CN105846005A - Waste lead-acid storage battery crushing-and-separation one-step energy-saving recycling process - Google Patents
Waste lead-acid storage battery crushing-and-separation one-step energy-saving recycling process Download PDFInfo
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- CN105846005A CN105846005A CN201610173266.5A CN201610173266A CN105846005A CN 105846005 A CN105846005 A CN 105846005A CN 201610173266 A CN201610173266 A CN 201610173266A CN 105846005 A CN105846005 A CN 105846005A
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- Prior art keywords
- lead
- mud
- accumulator
- grid
- separator
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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
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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
- 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
Abstract
A waste lead-acid storage battery crushing-and-separation one-step energy-saving recycling process. According to work principle of a system in the process, an impact hammer crusher crushes a waste storage battery, and the crushed material is cleaned and separated through a vibration sieve to obtain lead plaster, and according to the physical characters of the crushed materials of the storage battery, wherein the specific gravities of the materials are different, the materials are separated through water buoyant force and compressed air, and finally, the materials are separately conveyed into different stores for storage through a spiral conveyor.
Description
Technical field
The present invention relates to lead-acid battery recovery technology field, be specifically related to a kind of waste and old lead acid accumulator and crush
Separate disposable energy-saving reclaiming process.
Background technology
At present undesirable due to urban traffic conditions, the citizen buying electric bicycle get more and more, and one
As electric bicycle all use one group 3 pieces or 4 pieces of lead-acid batteries, its weight is about between 12 to 16 kilograms.
Lead-acid battery is mainly made up of lead, sulphuric acid and other metals of part and plastics.This type of battery is used as average
In 1 year life-span, so there being substantial amounts of lead-acid battery to scrap every year, quantity is big troubling, and lead-acid battery
Unordered management has become a serious social problem.Pedlars purchase back after waste lead acid battery manual from
Row splits and on the spot acid pickle is outwelled, and the lead grill under dismounting is sold off.And at lead-acid battery
In there is also substantial amounts of Hydrocerussitum (Ceruse) (lead mud), the also plastic of recoverable, these materials do not have
It is classified the waste that recovery is a kind of resource, and lead also can cause heavy metal poisoning, and human body is caused danger
Evil.
But recovery process falls behind at present, and commonly used is co-grinding absorption method, and the response rate is low, cost
Height, many recyclable materials are not recovered and discharge, and particularly some harmful substances such as lead etc. do not have the most yet
There is recovery to discharge after being only diluted, both caused the wasting of resources, also to environment.
Summary of the invention
The technical problem to be solved is to provide a kind of good separating effect, and automaticity is high
The broken apart disposable energy-saving reclaiming process of waste and old lead acid accumulator.
The technical problem to be solved realizes by the following technical solutions:
A kind of broken apart disposable energy-saving reclaiming process of waste and old lead acid accumulator, comprises the following steps:
(1) feeding
Waste and old lead acid accumulator in raw material melt pit is grabbed through six lobe hydraulic grab cranes and is delivered to above batcher
Feed bin in, oscillating feeder below feed bin (determine delivery rate by the frequency changing motor,
Thus ensure uniform feeding) accumulator is delivered on belt conveyor, set above conveyer belt
There are electric magnetic iron remover and metal detector, are used for removing the magnetic metal being mingled with in accumulator course of conveying,
To ensure the normal work of disintegrating machine and to extend the service life of tup；
(2) broken
Belt conveyor crushes in waste and old lead acid accumulator is delivered to disintegrating machine, has four in disintegrating machine
Accumulator is beaten by group totally 20 tups, grinds, when accumulator fragment is less than below grinder hammerhead
Grid section hole time (aperture: 80mm × 50mm) will fall down from grid section hole fall into primary vibration sieve
It is carried out and separates；
(3) clean and separate
Cleaning and the separation of material complete, in primary vibration sieves above the sieve plate of primary vibration sieve
Be provided with five groups totally 18 shower nozzles respectively accumulator fragment is washed away, rinse from battery fragment
Lead mud (siftage) enters lead mud precipitation machine, the material on sieve plate by bar hole wide for 0.5mm on sieve plate
Once purged entrance hydraulic separator during vibration moves ahead；
The oversize rinsing out lead mud mainly has polypropylene plastics, heavy plastics (separator paper) and lead grid, warp
Primary vibration sieve enters hydraulic separator after cleaning, owing to polypropylene relatively lighter (proportion slightly 0.9) is floating
On the water surface by the turnover panel of the panel turnover mechanism being arranged on hydraulic separator top toggle it to on hydraulic separator
The polypropylene conveying worm transmitting system that portion's outlet connects is stacked；
The material (lead grid and heavy plastics) that proportion is bigger sinks to the bottom of hydraulic separator, through being arranged on
Promotion spiral bottom hydraulic separator pushes bottom sides outlet, the heavy plastics sunk together along with lead grid to
And impurity, under the effect of air-flow and current, (we are it will be recalled that be provided with 4 pressures on blanking pipe
Contracting air inlet) float to enter in return duct enters secondary vibration sieve from the side exit of hydraulic separator
Row separates again；
And lead grid continues sinking along tremie pipe and enters one-level lead grid conveying worm, one-level lead grid spiral transferring
Send machine lead grid to be transported to hydrodynamic force separator (being again intermediate separator) here, separate halfway
Heavy plastics and impurity are carried out through return duct entrance secondary vibration sieve at the dual function float downward of air-flow and current
Again separate；The material (mainly heavy plastics) come by two return duct conveyings is through secondary vibration sieve (sieve
Plate hole size 3.5mm x 3.5mm) again clean after, enter into the lower lead mud of sieve less than the material in sieve plate hole heavy
Shallow lake machine, it is defeated through secondary vibration sieve that the material heavy plastics on sieve plate separates halfway polypropylene with preceding working procedure
Delivering to heavy plastics conveying worm (being again second separator, water static separator), polypropylene floats over water
On face, toggle it to two grade polypropylene conveying worms through secondary separation turnover panel, and through two grade polypropylene spirals
Conveyer is delivered to a grade polypropylene conveying worm, and the polypropylene separated with hydraulic separator converges
Rear one transmitting system；
Heavy plastics deposits to the bottom of heavy plastics conveying worm and sends through the conveying worm being arranged on bottom
System is stacked；
The lead grid entering hydrodynamic force separator deposits to two grades of lead grid spirals of bottom entrance of hydrodynamic force separator
Conveyer, and stacked through two grades of lead grid conveying worm transmitting systems；
(4) filter pressing of lead plaster and storage
Lead mud is sent to lead mud agitator tank by lead mud precipitation machine, after lead mud in lead mud agitator tank is agitated in
Suspended state, after in agitator tank, lead plaster serosity quality, proportion, liquid level reach certain condition, through lead plaster
Delivery pump is pumped to lead mud pressure filter and carries out filter pressing, filter liquor is separated with lead plaster, is finally press-filtered out lead plaster
Filter cake, is stored in lead plaster melt pit, and the water content in paste after filter pressing is generally 10 two to ten five
Left and right.
Being added with flocculant at lead mud precipitation machine, the effect adding flocculant is to promote entrance lead mud to sink
Machine internal lead mud in shallow lake is the most agglomerating, and precipitation is gone down rapidly, it is simple to be arranged on the scraper plate of lead mud precipitation machine bottom
Lead mud is delivered to lead mud agitator tank by conveyer.
The addition of flocculant is carried out calculating by the weight of broken lead-acid accumulator and adds, and refuse battery per ton adds
Add 60-80 gram of flocculant.
Adding proportion must be determined according to the quality of flocculant.Because addition is also close with the quality of flocculant
Cutting with pass, the flocculant on market has different producers, different prices, and quality the most also has quality,
If flocculant poor quality you add many more useless.Final discriminant approach is exactly lead mud
Lead tolerance in recirculated water and clean level in precipitation machine.
The collection of acid gas (being again acid mist) and washing
When this set waste and old lead acid accumulator broken apart system work, due to the electrolyte in accumulator,
Can produce acid gas in some operation, this acid gas emits, and will cause production environment and surrounding enviroment
Pollute and infringement, mainly have in this cover system belt porch head, crusher room, hydraulic separator, two
Scraper plate afterbody on secondary separator (heavy plastics conveying worm) lead mud precipitation machine, the top of lead mud agitator tank
Portion, filter pressing unit room, system is designed with acid gas collection port at these positions, and the acid gas of collection enters through pipeline
Gas scrubbing tower washs, wash up to standard after gas cause the high purification of 20m by centrifugal type draught fan
Chimney is arranged in air after purifying.
It is provided with filtration Nomex in described purification chimney, described filtration Nomex is impregnated with gas filtration
Agent, filters the harmful gas in acid gas, rear discharge up to standard；Described gas filtration agent is by following
The component of weight is made: deionized water 300g, nano-ceramic powder 50g, anionic starch 30g, AKD emulsion
30g, SHENGXIANG yeast powder 40g, nano silicone diatomaceous earth 80g, hindered amine as light stabilizer 10g, phthalic acid
Dibutyl ester 30g, HP-β-CD 15g, nano-silicon nitride 35g, hydroxypropyl methylcellulose 15g,
Folium Camelliae sinensis alkaloid 8g, waterborne conductive aquadag 15g.
Filtering the physicochemical property of Nomex for improving described terylene further, Nomex need to be through gas filtration agent
Drying and processing again after dipping, Nomex is 0.5～2m/min by the speed of gas filtration agent impregnation liquid, dries
Dry employing syllogic warm area is dried, temperature requirement: the temperature of the first warm area is 110-120 DEG C, the time
15 minutes；The temperature of the second warm area is 95-110 DEG C, and the time is 10 minutes；The temperature of three-temperature-zone
90-95 DEG C, the time is 15 minutes.The terylene that the method prepares filters Nomex and has good gas purification
Effect, is particularly suitable for lead and smelts the tail gas produced so that the tail gas after discharge is without any pollutant, to greatly
Compression ring is protected, to human body fanout free region.
The invention has the beneficial effects as follows:
(1) compared with other more advanced waste and old lead acid accumulators reclaim both at home and abroad, present device, skill
Art software and Factory Building expense are low, and capital expenditure saves, and the investment of identical production scale can save 40%～70%.
(2) compared with reclaiming with the most more advanced waste and old lead acid accumulator, due to capital expenditure of the present invention
Saving, amortization charge is low, and technique is simple to operation, and the response rate is high, therefore production cost is low.
Accompanying drawing explanation
Fig. 1 is present invention process schematic flow sheet.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be readily apparent from
Solve, below in conjunction with being specifically illustrating, the present invention is expanded on further.
Embodiment 1
As it is shown in figure 1, a kind of broken apart disposable energy-saving reclaiming process of waste and old lead acid accumulator, including with
Lower step:
(1) feeding
Waste and old lead acid accumulator in raw material melt pit is grabbed through six lobe hydraulic grab cranes and is delivered to above batcher
Feed bin in, oscillating feeder below feed bin (determine delivery rate by the frequency changing motor,
Thus ensure uniform feeding) accumulator is delivered on belt conveyor, set above conveyer belt
There are electric magnetic iron remover and metal detector, are used for removing the magnetic metal being mingled with in accumulator course of conveying,
To ensure the normal work of disintegrating machine and to extend the service life of tup；
(2) broken
Belt conveyor crushes in waste and old lead acid accumulator is delivered to disintegrating machine, has four in disintegrating machine
Accumulator is beaten by group totally 20 tups, grinds, when accumulator fragment is less than below grinder hammerhead
Grid section hole time (aperture: 80mm × 50mm) will fall down from grid section hole fall into primary vibration sieve
It is carried out and separates；
(3) clean and separate
Cleaning and the separation of material complete, in primary vibration sieves above the sieve plate of primary vibration sieve
Be provided with five groups totally 18 shower nozzles respectively accumulator fragment is washed away, rinse from battery fragment
Lead mud (siftage) enters lead mud precipitation machine, the material on sieve plate by bar hole wide for 0.5mm on sieve plate
Once purged entrance hydraulic separator during vibration moves ahead；
The oversize rinsing out lead mud mainly has polypropylene plastics, heavy plastics (separator paper) and lead grid, warp
Primary vibration sieve enters hydraulic separator after cleaning, owing to polypropylene relatively lighter (proportion slightly 0.9) is floating
On the water surface by the turnover panel of the panel turnover mechanism being arranged on hydraulic separator top toggle it to on hydraulic separator
The polypropylene conveying worm transmitting system that portion's outlet connects is stacked；
The material (lead grid and heavy plastics) that proportion is bigger sinks to the bottom of hydraulic separator, through being arranged on
Promotion spiral bottom hydraulic separator pushes bottom sides outlet, the heavy plastics sunk together along with lead grid to
And impurity, under the effect of air-flow and current, (we are it will be recalled that be provided with 4 pressures on blanking pipe
Contracting air inlet) float to enter in return duct enters secondary vibration sieve from the side exit of hydraulic separator
Row separates again；
And lead grid continues sinking along tremie pipe and enters one-level lead grid conveying worm, one-level lead grid spiral transferring
Send machine lead grid to be transported to hydrodynamic force separator (being again intermediate separator) here, separate halfway
Heavy plastics and impurity are carried out through return duct entrance secondary vibration sieve at the dual function float downward of air-flow and current
Again separate；The material (mainly heavy plastics) come by two return duct conveyings is through secondary vibration sieve (sieve
Plate hole size 3.5mm x 3.5mm) again clean after, enter into the lower lead mud of sieve less than the material in sieve plate hole heavy
Shallow lake machine, it is defeated through secondary vibration sieve that the material heavy plastics on sieve plate separates halfway polypropylene with preceding working procedure
Delivering to heavy plastics conveying worm (being again second separator, water static separator), polypropylene floats over water
On face, toggle it to two grade polypropylene conveying worms through secondary separation turnover panel, and through two grade polypropylene spirals
Conveyer is delivered to a grade polypropylene conveying worm, and the polypropylene separated with hydraulic separator converges
Rear one transmitting system；
Heavy plastics deposits to the bottom of heavy plastics conveying worm and sends through the conveying worm being arranged on bottom
System is stacked；
The lead grid entering hydrodynamic force separator deposits to two grades of lead grid spirals of bottom entrance of hydrodynamic force separator
Conveyer, and stacked through two grades of lead grid conveying worm transmitting systems；
(4) filter pressing of lead plaster and storage
Lead mud is sent to lead mud agitator tank by lead mud precipitation machine, after lead mud in lead mud agitator tank is agitated in
Suspended state, after in agitator tank, lead plaster serosity quality, proportion, liquid level reach certain condition, through lead plaster
Delivery pump is pumped to lead mud pressure filter and carries out filter pressing, filter liquor is separated with lead plaster, is finally press-filtered out lead plaster
Filter cake, is stored in lead plaster melt pit, and the water content in paste after filter pressing is generally 10 two to ten five
Left and right.
Being added with flocculant at lead mud precipitation machine, the effect adding flocculant is to promote entrance lead mud to sink
Machine internal lead mud in shallow lake is the most agglomerating, and precipitation is gone down rapidly, it is simple to be arranged on the scraper plate of lead mud precipitation machine bottom
Lead mud is delivered to lead mud agitator tank by conveyer.
The addition of flocculant is carried out calculating by the weight of broken lead-acid accumulator and adds, and refuse battery per ton adds
Add 60-80 gram of flocculant.
Adding proportion must be determined according to the quality of flocculant.Because addition is also close with the quality of flocculant
Cutting with pass, the flocculant on market has different producers, different prices, and quality the most also has quality,
If flocculant poor quality you add many more useless.Final discriminant approach is exactly lead mud
Lead tolerance in recirculated water and clean level in precipitation machine.
The collection of acid gas (being again acid mist) and washing
When this set waste and old lead acid accumulator broken apart system work, due to the electrolyte in accumulator,
Can produce acid gas in some operation, this acid gas emits, and will cause production environment and surrounding enviroment
Pollute and infringement, mainly have in this cover system belt porch head, crusher room, hydraulic separator, two
Scraper plate afterbody on secondary separator (heavy plastics conveying worm) lead mud precipitation machine, the top of lead mud agitator tank
Portion, filter pressing unit room, system is designed with acid gas collection port at these positions, and the acid gas of collection enters through pipeline
Gas scrubbing tower washs, wash up to standard after gas cause the high chimney of 20m by centrifugal type draught fan
It is discharged in air.
Make regular check on recirculated water in system containing acid concentration (PH) value, when reaching containing acid concentration of recirculated water
More than 15% or intrasystem recirculated water the dirtiest have influence on material cleaning time, at this moment should reduce recirculated water
Acidity (uses sodium hydroxide or sodium carbonate to be neutralized), otherwise, can produce in lead mud precipitation machine
Foam and affect separating effect and contaminated material.(when froth is produced, it is possible to add at defoamer
Reason) regularly replace new tap water, and intrasystem acid solution is put into reuse after treatment tank processes.
As checked, the discovery polypropylene of discharging opening, heavy plastics do not wash clean clearly.
The first treating capacity being probably in the unit interval is excessive, and material is could not when primary vibration sieves
Sufficiently cleaned, at this moment should suitably be reduced the feeding coal of batcher；
The second is probably the sieve plate hole plug of one, two vibrosieves, and at this moment reply sieve plate is cleared up, must
Will time change sieve plate；
The third is probably intrasystem recirculated water and uses overlong time the dirtiest, at this moment should more renew from the beginning
Water, processes intrasystem filthy water.
Carrying heavy plastics secretly as checked in the lead grid finding discharging opening, reason is that both materials separate in waterpower
Device could not be efficiently separated, at this moment should suitably tune up hydraulic separator bottom compressed-air actuated enter
Tolerance.
During system work, equipment is run and carries out omnibearing monitoring by monitoring system, when finding vibrating feed
When the charging aperture of machine outlet and disintegrating machine occurs blocking, at this moment should be got rid of by manually clearing up.
Embodiment 2
A kind of broken apart disposable energy-saving reclaiming process of waste and old lead acid accumulator, comprises the following steps:
(1) feeding
Waste and old lead acid accumulator in raw material melt pit is grabbed through six lobe hydraulic grab cranes and is delivered to above batcher
Feed bin in, oscillating feeder below feed bin (determine delivery rate by the frequency changing motor,
Thus ensure uniform feeding) accumulator is delivered on belt conveyor, set above conveyer belt
There are electric magnetic iron remover and metal detector, are used for removing the magnetic metal being mingled with in accumulator course of conveying,
To ensure the normal work of disintegrating machine and to extend the service life of tup；
(2) broken
Belt conveyor crushes in waste and old lead acid accumulator is delivered to disintegrating machine, has four in disintegrating machine
Accumulator is beaten by group totally 20 tups, grinds, when accumulator fragment is less than below grinder hammerhead
Grid section hole time (aperture: 80mm × 50mm) will fall down from grid section hole fall into primary vibration sieve
It is carried out and separates；
(3) clean and separate
Cleaning and the separation of material complete, in primary vibration sieves above the sieve plate of primary vibration sieve
Be provided with five groups totally 18 shower nozzles respectively accumulator fragment is washed away, rinse from battery fragment
Lead mud (siftage) enters lead mud precipitation machine, the material on sieve plate by bar hole wide for 0.5mm on sieve plate
Once purged entrance hydraulic separator during vibration moves ahead；
The oversize rinsing out lead mud mainly has polypropylene plastics, heavy plastics (separator paper) and lead grid, warp
Primary vibration sieve enters hydraulic separator after cleaning, owing to polypropylene relatively lighter (proportion slightly 0.9) is floating
On the water surface by the turnover panel of the panel turnover mechanism being arranged on hydraulic separator top toggle it to on hydraulic separator
The polypropylene conveying worm transmitting system that portion's outlet connects is stacked；
The material (lead grid and heavy plastics) that proportion is bigger sinks to the bottom of hydraulic separator, through being arranged on
Promotion spiral bottom hydraulic separator pushes bottom sides outlet, the heavy plastics sunk together along with lead grid to
And impurity, under the effect of air-flow and current, (we are it will be recalled that be provided with 4 pressures on blanking pipe
Contracting air inlet) float to enter in return duct enters secondary vibration sieve from the side exit of hydraulic separator
Row separates again；
And lead grid continues sinking along tremie pipe and enters one-level lead grid conveying worm, one-level lead grid spiral transferring
Send machine lead grid to be transported to hydrodynamic force separator (being again intermediate separator) here, separate halfway
Heavy plastics and impurity are carried out through return duct entrance secondary vibration sieve at the dual function float downward of air-flow and current
Again separate；The material (mainly heavy plastics) come by two return duct conveyings is through secondary vibration sieve (sieve
Plate hole size 3.5mm x 3.5mm) again clean after, enter into the lower lead mud of sieve less than the material in sieve plate hole heavy
Shallow lake machine, it is defeated through secondary vibration sieve that the material heavy plastics on sieve plate separates halfway polypropylene with preceding working procedure
Delivering to heavy plastics conveying worm (being again second separator, water static separator), polypropylene floats over water
On face, toggle it to two grade polypropylene conveying worms through secondary separation turnover panel, and through two grade polypropylene spirals
Conveyer is delivered to a grade polypropylene conveying worm, and the polypropylene separated with hydraulic separator converges
Rear one transmitting system；
Heavy plastics deposits to the bottom of heavy plastics conveying worm and sends through the conveying worm being arranged on bottom
System is stacked；
The lead grid entering hydrodynamic force separator deposits to two grades of lead grid spirals of bottom entrance of hydrodynamic force separator
Conveyer, and stacked through two grades of lead grid conveying worm transmitting systems；
(4) filter pressing of lead plaster and storage
Lead mud is sent to lead mud agitator tank by lead mud precipitation machine, after lead mud in lead mud agitator tank is agitated in
Suspended state, after in agitator tank, lead plaster serosity quality, proportion, liquid level reach certain condition, through lead plaster
Delivery pump is pumped to lead mud pressure filter and carries out filter pressing, filter liquor is separated with lead plaster, is finally press-filtered out lead plaster
Filter cake, is stored in lead plaster melt pit, and the water content in paste after filter pressing is generally 10 two to ten five
Left and right.
Being added with flocculant at lead mud precipitation machine, the effect adding flocculant is to promote entrance lead mud to sink
Machine internal lead mud in shallow lake is the most agglomerating, and precipitation is gone down rapidly, it is simple to be arranged on the scraper plate of lead mud precipitation machine bottom
Lead mud is delivered to lead mud agitator tank by conveyer.
The addition of flocculant is carried out calculating by the weight of broken lead-acid accumulator and adds, and refuse battery per ton adds
Add 60-80 gram of flocculant.
Adding proportion must be determined according to the quality of flocculant.Because addition is also close with the quality of flocculant
Cutting with pass, the flocculant on market has different producers, different prices, and quality the most also has quality,
If flocculant poor quality you add many more useless.Final discriminant approach is exactly lead mud
Lead tolerance in recirculated water and clean level in precipitation machine.
The collection of acid gas (being again acid mist) and washing
When this set waste and old lead acid accumulator broken apart system work, due to the electrolyte in accumulator,
Can produce acid gas in some operation, this acid gas emits, and will cause production environment and surrounding enviroment
Pollute and infringement, mainly have in this cover system belt porch head, crusher room, hydraulic separator, two
Scraper plate afterbody on secondary separator (heavy plastics conveying worm) lead mud precipitation machine, the top of lead mud agitator tank
Portion, filter pressing unit room, system is designed with acid gas collection port at these positions, and the acid gas of collection enters through pipeline
Gas scrubbing tower washs, wash up to standard after gas cause the high purification of 20m by centrifugal type draught fan
Chimney is arranged in air after purifying.
It is provided with filtration Nomex in described purification chimney, described filtration Nomex is impregnated with gas filtration
Agent, filters the harmful gas in acid gas, rear discharge up to standard；Described gas filtration agent is by following
The component of weight is made: deionized water 500g, nano-ceramic powder 80g, anionic starch 40g, AKD emulsion
30g, SHENGXIANG yeast powder 60g, nano silicone diatomaceous earth 100g, hindered amine as light stabilizer 10g, phthalic acid
Dibutyl ester 30g, HP-β-CD 15g, nano-silicon nitride 35g, hydroxypropyl methylcellulose 15g,
Folium Camelliae sinensis alkaloid 8g, waterborne conductive aquadag 15g.
Filtering the physicochemical property of Nomex for improving described terylene further, Nomex need to be through gas filtration agent
Drying and processing again after dipping, Nomex is 0.5～2m/min by the speed of gas filtration agent impregnation liquid, dries
Dry employing syllogic warm area is dried, temperature requirement: the temperature of the first warm area is 110-120 DEG C, the time
15 minutes；The temperature of the second warm area is 95-110 DEG C, and the time is 10 minutes；The temperature of three-temperature-zone
90-95 DEG C, the time is 15 minutes.The terylene that the method prepares filters Nomex and has good gas purification
Effect, is particularly suitable for lead and smelts the tail gas produced so that the tail gas after discharge is without any pollutant, to greatly
Compression ring is protected, to human body fanout free region.
Skilled person will appreciate that of the industry, the present invention is not restricted to the described embodiments, above-mentioned enforcement
The principle that the present invention is simply described described in example and description, without departing from spirit and scope of the invention
Under premise, the present invention also has various changes and modifications, and these changes and improvements both fall within claimed
In the scope of the invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (4)
1. the broken apart disposable energy-saving reclaiming process of waste and old lead acid accumulator, it is characterised in that bag
Include following steps:
(1) feeding
Waste and old lead acid accumulator in raw material melt pit is grabbed through six lobe hydraulic grab cranes and is delivered to above batcher
Feed bin in, the oscillating feeder below feed bin is delivered to accumulator on belt conveyor, at conveyer
Belt be arranged over electric magnetic iron remover and metal detector, be used for removing in accumulator course of conveying and being mingled with
Magnetic metal, to ensure the normal work of disintegrating machine and to extend the service life of tup；
(2) broken
Belt conveyor crushes in waste and old lead acid accumulator is delivered to disintegrating machine, has four in disintegrating machine
Accumulator is beaten by group totally 20 tups, grinds, when accumulator fragment is less than below grinder hammerhead
Grid section hole time will fall down from grid section hole fall into primary vibration sieve be carried out and separate；
(3) clean and separate
Cleaning and the separation of material complete, in primary vibration sieves above the sieve plate of primary vibration sieve
Be provided with five groups totally 18 shower nozzles respectively accumulator fragment is washed away, rinse from battery fragment
Lead mud enters lead mud precipitation machine by bar hole wide for 0.5mm on sieve plate, and the material on sieve plate moves ahead in vibration
During once purged entrance hydraulic separator；
The oversize rinsing out lead mud mainly has polypropylene plastics, heavy plastics and lead grid, sieves through primary vibration
Enter hydraulic separator after cleaning, gentlier swim in due to polypropylene on the water surface by being arranged on waterpower separation
The turnover panel of the panel turnover mechanism on device top toggles it to the polypropylene spiral transferring being connected with hydraulic separator upper outlet
The machine transmitting system of sending is stacked；
Lead grid that proportion is bigger and heavy plastics sink to the bottom of hydraulic separator, separate through being arranged on waterpower
Bottom sides outlet pushed to by promotion spiral bottom device, along with heavy plastics and the impurity of lead grid together sinking,
Effect float downward at air-flow and current enters secondary vibration from the side exit of hydraulic separator through return duct
Again separate in sieve；
And lead grid continues sinking along tremie pipe and enters one-level lead grid conveying worm, one-level lead grid spiral transferring
Send machine that lead grid is transported to hydrodynamic force separator here, separate halfway heavy plastics and impurity at air-flow
Enter secondary vibration sieve with the dual function float downward of current through return duct again to separate；Returned by two
The material that flow tube conveying comes, after secondary vibration sieve cleans again, enters into sieve less than the material in sieve plate hole
Under lead mud precipitation machine, the material heavy plastics on sieve plate separates halfway polypropylene through two with preceding working procedure
Level vibrosieve is transported to heavy plastics conveying worm, and polypropylene floats on the surface, and dials through secondary separation turnover panel
Move two grade polypropylene conveying worms, and be delivered to a grade polypropylene through two grade polypropylene conveying worms
Conveying worm, the polypropylene separated with hydraulic separator converge after together with transmitting system；
Heavy plastics deposits to the bottom of heavy plastics conveying worm and sends through the conveying worm being arranged on bottom
System is stacked；
The lead grid entering hydrodynamic force separator deposits to two grades of lead grid spirals of bottom entrance of hydrodynamic force separator
Conveyer, and stacked through two grades of lead grid conveying worm transmitting systems；
(4) filter pressing of lead plaster and storage
Lead mud is sent to lead mud agitator tank by lead mud precipitation machine, after lead mud in lead mud agitator tank is agitated in
Suspended state, after in agitator tank, lead plaster serosity quality, proportion, liquid level reach certain condition, through lead plaster
Delivery pump is pumped to lead mud pressure filter and carries out filter pressing, filter liquor is separated with lead plaster, is finally press-filtered out lead plaster
Filter cake, is stored in lead plaster melt pit, and the water content in paste after filter pressing is 12%-15%.
The broken apart disposable energy-saving reclaiming process of old lead-acid accumulator the most according to claim 1,
It is characterized in that, be added with flocculant at lead mud precipitation machine, add the effect of flocculant be in order to promote into
Entering the internal lead mud of lead mud precipitation machine the most agglomerating, precipitation is gone down rapidly, it is simple to be arranged under lead mud precipitation machine
Lead mud is delivered to lead mud agitator tank by the drag conveyor in portion.
The broken apart disposable energy-saving reclaiming process of old lead-acid accumulator the most according to claim 2,
It is characterized in that, the addition of flocculant is carried out calculating by the weight of broken lead-acid accumulator and adds, per ton
Refuse battery adds 60-80 gram of flocculant.
The broken apart disposable energy-saving reclaiming process of old lead-acid accumulator the most according to claim 1,
It is characterized in that, due to the electrolyte in accumulator, can produce acid gas in some operation, this acid gas is arranged
Run out, production environment and surrounding enviroment will be polluted and damage, this cover system mainly has skin
With the scraper plate afterbody on corridor head, crusher room, hydraulic separator, second separator lead mud precipitation machine,
The top of lead mud agitator tank, filter pressing unit room, system is designed with acid gas collection port at these positions, collection
Acid gas through pipeline enter gas scrubbing tower wash, wash up to standard after gas pass through centrifugal type draught fan
Cause after purification chimney high for 20m purifies and arrange in air.
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