CN110842007A - Screening device and screening method for household garbage treatment - Google Patents
Screening device and screening method for household garbage treatment Download PDFInfo
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- CN110842007A CN110842007A CN201911123389.8A CN201911123389A CN110842007A CN 110842007 A CN110842007 A CN 110842007A CN 201911123389 A CN201911123389 A CN 201911123389A CN 110842007 A CN110842007 A CN 110842007A
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 102
- 238000012216 screening Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000007885 magnetic separation Methods 0.000 claims abstract description 44
- 239000002184 metal Substances 0.000 claims abstract description 41
- 229910052751 metal Inorganic materials 0.000 claims abstract description 41
- 239000004033 plastic Substances 0.000 claims abstract description 31
- 229920003023 plastic Polymers 0.000 claims abstract description 31
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000002699 waste material Substances 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims abstract description 15
- 229910052742 iron Inorganic materials 0.000 claims abstract description 10
- 150000002739 metals Chemical class 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims description 17
- 229910052755 nonmetal Inorganic materials 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 10
- 239000002023 wood Substances 0.000 claims description 5
- 230000001174 ascending effect Effects 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 239000010791 domestic waste Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 abstract description 4
- 239000008187 granular material Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005307 ferromagnetism Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010893 paper waste Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/78—Recycling of wood or furniture waste
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to the technical field of waste utilization auxiliary devices, in particular to a screening device and a screening method for household garbage treatment, which can roughly divide household garbage into iron, other metals, plastics, sawdust and other types, greatly improve the sorting efficiency and improve the garbage utilization rate; including first conveyer belt, the second conveyer belt, the third conveyer belt, the link joint conveyer belt, first magnetic separation device, the second magnetic separation device, the air separator, breaker and electrostatic separation machine, the output at first conveyer belt is installed to the link joint conveyer belt, and link joint conveyer belt surface is provided with the air outlet group, the slope of link joint conveyer belt, the link joint conveyer belt is close to top department and is provided with the air knife, the drop point department at the link joint conveyer belt is installed to the second conveyer belt, first magnetic separation device is installed in second conveyer belt top, the drop point department of second conveyer belt is provided with the mixing bunker, first magnetic separation device drop point department is provided with the metal storage bunker, the third conveyer belt is installed in the metal storage bunker.
Description
Technical Field
The invention relates to the technical field of waste utilization auxiliary devices, in particular to a screening device and a screening method for household garbage treatment.
Background
As is well known, with the rapid development of the socioeconomic progress of China and the rapid improvement of the living standard of people, the garbage generated in the urban production and living process is rapidly increased, and the domestic garbage occupies land, pollutes the environment and has more obvious influence on the health of people. The increasing of the amount of municipal domestic waste makes the waste treatment more and more difficult, and the problems of environmental pollution and the like caused by the increase gradually draw attention from all social circles. In China, to realize industrialization, resource utilization, reduction and harmlessness of municipal domestic garbage, domestic garbage which is mixed for collection, has low content and heat value of recoverable substances and high water content and biodegradable organic content of the garbage must be confronted.
The traditional process for separating plastics from municipal domestic waste is mainly a winnowing technology, the waste is thrown out from the high altitude by utilizing the characteristic that the plastics have lower quality compared with other waste components, and heavy waste and light waste are separated by utilizing the wind power in the process, so that the purpose of separation is achieved. However, because the garbage is very complex in composition, it contains a large amount of materials with similar density to plastics, such as paper, wood chips, etc., and plastics are often mixed with the garbage, and metals, etc., the simple air separation method has low separation efficiency, and the metals and plastics cannot be completely separated. Therefore, a screening apparatus for treating domestic garbage is required to solve the above problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides a screening device and a screening method for treating household garbage, which can roughly divide the household garbage into iron, other metals, plastics, sawdust and other types, greatly improve the sorting efficiency and improve the garbage utilization rate.
The invention relates to a screening device for treating household garbage, which comprises a first conveying belt, a second conveying belt, a third conveying belt, a chain plate conveying belt, a first magnetic separation device, a second magnetic separation device, a winnowing machine, a crusher and an electrostatic separator, wherein the chain plate conveying belt is arranged at the output end of the first conveying belt, an air outlet hole group is arranged on the surface of the chain plate conveying belt, the chain plate conveying belt is inclined, an air knife is arranged at the position, close to the top, of the chain plate conveying belt, the second conveying belt is arranged at the falling point of the chain plate conveying belt, the first magnetic separation device is arranged above the second conveying belt, a mixing bin is arranged at the falling point of the second conveying belt, a metal bin is arranged at the falling point of the first magnetic separation device, the third conveying belt is arranged below the metal bin, the second magnetic separation device is arranged above the second, second magnetic separation device department is provided with the iron storage bin, the breaker is installed in the mixing bunker below, the air separator is installed at the breaker output, and the air separator output is provided with heavy matter rubbish feed bin and light rubbish feed bin, the electrostatic separation machine is installed at light rubbish feed bin output, and the electrostatic separation machine output is provided with plastics feed bin and saw-dust feed bin.
The screening device for treating the household garbage comprises a first magnetic separation device and a second magnetic separation device, wherein the first magnetic separation device comprises a first conveying belt, a permanent magnet and a first electromagnet are arranged at the position close to the bottom of the first conveying belt, and the first conveying belt is an armored belt.
The second magnetic separation device comprises a fifth conveying belt, a second electromagnet is arranged at a position close to the bottom of the fifth conveying belt, and the fifth conveying belt is an armored belt.
The screening device for treating the household garbage comprises a transition bin, a sixth conveying belt and a blowing nozzle group, wherein the transition bin is arranged right below a crusher, the sixth conveying belt is arranged right below the transition bin, and the blowing nozzle group is arranged at the output end of the sixth conveying belt.
According to the screening device for treating the household garbage, the input end of the air knife is communicated with an external hot air source.
According to the screening device for treating the household garbage, the sorting tables are arranged on two sides of the first conveying belt.
The invention relates to a screening method of a screening device for treating household garbage, which comprises the following steps: s1 garbage dispersion: placing the garbage on a first conveying belt, primarily sorting at sorting tables on two sides, sorting out large metal blocks, moving the sorted garbage to a chain plate conveying belt along the first conveying belt, blowing hot air to the garbage by an air knife to float and dry the garbage, and moving the scattered garbage to a second conveying belt along the chain plate conveying belt; s2 first magnetic sorting: the garbage moves along the second conveying belt and is divided into metal garbage and non-metal garbage after passing through the first magnetic separation device; s3, magnetic separation for the second time: the metal garbage moves along the third conveyer belt and is separated into iron and other metals after passing through the second magnetic separation device; s4 crushing: the nonmetal waste is further screened by a winnowing machine after being crushed by a crusher, high-density particles and low-density particles are separated under the wind action of ascending air flow below, the low-density particles fall into a light garbage bin, and the high-density particles fall into a heavy garbage bin; s5 electrostatic separation: and (3) conveying the low-density particles obtained by sorting to an electrostatic sorting machine, separating the plastic from the non-plastic garbage by utilizing the difference of electric charges generated after the non-plastic light garbage is rubbed with the plastic, enabling the plastic garbage to fall into a plastic bin, and enabling the rest garbage to fall into a wood chip bin.
Compared with the prior art, the invention has the beneficial effects that: this device is at first broken up and dry with rubbish, make metal and nonmetal be in the dispersed state, then make metal and nonmetal separation come through magnetic separation for the first time, metal product further divide into ironwork and other metal product after the magnetic separation for the second time, nonmetal product is at first divided into high density granule and low density granule by the air separator after the breaker is broken, the low density granule is divided into plastics and wastepaper saw-dust etc. after further sorting through electrostatic separation machine, sorting efficiency is greatly improved, the rubbish utilization ratio has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the drawings, the reference numbers: 1. a first conveyor belt; 2. a second conveyor belt; 3. a third conveyor belt; 4. a chain plate conveyor belt; 5. a first magnetic separation device; 6. a second magnetic separation device; 7. a winnowing machine; 8. a crusher; 9. an electrostatic classifier; 10. an air knife; 11. a mixing bin; 12. a metal bin; 13. other metal bins; 14. an iron storage bin; 15. a heavy garbage bin; 16. a light garbage bin; 17. a plastic bin; 18. a wood chip bin; 19. a fourth conveyor belt; 20. a permanent magnet; 21. a first electromagnet; 22. a fifth conveyor belt; 23. a second electromagnet; 24. a transition bin; 25. a sixth conveyor belt; 26. an air blowing nozzle.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in figure 1, the screening device for treating the household garbage comprises a first conveying belt 1, a second conveying belt 2, a third conveying belt 3, a chain plate conveying belt 4, a first magnetic separation device 5, a second magnetic separation device 6, a winnowing machine 7, a crusher 8 and an electrostatic sorting machine 9, wherein the chain plate conveying belt 4 is arranged at the output end of the first conveying belt 1, the surface of the chain plate conveying belt 4 is provided with an air outlet group, the chain plate conveying belt 4 is inclined, an air knife 10 is arranged at the position, close to the top, of the chain plate conveying belt 4, the second conveying belt 2 is arranged at the falling point of the chain plate conveying belt 4, the first magnetic separation device 5 is arranged above the second conveying belt 2, a mixing bin 11 is arranged at the falling point of the second conveying belt 2, a metal bin 12 is arranged at the falling point of the first magnetic separation device 5, the third conveying belt 3 is arranged below the metal bin 12, the, the second conveyor belt 2 is provided with other metal bins 13 at the falling point, the second magnetic separation device 6 is provided with an iron bin 14, the crusher 8 is arranged below the mixed bin 11, the air separator 7 is arranged at the output end of the crusher 8, the output end of the air separator 7 is provided with a heavy garbage bin 15 and a light garbage bin 16, the electrostatic separator 9 is arranged at the output end of the light garbage bin 16, and the output end of the electrostatic separator 9 is provided with a plastic bin 17 and a sawdust bin 18; this device is at first broken up and dry with rubbish, make metal and nonmetal be in the dispersed state, then make metal and nonmetal separation come through magnetic separation for the first time, metal product further divide into ironwork and other metal product after the magnetic separation for the second time, nonmetal product is at first divided into high density granule and low density granule after the breaker is broken, the low density granule is divided into plastics and wastepaper saw-dust etc. after further sorting through electrostatic separation machine, sorting efficiency is greatly improved, the rubbish utilization ratio has been improved.
The invention relates to a screening device for treating household garbage, wherein a first magnetic separation device 5 comprises a fourth conveyer belt 19, a permanent magnet 20 and a first electromagnet 21 are arranged at the position close to the bottom of the fourth conveyer belt 19, and the fourth conveyer belt 19 adopts an armored belt; the armor formula belt can effectively prevent sharp-pointed ferromagnetism debris to the harm of belt, and when metal product passed through permanent magnet and first electro-magnet below, magnetic substance was adsorbed on the fourth conveyer belt, when moving to the district magnetism, and is automatic to drop.
According to the screening device for treating the household garbage, the second magnetic separation device 6 comprises a fifth conveying belt 22, a second electromagnet 23 is arranged at the position close to the bottom of the fifth conveying belt 22, and the fifth conveying belt 22 is an armored belt; armor formula belt can effectively prevent the harm of sharp-pointed ferromagnetism debris to the belt, and when metal product passed through permanent magnet and first electro-magnet below, iron was adsorbed on the fifth conveyer belt, when moving to the district magnetism, and is automatic to drop.
The invention relates to a screening device for treating household garbage, wherein a winnowing machine 7 comprises a transition bin 24, a sixth conveying belt 25 and a blowing nozzle 26 group, the transition bin 24 is arranged right below a crusher 8, the sixth conveying belt 25 is arranged right below the transition bin 24, and the blowing nozzle 26 group is arranged at the output end of the sixth conveying belt 25; the sixth conveying belt is obliquely arranged, the crushed garbage flows to the air blowing nozzle along the sixth conveying belt, and the ascending air flow divides the crushed garbage into high-density particles and low-density particles.
According to the screening device for treating the household garbage, the input end of the air knife 10 is communicated with an external hot air source; the air knife blows out hot air, so that the garbage is scattered on one hand, and the garbage is dried on the other hand, and the moisture of the garbage is reduced.
According to the screening device for treating the household garbage, sorting tables are arranged on two sides of the first conveying belt 1; two persons are arranged to sort out large metal products inside the garbage at the sorting table respectively, so that the large metal products are prevented from entering the crusher.
The invention relates to a screening method of a screening device for treating household garbage, which comprises the following steps: s1 garbage dispersion: placing the garbage on a first conveying belt 1, primarily sorting the garbage at sorting tables on two sides, sorting out large metal products, preventing the large metal products from entering a crusher, moving the sorted garbage to a chain plate conveying belt 4 along the first conveying belt 1, blowing hot air to the garbage by an air knife 10 to enable the garbage to float and dry, and moving the scattered garbage to a second conveying belt 2 along the chain plate conveying belt 4; s2 first magnetic sorting: the garbage moves along the second conveyer belt 2 and is divided into metal garbage and non-metal garbage after passing through the first magnetic separation device 5; s3, magnetic separation for the second time: the metal garbage moves along the third conveyer belt 3 and is separated into iron and other metals after passing through the second magnetic separation device 6; s4 crushing: the non-metal garbage is further screened by a winnowing machine 7 after being crushed by a crusher 8, high-density particles and low-density particles are separated under the wind action of ascending air flow below, the low-density particles fall into a light garbage bin 16, and the high-density particles fall into a heavy garbage bin 15; s5 electrostatic separation: the low-density particles obtained by sorting are conveyed to an electrostatic sorting machine 9, plastics and non-plastic wastes are separated by utilizing the difference of electric charges generated after the non-plastic light wastes and the plastics are rubbed, the plastic wastes fall into a plastic bin 17, and the rest wastes fall into a wood chip bin 18.
The screening device and the screening method for treating the household garbage are characterized in that the installation mode, the connection mode or the arrangement mode of all the components are welding, riveting or other common mechanical modes, wherein the slidable/rotatable fixing mode is that the components do not fall off in the sliding/rotating state, the two connecting pieces are communicated and simultaneously sealed in a sealing communication mode, the specific structures, the models and the coefficient indexes of all the components are self-contained technologies, the components can be implemented as long as the beneficial effects of the components can be achieved, all the power utilization modules and the electric appliances are common electric appliances in the market, the power utilization modules and the electric appliances can be used only by being electrically connected with each other according to the use instructions bought back together when the power utilization modules and the electric appliances are bought for use, and the control modules are common self-contained modules, so the details are not repeated.
In the screening apparatus and the screening method for treating domestic garbage according to the present invention, unless otherwise specified, the directional terms included in the terms "upper, lower, left, right, front, rear, inner, outer, vertical and horizontal" and the like only represent the direction of the term in a normal use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the term, and the series of terms such as "first", "second" and "third" do not represent a specific number or order and are used only for name differentiation, and the terms "include", "include" or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed, or also includes such a process, method, article or apparatus including such a series of elements, An article or an apparatus.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A screening device for treating household garbage is characterized by comprising a first conveying belt (1), a second conveying belt (2), a third conveying belt (3), a chain plate conveying belt (4), a first magnetic separation device (5), a second magnetic separation device (6), a winnowing machine (7), a crusher (8) and an electrostatic separator (9), wherein the chain plate conveying belt (4) is installed at the output end of the first conveying belt (1), an air outlet hole group is arranged on the surface of the chain plate conveying belt (4), the chain plate conveying belt (4) is inclined, an air knife (10) is arranged at the position, close to the top, of the chain plate conveying belt (4), the second conveying belt (2) is installed at the falling point of the chain plate conveying belt (4), the first magnetic separation device (5) is installed above the second conveying belt (2), a mixing bin (11) is arranged at the falling point of the second conveying belt (2), a metal bin (12) is arranged at the falling point of the first magnetic separation device (5, third conveyer belt (3) are installed in metal feed bin (12) below, second magnetic separation device (6) are installed in second conveyer belt (2) top, and second conveyer belt (2) placement department is provided with other metal feed bins (13), and second magnetic separation device (6) department is provided with iron feed bin (14), breaker (8) are installed in mixing bunker (11) below, install at breaker (8) output air separator (7), and air separator (7) output is provided with heavy garbage feed bin (15) and light garbage feed bin (16), install at light garbage feed bin (16) output electrostatic separation machine (9), and electrostatic separation machine (9) output is provided with plastics feed bin (17) and saw-dust feed bin (18).
2. The screening device for the household garbage disposal according to claim 1, wherein the first magnetic separation device (5) comprises a fourth conveyor belt (19), a permanent magnet (20) and a first electromagnet (21) are arranged near the bottom of the fourth conveyor belt (19), and the fourth conveyor belt (19) is an armored belt.
3. The screening device for the household garbage disposal according to claim 2, wherein the second magnetic separation device (6) comprises a fifth conveyor belt (22), a second electromagnet (23) is arranged near the bottom of the fifth conveyor belt (22), and the fifth conveyor belt (22) adopts an armored belt.
4. The screening apparatus for domestic waste treatment according to claim 3, wherein said air separator (7) comprises a transition bin (24), a sixth conveyor belt (25) and a blowing nozzle (26) set, the transition bin (24) is installed right below the crusher (8), the sixth conveyor belt (25) is located right below the transition bin (24), and the blowing nozzle (26) set is located at the output end of the sixth conveyor belt (25).
5. The screening apparatus for garbage disposal according to claim 4, wherein the input end of the air knife (10) is connected to an external hot air source.
6. The screening apparatus for garbage disposal according to claim 5, wherein the first conveyor belt (1) is provided with sorting tables at both sides thereof.
7. The screening method of the screening apparatus for garbage disposal according to any one of claims 1 to 6, comprising the steps of: s1 garbage dispersion: placing the garbage on a first conveying belt (1), primarily sorting the garbage at sorting tables on two sides, sorting out large metal blocks, moving the sorted garbage to a chain plate conveying belt (4) along the first conveying belt (1), blowing hot air to the garbage by an air knife (10) to enable the garbage to float and dry, and moving the dispersed garbage to a second conveying belt (2) along the chain plate conveying belt (4); s2 first magnetic sorting: the garbage moves along the second conveyer belt (2), and is divided into metal garbage and non-metal garbage after passing through the first magnetic separation device (5); s3, magnetic separation for the second time: the metal garbage moves along the third conveyer belt (3) and is separated into iron and other metals after passing through the second magnetic separation device (6); s4 crushing: the nonmetal waste is further screened by a winnowing machine (7) after being crushed by a crusher (8), high-density particles and low-density particles are separated under the wind action of ascending air flow below, the low-density particles fall into a light garbage bin (16), and the high-density particles fall into a heavy garbage bin (15); s5 electrostatic separation: and (3) conveying the low-density particles obtained by sorting to an electrostatic sorting machine (9), separating the plastics from the non-plastic wastes by utilizing the difference of electric charges generated after the non-plastic light wastes are rubbed with the plastics, enabling the plastic wastes to fall into a plastic bin (17), and enabling the rest wastes to fall into a wood chip bin (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911123389.8A CN110842007A (en) | 2019-11-16 | 2019-11-16 | Screening device and screening method for household garbage treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911123389.8A CN110842007A (en) | 2019-11-16 | 2019-11-16 | Screening device and screening method for household garbage treatment |
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| CN110842007A true CN110842007A (en) | 2020-02-28 |
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| CN201911123389.8A Pending CN110842007A (en) | 2019-11-16 | 2019-11-16 | Screening device and screening method for household garbage treatment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111659521A (en) * | 2020-05-25 | 2020-09-15 | 生态环境部华南环境科学研究所 | Multistage breaker is used in solid useless resourceful treatment |
| CN112828022A (en) * | 2021-03-04 | 2021-05-25 | 周海传 | An environmentally friendly household waste treatment device |
| CN112958454A (en) * | 2021-01-28 | 2021-06-15 | 福建名盛美洁环境工程有限公司 | Domestic waste classification retrieves innocent treatment system |
| CN113000547A (en) * | 2021-01-25 | 2021-06-22 | 福建名盛美洁环境工程有限公司 | River course rubbish cleans intelligent classification recovery unit |
| CN113405101A (en) * | 2021-06-22 | 2021-09-17 | 潍坊科技学院 | A incineration treatment facility for agricultural electrical's farming discarded object |
| CN115007601A (en) * | 2022-06-01 | 2022-09-06 | 浙江园冶环境科技有限公司 | Automatic organic refuse treatment system of classification |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4284683B2 (en) * | 2004-06-03 | 2009-06-24 | 株式会社ダイコー | Solid fuel facility |
| CN104226672A (en) * | 2014-07-25 | 2014-12-24 | 河南省洁苑环保科技有限公司 | Garbage sorting treatment method |
| CN206688897U (en) * | 2016-12-23 | 2017-12-01 | 格林美（武汉）城市矿产循环产业园开发有限公司 | A kind of waste electric wire retracting device |
| CN206868797U (en) * | 2017-05-18 | 2018-01-12 | 殷长海 | Municipal refuse recovery and processing system |
| CN108453946A (en) * | 2018-01-16 | 2018-08-28 | 北京建筑大学 | A kind of system for the separating plastic from municipal refuse |
-
2019
- 2019-11-16 CN CN201911123389.8A patent/CN110842007A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4284683B2 (en) * | 2004-06-03 | 2009-06-24 | 株式会社ダイコー | Solid fuel facility |
| CN104226672A (en) * | 2014-07-25 | 2014-12-24 | 河南省洁苑环保科技有限公司 | Garbage sorting treatment method |
| CN206688897U (en) * | 2016-12-23 | 2017-12-01 | 格林美（武汉）城市矿产循环产业园开发有限公司 | A kind of waste electric wire retracting device |
| CN206868797U (en) * | 2017-05-18 | 2018-01-12 | 殷长海 | Municipal refuse recovery and processing system |
| CN108453946A (en) * | 2018-01-16 | 2018-08-28 | 北京建筑大学 | A kind of system for the separating plastic from municipal refuse |
Non-Patent Citations (1)
| Title |
|---|
| 王桂英等: "《绿色包装》", 31 August 2016, 东北林业大学出版社 * |
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| CN111659521A (en) * | 2020-05-25 | 2020-09-15 | 生态环境部华南环境科学研究所 | Multistage breaker is used in solid useless resourceful treatment |
| CN113000547A (en) * | 2021-01-25 | 2021-06-22 | 福建名盛美洁环境工程有限公司 | River course rubbish cleans intelligent classification recovery unit |
| CN113000547B (en) * | 2021-01-25 | 2022-06-07 | 福建名盛美洁环境工程有限公司 | River course rubbish cleans intelligent classification recovery unit |
| CN112958454A (en) * | 2021-01-28 | 2021-06-15 | 福建名盛美洁环境工程有限公司 | Domestic waste classification retrieves innocent treatment system |
| CN112828022A (en) * | 2021-03-04 | 2021-05-25 | 周海传 | An environmentally friendly household waste treatment device |
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