CN212469203U - Kitchen waste resourceful treatment system - Google Patents
Kitchen waste resourceful treatment system Download PDFInfo
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- CN212469203U CN212469203U CN202020963872.9U CN202020963872U CN212469203U CN 212469203 U CN212469203 U CN 212469203U CN 202020963872 U CN202020963872 U CN 202020963872U CN 212469203 U CN212469203 U CN 212469203U
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Images
Classifications
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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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- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a kitchen garbage resourceful treatment system, including sorting machine, rubbing crusher, solid-liquid separator, kitchen garbage biochemical treatment machine, secondary compost device, oil water separator, effluent treatment plant, soap powder machine and ozone dissolution generator. The utility model perfects the resource treatment system of the Chinese food garbage in the prior art; the parameters of the pretreatment (crushing and solid-liquid separation) of the kitchen waste are controlled, so that the fermentation efficiency is improved, and the fermentation effect is ensured; parameters are controlled in the rapid aerobic fermentation process of the kitchen waste, so that the fermentation efficiency is improved, and the fermentation effect is ensured; primarily judging the rotten condition of the secondary compost output so as to timely collect and detect the fertilizer; an ozone dissolving generator is added so as to clean the solid-liquid separator, the oil-water separator and the pipeline at regular time, and the solid-liquid separator, the oil-water separator and the pipeline are blocked and smelly.
Description
Technical Field
The utility model belongs to the field of refuse treatment, a kitchen garbage resourceful treatment system is related to.
Background
Kitchen waste is commonly called swill. Refers to waste and residual waste generated by residents in the food processing and consuming process, and is urban organic waste. The main components of the kitchen waste comprise rice and flour food residues, vegetables, animal and vegetable oil, meat and bones and the like; the chemical components of the fertilizer comprise starch, cellulose, protein, lipid and inorganic salt; in addition, the product also comprises a small amount of flavoring agent, waste tableware, napkin, toothpick, etc. Although the composition, properties and yield of the kitchen waste vary with the region and season, all kitchen waste has the following characteristics: 1) the water content is high; 2) the product is easy to rot and smell, and easy to breed germs, and can cause the spread of diseases; 3) rich nutrition and high development and utilization values.
The kitchen waste is an important component of municipal domestic waste, and in some cities in China, the proportion of the kitchen waste in the domestic waste is over 50 percent. With the rapid development of social economy, the catering industry develops rapidly, and the yield of kitchen waste increases day by day. According to statistics, the annual output of the urban kitchen waste in China currently exceeds 9000 ten thousand tons. Therefore, a large amount of kitchen waste cannot be properly treated, so that great pressure is caused to the urban environment, and the normal life and the body health of people are seriously threatened. As is well known, the main direction of kitchen waste in most areas of China is to feed pigs. The kitchen waste is extremely easy to generate phenomena of acidification, mildewing, putrefaction and the like in the storage and transportation processes, and the putrefaction kitchen waste contains various toxins and pathogenic microorganisms and is easy to cause human body infection viruses after entering human bodies in the form of food chains.
In addition, the phenomenon that waste oil is extracted from kitchen waste to obtain the riot is caused, and the waste oil contains impurities, aflatoxin, benzene and other carcinogens, so that chronic diseases such as tumors and the like can be caused after long-term eating. Therefore, the treatment of kitchen waste is becoming a new problem facing the urban management in China. Although some cities have already taken measures to treat the garbage, the kitchen waste treatment is only started from the aspect of technology, management and the like, and high attention needs to be paid. Because the kitchen waste has the characteristics of typical wastes and resources, the reasonable treatment of the kitchen waste is extremely important.
The prior art has the following defects: (1) a specific treatment method for recycling kitchen waste due to lack of kitchen waste is not described; (2) the pretreatment (crushing and solid-liquid separation) of the kitchen waste is not subjected to parameter control, so that the quick aerobic fermentation effect is poor; (3) the process and parameters of the rapid fermentation process of the kitchen waste are not strictly controlled, so that the fermentation effect is poor; (4) the rotten condition of the secondary compost output is not judged, so that the rotten condition of the fertilizer is not well known; (5) the solid-liquid separator, the oil-water separator and the pipeline are not cleaned, so that the solid-liquid separator, the oil-water separator and the pipeline are blocked.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem that exists among the prior art, the technical scheme of the utility model is:
a resourceful treatment system for kitchen waste is characterized by comprising a sorting machine, a pulverizer, a solid-liquid separator, a kitchen waste biochemical treatment machine, a secondary composting device, an oil-water separator, a wastewater treatment device, a soap powder machine and an ozone dissolution generator, wherein,
the sorting machine is connected with the crushing machine, the sorting machine sorts the kitchen waste and sorts out non-kitchen waste, and the crushing machine crushes the sorted kitchen waste to obtain a kitchen waste solid-liquid mixture with the granularity of 2-4 cm;
the solid-liquid separator is connected with the pulverizer, and solid-liquid separation is carried out on the solid-liquid mixture of the kitchen waste obtained by pulverization to obtain solid kitchen waste residues and a liquid water-oil mixture;
the kitchen waste biochemical treatment machine is connected with the solid-liquid separator, an aerobic fermentation microbial inoculum and auxiliary materials are added into solid kitchen waste residues, a temperature in a preset range and an oxygen volume concentration in a preset range are supplied, and the solid kitchen waste is subjected to rapid aerobic fermentation treatment to generate an organic fertilizer raw material;
the secondary composting device is connected with the kitchen waste biochemical treatment machine, garden waste with the granularity less than 5cm is put into the organic fertilizer raw material, or animal excrement is mixed into the organic fertilizer raw material, and the organic fertilizer raw material is turned and piled to produce decomposed fertilizer;
the oil-water separator is connected with the solid-liquid separator, and is used for separating out oil substances in the liquid water-oil mixture output by the solid-liquid separator to obtain waste oil and waste water;
the wastewater treatment device is connected with the oil-water separator, and wastewater is treated by adopting an up-flow anaerobic sludge bed reaction, a barbie dephosphorization and denitrification technology and a homogeneous flocculation oxidation technology;
the soap powder machine is connected with the oil-water separator, caustic soda is added into the waste oil, the waste oil is stirred, soap blocks are generated by a heating and shaping mode, and then the soap blocks are crushed to generate soap powder for washing;
the ozone dissolving generator is connected with the solid-liquid separator, the oil-water separator and the pipeline connecting the solid-liquid separator and the oil-water separator, and is used for generating clean water rich in ozone at regular time, cleaning the solid-liquid separator, the oil-water separator and the pipeline connecting the solid-liquid separator and the oil-water separator.
Preferably, the aerobic fermentation bacteria agent treats more than 1000kg of solid kitchen waste particles per kilogram, and the effective viable count of microorganisms is 108～109cfu/g or more.
Preferably, the aerobic fermentation microbial inoculum is prepared by compounding bacillus, saccharomycetes, grease decomposing bacteria, actinomycetes, efficient macromolecular decomposition enzymes and mineral substances, and the proportion is adjustable.
Preferably, the auxiliary materials comprise sawdust, straws and peanut shells, and the water content and the carbon-nitrogen ratio of the kitchen waste are adjusted.
Preferably, the temperature in the preset range is 45-60 ℃, and the oxygen volume concentration in the preset range is 14-17%.
Compared with the prior art, the utility model discloses there is following beneficial effect at least:
(1) the kitchen waste recycling treatment system is perfected, and the kitchen waste is completely recycled from sorting, crushing, solid-liquid separation, oil-water separation and further treatment of waste water and waste oil;
(2) the parameters of the pretreatment (crushing and solid-liquid separation) of the kitchen waste are controlled, so that the fermentation efficiency is improved, and the fermentation effect is ensured;
(3) parameters of the rapid aerobic fermentation of the kitchen waste are controlled, so that the fermentation efficiency is improved, and the fermentation effect is ensured;
(4) explaining a preliminary judgment method for the rotten condition of secondary compost output so as to timely collect and detect the fertilizer;
(5) an ozone dissolving generator is added so as to clean the solid-liquid separator, the oil-water separator and the pipeline at regular time, and the solid-liquid separator, the oil-water separator and the pipeline are blocked and smelly.
Drawings
FIG. 1 is a block diagram of a kitchen waste recycling system according to an embodiment of the present invention;
fig. 2 is a block diagram of a kitchen waste recycling system according to another embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in order to provide a better understanding of the present invention to the public, certain specific details are set forth in the following detailed description of the invention. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details.
System example 1
Referring to fig. 1, a kitchen waste resourceful treatment system comprises a sorting machine 10, a pulverizer 20, a solid-liquid separator 30, a kitchen waste biochemical treatment machine 40, a secondary composting device 50, an oil-water separator 60, a wastewater treatment device 70 and a soap powder machine 80, wherein,
the sorting machine 10 is connected with the crushing machine 20, the sorting machine 10 sorts the kitchen waste and sorts out non-kitchen waste, and the crushing machine 20 crushes the sorted kitchen waste to obtain a kitchen waste solid-liquid mixture with the granularity of 2-4 cm;
the solid-liquid separator 30 is connected with the pulverizer 20, and solid-liquid separation is performed on the solid-liquid mixture of the kitchen waste obtained by pulverization to obtain a solid kitchen waste residue and liquid water-oil mixture;
the kitchen waste biochemical treatment machine 40 is connected with the solid-liquid separator 30, an aerobic fermentation microbial inoculum and auxiliary materials are added into the solid kitchen waste residues, a temperature in a preset range and an oxygen volume concentration in a preset range are supplied, and the solid kitchen waste is subjected to rapid aerobic fermentation treatment to generate an organic fertilizer raw material;
the secondary composting device 50 is connected with the kitchen waste biochemical treatment machine 40, garden waste with the granularity less than 5cm is put into the organic fertilizer raw materials, or animal excrement is mixed into the organic fertilizer raw materials, and the organic fertilizer raw materials are turned and piled to produce decomposed fertilizer;
the oil-water separator 60 is connected with the solid-liquid separator 30, and separates out oil and fat substances in the liquid water-oil mixture output by the solid-liquid separator 30 to obtain waste oil and waste water;
the wastewater treatment device 70 is connected with the oil-water separator 60, and wastewater is treated by adopting an up-flow anaerobic sludge bed reaction, a barbituric dephosphorization and denitrification technology and a homogeneous flocculation oxidation technology;
the soap powder machine 80 is connected with the oil-water separator 60, and the caustic soda is added into the waste oil, and is stirred with the waste oil, and soap blocks are generated by heating and shaping, and then are crushed, and the soap powder for washing is generated.
In the embodiment, in the secondary composting device 50, when the fertilizer turns into black brown, the smell is light smelly ammonia, and the temperature of the material is reduced to room temperature, the decomposition is completed.
System embodiment 2
On the basis of the embodiment 1, referring to fig. 2, the ozone dissolving generator 90 is further included, and is connected with the solid-liquid separator 30, the oil-water separator 60 and the pipeline connecting the two, so as to periodically generate ozone-rich clean water, and clean the solid-liquid separator 30, the oil-water separator 60 and the pipeline connecting the two.
The waste oil separated by the oil-water separator 60 can also be used as a feed grease raw material or an industrial grease raw material. Waste gas is generated in the treatment process, and the waste gas heat energy is utilized to culture biological bacteria by adopting a waste gas heat energy recovery technology; the exhaust gas after cooling reaches the national environmental protection standard, an exhaust pipe can be arranged to enter a specially arranged fungus culture room, and the temperature of the two culture rooms is respectively 50-70 ℃ and 30-50 ℃ by utilizing the heat energy of the exhaust gas; the discharged waste gas needs to be cooled and condensed to reduce the discharged concentration of the waste gas and remove the waste gas pollution, the waste gas is gradually condensed by absorbing heat in a heat energy mode, clean condensed water can be stored and conveyed into a heat-preservation storage tank through a water pump, and the condensed water can be used as domestic water and industrial water.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A resourceful treatment system for kitchen waste is characterized by comprising a sorting machine, a pulverizer, a solid-liquid separator, a kitchen waste biochemical treatment machine, a secondary composting device, an oil-water separator, a wastewater treatment device, a soap powder machine and an ozone dissolution generator, wherein,
the sorting machine is connected with the crushing machine, the sorting machine sorts the kitchen waste and sorts out non-kitchen waste, and the crushing machine crushes the sorted kitchen waste to obtain a kitchen waste solid-liquid mixture with the granularity of 2-4 cm;
the solid-liquid separator is connected with the pulverizer, and solid-liquid separation is carried out on the solid-liquid mixture of the kitchen waste obtained by pulverization to obtain solid kitchen waste residues and a liquid water-oil mixture;
the kitchen waste biochemical treatment machine is connected with the solid-liquid separator, an aerobic fermentation microbial inoculum and auxiliary materials are added into solid kitchen waste residues, a temperature in a preset range and an oxygen volume concentration in a preset range are supplied, and the solid kitchen waste is subjected to rapid aerobic fermentation treatment to generate an organic fertilizer raw material;
the secondary composting device is connected with the kitchen waste biochemical treatment machine, garden waste with the granularity less than 5cm is put into the organic fertilizer raw material, or animal excrement is mixed into the organic fertilizer raw material, and the organic fertilizer raw material is turned and piled to produce decomposed fertilizer;
the oil-water separator is connected with the solid-liquid separator, and is used for separating out oil substances in the liquid water-oil mixture output by the solid-liquid separator to obtain waste oil and waste water;
the wastewater treatment device is connected with the oil-water separator, and wastewater is treated by adopting an up-flow anaerobic sludge bed reaction, a barbie dephosphorization and denitrification technology and a homogeneous flocculation oxidation technology;
the soap powder machine is connected with the oil-water separator, caustic soda is added into the waste oil, the waste oil is stirred, soap blocks are generated by a heating and shaping mode, and then the soap blocks are crushed to generate soap powder for washing;
the ozone dissolving generator is connected with the solid-liquid separator, the oil-water separator and the pipeline connecting the solid-liquid separator and the oil-water separator, and is used for generating clean water rich in ozone at regular time, cleaning the solid-liquid separator, the oil-water separator and the pipeline connecting the solid-liquid separator and the oil-water separator.
2. The system of claim 1, wherein the aerobic fermentation agent treats more than 1000kg of solid kitchen meal per kgThe effective viable count of the garbage particles and microorganisms is 108～109cfu/g or more.
3. The system of claim 2, wherein the aerobic fermentation microbial inoculum is prepared by compounding bacillus, yeast, grease decomposing bacteria, actinomycetes, efficient macromolecular decomposition enzymes and minerals in an adjustable proportion.
4. The system of claim 1, wherein the auxiliary materials comprise sawdust, wood chips, straw and peanut shells, and the water content and the carbon-nitrogen ratio of the kitchen waste are adjusted.
5. The system of claim 1, wherein the predetermined range of temperatures is between 45 ℃ and 60 ℃ and the predetermined range of oxygen concentration ranges between 14% and 17% by volume.
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| CN202020963872.9U CN212469203U (en) | 2020-05-29 | 2020-05-29 | Kitchen waste resourceful treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113290023A (en) * | 2021-05-24 | 2021-08-24 | 浙江仁治环保有限公司 | Feeding system in garbage disposal equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290023A (en) * | 2021-05-24 | 2021-08-24 | 浙江仁治环保有限公司 | Feeding system in garbage disposal equipment |
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