CN109261697A - A kind of method for processing kitchen waste - Google Patents

A kind of method for processing kitchen waste Download PDF

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Publication number
CN109261697A
CN109261697A CN201811127363.6A CN201811127363A CN109261697A CN 109261697 A CN109261697 A CN 109261697A CN 201811127363 A CN201811127363 A CN 201811127363A CN 109261697 A CN109261697 A CN 109261697A
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CN
China
Prior art keywords
rubbish
cooking
lattice
batch
fermentation tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201811127363.6A
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Chinese (zh)
Inventor
霍永洪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhaoqing Tujia Kitchen & Sanitary Co Ltd
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Zhaoqing Tujia Kitchen & Sanitary Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Zhaoqing Tujia Kitchen & Sanitary Co Ltd filed Critical Zhaoqing Tujia Kitchen & Sanitary Co Ltd
Priority to CN201811127363.6A priority Critical patent/CN109261697A/en
Publication of CN109261697A publication Critical patent/CN109261697A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00Destroying solid waste or transforming solid waste into something useful or harmless
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00Operations not covered by a single other subclass or by a single other group in this subclass

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The present invention relates to kitchen and bath's technical field, especially a kind of method for processing kitchen waste;First rubbish from cooking is drained;First rubbish from cooking is poured into the first lattice of fermentation tank;The first lattice toward fermentation tank pour into EM bacterium bacterium solution;After first rubbish from cooking temperature measuring reaches 30 degrees Celsius, second batch rubbish from cooking is poured into the second lattice of fermentation tank;And pour into Thermophilic Bacteria bacterium solution;After second batch rubbish from cooking temperature measuring reaches 60 degrees Celsius, third batch rubbish from cooking is poured into the third lattice of fermentation tank;And pour into Thermophilic Bacteria bacterium solution;Subsequent each batch rubbish from cooking is operated referring to step 5), until the lattice of whole fermentation tanks are occupied by rubbish from cooking;Rubbish heap temperature can be made to quickly rise to 60 degrees Celsius or more, accelerate course of fermentation;By high temperature and microbial balance, treated that material is substantially free of the harmful organisms such as harmful mushroom and roundworm egg for garbage disposal special bacteria.

Description

A kind of method for processing kitchen waste
Technical field
The present invention relates to kitchen and bath's technical field, especially a kind of method for processing kitchen waste.
Background technique
With the development of science and technology, occur apparatus for disposing of food waste now, it can be directly in kitchen just food waste rubbish Rubbish carries out fermentation process.Such as the DS-50 commercial style organic garbage disposal of the big environmentally friendly Co., Ltd's manufacture of tree (Shenzhen), it It can be by rubbish from cooking press dewatering, water-oil separating, biochemical treatment.The deficiencies in the prior art are: generally being given birth to using EM bacterium Object degradation, EM bacterium generally comprise photosynthetic bacteria, saccharomycete, lactic acid bacteria etc. beneficial to mushroom, and this kind of bacteriums are in garbage compost temperature Substantially dormant state can all be entered after reaching 45 degrees Celsius, it is no longer active, therefore cooling equipment is needed, so that compost temperature Control wastes energy in 30 degrees centigrades.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of processing method that compost can be carried out at 60 degrees Celsius, to Virus, germ, helminth, the insect larvae etc. in rubbish are removed, further by high fever convenient for the soil after fermentation.
The technical solution of the present invention is as follows:
A kind of method for processing kitchen waste, it is characterised in that: it the following steps are included:
1) first rubbish from cooking is drained;
2) first rubbish from cooking is poured into the first lattice of fermentation tank;
3) EM bacterium bacterium solution is poured into toward the first lattice of fermentation tank;
4) after first rubbish from cooking temperature measuring reaches 30 degrees Celsius, second batch rubbish from cooking is poured into fermentation tank In second lattice;And pour into Thermophilic Bacteria bacterium solution;
5) after second batch rubbish from cooking temperature measuring reaches 60 degrees Celsius, third batch rubbish from cooking is poured into fermentation tank In third lattice;And pour into Thermophilic Bacteria bacterium solution;
6) subsequent each batch rubbish from cooking is operated referring to step 5), until the lattice of whole fermentation tanks are accounted for by rubbish from cooking With;
7) rubbish from cooking of every batch of can be drawn off and pour into landfill area landfill after being put into fermentation tank 30 days, and half a year is Soil can be achieved.
Specifically, in the step 1), drained method are as follows: rubbish from cooking is placed on 20 mesh screens, wait sieve Net no longer drips.
Specifically, the fermentation tank includes a rectangular cement pit in the step 2), it is arranged in cement pit And cement pit is partitioned into independent lattice one by one by parallel multiple porous ceramic plates, porous ceramic plate.
Specifically, in the step 3), the EM bacterium bacterium solution is photosynthetic bacteria, saccharomycete, lactic acid bacteria ratio be 1: 1: 1 it is mixed Combined bacteria liquid, bacterial concentration are hundred million cfu/g of 100-1000, this concentration due to technical restriction, only can guarantee in specific implementation It substantially really can not accurately put within this range, the corresponding bacterium solution amount of the batch rubbish from cooking is 100 milli per ton It rises.
Specifically, in the step 4), the method for temperature measuring are as follows: surveyed using infrared radiation thermometer alignment rubbish from cooking center It is fixed.
Specifically, the Thermophilic Bacteria bacterium solution is mesophilic Acidithiobacillus thiooxidans, thermophilic sulphur sulfur oxide in the step 4) Change bacillus, Clostridium thermocellum, produce the thermophilic clostridium of hydrogen sulfide, Bu Luoji thermophilc anaerobe according to 1: 1: 1: 1: 1 ratio The mixed bacteria liquid of example mixing, bacterial concentration are 100,000,000,000 cfu/g, and the corresponding bacterium solution amount of the batch rubbish from cooking is per ton 200 Milliliter.
The working principle of the invention:
The rubbish from cooking of first batch is handled using traditional EM bacterium, and the energy generated is that subsequent Thermophilic Bacteria mentions A preferable living environment has been supplied, the Preliminary fermentation ability of Thermophilic Bacteria is improved, preceding batch rubbish from cooking is again by Thermophilic Bacteria The rubbish from cooking of subsequent batches provides the necessary hot environment of Thermophilic Bacteria existence.Since entire fermentation process does not all need to drop Temperature can save production cost, and hot environment further promotes the decomposition of various organic matters, the oxidation of inorganic matter.
Mesophilic Acidithiobacillus thiooxidans, prokaryotes, bacillus acidophilus belong to.Gram-negative, rod-shaped (0.4-0.6) x (1 ~2) it μm, can move, suitable growth temperature is generally between 42~55 DEG C, suitable initial pH=2.5.Chemautotrophy, specially Property it is aerobic, can oxidation of elemental sulfur and reduction-state inorganic sulphide.Various sulfide are enriched with, the generation of stench is reduced.
Thermophilic sulphur oxidation of sulfureted bacillus, Gram-positive, aerobic, acidophilus (most suitable starting pH 1.5~2: 5), inorganization energy Auxotype can generate endospore under certain growth stage and environmental condition.It can ferrous oxide, elementary sulfur and sulphide ore.
Clostridium thermocellum, energy decomposition of cellulose, but alcohol yied is lower.It is suitble to decompose the swills such as veterinary antibiotics.
The thermophilic clostridium of hydrogen sulfide, Bu Luoji thermophilc anaerobe are produced, amino acid and sugar are converted to acetic acid, second Alcohol, lactic acid, H2, CO2 and long chain fatty acids.
The above various bacteriums cooperations gradually decompose organic matter, minerals, the plant fiber etc. in rubbish from cooking or rich Collection, does not generate odorant, is convenient for subsequent garbage loading embeading, is also conducive to the rubbish soil after landfill.
The invention has the benefit that 1) rubbish heap temperature can be made to quickly rise to 60 degrees Celsius or more, accelerate fermentation Process.2) by high temperature and microbial balance, treated that material is substantially free of harmful mushroom and ascarid for garbage disposal special bacteria The harmful organisms such as worm's ovum.3) microorganism of garbage disposal special bacteria can decompose the organic substance for generating foul gas, and press down The growth of putrefactive microorganisms processed substantially improves the situation in garbage disposal place, reduces mosquitos and flies and multiplies.4) promote landfill soil Change and regenerated process;Reduce biogas and penetrating fluid pollution load of overflow.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
In figure, 1, cement pit;2, rubbish from cooking;3, porous ceramic plate.
Specific embodiment
Cause really can not accurately be put within this range, and the corresponding bacterium solution amount of the batch rubbish from cooking is per ton 100 milliliters.
Specifically, in the step 4), the method for temperature measuring are as follows: surveyed using infrared radiation thermometer alignment rubbish from cooking center It is fixed.
Specifically, the Thermophilic Bacteria bacterium solution is mesophilic Acidithiobacillus thiooxidans, thermophilic sulphur sulfur oxide in the step 4) Change bacillus, Clostridium thermocellum, produce the thermophilic clostridium of hydrogen sulfide, Bu Luoji thermophilc anaerobe according to 1: 1: 1: 1: 1 ratio The mixed bacteria liquid of example mixing, bacterial concentration are 100,000,000,000 cfu/g, and the corresponding bacterium solution amount of the batch rubbish from cooking is per ton 200 Milliliter.
The working principle of the invention:
The rubbish from cooking of first batch is handled using traditional EM bacterium, and the energy generated is that subsequent Thermophilic Bacteria mentions A preferable living environment has been supplied, the Preliminary fermentation ability of Thermophilic Bacteria is improved, preceding batch rubbish from cooking is again by Thermophilic Bacteria The rubbish from cooking of subsequent batches provides the necessary hot environment of Thermophilic Bacteria existence.Since entire fermentation process does not all need to drop Temperature can save production cost, and hot environment further promotes the decomposition of various organic matters, the oxidation of inorganic matter.
Mesophilic Acidithiobacillus thiooxidans, prokaryotes, bacillus acidophilus belong to.Gram-negative, rod-shaped (0.4-0.6) x (1 ~2) it μm, can move, suitable growth temperature is generally between 42~55 DEG C, suitable initial pH=2.5.Chemautotrophy, specially Property it is aerobic, can oxidation of elemental sulfur and reduction-state inorganic sulphide.Various sulfide are enriched with, the generation of stench is reduced.
Thermophilic sulphur oxidation of sulfureted bacillus, Gram-positive, aerobic, acidophilus (most suitable starting pH 1.5~2: 5), inorganization energy Auxotype can generate endospore under certain growth stage and environmental condition.It can ferrous oxide, elementary sulfur and sulphide ore.
Clostridium thermocellum, energy decomposition of cellulose, but alcohol yied is lower.It is suitble to decompose the swills such as veterinary antibiotics.
The thermophilic clostridium of hydrogen sulfide, Bu Luoji thermophilc anaerobe are produced, amino acid and sugar are converted to acetic acid, second Alcohol, lactic acid, H2, CO2 and long chain fatty acids.
The above various bacteriums cooperations gradually decompose organic matter, minerals, the plant fiber etc. in rubbish from cooking or rich Collection, does not generate odorant, is convenient for subsequent garbage loading embeading, is also conducive to the rubbish soil after landfill.
The invention has the benefit that 1) rubbish heap temperature can be made to quickly rise to 60 degrees Celsius or more, accelerate fermentation Process.2) by high temperature and microbial balance, treated that material is substantially free of harmful mushroom and ascarid for garbage disposal special bacteria The harmful organisms such as worm's ovum.3) microorganism of garbage disposal special bacteria can decompose the organic substance for generating foul gas, and press down The growth of putrefactive microorganisms processed substantially improves the situation in garbage disposal place, reduces mosquitos and flies and multiplies.4) promote landfill soil Change and regenerated process;Reduce biogas and penetrating fluid pollution load of overflow.
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing:
As shown in Figure 1, a kind of method for processing kitchen waste, it the following steps are included:
1) first rubbish from cooking is drained;
2) first rubbish from cooking is poured into the first lattice of fermentation tank;
3) EM bacterium bacterium solution is poured into toward the first lattice of fermentation tank;
4) after first rubbish from cooking temperature measuring reaches 30 degrees Celsius, second batch rubbish from cooking is poured into fermentation tank In second lattice;And pour into Thermophilic Bacteria bacterium solution;
5) after second batch rubbish from cooking temperature measuring reaches 60 degrees Celsius, third batch rubbish from cooking is poured into fermentation tank In third lattice;And pour into Thermophilic Bacteria bacterium solution;
6) subsequent each batch rubbish from cooking is operated referring to step 5), until the lattice of whole fermentation tanks are accounted for by rubbish from cooking With;
7) rubbish from cooking of every batch of can be drawn off and pour into landfill area landfill after being put into fermentation tank 30 days, and half a year is Soil can be achieved.
In the step 1), drained method are as follows: rubbish from cooking is placed on 20 mesh screens, is no longer dripped to sieve Water.
In the step 2), the fermentation tank includes a rectangular cement pit, is arranged in cement pit and parallel Multiple porous ceramic plates, cement pit is partitioned into independent lattice one by one by porous ceramic plate.
In the step 3), the mixed bacteria liquid that the EM bacterium bacterium solution is photosynthetic bacteria, saccharomycete, lactic acid bacteria ratio are 1: 1: 1, Its bacterial concentration is hundred million cfu/g of 100-1000, this concentration only can guarantee substantially in specific implementation due to technical restriction at this It really can not accurately be put into a range, the corresponding bacterium solution amount of the batch rubbish from cooking is 100 milliliters per ton.
In the step 4), the method for temperature measuring are as follows: measured using infrared radiation thermometer alignment rubbish from cooking center.
In the step 4), the Thermophilic Bacteria bacterium solution be mesophilic Acidithiobacillus thiooxidans, thermophilic sulphur oxidation of sulfureted bacillus, Clostridium thermocellum, produce the thermophilic clostridium of hydrogen sulfide, Bu Luoji thermophilc anaerobe is mixed according to 1: 1: 1: 1: 1 ratio Mixed bacteria liquid, bacterial concentration are 100,000,000,000 cfu/g, and the corresponding bacterium solution amount of the batch rubbish from cooking is 200 milliliters per ton.
Content of organics survey is carried out to untreated rubbish from cooking, the present invention treated rubbish from cooking and normal soil It is fixed.Measuring method are as follows: dry determinand and crucible at 105 degrees Celsius, quality is greater than 4 grams after determinand is dry.Crucible weighing G1 takes 2 grams of determinands to be put into crucible, and weigh G2, and it is small that the crucible equipped with determinand is put into 550 degrees Celsius of Muffle furnace calcinations 2 When, 300 degrees Celsius are down to in-furnace temperature and is taken out one by one, are down to 70 degrees Celsius and are weighed as G3, the content of organics of determinand= 100%- (G3-G1)/(G2-G1) * 100%.
As seen from the above table, the present invention treated rubbish from cooking illustrates to ferment thorough substantially close to the content of organics of soil Bottom and suitable soil.
The above embodiments and description only illustrate the principle of the present invention and most preferred embodiment, is not departing from this Under the premise of spirit and range, various changes and improvements may be made to the invention, these changes and improvements both fall within requirement and protect In the scope of the invention of shield.

Claims (6)

1. a kind of method for processing kitchen waste, it is characterised in that: it the following steps are included:
1) first rubbish from cooking is drained;
2) first rubbish from cooking is poured into the first lattice of fermentation tank;
3) EM bacterium bacterium solution is poured into toward the first lattice of fermentation tank;
4) after first rubbish from cooking temperature measuring reaches 30 degrees Celsius, second batch rubbish from cooking is poured into the second of fermentation tank In lattice;And pour into Thermophilic Bacteria bacterium solution;
5) after second batch rubbish from cooking temperature measuring reaches 60 degrees Celsius, third batch rubbish from cooking is poured into the third of fermentation tank In lattice;And pour into Thermophilic Bacteria bacterium solution;
6) subsequent each batch rubbish from cooking is operated referring to step 5), until the lattice of whole fermentation tanks are occupied by rubbish from cooking;
7) rubbish from cooking of every batch of can be drawn off and pour into landfill area landfill after being put into fermentation tank 30 days, and half a year can be real Existing soil.
2. a kind of method for processing kitchen waste according to claim 1, it is characterised in that: in the step 1), drain water The method divided are as follows: rubbish from cooking is placed on 20 mesh screens, is no longer dripped to sieve.
3. a kind of method for processing kitchen waste according to claim 2, it is characterised in that: described in the step 2) Fermentation tank includes a rectangular cement pit, and multiple porous ceramic plates in cement pit and parallel, porous ceramic plate is arranged in Cement pit is partitioned into independent lattice one by one.
4. a kind of method for processing kitchen waste according to claim 3, it is characterised in that: in the step 3), the EM The mixed bacteria liquid that bacterium bacterium solution is photosynthetic bacteria, saccharomycete, lactic acid bacteria ratio are 1: 1: 1, bacterial concentration are hundred million cfu/ of 100-1000 G, the corresponding bacterium solution amount of the batch rubbish from cooking are 100 milliliters per ton.
5. a kind of method for processing kitchen waste according to claim 4, it is characterised in that: in the step 4), temperature is surveyed Fixed method are as follows: measured using infrared radiation thermometer alignment rubbish from cooking center.
6. a kind of method for processing kitchen waste according to claim 5, it is characterised in that: described thermophilic in the step 4) Hot bacterium bacterium solution is mesophilic Acidithiobacillus thiooxidans, thermophilic sulphur oxidation of sulfureted bacillus, Clostridium thermocellum, produces the thermophilic fusiform bud of hydrogen sulfide The mixed bacteria liquid that spore bacillus, Bu Luoji thermophilc anaerobe are mixed according to 1: 1: 1: 1: 1 ratio, bacterial concentration are 100,000,000,000 Cfu/g, the corresponding bacterium solution amount of the batch rubbish from cooking are 200 milliliters per ton.
CN201811127363.6A 2018-09-26 2018-09-26 A kind of method for processing kitchen waste Withdrawn CN109261697A (en)

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CN201811127363.6A CN109261697A (en) 2018-09-26 2018-09-26 A kind of method for processing kitchen waste

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Application Number Priority Date Filing Date Title
CN201811127363.6A CN109261697A (en) 2018-09-26 2018-09-26 A kind of method for processing kitchen waste

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111922035A (en) * 2020-07-16 2020-11-13 重庆智禾环境科技有限责任公司 Device for collecting and conveying kitchen waste and method for treating kitchen waste
CN112077121A (en) * 2020-09-03 2020-12-15 蛋壳城矿环保科技发展(广州)有限公司 Ultrahigh-temperature microbial treatment method for kitchen waste

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111922035A (en) * 2020-07-16 2020-11-13 重庆智禾环境科技有限责任公司 Device for collecting and conveying kitchen waste and method for treating kitchen waste
CN112077121A (en) * 2020-09-03 2020-12-15 蛋壳城矿环保科技发展(广州)有限公司 Ultrahigh-temperature microbial treatment method for kitchen waste
CN112077121B (en) * 2020-09-03 2021-05-25 蛋壳城矿环保科技发展(广州)有限公司 Ultrahigh-temperature microbial treatment method for kitchen waste

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