CN113651459A - River water purifier capable of efficiently purifying - Google Patents
River water purifier capable of efficiently purifying Download PDFInfo
- Publication number
- CN113651459A CN113651459A CN202111050622.1A CN202111050622A CN113651459A CN 113651459 A CN113651459 A CN 113651459A CN 202111050622 A CN202111050622 A CN 202111050622A CN 113651459 A CN113651459 A CN 113651459A
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- China
- Prior art keywords
- chamber
- river water
- filtering
- water purifier
- rotating shaft
- Prior art date
- 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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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 238000001914 filtration Methods 0.000 claims abstract description 40
- 239000000645 desinfectant Substances 0.000 claims abstract description 11
- 238000000746 purification Methods 0.000 claims abstract description 4
- 244000309464 bull Species 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000004659 sterilization and disinfection Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 239000010985 leather Substances 0.000 claims description 5
- 230000010405 clearance mechanism Effects 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 230000000249 desinfective effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000003756 stirring Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000007667 floating Methods 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 240000008866 Ziziphus nummularia Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
Images
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
- C02F1/001—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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
-
- 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
-
- 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
- C02F2303/04—Disinfection
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of river water purification, in particular to a river water purifier capable of efficiently purifying, which comprises a box body, wherein a filtering chamber, a disinfecting chamber and a standing chamber are arranged inside the box body, a water inlet pipe and a water outlet pipe are symmetrically communicated with two sides of the box body, a disinfectant adding pipe is communicated with the outer surface of the box body positioned at the upper end of the disinfecting chamber, a filtering plate is arranged inside the filtering chamber, clamping grooves are symmetrically formed in the inner wall of the filtering chamber, clamping blocks are symmetrically and fixedly arranged on two sides of the filtering plate, and the clamping blocks are inserted into the clamping grooves. According to the invention, through the arrangement of the rotating shaft, the blades, the pressure rod, the clamping groove, the clamping block and the spring, the rotating shaft and the pressure rod can be driven to move by energy generated when river water flows, and the filtering plate can be extruded by matching with the round rubber head at the end of the pressure rod, and the resilience effect of the spring is added, so that the filtering plate can float up and down in the filtering process, and the situation that impurities are accumulated on the surface of the filtering plate to influence the filtering effect is avoided.
Description
Technical Field
The invention relates to the technical field of river water purification, in particular to a river water purifier capable of efficiently purifying.
Background
The development of modern society, the requirement to the water resource is continuous to be increased, in addition the social development causes the pollution to the water source jujube, safe water use receives the threat, has caused the water quality nature of many areas to lack water, consequently river purification receives people's attention more and more, because the inside of river contains many impurity, consequently filters one indispensable step, but current river water purifier is when filtering, and impurity easily stays the filter plate surface, leads to the filter effect to worsen, causes the work efficiency step-down of whole clarifier.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a river water purifier capable of purifying river water with high efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a river water purifier that can high-efficiently purify, includes the box, the inside of box is provided with filter chamber, disinfection room and the room of stewing, the bilateral symmetry intercommunication of box has inlet tube and outlet pipe, is located the disinfection room upper end the box surface intercommunication has disinfectant to add the pipe, the inside of filter chamber is provided with the filter, the draw-in groove has been seted up to the inner wall symmetry of filter chamber, the bilateral symmetry fixed mounting of filter has the fixture block, the fixture block is inserted and is established the inside of draw-in groove, fixed mounting has the spring between fixture block and the draw-in groove, the internal rotation of filter chamber is connected with the pivot, the even fixed mounting in surface of pivot has the blade, the both ends symmetry fixed mounting of pivot has the depression bar, the inside of disinfection room is provided with rabbling mechanism, the inside of filter chamber is provided with supplementary clearance mechanism.
In order to improve the contact effect of the pressure lever and the filter plate, the invention has the improvement that one end of the pressure lever, which is far away from the rotating shaft, is fixedly provided with a round rubber head.
In order to ensure the smooth movement of the clamping block in the clamping groove, the invention improves that the inner wall of the clamping groove is uniformly and rotatably connected with a roller.
In order to facilitate the installation of the rotating shaft, the invention has the improvement that the connecting parts of the rotating shaft and the inner wall of the filter chamber are provided with connecting rings.
In order to help the disinfectant and the river water to be fully mixed, the improved structure of the disinfectant mixer is characterized in that the stirring mechanism comprises a rotating rod, stirring rods are uniformly and fixedly arranged on the outer surface of the rotating rod, a connecting rod is fixedly arranged at one end, far away from the rotating rod, of each stirring rod, belts are wound on the outer surfaces of the rotating rod and the rotating shaft, and limiting discs are fixedly arranged at one ends, close to the belts, of the rotating rod and the rotating shaft.
In order to improve the sealing effect, the invention has the improvement that sealing gaskets are arranged at the joints of the rotating rod and the rotating shaft with the outer surface of the box body.
In order to facilitate workers to clean the filter plate, the auxiliary cleaning mechanism comprises two groups of electric telescopic rods, the output ends of the two groups of electric telescopic rods penetrate through the interior of the filter chamber and extend to the interior of the clamping groove, a pressing block is fixedly mounted at one end, close to the filter plate, of each electric telescopic rod, fixed blocks are symmetrically and fixedly mounted at one side, close to the water inlet pipe, of the box body, clamping pieces are fixedly mounted on the outer surfaces of the two groups of fixed blocks, a round rod is inserted into the clamping pieces, and a scraping plate is fixedly mounted at one end of the round rod.
In order to facilitate the workers to hold the round rod tightly, the invention has the improvement that one end of the round rod, which is far away from the scraper, is sleeved with a leather sheath.
Compared with the prior art, the invention has the advantages and positive effects that:
1. according to the invention, through the arrangement of the rotating shaft, the blades, the compression bar, the clamping groove, the clamping block and the spring, the rotating shaft and the compression bar can be driven to move by energy generated when river water flows, and the compression bar can extrude the filter plate by matching with the round rubber head at the end of the compression bar, and the rebound action of the spring is added, so that the up-and-down floating of the filter plate can be realized in the filtering process, and the condition that impurities are accumulated on the surface of the filter plate to influence the filtering effect is avoided.
2. According to the invention, the stirring mechanism is arranged, and the rotating rod can rotate along with the rotating shaft by utilizing the transmission action of the belt, so that the stirring rod and the connecting rod can rotate, an external motor is not required for driving, the energy is saved, and the requirement of environmental protection is met better.
3. According to the invention, by arranging the auxiliary cleaning mechanism, when workers need to clean the filter plate, the filter plate can be pressed down by directly using the electric telescopic rod, and then the surface of the filter plate can be directly scraped clean by using the scraper, and the scraper can be placed on the outer surface of the box body, so that the auxiliary cleaning mechanism is not required to be carried by the workers, and is convenient for the workers to operate.
Drawings
FIG. 1 is a schematic perspective view of a river water purifier according to the present invention;
FIG. 2 is a schematic cross-sectional view of a river water purifier according to the present invention;
FIG. 3 is an enlarged view of the A part in FIG. 2 of the river water purifier according to the present invention;
FIG. 4 is an enlarged view of the river water purifier of the present invention at B in FIG. 2;
FIG. 5 is an enlarged view of the river water purifier of the present invention at C in FIG. 2;
fig. 6 is a schematic side view of a river water purifier according to the present invention, which is schematically shown in fig. 2.
Illustration of the drawings:
1. a box body; 2. a filtering chamber; 3. a sterilization chamber; 4. a standing chamber; 5. a water inlet pipe; 6. a water outlet pipe; 7. a disinfectant addition tube; 8. a filter plate; 9. a card slot; 10. a clamping block; 11. a spring; 12. a rotating shaft; 13. a blade; 14. a pressure lever; 15. a rubber round head; 16. a rotating rod; 17. a stirring rod; 18. a connecting rod; 19. a belt; 20. a limiting disc; 21. a sealing gasket; 22. an electric telescopic rod; 23. briquetting; 24. a fixed block; 25. a fastener; 26. a round bar; 27. a squeegee; 28. a leather sheath.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-6, the present invention provides a technical solution: a river water purifier capable of efficiently purifying comprises a box body 1, wherein a filtering chamber 2, a disinfecting chamber 3 and a standing chamber 4 are arranged inside the box body 1, a water inlet pipe 5 and a water outlet pipe 6 are symmetrically communicated with two sides of the box body 1, a disinfectant adding pipe 7 is communicated with the outer surface of the box body 1 positioned at the upper end of the disinfecting chamber 3, a filtering plate 8 is arranged inside the filtering chamber 2, clamping grooves 9 are symmetrically formed in the inner wall of the filtering chamber 2, clamping blocks 10 are symmetrically and fixedly arranged on two sides of the filtering plate 8, the clamping blocks 10 are inserted into the clamping grooves 9, springs 11 are fixedly arranged between the clamping blocks 10 and the clamping grooves 9, a rotating shaft 12 is rotatably connected inside the filtering chamber 2, blades 13 are uniformly and fixedly arranged on the outer surface of the rotating shaft 12, and pressing rods 14 are symmetrically and fixedly arranged at two ends of the rotating shaft 12, and when a worker can use the river water purifier, energy generated by water flow can be directly passed through, the bull stick 16 and the motion of depression bar 14 are being driven to through the pressure dynamic effect of depression bar 14, fixture block 10, draw-in groove 9 and spring 11 are gone up in the cooperation, realize the filtering process, the automatic process of floating from top to bottom of filter 8 through the vibrations effect, keep the patency of filter 8 filtration pores, and then guarantee that whole clarifier lasts efficient work.
One end fixed mounting that the depression bar 14 kept away from pivot 12 has rubber button head 15, and rubber button head 15 can guarantee when depression bar 14 and filter 8 contact, can not lead to the impaired condition of filter 8 to appear because of the squeezing action.
The inner wall of the clamping groove 9 is uniformly and rotatably connected with a roller, the roller is arranged, smooth movement of the clamping block 10 in the clamping groove 9 can be guaranteed, a connecting ring is arranged at the joint of the rotating shaft 12 and the inner wall of the filtering chamber 2, and the main purpose of the connecting ring is that the rotating shaft 12 can be conveniently installed.
The inside of disinfection room 3 is provided with rabbling mechanism, rabbling mechanism includes bull stick 16, the even fixed mounting in surface of bull stick 16 has puddler 17, the one end fixed mounting that puddler 17 kept away from bull stick 16 has connecting rod 18, the surface winding of bull stick 16 and pivot 12 has belt 19, the one end that bull stick 16 and pivot 12 are close to belt 19 all fixed mounting has spacing dish 20, in the invention, utilize the transmission of belt 19 effect, in the time of the pivot 12 motion, can take bull stick 16, puddler 17 and connecting rod 18 to move together, can guarantee the intensive mixing of disinfectant and river, the whole process no longer needs external energy, more environmental protection.
The auxiliary cleaning mechanism is arranged inside the filtering chamber 2 and comprises two groups of electric telescopic rods 22, the output ends of the two groups of electric telescopic rods 22 penetrate through the filtering chamber 2 and extend into the clamping groove 9, a pressing block 23 is fixedly arranged at one end, close to the filtering plate 8, of each electric telescopic rod 22, fixing blocks 24 are symmetrically and fixedly arranged at one side, close to the water inlet pipe 5, of the box body 1, clamping pieces 25 are fixedly arranged on the outer surfaces of the two groups of fixing blocks 24, a round rod 26 is inserted into each clamping piece 25, and a scraping plate 27 is fixedly arranged at one end of each round rod 26. The efficiency is high.
The end of the round bar 26 far away from the scraper 27 is sleeved with a leather sheath 28, and the leather sheath 28 mainly aims to increase the friction force on the surface of the round bar 26 and facilitate the worker to hold the round bar 26.
The working principle is as follows: when a worker uses the purifier, firstly, the water inlet pipe 5 and the disinfectant adding pipe 7 are communicated, then water is directly pumped into the filtering chamber 2, after the river water can enter the filtering chamber 2, firstly, the river water acts on the blade 13, the blade 13 drives the rotating shaft 12 to move under the impact, under the driving action of the belt 19, the rotating rod 16 and the stirring rod 17 can also start to move, the pressing rods 14 at the two ends of the rotating shaft 12 can move along with the rotating shaft 12, when the river water moves to a certain position, the pressing rods 14 can press the filtering plate 8, the filtering plate 8 drives the clamping blocks 10 to move downwards, the spring 11 contracts, when the pressing rods 14 separate the filtering plate 8, the spring 11 rebounds and drives the filtering plate 8 to reset, thereby the up-and-down floating process of the filtering plate 8 is realized, the filtered river water can be directly introduced into the disinfecting chamber 3, the disinfectant is added into the disinfecting chamber 3 at the moment, under the stirring action of the stirring rod 17, disinfectant and river meeting intensive mixing, guarantee that the disinfection is complete, then let in the room 4 that stews, discharge by outlet pipe 6 at last, when the staff is when clearing up filter 8, can open the chamber door, then directly take off scraper blade 27 from the side of box 1, then open electric telescopic handle 22, electric telescopic handle 22 takes briquetting 23 motion, push down filter 8, then the staff directly utilize scraper blade 27 with 8 clean up in surface of filter can, the clearance is accomplished the back, it can to reset scraper blade 27 again.
Although the present invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a but river water purifier of high-efficient purification, includes box (1), its characterized in that: the disinfection cabinet is characterized in that a filtering chamber (2), a disinfection chamber (3) and a standing chamber (4) are arranged in the cabinet (1), a water inlet pipe (5) and a water outlet pipe (6) are symmetrically communicated with two sides of the cabinet (1), a disinfectant adding pipe (7) is communicated with the outer surface of the cabinet (1) and is positioned at the upper end of the disinfection chamber (3), a filtering plate (8) is arranged in the filtering chamber (2), clamping grooves (9) are symmetrically formed in the inner wall of the filtering chamber (2), clamping blocks (10) are symmetrically and fixedly arranged on two sides of the filtering plate (8), the clamping blocks (10) are inserted in the clamping grooves (9), springs (11) are fixedly arranged between the clamping blocks (10) and the clamping grooves (9), a rotating shaft (12) is rotatably connected in the filtering chamber (2), blades (13) are uniformly and fixedly arranged on the outer surface of the rotating shaft (12), and pressing rods (14) are symmetrically and fixedly arranged at two ends of the rotating shaft (12), the inside of disinfection room (3) is provided with rabbling mechanism, the inside of filter chamber (2) is provided with supplementary clearance mechanism.
2. The river water purifier capable of purifying with high efficiency as claimed in claim 1, wherein: one end of the pressure lever (14) far away from the rotating shaft (12) is fixedly provided with a rubber round head (15).
3. The river water purifier capable of purifying with high efficiency as claimed in claim 1, wherein: the inner wall of the clamping groove (9) is uniformly and rotatably connected with a roller.
4. The river water purifier capable of purifying with high efficiency as claimed in claim 1, wherein: and connecting rings are arranged at the joints of the rotating shaft (12) and the inner wall of the filtering chamber (2).
5. The river water purifier capable of purifying with high efficiency as claimed in claim 1, wherein: rabbling mechanism includes bull stick (16), the even fixed mounting in surface of bull stick (16) has puddler (17), the one end fixed mounting that bull stick (16) were kept away from in puddler (17) has connecting rod (18), the surface winding of bull stick (16) and pivot (12) has belt (19), the equal fixed mounting in one end that bull stick (16) and pivot (12) are close to belt (19) has spacing dish (20).
6. The river water purifier capable of purifying with high efficiency as claimed in claim 5, wherein: sealing gaskets (21) are arranged at the joints of the rotating rod (16) and the rotating shaft (12) with the outer surface of the box body (1).
7. The river water purifier capable of purifying with high efficiency as claimed in claim 1, wherein: supplementary clearance mechanism includes electric telescopic handle (22), the quantity of electric telescopic handle (22) is two sets of, and is two sets of the output of electric telescopic handle (22) all runs through the inside of filter chamber (2) and extends to the inside of draw-in groove (9), the one end fixed mounting that electric telescopic handle (22) are close to filter (8) has briquetting (23), one side symmetry fixed mounting that box (1) is close to inlet tube (5) has fixed block (24), and is two sets of the outer fixed surface of fixed block (24) installs fastener (25), the inside of fastener (25) is inserted and is equipped with round bar (26), the one end fixed mounting of round bar (26) has scraper blade (27).
8. The river water purifier capable of purifying with high efficiency as claimed in claim 7, wherein: one end of the round rod (26) far away from the scraper (27) is sleeved with a leather sheath (28).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111050622.1A CN113651459A (en) | 2021-09-08 | 2021-09-08 | River water purifier capable of efficiently purifying |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111050622.1A CN113651459A (en) | 2021-09-08 | 2021-09-08 | River water purifier capable of efficiently purifying |
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CN113651459A true CN113651459A (en) | 2021-11-16 |
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CN202111050622.1A Pending CN113651459A (en) | 2021-09-08 | 2021-09-08 | River water purifier capable of efficiently purifying |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140342041A1 (en) * | 2013-05-16 | 2014-11-20 | NEET Innovations, LLC | Apparatus and method for producing filtered and disinfected water |
CN208065939U (en) * | 2018-02-05 | 2018-11-09 | 肇庆中能创智信息科技有限公司 | A kind of water conservancy and hydropower filter device |
CN111468407A (en) * | 2020-05-01 | 2020-07-31 | 何海 | A purification and filtration device for rice processing |
CN111484166A (en) * | 2020-05-11 | 2020-08-04 | 新昌德劳污水处理有限公司 | Automatic filter screen equipment for providing kinetic energy for vertically falling sewage |
CN212017009U (en) * | 2020-03-26 | 2020-11-27 | 天津科林倍健净水科技有限公司 | Precision filter for purified water production |
CN212425748U (en) * | 2020-02-27 | 2021-01-29 | 黄福林 | Multistage advanced treatment unit of domestic sewage |
CN112897794A (en) * | 2019-12-03 | 2021-06-04 | 江苏河之源污水处理有限公司 | Integrated domestic sewage treatment equipment |
-
2021
- 2021-09-08 CN CN202111050622.1A patent/CN113651459A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140342041A1 (en) * | 2013-05-16 | 2014-11-20 | NEET Innovations, LLC | Apparatus and method for producing filtered and disinfected water |
CN208065939U (en) * | 2018-02-05 | 2018-11-09 | 肇庆中能创智信息科技有限公司 | A kind of water conservancy and hydropower filter device |
CN112897794A (en) * | 2019-12-03 | 2021-06-04 | 江苏河之源污水处理有限公司 | Integrated domestic sewage treatment equipment |
CN212425748U (en) * | 2020-02-27 | 2021-01-29 | 黄福林 | Multistage advanced treatment unit of domestic sewage |
CN212017009U (en) * | 2020-03-26 | 2020-11-27 | 天津科林倍健净水科技有限公司 | Precision filter for purified water production |
CN111468407A (en) * | 2020-05-01 | 2020-07-31 | 何海 | A purification and filtration device for rice processing |
CN111484166A (en) * | 2020-05-11 | 2020-08-04 | 新昌德劳污水处理有限公司 | Automatic filter screen equipment for providing kinetic energy for vertically falling sewage |
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Application publication date: 20211116 |