CN110395863A - A kind of earthworm reactor and its method of recycling sludge processing - Google Patents
A kind of earthworm reactor and its method of recycling sludge processing Download PDFInfo
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- CN110395863A CN110395863A CN201910694324.2A CN201910694324A CN110395863A CN 110395863 A CN110395863 A CN 110395863A CN 201910694324 A CN201910694324 A CN 201910694324A CN 110395863 A CN110395863 A CN 110395863A
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- 241000361919 Metaphire sieboldi Species 0.000 title claims abstract description 120
- 239000010802 sludge Substances 0.000 title claims abstract description 84
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000012545 processing Methods 0.000 title claims description 12
- 238000004064 recycling Methods 0.000 title abstract description 6
- 239000000706 filtrate Substances 0.000 claims abstract description 33
- 210000003608 fece Anatomy 0.000 claims abstract description 19
- 239000004744 fabric Substances 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 14
- 239000004576 sand Substances 0.000 claims abstract description 14
- 239000002023 wood Substances 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims abstract description 12
- 230000000050 nutritive effect Effects 0.000 claims abstract description 12
- 239000000047 product Substances 0.000 claims abstract description 11
- 230000000153 supplemental effect Effects 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 60
- 238000009423 ventilation Methods 0.000 claims description 19
- 238000005276 aerator Methods 0.000 claims description 10
- 238000010564 aerobic fermentation Methods 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims description 5
- 241000243686 Eisenia fetida Species 0.000 claims description 4
- 239000002068 microbial inoculum Substances 0.000 claims description 4
- 230000003716 rejuvenation Effects 0.000 claims description 4
- 239000002356 single layer Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
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- 239000003895 organic fertilizer Substances 0.000 abstract description 2
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- 238000005516 engineering process Methods 0.000 description 4
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- 230000004151 fermentation Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010921 garden waste Substances 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000009265 vermicomposting Methods 0.000 description 3
- 244000221633 Brassica rapa subsp chinensis Species 0.000 description 2
- 235000010149 Brassica rapa subsp chinensis Nutrition 0.000 description 2
- 239000002361 compost Substances 0.000 description 2
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- 239000007921 spray Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004382 Amylase Substances 0.000 description 1
- 108010065511 Amylases Proteins 0.000 description 1
- 102000013142 Amylases Human genes 0.000 description 1
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- 101150099105 alien gene Proteins 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 235000019418 amylase Nutrition 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a kind of methods that earthworm reactor and its recycling sludge are handled, including reactor main box, and inhabit bed positioned at the intracorporal Treatment of Sludge case of reactor main tank and earthworm；Earthworm inhabites the lower section that bed is located at Treatment of Sludge case, wood shavings sawdust isolation filter layer, powder sawdust isolation filter layer, monofilament filter cloth layer, grains of sand supplemental layers, wormcast body layer and the decomposed cow dung nutritive layer being laid with upwards in turn including autoreactor main box bottom；The reactor square for folding is equipped at the top of reactor main box, bottom sides are equipped with Filtrate collection device, collect the filtrate filtered down out of reactor by pipeline.Treatment of Sludge upper box part opening, bottom are in contact with decomposed cow dung nutritive layer, and are provided with the hole that one group of diameter is 2-6mm, facilitate earthworm to enter and carry out feeding in Treatment of Sludge case.Earthworm reactor of the present invention being capable of a large amount of finished product earthworm of output, high quality wormcast organic fertilizer and earthworm filtrate.
Description
Technical field
The present invention relates to Treatment of Sludge and the method for resource utilization, a kind of novel earthworm reactor and benefit are especially related to
The method for carrying out recycling sludge processing with it.
Background technique
Currently, the scale of sludge of sewage treatment plant is increasing, pathogen, heavy metal and persistence may be contained in sludge
The poisonous and harmful substances such as organic matter are easy to cause secondary pollution to environment such as underground water, soil, air, form huge life
State environmental pressure.It the use of landfill, burning, compost, hot fermentation, biogas project mode is universal to sludge progress harmless treatment
The method of disposal of use, but the methods of fill, burn processing sludge while be easy to cause secondary pollution, compost, hot fermentation,
The fermentation final material that biogas project mode handles sludge, which remains on, thoroughly to degrade sludge.Earthworm is a kind of with environment
Defencive function animal, the harmless biological processing technique based on earthworm are very promising sustainable environmental protection treatment technologies.Sludge
By being converted under the action of protease of the digestive system of earthworm in earthworm enteron aisle, lipolytic enzyme, cellulase, amylase
For the active material that itself or other biological are easy to utilize, a huge sum of money in sludge is reduced to enrichment of heavy metal etc. by earthworm
The environmental hazard of category, while the earthworm protein matter generated and amino acid etc. will not generate secondary pollution to environment, thus can be more
Efficiently and thoroughly realize sewage sludge harmlessness.But presence takes up a large area, handles existing dealing with earthworm sludge technology mostly
The problems such as low efficiency, foul smell diffusion and mosquito breed, so that the popularization of dealing with earthworm sludge receives very big obstruction.
Summary of the invention
Goal of the invention: for dealing with earthworm period existing in the prior art it is long, take up a large area, mosquito breeds and foul smell
The problems such as, this application provides a kind of novel earthworm reactor and the methods for carrying out recycling sludge processing using it.The dress
It sets and the characteristics of the physicochemical property of method combination sludge, dealing with earthworm and the physiological habit of earthworm carries out Treatment of Sludge, has
It is primary to launch 20 batch of earthworm continuous processing and the above sludge, treatment effeciency height, a variety of sludge, wormcast and finished product earthworm be handled
Earthworm is convenient for the features such as collecting.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is as follows:
A kind of earthworm reactor, including reactor main box, and be located at the intracorporal Treatment of Sludge case of reactor main tank and
Earthworm inhabites bed；The earthworm inhabites the lower section that bed is located at Treatment of Sludge case, including autoreactor main box bottom is upwards in turn
Filter layer, monofilament filter cloth layer, grains of sand supplemental layers, wormcast main body is isolated in wood shavings sawdust isolation filter layer, the powder sawdust of laying
Layer and decomposed cow dung nutritive layer；
The reactor square for folding is equipped at the top of the reactor main box, bottom sides are equipped with filtrate and collect dress
It sets, the earthworm filtrate filtered down out of reactor is collected by pipeline.
The Treatment of Sludge upper box part opening, bottom are in contact with decomposed cow dung nutritive layer, and being provided with one group of diameter is 2-
The hole of 6mm facilitates earthworm to enter and carries out feeding in Treatment of Sludge case, while pending mud and earthworm nature being separated
From, avoid for a long time rest in noxious material.
Further, wormcast body layer bottom be equipped with ventilation pipe, the external aerator of ventilation pipe, and
It is provided with stomata on ventilation pipe, provides oxygen and movable attachment surface for earthworm, increases earthworm environmental carrying capacity and earthworm active.
Further, the earthworm reactor can combine carry out using；When combination, gone here and there on every ventilation pipe (6)
It is associated with one group of earthworm reactor, ventilation pipe (6) sequentially passes through the inside of earthworm reactor；The ventilation pipe of every group of reactor
(6) pass through common aeration tube (13) connection aerator (12)；The Filtrate collection device (11) of every group of reactor passes through public
Percolate collection tubes (15) connect filtrate holding vessel (14).For handling more sludge simultaneously when combination.
Specifically, the reactor main box diameter is 15-70cm, a height of 25-50cm, wall thickness 0.5-4mm；The dirt
Mud treatment box diameter is 26-66cm, high 5-25cm, wall thickness 0.5-4mm.Reactor main tank shape can be cylinder, can also
To be polygon cylinder.
Specifically, the wood shavings sawdust isolation filter layer is filled with the wood shavings sawdust with a thickness of 1-3cm；The powder sawdust
Filter layer is isolated filled with the powder sawdust with a thickness of 1-3cm；The monofilament filter cloth layer is single layer monofilament filter cloth；The grains of sand are mended
Layer is filled filled with the fine sand grain with a thickness of 0.5-2cm；The wormcast body layer is filled with a thickness of 5-9cm wormcast；It is described
The cow dung that decomposed cow dung nutritive layer is filled with a thickness of 0.5-2cm.Wood shavings sawdust and powder sawdust can be to Vermicomposting processes
The earthworm filtrate of middle generation is filtered, and filtered earthworm filtrate is good natural soil conditioner and insecticide.Single layer
The earthworm filtrate generated during monofilament filter cloth filtering Vermicomposting prevents earthworm from escaping downwards simultaneously.The isolation of wood shavings sawdust
So that reactor bottom space is possessed bigger air containment under the collective effect of layer, powder sawdust separation layer and monofilament filter cloth layer, mentions
High earthworm active.The fineness modulus of fine sand grain is 2.2~1.6, enters body cavity convenient for newly breeding earthworm fine sand grain of eating, helps it
Autodigestion food improves processing speed.Wormcast is improved in reactor to provide the living environment of the most comfortable to earthworm
Earthworm saturation and earthworm survival rate, and make newly to put into earthworm and adapt to environment in reactor as early as possible and start Reproductive development.Ox
Excrement provides food before starting to process sludge for earthworm Reproductive development.Grains of sand supplemental layers, wormcast body layer and decomposed cow dung
Nutritive layer provides optimal living environment and material conditions for dealing with earthworm sludge, can greatly improve earthworm under collective effect
Handle the rate of sludge.
Preferably, the reactor square is the ventilative gauze of 15 mesh, and mosquito in treatment process can be prevented to fly into reactor
Interior oviposition procreation, effectively solves the mosquito growth problems in dealing with earthworm sludge process.
The present invention further provides the methods of above-mentioned earthworm reactor for treatment sludge, comprising the following steps:
(1) conditioner is added into sludge to be processed, then adds aerobic thermophilic microbial inoculum and is uniformly mixed, under field conditions (factors)
It carries out aerobic fermentation decomposed 5~9 days；
(2) investment adult band Eisenia Foetida 0.2-0.45kg in bed is inhabited in earthworm, by the corruption of step (1) aerobic fermentation
Sludge after ripe is stirred to dissipate and is uniformly put into Treatment of Sludge case later, is then charged into reactor main box, Treatment of Sludge bottom portion
It inhabites bed with earthworm to completely attach to, earthworm can pierce carry out feeding by Treatment of Sludge bottom portion hole；
(3) it after the sludge in Treatment of Sludge case is completely converted into wormcast, takes out Treatment of Sludge case and collects earthworm
Excrement and finished product earthworm collect earthworm filtrate, carry out next period treatment.
In step (1), garden waste after the conditioner is cow dung and crushes, additional amount is respectively pending mud weight
The 10~20% of amount.Moisture content, porosity and sludge earthworm palatability that conditioner is used for conditioning of mud is added, is pre-treatment
It must step.
In step (2), will be decomposed after sludge stir dissipate after uniformly be packed into Treatment of Sludge case be to give dealing with earthworm mistake
Journey provides more spaces and oxygen, research find to stir pending mud it is scattered after more efficient, earthworm of uniformly paving dealing with earthworm
It is lost smaller.
In step (3), the Treatment of Sludge case after wormcast and finished product earthworm is collected and has refilled new dirt to be processed
Mud simultaneously puts back to reactor, carries out next period Treatment of Sludge.
Because earthworm is easy the inbreeding in reactor earthworm is caused to degenerate in reactor, 20 period of continuous processing
Earthworm 0.1-0.35kg after adding rejuvenation after from end to reactor, earthworm is that earthworm population dynamicss mention in reactor after adding rejuvenation
For alien gene, earthworm population dynamicss vigor in reactor is kept.
The utility model has the advantages that
1, earthworm structure of reactor of the present invention is reasonable, and occupied area is small, treatment effeciency is high, and can pass through multiple reactors
Splicing is to handle biggish sludge quantity, the primary sludge launched earthworm and be capable of 20 batch of continuous processing or more, while wormcast,
The products such as earthworm filtrate and finished product earthworm are collected more convenient, additionally it is possible to effectively the foul smell in dealing with earthworm sludge process be avoided to expand
It dissipates and mosquito growth problems.
2, method for sludge treatment of the present invention is adapted to multiple types Treatment of Sludge, does not generate secondary pollution；It can greatly improve
Earthworm active reduces earthworm loss, a large amount of finished product earthworm of output, high quality wormcast organic fertilizer and earthworm filtrate；Investment and
Operating cost is low, adaptation is wide, and economic benefit, environmental benefit and social benefit are good.
Detailed description of the invention
The present invention is done with reference to the accompanying drawings and detailed description and is further illustrated, of the invention is above-mentioned
And/or otherwise advantage will become apparent.
Fig. 1 is the structural schematic diagram of earthworm reactor of the present invention.
Fig. 2 is the structural schematic diagram that multiple earthworm combination of reactors handle sludge.
Wherein, each appended drawing reference respectively represents: 1 reactor square；2 reactor main boxes；3 Treatment of Sludge casees；4 decomposed oxen
Excrement nutritive layer；5 wormcast body layers；6 ventilation pipes；7 grains of sand supplemental layers；8 monofilament filter cloth layers；Filter layer is isolated in 9 powder sawdusts；
Filter layer is isolated in 10 wood shavings sawdusts；11 Filtrate collection devices；12 aerators；13 aeration tubes；14 filtrate holding vessels；15 filtrates are received
Collector.
Specific embodiment
According to following embodiments, the present invention may be better understood.
Structure depicted in Figure of description, ratio, size etc., only to cooperate the revealed content of specification, with
Understand for those skilled in the art and read, be not intended to limit the invention enforceable qualifications, therefore does not have technically
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size can be generated not influencing the present invention
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents can cover.Meanwhile
Cited such as "upper", "lower", "front", "rear", " centre " term in this specification are merely convenient to being illustrated for narration, and
It is non-that to limit the scope of the invention, relativeness is altered or modified, under the content of no substantial changes in technology, when
Also it is considered as the enforceable scope of the present invention.
Embodiment 1
As shown in Figure 1, the earthworm reactor, including reactor main box 2, and the dirt in reactor main box 2
Mud treatment box 3 and earthworm inhabit bed.Reactor main box 2 is the cylindrical-shaped structure of acrylic material, and diameter 20cm is a height of
40cm, wall thickness 2mm；3 diameter of Treatment of Sludge case is 17cm, and high 8cm, wall thickness 2mm, bottom is provided with the hole of 50 5mm.Earthworm
Inhabiting bed includes wood shavings sawdust isolation filter layer 10, the isolation of powder sawdust that 2 bottom of autoreactor main box is laid with upwards in turn
Filter layer 9, monofilament filter cloth layer 8, grains of sand supplemental layers 7, wormcast body layer 5 and decomposed cow dung nutritive layer 4.Reactor main box
2 tops are equipped with the reactor square 1 for folding, and bottom sides are equipped with Filtrate collection device 11.Earthworm percolate passes through monofilament
Filtrate collection device 11 is flowed into after the filtering of filter layer of cloth 8, powder sawdust isolation filter layer 9 and wood shavings sawdust isolation filter layer 10
It is interior.5 bottom of wormcast body layer is equipped with 36# silicon rubber ventilation pipe 6, the external aerator of the ventilation pipe 6, and snorkel
Stomata is provided on road.
Filter layer 10 is isolated filled with the wood shavings sawdust with a thickness of 2cm in wood shavings sawdust.Powder sawdust is isolated filter layer 9 and is filled
There is the powder sawdust with a thickness of 2cm.Monofilament filter cloth layer 8 is single layer monofilament filter cloth.Grains of sand supplemental layers 7 are filled with a thickness of 1cm's
Fine sand grain, fineness modulus are 2.2~1.6.Wormcast body layer 5 is filled with a thickness of 10cm wormcast, passes through cow dung and stalk
It is generated after mixing Vermicomposting.Decomposed cow dung nutritive layer 4 be filled with a thickness of 2cm it is fermented it is decomposed after cow dung.To reactor
Interior earthworm inhabites the 4th layer of investment adult band Eisenia Foetida 0.5kg of wormcast body layer 5 of bed, surface water spray and snorkel
Start to ventilate after external aerator.
Garden waste after 85% sludge of moisture content is added conditioner cow dung and crushes, additional amount is respectively pending mud
The 20% of weight and 10%, then add aerobic thermophilic microbial inoculum and be uniformly mixed, the decomposed pre- place of aerobic fermentation is carried out under field conditions (factors)
Reason 7 days.Sludge after spontaneous fermentation decomposed 7 days is stirred to scatter and is uniformly spread in Treatment of Sludge case, spreads mud with a thickness of 6cm.It will be dirty
Mud treatment box is put into earthworm in reactor body and inhabites on bed.One terminates for process cycle 7 days, takes out reaction chamber and collects reaction
Wormcast, finished product earthworm in case and the filtrate in filtrate box.Test to obtain wormcast moisture content 51%, the content of organic matter by
44.7% is down to 37.2%, and output wormcast gross mass is put into sludge quality 47%, collects adult earthworm 0.13kg, collects
Earthworm filtrate 90ML after to filtering.Kind is measured after being utilized respectively untreated sludge and the wormcast culture pakchoi seed that is collected into
Sub- germination index GI is respectively 27.6% and 56.7%.
Embodiment 2
As shown in Fig. 2, multiple earthworm reactors are combined by a public ventilation pipe 6, on every ventilation pipe 6
It is in series with one group of earthworm reactor, ventilation pipe 6 sequentially passes through the inside of earthworm reactor；The ventilation pipe 6 of every group of reactor
Aerator 12 is connected by common aeration tube 13；The Filtrate collection device 11 of every group of reactor is collected by common filtrate
Pipe 15 connects filtrate holding vessel 14.Treatment of Sludge is carried out indoors, and 20 earthworm reactors are passed through into ventilation with 10 for one group
After pipeline 6 is serially connected, then by the connection aerator 12 of aeration tube 13, the Filtrate collection device 11 of reactor is passed through public
Percolate collection tubes 15 connect filtrate holding vessel 14.Control 25-28 DEG C of room temperature, humidity 60%-75%.
Into all reactors, earthworm inhabites the 4th layer (wormcast body layer) investment adult band Eisenia Foetida of bed
0.5kg, surface, which sprays water and opens external aerator, to be started to ventilate.
Moisture percentage in sewage sludge is 85% total 20kg, and garden waste 2kg after conditioner cow dung 4kg is added and crushes is added
It is uniformly mixed after oxygen is thermophilic microbial inoculum, the decomposed pretreatment of aerobic fermentation 7 days under natural conditions, turning is primary on day 4.After decomposed
Sludge, which stirs, to scatter, and uniformly spreads in each Treatment of Sludge case, spreads mud with a thickness of 6cm.Treatment of Sludge case is put into reactor master
Internal earthworm inhabites on bed.One terminates for process cycle 8 days, takes out all sludge reaction casees and collects the earthworm in reaction chamber
Filtrate in excrement, finished product earthworm and filtrate box.Wormcast 10.96kg is collected altogether, earthworm filtrate after grow up earthworm 2.47kg, filtering
1.79L, output wormcast gross mass are put into sludge and conditioner gross mass 42.15%.Test wormcast moisture content is
48.92%, the content of organic matter is down to 36.30% by 44.73%.After one process cycle, it is put into reactor new
Treatment of Sludge case equipped with pending mud carries out next process cycle, and continuous processing is thrown after 20 period into each reactor
Adult earthworm 0.2kg after adding rejuvenation, avoids earthworm from degenerating.The wormcast culture for being utilized respectively untreated sludge and being collected into is small
It is respectively 27.6% and 55.3% that seed germination index GI is measured after Chinese cabbage seed.
It is specific real the present invention provides the thinking and method of a kind of method that earthworm reactor and its recycling sludge are handled
Now there are many method of the technical solution and approach, the above is only a preferred embodiment of the present invention, it is noted that for this
For the those of ordinary skill of technical field, without departing from the principle of the present invention, several improvement and profit can also be made
Decorations, these modifications and embellishments should also be considered as the scope of protection of the present invention.Each component part being not known in the present embodiment is available
The prior art is realized.
Claims (10)
1. a kind of earthworm reactor, which is characterized in that including reactor main box (2), and be located in reactor main box (2)
Treatment of Sludge case (3) and earthworm inhabit bed；The earthworm inhabites the lower section that bed is located at Treatment of Sludge case (3), including autoreaction
Filter layer (10), powder sawdust isolation filter layer (9), list is isolated in the wood shavings sawdust that device main box (2) bottom is laid with upwards in turn
Silk filter layer of cloth (8), grains of sand supplemental layers (7), wormcast body layer (5) and decomposed cow dung nutritive layer (4)；
The reactor square (1) for folding is equipped at the top of the reactor main box (2), bottom sides are equipped with filtrate and collect dress
Set (11)；
Treatment of Sludge case (3) upper opening, bottom are in contact with decomposed cow dung nutritive layer (4), and are provided with one group of diameter and are
The hole of 2-6mm.
2. earthworm reactor according to claim 1, which is characterized in that wormcast body layer (5) bottom is equipped with logical
Feed channel (6), the external aerator of the ventilation pipe (6) (12), and stomata is provided on ventilation pipe (6).
3. earthworm reactor according to claim 2, which is characterized in that be in series with one group of earthworm on every ventilation pipe (6)
Earthworm reactor, ventilation pipe (6) sequentially pass through the inside of earthworm reactor；The ventilation pipe (6) of every group of reactor passes through public
Aeration tube (13) connect aerator (12)；The Filtrate collection device (11) of every group of reactor passes through common percolate collection tubes
(15) filtrate holding vessel (14) are connected.
4. earthworm reactor according to claim 2 or 3, which is characterized in that reactor main box (2) diameter is
15-70cm, a height of 25-50cm, wall thickness 0.5-4mm；Treatment of Sludge case (3) diameter is 26-66cm, high 5-25cm, wall
Thick 0.5-4mm.
5. earthworm reactor according to claim 4, which is characterized in that wood shavings sawdust isolation filter layer (10) filling
There is the wood shavings sawdust with a thickness of 1-3cm；Powder sawdust isolation filter layer (9) is filled with the powder sawdust with a thickness of 1-3cm；
The monofilament filter cloth layer (8) is single layer monofilament filter cloth；The fine sand grain that the grains of sand supplemental layers (7) are filled with a thickness of 0.5-2cm；
The wormcast body layer (5) is filled with a thickness of 5-9cm wormcast；The decomposed cow dung nutritive layer (4) be filled with a thickness of
The cow dung of 0.5-2cm.
6. earthworm reactor according to claim 1, which is characterized in that the reactor square (1) is the ventilative yarn of 15 mesh
Net.
7. the method for earthworm reactor for treatment sludge described in claim 1, which comprises the following steps:
(1) conditioner is added into sludge to be processed, then adds aerobic thermophilic microbial inoculum and is uniformly mixed, carries out under field conditions (factors)
Aerobic fermentation decomposed 5~9 days；
(2) inhabit in bed investment adult band Eisenia Foetida 0.2-0.45kg in earthworm, by step (1) aerobic fermentation it is decomposed after
Sludge stir dissipate after be uniformly put into Treatment of Sludge case, be then charged into reactor main box, Treatment of Sludge bottom portion and earthworm
Earthworm inhabites bed full contact, and earthworm can pierce carry out feeding by Treatment of Sludge bottom portion hole；
(3) after the sludge in Treatment of Sludge case is completely converted into wormcast, take out Treatment of Sludge case and collect wormcast and
Finished product earthworm collects earthworm filtrate, carries out next period treatment.
8. the method according to the description of claim 7 is characterized in that the conditioner is garden after cow dung and crushing in step (1)
Woods waste, additional amount are respectively the 10~20% of pending mud weight.
9. the method according to the description of claim 7 is characterized in that in step (3), after having collected wormcast and finished product earthworm
Treatment of Sludge case refill pending mud and put back to reactor, carry out next period Treatment of Sludge.
10. the method according to the description of claim 7 is characterized in that being added after 20 end cycle of continuous processing into reactor
Earthworm 0.1-0.35kg after rejuvenation.
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