Telescopic Column Stabilization for Long Stroke and Lateral Rigidity
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Solution Overview
Problem
Existing telescopic columns face instability issues due to the increasing distance between stabilization points when height-adjusted, limiting the stroke length and requiring specific axial distances for stabilizing means.
Innovation Solution
A telescopic column design incorporating a first and second static stabilizing device and a mobile stabilizing device, where the static devices provide supportive and bearing functions, and the mobile device is axially movable to enhance stability throughout the column's stroke.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the distance between stabilizing means is increased to provide lateral support, then stability is improved, but the total stroke of the telescopic tubes is limited
Solution Approach 1:
The patent introduces a mobile stabilizing device that can move axially along with the telescopic tubes, transforming the static stabilizing system into a dynamic one. This allows the stabilizing distance to scale proportionally with the tube extension, maintaining stability across the full stroke range without limiting the total displacement.
Solution Approach 2:
The stabilizing system is divided into multiple independent stabilizing devices distributed along the telescopic tubes. This segmentation allows each device to independently maintain proper spacing from its adjacent devices, enabling the overall system to achieve both local stability and extended stroke capability.
2Device complexity
If stabilizing means are statically attached to provide bearing function, then construction simplicity is improved, but adaptability to different heights is worsened
Solution Approach 1:
By making one stabilizing device mobile rather than statically attached, the system gains adaptability to different heights while maintaining relatively simple construction. The mobile device automatically adjusts its position along the telescopic tubes during extension and retraction, providing bearing function across the full range of motion without complex control mechanisms.
Solution Approach 2:
The mobile stabilizing device serves multiple functions: it provides lateral stabilization, maintains proper axial spacing from other stabilizing devices, and enables the column to adapt to different heights. This multi-functionality is achieved through a relatively simple movable structure that combines several benefits without requiring multiple separate components.
Data Source
Figure 1a
Figure 1b~1c
Figure 1d~1f
AI summary
The present invention relates to a telescopic column, comprising at least a first and a second telescopic tube (110a, 110b, 110c), a first static stabilizing device (16a, 16c), a second static stabilizing device (16b, 16d), and a mobile stabilizing device (10a, 10b), wherein the first and the second stabilizing devices are arranged axially separated at a fixed distance from each other, between the first and a second tube. The mobile stabilizing device (10a, 10b) is arranged in an inner space of the first tube, and the mobile stabilizing device is axially movable in relation to the first and second static stabilizing devices, and in relation to the first tube, during extension and retraction of the telescopic column.