CN220136012U - External hot air water cooling long furnace age cupola and heat exchange system - Google Patents
External hot air water cooling long furnace age cupola and heat exchange system Download PDFInfo
- Publication number
- CN220136012U CN220136012U CN202321503421.7U CN202321503421U CN220136012U CN 220136012 U CN220136012 U CN 220136012U CN 202321503421 U CN202321503421 U CN 202321503421U CN 220136012 U CN220136012 U CN 220136012U
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- China
- Prior art keywords
- cupola
- furnace
- dust
- hot air
- air water
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- 238000001816 cooling Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 19
- 239000000428 dust Substances 0.000 claims abstract description 39
- 239000002893 slag Substances 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 238000001179 sorption measurement Methods 0.000 claims abstract description 20
- 239000002918 waste heat Substances 0.000 claims abstract description 19
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 238000010521 absorption reaction Methods 0.000 claims abstract description 12
- 239000000779 smoke Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000003575 carbonaceous material Substances 0.000 claims 1
- 235000019504 cigarettes Nutrition 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 239000008187 granular material Substances 0.000 claims 1
- 238000009847 ladle furnace Methods 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 6
- 238000005406 washing Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 238000003795 desorption Methods 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to the technical field of heating furnace equipment, in particular to an external hot air water-cooling long-furnace-life cupola furnace and a heat exchange system, comprising a cupola furnace body, wherein an air supply port is arranged on the cupola furnace body, and the cupola furnace further comprises a dust fall spraying part, the dust fall spraying part is arranged at a chimney port above the cupola furnace body, the dust fall spraying part comprises a dust hood, and an adsorption cavity is arranged inside the dust hood and can adsorb dust particles in tail smoke; according to the external hot air water-cooling long-furnace-life cupola and the heat exchange system, the dust falling spraying part can filter and adsorb solid particle impurities to a greater extent when the cupola discharges tail smoke, so that dust scattering can be slowed down; the waste heat conversion part that is equipped with simultaneously can hold and connect the slag charge to can absorb the slag charge waste heat, the heat absorption chamber that is equipped with can realize independent heat conduction utilization route respectively with interior liquid pipe, can cooperate the better washing desorption active carbon of shower, this heat transfer system can further improve waste heat utilization efficiency.
Description
Technical Field
The utility model relates to the technical field of heating furnace equipment, in particular to an external hot air water-cooling long-furnace-age cupola furnace and a heat exchange system.
Background
A cupola furnace is an important device for melting cast iron in casting production; the cupola furnace is a vertical cylindrical smelting furnace, and is divided into a front furnace and a rear furnace. The front furnace is divided into a tap hole, a slag hole, a furnace cover front hearth and a bridge. The back furnace is divided into three parts, namely a top furnace, a waist furnace and a hearth, and the top opening of the furnace is upward, so the furnace is called a cupola furnace.
In the working process of the cupola furnace, limestone in furnace charge is decomposed into lime and carbon dioxide under the action of high-temperature furnace gas. Lime is an alkaline oxide, and can be combined with ash in coke, impurities in furnace charge, metal oxide and other acidic substances to form slag with a lower melting point, and the molten slag also falls into a hearth; the slag is discharged for cooling in the back-end process, so that the risk is high, a large amount of heat is wasted when the high-temperature slag is discharged, and potential safety hazards are easily caused by sputtering problems; therefore, the design of the external hot air water cooling long-furnace-life cupola furnace capable of improving the heat utilization rate is considered, and the heat contained in slag can be reasonably utilized, so that the heat utilization rate of the system is improved. In view of this, we propose an external hot air water-cooled long-furnace-life cupola and a heat exchange system.
Disclosure of Invention
In order to make up for the defects, the utility model provides an external hot air water-cooling long-furnace-age cupola furnace and a heat exchange system.
The technical scheme of the utility model is as follows:
the long furnace age cupola furnace of outer hot air water-cooling includes the cupola furnace body, be equipped with the supply-air outlet on the cupola furnace body, still include:
the dust fall spraying part is arranged at a chimney port above the cupola body and comprises a dust hood, and an adsorption cavity is arranged inside the dust hood and can adsorb dust particles in retained tail smoke.
Preferably, the bottom of the cupola furnace body is provided with a slag hole, the cupola furnace body is positioned below the slag hole and is provided with a waste heat conversion part, the waste heat conversion part comprises a material containing seat, and the material containing seat is provided with a material containing groove capable of containing slag.
Preferably, the inner side of the dust hood is provided with an inner hood layer, and through hole structures are arranged on the hood walls at two sides of the adsorption cavity, so that tail smoke can be discharged.
Preferably, a filter screen is fixedly arranged on the cavity wall of the adsorption cavity, and the adsorption cavity is filled with activated carbon materials.
Preferably, a heat absorption cavity is arranged in the material containing seat and positioned at the periphery of the material containing groove, and a liquid injection guide pipe is arranged on the heat absorption cavity in a conducting way.
Preferably, the heat absorption cavity is internally and fixedly provided with an inner liquid pipe, the inner liquid pipe is provided with heat conduction plugboards, and the heat conduction plugboards are fixedly arranged in the heat absorption cavity and uniformly distributed.
Preferably, a spray pipe is fixedly arranged on the dust hood, and a spray head capable of spraying to the inside of the adsorption cavity is arranged on the spray pipe.
The heat exchange system of the outer hot air water-cooling long-furnace-life cupola comprises a waste heat conversion part and a spray pipe, and the spray pipe is preferably connected with the inner liquid pipe in a conducting way.
Compared with the prior art, the utility model has the beneficial effects that:
according to the external hot air water-cooling long-furnace-life cupola and the heat exchange system, the dust falling spraying part can filter and adsorb solid particle impurities to a greater extent when the cupola discharges tail smoke, so that dust scattering can be slowed down; the waste heat conversion part that is equipped with simultaneously can hold and connect the slag charge to can absorb the slag charge waste heat, the heat absorption chamber that is equipped with can realize independent heat conduction utilization route respectively with interior liquid pipe, can cooperate the better washing desorption active carbon of shower, this heat transfer system can further improve waste heat utilization efficiency.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a front view of the overall structure of the present utility model;
FIG. 3 is a cutaway exploded view of the dust fall spray section of the present utility model;
fig. 4 is a cutaway exploded view of the waste heat conversion section of the present utility model.
The meaning of each reference numeral in the figures is:
1. a cupola body; 101. a slag outlet; 2. an air supply port;
3. a dust fall spraying part; 31. a dust hood; 311. an inner cover layer; 301. an adsorption chamber; 32. a shower pipe;
4. a waste heat conversion unit; 41. a material containing seat; 411. a heat absorption chamber; 412. a material containing groove; 413. a liquid injection conduit; 42. an inner liquid pipe; 43. and the heat conducting plugboard.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-4, the present utility model is described in detail by the following embodiments:
the long furnace age cupola furnace of outer hot air water-cooling includes a cupola furnace body 1, is equipped with supply-air outlet 2 on the cupola furnace body 1, still includes:
the dust fall spraying part 3 is arranged at a chimney port above the cupola furnace body 1, the dust fall spraying part 3 comprises a dust hood 31, an adsorption cavity 301 is arranged in the dust hood 31, and dust particles in tail smoke can be adsorbed; the inner side of the dust hood 31 is provided with an inner hood layer 311, and the hood walls of the dust hood 31 on two sides of the adsorption cavity 301 are provided with through hole structures, in this embodiment, a cavity structure is adopted, so that tail smoke enters the adsorption cavity 301 and is discharged, and the tail smoke passes through a filter screen arranged on the cavity wall of the adsorption cavity 301 and an activated carbon material filled in the adsorption cavity 301, and the activated carbon material is physically adsorbed, so that hot water washing can be desorbed, and dust accumulated by adsorption can be separated.
The bottom of the cupola body 1 is provided with a slag hole 101, the cupola body 1 is provided with a waste heat conversion part 4 below the slag hole 101, the waste heat conversion part 4 comprises a material containing seat 41, and a material containing groove 412 capable of containing slag is arranged on the material containing seat 41; as shown in fig. 4, a heat absorbing cavity 411 is arranged in the material containing seat 41 and around the material containing groove 412, and a liquid injection conduit 413 is arranged on the heat absorbing cavity 411 in a conducting way; the liquid injection conduit 413 is located at a high position, and only water is injected into the heat absorption cavity 411 in the embodiment, so that waste heat in slag can be absorbed and converted into water through heat conductivity.
It should be noted that the inner liquid pipe 42 is fixedly installed in the heat absorbing cavity 411, water is injected into the inner liquid pipe 42, and the heat absorbing and heating can be performed similarly, but the water outlet or the use of the water in the heat absorbing cavity 411 is inconsistent, the water outlet or the use of the water in the heat absorbing cavity 411 is independent, the heat conducting insert plates 43 are installed on the inner liquid pipe 42, the heat conducting insert plates 43 are fixedly installed in the heat absorbing cavity 411 and are uniformly distributed, and in order to obtain good heat conductivity, the heat conducting insert plates 43 in the embodiment are aluminum type plates with high heat conductivity.
The heat exchange system of the external hot air water cooling long-furnace-life cupola furnace comprises a spray pipe 32 fixedly installed on a dust hood 31, a spray head capable of spraying the inside of an adsorption cavity 301 is installed on the spray pipe 32, an internal liquid pipe 42 of a waste heat conversion part 4 is connected with the spray pipe 32 in a conducting mode, hot water subjected to heat exchange can be sprayed at the adsorption cavity 301 under the action of an external water pump to finish washing, liquid in a heat absorption cavity 411 can be discharged through a liquid injection pipe 413 for use, the heat exchange system can be fully utilized to obtain liquid with temperature, and the heat conversion rate and the utilization rate are improved.
The long furnace age cupola of outer hot-blast water-cooling and heat transfer system of this embodiment, the staff produces the slag charge when using the cupola, discharge into flourishing silo 412 through slag notch 101, high temperature shifts to low temperature, heat transfer and conduction take place, fill water to heat absorption chamber 411 and interior liquid pipe 42, this process slag charge waste heat can shift into water, the temperature rises, can circulate and discharge through annotating liquid pipe 413 and use, also can carry the spray hot water to shower 32 through interior liquid pipe 42, wash and adsorb the dust, the device can improve the heat utilization efficiency based on this heat transfer system, and be favorable to reducing dust particle emission.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an outer hot-blast water-cooling long furnace age cupola, includes cupola body (1), be equipped with supply-air outlet (2), its characterized in that on cupola body (1): further comprises:
the dust fall spraying part (3), install in cupola furnace body (1) top chimney mouth department dust fall spraying part (3), dust fall spraying part (3) are including dust excluding hood (31), dust excluding hood (31) inside is equipped with adsorption cavity (301), can adsorb the dust granule that detains in the tail cigarette.
2. The external hot air water-cooled long-furnace-life cupola furnace according to claim 1, wherein: the slag ladle furnace is characterized in that a slag hole (101) is formed in the bottom of the cupola furnace body (1), a waste heat conversion part (4) is arranged below the slag hole (101) of the cupola furnace body (1), the waste heat conversion part (4) comprises a material containing seat (41), and a material containing groove (412) capable of containing slag is formed in the material containing seat (41).
3. The external hot air water-cooled long-furnace-life cupola furnace according to claim 1, wherein: an inner cover layer (311) is arranged on the inner side of the dust hood (31), and through hole structures are arranged on the hood walls of the dust hood (31) on the two sides of the adsorption cavity (301) and can be used for discharging tail smoke.
4. The external hot air water-cooled long-furnace-life cupola furnace according to claim 1, wherein: the adsorption cavity (301) is provided with a filter screen fixedly arranged on the cavity wall, and active carbon materials are filled in the adsorption cavity (301).
5. The external hot air water-cooled long-furnace-life cupola furnace according to claim 2, wherein: the material containing seat (41) is internally provided with a heat absorbing cavity (411) which is positioned at the periphery of the material containing groove (412), and a liquid injection guide pipe (413) is arranged on the heat absorbing cavity (411) in a conducting way.
6. The external hot air water-cooled long-furnace-life cupola furnace according to claim 5, wherein: an inner liquid pipe (42) is fixedly arranged in the heat absorption cavity (411), a heat conduction inserting plate (43) is arranged on the inner liquid pipe (42), and the heat conduction inserting plate (43) is fixedly arranged in the heat absorption cavity (411) and uniformly distributed.
7. The external hot air water-cooled long-life cupola furnace according to claim 3, wherein: the dust hood (31) is fixedly provided with a spray pipe (32), and the spray pipe (32) is provided with a spray head capable of spraying towards the inside of the adsorption cavity (301).
8. The heat exchange system of the outer hot air water cooling long furnace-age cupola furnace is positioned on the outer hot air water cooling long furnace-age cupola furnace as set forth in any one of the claims 1-7, and is characterized in that: the heat exchange system comprises a waste heat conversion part (4) and a spray pipe (32), and the spray pipe (32) is in conductive connection with the inner liquid pipe (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321503421.7U CN220136012U (en) | 2023-06-13 | 2023-06-13 | External hot air water cooling long furnace age cupola and heat exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321503421.7U CN220136012U (en) | 2023-06-13 | 2023-06-13 | External hot air water cooling long furnace age cupola and heat exchange system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220136012U true CN220136012U (en) | 2023-12-05 |
Family
ID=88960753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321503421.7U Active CN220136012U (en) | 2023-06-13 | 2023-06-13 | External hot air water cooling long furnace age cupola and heat exchange system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220136012U (en) |
-
2023
- 2023-06-13 CN CN202321503421.7U patent/CN220136012U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |