CN220788306U - Rural domestic sewage decentralized processing device - Google Patents
Rural domestic sewage decentralized processing device Download PDFInfo
- Publication number
- CN220788306U CN220788306U CN202322250856.1U CN202322250856U CN220788306U CN 220788306 U CN220788306 U CN 220788306U CN 202322250856 U CN202322250856 U CN 202322250856U CN 220788306 U CN220788306 U CN 220788306U
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- China
- Prior art keywords
- tank
- reaction tank
- clarification
- water outlet
- transmission rod
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- 239000010865 sewage Substances 0.000 title claims abstract description 52
- 238000005352 clarification Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000004062 sedimentation Methods 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000007790 scraping Methods 0.000 claims abstract description 7
- 238000012856 packing Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract description 2
- 238000005192 partition Methods 0.000 abstract description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002071 nanotube Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a rural domestic sewage decentralized processing device, which comprises a sedimentation tank, a reaction tank and a clarification tank, wherein the sedimentation tank and the clarification tank are sequentially isolated by a partition board, and a water outlet is arranged at the top end of one side of the sedimentation tank and is communicated with the reaction tank; a hair scraping knife is arranged right below the water outlet and fixed at the top end of a transmission rod, the transmission rod is restrained by a round rod frame, a square baffle is arranged at the bottom of the transmission rod, and a water inlet pipe water outlet is arranged below the transmission rod; a filling column is arranged at one side of the water outlet of the reaction tank, a baffle is adopted around the reaction tank, a filter screen is arranged at the bottom of the reaction tank, and a graded filter material wrapped by the filter screen is hung in the middle of the reaction tank; the bottom of the clarification tank is internally provided with a groove by adopting an inclined plate, the left side of the clarification tank is provided with a baffle, and the baffle extends to the middle part of the clarification tank; according to the utility model, most suspended matters in sewage are isolated in the first sedimentation tank by using the filtering interception function of the filter material, so that suction and cleaning are easy, and the surface of the water passing port is cleaned by using the scraper, so that the surface blockage is relieved.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a rural domestic sewage decentralized treatment device.
Background
In order to solidly promote rural environment improvement and improve rural living environment and ecological environment, rural domestic sewage treatment becomes an important content of national fourteen-five development planning. At present, three main methods exist for rural domestic sewage treatment: (1) nanotubes: nanotubes to municipal sewage pipes; (2) centralized processing: adopting a centralized sewage treatment device to treat the sewage and then achieving standard direct discharge; (3) decentralized processing: the small-sized decentralized sewage is used for recycling after being treated.
The existing dispersion type treatment mode generally adopts a standard three-format septic tank for anaerobic biological treatment, but sludge in the three-format septic tank is basically accumulated at the tank bottom, and the contact surface between sewage and sludge is very small, so that organic matters and ammonia nitrogen in the sewage can not be effectively removed. Meanwhile, the tail water of the septic tank is directly discharged without being filtered, so that the effluent contains more suspended matters and has higher total phosphorus content. Therefore, a domestic sewage treatment device capable of improving the water quality standard is needed.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a rural domestic sewage decentralized processing device.
The technical scheme of the utility model is as follows:
a rural domestic sewage decentralized processing device comprises a sedimentation tank, a reaction tank and a clarification tank which are isolated by a baffle plate in sequence; a water outlet is arranged at the top end of one side of the sedimentation tank and is communicated with the reaction tank; a hair scraping knife is arranged right below the water outlet and fixed at the top end of the transmission rod, and the transmission rod is restrained by a circular rod frame; the side wall of the transmission rod is provided with an angle rod, and the angle rod is positioned right above the round rod frame; the bottom end of the transmission rod is horizontally provided with a square baffle, the middle of the left side of the sedimentation tank is provided with a sewage inlet pipe, and an outlet of the sewage inlet pipe, which enters the sedimentation tank, faces upwards and faces the top plate; a filling column is arranged at one side of the water outlet of the reaction tank, a baffle is adopted around the reaction tank, a filter screen is arranged at the bottom of the reaction tank, and a graded filter material wrapped by the filter screen is hung in the middle of the reaction tank; the bottom of the clarification tank is internally provided with a groove by adopting an inclined plate, the left side of the clarification tank is provided with a baffle, and the baffle extends to the middle part of the clarification tank; the right side of the clarification tank is provided with a water outlet pipe communicated with the outside, and the top of the clarification tank is also provided with a vent pipe.
Preferably, a unilateral perforated pipe is arranged on the liquid level of the sedimentation tank and the reaction tank, the orifice is immersed under the liquid level,
one end in the pool is blocked, and the other end is extended to the ground through an air supply pipe and a bell mouth is arranged at the tail end.
Preferably, the packing column is formed by wrapping a double-layer filter material by a filter screen, wherein the double-layer filter material comprises an upper-layer light filter material and a lower-layer filter material.
Preferably, the vent pipe is extended on the ground by more than 2 meters, and the pipe orifice is downward.
Preferably, the bottoms of the sedimentation tank, the reaction tank and the clarification tank are respectively provided with a mud outlet pipe connected to the outside of the tank, and the mud outlet pipe is provided with a valve for controlling and opening and closing.
Preferably, the top surfaces of the sedimentation tank, the reaction tank and the clarification tank and the upper part of the filling column are provided with an access cover, and a handle is arranged above the access cover.
The utility model has the following beneficial effects:
1. the suspended matters in most sewage are isolated in the first sedimentation tank by using the filtering interception function of the filter material, so that the filter material is easy to suck and clear;
2. by utilizing the characteristics of quick sewage discharge and strong impact force of a toilet, the sewage is impacted on the baffle plate, and the hair scraping knife is driven to clean the surface of the fine sand particle water passing port, so that the surface blockage is relieved;
3. the anaerobic treatment is carried out on sewage by adopting suspended light filler by combining the principles of a septic tank and a biomembrane method, so that the contact area of sewage and sludge is greatly increased, and the treatment efficiency is improved;
4. the horn-type wind collecting device is used for collecting natural wind and introducing the natural wind into the surface of the sewage in the device, so that the dissolved oxygen of the sewage is improved, the sewage treatment effect is effectively enhanced, and meanwhile, ventilation is performed in the device, so that safety accidents caused by biogas aggregation are prevented.
Drawings
FIG. 1 is a front view of the overall device of the present utility model;
FIG. 2 is a top view of the overall device of the present utility model;
FIG. 3 is a partially enlarged schematic illustration of the present utility model at A;
fig. 4 is a side cross-sectional view of the unitary device of the present utility model.
The reference numerals in the drawings are as follows:
1. a sedimentation tank; 2. a reaction tank; 3. a clarification tank; 4. a partition plate; 5. a bevel baffle; 6. a water outlet; 7. a packing column; 8. a filter screen; 9. double-layer filter materials; 10. grading filter materials; 11. a hair scraper; 12. a transmission rod; 13. a circular bar frame; 14. an angle bar; 15. a square baffle; 16. a lightweight filter material; 17. a filter material; 18. a baffle; 19. a water outlet pipe; 20. a vent pipe; 21. a unilateral perforated pipe; 22. an air supply pipe; 23. a horn mouth; 24. a mud outlet pipe; 25. a valve; 26. an access cover; 27. a handle; 28. a sewage inlet pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, a rural domestic sewage dispersion type treatment device comprises a sedimentation tank 1, a reaction tank 2 and a clarification tank 3, wherein the sedimentation tank 1, the reaction tank 2 and the clarification tank 3 are isolated by a baffle 4;
referring to fig. 1 and 3, inclined baffles 5 are arranged around the bottom of the sedimentation tank 1 to form inward grooves, so as to collect deposited particles; a water outlet 6 is arranged at the top end of one side of the sedimentation tank 1 and is communicated with the reaction tank 2; a hair scraping knife 11 is arranged right below the water outlet 6, the hair scraping knife 11 is fixed at the top end of a transmission rod 12, the transmission rod 12 is restrained by a round rod frame 13, and the round rod frame 13 is sleeved outside the transmission rod 12 and used for restraining the transmission rod 12 from moving in the vertical direction; lateral sliding is prevented from occurring; the side wall of the transmission rod 12 is provided with the angle rod 14, the angle rod 14 is positioned right above the round rod frame 13, and the transmission rod 12 can be temporarily fixed at the lowest height by arranging the angle rod 14; the bottom end of the transmission rod 12 is horizontally provided with a square baffle 15, the middle of the left side of the sedimentation tank 1 is provided with a sewage inlet pipe 28, and the outlet of the sewage inlet pipe 28 after entering the sedimentation tank 1 faces upwards and faces the square baffle 15;
a filling column 7 is arranged on one side of the water outlet 6 of the reaction tank 2, the filling column 7 is formed by wrapping a double-layer filter material 9 by a filter screen 8, and the filling column 7 is detachably arranged in the reaction tank 2; the double-layer filter material 9 comprises an upper layer of light filter material 16 and a lower layer of filter material 17, wherein the upper layer of light filter material 16 adopts ceramsite with the grain diameter of about 4 mm; the lower filter material 17 adopts ceramsite with the grain diameter of about 20 mm; the periphery of the reaction tank 2 is surrounded by a baffle plate 4, the bottom is provided with a filter screen 8, and a graded filter material 10 wrapped by the filter screen 8 is hung in the middle of the reaction tank 2;
the bottom of the clarification tank 3 is internally provided with a groove by adopting an inclined plate 4, the left side is provided with a baffle 18, and the baffle 18 extends to the middle part of the clarification tank 3; a water outlet pipe 19 communicated with the outside is arranged on the right side of the clarification tank 3, and the water outlet pipe 19 is connected into a farmland or a woodland; a vent pipe 20 is also arranged at the top of the clarification tank 3, the outlet of the vent pipe 20 is arranged at a position which is more than 2m vertical to the ground and communicated with the outside air, and the pipe orifice at the end part is downwards arranged to face the ground; the sedimentation tank 1 and the reaction tank 2 are provided with unilateral perforated pipes 21 on the liquid level, the orifice is immersed under the liquid level, one end in the tank is blocked, the other end is extended to the ground through an air supply pipe 22, a flare opening 23 is arranged at the tail end, and the outlet of the flare opening 23 faces the wind direction leading in summer.
Further, the bottoms of the sedimentation tank 1, the reaction tank 2 and the clarification tank 3 are respectively provided with a mud outlet pipe 24 which is connected to the outside of the tank, and a valve 25 is arranged on the mud outlet pipe 24 for controlling and switching.
Further, the top surfaces of the sedimentation tank 1, the reaction tank 2 and the clarification tank 3 and the upper part of the filling column 7 are respectively provided with an access cover 26, and a handle 27 is arranged above the access covers 26; and the operation of opening and closing is convenient.
The working principle of the utility model is as follows:
in the utility model, sewage firstly enters the sedimentation tank 1 through the sewage inlet pipe 28, disturbance is reduced under the blocking and buffering of the square baffle 15, particle suspended matters in the sewage can be gradually deposited at the bottom of the tank under the action of gravity, the sewage enters the packing column 7 through the water outlet 6, most of the suspended matters can be accumulated on the surface of the packing column 7 under the interception effect of the double-layer filter material 9, when the sewage inlet pipe 28 is filled with water, the square baffle 15 slides upwards under the impact of the water inlet, slides downwards under the action of gravity when no water is filled, the scraper blade 11 is driven to reciprocate up and down under the action of the dowel bar 12, and then the scraper blade 11 can scrape the surface of the packing column 7 up and down reciprocally, so that the particle matters accumulated on the surface of the water outlet 6 are removed, and the blockage is relieved.
After the sewage enters the reaction tank 2, the sewage can be fully contacted with the graded filter material 10 suspended in the middle of the reaction tank 2, a large number of microorganisms are attached to the surface of the graded filter material 10 after a period of time, and the sewage is fully contacted with the sewage to perform efficient anaerobic biological reaction, so that organic matters in the sewage are removed.
The effluent of the reaction tank 2 overflows to the clarification tank 3, enters the middle of the clarification tank 3 under the flow guiding action of the baffle 18, a small amount of suspended matters attached to the sewage are deposited downwards under the action of gravity, and the sewage is discharged through the upper water outlet pipe 19, so that the quality of the effluent can reach the 'standard of water quality for farm irrigation' (GB 5084-2021). When the ground is ventilated, wind is collected through a horn mouth 23, is connected to the unilateral perforated pipe 21 through the blast pipe 22, and aerates water through small holes, so that on one hand, the dissolved oxygen of the water is enhanced, the sewage treatment efficiency is improved, on the other hand, methane in the device is ventilated and ventilated, and discharged through the vent pipe 20, so that the methane in the device is prevented from gathering, and safety accidents occur. After the device has been operated for a period of time, the packing column 7 can be taken out for cleaning by opening the access cover 26 and replaced after cleaning. Simultaneously, the valve 25 is opened periodically to discharge sludge at the bottom of each pool.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. The utility model provides a rural domestic sewage dispersion treatment device, includes sedimentation tank (1), reaction tank (2) and clarification tank (3), its characterized in that: the sedimentation tank (1), the reaction tank (2) and the clarification tank (3) are separated by a baffle plate (4);
a water outlet (6) is arranged at the top end of one side of the sedimentation tank (1) and is communicated with the reaction tank (2); a hair scraping knife (11) is arranged right below the water outlet (6), the hair scraping knife (11) is fixed at the top end of a transmission rod (12), and the transmission rod (12) is restrained by a circular rod frame (13); the side wall of the transmission rod (12) is provided with an angle rod (14), and the angle rod (14) is positioned right above the round rod frame (13); a square baffle plate (15) is horizontally arranged at the bottom end of the transmission rod (12), a sewage inlet pipe (28) is arranged in the middle of the left side of the sedimentation tank (1), and an outlet of the sewage inlet pipe (28) which enters the sedimentation tank (1) is upward and faces the square baffle plate (15);
a filling column (7) is arranged at one side of the water outlet (6) of the reaction tank (2), a baffle plate (4) is adopted around the reaction tank to enclose the reaction tank, a filter screen (8) is arranged at the bottom of the reaction tank, and a grading filter material (10) wrapped by the filter screen (8) is hung in the middle of the reaction tank (2);
the bottom of the clarification tank (3) is internally provided with a groove by a baffle plate (4), the left side of the clarification tank is provided with a baffle plate (18), and the baffle plate (18) extends to the middle part of the clarification tank (3); the right side of the clarification tank (3) is provided with a water outlet pipe (19) communicated with the outside, and the top of the clarification tank (3) is also provided with a vent pipe (20).
2. A rural domestic sewage decentralized processing device according to claim 1, wherein: the sedimentation tank (1) and the reaction tank (2) are provided with unilateral perforated pipes (21) on the liquid level, the orifice is immersed under the liquid level, one end in the tank is blocked, the other end is extended to the ground through an air supply pipe (22), and a bell mouth (23) is arranged at the tail end.
3. A rural domestic sewage decentralized processing device according to claim 1, wherein: the packing column (7) is formed by wrapping a double-layer filter material (9) by a filter screen (8), and the double-layer filter material (9) comprises an upper-layer light filter material (16) and a lower-layer filter material (17).
4. A rural domestic sewage decentralized processing device according to claim 1, wherein: the length of the vent pipe (20) is longer than 2 meters on the ground, and the pipe orifice is downward.
5. A rural domestic sewage decentralized processing device according to claim 1, wherein: the bottom of sedimentation tank (1), reaction tank (2) and clarification tank (3) are equipped with respectively and go out mud pipe (24) and be connected to outside the pond, are equipped with valve (25) on going out mud pipe (24) and carry out control switch.
6. A rural domestic sewage decentralized processing device according to claim 1, wherein: the sedimentation tank (1), the reaction tank (2) and the clarification tank (3) are provided with an access cover (26) above the top surface of the filling column (7), and a handle (27) is arranged above the access cover (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322250856.1U CN220788306U (en) | 2023-08-21 | 2023-08-21 | Rural domestic sewage decentralized processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322250856.1U CN220788306U (en) | 2023-08-21 | 2023-08-21 | Rural domestic sewage decentralized processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220788306U true CN220788306U (en) | 2024-04-16 |
Family
ID=90664552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322250856.1U Active CN220788306U (en) | 2023-08-21 | 2023-08-21 | Rural domestic sewage decentralized processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220788306U (en) |
-
2023
- 2023-08-21 CN CN202322250856.1U patent/CN220788306U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |