CN211688688U - Rural sewage treatment system of micro-power - Google Patents
Rural sewage treatment system of micro-power Download PDFInfo
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- CN211688688U CN211688688U CN201921634459.1U CN201921634459U CN211688688U CN 211688688 U CN211688688 U CN 211688688U CN 201921634459 U CN201921634459 U CN 201921634459U CN 211688688 U CN211688688 U CN 211688688U
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Abstract
The utility model provides a rural sewage treatment system of micro-power, this system set gradually and bury in secret septic tank, equalizing basin, biochemical preliminary treatment pond, good oxygen biochemical pond, secondary sedimentation tank, disinfection pond, enter into constructed wetland after the sewage disinfection in the disinfection pond, the secondary sedimentation tank still is connected with sludge impoundment and biochemical preliminary treatment pond, good oxygen biochemical pond with still be equipped with between the biochemical preliminary treatment pond and nitrify the liquid back flow. The beneficial effects are as follows: the system is combined with the combined artificial wetland, so that the treatment efficiency of sewage can be improved, the current situation of rural sewage is combined, the sewage is filtered and disinfected for many times, and finally purified for many times through the artificial wetland, and the solar cell panel can be arranged on the system to supply power for the system, so that the pressure of energy power supply is relieved.
Description
Technical Field
The utility model relates to a rural sewage treatment facility, in particular to a micro-power rural sewage treatment system.
Background
Along with the continuous promotion of new rural construction work in China, the attention and requirements of the masses of farmers on the quality of living environment are higher and higher along with the improvement of living standard, but the problem of environmental pollution caused by domestic sewage in rural areas in China is increasingly serious.
Because the rural sewage quality and water quantity of China are unstable, the fluctuation is large, the scattered discharge is realized, and the like, the design and application requirements of the rural sewage treatment process are directly determined, and a treatment system which is simple to manage and stable to operate is reasonably selected according to the field situation so as to ensure that the effluent quality can reach the standard of direct discharge.
SUMMERY OF THE UTILITY MODEL
The utility model provides a micro-power rural sewage treatment system for solving the problems in the prior art.
The technical scheme of the utility model is realized like this: a micro-power rural sewage treatment system comprises: this system has set gradually and has buried septic tank, equalizing basin, biochemical preliminary treatment pond, good oxygen biochemical pond, secondary sedimentation tank, the pond of disinfecting in the underground, enter into constructed wetland after the sewage disinfection in the disinfection pond, the secondary sedimentation tank still is connected with sludge impoundment and biochemical preliminary treatment pond, good oxygen biochemical pond with still be equipped with the liquid back flow of nitrifying between the biochemical preliminary treatment pond.
Furthermore, the artificial wetland is a combined artificial wetland and consists of a surface flow artificial wetland and a vertical flow artificial wetland, a water distribution open channel, the vertical flow artificial wetland and a water drainage open channel are sequentially arranged behind the surface flow artificial wetland, and a water passing port is arranged on the front side wall of the water distribution open channel; and water inlet distribution pipes and water discharge and water collection pipes are uniformly and alternately laid on the vertical flow artificial wetland, the front ends of the water inlet distribution pipes are positioned in the water distribution open channels, the rear ends of the water discharge and water collection pipes are positioned in the water discharge open channels, and water outlet pipes are also arranged on the rear side walls of the water discharge open channels.
Furthermore, the foundation part of the artificial wetland is sequentially provided with plain filling soil, a concrete layer, an impermeable membrane, lower pebbles, upper pebbles and a gravel layer from bottom to top.
Further, a solar power generation system is arranged in the system and provides power for the system.
The utility model has the advantages that: the system is combined with the combined artificial wetland, so that the treatment efficiency of sewage can be improved, the current situation of rural sewage is combined, the sewage is filtered and disinfected for many times, and finally purified for many times through the artificial wetland, and the solar cell panel can be arranged on the system to supply power for the system, so that the pressure of energy power supply is relieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is a side view of the structural section of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in figures 1-3, a micro-power rural sewage treatment system comprises: the system is sequentially provided with a septic tank 2, an adjusting tank 3, a biochemical pretreatment tank 4, an aerobic biochemical tank 5, a secondary sedimentation tank 6 and a disinfection tank 7 which are buried underground, sewage in the disinfection tank 7 enters an artificial wetland 8 after being disinfected, the secondary sedimentation tank 6 is also connected with a sludge tank 9 and the biochemical pretreatment tank 4, and a nitrification liquid return pipe 10 is also arranged between the aerobic biochemical tank 5 and the biochemical pretreatment tank 4.
The sewage generated by the house 1 firstly flows into the regulating tank 3 by self after being pretreated by the septic tank 2, the regulating tank 3 can regulate the pH value of the sewage by adding additives, then the sewage enters the biochemical pretreatment tank 4, and then passes through the aerobic biochemical tank 5, the secondary sedimentation tank 6 and the disinfection tank 7, the nitrification liquid is added into the aerobic biochemical tank 5, wherein the sludge in the secondary sedimentation tank 6 enters the sludge tank 9, and part of the nitrification liquid and part of the sludge respectively flow back into the biochemical pretreatment tank 4 for secondary treatment.
The water flowing out of the secondary sedimentation tank 6 enters a disinfection tank 7 for disinfection, and the sewage flows into the artificial wetland 8 after disinfection.
The system is also provided with a solar power generation system which provides power for the system.
The artificial wetland 8 comprises a surface flow artificial wetland 11 planted with aquatic plants and a vertical flow artificial wetland 12, a water inlet open channel 13 and a water drop aeration section 14 are arranged in front of the surface flow artificial wetland 11, sewage flows into the water inlet open channel 13 from a water inlet pipe, is oxygenated through the water drop aeration section 14 and then flows into the surface flow artificial wetland 11, the water drop aeration section 14 is lower than the water inlet open channel 13, the sewage falls from high to low, the potential energy of the sewage per se is utilized to stir the water surface, a hydraulic jump is generated, the surface of the water surface contacting with air is continuously updated, the process of oxygenating the water body is completed, and the multistage water drop aeration enables the oxygen storage of the water body to be more sufficient.
A water distribution open channel 15, a vertical flow artificial wetland 12 and a water drainage open channel 16 are sequentially arranged behind the surface flow artificial wetland 11, a water passing port is arranged on the front side wall of the water distribution open channel 15, and sewage enters the water distribution open channel 15 through the water passing port after being filtered and treated by the surface flow artificial wetland 11 and enters the vertical flow artificial wetland 12 through a water inlet and distribution pipe 17;
the vertical flow artificial wetland 12 is uniformly and alternately paved with water inlet distribution pipes 17 and water discharge collecting pipes 18, the front ends of the water inlet distribution pipes 17 are positioned in the water distribution open channels 15, the rear ends of the water discharge collecting pipes 18 are positioned in the water discharge open channels 16, the rear side walls of the water discharge open channels 16 are also provided with water outlet pipes, and water filtered and treated by the vertical flow artificial wetland 12 flows into the water discharge open channels 16 through the water discharge collecting pipes 18 and is finally discharged through the water outlet pipes.
The foundation part of the artificial wetland 8 is sequentially composed of plain filling soil 8-1, a concrete layer 8-2, an impermeable membrane 8-3, lower-layer pebbles 8-4, upper-layer pebbles 8-5 and gravels 8-6 from bottom to top, the concrete layer 8-2 is cast on the plain filling soil 8-1, and the impermeable membrane 8-3 is laid, so that sewage infiltration can be prevented, and the gravels 8-6 and two layers of pebbles can filter impurities in the sewage layer by layer.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. A micro-power rural sewage treatment system comprises: the system is provided with a septic tank, an adjusting tank, a biochemical pretreatment tank, an aerobic biochemical tank, a secondary sedimentation tank and a disinfection tank which are buried underground in sequence, and is characterized in that: the sewage in the disinfection tank enters the artificial wetland after being disinfected, the secondary sedimentation tank is also connected with a sludge tank and a biochemical pretreatment tank, and a nitrification liquid return pipe is also arranged between the aerobic biochemical tank and the biochemical pretreatment tank;
the artificial wetland is a combined artificial wetland and consists of a surface flow artificial wetland and a vertical flow artificial wetland, a water distribution open channel, the vertical flow artificial wetland and a water drainage open channel are sequentially arranged behind the surface flow artificial wetland, and a water passing port is arranged on the front side wall of the water distribution open channel; the vertical flow artificial wetland is uniformly and alternately paved with a water inlet distribution pipe and a water drainage collecting pipe, the front end of the water inlet distribution pipe is positioned in the water distribution open channel, the rear end of the water drainage collecting pipe is positioned in the water drainage open channel, and the rear side wall of the water drainage open channel is also provided with a water outlet pipe;
the foundation part of the artificial wetland is sequentially filled with plain soil, a concrete layer, an impermeable membrane, lower pebbles, upper pebbles and a gravel layer from bottom to top.
2. The micro-power rural sewage treatment system according to claim 1, wherein: the system is also provided with a solar power generation system which provides power for the system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921634459.1U CN211688688U (en) | 2019-09-29 | 2019-09-29 | Rural sewage treatment system of micro-power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921634459.1U CN211688688U (en) | 2019-09-29 | 2019-09-29 | Rural sewage treatment system of micro-power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211688688U true CN211688688U (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921634459.1U Active CN211688688U (en) | 2019-09-29 | 2019-09-29 | Rural sewage treatment system of micro-power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211688688U (en) |
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2019
- 2019-09-29 CN CN201921634459.1U patent/CN211688688U/en active Active
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