CN207563413U - A kind of old and useless battery anaerobic is catalyzed pyrolysis system - Google Patents
A kind of old and useless battery anaerobic is catalyzed pyrolysis system Download PDFInfo
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- CN207563413U CN207563413U CN201721435958.9U CN201721435958U CN207563413U CN 207563413 U CN207563413 U CN 207563413U CN 201721435958 U CN201721435958 U CN 201721435958U CN 207563413 U CN207563413 U CN 207563413U
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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
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Abstract
A kind of old and useless battery anaerobic is catalyzed pyrolysis system, the system comprises：Elevator, with the current stabilization storehouse of the outlet of the elevator, pneumatic double gate valve set on the outlet of current stabilization storehouse, drying tower below current stabilization storehouse, air valve set on drying tower outlet, with the tube-type spiral conveyer of the drying tower outlet, disk feeder set on tube-type spiral conveyer outlet lower section, with the crusher of the disk feeder outlet, slotting valve plate set on crusher outlet, screw conveyor below the crusher, with the disengaging barrel of the screw conveyor outlet, with the Dual-barrel rotary kiln of the upper lateral outlet of the disengaging barrel, the combustion furnace being sleeved on outside on the Dual-barrel rotary kiln, pass in and out the lower, transverse outlet of barrel and Dual-barrel rotary kiln outlet, the lower end of disengaging barrel is sequentially communicated discharger and vertical tube-type spiral conveyer.The utility model can realize the harmless resource utilization disposition of old and useless battery, high degree of automation.Technique is without additional inert gas shielding, the generation of non-secondary pollution object or discharge.
Description
Technical field
The system more particularly to a large amount of waste lithium cell anaerobics utilized the utility model is related to old and useless battery Resource recovery
The system that pyrolysis reaches the processing of recycling and harmless emission.
Background technology
Mankind's activity will necessarily generate various rubbish, including house refuse, industrial refuse, agricultural rubbish, electronic waste and
Medical waste etc..As electronics industry is grown rapidly, the application of a large amount of batteries, especially dynamic lithium battery on a large scale should
With finally all forming waste or rubbish, the influence that this generates human health and environment is very important, wastes simultaneously
A large amount of precious resources, such as battery material, including each metalloid and nonmetallic materials.
The a large amount of of electrical type rubbish generate not perfect with treatment technology, the economic development to country, the life of the people
Bioplasm amount and natural environment cause increasingly serious negative effect.Countries in the world are being fully recognized that this social development bottleneck
While, just actively concentrate strength on exploitation and innoxious and the various rubbish of disposal of resources effective technologies can be achieved.
Traditional garbage loading embeading technology, although one of main means of whole world garbage disposal, but because it is transfer
Property disposition, permanent land occupation resource, there is to underground water and atmosphere pollution potential risk, and needed after filling long-term
It safeguards, is final there is still a need for thoroughly processing, the technical method of this garbage disposal have shown the suffering of long-term hazards environment,
Transitional method is increasingly becoming, will certainly be replaced by the waste disposal method of other more science.
The harm burnt away the refuse is the newly-generated many complicated noxious pollutants of oxidation process, if pollutant purification is not tight
Lattice will result in secondary pollution.The means as substitution landfill are burned, the relevant technologies are also being continuously improved, improved multistage
Incinerator including turning round klining stove, although improving efficiency of combustion, reduces the discharge of pollutant, still needs to a certain extent
Optional equipment and height run to remove harmful substance caused by burning, and the recycling degree and efficiency of rubbish are still very low.
Widely used grate furnace is compared with Rotation error with traditional incinerator, and burning is more abundant, and furnace temperature obtains
To the multistage or multicell burning structure enhanced so that burning also more fully, can also control main burning room oxygen deprivation or few oxygen burning,
Have the function that partial gasification or part crack.For electronic waste especially old and useless battery, burning condition control is difficult, work
State labile.Due to old and useless battery complicated component and there are process conditions such as heavy metal and fluoride, furnace temperature to product shadow
Sound is larger, and fluctuation of operating conditions so that operation is very difficult.Therefore wherein precious metal is difficult to save from damage, and resource utilization rate is not high,
So that old and useless battery refuse disposal recycling level is restricted.By condensation dehydration and spray, although eliminating some pollutions
Object reduces the corrosion and discharge in later stage, but there is still a need for improvement for gas discharge.
A kind of method that high resource utilizes while researching and developing continuous, efficient and environmentally friendly processing old and useless battery, is industry
The technical issues of urgently to be resolved hurrily.
Utility model content
The utility model in order to solve existing old and useless battery treatment, propose it is a kind of it is continuous, efficiently and
The old and useless battery anaerobic catalysis pyrolysis system of environmental protection, while various technologic materials are regenerated, achieve the purpose that high-efficiency resource recycling.
The utility model proposes a kind of old and useless battery anaerobic be catalyzed pyrolysis system, including：Elevator and the elevator
Outlet current stabilization storehouse, set on current stabilization storehouse outlet pneumatic double gate valve, the drying tower below the current stabilization storehouse, be set on
The air valve of drying tower outlet, with the tube-type spiral conveyer of the drying tower outlet, set on the tube-type spiral conveyer
Export the disk feeder of lower section, with the crusher of the disk feeder outlet, set on crusher outlet slotting valve plate,
Screw conveyor below the crusher, with the disengaging barrel of the screw conveyor outlet, with the disengaging barrel
The Dual-barrel rotary kiln of upper lateral outlet, the combustion furnace being sleeved on outside on the Dual-barrel rotary kiln, the lower part of the disengaging barrel
Laterally outlet and the Dual-barrel rotary kiln outlet, the lower end for passing in and out barrel is sequentially communicated discharger and vertical tubular type spiral transferring
Send machine.
Preferably, the Dual-barrel rotary kiln lower part is additionally provided with heat transfer unit (HTU).
Preferably, the crusher is connected with a jet chimney.
The utility model can realize the harmless resource utilization disposition of old and useless battery, and technique continuous processing is easy to operate, from
Dynamicization degree is high, and rubbish is sorted or be in direct contact without manually participating in.Technique is without additional inert gas shielding.Entirely
System is complete, succinct, efficient.System optimization, specific energy consumption is low, the generation of non-secondary pollution object or discharge.Product pyrolysis gas heat
Value is high, and tar content is very low, can directly utilize.Resultant metal can directly recycle use, and recycling is horizontal high.
Description of the drawings
Fig. 1 is the schematic diagram for the preferred embodiment that the utility model old and useless battery anaerobic is catalyzed pyrolysis system.
Specific embodiment
The utility model is catalyzed pyrolysis application technology as the second resource using a kind of old and useless battery anaerobic.The technology is by one
Organic solid castoff under anaerobic heat resolve be organic matter process so that metal is separated with not being damaged,
Complicated organic substance becomes small molecule combustion gas as generative fuel, and minimal amount of harmful substance, e.g., fluoride are stablized into
Salt and regenerated.The Non-oxygen pyrolytic process is a complicated chemical reaction reduction process, including：The key fracture of macromolecular,
The reactions such as isomerization and the polymerization of small molecule ultimately produce various smaller molecules, mainly include：
(1) imflammable gas based on the low-molecular-weight hydrocarbons such as hydrogen, carbon monoxide, methane；
(2) it is at normal temperatures the organic including the compounds such as acetic acid acetone of liquid；
(3) solid biologic carbon, metal, salt etc..
As a result it is exactly by all organic matters, including plastics, binding agent, adhesive tape, organic bath etc., is broken down into
Water, synthesis gas fuel and carbon.As shown in Figure 1, a kind of old and useless battery anaerobic catalysis pyrolysis system provided by the invention, including：
Erect-type elevator 1, with the current stabilization storehouse 2 of the outlet of the elevator upper right, set on the pneumatic double of current stabilization storehouse outlet
Gate valve 11, set on 2 lower section of the current stabilization storehouse interlayer setting drying tower 3, set on drying tower outlet air valve 12, with should
The tube-type spiral conveyer 4 of drying tower outlet, set on the tube-type spiral conveyer outlet lower section disk feeder 5, with
The crusher 6 of the disk feeder outlet, the jet chimney connected with the crusher, the plug in valve exported set on the crusher
Plate 13, the screw conveyor 7 below the crusher, with the disengaging barrel 14 of the screw conveyor outlet, with should be into
The Dual-barrel rotary kiln 8 of the upper lateral outlet of discharge barrel, the combustion furnace 9 being sleeved on outside on the Dual-barrel rotary kiln, set on the bitubular
Heat transfer unit (HTU) 16 is gone back in the lower section of rotary kiln 8.The lower, transverse outlet of the disengaging barrel 14 connects with the Dual-barrel rotary kiln 8 outlet
Logical, the lower end of disengaging barrel 14 is sequentially communicated discharger 15 and vertical tube-type spiral conveyer 10.
The anaerobic catalysis method for pyrolysis of old and useless battery provided by the utility model, can carry out, reference is attached as follows
Fig. 1：
1st, the pretreatment of rubbish
The old and useless battery shipped outside is put into scratch pool stacking and filters out waste water naturally, it will by 1 old and useless battery of elevator
It is sent in current stabilization storehouse 2, air is prevented to enter in follow-up system by pneumatic double gate valve 11.Material falls into drier by dead weight
In 3, drier is chuck design, using waste heat, regeneration combustible gas or external heat by its chuck and by material in dryness storehouse 3
Indirectly heat, to achieve the purpose that dehydration and preheating, by evaporating the especially moisture of electrolyte in old and useless battery and air-drying
Content is reduced to 5% hereinafter, completely eliminating the electric energy of old and useless battery remaining.Material again by the air valve 12 of 3 lower end of dryness storehouse by
Duct type screw conveyor 4 is transmitted in disk feeder 5, and by being effectively distributed, material equably drops into the broken of lower section
It is crushed in machine 6.It is inputted in steam to crusher 6 by jet chimney, is all driven the air in crushing system using steam
Catch up with exclusion, steam can prevent the danger exploded or burnt in battery crushing process, while preheating material is to certain temperature, after being
Continuous technique provides partial heat.Dry old and useless battery is safely crushed to the particle less than 2 centimetres.
2nd, rubbish anaerobic thermal decomposition
The gate valve 13 that crusher 6 exports is opened, the material after being crushed passes through the screw conveyor of 6 lower section of crusher
7 are transported to by the outlet of 14 upper lateral of disengaging barrel in pyrolysis oven-Dual-barrel rotary kiln 8.The equipment is on the basis of traditional rotary kiln
On be transformed, pyrolysis oven is designed as Dual-barrel rotary kiln structure, and chuck combustion furnace 9 is gone back outside pyrolysis oven 8, has reached increasing in this way
Add temperature section and residence time controllable purpose so that thermal cracking is more efficient.Double-barrel structure also has single head input and output material
The advantages of being sealed with single head.Also add sealing, the efficient of heat utilizes and reduce external equipment space.Utilize pneumatic double gate valve
11 and lock wind apparatus 12, prevent the entrance of extraneous air, in pyrolysis oven under conditions of anaerobic, originally external shell combustion furnace 9, pass
Pyrolysis oven 8 described in the waste heat and regeneration combustible gas and/or external heat indirectly heat of thermal 16 so that the temperature and liter of pyrolysis
Warm speed reaches production engineering specifications.Thermal cracking needs to complete in 200-700 degrees Celsius of Concourse Division, and pyrolysis temperature control is divided into
Three sections, and control each section of residence time：150-250C ° of first segment, residence time 10-30 minute complete the gasification of volatile matter；The
Two sections of 250-400C ° of temperature, thermally decompose plastics and general organic material, control residence time 10-30 minute；Third section
450-550C ° of temperature, thorough decomposing organic matter ensure that metal or metallic compound are non-volatile, do not melt and do not occur apparent simultaneously
Reduction reaction, this section of residence time need to be controlled at 5-20 minutes.Therefore the speed of heating needs to control, and could allow material in this way
It is controlled in the different temperature section residence times.And catalyst is added, and it is compound, to improve decomposition rate and efficiency,
It ensures simultaneously and the various sour gas of generation is adsorbed and be converted to stable salt, this composite catalyst includes 0.2-1%
Di-iron trioxide, the dolomite of 20-40%, the lime stone of 20-40%, 5-10% sodium carbonate, remaining for it is nickeliferous, containing zinc be more than 1%
Metal waste residue.To reduce the temperature of material thermal cracking and speed so that all organic matters in dry old and useless battery particle
Matter resolves into combustible gas, biological carbon, sheet metal and regulus and a small amount of other compounds, and fluoride is reacted generation stabilization
Villiaumite eliminates the corrosivity of pyrolysis gas.It, can since lifting blade and friction plate of different shapes being distributed in Dual-barrel rotary kiln 8
The carbon black for being adhered to battery pole plates surface, graphite powder particle friction are stripped down；Electrode material is protected under anaerobic cracking condition
Original physicochemical property is held, and can be completely automatically separated with other with other pyrolysis products.
3rd, product separation and reprocessing after thermally decomposing
After material pyrolysis, solid slag is sent to subsequent by discharger 15 by the vertical pipe type conveyer 10 of its lower end
Sorting and recycling on reason machine.I.e. by the combustible gas, biological carbon, sheet metal and regulus by technique separation and only
After change, clean fuel gas can be used as fuel recovery application, such as part to can be used for the heat source of technique in itself, and sheet metal, which can screen out, to be come
It recycles, regulus, which can be isolated and purified further, is made different materials, and Direct Regeneration utilizes.
Purified treatment is carried out after the wastewater collection generated during by pretreatment and pyrolysis, the heat in water after purification is subjected to heat
It exchanges, is recycled as waste heat；Technique, greening or irrigation are used for using purified water as recycled water.
The gas with foreign flavor generated when handling is subjected to purified treatment, the heat in exhaust gas after purification is subjected to heat exchange, when
Make waste heat recycling；Purified exhaust gas can also be produced downstream product as clean fuel or as regenerative raw materials.
The utility model is in middle low temperature（200-700 degrees Celsius）, catalysis and completely multiple without that under Oxygen Condition, can handle
High-efficiency thermal decomposition is realized in miscellaneous mixed waste cells, continuous feed, generates combustion gas and carbon etc..Can be pyrolyzed in condition of continuity completion,
Output and purifying step.Old and useless battery pyrolysis is carried out under the appointed condition of the present invention, the controllable of metal in slag charge is completed and goes back
Original farthest recycles the metal or metallic compound of high added value.
The utility model is different from traditional intermittent reaction thermal cracking, but Dual-barrel rotary kiln continuity is used to carry out nothing
The old and useless battery of oxygen pyrolysis processing COMPLEX MIXED.Using the reduction characteristic of pyrolysis gas, one deaerating plant of setting in internal system,
The oxygen for the system that is initially entered into is removed, and controls reaction condition, to avoid the generation of harmful substance and the explosion danger of system.
Under the effect of the catalyst, orientation reaction, and effectively pollutant existing for elimination are pyrolyzed, product quality is stably and controllable, and has
The oxides such as effect ground reducing heavy metal, achieve the purpose that chemical degradation.The reaction process of the present invention is anaerobic first, is besides connected
Continuous reaction, such treatment process is energy saving and treatment effeciency is high, is generally not easily achieved, so being equipped in the system of invention pyrolysis
Various air exclusions and sealing device are to achieve the goal.
The technical principle of the utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this hair
Bright principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on explanation herein, ability
The technical staff in domain would not require any inventive effort the other specific embodiments that can associate the utility model, these
Mode is fallen within the scope of protection of the utility model.
Claims (3)
1. a kind of old and useless battery anaerobic is catalyzed pyrolysis system, which is characterized in that including elevator（1）And the outlet of the elevator
The current stabilization storehouse of connection（2）, set on current stabilization storehouse outlet pneumatic double gate valve（11）, set on the current stabilization storehouse（2）The drying tower of lower section
（3）, set on the drying tower outlet air valve（12）And the tube-type spiral conveyer of the drying tower outlet（4）, set on this
The disk feeder of tube-type spiral conveyer outlet lower section（5）And the crusher of the disk feeder outlet（6）, be set on
The slotting valve plate of crusher outlet（13）, screw conveyor below the crusher（7）And screw conveyor outlet connects
Logical disengaging barrel（14）And the Dual-barrel rotary kiln of the upper lateral outlet of the disengaging barrel（8）, outside be sleeved on the bitubular return
Combustion furnace on rotary kiln（9）, the disengaging barrel（14）Lower, transverse outlet with the Dual-barrel rotary kiln（8）Outlet,
Pass in and out barrel（14）Lower part be sequentially communicated discharger（15）With vertical tube-type spiral conveyer（10）.
2. old and useless battery anaerobic as described in claim 1 is catalyzed pyrolysis system, which is characterized in that the Dual-barrel rotary kiln（8）
Lower part be additionally provided with heat transfer unit (HTU)（16）.
3. old and useless battery anaerobic as described in claim 1 is catalyzed pyrolysis system, which is characterized in that the crusher（6）With one
Jet chimney connects.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721435958.9U CN207563413U (en) | 2017-10-31 | 2017-10-31 | A kind of old and useless battery anaerobic is catalyzed pyrolysis system |
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| CN201721435958.9U CN207563413U (en) | 2017-10-31 | 2017-10-31 | A kind of old and useless battery anaerobic is catalyzed pyrolysis system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107774698A (en) * | 2017-10-31 | 2018-03-09 | 泰兴市开普蓝环保设备制造有限公司 | A kind of old and useless battery anaerobic catalytic cracking system and method |
| CN109103538A (en) * | 2018-10-18 | 2018-12-28 | 广州维港环保科技有限公司 | A kind of Non-oxygen pyrolytic processing recovery system of waste lithium cell positive plate |
| CN109114991A (en) * | 2018-07-23 | 2019-01-01 | 新中天环保股份有限公司 | A kind of solid sulphur in hazardous waste burn system consolidates chlorine processing equipment |
| CN111286616A (en) * | 2020-03-24 | 2020-06-16 | 上海众仕环境科技股份有限公司 | Recycling device and method for battery raw material waste residues |
-
2017
- 2017-10-31 CN CN201721435958.9U patent/CN207563413U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107774698A (en) * | 2017-10-31 | 2018-03-09 | 泰兴市开普蓝环保设备制造有限公司 | A kind of old and useless battery anaerobic catalytic cracking system and method |
| CN109114991A (en) * | 2018-07-23 | 2019-01-01 | 新中天环保股份有限公司 | A kind of solid sulphur in hazardous waste burn system consolidates chlorine processing equipment |
| CN109103538A (en) * | 2018-10-18 | 2018-12-28 | 广州维港环保科技有限公司 | A kind of Non-oxygen pyrolytic processing recovery system of waste lithium cell positive plate |
| CN109103538B (en) * | 2018-10-18 | 2023-11-17 | 广州维港环保科技有限公司 | Anaerobic pyrolysis treatment recovery system for waste lithium battery positive plate |
| CN111286616A (en) * | 2020-03-24 | 2020-06-16 | 上海众仕环境科技股份有限公司 | Recycling device and method for battery raw material waste residues |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191122 Address after: 510000 floor 14, block A4, commercial plaza, 181 science Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU WEIGANG ENVIRONMENT TECHNOLOGY CO., LTD. Address before: 225300 Taizhou City, Jiangsu Province, Taixing hi tech Industrial Development Zone, north side of the ring road Patentee before: Taixing top environmental protection equipment manufacturing Co., Ltd. |
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| TR01 | Transfer of patent right |