Pre-assembled Stay Assemblies for Elevator Panel Alignment
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Solution Overview
Problem
The installation of elevator cab interior wall panels is laborious and time-consuming due to the need for precise measurement and placement of multiple zee-type clips and reveal strips, which requires significant effort and increases costs.
Innovation Solution
The use of corner stays and intermediate stays with pre-installed clips and locators that facilitate accurate alignment and installation, reducing the labor and time required for precise placement of wall panels and reveal strips.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional individual measurement and installation method is used for each zee-type clip and reveal strip, then precise alignment of wall panels can be achieved, but installation time and labor cost significantly increase
Solution Approach 1:
The patent applies preliminary action by pre-assembling complete stay assemblies that include multiple zee-type clips and reveal strips already positioned and secured to the stay structure before installation. This pre-positioning of multiple components eliminates the need for individual measurement and installation of each clip and strip during the field installation process, thereby maintaining alignment precision while dramatically reducing installation time and labor requirements.
2Manufacturing precision
If traditional individual measurement and installation method is used for each zee-type clip and reveal strip, then accurate placement can be achieved, but labor intensity significantly increases
Solution Approach 1:
The patent applies merging by combining multiple separate installation components (zee-type clips, reveal strips, and stay structure) into a single pre-assembled unit. Instead of installing each component separately with individual measurement and placement, the entire assembly is prepared in advance and installed as one integrated unit, thereby maintaining placement accuracy while significantly reducing labor intensity and simplifying the installation process.
3Manufacturing precision
If multiple separate components (clips and reveal strips) are installed individually, then precise positioning can be achieved, but device complexity increases
Solution Approach 1:
The patent applies preliminary action by performing the complex task of positioning and securing multiple zee-type clips and reveal strips to the stay structure during the manufacturing phase rather than during field installation. This pre-positioning and pre-securing of multiple components creates a simplified assembly that maintains positioning precision while dramatically reducing the complexity of the field installation process, as the entire pre-assembled unit is installed in one operation rather than requiring sequential installation of multiple separate components.
Data Source
AI summary
The present invention is directed to, inter alia, devices and methods for precision installation of elevator wall panels and intervening reveal strips in an elevator cab shell. Various embodiments comprise corner stays and intermediate stays with pre-installed clips thereon and with locating means installed thereon to facilitate accurate locating of adjacent stay(s) in order to greatly reduce the labor and time required to install the wall panels accurately. Further, various embodiments comprise pre-installed reveal strips on the stay(s) and that are interposed between each installed wall panel. Pre-installing the reveal strips further reduces the labor and time required at the installation site.