CN203886919U - Organic solid waste aerobic fermenting bed - Google Patents
Organic solid waste aerobic fermenting bed Download PDFInfo
- Publication number
- CN203886919U CN203886919U CN201420326115.5U CN201420326115U CN203886919U CN 203886919 U CN203886919 U CN 203886919U CN 201420326115 U CN201420326115 U CN 201420326115U CN 203886919 U CN203886919 U CN 203886919U
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- layer
- organic solid
- solid waste
- aerobic fermentation
- fermentative degradation
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- Expired - Lifetime
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- 239000002910 solid waste Substances 0.000 title claims abstract description 13
- 230000015556 catabolic process Effects 0.000 claims abstract description 24
- 238000006731 degradation reaction Methods 0.000 claims abstract description 24
- 238000010564 aerobic fermentation Methods 0.000 claims description 25
- 238000009826 distribution Methods 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000004744 fabric Substances 0.000 claims description 15
- 230000032683 aging Effects 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 14
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 238000005422 blasting Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 7
- 238000012856 packing Methods 0.000 abstract 2
- 238000007664 blowing Methods 0.000 abstract 1
- 238000009270 solid waste treatment Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 27
- 239000000463 material Substances 0.000 description 23
- 230000004151 fermentation Effects 0.000 description 17
- 238000000855 fermentation Methods 0.000 description 15
- 238000005755 formation reaction Methods 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 230000006872 improvement Effects 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 230000002906 microbiologic effect Effects 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 230000035699 permeability Effects 0.000 description 5
- 238000005498 polishing Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010813 municipal solid waste Substances 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000010794 food waste Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000034659 glycolysis Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000009790 rate-determining step (RDS) Methods 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The utility model relates to the field of organic solid waste treatment, and in particular relates to an organic solid waste aerobic fermenting bed. The fermenting bed comprises a fermentative degradation area, wherein the fermentative degradation area sequentially comprises a ground base layer, a packing layer, a gravel layer and an air distributing layer from bottom to top; a heat supply coil pipe for supplying heat is arranged in the packing layer; an air distributing pipe for blowing high energy ion and fresh air is arranged in the gravel layer; air distributing holes are formed in the air distributing pipe. The fermenting bed disclosed by the utility model is stable in operating, uniform in air distributing, high in fermenting efficiency and short in process cycle.
Description
Technical field
The utility model relates to a kind of organic solid castoff process field, relates to specifically a kind of organic solid waste aerobic fermentation bed being arranged in organic solid castoff fermentation plant or fermentation greenhouse.
Background technology
Along with the quickening of Development of China's Urbanization, the quantity of refuse that city produces increases sharply at present, and the intractability of rubbish is increasing, and the especially higher rubbish of content of organics, such as changing food waste and mud etc.Because the general water content of organic waste is large and complicated component, intractability is larger.
For the processing of organic solid castoff, generally adopt aerobic fermentation processing.High-temperature aerobic fermentation technology refers under aerobic condition, utilizes microorganism to make the process of sludge stabilizing, and the high temperature producing in course of reaction can kill pathogenic microorganisms, realizes organic stabilisation.But also there are following technological difficulties in aerobic fermentation process in implementation process: 1. a large amount of uses of conditioner, because the general moisture content of organic waste is higher, before fermentation, need to add a large amount of conditioners and regulate moisture content to create the oxygen mass transfer condition of porous, the transport of conditioner, pulverize, mix, store and need occupied ground and expense; 2. winter low temperature cause growth of microorganism slowly, activity decreased, completing the required cycle of fermentation increases greatly, some treatment facilities even stop production in the winter time; 3. need to add aerobic fermentation microorganism fungus kind, produce operating cost; 4. the secondary fermentation cycle long, floor space is large; 5. distribution device easily stops up, and causes oxygen supply inhomogeneous, and local blast is excessive; 6. the percolate producing in processing procedure, without its collecting and processing, can increase odor pollution in evaporation process.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of stable, gas distribution is even, fermentation efficiency is high, process cycle is short organic solid waste aerobic fermentation bed.
The utility model adopts following technical scheme:
The utility model comprises fermentative degradation district, described fermentative degradation district comprises ground basal layer, packed layer, gravel layer and cloth gas-bearing formation from bottom to top successively, in described packed layer, be provided with the heating coil pipe for heat supply, in described gravel layer, be provided with the gas distribution pipe for blasting energetic ion and fresh air, on described gas distribution pipe, be provided with qi-emitting hole.
As further improvement of the utility model, described fermentative degradation district also comprises the heat insulation layer for being incubated, and described heat insulation layer is between ground basal layer and packed layer.
As further improvement of the utility model, described fermentative degradation district also comprises the reflecting layer for reflecting heat, and described reflecting layer is between heat insulation layer and packed layer.
As further improvement of the utility model, also comprise the photo-thermal mummification district that is positioned at fermentative degradation district front end, described photo-thermal mummification district is followed successively by from bottom to top, and ground basal layer, heat insulation layer, reflecting layer, packed layer are provided with the heating coil pipe for heat supply in described packed layer.
As further improvement of the utility model, also comprise the ageing stable region that is positioned at rear end, fermentative degradation district, described ageing stable region is followed successively by ground basal layer, gravel layer and cloth gas-bearing formation from bottom to top, in described gravel layer, be provided with the gas distribution pipe for blasting fresh air, on described gas distribution pipe, be provided with qi-emitting hole.
As further improvement of the utility model, also comprise leachate collection canal, described leachate collection canal is positioned at mummification pretreating zone, fermentative degradation district and both sides, ageing stable region.
As further improvement of the utility model, in the middle of the end face of described packed layer, high both sides are low, are herringbone.
Good effect of the present utility model is as follows:
Fermentative degradation of the present utility model district comprises the packed layer of built-in heating coil pipe, for to organic solid castoff from bottom surface radiations heat energy upwards, greatly increase the fermentation efficiency of fermentation field, be provided with the gravel layer of built-in gas distribution pipe, can constantly pass into during the fermentation energetic ion and fresh air, promote the growth of aerobic microbiological in mud, increase the efficiency of aerobic fermentation, avoid growing of anaerobe, reduced the generation of foul smell, cloth gas-bearing formation can effectively be uniformly distributed the fresh air passing into simultaneously.Owing to being also provided with heat insulation layer and reflecting layer, greatly reduce the loss of heat.Effectively solve the problems such as zymotechnique microbial enzyme in winter activity is low, operational effect is not good and the glycolysis time is long, floor space is large.
The utility model is also provided with mummification pretreating zone before fermentative degradation district, before processing, aerobic fermentation carries out drying and other treatment, can effectively reduce moisture content and the caking ability of organic solid castoff, improve gas permeability and oxygen mass transfer rate, prevent growing of anaerobe, promote the growth of aerobic microbiological, avoid needing to consume a large amount of conditioners in traditional handicraft and cause the cost that increases transport, pulverizes, mixes.
Owing to being provided with ageing stable region behind fermentative degradation district, to be transferred to ageing stable region through the material of aerobic fermentation processing, further with in material, be the substance reaction such as small organic molecule, odor causing substance, bacterium of fully degraded, reach auxiliary stable and reduce the effect that stink substance produces from source.
Brief description of the drawings
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the utility model fermentative degradation plot structure schematic diagram;
Accompanying drawing 3 is the utility model mummification pretreating zone structural representation;
Accompanying drawing 4 is the utility model ageing stable region structural representation;
Accompanying drawing 5 is the structural representation of the utility model connection air blast.
In the accompanying drawings: 1-1. mummification pretreating zone, 1-2. aerobic fermentation bed, 1-3. ageing stable region, 21. ground basal layers, 22. heat insulation layers, 23. reflecting layer, 24. packed layers, 24-1. heating coil pipe, 25. gravel layers, 25-1. gas distribution pipe, 26. cloth gas-bearing formations, 3. leachate collection canal, 4. air blast, 5. blast pipe, 6. cloth turns over polishing apparatus, 7. material bed.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Organic solid waste aerobic fermentation bed as shown in Figure 1, comprises mummification pretreating zone 1-1, fermentative degradation district 1-2 and ageing stable region 1-3.
As shown in Figure 2, described fermentative degradation district 1-2 is followed successively by the ground basal layer 21 that concrete is made from bottom to top, for the heat insulation layer 22 being incubated, for the reflecting layer 23 of reflecting heat, organic solid castoff is carried out to thermal-radiating packed layer 24, the gravel layer 25 that permeability is good and make the equally distributed cloth gas-bearing formation 26 of fresh air, in described packed layer 24, be provided with heating coil pipe 24-1, heating coil pipe 24-1 is interior S-shaped the arranging of packed layer 24, the recirculated water that heat conduction is used is housed in described heating coil pipe 2-41, in described gravel layer 25, be provided with the gas distribution pipe 25-1 for blasting energetic ion and fresh air, described gas distribution pipe 25-1 down either side is provided with qi-emitting hole, qi-emitting hole is arranged on to gas distribution pipe 25-1 down either side, can effectively prevent that qi-emitting hole from stopping up.
As shown in Figure 3, described mummification pretreating zone 1-1 is followed successively by ground basal layer 21 that concrete makes from bottom to top, for the heat insulation layer 22 that is incubated, for the reflecting layer 23 of reflecting heat, organic solid castoff is carried out to thermal-radiating packed layer 24, in described packed layer 24, be provided with heating coil pipe 24-1, recirculated water or steam that heat conduction is used are housed in described heating coil pipe 2-41.
As shown in Figure 4, described ageing stable region 1-3 is followed successively by ground basal layer 21, gravel layer 25 and cloth gas-bearing formation 26 from bottom to top, and described cloth gas-bearing formation 26 adopts perforation gas distribution brick.
Described ground basal layer 21 builds up for concrete, described heat insulation layer 22 adopts the foamed material that thermal conductivity factor is less, its heat preservation and insulation is good, can reduce thermal loss, save the energy, can go back the reflect heat on upper strata in described reflecting layer 23, play the effect of thermal-arrest, described reflecting layer 23 adopts sheet metal, reflecting heat, the heating coil pipe 24-1 that is provided with in-built recirculated water or steam in described packed layer 24, described heating coil pipe 24-1 is connected with heating plant, for heat being provided to whole bed.The main body of described packed layer 24 is heating coil pipe 24-1, floating by cement mortar between heating coil pipe 24-1.
Adopt the ground radiation acting in conjunction of warming up, greatly improve the efficiency of material mummification and fermentation, described gravel layer 25 adopts optimizes graded gravel, permeability is good, osmotic effect is good, and can effectively prevent that material from draining to lower floor, gravel layer 25 inside be provided with parallel arrangement for entering some gas distribution pipe 25-1 of fresh air, described gas distribution pipe 25-1 down either side is provided with qi-emitting hole, in the course of work, can blast a large amount of energetic ions and fresh air by air blast 4, the fermentation of help aerobic microbiological, improve fermentation efficiency, the fresh air that described cloth gas-bearing formation 26 can pass into gas distribution pipe 25-1 is dispersed, then through material bed 7.
As shown in Figure 5, described aerobic fermentation bed both sides are provided with leachate collection canal 3, high in the middle of the end face of described packed layer 24, both sides are low, are herringbone, facilitate upper strata to ooze in lower filtrate remittance leachate collection canal 3.
Processing procedure is stablized in organic solid castoff mummification:
As shown in Figure 1, the added cloth that is provided with of described aerobic fermentation bed turns over polishing apparatus 6, moisture content up to 80% ~ 85% material by cloth turn over polishing apparatus 6 by mud at the even stone of mummification pretreating zone 1-1, the formation bed of material 7, stone height 0.15 ~ 0.50m, stop 4-6 days, during this time by solar irradiation and heating coil pipe 24-1 heating, make material mummification, the moisture oozing out in material is during this time pooled to leachate collection canal 3, then discharge, after the mummification stage completes, the moisture content of material can be reduced to below 55%-65%, good air permeability, the oxygen mass transfer of granule interior is the important rate-limiting step of aerobic fermentation process starting stage, after mummification pretreatment, discharging is bulk or bulky grain shape and is beneficial to mass transfer and the diffusion of oxygen in subsequent technique, avoid needing to consume a large amount of conditioners in traditional handicraft and cause increase transport, pulverize, mixed cost.
Turn over polishing apparatus through the material of drying and other treatment by cloth and be transported to the even stone of fermentative degradation district 1-2, carry out aerobic fermentation, layer thickness 0.35-1.00m, residence time of material 5-8 days blasts energetic ion and fresh air by blast pipe 5 by air blast 4 during this time in gas distribution pipe 25-1, and gas is discharged by the qi-emitting hole of gas distribution pipe 25-1 down either side, promote the growth of aerobic microbiological in material, increase the efficiency of aerobic fermentation, avoid growing of anaerobe, reduced the generation of foul smell simultaneously.Qi-emitting hole is arranged on to tracheae 25-1 down either side, can effectively prevents that qi-emitting hole from stopping up, promote the growth of aerobic microbiological in material, increase the efficiency of aerobic fermentation, avoid growing of anaerobe, reduced the generation of foul smell simultaneously.The stage of reaction, by sunlight spoke heat and heating coil pipe 24-1 acting in conjunction, fermentation efficiency is high, and good permeability can not produce a large amount of foul smell, and the moisture oozing out in material is during this time pooled to leachate collection canal 3, then discharges.After the fermentative degradation stage completes, the moisture content of material is reduced to below 35%, substantially realizes the stabilization processes of organic solid castoff.
The material of the district 1-2 fermentation process of degrading by fermentation turns over polishing apparatus 6 by cloth and is transplanted on ageing stable region, 1-3 uniform distribution, layer thickness 0.35-1.50m, residence time of material 8-12 days, in gravel layer 25, blast fresh air by blast pipe 5 and gas distribution pipe 25-1 by air blast 4 during this time, fresh air is from bottom to top through material bed 7, further with in material, be the substance reaction such as small organic molecule, odor causing substance, bacterium of fully degraded, reach auxiliary stable and reduce the effect that stink substance produces from source.
Through ageing stable region 1-3 material after treatment, can be for direct landfill, landfill yard earthing, turning sludge into fuel utilization, discarded soil remediation etc.
The above embodiment is only preferred embodiment of the present utility model, and is not the exhaustive of the feasible enforcement of the utility model.For persons skilled in the art, any apparent change of under the prerequisite that does not deviate from the utility model principle and spirit, it having been done, within all should being contemplated as falling with claim protection domain of the present utility model.
Claims (7)
1. an organic solid waste aerobic fermentation bed, it is characterized in that: comprise fermentative degradation district (1-2), described fermentative degradation district (1-2) comprises ground basal layer (21), packed layer (24), gravel layer (25) and cloth gas-bearing formation (26) from bottom to top successively, in described packed layer (24), be provided with heating coil pipe (24-1), in described gravel layer (25), be provided with the gas distribution pipe (25-1) for blasting energetic ion and fresh air, on described gas distribution pipe (25-1), be provided with qi-emitting hole.
2. a kind of organic solid waste aerobic fermentation bed according to claim 1, it is characterized in that: described fermentative degradation district (1-2) also comprises the heat insulation layer (22) for being incubated, described heat insulation layer (22) is positioned between ground basal layer (21) and packed layer (24).
3. a kind of organic solid waste aerobic fermentation bed according to claim 2, it is characterized in that: described fermentative degradation district (1-2) also comprises the reflecting layer (23) for reflecting heat, described reflecting layer (23) is positioned between heat insulation layer (22) and packed layer (24).
4. according to a kind of organic solid waste aerobic fermentation bed described in claim 1-3 any one, it is characterized in that: also comprise the mummification pretreating zone (1-1) that is positioned at fermentative degradation district (1-2) front end, described mummification pretreating zone (1-1) is followed successively by ground basal layer (21), heat insulation layer (22), reflecting layer (23), packed layer (24) from bottom to top, is provided with the heating coil pipe (24-1) for heat supply in described packed layer (24).
5. a kind of organic solid waste aerobic fermentation bed according to claim 4, it is characterized in that: also comprise the ageing stable region (1-3) that is positioned at rear end, fermentative degradation district (1-2), described ageing stable region (1-3) is followed successively by ground basal layer (21), gravel layer (25) and cloth gas-bearing formation (26) from bottom to top, in described gravel layer (25), be provided with the gas distribution pipe (25-1) for blasting fresh air, on described gas distribution pipe (25-1), be provided with qi-emitting hole.
6. a kind of organic solid waste aerobic fermentation bed according to claim 5, it is characterized in that: also comprise leachate collection canal (3), described leachate collection canal (3) is positioned at mummification pretreating zone (1-1), fermentative degradation district (1-2) and both sides, ageing stable region (1-3).
7. a kind of organic solid waste aerobic fermentation bed according to claim 6, is characterized in that: in the middle of the end face of described packed layer (24), high both sides are low, are herringbone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420326115.5U CN203886919U (en) | 2014-06-19 | 2014-06-19 | Organic solid waste aerobic fermenting bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420326115.5U CN203886919U (en) | 2014-06-19 | 2014-06-19 | Organic solid waste aerobic fermenting bed |
Publications (1)
| Publication Number | Publication Date |
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| CN203886919U true CN203886919U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420326115.5U Expired - Lifetime CN203886919U (en) | 2014-06-19 | 2014-06-19 | Organic solid waste aerobic fermenting bed |
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| Country | Link |
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| CN (1) | CN203886919U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692851A (en) * | 2015-03-01 | 2015-06-10 | 牛连壁 | Heating type organic fertilizer fermentation bed |
| CN108558159A (en) * | 2018-04-23 | 2018-09-21 | 于佳 | A kind of municipal sludge desiccation fermentation bed system |
| CN113897273A (en) * | 2021-10-14 | 2022-01-07 | 北京创臻环境技术有限公司 | Integrated fermentation device for organic solid waste treatment |
-
2014
- 2014-06-19 CN CN201420326115.5U patent/CN203886919U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692851A (en) * | 2015-03-01 | 2015-06-10 | 牛连壁 | Heating type organic fertilizer fermentation bed |
| CN108558159A (en) * | 2018-04-23 | 2018-09-21 | 于佳 | A kind of municipal sludge desiccation fermentation bed system |
| CN108558159B (en) * | 2018-04-23 | 2020-05-08 | 江西省兆龙环保科技有限公司 | Municipal sludge drying fermentation bed system |
| CN113897273A (en) * | 2021-10-14 | 2022-01-07 | 北京创臻环境技术有限公司 | Integrated fermentation device for organic solid waste treatment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |