CN106495344A - Underground coal mine water treatment system - Google Patents
Underground coal mine water treatment system Download PDFInfo
- Publication number
- CN106495344A CN106495344A CN201610992593.3A CN201610992593A CN106495344A CN 106495344 A CN106495344 A CN 106495344A CN 201610992593 A CN201610992593 A CN 201610992593A CN 106495344 A CN106495344 A CN 106495344A
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- Prior art keywords
- water
- filter
- reverse osmosis
- osmosis unit
- inlet end
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 300
- 239000003245 coal Substances 0.000 title claims abstract description 40
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 105
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000126 substance Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 230000005764 inhibitory process Effects 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 abstract description 14
- 230000007797 corrosion Effects 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 6
- 238000005115 demineralization Methods 0.000 abstract description 6
- 230000002328 demineralizing effect Effects 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 description 10
- 239000012528 membrane Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 239000002351 wastewater Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention provides a kind of underground coal mine water treatment system, and including least one set water treatment facilities, water treatment facilities includes reverse osmosis unit and at least two filters；Filter and reverse osmosis unit are respectively provided with water inlet end and water side；Each filter is sequentially connected in series connection along water (flow) direction, the filter opening aperture of each filter is sequentially reduced, the water inlet end of the maximum filter in aperture is connected with raw water water source, the minimum water side of filter in aperture is connected with the water inlet end of reverse osmosis unit, and the water side of reverse osmosis unit is connected with the water tank of watering equipment.So as to ion higher for hardness in raw water be filtered by multiple filters, further the corrosive ions in water are filtered by reverse osmosis unit again, so as to solve the problems, such as the water demineralization of colliery downhole equipment water and water quality corrosion well, the normal operation of down-hole watering equipment is ensure that, the life-span of watering equipment is improve.
Description
Technical field
A kind of the present invention relates to underground coal mine water-treatment technology field, more particularly to underground coal mine water treatment system.
Background technology
With deepening continuously for energy-saving and emission-reduction and Recycling Economy Construction, colliery downhole equipment to the requirement of water water quality not yet
Disconnected raising, especially prepares emulsion water, it is desirable to appearance colorless, and free from extraneous odour, without visible float and mechanical admixture, it is desirable to：
Total hardness≤250mg/L, SO4 2-≤ 400mg/L, Cl-≤200mg/L.And current mine water raw water matter not only hardness (Ca2+、
Mg2+Deng) higher, and corrosive ion (Cl-, SO4 2-Deng) also higher, water water quality requirement is used considerably beyond emulsion preparation, nothing
Method is used for mining face under mine.
Underground coal mine industrial equipment water is generally evacuated to ground using mine water at present, and preliminary sedimentation passes through pipeline again
To the corresponding work surface in down-hole, its water quality Ca2+、Mg2+、SO4 2-、Cl-Equal size is higher.Work surface water：A kind of situation is direct
With the water under pipeline, water hardness, corrosive ion are generally very high, are frequently occluded, corrode pipe network and equipment.Another kind of feelings
Condition is to adopt ion exchange water treatment technique, though solving the problems, such as water demineralization, because the technique need to use Nacl, can produce a large amount of
Cl-, corrosivity greatly increase, are frequently occluded, corrode pipe network and equipment, cause Hydraulic Elements to damage, failure.Mining area is not only given
Increase excessive production technology cost, also directly affect production.
Therefore, how to solve the water demineralization of colliery downhole equipment water and water quality etching problem simultaneously becomes inventor and is closed
The emphasis of note.
Content of the invention
The present invention provides a kind of underground coal mine water treatment system, with solve simultaneously colliery downhole equipment water water demineralization and
The problem of water quality corrosion.
A kind of underground coal mine water treatment system that the present invention is provided, including：Least one set water treatment facilities, the water process
Device includes：Reverse osmosis unit and at least two filters；The filter and the reverse osmosis unit be respectively provided with water inlet end and
Water side；
Each filter is sequentially connected in series connection along water (flow) direction, and the filter opening aperture of each filter is sequentially reduced, hole
The water inlet end of the maximum filter in footpath is connected with raw water water source, the water side of the filter of aperture minimum and the reverse osmosis unit
Water inlet end connection, the water side of the reverse osmosis unit is connected with the water tank of watering equipment.
Underground coal mine water treatment system as above, the filter are at least 3；The adjacent filtration of each two
By flexibility between the minimum water side of filter between the device and aperture and the water inlet end of the reverse osmosis unit
Soft pipe connection.
Underground coal mine water treatment system as above, the water treatment facilities also include：Chemicals dosing plant；The dosing dress
Put and connect with the water inlet end of the reverse osmosis unit, can be prevented in the reverse osmosis unit with providing into the reverse osmosis unit
The medicinal liquid of portion's fouling.
Underground coal mine water treatment system as above, the chemicals dosing plant include：Dosing pump and it is loaded with scale inhibition liquid
Container；The two ends of the dosing pump pass through connecting tube inner chamber respectively with the water inlet end and the container of the reverse osmosis unit
Connection.
Underground coal mine water treatment system as above, the underground coal mine water treatment system also include：Controller；
The water inlet end of the maximum filter in the aperture is provided with the first control valve electrically connect with the controller, described adds
Medicine device is provided with for controlling the second control valve that the chemicals dosing plant is turned on and off, the second control valve and described the
One control valve linkage, the controller control being turned on and off for valve for controlling the first control valve and described second.
Underground coal mine water treatment system as above, the water side of the reverse osmosis unit are additionally provided with pure water tank, institute
The water inlet for stating pure water tank is connected with the water side of the reverse osmosis unit, the outlet of the pure water tank and the watering equipment
Connection.
Underground coal mine water treatment system as above, is provided with the pure water tank for detecting water level in the pure water tank
Liquid level sensor；The liquid level sensor is electrically connected with the controller, for detection signal is transmitted to the controller,
So that the controller controls being turned on and off for valve according to the detection signal control first control valve and described second.
Underground coal mine water treatment system as above, the water inlet of the raw water water source filter maximum with the aperture
Between end, between each filter, the water inlet end of the water side of the minimum filter in the aperture and the reverse osmosis unit
Between be equipped with pressure transducer, each pressure transducer is electrically connected with the controller, the controller be used for each
Difference between the pressure value that the pressure transducer is detected sends warning signal when reaching preset value.
Underground coal mine water treatment system as above, the water inlet of the raw water water source filter maximum with the aperture
Between end, between each filter, the water inlet end of the water side of the minimum filter in the aperture and the reverse osmosis unit
Between be equipped with pressure gauge.
Underground coal mine water treatment system as above, the water treatment facilities are at least two groups, water process described in each group
The water side of the reverse osmosis unit in device is connected with the water tank of the watering equipment.
The underground coal mine water treatment system of the present invention, by arranging least one set water treatment facilities, the water treatment facilities bag
Reverse osmosis unit and at least two filters are included, by each filter is sequentially connected in series connection along water (flow) direction, each filter is made
Filter opening aperture be sequentially reduced, the water inlet end of the maximum filter in aperture is connected with raw water water source, the filter of aperture minimum
Water side is connected with the water inlet end of the reverse osmosis unit, so that flowing into the water warp in water treatment facilities from raw water water source
At least two filters filtration that aperture is sequentially reduced is crossed, so as to fall ion filter higher for hardness in raw water, it is achieved that right
The softening of water quality, the water after then softening are entered back into reverse osmosis unit, by reverse osmosis unit further by the corrosion in water
Property ion is filtered, and the water side of reverse osmosis unit is connected with watering equipment, so that the pure water after filtration enters to use
In wetting system, so as to solve the problems, such as the water demineralization of colliery downhole equipment water and water quality corrosion well, it is ensured that down-hole
The normal operation of watering equipment, improves the life-span of watering equipment.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are these
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
The structural representation of the underground coal mine water treatment system that Fig. 1 is provided for one embodiment of the invention；
The electrical principle block diagram of the underground coal mine water treatment system that Fig. 2 is provided for one embodiment of the invention.
Description of reference numerals：
11st, grade one filter；12nd, secondary filter；
13rd, tertiary filter；2nd, reverse osmosis unit；
1a, ball check valve；1b, piping filter；
1c, pipe decompression valve；1d, spring loaded safety valve；
3rd, chemicals dosing plant；31st, dosing pump；
32nd, container；33rd, the second control valve；
10th, the first control valve；2a, flange cut-off valve；
4th, controller；5th, pure water tank；
61st, pressure gauge；62nd, pressure transducer；
71st, effusion meter；72nd, flow transducer；
51st, liquid level sensor；21st, wastewater outlet.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention is clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, to the embodiment of the present invention in technical scheme be clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Embodiment in based on the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The structural representation of the underground coal mine water treatment system that Fig. 1 is provided for one embodiment of the invention.Fig. 2 is the present invention one
The electrical principle block diagram of the underground coal mine water treatment system that embodiment is provided.Shown in seeing figures.1.and.2, the present embodiment provides one
Underground coal mine water treatment system is planted, including：Least one set water treatment facilities, the water treatment facilities include：Reverse osmosis unit 2 and extremely
Few two filters (in filter such as Fig. 1 11,12,13).Filter and reverse osmosis unit 2 are respectively provided with water inlet end and water outlet
End.
Wherein, each filter is sequentially connected in series connection along water (flow) direction, and the filter opening aperture of each filter is sequentially reduced, and aperture is most
The water inlet end of big filter is connected with raw water water source, the water inlet of the water side of the minimum filter in aperture and reverse osmosis unit 2
End connection, the water side of reverse osmosis unit 2 is connected with the water tank of watering equipment.That is, the water in raw water water source is entered to
In water treatment facilities, after sequentially passing through the multistage filtering of each filter, by ion (such as Ca higher for hardness in raw water2+、
Mg2+) filter out, then be reverse osmosis unit 2 provide water source, through filtration after water enter to reverse osmosis unit 2, through reverse osmosis
Corrosive ion (such as SO thoroughly after the reverse-osmosis treated of device 2, in water4 2-、Cl-Deng) be further filtered out, then target is pure
Water is discharged from the water side of reverse osmosis unit 2, so as to supply pure water for underground coal mine watering equipment.
It should be noted that the filter opening aperture of each filter recited above is sequentially reduced refers to each filter certainly
The filter opening aperture of the identical but different filter in the filter opening aperture of body is different, and along raw water water source to reverse osmosis unit 2
Between water stream channel on, the filter opening of each filter is sequentially reduced, for example, filter be two, be respectively grade one filter and
Secondary filter, the water inlet end of grade one filter are connected with raw water water source, the water side of grade one filter and secondary filter
Water inlet end is connected, and the water side of secondary filter is connected with the water inlet end of reverse osmosis unit 2, now, the filter opening of grade one filter
Filter opening aperture of the aperture more than secondary filter.The water flowed into from raw water water source first passes through grade one filter and is filtered, then
Filter through secondary filter again, the water after filtration is entered to.Above-mentioned filter is arranged
For two explanations merely for convenience, when actually realizing, filter can also be two or more, specifically can enter according to the actual requirements
Row sets.
The underground coal mine water treatment system that the present embodiment is provided, by arranging least one set water treatment facilities, the water process
Device includes reverse osmosis unit and at least two filters, by each filter is sequentially connected in series connection along water (flow) direction, makes each
The filter opening aperture of filter is sequentially reduced, and the water inlet end of the maximum filter in aperture is connected with raw water water source, the minimum mistake in aperture
The water side of filter is connected with the water inlet end of the reverse osmosis unit, so that flowing in water treatment facilities from raw water water source
At least two filters that are sequentially reduced through aperture of water filter, so as to fall ion filter higher for hardness in raw water, real
The softening to water quality is showed, the water after then softening is entered back into reverse osmosis unit, by reverse osmosis unit further by water
Corrosive ion filter, the water side of reverse osmosis unit is connected with watering equipment, so that the pure water after filtration enters
In entering to watering equipment, so as to solve the problems, such as the water demineralization of colliery downhole equipment water and water quality corrosion well, it is ensured that
The normal operation of down-hole watering equipment, improves the life-span of watering equipment.
More preferred, filter sets at least to 3, the minimum mistake between the adjacent filter of each two and aperture
Connected by connecting tube between the water side of filter and the water inlet end of reverse osmosis unit 2.The connecting tube can be steel pipe, but compared with
For preferred, the connecting tube is specially medium-pressure type flexible hose, will be mutual to each filter and reverse osmosis unit by flexible hose
Connection, so that pipeline is reliable and stable, dismounting, replacing are convenient, and pipe-line system good airproof performance overcomes tradition steel pipe and rigidly connects
The problems such as next dismounting of tape splicing, replacing difficulty, pipe-line system sealing difference.
Below by by filter be set to 3 to the present embodiment provide underground coal mine water treatment systems carry out exemplary
Explanation：
Filter is 3, is respectively：Grade one filter 11, secondary filter 12 and tertiary filter 13.Grade one filter
11 water inlet end is connected with raw water water source, and the water side of grade one filter 11 passes through the water inlet of flexible hose and secondary filter 12
End connection, the water side of secondary filter 12 are connected with the water inlet end of tertiary filter 13 by flexible hose, tertiary filter
13 water side is connected with the water inlet end of reverse osmosis unit 2 by flexible hose.The aperture of the filter opening of grade one filter 11 is more than
The aperture of the filter opening of secondary filter 12, the aperture of the filter opening of secondary filter 12 are more than the hole of the filter opening of tertiary filter 13
Footpath, that is to say, that the aperture of grade one filter 11, secondary filter 12 and tertiary filter 13 is sequentially reduced.When implementing,
Grade one filter 11, secondary filter 12 and tertiary filter 13 include that the containing cavity that can accommodate water, accommodating intracavity were provided with
Filter opening is respectively provided with filter bag or filtration core, filter bag or filtration core.Exemplary, load 50 μm of mark inside grade one filter 11
Quasi- filter bag, the inside of secondary filter 12 load 20 μm of standard filter bag, and the inside of tertiary filter 13 loads 5 μm of polypropylene
PP filter elements.I.e. grade one filter 11 and secondary filter 12 are coarse filter, and tertiary filter 13 is fine filter, here 50
μm, 20 μm, the 5 μm particle diameters for referring to filtrable the largest particles.It should be noted that above-mentioned concrete size：50μm、20μ
M, 5 μm of explanations merely for convenience, the filter opening to grade one filter 11, secondary filter 12 and tertiary filter 13 of the invention
Concrete size is not construed as limiting, and concrete size can be set according to the actual requirements.
It should be noted that filter can also be more than three, for example, include level Four filter, the filter of level Four filter
Filter opening aperture of the hole aperture less than tertiary filter 13, the water inlet end of level Four filter is by flexible hose and tertiary filter 13
Water side connection, the water side of level Four filter is connected with the water inlet end of reverse osmosis unit 2 by flexible hose, to filter
Number be not limited thereto.
Reverse osmosis membrane is provided with reverse osmosis unit 2, especially by reverse osmosis membrane to the water after filter is filtered in
Corrosive ions are filtered, and enter to the water in reverse osmosis unit 2 after reverse osmosis membrane filtration, and corrosive ions are blocked in instead
The periphery of permeable membrane.Specifically, reverse osmosis unit 2 can include containing cavity and the reverse osmosis membrane positioned at accommodating intracavity, reverse osmosiss
The center of film is provided with through hole, and the water for entering to the accommodating intracavity of reverse osmosis unit 2 is permeated from the outer circumferential center of reverse osmosis membrane, rotten
The impurity such as corrosion ion are blocked in the periphery of reverse osmosis membrane, through hole stream of the pure water after reverse osmosiss from reverse osmosis membrane center
Water side to reverse osmosis unit 2.
The infiltration of water is affected in order to prevent 2 internal incrustation of reverse osmosis unit, further, the present embodiment is filled in reverse osmosiss
The water inlet end for putting 2 arranges chemicals dosing plant 3, and being provided into reverse osmosis unit 2 by chemicals dosing plant 3 can prevent in reverse osmosis unit 2
The medicinal liquid of portion's fouling.I.e. when water is processed, can in time quantitatively to dosing in reverse osmosis unit.Chemicals dosing plant 3 is specifically included：Plus
Teat pipette 31 and the container 32 for being loaded with scale inhibition liquid.The two ends of dosing pump 31 pass through connecting tube water inlet respectively with reverse osmosis unit 2
End and the inner space of container 32.Dosing pump 31 is used for the scale inhibition liquid in container 32 to be pumped in reverse osmosis unit 2.
It is possible to further pass through to arrange casing, by grade one filter 11, secondary filter 12, tertiary filter 13, anti-
Permeability apparatus 2 and chemicals dosing plant 3 are arranged in the casing, to constitute one group of water treatment facilities.Shown in seeing figures.1.and.2, this
Water treatment facilities in embodiment is one group, when implementing, can set concrete group of water treatment facilities according to actual needs
Water treatment facilities is such as set at least two groups by number.Specifically can be by the water outlet of the reverse osmosis unit 2 in each group water treatment facilities
End is connected in series, and then connects with pure water tank 5 again so that the pure water flowed out from each group water treatment facilities enters to pure water tank 5
Interior.Or, it is also possible to the water side of the reverse osmosis unit 2 of each group is connected with pure water tank 5 respectively, or, and watering equipment
Water tank connection.The displacement of such as one group of water treatment facilities is 3m3/ h, then can pass through to arrange two groups, three groups or three groups
Above water treatment facilities, realizes 6m3/h、9m3/h、12m3The water process amount such as/h, using very flexibly and convenient.
Wherein, between the water inlet end of the maximum grade one filter 11 in raw water water source and aperture, grade one filter 11 and two grades
Between filter 12, between secondary filter 12 and tertiary filter 13, the water inlet end of tertiary filter 13 and reverse osmosis unit 2
Between be equipped with pressure gauge 61.Pressure gauge 61 can be accessed between the components by rubber hose.Pressure gauge 61 can be specifically
Pointer pressure, or liquid crystal display pressure gauge, operator are by observing pressure gauge 61, such as each manometric reading
Number is respectively A, B, C, D, when the pressure differential between them reaches a certain setting value, need to just change the consumption product such as filter bag, filter element.
Additionally, the water side of reverse osmosis unit 2 is additionally provided with effusion meter 71 and flange cut-off valve 2a, shown by effusion meter 71
The concrete flow of the pure water flowed out from the water side of reverse osmosis unit 2, the size that flow is specifically controlled by flange cut-off valve 2a.
For example when pure water need not be discharged, flange cut-off valve 2a is closed, make reverse osmosis unit 2 stop draining, when needing to discharge pure water,
Flange cut-off valve 2a is opened, is made reverse osmosis unit 2 start draining, is controlled very convenient.
On the basis of above-described embodiment, with reference to shown in Fig. 2, by arranging controller 4, the underground coal mine water processing system is made
System has automatic control function, unattended to realize, reduces labor strength, reduces human cost.Specifically, the control
Device can be programmable logic controller (PLC) PLC, and the programmable logic controller (PLC) is specifically located in PLC technology case, overall tie
Structure can adopt integrated chassis, Flameproof and intrinsically safe.In addition, the water inlet end of the maximum grade one filter 11 in aperture is provided with the first control
Valve processed 10, chemicals dosing plant 3 are provided with and control valve 33 for controlling chemicals dosing plant 3 is turned on and off second.Second control valve 33
Link with the first control valve 10, controller 4 is electrically connected with the first control valve 10 and the second control valve 33 respectively, for control first
Control valve 10 and second controls being turned on and off for valve 33.First control valve 10 and the second control valve 33 can be specifically electric balls
Valve.Second control valve 33 is specifically connected with dosing pump 31, controls being turned on and off for dosing pump 31, and the second control valve 33 is concrete logical
Cross rustless steel connecting tube to be connected with source of the gas in well.That is, the first control valve 10 and the second of control gas circuit in control water route
Linkage realized by control valve 33, supplies while water supply, is that the dosing pump 31 of chemicals dosing plant 3 provides power；While cutting off the water, dosing
Device 3 stops simultaneously.
Further, the water side of reverse osmosis unit 2 is additionally provided with pure water tank 5, the water inlet end and reverse osmosis unit of pure water tank 5
2 pure water outlet, the water side of pure water tank 5 is connected with the water tank of watering equipment.When implementing, reverse osmosis unit 2 is also
Wastewater outlet 21 is provided with, the impurity such as the corrosive ions of reverse osmosis membrane periphery is blocked in and is flowed down along the periphery of reverse osmosis membrane, from useless
Water out 21 is flowed out in waste water collector.Additionally, being provided with pure water tank 5 for detecting the liquid level sensor of water level in pure water tank
51, liquid level sensor 51 is electrically connected with controller 4, for transmitting detection signal to controller 4, so that controller 4 is according to inspection
Survey the first control of signal control valve 10 and second and control being turned on and off for valve 33.Specifically, when the water level in pure water tank 5 is reached
During the highest order of setting, the control of controller 4 first controls valve 10 and is automatically switched off, and water treatment system stops supplying water.When in pure water tank 5
Water level reach set lowest order when, controller 4 control first control valve 10 automatically turn on, water treatment system starts moisturizing,
So as to realizing automatic controlling water supplying or cutting off the water, realize unattended, reduce labor strength, using convenient.Meanwhile,
When water treatment system stops supplying water, chemicals dosing plant 3 quits work, and when water treatment system starts moisturizing, chemicals dosing plant 3 is timely
It is quantitatively dosing in reverse osmosis unit 2.On the basis of realizing automatic water-supply or cutting off the water, automatically controlling for dosing is realized, is entered
One step improves the automaticity of the system, saves manual labor's cost.
When the water treatment system includes controller 4, can be with the water inlet in the raw water water source filter maximum with aperture
Pressure is equipped between end, between each filter, between the water side of filter of aperture minimum and the water inlet end of reverse osmosis unit
Force transducer 62.Specifically, the water inlet end of grade one filter 11 arranges a pressure transducer 62, to detect in water treatment procedure
The pressure of 11 water inlet end of grade one filter.Arrange between the water inlet end of the water side of grade one filter 11 and secondary filter 12
One pressure transducer 62, arranges a pressure transducer 62, between secondary filter 12 and tertiary filter 13 in three-stage filtration
Be also provided with a pressure transducer 62 between the water inlet end of the water side of device 13 and reverse osmosis unit 2, each pressure transducer 62 with
Controller 4 is electrically connected, when the difference that controller 4 is used between the pressure value that each pressure transducer 62 is detected reaches preset value
Warning signal is sent, to point out to change the consumption product such as filter bag, filter element.Further, it is also possible to arrange in the water side of reverse osmosis unit 2
Flow transducer 72, flow transducer 72 are electrically connected with controller 4, the output for detecting water by flow transducer 72.Specifically
A flow transducer 72 can be respectively provided with the wastewater outlet 21 of reverse osmosis unit 2 and pure water exit.What controller 4 was located compiles
Process control case is provided with display panel, directly can observe specific pressure value and flow value on the display panel.By arranging control
Device 4 so that the water supply automatization of the water treatment system, and there is the product warning of replacing consumption, fault alarm function, and can show automatically
Show system pressure and flow value.
In conjunction with above description, whole water treatment system is further described：
When implementing, ball check valve can be respectively provided between the water inlet end of raw water water source and grade one filter 11
1a, piping filter 1b, pipe decompression valve 1c, spring loaded safety valve 1d.Exemplary, Huainan, Huaibei Mining Area, underground coal mine
Hydraulic pressure in pipeline is typically in 4-6MPa.Raw water in pipeline introduces whole water treatment system by a ball check valve 1a
In.The piping filter 1b of high pressure first removes the larger sand grains in raw water pipeline and float is tentatively filtered, and current lead to
Piping air relief valve 1c is down to hydraulic pressure in 0.8-1.0MPa, by the first control valve 10, spring loaded safety valve 1d (springs
Relief valve can protection system pressure, release after setting up to 1.2MPa) enter grade one filter 11,12 two-stage of secondary filter essence mistake
Enter tertiary filter 13 (fine filter) to filter after filter, be that reverse osmosis unit 2 provides water source.Water after filter crossed by tertiary filter 13
Flow in reverse osmosis unit 2, carried out after reverse-osmosis treated through reverse osmosis membrane in reverse osmosis unit 2 by certain pressure, target
Pure water enters pure water tank 5 or the water tank automatically into watering equipment, while in processing procedure, dosing pump 31 in time quantitatively to
Dosing in reverse osmosis unit 2, to prevent 2 internal incrustation of reverse osmosis unit in water treatment procedure, it is ensured that reverse osmosis unit 2 is just
Often work.
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, rather than a limitation；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of underground coal mine water treatment system, it is characterised in that include：Least one set water treatment facilities, the water process dress
Put including：Reverse osmosis unit and at least two filters；The filter and the reverse osmosis unit are respectively provided with water inlet end and go out
Water end (W.E.)；
Each filter is sequentially connected in series connection along water (flow) direction, and the filter opening aperture of each filter is sequentially reduced, and aperture is most
The water inlet end of big filter is connected with raw water water source, the minimum water side of filter in aperture and entering for the reverse osmosis unit
Water end (W.E.) is connected, and the water side of the reverse osmosis unit is connected with the water tank of watering equipment.
2. underground coal mine water treatment system according to claim 1, it is characterised in that the filter is at least 3；
The water side of the minimum filter between the adjacent filter of each two and aperture is filled with the reverse osmosiss
Connected by flexible hose between the water inlet end that puts.
3. underground coal mine water treatment system according to claim 1, it is characterised in that the water treatment facilities also includes：
Chemicals dosing plant；
The chemicals dosing plant is connected with the water inlet end of the reverse osmosis unit, can prevent institute to provide into the reverse osmosis unit
State the medicinal liquid of reverse osmosis unit internal incrustation.
4. underground coal mine water treatment system according to claim 3, it is characterised in that the chemicals dosing plant includes：Dosing
Pump and the container for being loaded with scale inhibition liquid；The two ends of the dosing pump pass through connecting tube water inlet end respectively with the reverse osmosis unit
And the inner space of the container.
5. underground coal mine water treatment system according to claim 3, it is characterised in that the underground coal mine water treatment system
Also include：Controller；
The water inlet end of the maximum filter in the aperture is provided with the first control valve electrically connected with the controller, the dosing dress
Put and be provided with for controlling the second control valve that the chemicals dosing plant is turned on and off, the second control valve and described first is controlled
Valve linkage processed, the controller control being turned on and off for valve for controlling the first control valve and described second.
6. underground coal mine water treatment system according to claim 5, it is characterised in that the water side of the reverse osmosis unit
Pure water tank is additionally provided with, the water inlet of the pure water tank is connected with the water side of the reverse osmosis unit, the pure water tank goes out
The mouth of a river is connected with the watering equipment.
7. underground coal mine water treatment system according to claim 6, it is characterised in that be provided with the pure water tank for examining
Survey the liquid level sensor of water level in the pure water tank；
The liquid level sensor is electrically connected with the controller, for transmitting detection signal to the controller, so that described
Controller controls being turned on and off for valve according to the detection signal control first control valve and described second.
8. underground coal mine water treatment system according to claim 5, it is characterised in that the raw water water source and the aperture
Between the water inlet end of maximum filter, between each filter, the water side of the minimum filter in the aperture with described
Pressure transducer is equipped between the water inlet end of reverse osmosis unit, each pressure transducer is electrically connected with the controller,
The difference that the controller is used between the pressure value that each pressure transducer is detected sends alarm when reaching preset value
Signal.
9. the underground coal mine water treatment system according to any one of Claims 1-4, it is characterised in that the raw water water source
And the water inlet end of the maximum filter in the aperture between, between each filter, the aperture minimum filter goes out
Pressure gauge is equipped between the water inlet end of water end (W.E.) and the reverse osmosis unit.
10. the underground coal mine water treatment system according to any one of claim 1 to 8, it is characterised in that the water process dress
At least two groups are put, the water side of the reverse osmosis unit in water treatment facilities described in each group is connected with the water tank of the watering equipment
Logical.
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| CN201610992593.3A CN106495344A (en) | 2016-11-11 | 2016-11-11 | Underground coal mine water treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610992593.3A CN106495344A (en) | 2016-11-11 | 2016-11-11 | Underground coal mine water treatment system |
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| CN110469837A (en) * | 2019-07-29 | 2019-11-19 | 广东万家乐厨房科技有限公司 | A kind of steam fouling processing method, cisten mechanism, electric appliance, kitchen ventilator |
| CN110467308A (en) * | 2018-05-10 | 2019-11-19 | 平安开诚智能安全装备有限责任公司 | Sewage disposal system |
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Application publication date: 20170315 |