CN216445438U - Smelting aluminum ash innocent treatment equipment - Google Patents
Smelting aluminum ash innocent treatment equipment Download PDFInfo
- Publication number
- CN216445438U CN216445438U CN202123297070.2U CN202123297070U CN216445438U CN 216445438 U CN216445438 U CN 216445438U CN 202123297070 U CN202123297070 U CN 202123297070U CN 216445438 U CN216445438 U CN 216445438U
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- China
- Prior art keywords
- furnace
- aluminum ash
- treatment equipment
- rotary furnace
- castable
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 54
- 238000003723 Smelting Methods 0.000 title claims abstract description 31
- 238000003825 pressing Methods 0.000 claims abstract description 36
- 238000002485 combustion reaction Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000012544 monitoring process Methods 0.000 claims description 11
- 238000012806 monitoring device Methods 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 2
- 241001062472 Stokellia anisodon Species 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 8
- 239000000428 dust Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 5
- 238000001354 calcination Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 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
- 239000012466 permeate Substances 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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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
- Y02P10/20—Recycling
Landscapes
- Processing Of Solid Wastes (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses smelting aluminum ash harmless treatment equipment which comprises a rotary furnace, a furnace door pressing device arranged at an opening of the rotary furnace, a combustion system and an automatic feeding mechanism, wherein the combustion system and the automatic feeding mechanism are arranged at one end of the rotary furnace, which is far away from the furnace door pressing device; the rotary furnace comprises a steel shell and a castable layer arranged in the steel shell, and a castable guide plate is arranged in the castable layer; the furnace door pressing device comprises a furnace door body, a pressing cylinder, a bracket and a rotating shaft; the combustion system comprises an air pipeline, a gas pipeline, an ignition system, a burner and a burner bracket; the automatic feeding mechanism comprises a fixed support, a motor, a chain transmission, a discharging pipe and a moving mechanism. The harmless treatment equipment for smelting aluminum ash has the advantages of high automation degree and good environmental protection.
Description
Technical Field
The utility model relates to the technical field of aluminum ash treatment, in particular to smelting aluminum ash harmless treatment equipment with high automation degree and good environmental protection.
Background
The aluminum ash is ash generated in the production process of electrolytic aluminum and cast aluminum. The aluminum ash is easy to react in humid air to generate toxic, harmful and explosive gases such as ammonia gas, methane, hydrogen and the like. The accumulation of aluminum ash not only pollutes the environment, but also causes resource waste. The aluminum ash is treated by a pyrogenic process and smelted by a rotary furnace. The rotary furnace of prior art, aluminium ash need operating personnel to fry grey operation through fork truck at the smelting in-process, and its amount of labour is big, work efficiency is low, simultaneously, owing to need fry grey operation, the rotary furnace must be in the open-ended state, also leads to the dust to fly into operational environment from the fire door in, leads to the ash content among the operational environment air too high, influences staff's healthy.
Therefore, there is a need for an improvement to overcome the deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provides harmless treatment equipment for smelting aluminum ash, which has high automation degree and good environmental protection.
The technical scheme of the utility model is as follows:
a harmless treatment device for smelting aluminum ash comprises a rotary furnace, a furnace door pressing device arranged at an opening of the rotary furnace, a combustion system and an automatic feeding mechanism, wherein the combustion system and the automatic feeding mechanism are arranged at one end of the rotary furnace, which is far away from the furnace door pressing device; the rotary furnace comprises a steel shell and a castable layer arranged in the steel shell, wherein a plurality of castable guide plates are arranged in the castable layer and are uniformly distributed in the castable layer; the furnace door pressing device comprises a furnace door body, a pressing air cylinder, a support and a rotating shaft, the pressing air cylinder drives the rotating shaft to rotate through the support, the rotating shaft is connected with the furnace door body, the furnace door body comprises a steel plate shell and a castable lining, and the castable lining is in contact with the rotary furnace; the combustion system comprises an air pipeline, a gas pipeline, an ignition system, a burner and a burner support, the air pipeline and the gas pipeline are both connected with the burner, and the burner is fixedly connected with the rotary furnace through the burner support; the automatic feeding mechanism comprises a fixed support, a motor, a chain transmission, a discharging pipe and a moving mechanism; the motor drives the moving mechanism to move along the fixed support through the chain transmission, and the moving mechanism drives the blanking pipe to move.
As a preferred technical scheme, the furnace door body is provided with an observation hole and an observation door.
As a further preferred aspect, the observation door comprises a steel outer shell and a castable liner.
As a preferable technical scheme, the combustion system comprises a frequency converter, the air pipeline is connected with a fan, and the frequency converter controls the air volume of the fan.
As a preferable technical solution, the combustion system further comprises a flame monitoring system, the flame monitoring system comprises a temperature monitoring device, and the flame monitoring of the combustion system is performed by monitoring the internal temperature of the rotary kiln.
As a further preferable technical solution, the temperature monitoring device is an infrared temperature monitoring device.
As a preferable technical solution, the steel shell and the castable layer are fixedly combined through a plurality of stainless steel anchors.
As a preferred technical scheme, the furnace door pressing device is provided with a feeding guide pipe corresponding to the blanking pipe.
According to the smelting aluminum ash harmless treatment equipment, the castable guide plate is arranged in the castable layer of the rotary furnace, and the castable guide plate can enable aluminum ash to rotate along with the rotary furnace, so that the aluminum ash can be continuously turned over and fully combusted in the rotary furnace, and the aim of calcining is fulfilled; the furnace door pressing device is arranged at the opening of the rotary furnace, the protection effect is good, the interior of the rotary furnace is in a closed state, the dust is prevented from being diffused, the environmental protection performance is good, and meanwhile, the combustion system is arranged, so that the smelting temperature of aluminum ash is ensured; through setting up automatic material conveying mechanism, realize whole automatic material conveying. The harmless treatment equipment for smelting aluminum ash can automatically feed materials, simultaneously drives the internal aluminum ash to turn over through the rotation of the rotary furnace, ensures the sufficient combustion of the aluminum ash, and is provided with the furnace door pressing device at the opening of the rotary furnace to ensure that the interior of the rotary furnace is in a closed state, thereby avoiding the diffusion of dust and having good environmental protection property.
Drawings
FIG. 1 is a perspective view of a specific embodiment of a smelting aluminum ash innocent treatment apparatus according to the present invention;
FIG. 2 is a schematic structural view of a rotary kiln in the embodiment of the innocent treatment apparatus for aluminum smelting ash according to the utility model;
FIG. 3 is a partial cross sectional view of a rotary kiln of the harmless treatment equipment for smelted aluminum ash in FIG. 2;
FIG. 4 is a schematic view of a combination of a rotary furnace and a furnace door pressing device of the harmless treatment equipment for smelting aluminum ash according to the utility model;
FIG. 5 is a schematic view of a furnace door body structure in the embodiment of the innocent treatment apparatus for aluminum smelting ash according to the utility model;
FIG. 6 is a sectional view of a furnace door body in the embodiment of the harmless treatment apparatus for smelted aluminum ash in FIG. 5.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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.
The terminology used in the embodiments of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrases "if determined" or "if detected (a stated condition or event)" may be interpreted as "when determined" or "in response to a determination" or "when detected (a stated condition or event)" or "in response to a detection (a stated condition or event)", depending on the context.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
As shown in FIG. 1 and FIG. 2, the present invention relates to a harmless treatment apparatus for smelting aluminum ash. The smelting aluminum ash innocent treatment equipment comprises a rotary furnace 1, a furnace door pressing device 2 arranged at an opening of the rotary furnace 1, a combustion system arranged at one end of the rotary furnace 1, which is far away from the furnace door pressing device 2, and an automatic feeding mechanism. As shown in fig. 3, in the present embodiment, the rotary kiln 1 includes a steel shell 11 and a castable layer 12 disposed in the steel shell 11, a castable guide plate 13 is disposed inside the castable layer, and the castable guide plates 13 are disposed in plurality and uniformly distributed inside the castable layer 12. In the smelting aluminum ash innocent treatment equipment of the embodiment, the rotary furnace 1 can rotate forwards and backwards during working, and the castable material guide plate 13 can ensure that the aluminum ash continuously overturns in the rotary furnace 1 along with the rotation of the rotary furnace, so that the aluminum ash is fully combusted, the purpose of calcination is achieved, and an operator does not need to stir the aluminum ash.
As shown in fig. 1, the automatic feeding mechanism of this embodiment includes a fixed bracket 41, a motor 42, a chain transmission 43, a feeding pipe 44, and a moving mechanism 45. When the rotary furnace 1 needs to be charged, the motor 42 of the automatic charging mechanism is started to rotate in the forward direction, the motor 42 starts to work, the motor 42 drives the chain transmission 43 to rotate, the chain transmission 43 drives the movement mechanism 45 to move, the discharging pipe 44 is driven by the movement mechanism 45 to transmit forward, the discharging pipe 44 slowly approaches the furnace door of the rotary furnace 1, when the discharging pipe 44 moves to the position corresponding to the feed inlet of the rotary furnace, the motor 42 stops working, the equipment has the charging condition, and automatic charging is started.
As shown in fig. 4, the oven door pressing device 2 includes an oven door body 21, a pressing cylinder 22, a bracket 23 and a rotating shaft 24, the pressing cylinder 22 drives the rotating shaft 24 to rotate through the bracket 23, and the rotating shaft 24 is connected with the oven door body 21, so as to drive the oven door body 21 to open and close. The furnace door pressing device 2 is used for sealing an opening of the rotary furnace, and in order to prevent a steel plate from directly contacting high temperature in the furnace, the furnace door body 21 comprises a steel plate shell and a castable lining, and the castable lining is in contact with the rotary furnace. When the furnace door needs to be closed, a power supply of the pressing cylinder 22 is started, the pressing cylinder 22 is in an open state, the air pressure pushes the piston to generate thrust to stretch out, the pressing cylinder 22 starts to work, the pressing cylinder 22 is connected with the support 23 to drive the rotating shaft 24 to rotate, the rotating shaft 24 drives the furnace door body 21 to rotate while rotating, and the furnace door is closed. When the furnace door needs to be opened, a power supply closing button of the pressing air cylinder 22 is started, the pressing air cylinder 22 returns by virtue of a spring or self weight, the connecting support 23 of the pressing air cylinder 22 drives the rotating shaft 24 to rotate in the rebounding process of the air cylinder stroke, the rotating shaft 24 rotates and pulls the furnace door body 21 to rotate, and the furnace door is opened. According to the harmless treatment equipment for smelting aluminum ash, the furnace door pressing device 2 is arranged, so that the inside of the whole rotary furnace 1 is a closed space, dust cannot gush out along with a furnace door, the dust permeates a workshop and pollutes the workshop, and the environment friendliness is good. As shown in fig. 5 and 6, the furnace door body 21 may be provided with an observation door 21a and an observation hole 21b for observing the smelting state of the aluminum ash in the rotary furnace. In order to ensure that the blanking pipe 44 of the automatic feeding mechanism can accurately correspond to the furnace mouth of the rotary furnace during feeding, as an optimal scheme, the furnace door pressing device is provided with a feeding guide pipe corresponding to the blanking pipe 44. The feeding guide pipe guides the material into the furnace body of the rotary furnace 1 through the observation hole 21 b. The position of observing hole 21b is provided with observation door 21a on furnace gate body 21, because of the interior temperature of stove is higher, observation door 21a includes steel shell portion and castable inside lining portion, also the shell adopts the steel shell, the inside lining adopts the castable, use hinge connection between observation door 21a and the furnace gate body 21, when the rotary furnace is reinforced, corresponding position is sent with the feeding guide pipe to feeding mechanism, the manual door of will observing is opened, the passage is through observing the hole guide to the rotary furnace internal, treat that the rotary furnace is reinforced to finish the back, the manual door that will observe is closed, the rotary furnace is airtight space, the rotary furnace begins to work.
As shown in fig. 2, the combustion system includes an air pipe 31, a gas pipe 32, an ignition system, a burner 33, and a burner holder 34. The air pipeline 31 and the gas pipeline 32 are respectively connected with a burner 33, the ignition system is arranged in the burner 33, and the burner 33 is fixedly connected with the rotary furnace 1 through a burner bracket 34. The combustion system can ensure the combustion temperature of the aluminum ash, thereby achieving the smelting effect. As shown in fig. 1, in the present embodiment, the air pipeline 31 is connected to a fan 35, and the combustion system of the present embodiment is further provided with a frequency converter, and the frequency converter controls the air volume of the fan. In order to ensure the temperature in the rotary kiln 1, the combustion system of the embodiment further comprises a flame monitoring system, the flame monitoring system comprises a temperature monitoring device, and the flame monitoring of the combustion system is carried out by detecting the temperature in the rotary kiln 1. When the aluminum ash is fed into the rotary furnace 1 through the automatic feeder, the combustion system is automatically started, the fan 35 starts to work, the burner 33 automatically ignites, the size of the flame of the burner 33 is controlled according to the air quantity of the fan 35 regulated by the frequency converter, and the temperature in the furnace is monitored by the temperature monitoring device, so that the purpose of calcining the aluminum ash is achieved. In practical applications, the temperature monitoring device may be an infrared temperature monitoring device.
In order to ensure the reliability of the rotary kiln 1, in the present embodiment, as shown in fig. 3, the steel shell 11 and the castable layer 12 of the rotary kiln 1 are fixedly bonded by stainless steel anchors 14, and the stainless steel anchors 14 are provided in plural and uniformly distributed on the steel shell 11 and the castable layer 12.
According to the smelting aluminum ash harmless treatment equipment, the castable guide plate is arranged in the castable layer of the rotary furnace, and the castable guide plate can enable aluminum ash to rotate along with the rotary furnace, so that the aluminum ash can be continuously turned over and fully combusted in the rotary furnace, and the aim of calcining is fulfilled; the furnace door pressing device is arranged at the opening of the rotary furnace, the protection effect is good, the interior of the rotary furnace is in a closed state, the dust is prevented from being diffused, the environmental protection performance is good, and meanwhile, the combustion system is arranged, so that the smelting temperature of aluminum ash is ensured; through setting up automatic material conveying mechanism, realize whole automatic material conveying. The harmless treatment equipment for smelting aluminum ash can automatically feed materials, simultaneously drives the internal aluminum ash to turn over through the rotation of the rotary furnace, ensures the sufficient combustion of the aluminum ash, and is provided with the furnace door pressing device at the opening of the rotary furnace to ensure that the interior of the rotary furnace is in a closed state, thereby avoiding the diffusion of dust and having good environmental protection property.
In summary, the embodiments of the present invention are merely exemplary and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications made according to the content of the claims of the present invention should fall within the technical scope of the present invention.
Claims (8)
1. The utility model provides a smelt aluminium ash innocent treatment equipment which characterized in that: the rotary furnace comprises a rotary furnace, a furnace door pressing device arranged at an opening of the rotary furnace, a combustion system and an automatic feeding mechanism, wherein the combustion system and the automatic feeding mechanism are arranged at one end of the rotary furnace, which is far away from the furnace door pressing device; the rotary furnace comprises a steel shell and a castable layer arranged in the steel shell, wherein a plurality of castable guide plates are arranged in the castable layer and are uniformly distributed in the castable layer; the furnace door pressing device comprises a furnace door body, a pressing air cylinder, a support and a rotating shaft, the pressing air cylinder drives the rotating shaft to rotate through the support, the rotating shaft is connected with the furnace door body, the furnace door body comprises a steel plate shell and a castable lining, and the castable lining is in contact with the rotary furnace; the combustion system comprises an air pipeline, a gas pipeline, an ignition system, a burner and a burner support, the air pipeline and the gas pipeline are both connected with the burner, and the burner is fixedly connected with the rotary furnace through the burner support; the automatic feeding mechanism comprises a fixed support, a motor, a chain transmission, a discharging pipe and a moving mechanism; the motor drives the moving mechanism to move along the fixed support through the chain transmission, and the moving mechanism drives the blanking pipe to move.
2. The smelting aluminum ash harmless treatment equipment according to claim 1, characterized in that: the furnace door body is provided with an observation hole and an observation door.
3. The smelting aluminum ash harmless treatment equipment according to claim 2, characterized in that: the observation door comprises a steel outer shell part and a castable inner lining part.
4. The smelting aluminum ash harmless treatment equipment according to claim 1, characterized in that: the combustion system comprises a frequency converter, the air pipeline is connected with a fan, and the frequency converter controls the air quantity of the fan.
5. The smelting aluminum ash harmless treatment equipment according to claim 1, characterized in that: the combustion system further comprises a flame monitoring system, the flame monitoring system comprises a temperature monitoring device, and flame monitoring of the combustion system is carried out by monitoring the internal temperature of the rotary kiln.
6. The smelting aluminum ash harmless treatment equipment according to claim 5, characterized in that: the temperature monitoring device is an infrared temperature monitoring device.
7. The smelting aluminum ash harmless treatment equipment according to claim 1, characterized in that: the steel shell and the castable layer are fixedly combined through stainless steel anchors, and the stainless steel anchors are provided in plurality.
8. The smelting aluminum ash harmless treatment equipment according to claim 1, characterized in that: the furnace door pressing device is provided with a feeding guide pipe corresponding to the blanking pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123297070.2U CN216445438U (en) | 2021-12-24 | 2021-12-24 | Smelting aluminum ash innocent treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123297070.2U CN216445438U (en) | 2021-12-24 | 2021-12-24 | Smelting aluminum ash innocent treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216445438U true CN216445438U (en) | 2022-05-06 |
Family
ID=81378281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123297070.2U Ceased CN216445438U (en) | 2021-12-24 | 2021-12-24 | Smelting aluminum ash innocent treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216445438U (en) |
-
2021
- 2021-12-24 CN CN202123297070.2U patent/CN216445438U/en not_active Ceased
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20230629 Decision number of declaring invalidation: 337001 Granted publication date: 20220506 |
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| IW01 | Full invalidation of patent right |