JPH11302885A - Combustible mixture gas generator of hydrogen and oxygen - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a combustible mixture gas generator in which a water- based electrolytic soln. is electrolyzed to produce a hydrogen gas and an oxygen gas with high efficiency and the produced gas can be supplied for general use. SOLUTION: A plurality of planer electrode plates 11-1 to 11-9 and a plurality of insulating gaskets 12 are piled up to be a pair in such a manner that the insulating gaskets 12 are inserted for every one body between electrode plates 11-1 to 11-9 and set with main body setting bolts 20. Thus, a plurality of unit electrolytic cells each to be filled with an electrolytic soln. are equipped. The lower part of the electrode plates 11-1 to 11-9 is formed so as to be linked with a hole 11c to pass the electrolytic soln. and the upper part of the electrode plates 11-1 to 11-9 is formed so to be linked with a hole 11b to pass the gas. Hydrogen and oxygen are produced in each of the unit electrolytic cells 10. The gas generating device is equipped with an electrolytic soln. replenishing tank and a filtration tank 30 to filter the mixture gas.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention provides an apparatus for generating a combustible mixed gas of hydrogen and oxygen by electrolyzing water with high efficiency. It can be used safely as a fuel for combustion equipment for various industries and households, and furthermore, it is possible to save power, generate a large volume of flammable mixed gas of hydrogen and oxygen, and A compact generator is also formed. The fact that it can be frequently used for various purposes has social significance, and it is useful for preventing environmental pollution and saving resources by putting it into practical use.

[0002]

2. Description of the Related Art Hydrogen and oxygen gas generators have been developed using various electrolytic generating means, but those that reach practical use are mainly large-scale Bombay-filled scales. Is not excellent.
The equipment is large, the power efficiency is poor, and the manufacturing cost of the plant is beyond the low cost. At present, research on compact and highly efficient devices is being conducted, but the manufacturing cost is severe and the safety is poor. At present, a simple device is desired. As an application related to welding, Japanese Patent Publication No. 57-8877 discloses an apparatus for generating a mixed gas of O and H for welding and fusing without using a high-pressure cylinder. As a method for increasing the electrolysis efficiency, as described in JP-B-59-34235 and JP-B-63-3955, as a method of increasing the conductivity efficiency, a method in which a metal or the like is adhered to the surface of a conductive porous body, By using what made itself a porous body,
A method for increasing the generation amount of hydrogen gas is disclosed. Further, as a method for generating a combustible gas for fuel, Japanese Patent Application Laid-Open No.
Nos. 28780 and 192868 disclose mixed gas generators of hydrogen and oxygen.

[0003]

Most of these hydrogen and oxygen mixed gas generators have a large number of electrode plates incorporated in a cylindrical electrolytic cell, and the number of electrodes installed in a unit volume is large. And the area is limited, and it is not possible to generate a large amount of gas per unit volume. Air-cooled. The closer to the center of the electrolytic cell, the worse the heat dissipation effect, the electrolytic cell liquid boils,
Depending on the type of electrolyte, harmful gas may be generated,
It was necessary to stop driving or to drive intermittently.
Further, in the case of cylindrical electrodes set on concentric circles, the electrode areas are different from the inside to the outside, so that the current density per unit area of each electrode is not equalized, and the electrode area of each electrode is limited. And the amount of gas generated per unit area is low.

[0004]

SUMMARY OF THE INVENTION The present invention relates to an apparatus for generating a flammable mixed gas of hydrogen and oxygen, which electrolyzes a water-based electrolyte to efficiently generate and supply hydrogen and oxygen gas. In particular, a plurality of plate-like electrode plates and a plurality of insulating gaskets are alternately combined, a plurality of unit potential electrolysis chambers are provided to form a gas generation chamber, and the connection portion of each electrode plate is larger than the insulating gasket. The inner surface of each electrode plate forms a wave-shaped or uneven-shaped part to maximize the generation efficiency of the amount of electrolysis while protruding and forming a heat-dissipating part (elfin-shaped). The time required for gas bubbles to adhere to the electrode plate has been reduced. Of course, the capacity can be easily adjusted by the number of electrode plates, the amount of gas generated per unit volume can be increased, the heat generated in the electrolytic process can be easily released, and the problem due to overheating can be solved. did. Furthermore, oxygen gas is generated from the part that is positively charged on the electrode plate, and hydrogen gas is generated from the part that is negatively charged, and floats on the surface of the electrolytic solution. Hydrogen and oxygen gas are mixed into the gas flow pipe, flow into the upper part of the electrolytic replenisher tank and the gas filtration tank, pass through the filter, and pass through the filter while the non-flammable fuel such as the electrolyte contained in the mixed gas and water vapor After the material is filtered, it is supplied to a combustion device or the like as a combustible clean gas of a mixture of hydrogen and oxygen through a gas discharge pipe.

The present invention solves the conventional disadvantages by providing a very good cooling effect and increasing the amount of gas generated per unit volume, while replenishing the electrolyte and filtering the gas.
An object of the present invention is to provide a space-saving type combustible gas generator of hydrogen and oxygen which can be effectively performed.

[0006]

A positively charged portion of the electrode plate generates oxygen gas, and a negatively charged portion generates hydrogen gas. The portion of the electrode plate floats on the surface of the electrolytic solution, and is connected to each electrolytic chamber above the electrode. Through which hydrogen and oxygen gas are mixed into the gas flow pipe, flow into the upper part of the electrolytic replenisher tank and the gas filter tank, pass through the filter, and pass through the electrolytic solution and water vapor contained in the mixed gas. After the non-flammable substances are removed, the combustible hydrogen and oxygen are generated as clean gas through the gas discharge pipe. This gas contains only H2 and O2 as atoms due to the composition of water. Therefore, even if this product gas burns, it has strong thermal power,
An ideal product gas without odor, color or toxicity is produced.

【Example】

In order to explain the present invention in detail, embodiments will be described with reference to the accompanying drawings. FIG. 1 is a vertical sectional view of a combustible mixed gas generator of hydrogen and oxygen. FIG. 2 is a perspective view of an electrode plate and an insulating gasket which are main parts of the present invention.
FIG. 3 is a partial sectional view of a main part of FIG. As shown in the figure, the apparatus for generating a combustible mixed gas of hydrogen and oxygen according to the present invention includes a gas generating chamber 10 for generating a mixed gas of hydrogen and oxygen in a main body case 1 and an electrolytic solution 2 in the gas generating chamber 10. , And set an electrolyte replenishment and gas filtration tank 30 for filtering out the discharged gas.

[0008] The hydrogen and oxygen mixed gas generation chamber,
A plurality of unit electrolytic cells, each of which is set with a set vault so that an insulating gasket 12 is integrally inserted between a plurality of flat electrode plates 11 (11-1 to 11-9) and is filled with an electrolytic solution. A chamber 10 is provided, and a flow-through hole 11 c for electrolysis is formed below the electrode plate 11. A gas flow hole 11b is formed in the upper part of the electrode plate 11, and an electrolyte flow tube 33 is connected to the hole thus opened. The electrolyte flow hole 31a at the right end of the tube has a hole. Tank body 3
Connected to 0. Direct current power (DC) is conducted to both outer electrolytic plates 11 through power supply connection terminals 13 and 14, and hydrogen and oxygen gas are generated in each unit electrolytic chamber 10, and connected to the gas flow holes 11 b of the electrode plates 11. It is configured to be discharged to the distribution pipe 34. 31c is an electrolyte supply pipe, 3
5 is a gas discharge pipe, 37 is an electrolyte discharge pipe, 31c is an electrolyte circulation hole, and 38 is an electrolyte supply pipe. Each electrode plate 11
Is projected outside the insulating gasket 12,
A heat dissipating portion 11 serving as a heat dissipating plate (L fin) is provided. Each electrode plate 11 is provided on the inner side of the insulating gasket 12 at a portion in contact with the electrolytic solution 2 to increase an electrolytic action area. Electrolysis efficiency promoting part 1 in the direction of water
1 ′ · 11 ″ is formed.

Set vault 2 for connecting bolts on electrode plate
No. 0, a plurality of set bolt holes 11a are formed in the connection portion of the insulating gasket 12, an insulating sleeve 22 is inserted inside the set bolt holes 11a, a set vault having a set bolt head 21 is inserted inside the insulating sleeve 22, and both ends are inserted. It is tightened and set with a nut 24 with an insulating washer 23 interposed inside. In addition, a hydrogen and oxygen mixed gas generation chamber 1
0 electrode plate 11 and electrolyte replenishment and gas filtration tank 3
One side of 6 is adapted to cool the heat generating portion while the electrolyte circulates between the electrolyte replenishment and gas filtration tank 30.

Reference numerals 39 and 40 in the drawing indicate a water level indicator gauge and a pressure gauge (for pressure switch interlock control) mounted on the electrolyte replenishment and gas filtration tank 30.

In the apparatus for generating a combustible gas of hydrogen and oxygen according to the present invention described above, the electrolytic solution 2 is placed inside each of the unit electrolytic chambers 10 of the gas generating chamber 10 by the electrolysis efficiency promoting portion 1.
Filling up to the position where the upper part of 1 ′ · 11 ″ is immersed, conducting DC power to the power supply connection terminals 13 and 14 of both side electrode plates 11, both side surfaces of each electrode plate 11 are charged and known electrolysis Oxygen gas from the positively (+) charged part according to the principle,
Hydrogen gas is generated from the negatively charged portion, and the hydrogen gas and oxygen gas thus generated float on the upper part of each unit electrolysis chamber 10 and are formed on the upper side of each electrode plate 11. The gas is discharged in a state of being mixed with the gas flow pipe 34 through the gas flow hole 11b, flows into the upper inside of the electrolyte replenishment and gas filtration tank 30 from the gas flow pipe 34, passes through the filter 36, After the non-flammable substances such as water vapor and the electrolyte contained in the gas are filtered, the gas exhaust pipe 35
And supplied to a combustion device or the like through a hose as a mixed gas of hydrogen and oxygen thus discharged. Reference numeral 30 denotes a main body of the tank 30.

The apparatus of the present invention which operates as described above has a plurality of electrode plates 11 and a plurality of insulating gaskets 12 arranged alternately to form a gas generation chamber.
1 and the number of insulating gaskets 12 are increased / decreased.
By adjusting the required number of zeros, there is an advantage that the amount of released gas can be easily controlled. Reference numeral 37 denotes an electrolyte discharge pipe for discharging the remaining electrolyte.

Further, since the electrode plate 11 of the device of the present invention has the heat radiating portion 11 protruding outside each insulating gasket 12, it functions as a heat radiating fin, and the gas generating chamber 10 by air cooling is formed. An axial fan device for cooling the internal electrolyte 2 and forcibly cooling the main body case 1 is also easy. However, since the electrolytic solution 2 is cooled while continuously circulating between the gas generating chamber 10 and the electrolytic solution replenishing and gas filtering tank 30, the heat generated in the electrolytic process is released very effectively.

In particular, an important advantage of the present invention is characterized by the formation of an electrode plate for electrolysis. The electrode area of the unit electrolytic chamber 10 is increased by employing the electrolytic efficiency promoting portion 11′11 ″ in which the contact electrolytic area capacity of the electrode plate 11 with the electrolytic solution 2 is formed into a corrugated or uneven shape. Further, the type of the electrolysis gas (variable comparison of hydrogen and oxygen) can be easily changed by changing the shape area.

As described above, according to the present invention, by controlling the processing of the electrode plate and the insulating gasket, the electrolytic capacity can be easily increased / decreased, and the type and amount of gas can be controlled. It is possible to cool the heat generated by the gas very efficiently and to generate the gas with high efficiency, and it is expected as a clean energy gas generator for combustion.

[0016]

According to the apparatus of the present invention, as described above,
The application is vast as clean energy for combustion,
Large, medium and small capacities are continuously generated according to your preference, and it is easy to use because of its sufficient safety.It is used for industrial welding and fusion, incineration of garbage, for medical waste disposal, and for industrial agriculture. It is widely used as fuel for boilers and the like, household fuel, and all other combustion fuels.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of the device of the present invention.

FIG. 2 is an assembled perspective view of an electrode plate and an insulating gasket, which are main parts of the device of the present invention.

FIG. 3 is a partial sectional view of a main part of the device of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body case 10 Gas generation chamber 10 Unit electrolysis chamber 11 Electrode plate (11-1 to 11-9) 11 'Electrolysis efficiency promotion part 11 "Heat radiating part 11a Set vault hole 11b Gas circulation hole 11c Electrolyte circulation hole 11d Electrolyte circulation Flow hole 12 Insulation gasket 12 Set vault hole 13 Power supply connection terminal 14 # 20 Set vault 21 Set vault head 22 Insulation sleeve 23 Insulation washer 24 Nut 30 Electrolyte replenishment and gas filtration tank 31 Tank body 31 Electrolyte supply pipe 31a Electrolyte Flow hole 31b Gas flow hole 31c Electrolyte circulation flow hole 33 Electrolyte flow tube 34 Gas flow tube 35 Gas discharge tube 36 Electrolyte replenishment and filtration tank 36 Filter 37 Electrolyte discharge tube 38 Electrolyte supply tube 39 Water level indicator gauge ( 39) and pressure gauge (40) 40 〃

Claims (6)

[Claims] 1. A plurality of flat electrode plates 11 and a plurality of insulating gaskets 12 are stacked to form a pair, and the insulating gaskets 12 are integrally placed between the electrode plates 11 so as to be searched. , Set with the body set vault 20,
A plurality of unit electrolytic chambers 10 filled with an electrolytic solution are provided,
The lower part of the electrode plate 11 is formed so as to interlock with the electrolyte flow hole 11c, and the upper part of the electrode plate 11 is interlocked with the gas flow hole 11b. The terminals 13 and 14 are energized with a conductive DC power supply, and hydrogen and oxygen are generated in each of the unit electrolysis chambers 10, and are discharged through a gas connecting pipe 34 connected to the upper gas flow hole 11 b of the electrode plate 11. An electrolyte replenishment tank and a filtration tank 30 for replenishing the electrolyte 10 with a gas and filtering a mixed gas of hydrogen and oxygen discharged through the gas flow pipe 34
A combustible mixed gas generator of hydrogen and oxygen characterized by being provided with. 2. One end of the electrode plate 11 protrudes outside the insulating gasket 12, and serves as a heat radiating plate.
The apparatus for generating a combustible mixed gas of hydrogen and oxygen according to claim 1, wherein 1 "is provided. 3. The electrode plate 11 is provided with a corrugated / uneven electrolytic solution in the direction perpendicular to the water in order to increase an electrolytic action area at a portion in contact with the electrolytic solution on both inner surfaces located inside the insulating gasket 12. The apparatus for generating a combustible mixed gas of hydrogen and oxygen according to claim 1, characterized in that it is equipped with an efficiency promoting part 11 'and a heat radiation promoting part 11 ". 4. The set vault 20 is attached to the insulating gasket 1.
The main connection part 3 has a multi-hole body setting vault hole 12a.
Is formed, and a vault 21 is located inside the insulating sleeve 22 with the insulating washer 23 interposed therebetween at the center thereof.
The apparatus for generating a combustible mixed gas of hydrogen and oxygen according to claim 1, wherein the apparatus is set with a body tightening nut (24). 5. An electrolyte supply pipe 31 is provided in an upper part of the electrolyte replenishment and gas filtration tank 30, and an electrolyte flow hole 31a is formed in a lower part. 11 is connected to the electrolyte flow pipe 33 in which the electrolyte flow hole 31a is formed.
A gas flow hole 31b is formed, connected to the gas flow hole 11b formed in the electrode plate and the gas flow pipe 34, and a filter 36 for filtering gas is fixed on the upper inside, and the upper side portion is 2. A flammable mixed gas generator of hydrogen and oxygen according to claim 1, wherein a gas discharge pipe is connected to the lower end of the gas supply pipe, and an electrolyte discharge pipe is connected to the lower end of the gas discharge pipe. 6. An electrode plate 11 of a mixed gas generating chamber 10 of hydrogen and oxygen, an electrolyte replenishment and gas filtration tank 30.
2. The side surface of the liquid crystal display device is connected to an electrolyte circulation pipe 11d, connected to a gas generation chamber and an electrolyte replenishment and gas filtration tank 30, and cooled while circulating the electrolyte. An apparatus for generating a mixed gas of hydrogen and oxygen as described above.