CN204283322U - A kind of mining hole packer - Google Patents
A kind of mining hole packer Download PDFInfo
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- CN204283322U CN204283322U CN201420709737.6U CN201420709737U CN204283322U CN 204283322 U CN204283322 U CN 204283322U CN 201420709737 U CN201420709737 U CN 201420709737U CN 204283322 U CN204283322 U CN 204283322U
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- grouting pipe
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Abstract
The utility model discloses a kind of mining hole packer, comprise Grouting Pipe, be arranged on the unidirectional grout valve I in Grouting Pipe, explosive valve, unidirectional grout valve II, and the pouch II being wrapped in pouch I wherein by being arranged in Grouting Pipe and by unidirectional grout valve I and unidirectional grout valve II being wrapped in wherein; Described slip casting duct tapes is fixed on exhaust pipe, and described pouch I two ends 1cm sentences band, iron wire, three layers, adhesive tape are fixed in Grouting Pipe successively; Described pouch II sentences band apart from exhaust pipe tail end 30cm, pouch II two ends 1cm, iron wire, three layers, adhesive tape are fixed in Grouting Pipe successively.The utility model can realize leting speeper fast for leting speeper drilling and sealing, can realize pressure measurement for pressure measuring drill hole sealing of hole in 24h, simple to operate, easy to use, reduce labour intensity, increase work efficiency, be applicable to the sealing of hole of the various boring of underground coal mine.
Description
Technical field
The utility model relates to a kind of mining hole packer, is mainly used in the shutoff of coal mine gas extraction.
Background technology
The deepening year by year of coal mining, in coal seam, gas bearing capacity also strengthens thereupon, and highly gassy mine, coal and gas outburst mine ratio increase.From safety in production, China puts into effect " ventilate reliable, extraction is up to standard, effective monitoring, Management put " 16 word policies of coal mine gas management.Single just " extraction is up to standard " this core content, to be met this at hard-pumped mining coal seam and require that difficulty is very large, even in coal and gas outburst mine, some ore deposits have no alternative but be forced to close for this reason, gas has become current so that coal in China will produce serious restraining factors from now on, be one of Main Bottleneck of coal development.Gonna breakthrough coal mine gas yoke, solving extraction difficulty has become the vital key takeaway of current coal industry.The key of gas pumping is sealing of hole, and clear stipulaties in " control coal and gas prominent regulation ", Gas pre-drainage borehole sealing must be tight.
The direct hole sealing technology of current determination of coal seam gas pressure, extraction borehole, for adopting organic material or inorganic material shutoff, comprises the artificial sealing of hole of clay, mechanic water injection cement mortar sealing of hole, foaming polymeric materials sealing of hole.Wherein, clay method for sealing sealed borehole length is shorter, and water deliquescing met by yellow mud, and density is bad, easily leaks gas.Artificial sealing of hole rolled into a ball by employing yellow mud, cement, and borehole sealing is of poor quality, the activity duration is long, labour intensity is large, seldom adopts now.Cementing, cement setting is slow and easily shrink, bleed, cause sealing poor.Be only applicable to upper and lower to boring, to this concordant hole, coal seam and low-angle borehole sealing unreal, easily leak gas, to wide-angle boring sealed borehole length do not reach desirable requirement.The reaction of organic foaming sealing material such as polyurethane is violent, has a large amount of reaction heat to release, and has strong smell to generate, and reaction speed is too fast, and the initial setting time is non-adjustable, and sealed borehole length is wayward, and sealing of hole leakiness, and easily leak gas, cost is higher.
Utility model content
The purpose of this utility model is to solve Problems existing in current techniques, provides the mining hole packer that a kind of energy rapid expanding sealing of hole, sealing of hole are effective.
For achieving the above object, the technological means that the utility model adopts is: a kind of mining hole packer, comprise Grouting Pipe, be arranged on the unidirectional grout valve I in Grouting Pipe, explosive valve, unidirectional grout valve II, and the pouch II being wrapped in pouch I wherein by being arranged in Grouting Pipe and by unidirectional grout valve I and unidirectional grout valve II being wrapped in wherein; Described slip casting duct tapes is fixed on exhaust pipe, and described pouch I two ends 1cm sentences band, iron wire, three layers, adhesive tape are fixed in Grouting Pipe successively; Described pouch II sentences band apart from exhaust pipe tail end 30cm, pouch II two ends 1cm, iron wire, three layers, adhesive tape are fixed in Grouting Pipe successively.
Further, described pouch I, pouch II adopt filter cloth.
Further, described pouch I, pouch II adopt air penetrability 120-200L/m
2the filter cloth of s.
The beneficial effects of the utility model are: fixed with band, iron wire, three layers, adhesive tape by capsule band, be conducive to realizing rapid expanding to solidify, make firedamp taking-out discharging drilling shutoff compactness good, leting speeper can be realized fast for leting speeper drilling and sealing, pressure measurement can be realized in 24h for pressure measuring drill hole sealing of hole, simple to operate, easy to use, reduce labour intensity, increase work efficiency, be applicable to the sealing of hole of the various boring of underground coal mine.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
In figure: 1, Grouting Pipe, 2, unidirectional grout valve I, 3, explosive valve, 4, unidirectional grout valve II, 5, exhaust pipe, 6, pouch I, 7, pouch II.
Detailed description of the invention
As shown in Figure 1, a kind of mining hole packer, comprise Grouting Pipe 1, be arranged on the unidirectional grout valve I2 in Grouting Pipe, explosive valve 3, unidirectional grout valve II4, and the pouch II7 being wrapped in pouch I6 wherein by being arranged in Grouting Pipe 1 and by unidirectional grout valve I and unidirectional grout valve II being wrapped in wherein; Described Grouting Pipe 1 adhesive tape is fixed on exhaust pipe 5, and described pouch I6 two ends 1cm sentences band, iron wire, three layers, adhesive tape are fixed in Grouting Pipe 1 successively; Described pouch II7 sentences band apart from exhaust pipe tail end 30cm, pouch II two ends 1cm, iron wire, three layers, adhesive tape are fixed in Grouting Pipe 1 successively.
Further, described pouch I6, pouch II7 adopt filter cloth.
Further, described pouch I6, pouch II7 adopt air penetrability 120-200L/m
2the filter cloth of s.Air penetrability 120-the 200L/m adopted
2the filter cloth of s, forms cylinder capsule, effectively can filter out the moisture in sealing of hole slurries, sealing of hole concentration of slurry is increased, thus accelerates setting time, improves set strength.
This device filtered water aspect technology also comprises quick solidification apparatus and the materials'use that other can realize filtering out water function.
The method for sealing of mining hole packer, step is as follows: one, install hole packer: cleaning boring, the pouch of first end with pressure being enclosed within requires on first exhaust pipe of sealed borehole length, Grouting Pipe adhesive tape is fixed on exhaust pipe, 1cm place, pouch two ends is first fixed with band, tighten with thin wire again, successively cover with adhesive tape; Connect exhaust pipe successively, other end pouch be enclosed within last root exhaust pipe, apart from exhaust pipe tail end 30cm, 1cm place, pouch two ends is equally first fixed with band, tighten with thin wire again, priority adhesive tape covers, and the Grouting Pipe between two pouches can according to circumstances be fixed, and prevents wall built-up or not easily sends into, by in hand-hole under last root exhaust pipe, tail end exposes drilling orifice about 10cm, and namely hole packer and exhaust pipe entirety are sent in drilling hole, and outer end pouch is apart from drilling orifice 20cm;
Two, prepare slip casting: connect pressure air pipe on grouting pump, connecting water pipe is to slip casting bucket, and open after cock of water drain adds water, the pulp-absorbing pipe of grouting pump is put into slip casting bucket and opens pressure wind switch, turn on pump, whether inspection machine and pipeline run normal; Equipment is normal, pipeline closes pump after observing no problem; Then by mining hole packer sealing material mixing, add slip casting bucket and mix with water, control hole sealing agent concentration of slurry;
Three, slip casting: the pulp-absorbing pipe of grouting pump is put into the slurries mixed, the remaining water that first turn on pump exports in the pump housing and pipeline closes pump after starting slurries, then Grouting Pipe on pulp pipeline and hole packer is connected on the pump housing with casting head, filling adaptor on grouting pump is connected with the grouting pipeline on hole packer, turn on pump slip casting, incipient stage pump pressure is unsuitable excessive, will at the uniform velocity slip casting, can open after in 1min and be pumped to 0.6MPa greatly, clear water is flowed out in aperture hole to be drilled and the water yield obviously diminishes, the injection speed of grouting pump is from fast to slow again by when accelerating slowly simultaneously, explosive valve now on hole packer is opened, pump pressure is turned down by the speed that can improve slip casting, finally treat that midge speed is obviously slack-off, there is building the pressure phenomenon, pressure meter display pressure reaches more than 1.0MPa, close pump and stop slip casting, grouting pipeline on hole packer is broken curved iron wire fasten, finally be separated grouting pump and hole packer,
Four, wash pump, arrangement: open cock of water drain, cleaning slip casting bucket, discharges water, and the turn on pump cleaning pump housing and pipeline close pump after going out clear water simultaneously; Close taps, close pressure wind, open relief valve pressure release on the pump housing, pull down water lines, pressure ventilation pipe and outlet pipe, the clean pump housing.
The embodiment of the present application is just for illustration of technical characteristic disclosed in the present application, and those skilled in the art, by simply replacing the change carried out, still belong to the scope that the application protects.
Claims (3)
1. a mining hole packer, comprise Grouting Pipe (1), be arranged on the unidirectional grout valve I(2 in Grouting Pipe), explosive valve (3), unidirectional grout valve II(4), and the upper and pouch I(6 be wrapped in by unidirectional grout valve I wherein of Grouting Pipe (1) will be arranged on) and the pouch II(7 that unidirectional grout valve II is wrapped in wherein); Described Grouting Pipe (1) adhesive tape is fixed on exhaust pipe (5), described pouch I(6) two ends 1cm sentences band, iron wire, three layers, adhesive tape are fixed in Grouting Pipe (1) successively; Described pouch II(7) sentence band apart from exhaust pipe tail end 30cm, pouch II two ends 1cm, iron wire, three layers, adhesive tape be fixed in Grouting Pipe (1) successively.
2. mining hole packer according to claim 1, is characterized in that: described pouch I(6), pouch II(7) adopt filter cloth.
3. mining hole packer according to claim 2, is characterized in that: described pouch I(6), pouch II(7) adopt air penetrability 120-200L/m
2the filter cloth of s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420709737.6U CN204283322U (en) | 2014-11-24 | 2014-11-24 | A kind of mining hole packer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420709737.6U CN204283322U (en) | 2014-11-24 | 2014-11-24 | A kind of mining hole packer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204283322U true CN204283322U (en) | 2015-04-22 |
Family
ID=52866497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420709737.6U Active CN204283322U (en) | 2014-11-24 | 2014-11-24 | A kind of mining hole packer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204283322U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863556A (en) * | 2016-06-03 | 2016-08-17 | 淮南大屯注浆工程有限公司 | Coal-mine gas extraction drilling pressurized grouting rapid hole packer and use method thereof |
| CN112282693A (en) * | 2020-12-28 | 2021-01-29 | 山西工程技术学院 | Method for closing inclined large-diameter drill hole of coal mine |
-
2014
- 2014-11-24 CN CN201420709737.6U patent/CN204283322U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863556A (en) * | 2016-06-03 | 2016-08-17 | 淮南大屯注浆工程有限公司 | Coal-mine gas extraction drilling pressurized grouting rapid hole packer and use method thereof |
| CN112282693A (en) * | 2020-12-28 | 2021-01-29 | 山西工程技术学院 | Method for closing inclined large-diameter drill hole of coal mine |
| CN112282693B (en) * | 2020-12-28 | 2022-09-23 | 山西工程技术学院 | Method for closing inclined large-diameter drill hole of coal mine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 234000 north side of Jinhe Road, Jinhai Road, Suzhou Development Zone, Anhui, China Patentee after: SUZHOU JINDING TECHNOLOGY SECURITY CO., LTD. Address before: 234000 north side of Jinhe Road, Jinhai Road, Suzhou Economic Development Zone, Anhui, China Patentee before: SUZHOU JINDING TECHNOLOGY SECURITY CO., LTD. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Mine use hole packer hole packing material Effective date of registration: 20191219 Granted publication date: 20150422 Pledgee: Suzhou financing Company limited by guarantee Pledgor: Suzhou Jinding Safety Technology Co., Ltd. Registration number: Y2019980001142 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210329 Granted publication date: 20150422 Pledgee: Suzhou financing Company limited by guarantee Pledgor: SUZHOU JINDING TECHNOLOGY SECURITY Co.,Ltd. Registration number: Y2019980001142 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A mine hole sealing device Effective date of registration: 20210421 Granted publication date: 20150422 Pledgee: Suzhou financing Company limited by guarantee Pledgor: SUZHOU JINDING TECHNOLOGY SECURITY Co.,Ltd. Registration number: Y2021980002838 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220422 Granted publication date: 20150422 Pledgee: Suzhou financing Company limited by guarantee Pledgor: SUZHOU JINDING TECHNOLOGY SECURITY Co.,Ltd. Registration number: Y2021980002838 |