Battery connecting piece with fin structure

Abstract

The utility model provides a battery connecting piece with a fin structure, and belongs to the technical field of battery connecting pieces. The battery connecting piece of the fin structure comprises a connecting structure and a fixing structure, the connecting structure comprises a current-carrying edge, a connecting assembly and a fastening assembly, the connecting assembly is connected with the current-carrying edge in a sliding mode, the fastening assembly is connected with the connecting assembly, the fixing structure comprises a first screw rod and a connecting hole, and the first screw rod is connected with the connecting hole in a sliding mode. The current-carrying edge is uniformly provided with a plurality of connecting holes in a penetrating manner, and the first screw rods penetrate through the connecting holes and are in threaded connection with the connecting assembly. According to the battery connecting piece of the fin structure, the position of the first connecting plate can be conveniently adjusted, the battery cells at different intervals can be conveniently connected, and the practicability of the device is improved.

Description

Technical Field

[0001] The present application relates to the field of battery connecting pieces, and in particular, to a battery connecting piece with a fin structure. Background Art

[0002] The annual increase in electric vehicle market share demonstrates the crucial role of new energy vehicles in the automotive market. As a key component of electric vehicles, the power battery pack module structure plays a decisive role, and the reliability of the connection between battery cells determines the upper limit of module performance. In existing technologies, battery connectors are punched out and welded to the battery cell poles, resulting in relatively thick and low material utilization. As the battery ages and expands, the connectors can be stretched and deformed, causing current tearing, leading to functional failure and even thermal runaway of the battery cell. Rough, monolithic designs also result in uneven current distribution, leading to significant temperature variations.

[0003] In this regard, the Chinese patent application number CN202322359663.X discloses a battery connecting piece with a fin-shaped structure, which has: a current-carrying edge; an elastic buffer bridge, a series of elastic buffer bridges are provided on one side of the current-carrying edge; a welding pole, connected to the elastic buffer bridge, and the welding pole can be connected to the battery cell; a temperature sensor mounting hole, a temperature sensor mounting hole is provided in the gap between adjacent elastic buffer bridges, and the temperature sensor can be installed in the temperature sensor mounting hole, which is conducive to improving material utilization and reducing production costs. It acts on the connecting piece used for welding between the battery poles and the poles, and evenly distributes the current and temperature distribution through structural optimization.

[0004] The above solution still has the following deficiencies during use: during use, since the current-carrying edge, elastic buffer bridge and welded pole are an integrated structure, it is not easy to adjust when connecting battery cells with different spacings, thereby reducing the practicality of the device. Utility Model Content

[0005] In order to make up for the above shortcomings, the present application provides a battery connector with a fin structure, which aims to improve the problem that during use, since the current-carrying edge, elastic buffer bridge and welded pole are an integrated structure, it is not easy to adjust when connecting battery cells with different spacings, thereby reducing the practicality of the device.

[0006] An embodiment of the present application provides a battery connecting piece with a fin structure, including a connecting structure and a fixing structure, wherein the connecting structure includes a current-carrying edge, a connecting component and a fastening component, the connecting component is slidingly connected to the current-carrying edge, the fastening component is connected to the connecting component, and the fixing structure includes a first screw and a connecting hole, a plurality of connecting holes are evenly opened through the current-carrying edge, and the first screw passes through the connecting hole and is threadedly connected to the connecting component.

[0007] In a specific embodiment, the connecting assembly includes a first connecting plate, an elastic buffer bridge and a second connecting plate, the first connecting plate is slidingly connected to the current-carrying edge, the elastic buffer bridge is connected to the first connecting plate, the second connecting plate is connected to the elastic buffer bridge, and the first screw is threadedly connected to the first connecting plate.

[0008] In the above implementation process, the first connecting plate, the elastic buffer bridge and the second connecting plate can be provided to facilitate connection with the battery cell.

[0009] In a specific embodiment, the fastening assembly includes a fastening plate and a second screw, and the fastening plate is connected to the second connecting plate through the second screw.

[0010] In the above implementation process, the battery cell can be conveniently fastened by providing the fastening plate and the second screw.

[0011] In a specific embodiment, an arc-shaped groove is formed on one side of the fastening plate and the second connecting plate.

[0012] In the above implementation process, by providing arc grooves on one side of the fastening plate and the second connecting plate, the fastening effect can be easily improved.

[0013] In a specific embodiment, a sliding groove is provided on the current-carrying edge, and the first connecting plate is slidably connected to the sliding groove.

[0014] In the above implementation process, the first connecting plate is slidably connected to the sliding groove, so that the movement of the first connecting plate can be conveniently limited.

[0015] In a specific embodiment, the current-carrying edge is slidingly connected to a plurality of the first connecting plates.

[0016] In the above implementation process, a plurality of the first connecting plates are connected by sliding the current-carrying edge, which can facilitate the addition or reduction of the first connecting plates according to the number of battery cells, thereby improving the practicality of the device.

[0017] In a specific embodiment, the first connecting plate, the elastic buffer bridge and the second connecting plate are all made of copper.

[0018] In the above implementation process, the first connecting plate, the elastic buffer bridge and the second connecting plate are all made of copper, so that the conductive performance is better.

[0019] In a specific embodiment, an electrical signal collection area is provided on the top of the current-carrying edge.

[0020] In the above implementation process, by providing an electrical signal collection area on the top of the current-carrying edge, it is convenient to connect electronic components to collect signals.

[0021] Compared with the existing technology, the beneficial effects of the present application are: through the setting of the connecting component, it can be conveniently connected to the battery cell; through the setting of the fastening component, the battery cell can be fastened; through the connecting component sliding within the current-carrying edge and being fixed by the first screw, the position of the connecting component can be conveniently adjusted, and battery cells with different spacings can be conveniently connected, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the following is a brief introduction to the drawings required for use in the implementation methods. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0023] Figure 1 This is a schematic diagram of a battery connector structure with a fin structure provided in an embodiment of the present application;

[0024] Figure 2 A schematic side view of a battery connector with a fin structure provided in an embodiment of the present application;

[0025] Figure 3 A schematic diagram of the connection relationship between the current-carrying edge and the connection hole provided in an embodiment of the present application;

[0026] Figure 4 A schematic diagram of the connection component structure provided in an embodiment of the present application.

[0027] In the figure: 10-connection structure; 110-current-carrying edge; 120-connection assembly; 121-first connecting plate; 122-elastic buffer bridge; 123-second connecting plate; 130-fastening assembly; 131-fastening plate; 132-second screw; 140-electrical signal acquisition area; 20-fixing structure; 210-first screw; 220-connection hole. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.

[0029] To make the purpose, technical solutions, and advantages of the embodiments of this application more clear, the technical solutions in the embodiments of this application will be clearly and completely described below in conjunction with the drawings in the embodiments of this application. Obviously, the described embodiments are part of the embodiments of this application, not all of the embodiments. Based on the embodiments of this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0030] Example

[0031] See also Figure 1 The present application provides a battery connecting piece with a fin structure, including a connecting structure 10 and a fixing structure 20.

[0032] Specifically, the fixing structure 20 facilitates adjustment of the position of the connecting assembly 120 , facilitates connection of battery cells with different spacings, and improves the practicality of the device.

[0033] See also Figure 1 、 Figure 2 、 Figure 3 and Figure 4 The connection structure 10 includes a current-carrying edge 110 , a connection component 120 and a fastening component 130 . The connection component 120 is slidingly connected to the current-carrying edge 110 , and the fastening component 130 is connected to the connection component 120 .

[0034] In the specific setting, the connecting assembly 120 includes a first connecting plate 121, an elastic buffer bridge 122 and a second connecting plate 123. The first connecting plate 121 is slidingly connected to the current-carrying edge 110, the elastic buffer bridge 122 is connected to the first connecting plate 121, the second connecting plate 123 is connected to the elastic buffer bridge 122, and the first screw 210 is threadedly connected to the first connecting plate 121. The setting of the first connecting plate 121, the elastic buffer bridge 122 and the second connecting plate 123 can facilitate connection with the battery cell.

[0035] In a specific configuration, the fastening assembly 130 includes a fastening plate 131 and a second screw 132 , and the fastening plate 131 is connected to the second connecting plate 123 via the second screw 132 . The fastening plate 131 and the second screw 132 can facilitate fastening of the battery cell.

[0036] In a specific configuration, an arc groove is provided on one side of the fastening plate 131 and the second connecting plate 123 . The arc groove is provided on one side of the fastening plate 131 and the second connecting plate 123 , thereby improving the fastening effect.

[0037] In a specific configuration, the current-carrying edge 110 is provided with a slide groove, and the first connecting plate 121 is slidably connected to the slide groove. The sliding connection between the first connecting plate 121 and the slide groove facilitates limiting the movement of the first connecting plate 121 .

[0038] In the specific setting, the current-carrying edge 110 is slidingly connected to several first connecting plates 121, wherein several first connecting plates 121 are slidingly connected through the current-carrying edge 110, which can conveniently increase or decrease the first connecting plates 121 according to the number of battery cells, thereby improving the practicality of the device.

[0039] In a specific configuration, the first connecting plate 121 , the elastic buffer bridge 122 and the second connecting plate 123 are all made of copper. Since the first connecting plate 121 , the elastic buffer bridge 122 and the second connecting plate 123 are all made of copper, the conductive performance is better.

[0040] In a specific configuration, an electrical signal collection area 140 is provided on the top of the current-carrying edge 110 . The provision of the electrical signal collection area 140 on the top of the current-carrying edge 110 facilitates connection of electronic components to collect signals.

[0041] See also Figure 1 and Figure 3 The fixing structure 20 includes a first screw 210 and a connecting hole 220 . The current-carrying edge 110 is evenly penetrated with a plurality of connecting holes 220 . The first screw 210 passes through the connecting hole 220 and is threadedly connected to the connecting assembly 120 .

[0042] The working principle of this type of battery connector with a fin structure: when using a battery connector with a fin structure, the first connecting plate 121, the elastic buffer bridge 122 and the second connecting plate 123 are arranged to facilitate connection with the battery cell. The fastening plate 131 and the second screw 132 are arranged to facilitate fastening of the battery cell. The first connecting plate 121 slides within the current-carrying edge 110 and is fixed by the first screw 210. The position of the first connecting plate 121 can be conveniently adjusted, and battery cells with different spacings can be conveniently connected, thereby improving the practicality of the device.

[0043] It should be noted that the specific models and specifications of the current-carrying edge 110, the elastic buffer bridge 122 and the electrical signal collection area 140 need to be selected and determined according to the actual specifications of the device. The specific selection calculation method adopts the existing technology in this field, so it will not be described in detail.

[0044] The above description is merely a specific embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in the present application should be included in the scope of protection of the present application. Therefore, the scope of protection of the present application should be based on the scope of protection of the claims.

Claims

1. A battery connector with a fin structure, characterized in that: include A connection structure (10), the connection structure (10) comprising a current-carrying edge (110), a connection component (120) and a fastening component (130), the connection component (120) being slidably connected to the current-carrying edge (110), and the fastening component (130) being connected to the connection component (120); A fixing structure (20) includes a first screw rod (210) and a connecting hole (220), wherein the current-carrying edge (110) is evenly penetrated by a plurality of the connecting holes (220), and the first screw rod (210) passes through the connecting hole (220) and is threadedly connected to the connecting assembly (120).

2. The battery connector with a fin structure according to claim 1, characterized in that: The connecting assembly (120) includes a first connecting plate (121), an elastic buffer bridge (122) and a second connecting plate (123), wherein the first connecting plate (121) is slidably connected to the current-carrying edge (110), the elastic buffer bridge (122) is connected to the first connecting plate (121), the second connecting plate (123) is connected to the elastic buffer bridge (122), and the first screw (210) is threadedly connected to the first connecting plate (121).

3. The battery connector with a fin structure according to claim 2, characterized in that: The fastening assembly (130) comprises a fastening plate (131) and a second screw (132), and the fastening plate (131) is connected to the second connecting plate (123) via the second screw (132).

4. The battery connecting piece with a fin structure according to claim 3, characterized in that: An arc-shaped groove is provided on one side of the fastening plate (131) and the second connecting plate (123).

5. The battery connecting piece with a fin structure according to claim 2, characterized in that: The current-carrying edge (110) is provided with a sliding groove, and the first connecting plate (121) is slidably connected to the sliding groove.

6. The battery connecting piece with a fin structure according to claim 2, characterized in that: The current-carrying edge (110) is slidably connected to a plurality of the first connecting plates (121).

7. The battery connector with a fin structure according to claim 2, characterized in that: The first connecting plate (121), the elastic buffer bridge (122) and the second connecting plate (123) are all made of copper.

8. The battery connector with a fin structure according to claim 1, characterized in that: An electrical signal collection area (140) is provided on the top of the current-carrying edge (110).

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