Interlocking Dumper Floor Panel Structure Without Welding Cracks
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Solution Overview
Problem
Current dumper floor panel constructions suffer from deformations, cracks, and increased weight due to welding, leading to imbalance and increased fuel consumption, and require complex and costly repairs.
Innovation Solution
A dumper floor panel construction using aluminum extruded profiles with zigzag shapes that interlock without welding, providing strength and ease of assembly, and incorporating a shock absorber to absorb impacts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If welding is used to join floor sheet with supporting crosses, then strength is improved, but deformations and cracks occur
Solution Approach 1:
The patent replaces the welding process with a mechanical fastening system using bolts and nuts to join the floor sheet with supporting crosses. This substitution eliminates thermal effects and stress concentrations associated with welding, preventing deformations and cracks while maintaining structural strength through properly designed mechanical connections.
2Ease of manufacture
If distance between floor supporting cross and floor sheet is excessive, then ease of manufacture is improved, but permanent deflections and deformations occur
Solution Approach 1:
The patent optimizes the distance parameter between the supporting cross and floor sheet to an optimal value that prevents permanent deflections. By carefully selecting and controlling this dimensional parameter, the design achieves both ease of manufacture and structural integrity, avoiding excessive closeness that would complicate assembly while preventing excessive distance that would cause load-induced deformations.
3Ease of manufacture
If open-ended crosses are used, then ease of manufacture is improved, but bevel ends cause deformation after welding
Solution Approach 1:
The patent replaces welding with mechanical fastening, thereby eliminating the need for bevel ends on the crosses. The mechanical connection system can accommodate various cross shapes without requiring precise end geometry, allowing the use of simple open-ended crosses that are easy to manufacture while avoiding the deformation issues caused by welding-induced thermal stresses on beveled surfaces.
4Object-generated harmful factors
If weight sticks to inner surface of dumper vessel, then adhesion is improved, but discharge effectiveness deteriorates and tipping risk increases
Solution Approach 1:
The patent modifies the local quality of the floor surface by introducing a profiled or textured surface treatment on specific areas of the floor sheet. This creates zones with controlled adhesion characteristics - sufficient grip for material transport but reduced sticking that allows complete discharge. The localized surface modification prevents uniform adhesion across the entire floor, enabling effective material release without compromising transport stability.
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 solution enhances durability, reduces weight, prevents deformations, and simplifies repairs while maintaining strength and balance, thus reducing fuel consumption and tipping risks.
Implementation Method 1
incorporating a shock absorber to absorb impacts
Data Source
Figure 1
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AI summary
The invention is related with a dumper floor panel structure (A) including a dumper vessel (1), a lower belt (2) ensuring the connection of the dumper vessel (1) with the floor, and is also related with including at least one lower floor profile (41) and one upper floor profile (42) offering supporting strength to the dumper vessel (1) from the lower part and a floor panel (4) offering a click-fit connection of those components thanks to their shapes and forms.