Refuse Vehicle Loading Mechanism Frame Structure
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Solution Overview
Problem
Existing refuse collection vehicle loading mechanisms are heavy due to the need for strong and rigid frames to withstand large forces, leading to high operating costs.
Innovation Solution
A loading mechanism with a frame structure featuring a support plate connected via a support plate cylinder, a pressure plate connected via a pressure plate cylinder, and a cross member surrounded by a holding element with fastening plates, allowing for a compact and effective attachment of components, reducing the need for robust materials while maintaining stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the frame structure is made strong and rigid to withstand large pressing forces, then the stability and connection rigidity are improved, but the weight of the loading mechanism increases
Solution Approach 1:
The frame structure is divided into modular components including cross members, side surfaces with supports, and integrated cylinder mountings. This segmentation allows each component to be optimized for its specific function while contributing to overall stability, reducing the need for excessive material throughout the entire structure.
Solution Approach 2:
The carrier plate cylinder and pressure plate cylinder are integrated directly into the frame structure as load-bearing components. The cylinders serve dual functions: providing mechanical motion and acting as structural supports that transfer pressing forces directly to the frame, eliminating the need for separate robust mounting brackets and reducing overall structure weight.
2Strength
If the frame structure is made strong and rigid to withstand large pressing forces, then the connection rigidity is improved, but the weight of the loading mechanism increases
Solution Approach 1:
The cylinders are merged with the frame structure to serve as both actuating components and load-bearing structural elements. This integration creates direct force transfer paths from the pressing operation to the frame, maintaining connection rigidity while using less material than would be required with separate mounting structures.
Solution Approach 2:
The frame structure is designed with pre-calculated force distribution paths that route pressing forces through the integrated cylinders and supports before they reach the cross members. This preliminary force management allows for optimized material placement that maintains strength while minimizing weight.
3Strength
If the side surfaces are made thicker to absorb bending stresses, then the strength and stability are improved, but the weight of the loading mechanism increases
Solution Approach 1:
The side surfaces are segmented with integrated supports that create discrete load-bearing zones. These supports are positioned to intercept bending stresses at critical points, allowing the main side surface panels to be thinner while maintaining overall structural strength through the distributed support system.
Solution Approach 2:
The supports act as intermediary elements between the side surfaces and the internal structure. They mediate the bending stresses by providing localized reinforcement and force distribution, enabling thinner side surfaces while maintaining strength requirements.
4Reliability
If robust materials and components are used to ensure stability, then the reliability is improved, but the manufacturing cost and weight increase
Solution Approach 1:
The cylinders are merged with the frame structure to serve dual purposes as both functional components and structural supports. This reduces the total number of parts that need to be manufactured and assembled, lowering manufacturing complexity and cost while maintaining reliability through the integrated load paths.
Solution Approach 2:
The frame structure and cylinders are designed with multi-functionality, serving both structural support roles and mechanical actuation roles. This universality reduces the need for specialized robust components for each function, simplifying manufacturing and reducing overall system cost while maintaining reliability.
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 results in a lighter loading mechanism that maintains stability and connection rigidity, reducing the overall weight and energy consumption of the refuse collection vehicle.
Implementation Method 1
a support plate connected to the frame structure via a support plate cylinder, and a pressure plate connected to the support plate cylinder via a pressure plate cylinder
Data Source
AI summary
The present invention relates to a loading device (1) for a waste collection vehicle, comprising: a frame structure (2) of the loading device (1), a support plate (3) which is connected to the frame structure (2) via a support plate cylinder (4), and a press plate (5) which is connected to the support plate cylinder (4) via a press plate cylinder (6), wherein the support plate cylinder (4) is integrated into the supporting structure of the loading device (1).