CN104943224A - RDF forming machine - Google Patents
RDF forming machine Download PDFInfo
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- CN104943224A CN104943224A CN201410110230.3A CN201410110230A CN104943224A CN 104943224 A CN104943224 A CN 104943224A CN 201410110230 A CN201410110230 A CN 201410110230A CN 104943224 A CN104943224 A CN 104943224A
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- rdf
- forming machine
- double helix
- pitches
- machine according
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- 239000000463 material Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 239000011295 pitch Substances 0.000 claims description 35
- 239000000446 fuel Substances 0.000 claims description 15
- 238000007493 shaping process Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 239000010813 municipal solid waste Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000002028 Biomass Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 239000011230 binding agent Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000011236 particulate material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 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 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 208000033999 Device damage Diseases 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 238000006253 efflorescence Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000011499 joint compound Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Abstract
The invention relates to an RDF forming machine, which is characterized in that: the variable-pitch double-helix component is driven by a motor through a speed reducer and a coupler. And a perforated plate is arranged at the extrusion end of the variable-pitch double-helix assembly. The variable-pitch double-helix assembly extrudes the RDF material from a forming machine box body, the RDF material is formed into a rod shape through a porous plate, the RDF material can be stirred, mixed and frictionally heated through the screw edge geometry of the variable-pitch double-helix assembly, and special heating is not needed in the whole forming process. Compared with other types of RDF forming machines, the RDF forming machine has the characteristics of high yield, small volume, convenience in maintenance and low energy consumption.
Description
Technical field
The present invention relates to a kind of RDF forming machine.
Background technology
Along with the quickening of social development urbanization process, the output of domestic waste is increasing, how to process Problem of Urban Waste day by day by countries in the world are paid attention to, while the traditional garbage incineration technology fast development taking burning as representative, also expose many problems, flue gas that is as low in the thermal efficiency, that produce easily causes device damage and forms secondary pollution.The recycling of garbage derivatived fuel RDF, for waste energy regeneration brings life.By the high heating value thing gone out through refuse classification, if mud, plastics, textile, rubber, leather etc. are through broken, mixing, the technique such as shaping, are called garbage derivatived fuel, are called for short RDF.RDF has the features such as flameholding, secondary pollution be low, is good fossil alternative fuel.In house refuse, the ratio of non-degradable, combustible increases sharply.Air pollution, water pollution, land pollution etc. that the simplification landfill of house refuse or even air storage process bring have brought great healthy and safe hidden danger.House refuse is first carried out pretreatment and processing and forming by garbage derivatived fuel RDF.Then drop into burn as solid fuel and utilize.RDF forming machine in the market exist yield poorly, energy consumption is high, difficult in maintenance, need additionally to add the problems such as binding agent.The RDF forming machine that the present invention relates to is compared to conventional RD F forming machine, and molding process without the need to adding binding agent, but makes plastics intrinsic in RDF and resinous principle bond other compositions by the frictional heat of extruding-out process equipment generation itself.RDF forming machine of the present invention has the technical characterstics such as energy consumption is low, single machine yield is high (can reach 5 tons per hour), easy to maintenance, applicable material scope is wide, is applicable to process the garbage derivatived fuel (RDF) that fixed bed burns or gasification uses.The fuel rod normal temperature lower storage life of making can about 1 year, not efflorescence and secondary fermentation, and the burning of Absorbable organic halogens ground, can reduce the generation of dioxin harmful substance.This apparatus and process is used for the recirculation of combustiblerefuse, the energy that can effectively utilize rubbish to hold, and advances recirculation and effectively carries out garbage disposal.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, a kind of RDF forming machine is provided, this RDF forming machine have rational in infrastructure, output is high, energy consumption is low, easy to maintenance, without the need to the feature such as binding agent, good forming effect, noise be low.
For achieving the above object, present invention employs following technical proposals:
A kind of RDF forming machine, comprise support, described support is provided with forming machine casing, pitches double helix assembly is installed in described forming machine casing, be furnished with a pair hollow shaft in same one end of described pitches double helix assembly, described hollow shaft is contained in reductor, and reductor is fixed on support, be provided with the motor driving the running of pitches double helix assembly in reductor side, described motor is connected by shaft coupling with described reductor.Feeding device is provided with above described forming machine casing.
RDF forming machine among the present invention, material enters the charging aperture of forming machine casing through feeding device, under double-helical conveying, stirring, shearing, squeezing action, material is extruded into porous plate place, material forms fuel rod through porous plate under the thrust of pitches double helix assembly, under the effect of cutoff device, fuel rod is cut into regular length.
Pitches double helix assembly described above is 1 right, and the motor driving described double helix to operate is 1, and described reductor has 1 power shaft and 2 output shafts.
The inside counter rotating of pitches double helix assembly described above, rotary speed is identical.
Pitches double helix described above is divided into three sections, be respectively transportation section, stir section, extruded section.
The extruding end of twin-screw described above is provided with porous plate, and the mesh plate mesh distribution of porous plate is in circular.
Porous plate side as above is provided with cutoff device, and cutoff device is made up of motor, power transmission shaft and cutting knife.
The invention has the beneficial effects as follows:
1. the RDF forming machine among the present invention, drives reductor by motor, and reductor drives double helix assembly to rotate; The pitches RNA duplex portion be arranged in forming machine casing engages each other, material through conveying, stir, extruded, whole process is carried out continuously, is obviously better than conventional batch molding mode, has the advantages that efficiency is high, energy consumption is low.
2. the RDF forming machine among the present invention, frictional heating between material and spiral, when the caloric value rear section material component that acquires a certain degree becomes semi-molten state and plays the effect of other component of bonding, under the extruding of pitches double helix assembly, material is by porous plate, forms fuel rod; Whole forming process does not need external heat, and takes full advantage of fricative heat, has obvious energy-saving effect than conventional RD F forming machine.
3. the twin-screw draw ratio among the present invention is very little, and the time that material is detained in machine barrel is short, holdup time narrowly distributing; Avoid material to rub for a long time and produce unnecessary heat, both improve production efficiency, and in turn saved the energy.
4. the RDF shaping machine structure among the present invention is reasonable, and RDF is heated after pressurized, Inner plastic semi-molten, biomass material overflows resin, and both produces viscosity, and fiber material and particulate material are bonded together, shaping by extruding caking, do not need additionally to add binding agent, reduce production cost.
5. the double helix among the present invention is part engagement, inside counter rotating, and the rotary speed of two screw rods is identical, stirs section and makes mixing of materials more abundant, make shaping after fuel rod homogeneous, extruded section of concavo-convex step makes material compacted density higher.
6. the extruded end at forming machine casing among the present invention is provided with porous plate, and porous plate side is provided with cutoff device, and extruded fuel rod is cut into preseting length.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional view of RDF forming machine of the present invention;
Fig. 2 is the explosive view of RDF forming machine of the present invention;
Fig. 3 is RDF forming machine pitches double helix assembly three-dimensional view of the present invention;
Fig. 4 is RDF forming machine pitches double helix transportation section of the present invention three-dimensional view;
Fig. 5 is that RDF forming machine pitches double helix of the present invention stirs section three-dimensional view;
Fig. 6 is RDF forming machine pitches double helix exrusion profiled section three-dimensional view of the present invention;
Fig. 7 is RDF forming machine forming machine casing three-dimensional view of the present invention.
Fig. 8 is RDF forming machine cutoff device three-dimensional view of the present invention.
[detailed description of the invention]
Below in conjunction with accompanying drawing, further detailed description is done to the present invention.
As shown in Figures 1 to 6, a kind of RDF forming machine, comprise support 1, described support 1 is provided with forming machine casing 5, pitches double helix assembly 14 is installed in described forming machine casing 5, in same one end of described pitches double helix assembly, a pair hollow shaft 15 is housed, described hollow shaft 15 is arranged in reductor 2, and reductor 2 is fixed on support 1.Be provided with the motor 1 driving pitches double helix assembly 14 to operate in reductor 2 side, described motor 1 is connected by shaft coupling 11 with described reductor 2.Feeding device 4 is provided with above described machine barrel 2.Described pitches double helix assembly 14 extruding end is provided with porous plate 10.Porous plate 10 side is provided with cutoff device 9.Described cutting knife 9 is made up of motor 12, power transmission shaft 13 and blade 7.RDF forming machine among the present invention, by feeding device, material is sent into the charging aperture entering forming machine casing, pitches double helix assembly produces conveying, stirs, shears and squeezing action, RDF is heated after pressurized, Inner plastic semi-molten, biomass material overflows resin, and both produces viscosity, fiber material and particulate material are bonded together, shaping by extruding caking.Extruded fuel rod, by cutoff device, is cut into the length of setting.The feature that RDF forming machine of the present invention has without the need to adding binding agent than the RDF forming machine of other kinds, output is high, volume is little, easy to maintenance, energy consumption is low.
As shown in Figure 1, Figure 2, Figure 3 shows, in the present embodiment, the draw ratio of described pitches double helix assembly 14 is less than 5, and the motor 1 driving described pitches double helix assembly 14 to operate is 1, is linked together between pitches double helix assembly 14 and reductor 2 by flat key.This arranges rational in infrastructure, is convenient to install regulate, and is convenient to realize.
As shown in Figure 3, in the present embodiment, described pitches double helix 14 is counter rotating inwardly, and also rotary speed is identical.
As shown in Fig. 4, Fig. 5, Fig. 6, in the present embodiment, as a kind of preferred embodiment of the present invention, pitches double helix assembly 14 is divided into three sections, is respectively to stir section, transportation section and extruded segment, is part engagement between two spirals, form chevron shaped double-spiral structure, effectively can add the active force of strong mixing, conveying, shearing, extruding, mixing of materials is obtained more even, efficiency is higher.
As Fig. 2, in the present embodiment, described porous plate 10 connecting bolt is fixed on forming machine casing 2.Material is under the squeezing action of pitches double helix assembly 14 and porous plate 10, and material is extruded through porous plate, and the mesh diameter scope of porous plate 10 is 6-60mm.
As Fig. 8, in the present embodiment, described cutoff device 9 is made up of motor 12, power transmission shaft 13 and blade 7.Described blade 7 rotates under the driving of motor 12, thus fuel rod is cut into preseting length.
Claims (13)
1. a RDF forming machine, it is characterized in that: comprise support (1), described support (1) is provided with forming machine casing (5), in described forming machine casing (5), pitches double helix assembly (14) is installed, in described same one end at double helix assembly, a pair hollow shaft (15) is housed, described hollow shaft (15) is arranged in reductor (3), reductor (3) is fixed on support (1), the motor (2) driving pitches double helix assembly (14) to operate is provided with in reductor (3) side, described motor (2) is connected by shaft coupling (11) with described reductor (3), described forming machine casing (5) top is provided with feeding device (4), the extruding end of described pitches double helix assembly (14) and forming machine casing (5) is provided with porous plate (10), porous plate (10) side is provided with cutoff device (9), described cutoff device (9) is by motor (12), power transmission shaft (13) and blade (7) composition.
2. a kind of RDF forming machine according to claim 1, is characterized in that: the draw ratio of described pitches double helix assembly (14) is for being less than 5.
3. a kind of RDF forming machine according to claim 1, is characterized in that: the direction of rotation of described two pitches double helix assemblies (14) is counter rotating.
4. a kind of RDF forming machine according to claim 1, is characterized in that: the rotating speed of described two pitches double helix assemblies (14) is identical.
5. a kind of RDF forming machine according to claim 1, is characterized in that: described pitches double helix assembly (14) is divided into three sections, is transportation section (61) respectively, stirs section (62), extruded section (63), as shown in Figure 3.
6. a kind of RDF forming machine according to claim 1, is characterized in that: described cutter (9) is made up of motor (12), power transmission shaft (13) and blade (7).
7. a kind of RDF forming machine according to claim 1, is characterized in that: on described double helix (4) extruding end, be provided with porous plate (11), the bore dia scope of described porous plate (11) is 6-60mm.
A kind of RDF forming machine according to claim 1, and pitches double helix (14) according to claim 2, the spiral shell rib geometry of pitches double helix (14) can make RDF material stirring mix and frictional heat, and whole forming process is without the need to special heating.
8. a kind of RDF forming machine according to claim 1, and pitches double helix assembly (14) according to claim 2 and spiral subsection according to claim 5, the spiral shell rib geometry stirring section is jagged, the material in forming machine casing (5) can be made in process of production fully to be uniformly mixed, as shown in Figure 5.
9. a kind of RDF forming machine according to claim 1, and pitches double helix (14) according to claim 2 and spiral subsection according to claim 5, the spiral shell rib geometry of extruded section has sinuous concavo-convex step, the material in forming machine casing (5) can be made in process of production to be sheared and frictional heating, as shown in Figure 6.
10. a kind of RDF forming machine according to claim 1, is characterized in that: the present invention is applicable to the shaping of the shaping and biomass fuel of garbage derivatived fuel.
11. a kind of RDF forming machines according to claim 1, is characterized in that: the RDF water content after shaping is less than 8%.
12. a kind of RDF forming machines according to claim 1, is characterized in that: the RDF density after shaping is at 1000-1400kg/m3.
13. a kind of RDF forming machines according to claim 1, is characterized in that: the RDF after shaping can preserve 1 year at ambient temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410110230.3A CN104943224A (en) | 2014-03-24 | 2014-03-24 | RDF forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410110230.3A CN104943224A (en) | 2014-03-24 | 2014-03-24 | RDF forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104943224A true CN104943224A (en) | 2015-09-30 |
Family
ID=54158532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410110230.3A Pending CN104943224A (en) | 2014-03-24 | 2014-03-24 | RDF forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104943224A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107827A (en) * | 2015-09-17 | 2015-12-02 | 中国环境科学研究院 | Household refuse derived fuel preparation device |
| CN106427034A (en) * | 2016-10-26 | 2017-02-22 | 海盐县吉能生物质燃料有限公司 | Biomass fuel forming equipment |
| CN106739103A (en) * | 2016-12-19 | 2017-05-31 | 四川雷鸣生物环保工程有限公司 | A kind of semisolid fuel screw extruding bri quetting machine |
| CN108608670A (en) * | 2016-11-29 | 2018-10-02 | 山东润博生物科技有限公司 | A kind of glyphosate preparation extruder |
| CN108675579A (en) * | 2018-06-29 | 2018-10-19 | 湖南军信环保股份有限公司 | Extrusion forming device and drying system suitable for high solid content sludge |
-
2014
- 2014-03-24 CN CN201410110230.3A patent/CN104943224A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107827A (en) * | 2015-09-17 | 2015-12-02 | 中国环境科学研究院 | Household refuse derived fuel preparation device |
| CN106427034A (en) * | 2016-10-26 | 2017-02-22 | 海盐县吉能生物质燃料有限公司 | Biomass fuel forming equipment |
| CN108608670A (en) * | 2016-11-29 | 2018-10-02 | 山东润博生物科技有限公司 | A kind of glyphosate preparation extruder |
| CN106739103A (en) * | 2016-12-19 | 2017-05-31 | 四川雷鸣生物环保工程有限公司 | A kind of semisolid fuel screw extruding bri quetting machine |
| CN108675579A (en) * | 2018-06-29 | 2018-10-19 | 湖南军信环保股份有限公司 | Extrusion forming device and drying system suitable for high solid content sludge |
| CN108675579B (en) * | 2018-06-29 | 2023-06-06 | 湖南军信环保股份有限公司 | Extrusion forming device and drying system suitable for high-solid-content sludge |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150930 |