CN102278099A - Ultrasonic irradiation coal mass strong solution penetration enhancing experimental facility - Google Patents
Ultrasonic irradiation coal mass strong solution penetration enhancing experimental facility Download PDFInfo
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- CN102278099A CN102278099A CN2011101901548A CN201110190154A CN102278099A CN 102278099 A CN102278099 A CN 102278099A CN 2011101901548 A CN2011101901548 A CN 2011101901548A CN 201110190154 A CN201110190154 A CN 201110190154A CN 102278099 A CN102278099 A CN 102278099A
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Abstract
The invention relates to an ultrasonic irradiation coal mass strong solution penetration enhancing experimental facility, belonging to a coal mine safety experimental facility. The lower end face at the bottom of a barrel (5) is pressed and arranged on the upper surface of a boss of a lower gland (13), the lower surface of the boss of the lower gland (13) is fixed on the barrel (5) by a lower gland nut (12) in a screwing manner, a groove is arranged at the center of the lower gland (13), the groove is internally provided with a cone-shaped solid square pressure head (9), a solid square pressure head pressing sleeve (11) is arranged on an inclined plane below a cone part of the solid square pressure head (9), a solid square pressure head through hole (9-1) and a lower gland through hole (13-1) are correspondingly arranged in the solid square pressure head (9) and the body of the lower gland (13), a coal mass (8) is arranged above the solid square pressure head (9), an inversed cone-shaped hollow square pressure head (6) is arranged above the coal mass (8), and a hollow square pressure head pressing sleeve (7) is fixed on the hollow square pressure head (6). The ultrasonic irradiation coal mass strong solution penetration enhancing experimental facility has a simple structure, reliable performance and easiness in operation and can save cost.
Description
Technical field
The invention belongs to the safety of coal mines experimental facilities, particularly a kind of ultrasonic action coal body strong solution anatonosis experimental facilities.
Background technology
Constantly to the deep development, gas bearing capacity increases the colliery resource exploitation gradually in the coal body, and coal body permeance property and desorption of mash gas ability reduce, and cause the gas drainage under suction difficulty sharply to increase, and have a strong impact on the comprehensive utilization of Safety of Coal Mine Production and gas resources.
In order reasonably to carry out gas drainage under suction, at present conventional methods such as boring, fracturing that adopt have increased the quantity and the density of holing more, can improve the gas drainage under suction amount to a certain extent; Adopt the fracturing measure, increase the coal body crack, also can strengthen the coal body permeance property.Above method all is by destruction coal body structure, increases the mode of coal body crack quantity or crack width, increases the infiltrative purpose of coal body to reach, its cost height, and the anatonosis effect also is difficult to reach its intended purposes.
Summary of the invention
The objective of the invention is to overcome above-mentioned technical deficiency, a kind of simple in structure, cost is low, anatonosis is effective ultrasonic action coal body strong solution anatonosis experimental facilities is provided.
The technical scheme that technical solution problem of the present invention adopts is: ultrasonic action coal body strong solution anatonosis experimental facilities comprises intelligent supersonic generator, cylindrical shell, coal body, sealing ring, the lower surface that is characterized in the cylindrical shell bottom is fitted in above the boss of lower cover, the following of lower cover boss is fixed on the cylindrical shell with the lower compression nut screw thread, the center is provided with groove in the lower cover, solid side's pressure head of taper type is housed in the groove and seals with sealing ring, inclined-plane, solid side's pressure head taper type below is provided with solid side's pressure head gland and seals with sealing ring, be provided with at the center of lower cover and solid side's pressure head that corresponding lower cover gas portals and square pressure head gas portals, at solid side's pressure head with press down in the lid correspondence and establish solid side's pressure head through hole and lower cover through hole, above solid side's pressure head, establish coal body, above coal body, be provided with hollow side's pressure head of inversed taper platform shape, fixation hollow side's pressure head gland and seal on the outer frustum inclined-plane of hollow side's pressure head with sealing ring, on hollow side's pressure head, establish upper press cover, boss on the upper press cover excircle is pressed and is put on the cylindrical shell upper surface, establish the boss that has the turbination centre bore on the upper press cover inner peripheral wall, on band turbination centre bore boss, set gland, in the following gland intelligent sonic generator is housed, establish gland on the intelligence sonic generator upper shoulder, on, following gland outside is threaded with setscrew nut and is fixed on the cylindrical shell, in the circumferential wall of upper press cover with boss in the vertical upper press cover hand-hole that communicates with centre bore that is provided with, the upper press cover centre bore communicates with hollow seaming chuck centre bore, use clamp nut above the upper press cover excircle convex platform and cylinder screw is connected and fixed, on barrel wall, be provided with the cylindrical shell hand-hole, be provided with temperature pick up at solid side's pressure head through hole inner top.
The invention has the beneficial effects as follows: ultrasonic action coal body strong solution anatonosis experimental facilities utilizes the ultrasonic exciting technology, employing can realize the coal body holding vessels of three loadings and sealing gas, water, realization is to the function of coal body strong solution anatonosis, obtain coal body permeance property parameter under the ultrasonication, for the reasonable extraction and the comprehensive utilization of gas resources provides reliable data, this apparatus structure is simple, dependable performance, easy to operate, save cost.
Description of drawings
Specify with embodiment below in conjunction with accompanying drawing.
Fig. 1 is a ultrasonic action coal body strong solution anatonosis experimental facilities structure chart.
Among the figure, 1-intelligence sonic generator; The 2-setscrew nut; The 3-upper press cover; 3-1-upper press cover hand-hole; The last clamp nut of 4-; The 5-cylindrical shell; 5-1-cylindrical shell hand-hole; The hollow side's pressure head of 6-; The hollow side's pressure head of 6-1-centre bore; The hollow side's pressure head of 7-gland; The 8-coal body; The hollow side's pressure head of 9-; The solid side's pressure head of 9-1-through hole; The solid side's pressure head of 9-2-gas portals; The 10-sealing ring; The solid side's pressure head of 11-gland; The 12-lower compression nut; The 13-lower cover; 13-1-lower cover through hole; 13-2-lower cover gas portals; Gland under the 14-; The last gland of 15-; The 16-temperature pick up.
The specific embodiment
Embodiment, with reference to accompanying drawing 1, the sealing water that ultrasonic action coal body strong solution anatonosis experimental facilities is made up of cylindrical shell 5, upper press cover 3 and lower cover 13, coal body 8 holding vessels of gas, adopt three loadings to utilize ultrasonic exciting, make the coal body Final 8 separate anatonosis, with the monitor temperature of temperature pick up 16 acquisition coal bodies 8, for effectively drawing out methane and rationally utilizing gas that reliable foundation is provided.The lower surface of the cylindrical shell 5 of ultrasonic action coal body strong solution anatonosis experiment is fitted in above the boss of lower cover 13, is threaded with cylindrical shell 5 with lower compression nut 12 below lower cover 13 boss lower cover 13 is fixed.Center at lower cover 13 is provided with groove, and recessed ketone is equipped with solid side's pressure head 9 of taper type, and seals with sealing ring 10.Be provided with the gas 9-2 that portals at the center of solid side's pressure head 9, corresponding with the lower cover gas that establishes at the lower cover center 13-2 that portals, in solid side's pressure head 9 bodies, establish a through hole 9-1, through hole 9-1 is corresponding with lower cover through hole 13-1 to coincide, and is provided with temperature pick up 16 in upper end and coal body 8 contact positions of solid side's pressure head through hole 9-1.On the taper type lower inclined plane of solid side's pressure head 9, be provided with solid side's pressure head gland 11 and use sealing ring 10 sealings, placement coal body 8 on solid side's pressure head 9, on coal body 8, establish hollow side's pressure head 6 of an inversed taper platform shape, establish hollow side's pressure head gland 7 on the ramp of hollow side's pressure head 6 and use sealing ring 10 sealings.The centre bore 6-1 top of hollow side's pressure head 6 is set as the rounding taper type, with corresponding the coincideing of rounding taper type centre bore in the upper press cover 3, in upper press cover 3, set gland 14 on the inclined-plane boss, adorning intelligent sonic generator 1 in the gland 14 down, on the shoulder of intelligent sonic generator 1, load onto gland 15, be threaded fixing with upper press cover 3 at upper and lower gland 14,15 external application setscrew nuts 2.Be provided with vertical upper press cover hand-hole 3-1 on the circumferential wall of upper press cover 3, upper press cover hand-hole 3-1 is communicated with hollow seaming chuck centre bore 6-1.Be fitted on the upper surface of cylindrical shell 5 below the excircle shoulder of upper press cover 3, to go up clamp nut 4 cylindrical shell 5 that is threaded fixing with top for upper press cover 3 shoulders.On the circumferential wall of cylindrical shell 5, be provided with cylindrical shell hand-hole 5-1.
The operating principle of ultrasonic action coal body strong solution anatonosis experimental facilities be the sealing in body 5, be fixed between the hollow in the above side's pressure head 6 of coal body 8 and the following solid side's pressure head 9, the water or the gas that load enter from cylindrical shell hand-hole 5-1, coal body 8 is realized three loading environments, the ultrasonic wave that intelligent sonic generator 1 in setscrew nut 2 sends carries out strong solution anatonosis effect to coal body 8, contained gas can be discharged and measures from solid side's pressure head gas 9-2 and lower cover gas 13-2 that portals that portals in the coal body 8, can measure coal body 8 temperature at the temperature pick up 16 that establish on solid side's pressure head through hole 9-1 top, whole device is monitored by coal body 8 temperature and gas bearing capacity situation, to preventing gas to exceed standard and rationally utilizing gas resources that foundation is provided.
Claims (1)
1. ultrasonic action coal body strong solution anatonosis experimental facilities, comprise intelligent supersonic generator (1), cylindrical shell (5), coal body (8), sealing ring (10), the lower surface that it is characterized in that cylindrical shell (5) bottom is fitted in above the boss of lower cover (13), the following of lower cover (13) boss is fixed on the cylindrical shell (5) with lower compression nut (12) screw thread, the interior center of lower cover (13) is provided with groove, solid side's pressure head (9) of taper type is housed in the groove and uses sealing ring (10) sealing, inclined-plane, solid side's pressure head (9) taper type below is provided with solid side's pressure head gland (11) and seals with sealing ring (10), be provided with at the center of lower cover (13) and solid side's pressure head (9) that corresponding lower cover gas portals (13-2) and square pressure head gas portals (9-2), at solid side's pressure head (9) with press down in the lid (13) correspondence and establish solid side's pressure head through hole (9-1) and lower cover through hole (13-1), establish coal body (8) in the top of solid side's pressure head (9), be provided with hollow side's pressure head (6) of inversed taper platform shape in the top of coal body (8), fixation hollow side's pressure head gland (7) is also with sealing ring (10) sealing on the outer frustum inclined-plane of hollow side's pressure head (6), on hollow side's pressure head (6), establish upper press cover (3), boss on upper press cover (3) excircle is pressed and is put on cylindrical shell (5) upper surface, establish the boss that has the turbination centre bore on upper press cover (3) inner peripheral wall, on band turbination centre bore boss, set gland (14), intelligent sonic generator (1) is housed in the following gland (14), establish gland (15) on intelligence sonic generator (1) upper shoulder, on, following gland (15,14) outside is threaded with setscrew nut and is fixed on the cylindrical shell (5), in the circumferential wall of upper press cover (3) with boss in the vertical upper press cover hand-hole (3-1) that communicates with centre bore that is provided with, the upper press cover centre bore communicates with hollow seaming chuck centre bore (6-1), using clamp nut (4) above upper press cover (3) the excircle convex platform is threaded fixing with cylindrical shell (5), on cylindrical shell (5) wall, be provided with cylindrical shell hand-hole (5-1), be provided with temperature pick up (16) at solid side's pressure head through hole (9-1) inner top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101901548A CN102278099A (en) | 2011-07-08 | 2011-07-08 | Ultrasonic irradiation coal mass strong solution penetration enhancing experimental facility |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101901548A CN102278099A (en) | 2011-07-08 | 2011-07-08 | Ultrasonic irradiation coal mass strong solution penetration enhancing experimental facility |
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| CN102278099A true CN102278099A (en) | 2011-12-14 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156785A (en) * | 1996-02-10 | 1997-08-13 | 陈斌 | Method for extracting coal bed gas |
| CN1203308A (en) * | 1997-04-30 | 1998-12-30 | 瓦斯塔资源有限公司 | Chemically induced permeability enhancement of subterranean coal formation |
| CN1305047A (en) * | 2000-12-26 | 2001-07-25 | 西南石油学院 | Ultrasonic water draining method for recovering gas |
| CN2788175Y (en) * | 2005-04-22 | 2006-06-14 | 辽宁工程技术大学 | Auto pressure type tri-axial permeameter |
| CN202117646U (en) * | 2011-07-08 | 2012-01-18 | 辽宁工程技术大学 | Ultrasonic excitation coal mass strong solution and permeation increase experimental apparatus |
-
2011
- 2011-07-08 CN CN2011101901548A patent/CN102278099A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156785A (en) * | 1996-02-10 | 1997-08-13 | 陈斌 | Method for extracting coal bed gas |
| CN1203308A (en) * | 1997-04-30 | 1998-12-30 | 瓦斯塔资源有限公司 | Chemically induced permeability enhancement of subterranean coal formation |
| CN1305047A (en) * | 2000-12-26 | 2001-07-25 | 西南石油学院 | Ultrasonic water draining method for recovering gas |
| CN2788175Y (en) * | 2005-04-22 | 2006-06-14 | 辽宁工程技术大学 | Auto pressure type tri-axial permeameter |
| CN202117646U (en) * | 2011-07-08 | 2012-01-18 | 辽宁工程技术大学 | Ultrasonic excitation coal mass strong solution and permeation increase experimental apparatus |
Non-Patent Citations (3)
| Title |
|---|
| 于永江等: "超声波干扰提高煤层气抽放率的机理", 《辽宁工程技术大学学报(自然科学版)》 * |
| 任伟杰等: "功率超声对煤岩力学性质影响的试验研究", 《辽宁工程技术大学学报〔自然科学版)》 * |
| 易俊等: "声场促进煤层气渗流的应力-温度-渗流", 《岩土力学》 * |
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Application publication date: 20111214 |