CN114470268A - Handheld ozone water spray sterilizer - Google Patents

Abstract

The invention discloses a handheld ozone water spray disinfection instrument, which comprises a shell, a spraying unit, a water pumping unit and a water storage tank, wherein the spraying unit, the water pumping unit and the water storage tank are arranged in the shell; the output end of the water pumping unit is connected to the spraying unit through a water pipe I, the input end of the water pumping unit is connected to the water storage tank through a water pipe II, and an electrolysis unit for electrolyzing water in the water storage tank into ozone is arranged at the bottom in the water storage tank; the button panel and the water pumping unit are electrically connected with the circuit unit, the circuit unit comprises a circuit board and a lithium battery, the lithium battery is electrically connected with the circuit board, and the circuit board is electrically connected with the button panel and the water pumping unit. The ozone water prepared by the electrolysis unit is pressurized by the water pump and then conveyed to the atomizing nozzle to be sprayed out in an atomizing state, the spraying coverage area is large, and the disinfection and sterilization effects are good.

Description

Handheld ozone water spray sterilizer

technical field

The invention relates to the technical field of ozone application, in particular to a handheld ozone water spray sterilizer.

Background technique

Ozone is an allotrope of oxygen and is one of the strongest oxidants known to be available. Ozone can oxidatively denature the protein shells of bacteria, fungi and other bacteria, and can kill bacterial propagules and dental cells, viruses, and fungi. Wait. Ozone water refers to dissolving ozone gas in water. It has strong oxidizing properties and is a broad-spectrum disinfectant. It can kill bacteria and viruses on the surface of objects, remove pesticide residues in fruits and vegetables, and has no secondary pollution. It is a green fungicide. Ozone water is widely used in the field of disinfection because of its strong bactericidal power and high safety characteristics.

The patent document whose publication number is CN205076802U in the prior art discloses an ozonated water watering can. The above solution has a short contact time with water due to the fact that the ozone generating head is assembled on the head of the watering can, the ozone concentration per unit of water will be reduced, and the sterilization effect is relatively low. After the water is electrolyzed, the ozone water is directly sprayed, and the ozone water can no longer be atomized, resulting in the sprayed ozone water being a beam-shaped water flow, and its spray coverage area is small, so the water consumption is large, and the water consumption is large. Convenient for home and personal use. Therefore, it is necessary to improve the existing technology.

SUMMARY OF THE INVENTION

In order to solve the problems mentioned in the background art, the present invention proposes a handheld ozone water spray sterilizer. The prepared ozone water can be sprayed out in an atomized state, and the spray coverage area is large and the disinfection and sterilization effect is good.

In order to achieve the above object, the technical scheme of the present invention is:

The hand-held ozone water spray sterilizer includes a casing and a spray unit, a pumping unit and a water storage tank arranged in sequence from top to bottom inside the casing; the output end of the pumping unit is connected to the spraying unit through a water pipe, and the The input end is connected to the water storage tank through the second water pipe, and the inner bottom of the water storage tank is provided with an electrolysis unit for electrolyzing the water in the water storage tank into ozone;

It also includes a button panel and a circuit unit, the button panel and the water pumping unit are electrically connected to the circuit unit, the circuit unit includes a circuit board and a lithium battery, the lithium battery is electrically connected to the circuit board, and the circuit board is electrically connected to the Button panel and pumping unit.

Further, the spray unit includes an atomizing nozzle, the water inlet end of the atomizing nozzle is fixedly connected with one end of the water pipe one, and the water outlet end of the atomizing nozzle penetrates the top side of the casing and extends to the outside of the casing, Simplified structure.

Further, the water pumping unit includes a water pump, the water inlet end of the water pump is connected to the second water pipe, and the water outlet end of the water pump is connected to the other end of the water pipe one.

Further, the electrolysis unit is installed on the bottom of the bracket located in the water storage tank by screws. Specifically, the bottom of the bracket is provided with a slot for installing the electrolysis unit, which is directly assembled into the slot through the screw, which is convenient for installation and maintenance.

Further, the top of the water storage tank is provided with a cover plate, the cover plate is provided with a straight pipe extending downward, and the bottom of the straight pipe extends into the inner bottom of the water storage tank, and one end of the second water pipe passes through the straight pipe. The upper part of the water pipe extends into its interior, and the other end of the second water pipe is connected with the water pump.

Further, an opening for water injection is provided on one side of the middle of the water storage tank, and a matching water tank cover is arranged in the opening to facilitate water filling.

Further, an O-shaped rubber ring is arranged between the cover plate, the water tank cover and the water storage tank, so that the water storage tank has a certain degree of sealing.

Further, a charging interface for charging the lithium battery is provided on the side of the top of the casing opposite to the atomizing nozzle, and the charging interface is electrically connected to the circuit board.

Through the above-mentioned technical scheme, the beneficial effects of the present invention are:

In the present invention, the electrolysis unit is located at the inner bottom of the water storage tank, and the water in the water storage tank is directly electrolyzed to generate ozone, so that it has a more sufficient contact time with water, so as to ensure that the ozone concentration per unit of water is high, continuous and stable, and the water storage tank itself has a certain When the ozone is electrolyzed, the pressure inside the water storage tank will increase accordingly, which will help the ozone dissolve in the water more quickly to generate ozone water, and then the ozone water will be transported to the atomizing nozzle through the pressure of the water pump for atomization. It is sprayed in the state of spraying, the spraying coverage area is large, and the disinfection and sterilization effect is good.

By directly installing the added atomizing nozzle on the top of the casing, the present invention can simplify the structure, facilitate batch processing and production, and the components in the casing are more compact and reasonable in structure, small, light, and convenient to hold or carry. .

Description of drawings

1 is a schematic diagram of the internal structure of the casing of a handheld ozone water spray sterilizer according to an embodiment of the present invention.

FIG. 2 is a schematic diagram of the P direction of FIG. 1 in a handheld ozone water spray sterilizer according to an embodiment of the present invention.

3 is a schematic diagram of the internal structure of a water storage tank of a handheld ozone water spray sterilizer according to an embodiment of the present invention.

4 is a schematic diagram of an electrolysis unit in Embodiment 1 of the present invention.

5 is a schematic diagram of the positional relationship between the titanium anode sheet, the titanium cathode sheet and the proton exchange membrane of the electrolysis unit in Example 1 of the present invention.

6 is a schematic diagram of an electrolysis unit in Embodiment 2 of the present invention.

7 is a schematic diagram of the positional relationship between the titanium anode sheet and the titanium cathode sheet of the electrolysis unit in the second embodiment of the present invention.

The numbers in the attached drawings are:

1 is the case, 2 is the water storage tank, 3 is the water pipe one, 4 is the water pipe two, 5 is the electrolysis unit, 501 is the titanium anode sheet, 502 is the titanium cathode sheet, 503 is the proton exchange membrane, 6 is the button panel, and 7 is the Circuit board, 8 is lithium battery, 9 is atomizing nozzle, 10 is water pump, 11 is bracket, 12 is cover plate, 13 is straight pipe, 14 is water tank cover, 15 is O-ring rubber ring, 16 is charging interface.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments:

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "left", "right", "upper", "lower", "horizontal", "vertical", etc. The orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention .

Example 1

As shown in Figures 1 to 5, the handheld ozone water spray sterilizer includes a casing 1 and a spray unit, a water pumping unit and a water storage tank 2 which are arranged in sequence from top to bottom inside the casing 1; the output end of the water pumping unit passes through The water pipe one 3 is connected to the spray unit, the input end of the pumping unit is connected to the water storage tank 2 through the water pipe two 4, and the inner bottom of the water storage tank 2 is provided with an electrolysis unit 5 for electrolyzing the water in the water storage tank 2 into ozone. ; Also includes a button panel 6 and a circuit unit, the button panel 6 and the pumping unit are electrically connected to the circuit unit, the circuit unit includes a circuit board 7 and a lithium battery 8, and the lithium battery 8 is electrically connected to the circuit board 7, so The circuit board 7 is electrically connected to the button panel 6 and the water pumping unit. With this structure, circuit support is provided by the circuit board 7 with a pre-designed program, and power support is provided by the lithium battery 8 .

In this embodiment, the spray unit includes an atomizing nozzle 9, the water inlet end of the atomizing nozzle 9 is fixedly connected with one end of the water pipe 1 3, and the water outlet end of the atomizing nozzle 9 penetrates the top side of the casing 1 and is Extends out of the casing 1; in addition, in order to facilitate mass production, the atomizing nozzle 9 can be fixed by a connecting plate movably installed on the top of the casing 1, which simplifies the structure; it should be noted that the structural principle of the atomizing nozzle 9 It is in the prior art and will not be repeated here.

In this embodiment, the water pumping unit includes a water pump 10, the water inlet end of the water pump 10 is connected to the water pipe 2 4, the water outlet end of the water pump 10 is connected to the other end of the water pipe 1 3, and the water pump 10 is used to pressurize the water supply to make atomization The spraying effect of nozzle 9 is better.

In this embodiment, the electrolysis unit 5 is installed on the bottom of the bracket 11 in the water storage tank 2 by screws. After the electrolysis unit 5 is energized, according to the known electrolysis reaction principle: water is separated in the form of proton exchange at the special anode solution interface. The hydrogen and oxygen molecules are formed, and the hydrogen is directly discharged from the cathode solution interface. The oxygen molecules at the anode interface can generate high-density current through electronic excitation, and partially polymerize into ozone molecules. The proton exchange membrane 503 prevents the generated hydrogen from mixing with ozone. The reaction reduces the consumption of ozone to a certain extent, and accordingly improves the generation efficiency and content of ozone; specifically, please refer to FIG. 4 and FIG. 5 again. On the one hand, the electrolysis unit 5 includes stacked titanium anode sheets 501 , titanium cathode sheet 502 and proton exchange membrane 503, on the other hand, the screws are arranged in two groups, and the number of screws in each group is two, and the titanium anode sheet 501 is fixed with one group of screws through the power supply wire and circuit The positive electrode of the board 7 is connected. Correspondingly, the titanium cathode sheet 502 is also connected to the negative electrode of the circuit board 7 through the power supply wire after being fixed by another set of screws, and the positive and negative voltages are adjustable. Of course, in the titanium anode sheet 501, Corresponding positions of the titanium cathode sheet 502 and the proton exchange membrane 503 are also provided with escape holes for screws to pass through.

In this embodiment, a proton exchange membrane 503 is arranged between the titanium anode sheet 501 and the titanium cathode sheet 502 . Both the anode sheet 501 and the titanium cathode sheet 502 have a porous structure. During the electrolysis process, the solubility of ozone gas can be improved, the proton exchange ability can be improved, and the ozone concentration of ozone water can be effectively improved; it is worth mentioning that the titanium anode sheet 501 It is an electrode sheet coated with iridium-tantalum layer, in which iridium plays the role of oxygen evolution catalytic reaction, and the existence of tantalum oxide can greatly improve the life of the electrode.

In this embodiment, a cover plate 12 is provided on the top of the water storage tank 2 , and a straight pipe 13 extends downward from the cover plate 12 , and the bottom of the straight pipe 13 extends into the inner bottom of the water storage tank 2 , so One end of the second water pipe 4 extends into the interior through the upper part of the straight pipe 13 , and the other end of the second water pipe 4 is connected to the water pump 10 .

In this embodiment, an opening for water injection is provided on one side of the middle of the water storage tank 2, and a matching water tank cover 14 is arranged in the opening. The water is injected into the water storage tank 2 through the hole.

In this embodiment, an O-shaped rubber ring 15 is arranged between the cover plate 12 and the water tank cover 14 and the water storage tank 2, so that the water storage tank 2 has a certain degree of sealing, and the pressure inside the water storage tank 2 will be reduced when ozone is electrolyzed. The corresponding increase is beneficial to the ozone generated by the electrolysis reaction to dissolve in the water more quickly to generate ozone water.

In this embodiment, a charging interface 16 for charging the lithium battery 8 is provided on the side of the top of the casing 1 opposite to the atomizing nozzle 9 , and the charging interface 16 is electrically connected to the circuit board 7 .

In practical application, in order to facilitate the user to operate more intuitively, the button panel 6 can also be provided with a spray button, a gear indicator light and a switch/gear button, and at the same time, the circuit board 7 can also have yellow and The working status indicator and buzzer in blue two colors, the temperature sensitive resistance can be set on the water storage tank 2, which is convenient for displaying the temperature. Quick flash, the spray still works normally in this state. On the other hand, when the temperature of the water storage tank 2 is lower than 20℃, no matter how many gears the switch/gear button selects, the power supply to the water storage tank 2 will not resume normal operation until the water temperature exceeds 20℃ ; In addition, it is worth mentioning that an electrode for detecting the water level height can also be set, that is, the high water level line and the low water level line are respectively monitored by two screws (not shown in the figure) which are located at the same height and penetrate into the water storage tank 2. When the water level is lower than the low water level line, the water volume is insufficient, the blue and yellow lights flash alternately, the circuit board 7 prohibits power supply to the water storage tank 2, and the buzzer alarms in the form of two short beeps after 1s interval, and then two short beeps. And as long as the water level drops from above the high water level line to below the high water level line, including low water level alarm, shutdown or standby time exceeding 30mim, these three situations are marked as insufficient water. The user is reminded to add water through the alarm signal and requires that water must be added before each use, and the water in the water storage tank 2 is kept in sufficient supply at all times, which can effectively improve the user's use experience; the structure and principle of the above monitoring temperature and water level are the existing technology. This will not be repeated here.

working principle:

Please refer to FIG. 1 and FIG. 3 again, the electrolysis unit 5 is located at the inner bottom of the water storage tank 2, and the water in the water storage tank 2 is directly electrolyzed to generate ozone, so that it has a more sufficient contact time with water to ensure that the ozone concentration per unit of water is high, Continuous and stable, and the water storage tank 2 itself has a certain degree of airtightness, the pressure inside the water storage tank 2 will increase accordingly when the ozone is electrolyzed, so that it is beneficial for the ozone to dissolve in the water more quickly to generate ozone water, and then the ozone water passes through the water pump. The pressure of 10 is sent to the atomizing nozzle 9, and the ozone water is sprayed out in an atomized state, and the coverage area is large. In summary, for the user, only need to input the work to the circuit board 7 through the key panel 6 Instructions, the operation of the electrolysis unit 5 is automatically controlled through the pre-designed program of the circuit board 7, and then the operation of the pumping unit is automatically controlled, which makes the user experience more convenient and the sterilization is more efficient.

Embodiment 2

This embodiment is basically the same as the first embodiment, the similarities will not be repeated, and the differences are:

As shown in FIGS. 6 to 7 , in this embodiment, the electrolysis unit 5 includes a plurality of titanium anode sheets 501 and titanium cathode sheets 502 arranged alternately at intervals. The number of sheets 502 is set to three, while the titanium anode sheet 501 is retained as a porous structure, and the titanium cathode plate is a plate-shaped structure with a long hole in the center. By appropriately increasing the number of electrode sheets, the efficiency of ozone generation is improved. low cost.

The above-mentioned embodiments are only preferred embodiments of the present invention and do not limit the scope of implementation of the present invention. Therefore, any equivalent changes or modifications made in accordance with the structures, features and principles described in the patent scope of the present invention are It should be included in the scope of the patent application of the present invention.

Claims (8)

1. A hand-held ozone water spray sterilizer, characterized in that it comprises a casing (1) and a spray unit, a water pumping unit and a water storage tank (2) that are sequentially arranged inside the casing (1) from top to bottom; The output end is connected to the spraying unit through a water pipe one (3), and the input end of the pumping unit is connected to the water storage tank (2) through a water pipe two (4). The electrolysis unit (5) in which the water in (2) is electrolyzed into ozone; Also includes a button panel (6) and a circuit unit, the button panel (6) and the water pumping unit are electrically connected to the circuit unit, the circuit unit includes a circuit board (7) and a lithium battery (8), the lithium battery (8) The circuit board (7) is electrically connected, and the circuit board (7) is electrically connected with the key panel (6) and the water pumping unit. 2. The hand-held ozone water spray sterilizer according to claim 1, wherein the spray unit comprises an atomizing nozzle (9), the water inlet end of the atomizing nozzle (9) and the water pipe one (3) One end of the atomizing nozzle (9) is fixedly connected, and the water outlet end of the atomizing nozzle (9) penetrates the top side of the casing (1) and protrudes to the outside of the casing (1). 3. The handheld ozone water spray sterilizer according to claim 2, wherein the water pumping unit comprises a water pump (10), and the water inlet end of the water pump (10) is connected to the second water pipe (4), and the water pump (10). The water outlet end of 10) is connected to the other end of the water pipe one (3). 4 . The handheld ozone water spray sterilizer according to claim 1 , wherein the electrolysis unit ( 5 ) is mounted on the bottom of the bracket ( 11 ) in the water storage tank ( 2 ) by screws. 5 . 5 . The handheld ozone water spray sterilizer according to claim 3 , wherein a cover plate ( 12 ) is provided on the top of the water storage tank ( 2 ), and the cover plate ( 12 ) extends downward and is provided with a straight through hole. 6 . Pipe (13), the bottom of the straight pipe (13) extends into the inner bottom of the water storage tank (2), one end of the second water pipe (4) extends into the interior of the straight pipe (13), the water pipe The other end of the two (4) is connected to the water pump (10). 6. The hand-held ozone water spray sterilizer according to claim 5, characterized in that, an opening for water injection is provided on one side of the middle of the water storage tank (2), and a matching water tank cover ( 14). 7. The hand-held ozone water spray sterilizer according to claim 6, wherein an O-shaped rubber ring (15) is provided between the cover plate (12), the water tank cover (14) and the water storage tank (2). ). 8 . The handheld ozone water spray sterilizer according to claim 2 , wherein the top of the casing ( 1 ) opposite to the atomizing nozzle ( 9 ) is provided with a charging device for the lithium battery ( 8 ). 9 . The charging interface (16) is electrically connected to the circuit board (7).

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