Guide Rail Equipment Maintenance for Narrow-Site Access

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Solution Overview

Problem

Existing equipment maintenance methods require significant space and effort to move equipment, often resulting in delayed maintenance and increased operational impact due to narrow application site constraints.

Innovation Solution

A device comprising guide rails, sliding mechanisms, and a driving mechanism that allows the equipment to be moved along the guide rails, expanding maintenance space on one side while compressing it on the other, thereby facilitating maintenance in constrained environments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the equipment is moved using a moving tool such as a caster or a forklift, then the equipment can be moved to a spacious place for maintenance, but the operation involves a large amount of work, has a large impact on the surrounding region, and takes a long time

Engineering Contradiction:
Improveease of equipment movementVSAvoidmaintenance time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent applies the dynamics principle by making the guide rail movable rather than fixed. The guide rail can be extended or repositioned along the equipment body, allowing the maintenance device to dynamically adapt to different equipment positions and sizes. This eliminates the need to move the entire equipment to a spacious area, as the maintenance space can be created by extending the guide rail to the required length, thereby reducing maintenance time and operational effort

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies the dimensionality change principle by transitioning from a fixed two-dimensional maintenance space to a three-dimensional flexible space. The guide rail can be extended in the longitudinal direction along the equipment body, creating additional maintenance space without requiring lateral movement of the equipment. This allows maintenance operations to be performed in-situ by utilizing the extended guide rail space rather than moving equipment to a different location

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of operation

If the equipment is hoisted to a spacious space for maintenance, then the equipment can be maintained, but the operation involves a large amount of work and takes a long time

Engineering Contradiction:
Improveease of equipment maintenanceVSAvoidmaintenance device complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies the segmentation principle by dividing the maintenance device into modular components: a maintenance device body, a movable guide rail, and a driving mechanism. The guide rail can be independently extended or repositioned without moving the entire equipment or requiring complex hoisting systems. This modular segmentation simplifies the overall device complexity while maintaining ease of operation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies the intermediary principle by introducing a movable guide rail as an intermediate element between the equipment body and the maintenance space. Instead of directly moving or hoisting the equipment, the guide rail serves as a mediator that can be extended to create the necessary maintenance space, thereby simplifying the maintenance operation while reducing device complexity

Inventive Principle:
Principle #24Intermediary (Mediator)

3Area of stationary object

If the equipment is moved to expand maintenance space on one side, then adequate space for maintenance operations is ensured, but the equipment must be moved which involves significant effort

Engineering Contradiction:
Improvemaintenance space areaVSAvoidforce required for movement
Core Design Contradiction:
Area of stationary objectVSForce

Solution Approach 1:

The patent applies the dynamics principle by making the guide rail extendable rather than fixed. The guide rail can be extended in the longitudinal direction to create additional maintenance space without requiring the equipment to be moved. The driving mechanism extends the guide rail to the required length, thereby creating the necessary maintenance area in-situ without applying significant force to move the equipment

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies the dimensionality change principle by utilizing the longitudinal dimension along the equipment body to create maintenance space. Instead of moving the equipment laterally to expand maintenance area, the guide rail is extended in the longitudinal direction, effectively creating additional space by utilizing the equipment's own length rather than requiring lateral displacement

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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

Enables efficient and flexible equipment movement, reducing maintenance time and operational disruption while ensuring adequate space for maintenance operations, even in narrow sites.

Implementation Method 1

a hydraulic cylinder arranged on the support base and configured to drive the sliding mechanism and the to-be-maintained equipment to move

Methodology Applied
Scientific EffectHydraulic: Hydraulic Press

Implementation Method 2

a roller rotatably arranged on the frame, wherein the roller is configured to roll along the guide rail under an action of an external force

Methodology Applied
Scientific EffectRolling: Roller

Implementation Method 3

the load-bearing side is provided with a damping layer, wherein the to-be-maintained equipment is placed on the damping layer in a state where the to-be-maintained equipment is moved along the guide rail

Methodology Applied
Scientific EffectDamping: Damping

Data Source

PatentUS20250067385A1Device and method for maintaining equipment
Publication Date: 2025.02.27 NUCTECH CO LTD
  • US20250067385A1 patent drawing
  • US20250067385A1 patent drawing
  • US20250067385A1 patent drawing

AI summary

Provided is a device for maintaining an equipment configured to maintain a to-be-maintained equipment (1). The to-be-maintained equipment (1) includes a first side and a second side opposite to the first side, and the device includes: at least one guide rail (3) extending in a first direction, wherein the first direction is a direction pointing from the first side to the second side; a sliding mechanism (4) arranged on the guide rail (3) and configured to support the to-be-maintained equipment (1); and a driving mechanism (5) configured to drive the sliding mechanism (4) and the to-be-maintained equipment (1) to move along the guide rail (3), wherein the device is configured to allow the to-be-maintained equipment (1) to move along the guide rail (3) to change a maintenance space on the first side or the second side.