CN106848422A - The continuous asymmetric netted wound battery of electrode roll of mixing of lug - Google Patents

The continuous asymmetric netted wound battery of electrode roll of mixing of lug Download PDF

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Publication number
CN106848422A
CN106848422A CN201710246093.XA CN201710246093A CN106848422A CN 106848422 A CN106848422 A CN 106848422A CN 201710246093 A CN201710246093 A CN 201710246093A CN 106848422 A CN106848422 A CN 106848422A
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negative
plate
positive
pole
disk
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CN201710246093.XA
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Chinese (zh)
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陈学琴
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Individual
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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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/06—Lead-acid accumulators
    • H01M10/12—Construction or manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/06—Lead-acid accumulators
    • H01M10/12—Construction or manufacture
    • H01M10/123—Cells or batteries with cylindrical casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/06—Lead-acid accumulators
    • H01M10/12—Construction or manufacture
    • H01M10/125—Cells or batteries with wound or folded electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/68—Selection of materials for use in lead-acid accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/308—Detachable arrangements, e.g. detachable vent plugs or plug systems
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Secondary Cells (AREA)

Abstract

A kind of asymmetric mixed electrode winding type accumulator of continuous lug, including battery case and battery core, it is characterized in that：Barrier film of the battery core by positive plate, negative plate and between the positive plate and negative plate is wound into column by battery core spool, and anode collection disk and negative pole currect collecting disk are respectively equipped with the two ends end top of battery core；The positive plate is being provided with one with the isometric lug of the positive plate i.e. continuous lug of positive pole by anode collection disk side top, and current collecting plates are provided with a helical form cell body i.e. positive plate draw-in groove；The negative plate is mixing mesh electrode, with high-strength conductive fleece as base plate, the coating of metal oxides and negative electrode active material of spot distribution is provided with base plate, and coating of metal oxides material is ruthenium-oxide etc..The beneficial effects of the invention are as follows the invention by unique end face afflux structure and composite mesh electrode, electric current admittance ability is effectively improved, while making the battery possess super capacitor high magnification charging and discharging characteristic.

Description

The continuous asymmetric netted wound battery of electrode roll of mixing of lug
Technical field
The present invention relates to lead-acid accumulator, the takeup type plumbic acid more particularly, to a kind of high power, high-multiplying power discharge is super Battery, belongs to battery processing and manufacturing technical field.
Background technology
Traditional lead-acid battery manufacturing process and technology have been subjected to the course in century more than one.In the hair in century more than one During exhibition, traditional production and process technology is constantly used by constantly innovation, new technology and equipment.
At present, traditional spirally wound lead acid battery uses single or multiple lugs as current collection mode mostly, electric current Derive and introducing is confined on a limited number of pad, admittance ability is relatively low, and internal resistance is higher, CURRENT DISTRIBUTION in charge and discharge process It is uneven, it is difficult to realize high current charge-discharge.In addition, during high current charge-discharge, because the internal resistance of cell is big, cause heating serious, Battery temperature is too high, so as to cause potential safety hazard；Because general spirally wound lead acid battery high power charging-discharging is poor, cause Battery is performed poor needing the use occasion of high magnification charging and discharging；Existing winding-structure lead-acid battery is in plate material And winding process aspect remain in problem, because the mechanical strength of lead is low, using punching lead foil as winding-structure battery plate The manufacturing process of grid material, material calendering technology and battery pole plates winding is complicated, and relatively costly, grid material is in the fabrication process Easily there is pole plate crackle, grid tolerance in the stress concentration of generation, the stress corrosion for causing grid material violent in the electrolytic solution The ability of active material deformation, easily causes the disengaging of active material and grid in charge and discharge cycles, causes battery premature failure.
The content of the invention
In order to overcome existing spirally wound lead acid battery electric current admittance ability relatively low, internal resistance is higher, electricity in charge and discharge process Flow distribution is uneven and in the defect for needing the use occasion of high magnification charging and discharging to perform poor；Lead foil is tied as winding The drawbacks such as grid material low intensity, the difficult processing of structure battery, the present invention provides a kind of continuous asymmetric mixing mesh electrode of lug Winding type accumulator, it can make homogeneous current distribution in charge and discharge process, effectively improve electric current admittance ability, and improve electrode Mechanical strength and anti-shake performance, reduce electrode internal resistance, be provided simultaneously with super capacitor high magnification charging and discharging characteristic；Pole Plate material is conductance good as the base material of pole plate using the net flaky material that the high tensile strength fibrous material of good conductivity weaves, Active material is not easily disconnected from, and the lead foil that the intensity of pole plate is more original is significantly increased and handling ease, and These characteristics are prolonged The service life cycle of battery is grown, the performance of spirally wound lead acid battery is further improved.
The technical solution adopted for the present invention to solve the technical problems is：A kind of asymmetric mixing mesh electrode of continuous lug Winding type accumulator, including battery case (5) and battery core (33), it is characterized in that：Battery core (33) is by positive plate (1), negative plate (2) And the barrier film (3) between the positive plate and negative plate is wound into column by battery core spool (23), in battery core (33) two ends end top is respectively equipped with anode collection disk (6) and negative pole currect collecting disk (7)；The positive plate (1) is by anode collection Disk (6) side top be provided with one with the isometric continuous lug of the lug i.e. positive pole (8) of positive plate (1), the continuous lug of positive pole (8) with Barrier film (3) is provided with a row along pole piece length direction equidistant arrangement just by the position between the top of anode collection disk (6) side Pole piece stomata (20)；The negative plate (2) is being provided with one with the isometric pole of negative plate (2) by negative pole currect collecting disk (7) side top Ear is the continuous lug of negative pole (9), between the top of the continuous lug of negative pole (9) and barrier film (3) by negative pole currect collecting disk (7) side Position is provided with negative plate stomata (34) of the row along pole piece length direction equidistant arrangement；The anode collection disk (6) is discoid body, At the center of disk it is provided with a circular hole i.e. positive pole safety valve mounting hole (36), disk body is provided with one and is matched with anode pole piece spiral Helical form cell body is positive plate draw-in groove (32), and the continuous lug of the positive pole (8) of positive plate (1) is equipped in it along positive plate draw-in groove (32) In, and fixed by welding method；The negative pole currect collecting disk (7) is also discoid body, and a circular hole i.e. negative pole is provided with the center of disk Safety valve mounting hole (37), disk body is provided with one and is matched with cathode pole piece spiral helical form cell body i.e. negative plate draw-in groove (35), The continuous lug of the negative pole (9) of negative plate (2) is equipped in wherein along negative plate draw-in groove (35), and is fixed by welding method.
Anode protection cap (21) and battery are respectively equipped with the outside of anode collection disk (6) and negative pole currect collecting disk (7) Negative pole protection cap (22).Positive pole safety valve mounting hole (36) is respectively equipped with anode collection disk (6) and negative pole currect collecting disk (7) center With negative pole safety valve mounting hole (37), safety valve (14) is separately installed with its hole.In anode collection disk (6) and negative pole currect collecting disk (7) positive terminal (18) and negative terminal (19) are respectively equipped with.
The mesh sheet that the positive plate (1), negative plate (2) are woven by high-strength conductive filament as base plate (43), Positive active material (51) and negative electrode active material (52) are coated respectively with both positive and negative polarity base plate (43).Described high intensity is led Electric filament is one or more in glass fibre, carbon fiber, wire.It is additionally provided with the negative plate (2) base plate (43) The coating of metal oxides (42) alternate with negative electrode active material point-like, its coating of metal oxides material is RuO2、MnO2、 Co3O4、NiO、V2O5、Fe3O4、SnO2Etc. one of which or several.
The beneficial effects of the invention are as follows the invention by unique end face afflux structure, the collection of battery pole piece is substantially increased Flow area simultaneously improves the bonding strength between pole piece and collector, the mechanical strength of electrode and anti-shake performance is significantly carried Height, realizes being uniformly distributed for the current density during battery high current charge-discharge, reduces internal resistance, perfect heat-dissipating, can be with Effectively reduce battery temperature during high current charge-discharge；Mixed electrode make battery be provided simultaneously with super capacitor high magnification charge and Flash-over characteristic；Plate material using good conductivity high tensile strength fibrous material weave net flaky material as pole plate base Material, the even spread cell active materials on base material, due to the net flaky material conduct of high tensile strength fibrous material braiding Its surface area of the base material of pole plate is much greater relative to the stereotype of same area, improves base material with the battery-active being coated on Electric conductivity and adhesive force between material, active material are not easily disconnected from, and the lead foil that the intensity of pole plate is more original has significantly Improve, and more original lead foil pole plate handling ease.These characteristics reduce manufacturing cost, extend the recycling of battery In the life-span, the performance of spirally wound lead acid battery is set further to improve.It is preparation method economy of the invention, simple, it is easy to accomplish rule Mould is produced, and is had broad application prospects in battery manufacture field.
Brief description of the drawings
Fig. 1 is sectional view of the present invention；
Fig. 2 is partial sectional view of the present invention；
Fig. 3 is positive plate schematic diagram of the present invention；
Fig. 4 is anode collection disk schematic diagram of the present invention；
Fig. 5 is battery core sectional view of the present invention；
Fig. 6 is negative plate schematic diagram of the present invention；
Fig. 7 is negative pole currect collecting disk schematic diagram of the present invention.
1. positive plate in figure, 2. negative plate, 3. barrier film, 5. battery case, 6. anode collection disk, 7. negative pole currect collecting disk, 8. The continuous lug of positive pole, the 9. continuous lug of negative pole, 14. safety valves, 17. batteries, 18. positive terminals, 19. negative terminals, 20. positive poles Piece stomata, 21. anode protection caps, 22. GND protection caps, 23. battery core spools, 24. diaphragms, 32. pole piece draw-in grooves, 33. battery cores, 34. negative plate stomatas, 35. negative plate draw-in grooves, 36. positive pole safety valve mounting holes, 37. negative pole safety valve mounting holes, 42. coating of metal oxides, 43. base plates, 51. positive active materials, 52. negative electrode active materials.
Specific embodiment
Technical scheme is further illustrated with specific embodiment below in conjunction with the accompanying drawings.
As shown in figs. 1-7, a kind of asymmetric netted wound battery of electrode roll of mixing of continuous lug, including battery case (5) and battery core (33), it is characterized in that：Battery core (33) is by positive plate (1), negative plate (2) and positioned at the positive plate and negative pole Barrier film (3) between piece is wound into column by battery core spool (23), and positive pole is respectively equipped with the two ends end top of battery core (33) Current collecting plates (6) and negative pole currect collecting disk (7)；The positive plate (1) is being provided with one and positive plate by anode collection disk (6) side top (1) isometric lug is the continuous lug of positive pole (8), in the continuous lug of positive pole (8) and barrier film (3) by anode collection disk (6) side Top between position be provided with positive plate stomata (20) of the row along pole piece length direction equidistant arrangement；The negative plate (2) One and the isometric continuous lug of the lug i.e. negative pole (9) of negative plate (2) are being provided with by negative pole currect collecting disk (7) side top, in negative pole Continuous lug (9) and barrier film (3) are provided with a row along pole piece length direction by the position between the top of negative pole currect collecting disk (7) side The negative plate stomata (34) of equidistant arrangement；The anode collection disk (6) is discoid body, and a circular hole i.e. positive pole is provided with the center of disk Safety valve mounting hole (36), disk body is provided with a helical form cell body matched with anode pole piece spiral i.e. positive plate draw-in groove (32), the continuous lug of the positive pole (8) of positive plate (1) is equipped in wherein along positive plate draw-in groove (32), and is fixed by welding method； The negative pole currect collecting disk (7) is also discoid body, a circular hole i.e. negative pole safety valve mounting hole (37) is provided with the center of disk, on disk body One is provided with to be matched with cathode pole piece spiral helical form cell body i.e. negative plate draw-in groove (35), the continuous lug of negative pole of negative plate (2) (9) it is equipped in wherein along negative plate draw-in groove (35), and is fixed by welding method.
Anode protection cap (21) and battery are respectively equipped with the outside of anode collection disk (6) and negative pole currect collecting disk (7) Negative pole protection cap (22).Positive pole safety valve mounting hole (36) is respectively equipped with anode collection disk (6) and negative pole currect collecting disk (7) center With negative pole safety valve mounting hole (37), safety valve (14) is separately installed with its hole.In anode collection disk (6) and negative pole currect collecting disk (7) positive terminal (18) and negative terminal (19) are respectively equipped with.
The mesh sheet that the positive plate (1), negative plate (2) are woven by high-strength conductive filament as base plate (43), Positive active material (51) and negative electrode active material (52) are coated respectively with both positive and negative polarity base plate (43).Described high intensity is led Electric filament is one or more in glass fibre, carbon fiber, wire.It is additionally provided with the negative plate (2) base plate (43) The coating of metal oxides (42) alternate with negative electrode active material point-like, its coating of metal oxides material is RuO2、MnO2、 Co3O4、NiO、V2O5、Fe3O4、SnO2Etc. one of which or several.

Claims (8)

1. a kind of continuous lug is asymmetric mixes the netted wound battery of electrode roll, including battery case (5) and battery core (33), its It is characterized in：Barrier film (3) of the battery core (33) by positive plate (1), negative plate (2) and between the positive plate and negative plate leads to Cross battery core spool (23) and be wound into column, anode collection disk (6) and negative pole collection are respectively equipped with the two ends end top of battery core (33) Flow table (7)；The positive plate (1) is being provided with one with the isometric lug of positive plate (1) i.e. just by anode collection disk (6) side top Extremely continuous lug (8), the position between the top of the continuous lug of positive pole (8) and barrier film (3) by anode collection disk (6) side sets There is positive plate stomata (20) of the row along pole piece length direction equidistant arrangement；The negative plate (2) is by negative pole currect collecting disk (7) Side top is provided with one and the isometric continuous lug of the lug i.e. negative pole (9) of negative plate (2), in the continuous lug of negative pole (9) and barrier film (3) Negative plate stomata of the row along pole piece length direction equidistant arrangement is provided with by the position between the top of negative pole currect collecting disk (7) side (34)；The anode collection disk (6) is discoid body, and a circular hole i.e. positive pole safety valve mounting hole (36), disk is provided with the center of disk Body is provided with a helical form cell body matched with anode pole piece spiral i.e. positive plate draw-in groove (32), and the positive pole of positive plate (1) connects Continuous lug (8) is equipped in wherein along positive plate draw-in groove (32), and is fixed by welding method；The negative pole currect collecting disk (7) is also Discoid body, a circular hole i.e. negative pole safety valve mounting hole (37) is provided with the center of disk, and disk body is provided with one with cathode pole piece spiral The helical form that matches cell body i.e. negative plate draw-in groove (35), the continuous lug of the negative pole (9) of negative plate (2) blocks along negative plate draw-in groove (35) It is formed on wherein, and is fixed by welding method.
2. continuous lug according to claim 1 is asymmetric mixes the netted wound battery of electrode roll, it is characterized in that：It is described The mesh sheet that positive plate (1), negative plate (2) are woven by high-strength conductive filament as base plate (43), in both positive and negative polarity base plate (43) positive active material (51) and negative electrode active material (52) are coated respectively with.
3. continuous lug according to claim 2 is asymmetric mixes the netted wound battery of electrode roll, it is characterized in that：It is described High-strength conductive filament be one or more in glass fibre, carbon fiber, wire.
4. continuous lug according to claim 2 is asymmetric mixes the netted wound battery of electrode roll, it is characterized in that：It is described Negative plate (2) base plate (43) are provided with the coating of metal oxides (42) alternate with negative electrode active material point-like.
5. continuous lug according to claim 4 is asymmetric mixes the netted wound battery of electrode roll, it is characterized in that：Metal Oxide coating material is ruthenium-oxide.
6. continuous lug according to claim 1 is asymmetric mixes the netted wound battery of electrode roll, it is characterized in that：Just Anode protection cap (21) and GND protection cap are respectively equipped with the outside of pole current collecting plates (6) and negative pole currect collecting disk (7) (22)。
7. continuous lug according to claim 1 is asymmetric mixes the netted wound battery of electrode roll, it is characterized in that：Just Pole current collecting plates (6) and negative pole currect collecting disk (7) center are respectively equipped with positive pole safety valve mounting hole (36) and negative pole safety valve mounting hole (37) safety valve (14), is separately installed with its hole.
8. continuous lug according to claim 1 is asymmetric mixes the netted wound battery of electrode roll, it is characterized in that：Just Positive terminal (18) and negative terminal (19) are respectively equipped with pole current collecting plates (6) and negative pole currect collecting disk (7).
CN201710246093.XA 2017-04-15 2017-04-15 The continuous asymmetric netted wound battery of electrode roll of mixing of lug Withdrawn CN106848422A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710246093.XA CN106848422A (en) 2017-04-15 2017-04-15 The continuous asymmetric netted wound battery of electrode roll of mixing of lug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710246093.XA CN106848422A (en) 2017-04-15 2017-04-15 The continuous asymmetric netted wound battery of electrode roll of mixing of lug

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Publication Number Publication Date
CN106848422A true CN106848422A (en) 2017-06-13

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Application publication date: 20170613