Modular battery capable of being spliced

Abstract

The utility model provides a modular battery, belongs to the technical field of lithium battery equipment, and particularly relates to a splicable modular battery, which comprises a plurality of lithium battery bodies distributed side by side, and a connecting structure is sleeved outside the lithium battery bodies. The connecting structure comprises insulating partition plates which are arranged between the lithium battery bodies and are alternately distributed with the lithium battery bodies, the upper parts of the insulating partition plates are connected with connecting pieces corresponding to the lithium battery bodies through limiting plates, and the plurality of lithium battery bodies which are arranged and distributed are detachably and movably connected by virtue of the connecting structure; meanwhile, stable installation between the lithium battery bodies is guaranteed through the insulating partition plates and the limiting plates, electrical connection between the lithium battery bodies is guaranteed through cooperation of the limiting plates and the connecting pieces, rapid disassembly and assembly can be achieved through the connecting pieces 23 while stable installation and stable connection are guaranteed, the structure is simple, and operation is convenient.

Description

Technical Field

[0001] The utility model provides a modular battery, belongs to the technical field of lithium battery equipment, and particularly relates to a splicable modular battery. Background Art

[0002] Lithium battery is a rechargeable battery with lithium as the anode material. It stores and releases energy through the movement of lithium ions between the positive and negative electrodes. It has the characteristics of high energy density, long cycle life, low self-discharge rate and fast charging and discharging capabilities. It is widely used in portable electronic devices, electric vehicles and energy storage systems.

[0003] When using existing lithium batteries, it is usually necessary to assemble multiple lithium batteries for use according to specific usage. However, the common connection method is mostly wrapping with tape, which is not stable enough. If a bolt structure is used for connection, it is not only cumbersome to operate, but also damages the battery structure itself, posing certain safety hazards. Utility Model Content

[0004] In order to make up for the deficiencies of the prior art, the embodiments of the present application provide a modular battery that can be spliced, thereby solving the problem that the existing lithium batteries cannot ensure both safety, stability and ease of assembly and disassembly during assembly.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: a modular battery that can be spliced, comprising a plurality of lithium battery bodies distributed side by side, wherein the outer portion of the lithium battery body is provided with a connecting structure, the connecting structure comprising insulating partitions placed between the lithium battery bodies and alternately distributed with the lithium battery bodies, and a connecting piece corresponding to the lithium battery body is connected above the insulating partition via a limiting plate.

[0006] Preferably, symmetrically distributed positive and negative electrodes are provided above the lithium battery body, adjacent lithium battery bodies are centrally symmetrically distributed, both ends of the connector are placed on the positive and negative electrodes respectively, and both ends of the lithium battery body are provided with symmetrically distributed outer plates corresponding to the insulating partitions.

[0007] Preferably: a T-shaped limit rod is fixedly connected to one side of the outer plate, and an engaging groove corresponding to the limit rod is provided on the other side of the outer plate. The width of the outer plate is greater than the width of the lithium battery body, and a sliding groove corresponding to the insulating partition is provided on the side of the outer plate close to the engaging groove.

[0008] Preferably: the limiting plate has a fixing groove corresponding to the connecting piece, the fixing groove is provided with an arc-shaped locking groove that passes through the limiting plate and the connecting piece, the locking groove is provided with a locking plate corresponding to itself, and the connecting piece is provided with grooves corresponding to the positive and negative electrodes.

[0009] Preferably, a pair of sealing plates corresponding to the outer plates are provided on the outside of the lithium battery body, and shock-absorbing cotton plates are provided on the inner sides of the sealing plates and the outer plates.

[0010] One or more technical solutions provided in the embodiments of this application have at least the following technical effects or advantages:

[0011] The utility model realizes detachable movable links by means of a connecting structure by setting up several arranged and distributed lithium battery bodies. At the same time, the insulating partition and the limit plate ensure the stable installation between the lithium battery bodies, and the limit plate cooperates with the connecting piece to ensure the electrical connection between the lithium battery bodies, ensuring stable installation and connection without replacement. At the same time, quick disassembly and assembly can be achieved through the connecting piece 23, and the structure is simple and easy to operate.

[0012] Other advantages, objectives and features of the present invention will be described in part in the following description and will be apparent to those skilled in the art based on an examination of the following or may be learned from the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional schematic diagram of a modular battery that can be spliced in the utility model;

[0014] Figure 2 This is an exploded view of a modular battery that can be spliced in the utility model;

[0015] Figure 3 This is a partial enlarged view of a connector of a modular battery that can be spliced in the utility model;

[0016] Figure 4 This is a schematic diagram of the smallest lithium battery unit of a splicable modular battery of the present invention.

[0017] As shown in the figure:

[0018] 1. Lithium battery body;

[0019] 11. Positive and negative electrodes; 12. Outer plate; 13. Limit rod; 14. Fitting groove; 15. Slide groove; 16. Closing plate;

[0020] 2. Connection structure;

[0021] 21. Insulating partition; 22. Limiting plate; 23. Connecting piece; 24. Fixing groove; 25. Locking groove; 26. Locking plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] It should be noted that the terms “vertical”, “horizontal”, “up”, “down”, “left”, “right” and similar expressions used in this document are for illustrative purposes only and do not represent the only implementation method.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains; the terms used herein in the specification of this invention are for the purpose of describing specific embodiments only and are not intended to limit this invention; the term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0025] like Figure 1 and Figure 2 As shown, a modular battery that can be spliced includes several lithium battery bodies 1 distributed side by side, and symmetrically distributed positive and negative electrodes 11 are provided above the lithium battery bodies 1. The adjacent lithium battery bodies 1 are symmetrically distributed, and the two ends of the connecting member 23 are respectively placed on the positive and negative electrodes. The two ends of the lithium battery body 1 are provided with outer plates 12 that are symmetrically distributed and correspond to the insulating partitions 21. The outside of the lithium battery body 1 is provided with a connecting structure 2, and the connecting structure 2 includes insulating partitions 21 placed between the lithium battery bodies 1 and alternately distributed with the lithium battery bodies 1. The upper part of the insulating partition 21 is connected to a connecting member 23 corresponding to the lithium battery body 1 through a limiting plate 22.

[0026] In this embodiment, a plurality of arranged and distributed lithium battery bodies 1 are provided to realize a detachable movable link with the help of a connecting structure 2. At the same time, the insulating partition 21 and the limiting plate 22 ensure the stable installation between the lithium battery bodies 1, and the limiting plate 22 cooperates with the connecting member 23 to ensure the electrical connection between the lithium battery bodies 1, ensuring stable installation and connection without replacement. At the same time, the connecting member 23 can be used to realize quick disassembly and assembly, and the structure is simple and easy to operate.

[0027] like Figure 3 and Figure 4As shown, a T-shaped limit rod 13 is fixedly connected to one side of the outer plate 12, and an engaging groove 14 corresponding to the limit rod 13 is provided on the other side of the outer plate 12. The width of the outer plate 12 is greater than the width of the lithium battery body 1, and a sliding groove 15 corresponding to the insulating partition 21 is provided on the side of the outer plate 12 close to the engaging groove 14. The limit plate 22 is provided with a fixing groove 24 corresponding to the connecting member 23, and the fixing groove 24 is provided with an arc-shaped locking groove 25 that passes through the limit plate 22 and the connecting member 23. The locking groove 25 is provided with a locking plate 26 corresponding to itself, and the connecting member 23 is provided with a groove corresponding to the positive and negative electrodes 11. The outside of the lithium battery body 1 is provided with a pair of sealing plates 16 corresponding to the outer plate 12, and the inner side of the sealing plate 16 and the outer plate 12 are provided with shock-absorbing cotton plates.

[0028] In this embodiment, the outer plate 12, the sealing plate 16, and the locking plate 26 are all made of insulating materials. The interior of the connector 23 is provided with a connecting plate or connecting wire of a conductive material corresponding to the connection points on the positive and negative electrodes 11. Electrical connection can be achieved according to the conventional design of those skilled in the art; in order to achieve a more stable connection, the sealing plate 16 can be present not only on the left and right sides of the lithium battery body 1, but can also be set up top and bottom according to specific use.

[0029] It should be noted that the lithium battery body 1 in the drawings of this application is only a schematic diagram of a battery. If it is a battery of other shapes, the shape of the groove between the outer plates 12 can be replaced. The other connection and fixing methods are inconvenient. The number of connected batteries is determined according to the specific usage situation, and customized battery connection is achieved with the help of the outer plates 12.

[0030] When using:

[0031] 1. Preparation stage:

[0032] Confirm the number and type of battery modules required.

[0033] Check all components, including the lithium battery body 1, connectors 23, insulating spacers 21, limiting plates 22, outer plates 12, sealing plates 16, etc., to ensure that they are not damaged and are suitable for use.

[0034] 2. Assemble battery modules:

[0035] Place the lithium battery bodies 1 side by side, ensuring that they are distributed symmetrically around the center.

[0036] An insulating separator 21 is placed between adjacent lithium battery cells 1 to prevent electrical short circuits.

[0037] The connectors 23 are placed on the positive and negative electrodes 11 to ensure electrical connection between them and the lithium battery body 1 .

[0038] 3. Install outer panels and limit structures:

[0039] The outer plates 12 are mounted on both ends of the lithium battery body 1 . The width of the outer plates 12 should be greater than the width of the lithium battery body 1 to ensure stable fixation.

[0040] A T-shaped limiting rod 13 is installed on one side of the outer plate 12, and an engaging groove 14 is formed on the other side to facilitate the fixing and removal of the battery module.

[0041] 4. Connect the battery module:

[0042] The grooves on the connector 23 are connected to the positive and negative electrodes 11 to achieve electrical connection between the battery modules.

[0043] Ensure that the fixing groove 24 on the limiting plate 22 cooperates with the connecting piece 23 , and locks the battery module through the arc-shaped locking groove 25 and the locking plate 26 .

[0044] 5. Install sealing plate and shock-absorbing materials:

[0045] A sealing plate 16 is installed on the outside of the lithium battery body 1 , and the sealing plate 16 should cooperate with the shock-absorbing cotton plate on the inner side of the outer plate 12 to provide additional protection and shock-absorbing effect.

[0046] 6. Custom battery connection:

[0047] The number and arrangement of connected batteries are determined based on specific usage.

[0048] The fitting grooves 14 and the limiting rods 13 on the outer plate 12 are used to realize the customized connection of the battery module.

[0049] 7. Inspection and testing:

[0050] After completing assembly, check that all connections are secure and not loose or poorly connected.

[0051] Perform necessary electrical tests to ensure the battery module output is as expected.

[0052] 8. Use and maintenance:

[0053] Install the assembled battery module into the desired equipment.

[0054] Regularly check the condition of the battery modules, including the integrity of the connections and insulation materials.

[0055] 9. Disassembly and replacement:

[0056] When the battery needs to be replaced or maintenance is required, the battery module can be quickly removed through the fitting groove 14 and the limiting rod 13 on the outer plate 12 .

[0057] Replace or repair the battery module as needed and reassemble.

[0058] Please note that these steps are based on descriptions and existing technical means, and actual use may need to be adjusted according to the design and instructions of the specific product.

[0059] Although the present invention has been disclosed above with reference to preferred embodiments, it is not intended to limit the present invention. Anyone familiar with this technology may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention should be based on the definition of the claims.

Claims

1. A modular battery that can be spliced, comprising a plurality of lithium battery bodies (1) arranged side by side, characterized in that: The lithium battery body (1) is provided with a connecting structure (2) on its exterior. The connecting structure (2) includes insulating partitions (21) placed between the lithium battery bodies (1) and alternately distributed with the lithium battery bodies (1). A connecting piece (23) corresponding to the lithium battery body (1) is connected above the insulating partitions (21) via a limiting plate (22).

2. The modular battery according to claim 1, wherein: Symmetrically distributed positive and negative electrodes (11) are provided above the lithium battery body (1), and adjacent lithium battery bodies (1) are centrally symmetrically distributed. The two ends of the connector (23) are respectively placed on the positive and negative electrodes. Both ends of the lithium battery body (1) are provided with symmetrically distributed outer plates (12) corresponding to the insulating partition (21).

3. The modular battery according to claim 2, wherein: A T-shaped limiting rod (13) is fixedly connected to one side of the outer plate (12), and an engaging groove (14) corresponding to the limiting rod (13) is provided on the other side of the outer plate (12). The width of the outer plate (12) is greater than the width of the lithium battery body (1), and a sliding groove (15) corresponding to the insulating partition (21) is provided on the side of the outer plate (12) close to the engaging groove (14).

4. The modular battery according to claim 1, wherein: The limiting plate (22) is provided with a fixing groove (24) corresponding to the connecting member (23); the fixing groove (24) is provided with an arc-shaped locking groove (25) penetrating the limiting plate (22) and the connecting member (23); a locking plate (26) corresponding to the locking groove (25) is provided inside the locking groove (25); and grooves corresponding to the positive and negative electrodes (11) are provided inside the connecting member (23).

5. The modular battery according to claim 1, wherein: A pair of sealing plates (16) corresponding to the outer plate (12) are provided on the outside of the lithium battery body (1), and shock-absorbing cotton plates are provided on the inner sides of the sealing plates (16) and the outer plate (12).

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