CN111089490B - Side-blown smelting furnace heat recovery device and working method thereof - Google Patents
Side-blown smelting furnace heat recovery device and working method thereof Download PDFInfo
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- CN111089490B CN111089490B CN201911212957.1A CN201911212957A CN111089490B CN 111089490 B CN111089490 B CN 111089490B CN 201911212957 A CN201911212957 A CN 201911212957A CN 111089490 B CN111089490 B CN 111089490B
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- 238000003723 Smelting Methods 0.000 title claims abstract description 57
- 238000011084 recovery Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims description 11
- 238000001816 cooling Methods 0.000 claims abstract description 111
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000000428 dust Substances 0.000 claims abstract description 30
- 239000000498 cooling water Substances 0.000 claims description 31
- 230000001681 protective effect Effects 0.000 claims description 17
- 238000007664 blowing Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 43
- 230000000903 blocking effect Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 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
- 239000002918 waste heat Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/10—Arrangements for using waste heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/20—Arrangements for treatment or cleaning of waste gases
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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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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
本发明公开了一种侧吹熔炼炉热量回收装置，包括固定箱，所述固定箱的内侧套接有两组套接箱，两组所述套接箱并排设置，所述固定箱的一侧安装有连接箱，且固定箱的顶部安装有固定板，固定板的顶部安装有出水管、进水管和冷却器，所述冷却器安装在出水管与进水管中间位置，且出水管的一端与冷却器的一端相连接，两组所述套接箱的内侧分别设置有第一冷却箱和第二冷却箱，且第一冷却箱和第二冷却箱的之间设置有网板；本发明通过设置套接箱与固定箱相套接，便于整个装置的组装以及对装置内侧的维护，通过设置挡尘网便于对侧吹熔炼炉排放气体进行过滤处理，通过设置冷却箱配合冷却水管能够高效的对侧吹熔炼炉排放气体进行热回收处理。
The invention discloses a heat recovery device for a side blowing smelting furnace. A connection box is installed, a fixing plate is installed on the top of the fixing box, and a water outlet pipe, a water inlet pipe and a cooler are installed on the top of the fixing plate. The cooler is installed in the middle of the water outlet pipe and the water inlet pipe, and one end of the water outlet pipe One end of the cooler is connected, a first cooling box and a second cooling box are respectively arranged on the inner side of the two sets of the socket boxes, and a mesh plate is arranged between the first cooling box and the second cooling box; Set the socket box to be socketed with the fixed box, which is convenient for the assembly of the whole device and the maintenance of the inside of the device. It is convenient to filter the exhaust gas of the side-blown smelting furnace by setting the dust screen. Heat recovery treatment for side-blown smelting furnace exhaust gas.
Description
Technical Field
The invention relates to a heat recovery device, in particular to a heat recovery device of a side-blown smelting furnace and a working method thereof, and belongs to the field of smelting furnaces.
Background
The side-blown smelting furnace can produce a large amount of steam in the smelting process, in order to avoid the direct emission of these steam to the air in the middle of causing thermal pollution, need utilize heat recovery unit to carry out the recovery processing to the heat in these steam, reduce the temperature of steam, discharge again to avoid waste heat pollution's production.
The heat recovery device of the existing side-blown smelting furnace has certain disadvantages when in use, and the heat recovery device of the existing side-blown smelting furnace does not have a dust removal effect when absorbing hot gas, so that the dust in the gas can be directly discharged after the hot gas enters the device for heat recovery, and air pollution is caused; the existing side-blown smelting furnace heat recovery device is basically integrated, is not convenient enough to assemble and is inconvenient to maintain the interior of the device; the heat recovery efficiency of the heat recovery device of the existing side-blown smelting furnace is general, the cooling speed in the device is slow, the heat recovery efficiency is influenced, and certain influence is brought to actual use.
Disclosure of Invention
The invention aims to provide a heat recovery device of a side-blown smelting furnace and a working method thereof, which can solve the problem that the existing heat recovery device of the side-blown smelting furnace does not have a dust removal effect when absorbing hot gas, so that the hot gas directly discharges dust in the gas after entering the device for heat recovery, thereby causing air pollution; the existing side-blown smelting furnace heat recovery device is basically integrated, is not convenient enough to assemble and is inconvenient to maintain the interior of the device; the heat recovery efficiency of the heat recovery device of the existing side-blown smelting furnace is general, the cooling speed in the device is slow, and the heat recovery efficiency is influenced.
The purpose of the invention can be realized by the following technical scheme:
a heat recovery device for a side-blown smelting furnace comprises a fixed box, wherein two sets of sleeving boxes are sleeved on the inner side of the fixed box, the two sets of sleeving boxes are arranged side by side, a connecting box is installed on one side of the fixed box, a fixed plate is installed on the top of the fixed box, a water outlet pipe, a water inlet pipe and a cooler are installed on the top of the fixed plate, the cooler is installed in the middle position of the water outlet pipe and the water inlet pipe, one end of the water outlet pipe is connected with one end of the cooler, a first cooling box and a second cooling box are respectively arranged on the inner sides of the two sets of sleeving boxes, a screen plate is arranged between the first cooling box and the second cooling box, the upper end and the lower end of the screen plate are respectively fixedly connected with the inner top end and the inner bottom end of the fixed box, an exhaust port is formed in the other side of the fixed box, and an exhaust fan is connected with one end of the exhaust port;
a plurality of groups of radiating fins are arranged on the inner sides of the first cooling box and the second cooling box and are arranged in parallel, cooling water pipes are wound on the outer sides of the first cooling box and the second cooling box, and a lower heat conducting plate and an upper heat conducting plate are fixedly arranged at two ends of each radiating fin respectively;
a connecting sleeve is arranged at one end inside the connecting box, a dust blocking net is arranged at the other end inside the connecting box, a protective box is connected to the top of the connecting box, a scraper plate is arranged on the inner side of the protective box, and two groups of parallel driving cylinders are arranged at the top of the protective box;
the socket joint case includes socket joint piece one and socket joint piece two, the relative side of socket joint piece one and socket joint piece two leans on the upper and lower extreme and all installs the connecting plate, the one end that the side of socket joint piece two leaned on the connecting plate of bottom is provided with cardboard one, cardboard one card is gone into in the middle of the inboard that the side of socket joint piece one leaned on the connecting plate of bottom.
Preferably, one end of the connecting plate, close to the top, of the side face of the first socket part is provided with a second clamping plate, and the second clamping plate is clamped into the inner side of the connecting plate, close to the top, of the side face of the second socket part.
Preferably, one end of the water inlet pipe penetrates through the top of the fixed box and is connected with one end of the cooling water pipe, and the other end of the water outlet pipe penetrates through the top of the fixed box and is connected with the other end of the cooling water pipe.
Preferably, the top that drives actuating cylinder's bottom and run through the guard box is provided with the telescopic link, and the one end of telescopic link is connected with the top of scraper blade, and the bottom of guard box and the top of connecting box intercommunication, the length and width of scraper blade equals with the length and width of dust screen.
Preferably, the first sleeve joint part and the second sleeve joint part are clamped with the first clamping plate and the second clamping plate, and two ends of the radiating fin are respectively connected with the upper heat conducting plate and the lower heat conducting plate and are arranged on the inner sides of the first sleeve joint part and the second sleeve joint part.
A working method of a heat recovery device of a side-blown smelting furnace comprises the following specific steps:
the method comprises the following steps: firstly, connecting a connecting box with a side-blown smelting furnace mouth, connecting a connecting sleeve with a side-blown smelting furnace gas outlet, sending cold water into a cooling water pipe from a water inlet pipe, enabling gas discharged by the side-blown smelting furnace to enter a first cooling box on the inner side of a sleeving box from the connecting box, enabling the gas with heat to be in contact with a radiating fin, cooling the gas by the radiating fin, guiding the heat out of an upper heat conducting plate and a lower heat conducting plate to the outer side of the first cooling box, and cooling the surface of the first cooling box by using the cold water in the cooling water pipe;
step two: the gas passing through the side-blown smelting furnace from the first cooling tank enters the second cooling tank and contacts with radiating fins in the second cooling tank, the radiating fins cool the gas and guide heat out of the upper heat-conducting plate and the lower heat-conducting plate to the outer side of the first cooling tank, the surface of the first cooling tank is cooled by using cold water in a cooling water pipe, the heated cold water is discharged from one end of the cooling water pipe to a water outlet pipe, enters the cooler from the water outlet pipe for cooling, the cooled water is discharged from the cooler and then is sent to the water outlet pipe by a water pump, and the cooled water is sent to the cooling water pipe by the water outlet pipe for circulating cooling;
step three: and starting an exhaust fan, sucking the gas passing through the second cooling box into an exhaust port, then allowing the cooled gas to enter the exhaust fan, and finally discharging the cooled gas from the exhaust fan, thus finishing the heat recovery operation of the exhaust gas of the whole side-blown smelting furnace.
The invention has the beneficial effects that:
1. according to the invention, the sleeving box is arranged, the sleeving box adopts the sleeving piece I and the sleeving piece II to be sleeved, the connecting plates arranged on two opposite surfaces of the sleeving piece I and the sleeving piece II are clamped and fixed through the clamping plate I and the clamping plate II, then the first cooling box and the second cooling box are placed into the two groups of sleeving boxes, and then the sleeving box is sent into the fixed box, so that the first cooling box and the second cooling box can be sent into the fixed box;
2. by arranging the connecting box, the connecting sleeve arranged on the inner side of the connecting box can be mutually connected with a gas discharge port of the side-blown smelting furnace, the dust blocking net is arranged on the inner side of the connecting box, gas entering the connecting box is filtered by the dust blocking net to prevent dust from entering the first cooling box, the driving cylinder can be started to drive the scraper plate arranged in the protecting box to move downwards through the telescopic rod, so that dust adsorbed on the surface of the dust blocking net can be scraped, and then the adsorbed dust is cleaned from the connecting sleeve, so that the dustproof effect can be achieved;
3. fix the fin through setting up the heat-conducting plate and heat-conducting plate down, cooperation condenser tube, utilize the fin to carry out the heat absorption to the gas that the side-blown smelting furnace discharged, go up the heat-conducting plate and conduct the heat to first cooler bin and second cooler bin outside with heat-conducting plate down, utilize condenser tube to cool down first cooler bin and second cooler bin, thereby make first cooler bin and second cooler bin cool off fast, the condenser tube water-logging is sent into from the inlet tube, discharge from the outlet pipe, form circulative cooling, the cooperation fin, thereby whole heat reclamation device possesses higher cooling efficiency, and then heat recovery efficiency is high, can realize quick cooling.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic overall structure diagram of a heat recovery device of a side-blown smelting furnace according to the invention.
Fig. 2 is a sectional view of a fixing box in the heat recovery device of the side-blown smelting furnace of the present invention.
Fig. 3 is a cross-sectional view of a first cooling box in the heat recovery device of the side-blown smelting furnace of the present invention.
Fig. 4 is a side view of a first cooling box in the heat recovery device of the side-blown smelting furnace of the present invention.
Fig. 5 is a sectional view of a connecting box in the heat recovery device of the side-blown smelting furnace of the present invention.
Fig. 6 is a structural diagram of a connecting box in the heat recovery device of the side-blown smelting furnace.
In the figure: 1. a fixed box; 2. sleeving a box; 3. a connecting box; 4. a fixing plate; 5. a cooler; 6. a water inlet pipe; 7. a water outlet pipe; 8. a first cooling tank; 9. a second cooling tank; 10. a screen plate; 11. an exhaust port; 12. an exhaust fan; 13. a heat sink; 14. a cooling water pipe; 15. a lower heat conducting plate; 16. an upper heat conducting plate; 17. connecting sleeves; 18. a dust blocking net; 19. a protective box; 20. a driving cylinder; 21. a squeegee; 22. a first socket joint piece; 23. a second socket joint part; 24. a connecting plate; 25. a first clamping plate; 26. and a second clamping plate.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a heat recovery device for a side-blown smelting furnace comprises a fixed box 1, two sets of sleeving boxes 2 are sleeved on the inner side of the fixed box 1, the two sets of sleeving boxes 2 are arranged side by side, a connecting box 3 is arranged on one side of the fixed box 1, a fixed plate 4 is arranged on the top of the fixed box 1, a water outlet pipe 7, a water inlet pipe 6 and a cooler 5 are arranged on the top of the fixed plate 4, the cooler 5 is arranged in the middle of the water outlet pipe 7 and the water inlet pipe 6, one end of the water outlet pipe 7 is connected with one end of the cooler 5, a first cooling box 8 and a second cooling box 9 are respectively arranged on the inner sides of the two sets of sleeving boxes 2, a screen plate 10 is arranged between the first cooling box 8 and the second cooling box 9, the upper end and the lower end of the screen plate 10 are respectively fixedly connected with the inner top end and the inner bottom end of the fixed box 1, an exhaust port 11 is arranged on the other side of the fixed box 1, and one end of the exhaust port 11 is connected with an exhaust fan 12, the exhaust fan 12 exhausts the cooled gas;
a plurality of groups of radiating fins 13 are arranged on the inner sides of the first cooling box 8 and the second cooling box 9, the radiating fins 13 are arranged in parallel, cooling water pipes 14 are wound on the outer sides of the first cooling box 8 and the second cooling box 9, a lower heat conducting plate 15 and an upper heat conducting plate 16 are fixedly arranged at two ends of each radiating fin 13 respectively, and the upper heat conducting plate 15 and the lower heat conducting plate 16 conduct heat absorbed by the radiating fins 13, so that the radiating fins 13 are cooled;
a connecting sleeve 17 is arranged at one end inside the connecting box 3, a dust blocking net 18 is arranged at the other end inside the connecting box 3, a protective box 19 is connected to the top of the connecting box 3, a scraper 21 is arranged on the inner side of the protective box 19, and two groups of parallel driving cylinders 20 are arranged at the top of the protective box 19;
the connecting box 2 comprises a first connecting piece 22 and a second connecting piece 23, connecting plates 24 are mounted on the opposite side surfaces of the first connecting piece 22 and the second connecting piece 23 close to the upper end and the lower end, a first clamping plate 25 is arranged at one end, close to the bottom, of the connecting plate 24 on the side surface of the second connecting piece 23, and the first clamping plate 25 is clamped into the inner side, close to the bottom, of the connecting plate 24 on the side surface of the first connecting piece 22.
One end of the connecting plate 24 on the top of the side surface of the first sleeve joint part 22 is provided with a second clamping plate 26, and the second clamping plate 26 is clamped into the inner side of the connecting plate 24 on the top of the side surface of the second sleeve joint part 23.
One end of the water inlet pipe 6 penetrates through the top of the fixed box 1 and is connected with one end of the cooling water pipe 14, the other end of the water outlet pipe 7 penetrates through the top of the fixed box 1 and is connected with the other end of the cooling water pipe 14, and the water outlet pipe 7 sends water into the cooling water pipe 14.
The top that drives actuating cylinder 20's bottom and run through protective housing 19 is provided with the telescopic link, and the one end of telescopic link is connected with scraper blade 21's top, and protective housing 19's bottom and connecting box 3's top intercommunication, scraper blade 21's length and width equals with the length and width that keeps off dirt net 18, and scraper blade 21 can be handled the adsorbed return stroke on keeping off dirt net 18, makes the dust drop from keeping off dirt net 18 surface.
The first socket piece 22 and the second socket piece 23 are clamped through a first clamping plate 25 and a second clamping plate 26, and two ends of the radiating fin 13 are respectively connected with the upper heat conducting plate 16 and the lower heat conducting plate 15 and are arranged on the inner sides of the first socket piece 22 and the second socket piece 23.
A working method of a heat recovery device of a side-blown smelting furnace comprises the following specific steps:
the method comprises the following steps: firstly, connecting a connecting box 3 with a side-blown smelting furnace mouth, connecting a connecting sleeve 17 with a side-blown smelting furnace gas release port, sending cold water into a cooling water pipe 14 from a water inlet pipe 6, enabling gas discharged by the side-blown smelting furnace to enter a first cooling box 8 on the inner side of a connecting box 2 from the connecting box 3, enabling the gas with heat to be in contact with a radiating fin 13, cooling the gas by the radiating fin 13, guiding the heat out of the first cooling box 8 from an upper heat conducting plate 16 and a lower heat conducting plate 15, and cooling the surface of the first cooling box 8 by using the cold water in the cooling water pipe 14;
step two: the gas passing through the side-blown smelting furnace from the first cooling tank 8 enters the second cooling tank 9 and contacts with a radiating fin 13 in the second cooling tank 9, the radiating fin 13 cools the gas, heat is guided out of an upper heat conducting plate 16 and a lower heat conducting plate 15 to the outer side of the first cooling tank 8, the surface of the first cooling tank 8 is cooled by cold water in a cooling water pipe 14, the heated cold water is discharged to a water outlet pipe 7 from one end of the cooling water pipe 14 and enters the cooler 5 from the water outlet pipe 7 for cooling, and the cooled water is discharged from the cooler 5 and then is sent to the water outlet pipe 7 by a water pump and is sent to the cooling water pipe 14 by the water outlet pipe 7 for circulating cooling;
step three: and starting the exhaust fan 12, sucking the gas passing through the second cooling box 9 into the exhaust port 11, then feeding the cooled gas into the exhaust fan 12, and finally discharging the cooled gas from the exhaust fan 12, thus finishing the heat recovery operation of the exhaust gas of the whole side-blown smelting furnace.
A heat recovery device of a side-blown smelting furnace is disclosed, when in use, firstly two sets of sleeving boxes 2 are fixed with a fixed box 1, a first sleeving part 22 and a second sleeving part 23 are sleeved, a connecting plate 24 arranged on the opposite surface of the first sleeving part 22 and the second sleeving part 23 is clamped and fixed through a first clamping plate 25 and a second clamping plate 26, then a first cooling box 8 and a second cooling box 9 are put into the two sets of sleeving boxes 2, finally the two sets of sleeving boxes 2 are sent into the inner side of the fixed box 1, a connecting box 3 is connected with a side-blown smelting furnace mouth, a connecting sleeve 17 is connected with a gas discharge port of the side-blown smelting furnace, cold water is sent into a cooling water pipe 14 from a water inlet pipe 6, gas discharged by the side-blown smelting furnace enters the first cooling box 8 on the inner side of the sleeving box 2 from the connecting box 3, the gas entering the connecting box 3 is filtered by a dust blocking net 18, and dust is prevented from entering the first cooling box 8, the driving cylinder 20 can be started to drive the scraper 21 arranged in the protective box 19 to move downwards through the telescopic rod, so that dust adsorbed on the surface of the dust blocking net 18 can be scraped off, the adsorbed dust is cleaned from the connecting sleeve 17, a dustproof effect can be achieved, meanwhile, the dust blocking net 18 can be shielded by the scraper 21, hot gas backflow is prevented, gas with heat is in contact with the radiating fins 13, the radiating fins 13 cool the gas, the heat is guided out of the first cooling box 8 from the upper heat conducting plate 16 and the lower heat conducting plate 15, the surface of the first cooling box 8 is cooled by cold water in the cooling water pipe 14, the gas passing through the side-blowing smelting furnace in the first cooling box 8 enters the second cooling box 9 and is in contact with the radiating fins 13 in the second cooling box 9, the radiating fins 13 cool the gas, and guide the heat out of the upper heat conducting plate 16 and the lower heat conducting plate 15 to the outer side of the first cooling box 8, the surface of the first cooling box 8 is cooled by using cold water in the cooling water pipe 14, heated cold water is discharged from one end of the cooling water pipe 14 to the water outlet pipe 7, enters the cooler 5 from the water outlet pipe 7 for cooling, is discharged from the cooler 5 and is sent to the water outlet pipe 7 by using a water pump, is sent to the cooling water pipe 14 by the water outlet pipe 7 for circulating cooling, the exhaust fan 12 is started, gas passing through the second cooling box 9 is sucked into the exhaust port 11, then the cooled gas enters the exhaust fan 12, and finally is discharged from the exhaust fan 12.
The invention arranges the sleeve joint box 2, the sleeve joint box 2 adopts the sleeve joint piece one 22 and the sleeve joint piece two 23 to be sleeved, the connecting plate 24 arranged on the opposite surface of the sleeve joint piece one 22 and the sleeve joint piece two 23 is clamped and fixed through the clamping plate one 25 and the clamping plate two 26, then the first cooling box 8 and the second cooling box 9 are put into the two groups of sleeve joint boxes 2, then the sleeve joint box 2 is sent into the inner side of the fixed box 1, namely the first cooling box 8 and the second cooling box 9 can be sent into the inner side of the fixed box 1, the mode of clamping the sleeve joint piece one 22 and the sleeve joint piece two 23 is adopted, so that the whole splicing box 2 can be taken out to be communicated with the first cooling box 8 and the second cooling box 9 to be taken out, the installation of the first cooling box 8 and the second cooling box 9 is convenient, meanwhile, the later maintenance of the first cooling box 8 and the second cooling box 9 is facilitated, so that the whole heat recovery device is more convenient to assemble and can be disassembled; by arranging the connecting box 3, a connecting sleeve 17 arranged on the inner side of the connecting box 3 can be mutually connected with a gas discharge port of the side-blown smelting furnace, a dust blocking net 18 is arranged on the inner side of the connecting box 3, gas entering the connecting box 3 is filtered by the dust blocking net 18, dust is prevented from entering the first cooling box 8, a driving cylinder 20 can be started to drive a scraper 21 arranged in a protective box 19 to move downwards through a telescopic rod, so that dust adsorbed on the surface of the dust blocking net 18 can be scraped off, and then the adsorbed dust is cleaned from the connecting sleeve 17, so that a dustproof effect can be achieved; fix fin 13 through setting up heat-conducting plate 16 and lower heat-conducting plate 15, cooperation condenser tube 14, utilize fin 13 to carry out the heat absorption to the gas that the side-blown smelting furnace discharged, go up heat-conducting plate 16 and heat-conducting plate 15 down and conduct the heat to the outside of first cooler bin 8 and second cooler bin 9, utilize condenser tube 14 to cool down first cooler bin 8 and second cooler bin 9, thereby make first cooler bin 8 and second cooler bin 9 cool off fast, water is sent into from inlet tube 6 in the condenser tube 14, discharge from outlet pipe 7, form circulative cooling, cooperation fin 13, thereby whole heat reclamation device possesses higher cooling efficiency, and then heat reclamation efficiency is high, can realize quick cooling.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
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| CN201911212957.1A CN111089490B (en) | 2019-12-02 | 2019-12-02 | Side-blown smelting furnace heat recovery device and working method thereof |
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| CN201289316Y (en) * | 2008-05-20 | 2009-08-12 | 杨栋 | Device for recovering exhaust heat of smelting furnance |
| CN207886883U (en) * | 2017-12-25 | 2018-09-21 | 重庆荣隆金属有限公司 | Emission-control equipment for aluminium smelting furnace |
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| CN209162154U (en) * | 2018-12-10 | 2019-07-26 | 德兴市益丰再生有色金属有限责任公司 | Secondary metal smelting exhaust waste-heat recovery device |
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| CN111089490A (en) | 2020-05-01 |
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