CN209226755U - A kind of system for waste water of mine desalting processing - Google Patents
A kind of system for waste water of mine desalting processing Download PDFInfo
- Publication number
- CN209226755U CN209226755U CN201821568823.4U CN201821568823U CN209226755U CN 209226755 U CN209226755 U CN 209226755U CN 201821568823 U CN201821568823 U CN 201821568823U CN 209226755 U CN209226755 U CN 209226755U
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- Prior art keywords
- water
- tank
- concentrated water
- pond
- mine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Abstract
The utility model discloses a kind of system for waste water of mine desalting processing, including pretreatment system, cartridge filter, reverse osmosis unit, RO concentrated water pond, demineralizer, frequently pole-reversing electroosmosis device, EDR concentrated water pond and MVR evaporators；The pretreatment system connects reverse osmosis unit water inlet by cartridge filter, reverse osmosis unit concentrated water water outlet is connect with RO concentrated water pond water inlet end, RO concentrated water pond water outlet connects frequently pole-reversing electroosmosis device freshwater room by demineralizer and concentrated water room water inlet, frequently pole-reversing electroosmosis device concentrated water room water outlet are connect with MVR evaporator.It is reduced with capital cost, and disposal costs are low, are easily achieved PLC control, and intelligence degree is high, and sludge yield is low, and Treatment of Sludge expense reduces the efficient desalination, it can be achieved that waste water.
Description
Technical field
The utility model belongs to mine wastewater treatment technical field, and in particular to a kind of waste water of mine desalting processing is
System.
Background technique
Waste water of mine typically refers to all water for penetrating into down-hole mining space during coal or other ore extractions.With coal
For mine exploitation, national about 2,200,000,000 m of coal mine year ore discharge well water3, average ton coal water yield is about 4m3.Mine water water is larger, hangs
Floating object content is high, and content of organics is low, and waste water salt content is high, is directly discharged in environment, would seriously pollute the environment, and mostly
Provincial standard, it is desirable that waste water must discharge after desalting processing.Therefore, the processing of mine water is an important project.
Currently, mine wastewater treatment mostly uses coagulant sedimentation, by adding flocculant, make suspension polymerization in water at
Macromolecular floccule, precipitating, separation, removal.For this method in addition to salt content is exceeded, other water quality indicators are all satisfied " coal work
Industry pollutant emission standard ", the mine water desalination appellation task of top priority.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of system of waste water of mine desalting processing, realizes efficient
Rate, inexpensive desalination, while providing a kind of novel potassium permanganate composites.
To achieve the goals above, the utility model uses following technical scheme:
A kind of system for waste water of mine desalting processing, including pretreatment system, cartridge filter, reverse osmosis unit,
RO concentrated water pond, demineralizer, frequently pole-reversing electroosmosis device, EDR concentrated water pond and MVR evaporator；The pretreatment system passes through guarantor
Pacify filter and connect reverse osmosis unit water inlet, reverse osmosis unit concentrated water water outlet is connect with RO concentrated water pond water inlet end, RO concentrated water
Pond water outlet connects frequently pole-reversing electroosmosis device freshwater room and concentrated water room water inlet, frequently pole-reversing electroosmosis dress by demineralizer
Concentrated water room water outlet is set to connect with MVR evaporator.
The pretreatment system includes coagulative precipitation tank, mechanical filter and film grid, wherein coagulative precipitation tank water outlet
It is connect with mechanical filter water inlet, mechanical filter water outlet junctional membrane grid.
The pretreatment system can also be potassium permanganate composites.
Further, the potassium permanganate composites include that coagulation reaction tank, flocculation tank, preliminary sedimentation area, bottom are heavy
Shallow lake area, rising area, inclined plate, mechanical stirring device and natural mixing arrangement；The potassium permanganate composites are by the cylinder that is connected up and down
It is constituted with funnel, the same position at left and right sides of cylinder, two pieces of vertically-mounted sealing plates are put with sealing plate width direction level
The support rod both ends set are fixedly mounted on inner wall of hopper, several with vertical direction there is inclined plate one end of certain angle to connect
In seal base bottom, the other end is fixed on support rod, is arranged at equal intervals in potassium permanganate composites bottom, inclined plate and sealing plate
Potassium permanganate composites are divided into mutually independent three regions, are surrounded by inclined plate, sealing plate and potassium permanganate composites side wall
Intermediate region is rising area, and rising area top is arranged flocculation tank water outlet, in arranged on left and right sides region, from the top down successively
Coagulation reaction tank, flocculation tank, preliminary sedimentation area and bottom precipitation area, coagulation reaction tank and potassium permanganate composites side wall are set
On water inlet connection, coagulation reaction tank water outlet by the first external pipe be placed in the flocculation reaction of coagulating bottom of pond portion
Water inlet connection on the side wall of pond, mechanical stirring device are fixed in coagulation reaction tank, and natural agitating device is fixedly mounted on wadding
Inside solidifying reaction tank, overflow plate is arranged in the flocculation tank other side, and overflow plate outside is preliminary sedimentation tank up to the region of inclined plate,
Inclined plate, hopper side walls are encircled a city bottom precipitation area jointly, and bottom precipitation area is arranged mud discharging mouth, and mud discharging mouth is by outside second
Portion's pipeline and sludge circulation pump are connected to the coagulation reaction tank of the left and right sides respectively.
Further, the natural agitating device, including shaft, and several stirring blades being fixed in shaft,
Both ends of the shaft is tightly connected with coagulation reaction tank and flocculation tank lower rotation respectively.
Compared with prior art, the utility model has the advantage that capital cost is reduced, and disposal costs are low, it is real to be easy to
Existing PLC control, intelligence degree is high, and sludge yield is low, and Treatment of Sludge expense reduces the efficient desalination, it can be achieved that waste water；In addition
Potassium permanganate composites are made rational planning for design, realize water flow in coagulation reactor, flocculation reaction area, preliminary heavy using the effect of gravity
The flowing in shallow lake area, bottom precipitation area avoids increasing on the basis of existing potassium permanganate composites long and narrow using equipment such as water pumps
Rising area, improve suspended matter and water separating effect, meanwhile, flocculation sedimentation tank use nature agitating device, make full use of
The effect of water flow, avoids using mechanical stirring device.
Detailed description of the invention
Fig. 1 is the process flow chart of waste water of mine desalting processing system in embodiment 1.
Fig. 2 is the process flow chart of waste water of mine desalting processing system in embodiment 2.
Fig. 3 is the internal structure schematic diagram of 2 middle-high density sedimentation basin of embodiment.
Fig. 4 is the top view of 2 middle-high density sedimentation basin of embodiment.
Fig. 5 is the structural schematic diagram of natural agitating device in embodiment 2.
Specific embodiment
The utility model is described in detail with attached drawing combined with specific embodiments below, but the utility model not office
It is limited to specific embodiment.
Embodiment 1:
As shown in Figure 1, a kind of system for waste water of mine desalting processing, including coagulative precipitation tank 1, mechanical filter 2,
Film grid 3, cartridge filter 4, reverse osmosis unit (RO device) 5, RO concentrated water pond 6, demineralizer 7, frequently pole-reversing electroosmosis device
(EDR device) 8, EDR concentrated water pond 9 and MVR evaporator 10；1 water outlet of coagulative precipitation tank and 2 water inlet of mechanical filter connect
It connects, 2 water outlet of mechanical filter passes sequentially through film grid 3, cartridge filter 4 connects 5 water inlet of reverse osmosis unit, reverse osmosis dress
It sets 5 concentrated water water outlets to connect with 6 water inlet end of RO concentrated water pond, 6 water outlet of RO concentrated water pond connects frequently pole-reversing electric osmose by demineralizer 7
8 freshwater room of analysis apparatus and concentrated water room water inlet, 8 concentrated water room water outlet of frequently pole-reversing electroosmosis device are connect with MVR evaporator 10.
Further, the demineralizer is the ion exchange column of filling male ion-exchange resin, and waste water is handed over by ion
Change column, the Na in cation exchange resin+By the Ca in waste water2+、Mg2+Equal scale-forming ions replacement, avoids Ca2+、Mg2+In electric osmose
Dirt is formed in analysis apparatus, plug ion exchange membrane increases energy consumption, drops low-yield water efficiency.Wherein cation exchange resin can be
Storng-acid cation exchange resin is rinsed by sodium chloride solution, the H in cation exchange resin+It is converted to Na+。
A kind of specifically used process for waste water of mine desalting processing system are as follows:
Mine water is first pre-processed through coagulative precipitation tank 1 and mechanical filter 2, and most suspended substances in raw water are got rid of
Afterwards, it is divided into two parts by a certain percentage.A part of waste water carries out advanced treating, this part mine water conveyed film lattice by water pump
Grid 3 and cartridge filter 4, removal Suspended Matter in Water, colloid and other organic matters.Water outlet enters two steps ro device 5,
RO produces water and enters production pond, and concentrated water enters RO concentrated water pond 6, and two-stage RO system producing water ratio is by 60% design.RO concentrated water salt content height,
Hardness is high, in order to avoid the influence to frequently pole-reversing electroosmosis device 8, RO concentrated water enter ion exchange column demineralizer 7 go deliming,
Magnesium plasma carries out dense after meeting the 8 influent quality requirement of frequently pole-reversing electroosmosis device into frequently pole-reversing electroosmosis device 8
Contracting after the water outlet of 8 concentrated water room of frequently pole-reversing electroosmosis device enters EDR concentrated water pond 9, again passes by the evaporation of MVR evaporator 10, reverse osmosis
Saturating device 5 produces the distilled water of water, the water outlet of 8 freshwater room of frequently pole-reversing electroosmosis device and MVR evaporator 10 together as water is produced, and produces
Water can use by oneself power plant water.
Embodiment 2:
As shown in Fig. 2, coagulative precipitation tank 1, mechanical filter 2 and film grid 3 in embodiment 1 are replaced with height by the present embodiment
Density sedimentation basin 11, other are same as Example 1.
Further, as in Figure 3-5, potassium permanganate composites 11 include coagulation reaction tank 12, it is flocculation tank 13, preliminary
Settling zone 14, bottom precipitation area 15, rising area 16, inclined plate 22, mechanical stirring device 17 and natural mixing arrangement 19；It is described highly dense
Degree sedimentation basin 11 is made of the cylinder and funnel being connected up and down, and the same position at left and right sides of cylinder, vertically-mounted two pieces close
Sealing plate 21, with 21 width direction of sealing plate be horizontally arranged 23 both ends of support rod be fixedly mounted on inner wall of hopper, several with
There is vertical direction 22 one end of inclined plate of certain angle to be connected to 21 bottom of seal base, and the other end is fixed on support rod 23,
It is arranged at equal intervals in 11 bottom of potassium permanganate composites, potassium permanganate composites are divided into mutually independent by inclined plate 22 and sealing plate 21
Three regions are rising area 16, rising area by the intermediate region that inclined plate 22, sealing plate 21 and 11 side wall of potassium permanganate composites surround
Flocculation tank water outlet 25 is arranged in top, in arranged on left and right sides region, sets gradually coagulation reaction tank 12, flocculation from the top down
Water inlet on reaction tank 13, preliminary sedimentation area 14 and bottom precipitation area 15, coagulation reaction tank 12 and 11 side wall of potassium permanganate composites
Mouth 16 is connected to, the flocculation reaction that 12 water outlet of coagulation reaction tank passes through the first external pipe 18 and is placed in 12 bottom of coagulation reaction tank
Water inlet connection on 13 side wall of pond, mechanical stirring device 17 are fixed in coagulation reaction tank 12, and natural agitating device 19 is fixed
It is mounted on inside flocculation tank 13, overflow plate 20 is arranged in 13 other side of flocculation tank, and 20 outside of overflow plate is until inclined plate 22
Region be preliminary sedimentation tank 14, inclined plate 22, hopper side walls are encircled a city bottom precipitation area 15 jointly, and sludge is arranged in bottom precipitation area 15
Discharge outlet 24, mud discharging mouth 24 by the second external pipe 26 and sludge circulation pump (being not drawn into figure) respectively with the left and right sides
Coagulation reaction tank 12 be connected to, realize the recycling of partial sludge.
Further, the natural agitating device 19, including shaft 28, and several stirrings being fixed in shaft 28
Blade 29,28 both ends of shaft are tightly connected with coagulation reaction tank 12 and 13 lower rotation of flocculation tank respectively, anti-according to flocculation
Several groups nature agitating device 19 can be set in the size and actual needs for answering pond 13.The water outlet of coagulation reaction tank 12 is defeated from side
It is sent to flocculation tank 13, under the action of water flow, natural agitating device 19 is rotated, and then is stirred to water flow.
The specifically used process of the potassium permanganate composites are as follows: mine water is conveyed from the water inlet 16 of potassium permanganate composites 11
To coagulation reaction tank 12, start mechanical stirring device 17, carries out coagulating, then under gravity, coagulation reaction tank
12 water outlets flow into flocculation tank 13 by the first external pipe 18, since water is flowed into 13 side of flocculation tank, in water
Under the action of stream, natural agitating device 19 is rotated, and is stirred to water flow, promotes flocculation process, by the mine of flocculation reaction
Water flows into primary precipitation area 14 along overflow plate 20 and ramps up area 16 from bottom precipitation area 15 subsequently into bottom precipitation area 15
During flowing, sludge is trapped in bottom precipitation area sludge by inclined plate 22 and is accumulated, and the water for removing various suspended matters passes through
The good separation of suspended matter and water is realized in long and narrow rising area, is finally discharged from 13 water outlet of flocculation tank and is discharged.
Claims (5)
1. a kind of system for waste water of mine desalting processing, which is characterized in that including pretreatment system, cartridge filter, anti-
Permeability apparatus, RO concentrated water pond, demineralizer, frequently pole-reversing electroosmosis device, EDR concentrated water pond and MVR evaporator；The pretreatment system
System connects reverse osmosis unit water inlet by cartridge filter, and reverse osmosis unit concentrated water water outlet and RO concentrated water pond water inlet end connect
It connects, RO concentrated water pond water outlet connects frequently pole-reversing electroosmosis device freshwater room and concentrated water room water inlet by demineralizer, frequently falls
Pole electrodialysis plant concentrated water room water outlet is connect with MVR evaporator.
2. the system according to claim 1 for waste water of mine desalting processing, which is characterized in that the pretreatment system
Including coagulative precipitation tank, mechanical filter and film grid, wherein coagulative precipitation tank water outlet and mechanical filter water inlet connect
It connects, mechanical filter water outlet junctional membrane grid.
3. the system according to claim 1 for waste water of mine desalting processing, which is characterized in that the pretreatment system
For potassium permanganate composites.
4. the system according to claim 3 for waste water of mine desalting processing, which is characterized in that the high density precipitating
Pond include coagulation reaction tank, flocculation tank, preliminary sedimentation area, bottom precipitation area, rising area, inclined plate, mechanical stirring device and
Natural mixing arrangement；The potassium permanganate composites are made of the cylinder and funnel being connected up and down, the identical bits at left and right sides of cylinder
It sets, two pieces of vertically-mounted sealing plates, the support rod both ends being horizontally arranged with sealing plate width direction are fixedly mounted in funnel
On wall, several with vertical direction there is inclined plate one end of certain angle to be connected to seal base bottom, and the other end is fixed on branch
On strut, it is arranged at equal intervals in potassium permanganate composites bottom, potassium permanganate composites are divided into independently of each other by inclined plate and sealing plate
Three regions, the intermediate region surrounded by inclined plate, sealing plate and potassium permanganate composites side wall is rising area, and rising area top is set
It sets flocculation tank water outlet, in arranged on left and right sides region, sets gradually coagulation reaction tank, flocculation tank, preliminary from the top down
Settling zone and bottom precipitation area, coagulation reaction tank are connected to the water inlet on potassium permanganate composites side wall, coagulation reaction tank water outlet
Mouth is connected to by the first external pipe with the water inlet on the flocculation tank side wall for being placed in coagulating bottom of pond portion, mechanical stirring
Device is fixed in coagulation reaction tank, and natural agitating device is fixedly mounted on inside flocculation tank, the flocculation tank other side
Overflow plate is set, and on the outside of the overflow plate until region of inclined plate is preliminary sedimentation tank, and inclined plate, hopper side walls are encircled a city bottom precipitation jointly
Area, bottom precipitation area are arranged mud discharging mouth, mud discharging mouth by the second external pipe and sludge circulation pump respectively with left and right
The coagulation reaction tank of two sides is connected to.
5. the system according to claim 4 for waste water of mine desalting processing, which is characterized in that the stirring dress naturally
It sets, including shaft, and several stirring blades being fixed in shaft, both ends of the shaft is anti-with coagulation reaction tank and flocculation respectively
Bottom of pond portion rotary seal is answered to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821568823.4U CN209226755U (en) | 2018-09-25 | 2018-09-25 | A kind of system for waste water of mine desalting processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821568823.4U CN209226755U (en) | 2018-09-25 | 2018-09-25 | A kind of system for waste water of mine desalting processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209226755U true CN209226755U (en) | 2019-08-09 |
Family
ID=67499176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821568823.4U Expired - Fee Related CN209226755U (en) | 2018-09-25 | 2018-09-25 | A kind of system for waste water of mine desalting processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209226755U (en) |
-
2018
- 2018-09-25 CN CN201821568823.4U patent/CN209226755U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190809 Termination date: 20200925 |
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| CF01 | Termination of patent right due to non-payment of annual fee |