CN102644479B - Automatic water drainage device for gas extraction - Google Patents

Automatic water drainage device for gas extraction Download PDF

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Publication number
CN102644479B
CN102644479B CN201210134905.9A CN201210134905A CN102644479B CN 102644479 B CN102644479 B CN 102644479B CN 201210134905 A CN201210134905 A CN 201210134905A CN 102644479 B CN102644479 B CN 102644479B
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CN
China
Prior art keywords
valve
annular magnet
cover plate
drainage device
settling tank
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.)
Expired - Fee Related
Application number
CN201210134905.9A
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Chinese (zh)
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CN102644479A (en
Inventor
杨运富
金永平
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HUAINAN HUAGUANG INSTITUTE OF MINE ELECTRONIC TECHNOLOGY
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HUAINAN HUAGUANG INSTITUTE OF MINE ELECTRONIC TECHNOLOGY
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Priority to CN201210134905.9A priority Critical patent/CN102644479B/en
Publication of CN102644479A publication Critical patent/CN102644479A/en
Application granted granted Critical
Publication of CN102644479B publication Critical patent/CN102644479B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses an automatic water drainage device for gas extraction. A cover plate is arranged at the top of a depositing tank and a water collecting tank, an upper water inlet pipe and a lower water inlet pipe are installed on the lateral wall of the depositing tank, an one-way water inlet valve is installed between the depositing tank and the water collecting tank, an one-way water drainage valve is installed at the bottom of the lateral wall of the water collecting tank, a floater is arranged inside the water collecting tank, a first annular magnet is fixed at the top of the floater, a second annular magnet is fixed at a position on the cover plate, which corresponds to the first annular magnet, a balance valve is installed on the cover plate, the lower portion of the balance valve is located inside the second annular magnet, a balance block is fixed at the top of the cover plate, a balance passage is arranged inside the balance block, one end of the balance passage is communicated with the balance valve, the other end of the balance passage is communicated with the depositing tank, a vent valve is respectively installed on the front side and the back side of the balance valve on the cover plate, each of the vent valves comprises an outer cylindrical barrel and a top cover with an ejection rod, each of the outer cylindrical barrels is fixedly installed on the cover plate, both the upper end and the lower end of each of the outer cylindrical barrels are opened, each of the top covers is movably placed at the top of each of the outer cylindrical barrels, each of the ejection rods is fixedly connected with each of the top covers, and each of the ejection rods extends outside the lower end of each of the outer cylindrical barrels.

Description

Gas pumping automatic water drainage device
Technical field
The present invention relates to gas pumping technical field, particularly relate to a kind of gas pumping automatic water drainage device.
Background technology
In coal production process, pernicious gas gas can be produced.Exceed standard when gas density or run into naked light, will blast, the life security of harm miner, causes the destruction of mine and production equipment.Gas is harmful, is again utilizable simultaneously.So carry out extraction to gas, be not only reduce disaster effective measures, but also be the effective ways carrying out utilizing.In extraction process, gas pipeline can produce some ponding.At present, domestic colliery, when solving the ponding in methane gas extraction pipeline, generally all adopts and manually discharges water and negative pressure automatic drainage device two kinds of forms.These two kinds of tailraces all belong to interval and discharge water, and it thoroughly can not solve the ponding in gas pipeline, directly affects gas pumping effect.
Summary of the invention
The technical problem to be solved in the present invention is to provide the gas pumping automatic water drainage device that a kind of structure discharges water simply, continuously.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of gas pumping automatic water drainage device, comprise settling tank, header tank, float, equalizing valve, breather valve, the top of settling tank and header tank arranges cover plate, settling tank sidewall installs upper and lower water inlet pipe, between settling tank and header tank, one-way water inlet valve is installed, header tank sidewall bottom installs single slope drainage valve
In header tank, float is set, the first annular magnet is fixed at the top of float, in first annular magnet, sealing mat is set, cover plate fixes the second annular magnet with the first annular magnet corresponding position, equalizing valve is installed on the cover board, the bottom of equalizing valve is positioned at the second annular magnet, cover plate top stable equilibrium block, in balance weight, balance channel is set, one end of balance channel communicates with equalizing valve, the other end communicates with settling tank, on cover plate before equalizing valve, a breather valve is respectively installed in rear both sides, breather valve comprises the top cover of cylindricality urceolus and band push rod, the fixed installation of cylindricality urceolus on the cover board, cylindricality urceolus upper, the equal opening in lower end, top cover activity is placed on the top of cylindricality urceolus, push rod is fixedly connected with top cover, push rod stretches out cylindricality urceolus lower end.
Gas pumping automatic water drainage device of the present invention, wherein said first annular magnet inside is fixedly connected with block, sealing mat is fixed on the top of contiguous block, the end face of sealing mat and the end face of the first annular magnet are at grade, the second annular magnet is slightly stretched out in the lower end of equalizing valve, the equal diameters of the diameter of sealing mat and the lower surface of equalizing valve.
Gas pumping automatic water drainage device of the present invention, wherein said settling tank and header tank are made into integration, and centre is separated by dividing plate, and one-way water inlet valve is arranged on the bottom of header tank internal partition.
Gas pumping automatic water drainage device of the present invention, wherein said settling tank front side wall offers strip observation port.
Gas pumping automatic water drainage device of the present invention, wherein said one-way water inlet valve and single slope drainage valve adopt planar sealed valve.
Gas pumping automatic water drainage device of the present invention, vacuum table installed by wherein said balance weight.
Gas pumping automatic water drainage device of the present invention, settling tank and gas tube are communicated with for negative pressure state all the time, ponding in gas tube successively enters in settling tank, when equalizing valve is opened, header tank is communicated with for negative pressure state with settling tank, water in settling tank flows in header tank, when in header tank, water reach a certain height, equalizing valve cuts out, breather valve is opened, release the water in header tank, then equalizing valve is opened again, breather valve is closed, water in settling tank continues to flow into header tank, go round and begin again, realize Automatic continuous to discharge water, balance weight is adopted to realize balanced action, structure is simple, stable.When needs clean tailrace, only need connect the water source higher than water inlet pipe on two of a tailrace water inlet pipe, or directly insert water pipe at single slope drainage valve place, without the need to opening the object that casing just can realize cleaning, easy to clean is quick.
Gas pumping automatic water drainage device of the present invention, is set to integrative-structure by header tank and settling tank, reduces volume, has both played the effect of filtering-depositing, again can automatic draining continuously, the disadvantage solving the blocking of existing tailrace or be not closed completely.
Gas pumping automatic water drainage device of the present invention, one-way water inlet valve and single slope drainage valve adopt the form of planar sealed valve, normally can not only work, can also bear larger negative pressure, normally work under high negative pressure state under little negative pressure state.
Below in conjunction with accompanying drawing, gas pumping automatic water drainage device of the present invention is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of gas pumping automatic water drainage device using state of the present invention;
Fig. 2 is the structural representation of breather valve and equalizing valve partial equilibrium valve opening in gas pumping automatic water drainage device of the present invention.
Fig. 3 is the structural representation of breather valve and equalizing valve partial equilibrium valve closed condition in gas pumping automatic water drainage device of the present invention.
Detailed description of the invention
As shown in Figure 1, 2, gas pumping automatic water drainage device of the present invention comprises settling tank 12, header tank 6, float 7, equalizing valve 5, breather valve 4, settling tank 12 and header tank 6 are made into integration, centre is separated by dividing plate 16, the top of settling tank 12 and header tank 6 arranges cover plate 17, settling tank 12 sidewall is installed upper and lower water inlet pipe 11,10, settling tank 12 front side wall offers strip observation port 13, directly can see the change of water level, also slag precipitation status in settling tank can be seen, it is convenient to monitor, is conducive to cleaning tailrace in time.
Bottom header tank 6 internal partition 16, one-way water inlet valve 9 is installed, bottom header tank 6 lateral wall, single slope drainage valve 8 is installed.
Float 7 is set in header tank 6, the top of float 7 is fixedly connected with block 72, contiguous block 72 external stability first annular magnet 71, rubber gasket 73 is fixed at the top of contiguous block 72, the end face of rubber gasket 73 and the end face of the first annular magnet 71 are at grade, cover plate 17 fixes the second annular magnet 51 with the first annular magnet 71 corresponding position, equalizing valve 5 is arranged on cover plate 17, the bottom of equalizing valve 5 is positioned at the second annular magnet 51, the second annular magnet 51 is slightly stretched out in the lower end of equalizing valve 5, the equal diameters of the diameter of rubber gasket 73 and the lower surface of equalizing valve 5, cover plate 17 top stable equilibrium block 3, balance channel 31 is set in balance weight 3, one end of balance channel 31 communicates with equalizing valve 5, the other end communicates with settling tank 12.Balance weight 3 is installed vacuum table 2.Cover plate 17 respectively installs a breather valve 4 in the front and rear sides of equalizing valve 5, breather valve 4 comprises the top cover 43 of cylindricality urceolus 41 and band push rod 42, cylindricality urceolus 41 is fixedly mounted on cover plate 17, the equal opening of upper and lower end of cylindricality urceolus 41, top cover 43 activity is placed on the top of cylindricality urceolus 41, push rod 42 is fixedly connected with top cover 43, and push rod 42 stretches out cylindricality urceolus 41 lower end.
Gas pumping automatic water drainage device of the present invention, according to the actual conditions of down-hole, by changing float, can adjust the height that discharges water, can realize low clearance and discharge water.
The course of work of gas pumping automatic water drainage device of the present invention is:
During use, by upper, lower water inlet pipe 11, 10 respectively by upper, lower tube connector 11, 10 are connected with gas pipeline 1, settling tank 12 is communicated with gas pipeline 1, pressure is equal, settling tank 12 is communicated with the balance channel of header tank 6 through balance weight 3, as shown in Figure 2, now equalizing valve 5 is open modes, settling tank 12 is equal with header tank 6 pressure, it is negative pressure state, single slope drainage valve 8 cuts out under atmospheric pressure effect, ponding in gas pipeline 1 is along tube connector 14, 15, by water inlet 10, 11 enter in settling tank 12, water in settling tank 12 enters header tank 6 by one-way water inlet valve 9, float 7 rises thereupon, when float 7 rises to certain altitude, as shown in Figure 3, the first annular magnet 71 on float 7 and the adhesive mutually of the second annular magnet 51, close equalizing valve 5, push rod 42 upwards pushes up by float 7 simultaneously, top cover 43 moves, breather valve 4 is opened, now settling tank 12 and header tank 6 are isolated, negative pressure state in settling tank 12, header tank 6 and air communicate, one-way water inlet valve 9 is closed under atmospheric pressure effect, ponding under a static pressure, push draining valve 8 open, outside outflow case.Along with the ponding in header tank 6 continuously outflows, float 7 falls downwards under gravity, and equalizing valve 5 is opened, and breather valve 4 is closed simultaneously, and settling tank 12 is communicated with again with header tank 6, and ponding continues to flow into header tank 6, goes round and begins again, and realizes automatic draining.
Gas pumping automatic water drainage device of the present invention is applicable to the negative pressure automatic draining of the supervisor of gas drainage system, main and arm, is the indispensable automatic bleeder of coal production gas drainage system.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.

Claims (6)

1. a gas pumping automatic water drainage device, comprise header tank, float, breather valve, header tank top arranges cover plate, header tank sidewall bottom installs individual event draining valve, and float is arranged in header tank, it is characterized in that: also comprise settling tank, equalizing valve, settling tank top arranges cover plate, settling tank sidewall installs upper and lower water inlet pipe, between settling tank and header tank, one-way water inlet valve is installed
The first annular magnet is fixed at the top of float, in first annular magnet, sealing mat is set, cover plate fixes the second annular magnet with the first annular magnet corresponding position, equalizing valve is installed on the cover board, the bottom of equalizing valve is positioned at the second annular magnet, cover plate top stable equilibrium block, in balance weight, balance channel is set, one end of balance channel communicates with equalizing valve, the other end communicates with settling tank, on cover plate before equalizing valve, a breather valve is respectively installed in rear both sides, breather valve comprises the top cover of cylindricality urceolus and band push rod, the fixed installation of cylindricality urceolus on the cover board, cylindricality urceolus upper, the equal opening in lower end, top cover activity is placed on the top of cylindricality urceolus, push rod is fixedly connected with top cover, push rod stretches out cylindricality urceolus lower end.
2. gas pumping automatic water drainage device according to claim 1, it is characterized in that: described first annular magnet inside is fixedly connected with block, sealing mat is fixed on the top of contiguous block, the end face of sealing mat and the end face of the first annular magnet are at grade, the second annular magnet is slightly stretched out in the lower end of equalizing valve, the equal diameters of the diameter of sealing mat and the lower surface of equalizing valve.
3. gas pumping automatic water drainage device according to claim 2, is characterized in that: described settling tank and header tank are made into integration, and centre is separated by dividing plate, and one-way water inlet valve is arranged on the bottom of header tank internal partition.
4. gas pumping automatic water drainage device according to claim 3, is characterized in that: described settling tank front side wall offers strip observation port.
5. gas pumping automatic water drainage device according to claim 4, is characterized in that: described one-way water inlet valve and single slope drainage valve adopt planar sealed valve.
6. gas pumping automatic water drainage device according to claim 5, is characterized in that: vacuum table installed by described balance weight.
CN201210134905.9A 2012-05-03 2012-05-03 Automatic water drainage device for gas extraction Expired - Fee Related CN102644479B (en)

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Application Number Priority Date Filing Date Title
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CN102644479B true CN102644479B (en) 2015-07-08

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109826666A (en) * 2019-03-20 2019-05-31 江苏钜熙矿用设备科技有限公司 A kind of gas pipeline tailrace
CN109826664B (en) * 2019-04-12 2024-03-19 中国矿业大学(北京) Integrated device and method for coal bed gas extraction and automatic drainage of accumulated water in drilling holes
CN111456656B (en) * 2020-03-18 2022-04-05 河南理工大学 Coal mine underground bottom suction roadway cross-layer drilling blowout prevention hole construction method
CN112343653B (en) * 2020-11-05 2023-04-18 河南工程学院 Gas extraction water drainage device and using method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201137504Y (en) * 2007-11-27 2008-10-22 余成伟 Negative-pressure pipeline automatic drainage device
CN201165878Y (en) * 2008-03-11 2008-12-17 余成伟 Negative pressure pipeline automatic drainage device
CN201513200U (en) * 2009-10-16 2010-06-23 李胜祥 Negative-pressure adjustable low-position water-inflow large-displacement automatic slag discharging and water draining device
CN201902234U (en) * 2010-12-22 2011-07-20 山西焦煤集团有限责任公司 Automatic negative pressure drainage device
CN201953399U (en) * 2011-04-07 2011-08-31 郝志勇 Automatic water drainer for mining gas drainage
CN202090948U (en) * 2011-06-16 2011-12-28 张东卫 Pneumatic control and automatic-deslagging water drain device for mine gas extraction pipeline
CN202628181U (en) * 2012-05-03 2012-12-26 淮南市华光矿山电子技术研究所 Gas extraction automatic water discharging device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201137504Y (en) * 2007-11-27 2008-10-22 余成伟 Negative-pressure pipeline automatic drainage device
CN201165878Y (en) * 2008-03-11 2008-12-17 余成伟 Negative pressure pipeline automatic drainage device
CN201513200U (en) * 2009-10-16 2010-06-23 李胜祥 Negative-pressure adjustable low-position water-inflow large-displacement automatic slag discharging and water draining device
CN201902234U (en) * 2010-12-22 2011-07-20 山西焦煤集团有限责任公司 Automatic negative pressure drainage device
CN201953399U (en) * 2011-04-07 2011-08-31 郝志勇 Automatic water drainer for mining gas drainage
CN202090948U (en) * 2011-06-16 2011-12-28 张东卫 Pneumatic control and automatic-deslagging water drain device for mine gas extraction pipeline
CN202628181U (en) * 2012-05-03 2012-12-26 淮南市华光矿山电子技术研究所 Gas extraction automatic water discharging device

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