CN106982626B - A kind of mining area mound field water conservation afforestation equipment and its monitoring water environment method - Google Patents
A kind of mining area mound field water conservation afforestation equipment and its monitoring water environment method Download PDFInfo
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- CN106982626B CN106982626B CN201710183862.6A CN201710183862A CN106982626B CN 106982626 B CN106982626 B CN 106982626B CN 201710183862 A CN201710183862 A CN 201710183862A CN 106982626 B CN106982626 B CN 106982626B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/32—Reclamation of surface-mined areas
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Abstract
The invention discloses a kind of mining area mound field water conservation afforestation equipment, the opencast coal mine dump includes aerial part and under ground portion, the aerial part is the mound field (1) above original earth's surface, and the mining area mound field water conservation afforestation equipment includes the first measurement well (2) and the second measurement well (3)；The first measurement well (2) is vertically connected with by multiple self sealss sleeve pipes (11) to be formed, and its inside and outside the first cable seam (12) of connection and three row's seepage flow holes (14) are provided with the self sealss sleeve pipe (11)；Ventilative water deflector cover, including lid (201) and the fixation side guard plate (202) and the grey side guard plate (203) of gear that are fixed on its bottom are provided with the self sealss sleeve pipe (11) of the top.Mining area mound field water conservation afforestation equipment of the present invention is simple in construction, cost is low, easy to operate.
Description
Technical field
The present invention relates to a kind of water conservation afforestation equipment, and be particularly suitable for use in the water conservation greening of mining area mound field and its monitoring water environment
Method.
Background technology
Table soil and the overlying rock in coal seam are directly peeled off in strip coal mining, coal seam is exploited after exposing, and inside and outside point of exploiting field
The ground that layer banks up stripping forms refuse dump.Large-stackpile is the artificial huge heap pad that exploiting field ground mixed-stacking is formed.
In large-stackpile accumulates forming process, refuse dump region SEA LEVEL VARIATION is assessed regional environment, pre- to Safety of Coal Mine Production
Police plays the role of important.
Issue in 2014《National Soil Pollution Investigation publication》, Chinese soil environmental aspect totally allows of no optimist,
National soil pollution exceeding standard rate is up to 16.1%, on industry and mining discarded ground while soil environment outstanding problem, arable soil environment matter
Amount more causes anxiety.In face of the severe situation of soil pollution, national legislation speed is substantially accelerated.Chinese Ministry of Environmental Protection is except new《Environment is protected
Defend the doctrine》In add outside the content of soil remediation, disclose again a few days ago new《Standard of soil environment quality (exposure draft)》,
《Soil Pollution Control action plan》Formulating and implementing for (referred to as " ten, soil ") is also brought into schedule.These policies and regulation are all said
Understand the discarded ground soil environment problem of the urgency of environment remediation work, particularly industry and mining, it is especially prominent among these to be exactly
The pollution of mining area mound field, special for being some large outdoors collieries, because mound field is high and big, general open pit mine is opened with hydrophobic
Adopt, cause water level decreasing, be difficult surviving plants and vegetation above opencut mound field, without vegetation and plant, opencut mound
Dust of field etc. drifts with the wind, and causes extreme influence to surrounding environment, ecological environment is polluted, while without the water of plant
Native holding effect, to mound field, the safety of itself causes very big hidden danger.
Refuse dump is actually the process of whole Open pit Area exploitation by nothing to the process having, but rarely has research now,
There is part team to lay several well loggings in refuse dump peripheral region, water level is studied, this laying mode needs multiple surveys
Well, it is costly, secondly, do not test the change of refuse dump actual water level directly, this is not rigorous for scientific research,
Refuse dump center can not be carried out to the variation tendency of peripheral region water level, finally, refuse dump from scratch, from big to small, also
It is the SEA LEVEL VARIATION for the whole process that production zone experience exploitation to exploitation forms refuse dump, exists in real time currently without being truly realized
Line monitoring, but this data has extremely important ginseng for scientific research, environmental evaluation and Safety of Coal Mine Production early warning
Examine value；Refuse dump intermediate portions are the research of vadose water, and this is significant for heap soil site table land reclamation,
Combination simultaneously between vadose water and mound field soil layer water and the following water level of soil layer is seldom, and there is " heavy rain the refuse dump of opencut
Big cunning, the small cunning of light rain, do not slide without rain " the characteristics of, therefore the SEA LEVEL VARIATION situation of monitoring refuse dump in real time, to refuse dump in itself
Stability is significant.
Major Difficulties have it is following some：
1st, the water level of refuse dump is too low, and water-holding capacity is too poor, and the vadose water that particularly plant needs is difficult to keep, simultaneously
Mound field is too high, easily causes the disasters such as landslide；
2nd, casting field areas can undergo from scratch, the process of earth's surface experience from low to high, therefore well logging also can progressively increase
Add, how to realize the safety and stability increase of monitoring well height, and ensure that the steady testing of data and transmission are a difficult points；
Refuse dump is broadly divided into two regions from longitudinal direction, and one is more than earth's surface mound field areas, its water level master
It is surface water to want make-up water source, and it changes greatly, is had a great influence by weather, and its SEA LEVEL VARIATION is very big to refuse dump safety effects,
And the vadose water on soil layer surface is significant for heap soil site table land reclamation；Second is earth's surface region below,
Influenceed by mine drainage, its water level has direct relation with mine drainage and gushing water, its water quality quality and important reference data.
The content of the invention
The technical problem to be solved in the present invention is by without to during having, i.e., before opencast mining, in exploitation in refuse dump
After exploitation, existing technical difficulty how is overcome, realize refuse dump region water level situation of change, therefore, the present invention provides one
Kind is simple in construction, cost is low, mining area mound field water conservation afforestation equipment easy to operate.
A kind of mining area mound field water conservation afforestation equipment, including aerial part and under ground portion, the aerial part be positioned at
The originally mound field above earth's surface, the mining area mound field water conservation afforestation equipment include the first measurement well and the second measurement well；
The first measurement well is arranged at the middle part of the mound field, and the bottom of the described first measurement well is provided with first
Level sensor and the fixes sleeve in portion disposed thereon, coil car is provided with above the mound field, on the coil car
Be provided with the first wireless transport module, first level sensor connects one end of the first cable, first cable it is another
One end is connected through the fixes sleeve with first wireless transport module；
The second measurement well includes vertical section, horizontal segment and the free segment being sequentially connected, wherein, the vertical section is set
In underground, the vertical section and the horizontal segment junction are provided with fixed block, are provided with the bottom of the vertical section
Second level sensor, second level sensor are wirelessly transferred mould by second outside the second cable and the free segment
Block is connected.
The first measurement well is vertically connected with by multiple self sealss sleeve pipes to be formed, the company of being provided with the self sealss sleeve pipe
Lead to its inside and outside the first cable seam and three row's seepage flow holes；First cable seam and the seepage flow hole described in three rows are along described
The even tube wall arrangement of self sealss sleeve pipe, and the diameter parallel with the self sealss sleeve pipe；
It is provided with ventilative water deflector cover on the self sealss sleeve pipe of the top, including lid and is fixed on consolidating for its bottom
Determine side guard plate and keep off grey side guard plate, the lid is circle, and the fixed side guard plate and the grey side guard plate of gear are hollow circuit cylinder
Body, the diameter of the fixed side guard plate are less than the grey side guard plate of gear；The top of the fixed side guard plate is provided with multiple ventilative
Hole, lower end are removably secured with the self sealss sleeve pipe and are connected.
Mining area mound field water conservation afforestation equipment of the present invention, wherein, the self sealss sleeve pipe is by two diameter differences
Hollow tube be fixed by socket and form, the lower inner diameter of the self sealss sleeve pipe is consistent with top external diameter；It is the lid, described solid
The axis for determining side guard plate and the grey side guard plate in the vertical direction of gear overlaps；The fixed side guard plate and the self sealss sleeve pipe
Upper end between for threaded connection；Expose first cable seam on soil layer surface and the seepage flow hole in the self sealss sleeve pipe
Sealed using glue；
Dash swash plate is connected with the upper end of the lid, the dash swash plate is the circle that diameter is gradually reduced from top to bottom
Cylindricality, the angle between the dash swash plate and the lid are 115 °；Company between the dash swash plate and the lid
The upper end of place's connection aqueduct is connect, the lower end of the aqueduct is connected with the region beyond the described first measurement well 1m.
Mining area mound field water conservation afforestation equipment of the present invention, wherein, the fixes sleeve is cylinder, described solid
Determine to be provided with multiple the first grooves to cave inward on the lateral wall of sleeve, be provided centrally with passing through up and down in the fixes sleeve
Logical through hole；Fixed between the fixes sleeve and the self sealss sleeve pipe using plastic cement；It is provided with the fixes sleeve
Connect its inside and outside the second cable seam.
Mining area mound field water conservation afforestation equipment of the present invention, wherein, a diameter of 10mm in the seepage flow hole, same
In row, the spacing between every two neighboring seepage flow hole is 35mm；
The ventilative water deflector cover is made up of the resin material of high specific heat capacity high intensity；
The internal diameter of the fixed side guard plate is 94mm, external diameter 100mm, is highly 120mm, the threaded portion height of lower end
For 30mm, the length of the air-vent and high respectively 80mm and 60mm；The grey side guard plate internal diameter of gear is 140mm, and external diameter is
145mm, it is highly 200mm, a diameter of 145mm of the lid, is highly 25mm, the chamfer length of the dash swash plate is
150mm, thickness 3mm, the water guide length of tube are 1.5m.
Mining area mound field water conservation afforestation equipment of the present invention, wherein, the inside of first level sensor is under
Supreme first pressure probe, strip battery pack and the first single-chip microcomputer including being sequentially connected, first single-chip microcomputer also with institute
State first pressure probe to be connected, be provided with the second groove being recessed upwards in the bottom of first level sensor, described the
The top of two grooves is the bottom of the first pressure probe；
The inside of second level sensor from bottom to up include be sequentially connected second pressure probe, potential device and
Second singlechip, the second singlechip is also connected with second pressure probe, in the bottom of second level sensor
The 3rd groove being recessed upwards is provided with, the top of the 3rd groove is the bottom of the second pressure probe；The change
Pressure device is connected with external power source.
Mining area mound field water conservation afforestation equipment of the present invention, wherein, in addition to it is arranged on mound field top
Artificial water conservation layer, it is made up of the water proof resin soft board layer of level laying with the anti-skidding water barrier for being connected to its outer end；It is described anti-skidding
Water barrier is with the horizontal 18-25 ° of laying, into obtuse angle between the water proof resin soft board layer；
The anti-skidding water barrier is made up of multiple anti-skidding water-stop sheets, and the anti-skidding water-stop sheet is by multiple anti-skidding baffle plates and runs through
The water-stop sheet for connecting the length direction center of multiple anti-skidding baffle plates is formed, and the anti-skidding baffle plate is obliquely installed, with it is described every
Angle between water plate is 60 °.
Mining area mound field water conservation afforestation equipment of the present invention, wherein, the water proof resin soft board layer is laid to circle
Or subcircular, it is to be spliced by the water proof resin soft board of multiple same sizes, every piece of water proof resin soft board long 4m, wide 4m are thick
Spend for 4mm, the water proof resin soft board layer is 1.2-1.6m apart from the distance between mound field surface, the water proof resin
The distance between edge of the mound field that the Edge Distance of soft board layer is in same horizontal line is 6m；
The long 5m of anti-skidding water-stop sheet, wide 2m, thickness 6mm, the length of the anti-skidding baffle plate is 300mm, and width is
200mm, thickness 5mm, the acute angle side formed between the anti-skidding baffle plate and the water-stop sheet are soft towards the water proof resin
The center of flaggy；Horizontal range between the top of the anti-skidding water barrier and the outer end of the water proof resin soft board layer is 5m；
The soil for plant growth is equipped with the top of the mound field, its thickness is 200-300mm.
Mining area mound field water conservation afforestation equipment of the present invention, wherein, the fixed block includes pulley and pulley branch
Strut, diameter of pulley 30mm, the long 28mm of width 25mm, wherein support bar, support bar and vertical plane angle are 40 °.
The vertical section of the second measurement well is drilling, the horizontal segment using described self sealss sleeve pipe or so connection and
Into, the horizontal segment is arranged between the mound field and original place table, and the free segment is made up of hollow rubber material, it is described from
The outside of the mound field is vertically arranged in by section；
Described mining area mound field water conservation afforestation equipment also includes control centre, respectively with first wireless transport module
It is connected by communication with second wireless transport module.
Mining area mound field water conservation afforestation equipment of the present invention, wherein, the bottom of the first measurement well and original place table
The distance between be 5-8m, cross section is diameter 80mm circle, the height of the length of first cable than the mound field
Long 30m；
The drilling that the vertical section of the second measurement well is diameter 80mm, the high 40m of pit depth highly than 1.2 times, institute
The height for stating free segment is more than 5m；
The coil car can move freely in the range of diameter 12m, and the bottom of the fixes sleeve is apart from original place table
The distance between be 40m, the width of first cable seam and second cable seam is 15mm, the fixes sleeve it is described
A diameter of 15mm of through hole；Every self sealss set pipe range 1.5m, big mouth region and osculum section length are 200mm, it is described from
External diameter in the middle part of sealing sleeve pipe is 94mm, internal diameter 80mm, and the external diameter of bottom is 94mm, internal diameter 87mm, and the external diameter on top is
87mm, internal diameter 80mm；
The material of the fixes sleeve is high strength plastic, and the material of the self sealss sleeve pipe is steel.
Mining area mound field water conservation afforestation equipment of the present invention carries out monitoring water environment method, comprises the following steps：
（A）The center of mound field is found according to the drawing of design；
（B）Drilling, the vertical section of the second measurement well is formed, installs the second level sensor wherein, and use second
Cable is fixed on fixed block, sensed water level change；
（C）After 2 ~ March, opencut starts to exploit working face, and starts to peel off in the topsoil in pit region and arrive mound
, at this moment lay self sealss sleeve pipe and form horizontal segment, and second cable is filled in the first cable seam, it is connected to
Outside the mound scope of mound field；
（D）After 1 ~ March, the gradual heap in mound field to 5-8m height, now start to lay the self sealss sleeve pipe, form first
Well is measured, meanwhile, the horizontal segment lateral ends installation free segment of the second measurement well, the free segment is to fill to be formed using glue
Rubber tube；
（E）After 3 ~ May, the gradual heap in mound field to 40m height, start to monitor the first measurement Well Water Level situation, installation
First level sensor, and in import installation and sealing label fixes sleeve, ensure the first cable below the fixes sleeve and
First level sensor is not influenceed by activity more than well head；
（F）Continue mound, after 2 ~ 3 years, when mound field intermediate region is apart from final mound highly also poor 1.6m, by mound field
Edge 6m positions within push into 18-25 ° of plane with bull-dozer, start to lay artificial water conservation layer, wherein, mound at this moment
Multiple water proof resin soft boards are spliced into the water proof resin soft board layer of a circle or subcircular, Edge Distance mound field at the top of
Tip edge 6m, between the anti-skidding water-stop sheet of the edge of water proof resin soft board layer laying, anti-skidding water-stop sheet and water proof resin soft board
Splicing is tightly connected, artificial water conservation layer if any coincidence then needs to carry out seal operation between artificial water conservation layer and self sealss sleeve pipe
The self sealss sleeve pipe on top wants the cable of manual seal first seam and seepage flow hole after the first cable is inserted；
（G）Within a week, when it will be final section self sealss sleeve pipe to calculate, by final section self sealss sleeve pipe
Install, cable is fixed, seal all of above first cable seam in now mound field surface and seepage flow hole, cover ventilative dash
Lid；
（H）Then up continue mound again and be bulldozed end, until stopping mound more than artificial water conservation layer 1.2-1.6m,
It is bulldozed, up lays the 200-300mm soil for plant growth, the stripping before mining area is excavated of this soil is stored in attached
Closely, then plant upper plant, locality be adapted to growth vegetation or improvement after be adapted to vegetation and herbaceous plant for growing at this point etc.；
（I）Comprehensive monitoring mound field soil layer water and underground water, the aggregation of data of the two is analyzed；When mound field soil layer water level
Reach 3.5m, influence caused by this explanation is primarily due to ground precipitation, at this moment need to carry out mound field patrol work safely constantly
Make, particularly side slope region, prevent landslide from causing personal property to damage to surrounding；When groundwater level declines suddenly, prevent
Pit gushing water occurs, and carries out related early warning and investigation work, or water level decreasing and the speed that rises be 1.5 times of the previous day with
On, the change of this chronic variation tendency is also that mining event or water flow events influence to caused by water level, be required for and
When analyze reason, investigate hidden danger.
Beneficial effect：
Water conservation afforestation equipment difference from prior art in mining area mound field of the present invention is：Mound field in mining area of the present invention is protected
Water afforestation equipment has the following advantages that：
Casting field areas can be undergone from scratch, the process of earth's surface experience from low to high, therefore well logging can be also stepped up,
The system of the present invention realizes the safety and stability increase of monitoring well height, and ensures steady testing and the transmission of data；Refuse dump
Two regions are broadly divided into from longitudinal direction, and one is more than earth's surface mound field areas, and the main make-up water source of its water level is ground
Table water, it changes greatly, had a great influence by weather, its SEA LEVEL VARIATION is very big to refuse dump safety effects；Second be earth's surface with
Lower region, is influenceed by mine drainage, and its water level has direct relation with mine drainage and gushing water；The system of the present invention is taken into account well
The water level detecting situation of part above and below the ground.
Because refuse dump is high and big, hydrophobicity is strong, therefore Atmospheric precipitation and artificial watering absorb be deposited to mound soon
Side off field, water barrier is effectively protected water resource valuable above mound field, while water barrier is apart from the upper of the mound field
The distance between surface is 1.2-1.6m, because the root length of plant typically can all be protected in 900mm or so, water barrier
The abundant growth and can for demonstrate,proving plant ensures the maximum utilization of water resource, especially for the longer plant of root system, for topsoil
Sand-fixation, water-keeping has good effect, though apart from the useless border of the long then water conservation in the distance between the upper surface of the mound field
Boundary, apart from the too short growth for being unfavorable for plants on surface, and the growth of root system of plant can also cause necessarily to destroy to water barrier, therefore
Water barrier it is reasonable in design effectively, while multiple antiskid plates be arrangeding in parallel in both ends ensure that the safety of overlying topsoil, will not
Produce the danger of sliding；
Casting field areas can undergo from scratch, the process of earth's surface experience from low to high, therefore well logging also can progressively be deepened,
Self sealss sleeve pipe can realize the steady intensification of well logging, while the design of coil car realizes this process, ensure that data
Steady testing, wireless device ensure that the transmission of data；
Pit area monitoring has two effects, first, background survey, studies the situation of change of different mining phase water levels, and one
That mine water level is monitored on-line, to Pitwater disaster etc. carry out early warning, therefore different purposes its monitoring region, water kind
With require it is different, the present invention is logged well by two realizes the monitorings of more water kinds on longitudinal direction.
The system architecture of the present invention is simple, and method is simple, and using effect is notable, compensate for the blank in this field.
The mining area mound field water conservation afforestation equipment of the present invention is described further below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the overall structure diagram of mining area mound field water conservation afforestation equipment of the present invention；
Fig. 2 is the structural representation of self sealss sleeve pipe in the present invention；
Fig. 3 is Fig. 2 side view；
Fig. 4 is the structural representation of fixes sleeve in the present invention；
Fig. 5 is Fig. 4 side view；
Fig. 6 is the structural representation of the first level sensor in the present invention；
Fig. 7 is the structural representation of the second level sensor in the present invention；
Fig. 8 is the structural representation of ventilative water deflector cover in the present invention；
Fig. 9 is the top view of artificial water conservation layer in the present invention；
Figure 10 is the side view of artificial water conservation layer in the present invention；
Figure 11 is the overlooking the structure diagram of anti-skidding water-stop sheet in the present invention；
Figure 12 is the side structure schematic view of anti-skidding water-stop sheet in the present invention.
Embodiment
As shown in Fig. 1 ~ Figure 12, a kind of mining area mound field water conservation afforestation equipment, including aerial part and under ground portion, on the ground
Part is the mound field 1 above original earth's surface, and mining area mound field water conservation afforestation equipment includes the first measurement well 2 and second and surveyed
Measure well 3；
First measurement well 2 is arranged at the middle part of mound field 1, and the bottom of the first measurement well 2 is provided with the first level sensor
Device 4 and the fixes sleeve 5 in portion disposed thereon, coil car 6 is provided with above mound field 1, the first nothing is provided with coil car 6
Line transport module, the first level sensor 4 connect one end of the first cable 7, and the other end of the first cable 7 passes through fixes sleeve 5
It is connected with the first wireless transport module；
Second measurement well 3 includes vertical section 301, horizontal segment 302 and the free segment 303 being sequentially connected, wherein, vertical section
301 are arranged on underground, and vertical section 301 and the junction of horizontal segment 302 are provided with fixed block 8, set in the bottom of vertical section 301
The second level sensor 9 is equipped with, the second level sensor 9 passes through the second cable 10 and the second wireless biography outside free segment 303
Defeated module is connected.
First measurement well 2 is vertically connected with by multiple self sealss sleeve pipes 11 to be formed, and connection is provided with self sealss sleeve pipe 11
Its inside and outside the first cable seam 12 and three row's seepage flow holes 14；The seepage flow hole 14 of first cable seam 12 and three rows are along self sealss
The even tube wall arrangement of sleeve pipe 11, and the diameter parallel with self sealss sleeve pipe 11；I.e. on same cross section, 3 row's seepage flow
12 central angles in 90 °, 180 ° of central angles and 270 ° of central angles are stitched in hole 14 with the first cable respectively, and such self sealss sleeve pipe 11 is four
The water in surrounding rock can be flowed in and out on individual direction；The section in seepage flow hole 14 is circle；
Be provided with ventilative water deflector cover on the self sealss sleeve pipe 11 of the top, main function be prevent surrounding manual work and
The natural causes such as wind and weather cause sandstone and water etc. to enter, and influence measurement result, while keep breathing freely and external atmosphere pressure phase
Logical, ventilative water deflector cover includes lid 201 and the fixation side guard plate 202 for being fixed on its bottom and keeps off grey side guard plate 203, lid 201
For circle, the grey side guard plate 203 of fixed side guard plate 202 and gear is hollow circular cylinder, and the diameter of fixed side guard plate 202, which is less than, keeps off grey side
Backplate 203；The top of fixed side guard plate 202 is provided with multiple air-vents 204, and lower end is removably secured with self sealss sleeve pipe 11
Connection, the main function for keeping off grey side guard plate 203 are that sandstone and water around ensureing etc. enter in drilling without going past air-vent 204
Portion.
The purpose of the present invention can be achieved in above scheme, and on this basis, the present invention gives following multiple effects more again
Good preferred scheme in real work for using；
Self sealss sleeve pipe 11 is fixed by socket by two different hollow tubes of diameter and formed, in the bottom of self sealss sleeve pipe 11
Footpath is consistent with top external diameter；The axis of lid 201, fixed side guard plate 202 and the grey in the vertical direction of side guard plate 203 of gear overlaps；
It is to be threadedly coupled between fixed side guard plate 202 and the upper end of self sealss sleeve pipe 11；Expose soil layer surface in self sealss sleeve pipe 11
First cable seam 12 and seepage flow hole 14 are sealed using glue；
Dash swash plate 205 is connected with the upper end of lid 201, dash swash plate 205 is what diameter was gradually reduced from top to bottom
Cylinder, the angle between dash swash plate 205 and lid 201 are 115 °；Connection between dash swash plate 205 and lid 201
The upper end of place's connection aqueduct 206, the lower end of aqueduct 206 are connected with the region beyond 2 one meters of the well of measurement of distance first.
Fixes sleeve 5 is cylinder, and multiple the first grooves to cave inward are provided with the lateral wall of fixes sleeve 5
501, in the through hole 502 for being provided centrally with up/down perforation of fixes sleeve 5；The main function of fixes sleeve 5 is fixed cable, is protected
Demonstrate,prove that the position of the first level sensor 4 is fixed, while the coil car 6 on ground is when mobile, will not to the first level sensor 4
Have any impact, and its shape is not circle, does not influence change of the water level in well, fixes sleeve 5 and self sealss set
Fixed between pipe 11 using plastic cement.It is provided with self sealss sleeve pipe 11 and connects its inside and outside first cable seam 12；
It is provided with fixes sleeve 5 and connects its inside and outside second cable seam 13.Through hole 502 act as fixing the first cable 7, the
One cable 7 can stitch 13 by the second cable and put in.
A diameter of 10mm in seepage flow hole 14, in same row, the spacing between every two neighboring seepage flow hole 14 is 35mm；Thoroughly
Gas water deflector cover is made up of the resin material of high specific heat capacity high intensity, can resist extraneous rugged environment and destroy, can also reduce certainly
The processes such as the condensation of surrounding air vapor that body cooling heating is brought, ensure the science of measurement data；Fixed side guard plate 202
Internal diameter be 94mm, external diameter 100mm, be highly 120mm, the threaded portion of lower end is highly 30mm, the length of air-vent 204 and
Height is respectively 80mm and 60mm；It is 140mm, external diameter 145mm to keep off the grey internal diameter of side guard plate 203, is highly 200mm, lid 201
A diameter of 145mm, it is highly 25mm, the chamfer length of dash swash plate 205 is 150mm, thickness 3mm, and the length of aqueduct 206 is
1.5m。
First level sensor 4 is pressure type water level sensor, and principle is to draw height of water level value by hydraulic pressure size, interior
Portion includes first pressure probe 401, the single-chip microcomputer 403 of strip battery pack 402 and first being sequentially connected from bottom to up, and first is single
Piece machine 403 is also connected with first pressure probe 401, and it is recessed that second to be recessed upwards is provided with the bottom of the first level sensor 4
Groove 404, the top of the second groove 404 are the bottom of first pressure probe 401, and the hole that the second groove 404 is formed can perceive
The pressure of water, such design can avoid sandstone in well from blocking perception hole.Under the conditions of hollow of well is met, strip battery pack
402 can ensure electricity, while strip battery pack 402 passes close to the bottom of the first level sensor 4, so whole first water level
The center of gravity of sensor 4 ensures the in stable condition of the first level sensor 4 below center, and the main function of the first single-chip microcomputer 403 is receipts
Collection conversion signal is simultaneously transferred to earth's surface, because when well is more than 50m, wireless transmission signal will die down distortion, it is therefore necessary to make
Use wire transmission.
Second level sensor 9 is internal to include from bottom to up successively using external power supply sensor internal transformation
Second pressure probe 901, potential device 902 and the second singlechip 903 of connection, second singlechip 903 are also visited with second pressure
First 901 are connected, and the 3rd groove 904 being recessed upwards, the top of the 3rd groove 904 are provided with the bottom of the second level sensor 9
Portion is the bottom of second pressure probe 901；Potential device 902 is connected with external power source, and the hole that the 3rd groove 904 is formed can be with
The pressure of water is perceived, such design can avoid sandstone in well from blocking perception hole.
Present invention additionally comprises the artificial water conservation layer for being arranged on the top of mound field 1, by the water proof resin soft board layer of level laying
601 are formed with the anti-skidding water barrier 602 for being connected to its outer end；Water proof resin soft board layer 601 is laid to circular or subcircular, be by
The water proof resin soft board of multiple same sizes is spliced, water proof resin soft board imputrescibility, and will not excrete poison influences environment,
Surface moisture seepage flow can be completely cut off to Tu Chang bottoms, the horizontal laying of water proof resin soft board；Anti-skidding water barrier 602 with the horizontal
18-25 ° of laying, wherein being that inside height is low close to center of circle side, edge side is high, into obtuse angle between water proof resin soft board layer 601；
Artificial water conservation layer main function is one layer of water barrier device of artificial design, because mound field is up to hundreds of meters, water level is difficult in satisfaction
Square vegetation growth demand, when raining or during artificial watering, the water on surface penetrates into Tu Chang bottoms quickly, has pole to plant growth
Its important function, artificial water conservation layer artificially design one layer of water barrier device, keep vadose water, Simultaneous Stabilization side slope.
Anti-skidding water barrier 602 is made up of multiple anti-skidding water-stop sheets, and anti-skidding water-stop sheet is by multiple anti-skidding baffle plates 604 and through even
The water-stop sheet 603 for connecing the length direction center of multiple anti-skidding baffle plates 604 is formed, and anti-skidding baffle plate 604 is obliquely installed, with water-stop sheet
Angle between 603 is 60 °, and top side at an acute angle is process towards center of circle side, the anti-skidding direct encapsulating of water-stop sheet during laying,
With certain hardness, when sand is laid until final mound end-of-job in top, can be pushed down under the sand Action of Gravity Field of top
Water-stop sheet 603 in water proof resin soft board layer 601 and anti-skidding water proof flaggy, the anti-skidding lower section of baffle plate 604 are inserted in the sand of lower section, on
Side insertion top sand, final top sand are laterally ensured that water conservation is same by a resistance for preventing from breakking away, so design
Shi Bianpo stabilization.
Every piece of water proof resin soft board long 4m, wide 4m, thickness 4mm, water proof resin soft board layer 601 is apart from the surface of mound field 1
The distance between be 1.2-1.6m, the side for the mound field 1 that the Edge Distance of water proof resin soft board layer 601 is in same horizontal line
The distance between edge is 6m；The anti-skidding a length of radius of circle direction of water-stop sheet, long 5m, wide 2m, thickness 6mm, the length of anti-skidding baffle plate 604
Spend for 300mm, width 200mm, thickness 5mm, the acute angle side direction formed between anti-skidding baffle plate 604 and water-stop sheet 603
The center of water proof resin soft board layer 601；Water between the top of anti-skidding water barrier 602 and the outer end of water proof resin soft board layer 601
Flat distance is 5m；The soil for plant growth is equipped with the top of mound field 1, its thickness is 200-300mm.This soil one
As peel off and be stored in nearby before mining area is excavated, then after the upper local vegetation for being adapted to growth of kind or improvement it is suitable at this point
Vegetation and herbaceous plant of growth etc..
Fixed block 8 includes pulley and pulley support bar, diameter of pulley 30mm, the long 28mm of width 25mm, wherein support bar,
Support bar and vertical plane angle are 40 °.Such design one is the space for still having minimum 47mm for the pulley left side, can be
Second level sensor 9 pulls when needing repairing, 40 ° of angle design, ensures the second level sensor 9 from horizontal segment
302 can naturally enter vertical section 301 under gravity when getting back into.
The main function of second measurement well 3 is to measure the SEA LEVEL VARIATION below the table of original place, before starting mound in mound field 1,
Drilling forms vertical section 301, and horizontal segment 302 is formed by connecting using self sealss sleeve pipe 11 or so, and horizontal segment 302 is arranged on mound
Between field 1 and original place table, free segment 303 is made up of hollow rubber material, and free segment 303 is vertically arranged in the outside of mound field 1；
Such design ensure that and is connected with atmospheric pressure, ensure that the second level sensor 9 works accurately, while free segment 303 can be with
Freedom of movement, do not influenceed by the propulsion of mound field 1, free segment 303 is typically in plumbness, is highly more than 5m, ensures water
Position will not emit water from the inside when maximum.
Mining area mound field water conservation afforestation equipment also includes control centre, wireless with the first wireless transport module and second respectively
Transport module is connected by communication.The distance between the bottom of first measurement well 2 and original place table are 5-8m, and cross section is diameter 80mm's
Circle, the length of the first cable 7 are longer 30m than the height of mound field 1；The brill that the vertical section 301 of second measurement well 3 is diameter 80mm
Hole, the high 40m of pit depth highly than 1.2 times, the height of free segment 303 is more than 5m；Coil car 6 can be diameter 12m's
In the range of move freely, the bottom of fixes sleeve 5 is 40m, the first cable seam 12 and the second line apart from the distance between original place table
The width of cable seam 13 is 15mm, a diameter of 15mm of the through hole 502 of fixes sleeve 5；Every 11 long 1.5m of self sealss sleeve pipe, big mouth
Area and osculum section length are 200mm, and the external diameter at the middle part of self sealss sleeve pipe 11 is 94mm, internal diameter 80mm, and the external diameter of bottom is
94mm, internal diameter 87mm, the external diameter on top is 87mm, internal diameter 80mm；The material of fixes sleeve 5 is high strength plastic, from close
The material of big envelope pipe 11 is steel.
The mining area mound field water conservation afforestation equipment of the present invention carries out monitoring water environment method, comprises the following steps：
（A）The center of mound field 1 is found according to the drawing of design；
（B）Drilling, the vertical section 301 of the second measurement well 3 is formed, installs the second level sensor 9 wherein, and use
Second cable 10 is fixed on fixed block 8, sensed water level change；
（C）After 2 ~ March, opencut starts to exploit working face, and starts to peel off in the topsoil in pit region and arrive mound
Field 1, at this moment lay self sealss sleeve pipe 11 and form horizontal segment 302, and the second cable 10 is filled in the first cable seam 12,
It is connected to outside the mound scope of mound field 1；
（D）After 1 ~ March, 1 gradual heap of mound field to 5-8m height, now start to lay self sealss sleeve pipe 11, form first
Well 2 is measured, meanwhile, the lateral ends of the horizontal segment 302 installation free segment 303 of the second measurement well 3, free segment 303 is using encapsulating
The rubber tube that technology is formed；
（E）After 3 ~ May, 1 gradual heap of mound field to 40m height, start the measurement water level conditions of well 2 of monitoring first, installation the
One level sensor 4, and in import installation and sealing label fixes sleeve 5, ensure first cable 7 of the fixes sleeve below 5 and the
One level sensor 4 is not influenceed by activity more than well head；
（F）Continue mound, after 2 ~ 3 years, when the intermediate region of mound field 1 is apart from final mound highly also poor 1.6m, by mound
Field edge 6m positions within push into 18-25 ° of plane with bull-dozer, start to lay artificial water conservation layer, wherein, heap at this moment
Multiple water proof resin soft boards are spliced into the water proof resin soft board layer 601 of a circle or subcircular, Edge Distance by the native top of field 1
The tip edge 6m of mound field 1, anti-skidding water-stop sheet, anti-skidding water-stop sheet and water proof tree are laid at the edge of water proof resin soft board layer 601
Splice between fat soft board, then need to carry out seal operation if any overlapping, the company of sealing between artificial water conservation layer and self sealss sleeve pipe 11
Connect, the self sealss sleeve pipe 11 on artificial water conservation layer top is wanted the cable of manual seal first seam 12 and oozed after the first cable 7 is inserted
Discharge orifice 14；
（G）Within a week, when it will be final section self sealss sleeve pipe 11 to calculate, by final section self sealss set
Pipe 11 is installed, and cable is fixed, and now all of above first cable in the surface of mound field 1 stitches 12 and seepage flow hole 14, lid for sealing
Upper ventilative water deflector cover；
（H）Then up continue mound again and be bulldozed end, according to calculating before, this process is very short, continues mound
Height within 500mm, until more than artificial water conservation layer 1.2-1.6m stop mound, be bulldozed, up lay 200-300mm
The soil for plant growth, this soil is peeled off before mining area is excavated to be stored in nearby, then plants upper plant, local suitable
The suitable vegetation grown at this point and herbaceous plant etc. after the vegetation of growth or improvement；
（I）The soil layer water of comprehensive monitoring mound field 1 and underground water, the aggregation of data of the two is analyzed；When the soil layer water of mound field 1
Position reaches 3.5m, this explanation be primarily due to ground precipitation into influence, at this moment need to carry out the safety patrol work of mound field 1 constantly
Make, particularly side slope region, prevent landslide from causing personal property to damage to surrounding；When groundwater level declines suddenly, prevent
Pit gushing water occurs, and carries out related early warning and investigation work, or water level decreasing and the speed that rises be 1.5 times of the previous day with
On, the change of this chronic variation tendency is also that mining event or water flow events influence to caused by water level, be required for and
When analyze reason, investigate hidden danger.
Embodiment above is only that the preferred embodiment of the present invention is described, and not the scope of the present invention is entered
Row limits, and on the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art make to technical scheme
The various modifications gone out and improvement, it all should fall into the protection domain of claims of the present invention determination.
Claims (10)
- A kind of 1. mining area mound field water conservation afforestation equipment, it is characterised in that：Including aerial part and under ground portion, the overground part The mound field being divided into above original earth's surface（1）, the mining area mound field water conservation afforestation equipment include first measurement well（2）With Second measurement well（3）；The first measurement well（2）It is arranged at the mound field（1）Middle part, described first measure well（2）Bottom set There is the first level sensor（4）With the fixes sleeve in portion disposed thereon（5）, in the mound field（1）Top is provided with coil car （6）, in the coil car（6）On be provided with the first wireless transport module, first level sensor（4）Connect the first cable （7）One end, first cable（7）The other end pass through the fixes sleeve（5）With the first wireless transport module phase Even；The second measurement well（3）Including the vertical section being sequentially connected（301）, horizontal segment（302）And free segment（303）, wherein, The vertical section（301）Underground is arranged on, in the vertical section（301）With the horizontal segment（302）Junction is provided with fixation Pulley（8）, in the vertical section（301）Bottom be provided with the second level sensor（9）, second level sensor（9） Pass through the second cable（10）With the free segment（303）The second outside wireless transport module is connected；The first measurement well（2）By multiple self sealss sleeve pipes（11）It is vertically connected with and forms, in the self sealss sleeve pipe（11）On It is provided with and connects its inside and outside first cable seam（12）And three row's seepage flow hole（14）；The first cable seam（12）With three The described seepage flow hole of row（14）Along the self sealss sleeve pipe（11）Even tube wall arrangement, and with the self sealss sleeve pipe（11） Diameter parallel；The self sealss sleeve pipe in the top（11）On be provided with ventilative water deflector cover, including lid（201）And it is fixed on its bottom The fixation side guard plate in portion（202）With the grey side guard plate of gear（203）, the lid（201）For circle, the fixed side guard plate（202） With the grey side guard plate of gear（203）For hollow circular cylinder, the fixed side guard plate（202）Diameter be less than the grey side guard plate of the gear （203）；The fixed side guard plate（202）Top be provided with multiple air-vents（204）, lower end and the self sealss sleeve pipe（11） It is removably secured connection；In the mound field（1）Top be equipped with soil for plant growth, its thickness is 200-300mm.
- 2. mining area mound field water conservation afforestation equipment according to claim 1, it is characterised in that：The self sealss sleeve pipe（11） It is fixed by socket and is formed by two different hollow tubes of diameter, the self sealss sleeve pipe（11）Lower inner diameter and top external diameter one Cause；The lid（201）, the fixed side guard plate（202）With the grey side guard plate of gear（203）The axis weight of in the vertical direction Close；The fixed side guard plate（202）With the self sealss sleeve pipe（11）Upper end between for threaded connection；The self sealss sleeve pipe （11）In expose soil layer surface first cable seam（12）With the seepage flow hole（14）Sealed using glue；In the lid（201）Upper end be connected with dash swash plate（205）, the dash swash plate（205）For diameter from top to bottom The cylinder being gradually reduced, the dash swash plate（205）With the lid（201）Between angle be 115 °；In the dash Swash plate（205）With the lid（201）Between junction connection aqueduct（206）Upper end, the aqueduct（206）Under End apart from described first with measuring well（2）Region beyond 1m is connected.
- 3. mining area mound field water conservation afforestation equipment according to claim 2, it is characterised in that：The fixes sleeve（5）For Cylinder, in the fixes sleeve（5）Lateral wall on be provided with multiple the first grooves to cave inward（501）, described solid Determine sleeve（5）The through hole for being provided centrally with up/down perforation（502）；The fixes sleeve（5）With the self sealss sleeve pipe（11） Between fixed using plastic cement；In the fixes sleeve（5）On be provided with connection its inside and outside second cable seam（13）.
- 4. mining area mound field water conservation afforestation equipment according to claim 3, it is characterised in that：The seepage flow hole（14）It is straight Footpath is 10mm, in same row, per the two neighboring seepage flow hole（14）Between spacing be 35mm；The ventilative water deflector cover is made up of the resin material of high specific heat capacity high intensity；The fixed side guard plate（202）Internal diameter be 94mm, external diameter 100mm, be highly 120mm, the threaded portion of lower end is high Spend for 30mm, the air-vent（204）Length and it is high be respectively 80mm and 60mm；The grey side guard plate of gear（203）Internal diameter is 140mm, external diameter 145mm, it is highly 200mm, the lid（201）A diameter of 145mm, be highly 25mm, the dash Swash plate（205）Chamfer length be 150mm, thickness 3mm, the aqueduct（206）Length is 1.5m.
- 5. mining area mound field water conservation afforestation equipment according to claim 4, it is characterised in that：First level sensor （4）Inside from bottom to up include be sequentially connected first pressure probe（401）, strip battery pack（402）With the first monolithic Machine（403）, first single-chip microcomputer（403）Also popped one's head in the first pressure（401）It is connected, in first level sensor （4）Bottom be provided with the second groove being recessed upwards（404）, second groove（404）Top be it is described first pressure Power is popped one's head in（401）Bottom；Second level sensor（9）Inside from bottom to up include be sequentially connected second pressure probe（901）, become press fitting Put（902）And second singlechip（903）, the second singlechip（903）Also popped one's head in the second pressure（901）It is connected, Second level sensor（9）Bottom be provided with the 3rd groove being recessed upwards（904）, the 3rd groove（904）'s Top is the second pressure probe（901）Bottom；The potential device（902）It is connected with external power source.
- 6. mining area mound field water conservation afforestation equipment according to claim 5, it is characterised in that：Also include being arranged on the mound field（1）The artificial water conservation layer on top, by the water proof resin soft board layer of level laying（601） With the anti-skidding water barrier for being connected to its outer end（602）Form；The anti-skidding water barrier（602）Laid with the horizontal 18-25 °, With the water proof resin soft board layer（601）Between into obtuse angle；The anti-skidding water barrier（602）It is made up of multiple anti-skidding water-stop sheets, the anti-skidding water-stop sheet is by multiple anti-skidding baffle plates（604） With through connecting multiple anti-skidding baffle plates（604）Length direction center water-stop sheet（603）Form, the anti-skidding baffle plate （604）It is obliquely installed, with the water-stop sheet（603）Between angle be 60 °.
- 7. mining area mound field water conservation afforestation equipment according to claim 6, it is characterised in that：The water proof resin soft board layer（601）Circular or subcircular is laid to, is the water proof resin soft board by multiple same sizes It is spliced, every piece of water proof resin soft board long 4m, wide 4m, thickness 4mm, the water proof resin soft board layer（601）Described in distance Mound field（1）The distance between surface is 1.2-1.6m, the water proof resin soft board layer（601）Edge Distance be in same water The mound field on horizontal line（1）The distance between edge be 6m；The long 5m of anti-skidding water-stop sheet, wide 2m, thickness 6mm, the anti-skidding baffle plate（604）Length be 300mm, width is 200mm, thickness 5mm, the anti-skidding baffle plate（604）With the water-stop sheet（603）Between the acute angle side that is formed described in Water proof resin soft board layer（601）Center；The anti-skidding water barrier（602）Top and the water proof resin soft board layer（601） Outer end between horizontal range be 5m.
- 8. mining area mound field water conservation afforestation equipment according to claim 7, it is characterised in that：The fixed block（8）Including pulley and pulley support bar, diameter of pulley 30mm, width 25mm, wherein support bar length 28mm, support bar and vertical plane angle are 40 °；The second measurement well（3）Vertical section（301）For drilling, the horizontal segment（302）Using the self sealss sleeve pipe （11）Left and right is formed by connecting, the horizontal segment（302）It is arranged on the mound field（1）Between the table of original place, the free segment （303）It is made up of hollow rubber material, the free segment（303）It is vertically arranged in the mound field（1）Outside；Described mining area mound field water conservation afforestation equipment also includes control centre, respectively with first wireless transport module and institute The second wireless transport module is stated to be connected by communication.
- 9. mining area mound field water conservation afforestation equipment according to claim 8, it is characterised in that：The first measurement well（2） Bottom and the distance between original place table be 5-8m, cross section is diameter 80mm circle, first cable（7）Length ratio The mound field（1）The long 30m of height；The second measurement well（3）Vertical section（301）For diameter 80mm drilling, the pit depth highly than 1.2 times is high 40m, the free segment（303）Height be more than 5m；The coil car（6）It can be moved freely in the range of diameter 12m, the fixes sleeve（5）Bottom apart from original place The distance between table is 40m, the first cable seam（12）Stitched with second cable（13）Width be 15mm, the fixation Sleeve（5）The through hole（502）A diameter of 15mm；The every self sealss sleeve pipe（11）Long 1.5m, big mouth region and osculum Section length is 200mm, the self sealss sleeve pipe（11）The external diameter at middle part is 94mm, internal diameter 80mm, and the external diameter of bottom is 94mm, internal diameter 87mm, the external diameter on top is 87mm, internal diameter 80mm；The fixes sleeve（5）Material be high strength plastic, the self sealss sleeve pipe（11）Material be steel.
- 10. monitoring water environment side is carried out using the mining area mound field water conservation afforestation equipment described in any one in claim 1-9 Method, it is characterised in that：Comprise the following steps：（A）Mound field is found according to the drawing of design（1）Center；（B）Drilling, form the second measurement well（3）Vertical section（301）, the second level sensor is installed wherein（9）, and adopt With the second cable（10）It is fixed on fixed block（8）On, sensed water level change；（C）After 2 ~ March, opencut starts to exploit working face, and starts to peel off in the topsoil in pit region and arrive mound field （1）, at this moment lay self sealss sleeve pipe（11）Form horizontal segment（302）, and by second cable（10）Stitched from the first cable （12）In fill in, be connected to mound field（1）Outside mound scope；（D）After 1 ~ March, mound field（1）Gradual heap now starts to lay the self sealss sleeve pipe to 5-8m height（11）, formed First measurement well（2）, meanwhile, the second measurement well（3）Horizontal segment（302）Lateral ends install free segment（303）, it is described Free segment（303）To fill the rubber tube to be formed using glue；（E）After 3 ~ May, mound field（1）Gradual heap starts to monitor the first measurement well to 40m height（2）Water level conditions, peace Fill the first level sensor（4）, and in import installation and sealing label fixes sleeve（5）, ensure the fixes sleeve（5）Following First cable（7）With first level sensor（4）Do not influenceed by activity more than well head；（F）Continue mound, after 2 ~ 3 years, mound field（1）When intermediate region is apart from final mound highly also poor 1.6m, by mound field Edge 6m positions within push into 18-25 ° of plane with bull-dozer, start to lay artificial water conservation layer, wherein, mound at this moment （1）Multiple water proof resin soft boards are spliced into the water proof resin soft board layer of a circle or subcircular by top（601）, edge away from From mound field（1）Tip edge 6m, in water proof resin soft board layer（601）Edge lay anti-skidding water-stop sheet, anti-skidding water-stop sheet and Splice between water proof resin soft board, then need to carry out seal operation, artificial water conservation layer and self sealss sleeve pipe if any overlapping（11）It Between be tightly connected, the self sealss sleeve pipe on artificial water conservation layer top（11）Inserting the first cable（7）Afterwards, manual seal first Cable stitches（12）With seepage flow hole（14）；（G）To be final section self sealss sleeve pipe when calculating within a week（11）When, by final section self sealss sleeve pipe （11）Install, cable is fixed, seal now mound field（1）The all of above first cable seam in surface（12）With seepage flow hole （14）, cover ventilative water deflector cover；（H）Then up continue mound again and be bulldozed end, until stopping mound more than artificial water conservation layer 1.2-1.6m, push away It is flat, up lay the 200-300mm soil for plant growth；（I）Comprehensive monitoring mound field（1）Soil layer water and underground water, the aggregation of data of the two is analyzed；When mound field（1）Soil layer water Position reaches 3.5m, influence caused by this explanation is primarily due to ground precipitation, at this moment needs to carry out mound field constantly（1）Safety is patrolled Work, particularly side slope region are patrolled, prevents landslide from causing personal property to damage to surrounding；When groundwater level declines suddenly, Prevent pit gushing water from occurring, carry out related early warning and investigation work, or water level decreasing and the speed of rising are the 1.5 of the previous day More than times, the change of this chronic variation tendency is also that mining event or water flow events influence to caused by water level, is all needed Reason is analyzed in time, investigate hidden danger.
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| RU2793089C1 (en) * | 2022-10-16 | 2023-03-29 | Владимир Васильевич Галайко | Method for formation of reclaimed watered rock dump with an ecological focus |
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| CN113598032B (en) * | 2021-08-03 | 2022-10-18 | 国家能源投资集团有限责任公司 | Device and method for controlling ecological water level of soil in strip mine refuse dump |
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