CN217549391U - Volatile organic waste gas treatment device - Google Patents
Volatile organic waste gas treatment device Download PDFInfo
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- CN217549391U CN217549391U CN202221020714.5U CN202221020714U CN217549391U CN 217549391 U CN217549391 U CN 217549391U CN 202221020714 U CN202221020714 U CN 202221020714U CN 217549391 U CN217549391 U CN 217549391U
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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
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Abstract
The utility model discloses a volatile organic waste gas treatment device, which comprises a pretreatment component, a secondary treatment component, a zeolite adsorption component and a reprocessing component, wherein the pretreatment component comprises a spray tower and an absorbent pool, a filler absorption module is arranged between an air inlet and an air outlet of the spray tower, a spray gun is arranged right above the filler absorption module, and the absorbent pool is communicated with the spray gun through a liquid guide pipe; the secondary treatment component comprises a dry type filter cylinder, the air inlet end of the dry type filter cylinder is communicated with the air outlet of the spray tower, and the air inlet end of the dry type filter cylinder is communicated to the zeolite adsorption component; the zeolite adsorption component comprises an adsorption cylinder, a rotating wheel is arranged in the adsorption cylinder, a honeycomb zeolite molecular sieve is arranged on the rotating wheel, and gas is purified and discharged by utilizing the strong adsorbability of the honeycomb zeolite molecular sieve to organic substances; the reprocessing component is used for processing desorption waste gas of the zeolite adsorption component. The utility model discloses exhaust-gas treatment is efficient, and the treatment effect is fabulous.
Description
Technical Field
The utility model relates to a waste gas treatment technical field, concretely relates to volatile organic waste gas processing apparatus.
Background
Comprehensive woodwork generally includes various decorative board, timber, floor, wood-strip, stair railing, wardrobe, decoration piece, wallboard etc. and these woodwork need the processing of spraying paint in the manufacturing process, like robot finish line, door pocket lines paint workshop, door leaf paint workshop etc. generally mainly produce following two kinds of pollutants in the painting process:
paint mist, namely, paint releases trace particles under the action of high pressure, and the paint particles are dispersed with air flow to form paint mist;
the organic waste gas-organic solvent is used for diluting the paint to achieve the purpose of smooth and attractive paint surface, but the organic solvent is not attached to the surface of a painted object along with the paint, and the organic solvent is completely released to form organic waste gas (the main components are VOCs and dust) in the paint spraying process; the organic waste gas is irritant colorless gas, and can be breathed or directly acted on a human body when discharged into the atmosphere, so that the organic waste gas can cause harm to the skin, blood, heart and lung, liver, nerves, eyes and the like of people, and can seriously affect the surrounding environment.
The pollutants produced in the paint spraying process can not be completely removed by the existing waste gas treatment equipment, part of organic waste gas contains acrylic acid monomers, the acrylic acid monomers are easily polymerizable substances, polymerization is easily generated under the environment of visible light and a certain temperature, and tiny particles are formed, so that an adsorption material is blocked, the adsorption efficiency of an adsorbent is reduced to failure, and therefore the organic waste gas can not be efficiently treated by the existing adsorption device.
SUMMERY OF THE UTILITY MODEL
The produced pollutant and the unable high efficiency of unable high efficiency processing organic waste gas's of cleaing away the paint spraying process defect completely to the above-mentioned existence, the utility model provides a volatile organic waste gas processing apparatus is used for overcoming above-mentioned defect.
A volatile organic waste gas treatment device comprises
The pretreatment component comprises a spray tower and an absorbent pool, a filler absorption module is arranged between a gas inlet and a gas outlet of the spray tower, a spray gun is arranged right above the filler absorption module, and the absorbent pool is communicated with the spray gun through a liquid guide pipe;
the secondary treatment component comprises a dry type filter cylinder, the air inlet end of the dry type filter cylinder is communicated with the air outlet of the spray tower, and the air inlet end of the dry type filter cylinder is communicated to the zeolite adsorption component;
the zeolite adsorption component comprises an adsorption cylinder, a rotating wheel is arranged in the adsorption cylinder, a honeycomb zeolite molecular sieve is arranged on the rotating wheel, and the gas is purified and discharged by utilizing the strong adsorption of the honeycomb zeolite molecular sieve on organic substances;
and the reprocessing component is used for processing the desorption waste gas of the zeolite adsorption component.
Preferably, a glass fiber cotton primary filter, an F5 grade filter bag type medium-efficiency filter and an F9 grade filter bag type high-efficiency filter are sequentially arranged in the dry type filter cylinder from the air inlet end to the air outlet end.
Preferably, an adsorption area and a desorption area are formed in the adsorption cylinder, when a part of the honeycomb zeolite molecular sieve is adsorbed and saturated in the adsorption area, the part of the honeycomb zeolite molecular sieve slowly enters the desorption area along with the rotation of the rotating wheel, and after the desorbed honeycomb zeolite molecular sieve is naturally cooled, the part of the honeycomb zeolite molecular sieve returns to the adsorption area along with the rotation of the rotating wheel to continue adsorption.
Preferably, a first fan is arranged between the air inlet end of the dry type filter cylinder and the air outlet of the spray tower, and the first fan conveys the waste gas in the dry type filter cylinder to the adsorption area of the adsorption cylinder.
Preferably, the liquid guide pipe is provided with a delivery pump, and the delivery pump is used for pressurizing the absorbent in the absorbent pool and then delivering the absorbent to the spray gun.
Preferably, the reprocessing component comprises a second fan, and the second fan is used for re-conveying part of the gas subjected to the adsorption treatment by the adsorption cylinder to a desorption area of the adsorption cylinder to perform desorption treatment on organic matters on the honeycomb zeolite molecular sieve.
Preferably, a pipeline communicated between the second fan and the adsorption cylinder is provided with a heater, and the heater is used for heating the gas in the pipe to 180-210 ℃ and then blowing the gas to the desorption area of the adsorption cylinder.
As a preferred scheme, the reprocessing component further comprises a heat accumulating type heat incinerator, wherein the heat accumulating type heat incinerator is used for receiving the desorbed waste gas from the desorption area of the adsorption cylinder and thoroughly decomposing the desorbed waste gas and then discharging the desorbed waste gas.
Preferably, the reprocessing component further comprises a heat exchanger, a bypass valve is arranged on the heat accumulating type thermal incinerator, and the bypass valve is connected with a heat pipe of the heat exchanger.
As a preferred scheme, a pipeline led out by the second fan is connected with a cold pipe of the heat exchanger, and heat exchange is realized between a heat pipe and the cold pipe of the heat exchanger.
Has the beneficial effects that: the VOC waste gas treatment equipment can continuously and reliably operate for a long time, does not influence production, ensures the health and sanitary requirements of operators, ensures that the indexes of dust removal and VOC waste gas pollutants reach the national relevant pollutant emission standards, and achieves stable and reliable dust removal efficiency; after paint mist is collected, most paint mist is pretreated through efficient spraying and filtering, finally, a zeolite adsorption concentration and RTO incineration combined process is adopted, the whole system realizes closed circulation of purification and desorption processes, compared with a recovery type organic waste gas purification device, additional energy sources such as steam and the like do not need to be equipped, additional equipment such as a cooling tower and the like do not need to be equipped, secondary pollution is not generated in the operation process, and the adsorbent can be recycled through hot air desorption after saturation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a process flow chart of the present invention.
In the figure: 1-a spray tower; 2-an air inlet; 3-a filler absorption module; 4-a spray gun; 5-an absorbent pool; 6-a delivery pump; 7-a catheter; 8-air outlet; 9-a secondary treatment component; 10-glass silk floss primary filter; 11-F5 grade filter bag type medium efficiency filter; a 12-F9 grade filter bag type high-efficiency filter; 13-a zeolite adsorption module; 14-a reprocessing component; 15-a chimney; 16-a first fan; 17-an adsorption cylinder; 18-honeycomb zeolite molecular sieve; 19-a rotating wheel; 20-a second fan; 21-regenerative thermal incinerator; 22-a heat exchanger; 23-heater.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
In the present invention, it should be noted that the terms "close to", "far away", "upper (top)", "lower (bottom)", "inner", "outer", "between", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
As shown in fig. 1-2, the present invention provides a voc emission treatment device, which comprises a pretreatment module, a secondary treatment module 9, a zeolite adsorption module 13, and a reprocessing module 14.
In at least one example of the present invention, the pretreatment module comprises a spray tower 1 and an absorbent pool 5, a packing absorption module 3 is arranged between an air inlet 2 and an air outlet 8 of the spray tower 1, a spray gun 4 is arranged right above the packing absorption module 3, and the absorbent pool 5 is communicated with the spray gun 4 through a liquid guide tube 7; the liquid guide pipe 7 is provided with a delivery pump 6, and the delivery pump 6 is used for conveying the absorbent in the absorbent pool 5 to the spray gun 4 after being pressurized. Paint residues and paint mist in the waste gas are washed into a collecting pool by a water curtain, water-insoluble volatile organic compounds are discharged into a subsequent dry filter by a fan, water is used as an absorbent according to the characteristic that acrylic acid and water are mutually soluble, and acrylic acid monomer components in the waste gas are removed by adopting a spraying mode. The organic waste gas containing acrylic acid monomer is introduced into a spray tower, water forms a liquid film on the surface of the filler, and the liquid film is fully contacted with the acrylic acid monomer in the waste gas to absorb acrylic acid, so that the acrylic acid is separated from the waste gas. The separated waste gas passes through a demister, and enters a dry type filtering device after water and gas are removed. As the dissolved concentration of acrylic acid in water increases, the spray liquid needs to be replaced periodically in order to prevent acrylic acid in water from being evaporated again and resolved into gas to enter the next link. The adoption of the pretreatment component can achieve 85% of slag removal rate.
And the veneer workshop is the waste gas that hot press and preformer discharged, and the waste gas composition mainly includes formaldehyde, urea-formaldehyde and melamine etc.. Formaldehyde and urea formaldehyde are water soluble substances, and melamine is slightly soluble in water. The waste gas of the workshop is firstly introduced into a washing tower to be washed by water, formaldehyde, urea formaldehyde and part of melamine in the waste gas are removed, then the waste gas enters an activated carbon adsorption bed to be further adsorbed and treated, and after two treatment procedures, the gas can reach the standard and be discharged.
The exhaust gas generated by the automatic floor packaging line is mainly wax smoke. The wax smoke can be solidified into solid wax after being cooled, so that the wax smoke waste gas enters the spraying device to be cooled to form the solid wax by using a spraying mode, and the treated clean gas is discharged through the chimney 15 after reaching the standard. Because the solid wax floats on the upper layer of the spraying water storage tank, the floating objects of the spraying water storage tank need to be cleaned regularly.
The spray tower 1 is a device for carrying out an absorption operation, and is a packed absorption tower in which an absorbent is brought into contact with a gas phase in a film-like motion. The flow mode of gas-liquid phases in the tower usually adopts countercurrent operation, the absorbent is added at the top of the tower and flows from top to bottom, and contacts with the gas flowing from bottom to top, the liquid film is more fully contacted with the gas by utilizing the characteristic of large specific surface area of the filler, the absorption efficiency is improved, the liquid absorbing the absorbent is discharged from the bottom of the tower, and the purified gas is discharged from the top of the tower.
In at least one example of the present invention, the secondary treatment assembly comprises a dry-type filter cartridge, an air inlet end of the dry-type filter cartridge is communicated with the air outlet 8 of the spray tower 1, and an air inlet end of the dry-type filter cartridge is communicated to the zeolite adsorption assembly 13; the inside of the dry type filter cylinder is sequentially provided with a glass silk floss primary filter 10, an F5 grade filter bag type medium-efficiency filter 11 and an F9 grade filter bag type high-efficiency filter 12 from the air inlet end to the air outlet end. The dry filter adopts a special dry paint mist filtering material as a core component, clean waste gas which cannot be treated in the front-stage process passes through multiple gradually-encrypted flame-retardant glass fiber materials, paint mist particles are held in the surface area of the materials under the actions of interception, collision, absorption and the like, and are agglomerated and accumulated, so that the aim of purifying the paint mist is fulfilled.
When organic waste gas with paint mist in a production workshop passes through the high-efficiency water curtain cabinet, about 85% of paint slag and paint mist are washed and settled in the collecting tank, and waste gas with partial paint slag, paint mist and moisture enters the glass wool primary filter through the collecting pipeline. The paint mist and the water are filtered by the stacked glass wool and are agglomerated on the surface and inside of the glass wool, and the waste gas with most paint slag and water removed enters a subsequent filter through a filter layer. When the waste gas enters the F5 grade filter bag type medium-efficiency filter, fine dust and the like which cannot be treated in the previous working procedure are filtered by the F5 grade filter bag made of non-woven fabrics (95 percent), and cleaner waste gas passes through the subsequent filter. The F9 grade filter bag filters out the extremely small dust (99%) caused by the breakage or leakage of the filter material in the previous process. The F9 grade filter bag finally effectively protects the follow-up molecular sieve adsorbent from being polluted by impurities.
In at least one example of the present invention, the zeolite adsorption component 13 includes an adsorption cylinder 17, a rotating wheel 19 is arranged in the adsorption cylinder 17, a honeycomb zeolite molecular sieve 18 is arranged on the rotating wheel 19, and the gas is purified and discharged by using the strong adsorbability of the honeycomb zeolite molecular sieve 18 to organic substances; an adsorption area and a desorption area are formed in the adsorption cylinder 17, when a part of the honeycomb-shaped zeolite molecular sieve 18 is adsorbed and saturated in the adsorption area, the part of the honeycomb-shaped zeolite molecular sieve 18 slowly enters the desorption area along with the rotation of the runner 19, and after the desorbed honeycomb-shaped zeolite molecular sieve 18 is naturally cooled, the part of the honeycomb-shaped zeolite molecular sieve returns to the adsorption area along with the rotation of the runner 19 to continue adsorption work; a first fan 16 is arranged between the air inlet end of the dry type filter cylinder and the air outlet 8 of the spray tower 1, and the first fan 16 conveys the waste gas in the dry type filter cylinder to the adsorption area of the adsorption cylinder 17.
In at least one example of the present invention, the reprocessing assembly 14 is configured to treat the desorbed exhaust gas from the zeolite adsorption assembly 13.
Specifically, the reprocessing assembly 14 includes a second fan 20, and the second fan 20 is configured to re-convey a part of the gas after the adsorption treatment by the adsorption cylinder 17 to a desorption zone of the adsorption cylinder 17 to perform desorption treatment on organic matters on the honeycomb zeolite molecular sieve 18; a pipeline communicated between the second fan 20 and the adsorption cylinder 17 is provided with a heater 23, and the heater 23 is used for heating the gas in the pipeline to 180-210 ℃ and then blowing the gas to the desorption area of the adsorption cylinder 17.
The organic waste gas with most of water and paint residues removed is introduced into zeolite molecular sieve rotary drum adsorption concentration equipment to be fully contacted with the honeycomb zeolite molecular sieve, the gas is purified by utilizing the strong adsorption of the molecular sieve to organic substances, and the treated gas can reach the standard for emission. When the molecular sieve is saturated, the molecular sieve slowly enters a desorption area along with the rotation of the rotating wheel. The molecular sieve rotating wheel entering the desorption zone is rapidly heated to 180-210 ℃ by hot air, and the volatile organic compounds adsorbed are blown away from the molecular sieve and are sent to a Regenerative Thermal Oxidizer (RTO) along with the hot air for combustion. The desorbed molecular sieve is naturally cooled and returns to the adsorption area along with rotation to continue adsorption. Thus, the operation is circulated.
The adsorption of organic waste gas by utilizing the adsorption characteristic of microporous molecular sieve is the most effective industrial treatment means. After the modified molecular sieve is activated, the specific surface area can reach 600-700m 2 Has excellent and broad adsorption capacity. The adsorption can make the purification efficiency of the organic waste gas reach 90-95%. The modified molecular sieve is also a nonpolar adsorbent, has hydrophobic and organophilic properties, and can adsorb specified organic gases, such as benzenes, aldehydes and ketones, alcohols, hydrocarbons and the like, and malodorous substances. After the molecular sieve is saturated, the molecular sieve can be desorbed and regenerated by hot air so that the molecular sieve can be put into use again. The zeolite rotating wheel adsorption equipment is internally provided with a rotation driving part device, and the adsorption concentration multiple of waste gas can be effectively improved by adjusting the rotation degree of the driving device to 10-40 times.
Specifically, the reprocessing component 14 further comprises a heat accumulating type heat incinerator 21, wherein the heat accumulating type heat incinerator 21 is used for receiving the desorbed waste gas from the desorption area of the adsorption cylinder 17, and completely decomposing the desorbed waste gas for discharge.
Specifically, the reprocessing component 14 further includes a heat exchanger 22, a bypass valve is arranged on the regenerative thermal oxidizer 21, and the bypass valve is connected with a heat pipe of the heat exchanger 22; and a pipeline led out by the second fan 20 is connected with a cold pipe of the heat exchanger 22, and heat exchange is realized between a heat pipe and the cold pipe of the heat exchanger 22.
The waste gas desorbed from the desorption area is sent into a heat storage chamber 1 of a heat storage type thermal incinerator (RTO), the waste gas is heated by a preheated heat storage body in the rising process, organic matter molecules begin to generate oxidation reaction in the rising process, the gas finally enters the incinerator and is completely decomposed into carbon dioxide (CO 2) and water (H20) at high temperature to generate a large amount of heat, and the hot gas enters the heat storage chamber 2 to heat the heat storage body. And finally, leading the finally treated gas out of the RTO outlet to a chimney for emission. And the heat accumulator of the heat accumulation chamber 2 absorbs heat and is used for heating the newly input low-temperature waste gas in the next cycle.
When the concentration of the desorbed waste gas is more than 2g/Nm 3 And when the system is in the left and right states, the system energy is self-balanced, and natural gas is not consumed.
When the desorption concentration is less than 2g/Nm 3 And when the side needs, the RTO is maintained to normally operate by supplementing natural gas.
When the concentration of the desorbed waste gas is more than 25g-3 g/Nm 3 Or when the system energy is self-balanced, preheating recovery can be generated, redundant hot gas is discharged through an RTO bypass valve, and desorbed clean air is added after heat exchange of the heat exchanger for drum desorption, so that the waste heat is further utilized, and the equipment operation cost is reduced.
The VOC waste gas treatment equipment can continuously and reliably operate for a long time, does not influence production, ensures the health and sanitary requirements of operators, ensures that the indexes of dust removal and VOC waste gas pollutants reach the national relevant pollutant emission standards, and achieves stable and reliable dust removal efficiency; after paint mist is collected, most paint mist is pretreated through efficient spraying and filtering, finally, a zeolite adsorption concentration and RTO incineration combined process is adopted, the whole system realizes closed circulation of purification and desorption processes, compared with a recovery type organic waste gas purification device, additional energy sources such as steam and the like do not need to be equipped, additional equipment such as a cooling tower and the like do not need to be equipped, secondary pollution is not generated in the operation process, and the adsorbent can be recycled through hot air desorption after saturation.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a volatile organic waste gas processing apparatus which characterized in that: comprises that
The pretreatment component comprises a spray tower and an absorbent pool, a filler absorption module is arranged between a gas inlet and a gas outlet of the spray tower, a spray gun is arranged right above the filler absorption module, and the absorbent pool is communicated with the spray gun through a liquid guide pipe;
the secondary treatment component comprises a dry type filter cylinder, the air inlet end of the dry type filter cylinder is communicated with the air outlet of the spray tower, and the air inlet end of the dry type filter cylinder is communicated to the zeolite adsorption component;
the zeolite adsorption component comprises an adsorption cylinder, a rotating wheel is arranged in the adsorption cylinder, a honeycomb zeolite molecular sieve is arranged on the rotating wheel, and the gas is purified and discharged by utilizing the strong adsorption of the honeycomb zeolite molecular sieve on organic substances;
and the reprocessing component is used for processing the desorption waste gas of the zeolite adsorption component.
2. The voc exhaust gas treatment device according to claim 1, wherein a primary filter of glass wool, a filter bag type medium efficiency filter of F5 grade and a filter bag type high efficiency filter of F9 grade are sequentially disposed inside the dry filter cartridge from the inlet end to the outlet end.
3. The voc exhaust treatment device according to claim 2, wherein the adsorption drum has an adsorption zone and a desorption zone formed therein;
when a part of the honeycomb-shaped zeolite molecular sieve is adsorbed and saturated in the adsorption zone, the part of the honeycomb-shaped zeolite molecular sieve slowly enters the desorption zone along with the rotation of the rotating wheel;
after the desorbed cellular zeolite molecular sieve is naturally cooled, the molecular sieve returns to the adsorption area along with the rotation of the rotating wheel to continue adsorption.
4. The VOC exhaust treatment device as claimed in claim 3, wherein a first fan is arranged between the air inlet end of the dry filter cartridge and the air outlet of the spray tower;
and the first fan conveys the waste gas in the dry type filter cylinder to an adsorption area of an adsorption cylinder.
5. The VOC exhaust treatment device of claim 4, wherein the liquid guide pipe is provided with a delivery pump;
the delivery pump is used for conveying the absorbent in the absorbent pool to the spray gun after pressurizing.
6. The voc exhaust treatment device of claim 5 wherein the aftertreatment component includes a second fan;
and the second fan is used for conveying part of gas subjected to adsorption treatment by the adsorption cylinder to the desorption area of the adsorption cylinder again to perform desorption treatment on organic matters on the honeycomb zeolite molecular sieve.
7. The VOC waste gas treatment device as claimed in claim 6, wherein a heater is arranged on a pipeline communicated between the second fan and the adsorption cylinder;
the heater is used for heating the gas in the pipe to 180-210 ℃ and then blowing the gas to the desorption area of the adsorption cylinder.
8. The voc exhaust treatment device according to claim 7, wherein the reprocessing assembly further comprises a regenerative thermal oxidizer;
the heat accumulating type thermal incinerator is used for receiving the desorption waste gas discharged from the desorption area of the adsorption cylinder and thoroughly decomposing the desorption waste gas and then discharging the desorption waste gas.
9. The voc exhaust treatment device of claim 8 wherein the aftertreatment component further comprises a heat exchanger;
a bypass valve is arranged on the heat accumulating type thermal incinerator;
the bypass valve is connected with the heat pipe of the heat exchanger.
10. The voc exhaust treatment device according to claim 9, wherein the duct from the second fan is connected to the cold pipe of the heat exchanger;
and the heat pipe and the cold pipe of the heat exchanger realize heat exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202221020714.5U CN217549391U (en) | 2022-04-29 | 2022-04-29 | Volatile organic waste gas treatment device |
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| CN202221020714.5U CN217549391U (en) | 2022-04-29 | 2022-04-29 | Volatile organic waste gas treatment device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115445388A (en) * | 2022-09-23 | 2022-12-09 | 深圳市瑞秋卡森环保科技有限公司 | Lithium cell production exhaust-gas treatment and recovery unit |
| CN115920589A (en) * | 2022-12-21 | 2023-04-07 | 可迪尔空气技术（北京）有限公司 | Treatment method of waste gas of low-concentration sewage tank |
| CN116672842A (en) * | 2023-04-19 | 2023-09-01 | 南京德厚环境科技有限公司 | Treatment method and control system for waste gas |
-
2022
- 2022-04-29 CN CN202221020714.5U patent/CN217549391U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115445388A (en) * | 2022-09-23 | 2022-12-09 | 深圳市瑞秋卡森环保科技有限公司 | Lithium cell production exhaust-gas treatment and recovery unit |
| CN115445388B (en) * | 2022-09-23 | 2023-10-31 | 深圳市瑞秋卡森环保科技有限公司 | Lithium battery production waste gas treatment and recovery device |
| CN115920589A (en) * | 2022-12-21 | 2023-04-07 | 可迪尔空气技术（北京）有限公司 | Treatment method of waste gas of low-concentration sewage tank |
| CN115920589B (en) * | 2022-12-21 | 2023-08-11 | 可迪尔空气技术（北京）有限公司 | Treatment method of low-concentration sewage pool waste gas |
| CN116672842A (en) * | 2023-04-19 | 2023-09-01 | 南京德厚环境科技有限公司 | Treatment method and control system for waste gas |
| CN116672842B (en) * | 2023-04-19 | 2024-04-12 | 南京德厚环境科技有限公司 | Treatment method and control system for waste gas |
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