CN205863279U - Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups - Google Patents
Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups Download PDFInfo
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- CN205863279U CN205863279U CN201620704366.1U CN201620704366U CN205863279U CN 205863279 U CN205863279 U CN 205863279U CN 201620704366 U CN201620704366 U CN 201620704366U CN 205863279 U CN205863279 U CN 205863279U
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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
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Abstract
The utility model discloses a kind of Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups, its structure includes: positioning tool, multi-disc battery core and both positive and negative polarity pole piece, the both positive and negative polarity lug of each battery core is equipped with the conductive pole column of the both positive and negative polarity lug being connected to adjacent battery core, described both positive and negative polarity pole piece is located on the both positive and negative polarity lug of multi-disc battery core, is positioned at the both positive and negative polarity lug outer end of the superiors and orlop battery core and is provided with and cooperates and through described both positive and negative polarity lug, described both positive and negative polarity pole piece and the metal rivet of described conductive pole column and nut.The both positive and negative polarity lug of multi-disc battery core is connected by this utility model by both positive and negative polarity pole piece, conductive pole column and metal rivet, reach the purpose of increase-volume supercharging, and efficiency of assembling can be increased substantially, and the concordance of stack battery is good, during stack battery outer package, lug is unaffected, and is greatly improved the battery yield at heat seal edge sealing.
Description
Technical field
This utility model relates to a kind of lithium ion battery, particularly relates to a kind of Soft Roll polymer Li-ion battery multi-disc battery core
Both positive and negative polarity electrode tab connection structure in groups.
Background technology
Lithium ion battery is since emerging, with its energy density height being had relative to other secondary cells, circulation longevity
The advantages such as life is long, self-discharge rate is little, memory-less effect and environmental protection, become the electricity of most competitive advantage in field of chemical power source
Pond.At present, lithium ion battery is widely used to notebook computer, digital product and electric automobile, hybrid vehicle very
To fields such as Aero-Space.
Polymer Li-ion uses aluminum-plastic composite membrane as the flexible packing material of packaging film, has that volume is little, lightweight, peace
Complete free of contamination characteristic.Size after electrode assembly packaging has the biggest relation, therefore in design with the volume capacity of battery
Time, make electrode assembly utilize the space of packaging film to greatest extent when packaging as far as possible.In order to reach the purpose of dilatation supercharging,
Battery is usually by several battery cells and is unified into battery pile, in polymer Li-ion battery, and the connected mode of lug part
Generally use the artificial mode rolling over lug, then by scolding tin, lug is linked together, not only inefficiency, poor quality, and weldering
During stannum, high temperature easily pulls PP glue, causes loose contact.
In view of this, this utility model people is for above-mentioned Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity pole in groups
Do not attain perfect caused many disappearances and inconvenience in ear-pole connection structure design, and deeply conceive, and actively research improvement has a fling at
And develop and design this utility model.
Utility model content
The purpose of this utility model is to provide a kind of assembling efficiently, and the Soft Roll polymer Li-ion battery that concordance is good
Multi-disc battery core both positive and negative polarity electrode tab connection structure in groups can quickly realize the dilatation of battery capacity.
In order to reach above-mentioned purpose, solution of the present utility model is:
A kind of Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups, comprising: multi-disc is electric
Core, an anode pole piece and a cathode pole piece, described battery core has a both positive and negative polarity lug, and each both positive and negative polarity lug to be provided with at least one relative
The connecting hole answered, the connection hole of each both positive and negative polarity lug is equipped with the conductive pole column of the both positive and negative polarity lug being connected to adjacent battery core,
Being respectively equipped with a through hole in each conductive pole column, described anode pole piece is located on the positive pole ear of multi-disc battery core, described negative pole pole
Sheet is located in the negative lug of multi-disc battery core, and anode pole piece is provided with the via corresponding with the connecting hole of positive pole ear,
Cathode pole piece is provided with the via corresponding with the connecting hole of negative lug, is positioned at the both positive and negative polarity pole of the superiors and orlop battery core
Ear outer end is provided with and cooperates and through described both positive and negative polarity lug connecting hole, described both positive and negative polarity pole piece via and described conductive electrode
The metal rivet of post through hole and nut.
Further, described metal rivet and nut and between the both positive and negative polarity lug outer end of the superiors and orlop battery core
It is respectively equipped with a lug reinforced sheet.
Further, described conductive pole column is located on a pole support, and this pole support is insulator.
Further, described anode pole piece and cathode pole piece are respectively the opening U-shape structure towards battery core, and are respectively provided with two
Connecting sheet and a lateral plate, described anode pole piece and cathode pole piece two connect sheet and be connected with the both positive and negative polarity lug of battery core, each lateral plate divides
It is not provided with the bolt arranged in contrast to opening.
Further, it is respectively equipped with a spacer between described anode pole piece and the lateral plate of cathode pole piece and bolt.
Described Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups, also includes a location
Frock, described multi-disc battery core is located on this positioning tool.
Described Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups, also includes multiple moulding
Material glue frame, two plastic cement frame sandwiched one battery cores, the both positive and negative polarity lug of each battery core highlights outside plastic cement frame.
Further, each plastic cement frame is provided with the positioning convex point and detent cooperated, each positioning convex point and location
Groove is symmetrical set in the above and below of each plastic cement frame.
Further, the edge of described each plastic cement frame is provided with multiple fixing holes of correspondence, and many by corresponding fixing hole
The each plastic cement frame sequentially stacked is fixed on positioning tool by individual locking part.
After using said structure, this utility model Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity lug in groups is even
Access node structure uses both positive and negative polarity pole piece, conductive pole column and metal rivet to be connected by the both positive and negative polarity lug of multi-disc battery core, reaches increase-volume and increases
The purpose of pressure.Comparing with the mode being combined battery core of existing artificial folding lug and scolding tin, this utility model can be significantly
Improving efficiency of assembling, and the concordance of stack battery is good, during stack battery outer package, lug will not be by shadow
Ring, be greatly improved the battery yield at heat seal edge sealing.
Accompanying drawing explanation
Fig. 1 is schematic perspective view of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is the partial enlarged drawing of Fig. 2.
Fig. 4 is top view of the present utility model.
Detailed description of the invention
In order to the technical solution of the utility model is explained further, below by specific embodiment, this utility model is entered
Row elaborates.
As shown in Figures 1 to 4, this utility model one Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity pole in groups
Ear-pole connection structure, comprising: a positioning tool 1, multi-disc battery core 2, anode pole piece 3 being located on positioning tool 1 and a negative pole
Pole piece 4, described battery core 2 has both positive and negative polarity lug 21,22, and both positive and negative polarity lug 21,31 is respectively arranged on the both sides of battery core, and each just
Negative lug 21,22 is provided with at least one corresponding connecting hole 211,221, the connecting hole 211,221 of each both positive and negative polarity lug 21,22
Place is equipped with the conductive pole column 5 of the both positive and negative polarity lug 21,22 being connected to adjacent battery core 2, each conductive pole column 5 is respectively equipped with one and leads to
Hole 51, each conductive pole column 5 is provided on a pole support 52, and this pole support 52 is insulator, as ceramic material can be used, institute
Stating anode pole piece 3 to be located on the positive pole ear 21 of described battery core 2, described cathode pole piece 4 is located in the negative pole pole of described battery core 2
On ear 22, and anode pole piece 3 is provided with the via 31 corresponding with the connecting hole 211 of both positive and negative polarity lug 21, and cathode pole piece 4 is provided with
The via 41 corresponding with the connecting hole 221 of negative lug 22, is positioned at the both positive and negative polarity lug of the superiors and orlop battery core 2
21,22 outer ends be provided with cooperate and through described both positive and negative polarity lug 21,22 connecting hole 211,221, described both positive and negative polarity pole piece 3,4
Via 31,41 and the metal rivet 61 of described conductive pole column 5 through hole 51 and nut 61, in order to avoid both positive and negative polarity lug 21,22,
A lug reinforced sheet 7 it is respectively equipped with between each metal rivet and both positive and negative polarity lug 21,22.
Described anode pole piece 3 and cathode pole piece 4 are respectively the opening U-shape structure towards battery core 2, and are respectively provided with two connections
Two connection sheets 32,42 of sheet 32, a 42 and lateral plate 33,43, described anode pole piece 3 and cathode pole piece 4 and the both positive and negative polarity pole of battery core 2
Ear 21,31 connects, and each lateral plate 33,43 is respectively equipped with the bolt 8 arranged in contrast to opening, described anode pole piece 3 and cathode pole piece 4
Lateral plate 33,43 and bolt 8 between be respectively equipped with a spacer 9, this spacer 9 plays the effect of support.
In order to protect Soft Roll polymer lithium ion battery electric core 2, improve the service life of battery core 2, this utility model Soft Roll
Polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups, also includes multiple plastic cement frame 10, aforementioned each
The upper and lower side of battery core 2 is folded with a plastic cement frame 10, the i.e. a piece of battery core of two panels plastic cement frame sandwiched 2 respectively, each battery core 2 positive and negative
Pole lug 21,31 highlights outside plastic cement frame 10.Each plastic cement frame 10 is provided with at least one positioning convex point 101 cooperated and determines
Position groove 102, each positioning convex point 101 and detent claim to be arranged on this plastic cement frame 10 to 102, and each plastic cement frame 10 is provided with
One accommodation space 103, the edge of each plastic cement frame 10 is provided with multiple fixing holes 104 of correspondence, and by corresponding fixing hole 104
Each plastic cement frame 10 is fixed on positioning tool 1 by multiple locking parts 105, and described battery core 2 is located at the accommodating sky of plastic cement frame 10
Between in 103.
During assembling, a plastic cement frame 10 is placed on positioning tool 1, then battery core 2 is put into the appearance of this plastic cement frame 10
Between being empty 103, the lug of battery core 2 highlights outside this plastic cement frame 10, by the positioning convex point 101 of another plastic cement frame 10 or position recessed
The detent 102 of the plastic cement frame 10 that groove 102 is correspondingly placed on positioning tool 1 or positioning convex point 101, make two plastic cement frames
This battery core 2 is folded in the accommodation space 103 of plastic cement frame 103 by 10, then puts a piece of battery core 2 to plastic cement frame 3 above, and two
Conductive pole column 5 is placed in connecting hole 211,221 position of the corresponding both positive and negative polarity lug 21,22 of the both positive and negative polarity lug 21,22 of battery core 2, leads
The through hole 51 of electrode column 5 is corresponding with connecting hole 211,221, and multi-disc battery core 2 and plastic cement frame 10 once stack, by anode pole piece 3
And cathode pole piece 4 is respectively arranged on the both positive and negative polarity lug 21,22 of multi-disc battery core 2, and make leading of anode pole piece 3 and cathode pole piece 4
Through hole 31,41 is corresponding with the connecting hole 211,221 of the through hole 51 of conductive pole column 5 and both positive and negative polarity lug 21,22.Finally by multiple
Locking part 105 is corresponding in turn to the hole, location 104 on plastic cement frame 10, and is locked on positioning tool 1 by multiple plastic cement 10 frames,
By metal rivet 61 through each both positive and negative polarity lug 21,22 connecting hole 211,221, each both positive and negative polarity pole piece 3,4 via 31,41 and each
Lock together with nut 62 after conductive pole column 5 through hole 51.
This utility model Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups uses positive and negative
The both positive and negative polarity lug 21,22 of multi-disc battery core 2 is connected by pole pole piece 3,4, conductive electrode 5 and metal rivet 61, reaches increase-volume supercharging
Purpose.Comparing with the mode being combined battery core of existing artificial folding lug and scolding tin, this utility model can increase substantially
Efficiency of assembling, and the concordance of stack battery is good, and during stack battery outer package, lug is unaffected, greatly
Big raising battery is at the yield of heat seal edge sealing.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any art
Those of ordinary skill is suitably changed what it did or modifies, and all should be regarded as without departing from patent category of the present utility model.
Claims (9)
1. a Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups, it is characterised in that including:
Multi-disc battery core, an anode pole piece and a cathode pole piece, described battery core has both positive and negative polarity lug, and each both positive and negative polarity lug is provided with at least
One corresponding connecting hole, the connection hole of each both positive and negative polarity lug is equipped with the conduction of the both positive and negative polarity lug being connected to adjacent battery core
Pole, each conductive pole column is respectively equipped with a through hole, and described anode pole piece is located on the positive pole ear of multi-disc battery core, described negative
Pole pole piece is located in the negative lug of multi-disc battery core, and anode pole piece is provided with the conducting corresponding with the connecting hole of positive pole ear
Hole, cathode pole piece is provided with the via corresponding with the connecting hole of negative lug, is positioned at the positive and negative of the superiors and orlop battery core
Lug outer end, pole be provided with cooperate and through described both positive and negative polarity lug connecting hole, described both positive and negative polarity pole piece via and described in lead
The metal rivet of electrode column through hole and nut.
2. Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups as claimed in claim 1, its
It is characterised by: described metal rivet and nut and set respectively between the both positive and negative polarity lug outer end of the superiors and orlop battery core
There is a lug reinforced sheet.
3. Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups as claimed in claim 1, its
It is characterised by: described conductive pole column is located on a pole support, and this pole support is insulator.
4. Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups as claimed in claim 1, its
It is characterised by: described anode pole piece and cathode pole piece are respectively the opening U-shape structure towards battery core, and are respectively provided with two connection sheets
And a lateral plate, described anode pole piece and cathode pole piece two connect sheet and be connected with the both positive and negative polarity lug of battery core, and each lateral plate is respectively equipped with
The bolt arranged in contrast to opening.
5. Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups as claimed in claim 4, its
It is characterised by: between described anode pole piece and the lateral plate of cathode pole piece and bolt, be respectively equipped with a spacer.
6. the Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity pole in groups as described in any one in claim 1 to 5
Ear-pole connection structure, it is characterised in that: also include that a positioning tool, described multi-disc battery core are located on this positioning tool.
7. Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups as claimed in claim 6, its
It is characterised by: also including multiple plastic cement frame, two plastic cement frame sandwiched one battery cores, the both positive and negative polarity lug of each battery core highlights plastics
Outside glue frame.
8. Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups as claimed in claim 7, its
Be characterised by: each plastic cement frame is provided with the positioning convex point and detent cooperated, each positioning convex point and detent in
It is symmetricly set in the above and below of each plastic cement frame.
9. Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups as claimed in claim 8, its
It is characterised by: the edge of described each plastic cement frame is provided with multiple fixing holes of correspondence, and by multiple lockings of corresponding fixing hole
The each plastic cement frame sequentially stacked is fixed on positioning tool by part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620704366.1U CN205863279U (en) | 2016-07-06 | 2016-07-06 | Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620704366.1U CN205863279U (en) | 2016-07-06 | 2016-07-06 | Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups |
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| Publication Number | Publication Date |
|---|---|
| CN205863279U true CN205863279U (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620704366.1U Active CN205863279U (en) | 2016-07-06 | 2016-07-06 | Soft Roll polymer Li-ion battery multi-disc battery core both positive and negative polarity electrode tab connection structure in groups |
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| CN (1) | CN205863279U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977440A (en) * | 2016-07-06 | 2016-09-28 | 厦门宝龙新能源发展有限公司 | Positive and negative electrode lug connection structure for multi-cell group of flexible-package polymer Li-ion battery |
| CN117013112A (en) * | 2023-10-08 | 2023-11-07 | 深圳市顺熵科技有限公司 | Simulated battery and manufacturing method thereof |
-
2016
- 2016-07-06 CN CN201620704366.1U patent/CN205863279U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977440A (en) * | 2016-07-06 | 2016-09-28 | 厦门宝龙新能源发展有限公司 | Positive and negative electrode lug connection structure for multi-cell group of flexible-package polymer Li-ion battery |
| CN117013112A (en) * | 2023-10-08 | 2023-11-07 | 深圳市顺熵科技有限公司 | Simulated battery and manufacturing method thereof |
| CN117013112B (en) * | 2023-10-08 | 2024-01-16 | 深圳市顺熵科技有限公司 | Simulated battery and manufacturing method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |