CN209771607U - flue gas storage device - Google Patents
flue gas storage device Download PDFInfo
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- CN209771607U CN209771607U CN201821404194.1U CN201821404194U CN209771607U CN 209771607 U CN209771607 U CN 209771607U CN 201821404194 U CN201821404194 U CN 201821404194U CN 209771607 U CN209771607 U CN 209771607U
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- flue gas
- containing cavity
- storage container
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- smoke
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Abstract
The utility model provides a flue gas storage device which can assist a dust removal system in flue gas treatment without adopting dust removal equipment with larger volume, thereby reducing the material consumption, and reducing the investment cost and the operation energy consumption; the storage container is connected between the roof cover and the bag-type dust collector, the storage container is internally divided into a smoke containing cavity and an air containing cavity which are not communicated with each other through a partition piece, the air containing cavity is communicated with the atmosphere, the smoke containing cavity is communicated with the roof cover and the bag-type dust collector, and the partition piece is made of deformable and airtight materials.
Description
Technical Field
The utility model relates to an energy-concerving and environment-protective technical field specifically is a flue gas storage device.
Background
the existing steelmaking electric furnace flue gas dust removal system mainly comprises an electric furnace, a furnace hole smoke exhaust pipe, a water cooling flue, a combustion settling chamber, an air cooler, a booster fan, a roof cover, a safety valve, a bag-type dust remover, a dust removal fan, a chimney and the like, wherein in general, flue gas generated during feeding and tapping of the electric furnace is collected by the roof cover and then filtered by the bag-type dust remover, and the filtered gas is exhausted into the atmosphere from an exhaust chimney; high-temperature flue gas generated in oxygen blowing smelting of the electric furnace is discharged from a furnace hole smoke exhaust pipe, is mixed with secondary flue gas discharged by being collected by a roof cover after being cooled, and is filtered by using a bag-type dust remover, the filtered gas is discharged into the atmosphere from a discharge chimney, the flue gas generated in feeding and tapping is the largest in quantity and the shortest in time in the whole steelmaking cycle, and the existing dedusting system is provided with dedusting equipment according to the largest flue gas quantity regardless of short-time large-flow flue gas or constant low-flow flue gas treatment, so that the dedusting system and the dedusting equipment are very large in size, a large quantity of materials are consumed, and the investment cost and the operation energy consumption are higher.
Disclosure of Invention
when flue gas is handled to current dust pelletizing system, need adopt the great dust collecting equipment of volume for the material consumption is big, improves the problem of investment cost and operation energy consumption, the utility model provides a flue gas storage device, it can assist dust pelletizing system to carry out flue gas treatment, need not to adopt the great dust collecting equipment of volume, thereby reduces the material quantity, reduces investment cost and operation energy consumption.
The technical scheme is as follows: the utility model provides a flue gas storage device which characterized in that: the storage container is connected between the roof cover and the bag-type dust collector, the storage container is internally divided into a smoke containing cavity and an air containing cavity which are not communicated with each other through a partition piece, the air containing cavity is communicated with the atmosphere, the smoke containing cavity is communicated with the roof cover and the bag-type dust collector, and the partition piece is made of deformable and airtight materials.
It is further characterized in that:
The storage container is internally divided into an air containing cavity and a smoke containing cavity which are arranged up and down through a partition piece and are not communicated with each other, the storage container corresponding to the air containing cavity is provided with an air inlet and an air outlet, the storage container corresponding to the smoke containing cavity is provided with a smoke inlet and a smoke outlet, the air containing cavity is communicated with the atmosphere through the air inlet and the air outlet, and the smoke containing cavity is communicated with a smoke vent of the roof cover and an inlet end of a bag-type dust collector through the smoke inlet and the smoke outlet;
The bottom of the storage container is connected with an ash hopper, and the ash hopper is communicated with the smoke containing cavity;
The partition is arranged in the middle of the storage container, and the peripheral edge of the partition is connected with the inner wall of the storage container in a sealing way;
the isolating piece is an isolating diaphragm and adopts a soft material diaphragm;
The storage container is of a cylindrical structure, and the ash bucket is of a ship-shaped structure.
The beneficial effects of the utility model are that, through set up storage container between roof-top cover and sack cleaner, the separator passes through the entering of flue gas or air respectively, produce deformation in storage container and accomplish and swell, reduce the state that swells and swell once more in turn, with the storage and the release of flue gas in realizing storage container, thereby can be when dust pelletizing system flue gas is handled, a part flue gas is stored in the reposition of redundant personnel, the flue gas volume that gets into the sack cleaner has been reduced, make sack cleaner filter area and volume reduce, just also need not to adopt the great dust collecting equipment of volume, thereby not only can realize the flue gas treatment, and the material quantity has been reduced, investment cost and operation energy consumption have been reduced.
drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic cross-sectional structure of the present invention (smoke storage state);
FIG. 3 is a schematic cross-sectional structure of the present invention (smoke-released state);
fig. 4 is a schematic flow chart of the present invention.
Detailed Description
as shown in fig. 1 ~ fig. 4, the utility model discloses a connect the reservoir 3 between roof cover 1 and sack cleaner 2, separate for each other communicating flue gas through separator 4 in the reservoir 3 and hold chamber 5 and air chamber 6, separator 4 keeps apart the upper and lower space in the reservoir 3, and air chamber 6 intercommunication atmosphere is held to the air, and the flue gas holds chamber 5 and roof cover 1, sack cleaner 2 and all communicates, and separator 4 is the ventilative material of flexible.
The storage container 3 is internally divided into an air containing cavity 6 and a smoke containing cavity 5 which are arranged up and down and are not communicated with each other through a partition 4, the storage container 3 corresponding to the air containing cavity 6 is provided with an air inlet and outlet 7, the storage container 3 corresponding to the smoke containing cavity 5 is provided with a smoke inlet and outlet 8, the air containing cavity 6 is communicated with the atmosphere through the air inlet and outlet 7, and the smoke containing cavity 5 is communicated with a smoke exhaust channel of the roof cover 1 and an inlet end of the bag-type dust collector 2 through the smoke inlet and outlet 8; the bottom of the storage container 3 is connected with an ash hopper 9, and the ash hopper 9 is communicated with the flue gas containing cavity 5; the partition 4 is arranged in the middle of the storage container 3, and the peripheral edge of the partition 4 is hermetically connected with the inner wall of the storage container 3; the isolating piece 4 is an isolating diaphragm and adopts a soft material diaphragm; the storage container 3 is of a cylindrical structure, and the ash bucket 9 is of a ship-shaped structure so as to collect the smoke dust settled from the smoke; the air inlet and outlet 7 and the flue gas inlet and outlet 8 are both in a circular or rectangular structure.
A use method of a flue gas storage device comprises the following steps:
(1) the storage container 3 is connected between the roof cover 1 and the bag-type dust collector 2, when smoke needs to be stored, the smoke exhausted from the roof cover 1 enters the smoke containing cavity 5 through the smoke inlet and outlet 8, the isolating piece 4 is pressed to deform and bulge towards the side (upwards) of the air containing cavity 6 along with continuous injection of the smoke, the air in the air containing cavity 6 on the upper side of the isolating piece 4 is exhausted until the smoke is filled in the storage container 3, and the gas in the air containing cavity 6 is exhausted into the atmosphere through the air inlet and outlet 7;
(2) When smoke needs to be released, the smoke is continuously pumped out through the smoke inlet and outlet 8 and enters the bag-type dust collector 2, the pressure borne by the isolating piece 4 is reduced under the action of negative pressure on the smoke side of the isolating piece 4, the isolating piece 4 is gradually expanded, meanwhile, air is continuously sucked into the air containing cavity 6 through the air inlet and outlet 7, along with the injection of the air, the isolating piece 4 is compressed again to generate shape and is expanded towards the smoke containing cavity 5 (downwards) until the air is filled in the storage container 3, the smoke dust separated from the smoke containing cavity 5 is settled into the dust hopper 9, and the dust in the dust hopper 9 can be periodically discharged through external dust conveying equipment;
(3) by such circulation, the partition 4 is alternated under the states of deformation swelling, reduced swelling and secondary swelling, the shape change of the partition 4 is realized, and further the flue gas storage and release of the storage container 3 are realized, and the flue gas treatment requirement is met.
Flue gas collected by the roof cover 1 is sent into the flue gas accommodating cavity 5 through the flue gas inlet and outlet 8 by the fan 10, the bypass valve 11 is connected between the bag-type dust collector 2 and the roof cover 1, the bypass valve 11 is connected with the flue gas inlet and outlet 8, when the flue gas needs to be stored, the bypass valve 11 is closed, the fan 10 is opened, and the flue gas discharged by the roof cover 1 enters the flue gas accommodating cavity 5; when smoke needs to be released, the bypass valve 11 is opened, the fan 10 is closed, the smoke in the smoke containing cavity 5 enters the bag-type dust collector 2, and the storage container 3 is filled with air in the air containing cavity 6, so that the smoke and the air are alternately stored.
then pass through the utility model discloses a device can be when the flue gas is handled, and a part flue gas is stored in the reposition of redundant personnel, reduces the flue gas volume that gets into sack cleaner 2, subducts the flue gas peak value, makes 2 filter area of sack cleaner and volume reduction, just also need not to adopt the great dust collecting equipment of volume to not only can realize the flue gas and handle, and reduced the material quantity, reduced investment cost and operation energy consumption.
In the figure, the direction of the arrows is the direction of the flue gas flow.
Claims (6)
1. the utility model provides a flue gas storage device which characterized in that: the storage container is connected between the roof cover and the bag-type dust collector, the storage container is internally divided into a smoke containing cavity and an air containing cavity which are not communicated with each other through a partition piece, the air containing cavity is communicated with the atmosphere, the smoke containing cavity is communicated with the roof cover and the bag-type dust collector, and the partition piece is made of deformable and airtight materials.
2. A flue gas storage device according to claim 1, wherein: the storage container is internally divided into an air containing cavity and a flue gas containing cavity which are arranged up and down and are not communicated with each other through a partition piece, the storage container corresponding to the air containing cavity is provided with an air inlet and an air outlet, the storage container corresponding to the flue gas containing cavity is provided with a flue gas inlet and a flue gas outlet, the air containing cavity is communicated with the atmosphere through the air inlet and the air outlet, and the flue gas containing cavity is communicated with a discharge flue of the roof cover and an inlet end of the bag-type dust collector through the flue gas inlet and the.
3. A flue gas storage device according to claim 1, wherein: the bottom of the storage container is connected with an ash hopper, and the ash hopper is communicated with the smoke containing cavity.
4. A flue gas storage device according to claim 1, wherein: the isolating piece is arranged in the middle of the storage container, and the peripheral edge of the isolating piece is connected with the inner wall of the storage container in a sealing mode.
5. A flue gas storage device according to claim 1, wherein: the isolating piece is an isolating diaphragm, and a soft material diaphragm is adopted.
6. a flue gas storage device according to claim 3 wherein: the storage container is of a cylindrical structure, and the ash bucket is of a ship-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821404194.1U CN209771607U (en) | 2018-08-29 | 2018-08-29 | flue gas storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821404194.1U CN209771607U (en) | 2018-08-29 | 2018-08-29 | flue gas storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209771607U true CN209771607U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821404194.1U Active CN209771607U (en) | 2018-08-29 | 2018-08-29 | flue gas storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209771607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157921A (en) * | 2018-08-29 | 2019-01-08 | 无锡雪浪环境科技股份有限公司 | A kind of flue gas storage device and its application method |
-
2018
- 2018-08-29 CN CN201821404194.1U patent/CN209771607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157921A (en) * | 2018-08-29 | 2019-01-08 | 无锡雪浪环境科技股份有限公司 | A kind of flue gas storage device and its application method |
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Address after: 214000 no.2020 Lihu Avenue, Binhu District, Wuxi City, Jiangsu Province Patentee after: WUXI XUELANG ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Address before: 214128 Shuangxin economic Park, Taihu street, Binhu District, Wuxi City, Jiangsu Province Patentee before: WUXI XUELANG ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |