CN210496965U - Internal circulation self-deslagging micro-discharge spray room system - Google Patents
Internal circulation self-deslagging micro-discharge spray room system Download PDFInfo
- Publication number
- CN210496965U CN210496965U CN201921242788.1U CN201921242788U CN210496965U CN 210496965 U CN210496965 U CN 210496965U CN 201921242788 U CN201921242788 U CN 201921242788U CN 210496965 U CN210496965 U CN 210496965U
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- Prior art keywords
- water
- deslagging
- micro
- internal circulation
- wastewater
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- 239000007921 spray Substances 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000002351 wastewater Substances 0.000 claims abstract description 57
- 238000005273 aeration Methods 0.000 claims abstract description 18
- 230000003197 catalytic effect Effects 0.000 claims abstract description 6
- 239000002699 waste material Substances 0.000 claims abstract description 4
- 239000003595 mist Substances 0.000 claims description 21
- 238000000926 separation method Methods 0.000 claims description 18
- 239000011248 coating agent Substances 0.000 claims description 17
- 238000000576 coating method Methods 0.000 claims description 17
- 238000000889 atomisation Methods 0.000 claims description 8
- 238000007539 photo-oxidation reaction Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 4
- 239000002912 waste gas Substances 0.000 abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052799 carbon Inorganic materials 0.000 abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 125000004122 cyclic group Chemical group 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 abstract description 2
- 238000012857 repacking Methods 0.000 abstract 1
- 239000013049 sediment Substances 0.000 abstract 1
- 239000003814 drug Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 239000003973 paint Substances 0.000 description 7
- 235000019198 oils Nutrition 0.000 description 6
- 238000006555 catalytic reaction Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000012629 purifying agent Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000006115 industrial coating Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 235000019476 oil-water mixture Nutrition 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Classifications
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Physical Water Treatments (AREA)
Abstract
The utility model provides an internal circulation is from arranging sediment and is discharged a little and spout room system, which comprises a spray gun, a support, the work piece, spout room and PLC control system, it is equipped with air supply outlet and water smoke spout to spout room both sides nearly to spout the room gate, it is equipped with centrifugal fan to spout the room gate offside, the water-air separator is even connected to the centrifugal fan air outlet, water-air separator below is equipped with the wastewater disposal basin, water-air separator and wastewater disposal basin set up in the confined box, pass through the pipeline on the wastewater disposal basin and link the fan, the aeration tank is connected to the fan, the light oxygen catalytic unit is connected to the aeration tank, light oxygen catalytic unit links active carbon processing apparatus, active carbon processing apparatus links the VOC sensor. The utility model discloses simple structure, application enterprise repacking is with low costs, saves the expense promptly, can accord with the environmental protection requirement again. The utility model discloses still through the cyclic recycle of waste gas, waste water, reduce the power consumption, reduce waste treatment volume, reduce clearance number of times and clearance intensity.
Description
Technical Field
The invention relates to a spraying waste gas treatment system.
Background
When industrial coating is carried out, various organic chemicals and metal electroplating processes are needed, so that a large amount of volatile organic waste gas is often generated, and great harm is caused to production personnel and the environment. Most enterprises can set up the application when carrying out the application and spout the room more, and the application spouts the room and openly is equipped with the water curtain board, and the top of water curtain board is equipped with the water smoke spout, and the bottom of spouting the room sets up the wastewater disposal basin, makes remaining coating fall into in the wastewater disposal basin. When the paint gun works, the residual paint which is sprayed out of the paint gun and is not attached to the workpiece meets with the water curtain to be washed into the wastewater tank, and the other part of the waste gas is discharged outwards through the flue and is discharged after reaching the standard through the photo-oxidation catalysis and the active carbon treatment. This treatment causes various problems such as shutdown and energy consumption, because the coating material adheres to all places such as water tanks, walls, partition boards, water curtain boards, piping, nozzles, and exhaust fans in the coating spray booth. The slag in the wastewater tank is also separated by artificial precipitation, and a large amount of wastewater is generated and needs to be precipitated and filtered by a plurality of sewage tanks. The paint residue flushed into the waste water tank has a water content of 95% or more and the paint has tackiness, so that it is difficult to dispose of the paint residue as waste.
Disclosure of Invention
The invention provides an internal circulation self-deslagging micro-discharge spray room system which is simple to refit, saves cost, is more thorough in oil-water separation and can recycle waste gas and waste water.
The invention is realized by the following technical scheme: an internal circulation self-deslagging micro-emission spray room system comprises a spray gun, a support, a workpiece, a spray room and a PLC (programmable logic controller) control system, and is mainly and technically characterized in that air supply outlets and water mist nozzles are arranged on two sides of the spray room close to the door opening of the spray room, a centrifugal fan is arranged on the opposite side of the door opening of the spray room, an air outlet of the centrifugal fan is connected with a water-air separation device, a wastewater pond is arranged below the water-air separation device, the water-air separation device and the wastewater pond are arranged in a closed box body, the wastewater pond is connected with the fan through a pipeline, the fan is connected with an aeration box, the aeration box is connected with a photo-oxidation catalysis device, the photo-oxidation catalysis device is connected with; the water-gas separation device is formed by arranging a plurality of W-shaped plates in parallel at intervals; the bottom of the wastewater pool is connected with a diaphragm pump through a pipeline, the diaphragm pump is connected with a filter press through a pipeline, and the filter press is connected with a slag discharge pipe.
And air supply outlets on two sides of the spray room are connected into a closed box body of the wastewater tank through air pipes.
And a circulating water tank is arranged beside the wastewater tank and is separated by a partition plate, and the circulating water tank is also arranged in the closed box body.
And a medicament dripping pipe is communicated above the wastewater pool, and the upper end of the medicament dripping pipe is connected with a timer and a medicament box.
The water mist nozzle in the spray room is connected with the ultrasonic atomization box through a pipeline, the ultrasonic atomization box is connected to the bottom of the circulating water pool, and the amount of water mist is two times that of coating oil mist.
The aeration tank is provided with a water outlet pipe which is communicated with the wastewater tank.
And the filter press is connected with a water outlet pipe and connected into a circulating water tank.
And a water level switch is arranged on the wastewater tank.
The bottom of the circulating water tank is higher than the bottom of the waste water tank.
The rotating speed of the fan connected with the aeration tank is controlled by the PLC control system and the VOC sensor.
The invention has simple structure and low refitting cost of coating enterprises, saves the cost and can meet the requirement of environmental protection. The purpose of water mist mixing twice as much as coating oil mist is to reduce the viscosity of the coating and prevent a fan and an air pipe from being bonded by the coating. And a part of waste gas is introduced into the aeration box by the high-speed fan to carry out secondary gas-mist separation, and the waste gas is discharged when the waste gas reaches the national discharge standard. The centrifugal fan blows the mixture of oil mist and water mist into the wastewater pool through the water-gas separator, and the water-gas separation is more thorough through the special bent channel separation. The invention also reduces energy consumption, waste treatment capacity, cleaning times and cleaning strength by recycling waste gas and waste water.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
The specific implementation mode is as follows:
as shown in fig. 1, the internal circulation self-deslagging micro-emission spray room system comprises a spray gun 1, a support 2, a workpiece 3, a spray room 4 and a PLC control system 29, wherein air supply outlets 5 and water mist nozzles 6 are arranged on two sides of the spray room 4 close to a door opening of the spray room, a centrifugal fan 7 is arranged on the opposite side of the door opening of the spray room, an air outlet of the centrifugal fan is connected with a water-air separation device 8, a wastewater pond 9 is arranged below the water-air separation device, the water-air separation device and the wastewater pond are arranged in a closed box body 10, the wastewater pond is connected with a fan 11 through a pipeline, the fan is connected with an aeration box 12, the aeration box is connected with a photo-oxidation catalytic device 13, the photo-oxidation catalytic device is connected with an active carbon treatment device. The water-gas separating device is formed by arranging five W-shaped plates 8-1 in parallel at intervals, and can separate the mixture of oil mist and water mist well. The bottom of the wastewater pool is connected with a diaphragm pump 17 through a pipeline, the diaphragm pump is connected with a filter press 18 through a pipeline, and the filter press is connected with a slag discharge pipe 19. The air supply outlets on both sides of the spray room are connected into a closed box body of the wastewater tank through an air pipe 20. A circulating water tank 21 is arranged beside the wastewater tank, and the circulating water tank and the wastewater tank are separated by a partition plate 21-1. A medicament dripping pipe 22 is communicated with the upper part of the wastewater pool, the upper end of the medicament dripping pipe is connected with a timer 23 and a medicament box 24, and the medicament of the medicament box is water purifying agent. The water mist nozzle in the spray room is connected with the ultrasonic atomization box 25 through a pipeline, and the ultrasonic atomization box is connected to the bottom of the circulating water pool. The aeration tank has an outlet pipe 26 leading into the waste water tank. The filter press is connected with a water outlet pipe 27 and is connected with a circulating water pool. A water level switch 28 is arranged on the wastewater pool.
The working process is as follows: 1) the workpiece runs at a constant speed from the spraying room support, the spray gun sprays the coating to be attached to the workpiece to achieve the coating purpose, the redundant coating is sprayed into the spraying room through the workpiece gap, at the moment, the atomized water in the ultrasonic atomization box is controlled by the PLC to be twice as much as the coating and also sprayed out of the spraying room, and the purpose of twice water mist mixing of the coating oil mist is to reduce the viscosity of the coating and prevent the fan and the air pipe from being bonded by the coating. The cleaning times and the cleaning intensity are reduced.
2) The utility model discloses a sewage treatment system, including a centrifugal fan, water separator, aeration tank, waste gas inlet, exhaust gas outlet, centrifugal fan blows in the mixture of oil mist and water mist into the wastewater disposal basin through water separator, water separator instils into the wastewater disposal basin with the separation of oil water mixture, the volatile waste gas of solvent that has that the fan blows in then forms certain pressure at the wastewater disposal basin upper strata, some waste gas is pressed the room of spouting back because of the incasement pressure and is used as the room air supply of spouting, another part is then introduced the aeration tank by high-speed fan and is carried out secondary aerial fog separation, the waste gas of separation gets into the light oxygen catalysis and carries out exhaust-gas treatment, introduce the active carbon adsorption processing again. The aeration tank is provided with a water outlet pipe which is led into the wastewater tank, and the overflowing aeration tank wastewater is led into the wastewater tank wastewater for repeated filter pressing.
3) The water purifying agent in the chemical agent box is automatically added into the wastewater of the wastewater tank in a timed and quantitative manner under the control of a timer, and the chemical action of the water purifying machine and the stirring action formed by the blowing-in air pressure of the centrifugal fan enable high molecular substances in the wastewater to be settled, removed of the adhesive and agglomerated. The wastewater disposal basin is more and more high because of constantly instiling into water level height of water and gas separator, and when water level height reached water level switch's high water level, system start diaphragm pump and pressure filter, the pressure filter filters out take in the circulation pond next door of wastewater disposal basin of few granule, the waste water in this pond is through the leading-in room that spouts of ultrasonic atomization case atomizing, cyclic utilization is the dilution water of coating. The filter press is connected with a water outlet pipe and is connected with a circulating water tank. The overflow part of the circulating water tank is led into the wastewater of the wastewater tank for repeated circulating deslagging. The paint slag discharged from the filter press is filled into bags and is delivered to the environmental protection department for centralized treatment.
Claims (10)
1. An internal circulation self-deslagging micro-emission spray room system comprises a spray gun, a support, a workpiece, a spray room and a PLC (programmable logic controller) control system, and is characterized in that air supply outlets and water mist nozzles are arranged on two sides of the spray room near a door opening of the spray room, a centrifugal fan is arranged on the opposite side of the door opening of the spray room, an air outlet of the centrifugal fan is connected with a water-air separation device, a wastewater pool is arranged below the water-air separation device, the water-air separation device and the wastewater pool are arranged in a closed box body, the wastewater pool is connected with the fan through a pipeline, the fan is connected with an aeration box, the aeration box is connected with a photo-oxidation catalytic device, the photo-oxidation catalytic device is connected with an active; the water-gas separation device is formed by arranging a plurality of W-shaped plates in parallel at intervals; the bottom of the wastewater pool is connected with a diaphragm pump through a pipeline, the diaphragm pump is connected with a filter press through a pipeline, and the filter press is connected with a slag discharge pipe.
2. The internal circulation self-deslagging micro-discharge spray booth system according to claim 1, wherein the air supply outlets on both sides of the spray booth are connected into the closed box of the wastewater basin through air pipes.
3. The internal circulation self-deslagging micro-discharge spray booth system of claim 1, wherein a circulation water basin is disposed adjacent to said wastewater basin and separated by a partition, said circulation water basin being also disposed within said enclosed enclosure.
4. The internal circulation self-deslagging micro-discharge spray booth system according to claim 3, wherein a chemical dropping pipe is arranged above the wastewater pool, and an upper end of the chemical dropping pipe is connected with a timer and a chemical box.
5. The internal circulation self-deslagging micro-discharge spray booth system of claim 1, wherein a water mist nozzle in the spray booth is connected with an ultrasonic atomization box through a pipeline, and the ultrasonic atomization box is connected to the bottom of a circulating water pool; the amount of water mist is twice as much as the coating oil mist.
6. The internal circulation self-deslagging micro-discharge spray booth system of claim 1, wherein said aeration tank has an outlet pipe leading into a waste water basin.
7. The internal circulation self-deslagging micro-discharge spray booth system of claim 1, wherein the filter press is connected with a water outlet pipe which is connected to a circulation water tank.
8. The internal circulation self-deslagging micro-discharge spray booth system of claim 1, wherein a water level switch is provided on said wastewater basin.
9. The internal circulation self-deslagging micro-discharge spray booth system of claim 1, wherein said circulation tank is positioned at a higher level than the bottom of the waste tank.
10. The internal circulation self-deslagging micro-emission spray booth system of claim 1, wherein the speed of the fan connected with the aeration tank is controlled by a PLC control system and a VOC sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921242788.1U CN210496965U (en) | 2019-08-02 | 2019-08-02 | Internal circulation self-deslagging micro-discharge spray room system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921242788.1U CN210496965U (en) | 2019-08-02 | 2019-08-02 | Internal circulation self-deslagging micro-discharge spray room system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210496965U true CN210496965U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921242788.1U Expired - Fee Related CN210496965U (en) | 2019-08-02 | 2019-08-02 | Internal circulation self-deslagging micro-discharge spray room system |
Country Status (1)
| Country | Link |
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| CN (1) | CN210496965U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110302925A (en) * | 2019-08-02 | 2019-10-08 | 章富强 | It is interior to recycle from the micro- discharge spray room system of deslagging |
| CN112516756A (en) * | 2020-12-16 | 2021-03-19 | 绍兴蓝竹新材料科技有限公司 | Ethylene oxide absorption and purification system and purification treatment method |
-
2019
- 2019-08-02 CN CN201921242788.1U patent/CN210496965U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110302925A (en) * | 2019-08-02 | 2019-10-08 | 章富强 | It is interior to recycle from the micro- discharge spray room system of deslagging |
| CN112516756A (en) * | 2020-12-16 | 2021-03-19 | 绍兴蓝竹新材料科技有限公司 | Ethylene oxide absorption and purification system and purification treatment method |
| CN112516756B (en) * | 2020-12-16 | 2022-05-20 | 绍兴蓝竹新材料科技有限公司 | Ethylene oxide absorption purification system and purification treatment method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 |
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| CF01 | Termination of patent right due to non-payment of annual fee |