CN101775980B - Quick drainage and hole sealing gas parameter testing system - Google Patents

Quick drainage and hole sealing gas parameter testing system Download PDF

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Publication number
CN101775980B
CN101775980B CN2010100301937A CN201010030193A CN101775980B CN 101775980 B CN101775980 B CN 101775980B CN 2010100301937 A CN2010100301937 A CN 2010100301937A CN 201010030193 A CN201010030193 A CN 201010030193A CN 101775980 B CN101775980 B CN 101775980B
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China
Prior art keywords
water
hole
parameter testing
pipe
hole sealing
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Expired - Fee Related
Application number
CN2010100301937A
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Chinese (zh)
Other versions
CN101775980A (en
Inventor
李先章
张有喜
刘建高
李玉申
李宏武
许志坚
朱林双
任志强
鲁忠良
李照军
许江涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Datong Coal Mine Group Xuangang Coal & Electricity Co Ltd
Original Assignee
Datong Coal Mine Group Xuangang Coal & Electricity Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Datong Coal Mine Group Xuangang Coal & Electricity Co Ltd filed Critical Datong Coal Mine Group Xuangang Coal & Electricity Co Ltd
Priority to CN2010100301937A priority Critical patent/CN101775980B/en
Publication of CN101775980A publication Critical patent/CN101775980A/en
Application granted granted Critical
Publication of CN101775980B publication Critical patent/CN101775980B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a quick drainage and hole sealing gas parameter testing system, which can effectively solve the problem that coal seam gas parameters cannot be tested because a test chamber has water when the water-contained-coal-seam gas parameters in coal seam roof rocks containing water are tested, solve the problem that the water leaks into the test chamber from the wall rocks, solve the problems of long hole-sealed time and recycling failure and save a great amount of raw materials. In order to solve the technical problem, the invention adopts a technical scheme that: a round sheet steel with an eyelet is arranged at a joint of a testing pipe and the test chamber; a round film is tightly attached to the round sheet steel; the round film and the round steel with the eyelet are concentrically fastened on the testing pipe; the round film conducts the functions of introducing wind from the testing pipe to blow off the water in the test chamber and preventing the water from returning to the test chamber; a high-pressure gas is charged into a hole packer to heave the cylindrical film to seal a water-contained layer and prevent water from leaking into the test chamber; and the water in the testing chamber is drained from a drain pipe after the hole is sealed by the hole packer and an instrument can be arranged to test the parameters after the water is completely drained. The testing system is simple, novel and unique in structure, convenient to install and use, good in hole-sealed effect and small in labor intensity and can be reused for a plurality of times to save a great mount of raw materials. The testing system represents a great innovative product with obvious commercial, social environmentally-friendly efficiencies in the coal mine industry.

Description

Quick drainage and hole sealing gas parameter testing system
One, technical field
The present invention relates to the colliery industry, particularly a kind of quick drainage and hole sealing gas parameter testing system
Two, background technology
During existing coal-bed gas parameter testing sealing of hole; With polyamine fat or cement mortar sealing of hole; And polyamine fat and cement mortar all can not be reused, and put off until some time later with polyamine fat and cement mortar sealing of hole once when running into the roof aquifer behind the sealing of hole, the water of parameter testing chamber is arranged again and can't get out; Cause parameter to survey not the hole game of shuttlecocks.Waste great amount of manpower and material resources, financial resources and the time.So it is imperative that it innovates a kind of novel quick drainage and hole sealing gas parameter testing system.
Three, summary of the invention
The object of the invention is exactly to be to provide a kind of water with coal-bed gas parameter testing chamber to discharge not only to cut off the aquifer to parameter testing chamber trickle but also reusable quick drainage and hole sealing gas parameter testing system.
Technical scheme of the present invention is to beat gases at high pressure through feed tube cylindrical rubber is heaved the effect of aquifer to the test cabinet trickle of sealing; The fluid column hole packer is sealed the water of back test cabinet and is discharged with effect between gutter and the testing tube, instrument can be installed behind the emptying water carry out parameter testing.
Four, description of drawings
Side of the present invention mentioned above and and other characteristics will combine relevant drawings to describe hereinafter, wherein:
Fig. 1 is a structured testing end elevation view of the present invention
Fig. 2 is that end of the present invention and circular film are installed front view
Fig. 3 is each section front view of sealing of hole post
Fig. 4 has been the circular film structure figure of against current valve effect
Fig. 5 is a nut of having fixed the circular film of against current valve effect
Five, the specific embodiment
Below in conjunction with accompanying drawing practical implementation of the present invention is elaborated
Provide by Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5.
Quick drainage and hole sealing gas parameter testing system mainly is made up of rubber hole sealing glue post (8), connection screwed pipe (11), gutter (6), the air supply pipe (9) of parameter testing pipe (5), cylindrical shape; Hole packer is made up of rubber hole sealing glue post (8), connection screwed pipe (11), gutter (6), the air supply pipe (9) of parameter testing pipe (5), cylindrical shape; Be connected with the round steel sheet that has eyelet, the circular film that plays the against current valve effect between hole packer and the parameter testing end.Between the hole packer series connection be air supply pipe (9) with air supply pipe (9), gutter and gutter with high pressure resistant flexible pipe be connected, the parameter testing pipe is connected with the parameter testing pipe.
Implementing measure of the present invention is:
1: the diameter of boring and the diameter of hole packer are complementary, otherwise can be along bad hole packer;
2: just seen the hole depth of coal when remembeing to hole, so that confirm to place the degree of depth of hole packer;
3: just during sealing of hole with first hole packer and circular film concentric this group equipment that is tightly fixed on the test cabinet of circular steel disc with holes, one in the same way under the eyelet, the interior gutter of hole packer with high pressure resistant flexible pipe be connected, air supply pipe is connected with high pressure resistant flexible pipe; These high-pressure hoses are received outside the hole always; This group equipment is delivered to testing tube not till the flowing water, explain that this group do not cross the aquifer fully, remember this segment distance; Explain that the end, aquifer is exactly this segment distance far from the aperture; Just be to seal aquifer and coal seam this segment distance of this section interaction during sealing of hole, after this group equipment is pulled out, confirm sealing of hole distance and sealed borehole length again.
Circular steel disc and circular film role are to confirm to press wind that the water of test cabinet is blown off and the effect of not flowing back to test cabinet from testing tube, moreover the distance of definite non-aquifer and eyelet, and it can also confirm that water is the roof water or the base plate water of coal;
4: after confirming sealing of hole distance and sealed borehole length; Confirm series connection hole packer number, must note this moment connecting between the fluid column hole packer be air supply pipe with air supply pipe with high pressure resistant flexible pipe be connected, gutter and gutter with high pressure resistant flexible pipe be connected, the parameter testing pipe is connected with the parameter testing pipe;
5: after the fluid column hole packer number of will confirming to connect is delivered to the sealing of hole position, send into gases at high pressure, hole packer is heaved and sealed orifice to hole packer;
6: with interacting between gutter and the testing tube, get final product the installation testing instrument behind the envelope orifice, carry out parameter testing with the water emptying of test cabinet.
The parameter of measuring so accurately, reliable, after parameter testing finishes, can this complete equipment be withdrawn after emulsion unloaded, reuse.Patent structure of the present invention is simple, novel, unique, easy to install.Sealing of hole is effective, and labour intensity is little, can also be repeatedly used the saving great deal of raw materials.Be an innovation greatly of colliery industry, business efficiency, social efficiency, environmental protection efficient highly significant.

Claims (2)

1. quick drainage and hole sealing gas parameter testing system; It is characterized in that; Mainly form by rubber hole sealing glue post (8), connection screwed pipe (11), gutter (6), the air supply pipe (9) of parameter testing pipe (5), cylindrical shape; Parameter testing pipe (5) is gone up the rubber hole sealing glue post (8) that cylindrical shape fixedly is housed; The steel disk (4) of eye with holes is housed in the test lead junction of coal-bed gas parameter testing pipe (5), round rubber sheet (3), fixedly iron plate (2), the nut (1) of round rubber sheet (3) are housed in the middle of the steel disk (4) of eye with holes and the quick drainage and hole sealing gas parameter testing system, the rubber hole sealing glue post (8) of cylindrical shape is shut with screw by test lead; And do not connect with air supply pipe (9) near test lead; So that rubber hole sealing glue post (8) sealing of hole of cylindrical shape is heaved in air inlet, gutter (6) can be rejected to the water ventilation of test lead with round rubber sheet (3) with coal-bed gas parameter testing pipe (5) and separate, and water returns less than test lead again.
2. quick drainage and hole sealing gas parameter testing system according to claim 1; Connect according to demand between the quick drainage and hole sealing gas parameter testing system; To such an extent as to first connects to want to seal how long how long the hole has with second n; Connect between air supply pipe and the air supply pipe, connect between gutter and the gutter, connect between testing tube and the testing tube.
CN2010100301937A 2010-01-18 2010-01-18 Quick drainage and hole sealing gas parameter testing system Expired - Fee Related CN101775980B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010100301937A CN101775980B (en) 2010-01-18 2010-01-18 Quick drainage and hole sealing gas parameter testing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010100301937A CN101775980B (en) 2010-01-18 2010-01-18 Quick drainage and hole sealing gas parameter testing system

Publications (2)

Publication Number Publication Date
CN101775980A CN101775980A (en) 2010-07-14
CN101775980B true CN101775980B (en) 2012-12-26

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102230375B (en) * 2011-06-10 2014-05-14 中国矿业大学 Method for monitoring coal bed gas parameter in real time
CN104948167B (en) * 2015-07-15 2018-03-13 贵州盘江精煤股份有限公司 A kind of method of observation single hole gas density after return airway high position drill site is closed
CN105401974B (en) * 2015-12-23 2017-11-03 山东科技大学 A kind of gas intelligent extraction system and method
CN107476822B (en) 2017-10-12 2019-04-16 中国矿业大学 Coal Seam Outburst Hazard measuring while drilling method and device
CN108425662B (en) * 2018-02-09 2020-01-03 河南工程学院 Microbial displacement gas test device and test method
CN113514019B (en) * 2021-04-15 2022-08-05 安徽理工大学 Multi-point continuous observation device for deep displacement of coal seam roof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87215192U (en) * 1987-12-18 1988-08-31 湖南省煤炭科学研究所 Device for measuring gas pressure of coal bed by drilling hole
CN2032250U (en) * 1988-08-21 1989-02-08 李逢晓 Pneumatic drain system for deep hole
DE20213568U1 (en) * 2002-09-04 2003-01-02 Roland Hoesl Fa Device for removal of ground air comprises at least one packer unit inserted in ground hole where it seals bore hole inner wall
CN2706748Y (en) * 2004-06-16 2005-06-29 中国矿业大学 Device for measuring gaspressure by directly drilling and sealing hole in coal seam
CN101598029A (en) * 2009-06-26 2009-12-09 中国矿业大学 Ascending hole coal seam gas pressure measurement water pressure excluding instrument and method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87215192U (en) * 1987-12-18 1988-08-31 湖南省煤炭科学研究所 Device for measuring gas pressure of coal bed by drilling hole
CN2032250U (en) * 1988-08-21 1989-02-08 李逢晓 Pneumatic drain system for deep hole
DE20213568U1 (en) * 2002-09-04 2003-01-02 Roland Hoesl Fa Device for removal of ground air comprises at least one packer unit inserted in ground hole where it seals bore hole inner wall
CN2706748Y (en) * 2004-06-16 2005-06-29 中国矿业大学 Device for measuring gaspressure by directly drilling and sealing hole in coal seam
CN101598029A (en) * 2009-06-26 2009-12-09 中国矿业大学 Ascending hole coal seam gas pressure measurement water pressure excluding instrument and method

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