CN202460393U - Cooling positive-pressure back-suction big cloth bag dust removal device for submerged arc furnace - Google Patents
Cooling positive-pressure back-suction big cloth bag dust removal device for submerged arc furnace Download PDFInfo
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- CN202460393U CN202460393U CN2012200244587U CN201220024458U CN202460393U CN 202460393 U CN202460393 U CN 202460393U CN 2012200244587 U CN2012200244587 U CN 2012200244587U CN 201220024458 U CN201220024458 U CN 201220024458U CN 202460393 U CN202460393 U CN 202460393U
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- cloth bag
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- ash
- dust removal
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Abstract
The utility model relates to a big cloth bag dust removal device, and in particular relates to a cooling positive-pressure back-suction big cloth bag dust removal device for a submerged arc furnace, and belongs to the field of dust removal equipment. The big cloth bag dust removal device has dedusting and ash removal characteristics, and dust enters the cloth bag by a fan at positive pressure, and an inner filter air inlet mode is adopted; a box body uses color plates without closeness, so that the processing cost is saved and the construction is convenient; the direction of air flow is adjusted by a selector valve, when ash removal is needed, the selector valve is switched to a back-suction pipe, a purified gas exhaust port is closed, and a filter bag is vibrated under the suction action of an induced draft fan so as to realize the ash removal process without an additional ash removal mechanism, so that the ash removal effect is enhanced; and meanwhile, a bypass valve is arranged, when the air inlet temperature reaches the critical temperature of the cloth bag, the bypass valve is opened to cool, and a water-cooled jacket and the bypass valve are used for cooling, thus being simple and practical.
Description
Technical field
The utility model relates to a kind of big bag-type dust collector, specifically relates to the big bag-type dust collector of the hot stove cooling malleation back suction wind in a kind of ore deposit, and it belongs to the cleaner field.
Background technology
The especially various smelting mine heat furnaces of Industrial Stoves have characteristics such as exhaust gas volumn is big, temperature is high, dust is thin, and it is difficult to administer.Usually the general devices such as cyclone dust removal, bag-type dust, electric precipitation that adopt.Wherein cyclone dust collector is owing to the thin inaccessible effect of dust, and the electric dust collector one-time investment is big, thereby bag-type dust collector is a dust arrester of handling the Industrial Stoves dust preferably.But the bag-type dust collector that generally uses is now restricted by temperature and ash-removal effect, and its scope of application receives very big restriction.
Summary of the invention
In view of the defective that existing procucts exist, the purpose of the utility model is the big bag-type dust collector of cooling malleation back suction wind that the hot stove in a kind of suitable ore deposit will be provided and have advantages such as reduced investment, efficiency of dust collection height, practicality light.
For realizing above-mentioned purpose, the technical scheme that the utility model adopted is the big bag-type dust collector of the hot stove cooling malleation back suction wind in a kind of ore deposit, and it comprises: gas collection petticoat pipe and sack cleaner main body; It is characterized in that: it also comprises: water cold sleeve, bispin wind high-efficiency dust remover and air-introduced machine; The gas collection petticoat pipe is connected with bispin wind high-efficiency dust remover through the ash-laden gas pipeline; Ash-laden gas pipeline between gas collection petticoat pipe and the bispin wind high-efficiency dust remover is provided with water cold sleeve; Bispin wind high-efficiency dust remover is connected with air-introduced machine through the ash-laden gas pipeline; Be provided with wild air-valve between air-introduced machine and the bispin wind high-efficiency dust remover, air-introduced machine is connected with lower box through containing the smoke pipe road, and the lower box bottom is provided with unloading valve; Lower box top is the colored steel container body of outer cover, and colored steel container body of outer cover inside is provided with the bag house filter bag; The colored steel container body of outer cover is provided with the pure qi (oxygen) outlet, and lower box is connected with back suction airduct road, contains the smoke pipe road and is connected through reversal valve with back suction airduct road, and back suction airduct road is provided with suckback valve.
The operation principle of the utility model is:
Ore deposit hot stove high-temperature flue gas dust at first compiles the entering flue collector by the gas collection petticoat pipe; Cool through water cold sleeve, if flue-gas temperature still is higher than 250 ℃, system closes air-introduced machine automatically; When flue-gas temperature during at 240 ℃; Open wild air-valve, flue gas directly gets into bispin wind high-efficiency dust remover, and big dust particle is reclaimed; Flue gas is compiled by air-introduced machine after the dedusting in advance, gets into the big sack cleaner of malleation back suction wind; When flue-gas temperature is lower than 150 ℃, close wild air-valve automatically, through the PLC automatic control system, according to the reasonable switch filtering mode of exhaust gas volumn, flue gas gets into the cloth bag in each casing through reversal valve, filters back pure qi (oxygen) shutter malleation on casing and discharges; When the needs deashing, reversal valve is switched to the back suction airduct, close the pure qi (oxygen) outlet, open suckback valve simultaneously, utilize the swabbing action of air-introduced machine that the filter bag inside and outside differential pressure is changed, it is flat that the filter bag pressurized becomes, and when filter bag recovers to filter, realized the process of deashing.
The advantage of the utility model is: it has dedusting and deashing characteristic, and dedusting adopts the blower fan malleation to get into cloth bag, interior filter air intake mode, and casing adopts colored steel, need not airtightly, saves processing cost, is convenient to construction; Utilize the trend of reversal valve adjustment air-flow, when the needs deashing, reversal valve is switched to the back suction airduct; Close the pure qi (oxygen) outlet, utilize the swabbing action of air-introduced machine to make filter bag send out into shake, realized the process of deashing; Do not need to add deashing mechanism in addition, strengthened ash-removal effect; Establish wild air-valve simultaneously, when EAT reaches the cloth bag critical-temperature, open wild air-valve cooling, and adopt water cold sleeve and the cooling of wild air-valve, simple and practical.
Description of drawings
Fig. 1 is the main TV structure sketch map of the utility model;
Among the figure: 1, gas collection petticoat pipe, 2, water cold sleeve, 3, bispin wind high-efficiency dust remover, 4, wild air-valve, 5, the ash-laden gas pipeline, 6, air-introduced machine; 7, suckback valve, 8, back suction airduct road, 9, reversal valve, 10, the pure qi (oxygen) outlet, 11, unloading valve, 12, the colored steel container body of outer cover, 13, the bag house filter bag, 14, lower box.
The specific embodiment
In order further to understand the big bag-type dust collector of the hot stove cooling malleation back suction wind in this ore deposit, accompanying drawings further specifies as follows.
The big bag-type dust collector of the hot stove cooling malleation back suction wind in a kind of ore deposit, it comprises: gas collection petticoat pipe 1 and sack cleaner main body; It is characterized in that: it also comprises: water cold sleeve 2, bispin wind high-efficiency dust remover 3 and air-introduced machine 6; Gas collection petticoat pipe 1 is connected with bispin wind high-efficiency dust remover 3 through ash-laden gas pipeline 2; Ash-laden gas pipeline 5 between gas collection petticoat pipe 1 and the bispin wind high-efficiency dust remover 3 is provided with water cold sleeve 4; Bispin wind high-efficiency dust remover 3 is connected with air-introduced machine 6 through ash-laden gas pipeline 5; Be provided with wild air-valve 4 between air-introduced machine 6 and the bispin wind high-efficiency dust remover 3, air-introduced machine 6 is connected with lower box 14 through containing smoke pipe road 5, and lower box 14 bottoms are provided with unloading valve 11; Lower box 14 tops are colored steel container body of outer cover 12, and colored steel container body of outer cover 12 inside are provided with bag house filter bag 13; Colored steel container body of outer cover 12 is provided with pure qi (oxygen) outlet 10, and lower box 14 is connected with back suction airduct road 8, contains smoke pipe road 5 and is connected through reversal valve 9 with back suction airduct road 8, and back suction airduct road 8 is provided with suckback valve 7.
The operation principle of the utility model is:
Ore deposit hot stove high-temperature flue gas dust at first compiles the entering flue collector by gas collection petticoat pipe 1; Cool through water cold sleeve 2, if flue-gas temperature still is higher than 250 ℃, system closes air-introduced machine 6 automatically; When flue-gas temperature during at 240 ℃; Open wild air-valve 4, flue gas directly gets into bispin wind high-efficiency dust remover 3, and big dust particle is reclaimed; Flue gas is compiled by air-introduced machine 6 after the dedusting in advance, gets into the big sack cleaner of malleation back suction wind; When flue-gas temperature is lower than 150 ℃, close wild air-valve 4 automatically, through the PLC automatic control system, according to the reasonable switch filtering mode of exhaust gas volumn, flue gas filters back pure qi (oxygen) shutter malleation on casing and discharges through the cloth bag that reversal valve 9 gets in each casing; When the needs deashing, reversal valve 9 is switched to back suction airduct 8, close pure qi (oxygen) outlet 10; Open suckback valve 7 simultaneously, utilize the swabbing action of air-introduced machine 6 that the filter bag inside and outside differential pressure is changed, it is flat that the filter bag pressurized becomes; When filter bag recovers to filter, realized the process of deashing.
Claims (1)
1. the big bag-type dust collector of the hot stove cooling malleation back suction wind in an ore deposit, it comprises: gas collection petticoat pipe and sack cleaner main body; It is characterized in that: it also comprises: water cold sleeve, bispin wind high-efficiency dust remover and air-introduced machine; The gas collection petticoat pipe is connected with bispin wind high-efficiency dust remover through the ash-laden gas pipeline; Ash-laden gas pipeline between gas collection petticoat pipe and the bispin wind high-efficiency dust remover is provided with water cold sleeve; Bispin wind high-efficiency dust remover is connected with air-introduced machine through the ash-laden gas pipeline; Be provided with wild air-valve between air-introduced machine and the bispin wind high-efficiency dust remover, air-introduced machine is connected with lower box through containing the smoke pipe road, and the lower box bottom is provided with unloading valve; Lower box top is the colored steel container body of outer cover, and colored steel container body of outer cover inside is provided with the bag house filter bag; The colored steel container body of outer cover is provided with the pure qi (oxygen) outlet, and lower box is connected with back suction airduct road, contains the smoke pipe road and is connected through reversal valve with back suction airduct road, and back suction airduct road is provided with suckback valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200244587U CN202460393U (en) | 2012-01-19 | 2012-01-19 | Cooling positive-pressure back-suction big cloth bag dust removal device for submerged arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200244587U CN202460393U (en) | 2012-01-19 | 2012-01-19 | Cooling positive-pressure back-suction big cloth bag dust removal device for submerged arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202460393U true CN202460393U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200244587U Expired - Fee Related CN202460393U (en) | 2012-01-19 | 2012-01-19 | Cooling positive-pressure back-suction big cloth bag dust removal device for submerged arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202460393U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139810A (en) * | 2016-08-31 | 2016-11-23 | 合肥合意环保科技工程有限公司 | A kind of self-rotary filter for mineral hot furnace flue gas cleaning |
| CN112546783A (en) * | 2020-11-10 | 2021-03-26 | 将乐三晶新材料有限公司 | Ore smelting furnace dust collector |
| CN113230794A (en) * | 2021-04-07 | 2021-08-10 | 江阴市锦绣江南环境发展有限公司 | Cyclone cloth bag integrated dust removal device |
| CN113265506A (en) * | 2020-10-30 | 2021-08-17 | 水口山有色金属有限责任公司 | Flue gas cooling device for converter |
-
2012
- 2012-01-19 CN CN2012200244587U patent/CN202460393U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139810A (en) * | 2016-08-31 | 2016-11-23 | 合肥合意环保科技工程有限公司 | A kind of self-rotary filter for mineral hot furnace flue gas cleaning |
| CN113265506A (en) * | 2020-10-30 | 2021-08-17 | 水口山有色金属有限责任公司 | Flue gas cooling device for converter |
| CN112546783A (en) * | 2020-11-10 | 2021-03-26 | 将乐三晶新材料有限公司 | Ore smelting furnace dust collector |
| CN113230794A (en) * | 2021-04-07 | 2021-08-10 | 江阴市锦绣江南环境发展有限公司 | Cyclone cloth bag integrated dust removal device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20150119 |
|
| EXPY | Termination of patent right or utility model |