Adjustable Protective Wall Guide Groove Assembly
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Solution Overview
Problem
Existing protective devices for scaffolding are complex to assemble and adjust, requiring precise positioning and alignment of fastening means and wall supports to ensure easy adjustability and sufficient tension of shielding elements.
Innovation Solution
The protective wall is designed to be adjustable as a whole relative to the fastening means, with a linear guide system using guide grooves and sliding shoes, allowing for separate installation and easy connection to a drive mechanism, enabling simple handling during assembly and operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the protective device uses firmly connected wall supports to fastening means, then the structural stability is improved, but the adjustability and ease of operation deteriorates
Solution Approach 1:
The protective device is divided into modular components: wall supports with guide grooves, separate shielding elements, and detachable fastening means. This segmentation allows the wall supports to remain stable while the fastening means can be easily detached and repositioned for adjustment.
Solution Approach 2:
The system transitions from a static firmly connected structure to a dynamic adjustable system. The guide grooves in the wall supports enable the fastening means to move along predefined paths, providing adjustability while maintaining structural integrity through the groove-guided connection.
2Manufacturing precision
If the protective device requires precise positioning and alignment of fastening means and wall supports, then the manufacturing precision is improved, but the device complexity and ease of manufacture deteriorates
Solution Approach 1:
Guide grooves are introduced as intermediary elements in the wall supports that mediate between the fastening means and the wall support structure. These grooves provide predefined alignment paths that automatically guide the fastening means into correct positions, eliminating the need for complex precision alignment procedures.
Solution Approach 2:
The guide grooves replicate the required alignment geometry directly in the wall support structure. Instead of requiring precise manual positioning, the grooves copy the ideal alignment paths, allowing components to self-align during assembly.
3Ease of operation
If the shielding elements are held adjustable by piping connections and receiving grooves, then the ease of operation is improved, but the manufacturing cost and device complexity increases
Solution Approach 1:
The guide grooves are designed with specific geometric parameters (width, depth, orientation) that directly enable the adjustability function. By optimizing these parameters, the grooves provide smooth movement paths for the shielding elements while using standard manufacturing processes and materials, controlling production costs.
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
This configuration simplifies the assembly and adjustment of the protective device, providing secure hold and adjustability while allowing for versatile use and cost-effective manufacturing, with reduced friction and noise through the use of coated sliding shoes and various drive options.
Implementation Method 1
each sliding shoe can be provided with a coating, in particular made of plastic, which has a lower coefficient of sliding friction than the material of the sliding shoe
Implementation Method 2
A linear guide is advantageously provided for guiding the protective wall, which on the one hand comprises guide grooves formed in the wall supports and extending in the longitudinal direction and on the other hand slide shoes provided on the fastening means
Implementation Method 3
this comprises a motor that is fixed in place, a cable winch that is firmly connected to the motor and is driven by it, stationary fixed deflection rollers and a cable that is connected to the protective wall and is guided over the deflection rollers, and that can be moved by means of the cable winch
Implementation Method 4
Such a coating also improves the gliding ability of the sliding shoe and can also develop a damping effect, which reduces the adjustment noise
Data Source
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AI summary
Protective device (1) for persons working on a building structure, comprising a protective wall (3) which has a support structure with at least two spaced-apart and parallel elongated wall supports (5) and at least one flat shielding element (13) arranged between the wall supports (5) and detachably connected to them, and with a plurality of fastening means (4) to fix the protective wall (3) in a fixed position relative to the building structure, wherein in the assembled state of the protective device (1) the at least one shielding element (13) is adjustable in the longitudinal direction (L) of the wall supports (5), wherein the protective wall (3) in the assembled state of the protective device (1) is adjustable with the wall supports (5) and the at least one shielding element (13) relative to the fastening means (4).