CN212681976U - A smoke and dust exhaust-gas treatment system for hot-galvanize production - Google Patents
A smoke and dust exhaust-gas treatment system for hot-galvanize production Download PDFInfo
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- CN212681976U CN212681976U CN202021242891.9U CN202021242891U CN212681976U CN 212681976 U CN212681976 U CN 212681976U CN 202021242891 U CN202021242891 U CN 202021242891U CN 212681976 U CN212681976 U CN 212681976U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The utility model relates to a smoke and dust waste gas treatment system for hot galvanizing production, which comprises a gas collecting hood, a pipeline, a plasma oil fume purification device and an adsorption spray tower which are arranged on a zinc pot, wherein the gas collecting hood connects the plasma oil fume purification device and the adsorption spray tower in sequence through the pipeline; a cyclone spray cooling tower is arranged between the gas collecting hood and the plasma lampblack purification device; the device comprises a gas collecting hood, a cyclone spraying cooling tower, a plasma lampblack purification device, a gas outlet of the cyclone spraying cooling tower, a gas collecting hood, a first fan, a second fan, a third fan and an adsorption spraying tower, wherein the first fan is connected to a pipeline between the gas collecting hood and the cyclone spraying cooling tower, the gas outlet of the cyclone spraying cooling tower is connected with the plasma lampblack purification device through a pipeline, the second fan is connected between the cyclone spraying cooling tower and the plasma lampblack purification device, and the third. The utility model discloses can purify the waste gas in the hot-galvanize workshop of production, prevent harmful gas polluted environment, harm health.
Description
Technical Field
The utility model relates to a hot-galvanize smoke and dust exhaust-gas treatment technical field especially relates to a smoke and dust exhaust-gas treatment system for hot-galvanize production.
Background
Hot dip galvanizing, also called hot dip galvanizing, is a method for obtaining a metal coating by steel components immersed in molten zinc, during the hot dip galvanizing production process, a large amount of zinc fume is generated in a short time, the fume temperature is high, the rising speed is high, the fume contains a large amount of harmful substances such as ammonium chloride and zinc oxide, and simultaneously, due to the high-temperature action, the ammonium chloride is rapidly decomposed to generate salts such as ferric chloride, zinc chloride and ammonium chloride and metal oxide fume, wherein the ammonium chloride is taken as the main component, and the particle size of the fume is extremely small and is within the range of 0.01-1 mu m; if the waste flue gas is directly discharged into the air, not only the environmental pollution is caused, but also the harm is caused to the human body. Therefore, it is desirable to provide a treatment system capable of treating fumes and exhaust gases generated during the production of hot dip galvanizing.
Disclosure of Invention
The utility model provides a smoke and dust exhaust-gas treatment system convenient to handle smoke and dust and harmful substance in the waste gas for solving the problems of generating waste gas in the hot galvanizing production process in the prior art and directly discharging polluted environment and influencing human health.
In order to realize the purpose, the technical scheme of the utility model is that:
a smoke and dust exhaust treatment system for hot galvanizing production comprises a gas collecting hood, a pipeline, a plasma oil fume purification device and an adsorption spray tower which are arranged on a zinc pot, wherein the gas collecting hood is used for sequentially connecting the plasma oil fume purification device and the adsorption spray tower through the pipeline; a cyclone spray cooling tower is arranged between the gas collecting hood and the plasma lampblack purification device; a spiral air pipe is arranged in the cyclone spraying cooling tower, a spiral ascending water pipe is arranged outside the air pipe, a plurality of spray heads are arranged on the water pipe, and the spray heads are arranged spirally; a water collecting tank is arranged at the bottom of the cyclone spraying tower, a water pump is arranged outside the cyclone spraying cooling tower, the water inlet end of the water pump is connected with the water collecting tank, and the water outlet end of the water pump is connected with a water pipe; the cyclone spraying cooling tower is externally provided with an air inlet and an air outlet, and the gas collecting hood is connected with the air inlet through a pipeline;
the device comprises a gas collecting hood, a cyclone spraying cooling tower, a plasma lampblack purification device, a gas outlet of the cyclone spraying cooling tower, a gas collecting hood, a first fan, a second fan, a third fan and an adsorption spraying tower, wherein the first fan is connected to a pipeline between the gas collecting hood and the cyclone spraying cooling tower, the gas outlet of the cyclone spraying cooling tower is connected with the plasma lampblack purification device through a pipeline, the second fan is connected between the cyclone spraying cooling tower and the plasma lampblack purification device, and the third.
Furthermore, a gas channel is also arranged in the cyclone spraying cooling tower, the gas channel is in an I-shaped structure, the gas pipe is wound outside the gas channel, and a gas outlet port of the gas pipe is communicated with the lower part of the gas channel; and filter plates are arranged at the upper part in the water collecting tank and the upper part of the gas channel.
Further, the adsorption spray tower comprises an air inlet end and an air outlet end, wherein the air inlet end is provided with an adsorption activated carbon layer, and the air outlet end is provided with a rain-proof cap.
Furthermore, a reservoir, a spraying device and an adsorption layer are sequentially arranged in the adsorption spraying tower from bottom to top, the spraying device comprises two water collecting covers and two spraying layers, the water collecting covers and the spraying layers are alternately arranged up and down, and the water collecting covers are arranged at the lower parts of the spraying layers; a pump body is arranged outside the adsorption spray tower, the water inlet end of the pump body is communicated with the reservoir, and the water outlet end of the pump body is communicated with the spray layer; the adsorption layer is arranged on the upper portion of the spraying device and comprises two filter screens and two fillers, and the filter screens and the fillers are alternately arranged up and down.
Further, the water collecting cover is butterfly-shaped.
Furthermore, the spraying layer comprises a pipe body and a plurality of nozzles which are annularly arranged, the nozzles are annularly arranged at intervals, and the pipe body is connected with the water outlet end of the pump body.
Further, the plasma oil fume purification device is a plasma photo-oxygen catalyst.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses a gas collecting channel, whirlwind spray cooling tower, plasma oil smoke purifier and absorption spray tower realize purifying the harmful waste gas that hot-galvanize production process produced, be provided with in the whirlwind spray cooling tower and be spiral trachea and water pipe, convenient cooling to waste gas is the heliciform simultaneously trachea and water pipe, can increase the time of waste gas cooling, improve the cooling effect, be provided with gas passage and filter plate in the whirlwind spray cooling tower, conveniently carry out secondary cooling and preliminary dust removal to waste gas; set up spray set and adsorbed layer in the absorption spray column, conveniently filter purification to waste gas, the absorption spray column inlet end sets up the adsorption activated carbon layer, conveniently filters smoke and dust and irritability temperature, improves waste gas purification's cleanliness factor.
Drawings
FIG. 1 is a schematic structural view of a flue gas treatment system for hot galvanizing production.
FIG. 2 is a schematic view of the internal structure of a cyclone spray cooling tower of a smoke and dust exhaust gas treatment system for hot galvanizing production.
FIG. 3 is a schematic view of the internal structure of an adsorption spray tower of a flue gas treatment system for hot galvanizing production.
The reference numbers in the drawings are as follows: 1 is the zinc pot, 2 is the gas collecting channel, 3 is first fan, 4 is whirlwind spray cooling tower, 5 is the water catch bowl, 6 is the water pump, 7 is the pipeline, 8 is the second fan, 9 is plasma oil smoke purifier, 10 is the third fan, 11 is adsorption activated carbon layer, 12 is adsorption spray tower, 13 is the pump body, 14 is rain-proof cap, 402 is the filter plate, 403 is the trachea, 404 is the water pipe, 405 is the shower nozzle, 406 is the air inlet, 407 is gas passage, 408 is the gas outlet, 1201 is the cistern, 1202 is the inlet end, 1204 is the water catch bowl, 1205 is the nozzle, 1206 is the body, 1207 is the filler, 1208 is the filter screen.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1 to 3, a smoke and waste gas treatment system for hot galvanizing production comprises a gas collecting hood 2, a pipeline 7, a cyclone spray cooling tower 4, a plasma lampblack purification device 9 and an adsorption spray tower 12 which are arranged on a zinc pot 1, wherein the gas collecting hood 2 connects the cyclone spray cooling tower 4, the plasma lampblack purification device 9 and the adsorption spray tower 12 in sequence through the pipeline 7; a first fan 3 is connected to a pipeline 7 between the gas collecting hood 2 and the cyclone spray cooling tower 4, a second fan 8 is connected between the cyclone spray cooling tower 4 and the plasma lampblack purification device 9, and a third fan 10 is connected between the plasma lampblack purification device 9 and the adsorption spray tower 12, wherein in the embodiment, the plasma lampblack purification device 9 is a plasma photo-oxygen catalyst.
An air inlet 406 and an air outlet 408 are formed outside the cyclone spraying cooling tower 4, the first fan 3 is connected with the air inlet 406 through a pipeline 7, and the air outlet 408 is connected with the second fan 8 through a pipeline 7; the bottom of the cyclone spraying cooling tower 4 is provided with a water collecting tank 5, and the upper part of the water collecting tank 5 is provided with a gas channel 407; the gas channel 407 is in an I-shaped structure, a spirally arranged gas pipe 403 is wound outside the gas channel 407, the head end of the gas pipe 403 is connected with a gas inlet 406, the tail end of the gas pipe 403 is communicated with the bottom of the gas channel 407, a spirally ascending arranged water pipe 404 is arranged outside the gas pipe 403, a plurality of spray heads 405 are fixed on the water pipe 404, the plurality of spray heads 405 are spirally arranged, the height of the water pipe 404 is greater than that of the gas channel 407, and the spray heads 405 on the water pipe 404 spray gas in the gas channel 407 conveniently; a water pump 6 is arranged outside the cyclone spray cooling tower 4, a water inlet port of the water pump 6 is connected with the water collecting tank 5, and a water outlet port of the water pump 6 is connected with the water pipe 404; the upper part of the water collecting tank 5 and the upper part of the gas passage 407 are both provided with filter plates 402, the filter plates 402 on the water collecting tank 5 are used for filtering impurities, and the filter plates 402 on the gas passage 407 are used for separating water and gas.
The adsorption spray tower 12 comprises an air inlet end 1202 and an air outlet end 1209, wherein the air inlet end 1202 is provided with an adsorption activated carbon layer 11, and the air outlet end 1209 is provided with a rain-proof cap 14. The adsorption spray tower 12 is sequentially provided with a reservoir 1201, a spray device and an adsorption layer from bottom to top, the spray device comprises two water collection covers 1204 and two spray layers, the water collection covers 1204 and the spray layers are alternately arranged up and down, the water collection covers 1204 are arranged at the lower parts of the spray layers, the cross sections of the water collection covers 1204 are of butterfly structures, namely the upper parts and the lower parts of the water collection covers 1204 are of symmetrical round platform-shaped structures; the spraying layer comprises an annular pipe body 1206 and a plurality of nozzles 1205, the nozzles 1205 are annularly arranged at intervals, a pump body 13 is arranged outside the adsorption spraying tower 12, the water inlet end of the pump body 13 is communicated with the water storage tank 1201, and the water outlet end of the pump body 13 is communicated with the pipe body 1206; the adsorbed layer sets up in spray set upper portion, the adsorbed layer includes two filter screens 1208 and two fillers 1207, filter screen 1208 and fillers 1207 set up from top to bottom in turn.
The first fan 3, the second fan 8, the third fan 10, the water pump 6 and the pump body 13 of the utility model are all externally connected with a power supply, in the embodiment, the first fan 3, the second fan 8 and the third fan 10 adopt an acid-alkali-resistant and corrosion-resistant glass fiber reinforced plastic negative pressure fan with the model I36I62596O6, the voltage of 380V and the input power of 1.1 KW; the pump body 13 and the water pump 6 in the embodiment adopt acid-base-resistant and corrosion-resistant pump bodies with the voltage of 380V; plasma oil smoke purifier 9 in this embodiment is plasma light oxygen catalytic machine, and the plasma light oxygen catalytic machine that is used for exhaust purification on the market all is applicable to the utility model discloses.
When the device is used, the first fan 3, the second fan 8, the third fan 10, the water pump 6 and the pump body 13 are started, the gas collecting hood 2 collects smoke dust and waste gas generated in the zinc pot 1, the first fan 3 extracts the smoke dust and the waste gas collected by the gas collecting hood 2 and transmits the smoke dust and the waste gas to the cyclone spray cooling tower 4, the waste gas enters the gas pipe 403 of the cyclone spray cooling tower 4 from the gas inlet 406, the gas pipe 403 is spiral, the cooling time of the waste gas in the gas pipe 403 is prolonged, the water pump 6 extracts water in the water collecting tank 5 to the water pipe 404, the spray head 405 primarily cools the gas pipe 403 wound on the gas channel 407, and the water sprayed by the spray head 405 reduces the temperature of the waste gas; the gas in the gas pipe 403 enters the gas passage 407 after being cooled, and the spray head 405 positioned at the upper part of the gas passage 407 sprays the waste gas in the gas passage 407, primarily carries impurities in the gas away and secondarily cools the gas. The filter plates 402 are arranged on the upper part of the water collecting tank 5 and the upper part of the gas channel 407, the filter plates 402 on the upper part of the water collecting tank 5 filter the sprayed falling water, and the filter plates 402 on the upper part of the gas channel 407 separate the water and gas of the sprayed gas.
The separated gas is removed ammonia gas and other harmful gas existing in the gas from the gas outlet 408 by the second fan 8 to the plasma lampblack purification device 9, the gas from which the ammonia gas is removed is extracted by the third fan 10 to the adsorption spray tower 12, the adsorption activated carbon layer 11 of the adsorption spray tower 12 adsorbs smoke dust and impurities existing in the gas to the tower body of the adsorption spray tower 12, the pump body 13 extracts water in the reservoir 1201 to the spray layer, the gas from the water collection cover 1204 to the spray layer, the spray layer sprays and purifies the gas in the water collection cover 1204 to remove the smoke dust impurities, the water collection cover 1204 is in a butterfly shape, the gas is conveniently and quickly collected to the water collection cover 1204 and the spray water is conveniently and quickly collected to the reservoir 1201, the sprayed gas enters the adsorption layer through the spray device to be adsorbed, the adsorption layer comprises a filler 1207 and a filter screen 1208, the filter screen 1208 is arranged on the upper portion of the filler 1207 in the embodiment, the filler layer body used in the spray tower for removing the harmful gas in the waste gas treatment Filler 1207 purifies the gas after spraying once more, and filter screen 1208 carries out the aqueous vapor separation to the waste gas after purifying, and final clean gas is discharged into the atmosphere from the end 1209 of giving vent to anger, and absorption spray column 12 top is provided with rain-proof cap 14, rain-proof cap 14 prevents that rainwater and impurity from assembling in absorption spray column 12 from influencing the use that adsorbs spray column 12.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.
Claims (7)
1. A smoke and dust waste gas treatment system for hot galvanizing production comprises a gas collecting hood (2), a pipeline (7), a plasma oil fume purification device (9) and an adsorption spray tower (12) which are arranged on a zinc pot (1), wherein the gas collecting hood (2) connects the plasma oil fume purification device (9) and the adsorption spray tower (12) in sequence through the pipeline (7); it is characterized in that a cyclone spray cooling tower (4) is arranged between the gas collecting hood (2) and the plasma lampblack purification device (9); a spiral air pipe (403) is arranged in the cyclone spraying cooling tower (4), a spiral ascending water pipe (404) is arranged outside the air pipe (403), a plurality of spray heads (405) are arranged on the water pipe (404), and the spray heads (405) are arranged spirally; a water collecting tank (5) is arranged at the bottom of the cyclone spraying cooling tower, a water pump (6) is arranged outside the cyclone spraying cooling tower (4), the water inlet end of the water pump (6) is connected with the water collecting tank (5), and the water outlet end of the water pump (6) is connected with a water pipe (404); an air inlet (406) and an air outlet (408) are formed in the outer part of the cyclone spraying cooling tower (4), and the gas collecting hood (2) is connected with the air inlet (406) through a pipeline (7);
the device is characterized in that a first fan (3) is connected onto a pipeline (7) between the gas collecting hood (2) and the cyclone spray cooling tower (4), a gas outlet (408) of the cyclone spray cooling tower (4) is connected with a plasma lampblack purification device (9) through the pipeline (7), a second fan (8) is connected between the cyclone spray cooling tower (4) and the plasma lampblack purification device (9), and a third fan (10) is connected between the plasma lampblack purification device (9) and the adsorption spray tower (12).
2. The smoke waste gas treatment system for hot galvanizing production according to claim 1, wherein a gas channel (407) is further arranged in the cyclone spraying cooling tower (4), the gas channel (407) is in an I-shaped structure, the gas pipe (403) is wound outside the gas channel (407), and a gas outlet port of the gas pipe (403) is communicated with the lower part of the gas channel (407); and filter plates (402) are arranged at the upper part in the water collecting tank (5) and the upper part of the gas channel (407).
3. The smoke waste gas treatment system for hot galvanizing production according to claim 1, wherein the adsorption spray tower (12) comprises an air inlet end (1202) and an air outlet end (1209), the air inlet end (1202) is provided with an adsorption activated carbon layer (11), and the air outlet end (1209) is provided with a rain-proof cap (14).
4. The smoke waste gas treatment system for hot galvanizing production according to claim 1, wherein a water storage tank (1201), a spraying device and an adsorption layer are sequentially arranged in the adsorption spraying tower (12) from bottom to top, the spraying device comprises two water collecting covers (1204) and two spraying layers, the water collecting covers (1204) and the spraying layers are alternately arranged up and down, and the water collecting covers (1204) are arranged at the lower parts of the spraying layers; a pump body (13) is arranged outside the adsorption spray tower (12), the water inlet end of the pump body (13) is communicated with the reservoir (1201), and the water outlet end of the pump body (13) is communicated with the spray layer; the adsorbed layer sets up in spray set upper portion, the adsorbed layer includes two filter screens (1208) and two packing (1207), filter screen (1208) and packing (1207) are upper and lower the setting of alternating.
5. The system for treating smoke and exhaust gases generated by hot galvanizing production according to claim 4, wherein the water collection cover (1204) is butterfly-shaped.
6. The smoke exhaust treatment system for hot galvanizing production according to claim 4, wherein the spraying layer comprises a pipe body (1206) and a plurality of nozzles (1205), the pipe body (1206) is connected with a water outlet end of the pump body (13), and the nozzles (1205) are arranged at intervals in an annular shape.
7. The smoke waste gas treatment system for hot galvanizing production according to claim 1, wherein the plasma oil fume purification device (9) is a plasma photo-oxygen catalyst.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021242891.9U CN212681976U (en) | 2020-06-30 | 2020-06-30 | A smoke and dust exhaust-gas treatment system for hot-galvanize production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021242891.9U CN212681976U (en) | 2020-06-30 | 2020-06-30 | A smoke and dust exhaust-gas treatment system for hot-galvanize production |
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| Publication Number | Publication Date |
|---|---|
| CN212681976U true CN212681976U (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021242891.9U Active CN212681976U (en) | 2020-06-30 | 2020-06-30 | A smoke and dust exhaust-gas treatment system for hot-galvanize production |
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| CN (1) | CN212681976U (en) |
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- 2020-06-30 CN CN202021242891.9U patent/CN212681976U/en active Active
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