CN101789528A - Cylinder-type nickel-metal hydride battery - Google Patents
Cylinder-type nickel-metal hydride battery Download PDFInfo
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- CN101789528A CN101789528A CN201010114307A CN201010114307A CN101789528A CN 101789528 A CN101789528 A CN 101789528A CN 201010114307 A CN201010114307 A CN 201010114307A CN 201010114307 A CN201010114307 A CN 201010114307A CN 101789528 A CN101789528 A CN 101789528A
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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
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a cylinder-type nickel-metal hydride battery. A battery shell consists of a battery outer shell, a battery inner shell, a polyethylene foam insulation material and a binding post, wherein the battery outer shell and the battery inner shell are concentric cylindrical cylinders made of stainless steel materials; the bottoms of the battery outer shell and the battery inner shell are welded by laser through the binding post; the upper edges of the battery outer shell and the battery inner shell are welded by laser; a battery cap is composed of stainless steel bodies, the filled polyethylene foam insulation material, a safety vent and a foam filling-hole sealing screw; a carbonaceous cylinder-type battery support body consists of a cylinder-type battery support body and a battery cell; the battery cell consists of a positive piece, a negative piece and a polyethylene non-woven diaphragm; the negative piece, the polyethylene non-woven diaphragm and the positive piece are overlapped from bottom to top; and the positive piece, the polyethylene non-woven diaphragm and the negative piece are wound from inside to outside. The cylinder-type nickel-metal hydride battery can work normally under the severe environmental conditions of higher temperature, lower temperature, bumping and the like, the charging and discharging can be recycled, and the service life of the cylinder-type nickel-metal hydride battery can be more than 500 times.
Description
Technical field
The present invention relates to battery and make the field, specifically is a kind of cylinder-type nickel-metal hydride battery.A kind of cylinder-type nickel-metal hydride battery of the technology of the present invention manufacturing be applicable as Aeronautics and Astronautics field, polar region, external force effect strong, jolt, the electrical source of power of the various electric equipments under the severe environmental conditions comparatively such as vibrations.
Background technology
At present, the cylinder-type nickel-metal hydride battery of existing industry is generally individual layer battery case, nickel plating steel or the stainless steel individual layer battery cap of nickel plating steel or stainless steel; The sequential volume that electric core is positive plate, barrier film, negative plate from inside to outside is around forming.Battery by individual layer battery case, the manufacturing of individual layer battery cap, invar electrolyte cell shell has good heat-conducting, battery is easy to reach approximate consistent or identical with ambient temperature under the environmental condition of higher, lower temperature, thereby make battery operating state under high temperature (being higher than 60 ℃) or low temperature (being lower than-40 ℃) condition extremely unstable, perhaps because the extremely low accident such as can't work fully even blast of ambient temperature owing to temperature is higher.Therefore, existing battery can only be worked under conventional temperature conditions mostly, and can't operate as normal under higher temperature or lower extreme conditions such as temperature, perhaps can't work, it is shorter that the energy operate as normal also can shorten the cycle life of battery owing to temperature environment is comparatively abominable, even owing to temperature environment influence is blasted or lost battery efficiency fully, the actual charge and discharge cycles of battery generally all is no more than 300 times useful life.The battery battery core that existing cylindrical battery is made by winding method, because battery anode slice, the reaction force of negative plate and battery use under stress condition such as jolt and can become flexible, make battery anode slice, barrier film, contact defective tightness between the negative plate, always stay certain loosening space at the center of battery battery core, the loosening meeting of battery battery core pole piece causes the internal resistance of cell to increase, shedding, may cause the inside battery micro-short circuit, capacity reduces, thereby influences battery comprehensive electrochemical such as efficiency for charge-discharge, capacity, operating voltage, recycle the life-span etc.
Summary of the invention
In order to solve existing the problems referred to above of battery that existing battery production technology is produced, the invention of this reality provides a kind of energy cylinder-type nickel-metal hydride battery that enough technical schemes are produced, under higher temperature (being higher than more than 65 ℃) or lower temperature extreme temperature environmental conditions such as (being lower than-45 ℃), and jolt, can normally use under the bad working environment condition such as external force effect such as vibrations is stronger.
The present invention is achieved by following technical proposals: described a kind of cylinder-type nickel-metal hydride battery comprises that mainly four major parts such as battery case (Fig. 1), battery battery core (Fig. 1), battery cap (Fig. 1), carbonaceous cylindrical battery supporter (Fig. 1) constitute; Also comprise making the battery can the required KOH electrolyte of operate as normal, and the annexes (Fig. 6) such as first, second electrodes conduct lug, insulated enclosure circle, first, second insulating washer that improve battery performance and operating efficiency and security performance.
Further, the present invention includes following content:
Described a kind of cylinder-type nickel-metal hydride battery, it is characterized in that described battery case is by four parts: part such as the joint pin (Fig. 2 b) of the battery inner casing (Fig. 1) of the battery case of nickel plating steel or stainless steel (Fig. 1), nickel plating steel or stainless steel, polyethylene or asbestos insulation material (Fig. 1) and nickel plating steel or stainless steel constitutes; Described battery case, battery inner casing are that concentric column steel or nickel-plated steel material are made cylinder, are filled in polyethylene or the asbestos insulation material between battery case and the battery inner casing and are connected the battery inner casing and the nickel plating steel of battery case bottom or the connection support column (Fig. 2) of stainless steel wait the part formation; The bottom of described battery case and battery inner casing becomes one (Fig. 2) by the porous joint pin of nickel plating steel or stainless steel by laser welding or spot welding.
Described a kind of cylinder-type nickel-metal hydride battery is characterized in that: described battery cap is by nickel plating steel or body of stainless steel (Fig. 4) and four part formations such as inner polyethylene heat-barrier material (Fig. 4) of filling, emergency air inlet (Fig. 4) and notes foam hole sealed screws (Fig. 4).
Described a kind of cylinder-type nickel-metal hydride battery, it is characterized in that: described battery battery core is overlapping according to the order of negative pole piece of battery, polyethylene nonwoven fabrics barrier film, anode pole piece from bottom to top by three parts such as anode pole piece, negative pole piece of battery and polyethylene nonwoven fabrics barrier film (Fig. 1), the order of anode pole piece, polyethylene nonwoven fabrics barrier film, negative pole piece of battery from inside to outside, and promptly the mode of cathode pole piece bag anode pole piece is reeled and formed (Fig. 7); The anode pole piece of described battery battery core is a positive active material by nickel hydroxide or hydroxy nickel oxide/potassium ferrate composite material, graphite agent by certain positive active material mass percent 3～5% mixed, 0.1～1% polytetrafluoroethylene binding agent, 5～25% sodium carboxymethylcellulose (CMC) thickener and 5～35% deionized water are made into slurry, make sizing technique according to general positive plate for nickel-hydrogen cell again, promptly be collector, expect on the nickel foam collector through anodal starching with the nickel foam, dry, section, the anodal conduction of spot welding lug, rub operation such as sheet and be made into positive plate (Ni-MH battery is made the known technology in field).
Described a kind of cylinder-type nickel-metal hydride battery is characterized in that: described cylindrical battery supporter is formed by two part compactings such as carbonaceous cylinder (Fig. 5), cylindrical battery supporter nickel plating steel mesh or stainless (steel) wire exposed portions serve (Fig. 5).
Described a kind of cylinder-type nickel-metal hydride battery, it is characterized in that: described cylinder-type nickel-metal hydride battery has following structure: the battery battery core of coiling is inserted in the battery case, the spot welding negative lug is connected with the battery case bottom, insert the supporter insulation spacer, filling concentration is 3～6M potassium hydroxide electrolyte, insert the cylindrical battery supporter, insert insulating washer, add the insulated enclosure circle, spot welding positive pole ear and cylindrical battery supporter nickel plating steel mesh or stainless (steel) wire exposed portions serve are connected pressure cap with battery cap, seal, inject heat insulation support foam from annotating the foam hole, install and annotate foam hole sealed screw.
Adopt technical scheme of the present invention, can obtain following obvious effects: with a kind of cylinder-type nickel-metal hydride battery of technical solution of the present invention production, owing to adopt the bilayer cells shell that is filled with heat preserving and insulating materials such as polyethylene or asbestos, heat insulation good reserve battery cap, and heat insulation heat insulation preferably support heat barrier foam, the bottom has one to support conductive pole connection ectonexine battery case, thereby solves safety problem such as cisco unity malfunction or inefficacy or blast under the battery extreme temperature environmental condition effectively; And owing in the middle of the coiling battery battery core, inserted the cylindrical battery supporting body special, make battery battery core tightr, be difficult for becoming flexible, thereby can reduce the internal resistance of cell effectively, reduce the possibility of shedding short circuit, further improve the service efficiency and the battery performance of battery active material; In addition, owing to used hydroxy nickel oxide/potassium ferrate composite material to be positive active material, make the Ni-MH battery cycle life of producing further improve.
The Ni-MH battery of manufacturing of the present invention without can be under higher temperature, lower temperature and the harsh environmental conditions of jolting etc. comparatively operate as normal, and charge and discharge cycles useful life is all above 500 times (seeing embodiment).
As mentioned above, can realize the present invention better.
The present invention is applicable to the cylinder-type nickel-metal hydride battery of all kinds, various models.
Description of drawings
Fig. 1 is the structure cross-sectional schematic (1-battery case, 2-battery battery core, 3-battery cap, 4-cylindrical battery supporter) of four major parts of battery of the specific embodiment of the invention;
Fig. 2 a is the battery case schematic perspective view (1a-battery case, 1c-battery inner casing) of the specific embodiment of the invention;
Fig. 2 b is the battery case cross-sectional schematic (1a-battery case, 1c-battery inner casing, 1b-heat-barrier material, 1d-joint pin, joint pin are that porous circular cylinder shape connects support column) of the specific embodiment of the invention;
Fig. 3 a is the joint pin schematic perspective view of the specific embodiment of the invention;
Fig. 3 b is the joint pin cross-sectional schematic of the specific embodiment of the invention;
Fig. 4 a is the battery cap cross-sectional schematic (3a-nickel plating steel or stainless steel plastid, 3b-polyethylene heat-barrier material, 3c-emergency air inlet, 3d-annotate foam hole sealed screw) of the specific embodiment of the invention;
Fig. 4 b is the battery cap schematic perspective view (3a-nickel plating steel or stainless steel plastid, 3b-polyethylene heat-barrier material, 3c-emergency air inlet, 3d-annotate foam hole sealed screw) of the specific embodiment of the invention;
Fig. 5 a is the cylindrical battery supporter schematic perspective view (4a-carbonaceous cylinder, 4b-cylindrical battery supporter nickel plating steel mesh or stainless (steel) wire exposed portions serve) of the specific embodiment of the invention;
Fig. 5 b is that the cylindrical battery supporter section of the specific embodiment of the invention is looked schematic diagram (4a-carbonaceous cylinder, 4b-nickel plating steel mesh or stainless (steel) wire);
Fig. 6 is heatproof battery complete structure schematic diagram (the 1a-battery case of the specific embodiment of the invention, 1b-polyethylene or insulating layer of asbestos, 1c-battery inner casing, the 2a-anode pole piece, the 2b-cathode pole piece, 2c-polyethylene nonwoven fabrics barrier film, the 3-battery cap, 4a-cylindrical battery supporter, 4b-cylindrical battery supporter nickel plating steel mesh or stainless (steel) wire exposed portions serve, the 5-positive pole ear, the 6-negative lug, the 1d-joint pin, 7-supporter insulation spacer, the 8-insulating washer, 3d-annotates foam hole sealed screw, 3b-polyethylene heat-barrier material, the 3c-emergency air inlet, the polyethylene that 9-fills, 10-insulated enclosure circle);
Fig. 7 is the battery battery core 2 winding method schematic diagrames (5-positive pole ear, 6-negative lug, 2a-anode pole piece, 2c-polyethylene nonwoven fabrics barrier film, 2b-cathode pole piece) of the specific embodiment of the invention
Embodiment
Below in conjunction with accompanying drawing 1～accompanying drawing 7 and specific embodiment, patent of the present invention is described in further detail.
Embodiment 1: as shown in Figure 6, be the profile of a kind of cylinder-type nickel-metal hydride battery of the specific embodiment of the invention.
A kind of cylinder-type nickel-metal hydride battery comprises that mainly four major parts such as battery case 1 (Fig. 1), battery battery core 2 (Fig. 1), battery cap 3 (Fig. 1), cell support body 4 (Fig. 1) constitute; Also comprise making the battery can the required potassium hydroxide electrolyte of operate as normal, and the parts such as positive pole ear 5, negative lug 6, insulated enclosure circle 10, supporter insulation spacer 7, insulating washer 8 that improve battery performance and operating efficiency and security performance.
The anode pole piece 2a (Fig. 7) of the battery battery core 2 of a kind of Ni-MH battery of present embodiment has following structure: be positive active material with the nickel hydroxide, nickel hydroxide active material and the graphite agent that accounts for nickel hydroxide mass percent 3%, 0.1% polytetrafluoroethylene binding agent, 15% sodium carboxymethylcellulose (CMC) thickener and 15% deionized water mixing manufacture form slurry (are determined other amount of substances according to the nickel hydroxide amount, allotment does not need 100% arbitrarily).A kind of structure of temperature-resisting cylindrical nickel-metal hydride battery, make sizing technique according to general positive plate for nickel-hydrogen cell again, promptly be collector, make the known technology in field promptly by Ni-MH battery with the nickel foam: through starching to the nickel foam collector, drying, roll extrusion, section, spot welding conduction lug 4 be connected, rub operation such as sheet and be made into positive plate bottom battery case.
The Ni-MH battery of present embodiment (Fig. 6) has following structure: will be wound into tubular battery battery core 2 and insert in the battery case 1, spot welding negative lug 6 is connected with battery case 1 bottom, the KOH electrolyte of filling 3M, place supporter insulation spacer 7, insert carbonaceous cylindrical battery supporter 4, place insulating washer 8, add insulated enclosure circle 10, the cylindrical battery supporter nickel plating steel mesh or the stainless (steel) wire exposed portions serve 4b of spot welding positive pole ear 5 and carbonaceous cylindrical battery supporter 4 are connected with battery cap 3, press battery cap, seal and form.Inject the heat insulation support foam 9 of polyethylene (Fig. 6), install and annotate foam hole sealed screw 3d (Fig. 6).Fill by polyethylene or asbestos insulation material between described battery case 1a, the battery inner casing 1c.
What more than make is the Ni-MH battery of positive electrode active materials with the nickel hydroxide, is up to 94.8% at the discharging efficiency that is higher than under 65 ℃ the temperature conditions; At operating ambient temperature is that the cycle life (discharging efficiency is less than less than design capacity 50% o'clock of 50% o'clock or capacity) of battery under 68 ℃, the test condition of continuously vibrations is greater than 508 times; Be lower than-45 ℃ of discharging efficiencies under the condition and be up to 97.2%; Be up to 557 times for the cycle life of battery under-50 ℃ of temperature environment conditions (discharging efficiency is less than less than design capacity 60% o'clock of 60% o'clock or capacity) at working temperature environment.
Embodiment 2: as shown in Figure 6, be the profile of a kind of cylinder-type nickel-metal hydride battery of the specific embodiment of the invention.
A kind of cylinder-type nickel-metal hydride battery comprises that mainly four major parts such as battery case 1 (Fig. 1), battery battery core 2 (Fig. 1), battery cap 3 (Fig. 1), cell support body 4 (Fig. 1) constitute; Also comprise making the battery can the required potassium hydroxide electrolyte of operate as normal, and the parts such as positive pole ear 5, negative lug 6, insulated enclosure circle 10, supporter insulation spacer 7, insulating washer 8 that improve battery performance and operating efficiency and security performance.
The anode pole piece 2a (Fig. 7) of the battery battery core 2 of a kind of Ni-MH battery of present embodiment is according to following technology manufacturing: with hydroxy nickel oxide/potassium ferrate composite material is positive active material, be positive active material with accounting for hydroxy nickel oxide/potassium ferrate composite material with hydroxy nickel oxide/potassium ferrate composite material is the agent of ratio graphite, 0.5% polytetrafluoroethylene binding agent, 20% sodium carboxymethylcellulose (CMC) thickener and 20% the deionized water mixing manufacture form slurry of the mass percent 4% of positive active material.A kind of structure of temperature-resisting cylindrical nickel-metal hydride battery, make sizing technique according to general positive plate for nickel-hydrogen cell again, promptly be collector, make the known technology in field promptly by Ni-MH battery with the nickel foam: through starching to the nickel foam collector, drying, roll extrusion, section, spot welding positive pole ear 5 be connected, rub operation such as sheet and be made into positive plate with battery case 1 bottom.
The Ni-MH battery of present embodiment (Fig. 6) as follows, the step manufacturing forms: will be wound into tubular battery battery core 2 and insert in the battery case 1, spot welding negative lug 6 is connected with battery case 1 bottom, place supporter insulation spacer 7, the KOH electrolyte of filling 5M, insert carbonaceous cylindrical battery supporter 4, place insulating washer 8, add insulated enclosure circle 10, the cylindrical battery supporter nickel plating steel mesh or the stainless (steel) wire exposed portions serve 4b of spot welding positive pole ear 5 and carbonaceous cylindrical battery supporter 4 are connected with battery cap 3, press battery cap, seal and form.
With the said method manufacturing be the Ni-MH battery of positive electrode active materials with the nickel hydroxide, be up to 98.3% at the discharging efficiency that is higher than under 65 ℃ the temperature conditions; At operating ambient temperature is that the cycle life (discharging efficiency is less than less than design capacity 50% o'clock of 50% o'clock or capacity) of battery under 68 ℃, the test condition of continuously vibrations is greater than 503 times; Be lower than-50 ℃ of discharging efficiencies under the condition and be up to 95.9%; Be up to 566 times for the cycle life of battery under-46 ℃, the test condition of continuously vibrations (discharging efficiency is less than less than design capacity 60% o'clock of 60% o'clock or capacity) at operating ambient temperature.
Embodiment 3: as shown in Figure 6, be the profile of a kind of cylinder-type nickel-metal hydride battery of the specific embodiment of the invention.
A kind of cylinder-type nickel-metal hydride battery comprises that mainly four major parts such as battery case 1 (Fig. 1), battery battery core 2 (Fig. 1), battery cap 3 (Fig. 1), cell support body 4 (Fig. 1) constitute; Also comprise making the battery can the required potassium hydroxide electrolyte of operate as normal, and the parts such as positive pole ear 5, negative lug 6, insulated enclosure circle 10, supporter insulation spacer 7, insulating washer 8 that improve battery performance and operating efficiency and security performance.
The anode pole piece 2a (Fig. 7) of the battery battery core 2 of a kind of Ni-MH battery of present embodiment is according to following technology manufacturing: with hydroxy nickel oxide/potassium ferrate composite material is positive active material, and hydroxy nickel oxide/potassium ferrate composite material is a positive active material with accounting for hydroxy nickel oxide/potassium ferrate composite material is the agent of ratio graphite, 1% polytetrafluoroethylene binding agent, 25% sodium carboxymethylcellulose (CMC) thickener and 35% the deionized water mixing manufacture form slurry of the mass percent 5% of positive active material.A kind of structure of temperature-resisting cylindrical nickel-metal hydride battery, make sizing technique according to general positive plate for nickel-hydrogen cell again, promptly be collector, make the known technology in field promptly by Ni-MH battery with the nickel foam: through starching to the nickel foam collector, drying, roll extrusion, section, spot welding conduction lug 5 be connected, rub operation such as sheet and be made into positive plate bottom battery case.
The Ni-MH battery of present embodiment (Fig. 6) as follows, the step manufacturing forms: will be wound into tubular battery battery core 2 and insert in the battery case 1, spot welding negative lug 6 is connected with battery case 2 bottoms, place supporter insulation spacer 7, the KOH electrolyte of filling 6M, insert carbonaceous cylindrical battery supporter 4, place insulating washer 8, add insulated enclosure circle 10, the second cylindrical battery supporter nickel plating steel mesh or the stainless (steel) wire exposed portions serve 4b of spot welding anodal conduction lug 5 and carbonaceous cylindrical battery supporter 4 are connected with battery cap 3, press battery cap, seal and form.
With the said method manufacturing be the Ni-MH battery of positive electrode active materials with the nickel hydroxide, be that discharging efficiency under 68 ℃, the test condition of continuously vibrations is up to 94.9% at operating ambient temperature; At operating ambient temperature is that the cycle life (discharging efficiency is less than less than design capacity 50% o'clock of 50% o'clock or capacity) of test battery under 70 ℃, the condition of continuously vibrations is greater than 502 times; Be that the discharging efficiency of battery is up to 94.4% under-65 ℃, the test condition of continuously vibrations at operating ambient temperature, cycle life (discharging efficiency is less than less than design capacity 60% o'clock of 60% o'clock or capacity) be up to 547 times.
Can realize the present invention better as mentioned above.
Yet the above is the preferred embodiments of the present invention only, is not so limits to scope of the present invention, and equivalences that all utilizations description of the present invention is carried out change, all equally within the scope of the present invention.
Claims (3)
1. cylinder-type nickel-metal hydride battery, comprise battery case (1), battery battery core (2), battery cap (3), cell support body (4), it is characterized in that: battery case (2) is by battery case (1a), battery inner casing (1c), polyethylene heat-barrier material (1b) and joint pin (1d) constitute, battery case (1a), battery inner casing (1c) is made cylinder for concentric column stainless steel material, battery case (1a) is one by joint pin (1d) by laser welding or spot welding with the bottom of battery inner casing (1c), battery case (1a), it is one that battery inner casing (1c) top edge adopts laser welding, battery cap (3) is by the polyethylene heat-barrier material (3b) of stainless steel plastid (3a) and filling, emergency air inlet (3c) and notes foam hole sealed screws (3d) constitute, carbonaceous cylindrical battery supporter (4) is by cylindrical battery supporter (4a), cylindrical battery supporter nickel plating steel mesh or stainless (steel) wire exposed portions serve (4b) compacting form, battery battery core (2) is by anode pole piece (2a), cathode pole piece (2b) and polyethylene nonwoven fabrics barrier film (2c) are formed, cathode pole piece (2b) from bottom to top, polyethylene nonwoven fabrics barrier film (2c), the order of anode pole piece (2a) is overlapping, from inside to outside anode pole piece (2a), polyethylene nonwoven fabrics barrier film (2c), the sequential volume of cathode pole piece (2b) around.
2. a kind of cylinder-type nickel-metal hydride battery according to claim 1, it is characterized in that: described battery battery core (2) is inserted in the battery case (1), spot welding negative lug (6) is connected with battery case (2) bottom, insert supporter insulation spacer (7), filling concentration is 3～6M potassium hydroxide electrolyte, insert cylindrical battery supporter (4), insert insulating washer (8), add insulated enclosure circle (10), spot welding positive pole ear (5) and cylindrical battery supporter nickel plating steel mesh or stainless (steel) wire exposed portions serve (4b) are connected with battery cap (3), pressure cap, seal, inject heat insulation support foam (9), install and annotate foam hole sealed screw (3d) from annotating the foam hole.
3. a kind of cylinder-type nickel-metal hydride battery according to claim 1 is characterized in that: filled by polyethylene or asbestos insulation material between described battery case (1a), the battery inner casing (1c).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101143076A CN101789528B (en) | 2010-02-11 | 2010-02-11 | Cylinder-type nickel-metal hydride battery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101143076A CN101789528B (en) | 2010-02-11 | 2010-02-11 | Cylinder-type nickel-metal hydride battery |
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| CN101789528A true CN101789528A (en) | 2010-07-28 |
| CN101789528B CN101789528B (en) | 2013-03-06 |
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| CN2010101143076A Expired - Fee Related CN101789528B (en) | 2010-02-11 | 2010-02-11 | Cylinder-type nickel-metal hydride battery |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102315490A (en) * | 2011-08-01 | 2012-01-11 | 邹平铭波电源有限公司 | Ultra low volume nickel-hydrogen battery and its preparation method |
| CN103797607A (en) * | 2012-03-30 | 2014-05-14 | 松下电器产业株式会社 | Cylindrical battery |
| CN103915655A (en) * | 2014-04-25 | 2014-07-09 | 福建卫东新能源有限公司 | Circular nickel-metal hydride battery and manufacturing method thereof |
| CN104979506A (en) * | 2014-04-14 | 2015-10-14 | 三星Sdi株式会社 | Secondary battery |
| CN110444739A (en) * | 2019-08-13 | 2019-11-12 | 深圳市量能科技有限公司 | Nickel-hydrogen battery negative pole piece and preparation method thereof, battery core and battery |
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| JP2003197158A (en) * | 2001-12-27 | 2003-07-11 | Sanyo Electric Co Ltd | Battery excellent in heat radiation capability and battery pack using it |
| WO2008104358A1 (en) * | 2007-02-27 | 2008-09-04 | Daimler Ag | Ventilation of battery gases |
| CN201117734Y (en) * | 2007-08-20 | 2008-09-17 | 比亚迪股份有限公司 | Nickel-hydrogen battery |
| CN201340863Y (en) * | 2008-12-25 | 2009-11-04 | 天津力神电池股份有限公司 | Battery with heat insulating layer structure |
| CN201349028Y (en) * | 2008-12-01 | 2009-11-18 | 宁波力必达电池有限公司 | Quincunx foot pad embedded in low capacity Ni-MH battery |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2003197158A (en) * | 2001-12-27 | 2003-07-11 | Sanyo Electric Co Ltd | Battery excellent in heat radiation capability and battery pack using it |
| WO2008104358A1 (en) * | 2007-02-27 | 2008-09-04 | Daimler Ag | Ventilation of battery gases |
| CN201117734Y (en) * | 2007-08-20 | 2008-09-17 | 比亚迪股份有限公司 | Nickel-hydrogen battery |
| CN201349028Y (en) * | 2008-12-01 | 2009-11-18 | 宁波力必达电池有限公司 | Quincunx foot pad embedded in low capacity Ni-MH battery |
| CN201340863Y (en) * | 2008-12-25 | 2009-11-04 | 天津力神电池股份有限公司 | Battery with heat insulating layer structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315490A (en) * | 2011-08-01 | 2012-01-11 | 邹平铭波电源有限公司 | Ultra low volume nickel-hydrogen battery and its preparation method |
| CN103797607A (en) * | 2012-03-30 | 2014-05-14 | 松下电器产业株式会社 | Cylindrical battery |
| CN104979506A (en) * | 2014-04-14 | 2015-10-14 | 三星Sdi株式会社 | Secondary battery |
| CN103915655A (en) * | 2014-04-25 | 2014-07-09 | 福建卫东新能源有限公司 | Circular nickel-metal hydride battery and manufacturing method thereof |
| CN110444739A (en) * | 2019-08-13 | 2019-11-12 | 深圳市量能科技有限公司 | Nickel-hydrogen battery negative pole piece and preparation method thereof, battery core and battery |
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| Publication number | Publication date |
|---|---|
| CN101789528B (en) | 2013-03-06 |
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