CN104117426B - The method and its equipment of the copper ashes containing gold and silver are selected from domestic garbage burning electricity generation recrement - Google Patents

The method and its equipment of the copper ashes containing gold and silver are selected from domestic garbage burning electricity generation recrement Download PDF

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CN104117426B
CN104117426B CN201310149761.9A CN201310149761A CN104117426B CN 104117426 B CN104117426 B CN 104117426B CN 201310149761 A CN201310149761 A CN 201310149761A CN 104117426 B CN104117426 B CN 104117426B
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recrement
shaking table
iron
particle
silver
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CN104117426A (en
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汤文斌
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XIANGYANG DONGLIANG ENVIRONMENTAL SCIENCE AND TECHNOLOGY Co Ltd
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XIANGYANG DONGLIANG ENVIRONMENTAL SCIENCE AND TECHNOLOGY Co Ltd
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Abstract

The method and its equipment of the copper ashes containing gold and silver are selected in a kind of recrement from domestic garbage burning electricity generation, including 1. rolls screening:Remove the bulk scrap iron such as iron wire, iron sheet and unburned clean big house refuse;2. magnetic separation:Remove the scrap iron in thinner recrement particle;3. flotation:Recrement particle from disintegrating machine enters jigging machine and carries out flotation;4. it is selected:Recrement particle less than 4 millimeters is selected by the lower pod apertures inflow primary election shaking table progress initial water wash of jigging machine, and collects semi-finished product;The semi-finished product of collection select selected through the secondary washing of row on shaking table at the end with magnetic separator, and collect finished product i.e. copper ashes containing gold and silver.The present invention has following good effect:It is extracted the mineral products in house refuse generating recrement;Solve brickmaking or make the quality problems caused during fertilizer containing nonferrous metal;Energy-conservation, emission reduction;Can continuous mechanized produces, production cost is low, that is, protects environment to add mineral resources again.

Description

The method and its equipment of the copper ashes containing gold and silver are selected from domestic garbage burning electricity generation recrement
Technical field
The present invention relates to a kind of method that the copper ashes containing gold and silver is selected in recrement from domestic garbage burning electricity generation.
Background technology
At present, domestic garbage burning electricity generation is as a kind of measure of environmental protection, and China's house refuse power station probably has More than 140 seats, and also in being continuously increased.And to the comprehensive utilization that its recrement is carried out, mainly also rest on recrement after magnetic separation scrap iron For in brickmaking or making fertilizer, have ignored the recycling of the non-ferrous metals such as gold, silver therein, copper and noble metal, also becoming Certain mineral resources that cause of phase are wasted.Copper ashes containing gold and silver is a kind of comprehensive city mineral products, can refine copper, gold, The non-ferrous metals such as silver and noble metal, extensive use and metallurgy, electric power, chemical industry, aerospace, electronics, ornaments, glass pottery, machinery, building materials Deng.It is unnet that house refuse takes, and nexhaustible, copper ashes containing gold and silver is there is also wherein, and economic value is inestimable, from house refuse Copper ashes containing gold and silver is extracted in burning electricity generation recrement, is problem anxious to be resolved.
The content of the invention
Meet environmental requirement it is an object of the invention to provide one kind, save, production cost is low from consumer waste incineration The method that the copper ashes containing gold and silver is extracted in generating recrement.
It is an object of the invention to provide the equipment for implementing the above method.
Technical scheme includes following process:Roll screening:Domestic garbage burning electricity generation recrement is put into rolling Dynamic to weed out except the bulk such as iron wire, iron sheet scrap iron and unburned clean big house refuse, thinner recrement particle falls into rolling The following feed bin of sieve;Magnetic separation:Thinner recrement particle from feed bin enters the first disintegrating machine by conveyer belt, is entering first Install tramp iron separator in the middle of conveyer belt before disintegrating machine additional and carry out magnetic separation, remove the scrap iron in thinner recrement particle;Flotation:Come from The recrement particle of first disintegrating machine, which enters jigging machine, to carry out installing the screen pack less than or equal to 4 millimeters in flotation, jigging machine, small In 4 millimeters of recrement particles primary election shaking table is flowed into by the lower pod apertures of jigging machine;Recrement particle more than 4 millimeters is from jigging machine Flotation cell in clear out wait after-treatment, husky, ash, the lighter slag charge such as mud is washed away, passes through the draining above jigging machine Mouth is flowed into collection sand basin;It is selected:Recrement particle less than 4 millimeters flows into primary election shaking table by the lower pod apertures of jigging machine and carried out Initial water wash is selected, and the preceding water injection hole water of primary election shaking table is 0.1 cubic meters per second, rear water injection hole water when initial water wash is selected For 0.05 cubic meters per second, and collecting box is set to collect semi-finished product in the collection port of primary election shaking table;Place beyond collection port Washed away slag charge flows into collection sand basin by gutter, and the semi-finished product of collection are selected on shaking table at the end with magnetic separator through row two Secondary washing is selected, and the preceding water injection hole water for selecting shaking table during washing eventually is 0.1 cubic meters per second, and rear water injection hole water is 0.05 cube Metre per second (m/s), and selecting the collection port of shaking table to set collecting box to collect finished product eventually(That is copper ashes containing gold and silver), it is secondary washing it is selected when quilt What water was washed away delivers to preliminary selected cleaning table processing from the slag charge within collection port 400mm, and remaining recrement passes through gutter flow Enter to collect sand basin.The slag charge processing of collection sand basin takes recrement in collection sand basin to be used for brickmaking.
The process of the present inventionThe scrap iron removed in magnetic separation is directly entered the 3rd by the U-shaped chute installed on tramp iron separator and broken Broken machine, while broken to adding water in the 3rd disintegrating machine, amount of water is 0.1 cube per second or so, removes the remaining of adhesion above scrap iron Slag, scrap iron, recrement and water after crushing are flowed to above iron shaking table from the U-shaped chute below the 3rd disintegrating machine simultaneously, in iron shaking table Collection port install self-tipping type magnetic separator additional, and install U-shaped chute additional in the other end of self-tipping type magnetic separator, set in the afterbody of chute The ring-type iron hoop of fixed pocket, can directly pack stacking, recrement falls in the collection port of iron shaking table to magneticly elect the scrap iron come Enter and lead to below iron shaking table in the U-shaped gutter of collection sand basin, process is entered after cleaningDrum screen below feed bin in.
The process of the present inventionAfter-treatment in flotation is:Stay in remaining more than 4 millimeters in the flotation cell of jigging machine Slag is again introduced into the second disintegrating machine, the bulky grain slag such as the stone in recrement, ceramics is broken into powder, then by with magnetic separation The end of machine selects shaking table to wash, and the preceding water injection hole water for selecting shaking table during washing eventually is 0.1 cubic meters per second, and rear water injection hole water is 0.05 cubic meters per second, selects the collection port of shaking table to be collected finished product with collecting box, while within collection port 400mm at end Slag charge collect after be again introduced into the second disintegrating machine and crush, shaking table washing process is selected by end after crushing and finished product is collected, Remaining recrement flows into collection sand basin by gutter.
Implement the equipment of the inventive method and include excavator, it is drum screen, feed bin, conveyer, self-tipping type magnetic separator, broken Machine, sawtooth pulsation jig, cleaning table, it is characterized in that:Feed bin upper end is charging aperture, and bottom is funnel-shaped structure, funnel-form knot Structure lower end is discharging opening, and there is the charging gear of regulation discharging opening size funnel-shaped structure lower end and adds electroshock unloader.
The present invention compared with prior art, with following good effect:It is extracted the ore deposit in house refuse generating recrement Production.Solve brickmaking or make the quality problems caused during fertilizer containing nonferrous metal.Energy-conservation, emission reduction.
In summary, the present invention can continuous mechanized produces, production cost is low, that is, protects environment to add mineral products money again Source.
Brief description of the drawings
Fig. 1 is process flow diagram of the invention.
Embodiment
Embodiments of the invention are described further below in conjunction with accompanying drawing.
Take house refuse generating recrement(Hereinafter referred to as recrement)100 tons, recrement is put into drum screen 1 with excavator Except the bulk such as iron wire, iron sheet scrap iron and unburned clean big house refuse, thinner recrement particle is fallen into below drum screen Feed bin 2.And the bulk scrap iron such as iron wire, iron sheet out and unburned clean big house refuse are removed to drum screen 1 Stacked through row classification, the bulk scrap iron such as iron wire, iron sheet, which is concentrated, stacks sale, and unburned clean house refuse sends waste incineration back to Burning electricity generation is melted down through row in power station again.
Thinner recrement particle from feed bin 2 enters the first disintegrating machine 4 by conveyer belt, is entering the first disintegrating machine 4 Install self-unloading type deferrization device 3 in the middle of preceding conveyer belt additional and carry out magnetic separation(Tramp iron separator 3 is apart from conveyer belt 200mm), recrement is broken after magnetic separation Expect to flow into jigging machine 6 by the U-shaped chute of the lower section of the first disintegrating machine 4 after water filling is broken.Scrap iron in recrement particle passes through self-unloading The U-shaped chute installed on formula tramp iron separator 3 is directly entered the 3rd disintegrating machine 10, while broken to adding water in the 3rd disintegrating machine 10(Plus Water is 0.1 cube per second or so), the recrement of adhesion above scrap iron is removed, scrap iron, recrement and the water after crushing are simultaneously from the 3rd The U-shaped chute of the lower section of disintegrating machine 10 flows to iron shaking table 11(Iron shaking table 11 is used for cleaning scrap iron)Above, in the collection of iron shaking table 11 Mouth installs self-tipping type magnetic separator additional, and installs U-shaped chute additional in the other end of magnetic separator, and the ring of fixed pocket is set in the afterbody of chute Shape iron hoop, can directly pack stacking, recrement directly falls into shaking table in the collection port of iron shaking table 11 to magneticly elect the scrap iron come Lower section leads in the U-shaped gutter of collection sand basin 9, and manual cleaning come out after be directly entered feed bin 2 and handle
Jigging machine 6 is flowed into by the U-shaped chute below the first disintegrating machine 4 after the water filling of recrement particle is broken after magnetic separation During, secondary magnetic separation is carried out through tramp iron separator 5, the recrement particle after secondary magnetic separation enters jigging machine 6(Jigging machine is jumped for sawtooth waveforms Eliminate machine)Through row flotation, the screen pack that little Yu is equal to 4 millimeters is installed in jigging machine 6, the recrement particle less than 4 millimeters passes through jigging The lower pod apertures of machine 6 flow into primary election(Ore dressing)Shaking table 7, the recrement particle more than 4 millimeters is stayed in the flotation cell of jigging machine 6, is stopped Concentration is come out by manual cleaning to stack, wait after-treatment, husky, grey, the lighter slag charge such as mud is washed away, by jumping after machine The discharge outlet for eliminating the top of machine 6 is flowed into collection sand basin 9.
Recrement particle less than 4 millimeters flows into primary election shaking table 7 by the lower pod apertures of jigging machine 6 and carries out initial water wash essence Choosing(The preceding water injection hole water of shaking table is 0.1 cubic meters per second when initial water wash is selected, and rear water injection hole water is 0.05 cubic metre every Second), and set collecting box to be collected semi-finished product in the collection port of primary election shaking table 7, it is local washed away beyond collection port Recrement particle by gutter flow into collection sand basin 9, collected recrement particle is again at the end with self-tipping type magnetic separator Choosing(Ore dressing)It is selected through the secondary washing of row on shaking table 8(Secondary washing selects the preceding water injection hole water of shaking table 8 to be stood for 0.07 eventually when selected Square metre per second (m/s), rear water injection hole water is 0.04 cubic meters per second), selecting the collection port of shaking table 8 to be collected into collecting box eventually Product are copper ashes containing gold and silver, and recrement particle manual cleaning when secondary washing is selected within the washed away 400mm from collection port is extremely Shaking table 8 is selected to handle eventually, it is to avoid to run ore deposit, remaining recrement flows into collection sand basin 9 by gutter;Recrement particle cleaning more than 4 millimeters It is again introduced into the second disintegrating machine 12 after out, the bulky grain slag such as stone, ceramics the inside is broken into powder, the recrement after crushing Particle selects shaking table 8 to wash by the end with self-tipping type magnetic separator(The preceding water injection hole water of shaking table is 0.1 cubic metre every during washing Second, rear water injection hole water is 0.05 cubic meters per second), select the collection port of shaking table 8 to be collected finished product with collecting box at end --- Copper ashes containing gold and silver, while the slag charge within collection port 400mm is come out to crush and selected eventually through row again by manual cleaning and shaken 8 washing process of bed, it is to avoid run ore deposit, remaining recrement flows into collection sand basin 9 by gutter.
Collect the slag charge of sand basin 9 to use recrement cleaning disembarkation brickmaking by excavator.
Finished product is less than 4 millimeters of copper ashes containing gold and silver:0.1 ton of weight, grade:Containing golden 15 g ton, the g ton of argentiferous 30, cupric 40%;
Copper ashes containing gold and silver more than 4 millimeters:0.1 ton of weight, grade:Containing golden 5 g ton, the g ton of argentiferous 8, cupric 60%.

Claims (5)

1. the method for the copper ashes containing gold and silver is selected in a kind of recrement from domestic garbage burning electricity generation, it is characterised in that including following process:Roll screening:Domestic garbage burning electricity generation recrement is put into drum screen and removes bulk scrap iron and unburned clean big life Rubbish living, the feed bin that thinner recrement particle is fallen into below drum screen;
Magnetic separation:Thinner recrement particle from feed bin enters the first disintegrating machine by conveyer belt, before the first disintegrating machine is entered Conveyer belt in the middle of install tramp iron separator additional and carry out magnetic separation, remove the scrap iron in thinner recrement particle;
Flotation:Recrement particle from the first disintegrating machine enters to install in jigging machine progress flotation, jigging machine and is less than or equal to 4 millimeters of screen pack, the recrement particle less than 4 millimeters flows into primary election shaking table by the lower pod apertures of jigging machine;More than 4 millimeters Recrement particle clears out wait after-treatment from the flotation cell of jigging machine, and lighter slag charge is washed away, by above jigging machine Discharge outlet flow into collection sand basin in;
It is selected:Recrement particle less than 4 millimeters flows into primary election shaking table by the lower pod apertures of jigging machine and carries out initial water wash essence Choosing, the preceding water injection hole water of primary election shaking table is 0.1 cubic meters per second when initial water wash is selected, and rear water injection hole water is 0.05 cube Metre per second (m/s), and set collecting box to collect semi-finished product in the collection port of primary election shaking table;It is local washed away beyond collection port Slag charge flows into collection sand basin by gutter, and the semi-finished product of collection are selected on shaking table at the end with magnetic separator through the secondary washing essence of row Choosing, the preceding water injection hole water for selecting shaking table during washing eventually is 0.1 cubic meters per second, and rear water injection hole water is 0.05 cubic meters per second, And selecting the collection port of shaking table to set collecting box to collect finished product eventually(That is copper ashes containing gold and silver), it is secondary washing it is selected when it is washed away Preliminary selected cleaning table processing is delivered to from the slag charge within collection port 400mm, remaining recrement flows into collection sand basin by gutter.
2. selecting the method for the copper ashes containing gold and silver in the recrement according to claim 1 from domestic garbage burning electricity generation, its feature exists In processThe scrap iron removed in magnetic separation is directly entered the 3rd disintegrating machine by the U-shaped chute installed on tramp iron separator, while to Added water in three disintegrating machines broken, amount of water is 0.1 cube per second, removes the recrement of adhesion above scrap iron, the scrap iron, remaining after crushing Slag and water are flowed to above iron shaking table from the U-shaped chute below the 3rd disintegrating machine simultaneously, and self-tipping type is installed additional in the collection port of iron shaking table Magnetic separator, and install U-shaped chute additional in the other end of self-tipping type magnetic separator, in the afterbody of chute, the ring-type iron of fixed pocket is set Ring, can directly pack stacking, recrement is fallen into below iron shaking table in the collection port of iron shaking table to be led to magneticly elect the scrap iron come In the U-shaped gutter for collecting sand basin, process is entered after cleaningDrum screen below feed bin in.
3. selecting the method for the copper ashes containing gold and silver in the recrement according to claim 1 from domestic garbage burning electricity generation, its feature exists In processAfter-treatment in flotation is:The recrement for being more than 4 millimeters stayed in the flotation cell of jigging machine is again introduced into second Bulky grain slag in recrement, is broken into powder, then selects shaking table to wash by the end with magnetic separator by disintegrating machine, whole during washing The preceding water injection hole water for selecting shaking table is 0.1 cubic meters per second, and rear water injection hole water is 0.05 cubic meters per second, is selecting shaking table eventually Collection port is collected finished product with collecting box, is broken while the slag charge within collection port 400mm is again introduced into second after collecting Broken machine is crushed, by selecting shaking table washing process eventually and collecting finished product after crushing, and remaining recrement passes through gutter and flows into collection sand Pond.
4. selecting the method for the copper ashes containing gold and silver in the recrement according to claim 1 from domestic garbage burning electricity generation, its feature exists Also include in the process of this method:The slag charge processing of collection sand basin takes recrement in collection sand basin to be used for brickmaking.
5. a kind of equipment for implementing claim 1 methods described, it is characterised in that:Including excavator, drum screen, feed bin, transmission Machine, self-tipping type magnetic separator, disintegrating machine, sawtooth pulsation jig, cleaning table, feed bin upper end are charging aperture, and bottom is funnel-form knot Structure, funnel-shaped structure lower end is discharging opening, and there is the charging gear of regulation discharging opening size funnel-shaped structure lower end and adds electricity Shake unloader.
CN201310149761.9A 2013-04-26 2013-04-26 The method and its equipment of the copper ashes containing gold and silver are selected from domestic garbage burning electricity generation recrement Active CN104117426B (en)

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CN105363549B (en) * 2014-11-19 2018-02-27 晋江市冠兴建材有限责任公司 A kind of good environment-friendly type cinder recovery and processing system of metal recovery effect
CN106623353B (en) * 2016-11-16 2019-03-08 小威环境(北京)科技有限公司 Consumer waste incineration slag produces recycled aggregate method
CN106734087A (en) * 2016-12-22 2017-05-31 宋继刚 Metal screening installation and sorting production procedure in slag and/or house refuse
CN109731673A (en) * 2019-03-16 2019-05-10 德州群峰机械制造有限公司 A kind of waste incinerator residues processing technique
CN113699382B (en) * 2021-08-27 2023-03-31 上海中川国宇环境有限公司 Treatment device and treatment process applied to slag recycling

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CN1370631A (en) * 2001-02-24 2002-09-25 吴桐 Automatic garbage sorting system
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