Drilling Rig Link Carrier for Safe Handling

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Solution Overview

Problem

The existing methods for securing and handling links in drilling rigs are cumbersome and time-consuming, particularly due to the weight and variety of links, which complicates the process of rigging up and rigging down, necessitating a more efficient and safer solution for installation and removal.

Innovation Solution

A carrier system with a link ear and securing mechanisms that allows for the removably securing and transporting of links within the drilling rig, featuring a tool with a link ear to attach the first end of the link and a carrier that can move to secure and transport the link, facilitating easier handling and installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual handling methods are used for securing links, then the process is simple in terms of equipment, but the time required and manual labor increase significantly

Engineering Contradiction:
Improvelink installation speedVSAvoidcarrier system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent introduces a carrier as an intermediary device between the link and the drilling rig equipment. The carrier has a carrier body that receives the link, a link ear that attaches to the link, and a bail that connects to the rig equipment. This intermediary carrier simplifies the handling process by providing a standardized interface and mechanical advantage, reducing the time and labor required for link installation while maintaining acceptable system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If heavy links are handled directly, then the equipment required is minimal, but the safety risks and physical strain increase

Engineering Contradiction:
Improvehandling safetyVSAvoidsecuring mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The carrier system provides mechanical advantage through its structural design, including the bail configuration and attachment points. The carrier body distributes the weight of the link across multiple contact points and transfer loads through the bail to the rig equipment, reducing the physical strain on workers and improving handling safety while maintaining a relatively simple securing mechanism.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

3Adaptability or versatility

If links of various weights and configurations are handled, then the system must be highly adaptable, but the handling process becomes more complex

Engineering Contradiction:
Improvelink configuration flexibilityVSAvoidrigging operation simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The carrier is designed with universal features that allow it to handle links of various weights and configurations. The carrier body provides a standardized receiving space, the link ear offers a consistent attachment point, and the bail configuration can accommodate different rig equipment interfaces. This multi-functional design enables the same carrier system to handle diverse link types while maintaining operational simplicity through standardized procedures.

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

Data Source

PatentUS9194191B2Link carrier apparatus for a drilling rig
Publication Date: 2015.11.24 FRANKS INT
  • US9194191B2 patent drawing
  • US9194191B2 patent drawing
  • US9194191B2 patent drawing

AI summary

An apparatus, a system, and a method to secure a link in a drilling rig. The apparatus includes a carrier configured to removably secure at least a portion of the link therein, in which the carrier is configured to have a first end of the link accessible outside of the carrier. Further, the system includes a tool having a link ear and suspended within the drilling rig, the link ear configured to attach a first end of the link thereupon, and a carrier configured to removably secure at least a portion of the link, in which the first end of the link is accessible to attach to the link ear.