Trailer Floor Insulation Using Segmented I-Beams
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Solution Overview
Problem
Trailer floors are not well-insulated, leading to increased heating and cooling costs, and existing insulated floor assemblies are heavy, bulky, and difficult to install due to requiring pre-assembling before being brought into the trailer.
Innovation Solution
A thermally insulated floor design featuring parallel I-beam cross members supporting a layer of composite structure insulation, which is covered by extruded aluminum or composite wood, allowing each layer to be separately installed within the trailer, simplifying the installation process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If foam insulation is inserted between support beams as a pre-assembled unit, then thermal insulation performance is improved, but the floor assembly becomes heavy and difficult to install
Solution Approach 1:
The floor assembly is divided into separate components: support beams, insulation panels, and flooring material can be installed independently rather than as a single pre-assembled unit. This segmentation allows each component to be optimized separately and simplifies installation logistics.
Solution Approach 2:
The support beams are installed first and left protruding from the trailer floor, creating a prepared framework that receives insulation panels and flooring material sequentially. This preliminary action enables subsequent components to be installed in place without requiring complex pre-assembly.
2Loss of energy
If pre-assembled insulated floors are used, then thermal insulation is provided, but manufacturing complexity increases
Solution Approach 1:
The manufacturing process is segmented into independent steps: installing support beams, then insulation panels, then flooring material. Each step can be performed independently with simple equipment, avoiding the complexity of pre-assembling complete insulated floor units.
Solution Approach 2:
Support beams are installed first as a preliminary framework, simplifying subsequent installation steps. This sequential approach breaks down the manufacturing process into manageable stages rather than requiring complex pre-assembly operations.
3Loss of energy
If thick insulation layers are installed to improve thermal performance, then heating and cooling costs decrease, but the floor assembly becomes bulkier and harder to install
Solution Approach 1:
Thick insulation is divided into multiple thinner panels that can be installed sequentially between support beams. This segmentation reduces the volume of material that must be handled at one time while achieving the same total insulation thickness and thermal performance.
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
This design allows for easier and more efficient installation of insulation layers, reducing manufacturing complexity and potentially lowering energy costs by improving thermal insulation without the need for pre-assembled, heavy floor assemblies.
Implementation Method 1
A substantially planar panel of thermally insulating material is disposed on and supported by the layer of parallel support beams
Implementation Method 2
A substantially planar layer of extruded aluminum is disposed on and supported by the panel of thermally insulating material
Data Source
AI summary
A thermally insulated floor for a trailer includes a layer of parallel support beams. Each support beam is oriented in a direction substantially perpendicular to a forward direction of the trailer. A substantially planar panel of thermally insulating material is disposed on and supported by the layer of parallel support beams. A substantially planar layer of extruded aluminum is disposed on and supported by the panel of thermally insulating material. The support beams, the panel of thermally insulating material, and the layer of extruded aluminum are secured together.