CN111089291A - Environment-friendly household garbage self-cleaning and self-incinerating treatment device and process method thereof - Google Patents

Environment-friendly household garbage self-cleaning and self-incinerating treatment device and process method thereof Download PDF

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Publication number
CN111089291A
CN111089291A CN202010008492.4A CN202010008492A CN111089291A CN 111089291 A CN111089291 A CN 111089291A CN 202010008492 A CN202010008492 A CN 202010008492A CN 111089291 A CN111089291 A CN 111089291A
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incinerator
communicated
self
oil
garbage
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林福仁
刘光亮
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Shaanxi West Environmental Industry Development Co.,Ltd.
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Shaanxi Baoshen Machinery Group Co ltd
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0217—Separation of non-miscible liquids by centrifugal force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/04—Combinations of filters with settling tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • 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
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00—Arrangements of devices for treating smoke or fumes
    • F23J15/006—Layout of treatment plant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/20—Halogens or halogen compounds
    • B01D2257/206—Organic halogen compounds
    • B01D2257/2064—Chlorine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases
    • B01D2258/0291—Flue gases from waste incineration plants
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Treating Waste Gases (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The environment-friendly domestic garbage self-cleaning self-incinerating treatment device and the process method thereof are provided, the characteristics of looseness, much air and strong basicity of heat value, moisture and ash slag of the domestic garbage are fully utilized, the environment-friendly domestic garbage self-incinerating treatment device is used for pollution-free treatment of the domestic garbage, self-incinerating, detoxification purification and clean discharge of the domestic garbage can be realized without sorting the domestic garbage, a treatment process technology which does not need crushing, is thorough and harmless and can achieve the aims of energy conservation and environmental protection is achieved, the on-site incineration of the garbage is realized, the pollution caused by secondary collection and transportation of the garbage is avoided, the environment-friendly domestic garbage self-cleaning self-incinerating treatment device is particularly suitable for treating various solid garbage with high moisture and.

Description

Environment-friendly household garbage self-cleaning and self-incinerating treatment device and process method thereof
Technical Field
The invention belongs to the technical field of environmental protection of solid waste treatment, and particularly relates to an environment-friendly household garbage self-cleaning self-incineration treatment device and a process method thereof.
Background
Domestic garbage has the characteristics of high water content (up to 70%), large proportion of organic wastes such as kitchen wastes, catering and the like in the domestic garbage, mixed components, mixed collection and the like, so that most domestic patents about domestic garbage incineration disposal use processes such as garbage sorting, dehydration, crushing and the like, and the processes have the following defects: the household garbage incineration process is complex, the treatment links are multiple, the expansion of the pollution area of the household garbage is easily caused, the structure of treatment equipment is complex, equipment failure is easy to occur, the treatment cost is high, and the like. In the burning process, large and medium-sized equipment such as a chain grate furnace, a cement kiln cooperative treatment, a gasification furnace, a carbonization furnace and the like is adopted, and in the practical application process, the problems of high manufacturing cost, high energy consumption, high operating cost, poor tail gas treatment effect, high cost when the tail gas reaches the emission standard, difficulty in treating tail gas treatment liquid and generated solid waste and the like exist, and the problems of insufficient utilization of the inherent characteristics of household garbage, high energy consumption, incomplete tail gas treatment, difficulty in reaching the standard in treatment, low burning speed, garbage heating consolidation and blockage and the like exist. In addition, the other incinerator is difficult to adapt to domestic garbage with high moisture content, moreover, domestic garbage is collected in a centralized manner, dry and wet garbage are mixed, and the moisture content of domestic garbage changes along with the change of seasons, weather and domestic diet, so that the requirement of the garbage incinerator on the moisture content of the domestic garbage is very wide, such as 5-85 wt%, most of the existing garbage incinerators are difficult to realize, the domestic garbage has to be dried, the requirement on the heat value of the garbage is high, other fuels are required to be added for supplementing the heat value, the cost is high, and the like.
Disclosure of Invention
The technical problems solved by the invention are as follows: the environment-friendly domestic garbage self-cleaning self-incinerating treatment device and the process method thereof are provided, the characteristics of looseness, much air and strong basicity of heat value, moisture and ash slag of the domestic garbage are fully utilized, the environment-friendly domestic garbage self-incinerating treatment device is used for pollution-free treatment of the domestic garbage, self-incinerating, detoxification purification and clean discharge of the domestic garbage can be realized without sorting the domestic garbage, a treatment process technology which does not need crushing, is thorough and harmless and can achieve the aims of energy conservation and environmental protection is achieved, the on-site incineration of the garbage is realized, the pollution caused by secondary collection and transportation of the garbage is avoided, the environment-friendly domestic garbage self-cleaning self-incinerating treatment device is particularly suitable for treating various solid garbage with high moisture and.
The technical scheme adopted by the invention is as follows: the environment-friendly domestic garbage self-cleaning self-incinerating treatment device comprises an incinerator, a dust collecting box, a movable slag discharging groove and a mounting frame arranged on the outer side of the incinerator, wherein the top of the incinerator is provided with the dust collecting box communicated with the inside of the incinerator and a hopper with an upper cover, the domestic garbage is loaded into the incinerator from a hopper port, the slag discharging groove is arranged below the incinerator, an oxygen supply supercharging device arranged in the incinerator is positioned above the slag discharging groove and is connected with an air compressor outside the incinerator, the inner wall of the top of the incinerator is provided with a monitoring device for monitoring internal environmental parameters, and the inside and the outer wall of the incinerator are provided with a purifying and spraying device; the multi-stage smoke filtering device is characterized in that a multi-stage smoke filtering device and an oil-water treatment circulating structure are arranged on the mounting frame, oil in the multi-stage smoke filtering device is collected and treated in a centralized mode through the oil-water treatment circulating structure after the multi-stage smoke filtering device is communicated with the oil-water treatment circulating structure, smoke in the incinerator is led into the multi-stage smoke filtering device through a guide pipe fixedly connected to the upper end of the incinerator, the upper end of the multi-stage smoke filtering device is communicated with a chimney arranged at the upper end of the mounting frame through a condenser, and the oil-water treatment circulating structure is communicated with the dust collection box and the incinerator through a pipeline to send the treated oil.
Wherein the multi-stage flue gas filtering device comprises a plurality of additive leaching chambers which are communicated end to end, a plurality of alkaline leaching chambers which are communicated end to end and a stirring box, and the additive leaching chambers which are adjacent up and down are communicated with the alkaline leaching chamber, the stirring box is communicated with the additive leaching chamber at the top through a connecting pipe, the additive leaching chamber at the top is fixedly connected with the end part of the guide pipe, an organic porous membrane filter plate layer is arranged in the guide pipe, the mounting rack is fixedly connected with a settling tank, the additive leaching chambers at the bottom extend into the settling tank, the upper end of the settling tank is communicated with an oil-water treatment circulating structure, a plurality of spray heads inside the alkaline leaching chambers are connected with an external alkaline liquid supply pump through connecting pipes, and the upper end of the alkaline leaching chamber at the top is communicated with a chimney through a condenser, and an organic porous film filtering plate layer is arranged on the pipe wall of the upper end of the alkaline leaching chamber at the top, which is connected with the condenser.
Furthermore, the oil-water treatment circulation structure comprises a cooling box, an oil-water separator and a centrifugal pump which are arranged on the mounting frame, the cooling box is communicated with the upper end of a settling box in the multistage flue gas filtering device, the cooling box is communicated with the oil-water separator below the cooling box through a connecting pipe, an outlet at the lower end of the oil-water separator is communicated with the centrifugal pump, and the centrifugal pump is communicated with the dust collecting box and the incinerator through pipelines.
Furthermore, the oxygen supply pressurizing device is an oxygen supply pressurizing pipe which is connected with an external air compressor and extends into the incinerator, and a plurality of air outlet holes are distributed on the pipe wall of the oxygen supply pressurizing pipe; the purification spraying device is a nozzle communicated with the water pump; the monitoring device is a temperature sensor, a humidity sensor and a pressure sensor.
Furthermore, the lower port of the chimney is communicated with a plasma deodorization air inlet fixed on the mounting frame, and a plasma deodorization air outlet is communicated with the chimney through a connecting pipe; and a refrigerator connected with the condenser and a cooling box in the oil-water treatment circulating structure is fixed on the mounting frame.
The self-cleaning and self-incinerating treatment process of environment friendly household garbage includes the following steps:
1) opening an upper cover of a hopper at the top of the garbage incinerator, loading the household garbage into the incinerator through the hopper by adopting an automatic feeding machine or manually, and uniformly pushing the household garbage in the garbage incinerator by adopting a deflector rod and a pressing plate after the household garbage with the thickness of 0.5-1.8 m is loaded;
2) igniting the domestic garbage in the incinerator, simultaneously starting a purification spraying device outside the incinerator to prevent odorous gas from overflowing from the upper end of the incinerator, and starting a monitoring device at the top of the incinerator and the purification spraying device inside the incinerator after the domestic garbage in the incinerator is combusted;
3) opening an oxygen supply supercharging device introduced into the incinerator, so that after the domestic garbage in the incinerator is fully combusted, after the domestic garbage in the incinerator is combusted for 0.5-2h, a wet fog settlement and condensation space, a high-humidity filter layer, a low-humidity filter layer, a drying filter layer, a cementing closed filter layer, a carbonization filter layer, a high-temperature incineration layer, a smoke circulation reburning space, an incineration residue secondary reburning layer, an oxygen-assisting and oxygen-assisting air heating area are formed in the incinerator from top to bottom, and the air supply amount introduced into the incinerator is adjusted by the oxygen supply supercharging device according to the temperature, the humidity and the pressure in the incinerator;
4) burning smoke in the incinerator enters a wet fog settling and condensing space at the top of the incinerator after being filtered by a re-burning and high-humidity filter layer, a low-humidity filter layer, a drying filter layer, a cementing closed filter layer and a carbonization filter layer in a smoke circulating and re-burning space, trace particulate matters, acidic substances and tar in the burning smoke are settled and flocculated on the upper layer of garbage again under the low-temperature and high-humidity condition in the wet fog settling and condensing space, and the burning smoke sequentially enters a high-temperature burning layer to be burned at high temperature for detoxification along with the addition of new household garbage and the burning and sinking of the garbage at the lower layer;
5) the cementing closed filter layer and the carbonization filter layer in the incinerator are compact, and the smoke has large resistance to pass through the drying filter layer, the low-humidity filter layer and the high-humidity filter layer, so that the high-temperature incineration layer is incinerated to generate convoluted high-temperature smoke, the convoluted high-temperature smoke enters the smoke circulating re-incineration space to perform secondary combustion reaction with oxygen introduced into the incinerator, thereby eliminating hydrocarbons and preventing the generation of dioxin, and the smoke circulating re-incineration space reacts with the cooled incineration residues to be rapidly cooled to prevent the generation of dioxin;
6) viscous gas in a wet fog settling and condensing space in the incinerator is guided into a multistage flue gas filtering device on the mounting frame through a guide pipe for multistage treatment, and the treated gas is cooled by a condenser and is sent into a chimney for direct or treated and then discharged;
7) the leachate generated after being treated by the multi-stage flue gas filtering device is collected and treated by an oil-water treatment circulating structure arranged on the mounting frame and then is sent to the incinerator and a dust collection box arranged at the top of the incinerator through pipelines for oil-water circulating treatment;
8) and sorting and recycling the incineration ash in the slag discharging groove.
In the step 2), the purification spraying device is a nozzle communicated with a water pump; the monitoring device is a temperature sensor, a humidity sensor and a pressure sensor.
In the step 3), the oxygen supply pressurizing device is an oxygen supply pressurizing pipe which is connected with an external air compressor and extends into the incinerator, and a plurality of air outlet holes are distributed on the pipe wall of the oxygen supply pressurizing pipe;
the temperature in the wet fog settling and condensing space is 50-80 ℃, the humidity of the wet fog settling and condensing space is more than 90%, the pressure is more than 50Pa, the temperature of the high-humidity filter layer is 80-100 ℃, the temperature of the low-humidity filter layer is 100-130 ℃, the temperature of the drying filter layer is 120-250 ℃, the temperature of the cementing closed filter layer is 250-450 ℃, the temperature of the carbonization filter layer is 450-600 ℃, the temperature of the high-temperature incineration layer is 600-1000 ℃, the temperature of the smoke circulating and re-incineration space is 600-1100 ℃, the temperature of the incineration residue secondary re-incineration layer is 100-600 ℃, and the temperature of the oxygen-assisting and oxygen-assisting air heating area is 25-100 ℃.
In the step 6), the multistage flue gas filtering device comprises a plurality of additive leaching chambers which are communicated end to end, a plurality of alkaline leaching chambers which are communicated end to end and a stirring box, and the additive leaching chambers which are adjacent up and down are communicated with the alkaline leaching chamber, the stirring box is communicated with the additive leaching chamber at the top through a connecting pipe, the additive leaching chamber at the top is fixedly connected with the end part of the guide pipe, an organic porous membrane filter plate layer is arranged in the guide pipe, the mounting rack is fixedly connected with a settling tank, the additive leaching chambers at the bottom extend into the settling tank, the upper end of the settling tank is communicated with an oil-water treatment circulating structure, a plurality of spray heads inside the alkaline leaching chambers are connected with an external alkaline liquid supply pump through connecting pipes, the upper end of the alkaline leaching chamber at the top is communicated with a chimney through a condenser, and an organic porous film filtering plate layer is arranged on the pipe wall of the upper end of the alkaline leaching chamber at the top, which is connected with the condenser;
the lower port of the chimney is communicated with a plasma deodorization air inlet fixed on the mounting rack, and a plasma deodorization air outlet is communicated with the chimney through a connecting pipe; and a refrigerator connected with the condenser and a cooling box in the oil-water treatment circulating structure is fixed on the mounting frame.
In the step 7), the oil-water treatment circulating structure comprises a cooling tank, an oil-water separator and a centrifugal pump which are arranged on the mounting frame, the cooling tank is communicated with the upper end of a settling tank in the multistage flue gas filtering device, the cooling tank is communicated with the oil-water separator below the cooling tank through a connecting pipe, an outlet at the lower end of the oil-water separator is communicated with the centrifugal pump, and the centrifugal pump is communicated with the dust collecting tank and the incinerator through a pipeline.
Compared with the prior art, the invention has the advantages that:
1. the technical scheme fully utilizes the characteristics of looseness, multiple hollowness, high calorific value, moisture and most strong alkalinity of the domestic garbage, and the designed environment-friendly domestic garbage self-cleaning self-incinerating treatment device can realize the on-site incineration of the garbage and avoid the pollution caused by the secondary collection and transportation of the garbage, and has the advantages of simple equipment operation, low failure rate, low energy consumption and nontoxic and harmless tail gas and ash residue discharge;
2. according to the technical scheme, the purification spraying devices are arranged inside and outside the incinerator, so that the humidity in the incinerator can be controlled, dust in smoke can be effectively incinerated, the dust amount in the incinerator is reduced, and meanwhile, the overflow of combustion gas is effectively reduced;
3. the technical scheme fully utilizes the characteristics of the household garbage, is used for pollution-free treatment of the household garbage, can realize self-incineration, detoxification purification and clean discharge of the household garbage without sorting the household garbage, achieves the treatment process technology which can achieve the aims of no need of crushing, thorough harmlessness, energy conservation and environmental protection, realizes the on-site incineration of the garbage, and avoids the pollution caused by secondary collection and transportation of the garbage;
4. the technical scheme is that the gas generated by multistage filtration treatment of viscous gas generated by incineration of domestic garbage is cooled and cooled by a condenser and is sent to a chimney for direct discharge or discharged after treatment, and leachate generated during multistage filtration treatment is collected and treated by an oil-water treatment circulating structure and then is sent to an incinerator and a dust collection box arranged at the top of the incinerator through a pipeline for oil-water circulation treatment, so that the pollution-free discharge standard of tail gas of the incinerator is achieved;
5. the technical scheme can realize self gradient layer-by-layer incineration of the household garbage, layer-by-layer filtration and circulating incineration of the smoke and the toxic substances, achieves the aims of saving energy and reducing the disposal cost, is particularly suitable for disposing various solid garbage with high moisture and high organic matters, and can recycle the incineration ash to achieve the effects of energy conservation and environmental protection;
6. the technical scheme is that the domestic garbage self-incinerating device utilizes the heat value contained in the domestic garbage self-incinerating device to self-incinerate, the domestic garbage self-incinerating device forms a wet fog settlement condensation space, a high-humidity filter layer, a low-humidity filter layer, a drying filter layer, a cementing closed filter layer, a carbonization filter layer, a high-temperature incineration layer, a smoke circulating re-incinerating space, an incineration residue secondary re-incinerating layer, an oxygen-assisting and oxygen-assisting air heating area from top to bottom in an incinerator, on one hand, the smoke in the incinerator is filtered layer by layer, the self-cleaning effect is achieved, on the other hand, high-temperature incineration detoxification can be carried out on trace particulate matters, acidic substances, tar and oil water circularly entering the incinerator.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the structure of the present invention with the mounting bracket removed.
Detailed Description
In the following, an embodiment of the present invention will be described in conjunction with fig. 1-2, so as to clearly and completely describe the technical solutions, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, but not all of the embodiment.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The environment-friendly domestic garbage self-cleaning self-incinerating treatment device comprises an incinerator 1, a dust collection box 2, a movable slag notch 3 and a mounting rack 4 arranged outside the incinerator 1, wherein the top of the incinerator 1 is provided with the dust collection box 2 communicated with the inside of the incinerator 1 and a hopper 5 with an upper cover, the domestic garbage is loaded into the incinerator 1 from a hopper 5 port, the slag notch 3 is arranged below the incinerator 1, an oxygen supply pressurizing device arranged in the incinerator 1 is positioned above the slag notch 3 and is connected with an air compressor outside the incinerator 1, the inner wall of the top of the incinerator 1 is provided with a monitoring device 13 for monitoring internal environmental parameters, and the inside and the outer wall of the incinerator 1 are respectively provided with a purifying and spraying device 12; the multi-stage smoke filtering device 6 and the oil-water treatment circulating structure 7 are arranged on the mounting frame 4, oil liquid in the multi-stage smoke filtering device 6 is collected and treated in a centralized manner by the oil-water treatment circulating structure 7 after the multi-stage smoke filtering device 6 is communicated with the oil-water treatment circulating structure 7, smoke in the incinerator 1 is guided into the multi-stage smoke filtering device 6 through a guide pipe 8 fixedly connected to the upper end of the incinerator 1, the upper end of the multi-stage smoke filtering device 6 is communicated with a chimney 10 arranged at the upper end of the mounting frame 4 through a condenser 9, and the oil-water treatment circulating structure 7 is communicated with the dust collection box 2 and the incinerator 1 through a pipeline 11 and then sends the treated oil liquid into the dust collection box 2 and the; specifically, the multistage flue gas filtering device 6 comprises a plurality of additive leaching chambers 6-1 communicated end to end, a plurality of alkaline leaching chambers 6-2 communicated end to end and a stirring box 6-3, the additive leaching chambers 6-1 adjacent to each other from top to bottom are communicated with the alkaline leaching chambers 6-2, the stirring box 6-3 is communicated with the additive leaching chambers 6-1 at the top through a connecting pipe, the additive leaching chambers 6-1 at the top are fixedly connected with the end part of a guide pipe 8, an organic porous film filtering plate layer 17 is arranged inside the guide pipe 8, a settling box 6-4 is fixedly connected onto the mounting frame 4, the additive leaching chambers 6-1 at the bottom extend into the settling box 6-4, the upper ends of the settling box 6-4 are communicated with an oil-water treatment circulating structure 7, a plurality of spray heads inside the alkaline leaching chambers 6-2 are connected with an external alkaline liquid supply pump through connecting pipes, the upper end of the alkaline leaching chamber 6-2 at the top is communicated with a chimney 10 through a condenser 9, and the pipe wall of the upper end of the alkaline leaching chamber 6-2 at the top, which is connected with the condenser 9, is provided with an organic porous film filtering plate layer 17; specifically, the oil-water treatment circulating structure 7 comprises a cooling box 7-1, an oil-water separator 7-2 and a centrifugal pump 7-3 which are arranged on the mounting frame 4, the cooling box 7-1 is communicated with the upper end of a settling box 6-4 in the multistage flue gas filtering device 6, the cooling box 7-1 is communicated with the oil-water separator 7-2 below the cooling box through a connecting pipe, an outlet at the lower end of the oil-water separator 7-2 is communicated with the centrifugal pump 7-3, and the centrifugal pump 7-3 is communicated with the dust collection box 2 and the incinerator 1 through a pipeline 11; specifically, the oxygen supply pressure increasing device is an oxygen supply pressure increasing pipe 14 which is connected with an external air compressor and extends into the incinerator 1, and a plurality of air outlet holes are distributed on the pipe wall of the oxygen supply pressure increasing pipe 14; the purification spraying device 12 is a nozzle communicated with a water pump; the monitoring device 13 is a temperature sensor, a humidity sensor and a pressure sensor; specifically, the lower port of the chimney 10 is communicated with the air inlet of a plasma deodorization gas 15 fixed on the mounting rack 4, and the air outlet of the plasma deodorization gas 15 is communicated with the chimney 10 through a connecting pipe; and a refrigerator 16 connected with the condenser 9 and a cooling box 7-1 in the oil-water treatment circulating structure 7 is fixed on the mounting frame 4.
The self-cleaning and self-incinerating treatment process of environment friendly household garbage includes the following steps:
1) opening an upper cover of a hopper 5 at the top of the garbage incinerator 1, loading the household garbage into the incinerator 1 through the hopper 5 by adopting an automatic feeding machine or manually, and uniformly pushing the household garbage in the garbage incinerator 1 by adopting a deflector rod and a pressing plate after the household garbage with the thickness of 0.5-1.8 m is loaded; when the automatic feeding machine is used for feeding, the upper cover of the hopper 5 and the automatic feeding machine form a linkage structure in the feeding process, when the automatic feeding machine drives the garbage can to rise to touch the microswitch, the power unit pulls the upper cover of the hopper 5 to open, when the garbage can descends to push the microswitch again, the power unit puts down the upper cover of the hopper 5 and then covers the upper cover, and the automatic feeding machine is used for feeding, so that the feeding speed can be improved, and the labor intensity is reduced;
2) when the household garbage in the incinerator 1 is ignited, the purification spraying device 12 outside the incinerator 1 is started to prevent odorous gas from overflowing from the upper end of the incinerator 1, and after the household garbage in the incinerator 1 is combusted, the monitoring device 13 at the top of the incinerator 1 and the purification spraying device 12 inside the incinerator 1 are started; specifically, the purification spraying device 12 is a nozzle communicated with a water pump; the monitoring device 13 is a temperature sensor, a humidity sensor and a pressure sensor, and can control the cleaning and spraying device 12 and the oxygen supply pressurizing device inside the incinerator to be turned on or off according to the temperature, humidity and pressure parameters detected by the temperature sensor, the humidity sensor and the pressure sensor in the incinerator 1, so as to ensure necessary parameter values in the incinerator 1;
3) opening an oxygen supply supercharging device introduced into the incinerator 1, so that after the domestic garbage in the incinerator 1 is fully combusted, the domestic garbage in the incinerator 1 is incinerated for 0.5-2h, wherein the incineration time of the domestic garbage is determined according to different conditions of the domestic garbage, a wet fog settlement and condensation space, a high-humidity filter layer, a low-humidity filter layer, a drying filter layer, a cementing closed filter layer (formed by melting and crosslinking plastics and rubber substances) are formed in the incinerator 1 from top to bottom, a carbonization filter layer, a high-temperature incineration layer, a smoke circulation reburning space, an incineration residue secondary reburning layer, an oxygen-supporting and oxygen-supporting air heating zone are formed in the incinerator 1, and the air supply amount introduced into the incinerator 1 is adjusted by the oxygen supply supercharging device according to the temperature, the humidity and the pressure in; specifically, the oxygen supply pressurizing device is an oxygen supply pressurizing pipe 14 which is connected with an external air compressor and extends into the incinerator 1, a plurality of air outlet holes are distributed on the pipe wall of the oxygen supply pressurizing pipe 14, specifically, the oxygen supply mode of the oxygen supply pressurizing device is an air oxygen-assisted pressurizing mode or an oxygen supply pressurizing mode of an oxygen generator, and oxygen-assisted air or oxygen supply gas generates heat to be self-heated by incinerating garbage, so that the incineration temperature can be increased to a higher value, such as 1100 ℃ or even 1200 ℃;
the temperature in the wet fog settling and condensing space is 50-80 ℃, the humidity of the wet fog settling and condensing space is more than 90%, the pressure is more than 50Pa, the temperature of the high-humidity filter layer is 80-100 ℃, the temperature of the low-humidity filter layer is 100-130 ℃, the temperature of the drying filter layer is 120-250 ℃, the temperature of the cementing closed filter layer is 250-450 ℃, the temperature of the carbonization filter layer is 450-600 ℃, the temperature of the high-temperature incineration layer is 600-1000 ℃, the temperature of the smoke circulating and re-incineration space is 600-1100 ℃, the temperature of the incineration residue secondary re-incineration layer is 100-600 ℃, and the temperature of the oxygen-assisting and oxygen-assisting air heating area is 25-100 ℃;
4) burning smoke in the incinerator 1 enters a wet fog settling and condensing space at the top of the incinerator 1 after being filtered layer by layer through a re-burning and high-humidity filter layer, a low-humidity filter layer, a drying filter layer, a cementing closed filter layer and a carbonization filter layer of a smoke circulating and re-burning space, trace particulate matters, acidic substances and tar in the burning smoke are settled and flocculated on the upper layer of garbage again under the low-temperature and high-humidity condition in the wet fog settling and condensing space, and enter a high-temperature burning layer in sequence to carry out high-temperature burning detoxification along with the addition of new household garbage and the burning sinking of the garbage at the lower layer (the high-humidity filter layer, the low-humidity filter layer, the drying filter layer, the cementing closed;
5) the cementing closed filter layer and the carbonization filter layer in the incinerator 1 are compact, and the smoke has large resistance to pass through the drying filter layer, the low-humidity filter layer and the high-humidity filter layer, so that the high-temperature incineration layer is incinerated to generate convoluted high-temperature smoke, the convoluted high-temperature smoke enters the smoke circulation re-incineration space to perform secondary combustion reaction with oxygen introduced into the incinerator, thereby eliminating hydrocarbons and preventing the generation of dioxin, and the convoluted high-temperature smoke reacts with cooled incineration slag (ash) (deacidification is performed to form sulfate, fluosilicate, chlorate and the like) to be rapidly cooled to prevent the generation of dioxin from being rapidly cooled to room temperature, thereby preventing the generation of dioxin in the cooling process;
6) viscous gas in a wet fog settling and condensing space in the incinerator 1 is guided into a multistage flue gas filtering device 6 on the mounting frame 4 through a guide pipe 8 for multistage treatment, and the treated gas is cooled by a condenser 9, is sent into a chimney 10 and is directly discharged or is discharged after treatment; more than 60 vol% of the viscous gas is water vapor, and the balance is nitrogen, carbon dioxide, carbon monoxide and other substances (trace solid particles, acetic acid, tar, methane, ammonia gas and the like); specifically, the multistage flue gas filtering device 6 comprises a plurality of additive leaching chambers 6-1 which are communicated end to end, a plurality of alkaline leaching chambers 6-2 which are communicated end to end and a stirring box 6-3, the additive leaching chambers 6-1 which are adjacent up and down are communicated with the alkaline leaching chambers 6-2, the stirring box 6-3 is communicated with the additive leaching chamber 6-1 at the top through a connecting pipe, the additive leaching chamber 6-1 at the top is fixedly connected with the end part of a flow guide pipe 8, an organic porous membrane filtering plate layer 17 is arranged inside the flow guide pipe 8, the organic porous membrane filtering plate layer 17 at the position is replaced according to the pressure difference between two sides, the replaced plate is sent into a burning chamber to be burned, and substances such as filtering particulate matters, metal ions, tar and the like are removed; the mounting frame 4 is fixedly connected with a settling tank 6-4, an additive leaching chamber 6-1 at the bottom extends into the settling tank 6-4, the upper end of the settling tank 6-4 is communicated with an oil-water treatment circulating structure 7, a plurality of spray heads inside the alkaline leaching chambers 6-2 are connected with an external alkaline liquid supply pump through connecting pipes, the upper end of the alkaline leaching chamber 6-2 at the top is communicated with a chimney 10 through a condenser 9, an organic porous film filtering plate layer 17 is arranged on the pipe wall, connected with the condenser 9, of the upper end of the alkaline leaching chamber 6-2 at the top, so that defogging and whitening are completed, and the organic porous film filtering plate layer 17 is replaced according to the filtering condition; the lower port of the chimney 10 is communicated with the air inlet of a plasma deodorization gas 15 fixed on the mounting rack 4, and the air outlet of the plasma deodorization gas 15 is communicated with the chimney 10 through a connecting pipe; the mounting frame 4 is fixedly provided with a refrigerator 16 connected with the condenser 9 and a cooling box 7-1 in the oil-water treatment circulating structure 7, in the embodiment, two alkaline leaching chambers 6-2 are provided, and three additive leaching chambers 6-1 are provided and are formed by fixedly connecting tubular structures which are opened up and down and are connected end to end; the gas entering the chimney 10 from the condenser 9, the heavy gas enters the plasma deodorization 15, namely the foul gas and other irritant peculiar smell are effectively removed, the gas after being removed is discharged into the chimney 10, the temperature of the discharged gas is 20-40 ℃, and the main components are water vapor, nitrogen, carbon dioxide and carbon monoxide;
7) leachate generated after being treated by the multi-stage flue gas filtering device 6 is collected and treated by an oil-water treatment circulating structure 7 arranged on the mounting frame 4 and then is sent to the incinerator 1 and a dust collection box 2 arranged at the top of the incinerator 1 through a pipeline 11 for oil-water circulating treatment; specifically, in the step 7, the oil-water treatment circulation structure 7 includes a cooling tank 7-1, an oil-water separator 7-2 and a centrifugal pump 7-3 which are mounted on the mounting frame 4, the cooling tank 7-1 is communicated with the upper end of a settling tank 6-4 in the multistage flue gas filtering device 6, the cooling tank 7-1 is communicated with the oil-water separator 7-2 below the cooling tank through a connecting pipe, an outlet at the lower end of the oil-water separator 7-2 is communicated with the centrifugal pump 7-3, and the centrifugal pump 7-3 is communicated with the dust collection tank 2 and the incinerator 1 through a pipeline 11; the oil-water treatment circulating structure 7 is sprayed into the incinerator 1 and the garbage in the dust collection box 2 arranged at the top of the incinerator 1 through a pipeline 11 after being collected and treated to perform oil-water circulating treatment so as to solidify and stabilize sulfur, nitrogen, chlorine, fluorine and various toxic ions and be used for controlling and adjusting the incineration atmosphere such as the temperature and the humidity of a wet fog settlement condensation space and a high-humidity filter layer and a low-humidity filter layer; toxic components such as dioxin (the melting point is more than or equal to 200 ℃) are adhered to the high-humidity, low-humidity and dry filtering layer of the garbage in a solid state, or a deposition wet fog settlement condensation space is adhered to the surface of the high-humidity filtering layer, and extremely trace deposition is carried out in an organic porous film filtering plate layer or tail gas spraying liquid (spraying waste liquid and garbage percolate and then spraying the waste liquid and the garbage percolate into dry garbage), and finally the garbage is incinerated at high temperature for sterilization, detoxification, incineration and vaporization.
8) Recycle after sorting the incineration ashes in the slag notch 3, but metal recycle after sorting, but other ashes can be used to the construction waste to use, and 3 bottoms in slag notch are equipped with the gyro wheel, and the slag notch 3 of being convenient for removes, is favorable to the later stage to handle the incineration ashes in the slag notch 3.
The treatment device and the process method thereof enable the domestic garbage to be dried, gelatinized (coked) (a large amount of white garbage such as plastic, rubber and the like), carbonized and incinerated at high temperature, gradually settle and integrally move down to the secondary incinerating slag layer at the bottom of the incinerator 1 for reburning, meet with excessive oxygen or air for reburning, simultaneously heat the oxygen or air, rapidly cool solid ash (incinerated slag), prevent the generation of dioxin and reduce the burning rate of the ash (<0.5 percent and 800 ℃). The technical scheme makes full use of the characteristics of looseness, multiple air spaces, high heat value, and most of water and ash residues which are strong alkaline of the household garbage, the designed environment-friendly household garbage self-cleaning self-incinerating treatment device can realize the on-site incineration of the garbage and avoid the pollution caused by the secondary collection and transportation of the garbage, the equipment operation is simple, the fault rate is low, the energy consumption is low, tail gas and ash residues are discharged in a non-toxic and harmless manner, the purification spraying device 12 is arranged inside and outside the incinerator 1, the humidity in the incinerator 1 can be controlled, the dust in the smoke is effectively incinerated, the dust amount in the incinerator is reduced, meanwhile, the overflow of combustion gas is effectively reduced, the characteristics of the household garbage are fully utilized, the pollution-free treatment of the household garbage is realized, the self-incineration, purification and clean discharge of the household garbage can be realized without sorting the household garbage, the purposes of no, The disposal process technology of the energy-saving and environment-friendly target realizes the on-site incineration of the garbage and avoids the pollution caused by the secondary collection and transportation of the garbage, the gas generated by the incineration of the domestic garbage is cooled and sent into a chimney 10 for direct or discharge after being treated by a condenser 9, the leachate generated during the multi-stage filtration treatment is collected and treated by an oil-water treatment circulating structure 7 and then is sent into an incinerator 1 and a dust collection box 2 arranged at the top of the incinerator 1 for oil-water circulating treatment through a pipeline 11, thereby achieving the pollution-free emission standard of the tail gas of the incinerator 1, realizing the self gradient layer-by-layer incineration of the domestic garbage, the layer-by-layer filtration and the circulating incineration of the smoke and toxic substances, achieving the purposes of saving energy and reducing the disposal cost, being particularly suitable for disposing various solid garbage with high moisture and high organic matters, and the incineration ash can be recycled, achieving the, the household garbage self-incineration furnace is characterized in that the self-incineration is carried out by utilizing the heat value contained in the household garbage, the household garbage self-incineration forms a wet fog settlement condensation space, a high-humidity filter layer, a low-humidity filter layer, a drying filter layer, a cementing closed filter layer, a carbonization filter layer, a high-temperature incineration layer, a smoke circulating re-incineration space, an incineration residue secondary re-incineration layer, an oxygen-assisting and oxygen-assisting air heating area from top to bottom in the incinerator 1, on one hand, the smoke in the incinerator is filtered layer by layer to achieve the self-cleaning effect, on the other hand, trace particulate matters, acidic substances, tar and oil water circularly entering the incinerator 1 can be subjected to high-temperature incineration detoxification, and therefore the purpose of self-cleaning and.
The above-mentioned embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and therefore, all equivalent changes made by the contents of the claims of the present invention should be included in the claims of the present invention.

Claims (10)

1. The environment-friendly domestic garbage self-cleaning self-incinerating treatment device is characterized in that: the household garbage incinerator comprises an incinerator (1), a dust collection box (2), a movable slag discharging groove (3) and a mounting frame (4) arranged on the outer side of the incinerator (1), wherein the top of the incinerator (1) is provided with the dust collection box (2) communicated with the inside of the incinerator (1) and a hopper (5) with an upper cover, household garbage is loaded into the incinerator (1) from a hopper (5) opening, the slag discharging groove (3) is arranged below the incinerator (1), an oxygen supply pressurizing device arranged in the incinerator (1) is positioned above the slag discharging groove (3) and is connected with an air compressor outside the incinerator (1), a monitoring device (13) used for monitoring internal environmental parameters is arranged on the inner wall of the top of the incinerator (1), and purifying and spraying devices (12) are arranged inside and on the outer wall of the incinerator (1); a multi-stage flue gas filtering device (6) and an oil-water treatment circulating structure (7) are arranged on the mounting rack (4), the multi-stage flue gas filtering device (6) is communicated with the oil-water treatment circulating structure (7), then the oil-water treatment circulating structure (7) collects and treats the oil liquid in the multi-stage flue gas filtering device (6) in a centralized way, the flue gas in the incinerator (1) is guided into a multi-stage flue gas filtering device (6) through a guide pipe (8) fixedly connected with the upper end of the incinerator (1), the upper end of the multi-stage flue gas filtering device (6) is communicated with a chimney (10) arranged at the upper end of the mounting rack (4) through a condenser (9), the oil-water treatment circulating structure (7) is communicated with the dust collection box (2) and the incinerator (1) through a pipeline (11), and then treated oil is sent into the dust collection box (2) and the incinerator (1) to realize oil-water circulation treatment.
2. The environment-friendly household garbage self-cleaning self-incineration disposal device according to claim 1, wherein: the multistage flue gas filtering device (6) comprises a plurality of additive leaching chambers (6-1) communicated end to end, a plurality of alkaline leaching chambers (6-2) communicated end to end and a stirring box (6-3), wherein the upper and lower adjacent additive leaching chambers (6-1) are communicated with the alkaline leaching chambers (6-2), the stirring box (6-3) is communicated with the additive leaching chambers (6-1) at the top through a connecting pipe, the additive leaching chambers (6-1) at the top are fixedly connected with the end part of a guide pipe (8), an organic porous film filtering plate layer (17) is arranged inside the guide pipe (8), a settling box (6-4) is fixedly connected onto a mounting rack (4), the additive leaching chambers (6-1) at the bottom extend into the settling box (6-4), the upper end of the settling box (6-4) is communicated with an oil-water treatment circulating structure (7), a plurality of spray heads in the alkaline leaching chambers (6-2) are connected with an external alkaline liquid supply pump through connecting pipes, the upper ends of the alkaline leaching chambers (6-2) at the top are communicated with a chimney (10) through a condenser (9), and organic porous film filter plate layers (17) are arranged on the pipe walls, connected with the condenser (9), of the upper ends of the alkaline leaching chambers (6-2) at the top.
3. The environment-friendly household garbage self-cleaning self-incineration disposal device according to claim 1, wherein: the oil-water treatment circulating structure (7) comprises a cooling box (7-1), an oil-water separator (7-2) and a centrifugal pump (7-3), wherein the cooling box (7-1) is arranged on the mounting frame (4), the cooling box (7-1) is communicated with the upper end of a settling box (6-4) in the multistage flue gas filtering device (6), the cooling box (7-1) is communicated with the oil-water separator (7-2) below the cooling box through a connecting pipe, the outlet at the lower end of the oil-water separator (7-2) is communicated with the centrifugal pump (7-3), and the centrifugal pump (7-3) is communicated with the dust collecting box (2) and the incinerator (1) through a pipeline (11).
4. The environment-friendly household garbage self-cleaning self-incineration disposal device according to claim 1, wherein: the oxygen supply pressurizing device is an oxygen supply pressurizing pipe (14) which is connected with an external air compressor and extends into the incinerator (1), and a plurality of air outlet holes are distributed on the pipe wall of the oxygen supply pressurizing pipe (14); the purification spraying device (12) is a nozzle communicated with the water pump; the monitoring device (13) is a temperature sensor, a humidity sensor and a pressure sensor.
5. The environmental protection type household garbage self-cleaning self-incineration disposal device according to claim 1, 2, 3 or 4, wherein: the lower port of the chimney (10) is communicated with the air inlet of a plasma deodorization gas (15) fixed on the mounting rack (4), and the air outlet of the plasma deodorization gas (15) is communicated with the chimney (10) through a connecting pipe; and a refrigerator (16) connected with the condenser (9) and a cooling box (7-1) in the oil-water treatment circulating structure (7) is fixed on the mounting frame (4).
6. The self-cleaning and self-incinerating treatment process of environment-friendly household garbage is characterized by comprising the following steps:
1) opening an upper cover of a hopper (5) at the top of the garbage incinerator (1), loading the household garbage into the incinerator (1) through the hopper (5) by adopting an automatic feeding machine or manpower, and after the household garbage with the thickness of 0.5-1.8 m is loaded, uniformly pushing the household garbage in the garbage incinerator (1) by adopting a deflector rod and a pressing plate;
2) igniting the domestic garbage in the incinerator (1), simultaneously starting a purification spraying device (12) outside the incinerator (1) to prevent odorous gas from overflowing from the upper end of the incinerator (1), and starting a monitoring device (13) at the top of the incinerator (1) and the purification spraying device (12) inside the incinerator (1) after the domestic garbage in the incinerator (1) is combusted;
3) opening an oxygen supply supercharging device introduced into the incinerator (1), so that after the domestic garbage in the incinerator (1) is fully combusted, after the domestic garbage in the incinerator (1) is combusted for 0.5-2h, a wet fog settlement and condensation space, a high-humidity filter layer, a low-humidity filter layer, a drying filter layer, a cementing closed filter layer, a carbonization filter layer, a high-temperature incineration layer, a smoke circulation reburning space, an incineration residue secondary reburning layer, an oxygen-assisting and oxygen-assisting air heating area are formed in the incinerator (1) from top to bottom, and the air supply amount introduced into the incinerator (1) is adjusted by the oxygen supply supercharging device according to the temperature, the humidity and the pressure in the incinerator (1);
4) burning smoke in the incinerator (1) is filtered by a re-burning and high-humidity filter layer, a low-humidity filter layer, a drying filter layer, a cementing closed filter layer and a carbonization filter layer in a smoke circulating re-burning space layer by layer, then enters a wet fog settling and condensing space at the top of the incinerator (1), and under the low-temperature and high-humidity conditions in the wet fog settling and condensing space, trace particulate matters, acidic substances and tar in the burning smoke are settled and flocculated on the upper layer of garbage again, and enter a high-temperature burning layer in sequence to be burned at high temperature for detoxification along with the addition of new household garbage and the burning sinking of the garbage at the lower layer;
5) the cementation sealing filter layer and the carbonization filter layer in the incinerator (1) are compact, and the smoke has large resistance to pass through the drying filter layer, the low-humidity filter layer and the high-humidity filter layer, so that the high-temperature incineration layer is incinerated to generate convoluted high-temperature smoke, the convoluted high-temperature smoke enters the smoke circulation re-incineration space to perform secondary combustion reaction with oxygen introduced into the incinerator, thereby eliminating hydrocarbons and preventing the generation of dioxin, and the smoke is rapidly cooled after reacting with the cooled incineration slag to prevent the generation of dioxin;
6) viscous gas in a wet fog settling and condensing space in the incinerator (1) is guided into a multistage flue gas filtering device (6) on the mounting frame (4) through a guide pipe (8) for multistage treatment, and the treated gas is cooled by a condenser (9) and is sent into a chimney (10) for direct or treated discharge;
7) leachate generated after treatment by the multi-stage flue gas filtering device (6) is collected and treated by an oil-water treatment circulating structure (7) arranged on the mounting frame (4) and then is sent to the incinerator (1) and a dust collection box (2) arranged at the top of the incinerator (1) through a pipeline (11) for oil-water circulating treatment;
8) sorting and recycling the incineration ash in the slag discharging groove (3).
7. The environmental protection type domestic garbage self-cleaning self-incineration processing method according to claim 6, characterized in that: in the step 2), the purification spraying device (12) is a nozzle communicated with the water pump; the monitoring device (13) is a temperature sensor, a humidity sensor and a pressure sensor.
8. The environmental protection type domestic garbage self-cleaning self-incineration processing method according to claim 6, characterized in that: in the step 3), the oxygen supply pressurizing device is an oxygen supply pressurizing pipe (14) which is connected with an external air compressor and extends into the incinerator (1), and a plurality of air outlet holes are distributed on the pipe wall of the oxygen supply pressurizing pipe (14);
the temperature in the wet fog settling and condensing space is 50-80 ℃, the humidity of the wet fog settling and condensing space is more than 90%, the pressure is more than 50Pa, the temperature of the high-humidity filter layer is 80-100 ℃, the temperature of the low-humidity filter layer is 100-130 ℃, the temperature of the drying filter layer is 120-250 ℃, the temperature of the cementing closed filter layer is 250-450 ℃, the temperature of the carbonization filter layer is 450-600 ℃, the temperature of the high-temperature incineration layer is 600-1000 ℃, the temperature of the smoke circulating and re-incineration space is 600-1100 ℃, the temperature of the incineration residue secondary re-incineration layer is 100-600 ℃, and the temperature of the oxygen-assisting and oxygen-assisting air heating area is 25-100 ℃.
9. The environmental protection type domestic garbage self-cleaning self-incineration processing method according to claim 6, characterized in that: in the step 6), the multistage flue gas filtering device (6) comprises a plurality of additive leaching chambers (6-1) which are communicated end to end, a plurality of alkaline leaching chambers (6-2) which are communicated end to end and a stirring box (6-3), the additive leaching chambers (6-1) which are adjacent up and down are communicated with the alkaline leaching chambers (6-2), the stirring box (6-3) is communicated with the additive leaching chambers (6-1) at the top through connecting pipes, the additive leaching chambers (6-1) at the top are fixedly connected with the end part of a flow guide pipe (8), an organic porous film filtering plate layer (17) is arranged inside the flow guide pipe (8), a settling box (6-4) is fixedly connected to the mounting rack (4), the additive leaching chambers (6-1) at the bottom extend into the settling box (6-4), the upper end of the settling box (6-4) is communicated with an oil-water treatment circulating structure (7), the spray heads in the plurality of alkaline leaching chambers (6-2) are connected with an external alkaline liquid supply pump through connecting pipes, the upper ends of the alkaline leaching chambers (6-2) at the top are communicated with a chimney (10) through a condenser (9), and the pipe walls of the upper ends of the alkaline leaching chambers (6-2) at the top, which are connected with the condenser (9), are provided with organic porous film filter plate layers (17);
the lower port of the chimney (10) is communicated with the air inlet of a plasma deodorization gas (15) fixed on the mounting rack (4), and the air outlet of the plasma deodorization gas (15) is communicated with the chimney (10) through a connecting pipe; and a refrigerator (16) connected with the condenser (9) and a cooling box (7-1) in the oil-water treatment circulating structure (7) is fixed on the mounting frame (4).
10. The environmental protection type domestic garbage self-cleaning self-incineration processing method according to claim 6, characterized in that: in the step 7), the oil-water treatment circulating structure (7) comprises a cooling box (7-1), an oil-water separator (7-2) and a centrifugal pump (7-3), wherein the cooling box (7-1) is installed on the installation frame (4), the cooling box (7-1) is communicated with the upper end of a settling box (6-4) in the multistage flue gas filtering device (6), the cooling box (7-1) is communicated with the oil-water separator (7-2) below the cooling box through a connecting pipe, an outlet at the lower end of the oil-water separator (7-2) is communicated with the centrifugal pump (7-3), and the centrifugal pump (7-3) is communicated with the dust collecting box (2) and the incinerator (1) through a pipeline (11).
CN202010008492.4A 2020-01-06 2020-01-06 Environment-friendly household garbage self-cleaning and self-incinerating treatment device and process method thereof Pending CN111089291A (en)

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