Battery Rack Strap Anchoring for Transport Stability

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Solution Overview

Problem

Battery racks with heavy loads face instability during transport due to vibrations, shaking, and external impacts, leading to deformation or damage of the battery case.

Innovation Solution

A battery rack design featuring rings and straps threaded through rack cases, a fixing member with a ring portion, and a support member to secure the rack to the ground, allowing adjustable fixing positions and enhanced stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a battery rack accommodates a plurality of battery modules of heavy load to increase capacity, then the energy storage capacity is improved, but the rack becomes unstable during transport and is susceptible to vibration, shaking, and external impacts

Engineering Contradiction:
Improveenergy storage capacityVSAvoidtransport stability
Core Design Contradiction:
Quantity of substanceVSStability of the object's composition

Solution Approach 1:

The battery rack is divided into multiple rack cases (first rack case, second rack case, etc.) that can be arranged in different configurations. Each rack case can accommodate battery modules independently, allowing the system to scale capacity while maintaining manageable individual units that are easier to stabilize during transport.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A strap is introduced as an intermediary element to connect and secure the rack cases to each other and to external anchoring points. The strap acts as a mediator that transfers and distributes the stabilizing forces across the entire battery rack structure, preventing movement and deformation during transport while allowing the rack to accommodate heavy loads.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Power

If the battery rack is designed to accommodate heavy loads, then the power storage capability is improved, but the rack case becomes difficult to fix in a stable state against external impact

Engineering Contradiction:
Improvepower storage capabilityVSAvoidfixing reliability
Core Design Contradiction:
PowerVSReliability

Solution Approach 1:

The solution moves from a two-dimensional planar arrangement to a three-dimensional configuration by arranging rack cases in multiple directions (front-rear, left-right, upper-lower). This spatial arrangement allows straps to secure the rack from multiple angles and dimensions, creating a more reliable fixing system that can counteract external impacts from any direction while maintaining heavy load capacity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

Multiple rack cases are merged and connected together to form a unified battery rack structure. The strap combines multiple rack cases into a single stabilized system, allowing the entire assembly to function as one reliable unit that can accommodate heavy loads while maintaining fixing reliability through collective stabilization.

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If multiple battery modules are electrically connected to increase capacity and output, then the energy storage and power output are improved, but the rack structure becomes more complex and harder to stabilize during transport

Engineering Contradiction:
Improveenergy storage and power outputVSAvoidrack structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The complex battery rack structure is segmented into multiple standardized rack cases that can accommodate battery modules arranged in series and/or parallel configurations. Each rack case serves as a modular unit that simplifies the overall complexity while allowing flexible electrical connections to achieve the desired capacity and power output.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rack case design is made universal and multi-functional, capable of accommodating various battery module configurations (series, parallel, or combinations) within the same structural framework. This universality allows the rack to achieve different energy storage and power output levels without requiring fundamentally different structural designs, thereby managing complexity while maintaining productivity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12609397B2Battery rack, power storage device, and container
Publication Date: 2026.04.21 LG ENERGY SOLUTION LTD
  • US12609397B2 patent drawing
  • US12609397B2 patent drawing
  • US12609397B2 patent drawing

AI summary

A battery rack may be stably fixed during transport, and include a power storage device, and a container. A battery rack includes a plurality of battery modules, at least one rack case to accommodate the plurality of battery modules, and at least two rings located on the rack case and configured to threaded with a strap.