Floating Busbar Adapter for Fast Rack Power Connection

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Solution Overview

Problem

The existing electrical connection devices for server racks are cumbersome and time-consuming to assemble and disassemble, hindering maintenance convenience.

Innovation Solution

An electrical connection device comprising a busbar group, a rack busbar group, and an adapter that allows the adapter to float relative to the busbar group in the left-right direction and the rack busbar group in the up-down direction, facilitating rapid assembly and disassembly through mating grooves and inserting grooves for improved alignment and connection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the rack busbar is fixed to the busbar group using screw holes and screws, then the electrical connection is secure and reliable, but the assembly and disassembly process becomes time-consuming and inconvenient

Engineering Contradiction:
Improveelectrical connection reliabilityVSAvoidassembly and disassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The invention divides the connection system into three separable modules: the busbar group with transmitting portions, the adapter with inserting grooves, and the rack busbar group. This segmentation allows the adapter to serve as an interchangeable intermediary that can be quickly connected and disconnected, enabling rapid assembly and disassembly while maintaining secure electrical connections through the modular interface.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adapter acts as an intermediary component between the busbar group and the rack busbar group. It features inserting grooves that receive the transmitting portions, creating a mediator interface that enables quick connection without requiring direct screw-fastening between the busbar group and rack busbar. The adapter can be plugged in and out rapidly while ensuring reliable electrical contact through its contact portions.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the rack busbar is fixed to the busbar group using screw holes and screws, then the electrical connection is stable and secure, but the maintenance convenience is reduced

Engineering Contradiction:
Improveelectrical connection stabilityVSAvoidmaintenance convenience
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

By segmenting the connection system into modular components (busbar group, adapter, rack busbar group), the invention enables easy separation and reassembly during maintenance. The adapter can be quickly removed and replaced without affecting the stability of the remaining components, making maintenance operations convenient while preserving connection reliability through the standardized modular interface.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adapter serves as a maintenance-friendly intermediary that can be independently removed and replaced. During maintenance, the adapter can be quickly detached from either the busbar group or rack busbar group without requiring disassembly of the entire connection system, significantly improving maintenance convenience while the standardized interface ensures stable reconnection.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If the adapter is designed with floating capability in left-right and up-down directions, then the alignment and mating process becomes smoother and faster, but the device structure becomes more complex

Engineering Contradiction:
Improveassembly speedVSAvoidadapter structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The adapter is designed with dynamic floating capabilities in both left-right and up-down directions, allowing it to automatically adjust its position during the mating process. This dynamic adjustment enables smooth alignment with the transmitting portions without requiring precise pre-positioning, significantly improving assembly speed. The floating mechanism achieves this through movable contact portions that can shift position while maintaining electrical connection.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240243535A1Electrical connection device
Publication Date: 2024.07.18 MOLEX INC
  • US20240243535A1 patent drawing
  • US20240243535A1 patent drawing
  • US20240243535A1 patent drawing

AI summary

An electrical connection device e includes a busbar group, a rack busbar group and an adapter. The busbar group includes a first busbar and a second busbar, the first busbar has a first body and a first transmitting portion. The second busbar has a second body and a second transmitting portion. The second body and the first body are constructed therebetween to be insulated from each other and be not conducted with each other. The rack busbar group includes two rack busbars. The adapter pluggably mates with the first transmitting portion and the second transmitting portion of the busbar group and is configured so that the adapter is capable of floating relative to the busbar group along a left-right direction, the adapter further pluggably mates with the two rack busbars of the rack busbar group and is configured so that the adapter is capable of floating relative to the rack busbar group along an up-down direction.