CN106889012B - Water circulation facility and water circulation method for prawn high-level pond - Google Patents
Water circulation facility and water circulation method for prawn high-level pond Download PDFInfo
- Publication number
- CN106889012B CN106889012B CN201710099156.3A CN201710099156A CN106889012B CN 106889012 B CN106889012 B CN 106889012B CN 201710099156 A CN201710099156 A CN 201710099156A CN 106889012 B CN106889012 B CN 106889012B
- Authority
- CN
- China
- Prior art keywords
- water
- wall
- pond
- tank
- elevated
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 145
- 241000238557 Decapoda Species 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 17
- 238000004062 sedimentation Methods 0.000 claims description 7
- 239000002344 surface layer Substances 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims 2
- 229920006255 plastic film Polymers 0.000 claims 2
- 239000010865 sewage Substances 0.000 description 8
- 239000003814 drug Substances 0.000 description 4
- 229940079593 drug Drugs 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a water circulation facility and a water circulation method for a prawn elevated tank, wherein the peripheral outline of the elevated tank is circular or elliptical, an auxiliary tank is also arranged at the outer side of the elevated tank, and the water circulation facility comprises: the water which just flows out of the water outlets of the wall pipes flows along the tank wall, the flowing direction of the water keeps horizontal or horizontal downwards, and the flowing water of all the wall pipes flows along the clockwise or anticlockwise direction of the tank wall; the external water source of wall pipe, perhaps the wall pipe can absorb through the water pump water in the high-order pond, perhaps the wall pipe can absorb through the water pump attach the water in the pond.
Description
Technical Field
The invention relates to a water circulation technology of a high-level pond, in particular to a water circulation facility and a water circulation method of a prawn high-level pond.
Background
The elevated tank is integrally higher in terrain, and the sides of the tank are sealed by multi-purpose cement. From the perspective of resource utilization, the essence of high pond culture is resource recombination, and compared with the conventional artificial culture of prawns, the high pond shrimp culture has four advantages: firstly, the natural safety factor is big. The high-level pond is dug and built on land, can avoid invasion and attack of sea tides, floods and the like, and has high safety factor. Secondly, the pollution discharge is convenient, and the disinfection and the disease control are facilitated. Because the elevated tank is built on the ground, the water pumping and discharging are convenient, thereby facilitating the pollution discharge and being beneficial to disinfection and disease control. Thirdly, the stocking time is random, and the harvesting time can be manually controlled. The elevated tank utilizes manual water pumping and draining, and is not influenced by climate. Fourthly, the yield is high, the benefit is good, and the high-level pond improves the yield per unit through high density.
Because the high-level pond adopts a high-density culture scheme, the water circulation can play roles in preventing dirt accumulation, improving the oxygen content in water and the like, and in the processes of disinfection and pesticide application, the water circulation is favorable for rapid diffusion of disinfectant and medicines, so the water circulation of the high-level pond is more important.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides a prawn high-level pond water circulation facility and a water circulation method.
In order to achieve the purpose, the invention adopts a technical scheme that: the utility model provides a shrimp elevated pond water circulation facility, the periphery profile in elevated pond is circular or oval, and the elevated pond outside still is equipped with attaches the pond, its characterized in that, water circulation facility includes: the water which just flows out of the water outlets of the wall pipes flows along the tank wall, the flowing direction of the water keeps horizontal or horizontal downwards, and the flowing water of all the wall pipes flows along the clockwise or anticlockwise direction of the tank wall;
the external water source of wall pipe, perhaps the wall pipe can absorb through the water pump water in the high-order pond, perhaps the wall pipe can absorb through the water pump attach the water in the pond.
In a preferred embodiment of the invention, the elevated pool with a circular peripheral outline is internally tangent to the square land, and four corners of the square land are respectively provided with an auxiliary pool; the elevated pool with an oval peripheral outline is internally tangent to the rectangular land, and four corners of the rectangular land are respectively provided with an attached pool.
In a preferred embodiment of the invention, a sedimentation funnel is arranged at the center of the bottom of the pool, and the bottom of the sedimentation funnel is communicated with a sewage discharge pipe.
In a preferred embodiment of the invention, the pool wall and the pool bottom are covered with mulching films, and the wall pipe and the sewage discharge pipe penetrate through the mulching films.
In a preferred embodiment of the invention, the pool wall is divided into a plurality of circulating layers, each circulating layer is positioned on the same horizontal plane, and a plurality of wall pipes are arranged on the pool wall corresponding to each circulating layer.
In a preferred embodiment of the present invention, the plurality of wall tubes on each circulation layer are arranged around the circulation layer at equal angles or at equal intervals.
In a preferred embodiment of the invention, a plurality of water inlet pipes are arranged on the pond bank at the edge of the elevated pond, the water inlet pipes are vertically buried in the pond bank, and each water inlet pipe is communicated with wall pipes of a plurality of different circulation layers nearby.
In a preferred embodiment of the invention, the tank wall of the elevated tank is in a bell mouth structure.
The other technical scheme adopted by the invention is as follows: a water circulation method for a high-level pond water circulation facility, characterized in that flowing water is introduced into all wall pipes, the flowing water flows out from water outlets of the wall pipes at a certain flow rate, and the flowing water of all the wall pipes flows clockwise or counterclockwise along the whole surface of the pond wall.
In a preferred embodiment of the present invention,
when flowing water is synchronously and intermittently introduced into all the wall pipes, a water ring body which integrally flows clockwise or anticlockwise can be formed on the surface layer of the wall of the elevated tank every time the flowing water is introduced, and the kinetic energy of the flowing water can be gradually transferred to the center of the elevated tank by the water in the water ring body;
when all the wall pipes are continuously introduced with flowing water for a period of time, the water in the high-level tank can integrally form a rotating water body taking the central axis of the high-level tank as the center.
The invention solves the defects in the background technology, and has the following beneficial effects:
(1) the high-level pool is designed to be circular or oval in arc-shaped edge structure, so that water in the high-level pool can conveniently rotate and circulate along the center of the high-level pool.
(2) Water also can increase the filth on the pool wall at the circulation in-process and break away from the pool wall to constantly collect to the rivers rotation center in high-order pond, final filth deposits and forms in the sediment funnel, sediment funnel is in the bottom of high-order pond central point position, when water forms the circulation attitude, hydrologic cycle's center is located sediment funnel directly over promptly, no matter the filth independently deposits or the blow off pipe initiatively absorbs, can discharge the higher sewage of filth concentration as far as, this kind of structure makes things convenient for the filth to collect and discharge.
(3) The tangential setting mode of wall pipe can let water can flow along the pool wall, and the rivers that all wall pipes flow jointly alright in order to form the circulation effect, and wherein wall pipe intermittent type nature lead to water can be approximate pulse's mode and send into high-order pond, and water flows and the circulation is started at the pool wall, can not have hydrologic cycle's dead angle, and further the wall pipe lets in flowing water for a period of time continuously, and it can make the water in the high-order pond form large-scale circulation that flows, and the circulation effect is higher.
(4) The vertical pond bank of burying of inlet tube can follow a plurality of wall pipes of vertical direction intercommunication simultaneously, and then reduces the quantity of pipeline, the different water sources of unified access.
Drawings
The invention is further explained below with reference to the figures and examples;
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention; (ii) a
FIG. 2 is a top plan view of the oval elevated tank and the attached tank of the present invention;
FIG. 3 is a top plan view of the round elevated tank and the attached tank of the present invention;
in the figure: 1. a head tank; 2. a precipitation funnel; 3. a tank wall; 4. a wall pipe; 5. the bottom of the pool; 6. a blow-off pipe; 7. a water inlet pipe; 8. a circulating layer; 9. and (4) attaching a pool.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings and examples, which are simplified schematic drawings and illustrate only the basic structure of the invention in a schematic manner, and thus show only the constituents relevant to the invention.
As shown in figure 1, a high pond water cycle facility of shrimp, the periphery profile in high pond 1 is circular or oval, and the pool wall 3 in high pond 1 is the horn mouth structure, and the high pond 1 outside still is equipped with attaches pond 9, and the water cycle facility includes: the water which just flows out of the water outlets of the wall pipes 4 flows along the tank wall 3, the flowing direction is kept horizontal or horizontal downwards, and the flowing water of all the wall pipes 4 flows along the clockwise or anticlockwise direction of the tank wall 3; the elevated tank 1 is designed to be circular or oval in arc-shaped edge structure, so that water in the elevated tank 1 can conveniently flow along the center of the elevated tank 1 for rotary circulation, the kinetic energy loss in the water flow process is small due to the structure, particularly, the kinetic energy loss of the water flow is minimum in the circular elevated tank 1, and the water circulation can form the water circulation without dead angles due to the structure of the arc-shaped tank wall 3.
The wall pipe 4 is externally connected with a water source, and an external clean water source can be directly introduced to wash the tank wall 3 and discharge sewage from the high-level tank 1;
or the wall pipe 4 can absorb the water in the elevated tank 1 through a water pump, and the water circulation and flushing sewage discharge work of the elevated tank 1 is carried out under the condition of not using an external water source through the action of circulating water, so that the water circulation and flushing sewage discharge device is suitable for being used under the condition of insufficient water source;
or the wall pipe 4 can absorb the water in the attached pool 9 through the water pump, and ozone equipment or medicines are arranged in the attached pool 9, so that the ozone or the medicines are fully diluted and then sequentially sent into the elevated pool 1 through the water inlet pipe 7 and the wall pipe 4, and the ozone and the medicines can be more uniformly dispersed into the elevated pool 1 to play a role without dead angles.
As shown in fig. 2 and 3, the elevated pool 1 having an elliptical peripheral outline is inscribed in a rectangular land, and an auxiliary pool 9 is disposed at each of four corners of the rectangular land. The elevated pool 1 with a circular peripheral outline is internally tangent to a square land, and four corners of the square land are respectively provided with an auxiliary pool 9. The elliptical or circular elevated tank 1 can utilize the land as much as possible by arranging the auxiliary tanks 9 on the four sides, and waste of land resources is reduced.
The center of the pool bottom 5 is provided with a precipitation funnel 2, and the bottom of the precipitation funnel 2 is communicated with a blow-off pipe 6. Water also can increase the filth on the pool wall 3 in the circulation process and break away from pool wall 3 to constantly collect to the rivers center of rotation of elevated tank 1, final filth deposits and forms in sedimentation funnel 2, sedimentation funnel 2 is in the bottom of 1 central point in elevated tank, when water formation circulation attitude, hydrologic cycle's center is located sedimentation funnel 2 directly over promptly, no matter the filth independently deposits or drain 6 initiatively absorbs, can be as far as with the higher sewage discharge of filth concentration, this kind of structure makes things convenient for the filth to collect and discharge.
The surface of the pool wall 3 and the surface of the pool bottom 5 are both covered with mulching films, and the wall pipe 4 and the sewage discharge pipe 6 are both penetrated through the mulching films.
The pool wall 3 is divided into a plurality of circulation layers 8, each circulation layer 8 is located on the same horizontal plane, a plurality of wall pipes 4 are arranged on the pool wall 3 corresponding to each circulation layer 8, and each wall pipe 4 on each circulation layer 8 is arranged in an equiangular or equidistant surrounding mode. The tangential arrangement mode of wall pipe 4 can let water can flow along pool wall 3, the rivers that all wall pipes 4 flow jointly alright form the circulation effect, wherein the water that 4 intermittent type nature of wall pipe leads to can be approximate pulse mode send into high-order pond 1 with water, and water flows and the circulation is at pool wall 3 beginning, can not have hydrologic cycle's dead angle, further wall pipe 4 lets in flowing water period of time continuously, it can make the water in the high-order pond 1 form large-scale circulation of flowing, the circulation effect is higher.
Be provided with a plurality of inlet tube 7 on the bank at 1 edge in elevated tank, inlet tube 7 is vertical to be buried in the bank, and every the wall pipe 4 of the different circulation layer 8 of a plurality of intercommunication nearby of inlet tube 7. The vertical pond bank of burying of inlet tube 7 can follow a plurality of wall pipes 4 of vertical direction intercommunication simultaneously, and then reduces the quantity of pipeline, the different water sources of unified access.
The other technical scheme adopted by the invention is as follows: a water circulation method for a water circulation facility of an elevated tank 1, wherein flowing water is introduced into all wall pipes 4, the flowing water flows out from the water outlets of the wall pipes 4 at a constant flow rate, and the flowing water of all the wall pipes 4 flows clockwise or counterclockwise along the entire surface of a tank wall 3.
When flowing water is synchronously and intermittently introduced into all the wall pipes 4, a water ring body which integrally flows clockwise or anticlockwise can be formed on the surface layer of the wall 3 of the high-level tank 1 every time the flowing water is introduced, and the kinetic energy of the flowing water can be gradually transmitted to the center of the high-level tank 1 by the water in the water ring body;
when all the wall pipes 4 are continuously introduced with flowing water for a period of time, the whole water in the high-level tank 1 can form a rotating water body taking the central axis of the high-level tank 1 as the center.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. The utility model provides a shrimp elevated pond water circulation facility, the periphery profile in elevated pond is circular or oval, and the elevated pond outside still is equipped with attaches the pond, its characterized in that, water circulation facility includes: the water which just flows out of the water outlets of the wall pipes flows along the tank wall, the flowing direction of the water keeps horizontal or horizontal downwards, and the flowing water of all the wall pipes flows along the clockwise or anticlockwise direction of the tank wall;
the wall pipe is externally connected with a water source, or the wall pipe can absorb water in the high-level tank through a water pump, or the wall pipe can absorb water in the auxiliary tank through the water pump;
the pool wall is divided into a plurality of circulation layers, each circulation layer is located on the same horizontal plane, and a plurality of wall pipes are arranged on the pool wall corresponding to each circulation layer.
2. The water circulation facility for the high-level pond of the prawns according to claim 1, characterized in that: the elevated pool with a circular peripheral outline is internally tangent to the square land, and four corners of the square land are respectively provided with an auxiliary pool; the elevated pool with an oval peripheral outline is internally tangent to the rectangular land, and four corners of the rectangular land are respectively provided with an attached pool.
3. The water circulation facility for the high-level pond of the prawns according to claim 1, characterized in that: the center of the pool bottom is provided with a sedimentation funnel, and the bottom of the sedimentation funnel is communicated with a blow-off pipe.
4. The high-level pond water circulation facility for prawns according to claim 3, characterized in that: the pond wall and bottom of the pool surface all cover and have the plastic film, the wall pipe with the blow off pipe all runs through the plastic film.
5. The water circulation facility for the high-level pond of the prawns according to claim 1, characterized in that: and the plurality of wall pipes on each circulation layer are arranged in a surrounding way at equal angles or equal intervals.
6. The water circulation facility for the high-level pond of the prawns according to claim 1, characterized in that: be provided with a plurality of inlet tube on the bank at elevated pond edge, the inlet tube is vertical to be buried in the bank, and every the wall pipe on the different circulation layers of a plurality of intercommunication that the inlet tube is close to.
7. The water circulation facility for the high-level pond of the prawns according to claim 1, characterized in that: the tank wall of the elevated tank is of a bell mouth structure.
8. A water circulating method in an elevated pond water circulating facility according to any one of claims 1 to 7, characterized in that flowing water is introduced into all the wall pipes, the flowing water flows out from the water outlets of the wall pipes at a constant flow rate, and the flowing water of all the wall pipes flows clockwise or counterclockwise along the entire surface of the pond wall.
9. The water circulation method according to claim 8, wherein:
when flowing water is synchronously and intermittently introduced into all the wall pipes, a water ring body which integrally flows clockwise or anticlockwise can be formed on the surface layer of the wall of the elevated tank every time the flowing water is introduced, and the kinetic energy of the flowing water can be gradually transferred to the center of the elevated tank by the water in the water ring body;
when all the wall pipes are continuously introduced with flowing water for a period of time, the water in the high-level tank can integrally form a rotating water body taking the central axis of the high-level tank as the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710099156.3A CN106889012B (en) | 2017-02-23 | 2017-02-23 | Water circulation facility and water circulation method for prawn high-level pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710099156.3A CN106889012B (en) | 2017-02-23 | 2017-02-23 | Water circulation facility and water circulation method for prawn high-level pond |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106889012A CN106889012A (en) | 2017-06-27 |
| CN106889012B true CN106889012B (en) | 2020-02-14 |
Family
ID=59185141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710099156.3A Active CN106889012B (en) | 2017-02-23 | 2017-02-23 | Water circulation facility and water circulation method for prawn high-level pond |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106889012B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115104569A (en) * | 2022-08-08 | 2022-09-27 | 岳阳渔美康生物科技有限公司 | Eddy current type recirculating aquaculture equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101755698B (en) * | 2010-03-15 | 2011-01-19 | 孟翔麟 | Sturgeon culturing pond |
| CN104969899B (en) * | 2015-07-03 | 2018-08-10 | 厦门大学 | Marsupenaeus japonicus aquaculture pond automatic dirt cleaning device and method |
-
2017
- 2017-02-23 CN CN201710099156.3A patent/CN106889012B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106889012A (en) | 2017-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104944478B (en) | Floating algae isolation and restraining device in the surface area coverage of a kind of storehouse, lake | |
| CN206467071U (en) | A kind of municipal sewage pretreatment pool | |
| CN103351086A (en) | Ecological treatment circulatory system for discharge water of sea farming pond | |
| CN203748461U (en) | Greenhouse aquaculture pond with efficient sewage discharging function | |
| CN106889012B (en) | Water circulation facility and water circulation method for prawn high-level pond | |
| CN103755085A (en) | Device and method for removing algal bloom and purifying algae source in branch reservoir bay of channel reservoir | |
| CN106386640A (en) | Greening system for sturgeon breeding | |
| CN204058062U (en) | A kind of bell-jar pulse water distribution apparatus | |
| CN206851783U (en) | A kind of eel pond automatic sewage discharging device | |
| CN106889007B (en) | Self-draining system and draining method for elevated tank | |
| CN204742224U (en) | Ecological farming systems | |
| CN208329056U (en) | Anti-secondary pollution clean drinking water pond | |
| CN203634879U (en) | Self-pressing type sludge discharging device | |
| CN207330691U (en) | A kind of rural area sewage-treatment plant | |
| CN105010213A (en) | Ecological culture system | |
| CN207201757U (en) | Ecological circulation circulating water fish farming system | |
| CN206570154U (en) | A kind of water ecology cleaning system | |
| CN206542822U (en) | What pond water papula foam was grown in a kind of intensive culture automatically removes device | |
| CN206333206U (en) | Greening system for sturgeon cultivation | |
| CN205830799U (en) | A kind of circulation flowing water fish farming system | |
| CN204377728U (en) | A kind of imitative natural water circulation bullog cultivation system | |
| CN104823916A (en) | Underwater illumination regulating and control device | |
| CN204180719U (en) | Mandarin fish dedicated openings pond, fishing ground | |
| CN202785813U (en) | Device for purifying water by using waves and aquatic plants | |
| CN212655610U (en) | Landscape water treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |