CN215911547U - Novel series-parallel connection structure of battery pack - Google Patents
Novel series-parallel connection structure of battery pack Download PDFInfo
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- CN215911547U CN215911547U CN202122263967.7U CN202122263967U CN215911547U CN 215911547 U CN215911547 U CN 215911547U CN 202122263967 U CN202122263967 U CN 202122263967U CN 215911547 U CN215911547 U CN 215911547U
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- battery
- battery module
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- copper bar
- battery pack
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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 novel battery pack series-parallel structure, which comprises a plurality of battery modules arranged between an upper cover and a lower cover, wherein a series copper bar for electrically connecting the two adjacent battery modules is arranged between the two adjacent battery modules; the battery module is formed by connecting a plurality of battery cores in parallel; and the upper end surface and the lower end surface of the battery module are respectively provided with an exposed nickel sheet characteristic matched with the serial copper bars. The battery module series connection structure can effectively utilize the internal space of the battery pack, is simple and convenient to operate and saves labor cost. The screw rod can effectually make battery module's nickel piece and series connection copper bar zonulae occludens, and structural stability is good, and battery module's dead weight also can increase simultaneously and establish ties the connection compactedness of copper bar, improves the stability of connecting.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a novel battery pack series-parallel structure.
Background
The lithium ion battery has the advantages of large energy density, small self-discharge, no memory effect, long cycle service life and the like; the voltage and the capacity of the whole battery are improved by the lithium ion battery cell through series-parallel connection, the battery pack can be suitable for various electric tools, a good and effective series-parallel connection structure can stabilize the output of the battery pack, the traditional series-parallel connection structure of the battery pack is usually connected by a wire harness or a metal sheet, the limited internal space of the battery pack can be occupied by arranging the wire harness when the wire harness is used for series-parallel connection in the battery pack, and if the wire harness is abraded by vibration of the battery pack in the using process, the exposed metal of the wire harness is easy to contact with other charged structures of the battery pack to cause short circuit; the connection mode of the metal sheets is realized by a bus bar or nickel sheet soldering method, so that the operation is inconvenient and the labor cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a novel series-parallel connection structure of the battery pack, which is simple and convenient to operate and good in stability.
The utility model is realized by the following modes:
the utility model provides a novel battery package series-parallel connection structure which characterized in that: the battery pack comprises a plurality of battery modules 3 arranged between an upper cover 2 and a lower cover 5, wherein a series copper bar 4 for electrically connecting two adjacent battery modules 3 is arranged between two adjacent battery modules 3; the battery module 3 is formed by connecting a plurality of battery cells in parallel; the upper end face and the lower end face of the battery module 3 are respectively provided with an exposed nickel sheet matched with the serial copper bar 4; the nickel sheet is in plane contact with the serial copper bar 4 to realize the electric connection of two adjacent battery modules 3.
Further, the upper cover 2, the battery module 3 and the lower cover 5 are sequentially penetrated by a plurality of screws 1 and fixed into a whole.
Furthermore, the end of the battery module 3 is provided with a limiting groove matched with the series copper bar 4.
The utility model has the beneficial effects that: the battery module series connection structure can effectively utilize the internal space of the battery pack, is simple and convenient to operate and saves labor cost.
The screw rod can effectually make battery module's nickel piece and series connection copper bar zonulae occludens, and structural stability is good, and battery module's dead weight also can increase simultaneously and establish ties the connection compactedness of copper bar, improves the stability of connecting.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is an exploded view of the structure of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in fig. 1, a novel series-parallel connection structure of battery packs is characterized in that: the battery pack comprises a plurality of battery modules 3 arranged between an upper cover 2 and a lower cover 5, wherein a series copper bar 4 for electrically connecting two adjacent battery modules 3 is arranged between two adjacent battery modules 3; the battery module 3 is formed by connecting a plurality of battery cells in parallel; the upper end face and the lower end face of the battery module 3 are respectively provided with an exposed nickel sheet matched with the serial copper bar 4; the nickel sheet is in plane contact with the serial copper bar 4 to realize the electric connection of two adjacent battery modules 3.
Further, the upper cover 2, the battery module 3 and the lower cover 5 are sequentially penetrated by a plurality of screws 1 and fixed into a whole.
Furthermore, the end of the battery module 3 is provided with a limiting groove matched with the series copper bar 4.
The battery module series connection structure can effectively utilize the internal space of the battery pack, is simple and convenient to operate and saves labor cost.
The screw rod can effectually make battery module's nickel piece and series connection copper bar zonulae occludens, and structural stability is good, and battery module's dead weight also can increase simultaneously and establish ties the connection compactedness of copper bar, improves the stability of connecting.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The utility model provides a novel battery package series-parallel connection structure which characterized in that: the battery pack comprises a plurality of battery modules (3) arranged between an upper cover (2) and a lower cover (5), wherein a series copper bar (4) for electrically connecting the two adjacent battery modules (3) is arranged between the two adjacent battery modules (3); the battery module (3) is formed by connecting a plurality of battery cores in parallel; the upper end face and the lower end face of the battery module (3) are respectively provided with an exposed nickel sheet matched with the serial copper bar (4); the nickel sheet is in plane contact with the serial copper bar (4) to realize the electric connection of the two adjacent battery modules (3).
2. The novel battery pack series-parallel structure of claim 1, wherein: the upper cover (2), the battery module (3) and the lower cover (5) are sequentially penetrated by a plurality of screws (1) and fixed into a whole.
3. The novel battery pack series-parallel structure of claim 1, wherein: and the end part of the battery module (3) is provided with a limiting groove matched with the serial copper bar (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122263967.7U CN215911547U (en) | 2021-09-17 | 2021-09-17 | Novel series-parallel connection structure of battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122263967.7U CN215911547U (en) | 2021-09-17 | 2021-09-17 | Novel series-parallel connection structure of battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215911547U true CN215911547U (en) | 2022-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122263967.7U Active CN215911547U (en) | 2021-09-17 | 2021-09-17 | Novel series-parallel connection structure of battery pack |
Country Status (1)
| Country | Link |
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| CN (1) | CN215911547U (en) |
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2021
- 2021-09-17 CN CN202122263967.7U patent/CN215911547U/en active Active
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