CN209507904U - A kind of sewage-treatment plant - Google Patents
A kind of sewage-treatment plant Download PDFInfo
- Publication number
- CN209507904U CN209507904U CN201822137636.7U CN201822137636U CN209507904U CN 209507904 U CN209507904 U CN 209507904U CN 201822137636 U CN201822137636 U CN 201822137636U CN 209507904 U CN209507904 U CN 209507904U
- Authority
- CN
- China
- Prior art keywords
- sewage
- sludge
- silver
- unit
- reactor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model relates to a kind of sewage-treatment plants, including sewage to collect unit, sewage treatment unit and sludge treating block;Sewage collects unit and carries out preliminary treatment for collecting sewage, and to sewage;Sewage treatment unit is used to accept the sewage for collecting unit output by sewage, and carries out processing up to standard to sewage;Sewage treatment unit includes silver reaction device, anaerobic reactor and oxygen/aerobic reactor and micro-filtration reactor.The sewage-treatment plant of the utility model ensures the qualified discharge of silver, and realizes the recovery processing to silver, while reducing the content of the pollutants such as dirty Organic substance in water, COD and ammonia nitrogen, guarantees qualified discharge after sewage treatment.
Description
Technical field
The utility model relates to a kind of sewage treatment field, in particular to a kind of sewage-treatment plant.
Background technique
The enterprise for producing silver nitrate and silver powder product, since workshop and Office Area integrate in a region, to
The sewage of processing includes silver nitrate production waste, silver powder production waste and worker's sanitary sewage.Wherein, silver nitrate production waste master
It to include production ejected wash water, steam condensate (SC), vacuum system discharge water, sewage is in acidity;Silver powder production waste includes that rinsing is dirty
Water, production ejected wash water, sewage is in alkalinity;Worker's sanitary sewage includes bath sewage, washing sewage and lavatory water.
By the way that enterprise's production status and detection data analysis, discovery sewage is had the following characteristics that
1. the silver containing two kinds of forms of ionic state and elemental in sewage, and changes of contents is larger;
2. containing high-enriched organics in sewage, B/C 0.38;
3. pH value is unstable after silver nitrate production waste and the mixing of silver powder production waste;
4. ammonia nitrogen is higher, need to consider simultaneously the qualified discharge of ammonia nitrogen.
Since the concentration of dirty Organic substance in water is higher, in order to reach discharge standard, need to reduce using biological treatment
The concentration of organic matter, still, when reducing the concentration of dirty Organic substance in water using biological treatment, due to sewage intermediate ion state
The presence of silver, so that the substance that the bacterium for including in ionic state silver and biological treatment, virus, algae and fungi breathe is formed
Strong combination is strong, causes the substance of above-mentioned bacterium, virus, algae and fungi breathing that cannot utilize for Institute of Micro-biology, so that micro-
The activity that biology suffocates and dies, is revealed as toxicity, inhibiting microorganism.
In addition, finding by water quality detection, silver-colored content is higher than the limit value of discharge standard in sewage, needs in sewage
Silver is handled.
Summary of the invention
In view of the above technical problems, the utility model, which provides one kind, can adjust pH value in sewage, make silver-colored, organic in sewage
Object and ammonia nitrogen reach discharge standard, and the sewage-treatment plant that investment is low with operating cost.
In order to solve the above technical problems, the utility model provides a kind of sewage-treatment plant, including sewage collects unit, dirt
Water treatment unit and sludge treating block;Sewage collects unit and carries out preliminary treatment for collecting sewage, and to sewage;Sewage
Processing unit is used to accept the sewage for collecting unit output by sewage, and carries out processing up to standard to sewage;Sewage treatment unit packet
Include silver reaction device, anaerobic reactor and oxygen/aerobic reactor and micro-filtration reactor, wherein silver reaction device is received to converge from sewage
Collect the sewage of unit, and removes the silver in sewage;Anaerobic reactor receives the sewage in silver reaction device, for removing sewage
In organic matter;And oxygen/aerobic reactor is used to receive the sewage in anaerobic reactor, for removing the chemistry in sewage
Oxygen demand and ammonia nitrogen;Micro-filtration reactor is used to receive the sewage in simultaneous oxygen/aerobic reactor, for further removing sewage
In COD, ammonia nitrogen and suspended matter;Sludge treating block collects at unit and the sewage for handling the sewage
Manage the sludge in unit.
Preferably, it includes silver nitrate sedimentation basin, silver powder sedimentation basin, septic tank and comprehensive adjustment pond that sewage, which collects unit,;Nitre
Sour silver sedimentation basin is for carrying silver nitrate production waste;Silver powder sedimentation basin is for carrying silver powder production waste;Septic tank is for holding
Carry sanitary sewage;Comprehensive adjustment pond is for collecting silver nitrate sedimentation basin, silver powder sedimentation basin and cesspool sewage.
Preferably, sludge treating block includes sludge storage pool, sludge digestion tank and filter press;Silver reaction device and silver nitrate are heavy
Sludge in the pond of shallow lake is delivered in sludge storage pool;Sludge storage pool is for storing sludge;In anaerobic reactor and micro-filtration reactor
Sludge is delivered in sludge digestion tank;Sludge digestion tank is for storing sludge;Sludge storage pool and the sludge in sludge digestion tank are defeated
It send to filter press, for recycling silver.
The utility model also provides a kind of sewage water treatment method, comprising:
S1, preliminary treatment sewage collect the sewage in unit, and adjust sewage PH value;
S2, by the sewage lifting in step S1 to silver reaction device, bet pharmaceutical agent combinations, remove the silver in sewage, obtain dirt
Mud and supernatant;
S3, the supernatant in step S2 is promoted to anaerobic reactor, removes the organic matter in sewage, obtain sludge and upper
Clear liquid;
S4, the supernatant in step S3 is handled into simultaneous oxygen/aerobic reactor, removes COD and ammonia
Nitrogen obtains sewage;
S5, by step S4, treated that sewage enters micro-filtration reactor handles, remove COD in sewage,
Ammonia nitrogen and suspended matter, obtain sludge and supernatant;
S6, by treated in step S5, supernatant is discharged.
Preferably, further includes: S7, the sludge by step S2, step S3, the sludge in step S5 carry out silver through filter press
Recycling.
Preferably, include: in step S1
S11, the supernatant in silver nitrate sedimentation basin is promoted in comprehensive adjustment pond, with the silver powder production waste after standing
Ingredient mixing, obtains sludge and supernatant;
S12, by the sludge lifting in step S11 into sludge storage pool.
Preferably, step S2 includes:
S21, by the sludge lifting in step S2 to sludge storage pool.
Preferably, step S3 includes:
S31, the sewage in step S3 is flowed successively through to water distribution system, Sludge Bed, three phase separator, and passes through water outlet stream
Out;
S32, by the sludge lifting in step S3 to sludge digestion tank;
S33, the biogas of the generation in step S3 is subjected to burning processing.
Preferably, step S4 includes: S41, by the sludge lifting of the generation in step S4 to sludge digestion tank.
Preferably, pharmaceutical agent combinations include: silver-colored adsorbent, flocculant and flocculation aid.
The utility model due to using the technology described above, the technical effect reached are as follows:
1. the utility model can effectively remove ionic state silver and elemental silver in sewage due to using silver reaction device.To
Silver-colored adsorbent, flocculant and the flocculation aid delivered in silver reaction device, ionic state silver rely on and silver-colored adsorbent, flocculant and flocculation aid
Form the removal of indissoluble sediment.Elemental silver is removed by way of anion captures co-precipitation.Place in the above manner
Reason first makes sure the qualified discharge of silver, i.e., concentration of silver ions in sewage is reduced to 0.1mg/L or less.Secondly, argentiferous is sunk
Starch is delivered to sludge storage pool, and silver recovery processing is carried out to it, realizes waste utilization;Again, due to using silver reaction device pair
Silver in sewage is effectively removed, and therefore, in subsequent removal organic matter technique, reduces silver to the shadow of organic matter removal
It rings.
2. due to the utility model organic matter processing using " anaerobic reactor+and oxygen/aerobic reactor " biochemical method into
Row removal, therefore, can not only reach the discharge standard of organic matter, and the secondary application to waste, Yi Jipai may be implemented
Put the purpose of object environmental sound.In addition to this, biochemical method relative to the operating cost of two-stage or multistage advanced oxidation processes low, work
Skill is simple, cost of investment is low, Operation and Maintenance is simple.
3. due to the utility model relates to sewage in content of organics, ammonia nitrogen concentration it is higher, and effluent index require compared with
To be stringent, in order to guarantee water outlet can stably reaching standard, micro-filtration reactor is arranged in the final stage of sewage-treatment plant, and micro-filtration reactor is
The efficient combination technology of membrane separation technique and biological treatment further improves effluent quality.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is the structural block diagram of the utility model sewage-treatment plant;
Fig. 2 is the flow diagram of the sewage water treatment method of the utility model.
Detailed description of the invention:
1. sewage collect unit, 10. comprehensive adjustment ponds, 11. silver nitrate sedimentation basins, 12. silver powder sedimentation basins, 13. septic tanks,
2. sewage treatment unit, 20. silver reaction devices, 21. anaerobic reactors, 22. and oxygen/aerobic reactor, 23. micro-filtration reactors, 3.
Sludge treating block, 30. sludge storage pools, 31. sludge digestion tanks, 32. filter presses.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, the sewage-treatment plant of the utility model includes that sewage collects unit 1, sewage treatment unit 2 and dirt
Mud processing unit 3.
Wherein, sewage collects the upstream that unit 1 is located at drainage flow direction, is sewage treatment list for collecting sewage
Member 2 does preliminary treatment;Sewage collects unit 1 and includes comprehensive adjustment pond 10, silver nitrate sedimentation basin 11, silver powder sedimentation basin 12 and change excrement
Pond 13.Wherein, silver nitrate production waste is carried in silver nitrate sedimentation basin 11, silver powder sedimentation basin 12 is dirty for carrying silver powder production
Water;Sanitary sewage is carried in septic tank 13, and silver nitrate sedimentation basin 11, silver powder sedimentation basin 12 are collected in comprehensive adjustment pond 10 and changes excrement
The sewage in pond 13 by preliminary treatment, and tentatively adjusts pH value.
Collect unit 1 treated sewage transport into sewage treatment unit 2 by sewage, removes the silver in sewage, has
Machine object, COD, ammonia nitrogen and suspended matter etc. are discharged after up to standard.
Sewage treatment unit 2 includes for removing silver reaction device 20 silver-colored in sewage, and silver reaction device 20 is for removing sewage
In silver, through silver reaction device 20, treated that sewage supernatant is stored into preparing pool (not shown);One adjusts for receiving
Anaerobic reactor 21 with sewage in pond, anaerobic reactor 21 are used to remove the organic matter in sewage.Anaerobic reactor 21 includes
Water inlet, water distribution system, reactor and separator.For receive through anaerobic reactor 21 processing after sewage simultaneous oxygen/it is aerobic
Reactor 22, and oxygen/aerobic reactor 22 are used to remove the COD and ammonia nitrogen in sewage.For receive through and oxygen/good
The micro-filtration reactor 23 of sewage after the processing of oxygen reactor 22, after the processing of micro-filtration reactor 23, COD, ammonia in sewage
Nitrogen, suspended matter and remaining silver are further removed, and finally ensure that effluent quality is up to standard.
The silver recovery that sludge treating block 3 is used to extract in sludge recycles, and sludge treating block 3 includes sludge storage pool
30, sludge digestion tank 31 and filter press 32.Wherein, sludge storage pool 30 comes from silver nitrate sedimentation basin 11, silver reaction device for receiving
The sludge of 20 outputs;Sludge digestion tank 31 is for receiving the sludge from 23 output of anaerobic reactor 21 and micro-filtration reactor;Pressure
Filter 32 is for handling the sludge from sludge digestion tank 31 and sludge storage pool 30.
In the above-described embodiments, silver nitrate production waste is stored into silver nitrate sedimentation basin 11 first, and salt, silver suction is added
Attached dose, flocculant and flocculation aid reactant, silver nitrate production waste precipitate after sufficiently reacting with above-mentioned reactant, and sediment is promoted
To sludge treating block 3, supernatant is promoted in comprehensive adjustment pond 10.
In the above-described embodiments, silver powder production waste is directly discharged in comprehensive adjustment pond 10, stand 12-24 hour after and
Supernatant in silver nitrate production waste is sufficiently mixed.
In the above-described embodiments, salt, silver-colored adsorbent, flocculant and flocculation aid reactant is added in silver reaction device 20, so that instead
The silver in device 20 is answered to be precipitated.
In the above-described embodiments, entered by way of gravity flow through treated the sewage of anaerobic reactor 21 and oxygen/aerobic
In reactor 22.
In the above-described embodiments, 23 peripheral hardware blower of comprehensive adjustment pond 10 and oxygen/aerobic reactor 22 and micro-filtration reactor,
Comprehensive adjustment pond 10 is used for aeration stirring, will sink from silver nitrate waste water, silver powder production waste water and sanitary sewage placement
Starch precipitating;And oxygen/aerobic reactor 22 provides oxygen for aerobic reaction, removes COD and ammonia nitrogen in sludge;It is micro-
Filter reactor 23 is the advanced treating device that membrane separation technique is combined with biological treatment, and blower is for micro-filtration membrane material
It washes away, prevents dirty stifled.
With reference to Fig. 2, using the utility model relates to sewage water treatment method it is as follows:
S1, preliminary treatment sewage collect the sewage in unit 1, and adjust sewage PH value.
In the present embodiment, it is directly discharged in comprehensive adjustment pond 10 using by silver powder production waste, it is small to stand 12-24
When;Silver nitrate production waste is stored into silver nitrate sedimentation basin 11, after full silver nitrate production waste is stored up in silver nitrate sedimentation basin 11,
Combination medicament is added sufficiently to be reacted, is precipitated 1.5-3 hours after reaction, silver nitrate production waste after precipitation includes sludge
And supernatant;Supernatant in silver nitrate sedimentation basin 11 is promoted in comprehensive adjustment pond 10, with the silver powder production waste after standing
Ingredient mixing;Sludge lifting in silver nitrate sedimentation basin 11 is into sludge storage pool 30;Sanitary sewage enters through septic tank 13 to be integrated
In conditioning tank 10, the supernatant inputted with silver powder production waste, silver nitrate sedimentation basin 11 is sufficiently mixed, with regulating water quality water;
S2, by the sewage lifting in step S1 to silver reaction device 20, bet pharmaceutical agent combinations, remove the silver in sewage, obtain
Sludge and supernatant.
In the present embodiment, pharmaceutical agent combinations include: including silver-colored adsorbent, flocculant and flocculation aid;To remove in sewage
Most of silver.
S21, by the sludge lifting in step S2 to sludge storage pool 30.
S3, the supernatant in step S2 is promoted to anaerobic reactor 21, removes the organic matter in sewage, obtain sludge and
Supernatant.
S31, the sewage in step S3 is flowed successively through to water distribution system, Sludge Bed, three phase separator, and passes through water outlet stream
Out.
S32, by the sludge lifting in step S3 to sludge digestion tank 31.
S33, the biogas of the generation in step S3 is subjected to burning processing.
S4, the supernatant in step S3 is handled into simultaneous oxygen/aerobic reactor 22, removes COD and ammonia
Nitrogen obtains sewage.
S41, by the sludge lifting of the generation in step S4 to sludge digestion tank 31.
S5, by step S4, treated that sewage enters micro-filtration reactor 23 handles, and removes the chemical oxygen demand in sewage
Amount, ammonia nitrogen and suspended matter, obtain sludge and supernatant.
S6, by treated in step S5, supernatant is discharged.
S7, the sludge by step S2, step S3, the sludge in step S5 carry out silver recovery through filter press 32.
Above embodiment is intended to illustrate the utility model and can realize or use for professional and technical personnel in the field, right
Above embodiment, which is modified, will be readily apparent to those skilled in the art, therefore the utility model includes
But it is not limited to above embodiment, it is any to meet the claims or specification description, meet and principles disclosed herein
With novelty, the method for inventive features, technique, product, each fall within the protection scope of the utility model.
Claims (3)
1. a kind of sewage-treatment plant, which is characterized in that collect unit, sewage treatment unit and Treatment of Sludge list including sewage
Member;
The sewage collects unit and carries out preliminary treatment for collecting sewage, and to sewage;
The sewage treatment unit is used to accept the sewage for collecting unit output by the sewage, and carries out place up to standard to sewage
Reason;The sewage treatment unit includes silver reaction device, anaerobic reactor and oxygen/aerobic reactor and micro-filtration reactor, wherein
The silver reaction device receives the sewage for collecting unit from the sewage, and removes the silver in sewage;
The anaerobic reactor receives the sewage in the silver reaction device, for removing the organic matter in sewage;
Described and oxygen/aerobic reactor is for receiving the sewage in the anaerobic reactor, for removing the change in sewage
Learn oxygen demand and ammonia nitrogen;
The micro-filtration reactor is used to receive the sewage in described and oxygen/aerobic reactor, for further removing sewage
In COD, ammonia nitrogen and suspended matter;
The sludge treating block collects sludge in unit and the sewage treatment unit for handling the sewage.
2. sewage-treatment plant according to claim 1, which is characterized in that it includes that silver nitrate is heavy that the sewage, which collects unit,
Shallow lake pond, silver powder sedimentation basin, septic tank and comprehensive adjustment pond;
The silver nitrate sedimentation basin is for carrying silver nitrate production waste;
The silver powder sedimentation basin is for carrying silver powder production waste;
The septic tank is for carrying sanitary sewage;
The comprehensive adjustment pond is for collecting the silver nitrate sedimentation basin, the silver powder sedimentation basin and the cesspool sewage.
3. sewage-treatment plant according to claim 2, which is characterized in that the sludge treating block includes sludge storage
Pond, sludge digestion tank and filter press;
Sludge in the silver reaction device and the silver nitrate sedimentation basin is delivered in the sludge storage pool;The sludge storage pool is used
In storage sludge;
Sludge in the anaerobic reactor and the micro-filtration reactor is delivered in the sludge digestion tank;The sludge digestion
Pond is for storing sludge;
Sludge in the sludge storage pool and the sludge digestion tank is delivered in the filter press, for recycling silver.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822137636.7U CN209507904U (en) | 2018-12-19 | 2018-12-19 | A kind of sewage-treatment plant |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822137636.7U CN209507904U (en) | 2018-12-19 | 2018-12-19 | A kind of sewage-treatment plant |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209507904U true CN209507904U (en) | 2019-10-18 |
Family
ID=68195733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201822137636.7U Active CN209507904U (en) | 2018-12-19 | 2018-12-19 | A kind of sewage-treatment plant |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209507904U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109467272A (en) * | 2018-12-19 | 2019-03-15 | 河北德龙环境工程股份有限公司 | A kind of sewage-treatment plant and method |
-
2018
- 2018-12-19 CN CN201822137636.7U patent/CN209507904U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109467272A (en) * | 2018-12-19 | 2019-03-15 | 河北德龙环境工程股份有限公司 | A kind of sewage-treatment plant and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100406399C (en) | Method and system for harnessing consumer waste landfill percolate | |
CN102249491B (en) | Deep treatment device and process for secondary treatment effluent of urban sewage plant | |
CN102795747A (en) | Waste water treatment process | |
CN110713282B (en) | Laboratory organic waste liquid treatment method and system | |
CN101659502B (en) | Method for treating waste leachate by utilizing high denitrification shared type Orbal oxidation ditch | |
CN109133524A (en) | The processing system and processing method of high COD medicine intermediate wastewater from chemical industry with high salt | |
CN101898847B (en) | System for treating sewage containing nonylphenol polyoxyethylene ether and metabolin | |
CN209507904U (en) | A kind of sewage-treatment plant | |
CN109467272A (en) | A kind of sewage-treatment plant and method | |
KR101035942B1 (en) | Method and system for treating domestic animal excretion | |
CN207713596U (en) | A kind of urban sewage treatment system | |
CN110642417A (en) | Rural sewage collecting, purifying and utilizing method and rural sewage collecting and purifying system | |
CN203065238U (en) | Novel embedded integrated flow guiding biological aerated filter | |
CN108689509A (en) | Refuse transfer station percolate and membranous system concentrate deep purifying device | |
CN109928540A (en) | A kind of processing of high ammonia-nitrogen wastewater and resource recovering system and method | |
CN212403883U (en) | Wastewater treatment equipment | |
CN213416607U (en) | Sewage treatment device system | |
CN208684676U (en) | A kind of garbage percolation liquid treating system | |
CN209537215U (en) | A kind of efficient process system of pharmaceutical industry production of raw medicine organic wastewater | |
CN207608455U (en) | A kind of sewage-treatment plant | |
CN207811366U (en) | A kind of sewage disposal system | |
CN218810969U (en) | Integrated semiconductor wastewater treatment system | |
CN211871752U (en) | Environment-friendly sewage treatment plant | |
CN205773909U (en) | A kind of high-efficiency wastewater treatment system | |
CN209797721U (en) | Sewage treatment system convenient to adjust pH value parameter among processing procedure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |