Adjustable Leveling Blocks for Rapid Wall Alignment
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Solution Overview
Problem
The construction of concrete walls using conventional concrete masonry units (CMUs) is a time-consuming process that requires skilled labor and precise positioning, as the consistency and strength of mortar significantly impact the quality and strength of the wall, and the process lacks efficient methods for achieving level and plumb alignment.
Innovation Solution
A wall construction system utilizing leveling blocks with threaded bolts and plates that allow for adjustable positioning and alignment, enabling rapid and accurate leveling of blocks without the need for a mortar setting bed, allowing for easy assembly by untrained workers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional CMU and mortar are used, then wall strength and bonding are achieved, but construction time increases and skilled labor is required
Solution Approach 1:
The patent removes mortar from the wall construction system entirely, replacing it with a mechanical interlocking mechanism using protrusions and recesses on concrete blocks. This extraction of the mortar function eliminates the time-consuming application and curing processes while maintaining structural integrity through direct mechanical connection between blocks
Solution Approach 2:
The patent replaces the chemical bonding mechanism of mortar with a mechanical interlocking system. The protrusions and recesses create a physical connection that substitutes for mortar's adhesive and cohesive properties, enabling rapid assembly without skilled labor while maintaining wall strength
2Manufacturing precision
If mortar is used for positioning, then bonding is achieved, but positioning accuracy must be constantly checked increasing assembly time
Solution Approach 1:
The mechanical interlocking system is self-aligning and self-checking. The protrusions and recesses automatically guide blocks into correct positions during assembly, eliminating the need for external positioning checks. The system inherently ensures positioning accuracy through its geometric design, making continuous verification unnecessary
3Reliability
If skilled masons are used, then wall quality is improved, but labor cost and complexity increase
Solution Approach 1:
The system is designed to be self-explanatory and self-assembling. The geometric features (protrusions, recesses, ledges) automatically guide untrained workers through the assembly process without requiring knowledge of mortar application or positioning techniques. The blocks themselves provide the instructions for correct assembly through their interlocking geometry
Solution Approach 2:
The wall system is segmented into standardized blocks with consistent interlocking features. This segmentation creates modularity that simplifies assembly, allowing untrained workers to repeat the same simple insertion motion for each block without requiring skilled judgment or varying techniques
Data Source
AI summary
A wall construction system includes a first plurality of leveling blocks arranged in a first course and a second plurality of field blocks arranged in a second course atop the first course. Each leveling block has a leveling plate that engages a lower surface of the leveling block and includes a bore for receiving a threaded bolt having a contact surface. The threaded bolt is adapted to be threaded to a desired position relative to the leveling plate to permit the contact surface to be positioned at a desired vertical position relative to the lower surface of the block such that the upper surface of the block is disposed substantially in a particular orientation when the block is placed on a surface. Each field block includes a lower surface that interfits with the upper surface of at least one of the leveling blocks.