Composite Insulation Wall Joints With Staggered Seams
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Solution Overview
Problem
Existing external wall insulation panels fail to achieve optimal insulation performance and are prone to cracking due to deformation of steel structures, leading to poor junctions between the board material and structural main body.
Innovation Solution
A composite insulation panel structure is designed with fireproof flame-retardant boards and steel wire nets, connected via a staggered seam, to ensure flexible connection and improved insulation, using polystyrene or polyurethane boards for insulation layers and perlite boards for flame retardation, with steel reinforcing rods for added stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional external wall insulation panels are used with steel structure, then the construction is simple, but the insulation performance is poor and cracking occurs at junctions due to steel deformation
Solution Approach 1:
The wall panel is divided into multiple insulation boards arranged in a staggered pattern, with seams positioned at different heights in adjacent panels. This segmentation prevents continuous thermal bridges and eliminates cracking paths, thereby improving insulation performance and reliability without requiring complex connection structures
Solution Approach 2:
The connection structure employs a composite system combining steel connectors with flexible sealing materials. The steel components provide structural attachment while the flexible sealing materials accommodate steel deformation, preventing cracks at junctions and maintaining insulation performance
2Strength
If steel structure is used for building framework, then the structural strength is high, but large deformation occurs causing cracks at board-material junctions
Solution Approach 1:
Flexible sealing materials are pre-installed at the junctions between insulation boards and steel structure. These materials provide cushioning that accommodates future steel deformation, preventing cracks from forming at vulnerable junction points and maintaining long-term integrity
3Productivity
If continuous seam connection is used between wall panels, then the construction is fast, but heat loss increases due to thermal bridges
Solution Approach 1:
The insulation panels are designed with staggered seam arrangements where vertical seams in adjacent panels are offset by half the panel height. This breaks continuous thermal pathways while maintaining construction efficiency through standardized panel modules that can be quickly assembled
Solution Approach 2:
The seam arrangement transitions from a continuous one-dimensional pattern to a staggered two-dimensional pattern. By offsetting seams in the vertical dimension across adjacent panels, thermal bridges are eliminated while preserving the simplicity and speed of panel-based construction
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 provides flexible connections that prevent cracking and enhance insulation performance by eliminating continuous seams, thereby reducing heat loss and improving overall thermal efficiency.
Implementation Method 1
an inside and an outside of a steel structural body are connected to an insulation layer to implement flexible connection
Data Source
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AI summary
The present invention discloses a structure for connecting a composite insulation exterior wall panel and a steel structural beam-column, including a steel structural beam and a steel structural column; the steel structural beam and the steel structural column respectively include a steel structural body; a filling insulation layer is provided at a gap of the steel structural body; a composite insulation panel connecting assembly is wrapped at a junction between the steel structural beam and the steel structural column; the composite insulation panel connecting assembly is connected to a horizontal composite insulation panel assembly, via a staggered seam, in a horizontal direction; the composite insulation panel connecting assembly is connected to a vertical composite insulation panel assembly, via a staggered seam, in a vertical direction; and the horizontal composite insulation panel assembly and the vertical composite insulation panel assembly are connected to a composite insulation exterior wall panel via a staggered seam to form a whole without a continuous seam. In the present invention, an inside and an outside of a steel structural body are connected to an insulation panel to implement flexible connection and prevent a junction from cracking; and composite insulated wall boards are connected via a staggered seam to eliminate a continuous seam and improve the insulation effect.