CN102557370B - Method for treating biochemical sludge or poultry and livestock manure by using earthworm - Google Patents

Method for treating biochemical sludge or poultry and livestock manure by using earthworm Download PDF

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Publication number
CN102557370B
CN102557370B CN201210036053XA CN201210036053A CN102557370B CN 102557370 B CN102557370 B CN 102557370B CN 201210036053X A CN201210036053X A CN 201210036053XA CN 201210036053 A CN201210036053 A CN 201210036053A CN 102557370 B CN102557370 B CN 102557370B
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earthworm
biochemical sludge
dealing
ton bag
bed ton
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CN201210036053XA
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Chinese (zh)
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CN102557370A (en
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杨福根
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富阳市诚龙蚯蚓养殖有限公司
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Abstract

A method for treating biochemical sludge or poultry and livestock manure by using earthworm belongs to the technical field of earthworm reaction. The method comprises the steps of collecting biochemical sludge or poultry and livestock manure, and adding brown sugar, effective microorganisms (EM) and urea into the biochemical sludge or poultry and livestock manure; transporting the treated biochemical sludge or poultry and livestock manure from the first step to earthworm bed ton bags, and arranging the earthworm bed ton bags on the floor; putting earthworm fry including artificially-fed earthworms and wild earthworms in the earthworm bed ton bags; holding the temperature and humidity of the earthworm bed ton bags; separating the earthworms from the manure treated by using the earthworms; and using the treated manure for planting lawn, sward and raising matrix and greening landscape. The treated manure by the invention meets the standard of organic fertilizer by detection in center for quality supervision and test of fertilizer under the ministry of agriculture.

Description

A kind of method with the dealing with earthworm biochemical sludge
Technical field
The invention belongs to earthworm reaction technology field, be specifically related to a kind of method with the dealing with earthworm biochemical sludge.
Background technology
The biochemical sludge produced after biochemical treatment in papermaking municipal wastewater treatment plant, paper mill in city at present becomes new source of pollution.This type of biochemical sludge has following hazardness: 1. pathogen contamination: owing in mud, containing large amount of organic, easily decompose and rot, bring strong foul smell, follow a large amount of pathogenic agent (pathogenic micro-organism and parasite) of bringing.According to detection, in fresh sludge, exist thousands of kinds of pathogenic agent.These mud such as any stacking, will polluted-water and soil, causes food chain to infect, and finally to HUMAN HEALTH, brings harm; 2. excessive salt pollutes: in mud, due to the inorganics that exists suitable share, saltiness is higher, if rendered to inadequately in soil, can cause the specific conductivity of soil to increase, destroy the plant nutrient balance, suppress the absorption of plant nutrient, even can directly bring injury to root system of plant; 3. excessive nitrogen and phosphorus pollution: when in soil, organic nitrogen phosphorus decomposition rate is greater than the plant absorption rate, remains this part nitrogen phosphorus and will flow into water body, cause the eutrophication pollution of water body; 4. organic polymer pollutes: in sewage plant sludge, also contain and be difficult for degraded, long, large to harm organic polymer (as: polycyclic aromatic hydrocarbons, O-phthalic ester, dioxin, furans, polychlorobiphenyl, chlorobenzene, chlorophenol etc.) of toxic residue phase, these hazardous and noxious substances are if entered meeting serious environment pollution in water body and soil; 5. heavy metal contamination: in sewage treatment process, have 70%~90% heavy metal element to transfer in mud by absorption or precipitation.Because heavy metal has generally that solubleness is little, stable in properties, be difficult to remove, therefore genotoxic potential easily accumulates in crop and animal and human body.
In the suburb, rural area, the ight soil that plant produces does not process basically, so just can cause secondary pollution to environment simultaneously, so the ight soil that plant produces also becomes new source of pollution.
Summary of the invention
For the problem that prior art exists, the object of the invention is to design the technical scheme that a kind of method with the dealing with earthworm biochemical sludge is provided.
A kind of described method with the dealing with earthworm biochemical sludge is characterized in that comprising following processing step:
1) collect biochemical sludge, and in biochemical sludge per ton, add brown sugar 100~300 grams, EM bacterium 500~1500 grams and urea 50~150 grams;
2) biochemical sludge of processing through step 1) is delivered to earthworm bed ton bag, and in each earthworm bed ton bag, the dress biochemical sludge is 0.6~1 ton, then earthworm bed ton bag is arranged on place, and every mu of ground is placed 400~500 bags;
3) in each earthworm bed ton bag, throw in 7000~10000 earthworm seedlings, the earthworm seedling comprises artificial breeding earthworm and wild earthworm, and wherein wild earthworm accounts for 8~12% of the total bar amount of earthworm seedling;
4) keep 15~30 ℃ of the interior temperature of earthworm bed ton bag, humidity 62~79%;
5) after 30~60 days, earthworm is separated with the wormcast after dealing with earthworm;
6) wormcast after dealing with earthworm is for turf plant, turf, seedling medium and afforestation.
A kind of described method with the dealing with earthworm biochemical sludge, it is characterized in that in described step 1), biochemical sludge being collected in collection container, and the worm conveyor arranged by the collection container bottom is delivered to biochemical sludge in earthworm bed ton bag, carry simultaneously, in biochemical sludge per ton, add brown sugar, EM bacterium and urea.
A kind of described method with the dealing with earthworm biochemical sludge, is characterized in that in described step 1) adding in biochemical sludge per ton brown sugar 150~250 grams, EM bacterium 800~1200 grams and urea 80~120 grams.
A kind of described method with the dealing with earthworm biochemical sludge, is characterized in that in each earthworm bed ton bag, throwing in 7000~9000 earthworm seedlings in described step 3).
A kind of described method with the dealing with earthworm biochemical sludge, is characterized in that in described step 4) keeping 20~25 ℃ of the interior temperature of earthworm bed ton bag, humidity 65~75%.
A kind of described method with the dealing with earthworm biochemical sludge, is characterized in that after 40~50 days, earthworm being separated with the wormcast after dealing with earthworm in described step 5).
A kind of described method with the dealing with earthworm biochemical sludge, it is characterized in that in described step 5), earthworm bed ton bag being poured on vibratory screening apparatus, utilize vibratory screening apparatus to vibrate back and forth earthworm is separated with the wormcast after dealing with earthworm, the screen size of vibratory screening apparatus is 0.5~2mm.
In the present invention, the EM bacterium is buied from market, and it comprises the thread flora (anaerobies) of photosynthetic bacteria group (aerobic property and anaerobies), lactobacillus (anaerobies), yeast flora (aerobic property), Gram positive actinomycetes group (aerobic property) and fermentation system.The earthworm bed ton bag related in the present invention is the common ton bag of selling on market.
On the basis that the present invention is based on earthworm has in natural ecosystems promotion organic substance decomposition and inversion function and solid waste biological treatment, dispose, the biological treatment of the organic moiety in the biochemical sludge for domestic waste, city domestic sewage factory, paper mill grown up, the ight soil of plant, the technical scheme of disposal.
The present invention has not only utilized the digestion of engulfing of earthworm, and utilize the movable and special biological function of earthworm in biochemical sludge, fowl and animal excrement, accelerate the microbial activities in biochemical sludge and fowl and animal excrement, accelerate the decomposition and inversion of organic substance in biochemical sludge, fowl and animal excrement, change into wormcast.
In mesophytization mud of the present invention, adding brown sugar, EM bacterium and urea has the following advantages: 1) brown sugar is to allow biochemical sludge and fowl and animal excrement more be applicable to the growth of earthworm, because earthworm is liked sweet; 2) adding brown sugar and urea is to make the probiotic activitys such as bifidocaterium, milk-acid bacteria, genus bacillus, photosynthetic bacterium, yeast, actinomycetes and acetic bacteria in the EM bacterium better; 3) brown sugar, urea increase the nutrition in biochemical sludge and fowl and animal excrement; 4) add the EM bacterium and accelerate the microbial activities in biochemical sludge and fowl and animal excrement, fermentation, decomposition are sooner, more stable, palatability is better.
In the present invention, add artificial breeding and wild earthworm seedling, wherein wild earthworm is local the collection, the various climatopes, its resistibility in this place are strong, vivo and vitro has plurality of enzymes, can produce Multiple Antibodies because it adapts to very much, earthworm hybridization by wild earthworm and artificial breeding, turn out the earthworm that adaptive faculty is stronger, the more effective environment that improves biochemical sludge.
The earthworm seedling related in the present invention comprises peaceful No. two earthworms, Eisenia foetida, day tin Dula earthworm and William Pheretimatschiliensis.
The present invention utilizes earthworm bed ton bag to biochemical sludge individual curing in batches, and floor space is little, not damage to land, can not produce secondary pollution, give an offensive smell few, can change flexibly the place of processing, compare and reduced processing cost more than 30% with traditional open type dealing with earthworm mode.And the present invention utilizes earthworm bed ton bag to process, and moisture-heat preservation is effective, rain and sun, be convenient to earthworm and separate, be convenient to very much management, when biochemical sludge is processed, be convenient to the purification of earthworm seedling, rejuvenation, population diversity, turn out better seedling.
Wormcast after the dealing with earthworm obtained by the present invention detects in fertilizer quality supervision and inspection center of the Ministry of Agriculture, and it meets the standard of fertilizer.
Embodiment
Below in conjunction with embodiment, further illustrate the present invention.
Embodiment 1
1) biochemical sludge or fowl and animal excrement are collected in collection container, and the worm conveyor arranged by the collection container bottom is delivered to biochemical sludge or fowl and animal excrement in earthworm bed ton bag, carry simultaneously, in biochemical sludge per ton or fowl and animal excrement, add brown sugar 200 grams, EM bacterium 1000 grams and urea 100 grams, carry in each raw material and stir by worm conveyor; Wherein the large I of collection container is regulated according to the size in place, and that collection container is preferably is high 10 meters, the drum of 2 meters of diameters, and the drum bottom is provided with 4 meters long worm conveyors (being commonly called as auger).Fowl and animal excrement can be other the livestock poultry dung such as cow dung, pig manure; Biochemical sludge is paper mill, sewage work produce after biochemical treatment biochemical sludge.
2) biochemical sludge or the fowl and animal excrement through step 1), processed are delivered to earthworm bed ton bag, and in each earthworm bed ton bag, dress biochemical sludge or fowl and animal excrement are 0.8 ton, then earthworm bed ton bag is arranged on place, and every mu of ground is placed 450 bags.
3) in each earthworm bed ton bag, throw in 8000 earthworm seedlings (comprising peaceful No. two earthworms, Eisenia foetida, day tin Dula earthworm and William Pheretimatschiliensis), wherein contain 800 of wild earthworms (take Fuyang be example: wild earthworm is sky tin Dula earthworm and William Pheretimatschiliensis).
4) keep 25 ℃ of the interior temperature of earthworm bed ton bag, humidity 65%.
5) after 45 days, with fork truck or hydraulic car, earthworm bed ton bag is transported on vibratory screening apparatus (sieve diameter is 0.5mm) limit, earthworm bed ton bag is elevated to overhead 1.2 meters, again earthworm bed ton bag discharge port is opened, wormcast after earthworm and dealing with earthworm falls on vibratory screening apparatus, by vibratory screening apparatus vibratory screening back and forth, wormcast after earthworm and dealing with earthworm separates automatically, can repeatedly screen, and in screening, utilizes vibratory screening apparatus to make the earthworm purification and rejuvenation.
6) wormcast after dealing with earthworm is for turf plant, turf, seedling medium and afforestation.
The wormcast that embodiment 1 is obtained detects, it contains full nitrogen: 2.6, full phosphorus: 1.87, full potassium: 0.22, organic matter: 32, moisture content: 16, potential of hydrogen 6.7, cadmium: do not detect, mercury: 0.2, lead: 5, chromium: 3, arsenic: 2, all meet the standard of organic fertilizer.
Embodiment 2
1) biochemical sludge or fowl and animal excrement are collected in collection container, and the worm conveyor arranged by the collection container bottom is delivered to biochemical sludge or fowl and animal excrement in earthworm bed ton bag, carry simultaneously, in biochemical sludge per ton or fowl and animal excrement, add brown sugar 100 grams, EM bacterium 500 grams and urea 50 grams, carry in each raw material and stir by worm conveyor.Fowl and animal excrement can be other the livestock poultry dung such as cow dung, pig manure; Biochemical sludge is paper mill, sewage work produce after biochemical treatment biochemical sludge.
2) biochemical sludge or the fowl and animal excrement through step 1), processed are delivered to earthworm bed ton bag, and in each earthworm bed ton bag, dress biochemical sludge or fowl and animal excrement are 0.6 ton, then earthworm bed ton bag is arranged on place, and every mu of ground is placed 500 bags.
3) in each earthworm bed ton bag, throw in 5000 earthworm seedlings (comprising peaceful No. two earthworms, Eisenia foetida, day tin Dula earthworm and William Pheretimatschiliensis), wherein contain 400 of wild earthworms (take Fuyang be example: wild earthworm is sky tin Dula earthworm and William Pheretimatschiliensis).
4) keep 15 ℃ of the interior temperature of earthworm bed ton bag, humidity 62%.
5) after 30 days, with fork truck or hydraulic car, earthworm bed ton bag is transported on vibratory screening apparatus (sieve diameter is 1mm) limit, earthworm bed ton bag is elevated to overhead 1.2 meters, again earthworm bed ton bag discharge port is opened, wormcast after earthworm and dealing with earthworm falls on vibratory screening apparatus, by vibratory screening apparatus vibratory screening back and forth, wormcast after wormcast and dealing with earthworm separates automatically, can repeatedly screen, and in screening, utilizes vibratory screening apparatus to make the earthworm purification and rejuvenation.
6) wormcast after dealing with earthworm is for turf plant, turf, seedling medium and afforestation.
The wormcast that embodiment 2 is obtained detects, it contains full nitrogen: 3.6, full phosphorus: 1.97, full potassium: 0.21, organic matter: 35, moisture content: 15, potential of hydrogen 6.5, cadmium: do not detect, mercury: 0.1, lead: 6, chromium: 3, arsenic: 1, all meet the standard of organic fertilizer.
Embodiment 3
1) biochemical sludge or fowl and animal excrement are collected in collection container, and the worm conveyor arranged by the collection container bottom is delivered to biochemical sludge or fowl and animal excrement in earthworm bed ton bag, carry simultaneously, in biochemical sludge per ton or fowl and animal excrement, add brown sugar 300 grams, EM bacterium 1500 grams, urea 150 grams, carry in each raw material and stir by worm conveyor.Fowl and animal excrement can be other the livestock poultry dung such as cow dung, pig manure; Biochemical sludge is paper mill, sewage work produce after biochemical treatment biochemical sludge.
2) biochemical sludge or the fowl and animal excrement through step 1), processed are delivered to earthworm bed ton bag, and in each earthworm bed ton bag, dress biochemical sludge or fowl and animal excrement are 1 ton, then earthworm bed ton bag is arranged on place, and every mu of ground is placed 400 bags.
3) in each earthworm bed ton bag, throw in 10000 earthworm seedlings, wherein contain 1200 of wild earthworms.
4) keep 30 ℃ of the interior temperature of earthworm bed ton bag, humidity 79%.
5) after 60 days, with fork truck or hydraulic car, earthworm bed ton bag is transported on vibratory screening apparatus (sieve diameter is 3mm) limit, earthworm bed ton bag is elevated to overhead 1.2 meters, again earthworm bed ton bag discharge port is opened, wormcast after earthworm and dealing with earthworm falls on vibratory screening apparatus, by vibratory screening apparatus vibratory screening back and forth, wormcast after wormcast and dealing with earthworm separates automatically, can repeatedly screen, and in screening, utilizes vibratory screening apparatus to make the earthworm purification and rejuvenation.
6) material after dealing with earthworm is for turf plant, turf, seedling medium and afforestation.
The wormcast that embodiment 3 is obtained detects, it contains full nitrogen: 2.8, full phosphorus: 2.15, full potassium: 0.35, organic matter: 48, moisture content: 20, potential of hydrogen 6.4, cadmium: do not detect, mercury: 0.5, lead: 8, chromium: 2, arsenic: 3, all meet the standard of fertilizer.

Claims (4)

1. method with the dealing with earthworm biochemical sludge is characterized in that comprising following processing step:
1) collect biochemical sludge, and in biochemical sludge per ton, add brown sugar 150~250 grams, EM bacterium 800~1200 grams and urea 80~120 grams;
2) biochemical sludge of processing through step 1) is delivered to earthworm bed ton bag, and in each earthworm bed ton bag, the dress biochemical sludge is 0.6~1 ton, then earthworm bed ton bag is arranged on place, and every mu of ground is placed 400~500 bags;
3) in each earthworm bed ton bag, throw in 7000~9000 earthworm seedlings, the earthworm seedling comprises artificial breeding earthworm and wild earthworm, wherein wild earthworm accounts for 8~12% of the total bar amount of earthworm seedling, and described earthworm seedling comprises peaceful No. two earthworms, Eisenia foetida, day tin Dula earthworm and William Pheretimatschiliensis;
4) keep 15~30 ℃ of the interior temperature of earthworm bed ton bag, humidity 62~79%;
5) after 30~60 days, earthworm bed ton bag is poured on vibratory screening apparatus, utilizes vibratory screening apparatus to vibrate back and forth earthworm is separated with the wormcast after dealing with earthworm, the screen size of vibratory screening apparatus is 0.5~2mm;
6) wormcast after dealing with earthworm is for turf plant, turf, seedling medium and afforestation.
2. a kind of method with the dealing with earthworm biochemical sludge as claimed in claim 1, it is characterized in that in described step 1), biochemical sludge being collected in collection container, and the worm conveyor arranged by the collection container bottom is delivered to biochemical sludge in earthworm bed ton bag, carry simultaneously, in biochemical sludge per ton, add brown sugar, EM bacterium and urea.
3. a kind of method with the dealing with earthworm biochemical sludge as claimed in claim 1, is characterized in that in described step 4) keeping 20~25 ℃ of the interior temperature of earthworm bed ton bag, humidity 65~75%.
4. a kind of method with the dealing with earthworm biochemical sludge as claimed in claim 1, is characterized in that after 40~50 days, earthworm being separated with the wormcast after dealing with earthworm in described step 5).
CN201210036053XA 2012-02-17 2012-02-17 Method for treating biochemical sludge or poultry and livestock manure by using earthworm CN102557370B (en)

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