CN117486432B - Integrated buried domestic sewage treatment system and process thereof - Google Patents
Integrated buried domestic sewage treatment system and process thereof Download PDFInfo
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- CN117486432B CN117486432B CN202311757157.4A CN202311757157A CN117486432B CN 117486432 B CN117486432 B CN 117486432B CN 202311757157 A CN202311757157 A CN 202311757157A CN 117486432 B CN117486432 B CN 117486432B
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
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- 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
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- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- 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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The application relates to an integrated buried domestic sewage treatment system and a process thereof, wherein the treatment system comprises a sedimentation tank, a filter tank and a purification tank which are connected into a whole, the sedimentation tank is connected with a sewage pipeline of a user, the filter tank is connected with the sedimentation tank through an overflow pipeline, the purification tank is connected with the filter tank through a communicating pipeline, a sedimentation cleaning mechanism for cleaning sediments is arranged in the sedimentation tank, a solid filtering mechanism for filtering solid impurities is arranged in the filter tank, pipeline cleaning devices are arranged on the sedimentation tank and the filter tank, and the pipeline cleaning devices sequentially penetrate through the sedimentation tank, the overflow pipeline and the filter tank and clean the inner wall of the overflow pipeline. The sewage treatment system can effectively prevent pipeline blockage of sewage treatment equipment, so that the buried domestic sewage treatment system has high sewage treatment efficiency and good effect.
Description
Technical Field
The application relates to the technical field of sewage treatment, in particular to an integrated buried domestic sewage treatment system and a process thereof.
Background
Domestic sewage is waste water discharged in daily life of residents, and mainly originates from residential buildings and public buildings, such as houses, institutions, schools, hospitals, shops, public places, industrial enterprise toilets and the like. The pollutants contained in domestic sewage are mainly organic matters (such as proteins, carbohydrates, fat, urea, ammonia nitrogen and the like) and a large number of pathogenic microorganisms (such as parasitic ova, enteroviruses and the like). Organic matters existing in domestic sewage are extremely unstable and are easy to be decomposed to generate malodor. Bacteria and pathogens are propagated in large quantities by taking organisms in domestic sewage as nutrients, and can lead to epidemic spread of infectious diseases. Therefore, the domestic sewage must be treated before being discharged.
Domestic sewage is generally treated primarily by an underground sewage treatment device, then sent to a sewage treatment plant for further treatment and purification, and finally discharged to the nature. In the related art, when the underground sewage treatment equipment is used for treating domestic sewage, as the sewage contains more grease, the grease is carried with sundries to be coagulated into blocks at normal temperature and is gradually adsorbed on the pipeline wall of the sewage treatment equipment, so that the pipeline is blocked, the normal use of the sewage treatment equipment is affected, and the sewage treatment equipment is buried underground and is inconvenient to clean.
Disclosure of Invention
The application aims to provide an integrated buried domestic sewage treatment system and a process thereof, which can effectively prevent pipeline blockage of sewage treatment equipment, so that the buried domestic sewage treatment system has high sewage treatment efficiency and good effect.
The application provides an integrated buried domestic sewage treatment system which adopts the following technical scheme:
the utility model provides an integrated buried domestic sewage treatment system, including connecting sedimentation tank as an organic whole, filtering ponds and purifying tank, sedimentation tank is connected with user's sewage pipeline, is connected through overflow pipeline between filtering ponds and the sedimentation tank, is connected through communicating pipe between purifying tank and the filtering ponds, is provided with the sediment clearance mechanism that clears up the sediment in the sedimentation tank, is provided with the solid filtering mechanism that carries out filterable to solid impurity in the filtering ponds, is provided with pipeline cleaning device on sedimentation tank and the filtering ponds, pipeline cleaning device passes in proper order from sedimentation tank, overflow pipeline and the filtering ponds, and clear up overflow pipeline's inner wall.
As a preferable technical scheme of the application, the pipeline cleaning device comprises a driving motor, a driving wheel system driven by the driving motor, a driven wheel and a cleaning steel wire bundle, wherein the driving wheel system and the driven wheel are axially parallel, a space is arranged between the driving wheel system and the driven wheel, the cleaning steel wire bundle is arranged as a closed loop, sequentially passes through a sedimentation tank, an overflow pipeline and a filter tank, and is connected to the driving wheel system and the driven wheel.
As a preferable technical scheme of the application, the sedimentation tank and the filter tank are both arranged into a box body structure, openings for the cleaning steel wire bundles to enter and exit are formed in the tops of the box walls of the sedimentation tank and the filter tank, wear-resistant reinforcing rings are arranged at the openings, and a collecting sleeve sleeved on the cleaning steel wire bundles is arranged between the wear-resistant reinforcing rings and the driving wheel system and between the wear-resistant reinforcing rings and the driven wheel system.
As a preferable technical scheme of the application, the cleaning steel wire bundle comprises a plurality of steel wire ropes, and the plurality of steel wire ropes are in a non-connection state.
As a preferable technical scheme of the application, the overflow pipeline is a U-shaped pipe with a downward opening, two ends of the U-shaped pipe respectively extend into the sedimentation tank and the filter tank, a plurality of overflow pipelines are arranged side by side, two ends of each overflow pipeline are provided with wear-resistant protection rings, and at least one steel wire rope is arranged in each overflow pipeline in a penetrating way.
As a preferable technical scheme of the application, the top walls of the sedimentation tank and the filter tank are respectively provided with a detachable cleaning cover, the wear-resistant reinforcing ring and the overflow pipeline are respectively connected to the cleaning covers, the lower surface of the cleaning covers is fixedly provided with a cylindrical filter screen, the lower ends of the cylindrical filter screens are sealed, and the wear-resistant reinforcing ring and the overflow pipeline are covered.
As a preferable technical scheme of the application, the communicating pipeline is a U-shaped pipe with a downward opening, two ends of the communicating pipeline respectively extend into the filter tank and the purifying tank, and one end of the communicating pipeline positioned in the purifying tank is connected with a water suction pump.
As a preferable technical scheme of the application, the sediment cleaning mechanism comprises a sediment bottom plate, a sediment scraping plate connected to the sediment bottom plate in a sliding way and a driving assembly connected to the sediment scraping plate, wherein a sediment outlet is formed in the upper end of one side wall of the sediment tank, the sediment bottom plate is arranged at the bottom angle position of the sediment tank in a downward inclined way from the sediment outlet, the driving assembly comprises a cleaning motor arranged at the outer side of the sediment outlet, a winding shaft connected to the output shaft of the cleaning motor and at least two groups of traction steel wire ropes wound on the winding shaft, and the end parts of the traction steel wire ropes are connected to the sediment scraping plate.
As a preferable technical scheme of the application, the solid filtering mechanism comprises a plurality of layers of filter screens, the filter screens penetrate from the top wall of the filter tank, the lower ends of the filter screens are abutted on the bottom wall of the filter tank, the lower ends of the filter screens incline towards the direction of the sedimentation tank, gaps are arranged between the adjacent filter screens, and the meshes gradually decrease towards the direction away from the sedimentation tank.
The application provides an integrated buried domestic sewage treatment process which adopts the following technical scheme:
an integrated buried domestic sewage treatment process comprises the following steps:
The domestic sewage enters a sedimentation tank, sedimentation is carried out in the sedimentation tank, liquid at the upper layer of the sedimentation enters a filter tank through an overflow pipeline, and solid garbage at the lower layer of the sedimentation is cleaned out from the sedimentation tank through a sedimentation cleaning mechanism;
The liquid precipitated in the filter tank is filtered by the solid filtering mechanism, the solid can be reserved in the filter tank, and the liquid enters the purifying tank under the action of the water pump;
The liquid is discharged into water in nature after being purified by the purifying tank;
In the sewage treatment process, the pipeline cleaning device is started according to the frequency of once every 24-72 hours, the cleaning steel wire bundles are driven by the driving motor to rotate, the inner wall of the overflow pipeline is cleaned by the cleaning steel wire bundles, and the cleaning time is 5-10 minutes each time.
In summary, the present application includes at least one of the following beneficial technical effects:
1. When sewage treatment is carried out, sewage enters the sedimentation tank through the sewage pipeline firstly, along with the increase of sedimentation time, relatively large solid garbage can be precipitated at the bottom of the sedimentation tank and can be cleaned out by a sedimentation cleaning mechanism, liquid carrying more greasy dirt floats on the surface of the sedimentation tank, the sewage enters the filter tank through the overflow pipeline, the underground temperature is lower, especially in winter, the greasy dirt can be solidified on the pipeline wall, a driving motor is started to drive a cleaning steel wire bundle to rapidly move in the overflow pipeline, the inner wall of the overflow pipeline can be continuously scraped, the coagulated greasy dirt is scraped off, large coagulum can be broken into small blocks, along with the flow of water, the large coagulum is filtered out in the filter tank, the overflow pipeline is intermittently cleaned, the smoothness of the flow channel in the equipment can be kept, and the treatment efficiency and the treatment effect of the whole system are further improved.
2. The pipeline cleaning device intermittently works, the time of one-time working is short, the abrasion to the whole pipeline of the equipment is reduced, the abrasion-resistant structure is added, the equipment is effectively protected, and the service life of the equipment is prolonged.
3. The overflow pipeline is respectively connected with the sedimentation tank and the filter tank through the two cleaning covers, so that the overflow pipeline is convenient to replace after being worn, the cylindrical filter screen is fixed below the cleaning covers, the cylindrical filter screen can not only prevent larger solids in the sedimentation tank from entering the filter tank through the overflow pipeline, but also prevent larger coagulants cleaned in the overflow pipeline from entering the filter tank, and coagulants remain in the cylindrical filter screen and are convenient to clean.
Drawings
FIG. 1 is a front view showing an external structure of a sewage treatment system according to an embodiment of the present application;
FIG. 2 is a top view of the external structure of the sewage treatment system according to the embodiment of the present application;
FIG. 3 is a schematic view showing an internal structure of a sewage treatment system according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a sedimentation tank according to an embodiment of the present application;
FIG. 5 is a schematic view of a filter tank according to an embodiment of the present application;
In the figure, 1, a sedimentation tank; 11. a sediment outlet; 2. a filtering tank; 3. a purifying tank; 31. a water pump; 4. an overflow pipe; 41. a wear-resistant protection ring; 5. a communication pipe; 6. a sediment cleaning mechanism; 61. a sedimentation bottom plate; 62. a precipitation blade; 63. cleaning a motor; 64. a reel is taken up; 65. traction wire rope; 7. a solid filtration mechanism; 71. a filter screen; 8. a pipe cleaning device; 81. a driving motor; 82. a driving wheel system; 821. a driving wheel; 822. an auxiliary pinch roller; 823. mounting a seat board; 83. driven wheel; 84. cleaning the steel wire bundles; 85. wear-resistant reinforcing rings; 86. a converging sleeve; 9. cleaning the cover; 91. a cylindrical filter screen.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 5.
Examples: the application provides an integrated buried domestic sewage treatment system, referring to figures 1-3, which comprises a sedimentation tank 1, a filter tank 2 and a purification tank 3 which are connected into a whole, wherein the sedimentation tank 1, the filter tank 2 and the purification tank 3 are all of box structures and are arranged on the same horizontal line, and the volume of the sedimentation tank 1 and the purification tank 3 is larger than that of the filter tank 2.
The overflow pipeline 4 is connected between the sedimentation tank 1 and the filter tank 2, in particular to the top walls of the sedimentation tank 1 and the filter tank 2, and the communicating pipeline 5 is connected between the filter tank 2 and the purifying tank 3, in particular to the top walls of the filter tank 2 and the purifying tank 3. The sedimentation tank 1 is internally provided with a sedimentation cleaning mechanism 6 for cleaning sediment in the sedimentation tank 1, the filter tank 2 is internally provided with a solid filtering mechanism 7 for filtering solids in the filter tank 2, and the purifying tank 3 is internally provided with a water quality purifying structure for finally purifying sewage of pure liquid to form water which can be discharged to the outside.
The overflow pipe 4 is set to the U-shaped pipe that the opening is down, and the both ends of overflow pipe 4 stretch into the high department of half in sedimentation tank 1 and the filter vat 2 respectively, and overflow pipe 4 is provided with a plurality ofly side by side simultaneously, and the explanation is given for the example in this embodiment, and a plurality of overflow pipes 4 can increase overflow pipe 4's discharge capacity, and overflow pipe 4 stretches into the both ends fixed being provided with of sedimentation tank 1 and filter vat 2 respectively and widening the wear-resisting guard ring 41 of thickening, as sewage flow's import and export.
The connecting pipe 5 is also set to be a U-shaped pipe with a downward opening, two ends of the connecting pipe 5 extend into the filter tank 2 and the purifying tank 3 respectively, one end of the connecting pipe 5, which is positioned in the purifying tank 3, is connected with the water suction pump 31, the water suction pump 31 is positioned at the top of the inner space of the purifying tank 3, sewage after filtration in the filter tank 2 is pumped into the purifying tank 3, sewage in the filter tank 2 can be gradually pumped away along with the work of the water suction pump 31, liquid in the sedimentation tank 1 can be pumped due to siphon effect, the sewage flow and the flow velocity in the whole system are ensured, and the sewage treatment capability of the system is ensured.
Circular shape mounting hole has been seted up on the roof of sedimentation tank 1 and filtering ponds 2, is provided with the clearance lid 9 of detachable connection in the mounting hole, and clearance lid 9 can seal the mounting hole from the outside, and two clearance lids 9 are passed respectively at the both ends of overflow pipe 4 stretch into sedimentation tank 1 and filtering ponds 2 in, and overflow pipe 4 and clearance lid 9 fixed connection. The cleaning cover 9 is provided with a circular opening with the diameter of 5cm, and the wall of the opening is fixed with a widened and thickened wear-resistant reinforcing ring 85. The lower surface of the cleaning cover 9 is fixed with a cylindrical filter screen 91, the lower end of the cylindrical filter screen 91 is sealed and goes deep into the sedimentation tank 1 and the filter tank 2, and the wear-resistant reinforcing ring 85 and the open end of the overflow pipeline 4 are covered. The cylindrical filter screen 91 located in the sedimentation tank 1 can prevent larger solid garbage from entering the filter tank 2 through the overflow pipeline 4, and the cylindrical filter screen 91 located in the filter tank 2 can prevent coagulum cleaned by the inner wall of the overflow pipeline 4 from entering the filter tank 2.
Still be connected with pipeline cleaning device 8 between sedimentation tank 1 and the filter vat 2, pipeline cleaning device 8 partly is located sedimentation tank 1 and the outside of filter vat 2, and partly is located sedimentation tank 1 and filter vat 2, passes in proper order from sedimentation tank 1, overflow pipe 4 and filter vat 2 to clear up overflow pipe 4's inner wall.
The pipe cleaning apparatus 8 includes a drive motor 81, a drive wheel system 82, a driven wheel 83, and a cleaning wire bundle 84. The driving motor 81 is installed on the top wall of the sedimentation tank 1, the driving wheel system 82 is installed on the output shaft of the driving motor 81, the driven wheel 83 is installed on the top wall of the filter tank 2, the output shaft of the driving motor 81 and the rotating shaft of the driven wheel 83 are both horizontally arranged and are vertical to the arrangement trend of the sedimentation tank 1, the filter tank 2 and the purification tank 3, and a distance is arranged between the driving wheel system 82 and the driven wheel 83. The driving wheel system 82 comprises a driving wheel 821 connected to the output shaft of the driving motor 81, an auxiliary pressing wheel 822 and a mounting seat plate 823 for mounting the driving wheel 821 and the auxiliary pressing wheel 822, wherein the auxiliary pressing wheel 822 is adjusted on the mounting seat plate 823 in a lifting manner and used for pressing the cleaning steel wire bundle 84.
Specifically, the cleaning steel wire bundle 84 is set to be a closed loop structure, penetrates from an opening on the cleaning cover 9 at the top of the sedimentation tank 1, sequentially penetrates from the sedimentation tank 1, the overflow pipeline 4 and the filter tank 2, then penetrates from an opening on the cleaning cover 9 at the top of the filter tank 2, and sequentially bypasses the driven wheel 83, the auxiliary pinch wheel 822 and the driving wheel 821 to form a closed loop. The cleaning wire bundle 84 includes a plurality of wire ropes, and the plurality of wire ropes are in a non-connection state, and at least one wire rope is penetrated in each overflow pipe 4, and in this embodiment, description will be given by taking one wire rope penetrated in each overflow pipe 4 as an example. The converging sleeves 86 are arranged between the wear-resistant reinforcing ring 85 on the sedimentation tank 1 and the driving wheel 821 and between the wear-resistant reinforcing ring 85 on the filter tank 2 and the driven wheel, the converging sleeves 86 converge the parts of the three steel wire ropes penetrating out of the system box body, namely the parts of the cleaning steel wire ropes 84 penetrating out of the filter tank 2 and penetrating into the sedimentation tank 1 are converged into a bundle, and the bundle is dispersed into three bundles after entering into the sedimentation tank 1, and the three bundles enter into the three overflow pipelines 4 respectively to scrape the inner walls of the three overflow pipelines 4.
Referring to fig. 4, the sedimentation tank 1 is connected with a sewage pipe of a user through a top wall, the sedimentation cleaning mechanism 6 comprises a sedimentation bottom plate 61, a sedimentation scraper 62 and a driving component, a rectangular sediment outlet 11 is formed in the upper end of the side wall of one side, far away from the filter tank 2, of the sedimentation tank 1, the sedimentation scraper connected to the sedimentation bottom plate in a sliding manner and the driving component connected to the sedimentation scraper are arranged, the sedimentation bottom plate 61 is arranged to be an inclined flat plate, one side, close to the filter tank 2, is lowest in height and then gradually rises to the sediment outlet 11, the sedimentation bottom plate is downwards inclined from the sediment outlet and is arranged to the bottom corner position of the sedimentation tank, the sedimentation scraper 62 is arranged to be a wedge-shaped plate which is tightly attached to the sedimentation bottom plate 61 and is moved, sliding grooves parallel to the sedimentation bottom plate 61 are formed in the two side walls of the sedimentation tank 1, and two ends of the sedimentation scraper 62 are connected in the sliding grooves in a sliding manner.
The driving assembly comprises a cleaning motor 63 arranged above the outer side of the sediment outlet 11, a take-up shaft 64 connected to the output shaft of the cleaning motor 63, and at least two groups of traction steel wire ropes 65 wound on the take-up shaft 64, wherein in the embodiment, two groups of traction steel wire ropes 65 are arranged, and the end parts of the two groups of traction steel wire ropes 65 are respectively connected with the two ends of the sediment scraping plate 62. When the sediment cleaning mechanism 6 is used for cleaning sediment, the cleaning motor 63 drives the take-up shaft 64 to rotate and retract the traction steel wire rope 65, the sediment scraper 62 is pulled upwards along the sediment bottom plate 61, the sediment scraper 62 can push sediment on the sediment bottom plate 61 to be discharged from the sediment outlet 11, and when the sediment scraper 62 is reset, the sediment scraper 62 can be pushed and reset by a long rod manually.
Referring to fig. 5, the solid filtering mechanism 7 includes a plurality of layers of filter screens 71, the filter screens 71 are arranged at the positions between the overflow pipeline 4 and the communicating pipeline 5, the filter screens 71 penetrate from the top wall of the filter tank 2, the lower end is abutted on the bottom wall of the filter tank 2, the two sides are contacted with the side wall of the filter tank 2, the filter screens 71 are obliquely arranged in the embodiment, the lower ends of the filter screens 71 are obliquely arranged towards the direction of the sedimentation tank 1, the filter screens comprise a screen body and a frame, the frame is detachably connected, a gap is formed between the adjacent screen bodies for accumulating filtered matters, and the mesh size of the plurality of layers of filter screens 71 is gradually reduced towards the direction far away from the sedimentation tank 1, so as to form level filtering. When the filter materials are cleaned, the filter screens 71 are pulled out one by one from front to back to clean one by one.
The application also provides an integrated buried domestic sewage treatment process, which comprises the following steps:
discharging domestic sewage into a sedimentation tank 1 through a sewage pipeline, performing sedimentation in the sedimentation tank 1, enabling liquid at the upper layer of sedimentation to enter a filter tank 2 through an overflow pipeline 4, and cleaning solid garbage at the lower layer of sedimentation from the sedimentation tank 1 through a sedimentation cleaning mechanism 6;
The liquid precipitated in the filter tank 2 is filtered by the solid filtering mechanism 7, the solid can be remained in the filter tank 2, and the liquid enters the purifying tank 3 under the action of the water suction pump 31;
The liquid is purified by a purifying device in the purifying tank 3 and then discharged into water in nature;
In the sewage treatment process, the pipeline cleaning device 8 is started according to the frequency of once every 24-72 hours, the cleaning steel wire bundle 84 is driven by the driving motor 81 to rotate, and the cleaning steel wire bundle 84 cleans the inner wall of the overflow pipeline 4, wherein the cleaning time is 5-10 minutes each time. The temperature in summer is high, and the greasy dirt is difficult to solidify fast, can start primary pipeline cleaning device 8 at intervals of 72 hours, and the temperature in winter is low, and the greasy dirt is easy to solidify, can start primary pipeline cleaning device 8 at intervals of 24 hours.
The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The integrated buried domestic sewage treatment system is characterized by comprising a sedimentation tank (1), a filter tank (2) and a purifying tank (3) which are connected into a whole, wherein the sedimentation tank (1) is connected with a sewage pipeline of a user, the filter tank (2) is connected with the sedimentation tank (1) through an overflow pipeline (4), the purifying tank (3) is connected with the filter tank (2) through a communication pipeline (5), a sedimentation cleaning mechanism (6) for cleaning sediments is arranged in the sedimentation tank (1), a solid filtering mechanism (7) for filtering solid impurities is arranged in the filter tank (2), pipeline cleaning devices (8) are arranged on the sedimentation tank (1) and the filter tank (2), and the pipeline cleaning devices (8) sequentially penetrate through the sedimentation tank (1), the overflow pipeline (4) and the filter tank (2) and clean the inner wall of the overflow pipeline (4);
The pipeline cleaning device (8) comprises a driving motor (81), a driving wheel system (82) driven by the driving motor (81), a driven wheel (83) and a cleaning steel wire bundle (84), wherein the driving wheel system (82) and the driven wheel (83) are axially parallel, a space is arranged between the driving wheel system and the driven wheel (83), the cleaning steel wire bundle (84) is arranged to be a closed loop, sequentially penetrates through the sedimentation tank (1), the overflow pipeline (4) and the filter tank (2), and is connected to the driving wheel system (82) and the driven wheel (83); the cleaning steel wire bundle (84) comprises a plurality of steel wire ropes, and the plurality of steel wire ropes are in a non-connection state;
The sedimentation tank (1) and the filter tank (2) are both arranged into a box body structure, openings for the cleaning steel wire bundles (84) to enter and exit are formed in the tops of the box walls of the sedimentation tank (1) and the filter tank (2), wear-resistant reinforcing rings (85) are arranged at the openings, and a beam collecting sleeve (86) sleeved on the cleaning steel wire bundles (84) is arranged between the wear-resistant reinforcing rings (85) and the driving wheel system (82) and between the wear-resistant reinforcing rings and the driven wheel (83);
The overflow pipelines (4) are U-shaped pipes with downward openings, two ends of each U-shaped pipe extend into the sedimentation tank (1) and the filter tank (2) respectively, a plurality of overflow pipelines (4) are arranged side by side, wear-resistant protection rings (41) are arranged at two ends of each overflow pipeline (4), and at least one steel wire rope is arranged in each overflow pipeline (4) in a penetrating mode; the sedimentation tank (1) and the filter tank (2) are provided with detachable cleaning covers (9) on the top walls, the wear-resistant reinforcing rings (85) and the overflow pipelines (4) are connected to the cleaning covers (9), the lower surface of the cleaning covers (9) is fixedly provided with cylindrical filter screens (91), the lower ends of the cylindrical filter screens (91) are sealed, and the wear-resistant reinforcing rings (85) and the overflow pipelines (4) are covered.
2. An integrated buried domestic sewage treatment system according to claim 1, wherein the communicating pipe (5) is a U-shaped pipe with a downward opening, two ends of the communicating pipe extend into the filtering tank (2) and the purifying tank (3) respectively, and a water pump (31) is connected to one end of the communicating pipe (5) located in the purifying tank (3).
3. An integrated buried domestic sewage treatment system according to claim 1, wherein the sedimentation cleaning mechanism (6) comprises a sedimentation bottom plate (61), a sedimentation scraper (62) slidingly connected to the sedimentation bottom plate (61) and a driving assembly connected to the sedimentation scraper (62), a sediment outlet (11) is arranged at the upper end of one side wall of the sedimentation tank (1), the sedimentation bottom plate (61) is obliquely arranged from the sediment outlet (11) to the bottom angle position of the sedimentation tank (1), the driving assembly comprises a cleaning motor (63) arranged at the outer side of the sediment outlet (11), a take-up shaft (64) connected to the output shaft of the cleaning motor (63) and at least two groups of traction steel wires (65) wound on the take-up shaft (64), and the ends of the traction steel wires (65) are connected to the sedimentation scraper (62).
4. An integrated buried domestic sewage treatment system according to claim 1, wherein the solid filtering mechanism (7) comprises a plurality of layers of filter screens (71), the filter screens (71) penetrate from the top wall of the filter tank (2), the lower ends of the filter screens (71) are abutted on the bottom wall of the filter tank (2), the lower ends of the filter screens (71) incline towards the direction of the sedimentation tank (1), gaps are arranged between adjacent filter screens (71), and the meshes gradually decrease towards the direction away from the sedimentation tank (1).
5. A treatment process of an integrated buried domestic sewage treatment system according to any one of claims 1 to 4, comprising the steps of:
The domestic sewage enters a sedimentation tank (1), sedimentation is carried out in the sedimentation tank (1), liquid at the upper layer of sedimentation enters a filter tank (2) through an overflow pipeline (4), and solid garbage at the lower layer of sedimentation is cleaned out from the sedimentation tank (1) through a sedimentation cleaning mechanism (6);
the liquid precipitated in the filter tank (2) is filtered by a solid filtering mechanism (7), the solid can be reserved in the filter tank (2), and the liquid enters the purifying tank (3) under the action of a water suction pump (31);
the liquid is discharged into water in nature after being purified by the purifying tank (3);
In the sewage treatment process, the pipeline cleaning device (8) is started according to the frequency of once every 24-72 hours, the cleaning steel wire bundle (84) is driven by the driving motor (81) to rotate, the inner wall of the overflow pipeline (4) is cleaned by the cleaning steel wire bundle (84), and the cleaning time is 5-10 minutes each time.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311757157.4A CN117486432B (en) | 2023-12-19 | 2023-12-19 | Integrated buried domestic sewage treatment system and process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311757157.4A CN117486432B (en) | 2023-12-19 | 2023-12-19 | Integrated buried domestic sewage treatment system and process thereof |
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| CN117486432A CN117486432A (en) | 2024-02-02 |
| CN117486432B true CN117486432B (en) | 2024-06-18 |
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| CN118791074B (en) * | 2024-09-09 | 2024-12-24 | 湖南全昊生物科技有限公司 | Residual liquid discharge device of multi-effect distilled water machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101275407A (en) * | 2007-03-30 | 2008-10-01 | 孟祥德 | Sewage conduit cleaning device |
| CN211595277U (en) * | 2019-12-19 | 2020-09-29 | 福州市昱耀物资有限公司 | Domestic sewage treatment device |
| CN211705998U (en) * | 2020-02-18 | 2020-10-20 | 陈师颖 | Sewage treatment is with sinking pond just |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2721741Y (en) * | 2004-08-30 | 2005-08-31 | 高彦 | Pipeline cleaner |
| CN110761390B (en) * | 2019-10-17 | 2025-04-25 | 上海市政工程设计研究总院（集团）有限公司 | Desilting and slag removal device for gravity flow sewage pipes |
| CN212680175U (en) * | 2020-07-16 | 2021-03-12 | 洛阳天泰环境科技有限公司 | Sludge scraping and collecting device for glass processing wastewater treatment |
| CN215712171U (en) * | 2021-09-03 | 2022-02-01 | 翔润(江苏)建筑工程有限公司 | Sewage treatment device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101275407A (en) * | 2007-03-30 | 2008-10-01 | 孟祥德 | Sewage conduit cleaning device |
| CN211595277U (en) * | 2019-12-19 | 2020-09-29 | 福州市昱耀物资有限公司 | Domestic sewage treatment device |
| CN211705998U (en) * | 2020-02-18 | 2020-10-20 | 陈师颖 | Sewage treatment is with sinking pond just |
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