CN114409193A - Resource type source separation modular toilet system and method for treating excrement by using same - Google Patents

Abstract

The invention discloses a resource type source separation modular toilet system and a method for treating excrement. The excrement and urine source separation unit comprises a urine collection area and an excrement collection area, and the urine treatment and circulation unit comprises a clarification module, a multi-effect recycling module, a sediment module, a sludge backflow module, a desalting module and a water storage recycling module. Each processing unit is arranged in a modularized mode and is connected with a mortise and tenon structure in a matched mode; the toilet excrement and urine adopts a source separation technology, and urine and excrement are subjected to source separation and are respectively treated, so that the pollution of excrement to the environment is reduced, and the resource utilization efficiency is improved.

Description

A resource-based source separation modular toilet system and method for treating manure

technical field

The invention relates to the technical field of toilet systems, in particular to a resource-based source separation modular toilet system and a method for treating feces.

Background technique

People often use water to flush toilets in daily life. Conventional flush toilets use 5-8L of clean water for each flush, and then the flushing water mixed with urine and feces flows into the drainage pipe network, and finally flows into the sewage treatment plant for sewage treatment. . For water-deficient areas, flushing toilets not only wastes water resources, but also imposes a burden on subsequent sewage treatment. Research data show that the volume of feces and urine only accounts for 1% to 2% of the total flushing sewage, but they are the main pollution loads in the toilet flushing sewage, and their carbon content accounts for 60% to 70% of the total. Nitrogen accounts for more than 90% of the total, phosphorus accounts for more than 80% of the total, and potassium accounts for 60% to 70% of the total.

At present, toilets are in the form of fixed toilets connected to the water inlet and outlet network and integral movable toilets. For fixed toilets, it occupies a large area, and the construction cost is high. The buried underground pipe network is easily affected by other pipe networks, and the flushing water increases the pollution load of the sewage treatment plant; for movable toilets, its All equipment is integrated, which is inconvenient for handling and installation, and the number of toilets cannot be adjusted according to passenger flow.

SUMMARY OF THE INVENTION

Purpose of the invention: The purpose of the present invention is to provide a resource-based source separation modular toilet system with efficient source separation and pollution treatment, energy saving, and environmental protection; another purpose of the present invention is to provide a resource-based source separation modular toilet system. Methods of handling manure.

Technical scheme: The resource-based source separation modular toilet system of the present invention includes a feces and urine source separation unit assembled and connected in sequence with a tenon-and-mortise structure, a urine treatment and recycling unit, and a fecal aerobic rot for fecal organic fertilizer fermentation. Reproduction unit; feces and urine source separation unit includes urine collection area and feces collection area; urine treatment and recycling unit includes clarification module connected with feces collection area, clarification module is connected with multi-effect resources connected with urine collection area The multi-effect treatment module is connected with a sedimentation, sludge return module and a desalination module, wherein the sedimentation and sludge return module is connected with the desalination module, the desalination module is connected with a water storage and reuse module, and the water storage and reuse module is connected with The urine source separation unit is connected.

The invention sets the toilet into a modular structure, which can be prefabricated in the factory and assembled on site, which reduces the labor for handling, and can increase or decrease the number of toilets according to the change of passenger flow. Firmly fit the components together, without the need for complicated loading and handling processes, so that the components can be combined with the actual function.

Further, it also includes a sustainable energy utilization unit for supplying electric power to the system, and the sustainable energy utilization unit includes a solar power generation panel, a windmill, a battery pack and an off-grid inverter controller, wherein the power generation panel and the windmill are respectively connected with the storage battery. The battery pack is electrically connected with the off-grid inverter controller.

Further, the feces and urine source separation unit includes a urinal, the rear end of the urinal is provided with a flushing port, and the front end of the urinal is provided with a baffle that divides the urinal into a urine collection area and a feces collection area; There is a urine collection port in the area, and the bottom of the urine collection port is connected with a urination pipe; there is a hole at the bottom of the urinal in the feces collection area, and the hole is connected with an elbow, and the elbow is provided with a crushing and cutting sewage lifting pump for crushing solid substances. .

Further, the clarification module includes a multi-format stirring flocculation clarifier connected with the feces collection area in the feces and urine source separation unit, the upper part of the multi-format stirring flocculation clarifier is provided with an annular baffle, and the lower part is provided with a triangular annular baffle connected with the annular baffle. The top of the multi-format stirring flocculation clarifier is equipped with an automatic dosing machine, a motor for stirring and the first atomization deodorization and sterilization machine; the motor is electrically connected with the stirring paddle, and the stirring paddle is arranged in the triangular annular baffle. The automatic dosing machine is connected with the first dosing tube and the second dosing tube respectively, the first dosing tube extends into the area enclosed by the annular baffle, and the second dosing tube extends into the triangular annular baffle enclosure within the set area.

Further, the multi-effect recycling module includes a multi-effect treatment tank for feces liquid which is respectively connected with the clarification module and the urine collection area in the feces and urine source separation unit. The membrane is connected with a centrifugal duct fan. The centrifugal duct fan is used to transport low pressure to the inside of the hollow fiber membrane for bubble-free aeration. The bottom of the hollow fiber membrane is provided with an aeration head. The aeration head is sequentially connected with a backwash pipe and a rotary type. Blower; the top of the multi-effect treatment tank for manure liquid is provided with a second atomization deodorization and sterilization machine.

Further, the sedimentation and sludge return module includes a sedimentation tank connected with the multi-effect recycling module, the sedimentation tank is connected with a sludge return pump, and the sludge return pump is connected with the multi-effect treatment tank.

Further, the demineralization module includes a nanofiltration membrane module for demineralization, and a pressurized pump for extracting water in the sedimentation and sludge return modules to the demineralization module.

Further, the water storage and reuse module includes a water storage and reuse pool, a pipeline-type ultraviolet sterilizer connected to the desalination module is arranged above the water storage and reuse pool, and a lift pump and a flushing pipe are sequentially connected to the water storage and reuse pool. Connect to the fecal and urine source separation unit.

Further, the fecal aerobic humification recycling unit includes a fecal humification pond connected with the clarification module and an electric heating furnace for providing a heat source. A humidity sensor is provided at the bottom of the fecal humification pond, and the humidity sensor is electrically connected to the electric heating furnace. , The fecal humification tank is equipped with a biological humification agent box and a third atomization deodorization and sterilization machine.

On the other hand, the present invention utilizes the above-mentioned resource-based source separation modular toilet system to process manure, comprising the following steps:

(1) The feces and urine source separation unit collects feces and urine respectively;

The feces enter the clarification module through the crushing and cutting sewage lifting pump for flocculation and clarification. The large particle flocs after flocculation are discharged to the fecal aerobic humification recycling unit, and the treated sewage flows into the multi-effect recycling module; the flocculant is polymer Acrylamide;

Urine is directly discharged to the multi-effect resource module;

(2) The multi-effect resource recycling module receives sewage and urine, and performs bubble-free aeration. The biofilm attached to the hollow fiber membrane forms an aerobic layer, an anoxic layer and an anaerobic layer from the inside to the outside to realize the nitrification of urine. Reacts with denitrification, degrades the organic matter in the manure liquid, and completes denitrification and phosphorus removal, and the treated manure liquid enters the sedimentation and sludge return module;

The precipitation and sludge return module receives the fecal liquid for precipitation, the sludge obtained by precipitation is returned to the multi-effect resource recycling module for reuse, and the clean water enters the desalination module for treatment after precipitation;

The desalination module removes the salt, organic matter and chromaticity in the clean water after precipitation to obtain high-concentration concentrate and effluent. The high-concentration concentrate is returned to the multi-effect recycling module for treatment; the effluent flows into the water storage and reuse module for sterilization treatment. The pure water is stored in the water storage and reuse pool, and the pure water in the water storage and reuse pool flows into the feces and urine source separation unit for toilet flushing;

(3) The fecal aerobic humification recycling unit receives the large-particle flocs from the clarification module and dries to a moisture content of 40% to 60%, and then conducts biological humification to make organic fertilizers; wherein the fermentation inoculum adopts lactic acid bacteria: Bacillus : Mixed fermentation inoculum with 1:1:1 yeast content.

Aiming at this problem, the present invention proposes a toilet capable of source separation and pollution treatment of feces and urine, which can not only reduce the pollution load of feces, but also realize the sustainable utilization of feces as resources.

Beneficial effects: Compared with the prior art, the present invention has the following significant advantages: (1) effectively reducing the pollution load of feces and improving treatment efficiency: using source separation technology, urine and toilet flushing water mixed with feces are separated at the source Separate, and then treat the two separately. The urine is discharged to the fecal liquid treatment unit to remove organic matter and nitrogen and phosphorus. The toilet flushing water mixed with feces is separated from solid and liquid, and the dehydrated feces are fermented to make fertilizer and flushed. The toilet water is circulated through the fecal liquid treatment unit to flush the toilet, and through the source separation technology, the urine and the fecal liquid are treated separately to reduce the pollution degree of the fecal liquid, realize their efficient treatment, and improve the resource utilization rate;

(2) Easy installation: modularize each processing unit and assemble each processing module with a tenon-and-mortise structure. The modular toilet reduces a lot of labor. Compared with the traditional toilet, the modular toilet reduces a lot of labor. The construction period is shortened by more than 50%, the use of raw materials is reduced by 80%, and the construction waste is reduced by more than 70%. The modular toilet is easy to process and can be prefabricated in the factory and assembled on site, which is convenient for workers to carry; the modular toilet is convenient to check the operation of the equipment , when a component fails, you can view the faulty equipment at any time;

(3) Energy saving and green environmental protection: Due to the high content of COD and N and P in urine, a new and efficient sewage treatment technology combining membrane aeration biological reaction technology and activated sludge method, through bubble-free aeration, Efficient oxygen utilization method, special biofilm structure of internal and external layers combined with activated sludge method, so as to achieve denitrification and phosphorus removal of sewage and removal of a large amount of organic matter; the aeration power efficiency of bubble-free aeration technology can reach 10kgO ₂ /kwh, under suitable conditions, it can even reach 14kgO ₂ /kwh, which is 3-4 times that of the traditional aeration form, and correspondingly, it can save almost 75% of the aeration power consumption.

Description of drawings

Fig. 1 is the general plan layout schematic diagram of the present invention;

Fig. 2 is the internal structure schematic diagram of the present invention;

Fig. 3 is the excrement and urine source separation unit structural representation;

Figure 4 is a schematic structural diagram of a clarification module;

5 is a schematic structural diagram of a multi-effect resourceization module;

FIG. 6 is a schematic structural diagram of a sedimentation, sludge return module and a desalination module;

7 is a schematic structural diagram of a water storage and reuse module;

Fig. 8 is a schematic diagram of the structure of a fecal aerobic humification resource utilization unit;

Figure 9 is a schematic diagram of the structure of a sustainable energy utilization unit.

Detailed ways

The technical solutions of the present invention will be further described below with reference to the accompanying drawings.

1. Excrement and urine source separation unit; 101, urinal; 102, baffle; 103, urine collecting port; 104, urination pipe; 105, crushing and cutting sewage lifting pump; 106, toilet flushing port; 107, underground equipment room; 2. Urine treatment and recycling unit; 201, multi-format stirring flocculation clarifier; 202, automatic dosing machine; 203, motor; 204, water inlet pipe; 205, first partition; 206, stirring paddle; 207, triangle Annular baffle; 208, annular baffle; 209, first dosing pipe; 210, second dosing pipe; 211, slag discharge pipe; 212, drainage groove; 213, drainage pipe; 214, hollow fiber membrane; 215, Bracket; 216, Centrifugal duct fan; 217, Check valve; 218, Intake pipe; 219, Rotary blower; 220, Electric valve; 221, Aeration head; 222, Multi-effect treatment tank for manure liquid; 223, Reverse Rinse pipe; 224, manure liquid drainage pipe; 225, sludge return pump; 226, sedimentation tank; 227, sludge return pipe; 228, pipeline type ultraviolet sterilizer; 229, pure water outlet pipe; 230, water storage return pipe Use pool; 231, lift pump; 232, flushing pipe; 233, pressurized pump; 234, nanofiltration membrane module; 235, second partition plate; 236, water inlet; 237, water outlet; 238, steel frame; 239, Water outlet pipe; 240, concentrate discharge pipe; 241, third partition plate; 242, first atomization deodorization and sterilization machine; 243, second atomization deodorization and sterilization machine; 244, liquid level controller; 3, good feces Oxygen humification recycling unit; 301, fecal humification tank; 302, humidity sensor; 303, electric heating furnace; 304, cold air inlet; 305, hot air outlet; 306, biological humification agent box; 307, Dosing pipe; 308, bacterial agent spray head; 309, fourth partition; 310, third atomization deodorization and sterilization machine; 4, sustainable energy utilization unit; 401, solar power panel; 402, windmill; 403, battery group; 404, off-grid inverter controller; 405, equipment room.

As shown in Figures 1-9, a resource-based source separation modular toilet includes a feces and urine source separation unit 1, a urine treatment and recycling unit 2, a fecal aerobic humification recycling unit 3, and a sustainable energy utilization unit 4 .

Among them, the feces and urine source separation unit 1 includes a urine collection area and a feces collection area; in one of the specific descriptions, it includes a urinal 101, a pulverizing and cutting sewage lifting pump 105; a 20cm barrier is set at the front end of the urinal 101 The plate 102 and the baffle 102 divide the urinal 101 into a urine collection area and a feces collection area; the urine collection area is open with a hole diameter of DN10mm, a urine collection port 103 is set at the lower end for urine collection, and a urine collection pipe 104 and a urine collection port are provided. 103 is connected for urine transportation; the feces and toilet flushing water in the feces collection area cannot be naturally discharged to the multi-format stirring flocculation clarifier 201 by gravity, and the installation in the underground equipment room 107 can improve the crushing of 20-32L of fecal liquid at one time. Cutting-type sewage lifting pump 105, the cutter at the pump inlet smashes solid materials such as feces and toilet paper, and then lifts them to the multi-format stirring flocculation clarification tank 201; a flushing port 106 is set at the rear end of the urinal 101; the feces and urine sources are separated Unit 1 separates urine and faecal flushing water at the source, and both are treated with high efficiency.

The urine treatment and recycling unit 2 includes a clarification module, a multi-effect recycling module, a sedimentation, a sludge return module, a desalination module and a water storage and reuse module.

Among them, the clarification module includes a multi-format stirring flocculation clarification tank 201, an automatic dosing machine 202, a motor 203 for stirring, and a first atomizing, deodorizing and sterilizing machine 242; The medicine machine 202 and the motor 203 are placed on the first partition 205, the middle of the first partition is open, the motor 203 is connected with the stirring paddle 206, and drives the stirring paddle 206 to work. 45°, the area between the triangular annular baffle 207 and the lower part of the stirring paddle 206 is the first flocculation chamber, and the area connected with the triangular annular baffle 207 is the annular baffle 208, and the inner area of the annular baffle 208 is the second flocculation chamber. The plate is provided with openings of uniform size; the flocculant polyacrylamide is quantitatively dosed into the pool through the automatic dosing machine 202, and the automatic dosing machine 202 is connected with two dosing pipes, the first dosing pipe 209 and the second dosing pipe 210 are respectively added to the first flocculation chamber and the second flocculation chamber; the area below the water inlet pipe 204 is the sludge concentration area, and the flocculated large-particle flocs are discharged to the fecal humification tank 301 through the slag discharge pipe 211, and after treatment The sewage floats to the water surface, flows into the drainage tank 212 and is discharged by the drain pipe 213 to the multi-effect treatment tank 222; The bacteria agent is sprayed in the whole space, and the deodorant bacteria agent reacts with the odor in the pool to deodorize. The spraying method is the atomization method, so the atomization deodorization and sterilization machine is small and easy to install.

The multi-effect recycling module includes a manure liquid multi-effect treatment tank 222, a hollow fiber membrane 214, a bracket 215, a centrifugal duct fan 216, a one-way valve 217, an air intake pipe 218, a rotary blower 219, an electric valve 220, The aeration head 221; the second atomization deodorization and sterilization machine 243; the hollow fiber membrane 214 is installed on the bracket 215, and the bracket 215 is fixed on the top of the multi-effect treatment tank 222 for the sewage liquid. The air inlet pipe 218 is connected, the centrifugal duct fan 216 transports low pressure to the hollow fiber membrane 214, and performs bubble-free aeration. The air inlet pipe 218 is provided with a one-way valve 217 to control the gas flow direction, and the centrifugal duct fan 216 is placed in the underground equipment room 107. There are ventilation openings on both sides of the underground equipment room 107; the centrifugal duct fan 216 adopts the GDF1.4-8 model, its conveying pressure is 45Pa lower, the motor power is 0.003KW lower, the noise is 38dB lower, and the weight is 4Kg lighter; the aeration head 221 is set in the hollow At the bottom of the fiber membrane 214, the rotary blower 219 is connected to the aeration head 221 through the backwash pipe 223, an electric valve is set on the backwash pipe 223, the automatically controlled rotary blower 219 aerates into the pool, and the rotary blower 219 performs high-intensity The short-term flushing removes the biofilm on the surface of the hollow fiber membrane 214 and improves the performance of manure liquid treatment; the right side of the manure liquid multi-effect treatment tank 222 is connected to the drain pipe 213 of the multi-format stirring flocculation clarifier 201 for water intake, and the left side is provided with manure The sewage liquid drain pipe 224 discharges the treated manure liquid; the oxygen diffuses from the hollow fiber membrane 214 to the outside of the membrane cavity of the equipment, and the oxygen intake direction is opposite to the sewage intake direction, so the organisms attached to the hollow fiber membrane 214 The membrane forms an aerobic layer, anoxic layer and an anaerobic layer from the inside to the outside, realizes the nitrification and denitrification reactions of urine, degrades the organic matter in the manure liquid, and completes the denitrification and phosphorus removal. 222 A second atomizing deodorizing and sterilizing machine 243 is set on the top to remove pathogenic microorganisms and odors in the pool; the bottom of the pool is opened, and the urination pipe 104 of the fecal and urine source separation unit is connected to the orifice, and urine enters from this. The manure liquid multi-effect treatment tank 222 performs manure liquid treatment.

The described precipitation and sludge return module is located in the lower half and includes a sedimentation tank 226 and a sludge return pump 225; the treated manure liquid flows in from the manure liquid drainage pipe 224 on the right side of the tank, and is precipitated in the sedimentation tank 226, A layer is formed at the bottom of the sedimentation tank 226, the upper part is a clear water layer, and the lower part is an activated sludge layer. A sludge return pump 225 is arranged in the activated sludge layer, and the sludge return pump 225 returns the sludge to the feces through the sludge return pipe 227. The sewage liquid multi-effect treatment tank 222, the water in the clear water layer is discharged to the water inlet 236 of the pressure pump 233 through the pipeline in the upper part of the sedimentation tank 226; the multi-effect resource recycling module and the sedimentation and sludge return module combine the activated sludge method and the biofilm method , can degrade organic matter and nitrogen and phosphorus in water and improve treatment efficiency.

The desalination module includes a pressure pump 233 and a nanofiltration membrane assembly 234; the pressure pump 233 is arranged on the second partition 235, the left side of the pressure pump 233 is the water inlet 236, the right side is the water outlet 237, The filter membrane module 234 is supported by the steel frame 238. The right side of the nanofiltration membrane module 234 enters the water, and after membrane treatment, it is discharged from the left water outlet pipe 239 to the water inlet of the pipeline type ultraviolet sterilizer 228. The upper left part of the nanofiltration membrane module 234 is: The concentrated liquid discharge pipe 240, the concentrated liquid discharge pipe 240 re-discharges the high-concentration concentrated liquid produced after the treatment to the multi-effect treatment tank 222 of the fecal liquid; the nanofiltration biofilm can remove the organic matter and chromaticity in the fecal liquid, reduce the fecal liquid The hardness of the dirty liquid can effectively remove the salt in the urine.

The described water storage and reuse module includes a pipeline type ultraviolet sterilizer 228, the pipeline type ultraviolet sterilizer 228 is placed on the third partition 241 on the upper part of the water storage and reuse pool 230, and the right side of the pipeline type ultraviolet sterilizer 228 is the water inlet. , connected to the water outlet pipe 239; the left side is the water outlet, which is connected to the pure water outlet pipe 229. The pure water outlet pipe 229 discharges the pure water sterilized by the pipeline ultraviolet sterilizer 228 to the water storage and reuse pool 230, and the model is ZXB -RD150 pipeline type UV sterilizer, rated flow 1.7-2.2L/S, power is 150w, shell size diameter x length is 102 x 1610mm, inlet and outlet water pipes are DN50, the removal rate of viruses and bacteria can reach more than 99.99%, and the sterilization is fast , without any side effects, and does not change the physical and chemical properties of water; the lift pump 231 is arranged in the underground equipment room 107, and pure water enters the flushing port 106 through the flushing pipe 232 connected to the lift pump 231 for flushing, and returns to the storage water. The liquid level control gauge 244 is set on the inner wall of the pool 230, and the liquid level is automatically controlled according to the water demand. When the water level in the water storage and reuse pool 230 is lower than the minimum required water level of the liquid level control gauge 244, the lift pump 231 stops immediately. When the liquid level rises to the safe water level of the liquid level controller 244, the lift pump 231 starts to work; the urine processing and recycling unit 2 is to remove the pollutants from the toilet flushing water after the urine and solid-liquid separation, including Effective removal of high salt content in urine and COD, N, P, SS, chromaticity, and odor in toilet flushing water, and reuse of treated water to realize water resource utilization; urine treatment and The recycling unit 2 is composed of a plurality of modules, which occupies a small area and is convenient in the processing process, and can check the processing operation and the consumption of the medicine in time.

The fecal aerobic humification resource utilization unit 3 includes a fecal humification tank 301, an electric heating furnace 303, a biological humification agent box 306, and a third atomization deodorization sterilizer 310; after multi-format stirring, flocculation and clarification The discharged sludge treated in the tank 201 is discharged to the fecal humification tank 301 through the slag discharge pipe 211, and its moisture content is too high as about 98%. If the rate is too high, the air content will drop, the heap temperature will drop, and odorous intermediate products will be formed; a humidity sensor 302 is installed at the bottom of the pool to detect the amount of water discharged from the sludge; an electric heating furnace 303 is installed in the underground equipment room 107, and the right side of the electric heating furnace 303 is The cold air inlet 304, the hot air outlet 305 on the upper part of the electric heating furnace 303; the humidity sensor 302 controls the operation of the electric heating furnace 303 through the monitoring device; the top of the pool is provided with a fourth partition 309, and the biological humification agent box 306 is placed on the partition On the top, the feeding pipe 307 is connected with the biological humification agent box 306, and the bacterial agent spraying head 308 is installed at the bottom of the feeding pipe 307. The fermenting bacteria agent adopts a mixed fermentation with a lactic acid bacteria: spore bacteria: yeast content of 1:1:1 Bacterial agent, biological humification of feces to make organic fertilizers to realize the resource treatment of feces; a third atomization deodorization and sterilization machine 310 is set on the side wall of the fecal humification tank 301 to remove pathogenic microorganisms and Odor; the feces aerobic humification resource utilization unit 3 ferments the feces after solid-liquid separation to realize the resource utilization of the feces.

The sustainable energy utilization unit 4 includes a sustainable energy receiving device: a solar power generation panel 401 and a windmill 402, a battery pack 403, an off-grid inverter controller 404; the solar power generation panel 401 and the windmill 402 made of photosensitive materials are placed Above the roof, it is convenient to receive sunlight and wind energy; the battery pack 403 and the off-grid inverter controller 404 are placed in the equipment room, the battery pack 403 stores the received electrical energy, and the off-grid inverter controller 404 converts the DC power It is converted into alternating current to provide electricity for the lights in the toilet and various equipment of the sewage and excrement treatment unit in the toilet, such as the crushing and cutting sewage lifting pump 105, the motor 203, the rotary blower 219 and other processing equipment; due to the limited area of the toilet, the solar energy The power generation board 401 and the windmill 402 are designed in a small scale, and the power generated by this module is less, and the power generated by this module is used as the power supply for the power required by the overall equipment, thereby reducing some power.

Utilize the above-mentioned resource-based source separation modular toilet system to treat manure, including the following steps:

(1) The feces and urine source separation unit collects feces and urine respectively;

The feces enter the clarification module through the crushing and cutting sewage lifting pump for deflocculation and clarification. The flocculant is polyacrylamide. The large particle flocs after flocculation treatment are discharged to the fecal aerobic humification recycling unit, and the treated sewage flows into multi-effect resources. chemical module; urine is directly discharged to the multi-effect recycling module;

(2) The multi-effect resource recycling module receives sewage and urine, and performs bubble-free aeration. The biofilm attached to the hollow fiber membrane forms an aerobic layer, an anoxic layer and an anaerobic layer from the inside to the outside to realize the nitrification of urine. Reacts with denitrification, degrades the organic matter in the manure liquid, and completes denitrification and phosphorus removal, and the treated manure liquid enters the sedimentation and sludge return module;

The precipitation and sludge return module receives the fecal liquid for precipitation, the sludge obtained by precipitation is returned to the multi-effect resource recycling module for reuse, and the clean water enters the desalination module for treatment after precipitation;

The desalination module removes the salt, organic matter and chromaticity in the clean water after precipitation to obtain high-concentration concentrate and effluent. The high-concentration concentrate is returned to the multi-effect recycling module for treatment; the effluent flows into the water storage and reuse module for sterilization treatment. The pure water is stored in the water storage and reuse pool, and the pure water in the water storage and reuse pool flows into the feces and urine source separation unit for toilet flushing;

(3) The fecal aerobic humification resourceization unit receives the large-particle flocs flowing out of the clarification module and dries to a moisture content of 40% to 60%, and then conducts biological humification to make organic fertilizers.

Claims (10)

1. a resource-based source separation modular toilet system, is characterized in that, comprises adopting tenon-and-mortise structure to assemble and connect successively excrement and urine source separation unit (1), urine processing and recycling unit (2), are used for organic The fecal aerobic humification resource utilization unit (3) made of fertilizer; the feces and urine source separation unit (1) includes a urine collection area and a feces collection area; the urine treatment and recycling unit (2) includes a unit connected to the feces collection area Clarification module, the clarification module is connected with a multi-effect resource recovery module connected with the urine collection area, and the multi-effect resource recovery module is connected with a sedimentation, sludge return module and a desalination module, wherein the sedimentation and sludge return module is connected with the desalination module , the desalination module is connected with a water storage and reuse module, and the water storage and reuse module is connected with the excrement and urine source separation unit (1). 2. The resource-based source-separated modular toilet system according to claim 1, characterized in that, further comprising a sustainable energy utilization unit (4) for providing electric energy supplement for the system, the sustainable energy utilization unit (4) comprising: A solar power generation panel (401), a windmill (402), a battery pack (403) and an off-grid inverter controller (404), wherein the solar power generation panel (401) and the windmill (402) are respectively electrically connected to the battery pack (403) , the battery pack (403) is electrically connected with the off-grid inverter controller (404). 3. The resource-based source separation modular toilet system according to claim 1, wherein the excrement and urine source separation unit (1) comprises a urinal (101), and the rear end of the urinal (101) is provided with a flushing port (106), the front end of the urinal (101) is provided with a baffle plate (102) that divides the urinal (101) into a urine collection area and a feces collection area; the urine collection area is provided with a urine collection port (103), A urination pipe (104) is communicated with the bottom of the urine collection port (103); a hole is provided at the bottom of the urinal (101) in the feces collection area, the hole is connected with an elbow, and the elbow is provided with crushed and cut sewage for crushing solid substances Lift pump (105). 4. The resource-based source separation modular toilet system according to claim 1, wherein the clarification module comprises a multi-format stirring flocculation clarifier (201) communicated with the feces collection area in the feces and urine source separation unit (1), The upper part of the multi-format stirring flocculation clarifier (201) is provided with an annular baffle (208), and the lower part is provided with a triangular annular baffle (207) connected with the annular baffle (208). There is an automatic dosing machine (202), a motor (203) for stirring and a first atomizing deodorizing and sterilizing machine (242); the motor (203) is electrically connected to the stirring paddle (206), and the stirring paddle (206) is provided with In the area enclosed by the triangular annular baffle (207); the automatic dosing machine (202) is respectively connected with the first dosing pipe (209) and the second dosing pipe (210), and the first dosing pipe (209) Extending into the area enclosed by the annular baffle (208), the second dosing pipe (210) extends into the area enclosed by the triangular annular baffle (207). 5. The resource-based source separation modular toilet system according to claim 1, characterized in that, the multi-effect resource utilization module comprises feces that are respectively communicated with the clarification module and the urine collection area in the fecal and urine source separation unit (1). A multi-effect treatment tank for sewage liquid (222), a multi-effect treatment tank for manure liquid (222) is provided with a hollow fiber membrane (214), and the hollow fiber membrane (214) is connected with a centrifugal duct fan (216), which is a centrifugal duct fan. (216) is used to transport low pressure to the interior of the hollow fiber membrane (214) for bubble-free aeration, the bottom of the hollow fiber membrane (214) is provided with an aeration head (221), and the aeration head (221) is sequentially connected with a backwash pipe (223) and a rotary blower (219); a second atomizing deodorizing and sterilizing machine (243) is arranged on the top of the multi-effect treatment tank for manure liquid (222). 6. The resource-based source separation modular toilet system according to claim 1, wherein the sedimentation and sludge return module comprises a sedimentation tank (226) connected with the multi-effect resource recycling module, and the sedimentation tank (226) is connected with The sludge return pump (225) is connected with the sewage liquid multi-effect treatment tank (222). 7. The resource-based source separation modular toilet system according to claim 1, wherein the demineralization module comprises a nanofiltration membrane module (234) for demineralization, which is used to return sedimentation and sludge back to the module. Water is extracted to a pressurized pump (233) in the desalination module. 8. The resource-based source separation modular toilet system according to claim 1, wherein the water storage and reuse module comprises a water storage and reuse pool (230), and a water storage and reuse pool (230) is provided with a The pipeline type ultraviolet sterilizer (228) connected to the salt module, the water storage and reuse pool (230) are sequentially connected with a lift pump (231) and a flushing pipe (232), and the flushing pipe (232) is connected with the feces and urine source separation unit (1) connect. 9. The resource-based source separation modular toilet system according to claim 1, wherein the fecal aerobic humification recycling unit (3) comprises a fecal humification tank (301) connected with the clarification module and a fecal humification tank (301) for An electric heating furnace (303) providing a heat source, a humidity sensor (302) is provided at the bottom of the fecal humification tank (301), the humidity sensor (302) is electrically connected to the electric heating furnace (303), and the feces humification tank (301) is provided with a humidity sensor (302) at the bottom. A biological humification agent box (306) and a third atomization deodorization sterilizer (310) are provided. 10. A method of utilizing the resource-based source separation modular toilet system according to any one of claims 1-9 to process manure, characterized in that, comprising the following steps: (1) The feces and urine source separation unit collects feces and urine respectively; The feces enter the clarification module through the crushing and cutting sewage lifting pump for flocculation and clarification, the large particle flocs after flocculation treatment are discharged to the fecal aerobic humification recycling unit, and the treated sewage flows into the multi-effect recycling module; Urine is directly discharged to the multi-effect resource module; (2) The multi-effect resource recycling module receives sewage and urine, and performs bubble-free aeration. The biofilm attached to the hollow fiber membrane forms an aerobic layer, an anoxic layer and an anaerobic layer from the inside to the outside to realize the nitrification of urine. Reacts with denitrification, degrades the organic matter in the manure liquid, and completes denitrification and phosphorus removal, and the treated manure liquid enters the sedimentation and sludge return module; The precipitation and sludge return module receives the fecal liquid for precipitation, the sludge obtained by precipitation is returned to the multi-effect resource recycling module for reuse, and the clean water enters the desalination module for treatment after precipitation; The desalination module removes the salt, organic matter and chromaticity in the clean water after precipitation, and obtains high-concentration concentrate and effluent. The high-concentration concentrate is returned to the multi-effect recycling module for processing; the effluent flows into the water storage and reuse module through the pipeline UV sterilizer Sterilization treatment is carried out, the sterilized pure water is stored in the water storage and reuse tank, and the pure water in the water storage and reuse tank flows into the feces and urine source separation unit for toilet flushing; (3) The fecal aerobic humification resourceization unit receives the large-particle flocs flowing out of the clarification module and dries to a moisture content of 40% to 60%, and then conducts biological humification to make organic fertilizers.

Images