CN211328667U - Dedusting and cooling device for processing 800 ℃ high-temperature gas containing hydrogen chloride - Google Patents
Dedusting and cooling device for processing 800 ℃ high-temperature gas containing hydrogen chloride Download PDFInfo
- Publication number
- CN211328667U CN211328667U CN201921901553.9U CN201921901553U CN211328667U CN 211328667 U CN211328667 U CN 211328667U CN 201921901553 U CN201921901553 U CN 201921901553U CN 211328667 U CN211328667 U CN 211328667U
- Authority
- CN
- China
- Prior art keywords
- spraying
- tower body
- temperature
- temperature tower
- medium
- 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
Images
Landscapes
- Separation Of Particles Using Liquids (AREA)
- Chimneys And Flues (AREA)
- Treating Waste Gases (AREA)
Abstract
A dedusting and cooling device for processing 800 ℃ high-temperature gas containing hydrogen chloride comprises at least one high-temperature tower and at least one medium-temperature tower; the high-temperature tower comprises a high-temperature tower body, at least two layers of tangential spraying and two layers of reverse spraying are arranged in the high-temperature tower body, the tangential spraying comprises an annular water spraying pipe arranged along the inner wall of the high-temperature tower body, an annular spray head is arranged on the annular water spraying pipe, the annular spray head horizontally sprays into the high-temperature tower body, the reverse spraying comprises a net-shaped water supply frame arranged in the high-temperature tower body, the net-shaped water supply frame is parallel to the bottom of the high-temperature tower body, and an upward water spraying head is arranged on the; the medium temperature tower comprises a medium temperature tower body, at least two layers of oblique spraying are arranged in the medium temperature tower body, the oblique spraying comprises a spraying pipe arranged in the medium temperature tower body, and an oblique spray head is arranged on the spraying pipe. The utility model has the advantages of only through the adjustment to spraying equipment, not only effectively prolong the life of equipment, especially the life of shower nozzle can improve the dust fall effect simultaneously by a wide margin.
Description
Technical Field
The utility model relates to a handle and contain the setting of hydrogen chloride 800 ℃ high temperature gas, in particular to handle and contain the dust removal of hydrogen chloride 800 ℃ high temperature gas and heat sink.
Background
At present, for the device for removing dust and cooling high-temperature gas containing hydrogen chloride at 800 ℃, 1 layer of a No. 1 empty tower is mainly used for tangential spraying, the lower layers 2-3 of the empty tower adopt radial spraying, the lower layers 2-3 of the No. 2 empty tower adopt radial spraying, and the top layer at the tail end adopts reverse downward spraying. The problem exists that the service life of the No. 1 empty tower layer 1 tangential spray is short, about 7 to 15 days, the solution mainly containing hydrogen chloride is corroded at high temperature, and the spray also has the problem, about 30 days. The radial spraying dedusting washing effect is poor.
Disclosure of Invention
The utility model provides a handle and contain 800 ℃ high temperature gas dust removal of hydrogen chloride and heat sink, only through the adjustment to spraying equipment, not only effectively prolong the life of equipment, especially the life of shower nozzle, simultaneously, can improve the dust fall effect by a wide margin.
The technical scheme for realizing the invention is that the dust removal and cooling device for processing the 800 ℃ high-temperature gas containing the hydrogen chloride comprises at least one high-temperature tower and at least one medium-temperature tower;
the high-temperature tower comprises a high-temperature tower body, wherein a high-temperature air inlet is formed in the upper end of the high-temperature tower body, a medium-high temperature air outlet is formed in the lower end of the high-temperature tower body, at least two layers of tangential spraying and two layers of reverse spraying are arranged in the high-temperature tower body, the tangential spraying comprises an annular water spraying pipe arranged along the inner wall of the high-temperature tower body, an annular nozzle is arranged on the annular water spraying pipe, the annular nozzle horizontally sprays towards the inside of the high-temperature tower body, the reverse spraying comprises a net-shaped water supply frame arranged inside the high-temperature tower body, the net-shaped water supply frame is parallel to the;
the medium temperature tower comprises a medium temperature tower body, wherein a medium temperature air outlet is formed in the upper end of the medium temperature tower body, a medium and high temperature air inlet is formed in the lower end of the medium temperature tower body, at least two layers of inclined spraying are arranged in the medium temperature tower body, the inclined spraying comprises a spraying pipe arranged in the medium temperature tower body, an inclined spraying head is arranged on the spraying pipe, and an included angle formed between a spraying central line of the inclined spraying head and a central line of the spraying pipe is 39.
Furthermore, the tangential spraying is arranged above the reverse spraying.
Further, the sewage recovery tank is respectively communicated with the lower part of the high-temperature tower body and the lower part of the medium-temperature tower body.
Further, at least one layer of tangential spraying is arranged at the top inside the medium temperature tower body.
The utility model has the advantages that 1, the cooling and speed reduction are mainly carried out in the high temperature tower (high temperature gas generally enters at a higher speed, the speed reduction is carried out in the process of not cooling through the change of the spraying mode, the impact of the gas directly aiming at the spraying equipment can be effectively reduced), the temperature is reduced from 800 ℃ to about 250 ℃, the gas entering the high temperature tower is cooled by utilizing the tangential spraying in the high temperature tower firstly (the sprayed water is gasified to carry out the preliminary cooling, the high temperature gas is reduced from the original 800 ℃ to about 500 ℃, simultaneously, because the annular nozzle is arranged at the edge of the inner wall of the high temperature tower body, the water is continuously sprayed when in use, thereby the contact between the high temperature gas and the annular nozzle can be effectively avoided, the humidity of the high temperature gas is increased, the water in the air and the dust are firm, the preliminary dust removal is carried out, the water is upwards sprayed by the reverse spraying, the gas after the preliminary cooling is firstly contacted with the water, the temperature of the gas after the secondary spraying temperature reduction is obviously reduced when the gas contacts the sprinkler head, so that the service life of the sprinkler head is greatly prolonged (from about 30 days to about 180 days in the background technology).
The gas in the medium temperature tower rises from the lower end to the upper end, the main aim is to reduce the temperature of the gas to about 80 ℃, simultaneously reduce the dust in the gas to the discharge and prevention standard, and spray the gas in an inclined spraying and facing manner, thereby ensuring the dust removal and washing effect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a tangential spraying structure.
Fig. 3 is a schematic view of a reverse spray structure.
Fig. 4 is a schematic diagram of an oblique spraying structure.
Fig. 5 is a schematic diagram of the preferred structure of the present invention.
Detailed Description
As shown in fig. 1, a dust removing and cooling device for treating 800 ℃ high temperature gas containing hydrogen chloride comprises a high temperature tower 1 and a medium temperature tower 2, or two or more high temperature towers 1 can be used in combination with one or more medium temperature towers 2, the high temperature tower 1 mainly reduces the temperature of 800 ℃ high temperature gas containing hydrogen chloride to about 250 ℃, and simultaneously utilizes water mist formed by water spraying to reduce the flow speed of the high temperature gas, and can also carry out primary dust removal, the medium temperature tower 2 reduces the temperature to 80 ℃ and also reduces the dust content therein to the specified requirement, the gas in the high temperature tower 1 passes through from top to bottom, and the gas in the medium temperature tower 2 passes through from top to bottom;
the high temperature tower 1 comprises a high temperature tower body 11 with a high temperature air inlet at the upper end and a medium and high temperature air outlet at the lower end, three layers of tangential spraying 12 and three layers of reverse spraying 13 are arranged in the high temperature tower body 11 (the reverse spraying 13 sprays water upwards, the water sprayed by the reverse spraying 13 at the lower layer forms protection to the reverse spraying 13 at the upper layer), as shown in fig. 2, the tangential spraying 12 comprises an annular spraying pipe 121 arranged along the inner wall of the high temperature tower body 11, an annular spraying head 122 is arranged on the annular spraying pipe 121, the annular spraying head 122 horizontally sprays the inside of the high temperature tower body 11 (the horizontal spraying is utilized to form a water wall vertical to the flowing direction of the gas, the speed reduction is realized while the temperature is reduced), as shown in fig. 3, the reverse spraying 13 comprises a mesh-shaped water supply frame 131 (not only is a pipeline for supplying water, but also can realize the speed reduction of the, an upward water spray head 132 is arranged on the upper surface of the reticular water supply frame 131, and preferably, the tangential spray 12 is arranged above the reverse spray 13;
the medium temperature tower 2 comprises a medium temperature tower body 21 provided with a medium temperature air outlet at the upper end and a medium temperature air inlet at the lower end, at least two layers of inclined spraying 22 are arranged in the medium temperature tower 2, as shown in fig. 4, the inclined spraying 22 comprises a spraying pipe 221 arranged in the medium temperature tower body, an inclined spraying head 222 is arranged on the spraying pipe 221, and the included angle between the spraying central line of the inclined spraying head 222 and the central line of the spraying pipe 221 is 39-45 degrees (preferably, 45 degrees, the sprayed water mist directly contacts with the gas, and the dust of the gas is reduced to the maximum extent).
Preferably, at least one layer of tangential spraying 12 is arranged at the top inside the medium temperature tower 2 (the structure of the tangential spraying 12 is the same as that of the tangential spraying 12 in the high temperature tower 1, the exerted effect is almost the same, and the temperature and the speed are reduced), so that the influence of high temperature on the tower wall can be reduced.
As shown in fig. 5, the sewage recovery tank 3 is respectively communicated with the lower part of the high temperature tower body 11 and the lower part of the medium temperature tower body 21, and the sewage recovery tank 3 can collect the collected water in real time, so that the service life of the equipment can be prolonged, and the sewage can be recycled.
The working principle is as follows: high-temperature gas (containing dust) containing hydrogen chloride at 800 ℃ enters a high-temperature tower body 11 of a high-temperature tower 1 from a high-temperature gas inlet, three layers of tangential spraying 12 form three layers of cooling and speed-preventing water curtains (which are flat at the bottom of the high-temperature tower body 11) at the upper end of the high-temperature tower body 11, so that the gas temperature is reduced to 500 ℃, three layers of reverse spraying 13 spray water upwards, the high-temperature gas at 500 ℃ is cooled to 250 ℃, enters a medium-high temperature gas inlet of a medium-temperature tower body 21 of a medium-temperature tower 2 through a medium-high temperature gas outlet at the lower end of the high-temperature tower body 11, and then passes through an oblique spraying 22 from the lower.
Claims (4)
1. A dedusting and cooling device for processing high-temperature gas containing hydrogen chloride at 800 ℃ is characterized in that: the apparatus comprises at least one high temperature column and at least one medium temperature column;
the high-temperature tower comprises a high-temperature tower body, wherein a high-temperature air inlet is formed in the upper end of the high-temperature tower body, a medium-high temperature air outlet is formed in the lower end of the high-temperature tower body, at least two layers of tangential spraying and two layers of reverse spraying are arranged in the high-temperature tower body, the tangential spraying comprises an annular water spraying pipe arranged along the inner wall of the high-temperature tower body, an annular nozzle is arranged on the annular water spraying pipe, the annular nozzle horizontally sprays towards the inside of the high-temperature tower body, the reverse spraying comprises a net-shaped water supply frame arranged inside the high-temperature tower body, the net-shaped water supply frame is parallel to the;
the medium temperature tower comprises a medium temperature tower body, wherein a medium temperature air outlet is formed in the upper end of the medium temperature tower body, a medium and high temperature air inlet is formed in the lower end of the medium temperature tower body, at least two layers of inclined spraying are arranged in the medium temperature tower body, the inclined spraying comprises a spraying pipe arranged in the medium temperature tower body, an inclined spraying head is arranged on the spraying pipe, and an included angle formed between a spraying central line of the inclined spraying head and a central line of the spraying pipe is 39.
2. The dust removing and cooling device for processing the high-temperature gas containing hydrogen chloride at 800 ℃ as claimed in claim 1, which is characterized in that: the tangential spraying is arranged above the reverse spraying.
3. The dust removing and cooling device for processing the high-temperature gas containing hydrogen chloride at 800 ℃ as claimed in claim 1, which is characterized in that: and the sewage recovery tank is respectively communicated with the lower part of the high-temperature tower body and the lower part of the medium-temperature tower body.
4. The dust removing and cooling device for processing the high-temperature gas containing hydrogen chloride at 800 ℃ as claimed in claim 1, which is characterized in that: at least one layer of tangential spraying is arranged at the top inside the medium temperature tower body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921901553.9U CN211328667U (en) | 2019-11-06 | 2019-11-06 | Dedusting and cooling device for processing 800 ℃ high-temperature gas containing hydrogen chloride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921901553.9U CN211328667U (en) | 2019-11-06 | 2019-11-06 | Dedusting and cooling device for processing 800 ℃ high-temperature gas containing hydrogen chloride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211328667U true CN211328667U (en) | 2020-08-25 |
Family
ID=72094174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921901553.9U Active CN211328667U (en) | 2019-11-06 | 2019-11-06 | Dedusting and cooling device for processing 800 ℃ high-temperature gas containing hydrogen chloride |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211328667U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113842758A (en) * | 2021-09-30 | 2021-12-28 | 柳州钢铁股份有限公司 | Novel wet desulphurization spraying device and method |
| CN116086761A (en) * | 2023-03-06 | 2023-05-09 | 中国空气动力研究与发展中心超高速空气动力研究所 | Spray cooling device for hypersonic high-temperature wind tunnel |
-
2019
- 2019-11-06 CN CN201921901553.9U patent/CN211328667U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113842758A (en) * | 2021-09-30 | 2021-12-28 | 柳州钢铁股份有限公司 | Novel wet desulphurization spraying device and method |
| CN116086761A (en) * | 2023-03-06 | 2023-05-09 | 中国空气动力研究与发展中心超高速空气动力研究所 | Spray cooling device for hypersonic high-temperature wind tunnel |
| CN116086761B (en) * | 2023-03-06 | 2023-09-22 | 中国空气动力研究与发展中心超高速空气动力研究所 | Spray cooling device for hypersonic high-temperature wind tunnel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211328667U (en) | Dedusting and cooling device for processing 800 ℃ high-temperature gas containing hydrogen chloride | |
| CN103143220B (en) | Wet dust removal device and technique for titanium tetrachloride smoke | |
| CN105176599B (en) | A kind of percussion flow wash mill and purification technique for raw gas purifying | |
| CN102580437A (en) | Converter primary flue gas dual-tower purification method and converter primary flue gas purification tower | |
| CN105950226B (en) | Coal gas vertical spray cooling and dewatering integral system | |
| CN109234483A (en) | A kind of blast furnace gas integrated treatment reclaimer | |
| CN204522719U (en) | Flue gas processing equipment of boiler | |
| CN203494190U (en) | Device for utilizing coal gasification waste water and waste heat, removing dust and saving water | |
| CN109136438A (en) | A kind of blast furnace gas integrated treatment recovery method | |
| CN105062574A (en) | Efficient combined dusty syngas washing dust removal device and method thereof | |
| CN207899160U (en) | Spray column | |
| CN208839321U (en) | A kind of the hydrogen chloride tail gas processing and purification recycling equipment of industrial chlorinations reaction generation | |
| CN103965966B (en) | A kind of dry powder pressurizing gasifying apparatus with treatment of Organic Wastewater | |
| CN202543241U (en) | One-step flue gas purification tower for converter | |
| CN204958841U (en) | Efficient combination formula dust -laden synthetic gas washing dust collector | |
| CN205913928U (en) | Water -mist deduster | |
| CN212492257U (en) | Acid mist treatment device for disc separation equipment | |
| CN208678681U (en) | A kind of flue gas condensing and dust removal integrated plant | |
| CN209024566U (en) | A kind of blast furnace roof presses coal-gas recovering equipment | |
| CN110846086A (en) | Direct cooling tower for washing coal gas | |
| CN103834761B (en) | A kind of tower literary composition integral type converter coal gas purification tower | |
| CN201864738U (en) | Blast-furnace gas alkali spraying dechlorination device | |
| CN209098711U (en) | A kind of blast furnace gas integrated treatment reclaimer | |
| CN111228968A (en) | Waste gas treatment device for gas station | |
| CN211420078U (en) | Direct cooling tower for washing coal gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |