CN213995349U - Comprehensive treatment device for asphalt waste gas - Google Patents
Comprehensive treatment device for asphalt waste gas Download PDFInfo
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- CN213995349U CN213995349U CN202022362875.XU CN202022362875U CN213995349U CN 213995349 U CN213995349 U CN 213995349U CN 202022362875 U CN202022362875 U CN 202022362875U CN 213995349 U CN213995349 U CN 213995349U
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Abstract
The utility model discloses a pitch waste gas integrated processing device, include: solvent torrent scrubber, waste gas condensation collector, neutralization scrubber, plasma treatment subassembly and active carbon adsorption tower, the gas outlet of solvent torrent scrubber and the air inlet of waste gas condensation collector are provided with first pipeline and are connected, the gas outlet of waste gas condensation collector and the air inlet of neutralization scrubber are provided with the second pipeline and are connected, the plasma treatment subassembly is established ties between neutralization scrubber and active carbon adsorption tower. In this way, pitch waste gas integrated processing device, pitch waste gas loops through solvent torrent scrubber, waste gas condensation collector, neutralization scrubber and plasma treatment subassembly's processing back, organic waste gas content wherein has been few, through the active carbon adsorption in the active carbon adsorption tower at last, has reduced the work load of active carbon, has prolonged the life cycle of active carbon to ensure that waste gas reaches emission standard.
Description
Technical Field
The utility model relates to the field of mechanical equipment, especially, relate to a pitch waste gas integrated processing device.
Background
In the production process of the asphalt material, a large amount of asphalt waste gas is generated, and in order to protect the environment and ensure the occupational health of staff of production enterprises and the health of surrounding residents, the organic waste gas generated in the production line of asphalt products needs to be treated.
The existing waste gas treatment equipment usually adopts activated carbon to treat a certain problem in waste gas, is difficult to eliminate organic matters and peculiar smell in the gas, has large consumption of the activated carbon, short service cycle, needs frequent replacement and maintenance of the activated carbon and is easy to generate secondary pollution.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a pitch waste gas integrated processing device, carries out the integrated processing of waste gas, promotes the treatment effect, prolongs the life cycle of active carbon.
In order to solve the technical problem, the utility model discloses a technical scheme be: provided is an integrated treatment device for asphalt waste gas, comprising: solvent torrent scrubber, waste gas condensation collector, neutralization scrubber, plasma treatment subassembly and active carbon adsorption tower, the gas outlet of solvent torrent scrubber and the air inlet of waste gas condensation collector are provided with first pipeline and are connected, the gas outlet of waste gas condensation collector and the air inlet of neutralization scrubber are provided with the second pipeline and are connected, the plasma treatment subassembly is established ties between neutralization scrubber and active carbon adsorption tower.
In a preferred embodiment of the present invention, the gas-liquid separation device further comprises a gas-liquid separation tank and a gas flow dryer, the gas outlet of the neutralization scrubber and the gas inlet of the gas-liquid separation tank are provided with a third pipeline and connected, and the gas outlet of the gas-liquid separation tank and the gas inlet of the gas flow dryer are provided with a fourth pipeline and connected.
In a preferred embodiment of the present invention, the plasma processing assembly comprises a plasma collector and a low-temperature high-pressure plasma deodorizer, the gas outlet of the air flow dryer is connected to the gas inlet of the plasma collector via a fifth pipe, the gas outlet of the plasma collector is connected to the gas inlet of the low-temperature high-pressure plasma deodorizer via a sixth pipe, and the gas outlet of the low-temperature high-pressure plasma deodorizer is connected to the gas inlet of the activated carbon adsorption tower via a seventh pipe.
In a preferred embodiment of the present invention, the air inlet of the solvent turbulent scrubber is provided with a first fan.
In a preferred embodiment of the present invention, a second fan is connected in series to the third pipeline.
In a preferred embodiment of the present invention, the air dryer is filled with a cotton-like filtering filler.
In a preferred embodiment of the present invention, the solvent turbulence washer is provided with a washing liquid nozzle pointing upward, and the neutralization washer is provided with a packing layer and an atomizing device.
In a preferred embodiment of the present invention, a finned condenser tube is disposed in the exhaust gas condensation collector.
In a preferred embodiment of the present invention, the plasma collector is provided with positive and negative plates and an oil collecting tray located below the positive and negative plates.
The utility model has the advantages that: the utility model provides a pitch waste gas integrated processing device, pitch waste gas loop through solvent torrent scrubber, waste gas condensation collector, neutralization scrubber and plasma treatment subassembly's processing back, and organic waste gas content wherein has been few, passes through the active carbon adsorption in the active carbon adsorption tower at last, has reduced the work load of active carbon, has prolonged the life cycle of active carbon to ensure that waste gas reaches emission standard.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic structural diagram of a preferred embodiment of the comprehensive asphalt waste gas treatment device of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention includes:
the comprehensive asphalt waste gas treatment device shown in fig. 1 comprises: in the embodiment, a first fan 9 is arranged at an air inlet of the solvent turbulent washer 1, asphalt waste gas is sent into the solvent turbulent washer 1, a washing liquid nozzle pointing upwards is arranged in the solvent turbulent washer 1, the asphalt waste gas enters a washing pipe in the solvent turbulent washer 1 from top to bottom at high speed in the solvent turbulent washer 1, the washing liquid is sprayed into the air flow from the washing liquid nozzle to top through a circulating pump, so that gas-liquid two phases are in high-speed turbulent contact, the contact surface area is large, the contact surfaces are continuously and rapidly updated, the effects of high-efficiency heat transfer and mass transfer are achieved, and in addition, according to the characteristic that the gas-liquid two phases flow downstream under a foam area in the solvent turbulent washer 1, the static mixing element is utilized to enable the gas phase and the liquid phase to be subjected to turbulent mixing again, so that the effect of downstream washing is achieved, and the washing effect of two-stage series connection is realized.
The gas outlet of solvent torrent scrubber 1 is provided with first pipeline 11 with the air inlet of waste gas condensation collector 2 and is connected, leading-in waste gas condensation collector 2 with waste gas, in this embodiment, be provided with the finned condenser pipe in the waste gas condensation collector 2, through the cooling water at the intraductal circulation of finned condenser, thereby reduce the temperature, waste gas gets into the finned condenser pipe surface after the cooling of waste gas condensation collector 2 route, make the waste gas temperature be less than the dew point temperature of wherein organic matter and tar, separate out from the waste gas after making the organic matter condensation become the liquid drop, the liquid drop is collected in waste gas condensation collector 2 casing lower parts, collect and flow out alone, reach the purpose of purification and recovery.
The outlet of the waste gas condensing collector 2 is connected with the inlet of the neutralization scrubber 3 by a second pipe 12, and then the waste gas is guided into the neutralization scrubber 3, in this embodiment, the neutralization scrubber 3 is provided with a packing layer and an atomizing device, the waste gas enters the neutralization scrubber 3 from the lower part, and then the waste gas is purified by the packing layer and the atomizing device.
In this embodiment, the gas outlet of the neutralization scrubber 3 is connected with the gas inlet of the gas-liquid separation tank 4 by a third pipeline 13, the third pipeline 13 is connected in series with a second fan 10 for pressurizing, and the purified gas passes through the gas-liquid separation tank 4, after the water vapor and moisture in the gas are reduced, the gas enters the subsequent treatment process. Gas outlet and air flow dryer 5's air inlet of gas-liquid separation jar 4 is provided with fourth pipeline 14 and is connected, and it has cotton flocculent filter filler to fill in the air flow dryer 5, still contains the aerogel of a certain amount in the gas after the washing, and gaseous entering air flow dryer 5 is back, filters the aerogel composition of filler with gaseous and a small amount of moisture through cotton flocculent, guarantees gaseous cleanliness factor, prevents that other impurities such as aerogel from influencing subsequent plasma treatment subassembly.
In this embodiment, the plasma processing assembly comprises a plasma collector 6 and a low-temperature high-pressure plasma deodorizer 7, the air outlet of the airflow dryer 5 is connected with the air inlet of the plasma collector 6 by a fifth pipeline 15, and in this embodiment, the plasma collector 6 is provided with positive and negative plates and an oil collecting tray below the positive and negative plates. The waste gas is sucked into the plasma collector 6, wherein part of bigger fog drops and oil stains are captured on a flow equalizing plate in the plasma collector 6 due to mechanical collision and retention, when the air flow enters a plasma electric field of positive and negative plates, the waste gas is ionized under the action of the electric field, the oil mist is charged to degrade and carbonize most of the waste gas, a small part of tiny oil particles move to the positive and negative plates of the electric field under the action of the electric field force of the adsorption electric field and the air flow and are collected on the plates and flow to an oil collecting tray under the action of self gravity and are discharged through an oil discharge port, the rest micron-sized waste gas is degraded into carbon dioxide and water by the electric field, and finally clean air is discharged, and simultaneously, ozone is generated in the air of the electric field under the action of a high-voltage generator, so that most of smell in the smoke gas can be removed.
In this embodiment, the gas outlet of the plasma collector 6 is connected to the gas inlet of the low-temperature high-pressure plasma deodorizer 7 by a sixth pipe 16, the plasma collector 6 decomposes the exhaust gas components by using high-energy electrons and ions generated during high-pressure discharge, and the high-energy electrons decompose oxygen molecules into two oxygen atoms and combine with oxygen molecules to form ozone again, the ozone is a strong oxidant and can decompose and oxidize organic matters, and the water molecules are bombarded and decomposed into hydroxyl radicals and also a strong oxidant and can also oxidize organic matters.
The waste gas makes peculiar smell molecules excited under the action of high-energy electrons, charged particles or chemical bonds among the molecules are broken, meanwhile, water and oxygen in the waste gas can also generate strong oxidizing substances such as OH free radicals, active oxygen and the like under the bombardment of the high-energy electrons, and the strong oxidizing substances react with the peculiar smell molecules to decompose the peculiar smell molecules.
The air outlet of the low-temperature high-pressure plasma deodorizer 7 is connected with the air inlet of the activated carbon adsorption tower 8 through a seventh pipeline 17, and finally, residual organic matters are adsorbed by activated carbon particles in the activated carbon adsorption tower 8, so that the emission is ensured to reach the standard.
To sum up, the utility model discloses a pitch waste gas integrated processing device who points out has realized the integrated processing of pitch waste gas, has realized safe emission, is favorable to reducing the operating pressure of active carbon granule, prolongs the life cycle of active carbon granule, reduces the maintenance frequency.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the present invention, or directly or indirectly applied to other related technical fields, and all included in the same way in the protection scope of the present invention.
Claims (9)
1. The utility model provides an asphalt waste gas integrated processing device which characterized in that includes: solvent torrent scrubber, waste gas condensation collector, neutralization scrubber, plasma treatment subassembly and active carbon adsorption tower, the gas outlet of solvent torrent scrubber and the air inlet of waste gas condensation collector are provided with first pipeline and are connected, the gas outlet of waste gas condensation collector and the air inlet of neutralization scrubber are provided with the second pipeline and are connected, the plasma treatment subassembly is established ties between neutralization scrubber and active carbon adsorption tower.
2. The comprehensive asphalt waste gas treatment device according to claim 1, further comprising a gas-liquid separation tank and a gas flow dryer, wherein the gas outlet of the neutralization scrubber is connected with the gas inlet of the gas-liquid separation tank through a third pipeline, and the gas outlet of the gas-liquid separation tank is connected with the gas inlet of the gas flow dryer through a fourth pipeline.
3. The comprehensive asphalt waste gas treatment device according to claim 2, wherein the plasma treatment component comprises a plasma collector and a low-temperature high-pressure plasma deodorizer, the gas outlet of the gas flow dryer is connected with the gas inlet of the plasma collector through a fifth pipeline, the gas outlet of the plasma collector is connected with the gas inlet of the low-temperature high-pressure plasma deodorizer through a sixth pipeline, and the gas outlet of the low-temperature high-pressure plasma deodorizer is connected with the gas inlet of the activated carbon adsorption tower through a seventh pipeline.
4. The integrated asphalt waste gas treatment device according to claim 1, wherein the air inlet of the solvent turbulent scrubber is provided with a first fan.
5. The comprehensive asphalt waste gas treatment device according to claim 2, wherein a second fan is arranged on the third pipeline in series.
6. The integrated asphalt waste gas treatment device according to claim 2, wherein the pneumatic dryer is filled with a flocculent filter filler.
7. The comprehensive asphalt waste gas treatment device according to claim 1, wherein a washing liquid nozzle pointing upwards is arranged in the solvent turbulence scrubber, and a filler layer and an atomization device are arranged in the neutralization scrubber.
8. The integrated asphalt waste gas treatment device according to claim 1, wherein a finned condenser tube is arranged in the waste gas condensation collector.
9. The comprehensive asphalt waste gas treatment device according to claim 3, wherein the plasma collector is provided with positive and negative electrode plates and an oil collecting tray positioned below the positive and negative electrode plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022362875.XU CN213995349U (en) | 2020-10-22 | 2020-10-22 | Comprehensive treatment device for asphalt waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022362875.XU CN213995349U (en) | 2020-10-22 | 2020-10-22 | Comprehensive treatment device for asphalt waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213995349U true CN213995349U (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022362875.XU Active CN213995349U (en) | 2020-10-22 | 2020-10-22 | Comprehensive treatment device for asphalt waste gas |
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|---|---|
| CN (1) | CN213995349U (en) |
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- 2020-10-22 CN CN202022362875.XU patent/CN213995349U/en active Active
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