CN102635394B - Gas, water and coal separation device of coal-mine gas spray hole - Google Patents
Gas, water and coal separation device of coal-mine gas spray hole Download PDFInfo
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- CN102635394B CN102635394B CN 201210141612 CN201210141612A CN102635394B CN 102635394 B CN102635394 B CN 102635394B CN 201210141612 CN201210141612 CN 201210141612 CN 201210141612 A CN201210141612 A CN 201210141612A CN 102635394 B CN102635394 B CN 102635394B
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- 239000003245 coal Substances 0.000 title claims abstract description 192
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 238000000926 separation method Methods 0.000 title claims abstract description 23
- 239000007921 spray Substances 0.000 title claims abstract description 19
- 239000007789 gas Substances 0.000 title abstract 12
- 238000005553 drilling Methods 0.000 claims abstract description 14
- 238000010276 construction Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 241000273930 Brevoortia tyrannus Species 0.000 abstract description 40
- 239000010743 number 2 fuel oil Substances 0.000 abstract 8
- 239000010746 number 5 fuel oil Substances 0.000 abstract 8
- 238000000605 extraction Methods 0.000 abstract 5
- 238000007599 discharging Methods 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 8
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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Abstract
The invention relates to a gas, water and coal separation device of a coal-mine gas spray hole. The gas, water and coal separation device comprises a borehole casing, four ways, a gas pre-extraction pipe, a drill pipe, a drilling machine, a drilling machine support, a seat stand, a coal guide pipe, a coal bunker, a bunker A coal unloading pressure switch, a bunker A movable coal unloading plate, a bunker dividing plate, a bunker A gas extraction and drainage pipe opening valve, a bunker A gas extraction and drainage pipe, a bunker A filter screen, a bunker A coal guide pipe valve, a bunker A coal guide branching pipe, a bunker B coal guide branching pipe, a bunker B coal guide pipe valve, a bunker B filter screen, a bunker B gas extraction and drainage pipe, a bunker B gas extraction and drainage pipe opening valve, a bunker B movable coal unloading plate, a bunker B coal unloading pressure switch, a coal baffle, a bunker A and a bunker B, wherein the bunker is a main separation device consisting of two separation bunkers of which the structures are the same; and the short-time storage and separation of the gas, water and coal can be alternately finished by the two separation bunkers. With adoption of the gas, water and coal separation device, through a manner of the double bunkers, the efficiency and stability in discharging and spraying matters can be greatly improved and the gas, coal and water can be uninterruptedly separated.
Description
Technical field
the present invention relates to a kind of separator of safety guarantee, especially a kind of coal mine gas spray orifice air water coal separator.
Background technology
china's condition of coal seam occurrence complexity, continuous intensification along with mining depth, coal-bed gas pressure and content continue to increase, outburst hazard is more serious, coal and gas burst accident in various degree all occurred in the mine of whole nation most area, and the spray orifice phenomenon that drilling construction occurs is still global problem.At present, although the safety device of some spray orifices has been arranged, guarantee safety, all exist certain row's ejecta not smooth, efficiency is low, and the problems such as equipment intensity shakiness, easily cause gas leakage to enter the operation place, has potential safety hazard.
Summary of the invention
in order to overcome the problem that solves coal-bed gas spray orifice potential safety hazard, the invention provides a kind of coal mine gas spray orifice air water coal separator, this device, by the mode in two storehouses, has improved efficiency and the stability of row's ejecta, the uninterrupted separation gas of energy, coal and water greatly.
the technical solution adopted for the present invention to solve the technical problems is: this coal mine gas spray orifice air water coal separator comprises borehole casing, four-way, the gas pre-drainage pipe, drilling rod, rig, rig bracket, seat stand, lead the coal pipe, coal bunker, the first storehouse plate pressure switch of unloading coal, the plate of unloading coal is moved in the first storehouse, coal bunker divides the storehouse plate, first storehouse gas drainage under suction mouth of pipe valve, first storehouse gas drainage pipe, first storehouse filter screen, the coal tube valve is led in the first storehouse, the coal branched pipe is led in the first storehouse, the coal branched pipe is led in the second storehouse, the coal tube valve is led in the second storehouse, second storehouse filter screen, second storehouse gas drainage pipe, second storehouse gas drainage under suction mouth of pipe valve, the plate of unloading coal is moved in the second storehouse, the second storehouse plate pressure switch of unloading coal, spillplate, the first storehouse, the second storehouse, this coal mine gas spray orifice air water coal separator has borehole casing at boring top sealing shroud, the borehole casing lower end four-way that has been linked in sequence, drilling rod and be supported on the rig on seat stand with rig bracket, the four-way upper end is connected with the gas pre-drainage pipe, four-way lower end order with lead the coal pipe, coal bunker is connected, coal bunker is divided into by coal bunker minute storehouse plate two, He Yi storehouse, the first storehouse separation bin that internal construction is identical, lead after coal pipe access coal bunker and be divided into that the coal branched pipe is led in the first storehouse and the coal branched pipe is led in the second storehouse, the first storehouse lead coal branched pipe and second storehouse lead the coal branched pipe mouth of pipe respectively correspondence be provided with that the coal tube valve is led in the first storehouse and the coal tube valve is led in the second storehouse, be respectively equipped with first storehouse gas drainage pipe and second storehouse gas drainage pipe on the bulkhead of coal bunker both sides, first storehouse gas drainage pipe is connected in an end of coal bunker correspondence respectively and is provided with first storehouse filter screen with second storehouse gas drainage pipe, first storehouse gas drainage under suction mouth of pipe valve and second storehouse filter screen, second storehouse gas drainage under suction mouth of pipe valve, the first and second separation bin bottoms of coal bunker correspondence respectively are equipped with first storehouse spillplate and second storehouse spillplate, first storehouse spillplate and second storehouse spillplate unload coal with the second storehouse with the first storehouse plate pressure switch of unloading coal that the plate pressure switch is corresponding to be connected respectively, the coal bunker bottom is provided with a spillplate, according to the conversion of unload coal mode and gas drainage pipe mounting means, different schemes can be arranged: transfer coal unloading hole to rotary type by original flatly moving type in addition, transfer gas drainage under suction mouth position to coal bunker top by the coal bunker both sides, transfer gas drainage under suction mouth position to coal bunker top by the coal bunker both sides, transfer coal unloading hole to rotary type by original flatly moving type simultaneously.
while constructing at the scene, concrete operating procedure is as follows:
(1) with after the distance more than drilling construction 1-2 rice, lower borehole casing, and with accelerated cement, it is sealed, the external four-way of borehole casing, termination gas pre-drainage pipe on four-way, carry out gas pre-drainage to the ejection mixture, and drilling rod imports from the four-way rear portion, the four-way bottom connects leads the coal pipe, and mixture is imported to coal bunker;
(2) working method of two separation bins in He Yi storehouse, coal bunker Nei Jia storehouse is: the first storehouse is led the coal tube valve and is opened, the second storehouse is led the coal tube valve and is closed, ickings, the mixture of water and gas is led the coal branched pipe by the first storehouse and is entered and separate the first storehouse, separate in the first storehouse and form negative pressure, activate to open afterwards first storehouse gas drainage under suction mouth of pipe valve, after making gas pass through first storehouse strainer filtering, complete gas drainage under suction work, when first storehouse coal reserves reaches heap(ed) capacity, close respectively Jia Cang by pressure apparatus and lead the coal tube valve, first storehouse gas drainage under suction mouth of pipe valve, the first storehouse plate pressure activated switch of unloading coal, mobile first storehouse is moved the plate of the unloading coal backward middle part that sinks and is moved, cavity appears in bottom, separate outside rear remaining coal-water mixture Natural excrement first storehouse, the plate of unloading coal is moved in rear closed first storehouse.Closing Jia Cang while leading the coal tube valve, open the second storehouse and lead the coal tube valve, repeat the step in the first storehouse, circulating and so forth is to be whole separation process.Wherein, the plate of unloading coal is moved in original state first storehouse, the plate of unloading coal, first storehouse gas drainage under suction mouth of pipe valve, second storehouse gas drainage under suction mouth of pipe valve are moved all in closure state in the second storehouse.
the invention has the beneficial effects as follows, this coal mine gas spray orifice air water coal separator, by the mode in two storehouses, has improved efficiency and the stability of row's ejecta, the uninterrupted separation gas of energy, coal and water greatly.
The accompanying drawing explanation
below in conjunction with drawings and Examples, the invention will be further described.
fig. 1 is structural principle schematic diagram of the present invention.
fig. 2 is the structural principle schematic diagram of separation bin of the present invention.
in figure, 1. borehole casing, 2. four-way, 3. gas pre-drainage pipe, 4. drilling rod, 5. rig, 6. rig bracket, 7. seat stand, 8. lead the coal pipe, 9. coal bunker, 10. the first storehouse plate pressure switch of unloading coal, 11. the plate of unloading coal is moved in the first storehouse, 12. coal bunker divides the storehouse plate, 13. first storehouse gas drainage under suction mouth of pipe valve, 14. first storehouse gas drainage pipe, 15. first storehouse filter screen, 16. the coal tube valve is led in the first storehouse, 17. the coal branched pipe is led in the first storehouse, 18. the coal branched pipe is led in the second storehouse, 19. the coal tube valve is led in the second storehouse, 20. second storehouse filter screen, 21. second storehouse gas drainage pipe, 22. second storehouse gas drainage under suction mouth of pipe valve, 23. the plate of unloading coal is moved in the second storehouse, the plate pressure switch 24. unload coal in the second storehouse, 25. spillplate, 26. second storehouse, 27. first storehouse.
The specific embodiment
in the drawings, this coal mine gas spray orifice air water coal separator comprises borehole casing 1, four-way 2, gas pre-drainage pipe 3, drilling rod 4, rig 5, rig bracket 6, seat stand 7, lead coal pipe 8, coal bunker 9, the first storehouse plate pressure switch 10 of unloading coal, the plate 11 of unloading coal is moved in the first storehouse, coal bunker divides storehouse plate 12, first storehouse gas drainage under suction mouth of pipe valve 13, first storehouse gas drainage pipe 14, first storehouse filter screen 15, coal tube valve 16 is led in the first storehouse, coal branched pipe 17 is led in the first storehouse, coal branched pipe 18 is led in the second storehouse, coal tube valve 19 is led in the second storehouse, second storehouse filter screen 20, second storehouse gas drainage pipe 21, second storehouse gas drainage under suction mouth of pipe valve 22, the plate 23 of unloading coal is moved in the second storehouse, the second storehouse plate pressure switch 24 of unloading coal, spillplate 25, second storehouse 26, first storehouse 27, this coal mine gas spray orifice air water coal separator has borehole casing 1 at boring top sealing shroud, the borehole casing 1 lower end four-way 2 that has been linked in sequence, drilling rod 4 and be supported on the rig 5 on seat stand 7 with rig bracket 6, four-way 2 upper ends are connected with gas pre-drainage pipe 3, four-way 2 lower ends orders with lead coal pipe 8, coal bunker 9 is connected, coal bunker 9 is divided into by coal bunker minute storehouse plate 12 27 two, 26He Jia storehouse, the second storehouse separation bin that internal construction is identical, lead after coal pipe 8 access coal bunkers 9 and be divided into that coal branched pipe 17 is led in the first storehouse and coal branched pipe 18 is led in the second storehouse, the first storehouse lead coal branched pipe 17 and second storehouse lead coal branched pipe 18 mouths of pipe respectively correspondence be provided with that coal tube valve 16 is led in the first storehouse and coal tube valve 19 is led in the second storehouse, be respectively equipped with first storehouse gas drainage pipe 14 and second storehouse gas drainage pipe 21 on coal bunker 9 both sides bulkheads, first storehouse gas drainage pipe 14 is connected in an end of coal bunker 9 correspondence respectively and is provided with first storehouse filter screen 15 with second storehouse gas drainage pipe 21, first storehouse gas drainage under suction mouth of pipe valve 13 and second storehouse filter screen 20, second storehouse gas drainage under suction mouth of pipe valve 22, the first and second separation bin bottoms of coal bunker 9 correspondence respectively are equipped with first storehouse spillplate 11 and second storehouse spillplate 23, first storehouse spillplate 11 and second storehouse spillplate 23 unload coal with the second storehouse with the first storehouse plate pressure switch 10 of unloading coal that plate pressure switch 24 is corresponding to be connected respectively, coal bunker 9 bottoms are provided with a spillplate 25, according to the conversion of unload coal mode and gas drainage pipe mounting means, different schemes can be arranged: transfer coal unloading hole to rotary type by original flatly moving type in addition, transfer gas drainage under suction mouth position to coal bunker top by the coal bunker both sides, transfer gas drainage under suction mouth position to coal bunker top by the coal bunker both sides, transfer coal unloading hole to rotary type by original flatly moving type simultaneously.
while constructing at the scene, concrete operating procedure is as follows:
(1) with after the distance more than drilling construction 1-2 rice, lower borehole casing 1, and with accelerated cement, it is sealed, the external four-way 2 of borehole casing 1, termination gas pre-drainage pipe 3 on four-way 2, carry out gas pre-drainage to the ejection mixture, and drilling rod 4 imports from four-way 2 rear portions, four-way 2 bottoms connect leads coal pipe 8, and mixture is imported to coal bunker 9;
(2) working method in coal bunker 9 27He Yi storehouses, Nei Jia storehouse 26 is: the first storehouse is led coal tube valve 16 and is opened, the second storehouse is led coal tube valve 19 and is closed, ickings, the mixture of water and gas is led coal branched pipe 17 by the first storehouse and is entered and separate first storehouse 27, separate in first storehouse 27 and form negative pressure, activate to open afterwards first storehouse gas drainage under suction mouth of pipe valve 13, after making gas pass through 15 filtrations of first storehouse filter screen, complete gas drainage under suction work, when first storehouse 27 coal reserves reach heap(ed) capacity, close respectively Jia Cang by pressure apparatus and lead coal tube valve 16, first storehouse gas drainage under suction mouth of pipe valve 13, unload coal plate pressure switch 10 of first storehouse starts, mobile first storehouse is moved the plate 11 backward middle parts of sinking of unloading coal and is moved, cavity appears in bottom, separate outside rear remaining coal-water mixture Natural excrement first storehouse 27, the plate 11 of unloading coal is moved in rear closed first storehouse.Closing Jia Cang while leading coal tube valve 16, open the second storehouse and lead coal tube valve 19, repeat the step in first storehouse 27, circulation is to be whole separation process and so forth.Wherein, the plate 11 of unloading coal is moved in original state first storehouse, the plate 23 of unloading coal, first storehouse gas drainage under suction mouth of pipe valve 13, second storehouse gas drainage under suction mouth of pipe valve 22 are moved all in closure state in the second storehouse.
Claims (4)
1. coal mine gas spray orifice air water coal separator, this coal mine gas spray orifice air water coal separator comprises borehole casing (1), four-way (2), gas pre-drainage pipe (3), drilling rod (4), rig (5), rig bracket (6), seat stand (7), lead coal pipe (8), coal bunker (9), the first storehouse plate pressure switch (10) of unloading coal, the plate of unloading coal (11) is moved in the first storehouse, coal bunker divides storehouse plate (12), first storehouse gas drainage under suction mouth of pipe valve (13), first storehouse gas drainage pipe (14), first storehouse filter screen (15), coal tube valve (16) is led in the first storehouse, coal branched pipe (17) is led in the first storehouse, coal branched pipe (18) is led in the second storehouse, coal tube valve (19) is led in the second storehouse, second storehouse filter screen (20), second storehouse gas drainage pipe (21), second storehouse gas drainage under suction mouth of pipe valve (22), the plate of unloading coal (23) is moved in the second storehouse, the second storehouse plate pressure switch (24) of unloading coal, spillplate (25), second storehouse (26), first storehouse (27), it is characterized in that: this coal mine gas spray orifice air water coal separator has borehole casing (1) at boring top sealing shroud, borehole casing (1) the lower end four-way (2) that has been linked in sequence, drilling rod (4) and be supported on the rig (5) on seat stand (7) with rig bracket (6), four-way (2) upper end is connected with gas pre-drainage pipe (3), four-way (2) lower end order with lead coal pipe (8), coal bunker (9) is connected, coal bunker (9) is divided into by coal bunker minute storehouse plate (12) first storehouse (27) and (26) two, the second storehouse separation bin that internal construction is identical, lead after coal pipe (8) access coal bunker (9) and be divided into that coal branched pipe (17) is led in the first storehouse and coal branched pipe (18) is led in the second storehouse, the first storehouse lead coal branched pipe (17) and second storehouse lead coal branched pipe (18) mouth of pipe respectively correspondence be provided with that coal tube valve (16) is led in the first storehouse and coal tube valve (19) is led in the second storehouse, be respectively equipped with first storehouse gas drainage pipe (14) and second storehouse gas drainage pipe (21) on the bulkhead of coal bunker (9) both sides, first storehouse gas drainage pipe (14) is connected in an end of coal bunker (9) correspondence respectively and is provided with first storehouse filter screen (15) with second storehouse gas drainage pipe (21), first storehouse gas drainage under suction mouth of pipe valve (13) and second storehouse filter screen (20), second storehouse gas drainage under suction mouth of pipe valve (22), the first and second separation bin bottoms of coal bunker (9) correspondence respectively are equipped with first storehouse spillplate (11) and second storehouse spillplate (23), first storehouse spillplate (11) and second storehouse spillplate (23) are unloaded coal corresponding connection of plate pressure switch (24) with the second storehouse with the first storehouse plate pressure switch (10) of unloading coal respectively, coal bunker (9) bottom is provided with a spillplate (25).
2. coal mine gas spray orifice air water coal separator according to claim 1 is characterized in that: the first and second two separation bins are independent of one another, all can complete alone mask work, and switching used mutually.
3. coal mine gas spray orifice air water coal separator according to claim 1 is characterized in that: the structure of the first and second two separation bins is identical, is arranged symmetrically with.
4. coal mine gas spray orifice air water coal separator according to claim 1 is characterized in that: the coal unloading hole of the first and second two separation bins adopts foldable push-pull type air pressure system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210141612 CN102635394B (en) | 2012-05-09 | 2012-05-09 | Gas, water and coal separation device of coal-mine gas spray hole |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210141612 CN102635394B (en) | 2012-05-09 | 2012-05-09 | Gas, water and coal separation device of coal-mine gas spray hole |
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| Publication Number | Publication Date |
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| CN102635394A CN102635394A (en) | 2012-08-15 |
| CN102635394B true CN102635394B (en) | 2013-12-18 |
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| CN 201210141612 Expired - Fee Related CN102635394B (en) | 2012-05-09 | 2012-05-09 | Gas, water and coal separation device of coal-mine gas spray hole |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102996160B (en) * | 2012-12-17 | 2015-07-29 | 中国矿业大学 | A kind of safety device anti-reflection for water jet slot and method |
| CN104179524B (en) * | 2014-08-20 | 2017-12-29 | 永贵能源开发有限责任公司 | Gas prevention spray orifice gas slag separation device |
| CN110953012A (en) * | 2019-12-03 | 2020-04-03 | 山东科技大学 | Efficient cleaning system and method for hydraulic slag removal of floor rock roadway cross-layer drilling |
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| CN85204041U (en) * | 1985-09-11 | 1986-09-24 | 湖南省煤炭科学研究所 | Pneumatic chip removal device for dry drilling |
| RU2136890C1 (en) * | 1998-05-07 | 1999-09-10 | Государственный научно-исследовательский институт горной геомеханики и маркшейдерского дела - Межотраслевой научный центр (ВНИМИ) | Method for degassing of coal seams |
| RU2256079C1 (en) * | 2004-04-05 | 2005-07-10 | Государственное образовательное учреждение высшего профессионального образования Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (технический университет) | Method for extracting methane from coal bed |
| CN101029576A (en) * | 2007-04-02 | 2007-09-05 | 中国矿业大学 | Method and apparatus for protruding hazadous coal-bed safety guide-jet drilling |
| CN101122236A (en) * | 2007-06-12 | 2008-02-13 | 淮南矿业(集团)有限责任公司 | Gas-coal separation equipment applied to outburst coal seam safety drilling blowout prevention system |
| CN201310376Y (en) * | 2008-12-12 | 2009-09-16 | 淮南矿业(集团)有限责任公司 | Safety protection system for drilling and spraying orifice |
| CN201643929U (en) * | 2010-03-10 | 2010-11-24 | 淮北科奥工程建设有限公司 | Comprehensive gas spray orifice safety control device |
| CN202605950U (en) * | 2012-05-09 | 2012-12-19 | 中国矿业大学 | Device for separating gas, water and coal for coal mine gas orifice |
-
2012
- 2012-05-09 CN CN 201210141612 patent/CN102635394B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85204041U (en) * | 1985-09-11 | 1986-09-24 | 湖南省煤炭科学研究所 | Pneumatic chip removal device for dry drilling |
| RU2136890C1 (en) * | 1998-05-07 | 1999-09-10 | Государственный научно-исследовательский институт горной геомеханики и маркшейдерского дела - Межотраслевой научный центр (ВНИМИ) | Method for degassing of coal seams |
| RU2256079C1 (en) * | 2004-04-05 | 2005-07-10 | Государственное образовательное учреждение высшего профессионального образования Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (технический университет) | Method for extracting methane from coal bed |
| CN101029576A (en) * | 2007-04-02 | 2007-09-05 | 中国矿业大学 | Method and apparatus for protruding hazadous coal-bed safety guide-jet drilling |
| CN101122236A (en) * | 2007-06-12 | 2008-02-13 | 淮南矿业(集团)有限责任公司 | Gas-coal separation equipment applied to outburst coal seam safety drilling blowout prevention system |
| CN201310376Y (en) * | 2008-12-12 | 2009-09-16 | 淮南矿业(集团)有限责任公司 | Safety protection system for drilling and spraying orifice |
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| CN202605950U (en) * | 2012-05-09 | 2012-12-19 | 中国矿业大学 | Device for separating gas, water and coal for coal mine gas orifice |
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| CN102635394A (en) | 2012-08-15 |
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Granted publication date: 20131218 Termination date: 20140509 |