CN111777298A - Intelligent excrement treatment device and treatment process thereof - Google Patents
Intelligent excrement treatment device and treatment process thereof Download PDFInfo
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- CN111777298A CN111777298A CN202010600666.6A CN202010600666A CN111777298A CN 111777298 A CN111777298 A CN 111777298A CN 202010600666 A CN202010600666 A CN 202010600666A CN 111777298 A CN111777298 A CN 111777298A
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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
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/70—Controlling the treatment in response to process parameters
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/90—Apparatus therefor
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/90—Apparatus therefor
- C05F17/964—Constructional parts, e.g. floors, covers or doors
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/90—Apparatus therefor
- C05F17/993—Arrangements for measuring process parameters, e.g. temperature, pressure or humidity
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
- C05F3/04—Fertilisers from human or animal excrements, e.g. manure from human faecal masses
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
- C05F3/06—Apparatus for the manufacture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The invention belongs to the technical field of energy environmental protection equipment, and particularly relates to an intelligent treatment device and a treatment process for excrement. The device comprises a material collecting system for collecting materials, a biogas preparation and storage system for fermenting biogas slurry and collecting and storing biogas, and a control system for intelligently controlling the electrical elements; the material collecting system is communicated with the methane preparation and storage system through a transmission pipe, and the control system is connected with the electric elements of the methane preparation and storage system through leads. The treatment process comprises the following steps: collecting materials; buffering materials; fermenting the materials; storing the biogas residues; and collecting and storing the methane. The device further excavates the value of wastes, can reduce the pollution of the wastes to the environment, and can realize the aim of changing wastes into valuables. On one hand, the pollution of the waste to the environment is reduced, on the other hand, the traditional waste is converted into the tradable natural organic fertilizer, so that the full utilization of resources is achieved, the economic benefit and the social benefit are improved, and the aim of protecting the environment is fulfilled.
Description
The technical field is as follows:
the invention belongs to the technical field of energy environmental protection equipment, and particularly relates to an intelligent treatment device and a treatment process for excrement.
Background art:
in recent years, with the continuous promotion of the 'toilet revolution', although the number of newly built and reconstructed toilets in China is greatly increased, the management level of toilet systems of rural toilets, urban public toilets, industrial and mining enterprise public toilets, schools and other public institutions in some areas is also improved to a certain extent, but the toilet treatment means all have some common problems: the facilities are isolated and do not form a system; the output is unstable and is not easy to appear; the method has high investment and low cost performance, basically solves the problem of difficult defecation of the traditional three difficulties of difficult defecation, difficult feces treatment and difficult pollution discharge, does not convert the thought, converts the wastes which possibly pollute the environment into the treasure, and fundamentally solves the other two problems of difficult feces treatment and difficult pollution discharge which are the problems to be solved at present.
The invention content is as follows:
the invention aims to provide an intelligent fecal sewage treatment device and a treatment process thereof, which further excavate the value of wastes, can reduce the pollution of the wastes to the environment, and can realize the aim of changing waste into valuables. On one hand, the pollution of the waste to the environment is reduced, on the other hand, the traditional waste is converted into the tradable natural organic fertilizer, so that the aims of fully utilizing resources, improving economic benefits and social benefits and realizing the purposes of protecting the environment and changing waste into valuables are fulfilled.
The technical scheme adopted by the invention is as follows: an intelligent fecal sewage treatment device comprises a material collecting system for collecting materials, a biogas preparation and storage system for fermenting biogas slurry and collecting and storing biogas, a metering system for trading biogas slurry and biogas and a control system for intelligently controlling electrical elements; the material collecting system is communicated with the biogas preparation and storage system through a transmission pipe, the metering system for biogas slurry and biogas transaction is connected with the control system through a signal line and transmits data to the rear-end cloud platform, and the control system is connected with an electrical element of the biogas preparation and storage system through a lead.
Further, the material collecting system comprises a material collecting tank, a first electronic liquid level meter, a filter, a dirt lifting pump and a first stop valve; the side of the material collecting tank is provided with a toilet sewage pipeline), the top of the material collecting tank is provided with an exhaust pipe and a sundries inlet, the first electronic liquid level meter is arranged in the material collecting tank, and the filter, the filth lifting pump and the stop valve are arranged on a transmission pipe of the material collecting tank.
Further, the biogas preparation and storage system comprises a sewage buffer container, a fermentation reaction container, a biogas residue storage container, a compressor, a biogas buffer tank and a biogas storage tank which are arranged in the container; a second electronic liquid level meter and a digital pressure sensor are respectively arranged in the sewage buffer container, the fermentation reaction container and the biogas residue storage container, a digital temperature sensor is arranged in the fermentation reaction container, and a heater is arranged at the bottom of the fermentation reaction container; the transmission pipes at the bottoms of the sewage buffer container and the fermentation reaction container, the fermentation reaction container and the biogas residue storage container are respectively provided with a second stop valve and a third stop valve; a first flowmeter and a fourth stop valve are arranged on an output pipe of the biogas residue storage container; a fifth stop valve, a second flowmeter and a pressure release valve are arranged on a gas transmission pipe of the biogas storage tank; digital pressure sensors are arranged in the methane storage tank and the methane buffer tank.
Furthermore, the biogas storage tank is communicated with an air inlet pipe of the biogas buffer tank and an air outlet pipe of the compressor through a communicating pipe, and the air outlet pipe is communicated with biogas purging pipelines arranged in the sewage buffer container, the fermentation reaction container and the biogas residue storage container; the gas outlet pipe of the biogas buffer tank and the gas inlet pipe of the compressor are communicated with gas guide pipes arranged in the sewage buffer container, the fermentation reaction container and the biogas residue storage container; and the gas guide pipe, the gas inlet pipe, the gas outlet pipe, the communicating pipe and the methane sweeping pipeline are all provided with electromagnetic valves.
Further, the dirt buffer container is communicated with the material collecting system through a conveying pipe.
Furthermore, the control module of the control system comprises a temperature and heater control module, a liquid level control module, a pressure control module, a compressor control module, a solenoid valve control module, a flow meter control module and a GPS positioning and data transmission module.
Furthermore, the temperature and heater control module is respectively connected with the digital temperature sensor and the heater through leads, the liquid level control module is respectively connected with the electronic liquid level meter through leads, the pressure control module is respectively connected with the digital pressure sensor through leads, the compressor control module is connected with the compressor through leads, the electromagnetic valve control module is respectively connected with the electromagnetic valve through leads, and the flowmeter control module is respectively connected with the flowmeter through leads.
Further, the sewage buffer container, the fermentation reaction container and the biogas residue storage container are integrated into a tank body or three independent tank bodies.
Furthermore, the device is operated in a closed mode, and the upper end of each container is provided with an inspection opening.
Furthermore, the sewage buffer container, the fermentation reaction container and the biogas residue storage container are all provided with biogas purging pipeline systems, and the biogas purging pipeline systems are used for stirring sediments in the containers and pressurizing the containers simultaneously so as to realize material transfer.
Further, the treatment process for treating the excrement by using the intelligent excrement treatment device comprises the following steps of:
step one, collecting materials
The method comprises the following steps that toilet sewage enters a material collecting tank through a toilet sewage discharge pipeline, livestock and poultry manure and rotten plant waste enter the material collecting tank through a sundries inlet, when the liquid level value in the tank exceeds a system set limit value and the liquid level value in a material buffer container is lower than the system set limit value, a sewage lifting pump is started until one or two opening conditions are lacked, and the sewage lifting pump stops running;
step two, buffering materials
The material buffer container continuously receives the materials sent from the material collecting tank, if the parameters meet the conditions set by the system according to the level value and the pressure value in the material buffer container and the level value and the pressure value in the fermentation reaction container, the compressor is started to extract methane from the methane buffer tank, the methane is sent to the material buffer container through the methane sweeping pipeline for pressurization, and the materials are sent to the fermentation reaction container from the buffer container until the level value in the fermentation reaction container reaches the limit value set by the system;
step three, fermentation reaction
The fermentation reaction container continuously receives materials conveyed from the material buffer container, an electronic liquid level meter and a digital pressure sensor in the container monitor in real time, the values meet the limit value set by a system, a timing function of a control module and a heating device in the fermentation reaction container are started, the pressure and the temperature in the fermentation reaction container are continuously adjusted through a compressor and a biogas buffer tank according to the pressure value in the fermentation reaction container, the temperature value and the pressure value in the container are in the range of a floating interval set by the system until the time of the fermentation reaction reaches the value set by the system, meanwhile, the liquid level value in the biogas residue storage container meets the lower limit value set by the system, the system extracts biogas from the biogas buffer tank, blows and pressurizes the fermentation reaction container through a biogas purging pipeline, and sends the reaction materials in the fermentation reaction container into the biogas residue storage container, until the liquid level value in the fermentation reaction container reaches the limit value set by the system;
step four, biogas residue storage
The system starts a reminding function, sends prompt information to an owner of the device at certain time intervals until the liquid level value in the biogas residue storage container is reduced to meet the limit set by the system, when a stop valve of the biogas residue storage container is opened, the system extracts biogas from a biogas buffer tank, starts purging, stirring and pressurizing to the biogas residue storage container through a biogas purging pipeline, starts metering by a flowmeter, transmits the metering result to a background database through a control system until the liquid level value of the biogas residue storage container reaches the limit set by the system, and stops purging and discharging;
step five, collecting and storing the methane
The control and metering unit collects biogas in a material buffer container, a fermentation reaction container and a biogas residue storage container in real time through a pressure control module, the biogas is continuously sent to a biogas buffer tank to be conveyed, when the pressure value in the biogas buffer tank reaches the upper limit value set by the system, a compressor transfers the biogas in the biogas buffer tank to a biogas storage tank until the pressure value in the biogas storage tank reaches the lower limit value set by the system, the system starts a reminding function, and sends prompt information to an owner of the device at certain intervals; when the pressure value in the biogas storage tank reaches the upper limit value set by the system, automatically opening the pressure release valve until the pressure value in the biogas storage tank meets the limit set by the system; when the stop valve of the biogas storage tank is opened, the flowmeter starts to work, and the metering result is transmitted to a background database through the control system until the pressure value of the biogas storage tank reaches the lower limit value set by the system, and the biogas output stops.
The invention has the beneficial effects that: the intelligent fecal sewage treatment device and the treatment process thereof are provided, the value of the wastes is further excavated, the pollution of the wastes to the environment can be reduced, and the aim of changing waste into valuables can be fulfilled. On one hand, the pollution of the wastes to the environment is reduced, on the other hand, the traditional wastes are converted into the tradable natural organic fertilizer, so that the full utilization of resources is achieved, the economic benefit and the social benefit are improved, the aims of protecting the environment and turning waste into wealth are fulfilled, and the organic fertilizer is suitable for the hot environment in the south and the cold environment in the north; the system can be suitable for small-sized standard users in rural areas and standard users in urban public toilets; the system is suitable for medium-sized users of urban units and industrial and mining enterprises, and is also suitable for large-sized users of various breeding enterprises; the intelligent operation real-time monitoring can be realized, the product transaction can be carried out through an independent sharing platform, and one network and one transaction platform in the whole country can be realized through the application of the intelligent operation real-time monitoring system.
The intelligent fecal sewage treatment device consists of a material collecting system, a biogas slurry fermentation and storage system, a biogas residue and biogas collecting and storage system and a metering and selling system. The material collecting system consists of a material collecting tank, a toilet sewage draining pipeline, an exhaust pipe, other sundry inlets, an electronic liquid level meter, a filter, a sewage lifting pump and a stop valve. The biogas slurry fermentation storage system consists of a container, a sewage buffer container, a fermentation reaction container, a stop valve, an electronic liquid level meter, a heating device, a digital pressure sensor, a digital temperature sensor, an electromagnetic valve and a biogas purging pipeline. The biogas residue and biogas collection and storage system consists of a biogas residue storage container, an electronic liquid level meter, a digital pressure sensor, a biogas purging pipeline, an electromagnetic valve, a compressor, a biogas buffer tank and a biogas storage tank. The control metering system consists of a temperature and heating device control module, a liquid level control module, a pressure control module, a compressor control module, an electromagnetic valve control module, a flowmeter control module and a GPS positioning and data transmission module. The material collecting tank and the dirt buffer container are connected through a filter, a dirt lifting pump, a stop valve and a pipeline, and the material enters the dirt buffer container through the dirt lifting pump.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the first embodiment;
FIG. 2 is a block diagram of the process flow of example two.
The specific implementation mode is as follows:
example one
Referring to fig. 1, an intelligent fecal sewage treatment device comprises a material collection system for collecting materials, a biogas preparation and storage system for fermenting biogas slurry and collecting and storing biogas, a metering system for trading biogas slurry and biogas, and a control system for intelligently controlling electrical elements; the material collecting system is communicated with the biogas preparation and storage system through a transmission pipe, the metering system for biogas slurry and biogas transaction is connected with the control system through a signal line and transmits data to the rear-end cloud platform, and the control system is connected with an electrical element of the biogas preparation and storage system through a lead.
The material collecting system comprises a material collecting tank 1, a first electronic liquid level meter 1-4, a filter 1-5, a dirt lifting pump 1-6 and a first stop valve 1-7; the side surface of the material collecting tank 1 is provided with a toilet sewage discharge pipeline 1-1, the top of the material collecting tank is provided with an exhaust pipe 1-2 and a sundries inlet 1-3, the first electronic liquid level meter 1-4 is arranged in the material collecting tank 1, and the filter 1-5, the filth lifting pump 1-6 and the stop valve 1-7 are arranged on a transmission pipe of the material collecting tank 1.
The biogas preparation and storage system comprises a sewage buffer container 21, a fermentation reaction container 22, a biogas residue storage container 23, a compressor 2-10, a biogas buffer tank 2-11 and a biogas storage tank 2-12 which are arranged in a container 2; the sewage buffer container 21, the fermentation reaction container 22 and the biogas residue storage container 23 are respectively provided with a second electronic liquid level meter 2-6 and a digital pressure sensor 2-7, the fermentation reaction container 22 is internally provided with a digital temperature sensor 2-8, and the bottom of the fermentation reaction container 22 is provided with a heater 2-2; the conveying pipes at the bottoms of the sewage buffer container 21, the fermentation reaction container 22 and the biogas residue storage container 23 are respectively provided with a second stop valve 2-1 and a third stop valve 2-3; a first flowmeter 2-5 and a fourth stop valve 2-4 are arranged on an output pipe of the biogas residue storage container 23; a fifth stop valve 2-15, a second flowmeter 2-14 and a pressure relief valve 2-13 are arranged on a gas transmission pipe of the biogas storage tank 2-12; digital pressure sensors 2-7 are arranged in the biogas storage tanks 2-12 and the biogas buffer tanks 2-11.
The biogas storage tank 2-12 is communicated with an air inlet pipe of the biogas buffer tank 2-11 and an air outlet pipe of the compressor 2-10 through a communicating pipe, and the air outlet pipe is communicated with biogas purging pipelines 2-16 arranged in a sewage buffer container 21, a fermentation reaction container 22 and a biogas residue storage container 23; the gas outlet pipe of the biogas buffer tank 2-11 and the gas inlet pipe of the compressor 2-10 are communicated with gas guide pipes arranged in the sewage buffer container 21, the fermentation reaction container 22 and the biogas residue storage container 23; the gas guide pipe, the gas inlet pipe, the gas outlet pipe, the communicating pipe and the methane sweeping pipeline 2-16 are all provided with electromagnetic valves 2-9.
The dirt buffer container 21 communicates with the material collection system via a transfer pipe.
The control module 3 of the control system comprises a temperature and heater control module 31, a liquid level control module 32, a pressure control module 33, a compressor control module 34, a solenoid valve control module 35, a flow meter control module 36 and a GPS positioning and data transmission module 37.
The temperature and heater control module 31 is respectively connected with the digital temperature sensor 2-8 and the heater 2-2 through leads, the liquid level control module 32 is respectively connected with the electronic liquid level meter through leads, the pressure control module 33 is respectively connected with the digital pressure sensor 2-7 through leads, the compressor control module 34 is connected with the compressor 2-10 through leads, the electromagnetic valve control module 35 is respectively connected with the electromagnetic valves 2-9 through leads, and the flow meter control module 36 is respectively connected with the flow meter through leads.
The sewage buffer container 21, the fermentation reaction container 22 and the biogas residue storage container 23 are integrated or three independent tanks.
The device is operated in a closed mode, and the upper end of each container is provided with an inspection opening.
A material collecting tank: the method comprises the steps that toilet sewage enters a material collecting tank through a toilet sewage discharge pipeline, livestock and poultry excrement and other rotten plant waste enter the material collecting tank through other sundry inlets, when the measured value of a first electronic liquid level meter exceeds a certain value set by a system, a control module receives one of starting conditions for starting a sewage lifting pump, the control module receives the measured value of a second electronic liquid level meter in a material buffer container, then the system judges whether the measured value can start the second starting condition for the sewage lifting pump or not, the two starting conditions are both met, the sewage lifting pump is started to pump sewage materials into the material buffer container until the two starting conditions lack one or two, the sewage lifting pump stops running until the next two starting conditions are both met, and the circulation is repeated.
A material buffer container: the material buffer container continuously receives reaction materials pumped from the material collecting tank, measured values are sent to the control module and the pressure control module through the second electronic liquid level meter and the digital pressure sensor, signals of the fermentation reaction container are waited to be fed back by the system, when the reaction materials in the fermentation reaction container are emptied, the signals are transmitted to the control module through the second electronic liquid level meter and the digital pressure sensor in the fermentation reaction container, the reaction materials can be supplemented to the fermentation reaction container through system judgment, the control module extracts biogas from the biogas buffer container through the compressor control module and the electromagnetic valve control module, the biogas is blown and pressurized into the material buffer container through a biogas blowing pipeline, the reaction materials in the material buffer container are sent into the fermentation reaction container through the second stop valve until the measured values of the second electronic liquid level meter in the fermentation reaction container reach values set by the system, the compressor stops pressurizing work to the material buffer container, and the transfer work of the reaction materials is finished; control system receives the pressure value in the material buffer container through the digital pressure sensor in the material buffer container, the system judges, if be higher than the value that the system set for, start the compressor, extract the gas in the material buffer container, until satisfying the value of system design, the material buffer container is in can the supplementary material state, the state of material collecting tank is judged to the system, constantly supply material toward the material buffer container, until the value of material buffer container second electron level gauge satisfies the restriction that the system set for, the work of once transfering reaction material and supplementary material is accomplished to the material buffer container, until next time transport the reaction material condition all satisfies the limit value that the system set for, so reciprocating cycle.
A fermentation reaction container: the control system receives measured values transmitted by a second electronic liquid level meter, a digital pressure sensor and a digital temperature sensor in the fermentation reaction container, if the measured values meet the set values of the system, the timing function of the control module and a heater in the fermentation reaction container are started, the pressure and the temperature in the fermentation reaction container are continuously adjusted through a compressor and a biogas buffer tank according to the digital pressure sensor in the fermentation reaction container, so that the temperature value and the pressure value in the container are in the floating interval range set by the system until the time of the fermentation reaction reaches the set values of the system, meanwhile, the system judges the value transmitted by the second electronic liquid level meter in the biogas residue storage container, if only one or two of the two limit values are not met, the fermentation reaction container is in a waiting state, and a prompt message is transmitted to an owner of the device through the control module, until the two values both meet the limit value set by the system, the control module extracts biogas from the biogas buffer tank through the compressor control module and the electromagnetic valve control module, supplies gas and pressurizes the biogas to the fermentation reaction container through a biogas purging pipeline, and sends reaction materials in the fermentation reaction container to a biogas residue storage container through a third stop valve until the measured value of a second electronic liquid level meter in the fermentation reaction container reaches the value set by the system, the pressurization work of the compressor to the fermentation reaction container is stopped, and the transfer work of the biogas residue materials is finished; the control system receives the pressure value in the fermentation reaction container through a digital pressure sensor in the fermentation reaction container, the system judges, if the pressure value is higher than the value set by the system, a compressor is started, gas in the fermentation reaction container is extracted until the value of the system design is met, the fermentation reaction container is in a state capable of supplementing materials, the system judges the state of a material buffer container, materials are transferred to the fermentation reaction container, until the value of a second electronic liquid level meter of the fermentation reaction container meets the limit set by the system, the fermentation reaction container completes one-time constant-temperature and constant-pressure fermentation work, transfers the fermentation materials and supplements the fermentation materials until the next time fermentation material supplement is started, and the steps are repeated.
A biogas residue storage container: the control system receives measured values transmitted by a second electronic liquid level meter in the biogas residue storage container, if the measured values meet the set values of the system, a reminding function of the control module is started, information prompting to transport biogas residues is sent to an owner of the device at certain intervals until the measured values transmitted by the second electronic liquid level meter in the biogas residue storage container meet the set limits of the system, when a fourth stop valve of the biogas residue storage container is opened, the first flowmeter starts to work and transmits measurement signals to a background database through the control system, meanwhile, the control module extracts biogas from a biogas buffer tank through the compressor control module and the electromagnetic valve control module, the biogas is blown into the biogas residue storage container through a biogas blowing pipeline to be pressurized, materials in the biogas residue storage container are sent into the transfer container through the fourth stop valve until the measured values of the second electronic liquid level meter in the biogas residue storage container reach the set values of the system, and stopping the pressurization work of the compressor in the biogas residue storage container, finishing the biogas residue material transfer work, receiving the pressure value in the biogas residue storage container by the control system through a digital pressure sensor in the biogas residue storage container, judging by the system, starting the compressor if the pressure value is higher than the value set by the system, extracting the gas in the biogas residue storage container until the value meeting the system design, keeping the biogas residue storage container in a state of supplementing the material until the next biogas residue material transfer is started, and repeating the steps in such a way.
The biogas collection and storage control system comprises: the control system collects pressure values in a material buffer container, a fermentation reaction container, a biogas residue storage container, a biogas buffer tank and a biogas storage tank through a pressure control module, compares the pressure values with a set value of the system, continuously conveys biogas into the biogas storage tank on the premise of maintaining the pressure value in the biogas buffer tank to meet the system limit, starts a reminding function of the control module when the pressure value in the biogas storage tank reaches the lower limit value set by the system, sends information for reminding to convey away the biogas to an owner of the device at certain time intervals, automatically opens a pressure release valve when the pressure value in the biogas storage tank reaches the upper limit value set by the system until the pressure value in the biogas storage tank meets the limit set by the system, and opens a fifth stop valve of the biogas storage tank, and the second flowmeter starts to work and transmits the measurement signal to a background database through the control system to implement background monitoring protection.
Example two
Referring to fig. 2, the treatment process for treating excrement by using the intelligent excrement treatment device in the first embodiment comprises the following steps:
step one, collecting materials
The method comprises the following steps that toilet sewage enters a material collecting tank through a toilet sewage discharge pipeline, livestock and poultry manure and rotten plant waste enter the material collecting tank through a sundries inlet, when the liquid level value in the tank exceeds a system set limit value and the liquid level value in a material buffer container is lower than the system set limit value, a sewage lifting pump is started until one or two opening conditions are lacked, and the sewage lifting pump stops running;
step two, buffering materials
The material buffer container continuously receives the materials sent from the material collecting tank, if the parameters meet the conditions set by the system according to the level value and the pressure value in the material buffer container and the level value and the pressure value in the fermentation reaction container, the compressor is started to extract methane from the methane buffer tank, the methane is sent to the material buffer container through the methane sweeping pipeline for pressurization, and the materials are sent to the fermentation reaction container from the buffer container until the level value in the fermentation reaction container reaches the limit value set by the system;
step three, fermentation reaction
The fermentation reaction container continuously receives materials conveyed from the material buffer container, an electronic liquid level meter and a digital pressure sensor in the container monitor in real time, the values meet the limit value set by a system, a timing function of a control module and a heating device in the fermentation reaction container are started, the pressure and the temperature in the fermentation reaction container are continuously adjusted through a compressor and a biogas buffer tank according to the pressure value in the fermentation reaction container, the temperature value and the pressure value in the container are in the range of a floating interval set by the system until the time of the fermentation reaction reaches the value set by the system, meanwhile, the liquid level value in the biogas residue storage container meets the lower limit value set by the system, the system extracts biogas from the biogas buffer tank, blows and pressurizes the fermentation reaction container through a biogas purging pipeline, and sends the reaction materials in the fermentation reaction container into the biogas residue storage container, until the liquid level value in the fermentation reaction container reaches the limit value set by the system;
step four, biogas residue storage
The system starts a reminding function, sends prompt information to an owner of the device at certain time intervals until the liquid level value in the biogas residue storage container is reduced to meet the limit set by the system, when a stop valve of the biogas residue storage container is opened, the system extracts biogas from a biogas buffer tank, starts purging, stirring and pressurizing to the biogas residue storage container through a biogas purging pipeline, starts metering by a flowmeter, transmits the metering result to a background database through a control system until the liquid level value of the biogas residue storage container reaches the limit set by the system, and stops purging and discharging;
step five, collecting and storing the methane
The control and metering unit collects biogas in a material buffer container, a fermentation reaction container and a biogas residue storage container in real time through a pressure control module, the biogas is continuously sent to a biogas buffer tank to be conveyed, when the pressure value in the biogas buffer tank reaches the upper limit value set by the system, a compressor transfers the biogas in the biogas buffer tank to a biogas storage tank until the pressure value in the biogas storage tank reaches the lower limit value set by the system, the system starts a reminding function, and sends prompt information to an owner of the device at certain intervals; when the pressure value in the biogas storage tank reaches the upper limit value set by the system, automatically opening the pressure release valve until the pressure value in the biogas storage tank meets the limit set by the system; when the stop valve of the biogas storage tank is opened, the flowmeter starts to work, and the metering result is transmitted to a background database through the control system until the pressure value of the biogas storage tank reaches the lower limit value set by the system, and the biogas output stops.
Claims (10)
1. The utility model provides a dirty intelligent processing apparatus of excrement which characterized in that: the processing device comprises a material collecting system for collecting materials, a biogas preparation and storage system for fermenting biogas slurry and collecting and storing biogas, a metering system for trading biogas slurry and biogas and a control system for intelligently controlling electrical elements; the material collecting system is communicated with the biogas preparation and storage system through a transmission pipe, the metering system for biogas slurry and biogas transaction is connected with the control system through a signal line and transmits data to the rear-end cloud platform, and the control system is connected with an electrical element of the biogas preparation and storage system through a lead.
2. The intelligent fecal sewage treatment device according to claim 1, characterized in that: the material collecting system comprises a material collecting tank (1), a first electronic liquid level meter (1-4), a filter (1-5), a dirt lifting pump (1-6) and a first stop valve (1-7); the device is characterized in that a toilet sewage discharge pipeline (1-1) is arranged on the side face of the material collecting tank (1), an exhaust pipe (1-2) and a sundries inlet (1-3) are arranged at the top of the material collecting tank, the first electronic liquid level meter (1-4) is installed in the material collecting tank (1), and the filter (1-5), the filth lifting pump (1-6) and the stop valve (1-7) are arranged on a transmission pipe of the material collecting tank (1).
3. The intelligent fecal sewage treatment device according to claim 1, characterized in that: the biogas preparation and storage system comprises a sewage buffer container (21), a fermentation reaction container (22), a biogas residue storage container (23), a compressor (2-10), a biogas buffer tank (2-11) and a biogas storage tank (2-12) which are arranged in a container (2); a second electronic liquid level meter (2-6) and a digital pressure sensor (2-7) are respectively arranged in the sewage buffer container (21), the fermentation reaction container (22) and the biogas residue storage container (23), a digital temperature sensor (2-8) is arranged in the fermentation reaction container (22), and a heater (2-2) is arranged at the bottom of the fermentation reaction container (22); the conveying pipes at the bottoms of the sewage buffer container (21), the fermentation reaction container (22) and the biogas residue storage container (23) are respectively provided with a second stop valve (2-1) and a third stop valve (2-3); a first flowmeter (2-5) and a fourth stop valve (2-4) are arranged on an output pipe of the biogas residue storage container (23); a fifth stop valve (2-15), a second flowmeter (2-14) and a pressure release valve (2-13) are arranged on a gas transmission pipe of the methane storage tank (2-12); digital pressure sensors (2-7) are arranged in the biogas storage tanks (2-12) and the biogas buffer tanks (2-11).
4. The intelligent fecal sewage treatment device according to claim 3, characterized in that: the biogas storage tanks (2-12) are communicated with an air inlet pipe of the biogas buffer tank (2-11) and an air outlet pipe of the compressor (2-10) through communicating pipes, and the air outlet pipe is communicated with biogas purging pipelines (2-16) arranged in the sewage buffer container (21), the fermentation reaction container (22) and the biogas residue storage container (23); an air outlet pipe of the biogas buffer tank (2-11) and an air inlet pipe of the compressor (2-10) are communicated with air guide pipes arranged in the sewage buffer container (21), the fermentation reaction container (22) and the biogas residue storage container (23); the gas guide pipe, the gas inlet pipe, the gas outlet pipe, the communicating pipe and the methane sweeping pipeline (2-16) are all provided with electromagnetic valves (2-9).
5. The intelligent fecal sewage treatment device according to claim 3, characterized in that: the dirt buffer container (21) is communicated with the material collecting system through a conveying pipe.
6. The intelligent fecal sewage treatment device according to claim 1, characterized in that: the control module (3) of the control system comprises a temperature and heater control module (31), a liquid level control module (32), a pressure control module (33), a compressor control module (34), an electromagnetic valve control module (35), a flowmeter control module (36) and a GPS positioning and data transmission module (37).
7. The intelligent fecal sewage treatment device according to claim 6, characterized in that: the temperature and heater control module (31) is connected with the digital temperature sensor (2-8) and the heater (2-2) through leads respectively, the liquid level control module (32) is connected with the electronic liquid level meter through leads respectively, the pressure control module (33) is connected with the digital pressure sensor (2-7) through leads respectively, the compressor control module (34) is connected with the compressor (2-10) through leads, the electromagnetic valve control module (35) is connected with the electromagnetic valve (2-9) through leads respectively, and the flowmeter control module (36) is connected with the flowmeter through leads respectively.
8. An intelligent fecal sewage treatment apparatus according to any of the claims 1-7, characterized in that: the sewage buffer container (21), the fermentation reaction container (22) and the biogas residue storage container (23) are an integral tank body or three independent tank bodies.
9. An intelligent fecal sewage treatment apparatus according to any of the claims 1-7, characterized in that: the device is operated in a closed mode, and the upper end of each container is provided with an inspection opening.
10. An intelligent fecal sewage treatment apparatus according to any of the claims 1-7, characterized in that: the treatment process for treating the fecal sewage by using the treatment device comprises the following steps:
step one, collecting materials
The method comprises the following steps that toilet sewage enters a material collecting tank through a toilet sewage discharge pipeline, livestock and poultry manure and rotten plant waste enter the material collecting tank through a sundries inlet, when the liquid level value in the tank exceeds a system set limit value and the liquid level value in a material buffer container is lower than the system set limit value, a sewage lifting pump is started until one or two opening conditions are lacked, and the sewage lifting pump stops running;
step two, buffering materials
The material buffer container continuously receives the materials sent from the material collecting tank, if the parameters meet the conditions set by the system according to the level value and the pressure value in the material buffer container and the level value and the pressure value in the fermentation reaction container, the compressor is started to extract methane from the methane buffer tank, the methane is sent to the material buffer container through the methane sweeping pipeline for pressurization, and the materials are sent to the fermentation reaction container from the buffer container until the level value in the fermentation reaction container reaches the limit value set by the system;
step three, fermentation reaction
The fermentation reaction container continuously receives materials conveyed from the material buffer container, an electronic liquid level meter and a digital pressure sensor in the container monitor in real time, the values meet the limit value set by a system, a timing function of a control module and a heating device in the fermentation reaction container are started, the pressure and the temperature in the fermentation reaction container are continuously adjusted through a compressor and a biogas buffer tank according to the pressure value in the fermentation reaction container, the temperature value and the pressure value in the container are in the range of a floating interval set by the system until the time of the fermentation reaction reaches the value set by the system, meanwhile, the liquid level value in the biogas residue storage container meets the lower limit value set by the system, the system extracts biogas from the biogas buffer tank, blows and pressurizes the fermentation reaction container through a biogas purging pipeline, and sends the reaction materials in the fermentation reaction container into the biogas residue storage container, until the liquid level value in the fermentation reaction container reaches the limit value set by the system;
step four, biogas residue storage
The system starts a reminding function, sends prompt information to an owner of the device at certain time intervals until the liquid level value in the biogas residue storage container is reduced to meet the limit set by the system, when a stop valve of the biogas residue storage container is opened, the system extracts biogas from a biogas buffer tank, starts purging, stirring and pressurizing to the biogas residue storage container through a biogas purging pipeline, starts metering by a flowmeter, transmits the metering result to a background database through a control system until the liquid level value of the biogas residue storage container reaches the limit set by the system, and stops purging and discharging;
step five, collecting and storing the methane
The control and metering unit collects biogas in a material buffer container, a fermentation reaction container and a biogas residue storage container in real time through a pressure control module, the biogas is continuously sent to a biogas buffer tank to be conveyed, when the pressure value in the biogas buffer tank reaches the upper limit value set by the system, a compressor transfers the biogas in the biogas buffer tank to a biogas storage tank until the pressure value in the biogas storage tank reaches the lower limit value set by the system, the system starts a reminding function, and sends prompt information to an owner of the device at certain intervals; when the pressure value in the biogas storage tank reaches the upper limit value set by the system, automatically opening the pressure release valve until the pressure value in the biogas storage tank meets the limit set by the system; when the stop valve of the biogas storage tank is opened, the flowmeter starts to work, and the metering result is transmitted to a background database through the control system until the pressure value of the biogas storage tank reaches the lower limit value set by the system, and the biogas output stops.
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