CN106285777A - The method that flood mine mineral building discharges water in advance - Google Patents
The method that flood mine mineral building discharges water in advance Download PDFInfo
- Publication number
- CN106285777A CN106285777A CN201610967086.4A CN201610967086A CN106285777A CN 106285777 A CN106285777 A CN 106285777A CN 201610967086 A CN201610967086 A CN 201610967086A CN 106285777 A CN106285777 A CN 106285777A
- Authority
- CN
- China
- Prior art keywords
- mineral building
- dewatering orifice
- water
- advance
- hole
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 46
- 239000011707 mineral Substances 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000005553 drilling Methods 0.000 claims abstract description 12
- 238000005516 engineering process Methods 0.000 claims abstract description 7
- 230000008595 infiltration Effects 0.000 claims abstract description 4
- 238000001764 infiltration Methods 0.000 claims abstract description 4
- 238000005065 mining Methods 0.000 abstract description 12
- 239000011435 rock Substances 0.000 abstract description 11
- 210000001367 artery Anatomy 0.000 abstract description 9
- 210000003462 vein Anatomy 0.000 abstract description 9
- 239000003673 groundwater Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000037361 pathway Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The invention discloses the method that a kind of flood mine mineral building discharges water in advance, its wearing between two drilling drifts arranges rig chamber 2,3 on astillen, beat dewatering orifice 4,5；In the range of both sides, mineral building top to be exploited are arranged in dewatering orifice 4,5；Dewatering orifice 4,5 is inclined upwardly angle 5 °～15 °, does not has hole depth≤mineral building length；Determine that joint in dewatering orifice, crack and crushed zone grow position, under above-mentioned position, enter filter pipe, and utilize oriented perforating technology to increase joint in dewatering orifice, crack and crushed zone to grow the infiltration coefficient at position.This method is not take up the work surface of rooming, utilizes wearing arteries and veins engineering and wearing in arteries and veins engineering the leting speeper hole of construction and discharge water of rock drilling level；For flood mine mineral building, the subsoil water on mineral building top of effectively damming, make subsoil water enter the mineral building of actual mining less, effectively reduce the groundwater pressure of rooming, reduce the probability that in exploitation work, water damage occurs.
Description
Technical field
The invention belongs to underground mine water control technique field, the side that a kind of flood mine mineral building discharges water in advance
Method.
Background technology
In sub-terrain mines is exploited, the flood mine dug up mine especially with open-stope method or filling method, when mineral building is larger
Time, the subsoil water gushed out suddenly often results in disastrous consequence, has a strong impact on the safe working of mineral building, more crushes at rock
Area, bigger trickle can increase the probability of Instability of Rock Body, also can have a negative impact safe working.
In the flood mine that production scale is bigger, complete drainage mineral deposit is from ecology, technology and economic angle all
Seeming unrealistic, in order to reduce the water pressure impact on mining safety, it is with pressure that mineral building back production typically uses that draining limit, limit digs up mine
Exploitation.According to tradition leting speeper method, before mineral building back production, in stope arrange leting speeper hole carry out detecting water by pilot hole with
Discharge water work, and dewatering orifice is typically fan-shaped layout, and it is long that this method for arranging takies the work surface time, delays actual mining, meanwhile,
When the recharge of ground water source of abundance is arranged at mineral building top, this mode of discharging water can not effectively reduce mineral building back production
Water yield in journey, mineral building back production is the most effectively reduced by the threat of water damage.
Summary of the invention
The technical problem to be solved in the present invention is to provide the flood mine mineral building of a kind of work surface being not take up rooming
The method discharged water in advance.
For solving above-mentioned technical problem, the technical solution used in the present invention is: wear arteries and veins between two drilling drifts
Arrange rig chamber on wall, beat dewatering orifice；In the range of both sides, mineral building top to be exploited are arranged in dewatering orifice；Dewatering orifice same upward-inclination angle
Spend 5 °～15 °, do not have hole depth≤mineral building length；Determine that joint in dewatering orifice, crack and crushed zone grow position, at above-mentioned position
Under enter filter pipe, and utilize oriented perforating technology to increase joint in dewatering orifice, crack and crushed zone to grow the infiltration coefficient at position.
The present invention is according to the result of detecting water by pilot hole, as water yield≤60m/h, respectively arranges that one puts at mineral building to be exploited
Water hole；As water yield ＞ 60m3During/h, respectively arrange one group of dewatering orifice at mineral building to be exploited.
Often group dewatering orifice of the present invention is that sector is arranged and the elevation angle is identical, and whole hole horizontal distance cannot be greater than 3m.
Use and have the beneficial effects that produced by technique scheme: the present invention is not take up the work surface of rooming, profit
Wearing arteries and veins engineering and wearing in arteries and veins engineering the leting speeper hole of construction and discharge water by rock drilling level；Meanwhile, for flood mine mineral building
The hydrogeologic condition in the recharge of ground water source of abundance is arranged at top, and the present invention can effectively be dammed the subsoil water on mineral building top, makes
Subsoil water enters the mineral building of actual mining less, effectively reduces the groundwater pressure of rooming, reduces exploitation work
The probability that in work, water damage occurs.
The present invention is capable of the effect that the tall and big mineral building in flood mine utilizes rock drilling level to discharge water in advance, can be effective
Dam top, room to be dug up mine retention of excessive fluid, reduces mineral building hydraulic pressure, reduces the water damage probability of happening in mineral building exploitation process；It is not take up simultaneously
Room to be dug up mine work surface, improves mineral building back production progress.
Accompanying drawing explanation
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
Fig. 1 is that structural representation is moved towards in the dewatering orifice of the present invention；
Fig. 2 is the oriented perforating structural representation of the present invention.
In figure: 1-wears arteries and veins；2-rig chamber；3-rig chamber；4-dewatering orifice；5-dewatering orifice；6-nugget；7-
Rock drilling lane；The growth angle at the positions such as 8-ROCK MASS JOINT crack；9-oriented perforating.
Detailed description of the invention
The method that this flood mine mineral building discharges water in advance between two drilling drifts, wear on astillen arrange rig chamber 2,
3, beat dewatering orifice 4,5；The boring direction of dewatering orifice 4,5 is approximately perpendicular to wear arteries and veins 1, dewatering orifice 4,5 be inclined upwardly angle 5 °～
15 °, do not have hole depth≤mineral building length (nugget length) suitable；Dewatering orifice 4,5 region overlay to be formed on plane face, is i.e. treating
Several dewatering orifices 4,5 are arranged in the range of exploitation both sides, mineral building top (nugget both wings)；Integrated exploration, mapping and down-hole electricity
Depending on etc. means determine that joint in dewatering orifice, crack and crushed zone grow position, under these position, enter filter pipe, and utilize orientation
In perforating technology increase dewatering orifice, joint, crack and crushed zone grow the infiltration coefficient at position, form water guide predominant pathway, improve
Discharge water effect, is derived from this predominant pathway by water to greatest extent, and the angular range of oriented perforating 9 is 180 °.
Dewatering orifice arrangement principle in the method that this flood mine mineral building discharges water in advance: according to the result of detecting water by pilot hole, when gushing
The water yield≤60m3During/h, nugget 6 both wings respectively arrange that a single dewatering orifice 4,5 discharges water；As water yield ＞ 60m3During/h, in ore deposit
Block both wings respectively arrange that one group of dewatering orifice 4,5 discharges water, and often group dewatering orifice 4,5 number is according to water yield size, aperture voltage endurance capability
Determine；When using that dewatering orifice 4,5 discharges water in groups, often group dewatering orifice 4,5 is arranged in sector, and the elevation angle, each hole is identical, whole Kong Shui
Flat distance cannot be greater than 3m.
Described in the method that this flood mine mineral building discharges water in advance, dewatering orifice 4,5 is provided with orifice tube, orifice tube Main Function
Being to creep into for spy water hole to guide, orifice tube outer wall welding rib is for anti-skidding, and rib spacing is 0.4～0.6m；Orifice tube
Exposed parts installs the anti-high-handed measures such as ferrum card, pin and penstock, strict check value resistant to pressure；In hard section of tunnel or crag
Squeezing into anchor cable, the other end of anchor cable is fixed on rig, when meeting high artesian crown drill, utilizes anchor cable pull strength to prevent rig top
Go out, it is desirable to anchor cable intensity is sufficiently large.
Embodiment: as a example by flood mine, Hebei province, the concrete technology of the method that this flood mine mineral building discharges water in advance
As described below.
This flood mine uses stage open stope afterwards filling mining methods, medium-length hole of giving a farfetched interpretation downwards in drilling drift, side
To ore caving, scraper is ore removal in mineral building bottom ore tunnel.Panel is arranged along orebody trend, long 120m, a width of ore body level
Thickness, high 50m(level interval), studding width 15m.It is divided back to mining blocks, ore deposit along orebody trend and vertical direction in the range of panel
Block length direction is consistent with orebody trend.One step mining blocks uses consolidated fill, and two step mining blocks are based on tailing-filled.One step
Mining blocks uses arranges continuously, back production step by step, a length of 52.5m of nugget, width 20m, highly 50m.In the middle of two step mining blocks by
Nugget studding is split, a length of 48.5m of nugget, width 20m, highly 50m, column length 20m, width 8m between nugget.One step adopt and
Two step mining blocks are spaced.Wear arteries and veins transportation roadway, stope box is arranged in studding, and district ventilation well is near panel barrier cloth
Put.Mine Underground Water nourishment source is sufficient, and structural fracture is grown, mineral building Rockmass Permeabuity Coefficient 0.049～0.55m/d, current ore deposit
Mountain total yield is 1800～2000 m3/ h, is typical flood mine.
Fig. 1, shown in 2, the vertical orebody trend of nugget 6 to be adopted is arranged, the rig chamber 2,3 of dewatering orifice is arranged in rock drilling water
Putting down and wear arteries and veins 1 side, the horizontal dewatering orifice of rock drilling 4,5 is arranged in the both sides treating mining blocks.5 °～15 ° of the elevation angle, dewatering orifice 4,5, determines rock
The growth angle 8 at the positions such as body joint fissure, eyelet 9 distribution 180 ° of oriented perforating.The hole length of dewatering orifice 4,5 and ore deposit
Block length is suitable, is slightly less than nugget length；Dewatering orifice 4,5 uses and arranges in groups, arranges in sector, and whole hole horizontal distance is less than
3m, and do not destroy the rock drilling lane 7 of nugget.Aperture, dewatering orifice 4,5 is 146～168mm, eyelet 9 diameter 8 of oriented perforating～
14mm, perforation hole depth 0.4～0.6m.
Compared with this method discharges water with conventional operation face, can be greatly reduced work surface holding time (at least 5～10 days),
Increase dewatering orifice local penetration coefficient 15～20 times, the efficiency that discharges water raising 2～5 times；Simultaneously this method can lateral to mineral building and
Certain effect of damming (conventional operation face discharges water and cannot effectively discharge water) is played in nourishment source, top, effectively reduces the underground of mineral building
Water increment.
Claims (3)
1. the method that a flood mine mineral building discharges water in advance, it is characterised in that: wearing on astillen between two drilling drifts
Arrange rig chamber (2,3), beat dewatering orifice (4,5)；In the range of both sides, mineral building top to be exploited are arranged in dewatering orifice (4,5)；Discharge water
Hole (4, the 5) angle that is inclined upwardly 5 °～15 °, there is not hole depth≤mineral building length；Determine that joint in dewatering orifice, crack and crushed zone are sent out
Educate position, under above-mentioned position, enter filter pipe, and utilize oriented perforating technology to increase joint in dewatering orifice, crack and crushed zone to send out
Educate the infiltration coefficient at position.
The method that flood mine the most according to claim 1 mineral building discharges water in advance, it is characterised in that: according to detecting water by pilot hole
As a result, as water yield≤60m/h, respectively arrange a dewatering orifice (4,5) at mineral building to be exploited；As water yield ＞ 60m3During/h,
One group of dewatering orifice (4,5) is respectively arranged at mineral building to be exploited.
The method that flood mine the most according to claim 2 mineral building discharges water in advance, it is characterised in that: described often organize dewatering orifice
(4,5) arrange in sector and the elevation angle is identical, and whole hole horizontal distance cannot be greater than 3m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610967086.4A CN106285777B (en) | 2016-10-28 | 2016-10-28 | The method that flood mine mineral building discharges water in advance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610967086.4A CN106285777B (en) | 2016-10-28 | 2016-10-28 | The method that flood mine mineral building discharges water in advance |
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| Publication Number | Publication Date |
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| CN106285777A true CN106285777A (en) | 2017-01-04 |
| CN106285777B CN106285777B (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610967086.4A Active CN106285777B (en) | 2016-10-28 | 2016-10-28 | The method that flood mine mineral building discharges water in advance |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764960A (en) * | 2020-08-17 | 2020-10-13 | 六盘水师范学院 | Coal mining separation layer water damage prevention and control method |
| CN112627817A (en) * | 2020-12-07 | 2021-04-09 | 河北钢铁集团矿业有限公司 | Mining method for large water mine by using freezing method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101196123A (en) * | 2007-12-27 | 2008-06-11 | 淮北矿业（集团）有限责任公司 | Aquifer preventing and controlling method for coal face roof plate separation layer |
| CN102425421A (en) * | 2011-11-08 | 2012-04-25 | 中蓝连海设计研究院 | Novel water control method suitable for mine shafts |
| CN102505963A (en) * | 2011-11-11 | 2012-06-20 | 山西晋城无烟煤矿业集团有限责任公司 | Stope face roof water pre-drainage construction method |
| CN102913280A (en) * | 2012-10-30 | 2013-02-06 | 开滦(集团)有限责任公司东欢坨矿业分公司 | Method for draining roof water in flood mine |
| CN102926803A (en) * | 2012-10-30 | 2013-02-13 | 开滦(集团)有限责任公司东欢坨矿业分公司 | Water drainage method for simultaneously exploiting water and coals under complicated hydrological condition |
| CN103104289A (en) * | 2013-02-05 | 2013-05-15 | 神华集团有限责任公司 | Mine water disaster treatment method |
| CN104088664A (en) * | 2014-07-25 | 2014-10-08 | 玉溪大红山矿业有限公司 | Method and system for treating waste water of mine suitable for upward filling and mining |
| CN104597224A (en) * | 2015-01-27 | 2015-05-06 | 河南理工大学 | Three-drop distance non-steady flow dewatering test method for probing mine hydrogeology |
| CN104712286A (en) * | 2014-12-31 | 2015-06-17 | 陕西煤业化工技术研究院有限责任公司 | Classified grouting method utilizing results of coal seam floor water-bearing layer single-hole water discharge test |
| CN104963721A (en) * | 2015-05-26 | 2015-10-07 | 安徽建筑大学 | Downhole stereo rapid water drainage method through the combination of horizontal drilling holes and vertical drilling holes |
-
2016
- 2016-10-28 CN CN201610967086.4A patent/CN106285777B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101196123A (en) * | 2007-12-27 | 2008-06-11 | 淮北矿业（集团）有限责任公司 | Aquifer preventing and controlling method for coal face roof plate separation layer |
| CN102425421A (en) * | 2011-11-08 | 2012-04-25 | 中蓝连海设计研究院 | Novel water control method suitable for mine shafts |
| CN102505963A (en) * | 2011-11-11 | 2012-06-20 | 山西晋城无烟煤矿业集团有限责任公司 | Stope face roof water pre-drainage construction method |
| CN102913280A (en) * | 2012-10-30 | 2013-02-06 | 开滦(集团)有限责任公司东欢坨矿业分公司 | Method for draining roof water in flood mine |
| CN102926803A (en) * | 2012-10-30 | 2013-02-13 | 开滦(集团)有限责任公司东欢坨矿业分公司 | Water drainage method for simultaneously exploiting water and coals under complicated hydrological condition |
| CN103104289A (en) * | 2013-02-05 | 2013-05-15 | 神华集团有限责任公司 | Mine water disaster treatment method |
| CN104088664A (en) * | 2014-07-25 | 2014-10-08 | 玉溪大红山矿业有限公司 | Method and system for treating waste water of mine suitable for upward filling and mining |
| CN104712286A (en) * | 2014-12-31 | 2015-06-17 | 陕西煤业化工技术研究院有限责任公司 | Classified grouting method utilizing results of coal seam floor water-bearing layer single-hole water discharge test |
| CN104597224A (en) * | 2015-01-27 | 2015-05-06 | 河南理工大学 | Three-drop distance non-steady flow dewatering test method for probing mine hydrogeology |
| CN104963721A (en) * | 2015-05-26 | 2015-10-07 | 安徽建筑大学 | Downhole stereo rapid water drainage method through the combination of horizontal drilling holes and vertical drilling holes |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764960A (en) * | 2020-08-17 | 2020-10-13 | 六盘水师范学院 | Coal mining separation layer water damage prevention and control method |
| CN111764960B (en) * | 2020-08-17 | 2021-11-12 | 六盘水师范学院 | Coal mining separation layer water damage prevention and control method |
| CN112627817A (en) * | 2020-12-07 | 2021-04-09 | 河北钢铁集团矿业有限公司 | Mining method for large water mine by using freezing method |
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| Publication number | Publication date |
|---|---|
| CN106285777B (en) | 2018-05-08 |
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