CN209974400U - Rotatory from inhaling formula double-end venturi nanobubble generating device - Google Patents

Abstract

The utility model discloses a rotatory from inhaling formula double-end venturi nanometer bubble generating device, which comprises a motor, inhale formula double-end venturi nanometer bubble generating device and taylor reactor certainly, taylor reactor is by the urceolus, the inner tube, axis and water inlet are constituteed, the inner tube top is located to taylor reactor's axis, and the axis is connected with the output shaft of motor, the inner tube outside is located to the urceolus, urceolus bottom center department is located to the water inlet, inhale formula double-end venturi nanometer bubble generating device certainly and include circular cone shrinkage tube, the choke, circular cone diffusion tube and outer tube, circular cone shrinkage tube, choke and circular cone diffusion tube all locate inside the outer tube, and circular cone shrinkage tube and circular cone diffusion tube locate the choke both ends respectively, be connected with the intake pipe on the choke, the intake pipe passes the outer tube setting, the utility model discloses. Can avoid the generation of aeration dead angles, improve the uniformity of water body aeration and the oxygenation.

Description

Rotatory from inhaling formula double-end venturi nanobubble generating device

Technical Field

The utility model relates to a generating device, in particular to rotatory from inhaling formula double-end venturi nanometer bubble generating device belongs to sewage treatment technical field.

Background

The water bodies such as rivers, lakes, reservoirs and the like are used as life lines of urban residents, not only have the functions of water and soil conservation, water storage and flood regulation, ecological conservation, water source supply and the like, but also can regulate the temperature and the humidity and improve the microclimate and the surrounding living environment of the city, and play an important role in the ecological and economic development of the city landscape. However, with the rapid development of the socioeconomic of China, especially the rapid development of the urban industry and population, the discharge amount of sewage and pollutants has increased remarkably, and urban rivers are always regarded as main sewage discharge channels and places of urban sewage and domestic sewage, and excessive pollution directly causes eutrophication of water bodies, even leads to blackening and smelling of the water bodies, forms black and smelly water, completely loses the use function, and affects the landscape and the life and health of human beings.

Domestic methods for generating micro-nano bubbles comprise a pressurized dissolved air outgassing method, a Venturi jet method and the like. The pressurizing gas dissolving and releasing method is that the gas pressure is changed to change the solubility of the gas in the gas dissolving tank, and the pressure is recovered to separate out the gas in the form of micro-nano bubbles. The method has the defects of high micro-energy, small application range and the like; the traditional single-tube Venturi type jet device cannot form 360-degree all-directional jet because of single jet direction, generated micro-nano bubbles are not uniformly and fully diffused when applied to water bodies in rivers and lakes, and jet consumption is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a rotatory from inhaling formula double-end venturi nanometer bubble generating device to solve the problem mentioned in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a rotatory formula double-end venturi nanometer bubble generating device that inhales certainly, include the motor, inhale formula double-end venturi nanometer bubble generating device and taylor reactor certainly, taylor reactor comprises urceolus, inner tube, axis and water inlet, the inner tube top is located to taylor reactor's axis, just the axis is connected with the output shaft of motor, the inner tube outside is located to the urceolus, urceolus bottom center department is located to the water inlet, inhale formula double-end venturi nanometer bubble generating device certainly and include circular cone shrinkage tube, choke, circular cone diffusion tube and outer tube, circular cone shrinkage tube, choke and circular cone diffusion tube all locate inside the outer tube, just circular cone shrinkage tube and circular cone diffusion tube connect respectively in the choke both ends, be connected with the intake pipe on the choke, the intake pipe passes the outer tube setting.

As an optimized technical scheme of the utility model, the thin mouthful end of circular cone shrink tube and circular cone diffusion tube is connected respectively in the choke both ends, just the circular cone shrink tube other end is connected on the inner tube lateral wall of taylor reactor.

As an optimized technical scheme of the utility model, circular cone shrinkage pipe, choke and circular cone diffusion tube form the gas-liquid mixture passageway.

As an optimized technical scheme of the utility model, circular cone shrinkage pipe, choke and circular cone diffusion tube form gas channel with the outer tube.

As an optimized technical scheme of the utility model, the self-priming double-end venturi nanometer bubble generating device symmetry setting at taylor reactor both ends.

The utility model has the advantages that: the utility model relates to a micro-nano bubble generating device which is 360 degrees, all-round, uniform in formation and stable in jet flow, the micro-nano bubble generating device can produce micro-bubbles with the diameter between 50 microns and several tens of nanometers, and can be quickly dissolved in water, and the oxygen dissolving efficiency is greatly improved; the internal pollution source is reduced; deep aeration, namely artificially supplementing oxygen by using deep aeration at the lake bottom regularly or irregularly, so that an anaerobic layer does not appear between the interface of water and bottom sludge, an aerobic state is always kept, and the release of phosphorus and heavy metals in the bottom sludge is favorably inhibited; can also be widely applied to the fields of pollution control, water body restoration, aquaculture, agricultural irrigation and the like.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a cross-sectional view of the rotary self-priming double-headed Venturi tube nano-bubble generation device of the present invention;

fig. 2 is the internal structure diagram of the self-priming double-head venturi tube nano-bubble generating device of the utility model.

In the figure: 1. a motor; 2. a middle shaft; 3. an air inlet pipe; 4. a conical shrink tube; 5. a throat; 6. a conical diffuser tube; 7. an inner barrel; 8. an outer cylinder; 9. a water inlet; 10. a self-suction double-head Venturi tube nano bubble generating device; 11. a Taylor reactor; 12. an outer tube.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in the figure 1-2, the utility model relates to a rotary self-suction type double-end Venturi tube nano bubble generating device, which comprises a motor 1, a self-suction type double-end Venturi tube nano bubble generating device 10 and a Taylor reactor 11, wherein the Taylor reactor 11 consists of an outer cylinder 8, an inner cylinder 7, a middle shaft 2 and a water inlet 9, the middle shaft 2 of the Taylor reactor 11 is arranged at the top end of the inner cylinder 7, the middle shaft 2 is connected with an output shaft of the motor 1, the outer cylinder 8 is arranged at the outer side of the inner cylinder 7, the water inlet 9 is arranged at the center of the bottom end of the outer cylinder 8, the self-suction type double-end Venturi tube nano bubble generating device 10 comprises a conical contraction pipe 4, a throat pipe 5, a conical diffusion pipe 6 and an outer pipe 12, the conical contraction pipe 4, the throat pipe 5 and the conical diffusion pipe 6 are all arranged inside the, the inlet pipe 3 is arranged through the outer pipe 12.

The thin-mouth ends of the conical shrinkage tube 4 and the conical diffusion tube 6 are respectively connected with the two ends of the throat tube 5, and the other end of the conical shrinkage tube 4 is connected on the side wall of the inner cylinder 7 of the Taylor reactor 11. The conical contraction pipe 4, the throat pipe 5 and the conical diffusion pipe 6 form a gas-liquid mixing channel. The conical contraction tube 4, the throat tube 5 and the conical diffusion tube 6 form a gas channel with the outer tube 12. The self-suction double-head Venturi tube nano bubble generating devices 10 at two ends of the Taylor reactor 11 are symmetrically arranged.

Specifically, when the utility model is used, the utility model relates to a rotatory self-priming double-end venturi tube nanometer bubble generating device, the utility model utilizes the relative rotation of the inner tube 7 and the outer tube 8 (generally, the inner tube 7 rotates and the outer tube is fixed 8) to stir the liquid in the annular space, when the rotating speed of the inner tube 7 is higher than a certain critical value, the centrifugal force acts on the inner tube 7 along the axial direction to induce and generate a series of positive and negative alternative and orderly arranged annular vortexes, and then the high-speed rotating liquid is sucked from the water inlet 9, the high-speed rotating liquid gradually expands to the conical contraction tube 4 of the self-priming double-end venturi tube nanometer bubble generating device 10, because the section of the conical contraction tube 4 is gradually reduced, the pressure intensity of the compressed air is increased, the flow speed is also increased, and the liquid forms a ' vacuum ' area ' at the throat 5 of the self-priming double-end venturi, the vacuum area has a certain adsorption function, liquid is driven to be self-sucked to the throat pipe 5, meanwhile, air or pure oxygen is sucked to the throat pipe 5 from the air inlet pipe 3, the air and the liquid are mixed at the throat pipe 5 to form high-pressure high-speed uniform mixed fluid, fine air bubbles are released from the fluid in the conical diffusion pipe 6 of the self-suction double-head Venturi tube nano bubble generating device 10, the contained air can be reduced into ultra-fine air bubbles when the air bubbles are collapsed, and meanwhile, more ultra-fine air bubbles can be excited from water flow due to high energy released by the collapse of the air bubbles, so that the nano-scale air bubbles are formed.

The utility model can generate and spray micro-nano bubbles in 360 degrees in all directions, avoid the generation of aeration dead angles, and improve the uniformity and the oxygenation of water body aeration; the size of the improved bubbles is small, the service area of aeration equipment is increased, and the number of devices in unit water area can be greatly reduced; the shearing force caused by the rotation of the inner barrel 7 of the Taylor reflector 11 in the utility model is far smaller than that generated by the stirring paddle, the destructive effect on the liquid is small, and the Taylor reflector can be used for preserving the aquaculture and the water landscape; the utility model is a self-water-absorbing body without pump driving, and has simple structure, and the equipment has the advantages of small volume, high efficiency, low price and the like because no water pump or complex pipeline system is needed; the energy utilization rate can be improved, the loss of a large amount of energy consumption caused by the fact that a fluid and a gas-water mixture pass through a water pump and a complex pipeline system is avoided, the problem that the traditional aerator is prone to breaking down due to heating is solved, the service life is long, the production efficiency is high, the effect is good, the cost is low, the maintenance is convenient, and the maintenance cost is low.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a rotatory from inhaling formula double-end venturi nanometer bubble generating device, a serial communication port, include motor (1), inhale formula double-end venturi nanometer bubble generating device (10) and taylor reactor (11), taylor reactor (11) comprises urceolus (8), inner tube (7), axis (2) and water inlet (9), inner tube (7) top is located in axis (2) of taylor reactor (11), just axis (2) are connected with the output shaft of motor (1), inner tube (7) outside is located in urceolus (8), urceolus (8) bottom center department is located in water inlet (9), double-end venturi nanometer bubble generating device (10) are inhaled formula (4), choke (5), circular cone diffuser (6) and outer tube (12) including circular cone shrink tube (4), circular cone diffuser (4), The throat pipe (5) and the conical diffusion pipe (6) are arranged inside the outer pipe (12), the conical shrinkage pipe (4) and the conical diffusion pipe (6) are connected to two ends of the throat pipe (5) respectively, the throat pipe (5) is connected with the air inlet pipe (3), and the air inlet pipe (3) penetrates through the outer pipe (12).

2. The rotary self-priming double-headed venturi tube nano bubble generating device according to claim 1, wherein the narrow-mouth ends of the conical shrinkage tube (4) and the conical diffusion tube (6) are respectively connected to two ends of the throat tube (5), and the other end of the conical shrinkage tube (4) is connected to the side wall of the inner cylinder (7) of the Taylor reactor (11).

3. The nano bubble generating device of the rotary self-priming double-ended Venturi tube according to claim 1, wherein the conical contraction tube (4), the throat tube (5) and the conical diffusion tube (6) form a gas-liquid mixing channel.

4. The nano-bubble generating device of the rotary self-priming double-ended venturi tube according to claim 1, wherein the conical contraction tube (4), the throat tube (5) and the conical diffusion tube (6) form a gas channel with the outer tube (12).

5. The nano-bubble generating device of a rotary self-priming double-ended venturi tube according to claim 1, wherein the nano-bubble generating devices (10) of the self-priming double-ended venturi tube at both ends of the Taylor reactor (11) are symmetrically arranged.

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