CN205550034U - Wet process chemical oxidation waste gas pollution control and treatment device - Google Patents
Wet process chemical oxidation waste gas pollution control and treatment device Download PDFInfo
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- CN205550034U CN205550034U CN201620139448.6U CN201620139448U CN205550034U CN 205550034 U CN205550034 U CN 205550034U CN 201620139448 U CN201620139448 U CN 201620139448U CN 205550034 U CN205550034 U CN 205550034U
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Abstract
The utility model relates to a wet process chemical oxidation waste gas pollution control and treatment device, including the defogging bed, the catalytic filler bed, pack and the dosing pump, the inside defogging that is equipped with of defogging bed packs, defogging bed bottom is equipped with the catalytic filler bed, the inside filler that is equipped with of catalytic filler bed, pack to solid catalyst, defogging bed and catalytic filler bed one side all are equipped with the observation window, defogging bed and catalytic filler bed all set up in the oxidation tower, oxidation tower one side is equipped with circulating water pump and dosing pump, oxidation tower and circulating water pump set up in the basin, basin mechanical connection PH meter, circulating water pump leads to pipe and gets into the catalytic filler bed, oxidation tower bottom and dosing pump all are equipped with running water replenishing device, the dosing pump outside is equipped with the liquid medicine reflux unit, be equipped with liquid level protection switch on the liquid medicine reflux unit, the oxidation tower top is equipped with the exhaust chimney, exhaust chimney one side is equipped with the thief hole, pack to cellular, outward appearance squarely or circular, the nozzle sets up on the water pipe, 8 are no less than to the nozzle.
Description
Technical field
The utility model relates to a kind of waste gas treatment device, particularly to a kind of wet chemical oxidation waste gas treatment device, environmental protection technique and technical field of atmospheric pollution control.
Background technology
VOC (VOCs) is the first kinds of pollution matter received much concern in atmospheric environment, its source is extremely wide, health and atmospheric environment can be caused serious harm, and under temperature height, strong illumination, easily with nitrogen oxides generation photochemical reaction, make fine particles pollution gradually serious, be one of haze weather " arch-criminal " that take place frequently.About the research of VOC (VOCs) Treatment process, one of important directions being increasingly becoming field of environment pollution control.
The VOCs treatment technology applied at present and developing mainly has absorption method, condensation method, absorption process, biologic treating technique, combustion method, non-thermal plasma trap and chemical oxidation etc..Owing to wet chemical oxidation method has simple to operate, strong adaptability, it is easy to accomplish etc. advantage, be used widely.But owing to gas-liquid mass transfer is inefficient, making the method in use, deposit oxidant in the liquid phase insufficient contact with the pollutant in gas phase, ultimately result in contaminant degradation efficiency low, oxidant utilizes the problems such as insufficient.And the wet chemical oxidation of the present invention can solve these problems.
Utility model content
The technical problems to be solved in the utility model is the defect overcoming prior art, it is provided that a kind of wet chemical oxidation waste gas treatment device.
In order to solve above-mentioned technical problem, the utility model provides following technical scheme:
nullThe utility model one wet chemical oxidation waste gas treatment device，Including except mist bed、Catalytic filler bed、Filler、Solid catalyst and dosing pump，Described except being provided with except mist filler inside mist bed，Described except being provided with described catalytic filler bed bottom mist bed，It is provided with filler inside described catalytic filler bed，Described filler is solid catalyst，Described it is equipped with observation window except mist bed and described catalytic filler bed side，Described it is arranged in oxidizing tower except mist bed and described catalytic filler bed，Described oxidizing tower side is provided with water circulating pump and dosing pump，Described oxidizing tower and described water circulating pump are arranged in the sink，Described tank is mechanically connected PH meter，Described water circulating pump enters described catalytic filler bed by water pipe，It is equipped with running water device for supplying with described dosing pump bottom described oxidizing tower，Liquid reflux it is provided with outside described dosing pump，Described liquid reflux is provided with level protecting switch.
As a kind of optimal technical scheme of the present utility model, described oxidizing tower top is provided with exhaust chimney, and described exhaust chimney side is provided with thief hole.
As a kind of optimal technical scheme of the present utility model, described filler is made up of activated carbon, iron powder, manganese dioxide powder, nickel sesquioxide, activated alumina and silica white, and described filler is cellular, outward appearance squarely or circle.
As a kind of optimal technical scheme of the present utility model, described observation window is no less than 3.
As a kind of optimal technical scheme of the present utility model, described nozzle is arranged on described water pipe, and described nozzle is no less than 8.
The utility model is reached to provide the benefit that: the utility model one wet chemical oxidation waste gas treatment device, and owing to oxidant utilizes fully, consumption is few；Chemical oxidizing by force, can react with most of pollutants in the presence of multiphase catalyst；Solid catalysis module in chemical oxidation tower is long for service life；Automatic liquid supply device can be set, it is not necessary to manually carries out the preparation of oxidation solution, add, convenient operating maintenance；Process unit design simple in construction, floor space is little, operates easy to maintenance；Chemical oxidation techniques has preferable broad spectrum activity, and process range ratio is wide, is relatively suitable for the waste gas pollution control and treatment of complicated component, decomposes more thorough, and elimination of off flavor becomes apparent from.The catalyst used has enrichment function, the pollutant in adsorbable gas, is enriched with it, to increase the touch opportunity of pollutant and oxidant；Also there is catalysis oxidative function, the element such as iron in catalyst, manganese, there is promotion oxidant to organic oxidation and decomposition, accelerate course of reaction.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by of the present utility model, and constitutes a part for specification, is used for explaining the utility model, is not intended that restriction of the present utility model together with embodiment of the present utility model.In the accompanying drawings:
Fig. 1 is the utility model one wet chemical oxidation waste gas treatment device structural representation；
In figure: 1, oxidizing tower；2, exhaust chimney；3, thief hole；4, demister；5, except mist filler；6, nozzle；7, catalytic filler bed；8, filler；9, observation window；10, water circulating pump；11, dosing pump；12, PH meter；13, level protecting switch；14, running water device for supplying；15, liquid reflux；16, water pipe；17, tank.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that preferred embodiment described herein is merely to illustrate and explains the utility model, be not used to limit the utility model.
Embodiment
nullAs shown in Figure 1，A kind of wet chemical oxidation waste gas treatment device，Including except mist bed 4、Catalytic filler bed 7、Filler 8 and dosing pump 11，Described except being provided with except mist filler 5 inside mist bed 4，Described except being provided with described catalytic filler bed 7 bottom mist bed 4，Described catalytic filler bed 7 is internal is provided with filler 8，Described filler 8 is solid catalyst，Described it is equipped with observation window 9 except mist bed 4 and described catalytic filler bed 7 side，Described it is arranged in oxidizing tower 1 except mist bed 4 and described catalytic filler bed 7，Described oxidizing tower 1 side is provided with water circulating pump 10 and dosing pump 11，Described oxidizing tower 1 and described water circulating pump 10 are arranged in tank 17，Described tank 17 is mechanically connected PH meter 12，Described water circulating pump 10 enters described catalytic filler bed 7 by water pipe 16，It is equipped with running water device for supplying 14 with described dosing pump 11 bottom described oxidizing tower 1，By increasing catalytic filler in oxidizing tower、Improve the pH value condition of reactant liquor、Strengthening gas-solid-liquid three contacts，The one of exploitation is novel、Efficiently、Economical、Easy new waste gas processes technique，Successfully solve annoying traditional wet chemistry oxidation technology development mass-transfer efficiency low、Reply load variations ability、The inherent shortcomings such as reaction speed is slow；Described dosing pump 11 is outside is provided with liquid reflux 15, and described liquid reflux 15 is provided with level protecting switch 13.
Described oxidizing tower 1 top is provided with exhaust chimney 2, described exhaust chimney 2 side is provided with thief hole 3, described filler 8 is made up of activated carbon, iron powder, manganese dioxide powder, nickel sesquioxide, activated alumina and silica white, described filler 8 is cellular, and outward appearance squarely or circle, at a temperature of 200 DEG C, this catalyst is pressed into cellular, outward appearance squarely or circle, during use, by this catalyst buildup in oxidizing tower.This catalyst has a following function: enrichment function, the pollutant in adsorbable gas, is enriched with it, to increase the touch opportunity of pollutant and oxidant；Also it is catalyzed oxidative function, the element such as iron in catalyst, manganese, there is promotion oxidant to organic oxidation and decomposition, accelerate course of reaction.
Described observation window 9 is no less than 3, and described nozzle 6 is arranged on described water pipe 16, and described nozzle 6 is no less than 8.This technology passes through special nozzle, oxidation solution (such as hydrogen peroxide, sodium hypochlorite etc.) will be absorbed and spray into catalytic filler bed in dissipating atomization shape, it is fully contacted at packed bed liquid, gas, solid three-phase, is absorbed by liquid and smell substance in gas is absorbed or oxidation by chemical oxidation effect
Concrete, the utility model one wet chemical oxidation waste gas treatment device, owing to oxidant utilizes fully, consumption is few；Chemical oxidizing by force, can react with most of pollutants in the presence of multiphase catalyst；Solid catalysis module in chemical oxidation tower is long for service life；Automatic liquid supply device can be set, it is not necessary to manually carries out the preparation of oxidation solution, add, convenient operating maintenance；Process unit design simple in construction, floor space is little, operates easy to maintenance；Chemical oxidation techniques has preferable broad spectrum activity, and process range ratio is wide, is relatively suitable for the waste gas pollution control and treatment of complicated component, decomposes more thorough, and elimination of off flavor becomes apparent from.The catalyst used has enrichment function, the pollutant in adsorbable gas, is enriched with it, to increase the touch opportunity of pollutant and oxidant；Also there is catalysis oxidative function, the element such as iron in catalyst, manganese, there is promotion oxidant to organic oxidation and decomposition, accelerate course of reaction.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, it is not limited to the utility model, although the utility model being described in detail with reference to previous embodiment, for a person skilled in the art, technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (5)
- null1. a wet chemical oxidation waste gas treatment device，Including except mist bed (4)、Catalytic filler bed (7)、Filler (8) and dosing pump (11)，It is characterized in that，Described except being provided with except mist filler (5) inside mist bed (4)，Described except being provided with described catalytic filler bed (7) bottom mist bed (4)，Described catalytic filler bed (7) is internal is provided with filler (8)，Described filler (8) is solid catalyst，Described it is equipped with observation window (9) except mist bed (4) and described catalytic filler bed (7) side，Described be arranged at oxidizing tower (1) except mist bed (4) and described catalytic filler bed (7) in，Described oxidizing tower (1) side is provided with water circulating pump (10) and dosing pump (11)，Described oxidizing tower (1) and described water circulating pump (10) are arranged in tank (17)，Described tank (17) is mechanically connected PH meter (12)，Described water circulating pump (10) enters described catalytic filler bed (7) by water pipe (16)，Described oxidizing tower (1) bottom and described dosing pump (11) are equipped with running water device for supplying (14)，Described dosing pump (11) is outside is provided with liquid reflux (15)，Described liquid reflux (15) is provided with level protecting switch (13).
- A kind of wet chemical oxidation waste gas treatment device the most according to claim 1, it is characterized in that, described oxidizing tower (1) top is provided with exhaust chimney (2), and described exhaust chimney (2) side is provided with thief hole (3).
- A kind of wet chemical oxidation waste gas treatment device the most according to claim 1, it is characterized in that, described filler (8) is made up of activated carbon, iron powder, manganese dioxide powder, nickel sesquioxide, activated alumina and silica white, described filler (8) is cellular, outward appearance squarely or circle.
- A kind of wet chemical oxidation waste gas treatment device the most according to claim 1, it is characterised in that described observation window (9) is no less than 3.
- A kind of wet chemical oxidation waste gas treatment device the most according to claim 1, it is characterised in that nozzle (6) is arranged on described water pipe (16), and described nozzle (6) is no less than 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620139448.6U CN205550034U (en) | 2016-02-24 | 2016-02-24 | Wet process chemical oxidation waste gas pollution control and treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620139448.6U CN205550034U (en) | 2016-02-24 | 2016-02-24 | Wet process chemical oxidation waste gas pollution control and treatment device |
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| CN205550034U true CN205550034U (en) | 2016-09-07 |
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| CN201620139448.6U Active CN205550034U (en) | 2016-02-24 | 2016-02-24 | Wet process chemical oxidation waste gas pollution control and treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536526A (en) * | 2016-02-24 | 2016-05-04 | 常州大恒环保科技有限公司 | Wet chemical oxidation waste gas treatment device |
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2016
- 2016-02-24 CN CN201620139448.6U patent/CN205550034U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536526A (en) * | 2016-02-24 | 2016-05-04 | 常州大恒环保科技有限公司 | Wet chemical oxidation waste gas treatment device |
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