Adjustable-Weight Handle Grip for Stable Miniature Painting
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Solution Overview
Problem
Commercial handle grips for miniature painting are either too light and prone to falling when carrying heavy or high-center-of-gravity models, or too heavy and burdensome for users.
Innovation Solution
A handle grip with a base extension that can be filled with liquid or solid to adjust weight, featuring a detachable top seat and a multilayer shell structure for comfort and anti-slip functionality, allowing users to customize weight according to operation needs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Weight of moving object
If the handle grip is made lighter, then the user burden is reduced, but the handle grip becomes prone to falling when carrying heavy or high-center-of-gravity models
Solution Approach 1:
The handle grip is divided into a base extension and a detachable top seat. The base extension contains an accommodating space that can be filled with liquid or solid materials to adjust weight, while the top seat provides the functional surface for holding miniatures. This segmentation allows independent optimization of weight and stability characteristics.
Solution Approach 2:
The weight of the handle grip can be adjusted by changing the amount and type of material (liquid or solid) filled in the accommodating space of the base extension. This parameter change allows the handle grip to adapt to different operational requirements, providing sufficient stability for heavy models while remaining manageable for lighter work.
2Reliability
If the handle grip is made heavier to prevent falling, then the stability improves, but the user burden increases
Solution Approach 1:
The handle grip transforms from a fixed-weight design to a dynamic, adjustable-weight system. The accommodating space in the base extension can be filled with different amounts of liquid or solid materials, allowing the weight to be dynamically adjusted according to the specific task requirements, thus optimizing both stability and user comfort.
Solution Approach 2:
By enabling parameter changes in the weight of the handle grip through adjustable filling materials, the system can achieve optimal stability for heavy models without permanently increasing the weight for all applications. The user can adjust the weight parameter to match the actual operational needs.
3Reliability
If a fixed heavy design is used to ensure stability, then the handle grip won't fall, but it increases the burden on the user's hand
Solution Approach 1:
The separation of the base extension (containing the adjustable weight mechanism) from the top seat (providing the working surface) allows the stability function to be independently optimized without compromising the ease of operation. The multilayer shell structure in the base extension provides comfort and anti-slip functionality while the weight adjustment mechanism ensures stability.
Solution Approach 2:
The adjustable weight parameter allows the handle grip to provide sufficient stability for heavy models only when needed, rather than being permanently heavy. This parameter adjustment capability directly improves ease of operation by reducing unnecessary weight burden on the user's hand during lighter tasks.
4Adaptability or versatility
If the handle grip weight is adjusted to match operation requirements, then both stability and user comfort are optimized
Solution Approach 1:
The detachable top seat design simplifies the overall structure by separating the functional working surface from the weight-adjustment mechanism in the base extension. This segmentation allows the complex weight adjustment feature to be contained in a modular base unit, making the overall device more manageable and easier to operate despite the added functionality.
Data Source
AI summary
A handle grip includes a base extension and a top seat. The base extension has a shell, an opening is arranged at a free end of the shell, and an accommodation space is provided in the shell and connected with the opening, the accommodating space can be filled in with liquid or solid materials, and the base extension can be detachably covered by the top seat. So that a user can freely adjust the weight of the handle grip according to the operation requirement of the work on miniature, neither the handle grip will fall down on the workbench easily, nor user will feel burdened when holding the handle grip, so that it will improve the working quality and efficiency.