CN203071156U - Battery busbar structure - Google Patents
Battery busbar structure Download PDFInfo
- Publication number
- CN203071156U CN203071156U CN2013200719985U CN201320071998U CN203071156U CN 203071156 U CN203071156 U CN 203071156U CN 2013200719985 U CN2013200719985 U CN 2013200719985U CN 201320071998 U CN201320071998 U CN 201320071998U CN 203071156 U CN203071156 U CN 203071156U
- Authority
- CN
- China
- Prior art keywords
- battery
- pole piece
- sheet
- confluxing
- chip architecture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000004888 barrier function Effects 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011267 electrode slurry Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Images
Classifications
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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
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model belongs to the battery field, and provides a battery busbar structure. A battery busbar structure comprises a battery busbar and a battery cell, wherein the battery cell comprises battery pole pieces; plate blanking areas are horizontally arranged on one sides of the battery pole pieces; and the battery busbar is respectively connected with the plate blanking area and the battery electrodes. By adopting the technical scheme, the battery tabs are integrated with the battery pole pieces; and the battery busbar keeps full contact with the battery tabs so as to eliminate the potential safety hazard of the existing battery, and simultaneously internal resistance and heat emission amount of the battery are greatly reduced.
Description
Technical field
The utility model belongs to field of batteries, relates in particular to a kind of battery chip architecture of confluxing.
Background technology
Existing lithium ion cylinder electricity core is that the electric current leader with electric core pole piece welds or is riveted on the pole-piece pole-ear reserved place in horizontal mode when producing, after welding or riveted joint again in the double spreading paper protection of lug welding position.But lithium battery recycles the gathering that can cause rubberizing paper position to produce the lithium metal for a long time, gathering to a certain degree of lithium metal can be pierced through the internal short-circuit that battery separator paper causes battery, because the internal short-circuit of battery abrupt release goes out lot of energy and may cause safety problems such as battery explosion, and the internal resistance of cell that the production technology of existing lithium ion cylinder battery is produced is higher, battery heating is more serious in battery large current density electric process, and the cycle life of battery is had very big influence.
The utility model content
The purpose of this utility model is to provide a kind of battery chip architecture of confluxing, and is intended to solve battery and has that potential safety hazard and internal resistance are big, big the asking of caloric value
The utility model is to realize like this, a kind of battery chip architecture of confluxing, comprise battery conflux sheet and battery battery core, described battery battery core comprises battery pole piece, described battery pole piece is provided with pole piece and stays white position, described pole piece stays white position vertically to be arranged at a side of battery pole piece, and the described battery sheet that confluxes connects pole piece respectively and stays white position and battery electrode.
After adopting above technical scheme, described battery pole ear and battery pole piece are overall structure, and conflux sheet and battery pole ear of described battery realizes that fully contact is connected, eliminated the potential safety hazard of existing battery, simultaneously, the internal resistance of described battery is significantly reduced, and the battery heating is also significantly reduced simultaneously.
Wherein, described battery battery core also comprises barrier film, and described battery pole piece comprises anode pole piece and cathode pole piece, and described battery battery core is superposeed successively to roll by anode pole piece, barrier film, cathode pole piece, barrier film and forms.
Wherein, described battery pole piece is anode pole piece, and described pole piece stays the Bai Weiwei positive pole ear, described battery electrode is anode, this positive pole ear is positioned at the upper end of battery battery core, and conflux sheet one side of described battery is connected with positive pole ear, and another side is connected with anode.
Wherein, described battery pole piece is cathode pole piece, described pole piece stays the Bai Weiwei negative lug, described battery electrode is battery cathode, described negative lug vertically is arranged at a side of battery pole piece, this negative lug is positioned at the lower end of battery battery core, and conflux sheet one side of described battery is connected with negative lug, and another side is connected with battery cathode.
Wherein, described battery confluxes and sets up several bursts separately around the sheet, and described burst is connected with cell cathode ear pole respectively.
Wherein, also be provided with a battery pipe, described battery pipe is hollow structure, and its middle part is provided with a battery pore; This battery pipe is positioned at battery battery core middle part, and its upper end extends to the top of battery battery core, and its lower end and the battery sheet that confluxes is connected.
Wherein, described battery pipe is made by metal material, offers several air-vents on this battery pipe, and described air-vent is communicated with the battery pore.
Wherein, described battery cathode is battery steel shell, and the conflux below middle part of sheet of described battery is provided with a boss, and described boss is connected bottom battery steel shell.
Wherein, the conflux middle part of sheet of described battery also is provided with the film perforation that confluxes, the described film perforation that confluxes be opened in boss around.
Wherein, described anode is battery cap, and described battery cap is installed on the top of battery battery core.
Description of drawings
Fig. 1 is that the conflux master of sheet of battery that the utility model embodiment provides looks schematic diagram.
Fig. 2 is the conflux schematic side view of sheet of battery that the utility model embodiment provides.
Fig. 3 is the conflux schematic perspective view of sheet of battery that the utility model embodiment provides.
Fig. 4 is conflux another schematic perspective view of sheet of battery that the utility model embodiment provides.
Fig. 5 is that the battery battery core that the utility model embodiment provides is made preceding schematic diagram.
Fig. 6 is the schematic perspective view of the battery battery core that provides of the utility model embodiment.
Fig. 7 is pack into cross-sectional schematic in the box hat of battery battery core that the utility model embodiment provides.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 1-4, the utility model provides a kind of battery chip architecture of confluxing, comprise battery conflux sheet 1 and battery battery core 3, described battery battery core 3 comprises battery pole piece, described battery pole piece is provided with pole piece and stays white position, described pole piece stays white position vertically to be arranged at a side of battery pole piece, and the described battery sheet that confluxes is connected with battery pole piece and battery electrode respectively.Described pole piece stays the exposed metal foil of Bai Weiwei, is the part of uncoated positive and negative electrode slurry on the battery pole piece.
Specifically, see also Fig. 5 and Fig. 6, described battery battery core 3 comprises battery pole piece and barrier film, in the present embodiment, described battery pole piece comprises anode pole piece 31, cathode pole piece 32, described barrier film comprises barrier film 33 and barrier film 34, and described anode pole piece 31, barrier film 33, cathode pole piece 21, barrier film 34 superpose to roll successively and form, and this battery battery core 3 is cylindrical.
Wherein, described anode pole piece 31 comprises that pole piece stays white position, described pole piece stays Bai Weiwei positive pole ear 311, and the described positive pole ear 311 vertically length direction of anode pole piece 31 (namely along) is arranged at a side of anode pole piece 31, and this positive pole ear 311 is positioned at the upper end of battery battery core 3; Described cathode pole piece 32 also comprises that pole piece stays white position, and described pole piece stays Bai Weiwei negative lug 321, and described negative lug 321 vertically is arranged at a side of anode pole piece 32, and this positive pole ear 321 is positioned at the lower end of battery battery core 3.
Described battery electrode comprises anode and battery cathode, in the present embodiment, described anode is the battery cap (not shown), and described battery cathode is battery steel shell 4, described battery battery core 3 is installed within the battery steel shell 4, and described battery cap is installed on the top of battery battery core 3.Because battery cap and battery steel shell 4 are common battery plus-negative plate parts, in this manual it are not elaborated.
The described battery sheet 1 that confluxes is to be made by the better conductivity metal material, and this battery sheet 1 that confluxes can be welded on the positive pole ear 311 of battery battery core 3 upper ends, also can be welded on the negative lug 321 of battery battery core 3 lower ends.In the present embodiment, described battery battery core all is welded with the battery sheet 1 that confluxes in two ends about in the of 3, and specifically, the conflux one side of sheet 1 of described battery is welded on the positive pole ear 311 of battery battery core 3 upper ends, and another side is welded on the battery cap; The conflux one side of sheet 1 of described another battery is welded on the negative lug 321 of battery battery core 3 lower ends, and another side is welded on the battery steel shell.
After adopting above technical scheme, described battery pole ear and battery pole piece are overall structure, there is not pad between described battery pole ear and battery pole piece, and conflux positive pole ear 311 and the negative lug 321 of sheet 1 and battery end face of described battery realizes that fully contact is connected, eliminated potential safety hazard in the existing battery, simultaneously, the internal resistance of described battery is significantly reduced, and battery is also significantly reduced simultaneously.
See also Fig. 1-6, described battery confluxes and sets up 4 bursts separately around the sheet 1, it is respectively burst 11,12,13,14, described four bursts are welded in respectively on positive pole ear 311 or the negative lug 321, can increase the battery contact area of sheet 1 and cell positive pole ear 311 and negative lug 321 of confluxing, thereby significantly reduce the internal resistance of battery.
See also Fig. 1-7, also be welded with a battery pipe 2 on welding and the battery of negative lug 321 conflux sheet 1, described battery pipe 2 is made by metal material, has heat conductivility preferably; This battery pipe 2 is hollow structure, and its middle part is provided with a battery pore 20; Described battery confluxes sheet 1 when being installed on the battery battery core 3, the middle part of 2 battery battery cores 3 of described battery pipe, and the upper end of this battery pipe 2 extends to the top of battery battery core, i.e. battery cap place, lower end and the battery sheet 1 that confluxes is connected.
After adopting above technical scheme, the heat that described battery pipe 2 can be assembled battery battery core 3 middle parts fast conducts to battery two ends up and down fast, has improved the heat dispersion of battery greatly.
In addition, offer several air-vents 21 on the described battery pipe 2, described air-vent 21 is communicated with battery pore 21, and conflux sheet 1 below middle part of described battery is provided with a boss 16, described boss 16 is connected with battery steel shell 4 bottoms, offers four film perforations 16 that conflux around the described boss 16.
After adopting above technical scheme, the air-vent 21 that described battery pipe 2 is provided with and battery gas conduction that the film perforation 16 that confluxes that sheet 1 is provided with can effectively produce battery battery core 3 two ends up and down to battery of confluxing, and the gas of battery lower end and the upper end that can flow to battery by the film perforation 16 that confluxes, guarantee that not only battery plus-negative plate two ends air pressure equates, and the heat in the battery battery core 3 also can make battery have heat dispersion preferably by the up and down two ends of gas conduction to battery.
In addition, the sheet 1 because described boss 16 outstanding batteries conflux can contact well with battery steel shell, guarantees that conflux sheet and battery cathode of battery has electric conductivity preferably, thus the internal resistance of minimizing battery.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1. battery chip architecture of confluxing, comprise battery conflux sheet and battery battery core, described battery battery core comprises battery pole piece, described battery pole piece is provided with pole piece and stays white position, it is characterized in that: described pole piece stays white position vertically to be arranged at a side of battery pole piece, and the described battery sheet that confluxes connects pole piece respectively and stays white position and battery electrode.
2. a kind of battery chip architecture of confluxing according to claim 1, it is characterized in that: described battery battery core also comprises barrier film, described battery pole piece comprises anode pole piece and cathode pole piece, and described battery battery core is superposeed successively to roll by anode pole piece, barrier film, cathode pole piece, barrier film and forms.
3. a kind of battery as claimed in claim 1 chip architecture of confluxing, it is characterized in that: described battery pole piece is anode pole piece, described pole piece stays the Bai Weiwei positive pole ear, described battery electrode is anode, this positive pole ear is positioned at the upper end of battery battery core, conflux sheet one side of described battery is connected with positive pole ear, and another side is connected with anode.
4. a kind of battery as claimed in claim 1 chip architecture of confluxing, it is characterized in that: described battery pole piece is cathode pole piece, described pole piece stays the Bai Weiwei negative lug, described battery electrode is battery cathode, described negative lug vertically is arranged at a side of battery pole piece, this negative lug is positioned at the lower end of battery battery core, and conflux sheet one side of described battery is connected with negative lug, and another side is connected with battery cathode.
5. a kind of battery as claimed in claim 4 chip architecture of confluxing is characterized in that: described battery confluxes and sets up several bursts separately around the sheet, and described burst is connected with cell cathode ear pole respectively.
6. as claim 4 or the 5 described a kind of batteries chip architecture of confluxing, it is characterized in that: also be provided with a battery pipe, described battery pipe is hollow structure, and its middle part is provided with a battery pore; This battery pipe is positioned at battery battery core middle part, and its upper end extends to the top of battery battery core, and its lower end and the battery sheet that confluxes is connected.
7. a kind of battery as claimed in claim 6 chip architecture of confluxing, it is characterized in that: described battery pipe is made by metal material, offers several air-vents on this battery pipe, and described air-vent is communicated with the battery pore.
8. a kind of battery as claimed in claim 6 chip architecture of confluxing, it is characterized in that: described battery cathode is battery steel shell, and the conflux middle part, below of sheet of described battery is provided with a boss, and described boss is connected bottom battery steel shell.
9. a kind of battery as claimed in claim 8 chip architecture of confluxing is characterized in that: the conflux middle part of sheet of described battery also is provided with the film perforation that confluxes, the described film perforation that confluxes be opened in boss around.
10. a kind of battery as claimed in claim 3 chip architecture of confluxing, it is characterized in that: described anode is battery cap, and described battery cap is installed on the top of battery battery core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200719985U CN203071156U (en) | 2013-02-08 | 2013-02-08 | Battery busbar structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200719985U CN203071156U (en) | 2013-02-08 | 2013-02-08 | Battery busbar structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203071156U true CN203071156U (en) | 2013-07-17 |
Family
ID=48769913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200719985U Expired - Fee Related CN203071156U (en) | 2013-02-08 | 2013-02-08 | Battery busbar structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203071156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112909446A (en) * | 2021-03-26 | 2021-06-04 | 深圳市璞厉科技有限公司 | Cylindrical battery |
| WO2022242228A1 (en) * | 2021-05-16 | 2022-11-24 | 深圳市拓邦锂电池有限公司 | Battery |
-
2013
- 2013-02-08 CN CN2013200719985U patent/CN203071156U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112909446A (en) * | 2021-03-26 | 2021-06-04 | 深圳市璞厉科技有限公司 | Cylindrical battery |
| WO2022242228A1 (en) * | 2021-05-16 | 2022-11-24 | 深圳市拓邦锂电池有限公司 | Battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Battery busbar structure Effective date of registration: 20141218 Granted publication date: 20130717 Pledgee: Export Import Bank of China Pledgor: Shenzhen Optimum Battery Co.,Ltd.|Zhao Bing Registration number: 2014990001097 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20171025 Granted publication date: 20130717 Pledgee: Export Import Bank of China Pledgor: Shenzhen Optimum Battery Co.,Ltd.|Zhao Bing Registration number: 2014990001097 |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20130717 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20130717 |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210428 Granted publication date: 20130717 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230208 Granted publication date: 20130717 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 |