CN211562471U - Acid exhaust treatment device with tail gas monitoring function - Google Patents
Acid exhaust treatment device with tail gas monitoring function Download PDFInfo
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- CN211562471U CN211562471U CN201921639377.6U CN201921639377U CN211562471U CN 211562471 U CN211562471 U CN 211562471U CN 201921639377 U CN201921639377 U CN 201921639377U CN 211562471 U CN211562471 U CN 211562471U
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Abstract
The utility model discloses an acidic waste gas treatment device with a tail gas monitoring function, which comprises a dust removal device, a liquid absorption device and a filtering device which are arranged in sequence along the direction of air flow; the liquid absorption device comprises a box body for containing absorption liquid, a plurality of absorption plates arranged in the box body at intervals along the airflow direction, a stirring device arranged in the box body, a gas circulation device and an absorption liquid circulation device. The utility model discloses an acid exhaust treatment device with tail gas monitoring function, through liquid absorbing device and filter equipment combination, can reach fine acid exhaust treatment effect, can effectively supply and improve current exhaust treatment technique. The utility model discloses a gas monitoring device can real-time supervision through the acid gas's in the tail gas after the device is handled content to monitoring devices's treatment effect.
Description
Technical Field
The utility model relates to a waste gas treatment technical field, in particular to acid exhaust treatment device with tail gas monitoring function.
Background
The rapid development of industrialization inevitably produces a large amount of waste gas, including a large amount of acid waste gas (such as a large amount of acid waste gas produced in the production process of many chemical products), and the acid waste gas mainly includes sulfur oxides, nitrogen oxides, and H2The acid rain is greatly damaged to the environment, particularly, the acid rain has the greatest influence on trees and can cause death, and the living environment of human beings is seriously influenced, so that the environment is particularly concerned all over the world, a plurality of measures are made to reduce factories producing polluted air, and the development of green economy and green life are realized. The treatment of acid waste gas is regarded as important, but the existing acid waste gas treatment system has the defects of complicated structure, large system and the like,Poor waste gas treatment effect and the like. For example, patents: CN206325369U, which discloses an acidic waste gas treatment system, comprising a condenser, a buffer tank, a fan, a water scrubber module and a waste liquid pool; because large-scale equipment such as a washing tower module is adopted, the system is large in size and high in energy consumption. As another patent: CN208372775U, it discloses a waste gas treatment system, including the first shell that is used for holding adsorption liquid, waste gas passes behind a plurality of blades in proper order from the first waste gas entry and discharges from first waste gas export, waste gas treatment system still include the second shell, the second shell be provided with supply by the second waste gas entry that purified gas got into, supply by the second waste gas export that purified gas discharged, it absorbs adsorption liquid through the blade, then gas passes through the blade, harmful substance wherein is adsorbed by adsorption liquid, it has reduced the volume of system, still need drive arrangement to drive the blade when the blade and rotate, the energy consumption is big, in addition the gas after the blade is handled directly gets into next operation, lacks the regulatory function to the waste gas treatment effect, and lack the monitoring function to final exhaust gas composition.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough among the above-mentioned prior art, provide an acid exhaust treatment device with tail gas monitoring function.
In order to solve the technical problem, the utility model discloses a technical scheme is: an acidic waste gas treatment device with a tail gas monitoring function comprises a dust removal device, a liquid absorption device and a filtering device which are sequentially arranged along the direction of an air flow;
the liquid absorption device comprises a box body for containing absorption liquid, a plurality of absorption plates arranged in the box body at intervals along the airflow direction, a stirring device, a gas circulation device and an absorption liquid circulation device, wherein the stirring device, the gas circulation device and the absorption liquid circulation device are arranged in the box body;
the gas circulating device extracts part of gas at the downstream of the box body and conveys the extracted part of gas to the upstream of the box body;
the absorption plate is hollow, and the absorption liquid circulating device extracts part of absorption liquid in the box body and conveys the part of absorption liquid into the absorption plate.
Preferably, the side wall of the upstream of the box body is provided with a circulating gas inlet, and the side wall of the downstream of the box body is provided with a circulating gas outlet;
the gas circulating device comprises a circulating gas conveying pipeline communicated with the circulating gas inlet and the circulating gas outlet and a circulating gas pump arranged on the circulating gas conveying pipeline.
Preferably, the top end of the absorption plate is provided with a liquid inlet pipe,
and the upper stream of the box body is also provided with a circulating liquid outlet, and the absorption liquid circulating device comprises a circulating liquid conveying pipeline communicated with the circulating liquid outlet and the liquid inlet pipe of the absorption plate and a circulating liquid pump arranged on the circulating liquid conveying pipeline.
Preferably, a plurality of liquid guide pipes with upper ends communicated with the liquid inlet pipe are vertically arranged in the absorption plate along the height direction, the lower ends of the liquid guide pipes are closed, and a plurality of liquid guide holes are formed in the outer walls of the liquid guide pipes.
Preferably, carbon fiber is filled between the outer part of the catheter and the inner part of the absorption plate;
the absorption plate is further provided with a plurality of vent holes along the thickness, and the vent holes are arranged to avoid the liquid guide pipe.
Preferably, the stirring device comprises a rotating shaft rotatably connected with a bottom plate of the box body, a stirring impeller connected on the rotating shaft and a vane plate connected at the top end of the rotating shaft;
the stirring impeller is positioned below the liquid level of the absorption liquid in the box body, and the fan blade plate is positioned above the liquid level of the absorption liquid in the box body;
the gas entering from the circulating gas inlet is blown to a fan blade plate of the stirring device at a corresponding position so as to drive the fan blade plate and the stirring impeller to rotate;
preferably, the air guide groove is formed in the air blade plate.
Preferably, the absorption plate comprises 3 blocks arranged at intervals along the airflow direction, and the box body is divided into a first absorption chamber, a second absorption chamber, a third absorption chamber and a fourth absorption chamber;
the circulating gas inlet comprises a first gas inlet and a second gas inlet which are respectively arranged at two sides of the first absorption chamber, and a third gas inlet and a fourth gas inlet which are respectively arranged at two sides of the second absorption chamber;
the circulating gas outlet comprises a first outlet and a second outlet which are respectively arranged at two sides of the third absorption chamber;
the circulating liquid outlet is arranged at the side part of the first absorption chamber.
The stirring devices comprise four groups, namely a first stirring device corresponding to the position of the first air inlet, a second stirring device corresponding to the position of the second air inlet, a third stirring device corresponding to the position of the third air inlet and a fourth stirring device corresponding to the position of the fourth air inlet.
Preferably, the filter device comprises a shell, and a lower pore plate PTFE fiber layer, an activated carbon layer, a polyphenylene sulfide fiber layer and an upper pore plate which are sequentially stacked in the shell from bottom to top.
Preferably, the dust removal device is communicated with a waste gas inlet of the liquid absorption device through a first gas pipe, a waste gas outlet of the liquid absorption device is communicated with a gas inlet end of the filtering device through a second gas pipe, and a gas outlet end of the filtering device is provided with a gas monitoring device.
The utility model has the advantages that: the utility model discloses an acid exhaust treatment device with tail gas monitoring function, through liquid absorbing device and filter equipment combination, can reach fine acid exhaust treatment effect, can effectively supply and improve current exhaust treatment technique.
The utility model discloses a gas monitoring device can real-time supervision through the acid gas's in the tail gas after the device is handled content to monitoring devices's treatment effect.
The utility model can continuously supplement and renew the absorption liquid for the absorption plate through the absorption liquid circulating device, thereby ensuring the absorption effect of the absorption liquid on pollutants; the gas treated by the absorption plate at the downstream part is circularly conveyed to the upstream part of the box body again through the gas circulating device and is purified by the absorption plate again, so that the treatment effect of the absorption liquid circulating device on the waste gas can be improved, and the content of acid gas in the finally discharged gas is reduced; the absorption liquid is stirred by the stirring device, so that the absorption liquid can be prevented from depositing, and the concentration of the absorption liquid in the box body is kept uniform; the gas circulation device can also improve the driving power for the stirring device, thereby achieving multiple purposes, saving the driving element of the stirring device, saving the energy consumption and simplifying the equipment.
The utility model discloses a filter equipment carries out depth filtration to waste gas, can further reduce the content of the acidic contaminant in the last combustion gas.
Drawings
Fig. 1 is a schematic structural diagram of an acidic waste gas treatment device with a tail gas monitoring function according to the present invention;
fig. 2 is a schematic structural diagram of a gas circuit and a liquid circuit of the acidic waste gas treatment device with a tail gas monitoring function of the present invention;
FIG. 3 is a schematic view of the internal structure of the liquid absorption device and the filtering device of the present invention;
fig. 4 is a schematic structural view of the absorption plate of the present invention.
Description of reference numerals:
1-a dust removal device;
2-a liquid absorbing device; 20, a box body; 21-an absorber plate; 22-a stirring device; 23-a gas circulation device; 24-absorption liquid circulating device; 25 — a first absorption chamber; 26 — a second absorption chamber; 27 — a third absorption chamber; 28-a fourth absorption chamber; 200-recycle gas inlet; 201-circulating gas outlet; 202-circulating liquid outlet; 210-a liquid inlet pipe; 211-a catheter; 212-a vent; 213 — carbon fibers; 220-a rotating shaft; 221-stirring impeller; 222-a vane plate; 223-air guide grooves; 224 — a first stirring device; 225-a second stirring device; 226 — a third stirring device; 227-a fourth stirring device; 230-circulating gas delivery pipe; 231-circulating air pump; 240-circulation liquid conveying pipeline; 241-a circulating liquid pump; 250 — a first air inlet; 251 — a second gas inlet; 260 — a third air inlet; 261-a fourth inlet; 270 — a first outlet port; 271-a second air outlet;
3-a filtering device; 30-a housing; 31-lower orifice plate; 32-a PTFE fiber layer; 33-an activated carbon layer; 34-polyphenylene sulfide fiber layer; 35-upper orifice plate;
4-a gas monitoring device;
5-a first gas transmission pipe;
6-second air delivery pipe.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 4, the acidic exhaust gas treatment device with a tail gas monitoring function according to the present embodiment includes a dust removal device 1, a liquid absorption device 2, and a filter device 3, which are sequentially arranged along an airflow direction;
the liquid absorption device 2 comprises a box body 20 for containing absorption liquid, a plurality of absorption plates 21 arranged in the box body 20 at intervals along the airflow direction, a stirring device 22 arranged in the box body 20, a gas circulation device 23 and an absorption liquid circulation device 24;
the gas circulating device 23 extracts part of gas at the downstream of the box body 20 and then conveys the extracted gas to the upstream of the box body 20;
the absorption plate 21 is hollow, and the absorption liquid circulating device 24 extracts a part of the absorption liquid in the tank 20 and transfers the part of the absorption liquid into the absorption plate 21.
The dust removing device 1 can be a bag-type dust remover. The dust removing device 1 is communicated with the waste gas inlet of the liquid absorbing device 2 through a first gas pipe 5, and the waste gas outlet of the liquid absorbing device 2 is communicated with the gas inlet end of the filtering device 3 through a second gas pipe 6.
The gas outlet end of the filtering device 3 is provided with a gas monitoring device 4. Gas monitoring device4 is used for detecting the concentration of main pollutants in the finally discharged waste gas to judge whether the emission standard is reached. Which is integrated with a plurality of gas sensors, including SO in this embodiment2Sensor, SO3Sensor, H2S sensor and NO2Sensors, chlorine sensors, etc. to detect the content of these gases.
It should be noted that, the utility model discloses, there is not the concrete requirement to these gas monitoring devices model parameters, only need adopt the ready-made gas monitoring devices among the prior art to carry out direct application in this embodiment, can realize required information acquisition's function.
Of course, in actual use, other gas sensors may be added to the acid gas component in the exhaust gas or unnecessary gas sensors may be reduced. Wherein, the gas monitoring device 4 is connected with a control system (such as a computer) at the background of the waste gas treatment device in a wired or wireless way, so that a user can obtain the detection result of the gas monitoring device 4, which is realized according to the prior art.
Acidic waste gas removes the particulate matter through dust collector 1 earlier, then gets into liquid absorbing device 2, is equipped with the absorption liquid (adopting alkaline liquid, such as aqueous ammonia, sodium hydroxide solution etc.) in the liquid absorbing device 2, can absorb and get rid of a large amount of pollutants in the acidic waste gas, and the gas that liquid absorbing device 2 discharged passes through filter equipment 3 and filters after further purifying and discharges. The gas monitoring device 4 detects whether the finally discharged gas reaches the standard.
In one embodiment, the top end of the absorption plate 21 is provided with a liquid inlet pipe 210, the upstream of the box 20 is further provided with a circulating liquid outlet 202, and the absorption liquid circulation device 24 includes a circulating liquid conveying pipeline 240 communicating the circulating liquid outlet 202 and the liquid inlet pipe 210 of the absorption plate 21, and a circulating liquid pump 241 disposed on the circulating liquid conveying pipeline 240.
Wherein, still be provided with the liquid pipe 211 of a plurality of upper ends and feed liquor pipe 210 intercommunication perpendicularly along the direction of height in the absorption plate 21, the liquid pipe 211 lower extreme is sealed, has seted up a plurality of drain holes on the outer wall of liquid pipe 211.
Wherein, carbon fiber 213 (other corrosion resistant fiber can be adopted) is filled between the outside of the liquid guide tube 211 and the inside of the absorption plate 21; the absorption plate 21 is further provided with a plurality of vent holes 212 along the thickness, and the vent holes 212 are arranged to avoid the liquid guide tube 211.
Part of the absorption liquid in the tank 20 is sent to the liquid guide tube 211 in the absorption plate 21 by the circulation pump 241, and the absorption liquid flows out from the liquid guide hole in the outer wall of the liquid guide tube 211 and is absorbed by the carbon fiber 213 filled between the liquid guide tube 211 and the housing 30 of the absorption plate 21. The exhaust gas entering the box 20 passes through the absorption plate 21 from left to right along the thickness direction through the vent holes 212, and a large amount of pollutants in the exhaust gas are absorbed and removed by the absorption liquid adsorbed on the carbon fibers 213, so that the purification treatment of the exhaust gas is realized. The absorption liquid is constantly supplied from the liquid guide tube 211 to enter the absorption plate 21, is absorbed by the carbon fibers 213, then flows out of the absorption plate 21 through the vent holes 212 and returns to the box body 20, so that new absorption liquid can be continuously provided for the absorption plate 21, the absorption liquid absorbed on the carbon fibers 213 is prevented from being saturated due to the absorption of too much waste gas, and the waste gas absorption effect of the absorption plate 21 can be ensured.
Of course, the liquid absorbing apparatus 2 further includes an absorbing liquid supply and discharge device (not shown), and the absorbing liquid is supplied into the tank 20 by a supply pump. The absorption liquid in the tank 20 may be pumped out by a discharge pump through a discharge port of the tank 20 after a certain period of time.
In one embodiment, the upstream side wall of the box 20 is provided with a circulating gas inlet 200, and the downstream side wall thereof is provided with a circulating gas outlet 201; the gas circulation device 23 includes a circulation gas delivery pipe 230 communicating the circulation gas inlet 200 and the circulation gas outlet 201, and a circulation gas pump 231 provided on the circulation gas delivery pipe 230.
The stirring device 22 comprises a rotating shaft 220 rotatably connected with the bottom plate of the box body 20, a stirring impeller 221 connected with the rotating shaft 220 and a vane plate 222 connected with the top end of the rotating shaft 220;
the stirring impeller 221 is positioned below the liquid level of the absorption liquid in the box body 20, and the fan blade plate 222 is positioned above the liquid level of the absorption liquid in the box body 20; the gas entering from the circulating gas inlet 200 is blown to the vane plate 222 of the stirring device 22 at the corresponding position to drive the vane plate 222 and the stirring impeller 221 to rotate; wherein, the wind guiding groove 223 is disposed on the wind blade plate 222.
On one hand, the absorption liquid absorbs the pollutants in the exhaust gas, and may generate some particles or some salt substances, so that the absorption liquid in the box 20 is likely to precipitate (or deposit), and the concentration of the absorption liquid is likely to be uneven. In this embodiment, the absorption liquid is continuously stirred by the stirring device 22, so as to prevent the treatment of the precipitate, and the concentration of the absorption liquid in the box 20 is kept uniform by the stirring effect.
On the other hand, when the gas monitoring device 4 detects that the content of the acid gas in the finally discharged gas is too high (for example, the concentration of the acid pollutant in the fed waste gas is too high to cause insufficient treatment), the discharge standard is not met, which indicates that the waste gas treatment is insufficient. In this embodiment, by providing the gas circulation device 23, the exhaust gas purified by the absorption plate 21 at the downstream of the tank 20 can be circulated to the upstream of the tank 20 again and purified by the absorption plate 21 again, so that the purification effect of the exhaust gas can be improved, and the content of acidic gas in the finally discharged gas can be reduced to ensure that the emission reaches the standard. And in a certain range, the larger the amount of circulating gas is, the more thorough the purification treatment of the waste gas is. For example, when the acid gas content in the finally discharged gas is too high, the power of the circulation gas pump 231 is increased, the amount of the circulation gas is increased, more downstream gas is circulated to the upstream, and the purification is continued by the absorption plate 21, so that the acid gas in the exhaust gas can be more sufficiently absorbed and removed, and the acid gas content in the finally discharged gas is reduced.
In this embodiment, the gas circulation device 23 can not only improve the treatment effect of the liquid absorption device 2 on the waste gas and reduce the content of the acid gas, but also utilize the flow force of the circulating gas as the driving force of the stirring device 22 to drive the stirring impeller 221 to stir the absorption liquid, thereby achieving multiple purposes, saving the driving element of the stirring device 22, saving the energy consumption and simplifying the equipment. Specifically, the method comprises the following steps: the circulating air pump 231 pumps out the downstream air, and conveys the downstream air to the upstream, and the downstream air enters from the circulating air inlet 200 at the side of the box 20, the air vane plate 222 at the upper part of the stirring device 22 at the corresponding position is located at the circulating air inlet 200, the air guide groove 223 formed on the air vane plate 222 faces the circulating air inlet 200, the intake air flow drives the air vane plate 222 to rotate, and the air vane plate 222 drives the rotating shaft 220 and the stirring impeller 221 fixedly connected to the lower part of the rotating shaft 220 to rotate, so as to stir the absorption liquid. The circulation air pump 231 may be a blower.
In a further preferred embodiment, referring to fig. 2 and 3, the absorption plate 21 comprises 3 blocks arranged at intervals in the airflow direction, the case 20 is partitioned to form a first absorption chamber 25, a second absorption chamber 26, a third absorption chamber 27 and a fourth absorption chamber 28, and gaps are provided between the bottoms of the first absorption chamber 25, the second absorption chamber 26, the third absorption chamber 27 and the fourth absorption chamber 28 and the case 20, and each absorption chamber is communicated in turn;
the circulation gas inlet 200 includes a first inlet 250 and a second inlet 251 respectively provided at both sides of the first absorption chamber 25, and a third inlet 260 and a fourth inlet 261 respectively provided at both sides of the second absorption chamber 26; the circulating gas outlet port 201 includes a first outlet port 270 and a second outlet port 271 respectively disposed at both sides of the third absorption chamber 27; a circulating liquid outlet 202 is provided at the side of the first absorption chamber 25.
The stirrer 22 includes four sets, that is, a first stirrer 224 corresponding to the position of the first air inlet 250, a second stirrer 225 corresponding to the position of the second air inlet 251, a third stirrer 226 corresponding to the position of the third air inlet 260, and a fourth stirrer 227 corresponding to the position of the fourth air inlet 261.
The rotation direction of each stirring device 22 is the same, and is counterclockwise as shown in fig. 2. The wind guide groove 223 of the wind blade plate 222 on each stirring device 22 faces the circulating gas inlet at the corresponding position. Referring to fig. 2, the right air guiding groove 223 on the vane plate 222 of the first stirring device 224 faces downward and faces the first air inlet 250, and the rotation direction is counterclockwise; the left air guide groove 223 on the vane plate 222 of the second stirring device 225 faces upward and faces the first air inlet 250, and the rotation direction is also counterclockwise. The third stirring device 226 is the same as the first stirring device 224, and the fourth stirring device 227 is the same as the second stirring device 225, so that the rotation directions of the four stirring devices 22 are the same, and the stirring effect on the absorption liquid is ensured.
In a further preferred embodiment, the filter device 3 includes a housing 30, and a lower orifice plate 31, a PTFE fiber layer 32, an activated carbon layer 33, a polyphenylene sulfide fiber layer 34, and an upper orifice plate 35, which are stacked in this order from bottom to top in the housing 30.
The lower orifice plate 31 and the upper orifice plate 35 are densely provided with micropores, the PTFE fiber layer 32 has good mechanical strength and filtering performance, the activated carbon layer 33 can adsorb a large amount of pollutants, and the polyphenylene sulfide fiber layer 34 has high porosity, large pollutant carrying capacity, good pressure resistance and capability of deep filtration. The gas sequentially passes through the lower pore plate 31, the PTFE fiber layer 32, the activated carbon layer 33, the polyphenylene sulfide fiber layer 34 and the upper pore plate 35 from bottom to top and is discharged, and the gas is further subjected to deep filtration through a multilayer filtration structure, so that the content of acidic pollutants in the finally discharged gas can be further reduced.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields where the invention is suitable, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.
Claims (10)
1. An acidic waste gas treatment device with a tail gas monitoring function is characterized by comprising a dust removal device, a liquid absorption device and a filtering device which are sequentially arranged along the direction of an air flow;
the liquid absorption device comprises a box body for containing absorption liquid, a plurality of absorption plates arranged in the box body at intervals along the airflow direction, a stirring device, a gas circulation device and an absorption liquid circulation device, wherein the stirring device, the gas circulation device and the absorption liquid circulation device are arranged in the box body;
the gas circulating device extracts part of gas at the downstream of the box body and conveys the extracted part of gas to the upstream of the box body;
the absorption plate is hollow, and the absorption liquid circulating device extracts part of absorption liquid in the box body and conveys the part of absorption liquid into the absorption plate.
2. The acidic exhaust gas treatment device with the exhaust gas monitoring function according to claim 1, wherein a circulating gas inlet is formed in the upstream side wall of the tank body, and a circulating gas outlet is formed in the downstream side wall of the tank body;
the gas circulating device comprises a circulating gas conveying pipeline communicated with the circulating gas inlet and the circulating gas outlet and a circulating gas pump arranged on the circulating gas conveying pipeline.
3. The acidic exhaust gas treatment device with the exhaust gas monitoring function according to claim 2, wherein a liquid inlet pipe is arranged at the top end of the absorption plate;
and the upper stream of the box body is also provided with a circulating liquid outlet, and the absorption liquid circulating device comprises a circulating liquid conveying pipeline communicated with the circulating liquid outlet and the liquid inlet pipe of the absorption plate and a circulating liquid pump arranged on the circulating liquid conveying pipeline.
4. The acidic exhaust gas treatment device with an exhaust gas monitoring function according to claim 3, wherein a plurality of liquid guide pipes with upper ends communicated with the liquid inlet pipe are vertically arranged in the absorption plate along the height direction, the lower ends of the liquid guide pipes are closed, and a plurality of liquid guide holes are formed in the outer walls of the liquid guide pipes.
5. The acidic exhaust gas treatment device with exhaust gas monitoring function according to claim 4, wherein carbon fibers are filled between the outside of the liquid guide pipe and the inside of the absorption plate;
the absorption plate is further provided with a plurality of vent holes along the thickness, and the vent holes are arranged to avoid the liquid guide pipe.
6. The acidic exhaust gas treatment device with the tail gas monitoring function according to claim 5, wherein the stirring device comprises a rotating shaft rotatably connected with the bottom plate of the box body, a stirring impeller connected to the rotating shaft, and a vane plate connected to the top end of the rotating shaft;
the stirring impeller is positioned below the liquid level of the absorption liquid in the box body, and the fan blade plate is positioned above the liquid level of the absorption liquid in the box body;
and blowing the gas entering from the circulating gas inlet to a fan blade plate of the stirring device at a corresponding position so as to drive the fan blade plate and the stirring impeller to rotate.
7. The acidic exhaust gas treatment device with an exhaust gas monitoring function according to claim 6, wherein the air guide grooves are formed in the air vane plate.
8. The acidic exhaust gas treatment device with an exhaust gas monitoring function according to claim 7, wherein the absorption plate comprises 3 absorption plates arranged at intervals along the airflow direction, and the box body is partitioned to form a first absorption chamber, a second absorption chamber, a third absorption chamber and a fourth absorption chamber;
the circulating gas inlet comprises a first gas inlet and a second gas inlet which are respectively arranged at two sides of the first absorption chamber, and a third gas inlet and a fourth gas inlet which are respectively arranged at two sides of the second absorption chamber;
the circulating gas outlet comprises a first outlet and a second outlet which are respectively arranged at two sides of the third absorption chamber;
the circulating liquid outlet is arranged at the side part of the first absorption chamber;
the stirring devices comprise four groups, namely a first stirring device corresponding to the position of the first air inlet, a second stirring device corresponding to the position of the second air inlet, a third stirring device corresponding to the position of the third air inlet and a fourth stirring device corresponding to the position of the fourth air inlet.
9. The acidic exhaust gas treatment device with the exhaust gas monitoring function according to claim 1, wherein the filtering device comprises a housing, and a lower orifice plate, a PTFE fiber layer, an activated carbon layer, a polyphenylene sulfide fiber layer and an upper orifice plate which are sequentially stacked in the housing from bottom to top.
10. The acidic exhaust gas treatment device with the tail gas monitoring function according to claim 1, wherein the dust removal device is communicated with the exhaust gas inlet of the liquid absorption device through a first gas conveying pipe, the exhaust gas outlet of the liquid absorption device is communicated with the gas inlet end of the filtering device through a second gas conveying pipe, and the gas outlet end of the filtering device is provided with a gas monitoring device.
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| CN201921639377.6U CN211562471U (en) | 2019-09-29 | 2019-09-29 | Acid exhaust treatment device with tail gas monitoring function |
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| CN110538564A (en) * | 2019-09-29 | 2019-12-06 | 苏州仕净环保科技股份有限公司 | Acid exhaust treatment device with tail gas monitoring function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110538564A (en) * | 2019-09-29 | 2019-12-06 | 苏州仕净环保科技股份有限公司 | Acid exhaust treatment device with tail gas monitoring function |
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Address after: 215000 No. 58, Jinrui Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou Shijing Technology Co.,Ltd. Address before: 215137 4th floor, 82 Jincheng Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU SHIJING ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
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