CN112408613B - Wastewater treatment system and method - Google Patents
Wastewater treatment system and method Download PDFInfo
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- CN112408613B CN112408613B CN202011028922.5A CN202011028922A CN112408613B CN 112408613 B CN112408613 B CN 112408613B CN 202011028922 A CN202011028922 A CN 202011028922A CN 112408613 B CN112408613 B CN 112408613B
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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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- 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
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- 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
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The application relates to a wastewater treatment system, which comprises a homogenizing tank, an aeration tank, a filtering sedimentation tank, a DAF air flotation tank and a clean water tank which are sequentially connected, wherein the filtering sedimentation tank is sequentially connected with a sludge concentration tank and a sludge dewatering machine, the filtering sedimentation tank comprises a tank body, the two end faces of the tank body are respectively and fixedly connected with a water inlet pipe and a water outlet pipe, the inner wall of the tank body is fixedly connected with a plurality of groups of partition plates, the heights of the groups of partition plates are sequentially reduced along the length direction of the tank body, the height of the partition plate close to the water inlet pipe is greater than that of the partition plate close to the water outlet pipe, a filtering mechanism is arranged on the upper surface of the partition plate, wastewater sequentially passes through the homogenizing tank, the aeration tank, the filtering sedimentation tank, the DAF air flotation tank and the clean water tank, the partition plates are fixedly connected on the inner wall of the tank body, the heights of the partition plates are sequentially reduced, a filtering mechanism is arranged on the upper surface of the partition plate, and the suspended matters in the filtering sedimentation tank are conveniently filtered, the oxygen content in the wastewater is improved.
Description
Technical Field
The application relates to a wastewater treatment technology, in particular to a wastewater treatment system and a method thereof.
Background
The waste water is a general term of water drained in the process of activities of residents and runoff rainwater. The method comprises the steps of domestic sewage, industrial wastewater and other useless water such as primary rain water flowing into a drainage pipe canal, and generally refers to water which can not be recycled after being treated by a certain technology or can not reach a certain standard after being purified by primary pollution.
Industrial waste water loops through the homogenization pond in the processing procedure, and aeration tank, filtering sedimentation tank, DAF air supporting pond and clean water basin, and in filtering sedimentation tank, the operator need clear up the suspended solid that floats on filtering sedimentation tank surface, and current mode is that the operator clears up the suspended solid in filtering sedimentation tank through the manual work, and the inconvenient operator of this kind of clearance mode handles the suspended solid in the waste water.
Disclosure of Invention
In order to conveniently filter suspended matters in the filtering and settling tank, the application provides a wastewater treatment system and a method thereof.
The application provides a waste water treatment system adopts following technical scheme:
the utility model provides a wastewater treatment system, includes homogenization pond, aeration tank, filtering sedimentation tank, DAF air supporting pond, the clean water basin that connects gradually, has connected gradually sludge thickening tank, sludge dewaterer on filtering sedimentation tank, filtering sedimentation tank includes the cell body, a fixedly connected with inlet tube and outlet pipe respectively on the both ends terminal surface of cell body fixedly connected with a plurality of groups space bar, a plurality of groups on the cell body inner wall the space bar sets up along cell body length direction, and the height of a plurality of groups space bar reduces along cell body length direction in proper order, and the height that highly is greater than the space bar that is close to the outlet pipe of the space bar that is close to the inlet tube is equipped with a filtering mechanism on the space bar upper surface.
Through adopting above-mentioned technical scheme, waste water loops through the homogenization pond, the aeration tank, filter the sedimentation tank, DAF air supporting pond, the clean water basin, fixedly connected with space bar on the cell body inner wall, the height of space bar reduces in proper order, be equipped with filtering mechanism on the space bar upper surface, waste water gets into the cell body back from the inlet tube, under the effect of the space bar that highly reduces in proper order, the suspended solid of suspension on waste water passes through from the space bar top, waste water passes through behind filtering mechanism, will filter through the suspended solid in the waste water of space bar, through such setting, moreover, the steam generator is simple in structure, and convenient for operation, the suspended solid that will filter in the sedimentation tank filters has made things convenient for, the oxygen content in the waste water has been improved.
Optionally, the filtering mechanism comprises an installation rod installed on the upper surface of the partition board, a filtering frame fixedly connected to one end of the installation rod, a filtering hole formed in the inner wall of the filtering frame, and a connecting piece arranged between the installation rod and the side wall of the partition board far away from the water inlet pipe and used for connecting the installation rod to the partition board, and one side of the filtering frame is abutted to the side wall of the partition board far away from the water inlet pipe.
Through adopting above-mentioned technical scheme, the mounting panel passes through the connecting piece to be installed on the space bar, and filter frame one side supports tightly on the space bar, and waste water gets into the filter frame from the space bar in, through such setting, simple structure, convenient operation has made things convenient for the operator to filter the suspended solid in the waste water.
Optionally, the two ends and one side of the upper surface of the filter frame are fixedly connected with a baffle, and the side wall of the baffle at the two ends of the filter frame is abutted against the partition plate.
By adopting the technical scheme, the baffle is fixedly connected with the two ends of the upper surface of the filter frame and one side of the upper surface of the filter frame, and the baffle is arranged, so that the wastewater can be conveniently blocked into the filter frame.
Optionally, coupling mechanism is including seting up spread groove on the lateral wall of one side of the division board far away from the inlet tube, seting up even groove, fixed connection on the one end lower surface of mounting bar on the spread groove inner wall and setting up the retaining member that is used for locking the connecting rod in even groove on even groove both sides inner wall, the length of spread groove is the same with the length of mounting bar, the height sum of the height and the length of connecting bar and mounting bar of spread groove is the same.
Through adopting above-mentioned technical scheme, the connecting rod slides in the spread groove and inserts in the spread groove, locks the connecting rod in the spread groove through the retaining member, through such setting, simple structure, convenient operation has made things convenient for the operator to connect the installation pole on the space bar.
Optionally, the retaining member includes offer locking groove, the check lock lever of fixed connection on the inner wall of locking groove both sides inner wall on even groove both sides inner wall, rotate the check lock wheel of connection on the check lock lever outer wall, cover and establish the locking torsional spring and the rubber circle of fixed connection on the check lock wheel outer wall on the check lock lever outer wall, be the dislocation set between check lock lever and the check lock wheel, the centre of a circle of check lock wheel is located between two check lock levers and is located the check lock lever below, the both ends difference fixed connection of locking torsional spring is on check lock wheel and check lock lever.
Through adopting above-mentioned technical scheme, the locking wheel supports tightly on the connecting rod outer wall under the effect of locking torsional spring, and the locking wheel supports tightly on the connecting rod outer wall through the rubber circle, and under the effect of the friction between locking wheel and the connecting rod, the locking wheel supports tightly on the connecting rod outer wall all the time, and through such setting, simple structure, convenient operation has made things convenient for the operator to lock the connecting rod in even the groove.
Optionally, a first abutting block is fixedly connected to the lower surface of the mounting rod, a second abutting block is fixedly connected to the lower surface of the inner wall of the connecting groove, a first guide surface is arranged on the side wall, close to the connecting groove, of the first abutting block, the first guide surface faces the connecting groove, a second guide surface is arranged on the side wall, close to the connecting groove, of the second abutting block, and the second guide surface is in parallel arrangement with the first guide surface and abuts against the first guide surface.
Through adopting above-mentioned technical scheme, through the first piece that supports of fixedly connected with on the installation pole lower surface, fixedly connected with second supports tight piece on spread groove inner wall upper surface, first spigot surface has been seted up on first support tight piece, the second spigot surface has been seted up on the second supports tight piece, under the effect of first spigot surface and second spigot surface, the installation pole is toward the spread groove motion, through such setting, moreover, the steam generator is simple in structure, and convenient for operation, the operator will filter the frame and support tightly on the space bar has been made things convenient for.
Optionally, a water guide plate is rotatably connected to the upper surface of the partition plate, an inclined plate is fixedly connected to the side wall of one side of the water guide plate, an arc plate is fixedly connected to one side of the inclined plate, and the arc plate and the inclined plate are smoothly arranged.
Through adopting above-mentioned technical scheme, through a fixedly connected with water guide plate on the space bar upper surface, fixedly connected with hang plate on water guide plate, fixedly connected with circular arc board is served to one at the hang plate, through such setting, simple structure, convenient operation has made things convenient for the operator with waste water conservancy diversion to filtering in the frame, has improved the oxygen content of waste water.
A wastewater treatment method comprises the following steps,
step one, installing a connecting rod into a connecting groove, sliding the connecting rod downwards, inserting the connecting rod into the connecting groove, and tightly pressing a locking wheel against the outer wall of the connecting rod under the action of a locking torsion spring;
secondly, the first guide surface is abutted with the second guide surface, and the filter frame is abutted against the side wall of the partition plate under the action of the first guide surface and the second guide surface;
thirdly, placing the filter screen on the bottom surface and the side wall of the filter frame;
step four, the wastewater sequentially passes through a homogenizing tank, an aeration tank, a filtering sedimentation tank, a DAF air flotation tank and a clean water tank;
and fifthly, conveying the sludge precipitated in the filtering and precipitating tank to a sludge concentration tank and a sludge dewatering machine for compression and dewatering.
In summary, the present application includes at least one of the following beneficial technical effects:
the filtering sedimentation tank is convenient for filtering suspended matters in the filtering sedimentation tank, and the oxygen content in the wastewater is improved;
the wastewater is conveniently guided to the filter frame by an operator, and the oxygen content of the wastewater is improved;
the operator can conveniently support the filter frame on the partition plate.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
FIG. 2 is a schematic structural diagram of a filtration and sedimentation tank in the embodiment of the present application.
Fig. 3 is a schematic structural diagram of a connection mechanism according to an embodiment of the present application.
Description of reference numerals: 1. a homogenizing pool; 2. an aeration tank; 3. filtering the sedimentation tank; 4. a DAF floatation tank; 5. a clean water tank; 6. a sludge concentration tank; 7. a sludge dewatering machine; 8. a water inlet pipe; 9. a water outlet pipe; 10. a partition plate; 11. a filtering mechanism; 12. mounting a rod; 13. a filter frame; 14. a filtration pore; 15. a connecting mechanism; 16. a baffle plate; 17. connecting grooves; 18. connecting the grooves; 19. a connecting rod; 20. a locking member; 21. a locking groove; 22. a locking lever; 23. a locking wheel; 24. locking the torsion spring; 25. a rubber ring; 26. a first abutting block; 27. a second resisting block; 28. a first guide surface; 29. a second guide surface; 30. a water guide plate; 31. an inclined plate; 32. a circular arc plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a wastewater treatment system and a method thereof.
As shown in figure 1, the wastewater treatment system comprises a homogenizing tank 1, an aeration tank 2, a filtering and sedimentation tank 3, a DAF air flotation tank 4 and a clean water tank 5 which are connected in sequence, wherein a sludge concentration tank 6 and a sludge dewatering machine 7 are connected to the filtering and sedimentation tank 3 in sequence.
As shown in fig. 2, filter sedimentation tank 3 is including the cell body that is the cuboid setting, at the cell body respectively fixedly connected with inlet tube 8 and outlet pipe 9 on the both ends terminal surface on length direction, outlet pipe 8 and inlet tube 9 all communicate with the cell body is inside, outlet pipe 9 highly is less than the height of inlet tube 8 on the cell body, a plurality of groups of space bars of fixedly connected with 10 on the cell body inner wall, a plurality of groups of space bars 10 evenly set up along cell body length direction interval, the both sides and the lower surface of space bar 10 all with cell body inner wall fixed connection, space bar 10 is vertical setting, the height of space bar 10 reduces along cell body length direction in proper order, the height that is greater than the space bar 10 that is close to outlet tube 9 of space bar 10 that is close to inlet tube 8, be equipped with a filter mechanism 11 on the lateral wall of one side that keeps away from the inlet tube at space bar 10.
As shown in fig. 2 and 3, the filtering mechanism 11 includes an installation rod 12, a filtering frame 13, and a connecting mechanism 15, one end of the installation rod 12 is installed on the partition board 10, the filtering frame 13 is fixedly connected to the other end of the installation rod 12, filtering holes 14 are formed in the bottom surface and the side wall of the inner wall of the filtering frame 13, the connecting mechanism 11 is disposed between the installation rod 12 and the side wall of the partition board 10 far away from the water inlet pipe 8, and the connecting mechanism 11 is used for connecting the installation rod 12 to the partition board 10.
As shown in fig. 3, in order to prevent the wastewater from flying over the filter frame 13, a baffle 16 is fixedly connected to both ends of the upper surface of the filter frame 13 and a side away from the partition plate 10, and a side wall of the baffle 16 on both ends of the filter frame 13 abuts against the partition plate 10.
As shown in fig. 3, the connecting mechanism 15 includes a connecting groove 17, a connecting groove 18, a connecting rod 19 and a locking member 20, the connecting groove 17 is provided on a side wall of the partition plate 10 far away from the water inlet pipe 8, the connecting groove 18 is provided on a lower surface of an inner wall of one end of the connecting groove 17, one end of the connecting rod 19 is fixedly connected to a lower surface of one end of the mounting rod 12 far away from the filter frame 13, the connecting rod 19 and the mounting rod 12 are vertically arranged, the length of the connecting groove 17 is the same as that of the mounting rod 12, the height of the connecting groove 17 is the same as the sum of the length of the connecting rod 19 and the height of the mounting rod 12, the connecting rod 19 is inserted into the connecting groove 18, the locking member 20 is arranged between the inner wall of the connecting groove 18 and the connecting rod 19, and the locking member 20 is used for locking the connecting rod 19 in the connecting groove 18.
As shown in fig. 3, the locking member 20 includes a locking groove 21, locking levers 22, a locking wheel 23, a locking torsion spring 24 and a rubber ring 25, the locking groove 21 is opened on the inner walls of the two sides of the connecting groove 18, the locking lever 22 is fixedly connected on the inner walls of the two sides of the locking groove 21, the locking wheel 23 is rotatably connected on the locking lever 22, the locking wheel 23 and the locking lever 22 are eccentrically arranged, the circle center of the locking wheel 23 is located between the two locking levers 22 and below the locking lever 22, the locking torsion spring 24 is sleeved on the outer wall of the locking lever 22, two ends of the locking torsion spring 24 are respectively fixedly connected on the locking wheel 23 and the locking lever 22, the rubber ring 25 is fixedly connected on the outer wall of the locking wheel 23, and the locking wheel 23 is tightly supported on the outer wall of the connecting rod 19 under the restoring force of the locking torsion spring 24.
As shown in fig. 3, in order to control the filter frame 13 to abut against the side wall of the partition plate 10, a first abutting block 26 is fixedly connected to the lower surface of the mounting rod 12, a second abutting block 27 is fixedly connected to the lower surface of the inner wall of the connecting groove 17, a first guide surface 28 is disposed on the side wall of the first abutting block 26 close to the connecting groove 18, the first guide surface 28 is disposed toward the connecting groove 18, a second guide surface 29 is disposed on the side wall of the second abutting block 27 close to the connecting groove 18, the second guide surface 29 is parallel to the first guide surface 28, and the first guide surface 28 abuts against the second guide surface 29.
As shown in fig. 3, in order to guide water to the filter frame 13, a water guide plate 30 is rotatably connected to the upper surface of the partition plate 10, an inclined plate 31 is fixedly connected to one side wall of the water guide plate 30, an arc plate 32 is fixedly connected to one side wall of the inclined plate, and the arc plate 32 and the inclined plate 31 are smoothly arranged.
The implementation principle of a wastewater treatment system in the embodiment of the application is as follows: the connecting rod 19 is installed in the connecting groove 17, the connecting rod 19 slides downwards, the connecting rod 19 is inserted in the connecting groove 18, and the locking wheel 23 is tightly abutted against the outer wall of the connecting rod 19 under the action of the locking torsion spring 24; the first guide surface 28 and the second guide surface 29 are abutted, and the filter frame 13 is abutted against the side wall of the partition plate 10 under the action of the first guide surface 28 and the second guide surface 29; the wastewater sequentially passes through a homogenizing tank 1, an aeration tank 2, a filtering sedimentation tank 3, a DAF air flotation tank 4 and a clean water tank 5; and (3) conveying the sludge precipitated in the filtering and precipitating tank 3 to a sludge concentration tank 6 and a sludge dewatering machine 7 for compression and dewatering.
A method of wastewater treatment comprising the steps of:
step one, a connecting rod 19 is installed in a connecting groove 17, the connecting rod 19 slides downwards, the connecting rod 19 is inserted in a connecting groove 18, and a locking wheel 23 is abutted against the outer wall of the connecting rod 19 under the action of a locking torsion spring 24;
secondly, the first guide surface 28 and the second guide surface 29 are abutted, and the filter frame 13 is abutted against the side wall of the partition plate 10 under the action of the first guide surface 28 and the second guide surface 29;
thirdly, placing the filter screen on the bottom surface and the side wall of the filter frame 13;
step four, the wastewater sequentially passes through a homogenizing tank 1, an aeration tank 2, a filtering sedimentation tank 3, a DAF air flotation tank 4 and a clean water tank 5;
and step five, conveying the sludge precipitated in the filtering and precipitating tank 3 to a sludge concentration tank 6 and a sludge dewatering machine 7 for compression and dewatering.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (4)
1. A wastewater treatment system, characterized by: comprises a homogenizing tank (1), an aeration tank (2), a filtering sedimentation tank (3), a DAF air flotation tank (4) and a clean water tank (5) which are connected in sequence, the filtering sedimentation tank (3) is sequentially connected with a sludge concentration tank (6) and a sludge dewatering machine (7), the filtering sedimentation tank (3) comprises a tank body, a water inlet pipe (8) and a water outlet pipe (9) are respectively and fixedly connected on the end surfaces of the two ends of the tank body, a plurality of groups of partition plates (10) are fixedly connected on the inner wall of the tank body, the plurality of groups of partition plates (10) are arranged along the length direction of the tank body, the heights of the plurality of groups of partition plates (10) are sequentially reduced along the length direction of the tank body, the height of the partition plate (10) close to the water inlet pipe (8) is greater than the height of the partition plate (10) close to the water outlet pipe (9), a filtering mechanism (11) is arranged on the upper surface of the partition plate (10);
the filter mechanism (11) comprises an installation rod (12) installed on the upper surface of the partition plate (10), a filter frame (13) fixedly connected to one end of the installation rod (12), a filter hole (14) formed in the inner wall of the filter frame (13) and a connecting mechanism (15) arranged between the installation rod (12) and the side wall, far away from the water inlet pipe (8), of the partition plate (10) and used for connecting the installation rod (12) to the partition plate (10), and one side of the filter frame (13) abuts against the side wall, far away from the water inlet pipe (8), of the partition plate (10);
both ends and one side of the upper surface of the filter frame (13) are fixedly connected with a baffle (16), and the side walls of the baffles (16) at both ends of the filter frame (13) are abutted against the partition plate (10);
the connecting mechanism (15) comprises a connecting groove (17) formed in the side wall of one side, far away from the water inlet pipe (8), of the partition plate (10), a connecting groove (18) formed in the lower surface of the inner wall of the connecting groove (17), a connecting rod (19) fixedly connected to the lower surface of one end of the mounting rod (12) and locking pieces (20) arranged on the inner walls of the two sides of the connecting groove (18) and used for locking the connecting rod (19) in the connecting groove (18), the length of the connecting groove (17) is the same as that of the mounting rod (12), and the height of the connecting groove (17) is the same as the sum of the length of the connecting rod (19) and the height of the mounting rod (12);
retaining member (20) including set up locking groove (21), the locking lever (22) of fixed connection on locking groove (21) both sides inner wall on groove (18) both sides inner wall, rotate lock wheel (23), the cover of connection on locking lever (22) outer wall and establish locking torsional spring (24) and rubber ring (25) of fixed connection on locking wheel (23) outer wall on locking lever (22) outer wall, be the dislocation set between locking lever (22) and locking wheel (23), the centre of a circle of locking wheel (23) is located between two locking levers (22) and is located locking lever (22) below, the both ends difference fixed connection of locking torsional spring (24) is on locking wheel (23) and locking lever (22).
2. A wastewater treatment system according to claim 1, characterized in that: install first tight piece (26) of supporting of fixedly connected with on pole (12) lower surface, fixedly connected with second supports tight piece (27) on spread groove (17) inner wall lower surface first support tight piece (26) is close to and has seted up first spigot surface (28) on one side lateral wall even groove (18), and first spigot surface (28) are towards even groove (18) setting, supports tight piece (27) at the second and has been close to and has seted up second spigot surface (29) on one side lateral wall even groove (18), and second spigot surface (29) are parallel arrangement with first spigot surface (28), first spigot surface (28) and second spigot surface (29) butt.
3. A wastewater treatment system according to claim 2, characterized in that: the partition board is characterized in that a water guide plate (30) is rotatably connected to the upper surface of the partition board (10), an inclined plate (31) is fixedly connected to the side wall of one side of the water guide plate (30), an arc plate (32) is fixedly connected to one side of the inclined plate (31), and the arc plate (32) and the inclined plate (31) are arranged in a smooth mode.
4. A wastewater treatment method using the wastewater treatment system according to claim 3, characterized in that: comprises the following steps of (a) carrying out,
step one, a connecting rod (19) is installed into a connecting groove (17), the connecting rod (19) slides downwards, the connecting rod (19) is inserted into a connecting groove (18), and a locking wheel (23) abuts against the outer wall of the connecting rod (19) under the action of a locking torsion spring (24);
secondly, the first guide surface (28) is abutted with the second guide surface (29), and the filter frame (13) is abutted against the side wall of the partition plate (10) under the action of the first guide surface (28) and the second guide surface (29);
thirdly, placing filter screens on the bottom surface and the side wall of the filter frame (13);
step four, the wastewater sequentially passes through a homogenizing tank (1), an aeration tank (2), a filtering sedimentation tank (3), a DAF air flotation tank (4) and a clean water tank (5);
and fifthly, conveying the sludge precipitated in the filtering and precipitating tank (3) to a sludge concentration tank (6) and a sludge dewatering machine (7) for compression and dewatering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011028922.5A CN112408613B (en) | 2020-09-27 | 2020-09-27 | Wastewater treatment system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011028922.5A CN112408613B (en) | 2020-09-27 | 2020-09-27 | Wastewater treatment system and method |
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| CN112408613A CN112408613A (en) | 2021-02-26 |
| CN112408613B true CN112408613B (en) | 2022-09-16 |
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| CN114394691B (en) * | 2022-03-28 | 2022-06-21 | 太原理工大学 | Device for efficiently and cleanly treating coal washing water without medicament |
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| JP2004230348A (en) * | 2003-01-31 | 2004-08-19 | Tsukishima Kikai Co Ltd | Filtration apparatus |
| CN108245984A (en) * | 2018-02-09 | 2018-07-06 | 王恒标 | The lock-bit lid structure of water purifier filtration |
| CN208561989U (en) * | 2018-07-13 | 2019-03-01 | 佛山市高明左右铝业有限公司 | A kind of heavy metal free wastewater treatment equipment producing aluminum products |
| CN210150922U (en) * | 2019-06-26 | 2020-03-17 | 绍兴绿嘉环保科技有限公司 | Aerobic tank |
-
2020
- 2020-09-27 CN CN202011028922.5A patent/CN112408613B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004230348A (en) * | 2003-01-31 | 2004-08-19 | Tsukishima Kikai Co Ltd | Filtration apparatus |
| CN108245984A (en) * | 2018-02-09 | 2018-07-06 | 王恒标 | The lock-bit lid structure of water purifier filtration |
| CN208561989U (en) * | 2018-07-13 | 2019-03-01 | 佛山市高明左右铝业有限公司 | A kind of heavy metal free wastewater treatment equipment producing aluminum products |
| CN210150922U (en) * | 2019-06-26 | 2020-03-17 | 绍兴绿嘉环保科技有限公司 | Aerobic tank |
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