CN108971197A - A kind of storage sieving garbage comprehensive treatment method for recycling - Google Patents

A kind of storage sieving garbage comprehensive treatment method for recycling Download PDF

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Publication number
CN108971197A
CN108971197A CN201810771809.2A CN201810771809A CN108971197A CN 108971197 A CN108971197 A CN 108971197A CN 201810771809 A CN201810771809 A CN 201810771809A CN 108971197 A CN108971197 A CN 108971197A
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CN
China
Prior art keywords
screening
rubbish
storage
soil
winnowing
Prior art date
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Pending
Application number
CN201810771809.2A
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Chinese (zh)
Inventor
郭晓静
蔡小平
刘靖
孙艳芝
刘江伟
王大勇
康阿娟
张凯
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Beijing Gty Hejia Environmental Protection Engineering Co Ltd
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Beijing Gty Hejia Environmental Protection Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Gty Hejia Environmental Protection Engineering Co Ltd filed Critical Beijing Gty Hejia Environmental Protection Engineering Co Ltd
Priority to CN201810771809.2A priority Critical patent/CN108971197A/en
Publication of CN108971197A publication Critical patent/CN108971197A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00Destroying solid waste or transforming solid waste into something useful or harmless
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00Operations not covered by a single other subclass or by a single other group in this subclass

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

A kind of storage sieving garbage comprehensive treatment method for recycling, which includes at least, to be excavated and transport, pre-screening, drum-type screening, selection by winnowing, magnetic separation, burning, brickmaking, afforestation, soil discharge.It can be effectively improved informal landfill environment, prevent Leachate site and landfill gas to the chronic pollution of underground water and atmosphere, improve rubbish comprehensive utilization value, backfill soil is saved, turn waste into wealth, increase economic well-being of workers and staff.

Description

A kind of storage sieving garbage comprehensive treatment method for recycling
Technical field
The present invention relates to informal landfill pollution control fields, more particularly, to a kind of storage sieving garbage resource Change integrated conduct method.
Technical background
Informal landfill occupy large amount of land resources, lack environmental protective measure, also without build and use standard, There are the risks of Leachate site and landfill gas polluted underground water and atmosphere, very high to the pollution level of environment;
Currently, the country, there are many informal landfills, a large amount of storage rubbish are not yet effectively administered;
Existing storage technology of garbage disposal is mostly simple screening, is then backfilled, lower to the comprehensive utilization ratio of rubbish.
Summary of the invention
To solve the problems, such as storage garbage disposal, and storage rubbish comprehensive utilization ratio is improved, the present invention provides a kind of storage Sieving garbage comprehensive treatment method for recycling can be effectively improved informal landfill environment, prevent Leachate site and landfill gas To the chronic pollution of underground water and atmosphere, rubbish comprehensive utilization value is improved, backfill soil is saved, turns waste into wealth, is increased economical Income.
To achieve the above object, The technical solution adopted by the invention is as follows:
A kind of storage sieving garbage comprehensive treatment method for recycling include at least excavate and transport, pre-screening, drum-type sieve, wind Choosing, magnetic separation, burning, brickmaking, afforestation, soil release and etc..
Further, the excavation and transport are to dig out storage rubbish with excavator and be packed into the compartment of dump truck It is interior, it is transported at screening plant.
Further, the pre-screening is that rubbish is poured into feed hopper using excavator, and material is conveyed by conveying device The sundries such as large volume rubbish and textile fabric, vial are sorted away by vibration sorting and artificial separation to vibrating screen, into Row security landfill, other sieve lower rubbish and enter next sorting stage.
Further, drum-type screening be pre-screening sieve under rubbish by rotary screen, be on sieve by refuse classification Object and the lower fertile soil of sieve.Oversize respectively enters selection by winnowing and magnetic plant.
Further, the selection by winnowing is that oversize by conveyer belt enters air separating bin, is made in the blower of adjustable air volume wind speed Under, light materials are blown off on the carrier chain with fan housing, eventually fall into selection by winnowing reception device, weight falls on the defeated of buffer unit It send and takes, the belt feeder of light material transmission is air-tight state, it is therefore prevented that fugitive dust, floating in the air is formed by secondary pollution.
Further, the magnetic separation is that magnetic separator is arranged on the weight output machine of pneumatic separation device, by scrap iron, refuse battery etc. Metal screening comes out, and places at interim stacking, and the recycling company for being eventually sent to profession is handled;Remaining weight is main after magnetic separation For aggregates such as brick and tile stones.
Further, the burning is that lightweight object after screening is carried out harmless by small incinerator in landfill yard Change burning disposal, be not required to fill again, realizes the obvious minimizing of rubbish.
Further, the brickmaking is weight under the sieves such as brick and tile stone, by crushing and screening, obtains aggregate and sand material, and A small amount of flyash and sand are added, cement and chemical additives are added according to a certain percentage, is mixed evenly, makes mixture Reach best plastic state, then passes through blank forming;There are gelling, alternative part while flyash is as fine aggregate Cement.After brick body extrusion forming, through steam curing, urban road floor tile sale can be used as.
Further, the afforestation is to sieve lower fertile soil, after detecting content of beary metal, at chemical stabilization Reason selects the type and dosage ratio of medicament according to testing result, after reaction is mixed, realizes that fertile soil stabilizes, then For afforestation.
Further, the soil release is former storage refuse landfill place after excavating, can be by brick and tile stone etc. Aggregate and fertile soil carry out part backfill, and fertile soil and loess need to adjust certain suitable proportion, then cover 1 meter thick Nutrition Soil, whole After concora crush reality, green plants is transplanted, ecosystem revivification environment restores land use function.
Detailed description of the invention
Fig. 1 is the construction process schematic diagram that the present invention is embodied.
Specific embodiment
Specific embodiment in the present invention is described in further detail below in conjunction with attached drawing.
In a kind of case study on implementation as shown in Figure 1, a kind of storage sieving garbage comprehensive treatment method for recycling is extremely It is few to be walked including excavation and transport, pre-screening, drum-type screening, selection by winnowing, magnetic separation, burning, brickmaking, afforestation, soil release etc. Suddenly.
It excavates and transports: storage rubbish being dug out using excavator or other excavation equipments and is packed into the compartment of dump truck It is interior, it is transported at screening plant.
Pre-screening: rubbish is poured into feed hopper using excavator, material is transported to vibrating screen by conveying device, passes through vibration Dynamic sorting and artificial separation, the sundries such as large volume rubbish and textile fabric, vial are sorted away, carry out security landfill, other It sieves lower rubbish and enters next sorting stage.
Drum-type screening: rubbish is delivered to rotary screen by conveying device under the sieve of pre-screening, in the centrifugal force of rotary screen Under effect, rubbish advances in cylinder spiral inner wall, and size is less than the rubbish of sieve pore, throws away from sieve pore, and size is greater than the rubbish of sieve pore It is all the way moved forward in next stage conveying device along cylinder inner wall, fertile soil under thus refuse classification is oversize and is sieved.On sieve Object respectively enters next stage selection by winnowing and magnetic plant.
Selection by winnowing: oversize enters air separating bin by conveying device, under the fan action of adjustable air volume wind speed, by light materials It blows off on conveyer belt, eventually falls into selection by winnowing reception device, remaining sieves upper weight and falls in next stage conveying device.Light material The belt feeder of transmission is air-tight state, it is therefore prevented that fugitive dust, floating in the air is formed by secondary pollution.
Magnetic separation: above the weight conveying device of pneumatic separation device rear end, magnetic separator is installed, by metals such as scrap iron, refuse batteries It screens, is put at interim stacking, be eventually sent to professional recycling company and handled;Remaining weight is mainly brick and tile after magnetic separation The aggregates such as stone.
Burn: lightweight object after screening carries out innoxious burning processing, no by small incinerator in landfill yard It need to fill again, realize the obvious minimizing of rubbish.If there is large-scale power generation by waste combustion factory in locality, energy saving, Ying Zhi is comprehensively considered It connects to send lightweight object to incineration plant and generate electricity, realize resource utilization.
Brickmaking: weight under the sieves such as brick and tile stone obtains aggregate and sand material by crushing and screening, and adds a small amount of flyash And sand, cement and chemical additives are added according to a certain percentage, are mixed evenly, bring the mixture to best plastic shape State, then pass through blank forming;There are gelling, alternative part of cement while flyash is as fine aggregate.Brick body squeezes After molding, through steam curing, urban road floor tile sale can be used as.If former storage refuse landfill pit body is deeper, Weight under the sieves such as brick and tile stone can directly be filled to reservoir area, fill pit body.
Afforestation: it sieves lower fertile soil and is handled after detecting content of beary metal using chemical stabilization, tied according to detection Fruit selects the type and dosage ratio of medicament, after reaction is mixed, realizes that fertile soil stabilizes, is subsequently used for afforestation.
Soil release: former storage refuse landfill place after excavating, can by the aggregates such as brick and tile stone and fertile soil into Row part backfills, and fertile soil and loess need to adjust certain suitable proportion, then covers 1 meter thick Nutrition Soil and transplant green after leveling compacting Color plant, ecosystem revivification environment restore land use function.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art What personnel can achieve by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea Technical solution should be all defined in the patent claims in protection scope.

Claims (12)

1. a kind of storage sieving garbage comprehensive treatment method for recycling include at least excavate and transport, pre-screening, drum-type sieve, Selection by winnowing, magnetic separation, burning, brickmaking, afforestation, soil release and etc..
2. excavating and transport being that storage rubbish is dug out and is packed into the compartment of dump truck with excavator, it is transported to screening plant Place.
3. pre-screening is that rubbish is poured into feed hopper using excavator, material is transported to vibrating screen by conveying device, passes through vibration Dynamic sorting and artificial separation, the sundries such as large volume rubbish and textile fabric, vial are sorted away, carry out security landfill, other It sieves lower rubbish and enters next sorting stage.
4. drum-type screening be pre-screening sieve under rubbish by rotary screen, be oversize by refuse classification and sieve lower fertile soil.
5. oversize respectively enters selection by winnowing and magnetic plant.
6. selection by winnowing is that oversize by conveyer belt enters air separating bin, under the fan action of adjustable air volume wind speed, light materials are blown It falls on the carrier chain with fan housing, eventually falls into selection by winnowing reception device, weight is fallen on the conveyer belt of buffer unit, light material The belt feeder of transmission is air-tight state, it is therefore prevented that fugitive dust, floating in the air is formed by secondary pollution.
7. magnetic separation is that magnetic separator is arranged on the weight output machine of pneumatic separation device, the metal screenings such as scrap iron, refuse battery are come out, are put It sets at interim stacking, the recycling company for being eventually sent to profession is handled;Remaining weight is mainly the bones such as brick and tile stone after magnetic separation Material.
8. burning is lightweight object after screening, by small incinerator, innoxious burning processing is carried out in landfill yard, is not required to It fills again, realizes the obvious minimizing of rubbish.
9. brickmaking is weight under the sieves such as brick and tile stone, by crushing and screening, obtain aggregate and sand material, and add a small amount of flyash and Cement and chemical additives are added according to a certain percentage, are mixed evenly for sand, bring the mixture to best plastic shape State, then pass through blank forming;There are gelling, alternative part of cement while flyash is as fine aggregate.
10. after brick body extrusion forming, through steam curing, can be used as urban road floor tile sale.
11. afforestation is to sieve lower fertile soil to handle after detecting content of beary metal using chemical stabilization, tied according to detection Fruit selects the type and dosage ratio of medicament, after reaction is mixed, realizes that fertile soil stabilizes, is subsequently used for afforestation.
12. soil release is former storage refuse landfill place after excavating, can by the aggregates such as brick and tile stone and fertile soil into Row part backfills, and fertile soil and loess need to adjust certain suitable proportion, then covers 1 meter thick Nutrition Soil and transplant green after leveling compacting Color plant, ecosystem revivification environment restore land use function.
CN201810771809.2A 2018-07-13 2018-07-13 A kind of storage sieving garbage comprehensive treatment method for recycling Pending CN108971197A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109675912A (en) * 2019-01-28 2019-04-26 北京理工水环境科学研究院有限公司 City landfill waste recycling treatment process
CN109821852A (en) * 2019-02-25 2019-05-31 杨帆 A kind of household refuse landfill sites are administered and life refuse processing method
CN111548233A (en) * 2020-04-30 2020-08-18 南京大学 Bio-organic fertilizer taking humus soil in stock household garbage as raw material and preparation method thereof
CN112676304A (en) * 2020-12-08 2021-04-20 上海金鹿建设(集团)有限公司 Screening construction method for lump soil and garbage mixture
CN115136869A (en) * 2022-07-21 2022-10-04 墣锦环境工程(海南)有限公司 Method for preparing landfill planting soil by utilizing mineralized refuse humus soil
CN115239209A (en) * 2022-09-21 2022-10-25 深圳市同创环保科技有限公司 Method, equipment and system for screening heavy metal-containing humus soil in refuse landfill

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1010767A1 (en) * 1998-12-16 2000-06-21 Matsushita Electric Industrial Co., Ltd. Preparation of metal feedstock from wasted metal products
CN101289336A (en) * 2008-06-03 2008-10-22 浙江大学 Integral treatment method for city household refuse
CN101829672A (en) * 2010-04-27 2010-09-15 山西润禾环保工程集团有限公司 Treating method and device for urban domestic rubbish
CN202097178U (en) * 2011-05-20 2012-01-04 孙向夷 System capable of disposing rubbish to be renewable resources without residue
CN102836862A (en) * 2012-08-30 2012-12-26 张建超 Method for treating household garbage
CN106040699A (en) * 2016-05-27 2016-10-26 神雾环保技术股份有限公司 Pretreatment method of stale refuse

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1010767A1 (en) * 1998-12-16 2000-06-21 Matsushita Electric Industrial Co., Ltd. Preparation of metal feedstock from wasted metal products
CN101289336A (en) * 2008-06-03 2008-10-22 浙江大学 Integral treatment method for city household refuse
CN101829672A (en) * 2010-04-27 2010-09-15 山西润禾环保工程集团有限公司 Treating method and device for urban domestic rubbish
CN202097178U (en) * 2011-05-20 2012-01-04 孙向夷 System capable of disposing rubbish to be renewable resources without residue
CN102836862A (en) * 2012-08-30 2012-12-26 张建超 Method for treating household garbage
CN106040699A (en) * 2016-05-27 2016-10-26 神雾环保技术股份有限公司 Pretreatment method of stale refuse

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109675912A (en) * 2019-01-28 2019-04-26 北京理工水环境科学研究院有限公司 City landfill waste recycling treatment process
CN109821852A (en) * 2019-02-25 2019-05-31 杨帆 A kind of household refuse landfill sites are administered and life refuse processing method
CN111548233A (en) * 2020-04-30 2020-08-18 南京大学 Bio-organic fertilizer taking humus soil in stock household garbage as raw material and preparation method thereof
CN112676304A (en) * 2020-12-08 2021-04-20 上海金鹿建设(集团)有限公司 Screening construction method for lump soil and garbage mixture
CN115136869A (en) * 2022-07-21 2022-10-04 墣锦环境工程(海南)有限公司 Method for preparing landfill planting soil by utilizing mineralized refuse humus soil
CN115239209A (en) * 2022-09-21 2022-10-25 深圳市同创环保科技有限公司 Method, equipment and system for screening heavy metal-containing humus soil in refuse landfill

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