CN106816647A - Symmetrical mixing mesh electrode has hole current collecting plates winding type accumulator - Google Patents
Symmetrical mixing mesh electrode has hole current collecting plates winding type accumulator Download PDFInfo
- Publication number
- CN106816647A CN106816647A CN201710246107.8A CN201710246107A CN106816647A CN 106816647 A CN106816647 A CN 106816647A CN 201710246107 A CN201710246107 A CN 201710246107A CN 106816647 A CN106816647 A CN 106816647A
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- Prior art keywords
- negative
- plate
- positive
- pole
- current collecting
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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
- 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
- H01M4/72—Grids
- H01M4/73—Grids for lead-acid accumulators, e.g. frame plates
-
- 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
- H01M4/70—Carriers or collectors characterised by shape or form
- H01M4/72—Grids
- H01M4/74—Meshes or woven material; Expanded metal
- H01M4/747—Woven material
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
- H01M50/541—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges for lead-acid accumulators
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Secondary Cells (AREA)
Abstract
A kind of symmetrical mixing mesh electrode has hole current collecting plates winding type accumulator, 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 positive plate and negative plate are mixing mesh electrode, and it is configured to high-strength conductive fleece as base plate, and the coating of metal oxides and both positive and negative polarity active material of the distribution of point-like shape are provided with base plate, and coating of metal oxides material is ruthenium-oxide etc..The invention effectively improves electric current admittance ability, while making the battery possess super capacitor high magnification charging and discharging characteristic by unique end face afflux structure and composite mesh electrode.
Description
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
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
The uneven defect of flow distribution and in the defect for needing the use occasion of high magnification charging and discharging to perform poor；Lead foil conduct
The drawbacks such as grid material low intensity, the difficult processing of winding-structure battery, the present invention provides a kind of symmetrical mixing mesh electrode hole
Current collecting plates winding type accumulator, it can make homogeneous current distribution in charge and discharge process, effectively improve electric current admittance ability, and improve
The mechanical strength and anti-shake performance of electrode, reduce electrode internal resistance, are provided simultaneously with super capacitor high magnification charging and discharging
Characteristic；Plate material is led to using the net flaky material that the high tensile strength fibrous material of good conductivity weaves as the base material of pole plate
The property led is good, and 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, above-mentioned
Feature extends the service life cycle of battery, 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 symmetrical mixing mesh electrode has hole current collecting plates
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 is provided with one with the isometric continuous lug of the lug i.e. positive pole (8) of positive plate (1)；The negative plate (2) is by negative
Pole current collecting plates (7) side top is provided with one with the isometric continuous lug of the lug i.e. negative pole (9) of negative plate (2)；The anode collection
Disk (6) is discoid body, and disk body is provided with a helical form cell body matched with anode pole piece spiral i.e. positive plate draw-in groove (32), just
The continuous lug of the positive pole (8) of pole piece (1) is equipped in wherein along positive plate draw-in groove (32), and is fixed by welding method, along positive pole
Piece draw-in groove (32) side is provided with least one anode collection disk stomata (40)；The negative pole currect collecting disk (7) is also discoid body, 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 pole of negative pole of negative plate (2)
Ear (9) is equipped in wherein along negative plate draw-in groove (35), and is fixed by welding method, along negative plate draw-in groove (35) side be provided with to
Few negative pole currect collecting disk stomata (41).
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 is respectively equipped with the center of anode protection cap (21) and GND protection cap (22)
Valve mounting hole (36) and negative pole safety valve mounting hole (37), are separately installed with safety valve (14) in its hole.In anode collection disk (6)
With positive terminal (18) and negative terminal (19) are respectively equipped with negative pole currect collecting disk (7).
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.The base plate (43) of the positive plate (1) is provided with
The coating of metal oxides (42) alternate with positive active material point-like；The base plate (43) of the negative plate (2) is provided with and bears
The alternate coating of metal oxides (42) of pole 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.
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；
Fig. 8 is anode protection cap sectional view of the present invention；
Fig. 9 is GND protection cap sectional view 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, 21. batteries
Positive pole protection cap, 22. GND protection caps, 23. battery core spools, 24. diaphragms, 32. pole piece draw-in grooves, 33. battery cores, 35. is negative
Pole piece draw-in groove, 36. positive pole safety valve mounting holes, 37. negative pole safety valve mounting holes, 40. anode collection disk stomatas, 41. negative pole collection
Flow table stomata, 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 1-9, a kind of symmetrical mixing mesh electrode has hole current collecting plates 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 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)；The negative plate (2) by negative pole currect collecting disk (7) side top be provided with one with
The isometric lug of negative plate (2) is the continuous lug of negative pole (9)；The anode collection disk (6) is discoid body, disk body be provided with one with
The helical form cell body that anode pole piece spiral matches i.e. positive plate draw-in groove (32), the continuous lug of the positive pole (8) of positive plate (1) is along just
Pole piece draw-in groove (32) is equipped in wherein, and is fixed by welding method, and at least one is being provided with just along positive plate draw-in groove (32) side
Pole current collecting plates stomata (40)；The negative pole currect collecting disk (7) is also discoid body, and disk body is provided with one and is matched with cathode pole piece spiral
Helical form cell body is negative plate draw-in groove (35), and the continuous lug of the negative pole (9) of negative plate (2) is equipped in it along negative plate draw-in groove (35)
In, and fixed by welding method, it is provided with least one negative pole currect collecting disk stomata (41) along negative plate draw-in groove (35) side.
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 is respectively equipped with the center of anode protection cap (21) and GND protection cap (22)
Valve mounting hole (36) and negative pole safety valve mounting hole (37), are separately installed with safety valve (14) in its hole.In anode collection disk (6)
With positive terminal (18) and negative terminal (19) are respectively equipped with negative pole currect collecting disk (7).
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.The base plate (43) of the positive plate (1) is provided with
The coating of metal oxides (42) alternate with positive active material point-like；The base plate (43) of the negative plate (2) is provided with and bears
The alternate coating of metal oxides (42) of pole 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 symmetrical mixing mesh electrode has hole current collecting plates winding type accumulator, 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 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)；The anode collection disk (6) is discoid body, and disk body is provided with one with anode pole piece spiral kissing
The helical form cell body of conjunction is positive plate draw-in groove (32), and the continuous lug of the positive pole (8) of positive plate (1) is along positive plate draw-in groove (32) blocking
In wherein, and fixed by welding method, at least one anode collection disk stomata (40) is provided with along positive plate draw-in groove (32) side；
The negative pole currect collecting disk (7) is also discoid body, and disk body is provided with one and is matched with cathode pole piece spiral helical form cell body i.e. negative pole
Piece 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 by welding side
Method is fixed, and at least one negative pole currect collecting disk stomata (41) is provided with along negative plate draw-in groove (35) side.
2. symmetrical mixing mesh electrode according to claim 1 has hole current collecting plates winding type accumulator, 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. symmetrical mixing mesh electrode according to claim 2 has hole current collecting plates winding type accumulator, it is characterized in that：It is described
High-strength conductive filament be one or more in glass fibre, carbon fiber, wire.
4. symmetrical mixing mesh electrode according to claim 2 has hole current collecting plates winding type accumulator, it is characterized in that：It is described
The base plate (43) of positive plate (1) is provided with the coating of metal oxides (42) alternate with positive active material point-like；The negative pole
The base plate (43) of piece (2) is provided with the coating of metal oxides (42) alternate with negative electrode active material point-like.
5. symmetrical mixing mesh electrode according to claim 4 has hole current collecting plates winding type accumulator, it is characterized in that：Metal
Oxide coating material is ruthenium-oxide.
6. symmetrical mixing mesh electrode according to claim 1 has hole current collecting plates winding type accumulator, 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. symmetrical mixing mesh electrode according to claim 6 has hole current collecting plates winding type accumulator, it is characterized in that：In electricity
The center of pond positive pole protection cap (21) and GND protection cap (22) is respectively equipped with positive pole safety valve mounting hole (36) and negative pole
Safety valve mounting hole (37), is separately installed with safety valve (14) in its hole.
8. symmetrical mixing mesh electrode according to claim 1 has hole current collecting plates winding type accumulator, 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710246107.8A CN106816647A (en) | 2017-04-15 | 2017-04-15 | Symmetrical mixing mesh electrode has hole current collecting plates winding type accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710246107.8A CN106816647A (en) | 2017-04-15 | 2017-04-15 | Symmetrical mixing mesh electrode has hole current collecting plates winding type accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106816647A true CN106816647A (en) | 2017-06-09 |
Family
ID=59115709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710246107.8A Withdrawn CN106816647A (en) | 2017-04-15 | 2017-04-15 | Symmetrical mixing mesh electrode has hole current collecting plates winding type accumulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106816647A (en) |
-
2017
- 2017-04-15 CN CN201710246107.8A patent/CN106816647A/en not_active Withdrawn
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170609 |
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| WW01 | Invention patent application withdrawn after publication |