Thick Material Pump Layout With Offset Center of Mass Stability
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Solution Overview
Problem
Existing construction machines for conveying thick matter lack stability and safety during setup and transportation, particularly when used as vehicle trailers.
Innovation Solution
A construction machine design featuring an electrical drive system, a main frame with multiple support points, and a centralized overall center of mass distribution to enhance stability and maneuverability, combined with a hydraulic or electrical drive mechanism for the thick matter pump unit, ensuring safe and efficient operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the construction machine is designed with a conventional center of mass arrangement, then the structure is simpler, but the stability and susceptibility to tipping over increases
Solution Approach 1:
The patent applies asymmetry by deliberately positioning the overall center of mass at an offset from the geometric center of the support area. This asymmetric arrangement creates an intentional weight distribution that improves stability during operation while maintaining manageable complexity in the structural design.
2Ease of operation
If the overall center of mass is arranged at the geometric center of the support area, then the weight distribution is more uniform, but the maneuverability and ease of transportation deteriorates
Solution Approach 1:
The patent deliberately creates an asymmetric weight distribution by positioning the overall center of mass at an offset from the geometric center of the support area. This asymmetric arrangement improves maneuverability and ease of transportation while maintaining acceptable weight distribution characteristics for stable operation.
3Adaptability or versatility
If all support points are equally loaded, then the structural loading is more balanced, but the adaptability to different operating conditions decreases
Solution Approach 1:
The patent applies local quality by allowing different support points to have different loading characteristics. The support point arrangement and overall center of mass positioning are designed to create varying load distributions that adapt to different operating conditions, such as transportation versus operational states, rather than maintaining uniform loading across all support points.
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 design provides enhanced stability and maneuverability, allowing safe setup and transportation of the construction machine, particularly when used as a vehicle trailer, with a balanced distribution of weight forces to minimize tipping and improve driving behavior.
Implementation Method 1
The electrical drive device (3) can be used to convert electrical energy drawn from the electrical energy store (2) at least partly into kinetic energy
Implementation Method 2
the overall center of mass is arranged at a distance from a geometric center of gravity of the support area along the construction machine longitudinal direction... the overall mass of the construction machine is distributed between the support points such that at least one of the support points is subject to less loading than the other support points
Data Source
AI summary
A construction machine for conveying thick material has: an electrical energy storage device, an electrical drive device that is electrically connected to the electrical energy storage device, a thick material pump unit and a base frame that has at least three support points spaced apart from one another transversely to a direction of gravity and at which the construction machine is supported relative to a base. In a plan view of the construction machine, a support surface of the construction machine extends between the support points, wherein the electrical energy storage device, the electrical drive device, the thick material pump unit and the base frame are arranged relative to one another in such a way that an overall center of gravity of the construction machine is arranged within the support surface in the plan view of the construction machine and along a longitudinal direction of the construction machine at a distance from a geometric center of gravity of the support surface.