CN207366432U - A kind of more gas real-time system for monitoring and pre-warning of underground all -fiber - Google Patents
A kind of more gas real-time system for monitoring and pre-warning of underground all -fiber Download PDFInfo
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- CN207366432U CN207366432U CN201721449749.XU CN201721449749U CN207366432U CN 207366432 U CN207366432 U CN 207366432U CN 201721449749 U CN201721449749 U CN 201721449749U CN 207366432 U CN207366432 U CN 207366432U
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Abstract
The utility model discloses a kind of more gas real-time system for monitoring and pre-warning of underground all -fiber, including multicore fiber beam tube, multicore fiber beam splitter, aspiration pump, gas sampling assembly, gas sample controller, the more gas (FBG) demodulators of optical fiber multi-gas sensor, optical fiber, temperature sensor, temperature demodulation instrument, multicore fiber bound polyamine controller, interchanger, system control industrial personal computer, work station, printer, web server, database server, terminal device, warning device and ethernet ring network；The multicore fiber beam tube is connected respectively by multicore fiber beam splitter with gas sampling assembly, temperature sensor；The multicore fiber bound polyamine controller, system control industrial personal computer, database server, web server, printer, work station, terminal device are connected on ethernet ring network by interchanger.The utility model can temperature and gas station in monitoring mine in real time, pre-alarm and prevention is carried out to mine.
Description
Technical field
It the utility model is related to coal mine gob preventing and extinguishing fire technology field, and in particular to a kind of more gas of underground all -fiber
Body real-time system for monitoring and pre-warning.
Background technology
Mine fire is one of colliery major casualty, the colliery in China 56% there are spontaneous fire disaster, wherein goaf from
So it is under fire and accounts for very high ratio.According to statistics, the mine with spontaneous fire danger accounts for 51.3% in China's State owned coal mine,
Account for more than the 90% of total mine fire.Therefore the prediction of spontaneous combustion early warning and positioning for carrying out coal in goaf are given birth to for reducing
Life property loss is of great significance.
The more gases in underground are carried out frequently with the following manner at present to detect：（1）Artificial assessor and bladders sampling analysis chemical examination.
For artificial detection means, the degree of automation is low, and it is big to expend a large amount of manpowers, artificial deviation of reading, does not possess continuity and timeliness,
It can not realize the real-time detection to underground goaf；（2）Beam tube remote detection.Goaf gas is taken out using beam tube system
Sample monitors, and because beam tube sampling interval is grown, the scenes such as beam tube gas leakage, blocking usually occurs, cause chromatograph to gas sample
Measurement of concetration deviation is big, can not ensure the accuracy and timeliness of gas detection.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of full light in the high underground of the degree of automation
Fine more gas real-time system for monitoring and pre-warning.
The technical solution adopted in the utility model is：A kind of more gas real-time system for monitoring and pre-warning of underground all -fiber, including
Multicore fiber beam tube, multicore fiber beam splitter, aspiration pump, gas sampling assembly, gas sample controller, the more gases of optical fiber
The more gas (FBG) demodulators of sensor, optical fiber, temperature sensor, temperature demodulation instrument, multicore fiber bound polyamine controller, exchange
Machine, system control industrial personal computer, work station, printer, web server, database server, terminal device, warning device and with
Too looped network；
The multicore fiber beam tube is connected respectively by multicore fiber beam splitter and gas sampling assembly, temperature sensor
Connect, the gas sample controller has a gas sampling assembly and aspiration pump by cable connection, the gas sampling assembly into
Gas port is connected with aspiration pump, and the gas outlet of the gas sampling assembly is connected with the air inlet of the optical fiber multi-gas sensor；
The multicore fiber bound polyamine controller is connected with the more gas (FBG) demodulators of optical fiber, the more gas solutions of optical fiber by signal wire
Instrument is adjusted to be connected with optical fiber multi-gas sensor, the temperature demodulation instrument is connected with temperature sensor, the multicore fiber beam tube
It is connected by multicore fiber beam splitter with multicore fiber bound polyamine controller, the optical fiber multi-gas sensor, temperature
Sensor, gas sample controller are connected with multicore fiber bound polyamine controller respectively；The multicore fiber beam tube prison
Survey controller, system control industrial personal computer, database server, web server, printer, work station, terminal device and pass through exchange
Machine is connected on ethernet ring network, and the warning device is connected with system control industrial personal computer；The terminal device includes mobile terminal
And ordinary terminal, the mobile terminal, which includes mobile tablet and cell phone, the ordinary terminal, includes computer.
Further, the warning device includes audio unit and LED flash.
The beneficial effects of the utility model are：, can based on optical fiber technology, and by the conversion and information processing of photosignal
With temperature and gas station in real-time monitoring mine, pre-alarm and prevention is carried out to mine.System safety index is high, stability
It is good, can under the adverse circumstances of underground coal mine long-time normal operation, high pressure resistant and high-intensity magnetic field, explosion-proof, moisture-proof and anticorrosion,
Optical fiber itself is not charged not to have security risk, and the measurement accuracy of temperature is higher, can overcome the limitation in underground space, into
The signal transmission of row long range, effectively meets the needs of coal mine downhole safety production, reduces the incidence of fire incident.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Embodiment
It is further to the utility model below in conjunction with the accompanying drawings in order to be more clearly understood that the technical solution of the utility model
Explanation.
The more gas real-time system for monitoring and pre-warning of a kind of underground all -fiber as shown in Figure 1, including multicore fiber beam tube 1,
Multicore fiber beam splitter 2, aspiration pump 3, gas sampling assembly 4, gas sample controller 5, optical fiber multi-gas sensor 6, light
Fine more gas (FBG) demodulators 7, temperature sensor 8, temperature demodulation instrument 9, multicore fiber bound polyamine controller 10, interchanger 11,
System control industrial personal computer 12, work station 13, printer 14, web server 15, database server 16, terminal device 17, alarm
Device 18 and ethernet ring network 19；
The multicore fiber beam tube 1 is divided by multicore fiber beam splitter 2 and gas sampling assembly 4, temperature sensor 8
Do not connect, the gas sample controller 5 has gas sampling assembly 4 and aspiration pump 3, the gas sampling dress by cable connection
4 air inlet is put to be connected with aspiration pump 3, the gas outlet of the gas sampling assembly 4 and the optical fiber multi-gas sensor 6 into
Gas port connects；The multicore fiber bound polyamine controller 10 is connected with the more gas (FBG) demodulators 7 of optical fiber by signal wire, described
The more gas (FBG) demodulators 7 of optical fiber are connected with optical fiber multi-gas sensor 6, and the temperature demodulation instrument 9 is connected with temperature sensor 8, institute
State multicore fiber beam tube 1 to be connected with multicore fiber bound polyamine controller 10 by multicore fiber beam splitter 2, the light
Fine multi-gas sensor 6, temperature sensor 8, gas sample controller 5 connect with multicore fiber bound polyamine controller 10 respectively
Connect；The multicore fiber bound polyamine controller 10, system control industrial personal computer 12, database server 16, web server
15th, printer 14, work station 13, terminal device 17 are connected on ethernet ring network 19 by interchanger 11, the warning device 18
It is connected with system control industrial personal computer 12；The terminal device 17 includes mobile terminal and ordinary terminal, and the mobile terminal includes
Mobile tablet and cell phone, the ordinary terminal include computer.
In this preferred embodiment, the warning device 18 includes audio unit and LED flash.
Operation principle：Multicore fiber beam tube 1 is divided into by some optical fiber by multicore fiber beam splitter 2 first,
Optical fiber multi-gas sensor 6 and temperature sensor 8 are respectively equipped with optical fiber, is adopted by aspiration pump 3, gas sampling assembly 4, gas
Gas in each measuring point goaf is extracted into optical fiber multi-gas sensor 6 by sample controller 5 and each pipeline successively respectively
In gas chamber, the more gas (FBG) demodulators 7 of optical fiber are demodulated, and the data that temperature sensor 8 measures are demodulated through temperature demodulation instrument 9,
Work station 13 is arrived by multicore fiber bound polyamine controller 10 after the two obtained data summarization, is passed by ethernet ring network 19
To system control industrial personal computer 12, web server 15, database server 16, terminal device 17, can be printed by printer 14
Related data, voice-control alarm is carried out when data reach alarming line by warning device 18 to monitoring personnel.So circulation
The safe condition of monitoring underground goaf in real time, ground system control industrial personal computer 12 and web server 15, database server
16th, terminal device 17, printer 14 are handled, kept, showing corresponding data.
The more gas real-time system for monitoring and pre-warning of underground all -fiber of the utility model are based on optical fiber technology, and pass through optical telecommunications
Number conversion and information processing, can temperature and gas station in monitoring mine in real time, pre-alarm and prevention is carried out to mine.System
Safety index is high, stability is good, can under the adverse circumstances of underground coal mine long-time normal operation, high pressure resistant and strong magnetic
, explosion-proof, moisture-proof and anticorrosion, optical fiber itself is not charged not to have security risk, and the measurement accuracy of temperature is higher, can be with
Overcome the limitation in underground space, carry out the signal transmission of long range, effectively meet the needs of coal mine downhole safety production, reduce fire
The incidence of calamity accident.
The above is only the better embodiment of the utility model, therefore all according to described in the utility model patent application range
The equivalent change or modification done of construction, feature and principle, be included in the utility model patent application range.
Claims (2)
- A kind of 1. more gas real-time system for monitoring and pre-warning of underground all -fiber, it is characterised in that including：Multicore fiber beam tube（1）、 Multicore fiber beam splitter（2）, aspiration pump（3）, gas sampling assembly（4）, gas sample controller（5）, the more gases biographies of optical fiber Sensor（6）, the more gas (FBG) demodulators of optical fiber（7）, temperature sensor（8）, temperature demodulation instrument（9）, multicore fiber bound polyamine control Device processed（10）, interchanger（11）, system control industrial personal computer（12）, work station（13）, printer（14）, web server（15）, number According to storehouse server（16）, terminal device（17）, warning device（18）And ethernet ring network（19）；The multicore fiber beam tube（1）Pass through multicore fiber beam splitter（2）With gas sampling assembly（4）, temperature sensor （8）Connect respectively, the gas sample controller（5）There is gas sampling assembly by cable connection（4）And aspiration pump（3）, institute State gas sampling assembly（4）Air inlet and aspiration pump（3）Connection, the gas sampling assembly（4）Gas outlet and the light Fine multi-gas sensor（6）Air inlet connection；The multicore fiber bound polyamine controller（10）Connected by signal wire There are the more gas (FBG) demodulators of optical fiber（7）, the more gas (FBG) demodulators of optical fiber（7）With optical fiber multi-gas sensor（6）Connection, the temperature Spend (FBG) demodulator（9）With temperature sensor（8）Connection, the multicore fiber beam tube（1）Pass through multicore fiber beam splitter（2）With Multicore fiber bound polyamine controller（10）Connection, the optical fiber multi-gas sensor（6）, temperature sensor（8）, gas takes Sample controller（5）Respectively with multicore fiber bound polyamine controller（10）Connection；The multicore fiber bound polyamine control Device（10）, system control industrial personal computer（12）, database server（16）, web server（15）, printer（14）, work station （13）, terminal device（17）Pass through interchanger（11）It is connected to ethernet ring network（19）On, the warning device（18）With system control Industrial personal computer processed（12）Connection；The terminal device（17）Including mobile terminal and ordinary terminal, the mobile terminal includes movement Tablet and cell phone, the ordinary terminal include computer.
- 2. the more gas real-time system for monitoring and pre-warning of a kind of underground all -fiber according to claim 1, it is characterised in that described Warning device（18）Including audio unit and LED flash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721449749.XU CN207366432U (en) | 2017-11-03 | 2017-11-03 | A kind of more gas real-time system for monitoring and pre-warning of underground all -fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721449749.XU CN207366432U (en) | 2017-11-03 | 2017-11-03 | A kind of more gas real-time system for monitoring and pre-warning of underground all -fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207366432U true CN207366432U (en) | 2018-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721449749.XU Active CN207366432U (en) | 2017-11-03 | 2017-11-03 | A kind of more gas real-time system for monitoring and pre-warning of underground all -fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207366432U (en) |
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2017
- 2017-11-03 CN CN201721449749.XU patent/CN207366432U/en active Active
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