Intelligent cabinet system
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Solution Overview
Problem
Existing locking mechanisms for movable objects, such as slide rail assemblies in electronic devices, often rely on motors that consume excessive power, making them unsuitable for long-term use and not adaptable to various market requirements or structural considerations.
Innovation Solution
An intelligent cabinet system with a locking mechanism that includes a controller communicating with electronic devices to control a locking member's movement between predetermined positions, allowing the second object to be blocked at a specific extension position, thereby conserving power and accommodating different usage scenarios.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a motor is used to drive the locking member for controlling rotation of the lever arm, then the locking function can be realized, but power consumption increases and battery life decreases
Solution Approach 1:
The motor is controlled to operate periodically rather than continuously. It activates only when the drawer transitions between locked and unlocked states, remaining inactive during intermediate positions. This periodic operation significantly reduces power consumption while maintaining reliable locking functionality.
Solution Approach 2:
The locking mechanism transitions from a static motor-driven system to a dynamic spring-loaded system. The spring provides continuous locking force without energy consumption, while the motor dynamically intervenes only when state changes are required, optimizing both reliability and energy efficiency.
2Adaptability or versatility
If the locking member is positioned to lock the drawer at intermediate positions, then the drawer can be held at predetermined positions, but the motor must frequently switch states increasing power consumption
Solution Approach 1:
The spring mechanism serves itself by automatically maintaining the locking member in the locked position without requiring continuous motor intervention. The spring stores potential energy that actively holds the drawer at intermediate positions, making the system self-sufficient and eliminating frequent motor switching.
Solution Approach 2:
The spring is pre-loaded to provide locking force before the drawer reaches any intermediate position. This preliminary action ensures the locking member is ready to engage and hold the drawer at any predetermined position without requiring real-time motor control adjustments.
3Ease of operation
If the locking mechanism uses a motor-driven lever arm system, then precise control is achieved, but the structural complexity increases
Solution Approach 1:
The complex motor-driven lever arm system is simplified by extracting and separating the functions: the spring handles continuous locking force and position maintenance, while the motor is reduced to simple on/off control for state transitions. This extraction reduces overall structural complexity while preserving control precision.
Solution Approach 2:
Instead of using the motor to continuously control the lever arm position, the invention inverts the approach by using the spring to maintain position and the motor only to release or engage the locking state. This inversion simplifies the control system while maintaining operational precision.
Data Source
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AI summary
A locking mechanism (26, 200, 300, 400, 500) is applicable to an intelligent cabinet system (20) having a first object (22) and a second object (24) movable relative to each other. The second object (24) is configured to be located at one of a retracted position, a predetermined extension position and an open position. The locking mechanism (26, 200, 300, 400, 500) includes a locking member (42, 207, 307, 407, 507) and a driving device (44, 204, 304, 404, 504). The driving device (44, 204, 304, 404, 504) is configured to drive the locking member (42, 207, 307, 407, 507) to move from a first predetermined position to a second predetermined position. When the second object (24) is moved relative to the first object (22) from the retracted position along a direction and when the locking member (42, 207, 307, 407, 507) is located at the second predetermined position, the locking member (42, 207, 307, 407, 507) is configured to block the second object (24) at the predetermined extension position. The predetermined extension position is located between the retracted position and the open position.