CN106812528A - The method of slope controlling stability - Google Patents
The method of slope controlling stability Download PDFInfo
- Publication number
- CN106812528A CN106812528A CN201611177114.9A CN201611177114A CN106812528A CN 106812528 A CN106812528 A CN 106812528A CN 201611177114 A CN201611177114 A CN 201611177114A CN 106812528 A CN106812528 A CN 106812528A
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- Prior art keywords
- pressure release
- release well
- water
- pressure
- bearing layer
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- 238000000034 method Methods 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 60
- 238000005259 measurement Methods 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 239000003245 coal Substances 0.000 abstract description 6
- 238000010276 construction Methods 0.000 description 9
- 238000007726 management method Methods 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 239000005442 atmospheric precipitation Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/32—Reclamation of surface-mined areas
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention provides a kind of method of slope controlling stability, including:The position of pressure release well is selected, and carries out boring the operation of pressure release well;Support equipment is installed in pressure release well, is supported with to pressure release well;Row pressure equipment is installed, pressure discharge operations are carried out to pressure release well by row pressure equipment.Technical scheme efficiently solves the problem of the side slope safety that open coal mine of the prior art is present.
Description
Technical field
The present invention relates to the technical field of slope stability, in particular to a kind of method of slope controlling stability.
Background technology
In some open coal mine resources, the more particularly the 3rd is coal seam, superstratum be young the 3rd be, the 4th
It is stratum, loose, consolidation poor diagenetic grade, thickness is big, watery is strong, directly receives surface water and Atmospheric precipitation supply, easily makes
Wriggled into side slope and even come down, the workload of routine observation is also very huge.
The content of the invention
It is a primary object of the present invention to provide a kind of method of slope controlling stability, to solve dew of the prior art
The problem of the side slope safety that its colliery is present.
To achieve these goals, the invention provides a kind of method of slope controlling stability, including:Selection pressure release well
Position, and carry out boring the operation of pressure release well;Support equipment is installed in pressure release well, is supported with to pressure release well;Row pressure is installed
Equipment, pressure discharge operations are carried out by row pressure equipment to pressure release well.
Further, selection pressure release well location put including:Measurement and positioning, it is necessary to the depth of the data including water-bearing layer of measurement,
The height of water level in water-bearing layer, the hardness on the stratum on ground to water-bearing layer, the water content in water-bearing layer, depth according to water-bearing layer, contain
The height of water level of water layer, the hardness on the stratum on ground to water-bearing layer and the water content in water-bearing layer determine the position of pressure release well.
Further, the hardness on the stratum in measurement ground to water-bearing layer includes calculating the underground frozen soil depth that pressure release well location is put
Degree.
Further, support equipment includes screen casing, and screen casing is arranged in pressure release well.
Further, row pressure equipment is drainage equipment.
Further, row pressure equipment is installed to specifically include:Rhone is first set;Using drainage equipment by the water in pressure release well
Introduce rhone.
Further, included from the rig for boring pressure release well:Drill bit, guide frame and oriented structure, guide frame are set
In the upstream of drill bit, oriented structure is arranged between drill bit and guide frame, needs assembling to bore before carrying out boring the operation of pressure release well
Machine.
Further, rig also includes:Geology judges structure, and geology judges structure setting in the upstream of guide frame.
Further, pressure release well includes horizontal pressure release well section, and horizontal pressure release well section passes through water-bearing layer, and to being formed at side slope
Pressure relief opening.
Further, to be obliquely installed, horizontal pressure release well section also includes the water corresponding with pressure relief opening to horizontal pressure release well section
Flat pressure release well section internal orifice, horizontal pressure release well section internal orifice to pressure relief opening is gradually reduced.
Apply the technical scheme of the present invention, the situation according to scene chooses the position for boring pressure release well first, then choosing
Position on carry out bore pressure release well operations, then support equipment is installed in pressure release well, row pressure equipment is finally installed again to pressure release
Row pressure is carried out in well, in this wise under pressure can be maintained in a rational scope, avoiding problems due to subsurface pressure compared with
Side slope is unstable caused by height.Technical scheme efficiently solves the side that open coal mine of the prior art is present
The problem of slope safety.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, of the invention to show
Meaning property and its illustrates, for explaining the present invention, not constitute inappropriate limitation of the present invention embodiment.In the accompanying drawings:
Fig. 1 shows the drill configuration schematic diagram of the embodiment of the method for slope controlling stability of the invention;With
And
Fig. 2 shows the pressure release well construction schematic diagram of the embodiment of the method for slope controlling stability of the invention.
Wherein, above-mentioned accompanying drawing is marked including the following drawings:
10th, drill bit;20th, guide frame;30th, oriented structure;40th, geology judges structure;50th, horizontal pressure release well section.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
For the ease of description, space relative terms can be used herein, such as " ... on ", " ... top ",
" in ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation levied.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.If for example, the device in accompanying drawing is squeezed, be described as " in other devices
To be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Now, it is more fully described with reference to the accompanying drawings according to an illustrative embodiment of the invention.However, these are exemplary
Implementation method can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein
Formula.It should be appreciated that thesing embodiments are provided so that disclosure of the invention is thoroughly and complete, and these are shown
The design of example property implementation method is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, expands layer
With the thickness in region, and make identical device is presented with like reference characters, thus description of them will be omitted.
As shown in figure 1, the method for the slope controlling stability of the present embodiment includes:The position of pressure release well is selected, and is carried out
Bore the operation of pressure release well.Support equipment is installed in pressure release well, is supported with to pressure release well.Row pressure equipment is installed, by row pressure
Equipment carries out pressure discharge operations to pressure release well.
Using the technical scheme of the present embodiment, the situation according to scene first chooses the position for boring pressure release well, then in choosing
Carry out boring pressure release well operations on the position for taking, then support equipment is installed in pressure release well, row pressure equipment is finally installed again to letting out
Row pressure is carried out in kill-job, in this wise under pressure can be maintained in a rational scope, avoiding problems due to subsurface pressure
Side slope is unstable caused by higher.The technical scheme of the present embodiment efficiently solves open coal mine of the prior art to be present
Side slope safety problem.
As shown in figure 1, in the technical scheme of the present embodiment, selection pressure release well location put including:Measurement and positioning is, it is necessary to measure
The depth of data including water-bearing layer, the height of water level in water-bearing layer, the hardness on the stratum on ground to water-bearing layer, water-bearing layer it is aqueous
Amount, the height of water level of depth, water-bearing layer according to water-bearing layer, the hardness on the stratum on ground to water-bearing layer and water-bearing layer it is aqueous
Measure to determine the position of pressure release well.On the one hand can so avoid the location comparison that pressure release well is set dangerous, for example, easily go out
Now cave in, on the other hand can avoid situation about wasting time and energy, the pressure release well of such as selection occur when pressure release well is bored
Position geology it is harder, and cause rig to be operationally in progress slower problem.
As shown in figure 1, in the technical scheme of the present embodiment, measuring the hardness on the stratum in ground to water-bearing layer includes calculating
The underground frost penetration that pressure release well location is put.Can be avoided at the landforms with frozen soil by survey calculation, or frozen soil layer compares
Thin, rig is easily drilled through.
As shown in figure 1, in the technical scheme of the present embodiment, support equipment includes screen casing, screen casing is arranged on pressure release well
It is interior.Said structure causes to enter to support pressure release well under screen casing, can so play a part of stable aqueous layer continuous drainage,
Discharge outlet (pressure relief opening) is derived from side slope and can realize free-draining.Compared with vertical pumping well, free-draining can be reduced largely
Draining cost, energy saving, also reduce pumping equipment and safeguard that operational management is simple.
As shown in figure 1, in the technical scheme of the present embodiment, row pressure equipment is drainage equipment.If during by free-draining
Drainage pipe, i.e. row pressure equipment can be only set for drainage pipe.When needing driving equipment such as pump by pressure release well
When water is discharged, row pressure equipment includes pump and drainage pipe.
As shown in figure 1, in the technical scheme of the present embodiment, installing row pressure equipment and specifically including:Rhone is first set, profit
The water in pressure release well is introduced into rhone with drainage equipment.Made with unexpected row this avoid the water due to the outflow in pressure release well
Into bottom surface pollution or there are other fortuitous events.
As shown in figure 1, in the technical scheme of the present embodiment, being included from the rig for boring pressure release well:Drill bit 10, guiding knot
Structure 20 and oriented structure 30, guide frame 20 are arranged on the upstream of drill bit 10, and oriented structure 30 is arranged on drill bit 10 and is oriented to and ties
Between structure 20, need to assemble rig before carrying out boring the operation of pressure release well.Can be oriented to using above-mentioned rig itself and orient this
Sample causes that rig efficiency when pressure release well is bored is higher.
As shown in figure 1, in the technical scheme of the present embodiment, rig also includes:Geology judges structure 40, and geology judges knot
Structure 40 is arranged on the upstream of guide frame 20.Geology judges that the geological condition of underground can in time be fed back to operation by structure 40
Personnel, are so conducive to operating personnel to be judged the situation of underground to take the measure being more beneficial for.
As shown in figure 1, in the technical scheme of the present embodiment, pressure release well includes horizontal pressure release well section 50, horizontal pressure release well
Section passes through water-bearing layer, and to forming pressure relief opening at side slope.Said structure save energy, pressure release is can be realized as by gravity flow, and
Other power-equipments are not needed.
As depicted in figs. 1 and 2, in the technical scheme of the present embodiment, horizontal pressure release well section is to be obliquely installed, horizontal pressure release
Well section also includes the horizontal pressure release well section internal orifice corresponding with pressure relief opening, and horizontal pressure release well section internal orifice to pressure relief opening is gradually reduced.
Said structure enables that the current of pressure release well smoothly flow out.
Present application addresses the side slope safety problem that real open coal mine is present, be it is a kind of using drill drilling, sentence layer and wear
The geosteering for more controlling administers the technical method that is combined of principle with catchment principle, slope stability of underground water well.
Engineering amount that the method is used is small, well location position is flexible, cost is relatively low, centralized management, the water deep compared to underground km
Horizontal well, construction risk is small, and success rate is high, safe and reliable.Opencut breaks the primitive stress equilibrium-like on stratum in digging process
State, promotes water to pour into pressure relief portion position under pressure, by pressure release well passing through in water-bearing layer, forms a face formula
Buck channel, dam underground water, water is carried out dredging discharge in advance.Pressure relief opening point is few, concentrate the maintenance that can reduce the later stage, screen casing
Under enter that passage can be supported, play a part of stable aqueous layer continuous drainage, discharge outlet is derived from side slope and can realize gravity flow
Draining.Compared with vertical pumping well, free-draining can largely reduce draining cost, energy saving, also reduce pumping equipment and safeguard,
Operational management is simple.
Plain stage of slope in recharge of ground water direction opens pressure relief opening, and pressure relief opening is apart from side slope outer baseline 20m, horizontal pressure release
The length of well section 50 is 1000m or so, and depth regards place step aquifer sand layer roof and floor depth design, and Trajectory Design will be abundant
Under the premise of research ground earth formation, water-bearing layer mode of occurence, certain tilt angled down is kept as far as possible, from the side subscribed in plane
Slope passes;Enter PE (or PVC) screen casing support borehole wall down afterwards, set up the horizontal collection gallery of underground water, outlet set valve and
Insulated building, is derived underground water with pipeline.The plan-position of pressure release well is passed through by directed-drilling technique control in water-bearing layer
Measure carries out geology and sentences layer guarantee by the logging while drilling technology of geosteering.One length is the opencut of 2km, there is ground
The side slope of lower water breakthrough is only needed to each 1 group of pressure relief opening of construction in 2 ends (1 group is 2 to 3 each pressure relief openings), certainly, for side
Just management pressure relief opening can be selected in centre, be easy to centralized management.Compared with straight well precipitation hole, gully gravity flow, without pumping equipment,
Do not consume that the energy, operating cost is low, draining is not influenceed by cold weather and mechanical breakdown, stable and reliable operation.
Controlled by drill control platform in work progress, conducted by ground transaucer, geology judges structure energy
Enough examinations that water-bearing layer is carried out in drilling process, it is ensured that passed through in target zone, select pressure relief opening to pass after being drilled target zone, do
Be delivery port, under enter screen casing.Because being distributed full mesh on screen casing, water flow to pressure relief opening, carries out draining by mesh into screen casing.
Buried depth according to target zone carries out electromagnetic wave guiding by ground transaucer, and the form of drill bit can more be adapted in Quaternary Period water-bearing layer
Middle construction, can quickly finish the construction of face formula buck channel.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
Be also intended to include plural form, additionally, it should be understood that, when in this manual use term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
It should be noted that term " first ", " in description and claims of this specification and above-mentioned accompanying drawing
Two " it is etc. for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so that embodiments of the present invention described herein for example can be with except herein
Order beyond those of diagram or description is implemented.Additionally, term " comprising " and " having " and their any deformation, it is intended that
Be cover it is non-exclusive include, for example, containing process, method, system, product or the equipment of series of steps or unit not
Be necessarily limited to those steps or the unit clearly listed, but may include not list clearly or for these processes, side
Method, product or other intrinsic steps of equipment or unit.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of method of slope controlling stability, it is characterised in that including:
The position of pressure release well is selected, and carries out boring the pressure release well operation;
Support equipment is installed in the pressure release well, is supported with to the pressure release well;
Row pressure equipment is installed, pressure discharge operations are carried out to the pressure release well by the row pressure equipment.
2. the method for slope controlling stability according to claim 1, it is characterised in that the selection pressure release well location puts bag
Include:
Measurement and positioning is, it is necessary to the data of measurement include depth, the height of water level in water-bearing layer, the ground on ground to water-bearing layer in water-bearing layer
Hardness, the water content in water-bearing layer of layer, depth, the height of water level in the water-bearing layer, the ground according to the water-bearing layer are extremely
The water content in the hardness on the stratum in water-bearing layer and the water-bearing layer determines the position of the pressure release well.
3. the method for slope controlling stability according to claim 2, it is characterised in that the measurement ground to water-bearing layer
The hardness on stratum include calculating the underground frost penetration put of pressure release well location.
4. the method for slope controlling stability according to claim 1, it is characterised in that the support equipment includes sieve
Pipe, the screen casing is arranged in pressure release well.
5. the method for slope controlling stability according to claim 1, it is characterised in that the row pressure equipment sets for draining
It is standby.
6. the method for slope controlling stability according to claim 5, it is characterised in that the installation row pressure equipment is specific
Including:
Rhone is first set;
The water in the pressure release well is introduced into the rhone using the drainage equipment.
7. the method for slope controlling stability according to claim 1, it is characterised in that from the rig bag for boring pressure release well
Include:Drill bit (10), guide frame (20) and oriented structure (30), the guide frame (20) are arranged on the upper of the drill bit (10)
Trip, the oriented structure (30) is arranged between the drill bit (10) and the guide frame (20), is carrying out boring pressure release well behaviour
Need to assemble the rig before work.
8. the method for slope controlling stability according to claim 7, it is characterised in that the rig also includes:Geology
Judge structure (40), the geology judges that structure (40) is arranged on the upstream of the guide frame (20).
9. the method for slope controlling stability according to claim 1, it is characterised in that the pressure release well is let out including level
Kill-job section (50), the horizontal pressure release well section (50) through water-bearing layer, and to forming pressure relief opening at side slope.
10. the method for slope controlling stability according to claim 9, it is characterised in that the horizontal pressure release well section
(50) to be obliquely installed, the horizontal pressure release well section (50) also includes the horizontal pressure release well section (50) corresponding with the pressure relief opening
Internal orifice, horizontal pressure release well section (50) internal orifice to the pressure relief opening is gradually reduced.
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CN201611177114.9A CN106812528B (en) | 2016-12-19 | 2016-12-19 | The method of slope controlling stability |
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CN201611177114.9A CN106812528B (en) | 2016-12-19 | 2016-12-19 | The method of slope controlling stability |
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CN106812528B CN106812528B (en) | 2019-11-15 |
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Cited By (1)
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CN112145180A (en) * | 2020-09-21 | 2020-12-29 | 浙江绿农生态环境有限公司 | Mutual-layer backfill method for waste open pit residue soil slurry |
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