Single Pair Ethernet Connector With Insulation Displacement Contacts
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Solution Overview
Problem
Traditional methods for connecting wires to electronic components, such as soldering, are tedious, inefficient, and result in high scrap rates, making them undesirable, especially in applications where components are hard to reach, and the connections are not easily repairable.
Innovation Solution
A single pair Ethernet (SPE) connector system featuring a female and male connector portion with insulation displacement contact (IDC) components, allowing for quick, efficient, and reliable electrical and mechanical connections via a latching mechanism and wire retention grooves, enabling easy disconnection and reconnection of SPE cables.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If soldering is used to connect wires to electronic components, then the connection is reliable and durable, but the process is tedious, inefficient, and results in high scrap rates
Solution Approach 1:
The patent replaces the thermal soldering process with a mechanical insulation displacement contact (IDC) system. The IDC contacts mechanically pierce through wire insulation to establish electrical connection, eliminating the need for soldering iron, flux, and heating processes. This mechanical substitution maintains connection reliability while dramatically improving assembly speed and reducing scrap rates.
Solution Approach 2:
The IDC contacts are designed to automatically pierce the wire insulation and establish electrical connection without requiring manual insulation removal or complex alignment procedures. The system performs the connection function itself through the piercing action, eliminating the need for separate insulation stripping and soldering steps, thereby improving productivity while maintaining reliability.
2Reliability
If soldering is used to form electrical connections, then the connection is secure, but the connection is not reparable and replacement requires new components
Solution Approach 1:
The connector is divided into separable male and female portions that can be independently removed and replaced. The IDC contacts are integrated into modular connector assemblies that can be detached from the cable and reattached, enabling repair without replacing entire components. This segmentation maintains secure electrical connections while providing ease of repair through modular replacement.
3Reliability
If traditional connectors are used, then electrical connections can be established, but the connection process is time-consuming and complex
Solution Approach 1:
The IDC contacts are pre-configured within the connector housing with insulation displacement features already formed. The wire insertion path and contact piercing points are predetermined during connector manufacturing, eliminating the need for现场 insulation stripping, wire bending, or complex alignment operations. This preliminary preparation significantly reduces connection time while ensuring reliable electrical contact.
Solution Approach 2:
The insulation displacement contact mechanism allows the connector to skip the traditional multi-step process of insulation removal, wire stripping, and soldering. The IDC contacts directly pierce through the insulation in a single rapid motion, rushing through the connection process in one action while maintaining secure electrical connection, thereby minimizing connection time.
4Reliability
If soldered connections are made in hard-to-reach areas, then the connection can be formed, but the connection is difficult to repair or replace
Solution Approach 1:
The connector assembly is designed as a modular unit with separable cable end and component end portions. This segmentation allows the entire connector to be removed and replaced as a single unit, making maintenance accessible even in hard-to-reach locations without requiring disassembly or special tools. The modular design maintains reliable electrical connection while dramatically improving maintenance accessibility.
Data Source
AI summary
This disclosure provides a method and apparatus for a single pair Ethernet (SPE) wire-to-board connector. The SPE connector may include a female connector portion and a male connector portion. The female connector portion may include a first electrical contact having a first contact tine and a first receiving portion, a second electrical contact having a second contact tine and a second receiving portion. The male connector portion includes a third electrical contact comprising a first insulation displacement contact (IDC) portion and a third contact tine, a fourth electrical contact comprising a second DC portion and a fourth male portion, and a second inner housing having a first wire retention groove, a second wire retention groove, and an opening structured to allow an SPE cable to extend therethrough.