CN213041037U - Waste heat recovery device of aluminum melting furnace - Google Patents
Waste heat recovery device of aluminum melting furnace Download PDFInfo
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- CN213041037U CN213041037U CN202020610917.4U CN202020610917U CN213041037U CN 213041037 U CN213041037 U CN 213041037U CN 202020610917 U CN202020610917 U CN 202020610917U CN 213041037 U CN213041037 U CN 213041037U
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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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Abstract
The utility model discloses a melt aluminium stove waste heat recovery device, including the shell, the inside of shell is provided with the smelting pot, and the inside of smelting pot is provided with smelts the device, and the outside heat-preserving container of smelting pot is located to the inside fixedly connected with cover of shell, and the top of shell is provided with the apron, and one side fixedly connected with box of shell outer wall, the inner chamber of box transversely are provided with the baffle, and the baffle separates the inner chamber of box for two cavitys, and the below of baffle forms a heat transfer chamber, the utility model relates to a melt aluminium stove technical field. This melt aluminium stove waste heat recovery device, through first fan and the exhaust gas pipe in shell and box inside, the waste gas that has a large amount of heats in the smelting pot is led and is taken out, waste heat recoverer on the exhaust gas pipe, with the heat that has in the waste gas, store inside the machine with partly heat through waste heat recoverer, inside rethread second fan passes through defeated tuber pipe direction smelting pot with the inside heat of waste heat recoverer, reduced the heat and run off, reduced the industrial cost.
Description
Technical Field
The utility model relates to an aluminum melting furnace waste heat recovery device.
Background
The aluminum melting furnace is a novel high-efficiency energy-saving furnace developed according to an aluminum melting process, can well meet the requirements of strict alloy component requirements, discontinuous production, large single-furnace capacity and the like in the aluminum melting process, achieves the effects of reducing consumption, reducing burning loss, improving product quality, reducing labor intensity, improving labor conditions and improving production efficiency, and is suitable for batch operation and melting with more alloy and scrap returns.
The existing aluminum melting furnace needs large heat when melting, waste gas generated by the aluminum melting furnace can be provided with a large amount of heat, so that a lot of heat can be lost through waste gas emission, the cost during industrial production is increased, the production efficiency is reduced, oxygen required during combustion is provided by normal-temperature air during melting, combustion air is required to be heated to high temperature by the aluminum melting furnace, the industrial consumption is increased, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a melt aluminium stove waste heat recovery device has solved a large amount of heats and has run off through exhaust emission, uses the normal atmospheric temperature air to provide the oxygen of combustion-supporting needs when smelting, has increaseed industrial consumption and industrial cost, has reduced production efficiency's problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a waste heat recovery device of an aluminum melting furnace comprises a shell, wherein a melting furnace is arranged inside the shell, a melting device is arranged inside the melting furnace, a heat-preserving barrel which covers the outside of the melting furnace is fixedly connected inside the shell, a cover plate is arranged at the top of the shell, a box body is fixedly connected to one side of the outer wall of the shell, a partition plate is transversely arranged in an inner cavity of the box body and divides the inner cavity of the box body into two cavities, a heat exchange cavity is formed below the partition plate, a first fan is arranged in the inner cavity of the shell, an air inlet of the first fan penetrates through the side wall of the heat-preserving barrel and the side wall of the melting furnace and extends to the inner cavity of the melting furnace, an air outlet of the first fan is communicated with a waste gas pipe, the other end of the waste gas pipe penetrates through the top of the partition plate and extends to the inside of the heat exchange cavity, the air outlet of the waste heat recoverer is provided with an air inlet of a second fan, the air outlet of the second fan is communicated with an air delivery pipe, the other end of the air delivery pipe penetrates through the side wall of the heat-preserving container and the side wall of the smelting furnace extends to the inner cavity of the smelting furnace, a plurality of spoilers are arranged inside the heat exchange cavity, a heat exchange pipe arranged in a bent mode is arranged inside the heat exchange cavity, one end of the heat exchange pipe penetrates through the outer portion of the box body, the other end of the heat exchange pipe penetrates through the side wall of the heat-preserving container and penetrates through the side wall of the smelting furnace after the side wall of the smelting furnace surrounds the outer wall of.
Furthermore, the top of the shell is provided with a hollow groove for the clamping rod to slide, the clamping rod is arranged in the hollow groove, a spring is arranged between the rear end face of the inner wall of the hollow groove and the rear end of the clamping rod, and the front end of the clamping rod can be embedded into the side wall of the cover plate in a clamping mode.
Furthermore, the partition plate is provided with a through hole communicated to the inside of the heat exchange cavity.
Further, a discharge port is fixedly connected to the top of the box body.
Further, a filter screen is arranged inside the discharge port.
Further, an activated carbon filter screen is arranged inside the discharge port.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this melt aluminium stove waste heat recovery device, through first fan and the exhaust-gas line in shell inside, it takes out to lead a large amount of thermal waste gas in the smelting pot, various components of rethread heat transfer intracavity portion mutually support, a normal atmospheric temperature air heating for in the heat transfer pipe, thereby air temperature in the heat exchange pipe risees, provide combustion-supporting oxygen when smelting by the heat exchange pipe to air guide smelting pot inside again, replaced the tradition and melted the aluminium stove and used normal atmospheric temperature air and provide combustion-supporting oxygen, industrial consumption when having reduced and smelting, production efficiency when having improved and smelting.
(2) This melt aluminium stove waste heat recovery device, through first fan and the exhaust gas pipe in shell and box inside, the waste gas that has a large amount of heats in the smelting pot is led and is taken out, waste heat recoverer on the exhaust gas pipe, with the heat that has in the waste gas, store some heat inside the machine through waste heat recoverer, inside rethread second fan passes through defeated tuber pipe direction smelting pot with the inside heat of waste heat recoverer, reduced the heat and run off, reduced the industrial cost.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
fig. 2 is an enlarged schematic view of a point a in fig. 1 according to the present invention.
In the figure: the method comprises the following steps of 1-shell, 2-smelting furnace, 3-smelting device, 4-heat-preserving barrel, 5-cover plate, 6-clamping rod, 7-spring, 8-box, 9-heat exchange tube, 10-spoiler, 11-partition plate, 12-through hole, 13-discharge port, 14-waste gas tube, 15-first fan, 16-waste heat recoverer, 17-second fan, 18-air conveying tube, 19-filter screen, 20-activated carbon filter screen, 21-heat exchange cavity and 22-empty slot.
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. 1-2, the present invention provides a technical solution: the utility model provides a melt aluminium stove waste heat recovery device, includes shell 1, and the inside of shell 1 is provided with smelting pot 2, and the inside of smelting pot 2 is provided with smelts device 3, and the outside heat-preserving container 4 of smelting pot 2 is located to the inside fixedly connected with cover of shell 1, and the top of shell 1 is provided with apron 5.
The apron 5 on shell 1 can seal the smelting mouth of putting in the aluminium pig when smelting device 3 smelts in 2 inner chambers of smelting pot, prevents that the inside aluminium water that has the high temperature of smelting pot 2 from spattering and falling on the human body, causes the injury to the human body, and the heat-preserving container 4 covers is established in the 2 outsides of smelting pot, prevents the inside temperature of smelting pot 2 from diffusing outward to reduce the heat and run off, improved smelting efficiency, reduced the consumption.
The top of shell 1 is provided with the confession the gliding dead slot 22 of kelly 6, the inside kelly 6 that is provided with of dead slot 22, the rear end face of dead slot 22 inner wall with be provided with spring 7 between the 6 rear ends of kelly, the front end of kelly 6 can inlay card extremely in the 5 lateral walls of apron.
7 elasticity of the inside spring of dead slot 22 drives down and promotes kelly 6 to the inside of inlay card to apron 5, expend with heat and contract with cold in the time of can preventing to smelt, the human body is hurt to the steam or the aluminium water of 2 inside smelters, increase the security when the machine functions, thereby kelly 6 compresses spring 7 again and pulls out kelly 6 from the inside of inlay card to apron 5, make apron 5 can open, make things convenient for the machine to need to drop into the operation when new aluminium pig is smelted or the machine does not function and takes out the inside aluminium water of smelter 2.
One side fixedly connected with box 8 of 1 outer wall of shell, the inner chamber of box 8 transversely is provided with baffle 11, set up on the baffle 11 and communicate to the inside through-hole 12 in heat transfer chamber 21, baffle 11 separates the inner chamber of box 8 for two cavitys, the below of baffle 11 forms heat transfer chamber 21, the inner chamber of shell 1 is provided with first fan 15, the air intake of first fan 15 runs through 4 lateral walls of heat-preserving container and 2 lateral walls of smelting pot and extends to 2 inner chambers of smelting pot, the gas outlet intercommunication of first fan 15 has a waste gas pipe 14, the other end of waste gas pipe 14 runs through the inside that the top of baffle 11 extended to heat transfer chamber 21.
The waste gas pipe 14 penetrates through the heat-preserving container 4 to enter the inner cavity of the smelting furnace 2, and the first fan 15 on the waste gas pipe 14 extracts waste gas with a large amount of heat generated by smelting in the inner cavity of the smelting furnace 2 from the inside of the smelting furnace 2 through the waste gas pipe 14, passes through the extraction of the first fan 15 and the guiding of the waste gas pipe 14, and finally enters the inside of the heat exchange cavity 21.
A waste heat recoverer 16 positioned in the box body 8 is arranged on the waste gas pipe 14, an air inlet of a second fan 17 is arranged at an air outlet of the waste heat recoverer 16, and an air outlet of the second fan 17 is communicated with an air conveying pipe 18.
The waste heat recoverer 16 is a high-efficiency heat exchange energy-saving device which utilizes a heat pipe as a heat transfer element, is suitable for recovering waste heat of flue gas, uses the recovered waste heat for heating water, preheating air, generating steam and the like, and has obvious effects of saving coal, gas and fuel oil in industrial operation.
When the waste gas flows inside the waste gas pipe 14, a part of heat in the waste gas is stored inside the waste heat recoverer 16 through the waste heat recoverer 16, and an air outlet of the waste heat recoverer 16 is communicated with an air inlet of the second fan 17, so that the heat stored inside the waste heat recoverer 16 is guided into the smelting furnace 2 through an air conveying pipe 18 communicated with an air outlet of the second fan 17 by the second fan 17, the heat loss is reduced, the industrial consumption is reduced, and the industrial cost is reduced.
The other end of the air delivery pipe 18 penetrates through the side wall of the heat-preserving container 4 and the side wall of the smelting furnace 2 and extends to the inner cavity of the smelting furnace 2, a plurality of spoilers 10 are arranged inside the heat exchange cavity 21, a heat exchange pipe 9 which is arranged in a bent mode is arranged inside the heat exchange cavity 21, one end of the heat exchange pipe 9 penetrates through the outer portion of the box body 8, and the other end of the heat exchange pipe 9 penetrates through the side wall of the heat-preserving container 4 and extends to the inner cavity of the smelting furnace 2 after surrounding the side wall of the smelting furnace.
The waste gas pipe 14 is arranged inside the heat exchange cavity 21, so that the waste gas with a large amount of heat is discharged into the heat exchange cavity 21 by the waste gas pipe 14, the temperature inside the heat exchange cavity 21 is increased, the temperature of normal temperature air inside the heat exchange pipe 9 is increased, a plurality of spoilers 10 are arranged inside the heat exchange cavity 21, the heat exchange cavity 21 is divided into a plurality of cavities by the spoilers 10, the retention time of the waste gas with a large amount of heat in the plurality of cavities inside the heat exchange cavity 21 is prolonged, the air temperature in the heat exchange pipe 9 is higher, the waste gas is heated more uniformly to the heat exchange pipe 9, finally the waste gas is discharged through the through hole 12 formed in the partition plate 11, the heat exchange pipe 9 penetrates through the heat preservation barrel 4 and extends to the inner cavity of the smelting furnace 2, the air inside the heat exchange pipe 9 enters the inside the smelting furnace 2 through the guide of the heat exchange pipe 9, combustion-supporting oxygen, reduces the industrial consumption during smelting and improves the production efficiency during smelting.
The top of the box body 8 is fixedly connected with a discharge port 13, a filter screen 19 is arranged inside the discharge port 13, an active carbon filter screen 20 is arranged inside the discharge port 13,
the filter screen 19 and the activated carbon filter screen 20 which are arranged in the discharge port 13 reduce the chemical substances which pollute the environment and are generated when the aluminum block is smelted when the waste gas is discharged, ensure the health of users and reduce the air pollution of the smelting to the surrounding environment.
When the smelting device works, the cover plate 5 on the shell 1 can prevent high-temperature aluminum water in the smelting furnace 2 from splashing on a human body and causing damage to the human body when the smelting device 3 is used for smelting in the inner cavity of the smelting furnace 2, the heat-preserving barrel 4 covers the outer side of the smelting furnace 2 and prevents the temperature in the smelting furnace 2 from diffusing outwards, so that heat loss is reduced, the clamping rod 6 is pushed to be embedded into the cover plate 5 under the driving of the elastic force 7 of the spring in the empty groove 22, so that expansion and contraction during smelting can be prevented, the human body is damaged by hot gas or aluminum water in the smelting furnace 2, the clamping rod 6 compresses the spring 7 so as to pull out the clamping rod 6 from the embedded into the cover plate 5, so that the cover plate 5 can be opened, the waste gas pipe 14 penetrates through the heat-preserving barrel 4 to enter the inner cavity of the smelting furnace 2, and a first fan 15 on the waste gas pipe 14 extracts waste gas with a large amount of heat generated by smelting, the waste gas finally enters the heat exchange cavity 21 and the waste heat recoverer 16 on the waste gas pipe 14 after being drawn out by the first fan 15 and guided by the waste gas pipe 14, when the waste gas flows in the waste gas pipe 14, a part of heat in the waste gas is stored in the waste heat recoverer 16 through the waste heat recoverer 16, the air outlet of the waste heat recoverer 16 is communicated with the air inlet of the second fan 17, so that the heat stored in the waste heat recoverer 16 is guided into the smelting furnace 2 through the air conveying pipe 18 communicated with the air outlet of the second fan 17 by the second fan 17, the loss of the heat is reduced, the waste gas pipe 14 is arranged in the heat exchange cavity 21, the waste gas with a large amount of heat is discharged into the heat exchange cavity 21 by the waste gas pipe 14, the temperature in the heat exchange cavity 21 is increased, the temperature of the normal temperature air in the heat exchange pipe 9 is increased, and, the spoiler 10 divide into a plurality of cavitys with heat transfer chamber 21, make the time that has a large amount of thermal waste gas dwell in a plurality of cavitys of heat transfer chamber 21 inside prolong, thereby the air temperature in the heat exchange tube 9 is higher, waste gas is more even to being heated of heat exchange tube 9, last through-hole 12 of seting up on the baffle 11 emits waste gas, heat exchange tube 9 runs through the inner chamber that heat-preserving container 4 extended to smelting pot 2, thereby the inside air of heat exchange tube 9 passes through the inside of entering into smelting pot 2 of direction of heat exchange tube 9, for providing combustion-supporting oxygen when smelting, industrial consumption when reducing and smelting, filter screen 19 and active carbon filter screen 20 inside the discharge port 13 sets up, reduce when waste gas discharges and smelt the chemical substance entering air of produced polluted environment when smelting the aluminium pig.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "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.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a melt aluminium stove waste heat recovery device, includes shell (1), its characterized in that: the smelting furnace (2) is arranged in the shell (1), the smelting device (3) is arranged in the smelting furnace (2), the heat-preserving barrel (4) which covers the outside of the smelting furnace (2) is fixedly connected in the shell (1), the cover plate (5) is arranged at the top of the shell (1), a box body (8) is fixedly connected to one side of the outer wall of the shell (1), a partition plate (11) is transversely arranged in the inner cavity of the box body (8), the partition plate (11) divides the inner cavity of the box body (8) into two cavities, a heat exchange cavity (21) is formed below the partition plate (11), a first fan (15) is arranged in the inner cavity of the shell (1), an air inlet of the first fan (15) penetrates through the side wall of the heat-preserving barrel (4) and the side wall of the smelting furnace (2) and extends to the inner cavity of the smelting furnace (2), and an air outlet of the first fan (15) is communicated with a waste, the other end of the waste gas pipe (14) penetrates through the top of the partition plate (11) and extends to the inside of the heat exchange cavity (21), a waste heat recoverer (16) located inside the box body (8) is arranged on the waste gas pipe (14), an air inlet of a second fan (17) is formed in an air outlet of the waste heat recoverer (16), an air delivery pipe (18) is communicated with an air outlet of the second fan (17), the other end of the air delivery pipe (18) penetrates through the side wall of the heat-preserving container (4) and the side wall of the smelting furnace (2) and extends to the inner cavity of the smelting furnace (2), a plurality of spoilers (10) are arranged inside the heat exchange cavity (21), a heat exchange pipe (9) which is arranged in a bending mode is arranged inside the heat exchange cavity (21), one end of the heat exchange pipe (9) penetrates through the outside of the box body (8), the other end of the heat exchange pipe (9) penetrates through the side wall of the heat-preserving container (4) and surrounds The side walls of the furnace (2) extend into the interior of the furnace (2).
2. The aluminum melting furnace waste heat recovery device of claim 1, characterized in that: the top of shell (1) is provided with can supply gliding dead slot (22) of kelly (6), inside kelly (6) that is provided with of dead slot (22), the rear end face of dead slot (22) inner wall with be provided with spring (7) between kelly (6) rear end, the front end of kelly (6) can inlay card extremely in apron (5) lateral wall.
3. The aluminum melting furnace waste heat recovery device of claim 1, characterized in that: the partition plate (11) is provided with a through hole (12) communicated to the interior of the heat exchange cavity (21).
4. The aluminum melting furnace waste heat recovery device of claim 1, characterized in that: the top of the box body (8) is fixedly connected with a discharge port (13).
5. The aluminum melting furnace waste heat recovery device of claim 4, characterized in that: a filter screen (19) is arranged inside the discharge port (13).
6. The aluminum melting furnace waste heat recovery device of claim 4, characterized in that: an activated carbon filter screen (20) is arranged in the discharge port (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020610917.4U CN213041037U (en) | 2020-04-22 | 2020-04-22 | Waste heat recovery device of aluminum melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020610917.4U CN213041037U (en) | 2020-04-22 | 2020-04-22 | Waste heat recovery device of aluminum melting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213041037U true CN213041037U (en) | 2021-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020610917.4U Active CN213041037U (en) | 2020-04-22 | 2020-04-22 | Waste heat recovery device of aluminum melting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213041037U (en) |
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2020
- 2020-04-22 CN CN202020610917.4U patent/CN213041037U/en active Active
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