CN113224423A - Portable metal air power supply - Google Patents
Portable metal air power supply Download PDFInfo
- Publication number
- CN113224423A CN113224423A CN202110458008.2A CN202110458008A CN113224423A CN 113224423 A CN113224423 A CN 113224423A CN 202110458008 A CN202110458008 A CN 202110458008A CN 113224423 A CN113224423 A CN 113224423A
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- anode
- power supply
- cathode
- plate
- framework
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M12/00—Hybrid cells; Manufacture thereof
- H01M12/04—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type
- H01M12/06—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type with one metallic and one gaseous electrode
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Hybrid Cells (AREA)
Abstract
The invention provides a portable metal air power supply, which comprises a shell, a cathode unit, an anode unit and an upper cover unit, wherein the cathode unit is arranged on the shell; the cathode unit comprises a cathode frame, a cathode plate and a cathode collector bar; the anode unit comprises a fixing plate, an anode plate and an anode collector bar; the upper cover unit comprises an outer cover, a power supply total negative electrode, a power supply total positive electrode, an electric energy conversion module and a buckle; the power supply total negative electrode and the power supply total positive electrode are respectively used for being electrically connected with the cathode collector bar and the anode collector bar, and the power supply total negative electrode and the power supply total positive electrode are electrically connected with the electric energy conversion module; after the metal plate anode is completely consumed, the metal plate anode can be detached and replaced, so that the metal air power supply has the capability of recycling, and is convenient and practical; meanwhile, the cathode frame, the partition plate, the bottom plate, the fixing plate and the like are all made of light plastics, so that the weight of the metal air power supply is reduced, and the portability is enhanced; the cathode unit and the anode unit are integrally arranged, so that the space utilization rate is improved, and the size of the metal air power supply is effectively reduced.
Description
Technical Field
The invention relates to the technical field of metal air power supplies, in particular to a portable metal air power supply.
Background
When in scientific research, rescue and travel, people often need to carry a portable power supply to provide power for portable tools such as a laptop, a flashlight and the like due to inconvenient traffic and obstructed power grid.
In the past, a lithium battery power generation technology is generally adopted for a portable power supply, but the lithium battery has low specific energy and serious self-discharge problems, and in order to ensure sufficient power supply, the low specific energy can cause the power supply to have large volume and weight and inconvenient carrying, and the self-discharge problem can cause insufficient power supply in emergency.
The metal air power supply has the advantages of high specific energy, no self-discharge and the like, and gradually draws attention of people; the principle of the metal air power supply is that electric energy is released by utilizing chemical reaction, wherein the cathode of the power supply is an air catalyst, the anode of the power supply is a metal plate, the metal and air are utilized to generate chemical reaction under the action of the cathode (the air catalyst) to release electric energy, the output of the metal air power supply is direct current and is unstable, and in order to meet the power supply requirement of a load, an electric energy conversion module is generally required to be added to realize voltage stabilization and improve the quality requirement of the electric energy; however, the metal-air power supply has the following defects:
the traditional metal air power supply has large volume, heavy weight and inconvenient carrying, and is not suitable for being used as a portable power supply.
Disclosure of Invention
The invention aims to provide a portable metal air power supply to solve the problem that the traditional metal air power supply is inconvenient to carry and is not suitable for being used as a portable power supply due to large volume and heavy weight.
In order to achieve the purpose, the invention adopts the following technical scheme:
a portable metal air power supply comprises a shell, a cathode unit, an anode unit and an upper cover unit;
the upper surface of the shell is open, the lower part of the side wall of the shell is provided with an air inlet, the upper part of the side wall of the shell is provided with an air outlet, and the upper end of the shell is circumferentially provided with a clamping groove;
the cathode unit comprises a cathode frame, a cathode plate and a cathode collector bar; the cathode frame consists of a framework, a bottom plate and a partition plate, wherein the framework is made of insulating materials, the framework is of a frame-shaped hexahedral structure, an anode plate installation groove is formed in the inner side of the framework, the bottom plate is fixed on the lower surface of the framework in a sealing mode, the partition plate is arranged in the framework in a crossed mode to divide the space in the framework into four regions, the bottom of the partition plate is connected with the bottom plate in a sealing mode, and the side edge of the partition plate is connected with the cathode frame in a sealing mode; the number of the negative plates is four, and the negative plates are respectively fixed on four outer side surfaces of the framework in a sealing manner; cathode collector bars are vertically fixed at the upper ends of the four cathode plates, cathode wiring holes are formed in the cathode collector bars, and the height of each cathode wiring hole is higher than that of the cathode frame;
the anode unit comprises a fixing plate, an anode plate and an anode collector bar; the fixing plate is made of insulating materials and is fixed on the upper surface of the cathode frame in a sealing mode; the lower surface of the fixing plate is fixedly provided with four anode fixing strips, the anode fixing strips are provided with anode fixing holes, the number of the anode plates is four, the four anode plates are respectively and fixedly connected with the anode fixing strips one by one through the corresponding anode fixing holes, and the four anode plates are respectively inserted into the anode plate mounting grooves on the inner side of the framework; a liquid injection hole is formed in the position, corresponding to the gap between the cathode plate and the anode plate, on the fixing plate, and a one-way valve is arranged on the liquid injection hole and used for injecting electrolyte required by a discharge reaction into the single metal air power supply through the liquid injection hole; the upper ends of the four anode plates are all fixed with anode collector bars, the upper ends of the anode collector bars penetrate through the fixing plate, anode wiring holes are formed in the anode collector bars, and the heights of the anode wiring holes are the same as those of the cathode wiring holes;
the upper cover unit comprises an outer cover, a power supply total negative, a power supply total positive, an electric energy conversion module and a buckle; the power supply main negative electrode and the power supply main positive electrode are respectively used for being electrically connected with the cathode collector bar and the anode collector bar, and the power supply main negative electrode and the power supply main positive electrode are electrically connected with the electric energy conversion module; the buckle is arranged on the inner wall of the outer cover and is matched with the clamping groove in the shell.
The upper cover unit also comprises a layered plate; the layered plate is arranged in the middle of the inner cavity of the outer cover and is used for dividing the inner cavity of the outer cover into a lower air leakage layer and an upper electric energy conversion layer; the power supply assembly negative and the power supply assembly positive are arranged on the lower air leakage layer and penetrate through the layered plate to be electrically connected with the electric energy conversion module arranged on the electric energy conversion layer.
The bottom plate and the fixed plate are fixed with the cathode frame in a sealing mode through screw connection, and rubber sealing strips are arranged on the contact surfaces of the bottom plate and the cathode frame and the contact surfaces of the fixed plate and the cathode frame.
The height of the air outlet hole formed in the upper part of the shell corresponds to the height of the lower air leakage layer.
The fixing plate is provided with a gas leakage hole corresponding to the gap between the cathode plate and the anode plate, and the gas leakage hole is provided with a waterproof breathable film.
Compared with the prior art, the invention has the beneficial effects that:
when the device is used, under the action of electrolyte, oxygen entering the metal air power supply from the air inlet hole and the metal anode plate generate discharge reaction under the action of a catalyst, and stable electric energy is output through the electric energy conversion module after being collected by the cathode collector bar and the anode collector bar; meanwhile, after the metal plate anode is consumed, the upper cover unit and the fixed plate can be sequentially detached, and the metal anode plate can be detached for replacement; meanwhile, electrolyte can be added through the liquid injection hole, so that the metal air power supply has the capability of recycling, and is convenient and practical; meanwhile, the cathode frame, the partition plate, the bottom plate, the fixing plate and the like are all made of light plastics, so that the weight of the metal air power supply is greatly reduced, and the portability is enhanced; and the cathode unit and the anode unit are integrally arranged, so that the space utilization rate is improved, and the volume of the metal air power supply is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic structural view of the present invention as a whole;
FIG. 3 is a schematic structural view of a cathode unit according to the present invention;
FIG. 4 is a schematic structural view of an anode unit according to the present invention;
fig. 5 is a schematic structural view of the upper cover unit according to the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2: the invention relates to a portable metal air power supply, which comprises a shell 1, a cathode unit 2, an anode unit 3 and an upper cover unit 4;
the upper surface of the shell 1 is open and is sealed by an upper cover unit 4; the lower part of the side wall of the shell 1 is provided with an air inlet hole 11, the upper part of the side wall is provided with an air outlet hole 12, the air inlet hole 11 at the lower part is used for supplying air required by discharge reaction to the metal air power supply, and the air outlet hole 12 at the upper part is used for discharging gases such as hydrogen generated in the discharge reaction of the metal air battery; the upper end of the shell 1 is circumferentially provided with a clamping groove, and the shell 1 is sealed with the upper cover unit 4 through the clamping groove;
as shown in fig. 3: the cathode unit 2 comprises a cathode frame 21, a cathode plate 22 and a cathode collector bar 23; the cathode frame 21 consists of a framework, a bottom plate and a partition plate 24 which are made of insulating materials, and the insulating materials can be light plastics, so that on one hand, the dead weight of the metal air power supply is reduced, on the other hand, the insulating property is conveniently ensured, and the metal air power supply can normally work; the framework is of a frame-shaped hexahedral structure, such as a square or rectangular frame structure, an anode plate 32 mounting groove is formed in the inner side of the framework, and the anode plate 32 mounting groove is used for mounting the anode plate 32; the bottom plate is fixed on the lower surface of the framework in a sealing manner, the partition plates 24 are arranged in the framework in a crossed manner to divide the space in the framework into four regions equally, the bottoms of the partition plates 24 are connected with the bottom plate in a sealing manner, and the side edges of the partition plates 24 are connected with the cathode frame 21 in a sealing manner; the number of the cathode plates 22 is four, and the cathode plates are respectively fixed on four outer side surfaces of the framework in a sealing manner; therefore, each side surface of the cathode frame 21, the outer cathode plate 22, the inner anode plate 32, the upper fixing plate 31 and the lower bottom plate can enclose a closed single metal air power supply; cathode collector bars 23 are vertically fixed at the upper ends of the four cathode plates 22, cathode wiring holes are formed in the cathode collector bars 23, and the height of each cathode wiring hole is higher than that of the cathode frame 21;
as shown in fig. 4: the anode unit 3 comprises a fixing plate 31, an anode plate 32 and an anode collector bar 34; the fixing plate 31 is made of an insulating material, and the fixing plate 31 is hermetically fixed on the upper surface of the cathode frame 21; four anode fixing strips 33 are fixedly arranged on the lower surface of the fixing plate 31, anode fixing holes are formed in the anode fixing strips 33, the number of the anode plates 32 is four, the anode plates are fixedly connected with the anode fixing strips 33 one by one through the corresponding anode fixing holes, the fixed connection mode can adopt a screw connection mode, and the four anode plates 32 are respectively inserted into the anode plate 32 mounting grooves in the inner side of the framework, so that each side surface of the cathode frame 21, the cathode plate 22 in the outer side, the anode plate 32 in the inner side, the fixing plate 31 at the upper part and the bottom plate at the lower part can be enclosed to form a closed single metal air power supply; a liquid injection hole is formed in the position, corresponding to the gap between the cathode plate 22 and the anode plate 32, of the fixing plate 31, and a one-way valve is arranged on the liquid injection hole and used for injecting electrolyte required by a discharge reaction into the single metal air power supply through the liquid injection hole; the upper ends of the four anode plates 32 are all fixed with anode collector bars 34, the upper ends of the anode collector bars 34 penetrate through the fixing plate 31, the anode collector bars 34 are provided with anode wiring holes, and the heights of the anode wiring holes are the same as those of the cathode wiring holes;
as shown in fig. 5: the upper cover unit 4 comprises an outer cover 41, a power supply total negative 44, a power supply total positive 43, an electric energy conversion module and a buckle 45; the power supply total negative 44 and the power supply total positive 43 are respectively used for being electrically connected with the cathode collector bar 23 and the anode collector bar 34, specifically, each single metal air power supply is connected in series through the cathode collector bar 23 and the anode collector bar 34 to form a metal air power supply, and the power supply total negative 44 and the power supply total positive 43 are electrically connected with the electric energy conversion module, so that the metal air power supply can output stable electric energy; the buckle 45 is arranged on the inner wall of the outer cover 41 and is used for matching with a clamping groove on the shell 1.
The working principle of the portable metal air power supply is as follows:
when the device is used, under the action of electrolyte, oxygen entering the metal air power supply from the air inlet 11 and the metal anode plate 32 generate discharge reaction under the action of catalyst, and stable electric energy is output through the electric energy conversion module after being collected by the cathode collector bar 23 and the anode collector bar 34; meanwhile, after the metal plate anode is consumed, the upper cover unit 4 and the fixing plate 31 can be sequentially detached, and the metal anode plate 32 can be detached for replacement; meanwhile, electrolyte can be added through the liquid injection hole, so that the metal air power supply has the capability of recycling, and is convenient and practical; meanwhile, the cathode frame 21, the partition plate 24, the bottom plate, the fixing plate 31 and the like are all made of light plastics, so that the weight of the metal air power supply is greatly reduced, and the portability is enhanced; and the cathode unit 2 and the anode unit 3 are integrated, so that the space utilization rate is improved, and the volume of the metal air power supply is effectively reduced.
Preferably: the upper cover unit 4 further comprises a layered plate 42; the layered plate 42 is arranged in the middle of the inner cavity of the outer cover 41 and is used for dividing the inner cavity of the outer cover 41 into a lower air leakage layer and an upper electric energy conversion layer; the power supply assembly negative 44 and the power supply assembly positive 43 are arranged on the lower air-leakage layer and penetrate through the layered plate 42 to be electrically connected with the electric energy conversion module arranged on the electric energy conversion layer; the gas leakage layer and the electric energy conversion layer are separately arranged, so that different functional areas can be conveniently electrically isolated, and hydrogen generated in the discharge reaction of the metal air power supply can be prevented from entering the electric energy conversion layer, so that the explosion hidden danger of the hydrogen is eliminated; furthermore, the height of the air outlet 12 formed in the upper part of the shell 1 corresponds to the height of the lower air-leakage layer, so that the hydrogen can be released quickly and conveniently.
Preferably: the bottom plate and the fixed plate 31 all adopt the spiro union's mode with the sealed fixed mode of negative pole frame 21, and the bottom plate all is provided with the rubber sealing strip with the contact surface of negative pole frame 21 and fixed plate 31 with negative pole frame 21, guarantees the independence of monomer metal air power supply, further guarantees the discharge performance of metal air power supply.
Preferably: the fixing plate 31 is provided with an air leakage hole 35 at a position corresponding to the gap between the cathode plate 22 and the anode plate 32, and the air leakage hole 35 is provided with a waterproof breathable film to prevent the electrolyte from overflowing through the air leakage hole 35.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A portable metal air power supply characterized in that: comprises a shell, a cathode unit, an anode unit and an upper cover unit;
the upper surface of the shell is open, the lower part of the side wall of the shell is provided with an air inlet, the upper part of the side wall of the shell is provided with an air outlet, and the upper end of the shell is circumferentially provided with a clamping groove;
the cathode unit comprises a cathode frame, a cathode plate and a cathode collector bar; the cathode frame consists of a framework, a bottom plate and a partition plate, wherein the framework is made of insulating materials, the framework is of a frame-shaped hexahedral structure, an anode plate installation groove is formed in the inner side of the framework, the bottom plate is fixed on the lower surface of the framework in a sealing mode, the partition plate is arranged in the framework in a crossed mode to divide the space in the framework into four regions, the bottom of the partition plate is connected with the bottom plate in a sealing mode, and the side edge of the partition plate is connected with the cathode frame in a sealing mode; the number of the negative plates is four, and the negative plates are respectively fixed on four outer side surfaces of the framework in a sealing manner; cathode collector bars are vertically fixed at the upper ends of the four cathode plates, cathode wiring holes are formed in the cathode collector bars, and the height of each cathode wiring hole is higher than that of the cathode frame;
the anode unit comprises a fixing plate, an anode plate and an anode collector bar; the fixing plate is made of insulating materials and is fixed on the upper surface of the cathode frame in a sealing mode; the lower surface of the fixing plate is fixedly provided with four anode fixing strips, the anode fixing strips are provided with anode fixing holes, the number of the anode plates is four, the four anode plates are respectively and fixedly connected with the anode fixing strips one by one through the corresponding anode fixing holes, and the four anode plates are respectively inserted into the anode plate mounting grooves on the inner side of the framework; a liquid injection hole is formed in the position, corresponding to the gap between the cathode plate and the anode plate, on the fixing plate, and a one-way valve is arranged on the liquid injection hole and used for injecting electrolyte required by a discharge reaction into the single metal air power supply through the liquid injection hole; the upper ends of the four anode plates are all fixed with anode collector bars, the upper ends of the anode collector bars penetrate through the fixing plate, anode wiring holes are formed in the anode collector bars, and the heights of the anode wiring holes are the same as those of the cathode wiring holes;
the upper cover unit comprises an outer cover, a power supply total negative, a power supply total positive, an electric energy conversion module and a buckle; the power supply main negative electrode and the power supply main positive electrode are respectively used for being electrically connected with the cathode collector bar and the anode collector bar, and the power supply main negative electrode and the power supply main positive electrode are electrically connected with the electric energy conversion module; the buckle is arranged on the inner wall of the outer cover and is matched with the clamping groove in the shell.
2. A portable metal air power supply according to claim 1, wherein: the upper cover unit also comprises a layered plate; the layered plate is arranged in the middle of the inner cavity of the outer cover and is used for dividing the inner cavity of the outer cover into a lower air leakage layer and an upper electric energy conversion layer; the power supply assembly negative and the power supply assembly positive are arranged on the lower air leakage layer and penetrate through the layered plate to be electrically connected with the electric energy conversion module arranged on the electric energy conversion layer.
3. A portable metal air power supply according to claim 1, wherein: the bottom plate and the fixed plate are fixed with the cathode frame in a sealing mode through screw connection, and rubber sealing strips are arranged on the contact surfaces of the bottom plate and the cathode frame and the contact surfaces of the fixed plate and the cathode frame.
4. A portable metal air power supply according to claim 2, wherein: the height of the air outlet hole formed in the upper part of the shell corresponds to the height of the lower air leakage layer.
5. A portable metal air power supply according to claim 1, wherein: the fixing plate is provided with a gas leakage hole corresponding to the gap between the cathode plate and the anode plate, and the gas leakage hole is provided with a waterproof breathable film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110458008.2A CN113224423B (en) | 2021-04-27 | 2021-04-27 | Portable metal air power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110458008.2A CN113224423B (en) | 2021-04-27 | 2021-04-27 | Portable metal air power supply |
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| CN113224423A true CN113224423A (en) | 2021-08-06 |
| CN113224423B CN113224423B (en) | 2022-11-04 |
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| CN202110458008.2A Active CN113224423B (en) | 2021-04-27 | 2021-04-27 | Portable metal air power supply |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW449940B (en) * | 1998-10-06 | 2001-08-11 | Revo Inc | Metal-air FCB-based power producing modules and metal-fuel cards and cathode cartridges for use therewith |
| US6332899B1 (en) * | 1999-07-23 | 2001-12-25 | Ta-Ching Pong | Modularized metal-air battery and method for manufacturing the same |
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| CN113224423B (en) | 2022-11-04 |
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Address after: 450001 No.50 Dongqing street, high tech Development Zone, Zhengzhou City, Henan Province Applicant after: Zhengzhou Foguang power generation equipment Co.,Ltd. Address before: 450001 No.50 Dongqing street, high tech Development Zone, Zhengzhou City, Henan Province Applicant before: ZHENGZHOU FOGUANG POWER GENERATION EQUIPMENT Co.,Ltd. |
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