CN207838737U - Bubble manufacturing device - Google Patents

Abstract

The utility model discloses a kind of bubble manufacturing devices, including bubble emitting mechanism；Accelerate swirl-flow premixed mechanism, it is described that swirl-flow premixed mechanism is accelerated to include premix chamber, it carries out accelerating mixing and turbulent shear, the premix chamber being in ring-like cavity for the gas-liquid mixture fluid to inflow；Eddy flow mixed organization is turned to, includes the steering chamber with the premix chamber, for carrying out deflecting rotation mixing and the turbulent shear that centripetal diameter flows to axis stream to the fluid from the premix chamber；Diffusion eddy flow mixed organization includes rotary diffusing impingement mix and turbulent shear for carrying out axial-flow type to the fluid from the steering chamber with the diffusion chamber for turning to chamber；The bubble emitting mechanism and diffusion chamber.By above structure, it may make the gas part of the gas-liquid mixture fluid of inflow to be sheared by the alternate strong turbulence of multistage multiple dimensioned gas-liquid two-phase, and then generate multistage multiple dimensioned bubbles burst, generate a large amount of required micro-nano bubbles.

Description

Bubble manufacturing device

Technical field

The utility model is related to bubble generator technical fields, more particularly to a kind of suitable for stability and high efficiency a large amount of systems Make the device of the micro-bubbles such as micron bubble, nano bubble.

Background technology

In recent years, had in view of micro-bubble (micron, micro-nano and nano bubble of the bubble diameter in 10nm~50 μm) The unique physicochemical characteristics having, i.e., the system comprising multiple micro-bubbles and have same volume include single in a liquid The system of one bubble is compared, and has a much bigger bubble surface area, and the residence time of micro-bubble in water etc. also longest, Therefore, the gas dissolution characteristics of micro-bubble, micro-bubble can improve object to raisings such as the characterization of adsorptions of impurity in liquid Matter conveying effect.Including the gas-liquid mixture fluid of micro-bubble includes industry and sanitary sewage disposal, rivers lake in many fields Water remediation, drink water purifying, aquaculture, agricultural plant cultivate the application with soil remediation, health medical treatment instrument etc. It has obtained more and more concerns and has paid attention to.

At present there are many make gas (for example, air, oxygen, ozone, carbon dioxide, hydrogen etc.) be dissolved in liquid (for example, Water, sewage, seawater, ethyl alcohol, beverage etc.) in manufacture with supply bubble technology, mainly include it is following several：1, pressurization decompression The molten gas outgassing method of formula, a kind of micro bubble apparatus as disclosed in the Chinese patent application No. is 201510493652.8, including molten gas Tank, being provided with one on dissolving can be relative to the tap that dissolving is rotated up and down, in the water outlet of the tap by main shaft Place is equipped with bubbler；Also reference can be made to a kind of rotary microbubble disclosed in Chinese patent application No. is 201510493679.7 Machine；2, venturi cavitation corrosion method, a kind of bubble generator, quilt as disclosed in the Chinese patent application No. is 201180003953.8 It is installed on pressure fluid supply member and by between the discharge component that liquid that the pressure fluid supply member supplies is discharged, and Minimum bubble is being generated from the liquid that the discharge component is discharged, by upstream side main body, flow divider, downstream side main body structure At the setting of, upstream side main body towards downstream side and the first flow path that narrows, flow divider are incorporated in first flow path and are arranged more A liquid-passing hole, downstream side main body are installed in upstream side main body, are arranged towards downstream side and the second flow path that broadens, and make the The dirty side end of one flow path it is opposite with the upper side end of second flow path to；3, Clothoid type mixing shearing, such as application No. is A kind of micro-bubble generator disclosed in 01810497.5 Chinese patent, the micro-bubble generator include that container, gas-liquid are led Enter hole and gas-liquid spray-hole, which there is the hollow portion formed in the way of keeping rotational symmetry substantially, the gas-liquid to import Hole tangential direction of the opening is open in the peripheral wall portion of container, the gas-liquid injection hole according to the direction of the rotation axes of symmetry along hollow portion Mode be arranged；Also reference can be made to a kind of micro-bubble generation device disclosed in Chinese patent application No. is 201180033648.3； 4, injecting type mixing shearing, a kind of micro bubble generation device as disclosed in the Chinese patent application No. is 200510028381.5, Cam is connected with a movement skeleton, and cloth gas chamber is equipped in mobile skeleton, and the top of cloth gas chamber and the top of mobile skeleton are set respectively There is a porous plate, cloth gas chamber is connected with mobile skeleton by jacking spring, and air enters cloth gas chamber by air inlet when use, It is respectively equipped with a porous plate on cloth gas chamber and skeleton, and this two porous plates is made to overlap, when one of porous plate is with frequently micro- The mode of displacement constantly hides, opens micropore, carries out high speed shear to air-flow, to cause bubble to become small, and is detached from porous plate rapidly Surface；Also reference can be made to a kind of disclosed in Chinese patent application No. is 200710028073.1 form micro air bubble in a liquid Method and apparatus.Alternatively, can also various combinations be carried out above-mentioned a few class basic fundamentals.

It is manufacturing with supply bubbler techniques, in order to dissolve a large amount of gas in a liquid as much as possible, is needing to make gas Body is in bubble regime, and keeps the diameter of bubble the smaller the better, with increase to the maximum extent gas and liquid contact area and Time of contact.But the micro-bubble generation device based on the prior art is difficult to largely efficiently manufacture the small gas of required nanoscale Bubble, it is difficult to meet double requirements of many occasions to number of bubbles (high void fraction) and bubble scale (nanoscale) simultaneously.

Utility model content

Technical problem to be solved in the utility model is in view of the above-mentioned problems of the prior art, providing a kind of bubble Manufacturing device can generate multiple dimensioned bubbles burst, and then generate a large amount of required micro-nano bubbles.

Technical solution is used by the utility model solves above-mentioned technical problem：A kind of bubble manufacturing device, including gas Steep emitting mechanism；It is characterized in that：Further include

Accelerate swirl-flow premixed mechanism, it is described that swirl-flow premixed mechanism is accelerated to include premix chamber, it is mixed for the gas-liquid to inflow Interflow body carries out accelerating mixing and turbulent shear, the premix chamber being in ring-like cavity；

Eddy flow mixed organization is turned to, includes the steering chamber with the premix chamber, for by the premix chamber Room and come fluid carry out centripetal diameter flow to axis stream deflecting rotation mixing and turbulent shear；

Diffusion eddy flow mixed organization includes the diffusion chamber with the steering chamber, for by the turn-around chamber Room and come fluid carry out axial-flow type rotary diffusing impingement mix and turbulent shear；

The bubble emitting mechanism and diffusion chamber.

One side according to the present utility model, the steering eddy flow mixed organization are single outlet mechanism, the turn-around chamber There is radial inlet and first axis to export for room, the radial inlet and the premix chamber for accelerating swirl-flow premixed mechanism, institute State the diffusion chamber of first axis outlet and diffusion eddy flow mixed organization.

Preferably, the steering chamber includes two spaces curved surface：Constitute having from radial direction for the first axis outlet To the tubaeform first surface and Intermediate Gray spherical surface hill axially to smoothly transit, smooth plate-like that outer is circle the Two curved surfaces.

Strong turbulence shearing is rotated to further strengthen the acceleration to the gas-liquid two-phase fluid of incoming, it is described to turn to the of chamber At least two guide vanes for the steering of radial inflow runoff axis stream is provided on two curved surfaces.

Other side according to the present utility model, the steering eddy flow mixed organization are double exit mechanisms, the steering Chamber has a radial inlet and the outlet of two first axis, the diffusion eddy flow mixed organization at least have there are two, be respectively set In the both sides for turning to eddy flow mixed organization, the radial inlet and the swirl-flow premixed mechanism connection of acceleration, two described first Axial outlet is oppositely arranged and the diffusion chamber with the diffusion eddy flow mixed organization of corresponding side respectively；The bubble spray Go out there are two mechanism tools, each bubble emitting mechanism and corresponding diffusion chamber.

The steering chamber includes two spaces curved surface：Constitute having from radial direction for one of them first axis outlet To the tubaeform first surface axially to smoothly transit, and constitute another described first axis outlet have from radial direction to The the second tubaeform curved surface axially to smoothly transit.

Strong turbulence shearing is rotated to further strengthen the acceleration to the gas-liquid two-phase fluid of incoming, it is described to turn to the of chamber At least two guide vanes for the steering of radial inflow runoff axis stream is provided between one curved surface and the second curved surface.

To have preferable diffusion effect, the diffusion chamber that there is axial inlet and the second axial outlet, the diffusion Any axial cross section of chamber is circle, and the axial cross section of the diffusion chamber is near axial inlet along the second Axial-running Out Mouth direction has continuous or discrete gradual expansion, the axial cross section of the diffusion chamber attached in the second axial outlet Closely in an axial direction until the second axial outlet has continuous or discrete gradual contraction；The cross section of the axial inlet is Circle is connected with the first axis outlet for turning to eddy flow mixed organization, and the cross-sectional area of the axial inlet is more than etc. Cross-sectional area in first axis outlet, the described second axial outlet are connected to bubble emitting mechanism.

Preferably, the premix chamber has incoming import and radially outlet for receiving fluid, the radially outlet It is connected to eddy flow mixed organization is turned to.

Preferably, the bubble emitting mechanism is throttle nozzle, and the bubble emitting mechanism has jet expansion, described The exit orifice of one or more than one is offered on the cross section of jet expansion.

Compared with prior art, the utility model has the advantage of：By the acceleration spun up for setting gradually annular It is mixed that swirl-flow premixed mechanism, radial inflow runoff axis stream turned to turns to eddy flow mixed organization, the diffusion eddy flow of axial-flow type expansion diffusion Mechanism is closed, the gas-liquid mixture fluid of inflow can successively be carried out to ring rotation and accelerate mixing, radial inflow runoff axis rheology to rotation The multistage multiple dimensioned strong eddy flow turbulent flows such as mixing, axial-flow type expansion diffusion rotary impact mixing and throttling jet mixing are accelerated to cut It cuts and mixes so that the gas part for flowing into gas-liquid mixture fluid is by the alternate strong rapids of multistage multiple dimensioned gas-liquid two-phase Stream shearing, and then multistage multiple dimensioned bubbles burst is generated, generate a large amount of required micro-nano bubbles；It can simultaneously take into account to described The dual requirements of the high void fraction and micro-bubble scale of gas-liquid mixture fluid, and with compact-sized and energy-efficient spy Point.

Description of the drawings

Fig. 1 is the radial cross-section of bubble manufacturing device one embodiment of the utility model；

Fig. 2 is the axial sectional view of bubble manufacturing device one embodiment of the utility model；

Fig. 3 is the schematic diagram of the swirl-flow premixed mechanism of acceleration of the bubble manufacturing device of Fig. 1；

Fig. 4 is one of the bubble manufacturing device of Fig. 1 cross-sectional view for accelerating the incoming import of swirl-flow premixed mechanism；

Fig. 5 is the radial cross-section of second embodiment of bubble manufacturing device of the utility model；

Fig. 6 is the axial sectional view of the bubble manufacturing device third embodiment of the utility model.

Specific implementation mode

The utility model is described in further detail below in conjunction with attached drawing embodiment.

Embodiment one

Referring to Fig. 1 and Fig. 2, a kind of bubble manufacturing device, the strong turbulence for having multistage multiple dimensioned gas-liquid two-phase alternate are cut Function is cut, the gas part in gas-liquid mixture fluid can be made to generate multistage multiple dimensioned bubbles burst, be suitable for high efficiency real estate Raw a large amount of required micro-nano bubbles.Fluid media (medium) is gas-liquid two-phase fluid-mixing, wherein common dissolved gas has but not Be limited to air, oxygen, ozone, carbon dioxide, hydrogen etc., it is common dissolve liquid have but be not limited to water, sewage, seawater, ethyl alcohol, Beverage etc..

The bubble manufacturing device of the present embodiment includes accelerating swirl-flow premixed mechanism 1, turning to eddy flow mixed organization 2, diffusion rotation Flow mixed organization 3 and bubble emitting mechanism 4.Hereinafter, it is not specifically stated, " axial direction " is the axial or parallel of premix chamber Direction, " radial direction " be premix chamber radial or parallel direction.

Referring to Fig. 3 and Fig. 4, wherein swirl-flow premixed mechanism 1 is accelerated to add for carrying out rotation to the gas-liquid mixture fluid of inflow Speed mixing, including premix chamber 11, are in ring-like cavity, and premix chamber 11 has incoming import 111, radially outlet 112 and snail Tongue 113.Incoming import 111 is used to be connected to external feed system, to be made of from feed system reception gas and liquid Fluid-mixing.The circular in cross-section of incoming import 111, trapezoidal or rectangle.Premix chamber 11 will be for that will pass through incoming import 111 gas-liquid mixture fluids flowed into carry out spinning up mixing and turbulent shear, premix the axial cross section outer 114 of chamber 11 It is ring-like, the cross section (each section is denoted as III, IV, V, VI, VII, VIII, Ⅸ, Ⅹ, Ⅺ, Ⅻ) that flows to of premix chamber 11 is edge The trapezoidal, round of flow direction, pyriform or rectangle.The outer 1111 of incoming import 111 is connect with 114 tangent line of axial cross section outer. Radially outlet 112 is in a ring with shaped opening, for being connected to steering eddy flow mixed organization 2.

Alternatively, the fluid come from feed system can also be single-phase liquid.No matter incoming is that single-phase or two-phase is mixed Collaborate body, the admission gear 12 for supply gas is provided near the incoming import 111 of premix chamber 11, for once adding Gas or secondary air compensating.

It is single outlet mechanism to turn to eddy flow mixed organization 2, is turned to for carrying out radial inflow runoff axis stream to fluid, including turn To chamber 21, it is used for carrying out further deflecting rotation to the high speed rotation gas-liquid mixture fluid for accelerating swirl-flow premixed mechanism 1 to flow into Turn mixing and turbulent shear, while realizing that high speed rotation gas-liquid mixture fluid flow direction is flowed to the rotation steering of axis stream by centripetal diameter. Turning to chamber 21 has radial inlet 211 and first axis outlet 212, and it includes two spaces curved surface to turn to chamber 21：Constitute the One axial outlet 212 has from radial direction to the tubaeform first surface 213 and Intermediate Gray spherical surface hill axially to smoothly transit , outer be circle smooth plate-like the second curved surface 214.Radial inlet 211 is swirl-flow premixed with acceleration also in a ring with shaped opening The radially outlet 112 of mechanism 1 is connected, and receives by accelerating the fluid-mixing from swirl-flow premixed mechanism 1.First axis exports 212 cross section is circle, for being connected to diffusion eddy flow mixed organization 3.Accelerate the incoming import 111 of swirl-flow premixed mechanism 1 Center line pass through turn to chamber 21 axle center 215, the left side in axle center 215 or the right in axle center 215.

Diffusion eddy flow mixed organization 3 is used to carry out axial-flow type to fluid to expand diffusion, including diffusion chamber 31, is in cylinder The high speed rotation gas-liquid mixture fluid flowed by steering eddy flow mixed organization 2 is carried out further axial-flow type rotation and expanded by shape Press impingement mix and turbulent shear, diffusion chamber 31 that there is axial inlet 311 and the second axial outlet 312.Diffusion chamber 31 Any axial cross section is circle, and the axial cross section of diffusion chamber 31 axially exports 312 near axial inlet 311 along second Direction has continuous or discrete gradual expansion, the axial cross section of diffusion chamber 31 attached in the second axial outlet 312 Closely in an axial direction until the second axial outlet 312 has continuous or discrete gradual contraction.The cross section of axial inlet 311 For circle, it is connected with the first axis outlet 212 for turning to eddy flow mixed organization 2, the cross-sectional area of axial inlet 311 is more than etc. Cross-sectional area in first axis outlet 212.The cross section of second axial outlet 312 is circle, is used for and bubble emitting mechanism 4 Connection.

Bubble emitting mechanism 4 uses throttle nozzle in the present embodiment, it is preferred that for daraf(reciprocal of farad) your formula, venturi type or Straight pipe nozzle, bubble emitting mechanism 4 have jet expansion 41, open up on the cross section of jet expansion 41 there are one or are more than one A exit orifice.

In order to further reinforce the strong turbulence shearing to gas-liquid two-phase fluid gas part, can be mixed turning to eddy flow It closes between mechanism 2 and bubble emitting mechanism 4, more than one diffusion eddy flow mixed organization 3, previous diffusion eddy flow mixing is set The axial inlet 311 of the 312 diffusion eddy flow mixed organizations 3 adjacent with the latter of the axial outlet of the second of mechanism 3 is connected.

Above-mentioned bubble maker carries out the gas-liquid mixture fluid of inflow to spin up mixing, radial inflow runoff successively Axis rheology is multistage multiple dimensioned to mixing, axial-flow type expansion diffusion rotary impact mixing and throttling jet mixing etc. is spun up Strong eddy flow turbulent shear and mix so that the gas part of the inflow gas-liquid mixture fluid is by the multiple dimensioned gas-liquid two of multistage Mutually alternate strong turbulence shearing, and then multistage multiple dimensioned bubbles burst is generated, generate a large amount of required micro-nano bubbles.

Embodiment two

Referring to Fig. 5, in the present embodiment, the difference is that, turning for eddy flow mixed organization 2 is turned to above-described embodiment one It is additionally provided with the guide vane 22 of at least two radial inflow runoff axis streams steering on the second curved surface 214 of chamber 21, thus may be used Further strengthen the rotation strong turbulence shearing of the acceleration to the gas-liquid two-phase fluid of incoming.

Preferably, each guide vane 22 is arranged evenly and at intervals in the circumferential.

Embodiment three

Referring to Fig. 6, in the present embodiment, the difference is that, turning to eddy flow mixed organization 2 is with above-described embodiment one Double exit mechanisms, turning to chamber 21 has 211, two first axis outlets 212 of radial inlet, and it includes two skies to turn to chamber 21 Between curved surface：It is bent from radial direction to tubaeform first axially to smoothly transit to constitute having for one of first axis outlet 212 Face 213 constitutes the having from another first axis outlet 213 from radial direction to the second tubaeform curved surface axially to smoothly transit 214.Two first axis outlets are oppositely arranged respectively.Radial inlet 211 is also in a ring with shaped opening, with the swirl-flow premixed machine of acceleration The radially outlet 112 of structure 1 is connected, and receives by accelerating the fluid-mixing from swirl-flow premixed mechanism 1.Each first axis outlet 212 cross section is circle, for being connected to diffusion eddy flow mixed organization 3.Accelerate the incoming import 111 of swirl-flow premixed mechanism 1 Center line pass through turn to chamber 21 axle center 215, the left side in axle center 215 or the right in axle center 215.

There are two the tools of diffusion eddy flow mixed organization 3, is separately positioned on the both sides for turning to eddy flow mixed organization 2, is used for convection current Body carries out axial-flow type and expands diffusion, and each diffusion eddy flow mixed organization 3 includes diffusion chamber 31, cylindrical, will be revolved by turning to It flows the high speed rotation gas-liquid mixture fluid that mixed organization 2 flows into and carries out further axial-flow type rotary diffusing impingement mix and rapids Stream shearing, diffusion chamber 31 have axial inlet 311 and the second axial outlet 312.Any axial cross section of diffusion chamber 31 Axial cross section for circle, diffusion chamber 31 has continuously near axial inlet 311 along 312 directions of the second axial outlet Or discrete gradual expansion, the axial cross section of diffusion chamber 31 is near the second axial outlet 312 in an axial direction until the Two axial outlets 312 have continuous or discrete gradual contraction.The cross section of axial inlet 311 is circle, two expansions Two axial inlets 311 of eddy flow mixed organization 3 are pressed to export 212 with two first axis for turning to eddy flow mixed organization 2 respectively It is connected, the cross-sectional area of each axial inlet 311 is more than or equal to the cross-sectional area of corresponding first axis outlet 212.Second The cross section of axial outlet 312 is circle, for being connected to bubble emitting mechanism 4.

There are two the tools of bubble emitting mechanism 4, is connected to respectively with each diffusion eddy flow mixed organization 3.In the present embodiment, Bubble emitting mechanism 4 uses throttle nozzle, it is preferred that sprays machine for daraf(reciprocal of farad) that formula, venturi type or straight pipe nozzle, bubble Structure 4 has jet expansion 41, and the exit orifice of one or more than one is offered on the cross section of jet expansion 41.

In order to further reinforce the strong turbulence shearing to gas-liquid two-phase fluid gas part, can be mixed turning to eddy flow It closes between mechanism 2 and the bubble emitting mechanism 4 of every side, more than one diffusion eddy flow mixed organization 3, previous diffusion is set 311 phase of axial inlet of the 312 diffusion eddy flow mixed organizations 3 adjacent with the latter of the axial outlet of the second of eddy flow mixed organization 3 Connection.

In addition, in the present embodiment, can also use in embodiment two, in the turn-around chamber for turning to eddy flow mixed organization 2 The guide vane of at least two radial inflow runoff axis streams steering is provided between the first surface 213 of room 21 and the second curved surface 214 22, it thus can further strengthen the rotation strong turbulence shearing of the acceleration to the gas-liquid two-phase fluid of incoming.

Claims (10)

1. a kind of bubble manufacturing device, including bubble emitting mechanism (4)；

It is characterized in that：Further include

Accelerate swirl-flow premixed mechanism (1), it is described that swirl-flow premixed mechanism (1) is accelerated to include premix chamber (11), for inflow Gas-liquid mixture fluid carries out accelerating mixing and turbulent shear, the premix chamber (11) being in ring-like cavity；

Eddy flow mixed organization (2) is turned to, includes the steering chamber (21) being connected to the premix chamber (11), for by described The fluid for premixing chamber (11) and coming carries out deflecting rotation mixing and turbulent shear that centripetal diameter flows to axis stream；

Diffusion eddy flow mixed organization (3) includes the diffusion chamber (31) being connected to the steering chamber (21), for by described Turn to chamber (21) and the rotary diffusing impingement mix and turbulent shear of next fluid progress axial-flow type；

The bubble emitting mechanism (4) is connected to diffusion chamber (31).

2. bubble manufacturing device according to claim 1, it is characterised in that：The steering eddy flow mixed organization (2) is single Exit mechanism, the steering chamber (21) have radial inlet (211) and first axis outlet (212), the radial inlet (211) it is connected to the premix chamber (11) of swirl-flow premixed mechanism (1) is accelerated, the first axis outlet (212) and diffusion eddy flow The diffusion chamber (31) of mixed organization (3) is connected to.

3. bubble manufacturing device according to claim 2, it is characterised in that：The steering chamber (21) includes two spaces Curved surface：Constitute first axis outlet (212) has from radial direction to the tubaeform first surface axially to smoothly transit (213) and Intermediate Gray spherical surface hill, outer be circle smooth plate-like the second curved surface (214).

4. bubble manufacturing device according to claim 3, it is characterised in that：Second curved surface for turning to chamber (21) (214) at least two guide vanes (22) for the steering of radial inflow runoff axis stream is provided on.

5. bubble manufacturing device according to claim 1, it is characterised in that：The steering eddy flow mixed organization (2) is double Exit mechanism, the steering chamber (21) have radial inlet (211) and two first axis outlets (212), the diffusion rotation Stream mixed organization (3) at least tool there are two, be separately positioned on it is described steering eddy flow mixed organization (2) both sides, the radial direction into Mouthful (211) are connected to swirl-flow premixed mechanism (1) is accelerated, two first axis export (212) be oppositely arranged and respectively with The diffusion chamber (31) of the diffusion eddy flow mixed organization (3) of corresponding side is connected to；There are two bubble emitting mechanism (4) tools, often One bubble emitting mechanism (4) is connected to corresponding diffusion chamber (31).

6. bubble manufacturing device according to claim 5, it is characterised in that：The steering chamber (21) includes two spaces Curved surface：Constitute one of them described first axis outlet (212) has from radial direction to tubaeform the axially to smoothly transit One curved surface (213), and constitute the having from another described first axis outlet (212) from radial direction to the loudspeaker axially to smoothly transit The second curved surface (214) of shape.

7. bubble manufacturing device according to claim 6, it is characterised in that：The first surface for turning to chamber (21) (213) at least two guide vanes (22) for the steering of radial inflow runoff axis stream is provided between the second curved surface (214).

8. the bubble manufacturing device according to any one of claim 2~7, it is characterised in that：Each diffusion chamber (31) there is axial inlet (311) and the second axial outlet (312), any axial cross section of the diffusion chamber (31) is circle The axial cross section of shape, the diffusion chamber (31) nearby has along second axial outlet (312) direction in axial inlet (311) The axial cross section of continuous or discrete gradual expansion, the diffusion chamber (31) is attached in the second axial outlet (312) Closely in an axial direction until second axial export (312) have continuous or discrete gradual contraction；The axial inlet (311) Cross section be round, be connected with the first axis outlet (212) of the steering eddy flow mixed organization (2), the axial direction into The cross-sectional area of mouthful (311) is more than or equal to the cross-sectional area of first axis outlet (212), the described second axial outlet (312) with Bubble emitting mechanism (4) is connected to.

9. bubble manufacturing device according to any one of claims 1 to 7, it is characterised in that：The premix chamber (11) With for receiving fluid incoming import (111) and radially outlet (112), the radially outlet (112) with to turn to eddy flow mixed Mechanism (2) is closed to be connected to.

10. bubble manufacturing device according to any one of claims 1 to 7, it is characterised in that：The bubble emitting mechanism (4) it is throttle nozzle, the bubble emitting mechanism (4) is with jet expansion (41), the cross section of the jet expansion (41) On offer the exit orifice of one or more than one.