CN109619011A - Net cage bait-laying device for fish - Google Patents

Net cage bait-laying device for fish Download PDF

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Publication number
CN109619011A
CN109619011A CN201910013750.5A CN201910013750A CN109619011A CN 109619011 A CN109619011 A CN 109619011A CN 201910013750 A CN201910013750 A CN 201910013750A CN 109619011 A CN109619011 A CN 109619011A
Authority
CN
China
Prior art keywords
bait
net cage
cast box
shaft
laying device
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.)
Granted
Application number
CN201910013750.5A
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Chinese (zh)
Other versions
CN109619011B (en
Inventor
王斌
曾善美
张建设
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Zhejiang Ocean University ZJOU
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Zhejiang Ocean University ZJOU
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Priority to CN201910013750.5A priority Critical patent/CN109619011B/en
Publication of CN109619011A publication Critical patent/CN109619011A/en
Application granted granted Critical
Publication of CN109619011B publication Critical patent/CN109619011B/en
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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/80Feeding devices
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/60Floating cultivation devices, e.g. rafts or floating fish-farms
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/60Floating cultivation devices, e.g. rafts or floating fish-farms
    • A01K61/65Connecting or mooring devices therefor
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/60Fishing; Aquaculture; Aquafarming

Abstract

The invention discloses net cage bait-laying device for fish, bait cast box including multilateral shape, bait cast box lower end is equipped with feeding device, and feeding device side surface connects at least one net cage by conveying pipeline, is equipped with agitating device inside bait cast box and connect with the motor that bait cast box upper end is arranged by shaft.By being equipped with feeding device in bait cast box lower end, feeding device side surface connects at least one net cage by conveying pipeline, bait bait throwing in efficiency can be increased, be suitable for intensive culture bait throwing in, agitating device is equipped with inside bait cast box and is connect with the motor that bait cast box upper end is arranged by shaft, it can be under motor effect, it drives the agitating device of shaft surface connection to be stirred the intracorporal bait of bait case, before launching bait, more loosely, dries, it is easy to feed, improves bait and launch efficiency.

Description

Net cage bait-laying device for fish
Technical field
The invention belongs to microorganisms technical fields, and in particular to net cage bait-laying device for fish.
Background technique
China is aquaculture big country and big export country, and fish culture in net pen occupies wherein sizable ratio, currently, I The aquaculture bait throwing in of state, mainly shed with artificial or small-sized Autoamtic bait putting machine based on, and domestic device for feeding fish bait is mostly fixed-point type, Since position is fixed, there is feeding unevenly, feed waste measures the problems such as inaccurate.External import bait throwing in equipment, automation Degree is high, but price is high, is not suitable for domestic breeding environment.So the cage culture Autoamtic bait putting machine of suitable for China is designed, it is real Existing mobile feeding and quantitative feeding, are very important.
Summary of the invention
The purpose of the present invention is to provide net cage bait-laying device for fish, have bait and launch diversity, launch loose, extension bait The advantages of residence time in water body increases bait by feeding rate, improves bait utilization.
The technical solution that the present invention is taken to achieve the above object are as follows: net cage bait-laying device for fish, the throwing including multilateral shape Bait case, bait cast box lower end are equipped with feeding device, and feeding device side surface connects at least one net cage, bait cast box by conveying pipeline Inside is equipped with agitating device and is connect with the motor that bait cast box upper end is arranged by shaft.By being equipped with conveying in bait cast box lower end Device, feeding device side surface connect at least one net cage by conveying pipeline, can increase bait bait throwing in efficiency, are suitable for intensive Change cultivation bait throwing in, agitating device is equipped with inside bait cast box and is connect with the motor that bait cast box upper end is arranged by shaft, Neng Gou Under motor effect, the agitating device of shaft surface connection is driven to be stirred the intracorporal bait of bait case, before launching bait, It is more loose, dry, it is easy to feed, improves bait and launch efficiency.
Preferably, bait cast box upper surface is equipped with solar energy electroplax, four chow ring of solar energy electroplax is laid with bait lid, bait throwing in Cabinet frame is floatability material.Bait throwing in cabinet frame is floatability material, is easy to bait cast box and bubbles through the water column, bait cast box upper surface is equipped with Solar energy electroplax, for providing required electric energy for each power part of device, making device energy saving in running ring by absorbing solar energy It protects, the bait lid that four chow ring of solar energy electroplax is laid with stores required bait after being used to open.
Preferably, bait lid lower end is correspondingly provided with multiple storage tanks in deposit in top in bait cast box, different storage tanks The bait of variety classes and form.Bait lid lower end is correspondingly provided with multiple storage tanks in top in bait cast box, different storage tanks The bait for laying in variety classes and form launches bait more flexible, various, improves the practicability of device.
Preferably, agitating device, the stirring pipe including at least two rounds, stirring pipe internal surface ring cloth are connected with Extension bar, the connecting rod other end connect shaft surface, and connecting rod top and bottom are equipped with sliding rail, are equipped with slide bar, slide bar between upper and lower slide rail Medial surface is connected to shaft surface by stirring net.By the way that the stirring pipe of at least two rounds is arranged, pipe internal surface ring is stirred Cloth is connected with connecting rod, and the connecting rod other end connects shaft surface, under motor effect, can be rotated by shaft and drive stirring Pipe rotation, is stirred bait, meanwhile, the heating ring in the feeding device of agitating device lower end setting can be to bait cast box Interior whole heating makes thermal current full of in agitating device, and connecting rod top and bottom are equipped with sliding rail, is equipped with slide bar between upper and lower slide rail, Slide bar medial surface is connected to shaft surface by stirring net, makes in stirring pipe rotary course, under eccentricity effect, is able to drive Slide bar and stirring net stretch back and forth on the slide rail, carry out the extrusion friction on different directions to bait, are stirring bait particle It mixes under the inertia force rotated on pipe and centrifugal force effect, the effect of power is lost with the particle of slide bar and stirring net collision And inner circumferential is returned, under thermal current effect of increasing, particle is driven again, constantly anti-with bait cast box peripheral wall and stirring pipe surface Multiple collision forms an eddy motion that is continuous and being twisted into rope form, while carrying out drying sterilization to bait, moreover it is possible to promote bait Expect breaking-wall cell inside particle, its partial size is made to attenuate, surface area increases, and making bait particle in water has good stability, prolongs Long bait residence time in water body increases bait by feeding rate, improves bait utilization.
Preferably, the active area of the stirring pipe in bait cast box from top to bottom gradually becomes smaller, it is equipped with below agitating device Filter screen.It is from top to bottom gradually become smaller by the active area of the stirring pipe in setting bait cast box, it can be right in whipping process Bait generates different size of active force, makes constantly to be spun upside down in bait whipping process, prevents bottom bait from accumulating, and improves The uniformity of bait stirring is equipped with filter screen below agitating device, can to the impurity and some larger particles in bait Bait be filtered, prevent blocking feeding device, ensure that the normal operation of device.
Preferably, feeding device, which is equipped with sub-feed tube, is annularly distributed in shaft rear surface, connected in the middle part of sub-feed tube using spring, It is equipped with heating ring set above sub-feed tube and is connected to shaft surface.It is annularly distributed in shaft lower end table by being equipped with sub-feed tube in feeding device Face, sub-feed tube middle part are connected using spring, and under shaft rotation, sub-material tube end elastic force carries out bait to spring into conveying pipeline It is interior, it is delivered in each net cage with this, realizes that bait precisely, is quickly launched, the heating ring being equipped with, for drying to bait It is dry.
Preferably, net cage upper end is equipped with blower, blower is connect with air hose, and air hose is equipped with multiple exhausts towards net cage inside Hole, net cage bottom are equipped with suction pump, and suction pump connect with the water-supply-pipe for being set to net cage bottom, from top to bottom distinguishes in net cage Equipped with the first purse seine and the second purse seine.By being equipped with blower in net cage upper end, blower connect with air hose, and air hose is towards setting inside net cage There are multiple gas vents, enables air to enter in net cage by the multiple row of exhausting-gas hole being arranged in air hose, prevent the bait in net cage It outbound flows, gathers bait more in box house, net cage bottom is equipped with suction pump, suction pump and is set to net cage bottom Water-supply-pipe connection, and water-supply-pipe allows to constantly generate water flow to net cage bottom, promotes bottom towards apopore is equipped in net cage on one side Portion's bait is suspended in cabinet, promotes fish to look for food, the first purse seine and the second purse seine are from top to bottom respectively equipped in net cage, can Different types of aquatic products is cultivated respectively, improves cultivation diversity.
Preferably, net cage lower end is equipped with pollution discharge bag, pollution discharge bag lower end is equipped with sealing.Net cage lower end is set and is equipped with blowdown Bag, pollution discharge bag lower end are equipped with sealing, discharge for collecting excreta caused by aquatic, and by end closure under pollution discharge bag To designated position, reduce the pollution to Cultivated water.
Compared with prior art, the invention has the benefit that bait throwing in cabinet frame is floatability material, it is floating to be easy to bait cast box In the water surface, bait cast box upper surface is equipped with solar energy electroplax, for providing institute for each power part of device by absorbing solar energy Electric energy is needed, keeps device energy saving in running environmentally friendly, the bait lid that four chow ring of solar energy electroplax is laid with, needed for being stored after being used to open Bait;Feeding device can be realized bait and precisely, quickly launch, the heating ring being equipped with, for drying to bait;Net cage Lower end is equipped with pollution discharge bag, can collect excreta caused by aquatic, and be emitted into specific bit by end closure under pollution discharge bag It sets, reduces the pollution to Cultivated water;By being equipped with feeding device in bait cast box lower end, feeding device side surface passes through defeated Expects pipe connects at least one net cage, can increase bait bait throwing in efficiency, is suitable for intensive culture bait throwing in, sets inside bait cast box The motor for having agitating device to be arranged with bait cast box upper end is connect by shaft, can be stirred, be made to the intracorporal bait of bait case Before bait is launched, more loosely, dry, it is easy to feed, improves bait and launch efficiency, so that the present apparatus is had bait and launch multiplicity Property, launch loose, the advantages of extending bait residence time in water body, increasing bait by feeding rate, improve bait utilization.
Detailed description of the invention
Fig. 1 is operation schematic diagram of the invention;
Fig. 2 is bait cast box structural schematic diagram;
Fig. 3 is the structural schematic diagram of net cage;
Fig. 4 is the structural schematic diagram of feeding device;
Fig. 5 is the structural schematic diagram of agitating device.
Description of symbols: 1 bait cast box;101 connecting rods;102 slide bars;103 stirring pipes;104 stirring nets;105 sliding rails;2 Bait lid;3 first purse seines;4 motors;5 solar energy electroplax;6 blowers;61 air hoses;7 net cages;8 conveying pipelines;9 shafts;10 stirring dresses It sets;11 filter screens;12 feeding devices;13 sub-feed tubes;14 springs;15 sieves;16 second purse seines;17 pollution discharge bags;18 sealings;19 take out Water pump;20 water-supply-pipes;21 storage tanks;22 heating rings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specific side Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
Embodiment 1:
Referring to shown in Fig. 1-4, net cage bait-laying device for fish, the bait cast box 1 including multilateral shape, 1 lower end of bait cast box is equipped with conveying dress Set 12,12 side surface of feeding device connects at least one net cage 7 by conveying pipeline 8, be equipped with inside bait cast box 1 agitating device 10 with The motor 4 of 1 upper end of bait cast box setting is connected by shaft 9.By being equipped with feeding device, feeding device side in bait cast box lower end Surface connects at least one net cage by conveying pipeline, can increase bait bait throwing in efficiency, is suitable for intensive culture bait throwing in, is throwing It is equipped with agitating device inside bait case to connect with the motor that bait cast box upper end is arranged by shaft, can be driven under motor effect The agitating device of shaft surface connection is stirred the intracorporal bait of bait case, before launching bait, more loosely, dries, It is easy to feed, improves bait and launch efficiency.
1 upper surface of bait cast box is equipped with solar energy electroplax 5, and 5 four chow ring of solar energy electroplax is laid with bait lid 2,1 frame of bait cast box Frame is floatability material.Bait throwing in cabinet frame is floatability material, is easy to bait cast box and bubbles through the water column, and bait cast box upper surface is equipped with the sun Energy battery plate absorbs solar energy for passing through, provides required electric energy for each power part of device, keeps device energy saving in running environmentally friendly, The bait lid that four chow ring of solar energy electroplax is laid with, stores required bait after being used to open.
It is different in deposit in top in bait cast box 1, different storage tanks 21 that 2 lower end of bait lid is correspondingly provided with multiple storage tanks 21 The bait of type and form.Bait lid lower end is correspondingly provided with multiple storage tanks in deposit in top in bait cast box, different storage tanks The bait of variety classes and form launches bait more flexible, various, improves the practicability of device.
The active area of stirring pipe 103 in bait cast box 1 from top to bottom gradually becomes smaller, and filtering is equipped with below agitating device 10 Net 11.It is from top to bottom gradually become smaller by the active area of the stirring pipe in setting bait cast box, it can be in whipping process, to bait Material generates different size of active force, makes constantly to be spun upside down in bait whipping process, prevents bottom bait from accumulating, improves The uniformity of bait stirring, filter screen is equipped with below agitating device, can be to the impurity and some larger particles in bait Bait is filtered, and is prevented blocking feeding device, be ensure that the normal operation of device.
Feeding device 12 is equipped with sub-feed tube 13 and is annularly distributed in 9 rear surface of shaft, is connected in the middle part of sub-feed tube 13 using spring 14, It is equipped with heating ring 22 above sub-feed tube 13 and is socketed on 9 surface of shaft.By in the case where feeding device is annularly distributed in shaft equipped with sub-feed tube End surfaces, sub-feed tube middle part are connected using spring, and under shaft rotation, sub-material tube end elastic force carries out bait to spring into conveying It in pipe, is delivered in each net cage with this, realizes that bait precisely, is quickly launched, the heating ring that is equipped with, for being carried out to bait Drying.
7 upper end of net cage is equipped with blower 6, and blower 6 connect with air hose 61, air hose 61 towards inside net cage 7 equipped with multiple gas vents, 7 bottom of net cage is equipped with suction pump 19, and suction pump 19 is connect with the water-supply-pipe 20 for being set to 7 bottom of net cage, in net cage 7 by up to Under be respectively equipped with the first purse seine 3 and the second purse seine 16.By being equipped with blower in net cage upper end, blower is connect with air hose, air hose court It is equipped with multiple gas vents inside net cage, enables air to enter in net cage by the multiple row of exhausting-gas hole being arranged in air hose, prevents net Bait in case outbound flows, and gathers bait more in box house, and net cage bottom is equipped with suction pump, suction pump be set to The water-supply-pipe of net cage bottom connects, and water-supply-pipe allows to constantly generate net cage bottom towards apopore is equipped on one side in net cage Water flow promotes bottom bait to be suspended in cabinet, and fish is promoted to look for food, and the first purse seine and the are from top to bottom respectively equipped in net cage Two purse seines can cultivate different types of aquatic products respectively, improve cultivation diversity.
7 lower end of net cage is equipped with pollution discharge bag 17, and 17 lower end of pollution discharge bag is equipped with sealing 18.Net cage lower end is set and is equipped with pollution discharge bag, Pollution discharge bag lower end is equipped with sealing, is emitted into for collecting excreta caused by aquatic, and by end closure under pollution discharge bag Designated position reduces the pollution to Cultivated water.
Embodiment 2:
As shown in figure 5, the prioritization scheme of the present embodiment on the basis of embodiment 1 are as follows: agitating device 10, including at least two circles The stirring pipe 103 of shape, 103 inner surface ring cloth of stirring pipe are connected with connecting rod 101, and 101 other end of connecting rod connects 9 table of shaft Face, 101 top and bottom of connecting rod are equipped with sliding rail 105, slide bar 102 are equipped between upper and lower slide rail 105,102 medial surface of slide bar is by stirring It mixes net 104 and is connected to 9 surface of shaft.By the way that the stirring pipe of at least two rounds is arranged, stirring pipe internal surface ring cloth is connected with Connecting rod, the connecting rod other end connect shaft surface, under motor effect, can be rotated by shaft and drive stirring pipe rotation, Bait is stirred, meanwhile, agitating device lower end setting feeding device in heating ring, can in bait cast box integrally plus Heat makes thermal current full of in agitating device, and connecting rod top and bottom are equipped with sliding rail, and slide bar, slide bar inside are equipped between upper and lower slide rail Face by stir net be connected to shaft surface, make in stirring pipe rotary course, eccentricity effect under, be able to drive slide bar and Stirring net stretch back and forth on the slide rail, to bait carry out different directions on extrusion friction, make bait particle in stirring pipe by Under inertia force and the centrifugal force effect of rotation, the effect of power is lost with the particle of slide bar and stirring net collision and returns to inner circumferential, Under thermal current effect of increasing, particle is driven again, constantly with bait cast box peripheral wall and stirring pipe surface impact several times, is formed One eddy motion that is continuous and being twisted into rope form, while carrying out drying sterilization to bait, moreover it is possible to promote thin inside bait particle Born of the same parents' broken wall makes its partial size attenuate, and surface area increases, and making bait particle in water has good stability, extends bait in water body Interior residence time increases bait by feeding rate, improves bait utilization.
Embodiment 3:
The working principle of net cage bait-laying device for fish of the present invention are as follows: net cage 7 is connected into the setting of 1 lower end of bait cast box by 8 ring cloth of conveying pipeline 12 surface of feeding device, and the device is put into specified waters, drives agitating device 10 to rotate by motor 4, make in bait 1 Bait, stirred by agitating device 10, and be delivered to bait in net cage 7 by conveying pipeline 8 by feeding device 12, realize net Case bait bait throwing in, setting 7 lower end of net cage are equipped with pollution discharge bag 17, and 17 lower end of pollution discharge bag is equipped with sealing, for collecting aquatic institute The excreta of generation, and designated position is emitted by the lower end closure 18 of pollution discharge bag 17, reduce the pollution to Cultivated water, throws 1 upper surface of bait case is equipped with solar energy electroplax 5, for providing required electric energy for each power part of device by absorption solar energy, Keep device energy saving in running environmentally friendly, the bait lid that four chow ring of solar energy electroplax is laid with stores required bait after being used to open.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (8)

1. net cage bait-laying device for fish, the bait cast box (1) including multilateral shape, it is characterised in that: bait cast box (1) lower end is equipped with Feeding device (12), feeding device (12) side surface connect at least one net cage (7), the bait throwing in by conveying pipeline (8) It is equipped with agitating device (10) inside case (1) and is connect with the motor (4) that bait cast box (1) upper end is arranged by shaft (9).
2. net cage bait-laying device for fish according to claim 1, it is characterised in that: bait cast box (1) upper surface is equipped with the sun Energy battery plate (5), (5) four chow ring of solar energy electroplax are laid with bait lid (2), and bait cast box (1) frame is floatability material Matter.
3. net cage bait-laying device for fish according to claim 2, it is characterised in that: bait lid (2) lower end is correspondingly provided with more A storage tank (21) is in the bait of deposit variety classes and form in top in bait cast box (1), the difference storage tank (21).
4. net cage bait-laying device for fish according to claim 1, it is characterised in that: the agitating device (10), including at least two The stirring pipe (103) of a round, stirring pipe (103) the inner surface ring cloth are connected with connecting rod (101), the connecting rod (101) other end connects shaft (9) surface, and connecting rod (101) top and bottom are equipped with sliding rail (105), the upper and lower slide rail (105) slide bar (102) are equipped between, slide bar (102) medial surface is connected to shaft (9) surface by stirring net (104).
5. net cage bait-laying device for fish according to claim 4, it is characterised in that: the stirring pipe (103) in the bait cast box (1) Active area from top to bottom gradually become smaller, be equipped with filter screen (11) below the agitating device (10).
6. net cage bait-laying device for fish according to claim 1, it is characterised in that: the feeding device (12) is equipped with sub-feed tube (13) it is annularly distributed in shaft (9) rear surface, is connected in the middle part of the sub-feed tube (13) using spring (14), on the sub-feed tube (13) Side is equipped with heating ring (22) and is socketed on shaft (9) surface.
7. net cage bait-laying device for fish according to claim 1, it is characterised in that: net cage (7) upper end is equipped with blower (6), The blower (6) connect with air hose (61), and the air hose (61) is equipped with multiple gas vents, the net cage (7) towards net cage (7) is internal Bottom is equipped with suction pump (19), and the suction pump (19) connect with the water-supply-pipe (20) for being set to net cage (7) bottom, the net The first purse seine (3) and the second purse seine (16) are from top to bottom respectively equipped in case (7).
8. net cage bait-laying device for fish according to claim 7, it is characterised in that: net cage (7) lower end is equipped with pollution discharge bag (17), pollution discharge bag (17) lower end is equipped with sealing (18).
CN201910013750.5A 2019-01-08 2019-01-08 Net cage bait feeding device Active CN109619011B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN109619011B CN109619011B (en) 2022-02-08

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Publication number Priority date Publication date Assignee Title
CN112897630A (en) * 2021-01-15 2021-06-04 中润祥实业发展有限公司 Light quantum water body environment treatment system and purification control method thereof
CN112931322A (en) * 2021-04-13 2021-06-11 中国水产科学研究院黑龙江水产研究所 Aquaculture pond shade and feeding system

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GB1505294A (en) * 1975-04-07 1978-03-30 Neff G Feeding insects to aquatic animals
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