Refractory Brick Linkage for Vault Stability
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Solution Overview
Problem
The existing methods for assembling vault-like support structures in industrial furnaces, such as those in the burner area of a lime shaft kiln, face difficulties due to form-fitted connections via radial grooves and tongues, which complicate back-to-back brick placement and often result in uneven force fitting, requiring significant assembly work and lacking stability.
Innovation Solution
Designing bricks with form-fitting elements in both the X and Y-directions to stabilize the bond in the Z-direction, allowing for easy assembly and forming a stable vault-like structure, where the majority of bricks have corresponding profiles on their sides for interlocking, with optional different formats for end bricks and a focus on mechanical stability through profile size and offset arrangements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If bricks are connected via radial grooves and tongues in the Z-direction, then the bricks can be stacked vertically, but the assembly becomes complex and back-to-back placement becomes difficult or impossible
Solution Approach 1:
The patent extends the form-fitting connection from a single radial direction (Z-axis) to multiple dimensions by adding profiles in the X and Y directions. This multi-directional approach allows bricks to be connected not only vertically but also in horizontal arrangements, enabling back-to-back placement while maintaining stacking stability.
Solution Approach 2:
The connection system is segmented into multiple independent profile sets: radial profiles in the Z-direction for vertical stacking, and additional profiles in the X and Y directions for horizontal connections. This segmentation allows each directional connection to function independently, simplifying the overall assembly process while maintaining structural integrity.
2Stress or pressure
If radial grooves and tongues are used for brick connection, then vertical alignment is achieved, but uneven force fitting occurs in the three coordinate directions
Solution Approach 1:
Different profile configurations are applied to different faces of the brick based on local requirements. The radial profiles in the Z-direction provide vertical alignment, while additional profiles in the X and Y directions address horizontal force distribution. This localized optimization ensures uniform force fitting across all three coordinate directions while maintaining overall structural stability.
3Stability of the object's composition
If multiple different brick formats are used to achieve proper fitting in all directions, then structural stability is improved, but the number of brick types and assembly complexity increases
Solution Approach 1:
The brick design incorporates multiple sets of profiles (radial in Z-direction, and additional profiles in X and Y directions) that can accommodate various arrangement patterns using the same brick format. This multi-functional profile system allows a single brick type to be used in different positions and orientations, reducing the need for multiple specialized brick formats while maintaining structural stability.
Data Source
AI summary
The invention relates to a set (array) of refractory ceramic bricks for the formation of a vault-like (arch-like) support structure.