CN220443524U - Inorganic foul gas treatment system - Google Patents
Inorganic foul gas treatment system Download PDFInfo
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- CN220443524U CN220443524U CN202321764097.4U CN202321764097U CN220443524U CN 220443524 U CN220443524 U CN 220443524U CN 202321764097 U CN202321764097 U CN 202321764097U CN 220443524 U CN220443524 U CN 220443524U
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- absorption tower
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- demisting
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- 238000010521 absorption reaction Methods 0.000 claims abstract description 218
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 189
- 239000003513 alkali Substances 0.000 claims abstract description 74
- 230000003647 oxidation Effects 0.000 claims abstract description 70
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 70
- 239000007789 gas Substances 0.000 claims abstract description 41
- 230000001502 supplementing effect Effects 0.000 claims abstract description 41
- 239000002912 waste gas Substances 0.000 claims abstract description 30
- 238000005507 spraying Methods 0.000 claims abstract description 27
- 239000003814 drug Substances 0.000 claims abstract description 21
- 239000000945 filler Substances 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 33
- 238000012856 packing Methods 0.000 claims description 30
- 239000011521 glass Substances 0.000 claims description 9
- 230000003020 moisturizing effect Effects 0.000 claims description 4
- 239000000126 substance Substances 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910001872 inorganic gas Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model provides an inorganic malodorous waste gas treatment system which comprises an oxidation absorption tower, an alkali absorption tower, a water absorption tower, a demisting tower, an automatic dosing device, an automatic water supplementing device, an automatic water draining device and a control system, wherein the oxidation absorption tower is connected with the alkali absorption tower, the alkali absorption tower is connected with the water absorption tower, and the water absorption tower is connected with the demisting tower; a fan is arranged at the air outlet of the demisting tower, and an exhaust funnel is arranged at the air outlet of the fan; the oxidation absorption tower, the alkali absorption tower and the water absorption tower are respectively provided with a circulating water pump; the oxidation absorption tower, the alkali absorption tower and the water absorption tower are connected with an automatic medicine adding device, an automatic water supplementing device and an automatic water draining device; the oxidation absorption tower, the alkali absorption tower, the water absorption tower, the demisting tower, the fan, the circulating water pump, the automatic dosing device, the automatic water supplementing device and the automatic water draining device are electrically connected with the control system; the utility model can carry out multiple spraying treatment on inorganic malodorous waste gas, avoid direct gas discharge, and more fully prevent secondary pollution to medicament treatment.
Description
Technical Field
The utility model belongs to the field of waste gas treatment, and particularly relates to an inorganic malodorous waste gas treatment system.
Background
At present, along with the development of scientific technology, the fields of industry, coal mining industry, chemical industry, metallurgy and the like are rapidly advanced, and in some industrial production, a large amount of harmful inorganic gases with malodor are generated, and the gases are harmful to human health, and if the gases are discharged into the atmosphere without industrial treatment, irreparable losses are caused to the nature, and the existing waste gas purifying devices cannot meet the requirements well due to unreasonable structural design, and the untreated gases also cause great harm to environmental pollution. It is therefore necessary to develop new, easy to operate, low capital and operating cost exhaust treatment systems.
At present, most of inorganic malodorous waste gas is treated by single acid-base spraying before being discharged.
However, the existing single process cannot remove malodor; and secondly, the solution reacted with the medicament in the purifying tower is directly discharged through an exhaust drum, and the medicament which is insufficiently treated is easy to cause secondary pollution.
Therefore, it is necessary to develop an inorganic malodorous exhaust treatment system.
Disclosure of Invention
In order to solve the technical problems, the utility model provides an inorganic malodorous waste gas treatment system, which adopts the following technical scheme: an inorganic malodorous waste gas treatment system comprises an oxidation absorption tower, an alkali absorption tower, a water absorption tower, a demisting tower, a fan, a circulating water pump, an automatic dosing device, an automatic water supplementing device, an automatic water draining device and a control system, wherein: the gas outlet of the oxidation absorption tower is fixedly connected with the gas inlet of the alkali absorption tower through a pipeline, the gas outlet of the alkali absorption tower is fixedly connected with the gas inlet of the water absorption tower through a pipeline, and the gas outlet of the water absorption tower is fixedly connected with the gas inlet of the demisting tower through a pipeline; the air outlet of the demisting tower is fixedly connected with the air inlet of the fan through a pipeline, and an exhaust funnel is fixedly arranged at the air outlet of the fan; the oxidation absorption tower, the alkali absorption tower and the water absorption tower are respectively provided with a circulating water pump; the oxidation absorption tower, the alkali absorption tower and the water absorption tower are fixedly connected with the automatic dosing device, and are fixedly connected with the automatic water supplementing device, and the oxidation absorption tower, the alkali absorption tower, the water absorption tower and the demisting tower are connected with the automatic drainage device; the oxidation absorption tower, the alkali absorption tower, the water absorption tower, the demisting tower, the fan, the circulating water pump, the automatic dosing device, the automatic water supplementing device and the automatic water draining device are electrically connected with the control system.
Preferably, five pore sight glass are uniformly distributed on the oxidation absorption tower, the alkali absorption tower and the water absorption tower respectively, overflow ports, water discharge ports and liquid level meter ports are arranged below the oxidation absorption tower, the alkali absorption tower and the water absorption tower respectively, circulating water tanks are fixedly arranged below the oxidation absorption tower, the alkali absorption tower and the water absorption tower respectively, and the circulating water tanks are communicated with the corresponding water discharge ports and the liquid level meter ports; a wire mesh demisting device and a filler demisting device are fixedly arranged in each of the oxidation absorption tower, the alkali absorption tower and the water absorption tower, the wire mesh demisting device is arranged below the air outlet, and the wire mesh demisting device is arranged above the filler demisting device; two spraying systems and two packing layers are fixedly arranged in the oxidation absorption tower, the alkali absorption tower and the water absorption tower respectively, the two spraying systems and the two packing layers are alternately arranged, and the two spraying systems are respectively positioned above the corresponding packing layers; the two spraying systems and the two packing layers are arranged below the packing demisting device, and the two spraying systems are communicated with the circulating water tank; the oxidation absorption tower, the alkali absorption tower and the water absorption tower are fixedly connected with the automatic drainage device through corresponding water outlets and pipelines.
Preferably, a packing support plate is fixedly installed below each packing layer, and each packing support plate is located in the corresponding oxidation absorption tower, alkali absorption tower and water absorption tower and is fixedly connected with the interiors of the corresponding oxidation absorption tower, alkali absorption tower and water absorption tower.
Preferably, the circulating water tank is provided with a PH port, a water supplementing port and a medicine adding port, and the PH port, the water supplementing port and the medicine adding port are communicated with the circulating water tank; the oxidation absorption tower, the alkali absorption tower and the water absorption tower are fixedly connected with the automatic water supplementing device through corresponding water supplementing ports and pipelines, and the oxidation absorption tower, the alkali absorption tower and the water absorption tower are fixedly connected with the automatic medicine adding device through corresponding medicine adding ports and pipelines.
Preferably, two manhole sight glass II are uniformly distributed on the demisting tower, a water outlet II is arranged on one side below the demisting tower, and a silk screen demisting device II and a filler demisting device II are fixedly arranged in the demisting tower; the second wire mesh demisting device is arranged below the gas outlet of the demisting tower, and the second wire mesh demisting device is arranged above the second filler demisting device; the demisting tower is fixedly connected with the automatic water draining device through a second water draining port.
Preferably, a packing support plate II is fixedly arranged below the packing demisting device II, and the packing support plate II is positioned in the demisting tower and is fixedly connected with the inside of the demisting tower.
Preferably, the automatic dosing device comprises a pH meter, a dosing pump and a dosing barrel, wherein the pH meter is inserted into a corresponding pH port, and the dosing pump is fixedly arranged in the dosing barrel; the pH meter and the dosing pump are electrically and preferably connected with a control system.
The automatic water supplementing device comprises a liquid level meter with signal output and a water supplementing electric valve, wherein the liquid level meter is inserted into a corresponding liquid level meter port, and the water supplementing electric valve is fixedly arranged at a corresponding water supplementing port; the liquid level meter and the water supplementing valve are electrically connected with the control system.
Preferably, the automatic water draining device comprises a water draining electric valve fixedly arranged at the corresponding water draining port, and the water draining electric valve is electrically connected with the control system
Compared with the prior art, the utility model has the advantages that:
according to the utility model, through the integral arrangement, when inorganic malodorous waste gas is treated, before discharge, the inorganic malodorous waste gas can be subjected to multiple spraying treatment, and solution reacted with the medicament in the purifying tower can be treated, so that the reacted gas is prevented from being directly discharged through the exhaust barrel, the medicament is treated more fully, and secondary pollution is prevented.
Drawings
FIG. 1 is a schematic diagram of the inorganic malodorous waste gas treatment flow path in a chemical plant workshop.
Fig. 2 is a schematic view of the structure of the absorber of the present utility model.
FIG. 3 is a schematic view of the structure of the demister tower of the present utility model.
In the figure:
the oxidation absorption tower 1, the alkali absorption tower 2, the water absorption tower 3, the demisting tower 4, the manhole sight glass 41, the silk screen demisting device 42, the filler demisting device 43, the filler support plate 44, the water outlet 45, the fan 5, the exhaust pipe 6, the circulating water pump 7, the automatic dosing device 8, the automatic water supplementing device 9, the automatic water draining device 10, the control system 111, the manhole sight glass 11, the silk screen demisting device 12, the filler demisting device 13, the spraying system 14, the filler layer 15, the filler support plate 16, the overflow port 17, the water outlet 18, the liquid level meter port 19, the PH port 20, the water supplementing port 21 and the dosing port 22.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution of the embodiments of the present utility model will be clearly and completely described below, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
In the description of the embodiments, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model is further described below with reference to the accompanying drawings:
example 1
Referring to fig. 1 to 3, an inorganic malodorous exhaust gas treatment system comprises an oxidation absorption tower 1, an alkali absorption tower 2, a water absorption tower 3, a demisting tower 4, a fan 5, a circulating water pump 7, an automatic dosing device 8, an automatic water supplementing device 9, an automatic water draining device 10 and a control system 111, wherein: the gas outlet of the oxidation absorption tower 1 is fixedly connected with the gas inlet of the alkali absorption tower 2 through a pipeline, the collected malodorous gas can enter the oxidation absorption tower 1 through the arrangement of the oxidation absorption tower 1, the malodorous substance is oxidized into slightly acidic micromolecular substances through a strong oxidant of the oxidation absorption tower 1, the gas outlet of the alkali absorption tower 2 is fixedly connected with the gas inlet of the water absorption tower 3 through the pipeline, the gas treated by the oxidation absorption tower 1 can enter the alkali absorption tower 2 through the arrangement of the alkali absorption tower 2, the acid-soluble substances in the waste gas and micromolecular organic acid generated after being oxidized are absorbed by alkali, the gas outlet of the water absorption tower 3 is fixedly connected with the gas inlet of the demisting tower 4 through the pipeline, and the gas treated by the oxidation absorption tower 1 and the alkali absorption tower 2 can enter the water absorption tower 3 through the arrangement of the water absorption tower 3, so that the residual medicament in the waste gas is removed; the gas outlet of the demisting tower 4 is fixedly connected with the gas inlet of the fan 5 through a pipeline, the gas treated in the water absorption tower 3 can enter the demisting tower 4 for gas-liquid separation through the arrangement of the demisting tower 4, water vapor in the waste gas is removed, the exhaust funnel 6 is fixedly arranged at the gas outlet of the fan 5, and the treated waste gas can be sent to the exhaust funnel 6 with the height of 25m through the fan 5 for standard discharge through the arrangement of the fan 5 and the exhaust funnel 6; the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 are respectively provided with a circulating water pump 7, and the arrangement of the circulating water pumps 7 ensures the recycling of the medicament and the water, saves resources, ensures the efficient operation of a treatment system by enabling the absorption saturation to enter a sewage pool regulating tank for treatment after passing through an exhaust gas discharge device; the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 are fixedly connected with an automatic dosing device 8, the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 are fixedly connected with an automatic water supplementing device 9, and the oxidation absorption tower 1, the alkali absorption tower 2, the water absorption tower 3 and the demisting tower 4 are connected with an automatic drainage device 10; the oxidation absorption tower 1, the alkali absorption tower 2, the water absorption tower 3, the demisting tower 4, the fan 5, the circulating water pump 7, the automatic medicine adding device 8, the automatic water supplementing device 9 and the automatic water draining device 10 are electrically connected with the control system 111.
The gas outlets of the oxidation absorption tower 1, the alkali absorption tower 2, the water absorption tower 3 and the demisting tower 4 are all arranged at the top end of the tower body, and the gas inlets are all arranged below the tower body; in order to facilitate the replacement of the filler in the absorption tower 1, the alkali absorption tower 2, the water absorption tower 3 and the demisting tower 4, the tops of the oxidation absorption tower 1, the alkali absorption tower 2, the water absorption tower 3 and the demisting tower 4 are respectively provided with a corresponding filler feeding port and a corresponding discharging port, the filler feeding port is arranged right above the corresponding filler zone, and the filler discharging port is arranged on the side surface of the corresponding filler zone; the oxidant in the oxidation absorption tower 1 is sodium hypochlorite solution with the concentration of 10 percent, and the alkali night in the alkali absorption tower 2 is sodium hydroxide solution with the concentration of 30 percent.
Five hole sight glass 11 are uniformly distributed on the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 respectively, the condition inside the absorption tower is convenient to observe through the arrangement of the hole sight glass 11, overflow ports 17, water discharge ports 18 and liquid level meter ports 19 are respectively arranged below the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3, circulating water is convenient to discharge in time through the arrangement of the water discharge ports 18, the water level is convenient to observe through the arrangement of the liquid level meter ports 19, a circulating water tank 23 is fixedly arranged below the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 respectively, the absorption liquid inside the absorption tower is convenient to collect through the arrangement of the circulating water tank 23, and then the absorption liquid in the circulating water tank 23 is conveyed to a corresponding spraying system 14 so that the absorption liquid is recycled, and the circulating water tank 23 is communicated with the corresponding water discharge ports 18 and the liquid level meter ports 19; a wire mesh demisting device 12 and a filler demisting device 13 are fixedly arranged in the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 respectively, the filler demisting device 13 adopts a multi-surface hollow sphere with the diameter of 38cm, the wire mesh demisting device 12 and the filler demisting device 13 play a role in reducing the influence of micro particles brought up in the working process on the normal working, the wire mesh demisting device 12 is arranged below an air outlet, and the wire mesh demisting device 12 is arranged above the filler demisting device 13; two spraying systems 14 and two packing layers 15 are respectively and fixedly arranged in the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3, the spraying systems 14 are spraying systems consisting of spraying pipes and a plurality of spiral nozzles, the spraying systems 14 are connected with external automatic liquid supply equipment, the packing layers 15 are polyhedral hollow spheres with the diameter of 50cm, the two spraying systems 14 and the two packing layers 15 are alternately arranged, corresponding treatment liquid can be conveniently sprayed onto corresponding packing through the arrangement of the spraying systems 14, and the two spraying systems 14 are respectively positioned above the corresponding packing layers 15; the two spraying systems 14 and the two packing layers 15 are arranged below the packing demisting device 13, and the two spraying systems 14 are communicated with the circulating water tank 23; the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 are fixedly connected with the automatic water draining device 10 through corresponding water draining ports 18 and pipelines.
The filler supporting plates 16 are fixedly installed below each filler layer 15, fillers can be placed on the filler supporting plates 16 in a disordered or whole-block mode through the arrangement of the filler supporting plates 16, and each filler supporting plate 16 is located in the corresponding oxidation absorption tower 1, alkali absorption tower 2 and water absorption tower 3 and is fixedly connected with the inside of the corresponding oxidation absorption tower 1, alkali absorption tower 2 and water absorption tower 3.
The PH port 20, the water supplementing port 21 and the dosing port 22 are arranged on the circulating water tank 23, circulating water is conveniently and timely supplemented through the arrangement of the water supplementing port 21, medicament is conveniently and timely supplemented through the arrangement of the dosing port 22, and the PH port 20, the water supplementing port 21 and the dosing port 22 are communicated with the circulating water tank 23; the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 are fixedly connected with the automatic water supplementing device 9 through corresponding water supplementing ports 21 and pipelines, and the oxidation absorption tower 1, the alkali absorption tower 2 and the water absorption tower 3 are fixedly connected with the automatic medicine adding device 8 through corresponding medicine adding ports 22 and pipelines; the pH meter port 12 is a 45 ° bevel socket.
Two manhole sight glass II 41 are uniformly distributed on the demisting tower 4, the condition inside the demisting tower 4 is convenient to observe through the arrangement of the manhole sight glass II 41, a water outlet II 45 is arranged on one side below the demisting tower 4, a silk screen demisting device II 42 and a filler demisting device II 43 are fixedly arranged inside the demisting tower 4, the filler demisting device II 43 adopts a polyhedral hollow sphere with the diameter of 50cm, and water vapor in gas can be removed through the arrangement of the silk screen demisting device II 42 and the filler demisting device II 43; the second wire mesh demister 42 is arranged below the air outlet of the demister 4, and the second wire mesh demister 42 is arranged above the second filler demister 43; the demisting tower 4 is fixedly connected with the automatic water draining device 10 through a second water draining port 45; and a second packing support plate 44 is fixedly arranged below the second packing demisting device 43, and the second packing support plate 44 is positioned in the demisting tower 4 and is fixedly connected with the interior of the demisting tower 4.
The automatic dosing device 8 comprises a pH meter, a dosing pump and a dosing barrel, wherein the pH meter is inserted into a corresponding pH port 20, and the dosing pump is fixedly arranged in the dosing barrel; the pH meter and the dosing pump are electrically connected with the control system 111, the control system 111 controls the dosing pump of the automatic dosing device 8 through signal feedback of the pH meter, so that automatic dosing is realized, the pH is controlled to be 9-12, the dosing pump of the automatic dosing device 8 is started to automatically dose under the condition that the pH is lower than 9, and the dosing pump of the automatic dosing device 8 is closed 12.
The automatic water supplementing device 9 comprises a liquid level meter with signal output and a water supplementing electric valve, the liquid level meter is inserted into a corresponding liquid level meter port 19, and the water supplementing electric valve is fixedly arranged at a corresponding water supplementing port 21; the liquid level meter and the water supplementing valve are electrically connected with the control system 111; through the setting of automatic moisturizing device 9, control system 111 realizes automatic moisturizing through the signal feedback of time, control moisturizing electrokinetic valve, during the use, sets up automatic drainage time to 168 hours, and the time has reached and has opened the drain valve, arranges to low liquid level and close the drain valve, in order to guarantee processing system's high-efficient operation, needs in time to change circulating fluid.
The automatic drainage device 10 comprises a drainage electric valve, the drainage electric valve is fixedly arranged at a corresponding drainage outlet 18 and is electrically connected with the control system 111, the control system 111 controls the drainage electric valve to realize automatic drainage through the signal feedback of the liquid level meter by the arrangement of the automatic drainage device 10, and the water supply valve is opened to supply water with the water supply valve being set to be lower than 200mm, and the water supply valve is closed to 600 mm.
In the embodiment, the collected malodorous gas is sent into the oxidation absorption tower 1 from the air inlet of the oxidation absorption tower 1, the liquid in the oxidation absorption tower 1 is sprayed onto the filler by the spraying system 14, flows down along the surface of the filler, enters the circulating water tank 23 for centralized collection, and is then sent to the corresponding spraying system 14, so that the absorption liquid is recycled; the gas and the liquid pass through the gaps of the packing layer 15 in a countercurrent and continuous way; on the surface of the filler, the gas phase and the liquid phase are in close contact for mass transfer; the malodorous substances are oxidized into slightly acidic micromolecular substances through a strong oxidant, the gas subjected to absorption operation enters an alkali absorption tower 2 through an air outlet of an oxidation absorption tower 1, acid-soluble substances in the waste gas and micromolecular organic acids generated after oxidation are absorbed by alkali through the alkali absorption tower 2, then the waste gas treated by the alkali absorption tower 2 enters a water absorption tower 3, the residual medicaments in the waste gas are removed through the oxidation absorption tower 1 and the alkali absorption tower 2 through the water absorption tower 3, the waste gas is sent into a demisting tower 4, gas-liquid separation is carried out in the demisting tower 4, water vapor in the waste gas is removed, the treated waste gas is sent to an exhaust pipe 6 through a fan 5 to reach the standard for emission, and the absorption liquid can be subjected to circulation operation through a circulating pump 7 and finally discharged into a sewage pool regulating tank for treatment.
By utilizing the technical scheme of the utility model or under the inspired by the technical scheme of the utility model, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical scheme falls into the protection scope of the utility model.
Claims (9)
1. An inorganic malodorous waste gas treatment system, characterized in that: including oxidation absorption tower (1), alkali absorption tower (2), water absorption tower (3), defogging tower (4), fan (5), automatic medicine feeding device (8), automatic moisturizing device (9), automatic drainage device (10) and control system (111), wherein: the gas outlet of the oxidation absorption tower (1) is fixedly connected with the gas inlet of the alkali absorption tower (2) through a pipeline, the gas outlet of the alkali absorption tower (2) is fixedly connected with the gas inlet of the water absorption tower (3) through a pipeline, and the gas outlet of the water absorption tower (3) is fixedly connected with the gas inlet of the demisting tower (4) through a pipeline; the air outlet of the demisting tower (4) is fixedly connected with the air inlet of the fan (5) through a pipeline, and the air outlet of the fan (5) is fixedly provided with an exhaust funnel (6); the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3) are respectively provided with a circulating water pump (7); the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3) are fixedly connected with the automatic dosing device (8), the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3) are fixedly connected with the automatic water supplementing device (9), and the oxidation absorption tower (1), the alkali absorption tower (2), the water absorption tower (3) and the demisting tower (4) are fixedly connected with the automatic water draining device (10); the oxidation absorption tower (1), the alkali absorption tower (2), the water absorption tower (3), the demisting tower (4), the fan (5), the circulating water pump (7), the automatic medicine adding device (8), the automatic water supplementing device (9) and the automatic water draining device (10) are electrically connected with the control system (111).
2. An inorganic malodorous waste gas treatment system according to claim 1, wherein: five hole-viewing mirrors (11) are uniformly distributed on the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3), overflow ports (17), water discharge ports (18) and liquid level meter ports (19) are respectively arranged below the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3), circulating water tanks (23) are fixedly arranged below the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3), and the circulating water tanks (23) are communicated with the corresponding water discharge ports (18) and the liquid level meter ports (19); a wire mesh demisting device (12) and a filler demisting device (13) are fixedly arranged in the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3), the wire mesh demisting device (12) is arranged below the air outlet, and the wire mesh demisting device (12) is arranged above the filler demisting device (13); two spraying systems (14) and two packing layers (15) are fixedly arranged in the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3), the two spraying systems (14) and the two packing layers (15) are alternately arranged, and the two spraying systems (14) are respectively arranged above the corresponding packing layers (15); the two spraying systems (14) and the two packing layers (15) are arranged below the packing demisting device (13), and the two spraying systems (14) are communicated with the circulating water tank (23); the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3) are fixedly connected with the automatic drainage device (10) through corresponding drainage ports (18) and pipelines.
3. An inorganic malodorous waste gas treatment system according to claim 2, wherein: and a filler supporting plate (16) is fixedly arranged below each filler layer (15), and each filler supporting plate (16) is positioned in the corresponding oxidation absorption tower (1), alkali absorption tower (2) and water absorption tower (3) and is fixedly connected with the interiors of the corresponding oxidation absorption tower (1), alkali absorption tower (2) and water absorption tower (3).
4. An inorganic malodorous waste gas treatment system according to claim 3, wherein: the PH port (20), the water supplementing port (21) and the dosing port (22) are arranged on the circulating water tank (23), and the PH port (20), the water supplementing port (21) and the dosing port (22) are communicated with the circulating water tank (23); the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3) are fixedly connected with the automatic water supplementing device (9) through corresponding water supplementing ports (21) and pipelines, and the oxidation absorption tower (1), the alkali absorption tower (2) and the water absorption tower (3) are fixedly connected with the automatic medicine adding device (8) through corresponding medicine adding ports (22) and pipelines.
5. An inorganic malodorous waste gas treatment system according to claim 1, wherein: two manhole sight glass II (41) are uniformly distributed on the demisting tower (4), a water outlet II (45) is arranged on one side below the demisting tower (4), and a silk screen demisting device II (42) and a filler demisting device II (43) are fixedly arranged in the demisting tower (4); the second wire mesh demisting device (42) is arranged below the air outlet of the demisting tower (4), and the second wire mesh demisting device (42) is arranged above the second filler demisting device (43); the demisting tower (4) is fixedly connected with the automatic water draining device (10) through a second water draining outlet (45) and a pipeline.
6. An inorganic malodorous waste gas treatment system according to claim 5, wherein: and a second packing support plate (44) is fixedly arranged below the second packing demisting device (43), and the second packing support plate (44) is positioned in the demisting tower (4) and is fixedly connected with the interior of the demisting tower (4).
7. An inorganic malodorous waste gas treatment system according to claim 4, wherein: the automatic dosing device (8) comprises a pH meter, a dosing pump and a dosing barrel, wherein the pH meter is inserted into a corresponding pH port (20), and the dosing pump is fixedly arranged in the dosing barrel; the pH meter and the dosing pump are electrically connected with a control system (111).
8. An inorganic malodorous waste gas treatment system according to claim 4, wherein: the automatic water supplementing device (9) comprises a liquid level meter with signal output and a water supplementing valve, the liquid level meter is inserted into a corresponding liquid level meter port (19), and the water supplementing valve is fixedly arranged at a corresponding water supplementing port (21); the liquid level meter and the water supplementing electric valve are electrically connected with the control system (111).
9. An inorganic malodorous waste gas treatment system according to claim 2, wherein: the automatic water draining device (10) comprises a water draining electric valve, the water draining electric valve is fixedly arranged at a corresponding water draining outlet (18), and the water draining electric valve is electrically connected with a control system (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321764097.4U CN220443524U (en) | 2023-07-06 | 2023-07-06 | Inorganic foul gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321764097.4U CN220443524U (en) | 2023-07-06 | 2023-07-06 | Inorganic foul gas treatment system |
Publications (1)
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