Pipe Insulation Compression with Movable Walls for Uniform Bundles

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Solution Overview

Problem

Existing compression and packing processes for pipe insulation result in non-uniform shapes and sizes, leading to damage and inefficient loading onto shipping vehicles due to the use of vacuum packaging techniques.

Innovation Solution

A system utilizing a compression member and movable opposing walls in a stacking bay to compress pipe insulation into uniform bundles without vacuum packing, with external longitudinal slits to minimize air space, allowing for efficient packaging and loading.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If vacuum packaging techniques are used to compress pipe insulation, then the insulation can be compressed into smaller volumes, but the insulation material is damaged due to extreme vacuum and the packages are non-uniform in shape and size

Engineering Contradiction:
Improvevolume of insulation packagesVSAvoidintegrity of insulation material
Core Design Contradiction:
Volume of moving objectVSReliability

Solution Approach 1:

Instead of using vacuum to compress the insulation (removing air to create compression), the patent uses reverse action by introducing air pressure through aeration chambers that force air into the insulation material, causing it to expand and then be mechanically compressed by moving walls. This inverts the conventional approach and avoids the damaging effects of extreme vacuum while achieving compression.

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The patent introduces aeration chambers as an intermediary mechanism between the insulation material and the compression process. These chambers allow controlled air introduction that prepares the insulation for compression, acting as a mediator that prevents direct damage from extreme vacuum while enabling the compression process to proceed effectively.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Volume of moving object

If vacuum packaging techniques are used to compress pipe insulation, then the insulation can be compressed, but the packages are non-uniform in shape and size making loading inefficient

Engineering Contradiction:
Improvevolume of insulation packagesVSAvoidloading efficiency
Core Design Contradiction:
Volume of moving objectVSProductivity

Solution Approach 1:

The patent employs dynamically moving walls that can adjust their position and movement rate to accommodate the expansion and compression of insulation material in real-time. The walls move at predetermined rates synchronized with the compression process, ensuring uniform packaging dimensions are achieved consistently, which directly improves loading efficiency by creating uniform packages.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes physical parameters during the compression process, including the rate of wall movement, air pressure in aeration chambers, and compression force applied. By dynamically adjusting these parameters, the system achieves uniform package dimensions while maintaining productivity, resolving the contradiction between volume reduction and loading efficiency.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If moving walls are used to compress insulation without vacuum packing, then product damage is reduced and uniform shapes are achieved, but the device complexity increases

Engineering Contradiction:
Improveintegrity of insulation materialVSAvoidcomplexity of compression equipment
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The compression device is segmented into distinct functional modules: aeration chambers for air introduction, movable walls for compression, and control mechanisms for coordinating movement. This segmentation allows each component to perform its specific function independently, reducing overall system complexity while achieving the goal of damage-free uniform compression.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system incorporates feedback mechanisms where the movement of walls and compression process self-regulate based on predetermined rates and material response. The equipment essentially services itself by automatically adjusting compression parameters based on the insulation material's expansion and compression behavior, reducing the need for complex external control systems.

Inventive Principle:
Principle #25Self-service

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 achieves reduced product damage and improved loading efficiency by compressing insulation into consistent shapes and sizes, enhancing storage and shipment capabilities.

Implementation Method 1

the at least one of the two opposing walls may be spring biased toward the other of the two opposing walls with a spring force that allows the lateral distance to increase as compressed insulation expands along the second axis

Methodology Applied
Scientific EffectSpring force: Spring

Data Source

PatentUS11427358B2Pipe compression equipment
Publication Date: 2022.08.30 JOHNS MANVILLE CORP
  • US11427358B2 patent drawing
  • US11427358B2 patent drawing
  • US11427358B2 patent drawing

AI summary

A system for compressing and packing pipe insulation includes a compression member that is movable along a first axis to compress pieces of pipe insulation. A stacking bay includes opposing walls that are spaced apart from one another. At least one of the two opposing walls is movable relative to the other of the two opposing walls along a second axis to adjust a lateral distance between the opposing walls to accommodate an increasing size of the pieces of pipe insulation along the second axis. The first axis is generally orthogonal to the second axis. A packing member that applies a force along a third axis to the pieces of pipe insulation after being compressed. The third axis is generally orthogonal to the first and second axes. The first axis is generally orthogonal to the second axis. The compression member is aligned with a space formed between the opposing walls.