CN204607705U - A kind of efficient dish-style jet aerator - Google Patents
A kind of efficient dish-style jet aerator Download PDFInfo
- Publication number
- CN204607705U CN204607705U CN201420786026.9U CN201420786026U CN204607705U CN 204607705 U CN204607705 U CN 204607705U CN 201420786026 U CN201420786026 U CN 201420786026U CN 204607705 U CN204607705 U CN 204607705U
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- dish
- jet aerator
- internal cavity
- style jet
- face
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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 efficient dish-style jet aerator of the one that the utility model provides, comprise the dish-shaped internal cavity and dish-shaped external cavity that overlap and be combined into, the radial correspondence of two cavity side faces is provided with the concentric inner nozzle of many groups and outer nozzle, it is characterized in that: the air distribution structures of the shiny surface of epirelief is arranged in the outside, upper top of described internal cavity, the upper top inner face of internal cavity is arranged to the waterpower speedup structure of lower convex shiny surface, wherein the upper end face of epirelief shiny surface face air distribution structures is to the end face of convex shiny surface waterpower speedup structure under the inlet mouth evagination of dish-style jet aerator and the upper top inner face of internal cavity to the water-in evagination of dish-style jet aerator, this efficient dish-style jet aerator reduces air velocity resistance and uniform air, reduce waterpower flow velocity resistance and clash into loss, inner nozzle and outer nozzle establishing eddy flow muscle, improve nozzle gas, liquid, solid mixing rate, improve the dish-style jet aerator of diffusibility and diffusion area, and the oxygen-transfer efficiency of dish-style jet aerator raising about 25% and device structure are strengthened.
Description
Technical field
The utility model relates to aerator technical field, especially proposes a kind of dish-style jet aerator equipment of energy-efficient, 20 years maintenance free.
Background technology
Dish-style jet aerator conventional now, be combined in dish-shaped cavity cover by inside and outside two, two chamber side face correspondences are provided with organizes concentric nozzle more.Recirculated water is sprayed through each nozzle at high speeds by inner chamber, mix with exocoel pressure air, utilize jet to shear air and form gas-liquid mixture, then through exocoel nozzle second spraying, complete air (oxygen)---the mass transfer of mixed solution and diffusion process, thus the object reaching oxygenation in water.Because of the negative inspiratory pressure ability that it does not need water jet to provide extra, so energy consumption is only the 25-30% of conventional negative pressure jet aerator, and there is aeration and stir dual-use function, without blocking and coefficient of oxygen utilization comparatively high.But the inner chamber inner top surface of existing multi-nozzle dish-style jet aerator adopts flat-tope structure, in ingoing stream vertical impact, top plane reflection break-in is sprayed by radial nozzles.The reflection of this flat top surface, it is comparatively large to clash into loss, not only to hydraulic losses, also make energy expenditure increase, and flat top surface reflection also easily causes the diffusing of water, causes flow velocity to reduce, the decline of hydraulic shear ability, and energy consumption is high, and to rush oxygen efficiency low.Secondly, two dimensional structure impact resistance is poor, therefore need compared with heavy wall face and or extra stiffening web is set, not only increase the consumption of raw and auxiliary material, increase product cost.In air inlet vertical impact, top plane reflection break-in is sprayed by radial nozzles.This flat top surface reflection, clash into loss comparatively greatly, air distribution is uneven, not only to atmospheric pressure lost, also makes energy expenditure increase.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the defect existed in above-mentioned prior art, and provide one can reduce waterpower flow velocity resistance, shock loss, strengthen waterpower extruding and promote, reduce air velocity resistance and uniform air, and inner nozzle and outer nozzle establishing eddy flow muscle, improve nozzle flow velocity, gas, liquid and solids mixing speed, improve the dish-style jet aerator of diffusibility and diffusion area.
For solving the problems of the technologies described above, efficient dish-style jet aerator of the present utility model comprises: comprise the dish-shaped internal cavity and dish-shaped external cavity that overlap and be combined into, the radial correspondence of two cavity side faces is provided with the concentric inner nozzle of many groups and outer nozzle, the air distribution structures of the shiny surface of epirelief is arranged in the outside, upper top of dish internal cavity, the upper top inner face of dish internal cavity is arranged to the waterpower speedup structure of lower convex shiny surface, wherein the upper end face of epirelief shiny surface face air distribution structures is to the end face of convex shiny surface waterpower speedup structure under the inlet mouth evagination of dish-style jet aerator and the upper top inner face of dish-shaped internal cavity to the water-in evagination of dish-style jet aerator, the upper end face of the air distribution structures of epirelief shiny surface effectively reduces atmospheric drag to the evagination of the inlet mouth of dish-style jet aerator, and make air distribution even, the lower end face of the air distribution structures of epirelief shiny surface is to the convex propagation energy enhancing waterpower under the water-in of dish-style jet aerator, reduce the shock loss of current, improve inner nozzle flow velocity.
The shiny surface being arranged to epirelief outside the upper top of dish internal cavity is ellipsoidal surface or is sphere; It is ellipsoidal surface or for sphere that the upper top inner face of dish internal cavity is arranged to lower convex shiny surface; One be, air inlet low into water flow velocity uneven when, make flow velocity in chamber high by the shiny surface of epirelief and lower convex shiny surface, uniform air simultaneously; Two is the change in shape along with aerator, makes the injection between each nozzle even; Three is overcome flat top surface structural strength rapid wear.
The nozzle of dish internal cavity and dish-shaped external cavity all increases eddy flow muscle, eddy flow muscle is waviness, and cross section is semicircle, coils on the inwall of the inner nozzle of dish-shaped internal cavity and the outer nozzle of dish-shaped external cavity, the cutting mixing of gas, liquid and solid can be improved, improve air transfer rate.
Dish internal cavity inner nozzle mouth diameter is 26mm-40mm, the outer nozzle mouth diameter of dish external cavity is 60mm-80mm, and the cross section maximum diameter of eddy flow muscle is 5-8mm, improves nozzle liquid rotary-cut stream, gas, liquid and solids mixing speed, improve diffusibility and diffusion area.
The lower chamber of dish internal cavity and dish-shaped external cavity is 45-55 ° at the bottom of oblique cone, effectively can reduce dead angle, enhance fluid speed.
The efficient dish-style jet aerator that the utility model provides, reduce waterpower flow velocity resistance and clash into loss, reduce air velocity resistance and uniform air, inner nozzle and outer nozzle establishing eddy flow muscle, improve nozzle liquid rotary-cut stream, gas, liquid, solid mixing rate, improves the dish-style jet aerator of diffusibility and diffusion area, and the oxygen-transfer efficiency of dish-style jet aerator raising 25% and device structure are strengthened.In view of the needs of China's modernization construction, this utility model has wide market outlook, and its release must bring good economic benefit and social benefit.
Accompanying drawing illustrates:
The dish-style jet aerator structural representation that Fig. 1 is.
Embodiment:
Be described in further detail below in conjunction with the embodiment of accompanying drawing to utility model.
Embodiment 1: as shown in Figure 1, a kind of efficient dish-style jet aerator comprises: the diameter that cover is combined into is 1140mm is highly 605mm dish external cavity 7 and dish-shaped internal cavity 2, dish internal cavity 2 side face is provided with inner nozzle 6, dish external cavity 7 side face is provided with outer nozzle 3, the upper end of dish external cavity 7 is provided with inlet mouth 1 and is provided with water-in 4 in the lower end of dish-shaped external cavity 7, in at the bottom of oblique cone 8 between dish internal cavity 2 and the lower chamber of dish-shaped external cavity 7, at the bottom of oblique cone, the angle of 8 is 45 °, the upper end face of dish internal cavity 2 is arranged to the air distribution structures 5 of the shiny surface of epirelief, epirelief segment radius 360mm, segment height 50mm, wherein the upper end face of the air distribution structures 5 of the shiny surface of epirelief and lower end face are respectively to the inlet mouth 1 of dish-style jet aerator and water-in 4 evagination, dish internal cavity inner nozzle mouth diameter is 26mm, the outer nozzle mouth diameter of external cavity is 60mm, the upper end face of the shiny surface air distribution structures 5 of epirelief effectively reduces atmospheric drag to inlet mouth 1 evagination of dish-style jet aerator and clashes into loss, and make air distribution even, descend the water-in 4 of lower end face to dish-style jet aerator of convex shiny surface air distribution structures 5, evagination segment radius 330mm, segment height 70mm, evagination enhances the propagation energy of waterpower, reduce the shock loss of current, improve inner nozzle flow velocity, effectively can reduce atmospheric drag, and air distribution is even.
Embodiment 2: as shown in Figure 1, difference from Example 1 is: the diameter of dish-shaped external cavity 7 is 1520mm, is highly 700mm; Dish internal cavity inner nozzle mouth diameter is 40mm, and the outer nozzle mouth diameter of external cavity is 80mm, and the upper end face of internal cavity is arranged to the air distribution structures 5 of the shiny surface of epirelief, segment radius 800mm, segment height 110mm; Lower end face segment radius 700mm, the segment height 120mm of the shiny surface air distribution structures 5 of epirelief; The lower chamber of dish internal cavity and dish-shaped external cavity is 45-55 ° at the bottom of oblique cone.
Embodiment 3: as shown in Figure 1, difference from Example 2 is: the interior inner nozzle 6 of dish-shaped cavity 5 and the outer nozzle 3 of dish-shaped external cavity 2 all increase eddy flow muscle (not marking in figure), eddy flow muscle is waviness, cross section is semicircle, coils on the inwall of the inner nozzle of dish-shaped internal cavity and the outer nozzle of dish-shaped external cavity; The cross section maximum diameter of eddy flow muscle is 5-8mm; Wherein, eddy flow muscle is waviness, and cross section is semicircle, and inner nozzle diameter is 7mm, the diameter 8mm of outer nozzle; In on internal cavity nozzle, semicircle arranges eddy flow 180 °, lower interior semicircle arranges eddy flow about 180 ° and interlocks, improve the cutting mixing of gas, liquid and solid, improve air transfer rate, and the oxygen-transfer efficiency of dish-style jet aerator raising 25% and device structure are strengthened.
Embodiment 4: as shown in Figure 1, difference from Example 1 is: inner nozzle 6 diameter of dish-shaped internal cavity 5 is 40mm, the jet hole diameter of the outer nozzle 3 of dish external cavity 2 is 80mm, eddy flow muscle is waviness, cross section is semicircle, and the eddy flow muscle maximum diameter in inner nozzle is 5mm, the eddy flow muscle maximum diameter 8mm in outer nozzle, improve nozzle flow velocity (quoting aerodynamic design to calculate), gas, liquid and solids mixing speed is fast, improve diffusibility and diffusion area.
Embodiment 5: as shown in Figure 1, difference from Example 4 is: the upper end face of dish-shaped internal cavity 2 is arranged to the air distribution structures 5 of the shiny surface of epirelief, epirelief segment radius 360mm, segment height 50mm, wherein the upper end face of the air distribution structures 5 of the shiny surface of epirelief and lower end face are respectively to the inlet mouth 1 of dish-style jet aerator and water-in 4 evagination, the upper end face of the shiny surface air distribution structures 5 of epirelief effectively reduces atmospheric drag to inlet mouth 1 evagination of dish-style jet aerator and clashes into loss, and make air distribution even, the lower end face of the shiny surface air distribution structures 5 of epirelief is to the water-in 4 of dish-style jet aerator, evagination segment radius 330mm, segment height 70mm, evagination enhances the propagation energy of waterpower, reduce the shock loss of current, improve inner nozzle flow velocity, effectively can reduce atmospheric drag, and air distribution is even.
In sum, the efficient dish-style jet aerator that the utility model provides, reduce waterpower flow velocity resistance and clash into loss, strengthen waterpower extruding and promote, reduce air velocity resistance and uniform air, inner nozzle and outer nozzle establishing eddy flow muscle, improve the dish-style jet aerator of nozzle liquid rotary-cut stream, gas, liquid, solid mixing rate, raising diffusibility and diffusion area, and the oxygen-transfer efficiency of dish-style jet aerator raising 25% and device structure are strengthened.In view of the needs of China's modernization construction, this utility model has wide market outlook, and its release must bring good economic benefit and social benefit.
Above embodiment of the present utility model has been described in detail, but described content being only the embodiment of better part in the utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (5)
1. an efficient dish-style jet aerator, comprise the dish-shaped internal cavity and dish-shaped external cavity that overlap and be combined into, the radial correspondence of two cavity side faces is provided with the concentric inner nozzle of many groups and outer nozzle, it is characterized in that: the air distribution structures of the shiny surface of epirelief is arranged in the outside, upper top of described dish-shaped internal cavity, the upper top inner face of dish internal cavity is arranged to the waterpower speedup structure of lower convex shiny surface, wherein the upper end face of epirelief shiny surface face air distribution structures is to the end face of convex shiny surface waterpower speedup structure under the inlet mouth evagination of dish-style jet aerator and the upper top inner face of internal cavity to the water-in evagination of dish-style jet aerator.
2. according to the dish-style jet aerator described in claim 1, it is characterized in that: the shiny surface being arranged to epirelief outside the upper top of described dish-shaped internal cavity is ellipsoidal surface or is sphere; The upper top inner face of described dish-shaped internal cavity is arranged to lower convex shiny surface to be ellipsoidal surface or to be sphere.
3. according to the dish-style jet aerator described in claim 1, it is characterized in that: the inner nozzle of described dish-shaped internal cavity and the outer nozzle of described dish-shaped external cavity also arrange eddy flow muscle respectively.
4. according to the dish-style jet aerator described in claim 3, it is characterized in that: described eddy flow muscle is waviness, cross section is semicircle, coils on the inwall of the inner nozzle of described dish-shaped internal cavity and the outer nozzle of described dish-shaped external cavity.
5. according to the dish-style jet aerator described in claim 1, it is characterized in that: be at the bottom of oblique cone between described dish-shaped internal cavity and the lower chamber of dish-shaped external cavity, angle 45-55 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786026.9U CN204607705U (en) | 2014-12-15 | 2014-12-15 | A kind of efficient dish-style jet aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786026.9U CN204607705U (en) | 2014-12-15 | 2014-12-15 | A kind of efficient dish-style jet aerator |
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| Publication Number | Publication Date |
|---|---|
| CN204607705U true CN204607705U (en) | 2015-09-02 |
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| CN201420786026.9U Expired - Fee Related CN204607705U (en) | 2014-12-15 | 2014-12-15 | A kind of efficient dish-style jet aerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104478108A (en) * | 2014-12-15 | 2015-04-01 | 宜兴市荣盛达环保有限公司 | High-efficiency disc jet aerator |
-
2014
- 2014-12-15 CN CN201420786026.9U patent/CN204607705U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104478108A (en) * | 2014-12-15 | 2015-04-01 | 宜兴市荣盛达环保有限公司 | High-efficiency disc jet aerator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20211215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |