CN115518966A - System and method for treating kitchen waste and livestock and poultry manure - Google Patents
System and method for treating kitchen waste and livestock and poultry manure Download PDFInfo
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- CN115518966A CN115518966A CN202211209877.2A CN202211209877A CN115518966A CN 115518966 A CN115518966 A CN 115518966A CN 202211209877 A CN202211209877 A CN 202211209877A CN 115518966 A CN115518966 A CN 115518966A
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/32—Compressing or compacting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/033—Rearing or breeding invertebrates; New breeds of invertebrates
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/20—Animal feeding-stuffs from material of animal origin
- A23K10/26—Animal feeding-stuffs from material of animal origin from waste material, e.g. feathers, bones or skin
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
- A23K10/37—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from waste material
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/90—Feeding-stuffs specially adapted for particular animals for insects, e.g. bees or silkworms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/35—Shredding, crushing or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/38—Stirring or kneading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- 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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Environmental & Geological Engineering (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Food Science & Technology (AREA)
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- Animal Behavior & Ethology (AREA)
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- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to the field of kitchen waste and livestock and poultry manure treatment, in particular to a system and a method for treating kitchen waste and livestock and poultry manure. The automatic treatment and organic cycle of the whole treatment system are realized, the integration degree of system equipment is improved, the treatment efficiency is improved, and the space occupancy and the black soldier fly breeding cost are reduced.
Description
Technical Field
The invention belongs to the technical field of treatment of kitchen waste and livestock and poultry manure, and particularly relates to a system and a method for treating kitchen waste and livestock and poultry manure by using hermetia illucens.
Background
In 2021, the output of kitchen waste in China is 1.27 million t, kitchen waste becomes a prominent problem influencing social development, and meanwhile, the disposal of a large amount of organic waste such as livestock and poultry manure, crop straws and the like also becomes a problem which needs to be solved urgently in society. In the common treatment method of the kitchen waste and the livestock and poultry manure, the subsequent difficult treatment problem of the generated biogas residues and biogas slurry exists in anaerobic fermentation, and the problems of large occupied area, lack of effective absorption ways of organic fertilizers and the like exist in aerobic composting. The forage-making of kitchen waste, especially in feeding ruminants, presents a risk of homology. The kitchen waste is incinerated in cooperation with the power plant, so that the problems of high dehydration and drying cost and the like exist.
The black soldier fly breeding method is adopted to treat the kitchen waste and the livestock and poultry manure to produce the high-protein and high-quality soil conditioner, and has the advantages of harmlessness, high recycling degree, low popularization difficulty, low carbon, environmental friendliness, relatively small secondary pollution, sustainable development and great application prospect of recycling products.
Chinese patent CN 217265483U discloses a perishable waste treatment device, which is used for pretreating perishable waste and then distributing the pretreated perishable waste to black soldier fly breeding containers for treatment. In the patent, the hermetia illucens is cultured in a single layer, a plurality of culture containers are needed, and the culture containers are required to be continuously transported. Although the automation degree is high, the black soldier fly breeding area is large.
Chinese patent CN108157303 discloses a multi-layer cultivation device for breeding black soldier flies by livestock and poultry manure, which carries out black soldier fly cultivation by a plurality of layers of staggered conveyor belts. Compared with single-layer cultivation, the problem of large floor area is solved, but in the longitudinal direction, the volume and the thickness of each layer of transmission belt are large, so that the longitudinal height is high, the space volume is large, each layer of transmission belt needs to be driven independently, and the energy consumption is large.
How to realize (1) kitchen garbage automatic feeding and three-dimensional breed (2) and improve three-dimensional breed equipment integration level, reduce area (3) kitchen garbage and the dirty coprocessing of beasts and birds excrement, improve the innocent treatment etc. of the waste liquid that the wider adaptability (4) kitchen garbage preliminary treatment of system to the rubbish raw materials produced, be the key technical problem of the series that this field needs to solve urgently.
Disclosure of Invention
Aiming at the technical problem to be solved, the invention provides a system and a method for treating kitchen waste and livestock and poultry manure, wherein the collected kitchen waste is automatically treated and then is automatically fed to a black soldier fly three-dimensional culture device for black soldier fly culture, then the black soldier fly automatic treatment device is used for separating the insect and manure, adult black soldier fly is treated or incubated for spawning, and harmful waste liquid generated in the process is subjected to harmless treatment, so that the system forms automatic organic cycle. The invention effectively reduces the space occupancy and the breeding cost of the hermetia illucens, improves the integration degree of system equipment, and can realize the full automation of a kitchen waste and livestock and poultry manure treatment system.
In order to solve the technical problems, the technical scheme provided by the invention is a system for treating kitchen waste and livestock and poultry manure, which comprises a kitchen waste treatment system, a black soldier fly integrated culture device, a black soldier fly treatment device, a waste liquid harmless treatment system and a heating circulation system; the kitchen waste treatment system is used for treating kitchen waste and conveying the kitchen waste to the hermetia illucens three-dimensional culture device; the integrated hermetia illucens breeding device comprises a hermetia illucens feeding device, a plurality of breeding discs which are longitudinally arranged at intervals and a scraper device; the topmost cultivation disc is used for receiving the delivered mixed materials and the hermetia illucens; the black soldier fly and the kitchen waste of the culture disc are conveyed downwards layer by the scraper device and are conveyed to the black soldier fly treatment device through the discharge port; the hermetia illucens treatment device is used for separating hermetia illucens and insect manure; the waste liquid innocent treatment system carries out innocent treatment on waste liquid generated by the kitchen waste treatment system, the generated methane is conveyed to the heating circulation system, one part of purified water is conveyed to the black soldier fly integrated culture device, and the other part of purified water is discharged after reaching the standard; the heating circulation system is respectively communicated with the stereoscopic black soldier fly breeding device and the black soldier fly treatment device to provide a heat source for the black soldier fly breeding device and the black soldier fly treatment device.
Preferably, the kitchen waste treatment system comprises a kitchen waste receiving subsystem, a sieving device, a crushing device, a filter pressing device, a mixing device and a feeding device which are sequentially connected; the kitchen waste receiving subsystem removes partial moisture from the received kitchen waste and then conveys the kitchen waste to a sieving device; the kitchen waste is sieved by the sieving device, and sieved materials are conveyed to the crushing device; the crushing device crushes the materials and conveys the materials to the filter pressing device; the filter pressing device is connected with the grease collecting device, solid residues subjected to filter pressing by the filter pressing device are conveyed to the mixing device for mixing, the grease collecting device is used for performing oil-water separation on filtrate and collecting grease, and separated waste liquid is conveyed to the waste liquid harmless treatment system for treatment; after the material mixing device mixes the materials, the mixed materials are conveyed to a feeding device of the integrated hermetia illucens breeding device through a feeding device; and the kitchen waste receiving subsystem and the waste liquid subjected to oil-water separation are conveyed to the waste liquid harmless treatment system for treatment.
Preferably, conveying devices are respectively arranged between the kitchen waste receiving subsystem and the sieving device and between the sieving device and the crushing device, and the conveying devices are obliquely arranged.
Preferably, the kitchen waste receiving subsystem comprises a receiving hopper, a filtrate tank positioned below the receiving hopper and a spiral feeding device; the spiral feeding device is positioned at the bottom of the receiving hopper, and a grid for filtering is arranged at the top of the filtrate tank; the spiral feeding device sends the kitchen waste out of the receiving hopper.
Preferably, the sieving device is a drum sieve, and the drum sieve is obliquely arranged.
Preferably, the crushing device is located above the filter pressing device.
Preferably, the mixing device is located above the feeding device.
Preferably, a rotating shaft is arranged in the center of the culture tray, the scraper devices are respectively arranged corresponding to each layer of culture tray, and the scraper devices are fixedly arranged on the rotating shaft; the scraping directions of the scrapers on two adjacent culture trays are opposite.
Preferably, the culture trays are arranged at intervals in size, one end of each culture tray with a large diameter, which is adjacent to the rotating shaft, is a discharge port, and the edge of each culture tray with a small diameter is a discharge end.
Preferably, the culture disc is of a hollow structure, a heating coil and a spraying device are arranged in the culture disc, the heating coil is communicated with the heating circulation system, and the spraying device is communicated with the waste liquid harmless treatment system.
Preferably, aeration micropores are arranged on the upper surface of the culture tray and are communicated with the hollow part of the culture tray.
Preferably, a temperature and humidity sensor and an illumination system are arranged in the black soldier fly integrated breeding device.
Preferably, a feeding device is arranged on the black soldier fly integrated breeding device and comprises a feeding hole and a plurality of material distribution baffles which are uniformly distributed along the circumferential direction and are positioned below the feeding hole; the feed inlet is positioned below the discharge end of the kitchen waste treatment system.
Preferably, the hermetia illucens processing device comprises an insect and excrement separating device, an egg laying and hatching device and a drying device; the insect dung separation device is positioned below the black soldier fly integrated culture device and is used for separating insect dung; the hermetia illucens separated by the insect-excrement separation device are respectively conveyed to the egg-laying hatching device and the drying device, and the separated insect excrement is sold as high-quality nutrient soil; the drying device is communicated with the heating circulation system.
Preferably, the waste liquid harmless treatment system comprises a UASB reactor and a sewage integrated treatment device communicated with the UASB reactor; the UASB reactor is used for treating the waste liquid conveyed by the kitchen waste treatment system, and a water outlet of the UASB reactor is communicated with the integrated sewage treatment device; heating cycle system with UASB reactor's marsh gas export intercommunication, sewage integration processing apparatus purified water part is carried extremely heisui river horsefly integration breeding device adjusts humidity.
Preferably, the heating and circulating system is a biogas boiler, an air inlet of the heating and circulating system is communicated with a biogas outlet of the waste liquid innocent treatment system, a hot water outlet of the heating and circulating system is respectively communicated with the stereoscopic black soldier fly breeding device and the black soldier fly treatment device, and heat-exchanged water of the stereoscopic black soldier fly breeding device and the black soldier fly treatment device flows back to the biogas boiler.
The invention also provides a method for treating the kitchen waste and the livestock and poultry manure, which comprises the following steps:
1) Removing impurities from kitchen waste, filter-pressing the kitchen waste, mixing the kitchen waste with livestock and poultry manure to form a mixed material, performing innocent treatment on the formed filtrate, and heating generated biogas as fuel to heat water to serve as a heating heat source for integrated breeding of hermetia illucens and drying of the hermetia illucens;
2) The mixed material and the hermetia illucens larvae are together delivered to the hermetia illucens integrated culture device to carry out three-dimensional layered culture, the hermetia illucens and the material are conveyed downwards layer by layer to finish a culture period, and the temperature and the humidity of the hermetia illucens culture are monitored in real time in the culture period according to the temperature and the humidity;
3) The hermetia illucens and the insect feces which are cultured in the culture period are separated, most of the separated hermetia illucens are dried, and a small part of the separated hermetia illucens is repeatedly put in the eggs for spawning and hatching.
Preferably, in the step 1), after the kitchen waste is subjected to impurity removal and pressure filtration, the solid content of solid residue is 30-40%, and the solid content of the mixed material is 40%.
Preferably, in the step 1), the temperature of hot water for integrally breeding the hermetia illucens is 40-45 ℃, and the temperature of hot water for drying the hermetia illucens is 60-70 ℃.
Preferably, in the step 2), the feeding amount of the hermetia illucens is 0.5-1.2 per mill of the mass of the mixed material.
Compared with the prior art, the invention has the beneficial effects that:
1. the kitchen waste and livestock and poultry manure cooperative treatment is realized, the characteristics of the system technology are utilized, heat energy can be generated for the system to breed, the waste application range is wide, and the treatment energy consumption is low.
2. The kitchen waste treatment system has the advantages that the automatic control of the whole flow of kitchen waste treatment and black soldier fly breeding and treatment is realized, meanwhile, the black soldier fly is bred in a three-dimensional mode, and the devices in the kitchen waste treatment system are compactly arranged in an inclined mode and a vertical mode, so that the space volume is reduced.
3. The waste liquid generated in the system is subjected to harmless treatment and is recycled, so that the environmental pollution is reduced, and the energy and resource reutilization is realized.
4. The system is green and environment-friendly, has small space volume and low energy consumption, and can realize organic circulation of the system.
Drawings
Fig. 1 is a schematic structural diagram of the entire system.
Fig. 2 is a schematic structural view of the integrated hermetia illucens breeding device.
FIG. 3 is a schematic view of the structure of the cultivation plate.
Fig. 4 is a schematic view of a heating coil configuration.
Wherein: the kitchen waste receiving subsystem comprises: the device comprises a receiving hopper 101, a spiral feeding device 102, a filtrate box 103, a grid 104, a filtrate outlet 105 and a first spiral conveyor 2; the screening device 3, the screening device feed inlet 301, the screening device discharge outlet 302, the impurity outlet 303, the second screw conveyor 4, the crushing device 5, the crushing device feed inlet 501 and the crushing device discharge outlet 502; the filter pressing device comprises a filter pressing device 6, a filter pressing device feeding hole 601, a filtrate outlet 602, a solid residue outlet 603 and a grease collector 604; the device comprises a mixing device 7, a mixing bin 701, a stirring shaft 702 and a mixing discharge port 703; the feeding device 8 and the hermetia illucens feeding device 9;
the black soldier fly integrated culture device 10, a support 1001, a small-diameter culture tray A1002, a large-diameter culture tray 1003, aeration micropores 1004, a spray head 1005, a scraper 1006, a hot water inlet 1007, a hot water outlet 1008, a heating coil 1009, an air inlet 1010, a feed inlet 1011, a cloth baffle 1012, a discharge port 1013, a rotating shaft 1014, a temperature and humidity sensor 1015, a spray water inlet 1016, an observation hole 1017, a rotating shaft driving device 1018, a triangular support 1019, a shell 1020 and a 1021 hanging bracket, a waterproof lamp 1022, a hot water inlet vertical pipe 1024, a hot water outlet vertical pipe 1025, a spray water inlet main pipe 1026, a spray water inlet branch pipe 1027, a sleeve 1028, a steel stay 1029, an air inlet vertical pipe 1030 and an air inlet branch pipe 1031;
the device comprises an insect and excrement separating device 11, a hermetia illucens drying device 12, a support 1201, a heating device 1202, a drying feed inlet 1203 and a drying discharge outlet 1204;
the system comprises a UASB reactor 13, a UASB water inlet 1301, a three-phase separator 1302, a UASB water outlet 1303 and a biogas outlet 1304; a sewage integration device 14; a biogas boiler 15, a biogas inlet 1501, a circulating water outlet 1502 and a circulating water inlet 1503; the hermetia illucens egg-laying breeding device 16.
Detailed Description
With respect to the above technical solutions, preferred embodiments are described in detail with reference to the drawings.
The system for treating the kitchen waste and the livestock and poultry manure disclosed by the invention is shown in figure 1 and comprises a kitchen waste treatment system, a black soldier fly integrated culture device, a black soldier fly treatment device, a waste liquid harmless treatment system and a heating circulation system; wherein:
the kitchen waste treatment system comprises a kitchen waste receiving subsystem, a sieving device, a crushing device, a filter pressing device, a material mixing device and a feeding device.
The kitchen waste receiving subsystem comprises a receiving hopper 101, a spiral feeding device 102, a filtrate box 103, a grating 104 and a filtrate outlet 105. The receiving hopper 101 is provided above the filtrate tank 103, and the receiving hopper 101 communicates with the filtrate tank 103. A spiral feeding device 102 is arranged in the bottom of the receiving hopper 101, a discharge port of the spiral feeding device 102 extends out of the receiving hopper 101, and kitchen waste in the receiving hopper 101 is discharged through the spiral feeding device 102. A filtering grid 104 is provided on the top of the filtrate tank 103, and the filtrate filtered from the screw feeder 102 is filtered through the grid 104, wherein the mesh size of the grid 104 is 1cm × 1cm. A filtrate outlet 105 is provided on the bottom side of the filtrate tank 103. Kitchen waste is transported to a factory by a kitchen transport vehicle and poured into a receiving hopper 101, is temporarily stored in the hopper and is subjected to preliminary solid-liquid separation, solid slag after separation is output by a spiral feeding device 102, waste liquid after separation is filtered by a grating 104 arranged at the top of a filtrate box and enters a filtrate box 103 for temporary storage, and the waste liquid is transported to a waste liquid harmless treatment system by a filtrate outlet 105.
Two conveying devices are obliquely arranged on one side of the material receiving hopper 101 and one side of the filtrate tank 103 at intervals, the two conveying devices are a first spiral conveyor 2 and a second spiral conveyor 4, a sieving device 3 is arranged between the first spiral conveyor 2 and the second spiral conveyor 4, and the sieving device 3 is a rotary screen.
The discharge port of the spiral feeding device 102 is positioned above the feed port of the first spiral conveyor 2, and the discharge port of the spiral feeding device 102 is connected with the feed port of the first spiral conveyor 2 through a pipeline. The feed inlet of the first screw conveyor 2 is positioned below, and the discharge outlet is positioned above. The discharge port of the first screw conveyor 2 is communicated with the feed port 301 of the sieving device 3 through a pipeline, and the sieving device 3 is a drum sieve. The discharge port 302 of the sieving device 3 is communicated with the feed port of the second screw conveyor 4 through a pipeline, the impurity outlet 303 of the sieving device is used for collecting oversize products after sieving, and the diameter of the sieve screen of the sieving device is 5-8cm.
When the sieving device utilizes the difference of material particle diameters to rotate, sundries such as disposable tableware, plastic bags, plastic bottles, metal boxes and the like and organic materials such as rice and flour, vegetables, animal and vegetable oil and fat and the like are classified and screened, the organic materials with small particle diameters are discharged from the discharge hole 302 through the sieve pores, the organic materials with large particle diameters such as plastics, metals and the like cannot be intercepted through the sieve pores, are discharged and collected through the impurity outlet 303, and are periodically transported to a landfill or a garbage incineration power plant.
A crushing device 5 and a filter pressing device 6 are sequentially arranged below the discharge hole of the second screw conveyor 4, and the filter pressing device 6 is a presser. The crushing device 5 is one or a combination of several of a shear type crusher, an impact type crusher, a scraper type crusher, a pendulum type crusher, a gnawing and cutting type crusher and the like. The crushing device 5 comprises a feeding hole 501 and a discharging hole 502, and the diameter of the crushed material is 1-3cm.
The filter pressing device 6 is a screw press dehydrator and comprises a feed inlet 601, a filtrate outlet 602, a solid residue discharge port 603 and a grease collector 604, wherein the filtrate outlet 602 is arranged below the grease collector 604. The discharge port of the second screw conveyor 4 is communicated with the feed port 501 of the crushing device 5 through a pipeline, and the discharge port 502 of the crushing device 5 is communicated with the feed port 601 of the filter pressing device 6 through a pipeline.
The crushed kitchen waste is subjected to progressive pressure extrusion step by step under the conveying of a spiral auger, oil-water separation of filter pressing liquid is realized through a grease collector 604, the separated waste liquid is discharged from a filter pressing liquid outlet 602 and conveyed to a waste liquid harmless treatment system for harmless treatment, the separated grease is collected by the grease collector 604, and the collected grease can be reused through selling. The solid slag after dehydration is discharged from a solid slag outlet 603, and is conveyed to a mixing device 7 through a conveying device which is obliquely arranged, wherein the conveying device can be a belt conveyor. The solid content of the solid slag after the pressing of the filter pressing device 6 is 30-40%, and the solid content of the mixed material after the mixing is 40%.
The mixing device 7 is a multi-shaft mixer. The mixing device 7 comprises a mixing bin 701, a stirring shaft 702 and a mixing discharge port 703. The stirring shafts 702 are located at the bottom of the silo 701 and are arranged into two groups 702, and each group consists of two stirring shafts with opposite rotation directions. The stirring shaft 702 has the function of forward rotation and reverse rotation so as to ensure that the kitchen waste, the chicken manure and the bran/rice chaff in the bin are uniformly mixed and achieve the best material state for breeding the hermetia illucens. The mixing material outlet 703 is located at one side of the bottom of the mixing material bin 701. The kitchen waste subjected to filter pressing by the filter pressing device 6 is conveyed to a material bin 701 of a mixing device 7, materials such as chicken manure, bran/rice chaff and the like are added into the material bin 701 through a feeding hopper, are mixed through rotation of a stirring shaft 702, and are conveyed to a feeding device 8 through a mixing material discharge port 703.
The feeding device 8 is a belt conveyor and is obliquely arranged, the feeding end of the feeding device is located below the mixing device 7, and the discharging end of the feeding device is located above the feeding device of the black soldier fly integrated breeding device 10. A hermetia illucens feeding device 9 is arranged above the discharge end of the feeding device 8. The black soldier fly feeding device 9 is a full-automatic quantitative feeding machine, can adjust the feeding amount of the black soldier flies according to the conveying speed of the feeding device 8, and can feed the black soldier flies uniformly. According to the proportion of the hermetia illucens and the mixed materials, the hermetia illucens are put into the discharging end of the feeding device 8, and then the mixed materials and the hermetia illucens are fed into the feeding device of the integrated hermetia illucens breeding device through the feeding device 8.
The black soldier fly integrated breeding device 10, referring to fig. 2 to 4, comprises a housing 1020, wherein a plurality of observation holes 1017 are formed in the wall of the housing 1020, and a support bracket 1001 is arranged at the bottom of the housing 1020. The rotating shaft 1014 and the plurality of culture plates A and culture plates B which are longitudinally arranged at intervals in a staggered manner are arranged in the shell 1020 in the vertical direction, and the total number of the culture plates A and the culture plates B generally needs to meet the requirement that hermetia illucens larvae are bred to be large, and is generally more than or equal to 6.
The rotating shaft 1014 is positioned at the center of the breeding disc A and the breeding disc B, the rotating shaft 1014 is respectively connected with the breeding disc A and the breeding disc B in a rotating way through a sleeve 1028 arranged on the rotating shaft 1014, the rotating shaft 1014 can rotate relative to the breeding disc A and the breeding disc B, the periphery of the breeding disc A is fixed on the inner wall of the shell 1020 through a steel inhaul cable 1029, a certain distance is reserved between the breeding disc A and the inner wall of the shell to allow hermetia illucens and materials to fall into the next layer of breeding disc from the edge, and no gap is reserved between the breeding disc A and the sleeve 1028; breed the periphery of dish B and pass through welded fastening on the shell inner wall, breed the bracing piece and sleeve 1028 fixed connection that the internal week of dish B set up through the interval, breed and remain the space that supplies worm and material to fall between dish B and sleeve 1028. The upper end of the rotating shaft 1014 is connected with a rotating shaft driving device 1018, and the lower end is rotatably arranged on the triangular support 1019.
The outer diameter and the inner diameter of the breeding disc B are both larger than those of the breeding disc A. In this embodiment, breed dish A is located the top, and its below is breed dish B, sets up breed dish A below breeding dish B, sets up breed dish B below breeding dish A, makes breed dish A and breed dish B form vertical staggered arrangement.
Breed a dish A and breed the inside cavity setting that is of dish B, including upper strata and lower floor, the upper surface on upper strata is bred to black soldier fly. A heating coil 1009 is arranged in the hollow part of each cultivation tray, a hot water inlet vertical pipe 1024 and a hot water outlet vertical pipe 1025 are respectively arranged in the shell wall of the shell 1020, the water inlet end of the heating coil 1009 is communicated with the hot water inlet vertical pipe 1024, and the water outlet end of the heating coil 1009 is communicated with the hot water outlet vertical pipe 1025. A hot water inlet 1007 on the hot water inlet vertical pipe 1024 is communicated with a circulating water outlet 1502 of the biogas boiler 15 through a pipeline, and a hot water outlet 1008 of the hot water outlet vertical pipe 1025 is communicated with a circulating water inlet 1503 of the biogas boiler 15 through a pipeline.
The lower floor in the hollow part of the culture tray is also provided with a spray pipe which is communicated with an external water source, in the embodiment, a spray water inlet 1016 of a spray water inlet main pipe 1026 is communicated with a water discharge port purified by the sewage integrated treatment device, and the spray water inlet main pipe 1026 is communicated with the spray connecting pipe through a spray water inlet branch pipe 1027. A spray head 1005 is arranged on the spray pipe of the culture tray, and the spray head 1005 penetrates through the lower layer of the culture tray to humidify the spray water of the culture tray at the lower layer and keep the required humidity. The upper surfaces of the culture plates are provided with a plurality of aeration micropores 1004, the inner wall of the shell 1020 is provided with a vertical air inlet pipe 1030, the vertical air inlet pipe 1030 is communicated with an external air source through an air inlet 1010, compressed air is conveyed to the hollow part of each culture plate through the vertical air inlet pipe 1030 and an air inlet branch pipe 1031 communicated with the vertical air inlet pipe, and aeration is carried out through the aeration micropores 1004.
Be provided with temperature and humidity sensor 1015 on breeding the dish, carry out the monitoring of temperature, humidity, according to humiture monitoring data, control sprays and heats, adjustment breed humiture. The breeding humidity of the hermetia illucens is 60-70%, the temperature is 28-30 ℃, and the breeding period is 12-15 days.
A scraper device is arranged on each culture tray. The squeegee device includes: comprises a hanger 1021 and a scraper 1006. The hanger 1021 is arranged obliquely, one end of the hanger is fixedly connected with the rotating shaft 1014, and the other end of the hanger is close to the upper surface of the culture tray. A plurality of scrapers 1006 are arranged on the hanger 1021 at intervals along the radial direction of the culture tray. The angle at which the squeegee 1006 is set varies as desired. In the embodiment, the scraping plates on the breeding disc A rotate along with the rotating shaft, so that hermetia illucens and materials can be scraped to the outer edge of the breeding disc A from the breeding disc A, and then fall into the breeding disc B on the lower layer from the outer edge of the breeding disc A; the scrapers on the breeding disc B can scrape the hermetia illucens and the materials to the center of the breeding disc B from the edges of the breeding disc B, so that the hermetia illucens and the materials fall into the breeding disc A or the discharge hole 1013 of the lower layer from the gap between the breeding disc B and the sleeve. Therefore, the scrapers on the culture tray A and the culture tray B are arranged in opposite directions, and the scraping directions of the scrapers are opposite.
Lighting means, in this example waterproof lights 1022, are provided on the hanger 1021 to provide lighting for the growing apparatus.
And the feeding device is arranged at the top of the black soldier fly integrated three-dimensional breeding device and is positioned below the feeding end of the feeding device 8. The feeding device comprises a feeding inlet 1011 and several distribution baffles 1012. The cloth baffle 1012 is located below the feed inlet 1011, one side of the cloth baffle is connected into a whole to form an axis, the other side is arranged in a radial shape, and a certain angle is formed between two adjacent cloth baffles 1012. When the mixed material enters the feed inlet 1011, the mixed material is uniformly sprinkled onto the culture tray along the distribution baffles. Avoid the material to pile up on breeding the dish. The temperature and humidity of the integrated hermetia illucens breeding device can be adjusted according to temperature and humidity monitoring information; the automatic turning of the hermetia illucens is realized by downward feeding layer by layer.
The hermetia illucens processing device comprises an insect excrement separating device 11, a drying device 12 and an egg laying and hatching device 16. The insect excrement separating device 11 is obliquely arranged, and the inclination angle is generally 20-30 degrees so as to be better separated. The insect and excrement separating device adopts a stainless steel screen mesh and automatically screens. The black soldier flies and the insect dung which are bred by the black soldier fly integrated breeding device 10 fall onto the stainless steel screen mesh from the discharge hole 1009, the black soldier flies and the insect dung are separated along with continuous shaking of the stainless steel screen mesh, the screen underflow is the insect dung, the insect dung is collected and used as a soil conditioner for sale, and a good soil conditioner is provided for ecological agriculture and crop plants; the oversize is hermetia illucens, and most of the hermetia illucens are conveyed to the drying device 12 through the conveying device to be dried, and the rest hermetia illucens are conveyed to the egg laying and hatching device 16. The egg laying and hatching device 16 is used for laying eggs of the hermetia illucens through automatic temperature control, humidity adjustment and illumination, and hatching and breeding larvae, and the bred larvae are conveyed to the insect feeding device 9 through the conveying device.
The drying device 12 includes a support 1201, a heating device 1202, a dryer inlet 1203, and a dryer outlet 1204. And a heating device 1202, which is communicated with the heating circulation system and provides a heating source for the drying device 12. And returning the backwater after heat exchange to the heating circulation system for repeated recycling. The feeding hole 1203 of the dryer is connected with the hermetia illucens separating device 11 through a conveying device, the separated hermetia illucens enter the drying device to be dried, dried dry insects are output from a discharging hole (1204) of the dryer, and the dried hermetia illucens are sold as protein feed for providing high protein for the breeding industry.
The waste liquid innocent treatment system comprises a UASB reactor 13 and a sewage integrated treatment device 14.
The UASB reactor 13 comprises a combination of a UASB water inlet 1301, a three-phase separator 1302, a UASB water outlet 1303 and a biogas outlet 1304. The filtrate outlet 105 of the filtrate tank 103 of the kitchen waste receiving subsystem and the filtrate outlet 602 of the filter pressing device 6 are respectively communicated with the UASB water inlet 1301 through pipelines and enter the UASB reactor 13, organic matters are degraded under an anaerobic state to produce biogas, the biogas separated by the three-phase separator 1302 is conveyed to the heating circulation system through the biogas outlet 1304, and the separated sewage is led to the integrated sewage treatment device 14 from the UASB water outlet 1303 through the pipelines for treatment.
The integrated sewage treatment device 14 mainly performs denitrification, dephosphorization and COD degradation, so that the quality of the outlet water reaches the municipal pipe network nano-pipe standard, one part of the outlet water is conveyed to a spray water inlet of a spraying device in the integrated black soldier fly breeding device 10 through a pipeline, the outlet water is sprayed by the spraying device for moisturizing, and the rest part of the outlet water is discharged into a pipe network.
The heating circulation system is a biogas boiler 15, and the biogas boiler comprises a biogas inlet 1501, a circulating water outlet 1502 and a circulating water inlet 1503. Biogas generated by the UASB reactor 13 is delivered to a biogas inlet 1501 of the biogas boiler 15 through a biogas outlet 1304, and fuel is provided for the biogas boiler to heat water. The heated circulating water is respectively conveyed to a heating coil in a breeding disc in the black soldier fly integrated breeding device 10 and a heating device 1202 of the drying device 12 through a circulating water outlet 1502 through pipelines to heat the breeding disc and provide a heat source for the drying device, and the heat-exchanged return water is respectively returned to a circulating water inlet 1503 of the biogas boiler 15 through pipelines to form hot water circulation. The temperature of hot water supplied to the black soldier fly integrated culture device 10 by the methane boiler is 40-45 ℃, and the temperature of hot water supplied to the black soldier fly drying device by the methane boiler 15 is 60-70 ℃.
The operation process of the invention comprises the following steps:
the kitchen waste is sent into a kitchen waste receiving subsystem, is sent to a sieving device 3 through a spiral feeding device 102 and a first spiral feeding machine 2 to remove impurities such as plastics and stones, and then is sent to a crusher 5 through a second spiral feeding machine to be crushed and then is subjected to pressure filtration through a pressure filtration device 6, filtrate is subjected to oil-water separation and grease collection, the separated filtrate is sent to a sewage integrated treatment device for harmless treatment, the generated methane is used as fuel of a heating circulation system, and the purified water is used as black soldier fly integrated culture spray water; solid sediment after 6 filter-presses of filter pressing device is delivered to 7 departments of mixing device and chicken manure, bran etc. through conveyor and is mixed, rethread material feeding unit 8 and heisui river horsefly larva are together through feed inlet 1011 and cloth baffle 1012 get into and begin to breed in the top breed dish among heisui river horsefly integration breeding device 10, along with breeding, scraper blade 1006 moves heisui river horsefly and material successive layer downwards, until when delivering to discharge gate 1013, heisui river horsefly breeding cycle is accomplished, at this in-process, through heating coil, the shower nozzle, the trachea heats, the humidification, the aeration, according to humiture monitoring information regulation humiture. The bred hermetia illucens are separated by the worm and excrement separating device 11, most of the hermetia illucens are dried by the drying device 12, and the small hermetia illucens hatch larvae by the egg laying hatching device 16; and the hot water of the heating and circulating system enters the black soldier fly integrated culture device for heating and circulating.
The method for treating the kitchen waste and the livestock and poultry manure comprises the following steps:
1) Removing impurities from kitchen waste, filter-pressing the kitchen waste, mixing the kitchen waste with livestock and poultry manure to form a mixed material, performing innocent treatment on the formed filtrate, and heating generated biogas as fuel to heat water to serve as a heating heat source for integrated breeding of hermetia illucens and drying of the hermetia illucens;
2) The mixed material and the hermetia illucens larvae are delivered to the hermetia illucens integrated culture device together for three-dimensional layered culture, the hermetia illucens and the material are conveyed downwards layer by layer to complete a culture period, and the temperature and the humidity of the hermetia illucens culture are monitored in real time in the culture period according to the temperature and the humidity;
3) The hermetia illucens and the insect dung which finish the breeding period are separated, most of the separated hermetia illucens are dried, and a small part of the separated hermetia illucens is repeatedly put in eggs to hatch larvae.
In the step 1), after impurity removal and filter pressing, the solid residue solid content of the kitchen waste is 30-40%, and the solid content of the mixed material is 40%.
In the step 1), the temperature of hot water for integrally breeding the hermetia illucens is 40-45 ℃, and the temperature of hot water for drying the hermetia illucens is 60-70 ℃.
In the step 2), the feeding amount of the hermetia illucens is 0.2 per mill of the mass of the mixed material.
The following is an example of treating kitchen waste and livestock and poultry manure by using the system for treating kitchen waste and livestock and poultry manure of the invention.
Example 1
In the embodiment, the system for treating the kitchen waste and the livestock and poultry manure by breeding the hermetia illucens implements the synergistic harmless resource utilization of the kitchen waste and the livestock and poultry manure. In the embodiment, the feeding amount of the kitchen waste is 50t/d, the water content is 85%, the food content accounts for 85%, and the content of impurities such as plastics, glass, metals and the like is 15%. And (3) carrying out solid-liquid separation on the kitchen waste in a receiving hopper, wherein the water content of the separated solid slag is 80%, the solid slag is screened to remove impurities, and is further dehydrated through crushing and squeezing, the particle size of the crushed and dehydrated solid slag is 1-3cm, the water content is 60%, and the solid slag amount is 20t/d. And mixing the dewatered and crushed solid residues with chicken manure and rice chaff in a multi-shaft mixer, wherein the parameters of the chicken manure are 20t/d in treatment capacity, the water content is 75%, the parameters of the rice chaff are 7.5t/d in treatment capacity, and the solid content is 80%. The solid content of the mixed material is 40%, the mixed material is conveyed by a belt conveyor, hermetia illucens larvae are added into the hermetia illucens feeding material according to 0.5 per mill of the mass of the material, the material mixed with the hermetia illucens larvae is cultured in a hermetia illucens integrated culture device, 6 culture plates are arranged in total, and the culture parameters are that the humidity is 70% and the temperature is 30 ℃. The culture period is 12 days. After the cultivation is finished, the insects and the excrement are separated by an insect-excrement separator, and 9t (3 t of dry insect powder) of the hermetia illucens and 7.5t of soil conditioner are produced daily. The carbon dioxide reduction amount by adopting the hermetia illucens conversion technology reaches 53.6 ten thousand t/year.
Example 2
In the embodiment, the system for treating the kitchen waste and the livestock and poultry manure by breeding the hermetia illucens implements the synergistic harmless resource utilization of the kitchen waste and the livestock and poultry manure. In the embodiment, the feeding amount of the kitchen waste is 100t/d, the water content is 87%, the food content accounts for 80%, and the content of impurities such as plastics, glass, metals and the like is 20%. And (3) carrying out solid-liquid separation on the kitchen waste in a receiving hopper, wherein the water content of the separated solid slag is 80%, the solid slag is screened to remove impurities, and is further dehydrated through crushing and squeezing, the particle size of the crushed and dehydrated solid slag is 1-3cm, the water content is 65%, and the solid slag amount is 30t/d. And mixing the dewatered and crushed solid residues with chicken manure and rice chaff in a multi-shaft mixer, wherein the parameters of the chicken manure are 30t/d of treatment capacity, the water content is 70%, the parameters of the rice chaff are 11.25t/d of treatment capacity, and the solid content is 80%. The solid content of the mixed material is 40%, the mixed material is conveyed by a belt conveyor, hermetia illucens larvae are added according to 1.2 permillage of the mass of the material, the material mixed with the hermetia illucens larvae is cultured in a hermetia illucens integrated culture device, 6 culture plates are arranged in total, and the culture parameters are that the humidity is 70% and the temperature is 30 ℃. The culture period is 12 days. After the cultivation is finished, the insects and the excrement are separated by an insect-excrement separator, and the daily-produced hermetia illucens is 18t (6 t of dry insect powder) and the soil conditioner is 11.25t. The carbon dioxide reduction amount by adopting the hermetia illucens conversion technology reaches 80.4 ten thousand t/year.
Claims (20)
1. A system for treating kitchen waste and livestock and poultry manure is characterized by comprising a kitchen waste treatment system, a black soldier fly integrated culture device, a black soldier fly treatment device, a waste liquid harmless treatment system and a heating circulation system;
the kitchen waste treatment system is used for treating kitchen waste and conveying the kitchen waste to the hermetia illucens three-dimensional culture device;
the integrated hermetia illucens breeding device comprises a hermetia illucens feeding device, a plurality of breeding discs which are longitudinally arranged at intervals and a scraper device; the topmost cultivation disc is used for receiving the delivered mixed materials and the hermetia illucens; the black soldier fly and the kitchen waste of the culture disc are conveyed downwards layer by the scraper device and are conveyed to the black soldier fly treatment device through the discharge port;
the hermetia illucens treatment device is used for separating hermetia illucens and insect manure;
the waste liquid innocent treatment system carries out innocent treatment on waste liquid generated by the kitchen waste treatment system, the generated methane is conveyed to the heating and circulating system, and the purified water is partially conveyed to the black soldier fly integrated culture device to adjust the humidity;
the heating circulation system is respectively communicated with the stereoscopic black soldier fly breeding device and the black soldier fly treatment device to provide a heat source for the black soldier fly breeding device and the black soldier fly treatment device.
2. The system for treating kitchen waste and livestock and poultry manure according to claim 1, wherein the kitchen waste treatment system comprises a kitchen waste receiving subsystem, a sieving device, a crushing device, a pressure filtration device, a mixing device and a feeding device which are sequentially connected;
the kitchen waste receiving subsystem removes partial moisture from the received kitchen waste and then conveys the kitchen waste to a sieving device;
the kitchen waste is sieved by the sieving device, and sieved materials are conveyed to the crushing device;
the crushing device crushes the materials and conveys the materials to the filter pressing device;
the filter pressing device is connected with the grease collecting device, solid residues subjected to filter pressing by the filter pressing device are conveyed to the mixing device for mixing, the grease collecting device performs oil-water separation on filtrate and collects grease, and separated waste liquid is conveyed to the waste liquid harmless treatment system for treatment;
after the material mixing device mixes the materials, the mixed materials are conveyed to a feeding device of the integrated hermetia illucens breeding device through a feeding device;
and the kitchen waste receiving subsystem and the waste liquid subjected to oil-water separation are conveyed to the waste liquid harmless treatment system for treatment.
3. The system for treating kitchen waste and livestock and poultry manure according to claim 2, characterized in that conveying devices are respectively arranged between the kitchen waste receiving subsystem and the sieving device and between the sieving device and the crushing device, and the conveying devices are obliquely arranged.
4. The system for treating kitchen waste and livestock manure according to claim 2, wherein the kitchen waste receiving subsystem comprises a receiving hopper, a filtrate tank positioned below the receiving hopper and a spiral feeding device; the spiral feeding device is positioned at the bottom of the receiving hopper, and a grid for filtering is arranged at the top of the filtrate tank; the spiral feeding device sends the kitchen waste out of the receiving hopper.
5. The system for treating kitchen waste and livestock and poultry manure according to claim 2, wherein the sieving device is a drum sieve, and the drum sieve is obliquely arranged.
6. The system for treating kitchen waste and livestock and poultry manure according to claim 2, wherein the crushing device is located above the pressure filtration device.
7. The system for treating kitchen waste and livestock manure according to claim 2, characterized in that the mixing device is located above the feeding device.
8. The system for treating kitchen waste and livestock manure according to claim 1, wherein a rotating shaft is arranged in the center of the cultivation trays in a penetrating manner, the scraper device is arranged corresponding to each layer of cultivation tray, and the scraper device is fixedly arranged on the rotating shaft; the scraping directions of the scrapers on the two adjacent culture trays are opposite.
9. The system for treating kitchen waste and livestock manure according to claim 8, wherein the cultivation trays are arranged at intervals, the end of the cultivation tray with the large diameter adjacent to the rotating shaft is a discharge port, and the edge of the cultivation tray with the small diameter is a discharge port.
10. The system for treating kitchen waste and livestock and poultry manure according to claim 1, wherein said cultivation tray is a hollow structure, wherein a heating coil and a spraying device are arranged in said cultivation tray, said heating coil is communicated with said heating circulation system, and said spraying device is communicated with said waste liquid harmless treatment system.
11. The system for treating kitchen waste and livestock and poultry manure according to claim 10, wherein aeration micro-holes are arranged on the upper surface of the cultivation tray and are communicated with the hollow part of the cultivation tray.
12. The system for treating kitchen waste and livestock and poultry manure according to claim 1, wherein a temperature and humidity sensor and an illumination system are arranged in the black soldier fly integrated breeding device.
13. The system for treating the kitchen waste and the livestock and poultry manure according to claim 1, wherein a feeding device is arranged on the hermetia illucens integrated breeding device, and comprises a feeding hole and a plurality of cloth baffles which are uniformly distributed along the circumferential direction and are positioned below the feeding hole; the feed inlet is positioned below the discharge end of the kitchen waste treatment system.
14. The system for treating the kitchen waste and the livestock and poultry manure according to claim 1, wherein the hermetia illucens treatment device comprises an insect manure separation device, an egg laying and hatching device and a drying device;
the insect dung separation device is positioned below the black soldier fly integrated culture device and is used for separating insect dung;
the hermetia illucens separated by the insect and excrement separating device are respectively conveyed to the egg laying and hatching device and the drying device; the drying device is communicated with the heating circulation system.
15. The system for treating kitchen waste and livestock and poultry manure according to claim 1, wherein the waste liquid harmless treatment system comprises a UASB reactor and a sewage integrated treatment device communicated with the UASB reactor; the UASB reactor is used for treating the waste liquid conveyed by the kitchen waste treatment system, and a water outlet of the UASB reactor is communicated with the integrated sewage treatment device; the heating circulation system is communicated with a biogas outlet of the UASB reactor, and the purified water part of the integrated sewage treatment device is conveyed to the integrated black soldier fly breeding device to adjust the humidity.
16. The system for treating kitchen waste and livestock and poultry manure according to claim 1, wherein the heating circulation system is a biogas boiler, the air inlet of the heating circulation system is respectively communicated with the biogas outlet of the waste liquid harmless treatment system, the hot water outlet of the heating circulation system is respectively communicated with the stereoscopic hermetia illucens breeding device and the hermetia illucens treatment device, and the heat-exchanged water of the stereoscopic hermetia illucens breeding device and the hermetia illucens treatment device flows back to the biogas boiler.
17. A method for treating kitchen waste and livestock and poultry manure comprises the following steps:
1) Removing impurities from kitchen waste, filter-pressing the kitchen waste, mixing the kitchen waste with livestock and poultry manure to form a mixed material, performing innocent treatment on the formed filtrate, and heating the generated biogas to serve as fuel to heat hot water to serve as a heating heat source for integrated breeding of hermetia illucens and drying of the hermetia illucens;
2) The mixed material and the hermetia illucens larvae are delivered to the hermetia illucens integrated culture device together for three-dimensional layered culture, the hermetia illucens and the material are conveyed downwards layer by layer to complete a culture period, and the temperature and the humidity of the hermetia illucens culture are monitored in real time in the culture period according to the temperature and the humidity;
3) The hermetia illucens and the insect feces which are cultured in the culture period are separated, most of the separated hermetia illucens are dried and utilized, and a small part of the separated hermetia illucens are repeatedly put in the eggs to be incubated.
18. The method for treating the kitchen waste and the livestock and poultry manure according to claim 17, wherein in the step 1), the solid content of the solid residue is 30-40% and the solid content of the mixed material is 40% after the kitchen waste is subjected to impurity removal and pressure filtration.
19. The method for treating the kitchen waste and the livestock and poultry manure according to claim 17, wherein the temperature of the hot water supplied for the integrated culture of the hermetia illucens in the step 1) is 40-45 ℃, and the temperature of the hot water supplied for the drying of the hermetia illucens is 60-70 ℃.
20. The method for treating the kitchen waste and the livestock and poultry manure according to claim 17, wherein in the step 2), the feed amount of the hermetia illucens is 0.5-1.2% of the mass of the mixed materials.
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