Side-Wall Vibration Frame for Accurate Foundation Pile Insertion
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing vibration devices for inserting foundation elements into the ground face issues such as inaccuracies in connection, damage to the elements due to high forces, reduced lifespan of components, and increased maintenance needs, especially when connecting after upending, and noise and handling difficulties.
Innovation Solution
A vibration device that encloses around the side wall of the foundation element, allowing for improved positioning, reduced noise emission, increased lifting height, and efficient force transfer, using a base frame with vibration elements positioned near the crane for enhanced control and stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the vibration device is connected to the foundation element before upending it, then connection accuracy is improved, but large forces are exerted on the foundation element and vibration device during upending, reducing the life-time of the vibration device
Solution Approach 1:
The base frame is divided into multiple segments that can be independently positioned and secured around the foundation element. This segmentation allows the device to be assembled in sections, reducing the forces required during upending while maintaining connection accuracy through precise positioning of individual segments.
Solution Approach 2:
A coupling mechanism acts as an intermediary between the base frame segments and the foundation element. This intermediary component facilitates secure connection before upending while distributing forces during the upending process, thereby protecting the vibration device from excessive force while maintaining connection accuracy.
2Duration of action of stationary object
If the vibration device is connected after upending the element, then the life-time of the vibration device is improved, but connection accuracy deteriorates due to high forces and positioning difficulties
Solution Approach 1:
The base frame segments are preliminarily positioned and secured around the foundation element in a horizontal position before upending. This preliminary action establishes accurate connection points in advance, allowing the vibration device to be properly aligned and secured before the upending operation, thus achieving both high connection accuracy and reduced forces during upending.
3Force
If large forces are exerted during hoisting and positioning, then the foundation element can be moved, but damage occurs to the foundation element and vibration device components
Solution Approach 1:
The base frame is designed with dynamic positioning capabilities, allowing it to adapt to the foundation element's position during hoisting. The segments can adjust their positioning dynamically, reducing peak forces required while maintaining control, thereby preventing damage to both the foundation element and vibration device components.
Solution Approach 2:
The base frame segments are positioned and secured in a way that provides cushioning protection during the hoisting process. This beforehand cushioning arrangement absorbs and distributes forces that would otherwise concentrate on critical components, preventing damage to the foundation element and vibration device while enabling successful hoisting operations.
4Ease of manufacture
If the vibration device is positioned at the end of the foundation element, then connection is simplified, but noise emission increases due to resonance during insertion
Solution Approach 1:
The base frame is positioned around the side wall of the foundation element rather than at the end, utilizing a different spatial dimension for connection. This dimensional change allows the vibration device to be located at an optimal position that reduces resonance and noise emission while maintaining connection simplicity through the modular segment design that can be attached around the element's circumference.
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 device reduces damage to foundation elements, enhances lifting capabilities, minimizes noise, and improves handling and control during insertion and removal, with reduced maintenance and increased operational efficiency.
Implementation Method 1
The known vibration devices drive the foundation element, such as a solid or hollow foundation pile, into the ground using vibrations
Implementation Method 2
the emission of noise is significantly reduced compared to the known devices. This is first of all due to the fact that the device can be placed about halfway of the length of the foundation element. This significantly reduces resonance in the element during insertion, in turn reducing overall noise emission
Data Source
AI summary
A vibration device for inserting a foundation element into the ground includes a base frame having an inner space, and one or more vibration elements that are connected to the base frame. During use, the base frame extends at least partly around a side wall of the foundation element to at least partially enclose said foundation element in the inner space. A vibration system, a vibration assembly and a method for inserting a foundation element into the ground.