Base and energy storage device

By designing an integrated base that integrates plug-in terminals and wiring components, the problems of complex installation and maintenance of energy storage products and unsafe cable wiring are solved, and efficient installation, stable electrical connections and beautiful appearance are achieved.

CN222980813UActive Publication Date: 2025-06-13SHANGHAI SIGEYUAN INTELLIGENT TECH CO LTD
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Patent Information

Application Number
CN202421672004.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-16
Publication Date
2025-06-13
Estimated Expiration
2034-07-16

AI Technical Summary

Technical Problem

The base design of existing energy storage products results in complex installation and maintenance, unsafe cable wiring and affects the aesthetics of the product.

Method used

Design a base with an integrated structure, integrated plug-in terminals and wiring components, supports direct installation and electrical connection of electronic devices, eliminates additional junction boxes, and simplifies wiring structure.

Benefits of technology

It improves installation efficiency, ensures the stability of electrical connections and the aesthetics of the product, and is suitable for various scenarios where electronic devices are installed, especially when installed in limited space or against a wall.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a base and an energy storage device, and relates to the field of energy storage technology, the outer wall of the base is provided with a plug terminal and a wiring assembly, the base is electrically connected with an electronic device through the plug terminal, and the wiring assembly is used for electrical connection between adjacent bases. And the plugging terminal is electrically connected with the wiring assembly in the base. The base is designed to be of an integrated structure, installation and electric connection of the electronic device are supported at the same time, an additional junction box is eliminated through the design, the wiring structure of a product is simplified, and installation time and cost are reduced; the combined application of the plugging terminal and the wiring assembly optimizes the installation and connection mode of the electronic device, improves the installation efficiency, simplifies the operation steps, guarantees the stability of electrical connection and the aesthetic property of the product, is suitable for various scenes where the electronic device needs to be installed, can avoid the complex operation of line-by-line wire plugging and threading after the electronic device is stacked, and improves the installation efficiency of the electronic device. The overall wiring structure is optimized, and the installation efficiency is improved.
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Description

Technical Field

[0001] This application relates to the field of energy storage technologies, and in particular, to a base and an energy storage device. Background Art

[0002] In the design of modern energy storage products, the wire outlet mode of the base is crucial for the efficiency and convenience of installation and maintenance. Traditional base designs usually only serve to support the product itself, and the cable wiring needs to cascade down from the side or back of the product. This installation method requires plugging and threading wires row by row after the products are palletized. Especially when the products are installed against a wall or in a limited installation space, the operation becomes particularly complex and time-consuming.

[0003] To solve the signal and current connection problems between a DC-DC converter (DCDC) and a battery pack (PACK), the prior art has adopted a design method of floating plug terminals. This method confines the function of the base to supporting the product, while the cables and connectors are wired through the DC and junction boxes across the products. However, this design has some significant drawbacks: First, the top wiring may cause the cables to hang, and long-term stress may lead to cable breakage and failure; second, this design also affects the overall aesthetic appearance of the product because the exposed cables and connectors are not conducive to the aesthetics and space utilization of the product.

[0004] Therefore, it is necessary to develop a new design for the wire outlet mode of the base, aiming to improve the installation efficiency, ensure cable safety, and optimize the product appearance. Utility Model Content

[0005] To improve the construction safety problem during the construction process, this application provides a base and an energy storage device.

[0006] The base and the energy storage device provided by this application adopt the following technical solutions:

[0007] A base for carrying an electronic device, wherein a plug-in terminal and a wiring component are provided on the outer wall of the base, the base is electrically connected to the electronic device through the plug-in terminal, the wiring component is used for the electrical connection between adjacent bases, and the plug-in terminal is electrically connected to the wiring component inside the base.

[0008] By adopting the above technical solutions, during the installation process, the operator plugs and electrically connects the electronic device to the plug-in terminals on the base. When the plug-in terminals are inserted, the electronic device is directly connected to the circuit inside the base. The wiring assembly is used to provide electrical connection between the bases, enabling rapid and reliable transmission of current and signals between adjacent two electronic devices; in this application, the base is designed as an integrated structure, which supports the installation and electrical connection of the electronic device at the same time. This design eliminates the additional junction box, simplifies the product wiring structure, and reduces the installation time and cost; the combined application of the plug-in terminals and the wiring assembly optimizes the installation and connection methods of the electronic device, improves the installation efficiency, simplifies the operation steps, and at the same time ensures the stability of the electrical connection and the aesthetics of the product, and is applicable to various scenarios where electronic devices need to be installed; the internal electrical connection method ensures stable electrical signal transmission and power supply, reduces the possibility of faults occurring, and improves the reliability of the overall electronic device. Through the design of the wiring assembly being externally placed on the base, the complex operations of inserting wires row by row and threading wires after palletizing the electronic devices can be avoided. Especially when installed in a limited space or against the wall, the overall wiring structure is optimized, and the installation efficiency and maintainability are improved.

[0009] In a specific feasible implementation, it further includes a first decorative panel, and the first decorative panel is detachably connected to the base and covers the wiring assembly.

[0010] By adopting the above technical solutions, after the wiring of the electronic device is completed, the first decorative panel is installed. The first decorative panel covers the wiring assembly, making the overall installation more tidy and beautiful; and due to the detachable design of the decorative panel, the operator can easily access the wiring assembly when installation or maintenance is required, improving the convenience of use and maintenance, and reducing the time and cost during the installation and maintenance processes; and the first decorative panel can also protect the wiring assembly from the influence of the external environment, thereby extending the life and reliability of the device.

[0011] In a specific feasible implementation, the wiring assembly includes signal terminals, current terminals and cables. The signal terminals between adjacent bases and the current terminals between adjacent bases are connected by the cables.

[0012] By adopting the above technical solutions, the modular connection of signal and current terminals is allowed by the base design, enabling flexible adjustment of the layout and connection method of the wiring assembly under different configurations or requirements. This flexibility makes the product more applicable and customizable when meeting specific application needs; through the effective combination and connection of signal terminals, current terminals and cables, not only the signal transmission and current management capabilities of the device are improved, but also the modular design and use flexibility of the product are optimized.

[0013] In a specific feasible implementation, the signal terminals and the current terminals are arranged on the same side.

[0014] By adopting the above technical solution, arranging the signal terminal and the current terminal on the same side makes the plugging and unplugging process more convenient. The operator does not need to plug in at different sides or corners, but can complete it at a centralized position, thereby reducing the possible difficulties and the possibility of incorrect connection during installation, improving the efficiency of the installation process, saving installation time, and saving the base installation space, making the overall design more compact and efficient.

[0015] In a specific feasible implementation, the base is further provided with a wiring port through which the cable passes out of the base, and the first decorative panel abuts against the wiring port.

[0016] By adopting the above technical solution, passing the cable out of the base through the wiring port can make the wiring neater and more orderly, avoid entanglement and chaos of the cable, and improve the overall appearance and professionalism of the device.

[0017] In a specific feasible implementation, the base is provided with a side cover plate.

[0018] By adopting the above technical solution, designing a side cover plate on the base can make the appearance of the base neater, hide the internal wiring, and enhance the aesthetic appearance of the device or system.

[0019] In a specific feasible implementation, it further includes a second decorative panel which is detachably connected to the base and covers the side cover plate. The second decorative panel contacts the first decorative panel, and the second decorative panel is provided with a wire passing hole which communicates with the wiring port.

[0020] By adopting the above technical solution, the second decorative panel is installed on the outer wall of the base to cover the side cover plate and form an integral body with the first decorative panel, making the appearance of the device more beautiful; the second decorative panel is provided with a wire passing hole which is connected to the wiring port on the base, so that the cable can be conveniently led out through the wire passing hole to realize the connection of the wiring components between two adjacent bases, ensuring the neatness and convenience of the cable wiring, and making the installation and maintenance process simpler.

[0021] In a specific feasible implementation, the base is further provided with support feet which are located on the side of the base away from the plug-in terminals.

[0022] By adopting the above technical solution, with the design of the support feet, the support feet provide additional stability and support, ensuring that the base and the devices installed on it will not become unstable or swing due to external forces or movement during use.

[0023] In a specific feasible implementation, the base is further provided with a guiding structure which is arranged on the same side as the plug-in terminals.

[0024] By adopting the above technical solution and utilizing the design of the guide structure, the guide structure can help the user accurately locate and guide the insertion of the plug-in terminal, thereby improving the accuracy and convenience of plug-in and reducing the possibility of incorrect plug-in or damage to the plug-in terminal.

[0025] An energy storage device comprises a base as described above, wherein the energy storage device comprises a plurality of electronic modules, wherein the plurality of electronic modules are stacked on the base in an up-down direction and are electrically connected to each other, wherein the electronic modules are electrically connected to the base via the plug-in terminals, and adjacent energy storage devices are electrically connected via the wiring assemblies on the base.

[0026] By adopting the above technical solution, the energy storage device uses a base designed as an integrated structure to meet the installation and electrical connection requirements of multiple electronic modules, and can eliminate additional junction boxes, simplify the wiring structure of the product, and reduce installation time and cost; the energy storage device uses multiple electronic modules, which are stacked on a base in the up and down directions and electrically connected to each other; this modular design allows the device to be flexibly expanded or reduced according to needs, enhancing the customizability and adaptability of the system; the energy storage device and the base are electrically connected through plug-in terminals. This design simplifies the installation and disassembly process of the module while ensuring the stability and reliability of the electrical connection. Adjacent energy storage devices are electrically connected through wiring components on the base. The design of the wiring components being externally placed on the base avoids the complicated operation of plugging and threading wires row by row after the energy storage devices are stacked, optimizes the overall wiring structure, improves installation efficiency and maintainability, and is suitable for various scenarios where energy storage devices need to be installed, especially when installed in limited spaces or against walls.

[0027] In summary, the present application includes at least one of the following beneficial technical effects:

[0028] The present application designs the base as an integrated structure, which supports the installation and electrical connection of electronic devices at the same time. This design eliminates additional junction boxes, simplifies the product wiring structure, and reduces installation time and cost. The combined application of plug-in terminals and wiring components optimizes the installation and connection methods of electronic devices, improves installation efficiency, simplifies operating steps, and ensures the stability of electrical connections and the aesthetics of products, and is suitable for various scenarios that require electronic device installation. The internal electrical connection method ensures stable electrical signal transmission and power supply, reduces the possibility of failure, and improves the reliability of the entire electronic device. The design of the wiring components being externally placed on the base can avoid the complicated operations of plugging and threading wires row by row after the electronic devices are stacked, especially when installed in limited spaces or against walls, thereby optimizing the overall wiring structure and improving installation efficiency and maintainability. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic structural diagram of the base of the embodiment of the present application.

[0030] Figure 2 It is a schematic diagram showing the structure and positional relationship between the base and the first decorative panel.

[0031] Figure 3 It is a schematic diagram showing the structure and positional relationship between the base, the first decorative panel and the second decorative panel.

[0032] Figure 4 It is a schematic diagram showing the positional relationship between the energy storage device and the base.

[0033] Figure 5 It is a schematic diagram showing the connection relationship between two energy storage devices.

[0034] Explanation of reference numerals: 1. Base; 2. Plug-in terminal; 3. Wiring assembly; 31. Signal terminal; 32. Current terminal; 33. Cable; 4. First decorative panel; 5. Wiring port; 6. Side cover plate; 7. Second decorative panel; 71. Wire passing hole; 8. Support foot; 9. Guiding structure; 10. Electronic module; 11. Inverter module; 12. Battery module. Detailed implementation manners

[0035] The following further elaborates on the present application in conjunction with the attached Figures 1-5 for a more detailed description.

[0036] Please refer to Figures 1-3 As shown, the embodiment of the present application discloses a base for carrying an electronic device. In this embodiment, support feet 8 are provided at the bottom of the base 1 for supporting the base 1; the support feet 8 provide additional stability and support to ensure that the base 1 and the devices installed thereon will not become unstable or sway due to external forces or movement during use.

[0037] Plug-in terminals 2 and a wiring assembly 3 are provided on the outer wall of the base 1. In this embodiment, the plug-in terminals 2 are provided on the top outer wall of the base 1, and the wiring assembly 3 is provided on the front outer wall of the base 1. The plug-in terminals 2 are vertically arranged, and the wiring assembly 3 is horizontally arranged. The plug-in terminals 2 and the wiring assembly 3 are electrically connected inside the base 1. The base 1 and the electronic device are electrically connected through the plug-in terminals 2. The wiring assembly 3 is used for the electrical connection between adjacent bases 1;

[0038] By designing the base 1 as an integrated structure, it simultaneously supports the installation and electrical connection of the electronic device. This design eliminates the additional junction box, simplifies the product wiring structure, and reduces the installation time and cost; the combined application of the plug-in terminals 2 and the wiring assembly 3 optimizes the installation and connection methods of the electronic device, improves the installation efficiency, simplifies the operation steps, and at the same time ensures the stability of the electrical connection and the aesthetics of the product, and is applicable to various scenarios where electronic devices need to be installed;

[0039] During the installation process, the operator plugs and electrically connects the electronic device to the plug-in terminal 2 on the base 1. When the plug-in terminal 2 is inserted, the electronic device is directly connected to the circuit inside the base 1. The internal electrical connection method ensures stable electrical signal transmission and power supply, reduces the possibility of faults, and improves the reliability of the overall electronic device. After the installation is completed, when it is necessary to connect two stacks of electronic devices, they are connected through the wiring component 3 on the base 1, providing electrical connection for the palletized electronic devices, enabling fast and reliable transmission of current and signals between adjacent two electronic devices. Through the design that the wiring component 3 is externally placed on the base 1, the complex operations of inserting and threading wires row by row after palletizing the electronic devices can be avoided. Especially when installed in a limited space or against the wall, the overall wiring structure is optimized, and the installation efficiency and maintainability are improved.

[0040] In this embodiment, a guiding structure 9 is further provided on the outer wall of the top of the base 1. In this embodiment, the guiding structure 9 includes but is not limited to being set to four and arranged along the peripheral side of the base 1. The guiding structure 9 is arranged on the same side as the plug-in terminal 2. In this embodiment, a groove corresponding to the guiding structure 9 is provided on the electronic device. When palletizing the electronic device on the base 1, the guiding structure 9 can help the user accurately position and guide the insertion of the plug-in terminal 2, thereby improving the accuracy and convenience of insertion and reducing the possibility of incorrect insertion or damage to the plug-in terminal 2.

[0041] The wiring component 3 includes a signal terminal 31, a current terminal 32, and a cable 33. The signal terminals 31 between adjacent bases 1 and the current terminals 32 between adjacent bases 1 are all connected through the cable 33. Through the modular combination of the signal terminal 31, the current terminal 32, and the cable 33, the layout and connection method of the wiring component 3 can be flexibly adjusted under different configurations or requirements. This flexibility makes the product more applicable and customizable when meeting specific application requirements. Through the effective combination and connection of the signal terminal 31, the current terminal 32, and the cable 33, not only the signal transmission and current management capabilities of the device are improved, but also the modular design and usage flexibility of the product are optimized.

[0042] The signal terminal 31 and the current terminal 32 are arranged on the same side. In this embodiment, both the signal terminal 31 and the current terminal 32 are arranged on the outer wall on one side of the front of the base 1. The signal terminal 31 and the current terminal 32 both include but are not limited to being set to two, and the two signal terminals 31 are symmetrically arranged left and right, and the two current terminals 32 are symmetrically arranged left and right.

[0043] The signal terminal 31 and the current terminal 32 are both on the same side and symmetrically arranged left and right, making the plugging and unplugging process more convenient. The operator does not need to plug in at different sides or corners, but can complete it at a centralized position. Adjacent two electronic devices can be connected through adjacent wiring interfaces, improving the efficiency of the installation process, saving installation time, and saving the installation space of the base 1, making the overall design more compact and efficient, and suitable for scenarios that require compact wiring and efficient connection.

[0044] The base 1 is also provided with a wiring port 5. The cable 33 passes through the wiring port 5 and exits the base 1. The first decorative panel 4 abuts against the wiring port 5. The cable 33 passing through the wiring port 5 and exiting the base 1 can make the wiring more tidy and orderly, avoid entanglement and chaos of the cable 33, and improve the overall appearance and professionalism of the device.

[0045] It also includes a first decorative panel 4. The first decorative panel 4 is detachably connected to the base 1 and covers the wiring assembly 3. In this embodiment, the first decorative panel 4 and the base 1 include but are not limited to being connected by screws.

[0046] After the wiring of the electronic device is completed, the first decorative panel 4 is installed. The first decorative panel 4 covers the wiring assembly 3, making the overall installation more tidy and beautiful. During this process, the wiring port 5 on the base 1 allows the cable 33 of the wiring assembly 3 to pass through to realize the connection between two stacks of electronic devices. And due to the detachable design of the decorative panel, the operator can easily access the wiring assembly 3 when installation or maintenance is needed, improving the convenience of use and maintenance, and reducing the time and cost during installation and maintenance. And the first decorative panel 4 can also protect the signal terminal 31 and the current terminal 32 in the wiring assembly 3 from the influence of the external environment, thereby extending the life and reliability of the device.

[0047] Side covers 6 are also provided on the outer wall of the base 1. In this embodiment, side covers 6 are provided on the outer walls on both the left and right sides of the base 1. The outer shape structure of the side covers 6 can be designed according to actual needs. Designing side covers 6 on the base 1 can make the appearance of the base 1 more tidy, hide the internal wiring, and improve the appearance beauty of the device or system.

[0048] In this embodiment, current terminals 32 and signal terminals 31 are also provided on the outer walls on the left and right sides of the base 1. Second decorative panels 7 are further provided on the outer walls on the left and right sides of the base 1. The second decorative panels 7 are detachably connected to the base 1 and cover the side cover 6 and the current terminals 32 and signal terminals 31 arranged on the left and right sides. The second decorative panels 7 are in contact with the first decorative panels 4. In this embodiment, the second decorative panels 7 and the base 1 include but are not limited to being connected by screws; the second decorative panels 7 are provided with wire passing holes 71, and the wire passing holes 71 communicate with the wiring ports 5. The cable 33 first passes through the wiring port 5 and then passes out through the wire passing holes 71 to connect the signal terminals 31 and current terminals 32 of the two bases 1.

[0049] The second decorative panel 7 is installed on the outer wall of the base 1 to cover the side cover 6 and form an integral body with the first decorative panel 4, making the appearance of the device more beautiful and effectively maintaining the functions of the side cover 6 and the current terminals 32 and signal terminals 31 on the left and right sides of the base 1; the second decorative panel 7 is provided with a wire passing hole 71, and the wire passing hole 71 communicates with the wiring port 5 on the base 1, so that the cable 33 can be conveniently led out through the wire passing hole 71 to realize the connection of the wiring assembly 3 between two adjacent bases 1, ensuring the neatness and convenience of the cable 33 wiring and making the installation and maintenance processes more simple.

[0050] Please refer to Figures 4-5 as shown. The present application further provides an energy storage device, including the base 1 as described above (for the specific structural schematic diagram of the base 1, please refer to Figures 1-3 as shown). The energy storage device includes a plurality of electronic modules 10. The plurality of electronic modules 10 are stacked in the up and down direction on the base 1 and are electrically connected to each other. In this embodiment, the connection between the plurality of electronic modules 10 includes but is not limited to being electrically connected through male plug terminals 2 and female plug terminals 2. The plurality of electronic modules 10 include but are not limited to an inverter module 11 and at least one battery module 12. The battery module 12 is located between the inverter module 11 and the base 1.

[0051] The electronic module 10 is electrically connected to the base 1 through the plug terminal 2, that is, the battery module 12 in contact with the base 1 is electrically connected to the base 1 through the plug terminal 2. After stacking, the adjacent two stacks of energy storage devices are electrically connected through the wiring assembly 3 on their bases 1.

[0052] The energy storage device uses multiple electronic modules 10, which are stacked on the base 1 in the up and down direction and electrically connected to each other. This modular design allows the device to be flexibly expanded or reduced according to needs, thereby enhancing the customizability and adaptability of the system. The energy storage device is electrically connected to the base 1 through the plug-in terminal 2. This design simplifies the installation and removal process of the module while ensuring the stability and reliability of the electrical connection. Adjacent energy storage devices are electrically connected through the wiring assembly 3 on the base 1. The design of the wiring assembly 3 being externally placed on the base 1 avoids the complicated operation of plugging and threading the wires row by row after the energy storage devices are stacked, optimizes the overall wiring structure, improves installation efficiency and maintainability, and is suitable for various scenarios where energy storage devices need to be installed, especially when installed in limited spaces or against walls.

[0053] The implementation principle of the embodiment of the present application is as follows: the application designs the base 1 as an integrated structure, which supports the installation and electrical connection of the energy storage device at the same time. This design eliminates additional junction boxes, simplifies the product wiring structure, and reduces installation time and cost;

[0054] During the assembly of the energy storage device, multiple electronic modules 10 are stacked on the base 1 in the up-down direction, and the multiple electronic modules 10 are electrically connected to each other. The electronic module 10 at the bottom is electrically connected to the base 1 through the plug-in terminal 2. During the connection process, the guide structure 9 can help the user to accurately locate and guide the insertion of the plug-in terminal 2, thereby improving the accuracy and convenience of the plug-in connection between the electronic module 10 and the base 1; the second decorative panel 7 is installed, the second decorative panel 7 covers the side cover 6 on the base 1, and the second decorative panel 7 is connected to the base 1 through screws;

[0055] After completing the stacking and wiring of the energy storage devices, it may be necessary to connect the two energy storage devices together for use. At this time, due to the design that the threading hole 71 on the second decorative panel 7 is connected to the wiring port 5, and the design that the signal terminal 31 and the current terminal 32 are arranged on the outer wall of the base 1, it is convenient to insert and thread the wires row by row after the energy storage devices are stacked. The cable is passed through the threading hole 71 and then through the wiring port 5 to connect the wiring assembly 3. The signal terminal 31 and the current terminal 32 of the two energy storage devices are electrically connected and conducted through the cable to complete the electrical connection between the energy storage devices; then install the first decorative panel 4, the first decorative panel 4 is connected to the base 1 by screws, and the first decorative panel 4 covers the wiring assembly 3, which improves the safety of the entire energy storage system. In this process, due to the detachable design of the first decorative panel 4, it is convenient to electrically connect the wiring assembly 3 to the base 1 between the two energy storage devices. When installation or maintenance is required, the operator can easily access the wiring assembly 3, which improves the convenience of use and maintenance and reduces the time and cost during installation and maintenance.

[0056] The combined application of the plug-in terminal 2 and the wiring assembly 3 optimizes the installation and connection methods of the energy storage device, improves the installation efficiency, simplifies the operation steps, and at the same time ensures the stability of the electrical connection and the aesthetics of the product, and is applicable to various scenarios where energy storage devices need to be installed; and it can avoid the complex operations of inserting and threading wires row by row after palletizing the electronic devices, especially when installed in a limited space or against the wall, optimizing the overall wiring structure and improving the installation efficiency and maintainability.

[0057] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited by this. Therefore, all equivalent changes made according to the structure, shape, and principle of the present application shall be covered within the protection scope of the present application.

Claims

1. A base for carrying an electronic device, characterized in that: The outer wall of the base is provided with a plug-in terminal and a wiring assembly, the base is electrically connected to the electronic device via the plug-in terminal, the wiring assembly is used for electrical connection between adjacent bases, and the plug-in terminal and the wiring assembly are electrically connected inside the base.

2. The base according to claim 1, characterized in that: It also includes a first decorative panel, which is detachably connected to the base and covers the wiring assembly.

3. The base according to claim 2, characterized in that: The wiring assembly includes a signal terminal, a current terminal and a cable. The signal terminals of adjacent bases and the current terminals of adjacent bases are connected by the cable.

4. The base according to claim 3, characterized in that: The signal terminal and the current terminal are arranged on the same side.

5. The base according to claim 3, characterized in that: The base is also provided with a wiring port, through which the cable passes out of the base, and the first decorative panel abuts against the wiring port.

6. The base according to claim 5, characterized in that: The base is provided with a side cover plate.

7. The base according to claim 6, characterized in that: It also includes a second decorative panel, which is detachably connected to the base and covers the side cover, the second decorative panel is in contact with the first decorative panel, and the second decorative panel is provided with a threading hole, which is connected to the wiring port.

8. The base according to claim 1, characterized in that: The base is also provided with a supporting foot, and the supporting foot is located at a side of the base away from the plug-in terminal.

9. The base according to claim 1, characterized in that: The base is also provided with a guide structure, and the guide structure is arranged on the same side as the plug-in terminal.

10. An energy storage device, comprising the base according to any one of claims 1 to 9, characterized in that: The energy storage device includes a plurality of electronic modules, which are stacked on the base in the up-down direction and electrically connected to each other. The electronic modules are electrically connected to the base via the plug-in terminals, and adjacent energy storage devices are electrically connected via the wiring assembly on the base.