CN219674839U - Waste heat utilization mechanism of submerged arc furnace - Google Patents
Waste heat utilization mechanism of submerged arc furnace Download PDFInfo
- Publication number
- CN219674839U CN219674839U CN202321150132.3U CN202321150132U CN219674839U CN 219674839 U CN219674839 U CN 219674839U CN 202321150132 U CN202321150132 U CN 202321150132U CN 219674839 U CN219674839 U CN 219674839U
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- China
- Prior art keywords
- arc furnace
- submerged arc
- waste heat
- water
- radiant heat
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- 230000007246 mechanism Effects 0.000 title claims abstract description 38
- 239000002918 waste heat Substances 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 238000007789 sealing Methods 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 18
- 238000001914 filtration Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 description 8
- 241000220317 Rosa Species 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 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
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a submerged arc furnace waste heat utilization mechanism, which comprises a submerged arc furnace main body and a radiant heat collecting device, wherein the bottom of the radiant heat collecting device is provided with a water outlet, the top of the radiant heat collecting device is provided with a water inlet, the water inlet comprises a first pipe body and a second pipe body, a filtering mechanism is arranged between the first pipe body and the second pipe body, the filtering mechanism comprises a filtering component and two groups of fixing components, the filtering component comprises a filtering box, a cover plate and a filtering net box, and the bottom of the filtering box is provided with a flow port; the utility model is convenient for filtering water in use by the designed filtering mechanism, filters out impurities in the water, avoids the situation that the impurities in the water block the water inlet and the water outlet, also avoids the situation that the impurities are accumulated and remained in the radiant heat collecting device, improves the flow rate of the water and improves the use effect of the waste heat utilization mechanism.
Description
Technical Field
The utility model belongs to the technical field of waste heat recovery of submerged arc furnaces, and particularly relates to a submerged arc furnace waste heat utilization mechanism.
Background
The metallurgical industry is a high energy consumption industry, and the submerged arc furnace for metallurgy needs to consume a large amount of energy to operate, and simultaneously discharges a large amount of flue gas and heat radiation containing high heat, and can recycle the heat and the heat radiation contained in the flue gas through a recycling mechanism, and Chinese patent application number 202221061303.0 discloses a submerged arc furnace waste heat recycling device.
When the existing submerged arc furnace waste heat utilization mechanism is used, cold water enters the radiant heat collection device from the water inlet, heat radiation generated by the submerged arc furnace heats the cold water in the radiant heat collection device, then the cold water is heated and then becomes hot water to flow out of the water outlet for other equipment, the waste heat is fully recycled, but the cold water contains some impurities, the water inlet is likely to be blocked after the impurities are used for a long time, the water containing the impurities easily causes the impurities to remain in the radiant heat collection device after flowing into the radiant heat collection device from the water inlet, the water outlet is likely to be blocked after the impurities are used for a long time, the flow rate of the water is affected, and the service performance of the radiant heat collection device is reduced.
Disclosure of Invention
The utility model aims to provide a submerged arc furnace waste heat utilization mechanism, which aims to solve the problems that impurities in water easily block a water inlet and a water outlet and remain in a radiant heat collecting device to cause slow flow rate of water when the conventional submerged arc furnace waste heat utilization mechanism is used in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a submerged arc furnace waste heat utilization mechanism, includes submerged arc furnace main part and radiant heat collection device, radiant heat collection device's bottom is provided with the delivery port, radiant heat collection device's top is provided with the water inlet, the water inlet includes first and second body, first body with be provided with filtering mechanism between the second body, filtering mechanism includes filter unit and two sets of fixed subassemblies, filter unit includes rose box, apron and filter screen box, the mouth has been seted up to the bottom of rose box, the entry has been seted up to the inside of apron.
Preferably, the inlet is communicated with the pipe body, the flow port is communicated with the pipe body II, and the cover plate is fixedly connected with the filter box through two groups of bolts.
Preferably, a square rubber sealing pad is fixedly arranged at the top of the filter screen box, and the upper surface of the square rubber sealing pad is in contact with the cover plate.
Preferably, the fixing assembly comprises a screw and a side ring, two sets of nuts are arranged on the outer portion of the screw, and the bottom of the screw penetrates through the inner portion of the side ring.
Preferably, the side ring is fixed on the side surface of the filter screen box, and the screw is fixed on the bottom of the cover plate.
Preferably, the front and the back of the submerged arc furnace main body are both provided with auxiliary recovery mechanisms, each auxiliary recovery mechanism comprises a water tank, the water tanks are fixed on the radiant heat collecting device, an inlet and an outlet are respectively formed in the radiant heat collecting device, and the inlet and the outlet are both communicated with the water tanks.
Preferably, a heat exchange pipeline is arranged in the radiant heat collecting device, a connecting pipe is arranged on the heat exchange pipeline, and an exhaust gas treatment device is arranged at the end part of the connecting pipe.
Preferably, a mounting tube is arranged at the top of the submerged arc furnace main body, and a first dust remover is arranged on the mounting tube.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The utility model is convenient for filtering water in use by the designed filtering mechanism, filters out impurities in the water, avoids the situation that the impurities in the water block the water inlet and the water outlet, also avoids the situation that the impurities are accumulated and remained in the radiant heat collecting device, improves the flow rate of the water and improves the use effect of the waste heat utilization mechanism.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a filter box according to the present utility model;
FIG. 3 is a schematic cross-sectional view of the filter cartridge of the present utility model;
FIG. 4 is a schematic view of the structure of the water tank of the present utility model;
in the figure: 1. a first dust collector; 2. a first pipe body; 3. a filter box; 4. a second pipe body; 5. a connecting pipe; 6. an exhaust gas treatment device; 7. a radiant heat collection device; 8. a water outlet; 9. a heat exchange tube; 10. a submerged arc furnace main body; 11. a water tank; 12. an inlet; 13. a filter screen box; 14. a flow port; 15. a screw; 16. a loop-shaped rubber gasket; 17. a cover plate; 18. a side ring; 19. an inlet; 20. and an outlet.
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.
Examples
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a submerged arc furnace waste heat utilization mechanism, including submerged arc furnace main part 10 and radiant heat collection device 7, the bottom of radiant heat collection device 7 is provided with delivery port 8, the top of radiant heat collection device 7 is provided with the water inlet, cold water enters into radiant heat collection device 7 from the water inlet when using, the water inlet includes body one 2 and body two 4, be provided with filtering mechanism between body one 2 and the body two 4, filtering mechanism includes filter unit and two sets of fixed subassemblies, the filter unit includes rose box 3, apron 17 and filter screen box 13, filter screen box 13 can filter the impurity in the water when using, the mouth 14 has been seted up to the bottom of rose box 3, inlet 12 has been seted up to the inside of apron 17, inlet 12 communicates with body one 2, the mouth 14 communicates with body two 4, pass through two sets of bolts fixed connection between apron 17 and the rose box 3, the cover plate 17 can be opened or closed by bolts when the filter screen box is used, the top of the filter screen box 13 is fixedly provided with a square rubber sealing gasket 16, the square rubber sealing gasket 16 can enable the sealing performance between the filter screen box 13 and the cover plate 17 to be obvious when the filter screen box is used, the upper surface of the square rubber sealing gasket 16 is contacted with the cover plate 17, a fixing component comprises a screw rod 15 and a side ring 18, two groups of nuts are arranged outside the screw rod 15, the nuts are connected with the screw rod 15 in a screwing way when the filter screen box is used, the bottom of the screw rod 15 passes through the inside of the side ring 18, the side ring 18 is fixed on the side surface of the filter screen box 13, the screw rod 15 is fixed on the bottom of the cover plate 17, the water can be filtered conveniently in use, impurities in the water are filtered, the situation that the water is blocked by the impurities in the water are prevented from the water is prevented, the impurity accumulation is avoided to be left in the radiant heat collecting device 7, the flow rate of water is improved, and the using effect of the waste heat utilization mechanism is improved.
In this embodiment, preferably, the front and the back of the submerged arc furnace main body 10 are both provided with auxiliary recovery mechanisms, the auxiliary recovery mechanisms comprise a water tank 11, the water tank 11 is made of iron materials when in use, the water tank 11 is fixed on the radiant heat collecting device 7, an inlet 19 and an outlet 20 are respectively formed in the radiant heat collecting device 7, the inlet 19 and the outlet 20 are both communicated with the water tank 11, and the designed auxiliary recovery mechanisms are convenient for enabling the front and the back of the submerged arc furnace main body 10 to heat water by utilizing heat radiation in use, reducing waste of the heat radiation on the front and the back of the submerged arc furnace main body 10 and facilitating use.
In this embodiment, it is preferable that the heat radiation collecting device 7 is internally provided with a heat exchanging pipe 9, the heat exchanging pipe 9 is provided with a connecting pipe 5, and an end of the connecting pipe 5 is provided with an exhaust gas treatment device 6.
In this embodiment, preferably, the top of the submerged arc furnace main body 10 is provided with a mounting pipe, and the mounting pipe is provided with a first dust remover 1, and the first dust remover 1 can filter dust in flue gas when in use.
The working principle and the using flow of the utility model are as follows:
when the utility model is used, cold water flows into the filter screen box 13 for filtering when entering from the first pipe body 2, filtered water flows into the radiant heat collecting device 7, when the impurities in the filter screen box 13 are excessively accumulated, the bolts on the cover plate 17 are unscrewed to take out the cover plate 17, the filter screen box 13 can be taken out at the moment, then nuts positioned at the bottom of the side ring 18 on the screw rod 15 are unscrewed, the filter screen box 13 is moved downwards to drive the annular rubber sealing gasket 16 and the side ring 18 to move, then the side ring 18 is separated from the screw rod 15, the impurities in the filter screen box 13 can be removed at the moment, and the filter screen box 13 and the cover plate 17 can be installed by operating according to the opposite principle after the removal is finished;
when the submerged arc furnace is used, cold water in the radiant heat collecting device 7 enters the water tank 11 along the inlet 19, so that heat radiation on the front and the back of the submerged arc furnace main body 10 is absorbed and heated by the cold water in the water tank 11, and then hot water flows out from the outlet 20 to the radiant heat collecting device 7, and at the moment, the heat radiation on the front and the back of the submerged arc furnace main body 10 can be further recycled.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a submerged arc furnace waste heat utilization mechanism, includes submerged arc furnace main part (10) and radiant heat collection device (7), the bottom of radiant heat collection device (7) is provided with delivery port (8), the top of radiant heat collection device (7) is provided with the water inlet, the water inlet includes body one (2) and body two (4), its characterized in that: the novel filter is characterized in that a filter mechanism is arranged between the first pipe body (2) and the second pipe body (4), the filter mechanism comprises a filter assembly and two groups of fixing assemblies, the filter assembly comprises a filter box (3), a cover plate (17) and a filter screen box (13), a flow port (14) is formed in the bottom of the filter box (3), and an inlet (12) is formed in the cover plate (17).
2. The submerged arc furnace waste heat utilization mechanism of claim 1, wherein: the inlet (12) is communicated with the first pipe body (2), the flow port (14) is communicated with the second pipe body (4), and the cover plate (17) is fixedly connected with the filter box (3) through two groups of bolts.
3. The submerged arc furnace waste heat utilization mechanism of claim 2, wherein: the top of the filter screen box (13) is fixedly provided with a square rubber sealing pad (16), and the upper surface of the square rubber sealing pad (16) is contacted with the cover plate (17).
4. The submerged arc furnace waste heat utilization mechanism of claim 1, wherein: the fixing assembly comprises a screw rod (15) and a side ring (18), two groups of nuts are arranged outside the screw rod (15), and the bottom of the screw rod (15) penetrates through the inside of the side ring (18).
5. The submerged arc furnace waste heat utilization mechanism of claim 4, wherein: the side ring (18) is fixed on the side face of the filter screen box (13), and the screw rod (15) is fixed at the bottom of the cover plate (17).
6. The submerged arc furnace waste heat utilization mechanism of claim 1, wherein: the submerged arc furnace is characterized in that the front and the back of the submerged arc furnace main body (10) are both provided with auxiliary recovery mechanisms, each auxiliary recovery mechanism comprises a water tank (11), each water tank (11) is fixed on the corresponding radiant heat collecting device (7), an inlet (19) and an outlet (20) are respectively formed in the radiant heat collecting device (7), and the inlet (19) and the outlet (20) are both communicated with the corresponding water tank (11).
7. The submerged arc furnace waste heat utilization mechanism of claim 6, wherein: the inside of radiant heat collection device (7) is provided with heat exchange pipeline (9), be provided with connecting pipe (5) on heat exchange pipeline (9), the tip of connecting pipe (5) is provided with exhaust treatment device (6).
8. The submerged arc furnace waste heat utilization mechanism of claim 6, wherein: the submerged arc furnace is characterized in that a mounting pipe is arranged at the top of the submerged arc furnace main body (10), and a first dust remover (1) is arranged on the mounting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321150132.3U CN219674839U (en) | 2023-05-15 | 2023-05-15 | Waste heat utilization mechanism of submerged arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321150132.3U CN219674839U (en) | 2023-05-15 | 2023-05-15 | Waste heat utilization mechanism of submerged arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219674839U true CN219674839U (en) | 2023-09-12 |
Family
ID=87895711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321150132.3U Active CN219674839U (en) | 2023-05-15 | 2023-05-15 | Waste heat utilization mechanism of submerged arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219674839U (en) |
-
2023
- 2023-05-15 CN CN202321150132.3U patent/CN219674839U/en active Active
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