CN202038927U - Coating wastewater treatment and reclaimed water recycling system - Google Patents
Coating wastewater treatment and reclaimed water recycling system Download PDFInfo
- Publication number
- CN202038927U CN202038927U CN2011200655359U CN201120065535U CN202038927U CN 202038927 U CN202038927 U CN 202038927U CN 2011200655359 U CN2011200655359 U CN 2011200655359U CN 201120065535 U CN201120065535 U CN 201120065535U CN 202038927 U CN202038927 U CN 202038927U
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- Prior art keywords
- basin
- pond
- coating wastewater
- wastewater treatment
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 239000011248 coating agent Substances 0.000 title claims abstract description 21
- 238000000576 coating method Methods 0.000 title claims abstract description 21
- 238000004065 wastewater treatment Methods 0.000 title abstract description 9
- 238000004064 recycling Methods 0.000 title abstract 4
- 238000006243 chemical reaction Methods 0.000 claims abstract description 33
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 239000002351 wastewater Substances 0.000 claims description 38
- 230000014759 maintenance of location Effects 0.000 claims description 18
- 238000005188 flotation Methods 0.000 claims description 17
- 239000010802 sludge Substances 0.000 claims description 17
- 239000002562 thickening agent Substances 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 238000007592 spray painting technique Methods 0.000 claims description 9
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000004062 sedimentation Methods 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000013543 active substance Substances 0.000 description 5
- 230000000813 microbial effect Effects 0.000 description 5
- 150000003016 phosphoric acids Chemical class 0.000 description 5
- 238000009395 breeding Methods 0.000 description 4
- 230000001488 breeding effect Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000001112 coagulating effect Effects 0.000 description 4
- 238000005189 flocculation Methods 0.000 description 4
- 230000016615 flocculation Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000013618 particulate matter Substances 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 238000009287 sand filtration Methods 0.000 description 4
- 239000004094 surface-active agent Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 238000005238 degreasing Methods 0.000 description 2
- 238000001962 electrophoresis Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model relates to a wastewater treatment system, in particular to a coating wastewater treatment and reclaimed water recycling system, which comprises a grid mesh (1), a regulating pond (2), a reaction sedimentation pond (3), an air floatation pond (4), a filtering pond (5) and a water storing pond (8) which are all connected in sequence. The water storing pond (8) is directly connected with a recycling spraying production line (9). A clear water pond (6) and a constructed wetland (7) are connected between the filtering pond (5) and the water storing pond (8) in sequence. By adopting the technical scheme, the coating wastewater treatment and the reclaimed water recycling system has small power consumption and low usage cost, the wastewater treatment is rather complete, zero discharge can be realized, and negative influence on the environment is no longer caused, thereby having good economic benefit and environmental benefit of energy conservation and emission reduction.
Description
Technical field
The utility model relates to a kind of Waste Water Treatment, relates in particular to a kind of coating wastewater and handles and intermediate water reuse system, has the good economic benefit and the environmental benefit of energy-saving and emission-reduction simultaneously.
Background technology
Coating wastewater is meant waste water and the waste liquid that is produced by the acid pickling and rust removing of paint line, degreasing, table accent, phosphatization, passivation, electrophoresis and process section such as spray paint, and mainly comprises: degreasing waste water, phosphorized waste water, passivating wastewater, electrophoresis waste water, painting wastewater.Mainly contain tensio-active agent, phosphoric acid salt, heavy metal ion, water soluble resin, pigment, solvent etc. in the waste water.Manufacturing technique for painting dressing is widely used in industries such as machinery (automobile, motorcycle, elevator etc.), household electrical appliances, cabinet-wood and electronics, thereby coating wastewater also extensively exists.The waste water COD of continuous blow-down
Cr500-1000mg/L is on average arranged, the waste water COD of falling the groove of intermittently discharged
Cr2000-30000mg/L is on average arranged.If these waste water are not effectively administered, that will inevitably cause very big influence to water body environment on every side.Its murder by poisoning to environment is only second to electroplating wastewater, thereby its environmental influence is subjected to showing great attention to of the environmental administrations at different levels and the public.
Summary of the invention
The deficiency that the utility model is big at the floor space that exists in the prior art, current consumption is big, cost for wastewater treatment is high provides the Waste Water Treatment that a kind of current consumption is little, use cost is low, processing is thorough, reach the waste water zero delivery.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals:
Coating wastewater is handled and intermediate water reuse system, comprises aperture plate, equalizing tank, reaction settling basin, air flotation pool, filtering basin and retention basin, connects successively between above-mentioned each parts, is connected with the reuse spray-painting production line behind the retention basin.Be connected with clean water basin and artificial swamp between described filtering basin and the retention basin in turn.This design makes treated waste water after further purify water after waterplant and the microbial association effect in the artificial swamp, reaches to be back to paint line again after the reuse water standard and to use as washing water, realizes the zero release of waste water.
As preferably, reaction settling basin is connected with reactor.Reactor is to remove phosphoric acid salt and absorbed portion surfactivity and organic particulate matter through coagulating under control PH certain condition, adds flocculation agent subsequently and flocculates, separate surfactants and oily substance etc.
As preferably, described reactor is the flap reactor.
As preferably, described reactor is located in the reaction settling basin.
As preferably, be connected with air flotation pool behind the reaction settling basin, mud in reaction settling basin and the air flotation pool regularly enters sludge thickener, connect the mud compression set then, sludge thickener is connected with equalizing tank respectively by pipeline with the mud compression set, and this design is removed tensio-active agent and oily substance after making waste water through precipitation, air supporting, and the back sand filtration purifies then, the mud and the waste residue that produce in the wastewater treatment process have obtained processing, avoid secondary pollution.
As preferably, establish oil separating plate in the described equalizing tank.At first isolate a part of pollutant component in the waste water by this device.
As preferably, the local breeding of artificial swamp waterplant, this design can make treated waste water further purify water after waterplant and the microbial association effect in artificial swamp, reaches the reuse water standard.
By the technical solution of the utility model, not only can be, and can realize zero release for enterprise save water rate, do not reconstruct disadvantageous effect, thereby have the energy-saving and emission-reduction double effect environment, the optimization and upgrading of China's spray-painting production line is had promotional value.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing 1 and embodiment the utility model is further specified:
Embodiment 1
As shown in Figure 1, a kind of coating wastewater is handled and intermediate water reuse system, comprises aperture plate 1, equalizing tank 2, reaction settling basin 3, air flotation pool 4, filtering basin 5 and retention basin 8, connects successively between above-mentioned each parts, is connected with reuse spray-painting production line 9 behind the retention basin 8.Be connected with clean water basin 6, artificial swamp 7 and retention basin 8 behind the filtering basin 5 in turn.Reaction settling basin 3 is connected with reactor 31.Reaction settling basin 3 is connected sludge thickener 10 with air flotation pool 4, and the back connects mud compression set 11, and sludge thickener 10 is connected with equalizing tank 2 respectively by pipeline with mud compression set 11.Be provided with oil separating plate 21 in the equalizing tank 2.Artificial swamp 7 local breeding waterplant.
Coating wastewater earlier through aperture plate 1 carry out grid from, incorporate equalizing tank 2 then into and carry out homogeneous, establish oil separating plate 21 in the equalizing tank 2, enter reaction settling basin 3 then, reaction settling basin 3 is connected with reactor 31, reactor 31 is removed phosphoric acid salt and absorbed portion surfactivity and organic particulate matter through coagulating under control PH certain condition, adding flocculation agent subsequently flocculates, separate surfactants and oily substance etc., in reaction settling basin 3 and air flotation pool 4, through precipitation, tensio-active agent and oily substance are removed in air supporting, sand filtration purifies in filtering basin 5 then, after waterplant in the artificial swamp 7 and microbial association effect further purify water, enters retention basin 8 through clean water basin 6, be back to spray-painting production line 9 again as the washing water use after reaching the reuse water standard, realize the zero release of waste water.The mud and the scum silica frost that produce in reaction settling basin 3 and the air flotation pool 4 regularly enter sludge thickener 10, connect mud compression set 11 then, and sludge thickener 10 is connected with equalizing tank 2 respectively by pipeline with mud compression set 11.Dried mud outward transport after the press filtration, pressing filtering liquid is back to equalizing tank 2.
Embodiment 2
A kind of coating wastewater is handled and intermediate water reuse system, comprises aperture plate 1, equalizing tank 2, reaction settling basin 3, air flotation pool 4, filtering basin 5 and retention basin 8, connects successively between above-mentioned each parts, is connected with reuse spray-painting production line 9 behind the retention basin 8.Be connected with clean water basin 6, artificial swamp 7 and retention basin 8 behind the filtering basin 5 in turn.Reaction settling basin 3 is connected with reactor 31.Described reactor 31 is the flap reactor.Reaction settling basin 3 is connected sludge thickener 10 with air flotation pool 4, and the back connects mud compression set 11, and sludge thickener 10 is connected with equalizing tank 2 respectively by pipeline with mud compression set 11.Be provided with oil separating plate 21 in the equalizing tank 2.Artificial swamp 7 local breeding waterplant.
Coating wastewater earlier through aperture plate 1 carry out grid from, incorporate equalizing tank 2 then into and carry out homogeneous, establish oil separating plate 21 in the equalizing tank 2, enter reaction settling basin 3 then, reaction settling basin 3 is connected with reactor 31, reactor 31 is the flap reactor.The flap reactor is to remove phosphoric acid salt and absorbed portion surfactivity and organic particulate matter through coagulating under control PH certain condition, adding flocculation agent subsequently flocculates, separate surfactants and oily substance etc., in reaction settling basin 3 and air flotation pool 4, through precipitation, tensio-active agent and oily substance are removed in air supporting, sand filtration purifies in filtering basin 5 then, through clean water basin 6 after waterplant in the artificial swamp 7 and microbial association effect further purify water, enter retention basin 8, be back to spray-painting production line 9 again as the washing water use after reaching the reuse water standard, realize the zero release of waste water.The mud and the scum silica frost that produce in reaction settling basin 3 and the air flotation pool 4 regularly enter sludge thickener 10, connect mud compression set 11 then, and sludge thickener 10 is connected with equalizing tank 2 respectively by pipeline with mud compression set 11.Dried mud outward transport after the press filtration, pressing filtering liquid is back to equalizing tank 2.
Embodiment 3
A kind of coating wastewater is handled and intermediate water reuse system, comprises aperture plate 1, equalizing tank 2, reaction settling basin 3, air flotation pool 4, filtering basin 5 and retention basin 8, connects successively between above-mentioned each parts, is connected with reuse spray-painting production line 9 behind the retention basin 8.Be connected with clean water basin 6, artificial swamp 7 and retention basin 8 behind the filtering basin 5 in turn.Reaction settling basin 3 is connected with reactor 31.Reactor 31 can be arranged in the reaction settling basin 3.Reaction settling basin 3 is connected sludge thickener 10 with air flotation pool 4, and the back connects mud compression set 11, and sludge thickener 10 is connected with equalizing tank 2 respectively by pipeline with mud compression set 11.Be provided with oil separating plate 21 in the equalizing tank 2.Artificial swamp 7 local breeding waterplant.
Coating wastewater earlier through aperture plate 1 carry out grid from, incorporate equalizing tank 2 then into and carry out homogeneous, establish oil separating plate 21 in the equalizing tank 2, enter reaction settling basin 3 then, reaction settling basin 3 is connected with reactor 31, and reactor 31 is the flap reactor, and reactor 31 is located in the reaction settling basin 3.The flap reactor is to remove phosphoric acid salt and absorbed portion surfactivity and organic particulate matter through coagulating under control PH certain condition, adding flocculation agent subsequently flocculates, separate surfactants and oily substance etc., in reaction settling basin 3 and air flotation pool 4, through precipitation, tensio-active agent and oily substance are removed in air supporting, sand filtration purifies in filtering basin 5 then, through clean water basin 6 after waterplant in the artificial swamp 7 and microbial association effect further purify water, enter retention basin 8, be back to spray-painting production line 9 again as the washing water use after reaching the reuse water standard, realize the zero release of waste water.The mud and the scum silica frost that produce in reaction settling basin 3 and the air flotation pool 4 regularly enter sludge thickener 10, connect mud compression set 11 then, and sludge thickener 10 is connected with equalizing tank 2 respectively by pipeline with mud compression set 11.Dried mud outward transport after the press filtration, pressing filtering liquid is back to equalizing tank 2.
In a word, the above only is the preferred embodiment of the utility model content, allly applies for a patent the equalization done according to the utility model content and changes and decorate, and all should belong to the covering scope of the utility model patent.
Claims (7)
1. coating wastewater is handled and intermediate water reuse system, comprise aperture plate (1), equalizing tank (2), reaction settling basin (3), air flotation pool (4), filtering basin (5) and retention basin (8), above-mentioned each parts connect successively, it is characterized in that: be connected with reuse spray-painting production line (9) behind the retention basin (8).
2. coating wastewater according to claim 1 is handled and intermediate water reuse system, it is characterized in that: also be connected clean water basin (6) and artificial swamp (7) successively between described filtering basin (5) and the retention basin (8).
3. coating wastewater according to claim 1 and 2 is handled and intermediate water reuse system, and it is characterized in that: reaction settling basin (3) is connected with reactor (31).
4. coating wastewater according to claim 3 is handled and intermediate water reuse system, and it is characterized in that: described reactor (31) is the flap reactor.
5. coating wastewater according to claim 4 is handled and intermediate water reuse system, and it is characterized in that: described reactor (31) is located in the reaction settling basin (3).
6. coating wastewater according to claim 1 and 2 is handled and intermediate water reuse system, it is characterized in that: reaction settling basin (3) is connected sludge thickener (10) with air flotation pool (4), described sludge thickener (10) connects mud compression set (11), and sludge thickener (10) is connected with equalizing tank (2) by pipeline respectively with mud compression set (11).
7. handle and intermediate water reuse system according to claim 1 or 2 described coating wastewaters, it is characterized in that: be provided with oil separating plate (21) in the equalizing tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200655359U CN202038927U (en) | 2011-03-14 | 2011-03-14 | Coating wastewater treatment and reclaimed water recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200655359U CN202038927U (en) | 2011-03-14 | 2011-03-14 | Coating wastewater treatment and reclaimed water recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202038927U true CN202038927U (en) | 2011-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200655359U Expired - Fee Related CN202038927U (en) | 2011-03-14 | 2011-03-14 | Coating wastewater treatment and reclaimed water recycling system |
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| Country | Link |
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| CN (1) | CN202038927U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112992A (en) * | 2013-01-29 | 2013-05-22 | 江苏南方涂装环保股份有限公司 | Method and device for purifying treatment wastewater prior to painting by adopting constructed wetland |
| CN105330095A (en) * | 2015-10-16 | 2016-02-17 | 安徽省巢湖铸造厂有限责任公司 | Regeneration reuse method for phosphorization wastewater |
| CN107055857A (en) * | 2017-01-04 | 2017-08-18 | 江苏大学 | A kind of coating wastewater cleansing and recycling equipment |
| CN110451671A (en) * | 2019-08-22 | 2019-11-15 | 北京正和顺汽车部件有限公司 | The self-circulating water processing unit of electrophoretic painting |
| CN113354206A (en) * | 2021-06-17 | 2021-09-07 | 南京工大膜应用技术研究所有限公司 | Electroplating degreasing water oil removing equipment and technological process |
-
2011
- 2011-03-14 CN CN2011200655359U patent/CN202038927U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112992A (en) * | 2013-01-29 | 2013-05-22 | 江苏南方涂装环保股份有限公司 | Method and device for purifying treatment wastewater prior to painting by adopting constructed wetland |
| CN105330095A (en) * | 2015-10-16 | 2016-02-17 | 安徽省巢湖铸造厂有限责任公司 | Regeneration reuse method for phosphorization wastewater |
| CN107055857A (en) * | 2017-01-04 | 2017-08-18 | 江苏大学 | A kind of coating wastewater cleansing and recycling equipment |
| CN110451671A (en) * | 2019-08-22 | 2019-11-15 | 北京正和顺汽车部件有限公司 | The self-circulating water processing unit of electrophoretic painting |
| CN113354206A (en) * | 2021-06-17 | 2021-09-07 | 南京工大膜应用技术研究所有限公司 | Electroplating degreasing water oil removing equipment and technological process |
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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: 20111116 Termination date: 20170314 |
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| CF01 | Termination of patent right due to non-payment of annual fee |