Battery cabinet

Abstract

The utility model discloses a battery cabinet. The battery cabinet comprises a cabinet body and a battery module, the cabinet body is internally provided with at least two accommodating cavities which are arranged side by side, and the battery modules are embedded in the accommodating cavities; the length direction of the battery module is parallel to the length direction of the cabinet body; in the width direction of the cabinet body, supporting pieces are arranged on the two sides of the cabinet body respectively, and the supporting pieces are located at the upper end of the cabinet body; the supporting pieces are distributed in the length direction of the cabinet body and extend in the direction away from the cabinet body, and the supporting pieces are used for being connected with a suspension assembly of the unmanned transport vehicle. The weight of the battery cabinet can be reduced, and the assembly difficulty can be reduced.

Description

Technical Field

[0001] This utility model relates to the field of power supply technology for unmanned transport vehicles, and in particular to a battery cabinet. Background Technology

[0002] Existing unmanned transport vehicles and large electric transport vehicles use electricity as their driving energy source, and therefore are equipped with large battery cabinets to provide sufficient power to the vehicles. However, the battery cabinets in these vehicles use a longitudinally distributed battery configuration, which results in a large overall space occupied by the battery cabinets, increasing the width of the vehicle and limiting its maneuverability. Furthermore, the existing battery cabinets use rigid connections, so the impacts and vibrations generated during vehicle operation are directly transmitted to the battery cabinets, affecting the stability and lifespan of the batteries. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a battery cabinet that reduces the space occupied while improving the stability and service life of the battery.

[0004] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is as follows:

[0005] A battery cabinet includes a cabinet body and battery modules;

[0006] The cabinet has at least two side-by-side receiving cavities, and the battery module is embedded in the receiving cavity;

[0007] The length direction of the battery module is parallel to the length direction of the cabinet.

[0008] In the width direction of the cabinet, support members are respectively provided on both sides of the cabinet, and the support members are located at the upper end of the cabinet;

[0009] The support members are distributed along the length of the cabinet and extend away from the cabinet. The support members are used to connect with the suspension assembly of the unmanned transport vehicle.

[0010] Furthermore, along the length of the cabinet, there is a gap between the end face of the support member and the side wall of the cabinet to form a connection.

[0011] Furthermore, it also includes fasteners;

[0012] The fastener is used to connect the connecting part to the suspension assembly.

[0013] Furthermore, a shock absorber is provided at the top of the connecting part, and the fastener can press against the shock absorber.

[0014] Furthermore, the length direction of the fastener is parallel to the vertical direction.

[0015] Furthermore, it also includes protective components;

[0016] The protective assembly includes a top cover, side covers, and a bottom cover;

[0017] The top cover is installed on the top of the cabinet, the side cover is installed on the side wall of the cabinet, and one side of the top cover is hinged to the side cover;

[0018] The bottom cover is installed on the bottom of the cabinet.

[0019] Furthermore, the top cover includes a frame, a top cover plate, a first seal, and a second seal;

[0020] At least two top cover plates are sequentially arranged along the length of the frame;

[0021] Along the length of the frame, one side of the top cover is provided with the first sealing element, and the first sealing element abuts against the top surface of the adjacent top cover.

[0022] In the width direction of the frame, two parallel edges of the top cover are respectively provided with second seals, which abut against the top of the frame.

[0023] Furthermore, the cross-section of the first seal is right-angled.

[0024] Furthermore, the support member is embedded in the side wall of the cabinet, and in the width direction of the cabinet, the surface of the support member is flush with the side wall of the cabinet.

[0025] Furthermore, the bottom of the receiving cavity has a support frame;

[0026] The battery module is detachably connected to the support frame.

[0027] The beneficial effects of this utility model are as follows: By changing the distribution direction of the batteries, the overall width of the cabinet is greatly reduced, thus reducing the space occupied by the battery cabinet. Furthermore, due to the change in the distribution direction of the batteries, the weight distribution of the battery cabinet changes accordingly. By setting up support members, this application mounts the cabinet containing the battery modules onto the suspension assembly of the unmanned transport vehicle, transferring the weight of the battery cabinet to the support members. This not only ensures a stable connection between the battery cabinet and the suspension assembly but also reduces the contact area between the battery cabinet and the unmanned transport vehicle, reducing the transmission of impact and amplitude generated during the unmanned transport vehicle's operation and ensuring the stability of the battery cabinet. Attached Figure Description

[0028] Figure 1This is a partial structural diagram of the battery cabinet in this utility model;

[0029] Figure 2 for Figure 1 The front view;

[0030] Figure 3 This is a schematic diagram of the battery cabinet in this utility model;

[0031] Figure 4 for Figure 3 A bottom view;

[0032] Figure 5 This is a partial structural diagram of the top cover in this utility model.

[0033] Label Explanation:

[0034] 1. Cabinet body; 11. Receiving cavity; 12. Support frame; 121. Outer frame; 122. Crossbeam;

[0035] 2. Battery module;

[0036] 3. Supporting components; 31. Connecting parts;

[0037] 4. Shock-absorbing components;

[0038] 5. Protective components; 51. Top cover; 511. Frame; 512. Top cover plate; 513. First seal; 514. Second seal; 52. Side cover; 53. Bottom cover. Detailed Implementation

[0039] To explain in detail the technical content, objectives, and effects of this utility model, the following description is provided in conjunction with the embodiments and accompanying drawings.

[0040] Please refer to Figures 1-5 A battery cabinet includes a cabinet body 1 and a battery module 2; the cabinet body 1 has at least two side-by-side receiving cavities 11, and the battery module 2 is embedded in the receiving cavity 11; the length direction of the battery module 2 is parallel to the length direction of the cabinet body 1, and the support member 3 is located at the upper end of the cabinet body 1; in the width direction of the cabinet body 1, the two sides of the cabinet body 1 are respectively provided with support members 3; the support members 3 are distributed along the length direction of the cabinet body 1 and extend in a direction away from the cabinet body 1, and the support members 3 are used to connect with the suspension assembly of the unmanned transport vehicle.

[0041] Understandably, this invention significantly reduces the overall width of the cabinet 1 by changing the distribution direction of the batteries, thus reducing the space occupied by the battery cabinet. Furthermore, due to the change in battery distribution direction, the weight distribution of the battery cabinet changes accordingly. This application, by setting up a support member 3, mounts the cabinet 1 containing the battery modules 2 onto the suspension assembly of the unmanned transport vehicle, transferring the weight of the battery cabinet to the support member 3. This ensures a stable connection between the battery cabinet and the suspension assembly, reduces the contact area between the battery cabinet and the unmanned transport vehicle, and minimizes the transmission of impact forces and vibrations generated during the unmanned transport vehicle's operation, ensuring the stability of the battery cabinet. In addition, in this invention, the cabinet is made of aluminum profiles, resulting in a reduction in overall weight.

[0042] In some embodiments, a gap exists between the end face of the support member 3 and the side wall of the cabinet 1 along the length direction of the cabinet 1 to form a connecting portion 31. The connecting portion 31 provides space for the connection between the support member 3 and the suspension assembly, ensuring connection stability. Optionally, the ratio of the length of the connecting portion 31 to the total length of the support member 3 is 0.046 to 0.055; within this range, the stability of the battery cabinet is optimal. Preferably, the ratio of the length of the connecting portion 31 to the total length of the support member 3 is approximately 0.05. Specifically, each end of the support member 3 has a connecting portion 31 to ensure the stability of the battery cabinet.

[0043] In some embodiments, fasteners are also included; the fasteners are used to connect the connecting portion 31 to the suspension assembly; the length direction of the fastener is parallel to the vertical direction. Specifically, the fasteners are reamed bolts, and each connecting portion 31 is connected to the suspension assembly by the fasteners, so that the lateral stress of the battery cabinet is transferred to the fasteners, reducing the contact area between the battery cabinet and the suspension assembly. In addition, the assembly of the battery cabinet by a modular method reduces the difficulty of assembling and disassembling the battery cabinet. Among them, the support member 3 bears the longitudinal stress of the battery cabinet.

[0044] In some embodiments, a shock absorber 4 is provided on the top of the connecting portion 31, and the fastener can press against the shock absorber 4. The shock absorber 4 is provided to reduce the transmission of impact force and amplitude, thereby playing a shock absorption role.

[0045] In some embodiments, a protective component 5 is further included; the protective component 5 includes a top cover 51, a side cover 52, and a bottom cover 53; the top cover 51 covers the top of the cabinet 1, the side cover 52 covers the side wall of the cabinet 1, and one side of the top cover 51 is hinged to the side cover 52; the bottom cover 53 covers the bottom of the cabinet 1. The protective component 5 is provided to improve the sealing performance.

[0046] In some embodiments, the top cover 51 includes a frame 511, a top cover plate 512, a first seal 513, and a second seal 514. At least two top cover plates 512 are sequentially arranged along the length of the frame 511. A first seal 513 is provided on one side of each top cover plate 512 along the length of the frame 511, and the first seal 513 abuts against the top surface of the adjacent top cover plate 512. A second seal 514 is provided on two parallel sides of each top cover plate 512 along the width of the frame 511, and the second seal 514 abuts against the top of the frame 511. The first seal 513 and the second seal 514 are provided to ensure the waterproof performance of the top of the battery cabinet.

[0047] In some embodiments, the first seal 513 has a right-angled cross-section to act as a water barrier and improve sealing performance.

[0048] In some embodiments, the support member 3 is embedded in the side wall of the cabinet 1, and the surface of the support member 3 is flush with the side wall of the cabinet 1 in the width direction of the cabinet 1 to ensure the flatness of the outside of the cabinet 1 and facilitate the assembly of the side cover 52.

[0049] In some embodiments, the bottom of the receiving cavity 11 has a support frame 12; the battery module 2 is detachably connected to the support frame 12. Specifically, the support frame 12 is composed of an outer frame 121 and multiple crossbeams 122, so that the support frame 12 has a hollow area to improve heat dissipation performance.

[0050] Embodiment 1 of this utility model is as follows:

[0051] A battery cabinet includes a cabinet body 1 and a battery module 2; the cabinet body 1 has at least two side-by-side receiving cavities 11, and the battery module 2 is embedded in the receiving cavity 11; the length direction of the battery module 2 is parallel to the length direction of the cabinet body 1, and the support member 3 is located at the upper end of the cabinet body 1; in the width direction of the cabinet body 1, the two sides of the cabinet body 1 are respectively provided with support members 3; the support members 3 are distributed along the length direction of the cabinet body 1 and extend in a direction away from the cabinet body 1, and the support members 3 are used to connect with the suspension assembly of the unmanned transport vehicle.

[0052] In this embodiment, along the length of the cabinet 1, there is a gap between the end face of the support member 3 and the side wall of the cabinet 1 to form a connecting portion 31. Preferably, the ratio of the length of the connecting portion 31 to the total length of the support member 3 is approximately 0.05. Specifically, each end of the support member 3 has a connecting portion 31.

[0053] In this embodiment, a fastener is also included; the fastener is used to connect the connecting portion 31 to the suspension assembly; the length direction of the fastener is parallel to the vertical direction. Specifically, the fastener is a reamed bolt.

[0054] In this embodiment, a shock absorber 4 is provided on the top of the connecting part 31.

[0055] In this embodiment, a protective component 5 is also included; the protective component 5 includes a top cover 51, a side cover 52 and a bottom cover 53; the top cover 51 is installed on the top of the cabinet 1, the side cover 52 is installed on the side wall of the cabinet 1, and one side of the top cover 51 is hinged to the side cover 52; the bottom cover 53 is installed on the bottom of the cabinet 1.

[0056] In this embodiment, the top cover 51 includes a frame 511, a top cover plate 512, a first seal 513, and a second seal 514. At least two top cover plates 512 are arranged sequentially along the length of the frame 511. A first seal 513 is provided on one side of the top cover plate 512 along the length of the frame 511, and the first seal 513 abuts against the top surface of the adjacent top cover plate 512. A second seal 514 is provided on two parallel sides of the top cover plate 512 along the width of the frame 511, and the second seal 514 abuts against the top of the frame 511.

[0057] In this embodiment, the cross-section of the first seal 513 is right-angled.

[0058] In this embodiment, the support member 3 is embedded in the side wall of the cabinet 1, and the surface of the support member 3 is flush with the side wall of the cabinet 1 in the width direction of the cabinet 1.

[0059] In this embodiment, the bottom of the receiving cavity 11 has a support frame 12; the battery module 2 is detachably connected to the support frame 12. Specifically, the support frame 12 is composed of an outer frame 121 and three crossbeams 122.

[0060] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent modifications made based on the content of this utility model specification and drawings, or direct or indirect applications in related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A battery cabinet, characterized in that, The battery module is embedded in the accommodating cavity. The length direction of the battery module is parallel to the length direction of the cabinet. In the width direction of the cabinet, the two sides of the cabinet are respectively provided with support members, and the support members are located at the upper end of the cabinet. In the length direction of the cabinet, the end surface of the support member and the side wall of the cabinet have a spacing to form a connecting part. The fastener is used to connect the connecting part and the suspension assembly.

2. The battery cabinet of claim 1, wherein, The top of the connecting part is provided with a damping member, and the fastener can be pressed against the damping member.

3. A battery cabinet according to claim 2, wherein, The length direction of the fastener is parallel to the vertical direction. The protection assembly includes a top cover, a side cover and a bottom cover.

4. A battery cabinet according to claim 3, wherein, The top cover is arranged on the top of the cabinet, the side cover is arranged on the side wall of the cabinet, and one side of the top cover is hinged to the side cover.

5. The battery cabinet of claim 3, wherein, The bottom cover is arranged on the bottom of the cabinet.

6. The battery cabinet of claim 1, wherein, The top cover includes a frame, a top cover plate, a first sealing member and a second sealing member. In the length direction of the frame, at least two top cover plates are arranged in sequence. In the length direction of the frame, one side of the top cover plate is provided with the first sealing member, and the first sealing member is pressed against the top surface of the adjacent top cover plate. In the width direction of the frame, two mutually parallel sides of the top cover plate are respectively provided with the second sealing member, and the second sealing member is pressed against the top of the frame.

7. A battery cabinet according to claim 6, wherein, The cross section of the first sealing member is a right angle shape. The support member is embedded in the side wall of the cabinet, and in the width direction of the cabinet, the surface of the support member is flush with the side wall of the cabinet. The bottom of the accommodating cavity has a support frame. The battery module is detachably connected with the support frame.

8. A battery cabinet according to claim 7, wherein, ​ 9. The battery cabinet of claim 1, wherein, ​ 10. The battery cabinet of claim 1, wherein, ​ ​

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