CN109122541B - Improved single-shaft bidirectional gas-material integrated waterwheel type aerator - Google Patents
Improved single-shaft bidirectional gas-material integrated waterwheel type aerator Download PDFInfo
- Publication number
- CN109122541B CN109122541B CN201811011998.XA CN201811011998A CN109122541B CN 109122541 B CN109122541 B CN 109122541B CN 201811011998 A CN201811011998 A CN 201811011998A CN 109122541 B CN109122541 B CN 109122541B
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- rotating shaft
- feed
- discharge
- shaft
- collecting cavity
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- 239000000463 material Substances 0.000 title claims abstract description 87
- 238000005276 aerator Methods 0.000 title claims abstract description 21
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 14
- 238000009395 breeding Methods 0.000 claims description 7
- 230000001488 breeding effect Effects 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 230000000717 retained effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 210000003437 trachea Anatomy 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 6
- 239000001301 oxygen Substances 0.000 abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 abstract description 6
- 238000003756 stirring Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 241000883990 Flabellum Species 0.000 description 4
- 238000009360 aquaculture Methods 0.000 description 3
- 244000144974 aquaculture Species 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 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
-
- 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
-
- 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)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses an improved single-shaft bidirectional gas-material integrated waterwheel type aerator, which structurally comprises a control box, a discharge pipe, a rotating shaft, a limiting rod, a swinging paddle mechanism and a floating seat, wherein the dissolved oxygen characteristic of the waterwheel type aerator is fully utilized, the defect of pure swinging of the traditional paddle is improved, feed is filled in a material collecting cavity arranged in the control box, when the paddle swinging mechanism is started, the interior of the material collecting cavity is pressurized by an air pump to form standard atmospheric pressure, when a discharge channel in the material collecting cavity is opened, the pressure of the material collecting cavity is changed, the feed is pushed into the rotating shaft through the discharge pipe, the feed is discharged into the discharge hole through four discharge pipelines through the material distributing holes, and finally the feed is put into a culture pond, so that the blades of the aerator have the function of feeding the feed when stirring dissolved oxygen, and better feed species in the culture pond, and simultaneously reduces the waste of the feed.
Description
Technical Field
The invention relates to a waterwheel type aerator, in particular to an improved uniaxial bidirectional gas-material integrated waterwheel type aerator.
Background
The waterwheel type automatic aerator is mainly used for aquaculture, in the aquaculture pond, usually, one to two waterwheel type automatic aerators can be placed to increase the oxygen solubility in the pond to promote the flow of water, and aquaculture not only needs to keep the oxygen solubility in water and is also comparatively important to the input of fodder, and most fodder is put in and all is through the artifical material that spills of timing ration, the manual work is at the in-process of spilling the material because the area is wider can't accurately be mastered, in spilling the material, often accompanied with some fodder and dropped on the automatic aerator, and the fodder of spilling on the automatic aerator just can't be eaten, consequently, cause the material waste.
Disclosure of Invention
Aiming at the problems, the invention provides an improved single-shaft bidirectional gas-material integrated waterwheel type aerator.
In order to achieve the purpose, the invention is realized by the following technical scheme: an improved single-shaft bidirectional gas-material integrated waterwheel type aerator which structurally comprises a control box, a discharge pipe, a rotating shaft, a limiting rod, a swing paddle mechanism and a floating seat, the control box comprises an air pipe, an air pump, a material collecting cavity and a motor, the bottom end of the control box is welded together through the outer surface of a material discharging pipe which is horizontally fixed and parallel to the rotating shaft, the rotating shaft is in transmission fit with a coupler of the motor, the two ends of the floating seat are respectively fixed on the floating seat through the penetrating limiting rods, the floating seat and the limiting rods are mechanically connected, the swing paddle mechanism is mechanically connected with the left end and the right end of the rotating shaft, the air pump is matched with the material collecting cavity through air pipes arranged on the two sides, the discharge hole of the material collecting cavity is communicated with the discharge pipe which is opposite to the feeding hole of the motor, the discharge hole of the discharge pipe is communicated with the inside of the rotating shaft, and the inside of the rotating shaft is of a hollow structure.
The invention has the beneficial effects that: the invention fully utilizes the dissolved oxygen characteristic of a waterwheel type aerator, improves the defect of pure swing of the traditional paddle, feeds are filled in a material collecting cavity arranged in a control box, when a paddle swing mechanism is started, the inside of the material collecting cavity is pressurized by an air pump to form a standard atmospheric pressure, when a discharge channel in the material collecting cavity is opened, the pressure of the material collecting cavity is changed, the feeds are pushed into a rotating shaft through a discharge pipe, meanwhile, the feeds left in the rotating shaft are sent into a shaft core under the adsorption action of rotating blades, the rotating blades can generate the adsorption force on the feeds and can carry out pre-crushing treatment on the feeds under high-speed rotation, the pretreated feeds are discharged into discharge holes through four discharge pipelines through the material distributing holes and are finally put into a culture pond, and the paddle of the aerator has the function of feeding the feeds when stirring the dissolved oxygen, better supplies food for species in the culture pond, and reduces the waste of feed.
As a further improvement of the invention, the swing blade mechanism comprises two blades, discharge holes, a material distribution disc and a material distribution rotating shaft, wherein the two blades are butted through the material distribution rotating shaft fixed by welding, more than two discharge holes are uniformly formed in the surface of each blade, and the material distribution disc is arranged in the center of the material distribution rotating shaft and fixed with the rotating shaft.
As a further improvement of the present invention, the material distribution disk includes material distribution holes, drying strips, four discharge pipes, four rotating blades and a shaft core, the drying strips are uniformly distributed on the outer circumferential surface of the material distribution disk in a circumferential manner, the material distribution holes and the drying strips are distributed on the same circumferential surface, the rotating blades and the shaft core are installed on the same central shaft, the rotating blades are arranged inside the shaft core, the blades arranged on the rotating blades are matched with the shaft core and are not in contact with the shaft core, the four discharge pipes are arranged, and the connecting positions of the four discharge pipes are internally tangent to the outer circumferential edge of the shaft core, and the four discharge pipes and the shaft core are of an integrated structure.
As a further improvement of the invention, the blades and the material distribution rotating shaft are integrated, and an internal hollow channel of the discharge hole is communicated with the inside of the material distribution rotating shaft, so that the discharge is realized.
As a further improvement of the invention, the drying strips are provided with more than two drying strips, a material distributing hole is arranged between every two drying strips, and the material distributing hole is matched with the four discharging pipelines, so that the discharged materials are uniformly and quantitatively discharged, and the condition of channel blockage in the discharging process is prevented.
As a further improvement of the invention, the material distributing holes and the outer ring edge of the circumferential surface where the drying strips are located are directly contacted and fixed with the material distributing rotating shaft, and the discharged materials can be dried through the design of the drying strips, so that the quality of the materials is prevented from being influenced by over-humidity.
As a further improvement of the invention, the circumferential surface of the shaft core is 1cm thick, the shaft core and the rotating shaft are welded together through the thickness and are communicated with each other, and the hollow design is matched with the rotating fan blades, so that the materials can be pretreated while feeding is realized.
As a further improvement of the invention, the shaft core of the rotating fan blade is connected with a rotating motor and is driven by the rotating motor.
As a further improvement of the invention, one end face of the rotating fan blade facing the rotating shaft is an adsorption port, and the end opposite to the rotating shaft is an air blowing port.
Drawings
Fig. 1 is a schematic structural view of an improved single-shaft bidirectional gas-material integrated waterwheel type aerator according to the invention.
Fig. 2 is a schematic structural view of the oscillating paddle mechanism of the present invention.
Fig. 3 is a schematic plan view of the distributing disk of the present invention.
In the figure: the device comprises a control box 1, a discharge pipe 2, a rotating shaft 3, a limiting rod 4, a swing paddle mechanism 5 and a floating seat 6, wherein the control box 1, an air pipe 11, an air pump 12, a material collecting cavity 13, a motor 14, a paddle 51, a discharge hole 52, a material distributing disc 53, a material distributing rotating shaft 54, a material distributing hole 531, a drying strip 532, a discharge pipeline 533, a rotating fan 534 and a shaft core 535.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, fig. 1 to 3 schematically show the structure of the waterwheel type aerator according to the embodiment of the invention, and the invention is further explained below with reference to the specific embodiment.
Examples
As shown in fig. 1-3, the invention provides an improved single-shaft bidirectional gas-material integrated waterwheel type aerator, which comprises a control box 1, a discharge pipe 2, a rotating shaft 3, a limiting rod 4, a swing paddle mechanism 5 and a floating seat 6, wherein the control box 1 comprises a gas pipe 11, an air pump 12, a material collecting cavity 13 and a motor 14, the bottom end of the control box 1 is welded together through the outer surface of the discharge pipe 2 which is horizontally fixed and parallel to the rotating shaft 3, the rotating shaft 3 is in transmission fit with a coupler of the motor 14, the two ends of the rotating shaft are respectively fixed on the floating seat 6 through the penetrating limiting rod 4, the floating seat 6 is mechanically connected with the limiting rod 4, the swing paddle mechanism 5 is mechanically connected with the left end and the right end of the rotating shaft 3, the air pump 12 is matched with the material collecting cavity 13 through the gas pipe 11 arranged on the two sides, the discharge port of the material collecting cavity 13 is communicated with the material inlet of the discharge pipe 2 opposite to the motor 14, the discharge port of the discharge pipe 2 is communicated with the inside of the rotating shaft 3, wherein the inside of the rotating shaft 3 is a hollow structure, the swing blade mechanism 5 comprises two blades 51, two discharge holes 52, a distribution disk 53 and a distribution rotating shaft 54, the two blades 51 are butted with each other through the distribution rotating shaft 54 fixed by welding, more than two discharge holes 52 are uniformly arranged on the surface of the blades 51, the distribution disk 53 is installed at the central part of the distribution rotating shaft 54 and fixed with the rotating shaft 3, the distribution disk 53 comprises a distribution hole 531, a drying strip 532, a discharge pipeline 533, a rotating fan 534 and a shaft core 535, the drying strip 532 is circumferentially and uniformly distributed on the outer circumferential surface of the distribution disk 53, the distribution hole 531 and the drying strip 532 are distributed on the same circumferential surface, the rotating fan 534 and the shaft core 535 are installed on the same central shaft, wherein the rotating fan 534 is arranged inside the shaft core 535, the blades arranged on the rotating blades 534 are matched with the shaft core 535 and are not contacted, four discharging pipelines 533 are arranged, the connecting positions of the four discharging pipelines 533 are internally tangent to the outer circumferential edge of the shaft core 535, the two discharging pipelines are of an integrated structure, the blades 51 and the distributing rotating shaft 54 are integrated, the inner hollow channel of the discharging hole 52 is communicated with the inner part of the distributing rotating shaft 54 to realize discharging, more than two drying strips 532 are arranged, a distributing hole 531 is arranged between every two drying strips, the distributing hole 531 is matched with the four discharging pipelines 533 to realize uniform and quantitative discharging of discharged materials, the condition of channel blockage in the discharging process is prevented, the outer ring edge of the circumferential surface where the distributing hole 531 and the drying strips 532 are positioned is directly contacted and fixed with the distributing rotating shaft 54, the discharged materials can be dried through the design of the drying strips 532, and the quality of the materials is prevented from being influenced by over-moisture, the thickness of 1cm is on the periphery of axle core 535, through this thickness and pivot 3 welding together to each other link up, this hollow design and with rotate flabellum 534 cooperation, can carry out the preliminary treatment to the material when realizing the pay-off, the axle core of rotating flabellum 534 is connected in the rotating electrical machines to drive through the rotating electrical machines, the rotating flabellum 534 faces one end face of pivot 3 and is the absorption mouth, and the one end that backs on the back of pivot 3 is the mouth of blowing.
The working principle of the waterwheel type aerator in the above technical scheme is explained as follows:
the invention stores the feed in the collecting cavity 13, the collecting cavity 13 filled with the feed is inflated under the action of the air pump 12, so that the inside generates a standard atmospheric pressure, when the swing paddle mechanism 5 is started, the motor 14 outputs a signal, the rotating shaft 3 connected with the motor is driven to rotate through the coupler, so the paddle 51 swings, in the swinging process of the paddle 51, the discharge port of the discharge pipe 2 connected with the collecting cavity 13 is opened, at the moment, the pressure of the collecting cavity 13 is released, the feed filled in the collecting cavity is discharged into the rotating shaft 3 through the discharge pipe 2, meanwhile, the shaft core 535 fixed by the rotating shaft 3 and the rotating fan 534 are coaxially installed, the two rotate synchronously, one end surface of the rotating fan 534 facing the rotating shaft 3 generates adsorption force under the high-speed rotation of the fan blades, so that the feed retained in the rotating shaft 3 is retained in the circular cavity formed by the rotating fan 534 and the shaft core 535 under the adsorption of the fan blades, and this fodder that remains in the round cavity inside can obtain preliminary stirring under the flabellum effect for the fodder is more careful, it is edible to be convenient for breed the species, this fodder through the preliminary treatment passes through discharge tube 533 complex and divides the material hole 531 to discharge, this minute material hole 531 is in the inside of dividing material pivot 54, the fodder divides material pivot 54 to discharge to breeding the pond by discharge opening 52 at last, through stirring with paddle 51 and cooperateing, this fodder can discharge to breeding the pond in, the better supplies to eat for breeding the species.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (3)
1. The utility model provides an integrative waterwheel formula oxygen-increasing machine of improved generation unipolar two-way formula gas, material, its structure includes control box (1), discharging pipe (2), pivot (3), gag lever post (4), swing paddle mechanism (5), floats seat (6), control box (1) includes trachea (11), air pump (12), the chamber of gathering materials (13), motor (14), its characterized in that: the bottom end of the control box (1) is horizontally fixed and is welded together through the outer surface of a discharge pipe (2) parallel to the rotating shaft (3), the rotating shaft (3) is in transmission fit with a coupler of a motor (14), two ends of the rotating shaft are respectively fixed on a floating seat (6) through penetrating limiting rods (4), the floating seat (6) is mechanically connected with the limiting rods (4), the swing paddle mechanisms (5) are mechanically connected to the left end and the right end of the rotating shaft (3), the air pump (12) is matched with a material collecting cavity (13) through air pipes (11) arranged on two sides, a discharge port of the material collecting cavity (13) is communicated with a material inlet of the discharge pipe (2) opposite to the motor (14), a discharge port of the discharge pipe (2) is communicated with the inside of the rotating shaft (3), and the inside of the rotating shaft (3) is of a hollow structure;
the swing blade mechanism (5) comprises two blades (51), discharge holes (52), a material distribution disc (53) and material distribution rotating shafts (54), the two blades (51) are butted through the material distribution rotating shafts (54) fixed by welding, more than two discharge holes (52) are uniformly formed in the surface of each blade (51), and the material distribution disc (53) is installed in the center of each material distribution rotating shaft (54) and fixed with the rotating shaft (3);
the material distribution disc (53) comprises material distribution holes (531), drying strips (532), material discharge pipelines (533), rotating fan blades (534) and a shaft core (535), wherein the drying strips (532) are uniformly distributed on the outer circumferential surface of the material distribution disc (53) in a circumferential manner, the material distribution holes (531) and the drying strips (532) are distributed on the same circumferential surface, the rotating fan blades (534) and the shaft core (535) are installed on the same central shaft, the rotating fan blades (534) are arranged inside the shaft core (535), the fan blades arranged on the rotating fan blades (534) are matched with the shaft core (535) and are not in contact with the shaft core (535), the material discharge pipelines (533) are four, the connecting positions of the four material discharge pipelines (533) are internally tangent to the outer circumferential edge of the shaft core (535), and the four material discharge pipelines are of an integrated structure;
the blade (51) and the material distribution rotating shaft (54) are integrated, and the hollow channel inside the discharging hole (52) is communicated with the inside of the material distribution rotating shaft (54); the drying strips (532) are more than two, a material distributing hole (531) is formed between every two drying strips, and the material distributing hole (531) is matched with the four discharging pipelines (533);
when the device is used, feed is stored in the collecting cavity (13), the collecting cavity (13) filled with the feed is inflated under the action of the air pump (12) to generate standard atmospheric pressure in the collecting cavity, when the swing paddle mechanism (5) is started, the motor (14) outputs a signal and drives the rotating shaft (3) connected with the motor through the coupler to rotate, so that the paddle (51) swings, the discharge hole of the discharge pipe (2) connected with the collecting cavity (13) is opened in the swinging process of the paddle (51), at the moment, the collecting cavity (13) is decompressed to discharge the feed filled in the collecting cavity into the rotating shaft (3) through the discharge pipe (2), meanwhile, the shaft core (535) fixed by the rotating shaft (3) and the rotating fan blade (534) are coaxially installed and synchronously rotate, one end face of the rotating fan blade (534) generates adsorption force under the high-speed rotation of the fan blade, therefore, the feed retained in the rotating shaft (3) is retained in the circular cavity formed by the rotating fan blades (534) and the shaft core (535) through the adsorption of the fan blades, the feed retained in the circular cavity can be primarily stirred under the action of the fan blades, so that the feed is more delicate and convenient for feeding of breeding species, the pretreated feed is discharged through the discharge pipe (533) matched feed distributing hole (531), the feed distributing hole (531) is positioned in the feed distributing rotating shaft (54), the feed is finally discharged into the breeding pond through the discharge hole (52) through the feed distributing rotating shaft (54), and the feed can be discharged into the breeding pond through being stirred and matched with the blades (51), and can be better fed for the breeding species.
2. The improved single-shaft bidirectional gas-material integrated waterwheel type aerator as claimed in claim 1, wherein: the material distributing hole (531) and the outer ring edge of the circumferential surface where the drying strip (532) is located are directly contacted and fixed with the material distributing rotating shaft (54).
3. The improved single-shaft bidirectional gas-material integrated waterwheel type aerator as claimed in claim 1, wherein: the circumferential surface of the shaft core (535) is 1cm thick, and is welded with the rotating shaft (3) through the thickness and communicated with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811011998.XA CN109122541B (en) | 2018-08-31 | 2018-08-31 | Improved single-shaft bidirectional gas-material integrated waterwheel type aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811011998.XA CN109122541B (en) | 2018-08-31 | 2018-08-31 | Improved single-shaft bidirectional gas-material integrated waterwheel type aerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109122541A CN109122541A (en) | 2019-01-04 |
| CN109122541B true CN109122541B (en) | 2021-09-28 |
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| CN201811011998.XA Active CN109122541B (en) | 2018-08-31 | 2018-08-31 | Improved single-shaft bidirectional gas-material integrated waterwheel type aerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109937942A (en) * | 2019-04-08 | 2019-06-28 | 盐城工业职业技术学院 | A kind of fish pond batch charger |
| CN110122389A (en) * | 2019-05-05 | 2019-08-16 | 盐城工业职业技术学院 | A kind of automatic fish pond food throwing machine |
| CN112385593A (en) * | 2020-11-18 | 2021-02-23 | 孙金平 | Landscape fishpond |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06181659A (en) * | 1991-04-02 | 1994-07-05 | Hitachi Air Conditioning & Refrig Co Ltd | Rotating aeration type organism filter |
| KR100363740B1 (en) * | 1999-06-14 | 2002-12-11 | 주식회사 네가트론 | Aaaaa |
| CN203072677U (en) * | 2013-03-01 | 2013-07-24 | 武汉明博机电设备有限公司 | Impeller-type aerator with feeding function |
| CN105454122B (en) * | 2014-09-30 | 2017-10-17 | 浙江富地机械有限公司 | A kind of oxygen-increasing chum dispenser |
| CN104396842B (en) * | 2014-10-31 | 2016-04-13 | 江苏恒深洋机械有限公司 | Long-range pneumatic feed oxygen-increasing chum dispenser |
| KR200485413Y1 (en) * | 2015-10-15 | 2018-01-04 | 강성복 | waterwheel for fishfarm |
| CN105918194A (en) * | 2016-04-30 | 2016-09-07 | 中山市翔实机械设备有限公司 | Feeding and oxygen enrichment integrated device |
| CN207185682U (en) * | 2017-08-28 | 2018-04-06 | 黄岩区第一职业技术学校 | A kind of culture pond supplies oxygen charging device with mechanization |
| CN107980703B (en) * | 2017-11-30 | 2020-12-01 | 徐州中知知识产权服务有限公司 | Aquaculture oxygenation antibacterial spray head device |
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