CN112544522A - Deep sea aquaculture net cage - Google Patents
Deep sea aquaculture net cage Download PDFInfo
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- CN112544522A CN112544522A CN202011558324.9A CN202011558324A CN112544522A CN 112544522 A CN112544522 A CN 112544522A CN 202011558324 A CN202011558324 A CN 202011558324A CN 112544522 A CN112544522 A CN 112544522A
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- Prior art keywords
- netting
- algae
- rod
- transparent plastic
- oxygen
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- 238000009360 aquaculture Methods 0.000 title claims abstract description 25
- 244000144974 aquaculture Species 0.000 title claims abstract description 25
- 241000195493 Cryptophyta Species 0.000 claims description 131
- 239000001301 oxygen Substances 0.000 claims description 101
- 229910052760 oxygen Inorganic materials 0.000 claims description 101
- 229920003023 plastic Polymers 0.000 claims description 99
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 81
- 230000001965 increasing effect Effects 0.000 claims description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 238000006213 oxygenation reaction Methods 0.000 claims description 30
- 150000001875 compounds Chemical class 0.000 claims description 22
- 230000014759 maintenance of location Effects 0.000 claims description 18
- 239000007789 gas Substances 0.000 claims description 8
- 238000004873 anchoring Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 2
- 239000013535 sea water Substances 0.000 description 29
- 238000000034 method Methods 0.000 description 8
- 230000026683 transduction Effects 0.000 description 7
- 238000010361 transduction Methods 0.000 description 7
- 239000002131 composite material Substances 0.000 description 6
- 230000029553 photosynthesis Effects 0.000 description 6
- 238000010672 photosynthesis Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000004047 hole gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
-
- 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
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
- A01K61/65—Connecting or mooring devices therefor
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention relates to a deep sea aquaculture net cage, which comprises a net inner support frame, wherein the upper side periphery of the net inner support frame is connected with a buoyancy tank, and the outer side of the net inner support frame is sleeved with a net.
Description
Technical Field
The invention relates to a net cage, in particular to a deep sea aquaculture net cage.
Background
In the actual application of deep sea net cages, the oxygen content of seawater in the deep sea net cages is one of very important factors for determining the density of net cage culture, the conventional deep sea net cage culture oxygen increasing method generally adopts an air pump mechanical oxygen increasing method, most of air introduced into water quickly escapes from the net cages in the method, and the oxygen increasing effect on the seawater is relatively limited.
Disclosure of Invention
The invention aims to provide a deep sea aquaculture net cage, which is characterized in that an algae composite cultivation oxygen increasing device is additionally arranged on the side periphery of a net cover, the algae composite cultivation oxygen increasing device can utilize a transparent plastic box to form an expanded algae cultivation area on the side periphery of the net cover, oxygen generated by algae photosynthesis is easier to stay in a seawater area in the net cover, so that the oxygen content of seawater in the area of the net cover is increased in response to mechanical oxygen increase, and the aquaculture density is greatly increased under the conditions of the same sea area, aquaculture area and the like
In order to achieve the purpose, the invention is realized by the following technical scheme:
a deep sea culture net cage comprises a net support frame, wherein a buoyancy tank is connected to the side periphery of the upper portion of the net support frame, a net is sleeved on the outer side of the net support frame, a plurality of algae compound culture oxygenation devices are connected to the side periphery of the net, each algae compound culture oxygenation device comprises a transparent plastic box, each transparent plastic box is of a square tubular structure, the inner portion of one end of each transparent plastic box is communicated with the inner portion of the net, the other end of each transparent plastic box is connected with a filter screen, the filter screen can seal a port of each transparent plastic box, one side, matched with the net, of each transparent plastic box is higher than the other side, the upper portion of each transparent plastic box is connected with a transparent plate, one side of each transparent plate can be connected with the outer side of the net support frame, a plurality of ocean current driving multilayer supporting algae attaching devices are arranged at the bottom of the inner side of, the lower end of a fixed rod is connected with a base, the side part of the fixed rod is connected with a plurality of first cross rods, the middle part of the fixed rod is hinged with two support rods, the central axes of the two support rods are in a parallel state, one end of each support rod is hinged with a movable rod, the middle part of the movable rod is connected with a plurality of second cross rods, one side of the movable rod is connected with a water moving plate, an algae attaching net is arranged between the fixed rod and the movable rod, one side of the algae attaching net is connected with the upper end of the movable rod, the other side of the algae attaching net is connected with the base, the middle part of the algae attaching net is matched with the first cross rods and the second cross rods, a rebounding device is arranged between each support rod and the first cross rods, the rebounding device comprises a first sliding sleeve and a second sliding sleeve, the first sliding sleeve can slide on the support rods, the second sliding sleeve can slide on the first cross rods, the direction of the arc of the elastic arc-shaped plate is upward.
In order to further realize the aim of the invention, the technical scheme can also be adopted that a plurality of groups of oxygen attachment devices are arranged on the inner side of the inner support frame of the netting, each oxygen attachment device comprises three arc-shaped retention plates, the three arc-shaped retention plates are vertically arranged, each arc-shaped retention plate is of an arc-shaped plate-shaped structure, and the arc direction of each arc-shaped retention plate is upward. The cavity resonance ultrasonic oxygenation device is arranged at the bottom of the inner side of the inner support frame of the netting and comprises an oxygenation box body, the oxygenation box body is of a rectangular shell structure, a plurality of water-oxygen combination holes are formed in the upper portion of the oxygenation box body and are of a cylindrical hole structure, a plurality of springs are connected to the bottom of the inner side of the oxygenation box body, an ultrasonic transduction plate is connected to the upper ends of the springs, an ultrasonic generator and an air pump are arranged on the inner support frame of the netting, the inlet of the air pump is communicated with the interior of the oxygenation box body, an ultrasonic transducer is arranged at the output end of the ultrasonic generator, the bottom of the ultrasonic transduction plate is connected with the ultrasonic transducer, a plurality of ultrasonic conduction rods are connected to the upper portion of the ultrasonic transduction plate and are in plug-in fit with the water-oxygen combination holes, the ultrasonic conduction rods are of cylindrical, the difference between the diameter of the water-oxygen combined hole and the diameter of the ultrasonic conducting rod is.mm.
In the oxygen attaching device, the length of three arc-shaped retention plates in the same group is sequentially increased from bottom to top, one side of each arc-shaped retention plate is connected with the inner support frame of the netting, and the other side of each arc-shaped retention plate is connected with the sponge layer.
The ultrasonic generator adopts the specification of 20KHZ and 2000W.
The port of the transparent plastic box matched with the netting is connected with the metal net.
The sponge board is connected on the upper portion of oxygenation box, and the inside of sponge board can be entered into to the gas that combines the hole gas of water oxygen.
The middle part of the algae attaching net is bent into a corrugated plate structure through the first cross rod and the second cross rod.
Four corners of the support frame in the netting are connected with cables, and one end of each cable is connected with an anchoring nail.
The invention has the advantages that: according to the invention, the algae composite cultivation oxygen increasing device is additionally arranged on the side periphery of the netting, the algae composite cultivation oxygen increasing device can form an expanded algae cultivation area on the side periphery of the netting by utilizing the transparent plastic box, and oxygen generated by algae photosynthesis is easier to stay in a seawater area in the netting, so that the oxygen content of seawater in the area in the netting is increased in response to mechanical oxygen increasing, and the cultivation density is greatly increased under the conditions of the same sea area, cultivation area and the like. Ocean current drive multilayer supports algae attachment device in through first horizontal pole, the second horizontal pole, the dead lever, the movable rod is as the algae of supporting and adheres to the net and be wave structure, can enough make things convenient for passing through of rivers, let distribute and algae adhere to the online algae of going up and down and can receive light, let the close planting that algae can be more reasonable, the oxygen yield of algae in the unit space has been improved by a wide margin, thereby the oxygen content of sea water in the net clothing has further been improved, add greatly increased at the same conditions and breed density, the aquatic products output has been improved. The plane of the water moving plate is in a state of being vertical to the length direction of the transparent plastic box, when water flows through the inside of the transparent plastic box through the filter screen, the water moving plate can receive the thrust of the water flow, thereby driving the movable rod to swing to a certain extent, after the movable rod moves at the position under the guide of the two supporting rods, the angle between the supporting rods and the fixed rod is changed, thereby the elastic arc-shaped plate is deformed, when water flows through, the hydrodynamic plate loses the push of the water flow, at the moment, the elastic arc-shaped plate can drive the movable rod to restore the original position through deformation, the movable rod can drive the algae attaching net to deform in the whole process, thereby accelerating the separation of oxygen generated by the algae attached to the net from the algae, improving the oxygenation effect on the seawater in the netting, the oxygen content of the interior of the netting can be increased under the sunlight condition under the condition that the power supply is disconnected.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a second schematic structural diagram of the present invention;
fig. 3 is a third schematic structural diagram of the present invention.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.
Example 1:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward.
According to the invention, the algae composite cultivation oxygen increasing device is additionally arranged on the side periphery of the netting 23, the algae composite cultivation oxygen increasing device can form an expanded algae cultivation area on the side periphery of the netting 23 by utilizing the transparent plastic box 7, and oxygen generated by algae photosynthesis is easier to stay in a seawater area in the netting 23, so that the oxygen content of seawater in the area in the netting 23 is increased in response on the basis of mechanical oxygen increasing, and the cultivation density is greatly increased under the conditions of the same sea area, cultivation area and the like. Through first horizontal pole 9, second horizontal pole 11, dead lever 8, the algae that movable rod 10 is as supporting in the ocean current drive multilayer supports algae attachment device adheres to net 12 and is the wave structure, can enough make things convenient for passing through of rivers, let the distribution adhere to the algae about net 12 with the algae and can receive light, let the algae close planting that can be more reasonable, the oxygen production volume of algae in the unit space has been improved by a wide margin, thereby the oxygen content of sea water in the net clothing 23 has further been improved, add greatly increased at the same situation and breed density, the aquatic products output has been improved. The plane of the water moving plate 19 is in a state of being perpendicular to the length direction of the transparent plastic case 7, and when water flows through the inside of the transparent plastic case 7 through the filter net 5, the water moving plate 19 can receive the thrust of the water flow, thereby driving the movable rod 10 to swing to a certain extent, when the movable rod 10 moves at the position guided by the two support rods 1, the angle between the support rods 1 and the fixed rod 8 changes, thereby the elastic arc-shaped plate 3 is deformed, when the water flow passes through, the water moving plate 19 loses the pushing of the water flow, at the moment, the elastic arc-shaped plate 3 can drive the movable rod 10 to restore the original position through the deformation, the movable rod 10 can drive the algae attaching net 12 to deform in the whole process, thereby accelerating the separation of oxygen generated by the algae on the algae attaching net 12 and the algae, improving the oxygenation effect on the seawater inside the netting 23, and in the whole process, the removal of the power still adds oxygen content to the interior of the netting 23 in the presence of sunlight.
Material selection and feasibility analysis of specific implementation of application range: the practical manufactured sample is implemented by taking the specification attached drawing as a drawing according to the proportion and the matching mode of each part in the specification attached drawing, the connection is a common connection mode such as a connection of a strong adhesive, a welding, riveting and a flange connection and an integral forming type connection, and the thickness and the strength of a corresponding connection mode connection point can be selected without creativity according to the requirement of practical connection strength during practical manufacturing. Micro-oxygen bubbles generated by the photosynthesis of the algae have larger surface area and are more fully contacted with water relative to agglomerated gas generated by mechanical oxygen supply under the same quantity condition, so that the oxygen is more favorably dissolved in seawater, the volume of the micro-oxygen bubbles generated by the photosynthesis of the algae is generally smaller, and the buoyancy generated by the oxygen is generally smaller than the adhesive force of the oxygen and objects immersed in the seawater. Is more favorable for oxygen to be retained in the seawater and improves the oxygen content of the seawater in the internal area of the netting 23. Accelerating the separation of oxygen generated by the algae on the algae attaching net 12 from the algae reduces oxygen bubbles around the algae on the algae attaching net 12, so that the algae can be more fully contacted with the seawater, the algae can absorb carbon dioxide and nutrients in the seawater conveniently, and the photosynthesis effect is improved. Oxygen bubbles generated from the algae attached to the net 12 gradually rise along the inclined surface of the inner upper portion of the transparent plastic box 7 to the inside of the net 23, and during the process, a small amount of oxygen enters the seawater outside the net 23, but more oxygen enters the seawater inside the net 23 and is supplied to the water inside the net 23. The transparent plate 20 of the present invention can transmit light and provide support for the upper part of the transparent plastic box 7, and the transparent plate 20 and the base 6 cooperate to keep the transparent plastic box 7 in a square tubular structure.
Example 2:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward. Support frame 26's inboard installation several groups oxygen attachment means in the netting, oxygen attachment means includes three arc detention board 24, and three arc detention board 24 is vertical to arranging, and arc detention board 24 is arc platelike structure, and the direction of arc detention board 24 arc upwards.
The oxygen attaching device is positioned above the outlet of the transparent plastic box 7, and oxygen micro bubbles generated by algae in the transparent plastic box 7 can be attached to the surfaces of the arc-shaped retention plate 24 and the sponge layer 25, so that the use of aquatic products in the netting 23 is facilitated.
Example 3:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward. The cavity resonance ultrasonic oxygenation device is arranged at the bottom of the inner side of the inner support frame 26 of the netting and comprises an oxygenation box body 13, the oxygenation box body 13 is of a rectangular shell structure, a plurality of water-oxygen combination holes 18 are formed in the upper portion of the oxygenation box body 13, the water-oxygen combination holes 18 are of a cylindrical hole structure, a plurality of springs 14 are connected to the bottom of the inner side of the oxygenation box body 13, an ultrasonic transduction plate 15 is connected to the upper ends of the springs 14, an ultrasonic generator 27 and an air pump 28 are arranged on the inner support frame 26 of the netting, the inlet of the air pump 28 is communicated with the interior of the oxygenation box body 13, an ultrasonic transducer 16 is arranged at the output end of the ultrasonic generator 27, the bottom of the ultrasonic transduction plate 15 is connected with the ultrasonic transducer 16, a plurality of ultrasonic conduction rods 17 are connected to the upper portion of the ultrasonic transduction plate 15, the ultrasonic conduction rods, the central axis of the ultrasonic conduction rod 17 is collinear with the central axis of the water-oxygen combination hole 18, and the difference between the diameter of the water-oxygen combination hole 18 and the diameter of the ultrasonic conduction rod 17 is 1.7 mm.
The cavity resonance ultrasonic oxygenation device can utilize the combination of the ultrasonic wave conduction rod 17, the water-oxygen combination hole 18, the oxygenation box body 13, the spring 14, the ultrasonic transduction plate 15 and the like to guide air pumped by the air pump 28 to pass through a slit formed between the ultrasonic wave conduction rod 17 and the water-oxygen combination hole 18, and in the process, the ultrasonic wave conduction rod 17 is provided with 20KHZ ultrasonic waves, so that the 20KHZ ultrasonic waves, the air flowing through the water-oxygen combination hole 18 and the slit with the thickness of 1.7 mm between the water-oxygen combination holes 18 of the ultrasonic wave conduction rod 17 form resonance, and the air treated by the 20KHZ ultrasonic waves and the slit enters seawater in the netting 23 to form fine micro bubbles, and the micro bubbles have weak buoyancy and are not enough to quickly lift the micro bubbles to the upper part of the seawater to escape, so that more oxygen can be retained in the seawater in the netting 23.
Example 4:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward. In the oxygen attaching device, the lengths of three arc-shaped retention plates 24 in the same group are sequentially increased from bottom to top, one side of each arc-shaped retention plate 24 is connected with a support frame 26 in the netting, and the other side of each arc-shaped retention plate 24 is connected with a sponge layer 25.
The oxygen entering the inside of the netting 23 from the outlet of the transparent plastic box 7 of the present invention can be attached to the arc-shaped retention plate 24 and the sponge layer 25, thereby increasing the retention time of the oxygen in the seawater in the netting 23.
Example 5:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward. The ultrasonic generator 27 adopts the specification of 20KHZ and 2000W.
The ultrasonic generator 27 of the invention adopts the specification of 20KHZ and 2000W, and can better form resonance with a slit area with the thickness of 1.7 mm, accelerate air to form fine air bubbles, and improve the detention time of the air bubbles in seawater.
Example 6:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward. The port of the transparent plastic box 7 matched with the netting 23 is connected with a metal net 30.
The annular elastic rubber membrane 30 of the invention not only can facilitate the oxygen bubbles to pass through, but also can prevent the aquatic products in the netting 23 from entering the transparent plastic box 7.
Example 7:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward. The sponge plate 31 is connected to the upper part of the oxygen increasing box 13, and the gas discharged from the water and oxygen combining hole 18 can enter the sponge plate 31.
The sponge plate 31 of the invention can retain fine micro bubbles generated by the cavity resonance ultrasonic oxygenation device in the sponge plate 31 for a longer time to form an oxygen enrichment area in seawater, and the aquatic product in the netting 23 can obtain more sufficient oxygen-enriched seawater near the sponge plate 31.
Example 8:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward. The middle part of the algae attaching net 12 is bent into a corrugated plate structure through the first cross bar 9 and the second cross bar 11.
The middle part of the algae attaching net 12 of the present invention is bent into the corrugated plate structure shown in fig. 1 by the first cross bar 9 and the second cross bar 11.
Example 9:
the deep sea aquaculture net cage comprises a netting inner support frame 26, a buoyancy tank 22 is connected to the upper side circumference of the netting inner support frame 26, a netting 23 is sleeved on the outer side of the netting inner support frame 26, a plurality of algae compound cultivation oxygen increasing devices are connected to the side circumference of the netting 23, each algae compound cultivation oxygen increasing device comprises a transparent plastic box 7, each transparent plastic box 7 is of a square tubular structure, the inner portion of one end of each transparent plastic box 7 is communicated with the inner portion of the netting 23, the other end of each transparent plastic box 7 is connected with a filter screen 5, the filter screen 5 can seal a port of each transparent plastic box 7, one side, matched with the netting 23, of each transparent plastic box 7 is higher than the other side, the upper portion of each transparent plastic box 7 is connected with a transparent plate 20, one side of each transparent plate 20 can be connected with the outer side of the netting inner support frame 26, a plurality of ocean current driven multilayer support algae attaching devices are arranged at the bottom of, the ocean current driven multilayer support algae attaching device comprises a fixed rod 8, the lower end of the fixed rod 8 is connected with a base 6, the side part of the fixed rod 8 is connected with a plurality of first cross rods 9, the middle part of the fixed rod 8 is hinged with two support rods 1, the central axes of the two support rods 1 are in a parallel state, one end of each support rod 1 is hinged with a movable rod 10, the middle part of each movable rod 10 is connected with a plurality of second cross rods 11, one side of each movable rod 10 is connected with a water moving plate 19, an algae attaching net 12 is arranged between the fixed rod 8 and the movable rod 10, one side of each algae attaching net 12 is connected with the upper end of the corresponding movable rod 10, the other side of each algae attaching net 12 is connected with the base 6, the middle part of each algae attaching net 12 is matched with the first cross rod 9 and the second cross rod 11, a rebounding device is arranged between each support rod 1 and the first cross rod 9, the second sliding sleeve 4 can slide on the first cross rod 9, the elastic arc-shaped plate 3 is installed between the first sliding sleeve 2 and the second sliding sleeve 4, two sides of the elastic arc-shaped plate 3 are respectively connected with the first sliding sleeve 2 and the second sliding sleeve 4, and the direction of the 3 arcs of the elastic arc-shaped plate is upward. Four corners of the inner support frame 26 of the netting are connected with cables 29, and one end of each cable 29 is connected with the anchoring nail 21. The cable 29 and anchor pins 21 of the present invention facilitate anchoring of the support frame 26 within the netting.
The same seawater, the same 6 cubic meter box structure as the experimental box, the same temperature and pressure conditions, the same experimental box top using 3 cubic meter plastic bag to collect the escaping gas, inputting the same 3 cubic meter air, after 1 hour, having the cavity resonance ultrasonic oxygen increasing device and the common oxygen increasing device, the 3 cubic meter plastic bag collecting the gas volume (the less the collecting volume, the better the retention of the air bubble in the water) unit: cubic meter
As can be seen from the above table, the air bubbles generated by the cavity resonance ultrasonic oxygenation device have better performance in being retained in seawater.
The ultrasonic generator with the specification of 20KHZ and 2000W is also used, a 6 cubic meter box body structure is adopted as an experiment box body, 3 cubic meters of plastic bags are utilized at the top of the experiment box body to collect escaping gas, the same 3 cubic meters of air are input, after 1 hour, the difference value between the diameter of the water-oxygen combination hole (18) and the diameter of the ultrasonic conduction rod (17) is adopted in the cavity resonance ultrasonic oxygenation device, and the unit of gas quantity collected by the 3 cubic meters of plastic bags is that the less the collected quantity is, the better the retention of air bubbles in water is: cubic meter
As can be seen from the above table, when the difference between the diameter of the water-oxygen binding hole (18) and the diameter of the ultrasonic transmission rod (17) is 1.7 mm, the performance of the generated bubbles staying in the water is increased, and an unexpected effect is obtained.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention.
Claims (9)
1. Deep sea aquaculture net case, its characterized in that: the device comprises a netting inner supporting frame (26), wherein a buoyancy tank (22) is connected to the upper side periphery of the netting inner supporting frame (26), a netting (23) is sleeved on the outer side of the netting inner supporting frame (26), a plurality of algae compound cultivation oxygen increasing devices are connected to the side periphery of the netting (23), each algae compound cultivation oxygen increasing device comprises a transparent plastic box (7), each transparent plastic box (7) is of a square tubular structure, the inside of one end of each transparent plastic box (7) is communicated with the inside of the netting (23), the other end of each transparent plastic box (7) is connected with a filter screen (5), the filter screen (5) can seal a port of each transparent plastic box (7), one side, matched with the netting (23), of each transparent plastic box (7) is higher than the other side, the upper portion of each transparent plastic box (7) is connected with a transparent plate (20), one side of each transparent plate (20) can be connected with the outer side of the netting inner supporting, the bottom of the inner side of the transparent plastic box (7) is provided with a plurality of ocean current driving multilayer supporting algae attachment devices, each ocean current driving multilayer supporting algae attachment device comprises a fixed rod (8), the lower end of each fixed rod (8) is connected with a base (6), the side parts of the fixed rods (8) are connected with a plurality of first cross rods (9), the middle parts of the fixed rods (8) are hinged with two supporting rods (1), the central shafts of the two supporting rods (1) are in a parallel state, one end of each supporting rod (1) is hinged with a movable rod (10), the middle parts of the movable rods (10) are connected with a plurality of second cross rods (11), one side of each movable rod (10) is connected with a water movable plate (19), an attachment net (12) is arranged between each fixed rod (8) and each movable rod (10), one side of the algae attachment net (12) is connected with the upper end of each movable rod (10), and the, the middle part and first horizontal pole (9) and the cooperation of second horizontal pole (11) of algae attached to net (12), install resilient mounting between bracing piece (1) and first horizontal pole (9), resilient mounting includes first sliding sleeve (2) and second sliding sleeve (4), first sliding sleeve (2) can slide on bracing piece (1), second sliding sleeve (4) can slide on first horizontal pole (9), install elasticity arc (3) between first sliding sleeve (2) and second sliding sleeve (4), the both sides of elasticity arc (3) are connected with first sliding sleeve (2) and second sliding sleeve (4) respectively, the direction of elasticity arc (3) arc upwards.
2. The deep sea aquaculture net cage of claim 1, wherein: support inboard installation several groups oxygen attachment means of frame (26) in the netting, oxygen attachment means includes three arc detention board (24), and three arc detention board (24) are vertical to arranging, and arc detention board (24) are arc platelike structure, and the direction of arc detention board (24) arc upwards.
3. The deep sea aquaculture net cage of claim 1, wherein: the cavity resonance ultrasonic oxygenation device is installed at the bottom of the inner side of the inner supporting frame (26) of the netting, the cavity resonance ultrasonic oxygenation device comprises an oxygenation box body (13), the oxygenation box body (13) is of a rectangular shell structure, a plurality of water-oxygen combination holes (18) are formed in the upper portion of the oxygenation box body (13), the water-oxygen combination holes (18) are of a cylindrical hole structure, a plurality of springs (14) are connected to the bottom of the inner side of the oxygenation box body (13), an ultrasonic energy conversion plate (15) is connected to the upper ends of the springs (14), an ultrasonic generator (27) and an air pump (28) are installed on the inner supporting frame (26) of the netting, an inlet of the air pump (28) is communicated with the inner portion of the oxygenation box body (13), an ultrasonic energy converter (16) is arranged at the output end of the ultrasonic energy conversion plate (27), the ultrasonic energy converter (16) is connected to the bottom of, the ultrasonic conduction rod (17) is in plug fit with the water-oxygen combination hole (18), the ultrasonic conduction rod (17) is of a cylindrical rod-shaped structure, the central axis of the ultrasonic conduction rod (17) is collinear with the central axis of the water-oxygen combination hole (18), and the diameter difference between the diameter of the water-oxygen combination hole (18) and the diameter of the ultrasonic conduction rod (17) is 1.7 mm.
4. The deep sea aquaculture net cage of claim 1, wherein: in the oxygen attaching device, the lengths of three arc-shaped retention plates (24) in the same group are sequentially increased from bottom to top, one side of each arc-shaped retention plate (24) is connected with a support frame (26) in the netting, and the other side of each arc-shaped retention plate (24) is connected with a sponge layer (25).
5. The deep sea aquaculture net cage of claim 1, wherein: the ultrasonic generator (27) adopts the specification of 20KHZ and 2000W.
6. The deep sea aquaculture net cage of claim 1, wherein: the port of the transparent plastic box (7) matched with the netting (23) is connected with the metal net (30).
7. The deep sea aquaculture net cage of claim 1, wherein: sponge board (31) is connected on the upper portion of oxygenation box (13), and the inside of sponge board (31) can be entered into to the gas that combines hole (18) of water oxygen.
8. The deep sea aquaculture net cage of claim 1, wherein: the middle part of the algae attaching net (12) is bent into a corrugated plate structure through a first cross bar (9) and a second cross bar (11).
9. The deep sea aquaculture net cage of claim 1, wherein: four corners of the inner support frame (26) of the netting are connected with a cable (29), and one end of the cable (29) is connected with an anchoring nail (21).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115104563A (en) * | 2022-07-15 | 2022-09-27 | 山东省淡水渔业研究院（山东省淡水渔业监测中心） | Deep and open sea intelligent net cage for classified cultivation |
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| GB0911380D0 (en) * | 2009-07-01 | 2009-08-12 | Questor Group Ltd C | Maritube - floating algal cultivation system |
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