CN108901973A - A kind of oxygenation feeding mixing device of aquaculture - Google Patents
A kind of oxygenation feeding mixing device of aquaculture Download PDFInfo
- Publication number
- CN108901973A CN108901973A CN201810740786.9A CN201810740786A CN108901973A CN 108901973 A CN108901973 A CN 108901973A CN 201810740786 A CN201810740786 A CN 201810740786A CN 108901973 A CN108901973 A CN 108901973A
- Authority
- CN
- China
- Prior art keywords
- support frame
- surge chamber
- mixing device
- sliding seat
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000006213 oxygenation reaction Methods 0.000 title claims abstract description 20
- 238000009360 aquaculture Methods 0.000 title claims abstract description 19
- 244000144974 aquaculture Species 0.000 title claims abstract description 19
- 239000004744 fabric Substances 0.000 claims abstract description 14
- 238000009826 distribution Methods 0.000 claims abstract description 9
- 238000002955 isolation Methods 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000003860 storage Methods 0.000 claims description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 14
- 229910052760 oxygen Inorganic materials 0.000 abstract description 14
- 239000001301 oxygen Substances 0.000 abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 238000005276 aerator Methods 0.000 abstract description 4
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000005192 partition Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000238557 Decapoda Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 238000009372 pisciculture Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
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
- A01K61/80—Feeding devices
-
- 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
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
Abstract
The invention discloses a kind of oxygenation of aquaculture to feed mixing device,Including mixing device ontology,Surge chamber is equipped in mixing device ontology,Surge chamber side is equipped with mixing chamber,Isolation feeding-distribution device is equipped in surge chamber and mixing chamber,It includes motion stops that feeding-distribution device, which is isolated,,Support frame,Through hole,Mounting base,Fixed block,Cylinder,Support rod,Sliding seat,Shaft,Rotor plate and waterproof cloth,Motion stops are equipped with support frame,Support frame activity is in through hole,Through hole is located in mounting base,Make it possible to carry out oxygenation simultaneously and feeds work,Accelerate working efficiency,It operates simpler,It can carry out individually supplying oxygen simultaneously and not feed,It enables the invention to be suitable for a variety of situations,Make it possible to effectively efficiently protect aerator and feed not by Water Damage,Increase the service life of device,Eliminate security risk,And then it is effectively controlled cost,Keep income bigger,Operation of the present invention is simple,It is practical,Convenient for promoting the use of.
Description
Technical field
The present invention relates to technical field of aquaculture equipment, mixing device is fed in the oxygenation of specially a kind of aquaculture.
Background technique
Aquaculture is the production activity of the lower breeding of artificial control, cultivation and harvest aquatic animals and plants.It is commonly included in people
The overall process of aquatic products is formed under work feeding management from seed.It broadly may also comprise Enhancement of fishery resources.Aquaculture has slightly
The modes such as feeding, intensive culture and high density culture.Extensive cultivation is that seed is launched in medium and small natural water area, is supported completely by natural bait
It breeds fish at aquatic products, such as lake and reservoir and supports shellfish with shallow sea.Intensive culture is to form aquatic products with bait throwing in, fertilizing method in compared with small size pond
Product, such as aqiuculrue, fish culture in net pen and enclosure culture, net enclosure culture.High density culture is using flowing water, temperature control, oxygenation and feeds high-quality bait
The methods of, high-density breeding is carried out in small size pond, to obtain high yield, such as Running Water Intensive Fish Farming, shrimp.
Prior art discloses application No. is a kind of oxygenation of aquaculture of CN201621438443.X to feed mixing dress
It sets, the invention discloses a kind of oxygenation of aquaculture to feed mixing device, is related to technical field of aquaculture equipment, and being used for will
Feed, which is mixed in, to be passed through in water-bed air-flow, the mixing device ontology including inner hollow, be equipped in the mixing device ontology every
Mixing device ontology is divided into independent surge chamber and mixing chamber by plate, the partition, and the upper end of partition is equipped with venthole, described logical
The elastic piston device for covering venthole is equipped at stomata;The surge chamber and the opposed position of venthole are equipped with air inlet
Mouthful, air inlet pipe is equipped at the air inlet;Be respectively equipped with feed inlet and discharge nozzle at the top and bottom of the mixing chamber, it is described into
Feeding-passage equipped with connection feed storage tank at material mouth, the feeding-passage are equipped with inlet control valve;Structure is simple, at low cost
It is honest and clean, short circuit caused by suck-back water is avoided, the service life of device is increased, security risk is eliminated, but sets in the prior art
It is standby complicated for operation, it effectively cannot efficiently protect blower and feed not by Water Damage, and the practicability is poor, when practical operation is not achieved
Water and blower it is completely isolated, thus it is proposed that a kind of oxygenation of aquaculture feeds mixing device for solving above-mentioned ask
Topic.
Summary of the invention
The purpose of the present invention is to provide a kind of oxygenation of aquaculture to feed mixing device, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the present invention provides the following technical solutions:A kind of oxygenation feeding mixing device of aquaculture,
Including mixing device ontology, surge chamber is equipped in the mixing device ontology, the surge chamber side is equipped with mixing chamber, described slow
It rushes in room and mixing chamber and is equipped with isolation feeding-distribution device, the isolation feeding-distribution device includes motion stops, support frame, through hole, installation
Seat, fixed block, cylinder, support rod, sliding seat, shaft, rotor plate and waterproof cloth, the motion stops are equipped with support frame, described
In through hole, the through hole is located in mounting base for support frame activity, and the mounting base fixation is located at surge chamber and mixing chamber
Between, support frame as described above side is fixed with fixed block, and the lower end of fixing block is equipped with cylinder, and the cylinder is located at mixing chamber
It is interior, it is hinged with support rod above the fixed block, sliding seat is hinged on the support rod, the sliding seat is rotated by shaft
It is mounted in surge chamber, the sliding seat is equipped with rotor plate, is equipped with waterproof cloth below the rotor plate, the waterproof cloth is fixed
It is connected on sliding seat lower end surface, inlet valve is equipped with above the rotor plate, is equipped with storage compartment, the storage above the inlet valve
Material room is located in mixing device ontology.
Preferably, the motion stops width is equal to the width of surge chamber, and it is left that the height of the motion stops is greater than surge chamber
The height of side end face, the motion stops side are equipped with gasket and closely fitting surge chamber side, are equipped with below the surge chamber
Drain valve.
Preferably, support frame as described above is " L " word shape that angle is greater than 100 degree, and support frame as described above is being run through by fixture block
It is moved up and down in hole, the through hole is cross shape through hole, and support frame as described above runs through and up and down in through hole.
Preferably, the fixed block is trapezoidal shape, and the upper end of fixing block face is to fall from left to right, the fixed block length
Degree is greater than cylinder and is located at the length at mixing chamber, and fixed block two sides are equipped with gasket.
Preferably, the rotor plate is equipped with multiple groups and is evenly distributed in sliding seat, and the rotor plate turns by the way that roller bearing is fixed
It moves in sliding seat, the waterproof cloth length is equal to the vertical range of sliding seat lower end surface and mounting base.
Compared with prior art, the beneficial effects of the invention are as follows:
1. the present invention starts to supply oxygen, oxygen is left-to-right by surge chamber first, by sliding seat lower end, blows rotor plate, makes each group
Rotor plate separation generates interval, and then oxygen enters mixing chamber, opens inlet valve at this time, and feed enters each group by storage compartment and turns
The gap of movable plate falls on upper end of fixing block face and slides into mixing chamber side, while feed reaches mixing chamber outlet together with oxygen, together
When complete oxygenation and feed work, make it possible to carry out oxygenation simultaneously and feed work, accelerate working efficiency, operate it is simpler, together
When can carry out individually supply oxygen do not feed, enable the invention to be suitable for a variety of situations.
2. suck-back situation occurs simultaneously, oxygen supply is closed, telescopic cylinder pushes up fixed block, pushes by support rod
Sliding seat is bonded sliding seat at inlet valve lower port closely, by oxygen feeding stop, multiple groups rotor plate overlapping closure, prevent water into
Enter in storage compartment, simultaneously because fixed block is mobile, make support frame that motion stops be pushed to do same movement, then motion stops partition buffering
Room makes aerator and side buffer indoor water segregation, makes it possible to effectively aerator and feed efficiently be protected not to be damaged by water
It is bad, the service life of device is increased, eliminates security risk, and then be effectively controlled cost, keeps income bigger, the present invention
It is easy to operate, it is practical, convenient for promoting the use of.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is sliding seat structural schematic diagram of the present invention;
Fig. 3 is mounting base structure sectional view of the present invention.
In figure:1 mixing device ontology, 2 surge chambers, 3 isolation feeding-distribution devices, 301 motion stops, 302 support frames, 303 are run through
Hole, 304 mounting bases, 305 fixed blocks, 306 cylinders, 307 support rods, 308 sliding seat, 309 shafts, 310 rotor plates, 311 waterproofs
Cloth, 4 mixing chambers, 5 inlet valves, 6 storage compartments.
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.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution:A kind of oxygenation feeding mixing device of aquaculture, packet
It includes mixing device ontology 1, is equipped with surge chamber 2 in mixing device ontology 1,2 side of surge chamber is equipped with mixing chamber 4, surge chamber 2 and mixed
It closes and is equipped with isolation feeding-distribution device 3 in room 4, isolation feeding-distribution device 3 includes motion stops 301, support frame 302, through hole 303, installation
Seat 304, fixed block 305, cylinder 306, support rod 307, sliding seat 308, shaft 309, rotor plate 310 and waterproof cloth 311, activity
Plug 301 is equipped with support frame 302, and 301 width of motion stops is equal to the width of surge chamber 2, and the height of motion stops 301 is greater than buffering
The height of 2 left end face of room, 301 side of motion stops are equipped with gasket and closely fitting 2 side of surge chamber, set below surge chamber 2
There is drain valve.
Further, Fig. 1-3 is please referred to, for 302 activity of support frame in through hole 303, through hole 303 is located at mounting base
On 304, support frame 302 is " L " word shape that angle is greater than 100 degree, and support frame 302 is upper and lower in through hole 303 by fixture block
Mobile, through hole 303 is cross shape through hole, and support frame 302 runs through and up and down in through hole 303.
Further, Fig. 1-3 is please referred to, the fixation of mounting base 304 is located between surge chamber 2 and mixing chamber 4, support frame 302
Side is fixed with fixed block 305, and 305 lower end of fixed block is equipped with cylinder 306, and fixed block 305 is trapezoidal shape, on fixed block 305
End face is to fall from left to right, and 305 length of fixed block is greater than cylinder 306 and is located at the length at mixing chamber 4, and 305 liang of fixed block
Side is equipped with gasket.
Further, Fig. 1-3 is please referred to, cylinder 306 is located in mixing chamber 4, is hinged with support rod above fixed block 305
307, sliding seat 308 is hinged on support rod 307, sliding seat 308 is rotatably installed in surge chamber 2 by shaft 309, sliding seat
308 are equipped with rotor plate 310, waterproof cloth 311 are equipped with below rotor plate 310, rotor plate 310 is equipped with multiple groups and is evenly distributed on activity
On seat 308, through the fixed rotation of roller bearing in sliding seat 308,311 length of waterproof cloth is equal under sliding seat 308 rotor plate 310
The vertical range of end face and mounting base 304.
Further, referring to Fig. 1, waterproof cloth 311 is fixedly connected on 308 lower end surface of sliding seat, 310 top of rotor plate
Equipped with inlet valve 5, it is equipped with storage compartment 6 above inlet valve 5, storage compartment 6 is located in mixing device ontology 1.
Working principle:The present invention starts to supply oxygen, and oxygen is left-to-right by surge chamber 2 first, by 308 lower end of sliding seat, blows
Turn movable plate 310 makes the separation of each group rotor plate 310 generate interval, and then oxygen enters mixing chamber 4, opens inlet valve 5 at this time,
Feed enters the gap of each group rotor plate 310 by storage compartment 6, falls on 305 upper surface of fixed block and slides into 4 side of mixing chamber, together
When feed mixing chamber outlet is reached together with oxygen, be completed at the same time oxygenation and feed work, while when suck-back situation occurs, closing and supplying
Oxygen, telescopic cylinder 306 push up fixed block 305, push sliding seat 308 by support rod 307, paste sliding seat 308 closely
It closes at 5 lower port of inlet valve, by oxygen feeding stop, the overlapping closure of multiple groups rotor plate 310 prevents water from entering in storage compartment 6, while by
It is mobile in fixed block 305, make support frame 302 that motion stops 301 be pushed to do same movement, then motion stops 301 separate surge chamber 2,
Make the water segregation in aerator and side surge chamber 2.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. mixing device, including mixing device ontology are fed in a kind of oxygenation of aquaculture(1), it is characterised in that:The mixing
Device noumenon(1)It is interior to be equipped with surge chamber(2), the surge chamber(2)Side is equipped with mixing chamber(4), the surge chamber(2)And mixing
Room(4)It is interior to be equipped with isolation feeding-distribution device(3), the isolation feeding-distribution device(3)Including motion stops(301), support frame(302), pass through
Perforation(303), mounting base(304), fixed block(305), cylinder(306), support rod(307), sliding seat(308), shaft
(309), rotor plate(310)And waterproof cloth(311), the motion stops(301)It is equipped with support frame(302), support frame as described above
(302)Activity is in through hole(303)It is interior, the through hole(303)It is located at mounting base(304)On, the mounting base(304)It is fixed
It is located at surge chamber(2)And mixing chamber(4)Between, support frame as described above(302)Side is fixed with fixed block(305), the fixation
Block(305)Lower end is equipped with cylinder(306), the cylinder(306)It is located at mixing chamber(4)It is interior, the fixed block(305)Top is hinged
There is support rod(307), the support rod(307)On be hinged with sliding seat(308), the sliding seat(308)Pass through shaft(309)
It is rotatably installed in surge chamber(2)It is interior, the sliding seat(308)It is equipped with rotor plate(310), the rotor plate(310)Lower section is set
There is waterproof cloth(311), the waterproof cloth(311)It is fixedly connected on sliding seat(308)On lower end surface, the rotor plate(310)On
Side is equipped with inlet valve(5), the inlet valve(5)Top is equipped with storage compartment(6), the storage compartment(6)Positioned at mixing device ontology
(1)It is interior.
2. mixing device is fed in a kind of oxygenation of aquaculture according to claim 1, it is characterised in that:The motion stops
(301)Width is equal to surge chamber(2)Width, the motion stops(301)Height be greater than surge chamber(2)The height of left end face
Degree, the motion stops(301)Side is equipped with gasket and is bonded surge chamber closely(2)Side, the surge chamber(2)Lower section is equipped with
Drain valve.
3. mixing device is fed in a kind of oxygenation of aquaculture according to claim 1, it is characterised in that:Support frame as described above
(302)It is greater than 100 degree " L " word shape, support frame as described above for angle(302)By fixture block in through hole(303)It is moved down on interior
It is dynamic, the through hole(303)For cross shape through hole, support frame as described above(302)Run through and up and down in through hole
(303)It is interior.
4. mixing device is fed in a kind of oxygenation of aquaculture according to claim 1, it is characterised in that:The fixed block
(305)For trapezoidal shape, the fixed block(305)Upper surface is to fall from left to right, the fixed block(305)Length is greater than cylinder
(306)Positioned at mixing chamber(4)The length at place, and fixed block(305)Two sides are equipped with gasket.
5. mixing device is fed in a kind of oxygenation of aquaculture according to claim 1, it is characterised in that:The rotor plate
(310)Sliding seat is evenly distributed on equipped with multiple groups(308)On, the rotor plate(310)By the fixed rotation of roller bearing in sliding seat
(308)It is interior, the waterproof cloth(311)Length is equal to sliding seat(308)Lower end surface and mounting base(304)Vertical range.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810740786.9A CN108901973A (en) | 2018-07-08 | 2018-07-08 | A kind of oxygenation feeding mixing device of aquaculture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810740786.9A CN108901973A (en) | 2018-07-08 | 2018-07-08 | A kind of oxygenation feeding mixing device of aquaculture |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108901973A true CN108901973A (en) | 2018-11-30 |
Family
ID=64423827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810740786.9A Pending CN108901973A (en) | 2018-07-08 | 2018-07-08 | A kind of oxygenation feeding mixing device of aquaculture |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108901973A (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012239414A (en) * | 2011-05-19 | 2012-12-10 | Aquatech Japan Inc | Water treatment apparatus for culture pond |
CN206390044U (en) * | 2016-12-26 | 2017-08-11 | 泸州利圆亿蛙水产养殖有限公司 | A kind of oxygenation for aquaculture, which is thrown, raises integrated device |
CN206390043U (en) * | 2016-12-26 | 2017-08-11 | 泸州利圆亿蛙水产养殖有限公司 | A kind of oxygenation of aquaculture, which is thrown, raises mixing device |
-
2018
- 2018-07-08 CN CN201810740786.9A patent/CN108901973A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012239414A (en) * | 2011-05-19 | 2012-12-10 | Aquatech Japan Inc | Water treatment apparatus for culture pond |
CN206390044U (en) * | 2016-12-26 | 2017-08-11 | 泸州利圆亿蛙水产养殖有限公司 | A kind of oxygenation for aquaculture, which is thrown, raises integrated device |
CN206390043U (en) * | 2016-12-26 | 2017-08-11 | 泸州利圆亿蛙水产养殖有限公司 | A kind of oxygenation of aquaculture, which is thrown, raises mixing device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206525350U (en) | A kind of automatic charging device used for aquiculture | |
CN107136007A (en) | A kind of clear bottom decontamination apparatus of aquaculture | |
CN107691310A (en) | A kind of breed in stew breeding apparatus | |
CN206760463U (en) | A kind of aquaculture feed delivery device | |
CN109042432A (en) | A kind of pond aquaculture feeding apparatus | |
CN108834988A (en) | A kind of aquaculture uniform feeding device | |
CN206909447U (en) | It is a kind of to be used for aquatic ecological culturing and the device of fishing | |
CN107889779A (en) | A kind of portable material-strewing device used for aquiculture | |
CN215123378U (en) | Intelligent crab and shrimp breeding box capable of automatically trapping food | |
CN211746282U (en) | Fishpond with automatic cleaning and oxygenation functions | |
CN204670136U (en) | A kind of aquaculture distributing charging device | |
CN108901973A (en) | A kind of oxygenation feeding mixing device of aquaculture | |
CN207940228U (en) | A kind of aquaculture distributing charging device | |
CN208016692U (en) | A kind of aquaculture distributing charging device | |
CN207639508U (en) | A kind of fishing device used for aquiculture | |
CN208228085U (en) | A kind of drop aeration-type aquaculture pond | |
CN214431115U (en) | Fishery is bred with automatic feeding device | |
CN115968814A (en) | Perch micropterus salmoides fry breeding method | |
CN109511596A (en) | A kind of culturing marine products adjustable space aquaculture pond | |
CN206390044U (en) | A kind of oxygenation for aquaculture, which is thrown, raises integrated device | |
CN108935283A (en) | Aquaculture aerator | |
CN207707060U (en) | A kind of breed in stew breeding apparatus | |
CN111972339B (en) | Crayfish is bred with young shrimp quick separation device | |
CN207911780U (en) | A kind of material-strewing device for aquaculture | |
CN210352740U (en) | Weever breeding device that grows seedlings |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181130 |
|
WD01 | Invention patent application deemed withdrawn after publication |