Rotating Shaft Telemetry Housing with Bridge Structure
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Solution Overview
Problem
Traditional strap-on telemetry systems for rotating shafts often damage the telemetry transmitter due to excessive downward force required to counteract centrifugal loading, as the force needed increases with the mass of the transmitter.
Innovation Solution
A system that includes a housing with intermediate members, such as a bridge-like or cradle-like structure, to trap the telemetry transmitter and distribute the restraining force away from the device, using materials like fiberglass that do not interfere with signal transmission, and a connector to secure the housing to the rotating shaft, thereby minimizing the load on the transmitter.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a strap-on telemetry system uses a strap to secure the telemetry transmitter on a rotating shaft, then the transmitter can be attached for monitoring purposes, but the downward force required to counteract centrifugal loading may damage the transmitter
Solution Approach 1:
A bridge-like intermediate structure is introduced between the strap and the telemetry transmitter. The strap connects to the bridge structure, which then connects to the transmitter, distributing the restraining force through intermediate members rather than applying it directly to the transmitter housing. This intermediary structure prevents damage while maintaining secure attachment.
Solution Approach 2:
The attachment system is divided into separate functional components: a strap for applying restraining force, a bridge-like intermediate structure with multiple members to distribute the force, and the telemetry transmitter. This segmentation allows the force to be distributed through multiple pathways rather than concentrated on a single point.
2Force
If the downward force in the strap is increased to counteract greater centrifugal loading, then the transmitter remains securely attached, but the likelihood of damaging the transmitter increases
Solution Approach 1:
The force distribution is moved from a single-dimensional direct compression path to a multi-dimensional distributed path through the bridge-like structure. The restraining force is routed through multiple intermediate members that span across the transmitter rather than applying force directly in one dimension, distributing the load across multiple contact points and structural pathways.
Solution Approach 2:
The bridge-like intermediate structure serves as a mediator between the high-force strap and the sensitive transmitter. It transforms the concentrated downward force into distributed forces through its multiple members, allowing high restraining forces to be applied without directly transmitting damaging loads to the transmitter housing.
3Ease of operation
If a traditional strap-on system is used, then the telemetry transmitter can be positioned on the outer diameter of the rotating shaft, but the strap must be tensioned to counteract centrifugal loading which may damage the device
Solution Approach 1:
The attachment system is segmented into distinct functional elements: the strap for tensioning, the bridge-like intermediate structure with multiple members for force distribution, and the transmitter housing. This segmentation maintains the operational simplicity of strap attachment while adding the reliability of distributed force paths through intermediate members.
Solution Approach 2:
The bridge-like intermediate structure acts as a mediator that preserves the ease of strap attachment operation while protecting device integrity. The strap can be easily tensioned and adjusted, and the intermediate structure automatically distributes the resulting forces to prevent damage, combining operational simplicity with device protection.
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 system effectively secures the telemetry transmitter on a rotating shaft with minimal damage risk by distributing the force, ensuring only centrifugal loads from the transmitter's weight are applied, allowing for reliable monitoring without damaging the equipment.
Implementation Method 1
intermediate members (such as a bridge-like or cradle-like structure) to trap the telemetry transmitter and distribute the restraining force away from the device
Implementation Method 2
the forces generated by the rotating mass of the telemetry transmitter (due to centrifugal loading)
Data Source
AI summary
A system for attaching a device to a rotating shaft is provided herein. The system may include a rotating shaft, a telemetry transmitter positioned about the rotating shaft, and a housing positioned about the telemetry transmitter. The telemetry transmitter may be trapped by the housing. The system also may include a connector configured to connect the housing to the rotating shaft.