CN220802583U - Ammonium bicarbonate tail gas washing device - Google Patents
Ammonium bicarbonate tail gas washing device Download PDFInfo
- Publication number
- CN220802583U CN220802583U CN202321564302.2U CN202321564302U CN220802583U CN 220802583 U CN220802583 U CN 220802583U CN 202321564302 U CN202321564302 U CN 202321564302U CN 220802583 U CN220802583 U CN 220802583U
- Authority
- CN
- China
- Prior art keywords
- tail gas
- absorption tower
- filter screen
- absorption
- washing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005406 washing Methods 0.000 title claims abstract description 18
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 title claims abstract description 17
- 235000012538 ammonium bicarbonate Nutrition 0.000 title claims abstract description 17
- 239000001099 ammonium carbonate Substances 0.000 title claims abstract description 17
- 238000010521 absorption reaction Methods 0.000 claims abstract description 71
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 239000002893 slag Substances 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims abstract description 15
- 239000013049 sediment Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract 2
- 230000009471 action Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 238000010992 reflux Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses an ammonium bicarbonate tail gas washing device which comprises an absorption tower body, wherein a partition plate is arranged on the inner end surface of the absorption tower body, the inside of the absorption tower body is divided into a buffer cavity and an absorption cavity by the partition plate, a flow guide pipe is arranged in the partition plate, an air inlet, an air outlet and a slag discharging port are arranged on the side end surface of the absorption tower body, the air inlet and the slag discharging port are positioned on the side wall of the buffer cavity, the air outlet is positioned on the side wall of the absorption cavity, an absorption liquid pipeline is arranged at the bottom of the absorption tower body, a filter screen is arranged at the top of the flow guide pipe, an annular flange is arranged on the side end surface of the flow guide pipe, and a spring is arranged at the upper end of the annular flange. According to the utility model, the elastic connection conical filter screen structure is arranged in the absorption tower main body, so that the filter screen filters solid impurities in tail gas, self-cleaning of the filter screen can be realized, the tail gas absorption effect is greatly improved, the cleaning difficulty of equipment is reduced, and the convenience of the equipment is improved.
Description
Technical Field
The utility model relates to the technical field of tail gas absorption, in particular to an ammonium bicarbonate tail gas washing device.
Background
At present, tail gas treatment is one of important environmental protection works in industrial production. Wherein, the tail gas containing pollutants needs to be effectively treated and purified so as to reduce the harm to the environment and human health. Ammonium bicarbonate tail gas washing devices are one of the common ways to treat tail gas.
In the prior art, the tail gas washing device pumps the tail gas into the absorption tower containing the absorption liquid mostly through the air pump, so that the absorption tower absorbs specific substances in the tail gas and then discharges the specific substances, and the tail gas contains a large amount of fine solid particles, the concentration of the absorption liquid can be influenced by the direct pumping of the absorption liquid, so that the absorption effect of the absorption liquid on the tail gas is poor, the fixed particles are accumulated in the absorption tower for a long time, the capacity of the absorption tower is influenced, the absorption tower is required to be cleaned, and the cleaning work is very difficult, so that the ammonium bicarbonate tail gas washing device is required to solve the problems.
Disclosure of utility model
The utility model aims to provide an ammonium bicarbonate tail gas washing device, which solves the problems that solid particles in tail gas in the prior art are not filtered and can be settled at the bottom of absorption liquid to influence the concentration of the absorption liquid and the volume of an absorption tower and are difficult to clean.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an ammonium bicarbonate tail gas washing device, includes the absorption tower main part, the interior terminal surface of absorption tower main part is provided with the baffle, and the baffle is with absorption tower main part internal partition for buffer chamber and absorption chamber, be provided with the honeycomb duct in the baffle, the side terminal surface of absorption tower main part is provided with air inlet, gas vent and sediment mouth, and air inlet and sediment mouth are located the buffer chamber lateral wall, and the gas vent is located the absorption chamber lateral wall, the bottom of absorption tower main part is provided with the absorption liquid pipeline, the top of honeycomb duct is provided with the filter screen, the side terminal surface of honeycomb duct is provided with annular flange, the upper end of annular flange is provided with the spring.
Preferably, the top of the filter screen is in a conical structure, so that impurities on the surface of the filter screen can roll off under the action of gravity in the shaking process of the filter screen.
Preferably, a sleeve is arranged on the bottom side end surface of the filter screen, the sleeve is sleeved on the guide pipe and is in sliding connection with the guide pipe, the filter screen is in elastic sliding connection with the annular flange through a spring, when tail gas passes through the filter screen, the filter screen extrudes the spring under the action of air resistance and slides downwards, and the filter screen is sprung upwards under the reset action of the spring, so that up-and-down reciprocating motion is formed, dust on the surface of the filter screen is shaken off, and a self-cleaning effect is formed.
Preferably, a limiting column is arranged on the lower end face of the top of the absorption tower main body, and the filter screen is prevented from falling off due to too high bouncing through the limiting column.
Preferably, the top of the slag discharge port is flush with the upper end face of the partition board, the included angle between the partition board and the horizontal plane is five-ten degrees, and the height of the partition board, which is close to the slag discharge port, is lower than that of the partition board, which is far away from the slag discharge port, so that impurities on the surface of the partition board roll down to the slag discharge port along the partition board, and slag discharge is convenient to perform.
Preferably, the honeycomb duct is formed by a plurality of tiny circular tubes to increase the contact area between the tail gas and the absorption liquid.
Preferably, the outer end face of the flow guide pipe is provided with a backflow plate, the backflow plate is of a spiral structure, and flowing water of absorption liquid is reduced through the backflow plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the elastic connection conical filter screen structure is arranged in the absorption tower main body, so that the filter screen filters solid impurities in tail gas, self-cleaning of the filter screen can be realized, the tail gas absorption effect is greatly improved, the cleaning difficulty of equipment is reduced, and the convenience of the equipment is improved.
2. According to the utility model, the reflux plate is arranged on the outer end face of the guide pipe, so that most of the absorption liquid mixed in the tail gas can flow back into the absorption tower along the reflux plate, waste of the absorption liquid is reduced, and the environmental protection performance of the equipment is improved.
Drawings
FIG. 1 is a front cross-sectional view of the present utility model;
FIG. 2 is an enlarged view of FIG. 1A in accordance with the present utility model;
Fig. 3 is a top view of the present utility model.
In the figure: 1 an absorption tower main body, 11 a baffle plate, 12 a buffer cavity, 13 an absorption cavity, 14 an air inlet, 15 a slag discharge port, 16 an air outlet, 17 an absorption liquid pipeline, 18 a flow guide pipe, 181 an annular flange, 182 springs, 19 a reflux plate, 10 a limit column, 2a filter screen and 21 a sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1 to 3, an ammonium bicarbonate tail gas washing device in the drawings comprises an absorption tower body 1, wherein a baffle 11 is arranged at the inner end surface of the absorption tower body 1, the baffle 11 divides the inside of the absorption tower body 1 into a buffer cavity 12 and an absorption cavity 13, a flow guide pipe 18 is arranged in the baffle 11, an air inlet 14, an air outlet 16 and a slag discharge opening 15 are arranged at the side end surface of the absorption tower body 1, the air inlet 14 and the slag discharge opening 15 are positioned on the side wall of the buffer cavity 12, the air outlet 16 is positioned on the side wall of the absorption cavity 13, an absorption liquid pipeline 17 is arranged at the bottom of the absorption tower body 1, a filter screen 2 is arranged at the top of the flow guide pipe 18, an annular flange 181 is arranged at the side end surface of the flow guide pipe 18, and a spring 182 is arranged at the upper end of the annular flange 181.
The top of the filter screen 2 is of a conical structure, so that impurities on the surface of the filter screen 2 can roll off under the action of gravity in the shaking process.
The bottom side terminal surface of filter screen 2 is provided with sleeve 21, and sleeve 21 cover is established on honeycomb duct 18 rather than sliding connection, and filter screen 2 and annular flange 181 pass through spring 182 elasticity sliding connection, and when tail gas passed through filter screen 2, filter screen 2 extruded spring 182 under the effect of air resistance, and the downwardly sliding to rebound under the reset action of spring 182, thereby form up-and-down reciprocating motion, shake off the dust on filter screen 2 surface, thereby form the automatically cleaning effect.
The lower end face of the top of the absorption tower main body 1 is provided with a limit column 10, and the filter screen 2 is prevented from falling off due to the fact that the limit column 10 bounces too high.
The top of the slag discharge port 15 is level with the upper end face of the baffle 11, the included angle between the baffle 11 and the horizontal plane is five-ten degrees, and the height of the end, close to the slag discharge port 15, of the baffle 11 is lower than the height of the end, far away from the slag discharge port 15, so that impurities on the surface of the baffle 11 roll down to the slag discharge port 15 along the baffle 11, and slag discharge is facilitated.
The flow guide pipe 18 is formed by a plurality of fine round pipes to increase the contact area between the tail gas and the absorption liquid.
The outer end face of the flow guide pipe 18 is provided with a backflow plate 19, the backflow plate 19 is of a spiral structure, and flowing water of absorption liquid is reduced through the backflow plate 19.
The washing device is used when in use: introducing a certain amount of ammonium bicarbonate solution into the absorption tower body 1 through the absorption liquid pipeline 17, introducing tail gas containing ammonia into the absorption tower body 1 through the air inlet 14, enabling the tail gas to pass through the filter screen 2 to enter the guide pipe 18 and then contact with the bottom absorption liquid, enabling the absorption liquid to absorb the ammonia in the tail gas, enabling the rest tail gas to pass through the reflux plate 19 and be discharged from the exhaust port 16, enabling a small amount of absorption liquid in the tail gas to flow back into the absorption tower along the reflux plate 19 under the action of gravity settling, enabling the filter screen 2 to squeeze the spring 182 under the action of air resistance when the tail gas passes through the filter screen 2, sliding downwards, and bouncing upwards under the reset action of the spring 182, so that up-down reciprocating motion is formed, dust on the surface of the filter screen 2 is shaken off, and slides to the slag discharge port 15 along the partition plate 11, and periodically opening the slag discharge port 15 to clean impurities in the absorption tower.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An ammonium bicarbonate tail gas washing device, comprising:
Absorption tower main part (1), the interior terminal surface of absorption tower main part (1) is provided with baffle (11), and baffle (11) are buffer chamber (12) and absorption chamber (13) with absorption tower main part (1) internal partition, be provided with honeycomb duct (18) in baffle (11), the side terminal surface of absorption tower main part (1) is provided with air inlet (14), gas vent (16) and sediment mouth (15), and air inlet (14) and sediment mouth (15) are located buffer chamber (12) lateral wall, and gas vent (16) are located on absorption chamber (13) lateral wall, the bottom of absorption tower main part (1) is provided with absorption liquid pipeline (17), the top of honeycomb duct (18) is provided with filter screen (2), the side terminal surface of honeycomb duct (18) is provided with annular flange (181), the upper end of annular flange (181) is provided with spring (182).
2. The ammonium bicarbonate tail gas washing device according to claim 1, wherein: the top of the filter screen (2) is of a conical structure.
3. The ammonium bicarbonate tail gas washing device according to claim 1, wherein: the bottom side terminal surface of filter screen (2) is provided with sleeve (21), sleeve (21) cover is established on honeycomb duct (18) rather than sliding connection, filter screen (2) and annular flange (181) pass through spring (182) elasticity sliding connection.
4. The ammonium bicarbonate tail gas washing device according to claim 1, wherein: the top lower end face of the absorption tower main body (1) is provided with a limit column (10).
5. The ammonium bicarbonate tail gas washing device according to claim 1, wherein: the top of the slag discharge port (15) is flush with the upper end face of the partition board (11), the included angle between the partition board (11) and the horizontal plane is five-ten degrees, and the height of the end, close to the slag discharge port (15), of the partition board (11) is lower than the height of the end, far away from the slag discharge port (15).
6. The ammonium bicarbonate tail gas washing device according to claim 1, wherein: the flow guide pipe (18) is formed by a plurality of tiny round pipes.
7. The ammonium bicarbonate tail gas washing device according to claim 1, wherein: the outer end face of the flow guide pipe (18) is provided with a backflow plate (19), and the backflow plate (19) is of a spiral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321564302.2U CN220802583U (en) | 2023-06-19 | 2023-06-19 | Ammonium bicarbonate tail gas washing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321564302.2U CN220802583U (en) | 2023-06-19 | 2023-06-19 | Ammonium bicarbonate tail gas washing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220802583U true CN220802583U (en) | 2024-04-19 |
Family
ID=90678837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321564302.2U Active CN220802583U (en) | 2023-06-19 | 2023-06-19 | Ammonium bicarbonate tail gas washing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220802583U (en) |
-
2023
- 2023-06-19 CN CN202321564302.2U patent/CN220802583U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207913445U (en) | A kind of purification of chemical waste gas processing unit | |
| CN105169864B (en) | A kind of dust arrester suitable for industrial waste gas | |
| CN220802583U (en) | Ammonium bicarbonate tail gas washing device | |
| CN104722151B (en) | Industrial waste gas washer | |
| CN214914539U (en) | Washing air purifier | |
| CN214106179U (en) | Asphalt flue gas purification system of asphalt mixing plant | |
| CN106861337A (en) | A kind of landfill air-cleaning system | |
| CN109139194B (en) | A kind of purifying vehicle exhaust environmental protecting device | |
| CN208032305U (en) | A kind of organic exhaust gas purifying system | |
| CN206965506U (en) | A kind of desulfurization and dedusting integrated device | |
| RU156865U1 (en) | DEVICE FOR CLEANING THE AIR IN THE VEHICLE CAB | |
| CN209558344U (en) | Cigarette recyclable device more than a kind of Cremation Machine | |
| CN211133436U (en) | Air purification filters environmental protection equipment | |
| CN108786260B (en) | Cyclone microbubble dirt remover | |
| CN104722150B (en) | Pharmacy and chemical industry catalytic converter | |
| CN204684880U (en) | Industrial waste gas washer | |
| CN109237564B (en) | Domestic oil pumping purifying processor | |
| CN211358222U (en) | Domestic waste gas treatment device for environmental protection | |
| CN209188491U (en) | A kind of structure of fume desulfurating absorption tower | |
| CN209952570U (en) | Environment-friendly dust removal and desulfurization device | |
| CN104667688B (en) | A kind of industrial waste-gas purifier | |
| CN217431251U (en) | Pipeline type oil mist purification system | |
| CN219647072U (en) | Exhaust gas treatment ware convenient to clearance with clear mechanism of arranging of dust granule | |
| CN216572243U (en) | Multistage industrial waste gas dust collecting equipment | |
| CN208642154U (en) | A kind of sesame flue gas removal device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |