CN206385005U - A kind of recycling sludge utilizes system - Google Patents
A kind of recycling sludge utilizes system Download PDFInfo
- Publication number
- CN206385005U CN206385005U CN201621188552.0U CN201621188552U CN206385005U CN 206385005 U CN206385005 U CN 206385005U CN 201621188552 U CN201621188552 U CN 201621188552U CN 206385005 U CN206385005 U CN 206385005U
- Authority
- CN
- China
- Prior art keywords
- sludge
- subsystem
- carbon source
- sewage
- liquid
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a kind of recycling sludge and utilizes system, including：Feed intake subsystem and desiccation/production equipment for sewage sludge feed subsystem, sludge effectively hydrolyzing souring tank, muddy water backflow subsystem, separation of solid and liquid/carbon source clear liquid backflow subsystem, bed mud are nursed one's health/.The utility model recycling sludge utilizes system, carbon source material in sludge is extracted and returned with adding to sewage treatment process, on the other hand excess sludge is prepared into organic-biological charcoal by specialized means, applied to directions such as soil improvements, the cost of sewage plant denitrification dephosphorization technique water inlet supplementary carbon source can be reduced, the problem of sludge treatment can be fully solved again.
Description
Technical field
The utility model is related to sewage, fixed-end forces field, and especially a kind of sewage plant activated sludge process enters water-filling
The resource utilization system of sludge is produced in processing.
Background technology
Past decades, China's economic development is rapid, and living standards of the people rapidly rise, and corresponding is that life is used
The substantial increase of water, industrial water etc..The waste water produced for processing, nowadays, the urban wastewater treatment firm of China's operation exceed
5000, nearly two billion cubic meter of daily handling ability.Excessive sewage yield and complicated sewage composition are pendulum in face of us
Huge problem, increases sludge treatment problem rapidly, also as very important difficult point.
Activated sludge process is the most widely used and ripe sewage disposal technology of current China, but its it is obvious the drawbacks of be
Produce substantial amounts of sludge.The sludge that sewage plant is produced is generally water content in 75~99% solid or liquid shape materials not waited,
Including compositions such as organic relic, microorganism, inorganic particle, colloid and flocculation medicaments used, be one kind based on organic principle,
The mixture of complicated components.Certain ambiguity is remained in investigation display, the sewage plant division of labor of China, sewage plant is often at place
Have a certain amount of industrial wastewater concurrently while reason sanitary sewage, cause in remaining sludge in then sludge not only containing pathogen,
Virus and parasite (ovum), it is also possible to have a series of polluters such as heavy metal and the poisonous organic substance of difficult degradation, are dirty
The disposal of mud adds suitable difficulty.Meanwhile, activated sludge process disposal sewage need to consume nutriment in denitrogenation dephosphorizing section, and
The entering organic matter of water concentration of domestic sewage plant is often not enough to maintain the consumption of denitrogenation dephosphorizing stage organic matter, often using two
Dephosphorization reagent is added in heavy pond, adding other organic compounds in denitrification section is supplemented and handled.For effluent quality is reached
Mark, most sewage plants larger expense of input of having to adds a large amount of carbon source materials to denitrification dephosphorization technique section, considerably increases
Sewage plant disposes operating cost.
Sewage treatment plant's operation cost of control while drainage index is sternly abided by itself is that sewage plant is urgently solved at this stage
Certainly the problem of, and the substantial amounts of sludge treatment of association is national strict demand therewith, it is necessary to the pollutant of processing.Except as above institute
Sewage plant is stated to aid in sewage disposal denitrification dephosphorization technique to ensure effluent quality often through the mode of extra addition organic matter
Outside, current excess sludge processing mostly using landfill or is burned, and these conventional methods can give environment again while sludge is handled
Bring new negative effect, including Organic Pollution and heavy metal pollution etc..Also, Sludge landfill also influences domestic waste
Landfill, it not only takes substantial amounts of effective soil, and serious pollution can be also caused to ground surface environment and groundwater resources, and
Pollute soil structure and crop growth.Special desiccation dehydration disposal unit is set up in sewage plant, then to face investment and
The high dual problem of running cost.Municipal wastewater moisture percentage in sewage sludge is high, and viscosity is strong, and mud-water separation difficulty greatly, and wherein contains
Substantial amounts of organic matter, intractability and expense are huge, and according to the sludge treatment of domestic actual operation, the investment of sludge treatment can
The 25%-65% of whole sewage plant investment and operating cost is accounted for, overburden for sewage plant.
Utility model content
The purpose of this utility model is to provide one kind and is applied to sanitary sewage plant sludge harmless, recycling, commercialization simultaneously
The recycling sludge for solving sewage plant denitrification dephosphorization technique section carbon source input cost problems of too simultaneously utilizes system.
The technical solution of the utility model is as follows：
A kind of recycling sludge utilizes system, including：Sewage sludge feed subsystem, sludge effectively hydrolyzing souring tank, muddy water are returned
Feed intake subsystem and desiccation/production equipment for stream subsystem, separation of solid and liquid/carbon source clear liquid backflow subsystem, bed mud are nursed one's health/；Sludge
Effectively hydrolyzing souring tank accepts the sludge of sewage sludge feed subsystem input, after being muddy water mixed solution by its hydrolysis, a part
Sludge effectively hydrolyzing souring tank is recycled to through muddy water backflow subsystem, another part is discharged into separation of solid and liquid/carbon source clear liquid backflow
System；The upper strata carbon source clear liquid of separation is flowed back to sewage treatment plant's supplementary carbon source by separation of solid and liquid/carbon source clear liquid backflow subsystem, will
The sludge input bed mud of separation is nursed one's health/fed intake subsystem and obtains conditioning sludge；Desiccation/production equipment accepts conditioning sludge, processing
Charcoal product is obtained afterwards.
It is preferred that sewage sludge feed subsystem includes the pre- alkaline hydrolysis case of sludge, sewage sludge feed kinetic pump and the company being sequentially connected
It is connected to the sewage sludge feed delivery pipe of sludge effectively hydrolyzing souring tank；Sewage plant dispatches from the factory sludge through the pre- alkaline hydrolysis case prehydrolysis of the sludge
Enter sewage sludge feed delivery pipe afterwards, conveying power is provided by the sewage sludge feed kinetic pump, enter dirty through sewage sludge feed delivery pipe
Mud effectively hydrolyzing souring tank, and control corresponding dosage and add speed.
It is preferred that sludge effectively hydrolyzing souring tank includes constant temperature tank body, agitating device, Stirring, muddy water separation panel
Outlet；Sludge through pre- alkaline hydrolysis enters hydrolization and acidification tank, completes sludge hydrolysis, acidification under agitating device mixing, forms mesh
Mud mixture is marked, mud mixture enters conveyance conduit, part feeding separation of solid and liquid/carbon through muddy water shunting outlet
Source clear liquid backflow subsystem a, part returns to sludge effectively hydrolyzing souring tank through muddy water backflow subsystem.
It is preferred that sludge effectively hydrolyzing souring tank also includes microbial inoculum dispensing port and muddy water sample sample tap；Microbial inoculum dispensing port and
Muddy water sample sample tap is respectively that hydrolysis acidification bacterium adds mouth and acidification hydrolization mud sample analysis mouth, completes sludge hydrolysis, acidification and acidifying
The assessment of effect.
It is preferred that muddy water backflow subsystem includes the muddy water mixed solution effuser, backflow kinetic pump and connection being sequentially connected
To the reflux entry delivery pipe of constant temperature tank body.The sludge arranged from the hydrolization and acidification tank is through mud-water conveying pipeline, by described time
Mobilization force pump is promoted to hydrolization and acidification tank again, and activity stabilized hydrolysis acidification bacterium contained therein proceeds in tank body internal breeding
Sludge hydrolysis, acidification link.
It is preferred that separation of solid and liquid/carbon source clear liquid backflow subsystem include being sequentially connected muddy water mixed solution feed duct,
Solid-liquid separation tank, clear liquid efferent duct, carbon source clear liquid backflow kinetic pump, clear liquid return comb.Muddy water mixed solution enters solid-liquid separation tank
Afterwards, separation of solid and liquid is completed through sedimentation process, upper strata carbon source clear liquid provides power by backflow kinetic pump, dirt is transmitted back in return line
The denitrification dephosphorization technique section of water factory's processing is used as supplementary carbon source；The separation of solid and liquid bottom of pond sets bed mud discharge/input pipe, is used for
The next step discharge conveying of excess sludge.
It is preferred that subsystem is nursed one's health/fed intake to bed mud includes bed mud discharge/input pipe, conditioning auxiliary material reagent delivery device, dirt
Mud nurses one's health tank and remaining mud discharge pipe；Remaining mud will complete the regulation and optimization of its performance in conditioner, and be added by the auxiliary material
Device inserts clay mineral, conditioner and micronutrient element etc., charcoal preparing raw material is formed, into desiccation/production equipment.
It is preferred that desiccation ,/production equipment includes high pressure plate and frame filter press, desiccation mud and discharged/, fed intake line and sludge carbon metaplasia
Produce equipment；The compound formed in conditioner enters production line through delivery tube, and dehydration and drying is completed in high pressure plate and frame filter press,
The charcoal production equipment is transported to, is made into organic charcoal in the device.
The utility model cuts operating costs and Treatment of Sludge to solve sewage plant simultaneously while effluent quality is ensured
The problem of, applicant's design recycling sludge utilizes system, and the carbon source material in sludge is extracted and returned with adding to sewage disposal
Technique, is on the other hand prepared into organic-biological charcoal by specialized means by excess sludge, applied to directions such as soil improvements,
The cost of sewage plant denitrification dephosphorization technique water inlet supplementary carbon source can be reduced, the problem of sludge treatment can be fully solved again.
Advantageous effect of the present utility model is：
1st, sludge is sequentially passed through in alkaline agent prehydrolysis and hydrolysis acidification double diffusion technique, release sludge after a large amount of organic matters
Be decomposed the small molecular organic acid for changing into and being available for denitrogenation dephosphorizing to utilize, effectively the carbon source demand of supplement sewage treatment process.
2nd, hydrolization and acidification tank Efficient Conversion sludge organic matter, supporting to be provided with muddy water return-flow system, hydrolysis acidification bacterium is in tank
The sorption enhanced of organic matter is carried out in vivo, hydrolization and acidification tank is partly refluxed to after being discharged with muddy water, keeps hydrolysis acidification performance.Move
Except the biological treatment of Hydrolysis Acidification starts the cycle, continuous feed is realized.
3rd, the carbon source clear liquid that Hydrolysis Acidification is extracted is back to sewage plant denitrification dephosphorization technique, supplements its required carbon
Source, is that sewage treatment plant greatlys save operation cost.
4th, processing of the sludge through links such as basic hydrolysis, hydrolysis acidification, the conditionings of remaining mud, realizes decrement largely,
Follow-up disposing sludge amount is simplified, cost of disposal is saved.
5th, sludge loads through clay mineral and mixes the nutriment of correlation, can eliminate sludge stink in general disposal process
Problem.And realize that the charcoal product under sludge to the commercialization of charcoal, and differed clay mineral load has different spies
Levy performance, with it is vdiverse in function the characteristics of.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
As shown in figure 1, the utility model, which is a kind of recycling sludge, utilizes system, it includes sewage sludge feed subsystem, dirt
Feed intake subsystem for mud effectively hydrolyzing souring tank, muddy water backflow subsystem, separation of solid and liquid/carbon source clear liquid backflow subsystem, bed mud are nursed one's health/
System and desiccation/production equipment.
Wherein the sewage sludge feed subsystem includes the pre- alkaline hydrolysis case 1 of sludge, sewage sludge feed kinetic pump 2 and sewage sludge feed conveying
Pipe 3.
The sludge effectively hydrolyzing souring tank includes constant temperature tank body 4, agitating device 5, Stirring 6, muddy water shunting discharge
Mouth 7.
Muddy water backflow subsystem includes muddy water mixed solution effuser 8, backflow kinetic pump 9, reflux entry delivery pipe 10.
The separation of solid and liquid/carbon source clear liquid backflow subsystem include muddy water mixed solution feed duct 11, solid-liquid separation tank 12,
Clear liquid efferent duct 13, carbon source clear liquid backflow kinetic pump 14 and clear liquid return comb 15.And set bed mud to discharge in separation of solid and liquid bottom of pond
Mouth is used for the next step discharge conveying of excess sludge.
Subsystem is nursed one's health/fed intake to the bed mud includes bed mud discharge/input pipe 16, conditioning auxiliary material reagent delivery device 17, dirt
Mud nurses one's health tank 18 and remaining mud discharge pipe 19.
The desiccation/production equipment includes high pressure plate and frame filter press 20, desiccation mud and discharged/feeds intake line 21 and sludge carbonization production
Equipment 22.
When specific implementation carries out recycling sludge utilization using the utility model, technological process is as follows：
(1) sludge is discharged after carrying out pre- alkaline hydrolysis in the pre- alkaline hydrolysis case 1 of sludge through sewage plant, destroys the composition of zoogloea, by
Bottom delivery outlet, enters mud pipe road is entered under the lifting of sewage sludge feed kinetic pump 2, is added into sludge effectively hydrolyzing souring tank.
(2) sludge provides well mixed in the constant temperature tank body 4 of hydrolization and acidification tank by agitating device 5, Stirring 6
Hydrolysis environment, hydrolysis acidification bacterium act under by alkaline hydrolysis crush sludge in organic matter changing into small molecular organic acid and remaining
Mud, i.e. muddy water compound, outlet 7 is shunted by muddy water, and a part is discharged into muddy water return-flow system, and a part is discharged into solid-liquid point
From/carbon source clear liquid return-flow system.
(3) a part of mud mixture provides lifting power, then pass through through muddy water mixed solution effuser 8 by backflow kinetic pump 9
Back flowed back into by reflux entry delivery pipe 10 in hydrolization and acidification tank, for maintaining hydrolysis acidification performance.
(4) most of mud mixture enters solid-liquid separation tank 12 through muddy water mixed solution feed duct 11, auxiliary in correlation
Assistant's section realizes muddy water separation of solid and liquid, upper strata carbon source clear liquid sequentially passes through clear liquid efferent duct 13, carbon source clear liquid with certain time
Backflow kinetic pump 14 and clear liquid return comb 15 and flow back to sewage treatment process denitrogenation dephosphorizing section for supplementary carbon source.Bed mud is then through outflow
Pipe enters in bed mud conditioning/feeding system.
(5) bed mud completes the conditioning process of mud body in conditioning/feeding system, and feeding system 17 adds conditioner, clay
The adjuvant materials such as mineral, nurse one's health in sludge conditioning tank 18 after being well mixed and finish, next step is discharged into through remaining mud discharge pipe 19
In desiccation/production equipment.
(6) sludge-auxiliary material mixture enters after desiccation/production equipment, prior to completing high pressure in high pressure plate and frame filter press 20
Press filtration desiccation, the sludge after desiccation eventually enters into sludge carbonization production equipment 22 by discharging/feeding intake line 21, is produced into category
The various charcoal product of property.
In the present embodiment, the pre- alkaline hydrolysis control temperature of sludge and residence time set on demand, 1d~12d, often
Warm to 100 DEG C selections.And performance is regarded in the hydrolysis acidification stage and adjustment residence time, reflux ratio etc. is required.In sludge conditioning and
It is production phase, different depending on the attribute of required product, control different materials to add and carbonization temperature, the clay mineral of setting has
The multiple choices such as montmorillonite, kaolin, goethite, production temperature also visual time demand from 300~1000 DEG C.
Preferred embodiment of the present utility model is these are only, the utility model is not limited to, it is all in this practicality
Any modifications, equivalent substitutions and improvements made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (8)
1. a kind of recycling sludge utilizes system, it is characterised in that including：Sewage sludge feed subsystem, the acidifying of sludge effectively hydrolyzing
Feed intake subsystem and desiccation/production for tank, muddy water backflow subsystem, separation of solid and liquid/carbon source clear liquid backflow subsystem, bed mud are nursed one's health/
Equipment；
Sludge effectively hydrolyzing souring tank accepts the sludge of sewage sludge feed subsystem input, is muddy water mixed solution by its hydrolysis
Afterwards, a part is recycled to sludge effectively hydrolyzing souring tank through muddy water backflow subsystem, and it is clear that another part is discharged into separation of solid and liquid/carbon source
Liquid backflow subsystem；
The upper strata carbon source clear liquid of separation is flowed back to sewage treatment plant's supplementary carbon source by separation of solid and liquid/carbon source clear liquid backflow subsystem, will
The sludge input bed mud of separation is nursed one's health/fed intake subsystem and obtains conditioning sludge；
Desiccation/production equipment accepts conditioning sludge, and charcoal product is obtained after processing.
2. recycling sludge according to claim 1 utilizes system, it is characterised in that sewage sludge feed subsystem is included successively
The pre- alkaline hydrolysis case of sludge, sewage sludge feed kinetic pump and the sewage sludge feed conveying for being connected to sludge effectively hydrolyzing souring tank of connection
Pipe.
3. recycling sludge according to claim 1 utilizes system, it is characterised in that sludge effectively hydrolyzing souring tank includes
Constant temperature tank body, agitating device, Stirring, muddy water shunting outlet.
4. recycling sludge according to claim 3 utilizes system, it is characterised in that sludge effectively hydrolyzing souring tank is also wrapped
Include microbial inoculum dispensing port and muddy water sample sample tap.
5. recycling sludge according to claim 1 utilizes system, it is characterised in that muddy water backflow subsystem is included successively
The muddy water mixed solution effuser of connection, flowing back kinetic pump and is connected to the reflux entry delivery pipe of constant temperature tank body.
6. recycling sludge according to claim 1 utilizes system, it is characterised in that separation of solid and liquid/carbon source clear liquid backflow
Subsystem is dynamic including the muddy water mixed solution feed duct being sequentially connected, solid-liquid separation tank, clear liquid efferent duct, the backflow of carbon source clear liquid
Power pump, clear liquid return comb；The separation of solid and liquid bottom of pond sets bed mud discharge/input pipe, and the next step for excess sludge is discharged
Conveying.
7. recycling sludge according to claim 1 utilizes system, it is characterised in that subsystem bag is nursed one's health/fed intake to bed mud
Include bed mud discharge/input pipe, conditioning auxiliary material reagent delivery device, sludge conditioning tank and remaining mud discharge pipe.
8. recycling sludge according to claim 1 utilizes system, it is characterised in that desiccation/production equipment includes high pressure
Line and sludge carbonization production equipment are discharged/fed intake to plate and frame filter press, desiccation mud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621188552.0U CN206385005U (en) | 2016-10-28 | 2016-10-28 | A kind of recycling sludge utilizes system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621188552.0U CN206385005U (en) | 2016-10-28 | 2016-10-28 | A kind of recycling sludge utilizes system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206385005U true CN206385005U (en) | 2017-08-08 |
Family
ID=59486500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621188552.0U Expired - Fee Related CN206385005U (en) | 2016-10-28 | 2016-10-28 | A kind of recycling sludge utilizes system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206385005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112142281A (en) * | 2020-09-09 | 2020-12-29 | 季丹萍 | Contaminated fluid treatment system |
-
2016
- 2016-10-28 CN CN201621188552.0U patent/CN206385005U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112142281A (en) * | 2020-09-09 | 2020-12-29 | 季丹萍 | Contaminated fluid treatment system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8691094B2 (en) | Method and system for treating domestic sewage and organic garbage | |
| CN104710078B (en) | Underground integrated domestic sewage treatment device and method | |
| CN104774055B (en) | A kind of organic waste ecological circulation utilizes system | |
| CN205347111U (en) | Culturing wastewater processing system | |
| CN204848572U (en) | Birds is raised and grows effluent treatment plant | |
| CN102139986A (en) | Ultrasonic harmless recycling technology and equipment for sewage of farm | |
| CN113336596A (en) | Method and equipment for preparing organic fertilizer by using river and lake bottom mud and livestock and poultry manure | |
| CN105217898A (en) | A kind of Waste Water Treatment being applicable to middle-size and small-size plant | |
| CN110066066A (en) | Leachate in garbage transfer station recycling treatment reclamation set | |
| CN104961289A (en) | Micro-nano aeration high-efficiency biotreatment technical system for livestock and poultry breeding wastewater | |
| CN110293114A (en) | A kind of kitchen garbage and sanitary sewage coprocessing system and method | |
| CN207079126U (en) | The denitrogenation dephosphorizing processing system of microalgae recycling fermentation biogas slurry | |
| CN203904150U (en) | Fur animal excrement sewage treatment system | |
| CN203187497U (en) | Zero-energy-consumption artificial wetland sewage treatment system | |
| CN100579923C (en) | ''Earthworm-hydrophyte-anaerobic microorganism'' combined technique for treating organic waste water | |
| CN206385005U (en) | A kind of recycling sludge utilizes system | |
| CN103723892B (en) | Livestock and poultry wastewater treatment system and treatment method using system | |
| CN106007178A (en) | Distributed and structured town sewage pelletization treatment process and pelletization reactor | |
| CN206126960U (en) | Modular fluidized bed reactor | |
| CN108002645A (en) | A kind of culturing wastewater processing system | |
| CN209537244U (en) | A kind of quick processing system of Large-scale pig farm waste water | |
| CN209210519U (en) | A kind of house refuse terminal Leachate site preprocessing module device | |
| CN204958644U (en) | Micro -nano aeration high -efficiency biological processing apparatus of waste water is bred to beasts and birds | |
| CN208898709U (en) | A kind of centralized processing of animal waste utilizes system | |
| CN104016543B (en) | A kind of Sewage treatment systems |
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: 20170808 Termination date: 20201028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |