Self-Climbing Scaffold With Magnetic Coupling

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Solution Overview

Problem

Existing climbing equipment for high-rise building construction is invasive, time-consuming, and lacks adequate safety and protection for workers and against falling debris, requiring lengthy anchoring processes and slow vertical movement.

Innovation Solution

A self-climbing equipment system with a scaffold that partially surrounds building floors, featuring a traction device with coupling elements and a moving system allowing rapid and safe ascension, including extensible work platforms and protective barriers for enhanced safety and reduced construction time.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If anchors are screwed to floors of the building under construction, then the scaffold can ascend safely, but time is spent screwing anchors and construction material must solidify

Engineering Contradiction:
Improvescaffold ascent safetyVSAvoidtime for anchoring and material solidification
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces the mechanical screwing system with a magnetic coupling system. The coupling elements contain magnets that magnetically couple with ferromagnetic coupling portions on the building structure, eliminating the need for screwing anchors into concrete and waiting for solidification. This substitution maintains secure attachment while dramatically reducing preparation time.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the attachment mechanism from friction-based screwing to field-based magnetic coupling. By utilizing magnetic field strength as the attachment parameter instead of mechanical thread engagement, the system achieves rapid attachment and detachment without requiring material solidification or complex anchoring procedures.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If a platform projects like a cantilever from the movable scaffold, then the scaffold can extend outward, but safety for operators and protection from falling objects is insufficient

Engineering Contradiction:
Improvescaffold extension capabilityVSAvoidoperator safety and falling object protection
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent divides the work platform into multiple segments: a movable scaffold portion and separate protective barriers. The protective barriers are distinct from the platform structure itself, allowing independent optimization of each component for both operational ease and safety.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces protective barriers as intermediary elements between the operators/equipment and the external environment. These barriers act as mediators that provide safety protection while allowing the platform to maintain its cantilever extension capability for operational access.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If the scaffold surrounds the entire perimeter of building floors, then complete protection is provided, but construction time increases due to frequent vertical movement

Engineering Contradiction:
Improveprotection against falling objectsVSAvoidconstruction speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent implements a dynamic protective barrier system that can move vertically with the scaffold. The barriers are not fixed but are integrated with the movable scaffold structure, allowing them to dynamically adjust their position as the scaffold ascends, maintaining protection while reducing the need for frequent repositioning operations.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent designs the protective barriers to serve multiple functions: they provide falling object protection, act as safety railings for operators, and can be integrated with the scaffold's structural support system. This multi-functionality reduces the need for separate protective structures that would increase construction time.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Speed

If coupling elements grip coupling portions at different levels, then the scaffold can move vertically, but the anchoring process becomes time-consuming

Engineering Contradiction:
Improvevertical movement capabilityVSAvoidanchoring time
Core Design Contradiction:
SpeedVSLoss of time

Solution Approach 1:

The patent replaces mechanical anchoring systems with magnetic coupling elements that can rapidly attach to and detach from ferromagnetic coupling portions at different levels. This substitution enables quick vertical repositioning without the time-consuming process of screwing anchors in and out at each level.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentEP3368730B1Climbing equipment for the construction of buildings
Publication Date: 2021.03.31 DESPE
  • EP3368730B1 patent drawingFigure 1
  • EP3368730B1 patent drawingFigure 2~4
  • EP3368730B1 patent drawingFigure 5~7

AI summary

Climbing equipment (1) for the construction of a building, or building under construction (2), said building under construction (2) comprising a plurality of building floors (3), wherein said climbing equipment (1) comprises at least one scaffold or scaffolding (7), adapted to surround at least partially the perimeter of at least one building floor (3); and wherein said scaffold (7) comprises at least one work platform (8), adapted to form a walkable surface and adapted to project like a cantilever from said scaffold (7) towards said building under construction (2), wherein at least some of said at least one work platform (8) being adapted to close the open space between said scaffold (7) and said building under construction (2); and wherein said climbing equipment (1) further comprises a traction device (10) comprising at least a first portion (11), or first ascending portion (11), integral with said scaffold (7), and at least a second portion (12), or second ascending portion (12), connected to said first portion (11); and wherein said at least a first portion (11) comprises at least a first coupling element (21), and wherein said at least a second portion (12) comprises at least a second coupling element (22), and wherein said first coupling element (21) is adapted to grip a first coupling portion (31) of said building under construction (2); and wherein said second coupling element (22) is adapted to grip a second coupling portion (32) of said building under construction (2); and wherein said first coupling portion (31 ) is arranged at a different level with respect to said second coupling portion (32); and wherein said climbing equipment (1) further comprises a moving system (15), adapted to perform a relative movement between said first portion (11) and said second portion (12) of said traction device (10); and wherein when at least either said first coupling element (21) or said second coupling element (22) is released from the respective coupling portion (31, 32), said moving system (15) is adapted to perform a relative movement between said first portion (11) and said second portion (12) of said traction device (10), so as to move said scaffold (7) by a predetermined movement.