CN203159721U - Self-breathing type electrochemical oxygen generation system - Google Patents
Self-breathing type electrochemical oxygen generation system Download PDFInfo
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- CN203159721U CN203159721U CN 201320117618 CN201320117618U CN203159721U CN 203159721 U CN203159721 U CN 203159721U CN 201320117618 CN201320117618 CN 201320117618 CN 201320117618 U CN201320117618 U CN 201320117618U CN 203159721 U CN203159721 U CN 203159721U
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- pure oxygen
- generating assembly
- oxygen
- oxygen generating
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Abstract
The utility model provides a self-breathing type electrochemical oxygen generation system. The system simultaneously has a plurality of oxygen flow paths, the oxygen flow rate of each flow path can be increased as required so as to meet the oxygen demand in practical use. The system comprises a pure oxygen generation assembly, and is characterized by further comprising a power supply system, a control system, and at least one pure oxygen generation flow path, at least one pure oxygen generation assembly is arranged in each pure oxygen generation flow path, the pure oxygen generation flow paths are combined and arranged into a pure oxygen generation assembly array, the control system is externally connected with the power supply system, a power switch, a temperature and humidity sensor, pressure sensors and a display screen are arranged in the control system, the number of the pressure sensors is equal to that of the pure oxygen generation flow paths in the pure oxygen generation assembly array, and each pressure sensor is connected with an inlet of the pure oxygen generation flow path correspondingly.
Description
Technical field
The utility model relates to the technical field that electrochemistry is made pure oxygen, is specially a kind of self-respiration type electro-chemistry oxygen-producing system.
Background technology
Existing self-respiration type electro-chemistry oxygen-producing machine, its patent publication No.: CN102851681A, the applying date: the patent on April 1st, 2012 is described below: the utility model provides self-respiration type electro-chemistry oxygen-producing machine, it makes guarantees that by artificial operation in time pure oxygen generating assembly pressure inside is in normal range after the external oxygen output tube stops up, guarantee the works better of pure oxygen generating assembly, thereby guarantee the long service life of oxygenerator.It comprises body skin, described body skin comprises upper casing, lower casing, it is characterized in that: comprise the battery installation cavity in the formed cavity of described upper casing, the controller installation cavity, the electrochemical assembly installation cavity, in the described battery installation cavity battery is housed, in the described controller installation cavity controller is housed, self-respiration type electrochemistry pure oxygen generating assembly is housed in the described electrochemical assembly installation cavity, the upper housing of the described upper casing of described electrochemical assembly installation cavity correspondence has breather hole, the upper housing of the described upper casing of described controller installation cavity correspondence has the display screen pilot hole, the positive pole of described battery installation cavity, negative pole connects the positive level of described controller incoming end respectively by lead-in wire, negative pole.
Above-mentioned oxygenerator only provides an oxygen stream, and the flow of this oxygenerator is also less in addition.Yet, in actual use, often need oxygen generation system can provide many oxygen streams simultaneously; In addition, in actual use, wish that also the oxygen-supplying amount of each bar oxygen stream can be bigger.
The utility model content
At the problems referred to above, the utility model provides a kind of self-respiration type electro-chemistry oxygen-producing system, and this system has many oxygen streams simultaneously, and can increase the oxygen flow of each bar stream according to demand, satisfies in actual use the demand to oxygen.
A kind of self-respiration type electro-chemistry oxygen-producing system, its technical scheme is such: it comprises the pure oxygen generating assembly, it is characterized in that: it also comprises power supply system, Controlling System, at least one pure oxygen generation stream, be provided with at least one described pure oxygen generating assembly in every described pure oxygen generation stream, described pure oxygen generation stream assembled arrangement becomes pure oxygen generating assembly array, described Controlling System is circumscribed with described power supply system, be provided with power switch in the described Controlling System, Temperature Humidity Sensor, pressure transmitter, display screen, the bar number of the pure oxygen generation stream in the quantity of described pressure transmitter and the described pure oxygen generating assembly array is identical, described pressure transmitter connects the entrance of corresponding described pure oxygen generation stream, each anode pin of described pure oxygen generating assembly in every described pure oxygen generation stream back that is connected in parallel is connected to the positive pole of described Controlling System output terminal by anodal circuit, each negative electrode pin of described pure oxygen generating assembly in every described pure oxygen generation stream back that is connected in parallel is connected to the negative pole of described Controlling System output terminal, the output head anode of described power supply system by the negative pole circuit, negative pole connects the positive level of described Controlling System incoming end respectively by lead-in wire, negative pole.
It is further characterized in that: described power supply system can adopt battery directly to power; Also can be the ac/dc converting system, get from electrical network and power after alternating-current converts direct current to;
The concrete quantity of described pure oxygen generation stream is 1～1000, and the concrete quantity of described pressure transmitter is 1～1000, and the bar number of the pure oxygen generation stream in the quantity of described pressure transmitter and the described pure oxygen generating assembly array is identical;
Comprise an air feed pure oxygen generating assembly in every described pure oxygen generation stream, when pure oxygen generation stream contained a described pure oxygen generating assembly, this described pure oxygen generating assembly was air feed pure oxygen generating assembly;
When pure oxygen generation stream contains at least two described pure oxygen generating assemblies, it comprises an air feed pure oxygen generating assembly, all the other are inner pure oxygen generating assembly, described inner pure oxygen generating assembly is arranged in the side near described Controlling System in turn, and the described inner pure oxygen generating assembly that is positioned at described Controlling System distal-most end connects described air feed pure oxygen generating assembly;
Described air feed pure oxygen generating assembly, the structure of inner pure oxygen generating assembly includes the porous gas end plate, membrane electrode assembly, the oxygen end plate, inner gas collection base, described membrane electrode assembly comprises anode gas diffusion layer, anode catalyst layer, proton exchange membrane, cathode catalysis layer, cathode gas diffusion layer, membrane electrode assembly and oxygen end plate are by being tightly connected, the center of described porous gas end plate is evenly equipped with aperture, described aperture faces described cathode gas diffusion layer, described cathode gas diffusion layer is communicated with the negative pole of outside described Controlling System output terminal, described oxygen end plate middle part has the oxygen through hole, described anode gas diffusion layer is communicated with the positive pole of outside described Controlling System output terminal, the junction outer edge surface of described membrane electrode assembly and described oxygen end plate is provided with the encapsulation groove, and binding agent is loaded in the encapsulation groove; The integral body of the membrane electrode assembly after the described connection, oxygen end plate places on the inner gas collection base, by load binding agent in the sealing groove of inner gas collection base, both is packaged together; The oxygen through hole of described oxygen end plate leads to the oxygen production well of described inner gas collection base, and the oxygen production well is communicated with the afterbody fairlead; Described porous gas end plate places on the cathode gas diffusion layer of described membrane electrode, outside compact winding insulating tape by at described porous gas end plate, membrane electrode, oxygen end plate and inner gas collection base fits tightly porous gas end plate and cathode gas diffusion layer;
Stretch out described negative electrode pin on the described porous gas end plate; Stretch out described anode pin on the described oxygen end plate;
The front of the inside gas collection base of described air feed pure oxygen generating assembly is oxygen connection, and described oxygen production well is communicated with described oxygen connection, and described oxygen connection is communicated with oxygen output tube;
The front of the inside gas collection base of described inner pure oxygen generating assembly is anterior fairlead, and the oxygen production well on the inside gas collection base of described anterior fairlead and described inner pure oxygen generating assembly is communicated with;
The afterbody fairlead of described air feed pure oxygen generating assembly is set with seal tube with the outer edge surface of the anterior fairlead of the inside pure oxygen generating assembly that is adjacent; The afterbody fairlead of previous described inner pure oxygen generating assembly is set with seal tube with the outer edge surface with the anterior fairlead of an adjacent back described inner pure oxygen generating assembly; The outer edge surface of the afterbody fairlead of the described inner pure oxygen generating assembly adjacent with described pressure transmitter and the pressure input terminus of described pressure transmitter is set with seal tube.
After having adopted said structure, because it comprises at least one pure oxygen generation stream, be provided with at least one described pure oxygen generating assembly in every described pure oxygen generation stream, described pure oxygen generation stream assembled arrangement becomes pure oxygen generating assembly array, it makes this system have many pure oxygen generation streams simultaneously, and the quantity that can increase the pure oxygen generating assembly of each bar pure oxygen generation stream according to demand increases corresponding oxygen flow, satisfy in actual use the demand to oxygen, it is powered to Controlling System by power supply system, power switch is controlled the working order of Controlling System, the temperature of Temperature Humidity Sensor induced environment, humidity, pressure transmitter detects the pressure of every pure oxygen generation stream, thereby confirm whether corresponding with it oxygen output tube is blocked, temperature, humidity, the stopping state of each oxygen output tube feeds back to display screen, as monitoring the reference data whether total system works well.
Description of drawings
Fig. 1 is the structural representation of self-respiration type electro-chemistry oxygen-producing of the present utility model system;
Fig. 2 is the structural representation of air feed pure oxygen generating assembly of the present utility model;
Fig. 3 is the annexation synoptic diagram of inner gas collection base of the present utility model, oxygen end plate and membrane electrode assembly;
Fig. 4 is the structural representation of membrane electrode assembly of the present utility model;
Fig. 5 is the structural representation of the concrete encapsulation embodiment one of membrane electrode assembly of the present utility model and oxygen end plate;
Fig. 6 is the structural representation of the concrete encapsulation embodiment two of membrane electrode assembly of the present utility model and oxygen end plate;
Fig. 7 is the structural representation that the porous gas end plate is connected with membrane electrode assembly, oxygen end plate and inner gas collection base with insulating tape of the present utility model;
Fig. 8 is the structural representation of inner pure oxygen generating assembly of the present utility model;
Fig. 9 is the annexation synoptic diagram of inner gas collection base of the present utility model, oxygen end plate and membrane electrode assembly;
Figure 10 is the structural representation that the porous gas end plate is connected with membrane electrode assembly, oxygen end plate and inner gas collection base with insulating tape of the present utility model.
Embodiment
See Fig. 1, a kind of self-respiration type electro-chemistry oxygen-producing system 1, it comprises the pure oxygen generating assembly, it also comprises power supply system 2, Controlling System 3, at least one pure oxygen generation stream 9, be provided with at least one pure oxygen generating assembly in every the pure oxygen generation stream 9, pure oxygen generation stream 9 assembled arrangement become pure oxygen generating assembly array 4, Controlling System 3 is circumscribed with power supply system 2, be provided with power switch 5 in the Controlling System 3, Temperature Humidity Sensor 6, pressure transmitter 7, display screen 8, the bar number of the pure oxygen generation stream 9 in the quantity of pressure transmitter 7 and the pure oxygen generating assembly array 4 is identical, pressure transmitter 7 connects the entrance of corresponding pure oxygen generation stream 9, each anode pin 12 of pure oxygen generating assembly in every pure oxygen generation stream 9 back that is connected in parallel is connected to the positive pole of Controlling System 3 output terminals by anodal circuit 13, each negative electrode pin 14 of pure oxygen generating assembly in every pure oxygen generation stream 9 back that is connected in parallel is connected to the negative pole of Controlling System 3 output terminals, the output head anode of power supply system 2 by negative pole circuit 15, negative pole passes through the positive level of lead-in wire connection control system 3 incoming ends respectively, negative pole.
Power supply system 2 can adopt battery directly to power; Also can be the ac/dc converting system, get from electrical network and power after alternating-current converts direct current to.
The concrete quantity of pure oxygen generation stream 9 is 1～1000, and the concrete quantity of pressure transmitter 7 is 1～1000, and the bar number of the pure oxygen generation stream 9 in the quantity of pressure transmitter 7 and the pure oxygen generating assembly array 4 is identical.
Pure oxygen generating assembly in this programme comprises an air feed pure oxygen generating assembly 10 and N inner pure oxygen generating assembly 11, (0≤N＜1000, and N is integer).
See Fig. 2 to Figure 10, the structure of air feed pure oxygen generation group 10, inner pure oxygen generating assembly 11 includes porous gas end plate 19, membrane electrode assembly 20, oxygen end plate 21, inner gas collection base 22.Membrane electrode assembly 20 comprises anode gas diffusion layer 23, anode catalyst layer 24, proton exchange membrane 25, cathode catalysis layer 26, cathode gas diffusion layer 27, and membrane electrode assembly 20 and oxygen end plate 21 are by being tightly connected.The center of porous gas end plate 19 is evenly equipped with aperture 28, aperture 28 faces cathode gas diffusion layer 27, cathode gas diffusion layer 27 is communicated with the negative pole of external control system 3 output terminals, oxygen end plate 21 middle parts have oxygen through hole 29, anode gas diffusion layer 23 is communicated with the positive pole of external control system 3 output terminals, membrane electrode assembly 20 is provided with the encapsulation groove with the junction outer edge surface of oxygen end plate 21, and binding agent 31 is loaded in the encapsulation groove.Stretch out negative electrode pin 14 on the porous gas end plate 19; Stretch out anode pin 12 on the oxygen end plate 21.Membrane electrode assembly 20 after the connection, the integral body of oxygen end plate 21 place inner gas collection base 22 on, by in the sealing groove 32 of inner gas collection base 22, loading binding agent, both are packaged together; The oxygen through hole 29 of oxygen end plate 21 leads to the oxygen production well 33 of inner gas collection base 22, and oxygen production well 33 is communicated with afterbody fairlead 16; Porous gas end plate 19 places on the cathode gas diffusion layer 27 of membrane electrode assembly 20, by the outside compact winding insulating tape 38 at porous gas end plate 19, membrane electrode assembly 20, oxygen end plate 21 and inner gas collection base 22, porous gas end plate 19 and cathode gas diffusion layer 27 are fitted tightly.
See Fig. 1, Fig. 2, Fig. 3, Fig. 7, the front of the inside gas collection base 22 of air feed pure oxygen generating assembly 10 is oxygen connections 34, and oxygen production well 33 is communicated with oxygen connection 34, and oxygen connection 34 is communicated with oxygen output tube 30;
See Fig. 8, Fig. 9, Figure 10, the front of the inside gas collection base 22 of inner pure oxygen generating assembly 11 is anterior fairleads 17, and the oxygen production well 33 on the inside gas collection base 22 of anterior fairlead 17 and inner pure oxygen generating assembly 11 is communicated with.
The specific embodiment one of pure oxygen generation stream 9: comprise an air feed pure oxygen generating assembly 10 in every the pure oxygen generation stream 9, when pure oxygen generation stream 9 contains a pure oxygen generating assembly, this pure oxygen generating assembly is air feed pure oxygen generating assembly 10, the afterbody fairlead 16 of air feed pure oxygen generating assembly 10 is the entrance of pure oxygen generation stream 9 at this moment, the outer edge surface of the pressure input terminus of corresponding pressure transmitter 7 and the afterbody fairlead 16 of air feed pure oxygen generating assembly 10 is set with seal tube 18, and the oxygen connection 34 of air feed pure oxygen generating assembly 10 is communicated with oxygen output tube 30.
The specific embodiment two of pure oxygen generation stream 9: when pure oxygen generation stream 9 contains two pure oxygen generating assemblies, it comprises an air feed pure oxygen generating assembly 10, an inner pure oxygen generating assembly 11, the afterbody fairlead 16 of inner pure oxygen generating assembly 11 is the entrance of pure oxygen generation stream 9 at this moment, the outer edge surface of the afterbody fairlead 16 of air feed pure oxygen generating assembly 10 and the anterior fairlead 17 of inner pure oxygen generating assembly 11 is set with seal tube 18, the oxygen connection 34 of air feed pure oxygen generating assembly 10 is communicated with oxygen output tube 30, and the afterbody fairlead 16 of inner pure oxygen generating assembly 11 is set with seal tube 18 with the outer edge surface of the pressure input terminus of pressure transmitter 7.
The specific embodiment three of pure oxygen generation stream 9: when pure oxygen generation stream 9 contains at least three pure oxygen generating assemblies, it comprises an air feed pure oxygen generating assembly 10, all the other are inner pure oxygen generating assembly 11, the afterbody fairlead 16 of the inside pure oxygen generating assembly 11 that this moment and pressure transmitter 7 are adjacent is the entrance of pure oxygen generation stream 9, the oxygen connection 34 of air feed pure oxygen generating assembly 10 is communicated with oxygen output tube 30, inner pure oxygen generating assembly 11 is arranged in the side near Controlling System 3 in turn, the inside pure oxygen generating assembly 11 that is positioned at Controlling System 3 distal-most end connects air feed pure oxygen generating assembly 10, and the outer edge surface of the anterior fairlead 17 of the afterbody fairlead 16 of air feed pure oxygen generating assembly 10 and the inside pure oxygen generating assembly 11 that is adjacent is set with seal tube 18; The afterbody fairlead 16 of previous inner pure oxygen generating assembly 11 is set with seal tube 18 with the outer edge surface with the anterior fairlead 16 of an adjacent back inner pure oxygen generating assembly 11; The afterbody fairlead 16 of the inside pure oxygen generating assembly 11 adjacent with pressure transmitter 7 is set with seal tube 18 with the outer edge surface of the pressure input terminus of pressure transmitter 7.
The concrete encapsulation embodiment one of membrane electrode assembly 20, oxygen end plate 21 sees Fig. 5, and the anode gas diffusion layer 23 of the membrane electrode assembly 20 after the encapsulation, the outward flange of anode catalyst layer 24 are provided with anode encapsulation groove 35.Binding agent 31 is loaded in anode encapsulation groove 35.
The concrete encapsulation embodiment two of membrane electrode assembly 20, oxygen end plate 21, see Fig. 6, the anode gas diffusion layer 23 of the membrane electrode assembly 20 after the encapsulation, the outward flange of anode catalyst layer 24 are provided with inner anode encapsulation groove 36, one side outer edge surface of oxygen end plate 21 applying anode gas diffusion layers 23 is provided with outer anode encapsulation groove 37, and inner anode encapsulation groove 36, outer anode encapsulation groove 37 are interconnected and form whole anode encapsulation groove 35.Binding agent 31 is loaded in anode encapsulation groove 35.
Claims (10)
1. self-respiration type electro-chemistry oxygen-producing system, it comprises the pure oxygen generating assembly, it is characterized in that: it also comprises power supply system, Controlling System, at least one pure oxygen generation stream, be provided with at least one described pure oxygen generating assembly in every described pure oxygen generation stream, described pure oxygen generation stream assembled arrangement becomes pure oxygen generating assembly array, described Controlling System is circumscribed with described power supply system, be provided with power switch in the described Controlling System, Temperature Humidity Sensor, pressure transmitter, display screen, the bar number of the pure oxygen generation stream in the quantity of described pressure transmitter and the described pure oxygen generating assembly array is identical, described pressure transmitter connects the entrance of corresponding described pure oxygen generation stream, each anode pin of described pure oxygen generating assembly in every described pure oxygen generation stream back that is connected in parallel is connected to the positive pole of described Controlling System output terminal by anodal circuit, each negative electrode pin of described pure oxygen generating assembly in every described pure oxygen generation stream back that is connected in parallel is connected to the negative pole of described Controlling System output terminal, the output head anode of described power supply system by the negative pole circuit, negative pole connects the positive level of described Controlling System incoming end respectively by lead-in wire, negative pole.
2. a kind of self-respiration type electro-chemistry oxygen-producing according to claim 1 system, it is characterized in that: described power supply system can adopt battery directly to power; Also can be the ac/dc converting system, get from electrical network and power after alternating-current converts direct current to.
3. a kind of self-respiration type electro-chemistry oxygen-producing according to claim 1 system, it is characterized in that: the concrete quantity of described pure oxygen generation stream is 1～1000, the concrete quantity of described pressure transmitter is 1～1000, and the bar number of the pure oxygen generation stream in the quantity of described pressure transmitter and the described pure oxygen generating assembly array is identical.
4. a kind of self-respiration type electro-chemistry oxygen-producing according to claim 1 system, it is characterized in that: comprise an air feed pure oxygen generating assembly in every described pure oxygen generation stream, when pure oxygen generation stream contained a described pure oxygen generating assembly, this described pure oxygen generating assembly was air feed pure oxygen generating assembly.
5. a kind of self-respiration type electro-chemistry oxygen-producing according to claim 1 system, it is characterized in that: when pure oxygen generation stream contains at least two described pure oxygen generating assemblies, it comprises an air feed pure oxygen generating assembly, all the other are inner pure oxygen generating assembly, described inner pure oxygen generating assembly is arranged in the side near described Controlling System in turn, and the described inner pure oxygen generating assembly that is positioned at described Controlling System distal-most end connects described air feed pure oxygen generating assembly.
6. according to claim 4 or 5 described a kind of self-respiration type electro-chemistry oxygen-producing systems, it is characterized in that: described air feed pure oxygen generating assembly, the structure of inner pure oxygen generating assembly includes the porous gas end plate, membrane electrode assembly, the oxygen end plate, inner gas collection base, described membrane electrode assembly comprises anode gas diffusion layer, anode catalyst layer, proton exchange membrane, cathode catalysis layer, cathode gas diffusion layer, membrane electrode assembly and oxygen end plate are by being tightly connected, the center of described porous gas end plate is evenly equipped with aperture, described aperture faces described cathode gas diffusion layer, described cathode gas diffusion layer is communicated with the negative pole of outside described Controlling System output terminal, described oxygen end plate middle part has the oxygen through hole, described anode gas diffusion layer is communicated with the positive pole of outside described Controlling System output terminal, the junction outer edge surface of described membrane electrode assembly and described oxygen end plate is provided with the encapsulation groove, and binding agent is loaded in the encapsulation groove; The integral body of the membrane electrode assembly after the described connection, oxygen end plate places on the inner gas collection base, by load binding agent in the sealing groove of inner gas collection base, both is packaged together; The oxygen through hole of described oxygen end plate leads to the oxygen production well of described inner gas collection base, and the oxygen production well is communicated with the afterbody fairlead; Described porous gas end plate places on the cathode gas diffusion layer of described membrane electrode, outside compact winding insulating tape by at described porous gas end plate, membrane electrode, oxygen end plate and inner gas collection base fits tightly porous gas end plate and cathode gas diffusion layer.
7. a kind of self-respiration type electro-chemistry oxygen-producing according to claim 6 system is characterized in that: stretch out described negative electrode pin on the described porous gas end plate; Stretch out described anode pin on the described oxygen end plate.
8. a kind of self-respiration type electro-chemistry oxygen-producing according to claim 6 system, it is characterized in that: the front of the inside gas collection base of described air feed pure oxygen generating assembly is oxygen connection, described oxygen production well is communicated with described oxygen connection, and described oxygen connection is communicated with oxygen output tube.
9. a kind of self-respiration type electro-chemistry oxygen-producing according to claim 8 system, it is characterized in that: the front of the inside gas collection base of described inner pure oxygen generating assembly is anterior fairlead, and the oxygen production well on the inside gas collection base of described anterior fairlead and described inner pure oxygen generating assembly is communicated with.
10. a kind of self-respiration type electro-chemistry oxygen-producing according to claim 9 system is characterized in that: the outer edge surface of the anterior fairlead of the afterbody fairlead of described air feed pure oxygen generating assembly and the inside pure oxygen generating assembly that is adjacent is set with seal tube; The afterbody fairlead of previous described inner pure oxygen generating assembly is set with seal tube with the outer edge surface with the anterior fairlead of an adjacent back described inner pure oxygen generating assembly; The outer edge surface of the afterbody fairlead of the described inner pure oxygen generating assembly adjacent with described pressure transmitter and the pressure input terminus of described pressure transmitter is set with seal tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320117618 CN203159721U (en) | 2013-03-15 | 2013-03-15 | Self-breathing type electrochemical oxygen generation system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320117618 CN203159721U (en) | 2013-03-15 | 2013-03-15 | Self-breathing type electrochemical oxygen generation system |
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| CN203159721U true CN203159721U (en) | 2013-08-28 |
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| CN 201320117618 Expired - Fee Related CN203159721U (en) | 2013-03-15 | 2013-03-15 | Self-breathing type electrochemical oxygen generation system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103173781A (en) * | 2013-03-15 | 2013-06-26 | 胡鸣若 | Self-breathing electrochemical oxygen generation system |
| KR102451744B1 (en) * | 2022-01-29 | 2022-10-06 | 주식회사 오투트리 | high purity and middle-large size oxygen generating device controlled by wireless network |
| KR102483358B1 (en) * | 2022-01-29 | 2022-12-30 | 주식회사 오투트리 | high purity and middle-large size oxygen generating device comprising high purity oxygen generator having multi-stage parallelisim structure |
-
2013
- 2013-03-15 CN CN 201320117618 patent/CN203159721U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103173781A (en) * | 2013-03-15 | 2013-06-26 | 胡鸣若 | Self-breathing electrochemical oxygen generation system |
| KR102451744B1 (en) * | 2022-01-29 | 2022-10-06 | 주식회사 오투트리 | high purity and middle-large size oxygen generating device controlled by wireless network |
| KR102483358B1 (en) * | 2022-01-29 | 2022-12-30 | 주식회사 오투트리 | high purity and middle-large size oxygen generating device comprising high purity oxygen generator having multi-stage parallelisim structure |
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