CN217654294U - High-temperature combustion furnace for secondary aluminum ash treatment - Google Patents
High-temperature combustion furnace for secondary aluminum ash treatment Download PDFInfo
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- CN217654294U CN217654294U CN202221796929.6U CN202221796929U CN217654294U CN 217654294 U CN217654294 U CN 217654294U CN 202221796929 U CN202221796929 U CN 202221796929U CN 217654294 U CN217654294 U CN 217654294U
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Abstract
The utility model relates to the technical field of industrial hazardous waste treatment, in particular to a high-temperature combustion furnace for secondary aluminum ash treatment, which comprises a storage device, a material conveying device and a combustion furnace main body, and is characterized in that the storage device is connected with the material conveying device, and the material conveying device is connected with the combustion furnace main body; the combustion furnace main body is provided with a plurality of burners which are uniformly distributed on the left side and the right side of the combustion furnace main body; the combustion furnace main body is composed of a plurality of layers and is divided into a combustion chamber and a settling chamber, and the combustion chamber is communicated with the settling chamber; the combustion chamber is provided with a temperature detection needle for detecting the temperature in the furnace; the utility model has the advantages that the burners are arranged in a staggered way, so that the temperature in the combustion furnace can be uniformly distributed, and the temperature probe is arranged to feed back the temperature condition in the furnace; continuous production can be realized, the treatment capacity is controllable, and the cost is reduced; and the secondary aluminum ash is continuously added for combustion reaction, so that the production efficiency is high.
Description
Technical Field
The utility model relates to an useless processing technology field of industry danger specifically is a high temperature fires burning furnace for secondary aluminium ash is handled.
Background
At present, the common methods for treating secondary aluminum ash can be divided into two types: wet, fire; wherein the pyrogenic process comprises rotary furnace roasting or rotary kiln roasting.
When the secondary aluminum ash is treated by a wet method, a water tank or a reaction tank is used, the secondary aluminum ash is mixed with the solution for reaction, only one tank is used for treatment, continuous treatment cannot be realized, and the production efficiency is low; if the production efficiency is high, the required number of the water tanks is large, the occupied area is large, and the investment is high.
When the secondary aluminum ash is treated by the pyrogenic process, the used rotary furnace or rotary kiln is also used for placing the secondary aluminum ash in the rotary furnace or rotary kiln, one furnace is used for treatment, cooling is needed after the treatment of one furnace, and the secondary aluminum ash is cleaned out and then treated by the next furnace; the continuous treatment can not be carried out, the production efficiency is low, and if the production efficiency is high, the number of required rotary furnaces or rotary kilns is large, the occupied area is large, and the investment is high.
Based on this, the utility model provides a high temperature fires burning furnace for secondary aluminium ash is handled to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a high temperature fires burning furnace for secondary aluminium ash is handled is provided, the problem of proposing in the above-mentioned background art can effectively be solved.
In order to solve the above problems, the utility model adopts the following technical proposal: a high-temperature combustion furnace for secondary aluminum ash treatment comprises a storage device, a material conveying device and a combustion furnace main body, and is characterized in that the storage device is connected with the material conveying device, and the material conveying device is connected with the combustion furnace main body; the combustion furnace main body is provided with a plurality of burners which are uniformly distributed on the left side and the right side of the combustion furnace main body; the combustion furnace main body is composed of a plurality of layers and is divided into a combustion chamber and a settling chamber, and the combustion chamber is communicated with the settling chamber; the combustion chamber is provided with a temperature detection needle for detecting the temperature in the furnace.
Preferably, combustor passageways are arranged on the left side and the right side of the combustion chamber, and the combustors are mounted on the combustor passageways and communicated with the combustion chamber through the combustor passageways.
Preferably, the left burner and the right burner of the combustion furnace main body are arranged in a staggered manner, so that the temperature inside the combustion furnace main body is uniformly distributed.
Preferably, the combustion chamber is provided with a feeding hole and an exhaust hole, and the feeding hole and the exhaust hole are arranged oppositely; the feed inlet is connected with the material conveying device.
Preferably, an access door is arranged on one side of the combustion chamber, and the access door consists of three layers of iron plates, heat-insulating cotton and refractory bricks; the access door is in a normally closed state and is opened during maintenance.
Preferably, the settling chamber is provided with an oxygen interface and a pulse rapping interface; the oxygen interface is connected with oxygen to enable the secondary aluminum ash to complete oxidation reaction; the pulse rapping interface is connected with compressed air to prevent secondary aluminum ash from caking and sintering after combustion.
Preferably, the combustion furnace main body comprises four layers of a refractory brick layer, a heat insulation cotton layer and a steel plate shell; the combustion furnace main body is composed of a refractory brick layer, a heat preservation cotton layer and a steel plate shell in sequence, and is bonded by adopting refractory cement and refractory castable; the firebrick layer is the innermost layer.
Preferably, the device also comprises a working platform and a supporting frame; the combustion furnace main body is arranged on the working platform; the working platform is arranged around the outer side of the combustion furnace main body; the support frame is arranged below the working platform to support the working platform.
Preferably, the combustion chamber and the settling chamber are both provided with observation windows; the observation window is provided with a heat insulation cotton pad and high-temperature transparent glass; the observation window adopts flange connection to clamp the heat insulation cotton pad and the high-temperature transparent glass.
Preferably, the storage device, the material conveying device and the combustion furnace main body are connected through pipelines, and the material conveying device conveys secondary aluminum ash in the storage device into the combustion furnace main body through compressed air.
Compared with the prior art, the utility model provides a high temperature fires burning furnace for secondary aluminium ash is handled possesses following advantage:
the utility model can realize continuous production, controllable treatment capacity and reduced cost; and the secondary aluminum ash is continuously added for combustion reaction, so that the production efficiency is high.
The utility model discloses combustor setting of staggering makes the temperature can evenly distributed in the burning furnace, is equipped with the temperature probe and can feeds back the interior temperature condition of stove.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the main body of the combustion furnace of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
fig. 4 is a schematic top view of the present invention;
wherein: 1. the device comprises a material storage device, 2, a material conveying device, 3, a combustion furnace main body, 301, a combustion chamber, 302, a settling chamber, 4, a combustion engine, 5, a temperature probe, 6, a feed inlet, 7, an exhaust port, 8, an access door, 9, an oxygen interface, 10, a pulse rapping interface, 11, a working platform, 12, a support frame, 13 and an observation window.
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.
Referring to fig. 1-4, the utility model provides a high temperature combustion furnace for secondary aluminum ash treatment, which comprises a material storage device 1, a material conveying device 2 and a combustion furnace main body 3, and is characterized in that the material storage device 1 is connected with the material conveying device 2, and the material conveying device 2 is connected with the combustion furnace main body 3; the combustion furnace main body 3 is provided with a plurality of combustion engines 4, and the combustion engines 4 are uniformly distributed on the left side and the right side of the combustion furnace main body 3; the combustion furnace main body 3 is composed of a plurality of layers, and the combustion furnace main body 3 is divided into a combustion chamber 301 and a settling chamber 302, and the combustion chamber 301 is communicated with the settling chamber 302; the combustion chamber 301 is provided with a temperature detection needle 5 for detecting the temperature in the furnace.
Preferably, combustor channels are arranged on the left side and the right side of the combustion chamber 301, and the combustors 4 are mounted on the combustor channels and communicated with the combustion chamber 301 through the combustor channels.
Preferably, the left burner 4 and the right burner 4 of the burner main body 3 are arranged in a staggered manner to uniformly distribute the internal temperature of the burner main body 3.
Referring to fig. 4, four burners 4 are provided, two are provided on the left and right, respectively, and are arranged in a staggered manner; more burners 4 can be arranged according to the actual production condition; the fuel used by the combustion engine 4 is natural gas.
Preferably, the combustion chamber 301 is provided with a feed inlet 6 and an exhaust outlet 7, and the feed inlet 6 is arranged opposite to the exhaust outlet 7; the feed inlet 6 is connected with the material conveying device 2.
Referring to fig. 4, the feed port 6 is disposed opposite to the exhaust port 7; the four feeding holes 6 are selectively used according to the actual production condition and are blocked when not used.
Preferably, an access door 8 is arranged on one side of the combustion chamber 301, and the access door 8 consists of three layers of iron plates, heat insulation cotton and refractory bricks; the access door 8 is in a normally closed state and is opened during maintenance.
Preferably, the settling chamber 302 is provided with an oxygen interface 9 and a pulse rapping interface 10; the oxygen interface 9 is connected with oxygen to enable the secondary aluminum ash to complete oxidation reaction; the pulse rapping interface 10 is connected with compressed air to prevent secondary aluminum ash from caking and sintering after being combusted.
A plurality of oxygen interfaces 9 and pulse rapping interfaces 10 are arranged; during production, the number of the interfaces is selected according to actual requirements, and redundant interfaces are plugged.
Preferably, the combustion furnace main body 3 comprises four layers of a refractory brick layer, a heat insulation cotton layer and a steel plate shell; the combustion furnace main body 3 is composed of a refractory brick layer, a heat insulation cotton layer and a steel plate shell in sequence, and is bonded by adopting refractory cement and refractory castable; the firebrick layer is the innermost layer.
Specifically, the thickness of the firebrick layer at the innermost layer is 230mm, the thickness of the insulating brick layer is 230mm, the thickness of the insulating cotton layer is 100mm, the thickness of the steel plate shell at the outermost layer is 14mm, and the firebrick layer is formed by bonding refractory cement and refractory castable.
Preferably, the device also comprises a working platform 11 and a supporting frame 12; the combustion furnace main body 3 is arranged on a working platform 11; the working platform 11 is arranged around the outer side of the combustion furnace main body 3; support frame 12 is installed in 11 below work platform, has supported work platform 11, and work platform 11 is equipped with stair, supplies the staff to climb up work platform 11 to and be equipped with the guardrail, prevent that the staff from dropping.
Preferably, the combustion chamber 301 and the settling chamber 302 are both provided with observation windows 13; the observation window 13 is provided with a heat insulation cotton pad and high-temperature transparent glass; the observation window 13 is connected with a clamped heat insulation cotton pad and high-temperature transparent glass by adopting a flange; the worker can observe the inside of the furnace body 3 through the observation window 13.
Preferably, the storage device 1, the feeding device 2 and the combustion furnace main body 3 are connected through a pipeline, and the feeding device 2 feeds the secondary aluminum ash in the storage device 1 into the combustion furnace main body 3 through compressed air.
Specifically, conveying the secondary aluminum ash to the storage device 1 through a pipeline for storage; the material conveying device 2 is positioned below the material storage device 1 and communicated with the material storage device 1; the feeding device 2 is used for feeding the secondary aluminum ash in the storage device 1, and the secondary aluminum ash is injected into the combustion furnace main body 3 for combustion reaction by introducing compressed air.
As a specific embodiment of the present invention:
the utility model discloses work platform 11, guardrail, stair and support frame 12 are iron plate, angle bar, square pipe, channel-section steel or I-steel class material preparation and form.
The size of the combustion furnace body 3 plus the size of the working platform is 6.1 multiplied by 5.1 multiplied by 5.3m.
When the secondary aluminum ash is processed, the secondary aluminum ash is conveyed to the storage device 1 through a pipeline in advance and stored well.
Heating a combustion chamber 301 of a combustion furnace main body 3 to 1400 +/-10 ℃ by a combustor 4; combustor 4 staggers the setting, can make combustor 301 rapid heating up and temperature evenly distributed, and four combustor 4 heat combustor 301 simultaneously and need about 2.5h to 1400 ℃ ± 10 ℃, and after the temperature arrived, temperature probe 5 detected the temperature and had reached the target and set for the back, and the signal is fed back to combustor 4, and combustor 4 is automatic to turn down the fire, keeps warm to combustor 301.
After the temperature reaches the target setting, conveying the secondary aluminum ash through the conveying device 2, and conveying the secondary aluminum ash in the storage device 1 into the combustion furnace main body 3; during conveying, the material conveying device 2 is connected with compressed air as a power source, and secondary aluminum ash is injected into a combustion chamber 301 of the combustion furnace main body 3 for combustion reaction.
When the secondary aluminum ash is combusted, part of the secondary aluminum ash is settled in the settling chamber 302, and then the rest part of the secondary aluminum ash is discharged through the exhaust port 7 and conveyed to other processes for secondary aluminum ash treatment through pipelines; after the treatment, the worker collects the secondary aluminum ash settled in the settling chamber 302.
The distance of the secondary aluminum ash transmitted from the feeding port 6 to the exhaust port 7 is 3.8m, the speed of the secondary aluminum ash injected into the furnace by the compressed air introduced by the conveying device 2 is controlled to be 0.76m/s, and the combustion time of the secondary aluminum ash in the combustion furnace main body 3 is 5s.
Whole burning secondary aluminum ash's process is the continuation, and conveyor 2 spouts the secondary aluminum ash uninterruptedly into and burns in burning furnace main part 3, and storage device 1 can continuously carry out the feed, improves holistic production efficiency.
During the combustion of the secondary aluminum ash, the worker can observe the inside of the furnace body 3 through the observation window 13. The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (10)
1. A high-temperature combustion furnace for secondary aluminum ash treatment comprises a material storage device (1), a material conveying device (2) and a combustion furnace main body (3), and is characterized in that the material storage device (1) is connected with the material conveying device (2), and the material conveying device (2) is connected with the combustion furnace main body (3); the combustion furnace main body (3) is provided with a plurality of combustion engines (4), and the combustion engines (4) are uniformly distributed on the left side and the right side of the combustion furnace main body (3); the combustion furnace main body (3) is composed of multiple layers, the combustion furnace main body (3) is divided into a combustion chamber (301) and a settling chamber (302), and the combustion chamber (301) is communicated with the settling chamber (302); the combustion chamber (301) is provided with a temperature detection needle (5) for detecting the temperature in the furnace.
2. A high temperature combustion furnace for secondary aluminum ash treatment as claimed in claim 1, wherein said combustion chamber (301) is provided with burner channels at left and right sides, and said burners (4) are installed on the burner channels and communicated with the combustion chamber (301) through the burner channels.
3. A high temperature combustion furnace for secondary aluminum ash processing according to claim 2, characterized in that the left burner (4) and the right burner (4) of the furnace body (3) are arranged in a staggered manner to uniformly distribute the internal temperature of the furnace body (3).
4. A furnace as claimed in claim 3, wherein the combustion chamber (301) is provided with a feed inlet (6) and an exhaust outlet (7), the feed inlet (6) and the exhaust outlet (7) being disposed opposite to each other; the feed inlet (6) is connected with the material conveying device (2).
5. The high-temperature combustion furnace for secondary aluminum ash treatment as claimed in claim 4, wherein an access door (8) is provided at one side of the combustion chamber (301), and the access door (8) is composed of three layers of iron plate, heat insulation cotton and refractory brick; the access door (8) is in a normally closed state and is opened during maintenance.
6. A furnace as claimed in claim 1, wherein said settling chamber (302) is provided with an oxygen port (9) and a pulse rapping port (10); the oxygen interface (9) is connected with oxygen to enable the secondary aluminum ash to complete oxidation reaction; the pulse rapping interface (10) is connected with compressed air to prevent secondary aluminum ash from caking and sintering after being combusted.
7. A high temperature combustion furnace for secondary aluminum ash treatment as claimed in claim 1, wherein said furnace main body (3) comprises four layers of firebrick layer, insulating brick layer, insulating cotton layer and steel plate outer shell; the combustion furnace main body (3) is composed of a refractory brick layer, a heat insulation cotton layer and a steel plate shell in sequence, and is bonded by adopting refractory cement and refractory castable; the refractory brick layer is the innermost layer.
8. The high-temperature combustion furnace for secondary aluminum ash treatment as recited in claim 1, further comprising a working platform (11) and a supporting frame (12); the combustion furnace main body (3) is arranged on the working platform (11); the working platform (11) is arranged around the outer side of the combustion furnace main body (3); the support frame (12) is arranged below the working platform (11) and supports the working platform (11).
9. A furnace as claimed in claim 1, wherein said combustion chamber (301) and said settling chamber (302) are provided with observation windows (13); the observation window (13) is provided with a heat insulation cotton pad and high-temperature transparent glass; the observation window (13) is connected with the heat insulation cotton pad and the high-temperature transparent glass through flanges.
10. The high-temperature combustion furnace for secondary aluminum ash treatment as claimed in claim 1, characterized in that the storage device (1), the material conveying device (2) and the combustion furnace main body (3) are connected through a pipeline, and the material conveying device (2) conveys the secondary aluminum ash in the storage device (1) into the combustion furnace main body (3) through compressed air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221796929.6U CN217654294U (en) | 2022-07-12 | 2022-07-12 | High-temperature combustion furnace for secondary aluminum ash treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221796929.6U CN217654294U (en) | 2022-07-12 | 2022-07-12 | High-temperature combustion furnace for secondary aluminum ash treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217654294U true CN217654294U (en) | 2022-10-25 |
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ID=83687283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221796929.6U Active CN217654294U (en) | 2022-07-12 | 2022-07-12 | High-temperature combustion furnace for secondary aluminum ash treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217654294U (en) |
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2022
- 2022-07-12 CN CN202221796929.6U patent/CN217654294U/en active Active
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