CN101463257A - Tunnel type pyrolysis gasifying device and pyrolysis gasification method - Google Patents
Tunnel type pyrolysis gasifying device and pyrolysis gasification method Download PDFInfo
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- CN101463257A CN101463257A CNA2009100677181A CN200910067718A CN101463257A CN 101463257 A CN101463257 A CN 101463257A CN A2009100677181 A CNA2009100677181 A CN A2009100677181A CN 200910067718 A CN200910067718 A CN 200910067718A CN 101463257 A CN101463257 A CN 101463257A
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Abstract
The invention provides a tunnel-type pyrolysis gasification device and a pyrolysis gasification method. The tunnel-type pyrolysis gasification device is provided in sequence with a feeding table, a pyrolysis furnace body and a discharging table from a feeding end; both sides of the pyrolysis furnace body are provided with sealing furnace doors, the furnace body is internally provided with a pyrolysis chamber, a combustion chamber and a flue between the pyrolysis chamber and the inner wall of the furnace body, the upper part of the furnace body is provided with an exhaust port and a pyrolysis gas pipeline, the lower part of the furnace body is provided with a pyrolysis gas combustion nozzle and a fuel combustion nozzle, wherein, the tunnel-type pyrolysis gasification device also comprises an electric push rod, a feed frame and a slide rail, the feed frame filled with the feeds is pushed by the electric push rod to get into and out of the furnace body, the slide rail is arranged on the lower part of the furnace body so that the feed frame can slide forwards thereon. By employing the tunnel-type pyrolysis gasification device of the invention, in accordance with the pyrolysis gasification method of the invention, not only the semi-automatic feeding and discharging can be realized to improve the productivity on the basis of the favorable sealing effect, but also the materials can be pyrolyzed completely with simple operations, high metal recovery ratio, good energy-saving effect and little environmental pollution.
Description
Technical field
The present invention relates to environmental protection solid waste process field, relate in particular to and be applicable to the scrap electrical wires cable, tunnel type pyrolysis gasifying device and pyrolysis gasification method that the clean of electronic circuit board and waste and old motor and resource reclaim.
Background technology
In recent years, the recovery problem of metals resources obtained the great attention of countries in the world, and the metals resources that how to reclaim in waste and old cable and wire and the useless motor is the technology of a class key.Wherein, utilize pyrolysis method to reclaim the concern that metal obtains vast researcher gradually, its advantage is not only can reclaim metals resources efficiently, and institute's heat production is vented one's spleen and tar all is valuable product, can reclaim synchronously.Therefore, the metals resources that the use heat solution reclaims in scrap electrical wires cable and the useless motor has rate of recovery height, and recovery value is big, pollutes little advantage.
An important techniques difficult problem that faces during the pyrolysis oven design is: the one, and the sealing effectiveness of assurance stove is avoided leaking into of oxygen; The 2nd, strengthen operability, help enhancing productivity; The 3rd, make temperature of charge even, increase the pyrolysis effect.
At present, the use heat solution is handled domestic refuse and has been developed complete equipment.Existing pyrolysis oven adopts fuel oil to cooperate the type of heating of combustion gas more, i.e. the needed heat part of material pyrolysis is from fuel oil, and another part is from the combustion gas of pyrolyzing generation.Its basic element of character has: input and output material system, tightness system, pyrolysis chamber, combustion chamber, smoke outlet and pyrolysis feed channel etc.
The common drawback of this class stove is that the input and output material operation is wasted time and energy, and operability is not high, and production efficiency is generally lower.In addition, airless whipping appts in this type of pyrolysis oven pyrolysis chamber, it is even to be difficult for making material reach temperature, and pyrolysis is thorough inadequately, is unfavorable for separating of electric wire insulation layer and metal.
Summary of the invention
In order to overcome the technological deficiency of existing pyrolysis oven, improve the production efficiency that metal is reclaimed in pyrolysis, guarantee the metal recovery quality, the invention provides a kind of new-type type of furnace---the tunnel like type of furnace, this type of furnace is different from the past, and the maximum characteristics of the type of furnace are to use for reference the design philosophy of industrial production line, the input and output material that realizes semi-automation on the basis that guarantees sealing effectiveness, has improved the operability of input and output material.In addition, installed high temperature resistant air-flow agitation fan in the body of heater pyrolysis chamber additional, greatly strengthened the transmission of heat by convection effect in the pyrolysis chamber, made temperature of charge even, pyrolysis is thorough, has improved the separating effect of metal and insulation layer effectively.
The objective of the invention is to be achieved by the following technical programs.
A kind of tunnel type pyrolysis gasifying device, be disposed with loading bay from feed end, pyrolysis body of heater and discharge pedestal, the both sides of pyrolysis body of heater are provided with sealing door, be provided with the pyrolysis chamber in the body of heater, combustion chamber and the flue between pyrolysis chamber and inboard wall of furnace body, upper of furnace body is provided with smoke outlet, the pyrolysis air pipe, the body of heater bottom is provided with pyrolysis gas burner and fuel nozzle, wherein, this tunnel type pyrolysis gasifying device also comprises electric pushrod, material frame and slide rail, promote to be equipped with the material frame turnover body of heater of material by electric pushrod, slide rail is arranged at the body of heater bottom, and the feed frame slides thereon and moves ahead.
Described sealing door is the tilting fire door.
Described pyrolysis chamber outside surface is equipped with fin.
High temperature resistant aerofoil fan is installed in the described pyrolysis chamber.
A kind of pyrolysis gasification method wherein, adopts the described tunnel type pyrolysis gasifying device of claim 1, comprises the steps:
The material frame that material will be housed by electric pushrod enters in the pyrolysis body of heater;
Close the sealing door of body of heater both sides, close pyrolysis air pipe valve, starting fluid burner, heating furnace body;
When treating that temperature of charge reaches 250 ℃～700 ℃, open the pyrolysis pipe valve, close fuel nozzle, start pyrolysis gas burner;
Temperature of charge maintains 550 ℃～700 ℃ in the control pyrolysis chamber, continues 2～3 hours;
After the basic pyrolysis of material finishes, open sealing door, promote the material frame by electric pushrod and go out body of heater.
Adopt tunnel type pyrolysis gasifying device of the present invention, according to pyrolysis gasification method of the present invention, on the basis of excellent sealing effect, the input and output material that can realize semi-automation not only, improved productivity, and can make the material pyrolysis thorough, easy and simple to handle, metal recovery rate height, effective, environmental pollution is little.
Description of drawings
Fig. 1 is the structural representation of the tunnel type pyrolysis gasifying device of an embodiment of the present invention.
Among the figure, 1. electric pushrod, 2. charging fire door, 3. furnace binding, 4. material frame, 5. smoke outlet, 6. pyrolysis air pipe, 7. high temperature resistant aerofoil fan, 8. refractory fibre, 9. discharging fire door, 10. discharge end carrying roller, 11. fins, 12. the pyrolysis chamber, 13. combustion chambers, 14. pyrolysis gas burners, 15. fuel nozzle, 16. flues, 17. slide rails.
Embodiment
The present invention is described in further detail below in conjunction with description of drawings and embodiment.
As shown in Figure 1, the present invention is a tunnel type pyrolysis gasifying device, be disposed with loading bay, pyrolysis body of heater and discharge pedestal from feed end, the both sides of pyrolysis body of heater are provided with sealing door, be provided with pyrolysis chamber 12, combustion chamber 13 and the flue between pyrolysis chamber and inboard wall of furnace body 16 in the body of heater, upper of furnace body is provided with smoke outlet 5, pyrolysis air pipe 6, and the body of heater bottom is provided with pyrolysis gas burner 14 and fuel nozzle 15, whole body of heater is a square, and refractory fibre 8 is also laid in the body of heater outside.Wherein, fuel nozzle 15 can fuel oil, also can combustion gas, and be that example describes with the fuel oil in the embodiments of the present invention.
The scrap electrical wires cable is contained in the material frame 4, and the body of heater bottom is equiped with slide rail 17, and material frame 4 can be free to slide on slide rail 17.During charging, electric pushrod 1 promotes material frame 4 and enters body of heater; During discharging, material frame 4 is released by push rod 1 again.This input and output material mode is easy and simple to handle, safe and reliable, and the production that realizes semi-automation is suitable for scale of mass production.
Charging fire door 2 and discharging fire door 9 are arranged at the both sides of body of heater as sealing door, be the tilting sealing door, constitute by driving push rod, the door-plate that adds refractory insulating layer and seal washer, door-plate tilts can to guarantee to drive the thrust of push rod and the suffered anchorage force of door-plate point-blank, push rod thrust is played a role fully, thereby guarantee the good sealing effectiveness of fire door, avoid leaking into of oxygen and releasing of pyrolysis gas.
On pyrolysis chamber's outside surface, install fin 11 additional, can strengthen conducting heat and making the temperature of charge field even.Can also install high temperature resistant aerofoil fan 7 additional in pyrolysis chamber 12, thereby can strengthen the transmission of heat by convection in the pyrolysis chamber, make temperature of charge even, pyrolysis is abundant, has improved the separating effect of metal and surface insulation layer.
Be provided with pyrolysis gas burner 14 and fuel nozzle 15 in the body of heater bottom.Pyrolysis institute energy requirement is from two portions, and a part is that fuel nozzle 15 provides, and a part is that pyrolysis gas burner 14 provides.The unloading phase of stove, earlier by fuel nozzle 15 burning diesel oils, heating furnace body, after treating that material reaches pyrolysis temperature, is generally 250 ℃～700 ℃, self constantly produces pyrolysis gas, pyrolysis gas through voltage stabilizing, cooling after, enter pyrolysis gas 14 burners, burning provides the heat that continues intensification.At this moment, if pyrolysis gas abundance is then closed fuel nozzle 15.
Tunnel type pyrolysis gasifying device of the present invention, on the basis of excellent sealing effect, the input and output material that can realize semi-automation not only, and can make the material pyrolysis thorough, easy and simple to handle, and metal recovery rate height, effective, environmental pollution is little.
These characteristics according to this device, also can implement different pyrolysis oven modularizations, the monomer pyrolysis oven of different operating parameter is combined into the cooperation production equipment, and the waste heat of each pyrolysis oven can utilize mutually, the heat of different warm areas also can shift mutually, reaches the effect of abundant energy-saving and emission-reduction.
Following brief description is used the pyrolysis gasification method of pyrolysis gasifying device of the present invention.
At first scrap electrical wires is packed in the material frame 4, pushed in the pyrolysis chamber 12 by electric pushrod 1, every stove can be adorned 10 frame materials altogether.Close charging fire door 2 and discharging fire door 9, close the valve on the pyrolysis air pipe 6.Starting fluid burner 15, heating furnace body.In this process, temperature of charge constantly increases, and when temperature of charge reached 250 ℃, the beginning pyrolysis produced gas, but this moment, process was slow, when treating that temperature of charge reaches 300-700 ℃, can begin to produce in a large number pyrolysis gas.At this moment, open the pyrolysis pipe valve, close fuel nozzle 15, start pyrolysis gas burner 14, the combustion heat is vented one's spleen, and provides heat for continuing the intensification pyrolysis.The start-up control system, temperature of charge maintains 550 ℃～700 ℃ in the control pyrolysis chamber, certain time, is generally 2～3 hours.After treating that the basic pyrolysis of material finishes, open charging and discharging fire door 2,9, promote material frame 4 by electric pushrod 1 and go out body of heater.
Whole pyrolytic process generally continues 3～4 hours, and pyrolysis temperature is controlled at 550 ℃～700 ℃, and every single-unit furnace output is about 250-1000kg, can realize the combined running of a plurality of single-unit furnaces, reaches energy-saving effect.
Embodiments of the present invention more than have been described, but self-evident, the invention is not restricted to this, in the scope that does not break away from main idea of the present invention, can carry out various changes.
Claims (5)
1. tunnel type pyrolysis gasifying device, be disposed with loading bay, pyrolysis body of heater and discharge pedestal from feed end, the both sides of pyrolysis body of heater are provided with sealing door, be provided with pyrolysis chamber, combustion chamber and the flue between pyrolysis chamber and inboard wall of furnace body in the body of heater, upper of furnace body is provided with smoke outlet, pyrolysis air pipe, the body of heater bottom is provided with pyrolysis gas burner and fuel nozzle, it is characterized in that
This tunnel type pyrolysis gasifying device also comprises electric pushrod, material frame and slide rail, and the material frame that material is housed by the electric pushrod promotion passes in and out body of heater, and slide rail is arranged at the body of heater bottom, and the feed frame slides thereon and moves ahead.
2. tunnel type pyrolysis gasifying device according to claim 1 is characterized in that, described sealing door is the tilting fire door.
3. tunnel type pyrolysis gasifying device according to claim 1 is characterized in that, described pyrolysis chamber outside surface is equipped with fin.
4. tunnel type pyrolysis gasifying device according to claim 1 is characterized in that, high temperature resistant aerofoil fan is installed in the described pyrolysis chamber.
5. a pyrolysis gasification method is characterized in that, adopts the described tunnel type pyrolysis gasifying device of claim 1, comprises the steps:
The material frame that material will be housed by electric pushrod enters in the pyrolysis body of heater;
Close the sealing door of body of heater both sides, close pyrolysis air pipe valve, starting fluid burner, heating furnace body;
When treating that temperature of charge reaches 250 ℃～700 ℃, open the pyrolysis pipe valve, close fuel nozzle, start pyrolysis gas burner;
Temperature of charge maintains 550 ℃～700 ℃ in the control pyrolysis chamber, continues 2～3 hours;
After the basic pyrolysis of material finishes, open sealing door, promote the material frame by electric pushrod and go out body of heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 200910067718 CN101463257B (en) | 2009-01-16 | 2009-01-16 | Tunnel type pyrolysis gasifying device and pyrolysis gasification method |
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| CN 200910067718 CN101463257B (en) | 2009-01-16 | 2009-01-16 | Tunnel type pyrolysis gasifying device and pyrolysis gasification method |
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| CN101463257A true CN101463257A (en) | 2009-06-24 |
| CN101463257B CN101463257B (en) | 2013-02-13 |
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| CN102261660A (en) * | 2011-06-07 | 2011-11-30 | 王凤奎 | Multifunctional resource recovery device |
| CN102373095A (en) * | 2010-08-06 | 2012-03-14 | 通用电气公司 | System and method for dry feed gasifier start-up |
| CN104342177A (en) * | 2014-09-18 | 2015-02-11 | 苏州新协力环保科技有限公司 | Carbonizing furnace with biomass particles |
| CN104449771A (en) * | 2014-03-10 | 2015-03-25 | 晏子俊 | Charcoal production system with continuous externally-heating dry distillation mechanism |
| US9228744B2 (en) | 2012-01-10 | 2016-01-05 | General Electric Company | System for gasification fuel injection |
| CN105694930A (en) * | 2016-03-09 | 2016-06-22 | 肖国雄 | Tunnel type intermittent biomass pyrolysis furnace |
| US9545604B2 (en) | 2013-11-15 | 2017-01-17 | General Electric Company | Solids combining system for a solid feedstock |
| CN108624749A (en) * | 2018-04-23 | 2018-10-09 | 江苏远航精密合金科技股份有限公司 | A kind of heating system and heating means of high-precision wide nickel strap preparation hot-rolling mill |
| CN110330989A (en) * | 2019-07-25 | 2019-10-15 | 扬州三源机械有限公司 | A kind of efficient pyrocrack furnace body structure of domestic rubbish disposal |
| CN111895413A (en) * | 2020-08-11 | 2020-11-06 | 国网湖北省电力有限公司孝感供电公司 | Material waste cable pyrolysis recycling and disposal device and using method thereof |
| CN114017779A (en) * | 2021-10-12 | 2022-02-08 | 广州市凯卫莎环保科技有限公司 | Cracking reaction system and thermal cracking equipment thereof |
| WO2023221633A1 (en) * | 2022-05-20 | 2023-11-23 | 上海博士高环保科技有限公司 | Thermal cleaning furnace control method and system |
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| CN2476732Y (en) * | 2001-04-27 | 2002-02-13 | 丁文林 | Garbage pyrolising furnace |
| US6807916B2 (en) * | 2002-09-25 | 2004-10-26 | Continental Cement Company, Llc | Integrated pyrolysis systems and methods |
| CN1418738A (en) * | 2002-12-17 | 2003-05-21 | 天津大学 | Method and equipment for pyrolysis and gasification treatment of solid wastes |
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| CN201046949Y (en) * | 2006-12-13 | 2008-04-16 | 北京联合创业建设工程有限公司 | Biomass rapid pyrolyzing furnace |
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- 2009-01-16 CN CN 200910067718 patent/CN101463257B/en not_active Expired - Fee Related
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| CN102373095B (en) * | 2010-08-06 | 2016-11-23 | 通用电气公司 | The system and method started for dry feed gasifier |
| CN102373095A (en) * | 2010-08-06 | 2012-03-14 | 通用电气公司 | System and method for dry feed gasifier start-up |
| US9139788B2 (en) | 2010-08-06 | 2015-09-22 | General Electric Company | System and method for dry feed gasifier start-up |
| CN102261660A (en) * | 2011-06-07 | 2011-11-30 | 王凤奎 | Multifunctional resource recovery device |
| US9228744B2 (en) | 2012-01-10 | 2016-01-05 | General Electric Company | System for gasification fuel injection |
| US9545604B2 (en) | 2013-11-15 | 2017-01-17 | General Electric Company | Solids combining system for a solid feedstock |
| CN104449771B (en) * | 2014-03-10 | 2016-06-01 | 晏子俊 | Retorting machine charcoal production system is heated outside a kind of continous way |
| CN104449771A (en) * | 2014-03-10 | 2015-03-25 | 晏子俊 | Charcoal production system with continuous externally-heating dry distillation mechanism |
| CN104342177A (en) * | 2014-09-18 | 2015-02-11 | 苏州新协力环保科技有限公司 | Carbonizing furnace with biomass particles |
| CN105694930A (en) * | 2016-03-09 | 2016-06-22 | 肖国雄 | Tunnel type intermittent biomass pyrolysis furnace |
| CN108624749A (en) * | 2018-04-23 | 2018-10-09 | 江苏远航精密合金科技股份有限公司 | A kind of heating system and heating means of high-precision wide nickel strap preparation hot-rolling mill |
| CN110330989A (en) * | 2019-07-25 | 2019-10-15 | 扬州三源机械有限公司 | A kind of efficient pyrocrack furnace body structure of domestic rubbish disposal |
| CN111895413A (en) * | 2020-08-11 | 2020-11-06 | 国网湖北省电力有限公司孝感供电公司 | Material waste cable pyrolysis recycling and disposal device and using method thereof |
| CN114017779A (en) * | 2021-10-12 | 2022-02-08 | 广州市凯卫莎环保科技有限公司 | Cracking reaction system and thermal cracking equipment thereof |
| CN114017779B (en) * | 2021-10-12 | 2023-09-12 | 广州市凯卫莎环保科技有限公司 | Cracking reaction system and thermal cracking equipment thereof |
| WO2023221633A1 (en) * | 2022-05-20 | 2023-11-23 | 上海博士高环保科技有限公司 | Thermal cleaning furnace control method and system |
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| CN101463257B (en) | 2013-02-13 |
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Granted publication date: 20130213 Termination date: 20210116 |