Pumice Block Cavity Insulation with Recycled Marble
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Solution Overview
Problem
Current methods for producing pumice blocks lack efficient insulation material integration, leading to heat loss, high construction costs, and chemical damage, while also not effectively utilizing recycled materials for improved thermal and sound insulation.
Innovation Solution
A method involving mixing grinded pumice aggregate with cement and water to create pumice mortar, casting into molds with cavities, applying pressure, and filling these cavities with foam concrete made from recycled marble residues, which is then cured and shaped to enhance adherence and insulation properties, using a specialized production plant to streamline the process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If pumice blocks are produced using conventional methods without cavity filling, then manufacturing simplicity is maintained, but thermal insulation performance is insufficient leading to heat loss
Solution Approach 1:
The patent applies preliminary action by pre-forming cavities within the pumice blocks during the molding stage before final curing. This allows insulation material to be subsequently introduced into the pre-prepared cavities, enhancing thermal insulation without requiring complex post-processing equipment or procedures.
Solution Approach 2:
The patent utilizes the inherent porous structure of pumice material to create cavities that can be filled with insulation material. The porous nature of pumice naturally forms void spaces that serve as ideal cavities for receiving and retaining insulation material, eliminating the need for additional cavity-forming equipment.
2Loss of substance
If recycled marble residues are not utilized in production, then manufacturing process simplicity is maintained, but material waste increases and environmental friendliness decreases
Solution Approach 1:
The patent implements the discarding and recovering principle by collecting marble residues from other manufacturing processes and reintegrating them into pumice block production. The marble residues are ground into fine powder and mixed with pumice aggregate and cement, transforming waste material into a valuable component that enhances both thermal insulation and structural properties.
Solution Approach 2:
The patent creates composite materials by combining marble residue powder with pumice aggregate and cement binder. This composite mixture leverages the complementary properties of each material: marble residue provides fine filler and insulation, pumice provides lightweight porous structure, and cement provides binding strength, resulting in enhanced overall performance.
3Loss of energy
If cavities in pumice blocks are not filled with insulation material, then construction costs are reduced, but thermal loss increases and insulation performance deteriorates
Solution Approach 1:
The patent applies local quality by concentrating insulation material specifically within the cavities of pumice blocks rather than uniformly distributing it throughout the entire block structure. This localized approach places insulation material precisely where thermal bridges and heat loss are most likely to occur, maximizing insulation efficiency while minimizing material consumption.
Solution Approach 2:
The patent implements the nesting principle by placing insulation material inside the cavities that are already formed within the pumice block structure. The insulation material is nested within the existing porous framework of the pumice, creating a hierarchical structure where the pumice block contains cavities that contain insulation material, thereby enhancing insulation without adding significant external volume.
4Reliability
If insulation material is not properly adhered to cavity surfaces, then material application simplicity is maintained, but thermal insulation effectiveness and fire resistance are compromised
Solution Approach 1:
The patent uses cement slurry as an intermediary substance applied to the cavity surfaces before introducing the insulation material. This cement slurry acts as a bonding agent that adheres to the pumice cavity walls and provides a sticky surface for the insulation material to attach to, ensuring strong adhesion without requiring complex surface treatment equipment or procedures.
Solution Approach 2:
The patent changes the physical state and adhesive properties of the cavity surface by applying liquid cement slurry that transitions from a fluid state to a hardened bonding layer. This parameter change in the surface condition (from smooth porous pumice surface to cement-coated adhesive surface) significantly enhances the adherence of insulation material through chemical bonding and mechanical interlocking.
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 method and plant combination improves the thermal and sound insulation of pumice blocks, reduces construction costs, and effectively recycles marble residues, enhancing the adherence of insulation materials within the blocks while minimizing heat loss and chemical damage.
Implementation Method 1
the natural pumice which is very light, porous and water-absorbent
Implementation Method 2
enhancing the adherence of insulation materials within the blocks
Data Source
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AI summary
The present invention proposes a method for producing pumice block filled with insulation material comprising the sequential steps of a) mixing grinded/sieved pumice aggregate, cement and water within a mixer for obtaining pumice mortar, b) casting the obtained fresh pumice mortar into molds for obtaining blocks with at least one cavity, c) applying pressure on to the upper surface of the molded mortar, d) removing the pressed blocks from the molds, e) pouring readily prepared insulation material into at least one cavity of each block for partially filling the same up to %90 of the height of said cavity, f) curing the obtained blocks in a hardening chamber, g) again, pouring the same insulation material into the partially filled cavity for completely filling the same, h) curing the obtained blocks in a hardening chamber, i) scalping the cured blocks for bringing the same into pre-defined dimensions, j) packaging the obtained pumice blocks. Said invention also proposes a production plant for producing pumice block filled with insulation material by using above disclosed method steps.