CN212403859U - Domestic sewage treatment and reuse device - Google Patents
Domestic sewage treatment and reuse device Download PDFInfo
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- CN212403859U CN212403859U CN202020777148.7U CN202020777148U CN212403859U CN 212403859 U CN212403859 U CN 212403859U CN 202020777148 U CN202020777148 U CN 202020777148U CN 212403859 U CN212403859 U CN 212403859U
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Abstract
本实用新型涉及一种生活污水处理回用装置，包括通过隔板相间隔的调节池、反应池、沉淀池、厌氧池、好氧池、净化池以及清水池，污水依次流经各处理池后氨氮去除率、重金属等有毒物质残余量均达到了优质水质的标准。其中通过调节池可以杀菌消毒和调节污水的酸碱度，通过反应池可以有效除去污水中的重金属物质及含磷物质，通过沉淀池初步聚沉水中悬浮物，通过厌氧、好氧池除去氨氮类有机物，通过净化池深入吸附悬浮颗粒、除臭去色，从而使污水水质达到标准。本实用新型结构设计合理，结构简单，操作方便，方便家庭及办公场所有效地处理回用生活污水。
The utility model relates to a domestic sewage treatment and reuse device, which comprises a regulating tank, a reaction tank, a sedimentation tank, an anaerobic tank, an aerobic tank, a purification tank and a clear water tank, which are separated by partition plates, and the sewage flows through the treatment tanks in sequence. The removal rate of ammonia nitrogen and the residual amount of toxic substances such as heavy metals have reached the standard of high-quality water quality. Among them, the adjustment tank can sterilize and adjust the pH of the sewage, the reaction tank can effectively remove heavy metals and phosphorus-containing substances in the sewage, the sedimentation tank can preliminarily gather the suspended matter in the sedimentation tank, and the ammonia nitrogen organic matter can be removed through the anaerobic and aerobic tank. , Through the purification tank, the suspended particles are deeply absorbed, deodorized and decolorized, so that the sewage quality can reach the standard. The utility model has the advantages of reasonable structure design, simple structure and convenient operation, which is convenient for families and offices to effectively treat and reuse domestic sewage.
Description
Technical Field
The utility model relates to an environmental engineering field, concretely relates to domestic sewage treatment retrieval and utilization device.
Background
The sewage treatment and recycling are important components of sustainable utilization of water resources, are effective ways for relieving water resource shortage, are focused on domestic sewage treatment and recycling in families and office places, improve the utilization rate of the water resources, reduce water waste, and ensure the sustainable development of the economic society by sustainable utilization of the water resources. The town sewage treatment plant usually uses an activated sludge method to treat sewage, the water quality of the effluent is the secondary discharge standard specified in discharge Standard of pollutants for the town sewage treatment plant, and the water still contains COD, TN and TP with higher concentration. In addition, the removal rate of ammonia nitrogen and heavy metal in the prior art is very low, so that the advanced wastewater treatment and heavy metal treatment are problems to be solved urgently at present.
Based on the research, a domestic sewage treatment and recycling device needs to be designed, which has the function of effectively removing ammonia, nitrogen, phosphorus and heavy metal substances, so that the water obtained by the process meets the national drinking water GB5749-2006 standard, and the quality of the outlet water is not influenced by the sewage conditions.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a device for treating and recycling domestic sewage, which aims at overcoming the defects of the prior art.
In order to solve the technical problem, the utility model provides a technical scheme is:
a domestic sewage treatment and reuse device comprises a regulating tank, a reaction tank, a sedimentation tank, an anaerobic tank, an aerobic tank, a purification tank and a clean water tank which are separated by partition plates;
one end of the regulating tank is provided with a water inlet pipe and an ozone generating device, the other end of the regulating tank is connected with the reaction tank through a partition plate with a communicating pipe, and the ozone generating device is used for pre-oxidizing liquid in the regulating tank; the regulating tank is provided with a first chemical adding device for regulating the pH value of the liquid;
the reaction tank is provided with a second dosing device for adding a heavy metal catching agent to polymerize heavy metal substances in the sewage; the reaction tank is connected with the sedimentation tank through a partition plate with a communicating pipe, and a coarse grid net is arranged on the communicating pipe between the reaction tank and the sedimentation tank, so that sewage in the reaction tank enters the sedimentation tank after being preliminarily filtered;
the sedimentation tank is connected with the anaerobic tank through a partition plate with a communicating pipe, and a reticular deoxidation frame is arranged on the communicating pipe between the sedimentation tank and the anaerobic tank, so that sewage in the sedimentation tank enters the anaerobic tank after deoxidation to create an anaerobic environment for the anaerobic tank;
the anaerobic tank is connected with the aerobic tank through a partition plate with a communicating pipe; a plurality of biochemical balls are arranged in the aerobic tank, and an aeration device is arranged at the bottom of the aerobic tank;
the aerobic tank is connected with the purification tank through a partition plate with a communicating pipe; the purification tank is internally provided with active carbon and mineral stones for adsorbing suspended small particles and purifying water quality;
the purification tank and the clean water tank are connected through a partition plate with a communicating pipe; a fine grid net is arranged on a communicating pipe between the purifying tank and the clean water tank, so that the sewage is deeply filtered; the other end of the clean water tank is provided with a water outlet pipe.
Further, a pH detection device is arranged in the adjusting tank and used for detecting the pH value of the liquid in the adjusting tank.
Furthermore, the first dosing device and the second dosing device adopt a PLC automatic dosing system.
Furthermore, the output end of the ozone generator is connected with a pressurizing dissolved air pump, and the pressurizing dissolved air pump is connected with the regulating tank through a hose.
Furthermore, liquid level controllers are arranged in the regulating tank and the clean water tank, and alarm lamps are arranged on the front sides of the liquid level controllers.
Furthermore, a valve is arranged on the communicating pipe between each treatment pool.
Has the advantages that:
the utility model discloses can make things convenient for family and office space to handle retrieval and utilization domestic sewage effectively, to improving water resource utilization rate, reduce the water waste to the sustainable development of the sustainable utilization of water resource guarantee economic society plays important effect. Can disinfect through the equalizing basin and disinfect and adjust the pH valve of sewage, can effectively remove heavy metal material and the phosphorus-containing material in the sewage through the reaction tank, through the preliminary coagulation aquatic suspended solid of sedimentation tank, detach ammonia nitrogen class organic matter through anaerobism, good oxygen pond, go deep absorption suspended particle, deodorization through the purifying tank and go to look to make sewage quality of water reach the standard. The utility model has the advantages of reasonable design, simple structure, convenient operation, the practicality is strong, easily extensive the popularization.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the adjusting tank of the present invention;
FIG. 3 is a schematic view of the anaerobic tank of the present invention;
FIG. 4 is a schematic view of the aerobic tank of the present invention;
in the figure: 1-an ozone generator; 2-pressurizing the dissolved air pump; 3-water inlet pipe; 4-water outlet pipe; 5, a first dosing device; 6-a second dosing device; 7-a pH detection device; 8-a separator; 9-fine grid mesh; 10-coarse grid net; 11-communicating tube; 12-mesh deoxygenation frame; 13-a biochemical sphere; 14-an aeration device; 15-a regulating reservoir; 16-a reaction tank; 17-a sedimentation tank; 18-an anaerobic tank; 19-an aerobic tank; 20-a purification tank; 21-clean water pool.
Detailed Description
The present invention will be further described with reference to the following specific embodiments.
A domestic sewage treatment and recycling device comprises a regulating tank 15, a reaction tank 16, a sedimentation tank 17, an anaerobic tank 18, an aerobic tank 19, a purification tank 20 and a clean water tank 21 which are separated by a partition plate 8, wherein all tank bodies are cuboids; after sewage flows through the device in sequence, the ammonia nitrogen removal rate and the residual amount of toxic substances such as heavy metals and the like all reach the standard of high-quality water quality.
One end of the adjusting tank 15 is provided with a water inlet pipe 3 and an ozone generating device, the other end of the adjusting tank 15 is connected with a reaction tank 16 through a partition plate 8 with a communicating pipe 11, and the ozone generating device is used for pre-oxidizing liquid in the adjusting tank 15; the regulating tank 15 is provided with a first chemical adding device 5 for regulating the pH value of the liquid; after the sewage enters the regulating tank 15, the ozone generator 1 and the automatic dosing machine respectively carry out pre-oxidation treatment and pH value regulation on the sewage so as to preliminarily purify the sewage.
The reaction tank 16 is provided with a second chemical adding device 6 for adding a heavy metal catching agent to polymerize heavy metal substances in the sewage; the reaction tank 16 is connected with the sedimentation tank 17 through a partition plate 8 with a communicating pipe 11, and a coarse grid net 10 is arranged on the communicating pipe 11 between the reaction tank 16 and the sedimentation tank 17, so that sewage in the reaction tank 16 enters the sedimentation tank 17 after being primarily filtered; when the sewage flows through the reaction tank 16, the second dosing device 6 can automatically add a heavy metal catching agent for polymerizing heavy metal substances in the sewage; in addition, phosphorus-accumulating bacteria are added in the reaction tank 16, so that phosphorus-containing substances in sewage can be removed conveniently, and the sewage can be further purified. And a flocculating agent is added into the sedimentation tank 17, so that the turbidity of water is reduced and suspended matters in the settled water are adsorbed and settled.
The sedimentation tank 17 is connected with the anaerobic tank 18 through a partition plate 8 with a communicating pipe 11, a reticular deoxidation frame 12 is arranged on the communicating pipe 11 between the sedimentation tank 17 and the anaerobic tank 18, so that sewage in the sedimentation tank 17 enters the anaerobic tank 18 after deoxidation to create an anaerobic environment for the anaerobic tank 18, and a plurality of biochemical balls 13 are arranged in the anaerobic tank 18; when the sewage flows through the anaerobic tank 18, the anaerobic bacteria attached to the surface of the biochemical ball 13 perform denitrification reaction, so that nitrogen-containing organic matters in the sewage can be effectively removed.
The anaerobic tank 18 is connected with the aerobic tank 19 through a partition plate 8 with a communicating pipe 11; a plurality of biochemical balls 13 are arranged in the aerobic tank 19, and an aeration device 14 is arranged at the bottom of the aerobic tank 19; when the sewage flows through the aerobic tank 19, the aerobic bacteria attached to the surface of the biochemical ball 13 carry out nitration reaction under the participation of the aeration device 14, thereby effectively removing the ammonia toxic substances in the sewage. In this embodiment, the surface of the biochemical ball 13 is rough, the specific surface area of the biochemical ball 13 reaches 80m2/m3, the biochemical ball has high strength and is not easy to break, and bacterial microorganisms can easily grow and attach on the biochemical ball and cannot flow out with water. The sewage can keep close contact with the biochemical ball 13 with the growing bacterial microorganism in the flowing process, so that under the condition of short hydraulic retention time, the sludge age can be longer, the average retention time of the bacteria can be more than 100 days, and the sewage purification efficiency is greatly improved.
The aerobic tank 19 is connected with the purification tank 20 through a partition plate 8 with a communicating pipe 11; the purification tank 20 is internally provided with active carbon and mineral stones for adsorbing suspended small particles and purifying water;
the purification tank 20 and the clean water tank 21 are connected through a partition plate 8 with a communicating pipe 11; a fine grid 9 is arranged on a communicating pipe 11 between the purifying tank 20 and the clean water tank 21, so that the sewage is deeply filtered; the other end of the clean water tank 21 is provided with a water outlet pipe 4.
The inside of the adjusting tank 15 is also provided with a pH detection device 7 for detecting the pH value of the liquid in the adjusting tank 15.
The first dosing device 5 and the second dosing device 6 adopt a PLC automatic dosing system.
The output end of the ozone generator 1 is connected with the pressurizing dissolved air pump 2, and the pressurizing dissolved air pump 2 is connected with the regulating tank 15 through a hose, so that the liquid in the regulating tank 15 can be sterilized and disinfected conveniently.
Liquid level controllers are arranged in the regulating tank 15 and the clean water tank 21, and alarm lamps are arranged on the front sides of the liquid level controllers.
The communicating pipe 11 between the treatment tanks is provided with a valve.
In the working process of the device, sewage enters the regulating tank 15 from the water inlet pipe 3, the preoxidation treatment of the ozone generator 1 and the neutralization pH value treatment of the automatic dosing machine I are obtained under the action of the pressurizing dissolved air pump 2, the sewage is preliminarily purified and enters the reaction tank 16, and the sewage quality is further improved through the phosphorus accumulating reaction of phosphorus accumulating bacteria and the polymerization heavy metal treatment of the automatic dosing machine II. The sewage enters the anaerobic tank 18 through the deoxidation frame, the anaerobic bacteria in the anaerobic tank 18 greatly consume nitrogen substances in the sewage, then the sewage flows into the aerobic tank 19, and the sewage reacts with the aerobic bacteria attached to the biochemical ball 13 under the action of the aeration device 14 to consume most of ammonia substances, so that the sewage is deeply purified. The sewage flows into the purifying tank 20, and the odor, color, turbidity, COD, TN, TP and the like of the sewage are improved by the adsorption effect of the particles such as the activated carbon and the like, so that the sewage reaches the specified standard.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and any skilled person familiar with the art will not depart from the technical scope of the present invention, and the technical spirit of the present invention will be any simple modification, equivalent replacement, and improvement made by the above embodiments, and the like, all still belong to the technical scope of the present invention.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020777148.7U CN212403859U (en) | 2020-05-12 | 2020-05-12 | Domestic sewage treatment and reuse device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020777148.7U CN212403859U (en) | 2020-05-12 | 2020-05-12 | Domestic sewage treatment and reuse device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212403859U true CN212403859U (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020777148.7U Expired - Fee Related CN212403859U (en) | 2020-05-12 | 2020-05-12 | Domestic sewage treatment and reuse device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212403859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118459005A (en) * | 2024-05-28 | 2024-08-09 | 长春工程学院 | Electroplating wastewater treatment equipment |
-
2020
- 2020-05-12 CN CN202020777148.7U patent/CN212403859U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118459005A (en) * | 2024-05-28 | 2024-08-09 | 长春工程学院 | Electroplating wastewater treatment equipment |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Lantian Energy Environmental Protection Technology Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2023980035205 Denomination of utility model: A device for treating and reusing domestic sewage Granted publication date: 20210126 License type: Common License Record date: 20230505 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing University of Engineering Science Park Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2023980036185 Denomination of utility model: A device for treating and reusing domestic sewage Granted publication date: 20210126 License type: Common License Record date: 20230606 |
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| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Nanjing University of Engineering Science Park Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2023980036185 Date of cancellation: 20240301 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210126 |