CN2858672Y - Electrochemical oxygen generator - Google Patents
Electrochemical oxygen generator Download PDFInfo
- Publication number
- CN2858672Y CN2858672Y CNU2005201227447U CN200520122744U CN2858672Y CN 2858672 Y CN2858672 Y CN 2858672Y CN U2005201227447 U CNU2005201227447 U CN U2005201227447U CN 200520122744 U CN200520122744 U CN 200520122744U CN 2858672 Y CN2858672 Y CN 2858672Y
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- Prior art keywords
- oxygen
- electrolyzer
- liquid pool
- group
- electro
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The utility model relates to an oxygen generator, especially relates an electrochemical oxygen generator including a oxygen generator shell characterized by that an electrolytic cell shell is a arranged on the oxygen generator, the electrolytic cell shell has a oxygen air chamber, an upper liquid pool, an anode electrode, an cathode electrode, an electrobath, an air chamber, an air chamber shell, a lower liquid pool, a electrolyte circulation bath, a controller, an oxygen cleaning chamber, an oxygen transmission pipe port, a power source. Each set of electrolytic unit has two electrobath sets, each is parallel connection combination of an anode electrode and a cathode electrode, every two electrobaths have a same said anode electrode. The utility model is small in volume, no leakage, overcoming the damage caused by polarization of difference in temperature and polarization of difference in concentration, fast in oxygen producing and high in oxygen producing efficiency.
Description
Technical field
The utility model relates to a kind of oxygen generating plant, especially relates to a kind of electro-chemistry oxygen-producing machine that adopts electrochemical method system oxygen.
Background technology
The electro-chemistry oxygen-producing machine of the air electrode system of utilization oxygen, ultimate principle are to utilize air electrode negative electrode and metal anode to constitute an electrolyzer, under the alive outside effect, by electrochemical process, change airborne oxygen into pure oxygen.Electro-chemistry oxygen-producing device the earliest selects for use the air reduction process electrode as cathode assembly, is become by polyethylene, gac, reducing catalyst, acetylene black and silver-plated copper mesh complex group; Anode assemblies adopts erosion resistance strong and oxygen overpotential is low analyses the oxygen metal anode; Electrolytic solution adopts alkali lye; Purge gas adopts wash-bottle for gases; The pressure limiting film is set, and meeting autoclasis when the groove internal pressure increases to a threshold value in case the air outlet gets clogged is with protection electrolyzer safety.This device is to be made of electrolyzer and peripheral components, generally all adopt relatively independent, electrolytic solution in the electrolyzer is by aperture and outside circulation of elecrolyte, thereby the oxygen that produces in the electrolyzer is restricted can't all overflow fast, cause oxygen generation efficiency low, in case lack of water or BHT are long, complete machine will damage.Each electrolyzer is connected with the outside by aperture, and electrolyte flow is poor, the dissolved oxygen in electrode surface and the electrolytic solution, the easy enrichment of oxygen ion concentration, and temperature difference polarization and concentration polarization make electrochemical reaction can not steadily continue to carry out, and make the oxygen machine cisco unity malfunction.In addition, adopt screw thread, clamp, be fastenedly connected each parts, the alkali lye seepage also affects oxygenerator always and enters the consumption market.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of volume little, non-leakage, overcome the damage that temperature difference polarization and concentration polarization counter electrode cause, the electro-chemistry oxygen-producing machine that system oxygen speed is fast, oxygen generation efficiency is high.
The utility model is realized in the following way:
A kind of electro-chemistry oxygen-producing machine, comprise the oxygen machine housing, it is characterized in that: the side in this oxygen machine housing is provided with the electrolyzer housing, be provided with in the electrolyzer housing and be provided with upper liquid pool, lower liquid pool, circulation of elecrolyte groove in oxygen air chamber, the oxygen air chamber, be provided with anode electrode, cathode electrode, electrolyzer, wind box, wind box housing between upper liquid pool and the lower liquid pool, the opposite side in the oxygen machine housing is provided with controller, oxygen decontamination chamber, oxygen cathete interface, power supply from top to bottom successively;
Also be provided with electrolysis cells, each group electrolysis cells has composed in parallel two electrolyzer groups by described anode electrode, a cathode electrode, the shared described anode electrode of described per two electrolyzer duplexs;
Can series combination between described each group electrolysis cells;
Described electrolyzer, anode electrode, cathode electrode are rectangle, and electrolyzer opens wide up and down and links to each other with described upper liquid pool, lower liquid pool, and makes the smooth and easy circulation of cold and hot electrolytic solution by the circulation of elecrolyte groove;
Described anode is arranged between described two cathode electrodes;
Two described cathode electrodes and wind box housing are that the method that adopts casting to inlay is cast as one;
Described each group electrolysis cells is made up of 2 described electrolyzers, and described electrolyzer group can be in series by at least 4 electrolyzers;
Described electrolyzer group can be in series by 6 electrolyzers;
Described electrolyzer group can be in series by 8 electrolyzers;
Described electrolyzer group can be in series by electrolyzers such as 10,12,14,16.
The utility model has following effect:
1) volume is little, simple in structure, in light weight: the utility model is made up of housing, power supply, oxygen decontamination chamber, controller, electrolyzer.Incorporate pair of electrolyzer formed by two shared anode duplexs of negative electrode in each unit in the electrolyzer.One group of electrolysis cells has composed in parallel two electrolyzer groups by an anode electrode, two cathode electrodes, a plurality of cell string can be produced the oxygen machine that difference goes out the oxygen amount, be connected because common anode electrode, the width dimensions that has improved electrolyzer and electrolyzer directly open wide with upper and lower liquid pool, thereby dwindled the volume of oxygen machine exponentially.
2) improved working life, reliability, the oxygen generation efficiency of oxygen machine: the utility model electrolyzer opens wide up and down and is connected with upper and lower liquid pool, and make the smooth and easy circulation of cold and hot electrolytic solution by the circulation of elecrolyte groove, electrolytic solution resistance to flow in the process of self-circulation is reduced significantly, efficiently solve the concentration polarization and the temperature difference polarization problem of electrochemical reaction; Anode electrode is inserted between two negative electrodes, the method that cathode electrode adopts casting to inlay is cast as one two cathode electrodes and wind box housing, weld mutually with cell wall after forming absolute construction, we opens electrolyzer and upper and lower liquid pool directly and communicates, avoided two kinds of materials of traditional chemical oxygenerator metal polar plate and plastics to be difficult to combination seal and be connected the seepage that exists, solved leakage problems from design aspect; The oxygen of separating out is the non-structure resistance in the process of come-up, and the come-up distance is short, has improved oxygen generation efficiency effectively; Structure has fully reduced the resistance of the circulation of elecrolyte that heating, the oxygen come-up of electrode pair electrolytic solution produces, the damage that has prevented temperature difference polarization and concentration polarization counter electrode to cause, improve working life, reliability, the oxygen generation efficiency of oxygen machine, reduced volume and weight.
3) improved oxygen speed and go out the oxygen amount: after the oxygenerator energising, be ionized in the process of airborne oxygen by cathode electrode and be oxonium ion, oxonium ion in the electrolytic solution obtains electric charge subsequently at the anode place, generate oxygen molecule, oxygen molecule in the electrolyzer is assembled the back and is formed oxygen and come-up, the oxygen molecule bubble of come-up is constantly separated out at liquid level of electrolyte, the pressure of oxygen air chamber is raise, after air pressure reaches certain value, oxygen enters the oxygen decontamination chamber by tracheae, overflows from the oxygen cathete interface through the oxygen that purifies.Carrying out along with electrochemical reaction, the electrolyte temperature at electrode place raises, and flow to upper liquid pool with the upward movement that generates oxygen molecule between pole plate, electrolytic solution in the last lower liquid pool is under temperature difference pressure and the effect of reacting fluid power, circulation of elecrolyte groove through both sides enters lower liquid pool, electrolytic solution further enters in the electrolyzer after the cooling at lower liquid pool, thereby makes electrolytic solution realize self-circulation between the lower liquid pool on electrolyzer reaches.The self-circulation of electrolytic solution has reduced the temperature of electrolyzer place electrolytic solution, makes the concentration of electrolyte at electrolyzer place be tending towards homogenizing, helps the carrying out of electrochemical reaction and improve the oxygen amount.Be communicated with upper and lower liquid pool by the electrolyzer top and the bottom are unlimited, and the bigger both sides circulation of elecrolyte groove of sectional area is communicated with, greatly reduced the resistance to flow of electrolytic solution self-circulation, solved the polarization of the concentration polarization of electrochemical reaction and the temperature difference, improved oxygen speed, go out oxygen amount and continuous working period.
4) many combinations: several electrolysis cells serial connections can obtain the oxygen machine that difference goes out the oxygen amount.
5) antiseep: the utility model anode electrode inserts between two negative electrodes, do not need to take seal approach, after forming absolute construction, the method that two cathode electrodes adopt casting to inlay is welded as a whole with cell wall, thereby the sealing difficulty of having avoided the traditional electrical chemical oxygen generator that two kinds of materials are combined has also been avoided the seepage defect that adopts screw thread, clamp, is fastenedly connected existence simultaneously.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model electrolysis cells.
Embodiment
A kind of electro-chemistry oxygen-producing machine, comprise oxygen machine housing 1, as illustrated in fig. 1 and 2: be provided with electrolyzer housing 2 in this oxygen machine housing 1, be provided with oxygen air chamber 3 in the electrolyzer housing 2, upper liquid pool 4, anode electrode 5, cathode electrode 6, electrolyzer 8, wind box 12, wind box housing 16, lower liquid pool 14, circulation of elecrolyte groove 15, controller 9, oxygen decontamination chamber 10, oxygen cathete interface 11, power supply 13, each group electrolysis cells 7 is by a described anode electrode 5, cathode electrode 6 has composed in parallel two electrolyzer groups, the shared described anode electrode 5 of per two electrolyzer 8 duplexs, can series combination between each group electrolysis cells 7, electrolyzer 8, anode electrode 5, cathode electrode 6 is rectangle, electrolyzer 8 opens wide and upper liquid pool 4 up and down, lower liquid pool 14 links to each other, and make the smooth and easy circulation of cold and hot electrolytic solution by circulation of elecrolyte groove 15, anode electrode 5 is inserted between two cathode electrodes 6, two described cathode electrodes 6 are that the method that adopts casting to inlay is cast as one with wind box housing 16, weld mutually with cell wall after forming absolute construction, the leakage problems of having prevented the cathode electrode place to exist, each group electrolysis cells 7 is made up of 2 described electrolyzers 8, the electrolyzer group can be according to going out what of oxygen amount, by 4,6,8,10,12,14,16 are waited electrolyzer 8 to be in series.
Claims (10)
1. electro-chemistry oxygen-producing machine, comprise oxygen machine housing (1), it is characterized in that: the side in this oxygen machine housing (1) is provided with electrolyzer housing (2), be provided with oxygen air chamber (3) in the electrolyzer housing (2), be provided with upper liquid pool (4) in the oxygen air chamber (3), lower liquid pool (14), circulation of elecrolyte groove (15), be provided with anode electrode (5) between upper liquid pool (4) and the lower liquid pool (14), cathode electrode (6), electrolyzer (8), wind box (12), wind box housing (16), the opposite side in the oxygen machine housing (1) is provided with controller (9) from top to bottom successively, oxygen decontamination chamber (10), oxygen cathete interface (11), power supply (13).
2. electro-chemistry oxygen-producing machine as claimed in claim 1, it is characterized in that: also be provided with electrolysis cells (7), each group electrolysis cells (7) has composed in parallel two electrolyzer groups by a described anode electrode (5), cathode electrode (6), the shared described anode electrode of described per two electrolyzers (8) duplex (5).
3. electro-chemistry oxygen-producing machine as claimed in claim 2 is characterized in that: can series combination between described each group electrolysis cells (7).
4. electro-chemistry oxygen-producing machine as claimed in claim 1 or 2, it is characterized in that: described electrolyzer (8), anode electrode (5), cathode electrode (6) are rectangle, electrolyzer (8) opens wide up and down and links to each other with described upper liquid pool (4), lower liquid pool (14), and makes the smooth and easy circulation of cold and hot electrolytic solution by circulation of elecrolyte groove (15).
5. electro-chemistry oxygen-producing machine as claimed in claim 1 or 2 is characterized in that: described anode (5) is arranged between described two cathode electrodes (6).
6. electro-chemistry oxygen-producing machine as claimed in claim 1 or 2 is characterized in that: two described cathode electrodes (6) are that the method that adopts casting to inlay is cast as one with wind box housing (16).
7. electrochemistry oxygen mechanism of qi as claimed in claim 2 is characterized in that: described each group electrolysis cells (7) is made up of 2 described electrolyzers (8), and described electrolyzer group can be in series by at least 4 electrolyzers (8).
8. electrochemistry oxygen mechanism of qi as claimed in claim 7 is characterized in that: described electrolyzer group can be in series by 6 electrolyzers (8).
9. electrochemistry oxygen mechanism of qi as claimed in claim 7 is characterized in that: described electrolyzer group can be in series by 8 electrolyzers (8).
10. electrochemistry oxygen mechanism of qi as claimed in claim 7 is characterized in that: described electrolyzer group can be in series by 10,12,14,16 electrolyzers (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201227447U CN2858672Y (en) | 2005-09-30 | 2005-09-30 | Electrochemical oxygen generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201227447U CN2858672Y (en) | 2005-09-30 | 2005-09-30 | Electrochemical oxygen generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2858672Y true CN2858672Y (en) | 2007-01-17 |
Family
ID=37611531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201227447U Expired - Fee Related CN2858672Y (en) | 2005-09-30 | 2005-09-30 | Electrochemical oxygen generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2858672Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967651A (en) * | 2010-11-15 | 2011-02-09 | 无锡国赢科技有限公司 | Self-breathing electrochemical oxygen generator |
-
2005
- 2005-09-30 CN CNU2005201227447U patent/CN2858672Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967651A (en) * | 2010-11-15 | 2011-02-09 | 无锡国赢科技有限公司 | Self-breathing electrochemical oxygen generator |
| CN101967651B (en) * | 2010-11-15 | 2012-10-24 | 无锡国赢科技有限公司 | Self-breathing electrochemical oxygen generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |