CN220951592U - Kitchen garbage high-temperature aerobic fermentation treatment system - Google Patents
Kitchen garbage high-temperature aerobic fermentation treatment system Download PDFInfo
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- CN220951592U CN220951592U CN202221264793.4U CN202221264793U CN220951592U CN 220951592 U CN220951592 U CN 220951592U CN 202221264793 U CN202221264793 U CN 202221264793U CN 220951592 U CN220951592 U CN 220951592U
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- 238000010564 aerobic fermentation Methods 0.000 title claims abstract description 39
- 239000010813 municipal solid waste Substances 0.000 title description 6
- 238000000855 fermentation Methods 0.000 claims abstract description 61
- 230000004151 fermentation Effects 0.000 claims abstract description 61
- 238000003756 stirring Methods 0.000 claims abstract description 59
- 239000010806 kitchen waste Substances 0.000 claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000001301 oxygen Substances 0.000 claims abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 12
- 238000007664 blowing Methods 0.000 claims description 9
- 230000001877 deodorizing effect Effects 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 9
- 230000009467 reduction Effects 0.000 abstract description 6
- 244000005700 microbiome Species 0.000 description 16
- 239000000463 material Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 241000219112 Cucumis Species 0.000 description 1
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000003516 soil conditioner Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a kitchen waste high-temperature aerobic fermentation treatment system which comprises a fermentation device, wherein a heating unit for constantly controlling the temperature in the fermentation device is arranged on the fermentation device, a stirring unit is arranged in the fermentation device, and a blast unit for providing oxygen to the fermentation device is also arranged on the fermentation device. The kitchen waste high-temperature aerobic fermentation treatment system can achieve the effects of stable temperature control, uniform stirring and sufficient oxygen, and has good treatment effect and high reduction degree on kitchen waste.
Description
Technical Field
The utility model belongs to the field of environmental protection, and particularly relates to kitchen waste treatment equipment.
Background
Kitchen garbage is a solid, liquid and gas tri-state mixture, and has the characteristics of high water content, high organic matter content, complex impurity components and the like. The kitchen garbage mainly comprises melon and fruit peel, vegetable leaves and residual meal of a unit canteen and a restaurant in a household kitchen, and the current environment protection requirement is that the kitchen garbage must be harmless and reduced.
Aiming at kitchen waste treatment, harmless, reduction and recycling can be realized by adopting a high-temperature aerobic fermentation technology, but the existing high-temperature aerobic fermentation device has the problems of unstable temperature control, uneven stirring, insufficient oxygen content and the like, so that the kitchen waste treatment effect is not ideal, the reduction level is low, and therefore, research and development of a high-temperature aerobic fermentation device with good treatment effect and high reduction degree is very necessary.
Disclosure of utility model
The utility model aims to solve the technical problems of overcoming the defects and shortcomings in the background art, and provides a kitchen waste high-temperature aerobic fermentation treatment system with stable temperature control, uniform stirring and sufficient oxygen. In order to solve the technical problems, the technical scheme provided by the utility model is as follows:
The kitchen waste high-temperature aerobic fermentation treatment system comprises a fermentation device, wherein a heating unit for constantly controlling the temperature in the fermentation device is arranged on the fermentation device, a stirring unit is arranged in the fermentation device, and a blast unit for providing oxygen for the fermentation device is further arranged on the fermentation device.
In the high-temperature aerobic fermentation treatment system for kitchen waste, preferably, a plurality of inclined downward belts Kong Bizi are further arranged on the inner wall of the fermentation device, a plurality of perforated grates are divided into one or more layers, and each layer comprises a plurality of perforated grates which are uniformly arranged. More preferably, the perforated grate is elliptical, and the edge of one side of the major axis of the elliptical is tightly attached to the inner wall of the fermentation device. More preferably, the perforated grate is arranged at an inclined angle of 25 degrees, and is arranged from the inner wall of the fermentation device to the center in a low-inclined manner. The perforated grate can realize slow mixing, stirring and layering of kitchen waste, fungus powder and other substances, and is favorable for fully mixing the kitchen waste and microorganisms. Holes are arranged on the perforated grate to ensure that kitchen waste is fully contacted with air in the stirring process and that microorganisms are in an aerobic fermentation state. The inclined downward direction is beneficial to realizing rolling of kitchen waste due to gravity, so that the kitchen waste and microorganisms are fully contacted and reacted.
In the high-temperature aerobic fermentation treatment system for kitchen waste, preferably, the stirring unit comprises a stirring shaft and stirring blades on the stirring shaft with different heights Cheng Sheyu along the multiple sections. The design of the multi-section stirring blade can enable the kitchen waste mixture to be in a fluffy state, and is beneficial to contact between air and microorganisms. The effect is better by matching the stirring blade which is obliquely arranged. More preferably, a layer of belt Kong Bizi is arranged between the stirring paddles at adjacent elevations, and the two layers of belt Kong Bizi are matched with each other, so that the effect is better.
In the high-temperature aerobic fermentation treatment system for kitchen waste, preferably, a plurality of sections of stirring paddles are obliquely arranged, and the oblique directions of adjacent stirring paddles are kept opposite. More preferably, the installation angle of the stirring blades is 25 degrees, and the inclination directions of the adjacent stirring blades are kept opposite, namely, the inclination angle of one stirring blade is 25 degrees, and the inclination angle of the other stirring blade is-25 degrees, so that kitchen waste and microorganisms are fully and uniformly mixed.
In the kitchen waste high-temperature aerobic fermentation treatment system, the multistage stirring paddles are installed according to a certain angle and are matched with the perforated grate installed obliquely, so that materials can be sufficiently stirred, and meanwhile, the kitchen waste is ensured to be in full contact with microorganisms, and rapid fermentation is realized.
In the high-temperature aerobic fermentation treatment system for kitchen waste, preferably, the air blowing unit comprises an air blower and an air vent pipeline, one end of the air vent pipeline is connected with the air blower, and the other end of the air vent pipeline extends into the fermentation device from the bottom of the fermentation device. The blower unit can continuously supply oxygen required by fermentation into the fermentation device. The blower can be connected with the central control unit, and is provided with a start-stop unit which is synchronous with the start-stop of the stirring unit through calculating and controlling the ventilation quantity.
In the high-temperature aerobic fermentation treatment system for kitchen waste, preferably, the heating unit comprises a heating device arranged on the outer wall of the fermentation device. The constant temperature control of the heating device can be realized by the central control unit.
In the high-temperature aerobic fermentation treatment system for kitchen waste, preferably, an opening is formed in the top of the fermentation device, and a deodorizing unit is connected to the opening. The deodorizing unit is internally provided with the adsorption material, so that the odor concentration can be reduced, and the influence on the external environment is reduced.
In the kitchen waste high-temperature aerobic fermentation treatment system, preferably, a discharge hole is formed in the bottom of the side wall of the fermentation device. Through setting up the discharge gate, can open the mixer and pour out the kitchen garbage after fermentation voluntarily, the ejection of compact is convenient and fast more.
In the high-temperature aerobic fermentation treatment system for kitchen waste, preferably, the high-temperature aerobic fermentation treatment system further comprises a central control unit, wherein the central control unit is connected with the heating unit, the stirring unit and the air blowing unit and used for controlling automatic operation of the heating unit, the stirring unit and the air blowing unit. Through setting up the central control unit, can realize the automation mechanized operation of each part on the fermenting installation, reduce artifical the participation.
According to the utility model, specifically, kitchen waste is poured into a fermentation device from a top cover plate after being crushed and extruded, a certain amount of strains and saw dust are added, a heating unit is started through a central control unit, the temperature is adjusted to 55 ℃, the temperature is increased to 55 ℃ and then enters a constant temperature state, at the moment, a stirring unit and a blowing unit are synchronously started, a plurality of sections of stirring paddles stir at an angle of 25 ℃ to enable the kitchen waste and microorganisms to be fully and uniformly mixed, the mixture can be in a fluffy state due to the multistage design, the contact between air and microorganisms is facilitated, a belt Kong Bizi is arranged in the fermentation device, the full contact between the microorganisms and the kitchen waste is ensured by a perforated grate, the mutual exchange position between a material exchange layer and the material is realized while stirring, the mixture stirring and exchange layer are facilitated, the holes are formed in the grate, the air required by the growth of the microorganisms is ensured, and the most environment is provided for the growth of the microorganisms, and the microorganisms are enabled to be cultivated rapidly. When the blower is started, air is continuously conveyed into the fermentation device, oxygen required by microbial fermentation is ensured, odor generated in the fermentation process is removed through the deodorizing unit, and the deodorizing unit is filled with adsorption materials. In the fermentation process, the central control unit controls the heating unit, the stirring unit, the air blowing unit, the stirring unit and the air blowing unit, the 2 units are synchronously started and stopped through the central control unit, after each stirring unit is started for 15 minutes in time setting, the fermentation is stopped for 10 minutes, the environment required by high-temperature fermentation of aerobic microorganisms is fully met, and the kitchen waste high-temperature aerobic fermentation device intermittently runs for 24 hours to finish the microbial fermentation. The discharging is realized through the discharging hole, the treated kitchen waste is composted to an empty place for 3-5 days, and then can be used as a base fertilizer of a soil conditioner, and the kitchen waste can be harmless, reduced and recycled through the kitchen waste high-temperature aerobic fermentation device.
Compared with the prior art, the utility model has the advantages that:
1. The kitchen waste high-temperature aerobic fermentation treatment system comprises a heating unit, a stirring unit and a blowing unit, wherein the temperature control is stable through the heating unit, the high-temperature aerobic fermentation can be realized, and the temperature required by the rapid fermentation of microorganisms is fully ensured; sufficient oxygen can be provided through the blower unit, so that oxygen required by aerobic microorganisms is ensured; the stirring unit can sufficiently stir the materials, so that kitchen waste is fully contacted with microorganisms, and rapid fermentation is realized. In the whole, the kitchen waste high-temperature aerobic fermentation treatment system can achieve the effects of stable temperature control, uniform stirring and sufficient oxygen, and has good treatment effect and high reduction degree on the kitchen waste.
2. The kitchen waste high-temperature aerobic fermentation treatment system has the advantages of simple structure, less manual operation, good treatment effect and the like, is favorable for harmless and reduction treatment of kitchen waste, and has wide market application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural diagram of a kitchen waste high-temperature aerobic fermentation treatment system in an embodiment.
Fig. 2 is a schematic structural view of a perforated grate in an embodiment.
Fig. 3 is a schematic diagram of an intelligent control unit of the kitchen waste high-temperature aerobic fermentation treatment system in the embodiment.
Legend description:
1. a fermentation device; 2. a band Kong Bizi; 3. a stirring shaft; 4. stirring paddles; 5. a blower; 6. a vent line; 7. a heating device; 8. a deodorizing unit; 9. a discharge port; 10. a central control unit; 11. a driving device.
Detailed Description
The present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown, for the purpose of illustrating the utility model, but the scope of the utility model is not limited to the specific embodiments shown.
Unless defined otherwise, all technical and scientific terms used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the scope of the present utility model.
Unless otherwise specifically indicated, the various raw materials, reagents, instruments, equipment and the like used in the present utility model are commercially available or may be prepared by existing methods.
Examples:
As shown in fig. 1 and 2, the kitchen waste high-temperature aerobic fermentation treatment system of the embodiment comprises a fermentation device 1 (such as a reaction kettle), wherein a heating unit for constantly controlling the temperature in the fermentation device 1 is arranged on the fermentation device 1, a stirring unit is arranged in the fermentation device 1, and a blast unit for providing oxygen to the fermentation device 1 is also arranged on the fermentation device 1.
As shown in fig. 2, in this embodiment, the inner wall of the fermenting device 1 is further provided with a plurality of perforated grates 2 obliquely downward, the perforated grates 2 are divided into one or more layers (2 layers are shown in the figure), and each layer includes a plurality of perforated grates 2 uniformly arranged, and the specific number of each layer may be not limited, and is generally not less than 2. In particular. In this embodiment, the perforated strainer 2 is elliptical, and the long axis is slightly pointed, so that the edge of one side of the long axis of the elliptical is tightly attached to the inner wall of the fermentation device 1. The arrangement of the holes on the perforated grate 2 is not limited, and for example, the hole arrangement shown in fig. 2 may be adopted.
In this embodiment, the stirring unit comprises a stirring shaft 3 and a plurality of stirring blades 4 on the stirring shaft 3 with different heights Cheng Sheyu along the edge. The driving device 11 for driving the stirring shaft 3 in this embodiment may be not limited, and a conventional driving motor may be adopted, and the driving motor may be connected with the central control unit 10, so as to implement automatic control of the stirring unit. In this embodiment, a layer of perforated grate 2 can be arranged between stirring paddles 4 at adjacent elevations.
In this embodiment, the plurality of stages of stirring blades 4 are arranged obliquely, and the oblique directions of the adjacent stirring blades 4 are kept opposite.
In this embodiment, the blower unit includes a blower 5 and a ventilation pipe 6, one end of the ventilation pipe 6 is connected to the blower 5, and the other end of the ventilation pipe 6 extends into the fermentation device 1 from the bottom of the fermentation device 1. The specific structural form of the blower 5 described above may be unlimited.
In this embodiment, the heating unit comprises a heating device 7 arranged on the outer wall of the fermentation device 1. The specific structural form of the heating device 7 described above may be unlimited.
In this embodiment, the top of the fermentation device 1 is provided with an opening, and a deodorizing unit 8 is connected to the opening.
In this embodiment, the bottom of the side wall of the fermentation device 1 is provided with a discharge port 9.
As shown in fig. 3, the embodiment further includes a central control unit 10, where the central control unit 10 is connected to the heating unit (heating device 7), the stirring unit (driving device 11), and the blower unit (blower 5) for controlling the automation operations of the heating unit, the stirring unit, and the blower unit.
The typical operation process of the high-temperature aerobic fermentation treatment system for kitchen waste in this embodiment can be referred to above, and will not be described here again.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. The kitchen waste high-temperature aerobic fermentation treatment system is characterized by comprising a fermentation device (1), wherein a heating unit for constantly controlling the temperature in the fermentation device (1) is arranged on the fermentation device (1), a stirring unit is arranged in the fermentation device (1), and a blast unit for supplying oxygen into the fermentation device (1) is also arranged on the fermentation device (1);
The inner wall of the fermentation device (1) is also provided with a plurality of obliquely downward belts Kong Bizi (2), the plurality of belts Kong Bizi (2) are divided into one or more layers, and each layer comprises a plurality of uniformly arranged belts Kong Bizi (2).
2. The high-temperature aerobic fermentation treatment system for kitchen waste according to claim 1, wherein the belt Kong Bizi (2) is in an elliptical shape, and the edge of one side of the major axis of the elliptical shape is tightly attached to the inner wall of the fermentation device (1).
3. Kitchen waste high-temperature aerobic fermentation treatment system according to claim 1 or 2, wherein the stirring unit comprises a stirring shaft (3) and stirring blades (4) on the stirring shaft (3) with different heights Cheng Sheyu along a plurality of sections.
4. A kitchen waste high temperature aerobic fermentation treatment system according to claim 3, wherein a plurality of sections of the stirring blades (4) are arranged obliquely, and the oblique directions of the adjacent stirring blades (4) are kept opposite.
5. Kitchen waste high-temperature aerobic fermentation treatment system according to claim 1 or 2, wherein the blast unit comprises a blast blower (5) and a ventilation pipeline (6), one end of the ventilation pipeline (6) is connected with the blast blower (5), and the other end of the ventilation pipeline (6) extends into the fermentation device (1) from the bottom of the fermentation device (1).
6. Kitchen waste high-temperature aerobic fermentation treatment system according to claim 1 or 2, characterized in that the heating unit comprises a heating device (7) arranged on the outer wall of the fermentation device (1).
7. Kitchen waste high-temperature aerobic fermentation treatment system according to claim 1 or 2, characterized in that the top of the fermentation device (1) is provided with an opening, and the opening is connected with a deodorizing unit (8).
8. Kitchen waste high-temperature aerobic fermentation treatment system according to claim 1 or 2, wherein a discharge port (9) is arranged at the bottom of the side wall of the fermentation device (1).
9. Kitchen waste high temperature aerobic fermentation treatment system according to claim 1 or 2, further comprising a central control unit (10), wherein the central control unit (10) is connected with the heating unit, the stirring unit and the blowing unit for controlling the automatic operation of the heating unit, the stirring unit and the blowing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221264793.4U CN220951592U (en) | 2022-05-24 | 2022-05-24 | Kitchen garbage high-temperature aerobic fermentation treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221264793.4U CN220951592U (en) | 2022-05-24 | 2022-05-24 | Kitchen garbage high-temperature aerobic fermentation treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220951592U true CN220951592U (en) | 2024-05-14 |
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ID=90981457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221264793.4U Active CN220951592U (en) | 2022-05-24 | 2022-05-24 | Kitchen garbage high-temperature aerobic fermentation treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220951592U (en) |
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2022
- 2022-05-24 CN CN202221264793.4U patent/CN220951592U/en active Active
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