KR101072569B1 - Device for generating micro-bubbles - Google Patents

Abstract

The present invention relates to a microbubble generating device, and more particularly, by continuously supplying the water pressure of the pump and the air pressure of the compressor to the bubble generating means, to generate a large amount of microbubble water, wastewater treatment, water treatment, rivers and The present invention relates to a microbubble generating device for purifying water of a lake.

To this end, the present invention is installed to be submerged under the surface of the water, the pump having a suction port for suction of fluid and the discharge port for discharging the fluid introduced through the suction port to the outside by the rotational force of the impeller connected to the motor, and the pump In the micro-bubble generating device having a hose that is connected to the outlet portion of the one side, and the bubble generating means is installed on the other side of the hose, the bubble generating means is formed in a hollow shape, the fluid transfer hole flowing fluid And a housing including a fixing jaw extending in the rear from the fluid transfer hole and having a jaw shape, and at least one air inlet tube extending from the inside of the fluid transfer hole to the outside thereof. An air supply pipe connected to the air injection pipe to supply external air to the fluid transfer hole; And a bubble generator for generating fine bubbles around the inner circumference of the fluid transfer hole and the air injection tube.

Pump, hose, bubble generator, bubble generator

Description

Micro Bubble Generator {DEVICE FOR GENERATING MICRO-BUBBLES}

The present invention relates to a microbubble generating device, and more particularly, by continuously supplying the water pressure of the pump and the air pressure of the compressor to the bubble generating means, to generate a large amount of microbubble water, wastewater treatment, water treatment, rivers and The present invention relates to a microbubble generating device which can be utilized for water purification of lakes, sterilization of water bodies, oxygen supply, food hygiene industry, etc., and can reduce manufacturing costs by simplifying the structure of the bubble generating means.

In fish farms and wastewater purification facilities, dissolved oxygen is increased to purify water. To this end, dissolved oxygen is used to increase the dissolved oxygen by supplying bubbles into the water.

FIG. 6 is a view showing a bubble generator for generating bubbles containing oxygen in the related art.

As shown in FIG. 6, the pump 10 is installed to be submerged under the surface of the water, and suctions and pressurizes water through the suction port 40, and then is forcibly fed to the discharge port 50. In the case of connecting the discharge pipe (60) to the pump discharge port 50, the external air inlet pipe 70 is connected to the discharge pipe 60 in a substantially perpendicular direction, and the open end of the external air connection pipe 70 protrudes out of the water surface When the pump 10 is operated in the above state, the impeller 20 rotates to suck the water 30 in the water tank through the pump inlet 40 to pump water through the discharge pipe 60.

At this time, when the suctioned water passes through the discharge pipe at a high speed, air is sucked from the outside into the discharge pipe through the external air introduction pipe by the negative pressure formed in the discharge pipe, and the sucked air is bubbled in the flowing water. As it is mixed with water, it is sprayed with water.

However, in order to increase the amount of dissolved oxygen in the water, the air intake amount must be increased and the size of the bubble containing oxygen must be minute, but the conventional structure as described above is simply carried out through the external air inlet pipe on the side of the pump discharge port under negative pressure due to the flow rate. It is pointed out that there is not enough air introduction amount and large bubbles scattered in the water because only the outside air is introduced into the discharge pipe.

The present invention, by continuously supplying the water pressure of the pump and the air pressure of the compressor to the bubble generating means, to generate a large amount of fine bubble water, sewage and wastewater treatment, water purification treatment, water and water purification of rivers and lakes, sterilization of water bodies, oxygen It can be used for supply, food hygiene industry, etc., and aims to provide a micro-bubble generating device that can reduce the manufacturing cost by simplifying the structure of the bubble generating means.

Another object of the present invention is to provide a bubble generating means consisting of a housing, an air inlet pipe and a bubble generating unit, while continuously supplying the air pressure to the fluid transfer hole of the housing from the water pressure of the pump and the compressor installed in the outside Provided is a microbubble generator that generates microbubbles (microbubble water) while the fluid passes through a gap between the bubbler and the fluid transfer hole.

Still another object of the present invention is to further include a bubble generating unit consisting of a fixed body and a control ball in the fluid transfer hole and the inner circumferential surface of the air injection tube of the housing, the fluid is generated in the fluid transfer hole and the inner surface of the air injection tube After removing the foreign substances contained in the fluid while passing through the part, by supplying purified micro bubble (micro bubble water), it generates micro bubbles that can treat sewage and waste water, water treatment, water and lake water purification, and sterilization of water bodies. Provide the device.

Still another object of the present invention is to further include a bubble generating portion made of a control ball in the fluid transfer hole of the housing and the inner circumferential surface of the air supply pipe, so that the fluid passes through the bubble generating portion to remove foreign substances contained in the fluid and then purged the microbubble. By supplying (bubble fine water), it provides microbubble generator that can treat sewage and wastewater, water purification, water and river water purification, sterilization and disinfection of water bodies.

Another object of the present invention, by manufacturing the housing made of any one of polyacetal resin or stainless material, it is installed to be submerged under the water surface for a long time to prevent rust in the housing, and because the weight is light, it is lowered below the water surface by buoyancy It provides a micro-bubble generating device that can prevent the thing.

Another object of the present invention, by manufacturing the adjustment ball made of light weight polyester, the control ball is installed on the inner surface of the fluid transfer hole of the housing and the control ball is connected to the fluid transfer hole by the hydraulic pressure of the pump and the air pressure supplied to the air inlet pipe It provides a micro bubble generator that can be used for a long time by preventing friction.

Hereinafter, the present invention will be described.

Regarding the means for solving the problem,

The present invention is installed to be submerged under the surface of the water, the suction port and the pump having a discharge port for discharging the fluid introduced through the suction port to the outside by the rotational force of the impeller connected to the motor, and the discharge port of the pump In the micro-bubble generating device having a hose that is connected to one side portion and the bubble generating means is installed in the other side of the hose, the bubble generating means is formed in a hollow shape, the fluid transfer hole and the fluid flow A housing having a fixing jaw extending in the rear from the fluid transport hole and having a jaw shape and at least one air injection pipe from the inside to the outside of the fluid transport hole; An air supply pipe connected to the air injection pipe to supply external air to the fluid transfer hole; And a bubble generator for generating fine bubbles around the inner circumference of the fluid transfer hole and the air injection tube.

Another invention of the present invention, the bubble generating portion, at least one of the fixing body provided with a semi-spherical sphere-shaped fixing grooves on the slope; And an adjusting ball coupled to be in close contact with a circumference of a fixing groove of the fixing body.

Another invention of the present invention, the bubble generating unit, the adjustment ball is provided to be in close contact with the inner circumference of the fluid transfer hole corresponding to the air injection pipe; is configured to include.

According to still another aspect of the present invention, the housing is made of any one of polyacetal resin and stainless steel.

Another invention of the present invention is characterized in that the adjusting ball is made of polyester having a light weight to prevent friction with the inner surface of the fluid transfer hole.

Hereinafter, the effects of the present invention are as follows.

First, by continuously supplying the water pressure of the pump and the air pressure of the compressor to the bubble generating means, it generates a large amount of fine bubble water to treat sewage and wastewater, water purification, water purification of rivers and lakes, sterilization and disinfection of water bodies, and oxygen supply. In addition, it can be utilized in the food hygiene industry, and also, it is effective to provide a micro bubble generator that can reduce the manufacturing cost by simplifying the structure of the bubble generating means.

Second, the bubble generating means is provided with a housing, an air inlet tube and a bubble generating unit, so that the fluid pressure is continuously generated while the air pressure is continuously supplied to the air inlet tube from the hydraulic pressure of the pump and the compressor installed outside the housing. There is also an effect of providing a micro-bubble generating device for generating a micro bubble (fine bubble water) while passing through the gap between the fluid transfer hole.

Third, by further comprising a bubble generating portion consisting of a fixed body and a control ball in the fluid transfer hole of the housing and the inner circumferential surface of the air inlet tube, the fluid is contained in the fluid while passing through the bubble generating unit installed in the fluid transfer hole and the air inlet pipe After removing the foreign matter, supplying the purified micro bubble (fine bubble water), there is also an effect to provide a micro-bubble generating device for the treatment of sewage and wastewater, water purification, river and lake water purification, sterilization of water bodies. .

Fourth, the bubble generating portion made of a control ball is further provided in the fluid transfer hole of the housing and the inner circumferential surface of the air inlet tube to remove foreign substances contained in the fluid while the fluid passes through the bubble generating unit installed in the fluid transfer hole and the air inlet tube. After supplying the purified micro bubble (micro bubble water), there is also an effect of providing a micro bubble generator that can be treated with sewage and wastewater treatment, water purification, water and lake water purification, sterilization of water bodies.

Fifth, by manufacturing the housing made of either polyacetal resin or stainless material, it is installed to be submerged under water surface for a long time to prevent the housing from rusting, and because of its light weight, it can prevent falling below the surface by buoyancy. There is also an effect of providing a micro bubble generator.

Sixth, by making the adjustment ball made of light weight polyester, it is installed on the inner side of the fluid transfer hole of the housing and prevents the adjustment ball from friction with the fluid transfer hole by the hydraulic pressure of the pump and the air pressure supplied to the air inlet pipe. There is also an effect of providing a micro bubble generator that can be used for a long time.

Hereinafter, the micro bubble generator according to the present invention will be described in detail with reference to FIGS. 1 to 5.

1 is a perspective view showing the installation of the micro-bubble generating device according to the present invention, Figure 2 is an exploded perspective view showing the installation of the micro-bubble generating device according to the present invention, Figure 3 is a micro-bubble according to the present invention 4 is a front view showing the generating device, FIG. 4 is a side view showing the bubble generating unit in the configuration of the microbubble generating device according to the first embodiment of the present invention, Figure 5 is a microbubble generation according to the second embodiment of the present invention It is a side view which shows the bubble generation part of the structure of an apparatus.

1 to 5, the microbubble generating device according to the present invention is installed to be locked under the surface of the water, and the inlet 11 for sucking the fluid and the fluid 12 introduced through the inlet 11 are connected to the motor 12. A pump 10 having an outlet 14 for discharging to the outside by the rotational force of the impeller 13 connected to the hose 10, a hose 20 having one side connected to the outlet 14 of the pump 10, and Bubble generation means 100 is installed on the other side of the hose 20 is configured.

In particular, the bubble generating means 100 is formed in a hollow shape, and the fixed jaw 113 is provided in a jaw shape while extending rearward from the fluid transfer hole 111 and the fluid transfer hole 111 through which the fluid flows; At least one air inlet tube 112 is provided from the inside of the fluid transfer hole 111 to the outside, and is connected to the air inlet tube 112 to supply external air to the fluid transfer hole 111. It comprises an air supply pipe 120 for supplying, and the bubble generating unit 200 for generating a fine bubble around the inner periphery of the fluid transfer hole 111 and the air injection pipe (112).

The pump 10 is installed to be submerged under the water surface, and fluid is sucked into the inside through the inlet port 11 by the rotational force of the impeller 13 connected to the motor 12, and the sucked fluid is discharged to the outlet port 14. It is provided to discharge to the hose 20 through.

One side of the hose 20 is connected to the outlet 14 of the pump 10, and the other side corresponding to the one side is provided to be connected to the bubble generating means 100, the fluid transport of the housing 110 It serves to continuously supply water pressure and fluid to the hole (111).

The housing 110 of the bubble generating means 100 is formed in a hollow shape, the fluid and hydraulic pressure flows freely along the fluid transfer hole 111 of the housing 110 through a hose 20 connected to the pump 10. do. Then, the other side portion of the hose 20 is installed around the fixed jaw 113 of the jaw shape while extending rearward from the fluid transfer hole 111.

At least one air inlet tube 112 is provided from the inside of the fluid transfer hole 111 to the outside, so that the air pressure continues to the air inlet tube 112 along the compressor 300 and the air supply pipe 120 installed outside. It serves to supply.

The bubble generator 200 is provided on the inner circumference of the fluid transfer hole 111 and the air injection tube 112, and is supplied to the fluid and water pressure supplied to the fluid transfer hole 111 and the air injection tube 112. It is installed in a portion where the air pressure is in contact with the fluid is passed through the bubble generating unit 200 and removes foreign matters, and serves to generate a large amount of purified fine bubble water.

Therefore, by continuously supplying the water pressure of the pump 10 and the air pressure of the compressor 300 to the bubble generating means 100, a large amount of fine bubble water is generated to generate sewage and wastewater treatment, water treatment, river and lake water purification Can be utilized for sterilization, oxygen supply, food hygiene industry, etc. of the water body, and can simplify the structure of the bubble generating means 100 to reduce the manufacturing cost.

1 to 4, the bubble generating unit 200 of the configuration of the micro-bubble generating device according to the present invention, the fixing body having a semi-circular fixing groove 211 at least one side of the slope ( 210 and the adjustment ball 212 is coupled to be in close contact with the fixing groove 211 around the fixing body 210.

That is, since the bubble generating unit 200 is provided around the fluid transfer hole 111 and the air injection pipe 112 of the housing 110, the fluid and the hydraulic pressure are controlled by the operation of the pump 10. At the same time, the air pressure passing through the air injection pipe 112 connected to the compressor 300 and the air supply pipe 120 mounted on the outside is continuously supplied to the fluid transfer hole 111.

Then, after removing the foreign matter contained in the fluid while the supplied fluid (water pressure) and the air pressure abuts the bubble generator 200, the adjustment ball 212 and the fluid transfer hole 111 coupled to the fixed body 210 Purified microbubbles (fine bubbled water) are generated through the gaps of the wastewater, wastewater treatment, water treatment, water and lake water purification, and sterilization of water bodies.

1 to 3 and 5, the bubble generator 200 of the configuration of the micro-bubble generating device according to the present invention, the inner circumference of the fluid transfer hole 111 corresponding to the air injection pipe 112 It is configured to include an adjustment ball 212 is provided to be in close contact with.

That is, since the bubble generating unit 200 is provided around the fluid transfer hole 111 and the air injection pipe 112 of the housing 110, the fluid and the hydraulic pressure are controlled by the operation of the pump 10. At the same time, the air pressure passing through the air injection pipe 112 connected to the compressor 300 and the air supply pipe 120 mounted on the outside is continuously supplied to the fluid transfer hole 111.

After the supplied fluid (hydraulic pressure) and the air pressure contact the bubble generator 200 to remove foreign substances contained in the fluid, the micro particles are purified while passing through the gap between the adjustment ball 212 and the fluid transfer hole 111. By generating bubbles (microbubble water), sewage and wastewater treatment, water purification treatment, water and lake water purification, sterilization and disinfection of water bodies can be performed.

Example

Pressure of pump: 1 ~ 7 kgf / ㎠

Flow rate of pump: 6 ㎥ / hr

Air input pressure: 1 ~ 7 kgf / ㎠

Air input amount: 2 ~ 4 ton / hr

Table 1 shows the data values performed under the above conditions.

TABLE 1

Number of times Pump pressure (kgf / ㎠) Pump flow rate (㎥ / hr) Air injection pressure (kgf / ㎠) Air input amount (ton / hr) Microbubble Generation (ton / hr) Amount of micro-strength generation compared to pump pressure and air input (%) Micro bubble size (㎛) % Change in micro bubble against air input (%) 1 time One 6 One 4 3.9 65.0 110 100.0 Episode 2 One 6 One 2 4.2 70.0 105 95.5 3rd time 2 6 2 4 4.4 73.3 80 72.7 4 times 2 6 2 2 4.7 78.3 65 59.1 5 times 3 6 3 4 4.9 81.7 55 50.0 6th 3 6 3 2 5.2 86.7 35 31.8 7th 5 6 5 4 5.4 90.0 30 27.3 8th 5 6 5 2 5.6 93.3 15 13.6 9th 7 6 7 4 5.2 86.7 30 27.3 10th 7 6 7 2 5.3 88.3 25 22.7 medium 3.6 6.0 3.6 3.0 4.9 81.3 55.0 50.0

Under the conditions as described above, the result of performing from 1 to 10 times by obtaining a pond or the like using the micro bubble generator of the present invention is as follows.

When the eighth bubble is confirmed during the execution of the microbubble generating device, the bubble generator 200 is operated under the conditions of a pump pressure of 5 kgf / cm 2, a pump flow rate of 6.0 m 3 / hr, an air injection pressure of 5 kgf / cm 2, and an air injection amount of 2.0 ton / hr. ), It is possible to confirm very good results of micro bubble generation rate of 5.6 ton / hr, pump pressure and air input volume of 93.3%, micro bubble size of 15 ㎛, and micro bubble size change of 13.6% of air volume. Do.

Therefore, in order to float bubbles on the surface of the contaminated contaminants for water and wastewater treatment, water treatment and river water purification as described above, the pump pressure 5 kgf / ㎠ and the air input pressure 5 kgf / By supplying to the bubble generating means 100 in cm 2, it is possible to secure economic efficiency, and further improves the efficiency of removing pollutants by making microbubble in water with a very small size of 15 μm in diameter such as air, ozone, and pure oxygen. It can greatly reduce facility and operation costs, and can greatly contribute to securing high quality water and creating beautiful scenery by eliminating eutrophication in lakes suffering from eutrophication and securing the clear and clean water quality of the lake.

1 to 5, the housing 110 of the configuration of the micro-bubble generating device according to the present invention, characterized in that the production of any one of polyacetal resin or stainless material.

That is, by making the housing 110 made of either polyacetal resin or stainless material, it is installed to be locked under the water surface for a long time to prevent rust in the housing 110, and because the weight is light, it is lowered below the water surface by buoyancy. Can be prevented.

Since the polyacetal resin or stainless material for manufacturing the housing 110 is a well-known technique, a detailed description thereof will be omitted.

1 to 5, the adjusting ball 212 of the configuration of the micro-bubble generating device according to the present invention is made of a light weight polyester to prevent friction with the inner surface of the fluid transfer hole 111 It is characterized by producing.

That is, by making the adjustment ball 212 made of a light weight polyester, it is installed on the inner surface of the fluid transfer hole 111 of the housing 110, the water pressure of the pump 10 and the air pressure supplied to the air inlet pipe 112 By preventing the adjustment ball is rubbed with the fluid transfer hole 111 can be used for a long time.

Since the material of the polyester for producing the adjusting ball 212 is a well-known technique already known, detailed description thereof will be omitted.

Hereinafter, dividing the assembly process and the operating state of the micro-bubble generating device according to the present invention configured as described above are as follows.

1 to 5, briefly describe the assembly process of the micro-bubble generating device according to the present invention, first, in the inner circumference of the fluid transfer hole 111 and the air injection tube 112 of the housing 110 The bubble generator 200 is inserted and fixed.

Then, one side of the hose 20 is connected to the outlet 14 of the pump 10, and then the other side of the hose 20 is inserted and fixed to the fixing jaw 113 of the housing 110.

Then, after connecting the air supply pipe 120 connected to the compressor 300 around the air inlet pipe 112 of the housing 110, and submerged below the water surface.

1 to 5, briefly describe the operating state of the micro-bubble generating device according to the present invention, after assembling as described above, the power is applied to the pump 10 and the compressor 300.

In addition, the fluid introduced through the inlet 11 of the pump 10 transmits the fluid and the water pressure to the hose 20 through the outlet 14 by the rotational force of the impeller 13.

Then, the fluid and the hydraulic pressure transmitted to the hose 20 moves along the fluid transfer hole 111 of the housing 110 while contacting the bubble generator 200, and is connected to the compressor 300. The air supply pipe 120 continuously supplies the air pressure along the air injection pipe 112 to the inner circumference of the fluid transfer hole 111.

Next, while the fluid, the water pressure, and the air pressure exist in the bubble generating unit 200 placed in the fluid transfer hole 111 and the air inlet tube 112, foreign substances contained in the fluid are removed while passing through the bubble generating unit 200. Thereafter, purified microbubbles (microbubble water) are generated.

Therefore, the microbubble generating device according to the present invention by continuously supplying the water pressure of the pump 10 and the air pressure of the compressor 300 to the bubble generating means 100, to generate a large amount of fine bubble water, sewage and wastewater treatment, Water purification, river and lake water purification, water sterilization, oxygen supply, food hygiene industry, etc. can be utilized, the structure of the bubble generating means 100 can be simplified to reduce the production cost.

The present invention is not limited to the specific preferred embodiments described above, and any person of ordinary skill in the art without departing from the gist of the present invention claimed in the claims may practice various modifications. Of course, such changes are within the scope of the claims.

1 is a perspective view showing the installation of the micro-bubble generating device according to the present invention.

Figure 2 is an exploded perspective view showing the installation of the microbubble generating device according to the present invention.

Figure 3 is a front view showing a microbubble generating device according to the present invention.

Figure 4 is a side view showing the bubble generation of the configuration of the micro-bubble generating device according to the first embodiment of the present invention.

Figure 5 is a side view showing the bubble generation of the configuration of the micro-bubble generating device according to a second embodiment of the present invention.

6 is a view showing a bubble generator for generating a bubble containing a conventional oxygen.

DESCRIPTION OF THE RELATED ART [0002]

10: pump

     11: inlet 12: motor

     13: impeller 14: outlet

20: hose

100: bubble generation means

      110: housing

            111: fluid transfer hole 112: air injection pipe

            113: fixed jaw

      120: air supply pipe

200: bubble generation unit

      210: fixing body 211: fixing groove

      212 adjustment ball

300: Compressor

Claims (5)

It is installed so as to be submerged under the water surface, the outlet 14 for sucking the fluid and the outlet 14 for discharging the fluid introduced through the suction port 11 to the outside by the rotational force of the impeller 13 connected to the motor 12. ) Is provided with a pump 10, the hose 20 is connected to one side portion of the outlet 14 of the pump 10, and the bubble generating means 100 is installed on the other side of the hose 20 In the microbubble generating device provided, The bubble generating means 100, It is formed in a hollow shape, extending from the fluid transfer hole 111 and the fluid transfer hole 111 in which the fluid flows to the inside of the fixing jaw 113 and the fluid transfer hole 111 provided in the jaw shape The housing 110 is provided with at least one air inlet tube 112; An air supply pipe 120 connected to the air injection pipe 112 to supply external air to the fluid transfer hole 111; And A fixture 210 having at least one semi-circular fixing groove 211 formed on a slope for generating fine bubbles around the inner circumference of the fluid transfer hole 111 and the air injection pipe 112; And an adjustment ball 212 which is coupled to be in close contact with a circumference of the fixing groove 211 of the fixing body 210, and is made of a light weight polyester to prevent friction with the inner surface of the fluid transfer hole 111. Microbubble generating device comprising a; bubble generating unit configured to include; delete delete delete delete

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