CN102620553A - Long-furnace-life external heat air supply water-cooled cupola furnace - Google Patents
Long-furnace-life external heat air supply water-cooled cupola furnace Download PDFInfo
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- CN102620553A CN102620553A CN2012100916697A CN201210091669A CN102620553A CN 102620553 A CN102620553 A CN 102620553A CN 2012100916697 A CN2012100916697 A CN 2012100916697A CN 201210091669 A CN201210091669 A CN 201210091669A CN 102620553 A CN102620553 A CN 102620553A
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Abstract
The invention discloses a long-furnace-life external heat air supply water-cooled cupola furnace. The long-furnace-life external heat air supply water-cooled cupola furnace comprises a cupola furnace body, and a heat exchange system, a charging system and a dust removal system, which are matched with the cupola furnace body. The long-furnace-life external heat air supply water-cooled cupola furnace is characterized in that the charging system is arranged on one side of a furnace mouth of an upper-section hearth; an induced-draft opening is formed on the other side of the upper-section hearth and connected with a high-temperature heat exchanger through an induced-draft pipeline; the top of a low-temperature heat exchanger is connected with a cyclone dust remover of a dust removal system through a pipeline; and the cyclone dust remover is connected with a wet dust remover, an induced-draft fan and a chimney through the pipeline. The long-furnace-life external heat air supply water-cooled cupola furnace has the advantages that a cupola furnace without a combustion chamber is employed, an outlet is formed on one side of the cupola furnace, the induced-draft pipeline is connected with the dust removal system, and raw materials are smelted with the help of the air of the induced-draft fan; when the raw materials are added, dust is slightly scattered due to small air force, and environmental pollution is reduced; coke is saved, the ratio of iron to coke is improved, 200 to 300 kg of coke can be saved for one ton of iron, and the quality of molten iron is high; and energy consumption can be reduced, working efficiency is improved, and economic benefit is improved.
Description
Technical field
The present invention relates to a kind of blast-heating cupola, especially relate to a kind of no combustion chamber-type blast-heating cupola.
Background technology
Furnace cupola is the visual plant of melting iron in the Foundry Production, is mainly used in the ironcasting product, casting pig is fused into to be poured into behind the molten iron unpacks after cooling in the sand mold and obtain foundry goods.A kind of vertical cylindrical shape smelting furnace of the body of heater of furnace cupola is divided into forehearth and back stove.Forehearth is divided into tapping hole again, cupola well and gap bridge before the slag notch, bell.Back stove is divided into three parts, top stove, waist stove and cupola well again.The waist stove separates with bustle pipe, repaiies stove and closes afterwards, seals with mud.Be heat exchanger on the stove of top.Produce, also in order to cooperate pneumatic steelmaking, because of the furnace roof opening makes progress.The furnace cupola blow-on suitably reduces bed depth in the stove after 20 minutes; Make charge door place gas temperature just reach ignition point; The bed of material is unlikely again too low in the stove; Utilize coal gas at the charge door place with the airborne oxygen that gets into from the charge door institute's liberated heat that burns, with sending in the furnace cupola after the air heat in the heat exchanger that is placed in the furnace roof flue.
At present, general blast-heating cupola comprises shaft, flue hot air apparatus, forehearth, and shaft is provided with charge door, and the flue hot air apparatus is arranged at shaft top, and double as chimney, charge door are arranged at flue hot air apparatus below.This type of furnace cupola must be provided with the combustion chamber, so not only structurally install complicated, manufacturing value is high, and the heat energy utilization of burning is poor, and waste fuel.
Summary of the invention
The purpose of this invention is to provide a kind of no combustion chamber-type blast-heating cupola, solve general cupola body complex structure, combustion efficiency is not good, the problem that fuel consumption is too high.
The technical solution adopted for the present invention to solve the technical problems is: a kind of external heat blast water-cooled liong service period cupola; Comprise cupola body and the heat-exchange system, feeding system, the dust pelletizing system that cooperate body of heater; It is characterized in that: described cupola body further comprises epimere burner hearth and hypomere burner hearth; Described hypomere burner hearth connects cupola well, and epimere burner hearth fire door one side is provided with feeding system, and the opposite side of described epimere burner hearth is established and offered air-vent; And through air inducing pipeline connection heat-exchange system; Described heat-exchange system comprise high temperature interchanger and cryogenic heat exchanger, described conveyance conduit connects the bottom that an end connects the high temperature interchanger, the top of described high temperature interchanger is provided with and connects pipeline and be connected with the bottom of cryogenic heat exchanger; The top of described cryogenic heat exchanger is connected with the cyclone dust collectors of dust pelletizing system through pipeline, and cyclone dust collectors pass through pipeline and hydrofilter and air-introduced machine, chimney is connected.
Concrete, on the described air inducing pipeline igniter is set.
Further; Described feeding device comprises the elevator that is arranged on epimere burner hearth fire door one side; The feeder that the bottom butt joint of described elevator is made up of material house, oscillating feeder, the car of weighing, feed leakage bucket, described elevator top is provided with the feeding mechanism of pulling force traction.
Concrete, described feeding mechanism is the frame that the feeding mouth on elevator top is provided with, and fixed pulley is set on the frame, and fixed pulley is provided with pulling force rope, and an end of pulling force rope connects into trolley, and the other end connects the pulling force hauling machine.
Further, also connect the dedusting water pump in the described dust pelletizing system.
Beneficial effect of the present invention: the present invention has adopted the furnace cupola of no combustion chamber, in furnace cupola one side outlet is set; Link to each other with dust pelletizing system through the air inducing pipeline, utilize the air quantity of the air-introduced machine that is communicated with, combustion-supporting raw material melting, and add fashionable because wind-force reduces dust and trickles down at raw material, reduce environmental pollution.Practiced thrift coke, improved iron(-)coke ratio, iron per ton can be practiced thrift the coke of 200-300 kilogram, and molten steel quality is good.Can cut down the consumption of energy, device structure is simply durable in use, increase work efficiency, increase economic benefit.
Below will combine accompanying drawing and embodiment, the present invention will be carried out comparatively detailed explanation.
Description of drawings
Fig. 1 is an organigram of the present invention.
Among the figure: 1. the epimere burner hearth, 2. the hypomere burner hearth, 3. cupola well, 4. air-vent, 5. the air inducing pipeline, 6. the high temperature interchanger, 7. cryogenic heat exchanger, 8. connect pipeline, 9. pipeline, 10. weigh car, 18. feed leakage buckets of hydrofilter, 11. air-introduced machines, 12. chimneys, 13. igniters, 14. elevators, 15. material house, 16. oscillating feeders, 17., 19. fixed pulleys, 20. are gone into trolley, 21. pulling force hauling machines, 22. cyclone dust collectors, 23. dedusting water pumps, 24. pulling force ropes, 25..
The specific embodiment
Embodiment 1; As shown in Figure 1, a kind of external heat blast water-cooled liong service period cupola comprises cupola body and the heat-exchange system, feeding system, the dust pelletizing system that cooperate body of heater; It is characterized in that: described cupola body further comprises epimere burner hearth 1 and hypomere burner hearth 2; Described hypomere burner hearth 2 connects cupola well 3, and epimere burner hearth 1 fire door one side is provided with feeding system, and the opposite side of described epimere burner hearth 1 is established and offered air-vent 4; And through air inducing pipeline 5 connection heat-exchange systems; Described heat-exchange system comprise high temperature interchanger 6 and cryogenic heat exchanger 7, described conveyance conduit 5 connects the bottom that an end connects high temperature interchanger 6, the top of described high temperature interchanger 6 is provided with and connects pipeline 8 and be connected with the bottom of cryogenic heat exchanger 7; The top of described cryogenic heat exchanger 7 is connected with the cyclone dust collectors 22 of dust pelletizing system through pipeline 9, and cyclone dust collectors 22 pass through pipeline 9 and hydrofilter 10 and air-introduced machine 11, chimney 12 is connected.
Concrete, on the described air inducing pipeline 5 igniter 13 is set.
Further; Described feeding device comprises the elevator 14 that is arranged on epimere burner hearth 1 fire door one side; The feeder that the bottom butt joint of described elevator 14 is made up of material house 15, oscillating feeder 16, the car 17 of weighing, feed leakage bucket 18, described elevator 14 tops are provided with the feeding mechanism of pulling force traction.
Concrete, described feeding mechanism is the frame 25 that the feeding mouth on elevator 14 tops is provided with, and fixed pulley 19 is set on the frame 25, and fixed pulley 19 is provided with pulling force rope 24, and an end of pulling force rope 24 connects into trolley 20, and the other end connects pulling force hauling machine 21.
Further, also connect dedusting water pump 23 in the described dust pelletizing system.
The present invention has adopted the furnace cupola of no combustion chamber, in furnace cupola one side outlet is set; Link to each other with dust pelletizing system through the air inducing pipeline, utilize the air quantity of the air-introduced machine that is communicated with, combustion-supporting raw material melting, and add fashionable because wind-force reduces dust and trickles down at raw material, reduce environmental pollution.Thereby reduced the economic benefit that has comprehensively improved Foundry Production in the iron.Practiced thrift coke, improved iron(-)coke ratio, iron per ton can be practiced thrift the coke of 200-300 kilogram, and molten steel quality is good.But can cut down the consumption of energy, device structure is simply durable in use, increase work efficiency, increase economic benefit.
Claims (5)
1. external heat blast water-cooled liong service period cupola; Comprise cupola body and the heat-exchange system, feeding system, the dust pelletizing system that cooperate body of heater; It is characterized in that: described cupola body further comprises epimere burner hearth and hypomere burner hearth; Described hypomere burner hearth connects cupola well, and epimere burner hearth fire door one side is provided with feeding system, and the opposite side of described epimere burner hearth is established and offered air-vent; And through air inducing pipeline connection heat-exchange system; Described heat-exchange system comprise high temperature interchanger and cryogenic heat exchanger; Described conveyance conduit connects the bottom that an end connects the high temperature interchanger; The top of described high temperature interchanger is provided with and connects pipeline and is connected with the bottom of cryogenic heat exchanger, and the top of described cryogenic heat exchanger is passed through pipeline and is connected with the cyclone dust collectors of dust pelletizing system, and cyclone dust collectors pass through pipeline and hydrofilter and air-introduced machine, chimney is connected.
2. external heat blast water-cooled liong service period cupola as claimed in claim 1 is characterized in that: on the described air inducing pipeline igniter is set.
3. external heat blast water-cooled liong service period cupola as claimed in claim 1; It is characterized in that: described feeding device comprises the elevator that is arranged on epimere burner hearth fire door one side; The feeder that the bottom butt joint of described elevator is made up of material house, oscillating feeder, the car of weighing, feed leakage bucket, described elevator top is provided with the feeding mechanism of pulling force traction.
4. external heat blast water-cooled liong service period cupola as claimed in claim 2; It is characterized in that: described feeding mechanism is the frame that the feeding mouth on elevator top is provided with; Fixed pulley is set on the frame; Fixed pulley is provided with pulling force rope, and an end of pulling force rope connects into trolley, and the other end connects the pulling force hauling machine.
5. external heat blast water-cooled liong service period cupola as claimed in claim 1 is characterized in that: also connect the dedusting water pump in the described dust pelletizing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100916697A CN102620553A (en) | 2012-03-31 | 2012-03-31 | Long-furnace-life external heat air supply water-cooled cupola furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100916697A CN102620553A (en) | 2012-03-31 | 2012-03-31 | Long-furnace-life external heat air supply water-cooled cupola furnace |
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| CN102620553A true CN102620553A (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012100916697A Pending CN102620553A (en) | 2012-03-31 | 2012-03-31 | Long-furnace-life external heat air supply water-cooled cupola furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163556A (en) * | 2018-11-09 | 2019-01-08 | 上海杜邦龙机电有限公司吕四分公司 | A kind of energy saving and environment friendly Multi-functional smelting furnace |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001141367A (en) * | 1999-11-18 | 2001-05-25 | Daido Steel Co Ltd | Copper melting shaft furnace |
| WO2001038588A1 (en) * | 1999-11-23 | 2001-05-31 | Bernard Audant | Oxidant suction cupola and method for managing same |
| CN2852009Y (en) * | 2005-03-20 | 2006-12-27 | 于仁先 | External heating and blowing non-lining water-cooled cupola |
| CN200946976Y (en) * | 2006-06-19 | 2007-09-12 | 裴柯兴 | Cupola integrated heat-exchange dust-removing device |
| CN201637262U (en) * | 2010-03-04 | 2010-11-17 | 山西乔山铸造有限公司 | Clean cupola furnace device |
| CN202648371U (en) * | 2012-03-31 | 2013-01-02 | 南陵鹏程机械制造有限公司 | External-heat, air-blowing and water-cooling cupola furnace with long furnace age |
-
2012
- 2012-03-31 CN CN2012100916697A patent/CN102620553A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001141367A (en) * | 1999-11-18 | 2001-05-25 | Daido Steel Co Ltd | Copper melting shaft furnace |
| WO2001038588A1 (en) * | 1999-11-23 | 2001-05-31 | Bernard Audant | Oxidant suction cupola and method for managing same |
| CN2852009Y (en) * | 2005-03-20 | 2006-12-27 | 于仁先 | External heating and blowing non-lining water-cooled cupola |
| CN200946976Y (en) * | 2006-06-19 | 2007-09-12 | 裴柯兴 | Cupola integrated heat-exchange dust-removing device |
| CN201637262U (en) * | 2010-03-04 | 2010-11-17 | 山西乔山铸造有限公司 | Clean cupola furnace device |
| CN202648371U (en) * | 2012-03-31 | 2013-01-02 | 南陵鹏程机械制造有限公司 | External-heat, air-blowing and water-cooling cupola furnace with long furnace age |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163556A (en) * | 2018-11-09 | 2019-01-08 | 上海杜邦龙机电有限公司吕四分公司 | A kind of energy saving and environment friendly Multi-functional smelting furnace |
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Application publication date: 20120801 |