Battery box for new energy ship lithium battery storage

By designing a battery box for storing lithium batteries in new energy ships, and adopting structures such as pressure-resistant covers, protective covers, waterproof plates, and limiting strips, the problem of poor contact caused by loose lithium battery box covers was solved, achieving durability and installation firmness of the battery box, and meeting the safety and stability requirements of marine applications.

CN223871618UActive Publication Date: 2026-02-03江苏迈锐福能源科技有限公司
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Patent Information

Application Number
CN202520164244.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-24
Publication Date
2026-02-03
Estimated Expiration
2035-01-24

AI Technical Summary

Technical Problem

Loose installation of the lithium battery box cover and battery box can expose the internal battery components, causing poor contact, increasing safety risks, and requiring waterproof, moisture-proof and heat dissipation design in marine applications.

Method used

A battery box structure was designed, including a battery box body, a box cover, a pressure-resistant cover, a protective cover, a waterproof plate, an isolation plate, and a limiting strip. The installation firmness is enhanced by threaded connections and reinforcing ribs. Combined with high-temperature resistant materials and an effective heat dissipation system, waterproof and moisture-proof functions are achieved.

Benefits of technology

It improves the durability and installation stability of the battery box, reduces the risk of abnormal battery charging and discharging, and ensures the safety and stability of the battery storage environment, making it suitable for new energy ship applications.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a battery box for new energy ship lithium battery storage, which comprises a battery box body and a box cover, the box cover is arranged at the top of the battery box body, pull plates are fixedly mounted on two sides of the box cover, a pressure-resistant cover is sleeved outside the battery box body, a protective cover is arranged at the bottom of the pressure-resistant cover, and a waterproof plate is arranged at the bottom of the protective cover. The bottom of the waterproof plate is provided with an isolation plate, the two sides of the box cover are each fixedly provided with two reinforcing plates, the pressure-resistant cover, the protective cover, the waterproof plate, the isolation plate, the reinforcing plates and the limiting strips are arranged, the pressure-resistant cover and the protective cover respectively cover the outer layer of the battery box body, and the battery box body is prevented from being crushed when being impacted and subjected to external force; after the bottom of the box cover is attached to the top of the battery box body, one end of the limiting strip is embedded into the first concave hole and the second concave hole, and the limiting strip, the first concave hole and the second concave hole are in threaded connection, so that the battery box body and the box cover can be limited and fixed, and the mounting firmness of the battery box body and the box cover is ensured.
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Description

Technical Field

[0001] This utility model relates to the field of battery box technology, and in particular to a battery box for storing lithium batteries for new energy ships. Background Technology

[0002] The main function of the battery box for storing lithium batteries in new energy ships is to provide a safe and stable battery storage environment to ensure the high efficiency and long life of lithium batteries in marine applications. Lithium batteries may have safety hazards such as overheating and overcharging during charging and discharging. Therefore, the battery box must have fireproof function, use high temperature resistant and flame retardant materials, and be equipped with an effective heat dissipation system. Ships are often exposed to seawater and moisture during navigation, so the battery box must have a good waterproof and moisture-proof design to prevent moisture from entering the battery box.

[0003] After the lithium battery is installed inside the battery box, the box cover is installed with the battery box. If the two become loose, the internal battery components will be exposed, resulting in poor battery contact, abnormal battery charging and discharging, and further increasing safety risks. The installation between the battery box and the ship needs to be strengthened. Therefore, a battery box for storing lithium batteries in new energy ships is designed. Utility Model Content

[0004] The purpose of this utility model is to provide a battery box for storing lithium batteries in new energy ships, so as to solve the problem mentioned in the background art that when the box cover and the battery box are installed loosely, the internal battery components will be exposed, resulting in poor battery contact and abnormal battery charging and discharging.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a battery box for storing lithium batteries for new energy ships, comprising a battery box body and a box cover, wherein the box cover is disposed on the top of the battery box body, and pull plates are fixedly installed on both sides of the box cover; an anti-pressure cover is fitted over the outside of the battery box body, a protective cover is provided at the bottom of the anti-pressure cover, a waterproof plate is provided at the bottom of the protective cover, an isolation plate is provided at the bottom of the waterproof plate, and two reinforcing plates are fixedly installed on both sides of the box cover.

[0006] As a preferred technical solution of this utility model, a plurality of heat dissipation grooves are provided on one side of the battery box, and two L-shaped limiting plates are fixedly installed on both sides of the isolation plate.

[0007] As a preferred embodiment of this invention, the multiple heat dissipation slots are arranged at equal intervals.

[0008] As a preferred embodiment of this utility model, a plurality of reinforcing ribs are fixedly installed on the top of the isolation plate, and one end of each of the reinforcing ribs is fixedly connected to the bottom of the waterproof plate.

[0009] In a preferred embodiment of this invention, the positions of two adjacent reinforcing ribs are corresponding.

[0010] As a preferred embodiment of this utility model, a first recessed hole is provided on one side of each of the four reinforcing plates, and two second recessed holes are provided on both sides of the pressure-resistant cover.

[0011] As a preferred embodiment of this utility model, two limiting strips are provided on both sides of the pressure-resistant cover, and one end of each of the four limiting strips is respectively connected to the internal threads of the four first recesses and the four second recesses.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. This utility model incorporates a pressure-resistant cover, a protective cover, a waterproof plate, an isolation plate, a reinforcing plate, and a limiting strip. The pressure-resistant cover and the protective cover cover the outer layer of the battery box, respectively. The pressure-resistant cover and the protective cover can withstand external pressure, preventing the battery box from being crushed when subjected to impact or external force, protecting the internal components of the battery, and reducing the risk of damage. The purpose of the isolation plate is to prevent the bottom surface of the battery box from directly contacting the mounting surface, thereby improving the durability of the battery box. After the bottom of the cover is attached to the top of the battery box, one end of the limiting strip is embedded into the first and second recessed holes, and the three are threaded together, thereby limiting and fixing the battery box and the cover, ensuring the firmness of the installation.

[0014] 2. This utility model incorporates reinforcing ribs, an L-shaped limiting plate, a first recess, and a second recess. The waterproof plate and the isolation plate are connected by multiple reinforcing ribs, enhancing their stability. The threaded connection between the bolts and the L-shaped limiting plate allows the battery box to be installed inside the ship, thus strengthening the installation between the battery box and the ship. Attached Figure Description

[0015] Figure 1 This is a front view structural diagram of the present utility model;

[0016] Figure 2 This is a bottom view of the structure of this utility model;

[0017] Figure 3 This is a partial exploded view of the present invention;

[0018] Figure 4 For the present utility model Figure 3 Enlarged view of point A in the middle.

[0019] In the diagram: 1. Battery housing; 2. Housing cover; 3. Pull plate; 4. Heat dissipation groove; 5. Pressure-resistant cover; 6. Protective cover; 7. Waterproof plate; 8. Reinforcing rib; 9. Isolation plate; 10. L-shaped limiting plate; 11. Reinforcing plate; 12. First recessed hole; 13. Second recessed hole; 14. Limiting strip. Detailed Implementation

[0020] 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.

[0021] Please see Figure 1-4 This utility model provides a technical solution for a battery box for storing lithium batteries in new energy ships:

[0022] Example 1:

[0023] like Figure 1-3 As shown, a battery box for storing lithium batteries for new energy ships includes a battery box body 1 and a box cover 2. The box cover 2 is located on the top of the battery box body 1. Pull plates 3 are fixedly installed on both sides of the box cover 2. An anti-pressure cover 5 is fitted on the outside of the battery box body 1. A protective cover 6 is provided at the bottom of the anti-pressure cover 5. A waterproof plate 7 is provided at the bottom of the protective cover 6. An isolation plate 9 is provided at the bottom of the waterproof plate 7. Two reinforcing plates 11 are fixedly installed on both sides of the box cover 2. The purpose of the isolation plate 9 is to prevent the bottom surface of the battery box body 1 from directly contacting the mounting surface, thereby improving the durability of the battery box body 1. After the bottom of the box cover 2 is attached to the top of the battery box body 1, one end of the limiting strip 14 is embedded into the inside of the first recess 12 and the second recess 13. The three are threaded together, thereby limiting and fixing the battery box body 1 and the box cover 2, ensuring the firmness of the installation of the two.

[0024] Example 2:

[0025] Based on Example 1, such as Figure 1 and Figure 4 As shown, multiple reinforcing ribs 8 are fixedly installed on the top of the isolation plate 9. One end of each reinforcing rib 8 is fixedly connected to the bottom of the waterproof plate 7. A first recess 12 is provided on one side of each of the four reinforcing plates 11. Two second recesses 13 are provided on both sides of the pressure cover 5. The waterproof plate 7 and the isolation plate 9 are connected by multiple reinforcing ribs 8, which enhances the stability of both. The bolts are threadedly connected to the L-shaped limiting plate 10, which allows the battery box 1 to be installed inside the ship, enhancing the stability of the installation between the battery box 1 and the ship.

[0026] Working Principle: The main function of the battery box for storing lithium batteries in new energy ships is to provide a safe and stable battery storage environment, ensuring the high efficiency and long lifespan of lithium batteries in marine applications. Lithium batteries may pose safety hazards such as overheating and overcharging during charging and discharging; therefore, the battery box must be fireproof, using high-temperature resistant and flame-retardant materials, and equipped with an effective heat dissipation system. Ships are frequently exposed to seawater and moisture during navigation, so the battery box must have a good waterproof and moisture-proof design to prevent moisture from entering. After the lithium batteries are installed inside the battery box, the box cover is installed with the battery box. If the two become loose, the internal battery components will be exposed, leading to poor battery contact, abnormal charging and discharging, and further increasing safety risks. The installation between the battery box and the ship needs to be strengthened. Therefore, a battery box for storing lithium batteries in new energy ships is designed, with a pressure-resistant cover 5 and a protective cover 6 covering... On the outer layer of the battery box 1, the pressure-resistant cover 5 and the protective cover 6 can withstand external pressure, preventing the battery box 1 from being crushed when subjected to impact or external force, protecting the internal components of the battery and reducing the risk of damage. The purpose of the isolation plate 9 is to prevent the bottom surface of the battery box 1 from directly contacting the mounting surface, thereby improving the durability of the battery box 1. After the bottom of the cover 2 is attached to the top of the battery box 1, one end of the limiting strip 14 is embedded into the first recess 12 and the second recess 13. The three are threaded together, thereby limiting and fixing the battery box 1 and the cover 2, ensuring the firmness of the installation. The waterproof plate 7 and the isolation plate 9 are connected by multiple reinforcing ribs 8, which enhances the stability of the two. The bolts are threadedly connected to the L-shaped limiting plate 10, which allows the battery box 1 to be installed inside the ship, enhancing the firmness of the installation between the battery box 1 and the ship.

[0027] In the description of this utility model, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing this utility model and simplifying the description, and is 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 utility model.

[0028] In this utility model, unless otherwise explicitly specified and limited, for example, it can be a fixed connection, a detachable connection, or an integral part; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components or an interaction between two components. Unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0029] 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 box for storing lithium batteries for new energy ships, comprising a battery box body (1) and a box cover (2), wherein the box cover (2) is disposed on the top of the battery box body (1), characterized in that: Pull plates (3) are fixedly installed on both sides of the box cover (2). An anti-pressure cover (5) is fitted on the outside of the battery box (1). A protective cover (6) is provided at the bottom of the anti-pressure cover (5). A waterproof plate (7) is provided at the bottom of the protective cover (6). An isolation plate (9) is provided at the bottom of the waterproof plate (7). Two reinforcing plates (11) are fixedly installed on both sides of the box cover (2).

2. The battery box for storing lithium batteries in new energy ships according to claim 1, characterized in that: The battery box (1) has multiple heat dissipation slots (4) on one side, and two L-shaped limiting plates (10) are fixedly installed on both sides of the isolation plate (9).

3. A battery box for storing lithium batteries for new energy ships according to claim 2, characterized in that: The multiple heat dissipation slots (4) are arranged at equal intervals.

4. The battery box for storing lithium batteries for new energy ships according to claim 1, characterized in that: The top of the isolation plate (9) is fixedly installed with a plurality of reinforcing ribs (8), and one end of the plurality of reinforcing ribs (8) is fixedly connected to the bottom of the waterproof plate (7).

5. A battery box for storing lithium batteries for new energy ships according to claim 4, characterized in that: The positions of the two adjacent reinforcing bars (8) are corresponding.

6. A battery box for storing lithium batteries for new energy ships according to claim 1, characterized in that: Each of the four reinforcing plates (11) has a first recess (12) on one side, and the pressure shield (5) has two second recesses (13) on both sides.

7. A battery box for storing lithium batteries for new energy ships according to claim 6, characterized in that: Two limiting strips (14) are provided on both sides of the pressure shield (5), and one end of each of the four limiting strips (14) is connected to the internal threads of the four first recesses (12) and the four second recesses (13).