CN210481156U - Rural sewage treatment device in integration river course - Google Patents
Rural sewage treatment device in integration river course Download PDFInfo
- Publication number
- CN210481156U CN210481156U CN201921518764.4U CN201921518764U CN210481156U CN 210481156 U CN210481156 U CN 210481156U CN 201921518764 U CN201921518764 U CN 201921518764U CN 210481156 U CN210481156 U CN 210481156U
- Authority
- CN
- China
- Prior art keywords
- tank
- water
- unit
- denitrification
- phosphorus
- 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.)
- Expired - Fee Related
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 25
- 230000010354 integration Effects 0.000 title description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 121
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 61
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 61
- 239000011574 phosphorus Substances 0.000 claims abstract description 61
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 36
- 241000195493 Cryptophyta Species 0.000 claims abstract description 29
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000000813 microbial effect Effects 0.000 claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 14
- 238000007667 floating Methods 0.000 claims abstract description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims abstract description 9
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 238000005276 aerator Methods 0.000 claims 2
- 238000005273 aeration Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000012856 packing Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 244000005700 microbiome Species 0.000 description 4
- 238000000053 physical method Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Images
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model provides an integrated riverway rural sewage treatment device, which comprises an algae removal unit, a phosphorus removal unit and a denitrification unit which are arranged in sequence along the direction of water flow; the algae removal unit comprises a first garbage collection pool, a first filter screen is arranged in the first garbage collection pool to filter impurities in the water body, and the first garbage collection pool is communicated with the phosphorus removal unit through a first water outlet; the phosphorus removal unit is internally provided with microbial filler to remove phosphorus in the water body and is communicated with the nitrogen removal unit through a second water outlet; the denitrification unit comprises a biological floating bed suspended on the upper surface of the water body, aquatic plants are planted on the biological floating bed, and root systems of the aquatic plants extend into the water body to absorb nitrogen-containing substances in the water body. The utility model discloses a sewage treatment device is through removing algae class unit, dephosphorization unit, the denitrogenation unit that sets gradually along the rivers direction to effectively solve the denitrogenation dephosphorization and remove the river course pollution problem of algae, finally can cross the purpose that reaches quality of water and improve.
Description
Technical Field
The utility model relates to an integration rural sewage treatment in river course device.
Background
In recent years, the economic development of China is rapid, water resources needed in various fields are gradually increased, and meanwhile, the discharge amount of domestic sewage is increased day by day, so that the river channel is seriously affected, the pollution is gradually serious, and the ecological environment around the river channel and the production and life of residents are seriously threatened.
The denitrification, dephosphorization and algae removal are difficult problems in water body recovery and protection of rivers and lakes, and the currently adopted technology mainly comprises a chemical method, a physical method and a biological ecological method. Chemical agents are added to kill algae, ferric salt is added to promote the precipitation of phosphorus, lime is added to denitrify and the like in a chemical method, but secondary pollution is easily caused; dredging sediment by a physical method, mechanically removing algae, introducing water to flush silt and the like, but the physical method usually addresses the symptoms and does not address the root causes; the biological ecological method is a pollution control way for realizing harmony between human and nature by strengthening self-cleaning capability and material circulation rule of the nature to control polluted water, but the duration is long.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an integration rural sewage treatment device in river course to impurity in the water body is purified better.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides an integrated riverway rural sewage treatment device, which comprises an algae removal unit, a phosphorus removal unit and a denitrification unit which are arranged in sequence along the direction of water flow; the algae removal unit comprises a first garbage collection pool, a first filter screen is arranged in the first garbage collection pool to filter impurities in a water body, and the first garbage collection pool is communicated with the phosphorus removal unit through a first water outlet;
a microbial filler is arranged in the phosphorus removal unit to remove phosphorus in the water body, and the phosphorus removal unit is communicated with the nitrogen removal unit through a second water outlet; the denitrification unit comprises a biological floating bed suspended on the upper surface of the water body, aquatic plants are planted on the biological floating bed, and root systems of the aquatic plants stretch into the water body to absorb nitrogen-containing substances in the water body.
In some embodiments of the present invention, the algae removal unit further comprises a grating, and the grating is located in front of the first garbage collection tank in the direction of water flow.
In some embodiments of the present invention, the phosphorus removal unit comprises a phosphorus absorption tank, a denitrification tank and a phosphorus removal nitrification tank, which are sequentially arranged along the direction of water flow;
the first garbage collecting tank is communicated with the phosphorus suction tank through the first water outlet, phosphorus suction microbial fillers are arranged in the phosphorus suction tank, the phosphorus suction tank is communicated with the denitrification tank through a first water guide pipe, denitrification microbial fillers are arranged in the denitrification tank, the denitrification tank is communicated with the nitrification and dephosphorization tank through a second water guide pipe, phosphorus removal microbial fillers are arranged in the nitrification and dephosphorization tank, and the nitrification and dephosphorization tank is communicated with the denitrification unit through a second water outlet.
In some embodiments of the utility model, the dephosphorization unit further comprises a fan, an aeration pipe is arranged in the nitrification dephosphorization tank, and the fan is communicated with the aeration pipe.
In some embodiments of the utility model, still include solar energy power supply system and electric cabinet, solar energy power supply system connects the top of dephosphorization unit, solar energy power supply system passes through the electric cabinet with the fan electricity is connected.
In some embodiments of the present invention, the denitrification unit includes a denitrification tank, the biological floating bed is suspended on the water surface of the denitrification tank, and the root system of the aquatic plant extends into the denitrification tank.
In some embodiments of the utility model, still include water drive unit, in the direction of rivers, water drive unit is located the rear side of denitrogenation unit, be equipped with the third delivery port on the denitrogenation unit, the third delivery port with water drive unit is linked together.
In some embodiments of the present invention, the water body driving unit comprises a second garbage collecting tank and a power water pump;
the denitrification unit passes through the third delivery port with the second rubbish collecting pit is linked together, power water pump with the second rubbish collecting pit is linked together in order to drive the water flow.
In some embodiments of the present invention, a second filter screen is disposed in the second garbage collecting tank.
In some embodiments of the invention, the first water outlet is located at the bottom of the body of water.
The utility model discloses a rural sewage treatment device in integration river course's characteristics and advantage are: through the algae removal unit that sets gradually along the rivers direction, the dephosphorization unit, the denitrogenation unit, when rivers flow through this sewage treatment device, algae in the rivers are at first collected and are removed algae unit, block by the first filter screen of first rubbish collecting pit, thereby realize purifying the effect of algae, rivers enter into the dephosphorization unit through first delivery port, through the microbial packing in the dephosphorization unit in order to get rid of the phosphorus in the water, the water after the dephosphorization enters into the denitrogenation unit through the second delivery port, through the aquatic plant of biological superficial bed planting in order to absorb the nitrogenous material in the water, thereby effectively solve the river course pollution problem of denitrogenation dephosphorization and removal algae, finally can cross the purpose that reaches water quality improvement.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a process flow chart of the integrated river rural sewage treatment device of the utility model;
fig. 2 is a schematic view of the integrated riverway rural sewage treatment device of the utility model.
The reference numbers illustrate:
1. an algae removal unit; 101. a grid; 102. a first waste collection tank; 103. a first filter screen; 104. a first water outlet; 105. a first top cover;
2. a phosphorus removal unit; 201. a phosphorus absorption pool; 202. a denitrification tank; 203. a nitrification phosphorus removal tank; 204. a first water conduit; 205. a second water conduit; 206. a second water outlet; 207. a solar power supply system; 208. a fan; 209. an aeration pipe; 210. phosphorus-adsorbing microbial filler; 211. denitrifying microorganism fillers; 212. phosphorus removal microbial filler;
3. a denitrification unit; 301. a denitrification tank; 302. a biological floating bed; 303. an aquatic plant; 304. a third water outlet;
4. a water body driving unit; 401. a second waste collection tank; 402. a power water pump; 403. a second top cover; 404. a second filter.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, the utility model provides an integrated riverway and rural sewage treatment device, which comprises an algae removal unit 1, a phosphorus removal unit 2 and a nitrogen removal unit 3 which are arranged along the direction of water flow in sequence; the algae removal unit 1 comprises a first garbage collection tank 102, a first filter screen 103 is arranged in the first garbage collection tank 102 to filter impurities in a water body, and the first garbage collection tank 102 is communicated with the phosphorus removal unit 2 through a first water outlet 104;
a microbial filler is arranged in the phosphorus removal unit 2 to remove phosphorus in a water body, and the phosphorus removal unit 2 is communicated with the nitrogen removal unit 3 through a second water outlet 206; the denitrification unit 3 comprises a biological floating bed 302 suspended on the upper surface of a water body, aquatic plants 303 are planted on the biological floating bed 302, and root systems of the aquatic plants 303 extend into the water body to absorb nitrogen-containing substances in the water body.
The utility model discloses a rural sewage treatment in integration river course device: through the algae removal unit 1, the phosphorus removal unit 2 and the nitrogen removal unit 3 which are sequentially arranged along the water flow direction, when water flows through the sewage treatment device, algae in the water flow is firstly collected to the algae removal unit 1 and is blocked by the first filter screen 103 of the first garbage collection tank 102, so that the effect of purifying the algae is realized, the water flow enters the phosphorus removal unit 2 through the first water outlet 104, phosphorus in the water body is removed through microbial packing in the phosphorus removal unit 2, the water after phosphorus removal enters the nitrogen removal unit 3 through the second water outlet 206, nitrogen-containing substances in the water body are absorbed through aquatic plants 303 planted on the biological floating bed 302, so that the problems of nitrogen and phosphorus removal and river pollution of the algae removal are effectively solved, and the purpose of improving the water quality can be finally achieved.
In some embodiments of the present invention, a first top cover 105 is disposed on the top of the first garbage collecting tank 102, so as to facilitate the centralized cleaning of the garbage in the first garbage collecting tank 102 by the river administration personnel.
In some embodiments of the present invention, the algae removing unit 1 further comprises a grating 101, and the grating 101 is located in front of the first garbage collecting tank 102 in the direction of water flow. Through the grating 101 to gather the garbage (algae plants) for easy centralized treatment.
In some embodiments of the present invention, the phosphorus removal unit 2 comprises a phosphorus absorption tank 201, a denitrification tank 202 and a phosphorus removal nitrification tank 203 which are sequentially arranged along the direction of water flow; the first garbage collection tank 102 is communicated with the phosphorus absorption tank 201 through the first water outlet 104, phosphorus absorption microorganism packing 210 is arranged in the phosphorus absorption tank 201, the phosphorus absorption tank 201 is communicated with the denitrification tank 202 through a first water conduit 204, denitrification microorganism packing 211 is arranged in the denitrification tank 202, the denitrification tank 202 is communicated with the nitrification and dephosphorization tank 203 through a second water conduit 205, phosphorus removal microorganism packing 212 is arranged in the nitrification and dephosphorization tank 203, and the nitrification and dephosphorization tank 203 is communicated with the denitrification unit 3 through the second water outlet 206.
In some embodiments of the present invention, the phosphorus removal unit 2 further comprises a blower 208, an aeration pipe 209 is disposed in the nitrification phosphorus removal tank 203, and the blower 208 is communicated with the aeration pipe 209. It should be noted that a plurality of air holes are arranged on the aeration pipe 209, and the fan 208 is driven to deliver air into the water body through the air holes of the aeration pipe 209, so that a plurality of microbial fillers can generate a plurality of biological films to remove phosphorus in the water body.
In some embodiments of the utility model, still include solar energy power supply system 207 and electric cabinet, solar energy power supply system 207 is connected the top of dephosphorization unit 2, solar energy power supply system 207 passes through the electric cabinet with fan 208 electricity is connected. It should be noted that the solar power supply system 207 may adopt a solar panel, generate electric energy through the solar panel, and transmit the electric energy to the electric cabinet, so as to drive the fan 208 through the electric cabinet, thereby achieving a self-sufficient effect.
In some embodiments of the present invention, the denitrification unit 3 comprises a denitrification tank 301, the biological floating bed 302 is suspended on the water surface of the denitrification tank 301, and the root system of the aquatic plant 303 extends into the denitrification tank 301. It should be noted that the effect of purifying the water body is achieved through the developed root system of the aquatic plant 303, the root system of the aquatic plant 303 can absorb and adsorb nitrogen-containing substances in the water, and the root system of the aquatic plant 303 can secrete a large amount of enzymes to promote decomposition of organic substances in the water, so that the purpose of purifying the water body is achieved.
In some embodiments of the present invention, the water driving unit 4 is further included, in the direction of the water flow, the water driving unit 4 is located at the rear side of the denitrification unit 3, the denitrification unit 3 is provided with a third water outlet 304, and the third water outlet 304 is communicated with the water driving unit 4.
In some embodiments of the present invention, the water body driving unit 4 comprises a second garbage collecting tank 401 and a power water pump 402; the denitrification unit 3 is communicated with the second garbage collection tank 401 through the third water outlet 304, and the power water pump 402 is communicated with the second garbage collection tank 401 to drive the water body to flow.
In some embodiments of the present invention, a second filter screen 404 is disposed in the second garbage collecting tank 401. It should be noted that a second top cover 403 may be disposed on the top of the second waste collecting tank 401, so as to facilitate the river regulation personnel to intensively clean the waste in the second waste collecting tank 401.
In some embodiments of the present invention, the first water outlet 104 is located at the bottom of the water body. So that the water body with the algae removed can better flow into the dephosphorization unit 2 for further purification treatment.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An integrated riverway rural sewage treatment device is characterized by comprising an algae removal unit, a phosphorus removal unit and a nitrogen removal unit which are sequentially arranged along the direction of water flow;
the algae removal unit comprises a first garbage collection pool, a first filter screen is arranged in the first garbage collection pool to filter impurities in a water body, and the first garbage collection pool is communicated with the phosphorus removal unit through a first water outlet;
a microbial filler is arranged in the phosphorus removal unit to remove phosphorus in the water body, and the phosphorus removal unit is communicated with the nitrogen removal unit through a second water outlet;
the denitrification unit comprises a biological floating bed suspended on the upper surface of the water body, aquatic plants are planted on the biological floating bed, and root systems of the aquatic plants stretch into the water body to absorb nitrogen-containing substances in the water body.
2. The integrated riverway and rural sewage treatment device according to claim 1, wherein the algae removal unit further comprises a grid, and the grid is positioned in front of the first garbage collection tank in the direction of water flow.
3. The integrated riverway and rural sewage treatment device according to claim 1, wherein the phosphorus removal unit comprises a phosphorus absorption tank, a denitrification tank and a nitrification and phosphorus removal tank which are sequentially arranged along the direction of water flow;
the first garbage collecting tank is communicated with the phosphorus suction tank through the first water outlet, phosphorus suction microbial fillers are arranged in the phosphorus suction tank, the phosphorus suction tank is communicated with the denitrification tank through a first water guide pipe, denitrification microbial fillers are arranged in the denitrification tank, the denitrification tank is communicated with the nitrification and dephosphorization tank through a second water guide pipe, phosphorus removal microbial fillers are arranged in the nitrification and dephosphorization tank, and the nitrification and dephosphorization tank is communicated with the denitrification unit through a second water outlet.
4. The integrated riverway and rural sewage treatment device according to claim 3, wherein the phosphorus removal unit further comprises a fan, an aerator pipe is arranged in the nitrification phosphorus removal tank, and the fan is communicated with the aerator pipe.
5. The integrated riverway and rural sewage treatment device according to claim 4, further comprising a solar power supply system and an electric cabinet, wherein the solar power supply system is connected above the phosphorus removal unit, and the solar power supply system is electrically connected with the fan through the electric cabinet.
6. The integrated riverway rural sewage treatment device according to claim 1, wherein the denitrification unit comprises a denitrification tank, the biological floating bed is suspended on the water surface of the denitrification tank, and the root system of the aquatic plant extends into the denitrification tank.
7. The integrated riverway and rural sewage treatment device according to any one of claims 1 to 6, further comprising a water body driving unit, wherein the water body driving unit is located at the rear side of the denitrification unit in the direction of water flow, the denitrification unit is provided with a third water outlet, and the third water outlet is communicated with the water body driving unit.
8. The integrated riverway and rural sewage treatment device according to claim 7, wherein the water body driving unit comprises a second garbage collection tank and a power water pump;
the denitrification unit passes through the third delivery port with the second rubbish collecting pit is linked together, power water pump with the second rubbish collecting pit is linked together in order to drive the water flow.
9. The integrated riverway and rural sewage treatment device according to claim 8, wherein a second filter screen is arranged in the second garbage collection tank.
10. The integrated riverway and rural sewage treatment device of claim 1, wherein the first water outlet is positioned at the bottom of the water body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921518764.4U CN210481156U (en) | 2019-09-12 | 2019-09-12 | Rural sewage treatment device in integration river course |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921518764.4U CN210481156U (en) | 2019-09-12 | 2019-09-12 | Rural sewage treatment device in integration river course |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210481156U true CN210481156U (en) | 2020-05-08 |
Family
ID=70539978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921518764.4U Expired - Fee Related CN210481156U (en) | 2019-09-12 | 2019-09-12 | Rural sewage treatment device in integration river course |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210481156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113087300A (en) * | 2021-04-07 | 2021-07-09 | 苏州科技大学 | High-efficiency nitrogen and phosphorus removal composite artificial wetland system |
| CN118324309A (en) * | 2024-06-13 | 2024-07-12 | 天润(山东)生态环境科技有限公司 | Low-carbon sewage treatment system and treatment method |
-
2019
- 2019-09-12 CN CN201921518764.4U patent/CN210481156U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113087300A (en) * | 2021-04-07 | 2021-07-09 | 苏州科技大学 | High-efficiency nitrogen and phosphorus removal composite artificial wetland system |
| CN118324309A (en) * | 2024-06-13 | 2024-07-12 | 天润(山东)生态环境科技有限公司 | Low-carbon sewage treatment system and treatment method |
| CN118324309B (en) * | 2024-06-13 | 2024-09-24 | 天润(山东)生态环境科技有限公司 | Low-carbon sewage treatment system and treatment method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101475284A (en) | Domestic sewage treatment process and apparatus | |
| CN102381814A (en) | Integrated rural sewage treatment plant | |
| CN104692590B (en) | A kind of sewage disposal system | |
| CN204625422U (en) | A kind of Sewage treatment systems | |
| CN201942568U (en) | Biochemical membrane automatic aeration vertical subsurface flow constructed wetland sewage treatment device | |
| CN205740638U (en) | An integrated domestic sewage treatment equipment | |
| CN108178438A (en) | A kind of rural domestic sewage treatment system and purification method | |
| CN210481156U (en) | Rural sewage treatment device in integration river course | |
| CN101633545A (en) | Integrated biological and ecological cooperative sewage treatment reactor | |
| CN112093993A (en) | Ecological energy-saving rural sewage treatment equipment and system | |
| CN114956472B (en) | A modular rural domestic sewage treatment device | |
| CN110713310B (en) | Sewage advanced treatment device and method based on microbial activated sponge iron filler | |
| CN104211262B (en) | Sewage ecological treatment system | |
| CN207418517U (en) | A kind of rural sewage treatment system of low-carbon environment-friendly | |
| CN217838508U (en) | Ecological purification device for river sewage discharge port | |
| CN112723664B (en) | Biological and ecological combined sewage treatment system and sewage treatment method | |
| CN205974187U (en) | Waste water integrated treating equipment raises pigs | |
| CN215799061U (en) | Combined water treatment reactor | |
| CN209835891U (en) | Domestic sewage purification device | |
| CN204079708U (en) | Sewage ecological treatment system | |
| CN202246338U (en) | Integrated rural sewage treatment device | |
| CN202226754U (en) | Integrated rural sewage treatment system | |
| CN209098453U (en) | Domestic sewage treatment complete set | |
| CN218435242U (en) | Modularized biological purification device | |
| CN220223904U (en) | Domestic sewage treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 Termination date: 20200912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |