CN115490398A - Sewage treatment system - Google Patents
Sewage treatment system Download PDFInfo
- Publication number
- CN115490398A CN115490398A CN202211197271.1A CN202211197271A CN115490398A CN 115490398 A CN115490398 A CN 115490398A CN 202211197271 A CN202211197271 A CN 202211197271A CN 115490398 A CN115490398 A CN 115490398A
- Authority
- CN
- China
- Prior art keywords
- tank
- septic
- separation
- treatment system
- septic tank
- 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.)
- Pending
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000004062 sedimentation Methods 0.000 claims abstract description 28
- 238000000926 separation method Methods 0.000 claims abstract description 23
- 239000010802 sludge Substances 0.000 claims abstract description 22
- 238000005352 clarification Methods 0.000 claims abstract description 19
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 15
- 238000005191 phase separation Methods 0.000 claims abstract description 14
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 6
- 238000005325 percolation Methods 0.000 claims abstract description 4
- 238000000746 purification Methods 0.000 abstract description 7
- 210000003608 fece Anatomy 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000001556 precipitation Methods 0.000 abstract 1
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 2
- 210000005056 cell body Anatomy 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 210000002700 urine Anatomy 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
Abstract
A wastewater treatment system comprising: the septic tank, the separation clarification device and the inclined tube sedimentation tank are connected in sequence through pipelines, the sludge well and the three-phase separation septic tank are respectively connected with the inclined tube sedimentation tank, and the trickling filter group, the underground percolation treatment system and the disinfection device are connected in sequence through pipelines, and the trickling filter group is connected with the three-phase separation septic tank through pipelines; the septic tank comprises a primary septic tank and a secondary septic tank which are communicated, the primary septic tank comprises a plurality of first septic cavities, the secondary septic tank comprises a second septic cavity and a plurality of filter tanks arranged in the second septic cavity, and the inner upper parts of the filter tanks are provided with water permeable pipes; the separation and clarification device comprises a sedimentation tank, an acidolysis tank, a separation tank and a clarification tank which are connected in sequence; the trickling filter group comprises a plurality of trickling filters. The system is suitable for comprehensive treatment systems of domestic sewage such as town districts, villages, office buildings and the like, and can be used for carrying out multistage separation and precipitation on the domestic sewage such as liquid dung and the like, thereby effectively realizing sewage purification and water resource recycling.
Description
Technical Field
The invention belongs to the field of sewage treatment equipment, and particularly relates to a domestic sewage treatment system.
Background
The existing public toilet and the household toilet mostly adopt a water flushing type, water and excrement are mixed together, and the water and the excrement are difficult to separate, so that limited water resources are wasted. At present often adopt the septic tank to solve water and the difficult separation recycle's of excrement and urine after mixing problem in public latrine and domestic lavatory, current septic tank generally separates multistage septic chamber in the septic tank, sets up filter screen isotructure on the division board in adjacent two-stage septic chamber, deposits down water and excrement and urine mixture step by step through the mode of deposiing, accomplishes separation between them. The filter screen is arranged on the partition plate of the two adjacent stages of septic tanks, and the existing septic tanks are easy to block due to more solid matters for intercepting water, so that the water flow speed is low, even the water flow speed cannot flow, the filter screen needs to be cleaned frequently, and the problems of troublesome maintenance and poor separation effect exist.
In addition, patent CN210595424U discloses a domestic sewage treatment system, which comprises a septic tank, a sewage treatment system and an ozone generator, wherein domestic sewage in a family is collected through the septic tank, then the domestic sewage is pumped into the sewage tank, the domestic sewage in the sewage tank flows into the sewage treatment system, and is subjected to purification treatment such as three times of ozone disinfection and sterilization of the sewage treatment system.
Patent CN205170613U discloses an integrated domestic sewage treatment system, including grid well, anaerobic reactor, sedimentation tank, sludge impoundment, air supporting system, disinfection pond etc. can not effectively separate purification with domestic sewage such as liquid dung.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a domestic sewage purification treatment system.
The invention is realized by the following technical scheme.
A wastewater treatment system, the system comprising: the septic tank, the separation and clarification device and the inclined tube sedimentation tank are connected in sequence through pipelines, the sludge well and the three-phase separation septic tank are respectively connected with the inclined tube sedimentation tank, and the trickling filter group, the underground percolation treatment system and the disinfection device are connected in sequence through pipelines, and the trickling filter group is connected with the three-phase separation septic tank through pipelines; the septic tank comprises a primary septic tank and a secondary septic tank which are communicated, the primary septic tank comprises a plurality of first septic cavities, the secondary septic tank comprises a second septic cavity and a plurality of filter tanks arranged in the second septic cavity, and the inner upper parts of the filter tanks are provided with water permeable pipes; the separation and clarification device comprises a sedimentation tank, an acidolysis tank, a separation tank and a clarification tank which are connected in sequence; the trickling filter group comprises a plurality of trickling filters.
Further, two adjacent first septic cavities are communicated.
Furthermore, the bottom of the sedimentation tank body of the inclined tube sedimentation tank comprises an inclined plate and a sludge tank with a trapezoidal section.
Further, the three-phase separation septic tank is including a plurality of cell bodies that connect gradually, all be equipped with the three-layer filter in a plurality of cell bodies.
Further, a sludge tank is arranged at the bottom of the trickling filters, and the bottom of the sludge tank is of an inclined structure.
Further, the disinfection device is an ultraviolet disinfection device.
The domestic sewage purification treatment system comprises a septic tank, a separation and clarification device, an inclined tube sedimentation tank, a silt well, a three-phase separation septic tank, a trickling filter group, an underground percolation treatment system and a disinfection device, and is suitable for a comprehensive treatment system of domestic sewage (such as sewage discharged by toilets) in town districts, villages, office buildings and the like, and the domestic sewage such as the sewage is subjected to multistage separation and sedimentation, so that sewage purification and water resource recycling are effectively realized.
Drawings
FIG. 1 is a schematic view of the present invention.
Detailed Description
The invention is described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1, a sewage treatment system includes: the device comprises a septic tank 1, a separation and clarification device 2, an inclined tube sedimentation tank 3, a sludge well 4, a three-phase separation septic tank 5, a trickling filter group 6, an underground infiltration treatment system 7 and a disinfection device 8, wherein the septic tank 1, the separation and clarification device 2 and the inclined tube sedimentation tank 3 are connected in sequence through pipelines;
the septic tank 1 comprises a primary septic tank 9 and a secondary septic tank 10 which are communicated, the primary septic tank comprises a plurality of first septic cavities 11, preferably three first septic cavities 11, two adjacent first septic cavities 11 are communicated, the secondary septic tank 10 comprises a second septic cavity, the second septic cavity is divided into a plurality of filter tanks by a plurality of vertical partition plates 12, the inner upper parts of the filter tanks are provided with water permeable pipes, the water permeable pipes are horizontal pipes, the pipe walls of the filter tanks are provided with water permeable holes, preferably three filter tanks are provided, the filter tanks comprise a first filter tank 13, a second filter tank 14 and a third filter tank 15, the inner upper parts of the first filter tank 13 are provided with a first water permeable pipe 16, the inner upper parts of the second filter tank 14 and the third filter tank 15 are provided with a second water permeable pipe 17 and a third water permeable pipe 18 which are communicated, the inlet ends of the first water permeable pipes 16 are communicated with the primary septic tank 9, and the bottoms of the vertical partition plates between the first filter tank 13 and the second filter tank 14 are provided with through holes; the filter material is arranged in the filter tank and is ceramsite, quartz sand or active carbon;
the separation and clarification device 2 comprises a sedimentation tank 19, an acidolysis tank 20, a separation tank 21 and a clarification tank 22 which are connected in sequence through pipelines; the upper end of one side of the sedimentation tank 19 is connected with the middle part of the side wall of the third filter tank 15 through a pipeline;
the inclined tube sedimentation tank 3 comprises a sedimentation tank body 23 and an inclined tube area 24 arranged in the sedimentation tank body 23, the bottom of the sedimentation tank body 23 comprises an inclined plate 25 and a sludge tank 26 which is connected with the inclined plate 25 and has a trapezoidal section, which is beneficial to the collection and discharge of sludge, the bottom of the sedimentation tank body 23 is connected with the upper part of the side wall of the clarification tank 22 through a pipeline, the sludge tank 26 is connected with the bottom of the sludge well 4 through a blow-down valve 27, the inclined tube area 24 is positioned at the upper part of the sludge tank 26, and a water outlet arranged at the upper part of the side wall of the sedimentation tank body 23 is connected with an inlet of the three-phase separation septic tank 5 through a pipeline;
the three-phase separation septic tank 5 comprises a plurality of tank bodies 28 which are connected in sequence through pipelines, three layers of filter plates 29 are arranged in the tank bodies 28, and the filter plates 29 are horizontal plates with filter holes; a filter material is arranged between the filter plates 29 and is quartz sand, iron ore sand or zeolite filter material;
the trickling filter group 6 comprises a plurality of trickling filters 30, preferably three trickling filters, and improves the sewage treatment efficiency, the bottoms of the trickling filters 30 are provided with sludge tanks 31, the bottoms of the sludge tanks 31 are of an inclined structure with one high end and the other low end, so that sludge discharge is facilitated, the bottoms of the sludge tanks 31 are provided with sludge blow-down valves 32, and the water inlets of the trickling filters 30 are connected with the water outlets of the three-phase separation septic tanks 5 through pipelines;
the water inlet of the subsurface infiltration treatment system 7 is connected with the water outlet arranged on the sludge tank 31 of the trickling filter group 6 through a pipeline;
the water inlet of the disinfection device 8 is connected with the water outlet of the underground infiltration treatment system 7 through a pipeline, and the disinfection device 8 is an ultraviolet disinfection device.
Domestic sewage such as town residential quarter, village, office building flows into septic tank 1, through one-level septic tank 9, the preliminary separation is carried out to second grade septic tank 10, then sedimentation tank 19, acidolysis pond 20, separation tank 21, clarification tank 22 through separation clarification device 2 carry out the sediment in proper order, the acidolysis, the separation, after the clarification, let in pipe chute sedimentation tank 3 and continue to separate the clarification, the mud of sediment gets into in the silt well 4, the supernatant fluid gets into three-phase separation septic tank 5 and separates the back once more, let in drip filter group 6 and purify, mud passes through mud blowoff valve 32 and discharges, the supernatant fluid is through underground infiltration processing system 7, degassing unit 8 handles in proper order, realize sewage purification, water resource can cyclic utilization.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention. It should be noted that other equivalent modifications can be made by those skilled in the art in light of the teachings of the present invention, and all such modifications can be made as are within the scope of the present invention.
Claims (6)
1. A wastewater treatment system, the system comprising: the septic tank, the separation and clarification device and the inclined tube sedimentation tank are connected in sequence through pipelines, the sludge well and the three-phase separation septic tank are respectively connected with the inclined tube sedimentation tank, and the trickling filter group, the underground percolation treatment system and the disinfection device are connected in sequence through pipelines, and the trickling filter group is connected with the three-phase separation septic tank through pipelines; the septic tank comprises a primary septic tank and a secondary septic tank which are communicated, the primary septic tank comprises a plurality of first septic cavities, the secondary septic tank comprises a second septic cavity and a plurality of filter tanks arranged in the second septic cavity, and the inner upper parts of the filter tanks are provided with water permeable pipes; the separation and clarification device comprises a sedimentation tank, an acidolysis tank, a separation tank and a clarification tank which are connected in sequence; the trickling filter group comprises a plurality of trickling filters.
2. The wastewater treatment system according to claim 1, wherein two adjacent first septic chambers are communicated with each other.
3. The wastewater treatment system according to claim 1, wherein the bottom of the sedimentation tank body of the inclined tube sedimentation tank comprises an inclined plate and a sludge tank with a trapezoidal section.
4. The sewage treatment system of claim 1, wherein the three-phase separation septic tank comprises a plurality of tank bodies connected in sequence, and three layers of filter plates are arranged in each tank body.
5. The sewage treatment system of claim 1, wherein a sludge tank is arranged at the bottom of the trickling filter tanks, and the bottom of the sludge tank is of an inclined structure.
6. The wastewater treatment system of claim 1, wherein the disinfection device is an ultraviolet disinfection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211197271.1A CN115490398A (en) | 2022-09-29 | 2022-09-29 | Sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211197271.1A CN115490398A (en) | 2022-09-29 | 2022-09-29 | Sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115490398A true CN115490398A (en) | 2022-12-20 |
Family
ID=84471488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211197271.1A Pending CN115490398A (en) | 2022-09-29 | 2022-09-29 | Sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115490398A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2059799T3 (en) * | 1988-07-01 | 1994-11-16 | Eparco Sa | PRODUCT AND PROCEDURE TO ACTIVATE THE OPERATION OF AN ANAEROBIC DIGESTION SYSTEM OF SOLID ORGANIC WASTE. |
| CN2627084Y (en) * | 2003-04-18 | 2004-07-21 | 李小平 | Anaerobic tank outflow filter |
| MXPA03006337A (en) * | 2003-07-15 | 2005-01-20 | Mexalit Ind S A De C V | Septic tank system and tanks for the operation thereof. |
| JP2006130435A (en) * | 2004-11-08 | 2006-05-25 | Hitachi Housetec Co Ltd | Sewage septic tank |
| CN203128373U (en) * | 2013-02-17 | 2013-08-14 | 赵峰 | Integral type three-phase separation septic tank |
| CN203295319U (en) * | 2013-05-13 | 2013-11-20 | 福建英辉玻璃钢科技有限公司 | Domestic sewage treatment equipment |
| CN106430541A (en) * | 2016-09-26 | 2017-02-22 | 成都信息工程大学 | Biological trickling filter treatment system and treatment method of domestic wastewater |
| CN206736049U (en) * | 2017-04-25 | 2017-12-12 | 河北建筑工程学院 | Three-level septic tank |
| US20180297876A1 (en) * | 2017-04-12 | 2018-10-18 | Waterloo Biofilter Systems Inc. | Sewage treatment system |
| CN109133521A (en) * | 2018-09-21 | 2019-01-04 | 杭州民安环境工程有限公司 | A kind of domestic sewage processing system |
| CN210313959U (en) * | 2019-06-05 | 2020-04-14 | 无锡派安混凝土有限公司 | Septic tank structure with sewage treatment function |
-
2022
- 2022-09-29 CN CN202211197271.1A patent/CN115490398A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2059799T3 (en) * | 1988-07-01 | 1994-11-16 | Eparco Sa | PRODUCT AND PROCEDURE TO ACTIVATE THE OPERATION OF AN ANAEROBIC DIGESTION SYSTEM OF SOLID ORGANIC WASTE. |
| CN2627084Y (en) * | 2003-04-18 | 2004-07-21 | 李小平 | Anaerobic tank outflow filter |
| MXPA03006337A (en) * | 2003-07-15 | 2005-01-20 | Mexalit Ind S A De C V | Septic tank system and tanks for the operation thereof. |
| JP2006130435A (en) * | 2004-11-08 | 2006-05-25 | Hitachi Housetec Co Ltd | Sewage septic tank |
| CN203128373U (en) * | 2013-02-17 | 2013-08-14 | 赵峰 | Integral type three-phase separation septic tank |
| CN203295319U (en) * | 2013-05-13 | 2013-11-20 | 福建英辉玻璃钢科技有限公司 | Domestic sewage treatment equipment |
| CN106430541A (en) * | 2016-09-26 | 2017-02-22 | 成都信息工程大学 | Biological trickling filter treatment system and treatment method of domestic wastewater |
| US20180297876A1 (en) * | 2017-04-12 | 2018-10-18 | Waterloo Biofilter Systems Inc. | Sewage treatment system |
| CN206736049U (en) * | 2017-04-25 | 2017-12-12 | 河北建筑工程学院 | Three-level septic tank |
| CN109133521A (en) * | 2018-09-21 | 2019-01-04 | 杭州民安环境工程有限公司 | A kind of domestic sewage processing system |
| CN210313959U (en) * | 2019-06-05 | 2020-04-14 | 无锡派安混凝土有限公司 | Septic tank structure with sewage treatment function |
Non-Patent Citations (2)
| Title |
|---|
| 张宝军;: "生态节能型化粪池的工艺过程构想与应用前景", 给水排水技术动态, no. 03, 20 June 2004 (2004-06-20) * |
| 闫亚男;张列宇;席北斗;侯明;夏训峰;熊瑛;: "改良化粪池/地下土壤渗滤系统处理农村生活污水", 中国给水排水, no. 10, 17 May 2011 (2011-05-17) * |
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