CN104876376A - Preparation device and preparation method of high-concentration and high-stability hydrogen-rich water - Google Patents
Preparation device and preparation method of high-concentration and high-stability hydrogen-rich water Download PDFInfo
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Abstract
The invention discloses a preparation method of high-concentration and high-stability hydrogen-rich water. The preparation method comprises the following steps: degassing drinking water in a water storage tank, generating a hydrogen bubble through a hydrogen source in the water storage tank in an air-tight condition, carrying out gas-water ultrasonic mixing by virtue of an ultrasonic generator, and fully dissolving hydrogen into water to prepare the hydrogen-rich water. According to the preparation method of the hydrogen-rich water disclosed by the invention, the hydrogen concentration of the hydrogen-rich water obtained at normal temperature and pressure is greater than 1.5ppm; the hydrogen-rich water is filled with an aluminum foil bag; the hydrogen content after storage for 12 months is greater than 1ppm; the hydrogen concentration is high; the dissolved hydrogen stability is high; and the used preparation device is simple, low in demands on equipment, simple and convenient in method, and easy to popularize in the industry.
Description
Technical field
The invention belongs to functional tap water field, be specifically related to preparation facilities and the preparation method of the rich hydrogen water of a kind of high density high stability.
Background technology
Within 2007, Ohta Shigeo of Japanese medical university professor has delivered the paper that hydrogen molecule can remove human free radical first on " Nature Medicine ", has established the biomedical Research foundation of hydrogen molecule.Subsequently, international bio medical field has started the upsurge of hydrogen biomedical research.A large amount of experimentation on animals and clinical study prove, hydrogen has clear and definite or potential result for the treatment of to 68 kinds of mankind's important diseases such as treatment cerebral ischemia, metabolism syndrome, diabetes, arteriosclerosis, senile dementia, fatty liver, liver cirrhosis, rheumatoid arthritis, asthma, uremia, noise deafness, acute pancreatitis, tumor chemoradiotherapy side effects.
A large amount of fundamental research results shows, hydrogen can be expressed and indirectly be improved antioxidant ability of organism by anti-oxidant, minimizing apoptosis, inflammation-inhibiting reaction, regulatory gene, plays the therapeutic action to various diseases and damage.Hydrogen is as a kind of therapeutic gas, and most efficient manner drinks hydrogen saturation water at present.
In recent years, domestic a large amount of research and development has been carried out to rich hydrogen water.From the source of hydrogen, usually there are three kinds of methods: the molten hydrogen method of hydrogen is produced in (1) magnesium chemical reduction.As patent of invention " rich hydrogen water generation method and rich hydrogen Water generator " CN 1840487A, " a kind of efficient method for generating hydrogen-rich water " CN 102259939A and utility model " a kind of rich hydrogen water generator " CN202131144U etc., all adopt hydrogen production agent (mainly simple substance magnesium) and water react and produce hydrogen, by prolongation preparation time in airtight container, hydrogen is dissolved in the water obtained rich hydrogen water as far as possible.Rich hydrogen water hydrogen concentration prepared by this method is unstable, and concentration is usually less than 0.6ppm.(2) the molten hydrogen method of medical hydrogen aeration.As patent of invention " a kind of rich hydrogen water and preparation method thereof " CN 102408147A, " manufacturing the method for the hydrogeneous water of beverage " CN 102438954B etc., directly hydrogen is passed in de aerated water and carry out the rich hydrogen water of dissolving preparation, due to be by increase hydrogen atmosphere dividing potential drop (pressure in watertight container processed is generally several to tens standard atmospheric pressures), thus increase the solubleness of hydrogen in water, but deposit hydrogen concentration stability at ambient pressure not high, high deficiency is required to watertight container resistance to pressure processed.(3) water electrolysis produces the molten hydrogen method of hydrogen.As patent " high-efficiency multi-function rich hydrogen water machine " CN 202379792U, " Portable hydrogen-rich water generator " CN 103038176A, " rich hydrogen water reaction unit " CN 203878220U etc., electrolysis is all adopted to produce hydrogen, because electrolysis can make water temperature raise, the solubleness of hydrogen declines, and general hydrogen concentration is also lower than 0.8ppm.Above method all exists that the hydrogen concentration stability of rich hydrogen water is not high, hydrogen content does not reach the shortcomings such as higher concentration.
To sum up, on the basis of routine rich hydrogen water preparation method, consider whether have a kind of more easy easy-to-use preparation facilities and preparation method, solubleness and the stability of hydrogen can be increased again simultaneously.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, provide the preparation facilities of the rich hydrogen water of a kind of high density high stability, by this device, rich hydrogen water density of hydrogen obtained is at normal temperatures and pressures greater than 1.5ppm.
Object of the present invention further provides the preparation method of the rich hydrogen water of a kind of high density high stability, by this preparation method, rich hydrogen water density of hydrogen obtained is at normal temperatures and pressures greater than 1.5ppm, filling with aluminium foil bag, store 12 months hydrogen richnesss at more than 1ppm, there is high hydrogen concentration and the molten stabilized hydrogen of height.
For realizing object of the present invention, technical scheme of the present invention is: the preparation facilities of the rich hydrogen water of a kind of high density high stability, comprises airtight water tank, hydrogen source, ultrasonic generator; Described water tank sidewall is provided with water outlet and water-in, and top is provided with and vacuumizes interface; Described water outlet, water-in and vacuumize interface and be equipped with valve; Described hydrogen source is used for producing hydrogen gas bubbles in water tank; The ultrasonic generator that described excusing from death wave generating device comprises ultrasonic wave vibration source and is connected with ultrasonic wave vibration source; Described ultrasonic wave vibration source is installed on water tank.
Above-mentioned hydrogen source is magnesium powder, and adding proportion accounts for 0.01 ~ 0.3% of drinking water quality by mass.
Above-mentioned hydrogen source is hydrogen container, comprises tank body, reducing valve, flow valve, airway and aeration head, and hydrogen is delivered to aeration head through reducing valve, flow valve by airway successively, and aeration head is placed in water tank.
Above-mentioned ultrasonic wave vibration source is one or both in ultrasonic vibrator and ultrasound wave vibrating bar.
A kind of preparation method utilizing above-mentioned preparation facilities to prepare the rich hydrogen water of high density high stability: after degassed to the tap water in water tank, under air tight condition, in water tank, hydrogen gas bubbles is produced by hydrogen source, utilize ultrasonic generator to carry out the ultrasonic mixing of air water simultaneously, produce micro-nano bubble, hydrogen is fully dissolved in the water, obtained rich hydrogen water.
The method specifically comprises the following steps:
Step one, sonic vacuum is degassed: filled with potable water in water tank, and open ultrasonic generator vacuumize degassing simultaneously, the tap water removing gas dissolved is stored in water tank for subsequent use;
Step 2, the ultrasonic mixing of air water: under air tight condition, hydrogen source produces hydrogen gas bubbles, opens ultrasonic generator simultaneously and carries out the ultrasonic mixing of air water, with ultrasonic cavitation, hydrogen gas bubbles is become the micro-nano bubble of hydrogen;
Step 3, leaves standstill water tank: close ultrasonic generator, leaves standstill water tank, hydrogen is fully dissolved in water under air tight condition, obtained rich hydrogen water.
Above-mentioned micro-nano bubble diameter is 0.1 μm ~ 50 μm.
Above-mentioned rich hydrogen water is more than 1.5ppm containing hydrogen concentration.
In above-mentioned excusing from death Vacuum Degassing Process, devolatilization vacuum degree is greater than-0.05MPa, and degassing time is 0.1h ~ 2h, and ultrasonic generator power is 10kw ~ 20kw.
Degassed to tap water, belong to prior art, in the present invention, preferred sonic vacuum degasification technique, namely while vacuum outgas, ultrasonic generator is opened, this stage ultrasound generating unit is for the formation of micro-bubble, so that the gas dissolved better in vacuum drawn tap water, the degassed object of sonic vacuum is the gas dissolved in order to remove in tap water, conventional degassing conditions can be taked, the preferred devolatilization vacuum degree of the present invention is greater than-0.05MPa, and degassing time is 0.1 hour ~ 2 hours, and ultrasonic generator power is 10kw ~ 20kw.In addition, the object of the ultrasonic mixing of air water is to produce the micro-nano bubble of abundant hydrogen, and the ultrasonic mixing time of the preferred air water of the present invention is 0.5 hour ~ 2 hours, and ultrasonic generator power is 10kw ~ 20kw.Further, the object leaving standstill water tank is to make hydrogen fully be dissolved in water in standing process, and the preferred time of repose of the present invention is 0.1 hour ~ 12 hours.
The rich hydrogen water that above method is obtained, by directly filling or filter filling, can obtain rich hydrogen water finished product, the preferred aluminium foil bag of the present invention is filling.The rich hydrogen water density of hydrogen that the present invention at normal temperatures and pressures obtains is greater than 1.5ppm, filling with aluminium foil bag, stores 12 months hydrogen richnesss at more than 1ppm.
In the present invention, the requirement that described magnesium powder, tap water are not special, commercially all can directly buy.Tap water can select in pure water, mineral water and the natural mineral water meeting national standard one or more.
Feature of the present invention is: critical process---the hydrogen dissolution process of rich hydrogen water preparation process.Concrete, introduce ultrasonic wave while hydrogen source produces micro bubble and make mixing wastewater with air in confined conditions, utilize ultrasonic technology by raw for the micro bubble sell of one's property micro-nano bubble, bubble diameter is at 0.1 μm ~ 50 μm, utilize the characteristic of micro-nano bubble: lifetime is long, mass-transfer efficiency is high, make that hydrogen is as much as possible to be dissolved in tap water, also improve the stability of hydrogen simultaneously.Ultrasonic technology utilizes ultrasonic cavitation to make liquid form negative pressure, the original bubble dissolved is separated out with micro-nano bubble form, also can control bubble-break simultaneously.Usually diameter is called micro-nano bubble at the micro-bubble of 0.1 ~ 50 μm.Micro-nano bubble has following characteristic: (1) lifetime is long, and the buoyancy that common blister is subject in water because size is larger is greater than self gravitation, thus can rise to rapidly the water surface and break.And micro-nano bubble due to own vol very little, in water, suffered buoyancy is corresponding also very little, thus shows the characteristic slowly that rises; (2) mass-transfer efficiency is high, and when bubble diameter is less, micro-nano bubble is subject to effect of surface tension, make bubble internal pressure much larger than environmental liquids pressure, thus compressed bubble internal gas defines from pressurized effect.When bubble inside occurs from supercharging, internal pressure constantly increases, thus facilitates bubble internal gas and be dissolved in liquid phase through liquid-gas interface, and therefore, micro-nano bubble this from pressurized effect, effectively can improve the mass-transfer efficiency of liquid-gas interface.
The technical scheme of the rich hydrogen water of high density high stability of the present invention has following beneficial effect:
1, by the preparation facilities of the rich hydrogen water of high density high stability provided by the invention, adopt ultrasonic technology to produce micro-nano bubble in hydrogen dissolution phase, and then improve the hydrogen concentration in rich hydrogen water, make the stabilized hydrogen of rich hydrogen water strengthen simultaneously.
2, by preparation method provided by the invention, the rich hydrogen water density of hydrogen obtained at normal temperatures and pressures is greater than 1.5ppm, filling with aluminium foil bag, and store 12 months hydrogen richnesss at more than 1ppm, hydrogen concentration is high and molten stabilized hydrogen is high.
3, the preparation facilities that utilizes of the present invention is simple, and low for equipment requirements, method is easy, is easy in industry promote.
Accompanying drawing explanation
Fig. 1 is the rich hydrogen water preparation apparatus schematic diagram of magnesium powder bag hydrogen source of the present invention;
Fig. 2 is the rich hydrogen water preparation apparatus schematic diagram that hydrogen container of the present invention leads to hydrogen;
Fig. 3 is the present invention's molten stabilized hydrogen linearity curve figure.
Description of reference numerals: 1, water tank; 21, magnesium powder bag; 22, entrance one; 21 ＇, aeration head; 22 ＇, entrance two; 3, ultrasonic generator one; 4, ultrasonic generator two; 5, water outlet; 6, water-in; 7, interface is vacuumized.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with the drawings and specific embodiments, the present invention is described further:
Embodiment 1:
As shown in Figure 1, the rich hydrogen water preparation apparatus that this enforcement provides comprises water tank 1, magnesium powder bag 21, entrance 1, ultrasonic generator 1 and ultrasonic generator 24.
Water tank 1 is airtight cylindrical tank, and sidewall is provided with water outlet 5 and water-in 6, and top is provided with and vacuumizes interface 7, water outlet 5, water-in 6 and vacuumize interface 7 and be equipped with valve.Water outlet 5 is with filtration unit or directly connect with packing bag.Water-in 6 connects with the water supply installation of the tap water meeting national standard.Vacuumize interface 7 to be connected with vacuum pump by pipeline.
Hydrogen source is magnesium powder.Magnesium powder enters in water tank 1 by entrance 1, use porous film packaging to form magnesium powder bag 21, entrance 1 place is provided with sealable opening, can open opening herein feed intake when needs feed intake, feed intake and completely carry out hermetically closing again, in order to avoid bring other gas into.Above-mentioned magnesium powder is preferably uniform particle sizes and is not less than 100 orders, and adding proportion accounts for 0.01 ~ 0.3% of drinking water quality by mass.
The ultrasonic wave vibration source of ultrasonic generator 1 and ultrasonic generator 24 is installed on outside water tank 1, lays respectively at sidewall and bottom, angle in 90 °, for the ultrasonic mixing of air water, namely with ultrasonic cavitation, hydrogen micro bubble is become micro-nano bubble.
Embodiment 2:
As shown in Figure 2, the rich hydrogen water preparation apparatus that this enforcement provides comprises water tank 1, aeration head 21 ＇, entrance 2 22 ＇, ultrasonic generator 1 and ultrasonic generator 24.、
Water tank 1 is airtight cylindrical tank, and sidewall is provided with water outlet 5 and water-in 6, and top is provided with and vacuumizes interface 7, water outlet 5, water-in 6 and vacuumize interface 7 and be equipped with valve.Water outlet 5 is with filtration unit or directly connect with packing bag.Water-in 6 connects with the water supply installation of the tap water meeting national standard.Vacuumize interface 7 to be connected with vacuum pump by pipeline.
In the present invention hydrogen source be primarily of hydrogen container, reducing valve, flow valve, airway and aeration head 21 ＇ composition structure, hydrogen is delivered to aeration head 21 ＇ through reducing valve, flow valve and airway through entrance 2 22 ＇ successively, aeration head 21 ＇ is placed in water tank 1, the object of aeration head 21 ＇ is produce hydrogen gas bubbles and maintain effective air-water contact, in the present invention, preferred microporous pure titanium flat board or discoid aeration head 21 ＇, aeration head 21 ＇ micropore size are 0.1 μm ~ 100 μm.
The ultrasonic wave vibration source of ultrasonic generator 1 and ultrasonic generator 24 is installed on outside water tank 1, lays respectively at sidewall and bottom, angle in 90 °, for the ultrasonic mixing of air water, namely with ultrasonic cavitation, hydrogen micro bubble is become micro-nano bubble.
Obvious, ultrasonic generator in above-described embodiment 1 and embodiment 2 is not limited to one or two, can arrange multiple according to the volume of water tank completely, same each ultrasonic generator is also not limited to one or two ultrasonic wave vibration sources, also can arrange multiple according to the volume of water tank.In addition, ultrasonic wave vibration source is also not limited to be installed on outside water tank 1, and also can be installed on inside water tank 1, angle is also not limited to 90 °, preferably 0 ~ 90 °.
Below the working process of preparation facilities of the present invention is further described, further to show principle of work of the present invention and advantage:
Operated valve opens water-in 6, fills the tap water meeting national standard in water tank 1, closes water-in 6.Open ultrasonic generator 3 and/or ultrasonic generator 4, simultaneously by vacuumizing interface 7 vacuumize degassing, remove gas dissolved, devolatilization vacuum degree is greater than-0.05MPa, degassing time is 0.1 hour ~ 2 hours, and ultrasonic generator 4 power is 10kw ~ 20kw.Close ultrasonic generator 3 and/or ultrasonic generator 4, magnesium powder bag is dropped in water tank 1, or unlatching hydrogen container, hydrogen micro bubble is produced in water tank, open ultrasonic generator 3 and/or ultrasonic generator 4, produce the micro-nano bubble of hydrogen, the ultrasonic mixing wastewater with air time is 0.5 hour ~ 2 hours simultaneously, ultrasonic generator power is 10kw ~ 20kw, and the micro-nano bubble diameter of hydrogen of generation is 0.1 μm ~ 50 μm.Close ultrasonic generator 3 and/or ultrasonic generator 4, hydrogen container 1 is left standstill under air tight condition, hydrogen is fully dissolved in the water, time of repose is 0.1 hour ~ 12 hours, obtained rich hydrogen water, operated valve opens water outlet 5, filters filling or directly filling in aluminium foil bag, obtained rich hydrogen water finished product.
Embodiment 3:
Inject purified drinking water 1000g by water-in 6 in water tank 1, open ultrasonic generator 3 and/or ultrasonic generator 4, and by vacuumizing interface 7 vacuumize degassing 2 hours, vacuum tightness-0.05MPa.Close ultrasonic generator 3 and/or ultrasonic generator 4, by 1g magnesium powder, granularity is 100 orders, hydrogen hydrogen source is produced as magnesium chemical reduction, magnesium powder is dropped into in water tank 1 through entrance 1, pack by water permeable membrane and form magnesium powder bag 22, produce hydrogen micro bubble, airtight water tank 1, open ultrasonic generator 3 and/or ultrasonic generator 4 simultaneously, carry out mixing wastewater with air 1 hour, with ultrasonic cavitation, micro bubble is become micro-nano bubble, micro-nano bubble diameter is at 0.1 μm ~ 50 μm.Open ultrasonic generator 3 and/or ultrasonic generator 4, leave standstill water tank 1 in confined conditions and reach 12 hours.Measuring hydrogen concentration from water outlet 5 is 1.57ppm.Encapsulated by this rich hydrogen water aluminium foil bag, preserving under room temperature and recording hydrogen concentration after 8 months is 1.35ppm.
Embodiment 4:
Inject purified drinking water 1000g by water-in 6 in water tank 1, open ultrasonic generator 3 and/or ultrasonic generator 4, and by vacuumizing interface 7 vacuumize degassing 2 hours, vacuum tightness-0.05MPa.Open ultrasonic generator 3 and/or ultrasonic generator 4, airtight water tank 1, directly supply hydrogen as hydrogen source by hydrogen container, control through reducing valve and flow valve, enter in water tank 1 by entrance 2 22 ＇, hydrogen produces hydrogen micro bubble by aeration head 21 ＇ be immersed in water tank 1, opens ultrasonic generator 3 simultaneously and carries out mixing wastewater with air 1 hour, with ultrasonic cavitation, micro bubble is become micro-nano bubble, bubble diameter is at 0.1 μm ~ 50 μm.Open ultrasonic generator 3 and/or ultrasonic generator 4, leave standstill water tank 1 in confined conditions and reach 12 hours.Measuring hydrogen concentration from water outlet 5 is 1.52ppm.Encapsulated by this rich hydrogen water aluminium foil bag, preserving under room temperature and recording hydrogen concentration after 8 months is 1.28ppm.
Hydrogen concentration stability experiment
Sample prepared by embodiment 3 and embodiment 4, deposits 5 months; Comparative example is certain commercially available japanese product, deposits 6 months.By rich hydrogen water sample unpacking packaged for aluminium foil bag, be contained in 250ml Erlenmeyer flask and fill bottle, then under uncovered condition, interval different time measures hydrogen concentration in triangular flask respectively, measuring interval time point is: interval 0min/10min/30min/1h/1.5h/2h.The results are shown in following table.
As seen from the above table, the rich hydrogen water that the present invention obtains, hydrogen concentration is high and molten stabilized hydrogen is high.Molten stabilized hydrogen linearity curve figure made by table thus, as shown in Figure 3, can find out more intuitively, compared to general rich hydrogen water, and the molten stabilized hydrogen of the excellence that the rich hydrogen water that the present invention obtains has.
Those of ordinary skill in the art will appreciate that, embodiment described here is to help reader understanding's principle of the present invention, should be understood to that protection scope of the present invention is not limited to so special statement and embodiment.Those of ordinary skill in the art can make various other various concrete distortion and combination of not departing from essence of the present invention according to these technology enlightenment disclosed by the invention, and these distortion and combination are still in protection scope of the present invention.
Claims (9)
1. a preparation facilities for the rich hydrogen water of high density high stability, is characterized in that: comprise airtight water tank (1), hydrogen source, ultrasonic generator; Described water tank (1) sidewall is provided with water outlet (5) and water-in (6), and top is provided with and vacuumizes interface (7); Described water outlet (5), water-in (6) and vacuumize interface (7) and be equipped with valve; Described hydrogen source is used for producing hydrogen gas bubbles in water tank (1); The ultrasonic generator that described excusing from death wave generating device comprises ultrasonic wave vibration source and is connected with ultrasonic wave vibration source; Described ultrasonic wave vibration source is installed on water tank (1).
2. the preparation facilities of the rich hydrogen water of high density high stability according to claim 1, is characterized in that: described hydrogen source is magnesium powder, and adding proportion accounts for 0.01 ~ 0.3% of drinking water quality by mass.
3. the preparation facilities of the rich hydrogen water of high density high stability according to claim 1, it is characterized in that: described hydrogen source is the structure formed primarily of hydrogen container, reducing valve, flow valve, airway and aeration head (21 ＇), hydrogen is delivered to aeration head (21 ＇) through reducing valve, flow valve by airway successively, and aeration head (21 ＇) is placed in water tank (1).
4. the preparation facilities of the rich hydrogen water of high density high stability according to claim 1, is characterized in that: described ultrasonic wave vibration source is one or both in ultrasonic vibrator and ultrasound wave vibrating bar.
5. the preparation method utilizing the arbitrary described preparation facilities of claim 1-4 to prepare the rich hydrogen water of high density high stability, it is characterized in that: after degassed to the tap water in water tank (1), under air tight condition, in water tank, hydrogen gas bubbles is produced by hydrogen source, utilize ultrasonic generator to carry out the ultrasonic mixing of air water simultaneously, produce micro-nano bubble, hydrogen is fully dissolved in the water, obtained rich hydrogen water.
6. the preparation method of the rich hydrogen water of high density high stability according to claim 5, is characterized in that: the method specifically comprises the following steps:
Step one, sonic vacuum is degassed: filled with potable water in water tank (1), and open ultrasonic generator vacuumize degassing simultaneously, the tap water removing gas dissolved is stored in water tank (1) for subsequent use;
Step 2, the ultrasonic mixing of air water: under air tight condition, hydrogen source produces hydrogen gas bubbles, opens ultrasonic generator simultaneously and carries out the ultrasonic mixing of air water, with ultrasonic cavitation, hydrogen gas bubbles is become the micro-nano bubble of hydrogen;
Step 3, leaves standstill water tank (1): close ultrasonic generator, leaves standstill water tank (1), hydrogen is fully dissolved in water under air tight condition, obtained rich hydrogen water.
7. the preparation method of the rich hydrogen water of high density high stability according to claim 6, is characterized in that: described micro-nano bubble diameter is 0.1 μm ~ 50 μm.
8. the preparation method of the rich hydrogen water of high density high stability according to claim 6, is characterized in that: described rich hydrogen water is more than 1.5ppm containing hydrogen concentration.
9. the preparation method of the rich hydrogen water of high density high stability according to claim 6, is characterized in that: in excusing from death Vacuum Degassing Process, devolatilization vacuum degree is greater than-0.05MPa, and degassing time is 0.1h ~ 2h, and ultrasonic generator power is 10kw ~ 20kw.
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