CN114322569A - Smoke guide structure of copper smelting furnace - Google Patents
Smoke guide structure of copper smelting furnace Download PDFInfo
- Publication number
- CN114322569A CN114322569A CN202111668029.3A CN202111668029A CN114322569A CN 114322569 A CN114322569 A CN 114322569A CN 202111668029 A CN202111668029 A CN 202111668029A CN 114322569 A CN114322569 A CN 114322569A
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- Prior art keywords
- furnace body
- flue gas
- distributing device
- dust
- guide structure
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- 239000000779 smoke Substances 0.000 title claims abstract description 35
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 20
- 239000010949 copper Substances 0.000 title claims abstract description 20
- 238000003723 Smelting Methods 0.000 title claims abstract description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims description 9
- 239000000428 dust Substances 0.000 claims abstract description 49
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000003546 flue gas Substances 0.000 claims abstract description 41
- 150000001879 copper Chemical class 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 241000208125 Nicotiana Species 0.000 claims description 11
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 11
- 210000003141 lower extremity Anatomy 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 10
- 239000002918 waste heat Substances 0.000 abstract description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
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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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- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a smoke guide structure of a copper smelting furnace, which comprises a furnace body, wherein the top of the furnace body is provided with a feed hopper, an annular distributing device is arranged below the feed hopper, the distributing device is inserted into the center of the furnace body from top to bottom, one side of the furnace body is provided with a smoke tube, a one-way baffle is arranged between the feed hopper and the distributing device, the lower edge of the smoke tube connected with the furnace body is flush with the lower end of the distributing device, and the smoke tube leads smoke upwards from one end of the furnace body. An annular air duct is formed between the distributor and the furnace body and is discharged to the smoke tube, and the smoke tube extends obliquely upwards, turns downwards and then upwards to form a wave peak area and a wave valley area. A dust-settling heat exchanger is arranged in the wave crest area, and a dust collecting groove is arranged below the wave trough area. According to the invention, the annular distributing device is vertically added from the central point of the furnace body, the annular airflow rotating space is formed around the distributing device by utilizing the material pile taper, so that flue gas can enter the flue pipe from the lateral upper part, and then the flue gas is cooled and dusted through two-stage heat exchange, so that the flue gas is efficiently treated and the waste heat is utilized while the flue gas leakage is avoided, and the practical effect is good.
Description
Technical Field
The invention belongs to the technical field of copper smelting equipment, and particularly relates to a smoke guide structure of a copper smelting furnace.
Background
The furnace body structure of the traditional copper smelting is as follows: the furnace comprises a furnace cylinder, an annular water jacket, a material layer, a feeding hole, a copper outlet, a slag outlet and a flue gas outlet, wherein the feeding hole and the flue gas outlet are arranged on the top of the furnace in the original design, the feeding is arranged at the peripheral position of the flue gas outlet, the feeding pushes a baffle plate away by using the weight of the feeding, the baffle plate is pushed away to enter the furnace, and when the feeding is not carried out, the baffle plate returns to the original position, and the flue gas is pumped away from the furnace. The design utilizes the height of the material layer to seal the smoke layer, and when the height of the material layer is not enough or the side baffle plates are not sealed enough in the original position, the smoke gas leaks upwards. And, the high temperature flue gas of suction in furnace body upper portion can't lower the temperature as early as possible, if the feed inlet takes place flue gas leakage then have high temperature flue gas to rush, not only be unfavorable for reinforced, waste heat energy and arouse workshop environmental pollution easily moreover.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a flue gas guiding structure for copper smelting furnace, which changes the feeding manner of the furnace body, and ensures no leakage of flue gas and better treatment through lateral flue gas discharge and high-efficiency heat exchange and dust removal treatment.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a smoke guide structure of copper smelting stove, concrete furnace body, the furnace body top is the feeder hopper, the feeder hopper below is equipped with annular distributing device, and the distributing device is from top to bottom from inserting the furnace body center, and furnace body one side is equipped with the tobacco pipe, is equipped with one-way baffle between feeder hopper and the distributing device, and the lower limb of tobacco pipe and furnace body coupling flushes with the distributing device lower extreme, and the tobacco pipe is drawn forth the flue gas by furnace body one end slant.
An annular air duct is formed between the distributor and the furnace body and is discharged to the smoke tube.
The smoke tube of the invention extends obliquely upwards, turns downwards and upwards again to form a peak area and a valley area.
The dust-settling heat exchanger is arranged in a wave crest area, a dust-settling channel is arranged below the wave crest area, a plurality of through holes in different shapes are formed in the dust-settling heat exchanger, and a water inlet and a water outlet are respectively formed in the upper portion and the lower portion of the dust-settling heat exchanger.
A scraper is arranged on one side, close to a furnace body, of the dust-settling heat exchanger and is driven by an air cylinder located below the dust-settling channel.
An auxiliary induced draft fan is arranged in the smoke pipe between the wave crest area and the wave trough area.
A dust collecting groove is arranged below the trough area, a dust catching plate driven by a motor is arranged in the dust collecting groove, and a gate is arranged below the dust collecting groove.
The wave valley area is also provided with a necking column which is positioned right above the dust collecting groove.
The outer surface of the wave trough area extends towards two sides and is provided with a heat exchange water jacket.
The beneficial effects of the invention are as follows: the annular distributing device is perpendicularly added with the material from furnace body central point, utilize the material heap toper to make and form annular air current rotation space around the distributing device, the rotation space side is the tobacco pipe just in time, the lower limb of tobacco pipe and furnace body flushes with the tip under the distributing device, be little negative pressure between the stove and the furnace roof bed of material, ensure that annular air current is along with the discharge of tobacco pipe, then through two-stage heat transfer cooling and dust fall, avoid the flue gas leakage, and it is concentrated to have the high temperature zone in the furnace body, the stove is interior reaction, the fuse-element is overheated good, the flue gas discharge is smooth and easy, the smoke and dust rate is low, advantages such as solid phase and gaseous heat exchange are good, and the flue gas of being drawn forth can be through high-efficient heat transfer and dust removal processing, make the flue gas emission up to standard.
Description of the drawings:
FIG. 1 is a schematic diagram of a structure relating to the present invention;
fig. 2 is a schematic side view of a dustfall heat exchanger according to the present invention.
The specific implementation mode is as follows:
the invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, a flue gas guide structure of a copper smelting furnace, specifically a furnace body 1, a feed hopper 11 at the top of the furnace body 1, a water tank and a water jacket at the periphery of the furnace body, a copper outlet, a slag outlet and the like at the lower part of the furnace body 1, which all belong to the existing furnace body structure. In this embodiment, an annular distributing device 2 is arranged below the feeding hopper 11, the distributing device 2 is inserted into the center of the furnace body 1 from top to bottom, a smoke tube 3 is arranged on one side of the furnace body 1, a one-way baffle 12 is arranged between the feeding hopper 11 and the distributing device 2, the lower edge of the smoke tube 3 connected with the furnace body 1 is flush with the lower end of the distributing device 2, and the smoke tube 3 leads out smoke from one end of the furnace body 1 obliquely upwards. The material gets into furnace body 1 from distributing device 2, at first spreads out in furnace body 1, when reaching distributing device 2 lower extreme, the material then piles up in distributing device 2, so form annular wind channel 4 between distributing device 2 and the furnace body 1, and the tobacco pipe 3 port just in time is in one side of wind channel 4, so because there is piling up of material in distributing device 2 to and distributing device 2 top one-way baffle 12, the flue gas can't upwards spill over, the flue gas that produces in the heating process can get into the tobacco pipe 3 after the rotation in the annular space and discharge.
The smoke tube 3 extends upward obliquely, turns downward and then upward to form a peak area 31 and a trough area 32, and the peak area 31 and the trough area 32 are provided with dust removal and heat exchange devices for heat exchange, temperature reduction and dust removal of smoke.
Specifically, be equipped with dust fall heat exchanger 5 in crest district 31, crest district 31 below is dust fall passageway 50, as shown in fig. 2, the through-hole that has a plurality of different shapes in the dust fall heat exchanger 5, dust fall heat exchanger 5 is equipped with the water inlet respectively from top to bottom, the delivery port, dust fall heat exchanger 5 ceramic structure, cross flowing water through water inlet and delivery port connection, it can adopt the coolant liquid to cross flowing water, through-hole in the dust fall heat exchanger 5 can be triangle-shaped, the rhombus, it is circular, the rectangle, hexagon etc., when the flue gas passes through dust fall heat exchanger 5, the flue gas is at a plurality of through-hole extrusion collisions, the granule in the flue gas can be blockked by dust fall heat exchanger 5, and the flue gas passes through dust fall heat exchanger 5, the flue gas that reaches 1000 ℃ can be fast overflowed the water and walk the calorific capacity, the flue gas can reduce to about 700 ℃ through crest district 31 temperature.
In order to collect the smoke and dust particles that are blocked by dust fall heat exchanger 5, one side that dust fall heat exchanger 5 is close to furnace body 1 is equipped with scraper blade 51, and scraper blade 51 can adopt high temperature resistant alloy, and scraper blade 51 is driven by cylinder 52 that is located dust fall passageway 50 below, can constantly scrape from top to bottom in dust fall heat exchanger 5 front side, will be blocked and the granule that adheres to dust fall heat exchanger 5 side scrapes to dust fall passageway 50 in, can collect in unison.
An auxiliary induced draft fan 6 is arranged in the smoke tube 3 between the peak area 31 and the trough area 32, and can assist in guiding smoke to pass through the dust-settling heat exchanger 5, so that the peak area 31 of the smoke tube 3 is in a negative pressure state, and the smoke can be prevented from overflowing from the dust-settling channel 50.
A dust collecting groove 7 is arranged below the wave valley area 32, a dust collecting plate 71 driven by a motor 70 is arranged in the dust collecting groove 7, the dust collecting plate 71 can be a reticular alloy plate, the dust collecting plate 71 continuously rotates under the drive of the motor 70 to stir the flue gas entering the dust collecting groove 7, particles in the flue gas are captured and collected and then collected in the dust collecting groove 7, and a gate 72 is arranged below the dust collecting groove 7 and can discharge the flue gas after the gate 72 is opened.
In order to enable the smoke to impact the dust collecting groove 7 in the wave trough area 32 as far as possible, the wave trough area 32 is also provided with a necking column 8, the necking column 8 is positioned right above the dust collecting groove 7, the wave trough area 32 forms a narrow ventilation opening, the smoke can collide with the dust collecting groove 7 and then is extruded upwards, and dust can be better removed in the process.
The outer surface of the wave valley area 32 extends towards two sides to form a heat exchange water jacket 9, the heat exchange water jacket 9 is V-shaped, the whole wave valley area 32 and two sides of the wave valley area 32 are covered, effective heat exchange can be carried out on the smoke, and the temperature of the smoke passing through the heat exchange water jacket 9 area can be reduced to 300-400 ℃.
It is to be understood that the technical scope of the present invention is not limited to the contents of the specification, and that modifications or changes may be made by those skilled in the art based on the above description, and all such modifications and changes are intended to fall within the scope of the appended claims.
Claims (9)
1. The utility model provides a flue gas guide structure of copper smelting stove, concrete furnace body (1), furnace body (1) top is feeder hopper (11), its characterized in that: feeder hopper (11) below is equipped with annular distributing device (2), and distributing device (2) from top to bottom are equipped with tobacco pipe (3) from inserting furnace body (1) center, furnace body (1) one side, are equipped with one-way baffle (12) between feeder hopper (11) and distributing device (2), and the lower limb that tobacco pipe (3) and furnace body (1) are connected flushes with distributing device (2) lower extreme, and tobacco pipe (3) are drawn forth the flue gas by furnace body (1) one end slant.
2. The flue gas guide structure of a copper smelting furnace according to claim 1, characterized in that: an annular air duct (4) is formed between the distributor (2) and the furnace body (1) and is discharged to the smoke tube (3).
3. The flue gas guide structure of a copper smelting furnace according to claim 1 or 2, characterized in that: the smoke tube (3) extends upwards in an inclined way, turns downwards and then upwards to form a peak area (31) and a valley area (32).
4. The flue gas guide structure of a copper smelting furnace according to claim 3, characterized in that: be equipped with dust fall heat exchanger (5) in peak area (31), peak area (31) below is dust fall passageway (50), have the through-hole of a plurality of different shapes in dust fall heat exchanger (5), dust fall heat exchanger (5) are equipped with water inlet, delivery port from top to bottom respectively.
5. The flue gas guide structure of a copper smelting furnace according to claim 4, characterized in that: and a scraper (51) is arranged on one side of the dust-settling heat exchanger (5) close to the furnace body (1), and the scraper (51) is driven by a cylinder (52) positioned below the dust-settling channel (50).
6. The flue gas guide structure of a copper smelting furnace according to claim 4, characterized in that: an auxiliary induced draft fan (6) is arranged in the smoke pipe (3) between the peak area (31) and the valley area (32).
7. The flue gas guide structure of a copper smelting furnace according to claim 3, characterized in that: a dust collecting groove (7) is arranged below the wave valley area (32), a dust catching plate (71) driven by a motor (70) is arranged in the dust collecting groove (7), and a gate (72) is arranged below the dust collecting groove (7).
8. The flue gas guide structure of a copper smelting furnace according to claim 7, characterized in that: the wave trough area (32) is also provided with a necking column (8), and the necking column (8) is positioned right above the dust collecting groove (7).
9. The flue gas guide structure of a copper smelting furnace according to claim 3, characterized in that: the outer surface of the wave valley area (32) extends towards two sides and is provided with a heat exchange water jacket (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111668029.3A CN114322569A (en) | 2021-12-31 | 2021-12-31 | Smoke guide structure of copper smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111668029.3A CN114322569A (en) | 2021-12-31 | 2021-12-31 | Smoke guide structure of copper smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114322569A true CN114322569A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111668029.3A Pending CN114322569A (en) | 2021-12-31 | 2021-12-31 | Smoke guide structure of copper smelting furnace |
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| Country | Link |
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| CN (1) | CN114322569A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835381A (en) * | 2022-06-21 | 2022-08-02 | 湖南邵虹特种玻璃股份有限公司 | Energy-saving glass kiln |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1824998A (en) * | 2006-03-26 | 2006-08-30 | 海安县赛特环境保护实业有限公司 | Vertical layer combustion refuse incinerating device |
| CN2926834Y (en) * | 2006-03-26 | 2007-07-25 | 海安县赛特环境保护实业有限公司 | Vertical refuse incinerator with layered combustion |
| CN109443015A (en) * | 2018-11-20 | 2019-03-08 | 天津正元合科技开发有限公司 | A kind of kiln integral structure and the process system using the kiln integral structure |
| CN208703952U (en) * | 2018-07-09 | 2019-04-05 | 陈逸丹 | A kind of fume waste heat exchange device |
| CN113477058A (en) * | 2021-06-28 | 2021-10-08 | 北京北方天鹰科技有限公司 | Waste gas treatment device of coal-fired heating furnace |
| CN216954058U (en) * | 2021-12-31 | 2022-07-12 | 广东新生环保科技股份有限公司 | Smoke guide structure of copper smelting furnace |
-
2021
- 2021-12-31 CN CN202111668029.3A patent/CN114322569A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1824998A (en) * | 2006-03-26 | 2006-08-30 | 海安县赛特环境保护实业有限公司 | Vertical layer combustion refuse incinerating device |
| CN2926834Y (en) * | 2006-03-26 | 2007-07-25 | 海安县赛特环境保护实业有限公司 | Vertical refuse incinerator with layered combustion |
| CN208703952U (en) * | 2018-07-09 | 2019-04-05 | 陈逸丹 | A kind of fume waste heat exchange device |
| CN109443015A (en) * | 2018-11-20 | 2019-03-08 | 天津正元合科技开发有限公司 | A kind of kiln integral structure and the process system using the kiln integral structure |
| CN113477058A (en) * | 2021-06-28 | 2021-10-08 | 北京北方天鹰科技有限公司 | Waste gas treatment device of coal-fired heating furnace |
| CN216954058U (en) * | 2021-12-31 | 2022-07-12 | 广东新生环保科技股份有限公司 | Smoke guide structure of copper smelting furnace |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835381A (en) * | 2022-06-21 | 2022-08-02 | 湖南邵虹特种玻璃股份有限公司 | Energy-saving glass kiln |
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