Transverse Multi-Channel PV Connector for Flexible Splicing

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Solution Overview

Problem

Existing photovoltaic connectors face challenges in temporary multi-channel splicing, leading to low integration degree and high splicing costs, especially when requiring numerous connectors and complex wiring harness sorting.

Innovation Solution

A multi-channel transverse combined connector design featuring a main, intermediate, and rear connecting member, with male and female terminals, and elastic sheets for secure connections, allowing for flexible expansion by adding intermediate members for increased output ports.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing T-joint connectors are used for multi-channel splicing, then connection reliability is maintained, but the number of connectors increases and integration degree decreases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidintegration degree
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple T-joint connector functions into a single multi-channel transverse combined connector. The main connecting member integrates multiple output channels (first output connecting end, second output connecting end, third output connecting end) and transverse connection capabilities (first transverse output end, second transverse input end) into one unified structure, eliminating the need for multiple separate connectors while maintaining connection reliability through proven T-joint connection mechanisms.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The multi-channel transverse combined connector serves multiple functions simultaneously: it provides vertical multi-channel output connections, transverse splicing capabilities, and maintains compatibility with existing T-joint connection standards. This universal design allows a single connector to replace multiple specialized connectors, improving integration degree while preserving reliable connections.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple separate connectors are used for temporary multi-channel splicing, then connection flexibility is achieved, but splicing cost increases

Engineering Contradiction:
Improveconnection flexibilityVSAvoidsplicing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By merging multiple connector functions into one integrated unit, the patent reduces the total number of connectors needed for multi-channel splicing applications. This consolidation directly lowers material costs, installation costs, and maintenance costs while preserving the flexibility to configure various connection topologies through the connector's multiple channels and transverse connection capabilities.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The universal design of the multi-channel transverse combined connector allows it to adapt to various splicing configurations (one-to-two, one-to-many, temporary, permanent) without requiring different connector types. This versatility eliminates the need to purchase multiple specialized connectors, thereby reducing overall splicing costs while maintaining connection flexibility.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Quantity of substance

If numerous connectors are used for multi-channel output, then connection coverage is improved, but wiring harness sorting complexity increases

Engineering Contradiction:
Improveconnection coverageVSAvoidwiring harness sorting
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent consolidates multiple output channels and transverse connections into a single connector body, providing comprehensive connection coverage (multiple output ports and transverse interfaces) without the need for multiple separate connectors. This integration dramatically simplifies wiring harness routing and sorting, as all connections are managed through one unified component rather than numerous distributed connectors.

Inventive Principle:
Principle #5Merging (Combining)

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

Enhances integration degree and reduces connection costs by enabling flexible expansion through transverse splicing, facilitating large-scale applications with improved reliability and waterproof performance.

Implementation Method 1

the second elastic sheet has certain elasticity and expands outward under the action of elastic force, so that the outer surface of the second elastic sheet is in contact with the inner surface of the first contact, and at the same time, under the action of elastic force, the outer surface of the second elastic sheet is in elastic close contact with the inner surface of the first contact

Methodology Applied
Scientific EffectElastic force: Elasticity

Data Source

PatentUS12531508B2Multi-channel transverse combined connector for photovoltaic use
Publication Date: 2026.01.20 DONGGUAN LOTE ELECTRONICS
  • US12531508B2 patent drawing
  • US12531508B2 patent drawing
  • US12531508B2 patent drawing

AI summary

The present disclosure discloses a multi-channel transverse combined connector for photovoltaic use, which comprise a main connecting member provided on one side, a rear connecting member provided on the other side, and a plurality of intermediate connecting members provided in the middle; wherein an upper end of the main connecting member is provided with an input connecting end for connecting input, a lower end thereof is provided with a first output connecting end for outputting, and a side end thereof is provided with a first transverse output end for outputting. The connector of the present disclosure can be transversely expanded as required, so that the integration degree of the connector is improved and the cost is reduced, thereby being beneficial to large-scale application.