Heavy Compressor Valve Lifting Tool Design

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Solution Overview

Problem

Heavy compressor valves in industrial machinery are difficult to lift safely and efficiently, leading to potential wear and damage to the valves and associated machinery, especially when positioned in inconvenient locations.

Innovation Solution

A heavy compressor valve lifting tool with interfacing surfaces and reinforcing arms that surround and secure the valve, coupled with a lifting mechanism for safe and controlled lifting and movement, reducing the risk of slippage and damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a person attempts to lift a heavy compressor valve (50 pounds or more) manually, then the valve can be removed from the compressor, but it requires an enormous amount of strength and poses risk of wear and damage to the valve and machinery

Engineering Contradiction:
Improveease of valve removalVSAvoidrisk of wear and damage
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

A lifting tool serves as an intermediary device between the operator and the heavy compressor valve. The tool includes a valve interfacing device with contact surfaces that engage the valve, reinforcing arms that connect to the valve, and a lifting arm with a lifting mechanism. This intermediary structure allows operators to lift heavy valves safely without direct manual handling, reducing the risk of wear and damage while maintaining ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If heavy compressor valves are positioned in inconvenient locations on the compressor, then the valve can be installed in the required position, but it becomes a challenging task for operators and increases risk of damage

Engineering Contradiction:
Improvevalve positioning capabilityVSAvoiddifficulty of valve removal
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The lifting tool is designed with dynamic components including a movable lifting arm and adjustable valve interfacing device that can adapt to different valve positions on the compressor. The reinforcing arms can be positioned at various angles and the lifting mechanism can be adjusted to accommodate valves in convenient or inconvenient locations, making the tool versatile for different installation positions while maintaining ease of operation.

Inventive Principle:
Principle #15Dynamics

3Productivity

If frequent maintenance or removal of heavy compressor valves is required, then the valves can be removed for maintenance, but the valves and associated machinery are subject to increased wear and damage

Engineering Contradiction:
Improvemaintenance frequencyVSAvoidwear and damage accumulation
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The lifting tool is designed to be positioned around the perimeter of the valve before lifting begins. The valve interfacing device with its contact surfaces is placed against the valve, and the reinforcing arms are secured to the valve in advance. This preliminary positioning and securing action ensures that the valve is properly supported before the lifting mechanism is activated, allowing for frequent maintenance removals while minimizing wear and damage through proper initial setup.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10486946B1Heavy compressor valve lifting tool and associated methods
Publication Date: 2019.11.26 MARKWEST ENERGY PARTNERS LP
  • US10486946B1 patent drawing
  • US10486946B1 patent drawing
  • US10486946B1 patent drawing

AI summary

Embodiments of a heavy compressor valve removal tool to remove and lift heavy compressor valves and associated methods are provided. An embodiment of a heavy-compressor valve removal tool can include one or more valve interfacing surfaces to position along, interface with, and abuttingly contact a plurality of outer surfaces when positioned around a perimeter of a compressor valve. The tool also can include one or more reinforcing arms connected to the one or more valve interfacing surfaces to reinforce the one or more valve interfacing surfaces when lifting the heavy compressor valve and one or more tool lifting arms connected to the one or more reinforcing arms to lift the heavy compressor valve from a designated position when the tool is positioned around a perimeter of the heavy compressor valve.