CN113210395B - Ultra-large type intermediate frequency sintering household garbage treatment system and process flow thereof - Google Patents
Ultra-large type intermediate frequency sintering household garbage treatment system and process flow thereof Download PDFInfo
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- CN113210395B CN113210395B CN202110280300.XA CN202110280300A CN113210395B CN 113210395 B CN113210395 B CN 113210395B CN 202110280300 A CN202110280300 A CN 202110280300A CN 113210395 B CN113210395 B CN 113210395B
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 79
- 238000005245 sintering Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 130
- 239000002184 metal Substances 0.000 claims abstract description 130
- 239000000779 smoke Substances 0.000 claims abstract description 68
- 239000000428 dust Substances 0.000 claims abstract description 40
- 239000008187 granular material Substances 0.000 claims abstract description 30
- 230000006698 induction Effects 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 10
- 239000003337 fertilizer Substances 0.000 claims description 9
- 238000004321 preservation Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
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- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000000919 ceramic Substances 0.000 abstract description 5
- 239000011521 glass Substances 0.000 abstract description 4
- 229910021645 metal ion Inorganic materials 0.000 abstract description 4
- 238000004043 dyeing Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000002609 medium Substances 0.000 description 13
- 239000007789 gas Substances 0.000 description 11
- 239000002699 waste material Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000002920 hazardous waste Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
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- 238000010438 heat treatment Methods 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000149 chemical water pollutant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012526 feed medium Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 239000010806 kitchen waste Substances 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- 238000003860 storage Methods 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F11/00—Other organic fertilisers
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention belongs to the technical field of environmental protection, and particularly relates to an ultra-large type intermediate frequency sintering household garbage treatment system and a process flow thereof. Comprises a jaw type tearing machine, a granule conveying device, a granule conveying pipe, a feeding device, a free falling belt continuous feeding medium-frequency metal pipe furnace, a free falling medium-frequency metal pipe furnace, a smoke dust centralized collecting pipe and a garbage ash collecting container; the jaw type tearing machine, the aggregate conveying device, the aggregate conveying pipe, the feeding device and the free falling body medium-frequency metal pipe furnace are sequentially connected; the free falling body medium frequency metal tube furnace is positioned above the free falling body medium frequency metal tube furnace. The invention has the characteristics of saving the manufacturing cost and the production cost, having strong reliability, realizing automatic continuous feeding and fully contacting the garbage with the temperature field. The furnace ash sintered by the invention is in a glass state and a ceramic state, can permanently solidify metal ions, and cannot cause secondary life dyeing.
Description
Technical Field
The invention belongs to the technical field of environmental protection, and particularly relates to an ultra-large intermediate frequency sintering household garbage treatment system and a process flow thereof.
Background
At present, cities are getting bigger and bigger in scale, the living quality is getting higher and higher, and the quantity of domestic garbage is also getting more and more. The biggest problem in the current domestic garbage treatment process is the pollution of heavy metal ions to the environment. If the waste incineration power generation, a certain amount of heavy metal ions are contained in the generated dust, and the generated dust is sealed by glue aiming at the heavy metal ions, so that the secondary pollution is avoided. However, after a long time, the glue is easy to weather, and heavy metal pollution can be recovered.
Aiming at the problems, high-temperature plasma sintering equipment is mainly adopted at present to solve the problems. However, the problem is solved by using high-temperature plasma sintering equipment, and the problems of huge resource investment, high maintenance cost, discontinuous garbage treatment, low treatment capacity and incapability of meeting the requirement of household garbage treatment exist.
Therefore, it is necessary to design a domestic garbage disposal system which can save manufacturing cost and production cost, has strong reliability and can make garbage fully contact with a temperature field.
For example, the method and system for completely recycling domestic garbage described in chinese patent application No. CN201610386228.8 includes: a garbage unloading, temporary storage and feeding treatment process; a waste sorting process for sorting waste into: organic biomass kitchen waste components, waste plastic components, combustible components, inorganic components and hazardous waste; the organic biomass is subjected to hydrolysis and decomposition treatment; preparing and treating organic fertilizer; preparing and treating a regenerated plastic raw material; combustible treatment and pyrolysis gasification treatment processes; preparing and treating inorganic salt sintered ceramsite; a contaminated gas treatment process for recovering and treating contaminated gases released from other processes; water-saving sewage and landfill leachate treatment processes, which are used for recycling and treating wastewater generated in other processes; and a hazardous waste treatment process for treating hazardous waste. Although zero emission in the garbage treatment process can be realized, the environment-friendly requirement is met, and a new means is created for the social renewable resource field, the system has the defect that the garbage feeding process is discontinuous, so that the efficiency of the system for treating the household garbage is low.
Disclosure of Invention
The invention provides an ultra-large intermediate frequency sintering domestic garbage treatment system and a process flow thereof, which aim to overcome the problems of huge resource investment, high maintenance cost, discontinuous garbage treatment, low treatment capacity and incapability of meeting the domestic garbage treatment requirement in the prior art that high-temperature plasma sintering equipment is adopted to treat domestic garbage, save the manufacturing cost and the production cost, have strong reliability, realize automatic continuous feeding and ensure that the garbage can be fully contacted with a temperature field.
In order to achieve the purpose of the invention, the invention adopts the following technical scheme:
the ultra-large medium-frequency sintering household garbage treatment system comprises a jaw type tearing machine, a granular material conveying device, a granular material conveying pipe, a feeding device, a free falling body belt continuous feeding medium-frequency metal pipe furnace, a free falling body medium-frequency metal pipe furnace, a smoke dust centralized collecting pipe and a garbage ash collecting container; the jaw type tearing machine, the aggregate conveying device, the aggregate conveying pipe, the feeding device and the free falling body medium-frequency metal pipe furnace are sequentially connected; the free falling body medium-frequency metal tube furnace is connected with the free falling body medium-frequency metal tube furnace through a garbage ash conveying pipeline; the free falling body intermediate frequency metal tube furnace is connected with a garbage ash collecting container; the smoke dust centralized collecting pipe is respectively connected with the free falling body medium-frequency metal pipe furnace and the free falling body medium-frequency metal pipe furnace; the free falling body medium-frequency metal tube furnace is positioned above the free falling body medium-frequency metal tube furnace.
Preferably, the building further comprises a first floor and a second floor; the granule conveying pipe and the smoke dust centralized collecting pipe respectively penetrate through a first floor slab and a second floor slab; the first floor and the second floor are both located above the ground and the second floor is located above the first floor.
Preferably, the jaw type tearing machine, the aggregate conveying device and the garbage ash collecting container are positioned on the ground; the free falling body medium frequency metal tube furnace is positioned on a floor slab; the feeding device and the free falling body medium-frequency metal tube furnace are positioned on the two layers of floor slabs.
Preferably, the free-fall belt continuous feeding intermediate frequency metal tube furnace comprises a first metal pipeline and a first induction coil arranged on the outer surface of the first metal pipeline; the first metal pipeline is provided with a garbage aggregate feeding port and a first smoke dust outlet; the free falling body belt continuous feeding medium-frequency metal tube furnace is connected with a feeding device through a garbage aggregate feeding port; the free falling body medium frequency metal tube furnace is connected with the smoke dust centralized collecting pipe through a first smoke dust gas outlet.
Preferably, a first heat-insulating layer is further arranged outside the first metal pipeline; a first smoke blocking ring is arranged between the first heat preservation layer and the first metal pipeline; the first smoke barrier is sleeved on the outer surface of the first metal pipeline.
Preferably, the free-fall intermediate frequency metal tube furnace comprises a second metal pipeline and a second induction coil arranged on the outer surface of the second metal pipeline; a second smoke outlet is formed in the second metal pipeline; the free falling body intermediate frequency metal tube furnace is connected with the smoke dust centralized collecting pipe through a second smoke dust gas outlet.
Preferably, a second heat-insulating layer is arranged outside the second metal pipeline; a second smoke blocking ring is arranged between the second heat insulation layer and the second metal pipeline; the second smoke-resistant ring is sleeved on the outer surface of the second metal pipeline.
Preferably, the bottom of the first metal pipeline and the bottom of the second metal pipeline are both provided with pipeline interface sealing devices for quick installation; and the first smoke and dust gas outlet and the second smoke and dust gas outlet are both provided with induced draft fans.
The invention also provides a process technology of the ultra-large intermediate frequency sintering household garbage treatment system, which comprises the following steps:
s1, shredding the household garbage into granules by a jaw type tearing machine, and conveying the granules to a feeding device through a granule conveying device and a granule conveying pipe;
s2, continuously feeding the garbage granules into a free falling body continuous feeding medium-frequency metal pipe furnace by the feeding device, preliminarily sintering the garbage granules in a medium-frequency thermal field, then freely falling the garbage granules into a free falling body medium-frequency metal pipe furnace of the next process through a garbage ash conveying pipeline, and further carrying out medium-frequency thermal field re-sintering;
and S3, discharging the material subjected to intermediate-frequency thermal field re-sintering to a garbage ash collecting container for subsequent use.
Preferably, the process of the ultra-large intermediate frequency sintering household garbage treatment system comprises a low-temperature plasma fertilizer making machine and further comprises the following steps:
and S4, conveying the flue gas generated in the primary sintering process of the medium-frequency thermal field and the flue gas generated in the secondary sintering process of the medium-frequency thermal field to a low-temperature plasma fertilizer making machine through a smoke dust concentrated collecting pipe to form the high-concentration organic water-soluble fertilizer.
Compared with the prior art, the invention has the beneficial effects that: (1) The invention adopts the working modes of free falling type particle suspension sintering, induced flue gas output, automatic feeding and continuous dynamic type sintering, and can treat 0.1-100 ten thousand tons of domestic garbage every day; (2) The invention can meet the scale requirements of various different cities, can realize modular combined installation and meet the permanent harmless treatment of different wastes; (3) The invention has the characteristics of saving the manufacturing cost and the production cost, having strong reliability, realizing automatic continuous feeding and fully contacting the garbage with a temperature field; (4) The furnace ash sintered by the invention is in a glass state and a ceramic state, can permanently solidify metal ions, and cannot cause secondary life dyeing.
Drawings
FIG. 1 is a schematic block diagram of an ultra-large intermediate frequency sintering household garbage disposal system according to the present invention;
FIG. 2 is a schematic view of a free fall belt continuous feed medium frequency metal tube furnace according to the present invention;
FIG. 3 is a schematic view of a free-fall IF metal tube furnace according to the present invention.
In the figure: jaw type tearing machine 1, aggregate conveying device 2, aggregate conveying pipe 3, feeding device 4, free falling body belt continuous feeding intermediate frequency metal pipe furnace 5, free falling body intermediate frequency metal pipe furnace 6, smoke dust centralized collecting pipe 7, garbage ash collecting container 8, one-layer floor 9, two-layer floor 10, first metal pipeline 11, first induction coil 12, garbage aggregate feeding port 13, first smoke dust gas outlet 14, first heat preservation layer 15, first smoke stopping ring 16, second metal pipeline 17, second induction coil 18, second smoke dust gas outlet 19, second heat preservation layer 20, second smoke stopping ring 21, pipeline interface sealing device 22 and garbage ash conveying pipeline 23.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention, the following description will explain the embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
Example 1:
as shown in fig. 1, the ultra-large intermediate frequency sintering household garbage disposal system comprises a jaw type tearing machine 1, a granule conveying device 2, a granule conveying pipe 3, a feeding device 4, a free falling body belt continuous feeding intermediate frequency metal pipe furnace 5, a free falling body intermediate frequency metal pipe furnace 6, a smoke dust centralized collecting pipe 7 and a garbage ash collecting container 8; the jaw type tearing machine, the aggregate conveying device, the aggregate conveying pipe, the feeding device and the free falling body medium-frequency metal pipe furnace are sequentially connected; the free falling body medium frequency metal tube furnace is connected with the free falling body medium frequency metal tube furnace through a garbage ash conveying pipeline 23; the free falling body intermediate frequency metal tube furnace is connected with a garbage ash collecting container; the smoke dust centralized collecting pipe is respectively connected with the free falling body medium frequency metal tube furnace and the free falling body medium frequency metal tube furnace; the free falling body medium frequency metal tube furnace is positioned above the free falling body medium frequency metal tube furnace.
Further, the building structure also comprises a first floor 9 and a second floor 10; the granule conveying pipe and the smoke dust centralized collecting pipe respectively penetrate through a first floor slab and a second floor slab; the first floor and the second floor are both located above the ground, and the second floor is located above the first floor. The aggregate conveying pipe is positioned on the left side of the first floor and the second floor, and the smoke dust collecting and collecting pipe is positioned on the right side of the first floor and the second floor.
Further, the jaw type tearing machine, the aggregate conveying device and the garbage ash collecting container are positioned on the ground; the free-falling medium-frequency metal tube furnace is positioned on a floor slab; the feeding device and the free falling body medium-frequency metal tube furnace are positioned on the two layers of floor slabs. And the free-falling medium-frequency metal tube furnace are in height difference in the vertical height so as to realize the free-falling continuous feeding of the material.
Further, as shown in fig. 2, the free falling body belt continuous feeding intermediate frequency metal tube furnace comprises a first metal pipeline 11 and a first induction coil 12 arranged on the outer surface of the first metal pipeline; the first metal pipeline is provided with a garbage aggregate feeding hole 13 and a first smoke dust outlet 14; the free falling body belt continuous feeding medium-frequency metal tube furnace is connected with a feeding device through a garbage aggregate feeding port; the free falling body medium frequency metal tube furnace is connected with the smoke dust centralized collecting pipe through a first smoke dust gas outlet. The first induction coil is connected with the medium-frequency power supply and used for inductively heating the first metal pipeline.
Wherein, first induction coil is the metal pipe form, and inside cavity is used water in the first induction coil to carry out cold and is confirmed, and cold and confirmed water links to each other with plus refrigerating plant, ensures that first induction coil can cool down.
Further, a first heat preservation layer 15 is arranged outside the first metal pipeline; a first smoke blocking ring 16 is arranged between the first heat preservation layer and the first metal pipeline; the first smoke-resistant ring is sleeved on the outer surface of the first metal pipeline. And the first heat preservation layer is used for forming negative pressure in the metal tube furnace so that smoke cannot flow back. The first smoke blocking ring is used for preventing ash generated after the garbage granules are sintered from blocking the pipe orifice of the first metal pipeline.
Further, as shown in fig. 3, the free-fall intermediate frequency metal tube furnace comprises a second induction coil 18 arranged on the outer surface of the second metal pipeline 17; a second smoke outlet 19 is arranged on the second metal pipeline; the free falling body intermediate frequency metal tube furnace is connected with the smoke dust centralized collecting pipe through a second smoke dust outlet. The second induction coil is also connected with the medium-frequency power supply and used for inductively heating the second metal pipeline.
The second induction coil is also in a metal tube shape and is hollow inside, water is used for cooling in the second induction coil, and the cooled water is connected with an additional refrigerating device to ensure that the second induction coil can be cooled.
Further, a second insulating layer 20 is arranged outside the second metal pipeline; a second smoke blocking ring 21 is arranged between the second heat insulation layer and the second metal pipeline; the second smoke-resistant ring is sleeved on the outer surface of the second metal pipeline. The second heat-insulating layer has the same action as the first heat-insulating layer and is used for forming negative pressure in the metal tube furnace so that smoke cannot flow back. The second smoke blocking ring is used for preventing ash generated after the garbage particles are sintered from blocking the pipe orifice of the second metal pipeline.
Further, the bottom of the first metal pipeline and the bottom of the second metal pipeline are both provided with pipeline interface sealing devices 22 for quick installation; and the first smoke and dust gas outlet and the second smoke and dust gas outlet are both provided with induced draft fans.
In fig. 3, a pipe joint sealing device for quick installation is also installed at the top of the second metal pipe, so that a plurality of metal pipes can be quickly connected with each other. The first metal pipeline and the second metal pipeline are both provided with no furnace bottom, and the pipeline interface sealing device arranged between the metal pipelines can realize convenient and quick installation. The draught fan is used for blowing air to guide smoke dust to enter the smoke dust centralized collecting pipe, so that the smoke dust is convenient to collect, and resources are utilized to the maximum extent.
Example 2:
the difference from the embodiment 1 is that the embodiment 2 comprises a plurality of free falling body medium frequency metal tube furnaces as shown in figure 3. All the free-fall intermediate frequency metal tube furnaces are installed in series in the vertical direction. And a plurality of layers of floor slabs are also arranged between the aggregate conveying pipe and the smoke dust centralized collecting pipe, and each free-falling body medium-frequency metal pipe furnace is correspondingly placed on the floor slabs of different layers.
The design of this embodiment can carry out many times of the re-sintering to the garbage ash particles until the metal ions and other inorganic materials are sintered into glass or ceramic state, become permanent harmless materials, discharge into the garbage ash collecting container, and then be used as building materials.
Based on the embodiment 1, the invention also provides a process technology of the ultra-large intermediate frequency sintering household garbage treatment system, which comprises the following steps:
s1, shredding the household garbage into granules by a jaw type tearing machine, and conveying the granules to a feeding device through a granule conveying device and a granule conveying pipe;
s2, continuously feeding the garbage particles into a free falling body continuous feeding medium-frequency metal tube furnace by the feeding device, performing primary sintering in a medium-frequency thermal field, then freely falling into a free falling body medium-frequency metal tube furnace of the next process through a garbage ash conveying pipeline, and further performing intermediate-frequency thermal field re-sintering;
and S3, discharging the material subjected to intermediate-frequency thermal field re-sintering to a garbage ash collecting container for subsequent use.
Further, the process technology of the ultra-large intermediate frequency sintering household garbage treatment system comprises a low-temperature plasma fertilizer making machine and further comprises the following steps:
and S4, conveying the smoke generated in the primary sintering process of the medium-frequency thermal field and the smoke generated in the secondary sintering process of the medium-frequency thermal field to a low-temperature plasma fertilizer making machine through a smoke concentrated collecting pipe to form the high-concentration organic water-soluble fertilizer.
The invention can be configured with the hearth diameter of the metal pipeline furnace, the induction coils with different diameters and the medium-frequency power supplies with different powers and a plurality of groups of metal pipeline furnaces which are installed in series according to the requirement of municipal solid waste treatment.
The free falling body medium frequency metal tube furnace and the free falling body medium frequency metal tube furnace adopted in the invention are medium frequency sintering furnaces. The intermediate frequency sintering furnace has two remarkable characteristics: firstly, the process is ultra-stable and reliable; secondly, the temperature field has concentrated temperature and stable parameters, and reaches the vitrification and ceramic sintering temperature of inorganic materials.
On the basis of keeping the characteristics of the intermediate frequency sintering furnace, the invention changes the process that the intermediate frequency sintering furnace can only sinter materials statically within a certain time into continuous feeding, continuous multi-furnace series connection sintering materials and continuous ash discharge running water type operation, so that huge amounts of garbage can be treated harmlessly.
The invention adopts a free falling type pellet suspension sintering, induced air type smoke output, automatic feeding and continuous dynamic sintering working mode, and can process 0.1-100 ten thousand tons of domestic garbage every day; the invention can meet the scale requirements of various different cities, can realize modular combined installation and meet the requirement of permanent harmless treatment of different wastes; the invention has the characteristics of saving the manufacturing cost and the production cost, having strong reliability, realizing automatic continuous feeding and fully contacting the garbage with a temperature field; the furnace ash sintered by the invention is in a glass state and a ceramic state, can permanently solidify metal ions, and cannot cause secondary life dyeing.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing has outlined rather broadly the preferred embodiments and principles of the present invention and it will be appreciated that those skilled in the art may devise variations of the present invention that are within the spirit and scope of the appended claims.
Claims (3)
1. The ultra-large intermediate frequency sintering household garbage treatment system is characterized by comprising a jaw type tearing machine, a granular material conveying device, a granular material conveying pipe, a feeding device, a free falling body intermediate frequency metal pipe furnace with continuous feeding, a free falling body intermediate frequency metal pipe furnace, a smoke dust centralized collecting pipe and a garbage ash collecting container; the jaw type tearing machine, the aggregate conveying device, the aggregate conveying pipe, the feeding device and the free falling belt continuous feeding medium-frequency metal tube furnace are sequentially connected; the free falling body medium frequency metal tube furnace is connected with the free falling body medium frequency metal tube furnace through a garbage ash conveying pipeline; the free falling body intermediate frequency metal tube furnace is connected with a garbage ash collecting container; the smoke dust centralized collecting pipe is respectively connected with the free falling body medium frequency metal tube furnace and the free falling body medium frequency metal tube furnace; the free falling body medium frequency metal tube furnace is positioned above the free falling body medium frequency metal tube furnace;
the free falling body belt continuous feeding medium-frequency metal tube furnace comprises a first metal pipeline and a first induction coil arranged on the outer surface of the first metal pipeline; the first metal pipeline is provided with a garbage aggregate feeding port and a first smoke dust outlet; the free falling body belt continuous feeding medium-frequency metal tube furnace is connected with a feeding device through a garbage aggregate feeding port; the free falling body medium-frequency metal tube furnace is connected with the smoke dust centralized collecting pipe through a first smoke dust gas outlet;
a first heat preservation layer is arranged outside the first metal pipeline; a first smoke blocking ring is arranged between the first heat preservation layer and the first metal pipeline; the first smoke barrier is sleeved on the outer surface of the first metal pipeline;
the free-falling medium-frequency metal tube furnace comprises a second metal pipeline and a second induction coil arranged on the outer surface of the second metal pipeline; a second smoke outlet is arranged on the second metal pipeline; the free falling body medium frequency metal tube furnace is connected with the smoke dust centralized collecting pipe through a second smoke dust outlet;
a second heat-insulating layer is arranged outside the second metal pipeline; a second smoke blocking ring is arranged between the second heat insulation layer and the second metal pipeline; the second smoke barrier is sleeved on the outer surface of the second metal pipeline;
the bottom of the first metal pipeline and the bottom of the second metal pipeline are both provided with pipeline interface sealing devices for quick installation; the first smoke outlet and the second smoke outlet are both provided with induced draft fans;
the floor slab comprises a first floor slab and a second floor slab; the granule conveying pipe and the smoke dust centralized collecting pipe respectively penetrate through a first floor slab and a second floor slab; the first floor and the second floor are both positioned above the ground, and the second floor is positioned above the first floor;
the jaw type tearing machine, the aggregate conveying device and the garbage ash collecting container are positioned on the ground; the free falling body medium frequency metal tube furnace is positioned on a floor slab; the feeding device and the free falling body zone continuous feeding medium-frequency metal tube furnace are positioned on the second floor.
2. The process of the ultra-large intermediate frequency sintering household garbage treatment system based on claim 1 is characterized by comprising the following steps:
s1, crushing the household garbage into granules by a jaw type tearing machine, and conveying the granules to a feeding device through a granule conveying device and a granule conveying pipe;
s2, continuously feeding the garbage granules into a free falling body continuous feeding medium-frequency metal pipe furnace by the feeding device, preliminarily sintering the garbage granules in a medium-frequency thermal field, then freely falling the garbage granules into a free falling body medium-frequency metal pipe furnace of the next process through a garbage ash conveying pipeline, and further carrying out medium-frequency thermal field re-sintering;
and S3, discharging the material subjected to intermediate-frequency thermal field re-sintering to a garbage ash collecting container for subsequent use.
3. The process of the ultra-large intermediate frequency sintering household garbage treatment system based on claim 2, which comprises a low-temperature plasma fertilizer making machine, and is characterized by further comprising the following steps:
and S4, conveying the smoke generated in the primary sintering process of the medium-frequency thermal field and the smoke generated in the secondary sintering process of the medium-frequency thermal field to a low-temperature plasma fertilizer making machine through a smoke concentrated collecting pipe to form the high-concentration organic water-soluble fertilizer.
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| CN104263387A (en) * | 2014-09-30 | 2015-01-07 | 贝洪毅 | Airtight continuous feeding medium frequency biomass dry distillation garbage heating furnace |
| CN106493148A (en) * | 2016-10-21 | 2017-03-15 | 上海蓝州环保科技有限公司 | A kind of solid organic castoff gasification and melting circulating disposal process |
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| CN113210395A (en) | 2021-08-06 |
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