CN101612629A - A kind of city house refuse treatment method and device thereof - Google Patents
A kind of city house refuse treatment method and device thereof Download PDFInfo
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- CN101612629A CN101612629A CN200910074832A CN200910074832A CN101612629A CN 101612629 A CN101612629 A CN 101612629A CN 200910074832 A CN200910074832 A CN 200910074832A CN 200910074832 A CN200910074832 A CN 200910074832A CN 101612629 A CN101612629 A CN 101612629A
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Abstract
A kind of city house refuse treatment method and device thereof are to advance factory's rubbish and carry out pre-sorting through the rubbish sieve primary, obtain pre-sorting rubbish after sub-electing the bulk masonry and greatly enhancing organic matter; As brick-making raw material, greatly enhance after the organic matter fragmentation and mix after the bulk masonry fragmentation that sub-elects, send rotary screen to and sieve with pre-sorting rubbish; Screenings is used for after compost or the high-temperature sterilization entering rubbish air blasting device as brick-making raw material after the oversize oven dry, and selection by winnowing goes out heavy substance, organic matter, not recyclable combustible and light plastic are planted in corruption.Heavy substance reclaims metal, sorts out high-temperature sterilization behind the battery, and is broken as brick-making raw material; Corruption is planted organic matter and is used for compost or directly advances the incinerator burning; Prepare garbage derivatived fuel after the not recyclable combustible fragmentation; Light plastic prepares plastic reclaimed particle.The present invention has small investment, takes up an area of to economize, and operating cost is low, non-secondary pollution, advantages such as thorough reduction.
Description
Technical field
The invention belongs to the technology of garbage disposal field, relate to a kind of processing method and treating apparatus thereof of domestic waste.
Background technology
Country and governments at all levels have classified the integrated treatment of domestic waste as the key project of social sustainable development at present, but the corresponding hysteresis of treatment of urban garbage technology.Garbage disposal is an emerging industry, owing to have authoritative institution and unified standard to go to pass judgment on authentication, so all there are different defectives in prior art and equipment that each factory of various places adopts because of the complex characteristics of domestic waste and the geographic climate difference of various places.Extrusion dehydration described in Chinese patent application 200610040458.5 life-garbage comprehensive treatment technologies can cause the perishables pulp in force, brings difficulty to subsequent technique.Secondly Chinese patent application 200710039019.7 life refuse processing methods at first need increase a large amount of equipment and facilities, need a large amount of professional and technical personnel, the most important thing is that its product verifies that without market blindly input can be brought great investment risk.
Summary of the invention
The integrated conduct method and the device thereof that the purpose of this invention is to provide a kind of domestic waste to reach small investment, take up an area of and economize, and operating cost is low, non-secondary pollution, the effect of thorough reduction.
Purpose of the present invention can realize by following steps:
(1) primaryly advance factory's rubbish and carry out pre-sorting through the rubbish sieve, sub-elect bulk masonry and particle diameter greater than 300mm greatly enhance organic matter after obtain pre-sorting rubbish;
(2) after the bulk masonry fragmentation that sub-elects as brick-making raw material;
The organic matter that greatly enhances that (3) will sub-elect is broken into the material that particle diameter is not more than 100mm, after magnetic separation, mix with pre-sorting rubbish, sending 20～25mm rotary screen to sieves, screenings is used for after compost or the high-temperature sterilization as brick-making raw material, enter rubbish air blasting device after the oversize oven dry and carry out selection by winnowing, according to the proportion selection by winnowing of material go out heavy substance, organic matter, not recyclable combustible and light plastic are planted in corruption;
(4) heavy substance that goes out of selection by winnowing reclaims metal through magnetic separation, and sorts out high-temperature sterilization behind the battery, and is broken as brick-making raw material;
(5) corruption that goes out of selection by winnowing is planted organic matter and is used for compost or directly advances incinerator and burn;
(6) be used to prepare garbage derivatived fuel after the not recyclable combustible fragmentation that selection by winnowing goes out;
(7) light plastic that goes out of selection by winnowing is used to prepare plastic reclaimed particle.
Further, all materials as brick-making raw material all need the high-temperature sterilization through 550～600 ℃, are broken into the material that granularity is not more than 5mm.
The not recyclable combustible that selection by winnowing goes out is broken into granularity and is not more than 20mm, and packing is made garbage derivatived fuel.
The light plastic that selection by winnowing goes out enters the plastic granulator granulation after washing, broken, oven dry, the sewage after the washing is through limewash clarification back repeated use, after the drying precipitate as brick-making raw material.
In the above step, all bake out temperatures of material all are controlled at 250～300 ℃.
The present invention is carrying out domestic waste in the process of integrated treatment, needs repeatedly to carry out high-temperature sterilization to material or oven dry is handled, and these processing procedures all can be carried out in a refuse disposal installation that is referred to as tunnel furnace.This tunnel furnace is made up of inner chamber and exocoel, and exocoel is the transition high-temperature flue, can play the depositing dust effect, and its top is respectively arranged with high-temperature flue gas import and high-temperature flue gas outlet; Be provided with in the both sides of inner chamber and extraneous charging aperture and the discharging opening that communicates, the material tunnel car of packing into enters inner chamber from charging aperture, discharges through discharging opening again; Bottom at inner chamber is densely covered with air admission hole, and top is provided with exhaust outlet, and exhaust outlet links to each other with overfire air fan, and is provided with temperature indicator at exhaust outlet, realizes the purpose of cavity temperature in the control by the flow of regulating overfire air fan.
Owing to adopted technique scheme, the present invention has the following advantages:
1, minimizing completely, all rubbish all utilize, and handle thoroughly;
2, innoxious production does not produce and oozes drop liquid, no noxious gas emission;
3, not recyclable organic matter is made garbage derivatived fuel, realized recycling, the garbage derivatived fuel cost of preparation is low, is easy to store transportation, and can burns fully fast;
4, a large amount of inorganic matters and dregs are used for brickmaking, have realized industrialization production;
5, the present invention uses equipment few, and small investment is simple and practical, is convenient to safeguard;
6, the incinerator equipment of the present invention's use need not to add other fuel, and operating cost is low.
Description of drawings
Fig. 1 is the structural representation of refuse disposal installation tunnel furnace of the present invention.
The specific embodiment
Crude waste enters factory behind Weighing, unloads to rubbish sieve feed hopper, roughly selects through the rubbish sieve, sub-elect oversize bulk masonry and particle diameter greater than 300mm greatly enhance organic matter after, obtain the pre-sorting rubbish of screenings.
Particle diameter greatly enhances organic matter through shearing-crushing greater than 300mm's, is crushed to particle diameter and is not more than 100mm, returns the belt conveyor that has the permanent magnetism roller again, together enters rotary screen with the pre-sorting rubbish of screenings and sieves.
Collect stand-by from the particle diameter that the rotary screen screening obtains less than the screenings of 20mm, the above oversize of 20mm is loaded by the tunnel car, enters tunnel furnace inner chamber 6 from charging aperture 1, the control temperature at 250～300 ℃ with drying materials, discharge from discharging opening 7, enter pneumatic separation device again and carry out selection by winnowing.
The not recyclable combustible part that selection by winnowing goes out directly enters incinerator and burns, for the garbage disposal process provides energy; Remaining not recyclable combustible is broken into the 20mm particle diameter, makes garbage derivatived fuel with the encapsulation of vacuum plastic bag.The garbage derivatived fuel cost of manufacture of making like this is low, easier abundant burning.
The corruption that selection by winnowing goes out is planted organic matter and is directly entered the incinerator burning, for the garbage disposal process provides energy.
The light plastic that selection by winnowing goes out is after washing, and broken, dehydration enters plastic granulator and makes the regenerated plastics particle.Sewage after the washing is reused after the limewash clarification, enters the tunnel furnace dry for standby after the sludge dewatering that precipitates.
The heavy substance that selection by winnowing goes out comprises brick, stone, glass and metal etc., reclaim metal through magnetic separation, and after sorting out battery, the bulk masonry of roughly selecting out with rubbish sieve, the particle diameter that the rotary screen screening obtains mix less than screenings, the precipitating sludge of 20mm, enter tunnel furnace from charging aperture 1, through 600 ℃ of high-temperature sterilization sterilizations, discharge from discharging opening 7, be broken into the following particle diameter of 5mm, mix with cement and curing agent, be pressed into brick through brickmaking machine, steam curing 6h can check and dispatch from the factory.
Directly enter the garbage fuel that incinerator burns and in burning process, produce 850～1100 ℃ high-temperature flue gas, enter the exocoel 5 of tunnel furnace, and discharge, as thermal source heating bore 6 by high-temperature flue gas outlet 2 by high-temperature flue gas import 4.Be densely covered with air admission hole 8 in the bottom of tunnel furnace inner chamber 6, top has exhaust outlet 3 to link to each other with the incinerator overfire air fan, by regulating the overfire air fan flow, the temperature of control tunnel furnace inner chamber 6.The waste heat of being discharged by high-temperature flue gas outlet 2 and exhaust outlet 3 is used to heat waste heat boiler, makes high-temperature flue gas more than 600 ℃ below rapid drawdown to 230 within 1.8 seconds ℃, has avoided the generation of dioxin effectively.
Waste heat boiler after the heating produces a large amount of steam after absorbing heat, can be used for generating on the one hand, can be used for the maintenance of brickmaking on the one hand.
After flue gas after the cooling deacidifies through special water dust scrubber desulfurization, by the chimney qualified discharge.
Embodiment 2
Crude waste enters factory behind Weighing, unloads to rubbish sieve feed hopper, roughly selects through the rubbish sieve, sub-elect oversize bulk masonry and particle diameter greater than 300mm greatly enhance organic matter after, obtain the pre-sorting rubbish of screenings.
Particle diameter greatly enhances organic matter through shearing-crushing greater than 300mm's, is crushed to particle diameter and is not more than 100mm, returns the belt conveyor that has the permanent magnetism roller again, together enters rotary screen with the pre-sorting rubbish of screenings and sieves.
Collect stand-by from the particle diameter that the rotary screen screening obtains less than the screenings of 20mm, the above oversize of 20mm is loaded by the tunnel car, enters tunnel furnace inner chamber 6 from charging aperture 1, the control temperature at 250～300 ℃ with drying materials, discharge from discharging opening 7, enter pneumatic separation device again and carry out selection by winnowing.
The not recyclable combustible part that selection by winnowing goes out directly enters incinerator and burns, for the garbage disposal process provides energy; Remaining not recyclable combustible is broken into the 20mm particle diameter, makes garbage derivatived fuel with the encapsulation of vacuum plastic bag.The garbage derivatived fuel cost of manufacture of making like this is low, easier abundant burning.
The corruption that selection by winnowing goes out is planted organic matter and is mixed with the screenings of particle diameter less than 20mm, and the fertile fermentation process of broken laggard windrow is prepared also field.
The light plastic that selection by winnowing goes out is after washing, and broken, dehydration enters plastic granulator and makes the regenerated plastics particle.Sewage after the washing is reused after the limewash clarification, enters the tunnel furnace dry for standby after the sludge dewatering that precipitates.
The heavy substance that selection by winnowing goes out comprises brick, stone, glass and metal etc., reclaim metal through magnetic separation, and after sorting out battery, bulk masonry, the precipitating sludge roughly selected out with the rubbish sieve mix, and enter tunnel furnace from charging aperture 1, through 650 ℃ of high-temperature sterilization sterilizations, discharge from discharging opening 7, be broken into the following particle diameter of 5mm, mix with cement and curing agent, be pressed into brick through brickmaking machine, steam curing 4h can check and dispatch from the factory.
Directly enter the garbage fuel that incinerator burns and in burning process, produce 850～1100 ℃ high-temperature flue gas, enter the exocoel 5 of tunnel furnace, and discharge, as thermal source heating bore 6 by high-temperature flue gas outlet 2 by high-temperature flue gas import 4.Be densely covered with air admission hole 8 in the bottom of tunnel furnace inner chamber 6, top has exhaust outlet 3 to link to each other with the incinerator overfire air fan, by regulating the overfire air fan flow, the temperature of control tunnel furnace inner chamber 6.The waste heat of being discharged by high-temperature flue gas outlet 2 and exhaust outlet 3 is used for heating boiler, makes high-temperature flue gas more than 600 ℃ below rapid drawdown to 230 within 1.8 seconds ℃, has avoided the generation of dioxin effectively.
Waste heat boiler after the heating produces a large amount of steam after absorbing heat, can be used for generating on the one hand, can be used for the maintenance of brickmaking on the one hand.
After flue gas after the cooling deacidifies through special water dust scrubber desulfurization, by the chimney qualified discharge.
Claims (7)
1, a kind of city house refuse treatment method may further comprise the steps:
(1) primaryly advance factory's rubbish and carry out pre-sorting through the rubbish sieve, sub-elect bulk masonry and particle diameter greater than 300mm greatly enhance organic matter after obtain pre-sorting rubbish;
(2) after the bulk masonry fragmentation that sub-elects as brick-making raw material;
The organic matter that greatly enhances that (3) will sub-elect is broken into the material that particle diameter is not more than 100mm, after magnetic separation, mix with pre-sorting rubbish, sending 20～25mm rotary screen to sieves, screenings is used for after compost or the high-temperature sterilization as brick-making raw material, enter rubbish air blasting device after the oversize oven dry and carry out selection by winnowing, according to the proportion selection by winnowing of material go out heavy substance, organic matter, not recyclable combustible and light plastic are planted in corruption;
(4) heavy substance that goes out of selection by winnowing reclaims metal through magnetic separation, and sorts out high-temperature sterilization behind the battery, and is broken as brick-making raw material;
(5) corruption that goes out of selection by winnowing is planted organic matter and is used for compost or directly advances incinerator and burn;
(6) be used to prepare garbage derivatived fuel after the not recyclable combustible fragmentation that selection by winnowing goes out;
(7) light plastic that goes out of selection by winnowing is used to prepare plastic reclaimed particle.
2, city house refuse treatment method according to claim 1 is characterized in that all materials as brick-making raw material all need the high-temperature sterilization through 550～600 ℃, are broken into the material that granularity is not more than 5mm.
3, city house refuse treatment method according to claim 1 is characterized in that not recyclable combustible that selection by winnowing goes out is broken into granularity and is not more than 20mm, and packing is made garbage derivatived fuel.
4, city house refuse treatment method according to claim 1; it is characterized in that the light plastic that selection by winnowing goes out enters the plastic granulator granulation after washing, fragmentation, oven dry; sewage after the washing is through limewash clarification back repeated use, after the drying precipitate as brick-making raw material.
5, city house refuse treatment method according to claim 1 is characterized in that all bake out temperatures of material all are controlled at 250～300 ℃.
6, a kind for the treatment of apparatus that is used for the described city house refuse treatment method of claim 1, it is a tunnel furnace, be made up of inner chamber (6) and exocoel (5), exocoel (5) is the transition high-temperature flue, and its top is respectively arranged with high-temperature flue gas import (4) and high-temperature flue gas outlet (2); The both sides of inner chamber (6) are provided with and extraneous charging aperture (1) and the discharging opening (7) that communicates, and are densely covered with air admission hole (8) in the bottom of inner chamber (6), and top is provided with exhaust outlet (3).
7, processor for urban domestic garbage according to claim 6 is characterized in that described exhaust outlet (3) links to each other with overfire air fan, and is provided with temperature indicator at exhaust outlet (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910074832A CN101612629A (en) | 2009-07-06 | 2009-07-06 | A kind of city house refuse treatment method and device thereof |
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| CN200910074832A CN101612629A (en) | 2009-07-06 | 2009-07-06 | A kind of city house refuse treatment method and device thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102303985A (en) * | 2011-09-16 | 2012-01-04 | 天津德为环保工程设备有限公司 | Method for preparing organic fertilizer from municipal domestic waste |
| CN102513335A (en) * | 2011-11-23 | 2012-06-27 | 余大刚 | Harmless environment protection treatment system for urban waste |
| CN103028595A (en) * | 2012-12-03 | 2013-04-10 | 周鼎力 | Energy utilization method for household garbage |
| CN104259180A (en) * | 2014-09-19 | 2015-01-07 | 韩进军 | Urban/rural domestic garbage treatment method and recycling movable product trailer |
| CN104890145A (en) * | 2015-06-10 | 2015-09-09 | 索秋明 | Steel-plastic separation and recovery device of steel-plastic composite board |
| CN105457992A (en) * | 2016-02-05 | 2016-04-06 | 孙金海 | Domestic waste treatment method and device |
| CN106336926A (en) * | 2016-10-25 | 2017-01-18 | 湖南万容科技股份有限公司 | Waste plastic derived fuel preparation system and waste plastic derived fuel preparation method |
| CN109985892A (en) * | 2019-03-25 | 2019-07-09 | 中材国际环境工程（北京）有限公司 | A system for full recycling and processing of municipal solid waste and its processing method |
| CN111282951A (en) * | 2019-12-27 | 2020-06-16 | 庞强 | Landfill stale refuse treatment system and method |
| CN112845496A (en) * | 2020-12-16 | 2021-05-28 | 王雪荣 | Comprehensive treatment and utilization technology for municipal domestic waste |
| CN118256290A (en) * | 2024-03-15 | 2024-06-28 | 瑞邦环境治理(广东)有限公司 | Efficient preparation process of refuse derived fuel |
-
2009
- 2009-07-06 CN CN200910074832A patent/CN101612629A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102303985A (en) * | 2011-09-16 | 2012-01-04 | 天津德为环保工程设备有限公司 | Method for preparing organic fertilizer from municipal domestic waste |
| CN102513335A (en) * | 2011-11-23 | 2012-06-27 | 余大刚 | Harmless environment protection treatment system for urban waste |
| CN103028595A (en) * | 2012-12-03 | 2013-04-10 | 周鼎力 | Energy utilization method for household garbage |
| CN104259180A (en) * | 2014-09-19 | 2015-01-07 | 韩进军 | Urban/rural domestic garbage treatment method and recycling movable product trailer |
| CN104890145A (en) * | 2015-06-10 | 2015-09-09 | 索秋明 | Steel-plastic separation and recovery device of steel-plastic composite board |
| CN105457992A (en) * | 2016-02-05 | 2016-04-06 | 孙金海 | Domestic waste treatment method and device |
| CN106336926A (en) * | 2016-10-25 | 2017-01-18 | 湖南万容科技股份有限公司 | Waste plastic derived fuel preparation system and waste plastic derived fuel preparation method |
| CN109985892A (en) * | 2019-03-25 | 2019-07-09 | 中材国际环境工程（北京）有限公司 | A system for full recycling and processing of municipal solid waste and its processing method |
| CN111282951A (en) * | 2019-12-27 | 2020-06-16 | 庞强 | Landfill stale refuse treatment system and method |
| CN111282951B (en) * | 2019-12-27 | 2024-10-25 | 庞晓虎 | Landfill stale garbage treatment system and method |
| CN112845496A (en) * | 2020-12-16 | 2021-05-28 | 王雪荣 | Comprehensive treatment and utilization technology for municipal domestic waste |
| CN118256290A (en) * | 2024-03-15 | 2024-06-28 | 瑞邦环境治理(广东)有限公司 | Efficient preparation process of refuse derived fuel |
| CN118256290B (en) * | 2024-03-15 | 2024-09-03 | 瑞邦环境治理(广东)有限公司 | Efficient preparation process of refuse derived fuel |
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Open date: 20091230 |