Underground Soil Mixing Mixer With Expansion Accommodation

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Solution Overview

Problem

Existing mixers are not designed for underground use and lack a compact, easy-to-use configuration for reinforcing soil by mixing materials to improve foundation strength.

Innovation Solution

A mixer system comprising a mixer unit at the bottom of hoses carrying raw materials, with an expansion element to accommodate the mixed composition's expansion and provide strength to the foundation, and an extension assembly for easy maneuvering and attachment, facilitating underground mixing and reaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional mixer designs are used, then mixing function is provided, but the mixer cannot be used for underground mixing and lacks compact configuration

Engineering Contradiction:
Improveunderground mixing capabilityVSAvoidmixer configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mixer is divided into separate functional components: a mixing chamber, filler tubes for material input, and an expansion element. This segmentation allows each component to be optimized for its specific function while maintaining overall compactness for underground deployment

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filler tubes are positioned within or alongside the mixing chamber, and the expansion element is integrated into the mixer structure. This nested arrangement minimizes the overall footprint of the mixer, enabling compact underground installation while maintaining all necessary functions

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If existing mixer designs are used, then mixing is performed, but ease of operation and maneuvering is poor

Engineering Contradiction:
Improvemaneuvering and attachmentVSAvoidmixer structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mixer incorporates an extension assembly that can be extended or repositioned, allowing the mixer to be maneuvered to different locations and angles underground. This dynamic capability improves ease of operation without requiring complex fixed structures

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mixer design integrates multiple functions into a single device: material intake through filler tubes, mixing in the mixing chamber, expansion accommodation, and discharge. This multi-functionality reduces the need for multiple separate components, simplifying operation while maintaining versatility

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Volume of moving object

If no expansion accommodation is provided, then mixer size is reduced, but the mixed composition's expansion cannot be accommodated

Engineering Contradiction:
Improvemixer sizeVSAvoidexpansion accommodation
Core Design Contradiction:
Volume of moving objectVSAdaptability or versatility

Solution Approach 1:

The expansion element is integrated within or alongside the mixing chamber structure, allowing the mixer to accommodate volume increase during the mixing and expansion process without requiring a significantly larger external footprint. This enables compact design while maintaining expansion capability

Inventive Principle:
Principle #7Nested doll (Nesting)

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

Enables efficient underground mixing and reaction of materials to reinforce soil and improve foundation stability, with a compact and user-friendly configuration that accommodates chemical reactions and expansion of the mixture.

Implementation Method 1

whose reaction provides stability to the soil, thereby increasing the strength of the foundation

Methodology Applied
Scientific EffectChemical reaction: Chemical Bonding

Implementation Method 2

an expansion element to accommodate the mixed composition's expansion and provide strength to the foundation

Methodology Applied
Scientific EffectExpansion: Thermal Expansion

Data Source

PatentUS10538894B1Mixing device for silt fine soil
Publication Date: 2020.01.21 POLYMER TECH WORLDWIDE INC
  • US10538894B1 patent drawing
  • US10538894B1 patent drawing
  • US10538894B1 patent drawing

AI summary

The present invention is directed to an apparatus for mixing two or more materials underground. The apparatus comprises at least one hose in fluid communication with containers of the materials that are to be mixed. The apparatus further comprises a mixer in which the at least one hose is terminated. The mixer has at least one aperture for receiving the at least one hose. The mixer further defines a mixing chamber in fluid communication with the at least one aperture to receive the materials entering into each aperture through each hose for facilitating mixing thereof in the mixing chamber. The mixer further includes an outlet for discharging the mixture.