Battery module and energy storage module

By designing a battery module for polyprism outer shell assembly, battery cell energy storage parts and conductive ring assembly, the problem of dismantling electrical appliances when the battery pack is exhausted in the prior art is solved, and the electrical appliances are not removed without dismantling them. In the case, increase the capacity to ensure the continuous and stable use of electrical appliances.

CN222440772UActive Publication Date: 2025-02-07EVE ENERGY STORAGE CO LTD
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Patent Information

Application Number
CN202420798486.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-16
Publication Date
2025-02-07
Estimated Expiration
2034-04-16

AI Technical Summary

Technical Problem

When the existing portable energy storage battery pack is exhausted, it needs to remove the appliances and re-plug them into the new battery pack, which is inconvenient to use.

Method used

Design a battery module, including a polyprism outer shell assembly, battery cell energy storage parts and conductive ring assembly. Through the clever cooperation of the conductive ring assembly and the outer shell assembly, the output of electrical energy from different directions is realized, and the output of power from multiple directions is supported. And connect multiple battery modules in parallel to increase capacity.

Benefits of technology

It realizes the capacity of electrical energy without removing the electrical appliances, and ensures the continuous and stable use of each electrical appliance.

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Abstract

The utility model discloses a battery module and an energy storage module. The battery module comprises an outer shell assembly arranged in a polygon prism shape, and an external port is formed in the side wall of the outer shell assembly; the battery cell energy storage part is mounted in the outer shell assembly; and the conducting ring assembly is arranged in the outer shell assembly, the conducting ring assembly is electrically connected with the battery cell energy storage part, and the output external connection part is connected with the conducting ring assembly through the external connection port, so that the purpose of increasing the electric capacity of electric energy under the condition that an electric appliance is not disassembled is achieved, and continuous and stable use of the electric appliance is ensured.
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Description

Technical Field

[0001] The utility model relates to the field of batteries, and in particular to a battery module and an energy storage module. Background Art

[0002] At present, the existing portable energy storage battery packs are all separate battery packs. When the battery pack runs out of power, another battery pack needs to be replaced for power supply. At this time, if there are many electrical appliances connected to the battery pack, the electrical appliances need to be powered off and removed one by one, and then reconnected to the new battery pack before they can continue to be used, which is very inconvenient. Utility Model Content

[0003] In order to overcome at least one defect of the prior art described above, the utility model provides a battery module and an energy storage module, which can increase the capacity of electric energy without removing the electrical appliances, thereby ensuring the continuous and stable use of each electrical appliance.

[0004] The technical solution adopted by the utility model to solve the problem is:

[0005] A battery module, comprising:

[0006] An outer shell component is arranged in a polygonal column, and a side wall of the outer shell component is provided with an external connection port;

[0007] A battery cell energy storage component, wherein the battery cell energy storage component is installed inside the outer shell assembly;

[0008] A conductive ring assembly is disposed inside the outer shell assembly, the conductive ring assembly is electrically connected to the battery core energy storage component, and the output external connection component is connected to the conductive ring assembly through the external connection port.

[0009] In some embodiments of the present invention, the conductive ring component is a polygonal structure adapted to the outer shell component.

[0010] In some embodiments of the present invention, any side wall of the outer shell assembly is provided with the external connection port.

[0011] In some embodiments of the present invention, one side of the battery cell energy storage component is a positive terminal, and the other side is a negative terminal. The conductive ring assembly includes a positive conductive ring and a negative conductive ring. The positive conductive ring is electrically connected to the positive terminal of the battery cell energy storage component, and the negative conductive ring is electrically connected to the negative terminal of the battery cell energy storage component.

[0012] In some embodiments of the present invention, the external port includes a positive external port and a negative external port, and the positive external port and the negative external port are both arranged on the same side of the outer shell component.

[0013] In some embodiments of the utility model, the outer shell assembly includes an energy storage outer box, an outer shell bottom cover and an outer shell top cover, the outer shell bottom cover is provided with a heat dissipation vent, the outer shell bottom cover and the outer shell top cover are respectively installed and fixed on two opposite sides of the energy storage outer box, and the outer shell top cover is provided with a switch button and / or a display light.

[0014] In some embodiments of the present invention, the energy storage module further includes a sealing protection plug, which is sealed at the external port.

[0015] In some embodiments of the utility model, a plurality of limit frame structures are arranged in the outer shell component, a pole ring limit opening is formed on the limit frame structure, and the conductive ring component is embedded and fixed in the pole ring limit opening.

[0016] The utility model also discloses an energy storage module, comprising:

[0017] The output external component;

[0018] In the above-mentioned battery module, the output external connection component is inserted into the external connection port of the outer shell component and is electrically connected to the conductive ring component.

[0019] In some embodiments of the present invention, at least two battery modules are provided, and the output external connection component is connected in parallel to two adjacent battery modules via the external connection port.

[0020] In some embodiments of the present invention, at least two of the battery modules are connected in parallel or staggered via the output external connection component.

[0021] In some embodiments of the utility model, the output external connector is provided with a positive output external connector and a negative output external connector, and the two ends of the positive output external connector are respectively connected to the positive conductive ring of the conductive ring assembly through the positive external connection ports of two adjacent battery modules, and the two ends of the negative output external connector are respectively connected to the negative conductive ring of the conductive ring assembly through the negative external connection ports of two adjacent battery modules.

[0022] In some embodiments of the present invention, the output external component is a charging module, a USB output module or a DC output module.

[0023] In summary, the battery module and energy storage module provided by the utility model have the following technical effects:

[0024] By cleverly cooperating between the conductive ring assembly and the outer shell assembly, the battery cell energy storage component can output electric energy from different directions, achieving the purpose of the battery module outputting electric energy in multiple directions, with a simple structure and easy production and assembly. More importantly, when the power of the battery cell energy storage component is low, it can be connected in parallel to another battery module from the unused external port on the outer shell assembly, thereby achieving the purpose of increasing the power capacity required by all electrical appliances without removing the electrical appliances from the battery module, and ensuring the continuous and stable use of each electrical appliance. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a first overall structural diagram of a battery module of the utility model;

[0026] Figure 2 This is a second overall structural diagram of a battery module of the utility model;

[0027] Figure 3 This is a partial exploded structural diagram of a battery module of the utility model;

[0028] Figure 4 This is a partial assembly structure diagram of a battery module of the utility model;

[0029] Figure 5 It is a first partial exploded view of the battery core energy storage component and the conductive ring assembly in the utility model;

[0030] Figure 6 It is a second partial exploded view of the battery core energy storage component and the conductive ring assembly in the utility model;

[0031] Figure 7 This is a schematic diagram of the assembly structure of an energy storage module of the utility model;

[0032] Figure 8 Schematic diagrams of three structures of output external components in the utility model;

[0033] Fig. 9 This is a schematic diagram of the assembly structure of an energy storage module of the utility model;

[0034] Fig.10 This is a first assembly distribution diagram of an energy storage module of the utility model;

[0035] Fig.11 This is a second assembly distribution diagram of an energy storage module of the utility model;

[0036] Fig.12 This is a third assembly distribution diagram of an energy storage module of the utility model.

[0037] Icons: 1-outer shell assembly, 11-energy storage outer box, 12-outer shell bottom cover, 13-outer shell top cover, 14-heat dissipation vent, 15-external port, 16-sealing protection plug, 17-energy storage inner cavity, 18-limiting frame structure, 19-pole ring limiting port, 2-battery cell energy storage component, 21-battery cell unit, 22-CCS assembly, 221-flexible circuit board, 222-bottom frame structure, 223-top frame structure, 224-module support frame, 23-current-carrying conductor, 24-total positive wiring harness, 25-total negative wiring harness, 3-conductive ring assembly, 31-positive conductive ring, 32-negative conductive ring, 41-switch button, 42-display light, 5-output external components, 51-charging module, 52-USB output module, 53-DC output module, 54-conductive connecting bar. DETAILED DESCRIPTION

[0038] For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0039] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0040] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0041] Please combine the specific Figure 1 and Figure 2 As shown, the utility model discloses a battery module, including a battery cell energy storage component 2, a conductive ring component 3, and an outer shell component 1 arranged in a polygonal prism, wherein the outer shell component 1 is preferably made of hard plastic, and the outer shell component 1 has an energy storage outer box 11, an outer shell bottom cover 12 and an outer shell top cover 13, the outer shell bottom cover 12 and the outer shell top cover 13 are respectively installed and fixed on two opposite sides of the energy storage outer box 11, and the installation and fixation here is preferably a bolt connection, and can also be a clamping connection, or can be a welding connection.

[0042] In this embodiment, the conductive ring assembly 3 is arranged inside the outer shell assembly 1, and the conductive ring assembly 3 is electrically connected to the battery cell energy storage component 2. The surface with the largest area in the outer shell bottom cover 12 is defined as the bottom cover large surface, and the surface with the largest area in the outer shell top cover 13 is defined as the top cover large surface. The direction perpendicular to the bottom cover large surface is the height direction of the outer shell assembly 1. After assembly, the top cover large surface and the bottom cover large surface are distributed in parallel. In the above-mentioned polygonal prism, it should be understood that the top cover large surface and the bottom cover large surface are both polygonal, and the polygon is a plane figure composed of three or more line segments connected end to end in sequence, and each quadrilateral outer side surface of the energy storage outer box 11 is perpendicular to the bottom cover large surface.

[0043] This embodiment takes a hexagonal prism as an example, that is, the large surface of the top cover and the large surface of the bottom cover are both hexagonal, to better describe the structure and connection relationship of the battery module, but is not limited to the outer shell assembly 1 being a hexagonal prism structure. Usually, the energy storage outer box 11, the outer shell bottom cover 12 and the outer shell top cover 13 will be surrounded to form a relatively closed energy storage cavity 17, and the above-mentioned battery cell energy storage component 2 is installed in the energy storage cavity 17 inside the outer shell assembly 1.

[0044] Specifically, a plurality of limit frame structures 18 are arranged in the energy storage cavity 17, and the plurality of limit frame structures 18 cooperate with each other to form an installation station suitable for the battery cell energy storage component 2. The battery cell energy storage component 2 is embedded in the installation station, which can not only realize the rapid positioning of the battery cell energy storage component 2 during the assembly process and improve the assembly efficiency of the battery module, but also realize the stable limitation of the battery cell energy storage component 2 after assembly, thereby ensuring the structural stability and usage stability of the battery module.

[0045] Unexpectedly, the conductive ring assembly 3 can also be installed and fixed on the limiting frame structure 18. Specifically, a pole ring limiting opening 19 is formed on the limiting frame structure 18, and the conductive ring assembly 3 is embedded and fixed in the pole ring limiting opening 19. This can not only ensure that the conductive ring assembly 3 is installed and fixed on the outer shell assembly 1, but also ensure the efficiency and convenience of the conductive ring assembly 3 during the assembly process, and reduce the difficulty of assembling the battery module. At the same time, Figure 4 As shown, in the height direction of the outer shell assembly 1, the battery cell energy storage component 2 will be within the positive projection range of the conductive ring assembly 3, and the distance between the peripheral side of the conductive ring assembly 3 and the side wall of the energy storage outer box 11 will be reduced.

[0046] Further, please refer to Figure 7 As shown, the side wall of the outer shell assembly 1 is provided with an external port 15, and the output external component 5 is connected to the conductive ring assembly 3 through the external port 15. Specifically, each quadrilateral outer side surface of the energy storage outer box 11 of the outer shell assembly 1 is configured with an external port 15, that is, any side wall of the outer shell assembly 1 is provided with an external port 15, and the external port 15 passes through the side wall of the energy storage outer box 11.

[0047] In this way, the surrounding side of the conductive ring assembly 3 reduces the distance between the external ports 15 on the energy storage outer box body 11. Preferably, the conductive ring assembly 3 and the external port 15 are arranged correspondingly, that is, the conductive ring assembly 3 corresponds to the external port 15, and the conductive ring assembly 3 is in the extension direction of the external port 15 so that the distance between the conductive ring assembly 3 and the external port 15 is minimized. Then, the output external component 5 is inserted into the side of the outer shell assembly 1, and the docking portion of the output external component 5 passes through the external port 15 and is electrically connected to the conductive ring assembly 3. The contact area between the docking portion of the output external component 5 and the conductive ring assembly 3 is increased, which helps to improve the stability of the electrical connection between the docking portion and the conductive ring assembly 3.

[0048] From the above, it can be seen that by cleverly cooperating between the conductive ring assembly 3 and the outer shell assembly 1, the battery cell energy storage component 2 can output electrical energy from different directions, thereby achieving the purpose of multi-directional power output of the battery module, with a simple structure and easy production and assembly.

[0049] It should be noted that the specific Figure 7 and Figure 8 As shown, the output external component 5 of the battery module can be selected as a charging module 52, a USB output module 52, or a DC output module 53. The output external component 5 is configured with multiple output ports, and the number of external ports 15 on the outer shell component 1 can be well increased and expanded through the output external component 5. The output port of the output external component 5 can be selected as a USB socket, and can also be selected as a DC double jack for connecting a wire plug, and the output external component 5 can well improve the applicability of the battery module.

[0050] It should also be noted that, in addition to the method of installing and fixing the conductive ring assembly 3 on the outer shell assembly 1 , the conductive ring assembly 3 can also be installed and fixed on the battery cell energy storage component 2 .

[0051] In the above, the conductive ring assembly 3 may be in a circular ring structure. In addition, the inventors also provide a preferred solution. Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the conductive ring component 3 is a polygonal structure that matches the outer shell component 1, that is, the shape formed by the side of the conductive ring component 3 matches the shape of the large surface of the bottom cover of the outer shell component 1, and is preferably hexagonal in this embodiment.

[0052] As a further preferred method of this embodiment, please refer to Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, one side of the above-mentioned battery cell energy storage component 2 is the positive terminal, and the other side is the negative terminal, and the conductive ring assembly 3 includes a positive conductive ring 31 and a negative conductive ring 32, and the positive conductive ring 31 and the negative conductive ring 32 are respectively disposed on two opposite sides of the battery cell energy storage component 2, that is, the positive conductive ring 31 and the negative conductive ring 32 are installed and fixed on two opposite sides of the limiting frame structure 18, so that a safe distance is formed between the positive conductive ring 31 and the negative conductive ring 32, the positive conductive ring 31 is electrically connected to the positive terminal of the battery cell energy storage component 2, and the negative conductive ring 32 is electrically connected to the negative terminal of the battery cell energy storage component 2.

[0053] Furthermore, the external connection port 15 includes a positive electrode external connection port and a negative electrode external connection port, and the positive electrode external connection port and the negative electrode external connection port are both arranged on the same side of the outer shell component 1 .

[0054] Preferably, please combine Figure 4 , Figure 5 and Figure 6 As shown, the battery cell energy storage component 2 also includes a battery cell unit 21. To ensure that the battery module has sufficient electric energy, the number of the battery cell units 21 is configured to be multiple, and several battery cell units 21 are connected in series and parallel through current-carrying conductors 23. Further, the CCS component 22 includes a flexible circuit board 221 and a plastic structural member, the flexible circuit board 221 is fixedly connected to the plastic structural member, and the battery cell unit 21 is detachably connected to the plastic structural member, so that the installation of the several battery cell units 21 is more compact, and the risk of short circuit of the battery cell energy storage component 2 is avoided under the action of the plastic structural member.

[0055] As a further preferred method of this embodiment, please refer to Figure 4 , Figure 5 and Figure 6 As shown, the plastic structural member includes a bottom frame structural member 222, a top frame structural member 223, and a module support frame 224 arranged on the top frame structural member 223, wherein the bottom frame structural member 222 and the top frame structural member 223 are both configured with a plurality of slots for plugging in the battery cell units 21, and the shape and size of each slot are adapted to the shape and size of each battery cell unit 21, and the battery cell unit 21 is installed between the bottom frame structural member 222 and the top frame structural member 223, so that each battery cell unit 21 is well limited and constrained, thereby achieving the purpose of stable assembly of the battery cell unit 21 and making the overall installation of several battery cell units 21 more compact.

[0056] Further, please combine Figure 4 and Figure 6As shown, the flexible circuit board 221 is fixedly connected to the module support frame 224, and the module support frame 224 is provided with a number of support columns corresponding to the assembly holes of the flexible circuit board 221, and each support column is provided with a threaded hole, and at least one fastener (bolt or screw) passes through the assembly hole of the flexible circuit board 221 and is screwed to the threaded hole to ensure that the flexible circuit board 221 can be firmly fixed on the module support frame 224. Among them, the flexible circuit board 221 has a positive conductive end and a negative conductive end. The positive conductive end on the flexible circuit board 221 is connected to the positive conductive ring 31 through the total positive wire harness 24, and the negative conductive end on the flexible circuit board 221 is connected to the negative conductive ring 32 through the total negative wire harness 25, so that the positive conductive ring 31 and the negative conductive ring 32 are both electrically connected to the battery cell unit 21 through the flexible circuit board 221.

[0057] The unexpected effect is that the flexible circuit board 221 is fixed on the top frame structure 223 through the module support frame 224, which can effectively reduce the overall volume of the battery cell energy storage component 2, so that the battery cell energy storage component 2 occupies less space in the outer shell assembly 1. At the same time, it can also facilitate the connection between the flexible circuit board 221 and the positive conductive ring 31 and the negative conductive ring 32 respectively.

[0058] As a preferred method of this embodiment, please refer to Figure 1 and Figure 3 As shown, when the battery cell energy storage component 2 is embedded in the installation station, the bottom frame structure 222 and the top frame structure 223 of the plastic structure will abut against the limit frame structure 18, so that the plastic structure can be firmly installed and fixed on the outer shell assembly 1.

[0059] Since the battery cell unit 21 releases a large amount of heat during the charging and discharging process, in order to prevent the heat released by the battery cell unit 21 and the battery cell energy storage component 2 from being retained and accumulated in the energy storage cavity 17 of the outer shell assembly 1, and the heat released by the battery cell energy storage component 2 is usually located on one side of the bottom frame structure 222, that is, the heat on the side of the battery cell energy storage component 2 close to the bottom frame structure 222 is most concentrated, therefore, the inventors hereby provide a preferred method for this problem, please refer to Figure 1 As shown, a heat dissipation vent 14 is provided on the shell bottom cover 12 of the shell body assembly 1. After installation, the base frame structure 222 is arranged on a side close to the shell bottom cover 12, so that the heat released by the battery cell energy storage component 2 can be discharged to the outside of the shell body assembly 1 through the heat dissipation vent 14 in time.

[0060] Further, please refer to Figure 2As shown, the outer shell top cover 13 is provided with a switch button 41 and / or a display light 42, and the switch button 41 and / or the display light 42 are electrically connected to the flexible circuit board 221 of the CCS component 22, wherein the switch button 41 is used to control the on and off of the battery module to transmit electric energy, and the display light 42 is used to display the real-time operating status and electric energy storage amount of the battery module. In this way, the outer shell top cover 13 adopts the design of the switch button 41 and / or the display light 42, so that the appearance of the outer shell component 1 is more simple, and the overall aesthetics of the battery module is improved.

[0061] As a preferred method of this embodiment, please refer to Figure 1 , Figure 2 and Figure 3 As shown, the battery module also includes a sealing protection plug 16, which is sealed on the external port 15 of the outer shell assembly 1. In this way, under the action of the sealing protection plug 16, the unused external port 15 can be sealed in time, thereby preventing dust or water droplets outside the outer shell assembly 1 from entering the energy storage cavity 17 of the outer shell assembly 1 through the external port 15, causing the battery cell energy storage component 2 to be open or short-circuited.

[0062] In addition, based on the above-mentioned battery module structure and connection relationship, please refer to Figures 9 to 12 As shown, the inventors also disclosed an energy storage module, including an output external component 5 and the above-mentioned battery module, wherein the output external component 5 is inserted into the external port 15 of the outer shell component 1 of the battery module and is electrically connected to the conductive ring component 3.

[0063] Preferably, if Fig. 9 As shown, at least two battery modules are provided, and the output external connection component 5 is connected in parallel with two adjacent battery modules through the external connection port 15, so that when the power of the battery cell energy storage component 2 is in a low state, it can be connected in parallel to another battery module from the unconnected external connection port 15 on the outer shell assembly 1, and the battery cell energy storage component 2 of the battery module will supply all the power to the battery cell energy storage component 2 in the low power state, thereby achieving the purpose of increasing the power capacity required by all electrical appliances without removing the electrical appliances from the battery module, ensuring its overall endurance, and realizing the continuous and stable use of each electrical appliance.

[0064] Specifically, Fig. 9As shown, the output external connector 5 is provided with a positive output external connector and a negative output external connector, and the two ends of the positive output external connector are respectively connected to the positive conductive ring 31 of the conductive ring assembly 3 through the positive external connector ports of the two adjacent battery modules, and the two ends of the negative output external connector are respectively connected to the negative conductive ring 32 of the conductive ring assembly 3 through the negative external connector ports of the two adjacent battery modules. In this way, the output external connector 5 is connected to the two adjacent battery modules in parallel through the external connector port 15. The output external connector 5 here preferably adopts a conductive connection bar 54.

[0065] As a preferred method of this embodiment, please refer to Fig.10 As shown, several battery modules are arranged along a first direction, which is perpendicular to the side of the bottom cover and along the extension direction of the radius of the inscribed circle of the bottom cover, that is, at least two battery modules are connected side by side through the output external connection member 5. It can also be, as Fig.11 As shown, several battery modules may also be arranged in a staggered manner along the first direction. Fig.12 As shown, several battery modules are spliced ​​and arranged in a honeycomb-like structure.

[0066] This arrangement enables the energy storage module to better adapt to various scenarios, and the splicing style of the energy storage module can be flexibly adjusted according to different environmental scenarios to achieve better applicability. At the same time, multiple battery modules are connected in parallel to increase the output power and provide more electrical energy.

[0067] It should be noted that the specific Fig. 9 As shown, when several battery modules are spliced ​​and arranged in a honeycomb-like structure, several side walls of the battery module will contact the side walls of adjacent battery modules, but the battery module is only electrically connected to one of the adjacent battery modules. Preferably, to avoid the risk of short circuit, the external connection port 15 of the battery module that is not electrically connected through the conductive connection bar can be sealed with a sealing protective plug 16.

[0068] The technical means disclosed in the solution of the utility model are not limited to the technical means disclosed in the above-mentioned implementation mode, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the utility model, and these improvements and modifications are also regarded as the protection scope of the utility model.

Claims

1. A battery module, characterized in that: include: An outer shell component (1) is arranged in the form of a polygonal prism, and a side wall of the outer shell component (1) is provided with an external connection port (15); A battery cell energy storage component (2), wherein the battery cell energy storage component (2) is installed inside the outer shell component (1); A conductive ring component (3), the conductive ring component (3) is arranged inside the outer shell component (1), the conductive ring component (3) is electrically connected to the battery cell energy storage component (2), and the output external connection component (5) is connected to the conductive ring component (3) via the external connection port (15).

2. The battery module according to claim 1, characterized in that: The conductive ring component (3) is a polygonal structure that is compatible with the outer shell component (1).

3. The battery module according to claim 2, characterized in that: Any side wall of the outer shell component (1) is provided with the external connection port (15).

4. The battery module according to claim 1, 2 or 3, characterized in that: One side of the battery cell energy storage component (2) is a positive terminal, and the other side is a negative terminal. The conductive ring assembly (3) comprises a positive conductive ring (31) and a negative conductive ring (32). The positive conductive ring (31) is electrically connected to the positive terminal of the battery cell energy storage component (2), and the negative conductive ring (32) is electrically connected to the negative terminal of the battery cell energy storage component (2).

5. The battery module according to claim 4, characterized in that: The external connection port (15) comprises a positive external connection port and a negative external connection port, and the positive external connection port and the negative external connection port are both arranged on the same side of the outer shell component (1).

6. The battery module according to claim 1, characterized in that: The outer shell assembly (1) comprises an energy storage outer box (11), an outer shell bottom cover (12) and an outer shell top cover (13); the outer shell bottom cover (12) is provided with a heat dissipation opening (14); the outer shell bottom cover (12) and the outer shell top cover (13) are respectively mounted and fixed on two opposite sides of the energy storage outer box (11); and the outer shell top cover (13) is provided with a switch button (41) and / or a display light (42).

7. The battery module according to claim 1 or 2 or 3 or 5 or 6, characterized in that: It also comprises a sealing protection plug (16), wherein the sealing protection plug (16) is sealed on the external connection port (15).

8. The battery module according to claim 1 or 2 or 3 or 5 or 6, characterized in that: A plurality of limit frame structures (18) are arranged in the outer shell component (1), a pole ring limit opening (19) is formed on the limit frame structure (18), and the conductive ring component (3) is embedded and fixed in the pole ring limit opening (19).

9. An energy storage module, characterized in that: include: The output external connection component (5); In the battery module according to any one of claims 1 to 8, the output external connection component (5) is inserted into the external connection port (15) of the outer shell component (1) and is electrically connected to the conductive ring component (3).

10. The energy storage module according to claim 9, characterized in that; At least two battery modules are provided, and the output external connection component (5) is connected in parallel to two adjacent battery modules via the external connection port (15).

11. The energy storage module according to claim 10, characterized in that: At least two of the battery modules are connected in parallel or staggered via the output external connection component (5).

12. The energy storage module according to claim 11, characterized in that: The output external connection component (5) is provided with a positive output external connection component and a negative output external connection component, and the two ends of the positive output external connection component are respectively connected to the positive conductive ring (31) of the conductive ring assembly (3) through the positive external connection ports of two adjacent battery modules, and the two ends of the negative output external connection component are respectively connected to the negative conductive ring (32) of the conductive ring assembly (3) through the negative external connection ports of two adjacent battery modules.

13. The energy storage module according to claim 11, characterized in that: The output external connection component (5) is a charging module (51), a USB output module (52) or a DC output module (53).

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