CN203668153U - Recycling system device for printing and dyeing production wastewater - Google Patents
Recycling system device for printing and dyeing production wastewater Download PDFInfo
- Publication number
- CN203668153U CN203668153U CN201320885371.3U CN201320885371U CN203668153U CN 203668153 U CN203668153 U CN 203668153U CN 201320885371 U CN201320885371 U CN 201320885371U CN 203668153 U CN203668153 U CN 203668153U
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- Prior art keywords
- water
- waste
- produced
- rwater
- system apparatus
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- Expired - Lifetime
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- 239000002351 wastewater Substances 0.000 title claims abstract description 31
- 238000004043 dyeing Methods 0.000 title abstract description 7
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- 238000004064 recycling Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 35
- 239000012528 membrane Substances 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims description 19
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 claims description 8
- 238000001728 nano-filtration Methods 0.000 claims description 7
- 239000002455 scale inhibitor Substances 0.000 claims description 6
- 238000011001 backwashing Methods 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000005189 flocculation Methods 0.000 claims description 4
- 230000016615 flocculation Effects 0.000 claims description 4
- 239000010865 sewage Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract description 12
- 150000002500 ions Chemical class 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 5
- 239000011780 sodium chloride Substances 0.000 abstract description 5
- 239000008213 purified water Substances 0.000 abstract 1
- 239000000975 dye Substances 0.000 description 11
- 239000011575 calcium Substances 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 241000370738 Chlorion Species 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 3
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000000984 vat dye Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001039 duplex stainless steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model relates to a wastewater recovery device, in particular to a recycling system device for printing and dyeing production wastewater. The device comprises a wastewater lifting pump which is communicated with a wastewater collecting pond, wherein the water outlet end of the wastewater lifting pump is connected with a multimedia filter; the water outlet end of the multimedia filter is connected with an ultra-filtration device; the ultra-filtration device comprises a first water concentration end and a first water outlet end; the first water concentration end is communicated with the wastewater collecting pond; the first water outlet end is connected with an ultra-filtration producing water tank; an outlet of the ultra-filtration producing water tank is connected with a high-pressure pump; an outlet of the high-pressure pump is connected with a membrane concentration device which is used for recovering sodium chloride. According to the device, purified water and the sodium chloride can be effectively recovered; moreover, recycled water is high in purity and does not contain other ions.
Description
Technical field
The utility model relates to a kind of waste water reclaiming device, particularly a kind of waste-rwater produced by dye printing reutilizing system apparatus.
Background technology
In printing and dyeing, need to add auxiliary agent sodium-chlor, object is for writing can easily not returned with fuzzy, and energy constant color.In cotton spinning waste discharge, contain a large amount of sodium chloride salts.After cotton spinning wastewater treatment at present, directly discharge, does not effectively recycle.CN202988878U (2013-6-12) discloses printing and dyeing wastewater treatment system, but it is mainly the processing water that can reach emission standard to processing the early stage of waste water to obtain, and does not relate to the recovery to pure water and sodium-chlor.
Utility model content
The purpose of this utility model is to provide the waste-rwater produced by dye printing reutilizing system apparatus of a kind of energy efficient recovery pure water and sodium-chlor.
Above-mentioned technical purpose of the present utility model is achieved by the following technical programs:
A kind of waste-rwater produced by dye printing reutilizing system apparatus, comprise the waste water lifting pump being connected with wastewater collection pond, described in it, waste water lifting pumps water end (W.E.) and is connected with more medium filter, described more medium filter water side is connected with ultra-filtration equipment, described ultra-filtration equipment comprises the first dense water end (W.E.) and the first water side, described the first dense water end (W.E.) communicates with described wastewater collection pond, described the first water side is connected with ultrafiltration and produces water tank, described ultrafiltration is produced water tank outlet and is connected with high-pressure pump, and described high-pressure pump outlet is connected with the film condensing device for reclaiming sodium-chlor.
The utility model has the advantages that: first remove suspended substance, bacterium and the larger molecular organics in waste water by pre-treatment.Squeeze into film condensing device by high-pressure pump through pretreated water, film condensing device produces water and contains the NaCl that concentration is higher, produces water constituent single, and hardness is almost nil, can direct reuse to production line, and reduce the use of a large amount of auxiliary agents (NaCl).
As preferably, described film condensing device is nanofiltration membrane concentrating unit.
Because this film is high for divalence and ion remaval rate more than divalence, low for the clearance of monovalent ion, so can further improve the rate of recovery of sodium-chlor.
As preferably, described film condensing device comprises the second dense water end (W.E.) and the second water side, and described the second water side is connected with the reuse pure water pond for reclaiming pure water.
As preferably, the ultra-filtration membrane in described ultra-filtration equipment is PVDF ultra-filtration membrane.
As preferably, described the second dense water end (W.E.) is communicated to sewage city planting ductwork.
As preferably, between described more medium filter and described ultra-filtration equipment, be provided with deep bed filter.
As preferably, described ultrafiltration is produced water tank and is connected with the backwashing pump communicating with described ultra-filtration equipment.
As preferably, on the connecting pipeline of described waste water lifting pump and described more medium filter, be provided with sterilant chemicals dosing plant or flocculation agent chemicals dosing plant.
As preferably, on the pipeline between described ultrafiltration product water tank and described high-pressure pump, be provided with Scale inhibitors chemicals dosing plant.
As preferably, described Scale inhibitors chemicals dosing plant comprises and dissolves case, batch meter, dosing pump and fluid level transmitter.
In sum, the utlity model has following beneficial effect: Ca, Mg and Fe plasma in waste water is removed, and sodium ion and chlorion are retained; Energy efficient recovery pure water and sodium-chlor, and reuse water purity is high, containing other ion; Product water can be directly used in production, saves enterprise cost.
Accompanying drawing explanation
Fig. 1 is the utility model waste-rwater produced by dye printing reutilizing system apparatus schematic diagram;
In figure, 1-wastewater collection pond; 2-waste water lifting pump; 3-more medium filter; 4-deep bed filter; 5-ultra-filtration equipment; The dense water end (W.E.) of 51-first; 52-the first water side; Water tank is produced in 6-ultrafiltration; 7-high-pressure pump; 8-film condensing device; The dense water end (W.E.) of 81-second; 82-the second water side; 9-reuse pure water pond; 10-backwashing pump; 11-sterilant chemicals dosing plant or flocculation agent chemicals dosing plant; 12-Scale inhibitors chemicals dosing plant.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, waste-rwater produced by dye printing reutilizing system apparatus comprises the waste water lifting pump 2 being connected with wastewater collection pond 1, waste water lifting pump 2 water sides are connected with more medium filter 3, more medium filter 3 water sides are connected with ultra-filtration equipment 5, ultra-filtration equipment 5 comprises the first dense water end (W.E.) 51 and the first water side 52, the first dense water end (W.E.) 51 communicates with wastewater collection pond 1, the first water side 52 is connected with ultrafiltration and produces water tank 6, ultrafiltration is produced water tank 6 outlets and is connected with high-pressure pump 7, and high-pressure pump 7 outlets are connected with the film condensing device 8 for reclaiming sodium-chlor.Film condensing device 8 is nanofiltration membrane concentrating unit.Film condensing device 8 comprises that the second dense water end (W.E.) 81 and 82, the second water sides 82, the second water side are connected with the reuse pure water pond 9 for reclaiming pure water.The second dense water end (W.E.) 81 is communicated to sewage city planting ductwork.Between more medium filter 3 and ultra-filtration equipment, be provided with deep bed filter 4.Ultrafiltration is produced water tank 6 and is connected with the backwashing pump 10 communicating with ultra-filtration equipment 5.On the connecting pipeline of waste water lifting pump 2 and more medium filter 3, be provided with sterilant chemicals dosing plant or flocculation agent chemicals dosing plant 11.Ultrafiltration is produced on the pipeline between water tank 6 and high-pressure pump 7 and is provided with Scale inhibitors chemicals dosing plant 12.
Embodiment mono-
The former water that enters reclaiming system is the waste water that reaches first discharge standard after treatment of dyeing wastewater.Water quality: COD
cR≤ 100mg/L, suspended substance≤60mg/L, colourity≤60, ammonia nitrogen≤12mg/L, the about 12000us/cm of specific conductivity (major part is all sodium ion and chlorion, also has part calcium, magnesium, iron, sulfate radical, hydroxide radical plasma).
Native system is divided into two parts: preprocessing part and film reuse part.
Preprocessing part comprises more medium filter and ultrafiltration; More medium filter is used for removing most suspended substances, mechanical impurity and small part COD, the about 2-5mg/L of delivery turbidity, COD clearance approximately 10%.Ultra-filtration equipment is for removing the bacterium, colloid, suspended substance, larger molecular organics etc. of former water, and wherein bacterium, suspended substance, colloid clearance approach 100%, the about 20-60% of COD clearance.
Film reclaiming system is nanofiltration membrane concentrating unit.Nanofiltration: remove micromolecular organism, Ca, Mg, Fe, SO
4plasma; Retain Na and Cl ion.The sodium chloride salt reclaiming can be used for doing when substantive dyestuff, thioxine dyes, vat dyes, reactive dyestuffs and solubilized vat dye dye cotton fibre dyeing accelerant, the dye uptake of adjustable dyestuff to fiber.
The dense water of nanofiltration: COD≤200, and Ca, Mg, a small amount of Fe, a small amount of SO
4, OH plasma; Dense water meets the requirement of sewage city planting ductwork sodium pipe.
The present embodiment carries out reuse by the dyeing waste water of qualified discharge by membrane concentration system, adopts nanofiltration as membrane element, and system is produced the NaCl of water containing high density, can be directly as water of productive use.
Comparative example one
With embodiment mono-, different is to select reverse osmosis unit RO as film condensing device, and the dense water end (W.E.) of RO produces the higher chlorion of concentration, and needing dense waterpipe material is 316L or duplex stainless steel, and cost is high.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; those skilled in the art are reading after this specification sheets and can make to the present embodiment the modification that there is no creative contribution as required, but as long as within the scope of claim of the present utility model, are all subject to the protection of patent law.
Claims (9)
1. a waste-rwater produced by dye printing reutilizing system apparatus, comprise the waste water lifting pump (2) being connected with wastewater collection pond (1), it is characterized in that: described waste water lifting pump (2) water side is connected with more medium filter (3), described more medium filter (3) water side is connected with ultra-filtration equipment (5), described ultra-filtration equipment (5) comprises the first dense water end (W.E.) (51) and the first water side (52), described the first dense water end (W.E.) (51) communicates with described wastewater collection pond (1), described the first water side (52) is connected with ultrafiltration and produces water tank (6), described ultrafiltration is produced water tank (6) outlet and is connected with high-pressure pump (7), described high-pressure pump (7) outlet is connected with the film condensing device (8) for reclaiming sodium-chlor.
2. a kind of waste-rwater produced by dye printing reutilizing system apparatus according to claim 1, is characterized in that: described film condensing device (8) is nanofiltration membrane concentrating unit.
3. a kind of waste-rwater produced by dye printing reutilizing system apparatus according to claim 2, it is characterized in that: described film condensing device (8) comprises the second dense water end (W.E.) (81) and the second water side (82), described the second water side (82) is connected with the reuse pure water pond (9) for reclaiming pure water.
4. a kind of waste-rwater produced by dye printing reutilizing system apparatus according to claim 3, is characterized in that: described the second dense water end (W.E.) (81) is communicated to sewage city planting ductwork.
5. a kind of waste-rwater produced by dye printing reutilizing system apparatus according to claim 4, is characterized in that: between described more medium filter (3) and described ultra-filtration equipment, be provided with deep bed filter (4).
6. a kind of waste-rwater produced by dye printing reutilizing system apparatus according to claim 5, is characterized in that: described ultrafiltration is produced water tank (6) and is connected with the backwashing pump (10) communicating with described ultra-filtration equipment (5).
7. a kind of waste-rwater produced by dye printing reutilizing system apparatus according to claim 6, is characterized in that: on the connecting pipeline of described waste water lifting pump (2) and described more medium filter (3), be provided with sterilant chemicals dosing plant or flocculation agent chemicals dosing plant (11).
8. a kind of waste-rwater produced by dye printing reutilizing system apparatus according to claim 7, is characterized in that: described ultrafiltration is produced on the pipeline between water tank (6) and described high-pressure pump (7) and is provided with Scale inhibitors chemicals dosing plant (12).
9. a kind of waste-rwater produced by dye printing reutilizing system apparatus according to claim 8, is characterized in that: described Scale inhibitors chemicals dosing plant comprises dissolving case, batch meter, dosing pump and fluid level transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885371.3U CN203668153U (en) | 2013-12-31 | 2013-12-31 | Recycling system device for printing and dyeing production wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885371.3U CN203668153U (en) | 2013-12-31 | 2013-12-31 | Recycling system device for printing and dyeing production wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203668153U true CN203668153U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320885371.3U Expired - Lifetime CN203668153U (en) | 2013-12-31 | 2013-12-31 | Recycling system device for printing and dyeing production wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203668153U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663799A (en) * | 2013-12-31 | 2014-03-26 | 浙江东洋环境工程有限公司 | Printing and dyeing production wastewater reuse system device and recycling process |
| CN106007052A (en) * | 2016-05-24 | 2016-10-12 | 江苏淘镜有限公司 | Dyestuff waste liquid treatment method |
| CN106630299A (en) * | 2017-01-22 | 2017-05-10 | 新疆莱特莱德环境工程有限公司 | Recycling utilization system and method for regenerated brine waste liquid |
-
2013
- 2013-12-31 CN CN201320885371.3U patent/CN203668153U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663799A (en) * | 2013-12-31 | 2014-03-26 | 浙江东洋环境工程有限公司 | Printing and dyeing production wastewater reuse system device and recycling process |
| CN106007052A (en) * | 2016-05-24 | 2016-10-12 | 江苏淘镜有限公司 | Dyestuff waste liquid treatment method |
| CN106630299A (en) * | 2017-01-22 | 2017-05-10 | 新疆莱特莱德环境工程有限公司 | Recycling utilization system and method for regenerated brine waste liquid |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |
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| CX01 | Expiry of patent term |