CN209721781U - A kind of device of painting wastewater processing - Google Patents
A kind of device of painting wastewater processing Download PDFInfo
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- CN209721781U CN209721781U CN201920046770.8U CN201920046770U CN209721781U CN 209721781 U CN209721781 U CN 209721781U CN 201920046770 U CN201920046770 U CN 201920046770U CN 209721781 U CN209721781 U CN 209721781U
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Abstract
The utility model discloses a kind of devices of painting wastewater processing, including absorption tower, absorption tower connection corresponding with coagulation reaction tank, coagulation reaction tank connection corresponding with sedimentation basin, sedimentation basin connection corresponding with ozone oxidation pond, ozone bubbles all-in-one machine, the ozone oxidation pond connection corresponding with adsorption tank, adsorption tank connection corresponding with filtering ponds are externally provided in the ozone oxidation pond.Lacquer spraying waste gas is converted wastewater treatment by the utility model, reduces processing difficulty and cost, and structure is simple, and treatment effect is obvious, stable and reliable operation, realizes waste water recycling, saves water resource.
Description
Technical field
The utility model relates to the devices that sewage treatment field more particularly to a kind of painting wastewater are handled.
Background technique
Main during paint spraying to generate coating cloud and Organic Waste Gas Pollution, paint is atomized into particle under high pressure effect,
In spraying, part paint does not reach object being painted surface, forms coating cloud with air-flow disperse；Organic exhaust gas is from diluent
Volatilization, organic solvent will not be attached to object being painted surface with paint, and all release is formed organic waste in spray painting and solidification process
Gas (have document report up to hundreds of volatile organic matter, be belonging respectively to alkane, cycloalkane, alkene, aromatic compounds, alcohol,
Aldehyde, ketone, ester, ether and other compounds).
The process that painting wastewater generates absorbs sprayed paint fog by the recirculated water of cascade (water curtain) device, to generate a large amount of
Technique waste water.And since the coating cloud that the process that water is recycled absorbs is more and more, cause recirculated water muddy, rotten, smelly,
Being normally carried out for production is influenced, therefore the painting wastewater some cycles of paint spray booth will discharge replacement.In the painting wastewater needed to change
It is exceeded containing a large amount of organic substance (including acrylic resin, polyurethane, alkyd resin, acetone, ethyl alcohol etc.) SS, COD etc.,
The discharge of these pollutants directly increases and receives the pollutional load of sewage body and will cause to water quality sternly such as without processing
The influence of weight.
Conventional treatment method is all first to remove dross, then carries out flocculation reaction, handles contained coating by precipitating or floating
In pigment and remaining resin and solvent, after discharging into comprehensive wastewater treatment facility, common drift ice oxidizing process is difficult to waste water
In oxidation operation, cause finally to discharge water COD exceeded.Therefore the device for designing a kind of painting wastewater processing, so that spray painting
Waste water being capable of qualified discharge or reuse.
Utility model content
In order to overcome the defects of the prior art, a kind of device of painting wastewater processing is provided.
The utility model is realized by following proposal:
A kind of device of painting wastewater processing, including absorption tower, absorption tower connection corresponding with coagulation reaction tank are described
Coagulation reaction tank connection corresponding with sedimentation basin, sedimentation basin connection corresponding with ozone oxidation pond, outside the ozone oxidation pond
Equipped with ozone bubbles all-in-one machine, the ozone oxidation pond connection corresponding with adsorption tank, adsorption tank connection corresponding with filtering ponds；
The absorption tower includes the tower body of hollow structure, and interlayer is equipped in the tower body, is set on the top of the tower body
There are exhaust main, exhaust main connection corresponding with exhaust pipe, tower body is divided into interconnected washing chamber by the interlayer
And return passage, it is equipped with air inlet pipe in the lower part of the washing chamber, is equipped with return pipe, the return pipe in the lower part of the return passage
Connection corresponding with exhaust main, is equipped with sprinkling equipment, the sprinkling equipment passes through above the washing chamber and return passage
Pipeline connection corresponding with elevator pump, the elevator pump are correspondingly connected with fluid reservoir, are equipped with liquid outlet, institute in the bottom end of the tower body
State liquid outlet connection corresponding with coagulation reaction tank.
It is equipped with flow valve on the return pipe and exhaust pipe, is equipped with detector in the exhaust pipe.
The ozone oxidation pond includes pond body, and inlet and outlet are equipped in the pond body, are set in the pond body
The aeration branch pipe for having aeration to be responsible for and communicate with aeration supervisor, the aeration supervisor are correspondingly connected with ozone bubbles all-in-one machine, In
The aeration branch pipe is equipped with several solarization air caps.
Fixing seat is equipped in the bottom of the aeration supervisor and aeration branch pipe.
Water inlet connection corresponding with sedimentation basin, water outlet connection corresponding with adsorption tank.
The adsorption tank includes pond body, and adsorption tank import is equipped with the pond and adsorption tank exports, in the pond body
Interior successively staggered adsorption layer, one end and the pond body of the adsorption layer of being equipped with is correspondingly connected with, the adsorption tank outlet and mistake
The corresponding connection in filter tank.
The utility model has the following beneficial effects:
1. lacquer spraying waste gas first passes around absorption tower to a kind of device of painting wastewater processing of the utility model when in use, utilize
Absorbing liquid contacts with each other with lacquer spraying waste gas, and the harmful substance in lacquer spraying waste gas is dissolved in absorbing liquid, then successively leads to liquid
Coagulation reaction tank and sedimentation basin are crossed, by coagulating, precipitating, waste water CODCrTotal removal rate can reach 60%~80%；So
Afterwards again by ozone oxidation pond and adsorption tank, through peroxidization, coagulating sedimentation, waste water CODCrIt can reach standard of drainage；Finally
By filtering ponds, different impurity is removed by filtration core slot different in filtering ponds, for example quartz sand filtration core slot can remove
Tiny particles content, active carbon filtration core slot can further remove coloration and suspended matter, and filtering ponds enable waste water deep layer to purify, out
Water reuse up to standard has saved so that waste water is recycled and has used water, also reduced costs of production and operation.
2. exhaust main in a kind of device of the utility model painting wastewater processing respectively with exhaust pipe and return pipe pair
It should be connected to, detector is equipped on exhaust pipe, when the exhaust emission concentration being discharged in detector detection absorption tower cannot be up to standard
When discharge, the flow valve on return pipe and exhaust pipe is adjusted, lacquer spraying waste gas is returned in absorption tower by return pipe and is carried out repeatedly
Spray-absorption, until detectable concentration qualified discharge；Exhaust pipe can also be connected with waste gas treatment equipment simultaneously, realize waste water and gas
It handles simultaneously, improves treatment effeciency.
3. the ozone oxidation pond in a kind of device of painting wastewater processing of the utility model is equipped with ozone bubbles all-in-one machine, smelly
Oxygen bubbles all-in-one machine includes bubble generator and ozone generator, and ozone generator provides ozone gas, and ozone gas is passed through gas
It is soaked in generating apparatus and generates ozone bubbles, then ozone bubbles enter in aeration branch pipe from aeration supervisor and enter again from solarization air cap
Into pond body, finally ozone bubbles and liquid are mixed to form ozone bubbles liquid in pond body, the ozone bubbles rate of climb in water
Slowly, the residence time is long, and dissolved efficiency is high, so that it is had negatively charged and rich in strong oxidizing property the Characteristics of Free Radicals Produced of oxygenation, when smelly
When oxygen bubbles explosion, a large amount of OH free radicals can be generated, therefore the ozone bubbles current potential that not only surface charge generates is high, Er Qiebiao
Face area is very big, improves the oxidation contact treatment face of debirs, to fine in air be suspended with good adsorption effect with
Efficient removal rate also has preferable removal effect to COD, ammonia, nitrogen and total phosphorus.
4. being equipped with adsorption tank in a kind of device of painting wastewater processing of the utility model and being equipped with successively in the pond body
Staggered adsorption layer increases time of contact and the contact area of waste water and adsorption layer, effectively at the purification of raising waste water
Manage effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the device of painting wastewater processing of the utility model；
Fig. 2 is the structural schematic diagram on the absorption tower of the utility model；
Fig. 3 is the structural schematic diagram in the ozone oxidation pond of the utility model；
Fig. 4 is the structural schematic diagram of the adsorption tank of the utility model；
In figure: 1 is absorption tower, and 11 be tower body, and 12 be interlayer, and 13 be washing chamber, and 14 be return passage, and 15 be air inlet pipe, 16
It is return pipe for exhaust main, 17,18 be sprinkling equipment, and 19 be elevator pump, and 110 be fluid reservoir, and 111 be liquid outlet, and 112 are
Exhaust pipe, 113 be flow valve, and 114 be detector, and 2 be coagulation reaction tank, and 3 be sedimentation basin, and 4 be ozone oxidation pond, and 41 be pond
Body, 42 be water inlet, and 43 be water outlet, and 44 be aeration general pipeline, and 45 be aeration branch pipe, and 46 be solarization air cap, and 47 be fixing seat, and 5 are
Ozone bubbles all-in-one machine, 6 be adsorption tank, and 61 be pond body, and 62 be adsorption tank import, and 63 export for adsorption tank, and 64 be adsorption layer, 7
For filtering ponds.
Specific embodiment
The present invention will be further described in the following with reference to the drawings and specific embodiments:
As shown in Figure 1, a kind of device of painting wastewater processing, including absorption tower 1, the absorption tower 1 and coagulation reaction tank 2
Corresponding connection, the connection corresponding with sedimentation basin 3 of coagulation reaction tank 2, the connection corresponding with ozone oxidation pond 4 of sedimentation basin 3, In
The ozone oxidation pond 4 is externally provided with ozone bubbles all-in-one machine 5, the connection corresponding with adsorption tank 6 of ozone oxidation pond 4, the suction
The attached connection corresponding with filtering ponds 7 of pond 6.Lacquer spraying waste gas passes through a kind of device of painting wastewater processing of the utility model first when in use
Absorption tower 1 is crossed, is contacted with each other using absorbing liquid and lacquer spraying waste gas, the harmful substance in lacquer spraying waste gas is dissolved in absorbing liquid, so
Liquid is passed sequentially through into coagulation reaction tank 2 and sedimentation basin 3 afterwards, by coagulating, precipitating, waste water CODCrTotal removal rate it is reachable
To 60%~80%；Then again by ozone oxidation pond 4 and adsorption tank 6, through peroxidization, coagulating sedimentation, waste water CODCrIt can
Reach standard of drainage；Finally pass through filtering ponds 7, different impurity, such as stone are removed by filtration core slot different in filtering ponds 7
Sand filtration core slot can remove tiny particles content, and active carbon filtration core slot can further remove coloration and suspended matter, and filtering ponds make
Waste water is able to deep layer purification, standard water discharge reuse, so that waste water is recycled, has saved and has used water, also reduces production warp
Seek cost.
As shown in Fig. 2, the absorption tower 1 includes the tower body 11 of hollow structure, interlayer 12, In is equipped in the tower body 11
The top of the tower body 11 is equipped with exhaust main 16, and the connection corresponding with exhaust pipe 112 of exhaust main 16, the interlayer 12 will
Tower body 11 is divided into interconnected washing chamber 13 and return passage 14, is equipped with air inlet pipe 15, In in the lower part of the washing chamber 13
The lower part of the return passage 14 is equipped with return pipe 17, the connection corresponding with exhaust main 16 of return pipe 17, in the washing chamber
13 and the top of return passage 14 be equipped with sprinkling equipment 18, the sprinkling equipment 18 is connected to by the way that pipeline is corresponding with elevator pump 19,
The elevator pump 19 is correspondingly connected with fluid reservoir 110, is equipped with liquid outlet 111, the liquid outlet 111 in the bottom end of the tower body 11
Connection corresponding with coagulation reaction tank 2.It is equipped with flow valve 113 on the return pipe 17 and exhaust pipe 112, in the exhaust
Pipe 112 is equipped with detector 114.Exhaust main 16 in a kind of device of the utility model painting wastewater processing respectively with exhaust pipe
112 are connected to the correspondence of return pipe 17, and detector 114 is equipped on exhaust pipe 112, are discharged when detector 114 detects in absorption tower 1
Exhaust emission concentration when being unable to qualified discharge, adjust the flow valve 113 on return pipe 17 and exhaust pipe 112, spray painting is useless
Gas is returned by return pipe 17 and carries out multiple spray-absorption in absorption tower 1, until detectable concentration qualified discharge；Exhaust pipe simultaneously
112 can also connect with waste gas treatment equipment, realize that waste water and gas is handled simultaneously, improve treatment effeciency.
As shown in figure 3, the ozone oxidation pond 4 includes pond body 41, water inlet 42 and water outlet are equipped in the pond body 41
Mouth 43 is equipped with aeration supervisor 44 in the pond body 41 and is responsible for 44 aeration branch pipes 45 communicated, the aeration supervisor with aeration
44 are correspondingly connected with ozone bubbles all-in-one machine 5, several solarization air caps 46 are equipped on the aeration branch pipe 45.It is led in the aeration
The bottom of pipe 44 and aeration branch pipe 45 is equipped with fixing seat 47.The connection corresponding with sedimentation basin 3 of water inlet 42, the water outlet 43
Connection corresponding with adsorption tank 6.The ozone bubbles all-in-one machine 5 includes bubble generator and ozone generator, and ozone generator mentions
For ozone gas, ozone gas, which is passed through in bubble generator, generates ozone bubbles, then ozone bubbles from aeration supervisor 44 into
Enter and entered in pond body 41 from solarization air cap 46 again into aeration branch pipe 45, finally ozone bubbles with liquid mix shape in pond body 41
At ozone bubbles liquid, the rate of climb is slow in water for ozone bubbles, and the residence time is long, and dissolved efficiency is high, so that it is had oxygenation band negative
Charge and Characteristics of Free Radicals Produced rich in strong oxidizing property can generate a large amount of OH free radicals, therefore ozone gas when ozone bubbles explosion
The bubble current potential that not only surface charge generates is high, but also surface area is very big, the oxidation contact treatment face of debirs is improved, to sky
Fine in gas is suspended with good adsorption effect and efficient removal rate, also has to COD, ammonia, nitrogen and total phosphorus and preferably goes
Except effect.
As shown in figure 4, the adsorption tank 6 includes pond body 61, adsorption tank import 62 and absorption are equipped on the pond body 61
Pond outlet 63 is equipped with successively staggered adsorption layer 64, one end of the adsorption layer 64 and pond body 61 in the pond body 61
It is correspondingly connected with, the adsorption tank outlet 63 connection corresponding with filtering ponds 7.In a kind of device of painting wastewater processing of the utility model
It is equipped with successively staggered adsorption layer 64 equipped with adsorption tank 6 and in the pond body 61, boiling can be filled in adsorption layer 64
The adsorbing mediums such as stone, active carbon, ion exchange resin increase time of contact and the contact area of waste water and adsorption layer 64, effectively
Raising waste water purified treatment effect.
In the present invention, ozone bubbles all-in-one machine generates ozone and bubble and dissolves in ozone in bubble, specific
Process and working principle are existing well-known technique, and detector specific structure and the course of work are existing well-known technique, herein not
It repeats again.
Although having done more detailed elaboration to the technical solution of the utility model and having enumerated, it should be understood that for
For those skilled in the art, modifications to the embodiments described above may be made or uses equivalent alternative solution, this skill to this field
Be for art personnel it is clear that on the basis of without departing from the spirit of the present invention these modifications or improvements, belong to
In the range of the requires of the utility model protection.
Claims (6)
1. a kind of device of painting wastewater processing, including absorption tower (1), it is characterised in that: the absorption tower (1) and coagulating
The corresponding connection in pond (2), coagulation reaction tank (2) connection corresponding with sedimentation basin (3), the sedimentation basin (3) and ozone oxidation pond
(4) corresponding connection, is externally provided with ozone bubbles all-in-one machine (5) in the ozone oxidation pond (4), the ozone oxidation pond (4) and suction
The corresponding connection of attached pond (6), adsorption tank (6) connection corresponding with filtering ponds (7)；
The absorption tower (1) includes the tower body (11) of hollow structure, interlayer (12) is equipped in the tower body (11), in the tower
The top of body (11) is equipped with exhaust main (16), exhaust main (16) connection corresponding with exhaust pipe (112), the interlayer
(12) tower body (11) is divided into interconnected washing chamber (13) and return passage (14), is set in the lower part of the washing chamber (13)
There are air inlet pipe (15), is equipped with return pipe (17), the return pipe (17) and exhaust main in the lower part of the return passage (14)
(16) corresponding connection, is equipped with sprinkling equipment (18), the spray is set above the washing chamber (13) and return passage (14)
Standby (18) by pipeline connection corresponding with elevator pump (19), the elevator pump (19) is correspondingly connected with fluid reservoir (110), described
The bottom end of tower body (11) is equipped with liquid outlet (111), liquid outlet (111) connection corresponding with coagulation reaction tank (2).
2. a kind of device of painting wastewater processing according to claim 1, it is characterised in that: in the return pipe (17) and
It is equipped with flow valve (113) on exhaust pipe (112), is equipped with detector (114) in the exhaust pipe (112).
3. a kind of device of painting wastewater processing according to claim 1, it is characterised in that: the ozone oxidation pond (4)
Including pond body (41), it is equipped with water inlet (42) and water outlet (43) on the pond body (41), is equipped in the pond body (41)
Aeration supervisor (44) and the aeration branch pipe (45) communicated with aeration supervisor (44), the aeration supervisor (44) and ozone bubbles one
Body machine (5) is correspondingly connected with, several solarization air caps (46) are equipped on the aeration branch pipe (45).
4. a kind of device of painting wastewater processing according to claim 3, it is characterised in that: be responsible for (44) in the aeration
Fixing seat (47) are equipped with the bottom of aeration branch pipe (45).
5. a kind of device of painting wastewater processing according to claim 3, it is characterised in that: the water inlet (42) and heavy
The corresponding connection in shallow lake pond (3), water outlet (43) connection corresponding with adsorption tank (6).
6. a kind of device of painting wastewater processing according to claim 1, it is characterised in that: the adsorption tank (6) includes
Pond body (61) is equipped with adsorption tank import (62) and adsorption tank outlet (63) on the pond body (61), in the pond body (61)
Equipped with successively staggered adsorption layer (64), one end and the pond body (61) of the adsorption layer (64) are correspondingly connected with, the absorption
Pond exports (63) connection corresponding with filtering ponds (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046770.8U CN209721781U (en) | 2019-01-11 | 2019-01-11 | A kind of device of painting wastewater processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046770.8U CN209721781U (en) | 2019-01-11 | 2019-01-11 | A kind of device of painting wastewater processing |
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| Publication Number | Publication Date |
|---|---|
| CN209721781U true CN209721781U (en) | 2019-12-03 |
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ID=68679617
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920046770.8U Active CN209721781U (en) | 2019-01-11 | 2019-01-11 | A kind of device of painting wastewater processing |
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| Country | Link |
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| CN (1) | CN209721781U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111423009A (en) * | 2020-02-26 | 2020-07-17 | 宁波天扬工业新技术有限公司 | Intelligent circulation treatment method and device for paint mist spray water |
| CN113045047A (en) * | 2021-03-29 | 2021-06-29 | 江西清绿环保有限公司 | Paint spraying wastewater purification and circulation system |
| CN114349282A (en) * | 2022-01-11 | 2022-04-15 | 上海依科绿色工程有限公司 | Circulating wastewater treatment and recycling system and recycling method for water curtain spray room of automobile factory |
-
2019
- 2019-01-11 CN CN201920046770.8U patent/CN209721781U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111423009A (en) * | 2020-02-26 | 2020-07-17 | 宁波天扬工业新技术有限公司 | Intelligent circulation treatment method and device for paint mist spray water |
| CN113045047A (en) * | 2021-03-29 | 2021-06-29 | 江西清绿环保有限公司 | Paint spraying wastewater purification and circulation system |
| CN114349282A (en) * | 2022-01-11 | 2022-04-15 | 上海依科绿色工程有限公司 | Circulating wastewater treatment and recycling system and recycling method for water curtain spray room of automobile factory |
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