CN209721724U - A kind of adjustable river and lake oxygenation plug flow device of dynamic - Google Patents
A kind of adjustable river and lake oxygenation plug flow device of dynamic Download PDFInfo
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- CN209721724U CN209721724U CN201822264054.5U CN201822264054U CN209721724U CN 209721724 U CN209721724 U CN 209721724U CN 201822264054 U CN201822264054 U CN 201822264054U CN 209721724 U CN209721724 U CN 209721724U
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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
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Abstract
The utility model discloses a kind of adjustable river and lakes of dynamic to be oxygenated plug flow device, it is related to river improvement technical field.Including submersible sewage pump, ejector, micro-nano bubble generator, trunnion, fluid flowmeter, gas flowmeter and solenoid valve, submersible sewage pump is connected by the first solenoid valve with ejector, ejector is connected with trunnion, the first branch pipe and the second branch pipe are additionally provided on the trunnion, first branch pipe is connected with micro-nano bubble generator, and the second branch pipe is communicated with air；The second solenoid valve being sequentially connected and fluid flowmeter are provided on first branch pipe, fluid flowmeter is connected with micro-nano bubble generator, it is provided with the third solenoid valve being sequentially connected on second branch pipe and gas flowmeter, gas flowmeter are communicated with air.The utility model can change equipment plug-flow effect according to river and lake dissolved oxygen concentration dynamic regulation bubble density and Air Bubble Size, so as to more effectively apply in river and lake improvement in realization.
Description
Technical field
The utility model relates to river improvement technical fields, and in particular to a kind of adjustable river and lake oxygenation plug-flow dress of dynamic
It sets.
Background technique
Micro-nano bubble is mainly used in black and odorous water oxygenation, flotation waste water treatment, ozone disappear because of its unique performance advantage
The fields such as poison, medical and beauty treatment, aquaculture, the market space are wide.In river and lake improvement, micro-nano bubble, can because bubble diameter is small
It stops in water for a long time, to be effectively removed the pollutants such as the organic matter in river and lake, algae, realizes that river and lake purification is limpid.
Currently, being applied to the microbubble generation technique that river and lake is administered mainly has dispersion air method, molten gas outgassing method etc., but because
The factors such as device structure complexity, bubble formation low efficiency, flux be small restrict, it is difficult to be widely used to promote in river and lake improvement.In
In the prior art, such as: application number: the utility model patent of CN201020598518.7 discloses micro-nano plugflow aeration machine,
It includes submersible sewage pump, ejector, submersible sewage pump, jet nozzle, ejector jet pipe, air inlet pipe；It is sucked when wherein submersible sewage pump operates
Water and the jet nozzle that ejector is connected to by bellows, water flow are ejected by jet nozzle, the injection water of high speed
Drainage is formed, air and water that air inlet pipe enters are mixed into containing bladdery jet stream, the connection of ejector jet pipe exists
Ejector outlet end, and micro-nano bubble generator is connected on ejector jet pipe by micro-nano emitting bubbles pipe, from
And it generates micron order minute bubbles and enters in water.Although the utility model patent design scheme oxygen-transfer efficiency is higher, only it is useful in
Black and odorous water administers initial stage use, should not use in the water body of the mg/L of water body DO > 2, cannot achieve oxygenation and plug-flow switching can
It adjusts, energy consumption is high.
The utility model aim is to provide a kind of adjustable river and lake oxygenation plug flow device of dynamic, can be dissolved according to river and lake
Oxygen demand automatically adjusts bubble density and Air Bubble Size, and adjustable apparatus plug-flow effect, whole device can effectively realize
It is aerated, the function of oxygenation and plug-flow.
Utility model content
In view of the shortcomings of the prior art, the utility model aims to provide a kind of adjustable river and lake oxygenations of dynamic
Plug flow device can change equipment plug-flow effect according to river and lake dissolved oxygen concentration dynamic regulation bubble density and Air Bubble Size, thus
It can more effectively be applied in river and lake improvement in realization.
To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of adjustable river of dynamic
Lake is oxygenated plug flow device, including submersible sewage pump, ejector, micro-nano bubble generator, trunnion, fluid flowmeter, gas flowmeter
And solenoid valve, submersible sewage pump are connected by the first solenoid valve with ejector, ejector is connected with trunnion, also sets up on the trunnion
There are the first branch pipe and the second branch pipe, the first branch pipe is connected with micro-nano bubble generator, and the second branch pipe is communicated with air；Described
The second solenoid valve being sequentially connected and fluid flowmeter, fluid flowmeter and micro-nano bubble generator are provided on first branch pipe
It is connected, the third solenoid valve and gas flowmeter, gas flowmeter and air being sequentially connected is provided on second branch pipe
It communicates.
Preferably, the trunnion is arranged at trunnion port 1/4.
A kind of adjustable river and lake oxygenation plug-flow method of dynamic:
When serious black smelly state is presented in river and lake severe depletion of oxygen, submersible sewage pump operating sucking water is communicated to jet stream by pipeline
Device inlet, it is in negative pressure state that it is minimum, which to reach maximum water body static pressure, for flow rate of liquid flow velocity at trunnion, closes third electromagnetism at this time
Valve opens micro-nano bubble generator, sucks the air-bubble generated by micro-nano bubble generator by the first branch pipe of trunnion.
After two kinds of fluids are sufficiently mixed, it is broken into the smaller micro-nano gas of partial size again by waterpower Impulse in ejector diffuser
Bubble, and the flux of micro-nano bubble rises to 10~50 times of micro-nano bubble generator.This process mainly realizes oxygenation function.
When in the water body of the mg/L of DO > 2, submersible sewage pump operating sucking water is communicated to ejector entrance by pipeline in river and lake
Place, it is minimum in negative pressure state, at this time unlatching third solenoid valve closing that flow rate of liquid flow velocity at trunnion reaches maximum water body static pressure
Micro-nano bubble generator sucks gas by the second branch pipe of trunnion.The gas sucked at trunnion, with submersible sewage pump sucking
Liquid, separated and dissolved forms air pocket at trunnion, and hydraulic shear occurs in ejector diffuser inlet and is crushed, forms micron
Bubble.This process adjusts gas flow on the second branch pipe as needed, changes bubble density and Air Bubble Size, realize plug-flow and
It is oxygenated alternation state.
Preferably, the ejector inlet flow rate and the first branch pipe flow-rate ratio are as follows: between 10:1~50:1.
Preferably, the micro-nano air-bubble in the first branch pipe is quiet to guarantee that fragmentation preferably occurs for two kinds of fluids
Pressure needs bigger than ejector diffuser water body static pressure.
Influence of the cavitation to trunnion is collided at interface to reduce by two kinds of fluids, water body static pressure needs at the trunnion
: -0.01Mpa~-0.1Mpa.
The utility model has the following beneficial effects:
1. the utility model by the way that the first branch pipe and the second branch pipe are arranged on trunnion, can administer different phase according to river and lake
Different demands regulation enters the fluid media (medium) in trunnion, realizes quickly oxygenation and plug-flow function.
2. the utility model has coupled two kinds of equipment of ejector and micro-nano bubble generator, administered in the serious anaerobism of river and lake
When initial stage, by the way that micro-nano bubble generator water outlet to be connected on ejector trunnion, micro-nano gas can be generated with high throughput
Bubble changes the black smelly situation of river and lake to quickly be oxygenated into water, solves that existing micro-nano bubble generator flux is low and ejector
It is big to lead to the problem of bubble size.
3. the utility model by the way that air intake branch (the second branch pipe) is arranged on trunnion, in the mg/L of river and lake DO > 0.5, is closed
First branch pipe adjusts the gas flow on the second branch pipe, and holding gas liquid ratio is 1:400~1:700, reduces bubble to the maximum extent
Size improves bubble density, realizes river and lake oxygenation, saves equipment operating cost.
4. the utility model by the way that air intake branch (the second branch pipe) is arranged on trunnion, in the mg/L of river and lake DO > 2.0, is closed
First branch pipe adjusts the gas flow on the second branch pipe, and holding gas liquid ratio is 1:100~1:200, reduces fluid in ejector
Energy loss improves momentum of impinging jet, realizes plug-flow function, energy saving.
Detailed description of the invention
It is described in detail the utility model with reference to the accompanying drawings and detailed description；
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
Referring to Fig.1, present embodiment uses following technical scheme: a kind of adjustable river and lake oxygenation plug flow device of dynamic,
Including submersible sewage pump 1, ejector 2, micro-nano bubble generator 3, trunnion 4, fluid flowmeter 5, gas flowmeter 6 and solenoid valve,
Submersible sewage pump 1 is connected by the first solenoid valve 7-1 with ejector 2, and ejector 2 is connected with trunnion 4, also sets up on the trunnion 4
There are the first branch pipe 4-1 and the second branch pipe 4-2, the first branch pipe 4-1 is connected with micro-nano bubble generator 3, the second branch pipe 4-2 and empty
Gas phase is logical；The second solenoid valve 7-2 and fluid flowmeter 5 being sequentially connected, fluid flow are provided on the first branch pipe 4-1
Meter 5 is connected with micro-nano bubble generator 3, be provided on the second branch pipe 4-2 third solenoid valve 7-3 that is sequentially connected with
Gas flowmeter 6, gas flowmeter 6 are communicated with air.
The trunnion 4 is arranged at trunnion port 1/4.
A kind of adjustable river and lake oxygenation plug-flow method of dynamic:
When serious black smelly state is presented in river and lake severe depletion of oxygen, submersible sewage pump operating sucking water is communicated to jet stream by pipeline
Device inlet, it is in negative pressure state that it is minimum, which to reach maximum water body static pressure, for flow rate of liquid flow velocity at trunnion, closes third electromagnetism at this time
Valve opens micro-nano bubble generator, sucks the air-bubble generated by micro-nano bubble generator by the first branch pipe of trunnion.
After two kinds of fluids are sufficiently mixed, it is broken into the smaller micro-nano gas of partial size again by waterpower Impulse in ejector diffuser
Bubble, and the flux of micro-nano bubble rises to 10~50 times of micro-nano bubble generator.This process mainly realizes oxygenation function.
When in the water body of the mg/L of DO > 2, submersible sewage pump operating sucking water is communicated to ejector entrance by pipeline in river and lake
Place, it is minimum in negative pressure state, at this time unlatching third solenoid valve closing that flow rate of liquid flow velocity at trunnion reaches maximum water body static pressure
Micro-nano bubble generator sucks gas by the second branch pipe of trunnion.The gas sucked at trunnion, with submersible sewage pump sucking
Liquid, separated and dissolved forms air pocket at trunnion, and hydraulic shear occurs in ejector diffuser inlet and is crushed, forms micron
Bubble.This process adjusts gas flow on the second branch pipe as needed, changes bubble density and Air Bubble Size, realize plug-flow and
It is oxygenated alternation state.
2 inlet flow rate of ejector and the first branch pipe flow-rate ratio are as follows: between 10:1~50:1.
To guarantee that fragmentation preferably occurs for two kinds of fluids, the micro-nano bubble hydrostatic in the first branch pipe needs ratio to penetrate
It is big to flow device diffuser water body static pressure.
Influence of the cavitation to trunnion is collided at interface to reduce by two kinds of fluids, water body static pressure needs at the trunnion
: -0.01Mpa~-0.1Mpa.
The device of present embodiment is controlled in the serious anaerobism of river and lake in use, ejector water inlet is connected with submersible sewage pump
When reason initial stage, by the way that micro-nano bubble generator water outlet is connected on the first branch pipe of ejector trunnion, high-throughput real estate
Raw micro-nano bubble changes the black smelly situation of river and lake to rapidly be oxygenated into water.In the mg/L of river and lake DO > 0.5, first is closed
Branch pipe opens the second branch pipe, adjusts the gas flow on the second branch pipe, and holding gas liquid ratio is 1:400~1:700, to greatest extent
Ground reduces bubble size, improves bubble density, realizes river and lake oxygenation, and save equipment operating cost.In the mg/ of river and lake DO > 2.0
L closes the first branch pipe, opens the second branch pipe, adjusts the gas flow on the second branch pipe, and holding gas liquid ratio is 1:100~1:
200, it reduces fluid energy loss in ejector and improves momentum of impinging jet, realize plug-flow function, energy saving.
A kind of double synchronous micro-nano oxygenation plug flow devices of binary channels provided by the embodiment of the utility model, structure design are simple
Uniqueness, can synchronize realize efficient oxygenic aeration, plug-flow function with can synchronous realizations reduce micro-nano bubble size, raising micro-nano
The function of rice bubble flux.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of dynamic is adjustable, river and lake is oxygenated plug flow device, which is characterized in that including submersible sewage pump (1), ejector (2), micro-nano
Bubble generator (3), trunnion (4), fluid flowmeter (5), gas flowmeter (6) and solenoid valve, submersible sewage pump (1) pass through the first electricity
Magnet valve (7-1) is connected with ejector (2), and ejector (2) is connected with trunnion (4), and the trunnion is additionally provided with first on (4)
Pipe (4-1) and the second branch pipe (4-2), the first branch pipe (4-1) be connected with micro-nano bubble generator (3), the second branch pipe (4-2) and
Air communicates；The second solenoid valve (7-2) being sequentially connected and fluid flowmeter (5) are provided on first branch pipe (4-1),
Fluid flowmeter (5) is connected with micro-nano bubble generator (3), is provided on second branch pipe (4-2) and to be sequentially connected
Third solenoid valve (7-3) and gas flowmeter (6).
2. the adjustable river and lake of a kind of dynamic according to claim 1 is oxygenated plug flow device, which is characterized in that the gas stream
Meter (6) is communicated with air.
3. the adjustable river and lake of a kind of dynamic according to claim 1 is oxygenated plug flow device, which is characterized in that the trunnion
(4) branch pipe is arranged at trunnion port 1/4.
4. the adjustable river and lake of a kind of dynamic according to claim 1 is oxygenated plug flow device, which is characterized in that the ejector
Inlet flow rate and the first branch pipe flow-rate ratio are as follows: 10:1~50:1.
5. the adjustable river and lake of a kind of dynamic according to claim 1 is oxygenated plug flow device, which is characterized in that described first
Micro-nano bubble hydrostatic in pipe needs bigger than ejector diffuser water body static pressure.
6. the adjustable river and lake of a kind of dynamic according to claim 1 is oxygenated plug flow device, which is characterized in that at the trunnion
Water body static pressure need to be: -0.01Mpa~-0.1Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822264054.5U CN209721724U (en) | 2018-12-31 | 2018-12-31 | A kind of adjustable river and lake oxygenation plug flow device of dynamic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822264054.5U CN209721724U (en) | 2018-12-31 | 2018-12-31 | A kind of adjustable river and lake oxygenation plug flow device of dynamic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209721724U true CN209721724U (en) | 2019-12-03 |
Family
ID=68678671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822264054.5U Active CN209721724U (en) | 2018-12-31 | 2018-12-31 | A kind of adjustable river and lake oxygenation plug flow device of dynamic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209721724U (en) |
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2018
- 2018-12-31 CN CN201822264054.5U patent/CN209721724U/en active Active
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