CN203295268U

CN203295268U - Multichannel vortex jet aerator

Info

Publication number: CN203295268U
Application number: CN2013200160162U
Authority: CN
Inventors: 刘云洲
Original assignee: Shanghai Bizone Environmental Protection Equipment & Engineering Co Ltd
Current assignee: Shanghai Bizone Environmental Protection Equipment & Engineering Co Ltd
Priority date: 2013-01-14
Filing date: 2013-01-14
Publication date: 2013-11-20
Anticipated expiration: 2023-01-14

Abstract

The utility model discloses a multichannel vortex jet aerator, belonging to the field of sewage treatment equipment. The structure of the multichannel vortex jet aerator is composed of an air inlet pipe, an air chamber, a barrel, integrated jet pipes, an air outlet hole, a water chamber, a water inlet pipe and the like, wherein the air inlet pipe is arranged on the upper end part of the air chamber and the barrel is arranged on the lower part of the air chamber; the water chamber is arranged inside the barrel; the water chamber is communicated with the water inlet pipe; six integrated jet pipes are uniformly distributed on the periphery of the barrel; the integrated jet pipes are obliquely inserted into the water chamber in the barrel and form an included angle of 60 degrees with the vertical line of the barrel; each integrated jet pipe is composed of a jet pipe air inlet, a throat pipe, a vortex device and a mixing pipe; each vortex device is connected with one end of each throat pipe; the jet pipe air inlet is formed in the upper side of the other end of each throat pipe; each jet pipe air inlet is clamped and fixed with the air outlet hole in the air chamber and is communicated with the air outlet hole. The multichannel vortex jet aerator disclosed by the utility model is good in anticorrosion performance and is durable so that the service life is greatly prolonged; the utilization rate and the oxygen dissolving efficiency of an aeration tank are improved and an application range is enlarged.

Description

A kind of multichannel swirl jet aerator

Technical field

The utility model relates to a kind of improvement of environmental protection industry (epi) sewage treatment area air supply jet aerator, is specifically related to a kind of multichannel swirl jet aerator.

Technical background

In the sewage aerobic treating processes, need to utilize aerator to the sewage oxygen supply, aerator of a great variety, comprise the multiple aeration forms such as micro-pore aeration, mesopore aeration, surface aerating machine aeration, brush aeration and jet-flow aeration.And jet aerator has long service life, safeguards the advantages such as simple, easy for installation as a kind of aerated product of routine, should be used widely, but in Practical Project, use less.

It mainly contains following several respects reason: 1) in the market jet aerator is most of adopts traditional Venturi tube or la farr pipe principle design, and dissolved oxygen efficiency is lower, causes energy consumption higher; 2) most of jet-flow aeration pipe is comprised of inner nozzle and external diffusion pipe, and error is larger on the angle that adds the connection in man-hour and position, causes Multi-way jet-flow aerator aeration homogeneity not good; 3) most of jet aerator is metal material, and not only antiseptic property is poor, affects work-ing life, and is also very heavy, and cost is higher simultaneously; 4) particularly the Multi-way jet-flow aerator be the linear layout of level or circular level uniform, being that institute's oxygenation air-flow is horizontal direction, is dead angle in following part aeration tank, this plane, can't obtain sufficient oxygen and stir kinetic energy, cause the aeration tank rate of utilization to descend, aggravated the increase of energy consumption.

Summary of the invention

In order to solve deficiency of the prior art, the utility model provides a kind of multichannel swirl jet aerator, has that dissolved oxygen efficiency is high, energy consumption is low, aeration is even, corrosion-resistant, advantages of simple structure and simple.

The utility model is to realize by following technical scheme:

A kind of multichannel swirl jet aerator, its primary structure is by formations such as inlet pipe, air chamber, cylindrical shell, integrated jet pipe, production well, hydroecium, water inlet pipes, wherein the upper end of air chamber is provided with inlet pipe, cylindrical shell is arranged at the bottom of air chamber, inner barrel is hydroecium, hydroecium and water inlet pipe UNICOM, and the cylindrical shell surrounding is uniformly distributed six integrated jet pipes, and in the hydroecium of integrated jet pipe oblique cutting in cylindrical shell, and be 60 ° of angles with the vertical line of cylindrical shell.

Described integrated jet pipe, its structure consists of: jet pipe inlet mouth, trunnion, wortex device, mixing tube, wortex device is connected with an end of trunnion, the jet pipe inlet mouth is arranged at the upside of the trunnion the other end, mixing tube is arranged at the other end of integrated jet pipe, production well in jet pipe inlet mouth and air chamber connects and fixes and UNICOM, and trunnion, mixing tube are by the injection molding once shaped.

Described wortex device, wastewater streams through the time, can produce strong eddy current, form negative pressuren zone in air chamber, thereby can suck a large amount of air by inlet pipe.

The characteristics such as in the utility model, parts adopt the PP material to make, and have good antiseptic property, and quality is light, and is durable in use.

Working process of the present utility model is: high pressure waste water is entered by the water inlet pipe of bottom, evenly enters each integrated jet pipe, through the strong eddy current of wortex device generation of its ingress, during eddy current process trunnion, because high-velocity jet forms negative pressuren zone at the trunnion end; Air with pressure enters air chamber by inlet pipe, by the production well of air chamber and the ejector inlet mouth at trunnion place, imported in integrated jet pipe, namely at the negative pressuren zone air water, fully contact, under the eddy current state, fully mix, dissolve in, then enter mixing tube and continue to mix, dissolve and diffusion, reach the purpose that increases dissolved oxygen efficiency.In addition, because integrated jet pipe and cylindrical shell are 60 ° of angles, at the bottom of causing air-water mixture by integrated jet pipe ejection to rush at aeration tank, fully stir the pond bottom sediment, both avoid the deposition of dead angle mud at the bottom of pond, increased again the stroke of microbubble in water, be conducive to improve dissolved oxygen efficiency.

The utility model passes through traditional Venturi tube, be improved to integrated jet pipe, when high pressure waste water process wortex device, can produce strong eddy current, negative pressure due to generation at a high speed during through trunnion sucks a large amount of air from air chamber, under the eddy current state, greatly improve the contact area of gas and waste water, increased dissolved oxygen efficiency; Integrated jet pipe is different from traditional jet pipe on the other hand, and mixing tube, trunnion are synthesized to an integral body, during the processing injection moulding, guarantees that precision is consistent, has not only improved the homogeneity of aeration, can also reach mixing comparatively fully of air water.

Owing to having adopted above technical scheme, the utility model is compared with currently available products, has following beneficial effect:

1), the utility model device all made by the PP material, and good antiseptic property is arranged, quality is light, and is durable in use, the life-span extends greatly;

2), integrated jet pipe and cylindrical shell be 60 ° of angles, prevents that place, dead angle, bottom, aeration tank from existing and the deposition of mud, increased utilization ratio and the dissolved oxygen efficiency of aeration tank;

3), wortex device is set in integrated jet pipe, form strong eddy current, increased the gas-to-liquid contact area, improved dissolved oxygen efficiency, save energy consumption;

4), trunnion, mixing tube once-forming in integrated jet pipe, guaranteed precision, improved the homogeneity of aeration;

5), the one-piece construction of equipment is simple, be connected firmly, and is and easy to operate, range of application enlarges.

The accompanying drawing explanation

Fig. 1, be cross-sectional view of the present utility model.

Fig. 2, be the utility model vertical view.

Fig. 3, be the structural representation of integrated jet pipe in the utility model.

In figure: 1-inlet pipe, 2-air chamber, 3-cylindrical shell, the integrated jet pipe of 4-, 5-production well, 6-hydroecium, 7-water inlet pipe, 8-jet pipe inlet mouth, 9-trunnion, 10-wortex device, 11-mixing tube.

As shown in Figures 1 to 3, a kind of multichannel swirl jet aerator, its primary structure is by formations such as inlet pipe 1, air chamber 2, cylindrical shell 3, integrated jet pipe 4, production well 5, hydroecium 6, water inlet pipes 7, wherein the upper end of air chamber 2 is provided with inlet pipe 1, cylindrical shell 3 is arranged at the bottom of air chamber 2, cylindrical shell 3 inside are hydroecium 6, hydroecium 6 and water inlet pipe 7 UNICOMs, cylindrical shell 3 surroundings are uniformly distributed six integrated jet pipes 4, and in the hydroecium 6 of integrated jet pipe 4 oblique cuttings in cylindrical shell 3, and be 60 ° of angles with the vertical line of cylindrical shell 3.

Described integrated jet pipe 4, its structure consists of: jet pipe inlet mouth 8, trunnion 9, wortex device 10, mixing tube 11, wortex device 10 is connected with an end of trunnion 9, jet pipe inlet mouth 8 is arranged at the upside of trunnion 9 the other ends, mixing tube 11 is arranged at the other end of integrated jet pipe 4, jet pipe inlet mouth 8 connects and fixes and UNICOM with the production well 5 in air chamber 2, and trunnion 9, mixing tube 11 are by the injection molding once shaped.

Described wortex device 10, wastewater streams through the time, can produce strong eddy current, greatly increase the gas-to-liquid contact area, the interior formation negative pressuren zone of air chamber 2, thus can suck a large amount of air by inlet pipe 1.

Working process of the present utility model is: high pressure waste water is entered by the water inlet pipe 7 of bottom, evenly enter each integrated jet pipe 4, wortex device 10 through its ingress produces strong eddy current, during eddy current process trunnion 9, because high-velocity jet forms negative pressuren zones at trunnion 9 ends; Air with pressure enters air chamber 2 by inlet pipe 1, by the production well 5 of air chamber 2 and the ejector inlet mouth 8 at trunnion 9 places, imported in integrated jet pipe 4, namely at the negative pressuren zone air water, fully contact, under the eddy current state, fully mix, dissolve in, then enter mixing tube 11 and continue to mix, dissolve and diffusion, reach the purpose that increases dissolved oxygen efficiency.In addition, because integrated jet pipe 4 is 60 ° of angles with cylindrical shell 6, at the bottom of causing rushing at aeration tank by the air-water mixture that integrated jet pipe 4 sprays, fully stir the pond bottom sediment, both avoid the deposition of dead angle mud at the bottom of pond, increased again the stroke of microbubble in water, favourable raising dissolved oxygen efficiency.

The utility model passes through traditional Venturi tube, be improved to integrated jet pipe 4, when high pressure waste water process wortex device 10, can produce strong eddy current, negative pressure due to generation at a high speed during through trunnion 9 sucks a large amount of air from air chamber 2, under the eddy current state, greatly improve the contact area of gas and waste water, increased dissolved oxygen efficiency; Integrated jet pipe 4 is different from traditional jet pipe on the other hand, and mixing tube 11, trunnion 9 are synthesized to an integral body, during the processing injection moulding, guarantees that precision is consistent, has not only improved the homogeneity of aeration, can also reach mixing comparatively fully of air water.

Finally it should be noted that: above specification sheets is only in order to illustrate the technical solution of the utility model and use characteristic, although this specification sheets has been described in detail the utility model with reference to the above embodiments, but, those of ordinary skill in the art should be appreciated that still and can modify or be equal to replacement the utility model; And all do not break away from technical scheme and the improvement thereof of spirit and scope of the present utility model, and it all should be encompassed in claim scope of the present utility model.

Claims

1. multichannel swirl jet aerator, its primary structure is by inlet pipe (1), air chamber (2), cylindrical shell (3), integrated jet pipe (4), production well (5), hydroecium (6), water inlet pipe (7) forms, it is characterized in that: wherein the upper end of air chamber (2) is provided with inlet pipe (1), cylindrical shell (3) is arranged at the bottom of air chamber (2), cylindrical shell (3) inside is hydroecium (6), hydroecium (6) and water inlet pipe (7) UNICOM, cylindrical shell (3) surrounding is uniformly distributed six integrated jet pipes (4), and in the hydroecium (6) of integrated jet pipe (4) oblique cutting in cylindrical shell (3), and be 60 ° of angles with the vertical line of cylindrical shell (3).

2. a kind of multichannel swirl jet aerator as claimed in claim 1, it is characterized in that: described integrated jet pipe (4), its structure is by jet pipe inlet mouth (8), trunnion (9), wortex device (10), mixing tube (11) forms, wortex device (10) is connected with an end of trunnion (9), jet pipe inlet mouth (8) is arranged at the upside of trunnion (9) the other end, mixing tube (11) is arranged at the other end of integrated jet pipe (4), jet pipe inlet mouth (8) connects and fixes and UNICOM with the production well (5) in air chamber (2), trunnion (9), mixing tube (11) is by the injection molding once shaped.