Piercing Connector for Double-Woven Conductive Textile Bands
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Solution Overview
Problem
Existing electrically conductive textile bands face limitations such as visibility of conductive threads, low voltage and current endurance, and poor mechanical properties, making them unsuitable for fast and reliable connections to electric power sources, especially for high-power applications like lighting units, and lacking adequate insulation.
Innovation Solution
An electric device with a supporting surface and retention means featuring piercing needles and a rotating lever mechanism that securely fixes and electrically connects to a textile conductive band, allowing for easy assembly and disassembly without tools, and a textile conductive band with double weaving and bare copper threads for efficient power transmission and insulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If textile bands with conductive threads are used for electrical connection, then the connection can be made to electric power sources, but the conductive threads are visible and the mechanical properties are poor
Solution Approach 1:
The textile band is segmented into distinct functional layers: a non-conductive base fabric layer and separate conductive element layers. This segmentation allows the conductive elements to be optimized for electrical performance while the base fabric provides mechanical strength and flexibility, resolving the contradiction between connection capability and mechanical properties
Solution Approach 2:
The textile band employs composite construction combining non-conductive textile material with conductive elements (such as metal-plated fibers or conductive yarns). This composite structure integrates the mechanical advantages of textile materials with the electrical conductivity needed for power transmission, eliminating visibility issues while maintaining connection versatility
2Adaptability or versatility
If textile bands with conductive threads are used, then electrical connection is possible, but they only withstand low voltages and currents
Solution Approach 1:
The textile band features localized high-density conductive element arrangements at connection points and interfaces, while maintaining lower conductivity in intermediate sections. This local quality enhancement allows the band to withstand high voltages and currents at critical connection zones without requiring the entire textile structure to be highly conductive, thus improving power endurance while maintaining connection versatility
Solution Approach 2:
The composite structure incorporates conductive elements with high electrical conductivity (such as metal-plated fibers) combined with insulating textile matrices. This composition enables the band to handle high power applications by concentrating conductivity where needed while the insulating portions provide electrical isolation and safety
3Reliability
If conventional connecting devices with jacketed wires are used, then electrical connection can be established, but the device complexity increases and tool-free operation is not achieved
Solution Approach 1:
The connecting device incorporates self-aligning and self-locking features that automatically guide the textile band into the correct position and secure it without external tools. The design includes compliant contact elements that adapt to the textile's flexibility, enabling reliable electrical connection through simple insertion and automatic engagement, thus achieving tool-free operation while maintaining connection reliability
Solution Approach 2:
The connecting device is designed with universal features that accommodate different textile band configurations and electrical connection requirements. It integrates mechanical retention, electrical contact, and alignment functions into a single component structure, reducing overall device complexity while ensuring reliable electrical connection across various applications
4Adaptability or versatility
If textile bands are used for high-power applications, then versatility is improved, but adequate electric insulation is not ensured
Solution Approach 1:
The textile band implements local quality differentiation with highly insulating layers positioned at areas subject to high electrical stress or potential contact with conductive elements. The insulating properties are concentrated where needed to prevent breakdown during high-power operation, while other areas maintain flexibility and conductivity as required, thus ensuring adequate insulation without limiting application versatility
Solution Approach 2:
The composite textile structure integrates conductive elements with insulating textile matrices and protective coatings. This composite design provides inherent electrical insulation throughout the band structure, preventing short circuits and electrical breakdown during high-power applications while maintaining the versatility to connect to various electric power sources
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 solution enables quick, tool-free, and reliable connections to electric power sources, ensuring good electrical contact and mechanical stability, suitable for high-power applications like LED lighting units, while maintaining flexibility and appearance.
Implementation Method 1
the piercing means are suitable for conducting an electric current
Implementation Method 2
retention means for retaining the textile electrically conductive band on the supporting surface
Data Source
AI summary
Electric device with electric connection means suitable for connecting it to an electric power source, comprising a supporting surface for a textile electrically conductive band and retention means for retaining the textile electrically conductive band on supporting surface. Electric connection means comprise piercing means for piercing the textile electrically conductive band which are suitable for conducting an electric current. Textile electrically conductive band is made of double weaving and comprises two mutually parallel electrically conductive guides extending along the band. Each of the electrically conductive guides is located between two layers of textile material of said double weaving.