KR101610834B1 - Apparatus for Generating Hypochlorous Acid - Google Patents

Apparatus for Generating Hypochlorous Acid Download PDF

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KR101610834B1
KR101610834B1 KR1020150086094A KR20150086094A KR101610834B1 KR 101610834 B1 KR101610834 B1 KR 101610834B1 KR 1020150086094 A KR1020150086094 A KR 1020150086094A KR 20150086094 A KR20150086094 A KR 20150086094A KR 101610834 B1 KR101610834 B1 KR 101610834B1
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South Korea
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main body
raw water
reaction liquid
stirring
hypochlorous acid
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KR1020150086094A
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Korean (ko)
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장은정
심세진
김종훈
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(주)크렌텍
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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
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • C02F1/4674—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation with halogen or compound of halogens, e.g. chlorine, bromine
    • B01F13/00—
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/24—Halogens or compounds thereof
    • C25B1/26—Chlorine; Compounds thereof
    • C25B1/265—Chlorates
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • B01F2215/0052—
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/4612—Controlling or monitoring
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/40—Liquid flow rate

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

The present invention relates to a hypochlorous acid water generator. The hypochlorous acid water generator of the present invention comprises an electrolysis tank body, and a mixing tank body. The electrolysis tank body has a reaction liquid outlet which is arranged on an outer circumference of the upper side thereof, wherein at least part of the external wall of the electrolysis tank body is made of a negative electrode body, and electrolyzed reaction liquid is discharged to the outside through the reaction liquid outlet. The mixing tank body has a plurality of raw water inlets which are arranged at the upper side thereof and allow raw water to flow therein. The electrolysis tank body is inserted into the mixing tank body to make a mixing chamber formed in the mixing tank body wrap the outer circumference of the electrolysis tank body including the reaction liquid outlet. The hypochlorous acid water generator improves a cooling effect of the electrolysis tank by vertically installing a plurality of screw members for mixing between the electrolysis tank body and the mixing tank body inside the mixing chamber, and improves reactivity during electrolysis by evenly and uniformly mixing the reaction liquid in an electrolysis tank and raw water. In addition, the hypochlorous acid water generator remarkably improves user satisfaction by reducing time to manufacture hypochlorous acid by improving efficiency of mixing the reaction liquid in the electrolysis tank and raw water while rapidly and accurately manufacturing hypochlorous acid having relevant active chlorines particularly when using hypochlorous acid in a large quantity.

Description

[0001] Apparatus for Generating Hypochlorous Acid [

The present invention relates to a hypochlorous acid water producing apparatus, and more particularly, to a hypochlorous acid water producing apparatus which improves stirring efficiency by directly mixing a reaction liquid of an electrolyzer with raw water and cooling an electrolytic cell to improve electrolysis reaction efficiency .

In general, hypochlorous acid water has wide and strong sterilization power of colorless, tasteless, and odorless, and its use is gradually increasing as safe and environmentally friendly sterilization and disinfection water.

The hypochlorous acid water is approved as food sterilization or general disinfection disinfectant in Korea KFDA, European EPA, USA PDA, Japan Ministry of Health, FDA-FSIS, USDA through test results of sterilization of food poisoning bacteria, harmful microorganisms, viruses and fungi by more than 99.9% And has been authorized.

The hypochlorous acid part is prepared by electrolyzing diluted hydrochloric acid with an electrolytic bath and diluting it with water.

However, in the apparatus for producing hypochlorous acid water, the electrode is fixed in the electrolytic cell and the reaction area can not be controlled in the electrolytic cell.

Therefore, there is a limitation in current control only when the HOCl flow rate is changed, so that it is virtually impossible to cope with various changes in the HOCl flow rate, and the reaction control is not possible depending on the raw water pH and hardness.

In addition, in the conventional hypochlorous acid water producing apparatus, a stirrer for diluting a reaction solution electrolyzed by an electrolytic bath and an electrolytic bath with water is separately provided, requiring a large space for installation, and the problem of heat generation during electrolysis in the electrolytic bath can not be solved, There is a problem in that the reactivity is lowered due to the heat generated at the time of the reaction and the reaction efficiency is low.

Korean Patent Laid-Open Publication No. 2008-0050380 'Electrolytic sodium hypochlorite generation system' (Published on June 6, 2008)

An object of the present invention is to provide a device for producing hypochlorous acid which improves stirring efficiency by directly mixing a reaction liquid of an electrolytic bath with raw water and cooling the electrolytic bath to improve electrolysis reaction efficiency.

Another object of the present invention is to provide a hypochlorous acid water producing device capable of controlling the reaction area by moving an electrode in an electrolytic bath.

According to an aspect of the present invention, there is provided an apparatus for producing hypochlorous acid according to an embodiment of the present invention, wherein at least a portion of the outer wall is formed of an electrode member, a reaction chamber into which a hydrochloric acid solution flows, An electrolytic bath main body having a hydrochloric acid inlet for introducing a hydrochloric acid solution and a reaction liquid outlet port for discharging the reacted reacted solution to the outside on the outer peripheral surface of the upper side; A plurality of raw water inlets into which the electrolytic bath main body is inserted and the stirring chamber formed therein encloses the outer periphery of the electrolytic bath main body including the reaction liquid discharge port and the raw water flows into the upper side, A stirring tank body for stirring and discharging the reaction liquid and the raw water, It characterized in that it comprises a body and a plurality of screw members for stirring, which is installed between stands of the electrolytic cell main body.

In the present invention, the stirring tank body is provided with a plurality of raw water inflow ports for introducing raw water into an internal stirring chamber, and the plurality of raw water inflow ports are opposed to the reaction liquid outlet port of the electrolytic bath at the upper part of the stirring tank main body And the stirring screw member can be disposed between the reaction liquid outlet and the raw water inlet.

In the present invention, the electrolytic bath main body may be formed with a cooling jacket portion in which a part is formed of the electrode member and the remaining portion is a cooling jacket in which cooling water is stored.

In the present invention, the outer wall of the agitating bath main body may have a cooling jacket portion in which cooling water is stored.

The apparatus for producing hypochlorous acid water according to an embodiment of the present invention may further include a cooling water circulating device for circulating cooling water through the cooling jacket section.

In the present invention, the positive electrode assembly is movably coupled to the upper portion of the electrolytic cell body, and the hypochlorous acid solution production device according to an embodiment of the present invention may further include an electrode movement device for moving the positive electrode assembly.

The apparatus for producing hypochlorous acid water according to an embodiment of the present invention includes a first PH sensor installed at a raw water inflow line portion for introducing raw water into the stirring tank main body and sensing PH of raw water, A second PH sensor installed in the raw water inlet line for measuring the flow rate of the raw water, a second PH sensor for sensing the pH of the reaction solution reacted in the electrolytic bath main body, and a second PH sensor for detecting the electrode moving device, the first PH sensor, the flow meter, And a control unit for controlling the amounts of electric currents of the electrode mobile device and the DC power supply unit according to the concentration of hypochlorous acid connected to the cathode electrode and a DC power supply unit for supplying power to the anode electrode body.

In the present invention, the electrode moving device includes: an operating screw portion having a gear portion formed on an outer circumferential surface of the electrode member and being screwed with the positive electrode member; a power transmission gear portion rotating with the operating screw portion; And an electric motor for rotating the power transmitting gear portion.

In the present invention, the control unit may further include a raw water supply control valve provided in the raw water supply line unit, a hydrochloric acid supply pump and a hydrochloric acid supply control valve installed in the hydrochloric acid supply line unit for supplying the hydrochloric acid solution into the electrolytic bath, And may be connected to a discharge control valve installed in a main discharge line portion for discharging the stirred raw water.

INDUSTRIAL APPLICABILITY The present invention has the effect of improving the cooling effect of an electrolytic cell, improving the reactivity in electrolysis, and improving the mixing efficiency of the reaction liquid of the electrolytic cell and the raw water, thereby efficiently producing hypochlorous acid.

The present invention provides a method for producing hypochlorous acid by rapidly mixing the reaction liquid of an electrolytic bath with raw water to shorten the time for producing hypochlorous acid, thereby greatly improving the satisfaction of use, and particularly, when hypochlorous acid is used in a large amount, hypochlorous acid There is an effect that can be done.

The present invention has the effect of broadening the range of HOCl flow rate correspondence and broadly controlling the effective chlorine concentration, thereby providing convenient and accurate hypochlorous acid having a suitable effective chlorine concentration according to various use conditions.

1 is a perspective view illustrating a hypochlorous acid water producing apparatus to which an electrolytic cell for producing hypochlorous acid water according to an embodiment of the present invention is applied;
2 is a longitudinal sectional view showing an electrolytic bath for producing hypochlorous acid according to an embodiment of the present invention
3 is an enlarged sectional view showing an electrolytic bath for producing hypochlorous acid according to an embodiment of the present invention
4 is a plan view showing an electrolytic bath for producing hypochlorous acid according to an embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The invention will be described in detail with reference to the accompanying drawings. Hereinafter, a repeated description, a known function that may obscure the gist of the present invention, and a detailed description of the configuration will be omitted. Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art. Accordingly, the shapes and sizes of the elements in the drawings and the like can be exaggerated for clarity.

1, the apparatus for producing hypochlorous acid water according to an embodiment of the present invention includes a main body casing 10, a hydrochloric acid tank 20 installed inside the main casing 10, A stirrer tank main body 40 having an electrolytic bath main body 30 supplied with hydrochloric acid and an agitating chamber 40a inserted into the electrolytic bath main body 30 to surround the outer periphery of the electrolytic bath main body 30, A flow meter 60 for measuring the flow rate of the raw water supplied to the stirring tank main body 40 installed in the raw water supply line unit 50, And a main discharge line unit 70 connected to an outlet of the stirring tank main body 40 and discharging the stirred hypochlorous acid water.

The hydrochloric acid tank 20 stores a diluted hydrochloric acid solution and stores 2% to 6% diluted hydrochloric acid solution as an example.

The electrolytic bath main body 30 is connected to the hydrochloric acid tank 20 through a hydrochloric acid supply line unit 21 and a hydrochloric acid supply pump 80 and a hydrochloric acid supply control valve 90 are installed in the hydrochloric acid supply line unit 21. [ So that the amount of the hydrochloric acid solution supplied from the hydrochloric acid tank 20 to the electrolytic bath main body 30 can be controlled.

The raw water supply line unit 50 and the main discharge line unit 70 are provided with a raw water quantity control valve 51 and a discharge quantity control valve 71 for controlling the inflow quantity of raw water and the produced hypochlorous acid water quantity Respectively.

The electrolytic bath body 30 is provided with a positive electrode assembly 100 and a negative electrode assembly 31. The positive electrode assembly 100 and the negative electrode assembly 31 are connected to a DC power supply unit 180 for supplying DC power .

The hydrochloric acid supply control valve 90, the raw water quantity control valve 51 and the discharge control valve 71 are solenoid valves.

FIG. 2 is a longitudinal sectional view illustrating an electrolyzer for hypochlorous acid water according to an embodiment of the present invention, and FIG. 3 is an enlarged sectional view illustrating an electrolyzer for hypochlorous acid water according to an embodiment of the present invention.

2 and 3, the electrolytic bath main body 30 is provided with a reaction chamber 30a in which at least a part of the outer wall is formed of the electrode member 31, and a hydrochloric acid solution flows into the inside.

A plurality of reaction liquid outlets 32 through which the reaction solution electrolyzed in the reaction chamber 30a is discharged are formed on an outer circumferential surface of the electrolytic bath main body 30, And a hydrochloric acid inlet port through which the hydrochloric acid supply line portion 21 for introducing the hydrochloric acid solution into the reaction chamber 30a is connected.

A positive electrode assembly 100 is movably installed in an upper portion of the electrolytic bath body 30 and a part of the positive electrode assembly 100 is inserted into a hydrochloric acid solution in a reaction chamber 30a of the electrolytic bath body 30.

The positive electrode assembly 100 and the negative electrode assembly 31 are connected to the DC power supply 180 and the hydrochloric acid solution in the reaction chamber 30a is electrolyzed do.

In the electrolytic bath main body 30, the hydrochloric acid solution reacts through electrolysis to form a reaction solution. Reaction formula 1 by electrolysis of the hydrochloric acid solution is as follows.

[Reaction Scheme 1]

2HCl + H 2 O → HCl + HClO + H 2

In the electrolytic bath main body 30, not only HClO to form hypochlorous acid water but also trace amounts of HCl and H2 are present in the reaction liquid, and mixed with raw water (H 2 O) in the stirring tank main body 40 to form hypochlorous acid water HClO + H 2 O).

The electrolytic bath main body 30 is formed with a cooling jacket portion 120 in which a part of the electrolytic bath main body 30 is formed of the negative electrode body 31 and the rest of the electrolytic bath main body 30 stores cooling water therein, It is preferable to cool the reaction heat generated during the reaction.

The cooling jacket unit 120 cools the reaction heat generated in the electrolysis reaction in the reaction chamber 30a to improve the reactivity inside the reaction chamber 30a and eliminates the problem of lowering reactivity due to heat generation during the reaction will be.

The upper surface of the electrolytic bath main body 30 is formed of an insulating material, and the positive electrode assembly 100 is movably coupled through the through hole.

On the top surface of the electrolytic bath main body 30, an electrode moving device 110 for moving the positive electrode assembly 100 upward and downward is provided.

The electrode moving device (110) includes an operating screw part (111) screwed to the positive electrode body (100) and having a gear part on the outer peripheral surface thereof;

A power transmitting gear portion 112 which rotates in engagement with the operating screw portion 111; And

And an electric motor 113 for rotating the power transmission gear portion 112. [

The upper portion of the positive electrode assembly 100 is provided with a moving screw portion 101 which penetrates through the operating screw portion 111 and is threadedly engaged with the moving screw portion 111. The operating screw portion 111 is provided on the upper surface of the electrolytic bath body 30, And is rotatably mounted through a bearing mounted on the shaft.

The positive electrode assembly 100 moves upward and downward in accordance with the rotation direction of the operating screw portion 111 when the operating screw portion 111 is rotated by the rotation of the electric motor 113, The length of immersion in the hydrochloric acid solution is controlled.

The electrolytic bath main body 30 is inserted into the stirring tank main body 40 so as to surround the periphery of the reaction liquid outlet port 32, that is, the outside surface including the reaction liquid outlet port 32, The stirring tank main body 40 is provided with a discharge port for discharging the hypochlorous acid water formed by stirring the reaction liquid and the raw water, and the discharge port is provided with a main discharge line portion 70 are connected.

A plurality of reaction liquid outlets 32 are formed around the outer circumferential surface of the electrolytic bath main body 30 and inserted into the stirring bath main body 40 to form an inner stirring chamber 40a of the electrolytic bath main body 30, The reaction liquid discharged from the reaction liquid outlet port 32 is directly introduced into the stirring chamber 40a and immediately mixed with the raw water in the stirring chamber 40a to generate hypochlorous acid The effect is greatly increased.

The electrolytic bath main body 30 is inserted into the stirring tank main body 40 and cooled by the raw water filled in the stirring chamber 40a to prevent the reaction effect from being lowered due to the reaction heat generated during the reaction, Thereby maximizing the efficiency of the electrolysis reaction in the electrolytic bath body 30. [

The cooling jacket unit 120 includes a cooling jacket 120 for storing cooling water therein. The cooling jacket unit 120 includes a cooling jacket 120, And a cooling water circulating device (130) circulating the cooling water to the cooling water circulating device (130).

The cooling water circulating device 130 circulates the cooling water of the cooling jacket 120 formed on the outer wall of the electrolytic bath main body 30 together.

The cooling water circulating apparatus 130 includes a cooling water inflow pipe 131 for introducing cooling water into the cooling jacket unit 120, a cooling water discharge pipe 132 for discharging cooling water in the cooling jacket unit 120, A cooling water circulation control valve 134 installed at one side of the cooling water inflow pipe 131 and the cooling water discharge pipe 132 and a cooling water circulation control valve 134 installed at one side of the cooling water inflow pipe 131 and the cooling water discharge pipe 132, (135). The cooling water circulating apparatus 130 may further include a heat exchanger 136 installed in the cooling water inlet pipe 131 for cooling and circulating cooling water.

The cooling water circulating apparatus 130 circulates and supplies the cooling water to the cooling jacket 120 formed on the outer wall of the stirring tank main body 40 and the cooling jacket 120 formed on the outer wall of the electrolyzer body 30, So that the raw water and the reaction liquid in the bath main body 40 and the reaction liquid in the electrolytic bath main body 30 are efficiently cooled.

The cooling jacket unit 120 can cool the reaction heat generated in the electrolysis reaction inside the reaction chamber 30a by cooling the temperature of the raw water and the reaction liquid stirred in the stirring tank main body 40 . As a result, the reactivity within the reaction chamber 30a is improved, and the problem of lowering the reactivity due to heat generation during the reaction is solved, and the efficiency of the electrolysis reaction in the electrolyzer body 30 is further maximized.

In addition, the water temperature of the hypochlorous acid water formed by stirring the raw water and the reaction liquid in the stirring tank main body 40 can be kept constant, thereby relieving the inconvenience due to the stable stirring and the temperature difference when using the discharged hypochlorous acid water .

The raw water supply line unit 50 is provided with a first PH sensor 150 for sensing the pH of the raw water flowing into the agitating tank main body 40 and a second PH sensor 150 for measuring the flow rate of the raw water flowing into the agitating tank main body 40 A flow meter 60 is installed.

In the electrolytic bath main body 30, a second PH sensor 160 for detecting the pH of the electrolyzed reaction solution is installed.

The electrode moving device 110, the first PH sensor 150, the flow meter 60, the second PH sensor 160, and the power supply unit are connected to the main discharge line unit 70 in such a manner that the concentration of hypochlorous acid And the control unit 170 controls the amount of electric current of the electrode moving device 110 and the power supply unit.

The control unit 170 can control the reaction length of the positive electrode through the electrode mobile device 110 to widen the HOCl flow rate corresponding range and control the effective chlorine concentration not only by the amount of current applied through the power supply unit.

The controller 170 controls not only the first PH sensor 150, the flow meter 60 and the second PH sensor 160 but also a raw water control valve 51 installed in the raw water supply line unit 50, The pH of the raw water detected by the first PH sensor 150 and the pH of the raw water measured by the flow meter 60 connected to the discharge control valve 71 and the hydrochloric acid supply control valve 90, And the pH of the reaction solution in the reaction chamber 30a measured by the second PH sensor 160 provided in the electrolytic bath main body 30 is received in accordance with various conditions, that is, an effective chlorine And the hypochlorous acid having the effective chlorine concentration can be discharged conveniently and accurately.

The control unit 170 may be connected to the cooling water circulation unit 130 to control the operation of the cooling water circulation control valve 134 and the cooling water circulation pump 135.

The stirring tank main body 40 is provided with a plurality of raw water inflow ports 41 for introducing raw water into an internal stirring chamber 40a and the plurality of raw water inflow ports 41 are connected to the stirring tank main body 40 And the reaction liquid outlet 32 of the electrolytic bath main body 30 is opposed to the reaction liquid outlet 32 so as to face each other.

The reaction solution outlet 32 and the raw water inlet 41 are formed to face each other so that the reaction solution and the raw water can be stirred more smoothly due to the water pressure during the discharge of the reaction solution and the water pressure during the introduction of the raw water, do.

In addition, an outlet for discharging hypochlorous acid water mixed with the raw water and the reaction liquid may be formed at the center of the lower surface of the stirring tank main body 40.

It is preferable that a plurality of stirring screw members 140 are installed between the stirring tank main body 40 and the electrolytic bath main body 30 in the stirring chamber 40a.

The stirring screw member 140 is disposed between the reaction liquid outlet port 32 and the raw water inlet port 41 so that the reaction liquid discharged from the reaction liquid outlet port 32 and the raw water introduced from the raw water inlet port 41 So that they can be agitated more smoothly.

4, the reaction liquid discharge port 32 is divided into a plurality of (for example, two or more) discharge ports 32 in the radial direction from the center of the electrolytic bath main body 30, , And the raw water inflow ports (41) are disposed radially in the center of the stirring tank main body (40) and disposed so as to face the reaction liquid outlet (32).

Further, the stirring screw member 140 is disposed between the reaction liquid outlet 32 and the raw water inlet 41, respectively.

The reaction liquid outlet port 32 and the raw water inlet port 41 are arranged radially from the center of the electrolytic bath main body 30 and the raw water inlet port 41 is provided with a plurality So that the raw water to be introduced and the reaction liquid to be discharged can be reacted more instantaneously and more smoothly stirred by the pressure at the time of inflow and outflow, It is possible to stir evenly throughout the entire interior of the stirring chamber 40, that is, throughout the stirring chamber 40a.

The raw water supply line portion 50 includes a main supply pipe portion 50a connected to the raw water supply portion and a plurality of branch supply pipe portions 50b branched from the main supply pipe portion 50a and connected to the plurality of raw water inflow ports 41, And the first PH sensor 150, the flow meter 60 and the raw water control valve 51 are installed in the main supply pipe portion 50a.

Also, the reactive liquid discharged from the raw water and the reaction solution outlet 32 flows spirally by the agitating screw member 140 to form a vortex and can be mixed more smoothly.

In addition, a discharge port is provided at the center of the lower surface of the stirring tank main body 40, and the main discharge line portion 70 is connected to the discharge port to smoothly discharge the final hypochlorous acid water in a uniform and evenly mixed state.

The present invention has the effect of broadening the range of HOCl flow rate correspondence and broadly controlling the effective chlorine concentration, thereby providing convenient and accurate hypochlorous acid having a suitable effective chlorine concentration according to various use conditions.

INDUSTRIAL APPLICABILITY The present invention has the effect of improving the cooling effect of an electrolytic cell, improving the reactivity in electrolysis, and improving the mixing efficiency of the reaction liquid of the electrolytic cell and the raw water, thereby efficiently producing hypochlorous acid.

The present invention has the effect of shortening the time for producing hypochlorous acid, thereby greatly improving the satisfaction of use, and particularly, when hypochlorous acid is used in a large amount, hypochlorous acid having the effective chlorine can be quickly and accurately prepared and provided.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the above teachings. will be.

10: main body casing 20: hydrochloric acid tank
21: hydrochloric acid supply line unit 30: electrolytic bath main body
30a: reaction chamber 31: negative electrode body
32: reaction liquid outlet port 40: stirring tank body
40a: stirring chamber 41: raw water inlet
50: raw water supply line unit 50a: main supply pipe
50b: branch supply pipe 51: raw water control valve
60: Flow meter 70: Main discharge line section
71: discharge control valve 80: hydrochloric acid supply pump
90: hydrochloric acid supply control valve 100: positive electrode body
101: moving threaded portion 110: electrode moving device
111: operating thread portion 112: power transmission gear portion
113: Electric motor 120: Cooling jacket part
130: Cooling water circulation device 131: Cooling water inflow pipe
132: cooling water discharge pipe 133: cooling water tank
134: Cooling water circulation control valve 135: Cooling water circulation pump
136: heat exchanger 140: screw member for stirring
150: first PH sensor 160: second PH sensor
170: controller 180: DC power supply

Claims (9)

A reaction chamber in which at least a portion of the outer wall is formed of a negative electrode and a reaction chamber in which a hydrochloric acid solution flows into the reaction chamber is provided and a hydrochloric acid inlet through which the diluted hydrochloric acid solution is introduced into the reaction chamber, An electrolytic bath main body having a liquid outlet;
A positive electrode assembly disposed movably in a part of the reaction chamber of the electrolytic bath body;
Wherein the electrolytic bath main body is inserted into an internal stirring chamber, and the reaction liquid and raw water reacted in the electrolytic bath main body are introduced into the stirring bath main body to stir and discharge the reaction liquid and the raw water in the stirring chamber. And
And a plurality of agitating screw members installed in a state of being set up and fixed between the stirring tank main body and the electrolytic bath main body in the stirring chamber,
A plurality of reaction liquid outlets through which the reaction liquid electrolyzed in the reaction chamber is discharged are formed on the outer circumferential surface of the electrolytic bath body,
The electrolytic bath main body is disposed on the upper side of the stirring bath main body so as to be inserted into the stirring bath main body and the outer peripheral surface including the reaction liquid outlet port is surrounded by the stirring chamber in the stirring bath main body,
A plurality of raw water inflow ports for introducing raw water into an internal stirring chamber are provided on an upper side of the stirring tank main body,
A main discharge line portion for discharging the stirred hypochlorous acid water is connected to the lower surface of the stirring tank main body,
Wherein the reaction liquid outlet is arranged on the upper side of the electrolytic bath main body so as to correspond to the raw water inlet,
And a reaction liquid discharge port which is disposed opposite to the raw water inlet and the reaction liquid discharge port so as to face each other,
Wherein the stirring screw member is disposed between the reaction liquid outlet and the raw water inlet so as to guide the reactive liquid discharged from the reaction liquid outlet and the raw water introduced from the raw water inlet to flow spirally,
Wherein the electrolytic bath main body is formed with a cooling jacket portion in which a part is formed of the electrode member and the remaining portion is a cooling jacket in which cooling water is stored,
Wherein the outer wall of the stirring tank body is formed with a cooling jacket portion for storing cooling water therein. delete delete delete delete delete delete delete delete
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190040351A (en) * 2016-09-02 2019-04-17 비투비 코스메틱스 Mixer systems and dispensing bottles to produce cosmetics
KR102544953B1 (en) * 2022-10-31 2023-06-16 윤용성 the apparatus and method for generating hypochlorous acid

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100794106B1 (en) * 2007-02-01 2008-01-10 남궁정 Electrolyzor for generating hypochlorous acid, apparatus and method for generating hypochlorous acid by use the same
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