CN110448983A - It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas - Google Patents
It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas Download PDFInfo
- Publication number
- CN110448983A CN110448983A CN201910710654.6A CN201910710654A CN110448983A CN 110448983 A CN110448983 A CN 110448983A CN 201910710654 A CN201910710654 A CN 201910710654A CN 110448983 A CN110448983 A CN 110448983A
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- China
- Prior art keywords
- water tank
- water
- waste gas
- gas
- coating cloud
- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/10—Combinations of devices covered by groups B01D45/00, B01D46/00 and B01D47/00
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0258—Other waste gases from painting equipments or paint drying installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it includes venturi scrubber, cyclone dust collectors, bag filter, blower, water circulating pump and cyclic water tank, one end of venturi scrubber is the air inlet entered for lacquer spraying waste gas, the other end is the air-water mixture outlet connecting with the air-water mixture import of cyclone dust collectors, the dust-exhausting port of cyclone dust collectors lower end is located in cyclic water tank, the exhaust outlet of cyclone dust collectors upper end and the air inlet of bag filter connect, the gas outlet of bag filter and the air inlet of blower connect, gas is finally discharged from the gas outlet of blower, the inlet of water circulating pump is connected to cyclic water tank, the injection liquid import of the liquid outlet and venturi scrubber of water circulating pump connects.The present invention can efficiently remove the dust particles such as the coating cloud in coating spray painting.
Description
Technical field
The present invention relates to cleaners, set more particularly to a kind of hybrid dedusting for removing coating cloud in lacquer spraying waste gas
It is standby.
Background technique
The exhaust gas of coating paint spray booth discharge contains a large amount of coating cloud and all kinds of solid particles, micro- since coating cloud content is larger
Little particle quantity is more.It is now all made of the exhaust gas that coating paint spray booth is discharged in single method to handle, but is difficult processing completely,
Increase the operating cost of subsequent exhaust-gas treatment.
Summary of the invention
The technical problems to be solved by the invention are just to provide and a kind of remove for removing the hybrid of coating cloud in lacquer spraying waste gas
Dirt equipment can efficiently remove the dust particles such as the coating cloud in coating spray painting.
Above-mentioned technical problem is solved, The technical solution adopted by the invention is as follows:
It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: including Venturi tube dedusting
Device, cyclone dust collectors, bag filter, blower, water circulating pump and cyclic water tank, one end of venturi scrubber are for painting
The air inlet that exhaust gas enters, the other end are the air-water mixture outlet connecting with the air-water mixture import of cyclone dust collectors, rotation
The dust-exhausting port of wind deduster lower end is located in cyclic water tank, the exhaust outlet of cyclone dust collectors upper end and the air inlet of bag filter
Connection, the gas outlet of bag filter and the air inlet of blower connect, and gas is finally discharged from the gas outlet of blower, water circulating pump
Inlet be connected to cyclic water tank, the injection liquid import of the liquid outlet of water circulating pump and venturi scrubber connects.
Further, further include sundries cleaning water tank and water supply pump, the liquid outlet of water circulating pump also pass through water return pipeline with
Sundries clears up water tank connection, and the circulation fluid a part flowed out from the liquid outlet of water circulating pump flows to venturi scrubber, another portion
It shunts to sundries and clears up water tank, the inlet of water supply pump is connected to sundries cleaning water tank, the liquid outlet and cyclic water tank of water supply pump
Connection.
It further, further include liquidometer, liquidometer is mounted on cyclic water tank, for detecting recirculated water in cyclic water tank
Liquid level.
It further, further include pneumatic ball valve, pneumatic ball valve is mounted on water return pipeline.
Further, venturi scrubber includes Venturi tube, and Venturi tube includes contraction section, trunnion and expansion segment, contraction section
External port be venturi scrubber air inlet, the external port of expansion segment is that the air-water mixture of venturi scrubber goes out
Mouthful, the nozzle for internally spraying liquid is provided on contraction section, the inlet of nozzle is the spray of venturi scrubber
Liquid import is penetrated, and nozzle is close to trunnion.
Further, the contraction section of Venturi tube is equipped with the access hole for overhauling nozzle.
Further, it is equipped with the primarily efficient filter bag being successively filtered to the gas flowed through in bag filter, middle imitated
Filter bag and sub- high efficiency filter bag.
Further, the filter efficiency grade of primarily efficient filter bag is G4, and the filter efficiency grade of middle-efficient filtering bag is F7, sub-
The filter efficiency grade of high efficiency filter bag is F9.
Compared with prior art, the invention has the following advantages:
1, the present invention combines venturi scrubber, cyclone dust collectors and bag filter, is corresponding in turn to lacquer spraying waste gas
It is handled, can efficiently remove the dust particles such as the coating cloud in coating spray painting, reduce the subsequent processing of coating lacquer spraying waste gas
Cost.
2, the present invention also sets up sundries cleaning water tank and water supply pump, by carrying out to the water body flowing in sundries cleaning water tank
Cleaning, can be more convenient, preferably clear up recirculated water, can constantly be cleared up in use.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Appended drawing reference meaning in figure:
1 water return pipeline；2 venturi scrubbers；2-1 access hole；The air inlet of 2-2 venturi scrubber；2-3 Venturi tube removes
The air-water mixture of dirt device exports；2-4 contraction section；2-5 trunnion；2-6 expansion segment；3 cyclone dust collectors；3-1 cyclone dust collectors
Air-water mixture import；The exhaust outlet of 3-2 cyclone dust collectors upper end；The dust-exhausting port of 3-3 cyclone dust collectors lower end；4 cyclic water tanks；
5 water circulating pumps；6 nozzles；7 bag filters；7-1 primarily efficient filter bag；7-2 middle-efficient filtering bag；The Asia 7-3 high efficiency filter bag；7-4 bags
The air inlet of formula filter；The gas outlet of 7-5 bag filter；8 blowers；The air inlet of 8-1 blower；The gas outlet of 8-2 blower；
9 liquidometers；10 sundries clear up water tank；11 water supply pumps；12 pneumatic ball valves.
Specific embodiment
The present invention is further described below with reference to embodiment.
As shown in Figure 1 is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas comprising Venturi tube removes
Dirt device 2, cyclone dust collectors 3, bag filter 7, blower 8, water circulating pump 5 and cyclic water tank 4.
Wherein, one end of venturi scrubber 2 is the air inlet 2-2 entered for lacquer spraying waste gas, and the other end is mixed for aqueous vapor
It closes object and exports 2-3, the air-water mixture import 3- of air-water mixture the outlet 2-3 and cyclone dust collectors side of venturi scrubber
1 connection, the dust-exhausting port 3-3 of cyclone dust collectors lower end are located in cyclic water tank 4, the exhaust outlet 3-2 and bag of cyclone dust collectors upper end
The air inlet 7-4 connection of formula filter, the air inlet 8-1 connection of the gas outlet 7-5 and blower of bag filter, gas finally from
The gas outlet 8-2 of blower is discharged, and the gas of discharge is to send to relevant adsorbent equipment to carry out VOCs processing, water circulating pump 5 into
Liquid mouth is connected to cyclic water tank 4, for extracting the recirculated water in cyclic water tank 4, the liquid outlet of water circulating pump 5 and Venturi tube dedusting
The injection liquid import of device 2 connects.
In use, the air inlet 2-2 connection lacquer spraying waste gas pipe of venturi scrubber, lacquer spraying waste gas enter text from the air inlet
Family name's pipe deduster 2, water circulating pump 5 extracts recirculated water from cyclic water tank 4, and enters from the injection liquid import of venturi scrubber 2
Water mist is formed in venturi scrubber 2, contacts mixing with the lacquer spraying waste gas for flowing through venturi scrubber 2, forms misty aqueous vapor
Mixture air-flow, dust particles are hit mutually with drop, are combined into biggish particle, and dust particles are become wet, shape by drop
At air-water mixture air-flow enter cyclone dust collectors 3 from the air-water mixture import 3-1 of cyclone dust collectors, through cyclone dust collectors
3 separation, the liquid isolated and dust particle are discharged from the dust-exhausting port 3-3 of cyclone dust collectors lower end, fall into cyclic water tank 4
In, the gas after separation is discharged from the exhaust outlet 3-2 of cyclone dust collectors upper end, and enters bag filter 7, through bag filter
7 filter bag is filtered out in gas and is discharged after remaining particulate matter from its gas outlet, and is finally discharged via blower 8.Due to powder
Dirt particulate matter can be accumulated in cyclic water tank 4 and bag filter 7, so in use, it be periodically to 4 He of cyclic water tank
Bag filter 7 is cleared up.
In order to preferably clear up recirculated water, also for can preferably supplement recirculated water, the present embodiment is also set up
Sundries cleaning water tank 10 and water supply pump 11, the liquid outlet of water circulating pump 5 also passes through water return pipeline 1 and sundries cleaning water tank 10 connects
Logical, the circulation fluid a part flowed out from the liquid outlet of water circulating pump 5 flows to venturi scrubber 2, and it is clear that another part flows to sundries
Water tank 10 is managed, the inlet of water supply pump 11 is connected to sundries cleaning water tank 10, for extracting the liquid in sundries cleaning water tank 10,
The liquid outlet of water supply pump 11 is connected to cyclic water tank 4.
When in use, a part of water in cyclic water tank 4 can be flowed into simultaneously in sundries cleaning water tank 10, clear up water to sundries
Water body in case 10 can be cleared up by way of chemically or physically, can also be cleared up in water tank 10 by manual cleaning sundries
Water body in sediment and dross can constantly be cleared up in use so as to preferably clear up recirculated water.Cleaning
Water body afterwards can be sent back in cyclic water tank 4 by water supply pump 11.
In order to the liquid level of recirculated water in better control loop water tank 4, the present embodiment also sets up liquidometer 9, liquid
Position meter 9 is mounted on cyclic water tank 4, for detecting the liquid level of recirculated water in cyclic water tank 4, when liquid level is lower than certain
When numerical value, it can be supplemented by water supply pump 11 into cyclic water tank 4.
The present embodiment also sets up pneumatic ball valve 12, and pneumatic ball valve 12 is mounted on water return pipeline 1, to control water return pipeline
1 flow.
Venturi scrubber 2 includes Venturi tube, and Venturi tube includes contraction section 2-4, trunnion 2-5 and expansion segment 2-6, by trunnion
2-5 connection contraction section 2-4 and expansion segment 2-6, form intermediate pipe structure narrow, both ends are wide, and the external port of contraction section 2-4 is
The air inlet 2-2 of venturi scrubber, the external port of expansion segment 2-6 are the air-water mixture outlet 2-3 of venturi scrubber,
The nozzle 6 for internally spraying liquid is provided on contraction section, the inlet of nozzle 6 is the injection of venturi scrubber
Liquid import, and nozzle 6 enters the circulation fluid of nozzle 6 from the injection liquid import of venturi scrubber 2, through nozzle close to trunnion 2-5
6 injections nebulize.
Facilitate the cleaning and replacement of nozzle 6 for convenience, the contraction section of Venturi tube is equipped with the maintenance for overhauling nozzle
Mouth 2-1.
Be equipped in the bag filter of the present embodiment the primarily efficient filter bag 7-1 that successively gas flowed through is filtered, in
Imitate filter bag 7-2 and sub- high efficiency filter bag 7-3.Specifically, the filter efficiency grade of primarily efficient filter bag 7-1 is G4, medium air filtration
The filter efficiency grade of bag 7-2 is F7, and the filter efficiency grade of sub- high efficiency filter bag 7-3 is F9.The pocket type of three-stage filtration structure
Filter can preferably filter out the particulate matter in gas.
The above embodiment of the present invention is not limiting the scope of the present invention, and embodiments of the present invention are not limited to
This, all this kind above content according to the present invention is not departing from this according to the ordinary technical knowledge and customary means of this field
Modification, replacement or change under the premise of inventing above-mentioned basic fundamental thought, to other diversified forms that above structure of the present invention is made
More, it should all fall within the scope and spirit of the invention.
Claims (8)
1. a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: including venturi scrubber,
Cyclone dust collectors, bag filter, blower, water circulating pump and cyclic water tank, one end of the venturi scrubber are for spraying
The air inlet that exhaust gas enters is painted, the other end is that the air-water mixture connecting with the air-water mixture import of the cyclone dust collectors goes out
Mouthful, the dust-exhausting port of the cyclone dust collectors lower end is located in the cyclic water tank, the exhaust outlet of the cyclone dust collectors upper end and
The air inlet of the bag filter connects, and the gas outlet of the bag filter is connect with the air inlet of the blower, gas
It is finally discharged from the gas outlet of the blower, the inlet of the water circulating pump is connected to the cyclic water tank, the recirculated water
The liquid outlet of pump is connect with the injection liquid import of the venturi scrubber.
2. according to claim 1 for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: also
Water tank and water supply pump are cleared up including sundries, the liquid outlet of the water circulating pump also passes through water return pipeline and the sundries clears up water tank
Connection, the circulation fluid a part flowed out from the liquid outlet of water circulating pump flow to the venturi scrubber, and another part flows to institute
State sundries cleaning water tank, the inlet of the water supply pump and the sundries cleaning water tank are connected to, the liquid outlet of the water supply pump and
The cyclic water tank connection.
3. according to claim 2 for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: also
Including liquidometer, the liquidometer is mounted on the cyclic water tank, for detecting the liquid level of recirculated water in the cyclic water tank
Highly.
4. according to claim 3 for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: also
Including pneumatic ball valve, the pneumatic ball valve is mounted on the water return pipeline.
5. according to claim 1 for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: institute
Stating venturi scrubber includes Venturi tube, and the Venturi tube includes contraction section, trunnion and expansion segment, the external port of the contraction section
The air inlet of the as described venturi scrubber, the external port of the expansion segment are the gas-vapor mix of the venturi scrubber
Object outlet, is provided with the nozzle for internally spraying liquid on the contraction section, and the inlet of the nozzle is described
The injection liquid import of venturi scrubber, and the nozzle is close to the trunnion.
6. according to claim 5 for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: institute
The contraction section of Venturi tube is stated equipped with the access hole for overhauling the nozzle.
7. according to claim 1 for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: institute
It states and is equipped with the primarily efficient filter bag being successively filtered to the gas flowed through, middle-efficient filtering bag and sub- high efficiency filter in bag filter
Bag.
8. according to claim 7 for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas, it is characterised in that: institute
The filter efficiency grade for stating primarily efficient filter bag is G4, and the filter efficiency grade of the middle-efficient filtering bag is F7, the efficient mistake in Asia
The filter efficiency grade of filter bag is F9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019102837367 | 2019-04-09 | ||
| CN201910283736.7A CN110064268A (en) | 2019-04-09 | 2019-04-09 | It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110448983A true CN110448983A (en) | 2019-11-15 |
Family
ID=67367370
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910283736.7A Pending CN110064268A (en) | 2019-04-09 | 2019-04-09 | It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas |
| CN201910710654.6A Pending CN110448983A (en) | 2019-04-09 | 2019-08-01 | It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910283736.7A Pending CN110064268A (en) | 2019-04-09 | 2019-04-09 | It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas |
Country Status (1)
| Country | Link |
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| CN (2) | CN110064268A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082267A (en) * | 2022-01-24 | 2022-02-25 | 中国电器科学研究院股份有限公司 | Integrated coating and paint spraying volatile organic waste gas treatment equipment |
| CN114225606A (en) * | 2020-09-09 | 2022-03-25 | 财团法人工业技术研究院 | Particulate trapping system |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064268A (en) * | 2019-04-09 | 2019-07-30 | 中国电器科学研究院股份有限公司 | It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas |
| CN110898595A (en) * | 2019-12-13 | 2020-03-24 | 陈俊兆 | Power plant exhaust treatment device |
| DE102020101540B4 (en) * | 2020-01-23 | 2023-12-14 | Kunststoff Helmbrechts Ag | Process for exhaust air purification, as well as plasma module, agglomeration module and UV treatment module for use in such a process |
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| CN110064268A (en) * | 2019-04-09 | 2019-07-30 | 中国电器科学研究院股份有限公司 | It is a kind of for removing the hybrid cleaner of coating cloud in lacquer spraying waste gas |
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- 2019-08-01 CN CN201910710654.6A patent/CN110448983A/en active Pending
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| CN114225606A (en) * | 2020-09-09 | 2022-03-25 | 财团法人工业技术研究院 | Particulate trapping system |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110064268A (en) | 2019-07-30 |
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Application publication date: 20191115 |