CN202569894U - Painting organic waste gas recovery processing device - Google Patents
Painting organic waste gas recovery processing device Download PDFInfo
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- CN202569894U CN202569894U CN201220275721.XU CN201220275721U CN202569894U CN 202569894 U CN202569894 U CN 202569894U CN 201220275721 U CN201220275721 U CN 201220275721U CN 202569894 U CN202569894 U CN 202569894U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
本实用新型涉及一种喷漆有机废气回收处理装置，包括依进气顺序排列连接的预处理系统、前过滤器、高效过滤器和吸附器组件；所述预处理系统为水旋、水帘柜或水淋。本实用新型的喷漆有机废气回收处理装置，克服了传统工艺无法应用于大风量、高漆雾浓度喷漆有机废气的回收处理的缺点，对喷漆中的漆雾、粉尘的去除效率可达99%以上，对挥发性有机物回收率达96%以上，成功实现了喷漆有机废气中的有机溶剂的回收利用，减少了燃料的消耗。同时达到了清洁生产及资源循环利用的目的，降低了生产成本，符合可持续发展的要求。
The utility model relates to a paint spraying organic waste gas recovery and treatment device, which comprises a pretreatment system, a pre-filter, a high-efficiency filter and an absorber assembly arranged and connected in the order of air intake; the pretreatment system is a water cyclone, a water curtain cabinet or Drenching. The recovery and treatment device of spray paint organic waste gas of the utility model overcomes the shortcomings that the traditional process cannot be applied to the recovery and treatment of spray paint organic waste gas with large air volume and high paint mist concentration, and the removal efficiency of paint mist and dust in spray paint can reach more than 99%. , The recovery rate of volatile organic compounds is over 96%, successfully realizing the recovery and utilization of organic solvents in the organic waste gas of spray paint, reducing fuel consumption. At the same time, the purpose of clean production and resource recycling is achieved, the production cost is reduced, and the requirements of sustainable development are met.
Description
Technical field
The utility model relates to emission-control equipment, relates in particular to the device that a kind of organic exhaust gas that is used to spray paint reclaims and handles.
Background technology
The application of all need spraying paint in the process industry production processes such as container, automobile, furniture needs to use a large amount of organic solvents in spraying lacquer process, these organic solvents are all discharged with the organic exhaust gas form of spraying paint.Current; Large-scale manufacturing industry both domestic and external generally adopts methods such as burning disposal or concentrated catalytic combustion to the processing of the organic exhaust gas that sprays paint; The operating cost of incineration treatment method or concentrated catalytic combustion is very high, wants labor fuel simultaneously and produces a large amount of carbon dioxide, and a lot of enterprises can't be born; And solvent can not reclaim, and resource can not be reused.At present, the organic exhaust gas of domestic other industry has begun to adopt the method for recovery to administer.But to be air quantity big and contain the organic matter of light-concentration volatile and contain the coating cloud dust of high concentration for the characteristics of the organic exhaust gas that sprays paint that spraying lacquer process produces; So can there be following shortcoming in original recycling technical application in this type of sprays paint organic exhaust gas: the high concentration coating cloud in the organic exhaust gas that 1, sprays paint has viscosity; The easy blocking filter; And remove the tamper difficulty, it is high to remove cost; 2, cross the reduction of wind energy power, windage increase after the plugged filter, operating cost is improved; 3, the organic exhaust gas that sprays paint contains a large amount of particle dust particles, and these particle removals difficulties, and get into easily in the hole of adsorbent, cause the adsorbent hole to stop up, adsorbent was lost efficacy very soon.
The utility model content
The purpose of the utility model is to solve the problem and shortage that above-mentioned prior art exists; A kind of device that the lacquer organic exhaust gas reclaims and handles that is used to spray is provided, is used for purifying the spraying lacquer big air quantity that operation produced, contains low concentration volatile organic matter and contains the organic exhaust gas that sprays paint of high concentration coating cloud dust.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of organic exhaust gas recycling and processing device that sprays paint; Comprise the pretreatment system, front filter, high efficiency particulate air filter and the absorbent element that connect successively according to the air inlet order, said pretreatment system is that water revolves, cascade cabinet or water drench.
In described recycling and processing device, the said organic exhaust gas recycling and processing device that sprays paint comprises also by the air inlet order and is arranged in the condenser after the said absorbent element that said condenser is water cooler or forced air cooler; The said organic exhaust gas recycling and processing device that sprays paint also comprises and is arranged between said front filter and the said high efficiency particulate air filter or between said high efficiency particulate air filter and the said absorbent element or the blower fan between said absorbent element and the said condenser.
In described recycling and processing device, the filler of said front filter adopts the cellucotton filtering material or adopts ripple packing, is provided with the labyrinth type deflection plate in the said front filter.
In described recycling and processing device, said high efficiency particulate air filter is a kind of in the cotton filter of middle effect cellucotton filter, wadding filter or high-efficiency fiber or their combination.
In described recycling and processing device, the said middle cellucotton filter of imitating is for manually drawing the formula of changing, manual roller shutter type, electric rolling formula or drawer type; Said wadding filter is fixed or drawer type, and the cotton filter of said high-efficiency fiber is drawer type or roller shutter type.
In described recycling and processing device, said absorbent element comprises at least one absorber.
In described recycling and processing device, said absorbent element comprises at least two absorbers, and said absorber is connected in parallel in the said organic exhaust gas recycling and processing device that sprays paint.
In described recycling and processing device, said absorbent element comprises at least three absorbers, and said absorber is connected in the said organic exhaust gas recycling and processing device that sprays paint with the parallelly connected again mode of series connection of dividing into groups earlier.
In described recycling and processing device, said absorber is single-activity charcoal bed adsorber, compound charcoal bed adsorber or carbon fiber adsorption and catalytic combustion device.
In described recycling and processing device, each said absorber is provided with the imported valve of the steam entering that supplies the desorption use and the outlet valve of discharge.
Organic recycling and processing device that sprays paint of the utility model has overcome traditional handicraft and can't be applied to the spray paint shortcoming of recycling of organic exhaust gas of big air quantity, high coating cloud concentration.Organic recycling and processing device that sprays paint of the utility model; Removal efficient to the coating cloud in spraying paint, dust can reach more than 99%; The volatile organic matter rate of recovery is reached more than 96%, and Recovery of Organic Solvent utilization in the organic exhaust gas of successfully having realized spraying paint has reduced the consumption of fuel.Reach the purpose of cleaner production and resource circulation utilization simultaneously, reduced production cost, met the requirement of sustainable development.
Description of drawings
Fig. 1 is the schematic flow sheet of the organic exhaust gas recycling and processing device that sprays paint of the utility model.
Fig. 2 is that the utility model sprays paint that pretreatment system is the structural representation that water revolves in the organic exhaust gas recycling and processing device.
Fig. 3 is that the utility model sprays paint that pretreatment system is the structural representation of cascade cabinet in the organic exhaust gas recycling and processing device.
Fig. 4 is that the utility model sprays paint that pretreatment system is the structural representation that water drenches in the organic exhaust gas recycling and processing device.
Fig. 5 is the spray paint structural representation of high efficiency particulate air filter in the organic exhaust gas recycling and processing device of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is given elaboration further.
Shown in Fig. 1～4, the organic exhaust gas recycling and processing device that sprays paint of the utility model mainly comprises pretreatment system 1, front filter 2, blower fan 3, high efficiency particulate air filter 4, absorbent element 5 and the condenser 6 that connects successively according to the air inlet order.Wherein, pretreatment system is that water revolves 11 (shown in Figure 2), cascade cabinet 12 (shown in Figure 3) or water pouring 13 (shown in Figure 4).In addition, according to the actual installation situation, blower fan 3 also can be installed between high efficiency particulate air filter 4 and the absorbent element 5, also can be installed between absorbent element 5 and the condenser 6.
Fig. 1 is the flow chart of organic exhaust gas recycling and processing device to the organic waste-gas purification recycling of spraying paint that spray paint of the utility model.Combine referring to Fig. 2,3, shown in 4 like Fig. 1, the concrete organic waste-gas purification recycling step of spraying paint is following.
(1) contain the organic exhaust gas that sprays paint of high concentration coating cloud and dust, through the water of pretreatment system 1 revolve 11, cascade cabinet 12 or water drenches 13 and handles, and removes the most of bulky grain viscosity coating cloud in the organic exhaust gas that sprays paint.
(2) organic exhaust gas of handling through step (1) that sprays paint gets into front filter 2, and the filler of front filter 2 adopted cellucotton filtering material or the ripple packing that wind resistance is little, dust containing capacity is big, with the demand of the organic exhaust gas that sprays paint that adapts to big air quantity.And front filter 2 also can be provided with labyrinth flap (not shown), goes the bigger particle of a part of particle diameter to alleviate the filter dust quantity of front filter 2 filtering materials with retaining.Can remove medium particle diameter and viscosity coating cloud in the organic exhaust gas that sprays paint through this step.
(3) organic exhaust gas of handling through step (2) that sprays paint is pumped in the high efficiency particulate air filter 4 by blower fan 3.The organic exhaust gas that sprays paint through after front filter 2 processing still contains more micron-sized dust, and these dust are very big to follow-up adsorbent effect on service life, for this reason, adopted high efficiency particulate air filter 4 to remove.The characteristics of high efficiency particulate air filter 4 are that windage is low, filtering accuracy is high, dust containing capacity is big, cleaning is convenient, can reduce the maintenance workload and the operating cost of device.Through the processing of this step, can remove harmful substances such as most of dust in the organic exhaust gas that sprays paint, coating cloud.
Fig. 5 is the structural representation of high efficiency particulate air filter 4.Imitate a kind of in the cotton filter of cellucotton filter, wadding filter or high-efficiency fiber during high efficiency particulate air filter 4 can be selected for use, also can be their combination, adopt compound mode in the present embodiment.41 is middle effect cellucotton filter among the figure, and its filtering material can adopt cellucotton, cloth or fibrofelt, and its structure can adopt manually to draw changes cotton, also can adopt manual roller shutter type, electric rolling formula or drawer type to draw and change the cotton knot structure; 42 is wadding filter among the figure, can adopt wavy metal filler, plastic ripple filler or fiberfill, and structure can adopt fixed, or adopts the drawer type of being convenient to the scarfing cinder maintenance.The scarfing cinder mode can adopt the outer scarfing cinder of filter, also can in filter, adopt the water under high pressure scarfing cinder.43 is the cotton filter of high-efficiency fiber among the figure, and its structure can adopt drawer type or roller shutter type.
(4) organic exhaust gas of handling through step (3) that sprays paint, its coating cloud, dust have been removed clean basically, only contain volatile organic matter (organic solvent), and the organic exhaust gas that sprays paint this moment is pumped in the absorbent element 5 by blower fan 3.Absorbent element 5 can adopt single-activity charcoal bed adsorber, also can adopt compound charcoal bed adsorber or carbon fiber adsorption and catalytic combustion device.The concrete number of absorber and connected mode are to decide according to actual needs and design, when absorber number when being a plurality of, in the auto levelizer that can directly be connected in parallel, to the absorber more than three, also can with divide into groups earlier series connection again the mode of parallel connection be connected in the device.The absorber 51,52,53 that all contains three parallel connections in the absorbent element 5 shown in Fig. 2～4.
Adsorbing medium active carbon in the absorbent element 5 (or NACF or molecular sieve) carries out adsorption cleaning to organic organic exhaust gas that sprays paint; With the absorption volatile organic matter in the organic exhaust gas that sprays paint; The organic exhaust gas that sprays paint after the processing is purified, and can be discharged in the atmosphere.
Need to prove; Absorber in the absorbent element 5 is after carrying out the absorption of a period of time to the organic exhaust gas in the lacquer spraying waste gas; Adsorbing medium active carbon in the absorber (or NACF or molecular sieve) state that can reach capacity can't continue the organic gas in the organic exhaust gas is adsorbed.In this case, the control system (not shown) of absorbent element can be cut off automatically, continues to get in the absorbent element 5 to stop organic exhaust gas.At this moment; Need carry out desorption and regeneration through feeding steam (or passing through the steam that steam heater is heated) to the adsorbing medium active carbon (also claiming adsorbent) of each absorber; Existing with shown in Fig. 2～4, the absorber 51,52,53 that contains three parallel connections in the absorbent element 5 describes as follows concrete desorption and regeneration step for example:
Absorber 51,52,53 is provided with imported valve and the waste gas air intake valve and the Purge gas drain tap of outlet valve and open mode of the steam of closed condition.When absorber 51 is carried out desorption, close the waste gas air intake valve and the Purge gas drain tap of absorber 51, open the steam imported valve 511 and outlet valve 512 of absorber 51 simultaneously.The steam inlet valve 511 of this absorber 51 is connected with the steam pipeline, and the water supply steam gets into, and adsorbed organic matter is carried out desorption reaction on steam and the adsorbing medium active carbon.After reaction finished, volatile organic matter that desorption comes out and steam were passed in the condenser 6 through steam (vapor) outlet valve 512 and are condensed into mixing material, sent into separator or storage tank again and waited to separate the back reuse of purifying, and the absorber 51 after the regeneration can drop into absorption again.At this moment; Can open the waste gas air intake valve of absorber 51 and the steam imported valve 521 and outlet valve 522 of Purge gas drain tap and absorber 52; Close steam import 511 valves of absorber 51 and the waste gas air intake valve and the Purge gas drain tap of outlet valve 512 and absorber 52 simultaneously; So that absorber 52 is carried out desorption and regeneration, method is with identical to absorber 51 desorption modes.After the desorption end to absorber 52, the steam-gas inlet valve 531 of fetching boiling water again carries out desorption with 532 pairs of absorbers of outlet valve 53.Like this, the absorber in the absorbent element 5 can carry out desorption one by one, and desorption manipulation is capable of circulation to carry out, and does not ring device in the time of desorption to treatment of waste gas.Certainly, the desorption and regeneration of adsorbing medium active carbon (also claiming adsorbent) is not limited only in three absorbers, carry out, is less than three or all can more than three.
In addition, the on-condensible gas that condenser 6 comes out can also be sent back in the absorbent element 5 through blower fan 3 once more and adsorbed (not shown), to reduce pollutant emission, improves organic efficiency.Condenser 6 is optional with water cooler or forced air cooler, and the cooling water among Fig. 1 is from water cooler.
High to the coating cloud dust content, the big air quantity of the utility model, the organic exhaust gas that sprays paint that the organic volatile substrate concentration is low; On the basis of existing technology; To spray paint organic exhaust gas earlier through water revolve, water drenches or the cascade cabinet after again through front filter; Remove most of big dust particle and viscosity coating cloud (more than particle diameter 150 μ), and then pass through high efficiency particulate air filter, this filter windage is little, big, the good filtration effect (particle diameter is more than 100 μ) of mistake wind energy power; It is convenient more fully to remove the particle dust scarfing cinder, guarantee adsorbing medium active carbon (adsorbent) thus not contaminatedly prolong its service life.
Like this; Sprayed paint organic exhaust gas before getting into absorbent element 5, handle, increased the high efficiency filter device one through front filter 2 and high efficiency particulate air filter 4; Fully removed the small dust in the organic exhaust gas that sprays paint; Thereby reach the purpose that improves adsorbing medium active carbon (adsorbent) service life, reduces operating cost, overcome traditional handicraft and can't be applied to big air quantity, the high coating cloud concentration organic exhaust gas that sprays paint and handle the shortcoming that reclaims, realized the purpose that cleaner production, resource circulation are utilized.The utility model adopts the Automatic Control technology, and the man-machine interface operation can show the working condition with monitoring system in real time.Also can be directed against the different production operating mode, necessary automatically controlled security protection and reliable interlock protection are set, guarantee the safe and reliable operation of retracting device.
Foregoing; Be merely the preferred embodiment of the utility model; It is not the embodiment that is used to limit the utility model; Those of ordinary skills can carry out corresponding flexible or modification, so the protection domain of the utility model should be as the criterion with the desired protection domain of claims very easily according to the main design and the spirit of the utility model.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220275721.XU CN202569894U (en) | 2012-06-12 | 2012-06-12 | Painting organic waste gas recovery processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220275721.XU CN202569894U (en) | 2012-06-12 | 2012-06-12 | Painting organic waste gas recovery processing device |
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| Publication Number | Publication Date |
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| CN202569894U true CN202569894U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201220275721.XU Expired - Lifetime CN202569894U (en) | 2012-06-12 | 2012-06-12 | Painting organic waste gas recovery processing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104524966A (en) * | 2014-12-02 | 2015-04-22 | 天津大学 | Spray coating waste gas biological purification composite treatment method |
| CN107281889A (en) * | 2017-08-08 | 2017-10-24 | 湖南云平环保科技有限公司 | The purifier and method of the waste gas containing coating cloud |
| CN107694224A (en) * | 2017-11-02 | 2018-02-16 | 四川帕沃可矿物纤维制品有限公司 | A kind of mineral fibres waste gas processing method |
-
2012
- 2012-06-12 CN CN201220275721.XU patent/CN202569894U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104524966A (en) * | 2014-12-02 | 2015-04-22 | 天津大学 | Spray coating waste gas biological purification composite treatment method |
| CN104524966B (en) * | 2014-12-02 | 2016-08-24 | 天津大学 | A kind of spraying exhaust gas biological purifying combination treatment method |
| CN107281889A (en) * | 2017-08-08 | 2017-10-24 | 湖南云平环保科技有限公司 | The purifier and method of the waste gas containing coating cloud |
| CN107694224A (en) * | 2017-11-02 | 2018-02-16 | 四川帕沃可矿物纤维制品有限公司 | A kind of mineral fibres waste gas processing method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121205 |