CN101879517B - Method for processing utensil rubbish by Chrysomya megacephala maggot and material formula - Google Patents

Method for processing utensil rubbish by Chrysomya megacephala maggot and material formula Download PDF

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Publication number
CN101879517B
CN101879517B CN 201010203385 CN201010203385A CN101879517B CN 101879517 B CN101879517 B CN 101879517B CN 201010203385 CN201010203385 CN 201010203385 CN 201010203385 A CN201010203385 A CN 201010203385A CN 101879517 B CN101879517 B CN 101879517B
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China
Prior art keywords
chrysomya
chrysomya megacephala
maggot
food waste
megacephala maggot
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CN 201010203385
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Chinese (zh)
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CN101879517A (en
Inventor
胡新军
张古忍
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中山大学
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Publication of CN101879517B publication Critical patent/CN101879517B/en

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Abstract

The invention belongs to the field of environmental protection, relating to a method for processing utensil rubbishes by Chrysomya megacephala maggot. The method comprises the following steps: after the utensil rubbishes are coarsely crushed, auxiliary materials are added to obtain a Chrysomya megacephala maggot culture material; Chrysomya megacephala ovum is accessed on the surface of the Chrysomya megacephala maggot culture material; the larvae incubated by the Chrysomya megacephala maggot eat and decompose the culture material to process and clear the utensil rubbishes. Before the Chrysomya megacephala larvae are aged, the outer part of Chrysomya megacephala maggot culture material stacking area is connected with a polypide collection container in which dried rice bran powder is arranged for guiding and collecting aged Chrysomya megacephala maggot. Residual processed Chrysomya megacephala maggot culture material is dried and processed into an organic fertilizer. The method of the invention has strong processing capability and higher processing speed than common compost; the processing period is 4-5 days; after processed, the capacity of the utensil rubbishes is reduced by 10-30%, and a peculiar smell is reduced; high-quality organic fertilizer and high-quality insect biologic protein are obtained while processing the utensil rubbishes.

Description

Utilize Chrysomya megacephala maggot to process method and the material formula of changing food waste
Technical field
The invention belongs to field of Environment Protection, relate to a kind of refuse cleaning method, relate in particular to a kind of method of utilizing Chrysomya megacephala maggot to process changing food waste.
Background technology
Changing food waste accounts for 40~50% of municipal refuse total amount, and its storage time is slightly grown and namely grows germ, mosquito, cockroach, increases the kitchen peculiar smell, affects residents ' health and domestic environment.Food garbage is the difficult point of urban garbage disposal.At present, the main processing mode of city food garbage is sanitary landfills and burning, and small part is processed with composting mode.
The treating capacity of sanitary landfills is maximum, and operating cost is relatively low, and technique is relatively simple, small investment, be the final digestion method that other processing method produces residue, but the processing address of the method is limited, occupation of land is many, operating period is limited, and management expectancy is high, and water, gas pollute and can not thoroughly solve; The minimizing degree of burning method is high, and refuse thermal value can utilize, and the innoxious degree in ground is high, take up an area littlely, subtract capacity larger, can reach 70~80%, but the investment of this method is large, running expense is high, and the food garbage water content is large, and calorific value is excessively low, easily cause burning difficulty, the economy extreme difference, vent gas treatment is difficult, very easily forms secondary pollution; The decrement of composting process, subtract the appearance successful, the higher food garbage of water content is had good adaptability, be conducive to garbage harmless, but it is high that its operation management level requires, the equipment and process advance is huge on the impact of technique effect, and resource and utilization rate of heat value are low, and processing speed is slow.Along with improving constantly of the level of urbanization, the output of food wastes progressively increases, and land resource is relatively limited, in this case, develop that a kind of processing speed is fast, less energy consumption, occupied ground is few, operation cost is low food garbage processing method, become a urgent demand.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of method of new processing municipal refuse is provided, the processing speed of this method is fast, less energy consumption, occupied ground is few, operation cost is low.
The present invention is achieved through the following technical solutions above-mentioned purpose:
The invention provides a kind of new changing food waste processing method---utilize the method for chrysomyia megacephala larva resolution process changing food waste, comprise these steps: auxiliary material will be added behind the kitchen garbage breaking, obtain the Chrysomya megacephala maggot compost, again at Chrysomya megacephala maggot compost surface access chrysomyia megacephala ovum, the larval feeding Chrysomya megacephala maggot compost of chrysomyia megacephala ovum hatching makes rubbish be processed and remove.
The Chrysomya megacephala maggot compost can place a container, and wherein the thickness of Chrysomya megacephala maggot compost is 4~10cm.The Chrysomya megacephala maggot compost also contains auxiliary material except the changing food waste that contains mass fraction 50~90%: the mixture of one or more among sawdust, bran powder, wheat bran, dusty yeast, powder of straw, sodium bicarbonate, white lime and the EM (EffectiveMicroorganisms).The adding of these auxiliary materials can promote the growth of chrysomyia megacephala larva and ingest, so that the wear rate of changing food waste improves.
As a kind of preferred scheme, the Chrysomya megacephala maggot compost is comprised of the material of following weight proportion: the mass fraction of changing food waste is 50~90%, remaining is auxiliary material, and auxiliary material is comprised of the material of following weight proportion: 0~40 part in sawdust, 0~30 part of bran powder, 0~30 part in wheat bran, 0~40 part of powder of straw, 1~5 part of dusty yeast, 0~3 part in sodium bicarbonate, 0~3 part of white lime, 1~3 part of EM stoste.
EM stoste pH value 3.5~4.0 wherein, viable bacteria content 1~300,000,000/ml.
In this processing method, the access density of chrysomyia megacephala ovum is 0.2~2g chrysomyia megacephala ovum/kg Chrysomya megacephala maggot compost, and the incubation temperature of chrysomyia megacephala ovum is 25~35 ℃.Under this temperature, the chrysomyia megacephala ovum is hatched into larva in 2d, begins to take food compost.In the process of chrysomyia megacephala larval growth, compost is fermentation calefaction gradually also.Through taking food of chrysomyia megacephala larva 4~5d, compost becomes pitchy, moisture is reduced to 40~60%, material loosening, stink reduces, detect its content of organic matter, total nutrient (N, P, K total content), moisture and five content of beary metal etc. after the oven dry, all reach the relevant art index of national biological organic fertilizer.At this moment, the chrysomyia megacephala larva has reached aging state, climbs out of one after another compost, and searching is dry, pupate in dark place.
Therefore, before treatment cycle (4~5 days) finishes, be preferably in the aging front 2d of Chrysomya megacephala maggot, need to stack region exterior at described Chrysomya megacephala maggot compost and connect a polypide collection container, dry bran powder is housed in this polypide collection container, collects aging Chrysomya megacephala maggot in order to guiding.As a kind of preferred scheme, can outside culture vessel, overlap again a larger container at the aging front 2d of Chrysomya megacephala maggot, and be sprinkled into therein dry bran powder, with convenient collection chrysomyia megacephala larva.
Remaining treated Chrysomya megacephala maggot compost is made biological organic fertilizer after the drying, further utilized.
Form owing to being added with the material of the changing food waste of auxiliary material itself, the decomposition rate of Chrysomya megacephala maggot being processed lower rubbish also has important impact, so the material formula of this Chrysomya megacephala maggot compost also belongs to protection scope of the present invention.This prescription is made of the material of following mass fraction: changing food waste 50~90%, sawdust 0~40%, bran powder 0~30%, wheat bran 0~30%, powder of straw 0~40%, dusty yeast 1~5%, EM liquid 1~3%, sodium bicarbonate 0~3%, white lime 0~3%.
Compared with prior art, the present invention has following beneficial effect:
(1) disposal ability of the inventive method is strong, and processing speed is fast than common compost, and after treatment, the changing food waste capacity reduces 10~30%, and peculiar smell reduces, and a collection of changing food waste of every processing only needs 4~5 days;
(2) the inventive method occupied ground is few, and the fixed investment cost is low, and does not change land used character; And the processing procedure energy consumption is low, and discharging is few, is conducive to environmental protection;
(3) adopt method of the present invention, changing food waste after treatment becomes the high-quality biological organic fertilizer, and its nutrient content reaches all technical of national biological organic fertilizer;
(4) the inventive method can obtain a large amount of Chrysomya megacephala maggot simultaneously in the process of processing changing food waste, can obtain high-quality insect bioprotein, has realized the cycling and reutilization of resource.
The specific embodiment
Below further specify technical scheme of the present invention by specific embodiment.
Embodiment 1
Collect classified changing food waste with paper bag, after the coarse crushing, add appropriate amount of auxiliary materials, stir, be mixed with compost, the prescription of compost is as shown in table 1.Compost is poured in the corresponding container, and the high 4cm of compost, and at an amount of chrysomyia megacephala ovum of compost surface access connects ovum density and is: 0.2g chrysomyia megacephala ovum/kg compost becomes the chrysomyia megacephala larva 30 ℃ of lower hatchings after connecing ovum.The chrysomyia megacephala ovum is hatched into larva in 2d, begins to take food compost.At 4d, outside culture vessel, overlap again a larger container, and be sprinkled into therein dry bran powder, with the convenient Chrysomya megacephala maggot of collecting.Through 4~5d, the chrysomyia megacephala larva has reached aging state, climbs out of one after another compost and falls in the larger container, and compost becomes pitchy, material loosening, and stink reduces, and biological organic fertilizer is made in oven dry.
The prescription 1 of table 1 Chrysomya megacephala maggot compost
Material name Mass percent (%)
Changing food waste ??50
Sawdust ??10
Bran powder ??10
Wheat bran ??14
Powder of straw ??10
Dusty yeast ??3
EM liquid ??1
Sodium bicarbonate ??1
White lime ??1
Embodiment 2
Collect classified changing food waste with paper bag, after the fragmentation, add appropriate amount of auxiliary materials, stir, be mixed with compost, the prescription of compost is as shown in table 2.Compost is poured in the corresponding container, and the high 6cm of compost, and at an amount of chrysomyia megacephala ovum of compost surface access connects ovum density and is: 0.6g chrysomyia megacephala ovum/kg compost becomes the chrysomyia megacephala larva 25 ℃ of lower hatchings after connecing ovum.The chrysomyia megacephala ovum is hatched into larva in 2d, begins to take food compost.At 4d, outside culture vessel, overlap again a larger container, and be sprinkled into therein dry bran powder, with the convenient Chrysomya megacephala maggot of collecting.Through 4~5d, the chrysomyia megacephala larva has reached aging state, climbs out of one after another compost and falls in the larger container, and compost becomes pitchy, material loosening, and stink reduces, and biological organic fertilizer is made in oven dry.
The prescription 2 of table 2 Chrysomya megacephala maggot compost
Material name Mass percent (%)
Changing food waste ??70
Sawdust ??10
Bran powder ??2
Wheat bran ??8
Powder of straw ??7
Dusty yeast ??1
EM liquid ??1
Sodium bicarbonate ??0
White lime ??1
Embodiment 3
Collect classified changing food waste with paper bag, after the fragmentation, add appropriate amount of auxiliary materials, stir, be mixed with compost, the prescription of compost is as shown in table 3.Compost is poured in the corresponding container, and the high 8cm of compost, and at an amount of chrysomyia megacephala ovum of compost surface access connects ovum density and is: 1g chrysomyia megacephala ovum/kg compost becomes the chrysomyia megacephala larva 35 ℃ of lower hatchings after connecing ovum.The chrysomyia megacephala ovum is hatched into larva in 2d, begins to take food compost.At 4d, outside culture vessel, overlap again a larger container, and be sprinkled into therein dry bran powder, with the convenient Chrysomya megacephala maggot of collecting.Through 4~5d, the chrysomyia megacephala larva has reached aging state, climbs out of one after another compost and falls in the larger container, and compost becomes pitchy, material loosening, and stink reduces, and biological organic fertilizer is made in oven dry.
The prescription 3 of table 3 Chrysomya megacephala maggot compost
Material name Mass percent (%)
Changing food waste ??90
Sawdust ??0
Bran powder ??0
Wheat bran ??7
Powder of straw ??0
Dusty yeast ??1
EM liquid ??1
Sodium bicarbonate ??1
White lime ??0

Claims (7)

1. method of utilizing Chrysomya megacephala maggot to process changing food waste, it is characterized in that and to add auxiliary material after the changing food waste coarse crushing, obtain the Chrysomya megacephala maggot compost, access again the chrysomyia megacephala ovum, the larval feeding Chrysomya megacephala maggot compost of chrysomyia megacephala ovum hatching makes rubbish be processed and remove;
Used material formula is made of the material of following mass fraction: changing food waste 50~90%, sawdust 0~40%, bran powder 0~30%, wheat bran 0~30%, powder of straw 0~40%, dusty yeast 1~5%, EM liquid 1~3%, sodium bicarbonate 0~3%, white lime 0~3%;
Described EM stoste pH value 3.5~4.0, viable bacteria content 1 ~ 300,000,000/ml.
2. the method for utilizing Chrysomya megacephala maggot to process changing food waste as claimed in claim 1, the incubation temperature that it is characterized in that described chrysomyia megacephala ovum is 25~35 ℃.
3. the method for utilizing Chrysomya megacephala maggot to process changing food waste as claimed in claim 1, the access density that it is characterized in that described chrysomyia megacephala ovum is 0.2~2g chrysomyia megacephala ovum/kg Chrysomya megacephala maggot compost.
4. the method for utilizing Chrysomya megacephala maggot to process changing food waste as claimed in claim 1 is characterized in that the thickness with described Chrysomya megacephala maggot compost is 4~10cm.
5. the method for utilizing Chrysomya megacephala maggot to process changing food waste as claimed in claim 1, it is characterized in that stacking region exterior at described Chrysomya megacephala maggot compost connects a polypide collection container, dry bran powder is housed in this polypide collection container, collects aging Chrysomya megacephala maggot in order to guiding.
6. the method for utilizing Chrysomya megacephala maggot to process changing food waste as claimed in claim 1 is characterized in that at treatment cycle be 4~5 days; After the Chrysomya megacephala maggot compost was disposed, biological organic fertilizer was made in oven dry.
7. a material that utilizes Chrysomya megacephala maggot to process changing food waste is characterized in that being made of the material of following mass fraction: changing food waste 50~90%, sawdust 0~40%, bran powder 0~30%, wheat bran 0~30%, powder of straw 0~40%, dusty yeast 1~5%, EM stoste 1~3%, sodium bicarbonate 0~3%, white lime 0~3%; Described EM stoste pH value 3.5~4.0, viable bacteria content 1 ~ 300,000,000/ml.
CN 201010203385 2010-06-13 2010-06-13 Method for processing utensil rubbish by Chrysomya megacephala maggot and material formula CN101879517B (en)

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CN102218434A (en) * 2011-03-28 2011-10-19 舟山市普陀新展望水产饲料有限公司 Processing method of food waste
CN102487904A (en) * 2011-12-12 2012-06-13 舟山市普陀新展望水产饲料有限公司 Method for breeding fly maggots by using kitchen waste
CN103387322A (en) * 2013-07-05 2013-11-13 何薪 Method for processing sludge generated in domestic sewage treatment plant by using chrysomyia megacephala larvae and material formula
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CN104384177B (en) * 2014-11-28 2016-08-17 嘉兴溯源生物科技有限公司 The insect processing system of a kind of kitchen castoff and method thereof
CN104785509A (en) * 2015-04-17 2015-07-22 泰山医学院 Method for bioconversion of edible mushroom dregs with housefly larvae
CN105248379A (en) * 2015-09-17 2016-01-20 吉首市晨曦农业生物科技有限公司 Production method of hogwash microbial fermentation materials and application of hogwash microbial fermentation materials in housefly larvae cultivation
CN105285329A (en) * 2015-09-23 2016-02-03 湖南联合餐厨垃圾处理有限公司 Treatment method of kitchen remnant residues

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JP2004181379A (en) * 2002-12-04 2004-07-02 Purotekku:Kk Method and apparatus for organic waste disposal
CN100494121C (en) * 2006-12-28 2009-06-03 广东省昆虫研究所 Preparation method of biofertilizer
CN101243840A (en) * 2008-03-13 2008-08-20 梁小毛 Feed formula capable of making edible type housefly maggot grow quickly
CN101774831A (en) * 2010-02-05 2010-07-14 中山大学 Method for eliminating food rubbish

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