Hybrid Cable Transition OVP Module with Factory-Preassembled Contacts
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Solution Overview
Problem
The current methods for transitioning hybrid trunk cables to jumper cables in wireless infrastructure require opening enclosures, leading to installation challenges such as time consumption, safety risks, connection errors, and connector damage, and additional complexity from separate overvoltage protection (OVP) setups.
Innovation Solution
An overvoltage protection module (OVP module) that integrates with hybrid trunk cables, featuring a mounting frame, an OVP unit, and isolated contacts to manage power conductors and optical fibers, creating an open electrical circuit when exceeding a voltage threshold, thereby simplifying transitions and providing OVP within a compact assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If transitions are made by opening enclosures and making connections in the field, then flexibility and adaptability are improved, but installation time increases and safety risks arise
Solution Approach 1:
The patent applies preliminary action by pre-assembling the transition device with all necessary connections, contacts, and overvoltage protection components factory-configured within an enclosure. This eliminates the need for field assembly operations, reducing installation time while maintaining the adaptability to connect different cable types through pre-configured interfaces.
2Adaptability or versatility
If transitions are made by opening enclosures and making connections in the field, then adaptability is improved, but connection errors and connector damage increase
Solution Approach 1:
The transition device is pre-assembled in a controlled factory environment where connections can be precisely made and tested, eliminating field installation errors. The enclosure protects connectors from damage during transport and installation, while pre-configured contact arrangements ensure reliable connections without requiring field operations.
Solution Approach 2:
The enclosure structure provides beforehand cushioning and protection for delicate fiber optic connectors and electrical contacts. The rigid enclosure prevents physical damage during handling and installation, while the pre-assembled configuration ensures that connections are already protected and secured before reaching the installation site.
3Reliability
If separate mounted enclosure is used for overvoltage protection, then overvoltage protection capability is improved, but device complexity and installation complexity increase
Solution Approach 1:
The patent merges the overvoltage protection function with the transition device by integrating the overvoltage unit directly into the enclosure structure. The overvoltage contacts are positioned to work with the power conductor contacts, creating a unified device that performs both transition and protection functions, thereby reducing the number of separate components and simplifying installation.
Solution Approach 2:
The transition device is designed with multi-functionality, serving both as a cable transition interface and an overvoltage protection device. The enclosure houses both the mechanical transition components and the electrical protection components, allowing a single device to fulfill multiple functions that would traditionally require separate equipment.
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 OVP module streamlines the transition process, reducing installation time and errors, enhancing safety, and integrating OVP directly into the transition assembly to reduce complexity and costs, while ensuring reliable power and signal distribution.
Implementation Method 1
an overvoltage unit mounted in the mounting frame and configured to create an open electrical circuit when experiencing a voltage higher than a predetermined threshold
Data Source
AI summary
An OVP module that connects with a hybrid trunk cable includes: a mounting frame; an overvoltage unit mounted in the mounting frame and configured to create an open electrical circuit when experiencing a voltage higher than a predetermined threshold; a first contact configured to receive a first set of power conductors from a hybrid trunk cable; a second contact configured to receive a second set of power conductors from the hybrid trunk cable; a first OVP conductor connected between the first contact and the overvoltage unit; a second OVP conductor connected between the second contact and the overvoltage unit; a third contact configured to receive a first set of power cords; a fourth contact configured to receive a second set of power cords; a third OVP conductor connected between the overvoltage unit and the third contact; and a fourth OVP conductor connected between the overvoltage unit and the fourth contact.