Offset Honeycomb Stone Block for Load-Bearing Walls
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Solution Overview
Problem
Natural stone building blocks with cells dug in the mass are fragile and unsuitable for load-bearing walls, and existing honeycomb systems lack high thermal resistance, leading to their limited use in construction.
Innovation Solution
A method for manufacturing insulating, honeycombed building blocks in natural or reconstituted stone or concrete, featuring alternating grooves with offset solids that provide mechanical and thermal insulation, with wider grooves on the edges to accommodate pipes and air flow, enhancing both mechanical strength and thermal resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If hollows are carved into natural stone blocks, then thermal resistance is improved, but mechanical strength deteriorates making the blocks fragile
Solution Approach 1:
The block is divided into multiple slices by grooves, with solids positioned to provide mechanical connection between slices. This segmentation creates insulating air gaps while maintaining structural integrity through the strategic placement of connecting solids.
Solution Approach 2:
Different regions of the block have different properties: edges have wider grooves for thermal insulation and pipe accommodation, while intermediate regions have narrower grooves. Solids are positioned at specific locations to provide mechanical strength where needed while maintaining thermal insulation in other areas.
2Adaptability or versatility
If grooves are formed to accommodate pipes and air flow, then functionality is improved, but mechanical strength deteriorates
Solution Approach 1:
The block structure is segmented into slices separated by grooves, allowing pipes to be accommodated in the grooves without compromising the overall structural integrity. The solids connect the slices and provide mechanical strength while the grooves maintain functional adaptability for pipe installation and air flow.
3Temperature
If alternating alveolar patterns are created with offset solids, then thermal resistance is improved, but manufacturing complexity increases
Solution Approach 1:
The alveolar patterns in alternating grooves are asymmetric with offset solids, creating effective thermal insulation by disrupting heat transfer paths. The asymmetric pattern is achieved through a systematic manufacturing process that alternates the pattern between adjacent grooves.
Solution Approach 2:
The manufacturing process uses periodic action by alternately creating alveolar patterns in successive grooves. The solids are positioned in an alternating pattern where each groove has a different configuration, creating a periodic structure that enhances thermal insulation while following a repeatable manufacturing sequence.
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 blocks achieve high mechanical and thermal resistance, approximately six times higher than standard blocks of the same thickness, making them suitable for load-bearing walls and improving energy efficiency.
Implementation Method 1
The block obtained using this process exhibits not only high mechanical resistance but also high thermal resistance, approximately six times greater than that of walls made with conventional blocks of the same thickness.
Data Source
Figure 1
Figure 2~2b
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AI summary
A method for producing a honeycomb insulating building block from natural or reconstituted stone or from concrete or clay, comprising horizontal faces (11), vertical lateral faces (10) extending in the direction of the largest dimension of the block and vertical end faces (12), with the steps of defining a first honeycomb arrangement and distribution model comprising one or a plurality of cells of predefined shapes and solid material portions of predefined shapes delimiting said cells, defining a second honeycomb arrangement model comprising one or a plurality of cells of predefined shapes and solid material portions of predefined shapes, that cannot be stacked on the previous model, forming, in the body of a block, according to successive vertical geometric planes spaced apart from each other, alternately, grooves that reproduce the first and second honeycomb patterns such that the solid material portions corresponding to each plane or groove are offset relative to the solid material portions of the contiguous plane or planes and the cells corresponding to each plane or groove are communicating and isolated from the cells of the contiguous groove or grooves by a portion of material of uniform thickness.