CN109138107B - Ecological closestool and ecological toilet - Google Patents
Ecological closestool and ecological toilet Download PDFInfo
- Publication number
- CN109138107B CN109138107B CN201811039667.7A CN201811039667A CN109138107B CN 109138107 B CN109138107 B CN 109138107B CN 201811039667 A CN201811039667 A CN 201811039667A CN 109138107 B CN109138107 B CN 109138107B
- Authority
- CN
- China
- Prior art keywords
- filter box
- receiving tank
- toilet
- ecological
- biochar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007788 liquid Substances 0.000 claims abstract description 33
- 238000011010 flushing procedure Methods 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 29
- 239000007787 solid Substances 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000005086 pumping Methods 0.000 claims description 6
- 239000003610 charcoal Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 12
- 241000282414 Homo sapiens Species 0.000 abstract description 9
- 210000003608 fece Anatomy 0.000 abstract description 9
- 238000005192 partition Methods 0.000 abstract description 4
- 238000000855 fermentation Methods 0.000 abstract description 3
- 230000004151 fermentation Effects 0.000 abstract description 3
- 239000008247 solid mixture Substances 0.000 abstract description 3
- 230000002550 fecal effect Effects 0.000 description 9
- 239000000203 mixture Substances 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000001877 deodorizing effect Effects 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000005541 medical transmission Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
- E03D11/06—Bowls with downwardly-extending flanges for the sake of flushing
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/13—Parts or details of bowls; Special adaptations of pipe joints or couplings for use with bowls, e.g. provisions in bowl construction preventing backflow of waste-water from the bowl in the flushing pipe or cistern, provisions for a secondary flushing, for noise-reducing
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
- E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Non-Flushing Toilets (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention provides an ecological toilet, a biochar filter box and a net-shaped partition board, wherein the bottom of the filter box is provided with the net-shaped partition board; the filter box is arranged below the toilet flushing pipeline, the filter box is connected with the flushing pipeline through a flow guiding device, the top end of the flow guiding device is connected with the toilet flushing pipeline, and the bottom of the flow guiding device covers the whole filter box; the closestool is provided with a filter box opening which can take out the filter box; and a biochar putting channel is also arranged on the closestool. Human feces are separately treated after being adsorbed and filtered by biochar, the solid mixture of the feces and the biochar is composted and then used for land fattening, and liquid is introduced into a methane tank for fermentation to produce methane, so that the utilization rate of the feces is improved.
Description
Technical Field
The invention relates to the field of fecal treatment, in particular to an ecological toilet and an ecological toilet.
Background
Human feces can provide environment-friendly and rich nutrients for plants through soil, and provide organic matters necessary for life for human beings through photosynthesis of the plants, so that the human beings can be born endlessly.
Human feces are good organic fertilizers, a certain position exists in an ecological chain, the existing feces are treated in situ and treated in different places, the different places are treated by plastic packaging modes, the feces are packaged by plastic bags and then transported to different places for treatment or used as organic fertilizers, but in the transportation process and the toilet local places, the plastic bags are possibly damaged, so that environmental pollution is caused, the plastic bags are dirty and smelly, the on-site treatment is generally microbial treatment, solid-liquid mixed composting is long in treatment period, the system is large in volume, and the energy consumption is high by aerobic treatment, particularly, the feces are completely biochemical, so that much electric energy is required to be consumed, and the system is easy to block.
In-situ fecal treatment is relatively different in treatment, time and labor are saved, economic value is higher, but the existing household fecal is mixed with fecal solid and liquid and is flushed into a piling pool or is led into an underground sewage pipeline, the solid and liquid are mixed, so that fecal treatment difficulty is increased, the utilization value is low, and the environment is polluted.
The rural areas have low environmental awareness and random fecal discharge due to the lag of economic level. Especially in remote rural areas, the environmental protection problem of the toilet is serious, and along with rain wash, the excrement pollutes the underground water. The rural drinking water source is mainly groundwater, the fecal pollution has great influence on human health, and the problems of disease transmission and the like are easy to occur. Meanwhile, the excrement is not effectively treated, so that the waste of ecological resources is caused.
Disclosure of Invention
Aiming at the technical problems, the invention provides an ecological closestool, human body excrement is discharged into the closestool, and solid-liquid separation and treatment are carried out on the human body excrement through adsorption and filtration of biochar. The invention also provides an ecological toilet, which is characterized in that the solid-liquid separation and recovery treatment are carried out on the excrement separated and treated by the ecological toilet, so that the purposes of environmental protection and ecological utilization are achieved.
An ecological closestool comprises a closestool and is characterized by further comprising a biochar filter box, wherein a reticular partition plate is arranged at the bottom of the filter box; the filter box is arranged below the toilet flushing pipeline, the filter box is connected with the flushing pipeline through a flow guiding device, the top end of the flow guiding device is connected with the toilet flushing pipeline, and the bottom of the flow guiding device is connected with the filter box; the closestool is provided with a filter box opening which can take out the filter box; and a biochar putting channel is also arranged on the closestool.
Preferably, a push plate is arranged on the side face of the filter box, the push plate is connected with a push rod, the push rod is controlled by a first motor, and the push rod is telescopic.
Preferably, the edge of the closestool is provided with a triangular cavity and a rectangular cavity, a charcoal putting channel port is arranged in the triangular cavity, the edge of the triangular cavity is provided with a first sealing door, a handle is arranged on the first sealing door, the rectangular cavity is provided with a first motor, and the first sealing door can be turned from top to bottom for 0-180 degrees.
Preferably, the biochar feeding passage opening is a first sealing door, and a sealing gasket is arranged between the first sealing door and the passage opening; and a sealing ring is arranged at the opening of the filter box.
Preferably, the filter box opening is arranged at the rear part of the closestool, the push plate and the push rod are arranged at the front part of the closestool, and the lower end of the push plate is provided with a guide rail which is convenient for the push plate to slide.
Preferably, the ecological closestool is also connected with a solid receiving tank and a liquid receiving tank, the solid receiving tank is connected with the opening of the filter box, and the liquid receiving tank is connected with the water outlet at the bottom of the filter box.
Preferably, the solid receiving tank and the liquid receiving tank are arranged underground, and waterproof layers are arranged on the inner walls of the solid receiving tank and the liquid receiving tank.
Preferably, openings are formed in the top ends of the solid receiving tank and the liquid receiving tank, a second sealing door is arranged on the openings, the second sealing door is controlled to be opened or closed by a second motor, and a controller is further arranged on the closestool and controls the first motor and the second motor to be opened or closed.
Preferably, a temperature control device is arranged in the solid receiving tank.
Preferably, the liquid receiving tank is provided with a water pumping pipeline for discharging the liquid in the liquid receiving tank.
According to the ecological closestool, human excrement is adsorbed and filtered by the biochar and then is treated separately, the solid mixture of the excrement biochar is composted and then is used for land fattening, and liquid is introduced into the methane tank to ferment to generate methane, so that the utilization rate of the excrement is improved.
Drawings
Fig. 1 is a structural view of a biological toilet and an ecological toilet.
Fig. 2 is a structural view of a biological toilet and an ecological toilet.
In the figure: the device comprises a handle 1, a push rod 2, a sealing door 3, a sealing gasket 4, a push plate 5, a sealing ring 6, a motor 7, a controller 8, a motor 9, a filter box 10, a sealing door 11, a temperature control device 12, a biochar placing channel opening 13, a solid receiving tank 14, a guide rail 15, a liquid receiving tank 16, a water pumping pipeline 17, a guide device 18 and a filter box opening 19.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The ecological closestool as shown in fig. 1 is further provided with a biochar filter box 10, wherein a reticular partition plate is arranged at the bottom of the filter box 10, and is provided with pores, and the diameter of the pores is smaller than the minimum particle size of the biochar; the filter box 10 is arranged below a toilet flushing pipeline, the filter box 10 is connected with the flushing pipeline through a flow guiding device 18, the top end of the flow guiding device 18 is connected with the toilet flushing pipeline, and the bottom of the flow guiding device 18 covers the whole filter box 10; the toilet is provided with a filter box opening 19 for taking out the filter box 10; and a biochar putting channel is also arranged on the closestool.
In this embodiment, a push plate 5 is disposed on a side surface of the filter box 10, the push plate 5 is connected with a push rod 2, the push rod 2 is controlled by a first motor 7, and the push rod 2 is telescopic. The edge of the closestool is provided with a biochar delivery passage opening 13, the opening of the biochar delivery passage opening 13 is provided with a first sealing door 3, and the first sealing door 3 is provided with a handle 1. A sealing gasket 4 is arranged between the biochar putting channel opening 13 and the sealing door I3; the filter box opening 19 is provided with a sealing ring 6, and a sealing device is arranged on the opening communicated with the filter box 10 to ensure that peculiar smell cannot be emitted. The filter box 10 is characterized in that a filter box opening 19 is formed in the rear of the toilet, the push plate 5 and the push rod 2 are arranged in the front of the toilet, and a guide rail 15 which is convenient for the push plate to slide is arranged at the lower end of the push plate 5.
As shown in fig. 2, the charcoal delivery passage port 13 may be provided at the rear of the toilet bowl, and the charcoal delivery passage port 13 is connected to the bottom of the toilet bowl flushing pipe, and the charcoal is delivered into the filter tank 10 through the inlet of the deflector 18. The biochar putting channel opening 13 is combined with the flushing pipeline, so that the biochar layer is positioned right below the flushing pipeline, and the biochar can filter excrement fully.
The filter box 10 is preferably funnel-shaped, the top end of the filter box is connected with the flow guiding device, the bottom water outlet is small, and the reticular baffle plate is arranged at the water outlet. The funnel-shaped filter box is convenient for the biochar to move downwards after being put in, and smoothly covers the water outlet to form a cover layer.
Example two
The embodiment provides an ecological toilet system, which is realized by the following steps: the ecological closestool is also connected with a solid receiving tank 14 and a liquid receiving tank 16, the solid receiving tank 14 is connected with a filter box opening 19, and the liquid receiving tank 16 is connected with a water outlet at the bottom of the filter box 10. The solid receiving tank 14 and the liquid receiving tank 16 are arranged underground, and waterproof layers are arranged on the inner walls of the solid receiving tank 14 and the liquid receiving tank 16, so that excrement is prevented from penetrating into underground water through water flow, and pollution is caused to the underground water. The top ends of the solid receiving tank 14 and the liquid receiving tank 16 are respectively provided with an opening, the opening at the top end of the solid receiving tank 14 is provided with a second sealing door 11, and the second sealing door 11 is controlled to be opened or closed by a second motor 9.
After the biochar in the closestool adsorbs excrement and urine, the biochar is poured into the solid receiving tank 14 through the push rod at regular intervals, the pouring period is measured according to the capacity of the filter tank 10, the filter tank 10 is large in volume, more biochar is added, the pouring period can be prolonged, the capacity is small, and the pouring period is shortened. The solid receiving tank 14 is buried underground, the mixture of the received biochar and the feces is fermented, the biological bacteria are put into the mixture, the temperature is kept at 70-80 ℃, and the mixture is taken out for drying and crushing after fermentation, so as to prepare the organic fertilizer.
The solid receiving tank 14 is provided with a temperature control device 12, and in this embodiment, the temperature control device 12 is an electric heating device and a temperature sensor, and is used for controlling the fermentation temperature of the solid receiving tank 14 to be kept within a set range.
The liquid receiving tank 16 is provided with a water pumping pipeline 17 for pumping out the liquid in the liquid receiving tank 16 periodically for irrigating farmlands.
In this embodiment, there is also a deodorizing process in which a deodorizing agent is fed into the solid receiving tank 14.
The solid mixture of the fecal biochar is used for land fattening after being composted, and liquid is introduced into a methane tank through a water pumping pipeline 17 to ferment to generate methane, so that the utilization rate of the fecal is improved. In operation, a user starts the controller 8, starts a button for controlling the motor I7, the motor I7 controls the push rod 2 to push the push plate 5 to slide on the guide rail 15, meanwhile, the motor II 9 is started to open the opening, the push rod 2 pushes the push plate 5 to push the mixture of the excrement and the biochar into the solid receiving tank 14, and the controller 8 is closed after the completion; after the completion, the filter box 10 is not required to be cleaned, and new biochar is directly put in through the biochar putting channel opening 13; considering the filtering effect of the biochar layer, cleaning the mixture of the biochar and the excrement in the filter box 10 for one week; cleaning the primary filter box 10 according to the use frequency for 30-60 days; the mixture of the excrement and the biochar in the solid receiving tank 14 is cleaned once in 15-60 days according to the requirement, and the device has a simple structure and is convenient to clean.
It is apparent that the above examples are only examples for clearly illustrating the technical solution of the present invention, and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (9)
1. An ecological closestool comprises a closestool and is characterized by further comprising a filter box filled with biochar, wherein a reticular baffle is arranged at the bottom of the filter box; the filter box is arranged below the toilet flushing pipeline, a push plate is arranged on the side face of the filter box, the push plate is connected with a push rod, the push rod is controlled by a motor I, the push rod is telescopic, the filter box is connected with the toilet flushing pipeline through a flow guiding device, the top end of the flow guiding device is connected with the toilet flushing pipeline, and the bottom of the flow guiding device is connected with the filter box; the closestool is provided with a filter box opening which can take out the filter box; and a biochar putting channel is also arranged on the closestool.
2. The ecological toilet according to claim 1, wherein the edge of the toilet is provided with a triangular cavity and a rectangular cavity, a charcoal putting passage opening is formed in the triangular cavity, the edge of the triangular cavity is a first sealing door, a handle is arranged on the first sealing door, and the rectangular cavity is used for placing a first motor.
3. The ecological toilet according to claim 2, wherein the biochar delivering passage opening is a first sealing door, and a sealing gasket is arranged between the first sealing door and the passage opening; and a sealing ring is arranged at the opening of the filter box.
4. An ecological toilet according to claim 2, wherein the filter box opening is arranged at the rear part of the toilet, the push plate and the push rod are arranged at the front part of the toilet, and a guide rail for facilitating the sliding of the push plate is arranged at the lower end of the push plate.
5. An ecological toilet adopting the ecological toilet according to any one of claims 1 to 4, wherein the ecological toilet is also connected with a solid receiving tank and a liquid receiving tank, the solid receiving tank is connected with the opening of the filter box, and the liquid receiving tank is connected with the water outlet at the bottom of the filter box.
6. The toilet according to claim 5, wherein the solid receiving tank and the liquid receiving tank are disposed underground, and the inner walls of the solid receiving tank and the liquid receiving tank are provided with waterproof layers.
7. The ecological toilet according to claim 5, wherein openings are formed in the top ends of the solid receiving tank and the liquid receiving tank, a second sealing door is arranged on the openings, the second sealing door is controlled to be opened or closed by a second motor, and a controller is further arranged on the toilet and controls the first motor and the second motor.
8. The toilet of claim 6, wherein the solids receiving tank is provided with a temperature control device.
9. The toilet according to claim 7, wherein the liquid receiving tank is provided with a water pumping pipe for discharging the liquid in the liquid receiving tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039667.7A CN109138107B (en) | 2018-09-06 | 2018-09-06 | Ecological closestool and ecological toilet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039667.7A CN109138107B (en) | 2018-09-06 | 2018-09-06 | Ecological closestool and ecological toilet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109138107A CN109138107A (en) | 2019-01-04 |
| CN109138107B true CN109138107B (en) | 2023-11-14 |
Family
ID=64827476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811039667.7A Active CN109138107B (en) | 2018-09-06 | 2018-09-06 | Ecological closestool and ecological toilet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109138107B (en) |
Citations (16)
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|---|---|---|---|---|
| DE4425236A1 (en) * | 1994-07-16 | 1996-01-18 | Onnen Dr Schweers | System for removing human excrement |
| CN2316911Y (en) * | 1997-12-22 | 1999-05-05 | 粘清富 | No-water excreta treatment device |
| KR100727577B1 (en) * | 2006-06-30 | 2007-06-14 | 이건기 | Water recycling toilet sewage treatment system without water discharge |
| CN201675850U (en) * | 2010-03-26 | 2010-12-22 | 卢宪国 | Non-water flushing closestool with separating stool and urine treatment for utilization |
| CN203022096U (en) * | 2012-12-20 | 2013-06-26 | 上海科勒电子科技有限公司 | Deodorization system of water closet |
| WO2014003686A1 (en) * | 2012-06-25 | 2014-01-03 | Nanyang Technological University | Source separation toilet system and toilet bowl for use in such a system |
| WO2014022873A2 (en) * | 2012-08-09 | 2014-02-13 | Eoos Design Gmbh | Separation toilet |
| CN205077554U (en) * | 2015-08-21 | 2016-03-09 | 深圳承轩浩业科技发展有限公司 | Intelligent closestool with recycled water utilization function |
| CN205116350U (en) * | 2015-10-28 | 2016-03-30 | 王凤蕊 | Bathroom solid -liquid separation lavatory pan and bathroom drainage system |
| CN205530571U (en) * | 2016-04-25 | 2016-08-31 | 季超 | Sponge lavatory |
| CN106193240A (en) * | 2016-08-31 | 2016-12-07 | 孙鉴国 | Contiuum type row's foul smell toilet seat |
| CN106677250A (en) * | 2015-11-06 | 2017-05-17 | 谭添 | Bath water recycling and reusing device |
| CN206800548U (en) * | 2017-03-16 | 2017-12-26 | 深圳市山水乐环保科技有限公司 | Flushing water separates environmental protection toilet with excrement |
| CN107867786A (en) * | 2017-12-11 | 2018-04-03 | 利乐生态环保工程（北京）有限公司 | Solid feces processing system, biological treatment anhydrous type environment protection water closet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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2018
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| KR100727577B1 (en) * | 2006-06-30 | 2007-06-14 | 이건기 | Water recycling toilet sewage treatment system without water discharge |
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| CN203022096U (en) * | 2012-12-20 | 2013-06-26 | 上海科勒电子科技有限公司 | Deodorization system of water closet |
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| CN205116350U (en) * | 2015-10-28 | 2016-03-30 | 王凤蕊 | Bathroom solid -liquid separation lavatory pan and bathroom drainage system |
| CN106677250A (en) * | 2015-11-06 | 2017-05-17 | 谭添 | Bath water recycling and reusing device |
| CN205530571U (en) * | 2016-04-25 | 2016-08-31 | 季超 | Sponge lavatory |
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| CN107879771A (en) * | 2017-11-02 | 2018-04-06 | 叠彩区千牛起重设备经营部 | A kind of agricultural waste processing unit |
| CN107867786A (en) * | 2017-12-11 | 2018-04-03 | 利乐生态环保工程（北京）有限公司 | Solid feces processing system, biological treatment anhydrous type environment protection water closet |
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| Publication number | Publication date |
|---|---|
| CN109138107A (en) | 2019-01-04 |
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