CN112772520A - Equipment for changing oxygen for pond water by utilizing solar illumination - Google Patents
Equipment for changing oxygen for pond water by utilizing solar illumination Download PDFInfo
- Publication number
- CN112772520A CN112772520A CN202011605124.4A CN202011605124A CN112772520A CN 112772520 A CN112772520 A CN 112772520A CN 202011605124 A CN202011605124 A CN 202011605124A CN 112772520 A CN112772520 A CN 112772520A
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- China
- Prior art keywords
- water
- fishpond
- sun shield
- valve
- oxygen exchange
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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.)
- Withdrawn
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 115
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000001301 oxygen Substances 0.000 title claims abstract description 40
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 40
- 238000005286 illumination Methods 0.000 title claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 14
- 230000005389 magnetism Effects 0.000 claims description 7
- 230000002209 hydrophobic effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims 1
- 241000251468 Actinopterygii Species 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 11
- 239000000243 solution Substances 0.000 description 27
- 239000007864 aqueous solution Substances 0.000 description 7
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 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
- A01K63/003—Aquaria; Terraria
-
- 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
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
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 relates to the technical field of new energy, and discloses equipment for changing oxygen for pond water in a fishpond by utilizing solar illumination. The rotary disc deflects, so that the water containing plate at the bottom of the rotary disc is used for containing the water solution in the fish pond, and the water solution which is contained in the fish pond slowly drips from the water surface due to the water permeable holes formed in the water containing plate, so that the water solution which is contained in the fish pond is contacted with the air, and the effect of oxygen exchange of the water solution in the fish pond is achieved.
Description
Technical Field
The invention relates to the technical field of new energy, in particular to a device for changing oxygen for pond water in a fishpond by utilizing solar illumination.
Background
The new energy generally refers to renewable energy developed and utilized on the basis of new technology, including solar energy, biomass energy, wind energy, geothermal energy, wave energy, ocean current energy, tidal energy, heat circulation between the surface and the deep layer of the ocean, and the like, and in addition, hydrogen energy, methane, alcohol, methanol, and the like, and widely utilized energy sources such as coal, petroleum, natural gas, water energy, and the like belong to conventional energy sources.
The conventional fishpond aquaculture industry needs to carry out oxygen exchange treatment on a fishpond regularly, otherwise, fish can die due to oxygen deficiency, and because the oxygen exchange work of the fishpond is carried out continuously, if conventional energy consumption is adopted, resources can be wasted, so that the oxygen exchange work of the fishpond needs to be carried out by solar energy, and the problem is solved by providing equipment for carrying out oxygen exchange on fishpond water by utilizing solar illumination.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides equipment for changing oxygen for pond water in a fishpond by utilizing solar illumination, which has the advantages that a rotary table is driven by solar energy to rotate, a water source in the fishpond is drained and then drips, the water source in the fishpond is contacted with air, the oxygen changing work of the pond water is realized, vapor evaporated from the water source is sprayed to the bottom of the fishpond, the water in the fishpond is stirred, and the water source which is difficult to contact with the air at the bottom is mixed to the top, so that the problems of resource waste and resource consumption caused by the fact that the conventional energy is used for changing oxygen for the fishpond are solved.
(II) technical scheme
In order to realize the purposes that the water source in the fishpond is drained and then dripped by means of the rotation of the solar-driven rotary disc, the water source in the fishpond is contacted with the air, the oxygen exchange of the fishpond water is realized, the water vapor evaporated by the water source is sprayed to the bottom of the fishpond, the water in the fishpond is stirred, and the water source which is difficult to contact with the air at the bottom is mixed to the top, the invention provides the following technical scheme: an oxygen exchange device for pond water in a fishpond by utilizing solar illumination comprises a fishpond main body, wherein a sun shield is fixedly arranged inside the fishpond main body, a through hole is formed inside the sun shield, a magnet is fixedly arranged inside the sun shield, a baffle is fixedly arranged inside the sun shield, a rotary disc is movably arranged inside the sun shield, a water containing plate is fixedly arranged on the outer wall of the rotary disc, a condenser lens is fixedly arranged on the outer wall of the rotary disc, a placing groove is formed inside the rotary disc, a metal block is fixedly arranged inside the placing groove, a heat conducting rod is fixedly connected to the front side of the metal block, a driven disc is movably arranged inside the sun shield, a hydraulic cylinder is fixedly arranged on the outer wall of the driven disc, a sliding plate is slidably connected inside the hydraulic cylinder, a spring is fixedly connected to the outer wall of the driven disc, and a blocking block is slidably connected inside the hydraulic, the outer wall fixedly connected with air duct of pneumatic cylinder, the inside fixed mounting of air duct has the valve, the inside sliding connection of valve has the valve block, the inside fixed mounting of air duct has hydrophobic membrane, the bottom fixed mounting of air duct has the air nozzle, the inside fixed mounting of driven plate has the basin, the delivery port has been seted up to the bottom of basin, the outer wall fixedly connected with inlet channel of basin.
Preferably, the inside of the sun visor is opposite to the magnetism of the magnet on the water containing plate, and the two magnets attract each other.
Preferably, the baffle and the blocking block are made of materials for blocking magnetism, and can block acting force between the two magnets.
Preferably, the water containing plate is provided with water permeable holes, and the water permeable holes are small in size and convenient for the water solution to slowly drip.
Preferably, the left side and the right side of the placement groove are provided with heat blocking materials to prevent heat from being transmitted mutually.
Preferably, the driven disc is fixedly connected with the rotary disc, so that the rotary disc can drive the driven disc to rotate conveniently.
Preferably, the valve is formed by installing two baffles with two narrow ends and a raised middle part on the inner walls of two sides of the air duct respectively.
Preferably, the length of the valve block is greater than the minimum dimension between the valves, so that the valve block can block the valves.
(III) advantageous effects
Compared with the prior art, the invention provides a device for changing oxygen for fishpond water by utilizing solar illumination, which has the following beneficial effects:
1. the device for changing oxygen for the pond water by utilizing the solar illumination comprises a rotary disc, a condensing lens on the rotary disc, a metal block, a heat conducting rod, a sliding plate, a blocking block, a water containing plate, a sun shield, a water inlet hole, a water outlet hole, a water inlet hole, a water outlet hole, a water inlet hole and a water outlet hole, the water solution from the interior of the fish pond slowly drops from the water surface, so that the water solution is contacted with air, the water solution in the fish pond realizes oxygen exchange work, and the effect of automatically carrying out oxygen exchange work on the water solution in the fish pond is achieved.
2. This utilize solar light to give pond water equipment of changing oxygen, evaporate the inside aqueous solution of pneumatic cylinder through solar light, thereby the aqueous solution that evaporates will flow through the air duct, along with gas constantly increases will withstand the inside vertical rebound of slide of air duct, thereby the valve will be left to the valve piece, thereby by illumination evaporation vapor will flow into inside the air nozzle along the air duct, thereby to facing to the pond bottom air-blowing, stir the aqueous solution of pond bottom, realize pond bottom solution and change the effect of oxygen, and simultaneously, when driving the driven plate and rotate the bottom along with the carousel, the inside aqueous solution of basin will give the pneumatic cylinder through the delivery port and change water work, reached the persistence and give the pond bottom effect of changing oxygen.
Drawings
FIG. 1 is a schematic structural view of a fish pond body;
FIG. 2 is a schematic structural view of the fishpond oxygen-changing mechanism;
FIG. 3 is a schematic structural diagram of a heat conducting mechanism;
FIG. 4 is a schematic structural diagram of a turntable rotation control device;
fig. 5 is an enlarged structural schematic diagram of the air duct check valve.
In the figure: 1. a fishpond body; 2. a sun visor; 3. a through hole; 4. a magnet; 5. a baffle plate; 6. a turntable; 7. a water containing plate; 8. a condenser lens; 9. a placing groove; 10. a metal block; 11. a heat conducting rod; 12. a driven plate; 13. a hydraulic cylinder; 14. a slide plate; 15. a spring; 16. a blocking block; 17. an air duct; 18. a valve; 19. a valve block; 20. a hydrophobic membrane; 21. an air nozzle; 22. a water tank; 23. a water outlet; 24. a water inlet pipeline.
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, an apparatus for changing oxygen for pond water by solar light comprises a pond body 1, a sun shield 2 is fixedly installed inside the pond body 1, a through hole 3 is formed inside the sun shield 2, a magnet 4 is fixedly installed inside the sun shield 2, the magnetism of the magnet 4 on the water containing plate 7 is opposite to that of the sun shield 2, the two magnets 4 attract each other, a baffle 5 is fixedly installed inside the sun shield 2, a rotary disc 6 is movably installed inside the sun shield 2, a water containing plate 7 is fixedly installed on the outer wall of the rotary disc 6, a water permeable hole is formed in the water containing plate 7, the size of the water permeable hole is small, the water solution is convenient to slowly drip, a condenser 8 is fixedly installed on the outer wall of the rotary disc 6, a placement groove 9 is formed inside the rotary disc 6, and heat blocking materials are installed on the left side and the right side of the placement groove 9 to prevent heat, a metal block 10 is fixedly arranged inside the placing groove 9, a heat conducting rod 11 is fixedly connected to the front surface of the metal block 10, a driven disc 12 is movably arranged inside the sun shield 2, the driven disc 12 is fixedly connected with a rotary disc 6, the rotary disc 6 is convenient to drive the driven disc 12 to rotate, a hydraulic cylinder 13 is fixedly arranged on the outer wall of the driven disc 12, a sliding plate 14 is slidably connected inside the hydraulic cylinder 13, a spring 15 is fixedly connected to the outer wall of the driven disc 12, a blocking block 16 is slidably connected inside the hydraulic cylinder 13, the blocking block 16 and the blocking block 5 are both made of blocking magnetic materials and can block acting force between two magnets 4, an air guide pipe 17 is fixedly connected to the outer wall of the hydraulic cylinder 13, a valve 18 is fixedly arranged inside the air guide pipe 17, the valve 18 is formed by respectively installing two blocking plates 5 with two narrow middle bulges at two ends on the inner walls of two sides, the length of valve piece 19 will be greater than the minimum size between the valve 18, and the valve 18 is stopped up to valve piece 19 of being convenient for, and the inside fixed mounting of air duct 17 has hydrophobic membrane 20, and the bottom fixed mounting of air duct 17 has air nozzle 21, and the inside fixed mounting of driven plate 12 has basin 22, and delivery port 23 has been seted up to the bottom of basin 22, and the outer wall fixedly connected with inlet channel 24 of basin 22.
The working principle is that sunlight is irradiated onto a rotary disc 6 through a through hole 3 at the bottom of a sun shield 2, the sunlight is concentrated and irradiated onto a metal block 10 in a placement groove 9 by using a condenser 8 on the rotary disc 6, so that the metal block 10 is rapidly heated, then the temperature on the metal block 10 is transmitted into a hydraulic cylinder 13 through a heat conducting rod 11, so that the aqueous solution in the hydraulic cylinder 13 is evaporated, a sliding plate 14 is enabled to move upwards in the hydraulic cylinder 13 under the action of a spring 15 which is tensioned and straightened in the hydraulic cylinder 13, a blocking block 16 at the extending end of the hydraulic cylinder 13 is retracted and is not blocked between a water containing plate 7 and a magnet 4 in the sun shield 2, the rotary disc 6 is driven to deflect under the action of the magnet 4 with opposite magnetism in the water containing plate 7 and the sun shield 2, and the water containing plate 7 at the bottom of the rotary disc 6 forms the aqueous solution in a fish pond, as the water permeable holes are arranged in the water containing plate 7, the water solution in the fishpond can slowly drop from the water surface, so that the water solution in the fishpond can be contacted with the air, the water solution in the fishpond can realize the oxygen exchange work, the effect of automatically giving the water solution in the fishpond to the oxygen exchange work is achieved, the water solution in the hydraulic cylinder 13 is evaporated through the sunlight, the evaporated water solution can flow out through the air guide pipe 17, the sliding plate 14 in the air guide pipe 17 can be propped to vertically move upwards along with the continuous increase of the air, the valve block 19 can leave the valve 18, the water vapor evaporated by illumination can flow into the air nozzle 21 along the air guide pipe 17, the air blowing is carried out on the bottom of the fishpond, the water solution at the bottom of the fishpond is stirred, the effect of oxygen exchange of the water solution at the bottom of the fishpond is realized, and meanwhile, when the driven disc 12 is driven by the rotary disc 6 to, the water solution in the water tank 22 can be supplied to the hydraulic cylinder 13 through the water outlet 23 for water changing work, so that the effect of continuously supplying oxygen to the bottom of the fishpond is achieved.
In conclusion, according to the device for changing oxygen in the fishpond water by utilizing the solar illumination, the sunlight is irradiated onto the rotary disc 6 through the through hole 3 at the bottom of the sun shield 2, the solar illumination is collected by the condenser lens 8 on the rotary disc 6 and is intensively irradiated onto the metal block 10 in the placing groove 9, so that the metal block 10 is rapidly heated, then the temperature on the metal block 10 is transmitted into the hydraulic cylinder 13 through the heat conducting rod 11, so that the aqueous solution in the hydraulic cylinder 13 is evaporated, the sliding plate 14 moves upwards in the hydraulic cylinder 13 under the action of the tensioned and straightened spring 15 in the hydraulic cylinder 13, the blocking block 16 at the extending end of the hydraulic cylinder 13 is retracted and is not blocked between the water containing plate 7 and the magnet 4 in the sun shield 2, and the rotary disc 6 is driven to deflect under the action of the magnet 4 with the magnetism opposite to that in the water containing plate 7 and the sun shield 2, therefore, the water containing plate 7 at the bottom of the rotary disc 6 is used for containing the water solution in the fish pond, and the water permeable holes are formed in the water containing plate 7, so that the water solution in the fish pond can slowly drip from the water surface, the water solution in the fish pond is contacted with air, the water solution in the fish pond is used for realizing oxygen exchange work, and the effect of automatically carrying out oxygen exchange work on the water solution in the fish pond is achieved.
In addition, according to the device for changing oxygen for pond water by utilizing solar light, the water solution in the hydraulic cylinder 13 is evaporated by the solar light, so that the evaporated water solution flows out through the air guide pipe 17, the slide plate 14 in the air guide pipe 17 is propped to vertically move upwards along with the continuous increase of the air, the valve block 19 leaves the valve 18, the water vapor evaporated by the light flows into the air nozzle 21 along the air guide pipe 17, the air blowing is carried out on the bottom of the pond, the water solution at the bottom of the pond is stirred, the effect of changing oxygen for the water solution at the bottom of the pond is realized, meanwhile, when the driven disc 12 is driven by the rotary disc 6 to rotate to the bottom, the water solution in the water tank 22 is used for changing water for the hydraulic cylinder 13 through the water outlet 23, and the effect of continuously changing oxygen for the bottom of the pond is achieved.
Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the 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 (8)
1. The utility model provides an utilize solar energy illumination to give pond water and carry out the equipment of trading oxygen, includes pond main part (1), its characterized in that: the fishpond comprises a fishpond main body (1), wherein a sun shield (2) is fixedly mounted inside the fishpond main body (1), a through hole (3) is formed in the sun shield (2), a magnet (4) is fixedly mounted inside the sun shield (2), a baffle (5) is fixedly mounted inside the sun shield (2), a turntable (6) is movably mounted inside the sun shield (2), a water containing plate (7) is fixedly mounted on the outer wall of the turntable (6), a condenser lens (8) is fixedly mounted on the outer wall of the turntable (6), a placing groove (9) is formed in the turntable (6), a metal block (10) is fixedly mounted inside the placing groove (9), a heat conducting rod (11) is fixedly connected to the front side of the metal block (10), a driven disc (12) is movably mounted inside the sun shield (2), and a hydraulic cylinder (13) is fixedly mounted on the outer wall of the driven disc (12), the inside sliding connection of pneumatic cylinder (13) has slide (14), outer wall fixedly connected with spring (15) of driven plate (12), the inside sliding connection of pneumatic cylinder (13) blocks piece (16), the outer wall fixedly connected with air duct (17) of pneumatic cylinder (13), the inside fixed mounting of air duct (17) has valve (18), the inside sliding connection of valve (18) has valve piece (19), the inside fixed mounting of air duct (17) has hydrophobic membrane (20), the bottom fixed mounting of air duct (17) has air nozzle (21), the inside fixed mounting of driven plate (12) has basin (22), delivery port (23) have been seted up to the bottom of basin (22), the outer wall fixedly connected with inlet channel (24) of basin (22).
2. The apparatus for oxygen exchange in fishpond water using solar light according to claim 1, wherein: the inside of the sun shield (2) is opposite to the magnetism of the magnet (4) on the water containing plate (7).
3. The apparatus for oxygen exchange in fishpond water using solar light according to claim 1, wherein: the baffle (5) and the stop block (16) are made of materials for blocking magnetism.
4. The apparatus for oxygen exchange in fishpond water using solar light according to claim 1, wherein: the water containing plate (7) is provided with water permeable holes.
5. The apparatus for oxygen exchange in fishpond water using solar light according to claim 1, wherein: the left side and the right side of the placing groove (9) are provided with heat-insulating materials.
6. The apparatus for oxygen exchange in fishpond water using solar light according to claim 1, wherein: the driven disc (12) is fixedly connected with the rotating disc (6).
7. The apparatus for oxygen exchange in fishpond water using solar light according to claim 1, wherein: the valve (18) is formed by installing two baffle plates (5) with two narrow ends and a raised middle on the inner walls of two sides of the air duct (17) respectively.
8. The apparatus for oxygen exchange in fishpond water using solar light according to claim 1, wherein: the length of the valve block (19) is greater than the minimum dimension between the valves (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011605124.4A CN112772520A (en) | 2020-12-30 | 2020-12-30 | Equipment for changing oxygen for pond water by utilizing solar illumination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011605124.4A CN112772520A (en) | 2020-12-30 | 2020-12-30 | Equipment for changing oxygen for pond water by utilizing solar illumination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112772520A true CN112772520A (en) | 2021-05-11 |
Family
ID=75751754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011605124.4A Withdrawn CN112772520A (en) | 2020-12-30 | 2020-12-30 | Equipment for changing oxygen for pond water by utilizing solar illumination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112772520A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982004037A1 (en) * | 1981-05-13 | 1982-11-25 | Aksel Sondergard Frandsen | Water oxidation plant for waters,especially intended for fish ponds |
| CN107466949A (en) * | 2017-07-26 | 2017-12-15 | 张国余 | A kind of frequency conversion direct current aerator |
| CN107473413A (en) * | 2017-10-17 | 2017-12-15 | 南宁钛银科技有限公司 | A kind of quality purifying device for water used for aquiculture |
| CN112088829A (en) * | 2020-08-25 | 2020-12-18 | 万月华 | Fish pond oxygen supply equipment for supplying oxygen to fish pond according to feeding condition of fish |
-
2020
- 2020-12-30 CN CN202011605124.4A patent/CN112772520A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982004037A1 (en) * | 1981-05-13 | 1982-11-25 | Aksel Sondergard Frandsen | Water oxidation plant for waters,especially intended for fish ponds |
| CN107466949A (en) * | 2017-07-26 | 2017-12-15 | 张国余 | A kind of frequency conversion direct current aerator |
| CN107473413A (en) * | 2017-10-17 | 2017-12-15 | 南宁钛银科技有限公司 | A kind of quality purifying device for water used for aquiculture |
| CN112088829A (en) * | 2020-08-25 | 2020-12-18 | 万月华 | Fish pond oxygen supply equipment for supplying oxygen to fish pond according to feeding condition of fish |
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| PB01 | Publication | ||
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Application publication date: 20210511 |