the noise sensor further includes: and the processing module 190, the processing module 190 is disposed on the integrated circuit board 122 between the amplifier 160 and the signal converter 170, and the processing module 190 is configured to process the signal amplified by the amplifier 160 to obtain the noise information.
In this technical solution, the noise sensor may further include a processing module 190, and the processing module 190 may process the signal amplified by the amplifier 160 to acquire noise information, where the noise information at least includes noise volume information.
In some examples, the processor is configured to filter to remove miscellaneous information, and the processor is further configured to a-weighted integrated sound pressure level and octave analysis, wherein the octave analysis is a 1/1 octave analysis.
In one possible embodiment, the noise sensor further comprises: a gel layer disposed within the housing 110, the gel layer for wrapping the integrated circuit board 122.
In this technical scheme, noise sensor can also include the gel layer, and the gel layer can be to pouring into the gel and solidify the formation in casing 110, and the gel layer can wrap up integrated circuit board 122, so sets up, can reduce steam, greasy dirt and impurity and invade the probability within the integrated circuit board 122 further, can reduce the probability that the mosquito gnaw integrated circuit board 122 simultaneously, can further improve integrated circuit board 122's life.
In some examples, the gel layer is made of an insulating and thermally conductive gel to improve the heat dissipation performance of the integrated circuit board 122.
In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. 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 the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present specification, the terms "one embodiment," "some embodiments," "specific embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A noise sensor, comprising:
a housing in which an accommodation space is formed and at least one side of which is open;
a noise detection assembly disposed within the housing;
the protective cover is connected with the shell and arranged on one side of the shell, and a through hole is formed in the protective cover.
2. The noise sensor of claim 1, further comprising:
the mounting part, the casing is the column, the outer wall of casing is formed with the screw thread, mounting part threaded connection in the casing.
3. The noise sensor of claim 1,
the housing and the shield are made of a metal material.
4. The noise sensor of any of claims 1-3, wherein the noise detection component comprises:
a microphone;
an integrated circuit board to which the microphone is connected;
the adapter is arranged on the shell, and the integrated circuit board is connected to the adapter.
5. The noise sensor of claim 4, further comprising:
and the data wire passes through the adapter and is connected to the integrated circuit board.
6. The noise sensor of claim 4,
one side of the shell, which is far away from the protective cover, is opened, an internal thread is formed on the inner wall of the shell, and the adapter is connected to the shell in a threaded mode.
7. The noise sensor of claim 4, further comprising:
the amplifier is connected to the integrated circuit board and used for amplifying the signals collected by the microphone;
and the signal converter is arranged on the integrated circuit board and is used for converting the signals collected by the microphone into digital signals.
8. The noise sensor of claim 7, further comprising:
RS485 communication output port, RS485 communication output port connect in integrated circuit board is used for output signal.
9. The noise sensor of claim 7, further comprising:
the processing module is arranged on the integrated circuit board and located between the amplifier and the signal converter, and the processing module is used for processing the signal amplified by the amplifier to acquire noise information.
10. The noise sensor of claim 7, further comprising:
the gel layer, the gel layer sets up in the casing, the gel layer is used for the parcel integrated circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223139269.7U CN218822750U (en) | 2022-11-23 | 2022-11-23 | Noise sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223139269.7U CN218822750U (en) | 2022-11-23 | 2022-11-23 | Noise sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218822750U true CN218822750U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223139269.7U Active CN218822750U (en) | 2022-11-23 | 2022-11-23 | Noise sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218822750U (en) |
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- 2022-11-23 CN CN202223139269.7U patent/CN218822750U/en active Active
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