CN201982135U - Wireless multimedia command system in mine rescue - Google Patents
Wireless multimedia command system in mine rescue Download PDFInfo
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- CN201982135U CN201982135U CN2011200057139U CN201120005713U CN201982135U CN 201982135 U CN201982135 U CN 201982135U CN 2011200057139 U CN2011200057139 U CN 2011200057139U CN 201120005713 U CN201120005713 U CN 201120005713U CN 201982135 U CN201982135 U CN 201982135U
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Abstract
The utility model relates to a wireless multimedia command system in mine rescue. The system can perform bidirectional digital signal transmission for the field image, sound and environment parameter through wireless radio frequency and a mining telephone line, for transmitting to a downhole rescue base and a ground command center in real time. The wireless multimedia command system comprises the following components: a multimedia acquisition instrument which is used as a set of front equipment, a set of relay equipment which can perform wireless or wired transmission, a set of downhole base equipment which can receive the signal of the relay equipment, and ground equipment; wherein the relay equipment is mainly composed of a wireless double-frequency Ad Hoc network communication module, a symmetric digital subscriber line access module, a wireless radio frequency module and an antenna. The multimedia acquisition instrument converts the acquired video, audio and environment parameter information to a digital signal through a double-code steam multimedia network server; and then transmits the converted signal through a wireless radio frequency module and the antenna. Then the signal is transmitted to the downhole base equipment and the ground equipment through the relay equipment. The digital signal is converted to audio, video and environment parameters for supplying to a rescue command center.
Description
Technical field
The utility model relates to mine safety disaster relief field, relates in particular to a kind of mine rescue radio multimedium command system.
Prior art
During mine generation disaster, the rescue personnel is general in the disaster relief of down-hole to be used wired sound-powered phone or uses wired visual command equipment for mine rescue, also has some ambulance corps to use the SC2000 radio telephone.But because after the down-hole generation disaster, difficulties such as high temperature, dense smoke, gas and CO seriously transfinite, down-hole light deficiency, tunnel are narrow, ventilation condition difference, particularly rescue team member itself will carry large number quipments, if rescue aid has a large amount of transmission lines, bring very big inconvenience will for the rescue process.And the little record in down-hole is logical, the SC2000 radio telephone has only audio frequency transfer function, no video and ambient parameter to gather transfer function, the situation that therefore can not comprehensively reflect down-hole disaster area gives first aid to the expert and the commander of base, ground command center that comprehensive information is provided to the down-hole.After extra heavy big gas explosion disaster or water leak accident particularly took place, transmission line had restricted advancing of rescue team member and the condition of a disaster prospecting, even threatened rescue team member's personal safety.
Summary of the invention
Technical problem to be solved in the utility model provides a kind ofly can monitor in real time and add the mine rescue radio multimedium command system that wired mode is directly got in touch with the scene of the accident by wireless or wireless; This system can be clear, exactly image scene, sound and ambient parameter are carried out the digital data transmission of bidirectional high speed by less radio-frequency and mining telephone wire, and real-time Transmission is to rescue base, down-hole and ground command center.
The technical scheme that the utility model addresses the above problem is: the mine rescue radio multimedium command system that is provided comprises headend equipment, trunking, down-hole base equipment and ground installation, and the information of headend equipment collection is transferred to down-hole base equipment and ground installation after handling by trunking;
Described headend equipment is an intrinsic safety type multimedia collection instrument, mainly is made up of intrinsic safety type infrared video camera, microphone, Mike, ambient parameter acquisition module, the dual code stream multi-media network server that receives the audio frequency, video and the environmental parameter signals that collect with processing, electronics micro harddisk, the wireless radio frequency modules that is connected with dual code stream multi-media network server, omnidirectional's wireless communication RF antenna, the simulation liquid crystal display and the intrinsic safety electric source that are connected with infrared video camera;
Described trunking is the wired self adaptation repeater of down-hole intrinsic safety type wireless, mainly be made up of wireless double frequency self-organized network communication module, Symmetric Digital Subscriber Line AM access module, wireless radio frequency modules, omnidirectional's wireless communication RF antenna and intrinsic safety electric source, wherein Symmetric Digital Subscriber Line AM access module is connected with wireless double frequency self-organized network communication module respectively with wireless radio frequency modules;
But described down-hole base equipment is the intrinsic safety type computer of wireless transmission;
Described ground installation is that the wired self adaptation of intrinsic safety type wireless is isolated repeater, mainly form by wireless double frequency self-organized network communication module, Symmetric Digital Subscriber Line AM access module, wireless radio frequency modules, omnidirectional's wireless communication RF antenna, data electrical-optical-electricity exchange isolation module, intrinsic safety electric source and computer, wherein Symmetric Digital Subscriber Line AM access module is connected with wireless double frequency self-organized network communication module respectively with wireless radio frequency modules, and data electrical-optical-electricity exchange isolation module is connected with wired input of Symmetric Digital Subscriber Line AM access module.
" intrinsic safety type " or " intrinsic safety " that the utility model is said refer to take safety measure, are essential safety in the mine down-hole.
In above-mentioned trunking and the ground installation wireless radio frequency modules all contain 2.4G wireless communication module and 5.8G wireless communication module.
When needs wire transmission, connect by twisted pair telephone line between the Symmetric Digital Subscriber Line AM access module in two trunkings.
The course of work of the present utility model is: information such as audio frequency and video that the multimedia collection instrument will be caught and collect and ambient parameter are delivered to dual code stream multi-media network server together, dual code stream multi-media network server will be simulated sound, vision signal converts data signal to, be divided into the two-way transmission together with environmental parameter signals again, one the road delivers to high definition storage on the electronics micro harddisk, and wireless radio frequency modules is delivered on another road.Wireless radio frequency modules sends the wireless double frequency self-organized network communication module of trunking to by omnidirectional's wireless communication RF antenna, wireless double frequency self-organized network communication module can be with signal by the wireless double frequency self-organized network communication module of wireless radio frequency modules through the next trunking of omnidirectional's wireless communication RF antenna transmission to, also signal can be passed to Symmetric Digital Subscriber Line AM access module with the form of network packet, pass to the Symmetric Digital Subscriber Line AM access module of next trunking by Symmetric Digital Subscriber Line AM access module by twisted pair telephone line; Concrete which kind of mode that adopts can when distance surpasses 200 meters, connect twisted-pair feeder according to the far and near decision of distance, then changes into the symmetric digital subscriber line transmission automatically, and twisted-pair feeder is removed, and then adopts wireless transmission.Be positioned near the trunking signal in base, down-hole by being wirelessly transmitted to the down-hole base equipment, embedded CPU module by it is reduced into voice, video and ambient parameter demonstration with digital information, or wireless double frequency (5.8G, 2.4G frequency range) the self-organized network communication module or the Symmetric Digital Subscriber Line AM access module of passing to ground installation simultaneously by wireless radio frequency antenna or mining twisted pair telephone line mode, data are passed to ground-based computer, and computer is reduced into voice, video and ambient parameter with digital information and shows.Ground data electrical-optical-electricity exchange isolation module can be kept apart down-hole intrinsicallysafecircuit and land circuit and be reached essential safety.
Above-mentioned dual code stream multi-media network server comprises multimedia video, audio coding/decoding device, Hi3512 multimedia compression processor, transparent RS485 data-interface (JA(junction ambient) parameter acquisition device) and WiFi wireless communication module.Dual code stream multi-media network server converts the simulation video/audio signal of intrinsic safety infrared video camera and the output of intrinsic safety microphone to data signal, deliver to Hi3512 multimedia compression processor by the parallel output terminal oral instructions and carry out the dicode coding, the code stream of one tunnel high code check is used for local high definition storage, be stored on the micro harddisk, the code stream of one tunnel low code check is used for the network transmission, and the Network Traffic Data Flows by WiFi wireless communication module packing formation standard is to trunking; Above-mentioned Hi3512 multimedia compression processor comprises power circuit, bridge interface circuit, cmos sensor circuit, video imput output circuit, audio frequency input circuit, transparent 485 interface circuits, clock circuit, hard disk control circuit and USB2.O interface circuit.
The utility model compared with prior art, be independently, the micro radio local side data equipment of complete function, convenient, safe headend equipments such as its dependence is power autonomous, intrinsic safety infrared video camera, intrinsic safety microphone, ambient parameter Acquisition Instrument, adopt the wide-band networking technology of " wireless network ", utilize radio-frequency antenna and the adaptive transmission technology of mining twisted pair telephone line that data signal is at a high speed transmitted, on-the-spot voice, video, ambient parameter information after the calamity are transferred to the rescue command center.Simultaneously headend equipment can utilize video record and the ambient parameter situation that the liquid crystal display observation post on the equipment takes, so that use clear, accurate that rescue base and the commander of ground command center see.Disaster relief overall process can be stored on headend equipment and base equipment, ground installation, and can playback on base equipment and ground equipment, therefore have comprehensively, system, multi-faceted, science record, advantage such as disaster relief summary of experience and the quantitative analysis of the condition of a disaster accident afterwards.
Description of drawings
Fig. 1 is a structure principle chart of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing content of the present utility model is described in detail.
Referring to Fig. 1: the mining twisted-pair feeder that this device comprises headend equipment I, trunking II, down-hole basic equipment III and ground installation IV and can realize the transmission of bi-directional symmetrical high-speed digital signal.The headend equipment I is carried at the scene by the rescue team member, the trunking II is placed in the mine laneway corner as required, down-hole base equipment III is arranged on the downhole rescuing base, and the downhole rescuing base also can be provided with the trunking II simultaneously, and the ground installation IV is located at ground command center.
The headend equipment I mainly is made up of KBA-H type mine intrinsic safety type infrared video camera 1, KBE5 type mine intrinsic safety type headset 2, PGM-2400 four unification gas detecting instruments 3, EYT-IP870 dual code stream multi-media network server 4, electronics micro harddisk 5,2.4G wireless communication module 6,7,3.5 cun high definition simulating display screens 8 of 2.4G radio-frequency antenna and intrinsic safety electric source 9.The headend equipment I here can be according to moving freely in 200 meters scopes of trunking II near the on-the-spot disaster scene.The trunking II mainly is made up of the wireless double frequency self-organized network communication of D-LINK module 10, SDSL Symmetric Digital Subscriber Line AM access module 11,2.4G wireless communication module 6,5.8G wireless communication module 12,2.4G radio-frequency antenna 7,5.8G radio-frequency antenna 13 and intrinsic safety electric source 9.The base equipment III is a computer, mainly comprise the low-power-consumption embedded microprocessor 14 of ARM9, electronics micro harddisk 5,3.5 very little high-definition digital display screen 15, InterAC97 series high definition audio decoding chip 16,2.4G wireless communication module 6,2.4G radio-frequency antenna 7, high efficiency 5V Voltage stabilizing module 17, KBE5 type mine intrinsic safety type headset 2 and intrinsic safety electric source 9.The ground installation IV mainly comprises the wireless double frequency self-organized network communication of D-LINK module 10,2.4G wireless communication module 6,5.8G wireless communication module 12,2.4G radio-frequency antenna 7,5.8G radio-frequency antenna 13, SDSL Symmetric Digital Subscriber Line AM access module 11, data electrical-optical-electricity exchange isolation module 18 and intrinsic safety electric source 9 and ground system dedicated notebook computer 19.
The infrared wavelength of KBA-H type mine intrinsic safety type infrared video camera 1 is 850nm, Lighting Distance 〉=15m, and 500 (level) * 582 (vertically) pixels, horizontal definition: 400 tv lines, it can catch the down-hole image scene automatically under complete black situation.Deliver to EYT-IP870 dual code stream multi-media network server 4 with capturing the environmental parameter signals that on-the-spot vision signal and the audio signal in the KBE5 type mine intrinsic safety type headset 2 and PGM-2400 four unification gas detecting instruments 3 catch, EYT-IP870 dual code stream multi-media network server 4 at first will be simulated looks audio frequency and environmental parameter signals converts data signal to, deliver to Hi3512 multimedia compression processor by the parallel output terminal oral instructions, Hi3512 multimedia compression processor carries out dicode coding (its data compression mode is for optimizing H.264Main profile compression algorithm) with multimedia, the code stream of one tunnel high code check is used for local high definition storage, be stored on the micro harddisk 5, the code stream of one tunnel low code check is used for the network transmission, and the Network Traffic Data Flows by 2.4G wireless communication module 6 and 2.4G radio-frequency antenna 7 packing formation standards is to the 2.4G wireless communication module 6 of trunking II; Double frequency self-organized network communication module that D-LINK in the trunking II is wireless 10 is used two different frequency ranges of 2.4GHz and 5.8GHz, local access service 2.4GHz 802.11b/g channel, key return network uses the 5.8GHz802.11a channel, does not have interference mutually.So just can in the local access of service user, carry out the passback forwarding capability.The channel disturbance problem that has solved passback and inserted has improved network performance greatly.Can be preferentially between two trunking II when wired (plug) by adopting SDSL Symmetric Digital Subscriber Line AM access module 11, transmission range can reach 4Km, if adopt 5.8G wireless communication module 12 and 5.8G radio-frequency antenna 13 in the wireless double frequency self-organized network communication of the D-LINK module 10 between the occasion trunking II of being inconvenient to connect up, organizing certainly that wireless transmission distance blocks under the situation in nothing is 800m.
The trunking II is imported the 2.4G wireless communication module 6 of base equipment III into by the wireless double frequency self-organized network communication of D-LINK module 10,2.4G wireless communication module 6 and 2.4G radio-frequency antenna 7, through low-power-consumption embedded microprocessor 14 of ARM9 and InterAC97 series high definition audio decoding chip 16 data signal is reduced, video and ambient parameter are shown by 3.5 cun high-definition digital display screens 15, audio frequency is carried out the floor manager disaster relief by KBE5 type mine intrinsic safety type headset 2, and the multi-media signal with the headend equipment collection is stored on the micro harddisk 5 simultaneously.Simultaneously the trunking II also can be preferentially when wired (plug) by employing SDSL Symmetric Digital Subscriber Line AM access module 11, transmit through the SDSL Symmetric Digital Subscriber Line AM access module 11 in data electrical-optical-electricity exchange isolation module 18 and the ground installation, transmission range can reach 4Km, after the wireless double frequency self-organized network communication of the D-LINK of ground installation IV module 10,2.4G wireless communication module 6 and 2.4G radio-frequency antenna 7 import ground system dedicated notebook computer 19 into.Can directly adopt 5.8G wireless communication module 12 in the wireless double frequency self-organized network communication of the D-LINK module 10 and 5.8G radio-frequency antenna 13 between the equipment IV oneself organizes wireless transmission if continue on the occasion trunking II of being inconvenient to connect up and ground, imports ground system dedicated notebook computer 19 into through 2.4G wireless communication module 6 and 2.4G radio-frequency antenna 7 again.The ground system dedicated notebook computer is by the Ethernet high-speed uploading, or satellite communication transfers to ground command center or national rescue command center, and the multiple spot monitoring that realizes scene of the accident image is with real-time commander.
Claims (5)
1. mine rescue radio multimedium command system comprises headend equipment, trunking, down-hole base equipment and ground installation, and the information of headend equipment collection is transferred to down-hole base equipment and ground installation after handling by trunking, it is characterized in that:
Described headend equipment is an intrinsic safety type multimedia collection instrument, mainly is made up of the outer video camera of intrinsic safety type, microphone, Mike, ambient parameter acquisition module, the dual code stream multi-media network server that receives the audio frequency, video and the environmental parameter signals that collect with processing, electronics micro harddisk, the wireless radio frequency modules that is connected with dual code stream multi-media network server, omnidirectional's wireless communication RF antenna, the simulation liquid crystal display and the intrinsic safety electric source that are connected with infrared video camera;
Described trunking is the wired self adaptation repeater of down-hole intrinsic safety type wireless, mainly be made up of wireless double frequency self-organized network communication module, Symmetric Digital Subscriber Line AM access module, wireless radio frequency modules, omnidirectional's wireless communication RF antenna and intrinsic safety electric source, wherein Symmetric Digital Subscriber Line AM access module is connected with wireless double frequency self-organized network communication module respectively with wireless radio frequency modules;
But described down-hole base equipment is the intrinsic safety type computer of wireless transmission;
Described ground installation is that the wired self adaptation of intrinsic safety type wireless is isolated repeater, mainly form by wireless double frequency self-organized network communication module, Symmetric Digital Subscriber Line AM access module, wireless radio frequency modules, omnidirectional's wireless communication RF antenna, data electrical-optical-electricity exchange isolation module, intrinsic safety electric source and computer, wherein Symmetric Digital Subscriber Line AM access module is connected with wireless double frequency self-organized network communication module respectively with wireless radio frequency modules, and data electrical-optical-electricity exchange isolation module is connected with wired input of Symmetric Digital Subscriber Line AM access module.
2. mine rescue radio multimedium command system according to claim 1, it is characterized in that in trunking and the ground installation wireless radio frequency modules all contain 2.4G wireless communication module and 5.8G wireless communication module.
3. mine rescue radio multimedium command system according to claim 1 and 2, it is characterized in that two the different frequency ranges of wireless double frequency self-organized network communication module use 2.4Ghz and 5.8GHz in the trunking, local access service 2.4GHz 802.11b/g channel, key return network uses the 5.8GHz802.11a channel.
4. mine rescue radio multimedium command system according to claim 3 is characterized in that connecting by twisted pair telephone line between two Symmetric Digital Subscriber Line AM access modules in the trunking.
5. mine rescue radio multimedium command system according to claim 4 is characterized in that dual code stream multi-media network server adopts EYT-IP870 dual code stream multi-media network server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200057139U CN201982135U (en) | 2011-01-10 | 2011-01-10 | Wireless multimedia command system in mine rescue |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011200057139U CN201982135U (en) | 2011-01-10 | 2011-01-10 | Wireless multimedia command system in mine rescue |
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| CN201982135U true CN201982135U (en) | 2011-09-21 |
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| CN2011200057139U Expired - Lifetime CN201982135U (en) | 2011-01-10 | 2011-01-10 | Wireless multimedia command system in mine rescue |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061935A (en) * | 2011-01-10 | 2011-05-18 | 西安森兰科贸有限责任公司 | Wireless multimedia command system for mine rescue |
| CN102367743A (en) * | 2011-10-21 | 2012-03-07 | 煤炭科学研究总院 | Mining wireless frequency-mixing multidata monitoring system |
| CN107401423A (en) * | 2017-07-14 | 2017-11-28 | 西安科技大学 | A kind of mine rescue radio multi-media communicating system |
| CN108600976A (en) * | 2018-04-02 | 2018-09-28 | 中国人民解放军海军工程大学 | A kind of WiFi mobile wireless audio/video communication systems based on MESH structures |
| CN109890024A (en) * | 2019-02-02 | 2019-06-14 | 上海救要救信息科技有限公司 | It is a kind of for determining the method and apparatus of rescue team's information |
| CN111271126A (en) * | 2018-12-04 | 2020-06-12 | 深圳市物联微电子有限公司 | Mine gas monitoring alarm system |
| CN114520961A (en) * | 2020-11-19 | 2022-05-20 | 明泰科技股份有限公司 | Voice signal relay transmission method and radio network gateway |
-
2011
- 2011-01-10 CN CN2011200057139U patent/CN201982135U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061935A (en) * | 2011-01-10 | 2011-05-18 | 西安森兰科贸有限责任公司 | Wireless multimedia command system for mine rescue |
| CN102061935B (en) * | 2011-01-10 | 2012-09-05 | 西安森兰科贸有限责任公司 | Wireless multimedia command system for mine rescue |
| CN102367743A (en) * | 2011-10-21 | 2012-03-07 | 煤炭科学研究总院 | Mining wireless frequency-mixing multidata monitoring system |
| CN107401423A (en) * | 2017-07-14 | 2017-11-28 | 西安科技大学 | A kind of mine rescue radio multi-media communicating system |
| CN108600976A (en) * | 2018-04-02 | 2018-09-28 | 中国人民解放军海军工程大学 | A kind of WiFi mobile wireless audio/video communication systems based on MESH structures |
| CN111271126A (en) * | 2018-12-04 | 2020-06-12 | 深圳市物联微电子有限公司 | Mine gas monitoring alarm system |
| CN109890024A (en) * | 2019-02-02 | 2019-06-14 | 上海救要救信息科技有限公司 | It is a kind of for determining the method and apparatus of rescue team's information |
| CN114520961A (en) * | 2020-11-19 | 2022-05-20 | 明泰科技股份有限公司 | Voice signal relay transmission method and radio network gateway |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110921 Effective date of abandoning: 20120905 |