CN201443950U - Grain drier energy-saving purification device - Google Patents
Grain drier energy-saving purification device Download PDFInfo
- Publication number
- CN201443950U CN201443950U CN2009200161506U CN200920016150U CN201443950U CN 201443950 U CN201443950 U CN 201443950U CN 2009200161506 U CN2009200161506 U CN 2009200161506U CN 200920016150 U CN200920016150 U CN 200920016150U CN 201443950 U CN201443950 U CN 201443950U
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- CN
- China
- Prior art keywords
- deduster
- heat exchanger
- housing
- devulcanizer
- flue gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
-
- 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
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
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- Drying Of Solid Materials (AREA)
Abstract
Disclosed is a grain drier energy-saving purification device. The device comprises a heat exchanger, a dust separator and a desulfurizer which are sequentially connected. The heat exchanger is a shell and tube type exchanger; the inside of each tube is a flue gas channel; an air channel is arranged between each two tubes; the dust separator is a ceramic multi-tube dust separator; the desulfurizer includes a desulfurizer casing body; a horizontal saw-tooth corrugated plate capable of being dipped into lime water is arranged below a flue gas inlet inside the desulfurizer casing body; an outlet of the heat exchanger is connected with an inlet of the dust separator; and an outlet of the dust separator is connected with an air inlet of the desulfurizer. The grain drier energy-saving purification device enables the flue gas exhausted by a coal burning hot air furnace of a grain drier to be treated through the heat exchanger, the dust separator and the desulfurizer. After the flue gas is treated, the grain drier energy-saving purification device recycles the heat in the flue gas, removes smoke dust in the flue gas, absorbs sulfur dioxide in the flue gas, exhausts flue gas after temperature reduction, dust removal and desulfurization, has energy-saving and environment protecting functions and is an energy-saving purification device of the grain drier hot air furnace.
Description
Technical field
The utility model relates to a kind of grain drier energy-saving purifier, particularly a kind of heat exchange, dedusting and desulfurizer of grain drier hot-blast stove energy-saving dedusting device.
Background technology
Grain drier is to be the drying medium drying grain with the hot blast, grain drier is in the drying grain process, hot blast adds hot-air with coal-fired hot-blast stove and generates, coal-fired hot-blast stove is to be fuel with the coal, coal-fired hot-blast stove blasts combustion air from its air intake vent when work, coal-fired after the stove internal combustion, the flue gas that produces is discharged by smoke stack emission to surrounding environment from outlet flue again, contain the flue dust that produces because of coal combustion is insufficient in a large number in the flue gas, owing to contain sulphur in the coal, with generating sulfur dioxide behind the coal combustion, sulfur dioxide with fume emission in surrounding environment, the temperature of flue gas is higher, also contains certain heat in the flue gas.In the prior art, do not have grain drier energy-saving dedusting device, the high-temperature flue gas that contains flue dust and sulfur dioxide directly is discharged in the environment on every side, and not only off-energy also more seriously pollutes surrounding environment.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned deficiency, proposes a kind ofly can to reclaim heat in the flue gas that the grain drier hot-blast stove discharges, removes the flue dust in the flue gas and the grain drier energy-saving purifier of sulfur dioxide.
The utility model is realized with the following method.
The grain drier energy-saving purifier has heat exchanger, deduster and the devulcanizer that links to each other successively,
Heat exchanger is a tubular heat exchanger, heat exchanger has heat exchanger shell, there is smoke inlet the upper end of heat exchanger shell, exhanst gas outlet is arranged at the bottom of heat exchanger shell sidewall, and there is dust-exhausting port the lower end of heat exchanger shell, and the upper and lower card of uniform relative circular hole is arranged between the smoke inlet in the heat exchanger shell and the exhanst gas outlet, be connected with pipe respectively between the relative circular hole of upper and lower card, a sidewall between the upper and lower card of heat exchanger shell has air intlet, and opposite side has air outlet slit
Deduster is a ceramic multicyclone dust collector, deduster has the deduster housing, there is the smoke gas port upper end of deduster housing, there is the flue dust outlet lower end of deduster housing, have between smoke gas port in the deduster housing and the flue dust outlet uniform relative circular hole on, lower face plate, on, be connected with the earthenware deduster respectively between the relative circular hole of lower face plate, the pure qi (oxygen) outlet of earthenware deduster is above upper face plate, the dust mouth of earthenware deduster is below lower face plate, the air inlet that spiral guide is arranged of earthenware deduster in the deduster housing on, between the lower face plate, the air inlet of earthenware deduster has spiral guide, on the deduster housing sidewall, into flue gas mouth is arranged between the lower face plate
Devulcanizer has the devulcanizer housing, there is the gas outlet upper end of devulcanizer housing, there is air inlet at the middle part of devulcanizer housing sidewall, catch the foam screen cloth between air inlet in the devulcanizer housing and the gas outlet, the zigzag wave card of level is arranged at the bottom in the devulcanizer housing, between air inlet and the zigzag wave card distribution of gas deflection plate is arranged, there is sewage draining exit the below of devulcanizer housing
The exhanst gas outlet of heat exchanger links to each other with the flue gas mouth that advances of deduster, and the smoke gas port of deduster links to each other with the air inlet of devulcanizer.
During installation, the air outlet slit of heat exchanger is linked to each other with the inlet of air blast, the outlet of air blast links to each other with the air intake vent of coal-fired hot-blast stove, the smoke inlet of heat exchanger links to each other with the outlet flue of coal-fired hot-blast stove, add limewash in the devulcanizer housing, the crest one of the liquid level of limewash and zigzag wave card is flat, and the gas outlet of devulcanizer links to each other with chimney.
During use, in the burning of grain drier coal-fired hot-blast stove, blast combustion air by heat exchanger to coal-fired hot-blast stove with air blast, combustion air between the pipe of heat exchanger with tubulation in the high-temperature flue gas heat exchange heat up, cooling flue gas after the cooling enters deduster, earthenware deduster dedusting in deduster, cooling, the dedusting flue gas enters devulcanizer, cooling, dedusting flue gas distribution of gas deflection plate in devulcanizer blows to the zigzag wave card that is immersed in the limewash, blow afloat water smoke and foam, water smoke and foam and cooling, the dedusting flue gas fully contacts, limewash is cooling, the dedusting sulfur in smoke absorbs, the sediment that generates is suspended in the water, because flue gas is the desulfurization again of lowering the temperature earlier, can improve desulphurizing ability, be suspended in the water the sulfur-bearing sediment can discharge from sewage draining exit with water off and on, in the devulcanizer housing, add new limewash, cooling then, dedusting, flue gas after the desulfurization is discharged by smoke stack emission from the devulcanizer gas outlet.
The flue gas that the utility model is discharged the grain drier coal-fired hot-blast stove is handled by heat exchanger, deduster and devulcanizer successively, flue gas after treatment, recycle heat in the flue gas, remove flue dust in the flue gas, absorb sulfur in smoke, discharge is through cooling, dedusting, desulfurization flue gas, effect with energy-saving and environmental protection is the energy-saving purifier of grain drier hot-blast stove.
Below in conjunction with accompanying drawing, the utility model is further described.
Description of drawings
Fig. 1 cuts open schematic diagram according to the master office of looking of a kind of grain drier energy-saving purifier of invention scheme proposition of the present utility model.
The specific embodiment
Among Fig. 1, the grain drier energy-saving purifier has heat exchanger 1, deduster 2 and the devulcanizer 3 that links to each other successively,
Heat exchanger is a tubular heat exchanger, heat exchanger has heat exchanger shell 4, there is smoke inlet 5 upper end of heat exchanger shell, exhanst gas outlet 6 is arranged at the bottom of heat exchanger shell sidewall, and there is dust-exhausting port 7 lower end of heat exchanger shell, and the upper and lower card 8,9 of uniform relative circular hole is arranged between the smoke inlet in the heat exchanger shell and the exhanst gas outlet, be connected with pipe 10 respectively between the relative circular hole of upper and lower card, a sidewall between the upper and lower card of heat exchanger shell has air intlet 11, and opposite side has air outlet slit 12
Deduster is a ceramic multicyclone dust collector, deduster has deduster housing 13, there is smoke gas port 14 upper end of deduster housing, there is flue dust outlet 15 lower end of deduster housing, have between smoke gas port in the deduster housing and the flue dust outlet uniform relative circular hole on, lower face plate 16,17, on, be connected with earthenware deduster 18 respectively between the relative circular hole of lower face plate, the pure qi (oxygen) outlet 19 of earthenware deduster is above upper face plate, the dust mouth 20 of earthenware deduster is below lower face plate, the air inlet that spiral guide is arranged 21 of earthenware deduster in the deduster housing on, between the lower face plate, on the deduster housing sidewall, into flue gas mouth 22 is arranged between the lower face plate
Devulcanizer has devulcanizer housing 23, there is gas outlet 24 upper end of devulcanizer housing, there is air inlet 25 at the middle part of devulcanizer housing sidewall, catch foam screen cloth 26 between air inlet in the devulcanizer housing and the gas outlet, the zigzag wave card 27 of level is arranged at the bottom in the devulcanizer housing, between air inlet and the zigzag wave card distribution of gas deflection plate 28 is arranged, there is sewage draining exit 29 below of devulcanizer housing
The exhanst gas outlet of heat exchanger links to each other with pipeline 30 with advancing between the flue gas mouth of deduster, links to each other with pipeline 31 between the smoke gas port of deduster and the air inlet of devulcanizer.
Claims (1)
1. grain drier energy-saving purifier is characterized in that:
The heat exchanger, deduster and the devulcanizer that link to each other are successively arranged,
Heat exchanger is a tubular heat exchanger, heat exchanger has heat exchanger shell, there is smoke inlet the upper end of heat exchanger shell, exhanst gas outlet is arranged at the bottom of heat exchanger shell sidewall, and there is dust-exhausting port the lower end of heat exchanger shell, and the upper and lower card of uniform relative circular hole is arranged between the smoke inlet in the heat exchanger shell and the exhanst gas outlet, be connected with pipe respectively between the relative circular hole of upper and lower card, a sidewall between the upper and lower card of heat exchanger shell has air intlet, and opposite side has air outlet slit
Deduster is a ceramic multicyclone dust collector, deduster has the deduster housing, there is the smoke gas port upper end of deduster housing, there is the flue dust outlet lower end of deduster housing, have between smoke gas port in the deduster housing and the flue dust outlet uniform relative circular hole on, lower face plate, on, be connected with the earthenware deduster respectively between the relative circular hole of lower face plate, the pure qi (oxygen) outlet of earthenware deduster is above upper face plate, the dust mouth of earthenware deduster is below lower face plate, the air inlet that spiral guide is arranged of earthenware deduster in the deduster housing on, between the lower face plate, the air inlet of earthenware deduster has spiral guide, on the deduster housing sidewall, into flue gas mouth is arranged between the lower face plate
Devulcanizer has the devulcanizer housing, there is the gas outlet upper end of devulcanizer housing, there is air inlet at the middle part of devulcanizer housing sidewall, catch the foam screen cloth between air inlet in the devulcanizer housing and the gas outlet, the zigzag wave card of level is arranged at the bottom in the devulcanizer housing, between air inlet and the zigzag wave card distribution of gas deflection plate is arranged, there is sewage draining exit the below of devulcanizer housing
The exhanst gas outlet of heat exchanger links to each other with the flue gas mouth that advances of deduster, and the smoke gas port of deduster links to each other with the air inlet of devulcanizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200161506U CN201443950U (en) | 2009-08-06 | 2009-08-06 | Grain drier energy-saving purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200161506U CN201443950U (en) | 2009-08-06 | 2009-08-06 | Grain drier energy-saving purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201443950U true CN201443950U (en) | 2010-04-28 |
Family
ID=42548633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200161506U Expired - Fee Related CN201443950U (en) | 2009-08-06 | 2009-08-06 | Grain drier energy-saving purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201443950U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589272A (en) * | 2012-03-12 | 2012-07-18 | 铁岭市清河区金锋干燥设备有限公司 | Cotton drying hot air production device |
| CN103486868A (en) * | 2013-09-18 | 2014-01-01 | 中国科学院广州能源研究所 | Efficient dust removing waste heat recycling and energy saving device |
| CN103706214A (en) * | 2013-12-24 | 2014-04-09 | 湖州华祥不锈钢管有限公司 | Smoke dust removal device of boiler |
| CN105972995A (en) * | 2016-07-23 | 2016-09-28 | 芜湖长启炉业有限公司 | Grain drying system achieving tail gas purification |
| CN107217151A (en) * | 2017-07-31 | 2017-09-29 | 马鞍山钢铁股份有限公司 | A kind of rotary hearth furnace zinc powder off-gas recovery pretreatment unit and its pretreating process |
| CN111879152A (en) * | 2020-06-16 | 2020-11-03 | 东莞市唯美陶瓷工业园有限公司 | Sulfur-containing flue gas heat exchanger, ceramic tile production system and sulfur-containing flue gas heat exchange method |
-
2009
- 2009-08-06 CN CN2009200161506U patent/CN201443950U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589272A (en) * | 2012-03-12 | 2012-07-18 | 铁岭市清河区金锋干燥设备有限公司 | Cotton drying hot air production device |
| CN103486868A (en) * | 2013-09-18 | 2014-01-01 | 中国科学院广州能源研究所 | Efficient dust removing waste heat recycling and energy saving device |
| CN103486868B (en) * | 2013-09-18 | 2016-01-20 | 中国科学院广州能源研究所 | Efficient de-dirt Waste Heat Recovery energy saver |
| CN103706214A (en) * | 2013-12-24 | 2014-04-09 | 湖州华祥不锈钢管有限公司 | Smoke dust removal device of boiler |
| CN105972995A (en) * | 2016-07-23 | 2016-09-28 | 芜湖长启炉业有限公司 | Grain drying system achieving tail gas purification |
| CN107217151A (en) * | 2017-07-31 | 2017-09-29 | 马鞍山钢铁股份有限公司 | A kind of rotary hearth furnace zinc powder off-gas recovery pretreatment unit and its pretreating process |
| CN107217151B (en) * | 2017-07-31 | 2018-11-23 | 马鞍山钢铁股份有限公司 | A kind of rotary hearth furnace zinc powder off-gas recovery pretreatment unit and its pretreating process |
| CN111879152A (en) * | 2020-06-16 | 2020-11-03 | 东莞市唯美陶瓷工业园有限公司 | Sulfur-containing flue gas heat exchanger, ceramic tile production system and sulfur-containing flue gas heat exchange method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100428 Termination date: 20120806 |