CN218919235U - Battery busbar for protecting flexible circuit board - Google Patents
Battery busbar for protecting flexible circuit board Download PDFInfo
- Publication number
- CN218919235U CN218919235U CN202223496806.3U CN202223496806U CN218919235U CN 218919235 U CN218919235 U CN 218919235U CN 202223496806 U CN202223496806 U CN 202223496806U CN 218919235 U CN218919235 U CN 218919235U
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- CN
- China
- Prior art keywords
- circuit board
- flexible circuit
- reinforcing plate
- circular arc
- battery busbar
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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 battery busbar for protecting a flexible circuit board, and belongs to the field of battery busbars. The battery busbar includes: the flexible circuit board and the stiffening plate that is connected with the flexible circuit board, the length of flexible circuit board is greater than the intensity of stiffening plate, and at least one side edge of stiffening plate is with the connected edge that meets with the flexible circuit board, and the connected part of connected edge and the adjacent lateral wall of stiffening plate is equipped with convex slope, and when flexible circuit board pressurized is to the lateral wall direction bending of stiffening plate, flexible circuit board offsets with convex slope. According to the utility model, the circular arc slope is arranged on the connecting edge and the side wall, so that the flexible circuit board can be prevented from being directly folded by a larger angle when being pressed and bent towards the side wall direction of the reinforcing plate, the problems that the flexible circuit board is folded, whitened and the like at the connecting edge due to the pressing of the reinforcing plate and the flexible circuit board are avoided, and the fold damage rate of the flexible circuit board is reduced.
Description
Technical Field
The utility model belongs to the technical field of battery busbar, and particularly relates to a battery busbar for protecting a flexible circuit board.
Background
With the rapid development of the battery industry, the requirements on the quality of the battery are higher and higher requirements on the acquisition stability of the battery voltage signal are correspondingly put forward.
The battery busbar mainly adopted in the industry at present is a product which takes a flexible circuit board as a main body and integrates the functions of power battery current transmission/voltage acquisition/temperature acquisition/safety protection and the like, wherein the battery busbar is a main acquisition module integrating accessories such as the flexible circuit board, a connector, a nickel sheet and the like. In the current manufacturing process of the battery busbar, before the connector is welded on the flexible circuit board, the reinforcing plate is needed to be welded on the back surface in a partial pressing mode because the flexible circuit board is a flexible soft board, and in the actual pressing process, the flexible circuit board at the edge of the reinforcing plate has damage phenomena such as circuit crease, whitening and the like because of the pressure, the buffer material is aged and the like, and the poor voltage acquisition of the power battery can be caused in the long-term use process.
Disclosure of Invention
The utility model aims to: provided is a battery busbar capable of reducing the crease damage rate of a flexible circuit board. .
The technical scheme of the utility model is as follows: a battery busbar for protecting a flexible circuit board comprising: the flexible circuit board and the stiffening plate connected with the flexible circuit board, the length of the flexible circuit board is greater than the strength of the stiffening plate.
At least one side edge of the reinforcing plate is connected with a connecting edge connected with the flexible circuit board.
The joint of the connecting edge of the reinforcing plate and the adjacent side wall is provided with a circular arc slope.
When the flexible circuit board is pressed to bend towards the side wall direction of the reinforcing plate, the flexible circuit board is propped against the circular arc slope.
In a further embodiment, the end of the reinforcing plate provided with the circular arc slope surface is composed of a plurality of circular arc protruding parts.
The central axis of the circular arc-shaped protruding portion is matched with the side wall of the reinforcing plate in parallel.
The central axis of the circular arc-shaped protruding portion is vertically matched with the central axis of the circular arc-shaped slope, and the contact rate of the flexible circuit board and the connecting edge is reduced.
In a further embodiment, the connection surface of the reinforcing plate is provided with a thermosetting glue layer.
The flexible circuit board is adhered to the reinforcing plate.
In a further embodiment, the battery busbar further includes: the connector and the nickel sheet are in welding fit with the flexible circuit board.
The beneficial effects of the utility model are as follows: through setting up convex domatic at this piece of connecting edge and lateral wall, flexible circuit board directly turns over the great angle of turning over when can avoiding flexible circuit board to the lateral wall direction of stiffening plate to receive the pressure, has strengthened flexible circuit board through the stiffening plate, can effectively avoid stiffening plate and flexible circuit board to lead to the connecting edge department flexible circuit board to produce crease, blushing scheduling problem because of receiving through the domatic fillet transition of convex, has reduced flexible circuit board crease damage rate.
Drawings
Fig. 1 is a schematic view of a partial isometric view of a battery busbar of the present utility model.
Fig. 2 is a partial top view schematic of a battery busbar of the present utility model.
The reference numerals shown in the figures are: the flexible circuit board 1, the reinforcing plate 2, the circular arc slope 3, the connector 4, the nickel sheet 5 and the circular arc protruding part 6.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
The application discloses can reduce flexible line way board crease damage rate's female row of battery.
The battery busbar as shown in fig. 1 includes: a flexible circuit board 1, a reinforcing plate 2, a connector 4, a nickel plate 5 and a circular arc-shaped protruding part 6.
The length of the flexible circuit board 1 is greater than the strength of the reinforcing plate 2.
The stiffening plate 2 is connected with the flexible circuit board 1, at least one side edge of the stiffening plate 2 is connected with the flexible circuit board 1, and the joint of the connecting edge of the stiffening plate 2 and the adjacent side wall is provided with a circular arc slope 3.
The connection surface of the reinforcing plate 2 is provided with a thermosetting adhesive layer, so that the flexible circuit board 1 is adhered with the reinforcing plate 2.
The connector 4 and the nickel sheet 5 are in welding fit with the flexible circuit board 1, as shown in fig. 1, the connector 4 is arranged at one end of the flexible circuit board 1, where the reinforcing plate 2 is arranged, and the nickel sheet 5 is arranged at two sides of the end of the flexible circuit board 1, where the reinforcing plate 2 is far away.
Working principle: in the hot press assembly process of carrying out the female row of battery or in the use female row of battery in-process, make flexible circuit board 1 pressurized to the lateral wall direction of stiffening plate 2 when buckling, flexible circuit board 1 offsets with convex slope 3, can avoid flexible circuit board 1 to directly turn over great angle to flexible circuit board 1 when buckling to the lateral wall direction of stiffening plate 2 when flexible circuit board 1 is pressurized, has strengthened the flexible electric backplate through stiffening plate 2, has reduced flexible circuit board crease damage rate through the fillet transition of convex slope 3.
In a further embodiment shown in fig. 2, the end of the stiffening plate 2 provided with the circular arc-shaped slope 3 is composed of a number of circular arc-shaped protrusions 6.
The central axis of the circular arc-shaped protruding part 6 is matched with the side wall of the reinforcing plate 2 in parallel.
The central axis of the circular arc-shaped protruding part 6 is vertically matched with the central axis of the circular arc-shaped slope surface 3.
As shown in fig. 1 and 2, the plurality of circular arc-shaped protruding parts 6 are wavy formed by a plurality of circular arcs which can be seen from the top view of the reinforcing plate 2, and the circular arc-shaped slope 3 is a circular arc when the reinforcing plate 2 is seen from the front view.
The support of the arc-shaped slope surface 3 to the flexible circuit board 1 can be guaranteed through the arc-shaped protrusions, the contact rate of the flexible circuit board 1 and the connecting edge is reduced, and the crease damage rate of the flexible circuit board is further reduced.
As described above, although the present utility model has been shown and described with reference to certain preferred embodiments, it is not to be construed as limiting the utility model itself. Various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (4)
1. A battery busbar for protecting a flexible circuit board, comprising: the flexible circuit board and the reinforcing plate are connected with the flexible circuit board, and the length of the flexible circuit board is larger than the strength of the reinforcing plate;
at least one side edge of the reinforcing plate is connected with a connecting edge connected with the flexible circuit board;
the joint of the connecting edge of the reinforcing plate and the adjacent side wall is provided with a circular arc slope;
when the flexible circuit board is pressed to bend towards the side wall direction of the reinforcing plate, the flexible circuit board is propped against the circular arc slope.
2. The battery busbar for protecting a flexible circuit board according to claim 1, wherein one end of the reinforcing plate provided with the circular arc slope surface consists of a plurality of circular arc protruding parts;
the central shaft of the circular arc-shaped protruding part is matched with the side wall of the reinforcing plate in parallel;
the central axis of the circular arc-shaped protruding portion is vertically matched with the central axis of the circular arc-shaped slope.
3. The battery busbar for protecting a flexible circuit board according to claim 1, wherein the connection surface of the reinforcing plate is provided with a thermosetting adhesive layer;
the flexible circuit board is adhered to the reinforcing plate.
4. The battery busbar for protecting a flexible circuit board of claim 1, further comprising: the connector and the nickel sheet are in welding fit with the flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223496806.3U CN218919235U (en) | 2022-12-27 | 2022-12-27 | Battery busbar for protecting flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223496806.3U CN218919235U (en) | 2022-12-27 | 2022-12-27 | Battery busbar for protecting flexible circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218919235U true CN218919235U (en) | 2023-04-25 |
Family
ID=86038620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223496806.3U Active CN218919235U (en) | 2022-12-27 | 2022-12-27 | Battery busbar for protecting flexible circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218919235U (en) |
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2022
- 2022-12-27 CN CN202223496806.3U patent/CN218919235U/en active Active
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