CN219942265U - Paint mist treatment system based on venturi chamber - Google Patents
Paint mist treatment system based on venturi chamber Download PDFInfo
- Publication number
- CN219942265U CN219942265U CN202320207438.1U CN202320207438U CN219942265U CN 219942265 U CN219942265 U CN 219942265U CN 202320207438 U CN202320207438 U CN 202320207438U CN 219942265 U CN219942265 U CN 219942265U
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- CN
- China
- Prior art keywords
- venturi
- slag
- water
- water tank
- paint mist
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003973 paint Substances 0.000 title claims abstract description 39
- 239000003595 mist Substances 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 95
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 239000002893 slag Substances 0.000 claims abstract description 32
- 239000000706 filtrate Substances 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 15
- 239000002699 waste material Substances 0.000 claims abstract description 15
- 241000894006 Bacteria Species 0.000 claims abstract description 14
- 238000005507 spraying Methods 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 15
- 239000001301 oxygen Substances 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 8
- 230000001580 bacterial effect Effects 0.000 claims description 7
- 241000186146 Brevibacterium Species 0.000 claims description 3
- 241000235013 Yarrowia Species 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 230000004060 metabolic process Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The utility model provides a paint mist treatment system based on a venturi chamber, which comprises a biological venturi chamber, a slag-water separation device and a drying device, wherein paint mist generated in a spraying workshop is adsorbed by utilizing a venturi water curtain and flows into a venturi water tank through a water outlet pipe; the paint mist is processed into slag liquid with small viscosity and large dispersibility by using biological bacteria liquid in a Venturi water tank; the slag liquid generated at the bottom of the venturi water tank is discharged into a slag-water separation device by a pump; separating the slag and water into filtrate and mud cake by using a slag and water separation device, wherein the filtrate is discharged into a venturi water tank; and drying the mud cake into waste residues by using a drying device, and collecting condensate liquid and discharging the condensate liquid into a venturi water tank. According to the technical scheme, the water content of paint slag can be effectively reduced by about 80%, water resources can be recycled, the waste is improved to be granular paint slag, almost no water exists, environmental protection is defined as dangerous waste, the output per month is about 10 tons, the dangerous waste is reduced, the environment is protected, and the operation cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of paint mist removal in painting, and particularly relates to a paint mist treatment system based on a Venturi chamber.
Background
The automobile body sprays paint liquid on the surface of the automobile body after being atomized by a robot in the spraying process, and although the working efficiency of the spraying process is very high, part of paint mist still does not reach the surface of the automobile, so that the paint mist in the air has to be removed by other methods.
For the paint mist problem generated by spraying, the traditional wet venturi method is adopted to treat, the paint mist generated in the spraying process is pressed down into a water tank with a medicament at the bottom of a spraying room through sedimentation wind for adsorption mixing, so that the paint mist is removed from the air, the annual energy consumption is about 296 ten thousand yuan/year, the annual maintenance cost (medicament + hazardous waste) is about 154 ten thousand yuan/year, the operation cost is about 450 ten thousand yuan/year, and the total cost is about 900 ten thousand yuan/year. The treatment process has the advantages that the water requirement is large, the waste is a mixture of paint slag and water, the solid and liquid are mixed (not contained), the environment is defined as dangerous waste, about 33 tons of waste is produced per month, the energy consumption is large, the dangerous waste treatment capacity is large, and the operation cost is high.
Disclosure of Invention
In order to solve the problems in the background technology, the utility model aims to provide a paint mist treatment system based on a Venturi chamber, which has the following technical scheme:
the paint mist treatment system based on the Venturi chamber comprises a biological Venturi chamber, a slag-water separation device and a drying device, wherein the biological Venturi chamber comprises a Venturi water curtain and a Venturi water tank, the Venturi water curtain is used for spraying water to adsorb paint mist generated in a spraying workshop, the Venturi water curtain is connected with the Venturi water tank through a water supply pipe and a water outlet pipe, an oxygen supply pipeline is paved in the Venturi water tank, biological bacteria liquid is added in the Venturi water tank, and oxygen is supplied to the biological bacteria liquid through the oxygen supply pipeline by using an oxygen supply fan;
the slag-water separation device comprises a slag liquid inlet, a mixing tank, a spiral shell stacking body, a filtrate outlet and a mud cake outlet, wherein the slag liquid inlet is connected with a venturi water tank through a pipeline, the mixing tank is used for stirring slag liquid which enters through the slag liquid inlet and is processed by biological bacteria liquid, the spiral shell stacking body carries out spiral extrusion on the stirred slag liquid, the filtrate outlet is connected with the venturi water tank through a pipeline, the filtrate outlet is used for discharging filtrate generated by extrusion into the venturi water tank, and the mud cake outlet is used for discharging mud cakes generated by extrusion;
the drying device comprises a mud cake inlet, a layered conveyor belt, a bottom dryer and a discharge hole, wherein the mud cake inlet is used for adding mud cakes generated by the slag-water separation device, the layered conveyor belt conveys the mud cakes downwards, the bottom dryer carries out drying treatment on the mud cakes conveyed in a layered manner, meanwhile, condensed water is collected and discharged into a venturi water tank, and the discharge hole is used for discharging dried waste residues.
As the optimization of the utility model, the strains in the biological bacterial liquid are the yarrowia Lin Keshi strain LM-W and the Brevibacterium strain LM-R, so that the slag paint can be subjected to viscosity breaking, dispersion and metabolism treatment;
preferably, the layered conveyor belt has a plurality of through holes so that dry hot air generated from the bottom dryer can pass out of the layered conveyor belt.
The beneficial effects of the utility model are as follows:
(1) The paint mist treatment system based on the Venturi chamber can effectively reduce the water content of paint slag by about 80%, water resources can be recycled, waste discharged after improvement is granular paint slag, almost no water exists, environmental protection is defined as dangerous waste, about 10 tons of paint mist is produced per month, dangerous waste is reduced, the environment is protected, the operation cost is reduced, and meanwhile, the air quality in a line is comprehensively improved.
(2) According to the paint mist treatment system based on the venturi chamber, the existing medicament is replaced by the biological bacteria for paint mist treatment, the viscosity of paint mist can be effectively reduced by the biological bacteria, and as water in the venturi water curtain is used by water containing the biological bacteria in the venturi water tank, the phenomenon of water curtain cutoff caused by paint mist agglomeration can be fundamentally avoided, and the paint mist capturing effect is better. In addition, newly-increased oxygen system in venturi basin bottom can effectually guarantee bacterial colony activity, simultaneously, can be furnished with 1 expert in the line, regularly takes a sample in the venturi basin every day and makes the chemical examination, inspects bacterial colony activity and density in the basin, according to sampling chemical examination result, controls the time of beating oxygen and increases bacterial colony nutrient, guarantees bacterial colony activity.
Drawings
Other objects and attainments together with a more complete understanding of the utility model will become apparent and appreciated by referring to the following description taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic view of the structure of the venturi trough of the present utility model.
Fig. 3 is a side view of the slag-water separation device of the present utility model.
Fig. 4 is a top view of the slag-water separation device of the present utility model.
Fig. 5 is a schematic structural diagram of a drying device in the present utility model.
Wherein the reference numerals are as follows: the device comprises a venturi water curtain 11, a venturi water tank 12, a slag-water separation device 2, a drying device 3, a water supply pipe 4, a water outlet pipe 5, an oxygen supply pipeline 6, a slag liquid inlet 21, a mixing tank 22, a spiral shell stacking main body 23, a filtrate outlet 24, a mud cake outlet 25, a mud cake inlet 31, a layered conveyor belt 32, a bottom dryer 33 and a discharge port 34.
Detailed Description
The following detailed description of the utility model, taken in conjunction with the accompanying drawings, is not intended to limit the scope of the utility model, so that those skilled in the art may better understand the technical solutions of the utility model and their advantages.
In the description of the present utility model, it should be noted that the terms "inner", "outer", "upper", "lower", and the like indicate the azimuth or positional relationship as follows: the orientation or positional relationship shown in the drawings, or that conventionally put in use of the claimed product, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; the two components can be mechanically connected, can be directly connected or can be indirectly connected through an intermediate medium, and can be communicated with each other. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 and 2, it is shown that: the paint mist treatment system based on the Venturi chamber comprises a biological Venturi chamber, a slag-water separation device 2 and a drying device 3, wherein the biological Venturi chamber comprises a Venturi water curtain 11 and a Venturi water tank 12, the Venturi water curtain 11 is used for spraying water to adsorb paint mist generated in a spraying workshop, the Venturi water curtain 11 is connected with the Venturi water tank 12 through a water supply pipe 4 and a water outlet pipe 5, an oxygen supply pipeline 6 is paved in the Venturi water tank 12, biological bacteria liquid is added in the Venturi water tank 12, and oxygen is supplied to the biological bacteria liquid through the oxygen supply pipeline 6 by an oxygen supply fan 7;
referring to fig. 3 and 4: the slag-water separation device 2 comprises a slag liquid inlet 21, a mixing tank 22, a spiral shell stacking body 23, a filtrate outlet 24 and a mud cake outlet 25, wherein the slag liquid inlet 21 and the filtrate outlet 24 are connected with the Venturi water tank 12 through pipelines, the mixing tank 22 is used for stirring slag liquid which enters through the slag liquid inlet 21 and is processed by biological bacteria liquid, the spiral shell stacking body 23 carries out spiral extrusion on the stirred slag liquid, the filtrate outlet 24 is used for discharging filtrate generated by extrusion into the Venturi water tank 12, and the mud cake outlet 25 is used for discharging mud cakes generated by extrusion;
see fig. 5: the drying device 3 comprises a mud cake inlet 31, a layered conveyor belt 32, a bottom dryer 33 and a discharge outlet 34, wherein the mud cake inlet 31 is used for adding mud cakes generated by the slag-water separation device 2, the layered conveyor belt 32 conveys the mud cakes downwards, the bottom dryer 33 carries out drying treatment on the mud cakes conveyed in a layered manner, meanwhile, condensate water which goes upwards is collected and discharged into the Venturi water tank 12, and the discharge outlet 34 is used for discharging dried waste residues.
As the optimization of the utility model, the strains in the biological bacterial liquid are the yarrowia Lin Keshi strain LM-W and the Brevibacterium strain LM-R, so that the slag paint can be subjected to viscosity breaking, dispersion and metabolism treatment;
preferably, the layered conveyor 32 has a plurality of through holes so that the dry hot air generated by the bottom dryer 33 can pass out of the layered conveyor 32.
The working process of the utility model is as follows:
paint mist generated in a spraying workshop is absorbed by a venturi water curtain 11 and flows into a venturi water tank 12 through a water outlet pipe 5; the paint mist is processed into slag liquid with small viscosity and large dispersibility by using biological bacteria liquid in the Venturi water tank 12; the slag liquid generated at the bottom of the venturi water tank 12 is discharged into the slag-water separation device 2 by a pump; separating the slag and water into filtrate and mud cake by using a slag and water separation device 2, wherein the filtrate is discharged into a venturi water tank 12; the mud cake is dried into waste residues by a drying device 3, and condensate is collected and discharged into a venturi water tank 12.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (3)
1. Paint mist treatment system based on venturi room, its characterized in that: the device comprises a biological Venturi chamber, a slag-water separation device and a drying device, wherein the biological Venturi chamber comprises a Venturi water curtain and a Venturi water tank, the Venturi water curtain is used for spraying water to adsorb paint mist generated in a spraying workshop, the Venturi water curtain is connected with the Venturi water tank through a water supply pipe and a water outlet pipe, an oxygen supply pipeline is paved in the Venturi water tank, biological bacteria liquid is added in the Venturi water tank, and oxygen is supplied to the biological bacteria liquid through the oxygen supply pipeline by an oxygen supply fan;
the slag-water separation device comprises a slag liquid inlet, a mixing tank, a spiral shell stacking body, a filtrate outlet and a mud cake outlet, wherein the slag liquid inlet is connected with a venturi water tank through a pipeline, the mixing tank is used for stirring slag liquid which enters through the slag liquid inlet and is processed by biological bacteria liquid, the spiral shell stacking body carries out spiral extrusion on the stirred slag liquid, the filtrate outlet is connected with the venturi water tank through a pipeline, the filtrate outlet is used for discharging filtrate generated by extrusion into the venturi water tank, and the mud cake outlet is used for discharging mud cakes generated by extrusion;
the drying device comprises a mud cake inlet, a layered conveyor belt, a bottom dryer and a discharge hole, wherein the mud cake inlet is used for adding mud cakes generated by the slag-water separation device, the layered conveyor belt conveys the mud cakes downwards, the bottom dryer carries out drying treatment on the mud cakes conveyed in a layered manner, meanwhile, condensed water is collected and discharged into a venturi water tank, and the discharge hole is used for discharging dried waste residues.
2. A venturi chamber based paint mist treatment system as set forth in claim 1, wherein: the strains in the biological bacterial liquid are the yarrowia Lin Keshi strain LM-W and the Brevibacterium strain LM-R, so that the slag paint can be subjected to viscosity breaking, dispersion and metabolism treatment.
3. A venturi chamber based paint mist treatment system as set forth in claim 1, wherein: the layered conveyor belt is provided with a plurality of through holes so that dry hot air generated by the bottom dryer can pass through the layered conveyor belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320207438.1U CN219942265U (en) | 2023-02-14 | 2023-02-14 | Paint mist treatment system based on venturi chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320207438.1U CN219942265U (en) | 2023-02-14 | 2023-02-14 | Paint mist treatment system based on venturi chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219942265U true CN219942265U (en) | 2023-11-03 |
Family
ID=88554785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320207438.1U Active CN219942265U (en) | 2023-02-14 | 2023-02-14 | Paint mist treatment system based on venturi chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219942265U (en) |
-
2023
- 2023-02-14 CN CN202320207438.1U patent/CN219942265U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |