CN220387426U - Waste gas collecting and treating device - Google Patents
Waste gas collecting and treating device Download PDFInfo
- Publication number
- CN220387426U CN220387426U CN202321884388.7U CN202321884388U CN220387426U CN 220387426 U CN220387426 U CN 220387426U CN 202321884388 U CN202321884388 U CN 202321884388U CN 220387426 U CN220387426 U CN 220387426U
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- Prior art keywords
- controller
- cleaning tank
- air
- pipe
- cleaning
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- 239000002912 waste gas Substances 0.000 title claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims abstract description 126
- 239000007789 gas Substances 0.000 claims abstract description 81
- 238000000605 extraction Methods 0.000 claims abstract description 48
- 238000005273 aeration Methods 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 230000005611 electricity Effects 0.000 claims abstract 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 2
- 230000000740 bleeding effect Effects 0.000 abstract 2
- 230000006872 improvement Effects 0.000 description 11
- 230000009286 beneficial effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 238000005276 aerator Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Abstract
The utility model relates to the technical field of waste gas collection and treatment, in particular to a waste gas collection and treatment device, which comprises: the air suction assembly comprises two groups, and the input ends of the air suction pumps of the two groups of air suction assemblies are communicated with the inside of the air collection cover through air suction pipes; the cleaning tank is used for storing cleaning liquid and is arranged at the output end of the air extraction component, an aeration pipe is arranged in the cleaning tank, the output end of the air extraction pump of the air extraction component is provided with an exhaust pipe which extends to the interior of the cleaning tank, and the circulating component is arranged on the cleaning tank; the controller is connected with the subassembly electricity of bleeding for two sets of subassemblies operation of bleeding of alternate control drive the gas collecting channel and collect waste gas to carry waste gas to the inside of wasing the jar, circulation subassembly and controller electric connection and the control operation of controller, through the inside that lets in the washjar with the gas that has harmful components carries out multiple cycle and washs repeatedly, can reach better cleaning performance.
Description
Technical Field
The utility model relates to the technical field of waste gas collection and treatment, in particular to a waste gas collection and treatment device.
Background
In the chemical field, waste gas is often generated, and a waste gas cleaning tank is mostly adopted for the treatment of the waste gas, so that harmful components in the waste gas react with cleaning liquid in the cleaning tank to achieve the effect of removing the harmful components, and then the gas without the harmful components after the reaction is discharged from the cleaning tank.
Disclosure of Invention
In view of the above problems, an object of the present utility model is to: the gas with harmful components is introduced into the cleaning tank to be repeatedly cleaned for a plurality of times, so that a better cleaning effect can be achieved.
In order to achieve the above purpose, the utility model adopts the technical scheme that: an exhaust gas collection and treatment device comprising:
the gas collecting hood is arranged at the exhaust gas output end of the exhaust gas emission device;
the air extraction assemblies are two groups, and the input ends of the air extraction pumps of the two groups of air extraction assemblies are communicated with the inside of the gas collection cover through air extraction pipes;
the cleaning tank is used for storing cleaning liquid and is arranged at the output end of the air extraction assembly, an aeration pipe is arranged in the cleaning tank, and the output end of the air extraction pump of the air extraction assembly is provided with an exhaust pipe which extends to the interior of the cleaning tank and is connected with the input end of the aeration pipe;
the circulating assembly is arranged on the cleaning tank and is used for guiding the gas exhausted by the aeration pipe in the cleaning tank into the aeration pipe again for cleaning;
the controller is electrically connected with the air extraction components and is used for alternately controlling the operation of the two groups of air extraction components, driving the gas collecting hood to collect waste gas and conveying the waste gas to the inside of the cleaning tank, and the circulating component is electrically connected with the controller and is controlled by the controller to operate.
The beneficial effects of the utility model are as follows: the harmful gas exhausted from the waste gas exhaust equipment is concentrated through the gas collecting hood, the gas collecting hood is enabled to generate negative pressure by the gas extraction component, the collection of the harmful gas is facilitated, the gas in the gas collecting hood is conveyed to the inside of the cleaning tank by the gas extraction component, cleaning liquid is stored in the cleaning tank, the harmful gas entering the inside of the cleaning tank is exhausted through the aeration pipe and contacts with the cleaning liquid, the harmful gas can be divided into small bubbles and fully contacted with the cleaning liquid due to micropores on the aeration pipe, the cleaned gas is separated from the cleaning liquid and then is driven by the circulating component to be washed back to the inside of the aeration pipe, the cleaning is carried out again, after the circulating component is circulated for many times, the cleaning of the gas is thoroughly, the circulating component in the inside of one cleaning tank is controlled by the controller to circularly clean the gas, after the inside of the inflated cleaning tank is inflated, the inside of the cleaning tank is circularly cleaned, and the other cleaning tank is circularly cleaned, and circularly cleaned, so that the two gas extraction components and the circulating component alternately operate, and the effect of thoroughly cleaning the harmful components is achieved.
In order to enable the circulation assembly to achieve a gas circulation cleaning of the interior of the cleaning tank.
As a further improvement of the technical scheme, the circulating assembly comprises a circulating pump arranged on the cleaning tank, an air suction pipe extending to the upper part inside the cleaning tank is arranged at the input end of the circulating pump, an air outlet pipe is arranged at the output end of the circulating pump and connected with the input end of the aeration pipe, and the circulating pump is electrically connected with the controller and controlled to run by the controller.
The beneficial effects of this improvement are: the circulating pump is controlled by the controller, and gas separated from the cleaning liquid can be intensively sent into the aeration pipe again, so that the effect of cleaning again is achieved.
In order to enable the gas pressure inside the purge tank to reach a specified value, the controller controls the circulation assembly to perform a purge operation.
As a further improvement of the technical scheme, the cleaning tank is provided with the plugging pipe, the plugging pipe is provided with the first electromagnetic valve, the cleaning tank is internally provided with the air pressure sensor, the first electromagnetic valve is electrically connected with the controller and is controlled by the controller to operate, and the pressure flow sensor is electrically connected with the controller and is used for transmitting air pressure signals to the controller.
The beneficial effect of this improvement: the controller controls the opening and closing of the first electromagnetic valve on the plugging pipe to control the inside of the cleaning tank to be in a closed or non-closed state, the air pressure sensor can monitor the air pressure in the cleaning tank at any time and transmit an air pressure signal to the controller, when the air pressure reaches a set threshold value, the controller controls the air extraction assembly corresponding to the inside of the cleaning tank to stop working and controls the circulating assembly to carry out circulating cleaning, when the air pressure in the other cleaning tank reaches the set threshold value, the circulating assembly on the cleaning tank to carry out circulating cleaning stops working, the controller controls the first electromagnetic valve on the cleaning tank to be opened for air discharge, when the air pressure is reduced to the atmospheric pressure, the first electromagnetic valve is closed for carrying out the air extraction working, and the other cleaning tank with the air pressure reaching the set threshold value carries out the circulating cleaning working, so that the operation of the air extraction assembly and the circulating assembly can be alternately controlled according to the air pressure change in the two cleaning tanks.
In order to enable the aeration pipe to make full use of the space of the wash tank.
As a further improvement of the above technical solution, the aerator pipe is in a planar spiral shape.
The beneficial effects of this improvement are: the plane spiral aeration pipe can fully utilize the space of the cleaning tank, so that the cleaning effect is better.
In order to enable the circulation assembly to rapidly circulate the gas.
As a further improvement of the scheme, the input end of the air suction pipe is provided with an expanding mask.
The improved beneficial effect is that the flaring cover is beneficial to improving the pumping efficiency of the circulating pump.
In order to avoid gas in the aeration tube from overflowing from the air extraction assembly.
As a further improvement of the scheme, a second electromagnetic valve is arranged on the exhaust pipe at the output end of the exhaust pipe, and the second electromagnetic valve is electrically connected with the controller and is controlled to operate by the controller.
The beneficial effect of this improvement, when the controller bleed subassembly stopped the operation, the synchronous control second solenoid valve of controller was closed, and when the controller control bleed subassembly was operated, the second solenoid valve was opened, gas leakage when avoiding bleed subassembly to stop from this, when avoiding bleed subassembly to stop operation suddenly simultaneously, because the negative pressure of blast pipe leads to the washing liquid to be adsorbed to the inside of aspiration pump, damages the wash pump.
In order to make the circulation pump protected.
As a further improvement of the scheme, a third electromagnetic valve is arranged on an air outlet pipe at the output end of the circulating pump, the third electromagnetic valve is electrically connected with the controller, and the controller is controlled by the controller to synchronously operate with the circulating assembly.
The beneficial effect of this improvement, third solenoid valve is opened when the circulation subassembly operation of controller control, closes when the circulation subassembly is stopped in controller control, avoids circulating pump stop suddenly from this and makes out the trachea produce the negative pressure, leads to the washing liquid to be adsorbed to the inside of circulating pump.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a side view of the present utility model;
FIG. 4 is a schematic cross-sectional view of FIG. 3 in accordance with the present utility model;
fig. 5 is a schematic diagram of the circuit control principle of the present utility model.
In the figure: 1. an apparatus; 2. a gas collecting hood; 3. an air extraction assembly; 301. an exhaust pipe; 302. an air extracting pump; 303. an exhaust pipe; 304. a second electromagnetic valve; 4. a cleaning tank; 401. an aeration pipe; 5. a circulation assembly; 501. a circulation pump; 502. a mask expanding cover; 503. an air suction pipe; 504. an air outlet pipe; 505. a third electromagnetic valve; 6. plugging the pipe; 601. a first electromagnetic valve; 7. an air pressure sensor; 8. and a controller.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.
As shown in fig. 1 to 5, an exhaust gas collecting and treating apparatus includes: a gas collecting hood 2, wherein the gas collecting hood 2 is arranged at an exhaust gas output end of the exhaust gas emission device 1; the two groups of air extraction assemblies 3 are arranged, and the input ends of the air extraction pumps 302 of the two groups of air extraction assemblies 3 are communicated with the inside of the gas collection cover 2 through the air extraction pipes 301; the cleaning tank 4 is used for storing cleaning liquid and is arranged at the output end of the air extraction assembly 3, an aerator pipe 401 is arranged in the cleaning tank 4, and an exhaust pipe 303 is arranged at the output end of the air extraction pump 302 of the air extraction assembly 3, extends to the interior of the cleaning tank 4 and is connected with the input end of the aerator pipe 401; the circulating assembly 5 is arranged on the cleaning tank 4 and is used for guiding the gas exhausted from the aeration pipe 401 in the cleaning tank 4 into the aeration pipe 401 again for cleaning; the controller 8 is electrically connected with the air extraction components 3, and is used for alternately controlling the operation of the two groups of air extraction components 3, driving the gas collection cover 2 to collect waste gas and conveying the waste gas into the cleaning tank 4, the circulating component 5 is electrically connected with the controller 8 and is controlled by the controller 8 to operate, harmful gas discharged from the waste gas discharging equipment 1 is concentrated through the gas collection cover 2, the air extraction components 3 enable the gas collection cover 2 to generate negative pressure so as to facilitate the collection of the harmful gas, the air extraction components 3 convey the gas in the gas collection cover 2 into the cleaning tank 4, the cleaning tank 4 stores cleaning liquid, the harmful gas entering the cleaning tank 4 is discharged and contacted with the cleaning liquid through the aeration pipe 401, and the harmful gas can be divided into small bubbles and fully contacted with the cleaning liquid due to micropores on the aeration pipe 401, the cleaned gas is driven by the circulating component 5 to be flushed back to the inside of the aeration pipe 401 after being separated from cleaning liquid, the cleaning is carried out again, the cleaning of the gas is thoroughly ensured after the circulation is carried out for a plurality of times, the controller 8 controls one of the air extraction components 3 to carry out the process of inflating the inside of the cleaning tank 4, the circulating component 5 in the other cleaning tank 4 is controlled by the controller 8 to carry out the circulating cleaning of the gas, after the inflation of the inside of the inflated cleaning tank 4 is completed, the circulation cleaning of the inside of the inflated cleaning tank 4 is carried out, the circulation cleaning of the other cleaning tank 4 is stopped, and the inflation is carried out, thereby the two air extraction components 3 and the circulating component 5 alternately operate to achieve the effect of thoroughly cleaning harmful components of the waste gas, the circulating component 5 comprises a circulating pump 501 arranged on the cleaning tank 4, the input end of the circulating pump 501 is provided with an air suction pipe 503 extending to the upper part inside the cleaning tank 4, the output end of the circulating pump 501 is provided with an air outlet pipe 504 connected with the input end of the aeration pipe 401, the circulating pump 501 is electrically connected with the controller 8 and is controlled by the controller 8 to operate, the circulating pump 501 is controlled by the controller 8, gas separated from cleaning liquid can be intensively sent into the aeration pipe 401 again to achieve the effect of cleaning again, the cleaning tank 4 is provided with a plugging pipe 6, the plugging pipe 6 is provided with a first electromagnetic valve 601 door, the inside of the cleaning tank 4 is provided with an air pressure sensor 7, the first electromagnetic valve 601 door is electrically connected with the controller 8 and is controlled by the controller 8 to operate, the air pressure sensor is electrically connected with the controller 8 to transmit a gas pressure signal to the controller 8, the controller 8 controls the opening and closing of the first electromagnetic valve 601 door on the plugging pipe 6 to control the state of being closed or not closed inside the cleaning tank 4, the air pressure sensor 7 can monitor the air pressure in the cleaning tank 4 at any time and transmit an air pressure signal to the controller 8, when the air pressure reaches a set threshold value, the controller 8 controls the air suction component 3 corresponding to the inside of the cleaning tank 4 to stop working and controls the circulating component 5 to perform circulating cleaning, when the air pressure inside the other cleaning tank 4 reaches the set threshold value, the circulating component 5 on the cleaning tank 4 performing circulating cleaning stops working, the controller 8 controls the first electromagnetic valve 601 door on the cleaning tank 4 to open for air discharge, when the air pressure is reduced to the atmospheric pressure, the first electromagnetic valve 601 door is closed for air suction working, the other cleaning tank 4 of which the air pressure inside reaches the set threshold value performs circulating cleaning working, the operation of the air extraction assembly 3 and the circulating assembly 5 can be alternately controlled according to the change of the gas pressure in the two cleaning tanks 4, the aeration pipe 401 is in a planar spiral shape, the space of the cleaning tank 4 can be fully utilized by the aeration pipe 401 in the planar spiral shape, the cleaning effect is better, the air diffusion cover 502 is arranged at the input end of the air suction pipe 503, the air diffusion cover 502 is beneficial to improving the air extraction efficiency of the circulating pump 501, the second electromagnetic valve 304 door is arranged on the exhaust pipe 303 at the output end of the air suction pipe 301, the second electromagnetic valve 304 door is electrically connected with the controller 8 and is controlled by the controller 8, when the air extraction assembly 3 of the controller 8 stops operating, the second electromagnetic valve 304 door is controlled by the controller 8 to be closed, when the air extraction assembly 3 is controlled by the controller 8, the second electromagnetic valve 304 door is opened, thereby avoiding the leakage of gas when the air extraction assembly 3 stops operating suddenly, and simultaneously avoiding the cleaning liquid from being adsorbed to the inside of the pump 302 due to the negative pressure of the exhaust pipe 303, a third electromagnetic valve 505 is arranged at the output end 504 of the circulating pump, when the air suction pipe 301 stops operating suddenly, the third electromagnetic valve 505 is electrically connected with the controller 8, the circulating pump 501 is prevented from being opened when the air suction assembly 5 is controlled by the controller 8, and the circulating pump 5 is prevented from being opened when the circulating pump 5 is controlled by the controller 5 to stop operating synchronously when the controller 8 stops operating, and the circulating pump 5 is prevented from being controlled by the controller 8.
The working principle of the utility model is as follows: the harmful gas discharged from the exhaust emission device 1 is concentrated through the gas collecting hood 2, the gas extraction component 3 enables the gas collecting hood 2 to generate negative pressure, the collection of the harmful gas is facilitated, the gas in the gas collecting hood 2 is conveyed to the inside of the cleaning tank 4 through the gas extraction component 3, cleaning liquid is stored in the cleaning tank 4, the harmful gas entering the inside of the cleaning tank 4 is discharged through the aeration pipe 401 and contacted with the cleaning liquid, the harmful gas can be divided into small bubbles through the micropores on the aeration pipe 401, the small bubbles are fully contacted with the cleaning liquid, the cleaned gas is driven to be washed back to the inside of the aeration pipe 401 by the circulation component 5 after being separated from the cleaning liquid, the cleaning of the gas is thoroughly ensured, the controller 8 controls the operation of the circulation component 5 in the inside of one cleaning tank 4 to circularly clean the gas in the process of inflating the inside of the other cleaning tank 4, the inside of the inflated cleaning tank 4 is circularly cleaned after the inflating inside of the cleaning tank 4 is completed, the inside of the other circularly cleaned tank 4 is stopped, and the circularly cleaned inside of the other circularly cleaned tank 4 is circularly cleaned, and the two circularly cleaned components are alternately cleaned after the two circularly cleaned components are alternately, and the circularly cleaned components are completely cleaned, and the exhaust components are completely cleaned.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that, due to the limited text expressions, there is virtually no limit to the specific structure, and that, for a person skilled in the art, modifications, alterations and combinations of these features may be made in a suitable manner without departing from the principles of the present utility model; such modifications, variations and combinations, or applications of the concepts and aspects of the utility model in other applications without modification, are contemplated as falling within the scope of the utility model.
Claims (7)
1. An exhaust gas collection and treatment device, comprising:
the gas collecting hood (2), the gas collecting hood (2) is set up in the exhaust gas output end of the exhaust emission equipment (1);
the air extraction assemblies (3), wherein the air extraction assemblies (3) are two groups, and the input ends of air extraction pumps (302) of the two groups of air extraction assemblies (3) are communicated with the inside of the gas collecting hood (2) through air extraction pipes (301);
the cleaning tank (4) is used for storing cleaning liquid and is arranged at the output end of the air extraction assembly (3), an aeration pipe (401) is arranged in the cleaning tank (4), and an exhaust pipe (303) extending to the interior of the cleaning tank (4) is arranged at the output end of the air extraction pump (302) of the air extraction assembly (3) and is connected with the input end of the aeration pipe (401);
the circulating assembly (5) is arranged on the cleaning tank (4) and is used for guiding the gas exhausted from the aeration pipe (401) in the cleaning tank (4) into the aeration pipe (401) again for cleaning;
the controller (8), controller (8) are connected with bleed subassembly (3) electricity for two sets of bleed subassembly (3) operation of alternate control drive gas collecting channel (2) collect waste gas to carry the inside of washpot (4) with waste gas, circulating assembly (5) and controller (8) electric connection and the control operation of controller (8).
2. An exhaust gas collecting and treating device according to claim 1, wherein: the circulating assembly (5) comprises a circulating pump (501) arranged on the cleaning tank (4), an air suction pipe (503) extending to the upper part inside the cleaning tank (4) is arranged at the input end of the circulating pump (501), an air outlet pipe (504) is arranged at the output end of the circulating pump (501) and is connected with the input end of the aeration pipe (401), and the circulating pump (501) is electrically connected with the controller (8) and is controlled to operate by the controller (8).
3. An exhaust gas collecting and treating device according to claim 1, wherein: the cleaning tank is characterized in that a blocking pipe (6) is arranged on the cleaning tank (4), a first electromagnetic valve (601) is arranged on the blocking pipe (6), an air pressure sensor (7) is arranged inside the cleaning tank (4), the first electromagnetic valve (601) is electrically connected with the controller (8), and is controlled by the controller (8) to operate, and the air pressure sensor is electrically connected with the controller (8) and is used for transmitting air pressure signals to the controller (8).
4. An exhaust gas collecting and treating device according to claim 1 or 2, wherein: the aeration pipe (401) is in a plane spiral shape.
5. An exhaust gas collecting and treating device according to claim 2, wherein: an expanding mask (502) is arranged at the input end of the air suction pipe (503).
6. An exhaust gas collecting and treating device according to claim 1, wherein: the exhaust pipe (303) at the output end of the exhaust pipe (301) is provided with a second electromagnetic valve (304), the second electromagnetic valve (304) is electrically connected with the controller (8), and the controller (8) controls the synchronous operation of the exhaust assembly (3).
7. An exhaust gas collecting and treating device according to claim 2, wherein: the circulating pump (501) is characterized in that a third electromagnetic valve (505) is arranged on an air outlet pipe (504) at the output end of the circulating pump (501), the third electromagnetic valve (505) is electrically connected with the controller (8), and the controller (8) is controlled to synchronously operate with the circulating assembly (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321884388.7U CN220387426U (en) | 2023-07-18 | 2023-07-18 | Waste gas collecting and treating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321884388.7U CN220387426U (en) | 2023-07-18 | 2023-07-18 | Waste gas collecting and treating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220387426U true CN220387426U (en) | 2024-01-26 |
Family
ID=89597651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321884388.7U Active CN220387426U (en) | 2023-07-18 | 2023-07-18 | Waste gas collecting and treating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220387426U (en) |
-
2023
- 2023-07-18 CN CN202321884388.7U patent/CN220387426U/en active Active
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| GR01 | Patent grant |