Connecting Terminal Locking Mechanism for PDU Grounding
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Solution Overview
Problem
Power distribution units (PDUs) face challenges in securely and efficiently connecting and distributing power between different sockets and external devices, particularly in ensuring reliable electrical connections and grounding, which can lead to inefficiencies and safety concerns.
Innovation Solution
The use of connecting terminals with locking mechanisms and wire joints that securely connect bonding posts between power sockets, ensuring electrical continuity and grounding, and optionally incorporating additional connecting terminals for enhanced connectivity and wire management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional power distribution units are used without specialized connecting terminals, then the device structure is simpler, but the electrical connection reliability and grounding security are insufficient
Solution Approach 1:
The connecting terminal is divided into multiple functional segments: a body portion for connection, a locking portion with movable locking arms for securing the connection, and a grounding portion with bonding posts for electrical grounding. This segmentation allows each part to perform its specific function efficiently while maintaining overall reliability.
Solution Approach 2:
The connecting terminal acts as an intermediary component between power distribution sockets and bonding posts, providing a dedicated interface that ensures both electrical connectivity and mechanical security. This intermediary structure resolves the contradiction by specializing the connection function without complicating the overall PDU system.
2Reliability
If locking mechanisms are added to connecting terminals, then the connection security is improved, but the manufacturing complexity increases
Solution Approach 1:
The locking mechanism is merged into the connecting terminal body as an integrated structure. The locking arms are formed as part of the terminal body portion, eliminating the need for separate locking components and simplifying manufacturing while maintaining secure connections.
Solution Approach 2:
The locking arms are designed to be movable relative to the body portion, allowing them to transition between locked and unlocked positions. This dynamic feature enables secure connections during operation while maintaining ease of installation and removal, balancing security with manufacturing simplicity.
3Productivity
If multiple connecting terminals are used for enhanced connectivity, then the power distribution efficiency is improved, but the device complexity increases
Solution Approach 1:
Each connecting terminal is designed with multi-functionality, incorporating both power distribution connection capabilities and grounding functions within a single component. This universal design allows multiple terminals to be used throughout the PDU system without proportionally increasing overall complexity, as each terminal performs multiple functions simultaneously.
Data Source
AI summary
A connecting terminal in a power distribution unit includes a connecting plate and a first wire joint. The connecting plate includes first and second ends. The first end defines a first locking hole. The first wire joint is configured to be connected to an end of a wire, the connecting terminal is connected a power interface of an external device through the first locking hole. The power distributing unit having the connecting terminal is further disclosed.