CN106958821A - A kind of two method domestic garbage pyrolysis gasification ovens of recycling - Google Patents
A kind of two method domestic garbage pyrolysis gasification ovens of recycling Download PDFInfo
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- CN106958821A CN106958821A CN201710233094.0A CN201710233094A CN106958821A CN 106958821 A CN106958821 A CN 106958821A CN 201710233094 A CN201710233094 A CN 201710233094A CN 106958821 A CN106958821 A CN 106958821A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/006—General arrangement of incineration plant, e.g. flow sheets
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
- F23G5/0276—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage using direct heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
- F23G5/16—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a separate combustion chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/24—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a vertical, substantially cylindrical, combustion chamber
- F23G5/245—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a vertical, substantially cylindrical, combustion chamber with perforated bottom or grate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/0946—Waste, e.g. MSW, tires, glass, tar sand, peat, paper, lignite, oil shale
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/12—Heating the gasifier
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/1625—Integration of gasification processes with another plant or parts within the plant with solids treatment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/40—Gasification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2202/00—Combustion
- F23G2202/10—Combustion in two or more stages
- F23G2202/103—Combustion in two or more stages in separate chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/20—Waste heat recuperation using the heat in association with another installation
- F23G2206/203—Waste heat recuperation using the heat in association with another installation with a power/heat generating installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2900/00—Special features of, or arrangements for incinerators
- F23G2900/50001—Combination of two or more furnaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2900/00—Special features of, or arrangements for incinerators
- F23G2900/50204—Waste pre-treatment by pyrolysis, gasification or cracking
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste
Abstract
A kind of two method domestic garbage pyrolysis gasification ovens of recycling, it includes one-level gasification furnace, burner and two grades of gasification furnaces, and one-level top of gasification furnace is provided with bottom in bell, one-level gasification furnace and is provided with below one-level fire grate, one-level fire grate as the grey small room of one-level；Bottom is provided with secondary furnace row in two grades of gasification furnaces, and secondary furnace row lower section is second-level ash small room, and second-level ash small room is provided with two grades of ash holes, and the top of two grades of gasification furnaces is connected by mixed flue gas pipe and the combustion chamber of burner；Mixed flue gas pipe is connected by water air pipe with the top of one-level gasification furnace；It is provided with charcoal groove at one-level fire grate, falls charcoal groove and connected with two grades of gasification furnaces above secondary furnace row；The top of burner is connected with smoke exhaust fan by fume pipe；Burner is also connected by burner oxygen air inlet pipe with oxygen blower fan, and oxygen blower fan is connected by oxygen intake pipe with second-level ash small room；Fume pipe is connected by hot-air inlet pipe with air-introduced machine, and air-introduced machine is connected by the grey small room of hot blast discharge pipe and one-level.
Description
Technical field
The present invention relates to domestic garbage disposer technical field, specifically a kind of two method domestic garbage pyrolysis of recycling
Gasification furnace.
Background technology
Domestic rubbish disposal uses three kinds of modes substantially：Landfill, burning, compost, but no matter any technology is selected, all can
Produce all kinds of problem.As filled, big between occupation of land room, secondary pollution is especially serious to underground water pollution；Incineration technology
It is difficult to easily cause secondary atmosphere pollution that Dui bioxin, which produces control,；Then minimizing efficiency is low for compost, and removal process produces secondary
Pollution, the fertilizer utilization cheek of generation is small, and storage is difficult.In recent years, a kind of new treatment technology --- pyrolytic technique, obtains fast
Speed development, it is in the state of oxygen deprivation or anoxic, at 350 ° --- at a temperature of 1000 DEG C, rubbish is pyrolyzed, generation
, content of dioxin is very low in flue gas, and the content of itself and dirt is only the 10% of incineration technology amount, subsequent purification technique very simple process,
Discharge standard can just be reached.House refuse is pyrolyzed, it is necessary to which to pyrolysis gasification furnace, open source literature also reports some lifes
Refuse pyrolysis gasification furnace living, for example：
1st, Chinese patent：Domestic garbage pyrolysis gasification burning helps hot efficiently cracking gasification furnace, application number：201620688536.1,
The applying date：2016.07.04, patentee：Fujian Zheng Ren environmental protection Co., Ltd, address：366100 Sanming City, Fujian Provinces Datian County
Jing Kou villages of township of Huaxing, inventor：Zhang Guangjie, Lin Chundui, Zhang Shuai, summary：The utility model discloses a kind of domestic garbage pyrolysis
Gasification burning helps hot efficiently cracking gasification furnace, including pyrolytic gasification furnace body and helps hot combustion chamber；It is described to help hot combustion chamber
It is placed on around pyrolytic gasification furnace body, auxiliary heat energy is provided for the intrinsic domestic garbage pyrolysis gasification of pyrolysis gasification furnace；It is described
It is provided with multiple gas outlets, pyrolytic gasification furnace body and is produced by domestic garbage pyrolysis gasification around pyrolysis gasification furnace body outer wall
Raw fuel gas enters helping in hot combustion chamber around pyrolytic gasification furnace body by gas outlet.The utility model leads to
The outside pyrolysis cracking reaction for helping the mode of heat to accelerate house refuse in pyrolytic gasification furnace body is crossed, so as to greatly improve life rubbish
The harmless treatment efficiency of rubbish；Utilize the fuel gas produced by the pyrolysis cracking reaction of house refuse in pyrolytic gasification furnace body
The hot energy is helped as outside, it is to avoid after-treatment is carried out to the pernicious gas in combustible gas, being processed into for tail gas is greatlyd save
This.
2nd, Chinese patent：A kind of refuse pyrolysis gasification furnace, application number：201610156617.1, the applying date：
2016.03.18, applicant：China Environmental Science Research Institute, address：100012 Chaoyang District, Beijing Cities Anwai Big Sheep Square 8, hair
A person of good sense：The seat Big Dipper, Zhu Chaowei, Li Mingxiao, Hou Jiaqi, Jiang Yonghai, Jia Xuan, Hao Yan, Lv Ningqing, summary：A kind of refuse pyrolysis gas
Change stove, the base of body of heater is arranged in ash-pan, air intake duct of the grey disk center provided with air and vapor, the air inlet of air intake duct with
Communicated in refuse pyrolysis gasification furnace, the top of air intake duct is laid with gas outlet, the lower end connection air blower of air intake duct；Refuse pyrolysis
Pyrolysis vaporizer in gasification furnace is from bottom to up grieshoch, combustion gasification room, destructive distillation floor and drying layer；Combustion gasification room is set
There is lighting-up tuyere, drying layer is connected provided with pyrolytic gasification gas gas outlet with dual firing chamber；The top of refuse pyrolysis gasification furnace be provided with into
Material mouth；Scraper is welded with ash-pan, ash-pan is rotated by motor, the lime-ash for entering ash-pan taken out of by scraper, the two of scraper
Side is provided with two row's spileholes.The present invention can reach the optimum efficiency of refuse pyrolysis gasification, more economical environmental protection.
However, current pyrolysis gasification furnace most significantly has the disadvantage：1. the temperature of flue gas discharge is relatively low, typically at 100 DEG C
Hereinafter, there is obvious aqueous vapor in smoke stack emission, it is impossible to realize that Heat Energy Resource Stored is utilized；2. during gas cleaning, produce big
The waste water and tar of amount, if this waste can not be disposed effectively, will produce secondary pollution.Therefore, for solve the above problems, it is necessary to weight
A kind of new organization plan is newly designed, the shortcoming of the above is overcome, the deficiency of existing pyrolytic technique equipment is made up.
The content of the invention
It is an object of the invention to provide one kind is simple in construction, the resource for being easily pyrolyzed house refuse non-secondary pollution is operated
Change two method domestic garbage pyrolysis gasification ovens.
The technical solution adopted by the present invention is：
A kind of two method domestic garbage pyrolysis gasification ovens of recycling, it includes one-level gasification furnace, burner and two grades of gasification furnaces, described
One-level top of gasification furnace be provided with bottom in bell, one-level gasification furnace and be provided with one-level fire grate, be one-level below one-level fire grate
Grey small room, one-level ash small room is provided with one-level ash hole；Bottom is provided with secondary furnace row, secondary furnace in two grades of described gasification furnaces
Row lower section is second-level ash small room, and second-level ash small room is provided with two grades of ash holes, and the top of two grades of gasification furnaces passes through mixed flue gas pipe
It is connected with the combustion chamber of burner；Mixed flue gas pipe is connected by water air pipe with the top of one-level gasification furnace；Set at one-level fire grate
There is charcoal groove, fall charcoal groove and connected with two grades of gasification furnaces above secondary furnace row；The top of described burner is connected by fume pipe
There is smoke exhaust fan, smoke exhaust fan is connected with smoke exhaust pipe；Burner is also connected by burner oxygen air inlet pipe with oxygen blower fan, oxygen blower fan
Connected by oxygen intake pipe with second-level ash small room；Fume pipe is connected by hot-air inlet pipe with air-introduced machine, and air-introduced machine passes through heat
Wind discharge pipe is connected with the grey small room of one-level.Smoke exhaust pipe can be communicated to dust arrester, arrange tail gas into air after dedusting
Put.House refuse carries out pyrolytic gasification on the one-level fire grate of one-level gasification furnace, and the black wood charcoal of generation is carried out in two grades of gasification furnaces
Redox reaction, residue is gasified totally, and volatizable material is not discharged from two grades of ash discharging holes of second-level ash small room.It is raw
Rubbish living is constantly added at the bell of one-level top of gasification furnace.Fume pipe is communicated to boiler, the high temperature cigarette of fume pipe output
Gas, is used for waste heat boiler.
Burner has two kinds of structures：
The first：The middle part of burner is combustion chamber, and the entrance of fume pipe from two burners is communicated to combustion chamber top, the bottom of two burners
Portion is connected with ash releasing tube upper end, and ash releasing tube lower end is connected with water seal ashpit, and is stretched into the water in water seal ashpit, water air pipe and two
Combustion oxygen air inlet pipe is respectively connecting to the top of combustion chamber.Two burner is gas burner, and gas burner is cyclone type structure,
Up big and down small, water air pipe is connected with combustion chamber in tangent line.
Second：Burner, using sufficient oxygen air feed combustion furnace, it includes band thermal insulation layer furnace shell and furnace wall, tubular furnace wall
Bottom in band thermal insulation layer furnace shell is arranged on, the internal upper part with thermal insulation layer furnace shell is the storehouse that feeds intake, and fume pipe is connected with the silo roof portion that feeds intake,
The storehouse that feeds intake is provided with the dog-house that can be closed；Furnace wall bottom, which is provided with ash discharging hole, ash discharging hole, is provided with ash discharge valve；Outside furnace wall
Side and with being provided with ventilation cavity triangular in shape between thermal insulation layer furnace shell, the hypotenuse and the folder of furnace wall of the ventilation cavity of triangle
A=15 ° -25 ° of angle, ventilation cavity is connected by burner oxygen air inlet pipe with oxygen blower fan；Three row air vents are evenly equipped with furnace wall；Stove
Wall top is connected with mixed flue gas pipe.Three uniform row air vents on furnace wall, the aperture of air vent from top to bottom is respectively 3 millis
Rice, 4 millimeters and 5 millimeters.Often the pitch-row of row air vent is 3.5-4 centimetres.
Two method domestic garbage pyrolysis gasification ovens of recycling of the present invention have the advantages that：
1st, two method domestic garbage pyrolysis gasification ovens of recycling of the invention are simple in construction, set ingenious, refuse pyrolysis gasification behaviour
Make easy.House refuse is added on upper fire-grating at the top of one-level gasification furnace, and is filled up above one-level fire grate, in one-level gasification
Pyrolytic gasification in stove, remaining black wood charcoal carries out redox reaction in two grades of gasification furnaces；The steam that domestic garbage burning is produced
It is passed into burner and burns again with flue gas, flue gas is fully burnt, secondary pollution will not be produced.One-level gasification furnace utilizes burner
High-temperature flue gas is vaporized to refuse pyrolysis, makes full use of smoke heat energy.
2nd, the present invention is simple using sufficient oxygen air feed combustion furnace structure, sets ingenious, can use biomass fuel, for example, set
Skin, wood fragments, stalk, weeds can, burning is abundant, send in air feed combustion furnace when the sufficient oxygen is even and has stove inner volume 50% to dry combustion
During material, allow after temperature stabilization, moisture content 50%-70% fuel can be added, can also burn just cut down from mountain need not
The temperature that the weeds or fresh leaf dried enter in stove burning, furnace wall is up to more than 1200 DEG C；What domestic garbage burning was produced
Steam, which is passed into two burners, carries out second-time burning, and two furnace temperatures are high, effectively can decompose steam, will not produce substantial amounts of useless
Water and tar.
3rd, one-level gasification furnace carries out complete pyrolytic gasification using 15% high-temperature flue gas to rubbish（Non-oxidation）, it is remaining black
Charcoal carries out redox reaction in two grades of gasification furnaces, and the residue not volatilizable material that obtains being gasified totally is arranged from grey small room
Go out, the tail gas that two-stage furnace is produced burns work done in burner, produce high-temperature flue gas, used for waste heat boiler, can be used up to 65%
Rubbish heat energy.
Brief description of the drawings
Fig. 1 is the structural representation of two method domestic garbage pyrolysis gasification ovens of recycling of the present invention；
Fig. 2 is the structural representation of burner in embodiment 1；
Fig. 3 is the structural representation of burner in embodiment 2；
Sequence number is entitled in figure：
1st, one-level ash hole, 2, air-introduced machine, 3, hot blast discharge pipe, 4, hot-air inlet pipe, 5, the grey small room of one-level, 6, one-level fire grate,
7th, one-level gasification furnace, 8, bell, 9, water air pipe, 10, mixed flue gas pipe, 11, burner, 12, fume pipe, 13, smoke exhaust pipe, 14, row
Cigarette blower fan, 15, burner oxygen air inlet pipe, 16, oxygen blower fan, 17, oxygen intake pipe, 18, two grades of ash holes, 19, second-level ash small room,
20th, secondary furnace is arranged, and 21, two grades of gasification furnaces, 22, fall charcoal groove, 23, combustion chamber, 24, ash releasing tube, 25, water seal ashpit, 26, with heat-insulated
Layer furnace shell, 27, ventilation cavity, 28, furnace wall, 29, air vent, 30, feed intake storehouse, 31, dog-house, 32, ash discharging hole, 33, ash-valve
Door.
Embodiment
The present invention is introduced in order to more detailed, with reference to embodiment and accompanying drawing, the present invention will be further described.
As shown in the figure：
Embodiment 1
Two method domestic garbage pyrolysis gasification ovens of recycling, it includes one-level gasification furnace 7, burner 11 and two grades of gasification furnaces 21, institute
The top of one-level gasification furnace 7 stated is provided with bottom in bell 8, one-level gasification furnace 7 and is provided with one-level fire grate 6, the lower section of one-level fire grate 6
For the grey small room 5 of one-level, one-level ash small room 5 is provided with one-level ash hole 1；Bottom is provided with two grades in two grades of described gasification furnaces 21
Fire grate 20, the lower section of secondary furnace row 20 is second-level ash small room 19, and second-level ash small room 19 is provided with two grades of ash holes 18, two grades of gasification furnaces
21 top is connected by mixed flue gas pipe 10 with the combustion chamber of burner 11；Mixed flue gas pipe 10 passes through water air pipe 9 and one-level gas
Change the top connection of stove 7；It is provided with charcoal groove 22 at one-level fire grate 6, falls two grades of gasifications that charcoal groove 22 arranges 20 tops with secondary furnace
Stove 21 is connected；The top of described burner 11 is connected with smoke exhaust fan 14 by fume pipe 12, and smoke exhaust fan 14 is connected with smoke evacuation
Pipe 13；Burner 11 is also connected by burner oxygen air inlet pipe 15 with oxygen blower fan 16, oxygen blower fan 16 by oxygen intake pipe 17 with
Second-level ash small room 19 is connected；Fume pipe 12 is connected by hot-air inlet pipe 4 with air-introduced machine 2, and air-introduced machine 2 passes through hot blast discharge pipe 3
It is connected with the grey small room 5 of one-level.
The middle part of the burner 11 is combustion chamber 23, and fume pipe 12 enters from the top of two burners 11 and is communicated to combustion chamber
23 tops, the bottom of burner 11 is connected with the upper end of ash releasing tube 24, and the lower end of ash releasing tube 24 is connected with water seal ashpit 25, and stretches into water seal
In water in ashpit 25, mixed flue gas pipe 10 and burner oxygen air inlet pipe 15 are respectively connecting to the top of combustion chamber 23.
Embodiment 2
Two method domestic garbage pyrolysis gasification ovens of recycling, it includes one-level gasification furnace 7, burner 11 and two grades of gasification furnaces 21, institute
The top of one-level gasification furnace 7 stated is provided with bottom in bell 8, one-level gasification furnace 7 and is provided with one-level fire grate 6, the lower section of one-level fire grate 6
For the grey small room 5 of one-level, one-level ash small room 5 is provided with one-level ash hole 1；Bottom is provided with two grades in two grades of described gasification furnaces 21
Fire grate 20, the lower section of secondary furnace row 20 is second-level ash small room 19, and second-level ash small room 19 is provided with two grades of ash holes 18, two grades of gasification furnaces
21 top is connected by mixed flue gas pipe 10 with the combustion chamber of burner 11；Mixed flue gas pipe 10 passes through water air pipe 9 and one-level gas
Change the top connection of stove 7；It is provided with charcoal groove 22 at one-level fire grate 6, falls two grades of gasifications that charcoal groove 22 arranges 20 tops with secondary furnace
Stove 21 is connected；The top of described burner 11 is connected with smoke exhaust fan 14 by fume pipe 12, and smoke exhaust fan 14 is connected with smoke evacuation
Pipe 13；Burner 11 is also connected by burner oxygen air inlet pipe 15 with oxygen blower fan 16, oxygen blower fan 16 by oxygen intake pipe 17 with
Second-level ash small room 19 is connected；Fume pipe 12 is connected by hot-air inlet pipe 4 with air-introduced machine 2, and air-introduced machine 2 passes through hot blast discharge pipe 3
It is connected with the grey small room 5 of one-level.
The burner 11, including band thermal insulation layer furnace shell 26 and furnace wall 28, tubular furnace wall 28 is arranged on band thermal insulation layer stove
Bottom in shell 26, the internal upper part with thermal insulation layer furnace shell 26 is the storehouse 30 that feeds intake, and fume pipe 12 is connected with the top of storehouse 30 that feeds intake, and feed intake storehouse
30 are provided with the dog-house 31 that can be closed；The bottom of furnace wall 28 is provided with ash discharging hole 32, ash discharging hole 32 and is provided with ash discharge valve 33；
The outside of furnace wall 28 and with being provided with ventilation cavity 27 triangular in shape between thermal insulation layer furnace shell 26, the ventilation cavity 27 of triangle
Hypotenuse and a=15 ° -25 ° of the angle of furnace wall 28, ventilation cavity 27 are connected by burner oxygen air inlet pipe 15 with oxygen blower fan 16；Furnace wall
Three row air vents 29 are evenly equipped with 28；The top of furnace wall 28 is connected with mixed flue gas pipe 10.
Described above is not limitation of the present invention, and the present invention is also not limited to examples detailed above, the art it is general
Logical technical staff, in the essential scope of the present invention, change, remodeling, addition or the replacement made should all belong to the guarantor of the present invention
Protect scope.
Claims (3)
1. a kind of two method domestic garbage pyrolysis gasification ovens of recycling, it is characterised in that：Including one-level gasification furnace（7）, burner
（11）With two grades of gasification furnaces（21）, described one-level gasification furnace（7）Top is provided with bell（8）, one-level gasification furnace（7）Interior bottom
It is provided with one-level fire grate（6）, one-level fire grate（6）Lower section is the grey small room of one-level（5）, one-level ash small room（5）It is provided with one-level ash discharge
Mouthful（1）；Two grades of described gasification furnaces（21）Interior bottom is provided with secondary furnace row（20）, secondary furnace row（20）Lower section is second-level ash bucket
Room（19）, second-level ash small room（19）It is provided with two grades of ash holes（18）, two grades of gasification furnaces（21）Top pass through mixed flue gas pipe
（10）With burner（11）Combustion chamber connection；Mixed flue gas pipe（10）Pass through water air pipe（9）With one-level gasification furnace（7）Top connect
Connect；One-level fire grate（6）Place is provided with charcoal groove（22）, fall charcoal groove（22）Arranged with secondary furnace（20）Two grades of gasification furnaces of top（21）
Connection；Described burner（11）Top pass through fume pipe（12）It is connected with smoke exhaust fan（14）, smoke exhaust fan（14）It is connected with
Smoke exhaust pipe（13）；Burner（11）Also pass through burner oxygen air inlet pipe（15）With oxygen blower fan（16）Connection, oxygen blower fan（16）Pass through
Oxygen intake pipe（17）With second-level ash small room（19）Connection；Fume pipe（12）Pass through hot-air inlet pipe（4）With air-introduced machine（2）Even
Connect, air-introduced machine（2）Pass through hot blast discharge pipe（3）With the grey small room of one-level（5）Connection.
2. two method domestic garbage pyrolysis gasification ovens of recycling according to claim 1, it is characterised in that：The burner
（11）Middle part be combustion chamber（23）, fume pipe（12）From two burners（11）Top enter and be communicated to combustion chamber（23）On
Portion, burner（11）Bottom be connected with ash releasing tube（24）Upper end, ash releasing tube（24）Lower end and water seal ashpit（25）Connection, and stretch into
Water seal ashpit（25）In interior water, mixed flue gas pipe（10）With burner oxygen air inlet pipe（15）It is respectively connecting to combustion chamber（23）'s
Top.
3. two method domestic garbage pyrolysis gasification ovens of recycling according to claim 1, it is characterised in that：The burner
（11）, including band thermal insulation layer furnace shell（26）And furnace wall（28）, tubular furnace wall（28）It is arranged on band thermal insulation layer furnace shell（26）It is interior
Bottom, band thermal insulation layer furnace shell（26）Internal upper part to feed intake storehouse（30）, fume pipe（12）With the storehouse that feeds intake（30）Top is connected, and is fed intake
Storehouse（30）It is provided with the dog-house that can be closed（31）；Furnace wall（28）Bottom is provided with ash discharging hole（32）, ash discharging hole（32）It is upper to install
There is ash discharge valve（33）；Furnace wall（28）Outside with thermal insulation layer furnace shell（26）Between be provided with ventilation cavity triangular in shape
（27）, the ventilation cavity of triangle（27）Hypotenuse and furnace wall（28）A=15 ° -25 ° of angle, divulge information cavity（27）Pass through burner
Oxygen air inlet pipe（15）With oxygen blower fan（16）Connection；Furnace wall（28）On be evenly equipped with three row air vents（29）；Furnace wall（28）Top with
Mixed flue gas pipe（10）Connection.
Priority Applications (1)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710233094.0A CN106958821A (en) | 2017-04-11 | 2017-04-11 | A kind of two method domestic garbage pyrolysis gasification ovens of recycling |
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|---|---|
| CN106958821A true CN106958821A (en) | 2017-07-18 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710233094.0A Pending CN106958821A (en) | 2017-04-11 | 2017-04-11 | A kind of two method domestic garbage pyrolysis gasification ovens of recycling |
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