Multi-Tube Pellet Loader for Fast BB Grenade Reloading
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Solution Overview
Problem
Loading large numbers of BB pellets into multi-tube grenades is time-consuming due to the need for repeated manual pressure to push each pellet past a rubber ring at the front openings, especially when multiple cylinders are involved.
Innovation Solution
A pellet loading device with a body comprising an upper portion and a lower portion, featuring circumferentially arranged sections and queue tubes, allows for simultaneous loading of pellets into the grenade's accommodation cylinders, facilitated by a flexible rubber ring that flexes inwardly during the launching process to avoid obstruction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual pressure is applied to push each pellet past the rubber ring, then pellets can be loaded into the grenade, but the process becomes time-consuming and inefficient
Solution Approach 1:
The loading device is divided into multiple queue tubes, each corresponding to a specific accommodation cylinder in the grenade. This segmentation allows pellets to be loaded into different cylinders simultaneously through separate channels, transforming a sequential manual loading process into a parallel automated process, thereby significantly reducing loading time while maintaining ease of operation
Solution Approach 2:
The rubber ring acts as an intermediary element that flexes inwardly to allow pellets to pass through during loading. This flexible mediator enables the loading mechanism to operate without requiring direct manual pressure on each pellet, as the rubber ring dynamically adapts to the pellet flow, further improving ease of operation and reducing time loss
2Productivity
If multiple pellets are loaded simultaneously, then loading efficiency improves, but the device complexity increases
Solution Approach 1:
The loading device is designed with multiple queue tubes that can simultaneously load pellets into different accommodation cylinders. Each queue tube is a simplified version of the basic loading channel, and collectively they provide multi-functional capability to load multiple pellets at once. This approach achieves high productivity without requiring complex mechanisms, as each individual queue tube maintains a simple structure
Solution Approach 2:
The queue tubes are arranged concentrically around the central axis of the grenade, with each tube nested within the radial space available. This nested arrangement allows multiple loading channels to occupy the same overall device volume efficiently, enabling simultaneous multi-pellet loading while keeping the overall device compact and not excessively complex
3Stability of the object's composition
If the rubber ring is rigid, then structural stability is maintained, but pellet passage is obstructed during loading
Solution Approach 1:
The rubber ring is designed with flexible properties that allow it to dynamically change its shape during the loading process. When pellets are introduced, the rubber ring flexes inwardly to create passage ways, then returns to its original shape to seal the accommodation cylinders. This dynamic behavior resolves the contradiction by providing both stability (when sealed) and ease of operation (when flexing), eliminating the need for rigid structures
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables swift and efficient reloading of BBs into multi-tube grenades, reducing the time and effort required for loading multiple pellets without the need for continuous pressure, ensuring smooth operation and reliable ammunition delivery.
Implementation Method 1
a flexible rubber ring that flexes inwardly during the launching process to prevent obstruction
Data Source
AI summary
A loading device comprises a body having an upper portion and a lower portion, wherein the upper portion includes a plurality of circumferentially arranged sections, separated by a plurality of circumferentially arranged distribution walls; and the lower portion includes a central opening, which is symmetrical about a centerline and has an circumference around which a plurality of circumferentially arranged pellets queue tubes are configured to allow each of the queue tubes to receive pellets, via a top inlet connected to each of the circumferentially arranged sections of the upper portion.