CN108767519B - FPC subassembly is pressed in power battery adoption - Google Patents
FPC subassembly is pressed in power battery adoption Download PDFInfo
- Publication number
- CN108767519B CN108767519B CN201810683002.3A CN201810683002A CN108767519B CN 108767519 B CN108767519 B CN 108767519B CN 201810683002 A CN201810683002 A CN 201810683002A CN 108767519 B CN108767519 B CN 108767519B
- Authority
- CN
- China
- Prior art keywords
- fpc
- sheet
- connecting sheet
- bending part
- power battery
- 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.)
- Active
Links
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000005452 bending Methods 0.000 claims abstract description 21
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 20
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims 3
- 238000007906 compression Methods 0.000 claims 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/65—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures characterised by the terminal
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- 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
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a power battery voltage-collecting FPC assembly, which comprises a mounting substrate, wherein an FPC and a connecting sheet are arranged on the mounting substrate, a bending part is arranged on the connecting sheet, the bending part is sunk into a recess on the mounting substrate, a first nickel sheet is arranged on the bending part, the total thickness of the first nickel sheet and the bending part is equal to the thickness of the connecting sheet, the FPC is electrically connected with the connecting sheet through a second nickel sheet, and a connector connected with a power battery is also arranged on the FPC. The FPC assembly with better reliability compared with the prior art comprises a reliable connecting sheet assembly structure, has higher stability, and can provide reliable and stable guarantee for voltage acquisition of the power battery.
Description
Technical Field
The invention relates to the technical field of FPC (flexible printed circuit), in particular to a power battery pressure-collecting FPC assembly.
Background
At present, the voltage collection of the power battery is carried out by adopting an FPC assembly, and the reliability of the FPC assembly determines the voltage collection reliability of the power battery, so that the voltage collection work is carried out by the FPC assembly with higher reliability. However, the excessively thick connecting sheet may have a certain influence on the assembly thickness, stability and reliability of the FPC assembly, so that a more reliable connecting sheet assembly manner must be provided to further improve the reliability of the FPC assembly as a sampling pressure.
Disclosure of Invention
The invention aims to solve the technical problem of providing the power battery pressure-collecting FPC assembly aiming at the defects of the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a power battery adopts presses FPC subassembly, its includes a mounting substrate, is provided with FPC and connection piece on the mounting substrate, be provided with the portion of bending on the connection piece, this portion of bending is sunk into the sunken on the mounting substrate to be provided with first nickel piece on this portion of bending, the total thickness of this first nickel piece and the portion of bending equals the thickness of connection piece, FPC passes through second nickel piece and connection piece electric connection, still be provided with the connector of being connected with power battery on the FPC.
In the technical scheme, the insulating fixing column for fixing the connecting sheet and the FPC is arranged.
In the above technical scheme, the fixing mode of the insulating fixing column is ultrasonic hot riveting.
In the above technical scheme, the second nickel sheet is fixed on the connecting sheet by means of laser welding.
In the technical scheme, the welding mark of the laser welding is shaped like a Chinese character 'tian'.
In the above technical scheme, the connection piece is a confluence piece, and it has a confluence portion and a plurality of reposition of redundant personnel portion, is provided with the fixed orifices of quilt on the confluence portion.
The beneficial effects of the invention are as follows: the FPC assembly with the reliability better than that of the prior art comprises a reliable connecting sheet assembly structure, has higher stability and can provide reliable and stable guarantee for voltage acquisition of the power battery.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the mounting substrate of the present invention;
FIG. 3 is a schematic view of the structure of the connector set of the present invention;
fig. 4 is a schematic structural view of the FPC of the present invention;
FIG. 5 is a schematic cross-sectional view of a connecting tab of the present invention;
fig. 6 is an enlarged schematic view of a portion a in fig. 1.
In the figure, 1, a mounting substrate; 2. an FPC; 3. a connecting sheet; 4. a bending part; 5. a first nickel plate; 6. a second nickel plate; 7. welding marks; 8. a connector; 9. an insulating fixing column; 10. hollow out; 11. and (5) countersinking.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-6, a power battery is adopted and is pressed FPC assembly, which comprises a mounting substrate 1, wherein an FPC2 and a connecting sheet 3 are arranged on the mounting substrate 1, a bending portion 4 is arranged on the connecting sheet 3, the bending portion 4 is sunk into a recess on the mounting substrate 1, a first nickel sheet 5 is arranged on the bending portion 4, the total thickness of the first nickel sheet 5 and the bending portion 4 is equal to the thickness of the connecting sheet 3, the FPC2 is electrically connected with the connecting sheet 3 through a second nickel sheet 6, the second nickel sheet 6 is fixed on the connecting sheet 3 in a laser welding mode, and a welding trace 7 of laser welding is in a shape like a Chinese character 'tian'. The FPC2 is further provided with connectors 8 connected with the power battery, and the connectors 8 are provided with two connectors and are respectively electrically connected with the power battery. As shown in fig. 3, the connection piece 3 is provided with three shapes such as 3a, 3b, 3c according to the wiring requirements. The first nickel plate 5 is formed by plating nickel on the bending portion 4 of the connecting plate 3. And a part of the FPC2 corresponding to the bending part 4 is hollowed out 10. The mounting substrate 1 is also provided with a counter bore 11 for mounting the connecting sheet 3.
The connecting sheet 3 is a converging sheet, and is provided with a converging portion and a plurality of diverging portions, and the converging portion is provided with fixed holes.
Wherein insulating fixing posts 9 are provided to fix the connection pads 3 and the FPC 2. The insulating fixed column 9 is fixed by ultrasonic hot riveting.
The foregoing examples are provided for the purpose of illustration only and are not intended to be limiting, and all equivalent changes or modifications made by the method described in the claims are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a power battery adopts presses FPC subassembly which characterized in that: the flexible printed circuit board comprises a mounting substrate, wherein an FPC and a connecting sheet are arranged on the mounting substrate, a bending part is arranged on the connecting sheet, the bending part is sunk into a recess on the mounting substrate, a first nickel sheet is arranged on the bending part, the total thickness of the first nickel sheet and the bending part is equal to the thickness of the connecting sheet, the FPC is electrically connected with the connecting sheet through a second nickel sheet, and a connector connected with a power battery is further arranged on the FPC; the second nickel sheet is fixed on the connecting sheet in a laser welding mode, the connecting sheet is a confluence sheet and is provided with a confluence part and a plurality of diversion parts, and the confluence part is provided with fixed holes; the split-flow part is formed into the bending part, the bending part is positioned between the converging part and the FPC, and the FPC is electrically connected with the converging part through the second nickel sheet.
2. The power cell compression FPC assembly of claim 1, wherein: an insulating fixing column is arranged for fixing the connecting sheet and the FPC.
3. The power cell compression FPC assembly of claim 2, wherein: the insulating fixed column is fixed in an ultrasonic hot riveting mode.
4. The power cell compression FPC assembly of claim 1, wherein: the welding mark of the laser welding is in a shape like a Chinese character 'tian'.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810683002.3A CN108767519B (en) | 2018-06-28 | 2018-06-28 | FPC subassembly is pressed in power battery adoption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810683002.3A CN108767519B (en) | 2018-06-28 | 2018-06-28 | FPC subassembly is pressed in power battery adoption |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108767519A CN108767519A (en) | 2018-11-06 |
| CN108767519B true CN108767519B (en) | 2024-07-16 |
Family
ID=63974427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810683002.3A Active CN108767519B (en) | 2018-06-28 | 2018-06-28 | FPC subassembly is pressed in power battery adoption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108767519B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109729640B (en) * | 2018-12-29 | 2020-05-08 | 蜂巢能源科技有限公司 | FPC board of battery package and battery package |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204230337U (en) * | 2014-09-29 | 2015-03-25 | 上海比亚迪有限公司 | A kind of cell connector and use the electrokinetic cell bag of this cell connector |
| CN106169549A (en) * | 2016-09-27 | 2016-11-30 | 中航锂电（洛阳）有限公司 | A kind of battery module |
| CN207441900U (en) * | 2017-11-28 | 2018-06-01 | 成都雅骏新能源汽车科技股份有限公司 | A kind of battery core sampling structure of battery modules |
| CN208423224U (en) * | 2018-06-28 | 2019-01-22 | 东莞市奕东电子有限公司 | A kind of power battery adopts pressure FPC component |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9705161B2 (en) * | 2011-03-29 | 2017-07-11 | Sanyo Electric Co., Ltd. | Battery module, battery system, electric vehicle, mobile unit, electric power storage device, power supply device, and electric device |
| JP2013105571A (en) * | 2011-11-11 | 2013-05-30 | Auto Network Gijutsu Kenkyusho:Kk | Battery wiring module |
| WO2016175180A1 (en) * | 2015-04-27 | 2016-11-03 | 住友電気工業 株式会社 | Battery wiring module and power supply device provided with battery wiring module |
| CN106684300B (en) * | 2017-01-25 | 2023-11-17 | 惠州市蓝微新源技术有限公司 | Electric connection tray and cell module structure comprising same |
| CN206806417U (en) * | 2017-05-09 | 2017-12-26 | 宁德时代新能源科技股份有限公司 | Power battery module |
| CN107681097A (en) * | 2017-09-30 | 2018-02-09 | 胜蓝科技股份有限公司 | All-in-one car battery sampling wire harness and its manufacture method |
-
2018
- 2018-06-28 CN CN201810683002.3A patent/CN108767519B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204230337U (en) * | 2014-09-29 | 2015-03-25 | 上海比亚迪有限公司 | A kind of cell connector and use the electrokinetic cell bag of this cell connector |
| CN106169549A (en) * | 2016-09-27 | 2016-11-30 | 中航锂电（洛阳）有限公司 | A kind of battery module |
| CN207441900U (en) * | 2017-11-28 | 2018-06-01 | 成都雅骏新能源汽车科技股份有限公司 | A kind of battery core sampling structure of battery modules |
| CN208423224U (en) * | 2018-06-28 | 2019-01-22 | 东莞市奕东电子有限公司 | A kind of power battery adopts pressure FPC component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108767519A (en) | 2018-11-06 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190409 Address after: 518118 BYD Road, Pingshan New District, Shenzhen, Guangdong 3009 Applicant after: BYD Co.,Ltd. Address before: 523000 Tongsha Science and Technology Industrial Park, Dongcheng District, Dongguan City, Guangdong Province Applicant before: DONGGUAN YIDONG TECHNOLOGY Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |