3D Printed Construction Element With Air-Pocket Insulation Core
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Solution Overview
Problem
Conventional construction methods using 3D printing face issues such as weak interlayer bonding, poor thermal insulation, and high energy consumption due to heat retention, along with significant construction waste, necessitating improved structural integrity, thermal insulation, and reduced environmental impact.
Innovation Solution
A construction element is produced via additive manufacturing with an outer layer and inner matrix formed by successive layers, featuring air pockets and infused with filler material, using materials like clay, plastic particles, and carbon particles, and incorporating insulating inserts made from compressed waste and natural fibers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional 3D printing process is used to construct building structures, then construction speed is improved and labor requirement is decreased, but structural integrity deteriorates due to weak interlayer bonding and inaccurate material filling
Solution Approach 1:
The construction element is divided into an outer layer and an inner matrix with air pockets, where each segment serves a specific function. The outer layer provides structural strength while the inner matrix with air pockets provides insulation, resolving the contradiction by separating structural and thermal functions into distinct segments
Solution Approach 2:
The invention uses composite materials comprising clay, plastic particles, and carbon particles in specific proportions. This composite formulation enhances both structural integrity and thermal insulation properties simultaneously, addressing the contradiction between construction efficiency and structural reliability
2Strength
If conventional bricks and concrete blocks are used, then structural strength is maintained, but thermal insulation deteriorates leading to elevated temperature and increased energy consumption
Solution Approach 1:
The inner matrix is designed with air pockets created by the first and second layups, forming a porous structure that provides thermal insulation. This porous configuration reduces heat transfer while maintaining structural strength through the outer layer, thereby lowering energy consumption for cooling
Solution Approach 2:
Different regions of the construction element have different properties: the outer layer has high strength characteristics while the inner matrix has high insulation characteristics. This local differentiation allows the element to provide both structural strength and thermal insulation, reducing energy consumption without compromising strength
3Reliability
If conventional construction materials are used, then structural integrity is achieved, but construction waste increases leading to environmental hazards
Solution Approach 1:
The invention incorporates recycled plastic particles and natural fibers into the construction material formulation, transforming waste materials into useful construction components. This approach reduces construction waste while maintaining structural integrity through the composite material system
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
Enhances structural integrity, reduces heat retention, and minimizes construction waste, thereby lowering energy costs and environmental impact while maintaining structural stability and thermal insulation.
Implementation Method 1
The outer layer and the inner matrix are integrally formed by depositing successive layers using an additive manufacturing system
Implementation Method 2
the first layup and the second layup define a plurality of air pockets in the inner matrix
Implementation Method 3
the first layup and the second layup define a plurality of air pockets in the inner matrix
Implementation Method 4
a filler material is infused into at least some air pockets of the plurality of air pockets
Data Source
AI summary
The present disclosure is directed to a construction element produced by additive manufacturing, an additive manufacturing system for producing the construction element and a method for manufacturing the construction element. The construction element includes an outer layer. The outer layer is configured to define or form an enclosure. The construction element further includes an inner matrix. The inner matrix is formed within the enclosure. The outer layer and the inner matrix are formed integrally, by depositing successive layers using an additive manufacturing system. The inner matrix is defined by a first layup and a second layup. The first layup is laid along a first direction and across the enclosure. The second layup is laid juxtaposing the first layup. The first layup and the second layup define a plurality of air pockets in the inner matrix. Further, a filler material is infused into at least some air pockets of the plurality of air pockets.