CN212819102U - Acid-base is purifier for exhaust-gas treatment - Google Patents
Acid-base is purifier for exhaust-gas treatment Download PDFInfo
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- CN212819102U CN212819102U CN202021235465.2U CN202021235465U CN212819102U CN 212819102 U CN212819102 U CN 212819102U CN 202021235465 U CN202021235465 U CN 202021235465U CN 212819102 U CN212819102 U CN 212819102U
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Abstract
The utility model relates to the field of waste gas treatment, in particular to a purification device for treating acid-base waste gas, which comprises a purification reaction kettle body which is vertically arranged, wherein a Raschig ring filling layer and an SDG adsorption layer are detachably arranged in the purification reaction kettle, the gas flow direction of the purification reaction kettle is from bottom to top, the top of the purification reaction kettle is provided with a first exhaust port, the side wall of the purification reaction kettle is provided with a reaction liquid inlet, and the bottom of the purification reaction kettle is provided with a first sewage drain outlet and a first waste gas flow inlet; the purification reaction kettle is vertically arranged, and a waste gas inflow unit is arranged outside the purification reaction kettle; the output end of the waste gas inflow unit is communicated with a waste gas inlet on the purification reaction kettle; a neutralization reaction liquid supply system is connected outside the reaction liquid inlet; and a sewage discharge system is connected to the outside of the sewage discharge outlet. The utility model is used for carry out purification treatment to acid-base waste gas, can improve the effect that the waste liquid was purified.
Description
Technical Field
The utility model relates to a waste gas treatment field, concretely relates to acid-base is purifier for exhaust-gas treatment.
Background
In the production process of chemical industry, metallurgy, papermaking, fuel, printed circuit board and other industries, H can be generated2S、SOX、NOX、HCl、HF、NH3、Cl2And a large amount of acid and alkali waste gas. At present, the methodGenerally, a plurality of filter layers for purifying the waste gas are arranged in the purification tower, and the acid-base gas passes through the filter layers under the action of the draught fan, so that the acid-base waste gas is purified. When the waste gas is purified, the waste gas firstly needs to pass through the neutralization reaction liquid, if the neutralization reaction liquid is independently arranged, the waste gas purification line is lengthened, and meanwhile, the problems that the reaction is insufficient and the reaction liquid is not easy to replace are faced in the neutralization reaction.
The utility model provides a problem be: how to improve the purification cleanliness factor of acid-base waste gas to and how to improve the purification efficiency of acid-base waste gas, thereby can provide a purification cleanliness factor height, the fast technical scheme of purification efficiency.
By summarizing the deficiencies of the prior art, the prior art has many deficiencies in the step of neutralization reaction, such as the following: 201820349078.8, the name is: the utility model provides a purifier for acid-base exhaust-gas treatment, the mode that neutralization reaction adopted only has atomizing liquid and exhaust-gas reaction among this technical scheme, and atomizing mode is though can waste gas carry out intensive mixing, but because total amount is few in the certain space after the neutralization liquid atomizing, consequently the atomizing mode can only play the effect of further supplementary purification, and it is obvious that this technical scheme can not solve the utility model discloses the technical problem that needs the solution.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a negative plate surface attachment metal recovery unit.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a purification device for treating acid-base waste gas comprises a purification reaction kettle body, wherein the purification reaction kettle body is vertically arranged, a Raschig ring filling layer and an SDG adsorption layer are detachably arranged in the purification reaction kettle, the gas flowing direction of the purification reaction kettle is from bottom to top, the top of the purification reaction kettle is provided with a first exhaust port, the side wall of the purification reaction kettle is provided with a reaction liquid inlet, and the bottom of the purification reaction kettle is provided with a first sewage discharge outlet and a first waste gas flow inlet; the purification reaction kettle is vertically arranged, and a waste gas inflow unit is arranged outside the purification reaction kettle; the height of the input end of the waste gas inflow unit in the vertical direction is greater than that of the output end of the waste gas inflow unit, and the technical characteristics are that: a neutralization reaction liquid for preventing in the reation kettle body overflows through waste gas inflow unit to can effectively make the neutralization reaction liquid in waste gas and the reation kettle body carry out abundant reaction. The output end of the waste gas inflow unit is communicated with a waste gas inlet on the purification reaction kettle; a neutralization reaction liquid supply system is connected outside the reaction liquid inlet; and a sewage discharge system is connected to the outside of the sewage discharge outlet. In the utility model, a neutralization reaction liquid supply system and a sewage discharge system are connected with a PLC controller, a PH value detector is arranged at one position of an exhaust port, and the numerical value in the PH value detector is transmitted to the PLC controller; the purification reaction kettle is provided with a liquid level device which is positioned below the Raschig ring filling layer and is used for detecting the liquid level height below the Raschig ring filling layer and preventing the liquid level height from being too high or too low; the waste gas is conveniently and effectively absorbed; when the neutralization reaction liquid below the raschig ring filling layer needs to be replaced, the PLC enables the neutralization reaction liquid to flow into the purification reaction kettle from the reaction liquid inlet through the neutralization reaction liquid supply system, and meanwhile, the PLC enables the neutralization reaction liquid in the purification reaction kettle to be discharged and collected from the drain outlet through the sewage discharge system, and the cleanliness of the neutralization reaction liquid is improved through the dilution mode.
Further, a stirring piece is arranged in the purification reaction kettle, a driving motor is arranged below the stirring piece, the driving motor is fixed on the purification reaction kettle, and a guide hole is formed in the axis direction of the bottom of the purification reaction kettle; and an output shaft of the driving motor penetrates through the guide hole to be fixedly connected with the stirring piece. The driving motor drives the stirring piece to work, so that the neutralization reaction liquid and the waste gas can be quickly mixed, and the cleanliness of the acid-base waste gas neutralized and purified is further improved.
Further, the stirring part comprises a rotating shaft and spiral plates, and the spiral plates are distributed along the length direction of the rotating shaft. Because the waste gas inflow port is arranged at the bottom of the purification reaction kettle, if the centrifugal rotary nest generated by the stirring piece is too large, the water level in the axis direction of the bottom of the purification reaction kettle is thinner, so that the waste gas and the neutralization reaction liquid are not favorably reacted sufficiently. And the spiral plate has for traditional stirring vane and mixes effectually, simultaneously, is difficult to the poor centrifugal nest of revolving of giving birth to, can effectively make waste gas and reaction liquid fully contact to the reaction effect of waste gas and neutralization reaction liquid has been improved.
Preferably, the waste gas inlet on the purification reaction kettle is arranged close to the side wall of the purification reaction kettle. The mode is mainly used for preventing the influence caused by the centrifugal vortex generated by the neutralization reaction liquid, when the centrifugal vortex is generated in the neutralization reaction liquid, the water level at the center of the vortex is usually low, and the water level far away from the center of the vortex is thick; under the condition, the influence of the centrifugal rotary nest on the waste gas neutralization reaction can be further prevented, so that the effect of the waste gas neutralization reaction is effectively improved.
Preferably, the exhaust gas inflow unit includes a branch pipe, an input port of which communicates with the external exhaust gas pipe, and a flow divider for conveying the exhaust gas through the branch pipe into the exhaust gas inflow port. The number of the branch pipes is multiple, and the branch pipes are distributed in a circumferential array by taking the axis of the purification reaction kettle as a reference. In the embodiment, mainly for making the waste gas fully and uniformly mixed with the neutralization reaction liquid, the input port of the splitter is communicated with the external waste gas pipe, then the splitter uniformly distributes the waste gas into each branch pipe, and the plurality of branch pipes are distributed in a circumferential array by taking the axis of the purification reaction kettle as a reference, so that the waste gas can effectively and uniformly flow into the neutralization reaction liquid, and the purification capacity of the neutralization reaction liquid on the waste gas is improved.
Preferably, a space is reserved between the raschig ring filling layer and the SDG adsorption layer in the purification reaction kettle, a plurality of groups of atomizing nozzles are arranged in the space along the inner wall of the purification reaction kettle, and the plurality of groups of atomizing nozzles are connected with a neutralization reaction liquid supply system; and a second sewage discharge outlet is formed in the side wall of the purification reaction kettle and is connected with a sewage discharge system, and the second sewage discharge outlet is used for discharging sewage between the raschig ring filling layer and the SDG adsorption layer. The PLC controller inputs the neutralization reaction liquid into the space between the Raschig ring filling layer and the SDG adsorption layer in an atomized form through the neutralization reaction liquid supply system, and the neutralization reaction liquid is used for further neutralization reaction of the waste gas, so that the cleanliness of the waste gas is improved. Meanwhile, a liquid level sensor is arranged between the Raschig ring filling layer and the SDG adsorption layer and transmits a liquid level signal to the PLC controller, if the liquid level value in the liquid level sensor is greater than a set value, the PLC controller enables the neutralization reaction liquid to be discharged from the sewage outlet II through a sewage discharge system, and when the liquid level value in the liquid level sensor is less than the set value, the neutralization reaction liquid between the Raschig ring filling layer and the SDG adsorption layer is not pumped away. The neutralization reaction liquid between the raschig ring filling layer and the SDG adsorption layer is maintained at a certain height, so that the second sewage discharge outlet is favorably sealed, the waste gas is prevented from being directly sucked out and discharged from the second sewage discharge outlet in work, and the cleanliness of the purified waste gas is improved.
Preferably, the spraying directions of the multiple groups of atomizing spray heads are inclined upwards. Because the purification reation kettle among this experimental apparatus is vertical setting, if multiunit atomizer level sets up, under the effect of gravity, the spraying of atomizer top is just rarer, and the spraying direction slope of multiunit atomizer then can effectively overcome the defect of this actual production to can improve the reaction degree of fullness of waste gas and spraying, and then effectively improve the efficiency that waste gas was purified.
Preferably, the spiral plate has a spiral radius gradually decreasing from top to bottom. On one hand, the self structure of the purification reaction kettle of the device is determined, because the upper end and the lower end of the purification reaction kettle are in the shape of a hemispherical shell, if the radius of the spiral plate is equal at each position, interference collision can be caused between the spiral plate and the kettle bottom, and if the radius of the spiral plate is too small, the spiral plate is not beneficial to stirring of a neutralization reaction liquid, so that the spiral radius of the spiral plate is set to be gradually reduced according to the sequence from top to bottom, and the problem can be effectively avoided; meanwhile, the radius of the spiral plate at the lower end is smaller, so that the centrifugal rotary pit generated when the neutralization reaction liquid is stirred can be reduced, the waste gas can be fully contacted with the neutralization reaction liquid, and the filling degree of the neutralization reaction of the waste gas is improved.
To sum up, the utility model discloses following effect has:
1. the utility model discloses in, the gas flow direction of waste gas is from up to down in the purification reation kettle, simultaneously, the input of waste gas inflow unit highly is greater than the height of the output of waste gas inflow unit in vertical direction for prevent that the neutralization reaction liquid in the reation kettle body from overflowing through waste gas inflow unit, thereby can effectively make the neutralization reaction liquid in waste gas and the reation kettle body carry out abundant reaction.
2. The utility model discloses in, be equipped with the stirring piece in purifying reaction cauldron, the drive arrangement of stirring piece is driving motor, flows into to purifying reaction cauldron when waste gas in, and driving motor work drives the stirring piece and comes the centering and the reaction liquid stirs to can make neutralization reaction liquid and waste gas stir the mixing, and then improved the efficiency that waste gas was neutralized and reacted.
3. In the utility model, in order to avoid the problem that the waste gas can not fully contact with the neutralization reaction liquid because the neutralization reaction liquid forms a centrifugal vortex in the stirring process, on one hand, the inlet of the waste gas is arranged close to the side wall of the purification reaction kettle, if the centrifugal vortex is generated, the neutralization reaction liquid at the side wall is thicker and thicker, and the reaction liquid at the center of the vortex is shallower and thinner, thus the efficiency of the waste gas and the neutralization reaction liquid can be effectively improved; on the other hand, the part of being responsible for stirring work in will stirring the piece sets up to the spiral plate, because the spiral plate can carry out intensive mixing to reaction liquid, the spiral plate is difficult to make liquid take place swirl phenomenon because of the reason of self structure simultaneously to can improve waste gas and the mixed effect of neutralization reaction liquid.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.
Fig. 1 is a schematic structural diagram of a purification device for treating acidic and alkaline waste gases according to the present invention.
Wherein, the reference numbers that relate to in the utility model are as follows:
11. the device comprises a purification reaction kettle, 12, a Raschig ring filling layer, 13, an adsorption layer, 14, a reaction liquid inlet, 15, a first sewage discharge outlet, 16, an exhaust gas flow inlet, 17, a first exhaust outlet, 21, an exhaust gas inflow unit, 31, a stirring piece, 32, a driving motor, 33, a rotating shaft, 34, a spiral plate, 41, a branch pipe, 42, a flow divider, 51, an atomizing nozzle, 52, a second sewage discharge outlet, 61, a reaction liquid supply system, 62 and a sewage discharge system.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the utility model provides a purification device for treating acidic and alkaline waste gas, including purification reaction kettle 11 body, purification reaction kettle 11 body is vertical to be set up, and can dismantle raschig ring filling layer 12 and SDG adsorbed layer 13 in purification reaction kettle 11, and the gas flow direction of purification reaction kettle 11 is from bottom to top, and the top of purification reaction kettle 11 is equipped with gas vent one 17, be equipped with reaction liquid inlet 14 on the lateral wall of purification reaction kettle 11, the bottom of purification reaction kettle 11 is equipped with drain one 15 and waste gas stream inlet 16; the purification reaction kettle 11 is vertically arranged, and a waste gas inflow unit 21 is arranged outside the purification reaction kettle 11; the height of the input end of the waste gas inflow unit 21 in the vertical direction is greater than that of the output end of the waste gas inflow unit 21, and the output end of the waste gas inflow unit 21 is communicated with a waste gas flow inlet 16 on the purification reaction kettle 11; a neutralization reaction liquid supply system 61 is connected to the outside of the reaction liquid inlet 14; and a sewage discharge system 62 is connected outside the first sewage discharge outlet 15. In the utility model, a neutralization reaction liquid supply system 61 and a sewage discharge system 62 are connected with a PLC controller, a PH value detector is arranged at a first exhaust port 17, and the numerical value in the PH value detector is transmitted to the PLC controller; a liquid level device is arranged on the purification reaction kettle 11, is positioned below the raschig ring filling layer 12, and is used for detecting the liquid level height below the raschig ring filling layer 12 and preventing the liquid level height from being too high or too low; the waste gas is conveniently and effectively absorbed; when the neutralization reaction liquid below the raschig ring filling layer 12 needs to be replaced, the PLC controller enables the neutralization reaction liquid to flow into the purification reaction kettle 11 from the reaction liquid inlet 14 through the neutralization reaction liquid supply system 61, and meanwhile, the PLC controller enables the neutralization reaction liquid in the purification reaction kettle 11 to be discharged and collected from the first sewage discharge outlet 15 through the sewage discharge system 62, and the cleanliness of the neutralization reaction liquid is improved through the dilution mode.
As an embodiment of the present invention, the purifying reaction kettle 11 is provided with a stirring member 31, a driving motor 32 is provided below the stirring member 31, the driving motor 32 is fixed on the purifying reaction kettle 11, and a guide hole is provided in the axis direction of the bottom of the purifying reaction kettle 11; the output shaft of the driving motor 32 passes through the guide hole and is fixedly connected with the stirring piece 31.
Further, the stirring member 31 includes a rotating shaft 33 and a spiral plate 34, and the spiral plate 34 is distributed along the length direction of the rotating shaft 33. Since the waste gas inflow port 16 is provided at the bottom of the purification reactor 11, if the centrifugal vortex generated by the stirring member 31 is too large, the water level in the bottom axial direction of the purification reactor 11 becomes relatively thin, which is not favorable for the sufficient reaction of the waste gas and the neutralization reaction solution. And spiral plate 34 has for traditional stirring vane and mixes effectually, simultaneously, is difficult to the poor centrifugal nest of revolving of living, can effectively make waste gas and reaction liquid fully contact.
As an embodiment of the present invention, the exhaust gas inlet 16 on the purification reactor 11 is close to the sidewall of the purification reactor 11. The mode is mainly used for preventing the influence caused by the centrifugal vortex generated by the neutralization reaction liquid, when the centrifugal vortex is generated in the neutralization reaction liquid, the water level at the center of the vortex is usually low, and the water level far away from the center of the vortex is thick; under the condition, the influence of the centrifugal rotary nest on the waste gas neutralization reaction can be further prevented, so that the fullness of the waste gas neutralization reaction is effectively improved.
As an embodiment of the middle exhaust gas inflow unit 21 of the present invention, the exhaust gas inflow unit 21 includes a branch pipe 41 and a diverter 42, an input port of the diverter 42 communicates with an external exhaust gas pipe, and the diverter 42 is used for transferring exhaust gas into the exhaust gas inflow port 16 through the branch pipe 41. Wherein, the number of the branch pipes 41 is plural, and the plural branch pipes 41 are distributed in a circumferential array with the axis of the purifying reaction vessel 11 as a reference. In the present embodiment, mainly in order to make the exhaust gas and the neutralization reaction liquid be mixed uniformly, the input port of the splitter 42 is communicated with the external exhaust gas pipe, then the splitter 42 uniformly distributes the exhaust gas to each branch pipe 41, and the plurality of branch pipes 41 are distributed in a circumferential array with the axis of the purification reactor 11 as a reference, so that the exhaust gas can flow into the neutralization reaction liquid uniformly, and the purification capability of the neutralization reaction liquid on the exhaust gas is improved.
As an embodiment of the present invention, a space is left between the raschig ring filling layer 12 and the SDG adsorption layer 13 in the purification reaction kettle 11, a plurality of groups of atomizing nozzles 51 are arranged along the inner wall of the purification reaction kettle 11 in the space, and the plurality of groups of atomizing nozzles 51 are connected to the neutralization reaction liquid supply system 61; and a second sewage discharge outlet 52 is formed in the side wall of the purification reaction kettle 11, the second sewage discharge outlet 52 is connected with a sewage discharge system 62, and the second sewage discharge outlet 52 is used for discharging sewage between the raschig ring filling layer 12 and the SDG adsorption layer 13. The PLC controller inputs the neutralization reaction liquid into the space between the Raschig ring filling layer 12 and the SDG adsorption layer 13 in an atomized form through the neutralization reaction liquid supply system 61, and the neutralization reaction liquid is used for further neutralization reaction of the waste gas, so that the cleanliness of the waste gas is improved. Meanwhile, a liquid level sensor is arranged between the raschig ring filling layer 12 and the SDG adsorption layer 13 and transmits a liquid level signal to the PLC, if the liquid level value in the liquid level sensor is greater than a set value, the PLC discharges the neutralized reaction liquid from the second sewage discharge outlet 52 through a sewage discharge system 62, and when the liquid level value in the liquid level sensor is less than the set value, the neutralized reaction liquid between the raschig ring filling layer 12 and the SDG adsorption layer 13 is not pumped away. The neutralization reaction liquid between the raschig ring filling layer 12 and the SDG adsorption layer 13 is maintained at a certain height, so that the second sewage discharge outlet 52 is favorably sealed, the waste gas is prevented from being directly sucked out and discharged from the second sewage discharge outlet 52 in work, and the cleanliness of the purified waste gas is improved.
As an embodiment of the present invention, the spraying direction of the plurality of groups of atomizing nozzles 51 is inclined upward. Because purification reation kettle 11 among this experimental apparatus is vertical setting, if multiunit atomizer 51 level sets up, under the effect of gravity, the spraying of atomizer 51 top is just rarer, and the spraying direction slope of multiunit atomizer 51 is upwards then can effectively overcome the defect of this actual production to can improve the reaction degree of abundance of waste gas and spraying, and then effectively improve the efficiency that waste gas was purified.
As an embodiment of the present invention, the spiral plate 34 has its own spiral radius gradually decreasing in the order from top to bottom. On the one hand, the self structure of the purification reaction kettle 11 of the device is determined, because the upper end and the lower end of the purification reaction kettle 11 are in the shape of a hemispherical shell, if the radius of the spiral plate 34 is equal at each position, interference collision can be caused between the spiral plate 34 and the kettle bottom, and if the half weight of the spiral plate 34 is too small, the stirring of the neutralization reaction liquid is not facilitated, so that the spiral radius of the spiral plate 34 is gradually reduced according to the sequence from top to bottom, and the problem can be effectively avoided; meanwhile, the radius of the spiral plate 34 at the lower end is smaller, so that the centrifugal rotary pit generated when the neutralization reaction liquid is stirred can be reduced, the waste gas can be fully contacted with the neutralization reaction liquid, and the filling degree of the neutralization reaction of the waste gas is improved.
During operation, the acid-base waste gas that needs to purify enters into waste gas inflow unit 21, then is shunted to each branch pipe 41 through shunt 42, finally flows into to purification reation kettle 11 through exhaust gas flow entry 16, and driving motor 32 drives stirring piece 31 work to carry out neutralization reaction to waste gas, then when waste gas passes through raschig ring filling layer 12 and SDG adsorbed layer 13, is sprayed atomizing neutralization liquid by multiunit atomizer 51, and finally the gas flows to and is discharged in gas vent 17.
It should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.
Claims (9)
1. The utility model provides an acid-base purifier for exhaust-gas treatment, includes purification reation kettle (11) body, purifies reation kettle (11) body vertical setting, and can dismantle among purification reation kettle (11) and be provided with raschig ring filling layer (12) and SDG adsorbed layer (13), the gas flow direction of purifying reation kettle (11) is from bottom to top, and the top of purifying reation kettle (11) is equipped with gas vent (17), its characterized in that: a reaction liquid inlet (14) is formed in the side wall of the purification reaction kettle (11), and a first sewage discharge outlet (15) and an exhaust gas flow inlet (16) are formed in the bottom of the purification reaction kettle (11); the purification reaction kettle (11) is vertically arranged, and a waste gas inflow unit (21) is arranged outside the purification reaction kettle (11); the height of the input end of the waste gas inflow unit (21) in the vertical direction is greater than that of the output end of the waste gas inflow unit (21), and the output end of the waste gas inflow unit (21) is communicated with a waste gas flow inlet (16) on the purification reaction kettle (11); a neutralization reaction liquid supply system (61) is connected to the outside of the reaction liquid inlet (14); and a sewage discharge system (62) is connected to the outside of the first sewage discharge outlet (15).
2. The purification apparatus for treating acidic and basic exhaust gas according to claim 1, wherein: be equipped with stirring piece (31) in purification reation kettle (11), the below of stirring piece (31) is equipped with driving motor (32), and this driving motor (32) are fixed on purification reation kettle (11), are equipped with the guiding hole on the axis direction of the bottom of purification reation kettle (11), the guiding hole and stirring piece (31) fixed connection on purification reation kettle (11) are rotationally passed to the output shaft seamless of driving motor (32).
3. The purification apparatus for treating acidic and basic exhaust gas according to claim 2, characterized in that: the stirring piece (31) comprises a rotating shaft (33) and spiral plates (34), and the spiral plates (34) are distributed along the length direction of the rotating shaft (33).
4. The purification apparatus for treating acidic and basic exhaust gas according to claim 3, wherein: and an exhaust gas flow inlet (16) on the purification reaction kettle (11) is arranged close to the side wall of the purification reaction kettle (11).
5. The purification apparatus for treating acidic and basic exhaust gas according to any one of claims 1 to 4, characterized in that: the exhaust gas inflow unit (21) comprises a branch pipe (41) and a flow divider (42), wherein an input port of the flow divider (42) is communicated with an external exhaust gas pipe, and the flow divider (42) is used for conveying the exhaust gas to the exhaust gas inflow port (16) through the branch pipe (41).
6. The purification apparatus for treating acidic and basic exhaust gas according to claim 5, wherein: the number of the branch pipes (41) is multiple, and the plurality of the branch pipes (41) are distributed in a circumferential array by taking the axis of the purification reaction kettle (11) as a reference.
7. The purification apparatus for treating acidic and basic exhaust gas according to any one of claims 1 to 4, characterized in that: a space is reserved between the raschig ring filling layer (12) and the SDG adsorption layer (13) in the purification reaction kettle (11), a plurality of groups of atomizing nozzles (51) are arranged in the space along the inner wall of the purification reaction kettle (11), and the plurality of groups of atomizing nozzles (51) are connected with a neutralization reaction liquid supply system (61); and a second sewage discharge outlet (52) is formed in the side wall of the purification reaction kettle (11), the second sewage discharge outlet (52) is connected with a sewage discharge system (62), and the second sewage discharge outlet (52) is used for discharging sewage between the Raschig ring filling layer (12) and the SD6 adsorption layer (13).
8. The purification apparatus for treating acidic and basic exhaust gas according to claim 7, wherein: the spraying directions of the multiple groups of atomizing spray heads (51) are inclined upwards.
9. The purification apparatus for treating acidic and basic exhaust gas according to claim 3, wherein: the spiral plate (34) gradually reduces the spiral radius thereof from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021235465.2U CN212819102U (en) | 2020-06-29 | 2020-06-29 | Acid-base is purifier for exhaust-gas treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021235465.2U CN212819102U (en) | 2020-06-29 | 2020-06-29 | Acid-base is purifier for exhaust-gas treatment |
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| CN212819102U true CN212819102U (en) | 2021-03-30 |
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