CN209423329U - A kind of double tower purification system suitable for dangerous waste fume treatment - Google Patents

A kind of double tower purification system suitable for dangerous waste fume treatment Download PDF

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Publication number
CN209423329U
CN209423329U CN201821758676.7U CN201821758676U CN209423329U CN 209423329 U CN209423329 U CN 209423329U CN 201821758676 U CN201821758676 U CN 201821758676U CN 209423329 U CN209423329 U CN 209423329U
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depickling
tower
washing
setting
level
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CN201821758676.7U
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赵永刚
贾旭
司志娟
刘海伦
逍遥
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Aerospace Environmental Engineering Co Ltd
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Aerospace Environmental Engineering Co Ltd
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Abstract

The utility model relates to a kind of double tower purification systems suitable for dangerous waste fume treatment, the system comprises level-one washing system and/or second level deacidification systems, the level-one washing system can wash flue gas, the second level deacidification system can deviate from the acid ingredient in flue gas, so that the acid ingredient in flue gas is deviate from, reach standard limit of smog release;When level-one washing system and second level deacidification system are arranged simultaneously, the level-one washing system and second level deacidification system arranged in series, and the flue gas output end of level-one washing system is connected setting with the flue gas input terminal of second level deacidification system.This system can remove effectively most of polluter in flue gas, and can be removed the acidic materials in flue gas to reach existing discharge standard by second level extracting tower.

Description

A kind of double tower purification system suitable for dangerous waste fume treatment
Technical field
The utility model belongs to hazardous waste processing technology field, especially a kind of double tower suitable for dangerous waste fume treatment Purification system.
Background technique
With the high speed development of China's industry, the yield of hazardous waste increases year by year, forms serious harm to environment. The environmental issue that countries in the world must face, poisonous and hazardous dangerous waste are become for increasing various treatments of wastes produced Object processing has become the big project of national governments' headache, and is related to the problem of human development and ecological environment.China is current Directly landfill, the method stacked are mostly used greatly for the processing of hazardous waste, this does not only take up a large amount of soils, and seriously pollutes Soil, underground water and atmosphere, threaten people's health, destroy the environment of surrounding.
Exhaust gas largely containing pollutant can be generated in dangerous waste processing, how to be handled this exhaust gas and also become people The most important thing of care.
By retrieval, patent publication us relevant to application for a patent for invention is not yet found.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art places, at present due to the complexity of dangerous waste industry Property, the composition in flue gas generated after dangerous waste processing is also very complicated, provides a kind of double tower suitable for dangerous waste fume treatment Purification system, to meet the technical deficiency of existing dangerous waste industry, which can remove effectively most of pollutant in flue gas Matter, and can be removed the acidic materials in flue gas to reach existing discharge standard by second level extracting tower.
The utility model solves its technical problem and adopts the following technical solutions to achieve:
A kind of double tower purification system suitable for dangerous waste fume treatment, the system comprises level-one washing system and/or two Grade deacidification system, the level-one washing system can wash flue gas, and the second level deacidification system can be deviate from flue gas Acid ingredient reach standard limit of smog release so that the acid ingredient in flue gas is deviate from;
When level-one washing system and second level deacidification system are arranged simultaneously, the level-one washing system and second level deacidification system Arranged in series, and the flue gas output end of level-one washing system is connected setting with the flue gas input terminal of second level deacidification system.
Moreover, the level-one washing system includes scrubber system, circulation washing system and washing discharging system;It is described to wash Washing Tower System includes scrubbing tower, gas approach, scrubbing tower slurry storage section, scrubbing tower washing section and exhaust pass, the washing Sequentially coaxially scrubbing tower slurry storage section, scrubbing tower washing section and exhaust pass, the outlet cigarette is arranged in interval from the bottom to top in tower Road is coaxially disposed in the top of scrubbing tower;It is arranged on scrubbing tower between the scrubbing tower slurry storage section, scrubbing tower washing section Be connected setting inside gas approach, the gas approach and scrubbing tower;The scrubbing tower washing section includes spray pipeline and nozzle, The spray pipeline is horizontally disposed on the inner wall of scrubbing tower, is evenly distributed in the horizontal direction on the bottom surface of the spray pipeline Interval is arranged multiple nozzles, which is connected setting with spray pipeline;
The input terminal of the circulation washing system is connected setting with scrubbing tower slurry storage section, the circulation washing system Output end is connected setting with the input terminal of spray pipeline, and the output end of the spray pipeline is connected setting with nozzle, the circulation Washing system can input the serum recycle in scrubbing tower slurry storage section in spray pipeline;
The input terminal of the washing discharging system is connected setting with scrubbing tower slurry storage section, the washing discharging system energy The slurries for reaching emission request in scrubbing tower slurry storage section are enough discharged.
Moreover, the circulation washing system includes cleaning circulation pump and circulation line, the input terminal of the cleaning circulation pump It is connected with scrubbing tower slurry storage section setting by circulation line, the output end of the cleaning circulation pump passes through circulation line and spray The input terminal on shower pipe road is connected setting, and the output end of the spray pipeline is connected setting with nozzle;
The washing discharging system includes washing efflux pump, the input terminal and scrubbing tower slurry storage of the washing efflux pump Section is connected setting.
Moreover, the second level deacidification system includes depickling Tower System, circulation deacidification system and depickling discharging system;It is described de- Acid tower system includes extracting tower gas approach, extracting tower and extracting tower exhaust pass, and the extracting tower includes the storage of extracting tower slurries Deposit section, depickling section and demisting section;
Sequentially coaxially extracting tower slurry storage section, depickling section and demisting section is arranged in interval from the bottom to top in the extracting tower, The coaxial closely coupled logical top for being set to extracting tower of the extracting tower exhaust pass;The extracting tower slurry storage section, depickling Extracting tower gas approach is set on the extracting tower between section, and be connected setting inside the extracting tower gas approach and extracting tower;Institute Stating depickling section includes depickling section spray pipeline and depickling section nozzle, and the depickling section spray pipeline is horizontally disposed in depickling On the inner wall of tower, multiple depickling section nozzles are arranged in uniformly distributed interval in the horizontal direction on the bottom surface of the depickling section spray pipeline, should Depickling section nozzle is connected setting with depickling section spray pipeline;
The input terminal of the circulation deacidification system is connected setting with extracting tower slurry storage section, the circulation deacidification system Output end is connected setting with the input terminal of depickling section spray pipeline, the output end and depickling section nozzle of the depickling section spray pipeline Be connected setting, which can input depickling section spray pipeline for the serum recycle in extracting tower slurry storage section In;
The input terminal of the depickling discharging system is connected setting with extracting tower slurry storage section, the depickling discharging system energy The slurries for reaching emission request in extracting tower slurry storage section are enough discharged.
Moreover, the circulation deacidification system includes depickling circulating pump and depickling circulation line, the depickling circulating pump it is defeated Enter end to be connected with extracting tower slurry storage section setting by depickling circulation line, the output end of the depickling circulating pump passes through depickling Circulation line is connected setting with the input terminal of depickling section spray pipeline, and the output end and depickling section of the depickling section spray pipeline spray Mouth is connected setting;
The depickling discharging system includes depickling efflux pump, the input terminal and extracting tower slurry storage of the depickling efflux pump Section is connected setting.
Moreover, the structure that the depickling section uses is pneumatic mixed cell.
Moreover, the second level deacidification system further includes eddy flow mixing section, which is coaxially disposed in depickling section Depickling inner wall of tower on, above eddy flow mixing section, lower section be arranged at intervals with depickling section spray pipeline and depickling section nozzle.
Moreover, the demisting section includes demister and mist eliminator flushing water system, the mist eliminator flushing water system can Rinse demister.
Moreover, the mist eliminator flushing water system includes flush water pump;Alternatively, the demister is pneumatic efficient demisting Device.
The advantages of the utility model obtains and good effect are:
1, the utility model is the smoke processing system of dangerous waste industry, has various incerta res in dangerous waste industry flue gas Matter, the prior art are not directed to this respect, and Tthe utility model system can remove effectively most of polluter in flue gas, and And the acidic materials in flue gas can be removed to reach existing discharge standard by second level extracting tower.The utility model provides A kind of new dangerous waste fume treatment technical solution.The utility model can also individually make according to the difference of ingredient in dangerous waste flue gas With level-one washing system or second level deacidification system, the flexibility of system setting ensure that.
2, this system can be adjusted according to the size of dangerous waste processing system exhaust gas volumn, by adjusting level-one washing system Scrubbing tower or second level deacidification system extracting tower diameter treated meeting different dangerous waste systems exhaust gas volumn, it is high to meet Deacidification efficiency, and there is certain efficiency of dust collection, secondary pollution will not be generated, environmental protection is conducive to.
3, Tthe utility model system is improved and has been innovated, and applies two-level processing system in a device, at two-stage Under the processing of reason system, deviate from the acidic materials in flue gas, so that flue gas be made to meet existing emission request;The device energy Enough meet the deacidifying flue gas demand under various operating conditions.
4, the level-one washing system and second level deacidification system of this system can be used in series;Also it can be used alone, expand this The use scope of system.
Detailed description of the invention
Fig. 1 is the structure connection signal schematic diagram of level-one washing system in the utility model;
Fig. 2 is the structure connection signal schematic diagram of second level deacidification system in the utility model.
Specific embodiment
Below with reference to by specific embodiment, the utility model is described in further detail, following embodiment is descriptive , it is not restrictive, protection scope of this utility model cannot be limited by this.
Structure, connection relationship and the method being not described in detail in the utility model patent can be understood as in the art Common knowledge.
A kind of double tower purification system suitable for dangerous waste fume treatment, as depicted in figs. 1 and 2, the system comprises level-ones Washing system 1 and/or second level deacidification system 2, the level-one washing system can wash flue gas, second level depickling system The acid ingredient that uniting can deviate from flue gas reaches standard limit of smog release so that the acid ingredient in flue gas is deviate from;
When level-one washing system and second level deacidification system are arranged simultaneously, the level-one washing system and second level deacidification system Arranged in series, and the flue gas output end of level-one washing system is connected setting with the flue gas input terminal of second level deacidification system.
In the present embodiment, the level-one washing system includes scrubber system, circulation washing system and washing outlet system System 16;The scrubber system includes scrubbing tower 17, gas approach 12, scrubbing tower slurry storage section 15, scrubbing tower washing section 14 With exhaust pass 13, sequentially coaxially interval setting scrubbing tower slurry storage section, scrubbing tower washing from the bottom to top in the scrubbing tower Section and exhaust pass, the exhaust pass are coaxially disposed in the top of scrubbing tower;The scrubbing tower slurry storage section, scrubbing tower washing Inlet porting flue on scrubbing tower between section, be connected inside the gas approach and scrubbing tower setting;The scrubbing tower washing Section includes spray pipeline 18 and nozzle 19, and the spray pipeline is horizontally disposed on the inner wall of scrubbing tower, the spray tube Uniformly distributed interval is arranged multiple nozzles in the horizontal direction on the bottom surface on road, which is connected setting with spray pipeline;
The input terminal of the circulation washing system is connected setting with scrubbing tower slurry storage section, the circulation washing system Output end is connected setting with the input terminal of spray pipeline, and the output end of the spray pipeline is connected setting with nozzle, the circulation Washing system can input the serum recycle in scrubbing tower slurry storage section in spray pipeline;
The input terminal of the washing discharging system is connected setting with scrubbing tower slurry storage section, the washing discharging system energy The slurries for reaching emission request in scrubbing tower slurry storage section are enough discharged.
The gas approach of the level-one washing system of this system can guarantee that flue gas (preferably evenly) can enter in scrubbing tower; Scrubbing tower slurry storage section is to meet washing slurry storage, and washing slurries are precipitated in the section;When cleaning solution concentration reaches fixed Pass through washing discharging system discharge when value again to be post-processed;Scrubbing tower washing section is flue gas and cleaning solution contact-segment, by connecing Impurity in touching washing flue gas, and reduce flue-gas temperature;Exhaust pass can guarantee flue gas outlet.
In the present embodiment, the circulation washing system includes cleaning circulation pump 5 and circulation line 11, the wash cycle The input terminal of pump is connected setting by circulation line with scrubbing tower slurry storage section, and the output end of the cleaning circulation pump is by following Endless tube road is connected setting with the input terminal of spray pipeline, and the output end of the spray pipeline is connected setting with nozzle;
The washing discharging system includes washing efflux pump 6, and the input terminal and scrubbing tower slurries of the washing efflux pump store up Section is deposited to be connected setting.
In the present embodiment, the second level deacidification system includes depickling Tower System, circulation deacidification system and depickling outlet system System 28;The depickling Tower System includes extracting tower gas approach 22, extracting tower 29 and extracting tower exhaust pass 24, the extracting tower Including extracting tower slurry storage section 27, depickling section 25 and demisting section 23;
Sequentially coaxially extracting tower slurry storage section, depickling section and demisting section is arranged in interval from the bottom to top in the extracting tower, The coaxial closely coupled logical top for being set to extracting tower of the extracting tower exhaust pass;The extracting tower slurry storage section, depickling Extracting tower gas approach is set on the extracting tower between section, and be connected setting inside the extracting tower gas approach and extracting tower;Institute Stating depickling section includes depickling section spray pipeline 10 and depickling section nozzle 9, the depickling section spray pipeline it is horizontally disposed in On the inner wall of extracting tower, multiple depickling section sprays are arranged in uniformly distributed interval in the horizontal direction on the bottom surface of the depickling section spray pipeline Mouth, the depickling section nozzle are connected setting with depickling section spray pipeline;
The input terminal of the circulation deacidification system is connected setting with extracting tower slurry storage section, the circulation deacidification system Output end is connected setting with the input terminal of depickling section spray pipeline, the output end and depickling section nozzle of the depickling section spray pipeline Be connected setting, which can input depickling section spray pipeline for the serum recycle in extracting tower slurry storage section In;
The input terminal of the depickling discharging system is connected setting with extracting tower slurry storage section, the depickling discharging system energy The slurries for reaching emission request in extracting tower slurry storage section are enough discharged.
The deacidification system gas approach of the second level deacidification system of this system can guarantee that flue gas can (preferably evenly) enter In scrubbing tower;Extracting tower slurry storage section is to meet washing slurry storage, and depickling slurries are precipitated in the section;When depickling liquid is dense Degree passes through the discharge of depickling discharging system again and is post-processed when reaching definite value;Extracting tower depickling section is that flue gas is contacted with depickling liquid Section, by the acidic materials in contact abjection flue gas, to meet existing discharge standard;Extracting tower exhaust pass can guarantee flue gas Outlet.
In the present embodiment, the circulation deacidification system includes depickling circulating pump 7 and depickling circulation line 21, the depickling The input terminal of circulating pump is connected setting by depickling circulation line with extracting tower slurry storage section, the output of the depickling circulating pump End is connected setting by depickling circulation line with the input terminal of depickling section spray pipeline, the output end of the depickling section spray pipeline Be connected setting with depickling section nozzle;
The depickling discharging system includes depickling efflux pump 8, and the input terminal and extracting tower slurries of the depickling efflux pump store up Section is deposited to be connected setting.
In the present embodiment, the structure that the depickling section uses is pneumatic mixed cell.
In the present embodiment, the second level deacidification system further includes eddy flow mixing section 26, eddy flow mixing section coaxial arrangement In on the depickling inner wall of tower in depickling section, eddy flow mixing section top, lower section are arranged at intervals with depickling section spray pipeline and take off Sour section nozzle, the eddy flow mixing section are to guarantee that depickling slurries are sufficiently mixed with flue gas, which can set according to requirement of engineering It sets.
In the present embodiment, the demisting section includes demister and mist eliminator flushing water system (not shown), described Mist eliminator flushing water system can rinse demister, the mountable various forms of demisters of demisting section.More preferably, described to remove It includes flush water pump that day with fog, which rinses water system,.More preferably, the demister is pneumatic high efficiency demister.
The double tower purification system that the utility model is suitable for dangerous waste fume treatment can satisfy flue gas after various dangerous waste processing The removing of middle acid, it is possible to use administered in the deacidifying flue gas of other occasions.
The utility model is suitable for the working principle of the double tower purification system of dangerous waste fume treatment:
Dangerous waste flue gas enters scrubbing tower by the gas approach of scrubbing tower, in scrubbing tower, circulation washing system slurries with Flue gas hybrid reaction, to remove some heavy metals and other pollutants in flue gas;Flue gas after washing is exported by scrubbing tower Flue discharge.When level-one washing system and second level deacidification system are arranged simultaneously, which enters second level depickling system by flue System;Flue gas enters deacidification system extracting tower by the gas approach of the extracting tower of deacidification system, and flue gas is in deacidification system extracting tower With depickling circulatory system slurries hybrid reaction, to remove acid contaminant in flue gas;It is mixed in depickling section abundant;After purification Flue gas by the demisting section in extracting tower and then remove the water in flue gas, make flue gas qualified discharge.
Although disclosing the embodiments of the present invention for the purpose of illustration, it will be appreciated by those skilled in the art that: Do not departing from the utility model and spirit and scope of the appended claims, various substitutions, changes and modifications be all it is possible, Therefore, the scope of the utility model is not limited to the embodiment disclosure of that.

Claims (9)

1. a kind of double tower purification system suitable for dangerous waste fume treatment, it is characterised in that: the system comprises level-one washings to be System and/or second level deacidification system, the level-one washing system can wash flue gas, and the second level deacidification system can take off Acid ingredient in flue gas out reaches standard limit of smog release so that the acid ingredient in flue gas is deviate from;
When level-one washing system and second level deacidification system are arranged simultaneously, the level-one washing system and the series connection of second level deacidification system Arrangement, and the flue gas output end of level-one washing system is connected setting with the flue gas input terminal of second level deacidification system.
2. the double tower purification system according to claim 1 suitable for dangerous waste fume treatment, it is characterised in that: the level-one Washing system includes scrubber system, circulation washing system and washing discharging system;The scrubber system includes scrubbing tower, enters Mouthful flue, scrubbing tower slurry storage section, scrubbing tower washing section and exhaust pass, in the scrubbing tower from the bottom to top sequentially coaxially between Every setting scrubbing tower slurry storage section, scrubbing tower washing section and exhaust pass, which is coaxially disposed in the top of scrubbing tower Portion;Inlet porting flue on scrubbing tower between the scrubbing tower slurry storage section, scrubbing tower washing section, the gas approach with wash Wash the setting that is connected inside tower;The scrubbing tower washing section includes spray pipeline and nozzle, and the spray pipeline is in the horizontal direction It is set on the inner wall of scrubbing tower, multiple nozzles, the spray is arranged in uniformly distributed interval in the horizontal direction on the bottom surface of the spray pipeline Mouth is connected setting with spray pipeline;
The input terminal of the circulation washing system is connected setting with scrubbing tower slurry storage section, the output of the circulation washing system End is connected setting with the input terminal of spray pipeline, and the output end of the spray pipeline is connected setting with nozzle, which washs System can input the serum recycle in scrubbing tower slurry storage section in spray pipeline;
The input terminal of the washing discharging system is connected setting with scrubbing tower slurry storage section, which can arrange Reach the slurries of emission request in scrubbing tower slurry storage section out.
3. the double tower purification system according to claim 2 suitable for dangerous waste fume treatment, it is characterised in that: the circulation Washing system includes cleaning circulation pump and circulation line, and the input terminal of the cleaning circulation pump is starched by circulation line and scrubbing tower Liquid canned paragraphs are connected setting, and the output end of the cleaning circulation pump, which is connected by circulation line with the input terminal of spray pipeline, to be set It sets;
The washing discharging system includes washing efflux pump, the input terminal and scrubbing tower slurry storage section phase of the washing efflux pump Connection setting.
4. the double tower purification system according to any one of claims 1 to 3 suitable for dangerous waste fume treatment, feature exist In: the second level deacidification system includes depickling Tower System, circulation deacidification system and depickling discharging system;The depickling Tower System packet Extracting tower gas approach, extracting tower and extracting tower exhaust pass are included, the extracting tower includes extracting tower slurry storage section, depickling section With demisting section;
Sequentially coaxially extracting tower slurry storage section, depickling section and demisting section is arranged in interval from the bottom to top in the extracting tower, described The coaxial closely coupled logical top for being set to extracting tower of extracting tower exhaust pass;The extracting tower slurry storage section, depickling section it Between extracting tower on extracting tower gas approach is set, be connected inside the extracting tower gas approach and extracting tower setting;It is described de- Sour section includes depickling section spray pipeline and depickling section nozzle, and the depickling section spray pipeline is horizontally disposed in extracting tower On inner wall, multiple depickling section nozzles, the depickling is arranged in uniformly distributed interval in the horizontal direction on the bottom surface of the depickling section spray pipeline Section nozzle is connected setting with depickling section spray pipeline;
The input terminal of the circulation deacidification system is connected setting with extracting tower slurry storage section, the output of the circulation deacidification system The setting that is connected with the input terminal of depickling section spray pipeline is held, the output end of the depickling section spray pipeline is connected with depickling section nozzle Logical setting, the circulation deacidification system can input the serum recycle in extracting tower slurry storage section in depickling section spray pipeline;
The input terminal of the depickling discharging system is connected setting with extracting tower slurry storage section, which can arrange Reach the slurries of emission request in extracting tower slurry storage section out.
5. the double tower purification system according to claim 4 suitable for dangerous waste fume treatment, it is characterised in that: the circulation Deacidification system includes depickling circulating pump and depickling circulation line, the input terminal of the depickling circulating pump by depickling circulation line with Extracting tower slurry storage section is connected setting, and the output end of the depickling circulating pump passes through depickling circulation line and depickling section spray tube The input terminal on road is connected setting;
The depickling discharging system includes depickling efflux pump, input terminal and the extracting tower slurry storage section phase of the depickling efflux pump Connection setting.
6. the double tower purification system according to claim 4 suitable for dangerous waste fume treatment, it is characterised in that: the depickling The structure that section uses is pneumatic mixed cell.
7. the double tower purification system according to claim 4 suitable for dangerous waste fume treatment, it is characterised in that: the second level Deacidification system further includes eddy flow mixing section, and eddy flow mixing section coaxial arrangement is on the depickling inner wall of tower in depickling section, the eddy flow Mixing section top, lower section are arranged at intervals with depickling section spray pipeline and depickling section nozzle.
8. the double tower purification system according to claim 4 suitable for dangerous waste fume treatment, it is characterised in that: the demisting Section includes demister and mist eliminator flushing water system, and the mist eliminator flushing water system can rinse demister.
9. the double tower purification system according to claim 8 suitable for dangerous waste fume treatment, it is characterised in that: the demisting It includes flush water pump that device, which rinses water system,;Alternatively, the demister is pneumatic high efficiency demister.
CN201821758676.7U 2018-10-29 2018-10-29 A kind of double tower purification system suitable for dangerous waste fume treatment Active CN209423329U (en)

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Application Number Priority Date Filing Date Title
CN201821758676.7U CN209423329U (en) 2018-10-29 2018-10-29 A kind of double tower purification system suitable for dangerous waste fume treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821758676.7U CN209423329U (en) 2018-10-29 2018-10-29 A kind of double tower purification system suitable for dangerous waste fume treatment

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CN209423329U true CN209423329U (en) 2019-09-24

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