CN110711419A - Circulating skimming device - Google Patents
Circulating skimming device Download PDFInfo
- Publication number
- CN110711419A CN110711419A CN201911018699.3A CN201911018699A CN110711419A CN 110711419 A CN110711419 A CN 110711419A CN 201911018699 A CN201911018699 A CN 201911018699A CN 110711419 A CN110711419 A CN 110711419A
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- China
- Prior art keywords
- skimming
- fixedly connected
- cavity
- circulating
- water pump
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 238000002347 injection Methods 0.000 claims abstract description 20
- 239000007924 injection Substances 0.000 claims abstract description 20
- 238000003756 stirring Methods 0.000 claims description 42
- 239000003651 drinking water Substances 0.000 claims description 8
- 235000020188 drinking water Nutrition 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000010865 sewage Substances 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 15
- 239000002893 slag Substances 0.000 abstract description 15
- 238000005086 pumping Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 12
- 238000001914 filtration Methods 0.000 abstract description 8
- 239000013049 sediment Substances 0.000 abstract description 8
- 238000005192 partition Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 11
- 238000007599 discharging Methods 0.000 description 5
- 238000004062 sedimentation Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 208000034699 Vitreous floaters Diseases 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- 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
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- 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
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/86—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a circulating type skimming device which comprises a supporting plate, wherein the upper surface of the supporting plate is fixedly connected with a skimming treatment box, the inner wall of the skimming treatment box is fixedly connected with a partition plate, the interior of the skimming treatment box is sequentially divided into a first cavity and a second cavity from left to right by the partition plate, and the inner wall of the first cavity is fixedly connected with a first skimming net. The circulating skimming device is characterized in that a first water pump, a first injection pipe, a first water pumping pipe, a second water pump, a second injection pipe and a second water pumping pipe are arranged in a matched mode, and in the using process, sewage after slag is discharged from a first cavity can be pumped into a second cavity by starting the first water pump and is further filtered; through starting the second water pump, can take out the second cavity with the back sewage that the sediment was crossed in the second cavity in, further filter again for this circulating skimming device can circulate repeatedly and arrange sediment filtration, and then has improved this circulating skimming device's sediment efficiency of arranging.
Description
Technical Field
The invention relates to the technical field of skimming devices, in particular to a circulating skimming device.
Background
In sewage treatment plants, a sedimentation basin is usually provided after the biological treatment structure for separating sludge from water. Settling tanks are generally classified into advection, vertical and radial flow types. Wherein, the sewage in the horizontal sedimentation tank flows along the horizontal direction, the solid sediment in the sewage is settled to the bottom of the tank under the action of gravity, and the scum, the foam and part of floating sludge particles float on the surface of the sedimentation tank.
Floaters on the surface of the sedimentation tank are mainly collected and treated by using the circulating skimming device, however, the circulating skimming device is in a gas-liquid junction position for a long time to operate, and the rotating parts can also be blocked, locked and the like; and the floater is easy to be bonded and accumulated in the cavity of the circulating skimming device to cause blockage, so that the normal operation of the circulating skimming device is influenced, and the effluent quality of the sedimentation tank and the service life of the skimming device are further reduced. In addition, in the prior art, the filter residue can not be effectively recycled, the use is inconvenient, the filtered residue can not be processed in time, the device is easy to block, the ideal residue discharging effect can not be achieved, the efficiency is low, the cleaning effect is not good enough, and the potential safety hazard is large.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the circulating type skimming device which has the advantages of effective circulating treatment, convenient use, high slag discharging efficiency, difficult blockage, better cleaning effect, high safety performance and the like, and solves the problems that the device is blocked easily and cannot achieve the ideal slag discharging effect, the efficiency is lower, the cleaning effect is poor and larger potential safety hazard exists because the filtered slag cannot be treated in time generally, the device is inconvenient to use and cannot be blocked.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides a circulating skimming device, includes the backup pad, the last fixed surface of backup pad is connected with skimming and handles the case, the inner wall fixedly connected with baffle of skimming processing case, first cavity and second cavity are cut apart into in proper order from a left side to the right side with the inside of skimming processing case to the baffle, the first skimming of the equal fixedly connected with of inner wall of first cavity net, the inner wall fixedly connected with second skimming net of second cavity, the first stirring rod of inner diapire fixedly connected with of first cavity, the inner diapire fixedly connected with second stirring rod of second cavity, the lower fixed surface of backup pad is connected with agitator motor, agitator motor's quantity is two, one of them the first stirring rod of agitator motor's output fixedly connected with, another agitator motor's output end fixedly connected with second stirring rod.
Preferably, the left side and the right side of the outer surface of the skimming treatment box are both provided with skimming ports, and one side of each skimming port is slidably connected with a blocking sliding plate.
Preferably, the first water pump of front fixedly connected with of case is handled to skimming, the first injection pipe of output fixedly connected with of first water pump, the first drinking-water pipe of input fixedly connected with of first water pump, the one end fixed connection of first injection pipe is in the top of second cavity, the one end fixed connection of first drinking-water pipe is in the bottom of first cavity one side.
Preferably, the back fixedly connected with second water pump of case is handled to the skimming, the output fixedly connected with second filling tube of second water pump, the input fixedly connected with second drinking-water pipe of second water pump, the one end fixed connection of second filling tube is in the top of second cavity, the one end fixed connection of second drinking-water pipe is in the bottom of first cavity one side.
Preferably, a first screw cap is connected to the top of the first cavity in a threaded manner, and a second screw cap is connected to the top of the second cavity in a threaded manner.
Preferably, the four corners of the lower surface of the supporting plate are fixedly connected with supporting legs, and the left side and the right side of the upper surface of the supporting plate are fixedly connected with lifting handles.
Preferably, the number of the supporting legs is four, and the four supporting legs are fixedly connected to four corners of the lower surface of the supporting plate in a rectangular array mode.
Preferably, the number of the lifting hands is two, and the two lifting hands are symmetrically arranged on the vertical center line of the skimming processing box.
Preferably, the first stirring rod and the second stirring rod have the same structure, and the first skimming mesh and the second skimming mesh have the same structure.
(III) advantageous effects
Compared with the prior art, the invention provides a circulating skimming device, which has the following beneficial effects:
1. the circulating skimming device is characterized in that a first water pump, a first injection pipe, a first water pumping pipe, a second water pump, a second injection pipe and a second water pumping pipe are arranged in a matched mode, and in the using process, sewage after slag is discharged from a first cavity can be pumped into a second cavity by starting the first water pump and is further filtered; through starting the second water pump, can take out the second cavity with the back sewage that the sediment was crossed in the second cavity in, further filter again for this circulating skimming device can circulate repeatedly and arrange sediment filtration, and then has improved this circulating skimming device's sediment efficiency of arranging.
2. This circulating skimming device sets up through the cooperation of first poking bar, second poking bar and agitator motor, in the use, through starting agitator motor for first poking bar and second poking bar rotate, can stir the sewage in first cavity and the second cavity, can cross to make filterable sewage stir abundant, are convenient for circulate skimming and filter, and then have improved this circulating skimming device's practicality.
3. This circulating skimming device sets up through the cooperation of skimming mouth with separating the fender slide, in the use, through separating the fender slide and upwards promoting, can clean the filtration residue of first skimming net and second skimming net upper surface totally, can make this circulating skimming device reach convenient to use's purpose, has improved this circulating skimming device's row's sediment effect.
Drawings
FIG. 1 is a schematic front view of a circulating skimming device according to the present invention;
FIG. 2 is a schematic cross-sectional view of a circulating skimming device according to the present invention;
FIG. 3 is a schematic view of a back structure of a circulating skimming device according to the present invention;
FIG. 4 is a front view of a circulating skimming device according to the present invention;
FIG. 5 is a schematic top view of a circulating skimming device according to the present invention.
In the figure: 1. a support plate; 2. a skimming treatment tank; 3. a partition plate; 4. a first cavity; 5. a second cavity; 6. a first skimming mesh; 7. a second skimming mesh; 8. lifting the hand; 9. a first stirring rod; 10. a second stirring rod; 11. a stirring motor; 12. a skimming port; 13. a blocking slide plate; 14. a first water pump; 15. a first injection pipe; 16. a first pumping pipe; 17. a second water pump; 18. a second injection pipe; 19. a second pumping pipe; 20. a first screw cap; 21. a second screw cap; 22. and (5) supporting legs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a circulating skimming device comprises a support plate 1, a skimming processing box 2 is fixedly connected to the upper surface of the support plate 1, a partition plate 3 is fixedly connected to the inner wall of the skimming processing box 2, the partition plate 3 divides the interior of the skimming processing box 2 into a first cavity 4 and a second cavity 5 from left to right, a first skimming mesh 6 is fixedly connected to the inner wall of the first cavity 4, a second skimming mesh 7 is fixedly connected to the inner wall of the second cavity 5, a first stirring rod 9 is fixedly connected to the inner bottom wall of the first cavity 4, a second stirring rod 10 is fixedly connected to the inner bottom wall of the second cavity 5, a stirring motor 11 is fixedly connected to the lower surface of the support plate 1, and the first stirring rod 9 and the second stirring rod 10 are matched with the stirring motor 11, so that the first stirring rod 9 and the second stirring rod 10 rotate when the circulating skimming device is in use, the sewage in the first cavity 4 and the second cavity 5 can be stirred, the filtered sewage can be stirred sufficiently, the circulating skimming filtration is convenient to carry out, the practicability of the circulating skimming device is further improved, the number of the stirring motors 11 is two, the output end of one stirring motor 11 is fixedly connected with a first stirring rod 9, the output end of the other stirring motor 11 is fixedly connected with a second stirring rod 10, the structures of the first stirring rod 9 and the second stirring rod 10 are the same, the structures of the first skimming net 6 and the second skimming net 7 are the same, the left side and the right side of the outer surface of the skimming processing box 2 are both provided with skimming ports 12, one side of each skimming port 12 is slidably connected with a baffle sliding plate 13, the upper surfaces of the first skimming net 6 and the second skimming net 7 can be cleaned by lifting the baffle sliding plate 13 upwards in the use process, the circulating skimming device can achieve the purpose of convenient use, the slag discharging effect of the circulating skimming device is improved, the front surface of the skimming processing box 2 is fixedly connected with a first water pump 14, the output end of the first water pump 14 is fixedly connected with a first injection pipe 15, the input end of the first water pump 14 is fixedly connected with a first water pumping pipe 16, one end of the first injection pipe 15 is fixedly connected with the top of the second cavity 5, one end of the first water pumping pipe 16 is fixedly connected with the bottom of one side of the first cavity 4, the back surface of the skimming processing box 2 is fixedly connected with a second water pump 17, the output end of the second water pump 17 is fixedly connected with a second injection pipe 18, the input end of the second water pump 17 is fixedly connected with a second water pumping pipe 19, and through the matching arrangement of the first water pump 14, the first injection pipe 15, the first water pumping pipe 16, the second water pump 17, the second injection pipe 18 and the second water pumping pipe, in the using process, the sewage after the slag is discharged from the first cavity 4 can be pumped into the second cavity 5 by starting the first water pump 14 for further filtration; the sewage after slag discharge in the second cavity 5 can be pumped into the second cavity 5 by starting the second water pump 17 and then further filtered, so that the circulating type skimming device can repeatedly filter the discharged slag, further the slag discharging efficiency of the circulating type skimming device is improved, one end of the second injection pipe 18 is fixedly connected to the top of the second cavity 5, one end of the second water pumping pipe 19 is fixedly connected to the bottom of one side of the first cavity 4, the top thread of the first cavity 4 is connected with the first screw cap 20, the top thread of the top of the second cavity 5 is connected with the second screw cap 21, through the arrangement of the first screw cap 20 and the second screw cap 21, in the using process, the sewage can be injected into the first cavity 4 by opening the first screw cap 20, the sewage can be injected into the second cavity 5 by opening the second screw cap 21, the four corners of the lower surface of the support plate 1 are fixedly connected with support legs 22, through the setting of supporting leg 22 for this circulating skimming device plays the purpose of support, reaches convenient to use's effect, and the equal fixedly connected with in the left and right sides of backup pad 1 upper surface lifts hands 8, and the quantity of lifting hands 8 is two, and two are lifted hands 8 and are the symmetry setting with the perpendicular center line of skimming processing case 2, and the quantity of supporting leg 22 is four, and four supporting legs 22 are in the four corners department of backup pad 1 lower surface with rectangular array's form fixed connection.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the circulating skimming device is used, the first stirring rod 9, the second stirring rod 10 and the stirring motor 11 are matched, in the using process, the stirring motor 11 is started to enable the first stirring rod 9 and the second stirring rod 10 to rotate, sewage in the first cavity 4 and the second cavity 5 can be stirred, the filtered sewage can be stirred sufficiently, circulating skimming filtration is facilitated, the practicability of the circulating skimming device is further improved, the sewage after being discharged from the first cavity 4 can be pumped into the second cavity 5 to be further filtered by the matching arrangement of the first water pump 14, the first injection pipe 15, the first water pumping pipe 16, the second water pump 17, the second injection pipe 18 and the second water pumping pipe 19, and in the using process, the first water pump 14 is started; the sewage after the slag discharge in the second cavity 5 can be pumped into the second cavity 5 by starting the second water pump 17 and then further filtered, so that the circulating type skimming device can repeatedly carry out slag discharge filtration, thereby improving the slag discharge efficiency of the circulating type skimming device, the circulating type skimming device can achieve the purpose of convenient use by the matching arrangement of the skimming port 12 and the baffle sliding plate 13 and by upwards lifting the baffle sliding plate 13 in the using process, the filtering slag on the upper surfaces of the first skimming net 6 and the second skimming net 7 can be cleaned, the slag discharge effect of the circulating type skimming device is improved, the sewage can be injected into the first cavity 4 by the arrangement of the first screw cap 20 and the second screw cap 21 in the using process by opening the first screw cap 20, the sewage can be injected into the second cavity 5 by opening the second screw cap 21, through the arrangement of the supporting legs 22, the circulating skimming device has the supporting purpose, and the effect of convenient use is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the use of the verb "comprise a" to define an element does not exclude the presence of another, same element in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A circulating skimming device, includes backup pad (1), its characterized in that: the upper surface of the supporting plate (1) is fixedly connected with a skimming processing box (2), the inner wall of the skimming processing box (2) is fixedly connected with a clapboard (3), the inside of the skimming processing box (2) is sequentially divided into a first cavity (4) and a second cavity (5) from left to right by the clapboard (3), the inner wall of the first cavity (4) is fixedly connected with a first skimming net (6), the inner wall of the second cavity (5) is fixedly connected with a second skimming net (7), the inner bottom wall of the first cavity (4) is fixedly connected with a first stirring rod (9), the inner bottom wall of the second cavity (5) is fixedly connected with a second stirring rod (10), the lower surface of the supporting plate (1) is fixedly connected with a stirring motor (11), the number of the stirring motors (11) is two, one of the output ends of the stirring motors (11) is fixedly connected with the first stirring rod (9), the output end of the other stirring motor (11) is fixedly connected with a second stirring rod (10).
2. The circulating skimming device of claim 1, wherein: the left and right sides of the outer surface of the skimming treatment box (2) are both provided with skimming ports (12), and one side of each skimming port (12) is slidably connected with a blocking sliding plate (13).
3. The circulating skimming device of claim 1, wherein: the first water pump (14) of the front fixedly connected with of case (2) is handled to the skimming, the first injection pipe (15) of the output fixedly connected with of first water pump (14), the first drinking-water pipe (16) of the input fixedly connected with of first water pump (14), the one end fixed connection of first injection pipe (15) is in the top of second cavity (5), the one end fixed connection of first drinking-water pipe (16) is in the bottom of first cavity (4) one side.
4. The circulating skimming device of claim 1, wherein: the back fixedly connected with second water pump (17) of case (2) is handled to the skimming, the output fixedly connected with second injection pipe (18) of second water pump (17), the input fixedly connected with second drinking-water pipe (19) of second water pump (17), the one end fixed connection of second injection pipe (18) is in the top of second cavity (5), the one end fixed connection of second drinking-water pipe (19) is in the bottom of first cavity (4) one side.
5. The circulating skimming device of claim 1, wherein: the top of the first cavity (4) is in threaded connection with a first screw cap (20), and the top of the second cavity (5) is in threaded connection with a second screw cap (21).
6. The circulating skimming device of claim 1, wherein: the supporting device is characterized in that supporting legs (22) are fixedly connected to four corners of the lower surface of the supporting plate (1), and handles (8) are fixedly connected to the left side and the right side of the upper surface of the supporting plate (1).
7. The circulating skimming device of claim 6, wherein: the number of the supporting legs (22) is four, and the four supporting legs (22) are fixedly connected to four corners of the lower surface of the supporting plate (1) in a rectangular array mode.
8. The circulating skimming device of claim 6, wherein: the number of the lifting hands (8) is two, and the two lifting hands (8) are symmetrically arranged on the vertical center line of the skimming processing box (2).
9. The circulating skimming device of claim 1, wherein: the structure of the first stirring rod (9) is the same as that of the second stirring rod (10), and the structure of the first skimming mesh (6) is the same as that of the second skimming mesh (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911018699.3A CN110711419B (en) | 2019-10-24 | 2019-10-24 | Circulating skimming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911018699.3A CN110711419B (en) | 2019-10-24 | 2019-10-24 | Circulating skimming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110711419A true CN110711419A (en) | 2020-01-21 |
| CN110711419B CN110711419B (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911018699.3A Active CN110711419B (en) | 2019-10-24 | 2019-10-24 | Circulating skimming device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5702597A (en) * | 1994-07-26 | 1997-12-30 | Hospal Industrie | Device for preparing a treatment liquid by filtration |
| KR20140092968A (en) * | 2013-01-16 | 2014-07-25 | 전라남도 | The circulation filter device to prevent the disease of fish in the water tank |
| CN205892925U (en) * | 2016-06-23 | 2017-01-18 | 钱俊 | Rain sewage recycling treatment device |
| CN205917830U (en) * | 2016-08-09 | 2017-02-01 | 黑龙江省建设技术发展中心 | Green building rain water circulation filtration device |
| CN108178368A (en) * | 2017-12-15 | 2018-06-19 | 王腾蛟 | A kind of immobilized microorganism sewage-treatment plant |
| CN208104100U (en) * | 2018-03-22 | 2018-11-16 | 王明晟 | A kind of high-efficiency sewage cyclic processing device |
| CN109019739A (en) * | 2018-09-29 | 2018-12-18 | 佛山科学技术学院 | A kind of water process air floatation machine |
| CN208586123U (en) * | 2018-05-02 | 2019-03-08 | 李柯勇 | A kind of municipal sewage pretreatment pool |
-
2019
- 2019-10-24 CN CN201911018699.3A patent/CN110711419B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5702597A (en) * | 1994-07-26 | 1997-12-30 | Hospal Industrie | Device for preparing a treatment liquid by filtration |
| KR20140092968A (en) * | 2013-01-16 | 2014-07-25 | 전라남도 | The circulation filter device to prevent the disease of fish in the water tank |
| CN205892925U (en) * | 2016-06-23 | 2017-01-18 | 钱俊 | Rain sewage recycling treatment device |
| CN205917830U (en) * | 2016-08-09 | 2017-02-01 | 黑龙江省建设技术发展中心 | Green building rain water circulation filtration device |
| CN108178368A (en) * | 2017-12-15 | 2018-06-19 | 王腾蛟 | A kind of immobilized microorganism sewage-treatment plant |
| CN208104100U (en) * | 2018-03-22 | 2018-11-16 | 王明晟 | A kind of high-efficiency sewage cyclic processing device |
| CN208586123U (en) * | 2018-05-02 | 2019-03-08 | 李柯勇 | A kind of municipal sewage pretreatment pool |
| CN109019739A (en) * | 2018-09-29 | 2018-12-18 | 佛山科学技术学院 | A kind of water process air floatation machine |
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| CN110711419B (en) | 2021-09-10 |
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