CN101305768B - Method for producing animal protein feedstuff by processing restaurant garbage using angleworm - Google Patents
Method for producing animal protein feedstuff by processing restaurant garbage using angleworm Download PDFInfo
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- CN101305768B CN101305768B CN2008100401124A CN200810040112A CN101305768B CN 101305768 B CN101305768 B CN 101305768B CN 2008100401124 A CN2008100401124 A CN 2008100401124A CN 200810040112 A CN200810040112 A CN 200810040112A CN 101305768 B CN101305768 B CN 101305768B
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- 238000000034 method Methods 0.000 claims abstract description 14
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 12
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Landscapes
- Fertilizers (AREA)
- Fodder In General (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to a method for producing animal protein feed by adopting earthworms to dispose the kitchen garbage. The method comprises the following steps: pre-treating kitchen garbage by sorting to remove impurities and removing oil and fat and sodium chloride to obtain kitchen garbage with an oil and fat content of 1%-8% and a sodium chloride content of 0.1%-0.6%; laying the treated kitchen garbage in a disposal site, and broadcast-sowing earthworms with an earthworm density of 0.5kg/m<2> kitchen garbage; maintaining the temperature in the disposal site at 18 DEG C-25 DEG C and a relative humidity of 50%-75%; carrying out the simple compost of the earthworm cast cleaned out every day to obtain the vegetable nutritional soil; adding the kitchen garbage to the disposal site at a wet weight ratio of the earthworm cast to the kitchen garbage being equal to :(1.5-4) every day; taking out 80-90% earthworms after the earthworms begin to lay eggs in 80-85 days and the new hatched/propagated amount of the earthworm eggs is 9-10 times as that of the broadcast-sowing earthworms in 7-10 days; baking; pulverizing; and granulating to obtain the animal protein feed. The method has the advantages of low basic construction and operation cost, no environment pollution, and high economical and social benefits.
Description
Technical field
The present invention relates to a kind of method of utilizing earthworm to dispose changing food waste production animal protein feed, specifically is to utilize software annelid earthworm to dispose the method for changing food waste.The biodegradation disposal technology field that belongs to changing food waste.
Background technology
Changing food waste is the main component of organic facies in the domestic waste, mainly comprises catering trade rubbish, food service industry tailing etc.The channel of its generation is mainly processes such as food processing, processing, transportation, and the source mainly concentrates on hotel, food factory, school, government, scientific research administrative organization etc.Based on materials such as starch based, food fiber class, animal tallow classes, has the moisture content height in the changing food waste; Contain grease, salt component height; Characteristics such as perishable fermentation is smelly.Present changing food waste mainly adopts landfill and produces pig feed is main.The landfill disposal changing food waste produces a large amount of biogas and percolate, and environment is caused secondary pollution, causes the popularity of zoonosis to be propagated easily and produce pig feed.
The earthworm large amount of organic matter of in its metabolic processes, eating, and it is mixed with soil, carry out decomposition and inversion by the mechanical abrasive action and the biological chemistry action in the enteron aisle of gizzard.Transform into the active material that self or other biological are easy to utilize under the protease of the digestive system of organic waste by earthworm in the earthworm enteron aisle, lipolytic enzyme, cellulase, the diastatic effect, produce earthworm protein and amino acid simultaneously and environment is not produced secondary pollution.In addition, wormcast is rich in several amino acids, enzyme and active material, is the first-selected fertilizer of vegetable food of afforestation, lawn flowers, production green non-pollution.Utilizing the earthworm disposal of refuse is universally acknowledged most economical, ecological good method.The method is utilized the synergy of earthworm and microorganism, quickens decomposition and conversion organic in the house refuse, forms recycling product at last.
Can but changing food waste be different with biologic garbage character, have the function that promotes the organic substance decomposition and inversion according to earthworm in natural ecosystems, makes changing food waste into resources, is a biologic treating technique of being paid close attention in recent years.
Summary of the invention
The objective of the invention is to disclose a kind of method of utilizing earthworm and ecological to dispose changing food waste, this method can obtain to be rich in the compost from earthworm of several amino acids, enzyme isoreactivity material and the animal protein feed that is rich in protein when disposing changing food waste.
For achieving the above object, the present invention carries out preliminary treatment to changing food waste earlier, make it satisfy the condition that earthworm is disposed changing food waste, and found a series of rational follow-up disposal conditions, successfully changing food waste is disposed animal protein feed and the plant growing nutrient soil that obtains being rich in protein with earthworm.Concrete technology is as follows:
A. changing food waste preliminary treatment
Earlier changing food waste is placed on remove bone, plastics, iron flask, rubble, bamboo let on the vibratory sieve after, changing food waste under will sieving is again sent into the continuous feeding/discharging type horizontal centrifuge that rotating speed is 2600～2900rmp, changing food waste is carried out de-oiling fat, the processing of dechlorination sodium, obtaining fat content is 1～8% of changing food waste weight in wet base, and sodium chloride content is 0.1～0.6% a changing food waste of changing food waste weight in wet base;
B. dispose changing food waste with earthworm and produce animal protein feed
Earlier A being gone on foot pretreated changing food waste is laid in the disposal place, in disposing the place, broadcast sowing earthworm first day early morning then, broadcasting sowing density is that every square metre of changing food waste broadcasts sowing 0.3～0.5kg earthworm, and temperature is 18～25 ℃ in the maintenance disposal site, relative humidity 50～75%, earthworm begin to dispose changing food waste; Clear wormcast in the disposal site second day early morning with forklift, in disposing the place, add changing food waste subsequently, according to earthworm: changing food waste=1: the ratio of (1.5～4) part wet weight ratio is carried out, clear wormcast in the disposal site the 3rd day early morning again with forklift, the changing food waste that in disposing the place, adds aforementioned proportion subsequently, repeat the cleaning of wormcast and the interpolation of changing food waste every day, earthworm begins to lay eggs after 80～85 days, the interpolation that stops the cleaning of wormcast and changing food waste is after 7～10 days, the earthworm that earthworm ovum hatching breeding makes new advances, the weight of new earthworm is to broadcast sowing 9～10 times of earthworm, take out 80～90% earthworm this moment with forklift, dry, pulverize, granulation obtains the animal protein feed of producing with earthworm;
C. the wormcast compost obtains plant growing nutrient soil
It is that the heap body of 2m～3m carries out compost that the wormcast that will clean out from disposal site every day is banked up into length, after banking up 2～4 days plant growing nutrient soil.
The bake out temperature of the above-mentioned animal protein feed of producing with earthworm is 70～100 ℃, is crushed to 50～100 orders after the oven dry, and the animal protein feed that particle diameter is 2～5mm is promptly made in granulation then.
The vibratory sieve sieve diameter is 2-3cm, amplitude 1-2cm up and down, and vibration frequency is 800～1000 times/minute.
Advantage of the present invention and effect are as follows:
1. because carrying out sorting to changing food waste earlier before earthworm is disposed changing food waste, the present invention removes impurity, remove grease in the changing food waste subsequently, sodium chloride, make changing food waste satisfy the disposal requirement of earthworm, changing food waste all is converted into animal protein feed and plant growing nutrient soil, has realized the changing rejected material to useful resource target.
Since during breeding earthworm of the present invention in nearly 3 months every day can both dispose the nearly 2-4 of earthworm weight changing food waste doubly, and disposal facility is simple, therefore capital construction and operating cost are cheap, compare profit with production pig feed technology and improve 1.5～2.5 times, has valuable economic benefit, the animal protein feed that the present invention simultaneously the produces plant chain that broken is used to feed pigs and has stopped to cause the possibility of zoonosis.
With changing food waste produced pig feed compare, the animal protein feed that the present invention produces is rich in protein, can feed pet, pet fish etc., security is higher.
4. with the disposal of changing food waste landfill compare, the present invention does not produce biogas and percolate, do not cause environmental pollution, and the organic carbon of the plant growing nutrient soil that obtains, total nitrogen, total phosphorus, total potassium amplification are respectively 13.46%, 100.38%, 32.17%, 44.54%, C/N, the C/P range of decrease are respectively 42.11%, 13.27%.
Description of drawings
Fig. 1 is a process chart of the present invention
The specific embodiment
Changing food waste of the present invention is hotel's residue food, garbage.Earthworm is that Japan produces earthworm " peaceful No. ".See also Fig. 1: place vibratory sieve to sieve processing the changing food waste of collecting earlier, remove bone thing, plastics, iron flask, rubble, bamboo let.Vibratory sieve is amplitude 1-2cm up and down, and vibration frequency is 800～1000 times/minute, and sieve diameter is 2-3cm.It is centrifugal that screenings after the vibratory sieve removal of impurities enters the continuous feeding/discharging type horizontal centrifuge, continuous feeding/discharging type horizontal centrifuge revolution 2600～2900rmp.The centrifugal changing food waste moisture content that obtains is 78-82%, and fat content is 1～8% of a changing food waste (weight in wet base), and sodium chloride content is a changing food waste (weight in wet base) 0.1～0.6%.Then between the farmland of 20m * 20m, the dark groove of excavation 30-80cm, every ditch groove width 2m, between the groove apart from 50-80cm, in every groove, spread 10～15 centimetres high rotten dry branches and fallen leaves and earth mixture (2 parts of volume dry branches and fallen leaves and 1 part of volume earth), dispenser earthworm in groove subsequently, dispenser density are every square metre of meal cupboard rubbish 0.3～0.5kg earthworm.Then the changing food waste behind de-oiling, the dechlorination sodium is spread on the earthworm, highly reaches 20-50cm.Give the insulation of heap body with straw screen or mat when temperature descends in the disposal process, spray water in disposing the farmland when temperature is too high, temperature is crossed when low and is covered disposal site with insulation with straw screen or mat, keeps temperature in the disposal site at 18～25 ℃, relative humidity 50～75%.Rainproof when raining with plastic sheeting.During early morning every day, earthworm runs out the changing food waste that proxima luce (prox. luc) adds, only remains wormcast this moment, and earthworm pierces among the mixture of rot dry branches and fallen leaves and earth, and wormcast is positioned at the mixture top of dry branches and fallen leaves and earth.Shovel out wormcast with forklift this moment, and the heap body of the wormcast that takes out being banked up into 2m * 2m * 2m carries out traditional simple compost, promptly makes plant growing nutrient soil after approximately banking up 2～4 days.Wormcast is made salmonella survival rate 99.99% in the plant growing nutrient soil; The enterovirus clearance is respectively 99.99%, respectively than conventional kitchen waste compost handle salmonella survival rate in the compost of back, enterovirus clearance high by 8%, 12%.Compare with the kitchen waste compost of routine, the N in the wormcast, P, K content all are significantly increased, and C/N, C/P also have obvious reduction simultaneously.Compare with conventional compost, earthworm is disposed organic carbon in the compost that obtains behind the changing food waste, total nitrogen, total phosphorus, always potassium amplification is respectively 13.46%, 100.38%, 32.17%, 44.54%.C/N, the C/P range of decrease are respectively 42.11%, 13.27%.Amino acid content sees Table 1 in the wormcast after tested.
Amino acid content in table 1 wormcast
M seq is collected the interior wormcast of disposal site after an action of the bowels, again by earthworm: changing food waste=1: (1.5～4) part weight in wet base mass ratio adds changing food waste in disposing the place, according to this circulation approximately after 80～85 days earthworm begin to lay eggs, earthworm pips after 7～10 days, and the weight of new earthworm is about 9～10 times of kind of earthworm.Take out 80～90% earthworm with forklift this moment, dries, pulverizing, granulation, produces animal protein feed.Bake out temperature is 70～100 ℃, smokes moisture 8～15% and gets final product, and pulverizes (50～100 order) subsequently, (particle diameter 2～5mm) is promptly made animal protein feed in granulation.Compare with producing pig feed, 1 ton of meal of the every disposal of the present invention cupboard rubbish profit is than producing the high 1.5～2.5 times of pig feed.
Claims (1)
1. one kind is utilized earthworm to dispose the method that changing food waste is produced animal protein feed, it is characterized in that:
A. changing food waste preliminary treatment
Earlier changing food waste is placed on remove bone, plastics, iron flask, rubble, bamboo let on the vibratory sieve after, changing food waste under will sieving is again sent into the continuous feeding/discharging type horizontal centrifuge that rotating speed is 2600～2900rmp, changing food waste is carried out de-oiling fat, the processing of dechlorination sodium, obtaining fat content is 1～8% of changing food waste wet weight, and sodium chloride content is 0.1～0.6% a changing food waste of changing food waste wet weight; Above-mentioned vibratory sieve sieve diameter is 2-3cm, amplitude 1-2cm up and down, and vibration frequency is 800～1000 times/minute;
B. dispose changing food waste with earthworm and produce animal protein feed
Earlier A being gone on foot pretreated changing food waste is laid in the disposal place, in disposing the place, broadcast sowing earthworm first day early morning then, broadcasting sowing density is that every square metre of changing food waste broadcasts sowing 0.3～0.5kg earthworm, and temperature is 18～25 ℃ in the maintenance disposal site, relative humidity 50～75%, earthworm begin to dispose changing food waste; Clear wormcast in the disposal site second day early morning with forklift, changing food waste after in the disposal place, adding preliminary treatment subsequently, according to earthworm: changing food waste=1: the ratio of (1.5～4) part wet weight ratio is carried out, clear wormcast in the disposal site the 3rd day early morning again with forklift, the changing food waste that in disposing the place, adds aforementioned proportion subsequently, repeat the cleaning of wormcast and the interpolation of changing food waste every day, earthworm begins to lay eggs after 80～85 days, the interpolation that stops the cleaning of wormcast and changing food waste is after 7～10 days, the earthworm that earthworm ovum hatching breeding makes new advances, the weight of new earthworm is to broadcast sowing 9～10 times of earthworm weight, take out 80～90% earthworm this moment with forklift, dry, pulverize, granulation obtains the animal protein feed of producing with earthworm;
C. the wormcast compost obtains plant growing nutrient soil
It is that the heap body of 2m～3m carries out compost that the wormcast that will clean out from disposal site every day is banked up into length, after banking up 2～4 days plant growing nutrient soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2008100401124A CN101305768B (en) | 2008-07-02 | 2008-07-02 | Method for producing animal protein feedstuff by processing restaurant garbage using angleworm |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100401124A CN101305768B (en) | 2008-07-02 | 2008-07-02 | Method for producing animal protein feedstuff by processing restaurant garbage using angleworm |
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| CN101305768A CN101305768A (en) | 2008-11-19 |
| CN101305768B true CN101305768B (en) | 2011-08-31 |
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423018A (en) * | 2011-12-19 | 2012-04-25 | 张家港市金洲农业科技发展有限公司 | Earthworm forage and preparation method thereof |
| CN102603379A (en) * | 2012-03-20 | 2012-07-25 | 中国环境科学研究院 | Processing method for organic solid waste |
| CN102898187A (en) * | 2012-11-09 | 2013-01-30 | 包效诚 | Method for treating household garbage by adopting earthworms |
| CN103222541B (en) * | 2013-05-27 | 2014-07-23 | 李鸿怡 | Preparation method and application of feed |
| TWI574924B (en) * | 2015-12-25 | 2017-03-21 | 遠東科技大學 | Method of manufacturing nature high potassium-content organic fertilizer from organic wastewater |
| CN105945031B (en) * | 2016-05-19 | 2018-02-09 | 湖南民兴智能科技有限公司 | A kind of Food waste treatment method |
| CN105772492B (en) * | 2016-05-19 | 2017-12-05 | 湖南民兴智能科技有限公司 | Restaurant garbage treating system |
| CN107897125A (en) * | 2017-11-16 | 2018-04-13 | 吴名根 | A kind of method using dealing with earthworm kitchen garbage |
| CN109174927A (en) * | 2018-10-23 | 2019-01-11 | 江苏大硕源环保科技有限公司 | A method of kitchen castoff is efficiently quickly dissolved using earthworm |
| CN110178800A (en) * | 2019-06-26 | 2019-08-30 | 铜仁职业技术学院 | The apparatus and method of the small-scale garden cultivation of earthworm are realized using house refuse |
| CN110946053A (en) * | 2019-12-26 | 2020-04-03 | 江苏大硕源环保科技有限公司 | Chili seedling culture medium and preparation method and application thereof |
| CN111410568A (en) * | 2020-04-17 | 2020-07-14 | 杨解定 | Low-salinity kitchen waste organic fertilizer composition and application thereof |
| CN113303292A (en) * | 2021-07-09 | 2021-08-27 | 杭州兴源环保设备有限公司 | Novel kitchen garbage insect-breeding integrated equipment |
| CN115971219A (en) * | 2022-12-22 | 2023-04-18 | 南开大学 | Full recycling method for earthworm metabolism kitchen waste |
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