CN216385979U - Tunnel acoustic monitoring sensor and system - Google Patents
Tunnel acoustic monitoring sensor and system Download PDFInfo
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- CN216385979U CN216385979U CN202122935080.8U CN202122935080U CN216385979U CN 216385979 U CN216385979 U CN 216385979U CN 202122935080 U CN202122935080 U CN 202122935080U CN 216385979 U CN216385979 U CN 216385979U
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Abstract
The utility model provides a tunnel acoustic monitoring sensor and a system, which comprise a shell and a sensor monitoring circuit arranged in the shell, wherein the outer side of the shell is provided with a sound receiving hole/exhaust hole and an air inlet hole, the sensor monitoring circuit comprises an MCU (microprogrammed control unit), a microphone array sensor and a TVOC (transient overvoltage protection circuit) sensor, and the microphone array sensor and the TVOC sensor are connected to the MCU. The sensor integrates various sensors on the MCU, and various environmental parameter measurements can be completed only by adopting the sensor; the sensor and the system of the utility model integrate information perception, front-end operation and data communication; the sensor can directly output an operation result to an upper computer system through front-end operation, data local analysis, strategy preposition and data coupling analysis; meanwhile, multiple communications can be adopted, and the communication requirements under different environments are met.
Description
Technical Field
The utility model relates to the technical field of sensors, in particular to a tunnel acoustic monitoring sensor and a tunnel acoustic monitoring system.
Background
The acoustic monitoring sensor plays a great role in monitoring noise, but the monitoring in the tunnel not only comprises acoustic monitoring, but also needs to detect air in the tunnel, so that multiple sensors need to be adopted for simultaneous detection. The abnormal vibration and sound in the tunnel can be monitored, so that early warning can be given to possible limit invasion accidents.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tunnel acoustic monitoring sensor and a tunnel acoustic monitoring system, so that the problems in the prior art are solved.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a tunnel acoustics monitoring sensor, tunnel acoustics monitoring sensor includes the casing and sets up the inside sensor monitoring circuit of casing, the casing outside is provided with sound receiving hole/exhaust hole and inlet port, sensor monitoring circuit includes MCU, microphone array sensor and TVOC sensor, the microphone array sensor with the TVOC sensor is connected on the MCU. The microphone array sensor collects noise in the tunnel, the noise appearing in a normal condition is identified through continuous learning, and early warning and alarming are timely given out under the condition that abnormal noise appears.
Preferably, the casing adopts a flat casing, the sound receiving hole/the air exhaust hole are arranged on the front surface of the casing, and the air inlet hole is arranged on the side surface of the casing.
Preferably, the number of the sound/air receiving holes/air exhaust holes is two, and the two sound/air exhaust holes are respectively arranged at the front corners of the shell.
Preferably, the air inlet hole is formed in the end side of the housing.
Preferably, the sensor monitoring circuit further comprises a temperature and humidity sensor and an air pressure sensor, and the temperature and humidity sensor and the air pressure sensor are connected to the MCU.
Preferably, the two ends of the shell are provided with mounting holes.
Preferably, the shell is further provided with an outlet hole, and the outlet hole is formed in the side face of the shell.
The utility model also aims to provide a tunnel acoustic monitoring system which comprises the tunnel acoustic monitoring sensor, an upper computer system and an early warning module, wherein the tunnel acoustic monitoring sensor is connected to the upper computer system through CAN-FD and BLE/IBEACON, and the early warning module is connected to the upper computer system.
The utility model has the beneficial effects that:
the utility model provides a tunnel acoustic monitoring sensor and a system, wherein the sensor integrates various sensors on an MCU (microprogrammed control Unit), and can finish measurement of various environmental parameters only by adopting the sensors; the sensor and the system of the utility model integrate information perception, front-end operation and data communication; the sensor can directly output an operation result to an upper computer system through front-end operation, data local analysis, strategy preposition and data coupling analysis; meanwhile, multiple communications can be adopted, and the communication requirements under different environments are met.
Drawings
Fig. 1 is a schematic perspective view of a tunnel acoustic monitoring sensor provided in embodiment 1;
fig. 2 is a front view of the tunnel acoustic monitoring sensor provided in embodiment 1;
fig. 3 is a bottom view of the tunnel acoustic monitoring sensor provided in embodiment 1;
fig. 4 is a left side view of the tunnel acoustic monitoring sensor provided in embodiment 1;
1 is a sound receiving hole/exhaust hole, 2 is a mounting hole, 3 is a threading hole, and 4 is an air inlet hole;
fig. 5 is a schematic diagram of a monitoring circuit of the tunnel acoustic monitoring sensor provided in embodiment 1;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
This embodiment provides a tunnel acoustics monitoring sensor, as shown in fig. 1-4, be in including casing and setting the inside sensor monitoring circuit of casing, the casing outside is provided with sound receiving hole/exhaust hole and inlet port, sensor monitoring circuit principle is as shown in fig. 5, including MCU, microphone array sensor, TVOC sensor, temperature and humidity sensor and baroceptor, temperature and humidity sensor baroceptor the microphone array sensor with the TVOC sensor is connected on the MCU.
The microphone array sensor collects noise in the tunnel, the noise appearing in a normal condition is identified through continuous learning, and early warning and alarming are timely given out under the condition that abnormal noise appears. Temperature and humidity sensor, baroceptor, TVOC sensor are used for the environment in the real-time supervision tunnel.
The housing in this embodiment is a flat housing, the sound receiving/exhausting hole is disposed on a front surface of the housing, and the air inlet hole is disposed on a side surface of the housing.
In a more preferred embodiment, the number of the sound/air absorbing holes/air discharging holes is two, and the two holes are respectively arranged at the front facing corners of the housing. The air inlet is arranged on the side face of the end part of the shell.
The two ends of the shell in the embodiment are provided with mounting holes for mounting the sensor at a position where a tunnel needs to be mounted.
In this embodiment, the housing is further provided with an outlet hole, and the outlet hole is disposed on a side surface of the housing. The wire outlet hole can be used for realizing the connection between the sensor and the outside through a cable and a power supply line.
The sensor also comprises a communication module inside, and the communication module CAN adopt 4G communication/CAN-FD/BLE/iBEACON to carry out external communication, thereby meeting the individual communication requirements of different sites.
Example 2
The embodiment provides a tunnel acoustic monitoring system, including the tunnel acoustic monitoring sensor that provides in embodiment 1, still include host computer system and early warning module, tunnel acoustic monitoring sensor passes through CAN-FD, BLE/IBEACON and is connected to host computer system, early warning module connects host computer system.
The tunnel acoustic monitoring sensor can monitor multiple environmental parameters in the tunnel, including environmental parameters including temperature and humidity, air pressure and TVOC, and provides data support for ventilation quality assessment and early fire early warning in the tunnel. And data can be uploaded to a monitoring platform of the upper computer system in real time according to requirements. Through sensor perception, analysis, can send early warning information to unusual sound in the tunnel, vibration condition, prevent to perforate, damage because of tunnel peripheral construction or other unusual external forces etc. lead to, send out the early warning in advance to possible incident.
The system supports front-end operation, a data analysis model is built in the system, acquired data can be stored and processed on site, analysis and processing of the data can be completed without the support of central computing power, multidimensional data coupling analysis can be performed, operation results are directly output, network communication load and cloud pressure are reduced, and response speed is improved.
The system supports multiple communication modes such as CAN-FD, BLE/iBEACON near field communication and the like, fully outputs digital quantity, and meets the individual communication requirements of different fields. The brand-new OpenData (open data) concept can provide barrier-free data sharing for other related systems, and provides data support for full-system fine management and control.
By adopting the technical scheme disclosed by the utility model, the following beneficial effects are obtained:
the utility model discloses a tunnel acoustic monitoring sensor and a system, wherein the sensor integrates various sensors on an MCU (microprogrammed control Unit), and can finish measurement of various environmental parameters only by adopting the sensors; the sensor and the system of the utility model integrate information perception, front-end operation and data communication; the method comprises the steps of sensor front-end operation, data local analysis, strategy preposition, data coupling analysis and direct output of an operation result; multiple communication can meet the communication requirements in different environments.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements should also be considered within the scope of the present invention.
Claims (8)
1. The utility model provides a tunnel acoustics monitoring sensor, its characterized in that, tunnel acoustics monitoring sensor includes the casing and sets up the inside sensor monitoring circuit of casing, the casing outside is provided with sound receiving hole/exhaust hole and inlet port, sensor monitoring circuit includes MCU, microphone array sensor and TVOC sensor, the microphone array sensor with the TVOC sensor is connected on the MCU.
2. The acoustic tunnel monitoring sensor of claim 1, wherein the housing is a flat housing, the sound receiving/exhausting hole is disposed on a front surface of the housing, and the air intake hole is disposed on a side surface of the housing.
3. The tunneling acoustic monitoring sensor of claim 2, wherein the number of the sound/air receiving holes/air exhaust holes is two, and the two sound/air receiving holes/air exhaust holes are respectively arranged at the front corners of the shell.
4. The tunneling acoustic monitoring sensor of claim 2, wherein the air intake is disposed at an end side of the housing.
5. The tunnel acoustic monitoring sensor of claim 1, wherein the sensor monitoring circuit further comprises a temperature and humidity sensor and an air pressure sensor, the temperature and humidity sensor and the air pressure sensor being connected to the MCU.
6. The tunneling acoustic monitoring sensor of claim 1, wherein the housing is provided with mounting holes at both ends.
7. The acoustic tunnel monitoring sensor of claim 1, wherein the housing further comprises an outlet hole, and the outlet hole is disposed on a side of the housing.
8. A tunnel acoustic monitoring system is characterized by comprising the tunnel acoustic monitoring sensor according to any one of claims 1 to 7, an upper computer system and an early warning module, wherein the tunnel acoustic monitoring sensor is connected to the upper computer system through CAN-FD and BLE/IBEACON, and the early warning module is connected to the upper computer system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122935080.8U CN216385979U (en) | 2021-11-26 | 2021-11-26 | Tunnel acoustic monitoring sensor and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122935080.8U CN216385979U (en) | 2021-11-26 | 2021-11-26 | Tunnel acoustic monitoring sensor and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216385979U true CN216385979U (en) | 2022-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122935080.8U Active CN216385979U (en) | 2021-11-26 | 2021-11-26 | Tunnel acoustic monitoring sensor and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216385979U (en) |
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2021
- 2021-11-26 CN CN202122935080.8U patent/CN216385979U/en active Active
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