CN207891137U - A kind of self-propelled micro-nano oxygen increasing equipment - Google Patents
A kind of self-propelled micro-nano oxygen increasing equipment Download PDFInfo
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- CN207891137U CN207891137U CN201721814206.3U CN201721814206U CN207891137U CN 207891137 U CN207891137 U CN 207891137U CN 201721814206 U CN201721814206 U CN 201721814206U CN 207891137 U CN207891137 U CN 207891137U
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- dissolving
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- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model discloses a kind of self-propelled micro-nano oxygen increasing equipments, including micro-nano aeration device, travel driving unit and floating body；The travel driving unit includes controller, positioning device and propulsion device, and the propulsion device is installed on floating body lower part, controls floating body displacement；The controller receiving positioner signal controls propulsion device start and stop；The micro-nano aeration device cuts bubble disintegration by turbulence blades, increases dissolved oxygen.The device of the utility model can generate the micro-nano bubble of uniform high density and promote dissolved oxygen, and controllable nano oxygen enriching equipment automatic moving, easy to operate, adaptable.
Description
Technical field
The utility model is related to a kind of micro-nano oxygen increasing equipments, and in particular to a kind of self-propelled micro-nano oxygen increasing equipment.
Background technology
China's per capita water resource occupy total amount is few, imbalance between supply and demand is prominent, dystrophication, fragile aquatic ecosystem the problems such as ratio
It is more prominent.The continuous aggravation of the increasingly deficient and water pollution of water resource has become the weight for restricting Chinese society sustainable economic development
" bottleneck " problem greatly.
Due to the aggravation of mankind's activity, industry, agricultural and sanitary sewage are discharged into and increase, and the dilution and purification function of river and lake is big
To weaken.Especially current, perhaps great city and industrial area and city are built upon riverfront or lakeside area, a large amount of useless
Water is unprocessed to enter water body, has exceeded the self-cleaning boundary of water body, accumulation of pollutants cannot effectively degrade, cause in water
Most river is in different degrees of eutrophic state with lake.Carry out the protection of river and lake aquatic ecosystem and repair, cuts
It is real improve water environment and aquatic ecosystem present situation be socio-economic development and improvement of the ecological environment there is an urgent need to.
CN202116385U discloses a kind of oxygenation circulation water activating machine being made of convector and aerator, mainly passes through height
The gas-vapor mix liquid of speed convolution generates superfine air bubble, then passes through motor combination gear, the agitating device mixing that blade is formed
It is spread in backward water, but the fine gas bubbles that generate by level-one convolution of this kind are there are the low deficiency of dissolved-air rate, and motor and tooth
The deceleration agitating device energy consumption of wheel composition is big, short life, and long term maintenance cost is higher.CN106315882A discloses one kind by water
Collection funnel, diversion pipe and plug-flow pump group at laminar flow switch type oxygenation running water machine, by mounted on water-bed plug-flow pump by table
Layer water is pumped to bottom, and then realizes oxygenation purpose, but this kind of method oxygenation limited efficacy.CN206213034U discloses one kind
The oxygenation running water machine being made of motor, impeller and wheel disc, this kind of method generate ripple in water by motor driven impeller rotation
Method to water oxygenation, but this kind of method cannot be to swallow oxygenation, oxygenation effect unobvious.CN106365333A is disclosed
A kind of full-automatic water processing equipment by Driven by Solar Energy, under the hydraulic Lift of the equipment aqueduct impeller may be implemented water
The stereo circulating of body, but the device promotes water circulation to take relatively long since therefore power is relatively low using Driven by Solar Energy, and
Solar powered mode reliability is affected by weather.CN102219315A discloses a kind of by water pump, accumulator and wide seam
The micro-nano oxygenate apparatus of gap sprinkler composition, the device form the cutting of gas and liquid mixture by water pump blade, nozzle fine
Bubble, but the gas and liquid mixture entered in accumulator only passes through the cutting of impeller blade, not uniform enough the therefore dissolved oxygen of bubble
Limited efficacy.CN102001719B discloses a kind of device generating micro-nano bubble by nanopore device, but this by micro-
The bubble uniformity that aperture apparatus generates is insufficient, and there is the shortcomings of manufacture high precision machining, be easy to block.CN203212385U
A kind of micro-nano aerator of the spiral-flow type by Driven by Solar Energy is disclosed, which drives air mixed using high speed rotation flow
It closes, but the molten gas of this method is less efficient, can not form supersaturated solution.CN205575786U discloses a kind of jetting type micro-nano
Rice aerating system, the device there are runner designs it is complicated, installation procedure is cumbersome the deficiencies of.CN204981362U is disclosed by self-priming
The micro-nano aeration oxygenator of pump, gas-liquid mixture fluid pipe and micro-nano generator composition, the device are high by mixing wastewater with air liquid
Decompression release forms micro-nano bubble after speed convolution, but this method air inlet is set in air and liquid mixer, is caused in mixer
The smaller dissolved gas of pressure is limited.CN206407964U disclose it is a kind of be made of immersible pump and injector it is floated micro-nano
Aerator, the device work when injector in formed negative pressure draw air into, gas and liquid mixture is sprayed later to be formed it is fine
Bubble, this kind of method equally exist the lower deficiency of molten tolerance.In addition to this, above-mentioned existing micro-nano oxygen-increasing device and running water
Device is that installation site is relatively more fixed there are one common disadvantage, cannot automatic moving in water again.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art to carry for the process problem of the water bodys such as eutrophication
Go out a kind of self-propelled micro-nano oxygen increasing equipment.
To realize the above-mentioned technical purpose, the utility model adopts the following technical solution：
A kind of self-propelled micro-nano oxygen increasing equipment, including micro-nano aeration device, travel driving unit and floating body；The row
It includes controller, positioning device and propulsion device to walk driving device, and the propulsion device is installed on floating body lower part, control floating body position
It moves；The controller receiving positioner signal controls propulsion device start and stop；The micro-nano aeration device is located under floating body
Side, is connected with floating body, and the micro-nano aeration device includes current divider, at least one dissolving and double suction successively from top to bottom
Pump；Air inlet is arranged in the water inlet end of the double entry pump, and double suction pump steam inlet is connected to by air inlet pipe with outside atmosphere；It is described
The water inlet of current divider and the water outlet of double entry pump connect；The splitter overhead is equipped with several water outlets, and each current divider goes out
The mouth of a river is connected by the water inlet of dissolving with dissolving；The water inlet of the dissolving and dissolving are internally provided at least
One group of turbulence blades；Venturi tube is installed in the dissolving bottom water outlet position, the liquid flow through venturi row in dissolving
Enter water body.
Gas enters through air inlet pipe in double entry pump in the utility model, and first order cutting is carried out through the blade in double entry pump,
At least one set of turbulence blades are set inside the water inlet of dissolving and dissolving, i.e., in the water inlet of dissolving or molten gas
Setting turbulence blades carry out second level cutting inside tank, or are respectively provided with flow perturbation fan inside the water inlet of dissolving and dissolving
Piece carries out the second level and third level cutting, bubble soluble in water can be made uniformly to be cut to micro-nano rank, in water outlet
Under the cavitation of Venturi tube decompression release, the micro-nano bubble of uniform high density is generated, dissolved oxygen is promoted.
As a further improvement of the utility model, two are respectively equipped with inside the water inlet of the dissolving and dissolving
Group turbulence blades；Flow passes sequentially through first group of turbulence blades of dissolving water inlet, second group of turbulence blades enters dissolving, into
The flow for entering dissolving passes sequentially through first group of turbulence blades in dissolving, second group of turbulence blades, after flow to Venturi tube.Three
Grade cutting can ensure that bubble soluble in water is uniformly cut to micro-nano rank, while the second level and the third level are respectively set two
Group turbulence blades, can reduce the requirement to mechanical strength.
Further, second group of turbulence blades rotation of first group of turbulence blades of the dissolving water inlet and dissolving water inlet
It is opposite to turn direction；Second group of turbulence blades direction of rotation is opposite in first group of turbulence blades and dissolving in the dissolving.Rotation
Turning direction, i.e. wing tip is directed toward on the contrary, can reduce the requirement to structural strength with trimming moment on the contrary.Turbulence blades preferably use nothing
Oil seal turbulence blades, i.e. blade pivot use the sealing structure of oil-free lubrication.
Further, the lobe numbers of first group of turbulence blades of dissolving water inlet are disturbed less than first group in dissolving
The lobe numbers of blade are flowed, the lobe numbers of second group of turbulence blades of dissolving water inlet are disturbed less than second group in dissolving
Flow the lobe numbers of blade；Or two groups of turbulence blades lobe numbers of dissolving water inlet are less than two groups of turbulence blades in dissolving
Lobe numbers.The quantity of blade has a certain impact to inflow, and water inlet pipe diameter is smaller, therefore suitably reduces water inlet
Blade quantity avoids blade from influencing inflow.
Further, the lobe numbers of first group of turbulence blades of dissolving water inlet are less than dissolving water inlet second
The lobe numbers of group turbulence blades；The lobe numbers of first group of turbulence blades are disturbed less than second group in dissolving in the dissolving
Flow the lobe numbers of blade.Second group of turbulence blades number is more than first group of turbulence blades number, it can be achieved that being carried out more to bubble
Careful cutting.
Further include electrical control gear as a further improvement of the utility model, the electrical control gear includes becoming
Frequency device, contactor, time switch and connecting cable, the electrical control gear connect travel driving unit controller, and control pushes away
Into device start and stop.It is provided with intake valve and flowmeter at the air inlet pipe of the double entry pump, air inlet can be controlled to adjust according to water flow
Amount.
It is provided with intake valve and flowmeter at the air inlet pipe of the double entry pump as a further improvement of the utility model,
Air inflow can be controlled to adjust according to water flow.
The air inlet of the double entry pump and water inlet are respectively equipped with filter screen.Filter screen is arranged in double entry pump water inlet,
The bulky grain solid substance in water body can be sucked to avoid because of double entry pump swabbing action, such as stone, glass etc. causes system
Structural damage；Filter screen, which is arranged, in air inlet to cause the pollution of water body to avoid by suckings such as floccules in air.Further
, porous filter screen is arranged in the water inlet of the dissolving and tank body lower part.
The double entry pump power source is using diving magneto, the pumpable 30% gas liquid ratio mixed liquor of highest, working efficiency
It is high.
The floating body material is aluminium alloy.
The propulsion device uses propeller.
The equipment of the utility model, mixing wastewater with air liquid revolve after entering double entry pump by double entry pump pump housing blade first order high speed
It cuts rear bubble to become smaller, two layers opposite of dry seal flow perturbation fan of the direction of rotation that bubble disintegration water is arranged through dissolving water inlet
The second level circumgyration incision of piece, into the dissolving containing the double-deck dry seal turbulence blades in carry out third level circumgyration incision,
Supersaturated solution is formed under condition of high voltage in tank body, supersaturated gas and liquid mixture is after Venturi tube decompression release, release
Cavitation effect occurs for device outlet pressure rapid drawdown, and underwater bubble further ruptures, and is precipitated from water, and it is micro- to generate uniform high density
Nano bubble, minimum bubble diameter can reach 30nm；Travel driving unit can obtain the specific location of equipment according to positioning device
It controls propulsion device and starts work, until being moved to designated position.
The beneficial effects of the utility model are as follows：
(1) gas is by two layers first order cutting of high speed double suction pump blade, dissolving water inlet of dry seal flow perturbation fan
The third level circumgyration incision of dry seal turbulence blades and dissolving water outlet text mound in the second level circumgyration incision of piece, container tank
In under the cavitation brought of pipe decompression release, ultimately generate the micro-nano bubble of uniform high density, bubble minimum diameter is reachable
To 30nm, can into water oxygenation 10mg/L；
(2) equipment automatic moving to bridges and culverts etc. can be installed inconvenient waters, sewage draining exit or water by travel driving unit
The burst emphasis polluted water region of magnificent part outburst, it is easy to operate adaptable；
(3) high speed double entry pump power source uses magneto, can be with the pumpable 30% gas liquid ratio mixed liquor of highest, and work effect
Rate far surpasses 45%, economical and energy saving；
(4) electrical control gear can recycle and the start and stop of multi-period timing control apparatus, save electric power and manpower.
Description of the drawings
Fig. 1 is the self-propelled nano oxygen enriching device structure side view of the utility model embodiment；
Fig. 2 is the dissolving structural schematic diagram of the utility model embodiment；
Fig. 3 a are first group of dry seal turbulence blades front schematic view of dissolving water inlet in the utility model embodiment；
Fig. 3 b are first group of dry seal turbulence blades schematic rear view of dissolving water inlet in the utility model embodiment；
Fig. 4 a are second group of dry seal turbulence blades front schematic view of dissolving water inlet in the utility model embodiment；
Fig. 4 b are second group of dry seal turbulence blades schematic rear view of dissolving water inlet in the utility model embodiment；
Fig. 5 a are first group of dry seal turbulence blades front schematic view in dissolving in the utility model embodiment；
Fig. 5 b are first group of dry seal turbulence blades schematic rear view in dissolving in the utility model embodiment；
Fig. 6 a are second group of dry seal turbulence blades front schematic view in dissolving in the utility model embodiment；
Fig. 6 b are second group of dry seal turbulence blades schematic rear view in dissolving in the utility model embodiment；
Fig. 7 is Venturi tube schematic diagram in the utility model embodiment 1；
In figure：1. floating body, 2. controllers, 3. propulsion devices, 4. micro-nano aeration devices, 5. double entry pumps, 6. double entry pumps into
The mouth of a river, 7. double suction pump steam inlets, 8. current dividers, 9. dissolvings, 10. Venturi tubes, 11. outlet pipes, 12. dissolving water inlets
One group of dry seal turbulence blades, 13. second group of dissolving water inlet dry seal turbulence blades, first group in 14. dissolvings
Dry seal turbulence blades, second group of dry seal turbulence blades in 15. dissolvings, 16. positioning devices.
Specific implementation mode
It is described further with reference to embodiment and attached drawing.
Self-propelled micro-nano oxygen increasing equipment as shown in Figure 1, including micro-nano aeration device 4, travel driving unit and floating
Body 1；The travel driving unit includes controller 2, positioning device 16 and propulsion device 3, and the propulsion device 3 is installed on floating body
1 lower part controls 1 displacement of floating body；2 receiving positioner of the controller, 16 signal controls propulsion device start and stop；It is described micro-nano
Aerator is located at below floating body, is connected with floating body, the micro-nano aeration device 4 from top to bottom successively including current divider 8, extremely
A few dissolving 9 and double entry pump 5；The water inlet end of the double entry pump 5 is arranged air inlet 7, double suction pump steam inlet 7 by into
Tracheae is connected to outside atmosphere；The water inlet of the current divider 8 is connect with the water outlet of double entry pump 5；8 top of the current divider is set
There are several water outlets, 8 water outlet of each current divider to be connected with dissolving 9 by the water inlet of dissolving 9；The dissolving 9
Water inlet and dissolving 9 be internally provided at least one set of turbulence blades；The literary mound of dissolving bottom water outlet position installation
In manage, the liquid flow through venturi 10 in dissolving 9 is discharged into water body.The structure of Venturi tube 10 is as shown in Figure 7.
As shown in Fig. 2-Fig. 6, two groups of turbulence blades are respectively equipped with inside the water inlet of the dissolving 9 and dissolving 9
12-15；Flow passes sequentially through first group of turbulence blades of dissolving water inlet, 12, second groups of turbulence blades 13 and enters dissolving, into
The flow for entering dissolving passes sequentially through first group of turbulence blades, 14, second groups of turbulence blades 15 in dissolving, after flow to venturi
Pipe 10.First group of turbulence blades 12 of dissolving water inlet are opposite with second group of 13 direction of rotation of turbulence blades of dissolving water inlet；
First group of turbulence blades 14 is opposite with second group of 15 direction of rotation of turbulence blades in dissolving in the dissolving.Turbulence blades are adopted
With dry seal turbulence blades, i.e. blade pivot uses the sealing structure of oil-free lubrication.
Preferably, the lobe numbers of first group of turbulence blades 12 of dissolving water inlet are disturbed less than first group in dissolving
The lobe numbers of blade 14 are flowed, the lobe numbers of second group of turbulence blades 13 of dissolving water inlet are less than in dissolving second
The lobe numbers of group turbulence blades 15；Or two groups of turbulence blades lobe numbers of dissolving water inlet are less than in dissolving and disturb for two groups
Flow the lobe numbers of blade.In addition, the lobe numbers of first group of turbulence blades 12 of dissolving water inlet less than dissolving into
The lobe numbers of the second group of turbulence blades 13 in the mouth of a river；The lobe numbers of first group of turbulence blades 14 are less than molten gas in the dissolving
The lobe numbers of second group of turbulence blades 15 in tank.
Preferably, the equipment of the utility model further includes electrical control gear, the electrical control gear include frequency converter,
Contactor, time switch and connecting cable, the electrical control gear connect travel driving unit controller, control propulsion device
Start and stop.
In the device of the utility model, air after the sucking of double entry pump 1, is first passed around by air inlet 7, water by water inlet 6
The mixing of pump housing impeller, rotary-cut refinement, then pass sequentially through first group of dry seal turbulence blades 12 and second group by current divider 8
Dry seal turbulence blades 13 enter dissolving 9, and first group of dry seal turbulence blades 12 and second group of dry seal are disturbed
Stream blade 13 is made of dry seal bearing and flying wing type turbulence blades, first group of dry seal turbulence blades 12 and second group without
13 blade direction of rotation of oil seal turbulence blades is on the contrary, two turbulence blades turn in the opposite direction under the action of mixed liquor
It is dynamic, the bubble in water is further cut into refinement, mixed liquor enters dissolving 9 by first group of dry seal flow-disturbing in dissolving
In blade 14, dissolving after the further cutting refinement of second group of dry seal turbulence blades 15, fining air bubbles to micro/nano level,
Gas liquid mixture dissolved under pressure in dissolving 9 reaches hypersaturated state, and dissolved oxygen content is more than 10mg/L, flow through venturi 10
After decompressive spray, bubble is further formed uniform a diameter of 30-50 μm of micro-nano bubble, and diameter minimum bubble can be as small as
30nm；
5 power source of high speed double entry pump is using diving magneto, the pumpable 30% gas liquid ratio mixed liquor of highest, working efficiency
Far surpass 45%.Micro-nano bubble can be retained for a long time in water due to having the features such as large specific surface area, rate of climb is slow,
Microorganism, phytoplankton and biology can preferably be supported, sufficient active oxygen is provided, accelerated period is micro- to being polluted in water body and bed mud
The degradation process of biology.Meanwhile micro-nano bubble large specific surface area, there is good adsorption effect to suspension pollutant.It is micro-
Nano bubble generates high temperature and pressure when rupturing, and generates more hydroxyl radical free radicals in water, it is organic to further promote macromolecule
The decomposition of object.
Claims (10)
1. a kind of self-propelled micro-nano oxygen increasing equipment, which is characterized in that including micro-nano aeration device, travel driving unit and float
Body；The travel driving unit includes controller, positioning device and propulsion device, and the propulsion device is installed on floating body lower part,
Control floating body displacement；The controller receiving positioner signal controls propulsion device start and stop；
The micro-nano aeration device is located at below floating body, is connected with floating body, and the micro-nano aeration device is from top to bottom successively
Including current divider, at least one dissolving and double entry pump；Air inlet, double entry pump air inlet is arranged in the water inlet end of the double entry pump
Mouth is connected to by air inlet pipe with outside atmosphere；The water inlet of the current divider and the water outlet of double entry pump connect；The current divider
Top is equipped with several water outlets, and each current divider water outlet is connected by the water inlet of dissolving with dissolving；The molten gas
The water inlet of tank and dissolving are internally provided at least one set of turbulence blades；The literary mound of dissolving bottom water outlet position installation
In manage, the liquid flow through venturi in dissolving is discharged into water body.
2. self-propelled micro-nano oxygen increasing equipment according to claim 1, which is characterized in that the water inlet of the dissolving
With two groups of turbulence blades are respectively equipped with inside dissolving；Flow passes sequentially through dissolving water inlet first group of turbulence blades, second
Group turbulence blades enter dissolving, into dissolving flow pass sequentially through first group of turbulence blades in dissolving, second group disturb
Flow blade, after flow to Venturi tube.
3. self-propelled micro-nano oxygen increasing equipment according to claim 2, which is characterized in that the dissolving water inlet first
Group turbulence blades and second group of turbulence blades direction of rotation of dissolving water inlet are opposite；First group of turbulence blades in the dissolving
It is opposite with second group of turbulence blades direction of rotation in dissolving.
4. self-propelled micro-nano oxygen increasing equipment according to claim 2, which is characterized in that the dissolving water inlet first
The lobe numbers of group turbulence blades are less than the lobe numbers of first group of turbulence blades in dissolving, the dissolving water inlet second
Lobe numbers of the lobe numbers of group turbulence blades less than second group of turbulence blades in dissolving；Or two groups of dissolving water inlet is disturbed
Flow the lobe numbers that blade lobe numbers are less than two groups of turbulence blades in dissolving.
5. self-propelled micro-nano oxygen increasing equipment according to claim 2, which is characterized in that the dissolving water inlet first
The lobe numbers of group turbulence blades are less than the lobe numbers of second group of turbulence blades of dissolving water inlet；First in the dissolving
Lobe numbers of the lobe numbers of group turbulence blades less than second group of turbulence blades in dissolving.
6. self-propelled micro-nano oxygen increasing equipment according to claim 1, which is characterized in that further include electrical control gear,
The electrical control gear includes frequency converter, contactor, time switch and connecting cable, the electrical control gear connection walking
Drive set controller controls propulsion device start and stop.
7. self-propelled micro-nano oxygen increasing equipment according to claim 1, which is characterized in that at the air inlet pipe of the double entry pump
It is provided with intake valve and flowmeter.
8. self-propelled micro-nano oxygen increasing equipment according to claim 1, which is characterized in that the water inlet of the dissolving
It is respectively equipped with filter screen with tank body lower part.
9. self-propelled micro-nano oxygen increasing equipment according to claim 1, which is characterized in that the air inlet of the double entry pump and
Water inlet is respectively equipped with filter screen.
10. self-propelled micro-nano oxygen increasing equipment according to claim 1, which is characterized in that the double entry pump power source is adopted
With diving magneto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814206.3U CN207891137U (en) | 2017-12-21 | 2017-12-21 | A kind of self-propelled micro-nano oxygen increasing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814206.3U CN207891137U (en) | 2017-12-21 | 2017-12-21 | A kind of self-propelled micro-nano oxygen increasing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207891137U true CN207891137U (en) | 2018-09-21 |
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ID=63549316
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| CN201721814206.3U Active CN207891137U (en) | 2017-12-21 | 2017-12-21 | A kind of self-propelled micro-nano oxygen increasing equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108069525A (en) * | 2017-12-21 | 2018-05-25 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of self-propelled micro-nano oxygen increasing equipment |
-
2017
- 2017-12-21 CN CN201721814206.3U patent/CN207891137U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108069525A (en) * | 2017-12-21 | 2018-05-25 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of self-propelled micro-nano oxygen increasing equipment |
| CN108069525B (en) * | 2017-12-21 | 2024-01-09 | 水利部交通运输部国家能源局南京水利科学研究院 | Self-propelled micro-nano oxygenation equipment |
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