CN216408985U - Tower-type filtering and cooling system for high-temperature sulfur dioxide gas - Google Patents
Tower-type filtering and cooling system for high-temperature sulfur dioxide gas Download PDFInfo
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- CN216408985U CN216408985U CN202123300630.5U CN202123300630U CN216408985U CN 216408985 U CN216408985 U CN 216408985U CN 202123300630 U CN202123300630 U CN 202123300630U CN 216408985 U CN216408985 U CN 216408985U
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Abstract
The utility model discloses a tower type filtering and cooling system for high-temperature sulfur dioxide gas; belongs to the technical field of gas filtration and cooling; the technical key points of the device comprise a filter tower, wherein a filter assembly is arranged in the filter tower, a cleaning device is arranged above the filter assembly, an air inlet pipe which is in conduction connection with an output port of an incinerator is arranged on the side wall of the filter tower below the filter assembly, an air outlet is arranged at the top end of the filter tower, an air delivery pipe is arranged on the air outlet, a sunshade corridor is arranged on a passage at the side edge of the filter tower, a cooling water pool which is in conduction connection with external circulating cooling water is arranged at the top of the sunshade corridor, the air delivery pipe of the cooling water pool is soaked in the cooling water pool, and high-temperature sulfur dioxide gas is discharged into the air delivery pipe after filtering particulate impurities in the high-temperature sulfur dioxide gas through the filter tower and is cooled through the cooling water pool; the utility model aims to provide a tower type filtering and cooling system with simple structure and good effect; the filter is used for filtering and cooling the high-temperature sulfur dioxide gas.
Description
Technical Field
The utility model relates to a gas filtering and cooling system, in particular to a tower type filtering and cooling system for high-temperature sulfur dioxide gas.
Background
In the production flow of sodium metabisulfite, firstly, sulfur is required to be put into an incinerator for combustion to produce sulfur dioxide gas, the sulfur dioxide gas is output through a blower, the output gas inevitably contains a small amount of particle impurities, and the gas temperature is too high to directly carry out the next production process. Therefore, the sulfur dioxide gas from the incinerator needs to be filtered and cooled.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tower type filtering and cooling system with simple structure and good effect aiming at the defects of the prior art.
The technical scheme of the utility model is realized as follows: the tower type filtering and cooling system for the high-temperature sulfur dioxide gas comprises a filtering tower, wherein a filtering component is arranged inside the filtering tower, and a cleaning device is arranged above the filtering component.
And an air inlet pipe which is in conduction connection with the output port of the incinerator is arranged on the side wall of the filter tower below the filter assembly. An air outlet is arranged at the top end of the filtering tower, and an air delivery pipe is arranged on the air outlet. A sunshade corridor is arranged on the corridor on the side edge of the filter tower, a cooling water pool communicated with external circulating cooling water is arranged at the top of the sunshade corridor, and a cooling water pool gas pipe is soaked in the cooling water pool.
The high-temperature sulfur dioxide gas is discharged into the gas transmission pipe and cooled by the cooling water pool after filtering the particle impurities in the high-temperature sulfur dioxide gas by the filter tower.
The filter assembly comprises an annular mounting boss arranged above the pipe orifice of the air inlet pipe and inside the filter tower, a first filter plate is arranged on the mounting boss, and a plurality of first injection through holes are uniformly distributed at the edge of the first filter plate at intervals along the circumferential direction.
The first filter plate is provided with a first connecting column, and the top end of the first connecting column is connected with a second filter plate which is adaptive to the inner diameter of the filter tower. And a second injection through hole is formed in the center of the second filter plate.
The sum of the flow areas of the first injection through holes is larger than the flow area of the air inlet pipe and the flow area of the second injection through holes.
And a flow guide ring is fixedly connected to the bottom of the second filter plate between the second injection through hole and the first injection through hole, and the gas passing through the first injection through hole collides with the bottom surface of the second filter plate, is guided by the flow guide ring and is finally sprayed out of the second injection through hole.
And a second connecting column is arranged on the second filter plate, and an inverted cone-shaped guide plate concentric with the second injection through hole is arranged at the top end of the second connecting column.
The gas transmission pipe comprises an input section, a cooling section and an output section. The cooling section is an S-shaped coil pipe and is positioned below the liquid level of the cooling water pool.
The cleaning device comprises a plurality of hooks arranged on the inner wall of the filter tower above the filter assembly, annular water pipes are arranged on the hooks, and a plurality of jet ports which spray water downwards in an inclined mode are uniformly distributed on the annular water pipes at intervals in the circumferential direction.
The annular water pipe is connected with a water inlet pipe, and the water inlet pipe penetrates through the tower wall of the filter tower and is connected with an external water supply system.
The near end part of the lower end of the filter tower is provided with an access hole, and the bottom end of the filter tower is provided with a drain outlet for discharging impurities. The access hole and the drain hole are both provided with sealing covers.
After the structure is adopted, when high-temperature sulfur dioxide gas in the incinerator is input into the filter tower through the gas inlet pipe, the diameter of the tower body is larger than the caliber of the gas inlet pipe, the gas flow is buffered and decelerated, partial particle impurities in the gas are settled, and then the particle impurities are further blocked and filtered through the filter assembly. And the filtered gas enters the gas pipe from the gas outlet and is cooled in the cooling water pool. Meanwhile, a cleaning device is arranged in the tower and can clean the filter assembly regularly.
Drawings
The utility model will be further described in detail with reference to examples of embodiments shown in the drawings to which, however, the utility model is not restricted.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a filtration column of the present invention;
fig. 3 is an exploded schematic view of the filter assembly of the present invention.
In the figure: 1. a filtration tower; 2. a filter assembly; 2a, mounting a boss; 2b, a first filter plate; 2c, a first jet through hole; 2d, a first connecting column; 2e, a second filter plate; 2f, a second jet through hole; 2g, a flow guide ring; 2h, a second connecting column; 2i, an inverted conical guide plate; 3. a cleaning device; 3a, hanging hooks; 3b, an annular water pipe; 3c, an ejection opening; 3d, a water inlet pipe; 4. an air inlet pipe; 5. an air outlet; 6. a gas delivery pipe; 6a, an input section; 6b, a cooling section; 6c, an output section; 7. a sunshade corridor; 8. a cooling water pool; 9. an access hole; 10. a sewage draining outlet; 11. and (7) sealing the cover.
Detailed Description
Referring to fig. 1, the tower type filtration cooling system for high-temperature sulfur dioxide gas of the present invention comprises a filtration tower 1, wherein a filtration assembly 2 is arranged inside the filtration tower 1, and a cleaning device 3 is arranged above the filtration assembly 2.
And an air inlet pipe 4 which is in conduction connection with the output port of the incinerator is arranged on the side wall of the filter tower 1 below the filter component 2. An air outlet 5 is arranged at the top end of the filter tower 1, and an air delivery pipe 6 is arranged on the air outlet 5. The lower end part of the filter tower 1 is provided with an access hole 9, and the bottom end of the filter tower 1 is provided with a drain outlet 10 for discharging impurities. The access hole 9 and the sewage draining exit 10 are both provided with sealing covers 11.
A sunshade corridor 7 is arranged on a passageway on the side edge of the filter tower 1, a cooling water pool 8 which is in conduction connection with external circulating cooling water is arranged at the top of the sunshade corridor 7, and a cooling water pool gas pipe 6 is soaked in the cooling water pool 8. The high-temperature sulfur dioxide gas is discharged into the gas transmission pipe 6 to be cooled through the cooling water tank 8 after the particulate impurities in the high-temperature sulfur dioxide gas are filtered by the filter tower 1.
In this embodiment, the gas pipe 6 includes an input section 6a, a cooling section 6b, and an output section 6 c. The cooling section 6b is an S-shaped coil pipe and is positioned below the liquid level of the cooling water pool 8. The S-shaped coil pipe can be used for lengthening the length of the cooling section, so that the gas is fully cooled.
Preferably, the filter assembly 2 comprises an annular mounting boss 2a arranged above the pipe orifice of the air inlet pipe 4 and inside the filter tower 1, a first filter plate 2b is arranged on the mounting boss 2a, and a plurality of first injection through holes 2c are uniformly distributed at the edge of the first filter plate 2b along the circumferential direction at intervals.
The first filter plate 2b is provided with a first connecting column 2d, and the top end of the first connecting column 2d is connected with a second filter plate 2e which is adaptive to the inner diameter of the filter tower. A second injection through hole 2f is provided in the center of the second filter sheet 2 e.
The sum of the flow areas of the first injection through holes 2c is larger than the flow area of the intake pipe 4 and the flow area of the second injection through hole 2 f. When the sum of the flow areas of the first injection through holes is larger than the flow area of the air inlet pipe, the buffering and decelerating effects can be achieved, and particle impurities contained in the air cannot continuously rise along with the air.
The bottom of the second filter plate 2e between the second injection through hole 2f and the first injection through hole 2c is fixedly connected with a flow guide ring 2g, and the gas passing through the first injection through hole 2c collides with the bottom surface of the second filter plate 2e, is guided by the flow guide ring 2g and is finally ejected out of the second injection through hole 2 f. The guide ring is used for preventing part of gas from not impacting the bottom of the second filter plate and passing through the second jet through hole. The gas from the first jet through hole is blocked by the guide ring and the second filter plate, and residual particle impurities in the gas are blocked and left on the upper surface of the first filter plate after collision.
Further preferably, a second connecting column 2h is arranged on the second filter plate 2e, and an inverted conical guide plate 2i concentric with the second injection through hole 2f is arranged at the top end of the second connecting column 2 h. The sum of the flow areas of the first ejection through-holes 2c is larger than the flow area of the second ejection through-hole 2 f. The filtered gas can be accelerated and sprayed to the inverted cone-shaped guide plate again to carry out secondary sedimentation, and particle impurities are removed to the greatest extent.
In this embodiment, the cleaning device 3 includes a plurality of hooks 3a arranged on the inner wall of the filter tower 1 above the filter assembly 2, the hooks 3a are provided with annular water pipes 3b, and a plurality of nozzles 3c for spraying water downwards in an inclined manner are uniformly distributed on the annular water pipes 3b along the circumferential direction at intervals.
The annular water pipe 3b is connected with a water inlet pipe 3d, and the water inlet pipe 3d penetrates through the tower wall of the filter tower 1 and is connected with an external water supply system.
When the device is used, high-temperature sulfur dioxide gas in the incinerator is input into the filter tower through the gas inlet pipe, the gas is buffered and decelerated after entering the filter tower, and most particle impurities in the gas are settled. Then the gas passes through the first filter plate from the first injection through hole, collides with the bottom surface of the second filter plate, is guided by the guide ring and finally is sprayed out from the second injection through hole, is guided by the inverted cone-shaped guide plate and then is output from the gas outlet to enter the gas pipe and is cooled by the cooling water pool. When the device stops working, the reverse conical guide plate and the filter plate can be cleaned by spraying water mist through the annular water pipe, and then sewage and particle impurities are discharged through the sewage discharge port below the device.
The above-mentioned embodiments are only for convenience of description, and are not intended to limit the present invention in any way, and those skilled in the art will understand that the technical features of the present invention can be modified or changed by other equivalent embodiments without departing from the scope of the present invention.
Claims (5)
1. A tower type filtering and cooling system for high-temperature sulfur dioxide gas comprises a filtering tower (1) and is characterized in that a filtering component (2) is arranged inside the filtering tower (1), and a cleaning device (3) is arranged above the filtering component (2);
an air inlet pipe (4) which is communicated and connected with the output port of the incinerator is arranged on the side wall of the filter tower (1) below the filter component (2); an air outlet (5) is arranged at the top end of the filter tower (1), and an air delivery pipe (6) is arranged on the air outlet (5); a sunshade corridor (7) is arranged on a passageway on the side edge of the filter tower (1), a cooling water pool (8) which is communicated and connected with external circulating cooling water is arranged at the top of the sunshade corridor (7), and a cooling water pool gas pipe (6) is soaked in the cooling water pool (8);
the high-temperature sulfur dioxide gas is discharged into a gas transmission pipe (6) to be cooled through a cooling water pool (8) after the particulate impurities in the high-temperature sulfur dioxide gas are filtered through a filter tower (1).
2. The tower-type high-temperature sulfur dioxide gas filtering and cooling system as claimed in claim 1, wherein the filtering component (2) comprises an annular mounting boss (2a) arranged above the mouth of the gas inlet pipe (4) in the filtering tower (1), a first filter plate (2b) is arranged on the mounting boss (2a), and a plurality of first spraying through holes (2c) are uniformly distributed at intervals along the circumferential direction on the edge of the first filter plate (2 b);
a first connecting column (2d) is arranged on the first filter plate (2b), and a second filter plate (2e) which is adaptive to the inner diameter of the filter tower is connected to the top end of the first connecting column (2 d); a second injection through hole (2f) is arranged at the center of the second filter plate (2 e);
the sum of the flow areas of the first injection through holes (2c) is larger than the flow area of the air inlet pipe (4) and the flow area of the second injection through holes (2 f);
a flow guide ring (2g) is fixedly connected to the bottom of the second filter plate (2e) between the second injection through hole (2f) and the first injection through hole (2c), and gas passing through the first injection through hole (2c) collides with the bottom surface of the second filter plate (2e), is guided by the flow guide ring (2g) and is finally ejected from the second injection through hole (2 f);
a second connecting column (2h) is arranged on the second filter plate (2e), and an inverted cone-shaped guide plate (2i) concentric with the second injection through hole (2f) is arranged at the top end of the second connecting column (2 h).
3. A tower filtration cooling system for high temperature sulfur dioxide gas as recited in claim 1, wherein said gas delivery pipe (6) comprises an input section (6a), a cooling section (6b) and an output section (6 c); the cooling section (6b) is an S-shaped coil pipe and is positioned below the liquid level of the cooling water pool (8).
4. The tower-type filtering and cooling system for high-temperature sulfur dioxide gas as claimed in claim 1, wherein the cleaning device (3) comprises a plurality of hooks (3a) arranged on the inner wall of the filtering tower (1) above the filtering component (2), the hooks (3a) are provided with annular water pipes (3b), and a plurality of spray nozzles (3c) which spray water obliquely downwards are uniformly distributed on the annular water pipes (3b) at intervals along the circumferential direction;
the annular water pipe (3b) is connected with a water inlet pipe (3d), and the water inlet pipe (3d) penetrates through the tower wall of the filter tower (1) and is connected with an external water supply system.
5. The tower type filtration cooling system for high-temperature sulfur dioxide gas as claimed in claim 1, wherein the near end part of the lower end of the filtration tower (1) is provided with an access hole (9), and the bottom end of the filtration tower (1) is provided with a sewage draining outlet (10) for discharging impurities; the access hole (9) and the sewage draining exit (10) are both provided with sealing covers (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123300630.5U CN216408985U (en) | 2021-12-22 | 2021-12-22 | Tower-type filtering and cooling system for high-temperature sulfur dioxide gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123300630.5U CN216408985U (en) | 2021-12-22 | 2021-12-22 | Tower-type filtering and cooling system for high-temperature sulfur dioxide gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216408985U true CN216408985U (en) | 2022-04-29 |
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ID=81285308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123300630.5U Active CN216408985U (en) | 2021-12-22 | 2021-12-22 | Tower-type filtering and cooling system for high-temperature sulfur dioxide gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216408985U (en) |
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2021
- 2021-12-22 CN CN202123300630.5U patent/CN216408985U/en active Active
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