CN220609803U - Yellow phosphorus tail gas high-efficient clean system - Google Patents
Yellow phosphorus tail gas high-efficient clean system Download PDFInfo
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- CN220609803U CN220609803U CN202321955003.1U CN202321955003U CN220609803U CN 220609803 U CN220609803 U CN 220609803U CN 202321955003 U CN202321955003 U CN 202321955003U CN 220609803 U CN220609803 U CN 220609803U
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- Prior art keywords
- washing chamber
- tail gas
- water
- communicated
- yellow phosphorus
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- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 238000005406 washing Methods 0.000 claims abstract description 103
- 239000007921 spray Substances 0.000 claims abstract description 49
- 238000000746 purification Methods 0.000 claims abstract description 28
- 239000000428 dust Substances 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000005192 partition Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 89
- 239000003513 alkali Substances 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 17
- 238000003860 storage Methods 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 10
- 238000005507 spraying Methods 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 73
- 239000000126 substance Substances 0.000 description 21
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 14
- 229910052698 phosphorus Inorganic materials 0.000 description 14
- 239000011574 phosphorus Substances 0.000 description 14
- 239000012535 impurity Substances 0.000 description 12
- 239000003595 mist Substances 0.000 description 10
- 230000002378 acidificating effect Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
Abstract
The utility model discloses a yellow phosphorus tail gas high-efficiency purification system which comprises a dry dust remover and a purification tower, wherein the inside of the purification tower is sequentially divided into a washing chamber, an alkaline washing chamber and a spraying chamber from bottom to top through a partition plate, a plurality of washing mechanisms are arranged in the washing chamber side by side, each washing mechanism comprises a net barrel and a plurality of brushes with circumferences uniformly distributed on the side wall of the net barrel, the net barrel is of a structure with one open end and one blocked end, the open end of the net barrel is fixed on the side wall of the purification tower, a rotating shaft is arranged on the side wall of the purification tower close to the blocked end of the net barrel, the inner end of the rotating shaft is connected with the brushes through a connecting rod, the outer end of the rotating shaft is in transmission connection with a driving mechanism for driving the rotating shaft to rotate, the structures of the alkaline washing chamber and the spraying chamber are the same, each washing mechanism comprises an upper spray pipe and a lower spray pipe, one end of the lower spray pipe extends out of the purification tower and is communicated with the upper part of a chamber below the lower part of the purification tower, and an exhaust pipe is arranged at the top of the purification tower. The device has the advantages of simple structure, high working efficiency, good purifying effect and obvious economic and social values.
Description
Technical Field
The utility model relates to the technical field of tail gas treatment, in particular to a yellow phosphorus tail gas efficient purification system.
Background
In the production process of yellow phosphorus, phosphate ore, silica and coke are added into an electric furnace, various chemical reactions such as phosphorus reduction and the like are carried out in the electric furnace, phosphorus steam and slag are generated, the phosphorus steam is sequentially introduced into a condensing tower and a refining tank to obtain crude phosphorus, the crude phosphorus is separated into sludge phosphorus and finished yellow phosphorus, yellow phosphorus tail gas from the condensing tower is firstly introduced into a total water seal for distribution, part of yellow phosphorus tail gas is used for drying raw materials, and the rest of the yellow phosphorus tail gas is ignited and exhausted, so that energy waste is caused, and the yellow phosphorus tail gas is necessary to be recycled. Yellow phosphorus tail gas is rich in carbon monoxide and can be used as fuel, but also contains high-corrosion impurities such as phosphorus, sulfur, arsenic, fluorine and the like and a small amount of water, and during combustion, the corrosion failure of boiler part materials is often caused, so that the service life of equipment is greatly shortened.
In order to solve the problem that the yellow phosphorus tail gas is used as fuel gas for secondary energy comprehensive utilization, the yellow phosphorus tail gas is required to be purified, harmful substances such as high corrosion impurities in the yellow phosphorus tail gas are removed, and corrosion to fuel gas equipment during combustion of the yellow phosphorus tail gas is eliminated. At present, when yellow phosphorus tail gas is purified, water seal, a gas washing tower, an alkaline washing tower and high-pressure water washing are generally adopted to remove harmful substances such as phosphorus in the tail gas, so that the problems of more and complex equipment, low purification efficiency, poor harmful substance removal effect and the like exist, the treatment efficiency cannot meet the requirements, and when the treated tail gas is burnt to gas equipment, the treated tail gas still can corrode the gas equipment, or the recycling requirement cannot be better met. Therefore, the development of the yellow phosphorus tail gas efficient purification system with simple equipment structure, high working efficiency and good purification effect is objectively required.
Disclosure of Invention
The utility model aims to provide the high-efficiency yellow phosphorus tail gas purifying system which is simple in equipment structure, high in working efficiency and good in purifying effect.
The utility model aims at realizing the purposes, the device comprises a dry dust collector and a purifying tower, wherein the inside of the purifying tower is sequentially divided into a washing chamber, an alkaline washing chamber and a spray washing chamber from bottom to top through a partition plate, a plurality of washing mechanisms are arranged in the washing chamber side by side, each washing mechanism comprises a net barrel and a plurality of brushes with circumferences uniformly distributed on the side wall of the net barrel, the net barrel is of a structure with one open end and one sealed end, the open end of the net barrel is fixed on the side wall of the purifying tower, the outer side of the purifying tower is provided with a total air pipe communicated with an exhaust port of the dry dust collector, the total air pipe is provided with a plurality of air distribution pipes respectively communicated with the open ends of the net barrels of the washing mechanisms, the side wall of the purifying tower close to the sealed end of the net barrel is provided with a rotating shaft, the inner end of the rotating shaft is connected with the brushes through a connecting rod, the outer end of the rotating shaft is in a transmission way and is connected with a driving mechanism for driving the rotating shaft, the structures of the alkaline washing chamber and the spray washing chamber are the same, the device comprises an upper spray pipe and a lower spray pipe, one end of the lower spray pipe extends out of the purifying tower and is communicated with the upper part of a chamber below the purifying tower, and the top of the purifying tower is provided with an exhaust pipe.
Further, the driving mechanism comprises a motor and a chain, the motor is arranged outside the purifying tower, a gear is arranged after the outer end of the rotating shaft stretches out of the purifying tower, the chain is meshed with each gear, and an output shaft of the motor is connected with the outer end of one rotating shaft.
Further, a heat exchanger and a cold water tank are arranged on the outer side of the washing chamber, a tube side inlet of the heat exchanger is communicated with the lower portion of the washing chamber, a tube side outlet of the heat exchanger is communicated with a water inlet of the cold water tank, and a water outlet of the cold water tank is communicated with the upper portion of the washing chamber.
Further, the outside of the alkaline washing chamber is provided with an alkaline liquid tank, a liquid outlet of the alkaline liquid tank is communicated with a liquid inlet of a spray pipe on the alkaline washing chamber, the liquid inlet of the alkaline liquid tank is communicated with the bottom of the alkaline washing chamber, the outside of the spray washing chamber is provided with a water storage tank, a water outlet of the water storage tank is communicated with a water inlet of the spray pipe on the spray washing chamber, and a water inlet of the water storage tank is communicated with the bottom of the spray washing chamber.
Further, the water storage tank is communicated with the alkali liquor tank through a communicating pipe.
Further, a demister is arranged at the top of the spray chamber.
When the yellow phosphorus tail gas cleaning device is in operation, yellow phosphorus tail gas is firstly introduced into the dry dust remover to remove particle impurities in the tail gas, then is introduced into the main air pipe, is shunted and then enters the net barrel in the water washing chamber through each air dividing pipe, is discharged from meshes on the net barrel, and enters cold water to form bubbles, meanwhile, the driving mechanism drives the rotating shaft to rotate, the rotating shaft drives the hairbrush to rotate through the connecting rod, the surface of the net barrel is cleaned when the hairbrush rotates, impurities adhered to the surface of the net barrel are brushed off, on the other hand, the bubbles are further thinned to form tiny bubbles with smaller volume and larger quantity, the contact area between the bubbles and the cold water is increased, the separation effect of elemental phosphorus, water-soluble substances and dust in the yellow phosphorus tail gas is improved, the residual tail gas is sprayed into the alkaline washing chamber along the lower spray pipe, is sprayed out in opposite directions with alkaline water mist sprayed out of the upper spray pipe, collision and contact continuously occurs, the alkaline water mist fully absorbs acidic substances in the yellow phosphorus tail gas, the aim of purification is achieved, and finally, the residual tail gas is introduced into the washing chamber, and alkaline water mist is used for washing the tail gas to obtain pure tail gas. In the utility model, a plurality of purification processes of washing, alkaline washing and spray washing of tail gas are concentrated in the same equipment, and the equipment has a simple structure, so that the number of the equipment, the occupied area and the input cost can be reduced; secondly, a plurality of washing mechanisms are arranged in the washing chamber, so that more tail gas can be washed simultaneously, bubbles can be broken up, and the washing efficiency of the tail gas is improved; finally, the yellow phosphorus tail gas is subjected to a plurality of purification steps of dust removal, water washing, alkali washing and spray washing in sequence, so that impurities such as dust, phosphorus, sulfur, arsenic, fluorine and the like in the yellow phosphorus tail gas can be removed well, and the purification effect of the yellow phosphorus tail gas is good. The device has the advantages of simple structure, high working efficiency, good purifying effect and obvious economic and social values.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic top view of the washing chamber 3 of the present utility model;
in the figure: the device comprises a 1-dry dust collector, a 2-purifying tower, a 3-washing chamber, a 4-alkaline washing chamber, a 5-spraying chamber, a 6-net drum, a 7-brush, an 8-main air pipe, a 9-air distribution pipe, a 10-rotating shaft, an 11-upper spray pipe, a 12-lower spray pipe, a 13-motor, a 14-chain, a 15-gear, a 16-heat exchanger, a 17-cold water tank, an 18-alkaline liquid tank, a 19-water storage tank, a 20-communicating pipe and a 21-demister.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings, without limiting the utility model in any way, and any alterations or modifications based on the utility model are within the scope of the utility model.
As shown in fig. 1-2, the utility model comprises a dry dust collector 1 and a purifying tower 2, wherein the dry dust collector 1 is the existing dust collecting equipment, dust collecting equipment such as a cyclone dust collector and the like can be used for removing particle impurities in yellow phosphorus tail gas, the inside of the purifying tower 2 is divided into a water washing chamber 3, an alkaline washing chamber 4 and a spray washing chamber 5 from bottom to top in sequence through a partition plate, the yellow phosphorus tail gas is used for removing impurities such as simple substance phosphorus, water-soluble impurities, a small amount of acidic substances and dust in the yellow phosphorus tail gas, the alkaline washing chamber 4 is used for removing the acidic substances in the yellow phosphorus tail gas, and the dust and the like, and the like are further removed, as the yellow phosphorus tail gas is subjected to alkaline washing, a small amount of alkaline substances are mixed in the yellow phosphorus tail gas, a plurality of water washing mechanisms are arranged in the spray washing chamber 5 side by side, each water washing mechanism comprises a net drum 6 and a plurality of brushes 7 circumferentially distributed on the side wall of the net drum 6, the net drum 6 is cylindrical, a plurality of meshes are arranged on the drum wall of the net drum 6, the net drum 6 is of a structure with one end open and one end blocked, the open end of the net drum 6 is fixed on the side wall of the purifying tower 2, the outer side of the purifying tower 2 is provided with a main air pipe 8 communicated with the air outlet of the dry type dust collector 1, the main air pipe 8 is provided with a plurality of air distribution pipes 9 respectively communicated with the open ends of the net drums 6 of all the water washing mechanisms, the side wall of the purifying tower 2 close to the blocked end of the net drum 6 is provided with a rotating shaft 10, the inner end of the rotating shaft 10 is connected with a brush 7 through a connecting rod, the outer end is in transmission connection with a driving mechanism for driving the rotating shaft 10 to rotate, the structures of the alkaline washing chamber 4 and the spraying chamber 5 are the same, the structure of the structure comprises an upper spray pipe 11 and a lower spray pipe 12, one end of the lower spray pipe 12 extends out of the purifying tower 2 and is communicated with the upper part of a cavity below the purifying tower 2, the top of the purifying tower 2 is provided with an exhaust pipe, and when in use, the upper spray pipe 11 is communicated with an alkaline pipe, the spray holes or nozzles can be arranged on the alkaline water mist spraying device to spray alkaline water mist, and the lower spray pipe 12 is used for spraying yellow phosphorus tail gas, so that the alkaline water mist and the yellow phosphorus tail gas can be oppositely heduled for improving the alkaline washing efficiency.
When the utility model is in operation, yellow phosphorus tail gas is firstly introduced into the dry dust remover 1 to remove particle impurities in the tail gas, then introduced into the main air pipe 8, and is shunted to enter the net drum 6 in the washing chamber 3 through each air dividing pipe 9, and is discharged from meshes on the net drum 6 to enter cold water to form bubbles, meanwhile, the driving mechanism drives the rotating shaft 10 to rotate, the rotating shaft 10 drives the brush 7 to rotate through the connecting rod when rotating, and the brush 7 cleans the surface of the net drum 6 on one hand and brushes off impurities adhered on the surface of the net drum 6 to prevent the meshes of the net drum 6 from being blocked, and on the other hand, further refines the bubbles to form tiny bubbles with smaller volume and larger quantity, increases the contact area of the bubbles and the cold water, improves the separation effect of simple substance phosphorus, water-melting substances and dust in the yellow phosphorus tail gas, meanwhile, when the hairbrush 7 rotates, cold water in the water washing chamber 3 can be stirred, so that the cold water in the water washing chamber 3 is in a flowing state, the impurity concentration in the cold water is averaged, the bubbles rotate together, the contact time of the bubbles and the cold water is prolonged, the cleaning effect of elemental phosphorus, water-soluble substances and dust in yellow phosphorus tail gas is further improved, the residual tail gas is sprayed into the alkaline washing chamber 4 along the lower spray pipe 12 and is sprayed out in opposite directions with alkaline water mist sprayed out by the upper spray pipe 11, collision and contact are continuously carried out, the alkaline water mist fully absorbs acidic substances in the yellow phosphorus tail gas, the aim of purifying is achieved, and finally the residual tail gas is introduced into the spray washing chamber 5, and the alkaline water mist mixed in the tail gas is washed by clean water, so that purer tail gas is obtained. In the utility model, a plurality of purification processes of washing, alkaline washing and spray washing of tail gas are concentrated in the same equipment, and the equipment has a simple structure, so that the number of the equipment, the occupied area and the input cost can be reduced; secondly, a plurality of washing mechanisms are arranged in the washing chamber 3, so that more tail gas can be washed simultaneously, bubbles can be broken up, and the washing efficiency of the tail gas is improved; finally, the yellow phosphorus tail gas is subjected to a plurality of purification steps of dust removal, water washing, alkali washing and spray washing in sequence, so that impurities such as dust, phosphorus, sulfur, arsenic, fluorine and the like in the yellow phosphorus tail gas can be removed well, and the purification effect of the yellow phosphorus tail gas is good.
The driving mechanism comprises a motor 13 and a chain 14, wherein the motor 13 is arranged outside the purifying tower 2, gears 15 are arranged at the outer ends of the rotating shafts 10 after extending out of the purifying tower 2, the chain 14 is meshed with each gear 15, and an output shaft of the motor 13 is connected with the outer end of one rotating shaft 10. In the practical use process, the structure of the driving mechanism can also be other structures.
The outside of the washing chamber 3 is provided with a heat exchanger 16 and a cold water tank 17, a tube side inlet of the heat exchanger 16 is communicated with the lower part of the washing chamber 3, a tube side outlet of the heat exchanger 16 is communicated with a water inlet of the cold water tank 17, a water outlet of the cold water tank 17 is communicated with the upper part of the washing chamber 3, the heat exchanger 16 is of an existing structure, a shell-and-tube structure can be used, and because a large amount of heat is contained in yellow phosphorus tail gas, the yellow phosphorus tail gas is washed by cold water, the heat in the yellow phosphorus tail gas is absorbed by the cold water, the temperature of the cold water is increased, the heat is recycled by the heat exchanger 16, the heat loss and waste can be avoided, the heat utilization rate is improved, and meanwhile, in order to save water resources, the cold water with the temperature reduced is introduced into the cold water tank 17 for storage and then returned to the washing chamber 3 for continuing the washing of the yellow phosphorus tail gas.
The outside of alkaline washing room 4 is provided with alkaline liquid jar 18, and the liquid outlet of alkaline liquid jar 18 communicates with the inlet of spray tube 11 on the alkaline washing room 4, and the inlet of alkaline liquid jar 18 communicates with the bottom of alkaline washing room 4, and the outside of spray chamber 5 is provided with storage water tank 19, and the delivery port of storage water tank 19 communicates with the water inlet of spray tube 11 on the spray chamber 5, and the water inlet of storage water tank 19 communicates with the bottom of spray chamber 5. The alkali solution tank 18 is used for collecting alkali solution discharged from the alkali washing chamber 4, after the yellow phosphorus tail gas is washed by the alkali solution in a spraying manner, a part of alkaline substances are not consumed, the waste of the alkaline substances is caused by direct discharge, the alkaline substances are introduced into the alkali solution tank 18 and then returned to the alkali washing chamber 4 for continuous alkali washing of the tail gas, the utilization rate of the alkaline substances can be improved, and the alkali washing cost is reduced.
The water storage tank 19 is communicated with the alkali liquor tank 18 through the communicating pipe 20, the spray washing chamber 5 is used for cleaning alkaline water mist contained in the tail gas, the concentration of alkaline substances contained in the water is higher and higher along with the time, until the tail gas cannot be cleaned, at the moment, the water can be discharged into the alkali liquor tank 18 through the communicating pipe 20, so that the waste of water resources and alkaline substances can be avoided, the tail gas can be alkaline washed by utilizing the water and the alkaline substances, the utilization rate of the water resources and the alkaline substances is improved, and the alkaline washing cost of the tail gas is reduced.
The top of the spray chamber 5 is provided with a demister 21, and the demister 21 is in the prior art, in the utility model, as yellow phosphorus tail gas is sequentially subjected to the purification processes of water washing, alkali washing and spray washing, certain moisture is mixed in the yellow phosphorus tail gas, and the demister 21 is used for separating the moisture in the yellow phosphorus tail gas, so that the subsequent combustion of the yellow phosphorus tail gas is facilitated.
Claims (6)
1. A yellow phosphorus tail gas high-efficiency purification system comprises a dry dust remover (1) and a purification tower (2), and is characterized in that the inside of the purification tower (2) is sequentially divided into a water washing chamber (3), an alkali washing chamber (4) and a spray washing chamber (5) from bottom to top through a partition plate, a plurality of water washing mechanisms are arranged in the water washing chamber (3) side by side, each water washing mechanism comprises a net barrel (6) and a plurality of brushes (7) which are uniformly distributed on the side wall of the net barrel (6), the net barrel (6) is of a structure with one open end and one closed end, the open end of the net barrel is fixed on the side wall of the purification tower (2), a main air pipe (8) communicated with an exhaust port of the dry dust remover (1) is arranged on the outer side of the purification tower (2), a plurality of air distribution pipes (9) respectively communicated with the open ends of the net barrels (6) of the water washing mechanisms are arranged on the main air pipe (8), a plurality of air distribution pipes (9) respectively communicated with the open ends of the net barrels (6), inner ends of a rotating shaft (10) are arranged on the side wall of the purification tower (2) close to the net barrel (6) and are connected with one end of the rotating shaft (7) through connecting rods (10), the rotating shafts (10) and the rotating shafts (10) are connected with one end of the same driving part (12) and one end, which is connected with one end of the same driving part (12) and the lower part, and the rotating part (12) and the same side, and the rotating part is connected with one end, an exhaust pipe is arranged at the top of the purifying tower (2).
2. The efficient yellow phosphorus tail gas purifying system as set forth in claim 1, wherein the driving mechanism comprises a motor (13) and a chain (14), the motor (13) is arranged outside the purifying tower (2), a gear (15) is arranged at the outer end of the rotating shaft (10) extending out of the purifying tower (2), the chain (14) is meshed with each gear (15), and an output shaft of the motor (13) is connected with the outer end of one rotating shaft (10).
3. The efficient yellow phosphorus tail gas purification system as claimed in claim 1, wherein a heat exchanger (16) and a cold water tank (17) are arranged on the outer side of the water washing chamber (3), a tube side inlet of the heat exchanger (16) is communicated with the lower portion of the water washing chamber (3), a tube side outlet of the heat exchanger (16) is communicated with a water inlet of the cold water tank (17), and a water outlet of the cold water tank (17) is communicated with the upper portion of the water washing chamber (3).
4. The efficient yellow phosphorus tail gas purifying system as set forth in claim 1, wherein an alkali liquid tank (18) is arranged on the outer side of the alkali washing chamber (4), a liquid outlet of the alkali liquid tank (18) is communicated with a liquid inlet of a spray pipe (11) on the alkali washing chamber (4), a liquid inlet of the alkali liquid tank (18) is communicated with the bottom of the alkali washing chamber (4), a water storage tank (19) is arranged on the outer side of the spray washing chamber (5), a water outlet of the water storage tank (19) is communicated with a water inlet of the spray pipe (11) on the spray washing chamber (5), and a water inlet of the water storage tank (19) is communicated with the bottom of the spray washing chamber (5).
5. The efficient yellow phosphorus tail gas purification system as claimed in claim 4, wherein the water storage tank (19) is communicated with the alkali liquor tank (18) through a communicating pipe (20).
6. The efficient yellow phosphorus tail gas purifying system as claimed in claim 1, wherein a demister (21) is arranged at the top of the spray washing chamber (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321955003.1U CN220609803U (en) | 2023-07-25 | 2023-07-25 | Yellow phosphorus tail gas high-efficient clean system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321955003.1U CN220609803U (en) | 2023-07-25 | 2023-07-25 | Yellow phosphorus tail gas high-efficient clean system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220609803U true CN220609803U (en) | 2024-03-19 |
Family
ID=90235407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321955003.1U Active CN220609803U (en) | 2023-07-25 | 2023-07-25 | Yellow phosphorus tail gas high-efficient clean system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220609803U (en) |
-
2023
- 2023-07-25 CN CN202321955003.1U patent/CN220609803U/en active Active
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