CN111689663A

CN111689663A - Unpowered toilet

Info

Publication number: CN111689663A
Application number: CN202010574370.1A
Authority: CN
Inventors: 蓝文贵
Original assignee: Tepes Fujian Environmental Technology Co Ltd
Current assignee: Tepes Fujian Environmental Technology Co Ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2020-09-22

Abstract

The invention relates to the technical field of ecological toilets, and discloses an unpowered toilet which comprises a toilet body, an excrement treatment device and a water seepage pipe. The excrement treatment device is connected with the toilet body and is used for decomposing, disinfecting and sterilizing excrement. The outlet of the excrement treatment device is connected with a water seepage pipe. The infiltration pipe is pre-buried in the underground soil surface layer, and adsorption particles are laid around, and the surface soil above the infiltration pipe is planted with the plant, and the infiltration pipe rear end is provided with the normal water and collects the hole. In conclusion, the invention treats the fecal sewage through the fecal treatment device, the soil microorganisms and the planting of plants, does not need external power, finally achieves the aims of not discharging sewage outside, not polluting the environment, returning fecal pollutants to the field nearby and recycling, saves water resources and the agricultural cost of farmers, beautifies the environment in rural areas and is suitable for being popularized in wide rural areas.

Description

Unpowered toilet

Technical Field

The invention relates to the technical field of ecological toilets, in particular to an unpowered toilet.

Background

With the proposal of the country on the village revivification scheme, how to improve the village environment becomes a core topic, the rural economy is continuously developed and the living standard is gradually improved at present, but the reconstruction work of the rural toilet is difficult due to various reasons such as incomprehensible infrastructure of underground pipelines and the like, living economy habits, poor collective consciousness of rural people on environmental protection and the like. The novel ecological toilet is an important link for rural toilet reconstruction, and has very important significance for simultaneously guaranteeing the living quality of people and reducing the construction cost. In the regions where the water pipe network cannot be popularized, selecting a proper novel ecological toilet is very important for the livelihood work of local rural farmers according to local conditions. Because China is wide in regions, different in environmental climate and different in government finance and farmer economic status, the improvement of the toilet in rural areas is difficult to achieve, and particularly the problems of ensuring the subsequent operation cost of the toilet and the nearby resource utilization of excrement are always puzzled by people. Therefore, a new toilet is urgently needed to solve the current problems.

Disclosure of Invention

The invention aims to solve the defects of the prior art and provide an unpowered toilet which treats fecal sewage through a fecal treatment device, soil microorganisms and plant planting without external power and finally achieves the aims of not discharging sewage, not polluting the environment, returning fecal pollutants to the field nearby and recycling.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention discloses an unpowered toilet which is characterized in that: comprises a toilet body, a fecal treatment device and a water seepage pipe. The excrement treatment device is connected with the toilet body and is used for decomposing, disinfecting and sterilizing excrement; the outlet of the excrement treatment device is connected with a water seepage pipe; the water seepage pipe is pre-buried in the surface layer of underground soil, adsorption particles are paved around the water seepage pipe, and plants are planted in the surface soil above the water seepage pipe; and a reclaimed water collecting pit is arranged at the rear end of the water seepage pipe. After excrement is decomposed and sterilized by the excrement treatment device, the supernatant discharged by the water seepage pipe adsorbs harmful elements in the water body through the filtration of adsorption particles, and is decomposed, purified and permeated by microorganisms in soil, and plants planted in the soil on the earth surface can absorb residual elements such as ammonia nitrogen, phosphorus, potassium and the like in the supernatant. And the redundant supernatant flows into a reclaimed water collecting pit at the tail end after passing through a water seepage pipe and is used for watering the daily planted plants.

Furthermore, the excrement treatment device is of an integrated structure and comprises a collecting and hydrolyzing tank, an anaerobic tank and a precipitation separation tank which are sequentially communicated; a partition plate is arranged between any two adjacent grooves, and a water passing hole is formed in the middle of the partition plate; the upper parts of the collecting and hydrolyzing tank, the anaerobic tank and the precipitation separation tank are all provided with inspection wells with the caliber of 40cm, and the device is mainly used for farmers to clean sludge. The sedimentation separation tank is internally preloaded with a filler for precipitating organic suspended matters.

Further, the filler is a hollow spherical filler with the diameter of 150 mm.

Furthermore, the collecting and hydrolyzing tank, the anaerobic tank and the precipitation separation tank are made of plastic or glass fiber reinforced plastic.

Furthermore, the toilet body is a single-body or double-body detachable assembled mobile toilet.

Furthermore, the toilet body comprises a toilet shell, and a foot-operated water storage tank, a toilet stool, a deodorization device and a feces discharging pipe which are arranged in the toilet shell and connected in sequence. The detachable assembled wall boards are assembled into a toilet shell, and the excrement discharge pipe is communicated with the excrement treatment device. The toilet bowl is a toilet bowl or a squatting pan. Biological digestive enzyme is added into the foot-treading type water storage tank; the toilet excrement is decomposed, liquefied and precipitated by adding biological digestive enzyme into the foot-treading type water storage tank regularly. The capacity of the water storage barrel is not less than 20 liters, and the capacity of the water storage barrel is not less than 1 liter after one-time foot-operated flushing. The angle between the excrement discharge pipe and the horizontal line is larger than 15 degrees, and the pipe diameter is not smaller than 110 mm.

Further, the toilet body also comprises an odor exhaust pipe; the odor exhaust pipe is arranged at the front end of the fecal treatment device, and the tail end of the odor exhaust pipe is provided with an exhaust pipe cap. The exhaust pipe is 10 to 30cm higher than the roof of the toilet body, and the odor exhaust pipe is made of PVC pipes with the pipe diameter of more than 75 mm.

Furthermore, the toilet shell is formed by assembling detachable assembled wall boards. The wallboard material is high density polyethylene, GFRP glass fiber reinforced plastics, SMC composite material or color steel sandwich board.

Furthermore, a plurality of water seepage holes are distributed around the water seepage pipe; the infiltration pipe outer wall is provided with net geotechnological cloth, prevents that upper soil from falling into through the infiltration hole and blockking up the infiltration pipe.

Furthermore, the soil on the ground surface above the water seepage pipe is a high ridge which is 20cm to 50cm higher than the ground surface. The main objective is to avoid flooding, make things convenient for the rapid filtration of sewage, make things convenient for the absorption nutrition of vegetables and plants on every side, the underground of suggestion people's protruding soil part is buried there is the infiltration pipe, prevents that people from trampling the destruction carelessly, prevents that the rainwater from erodeing for a long time and causing the destruction of infiltration section.

Furthermore, a pit cover is arranged above the reclaimed water collecting pit, and enclosing walls or enclosing soil are filled around the reclaimed water collecting pit to prevent rainwater from permeating. Safety signs are arranged around the enclosing wall or the enclosing soil to prevent people from inadvertently stepping down.

Furthermore, the adsorption particles are ceramic particles.

Further, the ceramsite is a biological sludge light ceramsite.

The invention has the advantages that:

1. according to the invention, digestive enzyme is periodically added into the pedal type water storage tank in the toilet body, excrement and sewage are decomposed and liquefied by digestive enzyme microorganisms under the action of the digestive enzyme, excrement and sewage are eliminated, the discharged sewage is simultaneously filtered, decomposed and adsorbed by soil microorganisms and adsorption particles, harmful elements, bacteria, ammonia nitrogen and the like in the sewage body, and a large amount of ammonia nitrogen, phosphorus and potassium nutrient elements in the sewage are adsorbed by matching with a plant planting mode, so that the purposes of safety and no emission are finally achieved, and an independent and complete environment-friendly ecological toilet treatment system is formed. The system effectively solves the problems of toilet drainage, operation cost and difficulty in returning excrement to the field and recycling in rural areas without drainage pipe networks, reduces the problem of environmental pollution to rural sanitation, saves water resources and agricultural cost of farmers, beautifies rural environment, and is very suitable for popularization in wide rural areas.

2. The reclaimed water collecting pit is arranged at the tail end of the water seepage pipe and used for collecting the residual reclaimed water after decomposition and filtration, and the collected reclaimed water can be used for farmers to irrigate vegetable plants nearby, so that the resource recycling of returning manure to the field is realized.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the construction of the faecal management device of the present invention.

Description of the main component symbols:

1. a toilet body; 11. a foot-operated water storage tank; 12. a toilet bowl; 13. a deodorizing device; 14. an odor exhaust pipe; 141. an exhaust pipe cap; 15. a manure discharge pipe; 16. a toilet housing 2, a fecal treatment device; 21. a collecting and hydrolyzing tank; 22. an anaerobic tank; 23. a precipitation separation tank; 24. a filler; 25. a water seepage pipe; 251. a water seepage hole; 252. a grid geotextile; 253. ceramsite; 254. a plant; 255. carrying out earth ridge; 26. an inspection well; 27. a partition plate; 3. a reclaimed water collection pit; 31. an enclosure wall or a surrounding soil.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in figures 1 and 2, the invention discloses an unpowered toilet which comprises a toilet body 1, a fecal treatment device 2 and a water seepage pipe 25.

The toilet body 1 in this embodiment is a single detachable mobile toilet, and includes an odor exhaust pipe 14, a toilet housing 16, and a treading type water storage tank 11, a toilet 12, a deodorization device 13, and a feces discharging pipe 15, which are disposed in the toilet housing 16 and connected in sequence. The toilet housing 16 is assembled from detachable assembled wall panels made of high density polyethylene, GFRP fiberglass, SMC composite or color steel sandwich panels, preferably high density polyethylene. The odor exhaust pipe 14 is provided on the collecting and hydrolyzing tank 21, and an exhaust pipe cap 141 is provided at the end of the odor exhaust pipe 14. The exhaust pipe is 10cm to 30cm higher than the roof of the toilet body 1, the pipe diameter is more than 75mm, and the odor exhaust pipe 14 preferably uses a PVC pipe with the pipe diameter of 75 mm. The foot-operated water storage tank 11 is added with biological digestive enzyme, the capacity of the water storage tank is not less than 20 liters, and the water storage tank is not less than 1 liter after being washed by foot. The toilet 12 may be a toilet or a squat. In this embodiment, the deodorization device 13 is a U-shaped water seal. The angle between the manure discharge pipe 15 and the horizontal line is more than 15 degrees, and the pipe diameter is not less than 110 mm.

The fecal treatment device 2 is an integrated structure, and comprises a collecting and hydrolyzing tank 21, an anaerobic tank 22 and a precipitation separation tank 23 which are sequentially communicated. A partition plate 27 is arranged between any two adjacent grooves, and a water passing hole is arranged in the middle of the partition plate 27. The collecting and hydrolyzing tank 21 is communicated with the feces discharging pipe 15, and the precipitation separation tank 23 is communicated with the water seepage pipe 25. The collecting and hydrolyzing tank 21, the anaerobic tank 22 and the precipitation separation tank 23 are all provided with inspection wells 26 with the apertures of 40cm, and are mainly used for farmers to clearly draw sludge, the sludge which is clearly drawn can be directly buried into vegetable fields on the spot, and the vegetable fields are covered with soil, and the sludge can be mixed with the soil to be directly used for planting vegetables and fruits after about half a month of decomposition and purification of microorganisms in the soil. When the toilet is flushed, the bio-digestive enzymes added to the step-on water tank 11 flow into the collecting and hydrolyzing tank 21 and are mixed with the excrements to decompose, liquefy and sterilize the excrements. The sedimentation and separation tank 23 is filled with a filler 24 for precipitating organic suspended substances, the supernatant of the sedimentation and separation tank 23 flows automatically into a water seepage pipe 25, and the used filler 24 is preferably a hollow spherical filler 24 with the diameter of 150 mm. The collection and hydrolysis tank 21, the anaerobic tank 22 and the precipitation separation tank 23 may be made of plastic capable of being subjected to mold opening injection at one time or glass fiber reinforced plastic, and GFRP glass fiber reinforced plastic material is preferred in the invention.

The infiltration pipe 25 is pre-buried in the underground soil top layer, and the infiltration pipe 25 sets up around and distributes a plurality of infiltration holes 251, and the infiltration pipe 25 outer wall is provided with net geotechnological cloth 252, prevents that upper soil from falling into through infiltration hole 251 and blockking up infiltration pipe 25. Biological sludge light ceramsite 253 is buried around the water seepage pipe 25, and the ceramsite 253 has the functions of filtering, adsorbing and mineralizing harmful elements in the sewage body, and can also quickly and uniformly diffuse reclaimed water. The outer layer of haydite 253 is buried with soil ridge 255 which is 30cm higher than the ground level for avoiding flooding and facilitating the rapid filtration of sewage, and simultaneously can prompt people that the underground of the raised soil part is buried with a water seepage pipe 25 to prevent people from being damaged by being trodden by accident and prevent rainwater from causing the damage of a water seepage section due to long-term scouring. Plants 254 such as vegetables, melons and fruits are planted on the ground surface of the ridge 255 and used for absorbing ammonia nitrogen elements.

A reclaimed water collecting pit 3 is also arranged at the rear end of the water seepage pipe 25. The redundant supernatant can flow into the reclaimed water collecting pit 3 through the water seepage pipe 25 for watering the daily planted plants 254. A pit cover is arranged above the reclaimed water collecting pit 3, and enclosing walls or enclosing soil 31 are filled around the pit cover to prevent rainwater from permeating. Safety signs are arranged around the enclosing wall or the enclosing soil 31 to prevent people from accidentally stepping down.

The ceramsite 253 in the invention is preferably biological sludge light ceramsite with the particle size of 20 mm. The biological sludge ceramsite is used for treating a large amount of sludge generated after sewage is treated by a sewage treatment plant, and the biological sludge ceramsite is dried, ground, pelletized and sintered to form the light ceramsite for treating the sewage so as to achieve the aim of treating the sewage by using the sewage. In the sludge treatment, some biological sludge is prepared into agricultural fertilizer or greening application, and some biological sludge is directly buried and burned, so that secondary ecological environment pollution can be caused, and the prepared biological sludge light ceramsite not only can achieve the purpose of recycling wastes, but also can be used for treating sewage, namely the sewage is discarded in soil, the soil and the environment are not polluted, and the effect of improving the soil can be achieved. Meanwhile, the biological sludge replaces partial clay to fire the ceramsite, so that the clay is saved, the farmland is protected, and a certain environment-friendly function of recycling is achieved.

For better use, the toilet body 1 should be installed at a higher position than the water level, which is advantageous for the infiltration of filtered water.

If the lavatory body 1 is installed in a yard, the soil treatment apparatus 2 should be installed at a distance of 10m or more. If the toilet body 1 is installed in a house, the excreta management device 2 should be installed at a distance of 20 meters or more and the excreta management device 2 should be installed at a distance of 30 meters or more from the water source.

The working process of the invention is as follows:

according to the invention, biological digestive enzyme is periodically added into the foot-operated water storage tank 11, the capacity of the foot-operated water storage tank 11 is not less than 20 liters, the flushing water amount is not less than 1 liter each time, the biological digestive enzyme enters the collecting and hydrolyzing tank 21 along with the feces discharging pipe 15, feces in the collecting and hydrolyzing tank 21 and the periodically added digestive enzyme and microorganism are decomposed, liquefied and feces dirt is eliminated, part of floating objects and upper-layer hydrated objects enter the anaerobic tank 22 through the water through holes to be continuously fermented, decomposed and hydrolyzed, the fermented liquid enters the precipitation separation tank through the water through holes to be precipitated and separated, the precipitation separation tank 23 is internally preloaded with the filler 24, the supernatant is outwards discharged through the water seepage pipe 25 connected above, and the surface of the water seepage pipe 25 is provided with a plurality of water seepage holes 251 which are uniformly distributed. The outer part of the water seepage hole 251 is wrapped with a gridding geotextile 252 and is placed in an underground groove, a biological sludge ceramsite 253 is firstly filled in the groove, a layer of biological sludge ceramsite 253 with the thickness of 30cm is filled around the water seepage pipe 25, harmful elements, bacteria and mineralized water in a water body can be effectively adsorbed, and the filter material is the filter material with the best effect of active biodegradation of harmful substances. The outside of the biological sludge ceramsite 253 is buried in soil to form a vegetation layer, residual ammonia nitrogen is absorbed by soil microorganisms and vegetable plants 254, the residual ammonia nitrogen is supplied to the vegetation layer plants 254 for utilization through soil evaporation and infiltration, and meanwhile, the residual ammonia nitrogen is decomposed into purified water through the microorganisms in the soil and naturally infiltrates. The rear end of the water seepage pipe 25 is provided with a reclaimed water collecting pit 3 for collecting the reclaimed water left after the ceramsite 253 soil filler 24 is decomposed, and the collected reclaimed water can be used for irrigating the vegetable 254, so that the resource recycling of returning the feces to the field is realized.

In conclusion, the invention treats the fecal sewage through the fecal treatment device, the soil microorganisms and the planting of plants, does not need external power, finally achieves the aims of not discharging sewage outside, not polluting the environment, returning fecal pollutants to the field nearby and recycling, saves water resources and the agricultural cost of farmers, beautifies the environment in rural areas and is suitable for being popularized in wide rural areas.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention.

Claims

1. An unpowered toilet, characterized in that: comprises a toilet body, a fecal treatment device and a water seepage pipe; the excrement treatment device is connected with the toilet body and is used for decomposing, disinfecting and sterilizing excrement; the outlet of the excrement treatment device is connected with a water seepage pipe; the water seepage pipe is pre-buried in the surface layer of underground soil, adsorption particles are paved around the water seepage pipe, and plants are planted in the surface soil above the water seepage pipe; and a reclaimed water collecting pit is arranged at the rear end of the water seepage pipe.

2. The unpowered toilet according to claim 1, wherein: the excrement treatment device is of an integrated structure and comprises a collecting and hydrolyzing tank, an anaerobic tank and a precipitation separation tank which are sequentially communicated; a partition plate is arranged between any two adjacent grooves, and a water passing hole is formed in the middle of the partition plate; inspection wells are arranged above the collecting and hydrolyzing tank, the anaerobic tank and the precipitation separation tank; the sedimentation separation tank is internally preloaded with a filler for precipitating organic suspended matters.

3. The unpowered toilet of claim 2, wherein: the filler is a hollow spherical filler with the diameter of 150 mm.

4. The unpowered toilet of claim 2, wherein: the collecting and hydrolyzing tank, the anaerobic tank and the precipitation separation tank are made of plastic or glass fiber reinforced plastic.

5. The unpowered toilet according to claim 1, wherein: the toilet body is a single-body or double-body detachable assembled mobile toilet.

6. The unpowered toilet according to claim 1, wherein: the toilet body comprises a toilet shell, and a foot-operated water storage tank, a toilet stool, a deodorization device and a feces discharging pipe which are arranged in the toilet shell and connected in sequence; the excrement discharge pipe is communicated with the excrement treatment device; biological digestive enzyme is added into the foot-treading type water storage tank; the toilet bowl is a toilet bowl or a squatting pan.

7. The unpowered toilet according to claim 6, wherein: the toilet body also comprises an odor exhaust pipe; the odor exhaust pipe is arranged at the front end of the fecal treatment device, and the tail end of the odor exhaust pipe is provided with an exhaust pipe cap.

8. The unpowered toilet according to claim 6, wherein: the toilet shell is formed by assembling detachable assembled wall boards; the wallboard material is high density polyethylene, GFRP glass fiber reinforced plastics, SMC composite material or color steel sandwich board.

9. The unpowered toilet according to claim 1, wherein: a plurality of water seepage holes are distributed around the water seepage pipe; and the outer wall of the water seepage pipe is provided with a grid geotextile.

10. The unpowered toilet according to claim 1, wherein: the earth surface soil above the water seepage pipe is a high-piled ridge which is 20cm to 50cm higher than the earth surface;

a pit cover is arranged above the reclaimed water collecting pit, an enclosure wall or enclosing soil is filled around the reclaimed water collecting pit, and a safety mark is arranged around the enclosure wall or the enclosing soil;

the adsorption particles are ceramic particles;

the ceramsite is biological sludge light ceramsite.