Drill String Transmission Line Sleeve for Stable Retention
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Solution Overview
Problem
Existing methods for retaining transmission lines within drill string components are inadequate, as they fail to effectively minimize movement and interference with tools or debris, require expensive equipment, and need highly trained personnel for installation.
Innovation Solution
A drill string component with a bore that includes a slot and features to engage corresponding features on the transmission line, along with a sleeve to retain the line, and a tension anchor system to maintain tension, ensuring secure and efficient installation without specialized tools.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing retention methods are used, then installation can be performed, but the transmission line moves excessively and interferes with tools or debris
Solution Approach 1:
The retention system is divided into distinct functional segments: the slot structure for positioning, the engagement features for securing, and the sleeve for isolation. This segmentation allows each component to perform its specific function effectively while maintaining overall system reliability without requiring complex integrated solutions.
Solution Approach 2:
The engagement features utilize the tension already present in the transmission line during installation to automatically secure the line within the slot. The system leverages the line's own tension force to engage with the retention features, eliminating the need for external specialized equipment or highly trained personnel to perform the installation.
2Reliability
If existing retention methods are used, then the transmission line can be installed, but expensive equipment and highly trained personnel are required
Solution Approach 1:
The retention features are designed as simple, inexpensive structural elements integrated into the drill string component. Rather than requiring expensive specialized retention devices or reusable complex mechanisms, the system uses simple engagement features that can be manufactured at low cost and disposed of or reused with the drill string component itself.
Solution Approach 2:
The installation process is designed to be self-sufficient, using the transmission line's own tension to engage with the retention features. This eliminates the need for expensive specialized installation equipment and reduces the skill level required for installers, thereby reducing overall installation costs while maintaining reliable retention.
3Reliability
If the transmission line is held under tension, then movement is minimized, but installation becomes more difficult
Solution Approach 1:
The slot and engagement features are pre-configured in the drill string component before the transmission line is installed. This preliminary preparation ensures that when the line is installed, the retention mechanism is already in position to immediately engage and secure the line, eliminating the need for complex tensioning operations during installation.
Solution Approach 2:
The system uses the transmission line's inherent tension to automatically engage with the retention features. As the line is installed and tensioned, the tension force itself causes the engagement features to lock into place, making the installation process easier while simultaneously achieving the desired position stability.
Data Source
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AI summary
An apparatus for retaining a transmission line within a drill string component is disclosed. In one embodiment, such an apparatus includes a drill string component comprising a bore having an internal diameter. A slot is formed in the internal diameter to receive a transmission line. A first feature within the slot is configured to engage a corresponding second feature on the transmission line and thereby retain an end of the transmission line. A sleeve is inserted into the internal diameter to keep the transmission line within the slot. A corresponding system is also disclosed.