CN113993262A - Plasma activated water generating device, control method thereof and cleaning equipment - Google Patents
Plasma activated water generating device, control method thereof and cleaning equipment Download PDFInfo
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- CN113993262A CN113993262A CN202111340562.7A CN202111340562A CN113993262A CN 113993262 A CN113993262 A CN 113993262A CN 202111340562 A CN202111340562 A CN 202111340562A CN 113993262 A CN113993262 A CN 113993262A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/2406—Generating plasma using dielectric barrier discharges, i.e. with a dielectric interposed between the electrodes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/4608—Treatment of water, waste water, or sewage by electrochemical methods using electrical discharges
Abstract
The invention provides a plasma activated water generating device, a control method and cleaning equipment thereof. Meanwhile, the discharge structure is placed in the aqueous solution to be treated, so that the temperature of the electrode rod during discharge is effectively reduced, the long-term discharge is more stable, and the service life of the electrode rod is prolonged. More importantly, the plasma formed on the electrode rod is in a liquid environment, so that the fusion efficiency with water can be effectively improved, and the preparation efficiency of the disinfectant fluid is further improved.
Description
Technical Field
The invention relates to the technical field of preparation of plasma activated water, in particular to a plasma activated water generating device, a control method and cleaning equipment thereof.
Background
With the rapid development of plasma science and technology, non-equilibrium plasma generated by gas discharge under atmospheric pressure gradually begins to play an important role in the fields of sterilization, material treatment, environmental protection and the like. In recent years, when studying the interaction between plasma and liquid, people find that even after the discharge is finished, the aqueous solution treated by the plasma still has the sterilization capability for a period of time, and the sterilization effect has obvious positive correlation with the plasma treatment time. Such distilled Water, physiological saline, and tap Water treated with Plasma are generally called Plasma Activated Water (PAW) in academia.
In the prior art, plasma activates H in water2O2、NO2 -And NO3 -The main bactericidal active particles are generated by electric discharge between gas-liquid interfaces. Most of the existing plasma activated water preparation devices generate plasma in an air area above the liquid level of an aqueous solution through high-voltage discharge, the plasma generated through the structure can only react with a small amount of solution on the upper layer close to the air area, and most of ozone and other nitrogen oxides generated by discharge in the air can be diffused into the surrounding air or cannot be fully fused with a water body. This results in low efficiency in producing plasma and other substances, and in addition, a large amount of ozone and nitrogen oxides are diffused into the air, which easily causes air pollution.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the plasma generating equipment in the prior art forms plasma through the liquid level position, the preparation efficiency is low and air pollution is easily caused.
To this end, the present invention provides a plasma activated water generating apparatus comprising: the water tank body is internally provided with a water accommodating cavity and has the lowest water injection level; the air guide pipe is arranged in the water accommodating cavity, one end of the air guide pipe entering the water accommodating cavity is provided with an air outlet hole, and the air outlet hole is arranged towards the bottom surface of the water tank body; the air inlet of the air duct is arranged on the side wall of the air duct and is suitable for introducing external air; the electrode bar is arranged in the air guide pipe and is arranged below the lowest water injection level; the loop electrode is arranged on the water tank body or in the water containing cavity; a blocking medium disposed between the electrode rod and the return electrode; the electrode bar and the loop electrode are suitable for being connected with a high-voltage power supply.
The invention provides a plasma activated water generating device, wherein the blocking medium comprises: the blocking pipe is arranged on one side of the air guide pipe and is made of non-conductive materials, the loop electrode is arranged in the blocking pipe and is communicated with the high-voltage power supply; and the insulating sealing mediums are respectively arranged at two ends of the blocking pipe and are arranged at two ends of the loop electrode.
According to the plasma activated water generating device provided by the invention, the insulating sealing medium is silica gel.
According to the plasma activated water generating device provided by the invention, a certain gap is formed between the blocking pipe and the ground electrode, and air is filled in the gap.
According to the plasma activated water generating device provided by the invention, the blocking medium is arranged at the bottom of the water tank body and is opposite to the air outlet; and a sealing installation part is arranged on the water tank body, an insulating sealing medium is arranged on the sealing installation part, and a lead enters the insulating sealing medium and is connected with the loop wire.
According to the plasma activated water generating device provided by the invention, the water tank body is made of an insulating material, and the loop electrode is arranged outside the water tank body.
The plasma activated water generating device provided by the invention further comprises: and one end of the air inlet pipeline is communicated with the air inlet of the air guide pipe, and the other end of the air inlet pipeline is provided with an air pump.
The plasma activated water generation device provided by the invention further comprises a water tank sealing plate which is arranged at the top of the water tank body and provided with a mounting hole, and the air guide pipe is arranged on the mounting hole.
According to the plasma activated water generating device provided by the invention, the electrode fixing frame is arranged between the electrode bar and the gas guide tube and is arranged above the gas inlet of the gas guide tube.
According to the plasma activated water generating device provided by the invention, the part of the gas guide pipe corresponding to the outlet hole is arranged in a shrinking shape.
According to the plasma activated water generating device provided by the invention, the water tank body is respectively provided with the water tank water inlet and the water tank water outlet, the water tank water inlet is arranged above the water tank water outlet, and the water tank water inlet and the water tank water outlet are respectively provided with the valves.
According to the plasma activated water generating device provided by the invention, the water inlet of the water tank is provided with the water inlet pump, the interior of the water tank body is provided with the liquid level sensor, the liquid level sensor corresponds to the lowest water injection level, and the water inlet pump is in communication connection with the liquid level sensor.
The invention also provides a control method of the plasma activated water generating device, which comprises the following steps: injecting water into the water tank body, wherein the water level at least exceeds the height of the top of the electrode rod; electrifying the electrode rod; and ventilating the air duct through the air inlet of the air duct.
The invention also provides cleaning equipment comprising the plasma activated water generating device.
The cleaning device is a dishwasher.
The technical scheme of the invention has the following advantages:
1. the invention provides a plasma activated water generation device, comprising: the water tank body is internally provided with a water accommodating cavity and has the lowest water injection level; the air guide pipe is arranged in the water accommodating cavity, one end of the air guide pipe entering the water accommodating cavity is provided with an air outlet hole, and the air outlet hole is arranged towards the bottom surface of the water tank body; the air inlet of the air duct is arranged on the side wall of the air duct and is suitable for introducing external air; the electrode bar is arranged in the air guide pipe and is arranged below the lowest water injection level; the loop electrode is arranged on the water tank body or in the water containing cavity; a blocking medium disposed between the electrode rod and the return electrode; the electrode bar and the loop electrode are suitable for being connected with a high-voltage power supply.
According to the invention, the electrode rod is arranged in the air guide tube, the top end of the electrode rod is arranged below the lowest water injection level, electric spark discharge can be realized in water, and because a gas-liquid two-phase interface is not formed, ozone is not generated basically in the discharge process, so that the risk of air pollution is reduced. Meanwhile, the discharge structure is placed in the aqueous solution to be treated, so that the temperature of the electrode rod during discharge is effectively reduced, the long-term discharge is more stable, and the service life of the electrode rod is prolonged.
More importantly, the plasma formed on the electrode rod is in a liquid environment, so that the fusion efficiency with water can be effectively improved, and the preparation efficiency of the disinfectant fluid is further improved.
2. According to the plasma activated water generating device provided by the invention, the electrode fixing frame is arranged between the electrode bar and the gas guide tube and is arranged above the gas inlet of the gas guide tube.
Through setting up the electrode mount for the air that flows in through the air duct air inlet can only flow towards the venthole direction, under the drive of air current, the inside partial plasma that forms of air duct can flow to the venthole position downwards, from the venthole back of flowing, can further come up to external water in, through the combination of electrode mount, venthole, can improve the exchange effect between plasma and the water that the preparation obtained effectively, and then improve the preparation effect of sterile water effectively.
3. According to the plasma activated water generating device provided by the invention, a certain gap is formed between the blocking pipe and the ground electrode, and air is filled in the gap. Specifically, the air filled in the gap is also discharged to generate filament discharge plasma, which can be shown as a discharge effect.
4. According to the plasma activated water generating device provided by the invention, through the arrangement mode, the air flow entering the air guide pipe can be accelerated, so that the formed plasma has a certain flow velocity, and the plasma is fully fused with the external water body after flowing out, and the sterilized water can be conveniently and quickly formed. Simultaneously, because the air current has certain velocity of flow, after entering into the air duct external world, can play the disturbance to the water to help diluting the inside sterile water of air duct, improve the homogeneity of the inside concentration of water tank box.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of a plasma-activated water generating apparatus provided in embodiment 1;
fig. 2 is a schematic structural view of the plasma-activated water generating apparatus provided in embodiment 2;
fig. 3 is a schematic structural view of the plasma-activated water generator provided in embodiment 3.
Description of reference numerals in the examples:
1. a water tank body; 2. a water tank sealing cover; 3. an air duct; 31. an air outlet; 4. an air intake duct; 5. a return electrode; 6. a blocking medium; 7. a high voltage power supply; 8. a barrier tube; 81. a gap; 9. an insulating sealing medium; 10. an air pump; 11. a water tank inlet; 12. a water outlet of the water tank; 13. an electrode rod; 14. spark plasma; 15. a seal mounting portion; 16. a valve; 17. a water inlet pump; 18. an insulating fixing frame; 19. a water tank air outlet; 20. an electrode fixing frame.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a plasma activated water generator, as shown in fig. 1, including:
the water tank comprises a water tank body 1, a water storage cavity is arranged in the water tank body 1, and the lowest water injection level is arranged in the water storage cavity and is marked as A in figure 1;
specifically, a water-passing operation is performed in the water containing chamber, and the preparation of plasma activated water is performed inside the water tank case 1.
In this embodiment, the implementation manner of the lowest water injection level is not limited, and as an implementation manner, the lowest water injection level may be a scale mark arranged on the inner wall of the water tank body 1, and the water supply operation is prompted by the scale mark, and at this time, the lowest water injection level may be an entity structure;
as another embodiment, the minimum filling level may be a value which is the total volume of water introduced into the tank body 1 or the height of the liquid level relative to the tank body after the filling operation is completed. At this time, the user can be informed through a specification or other video and audio modes, so that the user can fill the water quantity meeting the requirement into the tank body, such as a water cup, a water bucket or a water tank which is directly placed below a water tap for water filling, and the lowest water filling level is not an entity structure on the tank body of the water tank.
As shown in fig. 1, a water tank inlet 11 and a water tank outlet 12 are respectively arranged on a water tank body 1, the water tank inlet 11 is arranged above the water tank outlet 12, valves are respectively arranged on the water tank inlet 11 and the water tank outlet 12, specifically, a water inlet valve is arranged at the position of the water tank inlet 11, an air outlet valve is arranged at the position of the water tank outlet 12, and when a reaction is required, the water outlet valve is controlled to be closed, and the water inlet valve is controlled to be opened.
Further, in order to realize the water inlet operation, a water inlet pump 17 is arranged at the position of the water inlet 11 of the water tank, and after the water inlet pump 17 is started, outside water flows through the water inlet valve and then enters the water containing cavity.
The air duct 3 is not limited in the manner of introducing air, and as an embodiment, an air inlet duct 4 is provided on the air duct 3, one end of which is communicated with the air duct 3, and the other end of which is communicated with the atmosphere. When air supply operation is required, an external force drives the air flow into the air inlet duct 4.
Specifically, one end of the exhaust duct may be disposed above the liquid level, or may be disposed outside the tank body 1. Meanwhile, in order to perform the ventilation operation of the air duct 3, an air pump 10 is provided at an end portion of the exhaust duct, and the air is ventilated into the exhaust duct by the air pump 10.
And the electrode rod 13 is arranged in the air inlet pipeline 4 and is fixedly arranged relative to the air inlet pipeline 4. As an embodiment, the electrode rod 13 itself may be suspended to perform the fixing operation. As another embodiment, an electrode fixing frame is arranged between the electrode bar and the air guide tube and is arranged above the air inlet of the air guide tube.
Through setting up the electrode mount for the air that flows in through the air duct air inlet can only flow out towards 31 directions of venthole, under the drive of air current, the inside partial plasma that forms of air duct can flow to 31 positions of venthole downwards, flow out the back from venthole 31, can further come up to external water in, through the electrode mount, the combination of venthole 31, can improve the exchange effect between plasma and the water that the preparation obtained effectively, and then improve the preparation effect of sterilized water effectively.
In this embodiment, the electrode rod 13 is made of metal materials with high melting point and high hardness, such as tungsten and stainless steel, and the gas-guide tube 3 is made of high-temperature resistant materials, such as ceramic or quartz;
a return electrode 5, as shown in fig. 1, disposed inside the water containing chamber;
further, the electrode rod 13 and the loop electrode 5 are respectively communicated with a high-voltage power supply, and the electrode rod is supplied with power through the high-voltage power supply to form plasma.
Specifically, the high voltage power supply itself may be a part of the plasma activated water generating device, and may also be used in an external manner, which is not limited in this embodiment.
By the combination of the return electrode 5, the high voltage source 7 and the electrode rod 13, a complete return circuit can be realized. The high-voltage power supply 7 acts on the electrode rod 13 and carries out discharge operation in the air guide tube 3, when alternating current or pulse high voltage with proper parameters is output from the high-voltage power supply 7, air entering the air guide tube 3 through the air inlet pipeline 4 is generated by discharge at the lower end of the electrode rod 13, electric spark plasma 14 is formed after the discharge for a period of time, and the electric spark plasma 14 is fused with water, so that plasma activated water for sterilization can be obtained. Meanwhile, as new air is continuously introduced into the air duct 3, the plasma activated water formed in the air duct 3 is continuously discharged to the outside, thereby realizing the balance of concentration.
In this embodiment, the voltage value that the high voltage power supply can introduce for electrode rod 13 is 10kV, and the specific value can be adjusted according to actual working conditions as long as the reaction can be realized.
In this embodiment, in order to realize the stability of the airway, as shown in fig. 1, the method further includes: and the water tank sealing cover 2 is arranged at the top of the water tank body 1 and is provided with a mounting hole.
Specifically, the closing operation of the water containing chamber is achieved by the tank sealing cover 2. Meanwhile, as shown in fig. 1, a tank outlet port 19 is provided on the tank sealing cover 2.
In this embodiment, the apparatus further includes a blocking medium, where the blocking medium includes:
the blocking pipe 8 is arranged on the water tank sealing cover 2 and is positioned on one side of the air guide pipe 3, and the blocking pipe 8 is made of a non-conductive material; the loop electrode 5 is arranged inside the blocking pipe 8 and communicated with the high-voltage power supply 7.
Specifically, the blocking tube 8 can be made of inorganic dielectric materials such as ceramics and quartz, or high molecular organic dielectric materials such as polytetrafluoroethylene and polyimide, and the thickness is 0.5mm-2 mm; the barrier tube 8 realizes the medium barrier action, thereby realizing the normal work of the electrode rod. The return electrode 5 itself is made of a conductive material, such as a conductive metal material, e.g., stainless steel, copper, etc.
And the insulating sealing mediums 9 are respectively arranged at two ends of the blocking pipe 8, and the insulating sealing mediums 9 are arranged at two ends of the loop electrode 5. In this embodiment, the insulating and sealing medium 9 is made of silica gel, rubber, or the like, and is respectively plugged at two sides of the blocking pipe 8.
In this embodiment, due to the conductivity of the solution to be treated, the loop electrode 5 composed of the blocking tube 8, the loop electrode 5 and the insulating sealing medium 9 can be placed at any position in the water tank body 1 as long as the contact with the water body is ensured.
Further, in this embodiment, a certain gap 81 is formed between the blocking tube 8 and the ground electrode, and the gap 81 is filled with air. Specifically, the air filled in the gap 81 is also discharged to generate filament-like discharge plasma, which can be shown as a discharge effect.
In this embodiment, the fixing manner of the return electrode 5 itself is not limited, and as an embodiment, an insulating fixing frame 18 is provided at one end of the blocking pipe 8, a connection through hole is provided in the tank sealing cover 2, and the insulating fixing frame 18 is provided at the connection through hole of the tank sealing cover 2.
Further, the plasma activated water generating device that this embodiment provided, be provided with intake pump 17 on the water tank water inlet 11, 1 inside level sensor that is provided with of water tank box, level sensor with it is corresponding to minimum water injection water level, intake pump 17 with level sensor communication is connected.
Specifically, after the water inlet pump 17 is started, it is necessary to ensure that the water level inside the water tank body 1 rises to the lowest water filling level position, so as to ensure that the water level inside the water tank body 1 can exceed the top position of the electrode rod 13, thereby ensuring that the whole discharging operation is completed below the liquid level.
In this embodiment, as shown in fig. 1, the gas-guide tube 3 and the corresponding portion of the gas outlet hole 31 are arranged in a shrinking manner, and through the arrangement manner, the gas flow entering the gas-guide tube 3 can be accelerated, so that the formed plasma has a certain flow velocity, and therefore, after the plasma flows out, the plasma is sufficiently fused with the external water body, and the rapid formation of the sterilized water is facilitated. Simultaneously, because the air current has certain velocity of flow, after entering into air duct 3 external world, can play the disturbance to the water to help diluting the inside sterile water of air duct 3, improve the homogeneity of the inside concentration of water tank box.
Specifically, the lower portion of the air duct 3 is tapered, and the air outlet 31 is disposed at a position below the air duct 3.
Example 2
The embodiment provides a plasma activated water generating device, which is made on the basis of embodiment 1, specifically, as shown in fig. 2, the blocking medium 6 is arranged at the bottom of the tank body of the water tank and is opposite to the air outlet;
in order to realize the installation operation of the loop electrode, a seal installation part 15 is arranged on the water tank body, the seal installation part 15 can be arranged on the bottom surface of the water tank body, the seal installation part 15 is provided with an insulating sealing medium, the insulating sealing medium realizes the seal operation of the loop electrode, the short circuit after the loop electrode is contacted with water is avoided, a lead connected with the loop electrode extends into the insulating sealing medium, the power supply operation of the loop electrode is realized, and as shown in fig. 2, the blocking medium is arranged above the loop electrode 5.
In one embodiment, a through hole is formed in the bottom surface of the tank body, a seal mounting portion 15 is provided at the through hole, a return electrode is provided inside the seal mounting portion 15, the return electrode itself is connected to a high voltage power supply, and a barrier medium 6 is provided on the return electrode.
Specifically, the blocking medium 6 can be made of inorganic medium materials such as ceramic and quartz, or high molecular organic medium materials such as polytetrafluoroethylene and polyimide, and the thickness of the blocking medium is 0.5-2 mm; correspondingly, the loop electrode is made of conductive metal materials such as stainless steel, copper and the like. In order to achieve the connection operation of the barrier medium 6 with respect to the seal attachment portion 15, the barrier medium and the seal attachment portion may be connected by heat fusion.
Example 3
The present embodiment provides a plasma activated water generator, which is made based on embodiment 1.
In this embodiment, as shown in fig. 3, the water tank body is made of an insulating material, and the loop electrode is disposed outside the water tank body. Specifically, the water tank body is made of high-pressure-resistant organic polymer materials such as quartz glass or PET, and the blocking medium can be formed by adopting the materials.
In this embodiment, the loop electrode is disposed outside the tank body, and may be disposed at a position right below the air duct or at an oblique position of the air duct. The fixing mode of the loop electrode is not limited as long as the loop electrode can be stably fixed on the water tank body.
Example 4
The present embodiment provides a method for controlling a plasma activated water generator according to any one of embodiments 1 to 3, including the steps of:
injecting water into the water tank body, wherein the water level at least exceeds the height of the top of the electrode rod;
electrifying the electrode rod;
and ventilating the air duct through the air inlet of the air duct.
Example 5
This embodiment provides a cleaning apparatus including the plasma-activated water generating device provided in any one of embodiments 1 to 3.
By adopting the plasma activated water generation device, the sterilized water can be efficiently prepared, so that the preparation operation of the sterilized water in the cleaning equipment is completed.
In this embodiment, the cleaning device may be a floor washing machine, a washing machine, or other device that requires the necessary disinfecting operation. Preferably, the washing device is a dishwasher.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (15)
1. A plasma-activated water generating apparatus, comprising:
the water tank body is internally provided with a water accommodating cavity and has the lowest water injection level;
the air guide pipe is arranged in the water accommodating cavity, one end of the air guide pipe entering the water accommodating cavity is provided with an air outlet hole, and the air outlet hole is arranged towards the bottom surface of the water tank body;
the air inlet of the air duct is arranged on the side wall of the air duct and is suitable for introducing external air;
the electrode bar is arranged in the air guide pipe and is arranged below the lowest water injection level;
the loop electrode is arranged on the water tank body or in the water containing cavity;
a blocking medium disposed between the electrode rod and the return electrode;
the electrode bar and the loop electrode are suitable for being connected with a high-voltage power supply.
2. The plasma activated water generator of claim 1, wherein the blocking medium comprises:
the blocking pipe is arranged on one side of the air guide pipe and is made of non-conductive materials, the loop electrode is arranged in the blocking pipe and is communicated with the high-voltage power supply;
and the insulating sealing mediums are respectively arranged at two ends of the blocking pipe and are arranged at two ends of the loop electrode.
3. The plasma activated water generator of claim 2, wherein the insulating sealing medium is silica gel.
4. The plasma activated water generator according to claim 2 or 3, wherein a gap is formed between the blocking pipe and the return electrode, and the gap is filled with air.
5. The plasma activated water generator according to claim 1, wherein the blocking medium is disposed at the bottom of the tank body of the water tank and is disposed opposite to the air outlet hole; and a sealing installation part is arranged on the water tank body, an insulating sealing medium is arranged on the sealing installation part, and a lead enters the insulating sealing medium and is connected with the loop wire.
6. The plasma activated water generator as claimed in claim 1, wherein the water tank body is made of an insulating material, and the return electrode is disposed outside the water tank body.
7. The plasma-activated water generator according to any one of claims 1 to 3 and 5 to 6, further comprising: and one end of the air inlet pipeline is communicated with the air inlet of the air guide pipe, and the other end of the air inlet pipeline is provided with an air pump.
8. The plasma activated water generator according to any one of claims 1 to 3 and 5 to 6, further comprising a water tank sealing plate disposed on the top of the water tank body and having a mounting hole, wherein the air duct is disposed on the mounting hole.
9. A plasma activated water generator according to any one of claims 1-3 and 5-6, wherein an electrode holder is arranged between the electrode rod and the gas-guide tube, and the electrode holder is arranged above the gas inlet of the gas-guide tube.
10. The plasma activated water generator as claimed in claim 9, wherein the gas-guiding tube is disposed in a contracted shape at a portion corresponding to the gas outlet hole.
11. The plasma activated water generator according to any one of claims 1 to 3 and 5 to 6, wherein the water tank body is provided with a water tank inlet and a water tank outlet, respectively, the water tank inlet is provided above the water tank outlet, and the water tank inlet and the water tank outlet are provided with valves, respectively.
12. The plasma activated water generator as claimed in claim 11, wherein a water inlet pump is disposed at the water inlet of the water tank, a liquid level sensor is disposed inside the water tank, the liquid level sensor corresponds to the lowest water level, and the water inlet pump is in communication connection with the liquid level sensor.
13. A method for controlling a plasma activated water generator according to any one of claims 1 to 12, comprising the steps of:
injecting water into the water tank body, wherein the water level at least exceeds the height of the top of the electrode rod;
electrifying the electrode rod;
and ventilating the air duct through the air inlet of the air duct.
14. A cleaning apparatus comprising the plasma activated water generator according to any one of claims 1 to 12.
15. The cleaning apparatus defined in claim 14, wherein the cleaning apparatus is a dishwasher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111340562.7A CN113993262A (en) | 2021-11-12 | 2021-11-12 | Plasma activated water generating device, control method thereof and cleaning equipment |
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| CN202111340562.7A CN113993262A (en) | 2021-11-12 | 2021-11-12 | Plasma activated water generating device, control method thereof and cleaning equipment |
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| CN113993262A true CN113993262A (en) | 2022-01-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524499A (en) * | 2022-02-09 | 2022-05-24 | 珠海格力电器股份有限公司 | Plasma activated water preparation device |
| WO2023151324A1 (en) * | 2022-02-09 | 2023-08-17 | 珠海格力电器股份有限公司 | Plasma-activated water preparation device |
-
2021
- 2021-11-12 CN CN202111340562.7A patent/CN113993262A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524499A (en) * | 2022-02-09 | 2022-05-24 | 珠海格力电器股份有限公司 | Plasma activated water preparation device |
| WO2023151324A1 (en) * | 2022-02-09 | 2023-08-17 | 珠海格力电器股份有限公司 | Plasma-activated water preparation device |
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