External Facade Pipe Mounting Device for Building Renovation

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Solution Overview

Problem

The renovation of old buildings, especially those built between 1950-2000, faces challenges due to low energy efficiency, high renovation costs, and the need to minimize disruption to occupants, while maintaining architectural integrity and reducing environmental impact.

Innovation Solution

A device is designed to receive, secure, and protect fluid inputs on the exterior facade of a building, featuring a coil-shaped temperature maintenance duct between internal studs and supply ducts between external studs, held by blocking bars, with a rigid insulating plate and thermal insulation module, allowing for external network management to reduce internal interventions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If traditional renovation methods are used to improve energy efficiency, then building performance is improved, but disruption to occupants and renovation costs increase significantly

Engineering Contradiction:
Improveenergy efficiencyVSAvoiddisruption to occupants
Core Design Contradiction:
Loss of energyVSLoss of time

Solution Approach 1:

The building envelope is segmented into modular panels that can be independently installed and removed. Each panel contains integrated HVAC conduits and insulation, allowing renovation work to be performed in sections rather than requiring complete evacuation of the building.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

External mounting structures and facade panels serve as intermediaries that carry HVAC systems outside the building envelope. This mediator approach allows fluid distribution without penetrating or disrupting the interior building structure and occupancy spaces.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of energy

If comprehensive HVAC system renovation is performed to achieve energy savings, then energy efficiency is improved, but renovation complexity and costs increase

Engineering Contradiction:
Improveenergy savingsVSAvoidrenovation complexity
Core Design Contradiction:
Loss of energyVSDevice complexity

Solution Approach 1:

The facade panels are designed as universal modules that integrate multiple functions: thermal insulation, HVAC conduit routing, structural mounting, and weather protection. This multi-functionality reduces the number of separate renovation systems needed and simplifies installation procedures.

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

Solution Approach 2:

HVAC conduits and insulation are pre-assembled into facade panels before installation on the building. This preliminary preparation of components outside the building reduces on-site construction complexity and allows for quality control before installation.

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If existing building structure is preserved to reduce costs, then renovation costs are reduced, but integration of new fluid networks becomes more difficult

Engineering Contradiction:
Improverenovation costsVSAvoidfluid network integration
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The fluid network integration problem is solved by moving from interior to exterior dimension. HVAC conduits are routed through the facade panels on the building's exterior, allowing new fluid networks to be integrated without penetrating or modifying the existing interior building structure.

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

This approach minimizes disruption to occupants, reduces renovation complexity and costs, and enhances energy efficiency by externalizing fluid management, thus preserving the building's structure and reducing environmental impact.

Implementation Method 1

the receiving plate is in the form of a rigid insulating plate in one piece with internal and external studs

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentEP3228944B1Device for attaching pipes to a building
Publication Date: 2020.08.12 MISSIM
  • EP3228944B1 patent drawingFigure 1
  • EP3228944B1 patent drawingFigure 2
  • EP3228944B1 patent drawingFigure 3

AI summary

The invention relates to a device (1) for fixing a set (3, 4, 5, 6, 11, 12, 13, 14) of fluid ducts to the facade of a building. This device comprises a receiving plate (7) fixed remotely to the facade by means of fixing pins (8), the plate being provided on both sides with internal and external studs (9, 10) spaced apart to receive, on the internal side, a temperature-maintaining duct (3) and, on the external side, ducts (3, 4, 5, 6, 11, 12, 13, 14) for supplying other fluids. Application to building renovation.