CN105935043A - Oxygen-increasing water-living machine - Google Patents

Oxygen-increasing water-living machine Download PDF

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Publication number
CN105935043A
CN105935043A CN201610521700.4A CN201610521700A CN105935043A CN 105935043 A CN105935043 A CN 105935043A CN 201610521700 A CN201610521700 A CN 201610521700A CN 105935043 A CN105935043 A CN 105935043A
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CN
China
Prior art keywords
main shaft
buoyancy aid
runing rest
inducing
water
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Granted
Application number
CN201610521700.4A
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Chinese (zh)
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CN105935043B (en
Inventor
徐继荣
徐然
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Ningbo Tianhe Water Ecological Polytron Technologies Inc
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Ningbo Tianhe Water Ecological Polytron Technologies Inc
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Priority to CN201610521700.4A priority Critical patent/CN105935043B/en
Publication of CN105935043A publication Critical patent/CN105935043A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/042Introducing gases into the water, e.g. aerators, air pumps

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  • 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 an oxygen-increasing water-living machine. The oxygen-increasing water-living machine is characterized by comprising a main shaft, a floating body surrounding the main shaft to rotate, a rotating support, a plurality of gas guiding tubes, a plurality of gas guiding tube frames, a plurality of flow-pushing aerators, a plurality of adjustable-angle water scraping plates surrounding a horizontal center shaft and a conductive slipping ring; the main shaft penetrates through the center of the floating body and is connected with the floating body through a bearing, the rotating support is fixed to the bottom of the floating body, the gas guiding tubes are evenly distributed on the floating body in an equiangular mode, the upper ends of the gas guiding tubes extend out of the floating body, the lower ends of the gas guiding tubes are fixed on the gas guiding tube frames, the gas guiding tube frames are fixedly connected with the rotating support, the middles of the gas guiding tube frames are movably connected with the water scraping plates through water-scraping-plate adjusting screws, the outer sides of the gas guiding tube frames are movably connected with the flow-pushing aerators through a rotating shaft, and the conductive slipping ring is located on the floating body and electrically connected with the flow-pushing aerators. The oxygen-increasing water-living machine has the advantages that the oxygen-increasing water-living machine has the omnibearing oxygen increasing function and the omnibearing water-body-power pushing function, the structure is simple, the application field is wide, energy consumption is low, and oxygen increasing efficiency is high.

Description

A kind of oxygenation running water machine
Technical field
The present invention relates to a kind of aerator, especially relate to a kind of oxygenation running water machine.
Background technology
Administer and during water quality guarantee, aquaculture, sewage disposal etc. at water ecological environment, often due to water body oxygen consumption is bigger, water body is not enough with the exchange capacity of air or the poor fluidity of water body, vertical convection is weak, needs water body carries out oxygen supplement and promotes water sports and exchange, increases the dissolved oxygen content of water body, improve the kinestate of water body, to ensure water ecological environment regulation effect, Water quality, meet the aquatile demand to dissolved oxygen, the efficiency etc. of sewage disposal.
At present, the kind of aerator is a lot, mainly has direct aeration class, and including various aeration tubes, aeration plate, jet aerator, nanometer aeration machine etc., advantage is that aeration capacity is relatively strong, but the ability promoting water body to exchange is poor.Plug-flow aeration class includes Waterwheel-type, rotary vane type, fountain type, submersible type plugflow aeration machine etc., and advantage is to have aeration and plug-flow function concurrently, but aeration capacity relatively direct aeration class is weak, especially more weak to the oxygen delivery capacity of bottom water body.Although submersible type plugflow aeration machine has stronger plug-flow and aeration capacity, but can only be little with bottom water body exchange interaction to top layer toward a direction plug-flow.Therefore, the aeration point that current plugflow aeration machine generally exists fixes, can not Omnibearing aeration, the shortcomings such as the comprehensive exchange of water body can not be promoted.Additionally, introduced " water-ploughing machine " in recent years, water body is utilized to do the down force that the motion of circumference incapability produces, promoting the exchange of superficial water and bottom water, feature is that energy consumption is low, but oxygen transfer rate is not the strongest, high temperature season needs aerator to coordinate oxygen supplement, application to be limited to.
Summary of the invention
The technical problem to be solved is to provide and a kind of promotes the bottom horizontal flow sheet of water body and the oxygenation running water machine of vertical convection while water body is carried out Omnibearing aeration.
nullThe present invention solves the technical scheme that above-mentioned technical problem used: a kind of oxygenation running water machine,Including a main shaft,One is enclosed the buoyancy aid rotated around the spindle,One runing rest,Several airways,Several inducing QI pipe supports,Several plugflow aeration machines,Several are around the Wiper blade of horizontal middle spindle adjustable angle and a conducting slip ring,Described main shaft is connected with described buoyancy aid through central authorities and the described main shaft of described buoyancy aid by bearing,The top of described runing rest is fixed on bottom and the bottom lock of described runing rest of described buoyancy aid,Described airway longitudinal direction isogonism is distributed on described buoyancy aid,The upper end open of described airway is passed described buoyancy aid upper surface and its lower ending opening and is threadeded by pipe with the opening of described inducing QI pipe support,Described inducing QI pipe support is horizontally installed on the lower section of described buoyancy aid,The inner side of described inducing QI pipe support is connected by U-shaped ring and described runing rest are fixing,The middle part of described inducing QI pipe support is flexibly connected with described Wiper blade by Wiper blade set screw,The outside of described inducing QI pipe support is flexibly connected with described plugflow aeration machine by rotating shaft,Described conducting slip ring is positioned at the upper surface of described buoyancy aid and described conducting slip ring is set in the outer wall of described main shaft,Described conducting slip ring is connected with power supply on the bank by cable with the electrical connection of described plugflow aeration machine and described conducting slip ring.
Described main shaft is hollow circular tube structure, the making material used is metal or engineering plastics, described main shaft is fixed on the column in water body by perforation means or is fixed bolt rope by main shaft and is connected with fixing bar in bank fixture or water and fixing, and the bottom of described main shaft is provided with main shaft anti-drop bolt.
Described buoyancy aid is hollow circuit cylinder or hollow round table structure, and the making material of employing is metal or engineering plastics.
Location bushing pipe it is provided with between described main shaft and described buoyancy aid.
Described runing rest includes being welded to connect by several angle steel between upper flanges dish and lower end ring flange, the ring flange described in upper end and the ring flange described in lower end, and the number of described angle steel is identical with the number of described inducing QI pipe support.
Described upper flanges dish fixes bolt by runing rest and runing rest is fixed nut and is fastened on the bottom of described buoyancy aid, and described runing rest fixes the buoyancy aid described in screw bolt passes and described upper flanges dish is fixed nut thread with described runing rest and is connected.
Described inducing QI pipe support includes entablature and the sill be arrangeding in parallel, the outer end of described entablature and the outer end of described sill are longitudinally connected by described rotating shaft, the inner of described entablature and the inner of described sill are longitudinally connected by fixing bar, described fixing bar is connected by described U-shaped ring and described angle steel are fixing, and the opening of described U-shaped ring is provided with U-shaped ring clamp nut.
It is respectively arranged with articulation with on described sill on described entablature.The length of inducing QI pipe support can adjust as required.
Being vertically arranged with two Wiper blade location bars on described entablature and between described sill, the midpoint, both sides of described Wiper blade is flexibly connected with the described Wiper blade location bar of corresponding side by described Wiper blade set screw respectively.The Wiper blade anglec of rotation around its horizontal middle spindle can be adjusted by Wiper blade set screw, thus adjust the angle of inclination of Wiper blade.
Described conducting slip ring is connected by conducting slip ring location screw is fixing with described buoyancy aid, and described conducting slip ring is connected by conducting slip ring fixed screw and described main shaft are fixing.
Compared with prior art, it is an advantage of the current invention that: one oxygenation running water machine of the present invention, by two or it is arranged on the Next rotatable support of water with the submersible plugflow aeration machine of more than two, the counteracting force produced when utilizing submersible plugflow aeration machine to work promotes runing rest to move in a circle, plugflow aeration machine rotates along with support, realize 360 ° of Omnibearing aerations to water body, as far as possible dissolved oxygen is transported to anoxic zones and wider;It is mounted with on runing rest that polylith can adjust the Wiper blade at inclination angle, when support rotates, Wiper blade promotes water body to do horizontal revolving motion and rotary motion vertically downward, thus promoted horizontal movement and the exchange of upper and lower layer water body of water body, synchronization achieves oxygen supplement and makes stream effect, and becoming " stagnant water " is " running water ".The advantage of this device is as follows:
(1) using jet-flow aeration mode, oxygen supplement efficiency is high;Fully rely on the counteracting force of aeration plug-flow to promote water body to do level and vertical revolution, thus save the energy;
(2) large radius rotary aeration oxygen replenishing mode, can be transported to dissolved oxygen anoxic zone and more extensive region, improve the oxygen supplement efficiency to water body;
(3) submersion depth can be changed by the height of adjustment runing rest, dissolved oxygen is transported to the water layer of anoxia;
(4) promote the vertical convection of water body at aeration simultaneously, for middle and bottom layers water oxygen supplement, improve the anaerobic condition of layer deposition thing, improve the degradation capability of deposit;
(5) by adjusting the setting angle of plugflow aeration machine, thus it is possible to vary rotary speed, and then the component of horizontal plug-flow and the regional extent of effective aeration zone and aeration intensity are controlled;
(6) angle by adjusting Wiper blade can change the component producing plug-flow vertically downward, makes vertical convection arrive the suitable degree of depth.
In sum, one oxygenation running water machine of the present invention, this device is used while natural and the river of artificial construction, lake, pond, landscape water body, aquaculture system, treatment tank etc. are carried out Omnibearing aeration oxygen supplement, to promote bottom horizontal flow sheet and the vertical convection of water body, enough dissolved oxygen can not only be provided for water body, and improve water quality and water body flow, strengthen the self-purification capacity of water body, there is simple in construction, application is wide, energy consumption is low, oxygen supplement efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is the structural representation one of oxygenation running water machine of the present invention;
Fig. 2 is the structural representation two of oxygenation running water machine of the present invention.
1. runing rest fixes nut;2. air inlet pipe;3. conducting slip ring location screw;4. conducting slip ring fixed screw;5. bolt fixed by main shaft;6. conducting slip ring;7. buoyancy aid;8. runing rest fixes bolt;9.U type ring;10. Wiper blade;11.U type ring clamp nut;12. main shaft anti-drop bolts;13. runing rests, 13-1. upper flanges dish, 13-2. lower end ring flange, 13-3. angle steel;14. bearings;15. Wiper blade set screw;16. plugflow aeration machines;17. inducing QI pipe supports;18. articulations;19. rotating shafts;20. main shafts;21. location bushing pipes;22. entablatures;23. sills;24. fix bar;25. Wiper blade location bars.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Specifically embodiment
nullA kind of oxygenation running water machine,As depicted in figs. 1 and 2,Including a main shaft 20,One buoyancy aid 7 rotated around main shaft 20,One runing rest 13,Several airways 2,Several inducing QI pipe supports 17,Several plugflow aeration machines 16,Several are around the Wiper blade 10 of horizontal middle spindle adjustable angle and a conducting slip ring 6,Main shaft 20 is connected with buoyancy aid 7 through central authorities and the main shaft 20 of buoyancy aid 7 by bearing 14,The top of runing rest 13 is fixed on bottom and the bottom lock of runing rest 13 of buoyancy aid 7,The longitudinal isogonism of airway 2 is distributed on buoyancy aid 7,The upper end open of airway 2 is passed buoyancy aid 7 upper surface and its lower ending opening and is threadeded by pipe with the opening of inducing QI pipe support 17,Inducing QI pipe support 17 is horizontally installed on the lower section of buoyancy aid 7,The inner side of inducing QI pipe support 17 is connected by U-shaped ring 9 is fixing with runing rest 13,The middle part of inducing QI pipe support 17 is flexibly connected with described Wiper blade 10 by Wiper blade set screw 15,The outside of inducing QI pipe support 17 is flexibly connected with plugflow aeration machine 16 by rotating shaft,Conducting slip ring 6 is positioned at the upper surface of buoyancy aid 7 and conducting slip ring 6 is set in the outer wall of main shaft 20,Conducting slip ring 6 electrically connects with plugflow aeration machine 16 and conducting slip ring 6 is connected with power supply on the bank by cable.
In this particular embodiment, as shown in Figure 1, main shaft 20 is hollow circular tube structure, the making material used is metal or engineering plastics, main shaft 20 is fixed on the column in water body by perforation means or is fixed bolt 5 rope by main shaft and is connected with fixing bar in bank fixture or water and fixing, and the bottom of main shaft 20 is provided with main shaft anti-drop bolt 12.Buoyancy aid 7 is hollow circuit cylinder or hollow round table structure, and the making material of employing is metal or engineering plastics.Location bushing pipe 21 it is provided with between main shaft 20 and buoyancy aid 7.Airway 2 is for carrying air for plugflow aeration machine, and airway 2 length is selected as required, exposes buoyancy aid 17 about 10cm.
In this particular embodiment, as shown in Figure 1, runing rest 13 includes upper flanges dish 13-1 and lower end ring flange 13-2, is welded to connect by several angle steel 13-3 between upper flanges dish 13-1 and lower end ring flange 13-2, and the number of 13-3 angle steel is identical with the number of inducing QI pipe support 17.Upper flanges dish 13-1 fixes bolt 8 by runing rest and runing rest is fixed nut 1 and is fastened on the bottom of buoyancy aid 7, and runing rest is fixed bolt 8 and sequentially passed through buoyancy aid 7 and runing rest 13 and fix nut 1 with runing rest and threaded.The height of runing rest 13 is adjustable according to water depth, usually 70cm., the making material of employing is metal or engineering plastics.
In this particular embodiment, as depicted in figs. 1 and 2, inducing QI pipe support 17 includes entablature 22 and the sill 23 be arrangeding in parallel, the outer end of entablature 22 and the outer end of sill 23 are longitudinally connected by rotating shaft 19, the inner of entablature and the inner of sill are longitudinally connected by fixing bar 24, fixing bar 24 is connected by U-shaped ring 9 is fixing with angle steel 13-3, and the opening of U-shaped ring 9 is provided with U-shaped ring clamp nut 11.It is respectively arranged with articulation 18 on the upper and lower crossbeam of entablature 22 23.Being vertically arranged with two Wiper blade location bars 25 on entablature 22 and between sill 23, the midpoint, both sides of Wiper blade 10 positions bar 25 by Wiper blade set screw 15 with the Wiper blade of corresponding side respectively and is flexibly connected.Conducting slip ring 6 is connected by conducting slip ring location screw 3 is fixing with buoyancy aid 7, and conducting slip ring 6 is connected by conducting slip ring fixed screw 4 is fixing with main shaft 20.
In the course of the work, buoyancy aid 7 carries runing rest 13 and floats on the water surface, rotates around main shaft 20 during work.The operation degree of depth of oxygenation running water machine is determined by the length and adjustment installation site selecting runing rest 13.Can be symmetrically installed some inducing QI pipe supports 17 on runing rest 13 as required, inducing QI pipe support 17 can be designed to different length as required.1 or multiple stage plugflow aeration machine 16 can be installed on each inducing QI pipe support 17 as required, the setting angle of plugflow aeration machine 16 can arbitrarily regulate, and be may determine that angular velocity and plug-flow, the effective coverage scope of aeration of the rotating operation of oxygenation running water machine by regulation setting angle.1 piece or several piece Wiper blade 10 can be installed on each inducing QI pipe support 17 as required, Wiper blade set screw 15 can regulate the angle rotated around its horizontal middle spindle of Wiper blade 10, horizontal thrust and normal thrust is distributed, the efficient working range controlling oxygenation running water machine and the degree of depth reached by regulation Wiper blade 10 angle.Its operation principle is, by submersible type plugflow aeration machine 16, water body is carried out Jet-flow oxygen increasing, utilize the counteracting force that plug-flow produces, inducing QI pipe support 17 is promoted to realize plugflow aeration machine 16 all-directional rotation oxygen supplement, it is arranged on Wiper blade 10 on inducing QI pipe support 17 while rotating with runing rest 13, produces horizontal and vertical thrust, promote water body horizontal movement and vertical exchange.Therefore, this oxygenation running water machine is combined with jet aerator, submersible type plug-flow exposes machine and water-ploughing machine advantage, solve existing plug-flow-aeration-aerator fixed-point type aeration to run, Omnibearing aeration and all-round promotion water body flow problem can not be carried out simultaneously, bottom horizontal flow sheet and the vertical convection of water body is promoted while water body is carried out Omnibearing aeration, enough dissolved oxygen can not only be provided for water body, and improve the mobility of water body, thus become " stagnant water " into " running water ".
Described above not limitation of the present invention, the present invention is also not limited to the example above.Those skilled in the art, in the essential scope of the present invention, the change made, retrofit, add or replace, and also should belong to protection scope of the present invention, and protection scope of the present invention is as the criterion with claims.

Claims (10)

  1. null1. an oxygenation running water machine,It is characterized in that: include a main shaft,One is enclosed the buoyancy aid rotated around the spindle,One runing rest,Several airways,Several inducing QI pipe supports,Several plugflow aeration machines,Several are around the Wiper blade of horizontal middle spindle adjustable angle and a conducting slip ring,Described main shaft is connected with described buoyancy aid through central authorities and the described main shaft of described buoyancy aid by bearing,The top of described runing rest is fixed on bottom and the bottom lock of described runing rest of described buoyancy aid,Described airway longitudinal direction isogonism is distributed on described buoyancy aid,The upper end open of described airway is passed described buoyancy aid upper surface and its lower ending opening and is threadeded by pipe with the opening of described inducing QI pipe support,Described inducing QI pipe support is horizontally installed on the lower section of described buoyancy aid,The inner side of described inducing QI pipe support is connected by U-shaped ring and described runing rest are fixing,The middle part of described inducing QI pipe support is flexibly connected with described Wiper blade by Wiper blade set screw,The outside of described inducing QI pipe support is flexibly connected with described plugflow aeration machine by rotating shaft,Described conducting slip ring is positioned at the upper surface of described buoyancy aid and described conducting slip ring is set in the outer wall of described main shaft,Described conducting slip ring is connected with power supply on the bank by cable with the electrical connection of described plugflow aeration machine and described conducting slip ring.
  2. A kind of oxygenation running water machine the most according to claim 1, it is characterized in that: described main shaft is hollow circular tube structure, the making material used is metal or engineering plastics, described main shaft is fixed on the column in water body by perforation means or is fixed bolt rope by main shaft and is connected with fixing bar in bank fixture or water and fixing, and the bottom of described main shaft is provided with main shaft anti-drop bolt.
  3. A kind of oxygenation running water machine the most according to claim 1, it is characterised in that: described buoyancy aid is hollow circuit cylinder or hollow round table structure, and the making material of employing is metal or engineering plastics.
  4. A kind of oxygenation running water machine the most according to claim 1, it is characterised in that: it is provided with location bushing pipe between described main shaft and described buoyancy aid.
  5. A kind of oxygenation running water machine the most according to claim 1, it is characterized in that: described runing rest includes upper flanges dish and lower end ring flange, being welded to connect by several angle steel between ring flange described in upper end and the ring flange described in lower end, the number of described angle steel is identical with the number of described inducing QI pipe support.
  6. A kind of oxygenation running water machine the most according to claim 5, it is characterized in that: described upper flanges dish fixes bolt by runing rest and runing rest is fixed nut and is fastened on the bottom of described buoyancy aid, and described runing rest fixes the buoyancy aid described in screw bolt passes and described upper flanges dish is fixed nut thread with described runing rest and is connected.
  7. A kind of oxygenation running water machine the most according to claim 5, it is characterized in that: described inducing QI pipe support includes entablature and the sill be arrangeding in parallel, the outer end of described entablature and the outer end of described sill are longitudinally connected by described rotating shaft, the inner of described entablature and the inner of described sill are longitudinally connected by fixing bar, described fixing bar is connected by described U-shaped ring and described angle steel are fixing, and the opening of described U-shaped ring is provided with U-shaped ring clamp nut.
  8. A kind of oxygenation running water machine the most according to claim 7, it is characterised in that: it is respectively arranged with articulation with on described sill on described entablature.
  9. A kind of oxygenation running water machine the most according to claim 7, it is characterized in that: be vertically arranged with two Wiper blade location bars on described entablature and between described sill, the midpoint, both sides of described Wiper blade is flexibly connected with the described Wiper blade location bar of corresponding side by described Wiper blade set screw respectively.
  10. A kind of oxygenation running water machine the most according to claim 1, it is characterised in that: described conducting slip ring is connected by conducting slip ring location screw is fixing with described buoyancy aid, and described conducting slip ring is connected by conducting slip ring fixed screw and described main shaft are fixing.
CN201610521700.4A 2016-07-05 2016-07-05 A kind of oxygenation running water machine Active CN105935043B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106212365A (en) * 2016-09-29 2016-12-14 台州天渔增氧设备科技有限公司 A kind of aeration oxygen increasing machine
CN106857379A (en) * 2017-03-07 2017-06-20 河南省郑州水利学校 Voluntarily shift jet pumping-up type fishpond oxygenation method and aerator
CN107182894A (en) * 2017-06-14 2017-09-22 郝振花 A kind of rotary aerator
CN107996492A (en) * 2017-11-13 2018-05-08 陈飞龙 A kind of aquaculture pond oxygen-increasing device
CN109258551A (en) * 2017-07-18 2019-01-25 武祝保 A kind of Novel floating underwater jet aeration aerator and its application method

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Publication number Priority date Publication date Assignee Title
CN101987758A (en) * 2009-07-31 2011-03-23 孙树林 Multidirectional submerged aerator
CN202151081U (en) * 2011-06-30 2012-02-29 富士特有限公司 Combined type jet oxygen-increasing water-ploughing machine
CN202435975U (en) * 2012-01-21 2012-09-19 郑诗颖 Rotary aeration device
CN103947603A (en) * 2014-05-21 2014-07-30 广州市高级技工学校 Jet floating ball aerator
CN203860236U (en) * 2014-02-07 2014-10-08 郑诗颖 Air conveying resistance reducer and integrated oxygenating and feeding machine
CN104326579A (en) * 2014-09-25 2015-02-04 珠海市大力调水环保技术有限公司 Water-regulating oxygen-dissolving machine
CN205756619U (en) * 2016-07-05 2016-12-07 宁波天河水生态科技股份有限公司 A kind of oxygenation running water machine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101987758A (en) * 2009-07-31 2011-03-23 孙树林 Multidirectional submerged aerator
CN202151081U (en) * 2011-06-30 2012-02-29 富士特有限公司 Combined type jet oxygen-increasing water-ploughing machine
CN202435975U (en) * 2012-01-21 2012-09-19 郑诗颖 Rotary aeration device
CN203860236U (en) * 2014-02-07 2014-10-08 郑诗颖 Air conveying resistance reducer and integrated oxygenating and feeding machine
CN103947603A (en) * 2014-05-21 2014-07-30 广州市高级技工学校 Jet floating ball aerator
CN104326579A (en) * 2014-09-25 2015-02-04 珠海市大力调水环保技术有限公司 Water-regulating oxygen-dissolving machine
CN205756619U (en) * 2016-07-05 2016-12-07 宁波天河水生态科技股份有限公司 A kind of oxygenation running water machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106212365A (en) * 2016-09-29 2016-12-14 台州天渔增氧设备科技有限公司 A kind of aeration oxygen increasing machine
CN106857379A (en) * 2017-03-07 2017-06-20 河南省郑州水利学校 Voluntarily shift jet pumping-up type fishpond oxygenation method and aerator
CN107182894A (en) * 2017-06-14 2017-09-22 郝振花 A kind of rotary aerator
CN109258551A (en) * 2017-07-18 2019-01-25 武祝保 A kind of Novel floating underwater jet aeration aerator and its application method
CN107996492A (en) * 2017-11-13 2018-05-08 陈飞龙 A kind of aquaculture pond oxygen-increasing device
CN107996492B (en) * 2017-11-13 2020-08-14 姚巧云 Aquaculture pond oxygenation device

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