Conveniently connectable battery assembly and energy storage device

Abstract

This utility model relates to a battery assembly and energy storage device that are easy to connect, belonging to the technical field of energy storage devices. It includes a mounting frame and a battery frame. An insulating layer is fixed inside the battery frame. A connecting component is provided inside the battery frame, and positioning components are provided on the left and right sides of the battery frame. The connecting component includes a partition frame fixed inside the battery frame. A first conductive plate is fixed inside the battery frame, and several first conductive springs are provided on the front and back of the upper surface of the first conductive plate. This easy-to-connect battery assembly and energy storage device improves the performance of the battery assembly by having the first and second conductive springs abut against the upper and lower surfaces of the battery pack, respectively. The fixed block and insert rod cooperate with the limiting groove on the mounting frame to achieve stable fixation of the battery frame, preventing displacement or vibration of the battery assembly during operation. This facilitates assembly, reduces assembly time and cost, and improves connection reliability.

Description

Technical Field

[0001] This utility model relates to the field of energy storage device technology, specifically to a battery assembly and energy storage device that are easy to connect. Background Technology

[0002] With the acceleration of the global energy transition and the increasing proportion of renewable energy use, the intermittency and instability of these energy sources require efficient energy storage systems to balance supply and demand and ensure the stability and reliability of power supply. The rapid development of the electric vehicle market has placed higher demands on battery performance, safety and lifespan.

[0003] Efficient battery module connections and energy storage devices can improve the driving range and charging speed of electric vehicles while reducing maintenance costs. Traditional battery module connection methods are usually quite complex, requiring a lot of welding or bolting, which not only increases assembly time and cost but may also lead to reliability issues at the connection points. Therefore, a battery module and energy storage device that are easy to connect is proposed. Utility Model Content

[0004] To address the shortcomings of existing technologies, this invention provides a battery assembly and energy storage device that are easy to connect, offering advantages such as reduced assembly time and cost, and improved connection reliability, thus solving the problems mentioned in the background section.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A battery assembly for easy connection includes a mounting bracket and a battery frame, wherein an insulating layer is fixed inside the battery frame, a connecting component is provided inside the battery frame, and positioning components are provided on the left and right sides of the battery frame;

[0007] The connecting assembly includes a partition frame fixed inside the battery frame. A first conductive plate is fixed inside the battery frame. Several first conductive springs are arranged on the front and back of the upper surface of the first conductive plate. Several battery packs are placed inside the partition frame. A cover plate is fixed to the upper surface of the battery frame by bolts. Several insulating blocks are arranged on the lower surface of the cover plate. A second conductive plate is fixed to the lower surface of the several insulating blocks. Several second conductive springs are arranged on the front and back sides of the lower surface of the second conductive plate.

[0008] The positioning component includes fixing blocks fixed on the left and right sides of the battery frame. Limiting grooves are provided on the left and right sides of the upper surface of the mounting bracket. Insert rods are fixed on the lower surfaces of the fixing blocks on the left and right sides. The insert rods on the left and right sides are slidably inserted into the interior of the limiting grooves on the left and right sides. The fixing blocks on the left and right sides are fixed to the upper surface of the mounting bracket by bolts.

[0009] Furthermore, one side of each of the second conductive springs abuts against the upper surface of the battery pack, and one side of each of the first conductive springs abuts against the lower surface of the battery pack.

[0010] Furthermore, the outer diameter of the insertion rod is adapted to the inner diameter of the limiting groove.

[0011] Furthermore, a fixing opening is provided through the upper surface of the mounting bracket, and the battery frame is located inside the fixing opening.

[0012] Furthermore, the insulating layer is a rubber layer.

[0013] Furthermore, the divider is a rigid plastic frame.

[0014] Furthermore, both the first conductive plate and the second conductive plate are copper plates.

[0015] Furthermore, several insulating blocks are evenly distributed on the lower surface of the cover plate.

[0016] On the other hand, this application also relates to an energy storage device, including a battery assembly that is easy to connect as described in any of the above claims, the battery assembly being disposed on the energy storage device.

[0017] Compared with the prior art, the present invention provides a battery assembly and energy storage device that are easy to connect, and has the following beneficial effects:

[0018] The easily connectable battery assembly and energy storage device ensure good electrical contact between the battery pack and the conductive plate by having the first and second conductive springs abut against the upper and lower surfaces of the battery pack, respectively, thus improving the reliability of the electrical connection. The first and second conductive plates are made of copper, which has good conductivity and corrosion resistance, effectively reducing resistance and improving the performance of the battery assembly. The fixed block and the plug cooperate with the limiting groove on the mounting frame to achieve stable fixation of the battery frame, preventing the battery assembly from shifting or vibrating during operation, facilitating assembly, reducing assembly time and cost, and improving the reliability of the connection. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the structure of this utility model;

[0020] Figure 2 This is a schematic diagram of the connection component of this utility model;

[0021] Figure 3 This is a schematic diagram of the positioning component of this utility model;

[0022] Figure 4 This is a schematic diagram of the connection structure between the fixing block and the battery frame of this utility model.

[0023] In the diagram: 1 mounting bracket, 2 battery frame, 3 insulating layer, 4 connecting assembly, 401 partition frame, 402 first conductive plate, 403 first conductive spring, 404 battery pack, 405 cover plate, 406 insulating block, 407 second conductive plate, 408 second conductive spring, 5 positioning assembly, 501 fixing block, 502 limiting groove, 503 insertion rod. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] Please see Figure 1 The battery assembly in this embodiment that is easy to connect includes a mounting bracket 1 and a battery frame 2. An insulating layer 3 is fixed inside the battery frame 2. A connecting component 4 is provided inside the battery frame 2. Positioning components 5 are provided on the left and right sides of the battery frame 2.

[0026] In this embodiment, a fixing opening is provided through the upper surface of the mounting bracket 1, the battery frame 2 is located inside the fixing opening, and the insulating layer 3 is a rubber layer.

[0027] Please see Figure 2 In this embodiment, the connecting component 4 includes a partition frame 401 fixed inside the battery frame 2. A first conductive plate 402 is fixed inside the battery frame 2. Several first conductive springs 403 are provided on the front and back of the upper surface of the first conductive plate 402. Several battery packs 404 are placed inside the partition frame 401. A cover plate 405 is fixed to the upper surface of the battery frame 2 by bolts. Several insulating blocks 406 are provided on the lower surface of the cover plate 405. A second conductive plate 407 is fixed to the lower surface of the several insulating blocks 406. Several second conductive springs 408 are provided on both the front and back sides of the lower surface of the second conductive plate 407.

[0028] Specifically, the first conductive plate 402 is fixed inside the battery frame 2, and several first conductive springs 403 are provided on the front and rear sides of its upper surface. These springs abut against the lower surface of the battery pack 404 to realize the electrical connection between the battery pack 404 and the first conductive plate 402. The second conductive plate 407 is fixed on the lower surface of the insulating block 406, and several second conductive springs 408 are provided on the front and rear sides of its lower surface. These springs abut against the upper surface of the battery pack 404 to realize the electrical connection between the battery pack 404 and the second conductive plate 407. Through the first conductive springs 403 and the second conductive springs 408, the upper and lower surfaces of the battery pack 404 are respectively connected to the first conductive plate 402 and the second conductive plate 407 to form a complete electrical circuit, realizing the series or parallel connection of the battery pack 404.

[0029] Specifically, for ease of assembly and disassembly, a negative electrode wire is provided on the right side of the first conductive plate 402, and a positive electrode wire is provided on the right side of the second conductive plate 407. Both the positive and negative electrode wires penetrate the insulating layer 3 and the battery frame 2 and extend to the outside. The spring is made of copper.

[0030] Specifically, one side of each of the several second conductive springs 408 abuts against the upper surface of the battery pack 404, one side of each of the several first conductive springs 403 abuts against the lower surface of the several battery packs 404, the separator 401 is a rigid plastic frame, the first conductive plate 402 and the second conductive plate 407 are both copper plates, and several insulating blocks 406 are evenly distributed on the lower surface of the cover plate 405.

[0031] It should be noted that an insulating layer 3 is fixed inside the battery frame 2 to isolate the electrical contact between the battery pack 404 and the battery frame 2 and prevent short circuits. The separator 401 is fixed inside the battery frame 2 to separate the battery packs 404 and ensure that there is an appropriate gap between the battery packs 404 for heat dissipation and maintenance. The battery packs 404 are placed in the compartments of the separator 401. The separator 401 supports and positions the battery packs 404 to ensure that they remain stable inside the battery frame 2.

[0032] Please see Figures 3 to 4 In this embodiment, the positioning component 5 includes fixing blocks 501 fixed on the left and right sides of the battery frame 2. Limiting grooves 502 are provided on the left and right sides of the upper surface of the mounting bracket 1. Insert rods 503 are fixed on the lower surface of the fixing blocks 501 on both sides. The insert rods 503 on both sides are slidably inserted into the interior of the limiting grooves 502 on both sides. The fixing blocks 501 on both sides are fixed to the upper surface of the mounting bracket 1 by bolts.

[0033] Specifically, the outer diameter of the insertion rod 503 is matched with the inner diameter of the limiting groove 502.

[0034] It should be noted that a limiting groove 502 is provided on the upper surface of the mounting bracket 1 to accommodate the insertion rod 503, restrict the horizontal movement of the battery frame 2, and ensure the stability of the battery frame 2 within the mounting bracket 1.

[0035] This application also relates to an energy storage device, including a battery assembly that is easy to connect to any of the above-mentioned components, the battery assembly being disposed on the energy storage device.

[0036] The working principle of the above embodiments is as follows:

[0037] In use, an insulating layer 3 is fixed inside the battery frame 2 to isolate the electrical contact between the battery pack 404 and the battery frame 2, preventing short circuits. A separator 401 is fixed inside the battery frame 2 to separate the battery packs 404, ensuring adequate gaps between them for heat dissipation and maintenance. The battery packs 404 are placed within the compartments of the separator 401. The separator 401 supports and positions the battery packs 404, ensuring their stability within the battery frame 2. A first conductive plate 402 is fixed inside the battery frame 2, and several first conductive springs 403 are provided on the front and rear sides of its upper surface. These springs interact with the battery packs 404. The lower surfaces abut against each other to achieve electrical connection between the battery pack 404 and the first conductive plate 402. The second conductive plate 407 is fixed on the lower surface of the insulating block 406. Several second conductive springs 408 are provided on the front and rear sides of its lower surface. These springs abut against the upper surface of the battery pack 404 to achieve electrical connection between the battery pack 404 and the second conductive plate 407. Through the first conductive spring 403 and the second conductive spring 408, the upper and lower surfaces of the battery pack 404 are connected to the first conductive plate 402 and the second conductive plate 407 respectively to form a complete electrical circuit, realizing the series or parallel connection of the battery pack 404. The upper surface of the mounting frame 1 is provided with a limiting groove 502 to accommodate the plug rod 503, restrict the horizontal movement of the battery frame 2, and ensure the stability of the battery frame 2 in the mounting frame 1.

[0038] It should be noted that the orientations or positional relationships indicated herein are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the purpose of facilitating the description of this application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0039] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0040] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A battery assembly for easy connection, comprising a mounting bracket (1) and a battery frame (2), characterized in that: An insulating layer (3) is fixed inside the battery frame (2), a connecting component (4) is provided inside the battery frame (2), and positioning components (5) are provided on the left and right sides of the battery frame (2). The connecting assembly (4) includes a partition frame (401) fixed inside the battery frame (2). A first conductive plate (402) is fixed inside the battery frame (2). Several first conductive springs (403) are provided on the front and back of the upper surface of the first conductive plate (402). Several battery packs (404) are placed inside the partition frame (401). A cover plate (405) is fixed to the upper surface of the battery frame (2) by bolts. Several insulating blocks (406) are provided on the lower surface of the cover plate (405). A second conductive plate (407) is fixed to the lower surface of several insulating blocks (406). Several second conductive springs (408) are provided on the front and back sides of the lower surface of the second conductive plate (407). The positioning component (5) includes fixing blocks (501) fixed on the left and right sides of the battery frame (2). Limiting grooves (502) are opened on the left and right sides of the upper surface of the mounting bracket (1). Insert rods (503) are fixed on the lower surface of the fixing blocks (501) on the left and right sides. The insert rods (503) on the left and right sides are slidably inserted into the inside of the limiting grooves (502) on the left and right sides. The fixing blocks (501) on the left and right sides are fixed to the upper surface of the mounting bracket (1) by bolts.

2. The easily connectable battery assembly according to claim 1, characterized in that: One side of each of the second conductive springs (408) abuts against the upper surface of the battery pack (404), and one side of each of the first conductive springs (403) abuts against the lower surface of the battery pack (404).

3. The easily connectable battery assembly according to claim 1, characterized in that: The outer diameter of the insertion rod (503) is matched with the inner diameter of the limiting groove (502).

4. The easily connectable battery assembly according to claim 1, characterized in that: The upper surface of the mounting bracket (1) is provided with a fixing opening, and the battery frame (2) is located inside the fixing opening.

5. The easily connectable battery assembly according to claim 1, characterized in that: The insulating layer (3) is a rubber layer.

6. The easily connectable battery assembly according to claim 1, characterized in that: The divider (401) is a rigid plastic frame.

7. The easily connectable battery assembly according to claim 1, characterized in that: Both the first conductive plate (402) and the second conductive plate (407) are copper plates.

8. The easily connectable battery assembly according to claim 1, characterized in that: Several insulating blocks (406) are evenly distributed on the lower surface of the cover plate (405).

9. An energy storage device, characterized in that: Includes the easily connectable battery assembly as described in any one of claims 1 to 8, wherein the easily connectable battery assembly is disposed on the energy storage device.

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