Stackable Building Block Tongue Groove Alignment
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Solution Overview
Problem
Existing building blocks do not efficiently align and connect vertically adjacent blocks without seams, requiring additional pinning and complicating the construction process.
Innovation Solution
The building block design features opposing outer members spaced by risers that extend from the bottom to above the outer members, creating a void center, allowing for self-alignment and connection of blocks without vertical pinning, with a continuous tongue and groove system for easy assembly and anchoring to a foundation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional building blocks with channels and slats are used to connect vertically adjacent blocks, then the blocks can be connected together, but additional pinning is required and the construction process becomes complicated
Solution Approach 1:
The building block is segmented into distinct functional components: outer members forming the walls, risers providing vertical connection points, and a void center for anchoring. This segmentation allows each component to serve its specific function independently, eliminating the need for complex pinning systems while maintaining connection integrity.
Solution Approach 2:
The risers act as intermediary elements that extend from the bottom of one block above the outer members to connect with the void center of the stacked block. This intermediary structure provides a direct connection path between blocks, replacing the need for separate pinning mechanisms and simplifying the construction process.
2Productivity
If blocks are stacked vertically with seams aligned, then the construction is straightforward, but vertical seams create weak points in the wall structure
Solution Approach 1:
The block design incorporates asymmetric features including the positioning of risers relative to the void center and the offset stacking requirement. This asymmetry forces alternating stack patterns that naturally offset vertical seams, distributing structural stress more evenly and eliminating weak points while maintaining efficient construction.
3Quantity of substance
If outer members are closely spaced to minimize wall thickness, then material usage is reduced, but alignment and connection between stacked blocks becomes difficult
Solution Approach 1:
The tongue and groove system provides self-aligning functionality during block stacking. The groove in the outer member receives the tongue of the stacked block, automatically guiding proper alignment without requiring external tools or complex mechanisms. This self-service alignment feature enables easy construction while maintaining efficient material usage through optimized member spacing.
Data Source
AI summary
A wall comprises building blocks with opposing like outer members spaced apart by at least two risers as cross members inward from outer member ends leaving a center open with a void between the outer members and the risers. The risers extend from the bottom of the block to above the outer member tops. A continuous tongue projects upward from the top of the outer members parallel thereto along the length of the outer member and mates with grooves along the bottom of a similar outer member stackable thereon for ease of block alignment. A next stacked block is nailed to the risers projecting into its center.