CN116999929A - Wastewater treatment process - Google Patents
Wastewater treatment process Download PDFInfo
- Publication number
- CN116999929A CN116999929A CN202311145685.4A CN202311145685A CN116999929A CN 116999929 A CN116999929 A CN 116999929A CN 202311145685 A CN202311145685 A CN 202311145685A CN 116999929 A CN116999929 A CN 116999929A
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- Prior art keywords
- roller
- treatment
- filter
- treatment process
- inner cylinder
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the field of textile wastewater treatment, in particular to a textile wastewater treatment process, which comprises the following steps: filtering textile wastewater: the treatment tanks are continuously distributed, each treatment tank is provided with a cavity which is U-shaped as a whole and semicircular in bottom, the edge of the first treatment tank is provided with a liquid inlet hopper, the edge of the last treatment tank is provided with a liquid outlet hopper, filter plates are arranged between the treatment tanks and the liquid outlet hopper, textile wastewater is led into the first treatment tank through the liquid inlet hopper, the textile wastewater sequentially penetrates through the treatment tanks after being filtered by the filter plates, and the filtered textile wastewater is discharged from the liquid outlet hopper; the invention adopts the continuously distributed treatment tanks to filter textile wastewater in multiple stages, and the rotating roller drives the scraping component to scrape the filter matters retained on the surface of the filter plate, so that the filter plate continuously keeps high-efficiency filtering work, meets the solid-liquid separation requirements required by different links of the textile wastewater, has high universality and can reduce the whole treatment process links.
Description
Technical Field
The invention relates to the field of textile wastewater treatment, in particular to a wastewater treatment process.
Background
The textile industry has large water consumption and large wastewater discharge in the production process, and the complex raw material components in the production process make the textile industry an important industrial sewage disposal industry, and the wastewater treatment links are more and more difficult, and the treatment modes mainly comprise a chemical method, a physical method and a biological method.
No matter which way is adopted for treating the wastewater, the aim is to treat impurities and harmful substances in the wastewater into a water-insoluble state, then to implement operations such as suspended matter extraction, precipitation separation and the like, the solid-liquid separation way penetrates through the whole treatment process, and the solid-liquid separation ways configured for different links in the existing wastewater treatment process are different, so that the complexity of the whole treatment link is increased, and the investment and maintenance of equipment are also increased.
Disclosure of Invention
The invention aims to solve the following problems in the prior art: the solid-liquid separation mode penetrates through the whole treatment process, and the solid-liquid separation modes configured for different links in the existing wastewater treatment process are different, so that the complexity of the whole treatment link is increased, and the investment and maintenance of equipment are also increased.
In order to solve the problems in the prior art, the invention provides a wastewater treatment process, which comprises the following steps:
1) Filtering the waste water: the treatment tanks are continuously distributed, each treatment tank is provided with a cavity which is U-shaped as a whole and semicircular in bottom, the edge of the first treatment tank is provided with a liquid inlet hopper, the edge of the last treatment tank is provided with a liquid outlet hopper, filter plates are arranged between the treatment tanks and the liquid outlet hopper, waste water is led into the first treatment tank through the liquid inlet hopper, and after being filtered by the filter plates, the waste water sequentially penetrates through each treatment tank, and the filtered waste water is discharged through the liquid outlet hopper;
2) And (3) treatment of a filter material: a roller is rotatably arranged in each treatment pool, a plurality of scraping assemblies are arranged around the surface of the roller, the scraping assemblies are in contact with the filter plates, and the roller drives the scraping assemblies to rotate, so that the scraping assemblies scrape filter materials retained on the surfaces of the filter plates from bottom to top;
3) And (3) collecting a filtrate: each roller is internally provided with an inner cylinder, the roller rotates around the surface of the inner cylinder, the scraping component penetrates through the surface of the roller, the top of the inner cylinder is provided with a through hole, the scraping component carries scraped filter materials to rotate upwards through the position of the through hole, and the filter materials fall into the inner cylinder from the through hole.
Preferably, the outside rotation of treatment pond sets up the drive shaft, and the one end transmission of drive shaft is connected with the motor, and the one end of roller passes through belt transmission and connects the drive shaft, makes the synchronous rotation of motor drivable roller.
Preferably, the number of the filter plates in the direction from the liquid inlet hopper to the liquid outlet hopper is higher and higher.
Preferably, the scraping assembly comprises a hard plate, a strip opening penetrating through the surface of the roller is formed in the surface of the roller, the hard plate is obliquely arranged on one side of the strip opening, a rubber plate is fixed at the end part of the hard plate, the two ends of the hard plate and the rubber plate are connected with the roller through side plates, and a filter screen is embedded in the surface of the hard plate.
Preferably, the axial length of the through opening is greater than the axial length of the strip opening.
Preferably, the inner cylinder is coaxially and rotatably provided with a shaft lever, the periphery of the shaft lever is connected with an auger sheet, the auger sheet is in sliding contact with the inner wall of the inner cylinder, and the shaft lever is in transmission connection with the driving shaft.
Preferably, a group of vibration assemblies are arranged above each roller, each vibration assembly comprises a mandrel, the mandrels are rotatably arranged above the treatment pool, the mandrels are in transmission connection with the shaft rods, a plurality of rubber rods are fixed on the surfaces of the mandrels, and the rubber rods can be in contact with the scraping assemblies at the tops of the rollers.
Preferably, a pinion is fixedly arranged at one end of the mandrel, the pinion is connected with a large gear in a meshed mode, the shaft end of the large gear is connected with the shaft rod through belt transmission, and the transmission ratio of the mandrel and the shaft rod is larger than 3:1.
Compared with the related art, the wastewater treatment process provided by the invention has the following beneficial effects:
the invention adopts the continuously distributed treatment tanks to filter the wastewater in multiple stages, and the rotating roller drives the scraping component to scrape the filter materials retained on the surface of the filter plate, so that the filter plate continuously keeps high-efficiency filtering work, meets the solid-liquid separation requirements required by different links of the wastewater, has high universality and can reduce the links of the whole treatment process;
according to the invention, the continuously rotating scraping component is adopted to scrape the filtered matters, when the scraping component reaches the top, the filtered matters are poured into the inner cylinder through the through hole, and the filtered matters in the inner cylinder are led out through the auger sheet, so that the concentrated and fixed-point cleaning of the filtered matters is realized, and the continuous operation effect is good;
according to the invention, the vibrating assembly rotates to strike the scraping assembly at the top, so that the filtered matters in the scraping assembly are separated from and fall into the inner cylinder, and the problem of low discharge efficiency caused by excessive adhesion of the filtered matters is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a second schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of a roller distribution structure according to the present invention;
FIG. 4 is a schematic view of a treatment tank according to the present invention;
FIG. 5 is a schematic view of a distribution structure of a scraping assembly according to the present invention;
FIG. 6 is a schematic view of the mounting structure of the packing auger blade of the present invention;
FIG. 7 is a schematic view of a scraping assembly according to the present invention;
fig. 8 is a schematic diagram of a vibration assembly according to the present invention.
Reference numerals in the drawings: 1. a treatment pool; 11. a liquid inlet hopper; 12. a liquid discharge hopper; 13. a filter plate; 2. a roller; 3. a scraping assembly; 31. a hard plate; 32. a filter screen; 33. a rubber plate; 34. a side plate; 35. a strip opening; 4. an inner cylinder; 41. a through port; 5. a vibration assembly; 51. a large gear; 52. a pinion gear; 53. a mandrel; 54. a rubber rod; 6. a motor; 61. a drive shaft; 7. auger sheets; 71. and a shaft lever.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Example 1
A wastewater treatment process comprises the following steps of wastewater filtration, filtrate treatment, filtrate collection, filtrate discharge and vibration separation of filtrate;
filtering the waste water:
as shown in fig. 4, a plurality of treatment tanks 1 are continuously and fixedly distributed, the inner cavity of the treatment tank 1 is U-shaped, the bottom of the treatment tank 1 is semicircular, the edge of the first treatment tank 1 is fixedly provided with a liquid inlet hopper 11, the liquid inlet hopper 11 obliquely penetrates through the first treatment tank 1, the edge of the last treatment tank 1 is provided with a liquid discharge hopper 12, and filter plates 13 are arranged between the treatment tanks 1 and the liquid discharge hopper 12;
each step of filtering the wastewater is needed to be implemented, the wastewater can be led into the first treatment tank 1 through the liquid inlet hopper 11, the wastewater sequentially penetrates through the treatment tanks 1 after being filtered by the filter plates 13, the filtered wastewater is discharged from the liquid outlet hopper 12, the number of the filter plates 13 in the direction from the liquid inlet hopper 11 to the liquid outlet hopper 12 is higher and higher, the multi-stage filtering and step-by-step purifying of the wastewater are realized, and the filtered matters are retained on the surfaces of the filter plates 13.
And (3) treatment of a filter material:
as shown in fig. 1, 2 and 3, a roller 2 is rotatably installed in each treatment tank 1, a plurality of scraping assemblies 3 are uniformly arranged around the outer surface of the roller 2, the scraping assemblies 3 can contact the surface of a filter plate 13, a motor 6 is installed outside the treatment tank 1, the output shaft of the motor 6 is in transmission connection with a driving shaft 61, and one end of the roller 2 is in transmission connection with the driving shaft 61 through a belt;
in the filtering process of the filtering wastewater, a large amount of filtering materials can be retained on the surface of the filter plate 13, so that the filtering efficiency of the filter plate 13 is greatly influenced, and when the filtering work is implemented, the motor 6 drives the driving shaft 61 to rotate, so that all rollers 2 synchronously rotate in the same direction as the water flow direction, the scraping assembly 3 on the surface of the rollers 2 scrapes the filtering materials retained on the surface of the filter plate 13 from bottom to top, and the problem of blockage caused by stacking the filtering materials on the surface of the filter plate 13 is effectively avoided.
As shown in fig. 7, the scraping assembly 3 comprises a hard plate 31, strip openings 35 penetrating through the inside of the roller 2 are formed in the surface of the roller 2, an inner cylinder 4 is arranged in each roller 2, the roller 2 rotates around the surface of the inner cylinder 4, the hard plate 31 is obliquely arranged on one side of the strip openings 35, a rubber plate 33 is fixed at the end part of the hard plate 31, two ends of the hard plate 31 and the rubber plate 33 are connected with the roller 2 through side plates 34, and a filter screen 32 is embedded in the surface of the hard plate 31;
the hard plate 31, the rubber plate 33 and the side plates 34 form a containing chamber with a triangular section, the filter plate 13 is scraped by the rubber plate 33, so that the filtered matters enter the containing chamber and rotate along with the roller 2, and the water entering the containing chamber flows back into the treatment tank 1 through the filter screen 32.
And (3) collecting a filtrate:
as shown in fig. 5, the top of the inner cylinder 4 is provided with a through hole 41, the axial length of the through hole 41 is greater than that of the strip hole 35, when the scraping assembly 3 rotates to the position of the through hole 41 with the filtered material, the strip hole 35 downwards passes through the through hole 41, the hard plate 31 and the rubber plate 33 are in a downward inclined shape, and the filtered material in the accommodating cavity falls into the inner cylinder 4 under the action of gravity through the strip hole 35 and the through hole 41, so that the filtered material is collected.
And (3) discharging a filtered material:
as shown in fig. 2 and 6, one end of the inner cylinder 4 penetrates through the outside of the treatment tank 1, a shaft lever 71 is coaxially and rotatably arranged in the inner cylinder 4, the periphery of the shaft lever 71 is connected with an auger sheet 7, the auger sheet 7 is in sliding contact with the inner wall of the inner cylinder 4, and the shaft lever 71 is connected with a driving shaft 61 through belt transmission;
the filtered material continuously falls into the inner cylinder 4 from the through hole 41, the shaft lever 71 drives the auger sheet 7 to rotate, and the auger sheet 7 conducts the filtered material in the inner cylinder 4 to the through end, so that the fixed-point continuous discharge of the filtered material is realized, and the subsequent treatment is convenient.
Vibrating and separating the filtrate:
as shown in fig. 1, 2, 3 and 8, a group of vibration assemblies 5 are arranged above each roller 2, each vibration assembly 5 comprises a mandrel 53, the mandrels 53 are rotatably arranged above the treatment pool 1, a plurality of rubber rods 54 are fixed on the surfaces of the mandrels 53, the rubber rods 54 can contact the scraping assemblies 3 on the tops of the rollers 2, a pinion 52 is fixedly arranged at one end of each mandrel 53, a large gear 51 is rotatably arranged on the side edge of each mandrel 53, the shaft ends of the large gears 51 are connected with a shaft rod 71 through belt transmission, the small gears 52 are in meshed connection with the large gears 51, and the transmission ratio of the mandrels 53 to the shaft rod 71 is larger than 3:1;
when the scraping component 3 pours the filtered matters into the inner cylinder 4, the filtered matters are easy to adhere to the surfaces of the hard plate 31 and the rubber plate 33, the large gear 51 is driven to rotate through the shaft rod 71, the small gear 52 and the mandrel 53 are driven to rotate rapidly, the rubber rod 54 on the surface of the mandrel 53 rapidly and extremely vibrates the hard plate 31 and the rubber plate 33, the hard plate 31 and the rubber plate 33 promote the filtered matters to fall off, and the problem that the discharging efficiency is low due to excessive adhesion of the filtered matters is avoided.
Claims (8)
1. The wastewater treatment process is characterized by comprising the following steps of:
1) Filtering the waste water: the treatment tanks (1) are continuously distributed, the treatment tanks (1) are provided with chambers which are U-shaped as a whole and semicircular in bottom, the edges of the first treatment tank (1) are provided with liquid inlet hoppers (11), the edges of the last treatment tank (1) are provided with liquid outlet hoppers (12), filter plates (13) are arranged between the treatment tanks (1) and the liquid outlet hoppers (12), waste water is led into the first treatment tank (1) through the liquid inlet hoppers (11), and after being filtered by the filter plates (13), the waste water sequentially penetrates through the treatment tanks (1), and the filtered waste water is discharged through the liquid outlet hoppers (12);
2) And (3) treatment of a filter material: a roller (2) is rotatably arranged in each treatment pool (1), a plurality of scraping assemblies (3) are arranged around the surface of the roller (2), the scraping assemblies (3) are in contact with a filter plate (13), and the roller (2) drives the scraping assemblies (3) to rotate, so that the scraping assemblies (3) scrape filter materials retained on the surface of the filter plate (13) from bottom to top;
3) And (3) collecting a filtrate: each roller (2) is internally provided with an inner cylinder (4), the roller (2) rotates around the surface of the inner cylinder (4), the scraping component (3) penetrates through the surface of the roller (2), the top of the inner cylinder (4) is provided with a through hole (41), the scraping component (3) carries scraped filtered matters to rotate upwards through the position of the through hole (41), and the filtered matters fall into the inner cylinder (4) through the through hole (41).
2. The wastewater treatment process according to claim 1, wherein a driving shaft (61) is rotatably arranged outside the treatment tank (1), one end of the driving shaft (61) is in transmission connection with a motor (6), and one end of the roller (2) is in transmission connection with the driving shaft (61) through a belt, so that the motor (6) can drive the roller (2) to synchronously rotate.
3. The wastewater treatment process according to claim 1, characterized in that the number of filter plates (13) in the direction from the liquid inlet hopper (11) to the liquid outlet hopper (12) is higher and higher.
4. The wastewater treatment process according to claim 1, wherein the scraping assembly (3) comprises a hard plate (31), a strip opening (35) penetrating through the inside of the roller (2) is formed in the surface of the roller, the hard plate (31) is obliquely arranged on one side of the strip opening (35), a rubber plate (33) is fixed at the end of the hard plate (31), the two ends of the hard plate (31) and the rubber plate (33) are connected with the roller (2) through side plates (34), and a filter screen (32) is embedded in the surface of the hard plate (31).
5. The wastewater treatment process according to claim 4, characterized in that the axial length of the through opening (41) is greater than the axial length of the strip opening (35).
6. The wastewater treatment process according to claim 2, wherein a shaft lever (71) is coaxially and rotatably arranged in the inner cylinder (4), the periphery of the shaft lever (71) is connected with a packing auger sheet (7), the packing auger sheet (7) is in sliding contact with the inner wall of the inner cylinder (4), and the shaft lever (71) is in transmission connection with the driving shaft (61).
7. The wastewater treatment process according to claim 6, wherein a group of vibration assemblies (5) are arranged above each roller (2), each vibration assembly (5) comprises a mandrel (53), the mandrels (53) are rotatably arranged above the treatment tank (1), the mandrels (53) are in transmission connection with the shaft rods (71), a plurality of rubber rods (54) are fixed on the surfaces of the mandrels (53), and the rubber rods (54) can contact the scraping assemblies (3) at the tops of the rollers (2).
8. The wastewater treatment process according to claim 7, wherein a pinion (52) is fixedly arranged at one end of the mandrel (53), the pinion (52) is connected with a large gear (51) in a meshed manner, the shaft end of the large gear (51) is connected with the shaft lever (71) through belt transmission, and the transmission ratio of the mandrel (53) to the shaft lever (71) is larger than 3:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311145685.4A CN116999929A (en) | 2023-09-06 | 2023-09-06 | Wastewater treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311145685.4A CN116999929A (en) | 2023-09-06 | 2023-09-06 | Wastewater treatment process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116999929A true CN116999929A (en) | 2023-11-07 |
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ID=88574544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311145685.4A Pending CN116999929A (en) | 2023-09-06 | 2023-09-06 | Wastewater treatment process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116999929A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118811895A (en) * | 2024-07-26 | 2024-10-22 | 江苏纳斯卡新材料科技有限公司 | A textile water recycling device |
-
2023
- 2023-09-06 CN CN202311145685.4A patent/CN116999929A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118811895A (en) * | 2024-07-26 | 2024-10-22 | 江苏纳斯卡新材料科技有限公司 | A textile water recycling device |
| CN118811895B (en) * | 2024-07-26 | 2024-12-10 | 江苏纳斯卡新材料科技有限公司 | A textile water recycling device |
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