Box body assembly hanging lug

By pre-drilling blind holes on the side beams of the aluminum profile housing assembly and using detachable connecting lugs for fixing, the issues of uneven battery temperature and compatibility were resolved, enabling the platform-based design and cost optimization of the battery pack.

CN223898472UActive Publication Date: 2026-02-10CHONGQING GANFENG POWER TECH CO LTD
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Patent Information

Application Number
CN202520071690.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-13
Publication Date
2026-02-10
Estimated Expiration
2035-01-13

AI Technical Summary

Technical Problem

The existing platform design of power battery packs suffers from uneven battery temperature control and is difficult to be compatible with the mounting requirements of different OEMs, leading to increased announcement costs.

Method used

A mounting lug for the battery pack assembly is designed. Blind holes are pre-drilled on the side beam of the aluminum profile battery pack assembly using sheet metal bending and welding processes. The mounting lug fixing part and detachable connection method enable the adjustment of the mounting lug position and the increase of fixing points to adapt to the position requirements of different battery packs.

Benefits of technology

It achieves uniform control of battery temperature and platform-based design, reduces notification costs, and improves battery pack compatibility and assembly flexibility.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a box body assembly hanging lug which comprises a box body assembly boundary beam and a hanging lug body, the box body assembly boundary beam is provided with a mounting reserved hole, a hanging lug fixing part is movably arranged in the mounting reserved hole, and the hanging lug body is arranged on the hanging lug fixing part. According to the box body assembly hanging lug, the blind holes are pre-formed in the side edge beams of the box body assembly, and when the position for hanging a battery pack needs to be changed, the pre-formed blind holes can be used for increasing fixing points to adjust the position of the hanging lug.
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Description

TECHNICAL FIELD

[0001] The utility model relates to power battery technical field especially relates to a box assembly lug. BACKGROUND

[0002] With the popularization of new energy vehicles, the installed capacity of power batteries is getting larger and larger, and the platform battery pack box assembly lug is in urgent need of platform development, so the current platform design of power battery pack has become the industry development trend, and the adjustable mounting position further promotes the development of platform products. The platformization of battery pack products is also the scheme and target of each battery pack factory, and the adjustable box assembly is an important measure to solve the adaptation of platform battery pack to different host factories. SUMMARY

[0003] The utility model discloses a box assembly lug that solves the shortcomings in the prior art, and combines heat management design to effectively control the temperature of the battery and ensure the uniformity of the temperature.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A box assembly lug comprises a box assembly side beam and a lug, the box assembly side beam is provided with a mounting reserved hole, the mounting reserved hole is movably provided with a lug fixing part, and the lug is arranged on the lug fixing part.

[0006] Further, the mounting reserved hole is provided with a plurality of mounting reserved holes, and at least one of the mounting reserved holes is provided with the lug fixing part.

[0007] Further, the lug fixing part is detachably connected with the mounting reserved hole.

[0008] Further, the lug fixing part can be connected with the mounting reserved hole in a clamping, inserting or threaded connection mode.

[0009] Further, the lug fixing part provides a fixed point through a pull rivet nut.

[0010] Further, the lug is fixedly connected with the box assembly side beam through a bolt.

[0011] Compared with the prior art, the utility model has the advantages and positive effects that,

[0012] This utility model's battery pack mounting lugs utilize sheet metal bending and welding processes. Blind holes are pre-drilled in the side beams of the aluminum profile battery pack assembly, enabling platforming of the battery pack assembly after lug position adjustments. Fixing points are added at the pre-drilled blind holes to achieve lug position adjustments. This utility model's battery pack mounting lugs offer several advantages: firstly, they allow for battery pack announcements compatible with different OEMs' mounting requirements; secondly, they reduce announcement costs associated with lug adjustments; and thirdly, they fulfill the platform design requirement for the battery pack assembly mounting lugs. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of the mounting lug of the housing assembly of this utility model;

[0014] Figure 2 for Figure 1 The diagram shows the structural schematic of the side beam of the housing assembly with the mounting lugs shown; and

[0015] Figure 3 for Figure 1 The diagram shows the structure of the mounting lugs of the housing assembly.

[0016] Legend: 1. Side beam of the box assembly; 2. Mounting reserved hole; 3. Mounting lug fixing part; 4. Mounting lug; 5. Bolt; 6. Mounting lug of the box assembly. Detailed Implementation

[0017] Please see Figures 1-3 This utility model provides a box assembly hanging ear 6, including a box assembly side beam 1 and a hanging ear 4. The box assembly side beam is provided with a mounting reserved hole 2, and a hanging ear fixing part 3 is movably provided in the mounting reserved hole. The hanging ear is provided on the hanging ear fixing part.

[0018] In one embodiment, the number of mounting holes is multiple, and at least one of the mounting holes is provided with the hanging ear fixing part.

[0019] In one embodiment, the hook fixing part is detachably connected to the mounting pre-drilled hole. For example, the hook fixing part can be connected to the mounting pre-drilled hole by means of snap-fit, plug-in, or threaded connection.

[0020] In one embodiment, the lug fixing part is provided with a fixing point by a rivet nut.

[0021] In one embodiment, the hanging lug is fixedly connected to the side beam of the housing assembly by bolts 5. Specifically, the hanging lug is manufactured by sheet metal bending and welding processes, and is fixed to the side beam 1 of the housing assembly by screws.

[0022] like Figure 1As shown, the box assembly side beam 1, on which the mounting reserved hole 2 is pre-opened, the lug fixing part 3 is processed in the reserved hole, and the lug fixing part 3 provides a fixing point in the form of a pull rivet nut.

[0023] The box assembly lug of the utility model realizes the platform battery pack assembly with adjustable lug, and the blind hole is pre-opened on the side beam of the box assembly; when the position of the customer-mounted battery pack needs to be changed, the pre-opened blind hole can be used to increase the fixing point to realize the position adjustment of the lug; the box assembly side beam 1 is announced from the perspective of not assembling the lug, if the position of the lug needs to be adjusted, the position of the lug fixing part 3 can be changed, the pre-opened mounting reserved hole 2 on the box assembly side beam 1 becomes a new lug fixing part 3, so as to realize the function of the box assembly assembly lug 6 with adjustable lug.

[0024] The box assembly lug of the utility model realizes the platform battery pack assembly with adjustable lug, and the blind hole is pre-opened on the side beam of the box assembly; when the position of the customer-mounted battery pack needs to be changed, the pre-opened blind hole can be used to increase the fixing point to realize the position adjustment of the lug; the box assembly side beam 1 is announced from the perspective of not assembling the lug, if the position of the lug needs to be adjusted, the position of the lug fixing part 3 can be changed, the pre-opened mounting reserved hole 2 on the box assembly side beam 1 becomes a new lug fixing part 3, so as to realize the function of the box assembly assembly lug 6 with adjustable lug.

[0025] The above is only a preferred embodiment of the utility model, and does not limit other forms of the utility model, and any skilled person in the art can change or modify the above disclosed technical content into equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made to the above embodiment according to the technical essence of the utility model without departing from the technical scheme content of the utility model still belongs to the protection scope of the technical scheme of the utility model, and in the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense, for example, can be fixedly connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium; can be the connection between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A mounting lug for a housing assembly, characterized in that: The device includes a side beam of the housing assembly and a mounting lug. The side beam of the housing assembly is provided with a mounting hole, and a mounting lug fixing part is movably provided in the mounting hole. The mounting lug is provided on the mounting lug fixing part.

2. The mounting lug of the housing assembly according to claim 1, characterized in that: The number of mounting holes is multiple, and at least one of the mounting holes is provided with the hanging ear fixing part.

3. The mounting lug of the housing assembly according to claim 2, characterized in that: The ear-fixing part is detachably connected to the mounting pre-drilled hole.

4. The mounting lug of the housing assembly according to claim 3, characterized in that: The mounting lug fixing part can be connected to the mounting reserved hole by snap-fit, plug-in or threaded connection.

5. The mounting lug of the housing assembly according to claim 4, characterized in that: The lug fixing part is fixed by a rivet nut.

6. The mounting lug of the housing assembly according to claim 5, characterized in that: The lugs are fixedly connected to the side beams of the housing assembly by bolts.