CN103055730B - Preparation method of micro oxygen bubbles - Google Patents
Preparation method of micro oxygen bubbles Download PDFInfo
- Publication number
- CN103055730B CN103055730B CN201310031549.2A CN201310031549A CN103055730B CN 103055730 B CN103055730 B CN 103055730B CN 201310031549 A CN201310031549 A CN 201310031549A CN 103055730 B CN103055730 B CN 103055730B
- Authority
- CN
- China
- Prior art keywords
- gas
- pulverizer plate
- water
- housing
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The invention discloses a preparation method of micro oxygen bubbles. The preparation method comprises the steps that a, a pneumatic and hydraulic hybrid pressurizing pump is used for rotatably pressuring and stirring and mixing clean water and gas into a gas-water mixed solution, wherein the volume ratio of water to gas is 9:1, the gas accounts for 8-12 percent, and the lift of a pneumatic-hydraulic mixing pump is 40-70m; and b, the gas-water mixed solution enters a bubble generating device and becomes ultramicro bubbles with the particle size of 10nm-30mu m under the action of an oxygen bubble generating device. By adopting the preparation method, bubbles capable of enabling various difficultly-dissolved gases to be dissolved in a liquid or liquid-state organic matter at a higher solubility can be produced, and when the water pressure of the gas-water mixed solution is instable, the ultramicro bubbles are controlled to be stably produced.
Description
Technical field
The present invention relates to a kind of preparation method of fine little oxygen bubbles, can be applicable to the fields such as sewage sludge processing, water environment reparation, health bath, organic matter degradation, liquid separation.
Background technology
Gas-liquid mixed technical field faces a technical difficult problem at present, how to improve oxygen or the ozone bubbles solubility in liquid, makes bubble time of staying in liquid long, to improve the requirement of oxidation technology.
At sewage treatment area, the most conventional requirement is exactly to increase the solubility of oxygen in water, improves the utilization rate of oxygen.The conventional means that use are to adopt blast aeration and jet-flow aeration, blast aeration and jet-flow aeration method are in order to meet the requirement of high-solubility oxygen concentration, can only rely on powerful device to carry out cyclic aeration, and extend the aeration time in sewage disposal, solve the supply problem of oxygen by long-time high energy consumption.
In recent years, in order to address this problem, to release successively and solved the means that improve oxygen solubility in water, comprised chemical means and physical means.With regard to physical means, best solution is to use gas-liquid mixing pump at present, the disclosed hydrodynamic oxygenation bubble generator of for example China Patent No. " 201010217375.5 ", generally can make the concentration of ordinary dissolution (DO) of water oxygen improve 24ppm, dynamic efficiency is 3.1kg/kw.h, and transfer efficiency is 30%.Although gas-liquid mixing pump has solved the problem of part oxygen in water, but because the ratio of water-soluble oxygen bubbles in the gas-liquid mixed liquid of its input (50 microns of diameters are following) is no more than 30%, therefore a large amount of valuable gases is not still dissolved in water, the DO value forming can not meet technology requirement, can only solve oxygen supply problem by extending the time of sewage disposal.And the gas of gas-liquid mixing pump time of staying of ducking in drink is shorter, single-machine capacity little (peak power 7.5kw), can not meet the processing requirements of larger sewage quantity.
For this reason, China Patent No. " CN201220315219.7 " discloses the fine little oxygen bubbles generator of a kind of many magnetic field convolutions, comprise high-pressure air-water mixing chamber and rotary compression chamber, described high-pressure air-water mixing chamber is cylindric, one end sealing, and the other end is communicated with rotary compression chamber, be provided with air water import with pressure along the tangent line of high-pressure air-water mixing chamber, on rotary compression cavity wall, be provided with magnetic sheet layer, one end, rotary compression chamber is communicated with high-pressure air-water mixing chamber, and the other end is provided with air-bubble outlet.The tiny oxygen bubbles generator of this ultra micro is that 0.2 to 0.7MPa pressure air is entered in container from different angles from the water of uniform pressure, with High Rotation Speed, powerful mixing, mixed air water is sprayed with high impulse force fast by superfine air bubble generation shower nozzle, produces ultra tiny minute bubbles.But in practice, find due to the little easy obstruction of shearing perforation bore, when gaseous mixture water pressure is unstable, little when large when the ultra tiny minute bubbles quantity of generation, generation is unstable.
Summary of the invention
The object of the invention is to overcome the problems referred to above that existing gas-liquid mixed technology exists, a kind of preparation method of fine little oxygen bubbles is provided, adopting the present invention to produce makes various difficult dissolved gases be dissolved in the bubble in liquid or liquid state organics with higher solubility, in the time that gaseous mixture water pressure is unstable, control the stable generation of ultra tiny minute bubbles.
For achieving the above object, the technical solution used in the present invention is as follows:
A preparation method for fine little oxygen bubbles, is characterized in that, comprises the steps:
A, gas-liquid mixed force (forcing) pump are rotated clean water and gas to pressurize and be uniformly mixed in pump becomes mixing wastewater with air liquid, and the volume ratio of water and gas is 9:1, and gas accounts for 8-12%; Gas-liquid mixed pump lift is 40-70 meters;
B, mixing wastewater with air liquid enter bubble generator, and the effect of mixing wastewater with air liquid process oxygen bubbles generating means becomes the ultra tiny minute bubbles of 10nm-30 μ m.
Described oxygen bubbles generating means comprises housing, conducting element, shearing pulverizer plate and pressure flow automatic adjusting mechanism, described conducting element is arranged in housing and is positioned at housing top, in conducting element, be provided with flow-guiding channel, shearing pulverizer plate and pressure flow automatic adjusting mechanism is all arranged in housing, shearing pulverizer plate is arranged on conducting element below and coordinates with flow-guiding channel outlet, pressure flow automatic adjusting mechanism is connected with shearing pulverizer plate, on described housing, be provided with bubble overfall, shear on pulverizer plate and be provided with bubble release aperture.
In described b step, mixing wastewater with air liquid enters through flow-guiding channel, shears and sudden outburst by shearing pulverizer plate, in the time that the gas of compression is released in the water body of normal pressure, gas is blasted, and the conversion of mixing wastewater with air liquid occurs, and becomes the tiny bubble of 10nm-30 μ m ultra micro.
Described pressure flow automatic adjusting mechanism is 0.5mm-3mm by the gap adjustment of shearing between pulverizer plate and conducting element, and it is 16L-50L/min that blast discharges air water discharge-amount, and water temperature is at 10 DEG C--60 DEG C.
Described pressure flow automatic adjusting mechanism comprises mounting groove, regulating spring and hold-down screw, and mounting groove is positioned at housing middle part, and regulating spring is arranged in mounting groove, and one end coordinates with shearing pulverizer plate, and the other end is fixed by hold-down screw.
Described bubble overfall is multiple, is evenly distributed on housing.
Described bubble release aperture is multiple, is evenly distributed on and shears on pulverizer plate.
Employing the invention has the advantages that:
One, the present invention has the obstruction automatically avoided, dissolved air water discharges evenly, the features such as gas retention time in water body is long, aqueous vapor fully dissolved reach capacity and form dissolved air water, then discharging by shear plate and the instantaneous energy dissipating decompression of pulverizer plate of automatic regulating gap the micro air bubble that is less than in a large number 30 μ m; In voltage instability, pressure oscillation situation, adjustment automatically, the automatic adjustable range 0.2-0.7MPa of its pressure, the stable automatic adjustable range 12L-60L/min of the ultra tiny minute bubbles water yield that produces 10nm-30 μ m; Reduce traditional dissolving, air compressor; Replace the susceptible to plugging dissolved air water releasing device of traditional appearance.
Two, in the present invention, described conducting element is arranged in housing and is positioned at housing top, in conducting element, be provided with hyperbaric chamber, flow-guiding channel, shearing pulverizer plate and pressure flow automatic adjusting mechanism is all arranged in housing, shearing pulverizer plate is arranged on conducting element below and coordinates with flow-guiding channel outlet, pressure flow automatic adjusting mechanism is connected with shearing pulverizer plate, on described housing, be provided with bubble overfall, shear on pulverizer plate and be provided with bubble release aperture, mixing wastewater with air liquid is entered and is sheared pulverizer plate and coordinate by the flow-guiding channel in conducting element, can make to shear pulverizer plate by the pressure of mixing wastewater with air liquid moves downward, enter in housing by the bubble release aperture of shearing on pulverizer plate again, this mode can make to input more than 95% bubble diameter in bubble and be less than 30 microns, minimum diameter can reach 10 nanometer left and right, and on bubble the highdensity macroscopical energy of affix, thereby the gas overwhelming majority in infusion fluid is entered in liquid with solubilised state and spurious solution state, solubilised state oxygen time of staying of ducking in drink is very long, can normally bring into play the effect of dissolved oxygen gas, and when the pressure instability timing of mixing wastewater with air liquid, pressure flow automatic adjusting mechanism makes to shear pulverizer plate and moves upward, and reduces to shear the distance between pulverizer plate and conducting element, thereby control, ultra tiny minute bubbles are stable to be produced.
Three, in the present invention, described pressure flow automatic adjusting mechanism comprises mounting groove, regulating spring and hold-down screw, mounting groove is positioned at housing middle part, regulating spring is arranged in mounting groove, and one end coordinates with shearing pulverizer plate, and the other end is fixed by hold-down screw, adopt this structure, not only realize automatic adjusting and sheared pulverizer plate and coordinate with conducting element, but also can adjust by hold-down screw the elastic force of regulating spring, further ensured the stable generation of ultra tiny minute bubbles.
Four, in the present invention, described bubble overfall is multiple, is evenly distributed on housing, makes the fine little oxygen bubbles producing discharge fast housing by bubble overfall, has ensured result of use.
Five, in the present invention, described bubble release aperture is multiple, be evenly distributed on and shear on pulverizer plate, adopt this structure, not only ensure that shearing pulverizer plate coordinates mixing wastewater with air liquid is sheared to atomization with conducting element, can be discharged in housing by equally distributed bubble release aperture, and in the time that mixing wastewater with air liquid acts on shearing pulverizer plate, shear pulverizer plate and can not swing, be conducive to the stable generation of ultra tiny minute bubbles.
Brief description of the drawings
Fig. 1 is structural representation of the present invention
In figure, be labeled as: 1, housing, 2, conducting element, 3, shear pulverizer plate, 4, bubble overfall, 5, bubble release aperture, 6, mounting groove, 7, regulating spring, 8, hold-down screw.
Detailed description of the invention
A preparation method for fine little oxygen bubbles, comprises the steps:
A, gas-liquid mixed force (forcing) pump carry out clean water and gas High Rotation Speed pressurization and are uniformly mixed making it to become mixing wastewater with air liquid in pump, and the volume ratio of water and gas is 9:1, and gas accounts for 8-12%; Gas-liquid mixed pump lift is 40-70 meters, and pressure is 0.4-0.7Mpa;
The mixing wastewater with air liquid of b, compressed dissolving enters ultra tiny minute bubbles generating means, high-pressure gas-liquid mixing water enters the shearing pulverizer plate with automatic regulating gap through shearing and sudden outburst through flow-guiding channel, when the gas of compression is by sudden outburst in the water body of normal pressure time, in turbulent water, gas is blasted, there is the conversion of mixing wastewater with air liquid, (10nm-30 μ m) to become the bubble that ultra micro is tiny, and be dissolved in water body, per minutely approximately produce 1.2 hundred million ultra tiny minute bubbles, due to the effect of light, make water body become picture milk shape color.
Process equipment in the present invention and parameter: QY type gas-liquid mixing pump, gas-liquid mixed pump lift is 40-70 meters, and pressure is 0.4-0.7MPa, and water pump water flow is 16L-50L/MIN, and the Self inhaling scale of construction is 8-12%; Shear plate in ultra tiny minute bubbles generating means and the automatic adjustable range 0.5mm-3mm in pulverizer plate gap, it is 16L-50L/min that blast discharges air water discharge-amount.Its water temperature is at 10 DEG C--and 60 DEG C all can produce.
In the present invention, high-pressure gas-liquid mixing water enters the shearing pulverizer plate with automatic regulating gap through shearing and sudden outburst through flow-guiding channel, it is decompression outgas principle that this submersible type throttle orifice discharges micro-nano bubble theory, even if empty G&W dissolves in immersible pump internal pressurization; Utilize throttle orifice to the raw pressure of liquid section miscarriage, the negative pressure of accelerating to produce by throat while flowing allows air again from water, discharge, and forms fine minute bubbles.
Below the ultra tiny minute bubbles generating means in the present invention is described:
Ultra tiny minute bubbles generating means comprises housing 1, also comprise conducting element 2, shear pulverizer plate 3 and pressure flow automatic adjusting mechanism, described conducting element 2 is arranged in housing 1 and is positioned at housing 1 top, in conducting element 2, be provided with flow-guiding channel, shearing pulverizer plate 3 and pressure flow automatic adjusting mechanism is all arranged in housing 1, shearing pulverizer plate 3 is arranged on conducting element 2 belows and coordinates with flow-guiding channel outlet, pressure flow automatic adjusting mechanism is connected with shearing pulverizer plate 3, on described housing 1, be provided with bubble overfall 4, shear on pulverizer plate 3 and be provided with bubble release aperture 5.
Preferred embodiment is, described pressure flow automatic adjusting mechanism comprises mounting groove 6, regulating spring 7 and hold-down screw 8, and mounting groove 6 is positioned at housing 1 middle part, and regulating spring 7 is arranged in mounting groove 6, one end coordinates with shearing pulverizer plate 3, and the other end is fixed by hold-down screw 8.Can realize having of pressure flow automatic adjusting mechanism effect a lot, thereby be not limited to this structure.
Another preferred embodiment is that described bubble overfall 4 is multiple, is evenly distributed on housing 1.
Another preferred embodiment is that described bubble release aperture 5 is multiple, is evenly distributed on and shears on pulverizer plate 3, and connect shearing pulverizer plate 3.Preferred forms is four, is circle-shaped distribution.
The operation principle of ultra tiny minute bubbles generating means is as follows:
As shown in the figure, gas-liquid mixed liquid with pressure is from the flow-guiding channel of conducting element,
Mixing wastewater with air liquid with pressure is entered and is sheared pulverizer plate and coordinate by the flow-guiding channel in conducting element, making to shear pulverizer plate by the pressure of mixing wastewater with air liquid moves downward, mixing wastewater with air liquid is sheared after atomization, enter in housing by the bubble release aperture of shearing on pulverizer plate again, finally discharge by the bubble overfall on housing.
Ultra tiny minute bubbles generating means is applicable to the gas-liquid mixed liquid acceleration pressure contracting of certain pressure 0.25--1.0MPa, manufactures the charged boundary of high energy and sees size micro-bubble.
Ultra tiny minute bubbles generating means can use mechanical Precision Machining to complete, and the material of use comprises that engineering plastics are as PVC and polytetrafluoroethylene (PTFE), stainless steel etc.
Claims (6)
1. a preparation method for fine little oxygen bubbles, is characterized in that, comprises the steps:
A, gas-liquid mixed force (forcing) pump are rotated clean water and gas to pressurize and be uniformly mixed in pump becomes mixing wastewater with air liquid, and the volume ratio of water and gas is 9:1, and gas accounts for 8-12%; Gas-liquid mixed pump lift is 40-70 meters;
B, mixing wastewater with air liquid enter bubble generator, and the effect of mixing wastewater with air liquid process oxygen bubbles generating means becomes the ultra tiny minute bubbles of 10nm-30 μ m;
Described oxygen bubbles generating means comprises housing (1), conducting element (2), shear pulverizer plate (3) and pressure flow automatic adjusting mechanism, described conducting element (2) is arranged in housing (1) and is positioned at housing (1) top, conducting element is provided with flow-guiding channel in (2), shearing pulverizer plate (3) and pressure flow automatic adjusting mechanism is all arranged in housing (1), shearing pulverizer plate (3) is arranged on conducting element (2) below and coordinates with flow-guiding channel outlet, pressure flow automatic adjusting mechanism is connected with shearing pulverizer plate (3), on described housing (1), be provided with bubble overfall (4), shear on pulverizer plate (3) and be provided with bubble release aperture (5).
2. the preparation method of fine little oxygen bubbles according to claim 1, it is characterized in that: in described b step, mixing wastewater with air liquid enters through flow-guiding channel, shear and sudden outburst by shearing pulverizer plate, in the time that the gas of compression is released in the water body of normal pressure, gas is blasted, and the conversion of mixing wastewater with air liquid occurs, and becomes the tiny bubble of 10nm-30 μ m ultra micro.
3. the preparation method of fine little oxygen bubbles according to claim 2, it is characterized in that: described pressure flow automatic adjusting mechanism is 0.5mm-3mm by the gap adjustment of shearing between pulverizer plate and conducting element, it is 16L-50L/min that blast discharges air water discharge-amount, and water temperature is at 10 DEG C--60 DEG C.
4. according to the preparation method of the fine little oxygen bubbles described in claim 1,2 or 3, it is characterized in that: described pressure flow automatic adjusting mechanism comprises mounting groove (6), regulating spring (7) and hold-down screw (8), mounting groove (6) is positioned at housing (1) middle part, regulating spring (7) is arranged in mounting groove (6), one end coordinates with shearing pulverizer plate (3), and the other end is fixing by hold-down screw (8).
5. the preparation method of fine little oxygen bubbles according to claim 4, is characterized in that: described bubble overfall (4), for multiple, is evenly distributed on housing (1).
6. the preparation method of fine little oxygen bubbles according to claim 5, is characterized in that: described bubble release aperture (5), for multiple, are evenly distributed on and shear on pulverizer plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310031549.2A CN103055730B (en) | 2013-01-28 | 2013-01-28 | Preparation method of micro oxygen bubbles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310031549.2A CN103055730B (en) | 2013-01-28 | 2013-01-28 | Preparation method of micro oxygen bubbles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103055730A CN103055730A (en) | 2013-04-24 |
| CN103055730B true CN103055730B (en) | 2014-12-10 |
Family
ID=48098799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310031549.2A Expired - Fee Related CN103055730B (en) | 2013-01-28 | 2013-01-28 | Preparation method of micro oxygen bubbles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103055730B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043356B (en) * | 2014-06-11 | 2017-09-29 | 深圳天澄科工水系统工程有限公司 | Ultramicro air bubble generation device and water purification system and method |
| CN104353088A (en) * | 2014-09-30 | 2015-02-18 | 东南大学 | Preparation method of lipid bubbles |
| CN104741011B (en) * | 2015-03-31 | 2016-10-19 | 深圳市兰德玛水环境工程科技有限公司 | System and method for generating pressurized pre-crushed gas-water micro-nano bubble mixed solution |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2633859Y (en) * | 2003-06-25 | 2004-08-18 | 庄培领 | High efficiency air float machine |
| CN1907551A (en) * | 2005-08-01 | 2007-02-07 | 陈翼孙 | Micro bubble generation device |
| CN101678288A (en) * | 2007-05-22 | 2010-03-24 | 株式会社东芝 | Device and method for producing micro gas bubbles |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2824893B2 (en) * | 1994-05-12 | 1998-11-18 | ヤマハリビングテック株式会社 | Bubble generator |
| JP2010075838A (en) * | 2008-09-25 | 2010-04-08 | Itaken:Kk | Bubble generation nozzle |
-
2013
- 2013-01-28 CN CN201310031549.2A patent/CN103055730B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2633859Y (en) * | 2003-06-25 | 2004-08-18 | 庄培领 | High efficiency air float machine |
| CN1907551A (en) * | 2005-08-01 | 2007-02-07 | 陈翼孙 | Micro bubble generation device |
| CN101678288A (en) * | 2007-05-22 | 2010-03-24 | 株式会社东芝 | Device and method for producing micro gas bubbles |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2010-075838A 2010.04.08 * |
| JP特开平7-303822A 1995.11.21 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103055730A (en) | 2013-04-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107744732B (en) | Tubular micro-bubble generator | |
| EP3009184B1 (en) | Method and device for generating micro and nano bubbles | |
| CN208234592U (en) | Over-saturation hydrogen-rich water dispenser | |
| CN202078862U (en) | Straight-line spiral-flow type high-efficiency ultramicro fine bubble generator | |
| CN111617656B (en) | Micro-bubble generator serving as atomizer and using method thereof | |
| CN101618296A (en) | Liquid processing device | |
| CN103055730B (en) | Preparation method of micro oxygen bubbles | |
| CN106964267A (en) | Micro-nano bubble generator and micro-nano bubble preparation system | |
| CN109731491A (en) | A kind of double-current micro-nano bubble method for generation of jetting type and device of clashing | |
| CN204417203U (en) | A kind of efflux aerator | |
| CN203807246U (en) | Compound multistage jet flow aeration device | |
| WO2023040755A1 (en) | Micro-nano bubble generation system | |
| CN112535988A (en) | Micro-nano bubble preparation device and preparation method thereof | |
| CN210048555U (en) | Multistage rotary-cut crushing type micro-nano bubble generating device | |
| CN112221368A (en) | Micro-nano bubble generating device | |
| CN203108449U (en) | Micro small oxygen bubble generator | |
| CN201737717U (en) | Ultra-micron air bubble spray head | |
| CN206701088U (en) | Nano-bubble generating apparatus and sewage-treatment plant | |
| CN108671779A (en) | A kind of fine gas bubbles generator | |
| CN205398413U (en) | Water conservancy cavitation mud decrement device | |
| CN209237735U (en) | A kind of nano-bubble generating apparatus of secondary pressurized multiple stage crushing | |
| CN201493059U (en) | Microbubble generator | |
| CN202078863U (en) | Double-rotary high-energy ultramicro fine bubble generator | |
| CN109987726A (en) | A kind of breaking micro-nano bubble method for generation of multistage rotary-cut and device | |
| CN207126400U (en) | A kind of gas-liquid mixed portion of micro-bubble generation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20150128 |
|
| EXPY | Termination of patent right or utility model |