CN222966279U - A battery module electrical connection mechanism for a battery pack - Google Patents
A battery module electrical connection mechanism for a battery pack Download PDFInfo
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- CN222966279U CN222966279U CN202421967211.8U CN202421967211U CN222966279U CN 222966279 U CN222966279 U CN 222966279U CN 202421967211 U CN202421967211 U CN 202421967211U CN 222966279 U CN222966279 U CN 222966279U
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- end plate
- cell
- cell module
- electric connection
- 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
本实用新型涉及电池包技术领域，具体是一种用于电池包的电芯模组电连接机构，包括具有电芯模组安装位的箱体，箱体的内壁的内侧分别设置第一电芯端板和第二电芯端板；所述第一电芯端板上设置有第一电连接组件，一端与所述电芯模组连接，另一端与设置于所述箱体外壁的第一单芯连接器连接；所述第二电芯端板上设置有第二电连接组件，一端与所述电芯模组连接，另一端与设置于所述箱体外壁的第二单芯连接器连接；所述第一单芯连接器和所述第二单芯连接器分别与外侧高压盒装置接线。该电连接机构不仅结构简单，而且接线快捷高效，能有效增强电芯模组的接线牢固稳定性，不易受外部正震荡发生线路磨损或断裂的问题。
The utility model relates to the technical field of battery packs, specifically an electric connection mechanism for a battery cell module of a battery pack, comprising a box body with a battery cell module installation position, wherein a first battery cell end plate and a second battery cell end plate are respectively arranged on the inner side of the inner wall of the box body; a first electric connection component is arranged on the first battery cell end plate, one end of which is connected to the battery cell module, and the other end is connected to a first single-core connector arranged on the outer wall of the box body; a second electric connection component is arranged on the second battery cell end plate, one end of which is connected to the battery cell module, and the other end is connected to a second single-core connector arranged on the outer wall of the box body; the first single-core connector and the second single-core connector are respectively connected to an outer high-voltage box device. The electric connection mechanism is not only simple in structure, but also quick and efficient in wiring, which can effectively enhance the firmness and stability of the wiring of the battery cell module, and is not easily affected by external positive shocks to cause line wear or breakage.
Description
Technical Field
The utility model relates to the technical field of battery packs, in particular to an electric connection mechanism for a battery cell module of a battery pack.
Background
At present, new energy automobiles are widely focused by various communities because of their excellent environmental protection performance, and the requirements for the new energy automobiles are continuously increasing, and as one new energy automobile, electric automobiles are continuously developing towards the directions of high safety, high energy ratio and light weight. The main factor determining the driving mileage of the electric vehicle is a power supply battery. Different specifications of power supply batteries can be selected for different vehicle types so as to meet driving requirements.
A power supply battery for an electric automobile is generally a battery pack composed of a plurality of cell modules, that is, a plurality of cell modules are stacked in the same box, and then the cell modules are connected. The core cell module generally configures a corresponding number of cells according to the voltage to be output, and then connects all the cells to output the voltage.
The output of the voltage of the battery module needs to be connected with an external high-voltage box device in advance, and then stable voltage is output to the outside through the high-voltage box.
The current wiring between the battery modules and the high-voltage box device is directly connected in series with each battery module, and then the 2 flexible buses directly penetrate through the box body and are connected with the external high-voltage box device.
Therefore, a new solution is needed to solve the above technical problems.
Disclosure of utility model
The utility model aims to solve the problems of the prior art, and provides an electric connection mechanism for a battery cell module of a battery pack, which is used for solving the technical problems that the battery cell module is easy to age and is worn by external vibration when being connected with a high-voltage box device by adopting a flexible bus, so that potential safety hazards are brought.
The above purpose is realized by the following technical scheme:
The electric connection mechanism of the battery cell module comprises a box body with a battery cell module installation position, wherein a first battery cell end plate and a second battery cell end plate are respectively arranged on the inner side of the inner wall of the box body corresponding to two electric connection ends of the battery cell module, a first electric connection assembly is arranged on the first battery cell end plate, one end of the first electric connection assembly is connected with the battery cell module, the other end of the first electric connection assembly is connected with a first single-core connector arranged on the outer wall of the box body, a second electric connection assembly is arranged on the second battery cell end plate, one end of the second electric connection assembly is connected with the battery cell module, the other end of the second electric connection assembly is connected with a second single-core connector arranged on the outer wall of the box body, and the first single-core connector and the second single-core connector are respectively connected with an outer high-voltage box device.
Further, the same ends of the first cell end plate and the second cell end plate are provided with a first terminal clamping position and a second terminal clamping position.
Further, a wiring reversing groove is formed in the middle section of the first electric core end plate, a threading cavity capable of communicating the wiring reversing groove with the first terminal clamping position is formed in the first electric core end plate, the first electric connection assembly comprises a first wiring terminal arranged at the first terminal clamping position, a first conductive copper bar capable of penetrating the threading cavity, one end of the first conductive copper bar is connected with the first wiring terminal, and the other end of the first conductive copper bar is connected with the first single-core connector.
Further, the first cell end plate is attached to the inner wall of the box body.
Further, a BMS slave board mounting chamber is formed between the second battery cell end plate and the inner wall of the box body, and the wiring terminal of the second single-core connector penetrates through the box body and is arranged in the BMS slave board mounting chamber.
Further, the second electrical connection assembly comprises a second wiring terminal arranged at the second terminal clamping position, and a second conductive copper bar, one end of which can be connected with the second wiring terminal, and the other end of which can be connected with the second single-core connector.
Further, the second conductive copper bar is L-shaped and routed along the BMS from the inner wall of the board mounting chamber.
Further, the first cell end plate, the second cell end plate and the cell module are the same in height.
Further, the first cell end plate and the second cell end plate are both made of aluminum alloy materials.
Further, the first cell end plate and the second cell end plate are respectively connected with the bottom wall of the box body, and the lengths of the first cell end plate and the second cell end plate are smaller than the width of the box body.
Advantageous effects
According to the electric connection mechanism for the battery cell module of the battery pack, the first battery cell end plate and the second battery cell end plate are arranged in the inner side of the inner wall of the box body in the area corresponding to the installation position of the battery cell module, so that the two ends of the battery cell module are tightly clamped, wiring is convenient, and the battery cell module and the single-core connector are quickly connected in a connection mode of the connecting terminal and the conductive copper strip under the condition that flexible wiring harness is not needed. The electric connection mechanism is simple in structure, fast and efficient in wiring, capable of effectively enhancing wiring firmness and stability of the battery cell module, and not prone to being subjected to external positive oscillation to cause line abrasion or breakage.
Drawings
FIG. 1 is a schematic view of a first view angle configuration of an electrical connection mechanism for a cell module of a battery pack according to the present utility model;
FIG. 2 is a schematic view of a second view angle configuration of an electrical connection mechanism for a cell module of a battery pack according to the present utility model;
FIG. 3 is a schematic illustration of an electrical connection mechanism for a cell module of a battery pack according to the present utility model assembled with the cell module;
FIG. 4 is a schematic illustration of the connection of an electrical connection assembly to a single core connector in an electrical connection mechanism for a cell module of a battery pack according to the present utility model;
FIG. 5 is a schematic view of a first view of the connection of an electrical connection assembly to a cell end plate in an electrical connection mechanism for a cell module for a battery pack according to the present utility model;
fig. 6 is a schematic view showing a second view of the connection between the electrical connection assembly and the end plate of the cell module in the electrical connection mechanism for a battery pack according to the present utility model.
The graphic indicia:
1-a box body and 101-an electric core module installation position;
2-cell modules, 201-copper bars;
3-a first cell end plate, 301-a first terminal clamping position, 302-a wiring reversing groove and 303-a threading cavity;
4-a second cell end plate and 401-a second terminal clamping position;
5-a first electric connection component, 501-a first wiring terminal and 502-a first conductive copper bar;
6-a second electrical connection assembly, 601-a second wiring terminal, 602-a second conductive copper bar;
7-BMS slave board mounting room;
8-a first single core connector;
9-a second single core connector;
10-clamping groove.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. The described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-3, the present solution provides an electric connection mechanism for a battery cell module of a battery pack, which includes a case 1 having an electric cell module mounting position 101, wherein a first electric cell end plate 3 and a second electric cell end plate 4 are respectively disposed on the inner side of the inner wall of the case 1 corresponding to two electric connection ends of the electric cell module 2;
A first electric connection component 5 is arranged on the first cell end plate 3, one end of the first electric connection component 5 is connected with the cell module 2, and the other end of the first electric connection component 5 is connected with a first single-core connector 8 arranged on the outer wall of the box body 1;
A second electric connection assembly 6 is arranged on the second electric core end plate 4, one end of the second electric connection assembly 6 is connected with the electric core module 2, and the other end of the second electric connection assembly 6 is connected with a second single-core connector 9 arranged on the outer wall of the box body 1;
The first single-core connector 8 and the second single-core connector 9 are respectively connected with an outer high-voltage box device, so that external power supply of the battery pack or external charging of the battery pack is realized.
As shown in fig. 5 and fig. 6, as an optimization of this solution, the same ends of the first cell end plate 3 and the second cell end plate 4 are provided with a first terminal clamping position 301 and a second terminal clamping position 401. The first terminal clamping position 301 and the second terminal clamping position 401 are respectively arranged on the same side of the first cell end plate 3 and the second cell end plate 4, so that wiring with the copper bar 201 arranged on the same side of the cell module 2 can be facilitated.
As shown in fig. 3 and fig. 5, a wire reversing groove 302 is formed in the middle section of the first cell end plate 3, and a threading cavity 303 capable of communicating the wire reversing groove 302 with the first terminal clamping position 301 is formed in the first cell end plate 3;
The first electrical connection assembly 5 includes a first connection terminal 501 disposed at the first terminal clamping position 301, and a first conductive copper bar 502 capable of penetrating the threading cavity 303, wherein one end of the first conductive copper bar is connected with the first connection terminal 501, and the other end of the first conductive copper bar is capable of being connected with the first single-core connector 8.
The first core end plate 3 is attached to the inner wall of the case 1, and in a structure, the terminal of the first single core connector 8 can conveniently penetrate through the case 1 and then directly correspond to the position of the wire reversing groove 302, so as to be electrically connected with the first conductive copper bar 502.
The scheme is simple in structure, adopts a hidden wiring structure, enables wiring in the box body 1 to be more concise, and is convenient and rapid to wire.
As shown in fig. 1 to 3, in this embodiment, a BMS slave board mounting chamber 7 is formed between the second battery end plate 4 and the inner wall of the case 1, and the terminals of the second single-core connector 9 penetrate through the case 1 and are then placed in the BMS slave board mounting chamber 7.
The second electrical connection assembly 6 includes a second connection terminal 601 disposed at the second terminal clamping position 401, and a second conductive copper bar 602 with one end capable of being connected to the second connection terminal 601 and the other end capable of being connected to the second single-core connector 9.
As shown in fig. 4, in this structure, since the BMS slave board mounting chamber 7 is formed between the second cell end plate 4 and the inner wall of the case 1, the second conductive copper bar 602 is connected to the terminals of the second single-core connector 9 by external connection, that is, directly through the BMS slave board mounting chamber 7.
The second conductive copper bar 602 is L-shaped and routed along the BMS from the inner wall of the board mounting chamber 7.
Through this L shape structure and hug closely the inner wall wiring of BMS slave board mount room 7 both can realize with second single core connector 9 and the connection of second binding post 601 can realize as few as possible again occupy the interior space of BMS slave board mount room 7, and then leave sufficient operating space for the installation of follow-up BMS slave board.
In this embodiment, the heights of the first cell end plate 3, the second cell end plate 4, and the cell module 2 are the same.
Through this structure can realize to the stable centre gripping at electric core module 2 both ends, ensure electric core module 2 is firmly held between two electric core end plates.
In this embodiment, the first cell end plate 3 and the second cell end plate 4 are both made of aluminum alloy materials. It has the advantages of light weight and high strength, the battery cell module 2 in the box body 1 can be well protected.
Furthermore, as an optimization of the present solution, the first cell end plate 3 and the second cell end plate 4 are respectively connected with the bottom wall of the case 1, and the lengths of the first cell end plate 3 and the second cell end plate 4 are smaller than the width of the case 1.
Under this structure, the double ends of first electric core end plate 3 and second electric core end plate 4 can with form double-layered groove 10 between the inner wall of box 1, can make things convenient for the wiring of other parts.
The above description is for the purpose of illustrating the embodiments of the present utility model and is not to be construed as limiting the utility model, but is intended to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principle of the utility model.
Claims (10)
1. The electric connection mechanism of the cell module for the battery pack is characterized by comprising a box body (1) with a cell module installation position (101), wherein a first cell end plate (3) and a second cell end plate (4) are respectively arranged on the inner side of the inner wall of the box body (1) corresponding to two electric connection ends of the cell module (2);
A first electric connection assembly (5) is arranged on the first electric core end plate (3), one end of the first electric connection assembly (5) is connected with the electric core module (2), and the other end of the first electric connection assembly is connected with a first single-core connector (8) arranged on the outer wall of the box body (1);
A second electric connection assembly (6) is arranged on the second electric core end plate (4), one end of the second electric connection assembly (6) is connected with the electric core module (2), and the other end of the second electric connection assembly is connected with a second single-core connector (9) arranged on the outer wall of the box body (1);
the first single-core connector (8) and the second single-core connector (9) are respectively connected with an outer high-voltage box device.
2. The cell module electrical connection mechanism for a battery pack according to claim 1, wherein the same end of the first cell end plate (3) and the second cell end plate (4) is provided with a first terminal detent (301) and a second terminal detent (401).
3. The electric connection mechanism of the battery cell module for the battery pack according to claim 2, wherein a wiring reversing groove (302) is formed in the middle section of the first battery cell end plate (3), and a threading cavity (303) capable of communicating the wiring reversing groove (302) with the first terminal clamping position (301) is formed in the first battery cell end plate (3);
The first electric connection assembly (5) comprises a first wiring terminal (501) arranged at the first terminal clamping position (301), and a first conductive copper bar (502) which can penetrate through the threading cavity (303), one end of the first conductive copper bar is connected with the first wiring terminal (501), and the other end of the first conductive copper bar can be connected with the first single-core connector (8).
4. A cell module electrical connection for a battery pack according to claim 3, wherein the first cell end plate (3) is attached to the inner wall of the case (1).
5. The electric connection mechanism for the battery cell module of the battery pack according to claim 2, wherein a BMS slave board mounting chamber (7) is formed between the second battery cell end plate (4) and the inner wall of the case (1), and the terminals of the second single-core connector (9) penetrate through the case (1) and are then placed in the BMS slave board mounting chamber (7).
6. The cell module electrical connection mechanism for a battery pack according to claim 5, wherein the second electrical connection assembly (6) comprises a second connection terminal (601) provided at the second terminal block (401), and a second conductive copper bar (602) having one end connectable to the second connection terminal (601) and the other end connectable to the second single core connector (9).
7. The cell module electrical connection mechanism for a battery pack according to claim 6, wherein the second conductive copper bar (602) is L-shaped and routed along the BMS from the inner wall of the board mounting chamber (7).
8. The cell module electrical connection mechanism for a battery pack according to claim 1, wherein the first cell end plate (3), the second cell end plate (4) and the cell module (2) are the same in height.
9. The electric connection mechanism for cell modules of a battery pack according to claim 1 or 8, wherein the first cell end plate (3) and the second cell end plate (4) are both made of aluminum alloy.
10. A cell module electrical connection mechanism for a battery pack according to claim 1, wherein the first cell end plate (3) and the second cell end plate (4) are connected with the bottom wall of the case (1), respectively, and the lengths of the first cell end plate (3) and the second cell end plate (4) are smaller than the width of the case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421967211.8U CN222966279U (en) | 2024-08-14 | 2024-08-14 | A battery module electrical connection mechanism for a battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421967211.8U CN222966279U (en) | 2024-08-14 | 2024-08-14 | A battery module electrical connection mechanism for a battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222966279U true CN222966279U (en) | 2025-06-10 |
Family
ID=95900926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421967211.8U Active CN222966279U (en) | 2024-08-14 | 2024-08-14 | A battery module electrical connection mechanism for a battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222966279U (en) |
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2024
- 2024-08-14 CN CN202421967211.8U patent/CN222966279U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20260104 Granted publication date: 20250610 |
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| PP01 | Preservation of patent right |