CN114835339A - Environment-friendly water treatment facilities convenient to flood - Google Patents
Environment-friendly water treatment facilities convenient to flood Download PDFInfo
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- CN114835339A CN114835339A CN202210452793.5A CN202210452793A CN114835339A CN 114835339 A CN114835339 A CN 114835339A CN 202210452793 A CN202210452793 A CN 202210452793A CN 114835339 A CN114835339 A CN 114835339A
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- net cage
- extrusion
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- flood discharge
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 238000001125 extrusion Methods 0.000 claims abstract description 49
- 229920000742 Cotton Polymers 0.000 claims abstract description 45
- 238000001914 filtration Methods 0.000 claims abstract description 35
- 239000010865 sewage Substances 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 3
- 239000011574 phosphorus Substances 0.000 abstract description 3
- 239000005416 organic matter Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 241000251468 Actinopterygii Species 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 239000000084 colloidal system Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010059866 Drug resistance Diseases 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000010794 food waste Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 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
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- 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
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses an environment-friendly water treatment device convenient for flood discharge, which comprises a net cage which transversely intercepts a river channel and can open the flood discharge, wherein a filtering cotton block which can circularly filter and purify water and an extrusion mechanism which extrudes and cleans the filtering cotton block are arranged in the net cage, and the extrusion mechanism is connected with an extrusion driving mechanism; the invention has simple structure, low cost and ingenious conception, can realize the transverse interception, filtration, nitrogen, phosphorus, organic matter and suspended matter treatment of the river channel, and in addition, the extrusion mechanism is arranged in the net cage and is driven by the extrusion driving mechanism to do reciprocating motion in the net cage, thereby not only realizing the automatic cleaning of the filtering cotton blocks, but also realizing two-stage flood discharge, and having diversified functions, high operation convenience and strong practicability.
Description
Technical Field
The invention relates to the field of river water treatment, in particular to an environment-friendly water treatment device convenient for flood discharge.
Background
At present, road drainage system, various domestic sewage system and industrial sewage system's outlet all introduce in the peripheral river course, lead to containing silt quality of water, during all kinds of domestic sewage and industrial sewage discharge the river in a large number, lead to the river course to pollute very seriously, long-pending long-term storage, deposit in the river course constantly accumulates in the river course bottom, increase the clearance degree of difficulty and the clearance intensity in later stage, the clearance is wasted time and energy, and need frequently clear up, consume a large amount of manpowers and financial resources. Especially in rainy season, along with the drainage of rainwater, lead to the velocity of flow and the flow of river to change at any time, greatly increased the degree of difficulty of river course water treatment.
The filter cotton has good water permeability, air permeability, extremely high mechanical strength, small flow resistance and high filtering efficiency; the filter cotton has the advantages of drug resistance, water resistance, flame retardance, water permeability, air permeability, difficulty in falling, no fading and the like. Can wash many times, recycle, not only low cost can effectively improve quality of water moreover, and the feature of environmental protection is good, mainly uses in the fish bowl at present, can filter a large amount of wastes such as the excrement and the food waste of the fish in quality of water, lets the filter media in back exert bigger efficiency. However, the filter cotton is less applied to the treatment of river water.
Disclosure of Invention
In view of this, the present invention provides an environment-friendly water treatment device for flood discharge, which can effectively filter and discharge river water and overcome the disadvantages of the prior art.
The purpose of the invention is realized by the following technical scheme:
the utility model provides an environment-friendly water treatment facilities convenient to flood, includes the box with a net that transversely intercepts the river course and can open the flood, is equipped with the cotton piece of filtration that can circulate to carry out water filtration, purification in the box with a net, and carries out extrusion abluent extrusion mechanism to the cotton piece of filtration, and extrusion mechanism links to each other with extrusion actuating mechanism.
The net cage is transversely arranged in a river channel, one end of the net cage is rotatably connected with the river bank wall on one side through the hinge mechanism, and the other end of the net cage is connected with the first winch arranged on the river bank on the other side through the first traction mechanism.
The first traction mechanism comprises a guide wheel arranged on the side of the river bank and a first traction rope penetrating on the guide wheel, and the net cage is connected with the first winch through the first traction rope.
The extrusion driving mechanism is arranged on the river bank close to one side of the hinge mechanism, the extrusion mechanism comprises a movable extrusion plate arranged on the inner side of the net cage, and the movable extrusion plate is connected with the extrusion driving mechanism through a second traction mechanism.
The extrusion driving mechanism is a second winch, the second traction mechanism comprises a second traction rope and a guide wheel set arranged at the end part of the net cage and the side of the river bank, the second traction rope sequentially penetrates through the guide wheel set, one end of the second traction rope is connected with the movable extrusion plate, the other end of the second traction rope is connected with the second winch, and a reset spring structure is sleeved on the section of the second traction rope in the net cage.
A sewage treatment area is arranged at one side close to the second traction mechanism and at the downstream of the net cage.
The reset spring structure comprises a reset spring, wherein a telescopic sleeve is sleeved outside the reset spring, and a plurality of sections of spacer rods or partition plates for enabling the filter cotton blocks to be uniformly filled in the net cage are uniformly distributed on the telescopic sleeve.
The movable extrusion plate and the clapboard are grid plates, mesh plates or any one of water-permeable plate pieces.
Compared with the prior art, the environment-friendly water treatment device convenient for flood discharge comprises a net cage which transversely intercepts a river channel and can open the flood discharge, wherein a filtering cotton block which can circularly filter and purify water and an extrusion mechanism which extrudes and cleans the filtering cotton block are arranged in the net cage, and the extrusion mechanism is connected with an extrusion driving mechanism. It is equipped with the cotton piece of filtration in the box with a net and can carries out the river course and transversely intercepts, filter, places the cotton piece of filtration in earlier stage and can carry out the effective interception filtration of in the river course impurity, colloid, suspended solid etc. and the microbial film grows in the cotton piece of filtration in the later stage, can carry out the river and remove nitrogen, phosphorus, organic matter and suspended solid and handle, and the treatment effect is good. In addition, a movable extrusion plate is arranged in the net cage, the movable extrusion plate is connected with the inner side wall of the net cage through a reset spring structure and is connected with a second winch through a second traction mechanism, and a sewage treatment area is arranged at one side close to the second traction mechanism and at the downstream of the net cage; through the effect of second hoist engine cooperation reset spring structure, can realize that the activity stripper plate round trip movement in the box with a net realizes the repeated extrusion and the release of filtering cotton piece, carries out self-cleaning, and the exhaust sewage gets into sewage treatment region as far as possible among the extrusion process simultaneously, realizes little regional processing, and the treatment effeciency is high, and the input cost is low. When flood discharging is needed, the filtering cotton blocks can be kept in a squeezing state through the movable squeezing plates, flood discharging is realized through water passing through the meshes of the net cage, and the filtering cotton blocks can be used when the water level is not high, so that the filtering cotton blocks can be used for discharging the flood, and can also be used for intercepting fishes, so that a large amount of fishes are prevented from entering the downstream of a river channel, and the downstream water treatment difficulty is increased; and can't obtain better alleviating the messenger when the water level, can open the box with a net through first hoist engine, carry out effective flood discharge.
The invention has the beneficial effects that:
(1) the invention has simple structure, low cost, ingenious conception, diversified functions, strong practicability and high popularization;
(2) the net cages filled with the filter cotton blocks and arranged transversely along the river channel are arranged, so that the river channel is transversely intercepted and filtered, the filter cotton blocks are convenient for microorganism attachment culture, a good water purification system is formed for carrying out all-dimensional nitrogen, phosphorus, organic matters and suspended matters removal treatment on the river water, the treatment effect is good, and the environmental protection property is high; the automatic cleaning of the filter cotton block can be realized, the repeated use of the filter cotton block is ensured, and the filter cotton block has good economic practicability;
(3) can realize two-stage flood discharge, the simple operation nature is high.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the interception filter state according to the present invention.
Fig. 2 is a schematic structural view of the open flood state of the present invention.
FIG. 3 is a schematic view of the filter cake being squeezed and cleaned according to the present invention.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are illustrative of the invention only and are not limiting upon the scope of the invention.
As shown in fig. 1-3, an environment-friendly water treatment device convenient for flood discharge comprises a net cage 1 which transversely intercepts and filters a river channel and can open the flood discharge, wherein a filtering cotton block 2 which can circularly filter and purify water and an extrusion mechanism which extrudes and cleans the filtering cotton block 2 are arranged in the net cage 1, and the extrusion mechanism is connected with an extrusion driving mechanism. Transversely intercept the river course through having the box with a net 1 that filters cotton piece 2 to fill, utilize and filter cotton piece 2 physical filtering capability can effectively filter the interior large granule impurity of river course, filter cotton piece 2 simultaneously and be convenient for the microorganism to adhere to the growth, utilize the microorganism can decompose aquatic harmful element, like ammonium salt, nitrite, nitrate, phosphate etc. to realize ecological purification.
The net cage 1 is transversely arranged in a river channel, one end of the net cage is rotatably connected with a river bank wall on one side through a hinge mechanism 3, and the other end of the net cage is connected with a first winch 5 arranged on the river bank on the other side through a first traction mechanism 4.
The first traction mechanism 4 comprises a guide wheel 401 arranged on the side of the river bank and a first traction rope 402 arranged on the guide wheel 401 in a penetrating mode, and the net cage 1 is connected with the first winch 5 through the first traction rope 402.
The extrusion driving mechanism is arranged on the river bank close to one side of the hinge mechanism 3, the extrusion mechanism comprises a movable extrusion plate 6 arranged on the inner side of the net cage 1, and the movable extrusion plate 6 is connected with the extrusion driving mechanism through a second traction mechanism 8.
The extrusion driving mechanism is a second winch 9, the second traction mechanism 8 comprises a second traction rope 802 and a guide wheel set 801 arranged at the end part of the net cage 1 and the side of a river bank, the second traction rope 802 sequentially penetrates through the guide wheel set 801, one end of the second traction rope is connected with the movable extrusion plate 6, the other end of the second traction rope is connected with the second winch 9, and a reset spring structure 7 is sleeved on the section of the second traction rope in the net cage 1.
A sewage treatment area 10 is arranged at one side close to the second traction mechanism 8 and at the downstream of the net cage 1.
The reset spring structure 7 comprises a reset spring 701, a telescopic sleeve 702 is sleeved outside the reset spring 701, and a plurality of sections of spacer rods or partition plates 703 for enabling the filter cotton blocks 2 to uniformly fill the net cage 1 are uniformly distributed on the telescopic sleeve 702.
The movable extrusion plate 6 and the partition 703 are grid plates, mesh plates or any one of water-permeable plate members.
Specifically, when the flood needs to be carried out, the movable extrusion plate 6 is driven by the second winch 9 to fold the filter cotton block 2 to one side, the water flows through meshes of the net cage 1 to carry out preliminary flood carrying, if the water level of the river channel still rises, the net cage 1 is rotated and opened around the hinge mechanism 3 by the first winch 5 to carry out the flood carrying, and after the water level of the river channel returns to be normal, the net cage 1 is rotated around the hinge mechanism by the first winch 5 to be transversely intercepted in the river channel.
The filtering cotton blocks 2 are arranged in the net cage 1, so that transverse interception and filtration of a river channel can be performed, the filtering cotton blocks 2 at the early stage can be placed to effectively intercept and filter impurities, colloids, suspended matters and the like in the river channel, and the microbial film growing in the filtering cotton blocks 2 at the later stage has a better treatment effect; and because the filter holes of the filter cotton block 2 are fine, the filter cotton block can be blocked by colloid in water after long-time work. At this moment, firstly, the net cage 1 is rotated and opened around the hinge mechanism 3 through the first winch 5, the movable extrusion plate 6 in the net cage 1 is pulled through the second winch 9 to extrude and discharge sewage of the filtering cotton block 2 in the net cage 1, then the filtering cotton block 2 is reset under the acting force of the reset spring structure 7, the filtering cotton block 2 absorbs water to realize automatic cleaning, and the filtering cotton block 7 can be cleaned up by repeatedly extruding, discharging sewage and resetting and absorbing water, so that the filtering cotton block can be recycled. A sewage treatment area 10 is arranged on one side close to the second traction mechanism 8 and at the downstream of the net cage 2, so that the extruded and discharged sewage enters the area as much as possible, and the sewage treatment in the area is realized by measures such as an automatic grating machine, chemical dosing and the like, and the treatment cost is small and the treatment difficulty is low under the treatment range.
In the process of extruding sewage by the filtering cotton block 2, the telescopic sleeve 702 at the outer side of the reset spring structure 7 is in a contraction state, the spacer bars or the partition plates 703 thereon are contracted and gathered, and in the process of resetting the reset spring structure 7, the telescopic sleeve 702 is extended, the spacer bars or the partition plates 703 thereon are pulled open, so that the filtering cotton block 2 is pulled open to uniformly fill the net cage 2.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (8)
1. The utility model provides an environment-friendly water treatment facilities convenient to flood, its characterized in that: including horizontal interception river course and can open net cage (1) of flood discharge, be equipped with in net cage (1) and can circulate and carry out the cotton piece of filtration (2) of water quality filtration, purification, and carry out extrusion abluent extrusion mechanism to filtering cotton piece (2), extrusion mechanism links to each other with extrusion actuating mechanism.
2. The environment-friendly water treatment device convenient for flood discharge according to claim 1, characterized in that: the net cage (1) is transversely arranged in a river channel, one end of the net cage is rotatably connected with a river bank wall on one side through a hinge mechanism (3), and the other end of the net cage is connected with a first winch (5) arranged on the river bank on the other side through a first traction mechanism (4).
3. An environment-friendly water treatment device convenient for flood discharge according to claim 2, characterized in that: the first traction mechanism (4) comprises a guide wheel (401) arranged on the side of a river bank and a first traction rope (402) arranged on the guide wheel (401) in a penetrating mode, and the net box (1) is connected with the first winch (5) through the first traction rope (402).
4. An environment-friendly water treatment device convenient for flood discharge according to claim 2, characterized in that: the extrusion driving mechanism is arranged on the river bank close to one side of the hinge mechanism (3), the extrusion mechanism comprises a movable extrusion plate (6) arranged on the inner side of the net cage (1), and the movable extrusion plate (6) is connected with the extrusion driving mechanism through a second traction mechanism (8).
5. The environment-friendly water treatment device convenient for flood discharge according to claim 4, characterized in that: the extrusion driving mechanism is a second winch (9), the second traction mechanism (8) comprises a second traction rope (802) and a guide wheel set (801) arranged at the end part of the net cage (1) and the side of the river bank, the second traction rope (802) sequentially penetrates through the guide wheel set (801) and one end of the guide wheel set is connected with the movable extrusion plate (6), the other end of the guide wheel set is connected with the second winch (9), and a reset spring structure (7) is sleeved on the second traction rope section in the net cage (1).
6. An environment-friendly water treatment device convenient for flood discharge according to claim 5, characterized in that: a sewage treatment area (10) is arranged at one side close to the second traction mechanism (8) and at the downstream of the net box (1).
7. An environment-friendly water treatment device convenient for flood discharge according to claim 6, characterized in that: reset spring structure (7) include reset spring (701), have flexible cover (702) in reset spring (701) overcoat, and the equipartition has the multistage to make to filter the spacer bar or baffle (703) that cotton piece (2) evenly filled net case (1) on flexible cover (702).
8. An environment-friendly water treatment device convenient for flood discharge according to claim 8, wherein: the movable extrusion plate (6) and the partition plate (703) are grid plates, mesh plates or any one of water-permeable plate pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210452793.5A CN114835339A (en) | 2022-04-27 | 2022-04-27 | Environment-friendly water treatment facilities convenient to flood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210452793.5A CN114835339A (en) | 2022-04-27 | 2022-04-27 | Environment-friendly water treatment facilities convenient to flood |
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| CN114835339A true CN114835339A (en) | 2022-08-02 |
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| CN202210452793.5A Pending CN114835339A (en) | 2022-04-27 | 2022-04-27 | Environment-friendly water treatment facilities convenient to flood |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114853273A (en) * | 2022-04-27 | 2022-08-05 | 贵州绿纯环境开发有限公司 | Environment-friendly water treatment method and treatment device |
| CN117819724A (en) * | 2024-02-01 | 2024-04-05 | 无锡海拓环保装备科技有限公司 | River channel purifying system for dephosphorization and denitrification |
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