CN205453722U - Mining two -way digital voice broadcasting system of ann's type - Google Patents
Mining two -way digital voice broadcasting system of ann's type Download PDFInfo
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- CN205453722U CN205453722U CN201521105770.9U CN201521105770U CN205453722U CN 205453722 U CN205453722 U CN 205453722U CN 201521105770 U CN201521105770 U CN 201521105770U CN 205453722 U CN205453722 U CN 205453722U
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Abstract
The utility model relates to a mining two -way digital voice broadcasting system of ann's type, including audio frequency server, this ann dispatch host computer, mining ethernet switch, the main website of NULL broadcasting in the pit, the substation of NULL broadcasting in the pit, communication data transmission medium, this ann dispatch host computer, the main website of NULL broadcasting in the pit, the substation of NULL broadcasting in the pit have micro controller unit, loudspeaker unit, sound frequency encoding and decoding module, audio power amplifier module, ethernet communication module, CAN bus communication module, RS485 communication module, IO module, power module, man -machine interface, adopt ethernet communication between audio frequency server, this ann dispatch host computer and the broadcasting main website, adopt CAN bus communication between broadcasting main website and the broadcasting substation. This system can realize the full duplex dialogue between two arbitrary broadcast terminal, and for the colliery provides the real -time scheduling, the guide keeps away the danger, furthest reduces personnel and economic loss.
Description
Technical field
This utility model relates to a kind of digital speech broadcast system, is specifically related to a kind of Mine-used I. S bi-directional digital voice broadcast service system.
Background technology
Safety of Coal Mine Production is always the significant problem in field, colliery.Along with country's attention to Safety of Coal Mine Production, it is desirable to coal mining enterprise must be correlated with according to colliery the communication system of code Erecting and improving, not only to accomplish ground communication exchanges, more want on completely penetrating well the information with down-hole mutual.At present, domestic mining voice device is typically by audio transmission signal, and major part voice device can only realize aboveground control room and broadcast down-hole, and part can realize the half-duplex operation between two voice devices.During practical communication, staff needs to switch, if both sides are simultaneously in transmission state between the state of transmission and reception state, or it is simultaneously in reception state, just normal communication can not be carried out, during use, it is impossible to realize the real-time speech communicating between two voice devices.
There is the voice system using Ethernet to communicate at present, each of which communication terminal is required for being wired to switch, this mode is expensive, and transmission range is short, signal is easily subject to interference, there is the problems such as signal blind spot when applying in coal mine down-hole tunnel, be not suitable for being generalized in the actual application in colliery.
Summary of the invention
For problems of the prior art, this utility model provides a kind of Mine-used I. S bi-directional digital voice broadcast service system, with realize between any two broadcast terminal or and ground maneuvers between full duplex dialogue.Underground explosion-proof intrinsically safe broadcasts main website, underground explosion-proof intrinsically safe broadcast substation is referred to as broadcast terminal.
To achieve these goals, Mine-used I. S bi-directional digital voice broadcast service system, main website, underground explosion-proof intrinsically safe broadcast substation, communication data transfer medium is broadcasted including audio server, intrinsic safety dispatching host machine, underground explosion-proof intrinsically safe, it is characterized in that: also include that mining Ethernet switch unit, broadcast main website are connected with Ethernet switch unit by the network transformer arranged on Ethernet switch unit interface；
Described intrinsic safety dispatching host machine, underground explosion-proof intrinsically safe broadcast main website, underground explosion-proof intrinsically safe broadcast substation has micro controller unit, loudspeaker unit, audio coding decoding module, audio frequency power amplifier module, ethernet communication module, CAN communication module, RS485 communication module, I/O module, power module, human-computer interaction interface；Described micro controller unit connects with audio coding decoding module, ethernet communication module, CAN communication module, RS485 communication module, I/O module, power module, human-computer interaction interface, audio signal is inputted to micro controller unit by audio coding decoding module, and signal is passed sequentially through audio coding decoding module, audio frequency power amplifier module, loudspeaker unit output by micro controller unit；
Use ethernet communication between audio server, intrinsic safety dispatching host machine and broadcast main website, between broadcast main website and broadcast substation, use CAN communication.
Audio server can arrange the IP address of each broadcast main website, and broadcast main website is that each broadcast substation distributes one No. ID.
Described mining switch unit supports full duplex mode of operation.
Described audio server is provided with corresponding configuration software as host computer.
Intrinsic safety dispatching host machine and audio server can individually or with the use of, there is emergency alarm button.
Described micro controller unit uses STM32F103VET6 type single-chip microcomputer, and configures respective data storage module and program storage block.
Described audio decoder module uses the recording relief area and the play buffer of 32B and audio earphone amplifier that VS1063A chip comprises 7424B, and audio drive circuitry includes MIC input, LINE input.
Ethernet communication module uses W5200 controller, the communication between audio server, intrinsic safety dispatching host machine and broadcast main website.
CAN communication module, for broadcasting the communication between main website and broadcast substation, including CTM1050T transceiver, it is possible to for electrical isolation, meets ISO11898 standard.
RS485 communication module uses ADM2587E type transceiver, can be used for the firmware upgrade to broadcast substation or as redundancy communication interface.
Described human-computer interaction interface is installed on broadcast main website, the case surface of broadcast substation, selects district, volume control zone, system plays Schema control district and special function zones including software control zone, functional test district, main website network parameter configuring area, audio file.
Described I/O module includes that 1 group of 8bit toggle switch circuit, 4 LED debug indicating circuit, 6 tunnel light-coupled isolation digital input circuits and 8 road outputting circuit for relays and reserve for debugging and later stage application.
Described power module includes filtering, protection, voltage conversion circuit.
This utility model, micro controller unit is control core and the arithmetic core of whole device；The MIC input of described audio coding decoding unit is for microphone location, and LINE input inputs for audio frequency, is sent to micro controller unit by after sound signal processing；Described audio coding decoding unit is that digital quantity voice signal does after receiving micro controller unit broadcasting phonetic order decoded back, and is converted into the signal of telecommunication by D/A change-over circuit；Described audio frequency power amplifier module is to amplify further after prime is amplified in above-said current signal；Described loudspeaker unit is that exaggerated signal is converted into acoustical signal, is used for playing；Described ethernet module is for the communication between audio server, intrinsic safety dispatching host machine and broadcast main website.Described CAN communication module is for broadcasting the communication between main website and broadcast substation.Described RS485 communication module is for the firmware upgrade to broadcast substation or as redundancy communication interface.Described human-computer interaction interface is for software control, functional test, main website network parameter configuration, audio file selection, volume control, system plays Schema control and other specific function.
Broadcast main website is as Ethernet transmission and the transit point of CAN transmission, the packets of audio data sent by audio server or intrinsic safety dispatching host machine is transferred to broadcast main website through Ethernet, broadcast main website packets of audio data be converted to the audio data frame that can transmit by CAN and be transferred to broadcast substation.Owing to each broadcast main website uses fixing IP address, each broadcast substation has fixing No. ID, so when carrying out signal transmission, will not interfere, it is achieved thereby that between any two broadcast terminal or and ground maneuvers between full duplex dialogue, it is possible to music, safety education, Real-Time Scheduling etc. are provided when colliery normally produces, more scheduling can be provided for emergency episode, propaganda directed to communicate, guide safe, reduce personnel and economic loss to greatest extent.
Accompanying drawing explanation
Fig. 1 is system schematic of the present utility model；
Fig. 2 is that system related hardware of the present utility model forms structure chart；
Fig. 3 is the main surface chart of human-computer interaction interface of the present utility model；
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is system schematic of the present utility model；As shown in Figure 1, a kind of Mine-used I. S bi-directional digital voice broadcast service system, main website, underground explosion-proof intrinsically safe broadcast substation, communication data transfer medium is broadcasted including audio server, intrinsic safety dispatching host machine, underground explosion-proof intrinsically safe, it is characterized in that: also include that mining Ethernet switch unit, broadcast main website are connected with Ethernet switch unit by the network transformer arranged on Ethernet switch unit interface；
Described Mine-used I. S bi-directional digital voice broadcast service system is made up of aboveground and down-hole two parts.
Described audio server is positioned at aboveground, is provided with corresponding configuration software as host computer, manages and control mode of operation and the running parameter of this digital speech broadcast system.The IP address of broadcast main website can be set, check the working status parameter of main website, can automatically be searched for by network and manually add equipment, can arbitrary networking to each broadcast main website, form corresponding network topology structure, it is achieved broadcast, multicast, the speech communication of clean culture and audio stream are play, can any switching laws song control audio frequency parameter, can realize a key universe, point territory warning function, system can arrange management load right.
Described intrinsic safety dispatching host machine is mutually auxiliary with audio server effect, can independently realize and broadcast the call of main website double-directional speech and audio stream is play, and has screen display, button inquiry, MIC input, power amplifier exports, a key is forbidden, emergency alert function.
Described Mine-used I. S bi-directional digital voice broadcast service system down-hole includes broadcasting main website and broadcast substation, broadcast main website manages and controls to broadcast substation, No. ID can be arranged for each broadcast substation, one road dual-channel audio output is provided, 8 Ω/5W speaker can be driven, there is provided RS485 interface, it is achieved to the broadcast firmware upgrade of substation or redundancy communication interface, there are 1 push-to words, 1 key is play, 1 key stops, 1 key gets function ready.
The packets of audio data that described audio server or intrinsic safety dispatcher send is transferred to broadcast main website through Ethernet, broadcast main website packets of audio data be converted to the audio data frame that can transmit by CAN and be sent to broadcast substation.
Described broadcast substation has address toggle switch, pattern toggle switch for identifying substation and mode of operation, have 1 push-to words, 1 key play, 1 key stop, 1 key get function ready.
Described mining switch unit supports full duplex mode of operation.
Described broadcast main website is connected with mining Ethernet switch unit by the network transformer arranged on Ethernet switch unit interface；
Described network transformer has Ethernet insulation module, and when the signal of input is non-intrinsic safety signal, its current value is beyond the setting value of network transformer, and the current segment exceeded will be filtered, thus ensures that the signal of input is intrinsic safety signal.
Fig. 2 is that system related hardware of the present utility model forms structure chart；As shown in Figure 2, a kind of Mine-used I. S bi-directional digital voice broadcast service system, intrinsic safety dispatching host machine in system, underground explosion-proof intrinsically safe broadcast main website, underground explosion-proof intrinsically safe broadcast substation have micro controller unit, loudspeaker unit, audio coding decoding module, audio frequency power amplifier module, ethernet communication module, CAN communication module, RS485 communication module, I/O module, power module, human-computer interaction interface；
Described micro controller unit connects with audio coding decoding module, ethernet communication module, CAN communication module, RS485 communication module, I/O module, power module, human-computer interaction interface.
The MIC input of described audio coding decoding unit is for microphone location, and LINE input inputs for audio frequency, is sent to micro controller unit by after sound signal processing；Described audio coding decoding unit is that digital quantity voice signal does after receiving micro controller unit broadcasting phonetic order decoded back, and is converted into the signal of telecommunication by D/A change-over circuit；Described audio frequency power amplifier module is to amplify further after prime is amplified in above-said current signal；Described loudspeaker unit is that exaggerated signal is converted into acoustical signal, is used for playing；Because noise is bigger under mine, it is possible to ensure that receiver can not hear instruction.
Described micro controller unit uses STM32F103VET6 type single-chip microcomputer, and configures respective data storage module and program storage block.STM32F103VET6 type single-chip microcomputer makes the quality of whole system, function, precision significantly promote, micro controller unit is control core and the arithmetic core of whole device, and clock, reset, the download circuit design mainly used are simple, failure rate is low, reliability is high, with low cost.
Described audio coding decoding module uses the recording relief area and the play buffer of 32B and audio earphone amplifier that VS1063A chip comprises 7424B, and audio drive circuitry includes MIC input, LINE input.
Ethernet communication module uses devices at full hardware to realize ICP/IP protocol inn controller W5200, supports full duplex mode of operation, the communication between audio server, intrinsic safety dispatching host machine and broadcast main website.
CAN communication module, for broadcasting the communication between main website and broadcast substation, including CTM1050T transceiver, it is possible to for electrical isolation, meets ISO11898 standard.
RS485 communication module uses ADM2587E type transceiver, differential transfer mode, and anti-common mode disturbances ability is strong, for the firmware upgrade to broadcast substation or as redundancy communication interface.
Described I/O module includes that 1 group of 8bit toggle switch circuit, 4 LED debug indicating circuit, 6 tunnel light-coupled isolation digital input circuits and 8 road outputting circuit for relays and reserve for debugging and later stage application.
Described power module, including filtering, protection, voltage conversion circuit, powers to respectively by power management module after plant-grid connection every partial circuit.System incoming power is AC220V/50Hz, being transformed to 12V DC source through AC/DC, system start-up electric current is more than or equal to 1.3A, and in all circuit, maximum capacitor is 0.47uF, maximum induction is 0.47uF, meets the GB3836.4 2010 requirement to Mine-used I. S equipment.
Fig. 3 is the main surface chart of human-computer interaction interface of the present utility model；As shown in Figure 3, a kind of Mine-used I. S bi-directional digital voice broadcast service system, described human-computer interaction interface is connected with mainboard by keyset, it is installed on broadcast main website, the intrinsic safe explosion-proof case case surface of broadcast substation, installation process needs dustproof and waterproof, reach mineral electrical apparatus requirement: display module selects JLX19242C-1LCD, select district, volume control zone, system plays Schema control district and special function zones including software control zone, functional test district, main website network parameter configuring area, audio file.
Wherein " software control zone " is used for showing that host name, IP address, authority log in setting and open software；" functional test district ", by input Target IP, completes the two-way intercommunication test of audio server and target machine；" main website network parameter configuring area " can all broadcast main websites in search system automatically, and show network parameter (MAC Address, IP address, subnet mask, gateway), user can check and revise these parameters；" audio file selection district " optional sound intermediate frequency file (such as song) carries out streaming media playing to broadcast terminal (including main website and substation)；" volume control zone " is used for audio collection and the volume of playback controlling to broadcast main website；The functions such as " special function zones " includes a key early warning (propagandaing directed to communicate), timing is play, got ready, firmware upgrade, all can set service area as requested." system plays Schema control district " includes " main website terminal IP list viewing area ", " main website play mode " and " circuit broadcast mode " 3 functional areas.
Which broadcast main website main website position and IP address according to display select to carry out clean culture, broadcast or cast communication, as chosen the broadcast main website of sequence number 1 and 2 continuously, then click on " addition multicast " button, then click on " unlatching voice " button, broadcast main website 1 and 2 can be conversed.If carrying out " circuit broadcast mode ", only need to choose the main website IP address of terminal such as sequence number 1 of respective lines, clicking on corresponding circuit broadcast mode button such as " single-wire broadcast (single line broadcasting) ", the whole piece circuit of main website serial number 1 can be carried out broadcast communication.
To sum up, native system can realize between any two broadcast terminal or and ground maneuvers between full duplex dialogue, and realize the scheduling of staff under mine very easily, and then improve Safety of Coal Mine Production efficiency.
Claims (10)
1. a Mine-used I. S bi-directional digital voice broadcast service system, main website, underground explosion-proof intrinsically safe broadcast substation, communication data transfer medium is broadcasted including audio server, intrinsic safety dispatching host machine, underground explosion-proof intrinsically safe, it is characterized in that: also include that mining Ethernet switch unit, broadcast main website are connected with mining Ethernet switch unit by the network transformer arranged on Ethernet switch unit interface；
Described intrinsic safety dispatching host machine, underground explosion-proof intrinsically safe broadcast main website, underground explosion-proof intrinsically safe broadcast substation has micro controller unit, loudspeaker unit, audio coding decoding module, audio frequency power amplifier module, ethernet communication module, CAN communication module, RS485 communication module, I/O module, power module, human-computer interaction interface；Described micro controller unit connects with audio coding decoding module, ethernet communication module, CAN communication module, RS485 communication module, I/O module, power module, human-computer interaction interface, audio signal is inputted to micro controller unit by audio coding decoding module, and signal is passed sequentially through audio coding decoding module, audio frequency power amplifier module, loudspeaker unit output by micro controller unit；
Use ethernet communication between audio server, intrinsic safety dispatching host machine and broadcast main website, between broadcast main website and broadcast substation, use CAN communication；Audio server is provided with corresponding configuration software as host computer, and can arrange each IP address broadcasting main website, and broadcast main website is that each broadcast substation distributes one No. ID；
Described mining switch unit supports full duplex mode of operation.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 1, it is characterised in that: described intrinsic safety dispatching host machine and audio server can individually or with the use of, there is emergency alarm button.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 2, it is characterised in that: power module includes filtering, protection, voltage conversion circuit.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 3, it is characterised in that: described micro controller unit uses STM32F103VET6 type single-chip microcomputer, and configures respective data storage module and program storage block.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 4, it is characterized in that: recording relief area that audio coding decoding module uses VS1063A chip to comprise 7424B and the play buffer of 32B and audio earphone amplifier, audio drive circuitry includes MIC input, LINE input.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 5, it is characterised in that: ethernet communication module uses W5200 controller, the communication between audio server, intrinsic safety dispatching host machine and broadcast main website.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 6, it is characterized in that: CAN communication module is for broadcasting the communication between main website and broadcast substation, including CTM1050T transceiver, it is possible to for electrical isolation, meet ISO11898 standard.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 7, it is characterised in that: RS485 communication module uses ADM2587E type transceiver, can be used for the firmware upgrade to broadcast substation or as redundancy communication interface.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 8, it is characterised in that: human-computer interaction interface is installed on broadcast main website, the case surface of broadcast substation.
A kind of Mine-used I. S bi-directional digital voice broadcast service system the most according to claim 9, it is characterised in that: I/O module includes that 1 group of 8bit toggle switch circuit, 4 LED debug indicating circuit, 8 tunnel light-coupled isolation digital input circuits and 6 road photoelectric isolating relay output circuits and reserve for debugging and later stage application.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521105770.9U CN205453722U (en) | 2015-12-25 | 2015-12-25 | Mining two -way digital voice broadcasting system of ann's type |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521105770.9U CN205453722U (en) | 2015-12-25 | 2015-12-25 | Mining two -way digital voice broadcasting system of ann's type |
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| CN205453722U true CN205453722U (en) | 2016-08-10 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610564A (en) * | 2015-12-25 | 2016-05-25 | 中国矿业大学 | Mining intrinsic safety type bidirectional digital audio broadcasting system and related hardware architecture thereof |
| CN109195115A (en) * | 2018-07-25 | 2019-01-11 | 山东精诚电子科技有限公司 | The system and method for voice paging and broadcast is realized using narrowband network |
| CN109830201A (en) * | 2018-12-29 | 2019-05-31 | 广州市源瑞信息科技有限公司 | A kind of display screen of remote controlled power supply |
| CN111506288A (en) * | 2019-01-31 | 2020-08-07 | 上海博泰悦臻电子设备制造有限公司 | Audio processing device, electronic equipment with same and moving object |
-
2015
- 2015-12-25 CN CN201521105770.9U patent/CN205453722U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610564A (en) * | 2015-12-25 | 2016-05-25 | 中国矿业大学 | Mining intrinsic safety type bidirectional digital audio broadcasting system and related hardware architecture thereof |
| CN109195115A (en) * | 2018-07-25 | 2019-01-11 | 山东精诚电子科技有限公司 | The system and method for voice paging and broadcast is realized using narrowband network |
| CN109195115B (en) * | 2018-07-25 | 2021-03-02 | 山东精诚电子科技有限公司 | System and method for implementing voice paging and broadcasting by using narrow-band network |
| CN109830201A (en) * | 2018-12-29 | 2019-05-31 | 广州市源瑞信息科技有限公司 | A kind of display screen of remote controlled power supply |
| CN111506288A (en) * | 2019-01-31 | 2020-08-07 | 上海博泰悦臻电子设备制造有限公司 | Audio processing device, electronic equipment with same and moving object |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20161225 |