CN207749001U - A kind of mine water deeply processing unit - Google Patents
A kind of mine water deeply processing unit Download PDFInfo
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- CN207749001U CN207749001U CN201721658759.4U CN201721658759U CN207749001U CN 207749001 U CN207749001 U CN 207749001U CN 201721658759 U CN201721658759 U CN 201721658759U CN 207749001 U CN207749001 U CN 207749001U
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Abstract
The utility model discloses a kind of mine water deeply processing units.Including ultrafiltration system, counter-infiltration system, removing heavy metals device, current wetland, surface-flow and landscape lake, it is characterized in that ultrafiltration system connects counter-infiltration system, ultrafiltration system and counter-infiltration system are connected with removing heavy metals device, the production water of counter-infiltration system enters current wetland, current wetland connects surface-flow, and surface-flow connects landscape lake.The utility model solves the problem of outlet of mine water by the advanced treatment process based on " ultrafiltration-reverse osmosis-current wetland-surface-flow-landscape lake "；It takes into account and purifies water and restoration of the ecosystem dual function, soil and quality of water environment can be improved, beautify environment of mining area；Hg, Pb, Cd, Ni, Sn heavy metal ion that may be present in mine water has been effectively removed simultaneously, has prevented from causing the harm to underground water and human body during reuse.
Description
Technical field
The utility model is related to Sewage advanced treatments and resource utilization method, and in particular to a kind of mine water deeply processing
Device.
Background technology
Mine water is Atmospheric precipitation, the earth's surface of inflow or infiltration pit shaft, underworkings and working face during coal production
The general name of water, underground water and abandoned- mine water.Mine water is that coal master wants waste water, traditional processing and resource utilization method be through
The treatment process such as coagulation, precipitation, filtering, disinfection, it is treated mine water is back to underground grouting, dust-proof or be used for ground coal washing
Factory, plant area's dedusting, equipment cooling, green area irrigation etc..
Since mine water yield is big, some coal mines itself can not consume that treated mine water, especially for remote
The utilization ways of coal mine from industrial park, mine water become problem urgently to be resolved hurrily.Some coal mining enterprises will handle after not yet
The mine water for reaching water environment quality standard is discharged into periphery river, lake even reservoir, is caused to water environment serious
Pollution.
Invention content
The purpose of this utility model is that big for mine water yield, it is difficult to which the problem all comprehensively utilized proposes one
The processing of kind of mine water deeply and resource utilization method and device, mainly by " ultrafiltration-is reverse osmosis-current wetland-surface low
Advanced treatment process based on wetland-landscape lake " converts extra mine water to landscape water, in beautification environment of mining area
Meanwhile efficiently solving the problem of outlet of mine water.
In order to solve the above-mentioned technical problem, the utility model discloses a kind of processing of mine water deeply and recycling
Device, including ultrafiltration system 1, counter-infiltration system 2, removing heavy metals device 3, current wetland 4, surface-flow 5 and landscape lake 6,
It is characterized in that ultrafiltration system 1 connects counter-infiltration system 2, ultrafiltration system 1 and counter-infiltration system 2 are connect with removing heavy metals device 3, instead
2 one end of osmosis system is connected with 4 one end of current wetland, 4 other end of current wetland connect surface-flow 5, surface-flow 5 it is another
End is connected with landscape lake 6.
The utility model further discloses the method for carrying out mine water deeply processing and recycling using the device,
It is characterized in that being carried out by following step：
1）After coagulating sedimentation or super Magneto separate treated mine water require abundant reuse according to underground and plant area with water,
Remaining mine water enters ultrafiltration system 1；
2）The water outlet of ultrafiltration system 1 squeezes into counter-infiltration system 2 through clarified water pump, cartridge filter, high-pressure pump；Ultrafiltration system 1 into
The control of water operating pressure requires to be less than 4 in 0.1-0.5Mpa, water outlet SDI values；2 intake pressure of counter-infiltration system is controlled in 1.0-
1.2MPa, salt rejection rate 95%-99%, producing water ratio are not less than 60%；Remaining reverse osmosis produced water is all squeezed by booster pump chamber after reuse
Current wetland；
3）If Hg, Pb, Cd, Ni, Sn heavy metal ion content in the concentrated water that ultrafiltration system 1, counter-infiltration system 2 generate
Height then enters removing heavy metals device 3, and concentrated water is washed away for underground recharge, dust-proof, hillock after processing；The removing heavy metals
Device use ion-exchange unit, selection to needed in waste water heavy-metal ion removal have more highly selective and inoxidizability and
The chelating tree anti-organic matter stained cation exchange resin or can combined with heavy metal rich in hydroxyl, amido, carboxyl, sulfydryl etc.
Fat, time of contact control in 5-120min；Wherein cation exchange resin or chelating resin refer to the difference according to heavy metal ion
It is selected, such as：
（1）When handling Hg ions, the resin that may be used is：Macroporous ion exchange resin, phenol Lauxite,
Srafion NMRR resins or Nisso ALM-525 resins etc.；
（2）When handling Pb ions, the resin that may be used is：732 sodium form cation exchange resins, ether-containing key ion are handed over
Change resin, poly methylene imine amide ion exchange resin or chelating resin NDC702 etc.；
（3）When handling Cd ions, the resin that may be used is：Purolite S-950 cation exchange resins,
Dowex 50W-X4 cation exchange resins, chelating resin IRC748 or chelating resin NDC702 etc..
4）Reverse osmosis produced water is boosted, after water distribution, and by perforating, tracery wall enters current wetland 4, and the current wetland is with parent
Water plant is that object is afforested on surface, and the initial porosity of packing layer is controlled in 35%-40%, and the bed stuffing height of current wetland is designed as
0.7-1.0m, depth of water control are controlled in 0.4-1.6m, hydraulic loading in 0.2-0.5m3/m2D, hydraulic detention time are controlled in 1-
3d；Current wetland is discharged after pipeline is collected, the surface-flow 5 of the unified freedom of entry water surface；What the surface greening object referred to
It is the plants such as reed, cattail, Scirpus tabernaemontani, kalimeris, sea-buckthorn, sweet illiteracy Chinese tamarisk, Myricaria bracteata, wide leaf German tamarisk；Described filler layer refers to
Be one or more fillers such as gravel, zeolite, sand combination；
5）Water in the flow process of surface-flow system with the soil in system, plant, especially with plant roots stem
The biofilm contact of growth is purified by physics, chemical and biological reaction process；The depth of water of surface-flow controls
In 0.3-0.5m, hydraulic loading is controlled in 0.03-0.1m3/m2D, hydraulic detention time are controlled in 4-8d；
6）The water outlet of surface-flow 5 enters landscape lake 6.
Landscape lake 6 is connected with surface water bodies such as river, lakes.It should be noted that mine water continually generates,
So the water of landscape lake has outlet.
The utility model further discloses the side that mine water deeply processing and recycling is carried out using the device
Application of the method near improving soil-water environment quality, improving in terms of the bio-diversity in basin.Especially effectively removing mine
The application of Hg, Pb, Cd, Ni, Sn heavy metal ions that may be present, effectively prevents mine water in reuse process in well water
In harm to underground water and human body.Experimental result shows that certain drought and water-scarce area coal mine after adopting this method, greatly improves
Soil and quality of water environment, engineering normal operation choose sampled point measurement after 1 year, in artificial swamp soil organic matter content by
0.24% is increased to 2.62%, and soil pH falls below 7.4 by 8.7, has achieved the effect that improve soil, mining area periphery water environment is by original
The water shortage come lack water become having it is abundant reach the water resource of III class standard of earth's surface, while improving the biological more of neighbouring basin
Sample（Vegetation, fish, birds and other wild animals）, the Multiple environmental quality in mining area is improved, it is efficient to promote water resource
It recycles, to safeguarding that the stability of ecological safety and the ecosystem plays facilitation.
The utility model more detailed description is as follows：
A kind of processing of mine water deeply and the method for recycling follow the steps below：
Mine water after the conventional treatments such as coagulating sedimentation or super Magneto separate requires fully to return according to underground and plant area's water
With rear, remaining mine water enters ultrafiltration system；
Ultrafiltration used by the utility model, reverse osmosis, removing heavy metals device are all known.Ultrafiltration system master therein
It is used to remove the macromolecular substances such as suspended matter, colloid, particle, the bacterium in mine water, water inlet operating pressure control is in 0.1-
0.5 Mpa, water outlet SDI values require to be less than 4；Ultra-filtration water squeezes into counter-infiltration system through clarified water pump, cartridge filter, high-pressure pump.
The counter-infiltration system is mainly used for removing salinity and partial organic substances in mine water, water inlet operating pressure control
In 1.0-1.2MPa, salt rejection rate 95%-99%, producing water ratio is not less than 60%.
If Hg, Pb, Cd, Ni, Sn heavy metal ion content are high in the concentrated water that ultrafiltration and counter-infiltration system generate, enter
Removing heavy metals device, concentrated water is washed away for underground recharge, dust-proof, hillock after removing removing heavy metals.
The removing heavy metals device 3 uses ion-exchange unit, and selection is to needing deionization to have compared with high selection in waste water
Property,
And the stained cation exchange resin of inoxidizability and anti-organic matter or rich in energy such as hydroxyl, amido, carboxyl, sulfydryls
The chelating resin combined with heavy metal.
Counter-infiltration system production water can be back to plant area flush the toilet, fire-fighting, greening, road-cleaning, vehicle rinsing, construction etc.
The high water quality requirement user such as is drunk in medium water quality requirement user or laundry, bathroom.Remaining reverse osmosis produced water is all by adding
Current wetland is squeezed into press pump room.
The current wetland afforests object by surface of water loving plant, and the initial porosity of packing layer is controlled in 35%-40%, filled out
Bed depth is designed as 0.7-1.0m, and depth of water control is controlled in 0.4-1.6m, hydraulic loading in 0.2-0.5m3/m2D, waterpower are stopped
Stay time control in 1-3d.Subsurface flow wetland system is discharged after pipeline is collected, the surface-flow system of the unified freedom of entry water surface.
In 0.3-0.5m, hydraulic loading is controlled in 0.03-0.1m for the depth of water control of the surface-flow3/m2D, waterpower are stopped
Stay time control in 4-8d.Surface-flow water outlet exits into landscape lake through downflow weir.
Water quality can reach in the landscape lake《Water environment quality standard》（GB3838-2002）In III class water quality mark
It is accurate, it is ensured that will not polluted surface water body.
Mine water deeply disclosed by the utility model processing and resource utilization method and device institute compared with prior art
The good effect having is：
（1）Pass through the depth science and engineering based on " ultrafiltration-reverse osmosis-current wetland-surface-flow-landscape lake "
Skill solves the problem of outlet of mine water；
（2）Current wetland-surface-flow-landscape lake advanced treatment process, take into account purify water it is dual with restoration of the ecosystem
Function can improve soil and quality of water environment, beautify environment of mining area；
（3）Removing heavy metals device has effectively removed Hg, Pb, Cd, Ni, Sn heavy metal ion that may be present in mine water,
Prevent from causing the harm to underground water and human body during reuse.
Description of the drawings
Fig. 1 is a kind of process flow chart of mine water deeply processing and resource utilization method of the utility model；
Fig. 2 is a kind of mine water deeply processing unit of the utility model；
Wherein label：1 ultrafiltration system；2 counter-infiltration systems；3 removing heavy metals devices；4 current wetlands；5 surface lows are wet
Ground；6 landscape lakes.
Specific implementation mode
The utility model is described below by specific embodiment.Unless stated otherwise, used in the utility model
Technological means is method known in those skilled in the art.In addition, embodiment be interpreted as it is illustrative, and it is unrestricted
The spirit and scope of the scope of the utility model, the utility model is limited only by the claims that follow.For people in the art
For member, under the premise of without departing substantially from the utility model in essence and range, to the material component and dosage in these embodiments
The various changes of progress or change also belong to the scope of protection of the utility model.The utility model is raw materials used and the cities reagent Jun You
It sells.
Embodiment 1
As shown in Figure 1, a kind of device of mine water deeply processing and recycling, including ultrafiltration system 1, reverse osmosis system
System 2, removing heavy metals device 3, current wetland 4, surface-flow 5 and landscape lake 6, it is characterised in that ultrafiltration system 1 connects reverse osmosis
System 2, ultrafiltration system 1 and counter-infiltration system 2 are connect with removing heavy metals device 3,2 one end of counter-infiltration system and current wetland 4 one
End is connected, and 4 other end of current wetland connects surface-flow 5, and the other end of surface-flow 5 is connected with landscape lake 6.
Processing method：
Mine water after the conventional treatments such as coagulating sedimentation or super Magneto separate requires fully to return according to underground and plant area's water
With rear, remaining mine water enters ultrafiltration system 1；
The ultrafiltration system is the pretreating process of counter-infiltration system, is mainly used for removing suspended matter, glue in mine water
The macromolecular substances such as body, particle, bacterium, operating pressure control require to be less than 4 in 0.2 Mpa, water outlet SDI values.The water outlet warp of ultrafiltration 1
Clarified water pump, cartridge filter, high-pressure pump squeeze into counter-infiltration system 2.
The counter-infiltration system intake pressure control is in 1.2MPa, and salt rejection rate is more than 97%, and producing water ratio is 72% or so；Reverse osmosis
Permeable system production water be back to plant area flush the toilet, fire-fighting, greening, road-cleaning, vehicle rinsing and laundry, bathroom water.It is remaining anti-
Infiltration production water all squeezes into current wetland 4 by booster pump chamber.
Pb ion concentrations are high in the concentrated water that ultrafiltration and counter-infiltration system generate, into removing heavy metals device 3, concentrated water after processing
It is washed away for underground recharge, dust-proof, hillock.
The removing heavy metals device uses ion-exchange unit, selection to have to Pb ions more highly selective and anti-oxidant
Property and the stained 732 sodium form cation exchange resins of anti-organic matter.
Reverse osmosis produced water is boosted, after water distribution, and by perforating, tracery wall enters current wetland 4, in water resistant plant and filler
Under synergy, by the settlement action of physics, the interception of root system of plant, absorption and the absorption of gravel and plant surface are made
With the metabolism etc. of microorganism realizes purification of water quality.Current wetland selects shale filler, bed stuffing height to be designed as 0.7m,
Hydraulic loading is controlled in 0.3m3/m2D, hydraulic detention time are controlled in 3d.Current wetland is discharged after pipeline is collected, it is unified into
Enter the surface-flow 5 of table.
Water, with the soil in system, plant, is especially given birth to plant roots stem in the flow process of the surface-flow
Long biofilm contact is purified by physics, chemical and biological reaction process.The depth of water control of surface-flow exists
0.3m, hydraulic loading are controlled in 0.04m3/m2D, hydraulic detention time are controlled in 6d.
The water outlet of surface-flow 5 enters landscape lake 6.Landscape lake be birds, fish, amphibian breeding, inhabit, move it is empty
Place has the function of the aesthetics aspect such as nature sightseeing, tourism, amusement.Landscape lake is connected with surface water bodies such as river, lakes.
Water quality can reach in landscape lake《Water environment quality standard》（GB3838-2002）In III class water standard, it is ensured that will not
Polluted surface water body.
Embodiment 2
Certain coal mine is located in drought and water-scarce area, 12,000,000 tons of annual production capacity, and mine water front-end processing uses " preliminary sedimentation
Group technology based on shallow lake-super Magneto separate-filtering ", main water quality index is shown in Table 1 after processing.Mine water section returns after processing
For underground grouting, dust-proof, coal preparation plant's coal washing, plant area's greening, sprinkling depositing dust etc., due to nearby without industrial park, remaining mine
The problem of outlet of water becomes the limitation bottleneck of enterprise development.Therefore, the coal mine is using a kind of mine water deeply processing of the present invention
Advanced treating and recycling are carried out to remaining mine water with resource utilization method and device.
Water part is back to plant area's greening, road-cleaning, sprays depositing dust etc. after the processing of super Magneto separate, remaining mine water into
Enter ultrafiltration system, ultrafiltration is selected, and operating pressure control is less than 4 in 0.25 Mpa, water outlet SDI value stabilizations；Ultrafiltration system water outlet warp
Clarified water pump, cartridge filter, high-pressure pump squeeze into counter-infiltration system；Counter-infiltration system intake pressure is controlled in 1.0MPa, salt rejection rate
More than 96%, producing water ratio is 70% or so；Counter-infiltration system production water be back to plant area flush the toilet, fire-fighting, laundry and bathroom water, remain
Remaining reverse osmosis produced water all squeezes into current wetland by booster pump chamber；Hg ions in the concentrated water that ultrafiltration system and counter-infiltration system generate
Content is high, and into removing heavy metals device, removing heavy metals device removes Hg ions using the ion-exchange unit of phenol Lauxite, connects
Time control concentrated water after 60min, processing is touched to wash away for underground recharge and hillock；Current wetland is filled out using gravel as filler
Bed depth is designed as 0.8m, and hydraulic loading is controlled in 0.4m3/m2D, hydraulic detention time control are planted in 2d, current wetland
About 1,170,000 plants of reed, sea-buckthorn are planted, current wetland is discharged after pipeline is collected, into surface-flow system；The water of surface-flow
Deep control is controlled in 0.5m, hydraulic loading in 0.05m3/m2D, residence time control is in 5d, plantation reed, cattail about 37.5 ten thousand
Strain, about 37.5 ten thousand plants of duckweed, water lily；Surface-flow water outlet enters landscape lake, and landscape lake is connected with certain neighbouring river, Water in landscape lake
Matter is shown in Table 1, is better than《Water environment quality standard》（GB3838-2002）In III class water standard, dirt will not be caused to river
Dye.
The construction of the project greatly improves soil and quality of water environment, and engineering normal operation chooses sampled point survey after 1 year
Fixed, soil organic matter content is increased to 2.62% by 0.24% in artificial swamp, and soil pH falls below 7.4 by 8.7, has reached improvement
The effect of soil, mining area periphery water environment lacks water from original water shortage becomes the water money for reaching III class standard of earth's surface for having abundant
Source, while improving the bio-diversity in neighbouring basin（Vegetation, fish, birds and other wild animals）, improve mining area
Multiple environmental quality promotes the utilization of water resource efficient circulation, to safeguarding that the stability of ecological safety and the ecosystem plays
Facilitation.
1 Inlet and outlet water water quality unit of table：mg/L
Claims (1)
1. a kind of mine water deeply processing unit, including ultrafiltration system（1）, counter-infiltration system（2）, removing heavy metals device（3）, it is latent
Flow wetland（4）, surface-flow（5）And landscape lake（6）, it is characterised in that ultrafiltration system（1）Connect counter-infiltration system（2）, ultrafiltration
System（1）And counter-infiltration system（2）With removing heavy metals device（3）Connection, counter-infiltration system（2）One end and current wetland（4）One
End is connected, current wetland（4）The other end connects surface-flow（5）, surface-flow（5）The other end and landscape lake（6）It is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721658759.4U CN207749001U (en) | 2017-12-04 | 2017-12-04 | A kind of mine water deeply processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721658759.4U CN207749001U (en) | 2017-12-04 | 2017-12-04 | A kind of mine water deeply processing unit |
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| CN207749001U true CN207749001U (en) | 2018-08-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840547A (en) * | 2017-12-04 | 2018-03-27 | 天津市联合环保工程设计有限公司 | A kind of mine water deeply processing and resource utilization method and device |
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2017
- 2017-12-04 CN CN201721658759.4U patent/CN207749001U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840547A (en) * | 2017-12-04 | 2018-03-27 | 天津市联合环保工程设计有限公司 | A kind of mine water deeply processing and resource utilization method and device |
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