CN104832157A - Outburst prediction and forecast device based on coal bed drilled hole gas parameter detection - Google Patents
Outburst prediction and forecast device based on coal bed drilled hole gas parameter detection Download PDFInfo
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- CN104832157A CN104832157A CN201510269758.XA CN201510269758A CN104832157A CN 104832157 A CN104832157 A CN 104832157A CN 201510269758 A CN201510269758 A CN 201510269758A CN 104832157 A CN104832157 A CN 104832157A
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Abstract
The invention relates to an outburst prediction and forecast device based on coal bed drilled hole gas parameter detection. The outburst prediction and forecast device comprises a collecting tube, the collecting tube is connected with one end of a hose, the other end of the hose is connected with an air inlet of an air chamber through a filtering device, and sensors are arranged inside the air chamber and connected with a processing circuit which is connected with a display screen. An air outlet of the air chamber is connected with an air outlet tube, an anti-explosion electromagnetic valve is arranged on the air outlet tube, and an exhaust hole is formed in the end of the air outlet tube. The coal bed drilled hole gas detection device can determine gas concentration, gas flow, gas temperature and gas pressure inside coal bed drilled holes at the same time, and the data are displayed in real time, continuously recorded and easy to inquire; an engineering technician under a coal mine can master the danger level of outburst at a determined place accurately in time, and technical supports can be provided for safe and economical exploitation of an outburst coal bed.
Description
Technical field
The present invention relates to a kind of outburst prediction predictor, specifically, relate to a kind ofly can detect coal bed drilling gas many kinds of parameters and the outburst prediction predictor of display results in real time simultaneously.
Background technology
As everyone knows, the safety in production of mine in coal and gas prominent serious threat, by drilling and measuring the gas parameter of holing, the order of severity prejudging coal and gas prominent before digging operation can be realized, for the exploitation of projecting coal bed safety economy provides technical guarantee; But, coal and gas prominent danger is controlled by many factors, the gas parameter numerical value of boring also constantly changes in time, and work plane needs whether to have outburst hazard according to its front coal body and determines to continue digging operation or supplement protrusion-dispelling technical measures; Therefore, research and develop and a kind ofly can accurately reflect that coal and gas prominent is dangerous and the prediction device of display results in real time just seems particularly urgent by Simultaneously test coal bed drilling gas many kinds of parameters.
At present, coal bed drilling gas parameter assay method is varied.These methods of reductive analysis, the deficiency of main existence three aspects: one is that most method (as multi-stage porous flowmeter, suspended body flowmeter, gas gauge and portable watt of inspection instrument etc.) reading data can only rely on naked eyes, if the long period measures, the peak of data is not easily captured, cause omission, affect the accuracy of measurement result; Two is that borehole gases parametric measurement kind is single, cannot the many kinds of parameters data of Simultaneously test borehole gases, and coal mine gas gives prominence to the accident coefficient result of many factors often; Three is that measurement result can not show in real time, need first in down-hole coal bed boring, to gather gas sample, deliver to ground experiment room, utilize chromatographic, consuming time longer, on-the-spot can not determine the outburst hazard of gas parameter and operating location, both affect digging operation progress, incur loss through delay control opportunity again, cause coal and gas prominent accident.
Summary of the invention
For above-mentioned deficiency of the prior art, the invention provides a kind of accuracy high (simultaneously detecting many kinds of parameters), ageing strong (on-the-spot display result), the prediction device of analysing coal and gas prominent degree of danger can be sentenced in real time.
The technical solution used in the present invention is:
Based on the outburst prediction predictor that coal bed drilling gas parameter detects,
Comprise collection tube, described collection tube is connected with flexible pipe one end, and the flexible pipe other end is connected with air inlet of air chamber by filter, is provided with sensor in described air chamber; Described sensor is connected with treatment circuit; Described treatment circuit is connected with display screen; Described air chamber gas outlet is connected with escape pipe; Described escape pipe is provided with explosion-proof solenoid valve; The end of described escape pipe is provided with steam vent.
Described air chamber is arranged in rectangular housing; Described display screen is arranged on rectangular housing upper surface; Described rectangular housing sidewall is provided with installing hole; Flexible pipe is connected with air chamber by installing hole; Escape pipe is connected with air chamber by installing hole.
Described sensor comprises: pressure sensor, methane transducer, hydrogen sulfide sensor, carbon monoxide transducer; Temperature pick up and flow transmitter.
The beneficial effect of hinge structure of the present invention:
The present invention is based on the outburst prediction predictor that coal bed drilling gas parameter detects, coal bed drilling gas many kinds of parameters can be detected simultaneously, and display results in real time, accurate, the timely prediction to coal and gas prominent can be realized, can gas concentration (comprising methane, hydrogen sulfide and carbon monoxide) in Simultaneously test coal bed drilling, gas flow, gas temperature and gas pressure (comprising flowing pressure and confining pressure), and data show in real time, recording occurring continuously, be easy to inquiry; Underground coal mine engineers and technicians can grasp in time, exactly and measure the outburst dangerous level in place, can be projecting coal bed safety, the economic exploitation provides technical support.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention is based on the outburst prediction predictor that coal bed drilling gas parameter detects.
Critical piece symbol description in accompanying drawing:
In figure:
1, collection tube 2, flexible pipe
3, air chamber 4, sensor
5, treatment circuit 6, display screen
7, explosion-proof solenoid valve 9, escape pipe
11, housing 12, filter
13, central processing unit 14, steam vent
15, installing hole.
Detailed description of the invention
Referring to drawings and Examples, the present invention will be described in detail:
Accompanying drawing 1 is known, a kind of outburst prediction predictor detected based on coal bed drilling gas parameter,
Comprise collection tube, described collection tube 1 is connected with flexible pipe 2 one end, and flexible pipe 2 other end is connected with air chamber 3 air inlet port by filter 12, is provided with sensor 4 in described air chamber 3; Described sensor 4 is connected with treatment circuit 5; Described treatment circuit 5 is connected with display screen 6; Described air chamber 3 gas outlet is connected with escape pipe 9; Described escape pipe 9 is provided with explosion-proof solenoid valve 7; Described treatment circuit 5 is connected with central processing unit 13 with display screen 6; Described central processing unit 13 is connected with explosion-proof solenoid valve 7; The end of described escape pipe is provided with steam vent 14.
Described air chamber 3 is arranged in rectangular housing; Described display screen 6 is arranged on rectangular housing upper surface; Described rectangular housing sidewall is provided with installing hole 15; Flexible pipe 2 is connected with air chamber 3 by installing hole 15; Escape pipe 9 is connected with air chamber 3 by installing hole.
Described sensor comprises: pressure sensor, methane transducer, hydrogen sulfide sensor, carbon monoxide transducer; Temperature pick up and flow transmitter.
The present invention is based on the outburst prediction predictor that coal bed drilling gas parameter detects, can gas concentration (comprising methane, hydrogen sulfide and carbon monoxide) in Simultaneously test coal bed drilling, gas flow, gas temperature and gas pressure (comprising flowing pressure and confining pressure), and data show in real time, recording occurring continuously, be easy to inquiry; Underground coal mine engineers and technicians can grasp in time, exactly and measure the outburst dangerous level in place, can be projecting coal bed safety, the economic exploitation provides technical support.
The present invention is based on coal bed drilling gas parameter detect outburst prediction predictor, collection tube 1 is set to hollow pipeline, and one end is connected with flexible pipe 2, flexible pipe 2 for having the rubber tube of certain flexibility and hardness, for gas is imported determinator; Housing 11 is set to the cuboid metal box that side has installing hole, and flexible pipe 2 is stretched in shell by the installing hole on housing 11 and is connected with air chamber 3; Filter tentatively filters the gas sucked; Can accuracy of detection be ensured, the application life of determinator can be improved again.
Adopt between sensor 4 and treatment circuit 5 and electrically connect, treatment circuit 5 connects display screen 6 by wire, and treatment circuit 5 for the process of whole determination data and analysis, and provides data to display screen 6; Display screen 6 is for showing gas parameter, and for operator's real-time monitored parameter, display screen 6 right-side-out, is fixed on housing 11 opening, the shape of opening and the mating shapes of display screen 6; Air chamber 3 connects explosion-proof solenoid valve 7, and explosion-proof solenoid valve 7 other end sets out tracheae 9, stretches out outside shell by the installing hole on housing 11; Display screen 6, treatment circuit 5 and explosion-proof solenoid valve 7 and battery are and electrically connect.
The present invention is based on the outburst prediction predictor that coal bed drilling gas parameter detects, housing is a cuboid, and material is steel plate, and physical dimension is 250mm × 200mm × 200mm.Flexible pipe adopts has certain degree of hardness and flexible rubber tube, measures equipment for gas is imported.The particular type of sensor
Number as follows: the model of methane transducer is GS+4CH4, the model of hydrogen sulfide sensor is GS+4H2S, and the model of carbon monoxide transducer is GS+4CO, and the model of pressure sensor is SPD300ABto05, the model of temperature pick up is JPT100, and the model of flow transmitter is FGS-J.The model for the treatment of circuit is CCU-FDTV, and display screen is the sub-display screen of LED electrical, and the model of explosion-proof solenoid valve is LD51, and the model of battery is Camel 6-QW-135MFK.
Claims (3)
1. the outburst prediction predictor detected based on coal bed drilling gas parameter, it is characterized in that: comprise collection tube, described collection tube is connected with flexible pipe one end, and the flexible pipe other end is connected with air inlet of air chamber by filter, is provided with sensor in described air chamber; Described sensor is connected with treatment circuit; Described treatment circuit is connected with display screen; Described air chamber gas outlet is connected with escape pipe; Described escape pipe is provided with explosion-proof solenoid valve; The end of described escape pipe is provided with steam vent.
2., according to claim 1 based on the outburst prediction predictor that coal bed drilling gas parameter detects, it is characterized in that: described air chamber is arranged in rectangular housing; Described display screen is arranged on rectangular housing upper surface; Described rectangular housing sidewall is provided with installing hole; Flexible pipe is connected with air chamber by installing hole; Escape pipe is connected with air chamber by installing hole.
3., according to claim 1 based on the outburst prediction predictor that coal bed drilling gas parameter detects, it is characterized in that: described sensor comprises: pressure sensor, methane transducer, hydrogen sulfide sensor, carbon monoxide transducer; Temperature pick up and flow transmitter.
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| CN201510269758.XA CN104832157A (en) | 2015-05-25 | 2015-05-25 | Outburst prediction and forecast device based on coal bed drilled hole gas parameter detection |
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| CN201510269758.XA CN104832157A (en) | 2015-05-25 | 2015-05-25 | Outburst prediction and forecast device based on coal bed drilled hole gas parameter detection |
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Cited By (7)
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| CN105927209A (en) * | 2016-05-24 | 2016-09-07 | 中国地质大学（武汉） | Methane concentration detecting instrument for coal bed methane drilling |
| CN109060590A (en) * | 2018-10-19 | 2018-12-21 | 河南理工大学 | Coal seam hydrogen sulfide gas assay system and measuring method |
| RU2700142C1 (en) * | 2018-11-29 | 2019-09-12 | Федеральное Государственное Бюджетное Учреждение Науки Институт Проблем Комплексного Освоения Недр Им. Академика Н.В. Мельникова Российской Академии Наук (Ипкон Ран) | Method of forecasting explosion hazard of mined-out area of a mining face |
| CN111220424A (en) * | 2020-01-20 | 2020-06-02 | 山东大学 | Tunnel Boring Machine (TBM) carrying type advanced geological prediction system and method based on tunnel face gas monitoring |
| CN111508213A (en) * | 2020-04-26 | 2020-08-07 | 南京安元科技有限公司 | Safety production risk monitoring and early warning equipment based on risk assessment model |
| CN112730797A (en) * | 2020-12-19 | 2021-04-30 | 中煤科工集团重庆研究院有限公司 | Device for coal and gas outburst simulation test |
| CN116485189A (en) * | 2023-06-21 | 2023-07-25 | 天津矿智科技有限公司 | Coal mine outburst prevention project progress value calculation method, calculation system, terminal and medium |
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| CN109060590A (en) * | 2018-10-19 | 2018-12-21 | 河南理工大学 | Coal seam hydrogen sulfide gas assay system and measuring method |
| CN109060590B (en) * | 2018-10-19 | 2021-02-05 | 河南理工大学 | System and method for measuring content of hydrogen sulfide gas in coal seam |
| RU2700142C1 (en) * | 2018-11-29 | 2019-09-12 | Федеральное Государственное Бюджетное Учреждение Науки Институт Проблем Комплексного Освоения Недр Им. Академика Н.В. Мельникова Российской Академии Наук (Ипкон Ран) | Method of forecasting explosion hazard of mined-out area of a mining face |
| CN111220424A (en) * | 2020-01-20 | 2020-06-02 | 山东大学 | Tunnel Boring Machine (TBM) carrying type advanced geological prediction system and method based on tunnel face gas monitoring |
| CN111220424B (en) * | 2020-01-20 | 2021-04-13 | 山东大学 | Tunnel Boring Machine (TBM) carrying type advanced geological prediction system and method based on tunnel face gas monitoring |
| WO2021147552A1 (en) * | 2020-01-20 | 2021-07-29 | 山东大学 | Tbm-mounted advanced geological forecasting system and method based on tunnel face gas monitoring |
| CN111508213A (en) * | 2020-04-26 | 2020-08-07 | 南京安元科技有限公司 | Safety production risk monitoring and early warning equipment based on risk assessment model |
| CN112730797A (en) * | 2020-12-19 | 2021-04-30 | 中煤科工集团重庆研究院有限公司 | Device for coal and gas outburst simulation test |
| CN116485189A (en) * | 2023-06-21 | 2023-07-25 | 天津矿智科技有限公司 | Coal mine outburst prevention project progress value calculation method, calculation system, terminal and medium |
| CN116485189B (en) * | 2023-06-21 | 2023-10-03 | 天津矿智科技有限公司 | Coal mine outburst prevention project progress value calculation method, calculation system, terminal and medium |
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Application publication date: 20150812 |
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