CN205662436U - Printing and dyeing sludge deep dehydration mummification treatment facility - Google Patents
Printing and dyeing sludge deep dehydration mummification treatment facility Download PDFInfo
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- CN205662436U CN205662436U CN201620195192.0U CN201620195192U CN205662436U CN 205662436 U CN205662436 U CN 205662436U CN 201620195192 U CN201620195192 U CN 201620195192U CN 205662436 U CN205662436 U CN 205662436U
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Abstract
The utility model relates to a printing and dyeing sludge deep dehydration mummification treatment facility. Including printing and dyeing mud storage jar, the back mixing machine, the medium agitator, the medium desicator, the mud storage is in the storage jar, mud in the mud storage jar gets into the medium agitator through a biological pretreatment and with absorbing water after the medium mixes, the medium agitator vibrates absorb water medium and mud and sieve the separation, the medium that absorbs water of after -separating gets into the medium desicator, the medium desicator is absorbing water evaporation of water in the medium, heat the medium that absorbs water again simultaneously, the medium that absorbs water after the heating gets into the medium agitator again, the medium agitator vibrates absorb water medium and mud and sieve the separation again, the dry sludge particle moisture content of isolating drops 25% to, do sludge particle outward transport packing as the finished product, is partial moisture content 12 in the medium agitator 20% mud further gets into the back mixing machine, mix with the primary sludge of moisture content 80%~85%. The utility model discloses area is little, the small investment, and the running cost is low.
Description
Technical field
This utility model is a kind of printing and dyeing sludge deep dehydration-drying and other treatment equipment, belongs to printing and dyeing sludge deep dehydration-dry
Change the innovative technology of processing equipment.
Background technology
At present, sewage treatment plant's mud extraction moisture content, all about 80%, is disposed if needing outward transport to process, then cost of transportation
Higher, advanced treatment process of sludge can be by sludge dewatering to moisture content less than 60%, it is possible to reduce about 50% freight charges.Mud contains
Some large quantity of moistures are the bottlenecks of restriction specific resistance to filtration, and the method reducing mud moisture content conventional at present has following several, one
Kind it is chemical conditioning+mechanical deep mummification dewatering process, has employing to add after pressed powder modification through Novel plate frame filter pressing at present
Machine filter pressing, makes dehydrated sludge moisture content below 60% and frame filter press dewatering time 2～4 hours, filter plate material
Material is PVC, and for improving filter pressing pressure, frame filter press increases by one layer of diaphragm of rubber or plastic diaphragms, moment in barrier film
(general 3～5 minutes) are passed through 0.6～0.8Mpa compressed air or water, to the pressure dehydration of mud moment, make moisture percentage in sewage sludge reduce
To about 60%, but typically only about 6 months service life of barrier film, need after diaphragm failures to change monoblock filter plate.Add
Pressed powder amount is relatively big, adds solids content in mud, reduces the organic content in mud, calorific value etc.；To add FeCl3
As a example by, cause the sludge product of mummification to be difficult to incineration disposal.Another kind is mud used heat/waste heat degree of depth mummification dehydration work
Skill, utilizes waste heat flue gas, steam dewatered sludge, removes moisture content with heat energy, is " with hot heat exchange ".Mummification dehydration technique advantage includes
In processing procedure, sludge character is stable, be difficult to bonding, be not likely to produce biogas, and the gas difficulty combustion of generation is non-explosive, mud after mummification
Moisture content is less than 10%, and volume reduces a lot, takes up an area less, easy to control, safe and stable.But used heat waste gas mummification, causes mummification
Exhausted air quantity is relatively big, and processing cost is higher, and investment is big, and operating cost is high, has higher requirements management and operating technology simultaneously.It is suitable for
Nervous, developed area large-scale wastewater treatment plant or the concentration of multiple middle or small sewage treatment mud relatively concentrated in soil
Process.
Utility model content
The purpose of this utility model is to consider the problems referred to above and provide a kind of simple in construction, convenient and practical printing and dyeing sludge
Deep dehydration-drying and other treatment equipment.This utility model technique floor space is little, small investment, and operating cost is cheap；And process technique
Overall process is closed, and has the on-the-spot of close friend and runs operating environment, to surrounding enviroment non-secondary pollution；In sludge drying implementation process
Without adding any chemical substance and adjuvant, not increasing the solid content of mud, follow-up printing and dyeing sludge processes to be disposed.
The technical solution of the utility model is: printing and dyeing sludge deep dehydration-drying and other treatment equipment of the present utility model, including
Having printing and dyeing sludge storage tank, back-mixing machine, medium agitator, medium exsiccator, in wherein mud is stored in storage tank, mud stores
Mud in tank is through Biological Pretreatment and enters medium agitator with water sucting medium after mixing, and medium agitator is water suction
Medium and mud carry out shaking and sieve separation, and the water sucting medium after separation enters medium exsiccator, and medium exsiccator is water suction
Moisture evaporation in medium, heats water sucting medium again simultaneously, and the water sucting medium after heating enters again medium agitator, is situated between
Matter agitator carries out water sucting medium and mud to shake and sieve separation again, and the dewatered sludge granule moisture content separated is down to
25%, as finished product dewatered sludge granule outward transport packaging, in medium agitator, part moisture content is that the mud of 12-20% enters further
Enter back-mixing machine, mix with the primary sludge of moisture content 80%～85%.
This utility model have the advantage that by moisture content 80%～85% mud add biological inoculum and make pre-place
Reason, after the mud of pretreatment mixes with water sucting medium enter medium agitator, medium agitator water sucting medium with
Mud carries out shaking and sieve separation, and the water sucting medium after separation enters medium exsiccator, and medium exsiccator is in water sucting medium
Moisture evaporation, again water sucting medium is heated simultaneously, the water sucting medium after heating enters again medium agitator, and medium stirs
Device carries out water sucting medium and mud to shake and sieve separation again, and the dewatered sludge granule moisture content separated is down to 25%, makees
For finished product dewatered sludge granule, in medium agitator, part moisture content is that the mud of 12-20% travels further into back-mixing machine, and contains
Water rate medium agitator left and right mud mixes.Finished product dewatered sludge granule may be used for burning electricity generation fuel, this utility model
Technique floor space is little, small investment, and operating cost is cheap；Process technique overall process to close, there is the on-the-spot of close friend and run operation
Environment, to surrounding enviroment non-secondary pollution；Without adding any chemical substance and adjuvant in sludge drying implementation process, do not increase dirt
The solid content of mud；Mud decrement is obvious, is substantially reduced mud freight.The exhausted air quantity produced is few, and tail gas is easily handled.It is suitable for
In factory of sewage treatment plant " treatment in situ ".Project investment is medium, has higher requirements management and operating technology simultaneously.It is applicable to
Soil is nervous, at developed area large-scale wastewater treatment plant or the concentration of multiple middle or small sewage treatment mud relatively concentrated
Reason.Product of the present utility model can burn acquisition energy, in order to make full use of waste heat, residual heat collection can be used for printing
Dye sludge drying.
Accompanying drawing explanation
Fig. 1 is the fundamental diagram of this utility model sludge drying treatment equipment.
Fig. 2 is the flow chart that this utility model sludge drying processes technique.
Detailed description of the invention
Embodiment:
The fundamental diagram of this utility model sludge drying treatment equipment is as it is shown in figure 1, printing and dyeing sludge of the present utility model
Deep dehydration-drying and other treatment equipment, includes printing and dyeing sludge storage tank, back-mixing machine, medium agitator, medium exsiccator, wherein
Mud is stored in storage tank, and the mud in mud storage tank enters through Biological Pretreatment and after mixing with water sucting medium
Medium agitator, medium agitator carries out water sucting medium and mud to shake and sieve separation, and the water sucting medium after separation enters
Medium exsiccator, medium exsiccator evaporates the moisture in water sucting medium, heats water sucting medium again, after heating simultaneously
Water sucting medium enters again medium agitator, and medium agitator carries out shaking and sieving separation water sucting medium and mud again, separates
Dewatered sludge granule moisture content out is down to 25%, and as finished product dewatered sludge granule outward transport packaging, in medium agitator, part contains
Water rate is that the mud of 12-20% travels further into back-mixing machine, mixes with the primary sludge of moisture content 80%～85%.
In the present embodiment, above-mentioned mud storage tank includes storage tank and the stirring air blast being installed in storage tank
Device.
In the present embodiment, above-mentioned back-mixing machine includes tank body and the stirring rod being installed in tank body and separating knife.Back-mixing machine
Major function be the dewatered sludge of moisture content 12-20% and moisture content be 80%～85% wet mud utilize and be specifically designed
Stirring rod and separating knife back mixing, thoroughly high for the viscosity wet mud of modification is disintegrated.
In the present embodiment, the major function of above-mentioned mud storage tank be make full use of mud storage the time of staying and air mix
Close, produce aerobic reaction, mud is carried out physical modification.Mainly it is made up of storage tank and mixing drum wind apparatus.
The major function of above-mentioned medium exsiccator is that with hot blast, the water sucting medium after water suction is carried out comprehensive air-drying, then
Cycling and reutilization.
Additionally, back-mixing machine, medium agitator, medium exsiccator are also associated with dust pelletizing system.
Additionally, back-mixing machine, medium agitator, medium exsiccator, dust pelletizing system are also associated with deodorization dedusting filter.Return
The waste water and gas produced in mixed machine, medium agitator, medium exsiccator, dust pelletizing system processing procedure etc. are by deodorization dust removal and filtration
Device discharges after processing again, and deodorization dedusting filter is biological deodorizing dust removal and filtration system.
Printing and dyeing sludge deep dehydration-drying and other treatment technique of the present utility model, comprises the steps:
1) with microorganism fungus kind, the printing and dyeing sludge that moisture content is 80%～85% is carried out pretreatment；
2) carry out pretreated printing and dyeing sludge to mix in back-mixing device with water sucting medium；
3) mixed printing and dyeing sludge enters medium agitator with water sucting medium, sieves simultaneously, utilizes density different,
Water sucting medium and mud are carried out shaking and sieve separation, and the dewatered sludge granule moisture content separated is down to 25%, as one-tenth
Product dewatered sludge granule, in medium agitator, part moisture content is that the mud of 12-20% travels further into back-mixing machine, with moisture content
The mud of 80%～85% mixes；Water sucting medium after separation enters medium exsiccator, and moisture is evaporated, simultaneously again to suction
Aqueous medium heats, and the water sucting medium after heating enters again medium agitator；
4), after the water sucting medium after heating enters medium agitator, the mud separated mixes with water sucting medium again, mud
Through physical reactions thorough breaking cellular wall further, in mud, moisture content automatically flows out and is absorbed by water sucting medium, sieves simultaneously, utilizes
Density is different, and water sucting medium and mud are carried out shaking and sieve separation；Meanwhile, moisture content is that the mud of 12-20% is with aqueous
Rate be 80%～85% mud mix in back-mixing machine after enter medium exsiccator；
5) step 3 is repeated) to step 4), so circulate.
In the present embodiment, above-mentioned steps 1) in microorganism fungus kind be the biological inoculum with flocculating function；Step 1)
Sludge filter press carries out pretreatment；
In the present embodiment, above-mentioned steps 2) in water sucting medium be with cross linked polyacrylate with silicate as intermingling material,
There is certain hardness.
In the present embodiment, above-mentioned steps 2) in water sucting medium be prepared as 4～7mm spherical or oval multiaperture electrode
Property high-efficiency water-absorbing material.
In the present embodiment, above-mentioned steps 2) in, printing and dyeing sludge and 10% water sucting medium mix, water sucting medium is quick
Absorbing water, moisture percentage in sewage sludge is reduced to about 30%.
In the present embodiment, above-mentioned steps 3) in, water sucting medium is heated to 150-200 DEG C, and the water sucting medium after heating enters again
Enter medium agitator.
In the present embodiment, above-mentioned steps 4) in, in medium agitator, part moisture content is that the mud of 12-20% enters further
Enter back-mixing machine, mix with the mud of moisture content 80%～85%.
Operation principle of the present utility model is as follows: due to after mechanical dehydration moisture percentage in sewage sludge about 80%, such dirt
Mud stickiness is high, and double property of mud cell, pinning inside and outside moisture content, cause subsequent handling dehydration difficulty." biodegradation " is utilized to make dirt
The preprocessor of mud depth drying, this kind of microorganism fungus kind can be degraded and be attached to the protein of mud cell, fat, carbon aquation
The solidss such as compound and other inorganic substances, effectively can soften breaking cellular wall the surface of mud cell, so at follow-up program weight
Solid water is made to be easier to separate.This biodegradation can be used for the muddy water of moisture content 97%, makes mud-water separation speed fast, shortens muddy water
The time separated.
It is a small amount of containing ammonia that foul smell, medium agitator and the drying machine produced during this utility model sludge pretreatment produces
The tail gas of nitrogen and a small amount of dust all just discharge after biological deodorizing dedusting filter processes and meet national standard.Biological deodorizing
Dedusting filter includes sack cleaner and filters and biological deodorizing equipment.
The dewatered sludge granule moisture content separated is down to less than 25%, and drying sludge rate can adjust mud by different demands
Moisture content (30% to 20%) scope, the Organic substance of mud is because being stablized in processing procedure, and dry run is not because adding simultaneously
Any compound, in mud, organic substance is not entirely destroyed.Therefore dried sludge calorific value does not subtracts, maintain SAP biological
Calorific value after degraded, it is adaptable to compost, building materials, auxiliary fuel or burning electricity generation etc..
The sewage produced when preheating sludge handling process can be back to sewage treatment plant and process.
This utility model whole system uses all-sealed device and fully automatic integral to control and monitoring.
The odorless technology of this technique of this utility model application is a kind of advanced dry technology, and dried belongs to physics and becomes
Change, lossless calorific value, therefore chemical fertilizer is made in the mud resourcebility regeneration after dehydration and burning is used.Unit integration, because taking up an area
Few, operate safety and stability, it is not necessary to changing raw sewage factory dewatering system, after can coordinating and be applicable to sludge dewatering, moisture content 80% is wet
Mud processes, and without two English and foul smell discharge, the sewage treatment plant being relatively suitable for neighbouring residential block uses.
Sludge drying treatment equipment of the present utility model and technique have the advantage that advantage:
(1) having the mud high effective drier of unique texture advantage, by broken agitating device, the heating increasing mud connects
Contacting surface is amassed, and makes overall heat-transfer coefficient improve 2～3 times to common dryer, and the heat of hot blast is fully used, and is done by heat
Wind directly contacts with mud, makes drying sludge and forms little granule；
(2) whole technical process is run under sealing condition, and during sludge drying, the gas of release is respectively by high temperature incineration,
Dedusting depassing unit eliminates, and complies fully with the requirement that cleaning produces；
(3) it is dried mud if, with thermoelectricity fume afterheat, not only makes the utilization rate of steam power plant's heat energy add 2%, more
It is important that in the case of not increasing new energy consumption, make mud finally give recycling treatment, by " treatment of wastes with processes of wastes against one another ", really
" recycling economy " and the target of " energy-saving and emission-reduction " are reached；
(4) capital equipment production domesticization, not only equipment investment and operating cost are significantly less than domestic and international prior art, Er Qiecao
Make easy, operation safety and stability, clean environment firendly；
(5) burning can make the volume of excess sludge be reduced to minimize, and the final material needing to dispose is little, does not exists
The problem of heavy metal ion；
(6) Treatment of Sludge speed is fast, it is not necessary to long term storage；
(7) dried mud can on-site incineration, it is not necessary to long-distance transportation；
(8) can recover energy for generating and heat supply.
The mud of moisture content 80% is used biodegradation pretreatment by this utility model, by double-layer barrel Double helix paddle
It can be 20-25% sludge drying to moisture content that blender separates with predrying dry mud mix and blend, utilizes " water suction meson "
Making deep dehydration adsorbing material, moisture percentage in sewage sludge can be reduced to 12-15%, after mummification, mud puts into blender back mixing, can
To obtain preferable fuel.This technology drying process is not added with any chemical reagent and carries out sewage sludge harmlessness decrement, thus
Realize the comprehensive utilization of energy and the final decrement harmlessness disposing of mud, there is " decrement on the spot ", " mummification on the spot ", " on the spot
The utilization of resources " and the advantage such as " treatment in situ ".Without adding any chemical substance and adjuvant in sludge drying implementation process, do not increase
The solid content of mud；Mud decrement is obvious, is substantially reduced mud freight；This technical matters can process city domestic sewage
Mud and industrial sludge, and Technology belongs to physical processing techniques, disposes to provide for mud subsequent treatment and widely may be used
Can direction, this technology can be made two stage treatment by moisture content 92% mud, and to the dry mud of moisture content 25%, moisture percentage in sewage sludge can enter one
Step is low reaches 12-15%, it is provided that is sent directly into thermal decomposition fluid bed and burns, by local mud heat Calculation, can design
To " Energy Sources Equilibrium " level.Lime-ash after burning can make multipurpose comprehensive utilization of resources, is really achieved innoxious, stabilisation, subtracts
Quantify and the target of the utilization of resources.
The most traditional chemical conditioning+mechanical deep dehydration mode mainly has following several ways, wherein filter press
Select more.Comparison of Energy Consumption is as follows:
Chemical conditioning+mechanical deep dehydration compares
Chemical modification price modification pretreatment+mechanical deep dehydration technique can be the sludge press filtration of moisture content 80% to aqueous
Rate is 50-60% (only partial sludge character preferably can be only achieved 45-50%)；Technique of the present utility model can be aqueous
The sludge drying of rate 80% to moisture content is 25-40%, and the cost of following two kinds of techniques of relative analysis is (wherein dirty without adding technology
Mud is 40% calculating with moisture content after mummification).
" chemical conditioning+mechanism filter-pressing " is as follows with this utility model mummification dewatering process Comparison of Energy Consumption:
As can be seen from the above table, it is considered to from the point of view of mud decrement and cost of transportation, this utility model technique is moisture percentage in sewage sludge
It is down to 25% from 80% and there is in terms of energy consumption clear superiority, and 12-25% water content sludge is easy to conveying, in subsequent treatment
Aspect has a wider array of outlet, and the mud of 60% is further continued to be carried out heat drying and reduces moisture content further and can be only achieved burning
Requirement.
" chemical conditioning+mechanism filter-pressing " is as follows with this utility model mummification dewatering process operating cost relative analysis:
" chemical conditioning+mechanism filter-pressing " is as follows with the contrast of this utility model mummification effect on environment:
Claims (6)
1. printing and dyeing sludge deep dehydration-drying and other treatment equipment, it is characterised in that include printing and dyeing sludge storage tank, back-mixing
Machine, medium agitator, medium exsiccator, in wherein mud is stored in storage tank, the mud in mud storage tank is through biological pre-
Process and enter medium agitator after mixing with water sucting medium, medium agitator water sucting medium and mud carry out concussion and
Screening separates, and the water sucting medium after separation enters medium exsiccator, and medium exsiccator evaporates the moisture in water sucting medium, simultaneously
Heating water sucting medium again, the water sucting medium after heating enters again medium agitator, and medium agitator is again water sucting medium
Carrying out shaking and sieve separation with mud, the dewatered sludge granule moisture content separated is down to 25%, as finished product dewatered sludge
Grain outward transport packaging, in medium agitator, part moisture content is that the mud of 12-20% travels further into back-mixing machine, with moisture content 80%
～the primary sludge of 85% mixes.
Printing and dyeing sludge deep dehydration-drying and other treatment equipment the most according to claim 1, it is characterised in that above-mentioned mud stores
Tank includes storage tank and the mixing drum wind apparatus being installed in storage tank.
Printing and dyeing sludge deep dehydration-drying and other treatment equipment the most according to claim 1, it is characterised in that above-mentioned back-mixing machine bag
Include tank body and the stirring rod being installed in tank body and separating knife.
4. according to the printing and dyeing sludge deep dehydration-drying and other treatment equipment described in any one of claims 1 to 3, it is characterised in that on
State in back-mixing machine, medium agitator, medium exsiccator and be also associated with dust pelletizing system.
Printing and dyeing sludge deep dehydration-drying and other treatment equipment the most according to claim 4, it is characterised in that above-mentioned back-mixing machine,
Medium agitator, medium exsiccator, dust pelletizing system are also associated with deodorization dedusting filter.
Printing and dyeing sludge deep dehydration-drying and other treatment equipment the most according to claim 5, it is characterised in that above-mentioned deodorization dedusting
Defecator is biological deodorizing dust removal and filtration system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620195192.0U CN205662436U (en) | 2016-03-14 | 2016-03-14 | Printing and dyeing sludge deep dehydration mummification treatment facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620195192.0U CN205662436U (en) | 2016-03-14 | 2016-03-14 | Printing and dyeing sludge deep dehydration mummification treatment facility |
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| Publication Number | Publication Date |
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| CN205662436U true CN205662436U (en) | 2016-10-26 |
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| CN201620195192.0U Expired - Fee Related CN205662436U (en) | 2016-03-14 | 2016-03-14 | Printing and dyeing sludge deep dehydration mummification treatment facility |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105693052A (en) * | 2016-03-14 | 2016-06-22 | 广东工业大学 | Dyeing sludge deep dehydrating-drying treatment device and process |
| CN109437508A (en) * | 2018-12-17 | 2019-03-08 | 苏州比雷艾斯电子科技有限公司 | A kind of printing and dyeing sludge processing system removing heavy metal and water removal |
| CN109634245A (en) * | 2018-12-29 | 2019-04-16 | 河南省福可思环保科技有限公司 | Unattended artificial intelligent control system for biochemical sludge dehydration and drying technique |
| CN113248108A (en) * | 2021-06-28 | 2021-08-13 | 仁天环保科技有限责任公司 | Integrated sludge treatment control system and method |
-
2016
- 2016-03-14 CN CN201620195192.0U patent/CN205662436U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105693052A (en) * | 2016-03-14 | 2016-06-22 | 广东工业大学 | Dyeing sludge deep dehydrating-drying treatment device and process |
| CN105693052B (en) * | 2016-03-14 | 2018-07-10 | 广东工业大学 | A kind of printing and dyeing sludge deep dehydration-drying and other treatment equipment and technique |
| CN109437508A (en) * | 2018-12-17 | 2019-03-08 | 苏州比雷艾斯电子科技有限公司 | A kind of printing and dyeing sludge processing system removing heavy metal and water removal |
| CN109634245A (en) * | 2018-12-29 | 2019-04-16 | 河南省福可思环保科技有限公司 | Unattended artificial intelligent control system for biochemical sludge dehydration and drying technique |
| CN113248108A (en) * | 2021-06-28 | 2021-08-13 | 仁天环保科技有限责任公司 | Integrated sludge treatment control system and method |
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