CN209522668U - A kind of spiral deflector-type jet nozzle - Google Patents
A kind of spiral deflector-type jet nozzle Download PDFInfo
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- CN209522668U CN209522668U CN201920009558.4U CN201920009558U CN209522668U CN 209522668 U CN209522668 U CN 209522668U CN 201920009558 U CN201920009558 U CN 201920009558U CN 209522668 U CN209522668 U CN 209522668U
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- nozzle
- outer nozzle
- deflector
- choke
- tube body
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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 spiral deflector-type jet nozzle, including inner nozzle, outer nozzle and deflector；Wherein, the inner wall of the outer nozzle forms mixing chamber, and the deflector is set in the mixing chamber, and is fixedly connected with the inner wall of the outer nozzle；The inner nozzle is set in the mixing chamber.The utility model uses the setting of deflector, and sucking is mixed indoor air and makes jet stream eddy flow in the shape of a spiral by deflector, more air can be involved in, while each position can all realize gas-liquid mixed in mixing chamber, improve molten gas efficiency；The utility model structure is simple, easy to assembly, easy to spread.
Description
Technical field
The utility model relates to jet aerator technical field more particularly to a kind of spiral deflector-type jet nozzles.
Background technique
In biochemical wastewater treatment, it is necessary to sewage aeration is allowed, so that oxidizing decomposes dirty Organic substance in water and maintains micro- life
Oxygen needed for object vital movement.Wherein, jet-flow aeration method is with its higher dynamic efficiency and coefficient of oxygen utilization at biochemical sewage
It occupies an important position in reason.Jet-flow aeration is the swabbing action using high-speed water jet to air and is oxygenated sewage, is utilized
Strength turbulence that jet stream is formed after mixing with air reaches mixing wastewater with air.Since jet-flow aeration has oxygenation capacity strong, oxygen benefit
It is high (blast aeration is generally 6~10%, and jet-flow aeration is generally 30~50%) with rate, thus power consumption saves, and operating cost is low etc.
Advantage occupies an important position in biochemical wastewater treatment.
Currently, the core component of well known air supply jet aerator is by two coaxial interior sprays with circular cross-section
Mouth and outer nozzle composition.Treatment fluid flow generates negative pressure when spraying via inner nozzle high speed, and draws low pressure air is distributed via air
Cabin enters outer nozzle.In outer nozzle, high speed liquid flow shears air and forms air-liquid mixing.Gas-liquid two-phase body leaves nozzle injection
After entering waste water space, to horizontal motion, and surrounding liquid is swept along to continue to move together, while discharging a large amount of tiny bubbles,
Form oxygen transmitting and stirring and mixing effect.
Core component of the nozzle as composition jet aerator, structure are directly related to the performance of jet aerator.It is existing
Some jet aerator nozzles are only capable of forming gas-liquid mixed in interior nozzle periphery by introducing air into outer nozzle,
Jet mixing is uneven, and molten gas low efficiency affects sewage treating efficiency.
Utility model content
It is above of the existing technology to solve the problems, such as, the purpose of the utility model is to provide a kind of gas-liquid mixeds uniformly,
The spiral deflector-type jet nozzle of molten gas efficiency original text.
The utility model uses following technical scheme:
A kind of spiral deflector-type jet nozzle, including inner nozzle, outer nozzle and deflector；Wherein:
The outer nozzle includes outer nozzle tube body, outer nozzle choke and outer nozzle spout, and outer nozzle choke one end connects
Outer nozzle tube body is connect, the other end is equipped with outer nozzle spout, and the outer nozzle tube body is equipped with one or more air inlets；It is described outer
The inner wall of nozzle forms mixing chamber, and the deflector is set in the mixing chamber, and is fixedly connected with the inner wall of the outer nozzle；
The inner nozzle includes inner nozzle tube body, inner nozzle choke, inner nozzle water inlet and inner nozzle spout；It is described
Inner nozzle choke and inner nozzle spout are set in the mixing chamber；The inner nozzle spout is set to the inner nozzle choke
End；One end of the inner nozzle tube body is connected to the inner nozzle choke, and the other end is connected to the inner nozzle water inlet；It is described
Inner nozzle tube body is fixedly connected with the outer nozzle tube body.
In an advantageous embodiment, the shape of the outer nozzle choke becomes narrow gradually from one end to the other side, outer spray
Mouth tube body is connected with wide portion one end of outer nozzle choke, outer nozzle notch setting outer nozzle choke narrow portion one
End.
In an advantageous embodiment, the shape of inner nozzle choke becomes narrow gradually from one end to the other side, inner nozzle pipe
Body is connected with wide portion one end of inner nozzle choke, and inner nozzle notch setting is in one end of the narrow portion of inner nozzle choke.
In an advantageous embodiment, there are two the air inlets, it is respectively arranged on the opposite sides of the outer nozzle tube body.
In an advantageous embodiment, the inner nozzle and the outer nozzle are coaxially disposed.
In an advantageous embodiment, the inner nozzle has one or more.
In an advantageous embodiment, be additionally provided in the mixing chamber annular porous insulation set, with outer nozzle tube body it
Between form the barrier chamber of annular, the air inlet is connected to the barrier chamber.
Preferably, gas enters the barrier chamber from the air inlet, forms inlet channel, then by described more
Hole barrier covers upper multiple holes and enters the mixing chamber.
In an advantageous embodiment, the deflector is arc shape, tangent with the inner wall of the outer nozzle choke,
One end is located on the axis of the outer nozzle, close to the inner nozzle nozzle, and the other end is close to the outer nozzle spout.
In an advantageous embodiment, the deflector is S-shaped shape, one end and the fixed company of the outer nozzle inboard wall of tube body
It connects, the other end is fixedly connected with opposite outer nozzle choke inner wall.
In an advantageous embodiment, the deflector is helical form, is coaxially set with the outer nozzle, the inner nozzle
It sets.
In an advantageous embodiment, the outer nozzle includes outer layer and interior cavity layer, and the outer layer uses fiber reinforcement type
Thermosetting plastics, the interior cavity layer use self-cleaning teflon material；The inner nozzle uses the wear-resisting Teflon material of non-hydrophilic
Material is made.
It compares with the prior art, the technical solution of the utility model has the following beneficial effects:
(1) the utility model uses the setting of deflector, and sucking is mixed indoor air and makes jet stream by deflector
Eddy flow in the shape of a spiral can be involved in more air, improve the efficiency of molten gas；
(2) each position can all realize gas-liquid mixed in mixing chamber, further improve the efficiency of molten gas.
(3) the utility model structure is simple, easy to assembly, easy to spread.
Detailed description of the invention
Attached drawing is constituted part of this application to be used to provide further understanding of the present application, the schematic implementation of the application
Example and its explanation are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the structural schematic diagram for the spiral deflector-type jet nozzle that embodiment 1 provides；
Fig. 2 is the structural schematic diagram for the spiral deflector-type jet nozzle that embodiment 1 provides.
Marginal data:
1, inner nozzle；11, inner nozzle water inlet；12, inner nozzle tube body；13, inner nozzle choke；14, inner nozzle spout,
2, outer nozzle；22, outer nozzle tube body；23, outer nozzle choke；24, outer nozzle spout；3, mixing chamber；4, chamber is obstructed；5, into
Port；51, the first air inlet；52, the second air inlet；6, deflector；61, the first deflector；62, the second deflector；63, third
Deflector；8, porous insulation set.
Specific embodiment
The utility model provides a kind of spiral deflector-type jet nozzle, to make the purpose of this utility model, technical solution
And effect is clearer, clear, referring to the drawings and gives an actual example to the utility model further description.It should be appreciated that
Specific embodiment described herein only to explain the utility model, is not used to limit the utility model.
It should be noted that in the specification and claims of the utility model and above-mentioned attached drawing term " first,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order, it should be appreciated that in this way
The data used are interchangeable under appropriate circumstances.In addition, term " includes " and " having " and their any deformation, it is intended that
Being to cover non-exclusive includes to be not necessarily limited to be clearly listed for example, containing a series of system of units, product or equipment
Those of unit, but may include other units being not clearly listed or intrinsic for these products or equipment.
Embodiment 1
A kind of spiral deflector-type jet nozzle that the use of the new type provides, as shown in Figure 1, including inner nozzle 1 and outer spray
Mouth 2 and the deflector 6 inside inner nozzle 2.The inner cavity of outer nozzle 2 forms mixing chamber 3, and deflector 6 is set to mixing chamber 3
It is interior.Outer nozzle 2 includes outer nozzle tube body 22, outer nozzle choke 23 and outer nozzle spout 24, and outer nozzle choke 23 is from one end
It is become narrow gradually to the other end, to connection, the setting of outer nozzle spout 24 exists in the wide portion of outer nozzle tube body 22 and outer nozzle choke 23
23 narrow portion one end of outer nozzle necking.Air inlet there are two being set on outer nozzle tube body 22: the first air inlet 51 and the second air inlet 52,
First air inlet 51 and the second air inlet 52 are located at the opposite two sides of outer nozzle tube body 22.
Inner nozzle 1 includes inner nozzle water inlet 11, inner nozzle tube body 12, inner nozzle choke 13 and inner nozzle spout 14,
Inner nozzle choke 13 and inner nozzle spout 14 are set in mixing chamber 3, inner nozzle tube body 12 and the fixed company of outer nozzle tube body 22
It connects.12 one end of inner nozzle tube body is connected to inner nozzle water inlet 11, and the other end is connected to inner nozzle choke 13.Inner nozzle choke 13
To become narrow gradually from one end to the other side, inner nozzle tube body 12 is connected with wide portion one end of inner nozzle choke 13, inner nozzle
Narrow portion one end of inner nozzle choke 13 is arranged in spout 14, and inner nozzle spout 14 is connected to mixing chamber 3.Inner nozzle 1 can have
One or more, in the present embodiment, inner nozzle 1 has one, is coaxially disposed with outer nozzle 2.
Deflector 6 is helical form, and axis and outer nozzle 1 and inner nozzle 2 are point-blank.
Gas is inhaled into mixing chamber 3 by the first air inlet 51 and the second air inlet 52, and twin-inlet makes in the recent period
Gas phase inside mixing chamber 3 and liquid phase mixing are more uniform, jet body discharge bubble can more fine uniform, to improve oxygen benefit
With rate.The deflector 6 of mixing chamber inside spin shape setting so that from inner nozzle 2 injection stream formed helical flow of water,
Helically line style spreads track during injection stream advance, increases injection stream and is mixing indoor total kilometres, extends gas
The time of contact of body and injection flowing liquid, each position in mixing chamber 3 can realize the mixing of gas-liquid, improve molten gas
Efficiency.
In the present embodiment, the outer nozzle 2 includes outer layer and interior cavity layer, and the outer layer of outer nozzle 2 is using fiber reinforcement type warm
Solidity plastics improve the intensity and fatigue performance of outer nozzle 2；The interior cavity layer of the outer nozzle 2 uses self-cleaning Teflon
Material, the inner nozzle 1 are made of the wear-resisting teflon material of non-hydrophilic, and the use of teflon material, which further decreases, to finish
The probability of dirt.
Embodiment 2
A kind of spiral deflector-type jet nozzle that the use of the new type provides, as shown in Fig. 2, including inner nozzle 1 and outer spray
Mouth 2 and the deflector 6 inside inner nozzle 2.The inner cavity of outer nozzle 2 forms mixing chamber 3, and deflector 6 is set to mixing chamber 3
It is interior.Outer nozzle 2 includes outer nozzle tube body 22, outer nozzle choke 23 and outer nozzle spout 24, and outer nozzle choke 23 is from one end
It is become narrow gradually to the other end, to connection, the setting of outer nozzle spout 24 exists in the wide portion of outer nozzle tube body 22 and outer nozzle choke 23
23 narrow portion one end of outer nozzle necking.Outer nozzle tube body 22 is equipped with air inlet 5.The porous insulation of annular is additionally provided in mixing chamber 3
The barrier chamber 4 of annular, the connection barrier chamber 4 of air inlet 5 are formed between set 8, with outer nozzle tube body 22.
Inner nozzle 1 includes inner nozzle water inlet 11, inner nozzle tube body 12, inner nozzle choke 13 and inner nozzle spout 14,
Inner nozzle choke 13 and inner nozzle spout 14 are set in mixing chamber 3, inner nozzle tube body 12 and the fixed company of outer nozzle tube body 22
It connects.12 one end of inner nozzle tube body is connected to inner nozzle water inlet 11, and the other end is connected to inner nozzle choke 13.Inner nozzle choke 13
To become narrow gradually from one end to the other side, inner nozzle tube body 12 is connected with wide portion one end of inner nozzle choke 13, inner nozzle
Narrow portion one end of inner nozzle choke 13 is arranged in spout 14, and inner nozzle spout 14 is connected to mixing chamber 3.
The deflector being fixedly connected with the inner wall of outer nozzle 1, respectively the first deflector 61, second are equipped in mixing chamber 3
Deflector 62, third deflector 63.First deflector 61 is S-shaped, and one end and the inner wall of the outer nozzle tube body 22 are fixed
Connection, the other end are fixedly connected with the inner wall of opposite outer nozzle choke 23.Second deflector 62 and third deflector 63 are
Arc shape, one end are located on the axis of the outer nozzle 1, close to the position of inner nozzle spout 14, and the other end is located at close to outer
The position of nozzle vent 24, and it is tangent with the inner wall of the outer nozzle choke 23.
Gas is inhaled into barrier chamber 4 by air inlet 5, enters mixing by multiple holes on porous insulation set 8
Room 3.The setting of the deflector of three arcuations so that the jet stream from inner nozzle 2 is divided into multiple tracks, and respectively along the first deflector 61,
Second deflector 62, third deflector 63 forward, increase injection stream and are mixing indoor total kilometres, in each position of mixing chamber
It can realize the mixing of gas-liquid, while make jet stream in vortex shape, more air can be involved in, improve the efficiency of molten gas.
Specific embodiment of the utility model is described in detail above, but it is only used as example, the utility model
It is not restricted to particular embodiments described above.To those skilled in the art, any that this practical is equal
Modifications and substitutions are also all among the scope of the utility model.Therefore, the institute under the spirit and scope for not departing from the utility model
The equal transformation and modification of work, should all cover in the scope of the utility model.
Claims (5)
1. a kind of spiral deflector-type jet nozzle, which is characterized in that including inner nozzle, outer nozzle and deflector；Wherein:
The outer nozzle includes outer nozzle tube body, outer nozzle choke and outer nozzle spout, and the connection of outer nozzle choke one end is outer
Nozzle body, the other end are equipped with outer nozzle spout, and the outer nozzle tube body is equipped with one or more air inlets；The outer nozzle
Inner wall form mixing chamber, the deflector is set in the mixing chamber, and is fixedly connected with the inner wall of the outer nozzle；
The inner nozzle includes inner nozzle tube body, inner nozzle choke, inner nozzle water inlet and inner nozzle spout；The interior spray
Mouth choke and inner nozzle spout are set in the mixing chamber；The inner nozzle spout is set to the end of the inner nozzle choke
Portion；One end of the inner nozzle tube body is connected to the inner nozzle choke, and the other end is connected to the inner nozzle water inlet；In described
Nozzle body is fixedly connected with the outer nozzle tube body.
2. spiral deflector-type jet nozzle according to claim 1, which is characterized in that there are two the air inlets, respectively
Set on the opposite sides of the outer nozzle tube body.
3. spiral deflector-type jet nozzle according to claim 1, which is characterized in that be additionally provided with annular in the mixing chamber
Porous insulation set, the barrier chamber of annular is formed between outer nozzle tube body, the air inlet is connected to the barrier chamber.
4. spiral deflector-type jet nozzle described in any one of claim 1 to 3, which is characterized in that the deflector
Tangent with the inner wall of the outer nozzle choke for arc shape, one end is located on the axis of the outer nozzle, close to described interior
At nozzle vent, the other end is close to the outer nozzle spout.
5. spiral deflector-type jet nozzle described in any one of claim 1 to 3, which is characterized in that the deflector
For S-shaped shape, one end is fixedly connected with the outer nozzle inboard wall of tube body, and the other end is fixed with opposite outer nozzle choke inner wall
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920009558.4U CN209522668U (en) | 2019-01-04 | 2019-01-04 | A kind of spiral deflector-type jet nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920009558.4U CN209522668U (en) | 2019-01-04 | 2019-01-04 | A kind of spiral deflector-type jet nozzle |
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| Publication Number | Publication Date |
|---|---|
| CN209522668U true CN209522668U (en) | 2019-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920009558.4U Active CN209522668U (en) | 2019-01-04 | 2019-01-04 | A kind of spiral deflector-type jet nozzle |
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| Country | Link |
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| CN (1) | CN209522668U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115487699A (en) * | 2022-09-01 | 2022-12-20 | 同济大学 | High-pressure eddy-current efficient separation device for pollutants in soil |
| CN115487698A (en) * | 2022-09-01 | 2022-12-20 | 同济大学 | High-pressure vortex high-efficiency separation method for pollutants in soil |
-
2019
- 2019-01-04 CN CN201920009558.4U patent/CN209522668U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115487699A (en) * | 2022-09-01 | 2022-12-20 | 同济大学 | High-pressure eddy-current efficient separation device for pollutants in soil |
| CN115487698A (en) * | 2022-09-01 | 2022-12-20 | 同济大学 | High-pressure vortex high-efficiency separation method for pollutants in soil |
| CN115487699B (en) * | 2022-09-01 | 2024-05-03 | 同济大学 | High-pressure vortex high-efficiency separating device for pollutants in soil |
| CN115487698B (en) * | 2022-09-01 | 2024-05-03 | 同济大学 | High-pressure vortex efficient separation method for pollutants in soil |
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