CN213454981U - Be used for hot stove cooling water waste heat recovery to utilize device in ore deposit - Google Patents
Be used for hot stove cooling water waste heat recovery to utilize device in ore deposit Download PDFInfo
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- CN213454981U CN213454981U CN202021736262.1U CN202021736262U CN213454981U CN 213454981 U CN213454981 U CN 213454981U CN 202021736262 U CN202021736262 U CN 202021736262U CN 213454981 U CN213454981 U CN 213454981U
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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
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Abstract
The utility model discloses a be used for hot stove cooling water waste heat recovery to utilize device in ore deposit relates to hot stove technical field in ore deposit. The device comprises a furnace body, a semi-closed smoke hood, a water cooling system, a waste heat recovery system, a water storage tank, an electrode lifting mechanism, an electrode throwing mechanism, an electrode holder, an electrode body and a feeding system, wherein the semi-closed smoke hood is positioned at a furnace mouth of the furnace body, and a water jacket is arranged on the outer side of the furnace body. This be used for hot stove cooling water waste heat recovery utilizes device in ore deposit, the radiant heat that produces the inside liquid metal of furnace body or slag is retrieved by the cooling water in the water jacket, produced high temperature tail gas waste heat is retrieved by the water cooling radiator among the water cooling system through the flue gas discharge pipeline during smelting, it carries out heat conversion to insert water supply system by waste heat recovery system after retrieving, the cooling water discharges and reserves, with the saving secondary energy of guarantee at utmost, the heat of conversion satisfies some other production needs or the in-plant life needs.
Description
Technical Field
The utility model relates to a hot stove technical field in ore deposit specifically is a be used for hot stove cooling water waste heat recovery to utilize device in ore deposit.
Background
The submerged arc furnace is mainly used for reduction smelting of ores, the main smelting varieties comprise ferrosilicon, industrial silicon, silicon-calcium alloy, high-carbon ferromanganese, manganese-silicon alloy, high-carbon ferrochrome, silicon-chromium alloy, silicon-aluminum alloy, rare earth alloy and the like, and the submerged arc furnace is also used for smelting products such as pig iron, calcium carbide, yellow phosphorus, nickel matte, corundum and the like.
When the submerged arc furnace works, sometimes, due to working requirements, cooling treatment needs to be carried out on the inside of the submerged arc furnace, at this moment, a cooling water system is often used, after the cooling work is carried out on the inside of the submerged arc furnace by the existing submerged arc furnace cooling water system, the waste heat of the cooling water with rising temperature is not well utilized and is directly discharged, and therefore a large amount of heat energy contained in the water is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be used for hot stove cooling water waste heat recovery to utilize device in ore deposit possesses the advantage that improves recycle value, avoids extravagant secondary energy to solve the problem that exists among the above-mentioned background art.
For the purpose that realizes improving recycle value, avoiding extravagant secondary energy, the utility model provides a following technical scheme: a cooling water waste heat recycling device for an ore-smelting furnace comprises a furnace body, a semi-closed smoke hood, a water cooling system, a waste heat recycling system, a water storage tank, an electrode lifting mechanism, an electrode throwing and releasing mechanism, an electrode holder, an electrode body and a feeding system, wherein the semi-closed smoke hood is positioned at a furnace opening of the furnace body, a water jacket is arranged on the outer side of the furnace body, a flue gas discharge pipeline is arranged at the top of the semi-closed smoke hood, the water cooling system is respectively connected with the water jacket and the flue gas discharge pipeline through conveying pipelines, the water jacket and the flue gas discharge pipeline are respectively connected with the waste heat recycling system through recycling pipelines, the waste heat recycling system is connected with the water storage tank through recycling pipelines, the electrode lifting mechanism is positioned above the furnace body, the electrode throwing and releasing mechanism is installed on the electrode lifting mechanism, the electrode holder is installed, the electrode body is arranged on the electrode holder, and the feeding system is positioned above the furnace body.
As an optimized technical scheme of the utility model, the rotating system is installed to the bottom of furnace body, electrode holder electric connection has power supply system.
As the utility model discloses an optimized technical scheme, water cooling system includes water-cooling machine body, immersible pump and water-cooling radiator, the immersible pump is located the water-cooling machine body, the immersible pump is connected with water-cooling radiator through pipeline.
As an optimized technical scheme of the utility model, water-cooling radiator is located the fume emission pipeline, and is the double-deck cover on the circulating route of fume emission pipeline.
As the utility model discloses an optimized technical scheme, waste heat recovery system is including recovery tank and copper changing heat pipe, the copper changing heat pipe is located the recovery tank, and the one end of copper changing heat pipe is connected with water jacket and flue gas emission pipeline respectively through the recovery pipeline, and its other end is connected with the aqua storage tank through the recovery pipeline.
As an optimal technical scheme of the utility model, install the governing valve on the pipeline that water cooling system and water jacket and flue gas discharge pipeline are connected respectively, waste heat recovery system passes through the external water supply system of pipeline.
Compared with the prior art, the utility model provides a be used for hot stove cooling water waste heat recovery to utilize device in ore deposit possesses following beneficial effect:
this be used for hot stove cooling water waste heat recovery utilizes device in ore deposit, the radiant heat that produces the inside liquid metal of furnace body or slag is retrieved by the cooling water in the water jacket, produced high temperature tail gas waste heat is retrieved by the water cooling radiator among the water cooling system through the flue gas discharge pipeline during smelting, it carries out heat conversion to insert water supply system by waste heat recovery system after retrieving, the cooling water discharges and reserves, with the saving secondary energy of guarantee at utmost, the heat of conversion satisfies some other production needs or the in-plant life needs.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the water cooling system of the present invention;
fig. 3 is the schematic structural diagram of the waste heat recovery system of the present invention.
In the figure: 1. a furnace body; 2. a semi-enclosed smoke cage; 3. a water cooling system; 4. a waste heat recovery system; 5. a water storage tank; 6. an electrode lifting mechanism; 7. an electrode throwing mechanism; 8. an electrode holder; 9. an electrode body; 10. a charging system; 11. a water jacket; 12. a flue gas discharge duct; 13. a rotation system; 14. a power supply system; 15. a water-cooling machine body; 16. a submersible pump; 17. a water-cooled radiator; 18. a recovery tank; 19. a copper-changing heat pipe; 20. and adjusting the valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model discloses a cooling water waste heat recovery device for submerged arc furnace, comprising a furnace body 1, a semi-closed smoke hood 2, a water cooling system 3, a waste heat recovery system 4, a water storage tank 5, an electrode lifting mechanism 6, an electrode throwing mechanism 7, an electrode holder 8, an electrode body 9 and a feeding system 10, wherein the semi-closed smoke hood 2 is located at the furnace mouth of the furnace body 1, a water jacket 11 is arranged at the outer side of the furnace body 1, a flue gas discharge pipeline 12 is installed at the top of the semi-closed smoke hood 2, the water cooling system 3 is respectively connected with the water jacket 11 and the flue gas discharge pipeline 12 through a conveying pipeline, the water jacket 11 and the flue gas discharge pipeline 12 are respectively connected with the waste heat recovery system 4 through a recovery pipeline, the waste heat recovery system 4 is connected with the water storage tank 5 through a recovery pipeline, the radiant heat generated by the liquid metal or slag in the furnace body 1 is recovered by the cooling water in the water, the high-temperature tail gas waste heat generated during smelting is recovered by a water-cooling radiator 17 in a water cooling system 3 through a flue gas discharge pipeline 12, the recovered waste heat is connected to a water supply system through a waste heat recovery system 4 to perform heat conversion, cooling water is discharged for reservation, so that secondary energy is saved to the maximum extent, the converted heat meets other production requirements or in-plant living requirements, an electrode lifting mechanism 6 is positioned above a furnace body 1, an electrode throwing and releasing mechanism 7 is installed on the electrode lifting mechanism 6, an electrode holder 8 is installed on the electrode throwing and releasing mechanism 7, an electrode body 9 is installed on an electrode holder 8, and a feeding system 10 is positioned above the furnace body 1.
Specifically, the bottom of the furnace body 1 is provided with a rotating system 13, and the electrode holder 8 is electrically connected with a power supply system 14.
In this embodiment, the utility model discloses use semi-enclosed electric stove to carry out the waste heat recovery design as the prototype, electrode elevating system 6, electrode get rid of the basic configuration of putting mechanism 7, electrode holder 8, electrode body 9, rotating system 13 and power supply system 14 for semi-enclosed electric stove.
Specifically, the water cooling system 3 includes a water cooling body 15, a submersible pump 16 and a water cooling radiator 17, the submersible pump 16 is located in the water cooling body 15, and the submersible pump 16 is connected with the water cooling radiator 17 through a conveying pipeline.
In this embodiment, the cooling water in the water-cooled machine body 15 is input into the water jacket 11 and the water-cooled radiator 17 located in the flue gas discharge pipeline 12 through the submersible pump 16, and the radiant heat generated by the liquid metal or slag in the furnace body 1 and the waste heat of the high-temperature tail gas generated during smelting are sequentially recovered.
Specifically, the water-cooled radiator 17 is located in the flue gas discharge pipe 12 and covers the flow path of the flue gas discharge pipe 12 in a double-layer manner.
In this embodiment, the discharged high-temperature tail gas is cooled and recovered by absorbing the incidental heat by the water-cooled radiator 17.
Specifically, the waste heat recovery system 4 comprises a recovery tank 18 and a copper-exchanging heat pipe 19, the copper-exchanging heat pipe 19 is located in the recovery tank 18, one end of the copper-exchanging heat pipe 19 is connected with the water jacket 11 and the flue gas discharge pipeline 12 through recovery pipelines respectively, and the other end of the copper-exchanging heat pipe is connected with the water storage tank 5 through a recovery pipeline.
In this embodiment, after the cooling water absorbs heat, the cooling water is introduced into the copper-exchanging heat pipe 19 in the recovery tank 18 through the recovery pipeline to perform heat conversion, so that the cooling water is discharged after being cooled.
Specifically, the water cooling system 3 is provided with a regulating valve 20 on the conveying pipeline connected with the water jacket 11 and the flue gas discharge pipeline 12, and the waste heat recovery system 4 is externally connected with a water supply system through a pipeline.
In this embodiment, the regulating valve 20 is used to close and open the cooling water delivery passage or regulate the delivery amount, and the converted heat preheats the water supply system to meet some other production needs or the needs of the life in the plant.
The utility model discloses a theory of operation and use flow: when the furnace is used, cooling water in the water-cooling machine body 15 is input into the water jacket 11 and the water-cooling radiator 17 positioned in the flue gas discharge pipeline 12 through the submersible pump 16, radiant heat generated by liquid metal or slag in the furnace body 1 is recovered by cooling water in the water jacket 11, high-temperature tail gas waste heat generated during smelting is recovered by the water-cooling radiator 17 in the water cooling system 3 through the flue gas discharge pipeline 12, heat conversion is performed by the copper-exchanging heat pipe 19 positioned in the recovery tank 18 in the waste heat recovery system 4 after recovery, cooling water is discharged into the water storage tank 5 for later use after being cooled, the converted heat is preheated for an accessed water supply system, secondary energy is saved to the maximum degree, and the converted heat meets some other production needs or domestic living needs in a factory.
To sum up, this be used for hot stove cooling water waste heat recovery to utilize device in ore deposit, the radiant heat that produces the liquid metal or the slag of furnace body 1 inside is retrieved by the cooling water in the water jacket 11, produced high temperature tail gas waste heat is retrieved by water cooling radiator 17 among the water cooling system 3 through flue gas discharge pipeline 12 during the smelting, insert water supply system by waste heat recovery system 4 after retrieving and carry out heat conversion, the cooling water discharges and reserves, with the saving secondary energy of guarantee at utmost, the heat of conversion satisfies some other production needs or the interior living needs of factory.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a be used for hot stove cooling water waste heat recovery to utilize device in ore deposit, includes furnace body (1), semi-closed petticoat pipe (2), water cooling system (3), waste heat recovery system (4), aqua storage tank (5), electrode elevating system (6), electrode throwing and releasing mechanism (7), electrode holder (8), electrode body (9) and charging system (10), its characterized in that: the semi-closed smoke hood (2) is positioned at a furnace mouth of the furnace body (1), a water jacket (11) is arranged on the outer side of the furnace body (1), a smoke discharge pipeline (12) is installed at the top of the semi-closed smoke hood (2), a water cooling system (3) is respectively connected with the water jacket (11) and the smoke discharge pipeline (12) through a conveying pipeline, the water jacket (11) and the smoke discharge pipeline (12) are respectively connected with a waste heat recovery system (4) through a recovery pipeline, the waste heat recovery system (4) is connected with a water storage tank (5) through a recovery pipeline, an electrode lifting mechanism (6) is positioned above the furnace body (1), an electrode throwing mechanism (7) is installed on the electrode lifting mechanism (6), an electrode holder (8) is installed on the electrode throwing mechanism (7), an electrode body (9) is installed on the electrode holder (8), the feeding system (10) is positioned above the furnace body (1).
2. The device for recycling the waste heat of the cooling water of the submerged arc furnace as claimed in claim 1, wherein: the electrode holder is characterized in that a rotating system (13) is installed at the bottom of the furnace body (1), and the electrode holder (8) is electrically connected with a power supply system (14).
3. The device for recycling the waste heat of the cooling water of the submerged arc furnace as claimed in claim 1, wherein: the water cooling system (3) comprises a water cooling machine body (15), a submersible pump (16) and a water cooling radiator (17), wherein the submersible pump (16) is located in the water cooling machine body (15), and the submersible pump (16) is connected with the water cooling radiator (17) through a conveying pipeline.
4. The device for recycling the waste heat of the cooling water of the submerged arc furnace as claimed in claim 3, wherein: the water-cooling radiator (17) is positioned in the flue gas discharge pipeline (12) and is covered on the circulation path of the flue gas discharge pipeline (12) in a double-layer manner.
5. The device for recycling the waste heat of the cooling water of the submerged arc furnace as claimed in claim 1, wherein: the waste heat recovery system (4) comprises a recovery tank (18) and a copper-exchanging heat pipe (19), the copper-exchanging heat pipe (19) is located in the recovery tank (18), one end of the copper-exchanging heat pipe (19) is connected with a water jacket (11) and a smoke discharge pipeline (12) through a recovery pipeline respectively, and the other end of the copper-exchanging heat pipe is connected with a water storage tank (5) through a recovery pipeline.
6. The device for recycling the waste heat of the cooling water of the submerged arc furnace as claimed in claim 1, wherein: and the conveying pipelines of the water cooling system (3) connected with the water jacket (11) and the flue gas discharge pipeline (12) are respectively provided with an adjusting valve (20), and the waste heat recovery system (4) is externally connected with a water supply system through a pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736262.1U CN213454981U (en) | 2020-08-19 | 2020-08-19 | Be used for hot stove cooling water waste heat recovery to utilize device in ore deposit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021736262.1U CN213454981U (en) | 2020-08-19 | 2020-08-19 | Be used for hot stove cooling water waste heat recovery to utilize device in ore deposit |
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| CN213454981U true CN213454981U (en) | 2021-06-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307445A (en) * | 2022-08-02 | 2022-11-08 | 宁夏中卫市银河冶炼有限公司 | Submerged arc furnace smelting short network system and energy-saving submerged arc furnace smelting device |
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2020
- 2020-08-19 CN CN202021736262.1U patent/CN213454981U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307445A (en) * | 2022-08-02 | 2022-11-08 | 宁夏中卫市银河冶炼有限公司 | Submerged arc furnace smelting short network system and energy-saving submerged arc furnace smelting device |
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