WO2023068873A1 - Ensemble tête pour générer des microbulles, et appareil de génération de microbulles le comprenant - Google Patents

Ensemble tête pour générer des microbulles, et appareil de génération de microbulles le comprenant Download PDF

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Publication number
WO2023068873A1
WO2023068873A1 PCT/KR2022/016163 KR2022016163W WO2023068873A1 WO 2023068873 A1 WO2023068873 A1 WO 2023068873A1 KR 2022016163 W KR2022016163 W KR 2022016163W WO 2023068873 A1 WO2023068873 A1 WO 2023068873A1
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WIPO (PCT)
Prior art keywords
head assembly
head
microbubble
microbubbles
blocks
Prior art date
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PCT/KR2022/016163
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English (en)
Korean (ko)
Inventor
손일원
김용구
Original Assignee
주식회사 메코비
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Publication of WO2023068873A1 publication Critical patent/WO2023068873A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B01F23/23114—Mounting the bubbling devices or the diffusers characterised by the way in which the different elements of the bubbling installation are mounted
    • B01F23/231141—Mounting auxiliary devices, e.g. pumps or compressors in a particular place on the bubbling installation, e.g. under water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B01F23/23115—Mounting the bubbling devices or the diffusers characterised by the way in which the bubbling devices are mounted within the receptacle
    • B01F23/231153—Mounting the bubbling devices or the diffusers characterised by the way in which the bubbling devices are mounted within the receptacle the bubbling devices being suspended on a supporting construction, i.e. not on a floating construction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23121—Diffusers having injection means, e.g. nozzles with circumferential outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23126—Diffusers characterised by the shape of the diffuser element
    • B01F23/231262—Diffusers characterised by the shape of the diffuser element having disc shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23126—Diffusers characterised by the shape of the diffuser element
    • B01F23/231267—Diffusers characterised by the shape of the diffuser element being axially stacked discs, rings or plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
    • B01F23/2373—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media for obtaining fine bubbles, i.e. bubbles with a size below 100 µm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/305—Treatment of water, waste water or sewage

Definitions

  • the present invention relates to a head assembly for generating microbubbles and a microbubble generating device including the same. More specifically, it relates to a head assembly having a simplified structure with improved microbubble generating efficiency and a microbubble generating device including the same.
  • a typical bubble in a liquid is more than a few millimeters in size or diameter, and as soon as these bubbles are created, they rise up due to the bubble's own buoyancy and burst on the surface of the liquid.
  • microbubbles with a diameter in the range of several tens of micrometers, microbubbles with a diameter in the range of several micrometers to hundreds of nanometers, or nanobubbles with a diameter of 100 nanometers or less hereinafter, they are collectively referred to as "microbubbles"
  • Silver itself has very low buoyancy and cannot overcome the resistance of the liquid, so it can stay in the liquid for a long time, and while it stays in the liquid for a long time, the gas inside the bubble slowly dissolves into the liquid through the bubble surface and gradually decreases in size.
  • the solubility of the gas inside the bubble is high in the external liquid, the bubble itself dissolves and disappears.
  • microbubbles When the microbubbles disappear by the self-pressurization effect, free radicals such as hydroxy radicals (OH) are generated, which can decompose various harmful chemicals or bacteria present in the liquid.
  • OH hydroxy radicals
  • negative ions which are abundant around forests and waterfalls, meadows, fountains in parks, and beaches, are known to be beneficial to humans by preventing cell aging or through antioxidant functions. occurs.
  • microbubbles have many advantages, and are typically generated by collision through high-pressure injection, passage through a fine mesh, or a method using a rapid expansion tube using an orifice tube.
  • Korean Patent Registration No. 10-1379239 discloses a microbubble generating device including a cylindrical outer case having spiral blades and spiral grooves.
  • a plate having a plurality of through-holes is installed in an outlet of a cylindrical outer case to generate microbubbles.
  • a fluid mixture of air and water is guided to the inside of the cylindrical outer case using a pump, but when using a plate with through-holes, it is difficult to create effective bubbles because bubbles larger than the through-holes are generally created.
  • Korean Patent Publication No. 10-2014-0034301 discloses a technique of generating nano bubbles by supplying pressurized gas to a supersaturated dissolved liquid through a through-hole having a nano-sized aperture.
  • nano-bubble generating device for making nano-bubbles, a large number of nanometer-sized micropores are created.
  • air In order to create nano-bubbles through them, air must be passed through at a considerably high pressure, compared to the amount of bubbles generated. The disadvantage is that a lot of power is consumed.
  • Republic of Korea Patent Registration No. 10-1829732 discloses that an impeller rotating by a driving unit in a housing mixes water and air to create bubbles, and while dispersing and discharging them by centrifugal force, they collide with a collision part of a crushing means to form bubbles into small particles.
  • a device for generating microbubbles by crushing is disclosed.
  • the amount of air sucked into the impeller is small, the amount of generated microbubbles is small, and the size of the impeller must be sufficiently large to generate a large amount of bubbles, which consumes a lot of power.
  • the existing microbubble generators do not have enough amount of generated microbubbles compared to the power required, for example, the power to drive the motor of the microbubble generating unit, and the size of the generated microbubbles is not sufficiently small.
  • the effect of the microbubbles cannot be sufficiently observed because the residence time and duration of the bubbles in the liquid are also short.
  • the device in order to generate a sufficient microbubble effect, there is a problem that the device must be large, and a microbubble device having improved this is required.
  • Patent Document 1 Republic of Korea Patent Registration No. 10-1379239 (Announced on March 24, 2014)
  • Patent Document 2 Republic of Korea Patent Publication No. 10-2014-0034301 (published on March 19, 2014)
  • Patent Document 3 Republic of Korea Patent Registration No. 10-1829732 (2018. 02.20. Notice)
  • Patent Document 4 Republic of Korea Patent Publication No. 10-2012-0104918 (published on September 24, 2012)
  • An object of the present invention is to provide a microbubble generator of a new dimension capable of significantly improving the efficiency of generating microbubbles compared to the conventional ones while implementing a head, which is a main part of generating microbubbles, in a simplified structure.
  • the present invention provides a head assembly for generating microbubbles formed by combining two or more head blocks.
  • the head blocks include a plurality of microbubble formation grooves on opposite surfaces of each block coupled to each other, and when viewed from the top or bottom of the head assembly, the microbubble formation grooves formed in each head block are arranged at positions offset from each other. are coupled to each other, and at least one of the plurality of head blocks includes at least one inlet penetrating from the outside of the head assembly to the inside of the head assembly, and a plurality of outlets are provided at the circumference of the head block. do.
  • the upper and lower microbubble forming grooves arranged at offset positions form a microbubble passage inside the head assembly.
  • the present invention provides a microbubble generating device including the head assembly, a driving shaft connected to the head assembly, a driving unit transmitting rotational force through the driving shaft, and a tank accommodating liquid and the head assembly.
  • the operating principle of the microbubble generator is as follows.
  • the head assembly rotates in the liquid as rotational force is transmitted through the driving part and the driving shaft, the pressure at the inlet of the head assembly is reduced and the water in the liquid tank is sucked into the inlet.
  • the sucked liquid is discharged through the outlet by centrifugal force.
  • a gas (eg, air) column that is, a gas passage is formed while a vortex is formed from the uppermost water surface in the liquid tank to the inlet of the head assembly.
  • the liquid and gas are introduced into the inlet of the head assembly, the gas bubbles are broken into small pieces while being mixed with the liquid, and finally micro bubbles are created and discharged through the outlet.
  • bubbles are formed as the gas introduced through the inlet and the liquid in the tank are mixed in the head assembly, and the bubbles formed in this way move toward the outer circumference of the head assembly by centrifugal force, forming micro bubbles arranged at offset positions. It passes through the microbubble passage formed by the grooves. That is, while passing through the microbubble formation grooves formed in the upper and lower head blocks alternately in a zigzag direction, the bubbles are further broken to form microbubbles. The microbubbles thus formed are discharged to the outside of the head assembly through an outlet provided in the circumference of the head assembly.
  • a microbubble generating device including a pump connected to the head assembly, a tank accommodating liquid and the head assembly, and an inlet of the head assembly.
  • the operating principle of the microbubble generator is as follows.
  • the gas or liquid/gas mixture introduced through the pump flows into the inlet of the head assembly, and bubbles are formed as the gas introduced through the inlet and the liquid in the tank are mixed in the head assembly.
  • the bubbles While moving, the bubbles alternately pass in a zigzag direction along the microbubble passage formed by the microbubble formation grooves arranged at offset positions, and the bubbles are further broken into microbubbles to form microbubbles.
  • the microbubbles thus formed are discharged to the outside of the head assembly through an outlet provided in the circumference of the head assembly.
  • the head assembly for generating microbubbles according to the present invention can generate microbubbles simply by being immersed in a liquid and rotated or connected to a pump, so there are less device restrictions, and microbubbles formed by microbubble formation grooves arranged offset from each other. Since microbubbles are smoothly formed through the passage, the efficiency of generating microbubbles is higher than that of conventional microbubble generators, and the size of the generated microbubbles is sufficiently small, so that the duration of the microbubbles can also be excellent.
  • FIG. 1 is a perspective view showing one embodiment of a head assembly for generating microbubbles according to the present invention.
  • FIG. 2 is a cross-sectional view of one embodiment of a head assembly for generating microbubbles according to the present invention.
  • FIG 3 is an exploded view of one embodiment of a head assembly for generating micro bubbles according to the present invention.
  • FIG. 4 is a detailed plan view showing the configuration of a head block having micro-bubble forming grooves in one embodiment of a head assembly for generating micro-bubbles according to the present invention.
  • FIG. 5 is a perspective view showing a form in which head blocks are mutually coupled in one embodiment of a head assembly for generating microbubbles according to the present invention.
  • FIG. 6 is a schematic diagram showing a head assembly for generating microbubbles and a drive shaft connected to the head assembly according to the present invention.
  • a microbubble generator 7 is a microbubble generator including a head assembly for generating microbubbles according to the present invention, a driving shaft connected to the head assembly, a driving unit transmitting rotational force through the driving shaft, and a tank accommodating liquid and the head assembly. It is a schematic diagram showing an example.
  • FIG. 8 is a schematic diagram showing a state in which a gas passage is formed by operating the microbubble generator of FIG. 7 to form a vortex from the uppermost surface of the liquid tank to the inlet of the head assembly.
  • FIG. 9 is a perspective view showing a state in which the head assembly is connected to a driving shaft by using a sleeve, a support ring, and a support wing in another embodiment of a head assembly for generating micro bubbles according to the present invention.
  • FIG. 10 is a schematic diagram showing an example of a microbubble generator including a head assembly according to FIG. 9 , a driving unit, and a tank accommodating liquid and the head assembly.
  • FIG. 11 is a cross-sectional view showing an example of a microbubble generator according to the present invention, including a head assembly composed of a plurality of head blocks, a housing accommodating them, and a gas-liquid inlet and outlet provided in the housing.
  • the head assembly 10 for generating microbubbles according to the present invention is formed by combining two or more head blocks 12 and 14.
  • the head blocks include a plurality of microbubble forming grooves 16 on opposite surfaces of each block coupled to each other, and when viewed from the top or bottom of the head assembly, the microbubble forming grooves formed in each head block are arranged at positions offset from each other.
  • the head blocks are coupled to each other so that at least one of the plurality of head blocks includes at least one inlet 13 passing from the outside of the head assembly to the inside of the head assembly, and a plurality of outlets are formed on the circumference of the head block. It is characterized by having (19). As described above, the upper and lower microbubble forming grooves arranged at offset positions form the microbubble passage 18 inside the head assembly.
  • FIGS. 1 to 3 show an example of a head assembly composed of two head blocks, for example, a first head block and a second head block.
  • a plurality of first microbubble formation grooves are provided on the lower surface of the first head block, and a plurality of second microbubble formation grooves are provided on the upper surface of the second head block coupled to face the lower surface of the first head block. are available.
  • the first head block is provided with a drive shaft and the second head block is provided with an inlet penetrating the block, but the head assembly according to the present invention is not limited to this form. no.
  • the inlet may be formed in the first head block and the drive shaft may be provided in the second head block, or both the drive shaft and the inlet may be provided in the first head block or the second head block.
  • the head assembly for generating microbubbles according to the present invention may include three or more head blocks.
  • the block(s) intervening between the outermost blocks may have microbubble formation grooves on both sides of each of the block(s) in contact with the other head blocks.
  • each of the head blocks may be detachably coupled to each other or may be integrally coupled so as not to be separated.
  • bolts and nuts, etc. and in the case of being integrally coupled inseparably, may be coupled by any coupling means widely known in the related art, such as welding.
  • the microbubble forming grooves 16 provided in the head block of the head assembly for generating microbubbles according to the present invention may have a honeycomb hexagonal shape as shown in FIGS. 3 to 5 .
  • the microbubble forming groove 16 has a shape surrounded by the microbubble forming groove barrier rib 17 .
  • the microbubble forming groove may have the same shape as the microbubble forming groove barrier rib, but may also have different shapes.
  • the microbubble-forming groove barrier rib may be hexagonal, but the microbubble-forming groove itself may have various shapes such as a triangle, a rectangle, a pentagon, or a circular shape.
  • the size or shape of the microbubble forming grooves provided in each head block does not necessarily have to be the same.
  • the head block illustrated in FIG. 4 is provided with an inlet 13 at the center of the second head block.
  • the inlet may be provided in the first head block or may be provided in both the first and second blocks.
  • the number of inlets 13 provided in one or more head blocks may be one or more.
  • the location of the inlet is not particularly limited, but is preferably close to the axis of rotation of the head block.
  • the outlet 19 provided at the periphery of the head block may have any shape capable of discharging the microbubbles that have passed through the microbubble passage formed by the microbubble forming grooves 16 to the outside of the head assembly.
  • some of the outermost microbubble forming grooves may be open to the outside.
  • the forming grooves themselves serve as outlets 19 .
  • an outlet may be included separately from the microbubble forming groove. In this case, the outlet may be of any shape as long as it connects the adjacent microbubble passage to the outside of the head assembly.
  • Factors affecting the size of the generated microbubbles include the size and number of microbubble grooves per unit area, the size and number of inlets, the size and number of outlets, and the rotational speed of the head assembly. As the size of the microbubble forming groove or outlet decreases or the rotational speed of the head assembly increases, the size of the microbubbles generated decreases. Conversely, as the size of the microbubble formation groove or the size of the outlet increases, or as the rotational speed of the head assembly decreases, the size of the microbubbles increases.
  • the number of microbubble formation grooves per unit area is inversely proportional to the size of the microbubble formation grooves, and the number of outlets is also inversely proportional to the size of the outlets, it is a factor that affects the size of the microbubbles generated.
  • the rotational speed of the head assembly is a factor that affects the crushing of the bubbles exiting through the outlet by shear force caused by rotation, and is directly related to the size of the generated microbubbles.
  • the amount of microbubbles generated has a tendency opposite to the size of microbubbles to be generated. That is, the smaller the size of the generated microbubbles is selected, the smaller the amount of microbubbles is generated. For example, as the number of microbubble formation grooves increases, microbubbles of a smaller size can be generated, but the time to pass through the microbubble passage becomes longer, so the amount of gas and liquid flowing into the inlet decreases and the amount of microbubbles generated decreases. . Conversely, as the number of microbubble formation grooves decreases, a large amount of gas and liquid flows into the inlet, and the amount of microbubbles increases, but the size of the microbubbles tends to increase.
  • a first head block 12 having first microbubble forming grooves 16A on one surface and second microbubble forming grooves 16B coupled oppositely thereto
  • the coupling form of the second head block 14 can be more easily understood through a perspective view.
  • the first micro-bubble forming grooves 16A and the second micro-bubble forming grooves 16B are coupled in an offset form when viewed from the top or bottom of the block assembly, thereby forming a micro-bubble passage 18 through which micro-bubbles can pass.
  • the present invention includes the head assembly 10, the drive shaft 20 connected to the head assembly, the drive unit 30 for transmitting rotational force through the drive shaft 20, and the liquid and A microbubble generating device including a tank 40 accommodating the head assembly is provided.
  • the head assembly 10 rotates in the liquid as rotational force is transmitted through the driving unit 30 and the driving shaft 20, the pressure at the inlet of the head assembly decreases and the head assembly 10 moves from the uppermost water surface in the liquid tank 40 to the head assembly 10.
  • a gas (eg air) passage is formed as the vortex is formed up to the assembly inlet.
  • liquid and gas are introduced into the inlet of the head assembly, and the gas bubbles are broken into small pieces while being mixed with the liquid, and the microbubble formation grooves formed on the upper and lower head blocks are alternately zigzag while moving toward the outer circumferential direction of the head assembly by centrifugal force. As it passes through, the bubbles are further broken to form microbubbles.
  • the microbubbles thus formed are discharged to the outside of the head assembly through an outlet provided in the circumference of the head assembly.
  • FIG. 9 shows another embodiment provided with a sleeve serving as a driving shaft, a support wing and a support ring for fixing the sleeve to the head assembly.
  • the support ring may be fixed to the periphery of the upper head block (eg, the first head block) as a separate element, or may be in any form as long as it can connect the head block and the support wing as an integral element with the head block.
  • the support wing configured integrally or separately from the support ring likewise connects the support ring and the sleeve.
  • the sleeve itself can serve as a driving shaft, and, if necessary, it can also serve as a passage through which gas flows more smoothly from the outside by using an element with an empty inside.
  • 10 shows an example of a microbubble generator having the head assembly of FIG. 9 .
  • the head assembly for generating microbubbles according to the present invention may include three or more head blocks.
  • the block(s) intervening between the outermost blocks may have microbubble formation grooves on both sides of each of the block(s) in contact with the other head blocks.
  • a plurality of assembly units in which each head block is coupled in pairs may be combined. 11 shows an example of such a head assembly.
  • the head assembly of this type may generate micro bubbles by being rotated in a liquid by a driving part and a driving shaft, or may be accommodated in a sealed housing and may generate micro bubbles by connecting a pump to an inlet.
  • the gas or liquid/gas mixture introduced through the gas-liquid inlet by the pump flows into the inlet of the head assembly, and bubbles are formed as the gas introduced through the inlet and the liquid in the tank are mixed in the head assembly.
  • the bubbles While moving in the direction of the outer circumferential surface of the head assembly, the bubbles alternately pass in a zigzag direction along the microbubble path formed by the microbubble forming grooves arranged at offset positions, and the bubbles are further divided into microbubbles to form microbubbles.
  • the microbubbles formed in this way are discharged to the outside of the head assembly through the outlet provided in the circumference of the head assembly and discharged through the gas-liquid outlet provided in the housing.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)

Abstract

La présente invention concerne un ensemble tête, pour générer des microbulles, formé par couplage de deux blocs de tête ou plus. Les blocs de tête comprennent une pluralité de rainures de formation de microbulles sur les surfaces opposées de blocs respectifs couplés l'un à l'autre. Les blocs de tête sont couplés l'un à l'autre de sorte que les rainures de formation de microbulles formées sur des blocs de tête respectifs se décalent en alternance les unes par rapport aux autres lorsqu'elles sont vues de dessus ou de-dessous de l'ensemble tête. Au moins un bloc de tête parmi la pluralité de blocs de tête comprend un ou plusieurs orifices d'entrée formés à travers de l'extérieur de l'ensemble tête vers l'intérieur de l'ensemble tête ; et comporte une pluralité d'orifices de décharge dans la partie périphérique du bloc de tête.
PCT/KR2022/016163 2021-10-22 2022-10-21 Ensemble tête pour générer des microbulles, et appareil de génération de microbulles le comprenant WO2023068873A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210141960A KR102562944B1 (ko) 2021-10-22 2021-10-22 마이크로 버블 발생을 위한 헤드 어셈블리 및 이를 포함하는 마이크로 버블 발생 장치
KR10-2021-0141960 2021-10-22

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WO2023068873A1 true WO2023068873A1 (fr) 2023-04-27

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6568845B1 (en) * 1998-10-26 2003-05-27 Matrix Global Technology Ltd. Mixing element body for stationary type mixer
KR200392269Y1 (ko) * 2005-05-24 2005-08-19 염승열 교반기
JP2007237153A (ja) * 2006-03-06 2007-09-20 Npo Machinami Ikuseikai 空気混入攪拌技術
JP2008105008A (ja) * 2006-03-03 2008-05-08 Mg Grow Up:Kk 静止型流体混合装置
KR20120039385A (ko) * 2010-10-15 2012-04-25 지효근 마이크로 버블 발생장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001038182A (ja) * 1999-07-29 2001-02-13 Nabco Ltd 静止型混合装置および混合ユニット
JPWO2013088667A1 (ja) 2011-12-16 2015-04-27 パナソニックＩｐマネジメント株式会社 ナノバブルの生成システム及び生成方法
KR20120104918A (ko) 2011-12-30 2012-09-24 (주)에스엠워터테크 마이크로/나노 버블을 이용한 부상조 및 수처리장치
KR101379239B1 (ko) 2013-09-23 2014-03-28 주식회사 에스엠티솔루션 나노 버블 발생 시스템
KR101829732B1 (ko) 2017-04-04 2018-02-20 신창기 나노 마이크로 버블 발생장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6568845B1 (en) * 1998-10-26 2003-05-27 Matrix Global Technology Ltd. Mixing element body for stationary type mixer
KR200392269Y1 (ko) * 2005-05-24 2005-08-19 염승열 교반기
JP2008105008A (ja) * 2006-03-03 2008-05-08 Mg Grow Up:Kk 静止型流体混合装置
JP2007237153A (ja) * 2006-03-06 2007-09-20 Npo Machinami Ikuseikai 空気混入攪拌技術
KR20120039385A (ko) * 2010-10-15 2012-04-25 지효근 마이크로 버블 발생장치

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