CN112174490A - Process method for treating septic tank - Google Patents
Process method for treating septic tank Download PDFInfo
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- CN112174490A CN112174490A CN202011027189.5A CN202011027189A CN112174490A CN 112174490 A CN112174490 A CN 112174490A CN 202011027189 A CN202011027189 A CN 202011027189A CN 112174490 A CN112174490 A CN 112174490A
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- Prior art keywords
- sewage
- septic tank
- slag
- excrement
- treatment according
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/004—Sludge detoxification
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/02—Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a process method for treating a septic tank, and relates to the field of household kitchens. The process method for treating the septic tank comprises the following steps: s1, firstly, carrying out sand and impurity removal treatment on collected excrement slag to separate impurities in the excrement slag; s2, adding a conditioner into the separated excrement slag for conditioning; s3, deeply dehydrating and sterilizing the conditioned excrement slag; s4, performing oil-water separation treatment on the filtered sewage, cooling the separated oil to form grease, and preparing the grease into biodiesel; s5, preparing the dehydrated excrement and slag into mud cakes through a process; and S6, collecting and treating the sewage and odor generated in the whole treatment process, and discharging the sewage and odor after the sewage and odor reach the discharge standard. The method provided by the invention can completely remove impurities in the manure, reduce the water content of the manure to a lower level, and ensure that the product produced by the manure has higher quality.
Description
Technical Field
The invention relates to the field of a manure treatment process, in particular to a process method for treating a septic tank.
Background
People in China have a large population, human excrement is extremely large in quantity, but the treatment of the excrement becomes a headache problem of people. With the increasing social population, the daily production of excrement residue garbage by consumers is increased, but the treatment of excrement is difficult.
The current treatment for feces is as follows: 1. people directly discharge excrement into a sewer and discharge industrial sewage into a sewage treatment plant together for treatment, but when the sewage treatment plant treats the garbage, the industrial or civil garbage cannot be separately treated, so that the quality of the sludge obtained by the sewage treatment plant cannot be guaranteed, and the sludge cannot be used for agricultural planting, such as heavy metal exceeding and the like; 2. the method adopts the fecal sewage innocent treatment technology, and the process comprises the steps that fecal residues enter a grating machine through a discharge pipe, large granular solid matters in the fecal residues and sludge are removed through the grating machine, fecal residues and sludge are formed after sundries are removed, the fecal residues and sludge enter a composting stage after being dehydrated, and a composting product is formed after a period of high-temperature aerobic fermentation, in the process, the moisture content of the composting product is as high as about 70-80%, so that the moisture content of the fecal residues is higher, the reduction degree is not high, and the subsequent treatment cost is higher.
Therefore, it is necessary to design a process for septic tank treatment to solve the existing problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a process method for treating a septic tank, which solves the problems that the water content in the treated manure is too high, the subsequent treatment is not facilitated, and the impurity angle quality in the manure is poor.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a process for septic tank treatment, comprising the steps of:
s1, firstly, carrying out sand and impurity removal treatment on collected excrement slag to separate impurities in the excrement slag;
s2, adding a conditioner into the separated excrement slag for conditioning;
s3, deeply dehydrating and sterilizing the conditioned excrement slag;
s4, performing oil-water separation treatment on the filtered sewage, cooling the separated oil to form grease, and preparing the grease into biodiesel;
s5, preparing the dehydrated excrement and slag into mud cakes through a process;
and S6, collecting and treating the sewage and odor generated in the whole treatment process, and discharging the sewage and odor after the sewage and odor reach the discharge standard.
Preferably, the impurity separation in the step S1 is completed by a sand and impurity removing solid-liquid separation all-in-one machine.
Preferably, the sundries in the step S1 include paper towels, plastic bags, plastic bottles, glass bottles, metals, gravels, hair, etc.
Preferably, after the impurities are separated, the metals, the gravels and the like are transported to a refuse landfill for landfill, and the other impurities are recycled after treatment.
Preferably, the regulator in step S2 is formed by mixing slaked lime, copperas and aluminum sulfate, and the mass ratio of the regulator to the manure residues is 1: 1000.
preferably, the regulator comprises 20-50% of hydrated lime, 10-40% of copperas and 10-20% of aluminum sulfate.
Preferably, in the step S3, the deep dehydrator is used to dehydrate the fecal sewage, and then the dehydrated fecal sewage is introduced into the high-temperature sterilization chamber to be sterilized.
Preferably, in step S4, the wastewater is subjected to oil-water separation using an oil-water separator.
Preferably, the quality of the mud cake is detected after the mud cake is manufactured, and the mud cake is transported outside for use after reaching the standard.
(III) advantageous effects
The invention provides a process method for treating a septic tank. The method has the following beneficial effects:
1. the method designed by the invention can completely separate out impurities in the manure residues, ensure the quality of the manure residues, and simultaneously reduce the water content of the manure residues to 20-25%, thereby greatly improving the quality of the fertilizer prepared from the manure residues.
2. The method designed by the invention not only can completely utilize the excrement residues, but also can recycle the grease contained in the excrement residues, so that the resource utilization is maximized, and the treatment process is environment-friendly and pollution-free and has lower cost.
Drawings
FIG. 1 is a process flow diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, an embodiment of the present invention provides a process for treating a septic tank, including the following steps:
s1, firstly introducing collected excrement residues into a sand and impurity removing solid-liquid separation all-in-one machine for removing impurities, separating impurities such as paper towels, plastic bags, plastic bottles, glass bottles, metals, gravels, hair and the like in the excrement residues, conveying the metals, the gravels and the like to a refuse landfill for landfill, and recycling after other treatments to ensure that no substances influencing subsequent treatment and forming quality exist in the excrement residues;
s2, adding a conditioner formed by mixing slaked lime, copperas and aluminum sulfate into the separated dung slag for conditioning, wherein the slaked lime is 50%, the copperas is 40% and the aluminum sulfate is 10%, stirring the dung slag after the conditioner is added, and then placing for 7 days, wherein the conditioner can improve the dehydration performance of the dung slag, the water content of the dung slag is reduced, and the workload is reduced for subsequent dehydration treatment;
s3, inputting the conditioned fecal slag into a deep dehydrator for deep dehydration, and then introducing the dehydrated fecal slag into a high-temperature sterilization chamber for sterilization treatment, so as to ensure that the moisture content in the fecal slag reaches 24%, and simultaneously removing bacteria in the fecal slag, thereby avoiding influencing the quality of the produced product;
s4, the filtered sewage is communicated with an oil-water separator to carry out oil-water separation on the sewage, after the oil is separated out, the sewage is cooled into grease, then the grease is prepared into biodiesel, the waste oil is utilized, and meanwhile, the subsequent treatment of the wastewater is simpler;
s5, preparing the dehydrated excrement residues into mud cakes through a process, carrying out quality detection after the mud cakes are prepared, and carrying out outward transportation for use after the mud cakes reach the standard;
and S6, collecting and treating the sewage and odor generated in the whole treatment process, and discharging the sewage and odor after reaching a discharge standard to avoid environmental pollution.
Example two:
as shown in fig. 1, an embodiment of the present invention provides a process for treating a septic tank, including the following steps:
s1, firstly introducing collected excrement residues into a sand and impurity removing solid-liquid separation all-in-one machine for removing impurities, separating impurities such as paper towels, plastic bags, plastic bottles, glass bottles, metals, gravels, hair and the like in the excrement residues, conveying the metals, the gravels and the like to a refuse landfill for landfill, and recycling after other treatments to ensure that no substances influencing subsequent treatment and forming quality exist in the excrement residues;
s2, adding a conditioner formed by mixing slaked lime, copperas and aluminum sulfate into the separated dung residues for conditioning, wherein 40% of slaked lime, 40% of copperas and 20% of aluminum sulfate are added, stirring the dung residues after the conditioner is added, and then standing for 8 days;
s3, inputting the conditioned fecal slag into a deep dehydrator for deep dehydration, and then introducing the dehydrated fecal slag into a high-temperature sterilization chamber for sterilization treatment to ensure that the moisture content in the fecal slag reaches 22%;
s4, enabling the filtered sewage to pass through an oil-water separator to carry out oil-water separation on the sewage, cooling the separated oil to form grease, and then preparing the grease into biodiesel;
s5, preparing the dehydrated excrement residues into mud cakes through a process, carrying out quality detection after the mud cakes are prepared, and carrying out outward transportation for use after the mud cakes reach the standard;
and S6, collecting and treating the sewage and odor generated in the whole treatment process, and discharging the sewage and odor after reaching a discharge standard to avoid environmental pollution.
Example three:
as shown in fig. 1, an embodiment of the present invention provides a process for treating a septic tank, including the following steps:
s1, firstly introducing collected excrement residues into a sand and impurity removing solid-liquid separation all-in-one machine for removing impurities, separating impurities such as paper towels, plastic bags, plastic bottles, glass bottles, metals, gravels, hair and the like in the excrement residues, conveying the metals, the gravels and the like to a refuse landfill for landfill, and recycling after other treatments to ensure that no substances influencing subsequent treatment and forming quality exist in the excrement residues;
s2, adding a conditioner formed by mixing slaked lime, copperas and aluminum sulfate into the separated dung residues for conditioning, wherein 40% of slaked lime, 42% of copperas and 18% of aluminum sulfate are stirred after the conditioner is added, and then the dung residues are placed for 7 days;
s3, inputting the conditioned fecal slag into a deep dehydrator for deep dehydration, and then introducing the dehydrated fecal slag into a high-temperature sterilization chamber for sterilization treatment to ensure that the moisture content in the fecal slag reaches 23%;
s4, enabling the filtered sewage to pass through an oil-water separator to carry out oil-water separation on the sewage, cooling the separated oil to form grease, and then preparing the grease into biodiesel;
s5, preparing the dehydrated excrement residues into mud cakes through a process, carrying out quality detection after the mud cakes are prepared, and carrying out outward transportation for use after the mud cakes reach the standard;
and S6, collecting and treating the sewage and odor generated in the whole treatment process, and discharging the sewage and odor after reaching a discharge standard to avoid environmental pollution.
Example four:
as shown in fig. 1, an embodiment of the present invention provides a process for treating a septic tank, including the following steps:
s1, firstly introducing collected excrement residues into a sand and impurity removing solid-liquid separation all-in-one machine for removing impurities, separating impurities such as paper towels, plastic bags, plastic bottles, glass bottles, metals, gravels, hair and the like in the excrement residues, conveying the metals, the gravels and the like to a refuse landfill for landfill, and recycling after other treatments to ensure that no substances influencing subsequent treatment and forming quality exist in the excrement residues;
s2, adding a conditioner formed by mixing slaked lime, copperas and aluminum sulfate into the separated dung slag for conditioning, wherein the slaked lime is 45%, the copperas is 40% and the aluminum sulfate is 15%, stirring the dung slag after the conditioner is added, and then placing for 7 days, wherein the conditioner can improve the dehydration performance of the dung slag, the water content of the dung slag is reduced, and the workload is reduced for subsequent dehydration treatment;
s3, inputting the conditioned fecal slag into a deep dehydrator for deep dehydration, and then introducing the dehydrated fecal slag into a high-temperature sterilization chamber for sterilization treatment to ensure that the moisture content in the fecal slag reaches 22%, and simultaneously removing bacteria in the fecal slag to avoid influencing the quality of the produced product;
s4, the filtered sewage is communicated with an oil-water separator to carry out oil-water separation on the sewage, after the oil is separated out, the sewage is cooled into grease, then the grease is prepared into biodiesel, the waste oil is utilized, and meanwhile, the subsequent treatment of the wastewater is simpler;
s5, preparing the dehydrated excrement residues into mud cakes through a process, carrying out quality detection after the mud cakes are prepared, and carrying out outward transportation for use after the mud cakes reach the standard;
and S6, collecting and treating the sewage and odor generated in the whole treatment process, and discharging the sewage and odor after reaching a discharge standard to avoid environmental pollution.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A process method for treating a septic tank is characterized by comprising the following steps: the method comprises the following steps:
s1, firstly, carrying out sand and impurity removal treatment on collected excrement slag to separate impurities in the excrement slag;
s2, adding a conditioner into the separated excrement slag for conditioning;
s3, deeply dehydrating and sterilizing the conditioned excrement slag;
s4, performing oil-water separation treatment on the filtered sewage, cooling the separated oil to form grease, and preparing the grease into biodiesel;
s5, preparing the dehydrated excrement and slag into mud cakes through a process;
and S6, collecting and treating the sewage and odor generated in the whole treatment process, and discharging the sewage and odor after the sewage and odor reach the discharge standard.
2. A process for septic tank treatment according to claim 1, characterised in that: and the impurity separation in the step S1 is completed through a sand and impurity removing solid-liquid separation all-in-one machine.
3. A process for septic tank treatment according to claim 1, characterised in that: the sundries in the step S1 comprise paper towels, plastic bags, plastic bottles, glass bottles, metal, gravels, hair and the like.
4. A process for septic tank treatment according to claim 1, characterised in that: after the impurities are separated, the metal, the sand, the stone and the like are transported to a refuse landfill for landfill, and the other materials are recycled after being treated.
5. A process for septic tank treatment according to claim 1, characterised in that: the regulator in the step S2 is formed by mixing hydrated lime, copperas and aluminum sulfate, and the mass ratio of the regulator to the manure slag is 1: 1000.
6. a process for septic tank treatment according to claim 4, characterised in that: the regulator comprises 20-50% of slaked lime, 10-40% of copperas and 10-20% of aluminum sulfate.
7. A process for septic tank treatment according to claim 1, characterised in that: and in the step S3, a deep dehydrator is adopted to dehydrate the fecal residues, and then the dehydrated fecal residues are introduced into a high-temperature sterilization chamber to be sterilized.
8. A process for septic tank treatment according to claim 1, characterised in that: in the step S4, an oil-water separator is used to separate oil from water in the sewage.
9. A process for septic tank treatment according to claim 1, characterised in that: and after the mud cakes are manufactured, the quality of the mud cakes is detected, and the mud cakes are transported to the outside for use after reaching the standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011027189.5A CN112174490A (en) | 2020-09-25 | 2020-09-25 | Process method for treating septic tank |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011027189.5A CN112174490A (en) | 2020-09-25 | 2020-09-25 | Process method for treating septic tank |
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| CN202011027189.5A Pending CN112174490A (en) | 2020-09-25 | 2020-09-25 | Process method for treating septic tank |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102690032A (en) * | 2012-06-13 | 2012-09-26 | 郑百祥 | Anaerobic tank sewage disposal method and disposal equipment thereof |
| CN102784795A (en) * | 2012-08-30 | 2012-11-21 | 北京世纪国瑞环境工程技术有限公司 | Kitchen waste resourceful utilization method |
| KR20130102195A (en) * | 2012-03-07 | 2013-09-17 | 지인철 | Manufacturing method of the organic fertilizer using feces as a raw material and the equipment thereof |
| CN105217884A (en) * | 2015-09-18 | 2016-01-06 | 北京环业兴吉科技有限公司 | A kind of city nightsoil garbage comprehensive treatment technology |
| CN105314815A (en) * | 2014-05-29 | 2016-02-10 | 宝山钢铁股份有限公司 | Sludge dewatering conditioning agent and dewatering method thereof |
| CN110590026A (en) * | 2019-09-02 | 2019-12-20 | 深圳市深创环境工程技术有限公司 | Dehydration method for deep conditioning of fecal sewage and sludge and dehydration device |
-
2020
- 2020-09-25 CN CN202011027189.5A patent/CN112174490A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130102195A (en) * | 2012-03-07 | 2013-09-17 | 지인철 | Manufacturing method of the organic fertilizer using feces as a raw material and the equipment thereof |
| CN102690032A (en) * | 2012-06-13 | 2012-09-26 | 郑百祥 | Anaerobic tank sewage disposal method and disposal equipment thereof |
| CN102784795A (en) * | 2012-08-30 | 2012-11-21 | 北京世纪国瑞环境工程技术有限公司 | Kitchen waste resourceful utilization method |
| CN105314815A (en) * | 2014-05-29 | 2016-02-10 | 宝山钢铁股份有限公司 | Sludge dewatering conditioning agent and dewatering method thereof |
| CN105217884A (en) * | 2015-09-18 | 2016-01-06 | 北京环业兴吉科技有限公司 | A kind of city nightsoil garbage comprehensive treatment technology |
| CN110590026A (en) * | 2019-09-02 | 2019-12-20 | 深圳市深创环境工程技术有限公司 | Dehydration method for deep conditioning of fecal sewage and sludge and dehydration device |
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Application publication date: 20210105 |