CN113800692A - Treatment method and treatment equipment for rattan dyeing waste liquid - Google Patents
Treatment method and treatment equipment for rattan dyeing waste liquid Download PDFInfo
- Publication number
- CN113800692A CN113800692A CN202111212188.2A CN202111212188A CN113800692A CN 113800692 A CN113800692 A CN 113800692A CN 202111212188 A CN202111212188 A CN 202111212188A CN 113800692 A CN113800692 A CN 113800692A
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- fixed
- treatment tank
- treatment
- waste liquid
- dyeing waste
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- 238000004043 dyeing Methods 0.000 title claims abstract description 28
- 239000002699 waste material Substances 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 title claims abstract description 26
- 241000345998 Calamus manan Species 0.000 title claims abstract description 20
- 235000012950 rattan cane Nutrition 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000012535 impurity Substances 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 239000010865 sewage Substances 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims description 20
- 238000004804 winding Methods 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 7
- 230000010405 clearance mechanism Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- 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
-
- 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
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- 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
Landscapes
- Chemical & Material Sciences (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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a method and equipment for treating rattan dyeing waste liquid, which comprises the following steps: firstly, dyeing waste liquid enters a treatment tank through a water inlet pipe, a sewage electrolysis tank fixedly arranged at the bottom of the treatment tank carries out electrolysis treatment on sewage, then two groups of filtering mechanisms intercept suspended matters generated by electrolysis in the treatment tank, the treated water is discharged from a water outlet pipe, then two groups of cleaning mechanisms correspondingly clean suspended matter impurities deposited on the two groups of filtering mechanisms, and finally two groups of collecting mechanisms contain the cleaned suspended matter impurities; according to the invention, through the matching of the bearing plate, the filter plate and the first rotating plate, the bearing plate can be pulled to move upwards when the driving motor rotates, so that suspended impurities intercepted and deposited on the bearing plate and the filter plate are taken away from a water surface to be cleaned, and the phenomenon that the filtering effect of the filter plate is influenced due to excessive accumulation of the suspended impurities in water is avoided.
Description
Technical Field
The invention relates to the technical field of rattan dyeing waste liquid treatment, in particular to a treatment method and treatment equipment for rattan dyeing waste liquid.
Background
The rattan is tough and tensile, the extremely long liana of body strip of germplasm, in order to make the rattan show different colours, carries out dyeing treatment to the rattan usually, and the dyeing waste liquid in the dyeing process need handle it just can discharge, and prior art mostly utilizes the electrolysis to degrade the chemical substance in the dyeing waste liquid, but has produced more suspended solid simultaneously, and the suspended solid adsorbs the deposit for a long time on the filter, then can influence waste water treatment's efficiency.
Disclosure of Invention
The invention solves the problems that:
when the existing dyeing waste liquid is treated, suspended matters can be adsorbed and deposited on the filter plate, and the efficiency of wastewater treatment is influenced.
The invention aims to solve the defects in the prior art and provides a method for treating rattan dyeing waste liquid.
In order to achieve the purpose, the invention adopts the following technical scheme:
a treatment method of rattan dyeing waste liquid comprises the following specific steps:
step one, dyeing waste liquid enters a treatment tank through a water inlet pipe, and a sewage electrolysis box fixedly arranged at the bottom of the treatment tank carries out electrolysis treatment on sewage;
intercepting suspended matters generated by electrolysis in the treatment tank by the two groups of filtering mechanisms, and discharging treated water from a water outlet pipe;
step three, the two groups of cleaning mechanisms correspondingly clean suspended matter impurities deposited on the two groups of filtering mechanisms;
and step four, the two groups of collecting mechanisms are used for containing the cleaned suspended matter impurities.
The utility model provides a treatment facility of rattan dyeing waste liquid, is including handling pond and sewage electrolysis case, be equipped with two sets of filtering mechanism that are used for intercepting the suspended solid that the electrolysis produced in the treatment pond, be equipped with two sets of clearance mechanisms that are used for clearing up the filtering mechanism and go up suspended solid impurity in the treatment pond, be equipped with two sets of collection mechanisms that are used for splendid attire suspended solid impurity on the treatment pond, every group filtering mechanism all sets up the loading board in the treatment pond including the activity, and the up end of loading board is fixed with the filter, is fixed with a plurality of stoppers on the lateral wall of treatment pond.
As a further technical scheme, each group of cleaning mechanisms comprises a connecting frame fixedly connected to the outer side wall of the treatment tank, an electric push rod is fixed on the connecting frame, a scraping plate is fixed at the telescopic end of the electric push rod, and a lifting assembly used for lifting the bearing plate is arranged in the treatment tank.
As a further technical scheme of the invention, the lifting assembly comprises a first rotating plate which is rotatably connected to one side of the bearing plate, a connecting block is fixed on the side wall of the first rotating plate, a first fixed pulley is fixed on the upper end surface of the filter plate, and a driving unit is arranged on the side wall of the treatment tank.
As a further technical scheme of the invention, the driving unit comprises a fixed frame fixedly connected to the upper surface of the treatment tank, a driving motor is fixed on the upper end surface of the fixed frame, a winding drum is fixedly sleeved on a driving shaft of the driving motor, a second fixed pulley is fixed on one side of the fixed frame, a traction rope is fixed on one end of the connecting block, and one end of the traction rope, far away from the connecting block, is fixedly connected with the side wall of the winding drum after winding around the first fixed pulley and the second fixed pulley.
As a further technical scheme of the invention, one side of the bearing plate is provided with a first groove, and the side wall of the first groove is rotatably provided with a second rotating plate.
As a further technical scheme of the invention, each group of collecting mechanisms comprises a fixed frame fixedly connected to the outer side wall of the treatment tank, a collecting box is placed in the fixed frame, and convex blocks are fixed on two sides of the collecting box.
As a further technical scheme of the invention, a second groove is formed in the inner side wall of the fixing frame, a rotating block is rotatably arranged on the side wall of the second groove, and a third groove matched with the rotating block is formed in the inner side wall of the fixing frame.
The invention has the beneficial effects that:
1. through the cooperation of the loading board that sets up, filter and first rotation board, can stimulate the loading board rebound when making driving motor rotate to catch sedimentary suspended solid impurity area from the surface of water on with loading board and the filter and clear up, avoid the suspended solid impurity accumulation of aquatic too much, influence the filter effect of filter.
2. Through the cooperation of the electric push rod, the scraping plate and the collecting box which are arranged, the telescopic end of the electric push rod can push the scraping plate to move when being extended, deposited suspended impurities on the bearing plate and the filter plate are moved into the collecting box through the second rotating plate, the suspended impurities are collected in a centralized manner, manual cleaning is not needed, and convenience and rapidness are achieved.
Drawings
FIG. 1 is a schematic diagram of the working steps of the present invention;
FIG. 2 is a schematic view of the external structure of the present invention;
FIG. 3 is a schematic view of the connection between the bearing plate and the first rotating plate according to the present invention;
FIG. 4 is a left side view of the present invention;
FIG. 5 is a schematic view of the connection between the carrier plate and the second rotating plate according to the present invention.
In the figure: 1. a treatment tank; 2. a water inlet pipe; 3. a sewage electrolysis tank; 4. a filtering mechanism; 5. a water outlet pipe; 6. a cleaning mechanism; 7. a collection mechanism; 8. a carrier plate; 9. a filter plate; 10. a limiting block; 11. an electric push rod; 12. a scraping plate; 13. a first rotating plate; 14. a first fixed pulley; 15. a fixed mount; 16. a drive motor; 17. a second fixed pulley; 18. a hauling rope; 19. a first groove; 20. a second rotating plate; 21. a fixing frame; 22. a collection box; 23. and (6) rotating the block.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-5, a treatment method of rattan dyeing waste liquid comprises the following specific steps:
firstly, dyeing waste liquid enters a treatment tank 1 through a water inlet pipe 2, and a sewage electrolysis tank 3 fixedly arranged at the bottom of the treatment tank 1 carries out electrolysis treatment on sewage;
secondly, intercepting suspended matters generated by electrolysis in the treatment tank 1 by the two groups of filtering mechanisms 4, and discharging treated water from a water outlet pipe 5;
step three, the two groups of cleaning mechanisms 6 correspondingly clean suspended matter impurities deposited on the two groups of filtering mechanisms 4;
and step four, the two groups of collecting mechanisms 7 are used for containing the cleaned suspended matter impurities.
The utility model provides a treatment facility of rattan dyeing waste liquid, is including handling pond 1 and sewage electrolysis case 3, is equipped with two sets of filter mechanism 4 that are used for intercepting the suspended solid that the electrolysis produced in handling pond 1, is equipped with two sets of clearance mechanisms 6 that are used for clearing up suspended solid impurity on the filter mechanism 4 in the handling pond 1, is equipped with two sets of collection mechanism 7 that are used for splendid attire suspended solid impurity on the handling pond 1, every group filter mechanism 4 all sets up the loading board 8 in handling pond 1 including the activity, and the up end of loading board 8 is fixed with filter 9, and filter 9 is used for intercepting the suspended solid impurity that filters the aquatic, avoids the suspended solid impurity to mix and is discharged from outlet pipe 5 together in the aquatic, is fixed with a plurality of stoppers 10 on the lateral wall of handling pond 1, and the stopper 10 that sets up has the guide effect to loading board 8, prevents that the skew from appearing in-process that loading board 8 moved upwards.
Every group clearance mechanism 6 all includes fixed connection in the link of 1 lateral wall in treatment tank, is fixed with electric putter 11 on the link, and the flexible end of electric putter 11 is fixed with scrapes board 12, and when electric putter 11's flexible end extended, the promotion was scraped board 12 and is removed, makes and scrapes board 12 and can clear up loading board 8 and filter 9 after the rebound, avoids the suspended solid impurity accumulation in the treatment tank 1 too much to influence the treatment effect of sewage.
Be equipped with the lifting means who is used for promoting loading board 8 in the treatment tank 1, lifting means is including rotating the first rotation board 13 of connecting in loading board 8 one side, and first rotation board 13 is in the state that the upset was opened at ordinary times, prevents to influence the filter efficiency of filter 9 to sewage, and when loading board 8 upwards moved, first rotation board 13 upset was closed, prevents that sedimentary suspended solid impurity from floating away on the loading board 8.
A connecting block is fixed on the side wall of the first rotating plate 13, a first fixed pulley 14 is fixed on the upper end face of the filter plate 9, a driving unit is arranged on the side wall of the treatment tank 1, the driving unit comprises a fixed frame 15 fixedly connected to the upper surface of the treatment tank 1, a driving motor 16 is fixed on the upper end face of the fixed frame 15, a winding drum is fixedly sleeved on a driving shaft of the driving motor 16, a second fixed pulley 17 is fixed on one side of the fixed frame 15, a traction rope 18 is fixed at one end of the connecting block, one end of the traction rope 18, far away from the connecting block, bypasses the first fixed pulley 14 and the second fixed pulley 17 and then is fixedly connected with the side wall of the winding drum, when the driving shaft of the driving motor 16 rotates, the winding drum is driven to rotate together, under the guiding action of the first fixed pulley 14 and the second fixed pulley 17, the winding drum winds and tightens the traction rope 18, so as to pull the first rotating plate 13 to be closed, then the bearing plate 8 moves upwards under the pulling action of the traction rope 18, the suspended matter impurities deposited on the bearing plate 8 are taken away from the water surface for cleaning.
Mechanism 7 is collected including fixed frame 21 of fixed connection on 1 lateral wall in processing pond to every group, collecting box 22 has been placed in the fixed frame 21, the both sides of collecting box 22 all are fixed with the lug, the lug that sets up makes things convenient for operating personnel to carry collecting box 22, the second recess has been seted up on the inside wall of fixed frame 21, it is provided with turning block 23 to rotate on the lateral wall of second recess, the third recess that cooperation turning block 23 used has been seted up on the inside wall of fixed frame 21, the turning block 23 of setting has spacing effect to collecting box 22, prevent that collecting box 22 from the displacement appearing when the suspended solid impurity that falls down from second turning plate 20 is collected in the splendid attire, the effect of collection is influenced.
When the device is used, dyeing waste liquid enters a treatment tank 1 through a water inlet pipe 2, a sewage electrolysis tank 3 fixedly arranged at the bottom of the treatment tank 1 carries out electrolysis treatment on sewage, the treated waste liquid is electrolyzed to separate suspended matter impurities, the suspended matter impurities move towards a water outlet pipe 5 along with water, in the process, a first group of filtering mechanisms 4 close to the water inlet pipe 2 carry out filtering treatment on the suspended matter impurities through a set filtering plate 9, the suspended matter impurities in the filtered water are intercepted, the suspended matter impurities are prevented from being mixed in the water and being discharged from the water outlet pipe 5, when the suspended matter impurities filtered and deposited on a first group of filtering plates 9 and a bearing plate 8 are accumulated to a certain amount, a driving shaft of a driving motor 16 drives a winding drum to rotate to drive the bearing plate 8 to move upwards, and the suspended matter impurities deposited on the bearing plate 8 are taken away from a water surface to be cleaned;
after the bearing plate 8 is lifted to a certain height, the second rotating plate 20 is turned over and opened under the action of gravity, the tail end of the second rotating plate 20 after being turned over and opened is just positioned right above the collecting box 22, at the moment, the telescopic end of the electric push rod 11 extends to push the scraping plate 12 to move, suspended impurities deposited on the bearing plate 8 and the filter plates 9 are moved into the collecting box 22 through the second rotating plate 20 to be collected in a centralized manner, so that the suspended impurities in the treatment tank 1 are prevented from being accumulated too much, the treatment effect of sewage is influenced, when the first group of filter plates 9 and the bearing plate 8 close to the water inlet pipe 2 are separated from the water surface to be cleaned, the second group of filter plates 9 and the bearing plate 8 close to the water outlet pipe 5 continue to filter the water after electrolytic treatment, the suspended impurities are prevented from being mixed in the water and being discharged from the water outlet pipe 5 together, when the collecting box 22 is about to be filled, the turning block 23 is turned to take out the collection container 22 for dumping.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A treatment method of rattan dyeing waste liquid is characterized by comprising the following specific steps:
firstly, dyeing waste liquid enters a treatment tank (1) through a water inlet pipe (2), and a sewage electrolysis tank (3) fixedly arranged at the bottom of the treatment tank (1) carries out electrolysis treatment on sewage;
secondly, intercepting suspended matters generated by electrolysis in the treatment tank (1) by the two groups of filtering mechanisms (4), and discharging treated water from a water outlet pipe (5);
step three, the two groups of cleaning mechanisms (6) correspondingly clean suspended matter impurities deposited on the two groups of filtering mechanisms (4);
and step four, the two groups of collecting mechanisms (7) are used for containing the cleaned suspended matter impurities.
2. The utility model provides a treatment facility of rattan dyeing waste liquid, includes treatment tank (1) and sewage electrolysis case (3), its characterized in that, be equipped with two sets of filtering mechanism (4) that are used for intercepting the suspended solid that the electrolysis produced in treatment tank (1), be equipped with two sets of clearance mechanism (6) that are used for clearing up suspended solid impurity on filtering mechanism (4) in treatment tank (1), be equipped with two sets of collection mechanism (7) that are used for splendid attire suspended solid impurity on treatment tank (1), every group filtering mechanism (4) all set up loading board (8) in treatment tank (1) including the activity, and the up end of loading board (8) is fixed with filter (9), is fixed with a plurality of stopper (10) on the lateral wall of treatment tank (1).
3. The rattan dyeing waste liquid treatment equipment according to claim 2, characterized in that each group of said cleaning mechanism (6) includes a connecting frame fixedly connected to the outer side wall of the treatment tank (1), an electric push rod (11) is fixed on the connecting frame, a scraping plate (12) is fixed at the telescopic end of the electric push rod (11), and a lifting assembly for lifting the bearing plate (8) is arranged in the treatment tank (1).
4. A waste cane dyeing liquor treatment apparatus as claimed in claim 3, wherein said lifting means comprises a first rotating plate (13) rotatably connected to one side of the carrying plate (8), a connecting block is fixed to a side wall of the first rotating plate (13), a first fixed pulley (14) is fixed to an upper end face of the filter plate (9), and a driving unit is provided on a side wall of the treatment tank (1).
5. The rattan dyeing waste liquid treatment equipment according to claim 4, characterized in that the drive unit comprises a fixed frame (15) fixedly connected to the upper surface of the treatment tank (1), a drive motor (16) is fixed to the upper end surface of the fixed frame (15), a winding drum is fixedly sleeved on a drive shaft of the drive motor (16), a second fixed pulley (17) is fixed to one side of the fixed frame (15), a traction rope (18) is fixed to one end of the connecting block, and one end of the traction rope (18) far away from the connecting block is fixedly connected with the side wall of the winding drum after being wound around the first fixed pulley (14) and the second fixed pulley (17).
6. The rattan dyeing waste liquid treatment equipment according to claim 2, characterized in that a first groove (19) is opened on one side of the bearing plate (8), and a second rotating plate (20) is rotatably arranged on the side wall of the first groove (19).
7. A treatment facility for rattan dyeing waste liquid according to claim 2, characterized in that each set of collecting mechanism (7) includes a fixed frame (21) fixedly connected to the outer side wall of the treatment tank (1), a collecting box (22) is placed in the fixed frame (21), and two sides of the collecting box (22) are fixed with projections.
8. The rattan dyeing waste liquid treatment equipment according to claim 7, characterized in that the inside wall of the fixed frame (21) is provided with a second groove, the side wall of the second groove is rotatably provided with a rotating block (23), and the inside wall of the fixed frame (21) is provided with a third groove used in cooperation with the rotating block (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111212188.2A CN113800692A (en) | 2021-10-18 | 2021-10-18 | Treatment method and treatment equipment for rattan dyeing waste liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111212188.2A CN113800692A (en) | 2021-10-18 | 2021-10-18 | Treatment method and treatment equipment for rattan dyeing waste liquid |
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| Publication Number | Publication Date |
|---|---|
| CN113800692A true CN113800692A (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111212188.2A Pending CN113800692A (en) | 2021-10-18 | 2021-10-18 | Treatment method and treatment equipment for rattan dyeing waste liquid |
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| Country | Link |
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| CN (1) | CN113800692A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640178A (en) * | 2018-05-30 | 2018-10-12 | 广东知识城运营服务有限公司 | A kind of domestic sewage treatment device effectively removing suspended impurity |
| CN208732755U (en) * | 2018-06-05 | 2019-04-12 | 李博琪 | A kind of factory's treatment tank |
| KR101978601B1 (en) * | 2018-04-13 | 2019-05-14 | 경기도 부천시 | Debris removal apparatus for combination type bar screen |
| CN210825763U (en) * | 2019-06-20 | 2020-06-23 | 苏州辉岭蕾丝有限公司 | Dyeing waste liquid treatment filter equipment |
| CN113429056A (en) * | 2021-07-29 | 2021-09-24 | 湖北君和意达环境工程有限公司 | Chemical wastewater harmless treatment system and treatment method |
-
2021
- 2021-10-18 CN CN202111212188.2A patent/CN113800692A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101978601B1 (en) * | 2018-04-13 | 2019-05-14 | 경기도 부천시 | Debris removal apparatus for combination type bar screen |
| CN108640178A (en) * | 2018-05-30 | 2018-10-12 | 广东知识城运营服务有限公司 | A kind of domestic sewage treatment device effectively removing suspended impurity |
| CN208732755U (en) * | 2018-06-05 | 2019-04-12 | 李博琪 | A kind of factory's treatment tank |
| CN210825763U (en) * | 2019-06-20 | 2020-06-23 | 苏州辉岭蕾丝有限公司 | Dyeing waste liquid treatment filter equipment |
| CN113429056A (en) * | 2021-07-29 | 2021-09-24 | 湖北君和意达环境工程有限公司 | Chemical wastewater harmless treatment system and treatment method |
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Application publication date: 20211217 |
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