CN209423276U - A kind of lacquer spraying waste gas processing unit - Google Patents
A kind of lacquer spraying waste gas processing unit Download PDFInfo
- Publication number
- CN209423276U CN209423276U CN201822113458.4U CN201822113458U CN209423276U CN 209423276 U CN209423276 U CN 209423276U CN 201822113458 U CN201822113458 U CN 201822113458U CN 209423276 U CN209423276 U CN 209423276U
- Authority
- CN
- China
- Prior art keywords
- ontology
- activated carbon
- carbon adsorption
- pipe road
- waste gas
- 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.)
- Active
Links
Landscapes
- Treating Waste Gases (AREA)
- Incineration Of Waste (AREA)
Abstract
The utility model belongs to VOCs exhaust-gas treatment field, more particularly to a kind of lacquer spraying waste gas processing unit, including spray thrower, dry filter, first activated carbon adsorption ontology, second activated carbon adsorption ontology, third activated carbon adsorption ontology, catalytic combustion system, inlet air filter, outlet air filter and chimney, the lacquer spraying waste gas enters spray thrower by pipeline, the spray thrower outlet end is connected to dry filter by flue gas leading, the dry filter is respectively connected to the first activated carbon adsorption ontology by main air inlet pipe road, second activated carbon adsorption ontology, third activated carbon adsorption ontology, the first activated carbon adsorption ontology, second activated carbon adsorption ontology, third activated carbon adsorption ontology passes through main escape pipe road respectively and is connected to air-introduced machine, the air-introduced machine is connected to chimney；Purified treatment is carried out to the exhaust gas that coating process generates using " dry type foam removal all-in-one machine+concentration absorption+catalysis is burnt " exhaust treatment system.
Description
Technical field
The utility model belongs to VOCs exhaust-gas treatment field, and in particular to a kind of lacquer spraying waste gas processing unit.
Background technique
As China manufactures the continuous development of industry, the yield and type of subsequent product increases year by year, production,
During storage and transportation, use, a certain amount of various organic matters are contained in the exhaust gas of generation, are immediately discharged in atmosphere, serious ground contamination
Environment, volatile organic compounds VOCs (Volatile Organic Compounds abbreviation VOCs) therein can participate in
Photochemical reaction forms photochemical fog, while being also the essential condition that second particle organic matter is formed in atmosphere, for atmosphere
Environmental and human health impacts harm is huge.Especially in furniture spray paint industry, the discharge amount of industrial VOCs constantly increases, at present
One of the main reason for having become China's group of cities and local Regional Atmospheric Pollution.Therefore, the contamination control of industrial VOCs is asked
Topic, has become the mostly important problem of current control air pollution in China, organizations at different levels need to be caused to pay much attention to, and takes conscientiously
Effective measures are administered, and the living environment of oneself is protected.
Industry involved in organic exhaust gas discharge is numerous, and pollutant kind composition is complex.The type of pollutant is almost
All organic compounds are covered, the exhaust gas being usually discharged is mainly to have hydrocarbon compound (alkane, alkene and aromatic hydrocarbons), first
Benzene, dimethylbenzene, benzene class, etc. based on organic compounds.
The processing method of VOCs organic exhaust gas mainly have absorption process, active carbon adsorption, combustion method etc. and ion method and
Photocatalytic method.But considers from the selection of absorbent, processing gas concentration, cost, treatment effect etc., be applied to lacquer spraying waste gas
Environment protection treating, above method be used alone when have certain limitation.The rationalization of various processing methods combines, can be more
Deficiency existing for single treatment method is mended, the processing requirement of furniture industry spraying exhaust gas is preferably met.
Utility model content
In view of this, the present invention provides a kind of lacquer spraying waste gas processing units.
Itself the technical solution adopted is that:
A kind of lacquer spraying waste gas processing unit, including spray thrower, dry filter, the first activated carbon adsorption ontology, the second work
Property charcoal absorption ontology, third activated carbon adsorption ontology, catalytic combustion system, inlet air filter, outlet air filter with
And chimney, the lacquer spraying waste gas enter spray thrower by pipeline, the spray thrower outlet end is connected to dry type mistake by flue gas leading
Filter, the dry filter are respectively connected to the first activated carbon adsorption ontology, the second activated carbon adsorption by main air inlet pipe road
Ontology, third activated carbon adsorption ontology, the first activated carbon adsorption ontology, the second activated carbon adsorption ontology, third active carbon
Absorption ontology passes through main escape pipe road respectively and is connected to air-introduced machine, and the air-introduced machine is connected to chimney；
The first activated carbon adsorption ontology, the second activated carbon adsorption ontology, third activated carbon adsorption ontology pass through back-fire relief
Deduster is connect with desorption conduit air inlet, and desorption pipe road gas outlet is connected on high-temperature blower, and the high-temperature blower is logical
Piping is connect with catalytic combustion system, and the catalytic combustion system is connect by pipeline with second heat exchanger, and described second
Heat exchanger is connect by pipeline with chimney.
Further, the inlet air filter is connect with second heat exchanger, the second heat exchanger and second
Electric heater connection, second electric heater pass through secondary admission line respectively with the first activated carbon adsorption ontology, the second activity
Air inlet port connection on charcoal absorption ontology, third activated carbon adsorption body bottom portion；The outlet filter passes through secondary escape pipe
Road is connect with the first activated carbon adsorption ontology, the second activated carbon adsorption ontology, third activated carbon adsorption ontology respectively.
Further, the catalytic combustion system include sequentially connected first heat exchanger, the first electric heater and
Catalytic combustor, described first heat exchanger one end are connect with high-temperature blower, described catalytic combustor one end and the second heat exchange
Device connection；The catalytic combustor is equipped with venting.
Further, the main air inlet pipe road, main escape pipe road, secondary admission line, secondary outlet pipe, desorption pipeline are all provided with
There is switching gas circuit valve.
Further, the first activated carbon adsorption ontology, the second activated carbon adsorption ontology, third activated carbon adsorption ontology
Structure it is identical, the first activated carbon adsorption ontology be equipped with maintenance door and spray firebreak device, the spray firebreak device
It is connect with external fire protection pipeline；The first activated carbon adsorption inner body wall is equipped with active carbon layer thermometer；Described first is living
Property charcoal adsorb intrinsic top and the bottom and be equipped with a differential manometer.
The utility model has the beneficial effects that the utility model utilizes " dry type foam removal all-in-one machine+concentration absorption+catalysis is burnt "
The exhaust gas that exhaust treatment system generates coating process carries out purified treatment, thus make in exhaust gas the concentration of emission of each pollutant and
Rate of discharge reaches Industry code requirements；Influence of the humidity to product quality in spraying is fully considered in waste gas treatment process, is led to
The inlet filter being arranged on activated carbon adsorption ontology and outlet filter are crossed, by return air, reduces and removes humidity load.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Wherein, 1, dry filter；2, outlet air filter；3, the first activated carbon adsorption ontology；4, the second active carbon
Adsorb ontology；5, third activated carbon adsorption ontology；6, switching gas circuit valve；7, air-introduced machine；8, chimney；9, inlet air filter；
10, second heat exchanger；11, the second electric heater；12, catalytic combustor；13, the first electric heater；14, the first heat exchange
Device；15, high-temperature blower；16, back-fire relief deduster；17, firebreak device is sprayed；18, main air inlet pipe road；19, main escape pipe road；20,
Secondary admission line；21, secondary outlet pipe；22, pipeline is desorbed；23, PCL controller；24, pressure difference warning device.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Shown in referring to Fig.1, a kind of lacquer spraying waste gas processing unit of the utility model, including spray thrower, dry filter 1, the
One activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4, third activated carbon adsorption ontology 5, catalytic combustion system, entrance are empty
Air filter 9, outlet air filter 2 and chimney 8, the lacquer spraying waste gas enter spray thrower, the spray thrower by pipeline
Outlet end is connected to dry filter 1 by flue gas leading, and the dry filter 1 is respectively connected to the by main air inlet pipe road 18
One activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4, third activated carbon adsorption ontology 5, first activated carbon adsorption
Ontology 3, the second activated carbon adsorption ontology 4, third activated carbon adsorption ontology 5 are connected to air-introduced machine by main escape pipe road 19 respectively
7, the air-introduced machine 7 is connected to chimney 8；The first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4, third activity
Charcoal absorption ontology 5 is connect by back-fire relief deduster 16 with desorption 22 air inlet of pipeline, and 22 gas outlet of desorption pipeline is connected to
On high-temperature blower 15, the high-temperature blower 15 is connect by pipeline with catalytic combustion system, and the catalytic combustion system passes through pipe
Road is connect with second heat exchanger 10, and the second heat exchanger 10 is connect by pipeline with chimney 8；The catalysis burning dress
It sets including sequentially connected first heat exchanger 14, the first electric heater 13 and catalytic combustor 12, first heat exchange
14 one end of device is connect with high-temperature blower 15, and described 12 one end of catalytic combustor is connect with second heat exchanger 10；The catalysis combustion
It burns room 12 and is equipped with venting；The main air inlet pipe road 18, main escape pipe road 19, secondary admission line 20, secondary outlet pipe 21,
Desorption pipeline 22 is equipped with switching gas circuit valve 6；Whole device passes through 23 auto-controll operation of PCL controller.
The inlet air filter 9 is connect with second heat exchanger 10, and the second heat exchanger 10 and the second electricity add
Hot device 11 connects, and it is living with the first activated carbon adsorption ontology 3, second respectively that second electric heater 11 passes through secondary admission line 20
Property charcoal absorption ontology 4, the air inlet port connection on 5 bottom of third activated carbon adsorption ontology；The outlet filter 2 is gone out by pair
Feed channel 21 connects with the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4, third activated carbon adsorption ontology 5 respectively
It connects.
The organic exhaust gas of lacquer spraying waste gas processing unit processing is predominantly molded and spray painting class exhaust gas；It is molded class exhaust gas concentration
It is low, air quantity is smaller, using " activated carbon adsorption " device handle, exhaust gas pass through spray thrower after enter dry filter 1, remove coating cloud
And the exhaust gas after dust by main air inlet pipe road 18 enter the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4,
Third activated carbon adsorption ontology 5, the exhaust gas after Alveolate activated carbon adsorbs organic compound pass through air-introduced machine 7 from main outlet
Pipeline 19 is sent to 15 meters of exhaust chimney qualified discharges, and in above process, PCL controller 23 controls secondary admission line 20, pair goes out
Switching gas circuit valve 6 in feed channel 21 and desorption pipeline 22 is closed.
Painting, class exhaust gas concentration is low, and air quantity is big, using " Adsorption Concentration regeneration+catalysis is burnt ", after exhaust gas passes through spray thrower
Into dry filter 1, the exhaust gas after removing coating cloud and dust enters the first activated carbon adsorption ontology by main air inlet pipe road
3, the second activated carbon adsorption ontology 4, third activated carbon adsorption ontology 5, it is useless after Alveolate activated carbon adsorbs organic gas
Gas is sent from main escape pipe road 19 to 8 qualified discharge of exhaust chimney by air-introduced machine 7, in addition the first activated carbon adsorption ontology 3, second
The organic gas that activated carbon adsorption ontology 4, third activated carbon adsorption ontology 5 adsorb passes through back-fire relief deduster 16 respectively and enters desorption
Pipeline 22, and high-temperature blower 15 is started by PCL controller 23, organic gas is sent to first heat exchanger 14, passes through first
Heat exchanger 14 organic gas is decomposed after thermal energy and exhaust gas source cold airflow carry out heat exchange, replace thermal energy, improve exhaust gas source
Temperature, then by the first electric heater 13 organic exhaust gas be heated to 300 DEG C or so enter catalytic combustors 12, be catalyzed
Under the action of agent, the organic matter in gas resolves into the substances such as CO2, H2O, while releasing heat, mentions gas temperature further
It rises, which passes through the second heat in the heat for being back to the offer heat exchange of first heat exchanger 14, and by pure hot-air
The further heat exchange of exchanger 10, reduces its temperature, is passing through chimney qualified discharge；In above process, PCL controller 23 is controlled
The switching gas circuit valve 6 made on secondary admission line 20 and secondary outlet pipe 21 is closed.
The structure of the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4, third activated carbon adsorption ontology 5
Identical, 3 inner wall of the first activated carbon adsorption ontology is equipped with active carbon layer thermometer；In the first activated carbon adsorption ontology
Portion's upper and lower side is equipped with a differential manometer；When the first activated carbon adsorption ontology, the second activated carbon adsorption ontology, third activated carbon adsorption
When intrinsic temperature and pressure reach the upper limit of operating temperature and pressure, PCL controller 23 control main air inlet pipe road 18, it is main go out
Switching gas circuit valve 6 on feed channel 19, desorption pipeline 22 and secondary admission line 20 is closed, at this time cutting on secondary outlet pipe 21
Change the opening of gas circuit valve 6, the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4, in third activated carbon adsorption ontology 5
Hot gas is discharged in atmosphere by going out air filter 2, and then the cold air in atmosphere enters first by outlet filter 2
Activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4 in third activated carbon adsorption ontology 5, restart work.
Temperature in the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4, third activated carbon adsorption ontology 5
When being lower than operating temperature and pressure with pressure, PCL controller 23 controls main air inlet pipe road 18, main escape pipe road 19, desorption pipeline
22 and secondary outlet pipe 21 on switching gas circuit valve 6 close, the switching gas circuit valve 6 on secondary admission line 20 is opened at this time, greatly
Air in gas passes through inlet air filter 9, filters out the bulky grains such as dust, using second heat exchanger 10, into the
After two electric heaters 11 are heated to scheduled operating temperature, into the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology
4, in third activated carbon adsorption ontology 5, restart work.
In the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4 and third activated carbon adsorption ontology 5
Equipped with maintenance door and spray firebreak device 17, the spray firebreak device 17 is connect with external fire protection pipeline；Pass through active carbon layer
The temperature of thermometer measures, the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4 and third activated carbon adsorption at any time
Whether whether there may be spontaneous combustions for the active carbon layer in ontology 5, and need to carry out spraying cooling processing to active carbon layer, to protect
Demonstrate,prove the safety that the first activated carbon adsorption ontology 3, the second activated carbon adsorption ontology 4 and third activated carbon adsorption ontology 5 use.
The utility model is equipped with pressure difference warning device 24 on dry filter 1, when filter cotton blocking, on filter cotton
The pressure difference of lower filtering two sides is excessive, and when differential manometer shows that pressure difference is more than predetermined value, pressure warning unit 24 issues alarm signal
Number, filter cotton is replaced immediately.
In the course of work, if which activated carbon adsorption ontology breaks down, by the control of PCL controller and the active carbon
The switching gas circuit valve adsorbed in ontology connecting pipe closes 6, repairs, other activated carbon adsorption ontologies work normally.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of lacquer spraying waste gas processing unit, including spray thrower, dry filter, the first activated carbon adsorption ontology, the second activity
Charcoal adsorb ontology, third activated carbon adsorption ontology, catalytic combustion system, inlet air filter, outlet air filter and
Chimney, which is characterized in that the lacquer spraying waste gas enters spray thrower by pipeline, and the spray thrower outlet end is connected by flue gas leading
To dry filter, the dry filter is respectively connected to the first activated carbon adsorption ontology, the second work by main air inlet pipe road
Property charcoal adsorb ontology, third activated carbon adsorption ontology, the first activated carbon adsorption ontology, the second activated carbon adsorption ontology, the
Three activated carbon adsorption ontologies pass through main escape pipe road respectively and are connected to air-introduced machine, and the air-introduced machine is connected to chimney；
The first activated carbon adsorption ontology, the second activated carbon adsorption ontology, third activated carbon adsorption ontology pass through back-fire relief dedusting
Device is connect with desorption conduit air inlet, and desorption pipe road gas outlet is connected on high-temperature blower, and the high-temperature blower passes through pipe
Road is connect with catalytic combustion system, and the catalytic combustion system is connect by pipeline with second heat exchanger, and second heat is handed over
Parallel operation is connect by pipeline with chimney.
2. lacquer spraying waste gas processing unit according to claim 1, which is characterized in that the inlet air filter and second
Heat exchanger connection, the second heat exchanger are connect with the second electric heater, and second electric heater passes through secondary air inlet pipe
Road respectively with the air inlet on the first activated carbon adsorption ontology, the second activated carbon adsorption ontology, third activated carbon adsorption body bottom portion
Port connection；Outlet filter pass through secondary outlet pipe respectively with the first activated carbon adsorption ontology, the second activated carbon adsorption ontology,
The connection of third activated carbon adsorption ontology.
3. lacquer spraying waste gas processing unit according to claim 1, which is characterized in that the catalytic combustion system includes successively
The first heat exchanger of connection, the first electric heater and catalytic combustor, described first heat exchanger one end and high-temperature blower
Connection, described catalytic combustor one end is connect with second heat exchanger；The catalytic combustor is equipped with venting.
4. lacquer spraying waste gas processing unit according to claim 1, which is characterized in that the main air inlet pipe road, main escape pipe
Road, secondary admission line, secondary outlet pipe, desorption pipeline are equipped with switching gas circuit valve.
5. lacquer spraying waste gas processing unit according to claim 1, which is characterized in that the first activated carbon adsorption ontology,
Second activated carbon adsorption ontology, the structure of third activated carbon adsorption ontology are identical, and the first activated carbon adsorption ontology is equipped with
Maintenance door and spray firebreak device, the spray firebreak device are connect with external fire protection pipeline；The first activated carbon adsorption sheet
Internal wall is equipped with active carbon layer thermometer；The intrinsic top and the bottom of first activated carbon adsorption are equipped with a differential manometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822113458.4U CN209423276U (en) | 2018-12-17 | 2018-12-17 | A kind of lacquer spraying waste gas processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822113458.4U CN209423276U (en) | 2018-12-17 | 2018-12-17 | A kind of lacquer spraying waste gas processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209423276U true CN209423276U (en) | 2019-09-24 |
Family
ID=67972102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822113458.4U Active CN209423276U (en) | 2018-12-17 | 2018-12-17 | A kind of lacquer spraying waste gas processing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209423276U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780140A (en) * | 2020-07-30 | 2020-10-16 | 南京大学环境规划设计研究院股份公司 | Heat accumulating type catalytic combustion device for VOCs treatment |
| CN115121371A (en) * | 2022-06-24 | 2022-09-30 | 安徽华铂再生资源科技有限公司 | Waste gas purification unit for plastic modification production line |
-
2018
- 2018-12-17 CN CN201822113458.4U patent/CN209423276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780140A (en) * | 2020-07-30 | 2020-10-16 | 南京大学环境规划设计研究院股份公司 | Heat accumulating type catalytic combustion device for VOCs treatment |
| CN115121371A (en) * | 2022-06-24 | 2022-09-30 | 安徽华铂再生资源科技有限公司 | Waste gas purification unit for plastic modification production line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208824192U (en) | A kind of VOCs exhaust-gas efficient adsorption/desorption catalyzing burning processing system | |
| CN208809741U (en) | A kind of activated carbon adsorption arrangement for catalytic purification | |
| CN105749695B (en) | A kind of low concentration, Wind Volume, high peculiar smell exhaust gas concentration energy equipment and its technique | |
| CN103438467B (en) | Organic exhaust gas adsorption desorption concentrates catalytic combustion device system | |
| CN208302464U (en) | Can self-extinguishing organic exhaust gas active-carbon absorption and regeneration desorption apparatus | |
| CN205886514U (en) | Paint spraying waste gas treatment device | |
| CN209155464U (en) | Zeolite molecular sieve fixed bed VOCs Adsorption Concentration desorption and regeneration system | |
| CN205782992U (en) | A kind of organic waste gas treatment device | |
| CN204073781U (en) | A kind of modularization organic waste gas purifying treatment system | |
| CN209423276U (en) | A kind of lacquer spraying waste gas processing unit | |
| CN212855120U (en) | Emission device for purifying volatile organic compounds | |
| CN111672265A (en) | Volatile organic compounds exhaust treatment system | |
| CN203447935U (en) | Organic waste gas adsorption-desorption concentration catalytic burning device system | |
| CN208130774U (en) | A kind of activated carbon adsorption desorption catalyzing burner | |
| CN103480226A (en) | Industrial volatile organic pollutant purifying system dedicated to painting workshops | |
| CN109847532A (en) | A kind of activated carbon adsorption concentration and low-temperature catalyzed decomposer | |
| CN205461430U (en) | Organic waste gas treatment system | |
| CN208130662U (en) | Paint spray booth's organic waste gas treatment system | |
| CN106861394A (en) | A kind of processing method of kitchen fume | |
| CN206613339U (en) | New RTO catalytic combustion systems | |
| CN209333458U (en) | A kind of VOCs exhaust treatment system | |
| CN205948596U (en) | Package printing industry VOCS exhaust treatment device | |
| CN208839304U (en) | Active carbon purifying equipment with security protection system | |
| CN206778138U (en) | The adjustable activated carbon adsorption/desorption complexes of Wet-dry | |
| CN215336386U (en) | Catalytic combustion equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |