CN109401809A - Device and method for preparing RDF-5 from household garbage - Google Patents
Device and method for preparing RDF-5 from household garbage Download PDFInfo
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- CN109401809A CN109401809A CN201811574318.5A CN201811574318A CN109401809A CN 109401809 A CN109401809 A CN 109401809A CN 201811574318 A CN201811574318 A CN 201811574318A CN 109401809 A CN109401809 A CN 109401809A
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- house refuse
- rdf
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- broken
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 185
- 238000001035 drying Methods 0.000 claims abstract description 61
- 239000002184 metal Substances 0.000 claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 239000002245 particle Substances 0.000 claims abstract description 22
- 238000002360 preparation method Methods 0.000 claims abstract description 16
- 238000007885 magnetic separation Methods 0.000 claims abstract description 15
- 239000000654 additive Substances 0.000 claims abstract description 12
- 238000004064 recycling Methods 0.000 claims abstract description 8
- 238000007493 shaping process Methods 0.000 claims description 17
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 12
- 230000000996 additive effect Effects 0.000 claims description 11
- 239000000428 dust Substances 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000005453 pelletization Methods 0.000 claims description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 2
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000004571 lime Substances 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 239000011575 calcium Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 24
- 229910052742 iron Inorganic materials 0.000 abstract description 13
- -1 iron metals Chemical class 0.000 abstract 2
- 239000000463 material Substances 0.000 description 18
- 230000008569 process Effects 0.000 description 11
- 239000000446 fuel Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000004744 fabric Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000010782 bulky waste Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical group [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- 239000006148 magnetic separator Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000021314 Palmitic acid Nutrition 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- NJFMNPFATSYWHB-UHFFFAOYSA-N ac1l9hgr Chemical compound [Fe].[Fe] NJFMNPFATSYWHB-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/46—Solid fuels essentially based on materials of non-mineral origin on sewage, house, or town refuse
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/08—Drying or removing water
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/28—Cutting, disintegrating, shredding or grinding
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/32—Molding or moulds
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses equipment and a preparation method for preparing RDF-5 from household garbage, and belongs to the technical field of garbage treatment. The equipment for preparing RDF-5 from the household garbage is provided with a feeding mechanism, a crushing mechanism, a drying mechanism, a winnowing mechanism, a magnetic separation mechanism and an RDF-5 forming mechanism, wherein the feeding mechanism conveys the household garbage to the crushing mechanism, the crushed household garbage is conveyed to the drying mechanism in sequence through the conveying mechanisms among the mechanisms to be dried to remove redundant moisture, and then the household garbage is separated into light combustible garbage and heavy garbage through the winnowing mechanism; the magnetic separation mechanism adsorbs iron metals in heavy garbage to realize recycling of the iron metals, and the RDF-5 forming mechanism adds a proper amount of additives into light combustible garbage to prepare RDF-5 particles.
Description
Technical field
The present invention relates to technical field of waste treatment, in particular to a kind of house refuse prepares the equipment and preparation of RDF-5
Method.
Background technique
With Chinese society, the fast development of economy and industry for many years, the quickening of urbanization process, urban population increases
Add, the big part Output of Domestic Waste such as sofa, mattress and discarded furniture also becomes increasing.If these big part house refuses
It is unable to volume reduction, innoxious and resource utilization, the harm of pollution and health of people to environment is got worse, while being occupied a large amount of
Place.These Bulky Wastes how are handled, the problem of test urban development is had become.
Big part house refuse is mainly based on wood, sponge, metal, glass, plastics, leather and fabric, the processing of rubbish
" three change " principle should be followed, i.e. " minimizing, recycling, innoxious ".Be in the prior art using Double-shaft shearing shredder come
Break process is carried out to big part house refuse, broken rubbish discharging size is big, strip of growing up, the substances quilt such as steel wire, metal
It is wrapped in cloth sponge, is crushed insufficient, it is not tiny enough to be crushed discharging, causes later period separation difficult；Additionally, due to life rubbish
Sping mattress is relatively more in rubbish, and spring steel wire is unable to fully be crushed, and length is long, is easy to be wrapped on main shaft, and be mingled with
At girff gap, main shaft clamping stagnation is caused, phenomena such as girff blocking, discharge port bridging, so that motor load is caused to increase, electric current
It steeply rises, tool wear is serious, influences the normal operation of equipment.After the incombustible such as metal are separated after broken, sorting,
Remaining combustible material is directly used in power generation by waste combustion or burns in cement kiln, but the calorific value that direct burning mode generates is low, and
And burning it is insufficient if generate dioxin, have the harm of secondary pollution to environment.Therefore, it invents a kind of by big part life rubbish
Rubbish prepares the equipment and preparation method to form derivatived fuel RDF-5, so that big part house refuse realizes resource again after treatment
Using change, reduce necessary to the pollution of environment.
Summary of the invention
The purpose of the present invention is to propose to equipment and preparation method that a kind of house refuse prepares RDF-5, solve traditional
Big part life be easy to cause crusher axis clamping stagnation, girff blocking and discharge port bridging using double-shaft crushing crusher machine is insufficient
The problems such as；In addition combustible is directly used in power generation by waste combustion after house refuse being crushed, being separated or is burnt in cement kiln
It is low to burn the calorific value generated, burns insufficient the problem of can cause environmental pollution.
According to an aspect of the present invention, a kind of equipment that house refuse prepares RDF-5 is provided, comprising:
Feed mechanism, for house refuse to be carried out conveying feeding；
Crushing mechanism is provided with feed inlet, and feed inlet is docked with feed mechanism, for being crushed to house refuse, breaks
Size≤50mm of house refuse after broken；
Drying mechanism is arranged after crushing mechanism, for carrying out at drying to the broken house refuse of crushing mechanism
Reason；
First conveying mechanism is arranged between crushing mechanism and the drying mechanism, for raw after being crushed crushing mechanism
Rubbish living is transported to drying mechanism；
Pneumatic separator, be arranged after drying mechanism, in the house refuse after dry lightweight combustiblerefuse and
The separation of heavy screening rubbish；
Second conveyor structure is arranged between drying mechanism and the pneumatic separator, for the house refuse after drying
It is delivered to pneumatic separator；
Third conveying mechanism, is vertically arranged with pneumatic separator and its delivery end is docked with pneumatic separator, for conveying separation
Heavy rubbish afterwards；
Magnetic separation mechanism is arranged on third conveying mechanism, for adsorbing the ferrous metal in heavy rubbish to realize irony
The recycling of metal；
RDF shaping mechanism is arranged after pneumatic separator, for lightweight combustiblerefuse to be added to the additive of predetermined close
Preparation forms RDF-5 particle；
4th conveying mechanism is arranged between pneumatic separator and RDF shaping mechanism, for lightweight combustiblerefuse to be delivered to
RDF shaping mechanism.
Further, crushing mechanism is four axis crushers, and four axis crushers include:
The upper end of broken girff, broken girff is provided with feed hopper, and bottom end is provided with discharge port；
Two operator axis and two secondary cutter shafts, are separately mounted in broken girff, and two operator axis are arranged side by side, two secondary cutter shaft difference
The oblique upper of two operator axis is set；Length direction interleaved along each operator axis is provided with multiple two teeth moving knife, and two is main
The cutting of two tooth moving knife on cutter shaft turns to opposite；Interleaved is provided with multiple five teeth along the length direction of each secondary cutter shaft
Moving knife, the cutting of five tooth moving knife on two secondary cutter shafts turn to opposite；
Sieve is mounted on the bottom of two operator axis and two secondary cutter shafts, matches with the bottom of two operator axis and two secondary cutter shafts
Setting.
Further, the cutter gap of two tooth moving knife of five tooth moving knife of each adjacent two and each adjacent two is 0.1-0.2mm；
The end face of sieve is made of multiple arcs structure head and the tail connection, and the sieve screen apertures on sieve are in regular hexagon, aperture 80mm.
Further, drying mechanism is tunnel drier, water content≤20% of the house refuse after drying.
Further, drying mechanism includes:
Body chamber is provided with heating device and hot blast drying device in body chamber room；
Transfer assembly can be drivingly arranged in body chamber room, and one end is docked with the output end of the first conveying mechanism, another
End is docked with the delivery end of the second output mechanism, for conveying to house refuse after drying；
Electric controling assembly, respectively with heating device, hot blast drying device and conveying assembly be electrically connected and can be to it
It is controlled.
It further, further include dust pelletizing system, including two dedusters, wherein a duster cover is located at crusher
On structure, for drawing the dust generated when crushing mechanism is crushed；Another duster cover is located on pneumatic separator, for drawing selection by winnowing
The dust that mechanism generates when separating to the lightweight combustiblerefuse in house refuse with heavy rubbish.
Further, additive is calcium oxide, calcium carbonate, any one in white lime.
Further, the dosage of additive is the 5% of lightweight combustiblerefuse weight.
Further, feed mechanism is chain scraper conveyor, the first conveying mechanism, second conveyor structure, third conveying mechanism
And the 4th conveying mechanism be belt conveyor.
According to another aspect of the present invention, a kind of preparation method being prepared RDF-5 using above equipment is provided comprising
Following steps:
(1) house refuse feeding: is transported to by crushing mechanism by feed mechanism；
(2) it is crushed: being crushed house refuse by crushing mechanism, size≤50mm of broken house refuse；
(3) it dries: broken house refuse being delivered to by drying mechanism by the first conveying mechanism and is dried, dry
Water content≤20% of house refuse afterwards；
(4) selection by winnowing: the house refuse after drying is delivered to by pneumatic separator by second conveyor structure and carries out separation formation
Heavy rubbish and lightweight combustiblerefuse；
(5) magnetic separation: the heavy rubbish after pneumatic separator separates carries out being transported through setting by third conveying mechanism
The ferrous metal in heavy rubbish is adsorbed to recycle in the magnetic separation mechanism on third conveying mechanism；
(6) form: the lightweight combustiblerefuse after pneumatic separator separates is delivered to RDF molding by the 4th conveying mechanism
In machine, the additive for accounting for the flammable rubbish weight 5% of lightweight is added in RDF molding machine, prepares to form RDF-5 after mixing evenly
Grain.
Technical effect of the invention: a kind of house refuse provided by the invention prepares the equipment and preparation method of RDF-5, leads to
Setting feed mechanism, crushing mechanism, drying mechanism, pneumatic separator, magnetic separator and RDF-5 shaping mechanism are crossed, feed mechanism will
House refuse is transported to crushing mechanism and is crushed, and conveying mechanism is successively by broken big part house refuse drying and wind
After choosing, the additive of predetermined close is added in DF-5 shaping mechanism, derivatived fuel RDF-5 particle can be prepared.The present invention uses
Four axis crushers are crushed house refuse, it is ensured that and discharge fine uniform after broken, and situations such as no bridging, card machine occurs,
Convenient for separating metal with light material, so that big part domestic garbage resource producing level is higher simultaneously, by big part
It there is no the RDF-5 of pollution when lightweight combustible in house refuse prepares to form burning when calorific value height, burning to environment
Particle, the insufficient pair of environment that burn when avoiding directly burning cause secondary pollution.
Detailed description of the invention
Fig. 1 is the structural front view for the equipment that a kind of house refuse of the present invention prepares RDF-5；
Fig. 2 is the top view for the equipment that a kind of house refuse of the present invention prepares RDF-5；
Fig. 3 is the perspective view of four axis crushers of the equipment that a kind of house refuse of the present invention prepares RDF-5；
Fig. 4 is the left view of four axis crushers of the equipment that a kind of house refuse of the present invention prepares RDF-5；
Fig. 5 is the perspective view of the broken girff for the equipment that a kind of house refuse of the present invention prepares RDF-5；
Fig. 6 be the broken girff for the equipment that a kind of house refuse of the present invention prepares RDF-5 without sieve when top view；
Fig. 7 is the sectional view of the broken girff for the equipment that a kind of house refuse of the present invention prepares RDF-5；
Fig. 8 is the left view of the broken girff for the equipment that a kind of house refuse of the present invention prepares RDF-5；
Fig. 9 is the schematic diagram of two tooth moving knife of the equipment that a kind of house refuse of the present invention prepares RDF-5；
Figure 10 is the schematic diagram of five tooth moving knife of the equipment that a kind of house refuse of the present invention prepares RDF-5；
Figure 11 is the top view of the sieve for the equipment that a kind of house refuse of the present invention prepares RDF-5；
Figure 12 is the left view of the sieve for the equipment that a kind of house refuse of the present invention prepares RDF-5；
Figure 13 is the flow diagram for the preparation method that a kind of house refuse of the present invention prepares RDF-5.
Appended drawing reference:
1: feed mechanism；101: feeding end；102: discharge end；2: crushing mechanism；201: feed hopper；2011: feed inlet；
202: discharge port；203: broken girff；204: operator axis；205: two tooth moving knife；206: secondary cutter shaft；207: five tooth moving knife；208:
Sieve；209: motor；230: retarder；231: rack；232: pressure plate；233: press holder；234: motion bar；235: hydraulic
Oil cylinder；236: telescopic oil cylinder；237: sliding rail；3: drying mechanism；301: transmission chain；4: the first conveying mechanisms；5: pneumatic separator；
501: selection by winnowing feeding inlet；502: selection by winnowing discharge port；6: second conveyor structure；7: third conveying mechanism；8: magnetic separation mechanism；9:RDF-
5 molding machines；10；4th conveying mechanism；11: the first dedusters；12: the second dedusters；13: garbage collection box；14: collection iron case.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment and join
According to attached drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid this is unnecessarily obscured
The concept of invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention
The limitation of range.
As shown in Fig. 1-Figure 12, according to an aspect of the present invention, a kind of equipment that house refuse prepares RDF-5 is provided,
Include:
Feed mechanism 1, for house refuse to be carried out conveying feeding；Specifically, feed mechanism 1 is chain scraper conveyor, such as
Shown in Fig. 1, chain scraper conveyor is obliquely installed, and feeding end 101 is arranged on the ground, and discharge end 102 is obliquely installed upwards.Tool
For body, big part house refuse is pushed to the feeding end of chain scraper conveyor by other lorrys such as load wagon or forklift, and carrier bar is defeated
Send conveyor surface flat-satin, the frictional force of machine small, big part house refuse smooth sequential in transmit process, and chain scraper conveyor
It is strong with conveying capacity, biggish load, and conveying speed accurate stable can be carried, can guarantee accurately synchronous fortune
It is defeated.Carrying out conveying to big part house refuse using chain scraper conveyor in the present invention can be improved conveying speed, guarantee accurate conveying,
The feeding speed in garbage disposal is effectively raised, the garbage disposal time is had compressed.
Crushing mechanism 2, is provided with feed inlet 201, and feed inlet 201 is arranged in the upper end of crushing mechanism 2, feed inlet 201 with
The discharge end 102 of feed mechanism 1 docks, and the house refuse for conveying to reception feed mechanism 1 is simultaneously crushed, crushing mechanism
The lower section of discharge port 202 is arranged in the delivery end that 2 discharge port 202 is arranged on its bottom end, the first conveying mechanism, for accepting
The broken house refuse conveyed from discharge port 202.
As shown in Fig. 3-12 figure, it is preferable that crushing mechanism is four axis crushers, and four axis crushers include:
The upper end of rack 231, and the broken girff 203 being arranged in rack 231, broken girff 203 is provided with charging
The upper surface of bucket 201, feed hopper 201 is equipped with feed inlet, and bottom end is provided with discharge port；
Two operator axis 204 and two secondary cutter shafts 206, are separately mounted in broken girff 203, and two operator axis 204 are arranged side by side,
Two secondary cutter shafts 206 are separately positioned on the oblique upper of two operator axis 204；Length direction interleaved along each operator axis 204 is set
The two tooth moving knife 205 that multiple cutters tooth are in square block are equipped with, the cutting of two tooth moving knife 205 on two operator axis 204 turns to opposite；Edge
Interleaved is provided with the five tooth moving knife 207 that multiple cutters tooth are serrated, two secondary cutter shafts on the length direction of each pair cutter shaft 206
The cutting of five tooth moving knife 207 on 206 turns to opposite.Specifically, as shown in Fig. 4 and Fig. 6, each operator axis 204 with each
The end that secondary cutter shaft 206 stretches out broken girff 203, which is connected on retarder 230 and each retarder 230, is connected with driving electricity
Machine 209, two operator axis 204 and two secondary cutter shafts 206 rotate towards each other to drive on secondary cutter shaft 206 under the drive of driving motor 209
Five tooth moving knife 207 rotate towards each other, five tooth moving knife 207 relative rotation on two secondary cutter shafts 207 is gone forward side by side for grabbing house refuse
Row is rough and torn, rotates in same direction between adjacent secondary cutter shaft 206 and operator axis 204, and secondary cutter shaft 206 is that main cutter shaft 204 carries out guide；Two
Operator axis 204 rotates towards each other to drive two tooth moving knife 205 on operator axis 204 to rotate towards each other and forms shearing to house refuse,
Two operator axis 204 arranged side by side relatively rotate mutual extrusion and form certain extruding force and can squeeze to house refuse simultaneously
It crushes broken；That is, be for two operator axis 204 of above two 206 opposing lower ends of secondary cutter shaft it is rough and torn, be mainly used for
Material grasping and guide and rough and torn function is taken into account, is thin for two secondary cutter shafts 206 of two operator 204 opposite uppers of axis of lower end
It is broken, it is mainly used for shearing and attrition crushing, just forms thickness two-stage in this way in broken girff 203 and be crushed, so that broken
The size of house refuse is small and uniform.It should be noted that operate in the present invention axis 204 using few number of teeth the purpose is to reduce cards
Material reduces resistance；Secondary cutter shaft 206 is in order to which oversized house refuse toward turning over above, is carried out weight using multiple tooth purpose
It is multiple broken, until by Domestic garbage crushing to 50mm or less.
Sieve 208 is mounted on the bottom of two operator axis 204 and two secondary cutter shafts 206, with two operator axis 204 and two secondary cutter shafts
206 bottom matches setting.Specifically, the removable connection in bottom of sieve 208 and broken girff 203, in sieve 208
Both ends are provided with sliding rail 237 along its width direction, and the bottom both ends of broken girff 237 are provided with sliding slot corresponding with sliding rail
(not shown) facilitates the push-and-pull of sieve under the mutual cooperation of sliding rail 237 and sliding slot；In addition two telescopic oil cylinders are also set up
236, one end of telescopic oil cylinder 236 is connect with broken 203 upper end of girff, and the front end of the other end and sieve 208 is hinged, two flexible oil
236 simultaneous retractable of cylinder is used to push and pull sieve 208；The effect of sieve 208 mainly controls the discharging ruler of broken rear house refuse
Very little, after house refuse is cut once, size, which will compare the small house refuse in 208 aperture of sieve, to discharge from mesh, and size compares net
The big house refuse in hole is acted on by guide between capstan 204 and secondary cutter shaft 206, is returned to along 208 inner surface of sieve
Second-time breakage is carried out in broken girff 203, is so recycled, until broken house refuse can discharge from mesh, this
Sample ensures that the discharging of the house refuse after being crushed sufficiently is of uniform size, and size is small, and the discharge outlet of crusher is avoided to occur
The phenomenon that bridging.
In a preferred embodiment, by two tooth moving knife 205 of five tooth moving knife 207 of each adjacent two and each adjacent two
Cutter gap setting is 0.1-0.2mm, it is therefore an objective to guarantee the fineness for cutting the size of house refuse, specifically, between cutter
Gap refers to the gap between adjacent two moving knife on same cutter shaft, and the gap between adjacent two moving knife is smaller, then cutting is broken
Broken size is with regard to smaller.The end face of sieve 208 is made of multiple arcs structure head and the tail connection, and the aperture on sieve 208 is 80mm
Regular hexagon.Compared with tradition is crushed Bulky Waste using cyclopentane gas detector, using raw after the broken crusher machine of four axis
Rubbish size fine uniform living, and discharge port in bridging, broken girff without the influence equipment such as main shaft clamping stagnation, blocking without normally transporting
The phenomenon that turning；In addition using solving feed separation difficulty, a large amount of metal can not be recycled, be resulted in waste of resources, and pass through four
It is convenient for separating metal with light material after axis shredder broken material, it is ensured that Bulky Waste resource utilization degree is more
It is high；In addition four axis crusher broken process provided by the invention is simple, and occupied ground is small, reduces energy consumption, also saves
Processing cost.
As shown in figure 4, four axis crushers also set up material pressing device, comprising: the arc-shaped pressure in 201 top of feed hopper is arranged in
Flitch 232, the side of feed hopper 201 are provided with press holder 233, motion bar 234 and hydraulic cylinder 235, motion bar 234
One end is fixed on the rear end of pressure plate 232, and the other end and press holder 233 of motion bar 234 are hinged, 235 one end of hydraulic cylinder
It is fixed in press holder 233, the other end of hydraulic cylinder 235 is connect with motion bar 234.Since broken Bulky Waste is usually
The bigger material of size, so being itself weight for relying on house refuse after conveyer conveys house refuse to feed hopper 201
Power easily appears in the aerial phenomenon in the top of feed hopper 201 in the case that house refuse is oversized, causes brokenly toward falling
Broken machine knife axis can not touch the house refuse of the top of feed hopper 201, not can be carried out normally broken work, herein design pressure
The purpose of material device be in order to by house refuse under the effect of the pressure down by directly being connect with operator axis 204, secondary cutter shaft 206
Touching is crushed.Pressure apparatus is driven by hydraulic system, and hydraulic system driving hydraulic cylinder 235 is flexible to complete binder work, liquid
Pressure system uses variable pump, is positioned proximate to switch (not shown) in front and back and limits to material pressing device.In material pressing device
Under the action of ensure crusher normal work and improve its working efficiency.
Drying mechanism 3 is arranged after crushing mechanism 2, for broken house refuse to be carried out drying and processing to go
Except the excessive moisture in broken house refuse；First conveying mechanism 4 is arranged between crushing mechanism 2 and drying mechanism 3,
For the broken rear house refuse of crushing mechanism 2 to be transported to drying mechanism 3；As shown in Figure 1, the delivery end of the first conveying mechanism 4
The lower section of the discharge port 202 of crushing mechanism 2 is set to receive broken house refuse and be conveyed.Specifically, directly
It broken house refuse is transported to winnowing machine carries out selection by winnowing and be transported to RDF shaping mechanism again for RDF-5 particle, due to
There are excessive moistures in broken house refuse, on the one hand carry out the effect that will affect selection by winnowing in winnowing process, tool in the later period
Lightweight combustiblerefuse of the body when carrying out selection by winnowing in house refuse, which is mixed since quality is excessive with heavy rubbish, to be separated not
Out, to reduce the output quantity of lightweight combustiblerefuse, the waste of resource is caused；On the other hand in preparation RDF-5 particle
When lightweight combustiblerefuse in excess moisture influence RDF-5 particle quality, and be unfavorable for RDF-5 particle storage.
Preferably, drying mechanism 3 is tunnel drier, water content≤20% of the house refuse after drying.It is excellent one
In the embodiment of choosing, tunnel drier 3 includes: body chamber, is in track-like constructions, and heating dress is provided in body chamber room
It sets and hot blast drying device；Specifically, heating device can be heater or heating tube etc.；Hot blast drying device is electric heating
Fan.Transfer assembly can be drivingly arranged in body chamber room, and one end is docked with the output end of the first conveying mechanism 4, the other end with
The delivery end of second output mechanism 6 docks, for conveying to house refuse after drying；Specifically, transfer assembly is conveying
Chain 301 that is, is transported to second conveyor structure for the house refuse after drying to be transported to the discharge port of body chamber
6 delivery end.Electric controling assembly, respectively with heating device, hot blast drying device and conveying assembly be electrically connected and can be right
It is controlled.
Pneumatic separator 5 is arranged after drying mechanism 4, for the lightweight combustiblerefuse in the house refuse after drying
It is separated with heavy screening rubbish；Second conveyor structure 6 is arranged between drying mechanism 4 and pneumatic separator 5, second conveyor structure 6
Output end docked with the selection by winnowing feeding inlet 501 of pneumatic separator 5, for by drying after house refuse be delivered to pneumatic separator 5.
It should be noted that lightweight combustiblerefuse includes cloth, timber, sponge, palm and lightweight stone or lightweight soil particle；Heavy
Rubbish includes steel wire, irony material and bulk stone or pouring weight dust.Specifically, pneumatic separator 5 is horn-like roller gas
Classification machine.Sorting machine be it is a kind of using air suspension principle will mix powdery feed separation be it is light, the two-part sorting of weight is set
It is standby.Screening separation is carried out to the house refuse after drying using roller airflow separator, greatly reduces the work of manual sorting
Amount, house refuse effectively capable of being divided into lightweight combustiblerefuse, (wherein, cloth accounts for about 30%, and timber accounts for about 15%, and sponge is about
10% is accounted for, palm accounts for about 20%, and 25%) remaining accounts for about (steel wire and irony material account for about 80%, and wooden unit accounts for about with heavy rubbish
10%, 10%) remaining accounts for about, and lightweight combustiblerefuse is defeated by the discharge port of roller airflow separator rear end after separating
Out, and by third conveying mechanism it is transported in RDF shaping mechanism 9, it is using roller airflow separator that lightweight is flammable in this way
Rubbish, which is separated, carries out preparing again derivatived fuel RDF-5 particle, it is ensured that the quality of derivatived fuel RDF-5 particle obtained is more
Well, calorific value is higher when burning, and using effect is more preferable.
Third conveying mechanism 7, is vertically arranged with pneumatic separator 5 and its delivery end is docked with pneumatic separator 5, divides for conveying
Heavy rubbish from after；Specifically, the delivery end of third conveying mechanism 7 is docked with the selection by winnowing discharge port 502 of pneumatic separator 5, such as
Shown in Fig. 1 and Fig. 2, the rear end of pneumatic separator 5 is arranged in selection by winnowing discharge port 502；It is also set up in the output end of third conveying mechanism 7
There are garbage collection box 13 or refuse collector.
Magnetic separation mechanism 8 is arranged on third conveying mechanism 7, for adsorbing the ferrous metal in heavy rubbish to realize iron
The recycling of matter metal；Specifically, magnetic separation mechanism 8 is iron remover, and iron remover is set close to the output end of third conveying mechanism 7
It sets, iron remover carries out recycling and reusing after adsorbing ferrous metal, also sets up one for collecting irony gold in the side of iron remover
The collection iron case 14 of category；In addition the other impurities after iron remover adsorbs ferrous metal are transported to rubbish by third conveying mechanism 7 and receive
Header 13 or garbage collection car otherwise processed.The magnetite for adsorbing ferrous metal is provided in iron remover, using except iron
Iron refuse after selection by winnowing is adsorbed and is uniformly placed into it in collection iron case 14 by device, realizes the recycling benefit of ferrous metal
With after iron remover magnetic separation, steel wire and irony material in the ferrous metal of absorption account for about 95% or so, containing a small amount of miscellaneous
Matter further improves the recycling of resource；In addition third conveying mechanism 7 output end be arranged garbage collection box 13 or
Other impurities are uniformly collected and are handled by refuse collector, more thorough, dirt of the reduction to environment of garbage disposal
Dye.
RDF shaping mechanism 9 is arranged after pneumatic separator 5, for lightweight combustiblerefuse to be added to the addition of predetermined close
Agent prepares to form RDF-5 particle；Specifically, RDF shaping mechanism 9 is RDF molding machine, specifically can be derivatived fuel flat-die
Pelletizer, derivatived fuel Flat die granulator can prevent material from forming blocking in extrusion granulation, it can be achieved that continuous production, processing
It is high-efficient；It additionally incorporates after the additive for accounting for about lightweight combustiblerefuse weight 5% or so and stirs itself and lightweight combustiblerefuse
Substantially free of contamination RDF-5 particle when can prepare calorific value height after forming burning after uniformly and burn.Experiment shows RDF-5
Calorific value contained by grain is uniform, and the derivatived fuel RDF-5 particle for preparing formation may make the combustible in original house refuse upright
Tap into calorific value when row burns and improve four times or so, and RDF-5 particle burning it is stable, convenient for storage transport, at normal temperature can be with
Store six to ten months imputrescibilities；In addition addition calcium oxide can remove the substances such as HCI, and energy in burning during the preparation process
The discharge amount of dioxin is enough reduced, and then reduces secondary pollution, achievees the purpose that protect environment.
4th conveying mechanism 10 is arranged between pneumatic separator 5 and RDF shaping mechanism 9, for lightweight combustiblerefuse is defeated
It send to RDF-5 shaping mechanism 9.
Based on above structure, the process flow that just a kind of house refuse provided by the invention prepares the equipment of RDF-5 is made detailed
It describes in detail bright:
House refuse is transported to crushing mechanism 2 and carries out break process by feed mechanism 1, through the broken life of crushing mechanism 2
Rubbish living is sent to drying mechanism 3 by the first conveying mechanism defeated 4 and carries out drying removal excessive moisture, and the house refuse after drying is by the
Two conveying mechanisms 6 are sent to pneumatic separator 5, pneumatic separator 5 by house refuse lightweight combustiblerefuse (cloth, batten, sponge,
Palm etc.) it is separated with heavy rubbish (steel wire, irony material etc.)；Third conveying mechanism 7 by the heavy rubbish after separation into
Row conveying, the magnetic separation mechanism 8 being arranged on third conveying mechanism 7 during transportation absorb ferrous metal in heavy rubbish
It is recycled, other impurities are transported to garbage collection box 13 or garbage collection is interior separately processes；Simultaneously with drying
Lightweight combustiblerefuse is delivered to RDF shaping mechanism 9 and carries out being granulated preparation formation by the 4th conveying mechanism 10 of 3 rear end of mechanism docking
RDF-5 particle, so far whole preparation process is completed.The present invention is by the close fit between each mechanism, to big part life rubbish
Rubbish is gradually handled, and the RDF-5 particle that calorific value is high when ultimately forming burning, pollution is small, the treatment process of each mechanism can
The treatment process of next stage is had an impact, therefore must be connected between each mechanism orderly, close fit could finally be made
Obtain the excellent derivatived fuel RDF-5 particle of quality.
As shown in Figures 1 and 2, it is preferable that it further include dust pelletizing system, including the first deduster 11 and the second deduster 12,
First deduster 11 is located on crushing mechanism 2, for drawing the dust generated when crushing mechanism 2 is crushed；Second deduster 12
It is located on pneumatic separator 5, the lightweight combustiblerefuse in house refuse is divided with heavy rubbish for drawing pneumatic separator 5
From when the dust that generates.
Preferably, the first conveying mechanism 4, second conveyor structure 6, third conveying mechanism 7 and the 4th conveying mechanism 10 are equal
For belt conveyor.
As shown in figure 5, according to another aspect of the present invention, providing a kind of preparation for preparing RDF-5 using above equipment
Method, comprising the following steps:
(1) house refuse feeding: is delivered to by crushing mechanism by feed mechanism；Specifically, will be given birth to by plate-and-chain conveyer
Rubbish living is transported to four axis crushers.
(2) it is crushed: being crushed house refuse by crushing mechanism, size≤50mm of broken house refuse；
Four cutter shafts are arranged in parallel using upper and lower in the broken girff 203 of four axis crushers, two 206 opposing lower ends of secondary cutter shaft of upper end
Two operator axis 204 be it is rough and torn, be thin broken for two secondary cutter shafts 206 of two operator 203 opposite uppers of axis of lower end, utilize upper and lower two
Four cutter shafts at end carry out rough and torn and thin broken to house refuse, realize efficiency crushing, reduce energy consumption；
(3) it dries: broken house refuse being delivered to by drying mechanism by the first conveying mechanism and is dried, dry
Water content≤20% of house refuse afterwards；Broken house refuse is carried out dehydrating to go using tunnel drier
Except excessive moisture；
(4) selection by winnowing: the house refuse after drying is delivered to by pneumatic separator by second conveyor structure and carries out separation formation
Heavy rubbish and lightweight combustiblerefuse；Using winnowing machine by lightweight combustiblerefuse (cloth, batten, sponge, the palm fibre in house refuse
Palmitic acid etc.) it is separated with heavy rubbish (steel wire, irony material etc.)；
(5) magnetic separation: the heavy rubbish after pneumatic separator separates is conveyed and is set by third conveying mechanism
Magnetic separation mechanism on third conveying mechanism adsorbs the ferrous metal in heavy rubbish to recycle；
(6) form: the lightweight combustiblerefuse after pneumatic separator separates, through by the 4th conveying mechanism be delivered to RDF at
Type machine, and the additive for accounting for lightweight combustiblerefuse weight 5% is added and it is prepared into shape with lightweight combustiblerefuse after mixing evenly
At RDF-5 particle.
A kind of house refuse provided by the invention prepares the equipment and preparation method of RDF-5, by setting feed mechanism, breaks
House refuse is transported to crusher by broken mechanism, drying mechanism, pneumatic separator, magnetic separator and RDF shaping mechanism, feed mechanism
Structure is crushed, and conveying mechanism is successively by after broken big part house refuse drying and selection by winnowing, in RDF shaping mechanism
Suitable additive is added, derivatived fuel RDF-5 can be prepared, thus while realizing big part house refuse volume reduction treatment, it will
It there is no the RDF-5 of pollution when combustible in big part house refuse prepares to form burning when calorific value height, burning to environment
Particle；In addition, the present invention will use a four axis crushers, rough and torn and thin broken process is realized on one device, it is ensured that broken
Situations such as discharge fine uniform after broken, no bridging, card machine occurs, and separates metal with light material convenient for winnowing machine, makes
It is higher to obtain Bulky Waste resource utilization degree.
It should be understood that above-mentioned specific embodiment of the invention is used only for exemplary illustration or explains of the invention
Principle, but not to limit the present invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.In addition, appended claims purport of the present invention
Covering the whole variations fallen into attached claim scope and boundary or this range and the equivalent form on boundary and is repairing
Change example.
Claims (10)
1. the equipment that a kind of house refuse prepares RDF-5 characterized by comprising
Feed mechanism, for house refuse to be carried out conveying feeding；
Crushing mechanism is provided with feed inlet, and the feed inlet is docked with the feed mechanism, for carrying out to the house refuse
It is broken, size≤50mm of the broken house refuse；
Drying mechanism, be arranged after the crushing mechanism, for the house refuse broken to the crushing mechanism into
Row drying and processing；
First conveying mechanism is arranged between the crushing mechanism and the drying mechanism, for the crushing mechanism to be crushed
The house refuse is transported to the drying mechanism afterwards；
Pneumatic separator is arranged after the drying mechanism, for can by the lightweight in the house refuse after the drying
Combustion rubbish is separated with heavy screening rubbish；
Second conveyor structure is arranged between the drying mechanism and the pneumatic separator, for the life after drying
Rubbish is delivered to the pneumatic separator；
Third conveying mechanism, is vertically arranged with the pneumatic separator and its delivery end is docked with the pneumatic separator, for conveying
The heavy rubbish after separation；
Magnetic separation mechanism is arranged on the third conveying mechanism, for adsorbing the ferrous metal in the heavy rubbish to realize
The recycling of the ferrous metal；
RDF shaping mechanism is arranged after the pneumatic separator, for adding lightweight combustiblerefuse addition predetermined close
Agent is added to prepare to form RDF-5 particle；
4th conveying mechanism is arranged between the pneumatic separator and the RDF shaping mechanism, is used for the flammable rubbish of the lightweight
Rubbish is delivered to the RDF shaping mechanism.
2. the equipment that house refuse according to claim 1 prepares RDF-5, which is characterized in that the crushing mechanism is four
Axis crusher, the four axis crusher include:
Broken girff, the upper end of the broken girff are provided with feed hopper, and bottom end is provided with discharge port；
Two operator axis and two secondary cutter shafts, are separately mounted in the broken girff, the two operator axis are arranged side by side, two pairs
Cutter shaft is separately positioned on the oblique upper of the two operator axis；It is provided with along the length direction interleaved of each operator axis more
A two teeth moving knife, the cutting of the two two teeth moving knife on axis of operating turn to opposite；Along the length of each secondary cutter shaft
Interleaved is provided with multiple five teeth moving knife on direction, and the cutting of the five teeth moving knife on the two secondary cutter shafts turns to opposite；
Sieve is mounted on the bottom of the two operator axis and the two secondary cutter shafts, with the secondary cutter shaft of the two operator axis and two
Bottom match setting.
3. the equipment that house refuse according to claim 2 prepares RDF-5, which is characterized in that five described in each adjacent two
The cutter gap of two tooth moving knife described in tooth moving knife and each adjacent two is 0.1-0.2mm；The end face of the sieve is by multiple arcs
Structure head and the tail connection forms, and the sieve screen apertures on the sieve are regular hexagon, aperture 80mm.
4. the equipment that house refuse according to claim 1 prepares RDF-5, which is characterized in that drying mechanism is tunnel type
Dryer, water content≤20% of the house refuse after drying.
5. the equipment that house refuse according to claim 4 prepares RDF-5, which is characterized in that the drying mechanism includes:
Body chamber is provided with heating device and hot blast drying device in the body chamber room；
Transfer assembly can be drivingly arranged in the body chamber room, and one end is docked with the output end of first conveying mechanism,
The other end is docked with the delivery end of second output mechanism, for conveying to house refuse described after drying；
Electric controling assembly, respectively with the heating device, the hot blast drying device and conveying assembly be electrically connected and can
It controls it.
6. the equipment that house refuse according to claim 1 prepares RDF-5, which is characterized in that it further include dust pelletizing system,
Including two dedusters, wherein a duster cover is located on the crushing mechanism, it is broken for drawing the crushing mechanism
When the dust that generates；Another duster cover is located on the pneumatic separator, for drawing the pneumatic separator to the life
The dust that lightweight combustiblerefuse in rubbish living generates when being separated with heavy rubbish.
7. the equipment that house refuse according to claim 1 prepares RDF-5, which is characterized in that the additive is oxidation
Calcium, calcium carbonate, any one in white lime.
8. the equipment that house refuse according to claim 7 prepares RDF-5, which is characterized in that the dosage of the additive
It is the 5% of the lightweight combustiblerefuse weight.
9. the equipment that house refuse according to claim 1-8 prepares RDF-5, which is characterized in that the feeding
Mechanism is chain scraper conveyor, first conveying mechanism, the second conveyor structure, the third conveying mechanism and described
Four conveying mechanisms are belt conveyor.
10. a kind of preparation method for preparing RDF-5 using the described in any item equipment of claim 1-9, which is characterized in that including
Following steps:
(1) house refuse feeding: is transported to by the crushing mechanism by the feed mechanism；
(2) it is crushed: being crushed the house refuse by the crushing mechanism, the size of the broken house refuse
≤50mm；
(3) it dries: the broken house refuse being delivered to by the drying mechanism by the first conveying mechanism and is dried,
Water content≤20% of the house refuse after drying；
(4) selection by winnowing: the house refuse after drying is delivered to by the pneumatic separator by second conveyor structure and is separated
Form heavy rubbish and lightweight combustiblerefuse；
(5) magnetic separation: the heavy rubbish after pneumatic separator separation is conveyed simultaneously by the third conveying mechanism
The ferrous metal in the heavy rubbish is adsorbed by the magnetic separation mechanism being arranged on the third conveying mechanism
To recycle；
(6) form: the lightweight combustiblerefuse after pneumatic separator separation is delivered to by the 4th conveying mechanism
In the RDF molding machine, the additive for accounting for the flammable rubbish weight 5% of the lightweight is added in the RDF molding machine, stirs evenly
After prepare to form RDF-5 particle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574318.5A CN109401809A (en) | 2018-12-21 | 2018-12-21 | Device and method for preparing RDF-5 from household garbage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574318.5A CN109401809A (en) | 2018-12-21 | 2018-12-21 | Device and method for preparing RDF-5 from household garbage |
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| Publication Number | Publication Date |
|---|---|
| CN109401809A true CN109401809A (en) | 2019-03-01 |
Family
ID=65460469
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811574318.5A Pending CN109401809A (en) | 2018-12-21 | 2018-12-21 | Device and method for preparing RDF-5 from household garbage |
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Cited By (7)
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| CN110052323A (en) * | 2019-05-27 | 2019-07-26 | 李震 | Integrated form solid waste refuse disposal system |
| CN110449447A (en) * | 2019-08-05 | 2019-11-15 | 无锡太湖学院 | A kind of domestic garbage treating system |
| CN110694762A (en) * | 2019-10-24 | 2020-01-17 | 中山斯瑞德环保科技有限公司 | Coarse crushing equipment for large garbage |
| CN112495980A (en) * | 2020-05-13 | 2021-03-16 | 青岛海鲸环境科技有限公司 | Household garbage treatment device and method |
| CN112844731A (en) * | 2020-12-23 | 2021-05-28 | 华达（福建龙岩）环卫科技有限公司 | Garbage crushing station |
| CN113083480A (en) * | 2021-03-30 | 2021-07-09 | 北京金隅北水环保科技有限公司 | Device and method for pretreating urban waste furniture |
| CN113549480A (en) * | 2021-07-02 | 2021-10-26 | 浙江飞普达环保科技有限公司 | Intelligent production line system for preparing biofuel from solid kitchen waste residues |
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| CN113083480A (en) * | 2021-03-30 | 2021-07-09 | 北京金隅北水环保科技有限公司 | Device and method for pretreating urban waste furniture |
| CN113549480A (en) * | 2021-07-02 | 2021-10-26 | 浙江飞普达环保科技有限公司 | Intelligent production line system for preparing biofuel from solid kitchen waste residues |
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