Helical Elastic Telescopic Rotation Structure With Fewer Parts
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Solution Overview
Problem
Existing mechanical structures for socket rotation are complex and require multiple parts, making it difficult to achieve simultaneous rotation and telescoping without electric drives.
Innovation Solution
A mechanical structure utilizing a helical elastic part embedded in a soft rubber cavity, allowing for rotation and telescoping without complex rotary structures or electric assistance, featuring a flexible cavity with embedded helical elastic parts and a rotating sleeve with balls for reduced friction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If motor driven rotation or gear meshing structures are used to achieve socket rotation, then rotation function is realized, but the structure becomes complex and requires additional electric drive components
Solution Approach 1:
The helical elastic part serves itself by using its own elastic deformation and helical geometry to simultaneously drive both rotation and telescoping motions. The structure eliminates the need for external motors or complex gear systems, as the elastic part's inherent properties enable it to perform the work of multiple separate components.
Solution Approach 2:
The helical elastic part performs multiple functions simultaneously: it provides elastic support, drives rotation through its helical geometry, and enables telescoping motion. This single component replaces what would traditionally require separate motor, gear, and telescoping mechanisms, achieving multi-functionality in a unified structure.
2Adaptability or versatility
If complex rotary telescopic structures are configured to achieve simultaneous rotation and telescoping, then both functions are realized, but the number of parts increases and the structure becomes more complicated
Solution Approach 1:
The patent merges the rotation mechanism and telescoping mechanism into a single integrated helical elastic part. The helical geometry inherently couples rotational motion with axial extension, so that one continuous motion produces both rotation and telescoping effects simultaneously, eliminating the need for separate mechanisms.
Solution Approach 2:
The helical elastic part utilizes changes in its geometric parameters (helix angle, pitch, coil diameter) to control the relationship between rotation and telescoping motions. By adjusting these parameters, the system can achieve different motion ratios and adapt to various application requirements while maintaining a simple single-component structure.
3Productivity
If traditional mechanical structures are used for rotation and telescoping, then the functions are achieved, but assembly and maintenance become difficult due to multiple parts
Solution Approach 1:
The patent extracts and eliminates unnecessary intermediate components (motors, gears, separate telescoping mechanisms) from the traditional system, retaining only the essential helical elastic part that performs all required functions. This simplification directly improves assembly speed and maintenance ease by reducing the number of parts that need to be handled.
Solution Approach 2:
While the overall structure is simplified, the helical elastic part itself can be designed as a modular segment that can be independently replaced or maintained. The segmentation principle is applied at the component level rather than system level, allowing easy replacement of the single critical elastic component without disassembling a complex multi-part mechanism.
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 simple, efficient rotation and telescoping in various applications like mechanical processing and massage equipment, with a robust and durable design that is easy to assemble and maintain.
Implementation Method 1
The internal cavity is composed of a flexible cavity and an embedded elastic part embedded in the flexible cavity, and the embedded elastic part is an elastic part having a helical structure.
Implementation Method 2
the rotating sleeve is externally configured with balls for reducing friction with an inner wall of the housing at one end of the housing to facilitate rotation
Data Source
AI summary
A mechanical structure for telescopic rotating by a helical elastic part is disclosed, including a main body. The main body includes an internal cavity and a locking part for fixing one end of the internal cavity, the locking part is externally configured with a bottom cover, and a rotating sleeve is configured at an entrance of the other end of the internal cavity. The mechanical structure can solve problems due to rotary telescopic structures in existing technologies adopt more parts and complicated structures.