Swing-Out Handle Module for Mobile Cooling Box Damage Resistance
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Solution Overview
Problem
Existing mobile cooling boxes have heavy and bulky handles that increase weight, compromise structural stability, and do not contribute to a robust and aesthetically pleasing design, while fixed handles are prone to damage.
Innovation Solution
A handle module with a swing-out design, featuring a handlebar and hangers that can be pivoted upwards for carrying, protected by a shielding area, and made of lightweight aluminum for enhanced stability and aesthetics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional handles are used that extend from and over the entire mobile cooling box, then the cooling box can be carried, but the handles are big and heavy, increasing the overall weight
Solution Approach 1:
The handle system is segmented into a compact base structure integrated into the cooling box body and a separate swing-out handlebar that can be deployed only when needed for carrying. This segmentation allows the handle to be small and lightweight when not in use, while still providing full carrying capability when deployed.
Solution Approach 2:
The handlebar is designed to be dynamic rather than fixed, allowing it to swing out from a retracted position to an extended carrying position. This dynamic configuration enables the handle to transition from a compact, weight-minimal state to a functional carrying state, resolving the contradiction between weight and ease of operation.
2Ease of operation
If traditional handles are used that extend from and over the entire mobile cooling box, then the cooling box can be carried, but the configuration is not robust and stable and does not contribute to a smooth appearance
Solution Approach 1:
By segmenting the handle into a compact integrated base and a separate swing-out handlebar, the base structure remains smooth and aesthetically pleasing while the handlebar can be deployed for carrying. This segmentation allows the main body to maintain a clean, smooth appearance without the visual disruption of extended handles.
Solution Approach 2:
The dynamic swing-out mechanism allows the handle to be hidden within the smooth contours of the cooling box body when not in use, maintaining an aesthetically pleasing appearance. When carrying is needed, the handlebar swings out to provide functionality, thus resolving the contradiction between appearance and ease of operation.
3Ease of operation
If fixed handles are used on opposite sides of the mobile cooling box, then the cooling box can be carried, but the handles are subject to damaging by impacts or mishandling
Solution Approach 1:
The swing-out handlebar provides dynamic protection by allowing the handle to swing inward toward the cooling box body upon impact or mishandling, rather than being fixed and vulnerable to damage. This dynamic movement absorbs impact forces and protects both the handle and the cooling box structure, resolving the contradiction between carrying capability and damage resistance.
Solution Approach 2:
The swing-out mechanism acts as a beforehand cushioning system, where the handlebar's ability to move inward upon impact预先 prepares the structure to absorb and dissipate impact forces, preventing damage before it occurs. This protective mechanism is built into the design to anticipate and mitigate potential mishandling.
4Weight of moving object
If a compact handle design is used, then the weight is reduced and appearance is improved, but the handle needs to be swingable and protected
Solution Approach 1:
The swing-out mechanism and shielding function are merged into a single integrated structure where the shielding element serves both to protect the handlebar and to guide its swing-out motion. This merging reduces the number of separate components needed, thereby reducing overall complexity despite the added functionality of the swing mechanism.
Solution Approach 2:
The shielding element serves multiple functions: it protects the handlebar from damage, guides the swing-out motion, and may serve as part of the mounting structure. This multi-functionality reduces the need for separate protective components, thereby minimizing the increase in device complexity while providing the necessary swing and protection capabilities.
Data Source
AI summary
A mobile cooling box has a box main body and at least one lid for opening the mobile cooling box and providing access to the inside of the mobile cooling box. The mobile cooling box further has at least one handle module located at an outer side surface of the box main body. The handle module comprises a handlebar intended to be grasped by the user, the handle module having a longitudinal axis and two ends, hangers to which the handlebar is attached at its two ends, and brackets at which the hangers are rotatably mounted. The hangers are fixed to the outer side surface of the box main body. The handlebar of the handle module can be swung out and upwards from an unactuated state to an actuated state for carrying the mobile cooling box by the handlebar. Each of the brackets comprises a mounting area and a shielding area. The mounting area faces the outer side surface of the box main body to which the bracket is fixed. The shielding area hides the bangers and the handlebar in the unactuated state of the handle module and in a lateral perspective along the longitudinal axis of the handlebar.