Sprung Busbar Tapping Clip with Segmented Housing

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Solution Overview

Problem

Existing busbar tapping clamps face challenges in providing a secure and durable electroconductive connection that can withstand mechanical stresses and vibrations, while also being easy to manufacture and use.

Innovation Solution

A busbar tapping clamp design featuring a clamping member with a hook-shaped extension and spring force clamps, which ensures a defined relative position of components and uses a clamping screw for secure mechanical and electrical contact, allowing for easy connection and disconnection of conductors without releasing the busbar fixation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a busbar tapping clamp uses a clamping device with spring force clamps to connect conductors, then the ease of operation is improved, but the reliability of the connection under mechanical stress may worsen

Engineering Contradiction:
Improveease of conductor connectionVSAvoidconnection stability under vibration
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The clamping device is divided into two independent functional parts: a clamping screw for securing the busbar tapping clamp to the busbar, and spring force clamps for connecting conductors. This segmentation allows each component to be optimized for its specific function, with the clamping screw providing stable mechanical fixation and the spring force clamps providing easy-to-operate electrical connections.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent combines the clamping screw mechanism and spring force clamp mechanism into a single integrated clamping device. This merging allows both functions to work together within one housing, providing both the reliability of screw fixation and the ease of operation of spring clamps for conductor connection.

Inventive Principle:
Principle #5Merging (Combining)

2Manufacturing precision

If the busbar tapping clamp uses a complex housing structure to ensure defined relative position of components, then the manufacturing precision is improved, but the device complexity increases

Engineering Contradiction:
Improvedefined relative position of componentsVSAvoidhousing structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The housing is divided into an outer housing part and an inner housing part. The inner housing part contains recesses that receive and position the spring force clamps and clamping member, while the outer housing part provides the overall structure. This segmentation simplifies manufacturing by allowing separate production and assembly of housing components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The inner housing part includes integrated retaining means with recesses that automatically position and retain the spring force clamps and clamping member in defined relative positions. This self-positioning feature eliminates the need for additional complex positioning mechanisms, reducing device complexity while maintaining manufacturing precision.

Inventive Principle:
Principle #25Self-service

3Strength

If the clamping member is designed as a solid part with hook-shaped extension, then the strength of the connection is improved, but the ease of manufacture may worsen

Engineering Contradiction:
Improvemechanical load capabilityVSAvoidmanufacturing complexity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The clamping member is separated into distinct functional elements: a solid part providing strength and a hook-shaped extension providing the clamping function. This segmentation allows the solid part to be manufactured using standard processes while the hook-shaped extension can be added through forming or attachment operations, balancing strength requirements with manufacturing ease.

Inventive Principle:
Principle #1Segmentation

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 design provides a long-lasting, mechanically and electrically secure connection capable of withstanding vibrations and mechanical stresses, while simplifying the manufacturing process and ensuring safe operation by reducing the risk of contact errors.

Implementation Method 1

at least one spring force clamp (34) for bringing a conductor (32), led to the busbar tapping clamp (10), into electroconductive contact with the clamping member (16)

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

The fixing of the busbar tapping clamp to the particular busbar takes place, for example, by means of a clamping screw that is screwed into the clamping member

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS10855001B2Sprung busbar tapping clip
Publication Date: 2020.12.01 HORA WERK
  • US10855001B2 patent drawing
  • US10855001B2 patent drawing
  • US10855001B2 patent drawing

AI summary

Disclosed is a busbar tapping clamp (10) comprising a clamping member (16) that can be attached to a busbar (12) like a G-clamp, and sprung means (34) for bringing a conductor (32), which extends to the busbar tapping clamp (10), into electroconductive contact with the clamping member (16).