CN107181013A - A kind of process of waste lead acid battery lead cream briquetting - Google Patents
A kind of process of waste lead acid battery lead cream briquetting Download PDFInfo
- Publication number
- CN107181013A CN107181013A CN201710314747.8A CN201710314747A CN107181013A CN 107181013 A CN107181013 A CN 107181013A CN 201710314747 A CN201710314747 A CN 201710314747A CN 107181013 A CN107181013 A CN 107181013A
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- lead
- acid battery
- cream
- waste
- briquetting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of process of waste lead acid battery lead cream briquetting, it comprises the following steps：Step one：By collected ash, iron powder, lime, yellow mud, the water of the broken obtained lead plaster of lead-acid accumulator and pyrometallurgical smelting metal, in proportion dispensing, mixing；Step 2：Material is well mixed, internal chemical composition natural reaction, material laying thickness 800mm；Step 3：After material natural reaction, material mixes feeding balling press by biaxial rneader again；Step 4：Agglomerate dries.Advantages of the present invention：Lead plaster is pressed into drop resistant performance very strong agglomerate, and adds while collected ash plays cementation and has also smelted collected ash；Dropped naturally in 3.0m eminences, can still keep substantially intact, material transfer number of times is more in actual production, material serious damage can be avoided, influence into stove efficiency；Strong applicability, environmental protection and economy, feeding is simple, and technique is simple, easy to operate, and process conditions are easily adjusted, high yield rate.
Description
Technical field
The present invention relates to a kind of process of waste lead acid battery lead cream briquetting, belong to hazardous waste circulation and stress sharp again
Use technical field.
Background technology
Lead-acid accumulator has had overwhelming superiority, its cheap, raw material is easy since the invention always in electrochmical power source
In acquisition, using reliable, it is adaptable to the advantages of heavy-current discharge and extensive ambient temperature range.After the development of nearly 160 years,
Lead-acid accumulator is obtained in terms of product category and kind, product electric property and considerable entered in terms of theoretical research
Step, whether in traffic, communication, electric power, military or in navigation, each economic field of aviation, lead-acid accumulator is all served
Indispensable important function.
With the transfer in using energy source direction, the Eleventh Five-Year Plan period, China's lead-acid accumulator market scale expands rapidly, production
Amount is average with every year about 20% speed rapid growth.Lead-acid accumulator service life is limited, just scraps within general 2 to three years, report
Useless lead-acid accumulator is danger wastes, includes plastics, grid, lead plaster, separator paper, dilute sulfuric acid etc., whole lead-acid accumulator
Contained material all has the value of certain recycling, wherein with lead plaster, grid recovery value highest, how effectively to reclaim useless
Each component material of lead-acid accumulator, the research center of gravity as industries such as smelting, environmental protection.
Lead plaster, the main component of grid are lead and lead compound, are developed so far, recycling lead-acid accumulator existing one
A whole set of ripe technique, wherein grid are main based on pyrometallurgical smelting process, and lead plaster can be returned effectively with wet method, thermal process
Receive.Wet processing processing lead plaster investment is big, and occupation area of equipment is wide；Thermal process handles lead plaster based on rotary furnace equipment, lead plaster
Material is tiny, meets the condition of rotary furnace smelting material, but its unit area treating capacity is few, it is impossible to take on a certain scale.If can be by
Lead plaster briquetting, briquetting, are smelted with oxygen-enriched side-blowing furnace, will can be greatly improved existing lead smeltery and be recycled lead-acid accumulator
Ability..
The content of the invention
The technical problem to be solved in the present invention, is to provide a kind of resistance to falling property by force, strong applicability, environmental protection and economy, feeding letter
It is single, the process available for the waste lead acid battery lead cream briquetting of large-scale production.
The present invention is realized by following proposal：A kind of process of waste lead acid battery lead cream briquetting, it includes following
Step：
Step one：By collected ash, iron powder, lime, the Huang of the broken obtained lead plaster of lead-acid accumulator and pyrometallurgical smelting metal
Mud, water, in proportion dispensing, mixing；
Step 2：Material in step one is well mixed, internal chemical composition natural reaction 24-48h, material laying is thick
800mm；
Step 3：After the natural reaction of step 2, material mixes feeding balling press by biaxial rneader again, applies to material
12.5-25MPa/cm2 pressure, pressure duration 5-10s；
Step 4：Agglomerate flash-off time 24-72h.
Further：It comprises the following steps：
Step one：Waste lead acid battery lead cream removes liquid through press filtration, obtains aqueous（Liquid）The lead plaster of amount≤12%；
Step 2：Collected ash is mixed with the lead plaster of step one, and adds iron powder, lime, yellow mud, it is well mixed with loading machine；
Step 3：Material is put into the mixed material of step 2, tile thickness 800mm, and natural response time is 24-48h；
Step 4：Material after step 3 natural reaction is sent into biaxial rneader with loading machine, add water mixing, and incorporation time is
50s；
Step 5：After the material of step 4 is well mixed, hydraulic pressure cold press is sent into belt conveyor, applies Stress control and exists
12.5-25MPa/cm2, pressure duration 5-10s；
Step 6：The forming briquettes that the hydraulic pressure cold press of step 5 is extruded are in heaps through stacking machine code, and material is transported to fork truck
Field is stacked, natural flash-off time is 24-72h.
Further：The waste lead acid battery lead cream：Collected ash：Iron powder：Lime：Yellow mud：The part by weight of water is
100：0-30：5-25：3-8：0-5：8-10.
Further：The iron powder is the less Iron Ore Powder of granularity or the higher slag of iron-holder.
Further：Waste lead acid battery lead cream goes liquid to use plate and frame filter press through press filtration in the step one.
Further：Loading machine is forklift or grab-crane in the step 2.
Further：Hydraulic pressure cold press is oil pressure static pressure machine in the step 5.
Beneficial effects of the present invention are：
1st, lead plaster can be pressed into drop resistant performance very strong for a kind of process of waste lead acid battery lead cream briquetting of the invention
Agglomerate, so that the mode, the collected ash lead tolerance that change single equipment smelting lead plaster recovery metallic lead are very high, danger is belonged to together with lead plaster
Waste, both smelting processes are the same, and the ash quantity of gathering dust that lead smeltery is produced is very big, and therefore, this method can also change single equipment smelting
Refine the mode of collected ash；
2nd, a kind of process of waste lead acid battery lead cream briquetting of the invention is by waste lead acid battery lead cream and collected ash, iron
Powder, lime, yellow mud mixing, improve material bed gas permeability；The secondary mixing that adds water, by material briquet, through material internal chemical
Exothermic reaction, volatilize excessive moisture, by material particles cohere it is more firm；
3rd, the lead plaster agglomerate density that a kind of process of waste lead acid battery lead cream briquetting of the invention is made is high, compression strength
Height, cost is low, is particularly suitable for use in oxygen-enriched side-blowing furnace and smelts materials, high density is the embodiment of cohesion inside agglomerate, and high intensity is
The resistance to guarantee for falling performance, the lead plaster group material prepared by the present invention, drops, can still keep substantially complete naturally in 3.0m eminences
Good, material transfer number of times is more in actual production, can avoid material serious damage, influences into stove efficiency；
4th, the lead plaster group material prepared by a kind of process of waste lead acid battery lead cream briquetting of the invention, passes through normal temperature, low pressure
Process conditions obtain, make full use of material chemical characteristic, allow its shortest time evaporate excessive moisture, not to material auxiliary plus
Heat, it is to avoid increase energy consumption；Hydraulic pressure cold press is applying pressure 12.5-25MPa/cm2, without powerful device input, you can obtain
Obtain group's material of superperformance；
5th, a kind of lead plaster of the process of waste lead acid battery lead cream briquetting of the invention contains a variety of lead-containing compounds, adds iron
Exothermic reaction, auxiliary heating can occur under field conditions (factors) for powder, it is to avoid increase energy consumption；
6th, contain lead materials in the collected ash added in a kind of process of waste lead acid battery lead cream briquetting of the invention, can assist
Lead is reclaimed with processing, soaking collected ash has certain viscosity, plays cementation；
7th, it is 12.5- that a kind of hydraulic pressure cold press of the process of waste lead acid battery lead cream briquetting of the invention, which applies pressure,
25MPa/cm2, is interval value, the too small not easy-formation of pressure, the pressure too easy explosion of large inner reaction；
8th, a kind of process strong applicability of waste lead acid battery lead cream briquetting of the invention, environmental protection and economy, feeding is simple, technique
Simply, easy to operate, process conditions are easily adjusted, and high yield rate has a good application prospect, available for mass producing.
Brief description of the drawings
Fig. 1 is a kind of process chart of the process of waste lead acid battery lead cream briquetting of the invention.
Embodiment
The present invention is further described below, but the scope of the present invention does not limit to the content.
For clarity, not describing whole features of practical embodiments, in the following description, known function is not described in detail
And structure, because they can make the present invention chaotic due to unnecessary details, it will be understood that opening in any practical embodiments
In hair, it is necessary to make a large amount of implementation details to realize the specific objective of developer, such as according to relevant system or relevant business
Limitation, another embodiment is changed into by one embodiment, additionally, it should think that this development is probably complicated and expended
Time, but it is only to those skilled in the art routine work.
Lead-acid accumulator obtains lead plaster, grid, separator paper, plastics, dilute sulfuric acid through break process, and lead plaster is of the invention
Primary raw material.
Embodiment 1：A kind of process of waste lead acid battery lead cream briquetting, step one：Waste lead acid battery lead cream is passed through
Liquid is removed in press filtration, obtains aqueous（Liquid）The lead plaster of amount≤12%；Step 2：Collected ash is mixed with the lead plaster of step one, and adds iron
Powder, lime, yellow mud, waste lead acid battery lead cream well mixed with loading machine：Collected ash：Iron powder：Lime：Yellow mud：The weight of water
Ratio is 100：1：5：3：1：8；Step 3：Material is put into the mixed material of step 2, tile thickness 800mm, natural
Reaction time is 24h；Step 4：Material after step 3 natural reaction is sent into biaxial rneader with loading machine, add water mixing,
Incorporation time is 50s；Step 5：After the material of step 4 is well mixed, hydraulic pressure cold press is sent into belt conveyor, is applied
Stress control is in 12.5MPa/cm2, pressure duration 5s；Step 6：The shaping group that the hydraulic pressure cold press of step 5 is extruded
Block is in heaps through stacking machine code, and material is transported to fork truck and stacks field, natural flash-off time is 24h.
Embodiment 2：A kind of process of waste lead acid battery lead cream briquetting, step one：Waste lead acid battery lead cream is passed through
Liquid is removed in press filtration, obtains aqueous（Liquid）The lead plaster of amount≤12%；Step 2：Collected ash is mixed with the lead plaster of step one, and adds iron
Powder, lime, yellow mud, waste lead acid battery lead cream well mixed with loading machine：Collected ash：Iron powder：Lime：Yellow mud：The weight of water
Ratio is 100：30：25：8：5：10；Step 3：Material is put into the mixed material of step 2, tile thickness 800mm, from
The right reaction time is 48h；Step 4：Material after step 3 natural reaction is sent into biaxial rneader with loading machine, added water mixed
Close, incorporation time is 50s；Step 5：After the material of step 4 is well mixed, hydraulic pressure cold press is sent into belt conveyor,
Apply Stress control in 25MPa/cm2, pressure duration 10s；Step 6：The shaping that the hydraulic pressure cold press of step 5 is extruded
Agglomerate is in heaps through stacking machine code, and material is transported to fork truck and stacks field, natural flash-off time is 72h.
Embodiment 3：A kind of process of waste lead acid battery lead cream briquetting, step one：Waste lead acid battery lead cream is passed through
Liquid is removed in press filtration, obtains aqueous（Liquid）The lead plaster of amount≤12%；Step 2：Collected ash is mixed with the lead plaster of step one, and adds iron
Powder, lime, yellow mud, waste lead acid battery lead cream well mixed with loading machine：Collected ash：Iron powder：Lime：Yellow mud：The weight of water
Ratio is 100：20：15：3-8：3：9；Step 3：Material is put into the mixed material of step 2, tile thickness 800mm,
Natural response time is 36h；Step 4：Material after step 3 natural reaction is sent into biaxial rneader with loading machine, added water
Mixing, incorporation time is 50s；Step 5：After the material of step 4 is well mixed, it is cold-pressed with belt conveyor feeding hydraulic pressure
Machine, applies Stress control in 20MPa/cm2, pressure duration 8s；Step 6：By the hydraulic pressure cold press of step 5 extrude into
Type agglomerate is in heaps through stacking machine code, and material is transported to fork truck and stacks field, natural flash-off time is 48h.
Embodiment 4：10 tons of waste and old lead acid accumulator is purchased, through crushing, press filtration obtains 4 tons of lead plasters, 0.8 ton of collected ash of supplying,
0.4 ton of iron powder, 0.2 ton of lime, 0.12 ton of yellow mud；It is well mixed with loading machine, it is transferred to material, tiling, thickness 800mm；
Mixed material is sent into biaxial rneader with loading machine after 24h, 0.4 ton of water is added, is sent into after being well mixed with feed belt
In briquetting machine；Static pressure machine gradually applies pressure, when pressure reaches 15MPa, and holding pressure time is 10s；Used after compressing
Fork truck is transported to material and dries field, and natural flash-off time is 24h；3 blocks are taken, are fallen naturally from 1.0m, 2.0m, 3.0m eminence respectively
Fall, that is dropped at 1.0m is almost unchanged, what dropping out of being dropped at 2.0m was dropped at two cobbings, 3.0m divide into five blocks.
Through analyzing in actual production process, there is the height that material is dropped<1.5m, and 3.0m eminences drop the material being divided into
Also it can reach the requirement of oxygen-enriched side-blowing furnace smelting.
Embodiment 5：10 tons of waste and old lead acid accumulator is purchased, through crushing, press filtration obtains 4 tons of lead plasters, 0.8 ton of collected ash of supplying,
0.4 ton of iron powder, 0.2 ton of lime, 0.12 ton of yellow mud；It is well mixed with loading machine, it is transferred to material, tiling, thickness 800mm；
Mixed material is sent into biaxial rneader with loading machine after 24h, 0.4 ton of water is added, is sent into after being well mixed with feed belt
In briquetting machine；Static pressure machine gradually applies pressure, when pressure reaches 20MPa, and holding pressure time is 10s；Used after compressing
Fork truck is transported to material and dries field, and natural flash-off time is 24h；3 blocks are taken, are fallen naturally from 1.0m, 2.0m, 3.0m eminence respectively
Fall, dropped at 1.0m without breakage, what dropping out of being dropped at 2.0m was dropped at two cobbings, 3.0m divide into four blocks.
The material being divided into is dropped through researching and analysing 3.0m eminences, the requirement of oxygen-enriched side-blowing furnace smelting is can reach.
Embodiment 6：10 tons of waste and old lead acid accumulator is purchased, through crushing, press filtration obtains 4 tons of lead plasters, 0.8 ton of collected ash of supplying,
0.4 ton of iron powder, 0.2 ton of lime, 0.12 ton of yellow mud；It is well mixed with loading machine, it is transferred to material, tiling, thickness 800mm；
Mixed material is sent into biaxial rneader with loading machine after 24h, 0.4 ton of water is added, is sent into after being well mixed with feed belt
In briquetting machine；Static pressure machine gradually applies pressure, when pressure reaches 25MPa, and holding pressure time is 10s；Used after compressing
Fork truck is transported to material and dries field, and natural flash-off time is 24h；3 blocks are taken, are fallen naturally from 1.0m, 2.0m, 3.0m eminence respectively
Fall, dropped at 1.0m without breakage, that is dropped at 2.0m drops one jiao, and that is dropped at 3.0m drops out two slightly larger blocks and some thin
Material.
The material being divided into is dropped through researching and analysing 3.0m eminences, the requirement of oxygen-enriched side-blowing furnace smelting is can reach.
Although having done more detailed elaboration to technical scheme and having enumerated, it will be appreciated that for ability
For field technique personnel, modification is made to above-described embodiment or equivalent alternative solution is used, this is to those skilled in the art
It is it is clear that these modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to the present invention for member
Claimed scope.
Claims (7)
1. a kind of process of waste lead acid battery lead cream briquetting, it is characterised in that it comprises the following steps：
Step one：By collected ash, iron powder, lime, the Huang of the broken obtained lead plaster of lead-acid accumulator and pyrometallurgical smelting metal
Mud, water, in proportion dispensing, mixing；
Step 2：Material in step one is well mixed, internal chemical composition natural reaction 24-48h, material laying is thick
800mm；
Step 3：After the natural reaction of step 2, material mixes feeding balling press by biaxial rneader again, applies to material
12.5-25MPa/cm2 pressure, pressure duration 5-10s；
Step 4：Agglomerate flash-off time 24-72h.
2. the process of a kind of waste lead acid battery lead cream briquetting according to claim 1, it is characterised in that it includes
Following steps：
Step one：Waste lead acid battery lead cream removes liquid through press filtration, obtains aqueous（Liquid）The lead plaster of amount≤12%；
Step 2：Collected ash is mixed with the lead plaster of step one, and adds iron powder, lime, yellow mud, it is well mixed with loading machine；
Step 3：Material is put into the mixed material of step 2, tile thickness 800mm, and natural response time is 24-48h；
Step 4：Material after step 3 natural reaction is sent into biaxial rneader with loading machine, add water mixing, and incorporation time is
50s；
Step 5：After the material of step 4 is well mixed, hydraulic pressure cold press is sent into belt conveyor, applies Stress control and exists
12.5-25MPa/cm2, pressure duration 5-10s；
Step 6：The forming briquettes that the hydraulic pressure cold press of step 5 is extruded are in heaps through stacking machine code, and material is transported to fork truck
Field is stacked, natural flash-off time is 24-72h.
3. a kind of process of waste lead acid battery lead cream briquetting according to claim 1, it is characterised in that：It is described useless
Lead-acid accumulator lead plaster：Collected ash：Iron powder：Lime：Yellow mud：The part by weight of water is 100：0-30：5-25：3-8：0-5：8-
10。
4. a kind of process of waste lead acid battery lead cream briquetting according to claim 1, it is characterised in that：The iron
Powder is the less Iron Ore Powder of granularity or the higher slag of iron-holder.
5. a kind of process of waste lead acid battery lead cream briquetting according to claim 2, it is characterised in that：The step
Waste lead acid battery lead cream goes liquid to use plate and frame filter press through press filtration in rapid one.
6. a kind of process of waste lead acid battery lead cream briquetting according to claim 2, it is characterised in that：The step
Loading machine is forklift or grab-crane in rapid two.
7. a kind of process of waste lead acid battery lead cream briquetting according to claim 2, it is characterised in that：The step
Hydraulic pressure cold press is oil pressure static pressure machine in rapid five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710314747.8A CN107181013B (en) | 2017-05-06 | 2017-05-06 | Process method for briquetting lead plaster of waste lead-acid storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710314747.8A CN107181013B (en) | 2017-05-06 | 2017-05-06 | Process method for briquetting lead plaster of waste lead-acid storage battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107181013A true CN107181013A (en) | 2017-09-19 |
| CN107181013B CN107181013B (en) | 2020-03-31 |
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| CN201710314747.8A Expired - Fee Related CN107181013B (en) | 2017-05-06 | 2017-05-06 | Process method for briquetting lead plaster of waste lead-acid storage battery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343865A (en) * | 2019-08-02 | 2019-10-18 | 四川正祥环保技术有限公司 | A kind of process using valuable metal in iron powder, cone glass recycling waste lead acid battery lead cream |
| CN113621797A (en) * | 2021-08-18 | 2021-11-09 | 江西金洋金属股份有限公司 | Desulfurization lead plaster brick and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343865A (en) * | 2019-08-02 | 2019-10-18 | 四川正祥环保技术有限公司 | A kind of process using valuable metal in iron powder, cone glass recycling waste lead acid battery lead cream |
| CN110343865B (en) * | 2019-08-02 | 2021-07-27 | 四川正祥环保技术有限公司 | Process method for recovering valuable metals in lead plaster of waste lead-acid storage battery by using iron powder and cone glass |
| CN113621797A (en) * | 2021-08-18 | 2021-11-09 | 江西金洋金属股份有限公司 | Desulfurization lead plaster brick and preparation method thereof |
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| Publication number | Publication date |
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| CN107181013B (en) | 2020-03-31 |
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