CN220039142U - Device for recycling waste heat of flue gas of submerged arc furnace - Google Patents
Device for recycling waste heat of flue gas of submerged arc furnace Download PDFInfo
- Publication number
- CN220039142U CN220039142U CN202321609163.0U CN202321609163U CN220039142U CN 220039142 U CN220039142 U CN 220039142U CN 202321609163 U CN202321609163 U CN 202321609163U CN 220039142 U CN220039142 U CN 220039142U
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- frame
- flue gas
- fixedly connected
- arc furnace
- 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.)
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Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 239000003546 flue gas Substances 0.000 title claims abstract description 42
- 239000002918 waste heat Substances 0.000 title claims abstract description 13
- 238000004064 recycling Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 238000004804 winding Methods 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003723 Smelting Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000604 Ferrochrome Inorganic materials 0.000 description 1
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 229910001145 Ferrotungsten Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000002699 waste material 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 discloses a flue gas waste heat recycling device of an ore smelting furnace, which comprises a box body, wherein a heat exchange frame is fixedly connected to the inside of the box body, a connecting plate is fixedly connected to the inside of the heat exchange frame, a first heat exchange pipe is wound on the outer side of the connecting plate, a fixed frame is fixedly connected to the inside of the box body and positioned on one side of the heat exchange frame, a second heat exchange pipe is wound on the outer side of the fixed frame, a cold water tank and a water storage tank are sequentially arranged at the top of the box body, and the first heat exchange pipe and the second heat exchange pipe are both communicated with the water storage tank; the beneficial effects achieved by the utility model are as follows: the guide plate, the heat exchange frame, the first heat exchange pipe, the guide plate and the second heat exchange pipe are arranged, so that the function of recycling heat energy in the flue gas of the submerged arc furnace is realized, the heat energy in the flue gas is utilized to heat cold water, and the heat energy is conveniently recycled; through having set up fixed block, stopper and fixed slot and realized carrying out quick installation and the function of dismantling to the connection frame, conveniently clear up the filter screen, facilitate the use.
Description
Technical field:
the utility model relates to the technical field of waste heat recycling devices, in particular to a device for recycling waste heat of flue gas of an submerged arc furnace.
The background technology is as follows:
the submerged arc furnace is also called an electric arc furnace or a resistance furnace, is mainly used for reducing and smelting raw materials such as ore, carbonaceous reducing agent, solvent and the like, is mainly used for producing ferroalloys such as ferrosilicon, ferromanganese, ferrochrome, ferrotungsten, ferrosilicomanganese and the like, and can generate a large amount of flue gas in the production process of the submerged arc furnace; most of the flue gas generated by the submerged arc furnace is simply treated and then is directly discharged, and the direct discharge can lead to the failure of utilizing the heat energy in the flue gas due to the higher temperature of the flue gas, so that the waste of the heat energy is easy to cause, and the submerged arc furnace is inconvenient to use.
The utility model comprises the following steps:
the utility model aims to provide a flue gas waste heat recycling device of an submerged arc furnace, which aims to solve the problems that most of flue gas generated by the submerged arc furnace in the background technology is directly discharged after simple treatment, and the direct discharge can cause that the heat energy in the flue gas cannot be utilized and the heat energy is easily wasted due to higher temperature of the flue gas.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a hot stove flue gas waste heat recovery utilizes device in ore deposit, includes the box, the inside fixedly connected with heat transfer frame of box, the inside fixedly connected with connecting plate of heat transfer frame, the outside winding of connecting plate has first heat exchange tube, the inside of box just is located one side fixedly connected with fixed frame of heat transfer frame, the outside winding of fixed frame has the second heat exchange tube, the top of box is equipped with cold water tank and storage water tank in proper order, first heat exchange tube and second heat exchange tube all communicate with the storage water tank, the top of box is equipped with the water pump, the water inlet of water pump passes through pipeline and cold water tank intercommunication, the delivery port of water pump communicates with first heat exchange tube and second heat exchange tube respectively.
Preferably, the outside of heat exchange frame and the equal fixedly connected with deflector of inner wall of box, the inner wall equidistance fixedly connected with deflector of fixed frame.
Preferably, a filtering frame is fixedly connected to one side of the box body, a connecting frame is arranged on one side of the filtering frame, and a filter screen is arranged in the connecting frame.
Preferably, the outside symmetry fixedly connected with fixed block of connecting frame, the outside sliding connection of fixed block has the stopper, be equipped with the spring between stopper and the connecting frame.
Preferably, the mounting groove that the fixed block cooperation was used is offered to one side symmetry of filter frame, the inside symmetry of filter frame is offered and is used with the stopper cooperation fixed slot.
Preferably, one side of the limiting block is fixedly connected with a connecting block.
The beneficial effects achieved by the utility model are as follows: the guide plate, the heat exchange frame, the first heat exchange pipe, the guide plate and the second heat exchange pipe are arranged, so that the function of recycling heat energy in the flue gas of the submerged arc furnace is realized, the heat energy in the flue gas is utilized to heat cold water, and the heat energy is conveniently recycled; through having set up fixed block, stopper and fixed slot and realized carrying out quick installation and the function of dismantling to the connection frame, conveniently clear up the filter screen, facilitate the use.
Description of the drawings:
in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
fig. 3 is an enlarged view of a portion a of the present utility model.
In the figure: 1. a case; 2. a filter frame; 3. a connection frame; 4. a filter screen; 5. a water storage tank; 6. a cold water tank; 7. a water pump; 8. a connecting plate; 9. a deflector; 10. a first heat exchange tube; 11. a heat exchange frame; 12. a fixed frame; 13. a second heat exchange tube; 14. a guide plate; 15. a fixing groove; 16. a limiting block; 17. a mounting groove; 18. a fixed block; 19. a spring; 20. and (5) connecting a block.
The specific embodiment is as follows:
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.
Referring to fig. 1 to 3, the present utility model provides a technical solution:
the device comprises a box body 1, wherein a heat exchange frame 11 is fixedly connected to the inside of the box body 1, a connecting plate 8 is fixedly connected to the inside of the heat exchange frame 11, a first heat exchange pipe 10 is wound on the outer side of the connecting plate 8, heat exchange is carried out between cold water in the first heat exchange pipe 10 and heat energy in the flue gas of the submerged arc furnace, so that the heat energy in the flue gas of the submerged arc furnace heats the cold water, and the heat energy is recycled; the inside of the box body 1 is fixedly connected with a fixed frame 12 at one side of the heat exchange frame 11, a second heat exchange tube 13 is wound on the outer side of the fixed frame 12, and further heat exchange is carried out between cold water in the second heat exchange tube 13 and heat energy in the submerged arc furnace flue gas, so that the heat energy in the submerged arc furnace flue gas heats the cold water and the heat energy is recycled; the top of box 1 is equipped with cold water tank 6 and storage water tank 5 in proper order, and first heat exchange tube 10 and second heat exchange tube 13 all communicate with storage water tank 5, and the top of box 1 is equipped with water pump 7, and the water inlet of water pump 7 communicates with cold water tank 6 through the pipeline, and the delivery port of water pump 7 communicates with first heat exchange tube 10 and second heat exchange tube 13 respectively, carries the inside cold water of cold water tank 6 to first heat exchange tube 10 and second heat exchange tube 13 through water pump 7 to the convenience carries out recycle to the heat energy in the submerged arc furnace flue gas.
Further, the outside of heat transfer frame 11 and the equal fixedly connected with deflector 9 of the inner wall of box 1, the equal distance fixedly connected with deflector 14 of the inner wall of fixed frame 12 can lead the hot stove flue gas in ore deposit through deflector 9 and deflector 14 to increase the time of the hot stove flue gas heat transfer in ore deposit, can strengthen the effect of carrying out recycle to the heat energy in the hot stove flue gas in ore deposit.
Further, one side fixedly connected with filter frame 2 of box 1, one side of filter frame 2 is equipped with connecting frame 3, and the inside of connecting frame 3 is equipped with filter screen 4, carries out filtration treatment to the hot stove flue gas in ore deposit through filter screen 4.
Further, the outside symmetry fixedly connected with fixed block 18 of connecting frame 3, the outside sliding connection of fixed block 18 has stopper 16, is equipped with spring 19 between stopper 16 and the connecting frame 3, moves the inside that gets into fixed slot 15 through stopper 16 and carries out spacing fixed to the position of fixed block 18 to the convenience is carried out quick installation and dismantlement to connecting frame 3, conveniently clear up filter screen 4, drives stopper 16 through spring 19 and removes the reset.
Further, mounting groove 17 that fixed block 18 cooperation was used has been seted up to one side symmetry of filter frame 2, and the inside symmetry of filter frame 2 has been seted up and stopper 16 cooperation was used's fixed slot 15, conveniently carries out quick installation and dismantlement to connecting frame 3 through the setting of mounting groove 17 and fixed slot 15 to can clear up filter screen 4.
Further, a connecting block 20 is fixedly connected to one side of the limiting block 16, and the limiting block 16 can be driven to move through the connecting block 20.
Specifically, when the heat energy in the flue gas of the submerged arc furnace needs to be recycled, the water pump 7 is started, cold water in the cold water tank 6 is conveyed to the first heat exchange tube 10 and the second heat exchange tube 13 through the water pump 7, the flue gas is led into the box 1 through the pipeline on the outer side of the box 1, the flow of the flue gas is guided through the guide plate 9, so that the contact time between the flue gas and the heat exchange frame 11 is prolonged, heat energy in the flue gas of the submerged arc furnace and the cold water in the first heat exchange tube 10 are subjected to heat exchange, the cold water is heated through the heat energy in the flue gas of the submerged arc furnace, the heated water is conveyed to the water storage tank 5 through the pipeline to be stored, the flue gas after primary heat exchange flows into the fixed frame 12, the flow of the flue gas is guided through the guide plate 14, the cold water in the second heat exchange tube 13 and the cold water in the submerged arc furnace are subjected to further heat exchange, the heat energy in the flue gas of the submerged arc furnace is conveyed to the interior of the pipeline to be stored, and the heat energy in the flue gas of the submerged arc furnace is fully utilized.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a hot stove flue gas waste heat recovery utilizes device in ore deposit, includes box (1), its characterized in that: the inside fixedly connected with heat exchange frame (11) of box (1), the inside fixedly connected with connecting plate (8) of heat exchange frame (11), the outside winding of connecting plate (8) has first heat exchange tube (10), the inside of box (1) just is located one side fixedly connected with fixed frame (12) of heat exchange frame (11), the outside winding of fixed frame (12) has second heat exchange tube (13), the top of box (1) is equipped with cold water tank (6) and storage water tank (5) in proper order, first heat exchange tube (10) all communicate with storage water tank (5) with second heat exchange tube (13), the top of box (1) is equipped with water pump (7), the water inlet of water pump (7) communicates with cold water tank (6) through the pipeline, the delivery port of water pump (7) communicates with first heat exchange tube (10) and second heat exchange tube (13) respectively.
2. The submerged arc furnace flue gas waste heat recycling device according to claim 1, wherein: the outside of heat exchange frame (11) and the inner wall of box (1) all fixedly connected with guide plate (9), the inner wall equidistance fixedly connected with deflector (14) of fixed frame (12).
3. The submerged arc furnace flue gas waste heat recycling device according to claim 1, wherein: one side fixedly connected with filter frame (2) of box (1), one side of filter frame (2) is equipped with connecting frame (3), the inside of connecting frame (3) is equipped with filter screen (4).
4. The submerged arc furnace flue gas waste heat recovery and utilization device according to claim 3, wherein: the connecting frame is characterized in that fixing blocks (18) are symmetrically and fixedly connected to the outer side of the connecting frame (3), limiting blocks (16) are slidably connected to the outer sides of the fixing blocks (18), and springs (19) are arranged between the limiting blocks (16) and the connecting frame (3).
5. The submerged arc furnace flue gas waste heat recycling device according to claim 4, wherein: the filter comprises a filter frame (2), wherein one side of the filter frame (2) is symmetrically provided with a mounting groove (17) matched with a fixed block (18), and the inside of the filter frame (2) is symmetrically provided with a fixed groove (15) matched with a limiting block (16).
6. The submerged arc furnace flue gas waste heat recycling device according to claim 4, wherein: one side of the limiting block (16) is fixedly connected with a connecting block (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321609163.0U CN220039142U (en) | 2023-06-25 | 2023-06-25 | Device for recycling waste heat of flue gas of submerged arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321609163.0U CN220039142U (en) | 2023-06-25 | 2023-06-25 | Device for recycling waste heat of flue gas of submerged arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220039142U true CN220039142U (en) | 2023-11-17 |
Family
ID=88733260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321609163.0U Active CN220039142U (en) | 2023-06-25 | 2023-06-25 | Device for recycling waste heat of flue gas of submerged arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220039142U (en) |
-
2023
- 2023-06-25 CN CN202321609163.0U patent/CN220039142U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |