CN104945029A - Organic waste alternating type aerobic-anaerobic composting device and method - Google Patents
Organic waste alternating type aerobic-anaerobic composting device and method Download PDFInfo
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- CN104945029A CN104945029A CN201510384857.2A CN201510384857A CN104945029A CN 104945029 A CN104945029 A CN 104945029A CN 201510384857 A CN201510384857 A CN 201510384857A CN 104945029 A CN104945029 A CN 104945029A
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- 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
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Abstract
The invention discloses an organic waste alternating type aerobic-anaerobic composting device comprising a composting reaction chamber provided with a feed port and a discharge port, a stirring device, an odor treatment device, an air supply device and a leachate return device, wherein the stirring device comprises a vertical stirrer and a motor; the odor treatment device comprises an exhaust fan, an odor purification device and an odor collecting pipe; the air supply device comprises air inlets and a filter plate which is arranged at the lower section of an inner cavity of the composting reaction chamber, the filter plate as well as the bottom wall and side wall of the composting reaction chamber are encircled to form an air chamber, and the air inlets are uniformly formed in the side wall of the composting reaction chamber and are communicated with the air chamber; and the leachate return device comprises a water pump and a leachate water distributing opening. The invention also discloses an organic waste alternating type aerobic-anaerobic composting method. By using the device and the method disclosed by the invention, in the process of organic waste composting treatment, the materials can be stirred uniformly, sufficient oxygen can be supplied, the temperature in the reaction chamber can be maintained, the composting period of organic wastes can be greatly shortened, and meanwhile, the odor can be avoided from being released into the environment.
Description
Technical field
The present invention relates to organic garbage treatment technical field, be specifically related to a kind of organic waste alternative expression aerobic-anaerobic composting device and method.
Background technology
The method of current city process domestic refuse mainly contains burning, landfill, but rural residence dispersion, the feature such as Municipal Garbage Yield is little, collect transhipment to need to drop into very large financial resources manpower, make life refuse processing method comparatively ripe in these cities be difficult to application in Rural areas.Residents in rural community organic composition accounts for 50% ~ 70%, it is innoxious, minimizing degree is comparatively obvious to adopt composting technology process residents in rural community, the resource utilization of refuse treatment can be realized to greatest extent simultaneously, compost and product thereof have been proved a lot of benefit, can increase soil nutrient, prevent erosion, improve soil moisture content, suppress insect pest, improve soil fertility and species diversity, raising crop and output etc.
Composting device is the necessaries carrying out compost, the oxygen supply of current composting device many employings positive draft mode, ventilation aeration is uneven insufficient, air flow is difficult to control, compost material mixing is uneven, large and the many non-processor of foul smell generation are directly discharged, and this becomes the reason that composting device is difficult to generally carry out applying.
For the problem existing for the aspects such as existing apparatus ventilation aeration, Odor control, need the composting device that design is more efficient and rational.
Summary of the invention
The present invention be directed to the deficiency that prior art exists, a kind of organic waste alternative expression aerobic-anaerobic composting device is provided, this device can be implemented in organic waste composting process, uniform stirring material, abundant oxygen gas-supplying, maintain reaction room temp, greatly can shorten the composting cycle of organic waste, avoid foul smell to be discharged in environment simultaneously.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of organic waste alternative expression aerobic-anaerobic composting device, comprises the closed compost reaction chamber being provided with opening for feed and discharge port, also comprises whipping appts, odor treating device, air feeder and percolate reflux,
Described whipping appts comprise be arranged on center in compost reaction chamber vertical stirrer, be positioned at compost reaction chamber top and the motor be connected with stirrer-driven;
Described odor treating device comprises vacuum fan, odor purification and foul smell collection tube, the venting port of described vacuum fan connects odor purification, suction opening is communicated with the inner chamber of compost reaction chamber from compost reaction chamber upper end by foul smell collection tube, described vacuum fan, according to the power intervals sex work of setting, realizes negative pressure ventilation to carry out foul smell collection and oxygen supply;
Described air feeder comprises the filter plate being arranged on compost reaction chamber inner chamber hypomere, and diapire and the sidewall of described filter plate and compost reaction chamber are encircled into air chamber, and described inlet mouth to be evenly arranged on compost reaction chamber sidewall and to be connected with air chamber;
Described percolate reflux comprises the percolate water distribution mouth that suction port is connected to the water pump bottom air chamber and is arranged at compost reaction chamber inner cavity top, and the water port of described water pump connects percolate water distribution mouth by pipeline.
Further, the relative inlet mouth place of described compost reaction chamber wall is provided with electrical heating net, in the season that temperature is lower, when air is through inlet mouth, heat laggard air inlet chamber by electrical heating net, maintain reaction room temp, greatly can shorten the composting cycle of organic waste.
Further, described agitator is screw mixing axle, has slight upwards driving effect, can ensure material Homogeneous phase mixing during work to material.
The present invention provides a kind of organic waste alternative expression aerobic-anaerobic compost method based on described device on the other hand, it is characterized in that, comprises step:
1) organic waste pulverized through pulverizer is put into compost reaction chamber, size controlling is at 1.5-3cm, and regulate material moisture at 40%-60%, C/N at 20:1-30:1, material accounts for the 1/2-3/4 of compost reaction chamber cubic capacity;
2) add high efficiency composition microbial inoculum and matured compost screen overflow, its material proportion is respectively 500-700:1 and 8-12:1, starts whipping appts and makes material Homogeneous phase mixing, close whipping appts after mixing;
3) foul smell collecting composting process generation while 20-40 minute unlatching vacuum fan is compost reaction chamber air feed enters air to odor purification process, and each exhausting time is 10-20 minute;
4) open whipping appts to be every three days uniformly mixed compost reaction chamber material, open water pump simultaneously and the drainage bottom air chamber is sprayed onto on material.
Compared with the prior art, the present invention has following beneficial effect:
1. the present invention adopts negative pressure ventilation mode to carry out air feed, in guarantee compost reaction chamber while oxygen concentration, collection and treatment is carried out to the foul smell that composting process produces, avoid the effect that positive draft cools inlet mouth place material, in addition, multiple inlet mouth can be set in device bottom, ensure the even of air feed.
2. the present invention adopts screw mixing axle, works under the driving effect of motor, has slight upwards driving effect, can improve the efficiency of stirring and the effect of supplemental oxygen to material.
3. the present invention arranges one deck electrical heating net at inlet mouth place and carries out heat pre-treatment to air inlet, overcome the limitation that existing composting device causes because temperature is low composting cycle long, overcome the existing composting device limitation that application of temperature is easily affected by environment when north autumn and winter season.
Accompanying drawing explanation
Fig. 1 is alternative expression aerobic-anaerobic composting device structural representation of the present invention.
Number in the figure: 1 opening for feed, 2 motors, 3 percolate water distribution mouths, 4 foul smell collection tubes, 5 agitators, 6 compost reaction chambers, 7 discharge ports, 8 electrical heating nets, 9 inlet mouths, 11 water pumps, 12 supports, 13 odor purifications, 14 air chambers.
Embodiment
Be described in further detail goal of the invention of the present invention below in conjunction with the drawings and specific embodiments, embodiment can not repeat one by one at this, but therefore embodiments of the present invention are not defined in following examples.
As shown in Figure 1, a kind of organic waste alternative expression aerobic-anaerobic composting device, comprise the closed compost reaction chamber 6 being provided with opening for feed 1 and discharge port 7, supported by support 12 bottom compost reaction chamber 6, also comprise whipping appts, odor treating device, air feeder and percolate reflux
Described whipping appts comprise the center in compost reaction chamber 6 that is arranged on vertical stirrer 5, be positioned at compost reaction chamber 6 top and drive with agitator 5 motor 2 be connected;
Described odor treating device comprises vacuum fan 10, odor purification 13 and foul smell collection tube 4, the venting port of described vacuum fan 10 connects odor purification 13, suction opening is communicated with the inner chamber of compost reaction chamber 6 from compost reaction chamber 6 upper end by foul smell collection tube 4, described vacuum fan is according to the power intervals sex work of setting, foul smell in compost reaction chamber is pumped to odor purification process purifying treatment, enters air, realize negative pressure ventilation to carry out foul smell collection and oxygen supply;
Described air feeder comprises the filter plate being arranged on compost reaction chamber 6 inner chamber hypomere, and the diapire of described filter plate and compost reaction chamber 6 and sidewall are encircled into air chamber 14, and described inlet mouth 9 to be evenly arranged on compost reaction chamber 6 sidewall and to be connected with air chamber 14;
Described percolate reflux comprises the percolate water distribution mouth 3 that suction port is connected to the water pump 11 bottom air chamber 14 and is arranged at compost reaction chamber 6 inner cavity top, the water port of described water pump 11 connects percolate water distribution mouth 3 by pipeline, percolate bottom air chamber 14 can be back to compost reaction chamber 6 by water pump 11, again with after mixing of materials react, prevent percolate from flowing out compost reaction chamber 6 after stain environment.
In the present embodiment, described compost reaction chamber 6 inwall relative inlet mouth 9 place is also provided with electrical heating net 8, in the season that temperature is lower, when air is through inlet mouth, heat laggard air inlet chamber by electrical heating net, maintain reaction room temp, greatly can shorten the composting cycle of organic waste.
In the present embodiment, described agitator 5 is screw mixing axle, and the rotor shaft direction of motor 2 is dextrorotation, has slight upwards driving effect, can ensure material Homogeneous phase mixing during work to material.
embodiment 2
1) organic waste pulverized through pulverizer is put into compost reaction chamber 6, size controlling is at 1.5cm, and regulate material moisture at 40%, C/N at 20:1, material accounts for the 1/2-3/4 of compost reaction chamber 6 cubic capacity;
2) add high efficiency composition microbial inoculum and matured compost screen overflow, its material proportion is respectively 500:1 and 8:1, starts whipping appts and makes material Homogeneous phase mixing, close whipping appts after mixing;
3) foul smell collecting composting process generation while 20 minutes unlatching vacuum fans 10 are compost reaction chamber 6 air feed enters air after odor purification 13 processes, and each exhausting time is 10 minutes;
4) open whipping appts to be every three days uniformly mixed compost reaction chamber 6 material, open water pump 11 simultaneously and the drainage bottom air chamber 14 is sprayed onto on material.
embodiment 3
1) organic waste pulverized through pulverizer is put into compost reaction chamber 6, size controlling is at 2cm, and regulate material moisture at 50%%, C/N at 25:1, material accounts for the 1/2-3/4 of compost reaction chamber 6 cubic capacity;
2) add high efficiency composition microbial inoculum and matured compost screen overflow, its material proportion is respectively 600:1 and 10:1, starts whipping appts and makes material Homogeneous phase mixing, close whipping appts after mixing;
3) foul smell collecting composting process generation while 30 minutes unlatching vacuum fans 10 are compost reaction chamber 6 air feed enters air after odor purification 13 processes, and each exhausting time is 30 minutes;
4) open whipping appts to be every three days uniformly mixed compost reaction chamber 6 material, open water pump 11 simultaneously and the drainage bottom air chamber 14 is sprayed onto on material.
embodiment 4
1) organic waste pulverized through pulverizer is put into compost reaction chamber 6, size controlling is at 3cm, and regulate material moisture at 60%, C/N at 30:1, material accounts for the 1/2-3/4 of compost reaction chamber 6 cubic capacity;
2) add high efficiency composition microbial inoculum and matured compost screen overflow, its material proportion is respectively 700:1 and 12:1, starts whipping appts and makes material Homogeneous phase mixing, close whipping appts after mixing;
3) foul smell collecting composting process generation while 40 minutes unlatching vacuum fans 10 are compost reaction chamber 6 air feed enters air after odor purification 13 processes, and each exhausting time is 20 minutes;
4) open whipping appts to be every three days uniformly mixed compost reaction chamber 6 material, open water pump 11 simultaneously and the drainage bottom air chamber 14 is sprayed onto on material.
The above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (4)
1. an organic waste alternative expression aerobic-anaerobic composting device, comprise the closed compost reaction chamber (6) being provided with opening for feed (1) and discharge port (7), it is characterized in that: also comprise whipping appts, odor treating device, air feeder and percolate reflux
Described whipping appts comprise be arranged on compost reaction chamber (6) interior center vertical stirrer (5), be positioned at compost reaction chamber (6) top and drive with agitator (5) motor (2) be connected;
Described odor treating device comprises vacuum fan (10), odor purification (13) and foul smell collection tube (4), the venting port of described vacuum fan (10) connects odor purification (13), and suction opening is communicated with the inner chamber of compost reaction chamber (6) from compost reaction chamber (6) upper end by foul smell collection tube (4);
Described air feeder comprises inlet mouth (9) and is arranged on the filter plate of compost reaction chamber (6) inner chamber hypomere, the diapire of described filter plate and compost reaction chamber (6) and sidewall are encircled into air chamber (14), and described inlet mouth (9) to be evenly arranged on compost reaction chamber (6) sidewall and to be connected with air chamber (14);
Described percolate reflux comprises suction port and is connected to the water pump (11) of air chamber (14) bottom and is arranged at the percolate water distribution mouth (3) of compost reaction chamber (6) inner cavity top, and the water port of described water pump (11) connects percolate water distribution mouth (3) by pipeline.
2. organic waste alternative expression aerobic-anaerobic composting device according to claim 1, is characterized in that: described compost reaction chamber (6) inwall relative inlet mouth (9) place is provided with electrical heating net (8).
3. compost reaction chamber according to claim 1, is characterized in that: described agitator (5) is screw mixing axle.
4., based on an organic waste alternative expression aerobic-anaerobic compost method for device described in any one of power 1 to power 3, it is characterized in that, comprise step:
1) organic waste pulverized through pulverizer is put into compost reaction chamber (6), size controlling is at 1.5-3cm, and regulate material moisture at 40%-60%, C/N at 20:1-30:1, material accounts for the 1/2-3/4 of compost reaction chamber (6) cubic capacity;
2) add high efficiency composition microbial inoculum and matured compost screen overflow, its material proportion is respectively 500-700:1 and 8-12:1, starts whipping appts and makes material Homogeneous phase mixing, close whipping appts after mixing;
3) every 20-40 minute unlatching vacuum fan (10) for compost reaction chamber (6) air feed while collect composting process produce foul smell to odor purification (13) process after enter air, each exhausting time is 10-20 minute;
4) open whipping appts to be every three days uniformly mixed compost reaction chamber (6) material, open water pump (11) simultaneously and the drainage of air chamber (14) bottom is sprayed onto on material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510384857.2A CN104945029A (en) | 2015-06-30 | 2015-06-30 | Organic waste alternating type aerobic-anaerobic composting device and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106495749A (en) * | 2016-12-26 | 2017-03-15 | 华南理工大学 | A kind of continuous composting device of organic waste |
| CN107164218A (en) * | 2017-06-03 | 2017-09-15 | 华南理工大学 | A kind of plant rubbish aerobic fermentation device |
| CN107556069A (en) * | 2017-09-07 | 2018-01-09 | 周庆川 | Composting device for domestic waste |
| CN108503410A (en) * | 2017-12-13 | 2018-09-07 | 中山市和智电子科技有限公司 | A kind of compost reaction unit |
| CN109180253A (en) * | 2018-09-29 | 2019-01-11 | 深圳市万信达生态环境股份有限公司 | A kind of detachable apparatus suitable for eutrophication bed mud compost fermentation |
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| CN204824645U (en) * | 2015-06-30 | 2015-12-02 | 华南理工大学 | Organic rubbish is good oxygen anaerobism compost device of formula in turn |
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Patent Citations (6)
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| CN101983951A (en) * | 2010-10-22 | 2011-03-09 | 宁波大学 | Composting device for domestic waste |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106495749A (en) * | 2016-12-26 | 2017-03-15 | 华南理工大学 | A kind of continuous composting device of organic waste |
| CN107164218A (en) * | 2017-06-03 | 2017-09-15 | 华南理工大学 | A kind of plant rubbish aerobic fermentation device |
| CN107556069A (en) * | 2017-09-07 | 2018-01-09 | 周庆川 | Composting device for domestic waste |
| CN108503410A (en) * | 2017-12-13 | 2018-09-07 | 中山市和智电子科技有限公司 | A kind of compost reaction unit |
| CN109180253A (en) * | 2018-09-29 | 2019-01-11 | 深圳市万信达生态环境股份有限公司 | A kind of detachable apparatus suitable for eutrophication bed mud compost fermentation |
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Application publication date: 20150930 |
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