CN108450395B - Bubbling type fishery oxygen increasing machine - Google Patents
Bubbling type fishery oxygen increasing machine Download PDFInfo
- Publication number
- CN108450395B CN108450395B CN201810319419.1A CN201810319419A CN108450395B CN 108450395 B CN108450395 B CN 108450395B CN 201810319419 A CN201810319419 A CN 201810319419A CN 108450395 B CN108450395 B CN 108450395B
- Authority
- CN
- China
- Prior art keywords
- floater
- air
- gas injection
- bubble
- air bubble
- 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.)
- Expired - Fee Related
Links
- 230000005587 bubbling Effects 0.000 title claims abstract description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title abstract description 11
- 239000001301 oxygen Substances 0.000 title abstract description 11
- 229910052760 oxygen Inorganic materials 0.000 title abstract description 11
- 238000002347 injection Methods 0.000 claims abstract description 31
- 239000007924 injection Substances 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000002002 slurry Substances 0.000 claims description 11
- 230000001174 ascending effect Effects 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract description 25
- 238000005276 aerator Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005273 aeration Methods 0.000 abstract description 3
- 230000000630 rising effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses a bubbling type fishery aerator which comprises a centrifugal fan, a main floater, a flow distribution box and a gas injection pipe, wherein the centrifugal fan is arranged on the main floater; the centrifugal fan is horizontally arranged above the main floater, the flow distribution box is supported and arranged below the main floater, and an air outlet of the centrifugal fan is in conduction connection with a flow distribution inner cavity of the flow distribution box through an air guide pipe; the gas injection pipes are of a hard straight pipe structure, the plurality of gas injection pipes are vertically arranged and connected to the lower side of the flow dividing box, the upper ends of the gas injection pipes are communicated with the flow dividing inner cavity together, and the lower ends of the gas injection pipes are provided with gas emitting ports; the invention has simple structure, can not generate the splashing effect of the traditional aerator by adopting a bubbling type aeration mode, has quiet and stable operation, fully utilizes the energy of bubbles during rising, further improves the floating resistance of the bubbles, ensures that the bubbles are underwater for a longer time, and improves the oxygen dissolving time.
Description
Technical Field
The invention belongs to the field of oxygen increasing machines, and particularly relates to an bubbling type fishery oxygen increasing machine.
Background
In fishery aquaculture field, if the great condition of breed density under the pond water body can have the oxygen deficiency phenomenon, and then cause the problem of a large amount of deaths of fish, consequently need the oxygen-increasing machine, current oxygen-increasing machine has the consumed power big, and the noise is big, and splash splashes and causes drawbacks such as influence roadside pedestrian.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the bubbling type fishery aerator with good aeration effect.
The technical scheme is as follows: in order to achieve the aim, the bubbling type fishery aerator comprises a centrifugal fan, a main floater, a flow dividing box and a gas injection pipe;
the centrifugal fan is horizontally arranged above the main floater, the flow distribution box is supported and arranged below the main floater, and an air outlet of the centrifugal fan is in conduction connection with a flow distribution inner cavity of the flow distribution box through an air guide pipe; the gas injection pipe is of a hard straight pipe structure, the gas injection pipes are vertically arranged and connected to the lower side of the flow dividing box, the upper ends of the gas injection pipes are communicated with the flow dividing inner cavity together, and gas emitting ports are formed in the lower ends of the gas injection pipes.
Furthermore, the flow distribution box is of an annular hollow box structure, and an annular flow distribution inner cavity with the same axis is formed inside the flow distribution box; the plurality of gas injection pipes are distributed in an annular array along the axial direction of the flow distribution box; the main floater is of a horizontal circular ring-shaped floater structure, and the main floater and the flow dividing box are coaxially arranged.
The air bubble concentrating device further comprises an air bubble concentrating cylinder in a vertical posture, wherein the air bubble concentrating cylinder is of a cylindrical structure which is communicated up and down, and an air bubble concentrating channel which is communicated up and down is arranged in the air bubble concentrating cylinder; the upper end of the bubble concentration cylinder is fixedly connected with the shunt box coaxially, and the upper end of the bubble concentration channel penetrates out of the upper end of the shunt box;
the air bubble concentrating cylinder is characterized by further comprising support arms, wherein the two support arms are symmetrically arranged at the lower end of the main floater, the upper end of each support arm is fixedly connected with the bottom of the main floater, and the lower end of each support arm is fixedly connected with the outer wall of the air bubble concentrating cylinder; the air bubble collecting umbrella is of an umbrella-shaped cover body structure, the air bubble collecting umbrella is coaxial with the lower end of the air bubble collecting cylinder, the upper end umbrella tip of the air bubble collecting umbrella is communicated with the air bubble collecting cylinder, and each air injection pipe penetrates through the umbrella surface of the air bubble collecting umbrella; the bubbles from the air outlets at the lower end of each air injection pipe float upwards to the inner side of the cover body of the bubble collecting umbrella.
Further, the device also comprises an auxiliary floater, a transmission shaft and a rotary propeller;
the auxiliary floater is of a circular floater structure which is coaxial with the main floater, and is positioned in an area enclosed by the inner ring of the main floater; a plurality of vertical rectangular blades are arranged on the circumferential outer wall of the main floater, each rectangular blade is distributed along the axis of the auxiliary floater in an annular array manner, and a gap is formed between the transverse tail end of each rectangular blade and the inner ring of the main floater;
the transmission shaft coaxially penetrates through the bubble concentration channel, and the outer diameter of the transmission shaft is smaller than the inner diameter of the bubble concentration channel; the upper end of the transmission shaft is fixedly connected with the auxiliary floater with the same axle center, the lower end of the transmission shaft is fixedly connected with the rotary slurry through a connecting part, and the rotary slurry is of a vertically arranged circular plate structure; the height of the slurry rotating is lower than that of each air bubbling port; three groups of driven fan blades are fixedly arranged on the transmission shaft at equal intervals along the axis direction; and the three groups of passive fan blades are all positioned in the bubble concentration channel; ascending air flow or water flow in the bubble concentration channel can drive three groups of driven fan blades and drive the transmission shaft to synchronously rotate.
Has the advantages that: the invention has simple structure, can not generate the splashing effect of the traditional aerator by adopting a bubbling type aeration mode, has quiet and stable operation, fully utilizes the energy of bubbles during rising, further improves the floating resistance of the bubbles, ensures that the bubbles are underwater for a longer time, and improves the oxygen dissolving time.
Drawings
FIG. 1 is a first view of the present invention in its entirety;
FIG. 2 is a second view of the invention taken in its entirety;
FIG. 3 is a schematic view of the present invention in a three-dimensional cut-away configuration;
FIG. 4 is an overall perspective view of the present invention;
FIG. 5 is a schematic view of the connection of the auxiliary float, the transmission shaft and the rotor;
fig. 6 is a partially cut-away view of the interior of the flow distribution box.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Structural description: the bubbling type fishery oxygen increasing machine shown in attached figures 1 to 6 comprises a centrifugal fan 1, a main floater 9, a flow dividing box 3 and a gas injection pipe 4; the centrifugal fan 1 is horizontally arranged above the main floater 9, the flow dividing box 3 is supported and arranged below the main floater 9, and an air outlet 18 of the centrifugal fan 1 is in conduction connection with a flow dividing inner cavity 21 of the flow dividing box 3 through an air guide pipe 2; the gas injection pipe 4 is of a hard straight pipe structure, the gas injection pipe 4 is connected to the lower side of the flow dividing box 3 in a plurality of vertical arrangements, the upper end of each gas injection pipe 4 is communicated with the flow dividing inner cavity 21 together, and the lower end of each gas injection pipe 4 is provided with a gas emitting port 15.
The flow distribution box 3 is of an annular hollow box structure, and an annular flow distribution inner cavity 21 with the same axis is formed inside the flow distribution box 3; the plurality of gas injection pipes 4 are distributed in an annular array along the axial direction of the flow dividing box 3; the main floater 9 is of a horizontal annular floater structure, and the main floater 9 and the flow dividing box 3 are coaxially arranged; the installation fan platform 11 is installed through two support columns 10 supports in the 9 tops of main float, installation centrifugal fan 1 is installed on the fan platform 11, centrifugal fan blade in the centrifugal fan 1 with main float 9 sets up with the axle center, the vertical up of air intake 17 of centrifugal fan 1.
The device also comprises a vertically-oriented bubble concentration cylinder 6, wherein the bubble concentration cylinder 6 is of a vertically-through cylindrical structure, and a vertically-through bubble concentration channel 19 is arranged in the cylinder of the bubble concentration cylinder 6; the upper end of the bubble concentration cylinder 6 is coaxially and fixedly connected with the flow distribution box 3, and the upper end of the bubble concentration channel 19 penetrates out of the upper end of the flow distribution box 3;
the bubble concentration cylinder is characterized by further comprising support arms 8, wherein the two support arms 8 are symmetrically arranged at the lower end of the main floater 9, the upper end of each support arm 8 is fixedly connected with the bottom of the main floater 9, and the lower end of each support arm 8 is fixedly connected with the outer wall of the bubble concentration cylinder 6; the device also comprises a bubble collecting umbrella 5, wherein the bubble collecting umbrella 5 is of an umbrella-shaped cover body structure, the bubble collecting umbrella 5 is coaxial with the lower end of the bubble collecting cylinder 6, the upper end umbrella tip of the bubble collecting umbrella 5 is communicated with the bubble collecting cylinder 6, and each gas injection pipe 4 penetrates through the umbrella surface of the bubble collecting umbrella 5; the bubbles from the air outlets 15 at the lower end of each air injection pipe 4 float up to the inner side of the cover body of the bubble collecting umbrella 5.
The device also comprises an auxiliary floater 16, a transmission shaft 7 and a rotary propeller 14;
the auxiliary floater 16 is a circular floater structure which is coaxial with the main floater 9, and the auxiliary floater 16 is positioned in the area enclosed by the inner ring 27 of the main floater 9; a plurality of vertical rectangular blades 24 are arranged on the circumferential outer wall of the main floater 9, each rectangular blade is distributed along the axis of the auxiliary floater 16 in an annular array manner, and a gap is formed between the transverse tail end of each rectangular blade 24 and the inner ring 27 of the main floater 9;
the transmission shaft 7 coaxially passes through the bubble concentration channel 19, and the outer diameter of the transmission shaft 7 is smaller than the inner diameter of the bubble concentration channel 19; the upper end of the transmission shaft 7 is fixedly connected with the auxiliary floater 16 coaxially, the lower end of the transmission shaft 7 is fixedly connected with the rotary slurry 14 through a connecting part 26, and the rotary slurry 14 is of a vertically arranged circular plate structure; the height of the rotary slurry 14 is lower than that of each air bubbling opening 15; three groups of driven fan blades 25 are further fixedly arranged on the transmission shaft 7 at equal intervals along the axis direction; and three sets of passive fan blades 25 are all located in the bubble concentration channel 19; the ascending air flow or water flow in the bubble concentration channel 19 can drive three groups of driven fan blades 25 and drive the transmission shaft 7 to synchronously rotate;
the bubble concentrating channel is characterized by further comprising a transmission shaft limiting ring 23, the transmission shaft limiting ring 23 is coaxially arranged in the bubble concentrating channel 19, the transmission shaft 7 can rotatably penetrate through the transmission shaft limiting ring 23, and the transmission shaft limiting ring 23 is fixedly supported and connected with the inner wall of the bubble concentrating channel 19 through a supporting part 22; wherein the transmission shaft 7 is in clearance fit with the transmission shaft limiting ring 23.
When the main floater 9 and the auxiliary floater 16 float on the water surface, the height of the lower end of the auxiliary floater 16 is 3-6 cm lower than that of the lower end of the main floater 9, and the height of the rotor plate 14 is 10-15 cm lower than that of each air emitting port 15 when the centrifugal fan 1 is started.
The method, the process and the technical progress of the scheme are organized as follows:
the device is flatly placed in the water of the fish pond, the main floater 9 and the auxiliary floater 16 are in a floating state, and the parts on the lower sides of the main floater 9 and the auxiliary floater 16 are immersed below the water surface of the pond; at the moment, the centrifugal fan 1 is started, so that intensive pressurization is formed in the shunting inner cavity 21, and water in the shunting inner cavity 21 is discharged from the air vents 15 through the air injection pipe 4 under the action of air pressure; and then the diversion inner cavity 21 forms a cavity, because the centrifugal fan 1 is still in an open state, the compressed air in the diversion inner cavity 21 is shunted to each gas injection pipe 4 under the action of wind pressure, and then is emitted in the form of bubbles through each gas emitting port 15, the formed bubbles are fully contacted with the water in the pond, the oxygen contained in the bubbles is partially dissolved in the water, and further the effect of enriching the water in the pond is achieved, along with the large amount of bubbles emitted from the gas emitting ports 15, and each bubble rapidly floats upwards under the buoyancy action of the water, because the horn-shaped downwards-expanded bubble collecting umbrella 5 is arranged above the gas emitting ports 15, most of the bubbles can float upwards to the bubble collecting umbrella 5, and finally all the bubbles entering the bubble collecting umbrella 5 float upwards through the bubble concentrating channel 19, because a large amount of bubbles float upwards to the bubble concentrating channel 19 under the action of the bubble collecting umbrella 5, further, the bubble concentration channel 19 forms strong ascending air flow, the air flow gushing upwards in the bubble concentration channel 19 drives three groups of passive fan blades 25 and drives the transmission shaft 7 to synchronously rotate, and at the moment, the transmission shaft 7 drives the rotary propeller 14 and the auxiliary floater 16 to synchronously rotate; the continuous rotation of the rotary slurry 14 enables the water at the air outlet 15 to be in a flowing state all the time, so that the water which is oxygenated at the air outlet 15 is continuously disturbed and diffused by the rotary slurry 14, and the water which is anoxic and is far away from the air outlet 15 is continuously supplemented to the air outlet 15, thereby improving the oxygen dissolution rate in the bubbles and enhancing the oxygenation effect; the ascending air flow in the air bubble concentration channel 19 finally emerges in the form of air bubbles from the upper end of the flow dividing box 3 until the air bubbles emerge to the bottom of the auxiliary floater 16, at the moment, because the auxiliary floater 16 is in a rotating state, because the lower end of the auxiliary floater 16 is 3-6 cm lower than the lower end of the main floater 9 in the opening state of the centrifugal fan 1, the air bubbles at the bottom of the auxiliary floater 16 are attached to the outer wall of the auxiliary floater 16 to float upwards, under the action of the rectangular blades 24 on the wall surface of the auxiliary floater 16, a large amount of air bubbles at the bottom of the auxiliary floater 16 are dispersed outwards in a vortex shape to the bottom of the main floater 9, in the process, a large amount of water at the water surface of the pond is contacted with the air bubbles, further, the oxygen is dissolved in the water surface and attached to the bottom of the main floater 9, and because of the gradual accumulation of the air bubbles at the bottom of the main floater 9, the air bubbles, the form that makes the bubble scatter has effectively avoided concentrating the solution, causes the phenomenon that bubble oxygen dissolution rate reduces, and this structure effectively reduces the noise that ordinary machine of increasing was beaten water simultaneously.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (1)
1. The utility model provides a bubbling fishery oxygen-increasing machine which characterized in that: comprises a centrifugal fan (1), a main floater (9), a flow dividing box (3) and a gas injection pipe (4); the centrifugal fan (1) is horizontally arranged above the main floater (9), the flow dividing box (3) is supported and arranged below the main floater (9), and an air outlet (18) of the centrifugal fan (1) is communicated and connected with a flow dividing inner cavity (21) of the flow dividing box (3) through an air guide pipe (2); the gas injection pipes (4) are of a hard straight pipe structure, the plurality of vertically arranged gas injection pipes (4) are connected to the lower side of the flow dividing box (3), the upper ends of the gas injection pipes (4) are communicated with the flow dividing inner cavity (21), and the lower ends of the gas injection pipes (4) are provided with gas emitting ports (15);
the flow distribution box (3) is of an annular hollow box structure, and a coaxial annular flow distribution inner cavity (21) is formed in the flow distribution box (3); the plurality of gas injection pipes (4) are distributed in an annular array along the axial direction of the flow dividing box (3); the main floater (9) is of a horizontal annular floater structure, and the main floater (9) and the flow dividing box (3) are coaxially arranged;
the air bubble concentrating device is characterized by further comprising an air bubble concentrating cylinder (6) in a vertical posture, wherein the air bubble concentrating cylinder (6) is of a cylindrical structure which is communicated up and down, and an air bubble concentrating channel (19) which is communicated up and down is arranged in the air bubble concentrating cylinder (6); the upper end of the bubble concentration cylinder (6) is fixedly connected with the shunt box (3) coaxially, and the upper end of the bubble concentration channel (19) penetrates out of the upper end of the shunt box (3); the air bubble concentrating device is characterized by further comprising support arms (8), wherein the two support arms (8) are symmetrically arranged at the lower end of the main floater (9), the upper end of each support arm (8) is fixedly connected with the bottom of the main floater (9), and the lower end of each support arm (8) is fixedly connected with the outer wall of the air bubble concentrating cylinder (6); the air bubble collecting umbrella is characterized by further comprising an air bubble collecting umbrella (5), wherein the air bubble collecting umbrella (5) is of an umbrella-shaped cover body structure, the air bubble collecting umbrella (5) is coaxial with the lower end of the air bubble collecting cylinder (6), the air bubble collecting cylinder (6) is communicated with the umbrella tip at the upper end of the air bubble collecting umbrella (5), and each air injection pipe (4) penetrates through the umbrella surface of the air bubble collecting umbrella (5); the bubbles emitted from the air emitting ports (15) at the lower ends of the air injection pipes (4) float upwards to the inner side of the cover body of the bubble collecting umbrella (5);
the device also comprises an auxiliary floater (16), a transmission shaft (7) and a rotary paddle (14); the auxiliary floater (16) is of a circular floater structure coaxial with the main floater (9), and the auxiliary floater (16) is positioned in an area enclosed by an inner ring (27) of the main floater (9); a plurality of vertical rectangular blades (24) are arranged on the circumferential outer wall of the main floater (9), each rectangular blade is distributed in an annular array along the axis of the auxiliary floater (16), and a gap is formed between the transverse tail end of each rectangular blade (24) and the inner ring (27) of the main floater (9); the transmission shaft (7) coaxially penetrates through the bubble concentration channel (19), and the outer diameter of the transmission shaft (7) is smaller than the inner diameter of the bubble concentration channel (19); the upper end of the transmission shaft (7) is coaxially and fixedly connected with the auxiliary floater (16), the lower end of the transmission shaft (7) is fixedly connected with the rotary slurry (14) through a connecting part (26), and the rotary slurry (14) is of a vertically arranged circular plate structure; the height of the rotary slurry (14) is lower than that of each air bubbling opening (15); three groups of driven fan blades (25) are further fixedly arranged on the transmission shaft (7) at equal intervals along the axis direction; and three groups of passive fan blades (25) are all positioned in the bubble concentration channel (19); ascending air flow or water flow in the bubble concentration channel (19) can drive three groups of driven fan blades (25) and drive the transmission shaft (7) to synchronously rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319419.1A CN108450395B (en) | 2018-04-11 | 2018-04-11 | Bubbling type fishery oxygen increasing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319419.1A CN108450395B (en) | 2018-04-11 | 2018-04-11 | Bubbling type fishery oxygen increasing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108450395A CN108450395A (en) | 2018-08-28 |
| CN108450395B true CN108450395B (en) | 2020-06-19 |
Family
ID=63234511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810319419.1A Expired - Fee Related CN108450395B (en) | 2018-04-11 | 2018-04-11 | Bubbling type fishery oxygen increasing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108450395B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4216091A (en) * | 1978-07-10 | 1980-08-05 | Mineau Paul J | Water aerator |
| JPH05284878A (en) * | 1992-04-14 | 1993-11-02 | Mitsubishi Rayon Co Ltd | Oxygen generator |
| US5595691A (en) * | 1995-11-07 | 1997-01-21 | Hsu; Shui-Yuan | Air supply apparatus for pond fisheries |
| CN2527096Y (en) * | 2002-02-27 | 2002-12-25 | 解岗 | Rotary air chamber oxygen supply device |
| CN205357786U (en) * | 2015-12-15 | 2016-07-06 | 重庆市长寿区鸾翔农业发展有限公司 | Combination oxygen -increasing machine is aerifyd to paddle formula |
| KR101803071B1 (en) * | 2017-01-09 | 2017-11-29 | 신현송 | Aeration device for fish farms |
| CN207100188U (en) * | 2017-07-16 | 2018-03-16 | 杨聪 | A kind of fishery water body aerator |
-
2018
- 2018-04-11 CN CN201810319419.1A patent/CN108450395B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4216091A (en) * | 1978-07-10 | 1980-08-05 | Mineau Paul J | Water aerator |
| JPH05284878A (en) * | 1992-04-14 | 1993-11-02 | Mitsubishi Rayon Co Ltd | Oxygen generator |
| US5595691A (en) * | 1995-11-07 | 1997-01-21 | Hsu; Shui-Yuan | Air supply apparatus for pond fisheries |
| CN2527096Y (en) * | 2002-02-27 | 2002-12-25 | 解岗 | Rotary air chamber oxygen supply device |
| CN205357786U (en) * | 2015-12-15 | 2016-07-06 | 重庆市长寿区鸾翔农业发展有限公司 | Combination oxygen -increasing machine is aerifyd to paddle formula |
| KR101803071B1 (en) * | 2017-01-09 | 2017-11-29 | 신현송 | Aeration device for fish farms |
| CN207100188U (en) * | 2017-07-16 | 2018-03-16 | 杨聪 | A kind of fishery water body aerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108450395A (en) | 2018-08-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108419746B (en) | Self-rotating fishery aerator | |
| CN102267766A (en) | Centrifugal activation and aeration oxygen increasing machine | |
| CN108552107B (en) | Impeller-inflating mixed water aerator and method thereof | |
| CN105875486B (en) | A kind of pond hydrodynamic force formation equipment | |
| CN102246719B (en) | Symmetrically arranged propeller type self-air compression, self-air suction and self-water absorption aerator | |
| CN205682199U (en) | A kind of pond water power forms equipment | |
| CN108450395B (en) | Bubbling type fishery oxygen increasing machine | |
| CN205740488U (en) | Vane type two-way supply aerator | |
| CN202072549U (en) | Flow-pushing combined aerator | |
| CN108513945B (en) | Fishery aerator based on volute type centrifugal fan and using method thereof | |
| CN108739615B (en) | Backflushing rotary water body oxygenation equipment and method thereof | |
| CN104304154B (en) | Efficient suction jet type fish pond aerator | |
| CN104230017A (en) | Up-and-down aerator | |
| CN204244925U (en) | Efficient air-intake, jet type oxygen-enriching machine in fish pond | |
| CN108419744B (en) | Solar fishery oxygen-increasing machine | |
| CN203373191U (en) | Underwater pump-type impeller aeration machine | |
| AU2021105925A4 (en) | Multifunctional mechanical mixing oxygenator | |
| KR102039306B1 (en) | Micro bubble product device for water quality improvement | |
| CN213037509U (en) | Annular flow-changing type micro-nano micropore aeration oxygenation device | |
| CN87209569U (en) | Water and gas-mixed oxygen-enriched machine with revolving drum front-to-back helix | |
| CN108605882B (en) | Unmanned fishery oxygenation workstation and use method thereof | |
| CN214528342U (en) | Float-type aeration stirrer | |
| CN109997773B (en) | Microbubble oxygenation device based on vortex gas mixing | |
| CN202019637U (en) | Symmetrically-distributed propeller type self gas compressing, gas sucking and water sucking oxygen increasing machine | |
| CN207870125U (en) | A kind of aeration oxygen replenishing device |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200527 Address after: 210000 Kechuang building, Futian Road, Zhetang street, Lishui Economic Development Zone, Nanjing City, Jiangsu Province Applicant after: Nanjing Lishui hi tech Venture Capital Management Co.,Ltd. Address before: Room 642, Building 20, 268 Zhongshan East Road, Mudu Town, Wuzhong District, Suzhou City, Jiangsu Province Applicant before: SUZHOU SHANGFANSI TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 |