Elevator Guide Rail Alignment via Eccentric Rotation Mechanism
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Solution Overview
Problem
Existing elevator systems face challenges in precisely aligning guide rails, which is crucial for reducing wear and vibrations, and requires skilled installation to achieve high precision.
Innovation Solution
An aligning device with two rail bracket parts and movement elements designed as eccentrics, allowing for precise lateral movement of the rail bracket parts relative to each other, enabling easy and intuitive alignment of guide rails within the elevator shaft.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional methods are used to align guide rails by manually moving rail bracket parts, then the alignment process becomes complex and requires experienced installers, but the precision and simplicity of alignment are insufficient
Solution Approach 1:
The patent applies the dynamics principle by replacing static, manually-adjusted rail bracket connections with a dynamic alignment mechanism. The movement element with eccentric rotation enables the upper rail bracket part to be dynamically adjusted relative to the lower rail bracket part during installation. This dynamic adjustment mechanism allows installers to easily achieve precise alignment by simply rotating the movement element, transforming a complex manual positioning task into a simple rotational operation.
Solution Approach 2:
The patent introduces a movement element as an intermediary mechanism between the upper and lower rail bracket parts. This intermediary component, featuring eccentric geometry, mediates the alignment process by converting rotational motion into lateral displacement of the upper rail bracket part. The intermediary mechanism eliminates the need for direct manual manipulation and complex adjustment procedures, enabling precise alignment through a single rotational action.
2Ease of operation
If rail bracket parts are firmly fixed before alignment, then structural stability is achieved, but alignment precision cannot be adjusted
Solution Approach 1:
The patent applies preliminary action by enabling the alignment adjustment to be performed before the final firm fixation of the rail bracket parts. The movement element with eccentric rotation allows the upper rail bracket part to be positioned and aligned precisely while still in an adjustable state. Only after achieving the desired alignment through rotation of the movement element are the rail bracket parts firmly fixed, ensuring both adjustability during alignment and structural stability after fixation.
Solution Approach 2:
The patent utilizes dynamics by creating a temporary dynamic state during the alignment process. The movement element enables the upper rail bracket part to move laterally relative to the lower rail bracket part through eccentric rotation, providing adjustability when needed. Once alignment is achieved, the system transitions to a static, firmly fixed state, maintaining structural stability while having previously enabled precise adjustment.
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
The solution simplifies and enhances the precision of guide rail alignment, allowing for effective force absorption and transfer, reducing wear and vibrations, thereby improving the comfort and efficiency of elevator systems.
Implementation Method 1
the movement element is rotatable about an axis of rotation and interacts, eccentrically with respect to the axis of rotation, with at least one of the rail bracket parts so as to abut laterally opposite contact surfaces in the connecting region of this rail bracket part
Data Source
AI summary
An aligning device for aligning a guide rail of an elevator system has lower and upper rail bracket parts and at least two movement elements. The lower rail bracket part is fixed to an elevator shaft wall and the upper rail bracket part holds a guide rail. The lower and upper rail bracket parts each have a connecting region for fixing to one another. The movement elements move the lower rail bracket part relative to the upper rail bracket part. Each of the movement elements interacts with both of the connecting regions of the rail bracket parts. Each of the movement elements is rotatable about an axis of rotation and interacts, eccentrically with respect to the axis of rotation, with at least one of the rail bracket parts so as to abut laterally opposite contact surfaces of this rail bracket part.