Vehicle-End Discharge Adapter With Integrated V2L Connection Control
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Solution Overview
Problem
There is a need for a portable, compact, and easy-to-operate adapter device to facilitate vehicle-to-load (V2L) discharge from electric vehicles, as existing electrical appliances become inoperable during power outages and current solutions are inadequate.
Innovation Solution
A vehicle discharge adapter with a vehicle-end electrical connector and socket assembly, integrated with a circuit board, discharge control module, and communication module, allowing for bidirectional data and signal communication, and featuring a male and female terminal assembly for easy electrical connection and discharging process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a portable and compact adapter device is designed for V2L discharge, then the ease of operation and portability are improved, but the electrical connection stability and safety may be compromised
Solution Approach 1:
The adapter is divided into distinct functional modules: a vehicle-end electrical connector with male terminal assembly, a socket assembly with female terminal assembly, and an integrated circuit board with control modules. This segmentation allows each component to be optimized independently while maintaining overall portability and connection reliability through standardized interfaces.
Solution Approach 2:
The circuit board integrates multiple functional modules including the discharge control module, communication module, and discharge pilot module into a single compact unit. This merging reduces the overall device size and complexity while maintaining all necessary functions for safe and reliable V2L discharge operation.
2Device complexity
If multiple functional modules are integrated into a single adapter device, then the device complexity is reduced and ease of operation is improved, but the manufacturing precision requirements increase
Solution Approach 1:
The circuit board serves as an integration platform that combines the discharge control module, communication module, and discharge pilot module into a single printed circuit board assembly. This merging approach reduces the number of separate components and connections required, thereby reducing device complexity while the standardized PCB manufacturing process manages precision requirements.
Solution Approach 2:
The integrated circuit board is designed to perform multiple functions: controlling the discharge process, communicating with the vehicle's battery management system, and providing pilot signals for load detection. This multi-functionality in a single component reduces overall device complexity while leveraging standardized electronic component manufacturing capabilities.
3Ease of operation
If the male and female terminal assemblies are designed for easy plugging and unplugging, then the ease of operation is improved, but the electrical connection stability may be compromised
Solution Approach 1:
The terminal assemblies are segmented into male and female components with complementary geometries that guide insertion while maintaining secure electrical contact. The male terminal assembly includes contact elements that engage with corresponding female terminals, providing both ease of connection and stable electrical contact through the segmented design.
Solution Approach 2:
The terminal contact surfaces are designed with localized high-conductivity materials and optimized contact geometries at the critical connection points, while other parts of the connector can be simpler. This local quality enhancement ensures stable electrical connection at the contact interface while maintaining overall connector portability and ease of operation.
Data Source
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AI summary
Disclosed by the present disclosure is a vehicle discharge adapter, including a vehicle-end electrical connector, which includes a base and a male terminal assembly disposed in the base, and the male terminal assembly is configured to be electrically connected with a vehicle-end power supply device, and a mating cavity is formed at an end of the vehicle-end electrical connector; and a socket assembly, which is provided in the mating cavity, and the socket assembly includes a female terminal assembly, and the female terminal assembly is plugged with the male terminal assembly to form an electrical connection. Therefore, an external electrical load can be directly electrically connected to the vehicle discharge adapter, thereby realizing a vehicle-to-load discharging process.