CN215299455U - Battery signal sampling structure - Google Patents
Battery signal sampling structure Download PDFInfo
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- CN215299455U CN215299455U CN202121537069.XU CN202121537069U CN215299455U CN 215299455 U CN215299455 U CN 215299455U CN 202121537069 U CN202121537069 U CN 202121537069U CN 215299455 U CN215299455 U CN 215299455U
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- cable
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- signal sampling
- sampling structure
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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
Abstract
The utility model relates to a battery technology field discloses a battery signal sampling structure, and it includes: the lead wire terminal is provided with a connecting sheet at one end and a connector at the other end, the connecting sheet and the connector are connected through a line in the lead wire terminal, and the connecting sheet is connected to a lug of the battery cell; the cable is arranged on the battery module and connected with the connector; the battery module comprises a battery module, a printed circuit board, wherein the battery module is arranged on the battery module, one end of the cable is connected with the printed circuit board, and the printed circuit board is provided with a connector or a sampling control unit. Through the structure, the battery signal sampling structure is flexible in arrangement, high in adaptability and low in cost.
Description
Technical Field
The utility model relates to a battery technology field especially relates to a battery signal sampling structure.
Background
At present, in the existing battery module, in order to collect signals such as voltage of a battery, a flexible circuit board or a wiring harness connection mode is generally adopted for leading out. Gather voltage signal on welding the terminal laser of flexible circuit board to electric core, perhaps gather voltage signal on through terminal bolted connection to electric core on with the pencil, then the module signal of gathering is outwards transmitted to the connector on the rethread battery module. However, the flexible circuit board is difficult to design and high in manufacturing cost, and in addition, the flexible circuit board has a certain structural form, so that the flexible circuit board can only adapt to a battery module with a certain specific structural form, and the adaptability is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery signal sampling structure, this battery signal sampling structure arrange in a flexible way, and not only adaptability is strong, and the cost is lower moreover.
To achieve the purpose, the utility model adopts the following technical proposal:
a battery signal sampling structure comprising: the lead wire terminal is provided with a connecting sheet at one end and a connector at the other end, the connecting sheet and the connector are connected through a line in the lead wire terminal, and the connecting sheet is connected to a lug of the battery cell; the cable is arranged on the battery module and connected with the connector; the battery module comprises a battery module, a printed circuit board, wherein the battery module is arranged on the battery module, one end of the cable is connected with the printed circuit board, and the printed circuit board is provided with a connector or a sampling control unit.
As a preferred scheme of battery signal sampling structure, the cable is equipped with at least one deck, and at least one deck the cable is not connected each other, every layer the cable all with a plurality of the connector is connected.
As a preferred scheme of battery signal sampling structure, every layer all be equipped with a plurality of cable connection ends on the cable, the cable passes through the cable connection end with the connector is connected.
As an optimal scheme of battery signal sampling structure, the lead terminal is close to the one end of connector is equipped with the molten tin bath, the connector stretches into in the molten tin bath, the cable junction end stretches into in the molten tin bath, the connector with the cable junction end is in link to each other in the molten tin bath.
As a preferred scheme of battery signal sampling structure, the cable link with the connector passes through the soldering welding, it has metallic solder to fill in the molten tin bath.
As a preferred scheme of a battery signal sampling structure, a middle tab connection area is arranged on the battery module, tabs of the battery cell extend out and are arranged in the middle tab connection area, and the lead terminal is installed in the middle tab connection area.
As a preferred scheme of the battery signal sampling structure, one end of the lead terminal close to the connecting sheet is provided with an insertion groove, and the electrode lug of the battery core is inserted in the insertion groove.
As a preferred scheme of a battery signal sampling structure, two cables are arranged at the middle tab connection area, the two cables are respectively connected with the electric core at two sides of the middle tab connection area, and the two cables at the middle tab connection area are connected with the same printed circuit board.
As a preferable scheme of the battery signal sampling structure, the lead terminal is a plastic piece.
As a preferred scheme of the battery signal sampling structure, the connecting sheet is welded and connected to the tab of the battery core.
The utility model has the advantages that:
the utility model provides a battery signal sampling structure, this battery signal sampling structure includes the lead terminal, cable and printed circuit board are installed on the battery module, the both ends of lead terminal are equipped with connection piece and connector respectively, connection piece and connector pass through line connection, the connection piece is connected on the utmost point ear of electric core, cable junction is on connector and printed circuit board, with signal transmission such as the voltage of electric core to printed circuit board on, then carry out signal acquisition by connector or sampling control unit on the printed circuit board. Because the cable is flexible, it can carry out the arrangement of adaptability according to the structure of battery module, arranges in a flexible way, and not only adaptability is strong, compares in traditional flexible circuit board cost lower moreover for this battery signal sampling structure arranges in a flexible way, adaptability is strong and low in production cost.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a battery signal sampling structure in a battery module according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating a connection between a lead terminal and a battery cell in a battery signal sampling structure according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a lead terminal in a battery signal sampling structure according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a partial enlargement of a lead terminal in a battery signal sampling structure according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a cable in a battery signal sampling structure according to an embodiment of the present invention.
In the figure:
1. a lead terminal; 11. connecting sheets; 12. a connector; 13. a tin bath; 14. inserting grooves; 2. a cable; 21. a cable connection end; 3. a printed circuit board; 4. a middle tab connection area; 100. a tab; 200. a battery module is provided.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the battery signal sampling structure provided by the present invention is further described by the following embodiments with reference to the accompanying drawings.
The embodiment provides a battery signal sampling structure, as shown in fig. 1-2, the battery signal sampling structure includes a lead terminal 1, a cable 2 and a printed circuit board 3, the cable 2 and the printed circuit board 3 are both installed on a battery module 200, one end of the lead terminal 1 is connected to a tab 100 of an electric core, the other end is connected to the cable 2, one end of the cable 2 is connected to the printed circuit board 3, and the printed circuit board 3 is provided with a connector or a sampling control unit, so that signals such as voltage of the electric core are transmitted to the printed circuit board 3, and then the connector or the sampling control unit on the printed circuit board 3 performs signal acquisition. Because cable 2 is the flexible cable, it can carry out the arrangement of adaptability according to battery module 200's structure, arranges in a flexible way, and not only adaptability is strong, compares in traditional flexible circuit board cost lower moreover for this battery signal sampling structure arranges in a flexible way, and not only adaptability is strong, has advantage with low costs moreover.
It can be understood that the printed circuit board 3 is used for transmitting or collecting signals by arranging a connector or a sampling control unit, so that the integration of the battery signal sampling structure is improved, and the overall cost of the battery signal sampling structure is reduced.
In this embodiment, as shown in fig. 3 and 4, one end of the lead terminal 1 is provided with a connecting sheet 11, and the other end is provided with a connector 12, the connecting sheet 11 and the connector 12 are connected through a line inside the lead terminal 1, the connecting sheet 11 is connected to a tab 100 of an electrical core, and the connector 12 is connected to the cable 2, so that signals such as voltage of the electrical core can be transmitted to the cable 2.
Specifically, as shown in fig. 1, an intermediate tab connection region 4 is provided on the interface of the battery module 200, a tab 100 of the battery cell extends out of the intermediate tab connection region 4, and the lead terminal 1 is installed in the intermediate tab connection region 4, so that the tab 100 of the battery cell can be connected to the lead terminal 1, and the lead terminal 1 can lead out signals such as voltage of the battery cell to the interface of the battery module 200. Preferably, one end of the lead terminal 1 close to the connecting sheet 11 is provided with an inserting groove 14, and the tab 100 of the battery cell is inserted into the inserting groove 14, so that the lead terminal 1 can be conveniently positioned with the tab 100 of the battery cell, and the lead terminal 1 is convenient to mount and position.
Further, the lead terminal 1 is a plastic piece, which not only enables the lead terminal 1 to have sufficient structural strength, but also has good insulation performance, and can conveniently enable the connecting sheet 11, the connector 12 and the circuit inside the terminal to connect the battery cell to the cable 2 without short circuit. In this embodiment, the connecting plate 11 is connected to the tab 100 of the battery cell by welding, so that the connecting plate 11 and the tab 100 of the battery cell are firmly connected.
Preferably, the cable 2 is a multi-layer flexible flat cable, and the cable 2 has at least one layer, the at least one layer of cable 2 is not connected to each other, each layer of cable 2 is connected to a plurality of connectors 12 to collect voltage signals of a plurality of battery cells, and the at least one layer of cable 2 can be connected to all battery cells to collect voltage signals of all battery cells. Further, the adjacent two layers of cables 2 are separated by an insulating film, so that at least one layer of cables 2 is not connected with each other. It can be understood that compared with a flexible circuit board, the material and processing cost of the cable 2 is greatly reduced, which is beneficial to reducing the manufacturing cost of the battery signal sampling structure.
Specifically, two cables 2 are arranged at the middle tab connection area 4, the two cables 2 are respectively connected with the electric cores at two sides of the middle tab connection area 4, and the two cables 2 at the same middle tab connection area 4 are connected on the same printed circuit board 3, so that the electric cores of the electric cores at two sides of the middle tab connection area 4 can be connected in series or in parallel through the two cables 2 and the printed circuit board 3.
Preferably, as shown in fig. 5, a plurality of cable connection ends 21 are provided on each layer of cable 2, and the cable 2 is connected with the connection head 12 through the cable connection ends 21, so that the connection between the cable 2 and the lead terminal 1 is firm.
In this embodiment, as shown in fig. 4, the one end that lead terminal 1 is close to connector 12 is equipped with molten tin bath 13, and connector 12 stretches into molten tin bath 13, and cable connection end 21 also stretches into molten tin bath 13, and connector 12 and cable connection end 21 link to each other in molten tin bath 13 for connecting portion of connector 12 and cable connection end 21 are located molten tin bath 13, have avoided connecting portion to receive effects such as external world and have collided with, have guaranteed the fastness of connection. Preferably, the cable connecting end 21 and the connector 12 are welded through tin soldering, the tin bath 13 is filled with metal solder, and the connecting part of the connector and the cable connecting end 21 is fixed, so that the connecting firmness of the connector and the cable connecting end 21 is further improved, compared with the traditional laser welding, tin soldering equipment used by tin soldering is simple in process and low in cost, and the manufacturing cost of the battery signal sampling structure is favorably reduced.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
It is noted that reference throughout this specification to "some embodiments," "other embodiments," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (10)
1. A battery signal sampling structure, comprising:
the lead wire comprises a lead terminal (1), wherein one end of the lead terminal (1) is provided with a connecting sheet (11), the other end of the lead terminal is provided with a connecting head (12), the connecting sheet (11) and the connecting head (12) are connected through a circuit in the lead terminal (1), and the connecting sheet (11) is connected to a tab (100) of a battery core;
the cable (2) is installed on the battery module (200), and the cable (2) is connected with the connector (12);
printed circuit board (3), printed circuit board (3) install in on battery module (200), the one end of cable (2) connect in printed circuit board (3), be equipped with connector or sampling control unit on printed circuit board (3).
2. The battery signal sampling structure according to claim 1, characterized in that the cable (2) is provided with at least one layer, at least one layer of the cable (2) is not connected with each other, and each layer of the cable (2) is connected with a plurality of connectors (12).
3. The battery signal sampling structure according to claim 2, wherein a plurality of cable connection terminals (21) are provided on each layer of the cable (2), and the cable (2) is connected to the connector (12) through the cable connection terminals (21).
4. The battery signal sampling structure according to claim 3, wherein a tin bath (13) is disposed at one end of the lead terminal (1) close to the connector (12), the connector (12) extends into the tin bath (13), the cable connection end (21) extends into the tin bath (13), and the connector (12) and the cable connection end (21) are connected in the tin bath (13).
5. The battery signal sampling structure according to claim 4, wherein the cable connection terminal (21) and the connection terminal (12) are soldered by soldering, and the tin bath (13) is filled with a metal solder.
6. The battery signal sampling structure according to claim 1, wherein a middle tab connection region (4) is provided on the battery module (200), the tab (100) of the battery cell is protruded and disposed in the middle tab connection region (4), and the lead terminal (1) is installed in the middle tab connection region (4).
7. The battery signal sampling structure according to claim 6, wherein an insertion groove (14) is formed in one end of the lead terminal (1) close to the connecting sheet (11), and the tab (100) of the battery cell is inserted into the insertion groove (14).
8. The battery signal sampling structure according to claim 6, wherein two cables (2) are arranged at the middle tab connection region (4), the two cables (2) are respectively connected with the battery cores at two sides of the middle tab connection region (4), and the two cables (2) at the same middle tab connection region (4) are connected to the same printed circuit board (3).
9. The battery signal sampling structure according to claim 1, wherein the lead terminal (1) is a plastic member.
10. The battery signal sampling structure according to claim 1, wherein the connecting piece (11) is welded and connected to a tab (100) of the battery cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121537069.XU CN215299455U (en) | 2021-07-07 | 2021-07-07 | Battery signal sampling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121537069.XU CN215299455U (en) | 2021-07-07 | 2021-07-07 | Battery signal sampling structure |
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| Publication Number | Publication Date |
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| CN215299455U true CN215299455U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121537069.XU Active CN215299455U (en) | 2021-07-07 | 2021-07-07 | Battery signal sampling structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023137578A1 (en) * | 2022-01-18 | 2023-07-27 | 宁德时代新能源科技股份有限公司 | Battery sampling device, battery, and electrical device |
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2021
- 2021-07-07 CN CN202121537069.XU patent/CN215299455U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023137578A1 (en) * | 2022-01-18 | 2023-07-27 | 宁德时代新能源科技股份有限公司 | Battery sampling device, battery, and electrical device |
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