CN103152431A - Mine emergency rescue communication system - Google Patents
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- CN103152431A CN103152431A CN2013100949144A CN201310094914A CN103152431A CN 103152431 A CN103152431 A CN 103152431A CN 2013100949144 A CN2013100949144 A CN 2013100949144A CN 201310094914 A CN201310094914 A CN 201310094914A CN 103152431 A CN103152431 A CN 103152431A
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Abstract
The invention provides a mine emergency rescue communication system, which comprises terminal equipment, network equipment, a command platform and a special-type armored cable, wherein the terminal equipment comprises a bone conduction monophone, a low illumination level camera, an environment parameter acquisition module, an audio processing module, an analog image processing module, an audio and visual coding and decoding digital signal processing module, an environment parameter data processing module, a digital liquid crystal screen, a flash memory, a comprehensive processing module, a wireless radio frequency module, an omnidirectional antenna and an intrinsic safe power supply; the network equipment comprises the wireless radio frequency module, a first omnidirectional antenna, two wireless networking radio frequency modules, two second omnidirectional antennas, two Ethernet optical communication modules, an Ethernet telecommunication module, a route switching module, a communication network control management module and a second intrinsic safe power supply; and the command platform comprises the Ethernet telecommunication module, a computer, a multimedia integrated information display screen, a microphone and sound equipment. According to the mine emergency rescue communication system disclosed by the invention, the emergency rescue communication level and the mine disaster rescue effect can be greatly improved.
Description
Technical field
The present invention relates to the communications field, be specifically related to a kind of communication system of mine emergency rescue use.
Background technology
The intricate property of mine down-hole physical geographic environment is one of multiple reason of mine accident.During mine generation disaster, tunnel traffic, ventilation condition worsen, the pernicious gas such as gas, CO seriously transfinites, and the abominable situation such as high temperature, dense smoke, insufficient light all can occur, the original liaison infrastructure of mine also may be paralysed, cause the interruption of aboveground lower communication, can carry out information more comprehensive both-way communication and command scheduling between rescue command center and rescue site rescue team member this moment, can produce significant impact to the rescue effect.
At present common rescue signal equipment is mainly wired sound-powered phone or wired video intercom communication system of improveing on the sound-powered phone basis, also has some to use Medium frequency induction radio telephones.Wire communication device has the advantage of himself, can realize voice or visual communication command function, but wired rescue communication system is compared wireless system and is had that disaster relief prime time is tired of, is delayed to the paving hemp, affect disaster relief efficient etc. significantly not enough, can't satisfy well disaster communication and meet an urgent need fast and requirement on flexibility.
The Medium frequency induction radio telephone can come conduction electro-magnetic wave by means of metallic conductors such as down-hole existing cable, pipelines, but Medium frequency induction communication still have noise large, of poor quality, dispose and the deficiency such as to owe flexibly.The utilization of leaky cable communication products is laid proprietary leaky cable and is come conduction electro-magnetic wave, compares Medium frequency induction communication and has improved to a certain extent radio communication quality, disposes and safeguards extremely inflexible shortcoming but brought equally.Can't talk because the negative pressure device of continuing to use causes the team member, and press down respirator due to the obstruct of face shield impact also allow the team member be difficult to say clear; And present radio telephone only has the voice communication function, without video and environmental parameter collection, transfer function, is difficult to accomplish accurately, transmits efficiently, all sidedly the disaster area field conditions.
Summary of the invention
The objective of the invention is: overcome the deficiencies in the prior art, provide a kind of can be fast, flexibly, independent multifunction mine emergency management and rescue communication system of disposing; This system can adopt self-organizing, self-healing mode to form fast multi-hop chain or mesh topology digital communications network between rescue command center and down-hole accident scene, support wirelessly and wireless to add wired mode of combining and carry out signal relaying and transmission, can be for mobile two-way multimedia liaison and the dispatch control passage that comprises voice, video, data be provided between rescue command personnel and on-the-spot rescue team member, and can realize information recording/.
Technical scheme of the present invention is: mine emergency rescue communication system of the present invention, and its design feature is: comprise terminal equipment, the network equipment, maneuvering platform and optical cable; More than the network equipment is provided with 2 covers;
Above-mentioned terminal equipment comprises bone-conduction microphone receiver, low-light (level) video camera, environmental parameter acquisition module, audio processing modules, analog image processing module, audio/video encoding/decoding digital signal processing module, ambient parameter data processing module, digital liquid crystal screen, flash memory, integrated treatment module, wireless radio frequency modules, omnidirectional antenna and the intrinsic safety electric source of working power is provided for terminal equipment;
The network equipment comprises less radio-frequency access module, the first omnidirectional antenna, Ethernet telecommunication module, route switch module, communication network control administration module, 2 wireless networking radio-frequency modules, 2 the second omnidirectional antennas, 2 Ethernet optical communications modules and the second intrinsic safety electric source that working power is provided for the network equipment;
Maneuvering platform comprises computer, multimedia comprehensive information display screen, microphone, sound equipment and Ethernet telecommunication module;
The bone-conduction microphone receiver of above-mentioned terminal equipment is electrically connected to the audio processing modules two-way signaling; Audio processing modules is electrically connected to audio/video encoding/decoding digital signal processing module two-way signaling; The low-light (level) video camera is electrically connected to analog image processing module two-way signaling; Analog image processing module, audio/video encoding/decoding digital signal processing module, ambient parameter data processing module, digital liquid crystal screen, flash memory and wireless radio frequency modules all are electrically connected to integrated treatment module two-way signaling; The environmental parameter acquisition module is electrically connected to ambient parameter data processing module wireless signal; Omnidirectional antenna is electrically connected to the wireless radio frequency modules two-way signaling;
The less radio-frequency access module of the network equipment is electrically connected to the first omnidirectional antenna two-way signaling; In 2 the second omnidirectional antennas one is electrically connected to a two-way signaling in 2 wireless networking radio-frequency modules; Another in 2 the second omnidirectional antennas is electrically connected to another two-way signaling in 2 wireless networking radio-frequency modules; 2 Ethernet optical communications modules are electrically connected to the route switch module two-way signaling respectively; Ethernet telecommunication module is electrically connected to the route switch module two-way signaling; Less radio-frequency access module, 2 wireless networking radio-frequency modules, route switch modules are electrically connected to communication network control administration module two-way signaling respectively;
The multimedia comprehensive information display screen of maneuvering platform, microphone, sound equipment and Ethernet telecommunication module are electrically connected to the computer bidirectional signal respectively; The Ethernet telecommunication module of maneuvering platform is electrically connected to the Ethernet telecommunication module two-way signaling of a network equipment by optical cable; Each network equipment passes through each other its wireless networking radio-frequency module separately and is connected the connection of omnidirectional antenna radio communication; Terminal equipment and network equipment radio communication connection.
Further scheme is: each above-mentioned network equipment also utilizes its Ethernet optical communications module separately to be electrically connected to by the optical cable two-way signaling each other.
Further scheme is: above-mentioned optical cable is for realizing long mining special armored optical cable apart from digital data transmission at a high speed.
Further scheme also has: above-mentioned audio processing modules is WM8731 audio frequency PCM processing module; The analog image processing module is SAA7130 analog image processing module; The audio/video encoding/decoding digital signal processing module is DM642 audio/video encoding/decoding digital signal processing module; Digital liquid crystal screen is 3.5 cun digital liquid crystal screens; The integrated treatment module is OMAP3530 integrated treatment module; Wireless radio frequency modules and less radio-frequency access module are the wireless radio frequency modules of frequency 2.4GHz; Omnidirectional antenna and the first omnidirectional antenna are the omnidirectional antenna of frequency 2.4GHz; The wireless networking radio-frequency module is the wireless networking radio-frequency module of frequency 5.8GHz; The second omnidirectional antenna is the omnidirectional antenna of frequency 5.8GHz; Computer is notebook computer; Microphone is the MI-SOUND microphone; Sound equipment is the R151T sound equipment.
The present invention has positive effect: the mine emergency rescue communication system of (1) the present embodiment, can fast, flexibly, independently dispose forming multi-functional mine emergency rescue communication system; This system can adopt self-organizing, self-healing mode to form fast multi-hop chain or mesh topology digital communications network between maneuvering platform and down-hole accident scene, support wirelessly and wireless to add wired mode of combining and carry out signal relaying and transmission, thereby can be for reliable mobile two-way multimedia liaison and the dispatch control passage that comprises voice, video, data is provided between rescue command personnel and on-the-spot rescue team member, thereby improve greatly the effect of mine emergency rescue.(2) mine emergency of the present embodiment rescue communication system, can seamless access existing down-hole industry ethernet ring network, optical transceiver or fiber optical transceiver transmission network, the i.e. paving that also can independently form complete function is namely used Emergency Communications Network, the multi-hop wireless communication distance is not less than 2000 meters, optical fiber communication is effectively additional as radio communication, communication distance is extendible reaches 20 kilometers, downhole rescuing personnel or staff, by wearing Mine-used I. S multimedia integration communication terminal, supporting low-light (level) camera, the bone-conduction microphone receiver, the equipments such as multi-parameter, realtime graphic with the scene, voice, the information such as environmental parameter pass back to maneuvering platform in real time, facilitate the rescue dispatch commanding can be real-time, clear, understand exactly field condition and the Field Force is carried out dispatch control.(3) mine emergency of the present embodiment rescue communication system can be carried out record to multimedia messagess such as the video of disaster relief overall process, audio frequency, environmental parameters, is convenient to carry out that therefore calamity is laggard acts the quantitative analysis of the condition of a disaster and the work such as summary of experience of disaster relief process.(4) mine emergency of the present embodiment rescue communication system can also be by Ethernet high-speed uploading or satellite communication transmission to ground command center or national rescue command center, realizes the multistage monitoring of scene of the accident image and commander in real time.
Description of drawings
Fig. 1 is structural representation of the present invention.
Reference numeral in above-mentioned accompanying drawing is as follows:
The terminal equipment I,
Bone-conduction microphone receiver 1, low-light (level) video camera 2, environmental parameter acquisition module 3, audio processing modules 4, analog image processing module 5, audio/video encoding/decoding digital signal processing module 6, ambient parameter data processing module 7, digital liquid crystal screen 8, flash memory 9, integrated treatment module 10, wireless radio frequency modules 11, omnidirectional antenna 12, intrinsic safety electric source 13;
Network equipment II,
Wireless networking radio-frequency module 14, the second omnidirectional antennas 15, Ethernet optical communications module 16, Ethernet telecommunication module 17, route switch module 18, communication network control administration module 19, the second intrinsic safety electric source 20, less radio-frequency access module 21, the first omnidirectional antennas 22;
The maneuvering platform III,
The optical cable IV.
Embodiment
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
(embodiment 1)
See Fig. 1, the mine emergency rescue communication system of the present embodiment mainly is comprised of terminal equipment I, network equipment II, maneuvering platform III and optical cable IV.The terminal equipment I is carried at the scene by the rescue personnel, and everyone carries a cover rescue personnel that the terminal equipment I is equipped with by needs.More than network equipment II was provided with 2 covers, its concrete quantity that arranges can be used the needs setting according to the scene; The mutual formation of network equipment II i.e. paving namely forms Emergency Communications Network with self-organizing, and the maneuvering platform III is deployed in base or ground command center under mine as required.In optical cable IV the present embodiment, preferred employing can realize long mining special armored optical cable apart from digital data transmission at a high speed.
The terminal equipment I mainly is comprised of bone-conduction microphone receiver 1, low-light (level) video camera 2, environmental parameter acquisition module 3, audio processing modules 4, analog image processing module 5, audio/video encoding/decoding digital signal processing module 6, ambient parameter data processing module 7, digital liquid crystal screen 8, flash memory 9, integrated treatment module 10, wireless radio frequency modules 11, omnidirectional antenna 12 and intrinsic safety electric source 13.
In the present embodiment, the preferred CD4 environmental parameter acquisition module that adopts of environmental parameter acquisition module 3; The preferred WM8731 audio frequency PCM processing module that adopts of audio processing modules 4; The preferred SAA7130 analog image processing module that adopts of analog image processing module 5; The preferred DM642 audio/video encoding/decoding digital signal processing module that adopts of audio/video encoding/decoding digital signal processing module 6; 3.5 cun digital liquid crystal screens of digital liquid crystal screen 8 preferred employings; The preferred OMAP3530(ARM CORTEX-A8 that adopts of integrated treatment module 10) integrated treatment module; The preferred proportion of wireless radio frequency modules 11 is the wireless radio frequency modules of 2.4GHz; The preferred omnidirectional antenna that adopts the 2.4GHz frequency of omnidirectional antenna 12.
Bone-conduction microphone receiver 1 is electrically connected to audio processing modules 4 two-way signalings; Audio processing modules 4 is electrically connected to audio/video encoding/decoding digital signal processing module 6 two-way signalings; Low-light (level) video camera 2 is electrically connected to analog image processing module 5 two-way signalings; Analog image processing module 5, audio/video encoding/decoding digital signal processing module 6, ambient parameter data processing module 7, digital liquid crystal screen 8, flash memory 9 and wireless radio frequency modules 11 are electrically connected to integrated treatment module 10 two-way signalings respectively; Environmental parameter acquisition module 3 is electrically connected to ambient parameter data processing module 7 wireless signals; Omnidirectional antenna 12 is electrically connected to wireless radio frequency modules 11 two-way signalings; Intrinsic safety electric source 13 is electrically connected to other each modules of terminal equipment I, for other each modules of terminal equipment I provide working power.
The bone-conduction microphone receiver 1 of terminal equipment I passes to sound in ear by the vibrations of skull, the rescue personnel is in the situation that safety protection facility protects shut up nose and ears, also can as a rule hear clearly the sound that earphone transmits, throat gets and shakes simultaneously, also can keep call tone quality steady and audible at noisy environment.The horizontal definition of low-light (level) video camera 2 is 540 lines, in illumination is still can catch image scene under the dim environment of 0.001lux.The audio frequency and video analog signal that gathers by bone-conduction microphone receiver 1, low-light (level) video camera 2 converts digital signal to by audio processing modules 4 and analog image processing module 5 respectively, simultaneously with gathered by environmental parameter acquisition module 3 and process via ambient parameter data processing module 7 and deliver to integrated treatment module 10 together with the environmental parameter digital signal that gets, integrated treatment module 10 sends to wireless radio frequency modules 11 by audio/video encoding/decoding digital signal processing module 6 after with the audio-video signal compressed encoding together with ambient parameter data.Integrated treatment module 10 is saved in flash memory 9 with multimedia data stream on one side, gives record by flash memory 9; Control wireless radio frequency modules 11 on one side and send multimedia data stream by omnidirectional antenna 12 to network equipment II; Digital liquid crystal screen 8 is accepted the control of integrated treatment module 10 and the data of transmission show relevant information.
Network equipment II mainly is comprised of 2 wireless networking radio- frequency modules 14,2 the second omnidirectional antennas 15,2 Ethernet optical communications modules 16 and Ethernet telecommunication module 17, route switch module 18, communication network control administration module 19, intrinsic safety electric source 20, less radio-frequency access module 21 and the first omnidirectional antenna 22.
In the present embodiment, 2 wireless networking radio-frequency modules 14 are the wireless networking radio-frequency module of preferred proportion 5.8GHz all; 2 the second omnidirectional antennas 15 all preferred proportion are the omnidirectional antenna of 5.8GHz.The preferred proportion of less radio-frequency access module 21 is the wireless radio frequency modules of 2.4GHz; The first preferred omnidirectional antenna that adopts the 2.4GHz frequency of omnidirectional antenna 22.
The less radio-frequency access module 21 of network equipment II is electrically connected to the first omnidirectional antenna 22 two-way signalings; In 2 the second omnidirectional antennas 15 one is electrically connected to a two-way signaling in 2 wireless networking radio-frequency modules 14; Another in 2 the second omnidirectional antennas 15 is electrically connected to another two-way signaling in 2 wireless networking radio-frequency modules 14; 2 Ethernet optical communications modules 16 are electrically connected to route switch module 18 two-way signalings respectively; Ethernet telecommunication module 17 is electrically connected to route switch module 18 two-way signalings; Less radio- frequency access module 21,2 wireless networking radio-frequency modules 14, route switch modules 18 are electrically connected to communication network control administration module 19 two-way signalings respectively; Intrinsic safety electric source 20 provides working power for other each modules of network equipment II.
2 networking radio-frequency modules 14 of network equipment II utilize uplink of its orthogonal channel, a downlink transfer, because the upstream and downstream return path does not interfere with each other, thereby have effectively improved network passback data throughout.Each network equipment II each other by its up-downgoing wireless networking radio-frequency module 14 and second omnidirectional antenna 15 separately, forms multi-hop chain or mesh topology cordless communication network automatically fast simultaneously, and the multi-hop wireless communication distance is not less than 2000 meters.And, to replenish as the strong of wireless communication link, network equipment II connects Ethernet optical communications module 16 and Ethernet telecommunication module 17 by route switch module 18, supports optical fiber communication cascade network and 10M/100M Ethernet access in radio.By the automatic Detection ﹠ Controling process between communication network control administration module 19 and route switch module 18, if connect the mutual cascade network communication of wired optical cable between 2 network equipment II, the data between these 2 network equipment II will preferentially intercom by optical cable mutually, wireless jumper connection link is with temporary transient chain rupture, in order to avoid form network loop.Utilize wireless self-organization network communication to be added with the mode that the linear light fiber communication replenishes mutually between network equipment II, can be organized into the emergent radio communication network that satisfies reliably the mine rescue communication requirement.
The maneuvering platform III mainly by with computer 31, multimedia comprehensive information display screen 32, microphone 33, sound equipment 34 and too NetTone Communicator letter module 35 form.
In the present embodiment, preferred special-purpose notebook computer, the preferred MI-SOUND microphone that adopts of microphone 33, the preferred R151T sound equipment that adopts of sound equipment 34 of adopting of computer 31.
Ethernet telecommunication module 35, multimedia comprehensive information display screen 32, microphone 33 and the sound equipment 34 of maneuvering platform III is electrically connected to computer 31 two-way signalings respectively.
The Ethernet telecommunication module 17 of maneuvering platform III is electrically connected to Ethernet telecommunication module 17 two-way signalings of an immediate network equipment II by the optical cable IV; Network equipment II is electrically connected to by wireless networking radio-frequency module 14 and the second omnidirectional antenna 15 radio communications each other; Network equipment II utilizes its Ethernet optical communications module 16 to be electrically connected to by optical cable IV two-way signaling each other; The terminal equipment I is electrically connected to less radio-frequency access module 21 and first omnidirectional antenna 22 radio communications of network equipment II by its wireless radio frequency modules 11 and omnidirectional antenna 12.The terminal equipment I can move freely in the scope of 200 meters of range network device II, and can switch by seamless roam between a plurality of network equipment II.
After some network equipment II in the emergent radio communication network that is made of some network equipment II received by wireless radio frequency modules 11 multimedia data stream that the integrated treatment module 10 of terminal equipment I sends, the emergent radio communication network that forms by self-organizing between network equipment II was sent to purpose network equipment II; Purpose network equipment II sends to the maneuvering platform III with multimedia data stream by Ethernet telecommunication module 17 at a high speed, and the computer 31 of maneuvering platform III is reduced into voice, video and environmental parameter with multimedia data information and shows and can store large capacity disc into.The maneuvering platform III gathers commanding's voice signal by microphone 33, be transferred to one or more terminal equipment I through after computer 31 compressed encodings of command centre by purpose network equipment II and emergent radio communication network, after commander's tone decoding that the terminal equipment I will be received by its audio/video encoding/decoding digital signal processing module 6, be reduced into analog voice signal by audio processing modules 4, feedback to the rescue team member via the earphone of bone-conduction microphone receiver 1.The multimedia messagess such as the video of disaster relief overall process, audio frequency, environmental parameter all can storage on the computer 31 of the flash memory 9 of terminal equipment I and maneuvering platform III, and therefore calamity is laggard to be acted the quantitative analysis of the condition of a disaster and the work such as summary of experience of disaster relief process in order to carry out.
In addition, the maneuvering platform III also can utilize its Ethernet telecommunication module 17 by Ethernet high-speed uploading or satellite communication transmission to ground command center or national rescue command center, realize the multistage monitoring of scene of the accident image and commander in real time.
to sum up, the mine emergency of the present embodiment rescue communication system can fast, flexibly, independently dispose forming multi-functional mine emergency rescue communication system, this system can adopt self-organizing, self-healing mode to form fast multi-hop chain or mesh topology digital communications network between maneuvering platform and down-hole accident scene, support wirelessly and wireless to add wired 2 kinds of modes that combine and carry out signal relaying and transmission, thereby can be for reliable mobile two-way multimedia liaison and the dispatch control passage that comprises voice, video, data is provided between rescue command personnel and on-the-spot rescue team member, thereby improve greatly the effect of mine emergency rescue, the mine emergency rescue communication system of the present embodiment, can seamless access existing down-hole industry ethernet ring network, optical transceiver or fiber optical transceiver transmission network, the i.e. paving that also can independently form complete function is namely used Emergency Communications Network, the multi-hop wireless communication distance is not less than 2000 meters, optical fiber communication is effectively additional as radio communication, communication distance is extendible reaches 20 kilometers, downhole rescuing personnel or staff, by wearing Mine-used I. S multimedia integration communication terminal, supporting low-light (level) camera, the bone-conduction microphone receiver, the equipments such as multi-parameter, realtime graphic with the scene, voice, the information such as environmental parameter pass back to maneuvering platform in real time, facilitate the rescue dispatch commanding can be real-time, clear, understand exactly field condition and the Field Force is carried out dispatch control, the mine emergency of the present embodiment rescue communication system can be carried out record to multimedia messagess such as the video of disaster relief overall process, audio frequency, environmental parameters, is convenient to carry out that therefore calamity is laggard acts the quantitative analysis of the condition of a disaster and the work such as summary of experience of disaster relief process, the mine emergency of the present embodiment rescue communication system can also be by Ethernet high-speed uploading or satellite communication transmission to ground command center or national rescue command center, realizes the multistage monitoring of scene of the accident image and commander in real time.
Above embodiment is the explanation to the specific embodiment of the present invention; but not limitation of the present invention; person skilled in the relevant technique without departing from the spirit and scope of the present invention; can also make various conversion and variation and obtain the corresponding technical scheme that is equal to, so all technical schemes that are equal to all should be included into scope of patent protection of the present invention.
Claims (4)
1. a mine emergency rescue communication system, is characterized in that: comprise terminal equipment (I), the network equipment (II), maneuvering platform (III) and optical cable (IV); More than the network equipment (II) is provided with 2 covers;
described terminal equipment (I) comprises bone-conduction microphone receiver (1), low-light (level) video camera (2), environmental parameter acquisition module (3), audio processing modules (4), analog image processing module (5), audio/video encoding/decoding digital signal processing module (6), ambient parameter data processing module (7), digital liquid crystal screen (8), flash memory (9), integrated treatment module (10), wireless radio frequency modules (11), omnidirectional antenna (12) and provide the intrinsic safety electric source (13) of working power for terminal equipment (I),
The network equipment (II) comprises less radio-frequency access module (21), the first omnidirectional antenna (22), Ethernet telecommunication module (17), route switch module (18), communication network control administration module (19), 2 wireless networking radio-frequency modules (14), 2 the second omnidirectional antennas (15), 2 Ethernet optical communications modules (16) and the second intrinsic safety electric source (20) that working power is provided for the network equipment (II);
Maneuvering platform (III) comprises computer (31), multimedia comprehensive information display screen (32), microphone (33), sound equipment (34) and Ethernet telecommunication module (35);
The bone-conduction microphone receiver (1) of described terminal equipment (I) is electrically connected to audio processing modules (4) two-way signaling; Audio processing modules (4) is electrically connected to audio/video encoding/decoding digital signal processing module (6) two-way signaling; Low-light (level) video camera (2) is electrically connected to analog image processing module (5) two-way signaling; Analog image processing module (5), audio/video encoding/decoding digital signal processing module (6), ambient parameter data processing module (7), digital liquid crystal screen (8), flash memory (9) and wireless radio frequency modules (11) all are electrically connected to integrated treatment module (10) two-way signaling; Environmental parameter acquisition module (3) is electrically connected to ambient parameter data processing module (7) wireless signal; Omnidirectional antenna (12) is electrically connected to wireless radio frequency modules (11) two-way signaling;
The less radio-frequency access module (21) of the network equipment (II) is electrically connected to the first omnidirectional antenna (22) two-way signaling; In 2 the second omnidirectional antennas (15) one is electrically connected to a two-way signaling in 2 wireless networking radio-frequency modules (14); Another in 2 the second omnidirectional antennas (15) is electrically connected to another two-way signaling in 2 wireless networking radio-frequency modules (14); 2 Ethernet optical communications modules (16) are electrically connected to route switch module (18) two-way signaling respectively; Ethernet telecommunication module (17) is electrically connected to route switch module (18) two-way signaling; Less radio-frequency access module (21), 2 wireless networking radio-frequency modules (14), route switch module (18) are electrically connected to communication network control administration module (19) two-way signaling respectively;
The multimedia comprehensive information display screen (32) of maneuvering platform (III), microphone (33), sound equipment (34) and Ethernet telecommunication module (35) are electrically connected to computer (31) two-way signaling respectively; The Ethernet telecommunication module (35) of maneuvering platform (III) is electrically connected to Ethernet telecommunication module (17) two-way signaling of a network equipment (II) by optical cable (IV); Each network equipment (II) passes through each other its wireless networking radio-frequency module (14) separately and is connected the connection of omnidirectional antenna (15) radio communication; Terminal equipment (I) is connected with the network equipment (II) radio communication.
2. mine emergency according to claim 1 is rescued communication system, it is characterized in that: described each network equipment (II) also utilizes its Ethernet optical communications module (16) separately to be electrically connected to by optical cable (IV) two-way signaling each other.
3. mine emergency according to claim 2 is rescued communication system, it is characterized in that: described optical cable (IV) is for realizing long mining special armored optical cable apart from digital data transmission at a high speed.
4. mine emergency according to claim 3 is rescued communication system, it is characterized in that: described audio processing modules (4) is WM8731 audio frequency PCM processing module; Analog image processing module (5) is SAA7130 analog image processing module; Audio/video encoding/decoding digital signal processing module (6) is DM642 audio/video encoding/decoding digital signal processing module; Digital liquid crystal screen (8) is 3.5 cun digital liquid crystal screens; Integrated treatment module (10) is OMAP3530 integrated treatment module; Wireless radio frequency modules (11) and less radio-frequency access module (21) are the wireless radio frequency modules of frequency 2.4GHz; Omnidirectional antenna (12) and the first omnidirectional antenna (22) are the omnidirectional antenna of frequency 2.4GHz; Wireless networking radio-frequency module (14) is the wireless networking radio-frequency module of frequency 5.8GHz; The second omnidirectional antenna (15) is the omnidirectional antenna of frequency 5.8GHz; Computer (31) is notebook computer; Microphone (33) is the MI-SOUND microphone; Sound equipment (24) is the R151T sound equipment.
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| CN103780981A (en) * | 2014-02-28 | 2014-05-07 | 湖南科技大学 | Underground wired calling system |
| CN104153815A (en) * | 2014-08-27 | 2014-11-19 | 北京迪为双兴通讯技术有限公司 | Comprehensive integral mine dispatching communication system |
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| CN108418599A (en) * | 2018-03-06 | 2018-08-17 | 中南大学 | A kind of transmitting-receiving integrated full duplex ground through communication system based on VLF technique |
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Application publication date: 20130612 |