CN204752456U - Printing and dyeing wastewater recycling system - Google Patents
Printing and dyeing wastewater recycling system Download PDFInfo
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- CN204752456U CN204752456U CN201520499218.6U CN201520499218U CN204752456U CN 204752456 U CN204752456 U CN 204752456U CN 201520499218 U CN201520499218 U CN 201520499218U CN 204752456 U CN204752456 U CN 204752456U
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- Prior art keywords
- pond
- printing
- fenton reagent
- recycling system
- moving back
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- 239000002351 wastewater Substances 0.000 title claims abstract description 33
- 238000004064 recycling Methods 0.000 title claims abstract description 12
- 238000004043 dyeing Methods 0.000 title abstract description 10
- 238000007639 printing Methods 0.000 title abstract description 4
- 239000012028 Fenton's reagent Substances 0.000 claims abstract description 25
- 230000003647 oxidation Effects 0.000 claims abstract description 23
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 23
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 18
- 239000003513 alkali Substances 0.000 claims abstract description 16
- 238000005189 flocculation Methods 0.000 claims abstract description 16
- 230000016615 flocculation Effects 0.000 claims abstract description 16
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000012535 impurity Substances 0.000 claims abstract description 9
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 230000000694 effects Effects 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 8
- 238000004042 decolorization Methods 0.000 claims description 8
- 230000001954 sterilising effect Effects 0.000 claims description 8
- 238000002425 crystallisation Methods 0.000 claims description 6
- 230000008025 crystallization Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 9
- 238000009835 boiling Methods 0.000 abstract description 7
- 238000007667 floating Methods 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000008929 regeneration Effects 0.000 abstract description 2
- 238000011069 regeneration method Methods 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract 2
- 238000011084 recovery Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 10
- 239000010865 sewage Substances 0.000 description 9
- 238000005119 centrifugation Methods 0.000 description 6
- 239000000701 coagulant Substances 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000004753 textile Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000011109 contamination Methods 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009992 mercerising Methods 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to a printing and dyeing wastewater recycling system belongs to the printing and dyeing wastewater processing technique field. The utility model discloses moving back and boiling that to float combine and mercerizing range, weak lye recovery pond and four -effect evaporator consecutive, the four -effect evaporator floats the combine and links to each other with the alkali distributing pond with moving back to boil respectively, and the alkali distributing pond is continuous with the mercerizing range, moving back to boil and floating the combine and still connect gradually with catch basin, baffle, combined governing pond, little flocculation basin, fenton reagent oxidation pond, multimedium automatic filtration ware, ozone decoloration disinfection pond and reverse osmosis treatment pond, little flocculation basin, fenton reagent oxidation pond and multimedium automatic filtration ware all are connected with impurity concentration pond, the reverse osmosis treatment pond is floated the combine and is linked to each other with moving back to boil, centrifuge links to each other with the combined governing pond, fenton reagent oxidation pond links to each other with the ultraviolet lamp. The utility model discloses simple structure, the treatment effeciency is high, has realized the regeneration of discharge to reach standard waste water, has still practiced thrift use cost, and energy -conservation is the environmental protection again.
Description
Technical field
The utility model relates to a kind of printing-dying wastewater recycling system, belongs to techniques of Dyeing Wastewater Treatment field.
Background technology
Textile industry is the traditional mainstay industry of China, comprise five parts such as weaving, stamp, chemical fibre, the manufacture of clothing and textile specific equipment, dyeing waste water has that the water yield is large, organic contamination substrate concentration is high, colourity is dark, change of water quality is large, complicated component, effluent part contain the features such as hazardous and noxious substances, belongs to one of more unmanageable trade effluent.Especially the purification of dyeing grey cloth needs a large amount of water, often purify 1 myriametre cloth and about need 50 side's water, a lot of print works, dye-works move back the sewage boiling drift after washing and directly enter Sewage Plant, move back that the waste lye produced after mercerising art breading after boiling drift is also unprocessed directly to be discharged, these are not only the huge waste of water resources, also considerably increase the burden of sewage disposal.
Can qualified discharge after even if water treatment will be gone out, do not reach the water quality requirement of reuse water at all yet.Because the discharge water yield of dyeing waste water is very large, to carry out regeneration to the waste water of its qualified discharge, there are great market outlook.
Utility model content
According to above deficiency of the prior art, the technical problems to be solved in the utility model is: provide a kind of printing-dying wastewater recycling system, its structure is simple, processing efficiency is high, achieve discharged wastewater met the national standard and reuse, reduce the impact of outer draining on environment simultaneously, also a saving use cost, energy-conservation environmental protection again.
The utility model solves the technical scheme that its technical problem adopts:
Described printing-dying wastewater recycling system, moves back and boils rinsing combination machine and be connected successively with quadruple effect evaporator with mercerizing tange, weak lye pond for recovering, and quadruple effect evaporator boils rinsing combination machine and joins alkali pond and be connected with moving back respectively, joins alkali pond and is connected with mercerizing tange; Move back and boil rinsing combination machine and be also connected successively with water collecting basin, baffle plate, comprehensive adjustment pond, tiny flocculation pond, fenton reagent oxidation pond, multimedium automatic filter, ozone decolorization sterilization pool and reverse-osmosis treated pond, tiny flocculation pond, fenton reagent oxidation pond are all connected with impurity concentration basin with multimedium automatic filter; Reverse-osmosis treated pond is boiled rinsing combination machine and is connected with moving back; Separating centrifuge is connected with comprehensive adjustment pond; Fenton reagent oxidation pond is connected with ultraviolet lamp.
Described multimedium automatic filter is connected with comprehensive adjustment pond, is the backwashing water of multimedium automatic filter is back to use comprehensive adjustment pond.
Described tiny flocculation pond is also connected with doser.
Described reverse-osmosis treated pond is connected with separating centrifuge successively with cooling crystallization pond.
Described baffle plate, for tackling larger floating matter in sewage and suspended substance, ensure that the normal operation of subsequent disposal, the work-ing life of extension device.
Described reverse-osmosis treated pond is boiled rinsing combination machine and is connected with moving back, and achieves the reuse after wastewater treatment, has saved water resources.
Described separating centrifuge is also connected with comprehensive adjustment pond, is the Water circulation will produced after centrifugation, energy-conserving and environment-protective.
Described fenton reagent oxidation pond is connected with ultraviolet lamp, being to increase illumination to fenton reagent oxidation pond, increasing the oxidation capacity of fenton reagent.
Move back the waste water after boiling drift to collect through water collecting basin, waste water enters comprehensive adjustment pond after the baffle plate larger floating matter of interception and suspended substance, regulate the pH of waste water to 7 ~ 8, promoted by pump and enter tiny flocculation pond, waste water mixes with coagulating agent, coagulant aids, and the suspended contamination in water takes off the micro-floccule being surely condensed into and being invisible to the naked eye, and then enters fenton reagent oxidation pond, by organic substance decomposing under the effect of fenton reagent, eliminate most COD cr, BOD
5, colourity and SS, water outlet enters multimedium automatic filter, waste water is filtered, then water outlet enters ozone decolorization sterilization pool, the organic substance decomposing of difficult degradation in sewage is become small organic molecule here, increases Biodegradability of Wastewater, be stripped of color simultaneously, the water outlet of ozone decolorization sterilization pool enters reverse-osmosis treated pond, and sewage ensures stable water outlet qualified discharge in this water outlet after further biochemical treatment, can be back to move back and boil rinsing combination machine re-using; Impurity in tiny flocculation pond, fenton reagent oxidation pond and multimedium automatic filter enters impurity concentration basin and processes; Carry out crystallisation by cooling and centrifugation to the solid matter produced in reverse-osmosis treated pond, the water that centrifugation produces is back to comprehensive adjustment pond and carries out reuse.
Move back the grey cloth after boiling drift to enter mercerizing tange and process, the waste water produced enters weak lye pond for recovering and reclaims, and then through quadruple effect evaporator evaporation process, the solid alkali of generation is added in mercerizing tange through joining alkali pond again, decrease the usage quantity of raw material alkali and the quantity discharged of waste lye, energy-conserving and environment-protective; The water vapour produced is back to move back and boils rinsing combination machine after cooling, has saved the usage quantity of fresh water.
The beneficial effect that the utility model has is:
The utility model structure is simple, and processing efficiency is high, achieves discharged wastewater met the national standard and reuse, reduces the impact of outer draining on environment simultaneously, also a saving the use cost of effluent charge, fresh water and raw material alkali, energy-conservation environmental protection again.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
In figure: 1, move back and boil rinsing combination machine; 2, mercerizing tange; 3, weak lye pond for recovering; 4, alkali pond is joined; 5, quadruple effect evaporator; 6, ultraviolet lamp; 7, separating centrifuge; 8, cooling crystallization pond; 9, reverse-osmosis treated pond; 10, ozone decolorization sterilization pool; 11, multimedium automatic filter; 12, fenton reagent oxidation pond; 13, impurity concentration basin; 14, doser; 15, tiny flocculation pond; 16, comprehensive adjustment pond; 17, baffle plate; 18, water collecting basin.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Unitary device used is commercial equipment.
Embodiment 1
For the printing-dying wastewater recycling system that certain printing and dyeing mill is supporting.Influent quality is in table 1.
The former water of table 1 and influent quality
| Project | COD cr | BOD 5 | SS | NH 3-N | Colourity | pH |
| Unit | mg/L | mg/L | mg/L | mg/L | Doubly | / |
| Raw water quality index | 3000 | 800 | 600 | 60 | 800 | 9～12 |
| Qualified discharge water-quality guideline | 150 | 35 | 70 | 10 | 75 | 7～9 |
In " textile dyeing and finishing industrial reuse water water quality " (FZ/T01107-2011), the concrete Con trolling index of the recycle water standard of regulation is in table 2.
Table 2 reuse water Con trolling index
As shown in Figure 1, described printing-dying wastewater recycling system, moves back and boils rinsing combination machine 1 and be connected successively with quadruple effect evaporator 5 with mercerizing tange 2, weak lye pond for recovering 3, and quadruple effect evaporator 5 boils rinsing combination machine 1 and joins alkali pond 4 and be connected with moving back respectively, joins alkali pond 4 and is connected with mercerizing tange 2; Move back and boil rinsing combination machine 1 and be also connected successively with water collecting basin 18, baffle plate 17, comprehensive adjustment pond 16, tiny flocculation pond 15, fenton reagent oxidation pond 12, multimedium automatic filter 11, ozone decolorization sterilization pool 10 and reverse-osmosis treated pond 9, tiny flocculation pond 15, fenton reagent oxidation pond 12 are all connected with impurity concentration basin 13 with multimedium automatic filter 11; Reverse-osmosis treated pond 9 is boiled rinsing combination machine 1 and is connected with moving back; Separating centrifuge 7 is connected with comprehensive adjustment pond 16; Fenton reagent oxidation pond 12 is connected with ultraviolet lamp 6.
Described multimedium automatic filter 11 is connected with comprehensive adjustment pond 16.
Described tiny flocculation pond 15 is also connected with doser 14.
Described reverse-osmosis treated pond 9 is connected with separating centrifuge 7 successively with cooling crystallization pond 8.
Described baffle plate 17, for tackling larger floating matter in sewage and suspended substance, ensure that the normal operation of subsequent disposal, the work-ing life of extension device.
Described reverse-osmosis treated pond 9 is boiled rinsing combination machine 1 and is connected with moving back, and achieves the reuse after wastewater treatment, has saved water resources.
Described separating centrifuge 7 is also connected with comprehensive adjustment pond 16, is the Water circulation will produced after centrifugation, energy-conserving and environment-protective.
Described fenton reagent oxidation pond 12 is connected with ultraviolet lamp 6, is to increase illumination to fenton reagent oxidation pond 12, increases the oxidation capacity of fenton reagent.
Move back the waste water after boiling drift to collect through water collecting basin 18, waste water is tackled after larger floating matter and suspended substance through baffle plate 17 and is entered comprehensive adjustment pond 16, regulate the pH of waste water to 7 ~ 8, promoted by pump and enter tiny flocculation pond 15, waste water mixes with coagulating agent, coagulant aids, and the suspended contamination in water takes off the micro-floccule being surely condensed into and being invisible to the naked eye, and then enters fenton reagent oxidation pond 12, by organic substance decomposing under the effect of fenton reagent, eliminate most COD cr, BOD
5, colourity and SS, water outlet enters multimedium automatic filter 11, waste water is filtered, then water outlet enters ozone decolorization sterilization pool 10, the organic substance decomposing of difficult degradation in sewage is become small organic molecule here, increases Biodegradability of Wastewater, be stripped of color simultaneously, ozone decolorization sterilization pool 10 water outlet enters reverse-osmosis treated pond 9, and sewage ensures stable water outlet qualified discharge in this water outlet after further biochemical treatment, can be back to move back to boil rinsing combination machine 1 and re-use; Impurity in tiny flocculation pond 15, fenton reagent oxidation pond 12 and multimedium automatic filter 11 enters impurity concentration basin 13 and processes; Carry out crystallisation by cooling and centrifugation to the solid matter produced in reverse-osmosis treated pond 9, the water that centrifugation produces is back to comprehensive adjustment pond 16 and carries out reuse.
Move back the grey cloth after boiling drift to enter mercerizing tange 2 and process, the waste water produced enters weak lye pond for recovering 3 and reclaims, then through quadruple effect evaporator 5 evaporation process, the solid alkali produced is added in mercerizing tange 2 through joining alkali pond 4 again, decrease the usage quantity of raw material alkali and the quantity discharged of waste lye, energy-conserving and environment-protective; The water vapour produced is back to move back and boils rinsing combination machine 1 after cooling, has saved the usage quantity of fresh water.
Actual processing effect is in table 3.
Table 3 unit main polluted factors designing treatment effect table
As can be seen from Table 3, the water quality after the process of this project reaches and is better than the reuse standard of the middle regulation of the People's Republic of China (PRC) " textile dyeing and finishing industrial reuse water water quality " (FZ/T01107-2011).
Claims (4)
1. a printing-dying wastewater recycling system, it is characterized in that: move back and boil rinsing combination machine (1) and be connected successively with quadruple effect evaporator (5) with mercerizing tange (2), weak lye pond for recovering (3), quadruple effect evaporator (5) boils rinsing combination machine (1) and joins alkali pond (4) and be connected with moving back respectively, joins alkali pond (4) and is connected with mercerizing tange (2); Move back and boil rinsing combination machine (1) and be also connected successively with water collecting basin (18), baffle plate (17), comprehensive adjustment pond (16), tiny flocculation pond (15), fenton reagent oxidation pond (12), multimedium automatic filter (11), ozone decolorization sterilization pool (10) and reverse-osmosis treated pond (9), tiny flocculation pond (15), fenton reagent oxidation pond (12) are all connected with impurity concentration basin (13) with multimedium automatic filter (11); Reverse-osmosis treated pond (9) is boiled rinsing combination machine (1) and is connected with moving back; Separating centrifuge (7) is connected with comprehensive adjustment pond (16); Fenton reagent oxidation pond (12) is connected with ultraviolet lamp (6).
2. printing-dying wastewater recycling system according to claim 1, is characterized in that: multimedium automatic filter (11) is connected with comprehensive adjustment pond (16).
3. printing-dying wastewater recycling system according to claim 1 and 2, is characterized in that: tiny flocculation pond (15) are also connected with doser (14).
4. printing-dying wastewater recycling system according to claim 1 and 2, is characterized in that: reverse-osmosis treated pond (9) are connected with separating centrifuge (7) successively with cooling crystallization pond (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520499218.6U CN204752456U (en) | 2015-07-10 | 2015-07-10 | Printing and dyeing wastewater recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520499218.6U CN204752456U (en) | 2015-07-10 | 2015-07-10 | Printing and dyeing wastewater recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204752456U true CN204752456U (en) | 2015-11-11 |
Family
ID=54467185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520499218.6U Expired - Fee Related CN204752456U (en) | 2015-07-10 | 2015-07-10 | Printing and dyeing wastewater recycling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204752456U (en) |
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2015
- 2015-07-10 CN CN201520499218.6U patent/CN204752456U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 |