CN204874120U - Waste gas waste water that sprays paint integration processing system - Google Patents
Waste gas waste water that sprays paint integration processing system Download PDFInfo
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- CN204874120U CN204874120U CN201520522610.8U CN201520522610U CN204874120U CN 204874120 U CN204874120 U CN 204874120U CN 201520522610 U CN201520522610 U CN 201520522610U CN 204874120 U CN204874120 U CN 204874120U
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- 239000002912 waste gas Substances 0.000 title claims abstract description 74
- 239000002351 wastewater Substances 0.000 title claims abstract description 62
- 239000003973 paint Substances 0.000 title claims abstract description 44
- 238000012545 processing Methods 0.000 title claims abstract description 16
- 239000007921 spray Substances 0.000 title abstract description 8
- 230000010354 integration Effects 0.000 title abstract description 7
- 238000005406 washing Methods 0.000 claims abstract description 77
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 56
- 239000007789 gas Substances 0.000 claims abstract description 39
- 239000002699 waste material Substances 0.000 claims abstract description 39
- 230000003647 oxidation Effects 0.000 claims description 39
- 238000007254 oxidation reaction Methods 0.000 claims description 39
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 238000005273 aeration Methods 0.000 claims description 20
- 238000005507 spraying Methods 0.000 claims description 20
- 239000002893 slag Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 11
- 239000011941 photocatalyst Substances 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 5
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- 239000004922 lacquer Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 238000002156 mixing Methods 0.000 description 8
- 238000000926 separation method Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012994 industrial processing Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a waste gas waste water that sprays paint integration processing system, including waste gas treatment system and effluent disposal system. Wherein, waste gas treatment system is including the washing processing unit and the dry -type waste gas processing unit that communicate in proper order. Effluent disposal system includes wastewater collection groove, waste water treatment unit, waste residue processing unit and clear water groove. The waste water treatment unit is multistage waste water treatment unit, the entry and the wastewater collection groove intercommunication of waste water treatment unit, the export of waste water treatment unit includes first export and second export, and communicates with waste residue processing unit and clear water groove respectively. The export in clear water groove communicates with the circulating water pond among the washing processing unit. This system has high -efficient clean the exhaust gas and waste water to and the characteristics of waste water zero release. In addition, with the integration of waste gas treatment system and effluent disposal system, can save intermediate link, improve equipment's compactedness, the running cost of lowering system.
Description
Technical Field
The utility model relates to a processing apparatus system sprays paint, in particular to waste gas waste water integration processing system sprays paint.
Background
Spray painting is one of the surface treatment processes commonly used in industrial processing. A large amount of waste gas can be generated in the process of a paint spraying procedure, the waste gas is mainly granular pollutants and organic volatile gas such as benzene, toluene, xylene and the like, and the waste gas is harmful to human bodies and can be discharged into the atmosphere after reaching the standard through waste gas treatment. Generally, in the exhaust gas treatment process, a large amount of clean water is used to wash the exhaust gas, so that on one hand, particulate matters in the exhaust gas can be removed, and on the other hand, the paint mist capturing capability can be improved and the pipeline blockage can be reduced, so that a large amount of waste water can be generated in the exhaust gas treatment process, and the waste water can seriously affect the surrounding environment if directly discharged. In order to reduce the pollution of the waste water, some manufacturers can directly discharge the waste water after independently performing a simple water treatment process, so that not only is the water waste caused, but also the decontamination effect is not ideal, and the treated water quality cannot meet the requirements of industrial application. In addition, the conventional exhaust gas treatment system has a limited exhaust gas treatment capability and an exhaust gas treatment effect thereof has yet to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at improving the processing capacity and the treatment effect of japanning waste gas waste water to and reduce wastewater discharge, provide a high-efficient waste gas and waste water, the waste water zero release's of purifying waste gas waste water integration processing system that sprays paint, solve one or more of above-mentioned problem.
According to an aspect of the utility model, a waste gas waste water integration processing system sprays paint is provided, including exhaust-gas treatment system and effluent disposal system. Wherein,
the waste gas treatment system comprises a washing treatment unit and a dry waste gas treatment unit, wherein the gas inlet of the washing treatment unit is a waste gas inlet, and the gas outlet of the washing treatment unit is communicated with the gas inlet of the dry waste gas treatment unit.
The wastewater treatment system comprises a wastewater treatment unit, a waste residue treatment unit, a clear water tank and a wastewater collection tank for collecting wastewater generated by washing the treatment unit and/or a painting workshop. The waste water treatment unit is a multistage waste water treatment unit, an inlet of the waste water treatment unit is communicated with the waste water collecting tank through a pipeline, an outlet of the waste water treatment unit comprises a first outlet and a second outlet, the first outlet is communicated with the waste residue treatment unit through a pipeline, and the second outlet is communicated with an inlet of the clear water tank through a pipeline. The outlet of the clear water tank is communicated with a circulating water tank in the washing treatment unit through a pipeline.
The beneficial effect is that, because the waste gas treatment system comprises the washing treatment unit and the dry-type waste gas treatment unit, the multi-stage waste gas treatment system can also have better waste gas treatment effect and treatment capacity. Because the wastewater treatment system is used for treating wastewater generated by the washing treatment unit and/or the paint spraying workshop, and the wastewater is treated by the multi-stage wastewater treatment unit, better wastewater treatment effect can be realized; the treated wastewater finally flows back to a circulating water tank of the washing treatment unit for recycling, so that the effects of saving water resources and zero discharge of sewage are achieved. In addition, the waste gas treatment and waste water treatment system are integrated, so that intermediate links can be saved, the compactness of equipment is improved, and the running cost of the system is reduced.
In some embodiments, the liquid in the slag treatment unit flows to an inlet of a clear water tank. The wastewater treatment unit comprises a first reaction tank, a second reaction tank and a paint water separation tank which are sequentially communicated, an inlet of the first reaction tank is communicated with the wastewater collecting tank through a pipeline, an outlet of the paint water separation tank is an outlet of the wastewater treatment unit, and stirrers are arranged in the first reaction tank and the second reaction tank. The device has the advantages that the wastewater treatment unit is a secondary wastewater treatment unit, the second wastewater treatment unit comprises the first reaction tank for rapid mixing and the second reaction tank for slow mixing, and the secondary wastewater treatment unit not only has good wastewater treatment capacity, but also simplifies the treatment process and enables the whole device to be compact in structure.
In some embodiments, the slag treatment unit comprises a slag collection tank and a filter press, an inlet of the slag collection tank is communicated with the first outlet, the slag collection tank comprises an upper outlet and a lower outlet, wherein the upper outlet is communicated with the inlet of the clear water tank through a pipeline, and the lower outlet is communicated with the inlet of the filter press; the liquid outlet of the filter press is communicated with the inlet of the clear water tank through a pipeline. The waste residue treatment unit is used for collecting and treating solid matters generated in the wastewater treatment process, filter-pressing and dehydrating the waste residues through the filter press, and the generated filter-pressing also flows back to the clear water tank and can finally flow back to the waste gas treatment system for recycling, so that water waste is avoided; in addition, paint slag generated by the waste slag through a filter press can be recycled as a raw material for preparing paint.
In some embodiments, a pneumatic valve is disposed between the first outlet and the inlet of the waste collection tank, and a pneumatic pump is disposed between the waste collection tank and the filter press. The waste water treatment system has the beneficial effects that the pneumatic valve is used for controlling the discharge of waste residues in the waste water treatment unit. Because the pneumatic pump takes compressed air as power, the flow can be automatically adjusted along with the change of backpressure, and the pneumatic pump is very suitable for fluid with medium and high viscosity and more particle content. The pneumatic pump provides power for conveying the waste residues in the waste residue collecting tank to the filter press.
In some embodiments, the washing treatment unit comprises a deslagging washing tower and an oxidation washing tower which are communicated in sequence, the deslagging washing tower is communicated with the paint spraying workshop through a pipeline, and the oxidation washing tower is communicated with the air inlet of the dry-type waste gas treatment unit. The waste gas treatment device has the beneficial effects that the deslagging and washing tower is used for removing most of particles in the waste gas, and the oxidation and washing tower is used for carrying out primary oxidation removal on volatile gas in the waste gas.
In some embodiments, the dry exhaust gas treatment unit comprises a photocatalytic decomposition tower. The photocatalyst decomposing tower has the beneficial effects that the photocatalyst decomposing tower is used for carrying out deep purification treatment on residual volatile gas, and the removal rate of waste gas pollutants is improved.
In some embodiments, the washing treatment unit further comprises an aeration system for uniformly aerating the circulating water tanks in the deslagging washing tower and the oxidation washing tower, wherein the aeration system comprises an aeration blower and an aeration pipe connected with the aeration blower. The deslagging washing tower, the oxidation washing tower and the photocatalyst decomposing tower are all connected with a water pump. The beneficial effects are that, because the aeration system who uses is used for carrying out the aeration to the circulating water pond and transfers the uniformity, has replaced traditional mixer, can reach energy-efficient effect.
In some embodiments, the deslagged wash tower is a multi-stage deslagged wash tower and the oxidation wash tower is a cyclonic oxidation wash tower. The beneficial effects are that the deslagging effect of the multi-section deslagging washing tower is better; the waste gas oxidation treatment effect of the cyclone oxidation washing tower is good.
In some embodiments, the multi-stage deslagging scrubber is a two-stage scrubber comprising a wet scrubber and a first scrubber in communication with the wet scrubber. The first washing tower comprises a water removing layer and a paint removing layer, and is connected with the first dosing machine. The oxidation scrubber comprises a water removal layer and an oxidation layer. An exhaust fan is arranged between the first washing tower and the oxidation washing tower. The wet dust collector has the beneficial effects that the wet dust collector is adopted, so that particles in the waste gas are contacted with liquid, and the separation effect of the particles in the waste gas is realized by utilizing the inertia of water drops and the particles or utilizing the full mixing action of water and the particles and other principles. The first scrubber is used to further remove particulate matter from the exhaust gas. Because first scrubbing tower is connected with the dosing machine, can add the material of breaking waste gas coating cloud stickness so, the jam of reducible back end system and increase the capture ability to the coating cloud, improve the purifying effect of waste gas. The increased exhaust fan can better convey the waste gas of the first washing tower to the cyclone oxidation washing tower for purification treatment.
In some embodiments, the wastewater collection tank is connected to the blower, at least one first material pump is disposed in the wastewater collection tank, and at least one second material pump is disposed in the clean water tank. The waste residue solution aeration mixing device has the beneficial effects that the waste residue solution in the waste water collecting tank can be uniformly aerated by the added air blower, and the phenomenon that the paint residue cannot be purified due to deposition is avoided. The material pumps arranged in the waste water collecting tank and the clear water tank provide power for the transportation of waste residues or clear water.
Drawings
FIG. 1 is a system block diagram of a paint spraying waste gas and wastewater integrated treatment system according to an embodiment of the present invention;
FIG. 2 is a system elevation view of the exhaust treatment system of FIG. 1;
FIG. 3 is a system elevation view of the wastewater treatment system of FIG. 1;
FIG. 4 is a top view of the entire system of the paint spray waste gas and water integrated treatment system of FIG. 1.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 4, the utility model provides a paint spraying waste gas and waste water integrated treatment system, which comprises a waste gas treatment system and a waste water treatment system. Wherein,
the waste gas treatment system comprises a washing treatment unit 1 and a dry type waste gas treatment unit 2, wherein the air inlet of the washing treatment unit 1 is a waste gas inlet, and the air outlet of the washing treatment unit 1 is communicated with the air inlet of the dry type waste gas treatment unit 2.
The wastewater treatment system comprises a wastewater treatment unit 4, a waste residue treatment unit 5, a clean water tank 6 and a wastewater collection tank 3 for collecting wastewater generated by washing the treatment unit 1 and/or a painting plant. The wastewater treatment unit 4 is a multi-stage wastewater treatment unit, an inlet of the wastewater treatment unit 4 is communicated with the wastewater collecting tank 3 through a pipeline, an outlet of the wastewater treatment unit 4 comprises a first outlet and a second outlet, the first outlet is communicated with the waste residue treatment unit 5 through a pipeline, and the second outlet is communicated with an inlet of the clear water tank 6 through a pipeline. The outlet of the clean water tank 6 is connected to a circulation water tank (not shown) in the washing treatment unit 1 through a pipe. To reduce water drainage, the liquid in the slag handling unit 5 may also flow to the inlet of the clear water tank 6.
In the wastewater treatment system, as shown in fig. 3 and 4, the wastewater treatment unit 4 includes a first reaction tank 41, a second reaction tank 42, and a paint water separation tank 43, which are communicated in this order. The inlet of the first reaction tank 41 is communicated with the wastewater collection tank 3 through a pipeline, the outlet of the paint water separation tank 43 is the outlet of the wastewater treatment unit 4, namely, the first outlet is communicated with the waste residue treatment unit 5 through a pipeline, and the second outlet is communicated with the inlet of the clear water tank 6 through a pipeline. Both the first reaction tank 41 and the second reaction tank 42 are provided with a stirrer. In addition, various chemical feeding devices 44 and pH meters (not shown) can be connected to both the first reaction tank 41 and the second reaction tank 42, and water quality can be chemically purified. Since the wastewater treatment unit 4 is a secondary wastewater treatment unit, the secondary wastewater treatment unit includes a first reaction tank 41 for rapid mixing and a second reaction tank 42 for slow mixing. The first reaction tank 41 is used for improving the viscosity, pH and dissolving part of paint of the waste water, and the second reaction tank 42 is used for flocculating and growing the waste water so as to facilitate better subsequent paint slag and water separation. The second wastewater treatment unit 4 not only has good wastewater treatment capacity, but also simplifies the treatment process, so that the whole device has a compact structure.
The waste residue processing unit 5 comprises a waste residue collecting tank 51 and a filter press 52, an inlet of the waste residue collecting tank 51 is communicated with a first outlet, the waste residue collecting tank 51 comprises an upper outlet and a lower outlet, the upper outlet is communicated with an inlet of the clear water tank 6 through a pipeline, and the lower outlet is communicated with an inlet of the filter press 52. The liquid outlet of the filter press 52 is connected to the inlet of the clean water tank 6 through a pipe. The filter press 52 may be a plate and frame filter press. Because the waste residue treatment unit 5 is used for collecting and treating solid substances generated in the wastewater treatment process, the waste residue is subjected to filter pressing and dehydration through the filter press 52, the generated filter pressing also flows back to the clear water tank 6, and can finally flow back to the waste gas treatment system for recycling, so that the waste of water is avoided; in addition, the paint slag generated by the waste slag passing through the filter press 52 can be recycled as a raw material for preparing the paint.
Wherein, an air-operated valve 8 can be arranged between the first outlet and the inlet of the waste residue collecting tank 51, and an air-operated pump 53 can be arranged between the waste residue collecting tank 51 and the filter press 52. In this manner, the air-operated valve 8 may be connected to the pump 54, and the air-operated valve 8 drives the opening and closing of the valve by the compressed air of the pump 54, thereby controlling the discharge of the waste slag in the wastewater treatment unit 4. The pump 54 may be a vacuum pump or a pressure pump, and alternatively, the pump may be an AP-01 type pressure pump. In addition, the pneumatic valve 8 can be set to a timing control, which saves labor. A pneumatic pump 53 powers the transfer of the slag from the slag collection tank 51 to the filter press 52. The pneumatic pump 53 may also be connected to a pump 54, such that the pump 54 also provides the pneumatic pump 53 with compressed air as a power source.
In the waste gas treatment system, as shown in fig. 2 and 4, the washing treatment unit 1 comprises a deslagging washing tower 11 and an oxidation washing tower 12 which are communicated in sequence, wherein the deslagging washing tower 11 is communicated with a paint spraying workshop through a pipeline, and the oxidation washing tower 12 is communicated with an air inlet of the dry type waste gas treatment unit 2. Here, the deslagging scrubber 11 is used for removing most of particulate matters in the exhaust gas, and the oxidation scrubber 12 is used for performing primary oxidation removal on volatile gases in the exhaust gas. Optionally, the dry type exhaust gas treatment unit 2 includes a photocatalyst decomposition tower 21, and the dry type exhaust gas treatment unit 2 may further include an activated carbon adsorption device or other exhaust gas treatment devices. Optionally, the deslagging washing tower 11 can be a multi-stage deslagging washing tower 11, and the oxidation washing tower 12 can be a cyclone oxidation washing tower. The multistage deslagging scrubber 11 may be a two-stage scrubber, and includes a wet scrubber 111 and a first scrubber 112 connected to the wet scrubber 111. Here, the wet scrubber 111 is used to bring the particles in the exhaust gas into contact with the liquid, and the effect of separating the particles in the exhaust gas is achieved by the inertia of water droplets and particles or by the principle of the sufficient mixing action of water and particles. The first washing tower 112 includes a water removal layer and a paint removal layer, the water removal layer is located at the uppermost layer of the first washing tower 112, and the paint removal layer is located below the water removal layer. The first washing tower 112 may be connected to a first dosing machine (not shown), which may be an automatic dosing machine. This first medicine adding machine is used for improving the viscidity of waste gas, can add the material of breaking waste gas coating cloud viscidity like this, and the jam of reducible back end system and increase the capture ability to the coating cloud improve the purifying effect of waste gas. The oxidation scrubber 12 includes a water removal layer located at the uppermost layer of the oxidation scrubber 12 and an oxidation layer located below the water removal layer. The oxidation scrubber 12 may be connected to a second chemical feeding device (not shown) for feeding the exhaust gas absorption liquid to the oxidation scrubber 12, and the absorption liquid may be sufficiently contacted with the exhaust gas to react and purify the exhaust gas. The waste gas absorption liquid can be an oxidant, and strong oxidation free radicals with high oxidation capacity are generated in water by the oxidant and a catalyst to oxidize and decompose waste gas and organic substances in water. An exhaust fan 13 is arranged between the first washing tower 112 and the oxidation washing tower 12 so as to provide enough power for conveying the waste gas.
Wherein, the washing processing unit 1 further comprises an aeration system for uniformly aerating and mixing a circulating water tank (not shown) in the deslagging washing tower 11 and the oxidation washing tower 12, and the aeration system comprises an aeration blower 102 and an aeration pipe 103 connected with the aeration blower 102. The deslagging washing tower 11, the oxidation washing tower 12 and the photocatalyst decomposing tower 21 are all connected with a water pump 101. Therefore, the used aeration system is used for uniformly aerating the circulating water tank, replaces the traditional stirrer and can achieve the effects of high efficiency and energy saving.
Wherein, wastewater collection groove 3 is connected with air-blower 7, and from this, the air-blower 7 that increases can make the waste residue solution aeration in wastewater collection groove 3 mix, avoids the deposit of lacquer sediment and unable purification treatment. At least one first material pump 31 is arranged in the wastewater collection tank 3, and at least one second material pump 61 is arranged in the clear water tank 6. The first material pump 31 and the second material pump 61 may be pneumatic pumps or centrifugal pumps or gear pumps or other types of pumps. The number of the material pumps can be adjusted according to actual requirements, in this embodiment, the number of the first material pumps 31 is two, and the number of the second material pumps 61 is two. The material pumps added in the waste water collecting tank 3 and the clear water tank 6 provide power for the transportation of waste residues or clear water.
In addition, the air outlet of the dry type waste gas treatment unit 2 may be open to the atmosphere. Before being discharged to the atmosphere, the dry type waste gas treatment unit 2 can be connected with an electrostatic dust removal device (not shown) and a gas detection device 9 for dust removal and detection, and if the gas detected by the gas detection device 9 meets the standard, the gas is discharged to the atmosphere; if the detection is not qualified, the exhaust gas purification treatment can be continuously carried out by returning to the exhaust gas inlet.
The utility model provides a waste gas waste water integration processing system sprays paint, this exhaust treatment system have good exhaust-gas treatment effect and throughput. The wastewater treatment system is used for treating wastewater generated by the washing treatment unit 1 and/or a paint spraying workshop, and the wastewater is treated by the multi-stage wastewater treatment unit, so that a better wastewater treatment effect can be realized; the treated wastewater finally flows back to the circulating water tank of the washing treatment unit 1 for recycling, so that the effects of saving water resources and zero discharge of sewage are achieved. In addition, the waste gas treatment and waste water treatment system are integrated, so that intermediate links can be saved, the compactness of equipment is improved, and the running cost of the system is reduced.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The paint spraying waste gas and wastewater integrated treatment system is characterized by comprising a waste gas treatment system and a wastewater treatment system;
the waste gas treatment system comprises a washing treatment unit (1) and a dry waste gas treatment unit (2), wherein a gas inlet of the washing treatment unit (1) is a waste gas inlet, and a gas outlet of the washing treatment unit (1) is communicated with a gas inlet of the dry waste gas treatment unit (2);
the waste water treatment system comprises a waste water treatment unit (4), a waste residue treatment unit (5), a clear water tank (6) and a waste water collecting tank (3) for collecting waste water generated by the washing treatment unit (1) and/or a paint spraying workshop, wherein the waste water treatment unit (4) is a multi-stage waste water treatment unit, and an inlet of the waste water treatment unit (4) is communicated with the waste water collecting tank (3) through a pipeline; the outlet of the wastewater treatment unit (4) comprises a first outlet and a second outlet, wherein the first outlet is communicated with the waste residue treatment unit (5) through a pipeline, and the second outlet is communicated with the inlet of the clean water tank (6) through a pipeline; the outlet of the clean water tank (6) is communicated with a circulating water tank in the washing processing unit (1) through a pipeline.
2. The paint spraying waste gas and water integrated treatment system according to claim 1, wherein the liquid in the waste residue treatment unit (5) flows to an inlet of the clean water tank (6); wastewater treatment unit (4) including first reaction tank (41), second reaction tank (42) and lacquer water separating tank (43) that communicate in proper order, the entry of first reaction tank (41) with wastewater collection groove (3) are through the pipeline intercommunication, the export of lacquer water separating tank (43) is promptly the export of wastewater treatment unit (4), first reaction tank (41) with all be equipped with the agitator in second reaction tank (42).
3. The paint spraying exhaust gas and wastewater integrated treatment system according to claim 1 or 2, wherein the slag treatment unit (5) comprises a slag collection tank (51) and a filter press (52), an inlet of the slag collection tank (51) is communicated with the first outlet; the waste residue collecting tank (51) comprises an upper outlet and a lower outlet, wherein the upper outlet is communicated with the inlet of the clean water tank (6) through a pipeline, and the lower outlet is communicated with the inlet of the filter press (52); the liquid outlet of the filter press (52) is communicated with the inlet of the clean water tank (6) through a pipeline.
4. The paint spraying waste gas and water integrated treatment system according to claim 3, wherein a pneumatic valve (8) is arranged between the first outlet and an inlet of the waste residue collection tank (51), and a pneumatic pump (53) is arranged between the waste residue collection tank (51) and the filter press (52).
5. The paint spraying waste gas and water integrated treatment system as claimed in claim 1, wherein the washing treatment unit (1) comprises a deslagging washing tower (11) and an oxidation washing tower (12) which are sequentially communicated, the deslagging washing tower (11) is communicated with a paint spraying workshop through a pipeline, and the oxidation washing tower (12) is communicated with an air inlet of the dry type waste gas treatment unit (2).
6. The paint spraying waste gas and water integrated treatment system according to claim 5, wherein the dry type waste gas treatment unit (2) comprises a photocatalyst decomposition tower (21).
7. The paint spraying waste gas and water integrated treatment system as claimed in claim 6, wherein the washing treatment unit (1) further comprises an aeration system for uniformly aerating the circulating water pools in the deslagging washing tower (11) and the oxidation washing tower (12), the aeration system comprises an aeration blower (102) and an aeration pipe (103) connected with the aeration blower (102), and the deslagging washing tower (11), the oxidation washing tower (12) and the photocatalyst decomposition tower (21) are all connected with a water pump (101).
8. The paint spraying waste gas and water integrated treatment system according to claim 5 or 6, wherein the deslagging washing tower (11) is a multi-stage deslagging washing tower (11), and the oxidation washing tower (12) is a cyclone oxidation washing tower.
9. The paint spraying waste gas and water integrated treatment system according to claim 8, wherein the multi-stage deslagging scrubber tower (11) is a two-stage scrubber tower and comprises a wet dust collector (111) and a first scrubber tower (112) communicated with the wet dust collector (111), the first scrubber tower (112) comprises a water removing layer and a paint removing layer, and the first scrubber tower (112) is connected with a first chemical adding machine; the oxidation washing tower (12) comprises a water removal layer and an oxidation layer, and an exhaust fan (13) is arranged between the first washing tower (112) and the oxidation washing tower (12).
10. The paint spraying waste gas and water integrated treatment system according to claim 1 or 5, characterized in that the waste water collection tank (3) is connected with a blower (7), at least one first material pump (31) is arranged in the waste water collection tank (3), and at least one second material pump (61) is arranged in the clear water tank (6).
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CN106731774A (en) * | 2017-01-20 | 2017-05-31 | 深圳华云环保科技发展有限公司 | A kind of waste gas, sewage coprocessing system and method |
CN107043183A (en) * | 2017-03-28 | 2017-08-15 | 苏州京上环保设备有限公司 | Sewage disposal device |
CN107215931A (en) * | 2017-06-14 | 2017-09-29 | 深圳市博拓孚工业科技有限公司 | Aqueous paint processing equipment |
CN107265788A (en) * | 2017-08-09 | 2017-10-20 | 中际环保科技有限公司 | A kind of industrial wastewater, exhaust treatment system |
CN107434294A (en) * | 2016-05-25 | 2017-12-05 | 曾瑞波 | Waste liquid treatment device and use this waste liquid treatment device's dirty treatment facility of sky |
CN108744830A (en) * | 2018-07-18 | 2018-11-06 | 昆山佳洪源环境科技有限公司 | A kind of photooxidation catalytic mixing formula exhaust gas waste water treatment system |
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2015
- 2015-07-17 CN CN201520522610.8U patent/CN204874120U/en not_active Expired - Fee Related
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CN107434294A (en) * | 2016-05-25 | 2017-12-05 | 曾瑞波 | Waste liquid treatment device and use this waste liquid treatment device's dirty treatment facility of sky |
CN106731774A (en) * | 2017-01-20 | 2017-05-31 | 深圳华云环保科技发展有限公司 | A kind of waste gas, sewage coprocessing system and method |
CN107043183A (en) * | 2017-03-28 | 2017-08-15 | 苏州京上环保设备有限公司 | Sewage disposal device |
CN107215931A (en) * | 2017-06-14 | 2017-09-29 | 深圳市博拓孚工业科技有限公司 | Aqueous paint processing equipment |
CN107265788A (en) * | 2017-08-09 | 2017-10-20 | 中际环保科技有限公司 | A kind of industrial wastewater, exhaust treatment system |
CN107265788B (en) * | 2017-08-09 | 2019-02-05 | 中际环保科技有限公司 | A kind of industrial wastewater, exhaust treatment system |
CN108744830A (en) * | 2018-07-18 | 2018-11-06 | 昆山佳洪源环境科技有限公司 | A kind of photooxidation catalytic mixing formula exhaust gas waste water treatment system |
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