CN106285626A - Gas emission initial velocity measuring device - Google Patents
Gas emission initial velocity measuring device Download PDFInfo
- Publication number
- CN106285626A CN106285626A CN201610676142.9A CN201610676142A CN106285626A CN 106285626 A CN106285626 A CN 106285626A CN 201610676142 A CN201610676142 A CN 201610676142A CN 106285626 A CN106285626 A CN 106285626A
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- China
- Prior art keywords
- gas
- sealing
- hole
- initial velocity
- measurement device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 238000005259 measurement Methods 0.000 claims abstract description 34
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 239000002775 capsule Substances 0.000 claims description 42
- 238000012545 processing Methods 0.000 claims description 22
- 238000007569 slipcasting Methods 0.000 claims description 18
- 238000012546 transfer Methods 0.000 claims description 15
- 239000011148 porous material Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 230000010412 perfusion Effects 0.000 claims description 3
- 238000011897 real-time detection Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 claims description 2
- 210000003437 trachea Anatomy 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000005553 drilling Methods 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000003245 coal Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geophysics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a device for measuring the initial velocity of gas emission, which comprises a hole packer for sealing and drilling a hole to form a gas chamber, a measuring pipe penetrating through the hole packer and extending to the gas chamber, and a data acquisition instrument arranged on the measuring pipe; the data acquisition instrument comprises a wireless data transmission module for wirelessly transmitting acquired data to an external terminal; according to the device for measuring the initial gas emission speed, the wireless data transmission module is implanted into the data acquisition instrument, so that wireless transmission can be realized, manual on-site recording is not needed, the measurement efficiency can be improved, complicated data line connection in the data reading and printing processes is avoided, the wireless data transmission module can be wirelessly connected with an external terminal, and data transmission, sharing and searching are facilitated; the automatic recording mode effectively avoids potential manual modification and human errors, and improves the reliability of the measurement result.
Description
Technical field
The present invention relates to a kind of flow velocity measuring device, particularly to a kind of gas inrush initial velocity measurement device.
Background technology
Coal and gas prominent is one of major casualty of serious threat Safety of Coal Mine Production；In decades, it is entered by China
Go a large amount of and fruitful research, define the comprehensive outburst control system of a set of " quaternity "；Gas inrush initial velocity is
For forecasting coal and gas outburst risk or an important indicator of outburst prevention measures validity check；Drilling gas is gushed out initial velocity
Measure and be usually after end is drilled in coal seam, at the appointed time hole packer is sent into the position away from the suitable distance in boring front,
And seal boring formation gas room, measure the maximum outburst amount of this length-specific gas room.Existing gas inrush initial velocity is surveyed
Determine device include hole packer, through hole packer and extend gas room measure pipe and be located at measure pipe data collecting instrument, data
Acquisition Instrument gathers data on flows and shows, by artificial record on the spot, its determination efficiency is low, is not easy to the transmission of data, shares
With consult, and there is artificial amendment and the possibility artificially made mistakes, the credibility of measurement result is relatively low.
Therefore, for solving the problems referred to above, it is necessary to existing gas inrush initial velocity measurement device is improved, to carry
High assay efficiency, it is simple to the transmission of data, share and consult, is prevented effectively from artificial amendment and artificially makes mistakes, improving measurement result
Credibility.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of gas inrush initial velocity measurement device, mensuration effect can be improved
Rate, it is simple to the transmission of data, share and consult, is prevented effectively from artificial amendment and artificially makes mistakes, improving the credibility of measurement result.
The gas inrush initial velocity measurement device of the present invention, including for seal hole with formed gas room hole packer,
The measurement pipe through hole packer and extending gas room and the data collecting instrument being located at measurement pipe；Described data collecting instrument include for
The data gathered are wirelessly transmitted to the wireless data transfer module of external terminal.
Further, described data collecting instrument also includes processing controller, measures stream pressure in pipe for real-time detection
Pressure transducer and for the power supply powered to each consuming parts, described wireless data transfer module, pressure transducer and power supply
All being connected with processing controller, the pressure signal that described pressure transducer gathers transmits to processing controller and by processing controller
Transmitted to external terminal by wireless data transfer module after being processed as rate signal.
Further, described measurement pipe is provided with throttling pipeline section, and the port of export of described throttling pipeline section connects nozzle, described pressure
Sensor is located in throttling pipeline section.
Further, described data collecting instrument also includes display, and the input of described display is defeated with processing controller
Go out end to be connected.
Further, described data collecting instrument also includes that display lamp, described display lamp are connected with processing controller.
Further, described wireless data transfer module uses bluetooth communication.
Further, described processing controller is single chip computer architecture；Described power supply uses explosion-proof lithium battery.
Further, described hole packer includes the first sealing of hole capsule and the second sealing of hole capsule set gradually along boring direction,
Between described first sealing of hole capsule and the second sealing of hole capsule, there is slip casting gap；This determinator also includes for the first sealing of hole
Capsule and the second sealing of hole capsule inflation inflatable component and for slip casting gap perfusion seal sand slurry slip casting assembly.
Further, described inflatable component includes gas tube, gas force feed device and Pressure gauge；One end of described gas tube passes
Stretch into the second sealing of hole capsule after first sealing of hole capsule, the other end is connected with gas force feed device, and described Pressure gauge is located on gas tube
And detect the atmospheric pressure value in gas tube in real time；The part being positioned in the first sealing of hole capsule on described gas tube is provided with the first inflation
Hole, the part described gas tube being positioned in the second sealing of hole capsule is provided with the second air-filled pore.
Further, described slip casting assembly includes Grouting Pipe and grouting pump, and one end of described Grouting Pipe passes the first hole sealing glue
Extend in slip casting gap after capsule, the other end is connected with grouting pump.
Beneficial effects of the present invention: the gas inrush initial velocity measurement device of the present invention, owing to implanting in data collecting instrument
Wireless data transfer module, it is possible to achieve be wirelessly transferred, it is not necessary to artificial record the most on the spot, can improve determination efficiency, and avoid
Data wire loaded down with trivial details in digital independent and print procedure connects, and wireless data transfer module can carry out wireless company with external terminal
Connect, it is simple to the transmission of data, share and consult；Self registering mode effectively prevent potential artificial amendment and artificially goes out
Mistake, improves the credibility of measurement result.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the Principle of Communication sketch of the data collecting instrument of the present invention.
Detailed description of the invention
Fig. 1 is the structural representation of the present invention, and Fig. 2 is the Principle of Communication sketch of the data collecting instrument of the present invention, such as figure institute
Show: the gas inrush initial velocity measurement device of the present embodiment, including for seal boring 9 with formed gas room 9a hole packer 1,
The measurement pipe 2 through hole packer 1 and extending gas room 9a and the data collecting instrument 3 being located at measurement pipe 2；Described data collecting instrument 3
Including the wireless data transfer module 31 for the data gathered being wirelessly transmitted to external terminal 8；During use, use routine
Method plays a degree of depth and the satisfactory boring of size 9 in coal seam, connects hole packer 1 and measures pipe 2, being sent by hole packer 1
Enter boring 9 precalculated positions and seal boring 9, now forming gas room 9a bottom boring 9 and between hole packer 1, connect and measure pipe 2
With data collecting instrument 3, the boring 9 methane gas data of different time can be measured by data collecting instrument 3；Due to data acquisition
Instrument 3 implants wireless data transfer module 31, it is possible to achieve be wirelessly transferred, it is not necessary to artificial record on the spot, mensuration effect can be improved
Rate, and avoid data wire connection loaded down with trivial details in digital independent and print procedure, wireless data transfer module 31 can be with external end
End 8 carries out wireless connections, it is simple to the transmission of data, shares and consults；Self registering mode effectively prevent potential artificial
Revise and artificially make mistakes, improve the credibility of measurement result.
In the present embodiment, described data collecting instrument 3 also includes processing controller 32, measures gas in pipe 2 for real-time detection
The pressure transducer 33 of flowing pressure and for the power supply 34 powered to each consuming parts, described wireless data transfer module 31, pressure
Force transducer 33 and power supply 34 are all connected with processing controller 32, and the pressure signal transmission that described pressure transducer 33 gathers is to place
Transmitted to external end by wireless data transfer module 31 after managing controller 32 and being processed as rate signal by processing controller 32
End 8；In this mensuration, it is highly important for accurately measuring of methane gas flow velocity, but if directly uses existing
Effusion meter, effusion meter can disturb flow morphology when measuring, and measurement error is big, there is blind area；The data acquisition of this device
Instrument 3 gathers pressure signal by pressure transducer 33, and by data processing algorithm corresponding in processing controller 32 by pressure
Signal is converted into flow velocity signal, simple in construction, and with low cost, easy to use, certainty of measurement is high；Processing controller 32 is single-chip microcomputer
Structure, such as, can be AT89S51 single-chip microcomputer, it is achieved the coding of binary signal；Power supply 34 can use explosion-proof lithium battery, safety system
Number height, it is achieved effectively power；Wireless data transfer module 31 can use bluetooth communication, capacity of resisting disturbance is strong, good confidentiality,
Low in energy consumption；Additionally, described data collecting instrument 3 may also include display 35 and display lamp 36, the input of described display 35 with
The outfan of processing controller 32 is connected, and described display lamp 36 is connected with processing controller 32；Display 35 is LCDs,
Show that measurement result, display lamp 36 are LED in real time, the display state of the most corresponding different parameter；Data collecting instrument 3 each
Parts all can Integrated design on a housing, it is simple to carry, easy and simple to handle；Also can be provided with related key on housing, operate button,
Other receiving terminals can be reached by wireless data transfer module 31 by measuring process data and result.
In the present embodiment, described measurement pipe 2 is provided with the port of export connection of throttling pipeline section 2a, described throttling pipeline section 2a nozzle
5, described pressure transducer 33 is located in throttling pipeline section 2a；Measure pipe 2 to be preferably made, in accident by flexible pipe (such as sebific duct)
Can be folded during amount, be convenient for carrying, in use, it directly can be unclamped, be sent into boring 9 precalculated positions, it is possible to joint
Save pipeline Connection Time, the simultaneously strong adaptability to non-linear boring；Throttling pipeline section 2a with measure pipe 2 separable or one
Change；Throttling pipeline section 2a is provided with restricting element, it is possible to decrease the pressure of methane gas, owing to producing pressure reduction before and after restricting element,
Corresponding pressure reduction can be recorded by pressure transducer 33 and reach to measure the purpose of flow, it is possible to be effectively improved the accurate of mensuration
Degree；Throttling pipeline section 2a matches with respective nozzle 5.
In the present embodiment, described hole packer includes the first sealing of hole capsule 11 and the second envelope set gradually along boring 9 directions
Hole capsule 12, has slip casting gap 9b between described first sealing of hole capsule 11 and the second sealing of hole capsule 12；This determinator also wraps
Include the inflatable component for inflating to the first sealing of hole capsule 11 and the second sealing of hole capsule 12 and for close to slip casting gap 9b perfusion
The slip casting assembly of envelope mortar；Sealing of hole capsule (including the first sealing of hole capsule 11 and the second sealing of hole capsule 12) by expanding and can bore
Hole 9 coordinates, and adapts to boring 9 rough structures, reaches sealing effectiveness；The structure that before and after employing, two sealing of hole capsules coordinate, energy
Enough improve sealing property；Additionally, by between two sealing of hole capsules irrigate seal sand slurry, seal sand slurry fill up slip casting gap 9b and
Rough part between sealing of hole capsule and boring 9 hole walls, it is possible to realize effectively sealing, and can limit grouting region, just
Operation in practice of construction.
In the present embodiment, described inflatable component includes gas tube 41, gas force feed device 42 and Pressure gauge 43；Described gas tube
The second sealing of hole capsule 12 is stretched into after passing the first sealing of hole capsule 11 in one end of 41, the other end is connected with gas force feed device 42, described
Pressure gauge 43 is located on gas tube 41 and detects the atmospheric pressure value in gas tube 41 in real time；It is positioned at the first sealing of hole on described gas tube 41
Part in capsule 11 is provided with the first air-filled pore (not shown), and described gas tube is positioned at the portion in the second sealing of hole capsule 12
It is arranged with the second air-filled pore (not shown)；Gas tube 41 is preferably flexible pipe, the strong adaptability to non-linear boring；Gas
Force feed device 42 can be electronic type or manpower driving, is convenient for carrying；Pressure gauge 43 is easy to supervise the state of hole packer 1
Control；This structure can seal boring 9 quickly and efficiently, improves determination efficiency；First sealing of hole capsule the 11, second sealing of hole capsule 12
Before and after end be equipped with corresponding quick coupling, in order to the connection of associated conduit, prevent sealing of hole capsule from leaking gas simultaneously
Phenomenon；Upper air valve all can be connected on first air-filled pore and the second air-filled pore.
In the present embodiment, described slip casting assembly includes that Grouting Pipe 61 and grouting pump 62, one end of described Grouting Pipe 61 pass
Extend in the 9b of slip casting gap after first sealing of hole capsule 11, the other end is connected with grouting pump 62；Grouting Pipe 62 is preferably flexible pipe, right
The strong adaptability of non-linear boring；Seal sand slurry is poured in the 9b of slip casting gap by grouting pump 62 by Grouting Pipe 61, its structure
Simply, easily realize, be conducive to improving determination efficiency.
Finally illustrating, above example is only in order to illustrate technical scheme and unrestricted, although with reference to relatively
The present invention has been described in detail by good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent, and without deviating from objective and the scope of technical solution of the present invention, it all should be contained at this
In the middle of the right of invention.
Claims (10)
1. a gas inrush initial velocity measurement device, including for sealing the hole packer with formation gas room of holing, through envelope
Hole device also extends measuring pipe and being located at the data collecting instrument measuring pipe of gas room；It is characterized in that: described data collecting instrument bag
Include the wireless data transfer module for the data gathered being wirelessly transmitted to external terminal.
Gas inrush initial velocity measurement device the most according to claim 1, it is characterised in that: described data collecting instrument also wraps
Include processing controller, measure the pressure transducer of stream pressure in pipe for real-time detection and for powering to each consuming parts
Power supply, described wireless data transfer module, pressure transducer and power supply be all connected with processing controller, and described pressure transducer is adopted
The pressure signal transmission of collection is processed as after rate signal by wireless data transmission mould to processing controller and by processing controller
Block transmission is to external terminal.
Gas inrush initial velocity measurement device the most according to claim 2, it is characterised in that: described measurement pipe is provided with throttling
Pipeline section, the port of export of described throttling pipeline section connects has nozzle, described pressure transducer to be located in throttling pipeline section.
Gas inrush initial velocity measurement device the most according to claim 3, it is characterised in that: described data collecting instrument also wraps
Including display, the input of described display is connected with the outfan of processing controller.
Gas inrush initial velocity measurement device the most according to claim 4, it is characterised in that: described data collecting instrument also wraps
Including display lamp, described display lamp is connected with processing controller.
Gas inrush initial velocity measurement device the most according to claim 2, it is characterised in that: described wireless data transmission mould
Block uses bluetooth communication.
Gas inrush initial velocity measurement device the most according to claim 2, it is characterised in that: described processing controller is single
Sheet machine structure；Described power supply uses explosion-proof lithium battery.
8. according to the gas inrush initial velocity measurement device described in any one of claim 1 to 7, it is characterised in that: described sealing of hole
Device includes the first sealing of hole capsule and the second sealing of hole capsule set gradually along boring direction, described first sealing of hole capsule and the second envelope
There is between the capsule of hole slip casting gap；This determinator also includes for inflating to the first sealing of hole capsule and the second sealing of hole capsule
Inflatable component and for slip casting gap perfusion seal sand slurry slip casting assembly.
Gas inrush initial velocity measurement device the most according to claim 8, it is characterised in that: described inflatable component includes filling
Trachea, gas force feed device and Pressure gauge；One end of described gas tube is through stretching into the second sealing of hole capsule, another after the first sealing of hole capsule
One end is connected with gas force feed device, and described Pressure gauge is located on gas tube and detects the atmospheric pressure value in gas tube in real time；Described fill
The part being positioned in the first sealing of hole capsule on trachea is provided with the first air-filled pore, described gas tube is positioned in the second sealing of hole capsule
Part is provided with the second air-filled pore.
Gas inrush initial velocity measurement device the most according to claim 9, it is characterised in that: described slip casting assembly includes
Grouting Pipe and grouting pump, one end of described Grouting Pipe through extending in slip casting gap after the first sealing of hole capsule, the other end and slip casting
Pump is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610676142.9A CN106285626B (en) | 2016-08-16 | 2016-08-16 | Gas emission initial velocity measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610676142.9A CN106285626B (en) | 2016-08-16 | 2016-08-16 | Gas emission initial velocity measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106285626A true CN106285626A (en) | 2017-01-04 |
| CN106285626B CN106285626B (en) | 2020-02-11 |
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ID=57679230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610676142.9A Active CN106285626B (en) | 2016-08-16 | 2016-08-16 | Gas emission initial velocity measuring device |
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| Country | Link |
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| CN (1) | CN106285626B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608637A (en) * | 2022-02-10 | 2022-06-10 | 浙江探芯科技有限公司 | Data receiving equipment, system and method for detecting capsule |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201687464U (en) * | 2010-06-02 | 2010-12-29 | 平顶山市碧源科技有限公司 | Drilling gas inrush initial velocity measurement device |
| CN102121376A (en) * | 2010-01-11 | 2011-07-13 | 河南理工大学 | Intelligent coal seam gas pressure tester |
| CN203644127U (en) * | 2013-11-14 | 2014-06-11 | 西安上尚机电有限公司 | Mechanical structure of pipeline card metering switch |
| CN204827340U (en) * | 2015-06-15 | 2015-12-02 | 华北科技学院 | Novel capsule hole packer |
| CN105735967A (en) * | 2016-04-12 | 2016-07-06 | 中国矿业大学 | Method for measuring initial emission velocity of gas from drill hole |
-
2016
- 2016-08-16 CN CN201610676142.9A patent/CN106285626B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121376A (en) * | 2010-01-11 | 2011-07-13 | 河南理工大学 | Intelligent coal seam gas pressure tester |
| CN201687464U (en) * | 2010-06-02 | 2010-12-29 | 平顶山市碧源科技有限公司 | Drilling gas inrush initial velocity measurement device |
| CN203644127U (en) * | 2013-11-14 | 2014-06-11 | 西安上尚机电有限公司 | Mechanical structure of pipeline card metering switch |
| CN204827340U (en) * | 2015-06-15 | 2015-12-02 | 华北科技学院 | Novel capsule hole packer |
| CN105735967A (en) * | 2016-04-12 | 2016-07-06 | 中国矿业大学 | Method for measuring initial emission velocity of gas from drill hole |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608637A (en) * | 2022-02-10 | 2022-06-10 | 浙江探芯科技有限公司 | Data receiving equipment, system and method for detecting capsule |
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| CN106285626B (en) | 2020-02-11 |
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