CN106088122A - Comprehensive treatment method for stepped interception and drainage of end slope seepage water of strip mine - Google Patents
Comprehensive treatment method for stepped interception and drainage of end slope seepage water of strip mine Download PDFInfo
- Publication number
- CN106088122A CN106088122A CN201610395504.7A CN201610395504A CN106088122A CN 106088122 A CN106088122 A CN 106088122A CN 201610395504 A CN201610395504 A CN 201610395504A CN 106088122 A CN106088122 A CN 106088122A
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- China
- Prior art keywords
- water
- infiltration
- end side
- end slope
- row
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title abstract description 12
- 239000003245 coal Substances 0.000 claims abstract description 17
- 238000001556 precipitation Methods 0.000 claims abstract description 12
- 238000005086 pumping Methods 0.000 claims abstract description 5
- 238000009412 basement excavation Methods 0.000 claims abstract description 4
- 230000008595 infiltration Effects 0.000 claims description 39
- 238000001764 infiltration Methods 0.000 claims description 39
- 238000000605 extraction Methods 0.000 claims description 11
- 238000003672 processing method Methods 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 8
- 230000014759 maintenance of location Effects 0.000 claims description 8
- 239000012141 concentrate Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241000209202 Bromus secalinus Species 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/10—Restraining of underground water by lowering level of ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/08—Restraining of underground water by employing open ditches arranged below the level of the water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/20—Restraining of underground water by damming or interrupting the passage of underground water by displacing the water, e.g. by compressed air
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention discloses a comprehensive treatment method for stepped interception and drainage of end slope seepage of an open-pit mine. The comprehensive treatment method comprises the following steps: a first step: intercepting and dewatering holes are additionally formed in the earth surface of the end wall of the excavation field; a second step: arranging a clear drainage system on the first step and the second step of the end slope, and draining the seepage water of the end slope out of a stope; a third step: the local parts of the third step and the fourth step of the end slope are provided with a sump and a water diversion channel for carrying out water pouring operation on the upper step; a fourth step: and excavating a first water-flowing ditch and a first super-drop pit on the lowest step of the coal seam, and intensively pumping and draining the residual seepage water of the end slope and the water gushing from the bottom plate of the coal seam to the ground through a clear drainage system. The comprehensive treatment method is used for preventing and controlling the end slope water seepage in a mode of combining precipitation hole interception and end slope step open drainage, reduces the influence of the water seepage on production continuation and coal quality, eliminates potential safety hazards caused by the end slope water seepage, reduces the production cost and effectively ensures the normal safe production of the open pit mine.
Description
Technical field
The present invention relates to the anti-field of harnessing the river of opencut end side infiltration, cut particularly to a kind of opencut end side infiltration step
The comprehensive processing method of row.
Background technology
At present, each opencut is when the infiltration of end side, and the method extensively taked is, Stope face catchments drainage, end side
Drainage etc..Although these measures can reach certain water harnessing effect.
But, exploiting field end side infiltration administering method is formed without systematized water harnessing scheme, owing to original technology can not
Thoroughly the infiltration of end side, causes production efficiency to decline, and the propelling of end side relatively lags behind, and pad goods amount increases, and ature of coal reduces, and regular maintenance becomes
This increase；Stability of slope is severely impacted, and regulation effect is notable, cause the hidden danger of production.
The information being disclosed in this background section is merely intended to increase the understanding of the general background to the present invention, and should not
When being considered to recognize or imply in any form this information structure prior art well known to persons skilled in the art.
Summary of the invention
The opencut end side infiltration step that it is an object of the invention to provide a kind of simple and reasonable steps cuts the Synthetic of row
Reason method, this opencut end side infiltration step cuts the comprehensive processing method precipitation hole interception of row and combines with the end side bright row of step
Mode carry out prevent and treat end side infiltration, reduce infiltration on produce continues and the impact of Coal Quality, make the east side infiltration district's digging
Operation can normally advance and develop；Improve Coal Quality, get rid of the potential safety hazard caused by the infiltration of end side, reduce and produce into
This, be effectively ensured opencut safety in production and be normally carried out.
For achieving the above object, the comprehensive control side of row is cut according to the invention provides a kind of opencut end side infiltration step
Method, including with lower step: the first step: set up interception precipitation hole on digging field end side earth's surface；Second step: in end side one, two
Bright heat-extraction system laid by step, the infiltration of end side is drained into outside stope；3rd step: arrange in three, four step local of end side and catchment
Hole and flume, for carrying out pouring operation to upper strata step；4th step: in coal seam minimum bench excavation first ditch downstream,
The first surpass fall hole, for helping remnants infiltration and seat earth retention of excessive fluid, by bright heat-extraction system, water concentration is pumped to ground at end.
Preferably, in technique scheme, precipitation hole is used for water-pumping/draining.
Preferably, in technique scheme, bright heat-extraction system includes: second downstream ditch, the second surpass fall hole and drainage pipeline, institute
State second downstream ditch excavate according to each step issue and stope position relation, for the retention of excessive fluid of upper strata step is caused described the
Two surpass fall hole, then surpass, by pump handle, the water that fall cheats and cause drainage pipeline described in ground, thus drain into outside stope.
Preferably, in technique scheme, first downstream ditch end side remnants infiltration and seat earth retention of excessive fluid, residual water draw
It flow to the described fall that the first surpasses cheat, by bright heat-extraction system, water concentration is pumped to ground.
Compared with prior art, there is advantages that this opencut end side infiltration step cuts the comprehensive of row
Administering method precipitation hole intercepts the mode combined with the end side bright row of step and carries out preventing and treating the infiltration of end side, reduces infiltration to production
Continue and the impact of Coal Quality, enable the east side infiltration district digging operation normally to advance and to develop；Improve Coal Quality, row
Except the potential safety hazard caused by the infiltration of end side, reduce production cost, opencut safety in production has been effectively ensured and has been normally carried out.
Accompanying drawing explanation
Fig. 1 is the flow chart of comprehensive processing method that the opencut end side infiltration step of the present invention cuts row.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the detailed description of the invention of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Scope of protecting is not limited by detailed description of the invention.
Explicitly indicating that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or it becomes
Change and such as " comprising " or " including " etc. will be understood to comprise stated element or ingredient, and do not get rid of other yuan
Part or other ingredient.
As it is shown in figure 1, the comprehensive processing method subregion that this opencut end side infiltration step cuts row is administered, centralized planning, shape
Become to include intercepting precipitation hole, refuse dump end helps bright row, arrange catch pit and flume, excavate the end side infiltration step of ditch downstream etc.
The row's of cutting comprehensive treatment system.This comprehensive processing method specifically include three steps, it may be assumed that
First step: set up interception precipitation hole on digging field end side earth's surface；
This precipitation hole is used for water-pumping/draining, and the water-pumping/draining in precipitation hole uses directly as circulating cooling water of power plant, can reduce
End side EXIT POINT again can saving water resource.
Second step: bright heat-extraction system laid by step in end side one, two；
This bright heat-extraction system includes: excavate downstream ditch, set up super fall hole and drainage pipeline, wherein, ditch is according to each step downstream
Issue excavates with stope position relation, for the retention of excessive fluid of upper strata step is caused super fall hole, then surpasses fall hole by pump handle
Water causes ground drainage pipeline, thus drains into outside stope.
3rd step: catch pit and flume are set in three, four step local of end side；
This catch pit and flume are for carrying out pouring operation to upper strata step.
By ground, upper strata step, the enforcement of step dewatering measure of lower floor's step, form complete work surface draining system
System, it is possible to make digging follow up in time, excavates ditch downstream again and carries out replacing pump drainage, move in circles after overburden extraction, until exploiting field
Boundary.
4th step: minimum bench excavation ditch downstream, super fall hole in coal seam；
Second downstream ditch end side remnants infiltration and seat earth retention of excessive fluid be drained to super fall hole, bright by super fall flood control system
Water is concentrated and is pumped to ground by heat-extraction system.
The advantage of this technology is: intercepted by staged white-out, reduces the infiltration of end side, it is ensured that the east side is stable；Reduce
Seep water on the impact produced, enable the east side infiltration district digging operation normally to advance and to develop；Seat earth coal can be
Limits reclaims；Slowing down stope drawdown pressure, coal mining advances requirement to make stope drawdown disclosure satisfy that；Effectively fall
Low production equipment maintenance cost, evacuation system Meteorological and associated materials expense；Reduce pad goods amount, improve Coal Quality etc..
To sum up, this opencut end side infiltration step cuts the interception of comprehensive processing method precipitation hole and the end side bright row of step of row
The mode combined carries out preventing and treating the infiltration of end side, reduces infiltration and continues and the impact of Coal Quality on producing, and makes the infiltration of the east side
District's digging operation can normally advance and develop；Improve Coal Quality, get rid of the potential safety hazard caused by the infiltration of end side, reduce
Production cost, has been effectively ensured opencut safety in production and has been normally carried out.
The aforementioned description to the specific illustrative embodiment of the present invention illustrates that and the purpose of illustration.These describe
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can much change
And change.The purpose selected exemplary embodiment and describe is to explain that the certain principles of the present invention and reality thereof should
With so that those skilled in the art be capable of and utilize the present invention various different exemplary and
Various different selections and change.The scope of the present invention is intended to be limited by claims and equivalents thereof.
Claims (4)
1. the comprehensive processing method that an opencut end helps infiltration step to cut row, it is characterised in that include with lower step:
First step: set up interception precipitation hole on digging field end side earth's surface；
Second step: bright heat-extraction system laid by step in end side one, two, drains into the infiltration of end side outside stope；
3rd step: catch pit and flume are set, for carrying out pouring work to upper strata step in three, four step local of end side
Industry；
4th step: in coal seam minimum bench excavation first ditch downstream, the first surpass fall hole, for end side remnants infiltration and coal seam
Water concentration is pumped to ground by bright heat-extraction system by base plate retention of excessive fluid.
Opencut end the most according to claim 1 side infiltration step cuts the comprehensive processing method of row, it is characterised in that described
Precipitation hole is used for water-pumping/draining.
Opencut end the most according to claim 1 side infiltration step cuts the comprehensive processing method of row, it is characterised in that described
Bright heat-extraction system includes: second downstream ditch, the second surpass fall hole and drainage pipeline, described second downstream ditch according to each step issue with
Stope position relation is excavated, and for the retention of excessive fluid of upper strata step is caused the described fall hole that the second surpasses, then surpasses fall hole by pump handle
Water causes drainage pipeline described in ground, thus drains into outside stope.
Opencut end the most according to claim 1 side infiltration step cuts the comprehensive processing method of row, it is characterised in that described
First downstream ditch end side remnants infiltration and seat earth retention of excessive fluid, residual water be drained to described the first surpass fall hole, by bright row be
Unite to concentrate water and be pumped to ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610395504.7A CN106088122A (en) | 2016-06-03 | 2016-06-03 | Comprehensive treatment method for stepped interception and drainage of end slope seepage water of strip mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610395504.7A CN106088122A (en) | 2016-06-03 | 2016-06-03 | Comprehensive treatment method for stepped interception and drainage of end slope seepage water of strip mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106088122A true CN106088122A (en) | 2016-11-09 |
Family
ID=57448190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610395504.7A Pending CN106088122A (en) | 2016-06-03 | 2016-06-03 | Comprehensive treatment method for stepped interception and drainage of end slope seepage water of strip mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106088122A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268761A (en) * | 2017-08-09 | 2017-10-20 | 中国瑞林工程技术有限公司 | A kind of surface mine partition type bench energy dissipating relay drainage system and method |
| CN114232766A (en) * | 2022-01-06 | 2022-03-25 | 国家能源集团国源电力有限公司 | Open-pit mine field |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202055256U (en) * | 2011-04-29 | 2011-11-30 | 中国葛洲坝集团股份有限公司 | Concentrated water diversion and drainage device for large-area water seepage slope surface |
| CN102535491A (en) * | 2012-02-21 | 2012-07-04 | 浙江大学 | Embedded water permeable plate water collection siphon drainage method for side slope ground water interception |
| CN102644288A (en) * | 2011-11-12 | 2012-08-22 | 刘照朗 | Method for constructing saving, clean and safe anhydrous tailings pond |
| CN102787613A (en) * | 2012-08-30 | 2012-11-21 | 中国水利水电第十四工程局有限公司 | Underground cavern drainage blind ditch device and construction method |
| JP2014234681A (en) * | 2013-06-04 | 2014-12-15 | 株式会社大林組 | Ground-water level lowering system |
-
2016
- 2016-06-03 CN CN201610395504.7A patent/CN106088122A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202055256U (en) * | 2011-04-29 | 2011-11-30 | 中国葛洲坝集团股份有限公司 | Concentrated water diversion and drainage device for large-area water seepage slope surface |
| CN102644288A (en) * | 2011-11-12 | 2012-08-22 | 刘照朗 | Method for constructing saving, clean and safe anhydrous tailings pond |
| CN102535491A (en) * | 2012-02-21 | 2012-07-04 | 浙江大学 | Embedded water permeable plate water collection siphon drainage method for side slope ground water interception |
| CN102787613A (en) * | 2012-08-30 | 2012-11-21 | 中国水利水电第十四工程局有限公司 | Underground cavern drainage blind ditch device and construction method |
| JP2014234681A (en) * | 2013-06-04 | 2014-12-15 | 株式会社大林組 | Ground-water level lowering system |
Non-Patent Citations (1)
| Title |
|---|
| 魏金发等: "伊敏露天矿采区防治水分析", 《露天采矿技术》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268761A (en) * | 2017-08-09 | 2017-10-20 | 中国瑞林工程技术有限公司 | A kind of surface mine partition type bench energy dissipating relay drainage system and method |
| CN107268761B (en) * | 2017-08-09 | 2023-08-11 | 中国瑞林工程技术股份有限公司 | Surface mine partition type bench energy dissipation relay drainage system and method |
| CN114232766A (en) * | 2022-01-06 | 2022-03-25 | 国家能源集团国源电力有限公司 | Open-pit mine field |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161109 |
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| RJ01 | Rejection of invention patent application after publication |