CN216720220U - Copper bar of battery module - Google Patents
Copper bar of battery module Download PDFInfo
- Publication number
- CN216720220U CN216720220U CN202123373808.9U CN202123373808U CN216720220U CN 216720220 U CN216720220 U CN 216720220U CN 202123373808 U CN202123373808 U CN 202123373808U CN 216720220 U CN216720220 U CN 216720220U
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- copper bar
- battery module
- mounting
- mounting portion
- battery
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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a copper bar of a battery module, and relates to the technical field of batteries. The copper bar comprises a middle copper bar and an end copper bar; the middle copper bar and the end copper bar are respectively provided with at least one mounting part, the mounting parts are used for electrically connecting the middle copper bar or the end copper bar with the battery cell in the battery module, and when the number of the mounting parts exceeds one, the distance between two adjacent mounting parts is not less than the thickness of the battery cell; the middle copper bar is provided with at least one connecting part, and the connecting part is used for connecting the middle copper bar with the frame of the battery module; the end copper bar is provided with at least one external port, and the external port is used for electrically connecting the battery module with external power supply equipment. The assembly process between the copper bar and the battery cell is simple.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a copper bar of a battery module.
Background
In order to realize the electric connection between the electric core in the battery module, need set up the copper bar usually in the battery module, the design of current copper bar usually need realize copper bar and electric core welding electricity between them and be connected, and the assembly process is troublesome, and the welded mode also does not benefit to installer's is healthy.
Therefore, how to provide a novel copper bar with a simple assembly process is a technical problem that needs to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model provides a copper bar of a battery module, which is simple in assembly process with a battery core.
The utility model provides the following scheme:
a copper bar of a battery module comprises a middle copper bar and end copper bars;
the middle copper bar and the end copper bar are respectively provided with at least one mounting part, the mounting parts are used for electrically connecting the middle copper bar or the end copper bar with the battery cell in the battery module, and when the number of the mounting parts exceeds one, the distance between two adjacent mounting parts is not less than the thickness of the battery cell;
the middle copper bar is provided with at least one connecting part, and the connecting part is used for connecting the middle copper bar with the frame of the battery module;
the end copper bar is provided with at least one external port, and the external port is used for electrically connecting the battery module with external power supply equipment.
Optionally, the installation part is a through bayonet arranged on the middle copper bar or the end copper bar.
Optionally, the mounting portion includes at least one first mounting portion, each of the first mounting portions is used for mounting one of the battery cells, and the first mounting portion is adapted to a size of a positive electrode or a negative electrode of the battery cell.
Optionally, the mounting portion further includes at least one second mounting portion, each second mounting portion is configured to mount at least two battery cells, and the size of the second mounting portion is configured such that all the battery cells located therein are not in contact with each other.
Optionally, the connecting portion is a through hole formed in the middle copper bar, and the through hole is used for penetrating through a bolt and then connecting the middle copper bar with the frame of the battery module.
Optionally, middle copper bar is squarely, each all be provided with two on the middle copper bar first installation department, one second installation department and two connecting portion, and be located same two on the middle copper bar connecting portion arrange respectively the both sides that middle copper bar is relative.
Optionally, four corners of the middle copper bar are set to be chamfered.
Optionally, the middle copper bars are arranged on the side edge of the frame of the battery module at intervals, and two adjacent electric cores are arranged between the middle copper bars or between the middle copper bars and the end copper bars.
According to the specific embodiment provided by the utility model, the utility model discloses the following technical effects:
the copper bar provided by the utility model is electrically connected with the battery cell through the mounting part arranged on the copper bar, the connection between the copper bar and the battery cell can be realized without welding, the assembly process is simple, and the body of an installer cannot be damaged. Then through the connection with the frame connection of copper bar and battery module, can guarantee the stability of copper bar, avoid the disconnection of copper bar and electric core.
Further, can with after being connected bolt and through-hole the copper bar with the frame of battery module is stable is connected, avoids the copper bar rocks and influences the performance of battery module.
Of course, embodiments of the utility model need not achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a copper bar and a battery cell of a battery module according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intermediate copper bar of the battery module according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an end copper bar of a battery module according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
It should be noted that the descriptions of the present invention with respect to the directions of "left", "right", "upper", "lower", "top", "bottom", etc. are defined based on the relationship of the orientation or position shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the structure described must be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; 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.
Fig. 1 is a schematic structural diagram of a battery module according to an embodiment of the present invention, in which a copper bar is matched with a battery cell. Fig. 2 is a schematic structural diagram of an intermediate copper bar of the battery module according to an embodiment of the present invention. Fig. 3 is a schematic structural view of an end copper bar of a battery module according to an embodiment of the present invention. As shown in fig. 1, with reference to fig. 2, the present invention provides a copper bar of a battery module, which generally includes a middle copper bar 100 and end copper bars 200. Middle copper bar 100 with all set up at least one installation department 50 on the tip copper bar 200, installation department 50 be used for with middle copper bar 100 or tip copper bar 200 with electric core 300 electricity in the battery module is connected, works as when the quantity of installation department 50 exceeds one, adjacent two distance between the installation department 50 is not less than the thickness of electric core 300, be provided with at least one connecting portion 130 on the middle copper bar 100, connecting portion 130 be used for with middle copper bar 100 with the frame attach of battery module. At least one external port 230 is arranged on the end copper bar 200, and the external port 230 is used for electrically connecting the battery module with external power supply equipment.
The copper bar is electrically connected with the battery cell 300 through the installation part 50 arranged on the copper bar, connection between the copper bar and the battery cell 300 can be achieved without welding, the assembly process is simple, and the body of an installer cannot be damaged. Then through connecting portion 130 with the frame connection of copper bar and battery module, can guarantee the stability of copper bar, avoid the disconnection of copper bar and electric core 300.
In a specific embodiment, the mounting portion 50 is a through bayonet disposed on the middle copper bar 100 or the end copper bar 200, and the positive electrode or the negative electrode of the battery cell 300 is clamped in the through bayonet.
In a specific embodiment, the mounting portion 50 includes at least one first mounting portion 51, each first mounting portion 51 is used for mounting one battery cell 300, and the size of the first mounting portion 51 is matched with that of the positive electrode or the negative electrode of the battery cell 300, so that the positive electrode or the negative electrode can be stably clamped in the first mounting portion 51.
In a specific embodiment, the mounting portion 50 further includes at least one second mounting portion 52, each second mounting portion 52 is configured to mount at least two battery cells 300, and the size of the second mounting portion 52 is configured to ensure that all the battery cells 300 located therein do not contact each other.
In a preferred embodiment, the connecting portion 130 is a through hole formed in the middle copper bar 100, the through hole is used for connecting the copper bar to the frame of the battery module after a bolt is inserted into the through hole, and the middle copper bar 100 can be stably connected to the frame of the battery module after the bolt is connected to the through hole, so that the copper bar is prevented from shaking to affect the performance of the battery module.
In a specific embodiment, the middle copper bar 100 is square, each of the middle copper bar 100 is provided with two of the first mounting portions 51, one of the second mounting portions 52 and two of the connecting portions 130, and the two connecting portions 130 on the same middle copper bar 100 are respectively arranged on two opposite sides of the middle copper bar 100.
In a preferred embodiment, four corners of the middle copper bar 100 are set to be lead corners, and the lead corners are not easy to wear, so that the service life of the middle copper bar 100 can be prolonged.
In a preferred embodiment, the middle copper bars 100 are arranged on the side of the frame of the battery module at intervals, and two of the battery cells 300 are arranged between two adjacent middle copper bars 100 or between the middle copper bars 100 and the end copper bars 200, so that the number of the needed copper bars can be reduced, and the cost can be saved.
The technical solutions provided by the present invention are described in detail above, and specific examples are applied in this document to explain the structure and the implementation of the present invention, and the descriptions of the above examples are only used to help understanding the method and the core ideas of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.
Claims (8)
1. A copper bar of a battery module is characterized in that the copper bar comprises a middle copper bar and end copper bars;
the middle copper bar and the end copper bar are respectively provided with at least one mounting part, the mounting parts are used for electrically connecting the middle copper bar or the end copper bar with the battery cell in the battery module, and when the number of the mounting parts exceeds one, the distance between two adjacent mounting parts is not less than the thickness of the battery cell;
the middle copper bar is provided with at least one connecting part, and the connecting part is used for connecting the middle copper bar with the frame of the battery module;
the end copper bar is provided with at least one external port, and the external port is used for electrically connecting the battery module with external power supply equipment.
2. The copper bar as claimed in claim 1, wherein the mounting portion is a through bayonet arranged on the middle copper bar or the end copper bar.
3. The copper bar of claim 2, wherein the mounting portions comprise at least one first mounting portion, each first mounting portion is used for mounting one battery cell, and the first mounting portion is matched with the size of the positive electrode or the negative electrode of the battery cell.
4. The copper bar of claim 3, wherein the mounting portions further comprise at least one second mounting portion, each second mounting portion is used for mounting at least two battery cells, and the size of the second mounting portion is configured to ensure that all the battery cells located therein are not in contact with each other.
5. The copper bar as claimed in claim 1, wherein the connecting portion is a through hole formed in the middle copper bar, and the through hole is used for connecting the middle copper bar with the frame of the battery module after a bolt is inserted.
6. The copper bar as claimed in claim 4, wherein the middle copper bar is square, each of the middle copper bar is provided with two of the first mounting portions, one of the second mounting portions and two of the connecting portions, and the two connecting portions on the same middle copper bar are respectively disposed on two opposite sides of the middle copper bar.
7. The copper bar as claimed in claim 6, wherein four corners of the middle copper bar are arranged to be chamfered.
8. The copper bar of any one of claims 1 to 7, wherein the intermediate copper bars are arranged on the side edge of the frame of the battery module at intervals, and two of the battery cells are arranged between two adjacent intermediate copper bars or between the intermediate copper bars and the end copper bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373808.9U CN216720220U (en) | 2021-12-29 | 2021-12-29 | Copper bar of battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373808.9U CN216720220U (en) | 2021-12-29 | 2021-12-29 | Copper bar of battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216720220U true CN216720220U (en) | 2022-06-10 |
Family
ID=81886203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123373808.9U Active CN216720220U (en) | 2021-12-29 | 2021-12-29 | Copper bar of battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216720220U (en) |
-
2021
- 2021-12-29 CN CN202123373808.9U patent/CN216720220U/en active Active
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