TW202228797A - Device and method for production of hypochlorous acid (ohci)-based water - Google Patents

Abstract

A device and a method for production of hypochlorous acid (OHCI)-based water are disclosed herein. The device mainly comprises a water supply unit equipped with an anion generation module, a hydrochloric-acid (OHCI) supply unit, a sodium-hypochlorite (NaOCl) supply unit, a reaction cell, a first pipe, a second pipe and a third pipe. The method mainly comprises steps that the water supply unit feeds water into the first pipe to be first treated by the anion generation module for an anion-rich water solution and then the anion-rich water solution continues to flow into a containing space of the reaction cell until the water solution inside the containing space reaches to a preset water level, the OHCI supply unit further feeds a OHCI solution into the reaction cell via the second pipe to be mixed with the anion-rich water solution inside the containing space of the reaction cell for obtainment of a first mixture of the OHCI solution and the anion-rich water solution until the first mixture has a preset pH value, and finally the NaOCI supply unit feeds a NaOCI solution into the reaction cell via the third pipe to be further mixed with the first mixture for obtainment of a second mixture of the OHCI solution, the anion-rich water solution and the NaOCI solution until the second mixture has a preset pH value. Accordingly, a OHCI-based solution with a demanded concentration can be made by use of the aforesaid device and method.

Description

Production device and production method of hypochlorous acid water

The present invention relates to the technical field of hypochlorous acid water production, in particular to a production device and a production method that can effectively improve the production convenience of hypochlorous acid water and save man-hours and costs for the production of hypochlorous acid water.

The hypochlorous acid water in the existing sterilization products is harmless to the human body, but can produce strong oxidative reactions with viruses, bacteria, etc. to destroy the bacteria, so it is widely used for disinfection and sterilization. The existing production method of hypochlorous acid water is mainly to electrolyze raw material water such as brine to generate hypochlorous acid water. Under the condition that the electrolytic power value is fixed, changing the predetermined amount of raw material water in the electrolytic cell can change the hypochlorous acid after electrolysis. The concentration of water contained in the water, however, how much concentration of hypochlorous acid water can be produced by how much raw material water is fed, can only be known through instrument testing. When the required concentration is reached, the previously prepared hypochlorous acid water must be discarded, and then the raw material water is re-injected into the electrolytic cell and the electrolysis steps are repeated, so the production is extremely troublesome, time-consuming and cost-intensive.

Therefore, in view of the fact that the existing method of using electrolysis equipment to manufacture hypochlorous acid water still has the above-mentioned deficiencies in implementation, the inventor has developed this invention by virtue of his many years of manufacturing and design experience and knowledge in related fields, and through many ingenuity. invention.

The present invention relates to a manufacturing device for hypochlorous acid water, and its main purpose is to provide a manufacturing device and a manufacturing method thereof that can effectively improve the convenience of hypochlorous acid water preparation, thereby saving man-hours and costs for hypochlorous acid water preparation.

The manufacturing device of the hypochlorous acid water of the present invention is realized by the following technologies:

A device for producing hypochlorous acid water, comprising:

a water supply unit connected to one end of a first pipeline, and a negative ion generating module and a first regulating valve are assembled on the first pipeline;

a reaction tank unit, provided with an accommodating space, the other end of the first pipeline is connected to the accommodating space, and a pH measuring module is arranged in the accommodating space;

a hydrochloric acid supply unit, connected to one end of a second pipeline, the other end of the second pipeline is connected and communicated with the accommodating space of the reaction tank unit, and a second regulating valve is arranged on the second pipeline;

The sodium chlorate supply unit is connected to one end of a third pipeline, the other end of the third pipeline is connected and communicated with the accommodating space of the reaction tank unit, and a third regulating valve is arranged on the third pipeline;

A control unit is connected with the first regulating valve, the second regulating valve, the third regulating valve and the pH measurement module by wired or wireless signals.

In the above-mentioned apparatus for producing hypochlorous acid water, a water level sensing module is arranged in the accommodating space, and the water level sensing module is connected with the control unit by a wired or wireless signal.

In the above-mentioned apparatus for producing hypochlorous acid water, a stirring module is set in the accommodating space, and the stirring module is connected with the control unit by a wired or wireless signal.

The manufacturing device of the above hypochlorous acid water, wherein, the reaction tank unit is connected with a drain pipe at its bottom side, the drain pipe is communicated with the accommodating space, and the upper group of the drain pipe A fourth regulating valve is provided, and the fourth regulating valve is connected with the control unit by wired or wireless signals.

The present inventor further develops the following manufacture method of hypochlorous acid water, and its implementation step comprises:

A. Injecting the aqueous solution: a water supply unit is made to input the aqueous solution into a first pipeline, and when passing through the first pipeline, an anion generating module is used to anionize the aqueous solution, and then the negatively ionized aqueous solution is injected into the first pipeline. In the accommodating space of a reaction tank unit connected by a pipeline, when the injected aqueous solution reaches the preset water level, even if the water supply unit stops injecting the aqueous solution into the reaction tank unit;

B. Injection of hydrochloric acid solution: after the water supply unit stops water supply, a hydrochloric acid supply unit is made to input the hydrochloric acid solution into a second pipeline, so as to inject the hydrochloric acid solution into the reaction connected to the second pipeline via the second pipeline In the accommodating space of the tank unit, it is mixed with the aqueous solution pre-injected into the accommodating space of the reaction tank unit, and a pH measurement module is used to detect the hydrochloric acid solution and the aqueous solution in the accommodating space of the reaction tank unit Mixed pH value, when detecting that the pH value mixed with the hydrochloric acid solution and the aqueous solution reaches the preset pH value, even if the hydrochloric acid supply unit stops injecting the hydrochloric acid solution into the reaction tank unit;

C. Injecting the sodium hypochlorite solution: when the hydrochloric acid supply unit stops the injection of the hydrochloric acid solution, the sodium hypochlorite supply unit is made to input the sodium hypochlorite solution into a third pipeline, so that the sodium hypochlorite solution is injected through the third pipeline and is connected to the third pipeline. In the accommodating space of the reaction tank unit, and mixed with the hydrochloric acid solution and the aqueous solution pre-injected into the accommodating space of the reaction tank unit, when the pH measurement module detects the reaction tank unit in its accommodating space When the pH value of the mixed sodium hypochlorite solution, the hydrochloric acid solution and the aqueous solution reaches the preset pH value, even if the sodium hypochlorite supply unit stops injecting the sodium hypochlorite solution into the reaction tank unit;

D. Making hypochlorous acid water: Then, hypochlorous acid water with a predetermined concentration can be made in the accommodating space of the reaction tank unit.

The method for producing hypochlorous acid water as described above, wherein when the pH value of the hydrochloric acid solution mixed with the aqueous solution in the accommodating space of the reaction tank unit reaches pH 1.0 to 2.5, even if the hydrochloric acid supply unit stops supplying the hydrochloric acid The solution is injected into the reaction tank unit.

The method for producing hypochlorous water as described above, wherein, when the pH value of the sodium hypochlorite solution, the hydrochloric acid solution and the aqueous solution mixed in the accommodating space of the reaction tank unit reaches pH 5.0 to 8.0, even if the sodium hypochlorite supply unit The injection of sodium hypochlorite solution into the reaction tank unit was stopped.

The manufacturing method of the above hypochlorous acid water, wherein, when the hypochlorous acid water is made and does not reach a predetermined concentration, the sodium hypochlorite solution, the hydrochloric acid solution and the Addition of at least one of the aqueous solutions.

Thereby, the production device of hypochlorous acid water of the present invention can be used to improve the convenience of making hypochlorous acid water, and after the hypochlorous acid water is made, if its concentration does not reach the set standard, sodium hypochlorite solution and hydrochloric acid can be repeatedly added. The solution and aqueous solution can be adjusted to the required concentration without discarding the prepared hypochlorous acid water, so as to effectively save the labor time and cost of hypochlorous acid water production. Adjusted to the highest concentration in line with regulations, in order to slow down the oxidative degradation rate of hypochlorous acid water and improve the stability of hypochlorous acid water quality.

In order to make the technical content used in the present invention, the purpose of the invention and the effect achieved by the present invention more completely and clearly disclosed, it is explained in detail below, and please refer to the disclosed drawings and drawing numbers together:

The production device of hypochlorous acid water of the present invention comprises:

a water supply unit 1 connected to one end of a first pipeline 11, and a negative ion generating module 12 and a first regulating valve 13 are sequentially arranged on the first pipeline 11;

A reaction tank unit 2 is provided with an accommodating space 21 , and the other end of the first pipeline 11 of the water supply unit 1 is connected to the accommodating space 21 of the reaction tank unit 2 , and is connected to the accommodating space 21 of the reaction tank unit 2 . A stirring module 22 is assembled at the bottom of the accommodating space 21 , a water level sensing module 23 is assembled at one side wall of the accommodating space 21 , and a pH value is assembled at the other side wall of the accommodating space 21 . The measuring module 24 is further connected with a drain pipe 25 at the bottom side of the reaction tank unit 2 to communicate with the accommodating space 21, and a fourth regulating valve 26 is arranged on the drain pipe 25;

A hydrochloric acid supply unit 3 is connected to one end of a second pipeline 31 , and the other end of the second pipeline 31 is connected to the accommodating space 21 of the reaction tank unit 2 and connected to the second pipeline 31 The group is provided with a second regulating valve 32;

The sodium chlorate supply unit 4 is connected to one end of a third pipeline 41, and the other end of the third pipeline 41 is connected to the accommodating space 21 of the reaction tank unit 2, and is connected to the third pipeline 41. The group is provided with a third regulating valve 42;

A control unit 5, together with the first regulating valve 13, the second regulating valve 32, the third regulating valve 42, the fourth regulating valve 26, the stirring module 22, the water level sensing module 23 and the pH measuring module 24 Connect with wired or wireless signal.

Accordingly, when the apparatus for producing hypochlorous acid water of the present invention provides the production of hypochlorous acid water, please refer to the second figure together, and its implementation steps include:

A. Injecting an aqueous solution: the water supply unit 1 inputs the aqueous solution into the first pipeline 11, and when passing through the negative ion generating module 12, the aqueous solution is anionized by the negative ion generating module 12, and then transported through the first pipeline 11 into the accommodating space 21 of the reaction tank unit 2, when the water level sensing module 23 set in the accommodating space 21 of the reaction tank unit 2 detects that the injected aqueous solution reaches the preset water level, it will send a signal to control unit 5, so that the control unit 5 drives the first regulating valve 13 on the first pipeline 11 to close, so that the water supply unit 1 stops injecting the aqueous solution into the reaction tank unit 2;

B. Injecting hydrochloric acid solution: when the water supply unit 1 stops water supply, the control unit 5 drives the second regulating valve 32 on the second pipeline 31 connecting the hydrochloric acid supply unit 3 and the reaction tank unit 2 to open, so that the hydrochloric acid is opened. The supply unit 3 injects the hydrochloric acid solution into the accommodating space 21 of the reaction tank unit 2 through the second pipeline 31, and when the control unit 5 opens the second regulating valve 32, the control unit 5 starts the reaction tank unit 2 synchronously The stirring module 22 is actuated to fully stir and mix the hydrochloric acid solution and the aqueous solution pre-injected into the accommodating space 21 of the reaction tank unit 2. At this time, the pH measurement module 24 of the reaction tank unit 2 will synchronously detect Measure the pH value of the mixture of the hydrochloric acid solution and the aqueous solution, when the pH value reaches about pH 1.0-2.5, the pH value measuring module 24 will send a signal to the control unit 5, so that the control unit 5 drives the The second regulating valve 32 is closed, so that the hydrochloric acid supply unit 3 stops injecting the hydrochloric acid solution into the reaction tank unit 2;

C. inject the sodium hypochlorite solution: when the hydrochloric acid supply unit 3 stops the injection of the hydrochloric acid solution, the control unit 5 drives the third regulating valve 42 on the third pipeline 41 that the sodium hypochlorite supply unit 4 is connected to the reaction tank unit 2 to open, so that the The sodium hypochlorite supply unit 4 injects the sodium hypochlorite solution into the accommodating space 21 of the reaction tank unit 2 through the third pipeline 41, and the stirring module 22 fully stirs the sodium hypochlorite solution, the hydrochloric acid solution and the aqueous solution, so that the reaction tank The pH measurement module 24 of the unit 2 simultaneously detects the pH value of the mixture of the sodium hypochlorite solution, the hydrochloric acid solution and the aqueous solution. When the pH value reaches about pH 5.0-8.0, the pH measurement module 24 will Send a signal to the control unit 5, so that the control unit 5 drives the third regulating valve 42 to close, so that the sodium hypochlorite supply unit 4 stops injecting the sodium hypochlorite solution into the reaction tank unit 2, and the control unit 5 also controls the stirring module 22 to stop stirring action;

D. Making hypochlorous acid water: Then, hypochlorous acid water with a concentration of about 3000 PPM or more can be made in the accommodation space 21 of the reaction tank unit 2. When the accommodating space 21 is taken out, the control unit 5 drives the fourth regulating valve 26 set on the discharge pipe 25 of the reaction tank unit 2 to open, so that the hypochlorous acid water in the accommodating space 21 of the reaction tank unit 2 is opened. It is discharged from the drain pipe 25 for use.

The chemical reaction formula of the hypochlorous acid water prepared by the present invention is sodium hypochlorite+hydrochloric acid+water→hypochlorous acid+water+chloride ion (NaClO+HCl+H ₂ O→HClO+H ₂ O+Cl ⁻ ), by adding The method of mixing sodium hypochlorite solution, hydrochloric acid solution and aqueous solution to make hypochlorous acid water can adjust the mixing ratio of sodium hypochlorite solution, hydrochloric acid solution and aqueous solution according to the convenience of production. When the predetermined standard is reached, the addition of at least one of the sodium hypochlorite solution, the hydrochloric acid solution and the aqueous solution can be repeated in the hypochlorous acid water that does not reach the predetermined concentration, so as to adjust to the desired concentration without adding the hypochlorous acid that has been prepared. The water is discarded, thereby effectively improving the convenience of hypochlorous water production and saving the man-hour and cost of hypochlorous water production. In addition, because the present invention can facilitate the adjustment of the concentration of hypochlorous water, it can be adjusted according to consumers. It is necessary to adjust the concentration of the hypochlorous acid water to the highest concentration that meets the regulations, and accordingly, to slow down the oxidative degradation rate of the hypochlorous acid water, thereby achieving the effects of improving the quality and stability of the hypochlorous acid water.

The above is only a schematic embodiment of the present invention, and is not intended to limit the scope of the present invention. The present invention can also inject sodium hypochlorite solution after injecting aqueous solution, and then inject hydrochloric acid solution. The production of chloric acid water, any person skilled in the art, under the premise of not departing from the concept and principles of the present invention, make equivalent changes and modifications, all should belong to the scope of protection of the present invention.

As can be seen from the above-mentioned structure and implementation, the present invention has the following advantages:

1. the manufacturing device of hypochlorous water of the present invention is to mix sodium hypochlorite solution, hydrochloric acid solution and aqueous solution, so as to easily make hypochlorous water, and after hypochlorous water is made, if its concentration does not reach the setting standard, The addition of sodium hypochlorite solution, hydrochloric acid solution and aqueous solution can be repeated to adjust to the required concentration without discarding the prepared hypochlorous acid water. Accordingly, the production time and cost of hypochlorous acid water can be effectively saved. benefit.

2. The hypochlorous acid water manufacturing device of the present invention can facilitate the adjustment of the concentration of the hypochlorous acid water, so the concentration of the hypochlorous acid water can be adjusted to the highest concentration that meets the regulations according to the needs of consumers. Slow down the oxidative degradation rate of hypochlorous acid water, and improve the stability of hypochlorous acid water quality.

3. Before the manufacturing device of hypochlorous water of the present invention makes the water supply unit inject the aqueous solution into the reaction tank unit, the aqueous solution is anionized through the negative ion generation module, whereby the step of anionizing the aqueous solution can effectively improve the hypochlorous acid water. synthetic concentration.

The above-mentioned examples are only some embodiments of the present invention, and are not intended to limit the present invention. According to the creative spirit and characteristics of the present invention, those made with slight changes and modifications should also be included in the scope of this patent.

To sum up, the embodiment of the present invention can indeed achieve the expected use effect, and the specific technical means disclosed by it have not only not been seen in similar products, but also have not been disclosed before the application, which fully complies with the patent law. According to the regulations and requirements, it is really grateful to file an application for an invention patent in accordance with the law, and ask for the review and approval of the patent.

1: Water supply unit

11: The first pipeline

12: Negative ion generation module

13: The first regulating valve

2: Reaction tank unit

21: accommodating space

22: Stirring module

23: Water level sensing module

24: pH measurement module

25: Drain pipe

26: Fourth regulating valve

3: Hydrochloric acid supply unit

31: Second pipeline

32: The second regulating valve

4: Sodium hypochlorite supply unit

41: The third pipeline

42: The third regulating valve

5: Control unit

The first figure: the structure schematic diagram of the present invention

The second figure: the flow chart of the present invention

1: Water supply unit

11: The first pipeline

12: Negative ion generation module

13: The first regulating valve

2: Reaction tank unit

21: accommodating space

22: Stirring module

23: Water level sensing module

24: pH measurement module

25: Drain pipe

26: Fourth regulating valve

3: Hydrochloric acid supply unit

31: Second pipeline

32: The second regulating valve

4: Sodium hypochlorite supply unit

41: The third pipeline

42: The third regulating valve

5: Control unit

Claims (10)

A device for producing hypochlorous acid water, comprising: a water supply unit, connected to one end of a first pipeline, a negative ion generating module and a first regulating valve are arranged on the first pipeline; a reaction tank unit, provided with an accommodating space, the other end of the first pipeline is connected to the accommodating space, and a pH measuring module is arranged in the accommodating space; a hydrochloric acid supply unit, connected to one end of a second pipeline, the other end of the second pipeline is connected to the accommodating space, and a second regulating valve is arranged on the second pipeline; The sodium chlorate supply unit is connected to one end of a third pipeline, the other end of the third pipeline is connected to the accommodating space, and a third regulating valve is arranged on the third pipeline; A control unit is connected with the first regulating valve, the second regulating valve, the third regulating valve and the pH measurement module by wired or wireless signals. The device for producing hypochlorous acid water according to claim 1, wherein a water level sensing module is arranged in the accommodating space, and the water level sensing module and the control unit are connected by wired or wireless signals . The device for producing hypochlorous acid water according to claim 1 or 2, wherein a stirring module is arranged in the accommodating space, and the stirring module is connected with the control unit by a wired or wireless signal. The device for producing hypochlorous acid water according to claim 3, wherein a drain pipe is connected to the bottom side of the reaction tank unit, the drain pipe communicates with the accommodating space, and is connected to the drain pipe. A fourth regulating valve is arranged on the upper set of the flow pipe, and the fourth regulating valve is connected with the control unit by a wired or wireless signal. The device for producing hypochlorous acid water according to claim 1 or 2, wherein a drain pipe is connected to the bottom side of the reaction tank unit, and the drain pipe communicates with the accommodating space and is located at the bottom of the reaction tank unit. A fourth regulating valve is arranged on the upper group of the discharge pipe, and the fourth regulating valve is connected with the control unit by a wired or wireless signal. A kind of manufacture method of hypochlorous acid water, its steps comprise: A. Injecting an aqueous solution: Make a water supply unit input an aqueous solution into a first pipeline, and use a negative ion generating module to anionize the aqueous solution when passing through the first pipeline, and then negatively ionize the aqueous solution. It is injected into the accommodating space of a reaction tank unit connected to the first pipeline, and when the injected aqueous solution reaches a preset water level, the water supply unit stops injecting the aqueous solution into the reaction tank unit ; B. Injection of hydrochloric acid solution: when the water supply unit stops water supply, a hydrochloric acid supply unit is made to input the hydrochloric acid solution into a second pipeline, and the hydrochloric acid solution is injected into the second pipeline through the second pipeline. In the accommodating space of the connected reaction tank units, it is mixed with the aqueous solution pre-injected into the accommodating space, and a pH measurement module is used to detect the water in the accommodating space. The pH value of the mixture of the hydrochloric acid solution and the aqueous solution is detected, when the pH value of the mixture of the hydrochloric acid solution and the aqueous solution reaches the preset pH value, the hydrochloric acid supply unit is stopped to inject the hydrochloric acid solution. the reaction tank unit; C. injecting sodium hypochlorite solution: when the hydrochloric acid supply unit stops the injection of the hydrochloric acid solution, the sodium hypochlorite supply unit is made to input the sodium hypochlorite solution into a third pipeline, and the sodium hypochlorite solution is injected into the The third pipeline is connected to the accommodating space, and is mixed with the hydrochloric acid solution and the aqueous solution pre-injected into the accommodating space. When the pH measurement module detects the reaction When the pH value of the sodium hypochlorite solution, the hydrochloric acid solution and the aqueous solution mixed in the accommodating space of the tank unit reaches the preset pH value, the sodium hypochlorite supply unit is made to stop injecting the sodium hypochlorite solution into the reaction tank unit; D. Making hypochlorous acid water: Make hypochlorous acid water with a predetermined concentration in the accommodating space. The method for producing hypochlorous acid water according to claim 6, wherein when the pH value of the hydrochloric acid solution and the aqueous solution mixed in the accommodating space reaches pH 1.0 to 2.5, the hydrochloric acid is allowed to The supply unit stops injecting the hydrochloric acid solution into the reaction tank unit. The method for producing hypochlorous acid water according to claim 6 or 7, wherein when the pH value of the sodium hypochlorite solution, the hydrochloric acid solution and the aqueous solution mixed in the accommodating space reaches pH5.0～ At 8.0, stop the sodium hypochlorite supply unit from injecting the sodium hypochlorite solution into the reaction tank unit. The method for producing hypochlorous acid water according to claim 8, wherein, when the hypochlorous acid water does not reach a predetermined concentration after being prepared, the sodium hypochlorite is further carried out in the hypochlorous acid water that does not reach the predetermined concentration Addition of at least one of the solution, the hydrochloric acid solution and the aqueous solution. The method for producing hypochlorous acid water according to claim 6 or 7, wherein when the hypochlorous acid water does not reach a predetermined concentration after being prepared, the process is further performed in the hypochlorous acid water that does not reach the predetermined concentration. Add at least one of the sodium hypochlorite solution, the hydrochloric acid solution and the aqueous solution.

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