CN208170398U - Aluminium electroloysis waste lining harmless treatment device - Google Patents
Aluminium electroloysis waste lining harmless treatment device Download PDFInfo
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- CN208170398U CN208170398U CN201820327702.4U CN201820327702U CN208170398U CN 208170398 U CN208170398 U CN 208170398U CN 201820327702 U CN201820327702 U CN 201820327702U CN 208170398 U CN208170398 U CN 208170398U
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- harmless treatment
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- waste lining
- treatment device
- aluminium electroloysis
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Abstract
The utility model discloses a kind of aluminium electroloysis waste lining harmless treatment devices, it belongs to technical field of aluminum electrolysis.Aluminium electroloysis waste lining harmless treatment device, structure are as follows：Crushing plant（2）Discharge end and feed bin（4）Feeding end connection, feed bin（4）Discharge end and continous way high temperature processing equipment（6）Feeding end connection, continous way high temperature processing equipment（6）Exhanst gas outlet and cleaning equipment（7）Smoke inlet connection, cleaning equipment（7）Exhanst gas outlet and chimney（8）Connection.The utility model is mixed with the waste and old resistance to material of dolomite matter of smelting industry, is crushed, is roasted using waste lining, carbonaceous material in waste lining provides heat source as fuel, flue gas is adsorbed to form calcirm-fluoride with calcium oxide, it is mixed for building trade with the solid slag after roasting to pave the way with brick, the harmless treatment for realizing aluminium electrolytic tank recycles the recycling of two kinds of solid waste.
Description
Technical field
The utility model relates to a kind of aluminium electroloysis waste lining harmless treatment devices, it belongs to technical field of aluminum electrolysis.
Background technique
Electrolytic aluminium waste slot liner is inevitable solid waste during Aluminum Electrolysis Production, and ton aluminium discharge amount is 7.5-
15kg, waste lining the inside content of fluoride is usually in 30-40%, and cyanide content is usually in 100ppm.According to《Hazardous waste mirror
Other standard -- leaching characteristic identification》GB5085.3, content of fluoride ion about 1000-5000mg/L in waste lining, the content of cyanide
10-30mg/L is severely exceeded（Limit value in standard in relation to inorganic fluoride is 100mg/L, cyanide（CN-）Limit value
5mg/L）, belong to hazardous waste（It presses《National Hazard waste register》, hazardous waste code 331-023-48）, direct emission can make
At the serious pollution of environment.2017 36000000 tons of electrolytic aluminium yield or so, continuous 16 years electrolytic aluminium yield is in the world
First, more than the 50% of China's non-ferrous metal total output.It generates 7.5~15kg waste lining according to primary aluminum per ton to calculate, 2017 produce per year
Raw about 25~500,000 tons of waste linings, the 1.5-3% of about national hazardous waste discharge amount.Currently, the major way disposed both at home and abroad
It is that stockpiling or landfill, most of enterprise do not have harmlessness disposing facility.With the implementation of new environmental law, the nothing of electrolytic aluminium waste slot liner
Evilization, disposal of resources are imperative.
For many years, domestic Industry Innovation and Research Team have carried out a large amount of Technology Ways designs, research and development, achieve multipath
More comprehensive local achievement.By market survey, current each disposing technique is during harmless treatment electrolytic aluminium waste slot liner
The outstanding problems such as generally existing secondary pollution is serious, the adjustment of apparatus and process route is difficult, and relocation equipment transition is at high cost.All electricity
The unmature electrolytic aluminium waste slot liner harmless disposal technology of Xie Lv enterprise.
Summary of the invention
In order to solve the above-mentioned technical problem, the utility model provides a kind of aluminium electroloysis waste lining method for innocent treatment,
Purpose is to realize the innoxious use of aluminium electrolytic tank.
The utility model is achieved through the following technical solutions for the above-mentioned purpose：
Aluminium electroloysis waste lining harmless treatment device, structure are as follows：The discharge end of crushing plant and the feeding end of feed bin
Connection, the discharge end of feed bin connect with the feeding end of continous way high temperature processing equipment, the exhanst gas outlet of high-temperature processing device and
The smoke inlet of cleaning equipment connects, and the exhanst gas outlet of cleaning equipment is connect with chimney.
The feeding inlet of above-mentioned crushing plant and the discharge port of mixing equipment connect.
Above-mentioned mixing equipment uses batch mixer.
The discharge port of above-mentioned crushing plant is connected by the feeding inlet of the first conveying equipment and feed bin, the discharge port of feed bin
It is connect by the second conveying equipment with the feeding inlet of continous way high temperature processing equipment.
Above-mentioned crushing plant uses jaw crusher.
Above-mentioned the first conveying equipment and the second conveying equipment uses bucket elevator.
Above-mentioned continous way high temperature processing equipment uses continuous rotary incinerator.
Above-mentioned cleaning equipment uses bag filter.
Due to the adoption of the above technical scheme, so that the utility model has the following advantages that and effect：
The utility model by waste lining by paving the way with the waste and old baking mixed preparation building trade of the resistance to material of dolomite matter with brick,
Flue gas is adsorbed with calcium oxide, and the solid slag after forming calcirm-fluoride, with roasting is mixed for building trade and paves the way to use brick.Realize nothing
Evilization processing utilizes, and annual aluminium industry waste lining forming amount is big, brings immense pressure to environment.Metallurgy industry steel-making can also generate
A large amount of waste and old resistance to materials of dolomite matter, can not efficiently use.By this technology utility model, the money of two kinds of solid waste is realized
Sourceization recycles, and product can pave the way using building trade and use brick.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure：1, mixing equipment；2, crushing plant；3, the first conveying equipment；4, feed bin；5, the second conveying equipment；6, even
Continuous formula high temperature processing equipment；7, cleaning equipment；8, chimney.
Specific embodiment
Clear and complete retouch is carried out to the technical scheme in the embodiment of the utility model with reference to the accompanying drawings and examples
It states.Obviously the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this reality
It is obtained by those of ordinary skill in the art without making creative efforts every other with the embodiment in novel
Embodiment is fallen within the protection scope of the utility model.
As shown in Figure 1,1 discharge port of mixing equipment is connect with 2 feeding inlet of crushing plant, 2 discharge end of crushing plant and feed bin 4
Feeding end connection, the discharge end of feed bin 4 is logical to be connect with the feeding end of continous way high temperature processing equipment 6, at continous way high temperature
The exhanst gas outlet of reason equipment 6 is connect with the smoke inlet of cleaning equipment 7, and the exhanst gas outlet of cleaning equipment 7 is connect with chimney 8.
The discharge port of crushing plant 2 is connect by the first conveying equipment 3 with the feeding inlet of feed bin 4.The discharge port of feed bin 4 is logical
The second conveying equipment 5 is crossed to connect with the feeding inlet of continous way high temperature processing equipment 6.
Above equipment preferably uses following specific equipment, but this cannot be used for limiting the scope of protection of the present invention, as long as energy
Achieve the purpose that each equipment, within the scope of the present invention, above-mentioned crushing plant 2 uses jaw crusher, and first
Conveying equipment 3 and the second conveying equipment 5 use bucket elevator, and continous way high temperature processing equipment 6 is burnt using continuous rotary
Furnace is burnt, cleaning equipment 7 uses bag filter.Mixing equipment 1 uses batch mixer.
The working principle of the utility model is as follows：
Waste lining is mixed with the waste and old resistance to material of dolomite matter of smelting industry to be crushed by crushing plant, and granularity is less than 3mm, mixing
Material is sent into continous way high temperature processing equipment by conveying equipment and is roasted afterwards, waste lining and the waste and old dolomite matter of smelting industry
Resistance to material is baking mixed, and waste lining and the baking mixed temperature 800 DEG C -1500 of the waste and old resistance to material of dolomite matter make the cyanogen root in waste lining
It is partially cured for CaF that decomposition is volatized into flue gas, fluorine ion2, partially enter cleaning equipment with flue gas, the furnace gas containing fluoride
It is adsorbed with calcium oxide, treating tail gas qualified discharge.Calcium oxide, magnesia and fluorination reactant salt in the waste and old resistance to material of dolomite matter,
Cured portion soluble fluorine, calcined solids slag, which can be fabricated to building trade, paves the way and uses brick.Above-mentioned waste lining and waste and old dolomite matter
The mixing quality of resistance to material ratio：Waste lining 40%-60%, the waste and old dolomite matter 40%-60% of resistance to material.
The utility model whole system water, the minimum discharge up to standard of gas pollutant, environment protection standard realize full-automatic behaviour
Make, the harmless treatment efficiency and the maximization of resource reclaim of waste lining can be effectively improved.The utility model realizes useless slot
Innoxious, the resource utilization of lining effectively utilize the waste and old resistance to material of dolomite matter of metallurgy industry.
Claims (8)
1. aluminium electroloysis waste lining harmless treatment device, it is characterised in that structure is as follows：Crushing plant（2）Discharge end and feed bin
（4）Feeding end connection, feed bin（4）Discharge end and continous way high temperature processing equipment（6）Feeding end connection, high-temperature process
Equipment（6）Exhanst gas outlet and cleaning equipment（7）Smoke inlet connection, cleaning equipment（7）Exhanst gas outlet and chimney（8）Even
It connects.
2. aluminium electroloysis waste lining harmless treatment device according to claim 1, it is characterised in that the crushing plant
（2）Feeding inlet and mixing equipment（1）Discharge port connection.
3. aluminium electroloysis waste lining harmless treatment device according to claim 2, it is characterised in that the mixing equipment
（1）Using batch mixer.
4. aluminium electroloysis waste lining harmless treatment device according to claim 1, it is characterised in that the crushing plant
（2）Discharge port pass through the first conveying equipment（3）With feed bin（4）Feeding inlet connection, feed bin（4）Discharge port pass through it is second defeated
Send equipment（5）With continous way high temperature processing equipment（6）Feeding inlet connection.
5. aluminium electroloysis waste lining harmless treatment device according to claim 1 or 4, it is characterised in that described broken to set
It is standby（2）Using jaw crusher.
6. aluminium electroloysis waste lining harmless treatment device according to claim 4, it is characterised in that first conveying
Equipment（3）With the second conveying equipment（5）Using bucket elevator.
7. aluminium electroloysis waste lining harmless treatment device according to claim 1, it is characterised in that in the continous way
High-temperature processing device（6）Using continuous rotary incinerator.
8. aluminium electroloysis waste lining harmless treatment device according to claim 1, it is characterised in that the cleaning equipment
（7）Using bag filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820327702.4U CN208170398U (en) | 2018-03-11 | 2018-03-11 | Aluminium electroloysis waste lining harmless treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820327702.4U CN208170398U (en) | 2018-03-11 | 2018-03-11 | Aluminium electroloysis waste lining harmless treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208170398U true CN208170398U (en) | 2018-11-30 |
Family
ID=64385949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820327702.4U Expired - Fee Related CN208170398U (en) | 2018-03-11 | 2018-03-11 | Aluminium electroloysis waste lining harmless treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208170398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113461003A (en) * | 2021-06-10 | 2021-10-01 | 甘肃嘉润合环保科技有限公司 | Harmless and efficient resource recovery method for waste aluminum electrolytic cell lining and waste cathode |
-
2018
- 2018-03-11 CN CN201820327702.4U patent/CN208170398U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113461003A (en) * | 2021-06-10 | 2021-10-01 | 甘肃嘉润合环保科技有限公司 | Harmless and efficient resource recovery method for waste aluminum electrolytic cell lining and waste cathode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |