KR102326697B1 - Electrode manufacturing method, Electrode module, Apparatus for generating sterilization Gas - Google Patents

Abstract

The present invention relates to a platinum-plated electrode on a titanium surface, and it is a technology to prevent scale generation by pole change of the electrode, and to apply the electrode to a sterilizer using the electrode. Specifically, the electrode production method is in the form of a plate, a preparation step (S100) of preparing a substrate 111 formed of titanium; an inner layer forming step of forming an inner layer 112 with a conductive material on the surface of the substrate (S110); After the inner layer forming step, the outer layer forming step (S120) of forming the outer layer 113 with a conductive material on the surface of the inner layer; consists of time-series steps including.

Description

Electrode manufacturing method, Electrode module, Apparatus for generating sterilization Gas}

The present invention relates to a platinum-plated electrode on a titanium surface, and it is a technology to prevent scale generation by pole change of the electrode, and to apply the electrode to a sterilizer using the electrode.

Patent Invention 001 is an invention for a dishwasher using an electrode sterilization module. Specifically, the main body is provided with an electrode sterilization module composed of a main body on which the object to be washed is placed, a conductive matrix, and a metal catalyst material surrounding the conductive matrix, and is alternately connected to an electric wire of an anode or a cathode. and a sterilizing device for supplying sterilizing water to the furnace, and a control valve for controlling the inflow and outflow of the sterilizing water between the main body and the sterilizing device. Patent Invention 001 is composed of a static type that can constantly produce sterilizing water in the sterilization device and supply it to the washing tub, so that it provides sterilizing water smoothly even in a fluid washing quantity and does not require high voltage, so electrode durability and power consumption The effect that can be minimized is presented.

Patent Invention 002 is an invention for a sterilization module including a metallas electrode electrically connected to a substrate, and specifically, the electrode is in the form of metallas, and the mesh included in the electrode in the form of metallas is in the form of a rhombus and has a long width (LW). ) is 4.4 ± 0.3 mm and the hem width (SW) is 2.6 ± 0.3 mm, it provides a sterilization module. Accordingly, it is possible to reduce the phenomenon in which the hydrogen gas generated by the sterilization module blocks the mesh of the electrode.

The sterilization electrode replacement cycle determination device of the patent invention 003 includes: a sterilization unit including one or more sterilization electrodes and performing electrical sterilization by an applied power; Conductivity sensor to measure raw water conductivity; a resistance measuring unit for measuring the resistance of the sterilizing electrode; and a control unit for determining whether an exchange period of the sterilizing electrode has arrived based on the conductivity and resistance values of raw water received from the conductivity sensor and the resistance measuring unit, respectively.

Patent Invention 004 relates to an electrolytic sterilization apparatus of a series-parallel mixed wiring method using a mesh-type electrode. Specifically, in the device for discharging the effluent discharged to the end of the wastewater treatment plant after electrolysis sterilization by energizing the positive and negative electrode plates with DC electricity supplied through the rectifier, the inflow effluent is divided into a plurality of flow paths and the electrode a plurality of bulkheads vertically installed in parallel with the flow of effluent to serialize the effluent; It is proposed that a plurality of mesh-type electrodes are installed between the partition wall and the partition wall in a direction perpendicular to the flow of the effluent and connected in series, and both ends of the serially connected electrode are connected in parallel with a current leader and connected to a rectifier.

KR 10-2010-0067828 A (published on June 22, 2010) KR 10-2014-0135062 A (published on November 25, 2014) KR 10-2018-0065696 A (published on June 18, 2018) KR 20-0376095 Y1 (Registration date February 03, 2005)

The present invention relates to a platinum-plated electrode on a titanium surface, and it is a technology to prevent scale generation by pole change of the electrode, and to apply the electrode to a sterilizer using the electrode.

The present invention relates to an electrode production method, in the form of a plate, preparing a substrate 111 formed of titanium (S100); an inner layer forming step of forming an inner layer 112 with a conductive material on the surface of the substrate ( S110);, after the inner layer forming step, the outer layer forming step (S120) of forming the outer layer 113 with a conductive material on the surface of the inner layer; consists of time-series steps including.

The present invention relates to an electrode module (10), comprising an electrode (110) produced by the method of claim 1-1; is made of

The present invention is an invention of a sterilizing gas generator, which forms an accommodating space therein, and contains a housing 20 for accommodating the electrode module 10 of claim 2; 221);, an outlet 222 penetrating through the other side of the housing and discharging the electrolyte; an air inlet 251 formed on one side of the housing; and a gas outlet 261 formed on the other side of the housing. is done

The present invention relates to a sterilizing gas generator, and in the invention presented above, a power supply 281 that is energized with the connection terminal 114 to supply a current; a switch 282 for controlling the conduction of the power supply; It consists of a composition containing

The present invention relates to a sterilizing gas generator, and in the present invention presented above, a case 310 for coupling the housing; and a handle 320 protruding from the case.

The electrode of the present invention forms two plating layers through two plating coatings, and each plating layer has a different hardness, and the outer plating layer has an effect of improving contact properties by forming porosity. Since the electrode of the present invention is plated with platinum, it has an effect of not eluting due to electrode conversion. The electrode module of the present invention forms a membrane between the electrode and the electrode, and forms a plurality of flow paths between the membrane and the electrode, so that the flow effect can be improved. The sterilizing gas generator using the electrode of the present invention can be used as a portable unit, and the housing in which the electrode module is accommodated is formed as a unit, enabling exchange and use by detachment.

1 is a cross-sectional view of an electrode of the present invention.
Figure 2 is a perspective view of the electrode module of the present invention.
Figure 3 is a base perspective view of the electrode module of the present invention.
4 is a perspective view of the membrane of the electrode module of the present invention.
5 is an internal cross-sectional view of the housing in which the electrode module is accommodated.
6 is a configuration diagram of a sterilizing gas generator according to the present invention.
7 is a cross-sectional view of a portable sterilizing gas generator of the present invention.

Hereinafter, the most preferred embodiment of the present invention will be described in detail in order to explain in detail enough that a person skilled in the art to which the present invention pertains can easily carry out the present invention.

The numbers cited in the examples below are not limited only to the objects of reference, and may be applied to all examples. Objects exhibiting the same purpose and effect as the configuration presented in the examples correspond to equivalent replacement objects. The higher-level concept presented in the examples includes sub-concept objects that are not described.

[Example 1-1] The present invention invention is a method for producing electrodes, in particular a sheet form, the preparation step (S100) ;, the surface of the substrate to prepare a substrate 111 formed from a titanium inner layer of a conductive material ( 112) of forming an inner layer (S110); and, after the inner layer forming step, an outer layer forming step (S120) of forming the outer layer 113 with a conductive material on the surface of the inner layer (S120).

[Example 1-2] The present invention relates to a method for producing an electrode, and in Example 1-1, the conductive material includes a noble metal. The noble metal is preferably made of platinum, and all equivalents thereof may be included.

The present invention proposes a step of plating twice as an inner layer and an outer layer on the surface of a substrate,

The plating material is a conductive material and consists of a noble metal with excellent conductivity.

In particular, it is preferable to plated with platinum, because it can prevent elution when the electric current is converted to the substrate. The platinum may be substituted for another object.

[Example 1-3] The present invention relates to an electrode production method, and in Example 1-1, after the outer layer forming step, a terminal forming step (S130) of coupling the contact terminals 114 is included.

A contact terminal is formed to supply current to the electrode. The contact terminal may be coupled over the substrate, the outer layer, and the inner layer, and is preferably formed in a bolt shape. Alternatively, it may be formed in the form of a protruding bar having hooks or holes.

[Example 1-4] The present invention relates to a method for producing an electrode, and in Example 1-1, the inner layer forming step is a coating step of applying an inner layer aqueous solution to the base surface using a brush (S210); After the coating step, a first heating step (S220) of heating in a heating chamber ; and a multilayer step (S230) of repeatedly performing the coating step and the heating step.

[Example 1-5] The present invention relates to a method for producing an electrode, and in Examples 1-4, the layering step is preferably formed 6 to 10 times.

The present invention relates to an inner layer plating method, wherein the inner layer comprises a plurality of sub-layers. Each sub-layer repeats the aqueous solution contact and heat treatment process. The plating solution is cured by the heat treatment, and a small plating layer can be formed.

[Example 1-6] The present invention relates to a method for producing an electrode, and in Example 1-4, during the application step, a negative current is applied to the base and a positive current is applied to the brush. (S300).

[Example 1-7] The present invention relates to a method for producing an electrode, and in Example 1-1, in the step of forming an outer layer, a base is immersed in a platinum electrolyte solution, and a negative current is applied to the base. (S310); and a second energizing step (S320) of passing a positive current through the platinum electrolyte solution.

[Example 1-8] The present invention relates to an electrode production method, and in Example 1-7, after the second energizing step, a second heating step (S320) of heat-treating;, during the heat treatment step, hydrogen and a gas supply step (S330) of supplying gas.

Examples 1-6 to 1-8 show the outer layer plating procedure. The outer layer is formed on the surface of the inner layer, and a plurality of pores must be formed inside the outer layer. Therefore, a method of immersion in an electrolyte solution is used without using a brush.

In the present invention, plating is divided into two stages, and each stage is heat-treated in a different way. This is to form a dense layer and a porous layer.

[Embodiment 2-1] The present invention relates to an electrode module 10, specifically, an electrode 110 produced by the method of Example 1-1; the electrode is symmetrical to both sides, and the electrode is in close contact between the electrodes made of a configured membrane 120;

[Embodiment 2-2] The present invention relates to an electrode module, and in Example 2-1, the electrode 110 is formed of titanium, a plate-shaped substrate 111; an inner layer 112; and an outer layer 113 formed on an outer surface of the inner layer.

This is to form a zero gap.

[Embodiment 2-3] The present invention relates to an electrode module, and in Example 2-2, the inner layer and the outer layer are made of platinum.

[Embodiment 2-4] The present invention relates to an electrode module, and in Embodiment 2-2, the outer layer includes a plurality of pores 113a formed therein.

[Example 2-5] The present invention relates to an electrode module, and in Example 2-2, the outer layer 113 has a thickness of 1 nm to 1000 nm.

[Embodiment 2-6] The present invention relates to an electrode module, and in Embodiment 2-1, a connection terminal 114 coupled to the base 111 and to which power is applied; includes.

[Embodiment 2-7] The present invention relates to an electrode module, and in Example 2-5, a first flow path 115 formed on one surface of the substrate 111; a second flow path formed on both surfaces of the membrane ( 121);

[Embodiment 2-8] The present invention is an invention for an electrode module, and in Example 2-1, a hole 116 formed in the electrode plate, formed in plurality, having a uniform size and formed through; include

The present invention relates to an electrode module. An electrode module is a unit made by inserting one membrane between two electrodes. The electrode module is inserted into the housing of a sterilizing gas generator to be described later. Different currents are applied to the electrodes located on both sides.

Electrolysis is generated by the electric current, and the gas generated by the electrolysis flows along between the membrane and the electrode. Accordingly, a flow path is formed at a portion where each electrode and the membrane are in contact.

[Embodiment 3-1] The present invention relates to a sterilizing gas generator, specifically, a housing 20 having an accommodation space therein, and accommodating the electrode module 10 of Embodiment 2-1;, the housing An inlet 221 passing through one side and injecting the electrolyte; an outlet 222 penetrating through the other side of the housing and discharging the electrolyte; an air inlet 251 formed on one side of the housing; On the other side of the housing The formed gas outlet 261; consists of a configuration including.

[Example 3-2] The present invention relates to a sterilizing gas generator, and in Example 3-1, the electrolyte in the accommodation space is preferably made of sodium chlorite (NaClO2).

[Embodiment 3-3] The present invention relates to a sterilizing gas generator, and according to Embodiment 3-1, a circulation pipe 223 communicating the inlet and outlet; and a circulation pump 224 formed in the circulation pipe. includes ;

Examples 3-1,2,3 are presented with respect to the sterilizing gas generator of the present invention. There is a housing forming a space therein, and the electrode module presented in Example 2 is inserted into the accommodation space of the housing. The current of the electrode module is supplied from the outside of the housing. In addition, an inlet and an outlet are formed on one surface of the housing to circulate the electrolyte. The electrolyte flows through the inlet, outlet and circulation pipe, and the flow power is made by the circulation pump of the circulation pipe. The housing is supplied with air, and generates a sterilizing gas by the electrolyzed electrolyte. The air is introduced through the air inlet, and the sterilizing gas is discharged through the gas outlet.

As a separate embodiment, the circulation pipe has an additional supply pipe, and through the additional supply pipe, the electrolyte may be replenished. This is to prevent the concentration of the electrolyzed electrolyte from being lowered.

[Embodiment 3-4] The present invention relates to a sterilizing gas generator, and in Example 3-3, the circulation pipe and the circulation pump are integrally formed with the housing.

The circulation pipe and the circulation pump may be formed outside the housing, or may be formed inside the housing. When the circulation pipe and the circulation pump are formed inside the housing, the circulation pump is mounted on the housing, the pump communicates with the inlet and the outlet, and is operated by receiving a DC current from the connection terminal.

[Example 3-5] The present invention relates to a sterilizing gas generator, and in Example 3-1, the housing is divided into two, and a flange 231 formed in a mutual assembly part includes; Fastening means 232 for fastening the; includes.

The housing of the present invention is separated into two to ensure assembly ease, and a flange is formed on each housing assembly surface. The flanges form a mutually assembled surface, and a gasket and a seal are formed on the assembling surface. Accordingly, it is possible to prevent the electrolyte inside the housing from leaking to the outside. A fastening means is formed on the flange, and the fastening means is coupled using a bolt and a nut, but a clip may be used. Alternatively, it may be joined by ultrasonic fusion.

[Embodiment 3-6] The present invention relates to a sterilizing gas generator, and in Embodiment 3-1, a support 233 formed inside the housing and supporting the electrode; includes.

An electrode module is inserted into the housing. The position of the electrode module and the housing should be fixed, and a certain distance should be maintained. To this end, a support is formed inside the enclosure. The support is formed in plurality, and it is necessary to stably fix the electrode module. The support and the electrode module are preferably coupled in a fitting manner.

[Embodiment 3-7] The present invention relates to a sterilizing gas generator, and according to Embodiment 3-1, a blower 252 communicating with the air inlet and generating air; includes.

[Embodiment 3-8] The present invention relates to a sterilizing gas generator, and in Embodiment 3-7, an air inlet pipe 253 communicating between the air inlet and the blower is included.

[Embodiment 3-9] The present invention relates to a sterilizing gas generator, and in Embodiment 3-8, an input control valve 254 formed in the air inlet pipe; includes.

[Embodiment 3-10] The present invention relates to a sterilizing gas generator, and in Embodiment 3-8, an air chamber 255 formed in the air inlet pipe; includes.

The air introduced into the enclosure can obtain the driving force of gas delivery and control the gas concentration. Install a blower for air intake. The blower is formed by any one selected from an extruder, a blower, a motor fan, and an air compressor. The blown air enters the inside of the enclosure through the air inlet pipe, and is discharged together with the gas generated inside the enclosure. Therefore, in order to control the amount of the input air, an input control valve is installed. The valve corresponds to a flow control valve, and can control the amount of air. Air generated from the air inlet pipe may be directly supplied to the housing, or may be supplied to the housing after maintaining a constant pressure by the air chamber. The air chamber aims at stabilizing the amount of supplied air.

[Embodiment 3-11] The present invention relates to a sterilizing gas generator, and in Embodiment 3-1, a concentration meter 262 formed at the outlet and measuring gas concentration; and measuring the concentration meter signal and a concentration controller 263 for operating the input control valve.

[Embodiment 3-12] The present invention relates to a sterilizing gas generator, and in Embodiment 3-11, a concentration control valve 264 for manually operating the concentration controller is included.

If the concentration of the sterilizing gas discharged to the outside of the enclosure is high, it may harm the human body. To prevent this, a concentration meter is installed at the outlet. The concentration meter measures the concentration in real time, and when the concentration is high, external emission is prevented. In addition, the concentration controller receives the signal from the concentration meter and controls the concentration control valve to adjust the appropriate concentration by operation.

[Embodiment 4-1] The present invention relates to a sterilizing gas generator, and in Embodiment 3-1, a power supply 281 energized with the connection terminal 114 to supply a current; A switch 282 for controlling; consists of a configuration including.

[Embodiment 4-2] The present invention relates to a sterilizing gas generator, and in Embodiment 4-1, when formed between the power source and the switch, a pole changeover switch 283 for changing the current direction; includes.

[Embodiment 4-3] The present invention is an invention for a sterilizing gas generator, and in Embodiment 4-2, a timer 283a that is formed in the pole changeover switch and controls the operation time of the pole changeover switch;

Or instead of the timer, a counter (283b) for counting the number of pole change; includes.

[Embodiment 4-4] The present invention relates to a sterilizing gas generator, and according to Embodiment 4-2, a current control device 284 formed between the power supply and the switch and controlling the amperage of the power supply; includes; do.

[Embodiment 4-5] The present invention relates to a sterilizing gas generator, and in Embodiment 4-1, the power source is preferably formed of a replaceable battery.

The present invention relates to the current supply of a sterilizing gas generator. The electrode module is supplied with direct current. When a fixed current is applied to each electrode, scale is generated, thereby causing a problem in which efficiency is lowered. To prevent this, the current is periodically exchanged. The current replacement time can be automatically replaced after a time specified by a timer, or can be replaced according to the number of operations by a counter. Also, the amperage is controlled by the current control device. The current can be used by converting the external outdoor current into a DC type, or it can be used by periodically replacing the battery, or the charged current can be used by installing a charger.

[Example 5-1] The present invention is an invention for a sterilizing gas generator, and in Example 4-1, a case 310 for coupling the housing; and a handle 320 protruding from the case. composed of

[Example 5-2] The present invention relates to a sterilizing gas generator, and in Example 5-1, the switch is formed on the handle.

[Example 5-4] The present invention relates to a sterilizing gas generator, and in Example 5-1, a guide rod 311 fastened to the case and forming a through hole therein; includes.

[Embodiment 5-4] The present invention relates to a sterilizing gas generator, and in Embodiment 5-1, a fastening protrusion 312 is formed on the case, and is formed on the housing, and the fastening protrusion and the shipping Includes a fastening groove (313) to be coupled.

[Embodiment 5-5] The present invention relates to a sterilizing gas generator, and in Embodiment 5-1, a power pack 321 detachable inside the handle and formed by the power supply; includes.

The present invention is to use the sterilizing gas generator as a portable device. A case is formed, and the case forms a handle that can be gripped by a user. A groove for coupling the housing is formed in a part of the case, and the housing is coupled with the groove for coupling the housing. In the case, a power pack for replacing the battery is formed, so that the battery can also be used as a replacement like the case. The power pack and the housing form a protrusion or a groove, and a detachable means for engaging the protrusion or the groove and releasing the coupling work is formed in the case. Accordingly, it is possible to ensure the ease of replacement. A guide rod is coupled to the case. The guide rod is a rod from which a sterilizing gas is ejected. Therefore, the guide rod can be replaced according to the intended use.

10: electrode module 110: electrode
111: substrate 112: inner layer
113: outer layer 113a: pores
114: connection terminal 115: first flow path
116: hole 120: membrane
121: second euro 20: enclosure
221: inlet 222: outlet
223: circulation pipe 224: circulation pump
231: flange 232: fastening means
233: support 251: air inlet
252: blower 253: air inlet pipe
254: input control valve 255: air chamber
261: gas outlet 262: concentration meter
126: concentration controller 264: concentration control valve
281: power 282: switch
283: pole changeover switch 283a: timer
283b: counter 284: current control device
310: case 311: guide rod
320: handle 312: fastening protrusion
313: fastening groove 321: power pack

Claims (5)

delete In the electrode module (10),
electrode 110;
The electrode is symmetrical on both sides, and the membrane 120 is in close contact between the electrodes.
The electrode is formed of titanium, the plate-shaped substrate 111;
an inner layer 112 formed on the surface of the substrate;
and an outer layer (113) formed on the outer surface of the inner layer;
The outer layer is formed with a plurality of pores,
a first flow path 115 formed on one surface of the substrate;
and a second flow path 121 formed on both sides of the membrane,
The electrode 110 is
A preparation step (S100) of preparing a substrate 111 in the form of a plate and formed of titanium;
an inner layer forming step of forming an inner layer 112 with a conductive material on the surface of the substrate (S110);
After the inner layer forming step, the outer layer forming step (S120) of forming the outer layer 113 with a conductive material on the inner layer surface; and
The inner layer forming step includes an application step of applying an inner layer aqueous solution to the surface of the substrate using a brush (S210);
and a first energizing step (S300) of energizing the substrate with a negative current during the application step and energizing the brush with a positive current (S300);
The outer layer forming step includes immersing the base material in a platinum electrolyte solution, and immersing the base material with a negative current (S310);
a second conduction step (S320) of passing a positive current through the platinum electrolyte solution;
a second heating step of heat-treating after the second energizing step (S320); and
An electrode module produced by an electrode production method comprising; a gas supply step (S330) of supplying hydrogen gas during the second heating step.
In the sterilization gas generator,
A housing 20 for accommodating the electrode module 10 of claim 2 and forming an accommodating space therein;
An inlet 221 passing through one side of the housing and injecting an electrolyte;
An outlet 222 passing through the other side of the housing and discharging the electrolyte;
Air inlet 251 formed on one side of the housing;
A sterilizing gas generator including a; gas outlet 261 formed on the other side of the housing.
4. The method according to claim 3,
a power source 281 that is energized with the connection terminal 114 for applying a current to the electrode module to supply a current;
A sterilizing gas generator comprising a; switch 282 for controlling the supply of the power.
5. The method according to claim 4,
Case 310 for combining the housing;
A sterilizing gas generator comprising a; a handle 320 protruding from the case.

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