CN206553302U - The synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water - Google Patents
The synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water Download PDFInfo
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- CN206553302U CN206553302U CN201620484173.XU CN201620484173U CN206553302U CN 206553302 U CN206553302 U CN 206553302U CN 201620484173 U CN201620484173 U CN 201620484173U CN 206553302 U CN206553302 U CN 206553302U
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Abstract
The utility model discloses the synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water, including wastewater collection pond, first order reaction groove and integrated clarifier；Described wastewater collection pond receives coal chemical industrial waste water, passes through the first order reaction groove described in pipeline connection；Described coal chemical industrial waste water is after first order reaction groove, by pump, medical liquid mixer, second order reaction room hybrid reaction sedimentation separation built in input integrated clarifier；Coal chemical industrial waste water synchronization removing calcium and magnesium silicon pretreatment combination size apparatus structure is simple, stably, in view of the need for China's coalification industry flourishes, the invention has wide market prospects, and its release necessarily brings good economic benefit and social benefit.
Description
Technical field
The utility model is related to technology for treating industrial waste water, relates generally to containing high silicon and high rigidity pollutant
Special industrial waste water --- the pretreatment unit of coal gasification waste water synchronization removing calcium and magnesium silicon.
Background technology
At present, coal gasification waste water pretreatment is the necessary condition for ensureing biochemical treatment and advanced treating.
In pretreatment unit, the pollutant such as oils, suspension, phenols, Ammonia, hardness, silicon is generally adopted
With settling methods, oil removal, Bubble-floating Method, solvent extraction, vaporizing extract process, filtering, lime method,
The processing methods such as ion-exchange, magnesia mixture, calcium agent.But, the coal gasification to high-silicon high hardness is given up
Water, there is presently no method synchronous, efficiently, ripe.The coal gasification waste water meeting of high-silicon high hardness
Process equipment and pipeline scale, blocking are caused, can be shorter particularly when carrying out advanced treating
Time in make reverse osmosis membrane fouling, and silicon dirt formed after be difficult cleaning, cause film properties to reduce
Even fail, had a strong impact on recycling for coal gasification waste water.
The content of the invention
Technical problem to be solved in the utility model is to overcome present in above-mentioned prior art
Defect, and provide a kind of efficient coal chemical industrial waste water synchronous removing calcium and magnesium silicon pretreatment combination size for coal chemical industry
Device.
In order to solve the above technical problems, the technical scheme that the utility model is provided is：Coal chemical industrial waste water
Synchronous removing calcium and magnesium silicon pretreatment unit includes wastewater collection pond, first order reaction groove and integrated clarifier；
Wastewater collection pond receives coal chemical industrial waste water, passes through pipeline connection first order reaction groove；Coal chemical industrial waste water is passed through
Cross after first order reaction groove, by pump, by medical liquid mixer, input integrated clarifier；
Integrated clarifier includes clarifier support, clarifier cell body, second order reaction room, mud scraper
Support, mud scraper, guide shell, reflection distribution apparatus, sludge lifting agitating device, wastewater inlet,
Effluent weir, outlet of sewer and sludge outlet；Clarifier support supports clarifier cell body；Sewage enters
Mouth and outlet of sewer are separately positioned on the both sides on the top of clarifier cell body；Sludge inlet communication one-level
Reactive tank；Mud scraper support is arranged on clarifier cell body top, and mud scraper is supported by axle；Water conservancy diversion
Cylinder is cylindrical shape, is arranged on the middle and upper part of clarifier cell body outside second order reaction room；Reflect distribution apparatus
For the bell shape of back-off, the middle part of clarifier cell body is arranged on, in the positive bottom of guide shell,
The sewage of wastewater inlet is from top to bottom by reflecting distribution apparatus water distribution；Second order reaction room is in clarifier
The middle part of cell body, in the inside of reflection distribution apparatus；Sludge lifting agitating device can setting with speed governing
Put in second order reaction room bottom；Sludge outlet is arranged on the bottom of clarifier cell body；Effluent weir is set
Put on the top of clarifier cell body.
The utility model coal gasification waste water is quenched and except pasc reaction through first order reaction groove, enters back into one
Change clarifier second order reaction room, in the presence of compound drug, realize high silicon in coal gasification waste water,
The synchronous high-efficiency of high rigidity is removed.
NaOH is first added in first order reaction groove and adjusts coal gasification waste water pH value to 9~11；
The coagulating that inorganic compound drug remove silicon is added simultaneously.
The water outlet of first order reaction groove enters clarifier second order reaction room, adds compound drug/PAC/PAM
Carry out removing hardness and coagulating, into clarifying process, realize that high silicon in coal gasification waste water, height are hard
The synchronous high-efficiency of degree is removed.
The feature of integrated clarifier：Second order reaction room bottom positioned at clarifier centre is carried
Agitating device is risen, basic sediment is promoted to second order reaction room, in the case where adding compound drug effect,
It is synchronous with first order reaction groove water outlet mixed, coagulation；Clarifier water conservancy diversion reflects water-distributing device to mixed
Water outlet after conjunction slow down and uniform, overcomes influence of the turbulent flow to sedimentation, realizes high efficiency solid-liquid point
From.
The synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water that the utility model is provided, the apparatus structure
Simply, stably, in view of the need for China's modernization construction, the utility model has wide market
Prospect, its release necessarily brings good economic benefit and social benefit.
Brief description of the drawings：
Fig. 1 is the structural representation of the synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water.
Embodiment：
The embodiment to utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1：As shown in figure 1, coal chemical industrial waste water synchronization removing calcium and magnesium silicon pretreatment unit includes
A kind of synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water includes wastewater collection pond 12, one-level
Reactive tank 13 and integrated clarifier 16；Wastewater collection pond 12 receives coal chemical industrial waste water, passes through
Pipeline connection first order reaction groove 13；Coal chemical industrial waste water passes through pump after first order reaction groove 13
14, by medical liquid mixer 15, input integrated clarifier 16；
Integrated clarifier 16 include clarifier support 1, clarifier cell body 2, wastewater inlet 3,
Outlet of sewer 11, effluent weir 4, mud scraper support 5, mud scraper 10, guide shell 6, reflection
Distribution apparatus 7, second order reaction room 8, sludge lifting agitating device 9 and sludge outlet；Clarification
The support clarifier of device support 1 cell body 2；Wastewater inlet 3 and outlet of sewer 11 are separately positioned on clear
The both sides on the top of clear tank body 2；The connection first order reaction of sludge import 3 groove 13；Mud scraper branch
Frame 5 is arranged on the top of clarifier cell body 2, and mud scraper 10 is supported by axle；Guide shell 6 is circle
Tubular, is arranged on the middle and upper part of clarifier cell body 2；Reflect the loudspeaker that distribution apparatus 7 is back-off
Mouth-shaped, is arranged on the middle part of clarifier cell body 2, and in the positive bottom of guide shell 6, sewage enters
The sewage of mouth 3 is from top to bottom by reflecting the water distribution of distribution apparatus 7；Second order reaction room 8 is in clarification
The middle part of tank body 2, in the inside of reflection distribution apparatus 7；Sludge lifting agitating device 9 can
With the bottom for being arranged on second order reaction room 8 of speed governing；Sludge outlet is arranged on clarifier cell body 2
Bottom；Effluent weir 4 is arranged on the top of clarifier cell body.
A kind of coal gasification waste water Combined synchronous removing calcium and magnesium silicon preprocess method is as shown in Figure 1.Coal gas
Change waste water and enter first order reaction groove and carry out quenched and except pasc reaction, enter back into two grades of integrated clarifier
Reative cell, in the presence of compound drug (used here as Na2CO3), is realized high in coal gasification waste water
Silicon, the synchronous high-efficiency of high rigidity are removed.
With hardness：2000~3000PPm, silicone content：250~350ppm coal gasification waste water
Exemplified by pretreatment.Coal gasification waste water enters first order reaction groove, NaOH is added first, by coal gasification
Wastewater pH is adjusted to 9~11, is 10 here；Under alkaline environment, inorganic compound drug (this is added
In use FeSO4.7H2O), and generate soft cotton-shaped body refuse with pasc reaction.The throwing of compound drug
Dosage, is calculated by the molar concentration ratio of silicon in compound drug and coal gasification waste water for 1: 1 to 2: 1.
The water outlet of first order reaction groove enters integrated clarifier second order reaction room, is added in second order reaction room
Compound drug/PAC/PAM.Under the alkaline environment of second order reaction room, coagulating produces precipitation,
The purpose for removing hardness is reached, the dosage of compound drug is counted according to the concentration of hardness in waste water
Calculate.
The PAC and PAM that integrated clarifier second order reaction room is added are with removing silicon except hard process is produced
Suspension occur polymerization, flocculation, coagulating, the suspension formation agglomerate heavy alum in waste water
Flower, PAC and PAM dosages are 2~3ppm.Except silicon except the hard reaction time is about 1
Hour.
To strengthen the coagulation clarification effect of integrated clarifier, two grades in clarifier centre are anti-
The lifting agitating device for answering room bottom to set, second order reaction room is promoted to by bottom of clarifier deposit,
Add compound drug effect under, it is synchronous with first order reaction groove water outlet mixed, coagulation.
The water outlet of second order reaction room enters clarifier water conservancy diversion and reflects water-distributing device to mixed water outlet progress
Slow down and uniform, overcome influence of the turbulent flow to sedimentation, separated by the precipitations of 3~5 hours, supernatant
The clarified device top water collecting dike mouthful of liquid overflows into water leg, hardness the ＜ 200ppm, silicon ＜ of water outlet
40ppm；Bottom of clarifier deposition lime-ash scraped by mud scraper into slurry bucket, by deslagging pump arrange to
Sludge treating system.
Embodiment of the present utility model is described in detail above, but the content is only this reality
With new preferred embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.It is all
The equivalent change made according to present utility model application scope and improvement etc., all should still belong to this practicality
Within new patent covering scope.
Claims (2)
1. coal chemical industrial waste water synchronization removing calcium and magnesium silicon pretreatment unit, it is characterised in that：Including wastewater collection
Pond, first order reaction groove and integrated clarifier；Described wastewater collection pond receives coal chemical industrial waste water,
Pass through the first order reaction groove described in pipeline connection；Described coal chemical industrial waste water passes through first order reaction groove
Afterwards, by pump, by medical liquid mixer, integrated clarifier is inputted.
2. the synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water according to claim 1, its
It is characterised by：Described integrated clarifier includes clarifier support, clarifier cell body, built-in two
Order reaction room, guide shell, reflection distribution apparatus, mud scraper support, mud scraper, sludge lifting are stirred
Mix device, wastewater inlet, effluent weir, outlet of sewer and sludge outlet；Described clarifier branch
The described clarifier cell body of frame support；Described wastewater inlet and outlet of sewer is separately positioned on described
Clarifier cell body top both sides；The described first order reaction groove of described wastewater inlet connection；
Described mud scraper support is arranged on described clarifier cell body top, and described scrape is supported by axle
Mud rake；Described guide shell is cylindrical shape, is arranged on the middle and upper part of described clarifier cell body；Institute
The reflection distribution apparatus stated is the bell shape of back-off, is arranged in described clarifier cell body
Portion, in the positive bottom of described guide shell, described sewage is directly entered guide shell, passes through reflection
Distribution apparatus water distribution；Described second order reaction room is placed in described clarification in reflection distribution apparatus
The middle part of tank body；Described sludge lifting agitating device can be arranged on described two grades with speed governing
The bottom of reative cell；Described sludge outlet is arranged on the bottom of described clarifier cell body；Institute
The effluent weir stated is arranged on the top of described clarifier cell body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620484173.XU CN206553302U (en) | 2016-05-26 | 2016-05-26 | The synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620484173.XU CN206553302U (en) | 2016-05-26 | 2016-05-26 | The synchronous removing calcium and magnesium silicon pretreatment unit of coal chemical industrial waste water |
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| CN206553302U true CN206553302U (en) | 2017-10-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105884080A (en) * | 2016-05-26 | 2016-08-24 | 丁海荣 | Synchronous calcium-magnesium-silicon removal pretreatment device of coal chemical industry wastewater and application method |
| CN114538651A (en) * | 2022-02-11 | 2022-05-27 | 克拉玛依九工环保技术有限公司 | Hardness-reducing and silicon-removing process for high-temperature thickened oil produced water |
-
2016
- 2016-05-26 CN CN201620484173.XU patent/CN206553302U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105884080A (en) * | 2016-05-26 | 2016-08-24 | 丁海荣 | Synchronous calcium-magnesium-silicon removal pretreatment device of coal chemical industry wastewater and application method |
| CN114538651A (en) * | 2022-02-11 | 2022-05-27 | 克拉玛依九工环保技术有限公司 | Hardness-reducing and silicon-removing process for high-temperature thickened oil produced water |
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