KR200258521Y1 - oxygen and hydrogen mixture gas system of changeable electrolysis cell - Google Patents

Abstract

The present invention relates to a large-capacity oxygen-hydrogen hybrid gas generator by a variable electrolyzer.

The present invention provides an apparatus for obtaining hydrogen and oxygen gas by electrolysis, comprising: a frame portion having a box shape divided into a plurality of first, second, and third space portions; A control unit having an A / D converter provided on an upper side of the second space part; An electrolytic tank unit installed at a lower side of the second space part to fill a predetermined amount of electrolyte solution to prevent leakage and to generate mixed gas while electrolysis is performed by electricity applied through the A / D converter; A collecting unit for collecting the generated mixed gas into one place; A filtering unit provided in the collecting unit to remove foreign substances contained in the mixed gas collected into the collecting unit; A pressure measuring part connected to the branch part to check the pressure of the mixed gas passing through the filtration part; A flashback prevention part installed in the third space part while being connected to a branch part; A flame adjusting unit provided at the discharge side of the flashback prevention unit; An inverse pixel unit connected to the discharge side of the flame control unit; Characterized in that the torch portion is connected to the reverse pixel via a control valve.

Description

Large-scale oxygen and hydrogen mixture gas system of changeable electrolysis cell by variable electrolyzer

The present invention relates to a large-capacity oxygen-hydrogen hybrid gas generator using a variable electrolyzer, and in particular, by connecting a plurality of electrolyzers having heat radiating fins on both sides in parallel, one or more cooling fans are installed on the frame, and on both sides of the electrolyzer. By applying DC power, saturated steam contained in the mixed gas generated by electrolysis is properly removed and then ignited by torch so that it can be used in various heating equipment such as cutting of steel sheet, welding, boiler, heater, heating furnace. .

In general, an electrolysis apparatus includes a plurality of diaphragms in an electrolytic cell, and includes two electrode plates in a space provided between the diaphragms, so that + and − power are applied to the oxygen and hydrogen gas (hereinafter, referred to as electrolytic solution). 'Mixed gas' is used to separate and use the separated gas for cutting and welding work.

The mixed gas generated during the process of electrolyzing such electrolyte is not able to be compressed and stored in the container. Therefore, a large amount of water mixed gas device is required, but it is difficult to manufacture a large-capacity generating device. When electrolyte leaks due to difficulties, there is always a risk of electric shock or explosion.

In addition, as the temperature of the electrolytic cell rises to a high temperature due to the exothermic reaction accompanying electrolysis of the electrolyte, there is a difficulty in properly cooling it.

When the temperature of the electrolyzer rises, a predetermined amount of water vapor is included in the mixed gas generated through electrolysis, which causes the condensed water to accumulate in the piping line, and sometimes there is a problem that water is poured through the torch during welding.

The present invention was devised to solve such a problem. The present invention removes the substance contained in the mixed gas generated through electrolysis, and then ignites the mixed gas from which the substance is removed with a torch to cut and weld steel sheets. An object of the present invention is to provide a large-capacity oxygen-hydrogen mixed gas generator by a variable type electrolytic cell that can be safely and easily used in a heating device.

The present invention for achieving the above object is provided with a cathode and a cathode plate in the electrolytic cell, in the apparatus for obtaining hydrogen and oxygen gas by electrolysis of the electrolyte, having a box shape divided into a plurality of first, second, third space parts A frame portion; A control unit having an A / D converter provided on an upper side of the second space part; An electrolytic tank unit installed at a lower side of the second space part to fill a predetermined amount of electrolyte solution to prevent leakage and to generate mixed gas while electrolysis is performed by electricity applied through the A / D converter; A collecting unit for collecting the generated mixed gas into one place; A filtering unit provided in the collecting unit to remove foreign substances contained in the mixed gas collected into the collecting unit; A pressure measuring part connected to the branch part to check the pressure of the mixed gas passing through the filtration part; A flashback prevention part installed in the third space part while being connected to a branch part; A flame adjusting unit provided at the discharge side of the flashback prevention unit; An inverse pixel unit connected to the discharge side of the flame control unit; It is achieved to provide a large-capacity oxygen-hydrogen hybrid gas generator by a variable type electrolytic cell, characterized in that the torch portion is connected to the reverse pixel via a control valve.

1 is an exploded perspective view of an oxygen-hydrogen mixed gas generator according to the present invention.

2 is an exploded perspective view of an electrolytic cell installed in the oxygen-hydrogen mixed gas generator according to the present invention.

3 is an exemplary view showing a process of generating a gas using the oxygen-hydrogen mixed gas generator according to the present invention.

Figure 4 is a block diagram of the oxygen-hydrogen mixed gas generator according to the present invention.

Figure 5a, b is a front view of another plate electrode used in the oxygen-hydrogen mixed gas generator according to the present invention.

<Brief description of symbols for the main parts of the drawings>

2: frame section 4: control section

3: electrolyte grandfather 5: widow

5a: Collector 6: Pressure measuring unit

6a: Branch 7: Flashback Prevention

7a: Flame control unit 8: Flame control unit

8a: reverse pixel 9: control valve

10: Tochibu section 11, 12, 13: 1,2,3 space section

17: A / D Converter

Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.

The mixed gas generator 1 according to the present invention is stable as the frame part 2, the electrolytic cell part 3 installed on the frame part 2, and the electrolytic cell part 3 as shown in FIGS. 1 to 4. The control part 4 which controls the temperature and water level of electrolyte solution (water), supplying electric power, the collector part 15 connected to the gas discharge side of the electrolytic cell part 3, and the filtration part provided in the discharge side of the collector part 5 5a, a pressure measuring unit 6 connected to the discharge side of the filtration unit 5a, a flame control unit 7a to which the pressure measurement unit 6 is connected, and a backfire chamber connected in parallel to the discharge side of the filtration unit 5a. It consists of a reverse pixel (8) connected to the branch (7) and the flashback prevention unit (7) and a torch (10) connected to the control valve (9) of the reverse pixel (8).

Here, the frame part 2 is provided by cutting a plurality of steel pipes to a predetermined length so as to have a box shape in which the first, second and third space parts 11, 12, 13 are partitioned therein, and smoothly move. To this end, a plurality of casters 14 are provided at their lower edges.

In addition, the first, second and third space parts 11 and 12 may be prevented from malfunctioning due to damage of the control unit 4 because the electrolyte leakage that may be generated from the electrolytic cell part 3 is transferred to another adjacent space part. The diaphragm 15, 16 is provided between the 13 sides.

The controller 4 includes an A / D converter 17 for changing an AC power applied from the outside into a direct current, and a substrate part 18 provided with a plurality of electronic components. The water level sensor 20 of the sensing unit 19 to be described later and the water level in the electrolytic cell 3 through the motor not shown in the water supply unit 21 to be kept constant at all times, and the temperature sensor 22 And through the heat dissipation fan 23 is provided to prevent the temperature of the electrolytic cell 3 rises above a certain level.

In addition, when the range of gas pressure to be used is set to the upper and lower limits, it is equipped to control the power applied within the range so that a proper amount of mixed gas is always generated.In this case, the alarm or buzzer sounds to inform the outside and the lower limit If it lasts longer than 30 seconds, gas generation and discharge are automatically blocked to prevent backfire due to low pressure.

And it is to drive the control unit heat radiating fan 24 for cooling the heat involved in the process of switching the AC power source to the DC power source.

In addition, the control unit 4 is connected to the electrolyte concentration detection sensor 42 to be described later is provided to detect the concentration of the diluted electrolyte solution for use for a certain period of time to analyze it and replenish the electrolyte solution by the alarm.

The electrolyzer 3 prevents the electrolyte from leaking to the outside in a state in which a predetermined amount of electrolyte is filled in the internal space, and electrolysis is performed by electricity applied through the A / D converter 17 to generate a mixed gas. It is installed in the second space part 12 of the frame part 2 so that it is possible to use basically only one, but it is more preferable to use two in one set, and it is more preferable to increase the number by increasing the number according to its capacity. Can be used.

As shown in FIG. 2, the electrolyzer unit 3 includes an electrolyzer body 24 having a predetermined space therein, an insulating packing 25 provided at an edge of the electrolyzer body 24, and an electrolyzer body 24. A first plate electrode inserted between the plurality of first, second, and third insulating gap holding members 26, 27, and 28 inserted into the first and second insulating gap holding members 26 and 27. 29, a plurality of fastening members 33 having the second plate electrode 30 inserted between the second and third insulating gap retaining members 26 and 28, and the insulating rings 31 and 32 fitted to both sides. An electrolytic cell cover 34 fixed to abut the insulating packing 25 at 33a is provided.

In addition, one side of the electrolytic cell body 24 and the electrolytic cell cover 34 is connected to the output terminal of the A / D converter 17, +,-terminal 35, 36 is connected, the terminal is connected to one electrolytic cell With five sets in the top and bottom of each Connector (37) (37a) and connecting pipe (38) are provided.

Here, the electrolytic cell body 24 is integrally provided with a flange 40 having a plurality of connection holes 39 at the edge of the rectangular housing 38, the sensing unit 19 and a plurality of first, 2 cooling fins 41 and 41a, an electrolyte concentration sensor 43, an explosion-proof silencer 43, and a first drain valve 44 are provided.

The sensing unit 19 allows the electrolyte in the electrolytic cell 3 to flow into the cylindrical vertical pipe 46 having a predetermined height L through horizontal pipes 45 and 45a connected to the upper and lower portions. It is provided with the water level sensor 20 provided in the upper end of the vertical pipe 46, and the temperature sensor 22 provided in the lower end of the vertical pipe 46, and is connected to the said control part 4. As shown in FIG.

In the present invention, the electrolytic cell body 24 is provided to have a rectangular shape, but may be modified in any form having a predetermined space therein.

The insulating packing 25 is to maintain the insulation and the airtight of the electrolytic cell body 24 and the electrolytic cell cover 34, so as to be in close contact with the vertical surface of the flange 40 and the inside of the housing 38 connected to the flange 40. A plurality of through holes 49 are formed integrally with the connection hole 39 formed in the flange 40.

In addition, the insulating packing 25 having such a structure is preferably used to be fixed to the inner surface with an adhesive, more preferably used as a soft rubber material of chemical resistance.

Insulation packing 25 is , When calcination is carried out by mixing an appropriate amount of elements such as Fe, Ca, Mo, Mn, Zr, K, and the like with Ti, Na, Ba, etc. It is preferable to use the powder to form a homogeneous catalyst solid, which is naturally produced, and synthesize it to have a weight part of 30 to 40 in the insulating packing to activate electrolysis.

On the other hand, the ceramic piece having a predetermined size is formed inside the rectangular housing 38 constituting the electrolytic cell body 24, and the leading edge packing 25 and the first, second, and third insulating gap maintaining members 26 and 27. In the case of (28), the complex action by far-infrared rays twists the chain of the molecular structure of water, loosens the binding state, and activates electrolysis by activating molecular activity.

In addition, a paint having a special function, that is, a magnetic field or far-infrared radiation may be applied to the inside of the mixed gas generator 1. These catalyst solids and ceramic pieces may be used separately or provided together.

The first, second, and third insulating gap retaining members 26, 27, 28 are provided to have a quadrangular ring shape whose outer surface is in contact with the inner surface of the insulating packing 25 provided in the electrolytic cell body 24. First and second recessed portions 50 and 51 are formed on one side of the first and second insulating gap holding members 26 and 27 to easily edge the first and second plate electrodes 29 and 30. It is supposed to settle down.

The first plate electrode 29 is provided such that one side surface of the second insulating gap holding member 27 abuts on the first recess 50 of the first insulating gap holding member 26.

The second plate electrode 30 is in close contact with the second recessed portion 51 of the second insulating gap holding member 27 so as to prevent flow by one side of the third insulating gap holding member 28. It is.

Here, the first and second plate electrodes 29 and 30 are formed with an electrolyte inflow hole 52 and a gas discharge hole 53 through which electrolyte flows into both upper sides thereof, and an electrolyte flow hole 54 at one side of the lower end thereof. ) Is integrally formed. In addition, the plate electrode is preferably nickel-plated on the surface in order to increase the current density while preventing the corrosion generated during the electrolysis process.

The electrolytic cell cover 34 is provided with a third and fourth cooling fins 41 'and 41a' as a scheme for smoothly cooling the outer surface, and selectively increases or decreases the number of cooling fins according to the size of the electrolytic cell. It is desirable to be able to.

The connector 37 (37a) is connected to the gas hole 55 and the water supply hole 56 provided on one side of the electrolytic cell cover 34 to deliver the electrolyte (water) through the water supply port 60 from the outside (3) is provided, it is provided so that the mixed gas generated therein can be sent to the filtering portion (5a) through the gas hole (55).

Here, in the case where the magnetization unit 61 having a magnet is used in the pipe between the water inlet 60 and the connector 37, the water introduced through the water inlet 60 is magnetized in + .-. This allows the electrolyte to be easily electrolyzed.

The connection pipe 38 is connected to the lower end of the other housing facing the electrolyte flow hole 57 at the lower end of the electrolytic cell cover 34 and filled in the space provided between the first and second plate electrodes 29 and 30. The electrolyte is provided to flow.

The filtration part 5a removes moisture, which is a foreign substance contained in the mixed gas generated in the electrolytic cell part 3, and transfers the moisture to the backfire prevention part 7, and a second drain valve 5a ′ is provided at the bottom. .

The flashback prevention part 7 controls a component for controlling the type (type) of the flame while preventing the spark ignited through the torch part 10 from being ignited inward through a line connected to the torch part 10 during the working process. An inlet 7a 'for supplying is provided.

In addition, the flame control unit 7a provided on the discharge side of the flashback prevention unit 7 is used as a holding solvent to convert a mixed gas having a high degree of flame into a flame having a low degree of fire according to a use. The organic solvent used at this time is preferably used beolol or N-hexane.

The reverse pixel section 8 has the same function as the flashback prevention section 7 and is provided to extinguish the flame ignited into the line before reaching the flashback prevention section 7.

The operation of the present invention configured as described above is as follows.

First, DC power converted while AC power passes through the A / D converter 17 is applied to the + and-terminals 35 and 36 provided in the housing 38 and the electrolytic cell cover 34 of the electrolytic cell part 3. When applied, the electrolyte is filled between the inner surface of the housing 38, the inner surface of the electrolytic cell cover 34, and the first and second plate electrodes 29 and 30, and oxygen and hydrogen gas are generated. The hydrogen and oxygen gas (mixed gas) are collected at the upper end of the electrolytic cell 3.

The collected mixed gas passes through the gas discharge hole 53 formed in the first and second plate electrodes 29 and 30, the gas hole 55 formed in the electrolytic cell cover 34, the connector 37a, and the collector 5. After moving to the filtration section 5a.

The gas moving to the filtration section 5a may contain a small amount of water, thereby completely removing water therein, and then provided to the backfire prevention section 7, the reverse pixel section 8, and the reverse pixel section 8. It is discharged to the torch part 10 through the control valve 9, and it ignites this, and it is good to carry out cutting work of a material, welding work, etc.

Meanwhile, wind generated by a plurality of heat dissipation fans 23 provided on one side of the frame part 2 at high speed by the controller 4 is provided on one side of the enclosure 38 and the electrolytic cell cover 34. Rapid cooling of the plurality of first, second, third, and fourth heat sink fins 41, 42, 41a, 42a prevents the temperature of the electrolytic cell from rising above a certain limit so that smooth electrolysis can be performed continuously. It prevents unnecessary power loss due to high temperature.

In addition, the control unit 4 by the control unit radiating fan 24 is interlocked to cool the substrate 18 and the A / D converter 17 to prevent overheating to prevent malfunction of the device.

During this process, the amount of electrolyte and the temperature of the electrolyte filled in the electrolytic cell 3 are sensed by the water level sensor 20 and the temperature sensor 22 provided on one side of the housing 38, and the pressure is measured by pressure. It is displayed externally through the unit 6 and is converted into an electric signal and applied to the controller 4.

When the amount of the signal of the electrolyte solution applied to the control unit 4 is smaller than the preset reference value, the motor of the water supply unit 21 is driven and supplied to the electrolytic cell unit 3 through the water supply port 60. The quantity is supplied by the preset quantity and stops when the set value is reached.

In addition Directly connected to the water line having the above water pressure can be used more conveniently.

In addition, when the pressure signal of the mixed gas applied to the control unit 4 is less than the set value, the alarm or buzzer sound is notified to the outside, and if the lower limit lasts for about 30 seconds or more, the gas discharge is automatically cut off.

Meanwhile, as shown in FIGS. 5A and 5B, when the far-infrared radiators 70 and 71 made of ceramic are provided on one side or both sides of the first and second electrode plates 29 and 30, the electrolysis rate is maximized. It is possible to generate a large amount of oxygen and hydrogen gas.

In addition, the far-infrared radiators 70 and 71 used at this time may be used to have a rectangular shape for the purpose of widening the cross-sectional area, in some cases, that is, circular.

As described above, the present invention is connected to the electrolytic cell having a plurality of heat radiation fins on both sides in parallel to install in the frame in which the cooling fan is installed, in the process of generating a mixed gas by applying a DC power from both sides of the electrolytic cell After the moisture contained in the gas is properly removed, it is ignited with a torch so that it can be easily used for welding and cutting of welding.

In addition, it is possible to easily supply sufficient mixed gas by expanding and using the electrolytic cell according to the required gas capacity, and to increase the airtightness to prevent leakage of electrolytic solution, electric shock and explosion by it. .

In addition, the temperature of the electrolytic cell can be easily optimized to increase the amount of gas generated, and unlike general electrolyzer using distilled water, there is an advantage that it can be used for a long time using general tap water.

Claims (9)

In the apparatus for providing a cathode and a positive electrode plate inside the electrolytic cell having a form of the enclosure, the electrolytic solution is electrolyzed to obtain hydrogen and oxygen gas, A frame part 2 having a box shape divided into a plurality of first, second, third space parts 11, 12, 13; A controller 4 having an A / D converter 17 provided on an upper side of the second space part 12; The lower side of the second space part 12 is filled with a predetermined amount of electrolyte solution to prevent leakage and to generate a mixed gas while electrolysis is performed by electricity applied through the A / D converter 17. An electrolytic cell part 3 installed at the; A collecting part 5a for collecting the generated mixed gas into one place; A filtering unit 5 provided in the collecting unit 3 to remove foreign substances contained in the mixed gas collected by the collecting unit 5a; A pressure measuring unit 6 connected to the branching unit 6a to check the pressure of the mixed gas passing through the filtration unit 5; A flashback prevention part 7 installed in the third space part 13 while being connected to the branch part 6a; A flame adjusting unit 7a provided on the discharge side of the flashback preventing unit 7; An inverse pixel section 8a connected to the discharge side of the flame control section 7a; A large-capacity oxygen-hydrogen mixed gas generator using a variable electrolyzer, characterized in that the torch unit (10) is connected to the inverse pixel unit (8) via a control valve (9). The method of claim 1, The electrolytic cell part 3 is provided with a flange 40 having a connection hole 39 at the edge of the housing 38, the sensing unit 19 and the plurality of first and second cooling fins 41 on the outer surface. An electrolyzer body 24 integrally with 41a, an explosion-proof silencer 43, a first drain valve 44, and an electrolyte concentration sensor 42; An insulating packing 25 having a plurality of through-holes 49 integrally provided in close contact with the vertical surface of the flange 40 and the horizontal surface of the housing 38 connected to the flange 40; First, second, and third insulating gap retaining members (26, 27, 28) having a shape of a quadrangular ring inserted into a portion where the insulating packing 25 and the housing 38 are in contact with each other; A first plate electrode 26 inserted between the first and second insulating gap holding members 26 and 27; A second plate electrode 30 interposed between the second and third insulating gap retaining members 27 and 28; An electrolytic cell cover 34 having a gas hole 55 and a main hole 56 at an upper side thereof and an electrolyte flow hole 57 at a lower side thereof and third and fourth cooling fins 41a and 42a at one side thereof; The airtightness is ensured by fastening members 33 and 33a having insulating rings 31 and 32 interposed on both sides of the insulating packing 25 and the third insulating gap maintaining member 28, respectively. It is fixed so as to maintain a single set of +,-terminals 35, 36 connected to the electrolyzer body 24 and the electrolyzer cover 34, and a plurality of tanks to establish a gas hole 55 and the order hole ( 56) Large-capacity oxygen-hydrogen mixed gas generators by variable electrolyzer, characterized in that the connection pipes (37a) (37) of the 'shape, and consisting of a connection pipe 38 provided in the electrolyte flow hole (57). The method of claim 2, The sensing unit 19 allows the electrolyte in the electrolytic cell to flow into the cylindrical vertical pipe 46 having a predetermined height L through the horizontal pipes 45 and 45a connected to the top and the bottom, and the vertical pipe 46 Large-capacity oxygen-hydrogen hybridization by a variable type electrolyzer, characterized in that the water level sensor 20 provided at the top of the head) and the temperature sensor 22 provided at the bottom of the vertical pipe 46 are connected to the control unit 4. Gas generator. The method of claim 2, The first and second plate electrodes 29 and 30 are formed with electrolyte inflow holes 52 and gas discharge holes 53 at both upper sides thereof, and electrolyte flow holes 54 integrally formed at one lower end thereof. Large-capacity oxygen-hydrogen mixed gas generator using a variable electrolyzer. The method of claim 2, The insulating packing 25 is , When calcination is carried out by mixing an appropriate amount of elements such as Fe, Ca, Mo, Mn, Zr, K, etc. with Ti, Na, Ba, etc. A large-capacity oxygen-hydrogen mixed gas generator using a variable electrolytic cell, characterized in that the powder is formed into a uniformly uniform catalyst solid, which is synthesized to have a weight part of 30 to 40 in the insulating packing, and to activate electrolysis. The method of claim 2, A ceramic piece having a predetermined size is placed inside the rectangular housing 38 constituting the electrolytic cell body 24 and the insulating packing 25 and the first, second, and third insulating members 26, 27, 28. Equipped with a large-capacity oxygen-hydrogen hybrid gas generator by a variable electrolytic cell, characterized in that configured to activate the electrolysis. The method of claim 1, A large-capacity oxygen-hydrogen mixed gas generator by a variable type electrolytic cell, characterized in that the paint of any one of the magnetic field generated or the far-infrared paint is painted inside the hybrid gas generator. The method of claim 4, wherein The first and second plate electrodes 29 and 30 have a far-infrared radiator 70 and 71 made of ceramics on one side or both sides thereof. The method of claim 8, The far-infrared radiator (70, 71) is a large-capacity oxygen-hydrogen mixed gas generator by a variable type electrolytic cell, characterized in that consisting of any one of a circular or rectangular shape.