CN203303808U - Device for recycling organic solvent in paint spraying - Google Patents
Device for recycling organic solvent in paint spraying Download PDFInfo
- Publication number
- CN203303808U CN203303808U CN2013203390791U CN201320339079U CN203303808U CN 203303808 U CN203303808 U CN 203303808U CN 2013203390791 U CN2013203390791 U CN 2013203390791U CN 201320339079 U CN201320339079 U CN 201320339079U CN 203303808 U CN203303808 U CN 203303808U
- Authority
- CN
- China
- Prior art keywords
- adsorption tanks
- desorption
- filter
- cyclone separator
- organic solvent
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a device for recycling an organic solvent in paint spraying. The device comprises a photosensitive inductor and a paper filter which are arranged in front of a cyclone separator, wherein the photosensitive inductor is connected with the paper filter; the paper filter is connected with the cyclone separator; at least three adsorption tanks are arranged; the adsorption tanks comprise adsorption tanks for adsorption and adsorption tanks for desorption; at least two adsorption tanks for adsorption are connected in parallel; one or more adsorption tanks for desorption are arranged; the plurality of the adsorption tanks for desorption are connected in series or in parallel; before organic waste gas is purified and recycled, paint fog is efficiently removed by paint spraying organic waste gas; meanwhile, the adsorption and the desorption of the adsorption tanks are circularly carried out and the utilization rate of active carbon is improved, so that the adsorption tanks discharge purified gas reaching the standards.
Description
Technical field
The utility model relates to the technical field that lacquer spraying waste gas reclaims organic solvent, and specifically a kind of spraying paint reclaimed the device of organic solvent.
Background technology
Lacquer spraying technique is widely used in the industries such as container, machine-building, electrical equipment, household electrical appliances, automobile, boats and ships, furniture.Lacquer spraying waste gas is mainly formed by volatile solvent, diluent molecule and nonvolatile coating cloud molecular mixing.The improvement method of lacquer spraying waste gas has condensation method, absorption process, membrane separation process, absorption method etc., and at home, condensation method is due to the organic gas that is not suitable for processing low concentration, and needs low temperature and high pressure, and cost of equipment and operating cost are high; Absorption process is also due to the having relatively high expectations of absorbent and absorption equipment, and absorbent needs periodic replacement, and process is more complicated, and cost is higher, more difficult applying; Membrane separation process exists the rate of recovery not high, and discharge does not reach country+environmental protection standard requirement.What absorption method was with the most use is as adsorbent with active carbon, its surface area is high, for purifying the recovery organic solvent, it is a kind of best selection, the at present most producer of active carbon adsorption is all used water vapour to carry out desorption, as Patent number, be 201110311140.7 to disclose a kind of patent of invention of paint spraying organic solvent waste gas recycling device, comprise the coating cloud removal device connected successively, blower fan, adsorption tanks, condenser and oil water separator, described coating cloud removal device comprises the air collector for temporary waste organic solvent gas, cyclone dust collectors and sack cleaner, described air collector, cyclone dust collectors and sack cleaner connect successively.
Above-mentioned patent and prior art all but exist following problem: 1, during desorption, a large amount of water vapours are condensate in the hole of activated carbon adsorption layer, and difficulty is given and carried out thoroughly drying and purge, and affects the adsorption capacity of active carbon, the utilization rate of reduction active carbon.In addition, in lacquer spraying waste gas, contained coating cloud particle is small, viscosity large, easy coherent substance surface, while with charcoal absorption, reclaiming organic solvent, the coating cloud particle is easy to stop up the hole of active carbon, affected charcoal absorption efficiency and service life 2, existing adsorption tanks can not can not carry out adsorption and desorption simultaneously to the lacquer spraying waste gas organic matter, also namely can not periodic duty to the organic absorption of lacquer spraying waste gas and desorption.Therefore, purification must be removed coating cloud before reclaiming organic exhaust gas as far as possible expeditiously, then carries out the recovery of organic solvent.
The utility model content
In order to overcome the defect of above-mentioned prior art, the utility model provides a kind of spraying paint to reclaim the device of organic solvent, its purpose is to provide a kind of lacquer spraying waste gas of removing coating cloud to adsorption tanks, and adsorption tanks are its absorption and Desorption Energy circular flow in process of production, improve the utilization rate of active carbon, thereby make adsorption tanks discharge Purge gas up to standard.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of spraying paint reclaimed the device of organic solvent, comprise the cyclone separator, blower fan, adsorption tanks, gas-liquid separator and the solvent recycler that connect successively, it is characterized in that: also comprise and be arranged on cyclone separator light-inductive device and paper filter before, described light-inductive device is connected with paper filter, and paper filter is connected with cyclone separator;
Described adsorption tanks are at least three, described adsorption tanks comprise for the adsorption tanks of absorption with for the adsorption tanks of desorption, wherein at least two adsorption tanks for absorption adopt parallel way, adsorption tanks for desorption are one or more, and a plurality of adsorption tanks for desorption adopt mode in parallel or series connection.
Described adsorption tanks are connected to four main inlet/outlet pipes, and the waste gas inlet/outlet pipe is loaded on the top of adsorption tanks, and the Purge gas outlet is positioned at the top of adsorption tanks, and the bottom of described each adsorption tanks is by pipeline communication, and the import and export position on adsorption tanks is provided with valve.
Described active carbon selects cocoanut active charcoal or ignition point is high, the wooden column-shaped active carbon of high adsorption capacity or the combination of the two.
Between described cyclone separator and blower fan, be provided with filter, the import of described filter is connected with cyclone separator, and the outlet of filter is connected with blower fan.
Described paper filter is a tetragonal column structure, and bottom is a cavity, and four case filters are equipped with respectively on four limits above cavity, and the waste gas that four limit filters filter focuses on the cavity of the centre that four limit filters surround, and discharges from filter top.
Also comprise automatic control system, each valve on described cyclone separator, blower fan, gas-liquid separator and adsorption tanks all is connected with automatic control system.
Its operation principle is:Waste organic solvent gas process light-inductive device 1 by the collection of painting line gas skirt, enter paper filter 2 and cyclone separator 3, filter 4 carries out the coating cloud filtration, organic exhaust gas after filtration is sent into adsorption tanks in parallel 61,62 by blower fan 5 and is carried out the organic solvent charcoal absorption, after the clean gas outlet concentration of adsorption tanks 61,62 reaches setting value, enter the absorption of next round.After having adsorbed, be switched to the desorption recovery system by the saturated adsorption tanks 62 of absorption.When adsorption tanks 61,62 adsorbed operation, the desorption tank 63 of desorption recovery system was also simultaneously carrying out desorption.After desorption finished, desorption tank 63 enter next round in parallel with adsorption tanks 62 adsorbed, and former adsorption tanks 61 are switched to the next round desorption, become the desorption tank, and the rest may be inferred, circular flow.
The utlity model has following advantage:
1, the utility model comprises light-inductive device and the paper filter be arranged on before cyclone separator, and described light-inductive device is connected with paper filter, and paper filter is connected with cyclone separator; The organic exhaust gas that sprays paint carries out the removal of coating cloud to paper filter, cyclone separator again through the light-inductive device, by blower fan, send into adsorption tanks and carry out the organic solvent charcoal absorption, therefore, before purifying the recovery organic exhaust gas, the organic exhaust gas that sprays paint is removed coating cloud expeditiously, the while organic exhaust gas is sent into adsorption tanks in parallel and is carried out the organic solvent charcoal absorption, after the clean gas outlet concentration of adsorption tanks reaches setting value, enters the absorption of next round; After having adsorbed, be switched to the desorption recovery system by the saturated adsorption tanks of absorption; When adsorption tanks adsorb operation, another desorption tank is also simultaneously carrying out desorption, after desorption finishes, desorption tank enter next round in parallel with adsorption tanks adsorbed, former adsorption tanks are switched to the next round desorption, and the rest may be inferred, circular flow, improve the utilization rate of active carbon, thereby make adsorption tanks discharge Purge gas up to standard.
2, in the utility model, adsorption tanks are connected to four main inlet/outlet pipes, the waste gas inlet/outlet pipe is loaded on the top of adsorption tanks, the Purge gas outlet is positioned at the top of adsorption tanks, pipeline communication is passed through in the bottom of described each adsorption tanks, import and export position on adsorption tanks is provided with valve, by controlling different valves, can make the adsorption tanks of all kinds (absorption or desorption) realize in parallel or series connection, thereby reach the purpose that recycles each tank body.
3, in the utility model, active carbon is selected cocoanut active charcoal or ignition point is high, the wooden column-shaped active carbon of high adsorption capacity or the combination of the two, its high adsorption capacity.
4, between cyclone separator and blower fan, be provided with filter, set up filter between cyclone separator and blower fan, can better improve the effect of the voc_s removal coating cloud that sprays paint.
5, in the utility model, paper filter is a tetragonal column structure, bottom is a cavity, and four case filters are equipped with respectively on four limits above cavity, due to the paper filter of column, filter is equipped with respectively on inner chamber four limits, and paint spraying organic solvent coating cloud, moisture are effectively removed.
6, the utility model comprises automatic control system, each valve on described cyclone separator, blower fan, gas-liquid separator and adsorption tanks all is connected with automatic control system, its automatic automatic control system adopts full-computerized Automatic Control security alarm and protection, flow operations is simple, stable, safe and reliable; Automatic control system is also controlled the opening of each valve on adsorption tanks, thereby regulates the annexation of each adsorption tanks, and adsorbs in an orderly manner and production work again.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the enlarged diagram of the paper filter in Fig. 1;
Mark 1, light-inductive device in figure, 2, paper filter, 3, cyclone separator, 4, filter, 5, blower fan, 61,62,63, adsorption tanks, 7, gas-liquid separator, 8, solvent recycler, 9, the case filter, 10, hollow chamber, 11, valve.
The specific embodiment
Embodiment 1
As shown in Figure 1, a kind of lacquer spraying waste gas retracting device, comprise the cyclone separator 3, blower fan 5, adsorption tanks 61,62, gas-liquid separator 7 and the solvent recycler 8 that connect successively, also comprise and be arranged on cyclone separator 3 light-inductive device 1 and paper filter 2 before, described light-inductive device 1 is connected with paper filter 2, and paper filter 2 is connected with cyclone separator 3; The organic exhaust gas that sprays paint process light-inductive device 1 enters paper filter 2 again, cyclone separator 3 carries out the removal of coating cloud, by blower fan 5, send into adsorption tanks 61,62 and carry out the organic solvent charcoal absorption, before purifying the recovery organic exhaust gas, the organic exhaust gas that sprays paint is removed coating cloud expeditiously.Active carbon selects cocoanut active charcoal or ignition point is high, the wooden column-shaped active carbon of high adsorption capacity or the combination of the two.
As shown in Figure 2, above-mentioned paper filter 2 is a tetragonal column structure, the bottom of paper filter 2 is hollow, four sides on top are equipped with respectively case filter 9, four case filters 9 surround hollow chamber 10, the waste gas of four case filter 10 filtrations focuses on described hollow chamber 10, and discharges from paper filter 2 tops.
With reference to shown in Figure 1, also can between cyclone separator 3 and blower fan 5, be provided with filter 4, the import of described filter 4 is connected with cyclone separator 3, the outlet of filter 4 is connected with blower fan 5, between cyclone separator and blower fan, set up filter, can better improve the effect of the voc_s removal coating cloud that sprays paint.
Also comprise the automatic control system (not shown), each valve 11 on described cyclone separator 3, blower fan 5, gas-liquid separator 7 and adsorption tanks 61,62,63 all is connected with automatic control system, its automatic automatic control system adopts full-computerized Automatic Control security alarm and protection, flow operations is simple, stable, safe and reliable; Automatic control system is also controlled the opening of each valve 11 on adsorption tanks, thus the annexation of regulating each adsorption tanks, and adsorb in an orderly manner and production work again.
Continuation is with reference to Fig. 1, and (this example be take three adsorption tanks and is example, and two tanks are for absorption, and this example is adsorption tanks 61 and adsorption tanks 62; Another adsorption tanks 63, for desorption, also are called the desorption tank)
Adsorption tanks are at least three, on described adsorption tanks 61,62,63 each tank bodies, be connected to four main inlet/outlet pipes, it is in parallel with exhaust piping that the exhaust gas inlet pipe is loaded on the top of adsorption tanks, organic solvent outlet after desorption all is connected with solvent recycler 3, the Purge gas outlet is positioned at the top of adsorption tanks, the bottom of described each adsorption tanks is by pipeline communication, and the import and export position on adsorption tanks is provided with valve 4.By by-pass valve control 4 can make all kinds (absorption or desorption) adsorption tanks realize in parallel or series connection, thereby reach the purpose that recycles each tank body.
Waste organic solvent gas process light-inductive device 1 by the collection of painting line gas skirt, enter paper filter 2 and cyclone separator 3, filter 4 carries out the coating cloud filtration, organic exhaust gas after filtration is sent into adsorption tanks in parallel 6162 by blower fan 5 and is carried out the organic solvent charcoal absorption, after the clean gas outlet concentration of adsorption tanks 61,62 reaches setting value, enter the absorption of next round.After having adsorbed, be switched to the desorption recovery system by the saturated adsorption tanks 62 of absorption.When adsorption tanks 61,62 adsorbed operation, the desorption tank 63 of desorption recovery system was also simultaneously carrying out desorption.After desorption finished, desorption tank 63 enter next round in parallel with adsorption tanks 62 adsorbed, and former adsorption tanks 61 are switched to the next round desorption, become the desorption tank, and the rest may be inferred, circular flow.
Claims (5)
1. one kind is sprayed paint and reclaims the device of organic solvent, comprise the cyclone separator, blower fan, adsorption tanks, gas-liquid separator and the solvent recycler that connect successively, it is characterized in that: also comprise and be arranged on cyclone separator light-inductive device and paper filter before, described light-inductive device is connected with paper filter, and paper filter is connected with cyclone separator;
Described adsorption tanks are at least three, described adsorption tanks comprise for the adsorption tanks of absorption with for the adsorption tanks of desorption, wherein at least two adsorption tanks for absorption adopt parallel way, adsorption tanks for desorption are one or more, and a plurality of adsorption tanks for desorption adopt mode in parallel or series connection.
2. a kind of spraying paint according to claim 1 reclaimed the device of organic solvent, it is characterized in that: described adsorption tanks are connected to four main inlet/outlet pipes, the waste gas inlet/outlet pipe is loaded on the top of adsorption tanks, the Purge gas outlet is positioned at the top of adsorption tanks, the bottom of described each adsorption tanks is by pipeline communication, and the import and export position on adsorption tanks is provided with valve.
3. a kind of spraying paint according to claim 1 reclaimed the device of organic solvent, and it is characterized in that: between described cyclone separator and blower fan, be provided with filter, the import of described filter is connected with cyclone separator, and the outlet of filter is connected with blower fan.
4. a kind of spraying paint according to claim 1 reclaimed the device of organic solvent, it is characterized in that: described paper filter is a tetragonal column structure, bottom is a cavity, four case filters are equipped with respectively on four limits above cavity, the waste gas that four limit filters filter focuses on the cavity of the centre that four limit filters surround, and discharges from filter top.
5. a kind of spraying paint according to claim 1 reclaimed the device of organic solvent, and it is characterized in that: also comprise automatic control system, each valve on described cyclone separator, blower fan, gas-liquid separator and adsorption tanks all is connected with automatic control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203390791U CN203303808U (en) | 2013-06-14 | 2013-06-14 | Device for recycling organic solvent in paint spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203390791U CN203303808U (en) | 2013-06-14 | 2013-06-14 | Device for recycling organic solvent in paint spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203303808U true CN203303808U (en) | 2013-11-27 |
Family
ID=49610046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203390791U Expired - Fee Related CN203303808U (en) | 2013-06-14 | 2013-06-14 | Device for recycling organic solvent in paint spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203303808U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020101540A1 (en) | 2020-01-23 | 2021-07-29 | Kunststoff Helmbrechts Ag | Process for exhaust air purification |
-
2013
- 2013-06-14 CN CN2013203390791U patent/CN203303808U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020101540A1 (en) | 2020-01-23 | 2021-07-29 | Kunststoff Helmbrechts Ag | Process for exhaust air purification |
| WO2021148211A2 (en) | 2020-01-23 | 2021-07-29 | Kunststoff Helmbrechts Ag | Method for purifying exhaust air |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202355977U (en) | Spray paint organic waste gas recovering, filtering and managing device | |
| CN202355978U (en) | Cyclone-type management device for recovering organic gas generated by spraying paint | |
| CN101274150A (en) | Method for cleaning, recovering and treating painted lacquer exhaust organic gas and device | |
| CN103272455A (en) | Device and method for recycling organic solvents from painting waste gas | |
| CN102614731B (en) | Purifying device for paint spraying organic waste gas and solvent recovering method thereof | |
| CN201135949Y (en) | Spraying paint organic waste gas cleaning, recovering and harnessing arrangement | |
| CN103990351A (en) | Purification recovery device and technology for volatility organic waste gas | |
| CN203264523U (en) | Recovery device of paint spray organic solvent | |
| CN102389684B (en) | Recycling device for exhaust gas of painted organic solvent and method for recycling organic solvent | |
| CN106540508A (en) | Reclaim the device and method of volatility organic chloride gas | |
| CN203469759U (en) | Volatile organic waste gas recycling device | |
| CN102029148A (en) | Dry method desorption device for organic waste gas activated carbon adsorption | |
| CN105561725A (en) | Waste water recycling device and method in VOCs waste gas recovery process | |
| CN203291674U (en) | Organic solvent recovery device for paint spraying waste gas | |
| CN203264518U (en) | Paint spray waste gas recovery device | |
| CN203303808U (en) | Device for recycling organic solvent in paint spraying | |
| CN203469757U (en) | Organic waste gas recycling device | |
| CN104815518A (en) | Organic exhaust gas deep purification treatment system and method | |
| CN203342624U (en) | Organic waste gas recovery system | |
| CN203264517U (en) | Recovery device of paint spray organic solvent waste gas | |
| CN205084565U (en) | Environment -friendly workshop exhaust gas purification device | |
| CN110935281B (en) | Adsorption and regeneration device and method for solid adsorbent for adsorbing volatile organic compounds | |
| CN203342583U (en) | Purification device for volatile organic waste gas | |
| JP2010142790A (en) | System for treating exhaust | |
| CN103316560A (en) | Spray paint organic solvent exhaust gas recovery device and organic solvent recovery method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 |