CN215835406U - Campus IP broadcasting system with noise management function - Google Patents

Abstract

The utility model discloses a campus IP broadcast system with a noise management function, which comprises a service system, a local area network, a voice broadcast system and an IP noise acquisition and broadcasting device, wherein the service system is connected with the voice broadcast system through the local area network and is connected with the IP noise acquisition and broadcasting device through a network switch signal. The utility model adopts network transmission and distributed control, and does not need to visit a machine room; noise real-time partition monitoring is added on a digital IP broadcasting system, field prompt is carried out after a noise area exceeds the standard, noise data is transmitted back to a main server of the IP broadcasting system, a school party can manage noise results of each real-time monitoring area conveniently, the system server comprehensively records the monitoring results, carries out analysis prompt and voice prompt of exceeding sound pressure, and the system is mature and stable in technology, safe, reliable and controllable in cost; the efficiency of managing the sound environment with the standard exceeding of the long-term noise by the school party is effectively improved, and the problem of the standard exceeding of the noise is solved.

Description

Campus IP broadcasting system with noise management function

Technical Field

The utility model belongs to the technical field of IP broadcasting systems, and particularly relates to a campus IP broadcasting system with a noise management function.

Background

The campus is a place where people gather, the sound environment quality is poor, and the environmental noise is serious. The micro noise affects the brain waves of the human body, the noise affects the central nerves of the human body, and the strong noise harms the health of the human body, and particularly affects teenagers and children greatly. The quality of the sound environment directly affects the quality of learning, life and rest. As early as 2008, the country gives public notice on the sound environment indexes, and the sound environment is divided into 0-4 classes according to the standard of sound environment quality Standard GB 3096-2008. Campus is defined as a class of acoustic environment standard. The noise figure for the sound clearly indicates a range of 55dB in the day and 45dB at night. According to the author of the text, on-site noise monitoring of hundreds of schools, the noise index far exceeds the national sound environment standard required by schools. In the detection work, it is found that noise sources are basically from constraints of self-behaviors of students in schools, such as loud noises, running and footsteps, and sounds generated by life activities in self-behaviors of moving desks and chairs and beating articles and appliances. Another type of noise originates from traffic noise outside the school and business life noise outside the school, and most of the noise generated in the school zone originates from the former, however, these noises affecting the normal learning and life of the school exist at all times.

Through investigation and survey of teachers and students on visiting the questionnaires, the students can feel profound, but basic restraints are not oriented to the campus noise control and management problems. Therefore, it is the key to solve the problem to construct a digital IP noise management system based on fixed noise real-time monitoring, noise prompt and noise management on the IP broadcasting system for the utility model in the campus.

SUMMERY OF THE UTILITY MODEL

The utility model provides a campus IP broadcasting system with a noise management function.

The utility model is realized by the following technical scheme: the system comprises a service system, a local area network, a voice broadcasting system and an IP noise collecting and broadcasting device, wherein the service system is connected with the voice broadcasting system through the local area network and is connected with the IP noise collecting and broadcasting device through a network switch in a signal mode; the IP noise acquisition and broadcasting device comprises a display module, a power supply module, an IP coding and decoding module, a power amplification module, a processor module, noise acquisition equipment and a broadcasting device, wherein the power supply module, the IP coding and decoding module, the power amplification module and the processor module are arranged on a circuit mainboard in an integrated mode and are installed in a protective shell, and the display module is arranged on the protective shell and is connected with the processor module through signals.

The utility model has the beneficial effects that:

1. the utility model adopts network transmission and distributed control, and does not need to visit a machine room. Remote control can be realized on any computer, the system can be linked with monitoring, fire fighting, entrance guard and the like, a server can be backed up, the system is compatible with traditional broadcast signals, off-line timing ring is carried out, remote broadcasting is carried out, and a plurality of microphones can be used for paging broadcasting in different areas;

2. noise real-time partition monitoring is added on a digital IP broadcasting system, field prompt is carried out after a noise area exceeds the standard, noise data are transmitted back to a main server of the IP broadcasting system, a corrector can manage noise results of all the real-time monitoring areas conveniently, and the system server comprehensively records the monitoring results and carries out analysis prompt; the daily system is automatic, and automatically plays a large-capacity program library. The intelligent system has the advanced characteristics of high integration, digitalization, networking, environmental protection and the like, and has mature and stable technology, safety, reliability and controllable cost;

3. the voice prompt system can realize on-site noise sound pressure level display, color change display from safe and healthy sound pressure to overproof noise sound pressure and voice prompt of the overproof sound pressure, when students see the noise condition at the position, certain constraint can be carried out on own behaviors, the annoyance that the noise cannot be seen is solved for a school, the IP can be said that the 'IP broadcasting system with noise collection' can make instant change on the overproof condition of campus sound environment pollution, the national class-one sound environment of the school is achieved, 55dB in the daytime and 45dB at night, and the school can not be made to manage the sound environment with the overproof noise for a long time.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of an IP noise collection broadcaster in the present invention;

FIG. 3 is a schematic structural diagram of an IP codec module according to the present invention;

reference numbers in the figures: 1-IP main server, 2-sound console, 3-local area network, 4-voice player, 5-display module, 6-power module, 7-IP coding and decoding module, 8-power amplification module, 9-processor module, 10-noise acquisition equipment, 11-broadcaster, 12-broadcast microphone, 13-digital signal regulator, 14-player, 15-IP broadcast sound, 16-broadcast microphone, 17-jukebox, 18-power amplifier equipment, 19-IP network sound box, 20-man-machine interaction device and 21-network switch.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description is made with reference to the accompanying drawings.

The campus IP broadcasting system with the noise management function as shown in figures 1-3 comprises a service system, a local area network 3, a voice broadcasting system and an IP noise collecting and broadcasting device, wherein the service system is connected with the voice broadcasting system through the local area network 3 and is in signal connection with the IP noise collecting and broadcasting device through a network switch 21, the service system comprises an IP main server 1, a sound console 2 and a voice broadcasting device 4, the IP main server 1 is in signal connection with the sound console 2, the network switch 21 and the voice broadcasting system respectively, and the sound console 2 is in signal connection with the voice broadcasting device. The IP main server 1 is responsible for coordinating and controlling the operation of the IP noise acquisition and broadcasting device and the voice broadcasting system.

The IP noise collecting and broadcasting device comprises a display module 5, a power module 6, an IP coding and decoding module 7, a power amplification module 8, a processor module 9, a noise collecting device 10 and a broadcasting device 11, wherein the power module 6, the IP coding and decoding module 7, the power amplification module 8 and the processor module 9 are integrally arranged on a circuit mainboard and are installed in a protective shell, the display module 5 is arranged on the protective shell, and the processor module 9 is connected with signals.

The IP noise acquisition broadcasting device is respectively arranged in public areas such as dining halls, libraries, playgrounds, classrooms and corridor passageways and dormitory areas.

The IP coding and decoding module 7 comprises a CPU unit, a data transmission unit, a coding and decoding unit, a storage unit, a FLASH (animation playing) unit, an RTC (real-time communication) unit, a battery unit, an instruction transmission unit and a power supply, wherein the CPU unit is in signal connection with the data transmission unit, the coding and decoding unit, the storage unit, the FLASH (animation playing) unit, the RTC (real-time communication) unit and the power supply, the data transmission unit is in signal connection with the decoding unit, the storage unit, the FLASH (animation playing) unit and the RTC (real-time communication) unit, the RTC (real-time communication) unit is in signal connection with the battery unit, and the coding and decoding unit is in signal connection with the instruction transmission unit.

The data transmission unit is responsible for the transmission of network and data signal, and the data transmission unit includes ethernet connection port, shows connection port, lO port, USB port and TF card port, the ethernet connection port connects CPU unit and power, show connection port connection power, RTC (real-time communication) unit, memory cell, FLASH (animation playback) unit, coding and decoding unit, USB port and TF card port, CPU unit is connected respectively to USB port and TF card port, lO port connection CPU unit carries out uploading and receiving of data.

Display module 5 be the display screen, processor module 9 is CPU for noise acquisition signal operation analysis and control voice broadcast, noise acquisition equipment 10 is the microphone, broadcast ware 11 for the speaker.

The voice broadcaster comprises a broadcasting microphone 12, a digital signal regulator 13 and a player 14 which are respectively in signal connection with the sound console 2, and the sound console 2 is a digital sound console 2.

The player 14 is a DVD player.

The voice broadcasting system is responsible for daily broadcasting propaganda and using, and comprises an IP broadcasting sound box 15, a broadcasting microphone, power amplifier equipment 18, IP network branch control, an IP network interphone, an IP network paging microphone, an IP network monitoring sound box 19, a wifi client and a mobile client.

The IP broadcasting speakers 15 are respectively installed in public areas such as classrooms, corridors, and playgrounds.

The broadcasting microphone 12 is an electret condenser microphone.

The system further comprises a human-computer interaction device 20, the human-computer interaction device 20 is connected with the IP main server 1, the human-computer interaction device 20 is a PC, and data information under monitoring records of the IP main server 1 is retrieved and checked.

The working mode of the utility model is as follows: when the electret condenser type noise analysis device works and operates, the electret condenser type noise collection device 10 collects the intensity of surrounding noise and then transmits an electric signal to the processor module 9 to calculate and analyze the noise decibel. When the noise is lower than 55dB, the sound pressure level dB value on the display module 5 is green, and when the noise is 55dB-75dB, the dB value on the display module 5 is changed into early warning yellow, which indicates that the sound pressure level at the position exceeds the requirement of national sound environment standard which is the environmental noise of school, and when the continuous noise exceeds 75dB in 5 seconds, the value on the display module 5 is changed into red and flickers. At this moment, processor module 9 transmits voice prompt's signal of telecommunication to IP codec module 7, and IP codec module 7 adopts two way outputs, transmits all the way to power amplification module 8 drive broadcast ware 11 and reports to current region in real time, reports and is voice prompt voice, and voice prompt voice can be through broadcasting 12 on-the-spot reminders of microphone, also can type in advance, if: the current sound environment noise seriously exceeds the standard, please pay attention to your behavior to avoid influencing the health of other people, or please care for your sound environment quality, the current noise environment exceeds the standard, and the like. Meanwhile, the IP coding and decoding module 7 transmits the local data with the exceeding noise to the network switch 21 through a network output interface and then to the IP main server 1 through the network switch 21, and the IP main server 1 records the IP address information, wherein the information comprises the time, the place and the exceeding noise condition, so that a school party can call and manage the information; if "noise acquisition reports appearance" has been installed at a certain bedroom, the noise that this bedroom was made an alarm at night exceeds standard, will be reminded and take notes, and the teacher can educate this bedroom student the next day, and the pronunciation of reporting in real time simultaneously also can remind student's oneself to move about restraint to reach the emergence that reduces the noise that exceeds standard. When broadcasting the appearance voice prompt, gather microphone stop work, continue to gather work after the report.

Claims (9)

1. A campus IP broadcasting system with noise management function is characterized in that: including service system, local area network (3), voice broadcast system and IP noise collection broadcast ware, the service system passes through local area network (3) and connects voice broadcast system, broadcasts the ware through network switch (21) signal connection IP noise collection, service system includes IP total server (1), sound console (2), voice broadcast ware (4), IP total server (1) difference signal connection sound console (2), network switch (21) and voice broadcast system, sound console (2) signal connection voice broadcast ware.

2. The campus IP broadcasting system with noise management function of claim 1 wherein: the IP noise collecting and broadcasting device comprises a display module (5), a power module (6), an IP coding and decoding module (7), a power amplification module (8), a processor module (9), noise collecting equipment (10) and a broadcasting device (11), wherein the power module (6), the IP coding and decoding module (7), the power amplification module (8) and the processor module (9) are integrally arranged on a circuit mainboard and are installed in a protection shell, the display module (5) is arranged on the protection shell, and the display module is connected with the processor module (9) through signals.

3. The campus IP broadcasting system with noise management function of claim 2 wherein: the IP coding and decoding module (7) comprises a CPU unit, a data transmission unit, a coding and decoding unit, a storage unit, a FLASH unit, an RTC unit, a battery unit, an instruction transmission unit and a power supply, wherein the CPU unit is in signal connection with the data transmission unit, the coding and decoding unit, the storage unit, the FLASH unit, the RTC unit and the power supply, the data transmission unit is in signal connection with the decoding unit, the storage unit, the FLASH unit and the RTC unit, the RTC unit is in signal connection with the battery unit, and the coding and decoding unit is in signal connection with the instruction transmission unit.

4. The campus IP broadcasting system with noise management function of claim 3 wherein: the data transmission unit comprises an Ethernet connection port, a display connection port, an lO port, a USB port and a TF card port, wherein the Ethernet connection port is connected with a CPU unit and a power supply, the display connection port is connected with a power supply, the RTC unit, a storage unit, a FLASH unit, a coding and decoding unit, the USB port and the TF card port are respectively connected with the CPU unit, and the lO port is connected with the CPU unit.

5. The campus IP broadcasting system with noise management function of claim 2 wherein: display module (5) be the display screen, processor module (9) are CPU for noise acquisition signal operation analysis and control voice broadcast, noise acquisition equipment (10) are the microphone, report ware (11) for the speaker.

6. The campus IP broadcasting system with noise management function of claim 1 wherein: the voice broadcaster comprises a broadcasting microphone (12), a digital signal adjuster (13) and a player (14) which are respectively in signal connection with the sound console (2), and the sound console (2) is a digital sound console (2).

7. The campus IP broadcasting system with noise management function of claim 1 wherein: the voice broadcasting system comprises an IP broadcasting sound (15), a broadcasting microphone (16), a jukebox (17), an IP network front terminal, power amplifier equipment (18), an IP network branch control, an IP network interphone, an IP network paging microphone, an IP network monitoring sound box (19), a wifi client and a mobile client.

8. The campus IP broadcasting system with noise management function of claim 6 wherein: the broadcasting microphone (12) is an electret condenser microphone.

9. The campus IP broadcasting system with noise management function of claim 1 wherein: the system is characterized by further comprising a man-machine interaction device (20), wherein the man-machine interaction device (20) is connected with the IP main server (1), and the man-machine interaction device (20) is a PC.

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