CN212050935U - Seawater fish circulating culture experimental device - Google Patents
Seawater fish circulating culture experimental device Download PDFInfo
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- CN212050935U CN212050935U CN202020723719.9U CN202020723719U CN212050935U CN 212050935 U CN212050935 U CN 212050935U CN 202020723719 U CN202020723719 U CN 202020723719U CN 212050935 U CN212050935 U CN 212050935U
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 31
- 239000013535 sea water Substances 0.000 title description 5
- 238000001471 micro-filtration Methods 0.000 claims abstract description 31
- 238000003466 welding Methods 0.000 claims abstract description 11
- 238000009395 breeding Methods 0.000 claims abstract description 5
- 230000001488 breeding effect Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 117
- 238000004659 sterilization and disinfection Methods 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 abstract description 11
- 238000000926 separation method Methods 0.000 abstract description 8
- 238000009288 screen filtration Methods 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 18
- 238000006213 oxygenation reaction Methods 0.000 description 9
- 238000003756 stirring Methods 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000009360 aquaculture Methods 0.000 description 2
- 244000144974 aquaculture Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000001706 oxygenating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
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- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model discloses a marine fish circulation breeding experimental apparatus, including support frame and base, base top outer wall welding has the micro-filtration room, and micro-filtration room one side inner wall is opened there is first round mouth, and first round mouth circumference inner wall joint has total drain pipe, and micro-filtration room one side inner wall is opened there is the second round mouth, and second round mouth circumference inner wall joint has the blow off pipe, and the blow off pipe inner wall is provided with the switch, and micro-filtration room one side inner wall welding has first support, and first support one side outer wall joint has first filter screen, and micro-filtration room one side inner wall rotates and is connected with the puddler, and base top outer wall has the motor through the fix with screw, and the puddler is connected with the output of motor, it has the separation net through the fix with screw to breed bottom of the pool inner wall, base top outer. The utility model discloses a be provided with the microfiltration room, make the solid discharge from the blow off pipe, played the purpose that prevents the solid jam filter screen, improved the filter capacity.
Description
Technical Field
The utility model relates to an aquaculture technical field especially relates to a marine fish circulation culture experimental apparatus.
Background
In the prior art, various experiments aiming at aquatic organisms such as seawater fishes, freshwater fishes and the like need to be carried out in the aquaculture field, the influence of environmental factors on the experiments needs to be reduced to the maximum extent so as to ensure the experimental conditions, and besides, the influence of the environmental factors on the experiments needs to be reduced to the maximum extent so as to ensure the consistency and repeatability of the experimental conditions, so that accurate operational data can be obtained.
Through the retrieval, chinese patent publication is CN 203814394U's patent discloses an experimental apparatus of circulating flow water cultured fish, including a plurality of breed ponds, a plurality of breed pond bottoms are provided with the water outlet choke valve, a plurality of breed ponds pass through the water outlet choke valve and connect water pipe I, water pipe I's end connection cistern upper portion. The above patents suffer from the following disadvantages: directly adopt the sand filter to filter water, do not set up the micro-filtration device, the jam of filter screen can be caused to the large-scale granule such as fish feces fish food that the aquatic contains, consequently still exists and does not set up the cleaning device to the filter screen, causes the jam problem of filter screen easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a seawater fish circulating culture experimental device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a marine fish circulation breeding experimental apparatus, including support frame and base, base top outer wall welding has the micro-filtration room, micro-filtration room one side inner wall is opened there is first round mouth, first round mouth circumference inner wall joint has total drain pipe, micro-filtration room one side inner wall is opened there is the second round mouth, second round mouth circumference inner wall joint has the blow off pipe, the blow off pipe inner wall is provided with the switch, micro-filtration room one side inner wall welding has first support, first support one side outer wall joint has first filter screen, micro-filtration room one side inner wall rotates and is connected with the puddler, base top outer wall has the motor through the fix with screw, the puddler is connected with the output of motor.
As a further aspect of the present invention: the base top outer wall welding has the filter chamber, filter chamber one side inner wall welding has the second support, second support one side outer wall joint has the second filter screen, it has the third round mouth to open in filter chamber one side, third round mouth circumference inner wall joint has first connecting pipe, micro-filtration room one side inner wall is opened there is the fourth round mouth, first connecting pipe opposite side outer wall joint in fourth round mouth circumference inner wall, base top outer wall welding has the reservoir chamber, it has the fifth round mouth to open in reservoir chamber one side, fifth round mouth circumference inner wall joint has the filler pipe, it has the sixth round mouth to open in reservoir chamber one side, sixth round mouth circumference inner wall joint has the second connecting pipe, it has the seventh round mouth to open in filter chamber one side, second connecting pipe opposite side outer wall joint in seventh round mouth circumference inner wall.
As a further aspect of the present invention: the outer wall of the top of the base is welded with a disinfection chamber, the inner wall of the top of the disinfection chamber is provided with an ultraviolet lamp tube through screws, the outer wall of the top of the base is provided with a first water pump through screws, the inner wall of one side of the disinfection chamber is provided with an eighth round port, the inner wall of the circumference of the eighth round port is connected with a third connecting pipe, the outer wall of the other side of the third connecting pipe is connected with the output end of the first water pump, one side of the water storage chamber is internally provided with a ninth round port, the inner wall of the circumference of the ninth round port is connected with a fourth connecting pipe, the outer wall of the other side of the fourth connecting pipe is connected with the input end of the first water pump, the outer wall of the top of the base is welded with an oxygenation chamber, the inner wall of one side of the oxygenation chamber is provided with a tenth round port, the inner wall of the circumference of the tenth round port is connected with an oxygenation pipe, the inner wall.
As a further aspect of the present invention: the welding of base top outer wall has the detection room, it has the thirteenth round mouth to detect indoor one side inner wall, thirteenth round mouth circumference inner wall joint has the measuring pole, it has the detector to detect indoor top outer wall through the fix with screw, the detector passes through electric wire and measuring pole linear connection, it has the controller to detect indoor top outer wall through the fix with screw, it has the fourteenth round mouth to detect indoor one side inner wall joint, fourteenth round mouth circumference inner wall joint has the sixth connecting pipe, base top outer wall has the second water pump through the fix with screw, sixth connecting pipe opposite side outer wall is connected with the input of second water pump, the output of second water pump is connected with the water main.
As a further aspect of the present invention: the inner wall of the top of the support frame is provided with a culture pond, the inner wall of the top of the culture pond is provided with a fifteenth circular opening, the circumferential inner wall of the fifteenth circular opening is clamped with a water inlet pipe, the water inlet pipe is connected with a water main, the inner wall of one side of the water inlet pipe is provided with a first valve, and the inner wall of one side of the culture pond is provided with a water filling port.
As a further aspect of the present invention: the inner wall of the bottom of the culture pond is fixed with an isolation net through screws, the inner wall of the bottom of the culture pond is provided with a sixteenth round opening, the inner wall of the circumference of the sixteenth round opening is clamped with a water outlet pipe, the water outlet pipe is connected with a main water drainage pipe, and a second valve is arranged on the inner wall of one side of the water outlet pipe.
Compared with the prior art, the utility model provides a marine fish circulation culture experimental apparatus possesses following beneficial effect:
1. this marine fish circulation breeding experimental apparatus through being provided with the micro-filtration room, when waste water from total drain pipe flow income micro-filtration room, first filter screen can filter waste water, and starter motor drives the puddler and rotates to stir waste water, can prevent the first filter screen of solid jam in the waste water, make the solid discharge from the blow off pipe, make solid-liquid separation, played the purpose that prevents the solid jam filter screen, improved the filter capacity.
2. This marine fish circulation breeds experimental apparatus through being provided with the disinfection room, starts first water pump and takes out the disinfection room with the reservoir chamber, does benefit to ultraviolet tube and disinfects, then water flows into the oxygenation room and adds oxygen to water, has played the purpose of the oxygenating of feedwater disinfection, guarantees the safety of quality of water.
3. This marine fish circulation breeding experimental apparatus through being provided with the separation net, opens the second valve and carries out the drainage to the breed pond, and the separation net can prevent that fish from being inhaled into the outlet pipe, has played the safety of protection fish, prevents that the water pipe from being blockked up by the fish purpose.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.
Drawings
FIG. 1 is a schematic structural view of an experimental apparatus for marine fish circulation culture according to the present invention;
FIG. 2 is a schematic structural view of an experimental apparatus for marine fish circulation culture according to the present invention;
fig. 3 is a schematic structural diagram of the experimental apparatus for marine fish circulation culture provided by the utility model.
In the figure: 1-a support frame; 2-a base; 3, a motor; 4-a microfiltration chamber; 5-a sewage draining pipe; 6-water adding pipe; 7-a culture pond; 8-water inlet pipe; 9-a first valve; 10-a water filling port; 11-a stirring rod; 12-a first filter screen; 13-filtering chamber; 14-a second filter screen; 15-a water storage chamber; 16-a first water pump; 17-ultraviolet lamp tube; 18-a sterilization chamber; 19-an oxygen adding pipe; 20-an oxygenation chamber; 21-a main drain pipe; 22-a detection chamber; 23-a detector; 24-a detection rod; 25-a controller; 26-a second water pump; 27-water main; 28-an isolation net; 29-a second valve; 30-water outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1
A seawater fish circulating culture experimental device is shown in figures 1 and 2 and comprises a support frame 1 and a base 2, wherein a micro-filtration chamber 4 is welded on the outer wall of the top of the base 2, a first round opening is formed in the inner wall of one side of the micro-filtration chamber 4, a main drain pipe 21 is clamped on the inner wall of the circumference of the first round opening, a second round opening is formed in the inner wall of one side of the micro-filtration chamber 4, a drain pipe 5 is clamped on the inner wall of the circumference of the second round opening, a switch is arranged on the inner wall of the drain pipe 5, a first support is welded on the inner wall of one side of the micro-filtration chamber 4, a first filter screen 12 is clamped on the outer wall of one side of the first support, a stirring rod 11 is rotatably connected on the inner wall of one side of the micro-filtration chamber 4; when waste water flows into the microfiltration chamber 4 from the main water drainage pipe 21, the first filter screen 12 can filter the waste water, the starting motor 3 drives the stirring rod 11 to rotate, thereby stirring the waste water, preventing the solid in the waste water from blocking the first filter screen 12, opening the switch, discharging the solid from the sewage discharge pipe 5, and separating solid from liquid.
In order to filter water for the second time, as shown in fig. 1 and 2, a filter chamber 13 is welded on the outer wall of the top of a base 2, a second support is welded on the inner wall of one side of the filter chamber 13, a second filter screen 14 is clamped on the outer wall of one side of the second support, a third round opening is formed in one side of the filter chamber 13, a first connecting pipe is clamped on the circumferential inner wall of the third round opening, a fourth round opening is formed in the inner wall of one side of a micro-filtration chamber 4, the outer wall of the other side of the first connecting pipe is clamped on the circumferential inner wall of the fourth round opening, a water storage chamber 15 is welded on the outer wall of the top of the base 2, a fifth round opening is formed in one side of the water storage chamber 15, a water feeding pipe 6 is clamped on the circumferential inner wall of the fifth round opening, a sixth round opening is clamped on the circumferential inner wall of the sixth round opening, a seventh; when the waste water after solid-liquid separation flows into the filtering chamber 13 from the micro-filtering chamber 4, the second filtering screen 14 can carry out secondary filtering on the waste water to ensure that the water quality is cleaner, and then the waste water enters the water storage chamber 15, and if the water quantity is insufficient, water can be added from the outside through the water adding pipe 6.
In order to disinfect water, as shown in fig. 3, a disinfection chamber 18 is welded on the outer wall of the top of a base 2, an ultraviolet lamp tube 17 is fixed on the inner wall of the top of the disinfection chamber 18 through screws, a first water pump 16 is fixed on the outer wall of the top of the base 2 through screws, an eighth round opening is formed on the inner wall of one side of the disinfection chamber 18, a third connecting pipe is clamped on the circumferential inner wall of the eighth round opening, the outer wall of the other side of the third connecting pipe is connected with the output end of the first water pump 16, a ninth round opening is formed in one side of a water storage chamber 15, a fourth connecting pipe is clamped on the circumferential inner wall of the ninth round opening, the outer wall of the other side of the fourth connecting pipe is connected with the input end of the first water pump 16, an oxygenation chamber 20 is welded on the outer wall of the top of the base 2, a tenth round opening is formed on the inner wall of one side of the oxygenation chamber 20, an, the inner wall of one side of the disinfection chamber 18 is provided with a twelfth round mouth, and the outer wall of the other side of the fifth connecting pipe is clamped on the circumferential inner wall of the twelfth round mouth; the first water pump 16 is started to pump the water storage chamber 15 to the disinfection chamber 18 for disinfection by the ultraviolet lamp 17, and then the water flows into the oxygenation chamber 20 for oxygenation of the water.
In order to detect water quality, as shown in fig. 1 and 3, a detection chamber 22 is welded on the outer wall of the top of the base 2, a thirteenth circular opening is formed in the inner wall of one side of the detection chamber 22, a detection rod 24 is clamped on the circumferential inner wall of the thirteenth circular opening, a detector 23 is fixed on the outer wall of the top of the detection chamber 22 through a screw, the detector 23 is linearly connected with the detection rod 24 through an electric wire, a controller 25 is fixed on the outer wall of the top of the detection chamber 22 through a screw, a fourteenth circular opening is formed in the inner wall of one side of the detection chamber 22, a sixth connecting pipe is clamped on the circumferential inner wall of the fourteenth circular opening, a second water pump 26 is fixed on the outer wall of the top of the base 2 through a screw, the outer wall of the other side; when water enters the detection chamber 22, the detection chamber 22 will detect the water quality and determine whether the water meets the standard.
In order to facilitate the control of water entering the culture pond, as shown in fig. 1 and 3, the inner wall of the top of the support frame 1 is provided with a culture pond 7, the inner wall of the top of the culture pond 7 is provided with a fifteenth circular opening, the circumferential inner wall of the fifteenth circular opening is clamped with a water inlet pipe 8, the water inlet pipe 8 is connected with a water main 27, the inner wall of one side of the water inlet pipe 8 is provided with a first valve 9, and the inner wall of one side of the culture pond 7 is provided with a water; the first valve 9 is opened, the controller 25 is operated, the second water pump 26 is started, and water in the water main 27 flows into the water inlet pipe 8 and flows into the culture pond 7 from the water filling port 10.
In order to prevent the fish from being sucked away during water drainage, as shown in fig. 1 and 3, an isolation net 28 is fixed on the inner wall of the bottom of the culture pond 7 through screws, a sixteenth circular opening is formed in the inner wall of the bottom of the culture pond 7, a water outlet pipe 30 is clamped on the circumferential inner wall of the sixteenth circular opening, the water outlet pipe 30 is connected with a main water drainage pipe 21, and a second valve 29 is arranged on the inner wall of one side of the water outlet pipe 30; the second valve 29 is opened to drain the culture pond 7, and the separation net 28 prevents fish from being sucked into the water outlet pipe 30, and water flows into the main water drainage pipe 21 from the water outlet pipe 30.
The working principle is as follows: opening the second valve 29 to drain the culture pond 7, the separation net 28 can prevent fish from being sucked into the water outlet pipe 30, water flows into the main water outlet pipe 21 from the water outlet pipe 30, when the wastewater flows into the micro-filtration chamber 4 from the main water outlet pipe 21, the first filter screen 12 can filter the wastewater, the starting motor 3 drives the stirring rod 11 to rotate, thereby stirring the wastewater, preventing the solid in the wastewater from blocking the first filter screen 12, opening the switch to discharge the solid from the sewage discharge pipe 5, so as to separate the solid from the liquid, when the wastewater after the solid-liquid separation flows into the filter chamber 13 from the micro-filtration chamber 4, the second filter screen 14 can carry out secondary filtration on the wastewater, so that the water quality is cleaner, and then the wastewater enters the water storage chamber 15, if the water quantity is insufficient, water can be added from the outside through the water adding pipe 6, the first water pump 16 is started to pump the water storage chamber 15 to the disinfection chamber 18, so as to be beneficial to the disinfection, when water gets into detection room 22, detection room 22 can detect quality of water, judges whether accord with the standard, opens first valve 9, controls controller 25, starts second water pump 26, advances inlet tube 8 with the rivers of water main 27, flows into culture pond 7 from filler 10.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a marine fish circulation breeding experimental apparatus, including support frame (1) and base (2), a serial communication port, base (2) top outer wall welding has microfiltration room (4), inner wall of microfiltration room (4) one side is opened there is first round mouth, first round mouth circumference inner wall joint has total drain pipe (21), inner wall of microfiltration room (4) one side is opened there is the second round mouth, second round mouth circumference inner wall joint has blow off pipe (5), blow off pipe (5) inner wall is provided with the switch, inner wall welding of microfiltration room (4) one side has first support, first support one side outer wall joint has first filter screen (12), inner wall of microfiltration room (4) one side rotates and is connected with puddler (11), base (2) top outer wall has motor (3) through the fix with screw, puddler (11) are connected with the output of motor (3).
2. The marine fish circulating culture experimental device as claimed in claim 1, wherein a filter chamber (13) is welded on the outer wall of the top of the base (2), a second bracket is welded on the inner wall of one side of the filter chamber (13), a second filter screen (14) is clamped on the outer wall of one side of the second bracket, a third round opening is formed in one side of the filter chamber (13), a first connecting pipe is clamped on the circumferential inner wall of the third round opening, a fourth round opening is formed on the inner wall of one side of the micro-filtration chamber (4), the outer wall of the other side of the first connecting pipe is clamped on the circumferential inner wall of the fourth round opening, a water storage chamber (15) is welded on the outer wall of the top of the base (2), a fifth round opening is formed in one side of the water storage chamber (15), a water feeding pipe (6) is clamped on the circumferential inner wall of the fifth round opening, a sixth round opening is clamped on one side of the water storage chamber (15), a second round opening is clamped on, the outer wall of the other side of the second connecting pipe is clamped on the circumferential inner wall of the seventh round opening.
3. The marine fish circulating culture experimental device as claimed in claim 2, wherein the outer wall of the top of the base (2) is welded with a disinfection chamber (18), the inner wall of the top of the disinfection chamber (18) is fixed with an ultraviolet lamp (17) through screws, the outer wall of the top of the base (2) is fixed with a first water pump (16) through screws, the inner wall of one side of the disinfection chamber (18) is provided with an eighth round opening, the inner wall of the circumference of the eighth round opening is clamped with a third connecting pipe, the outer wall of the other side of the third connecting pipe is connected with the output end of the first water pump (16), one side of the water storage chamber (15) is internally provided with a ninth round opening, the inner wall of the circumference of the ninth round opening is clamped with a fourth connecting pipe, the outer wall of the other side of the fourth connecting pipe is connected with the input end of the first water pump (16), the outer wall of the top of the base (2), an oxygen adding pipe (19) is clamped on the circumferential inner wall of the tenth round opening, an eleventh round opening is formed in the inner wall of one side of the oxygen adding chamber (20), a fifth connecting pipe is clamped on the circumferential inner wall of the eleventh round opening, a twelfth round opening is formed in the inner wall of one side of the disinfection chamber (18), and the outer wall of the other side of the fifth connecting pipe is clamped on the circumferential inner wall of the twelfth round opening.
4. The marine fish circulating culture experimental device as claimed in claim 3, base (2) top outer wall welding has detection room (22), it has thirteenth round mouth to detect room (22) one side inner wall and open, thirteenth round mouth circumference inner wall joint has test bar (24), it has detector (23) to detect room (22) top outer wall through the fix with screw, detector (23) pass through electric wire and test bar (24) linear connection, it has controller (25) to detect room (22) top outer wall through the fix with screw, it has fourteenth round mouth to detect room (22) one side inner wall and open, fourteenth round mouth circumference inner wall joint has the sixth connecting pipe, base (2) top outer wall has second water pump (26) through the fix with screw, sixth connecting pipe opposite side outer wall is connected with the input of second water pump (26), the output of second water pump (26) is connected with water main (27).
5. The marine fish circulating culture experimental device as claimed in claim 3, wherein the inner wall of the top of the support frame (1) is provided with a culture pond (7), the inner wall of the top of the culture pond (7) is provided with a fifteenth circular opening, the inner wall of the circumference of the fifteenth circular opening is clamped with a water inlet pipe (8), the water inlet pipe (8) is connected with a water main (27), the inner wall of one side of the water inlet pipe (8) is provided with a first valve (9), and the inner wall of one side of the culture pond (7) is provided with a water filling opening (10).
6. The marine fish circulating culture experimental device as claimed in claim 5, wherein the isolation net (28) is fixed on the inner wall of the bottom of the culture pond (7) through screws, a sixteenth circular opening is formed in the inner wall of the bottom of the culture pond (7), a water outlet pipe (30) is clamped on the circumferential inner wall of the sixteenth circular opening, the water outlet pipe (30) is connected with the main water drainage pipe (21), and a second valve (29) is arranged on the inner wall of one side of the water outlet pipe (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020723719.9U CN212050935U (en) | 2020-05-06 | 2020-05-06 | Seawater fish circulating culture experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020723719.9U CN212050935U (en) | 2020-05-06 | 2020-05-06 | Seawater fish circulating culture experimental device |
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| Publication Number | Publication Date |
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| CN212050935U true CN212050935U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020723719.9U Expired - Fee Related CN212050935U (en) | 2020-05-06 | 2020-05-06 | Seawater fish circulating culture experimental device |
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| Country | Link |
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| CN (1) | CN212050935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112544557A (en) * | 2020-12-21 | 2021-03-26 | 李强 | Water body oxygenation equipment for aquaculture |
-
2020
- 2020-05-06 CN CN202020723719.9U patent/CN212050935U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112544557A (en) * | 2020-12-21 | 2021-03-26 | 李强 | Water body oxygenation equipment for aquaculture |
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Granted publication date: 20201201 |