Sun Louvre Interweave with Double Tube Fixation

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Solution Overview

Problem

Existing metal sun louvres with interwoven strips are difficult to install, requiring longer installation times and more complex procedures.

Innovation Solution

A sun louvre structure featuring elongated structural profiles with supporting plates and interwoven metal sheets, utilizing a fixation system of double tubes, brackets, and tensioning springs to simplify installation, allowing for easy interweaving and secure anchoring to the building wall.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional metal sun louvres with interwoven strips are used, then the facade cladding is achieved, but the installation process becomes complex and time-consuming

Engineering Contradiction:
Improveinstallation speedVSAvoidinstallation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The sun louvre is divided into modular components: structural profiles with supporting plates at regular intervals, allowing the facade to be assembled in sections. This segmentation enables easier installation compared to traditional continuous interwoven structures, as each module can be independently positioned and secured.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary fixation system consisting of double tubes (outer and inner tubes) that connect the metal sheets to the structural profiles. This intermediary mechanism simplifies the installation process by providing a standardized connection method between components, eliminating the need for complex direct interweaving operations.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of time

If traditional interwoven metal strip structures are used, then the sun louvre function is achieved, but the installation time increases significantly

Engineering Contradiction:
Improveinstallation timeVSAvoidease of installation
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The structural profiles are pre-fabricated with supporting plates attached at regular intervals during manufacturing. This preliminary action eliminates the need for on-site assembly of individual support components, significantly reducing installation time and simplifying the overall installation process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The double tube fixation system acts as an intermediary that pre-assembled components can be quickly attached to. The outer and inner tubes provide a standardized interface that enables rapid connection of metal sheets to the pre-fabricated structural profiles, reducing installation time compared to traditional methods.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Stability of the object's composition

If complex fixation systems are used to secure metal sheets, then the structural stability is improved, but the installation procedure becomes more difficult

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of installation
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The fixation system employs a nested structure where the inner tube is positioned within the outer tube, creating a compact and stable connection mechanism. This nested arrangement provides structural stability while maintaining ease of installation, as the nested components can be assembled together in a straightforward sequence without requiring complex alignment procedures.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The double tube system serves as an intermediary that bridges the metal sheets and structural profiles with reliable connection. The outer and inner tubes work together to secure the sheets firmly while providing a simple installation interface, achieving both structural stability and ease of installation simultaneously.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Significantly reduces installation time and complexity by enabling a straightforward and secure interweaving mechanism for metal sheets, facilitating quicker and more efficient facade cladding.

Implementation Method 1

a spring (13) which provides the sheets (10) with the tension

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS8966848B2Sun Louvre formed by a structure supporting an interweave of metal sheets
Publication Date: 2015.03.03 HUNTER DOUGLAS CHILE
  • US8966848B2 patent drawing
  • US8966848B2 patent drawing
  • US8966848B2 patent drawing

AI summary

A sun louvre formed by a structure supporting an interweave of metal sheets is provided. The sun louvre includes a plurality of structural profiles and a plurality of supporting plates. The supporting plates have two perforations which are passed through by an outer tube and an inner tube. The sheets pass by a front portion of the outer tube and by a rear portion of the inner tube immediately precedent or previous with respect to the outer tube. Adjacent sheets are interwoven in an alternate manner with respect to the outer and inner tubes. Ends of the sheets have reinforcement plates from which a hook is gripped. The hook has a stud fixed thereto that is enclosed by a spring that tensions the sheets.