CN104133048A - Gas extraction-exhaust multiparameter monitoring device for mine - Google Patents
Gas extraction-exhaust multiparameter monitoring device for mine Download PDFInfo
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- CN104133048A CN104133048A CN201410377318.1A CN201410377318A CN104133048A CN 104133048 A CN104133048 A CN 104133048A CN 201410377318 A CN201410377318 A CN 201410377318A CN 104133048 A CN104133048 A CN 104133048A
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Abstract
A gas extraction-exhaust multiparameter monitoring device for a mine comprises a casing, a main pipe, a handle, a gas probe, a carbon monoxide probe, a closed gas chamber, a gas chamber gas guiding interface, a hole plate high pressure gas taking port and negative pressure interface, a temperature probe interface, a hole plate low pressure gas taking port, a gas chamber gas outlet, a hole plate and a circuit board; the circuit board is mounted on the inner wall of the casing, the main pipe from left to right is provided with a gas chamber gas inlet, the hole plate high pressure gas taking port and negative pressure interface, the temperature probe interface, the hole plate low pressure gas taking port and the gas chamber gas outlet; the hole plate installed in the interior of the main pipe; the closed gas chamber is fixed by the gas chamber gas inlet and is communicated with the main pipe, the gas probe and the carbon monoxide probe are fixedly mounted on the inner wall of the closed gas chamber, the gas probe and the carbon monoxide probe are respectively electrically connected with the circuit board, and the upper part of the side wall of the closed gas chamber is provided with the gas chamber gas guiding interface; the gas extraction-exhaust multiparameter monitoring device has the advantages of low power consumption, simple wiring mode, simple structure, convenient installation, and stable, reliable measurement of gas flow.
Description
Technical field
The present invention relates to industrial and mineral security fields, particularly relate to a kind of coal-mine gas parameter monitor device.
Background technology
In tradition control of coalmine gas, essential to the monitoring of every data in gas drainage pipe, pipe temperature, pipeline pressure, pipeline flow, pipeline gas density etc. data are the basic basis in governance process.These data are uploaded to supervisory system in time, can effectively process the accident in extraction process, improve mine safety, get rid of mine safety accidents.The measurement of basic data depends on various mine sensors, in coal industry technical standard, also every kind of sensor has been made to unified standard, and manufacturer need to require to carry out design and production in strict accordance with respective sensor rower.
Adopt various sensors to carry out the monitoring of the parameter measurements such as gas flow, temperature, gas density, negative pressure and carbonomonoxide concentration, need on gas drainage pipe, open various perforates for various sensor measurements, very inconvenient when installing and using.Multiple sensors is worked high in power consumption simultaneously, and wire laying mode is also complicated, is subject in addition the impact of temperature, pressure, and the measured value of gas flow is stable not, reliable.
Summary of the invention
The object of this invention is to provide a kind of mining gas discharging multi-parameter monitoring device, for solving, on gas drainage pipe, open various perforates for various sensor measurements, very inconvenient technical matters when installing and using, and multiple sensors is worked high in power consumption simultaneously, wire laying mode is also complicated, in addition be subject to the impact of temperature, pressure, stable not, the reliable technical matters of the measured value of gas flow.
A mining gas discharging multi-parameter monitoring device, comprises housing, main line, handle, gas probe, carbon monoxide probe, sealed gas chamber, air chamber air guide interface, orifice plate high pressure air hatch and negative pressure interface, temp probe interface, orifice plate low pressure air hatch, air chamber gas outlet, orifice plate, circuit board;
Circuit board is arranged on the inwall of housing, offers successively from left to right air inlet of air chamber, orifice plate high pressure air hatch and negative pressure interface, temp probe interface, orifice plate low pressure air hatch, air chamber gas outlet on main line; Orifice plate is arranged on the inside of main line;
On the lower surface of sealed gas chamber, have the hole corresponding with air inlet of air chamber, sealed gas chamber is fixed by air inlet of air chamber and is communicated with main line ventilation, on the inwall of sealed gas chamber, be installed with gas probe, carbon monoxide probe, gas probe and carbon monoxide probe are electrically connected to circuit board respectively, the top of the sidewall of sealed gas chamber offers air chamber air guide interface, between air chamber air guide interface and air chamber gas outlet, by soft air-guide pipe, is connected.
Described orifice plate is positioned at the centre position of temp probe interface, orifice plate low pressure air hatch.
Described orifice plate high pressure air hatch and negative pressure interface, temp probe interface, three interfaces of orifice plate low pressure air hatch are all hermetically-sealed construction, and sealed gas chamber is connected by seal ring seal with air inlet of air chamber.
The first interface of described orifice plate high pressure air hatch and negative pressure interface connecting tee, the second interface of threeway connects the first air pressure interface of differential pressure pickup, and the 3rd interface of threeway connects negative pressure probe, and orifice plate low pressure air hatch connects the second air pressure interface of differential pressure pickup;
Differential pressure pickup is electrically connected to circuit board;
Negative pressure probe is electrically connected to circuit board;
In temp probe interface, temp probe is installed, temp probe is electrically connected to circuit board;
Described gas probe is for the content of probe gas gas; Carbon monoxide probe is for the content of probe gas carbon monoxide; Orifice plate high pressure air hatch and negative pressure interface, orifice plate low pressure air hatch coordinate the flow of gas in monitoring main line with differential pressure pickup, the temperature of temp probe interface for temp probe gas-monitoring are installed.
Beneficial effect of the present invention is analyzed as follows, and the mode that adopts various sensors to measure need to be opened various perforates for various sensor measurements on gas drainage pipe, very inconvenient when installing and using.Multiple sensors is worked simultaneously, than the metering system of this All-in-One of mining gas discharging multi-parameter sensor, in power consumption, obviously much higher, and wire laying mode is also not as multi-parameter sensor seems simple.
Mining gas discharging multi-parameter sensor can be monitored the parameter that comprises gas flow, temperature, gas density, negative pressure and carbonomonoxide concentration, and one-step installation can equivalent multiple sensors be used, and has equally measured value and shows and measured value upload function.In gas drainage multi-parameter sensor pipeline, a standard orifice plate has been installed in advance, for gas flow in measuring channel, compare with ordinary flux sensors, when flow is carried out to pressure and temperature compensation, force value and the temperature value that only need to measure according to self, without in measuring flow, for flow sensor integrated pressure and temperature measurement function, avoid causing equipment waste.
Below in conjunction with accompanying drawing, mining gas discharging multi-parameter monitoring device of the present invention is described further.
Accompanying drawing explanation
Fig. 1 be mining gas discharging multi-parameter monitoring device of the present invention face inner structure schematic diagram;
Fig. 2 is the front elevation of mining gas discharging multi-parameter monitoring device of the present invention;
Fig. 3 is the rear view of mining gas discharging multi-parameter monitoring device of the present invention;
Fig. 4 is the right view of mining gas discharging multi-parameter monitoring device of the present invention;
Fig. 5 is the left view of mining gas discharging multi-parameter monitoring device of the present invention.
In Fig. 1 to Fig. 5, the meaning of each label is: 1-housing, 2-display window, 3-main line, 4-handle, 5-rear panel, 6-power switch, 7-power rows is inserted, 8-signal output row is inserted, 9-gas probe, 10-carbon monoxide probe, 11-sealed gas chamber, 12-air chamber air guide interface, 13, orifice plate high pressure air hatch and negative pressure interface, 14-temp probe interface, 15-orifice plate low pressure air hatch, 16-air chamber gas outlet, 17-orifice plate, 18-air inlet of air chamber, 19-circuit board, above-mentioned Fig. 1 is the front panel that unloads lower house 1, and the schematic diagram that main line 3 position corresponding with the inner orifice plate of installing cut open.
Embodiment
As shown in Figure 1, mining gas discharging multi-parameter monitoring device of the present invention comprises housing 1, main line 3, handle 4, gas probe 9, carbon monoxide probe 10, sealed gas chamber 11, air chamber air guide interface 12, orifice plate high pressure air hatch and negative pressure interface 13, temp probe interface 14, orifice plate low pressure air hatch 15, air chamber gas outlet 16, orifice plate 17, circuit board 19, and in figure, direction shown in arrow is gas flow;
Housing 1 is fixedly connected with main line 3, handle 4 is fixedly mounted on main line 3, and gas probe 9, carbon monoxide probe 10, sealed gas chamber 11, air chamber air guide interface 12, orifice plate high pressure air hatch and negative pressure interface 13, temp probe interface 14, orifice plate low pressure air hatch 15, air chamber gas outlet 16, orifice plate 17, air inlet of air chamber 18 and circuit board 19 are all positioned at the inside of housing 1; Circuit board 19 is arranged on the inwall of housing 1, offers successively from left to right air inlet of air chamber 18, orifice plate high pressure air hatch and negative pressure interface 13, temp probe interface 14, orifice plate low pressure air hatch 15, air chamber gas outlet 16 on main line 3;
Orifice plate 17 is arranged on the inside of main line 3, and is positioned at the centre position of temp probe interface 14, orifice plate low pressure air hatch 15;
On the lower surface of sealed gas chamber 11, have the hole corresponding with air inlet of air chamber 18, sealed gas chamber 11 is fixed by air inlet of air chamber 18 and is communicated with main line 3 ventilations, on the inwall of sealed gas chamber 11, be installed with gas probe 9, carbon monoxide probe 10, gas probe 9 and carbon monoxide probe 10 are electrically connected to circuit board 19 respectively, the top of the sidewall of sealed gas chamber 11 offers air chamber air guide interface 12, between air chamber air guide interface 12 and air chamber gas outlet 16, by soft air-guide pipe, be connected
The first interface of orifice plate high pressure air hatch and negative pressure interface 13 connecting tees, the second interface of threeway connects the first air pressure interface of differential pressure pickup, and the 3rd interface of threeway connects negative pressure probe, and orifice plate low pressure air hatch 15 connects the second air pressure interface of differential pressure pickup;
Differential pressure pickup is electrically connected to circuit board 19;
Negative pressure probe is electrically connected to circuit board 19;
In temp probe interface 14, temp probe is installed, temp probe is electrically connected to circuit board 19;
Orifice plate high pressure air hatch and negative pressure interface 13, temp probe interface 14,15 3 interfaces of orifice plate low pressure air hatch are all hermetically-sealed construction, and sealed gas chamber 11 is connected by sealing ring with air inlet of air chamber 18, makes stuffiness between main line 3 and housing 1.
Gas probe 9 content for probe gas gas; Carbon monoxide probe 10 content for probe gas carbon monoxide; Orifice plate high pressure air hatch and negative pressure interface 13, orifice plate low pressure air hatch 15 coordinate the flow of gas in monitoring main line 3 with differential pressure pickup, temp probe interface 14 is for installing the temperature of temp probe gas-monitoring, for the compensation that gas flow is calculated, reduce the impact of temperature on gas flow monitoring;
Air inlet of air chamber 18, sealed gas chamber 11, air chamber air guide interface 12, soft air-guide pipe, air chamber gas outlet 16 form a gas passage, and because air inlet of air chamber 18, air chamber air guide interface 12 lay respectively at the arranged on left and right sides of orifice plate 17, the draught head that orifice plate 17 front and back form drives gas communication in sealed gas chamber 11;
Sealed gas chamber 11 is set separately, and the trouble that gas probe 9,10 monitorings of carrying out gas blanket part of carbon monoxide probe have avoided directly offering interface on main line 3 is set sealed gas chamber 11 is interior, also avoid gas probe 9, carbon monoxide to pop one's head in 10 observation processes simultaneously and produced heat, thus the monitoring of impact to gas flow.
As shown in Figure 2, be provided with display window 2 on the front panel of mining gas discharging multi-parameter monitoring device of the present invention, display window 2 is for showing the concrete numerical value of the various parameters of monitoring.
As shown in Figure 3, mining gas discharging multi-parameter monitoring device of the present invention comprises rear panel 5.
As shown in Figure 4, in the right panel of mining gas discharging multi-parameter monitoring device of the present invention, be provided with that power switch 6, power rows insert 7, signal output row inserts 8, respectively at circuit board 19, be electrically connected to.
As shown in Figure 5, be the left view of mining gas discharging multi-parameter monitoring device of the present invention.
Two of the left and right end face (the gas flow Inbound of take in Fig. 1 is as left) that can be found out housing 1 by Fig. 4, Fig. 5 has U-shaped mouth, the port that has left and right directions on the lower surface of corresponding housing 1 is corresponding with two U-shaped mouths, thereby can make housing 1 match and be fixed together with main line 3.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under the prerequisite of spirit not departing from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention, all should fall in the definite protection domain of the claims in the present invention book.
Claims (5)
1. a mining gas discharging multi-parameter monitoring device, comprise housing (1), main line (3), handle (4), characterized by further comprising gas probe (9), carbon monoxide probe (10), sealed gas chamber (11), air chamber air guide interface (12), orifice plate high pressure air hatch and negative pressure interface (13), temp probe interface (14), orifice plate low pressure air hatch (15), air chamber gas outlet (16), orifice plate (17), circuit board (19);
Circuit board (19) is arranged on the inwall of housing (1), offers successively from left to right air inlet of air chamber (18), orifice plate high pressure air hatch and negative pressure interface (13), temp probe interface (14), orifice plate low pressure air hatch (15), air chamber gas outlet (16) on main line (3); Orifice plate (17) is arranged on the inside of main line (3);
On the lower surface of sealed gas chamber (11), have the hole corresponding with air inlet of air chamber (18), sealed gas chamber (11) is fixed by air inlet of air chamber (18) and is communicated with main line (3) ventilation, on the inwall of sealed gas chamber (11), be installed with gas probe (9), carbon monoxide probe (10), gas probe (9) and carbon monoxide probe (10) are electrically connected to circuit board (19) respectively, the top of the sidewall of sealed gas chamber (11) offers air chamber air guide interface (12), between air chamber air guide interface (12) and air chamber gas outlet (16), by soft air-guide pipe, be connected.
2. mining gas discharging multi-parameter monitoring device according to claim 1, is characterized in that, described orifice plate (17) is positioned at the centre position of temp probe interface (14), orifice plate low pressure air hatch (15).
3. mining gas discharging multi-parameter monitoring device according to claim 2, it is characterized in that, described orifice plate high pressure air hatch and negative pressure interface (13), temp probe interface (14), (15) three interfaces of orifice plate low pressure air hatch are all hermetically-sealed construction, and sealed gas chamber (11) is connected by seal ring seal with air inlet of air chamber (18).
4. mining gas discharging multi-parameter monitoring device according to claim 3, it is characterized in that, the first interface of described orifice plate high pressure air hatch and negative pressure interface (13) connecting tee, the second interface of threeway connects the first air pressure interface of differential pressure pickup, the 3rd interface of threeway connects negative pressure probe, and orifice plate low pressure air hatch (15) connects the second air pressure interface of differential pressure pickup;
Differential pressure pickup is electrically connected to circuit board (19);
Negative pressure probe is electrically connected to circuit board (19);
Temp probe is installed in temp probe interface (14), and temp probe is electrically connected to circuit board (19).
5. mining gas discharging multi-parameter monitoring device according to claim 4, is characterized in that, described gas probe (9) is for the content of probe gas gas; Carbon monoxide probe (10) is for the content of probe gas carbon monoxide; Orifice plate high pressure air hatch and negative pressure interface (13), orifice plate low pressure air hatch (15) coordinate the flow of gas in monitoring main line (3) with differential pressure pickup, temp probe interface (14) is for installing the temperature of temp probe gas-monitoring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410377318.1A CN104133048B (en) | 2014-08-01 | 2014-08-01 | Mining gas discharging multi-parameter monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410377318.1A CN104133048B (en) | 2014-08-01 | 2014-08-01 | Mining gas discharging multi-parameter monitoring device |
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| Publication Number | Publication Date |
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| CN104133048A true CN104133048A (en) | 2014-11-05 |
| CN104133048B CN104133048B (en) | 2016-11-23 |
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| CN201410377318.1A Active CN104133048B (en) | 2014-08-01 | 2014-08-01 | Mining gas discharging multi-parameter monitoring device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105572307A (en) * | 2016-01-28 | 2016-05-11 | 河北先河环保科技股份有限公司 | Calibration tool for gas sensors and calibration method |
| CN106052787A (en) * | 2016-06-27 | 2016-10-26 | 武汉新烽光电股份有限公司 | Doppler flowmeter capable of rapidly cleaning and scrubbing surface of probe |
| CN108150221A (en) * | 2017-12-06 | 2018-06-12 | 山西宏安翔科技股份有限公司 | A kind of mineral multi-parameter monitor |
| CN110286200A (en) * | 2019-06-28 | 2019-09-27 | 重庆光可巡科技有限公司 | A kind of the integral type measurement cavity body structure and measuring instrument of mining gas discharging multi-parameter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106052787A (en) * | 2016-06-27 | 2016-10-26 | 武汉新烽光电股份有限公司 | Doppler flowmeter capable of rapidly cleaning and scrubbing surface of probe |
| CN108150221A (en) * | 2017-12-06 | 2018-06-12 | 山西宏安翔科技股份有限公司 | A kind of mineral multi-parameter monitor |
| CN110286200A (en) * | 2019-06-28 | 2019-09-27 | 重庆光可巡科技有限公司 | A kind of the integral type measurement cavity body structure and measuring instrument of mining gas discharging multi-parameter |
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