Electromechanical Lock With Modular Communications Hub
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Solution Overview
Problem
Existing high security electromechanical locks lack expandability for auxiliary devices and are not power efficient, leading to limited functionality and reduced battery life.
Innovation Solution
A digital platform-based electromechanical lock system that supports the installation of auxiliary devices, simplifies battery replacement, and incorporates a power-efficient design allowing microcontrollers to enter standby modes for extended battery life, using a USB protocol for communication and power management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a typical high security electromechanical lock with fixed function is used, then the lock provides basic security functionality, but it lacks expandability for auxiliary devices and does not promote power efficiency
Solution Approach 1:
The lock control is designed as a universal digital platform that can perform multiple functions. The controller includes a communications hub with multiple ports that can connect to various auxiliary devices such as keypads, biometric scanners, or remote access systems. This multi-functional design allows the same lock control to adapt to different security requirements without requiring separate dedicated controls for each function.
Solution Approach 2:
The lock control transitions from a static fixed-function design to a dynamic configurable system. The controller can be programmed and reconfigured through digital communications to perform different functions based on user needs. The system can dynamically adjust its behavior, supported functions, and power consumption characteristics depending on the connected auxiliary devices and operational requirements.
2Reliability
If the lock control operates continuously to maintain security monitoring, then security responsiveness is improved, but power consumption increases reducing battery life
Solution Approach 1:
The lock control implements periodic action by entering sleep modes during intervals when no security events are detected. The system periodically checks for key insertions, code entries, or other security-relevant inputs, then enters a low-power state between checks. This periodic monitoring approach maintains security responsiveness while dramatically reducing average power consumption compared to continuous operation.
Solution Approach 2:
The system uses feedback mechanisms to adjust its power consumption based on operational conditions. When security events are detected (such as attempted access or system tampering), the controller transitions from low-power mode to full operational mode. This feedback-driven power management ensures the lock maintains reliability when needed while optimizing battery life during normal idle periods.
3Ease of manufacture
If battery replacement is complicated in existing locks, then manufacturing simplicity is maintained, but maintenance difficulty increases
Solution Approach 1:
The battery compartment is segmented as a separate removable module from the main lock control housing. This segmentation allows the battery compartment to be independently accessed, removed, and replaced without disassembling the entire lock mechanism. The modular design simplifies maintenance operations while maintaining manufacturing efficiency through standardized components.
4Adaptability or versatility
If auxiliary devices are connected to expand lock functionality, then versatility is improved, but power consumption increases
Solution Approach 1:
The communications hub provides universal connectivity to multiple auxiliary devices through standardized ports. The controller can selectively activate only the auxiliary devices that are currently connected and needed, rather than continuously powering all possible peripherals. This universal interface approach maximizes versatility while minimizing power consumption by enabling on-demand device activation.
Data Source
AI summary
A high security electromechanical lock has a lock assembly configured to extend or retract a locking member. The lock assembly includes a first microcontroller communicatively coupled to an electronic storage memory. An electronic key input assembly is electrically and mechanically coupled to the lock assembly. The electronic key input assembly includes an electronic dial ring base having a base plate and a communications hub circuit. The base plate has a side wall. The communications hub circuit has a plurality of communications ports arranged around a periphery of the base plate that are accessible through the side wall. Each of the plurality of communications ports is configured to communicate with a respective peripheral electronic device of a plurality of peripheral electronic devices. The base plate is configured to mechanically removably mount each of the plurality of peripheral electronic devices around the periphery of the side wall of the base plate.