CN113854233A - Oxygenation device for marine fish culture - Google Patents
Oxygenation device for marine fish culture Download PDFInfo
- Publication number
- CN113854233A CN113854233A CN202111265758.4A CN202111265758A CN113854233A CN 113854233 A CN113854233 A CN 113854233A CN 202111265758 A CN202111265758 A CN 202111265758A CN 113854233 A CN113854233 A CN 113854233A
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- CN
- China
- Prior art keywords
- oxygenation
- motor
- bearing
- marine fish
- switch
- 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.)
- Pending
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- 238000006213 oxygenation reaction Methods 0.000 title claims abstract description 48
- 241000251468 Actinopterygii Species 0.000 title claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000009395 breeding Methods 0.000 claims description 5
- 230000001488 breeding effect Effects 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000004113 Sepiolite Substances 0.000 claims description 2
- 229910052624 sepiolite Inorganic materials 0.000 claims description 2
- 235000019355 sepiolite Nutrition 0.000 claims description 2
- 238000009364 mariculture Methods 0.000 claims 1
- 238000009372 pisciculture Methods 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 37
- 239000001301 oxygen Substances 0.000 abstract description 37
- 229910052760 oxygen Inorganic materials 0.000 abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 239000007789 gas Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; 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
Abstract
The invention relates to the technical field of oxygenation equipment, and discloses an oxygenation device for marine fish culture, which comprises a culture pond, bearing plates and oxygenation equipment, wherein fixed plates are arranged at two ends of the top of the culture pond, a transverse moving assembly for driving the bearing plates to move left and right is arranged between the fixed plates, the bearing plates are connected with the fixed plates through the transverse moving assembly, a longitudinal moving assembly for driving the oxygenation equipment to move back and forth is arranged on the bearing plates, the oxygenation equipment is connected with the bearing plates through the longitudinal moving assembly, a control system is arranged at one side of each fixed plate and is respectively connected with the transverse moving assembly and the longitudinal moving assembly, the oxygenation equipment is driven by the transverse moving assembly and the longitudinal moving assembly to take a sine curve type wave motion track to supply oxygen to each area in the culture pond, and sufficient oxygen can be supplied to each area position of the culture pond without installing a plurality of equipment, thereby improving the whole oxygen content of the water in the culture pond and providing a high-quality living environment for the fishes.
Description
Technical Field
The invention relates to an oxygenation device, in particular to an oxygenation device for marine fish culture.
Background
The fish needs oxygen in the culture, and when the solubility of the oxygen in water is equal to 2 mg/l, the water smells; in general, when the dissolved oxygen in water is less than 5 mg/L, the living organisms cannot survive. Therefore, people usually use oxygen increasing equipment to increase the dissolved amount of oxygen in the water body so as to reach the dissolved oxygen required by the normal growth of fish school, solve the problem of fish floating head caused by oxygen deficiency in the culture, eliminate harmful gas, promote convection exchange of water body, improve water quality conditions, improve the activity and primary productivity of the fish pond, and promote the yield to be improved.
Patent document CN213463499U discloses an oxygenation device in fish pond, including oxygen jar and being used for the installation the mounting bracket of oxygen jar, the mounting bracket is including supplying the board is placed to the oxygen jar, be used for with the oxygen jar in place the retaining member of board location and be used for with place the positioning mechanism of board location, the oxygen jar top has the gas outlet, be connected with the pipe on the gas outlet, the pipe is kept away from the one end of gas outlet place in the fish pond bottom, place the board level set up in the bottom of oxygen jar, place the one end of the board wherein rotate connect in the outer wall of fish pond. This application oxygen cylinder can rotate around placing the board, through rocking the vaporization of the interior liquid oxygen of oxygen cylinder speed-up jar, and then increases the inside atmospheric pressure of oxygen cylinder, makes the oxygen in the oxygen cylinder can the utilization of discharging, promotes the utilization ratio of oxygen in the oxygen cylinder.
The existing oxygenation equipment is mostly in a fixed installation mode, the area of a culture pond is large generally, and comprehensive oxygenation effect is difficult to realize by single oxygenation equipment, so that the oxygenation equipment is required to be installed in a plurality of areas in a wiring mode, and the equipment investment cost is greatly improved.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide an oxygenation device which can improve the oxygen content of fish culture water and has uniform oxygen distribution.
The technical scheme of the invention is realized as follows:
the invention provides an oxygenation device for marine fish culture, which comprises a culture pond, bearing plates and oxygenation equipment, wherein fixed plates are arranged at two ends of the top of the culture pond, a transverse moving assembly for driving the bearing plates to move left and right is arranged between the fixed plates, the bearing plates are connected with the fixed plates through the transverse moving assembly, a longitudinal moving assembly for driving the oxygenation equipment to move back and forth is arranged on the bearing plates, the oxygenation equipment is connected with the bearing plates through the longitudinal moving assembly, a control system is arranged on one side of each fixed plate, and the control system is respectively connected with the transverse moving assembly and the longitudinal moving assembly.
Preferably, the lateral shifting assembly comprises a guide rod and a main screw rod, the guide rod is arranged on one side of the bearing plate in a penetrating mode, the main screw rod is arranged on the other side of the bearing plate in a penetrating mode, the guide rod is connected with the bearing plate in a sliding mode, the main screw rod is in threaded connection with the bearing plate, two ends of the guide rod and two ends of the main screw rod are respectively connected with the fixing plate in a rotating mode, a first motor is installed on the outer side of the fixing plate, and an output shaft of the first motor is coaxially connected with the main screw rod.
Preferably, the longitudinal movement assembly comprises a bearing table, a second motor, a driving wheel and a driving shaft, the driving wheel is located on two sides of the bearing table, the driving shaft penetrates through the bearing table and is coaxially connected with the driving wheel on two sides, the driving shaft is rotatably connected with the inner wall of the bearing table, the second motor is installed inside the bearing table, the second motor is connected with the driving shaft through a transmission assembly, the oxygenation equipment is installed on the bearing table, a through groove for the oxygenation equipment to penetrate is formed in the center of the bearing plate, guide rails are arranged on the inner walls on two sides of the through groove, and the bearing table is connected with the guide rails in a sliding mode through the driving wheel.
Preferably, the transmission assembly comprises a driving wheel and a driven wheel, the driving wheel is connected with an output shaft of the driving motor, the driven wheel is sleeved at the center of the driving shaft, and the driving wheel is meshed with the driven wheel.
Preferably, a storage battery is further mounted on the bearing table, and the second motor is electrically connected with the storage battery.
Preferably, the control system comprises a first forward switch and a first reverse switch, the first forward switch is arranged on the inner wall of the fixed plate on the left side, the first reverse switch is arranged on the inner wall of the fixed plate on the right side, the bearing plate is abutted against the first forward switch or the first reverse switch when moving to the left end and the right end, and the first forward switch and the first reverse switch are respectively electrically connected with the first motor.
Preferably, the control system further comprises a second forward rotation switch and a second reverse rotation switch, the second forward rotation switch is arranged at the front end of the bearing table, the second reverse rotation switch is arranged at the rear end of the bearing table, the second forward rotation switch or the second reverse rotation switch is abutted to the inner wall of the through groove when the bearing table moves to the front end and the rear end, and the second forward rotation switch and the second reverse rotation switch are respectively electrically connected with the second motor.
Preferably, the oxygenation equipment includes booster pump and sepiolite, the booster pump with the plummer is connected, the air pipe passes the bubbled stone lead to the groove with the booster pump is connected.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides an oxygenation device for marine fish culture, wherein a transverse moving component drives oxygenation equipment to move left and right, a longitudinal moving component drives the oxygenation equipment to move front and back, the movement track of the oxygenation equipment is a sine curve type wave-shaped movement track, oxygen supply and oxygenation are carried out on each area in a culture pond, and sufficient oxygen can be provided for each area position of the culture pond without installing multiple devices, so that the integral oxygen content of water quality in the culture pond is improved, and a high-quality living environment is provided for fishes.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a top plan view of an aerator for marine fish culture according to the present invention;
FIG. 2 is a schematic view of the internal structure of a bearing platform in the aeration device for marine fish culture according to the present invention;
FIG. 3 is a schematic structural view of an oxygen increasing device in the oxygen increasing device for marine fish culture according to the present invention.
In the figure, 1 culture pond, 2 bearing plates, 3 fixing plates, 4 guide rods, 5 main screw rods, 6 first motors, 7 bearing tables, 8 second motors, 9 running wheels, 10 driving shafts, 11 through grooves, 111 guide rails, 12 driving wheels, 13 driven wheels, 14 storage batteries, 15 first forward rotation switches, 16 first reverse rotation switches, 17 second forward rotation switches, 18 second reverse rotation switches, 19 booster pumps and 20 air stones.
Detailed Description
In order to better understand the technical content of the invention, specific embodiments are provided below, and the invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 3, the invention provides an oxygenation device for marine fish culture, which comprises a culture pond 1, a bearing plate 2 and oxygenation equipment, wherein fixed plates 3 are installed at two ends of the top of the culture pond 1, a transverse moving assembly for driving the bearing plate 2 to move left and right is installed between the fixed plates 3, the bearing plate 2 is connected with the fixed plates 3 through the transverse moving assembly, a longitudinal moving assembly for driving the oxygenation equipment to move back and forth is installed on the bearing plate 2, the oxygenation equipment is connected with the bearing plate 2 through the longitudinal moving assembly, a control system is installed at one side of the fixed plate 3, and the control system is respectively connected with the transverse moving assembly and the longitudinal moving assembly.
The lateral shifting subassembly includes guide bar 4 and leading screw 5, guide bar 4 wears to establish one side of loading board 2, leading screw 5 wears to establish the opposite side of loading board 2, guide bar 4 with 2 sliding connection of loading board, leading screw 5 with 2 threaded connection of loading board, the both ends of guide bar 4 and leading screw 5 respectively with fixed plate 3 rotates and connects, first motor 6 is installed in the 3 outsides of fixed plate, and first motor 6 is connected with external power supply electricity, the output shaft of first motor 6 with 5 coaxial coupling of leading screw.
When breeding fish, start first motor 6 and drive king screw 5 and rotate, king screw 5 drives loading board 2 and removes along guide bar 4, drive loading board 2 through changing first motor 6's positive and negative rotation and remove left or right, thereby drive oxygenation equipment and remove about breeding pond 1, need not to install multiple equipment, can provide sufficient oxygen to breeding pond 1 each region position, thereby improve the whole oxygen content of breeding 1 interior quality of water, provide high-quality living environment for fish.
The longitudinal movement assembly comprises a bearing table 7, a second motor 8, a driving wheel 9 and a driving shaft 10, the driving wheel 9 is located on two sides of the bearing table 7, the driving shaft 10 penetrates through the bearing table 7 and is coaxially connected with the driving wheel 9 on the two sides, the driving shaft 10 is rotatably connected with the inner wall of the bearing table 7, the second motor 8 is installed inside the bearing table 7, the second motor 8 is connected with the driving shaft 10 through a transmission assembly, the oxygen increasing equipment is installed on the bearing table 7, a through groove 11 for the oxygen increasing equipment to penetrate through is formed in the center of the bearing plate 2, guide rails 111 are arranged on the inner walls of two sides of the through groove 11, and the bearing table 7 is in sliding connection with the guide rails 111 through the driving wheel 9.
The transmission assembly comprises a driving wheel 12 and a driven wheel 13, the driving wheel 12 is connected with an output shaft of the driving motor, the driven wheel 13 is sleeved at the center of the driving shaft 10, and the driving wheel 12 is meshed with the driven wheel 13.
The second motor 8 is started to drive the driving wheel 12 to rotate, the driving wheel 12 drives the meshed driven wheel 13 to rotate, the driven wheel 13 drives the driving wheels 9 on two sides to rotate through the driving shaft 10, the bearing platform 7 moves along the guide rail 111 under the action of the driving wheels 9, the bearing platform 7 is driven to move forwards or backwards through changing the forward and reverse rotation of the second motor 8, so that the oxygen increasing equipment is driven to move forwards and backwards in the culture pond 1, under the synchronous driving of the transverse moving assemblies, the movement track of the oxygen increasing equipment is sine curve type wave-shaped movement track, sufficient oxygen is provided for each region position of the culture pond 1, the integral oxygen content of the water quality in the culture pond 1 is improved, and a high-quality living environment is provided for fishes.
And a storage battery 14 is further mounted on the bearing table 7, and the second motor 8 is electrically connected with the storage battery 14.
The control system comprises a first forward rotation switch 15 and a first reverse rotation switch 16, the first forward rotation switch 15 is arranged on the inner wall of the fixed plate 3 on the left side, the first reverse rotation switch 16 is arranged on the inner wall of the fixed plate 3 on the right side, the bearing plate 2 is abutted to the first forward rotation switch 15 or the first reverse rotation switch 16 when moving to the left end and the right end, and the first forward rotation switch 15 and the first reverse rotation switch 16 are respectively and electrically connected with the first motor 6. When the first motor 6 rotates forwards, the main screw 5 drives the bearing plate 2 to move towards the right side, when the bearing plate 2 moves to the rightmost end, the bearing plate 2 touches the first reverse rotation switch 16, the first motor 6 is switched from the forward rotation to the reverse rotation, and the main screw 5 drives the bearing plate 2 to move towards the left side; when the bearing plate 2 moves to the leftmost end, it touches the first forward rotation switch 15, and the first motor 6 is switched from reverse rotation to forward rotation, and is circulated.
The control system further comprises a second forward rotation switch 17 and a second reverse rotation switch 18, the second forward rotation switch 17 is arranged at the front end of the bearing table 7, the second reverse rotation switch 18 is arranged at the rear end of the bearing table 7, the second forward rotation switch 17 or the second reverse rotation switch 18 is abutted to the inner wall of the through groove 11 when the bearing table 7 moves to the front end and the rear end, and the second forward rotation switch 17 and the second reverse rotation switch 18 are electrically connected with the second motor 8 respectively. When the second motor 8 rotates forwards, the running wheel 9 drives the bearing table 7 to move backwards, when the bearing plate 2 moves to the rearmost end, the bearing plate touches the second reverse rotation switch 18, the second motor 8 is switched from the forward rotation to the reverse rotation, and the running wheel 9 drives the bearing table 7 to move forwards; when the bearing plate 2 moves to the front end, the bearing plate touches the second forward rotation switch 17, and the second motor 8 is switched from reverse rotation to forward rotation to reciprocate circularly.
Oxygenation equipment is including being located booster pump 19 and the bubbly stone 20 below the surface of water above the surface of water, booster pump 19 with plummer 7 is connected, bubbly stone 20 passes through the trachea lead to groove 11 with booster pump 19 is connected.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides an oxygenation device for marine fish breeds, its characterized in that includes breed pond, loading board and oxygenation equipment, the fixed plate is installed at the top both ends of breeding the pond, install between the fixed plate and drive the lateral shifting subassembly that removes about the loading board, the loading board pass through the lateral shifting subassembly with the fixed plate is connected, install on the loading board and drive the longitudinal movement subassembly of oxygenation equipment back-and-forth movement, oxygenation equipment pass through the longitudinal movement subassembly with the loading board is connected, control system is installed to fixed plate one side, control system respectively with the lateral shifting subassembly is connected with the longitudinal movement subassembly.
2. The oxygenation device for marine fish culture of claim 1, wherein the lateral movement assembly comprises a guide rod and a main screw rod, the guide rod is arranged on one side of the bearing plate in a penetrating manner, the main screw rod is arranged on the other side of the bearing plate in a penetrating manner, the guide rod is connected with the bearing plate in a sliding manner, the main screw rod is in threaded connection with the bearing plate, two ends of the guide rod and the main screw rod are respectively connected with the fixing plate in a rotating manner, a first motor is arranged on the outer side of the fixing plate, and an output shaft of the first motor is coaxially connected with the main screw rod.
3. The oxygenation device for marine fish culture of claim 1, wherein the longitudinal movement assembly comprises a bearing platform, a second motor, a traveling wheel and a driving shaft, the traveling wheel is located on two sides of the bearing platform, the driving shaft penetrates through the bearing platform and is coaxially connected with the traveling wheels on two sides, the driving shaft is rotatably connected with the inner wall of the bearing platform, the second motor is installed inside the bearing platform and is connected with the driving shaft through a transmission assembly, the oxygenation equipment is installed on the bearing platform, a through groove for the oxygenation equipment to pass through is formed in the center of the bearing plate, guide rails are arranged on the inner walls on two sides of the through groove, and the bearing platform is slidably connected with the guide rails through the traveling wheel.
4. The oxygenation device for mariculture of marine fish of claim 3, wherein the transmission assembly comprises a driving wheel and a driven wheel, the driving wheel is connected with an output shaft of the driving motor, the driven wheel is sleeved in the center of the driving shaft, and the driving wheel is meshed with the driven wheel.
5. The oxygenation device for marine fish farming of claim 3, wherein a battery is further mounted on the plummer, and the second motor is electrically connected with the battery.
6. The oxygenation device for marine fish culture of claim 2, wherein the control system comprises a first forward switch and a first reverse switch, the first forward switch is arranged on the inner wall of the fixed plate on the left side, the first reverse switch is arranged on the inner wall of the fixed plate on the right side, the bearing plate abuts against the first forward switch or the first reverse switch when moving to the left end and the right end, and the first forward switch and the first reverse switch are respectively electrically connected with the first motor.
7. The oxygenation device for marine fish culture of claim 5, wherein the control system further comprises a second forward switch and a second reverse switch, the second forward switch is disposed at the front end of the carrier, the second reverse switch is disposed at the rear end of the carrier, the carrier abuts against the inner wall of the through groove when moving to the front end and the rear end, and the second forward switch and the second reverse switch are electrically connected to the second motor respectively.
8. The oxygenation device for marine fish culture of claim 1, wherein the oxygenation equipment comprises the booster pump and sepiolite, the booster pump is connected with the bearing platform, and the air bubble stone passes through the through groove through an air pipe and is connected with the booster pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111265758.4A CN113854233A (en) | 2021-10-28 | 2021-10-28 | Oxygenation device for marine fish culture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111265758.4A CN113854233A (en) | 2021-10-28 | 2021-10-28 | Oxygenation device for marine fish culture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113854233A true CN113854233A (en) | 2021-12-31 |
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ID=78998358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111265758.4A Pending CN113854233A (en) | 2021-10-28 | 2021-10-28 | Oxygenation device for marine fish culture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113854233A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114431184A (en) * | 2022-02-25 | 2022-05-06 | 山东交通学院 | Aquatic animal breeding equipment |
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| US4804012A (en) * | 1987-06-17 | 1989-02-14 | Penn Plax Plastics, Inc. | Aquarium air valve system and hanger unit |
| CN206238086U (en) * | 2016-11-22 | 2017-06-13 | 李桂斌 | A kind of new two-way automatic feeder |
| CN208300741U (en) * | 2018-05-24 | 2019-01-01 | 烟台经济技术开发区实验小学 | A kind of fish jar send oxygen charging device |
| CN209732283U (en) * | 2018-12-20 | 2019-12-06 | 河北恩康牧业有限公司 | Chicken is bred and eats device with automatic feeding |
| CN210701559U (en) * | 2019-09-23 | 2020-06-09 | 广东东方混凝土有限公司 | Concrete sedimentation tank cleaning equipment |
| CN112021243A (en) * | 2020-09-17 | 2020-12-04 | 当涂县乌溪蟹苗养殖有限公司 | Crab culture pond convenient to throw food |
| CN212545148U (en) * | 2020-04-30 | 2021-02-19 | 莱州市睿源水产养殖有限公司 | Oxygenation device for aquaculture |
-
2021
- 2021-10-28 CN CN202111265758.4A patent/CN113854233A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4804012A (en) * | 1987-06-17 | 1989-02-14 | Penn Plax Plastics, Inc. | Aquarium air valve system and hanger unit |
| CN206238086U (en) * | 2016-11-22 | 2017-06-13 | 李桂斌 | A kind of new two-way automatic feeder |
| CN208300741U (en) * | 2018-05-24 | 2019-01-01 | 烟台经济技术开发区实验小学 | A kind of fish jar send oxygen charging device |
| CN209732283U (en) * | 2018-12-20 | 2019-12-06 | 河北恩康牧业有限公司 | Chicken is bred and eats device with automatic feeding |
| CN210701559U (en) * | 2019-09-23 | 2020-06-09 | 广东东方混凝土有限公司 | Concrete sedimentation tank cleaning equipment |
| CN212545148U (en) * | 2020-04-30 | 2021-02-19 | 莱州市睿源水产养殖有限公司 | Oxygenation device for aquaculture |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114431184A (en) * | 2022-02-25 | 2022-05-06 | 山东交通学院 | Aquatic animal breeding equipment |
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Application publication date: 20211231 |