Vibrator Assembly Silo Pipe Segmentation for Material Throughput

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Solution Overview

Problem

Existing vibrator assemblies for creating stone columns are limited in the quantity of material that can be directed into the drill hole per unit of time, hindering the efficiency of the stone column creation process.

Innovation Solution

The vibrator assembly features a silo pipe with multiple channels and a supply unit that allows for independent control of material delivery, utilizing compressed air to efficiently direct and compact material into the drill hole, increasing the material throughput.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a single-channel silo pipe is used, then the device complexity is low, but the productivity is limited due to restricted material delivery rate

Engineering Contradiction:
Improvematerial delivery rateVSAvoidsilo pipe structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The silo pipe is divided into multiple parallel channels (at least two) that run from the first end to the second end. Each channel can independently receive and deliver material through the vibrator assembly into the drill hole, thereby increasing the overall material delivery rate while maintaining a relatively simple structural design for each individual channel.

Inventive Principle:
Principle #1Segmentation

2Productivity

If the supply unit is fixed relative to the silo pipe, then the ease of operation is high, but the productivity is reduced due to inability to optimize material delivery timing

Engineering Contradiction:
Improvematerial delivery efficiencyVSAvoidcontrol complexity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The supply unit is designed to move independently along the silo pipe parallel to its longitudinal axis, allowing dynamic adjustment of the supply unit's position and timing relative to the vibrator assembly's operation. This enables optimization of material delivery timing and positioning to maximize productivity while maintaining operational simplicity through guided linear motion.

Inventive Principle:
Principle #15Dynamics

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 significantly enhances the rate at which material can be introduced into the drill hole, improving the efficiency and speed of stone column creation by allowing greater quantities of material to be delivered per unit of time.

Implementation Method 1

vibrator assemblies, which with the aid of vibrations penetrate to some extent into the ground and generate a drill hole in the ground

Methodology Applied
Scientific EffectVibration: Vibration

Implementation Method 2

utilizing compressed air to efficiently direct and compact material into the drill hole

Methodology Applied
Scientific EffectCompressed air: Pressure Gradient

Data Source

PatentUS11970832B2Vibrator assembly for creating stone columns, and method for creating stone columns
Publication Date: 2024.04.30 DEGEN ALEXANDER
  • US11970832B2 patent drawing
  • US11970832B2 patent drawing
  • US11970832B2 patent drawing

AI summary

A vibrator assembly comprising a feed pipe that has a longitudinal axis as well as a first end and a second end. The vibrator assembly may further comprise a vibrator unit that is mechanically coupled to the feed pipe, and a filling assembly which extends into the feed pipe at the first end and is designed to pick up material and direct same into the feed pipe. The feed pipe may have at least two separate channels from the first end to the second end and parallel to the longitudinal axis.