CN101132084B - Zinc-air battery - Google Patents
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- CN101132084B CN101132084B CN 200610111903 CN200610111903A CN101132084B CN 101132084 B CN101132084 B CN 101132084B CN 200610111903 CN200610111903 CN 200610111903 CN 200610111903 A CN200610111903 A CN 200610111903A CN 101132084 B CN101132084 B CN 101132084B
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Abstract
This inventive zinc-air cell comprising: battery case(4), air positive pole(1), zinc negative pole(2), electrolyte(3), diagram(12) which existing between(1) and (2), positive pole chamber (13) and negative chamber(14) being formed by(4) and (12) respectively, (1) being existing in (13), (2) and (3) being existing in (14), a hole (10) being on (4) and being interlinked with (13), a cellpacking being existing outside the cell, oxygen being existing between (4) and (5). Due to the utilization of cellpacking, so solved are thus problems: leakage of electrolyte, carbonating, dehydration and moisture absorption.
Description
Technical field
The present invention relates to a kind of battery, more particularly, is about a kind of zinc-air cell.
Background technology
Zinc-air cell be a kind of with airborne oxygen as positive active material, metallic zinc is as negative electrode active material, issues biochemical reaction in the catalytic action of eelctro-catalyst and produces the chemical power source of electric energy.Since zinc-air cell be airborne oxygen with outside batteries as positive active material, so positive active material does not account for volume of battery and weight, thereby this kind battery has very high gravimetric specific energy and volumetric specific energy.In addition, because zinc-air cell has also that raw material cheaply are easy to get, discharging voltage balance, and numerous advantages such as environmental protection, thereby be widely used in various portable portable power sources.
As the portable mobile apparatus power supply, generally require battery storage convenient, safe in utilization, no gas or liquid spill can both normally be worked under the environmental condition in subzero 40-50 ℃ temperature range and spring, summer, autumn, winter.And existing zinc-air cell does not often reach these requirements.
CN2411585Y discloses a kind of cylindrical zinc-air battery, and as shown in Figure 1, this zinc-air cell comprises air positive pole 1, calamine cream 11, battery container 4, hole 10 and barrier film 12, and wherein calamine cream 11 is mixed by zinc negative pole and electrolyte etc. and forms.The shortcoming of this zinc-air cell is:
1, has hole 10 owing on this zinc-air cell battery container 4, so this zinc-air cell is in the non-tight state.Like this, cause the electrolyte in the calamine cream 11 to see through the anodal 1 absorption carbon dioxide in air of barrier film 12 and air easily, and the carbonating of electrolyte takes place, thereby cause alkalescence reduction, the conductive capability of electrolyte to descend.In addition, can cause electrolyte to see through barrier film 12 and the anodal 1 generation moisture absorption or the water loss problem of air.When ambient humidity was big, the easy moisture absorption of electrolyte made and electrolyte dilution therefore when causing electrolyte alkalescence to reduce, also can cause the conductivity of electrolyte to descend; When ambient humidity hour, the solvent of electrolyte can see through barrier film 12 and air positive pole 1 to the external environment diffusive evaporation, thereby causes the concentration of electrolyte to increase, even dry, and makes battery failure.Moreover the electrolyte in this battery is easy to see through barrier film 12 and air positive pole 1 leaks out.
2, form owing to calamine cream 11 is mixed by zinc negative pole and electrolyte etc., like this because the zinc negative pole is unstable in electrolyte, thus can occur the zinc negative pole from etching problem, thereby the storage cycle of having reduced zinc-air cell.
Summary of the invention
The objective of the invention is to overcome the defective of existing zinc-air cell sealing difference and provide a kind of good airproof performance zinc-air cell.
Zinc-air cell provided by the invention comprises battery container 4, air positive pole 1, zinc negative pole 2, electrolyte 3 and barrier film 12, described barrier film 12 is between air anodal 1 and zinc negative pole 2, battery container 4 surrounds anode chamber 13 and negative pole chamber 14 respectively with barrier film 12, air positive pole 1 is arranged in anode chamber 13, zinc negative pole 2 and electrolyte 3 are arranged in negative pole chamber 14, comprise hole 10 on the battery container 4, hole 10 communicates with anode chamber 13, wherein, described zinc-air cell also comprises the shell 5 that surrounds housing 4, comprises oxygen-containing gas 6 in the space that housing 4 and shell 5 surround.
Zinc-air cell provided by the invention has following advantage:
1, make it be in the state of sealing fully in the shell 5 because entire cell is encapsulated in, during use,, ooze out, also can not flow to outside batteries from air positive pole 1 even there is electrolyte to see through barrier film 12, safe and reliable.
2, under the preferable case, oxygen-containing gas 6 is handled, content to carbon dioxide and steam in the oxygen-containing gas 6 limits, and oxygen-containing gas 6 is sealed in the shell 5, do not contact with external environment, thereby avoided the problem of electrolyte generation carbonating, dehydration and the moisture absorption, therefore, need not again the environment for use of battery is limited.
3, under the preferable case, electrolyte 3 and zinc negative pole 2 are placed respectively and are under the isolated state, thereby battery is in unactivated state, therefore can improve the resting period of battery.
Description of drawings
Fig. 1 is the profile of existing cylindrical zinc-air battery;
Fig. 2 is the profile of zinc-air cell of the present invention;
Fig. 3 is the profile of zinc-air cell of the present invention.
Embodiment
Below in conjunction with the drawings and the specific embodiments, the present invention is further illustrated.
According to a kind of concrete execution mode of the present invention, as shown in Figure 2, described zinc-air cell comprises battery container 4, air positive pole 1, zinc negative pole 2, electrolyte 3 and barrier film 12, described barrier film 12 is between air anodal 1 and zinc negative pole 2, battery container 4 surrounds anode chamber 13 and negative pole chamber 14 respectively with barrier film 12, air positive pole 1 is arranged in anode chamber 13, zinc negative pole 2 and electrolyte 3 are arranged in negative pole chamber 14, comprise hole 10 on the battery container 4, hole 10 communicates with anode chamber 13, wherein, this zinc-air cell also comprises the shell 5 that surrounds housing 4, comprises oxygen-containing gas 6 in the space that housing 4 and shell 5 surround.
According to the present invention, described oxygen-containing gas 6 can be any gas that contains oxygen, and oxygen content is preferably greater than 50 volume % in the oxygen-containing gas 6, and for example, described oxygen-containing gas 6 can be a purity oxygen.
In order to prevent that further carbon dioxide and electrolyte 3 from reacting, make electrolyte 3 that the carbonating phenomenon take place, and influence battery performance, under the preferable case, the content of carbon dioxide is lower than 5 volume % in the described oxygen-containing gas 6, preferably is lower than 3 volume %.In order to prevent that further the electrolyte 3 in the zinc-air cell from the dehydration or the moisture absorptions taking place, under the preferable case, the content of steam is lower than 1 volume % for being lower than 2 volume %, being preferably in the described oxygen-containing gas 6.
Charge in the space that housing 4 and shell 5 surround for the ease of oxygen-containing gas 6, preferably, also comprise air-filled pore 9 on the described shell 5.Described air-filled pore 9 can be arranged on any position of shell 5, on the bottom or sidewall that can be arranged on shell 5.Described air-filled pore 9 can be the hole of Any shape, as being square hole or circular hole.Described air-filled pore 9 is big or small arbitrarily, as long as guarantee to charge into oxygen-containing gas 6.At first oxygen-containing gas 6 is charged in the space that housing 4 and shell 5 surround by air-filled pore 9, and then with air-filled pore 9 sealings.Described air-filled pore 9 can adopt variety of way sealing well known in the art, as adopting the sealing of fluid sealant or sealing gasket.
The volume that described shell 5 surrounds should be enough to the oxygen-containing gas 6 in the space that housing case 4 and housing 4 and shell 5 surround, the needs that the content of the oxygen-containing gas 6 in the space that housing 4 and shell 5 surround can satisfy battery get final product, preferably, the space that housing 4 and shell 5 surround and the volume ratio of negative pole chamber 14 are 1-5: 1,1-2 more preferably: 1, the pressure of oxygen-containing gas 6 is preferably the 0.1-1 MPa, more preferably the 0.2-0.5 MPa.
Described shell 5 can be various housings, and as metal shell or non-metal shell, described metal shell can be a kind of in Stainless Steel Shell, aluminum enclosure, copper shell, iron-clad body or the tin housing.Described non-metal shell can be plastic casing or laminated film.In general, described shell 5 comprises two end caps and a wall body, and two end caps can be structure as a whole with wall body, also can be by variety of way well known in the art, as welding, method such as bonding with two end caps and wall body secure bond.The shape of described shell 5 can be different shape, as the cubic bodily form or the cylinder bodily form.
Described battery container 4 can be conventional housing, and as metal shell, described metal shell can be a kind of in Stainless Steel Shell, aluminum enclosure, copper shell, iron-clad body or the tin housing.In general, described battery container 4 comprises two end caps and a wall body, and two end caps can be structure as a whole with wall body, also can be by variety of way well known in the art, and as welding, bonding etc. with two end caps and wall body secure bond.The shape of described battery container 4 can be different shape, as the cubic bodily form or the cylinder bodily form.
Comprise hole 10 on the battery container 4, described hole 10 communicates with anode chamber 13, and the quantity in described hole can be one or more, under the preferable case, in order to guarantee that oxygen-containing gas 6 can fully contact with air positive pole 1 by hole 10, the quantity in described hole is preferably a plurality of.The position in hole, quantity and pore size are conventionally known to one of skill in the art.
According to of the present invention preferred embodiment a kind of, as shown in Figure 3, this zinc-air cell also comprises container 7 and pricker 8, described battery container 4 is fixed on the shell 5, and described container 7 is arranged in negative pole chamber 14 and is fixed on the battery container 4, and described pricker 8 is arranged in container 7 and is fixed on the wall of container 7, described electrolyte 3 is encapsulated in the container 7, described zinc negative pole 2 is placed in the container 7 negative pole chamber 14 outward, and the length of described pricker 8 guarantees that pricker 8 punctures container 7 when pricker 8 is depressed.Under obsolete situation, zinc negative pole 2 is separated placement with electrolyte 3, can effectively improve the resting period of battery.Battery punctures container 7 by pricker 8 in use, and electrolyte 3 is mixed mutually with zinc negative pole 2, and activated batteries is very easy to use.
In order to transmit external force, pricker 8 is depressed easily, preferably, on the part that fits tightly with the end cap of housing 4 on the part that fits tightly with this wall of container 7 on the part of fixedly connected pricker 8, housing 4 end caps on the wall of container 7, shell 5 end caps, shell 5 end caps as being elastomeric material as in the part of this wall of container 7 at least one on the part of housing 4 end caps and the housing 4.
The length of described pricker 8 guarantees when pricker 8 is depressed, container 7 can be punctured, so that electrolyte 3 flows out, and mix with zinc negative pole 2, under the preferable case, the distance of the wall of the container 7 that an end of not fixedlying connected with container 7 of described pricker 8 and an end of or not fixedlying connected container 7 of described pricker 8 are pointed is the 1-3 millimeter.
Described container 7 can be conventional container, is preferably plastic containers or rubber container.The shape of described container 7 can be different shape, as the cubic bodily form or the cylinder bodily form.Container 7 can be fixed on optional position in the battery container 4 by variety of way well known in the art, as bonding, welding, screwing etc., is preferably bonding.The size of the volume of described container 7 can satisfy not to be influenced electrolyte 3 and gets final product with mixing of zinc negative pole 2, and preferably, the volume of described container 7 is the 20-50% of negative pole chamber 14 volumes, is preferably 30-40%.Under the preferred situation, negative pole chamber 14 and container 7 are the cylinder bodily form, and the external diameter of the internal diameter of negative pole chamber 14 and container 7 equates.
Described pricker 8 can be metal prong pin or nonmetal pricker, as steel pricker, iron pricker, copper pricker, glass pricker or polymethyl methacrylate pricker.Described pricker 8 can adopt various known modes with fixedlying connected of container 7 walls, as bonding, welding etc., is preferably bonding.
According to zinc-air cell provided by the invention, other structure of described zinc-air cell is the structure of the zinc-air cell of routine.
The kind of described zinc negative pole 2 is conventionally known to one of skill in the art, for example, described zinc negative pole 2 can be calamine cream, zinc granule, zinc metal sheet or spelter, under the preferable case, fully contact with zinc negative pole 2 in order to make electrolyte 3, described zinc negative pole 2 is the column zinc granule, the diameter of described zinc granule is preferably the 1-7 millimeter, 2-5 millimeter more preferably, length is the 1-7 millimeter, more preferably the 2-5 millimeter.
Consisting of of described zinc negative pole 2 is conventionally known to one of skill in the art, and in general, described zinc negative pole 2 comprises zinc powder and adhesive.
The kind of described adhesive is conventionally known to one of skill in the art, adopts the polytetrafluoroethylene (PTFE) emulsion usually.Weight with zinc powder is benchmark, and the content of described adhesive is 5-20 weight %.
Can also contain other additive in the described zinc negative pole 2, as NMF and/or corrosion inhibiter and/or conductive agent.Described NMF can be hydroxypropyl methylcellulose and/or carboxymethyl cellulose, described corrosion inhibiter can be in the oxide of antimony (Sb), bismuth (Bi), cadmium (Cd), gallium (Ga), indium (In), plumbous (Pb), mercury (Hg), thallium (Tl), tin (Sn) one or several, and described conductive agent can be conductive carbon black and/or graphite powder.Weight with zinc powder is benchmark, and the content of described NMF is 1-10 weight %, and the content of described corrosion inhibiter is 1-20 weight %, and the content of described conductive agent is 1-5 weight %
The preparation method of described zinc negative pole 2 is conventionally known to one of skill in the art.Preparation method as calamine cream makes paste for zinc powder, adhesive are mixed; The preparation method of the zinc granule in preferred embodiment of the present invention is for to mix zinc powder, adhesive; granulation in comminutor; dry in the drying box; the weight ratio of described each material is conventionally known to one of skill in the art; can also add corrosion inhibiter and/or NMF and/or conductive agent therein under the preferable case; wherein, granulation and dry method and condition are conventionally known to one of skill in the art.
Consisting of of described air positive pole 1 is conventionally known to one of skill in the art, and in general, described air positive pole 1 comprises currect collecting net, waterproof ventilative layer and Catalytic Layer.
Described currect collecting net is conventionally known to one of skill in the art, and for example, described currect collecting net can be a kind of in copper mesh, steel wire, the nickel foam.
Described waterproof ventilative layer is conventionally known to one of skill in the art, for example, described waterproof ventilative layer can be to be mixed or macromolecule hydrophobic material and inorganic, organic hole material mixing by acetylene black, graphite, macromolecule hydrophobic material, by hot pressing, roll or waterproof ventilative layer that The tape casting prepares, the volume of, compressed air anodal 1 simpler for the preparation that makes air positive pole 1, under the preferable case, the present invention adopts the polytetrafluoroethylene waterproof ventilated membrane as waterproof ventilative layer.
Described Catalytic Layer is conventionally known to one of skill in the art, and for example, in general, described Catalytic Layer comprises catalyst and catalyst carrier.Described catalyst can be one or more in manganese dioxide, perovskite, the spinelle, and described catalyst carrier can be active carbon and/or acetylene black.Weight with catalyst is benchmark, and the content of described catalyst carrier is 50-200 weight %.
Can also contain adhesive in the described Catalytic Layer, the kind of described adhesive and content are conventionally known to one of skill in the art, and for example, described adhesive can be a polytetrafluoroethylene, in the process of preparation Catalytic Layer, described adhesive normally adds with the form of solution.Weight with catalyst is benchmark, and the content of described adhesive is 10-50 weight %.
The preparation method of described Catalytic Layer is conventionally known to one of skill in the art, and this method comprises catalyst carrier, catalyst, adhesive and solvent are evenly obtained pastel, is coated to currect collecting net then, drying, and calendering or do not roll obtains Catalytic Layer.Described solvent can be ethanol and/or water, and the consumption of solvent can make pastel have viscosity and mobile and can be coated on the currect collecting net and get final product.In general the weight with catalyst is benchmark, and the consumption of described solvent is 10-50 weight %.
The preparation method of described air positive pole 1 is conventionally known to one of skill in the art, and this method comprises the form by hot pressing, and Catalytic Layer, currect collecting net, waterproof ventilative layer are pressed together in order, makes air positive pole 1.The condition of described hot pressing and method are conventionally known to one of skill in the art, and the pressure of hot pressing is the 1-3 MPa as described, and the temperature of hot pressing is 100-150 ℃.
Described barrier film 12 is between air anodal 1 and zinc negative pole 2, air anodal 1 and zinc negative pole 2 are isolated, the kind of described barrier film 12 is conventionally known to one of skill in the art, and for example, described barrier film 12 can be the nonwoven fabrics that forms after polyethylene or the polypropylene material process hydrophilic treated.
The following examples will the present invention will be further described.
Example 1
This example illustrates zinc-air cell provided by the invention and preparation method thereof.
Prepared zinc-air cell as shown in Figure 3, the preparation method is as follows:
(1) preparation of air positive pole
With 50 weight portion active carbons, 30 weight portion manganese dioxide, 20 weight portion concentration are that 60% polytetrafluoroethylene aqueous solution is even, on roll squeezer, be pressed into film, making length is 60 millimeters, wide is 45 millimeters, thick is 0.3 millimeter Catalytic Layer, then with Catalytic Layer and with the polytetrafluoroethylene waterproof ventilated membrane of measure-alike 0.1 millimeters thick of Catalytic Layer, the nickel foam of 1 millimeters thick overlaps together successively, on platen-press, under the pressure of 2 MPas, under 100 ℃, be pressed into the rectangle thin slice of 0.5 millimeters thick, with rolls of sheets coiled overall diameter is 19 millimeters, height is 45 millimeters a cylinder, makes air positive pole 1.Wherein, contain manganese dioxide 5 grams in the air positive pole 1.
(2) preparation of zinc negative pole
1, the zinc powder of 90 weight portions, the lead oxide (PbO) of 5 weight portions and the conductive carbon black of 4 weight portions are mixed, this mixture was ground 30 minutes, cross 100 mesh sieves with ball mill.
2, get gained mixture in 1, add the polytetrafluoroethylene of 5 weight portions and the carboxymethyl cellulose of 5 weight portions, evenly mix.
3, with mixture granulation in comminutor in 2, make 3 millimeters of diameters, the column zinc granule that length is 3 millimeters.
4, with gained zinc granule vacuumize under 120 ℃ of temperature in 3, make zinc-air cell column zinc granule.
(3) preparation of battery
Choose overall diameter and be 30 millimeters, highly be 60 millimeters, thickness be 0.3 millimeter cylindrical shape box hat as shell 5, the hole that to have a diameter on the one end cap be 20 millimeters circle has diameter and is 3 millimeters air-filled pore 9 on another end cap.
Choose overall diameter and be 20 millimeters, highly be that 45 millimeters, thickness are that 0.3 millimeter the cylindrical shape box hat of an end opening is as battery container 4.On battery container 4 sidewalls, bore the hole 10 of 2 millimeters of 10 diameters, and hole 10 is evenly distributed on the sidewall of housing 4.The end that opening is arranged of battery container 4 comprises flange, is connected with shell 5 to make things convenient for battery container 4.
Choose overall diameter and be 18 millimeters, highly be 15 millimeters, thickness be 0.2 millimeter the soft bag of cylindrical shape rubber as container 7, the draw point of choosing overall diameter and be 0.1 millimeter, length and be 13 millimeters is as pricker 8.With 15 milliliter of 7 potassium hydroxide electrolyte that rubs/rise container 7 of packing into.With pack into container 7 an and end of pricker 8 is fixed on the center of inner surface of a wall of container 7 of pricker 8, make it point to the relative wall of this wall of container 7.
The air positive pole 1 that (1) obtains is put into the space that battery container 4 surrounds, and the outer surface of air positive pole 1 is closely contacted with the inner surface of battery container 4.
Overall diameter is 19 millimeters, highly is that 45 millimeters tubular polypropylene diaphragm 12 is put into the space that air anodal 1 surrounds, and the outer surface of barrier film 12 is closely contacted with the inner surface of air positive pole 1.
50 zinc granules that obtain of gram (2) are put on the end cap away from an end of the openend of battery container 4 of battery container 4 in the space that barrier film 12 surrounds.
Select for use purity oxygen as oxygen-containing gas 6, the air-filled pore 9 of oxygen-containing gas 6 by shell 5 charged into, make it in the space that housing 4 and shell 5 surround, to produce the pressure of 0.4 MPa.Then, with the sealing of air-filled pore 9 usefulness fluid sealants, zinc-air cell of the present invention can be finished.
Described zinc-air cell is in a kind of state of sealing fully.In the storage process of battery, electrolyte 3 is sealed in the container 7, and electrolyte 3 is isolated with zinc granule, and battery is in unactivated state, can improve the resting period of battery; When using battery, only need press pricker 8, make pricker 8 puncture container 7, electrolyte 3 just can flow out from container 7, is filled into rapidly in the space between the zinc granule, activated batteries, very easy to use.
Respectively with the battery storing that obtains in carbon dioxide environment, in the environment of 95% humidity and in the drying box environment, after 6 months, measure the concentration of electrolyte, the result shows that the concentration of electrolyte does not change.
In one month, place the battery alternately opposite direction, the side direction that obtain every day, checks battery after one month, and the result shows without any fluid seepage.
The position that is fixed with pricker 8 of gained battery is pressed, and the electrolyte in the container 7 flows down smoothly.
The above results shows, zinc-air cell good seal provided by the invention, and affected by environment very little, security performance is fine, and can store for a long time.
Example 2
This example illustrates zinc-air cell provided by the invention and preparation method thereof.
Method according to example 1 prepares battery, different is with water vapour content 1 volume %, carbon dioxide content 3 volume %, the gas of oxygen content 96 volume % replaces purity oxygen, water vapour content 1 volume %, carbon dioxide content 3 volume %, the pressure of the gas of oxygen content 96 volume % in the space that housing 4 and shell 5 surround is 0.3 MPa.Thereby obtain battery of the present invention as shown in Figure 3.
Respectively with the battery storing that obtains at CO
2In the environment, in the environment of 95% humidity and in the drying box environment, measured the concentration of electrolyte after 6 months, the result shows that the concentration of electrolyte does not change.
In one month, place the battery alternately opposite direction, the side direction that obtain every day, checks battery after one month, and the result shows without any fluid seepage.
The position that is fixed with pricker 8 of gained battery is pressed, and the electrolyte in the container 7 flows down smoothly.
The above results shows, zinc-air cell good seal provided by the invention, and affected by environment very little, security performance is fine, and can store for a long time.
Example 3
This example illustrates the discharge performance of zinc-air cell provided by the invention.
This example adopts the battery performance test instrument that the discharge performance of zinc-air cell is tested.The position that is fixed with pricker 8 of the battery that obtains in the example 1 is pressed, electrolyte 3 is mixed with zinc negative pole 2, thereby activated batteries, with 200 milliamperes of electric currents this battery is carried out constant current continuous discharge, discharge capacity is 13500 Milliampere Hours, the open circuit voltage of this battery is 1.4 volts, and average working voltage is 1.2 volts.
Example 4
This example illustrates the discharge performance of zinc-air cell provided by the invention.
This example adopts the battery performance test instrument that the discharge performance of zinc-air cell is tested.The position that is fixed with pricker 8 of the battery that obtains in the example 2 is pressed, electrolyte 3 is mixed with zinc negative pole 2, thereby activated batteries, with 200 milliamperes of electric currents this battery is carried out constant current continuous discharge, discharge capacity is 13000 Milliampere Hours, the open circuit voltage of this battery is 1.4 volts, and average working voltage is 1.2 volts.
The result of example 3 and example 4 shows that the discharge performance of zinc-air cell provided by the invention is good, and can carry out continuous, stable work.
Claims (11)
1. zinc-air cell, this zinc-air cell comprises battery container (4), air positive pole (1), zinc negative pole (2), electrolyte (3) and barrier film (12), described barrier film (12) is positioned between air positive pole (1) and the zinc negative pole (2), battery container (4) surrounds anode chamber (13) and negative pole chamber (14) respectively with barrier film (12), air positive pole (1) is arranged in anode chamber (13), zinc negative pole (2) and electrolyte (3) are arranged in negative pole chamber (14), comprise hole (10) on the battery container (4), hole (10) communicates with anode chamber (13), this zinc-air cell also comprises the shell (5) that surrounds housing (4), comprise oxygen-containing gas (6) in the space that housing (4) and shell (5) surround, it is characterized in that, this zinc-air cell also comprises container (7) and pricker (8), described battery container (4) is fixed on the shell (5), described container (7) is arranged in negative pole chamber (14) and is fixed on the battery container (4), described pricker (8) is arranged in container (7) and is fixed on the wall of container (7), described electrolyte (3) is encapsulated in the container (7), described zinc negative pole (2) is placed in the outer negative pole chamber (14) of container (7), the length of described pricker (8) guarantees pricker (8) when depressing, is being punctured container (7).
2. zinc-air cell according to claim 1, wherein, the space that housing (4) and shell (5) surround and the volume ratio of negative pole chamber (14) are 1-5: 1.
3. zinc-air cell according to claim 1, wherein, the pressure that described oxygen-containing gas (6) produces in the space that housing (4) and shell (5) surround is the 0.1-1 MPa.
4. zinc-air cell according to claim 1, wherein, the content of carbon dioxide is lower than 5 volume % in the described oxygen-containing gas (6), and the content of steam is lower than 2 volume %.
5. zinc-air cell according to claim 1 wherein, also comprises the air-filled pore (9) of sealing on the described shell (5).
6. zinc-air cell according to claim 1, wherein, battery container (4) is fixed on that shell (5) is gone up and an end cap of end cap of battery container (4) and shell (5) fits tightly, and perhaps the part of an end cap of shell (5) is as an end cap of battery container (4).
7. zinc-air cell according to claim 1, wherein, an end cap of battery container (4) and an end cap of shell (5) fit tightly, perhaps the part of an end cap of shell (5) is as an end cap of battery container (4), wall of container (7) and this end cap of housing (4) fit tightly, perhaps the part of this end cap of housing (4) or this end cap is as a wall of container (7), and an end of described pricker (8) is fixedlyed connected with the inner surface of this wall of container (7).
8. zinc-air cell according to claim 7, wherein, go up as in the part of this wall of container (7) at least one as the part of housing (4) end cap and housing (4) on the part that fits tightly with the end cap of housing (4) on the part that fits tightly with this wall of container (7) on the part of fixedly connected pricker (8), housing (4) end cap on the wall of container (7), shell (5) end cap, shell (5) end cap and be elastomeric material.
9. zinc-air cell according to claim 1, wherein, the distance of the wall of the container (7) that an end of not fixedlying connected with container (7) of described pricker (8) and an end of or not fixedlying connected container (7) of described pricker (8) are pointed is the 1-3 millimeter.
10. zinc-air cell according to claim 1, wherein, described zinc negative pole (2) is the column zinc granule.
11. zinc-air cell according to claim 10, wherein, the diameter of described column zinc granule is the 1-7 millimeter, and length is the 1-7 millimeter.
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| CN 200610111903 CN101132084B (en) | 2006-08-24 | 2006-08-24 | Zinc-air battery |
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| CN 200610111903 CN101132084B (en) | 2006-08-24 | 2006-08-24 | Zinc-air battery |
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| CN101132084A CN101132084A (en) | 2008-02-27 |
| CN101132084B true CN101132084B (en) | 2010-09-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845943A (en) * | 2016-05-30 | 2016-08-10 | 王曦 | Aluminum-air battery |
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| CN102544636A (en) * | 2012-01-06 | 2012-07-04 | 中国科学院过程工程研究所 | Alkaline ion liquid electrolyte for zinc-air battery |
| CN103490101A (en) * | 2013-10-17 | 2014-01-01 | 上海电气钠硫储能技术有限公司 | Method for injecting sodium into positive electrode of sodium-sulfur battery |
| CN103985923B (en) * | 2014-04-25 | 2017-02-15 | 华东师范大学 | Quasi-solid electrolyte PVA-zinc-air battery |
| CN107249363A (en) * | 2014-12-23 | 2017-10-13 | 老航海家股份公司 | The electronic cigarette that security is improved |
| CN106384860B (en) * | 2016-10-11 | 2019-02-05 | 梁百胜 | A method of preparing Soft Roll zinc-air battery |
| CN109066019A (en) * | 2018-07-20 | 2018-12-21 | 北京颐源新能源科技有限公司 | A kind of metal-air battery from carrying liqs |
| WO2023191716A2 (en) * | 2022-03-28 | 2023-10-05 | National University Of Singapore | A metal-feeding method for metal-air fuel cells |
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| US5724431A (en) * | 1996-02-26 | 1998-03-03 | Siemens Hearing Instruments, Inc. | Zinc-air dry cell holder and hearing aid that uses it |
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| CN1366356A (en) * | 2001-10-30 | 2002-08-28 | 华南理工大学 | Liquid leakage prevention method of zinc-air battery |
| CN2593380Y (en) * | 2003-01-15 | 2003-12-17 | 赵锡宽 | Zinc-air power cell |
| JP3764623B2 (en) * | 2000-03-27 | 2006-04-12 | 株式会社東芝 | Oxygen lithium secondary battery |
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2006
- 2006-08-24 CN CN 200610111903 patent/CN101132084B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5724431A (en) * | 1996-02-26 | 1998-03-03 | Siemens Hearing Instruments, Inc. | Zinc-air dry cell holder and hearing aid that uses it |
| CN2303390Y (en) * | 1997-09-19 | 1999-01-06 | 武汉同原电源有限公司 | External oxygen type cylindrical zinc-air battery |
| JP3764623B2 (en) * | 2000-03-27 | 2006-04-12 | 株式会社東芝 | Oxygen lithium secondary battery |
| CN1366356A (en) * | 2001-10-30 | 2002-08-28 | 华南理工大学 | Liquid leakage prevention method of zinc-air battery |
| CN2593380Y (en) * | 2003-01-15 | 2003-12-17 | 赵锡宽 | Zinc-air power cell |
Non-Patent Citations (3)
| Title |
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| CN 2303390 Y,说明书第1页第18行至第2页最后1行、附图1. |
| JP特开2003-17143A 2003.01.17 |
| JP特许第3764623B2 2006.04.12 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845943A (en) * | 2016-05-30 | 2016-08-10 | 王曦 | Aluminum-air battery |
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| Publication number | Publication date |
|---|---|
| CN101132084A (en) | 2008-02-27 |
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