CN202139252U - Spark collecting type cloth-bag purifying and recycling device using converter coal gas dry method - Google Patents
Spark collecting type cloth-bag purifying and recycling device using converter coal gas dry method Download PDFInfo
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- CN202139252U CN202139252U CN201120216419U CN201120216419U CN202139252U CN 202139252 U CN202139252 U CN 202139252U CN 201120216419 U CN201120216419 U CN 201120216419U CN 201120216419 U CN201120216419 U CN 201120216419U CN 202139252 U CN202139252 U CN 202139252U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
A spark collecting type cloth-bag purifying and recycling device using a converter coal gas dry method belongs to the technical field of gas purification and recycling of steel works. The device comprises a converter, an evaporation cooling flue, a nonmetal expansion joint, an evaporative cooling tower, a semi-purified gas pipeline, a spark collector, an anti-explosion bag-type dust remover, a flowmeter, a dedusting fan, a silencer, a purified coal gas pipeline, a diffusing bell valve, a recycling bell valve, a combustion diffusing chimney, a glasses valve, a spraying cooling tower and a V-shaped water seal. The spark collecting type cloth-bag purifying and recycling device has the advantages of being capable of reducing power consumption and explosion rate of the dust remover and improving dedusting efficiency.
Description
Technical field
The utility model belongs to Iron And Steel Plant gas sweetening recovery and utilization technology field, and a kind of spark catching type dry cloth bag purifying recovery device of converter coal gas particularly is provided, and is applicable to that Iron And Steel Plant's oxygen coverter coal gas bag-type purifies recovery system.
Background technology
Coal gas of converter is one of most important sub product in the STEELMAKING PRODUCTION, and it is energy-saving and cost-reducing for steel-making to reclaim and make good use of coal gas of converter, and it is significant to alleviate environmental pollution, and the purification of coal gas of converter mainly contains two kinds of wet method and dry method at present with reclaiming.A kind of is wet method, and main representative has the OG method of Japan, and the circumferential weld washing method in Europe, and these two kinds of high dust discharges of refining plant ubiquity and secondary water pollute, the electric consumption high-technology is not enough.
Another kind is the dry method electric dust-removing process, and its specific humidity genealogy of law system purification efficiency is high, and operation energy consumption is low.But its construction investment is high, system's fluctuation of service, and venting of dust explosion is frequent, the influence safety in production.
Summary of the invention
The purpose of the utility model is to provide a kind of spark catching type dry cloth bag purifying recovery device of converter coal gas; Solved high, the secondary pollution problem of the existing dust concentration discharging of wet dedusting technology; The investment of dry method electric dust-removing process is high; Fluctuation of service, defective workmanship that venting of dust explosion is frequent has realized the target of high-level efficiency, low consumption, steady running, safety in production.
The utility model comprises converter 1, gasification cooling flue 2, non-metal expansion joint 3, wet cooling tower 4, half purified gas pipeline 5, spark catcher 6, explosion-proof sack cleaner 7, under meter 8, dedusting fan 9, sound damper 10, purified gas pipeline 11, diffusion clock valve 12, reclaims clock valve 13, chimney 14, glasses valve, water cooling tower 16, V-type water seal 18 are diffused in burning; Converter 1 is connected with gasification cooling flue 2 through flange; Non-metal expansion joint 3 one ends are connected with gasification cooling flue 2 with flange; The other end is connected with wet cooling tower 4 with flange; Wet cooling tower 4 outlets adopt welding process to be connected with half purified gas pipeline 5, and spark catcher 6 inlet ducts join with flange and half purified gas pipeline 5, and outlet is joined with flange and explosion-proof sack cleaner 7; Explosion-proof sack cleaner 7 outlets are connected with under meter 8 inlets with flange; Under meter 8 outlets are joined with dedusting fan inlet 9 usefulness flanges; Sound damper 10 inlet ends join with flange and dedusting fan outlet; Sound damper 10 outlet is joined with welding process and gas line 11, and the pneumatic valve 12, recovery valve 13 gangways of diffusing is with the flange mode and diffuse chimney 14 and purified gas pipeline 11 joins; Water cooling tower 16 gangways join with second glasses valve 17, first glasses valve, 15 usefulness flanges respectively, and glasses valve 17 is connected with V-type water seal 18 usefulness welding processs.
After reacting, oxygen of being sent into by the oxygen rifle in the STEELMAKING PRODUCTION and the carbon in the molten iron generates the dust-laden coal gas that CO is arranged in converter; Cooling off back entering evaporative cooler indirectly through gasification cooling flue directly cools off; Discharge from evaporative cooler 4 with the gas of 200 ℃ of temperature then; Enter into spark catcher 6 through more than half purified gas pipelines 5; Pass through under meter 8 successively after in explosion-proof sack cleaner, removing dust then; After passing through sound damper under the guiding of dedusting fan 9, get into burning through diffusion clock valve in the switching station 12 and diffuse chimney 14, or get in the gas recovery systems via glasses valve 15, coal gas water cooling tower 16, glasses valve 17, V-type water seal 18 through the recovery clock valve 13 in the switching station.
The utility model device is a spark catcher formula converter dry-method bag-type dust collecting device, and it has realized high purification efficiency, low consumption, does not have the new gas treating plant of secondary pollution.
The used wet dedusting of Iron And Steel Plant's converter coal gas purification, dry method electric dust-removing process technology itself exists deficiency and defective, makes increasing environmental pollution, and power consumption increases, the state of the art that dangerous production hidden danger exists.The utility model technology provides a kind of safety, high-level efficiency, low consumed converter coal gas purification retrieving arrangement; Be primarily characterized in that and adopted explosion-proof sack cleaner; And, realized the operational objective and the requirement of safe production of safe and reliable converter coal gas purification recovery system at the spark catcher that gets into explosion-proof sack cleaner.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model, wherein converter 1, gasification cooling flue 2, non-metal expansion joint 3, wet cooling tower 4, half purified gas pipeline 5, spark catcher 6, explosion-proof sack cleaner 7, under meter 8, dedusting fan 9, sound damper 10, purified gas pipeline 11, diffusion clock valve 12, reclaims clock valve 13, burning and diffuses chimney 14, first glasses valve 15, water cooling tower 16, second glasses valve 17, V-type water seal 18.
Embodiment
The utility model comprises converter 1, gasification cooling flue 2, non-metal expansion joint 3, wet cooling tower 4, half purified gas pipeline 5, spark catcher 6, explosion-proof sack cleaner 7, under meter 8, dedusting fan 9, sound damper 10, purified gas pipeline 11, diffusion clock valve 12, reclaims clock valve 13, chimney 14 is diffused in burning, first glasses valve 15, water cooling tower 16, second glasses valve 17, V-type water seal 18.Converter 1 is connected with gasification cooling flue 2 through flange; Non-metal expansion joint 3 one ends are connected with gasification cooling flue 2 with flange; The other end is connected with wet cooling tower 4 with flange; Wet cooling tower 4 outlets adopt welding process to be connected with half purified gas pipeline 5, and spark catcher 6 inlet ducts join with flange and half purified gas pipeline 5, and outlet is joined with flange and explosion-proof sack cleaner 7; Explosion-proof sack cleaner 7 outlets are connected with under meter 8 inlets with flange; Under meter 8 outlets are joined with dedusting fan inlet 9 usefulness flanges; Sound damper 10 inlet ends join with flange and dedusting fan outlet; Sound damper 10 outlet is joined with welding process and gas line 11, and the pneumatic valve 12, recovery valve 13 gangways of diffusing is with the flange mode and diffuse chimney 14 and purified gas pipeline 11 joins; Water cooling tower 16 gangways join with second glasses valve 17, first glasses valve, 15 usefulness flanges respectively, and glasses valve 17 is connected with V-type water seal 18 usefulness welding processs.
Below in conjunction with accompanying drawing the utility model is done further explanation, can be found out by accompanying drawing, in the STEELMAKING PRODUCTION, spark catcher is the security measures of native system, and it is selected for use after calculating according to the size of converter gas amount.Explosion-proof sack cleaner purge mode is the pulse backblowing mode, and blowing grey medium is nitrogen, on apparatus casing, is provided with explosion venting valve.The utility model device has reduced the resistance of system, and then has reduced the power consumption of system, and the device purification efficiency is high, and dust concentration is less than 10mg/Nm
3(mark attitude) cancelled the sewage secondary pollution, is the excellent energy-conserving and environment-protective new technology of a prospect.
Claims (1)
1. spark catching type dry cloth bag purifying recovery device of converter coal gas; It is characterized in that, comprise converter, gasification cooling flue, non-metal expansion joint, wet cooling tower, half purified gas pipeline, spark catcher, explosion-proof sack cleaner, under meter, dedusting fan, sound damper, purified gas pipeline, diffusion clock valve, recovery clock valve, burn and diffuse chimney, glasses valve, water cooling tower, V-type water seal; Converter (1) is connected with gasification cooling flue (2) through flange; Non-metal expansion joint (3) one ends are connected with gasification cooling flue (2) with flange; The other end is connected with wet cooling tower (4) with flange; Wet cooling tower (4) outlet adopts welding process to be connected with half purified gas pipeline (5), and spark catcher (6) inlet duct joins with flange and half purified gas pipeline (5), and outlet is joined with flange and explosion-proof sack cleaner (7); Explosion-proof sack cleaner (7) outlet is connected with under meter (8) inlet with flange; Under meter (8) outlet is joined with flange with dedusting fan inlet (9); Sound damper (10) inlet end joins with flange and dedusting fan outlet; Sound damper (10) outlet is joined with welding process and gas line (11), and the pneumatic valve (12), recovery valve (13) gangway of diffusing is with the flange mode and diffuse chimney (14) and purified gas pipeline (11) joins; Water cooling tower (16) gangway joins with flange with second glasses valve (17), first glasses valve (15) respectively, and glasses valve (17) is connected with welding process with V-type water seal (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120216419U CN202139252U (en) | 2011-06-24 | 2011-06-24 | Spark collecting type cloth-bag purifying and recycling device using converter coal gas dry method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120216419U CN202139252U (en) | 2011-06-24 | 2011-06-24 | Spark collecting type cloth-bag purifying and recycling device using converter coal gas dry method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202139252U true CN202139252U (en) | 2012-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120216419U Expired - Lifetime CN202139252U (en) | 2011-06-24 | 2011-06-24 | Spark collecting type cloth-bag purifying and recycling device using converter coal gas dry method |
Country Status (1)
| Country | Link |
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| CN (1) | CN202139252U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757176A (en) * | 2014-01-26 | 2014-04-30 | 江苏博际环境工程科技有限公司 | Primary flue gas-coal gas dedusting and deep purification system of converter |
| CN104880090A (en) * | 2015-06-02 | 2015-09-02 | 阳城县华王通用离心铸管厂 | Combustible gas long-distance delivery and reutilization device of cupola furnace |
| CN106139760A (en) * | 2016-08-25 | 2016-11-23 | 合肥超赢工业设计有限公司 | A kind of sparkproof sack cleaner |
| CN107365603A (en) * | 2017-07-30 | 2017-11-21 | 合肥徽工工业自动化工程有限公司 | A kind of shaft furnace coal gas dry-method bag-type dust collecting recovery method |
| CN107470971A (en) * | 2017-10-11 | 2017-12-15 | 中冶节能环保有限责任公司 | A kind of steel scrap cutting dedusting device and method |
-
2011
- 2011-06-24 CN CN201120216419U patent/CN202139252U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757176A (en) * | 2014-01-26 | 2014-04-30 | 江苏博际环境工程科技有限公司 | Primary flue gas-coal gas dedusting and deep purification system of converter |
| CN103757176B (en) * | 2014-01-26 | 2015-09-30 | 江苏博际环境工程科技有限公司 | A kind of converter flue gas coal gas dust removal and advanced purification system |
| CN104880090A (en) * | 2015-06-02 | 2015-09-02 | 阳城县华王通用离心铸管厂 | Combustible gas long-distance delivery and reutilization device of cupola furnace |
| CN104880090B (en) * | 2015-06-02 | 2017-06-13 | 阳城县华王通用离心铸管厂 | Furnace cupola fuel gas long-distance sand transport reuse means |
| CN106139760A (en) * | 2016-08-25 | 2016-11-23 | 合肥超赢工业设计有限公司 | A kind of sparkproof sack cleaner |
| CN107365603A (en) * | 2017-07-30 | 2017-11-21 | 合肥徽工工业自动化工程有限公司 | A kind of shaft furnace coal gas dry-method bag-type dust collecting recovery method |
| CN107470971A (en) * | 2017-10-11 | 2017-12-15 | 中冶节能环保有限责任公司 | A kind of steel scrap cutting dedusting device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120208 |