CN212492299U - Harmful smoke and dust plasma environmental protection processing apparatus - Google Patents
Harmful smoke and dust plasma environmental protection processing apparatus Download PDFInfo
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- CN212492299U CN212492299U CN202022252887.7U CN202022252887U CN212492299U CN 212492299 U CN212492299 U CN 212492299U CN 202022252887 U CN202022252887 U CN 202022252887U CN 212492299 U CN212492299 U CN 212492299U
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Abstract
The utility model discloses a harmful smoke and dust plasma environmental protection processing apparatus, including harmful smoke and dust storage tank, pressure regulator, plasma treater and heat exchanger, the discharge gate of harmful smoke and dust storage tank pass through the feed inlet that pressure regulator connects the plasma treater, the discharge gate of plasma treater is accepted and is set up the heat preservation and chew, the heat exchanger is connected to the discharge gate that keeps warm, the heat exchanger is connected to the multi-tube sack cleaner through pipe connection, the gas outlet of multi-tube sack cleaner connects air purifier, the dust exit linkage is dispensed, the jar of dispensing passes through the pipe connection electrolysis trough, the electrolysis trough be connected to vacuum filter and microwave dryer. Through the utility model discloses pass through plasma treater decomposition processing earlier with harmful smoke and dust, plasma central temperature reaches about 10000 degrees centigrade, makes harmful smoke and dust be decomposed in the twinkling of an eye. And then performing electrolysis treatment on the dust collected by the multi-tube bag-type dust collector to obtain an accessory product, and discharging the purified flue gas after reaching the standard.
Description
Technical Field
The utility model belongs to the technical field of the useless environmental protection of processing of danger, concretely relates to harmful smoke and dust plasma environmental protection processing apparatus and extraction method thereof.
Background
At present, the main pollution sources are chemical metallurgical industry, papermaking, pesticide production industry and the like. If the product is not completely converted: incomplete combustion products (abbreviated as PIC) refer to byproducts produced by poor combustion, including carbon monoxide, carbon black, hydrocarbons, alkenes, aldehydes, ketones, alcohols, organic acids, polymers, and the like. The dioxin substances generated by burning garbage are derived from rubber bags used in daily life, PVC (polyvinyl chloride) soft rubber product wastes, waste medicines and the like, contain chlorine, and are released when the dioxin substances are burned in a burning furnace, or precursor substances of the dioxin substances are generated outside the furnace under specific conditions (300-500 ℃) and are suspended in the air. Dioxin virulent treatment: it is called "toxicity in century" as one of the most toxic compounds, 130 times of cyanide and 900 times of arsenic. The international cancer research center ranks the cancer as human primary carcinogens, and the cancer primary carcinogens can interfere the internal secretion of organisms, produce wide health influence and have extremely strong carcinogenicity on animals. Smoke dust in metallurgical industry: acid gas including HCl and hydrogen halide (halogen other than chloride, fluorine, bromine, iodine, SO)2Or SO3、NOx，P2O5) And the like. Heavy metal pollutants including lead, mercury, chromium, cadmium, arsenic, rare metal elements, oxides, chlorides and the like. The above harmful substances are mixed in the smoke dust, which greatly affects the environment, and is an environmental problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a harmful smoke and dust plasma environmental protection processing apparatus.
The utility model discloses a realize like this, including harmful smoke and dust storage tank, pressure regulator, plasma treater and heat exchanger, the discharge gate of harmful smoke and dust storage tank pass through the feed inlet that plasma treater is connected to pressure regulator, the discharge gate of plasma treater is accepted and is set up the heat preservation and chew, the heat exchanger is connected to the discharge gate that keeps warm and chews, the heat exchanger passes through pipe connection to multi-tube sack cleaner, the gas outlet of multi-tube sack cleaner connects air purifier, the dust exit linkage is dispensed a prescription and is chewed the heat exchanger
The tank, the jar of dispensing passes through pipe connection electrolysis trough, the electrolysis trough be connected to vacuum filter and microwave dryer.
The utility model has the advantages that: through the utility model discloses a special construction's setting, the processing is decomposed through plasma processor earlier to harmful smoke and dust, and plasma central temperature reaches about 10000 degrees centigrade, can accelerate the thermochemical conversion, makes harmful smoke and dust be decomposed in the twinkling of an eye. And then performing electrolysis treatment on the dust collected by the multi-tube bag-type dust collector to obtain an accessory product, and discharging the purified flue gas after reaching the standard. Harmful smoke and dust after handling through this device has not only solved the big problem of environmental impact, still changes waste into valuables.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
in the figure: 1-harmful smoke storage tank, 2-pressure regulator, 3-plasma processor, 4-plasma power supply, 5-heat preservation nozzle, 6-heat exchanger, 7-refrigerator, 8-high pressure fan, 9-multi-tube bag-type dust remover, 10-timer, 11-air compressor, 12-electromagnetic valve, 13-gas-liquid mixer, 14-air purifier, 15-dispensing tank, 16-first valve, 17-second valve, 18-electrolytic tank, 19-electrolytic power supply, 20-third valve, 21-fourth valve, 22-vacuum filter, 23-microwave dryer, 24-microwave power supply, 25-fifth valve, 26-sixth valve and 27-microwave generator.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, which are not intended to limit the present invention in any way, and any modifications or improvements based on the teachings of the present invention are within the scope of the present invention.
As shown in figure 1, the harmful smoke plasma environment-friendly treatment device comprises a harmful smoke storage tank 1, a pressure regulator 2, a plasma processor 3 and a heat exchanger 6, wherein a discharge hole of the harmful smoke storage tank 1 is connected with a feed hole of the plasma processor 3 through the pressure regulator 2, a discharge hole of the plasma processor 3 is provided with a heat preservation nozzle 5 in a bearing manner, a discharge hole of the heat preservation nozzle 5 is connected with the heat exchanger 6, the heat exchanger 6 is connected to a multi-tube type bag-type dust remover 9 through a pipeline, a gas outlet of the multi-tube type bag-type dust remover 9 is connected with an air purifier 14, a dust outlet is connected with a dispensing tank 15, the dispensing tank 15 is connected with an electrolytic tank 18 through a pipeline, and the electrolytic tank 18 is connected to.
The center of the plasma processor 3 is provided with a quartz tube which is inserted into the heat preservation nozzle 5.
The harmful smoke plasma environment-friendly treatment device is characterized in that a high-pressure fan 8 is arranged between a heat exchanger 6 and a multi-tube type bag-type dust remover 9, the high-pressure fan 8 is connected with a timer 10, the timer 10 is connected to an electromagnetic valve 12, the multi-tube type bag-type dust remover 9 is connected with an air compressor 11, and the electromagnetic valve 12 controls the opening and closing of the air compressor 11.
The gas outlet of the multi-tube bag-type dust collector 9 is connected with a gas-liquid mixer 13, the gas-liquid mixer 13 is connected with an air purifier 14, and a circulating pump is arranged between the air purifier 14 and the gas-liquid mixer 13 to form a loop.
The dispensing tank 15 is communicated with the vacuum filter 22 through a discharge pipeline, and a fifth valve 25 and a sixth valve 26 are arranged on the discharge pipeline.
A branch pipe is arranged between the fifth valve 25 and the sixth valve 26, the branch pipe is connected with a feed inlet of the dispensing tank 15 through a circulating pump, a first valve 16 is arranged on the branch pipe, a branch pipe is arranged on the branch pipe and connected to the electrolytic tank 18, and a second valve 17 is arranged on the branch pipe.
The discharge hole of the electrolytic tank 18 is provided with a branch pipe, the branch pipe is connected to a vacuum filter 22 through a circulating pump, a fourth valve 21 is arranged on the branch pipe, a branch pipe is arranged on the branch pipe and is connected to a material inlet of the electrolytic tank 18, and a third valve 20 is arranged on the branch pipe.
The heat exchanger 6 is connected with a refrigerator 7.
The bottom of the multi-tube bag-type dust collector 9 is provided with an unloader, and the unloader is connected with the dispensing tank 15 through a pipeline.
The microwave dryer 23 is connected with a microwave generator 27.
The working principle of the present invention is described below in a specific embodiment:
harmful smoke dust is sent into a harmful smoke dust storage tank 1 through a compressor, the flow is regulated to be 1 cubic meter/min through a pressure regulator 2, the harmful smoke dust is sent into a plasma processor 3 for decomposition treatment, most of the smoke dust contains acidity, so the center of the plasma processor is fed through a quartz tube, the smoke dust enters a heat preservation nozzle 5 through the center of the plasma to be fully decomposed and then is sent into a heat exchanger 6 to be quenched to be below 100 ℃, dioxin is prevented from being generated, the heat exchanger 6 is made of 316 stainless steel, cooling water of the heat exchanger 6 is provided by a refrigerator 7, and the temperature of a smoke dust outlet is regulated to be below 100 ℃.
The smoke dust cooled by the heat exchanger 6 is sucked and sent to a multi-tube bag dust collector 9 by a high pressure fan 8, and the bag material is made of temperature-resistant glass fiber or polytetrafluoroethylene fiber.
The bag-type dust collector 9 finishes the dust removal work by the clearance work, when the bag of the dust collector is full of dust, the high-pressure fan 8 is shut down by the timer 10, the compressed air of 0.6-0.8Mpa is immediately opened through the electromagnetic valve 12, the high-pressure air is sprayed out through the gas injection pipe in the bag of the dust collector, the bag dust is blown to the bottom of the dust collector from the upper part to the lower part to be collected, the clearance work process is finished by reciprocating and alternating, and the high-pressure air is provided by the air compressor 11. The gas (such as acidic gas) removed by the dust remover 9 comprises HCl, halogen except halogenated hydrochlorination, fluorine, bromine, iodine and SO2Or SO3、NOx，P2O5And the like. Sending to a gas-liquid mixer 13, mixing and absorbing medicines such as sodium hydroxide, sodium chloride, sodium sulfide, sodium carbonate, ammonia water and the like according to different gas properties, wherein the solid-liquid ratio of the medicines is 1:5-10, the liquid is deionized water, mixing, circularly absorbing in an air purifier 14, and discharging after reaching the standard. The medicine in the air purifier 14 is discharged after reaching a certain concentration, concentrated, crystallized and recovered, such as SO in the process of contacting flue gas with 10% of desulfurizing liquid ammonia water and washing2Absorbed by the desulfurization solution and the following general reaction occurs:
SO2+2NH3+H2O=(NH4)2SO3
SO2+(NH4)2SO3+H2O=2NH4HSO3
NH3+ NH4HSO3=(NH4)2SO3
ammonium sulfite is oxidized by the blown-in oxidizing air into ammonium sulfate:
2(NH4)2SO3+O2=2(NH4)2SO4
the dust in the multi-tube dust collector 9 is mostly heavy metal pollutants including elements, oxides and chlorides of lead, mercury, chromium, cadmium, arsenic and rare metals. Detecting the main content of dust to prepare the medicines in the medicine preparation tank 15, wherein the solid-liquid ratio of the medicines is 1:3-5, the liquid-dust ratio is 1:4-10, at the moment, a sixth valve 26 is opened, a fifth valve 25 is closed to perform circular stirring, and the medicines are prepared as follows:
sodium chloride leaching of lead-containing waste:
PbSO4+2NaCl=PbCl2+Na2SO4
the sodium carbonate solution is mainly used for leaching certain oxidizing roasting slag, phosphorus-containing waste, vanadium-containing waste and the like:
P2O5+3Na2CO3=2Na3PO4+3CO2
V2O5+Na2CO3=2NaVO3+CO2
a second valve 17 is opened after a dispensing tank 15 is prepared, a first valve 16 is closed, slurry is sent into an electrolytic tank 18 for electrolysis, electric energy of the electrolytic tank 18 is provided by an electrolysis power supply 19, metal is extracted from a negative electrode, a third valve 20 is opened during electrolysis, a fourth valve 21 is closed to perform electrolysis in a circulating state, after the electrolysis is completed, the third valve 20 is closed, the fourth valve 21 is opened to send the electrolyzed non-metal substances to a vacuum filter 22 for filtering, and the filtered solid substances are sent to a microwave dryer 23 to be dried into building material products. The microwave dryer 23 is powered by a microwave power supply 24. The liquid in the vacuum filter 22 opens the valve 25 with five, closes the valve 26 with six and pumps the liquid to the dispensing tank 15 for recycling.
Claims (9)
1. A harmful smoke plasma environment-friendly treatment device, which comprises a harmful smoke storage tank (1), a pressure regulator (2), a plasma processor (3) and a heat exchanger (6), it is characterized in that a discharge port of the harmful smoke storage tank (1) is connected with a feed port of a plasma processor (3) through a pressure regulator (2), a heat preservation nozzle (5) is arranged on the discharge port of the plasma processor (3) in a bearing way, the discharge port of the heat preservation nozzle (5) is connected with a heat exchanger (6), the heat exchanger (6) is connected with a multi-tube type bag-type dust remover (9) through a pipeline, a gas outlet of the multi-tube type bag-type dust remover (9) is connected with an air purifier (14), a dust outlet is connected with a dispensing tank (15, the dispensing tank (15) is connected with an electrolytic tank (18) through a pipeline, and the electrolytic tank (18) is connected with a vacuum filter (22) and a microwave dryer (23).
2. The plasma environmental protection device for harmful smoke and dust according to claim 1, characterized in that a quartz tube is arranged at the center of the plasma processor (3), and the quartz tube is inserted into the heat preservation nozzle (5).
3. The plasma environment-friendly harmful smoke dust treatment device according to claim 1, wherein a high pressure fan (8) is arranged between the heat exchanger (6) and the multi-tube type bag-type dust collector (9), the high pressure fan (8) is connected with a timer (10), the timer (10) is connected to an electromagnetic valve (12), the multi-tube type bag-type dust collector (9) is connected with an air compressor (11), and the electromagnetic valve (12) controls the opening and closing of the air compressor (11).
4. The plasma environment-friendly harmful smoke dust treatment device according to claim 1 or 3, wherein a gas outlet of the multi-tube type bag-type dust collector (9) is connected with a gas-liquid mixer (13), the gas-liquid mixer (13) is connected with an air purifier (14), and a circulating pump is arranged between the air purifier (14) and the gas-liquid mixer (13) to form a loop.
5. The plasma environmental protection device for harmful smoke dust according to claim 1, wherein the dispensing tank (15) is communicated with the vacuum filter (22) through a discharge pipeline, and a fifth valve (25) and a sixth valve (26) are arranged on the discharge pipeline.
6. The plasma environment-friendly harmful smoke dust treatment device according to claim 5, wherein a branch pipe is arranged between the valve No. five (25) and the valve No. six (26), the branch pipe is connected with a feed inlet of the dispensing tank (15) through a circulating pump, a valve No. one (16) is arranged on the branch pipe, a branch pipe is arranged on the branch pipe and connected to the electrolytic tank (18), and a valve No. two (17) is arranged on the branch pipe.
7. The plasma environmental protection device for harmful smoke dust according to claim 6, wherein a branch pipe is arranged at a discharge port of the electrolytic tank (18), the branch pipe is connected to the vacuum filter (22) through a circulating pump, a fourth valve (21) is arranged on the branch pipe, a branch pipe is arranged on the branch pipe and is connected to a material inlet of the electrolytic tank (18), and a third valve (20) is arranged on the branch pipe.
8. The plasma environmental protection device for harmful smoke and dust according to claim 1 or 3, wherein the heat exchanger (6) is connected with a refrigerator (7).
9. The plasma environmental protection harmful smoke dust treatment device according to claim 4, wherein a unloader is arranged at the bottom of the multi-tube type cloth bag dust remover (9), and the unloader is connected with the dispensing tank (15) through a pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022252887.7U CN212492299U (en) | 2020-10-12 | 2020-10-12 | Harmful smoke and dust plasma environmental protection processing apparatus |
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| CN202022252887.7U CN212492299U (en) | 2020-10-12 | 2020-10-12 | Harmful smoke and dust plasma environmental protection processing apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056080A (en) * | 2021-03-17 | 2021-06-29 | 合肥中航纳米技术发展有限公司 | Plasma arc vapor phase method production system for preparing nano powder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056080A (en) * | 2021-03-17 | 2021-06-29 | 合肥中航纳米技术发展有限公司 | Plasma arc vapor phase method production system for preparing nano powder |
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