CN102492442B - Garbage microwave cracking furnace - Google Patents
Garbage microwave cracking furnace Download PDFInfo
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- CN102492442B CN102492442B CN201110426763.9A CN201110426763A CN102492442B CN 102492442 B CN102492442 B CN 102492442B CN 201110426763 A CN201110426763 A CN 201110426763A CN 102492442 B CN102492442 B CN 102492442B
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- microwave
- microwave cracking
- garbage
- cracking furnace
- stove
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- 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
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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Abstract
A garbage microwave cracking furnace comprises microwave cracking furnaces, a feeding device and a discharging device, wherein each microwave cracking furnace comprises a furnace body; a micro-wave oven chamber microwave inlet is formed on one side wall of the furnace body; a spiral stirring retainer is arranged in the hearth of each microwave cracking furnace; the hearths of two adjacent microwave cracking furnaces are communicated with each other vertically; the spiral stirring retainers are connected in series and in classified transmission with each other; an upper top cap is mounted on the feeding opening of the first microwave cracking furnace; the inner cavity of the upper top cap is communicated with the discharging opening of the feeding device; a cracked gas outlet pipe is mounted on the upper top cap; a stirring power input shaft is mounted in the axis direction of an end cover; a distributor below the discharging opening of the feeding device is arranged on the stirring power input shaft; the tail end of the stirring power input shaft is connected with the rotating shaft of the spiral stirring retainer mounted in the first microwave; and the discharging device is arranged on the discharging opening at the lower part of the bottommost microwave cracking furnace. The invention has the advantages that the structure is simple; the cost is low; and the garbage processing is fast and efficient.
Description
Technical field
The present invention relates to microwave cracking stove, be specifically related to a kind of for solid refuse cracking and reclaim the garbage microwave cracking furnace of split product.
Background technology
Garbage treatment has been a global difficult problem.Existing refuse treatment mainly contains landfill method, composting process and burning method, although respectively there is the advantage of oneself, shortcoming is also very obvious.There is contaminate environment, take a large amount of land resources in landfill method, applied value reduces gradually.Composting process composting process is difficult to control, large to the secondary pollution in bad border, and incomplete to organic utilization, fertilizer complicated, and the factor such as minimizing is less, will progressively be eliminated.Combustible content >=5% in burning method slag, hot burn decrement rate >=3% of slag, operation processing cost is high, and incineration tail gas can not qualified discharge, has hindered technical development.
Garbage microwave processing is the new developing direction of refuse treatment, there is very large advantage, as treating processes rapidly and efficiently, less energy consumption, cost is low, resource utilization is high, simple to operate, can significantly reduce the features such as the harm that rubbish causes environment, thereby really realize rubbish processing to be harmless.But owing to being subject to the restriction of microwave processing equipment, develop not rapid, the particularly nucleus equipment-garbage microwave cracking furnace of garbage microwave processing, because technical requirements is high, complex structure, cost is high, use is at present not very good, becomes the bottleneck that affects the development of garbage microwave treatment technology.
Summary of the invention
For above-mentioned technical problem, the invention provides a kind of simple in structure, garbage microwave cracking furnace that cost is low, this microwave cracking stove also has treating refuse feature efficiently rapidly.
In order to solve the problems of the technologies described above, the invention provides a kind of garbage microwave cracking furnace, it is characterized in that, comprise microwave cracking stove, feeding unit, the drawing mechanism of at least one two-piece unit aggregate erection, described microwave cracking stove is all provided with body of heater, microwave office's microwave entrance is set on sidewall of the furnace body, in the burner hearth of microwave cracking stove, be provided with helical stir retention device, the burner hearth of two adjacent microwave cracking stoves communicates up and down, the helical stir retention device classification tandem drive arranging in each microwave cracking stove;
The feed opening that is wherein positioned at the first microwave cracking stove of top is provided with upper top cover, this upper top cover internal cavities is communicated with the discharge port of feeding unit, this upper top cover is also provided with splitting gas escape pipe, described end cap axis direction is provided with stirring power input shaft, on this stirring power input shaft, be provided with the tripper that is positioned at described feeding unit discharge port below, described stirring power input shaft end is connected with the rotating shaft of the helical stir retention device of installing in described the first microwave cracking stove; The bottom discharge port that is positioned at the microwave cracking stove of foot is provided with drawing mechanism.
Described body of heater comprises the outer cylinder body be made up of metallic substance, inner barrel that non-metallic material are made and is arranged on the thermal insulating filling between inside and outside cylindrical shell, and described microwave office microwave entrance is evenly arranged on described outer cylinder body.
Described upper top cover, the first microwave cracking stove connect by the plate that is located by connecting that is arranged on the first microwave cracking furnace roof portion, between adjacent two microwave cracking stoves, connect equally by the plate that is located by connecting.
In described helical stir retention device, be provided with under location axially spiral freely and be detained rotation axis, the lower end that spiral is detained rotation axis is all provided with and prevents that rotating shaft from producing the radially position limiting structure radially wobbling.
The bottom discharge port of the microwave cracking stove of described foot is connected with out funnel, and this discharging that goes out funnel is by described drawing mechanism transmission.
Compared to existing technology, the present invention has following beneficial effect:
1. garbage microwave cracking furnace heats rubbish, make its at high temperature cracking become inflammable gas and solid residue and recycle respectively, garbage microwave cracking furnace of the present invention is simple in structure, cost is low, processing solid refuse is quick, efficient and working stability is reliable.Wherein inner barrel selects the non-metallic material that are easy to microwave penetration to make, and plays sealing with heat insulation; Outer cylinder body is made up of firm metal structure, and carry load has the adiabatic sealing material of enough gap-fills between inner/outer tube; Adopt this three-decker to improve energy utilization rate and reduce the impact that the obnoxious flavoures such as decomposition and splitting gas are escaped on equipment operating environment to the external world.
2. when rubbish enters the burner hearth of pyrolyzer, first disperse rubbish by feeding distribution mechanism, then be detained rubbish by helical stir retention device, make rubbish microwave energy absorbing to greatest extent, improve garbage cracking efficiency of energy utilization; The residence time of garbage cracking material relies on the rotating speed of controlling helical stir retention device to realize.
3. install because this garbage microwave cracking furnace adopts Split assembled, be convenient to install, dismantle.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail.
As shown in Figure 1, a kind of garbage microwave cracking furnace, comprise the columniform microwave cracking stove of two two-piece unit aggregate erections, feeding unit 1, drawing mechanism 14, between two microwave cracking stoves, be combined and installed together up and down by the plate that is located by connecting, microwave cracking stove is all provided with body of heater, body of heater comprises the outer cylinder body 3 of being made up of metallic substance, the inner barrel 6 that non-metallic material are made and be arranged in, thermal insulating filling 4 between outer cylinder body 3, on outer cylinder body 3, be evenly arranged microwave office's microwave entrance 5, in the burner hearth of microwave cracking stove, be provided with helical stir retention device, the burner hearth of two adjacent microwave cracking stoves communicates up and down, the helical stir retention device classification tandem drive arranging in microwave cracking stove, the feed opening that is wherein positioned at the first microwave cracking stove of top is provided with upper top cover, this upper top cover internal cavities is communicated with the discharge port of feeding unit 1, this upper top cover internal cavities also by splitting gas escape pipe 16 be communicated with for the gas extractor of collecting splitting gas, end cap axis direction is provided with and stirs power input shaft 15, on this stirring power input shaft 15, be provided with the tripper 2 that is positioned at feeding unit 1 discharge port below, stir power input shaft 15 ends and be connected with the rotating shaft of the first helical stir retention device 7 of installing in the first microwave cracking stove, the bottom discharge port that is positioned at the microwave cracking stove of foot is provided with out funnel 13, and this discharging that goes out funnel 13 is transmitted by drawing mechanism 14.
The microwave cracking stove burner hearth of the present embodiment middle and upper part is cracking one Room 17, the microwave cracking stove burner hearth of bottom is cracking two Room 18, cracking one Room 17 and cracking two Room 18 are made up of nonmetallic inner barrel 6 and metal outer cylinder body 3, between two cylindrical shells, lay thermal insulating filling 4, in effectively transmitting microwave heat, can reduce to greatest extent thermosteresis, and the escape of decomposition gas, splitting gas, microwave oven can and be not more than under 16MPa pressure in vacuum normally works;
In the helical stir retention device of installing in microwave cracking stove, be provided with under location axially spiral freely and be detained rotation axis, the lower end that spiral is detained rotation axis is all provided with and the clamping of next stage rotation axis, and can prevent that rotating shaft from producing the radially position limiting structure radially wobbling.
Sub-material is detained power with stirring and is inputted by top, adopt the rotating shaft segmentation serial power of helical stir retention device to transmit, make each section of rotation axis realize at right angle setting, axis separation, under action of gravity, be difficult for flexural deformation, simultaneously again can effective compensation transmission shaft expand with heat and contract with cold, guarantee the normal operation of transmission system, improve reliability;
Splitting gas escape pipe 16 be communicated with for the gas extractor of collecting splitting gas, these installations can arrange actuating unit, adopt draft axial flow technology, become certain negative pressure at freeze profile, in improving decomposition and splitting gas collection, further reduction is decomposed and splitting gas passes through the escape of other parts of microwave cracking stove, reduces the impacts of obnoxious flavour on equipment operating environment such as decomposition and splitting gas.
Feeding unit and drawing mechanism all adopt screw extrusion machinery.Rear end at decomposition gas, splitting gas escape route (being splitting gas escape pipe 16) arranges the classification of draft axial flow, and the size that its power is selected, should make cracking burner hearth form certain negative pressure satisfying the demands.
Principle of work: start this garbage microwave cracking furnace, from feeding unit 1 blanking, when this garbage microwave cracking furnace uses, the raw material of employing is the structurizing rubbish that the plastics that obtain through pre-treatment of raw refuse, fiber, paper etc. at high temperature can thermolysiss.Structurizing rubbish enters microwave oven by feeding unit 1, by tripper 2, the rubbish that enters body of heater is sent into cracking one Room 17 equably, microwave enters cracking one Room 17 by microwave entrance 5 and through thermal insulating filling 4, nonmetal inner barrel 6, and rubbish is heated.Interior preheating, the drying structure rubbish of mainly carrying out in cracking one Room 17, and the partial material of easy decomposition gasification is decomposed to (decomposition temperature is room temperature～350 ℃), aqueous vapor, decomposition gas are drawn by splitting gas escape pipe 16.
Delay descending transmission that preheating, structurizing rubbish dry and decomposed are detained rotating mechanism by the spiral of the first helical stir retention device 7 enter cracking two Room 18, more than the cracking two interior rubbish in Room 18 are heated to garbage cracking temperature (350～650 ℃), carry out cracking, cracked gas is drawn by splitting gas escape pipe 16.In whole garbage microwave pyrolysis process, the various decomposition gas, splitting gas, the moisture content that produce, all draw collection from pneumatic outlet, carries out harmless treatment and resource recycling.
Microwave cracking rubbish solid, under the acting in conjunction of gravity, the second helical stir retention device 12 and drawing mechanism 14, enters out funnel 13, and exports by drawing mechanism 14.
In the present embodiment, only use the microwave cracking stove of two two-piece unit aggregate erections, in fact can also be no less than according to the demand setting for the treatment of refuse the microwave cracking stove of three, so more can further deepen processing to rubbish, but the problem of the energy consumption of considering and processing efficiency is all generally to select the aggregate erection of two microwave cracking stoves.
The above embodiment of the present invention is to be only explanation example of the present invention, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make on the basis of the above description other multi-form variation and variations.Here cannot give exhaustive to all embodiments.Everyly belong to apparent variation or the still row in protection scope of the present invention of variation that technical scheme of the present invention amplifies out.
Claims (5)
1. a garbage microwave cracking furnace, it is characterized in that, comprise microwave cracking stove, feeding unit (1), the drawing mechanism (14) of at least one two-piece unit aggregate erection, described microwave cracking stove is all provided with body of heater, microwave office's microwave entrance (5) is set on sidewall of the furnace body, in the burner hearth of microwave cracking stove, be provided with helical stir retention device, this helical stir retention device is provided with rotating shaft, the burner hearth of two adjacent microwave cracking stoves communicates up and down, the rotating shaft classification tandem drive of the helical stir retention device arranging in microwave cracking stove;
The feed opening that is wherein positioned at the first microwave cracking stove of top is provided with upper top cover, this upper top cover internal cavities is communicated with the discharge port of feeding unit (1), this upper top cover is also provided with splitting gas escape pipe (16), described end cap axis direction is provided with stirring power input shaft, on this stirring power input shaft (15), be provided with the tripper (2) that is positioned at described feeding unit (1) discharge port below, described stirring power input shaft (15) end is connected with the rotating shaft of the helical stir retention device of installing in described the first microwave cracking stove; The bottom discharge port that is positioned at the microwave cracking stove of foot is provided with drawing mechanism (14).
2. garbage microwave cracking furnace according to claim 1, it is characterized in that, described body of heater comprises the outer cylinder body (3) be made up of metallic substance, inner barrel (6) that non-metallic material are made and is arranged on the thermal insulating filling (4) between inside and outside cylindrical shell (3), and described microwave office microwave entrance is evenly arranged on described outer cylinder body (3).
3. garbage microwave cracking furnace according to claim 1, it is characterized in that, described upper top cover, the first microwave cracking stove connect by the plate that is located by connecting that is arranged on the first microwave cracking furnace roof portion, between adjacent two microwave cracking stoves, connect equally by the plate that is located by connecting.
4. garbage microwave cracking furnace according to claim 1, it is characterized in that, in described helical stir retention device, be provided with under location axially spiral freely and be detained rotation axis, the lower end that spiral is detained rotation axis is all provided with and prevents that rotating shaft from producing the radially position limiting structure radially wobbling.
5. garbage microwave cracking furnace according to claim 1, is characterized in that, the bottom discharge port of the microwave cracking stove of described foot is provided with out funnel (13), and this discharging that goes out funnel (13) is transmitted by described drawing mechanism (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110426763.9A CN102492442B (en) | 2011-12-19 | 2011-12-19 | Garbage microwave cracking furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110426763.9A CN102492442B (en) | 2011-12-19 | 2011-12-19 | Garbage microwave cracking furnace |
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| Publication Number | Publication Date |
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| CN102492442A CN102492442A (en) | 2012-06-13 |
| CN102492442B true CN102492442B (en) | 2014-05-14 |
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| CN201110426763.9A Expired - Fee Related CN102492442B (en) | 2011-12-19 | 2011-12-19 | Garbage microwave cracking furnace |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102719279B (en) * | 2012-07-03 | 2013-12-25 | 四川宏普微波科技有限公司 | Process for preparing gas by microwave carbon pyrolysis of municipal solid waste |
| CN103836631A (en) * | 2014-03-07 | 2014-06-04 | 湖州市千金宝云机械铸件有限公司 | Environment-friendly combustion furnace |
| CN104946280B (en) * | 2015-06-25 | 2017-06-27 | 江苏大学 | A kind of micro-wave drying and the integrated apparatus for being pyrolyzed marine alga |
| CN105154115B (en) * | 2015-08-06 | 2017-06-23 | 南京师范大学 | A kind of spiral biomass continuous microwave pyrolysis charring device |
| CN105771809A (en) * | 2016-05-03 | 2016-07-20 | 江苏大学 | Semi-continuous microwave catalytic thermal cracking reactor |
| US11674087B2 (en) * | 2018-06-28 | 2023-06-13 | Resynergi, Inc. | Microwave methods for converting hydrocarbon-based waste materials into oil and gas fuels |
| CN109028948A (en) * | 2018-07-16 | 2018-12-18 | 新疆泰宇达环保科技有限公司 | Convenient for the smelting apparatus for feeding of recycle feed |
| CN111117675B (en) * | 2020-01-07 | 2021-03-19 | 山东理工大学 | Sectional spiral stirring type biomass pyrolysis liquefaction system |
Citations (3)
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| CN201442927U (en) * | 2009-07-22 | 2010-04-28 | 刘善华 | Fuel leveling device of down suction type gasifier |
| CN201520745U (en) * | 2009-09-22 | 2010-07-07 | 西安建筑科技大学 | Continuous microwave low-temperature dry distillation device |
| CN201587926U (en) * | 2009-12-11 | 2010-09-22 | 深圳市兖能投资管理有限公司 | Vertical continuous microwave heating low-temperature cracking furnace for waste |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2167224C1 (en) * | 1999-09-08 | 2001-05-20 | Общество с ограниченной ответственностью "Ромбонит" | Pyrolytic rhombohedral boron nitride and method of production of boron nitride |
| SE0502436L (en) * | 2005-11-02 | 2007-05-03 | Stena Miljoeteknik Ab | Batch depolymerization of hydrocarbon material |
| KR20100138289A (en) * | 2009-06-25 | 2010-12-31 | 모던엔지니어링 주식회사 | Pyrolysis about sludge of butchery waste water by using microwave |
| CN201817445U (en) * | 2010-09-07 | 2011-05-04 | 任杰 | Combustible gas preparation device using straw under high temperature |
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2011
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201442927U (en) * | 2009-07-22 | 2010-04-28 | 刘善华 | Fuel leveling device of down suction type gasifier |
| CN201520745U (en) * | 2009-09-22 | 2010-07-07 | 西安建筑科技大学 | Continuous microwave low-temperature dry distillation device |
| CN201587926U (en) * | 2009-12-11 | 2010-09-22 | 深圳市兖能投资管理有限公司 | Vertical continuous microwave heating low-temperature cracking furnace for waste |
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| CN102492442A (en) | 2012-06-13 |
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