CN105909301A - Intelligent slag discharging and water discharging device and system for gas extraction pipeline - Google Patents
Intelligent slag discharging and water discharging device and system for gas extraction pipeline Download PDFInfo
- Publication number
- CN105909301A CN105909301A CN201610250861.4A CN201610250861A CN105909301A CN 105909301 A CN105909301 A CN 105909301A CN 201610250861 A CN201610250861 A CN 201610250861A CN 105909301 A CN105909301 A CN 105909301A
- Authority
- CN
- China
- Prior art keywords
- water
- grain slag
- electromagnetic valve
- slag
- gas extraction
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
Abstract
The invention discloses an intelligent slag discharging and water discharging device and system for a gas extraction pipeline. The device comprises a water and slag flow guide pipe, a water and slag storage tank, a water level monitor, a water and slag discharging pump, a first electromagnetic valve, a second electromagnetic valve and a signal processor, wherein the top of the water and slag storage tank is provided with a water and slag inlet; the bottom of the water and slag storage tank is provided with a water and slag discharging opening; the water and slag flow guide pipe is in a funnel shape; the upper end of the water and slag flow guide pipe communicates with the gas extraction pipeline; the lower end of the water and slag flow guide pipe communicates with the water and slag inlet; the water and slag discharging opening is connected with the water and slag discharging pump through the first electromagnetic valve; the water and slag discharging pump is connected with a compressed air pipeline through the second electromagnetic valve; the water level monitor is arranged in the water and slag storage tank, and is connected with the signal processor; and the signal processor is connected with the first electromagnetic valve and the second electromagnetic valve. The intelligent slag discharging and water discharging system is formed by installing a plurality of slag discharging and water discharging devices on the gas extraction main pipeline. The system shares one signal processor. The device and the system provided by the invention have the advantages that the structure is simple; safety and intelligence are realized; the slag discharging power is sufficient; and the device and the system are applicable to high-negative-pressure extraction and high-water-content coal seam drilling.
Description
Technical field
The present invention relates to a kind of deslagging jettison gear, particularly relate to a kind of methane gas extraction pipeline intelligence deslagging and discharge water dress
Put and system, belong to mining equipment field.
Background technology
In order to administer coal-bed gas, a large amount of extraction boreholes of coal mine underground construction.Lead in a large number owing to coal seam being contained
Water crack gap, during extraction, the water in coal seam can be through drilling in extraction pipeline, and these water are mingled with
Ickings, at up section of pipeline and bending section, accumulation easily occurs, cause the loss of extraction negative pressure, reduce and take out
Adopt efficiency.
For a long time, in methane gas extraction pipeline, hydrops mainly uses artificial tailrace to carry out draining, workload is big,
Labor intensity is high, and can not reach the purpose discharged water continuously.At present, the most eurypalynous existing automatic water drainage device should
For mine gas extraction system, but fail because there is problems with to be pushed away in mine extraction system comprehensively
Wide application: (1) ability that discharges water is little, and the efficiency that discharges water the place that hydrops is big does not catches up with；(2) service life is short,
Owing to mine water degree of calcification is high, being mingled with mineral nitrogen ickings, tradition automatic water drainage device parts precision is high, hard water simultaneously
Easily cause component corrosion, inefficacy, cause tailrace normally to work；(3) scope of application limitation is big, existing
Automatic water drainage device parts rely primarily on buoyancy and combine the principle realization of magnetic force change interior of the container pressure state
Automatic draining, when system negative pressure is widely varied, automatic water drainage device can not normally work, especially
Under the conditions of high negative pressure, it is impossible to solve the difficult problem that pipeline grain slag separates with gas.
Chinese patent CN203008967U discloses a kind of pipeline hydrops intelligence tapping equipment, by controlling electromagnetism
Valve, it is achieved hydrops and water-proof function.But it is waterproof only relies on action of gravity, without external deslagging power, it is impossible to
Solve the problem that coal slime precipitation too much causes water discharging valve to block；Chinese patent application CN104727848A is public
Open the automatic water drainage device of a kind of mine gas extraction pipe, used operated pneumatic valve control intake and exhaust and discharge water, but deposit
In the problem controlling to postpone, deslagging is short of power.
Summary of the invention
It is an object of the invention to provide a kind of methane gas extraction pipeline intelligence deslagging jettison gear, deslagging can be accelerated and discharge water
Speed, improves the ability that discharges water, and strengthens draining, slag power, increases the service life.
It is a further object of the present invention to provide the system that above-mentioned methane gas extraction pipeline intelligence deslagging jettison gear is constituted.
For achieving the above object, a kind of methane gas extraction pipeline intelligence deslagging jettison gear of the present invention, including grain slag
At mozzle, grain slag storage tank, water level monitor, grain slag emptying pump, electromagnetic valve I, electromagnetic valve II and signal
Reason device；Described grain slag storage tank top is provided with grain slag entrance, is provided with water bottom described grain slag storage tank
Slag floss hole, described grain slag mozzle is funnel-form, and grain slag mozzle upper end connects with methane gas extraction pipeline,
Grain slag mozzle lower end connects with described grain slag entrance, and described grain slag floss hole passes through electromagnetic valve I and grain slag
Emptying pump is connected；Described grain slag emptying pump is connected with air line by electromagnetic valve II, and described water level monitor erects
Directly it is arranged in grain slag storage tank, and is connected with signal processor by signal transmssion line；Described signal processing
Device is connected with electromagnetic valve I and electromagnetic valve II by signal transmssion line.
The bleed pressure of described air line is 0.1～0.6MPa, preferably 0.2MPa.
Described grain slag storage tank top is cylinder, and bottom is cone, described cylinder and described circle
The floor space of cone is equal.
The control principle of above-mentioned methane gas extraction pipeline intelligence deslagging jettison gear is: when water level monitor shows grain slag
When in storage tank, water level is higher than preset water level height H1, signal processor opens solenoid valve I and electromagnetic valve II；
When in water level monitor display grain slag storage tank, water level is less than preset water level height H2, signal processor first closes
Close electromagnetic valve II, be then shut off electromagnetic valve I.
A kind of methane gas extraction pipeline intelligence deslagging drainage system, arranges at least three watt on gas pumping main line
This extraction pipeline deslagging jettison gear, the water level monitor on each described device, electromagnetic valve I, electromagnetic valve
II is all connected with same signal processor.Its control principle is: as N1#Water level monitor display N1#
When in grain slag storage tank, water level is higher than preset water level height H1, signal processor opens N1 simultaneously#Electromagnetic valve I
And N1#Electromagnetic valve II；Work as N1#In water level monitor display grain slag storage tank, water level is less than preset water level height
During H2, signal processor first closes N1#Electromagnetic valve II, is then shut off N1#Electromagnetic valve I.
The method have the advantages that
1) by increasing the sectional area of grain slag introducing port, it is achieved that high negative pressure Water Under and cinder enter smoothly
To grain slag storage tank, it is particularly suited for high negative pressure extraction and high-moisture coal bed drilling；
2) by the height of water level in signal processor monitoring grain slag storage tank, automatically control two electromagnetic valves and open
Opening, it is achieved that intelligent drainage function, deslagging, simple and reliable for structure, efficiency is high；
3) using intelligent grain slag emptying pump, deslagging power foot, the speed that discharges water is fast, and the ability that discharges water is strong, and dynamic
Power comes from underground pressure air system, safe and reliable.
Accompanying drawing explanation
Fig. 1 is a kind of methane gas extraction pipeline intelligence deslagging jettison gear structural representation of the present invention；
Fig. 2 is a kind of methane gas extraction pipeline intelligence deslagging drainage system schematic diagram of the present invention.
In figure: 1-grain slag mozzle；2-grain slag storage tank；3-water level monitor；4-electromagnetic valve I；5-electromagnetic valve
Ⅱ；6-grain slag emptying pump；7-signal processor；8-grain slag entrance；9-grain slag floss hole；10-gas pumping pipe
Road；11-air line.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings:
As it is shown in figure 1, a kind of methane gas extraction pipeline intelligence deslagging jettison gear of the present invention, including grain slag water conservancy diversion
Pipe 1, grain slag storage tank 2, water level monitor 3, grain slag emptying pump 6, electromagnetic valve I 4, electromagnetic valve II 5 and
Signal processor 7；
Described grain slag storage tank 2 top is provided with grain slag entrance 8, arranges bottom described grain slag storage tank 2
Having grain slag floss hole 9, described grain slag storage tank 2 top is cylinder, a diameter of 1.2m, and height is 0.8m,
Bottom is cone, and diameter is also 1.2m, and whole tank body height is 1.6m；Described grain slag mozzle 1 in
Funnel-form, grain slag mozzle 1 upper end connects with methane gas extraction pipeline 10, and grain slag mozzle 1 lower end is with described
Grain slag entrance 8 connect, described grain slag floss hole 9 is connected with grain slag emptying pump 6 by electromagnetic valve I 4.
Grain slag emptying pump 6 use the gas on underground pressure air pipeline as power, by electromagnetic valve II 5 and air line
11 are connected.Bleed pressure used is 0.1～0.6MPa, is 0.2MPa in the present embodiment.Lead by increasing grain slag
The sectional area of entrance, can realize high negative pressure Water Under and cinder enters into grain slag storage tank 2 smoothly.
Described water level monitor 3 is vertically arranged in grain slag storage tank 2, and by signal transmssion line and signal
Processor 7 is connected.Signal processor 7 is connected with electromagnetic valve I 4 and electromagnetic valve II 5 by signal transmssion line.
Water level monitor 3 all passes through for detecting the water level in grain slag storage tank 2, electromagnetic valve I 4 and electromagnetic valve II 5
Signal processor 7 controls, can be according to the water level in grain slag storage tank 2, automatic opening/closing control, it is achieved gas pumping
The intelligent discharge of hydrops in pipeline.
Its control principle is: when in water level monitor 3 shows grain slag storage tank 2, water level is higher than 1.4m, letter
Number processor 7 opens solenoid valve I 4 and electromagnetic valve II 5, now high-pressure air source drives grain slag emptying pump 6 to transport
Turn, the cinder being especially positioned at cone in tank body is discharged；When water level monitor 3 shows grain slag storage tank
When in 2, water level is less than 0.3m, signal processor 7 first closes electromagnetic valve II 5, and now grain slag emptying pump 6 stops
Operating, in pipeline, water relies on inertia to flow out the most on a small quantity, closes electromagnetic valve I 4 after 5s.
In order to build methane gas extraction pipeline intelligence deslagging drainage system, gas pumping main line arranges at least three
Individual methane gas extraction pipeline deslagging jettison gear.The present embodiment is provided with the deslagging that 30 spacing are 50m discharge water
Device, as in figure 2 it is shown, be separately installed with 1 water level monitor, 1 electromagnetic valve I on these devices, 1
Individual electromagnetic valve II, above-mentioned 30 water level monitors, 30 electromagnetic valves I and 30 electromagnetic valves II are all with same
Signal processor is connected.Its control principle is: as N1#Water level monitor display N1#Water in grain slag storage tank
When position is higher than preset water level height 1.4m, signal processor opens N1 simultaneously#Electromagnetic valve I and N1#Electromagnetic valve
II, now high-pressure air source drives the operating of grain slag emptying pump, is arranged the cinder being especially positioned at cone in tank body
Go out；Work as N1#When in water level monitor display grain slag storage tank, water level is less than preset water level height 0.3m, signal
Processor first cuts out N1#Electromagnetic valve II, is then shut off N1#Electromagnetic valve I.N2#Discharge water Deng remaining 29 deslagging
Device and N1#The mode of operation of deslagging jettison gear is identical, and starts simultaneously at work.This signal processor can be same
Time control the work of 30 intelligent deslagging jettison gears, it is achieved that efficiently control.Use the discharge of intelligent small grain slag
Pump, deslagging power foot, and power come from underground pressure air system, safe and reliable.
Claims (5)
1. a methane gas extraction pipeline intelligence deslagging jettison gear, it is characterised in that include grain slag mozzle (1),
Grain slag storage tank (2), water level monitor (3), grain slag emptying pump (6), electromagnetic valve I (4), electromagnetic valve II
And signal processor (7) (5)；Described grain slag storage tank (2) top is provided with grain slag entrance (8), institute
Grain slag storage tank (2) bottom stated is provided with grain slag floss hole (9), and described grain slag mozzle (1) is in leakage
Bucket-shaped, grain slag mozzle (1) upper end connects with methane gas extraction pipeline (10), grain slag mozzle (1) lower end
Connecting with described grain slag entrance (8), described grain slag floss hole (9) passes through electromagnetic valve I (4) and institute
The grain slag emptying pump (6) stated is connected；Described grain slag emptying pump (6) is by electromagnetic valve II (5) and pressure wind
Pipeline (11) is connected；Described water level monitor (3) is vertically arranged in grain slag storage tank (2), and passes through
Signal transmssion line is connected with signal processor (7)；Described signal processor (7) by signal transmssion line with
Electromagnetic valve I (4) is connected with electromagnetic valve II (5).
Methane gas extraction pipeline intelligence deslagging jettison gear the most according to claim 1, it is characterised in that
The bleed pressure of described air line (11) is 0.1～0.6MPa.
Methane gas extraction pipeline intelligence deslagging jettison gear the most according to claim 2, it is characterised in that
The bleed pressure of described air line (11) is 0.2MPa.
4. according to the methane gas extraction pipeline intelligence deslagging jettison gear described in any one of claims 1 to 3, its
Being characterised by, described grain slag storage tank (2) top is cylinder, and bottom is cone, described cylinder
The floor space of body and described cone is equal.
5. a methane gas extraction pipeline intelligence deslagging drainage system, it is characterised in that: at gas pumping main line
On the methane gas extraction pipeline intelligence deslagging jettison gear described at least three claim 1 is set, each described
Water level monitor (3), electromagnetic valve I (4) and electromagnetic valve II (5) on deslagging jettison gear are all with same
Signal processor (7) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610250861.4A CN105909301A (en) | 2016-04-21 | 2016-04-21 | Intelligent slag discharging and water discharging device and system for gas extraction pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610250861.4A CN105909301A (en) | 2016-04-21 | 2016-04-21 | Intelligent slag discharging and water discharging device and system for gas extraction pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105909301A true CN105909301A (en) | 2016-08-31 |
Family
ID=56746848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610250861.4A Pending CN105909301A (en) | 2016-04-21 | 2016-04-21 | Intelligent slag discharging and water discharging device and system for gas extraction pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105909301A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837407A (en) * | 2017-03-02 | 2017-06-13 | 河南理工大学 | A kind of methane gas extraction pipeline continuous and automatic drain slag-discharging |
| CN113137269A (en) * | 2021-05-25 | 2021-07-20 | 重庆工程职业技术学院 | Extended diversion type mine gas accelerated discharge system |
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| SU1610050A1 (en) * | 1987-12-02 | 1990-11-30 | Всесоюзный научно-исследовательский институт организации и механизации шахтного строительства | Arrangement for automatic removal of water from degasification pipeline |
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| CN201148879Y (en) * | 2007-12-14 | 2008-11-12 | 王长锋 | Mash gas pumping and draining pipeline automatic slag discharging drainage device |
| CN201486589U (en) * | 2009-08-20 | 2010-05-26 | 淮南矿业(集团)有限责任公司 | Automatic water drainage device for coal-mine gas extraction pipe |
| CN201696080U (en) * | 2010-06-11 | 2011-01-05 | 新汶矿业集团有限责任公司 | Deslagging water drainage device of gas drainage pipeline |
| CN201747398U (en) * | 2009-12-23 | 2011-02-16 | 苏毅 | Continuous negative pressure automatic water drainage device |
| CN202165124U (en) * | 2011-08-09 | 2012-03-14 | 太原市月辉新技术产业有限公司 | Automatic water drainage control device for gas drainage of coal mine |
| CN202417593U (en) * | 2011-12-29 | 2012-09-05 | 胡东亮 | Elastic negative-pressure automatic slagging water discharge device |
| CN202788933U (en) * | 2012-04-27 | 2013-03-13 | 山西创奇实业有限公司 | Negative pressure automatic water releaser |
| CN202937302U (en) * | 2012-12-03 | 2013-05-15 | 抚顺正工矿业科技发展有限公司 | Automatic water drainage device of gas drainage pipeline |
| CN103422885A (en) * | 2013-08-06 | 2013-12-04 | 淮南矿业(集团)有限责任公司 | Automatic water draining system |
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- 2016-04-21 CN CN201610250861.4A patent/CN105909301A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1610050A1 (en) * | 1987-12-02 | 1990-11-30 | Всесоюзный научно-исследовательский институт организации и механизации шахтного строительства | Arrangement for automatic removal of water from degasification pipeline |
| CN2551363Y (en) * | 2002-06-28 | 2003-05-21 | 新乡化纤股份有限公司 | Sewer cleaner |
| CN2656639Y (en) * | 2003-09-27 | 2004-11-17 | 王立朝 | Automatic slag discharge water drain device |
| CN201148879Y (en) * | 2007-12-14 | 2008-11-12 | 王长锋 | Mash gas pumping and draining pipeline automatic slag discharging drainage device |
| CN201486589U (en) * | 2009-08-20 | 2010-05-26 | 淮南矿业(集团)有限责任公司 | Automatic water drainage device for coal-mine gas extraction pipe |
| CN201747398U (en) * | 2009-12-23 | 2011-02-16 | 苏毅 | Continuous negative pressure automatic water drainage device |
| CN201696080U (en) * | 2010-06-11 | 2011-01-05 | 新汶矿业集团有限责任公司 | Deslagging water drainage device of gas drainage pipeline |
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| CN202417593U (en) * | 2011-12-29 | 2012-09-05 | 胡东亮 | Elastic negative-pressure automatic slagging water discharge device |
| CN202788933U (en) * | 2012-04-27 | 2013-03-13 | 山西创奇实业有限公司 | Negative pressure automatic water releaser |
| CN202937302U (en) * | 2012-12-03 | 2013-05-15 | 抚顺正工矿业科技发展有限公司 | Automatic water drainage device of gas drainage pipeline |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837407A (en) * | 2017-03-02 | 2017-06-13 | 河南理工大学 | A kind of methane gas extraction pipeline continuous and automatic drain slag-discharging |
| CN113137269A (en) * | 2021-05-25 | 2021-07-20 | 重庆工程职业技术学院 | Extended diversion type mine gas accelerated discharge system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |
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| RJ01 | Rejection of invention patent application after publication |