CN2423661Y

CN2423661Y - Flat battery

Info

Publication number: CN2423661Y
Application number: CN 00226400
Authority: CN
Inventors: 徐扬; 刘秋雷
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-05-12
Filing date: 2000-05-12
Publication date: 2001-03-14
Anticipated expiration: 2010-05-12

Abstract

The utility model relates to a square and flat alkaline battery of metal and air systems. The purposes are one-time usage, high capacity, high reliability, high stability, no pollution and low cost. The utility model is mainly formed in a mode that a membrane layer is arranged between a positive electrode and a negative electrode of a battery, the negative electrode of the battery is contained by a metallic negative-electrode case of a conductor, and a sealing ring is arranged between a positive-electrode case on the outside of the positive electrode and the metallic negative-electrode case. The utility model has the advantages of excellent effect, no charging need, long conversation time or stand-by time and light weight through trial.

Description

Button cell

The utility model relates to the square flat alkaline battery of metal one air system, specially refers to a kind of button cell.

In background technology, the battery of mobile phone of Xiao Shouing in the market, the battery that instruments such as communication, computer use, because of being subjected to the influence of self material, its discharge capacity of the cell is lower, the price height, the air time lacks, use loaded down with trivial details, contaminated environment, and weight is big.

The purpose of this utility model is at the deficiency in the above-mentioned background technology, develops a kind of button cell, reaches disposable high-capacitance, and high reliability, high stability are pollution-free, cheaply purpose.

Technical solution of the present utility model is as follows:

Comprise: anode 2 is characterized in that: between anode 2 and the battery cathode 5 membrane layer 3 is arranged, battery cathode 5 is contained by conductor metal negative pole housing 6, fitting tight circle 4 between the anodal housing 1 in anode 2 and its outside and the negative pole housing 6.

Technical solution of the present utility model also comprises:

The above-mentioned uniform ventilative hole slot 14 of last utmost point housing 1 upper surface.

Assembling is the adsorption layer 7 of loose porous shape between above-mentioned anodal housing 1 and the anode 2.

Above-mentioned battery strings, compose in parallel adsorption layer 7 and saturating steam-water film 12 that battery pack outer surface assembling is loose porous shape.

Comprise: anode 2, it is characterized in that: between anode 2 and the battery cathode 5 membrane layer 3 is arranged, battery cathode 5 another sides have conductor metal negative plate 11, and the side of its anode 2, membrane layer 3, battery cathode 5 and negative plate 11 connects as one with plastic casing 9 sealing assemblings.

Comprise: anode 2, it is characterized in that: conduction negative pole currect collecting net 10 is arranged among the battery cathode 5, battery cathode 5 top and bottom symmetries, assembling membrane layer 3 all and between the anode 2, its battery cathode 5, membrane layer 3 and anode 2 sides are assembled with plastic casing 9 sealings and are connected as one.

Comprise: anode 2, it is characterized in that: between battery cathode 5 and the anode 2 membrane layer 3 is arranged, battery cathode 5 sides are contained by conductor metal negative pole housing 6, isolate with sealing ring 4 sealing assemblings between negative pole housing 6, battery cathode 5 and anode 2 sides.

Advantage of the present utility model and effect:

(1) owing to adopt metal-air system flat alkaline battery, good airproof performance is so have pollution-free; Price is low; Disposable use need not be charged; Air time or stand-by time are long; In light weight.

(2) on probation through manufacturing experimently, respond well, be used for mobile phone, the air time can reach more than 20 hours continuously; About 40 grams of four joint total weights.

Description of drawings of the present utility model is as follows:

Fig. 1 is the front view of camber battery profile; Fig. 2 is an A-A cutaway view among Fig. 1; Fig. 3 is that positive and negative housing bottom surface is the front view of pure flat battery profile; Fig. 4 is a B-B cutaway view among Fig. 3; Fig. 5 is the vertical view of Fig. 1 and Fig. 3; Fig. 6 is not with metal shell, and two-sided is pure flat anodal battery front view; Fig. 7 is a C-C cutaway view among Fig. 6; Fig. 8 is not with metal shell, and one side is anodal, and another side is a pure flat battery front view of metal negative plate; Fig. 9 is a D-D cutaway view among Fig. 8; Figure 10 is pure flat the battery front view that the negative pole metal shell surrounds the nonmetal anode of one side; Figure 11 is an E-E cutaway view among Figure 10; Figure 12 is the vertical view of Fig. 6, Fig. 8, Figure 10; Figure 13 is a H portion enlarged drawing among Fig. 2; Figure 14 is a P portion enlarged drawing among Fig. 4; Figure 15 is a K portion enlarged drawing among Fig. 7; Figure 16 is a M portion enlarged drawing among Fig. 9; Figure 17 is a N portion enlarged drawing among Figure 11; Figure 18 is the connected mode of every used battery of mobile phone; Figure 19 is the elementary diagram of every battery of mobile phone; After Figure 20 represents that battery pack is packed into before the battery or made finished product, the situation of its loam cake protective layer; Figure 21, Figure 22, Figure 23, Figure 24, Figure 25, Figure 26 be the various hole shapes of presentation graphs 1, anode housing 1 shown in Figure 3 respectively.

Above-mentioned number in the figure is described as follows:

1-is anodal housing; 2-is an anode; 3-is a membrane layer; 4-is a sealing ring; 5-is a battery cathode, mainly by alkaline electrolyte (as Qing Yanghuajia ﹠amp; #60KOH﹠amp; #62), metal dust or granular (as Xin ﹠amp; #60Zn﹠amp; #62) wait the composition composition to be mixed into thick; 6-is a conductor metal negative pole housing; 7-is an adsorption layer; 8-is a cathode conductive film; 9-is a plastic casing; 10-is a negative pole currect collecting net; 11-is a negative plate; 12-is the vapor-permeable, water-proof film; The 13-cathode conductive film; 14-is ventilative, hole slot.

Following adjoint is described in further detail; Referring to Fig. 1 and Fig. 2, this is that the battery outer surface is cambered surface.Fig. 3 to Fig. 4 is that the battery outer surface is the plane.Fig. 5 is the uniform air-vent in battery metal shell surface, groove 14.Fig. 6 and Fig. 7 are the two-sided anodal schematic diagrames that is.Fig. 8 and Fig. 9 are top for anodal, are the view of negative plate below.Figure 10 and Figure 11 are that the negative pole metal shell contains battery cathode, and one side is anodal battery schematic diagram.Figure 12 is the cell plane schematic diagram of no air-vent, groove.Figure 13 is that H portion is cutd open, anode 2 is made up of Catalytic Layer, watertight composition, saturating vapour layer, collector, this is a known technology, anodal 2 Catalytic Layer one side is closely pasted membrane layer 3, be close to battery cathode 5 below the membrane layer 3, battery cathode 5 is by alkaline electrolyte, the mixing dope that metal dust or grain are formed, battery cathode 5 is positioned at conducting metal negative pole housing 6, and this housing 6 can be used as negative current collector and uses; Be anodal housing 1 above the anode 2, this housing 1 is to be made by the metallic plate with holes, groove 14 of band coating, isolates by insulated enclosure circle 4 between anodal housing 1, positive pole 2 and the negative pole housing 6, has also sealed battery cathode 5 simultaneously.Figure 14 is on Figure 13 architecture basics, increased the adsorption layer 7 of materials such as the glass fibre composition of the loose porous shape of one deck, between anodal housing 1 and anode 2, adsorption layer 7 not only can make oxygen outside the battery, enter in the anode 2 to even air, and more can adsorb because the small amount of liquid that battery may ooze out in the discharge process, guaranteeing that battery in use cleans dry health, anodal 2 is to impel the react organism of generation electric energy of oxygen in inside battery composition and the air.Referring to Figure 15, this is that K portion cuts open and shows, be second kind of structure, assembling negative pole currect collecting net 10 among the battery cathode 5 can be drawn negative current collector and be used battery cathode 5 upper and lower surface correspondences on this net 10, between itself and anode 2, be close to membrane layer 3, the side is with plastic casing 9 sealing assembling, forms one cell integrated, this positive pole 2 is drawn and is available as the stream use of anodal collective.Referring to Figure 16, this is that M portion cuts open and shows, is the third structure, substantially same Figure 15, different is to take down negative pole currect collecting net 10 in battery cathode 5, and battery cathode 5 following anode 2 and membrane layers 3 change negative plate 11 into, and this negative plate 11 can be used as negative current collector and uses.Referring to Figure 17, this is that N portion cuts open and shows, sees the 4th kind of structure, substantially same Figure 16, different is in Figure 16, takes down negative plate 11 and plastic casing 9, change conducting metal negative pole housing 6, this housing 6 can be used as negative current collector and uses, housing 6 upper lateral parts sealing ring 4 isolated insulation anodes 2.Referring to Figure 18, be the battery pack that four joint button cells are formed the series connection form, cathode conductive film 8 and cathode conductive film 13 coupled in series, Figure 19 is the series circuit schematic diagram.Figure 20 is in the battery surface that has air-vent, groove 14, the vapor-permeable, water-proof film 12 of the materials such as alkene of adsorption layers 7 such as glassing fiber and poly-tetrafluoro, the effect of the adsorption layer 7 of materials such as glass layer is to prevent water in air steam invasion battery, the effect of the vapor-permeable, water-proof film 12 of materials such as polytetrafluoroethylene is that water in air vapour and battery top layer are thoroughly isolated, and is preserving or the stability of time spent not to guarantee battery.Referring to Figure 21 to Figure 26, listed the various air-vents, groove 14 shapes and the distribution schematic diagram that have metal positive-pole shell 1, the aperture is 0.2～2mm; Hole slot is wide to be 0.2～2mm; Certainly the aperture, hole slot is wide also can exceed this scope.Button cell also can be made into dish type, rectangle, oval-shaped metal-air alkaline battery.The pressured system of above-mentioned entire cell, inlay, one is formed in injection mo(u)lding, need not any metallic screw.

Claims

1, button cell, comprise: anode (2), it is characterized in that: between anode (2) and the battery cathode (5) membrane layer (3) is arranged, battery cathode (5) is contained by conductor metal negative pole housing (6), fitting tight circle 4 between the anodal housing (1) in anode (2) and its outside and the negative pole housing (6).

2, button cell according to claim 1 is characterized in that: the described uniform air-vent of utmost point housing (1) upper surface, the groove (14) gone up.

3, button cell according to claim 1 is characterized in that: assembling is the adsorption layer (7) of loose porous shape between described anodal housing (1) and the anode (2).

4, button cell according to claim 1 is characterized in that: described battery strings, compose in parallel battery pack outer surface assembling and be the adsorption layer (7) of loose porous shape and steam-water film (12) thoroughly.

5, button cell, comprise: anode (2), it is characterized in that: between anode (2) and the battery cathode (5) membrane layer (3) is arranged, battery cathode (5) another side has conductor metal negative plate (11), and the side of its anode (2), membrane layer (3), battery cathode (5) and negative plate (11) connects as one with plastic casing (9) sealing assembling.

6, button cell, comprise: anode 2, it is characterized in that: conduction negative pole currect collecting net (10) is arranged among the battery cathode (5), battery cathode (5) top and bottom symmetry, all and assemble membrane layer (3) between the anode (2), its battery cathode (5), membrane layer (3) and anode (2) side connect as one with plastic casing (9) sealing assembling.

7, button cell, comprise: anode (2), it is characterized in that: between battery cathode (5) and the anode (2) membrane layer (3) is arranged, battery cathode (5) side is contained by conductor metal negative pole housing (6), isolates with sealing ring (4) sealing assembling between negative pole housing (6), battery cathode (5) and anode (2) side.