Socket Charging Pile Lock Control for Electronic Lock Jamming

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Solution Overview

Problem

Electric vehicle charging piles often experience lock jamming conditions, preventing normal charging operations.

Innovation Solution

A method for controlling the electronic lock of a socket-type charging pile, which includes acquiring a lock jamming command and performing a lock jamming release operation to resolve jamming states.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If an electronic lock is installed on the charging socket to lock or unlock the charging gun, then the charging operation can be controlled and secured, but lock jamming conditions occur that prevent normal charging operations

Engineering Contradiction:
Improvecharging operation reliabilityVSAvoidcharging gun insertion/removal
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs preliminary detection of lock status before charging operations. The controller detects whether the electronic lock is in a jamming state before attempting to lock or unlock the charging gun, and initiates appropriate release operations in advance to prevent operational failures.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms by continuously monitoring the lock status and detecting jamming conditions. When the controller detects a lock jamming state, it automatically triggers the lock release operation, creating a closed-loop control system that responds to actual lock conditions.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If the electronic lock continuously attempts to lock or unlock the charging gun, then the locking function can be maintained, but the lock jamming condition worsens and prevents normal operation

Engineering Contradiction:
Improvecharging gun locking/unlockingVSAvoidcharging operation reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system applies preliminary anti-action by detecting lock jamming states and executing release operations before normal locking/unlocking operations can fail. The controller proactively identifies jamming conditions and counteracts them by triggering the lock release mechanism, preventing the worsening of jamming conditions.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The system implements self-service by automatically detecting lock jamming conditions and executing release operations without external intervention. The controller monitors the lock status and autonomously initiates the lock release operation when jamming is detected, enabling the system to resolve its own operational failures.

Inventive Principle:
Principle #25Self-service

3Ease of repair

If the charging pile is designed with separate charging gun and socket components, then maintenance of the charging gun is facilitated, but the electronic lock installed on the socket becomes more prone to jamming conditions

Engineering Contradiction:
Improvecharging gun maintenanceVSAvoidelectronic lock jamming
Core Design Contradiction:
Ease of repairVSObject-affected harmful factors

Solution Approach 1:

The system introduces an intermediary control mechanism between the electronic lock and the charging gun/socket components. The controller acts as a mediator that detects lock status and coordinates lock release operations, reducing the direct mechanical interaction that causes jamming while maintaining the separate component design for ease of maintenance.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250026213A1Method for controlling electronic lock of socket-type charging pile, and charging pile and charging apparatus
Publication Date: 2025.01.23 AUTEL DIGITAL POWER CO LTD
  • US20250026213A1 patent drawing
  • US20250026213A1 patent drawing
  • US20250026213A1 patent drawing

AI summary

Provided is a method for controlling electronic lock of a socket-type charging pile, a charging pile and a charging apparatus. The charging pile is provided with a socket and an electronic lock is installed on the socket for locking or unlocking a charging gun. The charging gun is inserted into the socket. The charging gun and the charging pile are separate, such that a user inserts the charging gun into the charging pile when charging is required, thereby facilitating better maintenance of the charging gun.