Central Access Control System for Rapid Door Locking

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Solution Overview

Problem

Existing central access control systems for multiple door locks are inefficient in ensuring all doors are locked or unlocked simultaneously, particularly in large facilities like schools and companies, leading to potential security breaches and the need for manual verification.

Innovation Solution

A central access control system with a control device that can electrically or wirelessly manage multiple door locks, using manual and electric setting devices, and identification mechanisms to uniformly lock or unlock doors, with indicating devices for status and wireless communication for remote control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If a single control device is used to control multiple door locks, then the speed of locking/unlocking multiple doors is improved, but the device complexity increases

Engineering Contradiction:
Improvespeed of locking/unlocking multiple doorsVSAvoidcontrol system complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

Multiple door lock control functions are merged into a single centralized control device. The control device includes a control module that can simultaneously or sequentially control multiple door locks through electrical connections, eliminating the need for separate control mechanisms for each door and enabling rapid uniform locking or unlocking of all doors.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The centralized control device is designed with multi-functional capabilities to handle various door locks across different locations. It can control door locks in different rooms, respond to different types of alarms, and provide both automatic and manual control modes, making it a universal security control solution.

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

2Productivity

If automatic centralized control is implemented, then productivity is improved, but the ease of operation decreases due to complex control mechanisms

Engineering Contradiction:
Improveefficiency of door locking managementVSAvoidease of door lock control
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The control system incorporates automatic monitoring and control capabilities that operate without continuous human intervention. The control module automatically receives alarm signals, determines which doors need to be locked, and executes the locking commands, enabling the system to serve itself and eliminating the need for manual verification of each door.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The control module acts as an intermediary between alarm detection devices and door lock actuators. It processes alarm signals, determines the appropriate response, and automatically transmits control commands to the relevant door locks, simplifying the operation for security personnel while maintaining automated efficiency.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If individual door locks can be controlled independently, then adaptability is improved, but the device complexity increases

Engineering Contradiction:
Improveflexibility of door lock controlVSAvoidcontrol system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The control system is segmented to allow independent control of each door lock while maintaining centralized management. The control module can selectively activate or deactivate specific door locks based on alarm location, time of day, or security requirements, providing adaptable control without requiring a completely separate control system for each door.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10208506B2Central access control system
Publication Date: 2019.02.19 SHEN I TING
  • US10208506B2 patent drawing
  • US10208506B2 patent drawing
  • US10208506B2 patent drawing

AI summary

A central access control system (10) includes a plurality of doors (44), a plurality of door locks (20) respectively mounted to the doors (44), a control device (33) connected to the door locks (20), and an unlocking device (40) for setting the control device (33) to be in an enabling state or a forbidding state. When the control device (33) is set to be in the forbidding state, the control device (33) outputs a forbidding signal to all of the door locks (20) to set the door locks (20) in a locking state. When the control device (33) is set to be in the enabling mode, the control module (33) outputs an enabling signal to all of the door locks (20), and a locking state or an unlocked state of a locking mechanism (24) of each door lock (20) remains unchanged.