CN203264517U - Recovery device of paint spray organic solvent waste gas - Google Patents
Recovery device of paint spray organic solvent waste gas Download PDFInfo
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- CN203264517U CN203264517U CN2013203387892U CN201320338789U CN203264517U CN 203264517 U CN203264517 U CN 203264517U CN 2013203387892 U CN2013203387892 U CN 2013203387892U CN 201320338789 U CN201320338789 U CN 201320338789U CN 203264517 U CN203264517 U CN 203264517U
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- organic solvent
- waste gas
- filter
- cyclone separator
- blower fan
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Abstract
The utility model discloses a recovery device of paint spray organic solvent waste gas. The recovery device comprises a cyclone separator, an air blower, an adsorption tank, a gas-liquid separator and a solvent recoverer which are sequentially connected, wherein the solvent recoverer is separated into a plurality of storage tanks; each storage tank is provided with a liquid level meter used for metering the recovery quantity of an organic solvent. According to the utility model, desorbed organic solvents with different boiling points are respectively recovered into different storage tanks separated in the solvent recoverer to be respectively utilized; the liquid level meter is used for metering the recovery quantity of the organic solvent.
Description
Technical field
The utility model relates to the technical field that lacquer spraying waste gas reclaims organic solvent, specifically relates to a kind of retracting device of paint spraying organic solvent waste gas.
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 need 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 discharging 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, being used for purifying the recovery organic solvent is a kind of best selection, the at present most producer of active carbon adsorption all uses water vapour to carry out desorption, number be 201110311140.7 to disclose a kind of patent of invention of paint spraying organic solvent waste gas recycling device as Patent, comprise the coating cloud removal device that connects 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; 2, the organic solvent through desorption is recovered in solvent recycler, can not reclaim for the organic solvent of different boiling; In addition, in lacquer spraying waste gas, contained coating cloud particle is small, viscosity large, easily coherent substance is surperficial, and when reclaiming organic solvent with charcoal absorption, the coating cloud particle is easy to stop up the hole of active carbon, has affected charcoal absorption efficient and service life.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 defective of above-mentioned prior art, the utility model provides a kind of retracting device of paint spraying organic solvent waste gas, and its purpose is that the solvent recycler in this device can reclaim for the organic solvent of different boiling, store.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of retracting device of paint spraying organic solvent waste gas, comprise the cyclone separator, blower fan, adsorption tanks, gas-liquid separator and the solvent recycler that connect successively, it is characterized in that: described solvent recycler is separated into a plurality of grooves of harvesting and storing, and each groove of harvesting and storing is equipped with for metering organic solvent yield liquid level gauge.
The inlet tube of the described groove of harvesting and storing is equipped with for the cup of looking of observing the desorption quantity of solvent.
Also comprise being 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; 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, sends into adsorption tanks by blower fan and carries out the organic solvent charcoal absorption.
Be provided with filter between described cyclone separator and blower fan, 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 the 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 by the collection of painting line gas skirt, entering paper filter and cyclone separator, filter carries out coating cloud and filters, send into adsorption tanks in parallel by blower fan and carry out the organic solvent charcoal absorption, after the clean gas outlet concentration of adsorption tanks reaches setting value, enter the absorption of next round.After absorption is completed, switch to the desorption recovery system by the saturated adsorption tanks of absorption.When adsorption tanks adsorbed operation, the desorption tank of desorption recovery system was also simultaneously carrying out desorption.Automatic control system will be through the organic solvent of different boiling desorption, and condensation enters the groove of harvesting and storing of solvent recycler through gas-liquid separator, and liquid level gauge is used for metering organic solvent yield; Recycle.
The utlity model has following advantage:
1, in the utility model, solvent recycler is separated into a plurality of grooves of harvesting and storing, each groove of harvesting and storing is equipped with for metering organic solvent yield liquid level gauge, organic solvent through the different boiling of desorption system desorption, be recovered to respectively solvent recycler and be separated into difference and harvest and store and utilize respectively in groove, liquid level gauge is used for metering organic solvent yield; The inlet tube of groove of harvesting and storing is equipped with for the cup of looking of observing the desorption quantity of solvent, and observes the organic solvent yield, with adjusting desorption temperature.
2, the utility model comprises light-inductive device and the paper filter that is 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, send into adsorption tanks by blower fan 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.
3, be provided with filter between cyclone separator and blower fan in the utility model, set up filter between cyclone separator and blower fan, can better improve the effect of the voc_s removal coating cloud that sprays paint.
4, in the utility model, paper filter is a tetragonal column structure, the 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.
5, the utility model comprises automatic control system, each valve on described cyclone separator (3), 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.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Mark 1, cyclone separator in figure, 2, blower fan, 3,4, adsorption tanks, 5, gas-liquid separator, 6, solvent recycler, 6.1, the groove of harvesting and storing, 7, liquid level gauge, 8, look cup, 9, the light-inductive device, 10, paper filter, 11, filter.
The specific embodiment
Embodiment 1
As shown in Figure 1, a kind of retracting device of paint spraying organic solvent waste gas, comprise the cyclone separator 1, blower fan 2, adsorption tanks 3,4, gas-liquid separator 5 and the solvent recycler 6 that connect successively, also comprise and be arranged on cyclone separator 1 light-inductive device 9 and paper filter 10 before, described light-inductive device 9 is connected with paper filter 10, and paper filter 10 is connected with cyclone separator 1; Simultaneously solvent recycler 6 is separated into a plurality of grooves 6.1 of harvesting and storing, and each groove 6.1 of harvesting and storing is equipped with for metering organic solvent yield liquid level gauge 7, and the inlet tube of the groove 6.1 of harvesting and storing is equipped with looks cup 8 for what observe the desorption quantity of solvent.Through the organic solvent of the different boiling of desorption system desorption, be recovered to respectively solvent recycler 6 and be separated in a plurality of grooves 6.1 of harvesting and storing and utilize respectively, liquid level gauge 7 is used for metering organic solvent yield; The inlet tube of groove 6.1 of harvesting and storing is equipped with looks cup 8 for what observe the desorption quantity of solvent, observes the organic solvent yield, with adjusting desorption temperature.
The organic exhaust gas that sprays paint simultaneously process light-inductive device 9 enters paper filter 10 again, cyclone separator 1 carries out the removal of coating cloud, send into adsorption tanks 3,4 by blower fan 2 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.
Above-mentioned paper filter 10 is a tetragonal column structure, the bottom of paper filter 10 is hollow, and four sides on top are equipped with respectively the case filter, and four case filters surround hollow chamber, the waste gas of four case filter filtrations focuses on described hollow chamber 10, and from paper filter 10 tops discharges.
With reference to shown in Figure 1, also can be provided with filter 11 between cyclone separator 1 and blower fan 2, the import of described filter 11 is connected with cyclone separator 1, the outlet of filter 11 is connected with blower fan 2, set up filter 11 between cyclone separator and blower fan, can better improve the effect of the voc_s removal coating cloud that sprays paint.
Comprise that also automatic control system (belongs to prior art, not shown), each valve on described cyclone separator 1, blower fan 2, gas-liquid separator 5 and adsorption tanks 3,3 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.
Above-mentioned a kind of lacquer spraying waste gas retracting device reclaims the method for waste gas, waste organic solvent gas process light-inductive device by the collection of painting line gas skirt, entering paper filter and cyclone separator, filter carries out coating cloud and filters, organic exhaust gas after filtration is sent into adsorption tanks in parallel by blower fan and is carried out the organic solvent charcoal absorption, after the clean gas outlet concentration of adsorption tanks reaches setting value, enter the absorption of next round.after absorption is completed, switch to the desorption recovery system by the saturated adsorption tanks of absorption, utilize active carbon that the adsorption capacity of organic solvent gas is adsorbed, the Purge gas organic solvent content that adsorbed reaches the discharge standard requirement, by adsorption tanks, exhaust outlet be discharged in atmosphere, adsorb the active carbon of organic solvent near saturation state through absorption after a while, switch to the desorption and regeneration state by automatic control system, send at last the separation that gas-liquid separator carries out organic solvent, the difference that enters respectively solvent recycler according to the organic solvent of different boiling is harvested and stored and is recycled in groove.
Claims (6)
1. the retracting device of a paint spraying organic solvent waste gas, comprise the cyclone separator, blower fan, adsorption tanks, gas-liquid separator and the solvent recycler that connect successively, it is characterized in that: described solvent recycler is separated into a plurality of grooves of harvesting and storing, and each groove of harvesting and storing is equipped with for metering organic solvent yield liquid level gauge.
2. the retracting device of a kind of paint spraying organic solvent waste gas according to claim 1 is characterized in that: the inlet tube of the described groove of harvesting and storing is equipped with for the cup of looking of observing the desorption quantity of solvent.
3. the retracting device of a kind of paint spraying organic solvent waste gas according to claim 1 and 2, it is characterized in that: also comprise being 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; 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, sends into adsorption tanks by blower fan and carries out the organic solvent charcoal absorption.
4. the retracting device of a kind of paint spraying organic solvent waste gas according to claim 3, it is characterized in that: be provided with filter between described cyclone separator and blower fan, the import of described filter is connected with cyclone separator, and the outlet of filter is connected with blower fan.
5. the retracting device of a kind of paint spraying organic solvent waste gas according to claim 3, it is characterized in that: described paper filter is a tetragonal column structure, the 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.
6. the retracting device of a kind of paint spraying organic solvent waste gas according to claim 3, 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 |
|---|---|---|---|
| CN2013203387892U CN203264517U (en) | 2013-06-14 | 2013-06-14 | Recovery device of paint spray organic solvent waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203387892U CN203264517U (en) | 2013-06-14 | 2013-06-14 | Recovery device of paint spray organic solvent waste gas |
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| CN203264517U true CN203264517U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203387892U Expired - Fee Related CN203264517U (en) | 2013-06-14 | 2013-06-14 | Recovery device of paint spray organic solvent waste gas |
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| CN (1) | CN203264517U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104107593A (en) * | 2014-07-30 | 2014-10-22 | 福建省首融环境科技有限公司 | Device and method for purifying organic container painting waste gas |
| CN104624005A (en) * | 2015-01-29 | 2015-05-20 | 无锡昊瑜节能环保设备有限公司 | Waste gas purification environmental protection equipment |
-
2013
- 2013-06-14 CN CN2013203387892U patent/CN203264517U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104107593A (en) * | 2014-07-30 | 2014-10-22 | 福建省首融环境科技有限公司 | Device and method for purifying organic container painting waste gas |
| CN104107593B (en) * | 2014-07-30 | 2016-05-04 | 泉州市天龙环境工程有限公司 | The spray paint purifier of organic exhaust gas of container |
| CN105536523A (en) * | 2014-07-30 | 2016-05-04 | 泉州市天龙环境工程有限公司 | Method for purifying container paint-spraying organic waste gas |
| CN105536523B (en) * | 2014-07-30 | 2018-02-06 | 泉州市天龙环境工程有限公司 | The purification method of container spray painting organic exhaust gas |
| CN104624005A (en) * | 2015-01-29 | 2015-05-20 | 无锡昊瑜节能环保设备有限公司 | Waste gas purification environmental protection equipment |
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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: 20131106 |