CN209076448U - Duct type venturi mixing aerator - Google Patents
Duct type venturi mixing aerator Download PDFInfo
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- CN209076448U CN209076448U CN201821801539.7U CN201821801539U CN209076448U CN 209076448 U CN209076448 U CN 209076448U CN 201821801539 U CN201821801539 U CN 201821801539U CN 209076448 U CN209076448 U CN 209076448U
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- tempering tank
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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 provides a kind of duct type venturi mixing aerator, and duct type venturi mixing aerator includes water pump, jet stream device assembly and tempering tank；The jet stream device assembly includes Venturi tube, the front end of the tempering tank is provided with total water inlet, the rear end of the tempering tank is provided with total water outlet, the outer wall of the tempering tank is provided with water return outlet close to the position of total water outlet, gas-liquid mixed flow tube is provided in the total water inlet, the gas-liquid mixed flow tube offers multiple nozzles towards total water inlet water inlet direction, is additionally provided with thread mixing blade between the total water inlet and total water outlet in the tempering tank；The water inlet of the water pump connects the water return outlet, and the water outlet of the water pump connects the inlet of the Venturi tube, and the liquid outlet of the Venturi tube connects the gas-liquid mixed flow tube.Realize the oxygenation efficiency for improving duct type venturi mixing aerator.
Description
Technical field
The utility model relates to mechanical equipment more particularly to a kind of duct type venturi mixing aerators.
Background technique
With the raising of cultural technique, culture fishery gradually to intensive, develop by batch production direction.Recirculated water is supported
Growing system, advantages are at home and abroad widely applied because its height is intensive, water quality relatively easily controls etc..Domestic rule at present
The industrial aquaculture field of modelling largely uses water-flowing type aquaculture mode, in recent years, with the implementation of circular economy, has driven phase
Close the research of circulating water cultivation technology.The key of recirculated water industrial aquaculture high-yield and high-efficiency depends primarily on cultivation water system
The content of processing capacity and breeding water body dissolved oxygen, in current aquaculture process, the dissolved oxygen level in water body often reaches not
To due requirement, supplemental oxygen is needed into cultivation water to improve dissolved oxygen amount, the prior art generallys use high pressure supercharger
The dissolved oxygen amount of cultivation water is improved, such as: China Patent No. 200920263810.0 discloses a kind of high pressure aerator, utilizes oxygen
High pressure oxygen in bottle still in use, works as oxygen to carry out high pressure aerobic treatment to the water entered in water stream channel
After the pressure reduction of gas cylinder, then it will lead to oxygenation efficiency and decrease.How to design a kind of aerator that oxygenation is high-efficient is this
Utility model technical problem to be solved.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of duct type venturi mixing aerator, realization is mentioned
The oxygenation efficiency of high duct type venturi mixing aerator.
Technical solution provided by the utility model is a kind of duct type venturi mixing aerator, including water pump, ejector
Component and tempering tank；The jet stream device assembly includes Venturi tube, and the front end of the tempering tank is provided with total water inlet, described
The rear end of tempering tank is provided with total water outlet, and the outer wall of the tempering tank is provided with return water close to the position of total water outlet
Mouthful, be provided with gas-liquid mixed flow tube in the total water inlet, the gas-liquid mixed flow tube offer it is multiple towards the total water inlet into
The nozzle in water direction is additionally provided with thread mixing leaf between the total water inlet and total water outlet in the tempering tank
Piece；The water inlet of the water pump connects the water return outlet, and the water outlet of the water pump connects the inlet of the Venturi tube, institute
The liquid outlet for stating Venturi tube connects the gas-liquid mixed flow tube.
Further, the jet stream device assembly includes bypass pipe, and the bypass pipe is connected to the feed liquor of the Venturi tube
Between mouth and liquid outlet, flow control valve is additionally provided on the bypass pipe.
Further, the thread mixing blade includes coaxially arranged the first helical blade and the second helical blade, institute
It states the first helical blade and second helical blade is sequentially arranged between the total water inlet and total water outlet.
Further, first helical blade and second helical blade dislocation are arranged.
Further, the water return outlet is located at the lower section of second helical blade.
Further, it is additionally provided with exhaust pipe at the top of the tempering tank rear end, exhaust is provided on the exhaust pipe
Valve.
Further, the gas-liquid mixed flow tube is mounted on through the tempering tank and rotatably on the tempering tank, institute
The driving mechanism being additionally provided on tempering tank for driving the gas-liquid mixed flow tube rotation is stated, is additionally provided in the total water inlet
Flow sensor.
Duct type venturi mixing aerator provided by the utility model is conveyed the water of tempering tank rear end by water pump
Into Venturi tube, extraneous oxygen can be sucked from air inlet and be mixed to form gas-vapor mix body, aqueous vapor with water by Venturi tube
Mixture is injected to after the water supplied in tempering tank with watering is mixed by gas-liquid mixed flow tube using thread mixing leaf
Piece carries out being oriented to further mixing, it is ensured that aqueous vapor, which is sufficiently mixed, achievees the purpose that dissolved oxygen, and Venturi tube sucking oxygen with
Water in Venturi tube is carried out after mixing for the first time, then is handled by gas-liquid mixed flow tube and thread mixing blade, and oxygen will be by negative
Pressure sucking, liquidate mixing and thread mixing mixed processing three times, effectively raises duct type venturi mixing aerator
Oxygenation efficiency.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the main view of the utility model duct type venturi mixing aerator；
Fig. 2 is the side view of the utility model duct type venturi mixing aerator；
Fig. 3 be in Fig. 2 A to cross-sectional view；
Fig. 4 is the structural schematic diagram of thread mixing blade in the utility model duct type venturi mixing aerator.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
As Figure 1-Figure 4, the present embodiment duct type venturi mixing aerator, including water pump 3,2 and of jet stream device assembly
Tempering tank 1；The jet stream device assembly 2 includes Venturi tube 21, and the front end of the tempering tank 1 is provided with total water inlet 11, institute
The rear end for stating tempering tank 1 is provided with total water outlet 12, and the outer wall of the tempering tank 1 is set close to the position of total water outlet 12
It is equipped with water return outlet 13, gas-liquid mixed flow tube 4 is provided in the total water inlet, the gas-liquid mixed flow tube 4 offers multiple towards institute
The nozzle 41 for stating total water inlet water inlet direction, be located in the tempering tank 1 total water inlet 11 and total water outlet 12 it
Between be additionally provided with thread mixing blade 5；The water inlet of the water pump 3 connects the water return outlet 13, and the water outlet of the water pump 3 connects
The inlet of the Venturi tube 21 is connect, the liquid outlet of the Venturi tube 21 connects the gas-liquid mixed flow tube 4.
Specifically, in the present embodiment duct type venturi mixing aerator total water outlet 12 of tempering tank 1 then with cultivation
The import connection in pond is for supplying oxygen-enriched water, and the total water inlet 11 of tempering tank 1 connects watering, wherein watering can be with
Water for aquaculture pond output is conveyed to tempering tank 1 after filter sterilization is handled, alternatively, watering can also connect running water pipe
Deng.After the water of watering output enters in tempering tank 1, the water in tempering tank 1 is extracted out and is conveyed by water return outlet 13 by water pump 3
Into Venturi tube 21, water will pass through the air entry oxygen intake of Venturi tube 21, oxygen in Venturi tube 21 in flow process
Gas will be mixed to form gas-vapor mix body with the water in Venturi tube 21 and enter in gas-liquid mixed flow tube 4, and gas-liquid mixed flow tube 4 is by aqueous vapor
Mixture carries out the mixing that liquidates by the water inlet ejection of nozzle 41 towards total water inlet 11, and the mixed water that liquidates is in tempering tank 1
Relay the dynamic shape that will will change the direction of a stream of water and flow by the progress spirally-guided of thread mixing blade 5, thread mixing blade 5 of afterflow
State gives gas-liquid sufficient incorporation time, guarantees that gas-liquid is sufficiently mixed to achieve the purpose that dissolved oxygen, and exports from total water outlet 12
Water in will be enriched in oxygen.Wherein, thread mixing blade 5 includes coaxially arranged the first helical blade 51 and the second helical blade
52, first helical blade 51 and second helical blade 52 are sequentially arranged in the total water inlet 11 and total water outlet
Between mouthfuls 12, and the first helical blade 51 is arranged with second helical blade 52 dislocation, such as: the first helical blade 51 and the
Can misplace 90 degree of arrangements between two helical blades 52, in this way, water flow after the first helical blade 51 carries out spirally-guided, flows
The flow direction of water flow and flow regime will change at the second helical blade 52, in this way, can make oxygen and water more
Good mixing.Wherein, the water return outlet 13 can be located at the lower section of second helical blade 52；Preferably, the first helical-blade
Piece 51 and the second helical blade 52 offer several through-holes 50 respectively, and water flow can pass through through-hole 50, thus real using through-hole 50
Now water flow is cut and separated, carries out thread mixing in cooperation helical blade, so that gas-liquid is completely mixed together, dissolved oxygen
Ultrahigh in efficiency.In addition, being additionally provided with exhaust pipe 14 at the top of 1 rear end of tempering tank, exhaust valve is provided on the exhaust pipe 14
15, specifically, remaining oxygen will pass through the exhaust valve 15 on exhaust pipe 14 after water in tempering tank 1 and oxygen mix are uniform
Discharge is brought about the desired sensation to reduce bubbles volume contained by the water that total water outlet 12 exports so as to effectively reduce aquaculture organism
Steep the risk of disease.And the air entry of Venturi tube 21 can be directly sucked in atmosphere, and in order to improve oxygenation efficiency, Venturi tube 21
Air entry can also be directly connected to pure oxygen supply arrangement, herein with no restrictions.
Further, the jet stream device assembly 2 includes bypass pipe 22, and the bypass pipe 22 is connected to the Venturi tube 21
Inlet and liquid outlet between, flow control valve 23 is additionally provided on the bypass pipe 22, specifically, in Venturi tube 21
Increase bypass pipe 22 between inlet and liquid outlet, the control venturi that the aperture by controlling flow control valve 23 can be convenient
The inflow of pipe 21, without the revolving speed by adjusting water pump 3, it is quick to be more convenient operator to control oxygen soakage
Adjusting oxygen additional amount.Preferably, gas-liquid mixed flow tube 4 is mounted on through the tempering tank 1 and rotatably the tempering tank 1
On, the driving mechanism (not shown) for driving the gas-liquid mixed flow tube 4 to rotate is additionally provided on the tempering tank 1, it is described total
It is additionally provided with flow sensor (not shown) in water inlet 11, mixes aqueous vapor to preferably realize to liquidate, 4 energy of gas-liquid mixed flow tube
Enough of different sizes according to water velocity in total water inlet 11, adjustment nozzle 41 sprays the direction of gas-vapor mix body, wherein gas-liquid is mixed
It is connected between flow tube 4 and tempering tank 1 using dynamic sealing, driving mechanism can be by the way of stepper motor mate gear or belt
To drive the rotation of gas-liquid mixed flow tube 4, the water inlet flow velocity in total water inlet 11 detected according to flow sensor, by driving mechanism
Driving gas-liquid mixed flow tube 4 turns to set angle, forms gas-vapor mix body emission direction with total water inlet water inlet water (flow) direction
Best mixing angle improves the dissolved oxygen efficiency for the mixing that liquidates.
The utility model also provides a kind of application method of above-mentioned duct type venturi mixing aerator, tempering tank always into
The mouth of a river connects watering, and total water outlet of tempering tank connects aquaculture pond, and the air inlet of Venturi tube connects source of oxygen；
The application method includes: the water of watering supply during flow in tempering tank, and water pump is from tempering tank
Rear end drawing water and being transported in Venturi tube, and Venturi tube sucks external oxygen while conveying water, and water and oxygen exist
It is formed and gas-vapor mix body and is transported in gas-liquid mixed flow tube in Venturi tube, the nozzle of gas-liquid mixed flow tube is by gas-vapor mix body direction
The total water inlet direction of tempering tank sprays, so that gas-vapor mix body is mixed with the water entered in tempering tank, tempering tank
In water continue flow and by thread mixing blade be oriented to so that aqueous vapor is sufficiently mixed.Specifically, after tempering tank water flowing, water pump
3 oxygen for drawing water from tempering tank rear end and being transported in Venturi tube and sucking simultaneously, oxygen and water progress in Venturi tube
First is mixed to form gas-vapor mix body, and gas-vapor mix body is injected in tempering tank and total water inlet by the nozzle of gas-liquid mixed flow tube
The water flow of entrance carries out the mixing that liquidates, and to realize second of mixing of oxygen and water, then, water flow continues to flow to thread mixing
At blade, when thread mixing blade can change the flow regime of water flow using helical structure and extend the mixing of water and oxygen
Between, by the guiding of thread mixing blade, increases the contact area of oxygen and water, keep oxygen adequately soluble in water, with reality
The third time mixing of existing oxygen and water, oxygen and water can effectively improve oxygenation efficiency after mixing three times.
Further, it during the nozzle of gas-liquid mixed flow tube sprays gas-vapor mix body, is examined according to flow sensor
Water velocity drives the rotation of gas-liquid mixed flow tube to control driving mechanism in the total water inlet of survey.Specifically, working as the water of total water inlet
It when flow velocity degree increases, then rotates gas-liquid mixed flow tube and nozzle is rotated towards total water inlet direction, and work as the water flow of total water inlet
Speed then rotates gas-liquid mixed flow tube and nozzle is rotated far from total water inlet direction when reducing, wherein specific rotational angle is set
It is fixed, again with no restrictions, it can be tested according to the amount of Venturi tube oxygen intake to obtain water inlet flow velocity and nozzle and spray
The optimum value of orientation angle.
Duct type venturi mixing aerator provided by the utility model is conveyed the water of tempering tank rear end by water pump
Into Venturi tube, extraneous oxygen can be sucked from air inlet and be mixed to form gas-vapor mix body, aqueous vapor with water by Venturi tube
Mixture is injected to after the water supplied in tempering tank with watering is mixed by gas-liquid mixed flow tube using thread mixing leaf
Piece carries out being oriented to further mixing, it is ensured that aqueous vapor, which is sufficiently mixed, achievees the purpose that dissolved oxygen, and Venturi tube sucking oxygen with
Water in Venturi tube is carried out after mixing for the first time, then is handled by gas-liquid mixed flow tube and thread mixing blade, and oxygen will be by negative
Pressure sucking, liquidate mixing and thread mixing mixed processing three times, effectively raises duct type venturi mixing aerator
Oxygenation efficiency.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (7)
1. a kind of duct type venturi mixing aerator, which is characterized in that including water pump, jet stream device assembly and tempering tank；It is described
Jet stream device assembly includes Venturi tube, and the front end of the tempering tank is provided with total water inlet, and the rear end of the tempering tank is set
It is equipped with total water outlet, the outer wall of the tempering tank is provided with water return outlet, the total water inlet close to the position of total water outlet
In be provided with gas-liquid mixed flow tube, the gas-liquid mixed flow tube offers multiple nozzles towards total water inlet water inlet direction, institute
It states in tempering tank and is additionally provided with thread mixing blade between the total water inlet and total water outlet；The water pump into
The mouth of a river connects the water return outlet, and the water outlet of the water pump connects the inlet of the Venturi tube, and the Venturi tube goes out
Liquid mouth connects the gas-liquid mixed flow tube.
2. duct type venturi mixing aerator according to claim 1, which is characterized in that the jet stream device assembly includes
Bypass pipe, the bypass pipe are connected between the inlet and liquid outlet of the Venturi tube, are additionally provided on the bypass pipe
Flow control valve.
3. duct type venturi mixing aerator according to claim 1, which is characterized in that the thread mixing blade packet
Coaxially arranged the first helical blade and the second helical blade are included, first helical blade and second helical blade are successively
It is arranged between the total water inlet and total water outlet.
4. duct type venturi mixing aerator according to claim 3, which is characterized in that first helical blade with
The second helical blade dislocation arrangement.
5. duct type venturi mixing aerator according to claim 3, which is characterized in that the water return outlet is located at described
The lower section of second helical blade.
6. duct type venturi mixing aerator according to claim 1, which is characterized in that the tempering tank rear end
Top is additionally provided with exhaust pipe, is provided with exhaust valve on the exhaust pipe.
7. -6 any duct type venturi mixing aerator according to claim 1, which is characterized in that the gas-liquid mixed flow
Pipe is through the tempering tank and is rotatably mounted on the tempering tank, is additionally provided on the tempering tank described for driving
The driving mechanism of gas-liquid mixed flow tube rotation, is additionally provided with flow sensor in the total water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821801539.7U CN209076448U (en) | 2018-11-02 | 2018-11-02 | Duct type venturi mixing aerator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821801539.7U CN209076448U (en) | 2018-11-02 | 2018-11-02 | Duct type venturi mixing aerator |
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| CN209076448U true CN209076448U (en) | 2019-07-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109364780A (en) * | 2018-11-02 | 2019-02-22 | 青岛海兴智能装备有限公司 | Duct type venturi mixing aerator and its application method |
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2018
- 2018-11-02 CN CN201821801539.7U patent/CN209076448U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109364780A (en) * | 2018-11-02 | 2019-02-22 | 青岛海兴智能装备有限公司 | Duct type venturi mixing aerator and its application method |
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