CN114431176B - Sea cucumber seedling breeding device - Google Patents
Sea cucumber seedling breeding device Download PDFInfo
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- CN114431176B CN114431176B CN202011328485.9A CN202011328485A CN114431176B CN 114431176 B CN114431176 B CN 114431176B CN 202011328485 A CN202011328485 A CN 202011328485A CN 114431176 B CN114431176 B CN 114431176B
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- 241000251511 Holothuroidea Species 0.000 title claims abstract description 69
- 238000009395 breeding Methods 0.000 title claims abstract description 10
- 230000001488 breeding effect Effects 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 239000011148 porous material Substances 0.000 claims abstract description 42
- 239000011152 fibreglass Substances 0.000 claims description 19
- 230000001681 protective effect Effects 0.000 claims description 19
- 229920002748 Basalt fiber Polymers 0.000 claims description 4
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- 238000007790 scraping Methods 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 1
- 238000009331 sowing Methods 0.000 abstract description 13
- 230000004083 survival effect Effects 0.000 abstract description 9
- 230000000644 propagated effect Effects 0.000 abstract description 6
- 238000012258 culturing Methods 0.000 abstract description 4
- 235000013305 food Nutrition 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 241001474374 Blennius Species 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000050 nutritive effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- 235000014653 Carica parviflora Nutrition 0.000 description 1
- 244000132059 Carica parviflora Species 0.000 description 1
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- 238000005260 corrosion Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Classifications
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- 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
- A01K61/30—Culture of aquatic animals of sponges, sea urchins or sea cucumbers
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- 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)
- Cultivation Of Seaweed (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a device for culturing and breeding sea cucumber seedlings, wherein seedlings are attached to elongated holes of a cubic pore plate, the elongated holes are distributed in the cubic pore plate at a certain density, so that a sheltering place and a feeding place are provided for the seedlings, meanwhile, the attachment space of the seedlings is greatly expanded, the seedlings are prevented from generating food competition in the cubic pore plate and being caught by external enemy organisms, meanwhile, an automatic water delivery component driven by ocean current is arranged in a prismatic frame, so that power of internal and external circular flow can be provided for a water body in the device for culturing and breeding the sea cucumber seedlings, the water body exchange in the device for culturing and breeding the sea cucumber seedlings is ensured, abundant bait is provided for the seedlings, the death of the seedlings is reduced, and the survival rate of the seedlings propagated by bottom sowing is improved.
Description
Technical Field
The invention relates to the technical field of field sea cucumber culture, in particular to a sea cucumber seedling culture device.
Background
The bottom sowing proliferation means that sea cucumber fries are put back to the sea and allowed to naturally grow, the growth period is generally more than 2 years, the sea cucumbers completely grow in the natural environment, manual operations such as feeding and the like are not needed, and the product quality is good.
The sea cucumbers in natural life mostly select hidden places such as natural rock reefs, coral reefs or stone reef areas and clustered places of seaweeds or seaweeds as bottom sowing areas, and the areas not only can provide shelter to prevent the sea cucumbers from being attacked by enemy organisms in natural sea areas, but also can ensure sufficient water body exchange to maintain water environment and supply rich baits.
The sea cucumber is propagated by artificial bottom sowing in a large scale, the survival rate of the young sea cucumber is the key for determining the propagation effect of the bottom sowing, however, under the condition of higher bottom sowing density of the young sea cucumber, the survival rate of the young sea cucumber is influenced by factors such as enemy predation, limited hidden space attached by the young sea cucumber, insufficient bait and the like.
The attaching base provided for breeding the sea cucumbers in the prior art is mainly provided with the artificial stone reef or the net cage, and has the outstanding problems that the provided hidden space is limited, the facing enemy predation risk is higher, the water body exchange in the narrow space inside is not smooth, the bait supply is insufficient, the growth speed of the sea cucumbers can be obviously influenced, even the sea cucumbers die, the sea cucumbers which are not timely attached to the attaching base run off due to factors such as wind waves, tides and ocean currents, and the survival rate of the sea cucumbers bred in bottom sowing is low.
Therefore, how to improve the survival rate of the seedlings propagated by bottom sowing becomes a technical problem to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In view of the above, the invention provides a sea cucumber seedling culture device, which is used for improving the survival rate of sea cucumber seedlings propagated by bottom sowing.
In order to achieve the purpose, the invention provides the following technical scheme:
a sea cucumber seedling breeding device comprises:
the upper end of the prismatic frame in the axial direction is an open end, and the upper end of the prismatic frame is used for putting seedlings;
the number of the cubic pore plates is equal to that of the side surfaces of the prismatic frame and the cubic pore plates are connected with the side surfaces of the prismatic frame, each cubic pore plate is provided with a plurality of strip-shaped holes which are arranged in parallel, the seeds can be attached to the strip-shaped holes, and the length extension direction of each strip-shaped hole is perpendicular to the axis of the prismatic frame;
and the water delivery assembly is positioned in the prismatic frame and connected with the prismatic frame, and is used for disturbing the water body in the prismatic frame, so that the water body in the ocean enters the prismatic frame through the elongated hole and drives the water body in the prismatic frame to flow to the ocean.
Preferably, in the above sea cucumber seedling culture device, the cubic-shaped pore plate is a glass fiber reinforced plastic grid plate.
Preferably, in the sea cucumber seedling culture device, the cubic-shaped pore plate comprises two glass fiber reinforced plastic grating plates arranged side by side, the direction of the two glass fiber reinforced plastic grating plates arranged side by side is perpendicular to the axis direction of the prismatic frame, the grating hole of the glass fiber reinforced plastic grating plate close to the prismatic frame is a first hole, the grating hole of the glass fiber reinforced plastic grating plate far away from the prismatic frame is a second hole, the elongated hole comprises the first hole and the second hole which are communicated with each other, and the size of the first hole is larger than that of the second hole.
Preferably, in the above sea cucumber seedling culture device, the water delivery assembly comprises:
the rotating shaft is arranged in the prismatic frame through a bearing;
the helical blade is arranged on the rotating shaft and is arranged in a helical manner along the axial direction of the rotating shaft;
the impeller is connected with the lower end of the rotating shaft and is used for disturbing the water body at the lower end of the prismatic frame;
the wind cup is connected with the upper end of the rotating shaft and can drive the rotating shaft to rotate under the action of water body flowing.
Preferably, in the sea cucumber seedling breeding device, the sea cucumber seedling breeding device further comprises a protective net, the protective net is sleeved on the water conveying assembly and mounted in the prismatic framework and used for preventing the helical blades from scraping the cubic pore plates and preventing sea cucumber seedlings from entering the water conveying assembly, the protective net is connected with an outer ring of the bearing, the protective net is a cylindrical protective net, and the diameter of the cylindrical protective net is smaller than that of the prismatic framework.
Preferably, in the above sea cucumber seedling culture device, the device further comprises a cover body installed at the open end for preventing the seedlings from climbing out of the prismatic frame, and the cover body is provided with a hole for the rotating shaft to pass through.
Preferably, in the sea cucumber seedling culture device, the prismatic frame is a basalt fiber composite rib material frame, or the prismatic frame is a glass fiber reinforced plastic frame.
Preferably, in the above sea cucumber seedling culture device, the prismatic frame is a hexagonal prismatic frame.
Preferably, in the above sea cucumber seedling culture device, the prismatic frame is connected with the cubic pore plate in a clamping manner.
Preferably, in the above sea cucumber seedling culture device, the length of the cubic-shaped orifice plate in the axial direction of the prismatic frame is at least equal to the length of the prismatic frame in the axial direction thereof.
According to the technical scheme, the sea cucumber seedling culture device provided by the invention has the advantages that the seedlings are attached to the elongated holes of the cubic pore plate, and the elongated holes are distributed in the cubic pore plate at a certain density, so that a shelter place and a feeding place are provided for the seedlings, meanwhile, the attachment space of the seedlings is greatly expanded, and the seedlings are prevented from food competition in the cubic pore plate and being preyed by external enemy organisms; the ocean current driven automatic water delivery assembly is arranged in the prismatic frame, so that power of internal and external circular flow can be provided for a water body in the sea cucumber seedling culture device, water body exchange in the sea cucumber seedling culture device is guaranteed, rich bait is provided for seedlings, death of the seedlings is reduced, and the survival rate of the seedlings propagated by bottom sowing is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a sea cucumber seedling culture device provided by the embodiment of the invention;
FIG. 2 is a front view of a sea cucumber seedling culture device provided by the embodiment of the invention;
fig. 3 is a top view of a holothurian seedling culture device provided by the embodiment of the invention;
fig. 4 is a left side view of the sea cucumber seedling culturing device provided by the embodiment of the invention;
fig. 5 is a schematic structural diagram of a water delivery assembly according to an embodiment of the present invention.
Wherein,
1. the device comprises a prismatic frame, 2 a cubic pore plate, 3 a water delivery assembly, 31 a rotating shaft, 32 a spiral blade, 33 a wind cup, 4 and a cover body.
Detailed Description
The invention discloses a sea cucumber seedling culture device, which aims to improve the survival rate of sea cucumber seedlings propagated by bottom sowing.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1-5.
The invention discloses a sea cucumber seedling culture device which comprises a prismatic frame 1, a cubic pore plate 2 and a water delivery assembly 3.
The upper end of the prismatic frame 1 in the axial direction is an open end, and the lower end is a closed end. The prismatic frame 1 is a hollow frame, the side face of the hollow frame is a hollowed side face, and the hollowed side face can be connected with the cubic pore plate 2. The cubic pore plate 2 can plug the side surface of the prismatic frame 1, and seedlings can freely move in and out of the cubic pore plate 2.
The number of the cubic pore plates 2 is equal to that of the side surfaces of the prismatic frame 1, so that the other surfaces of the prismatic frame 1 except the open end are sealed.
The lower end of the prismatic frame 1 is a closed end, and bait in the water body can enter through the cubic pore plate 2 and is supplied to seedlings in the water body when the water delivery component 3 moves.
The cubical aperture plate 2 has a plurality of elongated apertures arranged in parallel. The one end in rectangular shape hole and the water intercommunication in ocean, the other end in rectangular shape hole and prismatic frame 1's inner chamber intercommunication, the inner wall in rectangular shape hole can supply the seedling to plant and adhere to. As shown in fig. 1, 2, 3 and 4, the elongated holes are uniformly distributed in the cubic pore plate 2, and the distribution density is high, so that a large amount of attachment space is provided for the seedlings, and the seedlings can automatically migrate to the natural sea area through the elongated holes after growing to the release specification in the cubic pore plate 2.
The sea cucumber seedling culture device disclosed by the scheme is of a honeycomb combined structure, the internal space is regular and wide, and the putting space for bottom sowing of seedlings is greatly increased. When the height of the sea cucumber seedling culture device is 1 m, the number of the sea cucumber seedlings put in one time can reach 1000.
The water delivery assembly 3 is located in the prismatic frame 1 and connected with the prismatic frame 1, the water delivery assembly 3 is used for disturbing a water body in the prismatic frame 1, and the wind cup is driven by ocean current to integrally rotate, so that the water body in the ocean enters the prismatic frame 1 through the strip-shaped holes and is conveyed to the ocean, and the sea cucumber seedling culture device is circularly exchanged with an external wide water body.
As shown in fig. 1, 2 and 4, the length extending direction of the elongated hole is perpendicular to the axis of the prismatic frame 1, and the water body in the ocean enters the prismatic frame 1 through the elongated hole and then enters the ocean through the prismatic frame 1. The elongated holes are arranged perpendicular to the axis of the prismatic frame 1, increasing the amount of seawater that enters the prismatic frame 1 at a single time.
According to the sea cucumber seedling culture device, seedlings are attached to the strip-shaped holes of the cubic pore plate 2, the strip-shaped holes are distributed in the cubic pore plate 2 at a certain density, a sheltering place and a feeding place are provided for the seedlings, meanwhile, the attachment space of the seedlings is greatly expanded, food competition of the seedlings in the cubic pore plate 2 is avoided, meanwhile, the automatic water delivery assembly 3 driven by ocean currents is arranged in the prismatic frame 1, power of internal and external circulation flowing can be provided for a water body in the sea cucumber seedling culture device, water body exchange in the sea cucumber seedling culture device is guaranteed, abundant baits are provided for the seedlings, death of the seedlings is reduced, and the survival rate of the seedlings cultured by bottom sowing is improved.
The section of the elongated hole of the cubic pore plate 2 can be a circular hole, a triangular hole, a rectangular hole, a rhombic hole, an elliptical hole or the like.
In a specific embodiment of the present solution, the cubic pore plate 2 is a glass fiber reinforced plastic grid plate, which is corrosion resistant and can prolong the service life of the cubic pore plate 2.
In order to avoid the seeds in the cubic pore plate 2 from being preyed by enemies, the scheme designs the size of one end of the rectangular hole close to the prismatic frame 1 into the size of one end of the rectangular hole far away from the prismatic frame 1, and the size of the other end of the rectangular hole is small.
The cubic pore plate can be an integral cubic pore plate or formed by splicing two cubic pore plates.
In a particular embodiment of the solution, the cubical aperture plate 2 comprises two glass fibre reinforced plastic grid plates arranged side by side. The direction of the side-by-side arrangement of the two glass fiber reinforced plastic grid plates is perpendicular to the axial direction of the prismatic frame 1. The grating holes of the glass fiber reinforced plastic grating plates close to the prismatic frame 1 are first holes, the grating holes of the glass fiber reinforced plastic grating plates far away from the prismatic frame 1 are second holes, the strip-shaped holes comprise first holes and second holes, the first holes are communicated with the second holes, and the size of the first holes is larger than that of the second holes.
Preferably, after the glass fiber reinforced plastic grating plate is manufactured, surface roughening treatment is required, the glass fiber reinforced plastic grating plate is conveniently clamped with the prismatic frame 1, and meanwhile, adhesion of seedlings is facilitated.
The cube-shaped orifice plate 2 not only can form a place for avoiding the offspring, but also can provide an attaching place for the offspring.
The two glass fiber reinforced plastic grid plates are connected with each other in a common connection mode in the prior art.
In one embodiment of the present solution, as shown in fig. 5, the water delivery assembly 3 comprises a rotating shaft 31, a helical blade 32, an impeller and a wind cup 33.
The rotating shaft 31 is installed in the prismatic frame 1 through a bearing, the outer ring of the bearing is connected with the prismatic frame 1, the inner ring of the bearing is connected with the rotating shaft 31, the upper end of the rotating shaft 31 is connected with the wind cup 33, the installation height of the wind cup 33 on the rotating shaft 31 is higher than that of the bearing, and the lower end of the rotating shaft 31 is connected with the impeller. As shown, the wind cup 33 is located outside the prismatic frame 1, and the impeller (not shown) is located inside the prismatic frame 1.
The wind cup 33 can move under the flowing effect of the water in the sea to drive the rotating shaft 31 to rotate, the rotating shaft 31 drives the spiral blade 32 to rotate, so that the water in the prismatic frame 1 forms ascending water flow, meanwhile, the water in the elongated hole is brought into the prismatic frame 1 and is delivered into the water in the prismatic frame 1 to the sea, meanwhile, the water in the sea can also flow into the elongated hole, and water exchange between the interior of the sea cucumber seedling culture device and the wide water in the outside is realized.
The helical blades 32 form continuous flowing and ascending water flow in the prismatic frame 1 and the cubic pore plate 2, so that the lifting of harmful sediments such as excrement, silt and the like at the bottoms of the cubic pore plate 2 and the prismatic frame 1 is accelerated, water body is exchanged at any time, manual clearing is not needed, and the labor cost is reduced.
The sea cucumber seedling culture device disclosed by the scheme further comprises a protective net. The protective screening is sleeved on the water delivery component 3 and is arranged in the prismatic frame 1. Specifically, the protective net is connected with the outer ring of the bearing. The protective net is used for preventing the cubic pore plate 2 from being scratched when the helical blades 32 rotate, and preventing sea cucumber fries from entering, so that the sea cucumbers are prevented from being scratched by the helical blades 32.
The protection net is a cylindrical protection net, and the diameter of the cylindrical protection net is smaller than that of the prismatic frame 1. A space is formed between the protective net and the prismatic frame 1, and the space can be used for seeding to be placed into the space between the protective net and the prismatic frame 1 from the open end.
When the water delivery assembly 3 is replaced, the water delivery assembly 3 and the protective net can be taken out from the prismatic frame 1 together for replacement, and the replacement difficulty of the water delivery assembly 3 is reduced.
In order to further prevent the seedlings from climbing out of the open end, the sea cucumber seedling culture device disclosed by the scheme further comprises a cover body 4.
The cover 4 is installed at the open end of the prismatic frame 1, and a hole for the rotation shaft 31 to pass through is formed in the cover 4.
In order to reduce the difficulty of taking out the lid 4 from the open end of the prismatic frame 1, a handle is provided on the upper end surface of the lid 4. The number of the handles is two, and the two handles are arranged oppositely.
The cover plate can also provide protection, shading and shading effects for the seedlings.
In a specific embodiment of the scheme, the prismatic frame 1 is a basalt fiber composite rib frame, or the prismatic frame 1 is a glass fiber reinforced plastic frame. Specifically, the prismatic frame 1 is formed by combining basalt fiber composite bars or is formed by one-time casting.
The prismatic frame 1 is a hexagonal prismatic frame. Six cubic pore plates 2 are connected on the Liu prismatic frame 1, the contact area of the sea cucumber seedling culture device and the seabed is increased, the sea cucumber seedling culture device is not easy to slide and roll on the seabed, and the stability is good.
In the scheme, the prism-shaped frame 1 is connected with the cube-shaped orifice plate 2 in a clamping manner.
The sea cucumber seedling culture device disclosed by the scheme is sunk in a specific sea area in a large scale to form a reef group, can remarkably change bottom water flow, promotes upwelling generation and resuspension of bottom nutritive salt, improves the nutritive salt condition of the bottom water, promotes the improvement of primary productivity, enriches food sources, promotes the growth of economic organisms, has a good fish collecting effect and is beneficial to the recovery of fishery resources.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A sea cucumber seedling breeding device, its characterized in that includes:
the device comprises a prismatic frame (1), wherein the upper end of the prismatic frame (1) in the axial direction is an open end, and the upper end of the prismatic frame (1) is used for putting seeds;
the number of the cubic pore plates (2) is equal to that of the side surfaces of the prismatic frame (1) and the cubic pore plates are connected with the side surfaces of the prismatic frame (1), each cubic pore plate (2) is provided with a plurality of strip-shaped holes which are arranged in parallel and can be used for the adhesion of the seedlings, and the length extension direction of each strip-shaped hole is vertical to the axis of the prismatic frame (1);
the water conveying assembly (3) is positioned in the prismatic frame (1) and connected with the prismatic frame (1), and the water conveying assembly (3) is used for disturbing the water body in the prismatic frame (1) so that the water body in the ocean enters the prismatic frame (1) through the elongated hole and drives the water body in the prismatic frame (1) to flow to the ocean;
the cubic pore plate (2) comprises two glass fiber reinforced plastic grid plates arranged side by side, the side-by-side arrangement direction of the two glass fiber reinforced plastic grid plates is perpendicular to the axis direction of the prismatic frame (1), the grid holes of the glass fiber reinforced plastic grid plates close to the prismatic frame (1) are first holes, the grid holes of the glass fiber reinforced plastic grid plates far away from the prismatic frame (1) are second holes, each elongated hole comprises the first holes and the second holes which are communicated with each other, and the size of each first hole is larger than that of each second hole.
2. The holothurian larvae cultivation device according to claim 1, wherein said water delivery assembly (3) comprises:
a rotating shaft (31), the rotating shaft (31) being mounted in the prismatic frame (1) by means of bearings;
the helical blade (32) is installed on the rotating shaft (31) and is arranged in a helical mode along the axial direction of the rotating shaft (31);
an impeller connected to the lower end of the rotating shaft (31) for disturbing a body of water at the lower end of the prismatic frame (1);
the wind cup (33) is connected with the upper end of the rotating shaft (31), and the wind cup (33) can drive the rotating shaft (31) to rotate under the action of water body flowing.
3. The sea cucumber seedling culture device according to claim 2, further comprising a protective net, wherein the protective net is sleeved on the water delivery assembly (3) and is installed in the prismatic frame (1) and used for preventing the helical blades (32) from scraping the cube-shaped pore plates (2) and preventing sea cucumber seedlings from entering the water delivery assembly (3), the protective net is connected with the outer ring of the bearing, the protective net is a cylindrical protective net, and the diameter of the cylindrical protective net is smaller than that of the prismatic frame (1).
4. The holothurian seedling culture device according to claim 2, further comprising a cover body (4) installed at the open end for preventing the seedlings from climbing out of the prismatic frame (1), wherein the cover body (4) is provided with a hole for the rotating shaft (31) to pass through.
5. The holothurian seedling culture device according to claim 1, characterized in that the prismatic frame (1) is a basalt fiber composite reinforcement frame, or the prismatic frame (1) is a glass fiber reinforced plastic frame.
6. The holothurian seedling culture device according to claim 1, characterized in that the prismatic frame (1) is a hexagonal prism frame.
7. The holothurian seedling culture device according to the claim 1, characterized in that the prismatic frame (1) is connected with the cubic pore plate (2) in a clamping way.
8. The holothurian seedling culture device according to the claim 1, characterized in that the length of the cube-shaped orifice plate (2) along the axis direction of the prismatic frame (1) is at least equal to the length of the prismatic frame (1) along the axis direction thereof.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011328485.9A CN114431176B (en) | 2020-11-24 | 2020-11-24 | Sea cucumber seedling breeding device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011328485.9A CN114431176B (en) | 2020-11-24 | 2020-11-24 | Sea cucumber seedling breeding device |
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| CN114431176A CN114431176A (en) | 2022-05-06 |
| CN114431176B true CN114431176B (en) | 2022-12-30 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0529367U (en) * | 1991-09-24 | 1993-04-20 | 三菱重工業株式会社 | Artificial upwell generator |
| JPH0795905B2 (en) * | 1992-09-29 | 1995-10-18 | 日本配合飼料株式会社 | Crab breeding device and crab breeding method |
| JPH0645449U (en) * | 1992-11-28 | 1994-06-21 | 佐伯鉄工業協同組合 | Artificial reef |
| JP3043827U (en) * | 1997-03-14 | 1997-12-02 | 株式会社鹿内組 | Artificial reef |
| CN104273064B (en) * | 2014-09-29 | 2016-03-16 | 上海海洋大学 | A kind of artificial fish shelter with impeller |
| CN205682173U (en) * | 2016-05-30 | 2016-11-16 | 上海海洋大学 | A kind of artificial marine habitat of band impeller axle |
| CN111328746A (en) * | 2018-12-19 | 2020-06-26 | 西安乐丰生态农业科技有限公司 | Flow guide type artificial reef |
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