CN216092831U - Waste gas treatment device - Google Patents
Waste gas treatment device Download PDFInfo
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- CN216092831U CN216092831U CN202122446185.7U CN202122446185U CN216092831U CN 216092831 U CN216092831 U CN 216092831U CN 202122446185 U CN202122446185 U CN 202122446185U CN 216092831 U CN216092831 U CN 216092831U
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Abstract
The utility model relates to the field of waste gas treatment, in particular to a waste gas treatment device, which comprises a waste gas conveying pipe and is characterized in that: still including water washing spray column, alkali wash spray column, photodissociation active carbon adsorption device, draught fan and the chimney that feeds through the setting in proper order, water washing spray column and alkali wash spray column all include the tower body, locate the shower head in the tower body and locate the outside circulating pump of tower body, the circulating pump includes circulating fluid reservoir, one end and shower head intercommunication and the other end extends to the liquid feeding pipe of the inner chamber bottom of circulating fluid reservoir, locate the suction pump on the liquid feeding pipe, locate the bottom intercommunication of the inside collecting tank of tower body, one end and collecting tank and the other end extends to the fluid-discharge tube of the inner chamber of circulating fluid reservoir and set up the filter equipment on the fluid-discharge tube, provide one kind to the harmful substance processing in the waste gas more comprehensive, the treatment effect is better, can carry out filterable novel exhaust treatment device when the circulation to the liquid that sprays in the spray column.
Description
Technical Field
The utility model relates to the field of waste gas treatment, in particular to a waste gas treatment device.
Background
The waste gas treatment refers to the work of pretreating waste gas generated in industrial places and factory workshops before the waste gas is discharged to the outside so as to reach the national standard of the external discharge of the waste gas. Further, the industrial waste gas treatment device is generally applied to places where dust, peculiar smell and smoke are generated in chemical plants, pharmaceutical plants, rubber plants, zinc plating workshops, petrochemical industries and the like, and particularly in waste gas generated in paints, pharmacy, chemical industries and the like, and the waste gas contains a large amount of harmful bacteria, viruses and organic matter gas, so that the pollution is caused to the surrounding working environment, and the pollution is greatly caused to human bodies.
The existing waste gas treatment device is mainly a wet waste gas treatment device, the particles in the waste gas are mainly removed by the wet waste gas treatment device through the spray tower, and then the waste gas is discharged through the chimney after being adsorbed by active carbon.
SUMMERY OF THE UTILITY MODEL
In view of the shortcomings of the prior art, the present invention provides an exhaust gas treatment device to solve the problems of the background art.
The technical scheme of the utility model is realized as follows: an exhaust treatment device, includes exhaust duct, its characterized in that: the device comprises a washing spray tower, an alkaline washing spray tower, a photolysis activated carbon adsorption device, an induced draft fan and a chimney, wherein the washing spray tower, the alkaline washing spray tower, the lateral wall bottom and the tower top of the washing spray tower are respectively provided with a first air inlet and a first air outlet communicated with the inner cavity of the washing spray tower, the first air inlet is communicated with the output end of a waste gas conveying pipe, the lateral wall bottom and the tower top of the alkaline washing spray tower are respectively provided with a second air inlet and a second air outlet communicated with the inner cavity of the washing spray tower, the first air outlet and the second air inlet are connected through a trunk elbow, the photolysis activated carbon adsorption device comprises a shell, a decomposition adsorption component arranged in the shell, and a third air inlet and a third air outlet respectively communicated with the shell, the third air inlet and the second air outlet are connected through a trunk elbow, and the third air outlet is connected with the input end of the induced draft fan through an air pipeline, the lateral wall bottom of chimney is provided with the fourth air inlet rather than the inner chamber intercommunication, the fourth air inlet is passed through the pipeline connection of supplying gas with the output of draught fan, washing spray column and alkali wash spray column all include the tower body, locate the shower head in the tower body and locate the outside circulation pumping of tower body, the circulation pumping includes circulation fluid reservoir, one end and shower head intercommunication and the other end extend to the liquid delivery pipe of the inner chamber bottom of circulation fluid reservoir, locate the suction pump on the liquid delivery pipe, locate the bottom intercommunication of the inside collecting tank of tower body, one end and collecting tank and the other end extend to the fluid-discharge tube of the inner chamber of circulation fluid reservoir and set up the filter equipment on the fluid-discharge tube.
Preferably: decompose the adsorption component including installing in the casing and from the UV photodissociation room, the active carbon adsorption layer that third gas outlet set gradually, UV photodissociation room is including covering the titanium dioxide coating and many sets of UV fluorescent tube in locating UV photodissociation room on the inner wall of UV photodissociation room.
Preferably: the filter device comprises a filter box communicated with the liquid discharge pipe, a water inlet arranged at the top of the filter box, a water outlet arranged at the bottom of the filter box, and a horizontal filter screen arranged in the filter box and used for filtering and removing residues of inlet water.
Preferably: a slag removing mechanism is arranged on one side of the filter box and comprises a slag collecting box, an electric telescopic cylinder and a scraper blade, wherein the slag collecting box is arranged on the filter box, a slag inlet is formed in the top of the slag collecting box, an extending movable cavity extending to the position above the slag inlet is formed in one side of the filter box, the bottom surface of the extending movable cavity is flush with the horizontal filter screen, the electric telescopic cylinder is fixed to the top of the slag collecting box, an output arm of the electric telescopic cylinder extends into the box body of the filter box and penetrates through the extending movable cavity, and an output arm in the box body of the filter box is connected with the two scraper blades which are arranged at intervals and form a scraping state with the upper plane of the horizontal filter screen; in an initial state, the two scraping plates are positioned in the filter box, and the distance range between the two scraping plates corresponds to the filter surface range of the filter screen; when the electric telescopic cylinder drives the two scraping plates to move towards one side of the extending movable cavity in the box body of the filter box to slide in place, the two scraping plates are opposite to the horizontal filter screen to form scraping materials, and the slag materials are pushed into the slag inlet of the slag collecting box.
Preferably: and brush plates for cleaning the horizontal filter screen when scraping materials along with the scraping plates are arranged on the side walls opposite to the two scraping plates.
Preferably: a slag outlet is formed in one side wall of the slag collecting box, and an opening and closing door is arranged in the slag outlet.
Preferably: pure water is filled in the circulating liquid tank corresponding to the water washing spray tower, and a sodium hydroxide solution is filled in the circulating liquid tank corresponding to the alkali washing spray tower.
Has the advantages that:
1. according to the utility model, after the waste gas conveyed in the waste gas conveying pipe passes through the water washing spray tower, particulate matters in the waste gas can be reduced;
2. the utility model can reduce NH in the waste gas after the waste gas conveyed in the waste gas conveying pipe passes through the alkaline washing spray tower3、H2The content of acidic substances such as S and the like;
3. after the waste gas conveyed in the waste gas conveying pipe passes through the photolysis activated carbon adsorption device, organic gases such as toluene and the like in the waste gas can be decomposed into carbon dioxide and water, so that harmful gases in the waste gas can be effectively degraded, meanwhile, various bacteria can be effectively killed, and the device has the functions of deodorization, stain resistance and air purification;
4. the filtering device provided by the utility model can be used for filtering the mixed liquid circulating in the water washing spray tower and the alkali washing spray tower, filtering solid impurities in the mixed liquid and preventing slag from accumulating in a circulating pipeline;
5. the deslagging mechanism provided by the utility model can automatically clear impurities filtered out from the filtering device, and prevent a filter screen in the filtering device from being blocked, thereby influencing the smoothness of liquid circulation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a water wash spray tower according to an embodiment of the present invention;
FIG. 3 is a schematic view of the internal structure of a photolytic activated carbon adsorption unit according to an embodiment of the present invention;
fig. 4 shows the internal structure of the filter device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, the present invention discloses a waste gas treatment device, which comprises a waste gas conveying pipe 1, and in the specific embodiment of the present invention, further comprises a water washing spray tower 2, an alkali washing spray tower 3, a photolysis activated carbon adsorption device 4, an induced draft fan 5 and a chimney 6, which are sequentially communicated with each other, wherein a first gas inlet 21 and a first gas outlet 22, which are communicated with an inner cavity of the water washing spray tower 2, are respectively arranged at the bottom of a side wall and at the top of the water washing spray tower 2, the first gas inlet 21 is communicated with an output end of the waste gas conveying pipe 1, a second gas inlet 31 and a second gas outlet 32, which are communicated with an inner cavity of the alkali washing spray tower 3, are respectively arranged at the bottom of a side wall and at the top of the alkali washing spray tower 3, the first gas outlet 22 and the second gas inlet 31 are connected by a trunk elbow 100, the photolysis activated carbon adsorption device 4 comprises a housing 41, a decomposition adsorption component 42 arranged in the housing 41, and a third gas inlet 43 and a third gas outlet 44 respectively communicated with the housing 41, the third air inlet 43 is connected with the second air outlet 32 through a trunk elbow 100, the third air outlet 44 is connected with the input end of the induced draft fan 5 through an air supply pipeline 101, the bottom of the side wall of the chimney 6 is provided with a fourth air inlet 61 communicated with the inner cavity of the chimney, the fourth air inlet 61 is connected with the output end of the induced draft fan 5 through an air supply pipeline 101, the water washing spray tower 2 and the alkali washing spray tower 3 both comprise a tower body 10, a spray header 11 arranged in the tower body 10 and a circulating pump 12 arranged outside the tower body 10, the circulation pump 12 includes a circulation liquid tank 121, a liquid feeding pipe 122 having one end communicating with the shower head 11 and the other end extending to the bottom of the inner cavity of the circulation liquid tank 121, a water pump 123 disposed on the liquid feeding pipe 122, a liquid collecting tank 124 disposed inside the tower body 10, a liquid discharge pipe 125 having one end communicating with the bottom of the liquid collecting tank 124 and the other end extending to the inner cavity of the circulation liquid tank 121, and a filtering device 126 disposed on the liquid discharge pipe 125.
By adopting the technical scheme, the waste gas in the waste gas conveying pipe is guided by the operation of the induced draft fan, the waste gas is discharged through the chimney after the particulate matters, dust, acidic substances and organic gas in the waste gas are effectively reduced through the water washing spray tower, the alkali washing spray tower and the photolysis active carbon adsorption device which are sequentially communicated, the pollution to the surrounding working environment is avoided, and the great harm to human bodies is prevented3、H2S), the photolysis active carbon adsorption device can decompose organic gas such as toluene and the like contained in the waste gas into carbon dioxide and water, effectively degrade harmful gas in the waste gas, and simultaneously can effectively kill various bacteria, and has the functions of deodorization, stain resistance and air purification, the water washing spray tower and the alkali washing spray tower are provided with circulating pumps, the circulating pumps can circulate liquid for water washing degradation of the waste gas in the water washing spray tower and the alkali washing spray tower, so that the utilization rate of the liquid is improved, when the circulation is carried out, the water suction pump sends the liquid in the circulating liquid tank to a spray head through a liquid feeding pipe, the liquid is sprayed into the water washing spray tower and the alkali washing spray tower through the spray head and is finally collected by a liquid collecting tank, the mixed liquid collected by the liquid collecting tank returns to the circulating liquid tank through a filtering device and a liquid discharging pipe, the liquid discharging pipe of the circulating pump is provided with the filtering device, the mixed liquid circulating in the water washing spray tower and the alkali washing spray tower can be filtered, solid impurities in the mixed liquid are filtered, and slag accumulation in a circulating pipeline is prevented.
In an embodiment of the present invention, the decomposition adsorption assembly 42 includes a UV photolysis chamber 421 and an activated carbon adsorption layer 422 installed in the housing 41 and sequentially disposed from the third air inlet 43 to the third air outlet 44, wherein the UV photolysis chamber 421 includes a titanium dioxide coating 4211 coated on an inner wall of the UV photolysis chamber 421, and a plurality of UV lamps 4212 sleeved in the UV photolysis chamber 421.
Through adopting above-mentioned technical scheme, waste gas passes through behind the UV photodissociation room, organic gas such as toluene in the waste gas decomposes into carbon dioxide and water, harmful gas in the degradation waste gas effectively, and simultaneously, multiple bacterium can also effectively be exterminateed, waste gas after the active carbon adsorption layer passes through the UV photodissociation room is deodorized, the anti-soil, purify, the titanium dioxide coating and the use of UV fluorescent tube complex of setting, under the irradiation of UV fluorescent tube, the titanium dioxide coating can produce strong catalytic degradation function, and then decompose organic pollutant, the harmful gas in the effectual degradation air. Meanwhile, under the irradiation of the UV lamp tube, various germs can be effectively killed, and toxins released by the bacteria and fungi can be decomposed and harmlessly treated.
In the embodiment of the present invention, the filtering device 126 includes a filtering box 1261 disposed on the drain pipe 125, a water inlet 1262 disposed at the top of the filtering box 1261, a water outlet 1263 disposed at the bottom of the filtering box 1261, and a horizontal filtering net 1264 disposed in the filtering box 1261 for filtering and removing the residues of the inlet water.
Through adopting above-mentioned technical scheme, in the mixed liquid in the collecting tank got into the rose box from the water inlet at rose box top through the water conservancy diversion of fluid-discharge tube, mixed liquid was behind horizontal filter screen in the rose box, and impurity in the mixed liquid is filtered on horizontal filter screen, and the mixed liquid after being filtered enters into in the circulation liquid jar by the recirculation to prevent long-pending sediment in the circulating line.
In a specific embodiment of the present invention, a deslagging mechanism 7 is disposed on one side of the filter box 1261, the deslagging mechanism 7 includes a slag collecting box 71, an electric telescopic cylinder 72, and a scraper 73, the slag collecting box 71 is mounted on the filter box 1261, a slag inlet 711 is disposed at the top of the slag collecting box 71, an extended movable cavity 74 extending above the slag inlet 711 is disposed on one side of the filter box 1261, the bottom surface of the extended movable cavity 74 is flush with the horizontal filter screen 1263, the electric telescopic cylinder 72 is fixed at the top of the slag collecting box 71, an output arm of the electric telescopic cylinder 72 extends into the box of the filter box 1261 and passes through the extended movable cavity 74, and the output arm in the box of the filter box 1261 is connected to the two scrapers 73 disposed at an interval and forming a scraping state with the upper plane of the horizontal filter screen 1263; in an initial state, the two scraping plates 73 are positioned in the filter box 1261, and the distance range between the two scraping plates 73 corresponds to the range of the filtering surface of the filter screen 1263; when the electric telescopic cylinder 72 drives the two scraping plates 73 to slide in place towards one side of the extending movable cavity in the box body of the filter box 1261, the two scraping plates 73 scrape the horizontal filter screen 1263 and push the slag into the slag inlet 711 of the slag collecting box 71.
Through adopting above-mentioned technical scheme, when the output of electronic telescoping cylinder contracts, drive the scraper blade and remove to electronic telescoping cylinder, and then the scraper blade scrapes impurity on with the horizontal filtration net, and two scraper blades are right horizontal filtration net forms scrapes the material, and pushes away the slag charge extremely in the slag inlet of collection sediment box, prevent the filter screen jam in the filter equipment to influence liquid circulation's unobstructed.
In the embodiment of the present invention, the two opposite side walls of the scraper blades 73 are provided with brush plates 731 for cleaning the horizontal filter screen 1263 when the scraper blades 73 scrape the material.
By adopting the technical scheme, the two scraping plates are provided with the brush plates which are used for cleaning the horizontal filter screen when materials are scraped along with the scraping plates on the opposite side walls, so that the cleaning strength of the scraping plates on the surface of the horizontal filter screen is improved.
In the specific embodiment of the present invention, a slag outlet 7111 is formed on one side wall of the slag collection box 71, and an opening and closing door 7112 is arranged in the slag outlet 7111.
Through adopting above-mentioned technical scheme, seted up the slag notch on the lateral wall of collection sediment box, be provided with the opening and closing door in the slag notch, the convenience is cleared up the collection slag charge in the collection sediment box.
In the specific embodiment of the present invention, the circulation liquid tank 121 corresponding to the water washing spray tower 2 is filled with pure water, and the circulation liquid tank 121 corresponding to the alkali washing spray tower 3 is filled with sodium hydroxide solution.
Through adopting above-mentioned technical scheme, be full of the pure water in the circulation liquid jar that washing spray column corresponds, the pure water is spouting washingSpraying and circulating in the spray tower, dissolving the particles in the waste gas in pure water, filling the circulating liquid tank corresponding to the alkaline washing spray tower with sodium hydroxide solution, spraying and circulating in the alkaline washing spray tower, and removing NH in the waste gas3、H2Acidic substances such as S and the like are removed by neutralization reaction.
In conclusion, the utility model provides a novel waste gas treatment device which can more comprehensively treat harmful substances in waste gas, has better treatment effect and can filter liquid sprayed in a spray tower during circulation.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. An exhaust gas treatment device comprising: an exhaust gas delivery pipe;
the device is characterized by also comprising a water washing spray tower, an alkali washing spray tower, a photolysis active carbon adsorption device, an induced draft fan and a chimney which are sequentially communicated;
the bottom of the side wall and the top of the alkaline washing spray tower are respectively provided with a first air inlet and a first air outlet which are communicated with the inner cavity of the alkaline washing spray tower, the first air inlet is communicated with the output end of the waste gas conveying pipe, the bottom of the side wall and the top of the alkaline washing spray tower are respectively provided with a second air inlet and a second air outlet which are communicated with the inner cavity of the alkaline washing spray tower, and the first air outlet and the second air inlet are connected through a trunk elbow;
the photolysis active carbon adsorption device includes:
the shell is provided with a third air inlet and a third air outlet in a communication way;
the decomposition adsorption component is arranged in the shell;
the third air inlet is connected with the second air outlet through a trunk elbow, and the third air outlet is connected with the input end of the induced draft fan through an air delivery pipeline;
the bottom of the side wall of the chimney is provided with a fourth air inlet communicated with the inner cavity of the chimney, and the fourth air inlet is connected with the output end of the induced draft fan through an air supply pipeline;
the water washing spray tower and the alkali washing spray tower both comprise:
a tower body;
the spray header is arranged in the tower body;
the circulating pump is arranged outside the tower body and comprises a circulating liquid tank, a liquid feeding pipe, a water suction pump, a liquid collecting tank, a liquid discharging pipe and a filtering device, wherein one end of the liquid feeding pipe is communicated with the spray header, the other end of the liquid feeding pipe extends to the bottom of the inner cavity of the circulating liquid tank, the water suction pump is arranged on the liquid feeding pipe, the liquid collecting tank is arranged inside the tower body, one end of the liquid collecting tank is communicated with the bottom of the liquid collecting tank, the other end of the liquid collecting pipe extends to the inner cavity of the circulating liquid tank, and the filtering device is arranged on the liquid discharging pipe.
2. The waste gas treatment device of claim 1, wherein the decomposition adsorption assembly comprises a UV photolysis chamber and an activated carbon adsorption layer which are arranged in the shell from the third air inlet to the third air outlet in sequence;
the UV photolysis chamber comprises:
the titanium dioxide coating is coated on the inner wall of the UV photolysis chamber;
the UV lamp tube is provided with a plurality of sets and is arranged in the UV photolysis chamber.
3. An exhaust gas treatment device in accordance with claim 1, wherein said filter device comprises:
the filter box is communicated with the liquid discharge pipe;
the water inlet is arranged at the top of the filter box;
the water outlet is arranged at the bottom of the filter box;
the horizontal filter screen is arranged in the filter box and used for filtering and deslagging the inlet water.
4. An exhaust gas treatment device according to claim 3, wherein: a deslagging mechanism is arranged on one side of the filter box;
the slag removing mechanism comprises a slag collecting box, an electric telescopic cylinder and a scraper;
the slag collecting box is arranged on the filter box, a slag inlet is formed in the top of the slag collecting box, an extending movable cavity extending to the position above the slag inlet is formed in one side of the filter box, the bottom surface of the extending movable cavity is flush with the horizontal filter screen, the electric telescopic cylinder is fixed to the top of the slag collecting box, an output arm of the electric telescopic cylinder extends into the box body of the filter box and penetrates through the extending movable cavity, and an output arm in the box body of the filter box is connected with two scraping plates which are arranged at intervals and form a scraping surface state with the upper plane of the horizontal filter screen;
in an initial state, the two scraping plates are positioned in the filter box, and the distance range between the two scraping plates corresponds to the filter surface range of the filter screen;
when the electric telescopic cylinder drives the two scraping plates to move towards one side of the extending movable cavity in the box body of the filter box to slide in place, the two scraping plates are opposite to the horizontal filter screen to form scraping materials, and the slag materials are pushed into the slag inlet of the slag collecting box.
5. An exhaust gas treatment device according to claim 4, wherein: and brush plates for cleaning the horizontal filter screen when scraping materials along with the scraping plates are arranged on the side walls opposite to the two scraping plates.
6. An exhaust gas treatment device according to claim 5, wherein: a slag outlet is formed in one side wall of the slag collecting box, and an opening and closing door is arranged in the slag outlet.
7. An exhaust gas treatment device according to claim 1, wherein: pure water is filled in the circulating liquid tank corresponding to the water washing spray tower, and a sodium hydroxide solution is filled in the circulating liquid tank corresponding to the alkali washing spray tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122446185.7U CN216092831U (en) | 2021-10-11 | 2021-10-11 | Waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122446185.7U CN216092831U (en) | 2021-10-11 | 2021-10-11 | Waste gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216092831U true CN216092831U (en) | 2022-03-22 |
Family
ID=80691907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122446185.7U Active CN216092831U (en) | 2021-10-11 | 2021-10-11 | Waste gas treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216092831U (en) |
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2021
- 2021-10-11 CN CN202122446185.7U patent/CN216092831U/en active Active
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