Telescopic Pole Saw Pipe Structure with Integrated Adjusting Device
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Solution Overview
Problem
Conventional telescopic pipe structures for pole saws have intricate assembly processes and high production costs due to non-integral components.
Innovation Solution
A telescopic pipe structure with an integrally formed body, pressing unit, and positioning unit, featuring a sliding outer pipe and inner pipe configuration, where the adjusting device includes a spring-driven mechanism to enable length adjustment with reduced components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the outer pipe sleeve and the push button sleeve are formed separately, then the adjusting device can achieve the positioning function, but the assembly process becomes intricate and production costs increase
Solution Approach 1:
The patent integrates the outer pipe sleeve and push button sleeve into a single integrally formed component. The outer pipe sleeve includes a built-in push button structure, eliminating the need for separate assembly of these two parts. This merging reduces the number of components, simplifies the assembly process, and lowers production costs while maintaining the positioning function through the integrated structure's interaction with the positioning holes in the inner pipe.
2Ease of operation
If multiple separate components are used in the adjusting device, then the positioning and pressing functions can be achieved, but the quantity of components increases and production costs rise
Solution Approach 1:
The patent combines multiple functional elements into integrated structures. The outer pipe sleeve integrates the push button function, the positioning handle is formed as part of the outer pipe structure, and the spring mechanism is incorporated within the integrated sleeve assembly. This reduction in component quantity simplifies manufacturing and assembly while preserving all necessary adjusting and positioning functions.
3Adaptability or versatility
If conventional telescopic structures with multiple components are used, then the length adjustment capability is achieved, but the production costs increase due to plethora of constituent components
Solution Approach 1:
The patent reduces the number of discrete components by integrating functions into fewer pieces. The outer pipe sleeve serves multiple functions: it provides the telescopic structure, incorporates the push button mechanism, and includes positioning features. The inner pipe with its positioning holes interacts with this integrated structure to enable length adjustment. This consolidation maintains full adjustability while significantly reducing component count and production complexity.
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
Simplifies the assembly process, reduces production costs, and allows for convenient and safe length adjustment of the telescopic pipe structure.
Implementation Method 1
The spring and the driving element are received in the receiving chamber consecutively. The driving element is pushed by the spring to therefore undergo a reverse displacement.
Data Source
AI summary
A telescopic pipe structure for a pole saw includes an inner pipe, an outer pipe fitted to the inner pipe and moving relative to the inner pipe, and an adjusting device. The adjusting device includes a body, a pressing unit, and an adjusting unit. The outer pipe is penetratingly disposed at a sleeve hole of the body. The pressing unit is pivotally disposed a pressing portion of the body to press against inner pipe and stop movement of the inner pipe. The adjusting unit is disposed at a positioning portion of the body and has a driving element and a positioning element driven by the driving element. The driving element can be at first and second positions, and thus the positioning element moves in one and another directions of the sleeve hole, so as to enable and disable the positioning of the outer and inner pipes, respectively.