CN213912882U - Counter-flow type tail gas treatment tower - Google Patents
Counter-flow type tail gas treatment tower Download PDFInfo
- Publication number
- CN213912882U CN213912882U CN202021778512.8U CN202021778512U CN213912882U CN 213912882 U CN213912882 U CN 213912882U CN 202021778512 U CN202021778512 U CN 202021778512U CN 213912882 U CN213912882 U CN 213912882U
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- tower body
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- circulating water
- spraying
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- Expired - Fee Related
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- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses a counter-flow type tail gas treatment tower. It includes tower body, circulating water pond, the lower part of tower body is provided with the intake pipe, the tower body is inside by supreme one-level filler district, one-level spraying district, second grade filler district, the second grade spraying district, defogging district of having set gradually down, the tower body top is provided with the chimney, one-level filler district and second grade filler district all pack by a plurality of polyhedral spheroids and load the formation, the one-level spraying district with all be provided with the shower in the second grade spraying district, be provided with the water strainer board in the defogging district, the one-level spraying district with the shower that the second grade sprayed the district all through circulating water pump with the circulating water pond is connected, the tower body bottom with through the pipeline intercommunication between the circulating water pond. The utility model discloses can carry out effective purification treatment to the waste gas that casting shop pouring cooling process produced, exhaust-gas treatment volume is big, and area is little.
Description
Technical Field
The utility model relates to a tail gas treatment tower, mainly used handle the waste gas that casting shop pouring cooling process produced, belong to tail gas exhaust-gas treatment equipment technical field.
Background
Casting shop pouring cooling process can produce a large amount of waste gas, contains a large amount of dust and harmful gas composition in the waste gas, in order to reach environmental protection emission standard, needs to handle the waste gas that produces in the production process.
Most of the existing tail gas treatment equipment has the defects of large occupied area and poor waste gas treatment effect on the casting and cooling process of a casting workshop.
Disclosure of Invention
To the above-mentioned defect that exists among the prior art, the utility model provides a can carry out effective purification treatment, the little counter-current tail gas treatment tower of area to the waste gas that the casting shop pouring cooling process produced.
The utility model discloses a realize through following technical scheme: a counter-flow type tail gas treatment tower is characterized in that: including tower body, circulating water pond, the lower part of tower body is provided with the intake pipe, inside one-level filler district, one-level spraying district, second grade filler district, the second grade spraying district, defogging district of having set gradually by supreme down of tower body, the tower body top is provided with the chimney, one-level filler district and second grade filler district all pack by a plurality of polyhedral spheres and form, the one-level spraying district with all be provided with the shower in the second grade spraying district, be provided with the drainage board in the defogging district, the one-level spraying district with the shower that the second grade sprayed the district all through circulating water pump with the circulating water pond is connected, the tower body bottom with through the pipeline intercommunication between the circulating water pond.
The utility model discloses in, circulating water pond is used for the water storage, can spray the shower that the district set up for one-level spraying district and second grade spraying district through circulating water pump and provide the spray water, and the shower in one-level spraying district and second grade spraying district can the blowout water smoke. The utility model discloses the during operation, waste gas is in entering the tower by the intake pipe, waste gas is earlier through the one-level filler district, granule dust and harmful gas in the waste gas and upper end one-level spray district shower spun water smoke carry out the double-phase contact absorption of gas-liquid in the polyhedral sphere filler district, large granule dust and the water that has absorbed partial harmful gas fall into the tower bottom, gas reentries second grade filler district and carries out the secondary purification absorption with the water smoke that the second grade sprayed the district and form, discharge gas passes through the drainage board that removes the fog district again and filters behind the steam through the chimney discharge up to standard. The absorbed water falls into the bottom of the tower body, enters a circulating water tank, is filtered and pressurized by a water pump, and then is recycled from a water pipe to a two-stage spraying area.
Further, the tower body is made of polypropylene materials. The tower body is made of polypropylene material, and has the advantages of light weight, good corrosion resistance and convenient maintenance.
The utility model has the advantages that: the utility model has simple structure, through arranging the two-stage packing area and the two-stage spraying area and arranging the air inlet pipe at the lower part of the tower body, the pollutant in the gas can be separated out through two times of purification treatment in the process that the gas flows through the tower body from bottom to top, thereby greatly improving the purification treatment effect of the waste gas; the polyhedral sphere packing is adopted in the two-stage packing area, the polyhedral sphere packing can provide a large enough surface area, the contact area of gas and liquid is greatly increased, harmful ingredients in tail gas can be effectively absorbed, the tail gas treatment effect is improved, the tail gas treatment capacity is greatly increased, excessive resistance to gas flow cannot be caused by the polyhedral sphere packing, and gas passing is facilitated. The utility model discloses compare with current exhaust-gas treatment equipment, exhaust-gas purification is effectual, and exhaust-gas treatment volume is big, and area is little. Furthermore, the utility model discloses an adopt the polypropylene materials preparation, can alleviate equipment weight greatly, and corrosion resistance is good, and easy maintenance is particularly useful for handling the waste gas that produces casting shop pouring cooling process.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
in the figure, the tower body 1, the tower body 2, the air inlet pipe 3, the first-level packing area 4, the second-level packing area 5, the first-level spraying area 6, the second-level spraying area 7, the demisting area 8, the water filtering plate 9, the circulating water pump 10, the circulating water tank 11 and the chimney are arranged.
Detailed Description
The invention will now be further described by way of non-limiting examples with reference to the accompanying drawings:
as shown in the attached drawing, a counter-flow type tail gas treatment tower comprises a tower body 1 and a circulating water tank 10, wherein an air inlet pipe 2 is arranged at the lower part of the tower body 1, a first-stage packing area 3, a first-stage spraying area 5, a second-stage packing area 4, a second-stage spraying area 6 and a demisting area 7 are sequentially arranged in the tower body 1 from bottom to top, the first-stage packing area 3 is arranged on the upper part of the air inlet pipe 2, and a chimney 11 is arranged at the top of the tower body 1. The first-stage filling area 3 and the second-stage filling area 4 are formed by filling a plurality of polyhedral spherical fillers, the polyhedral spherical fillers are filled on the upper part of a supporting plate arranged in the tower body 1, and the supporting plate is provided with through holes. The polyhedral sphere filler is a polyhedral hollow sphere made of polypropylene materials, and belongs to the prior art. The polyhedral spherical filler used in this example was purchased from Xinfeng chemical fillers, Inc., of Pingxiang city, and has a specification of phi 50. The polyhedral sphere filler is a sphere formed by combining two hemispheres, each hemisphere is composed of a plurality of semi-sector blades, and the sector blades of the two hemispheres are staggered with each other. The multi-surface sphere filler has larger specific surface area. And the first-stage spraying area 5 and the second-stage spraying area 6 are internally provided with spraying pipes, and the spraying pipes are provided with atomizing nozzles. The demisting zone 7 is arranged at the top of the tower body 1, a water filtering plate 8 is arranged in the demisting zone 7, and the water filtering plate 8 is preferably a Z-shaped water filtering plate. The spraying pipes of the first-stage spraying area 5 and the second-stage spraying area 6 are connected with a circulating water pump 9 through water pipes, and a suction inlet of the circulating water pump 9 is connected with a circulating water tank 10. The bottom of the tower body 1 is communicated with the circulating water pool 10 through a pipeline.
The utility model provides a tower body 1 can adopt the various material processing preparation among the prior art, and preferred tower body 1 forms for the preparation of polypropylene material in this embodiment. The polypropylene material has the advantages of corrosion resistance and light weight.
The utility model discloses the during operation is beaten the washing water through circulating water pump 9 and is sprayed the shower that district 5 and second grade sprayed the setting of district 6, and the one-level sprays the shower that district 5 and second grade sprayed district 6 and passes through atomizer blowout water smoke. Waste gas enters the tower body 1 through the gas inlet pipe 2, the waste gas firstly passes through the first-stage packing area 3, particle dust and harmful gas in the waste gas and water mist sprayed by the spray pipes of the first-stage spraying area 5 at the upper end are subjected to gas-liquid two-phase contact absorption in the multi-surface spherical packing area, large particle dust and water which absorbs part of the harmful gas fall into the bottom of the tower body, the gas enters the second-stage packing area 4 and is subjected to secondary purification absorption with the water mist formed by the second-stage spraying area 6, and the purified gas is discharged up to the standard through the chimney 11 at the top of the tower body 1 after being filtered by the water vapor through the water filtering plate 8 of the demisting area 7. The absorbed water falls into the bottom of the tower body 1, enters the circulating water tank 10 through a pipeline, is filtered and pressurized by a water pump, and then is recycled from the water pipe to the two-stage spraying area. And when the concentration of the circulating water exceeds the standard, discharging the over-standard circulating water, and pumping new circulating water for use.
The utility model discloses during the specific use, the selective matching is confirmed according to the nature of waste gas to the absorbent.
Other parts in this embodiment are the prior art, and are not described herein again.
Claims (2)
1. A counter-flow type tail gas treatment tower is characterized in that: comprises a tower body (1) and a circulating water tank (10), wherein the lower part of the tower body (1) is provided with an air inlet pipe (2), a first-stage packing area (3), a first-stage spraying area (5), a second-stage packing area (4), a second-stage spraying area (6) and a demisting area (7) are sequentially arranged in the tower body (1) from bottom to top, a chimney (11) is arranged at the top of the tower body (1), the primary packing area (3) and the secondary packing area (4) are formed by filling a plurality of polyhedral spherical packing materials, spray pipes are arranged in the first-stage spray area (5) and the second-stage spray area (6), a water filtering plate (8) is arranged in the demisting area (7), the spraying pipes of the primary spraying area (5) and the secondary spraying area (6) are connected with the circulating water tank (10) through a circulating water pump, the bottom of the tower body (1) is communicated with the circulating water pool (10) through a pipeline.
2. The counter-flow tail gas treatment column according to claim 1, wherein: the tower body (1) is made of polypropylene materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021778512.8U CN213912882U (en) | 2020-08-24 | 2020-08-24 | Counter-flow type tail gas treatment tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021778512.8U CN213912882U (en) | 2020-08-24 | 2020-08-24 | Counter-flow type tail gas treatment tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213912882U true CN213912882U (en) | 2021-08-10 |
Family
ID=77159719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021778512.8U Expired - Fee Related CN213912882U (en) | 2020-08-24 | 2020-08-24 | Counter-flow type tail gas treatment tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213912882U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599995A (en) * | 2021-08-12 | 2021-11-05 | 湖州南丰机械制造有限公司 | Workshop exhaust purification processing apparatus |
-
2020
- 2020-08-24 CN CN202021778512.8U patent/CN213912882U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599995A (en) * | 2021-08-12 | 2021-11-05 | 湖州南丰机械制造有限公司 | Workshop exhaust purification processing apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |