CN220589419U - Paint mist treatment system - Google Patents
Paint mist treatment system Download PDFInfo
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- CN220589419U CN220589419U CN202322149996.XU CN202322149996U CN220589419U CN 220589419 U CN220589419 U CN 220589419U CN 202322149996 U CN202322149996 U CN 202322149996U CN 220589419 U CN220589419 U CN 220589419U
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- water
- washing
- paint mist
- cyclone
- washing cabinet
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- 239000003973 paint Substances 0.000 title claims abstract description 52
- 239000003595 mist Substances 0.000 title claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 155
- 238000005406 washing Methods 0.000 claims abstract description 93
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 84
- 238000001179 sorption measurement Methods 0.000 claims abstract description 60
- 239000002893 slag Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 40
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims description 4
- 238000005345 coagulation Methods 0.000 claims description 4
- 230000015271 coagulation Effects 0.000 claims description 4
- 238000005189 flocculation Methods 0.000 claims description 4
- 230000016615 flocculation Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 15
- 239000002912 waste gas Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000011268 retreatment Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The scheme relates to a paint mist treatment system in the field of paint mist treatment, which comprises a gas collecting pipeline, a water washing cabinet, a cyclone tower, an activated carbon adsorption box and a mounting frame, wherein the gas collecting pipeline is in sealing connection with a gas inlet of the water washing cabinet, a gas outlet of the water washing cabinet is in sealing connection with the gas inlet of the cyclone tower, and the gas outlet of the cyclone tower is connected with the gas inlet of the activated carbon adsorption box; the washing cabinet, the cyclone tower and the activated carbon adsorption box are sequentially fixed on the table top of the mounting frame, the water washing inlet is arranged above the washing cabinet, the water washing outlet is arranged below the washing cabinet, the cyclone outlet is arranged below the cyclone tower, a slag collecting screen is arranged between the water washing outlet, the cyclone outlet and the water treatment circulating pool, a water collecting funnel is fixed below the slag collecting screen, a water reservoir is arranged on one side of the mounting frame, a water pump is arranged in the water reservoir, and the water pump is connected with the water washing inlet of the washing cabinet through a pipeline. The paint mist can be purified through the integrated type paint mist purification, the occupied area is small, and the paint mist can be purified completely.
Description
Technical Field
The application belongs to the technical field of paint mist treatment, and specifically relates to a paint mist treatment system.
Background
In the coating industry, when an operator sprays paint onto a workpiece surface with a spray gun, a large amount of coating mist is generated. The paint mist contains inflammable, explosive, toxic and harmful organic waste gas. If the organic waste gas is directly discharged into the atmosphere without treatment, the surrounding environment can be polluted, and the physical health of staff is seriously affected.
In order to reduce the influence of mist paint on the environment, the paint mist is treated and then discharged. In the existing paint mist treatment mode of the paint spraying and baking room, a water curtain cabinet is arranged at a paint spraying station, flowing water is introduced into the water curtain cabinet towards one side of a working face to form a water curtain, most of organic solvents are mixed into water when the paint mist contacts with the water, and paint molecules are agglomerated to form paint residues; however, the water used in this way is very large, and the harmful gases in paint mist can not be completely treated by only using a single water curtain cabinet device, especially the organic gases which are not dissolved in water, and the residual gases are discharged into the atmosphere to cause pollution. It is therefore particularly necessary to establish a treatment system that is capable of completely treating paint mist.
Disclosure of Invention
The application provides paint mist treatment system to solve the problem that the paint mist is not thoroughly handled now.
In order to achieve the above purpose, the paint mist treatment system comprises a gas collecting pipeline, a water washing cabinet, a cyclone tower, an active carbon adsorption box and a mounting frame, wherein the gas collecting pipeline is in sealing connection with a gas inlet of the water washing cabinet, a gas outlet of the water washing cabinet is in sealing connection with a gas inlet of the cyclone tower, a gas outlet of the cyclone tower is connected with a gas inlet of the active carbon adsorption box, and a gas outlet of the active carbon adsorption box is provided with an air quality detector; the washing cabinet, the cyclone tower and the activated carbon adsorption box are sequentially fixed on the table top of the mounting frame, a water treatment circulating pool is arranged below the mounting frame, a water washing inlet is formed in the upper portion of the washing cabinet, a water washing outlet is formed in the lower portion of the washing cabinet, a slag collecting screen is arranged between the water washing outlet/the cyclone outlet and the water treatment circulating pool, a water collecting funnel is fixed below the slag collecting screen, water in the water collecting funnel is injected into the water treatment circulating pool, a water reservoir is arranged on one side of the mounting frame, a water pump is arranged in the water reservoir, and the water pump is connected with a water washing inlet of the washing cabinet through a pipeline.
The principle and the advantages of the scheme are that: collecting paint mist in a working range through a gas collecting pipeline, separating large particles and substances dissolved in water through a water washing cabinet, enabling water in the water washing cabinet to flow into a water treatment circulating pool below, and removing harmful substances in water through a conventional water treatment mode; the slag collecting screen is arranged below the water washing outlet, so that agglomerations and other residues can be collected, and too much solid garbage is prevented from entering the water treatment circulating pool.
The gas treated by the water washing cabinet enters a cyclone tower for retreatment, the cyclone tower separates water vapor in the waste gas, particles which cannot be directly taken away by water in the waste gas are separated by a centrifugal cyclone; the water He Shui from the cyclone water outlet below the cyclone tower is treated in the same way.
After water vapor and most of particulate matters are separated in the cyclone tower, the water vapor and most of particulate matters are led into an activated carbon adsorption box, and organic matter molecules which cannot be removed are adsorbed through the activated carbon adsorption box, so that paint mist can be completely purified.
The whole equipment is positioned on the same installation frame, and as long as the installation frame is positioned, other equipment only needs to be connected and assembled, so that the compact installation frame for equipment installation can reduce occupied bottom surfaces and can be installed in a modularized mode.
Further, the washing cabinet comprises a washing net, the washing net is fixed in the washing cabinet, a water inlet is arranged above the washing net, the washing net is formed by arranging a plurality of layers of corrugated porous thin plates in a clearance mode, and fixing frames for fixing the porous thin plates are arranged on the upper side and the lower side of the porous thin plates. The water washing net has the function of uniformly distributing water flow in the water washing cabinet, so that paint mist completely passes through the water surface, and soluble substances in the paint mist are melted into water as much as possible.
Preferably, the washing net is connected with an ultrasonic generating device. The water flow in the washing cabinet is in a turbulent state through the ultrasonic generating device, so that organic molecules in paint mist can be absorbed better.
Further, the cyclone tower includes a cyclone generator and a dry filter disposed between the cyclone generator and the cyclone tower air outlet. The cyclone tower carries out preliminary water vapor separation on the filtered paint mist waste gas through a cyclone generator, and then the water vapor is dehydrated through a dry filter to form dry gas.
Preferably, a negative pressure fan is arranged between the washing cabinet and the cyclone tower. The paint mist waste gas is provided with power from the washing cabinet to the cyclone tower through the negative pressure fan.
Preferably, the left and right adsorption chambers are arranged in the activated carbon adsorption box, the left and right adsorption chambers are respectively internally provided with a plurality of layers of activated carbon beds in a laminated mode, the air inlet of the activated carbon adsorption box is positioned above the left adsorption chamber, the air outlet is positioned above the left adsorption chamber, and the lower parts of the left and right adsorption chambers are communicated. The inside of the activated carbon adsorption box adopts the left chamber and the right chamber, firstly, paint mist waste gas is firstly absorbed downwards, then is absorbed upwards again, and the inside of the activated carbon adsorption box is absorbed twice, so that an adsorption activated carbon layer with smaller volume can be arranged, the volume of the whole adsorption box is reduced, and miniaturization is realized. In addition, through the process of one step and one step, the air inlet and the air outlet of the activated carbon box can be arranged at the upper end, so that the installation of the installation frame is prevented from being interfered.
Preferably, a pipeline for connecting the nitrogen-filled gas is arranged at the gas inlet of the activated carbon adsorption box. When the temperature in the activated carbon adsorption box is too high, nitrogen is introduced through the pipeline, so that the spontaneous combustion of the activated carbon is avoided.
Preferably, the water treatment circulating tank comprises an aeration adjusting tank, a coagulation tank, a flocculation tank and a clean water tank which are sequentially communicated, and the clean water tank is connected with a water washing inlet communicated with a water washing cabinet through a water pump. Because organic molecules in the paint mist are mostly contained in water, the scheme is to directly arrange a water treatment circulating pool below the mounting frame to treat the generated wastewater, and a set of water treatment system is not required to be arranged independently.
Drawings
Fig. 1: is a schematic structural diagram of a paint mist treatment system.
The specification reference numerals are as follows: the device comprises a gas collecting pipeline 1, a water washing cabinet 2, a water washing net 21, an ultrasonic generating device 22, a negative pressure fan 3, a cyclone tower 4, a dry filter 41, a cyclone generator 42, an activated carbon adsorption box 5, a nitrogen pipeline 51, an activated carbon bed 52, a mounting frame 6, a slag collecting screen 7, a water collecting funnel 8, a water treatment circulating tank 9, a clean water tank 91, a flocculation tank 92, a coagulation tank 93, an aeration adjusting tank 94, a water pump 10 and a water reservoir 11.
Detailed Description
The following is a further detailed description of the embodiments.
The paint mist treatment system shown in fig. 1 comprises a gas collecting pipeline 1, a water washing cabinet 2, a cyclone tower 4, an activated carbon adsorption box 5 and a mounting frame 6, wherein the gas collecting pipeline 1 is in sealing connection with a gas inlet of the water washing cabinet 2, a gas outlet of the water washing cabinet 2 is in sealing connection with a gas inlet of the cyclone tower 4, a gas outlet of the cyclone tower 4 is connected with a gas inlet of the activated carbon adsorption box 5, and a gas outlet of the activated carbon adsorption box 5 is provided with an air quality detector; the washing cabinet 2, the cyclone tower 4 and the activated carbon adsorption box 5 are sequentially fixed on the table top of the installation frame 6, a water treatment circulating pool 9 is arranged below the installation frame 6, a water washing inlet is formed above the washing cabinet 2, a water washing outlet is formed below the washing cabinet, a cyclone outlet is formed below the cyclone tower 4, a slag collecting screen 7 is arranged among the water washing outlet, the cyclone outlet and the water treatment circulating pool 9, a water collecting funnel 8 is fixed below the slag collecting screen 7, water of the water collecting funnel 8 is injected into the water treatment circulating pool 9, a water reservoir 11 is arranged on one side of the installation frame 6, a water pump 10 is installed in the water reservoir 11, and the water pump 10 is connected with a water washing inlet of the washing cabinet 2 through a pipeline.
The water treatment circulating tank 9 comprises an aeration adjusting tank 94, a coagulation tank 93, a flocculation tank 92 and a clean water tank 91 which are sequentially communicated, and the clean water tank 91 is connected with a water washing inlet communicated with the water washing cabinet 2 through a water pump 10. Because the organic molecules in the paint mist are mostly contained in water, the scheme is to directly arrange a water treatment circulating pool 9 below the mounting frame 6 to treat the generated wastewater, and a set of water treatment system is not required to be arranged independently.
The washing cabinet 2 comprises a washing net 21, the washing net 21 is fixed in the washing cabinet 2, a water inlet is arranged above the washing net 21, the washing net 21 is formed by arranging a plurality of layers of corrugated porous thin plates in a clearance mode, and fixing frames for fixing the porous thin plates are arranged on the upper side and the lower side of the porous thin plates. The water washing net 21 has the function of uniformly distributing water flow in the water washing cabinet 2, so that paint mist completely passes through the surface, and soluble substances in the paint mist are melted into water as much as possible.
The ultrasonic generator 22 is connected to the washing net 21. The ultrasonic wave generating device 22 forms turbulent flow state of the water flow in the washing cabinet 2, so that organic molecules in paint mist can be absorbed better.
The cyclone tower 4 includes a cyclone generator 42 and a dry filter 41, and the dry filter 41 is disposed between the cyclone generator 42 and the cyclone tower air outlet. The cyclone tower 4 primarily separates water vapor from the filtered paint mist exhaust gas through the cyclone generator 42, and then dehydrates the water vapor through the dry filter 41 to form dry gas.
A negative pressure fan 3 is arranged between the washing cabinet 2 and the cyclone tower 4. The paint mist waste gas is provided with power in the direction from the washing cabinet 2 to the cyclone tower 4 through the negative pressure fan 3.
The paint mist in the working range is collected through the gas collecting pipeline 1, large particles and substances dissolved in water are separated through the water washing cabinet 2, water in the water washing cabinet 2 flows into the water treatment circulating pool 9 below, and harmful substances in the water are removed through a conventional water treatment mode; the slag collecting screen 7 is arranged below the water washing outlet, so that agglomerations and other residues can be collected, and too much solid garbage is prevented from entering the water treatment circulating pool 9.
The gas treated by the water washing cabinet 2 enters the cyclone tower 4 for re-treatment, the cyclone tower 4 breaks away water vapor in the waste gas, particles which cannot be taken away by water directly in the waste gas are separated by the centrifugal cyclone; the water at the cyclone water outlet below the cyclone tower 4 and the water in the water washing cabinet 2 are treated in the same way.
After water vapor and most of particles are separated in the cyclone tower 4, the water vapor and most of particles are led into the activated carbon adsorption box 5, and organic molecules which cannot be removed are adsorbed through the activated carbon adsorption box 5, so that paint mist can be completely purified.
The whole equipment is positioned on the same installation frame 6, and as long as the installation frame 6 is positioned, other equipment only needs to be connected and assembled, so that the equipment installation compact installation frame 6 can occupy the bottom surface in a reduced manner, and can be installed in a modularized manner.
The inside of the activated carbon adsorption box 5 is provided with a left adsorption chamber and a right adsorption chamber, a plurality of layers of activated carbon beds 52 are respectively laminated in the left adsorption chamber and the right adsorption chamber, an air inlet of the activated carbon adsorption box 5 is positioned above the left adsorption chamber, an air outlet is positioned above the left adsorption chamber, and the lower parts of the left adsorption chamber and the right adsorption chamber are communicated. The inside of the activated carbon adsorption box 5 adopts a left chamber and a right chamber, firstly, paint mist waste gas is firstly absorbed downwards and then is absorbed upwards again, and the inside of the activated carbon adsorption box 5 is absorbed twice, so that an adsorption activated carbon layer with smaller volume can be arranged, the volume of the whole adsorption box is reduced, and miniaturization is realized. In addition, through the processes of the first step and the second step, the air inlet and the air outlet of the activated carbon box can be arranged at the upper end, so that the installation of the installation frame 6 is prevented from being interfered.
The air inlet of the activated carbon adsorption tank 5 is provided with a nitrogen pipe 51 for connecting the nitrogen-filled gas. When the temperature in the activated carbon adsorption box 5 is too high, nitrogen is introduced through the pipeline, so that the spontaneous combustion of the activated carbon is avoided.
The foregoing is merely exemplary embodiments of the present application, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present application, and these should also be considered as the scope of protection of the present application, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (8)
1. The paint mist treatment system comprises a gas collecting pipeline, a water washing cabinet, a cyclone tower, an active carbon adsorption box and a mounting frame, wherein the gas collecting pipeline is in sealing connection with a gas inlet of the water washing cabinet, a gas outlet of the water washing cabinet is in sealing connection with a gas inlet of the cyclone tower, a gas outlet of the cyclone tower is connected with a gas inlet of the active carbon adsorption box, and a gas outlet of the active carbon adsorption box is provided with an air quality detector; the method is characterized in that: the washing cabinet, the cyclone tower and the activated carbon adsorption box are sequentially fixed on the table top of the mounting frame, a water treatment circulating pool is arranged below the mounting frame, a water washing inlet is formed in the upper portion of the washing cabinet, a water washing outlet is formed in the lower portion of the washing cabinet, a cyclone outlet is formed in the lower portion of the cyclone tower, a slag collecting screen is arranged between the water washing outlet and the water treatment circulating pool, a water collecting funnel is fixed below the slag collecting screen, water of the water collecting funnel is injected into the water treatment circulating pool, a water reservoir is arranged on one side of the mounting frame, and a water pump is arranged in the water reservoir and connected with a water washing inlet of the washing cabinet through a pipeline.
2. The paint mist treatment system of claim 1, wherein: the washing cabinet comprises a washing net, the washing net is fixed in the washing cabinet, a water inlet is arranged above the washing net, the washing net is formed by arranging a plurality of layers of corrugated porous thin plates in a clearance mode, and fixing frames for fixing the porous thin plates are arranged on the upper side and the lower side of the porous thin plates.
3. The paint mist treatment system of claim 2, wherein: the washing net is connected with an ultrasonic generating device.
4. A paint mist treatment system as set forth in claim 3 wherein: the cyclone tower comprises a cyclone generator and a dry filter, wherein the dry filter is arranged between the cyclone generator and an air outlet of the cyclone tower.
5. A paint mist treatment system as set forth in claim 4 wherein: a negative pressure fan is arranged between the washing cabinet and the cyclone tower.
6. A paint mist treatment system as set forth in claim 5 wherein: the inside of the activated carbon adsorption box is provided with a left adsorption chamber and a right adsorption chamber, a plurality of layers of activated carbon beds are respectively laminated in the left adsorption chamber and the right adsorption chamber, an air inlet of the activated carbon adsorption box is positioned above the left adsorption chamber, an air outlet is positioned above the left adsorption chamber, and the lower parts of the left adsorption chamber and the right adsorption chamber are communicated.
7. The paint mist treatment system of claim 6, wherein: and a nitrogen pipeline for connecting and filling nitrogen is arranged at the air inlet of the activated carbon adsorption box.
8. The paint mist treatment system of claim 7, wherein: the water treatment circulating tank comprises an aeration adjusting tank, a coagulation tank, a flocculation tank and a clean water tank which are sequentially communicated, and the clean water tank is connected with a water washing inlet communicated with the water washing cabinet through a water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322149996.XU CN220589419U (en) | 2023-08-10 | 2023-08-10 | Paint mist treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322149996.XU CN220589419U (en) | 2023-08-10 | 2023-08-10 | Paint mist treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220589419U true CN220589419U (en) | 2024-03-15 |
Family
ID=90181354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322149996.XU Active CN220589419U (en) | 2023-08-10 | 2023-08-10 | Paint mist treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220589419U (en) |
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2023
- 2023-08-10 CN CN202322149996.XU patent/CN220589419U/en active Active
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